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| author | Peter Maydell <peter.maydell@linaro.org> | 2024-12-11 15:30:56 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2024-12-11 15:30:56 +0000 |
| commit | 0fb7fa29d3c4a21bf5daf7f30c70f916e878935c (patch) | |
| tree | 7dcc84575258c604fa470695fa118ca65f1c5b9c | |
| parent | 390df9046b58249dfac2590a914422834c8333c6 (diff) | |
| download | qemu-0fb7fa29d3c4a21bf5daf7f30c70f916e878935c.zip qemu-0fb7fa29d3c4a21bf5daf7f30c70f916e878935c.tar.gz qemu-0fb7fa29d3c4a21bf5daf7f30c70f916e878935c.tar.bz2 | |
target/loongarch: Set FloatInfZeroNaNRule explicitly
Set the FloatInfZeroNaNRule explicitly for the loongarch target.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20241202131347.498124-13-peter.maydell@linaro.org
| -rw-r--r-- | fpu/softfloat-specialize.c.inc | 7 | ||||
| -rw-r--r-- | target/loongarch/tcg/fpu_helper.c | 5 |
2 files changed, 6 insertions, 6 deletions
diff --git a/fpu/softfloat-specialize.c.inc b/fpu/softfloat-specialize.c.inc index ad4f709..05dec2f 100644 --- a/fpu/softfloat-specialize.c.inc +++ b/fpu/softfloat-specialize.c.inc @@ -489,12 +489,7 @@ static int pickNaNMulAdd(FloatClass a_cls, FloatClass b_cls, FloatClass c_cls, /* * Temporarily fall back to ifdef ladder */ -#if defined(TARGET_HPPA) || \ - defined(TARGET_LOONGARCH) - /* - * For LoongArch systems that conform to IEEE754-2008, the (inf,zero,nan) - * case sets InvalidOp and returns the input value 'c' - */ +#if defined(TARGET_HPPA) rule = float_infzeronan_dnan_never; #endif } diff --git a/target/loongarch/tcg/fpu_helper.c b/target/loongarch/tcg/fpu_helper.c index 21bc3b0..6a2c4b5 100644 --- a/target/loongarch/tcg/fpu_helper.c +++ b/target/loongarch/tcg/fpu_helper.c @@ -32,6 +32,11 @@ void restore_fp_status(CPULoongArchState *env) &env->fp_status); set_flush_to_zero(0, &env->fp_status); set_float_2nan_prop_rule(float_2nan_prop_s_ab, &env->fp_status); + /* + * For LoongArch systems that conform to IEEE754-2008, the (inf,zero,nan) + * case sets InvalidOp and returns the input value 'c' + */ + set_float_infzeronan_rule(float_infzeronan_dnan_never, &env->fp_status); } int ieee_ex_to_loongarch(int xcpt) |