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| author | Peter Maydell <peter.maydell@linaro.org> | 2011-04-12 13:56:41 +0100 |
|---|---|---|
| committer | Aurelien Jarno <aurelien@aurel32.net> | 2011-04-12 23:33:33 +0200 |
| commit | 9df38c47d01eb1fd7eb9d60ac70a4170e638b4a2 (patch) | |
| tree | 5f582832df57df7e5ee5fe973fabcdc083d3d2fa /target-arm/helper.c | |
| parent | c29aca44614e12a310dd903dc4fd56b14a6b71c9 (diff) | |
| download | qemu-9df38c47d01eb1fd7eb9d60ac70a4170e638b4a2.tar.gz | |
target-arm: Detect tininess before rounding for FP operations
The ARM architecture mandates that we detect tininess before rounding,
so set the softfloat fp_status up appropriately.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Diffstat (limited to 'target-arm/helper.c')
| -rw-r--r-- | target-arm/helper.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/target-arm/helper.c b/target-arm/helper.c index ce9a9d8fd2..9172fc7279 100644 --- a/target-arm/helper.c +++ b/target-arm/helper.c @@ -269,6 +269,10 @@ void cpu_reset(CPUARMState *env) set_flush_to_zero(1, &env->vfp.standard_fp_status); set_flush_inputs_to_zero(1, &env->vfp.standard_fp_status); set_default_nan_mode(1, &env->vfp.standard_fp_status); + set_float_detect_tininess(float_tininess_before_rounding, + &env->vfp.fp_status); + set_float_detect_tininess(float_tininess_before_rounding, + &env->vfp.standard_fp_status); tlb_flush(env, 1); } |