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[Bug math/14649] New: Missing FMA multi-arch optimization
- From: "hjl.tools at gmail dot com" <sourceware-bugzilla at sourceware dot org>
- To: glibc-bugs at sources dot redhat dot com
- Date: Mon, 01 Oct 2012 12:40:26 +0000
- Subject: [Bug math/14649] New: Missing FMA multi-arch optimization
- Auto-submitted: auto-generated
http://sourceware.org/bugzilla/show_bug.cgi?id=14649
Bug #: 14649
Summary: Missing FMA multi-arch optimization
Product: glibc
Version: 2.17
Status: NEW
Severity: normal
Priority: P2
Component: math
AssignedTo: unassigned@sourceware.org
ReportedBy: hjl.tools@gmail.com
Classification: Unclassified
sysdeps/x86_64/fpu/multiarch/Makefile has
ifeq ($(have-mfma4),yes)
libm-sysdep_routines += e_exp-fma4 e_log-fma4 e_pow-fma4 s_atan-fma4 \
e_asin-fma4 e_atan2-fma4 s_sin-fma4 s_tan-fma4 \
mplog-fma4 mpa-fma4 slowexp-fma4 slowpow-fma4 \
sincos32-fma4 doasin-fma4 dosincos-fma4 \
halfulp-fma4 mpexp-fma4 \
mpatan2-fma4 mpatan-fma4 mpsqrt-fma4 mptan-fma4
But there is no FMA version.
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