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author | Andrew Senkevich <andrew.senkevich@intel.com> | 2015-06-17 15:53:00 +0300 |
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committer | Andrew Senkevich <andrew.senkevich@intel.com> | 2015-06-17 15:53:00 +0300 |
commit | 774488f88aeed6b838fe29c3c7561433c242a3c9 (patch) | |
tree | 25aaaa25ca25b0ce8855e23fd9b23f1c1f388820 /NEWS | |
parent | 6af25acc7b6313fd8934c3b2f0eb3da5a1c6eb6b (diff) | |
download | glibc-774488f88aeed6b838fe29c3c7561433c242a3c9.tar.gz glibc-774488f88aeed6b838fe29c3c7561433c242a3c9.tar.xz glibc-774488f88aeed6b838fe29c3c7561433c242a3c9.zip |
Vector logf for x86_64 and tests.
Here is implementation of vectorized logf containing SSE, AVX, AVX2 and AVX512 versions according to Vector ABI <https://groups.google.com/forum/#!topic/x86-64-abi/LmppCfN1rZ4>. * sysdeps/unix/sysv/linux/x86_64/libmvec.abilist: New symbols added. * sysdeps/x86/fpu/bits/math-vector.h: Added SIMD declaration and asm redirections for logf. * sysdeps/x86_64/fpu/Makefile (libmvec-support): Added new files. * sysdeps/x86_64/fpu/Versions: New versions added. * sysdeps/x86_64/fpu/libm-test-ulps: Regenerated. * sysdeps/x86_64/fpu/multiarch/Makefile (libmvec-sysdep_routines): Added build of SSE, AVX2 and AVX512 IFUNC versions. * sysdeps/x86_64/fpu/multiarch/svml_s_logf16_core.S: New file. * sysdeps/x86_64/fpu/multiarch/svml_s_logf16_core_avx512.S: New file. * sysdeps/x86_64/fpu/multiarch/svml_s_logf4_core.S: New file. * sysdeps/x86_64/fpu/multiarch/svml_s_logf4_core_sse4.S: New file. * sysdeps/x86_64/fpu/multiarch/svml_s_logf8_core.S: New file. * sysdeps/x86_64/fpu/multiarch/svml_s_logf8_core_avx2.S: New file. * sysdeps/x86_64/fpu/svml_s_logf16_core.S: New file. * sysdeps/x86_64/fpu/svml_s_logf4_core.S: New file. * sysdeps/x86_64/fpu/svml_s_logf8_core.S: New file. * sysdeps/x86_64/fpu/svml_s_logf8_core_avx.S: New file. * sysdeps/x86_64/fpu/svml_s_logf_data.S: New file. * sysdeps/x86_64/fpu/svml_s_logf_data.h: New file. * sysdeps/x86_64/fpu/test-float-vlen16-wrappers.c: Vector logf tests. * sysdeps/x86_64/fpu/test-float-vlen16.c: Likewise. * sysdeps/x86_64/fpu/test-float-vlen4-wrappers.c: Likewise. * sysdeps/x86_64/fpu/test-float-vlen4.c: Likewise. * sysdeps/x86_64/fpu/test-float-vlen8-avx2-wrappers.c: Likewise. * sysdeps/x86_64/fpu/test-float-vlen8-avx2.c: Likewise. * sysdeps/x86_64/fpu/test-float-vlen8-wrappers.c: Likewise. * sysdeps/x86_64/fpu/test-float-vlen8.c: Likewise. * NEWS: Mention addition of x86_64 vector logf.
Diffstat (limited to 'NEWS')
-rw-r--r-- | NEWS | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/NEWS b/NEWS index 4c666878dd..c361309b4c 100644 --- a/NEWS +++ b/NEWS @@ -53,7 +53,7 @@ Version 2.22 condition in some applications. * Added vector math library named libmvec with the following vectorized x86_64 - implementations: cos, cosf, sin, sinf, log. + implementations: cos, cosf, sin, sinf, log, logf. The library can be disabled with --disable-mathvec. Use of the functions is enabled with -fopenmp -ffast-math starting from -O1 for GCC version >= 4.9.0. The library is linked in as needed when using -lm (no need to specify -lmvec |