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

Add missing files from last commit.

Browse source
This commit is contained in:
TomW 2013-05-27 19:56:33 +01:00
commit f822488656
89 changed files with 18428 additions and 6383 deletions
Download patch file Download diff file Expand all files Collapse all files

209
src/x86_ops_atomic.h Normal file
View file

@ -0,0 +1,209 @@
static int opCMPXCHG_b_a16(uint32_t fetchdat)
{
uint8_t temp, temp2 = AL;
if (!is486)
{
pc = oldpc;
x86illegal();
return 0;
}
fetch_ea_16(fetchdat);
temp = geteab(); if (abrt) return 0;
if (AL == temp) seteab(getr8(reg));
else AL = temp;
if (abrt) return 0;
setsub8(temp2, temp);
cycles -= (mod == 3) ? 6 : 10;
return 0;
}
static int opCMPXCHG_b_a32(uint32_t fetchdat)
{
uint8_t temp, temp2 = AL;
if (!is486)
{
pc = oldpc;
x86illegal();
return 0;
}
fetch_ea_32(fetchdat);
temp = geteab(); if (abrt) return 0;
if (AL == temp) seteab(getr8(reg));
else AL = temp;
if (abrt) return 0;
setsub8(temp2, temp);
cycles -= (mod == 3) ? 6 : 10;
return 0;
}
static int opCMPXCHG_w_a16(uint32_t fetchdat)
{
uint16_t temp, temp2 = AX;
if (!is486)
{
pc = oldpc;
x86illegal();
return 0;
}
fetch_ea_16(fetchdat);
temp = geteaw(); if (abrt) return 0;
if (AX == temp) seteaw(regs[reg].w);
else AX = temp;
if (abrt) return 0;
setsub16(temp2, temp);
cycles -= (mod == 3) ? 6 : 10;
return 0;
}
static int opCMPXCHG_w_a32(uint32_t fetchdat)
{
uint16_t temp, temp2 = AX;
if (!is486)
{
pc = oldpc;
x86illegal();
return 0;
}
fetch_ea_32(fetchdat);
temp = geteaw(); if (abrt) return 0;
if (AX == temp) seteaw(regs[reg].w);
else AX = temp;
if (abrt) return 0;
setsub16(temp2, temp);
cycles -= (mod == 3) ? 6 : 10;
return 0;
}
static int opCMPXCHG_l_a16(uint32_t fetchdat)
{
uint32_t temp, temp2 = EAX;
if (!is486)
{
pc = oldpc;
x86illegal();
return 0;
}
fetch_ea_16(fetchdat);
temp = geteal(); if (abrt) return 0;
if (EAX == temp) seteal(regs[reg].l);
else EAX = temp;
if (abrt) return 0;
setsub32(temp2, temp);
cycles -= (mod == 3) ? 6 : 10;
return 0;
}
static int opCMPXCHG_l_a32(uint32_t fetchdat)
{
uint32_t temp, temp2 = EAX;
if (!is486)
{
pc = oldpc;
x86illegal();
return 0;
}
fetch_ea_32(fetchdat);
temp = geteal(); if (abrt) return 0;
if (EAX == temp) seteal(regs[reg].l);
else EAX = temp;
if (abrt) return 0;
setsub32(temp2, temp);
cycles -= (mod == 3) ? 6 : 10;
return 0;
}
static int opXADD_b_a16(uint32_t fetchdat)
{
uint8_t temp;
if (!is486)
{
pc = oldpc;
x86illegal();
return 0;
}
fetch_ea_16(fetchdat);
temp = geteab(); if (abrt) return 0;
seteab(temp + getr8(reg)); if (abrt) return 0;
setadd8(temp, getr8(reg));
setr8(reg, temp);
return 0;
}
static int opXADD_b_a32(uint32_t fetchdat)
{
uint8_t temp;
if (!is486)
{
pc = oldpc;
x86illegal();
return 0;
}
fetch_ea_32(fetchdat);
temp = geteab(); if (abrt) return 0;
seteab(temp + getr8(reg)); if (abrt) return 0;
setadd8(temp, getr8(reg));
setr8(reg, temp);
return 0;
}
static int opXADD_w_a16(uint32_t fetchdat)
{
uint16_t temp;
if (!is486)
{
pc = oldpc;
x86illegal();
return 0;
}
fetch_ea_16(fetchdat);
temp = geteaw(); if (abrt) return 0;
seteaw(temp + regs[reg].w); if (abrt) return 0;
setadd16(temp, regs[reg].w);
regs[reg].w = temp;
return 0;
}
static int opXADD_w_a32(uint32_t fetchdat)
{
uint16_t temp;
if (!is486)
{
pc = oldpc;
x86illegal();
return 0;
}
fetch_ea_32(fetchdat);
temp = geteaw(); if (abrt) return 0;
seteaw(temp + regs[reg].w); if (abrt) return 0;
setadd16(temp, regs[reg].w);
regs[reg].w = temp;
return 0;
}
static int opXADD_l_a16(uint32_t fetchdat)
{
uint32_t temp;
if (!is486)
{
pc = oldpc;
x86illegal();
return 0;
}
fetch_ea_16(fetchdat);
temp = geteal(); if (abrt) return 0;
seteal(temp + regs[reg].l); if (abrt) return 0;
setadd32(temp, regs[reg].l);
regs[reg].l = temp;
return 0;
}
static int opXADD_l_a32(uint32_t fetchdat)
{
uint32_t temp;
if (!is486)
{
pc = oldpc;
x86illegal();
return 0;
}
fetch_ea_32(fetchdat);
temp = geteal(); if (abrt) return 0;
seteal(temp + regs[reg].l); if (abrt) return 0;
setadd32(temp, regs[reg].l);
regs[reg].l = temp;
return 0;
}