qf
/
quakeforge
mirror of https://git.code.sf.net/p/quake/quakeforge
0
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

finally got pic working. getting the address of a variable using pic seems 

to be not so straight forward :/ Anyway, one down, 11 to go.
This commit is contained in:
Bill Currie 2001-05-25 20:17:22 +00:00
parent f1730d7870
commit 271b400318
2 changed files with 36 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
libs/video/renderer/sw/sw_raclip.c
View File

@ -98,8 +98,6 @@ R_Alias_clip_z (finalvert_t *pfv0, finalvert_t *pfv1, finalvert_t *out)
out->flags |= ALIAS_BOTTOM_CLIP;
}
#undef USE_INTEL_ASM //XXX asm pic hack
#ifndef USE_INTEL_ASM
void

50
libs/video/renderer/sw/sw_raclipa.S
View File

@ -35,8 +35,6 @@
#include "asm_draw.h"
#include "d_ifacea.h"
#undef USE_INTEL_ASM //XXX asm pic hack
#ifdef USE_INTEL_ASM
.text
@ -48,6 +46,7 @@
#define out 12+8+12
.globl C(R_Alias_clip_bottom)
.type R_Alias_clip_bottom,@function
C(R_Alias_clip_bottom):
pushl %esi
pushl %edi
@ -59,10 +58,12 @@ C(R_Alias_clip_bottom):
#ifdef PIC
call .Lpic1
.Lpic1: popl %eax
addl $_GLOBAL_OFFSET_TABLE_+[.-.Lpic1],%eax
.Lpic1:
popl %eax
addl $_GLOBAL_OFFSET_TABLE_-1+[.-.Lpic1],%eax
movl float_point5@GOTOFF(%eax),%edx
leal C(r_refdef)@GOTOFF(%eax),%eax
movl C(r_refdef)@GOT(%eax),%eax
#else
leal C(r_refdef),%eax
movl float_point5,%edx
@ -176,9 +177,13 @@ LDo3Forward:
popl %esi
ret
.Lsize1:
.size R_Alias_clip_bottom,.Lsize1-R_Alias_clip_bottom
.align 4
.globl C(R_Alias_clip_top)
.type R_Alias_clip_top,@function
C(R_Alias_clip_top):
pushl %esi
pushl %edi
@ -190,10 +195,12 @@ C(R_Alias_clip_top):
#ifdef PIC
call .Lpic2
.Lpic2: popl %eax
addl $_GLOBAL_OFFSET_TABLE_+[.-.Lpic2],%eax
.Lpic2:
popl %eax
addl $_GLOBAL_OFFSET_TABLE_-1+[.-.Lpic2],%eax
movl float_point5@GOTOFF(%eax),%edx
leal C(r_refdef)@GOTOFF(%eax),%eax
movl C(r_refdef)@GOT(%eax),%eax
#else
leal C(r_refdef),%eax
movl float_point5,%edx
@ -201,10 +208,14 @@ C(R_Alias_clip_top):
movl rd_aliasvrect+4(%eax),%eax
movl %edx,point5(%esp)
jmp LDoForwardOrBackward
.Lsize2:
.size R_Alias_clip_top,.Lsize2-R_Alias_clip_top
.align 4
.globl C(R_Alias_clip_right)
.type R_Alias_clip_right,@function
C(R_Alias_clip_right):
pushl %esi
pushl %edi
@ -216,10 +227,12 @@ C(R_Alias_clip_right):
#ifdef PIC
call .Lpic3
.Lpic3: popl %eax
addl $_GLOBAL_OFFSET_TABLE_+[.-.Lpic3],%eax
.Lpic3:
popl %eax
addl $_GLOBAL_OFFSET_TABLE_-1+[.-.Lpic3],%eax
movl float_point5@GOTOFF(%eax),%edx
leal C(r_refdef)@GOTOFF(%eax),%eax
movl C(r_refdef)@GOT(%eax),%eax
#else
leal C(r_refdef),%eax
movl float_point5,%edx
@ -247,9 +260,13 @@ LRightLeftEntry:
LDoForward2:
jmp LDoForward
.Lsize3:
.size R_Alias_clip_right,.Lsize3-R_Alias_clip_right
.align 4
.globl C(R_Alias_clip_left)
.type R_Alias_clip_left,@function
C(R_Alias_clip_left):
pushl %esi
pushl %edi
@ -261,10 +278,12 @@ C(R_Alias_clip_left):
#ifdef PIC
call .Lpic4
.Lpic4: popl %eax
addl $_GLOBAL_OFFSET_TABLE_+[.-.Lpic4],%eax
.Lpic4:
popl %eax
addl $_GLOBAL_OFFSET_TABLE_-1+[.-.Lpic4],%eax
movl float_point5@GOTOFF(%eax),%edx
leal C(r_refdef)@GOTOFF(%eax),%eax
movl C(r_refdef)@GOT(%eax),%eax
#else
leal C(r_refdef),%eax
movl float_point5,%edx
@ -272,6 +291,9 @@ C(R_Alias_clip_left):
movl rd_aliasvrect+0(%eax),%eax
movl %edx,point5(%esp)
jmp LRightLeftEntry
.Lsize4:
.size R_Alias_clip_left,.Lsize4-R_Alias_clip_left
.align 4
#endif // USE_INTEL_ASM