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Pack decoded ModR/M data into a single word - minor recompiler speedup.

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This commit is contained in:
SarahW 2016-08-14 16:29:54 +01:00
commit 535604b760
34 changed files with 1263 additions and 1270 deletions
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36
src/x86_ops_xchg.h
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@ -3,9 +3,9 @@ static int opXCHG_b_a16(uint32_t fetchdat)
uint8_t temp;
fetch_ea_16(fetchdat);
temp = geteab(); if (abrt) return 1;
seteab(getr8(reg)); if (abrt) return 1;
setr8(reg, temp);
CLOCK_CYCLES((mod == 3) ? 3 : 5);
seteab(getr8(cpu_reg)); if (abrt) return 1;
setr8(cpu_reg, temp);
CLOCK_CYCLES((cpu_mod == 3) ? 3 : 5);
return 0;
}
static int opXCHG_b_a32(uint32_t fetchdat)
@ -13,9 +13,9 @@ static int opXCHG_b_a32(uint32_t fetchdat)
uint8_t temp;
fetch_ea_32(fetchdat);
temp = geteab(); if (abrt) return 1;
seteab(getr8(reg)); if (abrt) return 1;
setr8(reg, temp);
CLOCK_CYCLES((mod == 3) ? 3 : 5);
seteab(getr8(cpu_reg)); if (abrt) return 1;
setr8(cpu_reg, temp);
CLOCK_CYCLES((cpu_mod == 3) ? 3 : 5);
return 0;
}
@ -24,9 +24,9 @@ static int opXCHG_w_a16(uint32_t fetchdat)
uint16_t temp;
fetch_ea_16(fetchdat);
temp = geteaw(); if (abrt) return 1;
seteaw(cpu_state.regs[reg].w); if (abrt) return 1;
cpu_state.regs[reg].w = temp;
CLOCK_CYCLES((mod == 3) ? 3 : 5);
seteaw(cpu_state.regs[cpu_reg].w); if (abrt) return 1;
cpu_state.regs[cpu_reg].w = temp;
CLOCK_CYCLES((cpu_mod == 3) ? 3 : 5);
return 0;
}
static int opXCHG_w_a32(uint32_t fetchdat)
@ -34,9 +34,9 @@ static int opXCHG_w_a32(uint32_t fetchdat)
uint16_t temp;
fetch_ea_32(fetchdat);
temp = geteaw(); if (abrt) return 1;
seteaw(cpu_state.regs[reg].w); if (abrt) return 1;
cpu_state.regs[reg].w = temp;
CLOCK_CYCLES((mod == 3) ? 3 : 5);
seteaw(cpu_state.regs[cpu_reg].w); if (abrt) return 1;
cpu_state.regs[cpu_reg].w = temp;
CLOCK_CYCLES((cpu_mod == 3) ? 3 : 5);
return 0;
}
@ -45,9 +45,9 @@ static int opXCHG_l_a16(uint32_t fetchdat)
uint32_t temp;
fetch_ea_16(fetchdat);
temp = geteal(); if (abrt) return 1;
seteal(cpu_state.regs[reg].l); if (abrt) return 1;
cpu_state.regs[reg].l = temp;
CLOCK_CYCLES((mod == 3) ? 3 : 5);
seteal(cpu_state.regs[cpu_reg].l); if (abrt) return 1;
cpu_state.regs[cpu_reg].l = temp;
CLOCK_CYCLES((cpu_mod == 3) ? 3 : 5);
return 0;
}
static int opXCHG_l_a32(uint32_t fetchdat)
@ -55,9 +55,9 @@ static int opXCHG_l_a32(uint32_t fetchdat)
uint32_t temp;
fetch_ea_32(fetchdat);
temp = geteal(); if (abrt) return 1;
seteal(cpu_state.regs[reg].l); if (abrt) return 1;
cpu_state.regs[reg].l = temp;
CLOCK_CYCLES((mod == 3) ? 3 : 5);
seteal(cpu_state.regs[cpu_reg].l); if (abrt) return 1;
cpu_state.regs[cpu_reg].l = temp;
CLOCK_CYCLES((cpu_mod == 3) ? 3 : 5);
return 0;
}