diff options
| author | Alex Bennée <alex.bennee@linaro.org> | 2014-03-17 16:31:51 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2014-03-17 16:31:51 +0000 |
| commit | 7baeabce1d25c667d0ec7e4e74a1312e0b887b54 (patch) | |
| tree | 9bb030bee2264dce785145cf720c5991cf68baa0 | |
| parent | 2ed3ea110f47a7e3639281edb1d6483b1efce6c3 (diff) | |
softfloat: export squash_input_denormal functions
I need these available outside of softfloat for some of the reciprocal
processing in aarch64 helper functions.
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Message-id: 1394822294-14837-20-git-send-email-peter.maydell@linaro.org
| -rw-r--r-- | fpu/softfloat.c | 4 | ||||
| -rw-r--r-- | include/fpu/softfloat.h | 7 |
2 files changed, 9 insertions, 2 deletions
diff --git a/fpu/softfloat.c b/fpu/softfloat.c index fc0b179df4..5f02c16d8d 100644 --- a/fpu/softfloat.c +++ b/fpu/softfloat.c @@ -288,7 +288,7 @@ INLINE flag extractFloat32Sign( float32 a ) | If `a' is denormal and we are in flush-to-zero mode then set the | input-denormal exception and return zero. Otherwise just return the value. *----------------------------------------------------------------------------*/ -static float32 float32_squash_input_denormal(float32 a STATUS_PARAM) +float32 float32_squash_input_denormal(float32 a STATUS_PARAM) { if (STATUS(flush_inputs_to_zero)) { if (extractFloat32Exp(a) == 0 && extractFloat32Frac(a) != 0) { @@ -473,7 +473,7 @@ INLINE flag extractFloat64Sign( float64 a ) | If `a' is denormal and we are in flush-to-zero mode then set the | input-denormal exception and return zero. Otherwise just return the value. *----------------------------------------------------------------------------*/ -static float64 float64_squash_input_denormal(float64 a STATUS_PARAM) +float64 float64_squash_input_denormal(float64 a STATUS_PARAM) { if (STATUS(flush_inputs_to_zero)) { if (extractFloat64Exp(a) == 0 && extractFloat64Frac(a) != 0) { diff --git a/include/fpu/softfloat.h b/include/fpu/softfloat.h index 4b4df88527..db878c1313 100644 --- a/include/fpu/softfloat.h +++ b/include/fpu/softfloat.h @@ -245,6 +245,13 @@ INLINE flag get_default_nan_mode(float_status *status) void float_raise( int8 flags STATUS_PARAM); /*---------------------------------------------------------------------------- +| If `a' is denormal and we are in flush-to-zero mode then set the +| input-denormal exception and return zero. Otherwise just return the value. +*----------------------------------------------------------------------------*/ +float32 float32_squash_input_denormal(float32 a STATUS_PARAM); +float64 float64_squash_input_denormal(float64 a STATUS_PARAM); + +/*---------------------------------------------------------------------------- | Options to indicate which negations to perform in float*_muladd() | Using these differs from negating an input or output before calling | the muladd function in that this means that a NaN doesn't have its |