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add support for cvt.s.d and cvt.d.s (Aurelien Jarno) 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2198 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2006-10-23 21:25:11 +00:00
parent d37aca6625
commit dd016883fb
2 changed files with 26 additions and 0 deletions
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12
target-mips/op.c
View File

@ -785,12 +785,24 @@ void op_mtc1 (void)
#define FLOAT_OP(name, p) void OPPROTO op_float_##name##_##p(void) #define FLOAT_OP(name, p) void OPPROTO op_float_##name##_##p(void)
FLOAT_OP(cvtd, s)
{
FDT2 = float32_to_float64(WT0, &env->fp_status);
DEBUG_FPU_STATE();
RETURN();
}
FLOAT_OP(cvtd, w) FLOAT_OP(cvtd, w)
{ {
FDT2 = int32_to_float64(WT0, &env->fp_status); FDT2 = int32_to_float64(WT0, &env->fp_status);
DEBUG_FPU_STATE(); DEBUG_FPU_STATE();
RETURN(); RETURN();
} }
FLOAT_OP(cvts, d)
{
FST2 = float64_to_float32(WT0, &env->fp_status);
DEBUG_FPU_STATE();
RETURN();
}
FLOAT_OP(cvts, w) FLOAT_OP(cvts, w)
{ {
FST2 = int32_to_float32(WT0, &env->fp_status); FST2 = int32_to_float32(WT0, &env->fp_status);

14
target-mips/translate.c
View File

@ -1675,6 +1675,13 @@ static void gen_farith (DisasContext *ctx, int fmt, int ft, int fs, int fd, int
GEN_STORE_FTN_FREG(fd, WT2); GEN_STORE_FTN_FREG(fd, WT2);
opn = "ceil.w.d"; opn = "ceil.w.d";
break; break;
case FOP(33, 16): /* cvt.d.s */
CHECK_FR(ctx, fs | fd);
GEN_LOAD_FREG_FTN(WT0, fs);
gen_op_float_cvtd_s();
GEN_STORE_FTN_FREG(fd, DT2);
opn = "cvt.d.s";
break;
case FOP(33, 20): /* cvt.d.w */ case FOP(33, 20): /* cvt.d.w */
CHECK_FR(ctx, fs | fd); CHECK_FR(ctx, fs | fd);
GEN_LOAD_FREG_FTN(WT0, fs); GEN_LOAD_FREG_FTN(WT0, fs);
@ -1782,6 +1789,13 @@ static void gen_farith (DisasContext *ctx, int fmt, int ft, int fs, int fd, int
GEN_STORE_FTN_FREG(fd, WT2); GEN_STORE_FTN_FREG(fd, WT2);
opn = "trunc.w.s"; opn = "trunc.w.s";
break; break;
case FOP(32, 17): /* cvt.s.d */
CHECK_FR(ctx, fs | fd);
GEN_LOAD_FREG_FTN(WT0, fs);
gen_op_float_cvts_d();
GEN_STORE_FTN_FREG(fd, WT2);
opn = "cvt.s.d";
break;
case FOP(32, 20): /* cvt.s.w */ case FOP(32, 20): /* cvt.s.w */
CHECK_FR(ctx, fs | fd); CHECK_FR(ctx, fs | fd);
GEN_LOAD_FREG_FTN(WT0, fs); GEN_LOAD_FREG_FTN(WT0, fs);