     1                                  
     2                                  ; Public Domain
     3                                  
     4                                  ; test run command: ; .; .
     5                                  
     6                                  %include "lmacros3.mac"
     1                              <1> [list -]
    14                              <2> [list -]
    14                              <1> [list -]
     7                                  %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
     8                                  %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
     9                                  %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
    10                                  
    11                                  
    12                                  	numdef RESIDENT, 1
    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 E008                    at eldhCodeImageLength,	dw code_size
    30 0000000E 0000                    at eldhCodeAllocLength,	dw 0
    31 00000010 40090000                at eldhDataOffset,	dd DATAOFFSET
    32 00000014 6001                    at eldhDataImageLength,	dw data_size
    33 00000016 0000                    at eldhDataAllocLength,	dw total_data_size - data_size
    34 00000018 3B02                    at eldhCodeEntrypoint,	dw linker - code
    35                                  at eldhReserved
    36 0000001A 00<rep 4h>2800          at eldhExtensionSize,	dw header_extension_end - $$
    37                                  	iend
    38 00000020 [30000000]              at eldhxDescriptionOffset,	dd description
    39                                  %if _RESIDENT
    40 00000024 0F0A0000                at eldhxHelpOffset,		dd DATAOFFSET + msg.help - datastart
    41                                  %endif
    42                                  PUT_ELDHX_DATETIME_OFFSET
    43                                  header_extension_end:
    44 00000028 00<rep 8h>              	iend
    45                                  
    46 00000030 446973706C61792044-     description:		asciz "Display DOS memory allocation strategy."
    46 00000039 4F53206D656D6F7279-
    46 00000042 20616C6C6F63617469-
    46 0000004B 6F6E20737472617465-
    46 00000054 67792E00           
    47                                  
    48                                  
    49 00000058 00<rep 8h>              	align 16, db 0
    50                                  
    51                                  CODEOFFSET equ $ - $$
    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>444F5353-     at eldiIdentifier,	fill 8, 32, db "DOSSTRAT"
    61 0000000C 54524154           
    62 00000010 00<rep 2h>646F7373-     at eldiListing,		asciz _ELD_LISTING
    62 00000016 747261742E6C737400 
    63 0000001F 00                      	iend
    64                                  
    65                                  
    66                                  %if _RESIDENT
    67                                  command:
    68 00000020 EB08                    	jmp strict short .entry
    69                                  .chain:
    70 00000022 E8[0000]EB020000        	extcall cmd3_not_ext, required	; must NOT be extcallcall
    71 00000029 90                      	times 10 - ($ - command) nop
    72                                  .entry:
    73 0000002A 56                      	push si
    74 0000002B 3C2D                    	cmp al, '-'
    75 0000002D 7503                    	jne @F
    76 0000002F E80E01                  	extcallcall skipcomma
    77                                  @@:
    78 00000032 4E                      	dec si
    79                                  
    80 00000033 BA[5B00]                reloc	mov dx, msg.dosstrat
    81                                  internaldatarelocation
    82 00000036 E80F01                  	extcallcall isstring?
    83 00000039 7405                    	je .ours
    84 0000003B 5E                      	pop si
    85 0000003C 4E                      	dec si
    86 0000003D AC                      	lodsb
    87 0000003E EBE2                    	jmp .chain
    88                                  
    89                                  .ours:
    90 00000040 58                      	pop ax
    91 00000041 E8FC00                  	extcallcall skipcomma
    92 00000044 4E                      	dec si
    93 00000045 C706[0000][0000]        reloc2	mov word [relocateddata], relocateddata
    94                                  linkdatarelocation lastcmd, -4
    95                                  linkdatarelocation dmycmd
    96 0000004B BA[0000]                reloc	mov dx, relocateddata
    97                                  linkdatarelocation msg.uninstall
    98 0000004E E8F700                  	extcallcall isstring?
    99 00000051 7406                    	je uninstall
   100                                  
   101 00000053 E88300                  	call run
   102 00000056 E8F700                  	extcallcall cmd3
   103                                  
   104                                  uninstall:
   105 00000059 AC                      	lodsb
   106 0000005A E8FB00                  	extcallcall chkeol
   107                                  
   108 0000005D E86B00                  	call get_es_ext
   109                                  
   110 00000060 06                      	push es
   111 00000061 1F                      	pop ds
   112 00000062 31DB                    	xor bx, bx		; = 0 (no prior, modify ext_command_handler)
   113 00000064 BF[2000]                reloc	mov di, command		; di -> us
   114                                  internalcoderelocation
   115 00000067 368B36[0000]            reloc	mov si, word [ss:relocateddata]
   116                                  linkdatarelocation ext_command_handler
   117                                  				; si -> first
   118 0000006C 85F6                    	test si, si		; none installed ?
   119 0000006E 7450                    	jz .error		; error -->
   120                                  
   121                                  .loop:
   122 00000070 39F7                    	cmp di, si		; found ?
   123 00000072 740D                    	je .bx			; yes, use bx -->
   124 00000074 89F3                    	mov bx, si		; bx -> prior handler
   125 00000076 AD                      	lodsw			; skip entrypoint jmp strict short
   126 00000077 AC                      	lodsb			; get first byte of chainer
   127 00000078 3CE9                    	cmp al, 0E9h		; expecting jmp near ?
   128 0000007A 7544                    	jne .error		; no, error -->
   129 0000007C AD                      	lodsw			; get rel16 displacement
   130 0000007D 01C6                    	add si, ax		; -> next handler
   131 0000007F EBEF                    	jmp .loop
   132                                  
   133                                  .bx:
   134 00000081 85DB                    	test bx, bx		; any prior ?
   135 00000083 751A                    	jnz .bxnz		; yes -->
   136 00000085 AF                      	scasw			; skip entrypoint jmp strict short
   137 00000086 803DE8                  	cmp byte [di], 0E8h	; is it a call to cmd3_not_ext ?
   138 00000089 7507                    	jne @F			; no -->
   139                                  				; yes, reset ext_command_handler to zero
   140                                  .setbx:
   141 0000008B 36891E[0000]            reloc	mov word [ss:relocateddata], bx
   142                                  linkdatarelocation ext_command_handler
   143 00000090 EB1E                    	jmp .done
   144                                  
   145                                  @@:
   146 00000092 803DE9                  	cmp byte [di], 0E9h	; validate
   147 00000095 7529                    	jne .error		; failure -->
   148 00000097 47                      	inc di			; -> rel16 displacement
   149 00000098 8B1D                    	mov bx, word [di]	; get displacement
   150 0000009A AF                      	scasw			; -> after jmp near
   151 0000009B 01FB                    	add bx, di		; -> next handler
   152 0000009D EBEC                    	jmp .setbx		; set ext_command_handler to next
   153                                  
   154                                  .bxnz:
   155 0000009F 89DE                    	mov si, bx		; -> prior handler with us as downlink
   156 000000A1 87FE                    	xchg di, si		; si -> ours, di -> prior
   157 000000A3 A7                      	cmpsw			; skip entrypoint jmp strict short
   158 000000A4 A4                      	movsb			; copy 0E8h/0E9h
   159 000000A5 AD                      	lodsw			; ax = near rel16 displacement
   160 000000A6 01F0                    	add ax, si		; add in our base (= absolute offset)
   161 000000A8 29F8                    	sub ax, di
   162 000000AA 48                      	dec ax
   163 000000AB 48                      	dec ax			; subtract new base (= relative displacement)
   164 000000AC AB                      	stosw			; store new rel16 displacement
   165 000000AD A5                      	movsw			; jmp strict short
   166 000000AE A5                      	movsw			; linkcall target
   167 000000AF A4                      	movsb			; trailer
   168                                  .done:
   169 000000B0 8026[1000]FE            reloc	clropt [code + eldiFlags], eldifResident
   170                                  internalcoderelocation -3	; mark block as free
   171 000000B5 BA[6400]                reloc	mov dx, msg.uninstall_done
   172                                  internaldatarelocation
   173                                  @@:
   174 000000B8 16                      	push ss
   175 000000B9 1F                      	pop ds
   176 000000BA E8A300                  	extcallcall putsz
   177 000000BD E89000                  	extcallcall cmd3	; return
   178                                  
   179                                  .error:
   180 000000C0 B8010E                  	mov ax, 0E01h
   181 000000C3 E8A200                  	extcallcall setrc
   182 000000C6 BA[8400]                reloc	mov dx, msg.uninstall_error
   183                                  internaldatarelocation
   184 000000C9 EBED                    	jmp @B
   185                                  
   186                                  
   187                                  get_es_ext:
   188 000000CB 8E06[0000]              reloc	mov es, word [relocateddata]
   189                                  linkdatarelocation extdssel
   190 000000CF E89E00                  	extcallcall ispm
   191 000000D2 7404                    	jz @F
   192 000000D4 8E06[0000]              reloc	mov es, word [relocateddata]
   193                                  linkdatarelocation extseg
   194                                  @@:
   195 000000D8 C3                      	retn
   196                                  
   197                                  
   198                                  run:
   199                                  %else
   200                                  start:
   201                                  	mov bx, es
   202                                  %endif
   203 000000D9 16                      	 push ss
   204 000000DA 07                      	 pop es
   205 000000DB E86200                  	extcallcall skipcomma
   206 000000DE 4E                      	dec si
   207 000000DF 31DB                    	xor bx, bx
   208 000000E1 BA[5500]                	mov dx, msg.force
   209                                  internaldatarelocation
   210 000000E4 E86100                  	extcallcall isstring?
   211 000000E7 7501                    	jne @F
   212 000000E9 4B                      	dec bx
   213                                  @@:
   214 000000EA E85300                  	extcallcall skipcomma
   215 000000ED EB09                    	jmp .calldos
   216                                  
   217                                  checkdos: equ $
   218 000000EF E88600                  	extcallcall InDOS
   219 000000F2 7403                    	jz @F
   220                                  .error:
   221 000000F4 E88900                  	extcallcall error
   222                                  
   223                                  @@:
   224 000000F7 C3                      	retn
   225                                  
   226                                  .calldos:
   227 000000F8 E85D00                  	extcallcall chkeol
   228                                  
   229 000000FB 85DB                    	test bx, bx
   230 000000FD 7503                    	jnz @F
   231 000000FF E8EDFF                  	call checkdos
   232                                  @@:
   233                                  
   234 00000102 B80058                  	mov ax, 5800h
   235 00000105 F9                      	stc
   236 00000106 E87F00                  	extcallcall _doscall
   237                                  
   238 00000109 BB4E43                  	mov bx, "NC"
   239 0000010C 7303                    	jnc @F
   240 0000010E BB4359                  	mov bx, "CY"
   241                                  @@:
   242 00000111 BF[2300]                	mov di, msg.return.strat.ax
   243                                  internaldatarelocation
   244 00000114 E87900                  	extcallcall hexword
   245 00000117 891E[1C00]              	mov word [msg.return.strat.cf], bx
   246                                  internaldatarelocation
   247                                  
   248 0000011B B80258                  	mov ax, 5802h
   249 0000011E F9                      	stc
   250 0000011F E86600                  	extcallcall _doscall
   251                                  
   252 00000122 BB4E43                  	mov bx, "NC"
   253 00000125 7303                    	jnc @F
   254 00000127 BB4359                  	mov bx, "CY"
   255                                  @@:
   256 0000012A BF[4D00]                	mov di, msg.return.link.ax
   257                                  internaldatarelocation
   258 0000012D E86000                  	extcallcall hexword
   259 00000130 891E[4600]              	mov word [msg.return.link.cf], bx
   260                                  internaldatarelocation
   261                                  
   262 00000134 BA[0000]                	mov dx, msg.return
   263                                  internaldatarelocation
   264 00000137 E82600                  	extcallcall putsz
   265                                  
   266                                  end:
   267                                  %if _RESIDENT
   268 0000013A C3                      	retn
   269                                  %else
   270                                  	call uninstall_oneshot
   271                                  	xor ax, ax
   272                                  	retf
   273                                  %endif
   274                                  
   275                                  
   276                                  %if _RESIDENT
   277 0000013B 90<rep 5h>E8[0000]-     	eldcall_dump_callcall ELDCALL_CALLCALL_LIST
   277 00000143 EB020000C3E8[0000]-
   277 0000014B EB020000C3E8[0000]-
   277 00000153 EB020000C3E8[0000]-
   277 0000015B EB020000C3E8[0000]-
   277 00000163 EB020000C3E8[0000]-
   277 0000016B EB020000C3E8[0000]-
   277 00000173 EB020000C3E8[0000]-
   277 0000017B EB020000C3E8[0000]-
   277 00000183 EB020000C3E8[0000]-
   277 0000018B EB020000C3E8[0000]-
   277 00000193 EB020000C3         
   278                                  
   279                                  endinstalled equ ($ + CODEFIXUP + 15) & ~15
   280                                  
   281                                  
   282                                  start:
   283 00000198 8CC3                    	mov bx, es
   284 0000019A 16                      	 push ss
   285 0000019B 07                      	 pop es
   286 0000019C E8A1FF                  	call skipcomma
   287 0000019F 4E                      	dec si
   288 000001A0 BA[0000]                reloc	mov dx, relocateddata
   289                                  linkdatarelocation msg.install
   290 000001A3 E8A2FF                  	call isstring?
   291 000001A6 7440                    	je install
   292 000001A8 BA[CA00]                reloc	mov dx, msg.keyword_help
   293                                  internaldatarelocation
   294 000001AB E89AFF                  	call isstring?
   295 000001AE 7409                    	je help
   296 000001B0 E826FF                  	call run
   297                                  @@:
   298 000001B3 E80F00                  	call uninstall_oneshot
   299 000001B6 31C0                    	xor ax, ax
   300 000001B8 CB                      	retf
   301                                  
   302                                  help:
   303 000001B9 AC                      	lodsb
   304 000001BA E89BFF                  	call chkeol
   305 000001BD BA[CF00]                reloc	mov dx, msg.help
   306                                  internaldatarelocation
   307 000001C0 E89DFF                  	call putsz
   308 000001C3 EBEE                    	jmp @B
   309                                  %endif
   310                                  
   311                                  
   312                                  uninstall_oneshot:
   313 000001C5 36F606[0000]01          	testopt [ss:relocateddata], 1
   314                                  linkdatarelocation options7, -3
   315 000001CB 751A                    	jnz @F
   316                                  
   317 000001CD 2EA1[0200]              	mov ax, word [cs:code + eldiEndCode]
   318                                  internalcoderelocation
   319 000001D1 2E2B06[0000]            	sub ax, word [cs:code + eldiStartCode]
   320                                  internalcoderelocation
   321 000001D6 2906[0000]              	sub word [relocateddata], ax
   322                                  linkdatarelocation extseg_used
   323                                  
   324 000001DA 2EA1[0600]              	mov ax, word [cs:code + eldiEndData]
   325                                  internalcoderelocation
   326 000001DE 2E2B06[0400]            	sub ax, word [cs:code + eldiStartData]
   327                                  internalcoderelocation
   328 000001E3 2906[0000]              	sub word [relocateddata], ax
   329                                  linkdatarelocation extdata_used
   330                                  @@:
   331 000001E7 C3                      	retn
   332                                  
   333                                  
   334                                  DATAOFFSET equ CODEOFFSET + code_size
   335                                  	addsection DATA, follows=CODE vstart=_ELD_DATA_VSTART
   336                                  %define DATAFIXUP - datastart + 0
   337                                  datastart:
   338                                  PUT_ELD_DATETIME
   339                                  
   340                                  
   341                                  msg:
   342 00000000 444F53207374726174-     .return:		db "DOS strategy function 5800h "
   342 00000009 6567792066756E6374-
   342 00000012 696F6E203538303068-
   342 0000001B 20                 
   343 0000001C 2D2D2C2061783D          .return.strat.cf:	db "--, ax="
   344 00000023 2D2D2D2D680D0A444F-     .return.strat.ax:	db "----h",13,10,"DOS UMB link function 5802h "
   344 0000002C 5320554D42206C696E-
   344 00000035 6B2066756E6374696F-
   344 0000003E 6E20353830326820   
   345 00000046 2D2D2C2061783D          .return.link.cf:	db "--, ax="
   346 0000004D 2D2D2D2D680D0A00        .return.link.ax:	asciz "----h",13,10
   347                                  
   348 00000055 464F52434500            .force:			asciz "FORCE"
   349                                  %if _RESIDENT
   350 0000005B 444F53535452415400      .dosstrat:		asciz "DOSSTRAT"
   351 00000064 444F53535452415420-     .uninstall_done:	db "DOSSTRAT command uninstalled."
   351 0000006D 636F6D6D616E642075-
   351 00000076 6E696E7374616C6C65-
   351 0000007F 642E               
   352                                  %if _ELD_RECLAIM_HINT
   353                                  			db " (Don't forget to use reclaim.eld)"
   354                                  %endif
   355 00000081 0D0A00                  			asciz 13,10
   356 00000084 444F53535452415420-     .uninstall_error:	asciz "DOSSTRAT command unable to uninstall!",13,10
   356 0000008D 636F6D6D616E642075-
   356 00000096 6E61626C6520746F20-
   356 0000009F 756E696E7374616C6C-
   356 000000A8 210D0A00           
   357                                  %endif
   358                                  
   359                                  uinit_data: equ $
   360                                  
   361                                  %if _RESIDENT
   362 000000AC 444F53535452415420-     .installed:		asciz "DOSSTRAT command installed.",13,10
   362 000000B5 636F6D6D616E642069-
   362 000000BE 6E7374616C6C65642E-
   362 000000C7 0D0A00             
   363 000000CA 48454C5000              .keyword_help:		asciz "HELP"
   364 000000CF 5468697320454C4420-     .help:		db "This ELD can be installed residently or used transiently.",13,10
   364 000000D8 63616E20626520696E-
   364 000000E1 7374616C6C65642072-
   364 000000EA 65736964656E746C79-
   364 000000F3 206F72207573656420-
   364 000000FC 7472616E7369656E74-
   364 00000105 6C792E0D0A         
   365 0000010A 0D0A                    		db 13,10
   366 0000010C 444F53535452415420-     		db "DOSSTRAT command displays current DOS strategy and UMB link status.",13,10
   366 00000115 636F6D6D616E642064-
   366 0000011E 6973706C6179732063-
   366 00000127 757272656E7420444F-
   366 00000130 532073747261746567-
   366 00000139 7920616E6420554D42-
   366 00000142 206C696E6B20737461-
   366 0000014B 7475732E0D0A       
   367 00000151 00                      		asciz
   368                                  %endif
   369                                  
   370 00000152 00<rep Eh>              	align 16, db 0
   371                                  init_data_end:
   372                                  data_size equ $ - datastart
   373                                  transient_data_size equ data_size
   374                                  
   375                                  	absolute uinit_data
   376                                  
   377 000000AC ????????                	alignb 16
   378                                  uinit_data_end:
   379                                  resident_data_end:
   380                                  resident_data_size equ resident_data_end - datastart
   381                                  
   382                                  %if uinit_data_end >= init_data_end
   383                                   total_data_size equ $ - datastart
   384                                  %else
   385                                   total_data_size equ init_data_end - datastart
   386                                  %endif
   387                                  %assign _DATA_SIZE total_data_size
   388                                  
   389                                  	usesection CODE
   390                                  
   391                                  %if _RESIDENT
   392                                  install:
   393 000001E8 AC                      	lodsb
   394 000001E9 E8[0000]EB020000        	extcall chkeol
   395                                  
   396                                  	houdini
   397 000001F0 8EC3                    	mov es, bx		; => ext seg (writable)
   398                                  
   399 000001F2 B8A000                  	mov ax, endresident - endinstalled
   400 000001F5 262906[0200]            reloc	sub word [es:code + eldiEndCode], ax
   401                                  internalcoderelocation		; adjust size
   402 000001FA 2906[0000]              reloc	sub word [relocateddata], ax
   403                                  linkdatarelocation extseg_used	; adjust size
   404                                  
   405                                  %if (transient_data_size - resident_data_size) > 0
   406 000001FE B8B000                  	mov ax, transient_data_size - resident_data_size
   407 00000201 262906[0600]            reloc	sub word [es:code + eldiEndData], ax
   408                                  internalcoderelocation		; adjust size
   409 00000206 2906[0000]              reloc	sub word [relocateddata], ax
   410                                  linkdatarelocation extdata_used	; adjust size
   411                                  %endif
   412                                  
   413 0000020A 8B1E[0000]              reloc	mov bx, word [relocateddata]
   414                                  linkdatarelocation ext_command_handler
   415                                  				; -> prior
   416 0000020E BF[2000]                reloc	mov di, command		; -> our handler
   417                                  internalcoderelocation
   418 00000211 85DB                    	test bx, bx		; installing as first ?
   419 00000213 740A                    	jz .only_first		; yes, simple --> (leave as extcall cmd3_not_ext)
   420 00000215 AF                      	scasw			; skip entrypoint jmp strict short
   421 00000216 B0E9                    	mov al, 0E9h		; = jmp near opcode
   422 00000218 AA                      	stosb			; store
   423 00000219 93                      	xchg ax, bx		; ax -> next handler
   424 0000021A 29F8                    	sub ax, di
   425 0000021C 48                      	dec ax
   426 0000021D 48                      	dec ax			; ax = ax - (di + 2)
   427 0000021E AB                      	stosw			; store our downlink as rel16 displacement
   428                                  
   429                                  .only_first:
   430 0000021F 26800E[1000]01          reloc	setopt [es:code + eldiFlags], eldifResident
   431                                  internalcoderelocation -3	; mark block as resident
   432 00000225 C706[0000][2000]        reloc2	mov word [relocateddata], command
   433                                  linkdatarelocation ext_command_handler, -4
   434                                  internalcoderelocation		; -> our entrypoint
   435                                  
   436 0000022B F606[0000]04            reloc	testopt [relocateddata], 4
   437                                  linkdatarelocation options7, -3
   438 00000230 7506                    	jnz @F
   439 00000232 BA[AC00]                reloc	mov dx, msg.installed
   440                                  internaldatarelocation
   441 00000235 E828FF                  	call putsz
   442                                  @@:
   443 00000238 31C0                    	xor ax, ax
   444 0000023A CB                      	retf
   445                                  %endif
   446                                  
   447                                  
   448                                  %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 0000023B 5589E5              <1> 	lenter
    93                              <1> 	lvar dword, instance
    94 0000023E 06                  <1> 	 push es
    95 0000023F 52                  <1> 	 push dx		; -> start of where we're loaded in ELD cs
    96                              <1> 	lvar word, targetsection_low_optional_high
    97 00000240 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 00000241 1E                  <1> 	 push ds
   102 00000242 57                  <1> 	 push di		; -> link info (in debugger ss or message seg)
   103                              <1> 	lvar dword, nextreloc
   104 00000243 06                  <1> 	 push es		; => ELD cs
   105 00000244 52                  <1> 	 push dx		; placeholder
   106                              <1> 	lvar dword, entry
   107 00000245 06                  <1> 	 push es		; => ELD cs
   108 00000246 50                  <1> 	 push ax		; placeholder
   109 00000247 31C0                <1> 	xor ax, ax
   110 00000249 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 0000024D 7403                <1> 	je @F
   115                              <1> .error_j1:
   116 0000024F E9C602              <1> 	jmp .error		; signature mismatch -->
   117                              <1> @@:
   118 00000252 837D0601            <1> 	cmp word [di + eldlUseLinkHash], 1
   119 00000256 77F7                <1> 	ja .error_j1		; unknown use link hash number -->
   120 00000258 7201                <1> 	jb @F
   121                              <1> %if _ELDDATA_NEXT || _ELDCALL_NEXT
   122                              <1> 	dec al			; = -1 if hash used
   123                              <1> %else
   124 0000025A 48                  <1> 	dec ax
   125                              <1> %endif
   126                              <1> @@:
   127                              <1> 	lvar word, use_hash_low_skip_last_high
   128 0000025B 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 0000025C 31C0                <1> 	xor ax, ax
   138                              <1>  %if _ELD_LINKER_PASSES
   139                              <1> 	lvar word, pass
   140 0000025E 50                  <1> 	 push ax		; = 0 for linker itself, = 2 for application
   141                              <1> 	lvar word, amounterrors
   142 0000025F 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 00000260 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 00000261 56                  <1> 	push si			; -> command line tail
   158 00000262 53                  <1> 	push bx			; -> data block in ELD data area (segment ss)
   159                              <1> 
   160                              <1> 			; simple: add instance base (dx) to code
   161 00000263 06                  <1> 	push es
   162 00000264 1F                  <1> 	pop ds			; ds = es => ELD cs
   163                              <1> %if _ELD_LINKER_PASSES
   164                              <1> .pass:
   165 00000265 8B5EEA              <1> 	mov bx, word [bp + ?pass]	; 0 or 2
   166 00000268 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 0000026A 8BB7B805            <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 0000026E 01D6                <1> 	add si, dx		; relocate the table pointer itself
   177                              <1> @@:
   178 00000270 AD                  <1> 	lodsw
   179 00000271 85C0                <1> 	test ax, ax		; was last ?
   180 00000273 740B                <1> 	jz @F			; yes -->
   181 00000275 93                  <1> 	xchg bx, ax		; bx = entry
   182 00000276 01D3                <1> 	add bx, dx		; relocate the entry itself
   183                              <1> %if _ELD_CODE_VSTART
   184 00000278 812F[0000]          <1> 	sub word [bx], code	; undo adjustment
   185                              <1> %endif
   186 0000027C 0117                <1> 	add word [bx], dx	; relocate word referenced by entry
   187 0000027E 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 00000280 8B5EEA              <1> 	mov bx, word [bp + ?pass]	; 0 or 2
   193 00000283 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 00000285 8BB7BC05            <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 00000289 01D6                <1> 	add si, dx		; relocate the table pointer itself
   204                              <1> @@:
   205 0000028B AD                  <1> 	lodsw
   206 0000028C 85C0                <1> 	test ax, ax		; was last ?
   207 0000028E 740C                <1> 	jz @F			; yes -->
   208 00000290 93                  <1> 	xchg bx, ax		; bx = entry
   209 00000291 01D3                <1> 	add bx, dx		; relocate the entry itself
   210                              <1> 		; ! access the offset of the data area block, topmost on stack
   211 00000293 58                  <1> 	pop ax			; ax -> heap data
   212 00000294 50                  <1> 	push ax
   213                              <1> %if _ELD_DATA_VSTART
   214 00000295 2D[0000]            <1> 	sub ax, datastart	; undo adjustment
   215                              <1> %endif
   216 00000298 0107                <1> 	add word [bx], ax	; relocate word referenced by entry
   217 0000029A 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 0000029C 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   224 0000029F 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 000002A1 8BB7C005            <1> 	mov si, word [linktable - code + ltDataToCode + bx]
   230                              <1>  %endif
   231                              <1> %else
   232                              <1> 	mov si, internaldatatocoderelocations - code
   233                              <1> %endif
   234 000002A5 01D6                <1> 	add si, dx
   235                              <1> @@:
   236 000002A7 AD                  <1> 	lodsw
   237 000002A8 83F8FF              <1> 	cmp ax, -1		; was last ?
   238 000002AB 740F                <1> 	je @F			; yes -->
   239 000002AD 93                  <1> 	xchg bx, ax		; bx = entry
   240                              <1> 		; ! access the offset of the data area block, topmost on stack
   241 000002AE 58                  <1> 	pop ax
   242 000002AF 50                  <1> 	push ax
   243 000002B0 01C3                <1> 	add bx, ax		; relocate the entry itself
   244                              <1> %if _ELD_CODE_VSTART
   245 000002B2 36812F[0000]        <1> 	sub word [ss:bx], code	; undo adjustment
   246                              <1> %endif
   247 000002B7 360117              <1> 	add word [ss:bx], dx	; relocate word referenced by entry
   248 000002BA 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 000002BC 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   254 000002BF 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 000002C1 8BB7C405            <1> 	mov si, word [linktable - code + ltDataToData + bx]
   260                              <1>  %endif
   261                              <1> %else
   262                              <1> 	mov si, internaldatatodatarelocations - code
   263                              <1> %endif
   264 000002C5 01D6                <1> 	add si, dx
   265                              <1> @@:
   266 000002C7 AD                  <1> 	lodsw
   267 000002C8 83F8FF              <1> 	cmp ax, -1		; was last ?
   268 000002CB 740D                <1> 	je @F			; yes -->
   269 000002CD 93                  <1> 	xchg bx, ax		; bx = entry
   270                              <1> 		; ! access the offset of the data area block, topmost on stack
   271 000002CE 58                  <1> 	pop ax			; ax -> heap data
   272 000002CF 50                  <1> 	push ax
   273 000002D0 01C3                <1> 	add bx, ax		; relocate the entry itself
   274                              <1> %if _ELD_DATA_VSTART
   275 000002D2 2D[0000]            <1> 	sub ax, datastart	; undo adjustment
   276                              <1> %endif
   277 000002D5 360107              <1> 	add word [ss:bx], ax	; relocate word referenced by entry
   278 000002D8 EBED                <1> 	jmp @B
   279                              <1> 
   280                              <1> @@:
   281 000002DA 8B56FC              <1> 	mov dx, word [bp + ?instance]
   282                              <1> 				; reset (why??) -> ELD instance in ELD cs
   283                              <1> %if _ELD_LINKER_PASSES
   284 000002DD 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   285 000002E0 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 000002E2 0397C805            <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 000002E6 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 000002E9 C576F2              <1> 	lds si, [bp + ?nextreloc]
   301 000002EC AD                  <1> 	lodsw			; ax = section indicator
   302 000002ED 85C0                <1> 	test ax, ax		; end of table ?
   303 000002EF 7503E90401          <1> 	jz .donedatareloc
   304 000002F4 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 000002F5 5B                  <1> 	pop bx
   307 000002F6 53                  <1> 	push bx			; bx -> ELD data block
   308 000002F7 8946FA              <1> 	mov word [bp + ?targetsection_low_optional_high], ax
   309 000002FA 84C0                <1> 	test al, al		; data ?
   310 000002FC AD                  <1> 	lodsw
   311 000002FD 7504                <1> 	jnz @F			; yes -->
   312 000002FF 0346FC              <1> 	add ax, word [bp + ?instance]
   313                              <1> 				; relocate entry into code
   314 00000302 A9                  <1> 	db __TEST_IMM16		; (skip add)
   315                              <1> @@:
   316 00000303 01D8                <1> 	add ax, bx		; relocate entry into data
   317 00000305 8946EE              <1> 	mov word [bp + ?entry], ax
   318                              <1> 				; save away -> where to patch
   319 00000308 AD                  <1> 	lodsw			; get unrelocated -> name
   320 00000309 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 0000030C 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 0000030F 73D8                <1> 	jnc .datarelocloop	; if duplicate of a not found symbol -->
   337                              <1> %endif
   338 00000311 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 00000314 268B4F08            <1> 	mov cx, word [es:bx + eldlDataAmount]	; amount data link info
   346 00000318 268B7F0A            <1> 	mov di, word [es:bx + eldlDataPrefixes]	; -> prefixes or hashes
   347                              <1> .datarelocfind:
   348 0000031C 83F901              <1> 	cmp cx, 1			; NZ if cx == 0
   349 0000031F F2AF                <1> 	repne scasw			; scan initial
   350                              <1> %if _ELDDATA_OPTIONAL
   351                              <1> 	jne .datanotfound_may_be_optional
   352                              <1> %else
   353 00000321 7541                <1> 	jne .datanotfound
   354                              <1> %endif
   355 00000323 57                  <1> 	push di
   356 00000324 51                  <1> 	push cx
   357 00000325 56                  <1> 	push si
   358 00000326 262B7F0A            <1> 	sub di, word [es:bx + eldlDataPrefixes]	; = double index, 1-based
   359 0000032A 4F                  <1> 	dec di
   360 0000032B 4F                  <1> 	dec di				; 0-based
   361 0000032C 26037F0C            <1> 	add di, word [es:bx + eldlDataEntries]	; -> entry
   362 00000330 268B3D              <1> 	mov di, [es:di]			; -> counted suffix/string
   363 00000333 B500                <1> 	mov ch, 0
   364 00000335 8A0C                <1> 	mov cl, byte [si]		; cx = length
   365 00000337 41                  <1> 	inc cx
   366                              <1> 	; cmp al, al			; ZR if length is zero
   367 00000338 F3A6                <1> 	repe cmpsb			; match ?
   368 0000033A 5E                  <1> 	pop si
   369 0000033B 59                  <1> 	pop cx
   370 0000033C 5F                  <1> 	pop di
   371 0000033D 75DD                <1> 	jne .datarelocfind		; if not found this time,
   372                              <1> 					;  scan for next initial -->
   373 0000033F 8814                <1> 	mov byte [si], dl		; restore the original byte at counter
   374 00000341 262B7F0A            <1> 	sub di, word [es:bx + eldlDataPrefixes]	; = double index, 1-based
   375 00000345 4F                  <1> 	dec di
   376 00000346 4F                  <1> 	dec di				; 0-based
   377 00000347 26037F0E            <1> 	add di, word [es:bx + eldlDataAddresses]	; -> address (offset)
   378 0000034B 268B05              <1> 	mov ax, word [es:di]		; get link data from the table
   379 0000034E E80700              <1> 	call .address_data_reloc
   380                              <1> %if _ELD_RELOC_VSTART
   381 00000351 2D[0000]            <1> 	sub ax, relocateddata		; *not* a relocation
   382                              <1> %endif
   383 00000354 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 00000356 EB91                <1> 	jmp .datarelocloop
   390                              <1> 
   391                              <1> .address_data_reloc:
   392 00000358 C576EE              <1> 	lds si, [bp + ?entry]		; -> entry if in ELD code instance
   393 0000035B 807EFA00            <1> 	cmp byte [bp + ?targetsection], 0
   394                              <1> 					; relocation in code ?
   395 0000035F 7402                <1> 	je @F				; yes -->
   396 00000361 16                  <1> 	push ss
   397 00000362 1F                  <1> 	pop ds				; => our ELD data block
   398                              <1> @@:
   399 00000363 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 00000364 BE[9408]            <1> 	mov si, lmsg.error_data
   560                              <1> internalcoderelocation
   561 00000367 E81900              <1> 	call .notfound			; display error
   562 0000036A 7306                <1> 	jnc .error_j3			; NC if in pass 0, error out now -->
   563 0000036C FF46E8              <1> 	inc word [bp + ?amounterrors]	; count the amount of errors
   564 0000036F E977FF              <1> 	jmp .datarelocloop		; go to next relocation entry -->
   565                              <1> 
   566                              <1> .error_j3:
   567 00000372 E9A301              <1> 	jmp .error
   568                              <1> 
   569                              <1> .codenotfound:
   570 00000375 BE[AD08]            <1> 	mov si, lmsg.error_code
   571                              <1> internalcoderelocation
   572 00000378 E80800              <1> 	call .notfound			; display error
   573 0000037B 73F5                <1> 	jnc .error_j3			; NC if in pass 0 -->
   574 0000037D FF46E8              <1> 	inc word [bp + ?amounterrors]	; count the amount of errors
   575 00000380 E98400              <1> 	jmp .coderelocloop		; go to next -->
   576                              <1> 
   577                              <1> .notfound:
   578 00000383 807EEA00            <1> 	cmp byte [bp + ?pass], 0	; pass 0 ?
   579 00000387 743A                <1> 	je .notfound.retn		; yes, do not try displaying --> (NC)
   580 00000389 16                  <1> 	 push ss
   581 0000038A 07                  <1> 	 pop es
   582 0000038B BF[0000]            <1> 	mov di, relocateddata
   583                              <1> linkdatarelocation line_out		; es:di -> line_out buffer
   584 0000038E E83300              <1> 	call .copy			; copy prefix message
   585 00000391 8B76E6              <1> 	mov si, word [bp + ?name]
   586 00000394 AD                  <1> 	lodsw				; = hash
   587 00000395 E8[0000]EB020000    <1> 	extcall hexword			; display the hash in hex
   588 0000039C 56                  <1> 	push si
   589 0000039D BE[C608]            <1> 	mov si, lmsg.error.2
   590                              <1> internalcoderelocation
   591 000003A0 E82100              <1> 	call .copy			; display message fragment
   592 000003A3 5E                  <1> 	pop si
   593                              <1> %if _ELD_LINKER_PASSES
   594 000003A4 56                  <1> 	push si
   595 000003A5 E81C00              <1> 	call .copy			; copy over the full name
   596 000003A8 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 000003A9 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 000003AC B022                <1> 	mov al, '"'
   609 000003AE AA                  <1> 	stosb				; end message with a closing quote mark
   610 000003AF 16                  <1> 	 push ss
   611 000003B0 1F                  <1> 	 pop ds
   612 000003B1 E8[0000]EB020000    <1> 	extcall putsline_crlf		; display diagnostic line
   613 000003B8 B8350E              <1> 	mov ax, 0E35h
   614 000003BB E8[0000]EB020000    <1> 	extcall setrc
   615 000003C2 F9                  <1> 	stc				; CY, diagnostic displayed
   616                              <1> .notfound.retn:
   617 000003C3 C3                  <1> 	retn
   618                              <1> 
   619                              <1> .copy:		; (cannot use extcallcall here)
   620 000003C4 E8[0000]EB020000    <1> 	extcall copy_single_counted_string
   621 000003CB 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 000003CC 2D[0000]            <1> 	sub ax, code			; revert adjustment (= displacement)
   638                              <1> %endif
   639 000003CF 0346FC              <1> 	add ax, word [bp + ?instance]	; make displacement into -> name string
   640 000003D2 96                  <1> 	xchg si, ax			; si -> hash word, counted name string
   641                              <1> %if _ELD_LINKER_PASSES || _ELDDATA_OPTIONAL || _ELDCALL_OPTIONAL
   642 000003D3 8976E6              <1> 	mov word [bp + ?name], si	; save away for diagnostics
   643                              <1> %endif
   644 000003D6 AD                  <1> 	lodsw			; = hash, si -> counted string
   645 000003D7 8A14                <1> 	mov dl, byte [si]	; dl = original start byte of match
   646                              <1> %if _ELD_LINKER_PASSES
   647 000003D9 84D2                <1> 	test dl, dl		; marked as already failed ?
   648                              <1> 				;  (80h = optional, 0 = required)
   649 000003DB 750A                <1> 	jnz @F			; no -->
   650 000003DD 837EE800            <1> 	cmp word [bp + ?amounterrors], 0
   651                              <1> 				; validate error status
   652 000003E1 7503E9A500          <1> 	je .error_j		; no error known ?! cancel quickly -->
   653 000003E6 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 000003E7 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 000003EA 720A                <1> 	jc @F			; if to use hash, return now -->
   679 000003EC AC                  <1> 	lodsb			; al = length
   680 000003ED 91                  <1> 	xchg cx, ax		; cl = length
   681 000003EE AD                  <1> 	lodsw			; ax = prefix
   682 000003EF 49                  <1> 	dec cx
   683 000003F0 49                  <1> 	dec cx			; cl = adjusted length
   684 000003F1 4E                  <1> 	dec si			; -> second byte of prefix
   685 000003F2 8A14                <1> 	mov dl, byte [si]	; dl = original start byte of match
   686 000003F4 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 000003F6 F9                  <1> 	stc			; CY
   695                              <1> %endif
   696 000003F7 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 000003F8 8B56FC              <1> 	mov dx, word [bp + ?instance]
   707                              <1> %if _ELD_LINKER_PASSES
   708 000003FB 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   709 000003FE 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 00000400 0397CC05            <1> 	add dx, word [linktable - code + ltLinkCode + bx]
   715                              <1>  %endif
   716                              <1> %else
   717                              <1> 	add dx, linkercoderelocations - code
   718                              <1> %endif
   719 00000404 8956F2              <1> 	mov word [bp + ?nextreloc], dx
   720                              <1> 
   721                              <1> .coderelocloop:
   722 00000407 C576F2              <1> 	lds si, [bp + ?nextreloc]
   723 0000040A 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 0000040B 0346FC              <1> 	add ax, word [bp + ?instance]
   731 0000040E 8946EE              <1> 	mov word [bp + ?entry], ax
   732 00000411 AD                  <1> 	lodsw
   733 00000412 8976F2              <1> 	mov word [bp + ?nextreloc], si
   734                              <1> %ifn _ELDCALL_OPTIONAL || _ELDCALL_NEXT
   735 00000415 85C0                <1> 	test ax, ax			; if no optional word, check -> match
   736 00000417 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 0000041C E8ADFF              <1> 	call .build_match
   748                              <1> %if _ELD_LINKER_PASSES
   749 0000041F 73E6                <1> 	jnc .coderelocloop
   750                              <1> %endif
   751 00000421 C45EF6              <1> 	les bx, [bp + ?linkinfo]
   752 00000424 268B4F10            <1> 	mov cx, word [es:bx + eldlCodeAmount]	; amount code link info
   753 00000428 268B7F12            <1> 	mov di, word [es:bx + eldlCodePrefixes]	; -> prefixes or hashes
   754                              <1> .coderelocfind:
   755 0000042C 83F901              <1> 	cmp cx, 1			; NZ if cx == 0
   756 0000042F 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 00000431 7403E93FFF          <1> 	jne .codenotfound
   767                              <1>  %endif
   768                              <1> %endif
   769 00000436 57                  <1> 	push di
   770 00000437 51                  <1> 	push cx
   771 00000438 56                  <1> 	push si
   772 00000439 262B7F12            <1> 	sub di, word [es:bx + eldlCodePrefixes]	; = double index, 1-based
   773 0000043D 4F                  <1> 	dec di
   774 0000043E 4F                  <1> 	dec di				; 0-based
   775 0000043F 26037F14            <1> 	add di, word [es:bx + eldlCodeEntries]	; -> entry
   776 00000443 268B3D              <1> 	mov di, [es:di]			; -> counted suffix/string
   777 00000446 B500                <1> 	mov ch, 0
   778 00000448 8A0C                <1> 	mov cl, byte [si]		; cx = length
   779 0000044A 41                  <1> 	inc cx
   780                              <1> 	; cmp al, al			; ZR if length is zero
   781 0000044B F3A6                <1> 	repe cmpsb			; match ?
   782 0000044D 5E                  <1> 	pop si
   783 0000044E 59                  <1> 	pop cx
   784 0000044F 5F                  <1> 	pop di
   785 00000450 75DA                <1> 	jne .coderelocfind
   786 00000452 8814                <1> 	mov byte [si], dl
   787 00000454 262B7F12            <1> 	sub di, word [es:bx + eldlCodePrefixes]	; = double index, 1-based
   788 00000458 4F                  <1> 	dec di
   789 00000459 4F                  <1> 	dec di				; 0-based
   790 0000045A 01FF                <1> 	add di, di			; quadruple index
   791 0000045C 26037F16            <1> 	add di, word [es:bx + eldlCodeAddresses]	; -> address (offset, segment)
   792 00000460 26FF35              <1> 	push word [es:di]
   793 00000463 C576EE              <1> 	lds si, [bp + ?entry]
   794 00000466 8F4405              <1> 	pop word [si + 3 + 2]		; call near imm (3), jmp short (2)
   795                              <1> 					;  patch the destination address
   796 00000469 803CE8              <1> 	cmp byte [si], 0E8h		; is it as expected ?
   797 0000046C 751D                <1> 	jne .error_j
   798 0000046E 268B7D02            <1> 	mov di, word [es:di + 2]
   799 00000472 BB[0000]            <1> 	mov bx, relocateddata
   800                              <1> linkdatarelocation linkcall_table	; ss:bx -> link call table
   801 00000475 36833F01            <1> 	cmp word [ss:bx], 1		; is it initialised to format 1 ?
   802 00000479 7510                <1> 	jne .error_j			; no -->
   803 0000047B 368B4F02            <1> 	mov cx, word [ss:bx + 2]	; get amount of segments
   804 0000047F E30A                <1> 	jcxz .error_j			; none -->
   805                              <1> @@:
   806 00000481 83C304              <1> 	add bx, 4			; -> next segment
   807 00000484 36393F              <1> 	cmp word [ss:bx], di		; value matches ?
   808 00000487 7405                <1> 	je @F				; yes, found -->
   809 00000489 E2F6                <1> 	loop @B				; try remaining segments
   810                              <1> .error_j:
   811 0000048B E98A00              <1> 	jmp .error
   812                              <1> 
   813                              <1> @@:
   814 0000048E 368B5F02            <1> 	mov bx, word [ss:bx + 2]	; -> call destination offset
   815                              <1> 		; si + 3 + delta = bx
   816                              <1> 		; delta = bx - si - 3
   817 00000492 29F3                <1> 	sub bx, si
   818 00000494 83EB03              <1> 	sub bx, 3
   819 00000497 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 0000049A E96AFF              <1> 	jmp .coderelocloop
   826                              <1> 
   827                              <1> .donecodereloc:
   828                              <1> %if _ELD_LINKER_PASSES
   829 0000049D 8B46E8              <1> 	mov ax, word [bp + ?amounterrors]
   830 000004A0 85C0                <1> 	test ax, ax
   831 000004A2 75E7                <1> 	jnz .error_j
   832 000004A4 8B5EEA              <1> 	mov bx, word [bp + ?pass]
   833 000004A7 85DB                <1> 	test bx, bx
   834 000004A9 750B                <1> 	jnz @F
   835 000004AB 43                  <1> 	inc bx
   836 000004AC 43                  <1> 	inc bx
   837 000004AD 895EEA              <1> 	mov word [bp + ?pass], bx
   838 000004B0 8B56FC              <1> 	mov dx, word [bp + ?instance]
   839 000004B3 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 000004B6 16                  <1> 	push ss
   848 000004B7 1F                  <1> 	pop ds
   849 000004B8 B02D                <1> 	mov al, 2Dh
   850 000004BA E8[0000]EB020000    <1> 	extcall intchk			; ZR if offset = -1 or segment = 0
   851                              <1> 					; CHG: ax, dx, bx
   852 000004C1 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 000004C3 8A26[0000]          <1> 	mov ah, byte [relocateddata]
   860                              <1> linkdatarelocation try_debugger_amis_multiplex_number
   861 000004C7 E85500              <1> 	call plex_check
   862 000004CA 7305                <1> 	jnc @F
   863                              <1> 
   864 000004CC B4FF                <1> 	mov ah, 0FFh		; start with multiplex number 0FFh
   865                              <1> .loop_hint:
   866 000004CE E84E00              <1> 	call plex_check
   867                              <1> @@:
   868 000004D1 7307                <1> 	jnc .end_hint		; if found --> (NC)
   869 000004D3 80EC01              <1> 	sub ah, 1		; search is backward (to find latest installed first), from 0FFh to 00h including
   870 000004D6 73F6                <1> 	jnc .loop_hint		; try next if we didn't check all yet -->
   871 000004D8 EB20                <1> 	jmp .no_hint
   872                              <1> 
   873                              <1> .end_hint:
   874 000004DA 50                  <1> 	push ax
   875 000004DB C446FC              <1> 	les ax, [bp + ?instance]
   876 000004DE BF[DE06]            <1> 	mov di, listmsg.hint.offset
   877                              <1> internalcoderelocation
   878 000004E1 E8[0000]EB020000    <1> 	extcall hexword
   879 000004E8 BB[BC06]            <1> 	mov bx, listmsg.hint
   880                              <1> internalcoderelocation
   881 000004EB 368B16[0000]        <1> 	mov dx, [ss:relocateddata]
   882                              <1> linkdatarelocation extseg	; must be 86 Mode segment even in PM
   883 000004F0 58                  <1> 	pop ax
   884 000004F1 B040                <1> 	mov al, 40h		; AMIS message display service
   885 000004F3 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 000004FA 5B                  <1> 	pop bx				; -> our heap data
  1005 000004FB 5E                  <1> 	pop si				; -> our command line tail
  1006 000004FC 16                  <1> 	 push ss
  1007 000004FD 1F                  <1> 	 pop ds
  1008 000004FE C47EFC              <1> 	les di, [bp + ?instance]
  1009 00000501 268B4502            <1> 	mov ax, word [es:di + eldiEndCode]
  1010                              <1> houdini
  1011 00000505 2D[4002]            <1> 	sub ax, strict word endresident + code
  1012                              <1> internalcoderelocation
  1013 00000508 26C74502[4002]      <1> 	mov word [es:di + eldiEndCode], endresident + code
  1014                              <1> internalcoderelocation
  1015 0000050E 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 00000512 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 00000515 E980FC              <1> 	jmp start
  1029                              <1> 
  1030                              <1> .error:
  1031 00000518 89EC5D              <1> 	lleave
  1032 0000051B B8FFFF              <1> 	mov ax, -1
  1033 0000051E 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 0000051F 16                  <1> 	push ss
  1055 00000520 1F                  <1> 	pop ds
  1056 00000521 F606[0000]08        <1> 	testopt [relocateddata], 8
  1057                              <1> linkdatarelocation internalflags4, -3
  1058 00000526 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 00000528 BE[0000]            <1> 	mov si, relocateddata
  1068                              <1> linkdatarelocation amis_multiplex_number, -2, optional
  1069 0000052B 85F6                <1> 	test si, si
  1070 0000052D 7404                <1> 	jz @F
  1071 0000052F 3A24                <1> 	cmp ah, byte [si]
  1072 00000531 7420                <1> 	je .notfound		; do not use our own multiplexer -->
  1073                              <1> %endif
  1074                              <1> @@:
  1075 00000533 B000                <1> 	mov al, 00h		; AMIS installation check
  1076 00000535 E8[0000]EB020000    <1> 	extcall call_int2D	; AMIS (or "DOS reserved" = iret if no AMIS present)
  1077 0000053C 3CFF                <1> 	cmp al, 0FFh
  1078 0000053E 7513                <1> 	jne .notfound
  1079 00000540 0E                  <1> 	push cs
  1080 00000541 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 00000542 BE[AC06]            <1> 	mov si, debuggeramissig	; ds:si -> our AMIS name strings
  1089                              <1> internalcoderelocation
  1090 00000545 E8[0000]EB020000    <1> 	extcall setes2dx	; es:di -> name strings of AMIS multiplexer that just answered
  1091 0000054C B90800              <1> 	mov cx, 8		; Ignore description, only compare vendor and program name
  1092 0000054F F3A7                <1> 	repe cmpsw
  1093                              <1> %endif
  1094 00000551 7401                <1> 	je .checkret		; ZR, NC = match -->
  1095                              <1> .notfound:
  1096 00000553 F9                  <1> 	stc			; CY no match
  1097                              <1> .checkret:
  1098 00000554 C3                  <1> 	retn
  1099                              <1> %endif
  1100                              <1> 
  1101                              <1> 
  1102 00000555 00<rep 3h>          <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 00000558 2200[E606]4001-     <1> 	dw ELDCALL_CODE_RELOCATIONS, 0, 0
  1107 0000055E [F506]4801[0107]50- <1>
  1107 00000565 01[0D07]5801[1407]- <1>
  1107 0000056C 6001[1D07]6801-     <1>
  1107 00000572 [2507]7001[2D07]78- <1>
  1107 00000579 01[3407]8001[3C07]- <1>
  1107 00000580 8801[4407]9001-     <1>
  1107 00000586 [4F07]E901[1407]BA- <1>
  1107 0000058D 04[8607]E104[4F07]- <1>
  1107 00000594 F304[8F07]3505-     <1>
  1107 0000059A [8F07]4505[9C07]00- <1>
  1107 000005A1 000000              <1>
  1108                              <1> %endif
  1109                              <1> 
  1110                              <1> %if _ELD_LINKER_PASSES
  1111                              <1> linkerlinkercoderelocations:
  1112                              <1> %if _ELDCALL_OPTIONAL || _ELDCALL_NEXT
  1113                              <1> 	dw ELDCALL_LINKER_CODE_RELOCATIONS_OPTIONAL, 0
  1114                              <1> %else
  1115 000005A4 9503[4F07]B103-     <1> 	dw ELDCALL_LINKER_CODE_RELOCATIONS, 0, 0
  1115 000005AA [5907]BB03[2507]C4- <1>
  1115 000005B1 03[6907]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 000005B8 9E06                <1> 	dw internallinkercodetocoderelocations - code
  1123 000005BA 5006                <1> 	dw internalcodetocoderelocations - code
  1124                              <1> at ltCodeToData
  1125 000005BC A606                <1> 	dw internallinkercodetodatarelocations - code
  1126 000005BE 7206                <1> 	dw internalcodetodatarelocations - code
  1127                              <1> at ltDataToCode
  1128 000005C0 A806                <1> 	dw internallinkerdatatocoderelocations - code
  1129 000005C2 8C06                <1> 	dw internaldatatocoderelocations - code
  1130                              <1> at ltDataToData
  1131 000005C4 AA06                <1> 	dw internallinkerdatatodatarelocations - code
  1132 000005C6 8E06                <1> 	dw internaldatatodatarelocations - code
  1133                              <1> at ltLinkData
  1134 000005C8 9006                <1> 	dw linkerlinkerdatarelocations - code
  1135 000005CA D005                <1> 	dw linkerdatarelocations - code
  1136                              <1> at ltLinkCode
  1137 000005CC A405                <1> 	dw linkerlinkercoderelocations - code
  1138 000005CE 5805                <1> 	dw linkercoderelocations - code
  1139                              <1> 	iend
  1140                              <1> %endif
  1141                              <1> 
  1142                              <1> 	align 2, db 0
  1143                              <1> linkerdatarelocations:
  1144 000005D0 01004700[A707]0100- <1> 	dw LINK_DATA_RELOCATIONS, 0
  1144 000005D8 4900[B107]01004C00- <1>
  1144 000005E0 [BA07]01006A00-     <1>
  1144 000005E6 [CA07]01008E00-     <1>
  1144 000005EC [CA07]0100CD00-     <1>
  1144 000005F2 [E007]0100D600-     <1>
  1144 000005F8 [EB07]0100A101-     <1>
  1144 000005FE [F407]0100C801-     <1>
  1144 00000604 [0208]0100D801-     <1>
  1144 0000060A [0D08]0100E501-     <1>
  1144 00000610 [1B08]0100FC01-     <1>
  1144 00000616 [0D08]01000802-     <1>
  1144 0000061C [1B08]01000C02-     <1>
  1144 00000622 [CA07]01002702-     <1>
  1144 00000628 [CA07]01002D02-     <1>
  1144 0000062E [0208]0100C504-     <1>
  1144 00000634 [4608]0100EE04-     <1>
  1144 0000063A [EB07]01001005-     <1>
  1144 00000640 [0D08]01002305-     <1>
  1144 00000646 [6B08]01012905-     <1>
  1144 0000064C [7C08]0000          <1>
  1145                              <1> 
  1146                              <1> 	align 2, db 0
  1147                              <1> internalcodetocoderelocations:
  1148 00000650 6500B200CF01D401DC- <1> 	dw INTERNAL_CODE_TO_CODE_RELOCATIONS, 0
  1148 00000659 01E101F80104020F02- <1>
  1148 00000662 22022902DF04E90406- <1>
  1148 0000066B 050C0543050000      <1>
  1149                              <1> 
  1150                              <1> 	align 2, db 0
  1151                              <1> internalcodetodatarelocations:
  1152 00000672 3400B600C700E20012- <1> 	dw INTERNAL_CODE_TO_DATA_RELOCATIONS, 0
  1152 0000067B 0119012B0132013501- <1>
  1152 00000684 A901BE0133020000    <1>
  1153                              <1> 
  1154                              <1> 	align 2, db 0
  1155                              <1> internaldatatocoderelocations:
  1156 0000068C FFFF                <1> 	dw INTERNAL_DATA_TO_CODE_RELOCATIONS, -1
  1157                              <1> 
  1158                              <1> 	align 2, db 0
  1159                              <1> internaldatatodatarelocations:
  1160 0000068E 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 00000690 01008C03[2A08]0100- <1> 	dw LINK_LINKER_DATA_RELOCATIONS, 0
  1165 00000698 7304[3508]0000      <1>
  1166                              <1> 
  1167                              <1> 	align 2, db 0
  1168                              <1> internallinkercodetocoderelocations:
  1169 0000069E 650376039E030000    <1> 	dw INTERNAL_LINKER_CODE_TO_CODE_RELOCATIONS, 0
  1170                              <1> 
  1171                              <1> 	align 2, db 0
  1172                              <1> internallinkercodetodatarelocations:
  1173 000006A6 0000                <1> 	dw INTERNAL_LINKER_CODE_TO_DATA_RELOCATIONS, 0
  1174                              <1> 
  1175                              <1> 	align 2, db 0
  1176                              <1> internallinkerdatatocoderelocations:
  1177 000006A8 FFFF                <1> 	dw INTERNAL_LINKER_DATA_TO_CODE_RELOCATIONS, -1
  1178                              <1> 
  1179                              <1> 	align 2, db 0
  1180                              <1> internallinkerdatatodatarelocations:
  1181 000006AA 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 000006AC 65636D20<rep 5h>    <1> 		fill 8, 32, db "ecm"
  1198 000006B4 6C446562756720-     <1> 		fill 8, 32, db "lDebug"
  1198 000006B4 <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 000006BC 547261634C6973742D- <1> .hint:		db "TracList-add-offset=",_LISTING,"::"
  1210 000006C5 6164642D6F66667365- <1>
  1210 000006CE 743D646F7373747261- <1>
  1210 000006D7 742E6C73743A3A      <1>
  1211 000006DE 2D2D2D2D680D0A00    <1> .hint.offset:	asciz "----h",13,10
  1212                              <1> %endif
  1213                              <1> 
  1214 000006E6 30CD0C636D64335F6E- <1> 	eldcall_dump_names ELDCALL_CODE_NAMES
  1214 000006EF 6F745F657874D55509- <1>
  1214 000006F8 736B6970636F6D6D61- <1>
  1214 00000701 03C309697373747269- <1>
  1214 0000070A 6E673FBABD04636D64- <1>
  1214 00000713 33DDB90663686B656F- <1>
  1214 0000071C 6C551205707574737A- <1>
  1214 00000725 B21205736574726328- <1>
  1214 0000072E 90046973706D629605- <1>
  1214 00000737 496E444F53A7AA0565- <1>
  1214 00000740 72726F726831085F64- <1>
  1214 00000749 6F7363616C6C848107- <1>
  1214 00000752 686578776F72646FA2- <1>
  1214 0000075B 0D707574736C696E65- <1>
  1214 00000764 5F63726C66D0BB1A63- <1>
  1214 0000076D 6F70795F73696E676C- <1>
  1214 00000776 655F636F756E746564- <1>
  1214 0000077F 5F737472696E679869- <1>
  1214 00000788 06696E7463686B2130- <1>
  1214 00000791 0A63616C6C5F696E74- <1>
  1214 0000079A 3244B7740873657465- <1>
  1214 000007A3 73326478            <1>
  1215 000007A7 C30B076C617374636D- <1> 	link_data_dump_names LINK_DATA_NAMES
  1215 000007B0 646B5D06646D79636D- <1>
  1215 000007B9 6454400D6D73672E75- <1>
  1215 000007C2 6E696E7374616C6C97- <1>
  1215 000007CB B6136578745F636F6D- <1>
  1215 000007D4 6D616E645F68616E64- <1>
  1215 000007DD 6C6572EB4208657874- <1>
  1215 000007E6 647373656CD52D0665- <1>
  1215 000007EF 78747365678D710B6D- <1>
  1215 000007F8 73672E696E7374616C- <1>
  1215 00000801 6C5ABC086F7074696F- <1>
  1215 0000080A 6E7337E7D30B657874- <1>
  1215 00000813 7365675F75736564B2- <1>
  1215 0000081C 400C65787464617461- <1>
  1215 00000825 5F7573656484E3086C- <1>
  1215 0000082E 696E655F6F75746844- <1>
  1215 00000837 0E6C696E6B63616C6C- <1>
  1215 00000840 5F7461626C65F09E22- <1>
  1215 00000849 7472795F6465627567- <1>
  1215 00000852 6765725F616D69735F- <1>
  1215 0000085B 6D756C7469706C6578- <1>
  1215 00000864 5F6E756D626572CB51- <1>
  1215 0000086D 0E696E7465726E616C- <1>
  1215 00000876 666C61677334688C15- <1>
  1215 0000087F 616D69735F6D756C74- <1>
  1215 00000888 69706C65785F6E756D- <1>
  1215 00000891 626572              <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 00000894 1844617461206C696E- <1> .error_data:			counted "Data link missing, hash="
  1228 0000089D 6B206D697373696E67- <1>
  1228 000008A6 2C20686173683D      <1>
  1229 000008AD 18436F6465206C696E- <1> .error_code:			counted "Code link missing, hash="
  1229 000008B6 6B206D697373696E67- <1>
  1229 000008BF 2C20686173683D      <1>
  1230 000008C6 0A682C206C6162656C- <1> .error.2:			counted "h, label ",'"'
  1230 000008CF 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 000008D1 00<rep Fh>          <1> 	align 16, db 0
   449                                  
   450                                  	align 16
   451                                  code_size equ $ - code
