     1                                  
     2                                  ; Public Domain
     3                                  
     4                                  ; test install command: install; r; rdumpidx uninstall
     5                                  ; test run command: ; .; .
     6                                  
     7                                  %include "lmacros3.mac"
     1                              <1> [list -]
    14                              <2> [list -]
    14                              <1> [list -]
     8                                  %include "eld.mac"
     1                              <1> %if 0
     2                              <1> 
     3                              <1> Extensions for lDebug macros
     4                              <1> 
     5                              <1> Copyright (C) 2008-2025 E. C. Masloch
     6                              <1> 
     7                              <1> Usage of the works is permitted provided that this
     8                              <1> instrument is retained with the works, so that any entity
     9                              <1> that uses the works is notified of this instrument.
    10                              <1> 
    11                              <1> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <1> 
    13                              <1> %endif
    14                              <1> 
    15                              <1> %ifndef ELD_MAC
    16                              <1> %define ELD_MAC 1
    17                              <1> 
    18                              <1> %include "lmacros3.mac"
     1                              <2> [list -]
    19                              <1> 
    20                              <1> 		; ELD executable header
    21                              <1> 	struc ELD_HEADER
    22 00000000 ????????            <1> eldhSignature:		resb 4	; "ELD1"
    23 00000004 ??????              <1> 			resb 3	; reserved
    24 00000007 ??                  <1> 			resb 1	; 26 (Ctrl-Z)
    25 00000008 ????????            <1> eldhCodeOffset:		resd 1	; position displacement from eldhSignature
    26 0000000C ????                <1> eldhCodeImageLength:	resw 1	; amount bytes, at least 32
    27 0000000E ????                <1> eldhCodeAllocLength:	resw 1	; amount bytes, added to prior. sum < 64 KiB
    28 00000010 ????????            <1> eldhDataOffset:		resd 1
    29 00000014 ????                <1> eldhDataImageLength:	resw 1	; (zero allowed)
    30 00000016 ????                <1> eldhDataAllocLength:	resw 1	; (zero allowed)
    31 00000018 ????                <1> eldhCodeEntrypoint:	resw 1	; within code section, used as displacement
    32 0000001A ????????            <1> eldhReserved:		resb 4	; reserved
    33 0000001E ????                <1> eldhExtensionSize:	resw 1	; from eldhSignature, -> past eldhx fields in use
    34                              <1> 	endstruc
    35                              <1> 	endarea ELD_HEADER, 1
    36                              <1> 
    37                              <1> 	struc ELD_HEADERX
    38 00000000 <res 20h>           <1> eldhxHeader:		resb ELD_HEADER_size
    39 00000020 ????????            <1> eldhxDescriptionOffset:	resd 1	; zero if none, from eldhxHeader. <= 128 Bytes
    40 00000024 ????????            <1> eldhxHelpOffset:	resd 1	; zero if none, from eldhxHeader
    41 00000028 ????????            <1> eldhxLibTable:		resd 1	; zero if none, from eldhxHeader
    42 0000002C ????????            <1> eldhxDateTimeOffset:	resd 1	; zero if none, from eldhxHeader
    43                              <1> 	alignb 16
    44                              <1> 	endstruc
    45                              <1> 
    46                              <1> 	struc ELD_TRAILER_HEADER
    47 00000000 ????????????????    <1> eldthSignature:		resb 8	; "ELD1TAIL"
    48 00000008 ????????            <1> eldthHeaderOffset:	resd 1	; negative displacement from eldthSignature,
    49                              <1> 				;  add this dword to the seek offset
    50 0000000C ????                <1> eldthReserved:		resw 1	; reserved, must be initialised to zero
    51 0000000E ????                <1> eldthChecksum:		resw 1	; sum of all words in trailer header = 0
    52                              <1> 	endstruc
    53                              <1> 	endarea ELD_TRAILER_HEADER, 1
    54                              <1> 
    55                              <1> 	struc ELD_LIBTABLE
    56 00000000 ????                <1> eldltFormat:		resw 1
    57                              <1> 	; 0 = uncompressed
    58                              <1> 	; 2 = heatshrink compressed
    59                              <1> 	; 3 = lzexedat -4 compressed
    60                              <1> 	; 4 = lzexedat -4 -l compressed
    61 00000002 ????                <1> eldltAmount:		resw 1
    62 00000004 ????????            <1> eldltOffset:		resd 1	; from eldhxHeader
    63                              <1> eldltCompressedLength:		; (dword, only present if format 2, 3, or 4)
    64                              <1> 	endstruc
    65                              <1> 	endarea ELD_LIBTABLE, 1
    66                              <1> 
    67                              <1> 		; ELD instance header
    68                              <1> 	struc ELD_INSTANCE
    69 00000000 ????                <1> eldiStartCode:		resw 1	; -> this structure itself (para aligned)
    70 00000002 ????                <1> eldiEndCode:		resw 1	; -> behind memory used by instance (para aligned)
    71 00000004 ????                <1> eldiStartData:		resw 1	; -> data in data entry section (para aligned), or 0
    72 00000006 ????                <1> eldiEndData:		resw 1	; -> behind data (para aligned), or 0
    73 00000008 ????????????????    <1> eldiIdentifier:		resb 8	; blank-filled text
    74 00000010 ????                <1> eldiFlags:		resw 1	; flags
    75                              <1> eldiListing_size equ 14
    76 00000012 <res Eh>            <1> eldiListing:		resb eldiListing_size
    77                              <1> 				; ASCIZ listing file name
    78                              <1> 	endstruc
    79                              <1> 		; flags for eldiFlags:
    80                              <1> eldifResident:		equ 1
    81                              <1> 
    82                              <1> 		; ELD link info header
    83                              <1> 	struc ELD_LINKINFO
    84 00000000 ????                <1> eldlSignature:		resw 1	; 0E1D1h
    85 00000002 ????????            <1> eldlReserved:		resw 2
    86 00000006 ????                <1> eldlUseLinkHash:	resw 1
    87 00000008 ????                <1> eldlDataAmount:		resw 1
    88 0000000A ????                <1> eldlDataPrefixes:	resw 1
    89 0000000C ????                <1> eldlDataEntries:	resw 1
    90 0000000E ????                <1> eldlDataAddresses:	resw 1
    91 00000010 ????                <1> eldlCodeAmount:		resw 1
    92 00000012 ????                <1> eldlCodePrefixes:	resw 1
    93 00000014 ????                <1> eldlCodeEntries:	resw 1
    94 00000016 ????                <1> eldlCodeAddresses:	resw 1
    95                              <1> 	endstruc
    96                              <1> 
    97                              <1> 	numdef ELD_CODE_VSTART, 9001h
    98                              <1> 	numdef ELD_DATA_VSTART, 8000h
    99                              <1> 	numdef ELD_RELOC_VSTART, 8000h
   100                              <1> 
   101                              <1> 	numdef ELD_RECLAIM_HINT, 0
   102                              <1> 	strdef ELD_LISTING, ""
   103                              <1> 	numdef ELD_DATETIME, 0
   104                              <1> 
   105                              <1> %if _ELD_DATETIME
   106                              <1>  %define PUT_ELDHX_DATETIME_OFFSET at eldhxDateTimeOffset, dd DATAOFFSET + datetime - datastart
   107                              <1>  %macro PUT_ELD_DATETIME 0.nolist
   108                              <1> datetime:	asciz __UTC_DATE__,'T',__UTC_TIME__,'Z'
   109                              <1> 		asciz		; for future extension
   110                              <1>  %endmacro
   111                              <1> %else
   112                              <1>  %define PUT_ELDHX_DATETIME_OFFSET
   113                              <1>  %define PUT_ELD_DATETIME
   114                              <1> %endif
   115                              <1> 
   116                              <1> %endif
     9                                  %include "eldcall.mac"
     1                              <1> %if 0
     2                              <1> 
     3                              <1> Extensions for lDebug call macros
     4                              <1> 
     5                              <1> Copyright (C) 2008-2024 E. C. Masloch
     6                              <1> 
     7                              <1> Usage of the works is permitted provided that this
     8                              <1> instrument is retained with the works, so that any entity
     9                              <1> that uses the works is notified of this instrument.
    10                              <1> 
    11                              <1> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <1> 
    13                              <1> %endif
    14                              <1> 
    15                              <1> %ifndef ELDCALL_MAC
    16                              <1> %define ELDCALL_MAC 1
    17                              <1> 
    18                              <1> %include "lmacros3.mac"
     1                              <2> [list -]
    19                              <1> %include "nasmhash.mac"
     1                              <2> 
     2                              <2> %if 0
     3                              <2> 
     4                              <2> Hashing macros
     5                              <2>  by E. C. Masloch, 2019
     6                              <2> 
     7                              <2> Usage of the works is permitted provided that this
     8                              <2> instrument is retained with the works, so that any entity
     9                              <2> that uses the works is notified of this instrument.
    10                              <2> 
    11                              <2> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <2> 
    13                              <2> %endif
    14                              <2> 
    15                              <2> %ifndef __NASMHASH_MAC__
    16                              <2> %assign __NASMHASH_MAC__ 1
    17                              <2> 
    18                              <2> 
    19                              <2> 	%macro hashdef 2+.nolist
    20                              <2> %ifempty %2
    21                              <2>  %assign _%1 1
    22                              <2> %else
    23                              <2> %ifstr %2
    24                              <2>  %define %%string %2
    25                              <2> %elifid %2
    26                              <2>  %defstr %%string %2
    27                              <2> %elifnum %2
    28                              <2>  %defstr %%string %2
    29                              <2> %eliftok %2
    30                              <2>  %defstr %%string %2
    31                              <2> %else
    32                              <2>  %error Unknown input
    33                              <2> %endif
    34                              <2> %strlen %%length %%string
    35                              <2> %assign %%hash 1
    36                              <2> %assign %%index 1
    37                              <2> %rep %%length
    38                              <2>  %substr %%char %%string %%index
    39                              <2>  %assign %%hash (%%hash * 31 + %%char) & 0FFFFh
    40                              <2>  %assign %%index %%index + 1
    41                              <2> %endrep
    42                              <2> %assign _%1 %%hash
    43                              <2> %endif
    44                              <2> 	%endmacro
    45                              <2> 
    46                              <2> 
    47                              <2> %endif
    20                              <1> %include "elddata.mac"
     1                              <2> %if 0
     2                              <2> 
     3                              <2> Extensions for lDebug data relocation macros
     4                              <2> 
     5                              <2> Copyright (C) 2008-2024 E. C. Masloch
     6                              <2> 
     7                              <2> Usage of the works is permitted provided that this
     8                              <2> instrument is retained with the works, so that any entity
     9                              <2> that uses the works is notified of this instrument.
    10                              <2> 
    11                              <2> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <2> 
    13                              <2> %endif
    14                              <2> 
    15                              <2> %ifndef ELDDATA_MAC
    16                              <2> %define ELDDATA_MAC 1
    17                              <2> 
    18                              <2> %include "lmacros3.mac"
     1                              <3> [list -]
    19                              <2> %include "nasmhash.mac"
     1                              <3> 
     2                              <3> %if 0
     3                              <3> 
     4                              <3> Hashing macros
     5                              <3>  by E. C. Masloch, 2019
     6                              <3> 
     7                              <3> Usage of the works is permitted provided that this
     8                              <3> instrument is retained with the works, so that any entity
     9                              <3> that uses the works is notified of this instrument.
    10                              <3> 
    11                              <3> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <3> 
    13                              <3> %endif
    14                              <3> 
    15                              <3> %ifndef __NASMHASH_MAC__
    16                              <3> %assign __NASMHASH_MAC__ 1
    17                              <3> 
    18                              <3> 
    19                              <3> 	%macro hashdef 2+.nolist
    20                              <3> %ifempty %2
    21                              <3>  %assign _%1 1
    22                              <3> %else
    23                              <3> %ifstr %2
    24                              <3>  %define %%string %2
    25                              <3> %elifid %2
    26                              <3>  %defstr %%string %2
    27                              <3> %elifnum %2
    28                              <3>  %defstr %%string %2
    29                              <3> %eliftok %2
    30                              <3>  %defstr %%string %2
    31                              <3> %else
    32                              <3>  %error Unknown input
    33                              <3> %endif
    34                              <3> %strlen %%length %%string
    35                              <3> %assign %%hash 1
    36                              <3> %assign %%index 1
    37                              <3> %rep %%length
    38                              <3>  %substr %%char %%string %%index
    39                              <3>  %assign %%hash (%%hash * 31 + %%char) & 0FFFFh
    40                              <3>  %assign %%index %%index + 1
    41                              <3> %endrep
    42                              <3> %assign _%1 %%hash
    43                              <3> %endif
    44                              <3> 	%endmacro
    45                              <3> 
    46                              <3> 
    47                              <3> %endif
    20                              <2> %include "eldcheck.mac"
     1                              <3> %if 0
     2                              <3> 
     3                              <3> Extensions for lDebug relocation check macros
     4                              <3> 
     5                              <3> Copyright (C) 2008-2023 E. C. Masloch
     6                              <3> 
     7                              <3> Usage of the works is permitted provided that this
     8                              <3> instrument is retained with the works, so that any entity
     9                              <3> that uses the works is notified of this instrument.
    10                              <3> 
    11                              <3> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <3> 
    13                              <3> %endif
    14                              <3> 
    15                              <3> %ifndef ELDCHECK_MAC
    16                              <3> %define ELDCHECK_MAC 1
    17                              <3> 
    18                              <3> %assign ELDSTRICT 0
    19                              <3> %assign ELDSTRICTCOUNTER 0
    20                              <3> 
    21                              <3> 	%imacro eldstrict 1.nolist
    22                              <3> %ifidni %1, on
    23                              <3>  %assign ELDSTRICT 1
    24                              <3>  [warning +error=reloc-abs]
    25                              <3>  [warning +reloc-abs]
    26                              <3> %elifidni %1, off
    27                              <3>  %assign ELDSTRICT 0
    28                              <3>  [warning -reloc-abs]
    29                              <3> %else
    30                              <3>  %error Unknown keyword
    31                              <3> %endif
    32                              <3> 	%endmacro
    33                              <3> 
    34                              <3> 	%imacro reloc 1+.nolist
    35                              <3> %if ELDSTRICT
    36                              <3>  %if ELDSTRICTCOUNTER
    37                              <3>   %error Missing relocation
    38                              <3>  %endif
    39                              <3>  [warning -reloc-abs]
    40                              <3>  %assign ELDSTRICTCOUNTER 1
    41                              <3> %endif
    42                              <3> %1
    43                              <3> 	%endmacro
    44                              <3> 
    45                              <3> 	%imacro reloc2 1+.nolist
    46                              <3> %if ELDSTRICT
    47                              <3>  %if ELDSTRICTCOUNTER
    48                              <3>   %error Missing relocation
    49                              <3>  %endif
    50                              <3>  [warning -reloc-abs]
    51                              <3>  %assign ELDSTRICTCOUNTER 2
    52                              <3> %endif
    53                              <3> %1
    54                              <3> 	%endmacro
    55                              <3> 
    56                              <3> 	%imacro eldstrictcheck 0.nolist
    57                              <3> %if ELDSTRICT
    58                              <3>  %ifn ELDSTRICTCOUNTER
    59                              <3>   %error Unexpected relocation
    60                              <3>  %else
    61                              <3>   %assign ELDSTRICTCOUNTER ELDSTRICTCOUNTER - 1
    62                              <3>   %ifn ELDSTRICTCOUNTER
    63                              <3>    [warning +reloc-abs]
    64                              <3>   %endif
    65                              <3>  %endif
    66                              <3> %endif
    67                              <3> 	%endmacro
    68                              <3> 
    69                              <3> %endif
    70                              <3> 
    21                              <2> 
    22                              <2> 
    23                              <2> %assign ELDLINKER 0
    24                              <2> 
    25                              <2> %define INTERNAL_CODE_TO_CODE_RELOCATIONS ""
    26                              <2> %define INTERNAL_CODE_TO_DATA_RELOCATIONS ""
    27                              <2> %define INTERNAL_DATA_TO_CODE_RELOCATIONS ""
    28                              <2> %define INTERNAL_DATA_TO_DATA_RELOCATIONS ""
    29                              <2> %define INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS ""
    30                              <2> %define INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS ""
    31                              <2> %define INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS ""
    32                              <2> %define INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS ""
    33                              <2> %assign ELDDATA_OPTIONAL_STATUS 0		; not any seen yet
    34                              <2> %assign ELDDATA_PMREQUIRED_STATUS 0		; not any seen yet
    35                              <2> %assign ELDDATA_NEXT_STATUS 0			; not any seen yet
    36                              <2> %assign ELDDATA_NEXT_ENTRY -1
    37                              <2> %assign ELDDATA_NEXT_SECTION -1
    38                              <2> %assign ELDDATA_NEXT_OTHER -1
    39                              <2> 
    40                              <2> 	%imacro internalcoderelocation 0-1.nolist -2
    41                              <2> %assign %%entry $ + _CURRENT_SECTION %+ FIXUP + %1
    42                              <2> %if ELDLINKER
    43                              <2>  %ifidni _CURRENT_SECTION_TYPE, DATA
    44                              <2>   %xdefine INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS, %%entry
    45                              <2>  %else
    46                              <2>   %xdefine INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS, %%entry
    47                              <2>  %endif
    48                              <2> %else
    49                              <2>  %ifidni _CURRENT_SECTION_TYPE, DATA
    50                              <2>   %xdefine INTERNAL_DATA_TO_CODE_RELOCATIONS INTERNAL_DATA_TO_CODE_RELOCATIONS, %%entry
    51                              <2>  %else
    52                              <2>   %xdefine INTERNAL_CODE_TO_CODE_RELOCATIONS INTERNAL_CODE_TO_CODE_RELOCATIONS, %%entry
    53                              <2>  %endif
    54                              <2> %endif
    55                              <2> 	eldstrictcheck
    56                              <2> 	%endmacro
    57                              <2> 
    58                              <2> 	%imacro internaldatarelocation 0-1.nolist -2
    59                              <2> %assign %%entry $ + _CURRENT_SECTION %+ FIXUP + %1
    60                              <2> %if ELDLINKER
    61                              <2>  %ifidni _CURRENT_SECTION_TYPE, DATA
    62                              <2>   %xdefine INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS, %%entry
    63                              <2>  %else
    64                              <2>   %xdefine INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS, %%entry
    65                              <2>  %endif
    66                              <2> %else
    67                              <2>  %ifidni _CURRENT_SECTION_TYPE, DATA
    68                              <2>   %xdefine INTERNAL_DATA_TO_DATA_RELOCATIONS INTERNAL_DATA_TO_DATA_RELOCATIONS, %%entry
    69                              <2>  %else
    70                              <2>   %xdefine INTERNAL_CODE_TO_DATA_RELOCATIONS INTERNAL_CODE_TO_DATA_RELOCATIONS, %%entry
    71                              <2>  %endif
    72                              <2> %endif
    73                              <2> 	eldstrictcheck
    74                              <2> 	%endmacro
    75                              <2> 
    76                              <2> ; dw INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS, 0
    77                              <2> ; dw INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS, 0
    78                              <2> ; dw INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS, -1
    79                              <2> ; dw INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS, -1
    80                              <2> ; dw INTERNAL_CODE_TO_CODE_RELOCATIONS, 0
    81                              <2> ; dw INTERNAL_CODE_TO_DATA_RELOCATIONS, 0
    82                              <2> ; dw INTERNAL_DATA_TO_CODE_RELOCATIONS, -1
    83                              <2> ; dw INTERNAL_DATA_TO_DATA_RELOCATIONS, -1
    84                              <2> 
    85                              <2> 
    86                              <2> %define LINK_DATA_RELOCATIONS ""
    87                              <2> %define LINK_LINKER_DATA_RELOCATIONS ""
    88                              <2> %define LINK_DATA_NAMES db ""
    89                              <2> %define LINK_DATA_DETECTION none, none
    90                              <2> 
    91                              <2> %define LINK_OTHER_DATA_RELOCATIONS ""
    92                              <2> %define LINK_OTHER_LINKER_DATA_RELOCATIONS ""
    93                              <2> %define LINK_OTHER_DATA_NAMES db ""
    94                              <2> %define LINK_OTHER_DATA_DETECTION none, none
    95                              <2> 
    96                              <2> %ifndef ELDOTHER
    97                              <2>  %assign ELDOTHER 0
    98                              <2> %endif
    99                              <2> %assign ELDOTHERLINK 0
   100                              <2> 
   101                              <2> 	%imacro otherlinkdatarelocation 1-3.nolist -2, required
   102                              <2> %if ELDOTHER
   103                              <2>  %assign ELDOTHERLINK 1
   104                              <2> %endif
   105                              <2> 	linkdatarelocation %1, %2, %3
   106                              <2> %assign ELDOTHERLINK 0
   107                              <2> 	%endmacro
   108                              <2> 
   109                              <2> 	%imacro linkdatarelocation 1-4.nolist -2, required, single
   110                              <2> %assign %%entry $ + _CURRENT_SECTION %+ FIXUP + %2
   111                              <2> %ifidni %3, required
   112                              <2>  %assign %%optional 0
   113                              <2> %elifidni %3, optional
   114                              <2>  %assign %%optional 100h
   115                              <2>  %if ELDDATA_OPTIONAL_STATUS == 0
   116                              <2>   %assign ELDDATA_OPTIONAL_STATUS 1
   117                              <2>  %elif ELDDATA_OPTIONAL_STATUS == 1
   118                              <2>  %else
   119                              <2>   %error Optional data link not allowed here
   120                              <2>  %endif
   121                              <2> %elifidni %3, PM required
   122                              <2>  %assign %%optional 300h
   123                              <2>  %assign ELDDATA_PMREQUIRED_STATUS 1
   124                              <2>  %if ELDDATA_OPTIONAL_STATUS == 0
   125                              <2>   %assign ELDDATA_OPTIONAL_STATUS 1
   126                              <2>  %elif ELDDATA_OPTIONAL_STATUS == 1
   127                              <2>  %else
   128                              <2>   %error Optional data link not allowed here
   129                              <2>  %endif
   130                              <2> %else
   131                              <2>  %fatal Unknown optional keyword
   132                              <2> %endif
   133                              <2> %ifidni _CURRENT_SECTION_TYPE, DATA
   134                              <2>  %assign %%DATASECTION 1
   135                              <2> %else
   136                              <2>  %assign %%DATASECTION 0
   137                              <2> %endif
   138                              <2> %ifidni %4, single
   139                              <2>  %if ELDDATA_NEXT_STATUS == 1		; after next ?
   140                              <2>   %error Unexpected single data link after next data link
   141                              <2>  %elif ELDDATA_NEXT_STATUS == 2		; after last ?
   142                              <2>   %assign ELDDATA_NEXT_STATUS 3		; note single with next/last present
   143                              <2>  %endif
   144                              <2>  %assign %%next 0
   145                              <2> %elifidni %4, next
   146                              <2>  %if ELDDATA_NEXT_STATUS == 0		; no next/last yet ?
   147                              <2>   %assign ELDDATA_NEXT_STATUS 1		; in next
   148                              <2>  %elif ELDDATA_NEXT_STATUS == 2		; after last ?
   149                              <2>   %assign ELDDATA_NEXT_STATUS 1		; in next
   150                              <2>  %elif ELDDATA_NEXT_STATUS == 3		; after single ?
   151                              <2>   %assign ELDDATA_NEXT_STATUS 1		; in next
   152                              <2>  %elif ELDDATA_NEXT_STATUS == 1		; repeated next ?
   153                              <2>   %if ELDDATA_NEXT_ENTRY != %%entry 	|| ELDDATA_NEXT_SECTION != %%DATASECTION 	|| ELDDATA_NEXT_OTHER != ELDOTHERLINK
   156                              <2>    %error Unexpected next data link
   157                              <2>   %endif
   158                              <2>  %else
   159                              <2>   %error Next data link not allowed here
   160                              <2>  %endif
   161                              <2>  %ifn %%optional
   162                              <2>   %error Next data link only valid as optional or PM required
   163                              <2>  %endif
   164                              <2>  %assign %%next 400h
   165                              <2>  %assign ELDDATA_NEXT_ENTRY %%entry
   166                              <2>  %assign ELDDATA_NEXT_SECTION %%DATASECTION
   167                              <2>  %assign ELDDATA_NEXT_OTHER ELDOTHERLINK
   168                              <2> %elifidni %4, last
   169                              <2>  %if ELDDATA_NEXT_STATUS == 0		; no next/last yet ?
   170                              <2>   %error Next last data link not allowed here
   171                              <2>  %elif ELDDATA_NEXT_STATUS == 2		; after last ?
   172                              <2>   %error Next last data link not allowed here
   173                              <2>  %elif ELDDATA_NEXT_STATUS == 3		; after single ?
   174                              <2>   %error Next last data link not allowed here
   175                              <2>  %elif ELDDATA_NEXT_STATUS == 1		; after next ?
   176                              <2>   %if ELDDATA_NEXT_ENTRY != %%entry 	|| ELDDATA_NEXT_SECTION != %%DATASECTION 	|| ELDDATA_NEXT_OTHER != ELDOTHERLINK
   179                              <2>    %error Unexpected next data link
   180                              <2>   %endif
   181                              <2>   %assign ELDDATA_NEXT_STATUS 2		; note now after last
   182                              <2>  %else
   183                              <2>   %error Next data link not allowed here
   184                              <2>  %endif
   185                              <2>  %assign %%next 800h
   186                              <2>  %assign ELDDATA_NEXT_ENTRY -1
   187                              <2>  %assign ELDDATA_NEXT_SECTION -1
   188                              <2> %else
   189                              <2>  %fatal Unknown next keyword
   190                              <2> %endif
   191                              <2> 	%if ELDOTHERLINK
   192                              <2> %if ELDLINKER
   193                              <2>  %xdefine LINK_OTHER_LINKER_DATA_RELOCATIONS LINK_OTHER_LINKER_DATA_RELOCATIONS, 1 + %%DATASECTION + %%optional + %%next, %%entry, %%name
   194                              <2> %else
   195                              <2>  %xdefine LINK_OTHER_DATA_RELOCATIONS LINK_OTHER_DATA_RELOCATIONS, 1 + %%DATASECTION + %%optional + %%next, %%entry, %%name
   196                              <2> %endif
   197                              <2> 	%else
   198                              <2> %if ELDLINKER
   199                              <2>  %xdefine LINK_LINKER_DATA_RELOCATIONS LINK_LINKER_DATA_RELOCATIONS, 1 + %%DATASECTION + %%optional + %%next, %%entry, %%name
   200                              <2> %else
   201                              <2>  %xdefine LINK_DATA_RELOCATIONS LINK_DATA_RELOCATIONS, 1 + %%DATASECTION + %%optional + %%next, %%entry, %%name
   202                              <2> %endif
   203                              <2> 	%endif
   204                              <2> %defstr %%string %1
   205                              <2> %strlen %%length %%string
   206                              <2> %if %%length > 64
   207                              <2> 	; Could be increased, but mustn't exceed 127 bytes
   208                              <2> 	;  because flag 80h is used to mark optional links
   209                              <2> 	;  that failed to be matched.
   210                              <2>  %error Too long link name: %1
   211                              <2> %endif
   212                              <2> %define LINK_DATA_CHECK %1
   213                              <2> 	%if ELDOTHERLINK
   214                              <2> 	linkdata_detect LINK_OTHER_DATA_DETECTION
   215                              <2> %if LINK_DATA_NEW
   216                              <2>  %xdefine LINK_OTHER_DATA_DETECTION LINK_OTHER_DATA_DETECTION, %1, %%name
   217                              <2> 	hashdef HASH, %%string
   218                              <2>  %xdefine LINK_OTHER_DATA_NAMES 	LINK_OTHER_DATA_NAMES, %%name:, dw _HASH, {counted %%string}
   220                              <2> %else
   221                              <2>  %%name equ LINK_DATA_DUPLICATE
   222                              <2> %endif
   223                              <2> 	%else
   224                              <2> 	linkdata_detect LINK_DATA_DETECTION
   225                              <2> %if LINK_DATA_NEW
   226                              <2>  %xdefine LINK_DATA_DETECTION LINK_DATA_DETECTION, %1, %%name
   227                              <2> 	hashdef HASH, %%string
   228                              <2>  %xdefine LINK_DATA_NAMES 	LINK_DATA_NAMES, %%name:, dw _HASH, {counted %%string}
   230                              <2> %else
   231                              <2>  %%name equ LINK_DATA_DUPLICATE
   232                              <2> %endif
   233                              <2> 	%endif
   234                              <2> 	eldstrictcheck
   235                              <2> 	%endmacro
   236                              <2> 
   237                              <2> 	%imacro linkdata_detect 2-*.nolist
   238                              <2> %assign LINK_DATA_NEW 1
   239                              <2> %rep (%0 - 2) / 2
   240                              <2>  %rotate 2
   241                              <2>  %ifidni %1, LINK_DATA_CHECK
   242                              <2>   %assign LINK_DATA_NEW 0
   243                              <2>   %xdefine LINK_DATA_DUPLICATE %2
   244                              <2>   %exitrep
   245                              <2>  %endif
   246                              <2> %endrep
   247                              <2> 	%endmacro
   248                              <2> 
   249                              <2> 	%imacro link_data_dump_names 1-*.nolist
   250                              <2> %rep %0
   251                              <2> 	%1
   252                              <2>  %rotate 1
   253                              <2> %endrep
   254                              <2> 	%endmacro
   255                              <2> 
   256                              <2> ; dw LINK_LINKER_DATA_RELOCATIONS, 0, 0
   257                              <2> ; dw LINK_DATA_RELOCATIONS, 0, 0
   258                              <2> ; link_data_dump_names ELDCALL_CODE_NAMES
   259                              <2> 
   260                              <2> %endif
    21                              <1> 
    22                              <1> %assign ELDLINKER 0
    23                              <1> 
    24                              <1> [section relocatedzero nobits vstart=0]
    25                              <1> relocatedzero:
    26                              <1> __SECT__
    27                              <1> 
    28                              <1> 	numdef HOUDINI, 1
    29                              <1> 	numdef HOUDINI_CONDITIONAL, 1
    30                              <1> 
    31                              <1> %imacro houdini 0.nolist
    32                              <1> %if _HOUDINI
    33                              <1>  %if _HOUDINI_CONDITIONAL
    34                              <1> reloc	testopt [ss:relocateddata], 100h
    35                              <1> linkdatarelocation options7, -3
    36                              <1> 	jz %%skip
    37                              <1>  %endif
    38                              <1> reloc	testopt [ss:relocateddata], 100h
    39                              <1> linkdatarelocation internalflags6, -3
    40                              <1> 	jz %%skip
    41                              <1> 	int3
    42                              <1> %%skip:
    43                              <1> %endif
    44                              <1> %endmacro
    45                              <1> 
    46                              <1> %define ELDCALL_CODE_RELOCATIONS ""
    47                              <1> %define ELDCALL_LINKER_CODE_RELOCATIONS ""
    48                              <1> %define ELDCALL_CODE_RELOCATIONS_OPTIONAL ""
    49                              <1> %define ELDCALL_LINKER_CODE_RELOCATIONS_OPTIONAL ""
    50                              <1> %define ELDCALL_CODE_NAMES db ""
    51                              <1> %define ELDCALL_CODE_DETECTION none, none
    52                              <1> %assign ELDCALL_OPTIONAL_STATUS 0		; not any seen yet
    53                              <1> %assign ELDCALL_PMREQUIRED_STATUS 0		; not any seen yet
    54                              <1> %assign ELDCALL_NEXT_STATUS 0			; not any seen yet
    55                              <1> %assign ELDCALL_NEXT_ENTRY -1
    56                              <1> 
    57                              <1> 	%imacro extcall 1-3.nolist required, single
    58                              <1> %ifidni _CURRENT_SECTION_TYPE, DATA
    59                              <1>  %error "ELD call cannot be used in ELD data block"
    60                              <1> %endif
    61                              <1> %assign %%entry $ + _CURRENT_SECTION %+ FIXUP
    62                              <1> %ifidni %2, required
    63                              <1>  %assign %%optional 0
    64                              <1> %elifidni %2, optional
    65                              <1>  %assign %%optional 100h
    66                              <1>  %if ELDCALL_OPTIONAL_STATUS == 0
    67                              <1>   %assign ELDCALL_OPTIONAL_STATUS 1
    68                              <1>  %elif ELDCALL_OPTIONAL_STATUS == 1
    69                              <1>  %else
    70                              <1>   %error Optional code link not allowed here
    71                              <1>  %endif
    72                              <1> %elifidni %2, PM required
    73                              <1>  %assign %%optional 300h
    74                              <1>  %assign ELDCALL_PMREQUIRED_STATUS 1
    75                              <1>  %if ELDCALL_OPTIONAL_STATUS == 0
    76                              <1>   %assign ELDCALL_OPTIONAL_STATUS 1
    77                              <1>  %elif ELDCALL_OPTIONAL_STATUS == 1
    78                              <1>  %else
    79                              <1>   %error Optional code link not allowed here
    80                              <1>  %endif
    81                              <1> %else
    82                              <1>  %fatal Unknown optional keyword
    83                              <1> %endif
    84                              <1> %ifidni %3, single
    85                              <1>  %if ELDCALL_NEXT_STATUS == 1		; after next ?
    86                              <1>   %error Unexpected single code link after next code link
    87                              <1>  %elif ELDCALL_NEXT_STATUS == 2		; after last ?
    88                              <1>   %assign ELDCALL_NEXT_STATUS 3		; note single with next/last present
    89                              <1>  %endif
    90                              <1>  %assign %%next 0
    91                              <1> %elifidni %3, next
    92                              <1>  %if ELDCALL_NEXT_STATUS == 0		; no next/last yet ?
    93                              <1>   %assign ELDCALL_NEXT_STATUS 1		; in next
    94                              <1>  %elif ELDCALL_NEXT_STATUS == 2		; after last ?
    95                              <1>   %assign ELDCALL_NEXT_STATUS 1		; in next
    96                              <1>  %elif ELDCALL_NEXT_STATUS == 3		; after single ?
    97                              <1>   %assign ELDCALL_NEXT_STATUS 1		; in next
    98                              <1>  %elif ELDCALL_NEXT_STATUS == 1		; repeated next ?
    99                              <1>   %if ELDCALL_NEXT_ENTRY != %%entry
   100                              <1>    %error Unexpected next code link
   101                              <1>   %endif
   102                              <1>  %else
   103                              <1>   %error Next code link not allowed here
   104                              <1>  %endif
   105                              <1>  %ifn %%optional
   106                              <1>   %error Next code link only valid as optional or PM required
   107                              <1>  %endif
   108                              <1>  %assign %%next 400h
   109                              <1>  %assign ELDCALL_NEXT_ENTRY %%entry
   110                              <1> %elifidni %3, last
   111                              <1>  %if ELDCALL_NEXT_STATUS == 0		; no next/last yet ?
   112                              <1>   %error Next last code link not allowed here
   113                              <1>  %elif ELDCALL_NEXT_STATUS == 2		; after last ?
   114                              <1>   %error Next last code link not allowed here
   115                              <1>  %elif ELDCALL_NEXT_STATUS == 3		; after single ?
   116                              <1>   %error Next last code link not allowed here
   117                              <1>  %elif ELDCALL_NEXT_STATUS == 1		; after next ?
   118                              <1>   %if ELDCALL_NEXT_ENTRY != %%entry
   119                              <1>    %error Unexpected next code link
   120                              <1>   %endif
   121                              <1>   %assign ELDCALL_NEXT_STATUS 2		; note now after last
   122                              <1>  %else
   123                              <1>   %error Next code link not allowed here
   124                              <1>  %endif
   125                              <1>  %assign %%next 800h
   126                              <1>  %assign ELDCALL_NEXT_ENTRY -1
   127                              <1>  %assign ELDCALL_NEXT_SECTION -1
   128                              <1> %else
   129                              <1>  %fatal Unknown next keyword
   130                              <1> %endif
   131                              <1> %if %%next != 400h
   132                              <1> %if 0
   133                              <1> [warning -reloc-rel-word]
   134                              <1> 	call near relocatedzero
   135                              <1> [warning +reloc-rel-word]
   136                              <1> %else
   137                              <1> 	db 0E8h
   138                              <1> reloc	dw relocatedzero
   139                              <1> 	eldstrictcheck
   140                              <1> %endif
   141                              <1> 	jmp strict short %%skipparameter
   142                              <1> 	dw 0
   143                              <1> %%skipparameter:
   144                              <1> %endif
   145                              <1> %if ELDLINKER
   146                              <1>  %xdefine ELDCALL_LINKER_CODE_RELOCATIONS ELDCALL_LINKER_CODE_RELOCATIONS, %%entry, %%name
   147                              <1>  %xdefine ELDCALL_LINKER_CODE_RELOCATIONS_OPTIONAL ELDCALL_LINKER_CODE_RELOCATIONS_OPTIONAL, 1 + %%optional + %%next, %%entry, %%name
   148                              <1> %else
   149                              <1>  %xdefine ELDCALL_CODE_RELOCATIONS ELDCALL_CODE_RELOCATIONS, %%entry, %%name
   150                              <1>  %xdefine ELDCALL_CODE_RELOCATIONS_OPTIONAL ELDCALL_CODE_RELOCATIONS_OPTIONAL, 1 + %%optional + %%next, %%entry, %%name
   151                              <1> %endif
   152                              <1> %defstr %%string %1
   153                              <1> %strlen %%length %%string
   154                              <1> %if %%length > 64
   155                              <1> 	; Could be increased, but mustn't exceed 127 bytes
   156                              <1> 	;  because flag 80h is used to mark optional links
   157                              <1> 	;  that failed to be matched.
   158                              <1>  %error Too long link name: %1
   159                              <1> %endif
   160                              <1> %define ELDCALL_CODE_CHECK %1
   161                              <1> 	linkcode_detect ELDCALL_CODE_DETECTION
   162                              <1> %if ELDCALL_CODE_NEW
   163                              <1>  %xdefine ELDCALL_CODE_DETECTION ELDCALL_CODE_DETECTION, %1, %%name
   164                              <1> 	hashdef HASH, %%string
   165                              <1> %xdefine ELDCALL_CODE_NAMES 	ELDCALL_CODE_NAMES, %%name:, dw _HASH, {counted %%string}
   167                              <1> %else
   168                              <1>  %%name equ ELDCALL_CODE_DUPLICATE
   169                              <1> %endif
   170                              <1> 	%endmacro
   171                              <1> 
   172                              <1> 	%imacro linkcode_detect 2-*.nolist
   173                              <1> %assign ELDCALL_CODE_NEW 1
   174                              <1> %rep (%0 - 2) / 2
   175                              <1>  %rotate 2
   176                              <1>  %ifidni %1, ELDCALL_CODE_CHECK
   177                              <1>   %assign ELDCALL_CODE_NEW 0
   178                              <1>   %xdefine ELDCALL_CODE_DUPLICATE %2
   179                              <1>   %exitrep
   180                              <1>  %endif
   181                              <1> %endrep
   182                              <1> 	%endmacro
   183                              <1> 
   184                              <1> 
   185                              <1> %define ELDCALL_CALLCALL_LIST none
   186                              <1> %define ELDCALL_CALLCALL_PROCESSED_PRIOR ""
   187                              <1> 
   188                              <1> 	%imacro extcallcall 1.nolist
   189                              <1> 	call %1
   190                              <1> %xdefine ELDCALL_CALLCALL_LIST ELDCALL_CALLCALL_LIST, %1
   191                              <1> 	%endmacro
   192                              <1> 
   193                              <1> %assign ELDCALLCALL_DUMPED 0
   194                              <1> 
   195                              <1> 	%imacro eldcall_dump_callcall 1-*.nolist
   196                              <1> %xdefine ELDCALL_CALLCALL_PROCESSED ELDCALL_CALLCALL_PROCESSED_PRIOR
   197                              <1>  %rep %0 - 1
   198                              <1>   %rotate 1
   199                              <1>   %define ELDCALL_CHECK %1
   200                              <1> 	eldcall_callcall_detect ELDCALL_CALLCALL_PROCESSED
   201                              <1>   %if ELDCALL_NEW
   202                              <1>    %xdefine ELDCALL_CALLCALL_PROCESSED ELDCALL_CALLCALL_PROCESSED, %1
   203                              <1> 	align 8, nop
   204                              <1> %1:
   205                              <1> 	extcall %1
   206                              <1> 	retn
   207                              <1>   %endif
   208                              <1>  %endrep
   209                              <1> %assign ELDCALLCALL_DUMPED 1
   210                              <1> %define ELDCALL_CALLCALL_LIST none
   211                              <1> 	%endmacro
   212                              <1> 
   213                              <1> 	%imacro eldcall_new_callcall 0.nolist
   214                              <1> %if ELDCALLCALL_DUMPED
   215                              <1>  %xdefine ELDCALL_CALLCALL_PROCESSED_PRIOR   ELDCALL_CALLCALL_PROCESSED_PRIOR, ELDCALL_CALLCALL_PROCESSED
   217                              <1>  %assign ELDCALLCALL_DUMPED 0
   218                              <1>  %define ELDCALL_CALLCALL_LIST none
   219                              <1> %endif
   220                              <1> 	%endmacro
   221                              <1> 
   222                              <1> 	%imacro eldcall_callcall_detect 1-*.nolist
   223                              <1> %assign ELDCALL_NEW 1
   224                              <1> %rep %0
   225                              <1>  %ifidni %1, ELDCALL_CHECK
   226                              <1>   %assign ELDCALL_NEW 0
   227                              <1>   %exitrep
   228                              <1>  %endif
   229                              <1>  %rotate 1
   230                              <1> %endrep
   231                              <1> 	%endmacro
   232                              <1> 
   233                              <1> 	%imacro eldcall_dump_names 1-*.nolist
   234                              <1> %rep %0
   235                              <1> 	%1
   236                              <1>  %rotate 1
   237                              <1> %endrep
   238                              <1> 	%endmacro
   239                              <1> 
   240                              <1> ; eldcall_dump_callcall ELDCALL_CALLCALL_LIST
   241                              <1> ; if using optional code links:
   242                              <1> ;  dw ELDCALL_LINKER_CODE_RELOCATIONS_OPTIONAL, 0
   243                              <1> ;  dw ELDCALL_CODE_RELOCATIONS_OPTIONAL, 0
   244                              <1> ; if not using optional code links:
   245                              <1> ;  dw ELDCALL_LINKER_CODE_RELOCATIONS, 0, 0
   246                              <1> ;  dw ELDCALL_CODE_RELOCATIONS, 0, 0
   247                              <1> ; eldcall_dump_names ELDCALL_CODE_NAMES
   248                              <1> 
   249                              <1> %endif
    10                                  %include "elddata.mac"
     1                              <1> %if 0
     2                              <1> 
     3                              <1> Extensions for lDebug data relocation macros
     4                              <1> 
     5                              <1> Copyright (C) 2008-2024 E. C. Masloch
     6                              <1> 
     7                              <1> Usage of the works is permitted provided that this
     8                              <1> instrument is retained with the works, so that any entity
     9                              <1> that uses the works is notified of this instrument.
    10                              <1> 
    11                              <1> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <1> 
    13                              <1> %endif
    14                              <1> 
    15                              <1> %ifndef ELDDATA_MAC
    16                              <1> %define ELDDATA_MAC 1
    17                              <1> 
    18                              <1> %include "lmacros3.mac"
    19                              <1> %include "nasmhash.mac"
    20                              <1> %include "eldcheck.mac"
    21                              <1> 
    22                              <1> 
    23                              <1> %assign ELDLINKER 0
    24                              <1> 
    25                              <1> %define INTERNAL_CODE_TO_CODE_RELOCATIONS ""
    26                              <1> %define INTERNAL_CODE_TO_DATA_RELOCATIONS ""
    27                              <1> %define INTERNAL_DATA_TO_CODE_RELOCATIONS ""
    28                              <1> %define INTERNAL_DATA_TO_DATA_RELOCATIONS ""
    29                              <1> %define INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS ""
    30                              <1> %define INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS ""
    31                              <1> %define INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS ""
    32                              <1> %define INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS ""
    33                              <1> %assign ELDDATA_OPTIONAL_STATUS 0		; not any seen yet
    34                              <1> %assign ELDDATA_PMREQUIRED_STATUS 0		; not any seen yet
    35                              <1> %assign ELDDATA_NEXT_STATUS 0			; not any seen yet
    36                              <1> %assign ELDDATA_NEXT_ENTRY -1
    37                              <1> %assign ELDDATA_NEXT_SECTION -1
    38                              <1> %assign ELDDATA_NEXT_OTHER -1
    39                              <1> 
    40                              <1> 	%imacro internalcoderelocation 0-1.nolist -2
    41                              <1> %assign %%entry $ + _CURRENT_SECTION %+ FIXUP + %1
    42                              <1> %if ELDLINKER
    43                              <1>  %ifidni _CURRENT_SECTION_TYPE, DATA
    44                              <1>   %xdefine INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS, %%entry
    45                              <1>  %else
    46                              <1>   %xdefine INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS, %%entry
    47                              <1>  %endif
    48                              <1> %else
    49                              <1>  %ifidni _CURRENT_SECTION_TYPE, DATA
    50                              <1>   %xdefine INTERNAL_DATA_TO_CODE_RELOCATIONS INTERNAL_DATA_TO_CODE_RELOCATIONS, %%entry
    51                              <1>  %else
    52                              <1>   %xdefine INTERNAL_CODE_TO_CODE_RELOCATIONS INTERNAL_CODE_TO_CODE_RELOCATIONS, %%entry
    53                              <1>  %endif
    54                              <1> %endif
    55                              <1> 	eldstrictcheck
    56                              <1> 	%endmacro
    57                              <1> 
    58                              <1> 	%imacro internaldatarelocation 0-1.nolist -2
    59                              <1> %assign %%entry $ + _CURRENT_SECTION %+ FIXUP + %1
    60                              <1> %if ELDLINKER
    61                              <1>  %ifidni _CURRENT_SECTION_TYPE, DATA
    62                              <1>   %xdefine INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS, %%entry
    63                              <1>  %else
    64                              <1>   %xdefine INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS, %%entry
    65                              <1>  %endif
    66                              <1> %else
    67                              <1>  %ifidni _CURRENT_SECTION_TYPE, DATA
    68                              <1>   %xdefine INTERNAL_DATA_TO_DATA_RELOCATIONS INTERNAL_DATA_TO_DATA_RELOCATIONS, %%entry
    69                              <1>  %else
    70                              <1>   %xdefine INTERNAL_CODE_TO_DATA_RELOCATIONS INTERNAL_CODE_TO_DATA_RELOCATIONS, %%entry
    71                              <1>  %endif
    72                              <1> %endif
    73                              <1> 	eldstrictcheck
    74                              <1> 	%endmacro
    75                              <1> 
    76                              <1> ; dw INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS, 0
    77                              <1> ; dw INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS, 0
    78                              <1> ; dw INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS, -1
    79                              <1> ; dw INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS, -1
    80                              <1> ; dw INTERNAL_CODE_TO_CODE_RELOCATIONS, 0
    81                              <1> ; dw INTERNAL_CODE_TO_DATA_RELOCATIONS, 0
    82                              <1> ; dw INTERNAL_DATA_TO_CODE_RELOCATIONS, -1
    83                              <1> ; dw INTERNAL_DATA_TO_DATA_RELOCATIONS, -1
    84                              <1> 
    85                              <1> 
    86                              <1> %define LINK_DATA_RELOCATIONS ""
    87                              <1> %define LINK_LINKER_DATA_RELOCATIONS ""
    88                              <1> %define LINK_DATA_NAMES db ""
    89                              <1> %define LINK_DATA_DETECTION none, none
    90                              <1> 
    91                              <1> %define LINK_OTHER_DATA_RELOCATIONS ""
    92                              <1> %define LINK_OTHER_LINKER_DATA_RELOCATIONS ""
    93                              <1> %define LINK_OTHER_DATA_NAMES db ""
    94                              <1> %define LINK_OTHER_DATA_DETECTION none, none
    95                              <1> 
    96                              <1> %ifndef ELDOTHER
    97                              <1>  %assign ELDOTHER 0
    98                              <1> %endif
    99                              <1> %assign ELDOTHERLINK 0
   100                              <1> 
   101                              <1> 	%imacro otherlinkdatarelocation 1-3.nolist -2, required
   102                              <1> %if ELDOTHER
   103                              <1>  %assign ELDOTHERLINK 1
   104                              <1> %endif
   105                              <1> 	linkdatarelocation %1, %2, %3
   106                              <1> %assign ELDOTHERLINK 0
   107                              <1> 	%endmacro
   108                              <1> 
   109                              <1> 	%imacro linkdatarelocation 1-4.nolist -2, required, single
   110                              <1> %assign %%entry $ + _CURRENT_SECTION %+ FIXUP + %2
   111                              <1> %ifidni %3, required
   112                              <1>  %assign %%optional 0
   113                              <1> %elifidni %3, optional
   114                              <1>  %assign %%optional 100h
   115                              <1>  %if ELDDATA_OPTIONAL_STATUS == 0
   116                              <1>   %assign ELDDATA_OPTIONAL_STATUS 1
   117                              <1>  %elif ELDDATA_OPTIONAL_STATUS == 1
   118                              <1>  %else
   119                              <1>   %error Optional data link not allowed here
   120                              <1>  %endif
   121                              <1> %elifidni %3, PM required
   122                              <1>  %assign %%optional 300h
   123                              <1>  %assign ELDDATA_PMREQUIRED_STATUS 1
   124                              <1>  %if ELDDATA_OPTIONAL_STATUS == 0
   125                              <1>   %assign ELDDATA_OPTIONAL_STATUS 1
   126                              <1>  %elif ELDDATA_OPTIONAL_STATUS == 1
   127                              <1>  %else
   128                              <1>   %error Optional data link not allowed here
   129                              <1>  %endif
   130                              <1> %else
   131                              <1>  %fatal Unknown optional keyword
   132                              <1> %endif
   133                              <1> %ifidni _CURRENT_SECTION_TYPE, DATA
   134                              <1>  %assign %%DATASECTION 1
   135                              <1> %else
   136                              <1>  %assign %%DATASECTION 0
   137                              <1> %endif
   138                              <1> %ifidni %4, single
   139                              <1>  %if ELDDATA_NEXT_STATUS == 1		; after next ?
   140                              <1>   %error Unexpected single data link after next data link
   141                              <1>  %elif ELDDATA_NEXT_STATUS == 2		; after last ?
   142                              <1>   %assign ELDDATA_NEXT_STATUS 3		; note single with next/last present
   143                              <1>  %endif
   144                              <1>  %assign %%next 0
   145                              <1> %elifidni %4, next
   146                              <1>  %if ELDDATA_NEXT_STATUS == 0		; no next/last yet ?
   147                              <1>   %assign ELDDATA_NEXT_STATUS 1		; in next
   148                              <1>  %elif ELDDATA_NEXT_STATUS == 2		; after last ?
   149                              <1>   %assign ELDDATA_NEXT_STATUS 1		; in next
   150                              <1>  %elif ELDDATA_NEXT_STATUS == 3		; after single ?
   151                              <1>   %assign ELDDATA_NEXT_STATUS 1		; in next
   152                              <1>  %elif ELDDATA_NEXT_STATUS == 1		; repeated next ?
   153                              <1>   %if ELDDATA_NEXT_ENTRY != %%entry 	|| ELDDATA_NEXT_SECTION != %%DATASECTION 	|| ELDDATA_NEXT_OTHER != ELDOTHERLINK
   156                              <1>    %error Unexpected next data link
   157                              <1>   %endif
   158                              <1>  %else
   159                              <1>   %error Next data link not allowed here
   160                              <1>  %endif
   161                              <1>  %ifn %%optional
   162                              <1>   %error Next data link only valid as optional or PM required
   163                              <1>  %endif
   164                              <1>  %assign %%next 400h
   165                              <1>  %assign ELDDATA_NEXT_ENTRY %%entry
   166                              <1>  %assign ELDDATA_NEXT_SECTION %%DATASECTION
   167                              <1>  %assign ELDDATA_NEXT_OTHER ELDOTHERLINK
   168                              <1> %elifidni %4, last
   169                              <1>  %if ELDDATA_NEXT_STATUS == 0		; no next/last yet ?
   170                              <1>   %error Next last data link not allowed here
   171                              <1>  %elif ELDDATA_NEXT_STATUS == 2		; after last ?
   172                              <1>   %error Next last data link not allowed here
   173                              <1>  %elif ELDDATA_NEXT_STATUS == 3		; after single ?
   174                              <1>   %error Next last data link not allowed here
   175                              <1>  %elif ELDDATA_NEXT_STATUS == 1		; after next ?
   176                              <1>   %if ELDDATA_NEXT_ENTRY != %%entry 	|| ELDDATA_NEXT_SECTION != %%DATASECTION 	|| ELDDATA_NEXT_OTHER != ELDOTHERLINK
   179                              <1>    %error Unexpected next data link
   180                              <1>   %endif
   181                              <1>   %assign ELDDATA_NEXT_STATUS 2		; note now after last
   182                              <1>  %else
   183                              <1>   %error Next data link not allowed here
   184                              <1>  %endif
   185                              <1>  %assign %%next 800h
   186                              <1>  %assign ELDDATA_NEXT_ENTRY -1
   187                              <1>  %assign ELDDATA_NEXT_SECTION -1
   188                              <1> %else
   189                              <1>  %fatal Unknown next keyword
   190                              <1> %endif
   191                              <1> 	%if ELDOTHERLINK
   192                              <1> %if ELDLINKER
   193                              <1>  %xdefine LINK_OTHER_LINKER_DATA_RELOCATIONS LINK_OTHER_LINKER_DATA_RELOCATIONS, 1 + %%DATASECTION + %%optional + %%next, %%entry, %%name
   194                              <1> %else
   195                              <1>  %xdefine LINK_OTHER_DATA_RELOCATIONS LINK_OTHER_DATA_RELOCATIONS, 1 + %%DATASECTION + %%optional + %%next, %%entry, %%name
   196                              <1> %endif
   197                              <1> 	%else
   198                              <1> %if ELDLINKER
   199                              <1>  %xdefine LINK_LINKER_DATA_RELOCATIONS LINK_LINKER_DATA_RELOCATIONS, 1 + %%DATASECTION + %%optional + %%next, %%entry, %%name
   200                              <1> %else
   201                              <1>  %xdefine LINK_DATA_RELOCATIONS LINK_DATA_RELOCATIONS, 1 + %%DATASECTION + %%optional + %%next, %%entry, %%name
   202                              <1> %endif
   203                              <1> 	%endif
   204                              <1> %defstr %%string %1
   205                              <1> %strlen %%length %%string
   206                              <1> %if %%length > 64
   207                              <1> 	; Could be increased, but mustn't exceed 127 bytes
   208                              <1> 	;  because flag 80h is used to mark optional links
   209                              <1> 	;  that failed to be matched.
   210                              <1>  %error Too long link name: %1
   211                              <1> %endif
   212                              <1> %define LINK_DATA_CHECK %1
   213                              <1> 	%if ELDOTHERLINK
   214                              <1> 	linkdata_detect LINK_OTHER_DATA_DETECTION
   215                              <1> %if LINK_DATA_NEW
   216                              <1>  %xdefine LINK_OTHER_DATA_DETECTION LINK_OTHER_DATA_DETECTION, %1, %%name
   217                              <1> 	hashdef HASH, %%string
   218                              <1>  %xdefine LINK_OTHER_DATA_NAMES 	LINK_OTHER_DATA_NAMES, %%name:, dw _HASH, {counted %%string}
   220                              <1> %else
   221                              <1>  %%name equ LINK_DATA_DUPLICATE
   222                              <1> %endif
   223                              <1> 	%else
   224                              <1> 	linkdata_detect LINK_DATA_DETECTION
   225                              <1> %if LINK_DATA_NEW
   226                              <1>  %xdefine LINK_DATA_DETECTION LINK_DATA_DETECTION, %1, %%name
   227                              <1> 	hashdef HASH, %%string
   228                              <1>  %xdefine LINK_DATA_NAMES 	LINK_DATA_NAMES, %%name:, dw _HASH, {counted %%string}
   230                              <1> %else
   231                              <1>  %%name equ LINK_DATA_DUPLICATE
   232                              <1> %endif
   233                              <1> 	%endif
   234                              <1> 	eldstrictcheck
   235                              <1> 	%endmacro
   236                              <1> 
   237                              <1> 	%imacro linkdata_detect 2-*.nolist
   238                              <1> %assign LINK_DATA_NEW 1
   239                              <1> %rep (%0 - 2) / 2
   240                              <1>  %rotate 2
   241                              <1>  %ifidni %1, LINK_DATA_CHECK
   242                              <1>   %assign LINK_DATA_NEW 0
   243                              <1>   %xdefine LINK_DATA_DUPLICATE %2
   244                              <1>   %exitrep
   245                              <1>  %endif
   246                              <1> %endrep
   247                              <1> 	%endmacro
   248                              <1> 
   249                              <1> 	%imacro link_data_dump_names 1-*.nolist
   250                              <1> %rep %0
   251                              <1> 	%1
   252                              <1>  %rotate 1
   253                              <1> %endrep
   254                              <1> 	%endmacro
   255                              <1> 
   256                              <1> ; dw LINK_LINKER_DATA_RELOCATIONS, 0, 0
   257                              <1> ; dw LINK_DATA_RELOCATIONS, 0, 0
   258                              <1> ; link_data_dump_names ELDCALL_CODE_NAMES
   259                              <1> 
   260                              <1> %endif
    11                                  
    12                                  	cpu 8086
    13                                  
    14                                  	addsection RELOCATEDDATA, nobits vstart=_ELD_RELOC_VSTART
    15                                  relocateddata:
    16                                  
    17                                  	addsection HEADER, start=0
    18                                  
    19                                  	istruc ELD_HEADERX
    20                                  at eldhxHeader
    21                                  		; ELD executable header
    22                                  	istruc ELD_HEADER
    23 00000000 454C4431                at eldhSignature,	db "ELD1"
    24 00000004 000000                  			db 0,0,0
    25 00000007 1A                      			db 26
    26 00000008 70000000                at eldhCodeOffset,	dd CODEOFFSET
    27 0000000C 800A                    at eldhCodeImageLength,	dw code_size
    28 0000000E 0000                    at eldhCodeAllocLength,	dw 0
    29 00000010 F00A0000                at eldhDataOffset,	dd DATAOFFSET
    30 00000014 5001                    at eldhDataImageLength,	dw data_size
    31 00000016 0000                    at eldhDataAllocLength,	dw total_data_size - data_size
    32 00000018 0603                    at eldhCodeEntrypoint,	dw linker - code
    33                                  at eldhReserved
    34 0000001A 00<rep 4h>2800          at eldhExtensionSize,	dw header_extension_end - $$
    35                                  	iend
    36 00000020 [30000000]              at eldhxDescriptionOffset,	dd description
    37 00000024 530B0000                at eldhxHelpOffset,		dd DATAOFFSET + msg.help - datastart
    38                                  PUT_ELDHX_DATETIME_OFFSET
    39                                  header_extension_end:
    40 00000028 00<rep 8h>              	iend
    41                                  
    42 00000030 44756D702061207465-     description:		asciz "Dump a text byte at DS:SI and ES:DI in 16-bit 86 Mode R dump."
    42 00000039 787420627974652061-
    42 00000042 742044533A53492061-
    42 0000004B 6E642045533A444920-
    42 00000054 696E2031362D626974-
    42 0000005D 203836204D6F646520-
    42 00000066 522064756D702E00   
    43                                  
    44                                  
    45 0000006E 00<rep 2h>              	align 16, db 0
    46                                  
    47                                  CODEOFFSET equ $ - $$
    48                                  	addsection CODE, follows=HEADER vstart=_ELD_CODE_VSTART
    49                                  %define CODEFIXUP - code + 0
    50                                  code:
    51                                  		; ELD instance header
    52                                  	istruc ELD_INSTANCE
    53                                  at eldiStartCode
    54 00000000 00<rep 2h>              at eldiEndCode
    55 00000002 00<rep 2h>              at eldiStartData
    56 00000004 00<rep 2h>              at eldiEndData
    57 00000006 00<rep 2h>5244756D-     at eldiIdentifier,	fill 8, 32, db "RDumpIdx"
    57 0000000C 70496478           
    58 00000010 00<rep 2h>7264756D-     at eldiListing,		asciz _ELD_LISTING
    58 00000016 706964782E6C737400 
    59 0000001F 00                      	iend
    60                                  
    61                                  
    62                                  command:
    63 00000020 EB08                    	jmp strict short .entry
    64                                  .chain:
    65 00000022 E8[0000]EB020000        	extcall cmd3_not_ext, required	; must NOT be extcallcall
    66 00000029 90                      	times 10 - ($ - command) nop
    67                                  .entry:
    68 0000002A 56                      	push si
    69 0000002B 3C2D                    	cmp al, '-'
    70 0000002D 7503                    	jne @F
    71 0000002F E8EE01                  	extcallcall skipcomma
    72                                  @@:
    73 00000032 4E                      	dec si
    74                                  
    75 00000033 BA[0C00]                	mov dx, msg.rdumpidx
    76                                  internaldatarelocation
    77 00000036 E8EF01                  	extcallcall isstring?
    78 00000039 7405                    	je .ours
    79 0000003B 5E                      	pop si
    80 0000003C 4E                      	dec si
    81 0000003D AC                      	lodsb
    82 0000003E EBE2                    	jmp .chain
    83                                  
    84                                  .ours:
    85 00000040 58                      	pop ax
    86 00000041 E8DC01                  	extcallcall skipcomma
    87 00000044 4E                      	dec si
    88 00000045 C706[0000][0000]        reloc2	mov word [relocateddata], relocateddata
    89                                  linkdatarelocation lastcmd, -4
    90                                  linkdatarelocation dmycmd
    91 0000004B BA[0000]                	mov dx, relocateddata
    92                                  linkdatarelocation msg.uninstall
    93 0000004E E8D701                  	extcallcall isstring?
    94 00000051 7503E91A01              	je uninstall
    95 00000056 AC                      	lodsb
    96 00000057 E8D601                  	extcallcall chkeol
    97 0000005A E8DB01                  	extcallcall cmd3
    98                                  
    99                                  
   100                                  puts_handler:
   101                                  .:
   102 0000005D EB08                    	jmp strict short .entry
   103                                  .chain:
   104 0000005F E8[0000]EB020000        	extcall puts_ext_done, required	; must NOT be extcallcall
   105 00000066 90                      	times 10 - ($ - .) nop
   106                                  .entry:
   107                                  
   108                                  		; es:dx -> message
   109                                  		; ax = length
   110 00000067 56                      	push si
   111 00000068 57                      	push di
   112 00000069 50                      	push ax
   113 0000006A 06                      	push es
   114 0000006B 52                      	push dx
   115 0000006C 1E                      	push ds
   116 0000006D 06                      	 push es
   117 0000006E 1F                      	 pop ds
   118                                  
   119 0000006F 89D6                    	mov si, dx
   120                                  
   121 00000071 E8E401                  	call ispm
   122 00000074 7503E9A000              	jz .notours
   123                                  
   124 00000079 83F83F                  	cmp ax, 8 * 8 - 1
   125 0000007C 7303E99800              	jb .notours
   126                                  
   127 00000081 813C4158                	cmp word [si], "AX"
   128 00000085 7403E98F00              	jne .notours
   129 0000008A 807C023D                	cmp byte [si + 2], '='
   130 0000008E 7403E98600              	jne .notours
   131                                  
   132 00000093 8D5C07                  	lea bx, [si + 3 + 4]
   133 00000096 89C1                    	mov cx, ax
   134 00000098 83E907                  	sub cx, 3 + 4
   135                                  @@:
   136 0000009B 803F20                  	cmp byte [bx], 32
   137 0000009E 7405                    	je @F
   138 000000A0 43                      	inc bx
   139 000000A1 E2F8                    	loop @B
   140 000000A3 EB74                    	jmp .notours
   141                                  
   142                                  @@:
   143 000000A5 817F014258              	cmp word [bx + 1], "BX"
   144 000000AA 756D                    	jne .notours
   145 000000AC 807F033D                	cmp byte [bx + 1 + 2], '='
   146 000000B0 7567                    	jne .notours
   147                                  
   148 000000B2 89F3                    	mov bx, si
   149 000000B4 01C3                    	add bx, ax
   150 000000B6 817FFE0D0A              	cmp word [bx - 2], 13 | (10 << 8)
   151 000000BB 755C                    	jne .notours
   152                                  
   153 000000BD 16                      	push ss
   154 000000BE 07                      	pop es
   155 000000BF BF[5000]                	mov di, buffer
   156                                  internaldatarelocation
   157                                  
   158 000000C2 B020                    	mov al, 32
   159 000000C4 AA                      	stosb
   160                                  
   161 000000C5 B053                    	mov al, 'S'
   162 000000C7 368B36[0000]            	mov si, word [ss:relocateddata]
   163                                  linkdatarelocation reg_esi
   164 000000CC 368E1E[0000]            	mov ds, word [ss:relocateddata]
   165                                  linkdatarelocation reg_ds
   166 000000D1 E84F00                  	call store
   167                                  
   168 000000D4 B044                    	mov al, 'D'
   169 000000D6 368B36[0000]            	mov si, word [ss:relocateddata]
   170                                  linkdatarelocation reg_edi
   171 000000DB 368E1E[0000]            	mov ds, word [ss:relocateddata]
   172                                  linkdatarelocation reg_es
   173 000000E0 E84000                  	call store
   174                                  
   175 000000E3 B80D0A                  	mov ax, 13 | (10 << 8)
   176 000000E6 AB                      	stosw
   177 000000E7 81EF[5000]              	sub di, strict word buffer
   178                                  internaldatarelocation
   179 000000EB 36893E[4E00]            	mov word [ss:length], di
   180                                  internaldatarelocation
   181                                  
   182 000000F0 1F                      	pop ds
   183 000000F1 5A                      	pop dx
   184 000000F2 07                      	pop es
   185 000000F3 58                      	pop ax
   186 000000F4 5F                      	pop di
   187 000000F5 5E                      	pop si
   188                                  
   189 000000F6 48                      	dec ax
   190 000000F7 48                      	dec ax				; do not write CR LF
   191                                  
   192 000000F8 B9[5F00]                	mov cx, .chain			; -> our chaining entry
   193                                  internalcoderelocation
   194 000000FB F8                      	clc
   195 000000FC E84101                  	extcallcall puts_ext_next	; call subsequent puts handlers
   196                                  
   197 000000FF 06                      	push es
   198 00000100 16                      	 push ss
   199 00000101 07                      	 pop es
   200 00000102 BA[5000]                	mov dx, buffer			; es:dx -> message
   201                                  internaldatarelocation
   202                                  @@:
   203 00000105 36A1[4E00]              	mov ax, word [ss:length]
   204                                  internaldatarelocation
   205                                  					; ax = length
   206 00000109 B9[5F00]                	mov cx, .chain			; -> our chaining entry
   207                                  internalcoderelocation
   208 0000010C F8                      	clc
   209 0000010D E83001                  	extcallcall puts_ext_next	; call subsequent puts handlers
   210 00000110 07                      	pop es
   211                                  
   212 00000111 F9                      	stc
   213 00000112 E8[0000]EB020000        	extcall puts_ext_done, required
   214                                  					; directly jump back to debugger, CY
   215                                  
   216                                  .notours:
   217 00000119 1F                      	pop ds
   218 0000011A 5A                      	pop dx
   219 0000011B 07                      	pop es
   220 0000011C 58                      	pop ax
   221 0000011D 5F                      	pop di
   222 0000011E 5E                      	pop si
   223                                  
   224 0000011F F8                      	clc
   225 00000120 E93CFF                  	jmp .chain			; chain if to display -->
   226                                  
   227                                  
   228                                  store:
   229 00000123 50                      	push ax
   230 00000124 B020                    	mov al, 32
   231 00000126 AA                      	stosb
   232 00000127 58                      	pop ax
   233 00000128 B449                    	mov ah, 'I'
   234 0000012A AB                      	stosw
   235 0000012B B03D                    	mov al, '='
   236 0000012D AA                      	stosb
   237 0000012E AC                      	lodsb
   238 0000012F 3C20                    	cmp al, 32
   239 00000131 721B                    	jb .dot_or_table
   240 00000133 3C7F                    	cmp al, 7Fh
   241 00000135 7317                    	jae .dot_or_table
   242 00000137 3C27                    	cmp al, "'"
   243 00000139 7506                    	jne @F
   244 0000013B B82227                  	mov ax, '"' | ("'" << 8)
   245 0000013E AB                      	stosw
   246 0000013F AA                      	stosb
   247 00000140 C3                      	retn
   248                                  
   249                                  @@:
   250 00000141 50                      	push ax
   251 00000142 B027                    	mov al, "'"
   252 00000144 AA                      	stosb
   253 00000145 58                      	pop ax
   254 00000146 AA                      	stosb
   255 00000147 B027                    	mov al, "'"
   256 00000149 A9                      	db __TEST_IMM16		; (skip mov)
   257                                  .dot:
   258 0000014A B02E                    	mov al, '.'
   259 0000014C AA                      	stosb
   260 0000014D C3                      	retn
   261                                  
   262                                  .dot_or_table:
   263 0000014E BB[0000]                	mov bx, relocateddata
   264                                  linkdatarelocation asciitablenames, -2, optional
   265 00000151 85DB                    	test bx, bx
   266 00000153 74F5                    	jz .dot
   267 00000155 3C7F                    	cmp al, 7Fh
   268 00000157 7205                    	jb .table
   269 00000159 B020                    	mov al, 32
   270 0000015B 7401                    	je .table
   271 0000015D 40                      	inc ax
   272                                  .table:
   273 0000015E B400                    	mov ah, 0
   274 00000160 01C3                    	add bx, ax
   275 00000162 01C0                    	add ax, ax
   276 00000164 01C3                    	add bx, ax
   277 00000166 368B07                  	mov ax, [ss:bx]
   278 00000169 AB                      	stosw
   279 0000016A 368A4702                	mov al, [ss:bx + 2]
   280 0000016E AA                      	stosb
   281 0000016F C3                      	retn
   282                                  
   283                                  
   284                                  uninstall:
   285 00000170 AC                      	lodsb
   286 00000171 E8BC00                  	extcallcall chkeol
   287                                  
   288 00000174 E89500                  	call get_es_ext
   289                                  
   290 00000177 06                      	push es
   291 00000178 1F                      	pop ds
   292                                  
   293 00000179 BE[0000]                	mov si, hooktable
   294                                  internaldatarelocation
   295                                  	lframe
   296 0000017C 5589E5                  	lenter
   297                                  	lvar word, table
   298 0000017F 56                      	 push si
   299                                  
   300                                  .loop_table:
   301 00000180 36D04404                	rol byte [ss:si + htInstalled], 1
   302 00000184 735C                    	jnc .next_table
   303 00000186 31DB                    	xor bx, bx		; = 0 (no prior, modify handler)
   304 00000188 368B3C                  	mov di, word [ss:si + htEntry]	; di -> us
   305 0000018B 368B7402                	mov si, word [ss:si + htHandler]; -> handler
   306 0000018F 368B34                  	mov si, word [ss:si]	; si -> first
   307 00000192 85F6                    	test si, si		; none installed ?
   308 00000194 746B                    	jz .error		; error -->
   309                                  
   310                                  .loop:
   311 00000196 39F7                    	cmp di, si		; found ?
   312 00000198 740D                    	je .bx			; yes, use bx -->
   313 0000019A 89F3                    	mov bx, si		; bx -> prior handler
   314 0000019C AD                      	lodsw			; skip entrypoint jmp strict short
   315 0000019D AC                      	lodsb			; get first byte of chainer
   316 0000019E 3CE9                    	cmp al, 0E9h		; expecting jmp near ?
   317 000001A0 755F                    	jne .error		; no, error -->
   318 000001A2 AD                      	lodsw			; get rel16 displacement
   319 000001A3 01C6                    	add si, ax		; -> next handler
   320 000001A5 EBEF                    	jmp .loop
   321                                  
   322                                  .bx:
   323 000001A7 85DB                    	test bx, bx		; any prior ?
   324 000001A9 751F                    	jnz .bxnz		; yes -->
   325 000001AB AF                      	scasw			; skip entrypoint jmp strict short
   326 000001AC 803DE8                  	cmp byte [di], 0E8h	; is it a call to cmd3_not_ext ?
   327 000001AF 750C                    	jne @F			; no -->
   328                                  				; yes, reset ext_command_handler to zero
   329                                  .setbx:
   330 000001B1 8B76FE                  	mov si, word [bp + ?table]
   331 000001B4 368B7402                	mov si, word [ss:si + htHandler]; -> handler
   332 000001B8 36891C                  	mov word [ss:si], bx
   333 000001BB EB1E                    	jmp .done
   334                                  
   335                                  @@:
   336 000001BD 803DE9                  	cmp byte [di], 0E9h	; validate
   337 000001C0 753F                    	jne .error		; failure -->
   338 000001C2 47                      	inc di			; -> rel16 displacement
   339 000001C3 8B1D                    	mov bx, word [di]	; get displacement
   340 000001C5 AF                      	scasw			; -> after jmp near
   341 000001C6 01FB                    	add bx, di		; -> next handler
   342 000001C8 EBE7                    	jmp .setbx		; set ext_command_handler to next
   343                                  
   344                                  .bxnz:
   345 000001CA 89DE                    	mov si, bx		; -> prior handler with us as downlink
   346 000001CC 87FE                    	xchg di, si		; si -> ours, di -> prior
   347 000001CE A7                      	cmpsw			; skip entrypoint jmp strict short
   348 000001CF A4                      	movsb			; copy 0E8h/0E9h
   349 000001D0 AD                      	lodsw			; ax = near rel16 displacement
   350 000001D1 01F0                    	add ax, si		; add in our base (= absolute offset)
   351 000001D3 29F8                    	sub ax, di
   352 000001D5 48                      	dec ax
   353 000001D6 48                      	dec ax			; subtract new base (= relative displacement)
   354 000001D7 AB                      	stosw			; store new rel16 displacement
   355 000001D8 A5                      	movsw			; jmp strict short
   356 000001D9 A5                      	movsw			; linkcall target
   357 000001DA A4                      	movsb			; trailer
   358                                  .done:
   359 000001DB 8B76FE                  	mov si, word [bp + ?table]
   360 000001DE 36F65404                	not byte [ss:si + htInstalled]
   361                                  
   362                                  .next_table:
   363 000001E2 83C606                  	add si, HOOKTABLE_size
   364 000001E5 8976FE                  	mov word [bp + ?table], si
   365 000001E8 81FE[0C00]              	cmp si, strict word hooktable_end
   366                                  internaldatarelocation
   367 000001EC 7292                    	jb .loop_table
   368                                  
   369                                  
   370 000001EE 8026[1000]FE            	clropt [code + eldiFlags], eldifResident
   371                                  internalcoderelocation -3	; mark block as free
   372 000001F3 BA[1500]                	mov dx, msg.uninstall_done
   373                                  internaldatarelocation
   374                                  @@:
   375 000001F6 89EC5D                  	lleave
   376 000001F9 16                      	push ss
   377 000001FA 1F                      	pop ds
   378 000001FB E84A00                  	extcallcall putsz
   379 000001FE E83700                  	extcallcall cmd3	; return
   380                                  
   381                                  .error:
   382 00000201 B8010E                  	mov ax, 0E01h
   383 00000204 E84900                  	extcallcall setrc
   384 00000207 BA[2D00]                	mov dx, msg.uninstall_error
   385                                  internaldatarelocation
   386 0000020A EBEA                    	jmp @B
   387                                  
   388                                  
   389                                  get_es_ext:
   390 0000020C 8E06[0000]              	mov es, word [relocateddata]
   391                                  linkdatarelocation extdssel
   392 00000210 E84500                  	extcallcall ispm
   393 00000213 7404                    	jz @F
   394 00000215 8E06[0000]              	mov es, word [relocateddata]
   395                                  linkdatarelocation extseg
   396                                  @@:
   397 00000219 C3                      	retn
   398                                  
   399                                  
   400 0000021A 90<rep 6h>E8[0000]-     	eldcall_dump_callcall ELDCALL_CALLCALL_LIST
   400 00000223 EB020000C3E8[0000]-
   400 0000022B EB020000C3E8[0000]-
   400 00000233 EB020000C3E8[0000]-
   400 0000023B EB020000C3E8[0000]-
   400 00000243 EB020000C3E8[0000]-
   400 0000024B EB020000C3E8[0000]-
   400 00000253 EB020000C3E8[0000]-
   400 0000025B EB020000C3         
   401                                  
   402                                  endinstalled equ ($ + CODEFIXUP + 15) & ~15
   403                                  
   404                                  
   405                                  start:
   406 00000260 8CC3                    	mov bx, es
   407 00000262 16                      	 push ss
   408 00000263 07                      	 pop es
   409 00000264 E8B9FF                  	call skipcomma
   410 00000267 4E                      	dec si
   411 00000268 BA[0000]                	mov dx, relocateddata
   412                                  linkdatarelocation msg.install
   413 0000026B E8BAFF                  	call isstring?
   414 0000026E 7433                    	je install
   415 00000270 BA[6300]                	mov dx, msg.help
   416                                  internaldatarelocation
   417 00000273 E8[0000]EB020000        	extcall putsz
   418 0000027A E80300                  	call uninstall_oneshot
   419 0000027D 31C0                    	xor ax, ax
   420 0000027F CB                      	retf
   421                                  
   422                                  
   423                                  uninstall_oneshot:
   424 00000280 36F606[0000]01          	testopt [ss:relocateddata], 1
   425                                  linkdatarelocation options7, -3
   426 00000286 751A                    	jnz @F
   427                                  
   428 00000288 2EA1[0200]              	mov ax, word [cs:code + eldiEndCode]
   429                                  internalcoderelocation
   430 0000028C 2E2B06[0000]            	sub ax, word [cs:code + eldiStartCode]
   431                                  internalcoderelocation
   432 00000291 2906[0000]              	sub word [relocateddata], ax
   433                                  linkdatarelocation extseg_used
   434                                  
   435 00000295 2EA1[0600]              	mov ax, word [cs:code + eldiEndData]
   436                                  internalcoderelocation
   437 00000299 2E2B06[0400]            	sub ax, word [cs:code + eldiStartData]
   438                                  internalcoderelocation
   439 0000029E 2906[0000]              	sub word [relocateddata], ax
   440                                  linkdatarelocation extdata_used
   441                                  @@:
   442 000002A2 C3                      	retn
   443                                  
   444                                  
   445                                  DATAOFFSET equ CODEOFFSET + code_size
   446                                  	addsection DATA, follows=CODE vstart=_ELD_DATA_VSTART
   447                                  %define DATAFIXUP - datastart + 0
   448                                  datastart:
   449                                  PUT_ELD_DATETIME
   450                                  
   451                                  	struc HOOKTABLE
   452 00000000 ????                    htEntry:		resw 1
   453 00000002 ????                    htHandler:		resw 1
   454 00000004 ????                    htInstalled:		resw 1
   455                                  	endstruc
   456                                  
   457                                  	align 2, db 0
   458                                  hooktable:
   459                                  		; command last so uninstall abort will leave command installed
   460                                  	istruc HOOKTABLE
   461 00000000 [5D00]                  at htEntry,		dw puts_handler
   462                                  internalcoderelocation
   463 00000002 [0000]                  at htHandler,		dw relocateddata
   464                                  linkdatarelocation ext_puts_handler
   465 00000004 0000                    at htInstalled,		dw 0
   466                                  	iend
   467                                  	istruc HOOKTABLE
   468 00000006 [2000]                  at htEntry,		dw command
   469                                  internalcoderelocation
   470 00000008 [0000]                  at htHandler,		dw relocateddata
   471                                  linkdatarelocation ext_command_handler
   472 0000000A 0000                    at htInstalled,		dw 0
   473                                  	iend
   474                                  hooktable_end:
   475                                  
   476                                  	align 2, db 0
   477                                  
   478                                  msg:
   479 0000000C 5244554D5049445800      .rdumpidx:		asciz "RDUMPIDX"
   480 00000015 5244756D7049647820-     .uninstall_done:	db "RDumpIdx uninstalled."
   480 0000001E 756E696E7374616C6C-
   480 00000027 65642E             
   481                                  %if _ELD_RECLAIM_HINT
   482                                  			db " (Don't forget to use reclaim.eld)"
   483                                  %endif
   484 0000002A 0D0A00                  			asciz 13,10
   485 0000002D 5244756D7049647820-     .uninstall_error:	asciz "RDumpIdx unable to uninstall!",13,10
   485 00000036 756E61626C6520746F-
   485 0000003F 20756E696E7374616C-
   485 00000048 6C210D0A00         
   486                                  
   487                                  uinit_data: equ $
   488                                  
   489 0000004D 5244756D7049647820-     .installed:	asciz "RDumpIdx installed.",13,10
   489 00000056 696E7374616C6C6564-
   489 0000005F 2E0D0A00           
   490 00000063 496E7374616C6C2074-     .help:		db "Install this ELD using an INSTALL keyword.",13,10
   490 0000006C 68697320454C442075-
   490 00000075 73696E6720616E2049-
   490 0000007E 4E5354414C4C206B65-
   490 00000087 79776F72642E0D0A   
   491 0000008F 0D0A                    		db 13,10
   492 00000091 31362D626974205265-     		db "16-bit Real/Virtual 86 Mode register dump will have an additional",13,10
   492 0000009A 616C2F566972747561-
   492 000000A3 6C203836204D6F6465-
   492 000000AC 207265676973746572-
   492 000000B5 2064756D702077696C-
   492 000000BE 6C206861766520616E-
   492 000000C7 206164646974696F6E-
   492 000000D0 616C0D0A           
   493 000000D4 74776F20636F6C756D-     		db "two columns at the end listing text pointed to by DS:SI and ES:DI.",13,10
   493 000000DD 6E7320617420746865-
   493 000000E6 20656E64206C697374-
   493 000000EF 696E67207465787420-
   493 000000F8 706F696E7465642074-
   493 00000101 6F2062792044533A53-
   493 0000010A 4920616E642045533A-
   493 00000113 44492E0D0A         
   494 00000118 0D0A                    		db 13,10
   495 0000011A 52756E207769746820-     		db "Run with RDUMPIDX UNINSTALL to uninstall.",13,10
   495 00000123 5244554D5049445820-
   495 0000012C 554E494E5354414C4C-
   495 00000135 20746F20756E696E73-
   495 0000013E 74616C6C2E0D0A     
   496 00000145 00                      		asciz
   497                                  
   498                                  
   499 00000146 00<rep Ah>              	align 16, db 0
   500                                  init_data_end:
   501                                  data_size equ $ - datastart
   502                                  transient_data_size equ data_size
   503                                  
   504                                  	absolute uinit_data
   505                                  
   506 0000004D ??                      	alignb 2
   507 0000004E ????                    length:		resw 1
   508 00000050 <res 20h>               buffer:		resb 32
   509                                  
   510                                  	alignb 16
   511                                  uinit_data_end:
   512                                  resident_data_end:
   513                                  resident_data_size equ resident_data_end - datastart
   514                                  
   515                                  %if uinit_data_end >= init_data_end
   516                                   total_data_size equ $ - datastart
   517                                  %else
   518                                   total_data_size equ init_data_end - datastart
   519                                  %endif
   520                                  %assign _DATA_SIZE total_data_size
   521                                  
   522                                  
   523                                  	usesection CODE
   524                                  
   525                                  install:
   526 000002A3 AC                      	lodsb
   527 000002A4 E8[0000]EB020000        	extcall chkeol
   528                                  
   529                                  	houdini
   530 000002AB 8EC3                    	mov es, bx		; => ext seg (writable)
   531                                  
   532 000002AD B8B000                  	mov ax, endresident - endinstalled
   533 000002B0 262906[0200]            	sub word [es:code + eldiEndCode], ax
   534                                  internalcoderelocation		; adjust size
   535 000002B5 2906[0000]              	sub word [relocateddata], ax
   536                                  linkdatarelocation extseg_used	; adjust size
   537                                  
   538                                  %if (transient_data_size - resident_data_size) > 0
   539 000002B9 B8E000                  	mov ax, transient_data_size - resident_data_size
   540 000002BC 262906[0600]            	sub word [es:code + eldiEndData], ax
   541                                  internalcoderelocation		; adjust size
   542 000002C1 2906[0000]              	sub word [relocateddata], ax
   543                                  linkdatarelocation extdata_used	; adjust size
   544                                  %endif
   545                                  
   546 000002C5 BE[0600]                	mov si, hooktable_end - HOOKTABLE_size
   547                                  internaldatarelocation
   548                                  
   549                                  .loop_table:
   550 000002C8 8B5C02                  	mov bx, word [si + htHandler]; -> handler
   551 000002CB 8B1F                    	mov bx, word [bx]	; -> prior
   552 000002CD 8B3C                    	mov di, word [si + htEntry]	; -> our handler
   553 000002CF 85DB                    	test bx, bx		; installing as first ?
   554 000002D1 740A                    	jz .only_first		; yes, simple --> (leave as extcall cmd3_not_ext)
   555 000002D3 AF                      	scasw			; skip entrypoint jmp strict short
   556 000002D4 B0E9                    	mov al, 0E9h		; = jmp near opcode
   557 000002D6 AA                      	stosb			; store
   558 000002D7 93                      	xchg ax, bx		; ax -> next handler
   559 000002D8 29F8                    	sub ax, di
   560 000002DA 48                      	dec ax
   561 000002DB 48                      	dec ax			; ax = ax - (di + 2)
   562 000002DC AB                      	stosw			; store our downlink as rel16 displacement
   563                                  
   564                                  .only_first:
   565 000002DD 8B5C02                  	mov bx, word [si + htHandler]; -> handler
   566 000002E0 8B04                    	mov ax, word [si + htEntry]
   567 000002E2 8907                    	mov word [bx], ax	; -> our entrypoint
   568 000002E4 F65404                  	not byte [si + htInstalled]
   569                                  
   570                                  .next_table:
   571 000002E7 83EE06                  	sub si, HOOKTABLE_size
   572 000002EA 81FE[0000]              	cmp si, strict word hooktable
   573                                  internaldatarelocation
   574 000002EE 73D8                    	jae .loop_table
   575                                  
   576 000002F0 26800E[1000]01          	setopt [es:code + eldiFlags], eldifResident
   577                                  internalcoderelocation -3	; mark block as resident
   578                                  
   579 000002F6 F606[0000]04            	testopt [relocateddata], 4
   580                                  linkdatarelocation options7, -3
   581 000002FB 7506                    	jnz @F
   582 000002FD BA[4D00]                	mov dx, msg.installed
   583                                  internaldatarelocation
   584 00000300 E845FF                  	call putsz
   585                                  @@:
   586 00000303 31C0                    	xor ax, ax
   587 00000305 CB                      	retf
   588                                  
   589                                  
   590                                  %include "eldlink.asm"
     1                              <1> %if 0
     2                              <1> 
     3                              <1> Extensions for lDebug linker
     4                              <1> 
     5                              <1> Copyright (C) 2008-2025 E. C. Masloch
     6                              <1> 
     7                              <1> Usage of the works is permitted provided that this
     8                              <1> instrument is retained with the works, so that any entity
     9                              <1> that uses the works is notified of this instrument.
    10                              <1> 
    11                              <1> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <1> 
    13                              <1> %endif
    14                              <1> 
    15                              <1> %include "lmacros3.mac"
     1                              <2> [list -]
    16                              <1> %include "eld.mac"
     1                              <2> %if 0
     2                              <2> 
     3                              <2> Extensions for lDebug macros
     4                              <2> 
     5                              <2> Copyright (C) 2008-2025 E. C. Masloch
     6                              <2> 
     7                              <2> Usage of the works is permitted provided that this
     8                              <2> instrument is retained with the works, so that any entity
     9                              <2> that uses the works is notified of this instrument.
    10                              <2> 
    11                              <2> DISCLAIMER: THE WORKS ARE WITHOUT WARRANTY.
    12                              <2> 
    13                              <2> %endif
    14                              <2> 
    15                              <2> %ifndef ELD_MAC
    16                              <2> %define ELD_MAC 1
    17                              <2> 
    18                              <2> %include "lmacros3.mac"
    19                              <2> 
    20                              <2> 		; ELD executable header
    21                              <2> 	struc ELD_HEADER
    22                              <2> eldhSignature:		resb 4	; "ELD1"
    23                              <2> 			resb 3	; reserved
    24                              <2> 			resb 1	; 26 (Ctrl-Z)
    25                              <2> eldhCodeOffset:		resd 1	; position displacement from eldhSignature
    26                              <2> eldhCodeImageLength:	resw 1	; amount bytes, at least 32
    27                              <2> eldhCodeAllocLength:	resw 1	; amount bytes, added to prior. sum < 64 KiB
    28                              <2> eldhDataOffset:		resd 1
    29                              <2> eldhDataImageLength:	resw 1	; (zero allowed)
    30                              <2> eldhDataAllocLength:	resw 1	; (zero allowed)
    31                              <2> eldhCodeEntrypoint:	resw 1	; within code section, used as displacement
    32                              <2> eldhReserved:		resb 4	; reserved
    33                              <2> eldhExtensionSize:	resw 1	; from eldhSignature, -> past eldhx fields in use
    34                              <2> 	endstruc
    35                              <2> 	endarea ELD_HEADER, 1
    36                              <2> 
    37                              <2> 	struc ELD_HEADERX
    38                              <2> eldhxHeader:		resb ELD_HEADER_size
    39                              <2> eldhxDescriptionOffset:	resd 1	; zero if none, from eldhxHeader. <= 128 Bytes
    40                              <2> eldhxHelpOffset:	resd 1	; zero if none, from eldhxHeader
    41                              <2> eldhxLibTable:		resd 1	; zero if none, from eldhxHeader
    42                              <2> eldhxDateTimeOffset:	resd 1	; zero if none, from eldhxHeader
    43                              <2> 	alignb 16
    44                              <2> 	endstruc
    45                              <2> 
    46                              <2> 	struc ELD_TRAILER_HEADER
    47                              <2> eldthSignature:		resb 8	; "ELD1TAIL"
    48                              <2> eldthHeaderOffset:	resd 1	; negative displacement from eldthSignature,
    49                              <2> 				;  add this dword to the seek offset
    50                              <2> eldthReserved:		resw 1	; reserved, must be initialised to zero
    51                              <2> eldthChecksum:		resw 1	; sum of all words in trailer header = 0
    52                              <2> 	endstruc
    53                              <2> 	endarea ELD_TRAILER_HEADER, 1
    54                              <2> 
    55                              <2> 	struc ELD_LIBTABLE
    56                              <2> eldltFormat:		resw 1
    57                              <2> 	; 0 = uncompressed
    58                              <2> 	; 2 = heatshrink compressed
    59                              <2> 	; 3 = lzexedat -4 compressed
    60                              <2> 	; 4 = lzexedat -4 -l compressed
    61                              <2> eldltAmount:		resw 1
    62                              <2> eldltOffset:		resd 1	; from eldhxHeader
    63                              <2> eldltCompressedLength:		; (dword, only present if format 2, 3, or 4)
    64                              <2> 	endstruc
    65                              <2> 	endarea ELD_LIBTABLE, 1
    66                              <2> 
    67                              <2> 		; ELD instance header
    68                              <2> 	struc ELD_INSTANCE
    69                              <2> eldiStartCode:		resw 1	; -> this structure itself (para aligned)
    70                              <2> eldiEndCode:		resw 1	; -> behind memory used by instance (para aligned)
    71                              <2> eldiStartData:		resw 1	; -> data in data entry section (para aligned), or 0
    72                              <2> eldiEndData:		resw 1	; -> behind data (para aligned), or 0
    73                              <2> eldiIdentifier:		resb 8	; blank-filled text
    74                              <2> eldiFlags:		resw 1	; flags
    75                              <2> eldiListing_size equ 14
    76                              <2> eldiListing:		resb eldiListing_size
    77                              <2> 				; ASCIZ listing file name
    78                              <2> 	endstruc
    79                              <2> 		; flags for eldiFlags:
    80                              <2> eldifResident:		equ 1
    81                              <2> 
    82                              <2> 		; ELD link info header
    83                              <2> 	struc ELD_LINKINFO
    84                              <2> eldlSignature:		resw 1	; 0E1D1h
    85                              <2> eldlReserved:		resw 2
    86                              <2> eldlUseLinkHash:	resw 1
    87                              <2> eldlDataAmount:		resw 1
    88                              <2> eldlDataPrefixes:	resw 1
    89                              <2> eldlDataEntries:	resw 1
    90                              <2> eldlDataAddresses:	resw 1
    91                              <2> eldlCodeAmount:		resw 1
    92                              <2> eldlCodePrefixes:	resw 1
    93                              <2> eldlCodeEntries:	resw 1
    94                              <2> eldlCodeAddresses:	resw 1
    95                              <2> 	endstruc
    96                              <2> 
    97                              <2> 	numdef ELD_CODE_VSTART, 9001h
    98                              <2> 	numdef ELD_DATA_VSTART, 8000h
    99                              <2> 	numdef ELD_RELOC_VSTART, 8000h
   100                              <2> 
   101                              <2> 	numdef ELD_RECLAIM_HINT, 0
   102                              <2> 	strdef ELD_LISTING, ""
   103                              <2> 	numdef ELD_DATETIME, 0
   104                              <2> 
   105                              <2> %if _ELD_DATETIME
   106                              <2>  %define PUT_ELDHX_DATETIME_OFFSET at eldhxDateTimeOffset, dd DATAOFFSET + datetime - datastart
   107                              <2>  %macro PUT_ELD_DATETIME 0.nolist
   108                              <2> datetime:	asciz __UTC_DATE__,'T',__UTC_TIME__,'Z'
   109                              <2> 		asciz		; for future extension
   110                              <2>  %endmacro
   111                              <2> %else
   112                              <2>  %define PUT_ELDHX_DATETIME_OFFSET
   113                              <2>  %define PUT_ELD_DATETIME
   114                              <2> %endif
   115                              <2> 
   116                              <2> %endif
    17                              <1> 
    18                              <1> 	cpu 8086
    19                              <1> 
    20                              <1> %if ELDSTRICT
    21                              <1>  %if ELDSTRICTCOUNTER
    22                              <1>   %error Missing relocation
    23                              <1>  %endif
    24                              <1> %endif
    25                              <1> 	eldstrict off		; linker does some relocations
    26                              <1> 
    27                              <1> %ifn ELDCALLCALL_DUMPED
    28                              <1> 	eldcall_dump_callcall ELDCALL_CALLCALL_LIST
    29                              <1> %endif
    30                              <1> 
    31                              <1> 	numdef ELD_IDENTICALISE, 0
    32                              <1> 	numdef ELD_DEBUG, 0
    33                              <1> 	numdef ELD_LINKER_PASSES, 1
    34                              <1> 	strdef LISTING, _ELD_LISTING
    35                              <1> 	numdef ELDCALL_OPTIONAL, ELDCALL_OPTIONAL_STATUS
    36                              <1> 	numdef ELDDATA_OPTIONAL, ELDDATA_OPTIONAL_STATUS
    37                              <1> 	numdef ELDDATA_NEXT, ELDDATA_NEXT_STATUS
    38                              <1> 	numdef ELDCALL_NEXT, ELDCALL_NEXT_STATUS
    39                              <1> %if _ELD_IDENTICALISE
    40                              <1>  ;%assign _ELDCALL_OPTIONAL 1
    41                              <1> %endif
    42                              <1> %ifn _ELDCALL_OPTIONAL
    43                              <1> %assign ELDCALL_OPTIONAL_STATUS 2		; not allowed
    44                              <1> %endif
    45                              <1> ;%ifn _ELDDATA_OPTIONAL
    46                              <1> ;%assign ELDDATA_OPTIONAL_STATUS 2		; not allowed
    47                              <1> ;%endif
    48                              <1> 	gendef MAP, ""
    49                              <1> 
    50                              <1> %ifnidni _MAP, ""
    51                              <1>  [map all _MAP]
    52                              <1> %endif
    53                              <1> 
    54                              <1> 
    55                              <1> endresident: equ ($ + _CURRENT_SECTION %+ FIXUP + 15) & ~15
    56                              <1> 
    57                              <1> %if _ELD_LINKER_PASSES
    58                              <1> %assign ELDLINKER 1
    59                              <1> 
    60                              <1> 	struc LINKTABLE
    61 00000000 ????????            <1> ltCodeToCode:	resw 2
    62 00000004 ????????            <1> ltCodeToData:	resw 2
    63 00000008 ????????            <1> ltDataToCode:	resw 2
    64 0000000C ????????            <1> ltDataToData:	resw 2
    65 00000010 ????????            <1> ltLinkData:	resw 2
    66 00000014 ????????            <1> ltLinkCode:	resw 2
    67                              <1> 	endstruc
    68                              <1> %endif
    69                              <1> 
    70                              <1> 
    71                              <1> 		; INP:	es:dx -> loaded initial ELD image
    72                              <1> 		;	 ELD instance structure filled
    73                              <1> 		;	es => ELD code area
    74                              <1> 		;	ds:di -> link info
    75                              <1> 		;	ss:bx -> loaded initial data
    76                              <1> 		;	ss:si -> command line tail
    77                              <1> 		;	cs:ip -> entrypoint
    78                              <1> 		;	ss:sp -> far return address for current mode
    79                              <1> 		; STT:	UP, EI
    80                              <1> linker:
    81                              <1> 		; The first 15 Bytes of the linker should be
    82                              <1> 		;  the same regardless of the linker options
    83                              <1> 		;  used (debug, passes, vstart). This allows
    84                              <1> 		;  the eldcomp ELD to match even if up to 15
    85                              <1> 		;  Bytes of the linker are trailing in the
    86                              <1> 		;  resident part of the ELD.
    87                              <1> 	lframe
    88                              <1>  %if ELDOTHER
    89                              <1> 	lvar dword, linkinfo_other
    90                              <1> 	lvar word, use_hash_other
    91                              <1>  %endif
    92 00000306 5589E5              <1> 	lenter
    93                              <1> 	lvar dword, instance
    94 00000309 06                  <1> 	 push es
    95 0000030A 52                  <1> 	 push dx		; -> start of where we're loaded in ELD cs
    96                              <1> 	lvar word, targetsection_low_optional_high
    97 0000030B 50                  <1> 	 push ax		; placeholder
    98                              <1> 	lequ ?targetsection_low_optional_high, targetsection
    99                              <1> 	lequ ?targetsection_low_optional_high + 1, optional
   100                              <1> 	lvar dword, linkinfo
   101 0000030C 1E                  <1> 	 push ds
   102 0000030D 57                  <1> 	 push di		; -> link info (in debugger ss or message seg)
   103                              <1> 	lvar dword, nextreloc
   104 0000030E 06                  <1> 	 push es		; => ELD cs
   105 0000030F 52                  <1> 	 push dx		; placeholder
   106                              <1> 	lvar dword, entry
   107 00000310 06                  <1> 	 push es		; => ELD cs
   108 00000311 50                  <1> 	 push ax		; placeholder
   109 00000312 31C0                <1> 	xor ax, ax
   110 00000314 813DD1E1            <1> 	cmp word [di + eldlSignature], 0E1D1h
   111                              <1> %if ($ - linker) < 16
   112                              <1>  %error Expected invariant first paragraph of linker
   113                              <1> %endif
   114 00000318 7403                <1> 	je @F
   115                              <1> .error_j1:
   116 0000031A E91403              <1> 	jmp .error		; signature mismatch -->
   117                              <1> @@:
   118 0000031D 837D0601            <1> 	cmp word [di + eldlUseLinkHash], 1
   119 00000321 77F7                <1> 	ja .error_j1		; unknown use link hash number -->
   120 00000323 7201                <1> 	jb @F
   121                              <1> %if _ELDDATA_NEXT || _ELDCALL_NEXT
   122                              <1> 	dec al			; = -1 if hash used
   123                              <1> %else
   124 00000325 48                  <1> 	dec ax
   125                              <1> %endif
   126                              <1> @@:
   127                              <1> 	lvar word, use_hash_low_skip_last_high
   128 00000326 50                  <1> 	 push ax		; = -1 if hash used, else 0
   129                              <1> 	lequ ?use_hash_low_skip_last_high, use_hash
   130                              <1> 	lequ ?use_hash_low_skip_last_high + 1, skip_last
   131                              <1> %if _ELD_IDENTICALISE && _ELD_LINKER_PASSES
   132                              <1> 	mov ax, linktable - code
   133                              <1> 	lvar word, lt
   134                              <1> 	 push ax		; -> link tables (a single reference)
   135                              <1> %endif
   136                              <1> %if _ELD_LINKER_PASSES || ELDOTHER || _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   137 00000327 31C0                <1> 	xor ax, ax
   138                              <1>  %if _ELD_LINKER_PASSES
   139                              <1> 	lvar word, pass
   140 00000329 50                  <1> 	 push ax		; = 0 for linker itself, = 2 for application
   141                              <1> 	lvar word, amounterrors
   142 0000032A 50                  <1> 	 push ax		; how many distinct errors encountered in pass 2
   143                              <1>  %endif
   144                              <1>  %if _ELD_LINKER_PASSES || _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   145                              <1> 	lvar word, name
   146 0000032B 50                  <1> 	 push ax		; -> name currently being sought (in our table)
   147                              <1>  %endif
   148                              <1>  %if ELDOTHER
   149                              <1> 	lvar word, other
   150                              <1> 	 push ax		; byte: 0 = own data links, -1 = other data links
   151                              <1>  %endif
   152                              <1>  %if _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   153                              <1> 	lvar word, optionalmissing
   154 0000032C 50                  <1> 	 push ax
   155                              <1>  %endif
   156                              <1> %endif
   157 0000032D 56                  <1> 	push si			; -> command line tail
   158 0000032E 53                  <1> 	push bx			; -> data block in ELD data area (segment ss)
   159                              <1> 
   160                              <1> 			; simple: add instance base (dx) to code
   161 0000032F 06                  <1> 	push es
   162 00000330 1F                  <1> 	pop ds			; ds = es => ELD cs
   163                              <1> %if _ELD_LINKER_PASSES
   164                              <1> .pass:
   165 00000331 8B5EEA              <1> 	mov bx, word [bp + ?pass]	; 0 or 2
   166 00000334 01D3                <1> 	add bx, dx		; -> start of the ELD instance in cs, +0 or +2
   167                              <1>  %if _ELD_IDENTICALISE
   168                              <1> 	add bx, word [bp + ?lt]	; add in single reference to linktable
   169                              <1> 	mov si, word [ltCodeToCode + bx]
   170                              <1>  %else
   171 00000336 8BB7D006            <1> 	mov si, word [linktable - code + ltCodeToCode + bx]
   172                              <1>  %endif
   173                              <1> %else
   174                              <1> 	mov si, internalcodetocoderelocations - code
   175                              <1> %endif		 		; si -> table for code to code (linker or app)
   176 0000033A 01D6                <1> 	add si, dx		; relocate the table pointer itself
   177                              <1> @@:
   178 0000033C AD                  <1> 	lodsw
   179 0000033D 85C0                <1> 	test ax, ax		; was last ?
   180 0000033F 740B                <1> 	jz @F			; yes -->
   181 00000341 93                  <1> 	xchg bx, ax		; bx = entry
   182 00000342 01D3                <1> 	add bx, dx		; relocate the entry itself
   183                              <1> %if _ELD_CODE_VSTART
   184 00000344 812F[0000]          <1> 	sub word [bx], code	; undo adjustment
   185                              <1> %endif
   186 00000348 0117                <1> 	add word [bx], dx	; relocate word referenced by entry
   187 0000034A EBF0                <1> 	jmp @B
   188                              <1> 
   189                              <1> @@:
   190                              <1> 			; next, add heap data base (on stack) to code
   191                              <1> %if _ELD_LINKER_PASSES
   192 0000034C 8B5EEA              <1> 	mov bx, word [bp + ?pass]	; 0 or 2
   193 0000034F 01D3                <1> 	add bx, dx		; -> start of the ELD instance in cs, +0 or +2
   194                              <1>  %if _ELD_IDENTICALISE
   195                              <1> 	add bx, word [bp + ?lt]	; add in single reference to linktable
   196                              <1> 	mov si, word [ltCodeToData + bx]
   197                              <1>  %else
   198 00000351 8BB7D406            <1> 	mov si, word [linktable - code + ltCodeToData + bx]
   199                              <1>  %endif
   200                              <1> %else
   201                              <1> 	mov si, internalcodetodatarelocations - code
   202                              <1> %endif				; si -> table for code to data (linker or app)
   203 00000355 01D6                <1> 	add si, dx		; relocate the table pointer itself
   204                              <1> @@:
   205 00000357 AD                  <1> 	lodsw
   206 00000358 85C0                <1> 	test ax, ax		; was last ?
   207 0000035A 740C                <1> 	jz @F			; yes -->
   208 0000035C 93                  <1> 	xchg bx, ax		; bx = entry
   209 0000035D 01D3                <1> 	add bx, dx		; relocate the entry itself
   210                              <1> 		; ! access the offset of the data area block, topmost on stack
   211 0000035F 58                  <1> 	pop ax			; ax -> heap data
   212 00000360 50                  <1> 	push ax
   213                              <1> %if _ELD_DATA_VSTART
   214 00000361 2D[0000]            <1> 	sub ax, datastart	; undo adjustment
   215                              <1> %endif
   216 00000364 0107                <1> 	add word [bx], ax	; relocate word referenced by entry
   217 00000366 EBEF                <1> 	jmp @B
   218                              <1> 
   219                              <1> @@:
   220                              <1> 
   221                              <1> 			; add instance base (dx) to data
   222                              <1> %if _ELD_LINKER_PASSES
   223 00000368 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   224 0000036B 01D3                <1> 	add bx, dx
   225                              <1>  %if _ELD_IDENTICALISE
   226                              <1> 	add bx, word [bp + ?lt]
   227                              <1> 	mov si, word [ltDataToCode + bx]
   228                              <1>  %else
   229 0000036D 8BB7D806            <1> 	mov si, word [linktable - code + ltDataToCode + bx]
   230                              <1>  %endif
   231                              <1> %else
   232                              <1> 	mov si, internaldatatocoderelocations - code
   233                              <1> %endif
   234 00000371 01D6                <1> 	add si, dx
   235                              <1> @@:
   236 00000373 AD                  <1> 	lodsw
   237 00000374 83F8FF              <1> 	cmp ax, -1		; was last ?
   238 00000377 740F                <1> 	je @F			; yes -->
   239 00000379 93                  <1> 	xchg bx, ax		; bx = entry
   240                              <1> 		; ! access the offset of the data area block, topmost on stack
   241 0000037A 58                  <1> 	pop ax
   242 0000037B 50                  <1> 	push ax
   243 0000037C 01C3                <1> 	add bx, ax		; relocate the entry itself
   244                              <1> %if _ELD_CODE_VSTART
   245 0000037E 36812F[0000]        <1> 	sub word [ss:bx], code	; undo adjustment
   246                              <1> %endif
   247 00000383 360117              <1> 	add word [ss:bx], dx	; relocate word referenced by entry
   248 00000386 EBEB                <1> 	jmp @B
   249                              <1> 
   250                              <1> @@:
   251                              <1> 			; next, add heap data base (on stack) to data
   252                              <1> %if _ELD_LINKER_PASSES
   253 00000388 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   254 0000038B 01D3                <1> 	add bx, dx
   255                              <1>  %if _ELD_IDENTICALISE
   256                              <1> 	add bx, word [bp + ?lt]
   257                              <1> 	mov si, word [ltDataToData + bx]
   258                              <1>  %else
   259 0000038D 8BB7DC06            <1> 	mov si, word [linktable - code + ltDataToData + bx]
   260                              <1>  %endif
   261                              <1> %else
   262                              <1> 	mov si, internaldatatodatarelocations - code
   263                              <1> %endif
   264 00000391 01D6                <1> 	add si, dx
   265                              <1> @@:
   266 00000393 AD                  <1> 	lodsw
   267 00000394 83F8FF              <1> 	cmp ax, -1		; was last ?
   268 00000397 740D                <1> 	je @F			; yes -->
   269 00000399 93                  <1> 	xchg bx, ax		; bx = entry
   270                              <1> 		; ! access the offset of the data area block, topmost on stack
   271 0000039A 58                  <1> 	pop ax			; ax -> heap data
   272 0000039B 50                  <1> 	push ax
   273 0000039C 01C3                <1> 	add bx, ax		; relocate the entry itself
   274                              <1> %if _ELD_DATA_VSTART
   275 0000039E 2D[0000]            <1> 	sub ax, datastart	; undo adjustment
   276                              <1> %endif
   277 000003A1 360107              <1> 	add word [ss:bx], ax	; relocate word referenced by entry
   278 000003A4 EBED                <1> 	jmp @B
   279                              <1> 
   280                              <1> @@:
   281 000003A6 8B56FC              <1> 	mov dx, word [bp + ?instance]
   282                              <1> 				; reset (why??) -> ELD instance in ELD cs
   283                              <1> %if _ELD_LINKER_PASSES
   284 000003A9 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   285 000003AC 01D3                <1> 	add bx, dx
   286                              <1>  %if _ELD_IDENTICALISE
   287                              <1> 	add bx, word [bp + ?lt]
   288                              <1> 	add dx, word [ltLinkData + bx]
   289                              <1>  %else
   290 000003AE 0397E006            <1> 	add dx, word [linktable - code + ltLinkData + bx]
   291                              <1>  %endif
   292                              <1> %else
   293                              <1> 	add dx, linkerdatarelocations - code
   294                              <1> %endif
   295                              <1> .otherloop:
   296 000003B2 8956F2              <1> 	mov word [bp + ?nextreloc], dx
   297                              <1> 				; -> data link relocation table
   298                              <1> 
   299                              <1> .datarelocloop:		; must be done before further relocs
   300 000003B5 C576F2              <1> 	lds si, [bp + ?nextreloc]
   301 000003B8 AD                  <1> 	lodsw			; ax = section indicator
   302 000003B9 85C0                <1> 	test ax, ax		; end of table ?
   303 000003BB 7503E95101          <1> 	jz .donedatareloc
   304 000003C0 48                  <1> 	dec ax			; al = 1 if data, 0 if code (NB ah may != 0)
   305                              <1> 		; ! access the offset of the data area block, topmost on stack
   306 000003C1 5B                  <1> 	pop bx
   307 000003C2 53                  <1> 	push bx			; bx -> ELD data block
   308 000003C3 8946FA              <1> 	mov word [bp + ?targetsection_low_optional_high], ax
   309 000003C6 84C0                <1> 	test al, al		; data ?
   310 000003C8 AD                  <1> 	lodsw
   311 000003C9 7504                <1> 	jnz @F			; yes -->
   312 000003CB 0346FC              <1> 	add ax, word [bp + ?instance]
   313                              <1> 				; relocate entry into code
   314 000003CE A9                  <1> 	db __TEST_IMM16		; (skip add)
   315                              <1> @@:
   316 000003CF 01D8                <1> 	add ax, bx		; relocate entry into data
   317 000003D1 8946EE              <1> 	mov word [bp + ?entry], ax
   318                              <1> 				; save away -> where to patch
   319 000003D4 AD                  <1> 	lodsw			; get unrelocated -> name
   320 000003D5 8976F2              <1> 	mov word [bp + ?nextreloc], si
   321                              <1> 				; update -> behind relocation table entry
   322                              <1> %if _ELDDATA_NEXT
   323                              <1> 	rol byte [bp + ?skip_last], 1	; skipping ?
   324                              <1> 	jnc @F				; no -->
   325                              <1> 	test byte [bp + ?optional], 8	; is it a last relocation ?
   326                              <1> 	jz .datarelocloop		; no, leave skip_last set -->
   327                              <1> 	not byte [bp + ?skip_last]	; disable skip_last
   328                              <1> 	jmp .datarelocloop
   329                              <1> @@:
   330                              <1> %endif
   331 000003D8 E8FB00              <1> 	call .build_match	; get ax = scan value, si -> counted string,
   332                              <1> 				;  dl = original value at byte [si]
   333                              <1> 				; NC if symbol already not found before
   334                              <1> 				; CY if to search for the symbol
   335                              <1> %if _ELD_LINKER_PASSES
   336 000003DB 73D8                <1> 	jnc .datarelocloop	; if duplicate of a not found symbol -->
   337                              <1> %endif
   338 000003DD C45EF6              <1> 	les bx, [bp + ?linkinfo]
   339                              <1> %if ELDOTHER
   340                              <1> 	rol byte [bp + ?other], 1
   341                              <1> 	jnc @F
   342                              <1> 	les bx, [bp + ?linkinfo_other]
   343                              <1> @@:
   344                              <1> %endif				; es:bx -> link info table of the ELD host
   345 000003E0 268B4F08            <1> 	mov cx, word [es:bx + eldlDataAmount]	; amount data link info
   346 000003E4 268B7F0A            <1> 	mov di, word [es:bx + eldlDataPrefixes]	; -> prefixes or hashes
   347                              <1> .datarelocfind:
   348 000003E8 83F901              <1> 	cmp cx, 1			; NZ if cx == 0
   349 000003EB F2AF                <1> 	repne scasw			; scan initial
   350                              <1> %if _ELDDATA_OPTIONAL
   351 000003ED 7541                <1> 	jne .datanotfound_may_be_optional
   352                              <1> %else
   353                              <1> 	jne .datanotfound
   354                              <1> %endif
   355 000003EF 57                  <1> 	push di
   356 000003F0 51                  <1> 	push cx
   357 000003F1 56                  <1> 	push si
   358 000003F2 262B7F0A            <1> 	sub di, word [es:bx + eldlDataPrefixes]	; = double index, 1-based
   359 000003F6 4F                  <1> 	dec di
   360 000003F7 4F                  <1> 	dec di				; 0-based
   361 000003F8 26037F0C            <1> 	add di, word [es:bx + eldlDataEntries]	; -> entry
   362 000003FC 268B3D              <1> 	mov di, [es:di]			; -> counted suffix/string
   363 000003FF B500                <1> 	mov ch, 0
   364 00000401 8A0C                <1> 	mov cl, byte [si]		; cx = length
   365 00000403 41                  <1> 	inc cx
   366                              <1> 	; cmp al, al			; ZR if length is zero
   367 00000404 F3A6                <1> 	repe cmpsb			; match ?
   368 00000406 5E                  <1> 	pop si
   369 00000407 59                  <1> 	pop cx
   370 00000408 5F                  <1> 	pop di
   371 00000409 75DD                <1> 	jne .datarelocfind		; if not found this time,
   372                              <1> 					;  scan for next initial -->
   373 0000040B 8814                <1> 	mov byte [si], dl		; restore the original byte at counter
   374 0000040D 262B7F0A            <1> 	sub di, word [es:bx + eldlDataPrefixes]	; = double index, 1-based
   375 00000411 4F                  <1> 	dec di
   376 00000412 4F                  <1> 	dec di				; 0-based
   377 00000413 26037F0E            <1> 	add di, word [es:bx + eldlDataAddresses]	; -> address (offset)
   378 00000417 268B05              <1> 	mov ax, word [es:di]		; get link data from the table
   379 0000041A E80700              <1> 	call .address_data_reloc
   380                              <1> %if _ELD_RELOC_VSTART
   381 0000041D 2D[0000]            <1> 	sub ax, relocateddata		; *not* a relocation
   382                              <1> %endif
   383 00000420 0104                <1> 	add word [si], ax		; relocate
   384                              <1> %if _ELDDATA_NEXT
   385                              <1> 	test byte [bp + ?optional], 4	; is it a next relocation ?
   386                              <1> 	jz .datarelocloop
   387                              <1> 	mov byte [bp + ?skip_last], -1	; skip subsequent next/last relocs
   388                              <1> %endif
   389 00000422 EB91                <1> 	jmp .datarelocloop
   390                              <1> 
   391                              <1> .address_data_reloc:
   392 00000424 C576EE              <1> 	lds si, [bp + ?entry]		; -> entry if in ELD code instance
   393 00000427 807EFA00            <1> 	cmp byte [bp + ?targetsection], 0
   394                              <1> 					; relocation in code ?
   395 0000042B 7402                <1> 	je @F				; yes -->
   396 0000042D 16                  <1> 	push ss
   397 0000042E 1F                  <1> 	pop ds				; => our ELD data block
   398                              <1> @@:
   399 0000042F C3                  <1> 	retn
   400                              <1> 
   401                              <1> %if _ELDDATA_OPTIONAL
   402                              <1> .datanotfound_may_be_optional:
   403 00000430 8814                <1> 	mov byte [si], dl		; restore the original byte at counter
   404                              <1> %if _ELDDATA_NEXT
   405                              <1> 	test byte [bp + ?optional], 3	; is it an optional relocation ?
   406                              <1> %else
   407 00000432 807EFB00            <1> 	cmp byte [bp + ?optional], 0	; is it an optional relocation ?
   408                              <1> %endif
   409                              <1> %if _ELD_DEBUG
   410                              <1> 	jnz @F
   411                              <1>  %ifn _ELD_LINKER_PASSES
   412                              <1> 	mov si, 0			; (invalid link)
   413                              <1> linkdatarelocation internalflags6
   414                              <1> 	test si, si
   415                              <1> 	jz .datanotfound
   416                              <1> 	mov si, 0			; (invalid link)
   417                              <1> linkdatarelocation options7
   418                              <1> 	test si, si
   419                              <1> 	jz .datanotfound
   420                              <1>  %else
   421                              <1> 	cmp byte [bp + ?pass], 0
   422                              <1> 	je .datanotfound
   423                              <1>  %endif
   424                              <1> 	houdini				; (the above conditions are for this)
   425                              <1> 	jmp .datanotfound
   426                              <1> @@:
   427                              <1> %else
   428 00000436 742E                <1> 	jz .datanotfound		; no, handle as an error -->
   429                              <1> %endif
   430                              <1> 
   431                              <1> %if ELDDATA_PMREQUIRED_STATUS
   432                              <1> 	mov si, relocateddata
   433                              <1> linkdatarelocation build_option_PM
   434                              <1> 	test si, si			; is it a PM build ?
   435                              <1> 	jz @F				; no --> (treat PM required as optional)
   436                              <1> 	test byte [bp + ?optional], 2	; optional status is PM required ?
   437                              <1> 	jnz .datanotfound		; yes, handle as an error -->
   438                              <1> @@:
   439                              <1> %endif
   440                              <1> 
   441                              <1> %if _ELD_LINKER_PASSES
   442                              <1> %if _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   443 00000438 D046E4              <1> 	rol byte [bp + ?optionalmissing], 1
   444 0000043B 730B                <1> 	jnc .optionaldatamissingmsg
   445 0000043D 8B76E6              <1> 	mov si, [bp + ?name]
   446 00000440 800C80              <1> 	or byte [si], 80h
   447 00000443 F656E4              <1> 	not byte [bp + ?optionalmissing]
   448 00000446 EB15                <1> 	jmp @F
   449                              <1> .optionaldatamissingmsg:
   450                              <1> %endif
   451 00000448 36F606[0000]02      <1> 	testopt [ss:relocateddata], 2	; debug optional link ?
   452                              <1> linkdatarelocation options7, -3
   453 0000044E 740D                <1> 	jz @F				; no -->
   454                              <1> %if _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   455 00000450 C646E5FF            <1> 	mov byte [bp + ?optionalmissing + 1], -1
   456                              <1> %endif
   457 00000454 BE[1C0A]            <1> 	mov si, lmsg.warning_data_optional
   458                              <1> internalcoderelocation
   459 00000457 E82B00              <1> 	call .notfound			; display a warning
   460                              <1> %if _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   461 0000045A F656E5              <1> 	not byte [bp + ?optionalmissing + 1]
   462                              <1> %endif
   463                              <1> @@:
   464                              <1> %endif
   465                              <1> %if _ELDDATA_NEXT
   466                              <1> 	test byte [bp + ?optional], 4	; is it a next relocation ?
   467                              <1> 	jnz .datarelocloop
   468                              <1> %endif
   469 0000045D E8C4FF              <1> 	call .address_data_reloc
   470 00000460 832400              <1> 	and word [si], 0		; indicate optional data link failed
   471 00000463 E94FFF              <1> 	jmp .datarelocloop
   472                              <1> %endif
   473                              <1> 
   474                              <1> 
   475                              <1> %if _ELDCALL_OPTIONAL
   476                              <1> .codenotfound_may_be_optional:
   477                              <1> 	mov byte [si], dl		; restore the original byte at counter
   478                              <1> %if _ELDCALL_NEXT
   479                              <1> 	test byte [bp + ?optional], 3	; is it an optional relocation ?
   480                              <1> %else
   481                              <1> 	cmp byte [bp + ?optional], 0	; is it an optional relocation ?
   482                              <1> %endif
   483                              <1> %if _ELD_DEBUG
   484                              <1> 	jnz @F
   485                              <1>  %ifn _ELD_LINKER_PASSES
   486                              <1> 	mov si, 0			; (invalid link)
   487                              <1> linkdatarelocation internalflags6
   488                              <1> 	test si, si
   489                              <1> 	jz .codenotfound
   490                              <1> 	mov si, 0			; (invalid link)
   491                              <1> linkdatarelocation options7
   492                              <1> 	test si, si
   493                              <1> 	jz .codenotfound
   494                              <1>  %else
   495                              <1> 	cmp byte [bp + ?pass], 0
   496                              <1> 	je .codenotfound
   497                              <1>  %endif
   498                              <1> 	houdini				; (the above conditions are for this)
   499                              <1> 	jmp .codenotfound
   500                              <1> @@:
   501                              <1> %else
   502                              <1> 	jz .codenotfound		; no, handle as an error -->
   503                              <1> %endif
   504                              <1> 
   505                              <1> %if ELDCALL_PMREQUIRED_STATUS
   506                              <1>  %if _ELD_LINKER_PASSES
   507                              <1>   %assign ELDLINKER 0
   508                              <1>  %endif
   509                              <1> 	mov si, relocateddata
   510                              <1> linkdatarelocation build_option_PM
   511                              <1>  %if _ELD_LINKER_PASSES
   512                              <1>   %assign ELDLINKER 1
   513                              <1>  %endif
   514                              <1> 	test si, si			; is it a PM build ?
   515                              <1> 	jz @F				; no --> (treat PM required as optional)
   516                              <1> 	test byte [bp + ?optional], 2	; optional status is PM required ?
   517                              <1> 	jnz .codenotfound		; yes, handle as an error -->
   518                              <1> @@:
   519                              <1> %endif
   520                              <1> 
   521                              <1> %if _ELD_LINKER_PASSES
   522                              <1> %if _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   523                              <1> 	rol byte [bp + ?optionalmissing], 1
   524                              <1> 	jnc .optionalcodemissingmsg
   525                              <1> 	mov si, [bp + ?name]
   526                              <1> 	or byte [si], 80h
   527                              <1> 	not byte [bp + ?optionalmissing]
   528                              <1> 	jmp @F
   529                              <1> .optionalcodemissingmsg:
   530                              <1> %endif
   531                              <1> 	testopt [ss:relocateddata], 2	; debug optional link ?
   532                              <1> linkdatarelocation options7, -3
   533                              <1> 	jz @F				; no -->
   534                              <1> %if _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   535                              <1> 	mov byte [bp + ?optionalmissing + 1], -1
   536                              <1> %endif
   537                              <1> 	mov si, lmsg.warning_code_optional
   538                              <1> internalcoderelocation
   539                              <1> 	call .notfound			; display a warning
   540                              <1> %if _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   541                              <1> 	not byte [bp + ?optionalmissing + 1]
   542                              <1> %endif
   543                              <1> @@:
   544                              <1> %endif
   545                              <1> %if _ELDCALL_NEXT
   546                              <1> 	test byte [bp + ?optional], 4	; is it a next relocation ?
   547                              <1> 	jnz .coderelocloop
   548                              <1> %endif
   549                              <1> 	lds si, [bp + ?entry]		; -> code site (must be in ELD cs)
   550                              <1> 	mov word [si], 9090h
   551                              <1> 	mov byte [si + 2], 90h		; indicate optional code link failed
   552                              <1> 					;  (NOP out the 3-byte call near imm)
   553                              <1> 	jmp .coderelocloop
   554                              <1> %endif
   555                              <1> 
   556                              <1> 
   557                              <1> %if _ELD_LINKER_PASSES
   558                              <1> .datanotfound:
   559 00000466 BE[3E0A]            <1> 	mov si, lmsg.error_data
   560                              <1> internalcoderelocation
   561 00000469 E81900              <1> 	call .notfound			; display error
   562 0000046C 7306                <1> 	jnc .error_j3			; NC if in pass 0, error out now -->
   563 0000046E FF46E8              <1> 	inc word [bp + ?amounterrors]	; count the amount of errors
   564 00000471 E941FF              <1> 	jmp .datarelocloop		; go to next relocation entry -->
   565                              <1> 
   566                              <1> .error_j3:
   567 00000474 E9BA01              <1> 	jmp .error
   568                              <1> 
   569                              <1> .codenotfound:
   570 00000477 BE[570A]            <1> 	mov si, lmsg.error_code
   571                              <1> internalcoderelocation
   572 0000047A E80800              <1> 	call .notfound			; display error
   573 0000047D 73F5                <1> 	jnc .error_j3			; NC if in pass 0 -->
   574 0000047F FF46E8              <1> 	inc word [bp + ?amounterrors]	; count the amount of errors
   575 00000482 E99B00              <1> 	jmp .coderelocloop		; go to next -->
   576                              <1> 
   577                              <1> .notfound:
   578 00000485 807EEA00            <1> 	cmp byte [bp + ?pass], 0	; pass 0 ?
   579 00000489 7442                <1> 	je .notfound.retn		; yes, do not try displaying --> (NC)
   580 0000048B 16                  <1> 	 push ss
   581 0000048C 07                  <1> 	 pop es
   582 0000048D BF[0000]            <1> 	mov di, relocateddata
   583                              <1> linkdatarelocation line_out		; es:di -> line_out buffer
   584 00000490 E83B00              <1> 	call .copy			; copy prefix message
   585 00000493 8B76E6              <1> 	mov si, word [bp + ?name]
   586 00000496 AD                  <1> 	lodsw				; = hash
   587 00000497 E8[0000]EB020000    <1> 	extcall hexword			; display the hash in hex
   588 0000049E 56                  <1> 	push si
   589 0000049F BE[700A]            <1> 	mov si, lmsg.error.2
   590                              <1> internalcoderelocation
   591 000004A2 E82900              <1> 	call .copy			; display message fragment
   592 000004A5 5E                  <1> 	pop si
   593                              <1> %if _ELD_LINKER_PASSES
   594 000004A6 56                  <1> 	push si
   595 000004A7 E82400              <1> 	call .copy			; copy over the full name
   596 000004AA 5E                  <1> 	pop si
   597                              <1>  %if _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   598 000004AB 800C80              <1> 	or byte [si], 80h		; mark as failed optional link
   599 000004AE D046E5              <1> 	rol byte [bp + ?optionalmissing + 1], 1
   600                              <1> 					; was it optional ?
   601 000004B1 7203                <1> 	jc @F				; yes -->
   602                              <1>  %endif
   603 000004B3 C60400              <1> 	mov byte [si], 0		; mark as failed (counter byte = 0)
   604                              <1> @@:
   605                              <1> %else
   606                              <1> 	call .copy
   607                              <1> %endif
   608 000004B6 B022                <1> 	mov al, '"'
   609 000004B8 AA                  <1> 	stosb				; end message with a closing quote mark
   610 000004B9 16                  <1> 	 push ss
   611 000004BA 1F                  <1> 	 pop ds
   612 000004BB E8[0000]EB020000    <1> 	extcall putsline_crlf		; display diagnostic line
   613 000004C2 B8350E              <1> 	mov ax, 0E35h
   614 000004C5 E8[0000]EB020000    <1> 	extcall setrc
   615 000004CC F9                  <1> 	stc				; CY, diagnostic displayed
   616                              <1> .notfound.retn:
   617 000004CD C3                  <1> 	retn
   618                              <1> 
   619                              <1> .copy:		; (cannot use extcallcall here)
   620 000004CE E8[0000]EB020000    <1> 	extcall copy_single_counted_string
   621 000004D5 C3                  <1> 	retn
   622                              <1> %else
   623                              <1> .datanotfound: equ .error
   624                              <1> .codenotfound: equ .error
   625                              <1> %endif
   626                              <1> 
   627                              <1> .build_match:
   628                              <1> %if _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   629 000004D6 C646E400            <1> 	mov byte [bp + ?optionalmissing], 0
   630                              <1> 		; This is needed for eldtestj.asm with debugoptlink.
   631                              <1> 		;  The optional data link sets flag 80h, then the
   632                              <1> 		;  required data link to the same symbol sets this
   633                              <1> 		;  flag but doesn't reset it. So the first optional
   634                              <1> 		;  code link still had this set. Reset here to fix.
   635                              <1> %endif
   636                              <1> %if _ELD_CODE_VSTART
   637 000004DA 2D[0000]            <1> 	sub ax, code			; revert adjustment (= displacement)
   638                              <1> %endif
   639 000004DD 0346FC              <1> 	add ax, word [bp + ?instance]	; make displacement into -> name string
   640 000004E0 96                  <1> 	xchg si, ax			; si -> hash word, counted name string
   641                              <1> %if _ELD_LINKER_PASSES || _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   642 000004E1 8976E6              <1> 	mov word [bp + ?name], si	; save away for diagnostics
   643                              <1> %endif
   644 000004E4 AD                  <1> 	lodsw			; = hash, si -> counted string
   645 000004E5 8A14                <1> 	mov dl, byte [si]	; dl = original start byte of match
   646                              <1> %if _ELD_LINKER_PASSES
   647 000004E7 84D2                <1> 	test dl, dl		; marked as already failed ?
   648                              <1> 				;  (80h = optional, 0 = required)
   649 000004E9 750A                <1> 	jnz @F			; no -->
   650 000004EB 837EE800            <1> 	cmp word [bp + ?amounterrors], 0
   651                              <1> 				; validate error status
   652 000004EF 7503E9B000          <1> 	je .error_j		; no error known ?! cancel quickly -->
   653 000004F4 C3                  <1> 	retn			; (NC)
   654                              <1> 
   655                              <1> @@:
   656                              <1> %else
   657                              <1> 	test dl, dl
   658                              <1> %endif
   659                              <1> %if _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   660 000004F5 7909                <1> 	jns @F
   661 000004F7 80E27F              <1> 	and dl, 7Fh
   662 000004FA 8814                <1> 	mov byte [si], dl
   663 000004FC C646E4FF            <1> 	mov byte [bp + ?optionalmissing], -1
   664                              <1> @@:
   665                              <1> %endif
   666                              <1> %if ELDOTHER
   667                              <1> 	rol byte [bp + ?other], 1
   668                              <1> 	jnc @F
   669                              <1> 	rol byte [bp + ?use_hash_other], 1
   670                              <1> 	jmp @FF
   671                              <1> 
   672                              <1> @@:
   673                              <1> %endif
   674 00000500 D046EC              <1> 	rol byte [bp + ?use_hash], 1
   675                              <1> @@:
   676                              <1> 		; If to use the hash, then ax = hash and si ->
   677                              <1> 		;  the entire symbol name as a counted string.
   678 00000503 720A                <1> 	jc @F			; if to use hash, return now -->
   679 00000505 AC                  <1> 	lodsb			; al = length
   680 00000506 91                  <1> 	xchg cx, ax		; cl = length
   681 00000507 AD                  <1> 	lodsw			; ax = prefix
   682 00000508 49                  <1> 	dec cx
   683 00000509 49                  <1> 	dec cx			; cl = adjusted length
   684 0000050A 4E                  <1> 	dec si			; -> second byte of prefix
   685 0000050B 8A14                <1> 	mov dl, byte [si]	; dl = original start byte of match
   686 0000050D 880C                <1> 	mov byte [si], cl	; si -> counted string suffix
   687                              <1> 		; (this name entry has been edited to provide the
   688                              <1> 		;  name suffix as a counted string, as required by
   689                              <1> 		;  the old-style non-hash link info tables.
   690                              <1> 		; it will be reset later by writing dl to si -> the
   691                              <1> 		;  first byte of the match string.)
   692                              <1> @@:
   693                              <1> %if _ELD_LINKER_PASSES
   694 0000050F F9                  <1> 	stc			; CY
   695                              <1> %endif
   696 00000510 C3                  <1> 	retn
   697                              <1> 
   698                              <1> 
   699                              <1> .donedatareloc:
   700                              <1> %if ELDOTHER
   701                              <1> 	rol byte [bp + ?other], 1
   702                              <1> 	jc .otherdone		; other link only has data links,
   703                              <1> 				;  so at this point we're done -->
   704                              <1> %endif
   705                              <1> 
   706 00000511 8B56FC              <1> 	mov dx, word [bp + ?instance]
   707                              <1> %if _ELD_LINKER_PASSES
   708 00000514 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   709 00000517 01D3                <1> 	add bx, dx
   710                              <1>  %if _ELD_IDENTICALISE
   711                              <1> 	add bx, word [bp + ?lt]
   712                              <1> 	add dx, word [ltLinkCode + bx]
   713                              <1>  %else
   714 00000519 0397E406            <1> 	add dx, word [linktable - code + ltLinkCode + bx]
   715                              <1>  %endif
   716                              <1> %else
   717                              <1> 	add dx, linkercoderelocations - code
   718                              <1> %endif
   719 0000051D 8956F2              <1> 	mov word [bp + ?nextreloc], dx
   720                              <1> 
   721                              <1> .coderelocloop:
   722 00000520 C576F2              <1> 	lds si, [bp + ?nextreloc]
   723 00000523 AD                  <1> 	lodsw
   724                              <1> %if _ELDCALL_OPTIONAL || _ELDCALL_NEXT
   725                              <1> 	dec ax				; optional word is 1-based, get 0-based
   726                              <1> 	js .donecodereloc
   727                              <1> 	mov word [bp + ?targetsection_low_optional_high], ax
   728                              <1> 	lodsw
   729                              <1> %endif
   730 00000524 0346FC              <1> 	add ax, word [bp + ?instance]
   731 00000527 8946EE              <1> 	mov word [bp + ?entry], ax
   732 0000052A AD                  <1> 	lodsw
   733 0000052B 8976F2              <1> 	mov word [bp + ?nextreloc], si
   734                              <1> %ifn _ELDCALL_OPTIONAL || _ELDCALL_NEXT
   735 0000052E 85C0                <1> 	test ax, ax			; if no optional word, check -> match
   736 00000530 7503E98100          <1> 	jz .donecodereloc
   737                              <1> %endif
   738                              <1> %if _ELDCALL_NEXT
   739                              <1> 	rol byte [bp + ?skip_last], 1	; skipping ?
   740                              <1> 	jnc @F				; no -->
   741                              <1> 	test byte [bp + ?optional], 8	; is it a last relocation ?
   742                              <1> 	jz .coderelocloop		; no, leave skip_last set -->
   743                              <1> 	not byte [bp + ?skip_last]	; disable skip_last
   744                              <1> 	jmp .coderelocloop
   745                              <1> @@:
   746                              <1> %endif
   747 00000535 E89EFF              <1> 	call .build_match
   748                              <1> %if _ELD_LINKER_PASSES
   749 00000538 73E6                <1> 	jnc .coderelocloop
   750                              <1> %endif
   751 0000053A C45EF6              <1> 	les bx, [bp + ?linkinfo]
   752 0000053D 268B4F10            <1> 	mov cx, word [es:bx + eldlCodeAmount]	; amount code link info
   753 00000541 268B7F12            <1> 	mov di, word [es:bx + eldlCodePrefixes]	; -> prefixes or hashes
   754                              <1> .coderelocfind:
   755 00000545 83F901              <1> 	cmp cx, 1			; NZ if cx == 0
   756 00000548 F2AF                <1> 	repne scasw			; scan initial
   757                              <1> %if _ELDCALL_OPTIONAL
   758                              <1> 	jne .codenotfound_may_be_optional
   759                              <1> %else
   760                              <1>  %if _ELD_DEBUG
   761                              <1> 	je @F
   762                              <1> 	houdini
   763                              <1> 	jmp .codenotfound
   764                              <1> @@:
   765                              <1>  %else
   766 0000054A 7403E928FF          <1> 	jne .codenotfound
   767                              <1>  %endif
   768                              <1> %endif
   769 0000054F 57                  <1> 	push di
   770 00000550 51                  <1> 	push cx
   771 00000551 56                  <1> 	push si
   772 00000552 262B7F12            <1> 	sub di, word [es:bx + eldlCodePrefixes]	; = double index, 1-based
   773 00000556 4F                  <1> 	dec di
   774 00000557 4F                  <1> 	dec di				; 0-based
   775 00000558 26037F14            <1> 	add di, word [es:bx + eldlCodeEntries]	; -> entry
   776 0000055C 268B3D              <1> 	mov di, [es:di]			; -> counted suffix/string
   777 0000055F B500                <1> 	mov ch, 0
   778 00000561 8A0C                <1> 	mov cl, byte [si]		; cx = length
   779 00000563 41                  <1> 	inc cx
   780                              <1> 	; cmp al, al			; ZR if length is zero
   781 00000564 F3A6                <1> 	repe cmpsb			; match ?
   782 00000566 5E                  <1> 	pop si
   783 00000567 59                  <1> 	pop cx
   784 00000568 5F                  <1> 	pop di
   785 00000569 75DA                <1> 	jne .coderelocfind
   786 0000056B 8814                <1> 	mov byte [si], dl
   787 0000056D 262B7F12            <1> 	sub di, word [es:bx + eldlCodePrefixes]	; = double index, 1-based
   788 00000571 4F                  <1> 	dec di
   789 00000572 4F                  <1> 	dec di				; 0-based
   790 00000573 01FF                <1> 	add di, di			; quadruple index
   791 00000575 26037F16            <1> 	add di, word [es:bx + eldlCodeAddresses]	; -> address (offset, segment)
   792 00000579 26FF35              <1> 	push word [es:di]
   793 0000057C C576EE              <1> 	lds si, [bp + ?entry]
   794 0000057F 8F4405              <1> 	pop word [si + 3 + 2]		; call near imm (3), jmp short (2)
   795                              <1> 					;  patch the destination address
   796 00000582 803CE8              <1> 	cmp byte [si], 0E8h		; is it as expected ?
   797 00000585 751D                <1> 	jne .error_j
   798 00000587 268B7D02            <1> 	mov di, word [es:di + 2]
   799 0000058B BB[0000]            <1> 	mov bx, relocateddata
   800                              <1> linkdatarelocation linkcall_table	; ss:bx -> link call table
   801 0000058E 36833F01            <1> 	cmp word [ss:bx], 1		; is it initialised to format 1 ?
   802 00000592 7510                <1> 	jne .error_j			; no -->
   803 00000594 368B4F02            <1> 	mov cx, word [ss:bx + 2]	; get amount of segments
   804 00000598 E30A                <1> 	jcxz .error_j			; none -->
   805                              <1> @@:
   806 0000059A 83C304              <1> 	add bx, 4			; -> next segment
   807 0000059D 36393F              <1> 	cmp word [ss:bx], di		; value matches ?
   808 000005A0 7405                <1> 	je @F				; yes, found -->
   809 000005A2 E2F6                <1> 	loop @B				; try remaining segments
   810                              <1> .error_j:
   811 000005A4 E98A00              <1> 	jmp .error
   812                              <1> 
   813                              <1> @@:
   814 000005A7 368B5F02            <1> 	mov bx, word [ss:bx + 2]	; -> call destination offset
   815                              <1> 		; si + 3 + delta = bx
   816                              <1> 		; delta = bx - si - 3
   817 000005AB 29F3                <1> 	sub bx, si
   818 000005AD 83EB03              <1> 	sub bx, 3
   819 000005B0 895C01              <1> 	mov word [si + 1], bx		; patch the call instruction
   820                              <1> %if _ELDCALL_NEXT
   821                              <1> 	test byte [bp + ?optional], 4	; is it a next relocation ?
   822                              <1> 	jz .coderelocloop
   823                              <1> 	mov byte [bp + ?skip_last], -1	; skip subsequent next/last relocs
   824                              <1> %endif
   825 000005B3 E96AFF              <1> 	jmp .coderelocloop
   826                              <1> 
   827                              <1> .donecodereloc:
   828                              <1> %if _ELD_LINKER_PASSES
   829 000005B6 8B46E8              <1> 	mov ax, word [bp + ?amounterrors]
   830 000005B9 85C0                <1> 	test ax, ax
   831 000005BB 75E7                <1> 	jnz .error_j
   832 000005BD 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   833 000005C0 85DB                <1> 	test bx, bx
   834 000005C2 750B                <1> 	jnz @F
   835 000005C4 43                  <1> 	inc bx
   836 000005C5 43                  <1> 	inc bx
   837 000005C6 895EEA              <1> 	mov word [bp + ?pass], bx
   838 000005C9 8B56FC              <1> 	mov dx, word [bp + ?instance]
   839 000005CC E962FD              <1> 	jmp .pass
   840                              <1> 
   841                              <1> @@:
   842                              <1> %endif
   843                              <1> 
   844                              <1> %ifnidni _LISTING, ""
   845                              <1> %assign ELDLINKER 0
   846                              <1> .hint:
   847 000005CF 16                  <1> 	push ss
   848 000005D0 1F                  <1> 	pop ds
   849 000005D1 B02D                <1> 	mov al, 2Dh
   850 000005D3 E8[0000]EB020000    <1> 	extcall intchk			; ZR if offset = -1 or segment = 0
   851                              <1> 					; CHG: ax, dx, bx
   852 000005DA 7437                <1> 	jz .no_hint
   853                              <1> 
   854                              <1> %if ELDOTHER
   855                              <1> 	mov si, debuggeramissig	; ds:si -> our AMIS name strings
   856                              <1> internalcoderelocation
   857                              <1> %endif
   858                              <1> 
   859 000005DC 8A26[0000]          <1> 	mov ah, byte [relocateddata]
   860                              <1> linkdatarelocation try_debugger_amis_multiplex_number
   861 000005E0 E85500              <1> 	call plex_check
   862 000005E3 7305                <1> 	jnc @F
   863                              <1> 
   864 000005E5 B4FF                <1> 	mov ah, 0FFh		; start with multiplex number 0FFh
   865                              <1> .loop_hint:
   866 000005E7 E84E00              <1> 	call plex_check
   867                              <1> @@:
   868 000005EA 7307                <1> 	jnc .end_hint		; if found --> (NC)
   869 000005EC 80EC01              <1> 	sub ah, 1		; search is backward (to find latest installed first), from 0FFh to 00h including
   870 000005EF 73F6                <1> 	jnc .loop_hint		; try next if we didn't check all yet -->
   871 000005F1 EB20                <1> 	jmp .no_hint
   872                              <1> 
   873                              <1> .end_hint:
   874 000005F3 50                  <1> 	push ax
   875 000005F4 C446FC              <1> 	les ax, [bp + ?instance]
   876 000005F7 BF[1608]            <1> 	mov di, listmsg.hint.offset
   877                              <1> internalcoderelocation
   878 000005FA E8[0000]EB020000    <1> 	extcall hexword
   879 00000601 BB[F407]            <1> 	mov bx, listmsg.hint
   880                              <1> internalcoderelocation
   881 00000604 368B16[0000]        <1> 	mov dx, [ss:relocateddata]
   882                              <1> linkdatarelocation extseg	; must be 86 Mode segment even in PM
   883 00000609 58                  <1> 	pop ax
   884 0000060A B040                <1> 	mov al, 40h		; AMIS message display service
   885 0000060C E8[0000]EB020000    <1> 	extcall call_int2D
   886                              <1> .no_hint:
   887                              <1> %endif
   888                              <1> 
   889                              <1> %if ELDOTHER
   890                              <1> %assign ELDLINKER 0
   891                              <1> 	not byte [bp + ?other]
   892                              <1> 
   893                              <1> 	push ss
   894                              <1> 	pop ds
   895                              <1> 	mov al, 2Dh
   896                              <1> 	extcall intchk			; ZR if offset = -1 or segment = 0
   897                              <1> 					; CHG: ax, dx, bx
   898                              <1> 	jz .no_other
   899                              <1> 
   900                              <1> 	mov si, debuggeramissig	; ds:si -> our AMIS name strings
   901                              <1> internalcoderelocation
   902                              <1> 
   903                              <1> 	mov ah, byte [relocateddata]
   904                              <1> linkdatarelocation try_debugger_amis_multiplex_number
   905                              <1> 	call plex_check
   906                              <1> 	jnc @F
   907                              <1> 
   908                              <1> 	mov ah, 0FFh		; start with multiplex number 0FFh
   909                              <1> .loop_other_debug:
   910                              <1> 	call plex_check
   911                              <1> @@:
   912                              <1> 	jnc .end_other		; if found --> (NC)
   913                              <1> 	sub ah, 1		; search is backward (to find latest installed first), from 0FFh to 00h including
   914                              <1> 	jnc .loop_other_debug	; try next if we didn't check all yet -->
   915                              <1> 
   916                              <1> 	mov si, loaderamissig	; ds:si -> our AMIS name strings
   917                              <1> internalcoderelocation
   918                              <1> 
   919                              <1> 	mov ah, byte [relocateddata]
   920                              <1> linkdatarelocation try_debugger_amis_multiplex_number
   921                              <1> 	call plex_check
   922                              <1> 	jnc @F
   923                              <1> 
   924                              <1> 	mov ah, 0FFh		; start with multiplex number 0FFh
   925                              <1> .loop_other_loader:
   926                              <1> 	call plex_check
   927                              <1> @@:
   928                              <1> 	jnc .end_other		; if found --> (NC)
   929                              <1> 	sub ah, 1		; search is backward (to find latest installed first), from 0FFh to 00h including
   930                              <1> 	jnc .loop_other_loader	; try next if we didn't check all yet -->
   931                              <1> 
   932                              <1> 	jmp .no_other
   933                              <1> 
   934                              <1> .end_other:
   935                              <1> 	mov al, 42h		; AMIS get other link info service
   936                              <1> 	extcall call_int2D
   937                              <1> 	cmp al, 0FFh
   938                              <1> 	jne .no_other
   939                              <1> 
   940                              <1> 	mov ax, si		; selector => PSP
   941                              <1> 	extcall ispm
   942                              <1> 	jz @F
   943                              <1> 	mov ax, dx		; segment => PSP
   944                              <1> @@:
   945                              <1> 	 push ss
   946                              <1> 	 pop ds
   947                              <1> 	mov word [otherds], ax
   948                              <1> internaldatarelocation		; current mode sel/seg
   949                              <1> 	mov word [otherseg], dx
   950                              <1> internaldatarelocation		; remember segment
   951                              <1> 
   952                              <1> 	mov ax, cx		; selector => link info
   953                              <1> 	extcall ispm
   954                              <1> 	jz @F
   955                              <1> 	mov ax, bx		; segment => link info
   956                              <1> @@:
   957                              <1> 	mov word [bp + ?linkinfo_other], di
   958                              <1> 	mov word [bp + ?linkinfo_other + 2], ax
   959                              <1> 
   960                              <1> 	mov ds, ax		; => link info
   961                              <1> 	xor ax, ax
   962                              <1> 	cmp word [di + eldlSignature], 0E1D1h
   963                              <1> 	jne .error_other
   964                              <1> 	cmp word [di + eldlUseLinkHash], 1
   965                              <1> 	ja .error_other
   966                              <1> 	jb @F
   967                              <1> 	dec ax
   968                              <1> @@:
   969                              <1> 	mov word [bp + ?use_hash_other], ax
   970                              <1> 
   971                              <1> 	mov dx, word [bp + ?instance]
   972                              <1> 	add dx, linkerotherdatarelocations - code
   973                              <1> 	jmp .otherloop
   974                              <1> 
   975                              <1> .error_other:
   976                              <1> 	push cs
   977                              <1> 	pop ds
   978                              <1> 	mov ax, 0E33h
   979                              <1> 	extcall setrc
   980                              <1> 	mov dx, lmsg.error_other
   981                              <1> internalcoderelocation
   982                              <1> 	jmp @F
   983                              <1> 
   984                              <1> .no_other:
   985                              <1> 	push cs
   986                              <1> 	pop ds
   987                              <1> 	mov ax, 0E34h
   988                              <1> 	extcall setrc
   989                              <1> 	mov dx, lmsg.no_other
   990                              <1> internalcoderelocation
   991                              <1> @@:
   992                              <1> 	extcall putsz
   993                              <1> .error_j2:
   994                              <1> 	jmp .error
   995                              <1> 
   996                              <1> .otherdone:
   997                              <1>  %if _ELD_LINKER_PASSES
   998                              <1> 	mov ax, word [bp + ?amounterrors]
   999                              <1> 	test ax, ax
  1000                              <1> 	jnz .error_j2
  1001                              <1>  %endif
  1002                              <1> %endif
  1003                              <1> 
  1004 00000613 5B                  <1> 	pop bx				; -> our heap data
  1005 00000614 5E                  <1> 	pop si				; -> our command line tail
  1006 00000615 16                  <1> 	 push ss
  1007 00000616 1F                  <1> 	 pop ds
  1008 00000617 C47EFC              <1> 	les di, [bp + ?instance]
  1009 0000061A 268B4502            <1> 	mov ax, word [es:di + eldiEndCode]
  1010                              <1> houdini
  1011 0000061E 2D[1003]            <1> 	sub ax, strict word endresident + code
  1012                              <1> internalcoderelocation
  1013 00000621 26C74502[1003]      <1> 	mov word [es:di + eldiEndCode], endresident + code
  1014                              <1> internalcoderelocation
  1015 00000627 2906[0000]          <1> 	sub word [relocateddata], ax
  1016                              <1> linkdatarelocation extseg_used
  1017                              <1> %if _DATA_SIZE == 0
  1018                              <1> 	xor ax, ax
  1019                              <1> 	mov word [es:di + eldiStartData], ax
  1020                              <1> 	mov word [es:di + eldiEndData], ax
  1021                              <1> %endif
  1022 0000062B 89EC5D              <1> 	lleave code
  1023                              <1> 		; INP:	es => ELD code segment
  1024                              <1> 		;	ds:si -> command line tail
  1025                              <1> 		;	ds:bx -> ELD data block
  1026                              <1> 		;	ss:sp -> far return address for current mode
  1027                              <1> 		; STT:	ds = ss, UP, EI
  1028 0000062E E92FFC              <1> 	jmp start
  1029                              <1> 
  1030                              <1> .error:
  1031 00000631 89EC5D              <1> 	lleave
  1032 00000634 B8FFFF              <1> 	mov ax, -1
  1033 00000637 CB                  <1> 	retf
  1034                              <1> 
  1035                              <1> 
  1036                              <1> %ifnidni _LISTING, ""
  1037                              <1>  %assign ELDHINT 1
  1038                              <1> %else
  1039                              <1>  %assign ELDHINT 0
  1040                              <1> %endif
  1041                              <1> 
  1042                              <1> %if ELDOTHER || ELDHINT
  1043                              <1> 		; INP:	ah = multiplex number to check
  1044                              <1> 		;	(if ELDOTHER:)
  1045                              <1> 		;	 cs:si -> 16-byte AMIS signature to check
  1046                              <1> 		; OUT:	CY if multiplex number unused or no signature match,
  1047                              <1> 		;	 bp, ah, ds unmodified
  1048                              <1> 		;	NC if match found,
  1049                              <1> 		;	 ah = multiplex number (unmodified)
  1050                              <1> 		; CHG:	di, es, cx, dx
  1051                              <1> 		;	(if ELDOTHER:) bx
  1052                              <1> 		;	(if not ELDOTHER:) si
  1053                              <1> plex_check:
  1054 00000638 16                  <1> 	push ss
  1055 00000639 1F                  <1> 	pop ds
  1056 0000063A F606[0000]08        <1> 	testopt [relocateddata], 8
  1057                              <1> linkdatarelocation internalflags4, -3
  1058 0000063F 740B                <1> 	jz @F
  1059                              <1> %if ELDOTHER
  1060                              <1> 	mov bx, relocateddata
  1061                              <1> linkdatarelocation amis_multiplex_number, -2, optional
  1062                              <1> 	test bx, bx
  1063                              <1> 	jz @F
  1064                              <1> 	cmp ah, byte [bx]
  1065                              <1> 	je .notfound		; do not use our own multiplexer -->
  1066                              <1> %else
  1067 00000641 BE[0000]            <1> 	mov si, relocateddata
  1068                              <1> linkdatarelocation amis_multiplex_number, -2, optional
  1069 00000644 85F6                <1> 	test si, si
  1070 00000646 7404                <1> 	jz @F
  1071 00000648 3A24                <1> 	cmp ah, byte [si]
  1072 0000064A 7420                <1> 	je .notfound		; do not use our own multiplexer -->
  1073                              <1> %endif
  1074                              <1> @@:
  1075 0000064C B000                <1> 	mov al, 00h		; AMIS installation check
  1076 0000064E E8[0000]EB020000    <1> 	extcall call_int2D	; AMIS (or "DOS reserved" = iret if no AMIS present)
  1077 00000655 3CFF                <1> 	cmp al, 0FFh
  1078 00000657 7513                <1> 	jne .notfound
  1079 00000659 0E                  <1> 	push cs
  1080 0000065A 1F                  <1> 	pop ds
  1081                              <1> %if ELDOTHER
  1082                              <1> 	push si
  1083                              <1> 	extcall setes2dx	; es:di -> name strings of AMIS multiplexer that just answered
  1084                              <1> 	mov cx, 8		; Ignore description, only compare vendor and program name
  1085                              <1> 	repe cmpsw
  1086                              <1> 	pop si
  1087                              <1> %else
  1088 0000065B BE[E407]            <1> 	mov si, debuggeramissig	; ds:si -> our AMIS name strings
  1089                              <1> internalcoderelocation
  1090 0000065E E8[0000]EB020000    <1> 	extcall setes2dx	; es:di -> name strings of AMIS multiplexer that just answered
  1091 00000665 B90800              <1> 	mov cx, 8		; Ignore description, only compare vendor and program name
  1092 00000668 F3A7                <1> 	repe cmpsw
  1093                              <1> %endif
  1094 0000066A 7401                <1> 	je .checkret		; ZR, NC = match -->
  1095                              <1> .notfound:
  1096 0000066C F9                  <1> 	stc			; CY no match
  1097                              <1> .checkret:
  1098 0000066D C3                  <1> 	retn
  1099                              <1> %endif
  1100                              <1> 
  1101                              <1> 
  1102 0000066E 00<rep 2h>          <1> 	align 4, db 0
  1103                              <1> linkercoderelocations:
  1104                              <1> %if _ELDCALL_OPTIONAL || _ELDCALL_NEXT
  1105                              <1> 	dw ELDCALL_CODE_RELOCATIONS_OPTIONAL, 0
  1106                              <1> %else
  1107 00000670 2200[1E08]5F00-     <1> 	dw ELDCALL_CODE_RELOCATIONS, 0, 0
  1107 00000676 [2D08]1201[2D08]20- <1>
  1107 0000067D 02[3D08]2802[4908]- <1>
  1107 00000684 3002[5508]3802-     <1>
  1107 0000068A [5E08]4002[6508]48- <1>
  1107 00000691 02[7508]5002[7D08]- <1>
  1107 00000698 5802[8508]7302-     <1>
  1107 0000069E [7508]A402[5508]D3- <1>
  1107 000006A5 05[C308]FA05[8C08]- <1>
  1107 000006AC 0C06[CC08]4E06-     <1>
  1107 000006B2 [CC08]5E06[D908]00- <1>
  1107 000006B9 000000              <1>
  1108                              <1> %endif
  1109                              <1> 
  1110                              <1> %if _ELD_LINKER_PASSES
  1111                              <1> linkerlinkercoderelocations:
  1112                              <1> %if _ELDCALL_OPTIONAL || _ELDCALL_NEXT
  1113                              <1> 	dw ELDCALL_LINKER_CODE_RELOCATIONS_OPTIONAL, 0
  1114                              <1> %else
  1115 000006BC 9704[8C08]BB04-     <1> 	dw ELDCALL_LINKER_CODE_RELOCATIONS, 0, 0
  1115 000006C2 [9608]C504[7D08]CE- <1>
  1115 000006C9 04[A608]00000000    <1>
  1116                              <1> %endif
  1117                              <1> 
  1118                              <1> 	align 2, db 0
  1119                              <1> linktable:
  1120                              <1> 	istruc LINKTABLE
  1121                              <1> at ltCodeToCode
  1122 000006D0 D407                <1> 	dw internallinkercodetocoderelocations - code
  1123 000006D2 7A07                <1> 	dw internalcodetocoderelocations - code
  1124                              <1> at ltCodeToData
  1125 000006D4 DE07                <1> 	dw internallinkercodetodatarelocations - code
  1126 000006D6 9A07                <1> 	dw internalcodetodatarelocations - code
  1127                              <1> at ltDataToCode
  1128 000006D8 E007                <1> 	dw internallinkerdatatocoderelocations - code
  1129 000006DA B807                <1> 	dw internaldatatocoderelocations - code
  1130                              <1> at ltDataToData
  1131 000006DC E207                <1> 	dw internallinkerdatatodatarelocations - code
  1132 000006DE BE07                <1> 	dw internaldatatodatarelocations - code
  1133                              <1> at ltLinkData
  1134 000006E0 C007                <1> 	dw linkerlinkerdatarelocations - code
  1135 000006E2 E806                <1> 	dw linkerdatarelocations - code
  1136                              <1> at ltLinkCode
  1137 000006E4 BC06                <1> 	dw linkerlinkercoderelocations - code
  1138 000006E6 7006                <1> 	dw linkercoderelocations - code
  1139                              <1> 	iend
  1140                              <1> %endif
  1141                              <1> 
  1142                              <1> 	align 2, db 0
  1143                              <1> linkerdatarelocations:
  1144 000006E8 01004700[E408]0100- <1> 	dw LINK_DATA_RELOCATIONS, 0
  1144 000006F0 4900[EE08]01004C00- <1>
  1144 000006F8 [F708]0100CA00-     <1>
  1144 000006FE [0709]0100CF00-     <1>
  1144 00000704 [1109]0100D900-     <1>
  1144 0000070A [1A09]0100DE00-     <1>
  1144 00000710 [2409]01014F01-     <1>
  1144 00000716 [2D09]01000E02-     <1>
  1144 0000071C [3F09]01001702-     <1>
  1144 00000722 [4A09]01006902-     <1>
  1144 00000728 [5309]01008302-     <1>
  1144 0000072E [6109]01009302-     <1>
  1144 00000734 [6C09]0100A002-     <1>
  1144 0000073A [7A09]02000200-     <1>
  1144 00000740 [8909]02000800-     <1>
  1144 00000746 [9C09]0100B702-     <1>
  1144 0000074C [6C09]0100C302-     <1>
  1144 00000752 [7A09]0100F802-     <1>
  1144 00000758 [6109]0100DE05-     <1>
  1144 0000075E [CE09]01000706-     <1>
  1144 00000764 [4A09]01002906-     <1>
  1144 0000076A [6C09]01003C06-     <1>
  1144 00000770 [F309]01014206-     <1>
  1144 00000776 [040A]0000          <1>
  1145                              <1> 
  1146                              <1> 	align 2, db 0
  1147                              <1> internalcodetocoderelocations:
  1148 0000077A F9000A01F0018A028F- <1> 	dw INTERNAL_CODE_TO_CODE_RELOCATIONS, 0
  1148 00000783 0297029C02B302BF02- <1>
  1148 0000078C F302F80502061F0625- <1>
  1148 00000795 065C060000          <1>
  1149                              <1> 
  1150                              <1> 	align 2, db 0
  1151                              <1> internalcodetodatarelocations:
  1152 0000079A 3400C000E900EE0003- <1> 	dw INTERNAL_CODE_TO_DATA_RELOCATIONS, 0
  1152 000007A3 0107017A01EA01F401- <1>
  1152 000007AC 08027102C602EC02FE- <1>
  1152 000007B5 020000              <1>
  1153                              <1> 
  1154                              <1> 	align 2, db 0
  1155                              <1> internaldatatocoderelocations:
  1156 000007B8 00000600FFFF        <1> 	dw INTERNAL_DATA_TO_CODE_RELOCATIONS, -1
  1157                              <1> 
  1158                              <1> 	align 2, db 0
  1159                              <1> internaldatatodatarelocations:
  1160 000007BE FFFF                <1> 	dw INTERNAL_DATA_TO_DATA_RELOCATIONS, -1
  1161                              <1> 
  1162                              <1> %if _ELD_LINKER_PASSES
  1163                              <1> 	align 2, db 0
  1164                              <1> linkerlinkerdatarelocations:
  1165 000007C0 01004B04[6109]0100- <1> 	dw LINK_LINKER_DATA_RELOCATIONS, 0
  1165 000007C8 8E04[B209]01008C05- <1>
  1165 000007D0 [BD09]0000          <1>
  1166                              <1> 
  1167                              <1> 	align 2, db 0
  1168                              <1> internallinkercodetocoderelocations:
  1169 000007D4 550467047804A00400- <1> 	dw INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS, 0
  1169 000007DD 00                  <1>
  1170                              <1> 
  1171                              <1> 	align 2, db 0
  1172                              <1> internallinkercodetodatarelocations:
  1173 000007DE 0000                <1> 	dw INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS, 0
  1174                              <1> 
  1175                              <1> 	align 2, db 0
  1176                              <1> internallinkerdatatocoderelocations:
  1177 000007E0 FFFF                <1> 	dw INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS, -1
  1178                              <1> 
  1179                              <1> 	align 2, db 0
  1180                              <1> internallinkerdatatodatarelocations:
  1181 000007E2 FFFF                <1> 	dw INTERNAL_LINKER_DATA_TO_DATA_RELOCATIONS, -1
  1182                              <1> %endif
  1183                              <1> 
  1184                              <1> %if ELDOTHER
  1185                              <1> 	align 2, db 0
  1186                              <1> linkerotherdatarelocations:
  1187                              <1> 	dw LINK_OTHER_DATA_RELOCATIONS, 0
  1188                              <1> 
  1189                              <1>  %ifnidn LINK_OTHER_LINKER_DATA_RELOCATIONS, ""
  1190                              <1>   %error Other linker data links not supported
  1191                              <1>  %endif
  1192                              <1> %endif
  1193                              <1> 
  1194                              <1> %if ELDOTHER || ELDHINT
  1195                              <1> 	align 2, db 0
  1196                              <1> debuggeramissig:
  1197 000007E4 65636D20<rep 5h>    <1> 		fill 8, 32, db "ecm"
  1198 000007EC 6C446562756720-     <1> 		fill 8, 32, db "lDebug"
  1198 000007EC <rep 2h>            <1>
  1199                              <1> %endif
  1200                              <1> 
  1201                              <1> %if ELDOTHER
  1202                              <1> 	align 2, db 0
  1203                              <1> loaderamissig:
  1204                              <1> 		fill 8, 32, db "ecm"
  1205                              <1> 		fill 8, 32, db "Loader"
  1206                              <1> %endif
  1207                              <1> 
  1208                              <1> %ifnidni _LISTING, ""
  1209                              <1> listmsg:
  1210 000007F4 547261634C6973742D- <1> .hint:		db "TracList-add-offset=",_LISTING,"::"
  1210 000007FD 6164642D6F66667365- <1>
  1210 00000806 743D7264756D706964- <1>
  1210 0000080F 782E6C73743A3A      <1>
  1211 00000816 2D2D2D2D680D0A00    <1> .hint.offset:	asciz "----h",13,10
  1212                              <1> %endif
  1213                              <1> 
  1214 0000081E 30CD0C636D64335F6E- <1> 	eldcall_dump_names ELDCALL_CODE_NAMES
  1214 00000827 6F745F6578741AB70D- <1>
  1214 00000830 707574735F6578745F- <1>
  1214 00000839 646F6E65D55509736B- <1>
  1214 00000842 6970636F6D6D6103C3- <1>
  1214 0000084B 096973737472696E67- <1>
  1214 00000854 3FDDB90663686B656F- <1>
  1214 0000085D 6CBABD04636D64338B- <1>
  1214 00000866 1E0D707574735F6578- <1>
  1214 0000086F 745F6E657874551205- <1>
  1214 00000878 707574737AB2120573- <1>
  1214 00000881 657472632890046973- <1>
  1214 0000088A 706D84810768657877- <1>
  1214 00000893 6F72646FA20D707574- <1>
  1214 0000089C 736C696E655F63726C- <1>
  1214 000008A5 66D0BB1A636F70795F- <1>
  1214 000008AE 73696E676C655F636F- <1>
  1214 000008B7 756E7465645F737472- <1>
  1214 000008C0 696E67986906696E74- <1>
  1214 000008C9 63686B21300A63616C- <1>
  1214 000008D2 6C5F696E743244B774- <1>
  1214 000008DB 087365746573326478  <1>
  1215 000008E4 C30B076C617374636D- <1> 	link_data_dump_names LINK_DATA_NAMES
  1215 000008ED 646B5D06646D79636D- <1>
  1215 000008F6 6454400D6D73672E75- <1>
  1215 000008FF 6E696E7374616C6C2F- <1>
  1215 00000908 34077265675F657369- <1>
  1215 00000911 5B3B067265675F6473- <1>
  1215 0000091A 5E32077265675F6564- <1>
  1215 00000923 697A3B067265675F65- <1>
  1215 0000092C 732A280F6173636969- <1>
  1215 00000935 7461626C656E616D65- <1>
  1215 0000093E 73EB42086578746473- <1>
  1215 00000947 73656CD52D06657874- <1>
  1215 00000950 7365678D710B6D7367- <1>
  1215 00000959 2E696E7374616C6C5A- <1>
  1215 00000962 BC086F7074696F6E73- <1>
  1215 0000096B 37E7D30B6578747365- <1>
  1215 00000974 675F75736564B2400C- <1>
  1215 0000097D 657874646174615F75- <1>
  1215 00000986 736564AE2410657874- <1>
  1215 0000098F 5F707574735F68616E- <1>
  1215 00000998 646C657297B6136578- <1>
  1215 000009A1 745F636F6D6D616E64- <1>
  1215 000009AA 5F68616E646C657284- <1>
  1215 000009B3 E3086C696E655F6F75- <1>
  1215 000009BC 7468440E6C696E6B63- <1>
  1215 000009C5 616C6C5F7461626C65- <1>
  1215 000009CE F09E227472795F6465- <1>
  1215 000009D7 6275676765725F616D- <1>
  1215 000009E0 69735F6D756C746970- <1>
  1215 000009E9 6C65785F6E756D6265- <1>
  1215 000009F2 72CB510E696E746572- <1>
  1215 000009FB 6E616C666C61677334- <1>
  1215 00000A04 688C15616D69735F6D- <1>
  1215 00000A0D 756C7469706C65785F- <1>
  1215 00000A16 6E756D626572        <1>
  1216                              <1> %if ELDOTHER
  1217                              <1> 	link_data_dump_names LINK_OTHER_DATA_NAMES
  1218                              <1> %endif
  1219                              <1> 
  1220                              <1> lmsg:
  1221                              <1> %if _ELD_LINKER_PASSES
  1222                              <1> %if _ELDCALL_OPTIONAL
  1223                              <1> .warning_code_optional:		counted "Optional code link missing, hash="
  1224                              <1> %endif
  1225                              <1> %if _ELDDATA_OPTIONAL
  1226 00000A1C 214F7074696F6E616C- <1> .warning_data_optional:		counted "Optional data link missing, hash="
  1226 00000A25 2064617461206C696E- <1>
  1226 00000A2E 6B206D697373696E67- <1>
  1226 00000A37 2C20686173683D      <1>
  1227                              <1> %endif
  1228 00000A3E 1844617461206C696E- <1> .error_data:			counted "Data link missing, hash="
  1228 00000A47 6B206D697373696E67- <1>
  1228 00000A50 2C20686173683D      <1>
  1229 00000A57 18436F6465206C696E- <1> .error_code:			counted "Code link missing, hash="
  1229 00000A60 6B206D697373696E67- <1>
  1229 00000A69 2C20686173683D      <1>
  1230 00000A70 0A682C206C6162656C- <1> .error.2:			counted "h, label ",'"'
  1230 00000A79 2022                <1>
  1231                              <1> %endif
  1232                              <1> %if ELDOTHER
  1233                              <1> .no_other:		asciz "ELD linker: No other link info found!",13,10
  1234                              <1> .error_other:		asciz "ELD linker: Other link info unknown format!",13,10
  1235                              <1> %endif
  1236                              <1> 
  1237 00000A7B 00<rep 5h>          <1> 	align 16, db 0
   591                                  
   592                                  	align 16
   593                                  code_size equ $ - code
