[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[PATCH v2 for-10.0 45/54] target/ppc: Set default NaN pattern explicitly
From: |
Peter Maydell |
Subject: |
[PATCH v2 for-10.0 45/54] target/ppc: Set default NaN pattern explicitly |
Date: |
Mon, 2 Dec 2024 13:13:38 +0000 |
Set the default NaN pattern explicitly for ppc.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
target/ppc/cpu_init.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/target/ppc/cpu_init.c b/target/ppc/cpu_init.c
index eb9d7b13701..1253dbf622c 100644
--- a/target/ppc/cpu_init.c
+++ b/target/ppc/cpu_init.c
@@ -7286,6 +7286,10 @@ static void ppc_cpu_reset_hold(Object *obj, ResetType
type)
set_float_infzeronan_rule(float_infzeronan_dnan_never, &env->fp_status);
set_float_infzeronan_rule(float_infzeronan_dnan_never, &env->vec_status);
+ /* Default NaN: sign bit clear, set frac msb */
+ set_float_default_nan_pattern(0b01000000, &env->fp_status);
+ set_float_default_nan_pattern(0b01000000, &env->vec_status);
+
for (i = 0; i < ARRAY_SIZE(env->spr_cb); i++) {
ppc_spr_t *spr = &env->spr_cb[i];
--
2.34.1
- [PATCH v2 for-10.0 29/54] target/loongarch: Use normal float_status in fclass_s and fclass_d helpers, (continued)
- [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
- [PATCH v2 for-10.0 32/54] target/sparc: Initialize local scratch float_status from env->fp_status, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 46/54] target/sh4: Set default NaN pattern explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 40/54] target/arm: Set default NaN pattern explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 25/54] target/hppa: Set Float3NaNPropRule explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 26/54] fpu: Remove use_first_nan field from float_status, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 27/54] target/m68k: Don't pass NULL float_status to floatx80_default_nan(), Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 30/54] target/m68k: In frem helper, initialize local float_status from env->fp_status, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 50/54] target/xtensa: Set default NaN pattern explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 45/54] target/ppc: Set default NaN pattern explicitly,
Peter Maydell <=
- [PATCH v2 for-10.0 37/54] target/i386: Set default NaN pattern explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 47/54] target/rx: Set default NaN pattern explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 52/54] target/riscv: Set default NaN pattern explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 22/54] target/mips: Set Float3NaNPropRule explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 41/54] target/loongarch: Set default NaN pattern explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 49/54] target/sparc: Set default NaN pattern explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 33/54] target/ppc: Use env->fp_status in helper_compute_fprf functions, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 34/54] fpu: Allow runtime choice of default NaN value, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 11/54] target/x86: Set FloatInfZeroNaNRule explicitly, Peter Maydell, 2024/12/02
- [PATCH v2 for-10.0 36/54] target/microblaze: Set default NaN pattern explicitly, Peter Maydell, 2024/12/02