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glibc/sysdeps/i386/i686/fpu/multiarch/Makefile

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Add optimized expf for x86 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.
2012-05-14 09:18:44 +00:00
ifeq ($(subdir),math)
i386: Replace assembly versions of e_log2f with generic e_log2f.c 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.
2017-10-22 15:09:08 +00:00
libm-sysdep_routines += e_exp2f-sse2 e_expf-sse2 e_logf-sse2 e_log2f-sse2 \
i386: Replace assembly versions of e_powf with generic e_powf.c 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.
2017-10-22 15:11:15 +00:00
e_powf-sse2 s_sinf-sse2 s_cosf-sse2 s_sincosf-sse2
i386: Replace assembly versions of e_expf with generic e_expf.c 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.
2017-10-22 14:54:38 +00:00
i386: Replace assembly versions of e_exp2f with generic e_exp2f.c 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.
2017-10-22 14:58:54 +00:00
CFLAGS-e_exp2f-sse2.c = -msse2 -mfpmath=sse
i386: Replace assembly versions of e_expf with generic e_expf.c 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.
2017-10-22 14:54:38 +00:00
CFLAGS-e_expf-sse2.c = -msse2 -mfpmath=sse
i386: Replace assembly versions of e_log2f with generic e_log2f.c 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.
2017-10-22 15:09:08 +00:00
CFLAGS-e_log2f-sse2.c = -msse2 -mfpmath=sse
i386: Replace assembly versions of e_logf with generic e_logf.c 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.
2017-10-22 15:01:38 +00:00
CFLAGS-e_logf-sse2.c = -msse2 -mfpmath=sse
i386: Replace assembly versions of e_powf with generic e_powf.c 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.
2017-10-22 15:11:15 +00:00
CFLAGS-e_powf-sse2.c = -msse2 -mfpmath=sse
Add optimized expf for x86 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.
2012-05-14 09:18:44 +00:00
endif
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