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

Move some more variables into cpu_state structure. Minor speedup (~2%).

Browse source
This commit is contained in:
SarahW 2016-08-17 21:28:16 +01:00
commit c664682758
43 changed files with 801 additions and 810 deletions
Download patch file Download diff file Expand all files Collapse all files

16
src/x86_ops_misc.h
View file

@ -548,7 +548,7 @@ static int opLOCK(uint32_t fetchdat)
cpu_state.pc++;
CLOCK_CYCLES(4);
return x86_opcodes[(fetchdat & 0xff) | op32](fetchdat >> 8);
return x86_opcodes[(fetchdat & 0xff) | cpu_state.op32](fetchdat >> 8);
}
@ -560,7 +560,7 @@ static int opBOUND_w_a16(uint32_t fetchdat)
fetch_ea_16(fetchdat);
ILLEGAL_ON(cpu_mod == 3);
low = geteaw();
high = readmemw(easeg, eaaddr + 2); if (abrt) return 1;
high = readmemw(easeg, cpu_state.eaaddr + 2); if (abrt) return 1;
if (((int16_t)cpu_state.regs[cpu_reg].w < low) || ((int16_t)cpu_state.regs[cpu_reg].w > high))
{
@ -578,7 +578,7 @@ static int opBOUND_w_a32(uint32_t fetchdat)
fetch_ea_32(fetchdat);
ILLEGAL_ON(cpu_mod == 3);
low = geteaw();
high = readmemw(easeg, eaaddr + 2); if (abrt) return 1;
high = readmemw(easeg, cpu_state.eaaddr + 2); if (abrt) return 1;
if (((int16_t)cpu_state.regs[cpu_reg].w < low) || ((int16_t)cpu_state.regs[cpu_reg].w > high))
{
@ -597,7 +597,7 @@ static int opBOUND_l_a16(uint32_t fetchdat)
fetch_ea_16(fetchdat);
ILLEGAL_ON(cpu_mod == 3);
low = geteal();
high = readmeml(easeg, eaaddr + 4); if (abrt) return 1;
high = readmeml(easeg, cpu_state.eaaddr + 4); if (abrt) return 1;
if (((int32_t)cpu_state.regs[cpu_reg].l < low) || ((int32_t)cpu_state.regs[cpu_reg].l > high))
{
@ -615,7 +615,7 @@ static int opBOUND_l_a32(uint32_t fetchdat)
fetch_ea_32(fetchdat);
ILLEGAL_ON(cpu_mod == 3);
low = geteal();
high = readmeml(easeg, eaaddr + 4); if (abrt) return 1;
high = readmeml(easeg, cpu_state.eaaddr + 4); if (abrt) return 1;
if (((int32_t)cpu_state.regs[cpu_reg].l < low) || ((int32_t)cpu_state.regs[cpu_reg].l > high))
{
@ -772,7 +772,7 @@ static int opCPUID(uint32_t fetchdat)
CLOCK_CYCLES(9);
return 0;
}
cpu_state.pc = oldpc;
cpu_state.pc = cpu_state.oldpc;
x86illegal();
return 1;
}
@ -785,7 +785,7 @@ static int opRDMSR(uint32_t fetchdat)
CLOCK_CYCLES(9);
return 0;
}
cpu_state.pc = oldpc;
cpu_state.pc = cpu_state.oldpc;
x86illegal();
return 1;
}
@ -798,7 +798,7 @@ static int opWRMSR(uint32_t fetchdat)
CLOCK_CYCLES(9);
return 0;
}
cpu_state.pc = oldpc;
cpu_state.pc = cpu_state.oldpc;
x86illegal();
return 1;
}