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target/alpha: Set default NaN pattern explicitly

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Set the default NaN pattern explicitly for the alpha target.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20241202131347.498124-40-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2024-12-11 15:31:05 +00:00
parent e19d721cb1
commit 369cb9cfe0
1 changed files with 2 additions and 0 deletions
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2
target/alpha/cpu.c
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@ -199,6 +199,8 @@ static void alpha_cpu_initfn(Object *obj)
* operand in Fa. That is float_2nan_prop_ba.
*/
set_float_2nan_prop_rule(float_2nan_prop_x87, &env->fp_status);
/* Default NaN: sign bit clear, msb frac bit set */
set_float_default_nan_pattern(0b01000000, &env->fp_status);
#if defined(CONFIG_USER_ONLY)
env->flags = ENV_FLAG_PS_USER | ENV_FLAG_FEN;
cpu_alpha_store_fpcr(env, (uint64_t)(FPCR_INVD | FPCR_DZED | FPCR_OVFD