mirror/glibc - mirror of git://sourceware.org/git/glibc.git

	Commit message (Collapse)	Author	Age	Files	Lines
*	i386: Replace assembly versions of e_powf with generic e_powf.c	H.J. Lu	2017-10-22	1	-1/+2
\| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \|	This patch replaces i386 assembly versions of e_powf with generic e_powf.c. For workload-spec2017.wrf, on Nehalem, it improves performance by: Before After Improvement reciprocal-throughput 230.855 78.3358 194% latency 231.685 94.1259 146% On Skylake, it improves performance by: Before After Improvement reciprocal-throughput 239.858 47.4713 405% latency 247.57 93.8798 163% On IvyBridge with --disable-multi-arch, it improves performance by: Before After Improvement reciprocal-throughput 269.078 63.3758 324% latency 271.473 102.091 165% * sysdeps/i386/fpu/e_powf.S: Removed. * sysdeps/i386/fpu/e_powf_log2_data.c: Likewise. * sysdeps/i386/fpu/w_powf.c: Likewise. * sysdeps/i386/fpu/libm-test-ulps: Updated for generic e_powf.c. * sysdeps/i386/i686/fpu/multiarch/libm-test-ulps: Likewise. * sysdeps/i386/i686/fpu/multiarch/Makefile (libm-sysdep_routines): Add e_powf-sse2. (CFLAGS-e_powf-sse2.c): New. * sysdeps/i386/i686/fpu/multiarch/e_powf-sse2.c: New file. * sysdeps/i386/i686/fpu/multiarch/e_powf.c: Likewise.
*	i386: Replace assembly versions of e_log2f with generic e_log2f.c	H.J. Lu	2017-10-22	1	-1/+2
\| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \|	This patch replaces i386 assembly versions of e_log2f with generic e_log2f.c. For workload-spec2017.wrf, on Nehalem, it improves performance by: Before After Improvement reciprocal-throughput 92.3845 30.8752 199% latency 112.855 54.8645 105% On Skylake, it improves performance by: Before After Improvement reciprocal-throughput 98.7488 22.7507 334% latency 118.01 51.6083 128% On IvyBridge with --disable-multi-arch, it improves performance by: Before After Improvement reciprocal-throughput 106.635 28.8596 269% latency 129.888 56.9187 128% * sysdeps/i386/fpu/e_log2f.S: Removed. * sysdeps/i386/fpu/e_log2f_data.c: Likewise. * sysdeps/i386/fpu/w_log2f.c: Likewise. * sysdeps/i386/fpu/libm-test-ulps: Updated for generic e_log2f.c. * sysdeps/i386/i686/fpu/multiarch/libm-test-ulps: Likewise. * sysdeps/i386/i686/fpu/multiarch/Makefile (libm-sysdep_routines): Add e_log2f-sse2. (CFLAGS-e_log2f-sse2.c): New. * sysdeps/i386/i686/fpu/multiarch/e_log2f-sse2.c: New file. * sysdeps/i386/i686/fpu/multiarch/e_log2f.c: Likewise.
*	i386: Replace assembly versions of e_logf with generic e_logf.c	H.J. Lu	2017-10-22	1	-2/+3
\| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \|	This patch replaces i386 assembly versions of e_logf with generic e_logf.c. For workload-spec2017.wrf, on Nehalem, it improves performance by: Before After Improvement reciprocal-throughput 73.3865 40.0454 83% latency 90.0985 54.4479 65% On Skylake, it improves performance by: Before After Improvement reciprocal-throughput 75.1384 22.1452 239% latency 91.9441 50.7925 81% On IvyBridge with --disable-multi-arch, it improves performance by: Before After Improvement reciprocal-throughput 84.5575 28.7879 193% latency 103.971 57.5231 80% * sysdeps/i386/fpu/e_logf.S: Removed. * sysdeps/i386/fpu/e_logf_data.c: Likewise. * sysdeps/i386/fpu/w_logf.c: Likewise. * sysdeps/i386/i686/fpu/e_logf.S: Likewise. * sysdeps/i386/fpu/libm-test-ulps: Updated for generic e_logf.c. * sysdeps/i386/i686/fpu/multiarch/libm-test-ulps: Likewise. * sysdeps/i386/i686/fpu/multiarch/Makefile (libm-sysdep_routines): Add e_logf-sse2. (CFLAGS-e_logf-sse2.c): New. * sysdeps/i386/i686/fpu/multiarch/e_logf-sse2.c: New file. * sysdeps/i386/i686/fpu/multiarch/e_logf.c: Likewise.
*	i386: Replace assembly versions of e_exp2f with generic e_exp2f.c	H.J. Lu	2017-10-22	1	-1/+2
\| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \|	This patch replaces i386 assembly versions of e_exp2f with generic e_exp2f.c. For workload-spec2017.wrf, on Nehalem, it improves performance by: Before After Improvement reciprocal-throughput 112.996 40.0454 182% latency 126.581 54.4479 132% On Skylake, it improves performance by: Before After Improvement reciprocal-throughput 113.14 39.447 186% latency 136.068 55.684 144% On IvyBridge with --disable-multi-arch, it improves performance by: Before After Improvement reciprocal-throughput 132.521 40.3759 228% latency 145.791 58.4587 149% * sysdeps/i386/fpu/e_exp2f.S: Removed. * sysdeps/i386/fpu/w_exp2f.c: Likewise. * sysdeps/i386/fpu/libm-test-ulps: Updated for generic e_exp2f.c. * sysdeps/i386/i686/fpu/multiarch/libm-test-ulps: Likewise. * sysdeps/i386/i686/fpu/multiarch/Makefile (libm-sysdep_routines): Add e_exp2f-sse2. (CFLAGS-e_exp2f-sse2.c): New. * sysdeps/i386/i686/fpu/multiarch/e_exp2f-sse2.c: New file. * sysdeps/i386/i686/fpu/multiarch/e_exp2f.c: Likewise.
*	i386: Replace assembly versions of e_expf with generic e_expf.c	H.J. Lu	2017-10-22	1	-1/+3
\| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \|	This patch replaces i386 assembly versions of e_expf with generic e_expf.c. For workload-spec2017.wrf, on Nehalem, it improves performance by: Before After Improvement reciprocal-throughput 55.5724 40.2664 38% latency 80.0687 60.8517 31% On Skylake, it improves performance by: Before After Improvement reciprocal-throughput 62.4056 39.4188 58% latency 85.5496 59.6377 43% On IvyBridge with --disable-multi-arch, it improves performance by: Before After Improvement reciprocal-throughput 133.707 40.3778 231% latency 149.191 63.2515 135% * sysdeps/i386/fpu/e_exp2f_data.c: Removed. * sysdeps/i386/fpu/e_expf.S: Likewise. * sysdeps/i386/fpu/math_errf.c: Likewise. * sysdeps/i386/fpu/w_expf.c: Likewise. * sysdeps/i386/i686/fpu/multiarch/e_expf-ia32.S: Likewise. * sysdeps/i386/i686/fpu/multiarch/e_expf-sse2.S: Likewise. * sysdeps/i386/i686/fpu/multiarch/w_expf.c: Likewise. * sysdeps/i386/fpu/libm-test-ulps: Updated for generic e_expf.c. * sysdeps/i386/i686/fpu/multiarch/libm-test-ulps: Likewise. * sysdeps/i386/i686/fpu/multiarch/Makefile (libm-sysdep_routines): Remove e_expf-ia32. (CFLAGS-e_expf-sse2.c): New. * sysdeps/i386/i686/fpu/multiarch/e_expf-sse2.c: New file. * sysdeps/i386/i686/fpu/multiarch/e_expf.c: Rewritten.
*	Add optimized sincosf for SSE2 for x86 and x86-64	Liubov Dmitrieva	2012-09-25	1	-1/+2
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*	Add optimized sinf and cosf routines for x86 and x86-64	Liubov Dmitrieva	2012-09-03	1	-1/+1
\| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \| \|	* sysdeps/i386/i686/fpu/multiarch/Makefile (sysdep_routines): Add s_sinf-sse2, s_conf-sse2. * sysdeps/i386/i686/fpu/multiarch/s_sinf-sse2.S: New file. * sysdeps/i386/i686/fpu/multiarch/s_cosf-sse2.S: New file. * sysdeps/i386/i686/fpu/multiarch/s_sinf.c: New file. * sysdeps/i386/i686/fpu/multiarch/s_cosf.c: New file. * sysdeps/ieee754/flt-32/s_sinf.c (SINF, SINF_FUNC): Add macros for using routine as __sinf_ia32. Use macro for function declaration and weak_alias. * sysdeps/ieee754/flt-32/s_cosf.c (COSF, COSF_FUNC): Add macros for using routine as __cosf_ia32. Use macro for function declaration and weak_alias. * sysdeps/i386/i686/fpu/multiarch/e_expf-sse2.S: Fix Copyright. * sysdeps/i386/i686/fpu/multiarch/e_expf.c: Fix Copyright. * sysdeps/x86_64/fpu/s_sinf.S: New file. * sysdeps/x86_64/fpu/s_cosf.S: New file. * sysdeps/x86_64/fpu/libm-test-ulps: Update. * math/libm-test.inc (cos_test): Add more test cases. (sin_test): Likewise. (sincos_test): Likewise.
*	Add optimized expf for x86	Liubov Dmitrieva	2012-05-14	1	-0/+3
	2012-05-14 Liubov Dmitrieva <liubov.dmitrieva@gmail.com> * sysdeps/i386/i686/fpu/multiarch/Makefile: New file. * sysdeps/i386/i686fpu/multiarch/e_expf.c: New file. * sysdeps/i386/i686fpu/multiarch/e_expf-ia32.S: New file. * sysdeps/i386/i686/fpu/multiarch/e_expf-sse2.S: New file.