From: Peter Maydell Date: Wed, 11 Dec 2024 15:31:06 +0000 (+0000) Subject: target/ppc: Set default NaN pattern explicitly X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=236310812c209d641e6a386436934d01d1170ad3;p=qemu.git target/ppc: Set default NaN pattern explicitly Set the default NaN pattern explicitly for ppc. Signed-off-by: Peter Maydell Reviewed-by: Richard Henderson Message-id: 20241202131347.498124-46-peter.maydell@linaro.org --- diff --git a/target/ppc/cpu_init.c b/target/ppc/cpu_init.c index eb9d7b1370..1253dbf622 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];