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Patches from bero and some cleanups.
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theoddone33 committed May 29, 2003
1 parent c627c1c commit 40db1e7
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Showing 10 changed files with 202 additions and 4,446 deletions.
267 changes: 33 additions & 234 deletions a.c
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Original file line number Diff line number Diff line change
Expand Up @@ -186,26 +186,24 @@ long prevlineasm1(long i1, long i2, long i3, long i4, long i5, long i6)
} /* prevlineasm1 */

/* #pragma aux vlineasm1 parm [eax][ebx][ecx][edx][esi][edi] */
long vlineasm1(long i1, long i2, long i3, long i4, long i5, long i6)
long vlineasm1(long vince, long palookupoffse, long i3, long vplce, long bufplce, long i6)
{
unsigned char *source = (unsigned char *)i5;
unsigned long temp;
unsigned char *dest = (unsigned char *)i6;

i3++;
while (i3)
{
unsigned long temp = i4;
temp >>= mach3_al;
temp = (temp&0xffffff00) | (source[temp]&0xff);
*dest = ((unsigned char*)i2)[temp];
i4 += i1;
temp = ((unsigned)vplce) >> mach3_al;
temp = ((unsigned char *)bufplce)[temp];
*dest = ((unsigned char*)palookupoffse)[temp];
vplce += vince;
dest += fixchain;
i3--;
}
return i4;
return vplce;
} /* vlineasm1 */


/* #pragma aux setuptvlineasm parm [eax] */
static unsigned char transmach3_al = 32;
void setuptvlineasm(long i1)
Expand Down Expand Up @@ -311,24 +309,21 @@ void tvlineasm2(unsigned long i1, unsigned long i2, unsigned long i3, unsigned l

/* #pragma aux mvlineasm1 parm [eax][ebx][ecx][edx][esi][edi] */
static unsigned char machmv;
long mvlineasm1(long i1, long i2, long i3, long i4, long i5, long i6)
long mvlineasm1(long vince, long palookupoffse, long i3, long vplce, long bufplce, long i6)
{
unsigned char *source = (unsigned char *)i5;
unsigned long temp;
unsigned char *dest = (unsigned char *)i6;

dest -= fixchain;
while (i3)
{
unsigned long temp = i4;
temp >>= machmv;
temp = ((unsigned)vplce) >> machmv;
temp = ((unsigned char *)bufplce)[temp];
if (temp != 255) *dest = ((unsigned char*)palookupoffse)[temp];
vplce += vince;
dest += fixchain;
temp = source[temp];
if (temp != 255)
*dest = ((unsigned char*)i2)[temp];
i4 += i1;
i3--;
}
return i4;
return vplce;
} /* mvlineasm1 */

/* #pragma aux setupvlineasm parm [eax] */
Expand All @@ -341,40 +336,20 @@ extern long vplce[4], vince[4], palookupoffse[4], bufplce[4];
/* #pragma aux vlineasm4 parm [ecx][edi] modify [eax ebx ecx edx esi edi] */
void vlineasm4(long i1, long i2)
{
int i;
unsigned long temp;
unsigned long lookup0 = vplce[0];
unsigned long lookup1 = vplce[1];
unsigned long lookup2 = vplce[2];
unsigned long lookup3 = vplce[3];
unsigned long index = (i2 + ylookup[i1]);
unsigned char *dest = (unsigned char*)(-ylookup[i1]);
do {
temp = lookup0 >> mach3_al;
temp = ((temp&0xffffff00)|(((unsigned char*)(bufplce[0]))[temp]));
dest[index+0] = ((unsigned char*)(palookupoffse[0]))[temp];
lookup0 += vince[0];

temp = lookup1 >> mach3_al;
temp = ((temp&0xffffff00)|(((unsigned char*)(bufplce[1]))[temp]));
dest[index+1] = ((unsigned char*)(palookupoffse[1]))[temp];
lookup1 += vince[1];

temp = lookup2 >> mach3_al;
temp = ((temp&0xffffff00)|(((unsigned char*)(bufplce[2]))[temp]));
dest[index+2] = ((unsigned char*)(palookupoffse[2]))[temp];
lookup2 += vince[2];

temp = lookup3 >> mach3_al;
temp = ((temp&0xffffff00)|(((unsigned char*)(bufplce[3]))[temp]));
dest[index+3] = ((unsigned char*)(palookupoffse[3]))[temp];
lookup3 += vince[3];

dest += fixchain;
for (i = 0; i < 4; i++)
{
temp = ((unsigned)vplce[i]) >> mach3_al;
temp = (((unsigned char*)(bufplce[i]))[temp]);
dest[index+i] = ((unsigned char*)(palookupoffse[i]))[temp];
vplce[i] += vince[i];
}
dest += fixchain;
} while (((unsigned)dest - fixchain) < ((unsigned)dest));
vplce[0] = lookup0;
vplce[1] = lookup1;
vplce[2] = lookup2;
vplce[3] = lookup3;
} /* vlineasm4 */

/* #pragma aux setupmvlineasm parm [eax] */
Expand All @@ -386,197 +361,21 @@ void setupmvlineasm(long i1)
/* #pragma aux mvlineasm4 parm [ecx][edi] modify [eax ebx ecx edx esi edi] */
void mvlineasm4(long i1, long i2)
{
/*
int i;
unsigned long temp;
unsigned long lookup0 = vplce[0];
unsigned long lookup1 = vplce[1];
unsigned long lookup2 = vplce[2];
unsigned long lookup3 = vplce[3];
unsigned long index = (i2 + ylookup[i1]);
unsigned char *dest = (unsigned char*)(-ylookup[i1]);
do {
temp = lookup0 >> machmv;
temp = ((temp&0xffffff00)|(((unsigned char*)(bufplce[0]))[temp]));
temp = ((unsigned char*)(palookupoffse[0]))[temp];
if (temp != 255) dest[index+0] = temp;
lookup0 += vince[0];
temp = lookup1 >> machmv;
temp = ((temp&0xffffff00)|(((unsigned char*)(bufplce[1]))[temp]));
temp = ((unsigned char*)(palookupoffse[1]))[temp];
if (temp != 255) dest[index+1] = temp;
lookup1 += vince[1];
temp = lookup2 >> machmv;
temp = ((temp&0xffffff00)|(((unsigned char*)(bufplce[2]))[temp]));
temp = ((unsigned char*)(palookupoffse[2]))[temp];
if (temp != 255) dest[index+2] = temp;
lookup2 += vince[2];
temp = lookup3 >> machmv;
temp = ((temp&0xffffff00)|(((unsigned char*)(bufplce[3]))[temp]));
temp = ((unsigned char*)(palookupoffse[3]))[temp];
if (temp != 255) dest[index+3] = temp;
lookup3 += vince[3];
dest += fixchain;
for (i = 0; i < 4; i++)
{
temp = ((unsigned)vplce[i]) >> machmv;
temp = (((unsigned char*)(bufplce[i]))[temp]);
if (temp != 255)
dest[index+i] = ((unsigned char*)(palookupoffse[i]))[temp];
vplce[i] += vince[i];
}
dest += fixchain;
} while (((unsigned)dest - fixchain) < ((unsigned)dest));
vplce[0] = lookup0;
vplce[1] = lookup1;
vplce[2] = lookup2;
vplce[3] = lookup3;
*/
long machmv1 = bufplce[0];
long machmv4 = bufplce[1];
long machmv7 = bufplce[2];
long machmv10 = bufplce[3];
long machmv2 = palookupoffse[0];
long machmv5 = palookupoffse[1];
long machmv8 = palookupoffse[2];
long machmv11 = palookupoffse[3];
long machmv3 = vince[0]&0xffffff00;
long machmv6 = vince[1]&0xffffff00;
long machmv9 = vince[2];
long machmv12 = vince[3];
unsigned long eax,ebx,ecx,edi,edx,esi,ebp;

ebx = i1;
edi = i2;
ecx = vplce[0];
edx = vplce[1];
esi = vplce[2];
ebp = vplce[3];
ecx = ((ecx&0xffffff00)|(ebx&0xff));
ecx = ((ecx&0xffffff00)|((ecx+1)&0xff));
ebx = ((ebx&0xffff00ff)|((ebx+0x100)&0xff00));
asm3 = ((ebx&0xff00)>>8);
edi -= fixchain;

beginmvlineasm4:
ecx = ((ecx&0xffffff00)|((ecx-1)&0xff));
if ((ecx&0xff)==0) goto endmvlineasm4;
beginmvlineasm42:
eax = ebp;
ebx = esi;
eax >>= machmv;
ebx >>= machmv;
ebp += machmv12;
esi += machmv9;
eax = ((eax&0xffffff00)|((unsigned char*)machmv10)[eax]);
ebx = ((ebx&0xffffff00)|((unsigned char*)machmv7)[ebx]);

edx = ((edx&0xffffff00)|((edx<<1)&0xff));
if ((eax&0xff)<255) edx = ((edx&0xffffff00)|((edx+1)&0xff));

edx = ((edx&0xffffff00)|((edx<<1)&0xff));
if ((ebx&0xff)<255) edx = ((edx&0xffffff00)|((edx+1)&0xff));

ebx = ((ebx&0xffffff00)|((unsigned char*)machmv8)[ebx]);
ebx = ((ebx&0xffff00ff)|(((unsigned char*)machmv11)[eax])<<8);

eax = edx;
eax >>= machmv;
ebx <<= 16;
eax = ((eax&0xffffff00)|((unsigned char*)machmv4)[eax]);

edx = ((edx&0xffffff00)|((edx<<1)&0xff));
if ((eax&0xff)<255) edx = ((edx&0xffffff00)|((edx+1)&0xff));

edx += machmv6;
ebx = ((ebx&0xffff00ff)|(((unsigned char*)machmv5)[eax])<<8);

eax = ecx;
eax >>= machmv;
ecx += machmv3;
eax = ((eax&0xffffff00)|((unsigned char*)machmv1)[eax]);

edx = ((edx&0xffffff00)|((edx<<1)&0xff));
if ((eax&0xff)<255) edx = ((edx&0xffffff00)|((edx+1)&0xff));

ebx = ((ebx&0xffffff00)|((unsigned char*)machmv2)[eax]);

eax = 0;
eax = ((eax&0xffffff00)|(edx&0xff));
edx = ((edx&0xffffff00)|((edx<<4)&0xff));
edi += fixchain;

switch (eax)
{
case 0:
break;
case 1:
*((unsigned char*)edi) = (ebx&0xff);
break;
case 2:
*(((unsigned char*)edi)+1) = ((ebx&0xff00)>>8);
break;
case 3:
*((unsigned short*)edi) = (ebx&0xffff);
break;
case 4:
ebx >>= 16;
*(((unsigned char*)edi)+2) = (ebx&0xff);
break;
case 5:
*((unsigned char*)edi) = (ebx&0xff);
ebx >>= 16;
*(((unsigned char*)edi)+2) = (ebx&0xff);
break;
case 6:
ebx >>= 8;
*((unsigned short*)(edi+1)) = (ebx&0xffff);
break;
case 7:
*((unsigned short*)edi) = (ebx&0xffff);
ebx >>= 16;
*(((unsigned char*)edi)+2) = (ebx&0xff);
break;
case 8:
ebx >>= 16;
*(((unsigned char*)edi)+3) = ((ebx&0xff00)>>8);
break;
case 9:
*((unsigned char*)edi) = (ebx&0xff);
ebx >>= 16;
*(((unsigned char*)edi)+3) = ((ebx&0xff00)>>8);
break;
case 10:
*(((unsigned char*)edi)+1) = ((ebx&0xff00)>>8);
ebx >>= 16;
*(((unsigned char*)edi)+3) = ((ebx&0xff00)>>8);
break;
case 11:
*((unsigned short*)edi) = (ebx&0xffff);
ebx >>= 16;
*(((unsigned char*)edi)+3) = ((ebx&0xff00)>>8);
break;
case 12:
ebx >>= 16;
*((unsigned short*)(edi+2)) = (ebx&0xffff);
break;
case 13:
*((unsigned char*)edi) = (ebx&0xff);
ebx >>= 16;
*((unsigned short*)(edi+2)) = (ebx&0xffff);
break;
case 14:
*(((unsigned char*)edi)+1) = ((ebx&0xff00)>>8);
ebx >>= 16;
*((unsigned short*)(edi+2)) = (ebx&0xffff);
break;
case 15:
*((unsigned int*)edi) = ebx;
break;
}
goto beginmvlineasm4;
endmvlineasm4:
asm3--;
if (asm3 != 0) goto beginmvlineasm42;

vplce[0] = ecx;
vplce[1] = edx;
vplce[2] = esi;
vplce[3] = ebp;
} /* mvlineasm4 */

/* #pragma aux setupspritevline parm [eax][ebx][ecx][edx][esi][edi] */
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