aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorAlex Bennée <alex.bennee@linaro.org>2014-03-17 16:31:51 +0000
committerPeter Maydell <peter.maydell@linaro.org>2014-03-17 16:31:51 +0000
commit7baeabce1d25c667d0ec7e4e74a1312e0b887b54 (patch)
tree9bb030bee2264dce785145cf720c5991cf68baa0
parent2ed3ea110f47a7e3639281edb1d6483b1efce6c3 (diff)
downloadqemu-7baeabce1d25c667d0ec7e4e74a1312e0b887b54.zip
qemu-7baeabce1d25c667d0ec7e4e74a1312e0b887b54.tar.gz
qemu-7baeabce1d25c667d0ec7e4e74a1312e0b887b54.tar.bz2
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.c4
-rw-r--r--include/fpu/softfloat.h7
2 files changed, 9 insertions, 2 deletions
diff --git a/fpu/softfloat.c b/fpu/softfloat.c
index fc0b179..5f02c16 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 4b4df88..db878c1 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