From: Peter Maydell Date: Wed, 11 Dec 2024 15:31:07 +0000 (+0000) Subject: target/sparc: Set default NaN pattern explicitly X-Git-Tag: v10.0.0-rc0~124^2~17 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=45fb2cd61eee6d7f500eb96dba73023cf0057b40;p=thirdparty%2Fqemu.git target/sparc: Set default NaN pattern explicitly Set the default NaN pattern explicitly for SPARC, and remove the ifdef from parts64_default_nan. Signed-off-by: Peter Maydell Reviewed-by: Richard Henderson Message-id: 20241202131347.498124-50-peter.maydell@linaro.org --- diff --git a/fpu/softfloat-specialize.c.inc b/fpu/softfloat-specialize.c.inc index ecb7a52ae7c..06185237d0f 100644 --- a/fpu/softfloat-specialize.c.inc +++ b/fpu/softfloat-specialize.c.inc @@ -136,10 +136,7 @@ static void parts64_default_nan(FloatParts64 *p, float_status *status) uint8_t dnan_pattern = status->default_nan_pattern; if (dnan_pattern == 0) { -#if defined(TARGET_SPARC) - /* Sign bit clear, all frac bits set */ - dnan_pattern = 0b01111111; -#elif defined(TARGET_HEXAGON) +#if defined(TARGET_HEXAGON) /* Sign bit set, all frac bits set. */ dnan_pattern = 0b11111111; #else diff --git a/target/sparc/cpu.c b/target/sparc/cpu.c index 0f2997a85e6..6b66ecb3f59 100644 --- a/target/sparc/cpu.c +++ b/target/sparc/cpu.c @@ -818,6 +818,8 @@ static void sparc_cpu_realizefn(DeviceState *dev, Error **errp) set_float_3nan_prop_rule(float_3nan_prop_s_cba, &env->fp_status); /* For inf * 0 + NaN, return the input NaN */ set_float_infzeronan_rule(float_infzeronan_dnan_never, &env->fp_status); + /* Default NaN value: sign bit clear, all frac bits set */ + set_float_default_nan_pattern(0b01111111, &env->fp_status); cpu_exec_realizefn(cs, &local_err); if (local_err != NULL) {