From: Peter Maydell Date: Wed, 11 Dec 2024 15:31:05 +0000 (+0000) Subject: target/loongarch: Set default NaN pattern explicitly X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=7d582aa7cc5b834a5bdbdf8a2d2dd053cc4900c0;p=qemu.git target/loongarch: Set default NaN pattern explicitly Set the default NaN pattern explicitly for loongarch. Signed-off-by: Peter Maydell Reviewed-by: Richard Henderson Message-id: 20241202131347.498124-42-peter.maydell@linaro.org --- diff --git a/target/loongarch/tcg/fpu_helper.c b/target/loongarch/tcg/fpu_helper.c index aea5e0fe5e..a83acf64b0 100644 --- a/target/loongarch/tcg/fpu_helper.c +++ b/target/loongarch/tcg/fpu_helper.c @@ -38,6 +38,8 @@ void restore_fp_status(CPULoongArchState *env) */ set_float_infzeronan_rule(float_infzeronan_dnan_never, &env->fp_status); set_float_3nan_prop_rule(float_3nan_prop_s_cab, &env->fp_status); + /* Default NaN: sign bit clear, msb frac bit set */ + set_float_default_nan_pattern(0b01000000, &env->fp_status); } int ieee_ex_to_loongarch(int xcpt)