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| author | Ulrich Drepper <drepper@gmail.com> | 2012-01-28 14:48:46 -0500 |
|---|---|---|
| committer | Ulrich Drepper <drepper@gmail.com> | 2012-01-28 14:48:46 -0500 |
| commit | 56f6f6a2403cfa7267cad722597113be35ecf70d (patch) | |
| tree | dd8bc1d7fe292985484bb91ef7ae9f31a8603081 /ChangeLog | |
| parent | 73139a7628c424c82eb9297ccb5505c0bc5b65aa (diff) | |
| download | glibc-56f6f6a2403cfa7267cad722597113be35ecf70d.zip glibc-56f6f6a2403cfa7267cad722597113be35ecf70d.tar.gz glibc-56f6f6a2403cfa7267cad722597113be35ecf70d.tar.bz2 | |
Use -msse2avx option for x86-64 libm functions
Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 17 |
1 files changed, 17 insertions, 0 deletions
@@ -1,5 +1,22 @@ 2012-01-28 Ulrich Drepper <drepper@gmail.com> + * config.h.in: Define HAVE_SSE2AVX_SUPPORT. + * math/math_private.h: Remove libc_fegetround* and + libc_fesetround*. + * sysdeps/i386/configure.in: Check for -msse2avx. + * sysdeps/x86_64/fpu/math_private.h: Use VEX-encoded instructions + also if SSE2AVX is defined. + Remove libc_fegetround* and libc_fesetround*. + * sysdeps/x86_64/fpu/multiarch/Makefile: Compile *-avx functions + if config-cflags-sse2avx is yes. Also add -DSSE2AVX to defines. + * sysdeps/x86_64/fpu/multiarch/e_atan2.c: Use HAS_AVX again instead + of HAS_YMM_USABLE. + * sysdeps/x86_64/fpu/multiarch/e_exp.c: Likewise. + * sysdeps/x86_64/fpu/multiarch/e_log.c: Likewise. + * sysdeps/x86_64/fpu/multiarch/s_atan.c: Likewise. + * sysdeps/x86_64/fpu/multiarch/s_sin.c: Likewise. + * sysdeps/x86_64/fpu/multiarch/s_tan.c: Likewise. + * sysdeps/x86_64/fpu/math_private.h: Simplify use of AVX instructions. 2012-01-19 Adhemerval Zanella <azanella@linux.vnet.ibm.com> |