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target/loongarch: Add floating point move instruction translation

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This includes:
- FMOV.{S/D}
- FSEL
- MOVGR2FR.{W/D}, MOVGR2FRH.W
- MOVFR2GR.{S/D}, MOVFRH2GR.S
- MOVGR2FCSR, MOVFCSR2GR
- MOVFR2CF, MOVCF2FR
- MOVGR2CF, MOVCF2GR

Signed-off-by: Song Gao <gaosong@loongson.cn>
Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220606124333.2060567-14-yangxiaojuan@loongson.cn>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Song Gao 2022-06-06 20:43:03 +08:00 • committed by Richard Henderson
parent 7c1f88703d
commit b7dabd5624
5 changed files with 203 additions and 0 deletions
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6
target/loongarch/fpu_helper.c
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@ -854,3 +854,9 @@ uint64_t helper_ftint_w_d(CPULoongArchState *env, uint64_t fj)
update_fcsr0(env, GETPC());
return fd;
}
void helper_set_rounding_mode(CPULoongArchState *env, uint32_t fcsr0)
{
set_float_rounding_mode(ieee_rm[(fcsr0 >> FCSR0_RM) & 0x3],
&env->fp_status);
}