| # Copyright (C) 2013-2018 Free Software Foundation, Inc. |
| # This file is part of the GNU C Library. |
| |
| # The GNU C Library is free software; you can redistribute it and/or |
| # modify it under the terms of the GNU Lesser General Public |
| # License as published by the Free Software Foundation; either |
| # version 2.1 of the License, or (at your option) any later version. |
| |
| # The GNU C Library is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| # Lesser General Public License for more details. |
| |
| # You should have received a copy of the GNU Lesser General Public |
| # License along with the GNU C Library; if not, see |
| # <http://www.gnu.org/licenses/>. |
| |
| # Makefile for benchmark tests. The only useful target here is `bench`. |
| # Add benchmark functions in alphabetical order. |
| |
| subdir := benchtests |
| |
| include ../Makeconfig |
| bench-math := acos acosh asin asinh atan atanh cos cosh exp exp2 log log2 \ |
| modf pow rint sin sincos sinh sqrt tan tanh fmin fmax fminf \ |
| fmaxf powf trunc truncf expf exp2f logf log2f sincosf sinf \ |
| cosf |
| |
| bench-pthread := pthread_once thread_create |
| |
| bench-string := ffs ffsll |
| |
| ifeq (${BENCHSET},) |
| bench := $(bench-math) $(bench-pthread) $(bench-string) |
| else |
| bench := $(foreach B,$(filter bench-%,${BENCHSET}), ${${B}}) |
| endif |
| |
| # String function benchmarks. |
| string-benchset := bcopy bzero memccpy memchr memcmp memcpy memmem memmove \ |
| mempcpy memset rawmemchr stpcpy stpncpy strcasecmp strcasestr \ |
| strcat strchr strchrnul strcmp strcpy strcspn strlen \ |
| strncasecmp strncat strncmp strncpy strnlen strpbrk strrchr \ |
| strspn strstr strcpy_chk stpcpy_chk memrchr strsep strtok \ |
| strcoll memcpy-large memcpy-random memmove-large memset-large \ |
| memcpy-walk memset-walk memmove-walk |
| |
| # Build and run locale-dependent benchmarks only if we're building natively. |
| ifeq (no,$(cross-compiling)) |
| wcsmbs-benchset := wcslen wcsnlen wcscpy wcpcpy wcsncpy wcpncpy wcscat wcsncat \ |
| wcscmp wcsncmp wcschr wcschrnul wcsrchr wcsspn wcspbrk wcscspn \ |
| wmemchr wmemset wmemcmp |
| else |
| wcsmbs-benchset := |
| endif |
| |
| string-benchset-all := $(string-benchset) ${wcsmbs-benchset} |
| |
| ifeq (no,$(cross-compiling)) |
| # We have to generate locales |
| LOCALES := en_US.UTF-8 tr_TR.UTF-8 cs_CZ.UTF-8 fa_IR.UTF-8 fr_FR.UTF-8 \ |
| ja_JP.UTF-8 si_LK.UTF-8 en_GB.UTF-8 vi_VN.UTF-8 ar_SA.UTF-8 \ |
| da_DK.UTF-8 pl_PL.UTF-8 pt_PT.UTF-8 el_GR.UTF-8 ru_RU.UTF-8 \ |
| he_IL.UTF-8 is_IS.UTF-8 es_ES.UTF-8 hi_IN.UTF-8 sv_SE.UTF-8 \ |
| hu_HU.UTF-8 it_IT.UTF-8 sr_RS.UTF-8 zh_CN.UTF-8 |
| include ../gen-locales.mk |
| endif |
| |
| stdlib-benchset := strtod |
| |
| stdio-common-benchset := sprintf |
| |
| math-benchset := math-inlines |
| |
| ifeq (${BENCHSET},) |
| benchset := $(string-benchset-all) $(stdlib-benchset) $(stdio-common-benchset) \ |
| $(math-benchset) |
| else |
| benchset := $(foreach B,$(filter %-benchset,${BENCHSET}), ${${B}}) |
| endif |
| |
| CFLAGS-bench-ffs.c += -fno-builtin |
| CFLAGS-bench-ffsll.c += -fno-builtin |
| CFLAGS-bench-sqrt.c += -fno-builtin |
| CFLAGS-bench-fmin.c += -fno-builtin |
| CFLAGS-bench-fminf.c += -fno-builtin |
| CFLAGS-bench-fmax.c += -fno-builtin |
| CFLAGS-bench-fmaxf.c += -fno-builtin |
| CFLAGS-bench-trunc.c += -fno-builtin |
| CFLAGS-bench-truncf.c += -fno-builtin |
| |
| ifeq (${BENCHSET},) |
| bench-malloc := malloc-thread |
| else |
| bench-malloc := $(filter malloc-%,${BENCHSET}) |
| endif |
| |
| $(addprefix $(objpfx)bench-,$(bench-math)): $(libm) |
| $(addprefix $(objpfx)bench-,$(math-benchset)): $(libm) |
| $(addprefix $(objpfx)bench-,$(bench-pthread)): $(shared-thread-library) |
| $(objpfx)bench-malloc-thread: $(shared-thread-library) |
| |
| |
| |
| # Rules to build and execute the benchmarks. Do not put any benchmark |
| # parameters beyond this point. |
| |
| # We don't want the benchmark programs to run in parallel since that could |
| # affect their performance. |
| .NOTPARALLEL: |
| |
| bench-extra-objs = json-lib.o |
| |
| extra-objs += $(bench-extra-objs) |
| others-extras = $(bench-extra-objs) |
| |
| include ../Rules |
| |
| binaries-bench := $(addprefix $(objpfx)bench-,$(bench)) |
| binaries-benchset := $(addprefix $(objpfx)bench-,$(benchset)) |
| binaries-bench-malloc := $(addprefix $(objpfx)bench-,$(bench-malloc)) |
| |
| # The default duration: 10 seconds. |
| ifndef BENCH_DURATION |
| BENCH_DURATION := 10 |
| endif |
| |
| CPPFLAGS-nonlib += -DDURATION=$(BENCH_DURATION) |
| |
| # Use clock_gettime to measure performance of functions. The default is to use |
| # HP_TIMING if it is available. |
| ifdef USE_CLOCK_GETTIME |
| CPPFLAGS-nonlib += -DUSE_CLOCK_GETTIME |
| endif |
| |
| DETAILED_OPT := |
| |
| ifdef DETAILED |
| DETAILED_OPT := -d |
| endif |
| |
| # This makes sure CPPFLAGS-nonlib and CFLAGS-nonlib are passed |
| # for all these modules. |
| cpp-srcs-left := $(binaries-benchset:=.c) $(binaries-bench:=.c) \ |
| $(binaries-bench-malloc:=.c) |
| lib := nonlib |
| include $(patsubst %,$(..)libof-iterator.mk,$(cpp-srcs-left)) |
| |
| bench-deps := bench-skeleton.c bench-timing.h Makefile |
| |
| run-bench = $(test-wrapper-env) \ |
| $(run-program-env) \ |
| $($*-ENV) $(test-via-rtld-prefix) $${run} |
| |
| timing-type := $(objpfx)bench-timing-type |
| |
| bench-clean: |
| rm -f $(binaries-bench) $(addsuffix .o,$(binaries-bench)) |
| rm -f $(binaries-benchset) $(addsuffix .o,$(binaries-benchset)) |
| rm -f $(binaries-bench-malloc) $(addsuffix .o,$(binaries-bench-malloc)) |
| rm -f $(timing-type) $(addsuffix .o,$(timing-type)) |
| rm -f $(addprefix $(objpfx),$(bench-extra-objs)) |
| |
| # Validate the passed in BENCHSET |
| ifneq ($(strip ${BENCHSET}),) |
| VALIDBENCHSETNAMES := bench-pthread bench-math bench-string string-benchset \ |
| wcsmbs-benchset stdlib-benchset stdio-common-benchset math-benchset \ |
| malloc-thread |
| INVALIDBENCHSETNAMES := $(filter-out ${VALIDBENCHSETNAMES},${BENCHSET}) |
| ifneq (${INVALIDBENCHSETNAMES},) |
| $(info The following values in BENCHSET are invalid: ${INVALIDBENCHSETNAMES}) |
| $(info The valid ones are: ${VALIDBENCHSETNAMES}) |
| $(error Invalid BENCHSET value) |
| endif |
| endif |
| |
| # Define the bench target only if the target has a usable python installation. |
| ifdef PYTHON |
| bench: bench-build bench-set bench-func bench-malloc |
| else |
| bench: |
| @echo "The bench target needs python to run." |
| @exit 1 |
| endif |
| |
| # Target to only build the benchmark without running it. We generate locales |
| # only if we're building natively. |
| ifeq (no,$(cross-compiling)) |
| bench-build: $(gen-locales) $(timing-type) $(binaries-bench) \ |
| $(binaries-benchset) $(binaries-bench-malloc) |
| else |
| bench-build: $(timing-type) $(binaries-bench) $(binaries-benchset) \ |
| $(binaries-bench-malloc) |
| endif |
| |
| bench-set: $(binaries-benchset) |
| for run in $^; do \ |
| echo "Running $${run}"; \ |
| $(run-bench) > $${run}.out; \ |
| done |
| |
| bench-malloc: $(binaries-bench-malloc) |
| for run in $^; do \ |
| for thr in 1 8 16 32; do \ |
| echo "Running $${run} $${thr}"; \ |
| $(run-bench) $${thr} > $${run}-$${thr}.out; \ |
| done;\ |
| done |
| |
| # Build and execute the benchmark functions. This target generates JSON |
| # formatted bench.out. Each of the programs produce independent JSON output, |
| # so one could even execute them individually and process it using any JSON |
| # capable language or tool. |
| bench-func: $(binaries-bench) |
| if [ -n '$^' ] ; then \ |
| { timing_type=$$($(timing-type)); \ |
| echo "{\"timing_type\": \"$${timing_type}\","; \ |
| echo " \"functions\": {"; \ |
| for run in $^; do \ |
| if ! [ "x$${run}" = "x$<" ]; then \ |
| echo ","; \ |
| fi; \ |
| echo "Running $${run}" >&2; \ |
| $(run-bench) $(DETAILED_OPT); \ |
| done; \ |
| echo; \ |
| echo " }"; \ |
| echo "}"; \ |
| } > $(objpfx)bench.out-tmp; \ |
| if [ -f $(objpfx)bench.out ]; then \ |
| mv -f $(objpfx)bench.out $(objpfx)bench.out.old; \ |
| fi; \ |
| mv -f $(objpfx)bench.out-tmp $(objpfx)bench.out; \ |
| $(PYTHON) scripts/validate_benchout.py $(objpfx)bench.out \ |
| scripts/benchout.schema.json; \ |
| fi |
| |
| $(timing-type) $(binaries-bench) $(binaries-benchset) \ |
| $(binaries-bench-malloc): %: %.o $(objpfx)json-lib.o \ |
| $(link-extra-libs-tests) \ |
| $(sort $(filter $(common-objpfx)lib%,$(link-libc))) \ |
| $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit) |
| $(+link-tests) |
| |
| $(objpfx)bench-%.c: %-inputs $(bench-deps) |
| { if [ -n "$($*-INCLUDE)" ]; then \ |
| cat $($*-INCLUDE); \ |
| fi; \ |
| $(PYTHON) scripts/bench.py $(patsubst %-inputs,%,$<); } > $@-tmp |
| mv -f $@-tmp $@ |