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Backported from glide3x.
This commit is contained in:
guillemj
2006-12-03 04:47:28 +00:00
parent 4372942b61
commit 37d9fc555e
1 changed files with 145 additions and 0 deletions
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145
glide2x/h3/glide/src/xos.inc Normal file
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;
; compulsory header for glide3/xdraw* assembly specializations (NASM)
;
; $Header$
; $Log$
; Revision 1.1.2.3 2004/10/04 08:57:52 dborca
; supporting DOS/OpenWatcom in Assembly files
;
;
; Revision 1.1.2.1 2003/06/07 09:53:25 dborca
; initial checkin for NASM sources
;
;---------------------------------------
; platform defines
;---------------------------------------
%define XOS_DJGPP 1
%define XOS_LINUX 2
%define XOS_WIN32 4
%define XOS_WATCD 8
%define STDCALL 0
%define ELFTYPE 0
;---------------------------------------
; pick up the right OS
;---------------------------------------
%ifdef __DJGPP__
%define XOS XOS_DJGPP
%elifdef __linux__
%define XOS XOS_LINUX
%define ELFTYPE 1
%elifdef __WIN32__
%define XOS XOS_WIN32
%define STDCALL 1
%elifdef __WATCOMD__
%define XOS XOS_WATCD
%define STDCALL 1
%else
%error Unknown OS
%endif
;---------------------------------------
; general purpose macros
;---------------------------------------
%macro extrn 1-2 0
%if STDCALL && (%2 > 0)
%define %1 %1@%2
%endif
extern %1
%endmacro
%macro globl 1-2 0
%if STDCALL && (%2 > 0)
%define %1 %1@%2
%endif
global %1
%endmacro
%macro proc 1-2 0
%push proc
%if STDCALL && (%2 > 0)
%define %$ret RET %2
%else
%define %$ret RET
%endif
%if ELFTYPE
globl %1:function, %2
%else
globl %1, %2
%endif
%1:
%endmacro
%macro endp 0
%ifnctx proc
%error Mismatched `endp'/`proc'
%else
%pop
%endif
%endmacro
%macro ret 0
%ifnctx proc
RET
%else
%$ret
%endif
%endmacro
%macro invoke 1-*
%rep %0 - 1
%rotate -1
push %1
%endrep
%rotate -1
call %1
%if (STDCALL == 0) && (%0 > 1)
add esp, 4 * (%0 - 1)
%endif
%endmacro
;---------------------------------------
; Windows
;---------------------------------------
%if XOS == XOS_WIN32
%define TEXT .text align=32
%define DATA .data align=32
%define CONST .rdata align=32
%endif
;---------------------------------------
; DJGPP
;---------------------------------------
%if XOS == XOS_DJGPP
%define TEXT .text
%define DATA .data
%define CONST .rodata
%endif
;---------------------------------------
; Linux
;---------------------------------------
%if XOS == XOS_LINUX
%define TEXT .text align=32
%define DATA .data align=32
%define CONST .rodata align=32
%endif
;---------------------------------------
; WATCOM/DOS
;---------------------------------------
%if XOS == XOS_WATCD
%define TEXT _TEXT align=1 public use32 class=CODE FLAT
%define DATA _DATA align=4 public use32 class=DATA FLAT
%define CONST CONST2 align=4 public use32 class=DATA FLAT
%endif