Retro/pcem
Watch
1
0
Fork
You've already forked pcem
 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Initial commit of dynamic recompiler.

Browse source 
Various CPU changes to support dynamic recompiler.
This commit is contained in:
TomW 2014-11-05 21:24:16 +00:00
commit 4676daade4
52 changed files with 3740 additions and 1139 deletions
Download patch file Download diff file Expand all files Collapse all files

96
src/x86_ops_string.h
View file

@ -1,7 +1,7 @@
static int opMOVSB_a16(uint32_t fetchdat)
{
uint8_t temp = readmemb(ea_seg->base, SI); if (abrt) return 0;
writememb(es, DI, temp); if (abrt) return 0;
uint8_t temp = readmemb(ea_seg->base, SI); if (abrt) return 1;
writememb(es, DI, temp); if (abrt) return 1;
if (flags & D_FLAG) { DI--; SI--; }
else { DI++; SI++; }
cycles -= 7;
@ -9,8 +9,8 @@ static int opMOVSB_a16(uint32_t fetchdat)
}
static int opMOVSB_a32(uint32_t fetchdat)
{
uint8_t temp = readmemb(ea_seg->base, ESI); if (abrt) return 0;
writememb(es, EDI, temp); if (abrt) return 0;
uint8_t temp = readmemb(ea_seg->base, ESI); if (abrt) return 1;
writememb(es, EDI, temp); if (abrt) return 1;
if (flags & D_FLAG) { EDI--; ESI--; }
else { EDI++; ESI++; }
cycles -= 7;
@ -19,8 +19,8 @@ static int opMOVSB_a32(uint32_t fetchdat)
static int opMOVSW_a16(uint32_t fetchdat)
{
uint16_t temp = readmemw(ea_seg->base, SI); if (abrt) return 0;
writememw(es, DI, temp); if (abrt) return 0;
uint16_t temp = readmemw(ea_seg->base, SI); if (abrt) return 1;
writememw(es, DI, temp); if (abrt) return 1;
if (flags & D_FLAG) { DI -= 2; SI -= 2; }
else { DI += 2; SI += 2; }
cycles -= 7;
@ -28,8 +28,8 @@ static int opMOVSW_a16(uint32_t fetchdat)
}
static int opMOVSW_a32(uint32_t fetchdat)
{
uint16_t temp = readmemw(ea_seg->base, ESI); if (abrt) return 0;
writememw(es, EDI, temp); if (abrt) return 0;
uint16_t temp = readmemw(ea_seg->base, ESI); if (abrt) return 1;
writememw(es, EDI, temp); if (abrt) return 1;
if (flags & D_FLAG) { EDI -= 2; ESI -= 2; }
else { EDI += 2; ESI += 2; }
cycles -= 7;
@ -38,8 +38,8 @@ static int opMOVSW_a32(uint32_t fetchdat)
static int opMOVSL_a16(uint32_t fetchdat)
{
uint32_t temp = readmeml(ea_seg->base, SI); if (abrt) return 0;
writememl(es, DI, temp); if (abrt) return 0;
uint32_t temp = readmeml(ea_seg->base, SI); if (abrt) return 1;
writememl(es, DI, temp); if (abrt) return 1;
if (flags & D_FLAG) { DI -= 4; SI -= 4; }
else { DI += 4; SI += 4; }
cycles -= 7;
@ -47,8 +47,8 @@ static int opMOVSL_a16(uint32_t fetchdat)
}
static int opMOVSL_a32(uint32_t fetchdat)
{
uint32_t temp = readmeml(ea_seg->base, ESI); if (abrt) return 0;
writememl(es, EDI, temp); if (abrt) return 0;
uint32_t temp = readmeml(ea_seg->base, ESI); if (abrt) return 1;
writememl(es, EDI, temp); if (abrt) return 1;
if (flags & D_FLAG) { EDI -= 4; ESI -= 4; }
else { EDI += 4; ESI += 4; }
cycles -= 7;
@ -59,7 +59,7 @@ static int opMOVSL_a32(uint32_t fetchdat)
static int opCMPSB_a16(uint32_t fetchdat)
{
uint8_t src = readmemb(ea_seg->base, SI);
uint8_t dst = readmemb(es, DI); if (abrt) return 0;
uint8_t dst = readmemb(es, DI); if (abrt) return 1;
setsub8(src, dst);
if (flags & D_FLAG) { DI--; SI--; }
else { DI++; SI++; }
@ -69,7 +69,7 @@ static int opCMPSB_a16(uint32_t fetchdat)
static int opCMPSB_a32(uint32_t fetchdat)
{
uint8_t src = readmemb(ea_seg->base, ESI);
uint8_t dst = readmemb(es, EDI); if (abrt) return 0;
uint8_t dst = readmemb(es, EDI); if (abrt) return 1;
setsub8(src, dst);
if (flags & D_FLAG) { EDI--; ESI--; }
else { EDI++; ESI++; }
@ -80,7 +80,7 @@ static int opCMPSB_a32(uint32_t fetchdat)
static int opCMPSW_a16(uint32_t fetchdat)
{
uint16_t src = readmemw(ea_seg->base, SI);
uint16_t dst = readmemw(es, DI); if (abrt) return 0;
uint16_t dst = readmemw(es, DI); if (abrt) return 1;
setsub16(src, dst);
if (flags & D_FLAG) { DI -= 2; SI -= 2; }
else { DI += 2; SI += 2; }
@ -90,7 +90,7 @@ static int opCMPSW_a16(uint32_t fetchdat)
static int opCMPSW_a32(uint32_t fetchdat)
{
uint16_t src = readmemw(ea_seg->base, ESI);
uint16_t dst = readmemw(es, EDI); if (abrt) return 0;
uint16_t dst = readmemw(es, EDI); if (abrt) return 1;
setsub16(src, dst);
if (flags & D_FLAG) { EDI -= 2; ESI -= 2; }
else { EDI += 2; ESI += 2; }
@ -101,7 +101,7 @@ static int opCMPSW_a32(uint32_t fetchdat)
static int opCMPSL_a16(uint32_t fetchdat)
{
uint32_t src = readmeml(ea_seg->base, SI);
uint32_t dst = readmeml(es, DI); if (abrt) return 0;
uint32_t dst = readmeml(es, DI); if (abrt) return 1;
setsub32(src, dst);
if (flags & D_FLAG) { DI -= 4; SI -= 4; }
else { DI += 4; SI += 4; }
@ -111,7 +111,7 @@ static int opCMPSL_a16(uint32_t fetchdat)
static int opCMPSL_a32(uint32_t fetchdat)
{
uint32_t src = readmeml(ea_seg->base, ESI);
uint32_t dst = readmeml(es, EDI); if (abrt) return 0;
uint32_t dst = readmeml(es, EDI); if (abrt) return 1;
setsub32(src, dst);
if (flags & D_FLAG) { EDI -= 4; ESI -= 4; }
else { EDI += 4; ESI += 4; }
@ -121,7 +121,7 @@ static int opCMPSL_a32(uint32_t fetchdat)
static int opSTOSB_a16(uint32_t fetchdat)
{
writememb(es, DI, AL); if (abrt) return 0;
writememb(es, DI, AL); if (abrt) return 1;
if (flags & D_FLAG) DI--;
else DI++;
cycles -= 4;
@ -129,7 +129,7 @@ static int opSTOSB_a16(uint32_t fetchdat)
}
static int opSTOSB_a32(uint32_t fetchdat)
{
writememb(es, EDI, AL); if (abrt) return 0;
writememb(es, EDI, AL); if (abrt) return 1;
if (flags & D_FLAG) EDI--;
else EDI++;
cycles -= 4;
@ -138,7 +138,7 @@ static int opSTOSB_a32(uint32_t fetchdat)
static int opSTOSW_a16(uint32_t fetchdat)
{
writememw(es, DI, AX); if (abrt) return 0;
writememw(es, DI, AX); if (abrt) return 1;
if (flags & D_FLAG) DI -= 2;
else DI += 2;
cycles -= 4;
@ -146,7 +146,7 @@ static int opSTOSW_a16(uint32_t fetchdat)
}
static int opSTOSW_a32(uint32_t fetchdat)
{
writememw(es, EDI, AX); if (abrt) return 0;
writememw(es, EDI, AX); if (abrt) return 1;
if (flags & D_FLAG) EDI -= 2;
else EDI += 2;
cycles -= 4;
@ -155,7 +155,7 @@ static int opSTOSW_a32(uint32_t fetchdat)
static int opSTOSL_a16(uint32_t fetchdat)
{
writememl(es, DI, EAX); if (abrt) return 0;
writememl(es, DI, EAX); if (abrt) return 1;
if (flags & D_FLAG) DI -= 4;
else DI += 4;
cycles -= 4;
@ -163,7 +163,7 @@ static int opSTOSL_a16(uint32_t fetchdat)
}
static int opSTOSL_a32(uint32_t fetchdat)
{
writememl(es, EDI, EAX); if (abrt) return 0;
writememl(es, EDI, EAX); if (abrt) return 1;
if (flags & D_FLAG) EDI -= 4;
else EDI += 4;
cycles -= 4;
@ -173,7 +173,7 @@ static int opSTOSL_a32(uint32_t fetchdat)
static int opLODSB_a16(uint32_t fetchdat)
{
uint8_t temp = readmemb(ea_seg->base, SI); if (abrt) return 0;
uint8_t temp = readmemb(ea_seg->base, SI); if (abrt) return 1;
AL = temp;
if (flags & D_FLAG) SI--;
else SI++;
@ -182,7 +182,7 @@ static int opLODSB_a16(uint32_t fetchdat)
}
static int opLODSB_a32(uint32_t fetchdat)
{
uint8_t temp = readmemb(ea_seg->base, ESI); if (abrt) return 0;
uint8_t temp = readmemb(ea_seg->base, ESI); if (abrt) return 1;
AL = temp;
if (flags & D_FLAG) ESI--;
else ESI++;
@ -192,7 +192,7 @@ static int opLODSB_a32(uint32_t fetchdat)
static int opLODSW_a16(uint32_t fetchdat)
{
uint16_t temp = readmemw(ea_seg->base, SI); if (abrt) return 0;
uint16_t temp = readmemw(ea_seg->base, SI); if (abrt) return 1;
AX = temp;
if (flags & D_FLAG) SI -= 2;
else SI += 2;
@ -201,7 +201,7 @@ static int opLODSW_a16(uint32_t fetchdat)
}
static int opLODSW_a32(uint32_t fetchdat)
{
uint16_t temp = readmemw(ea_seg->base, ESI); if (abrt) return 0;
uint16_t temp = readmemw(ea_seg->base, ESI); if (abrt) return 1;
AX = temp;
if (flags & D_FLAG) ESI -= 2;
else ESI += 2;
@ -211,7 +211,7 @@ static int opLODSW_a32(uint32_t fetchdat)
static int opLODSL_a16(uint32_t fetchdat)
{
uint32_t temp = readmeml(ea_seg->base, SI); if (abrt) return 0;
uint32_t temp = readmeml(ea_seg->base, SI); if (abrt) return 1;
EAX = temp;
if (flags & D_FLAG) SI -= 4;
else SI += 4;
@ -220,7 +220,7 @@ static int opLODSL_a16(uint32_t fetchdat)
}
static int opLODSL_a32(uint32_t fetchdat)
{
uint32_t temp = readmeml(ea_seg->base, ESI); if (abrt) return 0;
uint32_t temp = readmeml(ea_seg->base, ESI); if (abrt) return 1;
EAX = temp;
if (flags & D_FLAG) ESI -= 4;
else ESI += 4;
@ -231,7 +231,7 @@ static int opLODSL_a32(uint32_t fetchdat)
static int opSCASB_a16(uint32_t fetchdat)
{
uint8_t temp = readmemb(es, DI); if (abrt) return 0;
uint8_t temp = readmemb(es, DI); if (abrt) return 1;
setsub8(AL, temp);
if (flags & D_FLAG) DI--;
else DI++;
@ -240,7 +240,7 @@ static int opSCASB_a16(uint32_t fetchdat)
}
static int opSCASB_a32(uint32_t fetchdat)
{
uint8_t temp = readmemb(es, EDI); if (abrt) return 0;
uint8_t temp = readmemb(es, EDI); if (abrt) return 1;
setsub8(AL, temp);
if (flags & D_FLAG) EDI--;
else EDI++;
@ -250,7 +250,7 @@ static int opSCASB_a32(uint32_t fetchdat)
static int opSCASW_a16(uint32_t fetchdat)
{
uint16_t temp = readmemw(es, DI); if (abrt) return 0;
uint16_t temp = readmemw(es, DI); if (abrt) return 1;
setsub16(AX, temp);
if (flags & D_FLAG) DI -= 2;
else DI += 2;
@ -259,7 +259,7 @@ static int opSCASW_a16(uint32_t fetchdat)
}
static int opSCASW_a32(uint32_t fetchdat)
{
uint16_t temp = readmemw(es, EDI); if (abrt) return 0;
uint16_t temp = readmemw(es, EDI); if (abrt) return 1;
setsub16(AX, temp);
if (flags & D_FLAG) EDI -= 2;
else EDI += 2;
@ -269,7 +269,7 @@ static int opSCASW_a32(uint32_t fetchdat)
static int opSCASL_a16(uint32_t fetchdat)
{
uint32_t temp = readmeml(es, DI); if (abrt) return 0;
uint32_t temp = readmeml(es, DI); if (abrt) return 1;
setsub32(EAX, temp);
if (flags & D_FLAG) DI -= 4;
else DI += 4;
@ -278,7 +278,7 @@ static int opSCASL_a16(uint32_t fetchdat)
}
static int opSCASL_a32(uint32_t fetchdat)
{
uint32_t temp = readmeml(es, EDI); if (abrt) return 0;
uint32_t temp = readmeml(es, EDI); if (abrt) return 1;
setsub32(EAX, temp);
if (flags & D_FLAG) EDI -= 4;
else EDI += 4;
@ -291,7 +291,7 @@ static int opINSB_a16(uint32_t fetchdat)
uint8_t temp;
check_io_perm(DX);
temp = inb(DX);
writememb(es, DI, temp); if (abrt) return 0;
writememb(es, DI, temp); if (abrt) return 1;
if (flags & D_FLAG) DI--;
else DI++;
cycles -= 15;
@ -302,7 +302,7 @@ static int opINSB_a32(uint32_t fetchdat)
uint8_t temp;
check_io_perm(DX);
temp = inb(DX);
writememb(es, EDI, temp); if (abrt) return 0;
writememb(es, EDI, temp); if (abrt) return 1;
if (flags & D_FLAG) EDI--;
else EDI++;
cycles -= 15;
@ -315,7 +315,7 @@ static int opINSW_a16(uint32_t fetchdat)
check_io_perm(DX);
check_io_perm(DX + 1);
temp = inw(DX);
writememw(es, DI, temp); if (abrt) return 0;
writememw(es, DI, temp); if (abrt) return 1;
if (flags & D_FLAG) DI -= 2;
else DI += 2;
cycles -= 15;
@ -327,7 +327,7 @@ static int opINSW_a32(uint32_t fetchdat)
check_io_perm(DX);
check_io_perm(DX + 1);
temp = inw(DX);
writememw(es, EDI, temp); if (abrt) return 0;
writememw(es, EDI, temp); if (abrt) return 1;
if (flags & D_FLAG) EDI -= 2;
else EDI += 2;
cycles -= 15;
@ -342,7 +342,7 @@ static int opINSL_a16(uint32_t fetchdat)
check_io_perm(DX + 2);
check_io_perm(DX + 3);
temp = inl(DX);
writememl(es, DI, temp); if (abrt) return 0;
writememl(es, DI, temp); if (abrt) return 1;
if (flags & D_FLAG) DI -= 4;
else DI += 4;
cycles -= 15;
@ -356,7 +356,7 @@ static int opINSL_a32(uint32_t fetchdat)
check_io_perm(DX + 2);
check_io_perm(DX + 3);
temp = inl(DX);
writememl(es, EDI, temp); if (abrt) return 0;
writememl(es, EDI, temp); if (abrt) return 1;
if (flags & D_FLAG) EDI -= 4;
else EDI += 4;
cycles -= 15;
@ -365,7 +365,7 @@ static int opINSL_a32(uint32_t fetchdat)
static int opOUTSB_a16(uint32_t fetchdat)
{
uint8_t temp = readmemb(ea_seg->base, SI); if (abrt) return 0;
uint8_t temp = readmemb(ea_seg->base, SI); if (abrt) return 1;
check_io_perm(DX);
if (flags & D_FLAG) SI--;
else SI++;
@ -375,7 +375,7 @@ static int opOUTSB_a16(uint32_t fetchdat)
}
static int opOUTSB_a32(uint32_t fetchdat)
{
uint8_t temp = readmemb(ea_seg->base, ESI); if (abrt) return 0;
uint8_t temp = readmemb(ea_seg->base, ESI); if (abrt) return 1;
check_io_perm(DX);
if (flags & D_FLAG) ESI--;
else ESI++;
@ -386,7 +386,7 @@ static int opOUTSB_a32(uint32_t fetchdat)
static int opOUTSW_a16(uint32_t fetchdat)
{
uint16_t temp = readmemw(ea_seg->base, SI); if (abrt) return 0;
uint16_t temp = readmemw(ea_seg->base, SI); if (abrt) return 1;
check_io_perm(DX);
check_io_perm(DX + 1);
if (flags & D_FLAG) SI -= 2;
@ -397,7 +397,7 @@ static int opOUTSW_a16(uint32_t fetchdat)
}
static int opOUTSW_a32(uint32_t fetchdat)
{
uint16_t temp = readmemw(ea_seg->base, ESI); if (abrt) return 0;
uint16_t temp = readmemw(ea_seg->base, ESI); if (abrt) return 1;
check_io_perm(DX);
check_io_perm(DX + 1);
if (flags & D_FLAG) ESI -= 2;
@ -409,7 +409,7 @@ static int opOUTSW_a32(uint32_t fetchdat)
static int opOUTSL_a16(uint32_t fetchdat)
{
uint32_t temp = readmeml(ea_seg->base, SI); if (abrt) return 0;
uint32_t temp = readmeml(ea_seg->base, SI); if (abrt) return 1;
check_io_perm(DX);
check_io_perm(DX + 1);
check_io_perm(DX + 2);
@ -422,7 +422,7 @@ static int opOUTSL_a16(uint32_t fetchdat)
}
static int opOUTSL_a32(uint32_t fetchdat)
{
uint32_t temp = readmeml(ea_seg->base, ESI); if (abrt) return 0;
uint32_t temp = readmeml(ea_seg->base, ESI); if (abrt) return 1;
check_io_perm(DX);
check_io_perm(DX + 1);
check_io_perm(DX + 2);