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[PATCH 0/5] Optimized expf, exp2f, logf, log2f and powf
- From: Szabolcs Nagy <szabolcs dot nagy at arm dot com>
- To: GNU C Library <libc-alpha at sourceware dot org>
- Cc: nd at arm dot com
- Date: Fri, 29 Sep 2017 12:00:35 +0100
- Subject: [PATCH 0/5] Optimized expf, exp2f, logf, log2f and powf
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updated nsz/math, committed the aarch64 ulp update
and the logf changes, reordered the remaining patches:
Szabolcs Nagy (5):
New generic log2f
New generic powf
New symbol version for logf, log2f and powf without SVID compat
Do not wrap expf and exp2f
Do not wrap logf, log2f and powf
NEWS | 2 +-
math/Makefile | 3 +-
math/Versions | 2 +-
math/w_log2f.c | 7 +
math/w_log2f_compat.c | 6 +-
math/w_logf.c | 7 +
math/w_logf_compat.c | 6 +-
math/w_powf.c | 7 +
math/w_powf_compat.c | 6 +-
sysdeps/i386/fpu/e_log2f_data.c | 1 +
sysdeps/i386/fpu/e_powf_log2_data.c | 1 +
sysdeps/i386/fpu/w_exp2f.c | 1 +
sysdeps/i386/fpu/w_expf.c | 1 +
sysdeps/i386/fpu/w_log2f.c | 1 +
sysdeps/i386/fpu/w_logf.c | 1 +
sysdeps/i386/fpu/w_powf.c | 1 +
sysdeps/i386/i686/fpu/multiarch/w_expf.c | 1 +
sysdeps/ia64/fpu/e_log2f.S | 10 +-
sysdeps/ia64/fpu/e_log2f_data.c | 1 +
sysdeps/ia64/fpu/e_logf.S | 6 +
sysdeps/ia64/fpu/e_powf.S | 10 +-
sysdeps/ia64/fpu/e_powf_log2_data.c | 1 +
sysdeps/ieee754/flt-32/e_exp2f.c | 9 +-
sysdeps/ieee754/flt-32/e_expf.c | 16 +-
sysdeps/ieee754/flt-32/e_log2f.c | 155 ++++----
sysdeps/ieee754/flt-32/e_log2f_data.c | 44 +++
sysdeps/ieee754/flt-32/e_logf.c | 9 +-
sysdeps/ieee754/flt-32/e_powf.c | 395 ++++++++++-----------
sysdeps/ieee754/flt-32/e_powf_log2_data.c | 45 +++
sysdeps/ieee754/flt-32/math_config.h | 38 ++
sysdeps/ieee754/flt-32/w_exp2f.c | 1 +
sysdeps/ieee754/flt-32/w_expf.c | 1 +
sysdeps/ieee754/flt-32/w_log2f.c | 1 +
sysdeps/ieee754/flt-32/w_logf.c | 1 +
sysdeps/ieee754/flt-32/w_powf.c | 1 +
sysdeps/m68k/m680x0/fpu/e_log2f_data.c | 1 +
sysdeps/m68k/m680x0/fpu/e_powf_log2_data.c | 1 +
sysdeps/m68k/m680x0/fpu/w_exp2f.c | 1 +
sysdeps/m68k/m680x0/fpu/w_expf.c | 1 +
sysdeps/m68k/m680x0/fpu/w_log2f.c | 1 +
sysdeps/m68k/m680x0/fpu/w_logf.c | 1 +
sysdeps/m68k/m680x0/fpu/w_powf.c | 1 +
.../powerpc/powerpc64/fpu/multiarch/e_expf-ppc64.c | 5 +-
sysdeps/powerpc/powerpc64/fpu/multiarch/w_expf.c | 1 +
sysdeps/powerpc/powerpc64/power8/fpu/w_expf.c | 1 +
sysdeps/unix/sysv/linux/aarch64/libm.abilist | 3 +
sysdeps/unix/sysv/linux/alpha/libm.abilist | 3 +
sysdeps/unix/sysv/linux/arm/libm.abilist | 3 +
sysdeps/unix/sysv/linux/hppa/libm.abilist | 3 +
sysdeps/unix/sysv/linux/i386/libm.abilist | 3 +
sysdeps/unix/sysv/linux/ia64/libm.abilist | 3 +
sysdeps/unix/sysv/linux/m68k/coldfire/libm.abilist | 3 +
sysdeps/unix/sysv/linux/m68k/m680x0/libm.abilist | 3 +
sysdeps/unix/sysv/linux/microblaze/libm.abilist | 3 +
sysdeps/unix/sysv/linux/mips/mips32/libm.abilist | 3 +
sysdeps/unix/sysv/linux/mips/mips64/libm.abilist | 3 +
sysdeps/unix/sysv/linux/nios2/libm.abilist | 3 +
.../sysv/linux/powerpc/powerpc32/fpu/libm.abilist | 3 +
.../linux/powerpc/powerpc32/nofpu/libm.abilist | 3 +
.../sysv/linux/powerpc/powerpc64/libm-le.abilist | 3 +
.../unix/sysv/linux/powerpc/powerpc64/libm.abilist | 3 +
sysdeps/unix/sysv/linux/s390/s390-32/libm.abilist | 3 +
sysdeps/unix/sysv/linux/s390/s390-64/libm.abilist | 3 +
sysdeps/unix/sysv/linux/sh/libm.abilist | 3 +
sysdeps/unix/sysv/linux/sparc/sparc32/libm.abilist | 3 +
sysdeps/unix/sysv/linux/sparc/sparc64/libm.abilist | 3 +
.../sysv/linux/tile/tilegx/tilegx32/libm.abilist | 3 +
.../sysv/linux/tile/tilegx/tilegx64/libm.abilist | 3 +
sysdeps/unix/sysv/linux/tile/tilepro/libm.abilist | 3 +
sysdeps/unix/sysv/linux/x86_64/64/libm.abilist | 3 +
sysdeps/unix/sysv/linux/x86_64/x32/libm.abilist | 3 +
sysdeps/x86_64/fpu/w_expf.c | 1 +
72 files changed, 591 insertions(+), 300 deletions(-)
create mode 100644 math/w_log2f.c
create mode 100644 math/w_logf.c
create mode 100644 math/w_powf.c
create mode 100644 sysdeps/i386/fpu/e_log2f_data.c
create mode 100644 sysdeps/i386/fpu/e_powf_log2_data.c
create mode 100644 sysdeps/i386/fpu/w_exp2f.c
create mode 100644 sysdeps/i386/fpu/w_expf.c
create mode 100644 sysdeps/i386/fpu/w_log2f.c
create mode 100644 sysdeps/i386/fpu/w_logf.c
create mode 100644 sysdeps/i386/fpu/w_powf.c
create mode 100644 sysdeps/i386/i686/fpu/multiarch/w_expf.c
create mode 100644 sysdeps/ia64/fpu/e_log2f_data.c
create mode 100644 sysdeps/ia64/fpu/e_powf_log2_data.c
create mode 100644 sysdeps/ieee754/flt-32/e_log2f_data.c
create mode 100644 sysdeps/ieee754/flt-32/e_powf_log2_data.c
create mode 100644 sysdeps/ieee754/flt-32/w_exp2f.c
create mode 100644 sysdeps/ieee754/flt-32/w_expf.c
create mode 100644 sysdeps/ieee754/flt-32/w_log2f.c
create mode 100644 sysdeps/ieee754/flt-32/w_logf.c
create mode 100644 sysdeps/ieee754/flt-32/w_powf.c
create mode 100644 sysdeps/m68k/m680x0/fpu/e_log2f_data.c
create mode 100644 sysdeps/m68k/m680x0/fpu/e_powf_log2_data.c
create mode 100644 sysdeps/m68k/m680x0/fpu/w_exp2f.c
create mode 100644 sysdeps/m68k/m680x0/fpu/w_expf.c
create mode 100644 sysdeps/m68k/m680x0/fpu/w_log2f.c
create mode 100644 sysdeps/m68k/m680x0/fpu/w_logf.c
create mode 100644 sysdeps/m68k/m680x0/fpu/w_powf.c
create mode 100644 sysdeps/powerpc/powerpc64/fpu/multiarch/w_expf.c
create mode 100644 sysdeps/powerpc/powerpc64/power8/fpu/w_expf.c
create mode 100644 sysdeps/x86_64/fpu/w_expf.c
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2.11.0