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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/multiarch/svml_d_log8_core_avx512.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/multiarch/svml_d_log8_core_avx512.S')
-rw-r--r-- | sysdeps/x86_64/fpu/multiarch/svml_d_log8_core_avx512.S | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/sysdeps/x86_64/fpu/multiarch/svml_d_log8_core_avx512.S b/sysdeps/x86_64/fpu/multiarch/svml_d_log8_core_avx512.S index 62854bb07d..cf2da9d769 100644 --- a/sysdeps/x86_64/fpu/multiarch/svml_d_log8_core_avx512.S +++ b/sysdeps/x86_64/fpu/multiarch/svml_d_log8_core_avx512.S @@ -222,7 +222,7 @@ WRAPPER_IMPL_AVX512 _ZGVdN4v_log movzbl %r12b, %r15d shlq $4, %r15 vmovsd 1160(%rsp,%r15), %xmm0 - call JUMPTARGET(log) + call JUMPTARGET(__log_finite) vmovsd %xmm0, 1224(%rsp,%r15) jmp .LBL_1_8 @@ -230,7 +230,7 @@ WRAPPER_IMPL_AVX512 _ZGVdN4v_log movzbl %r12b, %r15d shlq $4, %r15 vmovsd 1152(%rsp,%r15), %xmm0 - call JUMPTARGET(log) + call JUMPTARGET(__log_finite) vmovsd %xmm0, 1216(%rsp,%r15) jmp .LBL_1_7 #endif @@ -443,7 +443,7 @@ WRAPPER_IMPL_AVX512 _ZGVdN4v_log vzeroupper vmovsd 1160(%rsp,%r15), %xmm0 - call JUMPTARGET(log) + call JUMPTARGET(__log_finite) vmovsd %xmm0, 1224(%rsp,%r15) jmp .LBL_2_8 @@ -455,7 +455,7 @@ WRAPPER_IMPL_AVX512 _ZGVdN4v_log vzeroupper vmovsd 1152(%rsp,%r15), %xmm0 - call JUMPTARGET(log) + call JUMPTARGET(__log_finite) vmovsd %xmm0, 1216(%rsp,%r15) jmp .LBL_2_7 |