mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-12-12 05:31:59 +00:00
795 lines
14 KiB
ArmAsm
795 lines
14 KiB
ArmAsm
/*
|
|
surf8.S
|
|
|
|
Intel x86 assembly-language 8bpp surface block drawing code
|
|
|
|
Copyright (C) 1996-1997 Id Software, Inc.
|
|
|
|
This program is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License
|
|
as published by the Free Software Foundation; either version 2
|
|
of the License, or (at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
|
|
|
See the GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to:
|
|
|
|
Free Software Foundation, Inc.
|
|
59 Temple Place - Suite 330
|
|
Boston, MA 02111-1307, USA
|
|
|
|
$Id$
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
# include "config.h"
|
|
#endif
|
|
|
|
#include "asm_i386.h"
|
|
#include "quakeasm.h"
|
|
#include "asm_draw.h"
|
|
|
|
#ifdef PIC
|
|
#undef USE_INTEL_ASM //XXX asm pic hack
|
|
#endif
|
|
|
|
#ifdef USE_INTEL_ASM
|
|
|
|
.data
|
|
|
|
sb_v: .long 0
|
|
|
|
.text
|
|
|
|
.align 4
|
|
.globl C(R_Surf8Start)
|
|
C(R_Surf8Start):
|
|
|
|
//----------------------------------------------------------------------
|
|
// Surface block drawer for mip level 0
|
|
//----------------------------------------------------------------------
|
|
|
|
.align 4
|
|
.globl C(R_DrawSurfaceBlock8_mip0)
|
|
C(R_DrawSurfaceBlock8_mip0):
|
|
pushl %ebp // preserve caller's stack frame
|
|
pushl %edi
|
|
pushl %esi // preserve register variables
|
|
pushl %ebx
|
|
|
|
// for (v=0 ; v<numvblocks ; v++)
|
|
// {
|
|
movl C(r_lightptr),%ebx
|
|
movl C(r_numvblocks),%eax
|
|
|
|
movl %eax,sb_v
|
|
movl C(prowdestbase),%edi
|
|
|
|
movl C(pbasesource),%esi
|
|
|
|
Lv_loop_mip0:
|
|
|
|
// lightleft = lightptr[0];
|
|
// lightright = lightptr[1];
|
|
// lightdelta = (lightleft - lightright) & 0xFFFFF;
|
|
movl (%ebx),%eax // lightleft
|
|
movl 4(%ebx),%edx // lightright
|
|
|
|
movl %eax,%ebp
|
|
movl C(r_lightwidth),%ecx
|
|
|
|
movl %edx,C(lightright)
|
|
subl %edx,%ebp
|
|
|
|
andl $0xFFFFF,%ebp
|
|
leal (%ebx,%ecx,4),%ebx
|
|
|
|
// lightptr += lightwidth;
|
|
movl %ebx,C(r_lightptr)
|
|
|
|
// lightleftstep = (lightptr[0] - lightleft) >> blockdivshift;
|
|
// lightrightstep = (lightptr[1] - lightright) >> blockdivshift;
|
|
// lightdeltastep = ((lightleftstep - lightrightstep) & 0xFFFFF) |
|
|
// 0xF0000000;
|
|
movl 4(%ebx),%ecx // lightptr[1]
|
|
movl (%ebx),%ebx // lightptr[0]
|
|
|
|
subl %eax,%ebx
|
|
subl %edx,%ecx
|
|
|
|
sarl $4,%ecx
|
|
orl $0xF0000000,%ebp
|
|
|
|
sarl $4,%ebx
|
|
movl %ecx,C(lightrightstep)
|
|
|
|
subl %ecx,%ebx
|
|
andl $0xFFFFF,%ebx
|
|
|
|
orl $0xF0000000,%ebx
|
|
subl %ecx,%ecx // high word must be 0 in loop for addressing
|
|
|
|
movl %ebx,C(lightdeltastep)
|
|
subl %ebx,%ebx // high word must be 0 in loop for addressing
|
|
|
|
Lblockloop8_mip0:
|
|
movl %ebp,C(lightdelta)
|
|
movb 14(%esi),%cl
|
|
|
|
sarl $4,%ebp
|
|
movb %dh,%bh
|
|
|
|
movb 15(%esi),%bl
|
|
addl %ebp,%edx
|
|
|
|
movb %dh,%ch
|
|
addl %ebp,%edx
|
|
|
|
movb 0x12345678(%ebx),%ah
|
|
LBPatch0:
|
|
movb 13(%esi),%bl
|
|
|
|
movb 0x12345678(%ecx),%al
|
|
LBPatch1:
|
|
movb 12(%esi),%cl
|
|
|
|
movb %dh,%bh
|
|
addl %ebp,%edx
|
|
|
|
rorl $16,%eax
|
|
movb %dh,%ch
|
|
|
|
addl %ebp,%edx
|
|
movb 0x12345678(%ebx),%ah
|
|
LBPatch2:
|
|
|
|
movb 11(%esi),%bl
|
|
movb 0x12345678(%ecx),%al
|
|
LBPatch3:
|
|
|
|
movb 10(%esi),%cl
|
|
movl %eax,12(%edi)
|
|
|
|
movb %dh,%bh
|
|
addl %ebp,%edx
|
|
|
|
movb %dh,%ch
|
|
addl %ebp,%edx
|
|
|
|
movb 0x12345678(%ebx),%ah
|
|
LBPatch4:
|
|
movb 9(%esi),%bl
|
|
|
|
movb 0x12345678(%ecx),%al
|
|
LBPatch5:
|
|
movb 8(%esi),%cl
|
|
|
|
movb %dh,%bh
|
|
addl %ebp,%edx
|
|
|
|
rorl $16,%eax
|
|
movb %dh,%ch
|
|
|
|
addl %ebp,%edx
|
|
movb 0x12345678(%ebx),%ah
|
|
LBPatch6:
|
|
|
|
movb 7(%esi),%bl
|
|
movb 0x12345678(%ecx),%al
|
|
LBPatch7:
|
|
|
|
movb 6(%esi),%cl
|
|
movl %eax,8(%edi)
|
|
|
|
movb %dh,%bh
|
|
addl %ebp,%edx
|
|
|
|
movb %dh,%ch
|
|
addl %ebp,%edx
|
|
|
|
movb 0x12345678(%ebx),%ah
|
|
LBPatch8:
|
|
movb 5(%esi),%bl
|
|
|
|
movb 0x12345678(%ecx),%al
|
|
LBPatch9:
|
|
movb 4(%esi),%cl
|
|
|
|
movb %dh,%bh
|
|
addl %ebp,%edx
|
|
|
|
rorl $16,%eax
|
|
movb %dh,%ch
|
|
|
|
addl %ebp,%edx
|
|
movb 0x12345678(%ebx),%ah
|
|
LBPatch10:
|
|
|
|
movb 3(%esi),%bl
|
|
movb 0x12345678(%ecx),%al
|
|
LBPatch11:
|
|
|
|
movb 2(%esi),%cl
|
|
movl %eax,4(%edi)
|
|
|
|
movb %dh,%bh
|
|
addl %ebp,%edx
|
|
|
|
movb %dh,%ch
|
|
addl %ebp,%edx
|
|
|
|
movb 0x12345678(%ebx),%ah
|
|
LBPatch12:
|
|
movb 1(%esi),%bl
|
|
|
|
movb 0x12345678(%ecx),%al
|
|
LBPatch13:
|
|
movb (%esi),%cl
|
|
|
|
movb %dh,%bh
|
|
addl %ebp,%edx
|
|
|
|
rorl $16,%eax
|
|
movb %dh,%ch
|
|
|
|
movb 0x12345678(%ebx),%ah
|
|
LBPatch14:
|
|
movl C(lightright),%edx
|
|
|
|
movb 0x12345678(%ecx),%al
|
|
LBPatch15:
|
|
movl C(lightdelta),%ebp
|
|
|
|
movl %eax,(%edi)
|
|
|
|
addl C(sourcetstep),%esi
|
|
addl C(surfrowbytes),%edi
|
|
|
|
addl C(lightrightstep),%edx
|
|
addl C(lightdeltastep),%ebp
|
|
|
|
movl %edx,C(lightright)
|
|
jc Lblockloop8_mip0
|
|
|
|
// if (pbasesource >= r_sourcemax)
|
|
// pbasesource -= stepback;
|
|
|
|
cmpl C(r_sourcemax),%esi
|
|
jb LSkip_mip0
|
|
subl C(r_stepback),%esi
|
|
LSkip_mip0:
|
|
|
|
movl C(r_lightptr),%ebx
|
|
decl sb_v
|
|
|
|
jnz Lv_loop_mip0
|
|
|
|
popl %ebx // restore register variables
|
|
popl %esi
|
|
popl %edi
|
|
popl %ebp // restore the caller's stack frame
|
|
ret
|
|
|
|
|
|
//----------------------------------------------------------------------
|
|
// Surface block drawer for mip level 1
|
|
//----------------------------------------------------------------------
|
|
|
|
.align 4
|
|
.globl C(R_DrawSurfaceBlock8_mip1)
|
|
C(R_DrawSurfaceBlock8_mip1):
|
|
pushl %ebp // preserve caller's stack frame
|
|
pushl %edi
|
|
pushl %esi // preserve register variables
|
|
pushl %ebx
|
|
|
|
// for (v=0 ; v<numvblocks ; v++)
|
|
// {
|
|
movl C(r_lightptr),%ebx
|
|
movl C(r_numvblocks),%eax
|
|
|
|
movl %eax,sb_v
|
|
movl C(prowdestbase),%edi
|
|
|
|
movl C(pbasesource),%esi
|
|
|
|
Lv_loop_mip1:
|
|
|
|
// lightleft = lightptr[0];
|
|
// lightright = lightptr[1];
|
|
// lightdelta = (lightleft - lightright) & 0xFFFFF;
|
|
movl (%ebx),%eax // lightleft
|
|
movl 4(%ebx),%edx // lightright
|
|
|
|
movl %eax,%ebp
|
|
movl C(r_lightwidth),%ecx
|
|
|
|
movl %edx,C(lightright)
|
|
subl %edx,%ebp
|
|
|
|
andl $0xFFFFF,%ebp
|
|
leal (%ebx,%ecx,4),%ebx
|
|
|
|
// lightptr += lightwidth;
|
|
movl %ebx,C(r_lightptr)
|
|
|
|
// lightleftstep = (lightptr[0] - lightleft) >> blockdivshift;
|
|
// lightrightstep = (lightptr[1] - lightright) >> blockdivshift;
|
|
// lightdeltastep = ((lightleftstep - lightrightstep) & 0xFFFFF) |
|
|
// 0xF0000000;
|
|
movl 4(%ebx),%ecx // lightptr[1]
|
|
movl (%ebx),%ebx // lightptr[0]
|
|
|
|
subl %eax,%ebx
|
|
subl %edx,%ecx
|
|
|
|
sarl $3,%ecx
|
|
orl $0x70000000,%ebp
|
|
|
|
sarl $3,%ebx
|
|
movl %ecx,C(lightrightstep)
|
|
|
|
subl %ecx,%ebx
|
|
andl $0xFFFFF,%ebx
|
|
|
|
orl $0xF0000000,%ebx
|
|
subl %ecx,%ecx // high word must be 0 in loop for addressing
|
|
|
|
movl %ebx,C(lightdeltastep)
|
|
subl %ebx,%ebx // high word must be 0 in loop for addressing
|
|
|
|
Lblockloop8_mip1:
|
|
movl %ebp,C(lightdelta)
|
|
movb 6(%esi),%cl
|
|
|
|
sarl $3,%ebp
|
|
movb %dh,%bh
|
|
|
|
movb 7(%esi),%bl
|
|
addl %ebp,%edx
|
|
|
|
movb %dh,%ch
|
|
addl %ebp,%edx
|
|
|
|
movb 0x12345678(%ebx),%ah
|
|
LBPatch22:
|
|
movb 5(%esi),%bl
|
|
|
|
movb 0x12345678(%ecx),%al
|
|
LBPatch23:
|
|
movb 4(%esi),%cl
|
|
|
|
movb %dh,%bh
|
|
addl %ebp,%edx
|
|
|
|
rorl $16,%eax
|
|
movb %dh,%ch
|
|
|
|
addl %ebp,%edx
|
|
movb 0x12345678(%ebx),%ah
|
|
LBPatch24:
|
|
|
|
movb 3(%esi),%bl
|
|
movb 0x12345678(%ecx),%al
|
|
LBPatch25:
|
|
|
|
movb 2(%esi),%cl
|
|
movl %eax,4(%edi)
|
|
|
|
movb %dh,%bh
|
|
addl %ebp,%edx
|
|
|
|
movb %dh,%ch
|
|
addl %ebp,%edx
|
|
|
|
movb 0x12345678(%ebx),%ah
|
|
LBPatch26:
|
|
movb 1(%esi),%bl
|
|
|
|
movb 0x12345678(%ecx),%al
|
|
LBPatch27:
|
|
movb (%esi),%cl
|
|
|
|
movb %dh,%bh
|
|
addl %ebp,%edx
|
|
|
|
rorl $16,%eax
|
|
movb %dh,%ch
|
|
|
|
movb 0x12345678(%ebx),%ah
|
|
LBPatch28:
|
|
movl C(lightright),%edx
|
|
|
|
movb 0x12345678(%ecx),%al
|
|
LBPatch29:
|
|
movl C(lightdelta),%ebp
|
|
|
|
movl %eax,(%edi)
|
|
movl C(sourcetstep),%eax
|
|
|
|
addl %eax,%esi
|
|
movl C(surfrowbytes),%eax
|
|
|
|
addl %eax,%edi
|
|
movl C(lightrightstep),%eax
|
|
|
|
addl %eax,%edx
|
|
movl C(lightdeltastep),%eax
|
|
|
|
addl %eax,%ebp
|
|
movl %edx,C(lightright)
|
|
|
|
jc Lblockloop8_mip1
|
|
|
|
// if (pbasesource >= r_sourcemax)
|
|
// pbasesource -= stepback;
|
|
|
|
cmpl C(r_sourcemax),%esi
|
|
jb LSkip_mip1
|
|
subl C(r_stepback),%esi
|
|
LSkip_mip1:
|
|
|
|
movl C(r_lightptr),%ebx
|
|
decl sb_v
|
|
|
|
jnz Lv_loop_mip1
|
|
|
|
popl %ebx // restore register variables
|
|
popl %esi
|
|
popl %edi
|
|
popl %ebp // restore the caller's stack frame
|
|
ret
|
|
|
|
|
|
//----------------------------------------------------------------------
|
|
// Surface block drawer for mip level 2
|
|
//----------------------------------------------------------------------
|
|
|
|
.align 4
|
|
.globl C(R_DrawSurfaceBlock8_mip2)
|
|
C(R_DrawSurfaceBlock8_mip2):
|
|
pushl %ebp // preserve caller's stack frame
|
|
pushl %edi
|
|
pushl %esi // preserve register variables
|
|
pushl %ebx
|
|
|
|
// for (v=0 ; v<numvblocks ; v++)
|
|
// {
|
|
movl C(r_lightptr),%ebx
|
|
movl C(r_numvblocks),%eax
|
|
|
|
movl %eax,sb_v
|
|
movl C(prowdestbase),%edi
|
|
|
|
movl C(pbasesource),%esi
|
|
|
|
Lv_loop_mip2:
|
|
|
|
// lightleft = lightptr[0];
|
|
// lightright = lightptr[1];
|
|
// lightdelta = (lightleft - lightright) & 0xFFFFF;
|
|
movl (%ebx),%eax // lightleft
|
|
movl 4(%ebx),%edx // lightright
|
|
|
|
movl %eax,%ebp
|
|
movl C(r_lightwidth),%ecx
|
|
|
|
movl %edx,C(lightright)
|
|
subl %edx,%ebp
|
|
|
|
andl $0xFFFFF,%ebp
|
|
leal (%ebx,%ecx,4),%ebx
|
|
|
|
// lightptr += lightwidth;
|
|
movl %ebx,C(r_lightptr)
|
|
|
|
// lightleftstep = (lightptr[0] - lightleft) >> blockdivshift;
|
|
// lightrightstep = (lightptr[1] - lightright) >> blockdivshift;
|
|
// lightdeltastep = ((lightleftstep - lightrightstep) & 0xFFFFF) |
|
|
// 0xF0000000;
|
|
movl 4(%ebx),%ecx // lightptr[1]
|
|
movl (%ebx),%ebx // lightptr[0]
|
|
|
|
subl %eax,%ebx
|
|
subl %edx,%ecx
|
|
|
|
sarl $2,%ecx
|
|
orl $0x30000000,%ebp
|
|
|
|
sarl $2,%ebx
|
|
movl %ecx,C(lightrightstep)
|
|
|
|
subl %ecx,%ebx
|
|
|
|
andl $0xFFFFF,%ebx
|
|
|
|
orl $0xF0000000,%ebx
|
|
subl %ecx,%ecx // high word must be 0 in loop for addressing
|
|
|
|
movl %ebx,C(lightdeltastep)
|
|
subl %ebx,%ebx // high word must be 0 in loop for addressing
|
|
|
|
Lblockloop8_mip2:
|
|
movl %ebp,C(lightdelta)
|
|
movb 2(%esi),%cl
|
|
|
|
sarl $2,%ebp
|
|
movb %dh,%bh
|
|
|
|
movb 3(%esi),%bl
|
|
addl %ebp,%edx
|
|
|
|
movb %dh,%ch
|
|
addl %ebp,%edx
|
|
|
|
movb 0x12345678(%ebx),%ah
|
|
LBPatch18:
|
|
movb 1(%esi),%bl
|
|
|
|
movb 0x12345678(%ecx),%al
|
|
LBPatch19:
|
|
movb (%esi),%cl
|
|
|
|
movb %dh,%bh
|
|
addl %ebp,%edx
|
|
|
|
rorl $16,%eax
|
|
movb %dh,%ch
|
|
|
|
movb 0x12345678(%ebx),%ah
|
|
LBPatch20:
|
|
movl C(lightright),%edx
|
|
|
|
movb 0x12345678(%ecx),%al
|
|
LBPatch21:
|
|
movl C(lightdelta),%ebp
|
|
|
|
movl %eax,(%edi)
|
|
movl C(sourcetstep),%eax
|
|
|
|
addl %eax,%esi
|
|
movl C(surfrowbytes),%eax
|
|
|
|
addl %eax,%edi
|
|
movl C(lightrightstep),%eax
|
|
|
|
addl %eax,%edx
|
|
movl C(lightdeltastep),%eax
|
|
|
|
addl %eax,%ebp
|
|
movl %edx,C(lightright)
|
|
|
|
jc Lblockloop8_mip2
|
|
|
|
// if (pbasesource >= r_sourcemax)
|
|
// pbasesource -= stepback;
|
|
|
|
cmpl C(r_sourcemax),%esi
|
|
jb LSkip_mip2
|
|
subl C(r_stepback),%esi
|
|
LSkip_mip2:
|
|
|
|
movl C(r_lightptr),%ebx
|
|
decl sb_v
|
|
|
|
jnz Lv_loop_mip2
|
|
|
|
popl %ebx // restore register variables
|
|
popl %esi
|
|
popl %edi
|
|
popl %ebp // restore the caller's stack frame
|
|
ret
|
|
|
|
|
|
//----------------------------------------------------------------------
|
|
// Surface block drawer for mip level 3
|
|
//----------------------------------------------------------------------
|
|
|
|
.align 4
|
|
.globl C(R_DrawSurfaceBlock8_mip3)
|
|
C(R_DrawSurfaceBlock8_mip3):
|
|
pushl %ebp // preserve caller's stack frame
|
|
pushl %edi
|
|
pushl %esi // preserve register variables
|
|
pushl %ebx
|
|
|
|
// for (v=0 ; v<numvblocks ; v++)
|
|
// {
|
|
movl C(r_lightptr),%ebx
|
|
movl C(r_numvblocks),%eax
|
|
|
|
movl %eax,sb_v
|
|
movl C(prowdestbase),%edi
|
|
|
|
movl C(pbasesource),%esi
|
|
|
|
Lv_loop_mip3:
|
|
|
|
// lightleft = lightptr[0];
|
|
// lightright = lightptr[1];
|
|
// lightdelta = (lightleft - lightright) & 0xFFFFF;
|
|
movl (%ebx),%eax // lightleft
|
|
movl 4(%ebx),%edx // lightright
|
|
|
|
movl %eax,%ebp
|
|
movl C(r_lightwidth),%ecx
|
|
|
|
movl %edx,C(lightright)
|
|
subl %edx,%ebp
|
|
|
|
andl $0xFFFFF,%ebp
|
|
leal (%ebx,%ecx,4),%ebx
|
|
|
|
movl %ebp,C(lightdelta)
|
|
// lightptr += lightwidth;
|
|
movl %ebx,C(r_lightptr)
|
|
|
|
// lightleftstep = (lightptr[0] - lightleft) >> blockdivshift;
|
|
// lightrightstep = (lightptr[1] - lightright) >> blockdivshift;
|
|
// lightdeltastep = ((lightleftstep - lightrightstep) & 0xFFFFF) |
|
|
// 0xF0000000;
|
|
movl 4(%ebx),%ecx // lightptr[1]
|
|
movl (%ebx),%ebx // lightptr[0]
|
|
|
|
subl %eax,%ebx
|
|
subl %edx,%ecx
|
|
|
|
sarl $1,%ecx
|
|
|
|
sarl $1,%ebx
|
|
movl %ecx,C(lightrightstep)
|
|
|
|
subl %ecx,%ebx
|
|
andl $0xFFFFF,%ebx
|
|
|
|
sarl $1,%ebp
|
|
orl $0xF0000000,%ebx
|
|
|
|
movl %ebx,C(lightdeltastep)
|
|
subl %ebx,%ebx // high word must be 0 in loop for addressing
|
|
|
|
movb 1(%esi),%bl
|
|
subl %ecx,%ecx // high word must be 0 in loop for addressing
|
|
|
|
movb %dh,%bh
|
|
movb (%esi),%cl
|
|
|
|
addl %ebp,%edx
|
|
movb %dh,%ch
|
|
|
|
movb 0x12345678(%ebx),%al
|
|
LBPatch16:
|
|
movl C(lightright),%edx
|
|
|
|
movb %al,1(%edi)
|
|
movb 0x12345678(%ecx),%al
|
|
LBPatch17:
|
|
|
|
movb %al,(%edi)
|
|
movl C(sourcetstep),%eax
|
|
|
|
addl %eax,%esi
|
|
movl C(surfrowbytes),%eax
|
|
|
|
addl %eax,%edi
|
|
movl C(lightdeltastep),%eax
|
|
|
|
movl C(lightdelta),%ebp
|
|
movb (%esi),%cl
|
|
|
|
addl %eax,%ebp
|
|
movl C(lightrightstep),%eax
|
|
|
|
sarl $1,%ebp
|
|
addl %eax,%edx
|
|
|
|
movb %dh,%bh
|
|
movb 1(%esi),%bl
|
|
|
|
addl %ebp,%edx
|
|
movb %dh,%ch
|
|
|
|
movb 0x12345678(%ebx),%al
|
|
LBPatch30:
|
|
movl C(sourcetstep),%edx
|
|
|
|
movb %al,1(%edi)
|
|
movb 0x12345678(%ecx),%al
|
|
LBPatch31:
|
|
|
|
movb %al,(%edi)
|
|
movl C(surfrowbytes),%ebp
|
|
|
|
addl %edx,%esi
|
|
addl %ebp,%edi
|
|
|
|
// if (pbasesource >= r_sourcemax)
|
|
// pbasesource -= stepback;
|
|
|
|
cmpl C(r_sourcemax),%esi
|
|
jb LSkip_mip3
|
|
subl C(r_stepback),%esi
|
|
LSkip_mip3:
|
|
|
|
movl C(r_lightptr),%ebx
|
|
decl sb_v
|
|
|
|
jnz Lv_loop_mip3
|
|
|
|
popl %ebx // restore register variables
|
|
popl %esi
|
|
popl %edi
|
|
popl %ebp // restore the caller's stack frame
|
|
ret
|
|
|
|
|
|
.globl C(R_Surf8End)
|
|
C(R_Surf8End):
|
|
|
|
//----------------------------------------------------------------------
|
|
// Code patching routines
|
|
//----------------------------------------------------------------------
|
|
.data
|
|
|
|
.align 4
|
|
LPatchTable8:
|
|
.long LBPatch0-4
|
|
.long LBPatch1-4
|
|
.long LBPatch2-4
|
|
.long LBPatch3-4
|
|
.long LBPatch4-4
|
|
.long LBPatch5-4
|
|
.long LBPatch6-4
|
|
.long LBPatch7-4
|
|
.long LBPatch8-4
|
|
.long LBPatch9-4
|
|
.long LBPatch10-4
|
|
.long LBPatch11-4
|
|
.long LBPatch12-4
|
|
.long LBPatch13-4
|
|
.long LBPatch14-4
|
|
.long LBPatch15-4
|
|
.long LBPatch16-4
|
|
.long LBPatch17-4
|
|
.long LBPatch18-4
|
|
.long LBPatch19-4
|
|
.long LBPatch20-4
|
|
.long LBPatch21-4
|
|
.long LBPatch22-4
|
|
.long LBPatch23-4
|
|
.long LBPatch24-4
|
|
.long LBPatch25-4
|
|
.long LBPatch26-4
|
|
.long LBPatch27-4
|
|
.long LBPatch28-4
|
|
.long LBPatch29-4
|
|
.long LBPatch30-4
|
|
.long LBPatch31-4
|
|
|
|
.text
|
|
|
|
.align 4
|
|
.globl C(R_Surf8Patch)
|
|
C(R_Surf8Patch):
|
|
pushl %ebx
|
|
|
|
movl C(colormap),%eax
|
|
movl $LPatchTable8,%ebx
|
|
movl $32,%ecx
|
|
LPatchLoop8:
|
|
movl (%ebx),%edx
|
|
addl $4,%ebx
|
|
movl %eax,(%edx)
|
|
decl %ecx
|
|
jnz LPatchLoop8
|
|
|
|
popl %ebx
|
|
|
|
ret
|
|
|
|
#endif // USE_INTEL_ASM
|