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target/loongarch: Implement LSX fpu arith instructions

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This patch includes:
- VF{ADD/SUB/MUL/DIV}.{S/D};
- VF{MADD/MSUB/NMADD/NMSUB}.{S/D};
- VF{MAX/MIN}.{S/D};
- VF{MAXA/MINA}.{S/D};
- VFLOGB.{S/D};
- VFCLASS.{S/D};
- VF{SQRT/RECIP/RSQRT}.{S/D}.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Song Gao <gaosong@loongson.cn>
Message-Id: <20230504122810.4094787-34-gaosong@loongson.cn>
This commit is contained in:
Song Gao 2023-05-04 20:27:59 +08:00
parent ac95a0b975
commit aca67472d2
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GPG key ID: 40A2FFF239263EDF
8 changed files with 377 additions and 1 deletions
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2
target/loongarch/fpu_helper.c
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@ -33,7 +33,7 @@ void restore_fp_status(CPULoongArchState *env)
set_flush_to_zero(0, &env->fp_status);
}
static int ieee_ex_to_loongarch(int xcpt)
int ieee_ex_to_loongarch(int xcpt)
{
int ret = 0;
if (xcpt & float_flag_invalid) {