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author | Andrew Senkevich <andrew.senkevich@intel.com> | 2016-08-02 16:35:25 +0300 |
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committer | Andrew Senkevich <andrew.senkevich@intel.com> | 2016-08-02 16:35:25 +0300 |
commit | 533f9bebf969060e64c66681e275c03d6e49fcc9 (patch) | |
tree | 500694859540a9f7583760f1a99af70044ca726b /sysdeps/x86_64/fpu/svml_s_expf4_core.S | |
parent | f88aab5d508c13ae4a88124e65773d7d827cd47b (diff) | |
download | glibc-533f9bebf969060e64c66681e275c03d6e49fcc9.tar.gz glibc-533f9bebf969060e64c66681e275c03d6e49fcc9.tar.xz glibc-533f9bebf969060e64c66681e275c03d6e49fcc9.zip |
x86_64: Call finite scalar versions in vectorized log, pow, exp (bz #20033).
Vector math functions require -ffast-math which sets -ffinite-math-only, so it is needed to call finite scalar versions (which are called from vector functions in some cases). Since finite version of pow() returns qNaN instead of 1.0 for several inputs, those inputs are excluded for tests of vector math functions. [BZ #20033] * sysdeps/x86_64/fpu/multiarch/svml_d_exp2_core_sse4.S: Call finite version. * sysdeps/x86_64/fpu/multiarch/svml_d_exp4_core_avx2.S: Likewise. * sysdeps/x86_64/fpu/multiarch/svml_d_exp8_core_avx512.S: Likewise. * sysdeps/x86_64/fpu/multiarch/svml_d_log2_core_sse4.S: Likewise. * sysdeps/x86_64/fpu/multiarch/svml_d_log4_core_avx2.S: Likewise. * sysdeps/x86_64/fpu/multiarch/svml_d_log8_core_avx512.S: Likewise. * sysdeps/x86_64/fpu/multiarch/svml_d_pow2_core_sse4.S: Likewise. * sysdeps/x86_64/fpu/multiarch/svml_d_pow4_core_avx2.S: Likewise. * sysdeps/x86_64/fpu/multiarch/svml_d_pow8_core_avx512.S: Likewise. * sysdeps/x86_64/fpu/multiarch/svml_s_expf16_core_avx512.S: Likewise. * sysdeps/x86_64/fpu/multiarch/svml_s_expf4_core_sse4.S: Likewise. * sysdeps/x86_64/fpu/multiarch/svml_s_expf8_core_avx2.S: Likewise. * sysdeps/x86_64/fpu/multiarch/svml_s_logf16_core_avx512.S: Likewise. * sysdeps/x86_64/fpu/multiarch/svml_s_logf4_core_sse4.S: Likewise. * sysdeps/x86_64/fpu/multiarch/svml_s_logf8_core_avx2.S: Likewise. * sysdeps/x86_64/fpu/multiarch/svml_s_powf16_core_avx512.S: Likewise. * sysdeps/x86_64/fpu/multiarch/svml_s_powf4_core_sse4.S: Likewise. * sysdeps/x86_64/fpu/multiarch/svml_s_powf8_core_avx2.S: Likewise. * sysdeps/x86_64/fpu/svml_d_exp2_core.S: Likewise. * sysdeps/x86_64/fpu/svml_d_log2_core.S: Likewise. * sysdeps/x86_64/fpu/svml_d_pow2_core.S: Likewise. * sysdeps/x86_64/fpu/svml_s_expf4_core.S: Likewise. * sysdeps/x86_64/fpu/svml_s_logf4_core.S: Likewise. * sysdeps/x86_64/fpu/svml_s_powf4_core.S: Likewise. * math/libm-test.inc (pow_test_data): Exclude tests for qNaN in power zero.
Diffstat (limited to 'sysdeps/x86_64/fpu/svml_s_expf4_core.S')
-rw-r--r-- | sysdeps/x86_64/fpu/svml_s_expf4_core.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sysdeps/x86_64/fpu/svml_s_expf4_core.S b/sysdeps/x86_64/fpu/svml_s_expf4_core.S index 65b5d1a3ce..3901564ade 100644 --- a/sysdeps/x86_64/fpu/svml_s_expf4_core.S +++ b/sysdeps/x86_64/fpu/svml_s_expf4_core.S @@ -22,7 +22,7 @@ .text ENTRY (_ZGVbN4v_expf) -WRAPPER_IMPL_SSE2 expf +WRAPPER_IMPL_SSE2 __expf_finite END (_ZGVbN4v_expf) #ifndef USE_MULTIARCH |