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fix 640x480x32 blitting, optimize other blitters

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This commit is contained in:
theoddone33
2001-05-01 23:15:52 +00:00
parent dd847eb513
commit f694e805d8
1 changed files with 21 additions and 26 deletions
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47
zsnes/src/linux/sdllink.c
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@@ -1056,8 +1056,7 @@ void drawscreenwin(void)
incl %%eax
addl Temp1, %%edi
subl $512, %%edi
subl $512, %%esi
addl $576, %%esi
addl $64, %%esi
cmpl $223, %%eax
jne Copying3
@@ -1084,8 +1083,7 @@ void drawscreenwin(void)
incl %%eax
addl Temp1, %%edi
subl $512, %%edi
subl $512, %%esi
addl $576, %%esi
addl $64, %%esi
cmpl $223, %%eax
jne Copying
xorl %%eax, %%eax
@@ -1120,8 +1118,7 @@ void drawscreenwin(void)
incl %%eax
addl Temp1, %%edi
subl $1024, %%edi
subl $512, %%esi
addl $576, %%esi
addl $64, %%esi
cmpl $223, %%eax
jne Copying32b
popw %%es
@@ -1219,8 +1216,7 @@ void drawscreenwin(void)
incl %%ebx
addl Temp1, %%edi
subl $640, %%edi
subl $512, %%esi
addl $576, %%esi
addl $564, %%esi
cmpl $223, %%ebx
jne Copying2MMX
@@ -1263,8 +1259,7 @@ void drawscreenwin(void)
incl %%ebx
addl Temp1, %%edi
subl $640, %%edi
subl $512, %%esi
addl $576, %%esi
addl $64, %%esi
cmpl $223, %%ebx
jne Copying2
@@ -1368,9 +1363,8 @@ void drawscreenwin(void)
addl $2, %%esi
movl (%%ebx, %%eax, 4), %%edx
movl %%edx, (%%edi)
addl $4, %%edi
movl %%edx, (%%edi)
addl $4, %%edi
movl %%edx, 4(%%edi)
addl $8, %%edi
loop CopyLoop32c
pushl %%esi
movl %%edi, %%esi
@@ -1381,15 +1375,16 @@ void drawscreenwin(void)
popl %%esi
popl %%eax
incl %%eax
addl Temp1, %%edi
subl $2048, %%edi
subl $512, %%esi
addl $576, %%esi
addl $64, %%esi
cmpl $223, %%eax
jne Copying32c
popw %%es
" : : : "cc", "memory","eax","ebx","ecx","edx","edi","esi");
break;
/*
addl Temp1, %%edi
subl $2048, %%edi
*/
default:
UnlockSurface();
fprintf(stderr, "Mode only available in 16 or 32 bit color.\n");
@@ -1432,30 +1427,30 @@ void drawscreenwin(void)
addl $2, %%esi
movl (%%ebx, %%eax, 4), %%edx
movl %%edx, (%%edi)
addl $4, %%edi
movl %%edx, (%%edi)
addl $4, %%edi
movl %%edx, 4(%%edi)
addl $8, %%edi
loop CopyLoop32d
addl $512, %%edi
pushl %%esi
movl %%edi, %%esi
subl Temp1, %%esi
addl $256, %%edi
movl $512, %%ecx
rep
movsl
popl %%esi
popl %%eax
incl %%eax
addl Temp1, %%edi
addl $256, %%edi
subl $2048, %%edi
subl $512, %%esi
addl $576, %%esi
addl $512, %%edi
addl $64, %%esi
cmpl $223, %%eax
jne Copying32d
popw %%es
" : : : "cc", "memory","eax","ebx","ecx","edx","edi","esi");
break;
/*
addl Temp1, %%edi
subl $2048, %%edi
*/
default:
UnlockSurface();
fprintf(stderr, "Mode only available in 16 or 32 bit color.\n");