diff options
Diffstat (limited to 'target-arm')
| -rw-r--r-- | target-arm/helper.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/target-arm/helper.c b/target-arm/helper.c index d29c42b3f4..e4277477ee 100644 --- a/target-arm/helper.c +++ b/target-arm/helper.c @@ -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) |