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Implement FP madd/msub, wire up bc1any[24][ft].

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2802 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
ths 2007-05-11 09:59:10 +00:00
parent 923617a396
commit fbcc68286a
2 changed files with 140 additions and 12 deletions
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55
target-mips/op.c
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@ -2185,6 +2185,7 @@ FLOAT_OP(name, d) \
FDT2 = float64_ ## name (FDT0, FDT1, &env->fp_status); \
update_fcr31(); \
DEBUG_FPU_STATE(); \
RETURN(); \
} \
FLOAT_OP(name, s) \
{ \
@ -2192,6 +2193,7 @@ FLOAT_OP(name, s) \
FST2 = float32_ ## name (FST0, FST1, &env->fp_status); \
update_fcr31(); \
DEBUG_FPU_STATE(); \
RETURN(); \
} \
FLOAT_OP(name, ps) \
{ \
@ -2200,6 +2202,7 @@ FLOAT_OP(name, ps) \
FSTH2 = float32_ ## name (FSTH0, FSTH1, &env->fp_status); \
update_fcr31(); \
DEBUG_FPU_STATE(); \
RETURN(); \
}
FLOAT_BINOP(add)
FLOAT_BINOP(sub)
@ -2207,6 +2210,16 @@ FLOAT_BINOP(mul)
FLOAT_BINOP(div)
#undef FLOAT_BINOP
FLOAT_OP(addr, ps)
{
set_float_exception_flags(0, &env->fp_status);
FST2 = float32_add (FST0, FSTH0, &env->fp_status);
FSTH2 = float32_add (FST1, FSTH1, &env->fp_status);
update_fcr31();
DEBUG_FPU_STATE();
RETURN();
}
/* ternary operations */
#define FLOAT_TERNOP(name1, name2) \
FLOAT_OP(name1 ## name2, d) \
@ -2214,12 +2227,14 @@ FLOAT_OP(name1 ## name2, d) \
FDT0 = float64_ ## name1 (FDT0, FDT1, &env->fp_status); \
FDT2 = float64_ ## name2 (FDT0, FDT2, &env->fp_status); \
DEBUG_FPU_STATE(); \
RETURN(); \
} \
FLOAT_OP(name1 ## name2, s) \
{ \
FST0 = float32_ ## name1 (FST0, FST1, &env->fp_status); \
FST2 = float32_ ## name2 (FST0, FST2, &env->fp_status); \
DEBUG_FPU_STATE(); \
RETURN(); \
} \
FLOAT_OP(name1 ## name2, ps) \
{ \
@ -2228,28 +2243,65 @@ FLOAT_OP(name1 ## name2, ps) \
FST2 = float32_ ## name2 (FST0, FST2, &env->fp_status); \
FSTH2 = float32_ ## name2 (FSTH0, FSTH2, &env->fp_status); \
DEBUG_FPU_STATE(); \
RETURN(); \
}
FLOAT_TERNOP(mul, add)
FLOAT_TERNOP(mul, sub)
#undef FLOAT_TERNOP
/* negated ternary operations */
#define FLOAT_NTERNOP(name1, name2) \
FLOAT_OP(n ## name1 ## name2, d) \
{ \
FDT0 = float64_ ## name1 (FDT0, FDT1, &env->fp_status); \
FDT2 = float64_ ## name2 (FDT0, FDT2, &env->fp_status); \
FDT2 ^= 1ULL << 63; \
DEBUG_FPU_STATE(); \
RETURN(); \
} \
FLOAT_OP(n ## name1 ## name2, s) \
{ \
FST0 = float32_ ## name1 (FST0, FST1, &env->fp_status); \
FST2 = float32_ ## name2 (FST0, FST2, &env->fp_status); \
FST2 ^= 1 << 31; \
DEBUG_FPU_STATE(); \
RETURN(); \
} \
FLOAT_OP(n ## name1 ## name2, ps) \
{ \
FST0 = float32_ ## name1 (FST0, FST1, &env->fp_status); \
FSTH0 = float32_ ## name1 (FSTH0, FSTH1, &env->fp_status); \
FST2 = float32_ ## name2 (FST0, FST2, &env->fp_status); \
FSTH2 = float32_ ## name2 (FSTH0, FSTH2, &env->fp_status); \
FST2 ^= 1 << 31; \
FSTH2 ^= 1 << 31; \
DEBUG_FPU_STATE(); \
RETURN(); \
}
FLOAT_NTERNOP(mul, add)
FLOAT_NTERNOP(mul, sub)
#undef FLOAT_NTERNOP
/* unary operations, modifying fp status */
#define FLOAT_UNOP(name) \
FLOAT_OP(name, d) \
{ \
FDT2 = float64_ ## name(FDT0, &env->fp_status); \
DEBUG_FPU_STATE(); \
RETURN(); \
} \
FLOAT_OP(name, s) \
{ \
FST2 = float32_ ## name(FST0, &env->fp_status); \
DEBUG_FPU_STATE(); \
RETURN(); \
} \
FLOAT_OP(name, ps) \
{ \
FST2 = float32_ ## name(FST0, &env->fp_status); \
FSTH2 = float32_ ## name(FSTH0, &env->fp_status); \
DEBUG_FPU_STATE(); \
RETURN(); \
}
FLOAT_UNOP(sqrt)
#undef FLOAT_UNOP
@ -2260,17 +2312,20 @@ FLOAT_OP(name, d) \
{ \
FDT2 = float64_ ## name(FDT0); \
DEBUG_FPU_STATE(); \
RETURN(); \
} \
FLOAT_OP(name, s) \
{ \
FST2 = float32_ ## name(FST0); \
DEBUG_FPU_STATE(); \
RETURN(); \
} \
FLOAT_OP(name, ps) \
{ \
FST2 = float32_ ## name(FST0); \
FSTH2 = float32_ ## name(FSTH0); \
DEBUG_FPU_STATE(); \
RETURN(); \
}
FLOAT_UNOP(abs)
FLOAT_UNOP(chs)