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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_powf4_core.S | |
parent | f88aab5d508c13ae4a88124e65773d7d827cd47b (diff) | |
download | glibc-533f9bebf969060e64c66681e275c03d6e49fcc9.tar.gz |
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_powf4_core.S')
-rw-r--r-- | sysdeps/x86_64/fpu/svml_s_powf4_core.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sysdeps/x86_64/fpu/svml_s_powf4_core.S b/sysdeps/x86_64/fpu/svml_s_powf4_core.S index 88fae60892..7bb5b3d34f 100644 --- a/sysdeps/x86_64/fpu/svml_s_powf4_core.S +++ b/sysdeps/x86_64/fpu/svml_s_powf4_core.S @@ -21,7 +21,7 @@ .text ENTRY (_ZGVbN4vv_powf) -WRAPPER_IMPL_SSE2_ff powf +WRAPPER_IMPL_SSE2_ff __powf_finite END (_ZGVbN4vv_powf) #ifndef USE_MULTIARCH |