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fpu/softfloat: Split floatXX_silence_nan from floatXX_maybe_silence_nan

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The new function assumes that the input is an SNaN and
does not double-check.

Tested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2018-05-10 11:39:48 -07:00
parent bca52234d1
commit d619bb98fd
2 changed files with 123 additions and 56 deletions
Download patch file Download diff file Expand all files Collapse all files

5
include/fpu/softfloat.h
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@ -257,6 +257,7 @@ int float16_compare_quiet(float16, float16, float_status *status);
int float16_is_quiet_nan(float16, float_status *status);
int float16_is_signaling_nan(float16, float_status *status);
float16 float16_silence_nan(float16, float_status *status);
float16 float16_maybe_silence_nan(float16, float_status *status);
static inline int float16_is_any_nan(float16 a)
@ -368,6 +369,7 @@ float32 float32_minnummag(float32, float32, float_status *status);
float32 float32_maxnummag(float32, float32, float_status *status);
int float32_is_quiet_nan(float32, float_status *status);
int float32_is_signaling_nan(float32, float_status *status);
float32 float32_silence_nan(float32, float_status *status);
float32 float32_maybe_silence_nan(float32, float_status *status);
float32 float32_scalbn(float32, int, float_status *status);
@ -497,6 +499,7 @@ float64 float64_minnummag(float64, float64, float_status *status);
float64 float64_maxnummag(float64, float64, float_status *status);
int float64_is_quiet_nan(float64 a, float_status *status);
int float64_is_signaling_nan(float64, float_status *status);
float64 float64_silence_nan(float64, float_status *status);
float64 float64_maybe_silence_nan(float64, float_status *status);
float64 float64_scalbn(float64, int, float_status *status);
@ -600,6 +603,7 @@ int floatx80_compare(floatx80, floatx80, float_status *status);
int floatx80_compare_quiet(floatx80, floatx80, float_status *status);
int floatx80_is_quiet_nan(floatx80, float_status *status);
int floatx80_is_signaling_nan(floatx80, float_status *status);
floatx80 floatx80_silence_nan(floatx80, float_status *status);
floatx80 floatx80_maybe_silence_nan(floatx80, float_status *status);
floatx80 floatx80_scalbn(floatx80, int, float_status *status);
@ -811,6 +815,7 @@ int float128_compare(float128, float128, float_status *status);
int float128_compare_quiet(float128, float128, float_status *status);
int float128_is_quiet_nan(float128, float_status *status);
int float128_is_signaling_nan(float128, float_status *status);
float128 float128_silence_nan(float128, float_status *status);
float128 float128_maybe_silence_nan(float128, float_status *status);
float128 float128_scalbn(float128, int, float_status *status);