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x87_ops_*.h: emulate fpu/iu concurrency for each fpu instruction

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linear cannon
2022-01-29 07:32:39 -08:00
parent 04c89959f8
commit eab711a4ed
3 changed files with 232 additions and 117 deletions
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108
src/cpu/x87_ops_arith.h
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@@ -12,7 +12,8 @@ static int opFADD ## name ## _a ## a_size(uint32_t fetchdat) \
if ((cpu_state.npxc >> 10) & 3) \
fesetround(FE_TONEAREST); \
FP_TAG_VALID; \
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fadd ## cycle_postfix) : ((x87_timings.fadd ## cycle_postfix) * cpu_multi)); \
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fadd ## cycle_postfix) : ((x87_timings.fadd ## cycle_postfix) * cpu_multi)); \
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fadd ## cycle_postfix) : ((x87_concurrency.fadd ## cycle_postfix) * cpu_multi)); \
return 0; \
} \
static int opFCOM ## name ## _a ## a_size(uint32_t fetchdat) \
@@ -24,7 +25,8 @@ static int opFCOM ## name ## _a ## a_size(uint32_t fetchdat) \
load_var = get(); if (cpu_state.abrt) return 1; \
cpu_state.npxs &= ~(C0|C2|C3); \
cpu_state.npxs |= x87_compare(ST(0), (double)use_var); \
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fcom ## cycle_postfix) : ((x87_timings.fcom ## cycle_postfix) * cpu_multi)); \
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fcom ## cycle_postfix) : ((x87_timings.fcom ## cycle_postfix) * cpu_multi)); \
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fcom ## cycle_postfix) : ((x87_concurrency.fcom ## cycle_postfix) * cpu_multi)); \
return 0; \
} \
static int opFCOMP ## name ## _a ## a_size(uint32_t fetchdat) \
@@ -37,7 +39,8 @@ static int opFCOMP ## name ## _a ## a_size(uint32_t fetchdat) \
cpu_state.npxs &= ~(C0|C2|C3); \
cpu_state.npxs |= x87_compare(ST(0), (double)use_var); \
x87_pop(); \
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fcom ## cycle_postfix) : ((x87_timings.fcom ## cycle_postfix) * cpu_multi)); \
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fcom ## cycle_postfix) : ((x87_timings.fcom ## cycle_postfix) * cpu_multi)); \
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fcom ## cycle_postfix) : ((x87_concurrency.fcom ## cycle_postfix) * cpu_multi)); \
return 0; \
} \
static int opFDIV ## name ## _a ## a_size(uint32_t fetchdat) \
@@ -49,7 +52,8 @@ static int opFDIV ## name ## _a ## a_size(uint32_t fetchdat) \
load_var = get(); if (cpu_state.abrt) return 1; \
x87_div(ST(0), ST(0), use_var); \
FP_TAG_VALID; \
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fdiv ## cycle_postfix) : ((x87_timings.fdiv ## cycle_postfix) * cpu_multi)); \
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fdiv ## cycle_postfix) : ((x87_timings.fdiv ## cycle_postfix) * cpu_multi)); \
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fadd ## cycle_postfix) : ((x87_concurrency.fadd ## cycle_postfix) * cpu_multi)); \
return 0; \
} \
static int opFDIVR ## name ## _a ## a_size(uint32_t fetchdat) \
@@ -61,7 +65,8 @@ static int opFDIVR ## name ## _a ## a_size(uint32_t fetchdat) \
load_var = get(); if (cpu_state.abrt) return 1; \
x87_div(ST(0), use_var, ST(0)); \
FP_TAG_VALID; \
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fdiv ## cycle_postfix) : ((x87_timings.fdiv ## cycle_postfix) * cpu_multi)); \
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fdiv ## cycle_postfix) : ((x87_timings.fdiv ## cycle_postfix) * cpu_multi)); \
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fdiv ## cycle_postfix) : ((x87_concurrency.fdiv ## cycle_postfix) * cpu_multi)); \
return 0; \
} \
static int opFMUL ## name ## _a ## a_size(uint32_t fetchdat) \
@@ -73,7 +78,8 @@ static int opFMUL ## name ## _a ## a_size(uint32_t fetchdat) \
load_var = get(); if (cpu_state.abrt) return 1; \
ST(0) *= use_var; \
FP_TAG_VALID; \
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fmul ## cycle_postfix) : ((x87_timings.fmul ## cycle_postfix) * cpu_multi)); \
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fmul ## cycle_postfix) : ((x87_timings.fmul ## cycle_postfix) * cpu_multi)); \
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fmul ## cycle_postfix) : ((x87_concurrency.fmul ## cycle_postfix) * cpu_multi)); \
return 0; \
} \
static int opFSUB ## name ## _a ## a_size(uint32_t fetchdat) \
@@ -85,7 +91,8 @@ static int opFSUB ## name ## _a ## a_size(uint32_t fetchdat) \
load_var = get(); if (cpu_state.abrt) return 1; \
ST(0) -= use_var; \
FP_TAG_VALID; \
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fadd ## cycle_postfix) : ((x87_timings.fadd ## cycle_postfix) * cpu_multi)); \
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fadd ## cycle_postfix) : ((x87_timings.fadd ## cycle_postfix) * cpu_multi)); \
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fadd ## cycle_postfix) : ((x87_concurrency.fadd ## cycle_postfix) * cpu_multi)); \
return 0; \
} \
static int opFSUBR ## name ## _a ## a_size(uint32_t fetchdat) \
@@ -97,7 +104,8 @@ static int opFSUBR ## name ## _a ## a_size(uint32_t fetchdat) \
load_var = get(); if (cpu_state.abrt) return 1; \
ST(0) = use_var - ST(0); \
FP_TAG_VALID; \
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fadd ## cycle_postfix) : ((x87_timings.fadd ## cycle_postfix) * cpu_multi)); \
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fadd ## cycle_postfix) : ((x87_timings.fadd ## cycle_postfix) * cpu_multi)); \
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fadd ## cycle_postfix) : ((x87_concurrency.fadd ## cycle_postfix) * cpu_multi)); \
return 0; \
}
@@ -127,7 +135,8 @@ static int opFADD(uint32_t fetchdat)
cpu_state.pc++;
ST(0) = ST(0) + ST(fetchdat & 7);
FP_TAG_VALID;
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fadd) : (x87_concurrency.fadd * cpu_multi));
return 0;
}
static int opFADDr(uint32_t fetchdat)
@@ -136,7 +145,8 @@ static int opFADDr(uint32_t fetchdat)
cpu_state.pc++;
ST(fetchdat & 7) = ST(fetchdat & 7) + ST(0);
FP_TAG_VALID_F;
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fadd) : (x87_concurrency.fadd * cpu_multi));
return 0;
}
static int opFADDP(uint32_t fetchdat)
@@ -146,7 +156,8 @@ static int opFADDP(uint32_t fetchdat)
ST(fetchdat & 7) = ST(fetchdat & 7) + ST(0);
FP_TAG_VALID_F;
x87_pop();
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fadd) : (x87_concurrency.fadd * cpu_multi));
return 0;
}
@@ -157,7 +168,8 @@ static int opFCOM(uint32_t fetchdat)
cpu_state.npxs &= ~(C0|C2|C3);
if (ST(0) == ST(fetchdat & 7)) cpu_state.npxs |= C3;
else if (ST(0) < ST(fetchdat & 7)) cpu_state.npxs |= C0;
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fcom) : (x87_timings.fcom * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fcom) : (x87_timings.fcom * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fcom) : (x87_concurrency.fcom * cpu_multi));
return 0;
}
@@ -168,7 +180,8 @@ static int opFCOMP(uint32_t fetchdat)
cpu_state.npxs &= ~(C0|C2|C3);
cpu_state.npxs |= x87_compare(ST(0), ST(fetchdat & 7));
x87_pop();
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fcom) : (x87_timings.fcom * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fcom) : (x87_timings.fcom * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fcom) : (x87_concurrency.fcom * cpu_multi));
return 0;
}
@@ -187,7 +200,8 @@ static int opFCOMPP(uint32_t fetchdat)
x87_pop();
x87_pop();
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fcom) : (x87_timings.fcom * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fcom) : (x87_timings.fcom * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fcom) : (x87_concurrency.fcom * cpu_multi));
return 0;
}
#ifndef FPU_8087
@@ -199,7 +213,8 @@ static int opFUCOMPP(uint32_t fetchdat)
cpu_state.npxs |= x87_ucompare(ST(0), ST(1));
x87_pop();
x87_pop();
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fucom) : (x87_timings.fucom * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fucom) : (x87_timings.fucom * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fucom) : (x87_concurrency.fucom * cpu_multi));
return 0;
}
@@ -211,7 +226,8 @@ static int opFCOMI(uint32_t fetchdat)
cpu_state.flags &= ~(Z_FLAG | P_FLAG | C_FLAG);
if (ST(0) == ST(fetchdat & 7)) cpu_state.flags |= Z_FLAG;
else if (ST(0) < ST(fetchdat & 7)) cpu_state.flags |= C_FLAG;
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fcom) : (x87_timings.fcom * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fcom) : (x87_timings.fcom * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fcom) : (x87_concurrency.fcom * cpu_multi));
return 0;
}
static int opFCOMIP(uint32_t fetchdat)
@@ -223,7 +239,8 @@ static int opFCOMIP(uint32_t fetchdat)
if (ST(0) == ST(fetchdat & 7)) cpu_state.flags |= Z_FLAG;
else if (ST(0) < ST(fetchdat & 7)) cpu_state.flags |= C_FLAG;
x87_pop();
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fcom) : (x87_timings.fcom * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fcom) : (x87_timings.fcom * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fcom) : (x87_concurrency.fcom * cpu_multi));
return 0;
}
#endif
@@ -234,7 +251,8 @@ static int opFDIV(uint32_t fetchdat)
cpu_state.pc++;
x87_div(ST(0), ST(0), ST(fetchdat & 7));
FP_TAG_VALID;
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fdiv) : (x87_timings.fdiv * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fdiv) : (x87_timings.fdiv * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fdiv) : (x87_concurrency.fdiv * cpu_multi));
return 0;
}
static int opFDIVr(uint32_t fetchdat)
@@ -243,7 +261,8 @@ static int opFDIVr(uint32_t fetchdat)
cpu_state.pc++;
x87_div(ST(fetchdat & 7), ST(fetchdat & 7), ST(0));
FP_TAG_VALID_F;
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fdiv) : (x87_timings.fdiv * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fdiv) : (x87_timings.fdiv * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fdiv) : (x87_concurrency.fdiv * cpu_multi));
return 0;
}
static int opFDIVP(uint32_t fetchdat)
@@ -253,7 +272,8 @@ static int opFDIVP(uint32_t fetchdat)
x87_div(ST(fetchdat & 7), ST(fetchdat & 7), ST(0));
FP_TAG_VALID_F;
x87_pop();
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fdiv) : (x87_timings.fdiv * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fdiv) : (x87_timings.fdiv * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fdiv) : (x87_concurrency.fdiv * cpu_multi));
return 0;
}
@@ -263,7 +283,8 @@ static int opFDIVR(uint32_t fetchdat)
cpu_state.pc++;
x87_div(ST(0), ST(fetchdat&7), ST(0));
FP_TAG_VALID;
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fdiv) : (x87_timings.fdiv * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fdiv) : (x87_timings.fdiv * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fdiv) : (x87_concurrency.fdiv * cpu_multi));
return 0;
}
static int opFDIVRr(uint32_t fetchdat)
@@ -272,7 +293,8 @@ static int opFDIVRr(uint32_t fetchdat)
cpu_state.pc++;
x87_div(ST(fetchdat & 7), ST(0), ST(fetchdat & 7));
FP_TAG_VALID_F;
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fdiv) : (x87_timings.fdiv * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fdiv) : (x87_timings.fdiv * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fdiv) : (x87_concurrency.fdiv * cpu_multi));
return 0;
}
static int opFDIVRP(uint32_t fetchdat)
@@ -282,7 +304,8 @@ static int opFDIVRP(uint32_t fetchdat)
x87_div(ST(fetchdat & 7), ST(0), ST(fetchdat & 7));
FP_TAG_VALID_F;
x87_pop();
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fdiv) : (x87_timings.fdiv * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fdiv) : (x87_timings.fdiv * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fdiv) : (x87_concurrency.fdiv * cpu_multi));
return 0;
}
@@ -292,7 +315,8 @@ static int opFMUL(uint32_t fetchdat)
cpu_state.pc++;
ST(0) = ST(0) * ST(fetchdat & 7);
FP_TAG_VALID;
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fmul) : (x87_timings.fmul * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fmul) : (x87_timings.fmul * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fmul) : (x87_concurrency.fmul * cpu_multi));
return 0;
}
static int opFMULr(uint32_t fetchdat)
@@ -301,7 +325,8 @@ static int opFMULr(uint32_t fetchdat)
cpu_state.pc++;
ST(fetchdat & 7) = ST(0) * ST(fetchdat & 7);
FP_TAG_VALID_F;
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fmul) : (x87_timings.fmul * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fmul) : (x87_timings.fmul * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fmul) : (x87_concurrency.fmul * cpu_multi));
return 0;
}
static int opFMULP(uint32_t fetchdat)
@@ -311,7 +336,8 @@ static int opFMULP(uint32_t fetchdat)
ST(fetchdat & 7) = ST(0) * ST(fetchdat & 7);
FP_TAG_VALID_F;
x87_pop();
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fmul) : (x87_timings.fmul * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fmul) : (x87_timings.fmul * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fmul) : (x87_concurrency.fmul * cpu_multi));
return 0;
}
@@ -321,7 +347,8 @@ static int opFSUB(uint32_t fetchdat)
cpu_state.pc++;
ST(0) = ST(0) - ST(fetchdat & 7);
FP_TAG_VALID;
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fadd) : (x87_concurrency.fadd * cpu_multi));
return 0;
}
static int opFSUBr(uint32_t fetchdat)
@@ -330,7 +357,8 @@ static int opFSUBr(uint32_t fetchdat)
cpu_state.pc++;
ST(fetchdat & 7) = ST(fetchdat & 7) - ST(0);
FP_TAG_VALID_F;
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fadd) : (x87_concurrency.fadd * cpu_multi));
return 0;
}
static int opFSUBP(uint32_t fetchdat)
@@ -340,7 +368,8 @@ static int opFSUBP(uint32_t fetchdat)
ST(fetchdat & 7) = ST(fetchdat & 7) - ST(0);
FP_TAG_VALID_F;
x87_pop();
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fadd) : (x87_concurrency.fadd * cpu_multi));
return 0;
}
@@ -350,7 +379,8 @@ static int opFSUBR(uint32_t fetchdat)
cpu_state.pc++;
ST(0) = ST(fetchdat & 7) - ST(0);
FP_TAG_VALID;
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fadd) : (x87_concurrency.fadd * cpu_multi));
return 0;
}
static int opFSUBRr(uint32_t fetchdat)
@@ -359,7 +389,8 @@ static int opFSUBRr(uint32_t fetchdat)
cpu_state.pc++;
ST(fetchdat & 7) = ST(0) - ST(fetchdat & 7);
FP_TAG_VALID_F;
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fadd) : (x87_concurrency.fadd * cpu_multi));
return 0;
}
static int opFSUBRP(uint32_t fetchdat)
@@ -369,7 +400,8 @@ static int opFSUBRP(uint32_t fetchdat)
ST(fetchdat & 7) = ST(0) - ST(fetchdat & 7);
FP_TAG_VALID_F;
x87_pop();
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fadd) : (x87_timings.fadd * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fadd) : (x87_concurrency.fadd * cpu_multi));
return 0;
}
@@ -380,7 +412,8 @@ static int opFUCOM(uint32_t fetchdat)
cpu_state.pc++;
cpu_state.npxs &= ~(C0|C2|C3);
cpu_state.npxs |= x87_ucompare(ST(0), ST(fetchdat & 7));
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fucom) : (x87_timings.fucom * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fucom) : (x87_timings.fucom * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fucom) : (x87_concurrency.fucom * cpu_multi));
return 0;
}
@@ -391,7 +424,8 @@ static int opFUCOMP(uint32_t fetchdat)
cpu_state.npxs &= ~(C0|C2|C3);
cpu_state.npxs |= x87_ucompare(ST(0), ST(fetchdat & 7));
x87_pop();
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fucom) : (x87_timings.fucom * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fucom) : (x87_timings.fucom * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fucom) : (x87_concurrency.fucom * cpu_multi));
return 0;
}
@@ -403,7 +437,8 @@ static int opFUCOMI(uint32_t fetchdat)
cpu_state.flags &= ~(Z_FLAG | P_FLAG | C_FLAG);
if (ST(0) == ST(fetchdat & 7)) cpu_state.flags |= Z_FLAG;
else if (ST(0) < ST(fetchdat & 7)) cpu_state.flags |= C_FLAG;
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fucom) : (x87_timings.fucom * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fucom) : (x87_timings.fucom * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fucom) : (x87_concurrency.fucom * cpu_multi));
return 0;
}
static int opFUCOMIP(uint32_t fetchdat)
@@ -415,7 +450,8 @@ static int opFUCOMIP(uint32_t fetchdat)
if (ST(0) == ST(fetchdat & 7)) cpu_state.flags |= Z_FLAG;
else if (ST(0) < ST(fetchdat & 7)) cpu_state.flags |= C_FLAG;
x87_pop();
CLOCK_CYCLES((fpu_type >= FPU_487SX) ? (x87_timings.fucom) : (x87_timings.fucom * cpu_multi));
CLOCK_CYCLES_FPU((fpu_type >= FPU_487SX) ? (x87_timings.fucom) : (x87_timings.fucom * cpu_multi));
CONCURRENCY_CYCLES((fpu_type >= FPU_487SX) ? (x87_concurrency.fucom) : (x87_concurrency.fucom * cpu_multi));
return 0;
}
#endif