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Cleaned up x87 tag register handling.

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This commit is contained in:
SarahW 2018-10-01 21:02:40 +01:00
commit dbb01ef9e2
6 changed files with 82 additions and 63 deletions
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48
src/x87_ops_arith.h
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@ -11,7 +11,7 @@ static int opFADD ## name ## _a ## a_size(uint32_t fetchdat) \
ST(0) += use_var; \
if ((cpu_state.npxc >> 10) & 3) \
fesetround(FE_TONEAREST); \
cpu_state.tag[cpu_state.TOP] &= ~TAG_UINT64; \
cpu_state.tag[cpu_state.TOP] = TAG_VALID; \
CLOCK_CYCLES(8); \
return 0; \
} \
@ -48,7 +48,7 @@ static int opFDIV ## name ## _a ## a_size(uint32_t fetchdat) \
SEG_CHECK_READ(cpu_state.ea_seg); \
load_var = get(); if (cpu_state.abrt) return 1; \
x87_div(ST(0), ST(0), use_var); \
cpu_state.tag[cpu_state.TOP] &= ~TAG_UINT64; \
cpu_state.tag[cpu_state.TOP] = TAG_VALID; \
CLOCK_CYCLES(73); \
return 0; \
} \
@ -60,7 +60,7 @@ static int opFDIVR ## name ## _a ## a_size(uint32_t fetchdat) \
SEG_CHECK_READ(cpu_state.ea_seg); \
load_var = get(); if (cpu_state.abrt) return 1; \
x87_div(ST(0), use_var, ST(0)); \
cpu_state.tag[cpu_state.TOP] &= ~TAG_UINT64; \
cpu_state.tag[cpu_state.TOP] = TAG_VALID; \
CLOCK_CYCLES(73); \
return 0; \
} \
@ -72,7 +72,7 @@ static int opFMUL ## name ## _a ## a_size(uint32_t fetchdat) \
SEG_CHECK_READ(cpu_state.ea_seg); \
load_var = get(); if (cpu_state.abrt) return 1; \
ST(0) *= use_var; \
cpu_state.tag[cpu_state.TOP] &= ~TAG_UINT64; \
cpu_state.tag[cpu_state.TOP] = TAG_VALID; \
CLOCK_CYCLES(11); \
return 0; \
} \
@ -84,7 +84,7 @@ static int opFSUB ## name ## _a ## a_size(uint32_t fetchdat) \
SEG_CHECK_READ(cpu_state.ea_seg); \
load_var = get(); if (cpu_state.abrt) return 1; \
ST(0) -= use_var; \
cpu_state.tag[cpu_state.TOP] &= ~TAG_UINT64; \
cpu_state.tag[cpu_state.TOP] = TAG_VALID; \
CLOCK_CYCLES(8); \
return 0; \
} \
@ -96,7 +96,7 @@ static int opFSUBR ## name ## _a ## a_size(uint32_t fetchdat) \
SEG_CHECK_READ(cpu_state.ea_seg); \
load_var = get(); if (cpu_state.abrt) return 1; \
ST(0) = use_var - ST(0); \
cpu_state.tag[cpu_state.TOP] &= ~TAG_UINT64; \
cpu_state.tag[cpu_state.TOP] = TAG_VALID; \
CLOCK_CYCLES(8); \
return 0; \
}
@ -121,7 +121,7 @@ static int opFADD(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FADD\n");
ST(0) = ST(0) + ST(fetchdat & 7);
cpu_state.tag[cpu_state.TOP] &= ~TAG_UINT64;
cpu_state.tag[cpu_state.TOP] = TAG_VALID;
CLOCK_CYCLES(8);
return 0;
}
@ -131,7 +131,7 @@ static int opFADDr(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FADD\n");
ST(fetchdat & 7) = ST(fetchdat & 7) + ST(0);
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] &= ~TAG_UINT64;
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] = TAG_VALID;
CLOCK_CYCLES(8);
return 0;
}
@ -141,7 +141,7 @@ static int opFADDP(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FADDP\n");
ST(fetchdat & 7) = ST(fetchdat & 7) + ST(0);
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] &= ~TAG_UINT64;
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] = TAG_VALID;
x87_pop();
CLOCK_CYCLES(8);
return 0;
@ -232,7 +232,7 @@ static int opFDIV(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FDIV\n");
x87_div(ST(0), ST(0), ST(fetchdat & 7));
cpu_state.tag[cpu_state.TOP] &= ~TAG_UINT64;
cpu_state.tag[cpu_state.TOP] = TAG_VALID;
CLOCK_CYCLES(73);
return 0;
}
@ -242,7 +242,7 @@ static int opFDIVr(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FDIV\n");
x87_div(ST(fetchdat & 7), ST(fetchdat & 7), ST(0));
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] &= ~TAG_UINT64;
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] = TAG_VALID;
CLOCK_CYCLES(73);
return 0;
}
@ -252,7 +252,7 @@ static int opFDIVP(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FDIVP\n");
x87_div(ST(fetchdat & 7), ST(fetchdat & 7), ST(0));
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] &= ~TAG_UINT64;
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] = TAG_VALID;
x87_pop();
CLOCK_CYCLES(73);
return 0;
@ -264,7 +264,7 @@ static int opFDIVR(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FDIVR\n");
x87_div(ST(0), ST(fetchdat&7), ST(0));
cpu_state.tag[cpu_state.TOP] &= ~TAG_UINT64;
cpu_state.tag[cpu_state.TOP] = TAG_VALID;
CLOCK_CYCLES(73);
return 0;
}
@ -274,7 +274,7 @@ static int opFDIVRr(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FDIVR\n");
x87_div(ST(fetchdat & 7), ST(0), ST(fetchdat & 7));
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] &= ~TAG_UINT64;
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] = TAG_VALID;
CLOCK_CYCLES(73);
return 0;
}
@ -284,7 +284,7 @@ static int opFDIVRP(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FDIVR\n");
x87_div(ST(fetchdat & 7), ST(0), ST(fetchdat & 7));
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] &= ~TAG_UINT64;
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] = TAG_VALID;
x87_pop();
CLOCK_CYCLES(73);
return 0;
@ -296,7 +296,7 @@ static int opFMUL(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FMUL\n");
ST(0) = ST(0) * ST(fetchdat & 7);
cpu_state.tag[cpu_state.TOP] &= ~TAG_UINT64;
cpu_state.tag[cpu_state.TOP] = TAG_VALID;
CLOCK_CYCLES(16);
return 0;
}
@ -306,7 +306,7 @@ static int opFMULr(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FMUL\n");
ST(fetchdat & 7) = ST(0) * ST(fetchdat & 7);
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] &= ~TAG_UINT64;
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] = TAG_VALID;
CLOCK_CYCLES(16);
return 0;
}
@ -316,7 +316,7 @@ static int opFMULP(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FMULP\n");
ST(fetchdat & 7) = ST(0) * ST(fetchdat & 7);
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] &= ~TAG_UINT64;
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] = TAG_VALID;
x87_pop();
CLOCK_CYCLES(16);
return 0;
@ -328,7 +328,7 @@ static int opFSUB(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FSUB\n");
ST(0) = ST(0) - ST(fetchdat & 7);
cpu_state.tag[cpu_state.TOP] &= ~TAG_UINT64;
cpu_state.tag[cpu_state.TOP] = TAG_VALID;
CLOCK_CYCLES(8);
return 0;
}
@ -338,7 +338,7 @@ static int opFSUBr(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FSUB\n");
ST(fetchdat & 7) = ST(fetchdat & 7) - ST(0);
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] &= ~TAG_UINT64;
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] = TAG_VALID;
CLOCK_CYCLES(8);
return 0;
}
@ -348,7 +348,7 @@ static int opFSUBP(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FSUBP\n");
ST(fetchdat & 7) = ST(fetchdat & 7) - ST(0);
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] &= ~TAG_UINT64;
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] = TAG_VALID;
x87_pop();
CLOCK_CYCLES(8);
return 0;
@ -360,7 +360,7 @@ static int opFSUBR(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FSUBR\n");
ST(0) = ST(fetchdat & 7) - ST(0);
cpu_state.tag[cpu_state.TOP] &= ~TAG_UINT64;
cpu_state.tag[cpu_state.TOP] = TAG_VALID;
CLOCK_CYCLES(8);
return 0;
}
@ -370,7 +370,7 @@ static int opFSUBRr(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FSUBR\n");
ST(fetchdat & 7) = ST(0) - ST(fetchdat & 7);
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] &= ~TAG_UINT64;
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] = TAG_VALID;
CLOCK_CYCLES(8);
return 0;
}
@ -380,7 +380,7 @@ static int opFSUBRP(uint32_t fetchdat)
cpu_state.pc++;
if (fplog) pclog("FSUBRP\n");
ST(fetchdat & 7) = ST(0) - ST(fetchdat & 7);
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] &= ~TAG_UINT64;
cpu_state.tag[(cpu_state.TOP + fetchdat) & 7] = TAG_VALID;
x87_pop();
CLOCK_CYCLES(8);
return 0;