     1                                  
     2                                  ; Public Domain
     3                                  
     4                                  ; test install command: install; rc.execute rvm; rcexec uninstall
     5                                  ; test run command: ; .; .
     6                                  
     7                                  %include "lmacros3.mac"
     1                              <1> [list -]
    14                              <2> [list -]
    14                              <1> [list -]
     8                                  
     9                                  %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
    10                                  %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
    11                                  %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
    12                                  
    13                                  
    14                                  	cpu 8086
    15                                  
    16                                  	addsection RELOCATEDDATA, nobits vstart=_ELD_RELOC_VSTART
    17                                  relocateddata:
    18                                  
    19                                  	addsection HEADER, start=0
    20                                  
    21                                  	istruc ELD_HEADERX
    22                                  at eldhxHeader
    23                                  		; ELD executable header
    24                                  	istruc ELD_HEADER
    25 00000000 454C4431                at eldhSignature,	db "ELD1"
    26 00000004 000000                  			db 0,0,0
    27 00000007 1A                      			db 26
    28 00000008 60000000                at eldhCodeOffset,	dd CODEOFFSET
    29 0000000C 1009                    at eldhCodeImageLength,	dw code_size
    30 0000000E 0000                    at eldhCodeAllocLength,	dw 0
    31 00000010 70090000                at eldhDataOffset,	dd DATAOFFSET
    32 00000014 8001                    at eldhDataImageLength,	dw data_size
    33 00000016 0000                    at eldhDataAllocLength,	dw total_data_size - data_size
    34 00000018 2802                    at eldhCodeEntrypoint,	dw linker - code
    35                                  at eldhReserved
    36 0000001A 00<rep 4h>2800          at eldhExtensionSize,	dw header_extension_end - $$
    37                                  	iend
    38 00000020 [30000000]              at eldhxDescriptionOffset,	dd description
    39 00000024 FF090000                at eldhxHelpOffset,		dd DATAOFFSET + msg.help - datastart
    40                                  PUT_ELDHX_DATETIME_OFFSET
    41                                  header_extension_end:
    42 00000028 00<rep 8h>              	iend
    43                                  
    44 00000030 5265706C6163652061-     description:		asciz "Replace and immediately run RC buffer."
    44 00000039 6E6420696D6D656469-
    44 00000042 6174656C792072756E-
    44 0000004B 205243206275666665-
    44 00000054 722E00             
    45                                  
    46                                  
    47 00000057 00<rep 9h>              	align 16, db 0
    48                                  
    49                                  	eldstrict on
    50                                  
    51                                  CODEOFFSET equ $ - $$
    52                                  	addsection CODE, follows=HEADER vstart=_ELD_CODE_VSTART
    53                                  %define CODEFIXUP - code + 0
    54                                  code:
    55                                  		; ELD instance header
    56                                  	istruc ELD_INSTANCE
    57                                  at eldiStartCode
    58 00000000 00<rep 2h>              at eldiEndCode
    59 00000002 00<rep 2h>              at eldiStartData
    60 00000004 00<rep 2h>              at eldiEndData
    61 00000006 00<rep 2h>52434558-     at eldiIdentifier,	fill 8, 32, db "RCEXEC"
    61 0000000C 454320<rep 2h>     
    62 00000010 00<rep 2h>72636578-     at eldiListing,		asciz _ELD_LISTING
    62 00000016 65632E6C737400     
    63 0000001D 00<rep 3h>              	iend
    64                                  
    65                                  
    66                                  command:
    67 00000020 EB08                    	jmp strict short .entry
    68                                  .chain:
    69 00000022 E8[0000]EB020000        	extcall cmd3_not_ext, required	; must NOT be extcallcall
    70 00000029 90                      	times 10 - ($ - command) nop
    71                                  .entry:
    72 0000002A 56                      	push si
    73 0000002B 3C2D                    	cmp al, '-'
    74 0000002D 7503                    	jne @F
    75 0000002F E81E01                  	extcallcall skipcomma
    76                                  @@:
    77 00000032 4E                      	dec si
    78                                  
    79 00000033 BA[0200]                reloc	mov dx, msg.rcexec
    80                                  internaldatarelocation
    81 00000036 E81F01                  	extcallcall isstring?
    82 00000039 740F                    	je .ours
    83 0000003B 89F7                    	mov di, si
    84 0000003D BA[0900]                reloc	mov dx, msg.rc.execute
    85                                  internaldatarelocation
    86 00000040 E81501                  	extcallcall isstring?
    87 00000043 741F                    	je .do
    88                                  .do_chain:
    89 00000045 5E                      	pop si
    90 00000046 4E                      	dec si
    91 00000047 AC                      	lodsb
    92 00000048 EBD8                    	jmp .chain
    93                                  
    94                                  .ours:
    95 0000004A 58                      	pop ax
    96 0000004B E80201                  	extcallcall skipcomma
    97 0000004E 4E                      	dec si
    98 0000004F C706[0000][0000]        reloc2	mov word [relocateddata], relocateddata
    99                                  linkdatarelocation lastcmd, -4
   100                                  linkdatarelocation dmycmd
   101 00000055 BA[0000]                reloc	mov dx, relocateddata
   102                                  linkdatarelocation msg.uninstall
   103 00000058 E8FD00                  	extcallcall isstring?
   104 0000005B 746F                    	je uninstall
   105                                  
   106 0000005D AC                      	lodsb
   107 0000005E E8FF00                  	extcallcall chkeol
   108 00000061 E80401                  	extcallcall cmd3
   109                                  
   110                                  .do:
   111                                  	houdini
   112                                  
   113 00000064 833E[0000]00            reloc	cmp word [priorinject], strict byte 0
   114                                  internaldatarelocation -3
   115 00000069 740F                    	je @F
   116 0000006B B86F0E                  	mov ax, 0E6Fh
   117 0000006E E8FF00                  	extcallcall setrc
   118 00000071 BA[5200]                reloc	mov dx, msg.cannot
   119                                  internaldatarelocation
   120 00000074 E80101                  	call putsz
   121 00000077 E8EE00                  	extcallcall cmd3
   122                                  
   123                                  @@:
   124 0000007A BE[1400]                reloc	mov si, msg.replacement
   125                                  internaldatarelocation
   126 0000007D B90A00                  	mov cx, msg.replacement.size
   127 00000080 F3A4                    	rep movsb
   128                                  
   129 00000082 A1[0000]                reloc	mov ax, word [relocateddata]
   130                                  linkdatarelocation ext_inject_handler
   131 00000085 A3[0000]                reloc	mov word [priorinject], ax
   132                                  internaldatarelocation
   133                                  
   134 00000088 C706[0000][9000]        reloc2	mov word [relocateddata], .inject
   135                                  linkdatarelocation ext_inject_handler, -4
   136                                  internalcoderelocation
   137 0000008E EBB5                    	jmp .do_chain
   138                                  
   139                                  .inject:
   140 00000090 BF[0100]                reloc	mov di, relocateddata + 1
   141                                  linkdatarelocation line_in
   142                                  
   143 00000093 E8[0000]EB020000        	extcall yy_reset_buf
   144 0000009A 89FE                    	mov si, di
   145 0000009C B80252                  	mov ax, 2 + ("R" << 8)
   146 0000009F AB                      	stosw
   147 000000A0 B8430D                  	mov ax, "C" + (13 << 8)
   148 000000A3 AB                      	stosw
   149                                  
   150 000000A4 31C0                    	xor ax, ax
   151 000000A6 8706[0000]              reloc	xchg ax, word [priorinject]
   152                                  internaldatarelocation
   153 000000AA A3[0000]                reloc	mov word [relocateddata], ax
   154                                  linkdatarelocation ext_inject_handler
   155                                  
   156 000000AD 46                      	inc si
   157 000000AE AC                      	lodsb	; extcall skipwhite
   158                                  
   159 000000AF 833E[0000]00            reloc	cmp word [relocateddata], strict byte 0
   160                                  linkdatarelocation priorrc, -3
   161 000000B4 740F                    	je @F
   162 000000B6 B8700E                  	mov ax, 0E70h
   163 000000B9 E8B400                  	extcallcall setrc
   164 000000BC BA[5200]                reloc	mov dx, msg.cannot
   165                                  internaldatarelocation
   166 000000BF E8B600                  	call putsz
   167 000000C2 E8A300                  	extcallcall cmd3
   168                                  
   169                                  @@:
   170 000000C5 E8[0000]EB020000        	extcall cmd3_injected
   171                                  
   172                                  
   173                                  uninstall:
   174 000000CC AC                      	lodsb
   175 000000CD E89000                  	extcallcall chkeol
   176                                  
   177 000000D0 E86B00                  	call get_es_ext
   178                                  
   179 000000D3 06                      	push es
   180 000000D4 1F                      	pop ds
   181 000000D5 31DB                    	xor bx, bx		; = 0 (no prior, modify ext_command_handler)
   182 000000D7 BF[2000]                reloc	mov di, command		; di -> us
   183                                  internalcoderelocation
   184 000000DA 368B36[0000]            reloc	mov si, word [ss:relocateddata]
   185                                  linkdatarelocation ext_command_handler
   186                                  				; si -> first
   187 000000DF 85F6                    	test si, si		; none installed ?
   188 000000E1 7450                    	jz .error		; error -->
   189                                  
   190                                  .loop:
   191 000000E3 39F7                    	cmp di, si		; found ?
   192 000000E5 740D                    	je .bx			; yes, use bx -->
   193 000000E7 89F3                    	mov bx, si		; bx -> prior handler
   194 000000E9 AD                      	lodsw			; skip entrypoint jmp strict short
   195 000000EA AC                      	lodsb			; get first byte of chainer
   196 000000EB 3CE9                    	cmp al, 0E9h		; expecting jmp near ?
   197 000000ED 7544                    	jne .error		; no, error -->
   198 000000EF AD                      	lodsw			; get rel16 displacement
   199 000000F0 01C6                    	add si, ax		; -> next handler
   200 000000F2 EBEF                    	jmp .loop
   201                                  
   202                                  .bx:
   203 000000F4 85DB                    	test bx, bx		; any prior ?
   204 000000F6 751A                    	jnz .bxnz		; yes -->
   205 000000F8 AF                      	scasw			; skip entrypoint jmp strict short
   206 000000F9 803DE8                  	cmp byte [di], 0E8h	; is it a call to cmd3_not_ext ?
   207 000000FC 7507                    	jne @F			; no -->
   208                                  				; yes, reset ext_command_handler to zero
   209                                  .setbx:
   210 000000FE 36891E[0000]            reloc	mov word [ss:relocateddata], bx
   211                                  linkdatarelocation ext_command_handler
   212 00000103 EB1E                    	jmp .done
   213                                  
   214                                  @@:
   215 00000105 803DE9                  	cmp byte [di], 0E9h	; validate
   216 00000108 7529                    	jne .error		; failure -->
   217 0000010A 47                      	inc di			; -> rel16 displacement
   218 0000010B 8B1D                    	mov bx, word [di]	; get displacement
   219 0000010D AF                      	scasw			; -> after jmp near
   220 0000010E 01FB                    	add bx, di		; -> next handler
   221 00000110 EBEC                    	jmp .setbx		; set ext_command_handler to next
   222                                  
   223                                  .bxnz:
   224 00000112 89DE                    	mov si, bx		; -> prior handler with us as downlink
   225 00000114 87FE                    	xchg di, si		; si -> ours, di -> prior
   226 00000116 A7                      	cmpsw			; skip entrypoint jmp strict short
   227 00000117 A4                      	movsb			; copy 0E8h/0E9h
   228 00000118 AD                      	lodsw			; ax = near rel16 displacement
   229 00000119 01F0                    	add ax, si		; add in our base (= absolute offset)
   230 0000011B 29F8                    	sub ax, di
   231 0000011D 48                      	dec ax
   232 0000011E 48                      	dec ax			; subtract new base (= relative displacement)
   233 0000011F AB                      	stosw			; store new rel16 displacement
   234 00000120 A5                      	movsw			; jmp strict short
   235 00000121 A5                      	movsw			; linkcall target
   236 00000122 A4                      	movsb			; trailer
   237                                  .done:
   238 00000123 8026[1000]FE            reloc	clropt [code + eldiFlags], eldifResident
   239                                  internalcoderelocation -3	; mark block as free
   240 00000128 BA[1E00]                reloc	mov dx, msg.uninstall_done
   241                                  internaldatarelocation
   242                                  @@:
   243 0000012B 16                      	push ss
   244 0000012C 1F                      	pop ds
   245 0000012D E84800                  	extcallcall putsz
   246 00000130 E83500                  	extcallcall cmd3	; return
   247                                  
   248                                  .error:
   249 00000133 B8010E                  	mov ax, 0E01h
   250 00000136 E83700                  	extcallcall setrc
   251 00000139 BA[3400]                reloc	mov dx, msg.uninstall_error
   252                                  internaldatarelocation
   253 0000013C EBED                    	jmp @B
   254                                  
   255                                  
   256                                  get_es_ext:
   257 0000013E 8E06[0000]              reloc	mov es, word [relocateddata]
   258                                  linkdatarelocation extdssel
   259 00000142 E83B00                  	extcallcall ispm
   260 00000145 7404                    	jz @F
   261 00000147 8E06[0000]              reloc	mov es, word [relocateddata]
   262                                  linkdatarelocation extseg
   263                                  @@:
   264 0000014B C3                      	retn
   265                                  
   266                                  
   267 0000014C 90<rep 4h>E8[0000]-     	eldcall_dump_callcall ELDCALL_CALLCALL_LIST
   267 00000153 EB020000C3E8[0000]-
   267 0000015B EB020000C3E8[0000]-
   267 00000163 EB020000C3E8[0000]-
   267 0000016B EB020000C3E8[0000]-
   267 00000173 EB020000C3E8[0000]-
   267 0000017B EB020000C3E8[0000]-
   267 00000183 EB020000C3         
   268                                  
   269                                  endinstalled equ ($ + CODEFIXUP + 15) & ~15
   270                                  
   271                                  
   272                                  start:
   273 00000188 8CC3                    	mov bx, es
   274 0000018A 16                      	 push ss
   275 0000018B 07                      	 pop es
   276 0000018C E8C1FF                  	call skipcomma
   277 0000018F 4E                      	dec si
   278 00000190 BA[0000]                reloc	mov dx, relocateddata
   279                                  linkdatarelocation msg.install
   280 00000193 E8C2FF                  	call isstring?
   281 00000196 743D                    	je install
   282 00000198 BA[8A00]                reloc	mov dx, msg.keyword_help
   283                                  internaldatarelocation
   284 0000019B E8BAFF                  	call isstring?
   285 0000019E EB06                    	jmp help
   286                                  
   287                                  @@:
   288 000001A0 E80F00                  	call uninstall_oneshot
   289 000001A3 31C0                    	xor ax, ax
   290 000001A5 CB                      	retf
   291                                  
   292                                  help:
   293 000001A6 AC                      	lodsb
   294 000001A7 E8B6FF                  	call chkeol
   295 000001AA BA[8F00]                reloc	mov dx, msg.help
   296                                  internaldatarelocation
   297 000001AD E8C8FF                  	call putsz
   298 000001B0 EBEE                    	jmp @B
   299                                  
   300                                  
   301                                  uninstall_oneshot:
   302 000001B2 36F606[0000]01          reloc	testopt [ss:relocateddata], 1
   303                                  linkdatarelocation options7, -3
   304 000001B8 751A                    	jnz @F
   305                                  
   306 000001BA 2EA1[0200]              reloc	mov ax, word [cs:code + eldiEndCode]
   307                                  internalcoderelocation
   308 000001BE 2E2B06[0000]            reloc	sub ax, word [cs:code + eldiStartCode]
   309                                  internalcoderelocation
   310 000001C3 2906[0000]              reloc	sub word [relocateddata], ax
   311                                  linkdatarelocation extseg_used
   312                                  
   313 000001C7 2EA1[0600]              reloc	mov ax, word [cs:code + eldiEndData]
   314                                  internalcoderelocation
   315 000001CB 2E2B06[0400]            reloc	sub ax, word [cs:code + eldiStartData]
   316                                  internalcoderelocation
   317 000001D0 2906[0000]              reloc	sub word [relocateddata], ax
   318                                  linkdatarelocation extdata_used
   319                                  @@:
   320 000001D4 C3                      	retn
   321                                  
   322                                  
   323                                  DATAOFFSET equ CODEOFFSET + code_size
   324                                  	addsection DATA, follows=CODE vstart=_ELD_DATA_VSTART
   325                                  %define DATAFIXUP - datastart + 0
   326                                  datastart:
   327                                  PUT_ELD_DATETIME
   328                                  
   329                                  	align 2, db 0
   330 00000000 0000                    priorinject:		dw 0
   331                                  
   332                                  msg:
   333 00000002 52434558454300          .rcexec:		asciz "RCEXEC"
   334 00000009 52432E455845435554-     .rc.execute:		db "RC.EXECUTE"
   334 00000012 45                 
   335                                  .rc.execute.size equ $ - .rc.execute
   336 00000013 00                      			asciz
   337 00000014 52432E5245504C4143-     .replacement:		fill .rc.execute.size, 32, db "RC.REPLACE"
   337 0000001D 45                 
   338                                  .replacement.size equ $ - .replacement
   339 0000001E 52434558454320756E-     .uninstall_done:	db "RCEXEC uninstalled."
   339 00000027 696E7374616C6C6564-
   339 00000030 2E                 
   340                                  %if _ELD_RECLAIM_HINT
   341                                  			db " (Don't forget to use reclaim.eld)"
   342                                  %endif
   343 00000031 0D0A00                  			asciz 13,10
   344 00000034 52434558454320756E-     .uninstall_error:	asciz "RCEXEC unable to uninstall!",13,10
   344 0000003D 61626C6520746F2075-
   344 00000046 6E696E7374616C6C21-
   344 0000004F 0D0A00             
   345 00000052 496E7465726E616C20-     .cannot:		asciz "Internal error during RCEXEC use.",13,10
   345 0000005B 6572726F7220647572-
   345 00000064 696E67205243455845-
   345 0000006D 43207573652E0D0A00 
   346                                  
   347                                  uinit_data: equ $
   348 00000076 52434558454320696E-     .installed:		asciz "RCEXEC installed.",13,10
   348 0000007F 7374616C6C65642E0D-
   348 00000088 0A00               
   349 0000008A 48454C5000              .keyword_help:		asciz "HELP"
   350 0000008F 5468697320454C4420-     .help:		db "This ELD needs to be installed residently.",13,10
   350 00000098 6E6565647320746F20-
   350 000000A1 626520696E7374616C-
   350 000000AA 6C6564207265736964-
   350 000000B3 656E746C792E0D0A   
   351 000000BB 0D0A                    		db 13,10
   352 000000BD 416464732074686520-     		db "Adds the RC.EXECUTE command, which acts as a single command that",13,10
   352 000000C6 52432E455845435554-
   352 000000CF 4520636F6D6D616E64-
   352 000000D8 2C2077686963682061-
   352 000000E1 637473206173206120-
   352 000000EA 73696E676C6520636F-
   352 000000F3 6D6D616E6420746861-
   352 000000FC 740D0A             
   353 000000FF 66697273742072756E-     		db "first runs RC.REPLACE and then immediately injects an RC command.",13,10
   353 00000108 732052432E5245504C-
   353 00000111 41434520616E642074-
   353 0000011A 68656E20696D6D6564-
   353 00000123 696174656C7920696E-
   353 0000012C 6A6563747320616E20-
   353 00000135 524320636F6D6D616E-
   353 0000013E 642E0D0A           
   354 00000142 0D0A                    		db 13,10
   355 00000144 556E696E7374616C6C-     		db "Uninstall this ELD using RCEXEC UNINSTALL.",13,10
   355 0000014D 207468697320454C44-
   355 00000156 207573696E67205243-
   355 0000015F 4558454320554E494E-
   355 00000168 5354414C4C2E0D0A   
   356 00000170 00                      		asciz
   357                                  
   358 00000171 00<rep Fh>              	align 16, db 0
   359                                  init_data_end:
   360                                  data_size equ $ - datastart
   361                                  transient_data_size equ data_size
   362                                  
   363                                  	absolute uinit_data
   364                                  
   365 00000076 <res Ah>                	alignb 16
   366                                  uinit_data_end:
   367                                  resident_data_end:
   368                                  resident_data_size equ resident_data_end - datastart
   369                                  
   370                                  %if uinit_data_end >= init_data_end
   371                                   total_data_size equ $ - datastart
   372                                  %else
   373                                   total_data_size equ init_data_end - datastart
   374                                  %endif
   375                                  %assign _DATA_SIZE total_data_size
   376                                  
   377                                  
   378                                  	usesection CODE
   379                                  
   380                                  install:
   381 000001D5 AC                      	lodsb
   382 000001D6 E8[0000]EB020000        	extcall chkeol
   383                                  
   384                                  	houdini
   385 000001DD 8EC3                    	mov es, bx		; => ext seg (writable)
   386                                  
   387 000001DF B8A000                  	mov ax, endresident - endinstalled
   388 000001E2 262906[0200]            reloc	sub word [es:code + eldiEndCode], ax
   389                                  internalcoderelocation		; adjust size
   390 000001E7 2906[0000]              reloc	sub word [relocateddata], ax
   391                                  linkdatarelocation extseg_used	; adjust size
   392                                  
   393                                  %if (transient_data_size - resident_data_size) > 0
   394 000001EB B80001                  	mov ax, transient_data_size - resident_data_size
   395 000001EE 262906[0600]            reloc	sub word [es:code + eldiEndData], ax
   396                                  internalcoderelocation		; adjust size
   397 000001F3 2906[0000]              reloc	sub word [relocateddata], ax
   398                                  linkdatarelocation extdata_used	; adjust size
   399                                  %endif
   400                                  
   401 000001F7 8B1E[0000]              reloc	mov bx, word [relocateddata]
   402                                  linkdatarelocation ext_command_handler
   403                                  				; -> prior
   404 000001FB BF[2000]                reloc	mov di, command		; -> our handler
   405                                  internalcoderelocation
   406 000001FE 85DB                    	test bx, bx		; installing as first ?
   407 00000200 740A                    	jz .only_first		; yes, simple --> (leave as extcall cmd3_not_ext)
   408 00000202 AF                      	scasw			; skip entrypoint jmp strict short
   409 00000203 B0E9                    	mov al, 0E9h		; = jmp near opcode
   410 00000205 AA                      	stosb			; store
   411 00000206 93                      	xchg ax, bx		; ax -> next handler
   412 00000207 29F8                    	sub ax, di
   413 00000209 48                      	dec ax
   414 0000020A 48                      	dec ax			; ax = ax - (di + 2)
   415 0000020B AB                      	stosw			; store our downlink as rel16 displacement
   416                                  
   417                                  .only_first:
   418 0000020C 26800E[1000]01          reloc	setopt [es:code + eldiFlags], eldifResident
   419                                  internalcoderelocation -3	; mark block as resident
   420 00000212 C706[0000][2000]        reloc2	mov word [relocateddata], command
   421                                  linkdatarelocation ext_command_handler, -4
   422                                  internalcoderelocation		; -> our entrypoint
   423                                  
   424 00000218 F606[0000]04            reloc	testopt [relocateddata], 4
   425                                  linkdatarelocation options7, -3
   426 0000021D 7506                    	jnz @F
   427 0000021F BA[7600]                reloc	mov dx, msg.installed
   428                                  internaldatarelocation
   429 00000222 E853FF                  	call putsz
   430                                  @@:
   431 00000225 31C0                    	xor ax, ax
   432 00000227 CB                      	retf
   433                                  
   434                                  
   435                                  %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 00000228 5589E5              <1> 	lenter
    93                              <1> 	lvar dword, instance
    94 0000022B 06                  <1> 	 push es
    95 0000022C 52                  <1> 	 push dx		; -> start of where we're loaded in ELD cs
    96                              <1> 	lvar word, targetsection_low_optional_high
    97 0000022D 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 0000022E 1E                  <1> 	 push ds
   102 0000022F 57                  <1> 	 push di		; -> link info (in debugger ss or message seg)
   103                              <1> 	lvar dword, nextreloc
   104 00000230 06                  <1> 	 push es		; => ELD cs
   105 00000231 52                  <1> 	 push dx		; placeholder
   106                              <1> 	lvar dword, entry
   107 00000232 06                  <1> 	 push es		; => ELD cs
   108 00000233 50                  <1> 	 push ax		; placeholder
   109 00000234 31C0                <1> 	xor ax, ax
   110 00000236 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 0000023A 7403                <1> 	je @F
   115                              <1> .error_j1:
   116 0000023C E9C602              <1> 	jmp .error		; signature mismatch -->
   117                              <1> @@:
   118 0000023F 837D0601            <1> 	cmp word [di + eldlUseLinkHash], 1
   119 00000243 77F7                <1> 	ja .error_j1		; unknown use link hash number -->
   120 00000245 7201                <1> 	jb @F
   121                              <1> %if _ELDDATA_NEXT || _ELDCALL_NEXT
   122                              <1> 	dec al			; = -1 if hash used
   123                              <1> %else
   124 00000247 48                  <1> 	dec ax
   125                              <1> %endif
   126                              <1> @@:
   127                              <1> 	lvar word, use_hash_low_skip_last_high
   128 00000248 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 00000249 31C0                <1> 	xor ax, ax
   138                              <1>  %if _ELD_LINKER_PASSES
   139                              <1> 	lvar word, pass
   140 0000024B 50                  <1> 	 push ax		; = 0 for linker itself, = 2 for application
   141                              <1> 	lvar word, amounterrors
   142 0000024C 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 0000024D 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                              <1> 	 push ax
   155                              <1>  %endif
   156                              <1> %endif
   157 0000024E 56                  <1> 	push si			; -> command line tail
   158 0000024F 53                  <1> 	push bx			; -> data block in ELD data area (segment ss)
   159                              <1> 
   160                              <1> 			; simple: add instance base (dx) to code
   161 00000250 06                  <1> 	push es
   162 00000251 1F                  <1> 	pop ds			; ds = es => ELD cs
   163                              <1> %if _ELD_LINKER_PASSES
   164                              <1> .pass:
   165 00000252 8B5EEA              <1> 	mov bx, word [bp + ?pass]	; 0 or 2
   166 00000255 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 00000257 8BB79C05            <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 0000025B 01D6                <1> 	add si, dx		; relocate the table pointer itself
   177                              <1> @@:
   178 0000025D AD                  <1> 	lodsw
   179 0000025E 85C0                <1> 	test ax, ax		; was last ?
   180 00000260 740B                <1> 	jz @F			; yes -->
   181 00000262 93                  <1> 	xchg bx, ax		; bx = entry
   182 00000263 01D3                <1> 	add bx, dx		; relocate the entry itself
   183                              <1> %if _ELD_CODE_VSTART
   184 00000265 812F[0000]          <1> 	sub word [bx], code	; undo adjustment
   185                              <1> %endif
   186 00000269 0117                <1> 	add word [bx], dx	; relocate word referenced by entry
   187 0000026B 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 0000026D 8B5EEA              <1> 	mov bx, word [bp + ?pass]	; 0 or 2
   193 00000270 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 00000272 8BB7A005            <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 00000276 01D6                <1> 	add si, dx		; relocate the table pointer itself
   204                              <1> @@:
   205 00000278 AD                  <1> 	lodsw
   206 00000279 85C0                <1> 	test ax, ax		; was last ?
   207 0000027B 740C                <1> 	jz @F			; yes -->
   208 0000027D 93                  <1> 	xchg bx, ax		; bx = entry
   209 0000027E 01D3                <1> 	add bx, dx		; relocate the entry itself
   210                              <1> 		; ! access the offset of the data area block, topmost on stack
   211 00000280 58                  <1> 	pop ax			; ax -> heap data
   212 00000281 50                  <1> 	push ax
   213                              <1> %if _ELD_DATA_VSTART
   214 00000282 2D[0000]            <1> 	sub ax, datastart	; undo adjustment
   215                              <1> %endif
   216 00000285 0107                <1> 	add word [bx], ax	; relocate word referenced by entry
   217 00000287 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 00000289 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   224 0000028C 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 0000028E 8BB7A405            <1> 	mov si, word [linktable - code + ltDataToCode + bx]
   230                              <1>  %endif
   231                              <1> %else
   232                              <1> 	mov si, internaldatatocoderelocations - code
   233                              <1> %endif
   234 00000292 01D6                <1> 	add si, dx
   235                              <1> @@:
   236 00000294 AD                  <1> 	lodsw
   237 00000295 83F8FF              <1> 	cmp ax, -1		; was last ?
   238 00000298 740F                <1> 	je @F			; yes -->
   239 0000029A 93                  <1> 	xchg bx, ax		; bx = entry
   240                              <1> 		; ! access the offset of the data area block, topmost on stack
   241 0000029B 58                  <1> 	pop ax
   242 0000029C 50                  <1> 	push ax
   243 0000029D 01C3                <1> 	add bx, ax		; relocate the entry itself
   244                              <1> %if _ELD_CODE_VSTART
   245 0000029F 36812F[0000]        <1> 	sub word [ss:bx], code	; undo adjustment
   246                              <1> %endif
   247 000002A4 360117              <1> 	add word [ss:bx], dx	; relocate word referenced by entry
   248 000002A7 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 000002A9 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   254 000002AC 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 000002AE 8BB7A805            <1> 	mov si, word [linktable - code + ltDataToData + bx]
   260                              <1>  %endif
   261                              <1> %else
   262                              <1> 	mov si, internaldatatodatarelocations - code
   263                              <1> %endif
   264 000002B2 01D6                <1> 	add si, dx
   265                              <1> @@:
   266 000002B4 AD                  <1> 	lodsw
   267 000002B5 83F8FF              <1> 	cmp ax, -1		; was last ?
   268 000002B8 740D                <1> 	je @F			; yes -->
   269 000002BA 93                  <1> 	xchg bx, ax		; bx = entry
   270                              <1> 		; ! access the offset of the data area block, topmost on stack
   271 000002BB 58                  <1> 	pop ax			; ax -> heap data
   272 000002BC 50                  <1> 	push ax
   273 000002BD 01C3                <1> 	add bx, ax		; relocate the entry itself
   274                              <1> %if _ELD_DATA_VSTART
   275 000002BF 2D[0000]            <1> 	sub ax, datastart	; undo adjustment
   276                              <1> %endif
   277 000002C2 360107              <1> 	add word [ss:bx], ax	; relocate word referenced by entry
   278 000002C5 EBED                <1> 	jmp @B
   279                              <1> 
   280                              <1> @@:
   281 000002C7 8B56FC              <1> 	mov dx, word [bp + ?instance]
   282                              <1> 				; reset (why??) -> ELD instance in ELD cs
   283                              <1> %if _ELD_LINKER_PASSES
   284 000002CA 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   285 000002CD 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 000002CF 0397AC05            <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 000002D3 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 000002D6 C576F2              <1> 	lds si, [bp + ?nextreloc]
   301 000002D9 AD                  <1> 	lodsw			; ax = section indicator
   302 000002DA 85C0                <1> 	test ax, ax		; end of table ?
   303 000002DC 7503E90401          <1> 	jz .donedatareloc
   304 000002E1 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 000002E2 5B                  <1> 	pop bx
   307 000002E3 53                  <1> 	push bx			; bx -> ELD data block
   308 000002E4 8946FA              <1> 	mov word [bp + ?targetsection_low_optional_high], ax
   309 000002E7 84C0                <1> 	test al, al		; data ?
   310 000002E9 AD                  <1> 	lodsw
   311 000002EA 7504                <1> 	jnz @F			; yes -->
   312 000002EC 0346FC              <1> 	add ax, word [bp + ?instance]
   313                              <1> 				; relocate entry into code
   314 000002EF A9                  <1> 	db __TEST_IMM16		; (skip add)
   315                              <1> @@:
   316 000002F0 01D8                <1> 	add ax, bx		; relocate entry into data
   317 000002F2 8946EE              <1> 	mov word [bp + ?entry], ax
   318                              <1> 				; save away -> where to patch
   319 000002F5 AD                  <1> 	lodsw			; get unrelocated -> name
   320 000002F6 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 000002F9 E8BD00              <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 000002FC 73D8                <1> 	jnc .datarelocloop	; if duplicate of a not found symbol -->
   337                              <1> %endif
   338 000002FE 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 00000301 268B4F08            <1> 	mov cx, word [es:bx + eldlDataAmount]	; amount data link info
   346 00000305 268B7F0A            <1> 	mov di, word [es:bx + eldlDataPrefixes]	; -> prefixes or hashes
   347                              <1> .datarelocfind:
   348 00000309 83F901              <1> 	cmp cx, 1			; NZ if cx == 0
   349 0000030C F2AF                <1> 	repne scasw			; scan initial
   350                              <1> %if _ELDDATA_OPTIONAL
   351                              <1> 	jne .datanotfound_may_be_optional
   352                              <1> %else
   353 0000030E 7541                <1> 	jne .datanotfound
   354                              <1> %endif
   355 00000310 57                  <1> 	push di
   356 00000311 51                  <1> 	push cx
   357 00000312 56                  <1> 	push si
   358 00000313 262B7F0A            <1> 	sub di, word [es:bx + eldlDataPrefixes]	; = double index, 1-based
   359 00000317 4F                  <1> 	dec di
   360 00000318 4F                  <1> 	dec di				; 0-based
   361 00000319 26037F0C            <1> 	add di, word [es:bx + eldlDataEntries]	; -> entry
   362 0000031D 268B3D              <1> 	mov di, [es:di]			; -> counted suffix/string
   363 00000320 B500                <1> 	mov ch, 0
   364 00000322 8A0C                <1> 	mov cl, byte [si]		; cx = length
   365 00000324 41                  <1> 	inc cx
   366                              <1> 	; cmp al, al			; ZR if length is zero
   367 00000325 F3A6                <1> 	repe cmpsb			; match ?
   368 00000327 5E                  <1> 	pop si
   369 00000328 59                  <1> 	pop cx
   370 00000329 5F                  <1> 	pop di
   371 0000032A 75DD                <1> 	jne .datarelocfind		; if not found this time,
   372                              <1> 					;  scan for next initial -->
   373 0000032C 8814                <1> 	mov byte [si], dl		; restore the original byte at counter
   374 0000032E 262B7F0A            <1> 	sub di, word [es:bx + eldlDataPrefixes]	; = double index, 1-based
   375 00000332 4F                  <1> 	dec di
   376 00000333 4F                  <1> 	dec di				; 0-based
   377 00000334 26037F0E            <1> 	add di, word [es:bx + eldlDataAddresses]	; -> address (offset)
   378 00000338 268B05              <1> 	mov ax, word [es:di]		; get link data from the table
   379 0000033B E80700              <1> 	call .address_data_reloc
   380                              <1> %if _ELD_RELOC_VSTART
   381 0000033E 2D[0000]            <1> 	sub ax, relocateddata		; *not* a relocation
   382                              <1> %endif
   383 00000341 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 00000343 EB91                <1> 	jmp .datarelocloop
   390                              <1> 
   391                              <1> .address_data_reloc:
   392 00000345 C576EE              <1> 	lds si, [bp + ?entry]		; -> entry if in ELD code instance
   393 00000348 807EFA00            <1> 	cmp byte [bp + ?targetsection], 0
   394                              <1> 					; relocation in code ?
   395 0000034C 7402                <1> 	je @F				; yes -->
   396 0000034E 16                  <1> 	push ss
   397 0000034F 1F                  <1> 	pop ds				; => our ELD data block
   398                              <1> @@:
   399 00000350 C3                  <1> 	retn
   400                              <1> 
   401                              <1> %if _ELDDATA_OPTIONAL
   402                              <1> .datanotfound_may_be_optional:
   403                              <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                              <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                              <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                              <1> 	rol byte [bp + ?optionalmissing], 1
   444                              <1> 	jnc .optionaldatamissingmsg
   445                              <1> 	mov si, [bp + ?name]
   446                              <1> 	or byte [si], 80h
   447                              <1> 	not byte [bp + ?optionalmissing]
   448                              <1> 	jmp @F
   449                              <1> .optionaldatamissingmsg:
   450                              <1> %endif
   451                              <1> 	testopt [ss:relocateddata], 2	; debug optional link ?
   452                              <1> linkdatarelocation options7, -3
   453                              <1> 	jz @F				; no -->
   454                              <1> %if _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   455                              <1> 	mov byte [bp + ?optionalmissing + 1], -1
   456                              <1> %endif
   457                              <1> 	mov si, lmsg.warning_data_optional
   458                              <1> internalcoderelocation
   459                              <1> 	call .notfound			; display a warning
   460                              <1> %if _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   461                              <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                              <1> 	call .address_data_reloc
   470                              <1> 	and word [si], 0		; indicate optional data link failed
   471                              <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 00000351 BE[C508]            <1> 	mov si, lmsg.error_data
   560                              <1> internalcoderelocation
   561 00000354 E81900              <1> 	call .notfound			; display error
   562 00000357 7306                <1> 	jnc .error_j3			; NC if in pass 0, error out now -->
   563 00000359 FF46E8              <1> 	inc word [bp + ?amounterrors]	; count the amount of errors
   564 0000035C E977FF              <1> 	jmp .datarelocloop		; go to next relocation entry -->
   565                              <1> 
   566                              <1> .error_j3:
   567 0000035F E9A301              <1> 	jmp .error
   568                              <1> 
   569                              <1> .codenotfound:
   570 00000362 BE[DE08]            <1> 	mov si, lmsg.error_code
   571                              <1> internalcoderelocation
   572 00000365 E80800              <1> 	call .notfound			; display error
   573 00000368 73F5                <1> 	jnc .error_j3			; NC if in pass 0 -->
   574 0000036A FF46E8              <1> 	inc word [bp + ?amounterrors]	; count the amount of errors
   575 0000036D E98400              <1> 	jmp .coderelocloop		; go to next -->
   576                              <1> 
   577                              <1> .notfound:
   578 00000370 807EEA00            <1> 	cmp byte [bp + ?pass], 0	; pass 0 ?
   579 00000374 743A                <1> 	je .notfound.retn		; yes, do not try displaying --> (NC)
   580 00000376 16                  <1> 	 push ss
   581 00000377 07                  <1> 	 pop es
   582 00000378 BF[0000]            <1> 	mov di, relocateddata
   583                              <1> linkdatarelocation line_out		; es:di -> line_out buffer
   584 0000037B E83300              <1> 	call .copy			; copy prefix message
   585 0000037E 8B76E6              <1> 	mov si, word [bp + ?name]
   586 00000381 AD                  <1> 	lodsw				; = hash
   587 00000382 E8[0000]EB020000    <1> 	extcall hexword			; display the hash in hex
   588 00000389 56                  <1> 	push si
   589 0000038A BE[F708]            <1> 	mov si, lmsg.error.2
   590                              <1> internalcoderelocation
   591 0000038D E82100              <1> 	call .copy			; display message fragment
   592 00000390 5E                  <1> 	pop si
   593                              <1> %if _ELD_LINKER_PASSES
   594 00000391 56                  <1> 	push si
   595 00000392 E81C00              <1> 	call .copy			; copy over the full name
   596 00000395 5E                  <1> 	pop si
   597                              <1>  %if _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   598                              <1> 	or byte [si], 80h		; mark as failed optional link
   599                              <1> 	rol byte [bp + ?optionalmissing + 1], 1
   600                              <1> 					; was it optional ?
   601                              <1> 	jc @F				; yes -->
   602                              <1>  %endif
   603 00000396 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 00000399 B022                <1> 	mov al, '"'
   609 0000039B AA                  <1> 	stosb				; end message with a closing quote mark
   610 0000039C 16                  <1> 	 push ss
   611 0000039D 1F                  <1> 	 pop ds
   612 0000039E E8[0000]EB020000    <1> 	extcall putsline_crlf		; display diagnostic line
   613 000003A5 B8350E              <1> 	mov ax, 0E35h
   614 000003A8 E8[0000]EB020000    <1> 	extcall setrc
   615 000003AF F9                  <1> 	stc				; CY, diagnostic displayed
   616                              <1> .notfound.retn:
   617 000003B0 C3                  <1> 	retn
   618                              <1> 
   619                              <1> .copy:		; (cannot use extcallcall here)
   620 000003B1 E8[0000]EB020000    <1> 	extcall copy_single_counted_string
   621 000003B8 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                              <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 000003B9 2D[0000]            <1> 	sub ax, code			; revert adjustment (= displacement)
   638                              <1> %endif
   639 000003BC 0346FC              <1> 	add ax, word [bp + ?instance]	; make displacement into -> name string
   640 000003BF 96                  <1> 	xchg si, ax			; si -> hash word, counted name string
   641                              <1> %if _ELD_LINKER_PASSES || _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   642 000003C0 8976E6              <1> 	mov word [bp + ?name], si	; save away for diagnostics
   643                              <1> %endif
   644 000003C3 AD                  <1> 	lodsw			; = hash, si -> counted string
   645 000003C4 8A14                <1> 	mov dl, byte [si]	; dl = original start byte of match
   646                              <1> %if _ELD_LINKER_PASSES
   647 000003C6 84D2                <1> 	test dl, dl		; marked as already failed ?
   648                              <1> 				;  (80h = optional, 0 = required)
   649 000003C8 750A                <1> 	jnz @F			; no -->
   650 000003CA 837EE800            <1> 	cmp word [bp + ?amounterrors], 0
   651                              <1> 				; validate error status
   652 000003CE 7503E9A500          <1> 	je .error_j		; no error known ?! cancel quickly -->
   653 000003D3 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                              <1> 	jns @F
   661                              <1> 	and dl, 7Fh
   662                              <1> 	mov byte [si], dl
   663                              <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 000003D4 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 000003D7 720A                <1> 	jc @F			; if to use hash, return now -->
   679 000003D9 AC                  <1> 	lodsb			; al = length
   680 000003DA 91                  <1> 	xchg cx, ax		; cl = length
   681 000003DB AD                  <1> 	lodsw			; ax = prefix
   682 000003DC 49                  <1> 	dec cx
   683 000003DD 49                  <1> 	dec cx			; cl = adjusted length
   684 000003DE 4E                  <1> 	dec si			; -> second byte of prefix
   685 000003DF 8A14                <1> 	mov dl, byte [si]	; dl = original start byte of match
   686 000003E1 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 000003E3 F9                  <1> 	stc			; CY
   695                              <1> %endif
   696 000003E4 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 000003E5 8B56FC              <1> 	mov dx, word [bp + ?instance]
   707                              <1> %if _ELD_LINKER_PASSES
   708 000003E8 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   709 000003EB 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 000003ED 0397B005            <1> 	add dx, word [linktable - code + ltLinkCode + bx]
   715                              <1>  %endif
   716                              <1> %else
   717                              <1> 	add dx, linkercoderelocations - code
   718                              <1> %endif
   719 000003F1 8956F2              <1> 	mov word [bp + ?nextreloc], dx
   720                              <1> 
   721                              <1> .coderelocloop:
   722 000003F4 C576F2              <1> 	lds si, [bp + ?nextreloc]
   723 000003F7 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 000003F8 0346FC              <1> 	add ax, word [bp + ?instance]
   731 000003FB 8946EE              <1> 	mov word [bp + ?entry], ax
   732 000003FE AD                  <1> 	lodsw
   733 000003FF 8976F2              <1> 	mov word [bp + ?nextreloc], si
   734                              <1> %ifn _ELDCALL_OPTIONAL || _ELDCALL_NEXT
   735 00000402 85C0                <1> 	test ax, ax			; if no optional word, check -> match
   736 00000404 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 00000409 E8ADFF              <1> 	call .build_match
   748                              <1> %if _ELD_LINKER_PASSES
   749 0000040C 73E6                <1> 	jnc .coderelocloop
   750                              <1> %endif
   751 0000040E C45EF6              <1> 	les bx, [bp + ?linkinfo]
   752 00000411 268B4F10            <1> 	mov cx, word [es:bx + eldlCodeAmount]	; amount code link info
   753 00000415 268B7F12            <1> 	mov di, word [es:bx + eldlCodePrefixes]	; -> prefixes or hashes
   754                              <1> .coderelocfind:
   755 00000419 83F901              <1> 	cmp cx, 1			; NZ if cx == 0
   756 0000041C 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 0000041E 7403E93FFF          <1> 	jne .codenotfound
   767                              <1>  %endif
   768                              <1> %endif
   769 00000423 57                  <1> 	push di
   770 00000424 51                  <1> 	push cx
   771 00000425 56                  <1> 	push si
   772 00000426 262B7F12            <1> 	sub di, word [es:bx + eldlCodePrefixes]	; = double index, 1-based
   773 0000042A 4F                  <1> 	dec di
   774 0000042B 4F                  <1> 	dec di				; 0-based
   775 0000042C 26037F14            <1> 	add di, word [es:bx + eldlCodeEntries]	; -> entry
   776 00000430 268B3D              <1> 	mov di, [es:di]			; -> counted suffix/string
   777 00000433 B500                <1> 	mov ch, 0
   778 00000435 8A0C                <1> 	mov cl, byte [si]		; cx = length
   779 00000437 41                  <1> 	inc cx
   780                              <1> 	; cmp al, al			; ZR if length is zero
   781 00000438 F3A6                <1> 	repe cmpsb			; match ?
   782 0000043A 5E                  <1> 	pop si
   783 0000043B 59                  <1> 	pop cx
   784 0000043C 5F                  <1> 	pop di
   785 0000043D 75DA                <1> 	jne .coderelocfind
   786 0000043F 8814                <1> 	mov byte [si], dl
   787 00000441 262B7F12            <1> 	sub di, word [es:bx + eldlCodePrefixes]	; = double index, 1-based
   788 00000445 4F                  <1> 	dec di
   789 00000446 4F                  <1> 	dec di				; 0-based
   790 00000447 01FF                <1> 	add di, di			; quadruple index
   791 00000449 26037F16            <1> 	add di, word [es:bx + eldlCodeAddresses]	; -> address (offset, segment)
   792 0000044D 26FF35              <1> 	push word [es:di]
   793 00000450 C576EE              <1> 	lds si, [bp + ?entry]
   794 00000453 8F4405              <1> 	pop word [si + 3 + 2]		; call near imm (3), jmp short (2)
   795                              <1> 					;  patch the destination address
   796 00000456 803CE8              <1> 	cmp byte [si], 0E8h		; is it as expected ?
   797 00000459 751D                <1> 	jne .error_j
   798 0000045B 268B7D02            <1> 	mov di, word [es:di + 2]
   799 0000045F BB[0000]            <1> 	mov bx, relocateddata
   800                              <1> linkdatarelocation linkcall_table	; ss:bx -> link call table
   801 00000462 36833F01            <1> 	cmp word [ss:bx], 1		; is it initialised to format 1 ?
   802 00000466 7510                <1> 	jne .error_j			; no -->
   803 00000468 368B4F02            <1> 	mov cx, word [ss:bx + 2]	; get amount of segments
   804 0000046C E30A                <1> 	jcxz .error_j			; none -->
   805                              <1> @@:
   806 0000046E 83C304              <1> 	add bx, 4			; -> next segment
   807 00000471 36393F              <1> 	cmp word [ss:bx], di		; value matches ?
   808 00000474 7405                <1> 	je @F				; yes, found -->
   809 00000476 E2F6                <1> 	loop @B				; try remaining segments
   810                              <1> .error_j:
   811 00000478 E98A00              <1> 	jmp .error
   812                              <1> 
   813                              <1> @@:
   814 0000047B 368B5F02            <1> 	mov bx, word [ss:bx + 2]	; -> call destination offset
   815                              <1> 		; si + 3 + delta = bx
   816                              <1> 		; delta = bx - si - 3
   817 0000047F 29F3                <1> 	sub bx, si
   818 00000481 83EB03              <1> 	sub bx, 3
   819 00000484 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 00000487 E96AFF              <1> 	jmp .coderelocloop
   826                              <1> 
   827                              <1> .donecodereloc:
   828                              <1> %if _ELD_LINKER_PASSES
   829 0000048A 8B46E8              <1> 	mov ax, word [bp + ?amounterrors]
   830 0000048D 85C0                <1> 	test ax, ax
   831 0000048F 75E7                <1> 	jnz .error_j
   832 00000491 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   833 00000494 85DB                <1> 	test bx, bx
   834 00000496 750B                <1> 	jnz @F
   835 00000498 43                  <1> 	inc bx
   836 00000499 43                  <1> 	inc bx
   837 0000049A 895EEA              <1> 	mov word [bp + ?pass], bx
   838 0000049D 8B56FC              <1> 	mov dx, word [bp + ?instance]
   839 000004A0 E9AFFD              <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 000004A3 16                  <1> 	push ss
   848 000004A4 1F                  <1> 	pop ds
   849 000004A5 B02D                <1> 	mov al, 2Dh
   850 000004A7 E8[0000]EB020000    <1> 	extcall intchk			; ZR if offset = -1 or segment = 0
   851                              <1> 					; CHG: ax, dx, bx
   852 000004AE 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 000004B0 8A26[0000]          <1> 	mov ah, byte [relocateddata]
   860                              <1> linkdatarelocation try_debugger_amis_multiplex_number
   861 000004B4 E85500              <1> 	call plex_check
   862 000004B7 7305                <1> 	jnc @F
   863                              <1> 
   864 000004B9 B4FF                <1> 	mov ah, 0FFh		; start with multiplex number 0FFh
   865                              <1> .loop_hint:
   866 000004BB E84E00              <1> 	call plex_check
   867                              <1> @@:
   868 000004BE 7307                <1> 	jnc .end_hint		; if found --> (NC)
   869 000004C0 80EC01              <1> 	sub ah, 1		; search is backward (to find latest installed first), from 0FFh to 00h including
   870 000004C3 73F6                <1> 	jnc .loop_hint		; try next if we didn't check all yet -->
   871 000004C5 EB20                <1> 	jmp .no_hint
   872                              <1> 
   873                              <1> .end_hint:
   874 000004C7 50                  <1> 	push ax
   875 000004C8 C446FC              <1> 	les ax, [bp + ?instance]
   876 000004CB BF[E206]            <1> 	mov di, listmsg.hint.offset
   877                              <1> internalcoderelocation
   878 000004CE E8[0000]EB020000    <1> 	extcall hexword
   879 000004D5 BB[C206]            <1> 	mov bx, listmsg.hint
   880                              <1> internalcoderelocation
   881 000004D8 368B16[0000]        <1> 	mov dx, [ss:relocateddata]
   882                              <1> linkdatarelocation extseg	; must be 86 Mode segment even in PM
   883 000004DD 58                  <1> 	pop ax
   884 000004DE B040                <1> 	mov al, 40h		; AMIS message display service
   885 000004E0 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 000004E7 5B                  <1> 	pop bx				; -> our heap data
  1005 000004E8 5E                  <1> 	pop si				; -> our command line tail
  1006 000004E9 16                  <1> 	 push ss
  1007 000004EA 1F                  <1> 	 pop ds
  1008 000004EB C47EFC              <1> 	les di, [bp + ?instance]
  1009 000004EE 268B4502            <1> 	mov ax, word [es:di + eldiEndCode]
  1010                              <1> houdini
  1011 000004F2 2D[3002]            <1> 	sub ax, strict word endresident + code
  1012                              <1> internalcoderelocation
  1013 000004F5 26C74502[3002]      <1> 	mov word [es:di + eldiEndCode], endresident + code
  1014                              <1> internalcoderelocation
  1015 000004FB 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 000004FF 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 00000502 E983FC              <1> 	jmp start
  1029                              <1> 
  1030                              <1> .error:
  1031 00000505 89EC5D              <1> 	lleave
  1032 00000508 B8FFFF              <1> 	mov ax, -1
  1033 0000050B 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 0000050C 16                  <1> 	push ss
  1055 0000050D 1F                  <1> 	pop ds
  1056 0000050E F606[0000]08        <1> 	testopt [relocateddata], 8
  1057                              <1> linkdatarelocation internalflags4, -3
  1058 00000513 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 00000515 BE[0000]            <1> 	mov si, relocateddata
  1068                              <1> linkdatarelocation amis_multiplex_number, -2, optional
  1069 00000518 85F6                <1> 	test si, si
  1070 0000051A 7404                <1> 	jz @F
  1071 0000051C 3A24                <1> 	cmp ah, byte [si]
  1072 0000051E 7420                <1> 	je .notfound		; do not use our own multiplexer -->
  1073                              <1> %endif
  1074                              <1> @@:
  1075 00000520 B000                <1> 	mov al, 00h		; AMIS installation check
  1076 00000522 E8[0000]EB020000    <1> 	extcall call_int2D	; AMIS (or "DOS reserved" = iret if no AMIS present)
  1077 00000529 3CFF                <1> 	cmp al, 0FFh
  1078 0000052B 7513                <1> 	jne .notfound
  1079 0000052D 0E                  <1> 	push cs
  1080 0000052E 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 0000052F BE[B206]            <1> 	mov si, debuggeramissig	; ds:si -> our AMIS name strings
  1089                              <1> internalcoderelocation
  1090 00000532 E8[0000]EB020000    <1> 	extcall setes2dx	; es:di -> name strings of AMIS multiplexer that just answered
  1091 00000539 B90800              <1> 	mov cx, 8		; Ignore description, only compare vendor and program name
  1092 0000053C F3A7                <1> 	repe cmpsw
  1093                              <1> %endif
  1094 0000053E 7401                <1> 	je .checkret		; ZR, NC = match -->
  1095                              <1> .notfound:
  1096 00000540 F9                  <1> 	stc			; CY no match
  1097                              <1> .checkret:
  1098 00000541 C3                  <1> 	retn
  1099                              <1> %endif
  1100                              <1> 
  1101                              <1> 
  1102 00000542 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 00000544 2200[EA06]9300-     <1> 	dw ELDCALL_CODE_RELOCATIONS, 0, 0
  1107 0000054A [F906]C500[0807]50- <1>
  1107 00000551 01[1807]5801[2407]- <1>
  1107 00000558 6001[3007]6801-     <1>
  1107 0000055E [3907]7001[4007]78- <1>
  1107 00000565 01[4807]8001[5007]- <1>
  1107 0000056C D601[3007]A704-     <1>
  1107 00000572 [8E07]CE04[5707]E0- <1>
  1107 00000579 04[9707]2205[9707]- <1>
  1107 00000580 3205[A407]00000000  <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 00000588 8203[5707]9E03-     <1> 	dw ELDCALL_LINKER_CODE_RELOCATIONS, 0, 0
  1115 0000058E [6107]A803[4007]B1- <1>
  1115 00000595 03[7107]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 0000059C A406                <1> 	dw internallinkercodetocoderelocations - code
  1123 0000059E 5206                <1> 	dw internalcodetocoderelocations - code
  1124                              <1> at ltCodeToData
  1125 000005A0 AC06                <1> 	dw internallinkercodetodatarelocations - code
  1126 000005A2 7606                <1> 	dw internalcodetodatarelocations - code
  1127                              <1> at ltDataToCode
  1128 000005A4 AE06                <1> 	dw internallinkerdatatocoderelocations - code
  1129 000005A6 9206                <1> 	dw internaldatatocoderelocations - code
  1130                              <1> at ltDataToData
  1131 000005A8 B006                <1> 	dw internallinkerdatatodatarelocations - code
  1132 000005AA 9406                <1> 	dw internaldatatodatarelocations - code
  1133                              <1> at ltLinkData
  1134 000005AC 9606                <1> 	dw linkerlinkerdatarelocations - code
  1135 000005AE B405                <1> 	dw linkerdatarelocations - code
  1136                              <1> at ltLinkCode
  1137 000005B0 8805                <1> 	dw linkerlinkercoderelocations - code
  1138 000005B2 4405                <1> 	dw linkercoderelocations - code
  1139                              <1> 	iend
  1140                              <1> %endif
  1141                              <1> 
  1142                              <1> 	align 2, db 0
  1143                              <1> linkerdatarelocations:
  1144 000005B4 01005100[AF07]0100- <1> 	dw LINK_DATA_RELOCATIONS, 0
  1144 000005BC 5300[B907]01005600- <1>
  1144 000005C4 [C207]01008300-     <1>
  1144 000005CA [D207]01008A00-     <1>
  1144 000005D0 [D207]01009100-     <1>
  1144 000005D6 [E707]0100AB00-     <1>
  1144 000005DC [D207]0100B100-     <1>
  1144 000005E2 [F107]0100DD00-     <1>
  1144 000005E8 [FB07]01000101-     <1>
  1144 000005EE [FB07]01004001-     <1>
  1144 000005F4 [1108]01004901-     <1>
  1144 000005FA [1C08]01009101-     <1>
  1144 00000600 [2508]0100B501-     <1>
  1144 00000606 [3308]0100C501-     <1>
  1144 0000060C [3E08]0100D201-     <1>
  1144 00000612 [4C08]0100E901-     <1>
  1144 00000618 [3E08]0100F501-     <1>
  1144 0000061E [4C08]0100F901-     <1>
  1144 00000624 [FB07]01001402-     <1>
  1144 0000062A [FB07]01001A02-     <1>
  1144 00000630 [3308]0100B204-     <1>
  1144 00000636 [7708]0100DB04-     <1>
  1144 0000063C [1C08]0100FD04-     <1>
  1144 00000642 [3E08]01001005-     <1>
  1144 00000648 [9C08]01011605-     <1>
  1144 0000064E [AD08]0000          <1>
  1145                              <1> 
  1146                              <1> 	align 2, db 0
  1147                              <1> internalcodetocoderelocations:
  1148 00000652 8C00D8002501BC01C1- <1> 	dw INTERNAL_CODE_TO_CODE_RELOCATIONS, 0
  1148 0000065B 01C901CE01E501F101- <1>
  1148 00000664 FC010F021602CC04D6- <1>
  1148 0000066D 04F304F90430050000  <1>
  1149                              <1> 
  1150                              <1> 	align 2, db 0
  1151                              <1> internalcodetodatarelocations:
  1152 00000676 34003E00660072007B- <1> 	dw INTERNAL_CODE_TO_DATA_RELOCATIONS, 0
  1152 0000067F 008600A800BD002901- <1>
  1152 00000688 3A019901AB01200200- <1>
  1152 00000691 00                  <1>
  1153                              <1> 
  1154                              <1> 	align 2, db 0
  1155                              <1> internaldatatocoderelocations:
  1156 00000692 FFFF                <1> 	dw INTERNAL_DATA_TO_CODE_RELOCATIONS, -1
  1157                              <1> 
  1158                              <1> 	align 2, db 0
  1159                              <1> internaldatatodatarelocations:
  1160 00000694 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 00000696 01007903[5B08]0100- <1> 	dw LINK_LINKER_DATA_RELOCATIONS, 0
  1165 0000069E 6004[6608]0000      <1>
  1166                              <1> 
  1167                              <1> 	align 2, db 0
  1168                              <1> internallinkercodetocoderelocations:
  1169 000006A4 520363038B030000    <1> 	dw INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS, 0
  1170                              <1> 
  1171                              <1> 	align 2, db 0
  1172                              <1> internallinkercodetodatarelocations:
  1173 000006AC 0000                <1> 	dw INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS, 0
  1174                              <1> 
  1175                              <1> 	align 2, db 0
  1176                              <1> internallinkerdatatocoderelocations:
  1177 000006AE FFFF                <1> 	dw INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS, -1
  1178                              <1> 
  1179                              <1> 	align 2, db 0
  1180                              <1> internallinkerdatatodatarelocations:
  1181 000006B0 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 000006B2 65636D20<rep 5h>    <1> 		fill 8, 32, db "ecm"
  1198 000006BA 6C446562756720-     <1> 		fill 8, 32, db "lDebug"
  1198 000006BA <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 000006C2 547261634C6973742D- <1> .hint:		db "TracList-add-offset=",_LISTING,"::"
  1210 000006CB 6164642D6F66667365- <1>
  1210 000006D4 743D7263657865632E- <1>
  1210 000006DD 6C73743A3A          <1>
  1211 000006E2 2D2D2D2D680D0A00    <1> .hint.offset:	asciz "----h",13,10
  1212                              <1> %endif
  1213                              <1> 
  1214 000006EA 30CD0C636D64335F6E- <1> 	eldcall_dump_names ELDCALL_CODE_NAMES
  1214 000006F3 6F745F657874A5330C- <1>
  1214 000006FC 79795F72657365745F- <1>
  1214 00000705 627566D5DA0D636D64- <1>
  1214 0000070E 335F696E6A65637465- <1>
  1214 00000717 64D55509736B697063- <1>
  1214 00000720 6F6D6D6103C3096973- <1>
  1214 00000729 737472696E673FDDB9- <1>
  1214 00000732 0663686B656F6CBABD- <1>
  1214 0000073B 04636D6433B2120573- <1>
  1214 00000744 657472635512057075- <1>
  1214 0000074D 74737A289004697370- <1>
  1214 00000756 6D848107686578776F- <1>
  1214 0000075F 72646FA20D70757473- <1>
  1214 00000768 6C696E655F63726C66- <1>
  1214 00000771 D0BB1A636F70795F73- <1>
  1214 0000077A 696E676C655F636F75- <1>
  1214 00000783 6E7465645F73747269- <1>
  1214 0000078C 6E67986906696E7463- <1>
  1214 00000795 686B21300A63616C6C- <1>
  1214 0000079E 5F696E743244B77408- <1>
  1214 000007A7 7365746573326478    <1>
  1215 000007AF C30B076C617374636D- <1> 	link_data_dump_names LINK_DATA_NAMES
  1215 000007B8 646B5D06646D79636D- <1>
  1215 000007C1 6454400D6D73672E75- <1>
  1215 000007CA 6E696E7374616C6C3B- <1>
  1215 000007D3 26126578745F696E6A- <1>
  1215 000007DC 6563745F68616E646C- <1>
  1215 000007E5 65722F7A076C696E65- <1>
  1215 000007EE 5F696E5A6307707269- <1>
  1215 000007F7 6F72726397B6136578- <1>
  1215 00000800 745F636F6D6D616E64- <1>
  1215 00000809 5F68616E646C6572EB- <1>
  1215 00000812 420865787464737365- <1>
  1215 0000081B 6CD52D066578747365- <1>
  1215 00000824 678D710B6D73672E69- <1>
  1215 0000082D 6E7374616C6C5ABC08- <1>
  1215 00000836 6F7074696F6E7337E7- <1>
  1215 0000083F D30B6578747365675F- <1>
  1215 00000848 75736564B2400C6578- <1>
  1215 00000851 74646174615F757365- <1>
  1215 0000085A 6484E3086C696E655F- <1>
  1215 00000863 6F757468440E6C696E- <1>
  1215 0000086C 6B63616C6C5F746162- <1>
  1215 00000875 6C65F09E227472795F- <1>
  1215 0000087E 64656275676765725F- <1>
  1215 00000887 616D69735F6D756C74- <1>
  1215 00000890 69706C65785F6E756D- <1>
  1215 00000899 626572CB510E696E74- <1>
  1215 000008A2 65726E616C666C6167- <1>
  1215 000008AB 7334688C15616D6973- <1>
  1215 000008B4 5F6D756C7469706C65- <1>
  1215 000008BD 785F6E756D626572    <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                              <1> .warning_data_optional:		counted "Optional data link missing, hash="
  1227                              <1> %endif
  1228 000008C5 1844617461206C696E- <1> .error_data:			counted "Data link missing, hash="
  1228 000008CE 6B206D697373696E67- <1>
  1228 000008D7 2C20686173683D      <1>
  1229 000008DE 18436F6465206C696E- <1> .error_code:			counted "Code link missing, hash="
  1229 000008E7 6B206D697373696E67- <1>
  1229 000008F0 2C20686173683D      <1>
  1230 000008F7 0A682C206C6162656C- <1> .error.2:			counted "h, label ",'"'
  1230 00000900 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 00000902 00<rep Eh>          <1> 	align 16, db 0
   436                                  
   437                                  	align 16
   438                                  code_size equ $ - code
