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[PULL 28/72] target/xtensa: Set Float3NaNPropRule explicitly
From: |
Peter Maydell |
Subject: |
[PULL 28/72] target/xtensa: Set Float3NaNPropRule explicitly |
Date: |
Wed, 11 Dec 2024 16:19:20 +0000 |
Set the Float3NaNPropRule explicitly for xtensa, and remove the
ifdef from pickNaNMulAdd().
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20241202131347.498124-24-peter.maydell@linaro.org
---
target/xtensa/fpu_helper.c | 2 ++
fpu/softfloat-specialize.c.inc | 8 --------
2 files changed, 2 insertions(+), 8 deletions(-)
diff --git a/target/xtensa/fpu_helper.c b/target/xtensa/fpu_helper.c
index f2d212d05df..4b1b021d824 100644
--- a/target/xtensa/fpu_helper.c
+++ b/target/xtensa/fpu_helper.c
@@ -62,6 +62,8 @@ void xtensa_use_first_nan(CPUXtensaState *env, bool use_first)
set_use_first_nan(use_first, &env->fp_status);
set_float_2nan_prop_rule(use_first ? float_2nan_prop_ab :
float_2nan_prop_ba,
&env->fp_status);
+ set_float_3nan_prop_rule(use_first ? float_3nan_prop_abc :
float_3nan_prop_cba,
+ &env->fp_status);
}
void HELPER(wur_fpu2k_fcr)(CPUXtensaState *env, uint32_t v)
diff --git a/fpu/softfloat-specialize.c.inc b/fpu/softfloat-specialize.c.inc
index 28db409d22c..67428dab98a 100644
--- a/fpu/softfloat-specialize.c.inc
+++ b/fpu/softfloat-specialize.c.inc
@@ -505,15 +505,7 @@ static int pickNaNMulAdd(FloatClass a_cls, FloatClass
b_cls, FloatClass c_cls,
}
if (rule == float_3nan_prop_none) {
-#if defined(TARGET_XTENSA)
- if (status->use_first_nan) {
- rule = float_3nan_prop_abc;
- } else {
- rule = float_3nan_prop_cba;
- }
-#else
rule = float_3nan_prop_abc;
-#endif
}
assert(rule != float_3nan_prop_none);
--
2.34.1
- [PULL 16/72] target/x86: Set FloatInfZeroNaNRule explicitly, (continued)
- [PULL 16/72] target/x86: Set FloatInfZeroNaNRule explicitly, Peter Maydell, 2024/12/11
- [PULL 19/72] softfloat: Pass have_snan to pickNaNMulAdd, Peter Maydell, 2024/12/11
- [PULL 17/72] target/loongarch: Set FloatInfZeroNaNRule explicitly, Peter Maydell, 2024/12/11
- [PULL 18/72] target/hppa: Set FloatInfZeroNaNRule explicitly, Peter Maydell, 2024/12/11
- [PULL 20/72] softfloat: Allow runtime choice of NaN propagation for muladd, Peter Maydell, 2024/12/11
- [PULL 23/72] target/loongarch: Set Float3NaNPropRule explicitly, Peter Maydell, 2024/12/11
- [PULL 24/72] target/ppc: Set Float3NaNPropRule explicitly, Peter Maydell, 2024/12/11
- [PULL 22/72] target/arm: Set Float3NaNPropRule explicitly, Peter Maydell, 2024/12/11
- [PULL 21/72] tests/fp: Explicitly set 3-NaN propagation rule, Peter Maydell, 2024/12/11
- [PULL 27/72] target/mips: Set Float3NaNPropRule explicitly, Peter Maydell, 2024/12/11
- [PULL 28/72] target/xtensa: Set Float3NaNPropRule explicitly,
Peter Maydell <=
- [PULL 30/72] target/hppa: Set Float3NaNPropRule explicitly, Peter Maydell, 2024/12/11
- [PULL 25/72] target/s390x: Set Float3NaNPropRule explicitly, Peter Maydell, 2024/12/11
- [PULL 26/72] target/sparc: Set Float3NaNPropRule explicitly, Peter Maydell, 2024/12/11
- [PULL 29/72] target/i386: Set Float3NaNPropRule explicitly, Peter Maydell, 2024/12/11
- [PULL 33/72] softfloat: Create floatx80 default NaN from parts64_default_nan, Peter Maydell, 2024/12/11
- [PULL 31/72] fpu: Remove use_first_nan field from float_status, Peter Maydell, 2024/12/11
- [PULL 32/72] target/m68k: Don't pass NULL float_status to floatx80_default_nan(), Peter Maydell, 2024/12/11
- [PULL 34/72] target/loongarch: Use normal float_status in fclass_s and fclass_d helpers, Peter Maydell, 2024/12/11
- [PULL 35/72] target/m68k: In frem helper, initialize local float_status from env->fp_status, Peter Maydell, 2024/12/11
- [PULL 36/72] target/m68k: Init local float_status from env fp_status in gdb get/set reg, Peter Maydell, 2024/12/11