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[PATCH v2 for-10.0 09/54] target/sparc: Set FloatInfZeroNaNRule explicit
From: |
Peter Maydell |
Subject: |
[PATCH v2 for-10.0 09/54] target/sparc: Set FloatInfZeroNaNRule explicitly |
Date: |
Mon, 2 Dec 2024 13:13:02 +0000 |
Set the FloatInfZeroNaNRule explicitly for the SPARC target,
so we can remove the ifdef from pickNaNMulAdd().
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
target/sparc/cpu.c | 2 ++
fpu/softfloat-specialize.c.inc | 3 +--
2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/target/sparc/cpu.c b/target/sparc/cpu.c
index dd7af86de73..61f2d3fbf23 100644
--- a/target/sparc/cpu.c
+++ b/target/sparc/cpu.c
@@ -814,6 +814,8 @@ static void sparc_cpu_realizefn(DeviceState *dev, Error
**errp)
* the CPU state struct so it won't get zeroed on reset.
*/
set_float_2nan_prop_rule(float_2nan_prop_s_ba, &env->fp_status);
+ /* For inf * 0 + NaN, return the input NaN */
+ set_float_infzeronan_rule(float_infzeronan_dnan_never, &env->fp_status);
cpu_exec_realizefn(cs, &local_err);
if (local_err != NULL) {
diff --git a/fpu/softfloat-specialize.c.inc b/fpu/softfloat-specialize.c.inc
index db9a466e05b..7e57e85348b 100644
--- a/fpu/softfloat-specialize.c.inc
+++ b/fpu/softfloat-specialize.c.inc
@@ -489,8 +489,7 @@ static int pickNaNMulAdd(FloatClass a_cls, FloatClass
b_cls, FloatClass c_cls,
/*
* Temporarily fall back to ifdef ladder
*/
-#if defined(TARGET_SPARC) || \
- defined(TARGET_XTENSA) || defined(TARGET_HPPA) || \
+#if defined(TARGET_XTENSA) || defined(TARGET_HPPA) || \
defined(TARGET_I386) || defined(TARGET_LOONGARCH)
/*
* For LoongArch systems that conform to IEEE754-2008, the
(inf,zero,nan)
--
2.34.1
- [PATCH v2 for-10.0 00/54] fpu: Remove pickNaNMulAdd, default-NaN ifdefs, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 01/54] fpu: handle raising Invalid for infzero in pick_nan_muladd, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 02/54] fpu: Check for default_nan_mode before calling pickNaNMulAdd, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 03/54] softfloat: Allow runtime choice of inf * 0 + NaN result, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 05/54] target/arm: Set FloatInfZeroNaNRule explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 04/54] tests/fp: Explicitly set inf-zero-nan rule, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 14/54] softfloat: Pass have_snan to pickNaNMulAdd, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 09/54] target/sparc: Set FloatInfZeroNaNRule explicitly,
Peter Maydell <=
- [PATCH v2 for-10.0 06/54] target/s390: Set FloatInfZeroNaNRule explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 20/54] target/s390x: Set Float3NaNPropRule explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 15/54] softfloat: Allow runtime choice of NaN propagation for muladd, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 10/54] target/xtensa: Set FloatInfZeroNaNRule explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 17/54] target/arm: Set Float3NaNPropRule explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 08/54] target/mips: Set FloatInfZeroNaNRule explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 23/54] target/xtensa: Set Float3NaNPropRule explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 35/54] tests/fp: Set default NaN pattern explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 29/54] target/loongarch: Use normal float_status in fclass_s and fclass_d helpers, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 44/54] target/openrisc: Set default NaN pattern explicitly, Peter Maydell, 2024/12/02