Commit fb91678d authored by Peter Maydell's avatar Peter Maydell Committed by Aurelien Jarno
Browse files

target-arm: Silence NaNs resulting from half-precision conversions



Silence the NaNs that may result from half-precision conversion,
as we do for the other conversions.
Signed-off-by: default avatarPeter Maydell <peter.maydell@linaro.org>
Signed-off-by: default avatarAurelien Jarno <aurelien@aurel32.net>
parent f591e1be
......@@ -2627,14 +2627,22 @@ float32 HELPER(vfp_fcvt_f16_to_f32)(uint32_t a, CPUState *env)
{
float_status *s = &env->vfp.fp_status;
int ieee = (env->vfp.xregs[ARM_VFP_FPSCR] & (1 << 26)) == 0;
return float16_to_float32(make_float16(a), ieee, s);
float32 r = float16_to_float32(make_float16(a), ieee, s);
if (ieee) {
return float32_maybe_silence_nan(r);
}
return r;
}
uint32_t HELPER(vfp_fcvt_f32_to_f16)(float32 a, CPUState *env)
{
float_status *s = &env->vfp.fp_status;
int ieee = (env->vfp.xregs[ARM_VFP_FPSCR] & (1 << 26)) == 0;
return float16_val(float32_to_float16(a, ieee, s));
float16 r = float32_to_float16(a, ieee, s);
if (ieee) {
r = float16_maybe_silence_nan(r);
}
return float16_val(r);
}
float32 HELPER(recps_f32)(float32 a, float32 b, CPUState *env)
......
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