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glibc/benchtests/Makefile
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# Copyright (C) 2013-2016 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. | |
PYTHON := python | |
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 | |
bench-pthread := pthread_once | |
bench-string := ffs ffsll | |
bench := $(bench-math) $(bench-pthread) $(bench-string) | |
# 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 memmove-large memset-large | |
wcsmbs-benchset := wcslen wcsnlen wcscpy wcpcpy wcsncpy wcpncpy wcscat wcsncat \ | |
wcscmp wcsncmp wcschr wcschrnul wcsrchr wcsspn wcspbrk wcscspn \ | |
wmemchr wmemset wmemcmp | |
string-benchset-all := $(string-benchset) ${wcsmbs-benchset} | |
# 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 | |
stdlib-benchset := strtod | |
stdio-common-benchset := sprintf | |
math-benchset := math-inlines | |
benchset := $(string-benchset-all) $(stdlib-benchset) $(stdio-common-benchset) \ | |
$(math-benchset) | |
CFLAGS-bench-ffs.c += -fno-builtin | |
CFLAGS-bench-ffsll.c += -fno-builtin | |
bench-malloc := malloc-thread | |
$(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: | |
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 $(patsubst %,$(..)cppflags-iterator.mk,$(cpp-srcs-left)) | |
extra-objs += json-lib.o | |
bench-deps := bench-skeleton.c bench-timing.h Makefile | |
run-bench = $(test-wrapper-env) \ | |
$(run-program-env) \ | |
$($*-ENV) $(test-via-rtld-prefix) $${run} | |
timing-type := $(objpfx)bench-timing-type | |
bench-clean: | |
rm -f $(binaries-bench) $(addsuffix .o,$(binaries-bench)) | |
rm -f $(binaries-benchset) $(addsuffix .o,$(binaries-benchset)) | |
rm -f $(binaries-bench-malloc) $(addsuffix .o,$(binaries-bench-malloc)) | |
rm -f $(timing-type) $(addsuffix .o,$(timing-type)) | |
bench: $(timing-type) $(gen-locales) bench-set bench-func bench-malloc | |
bench-set: $(binaries-benchset) | |
for run in $^; do \ | |
echo "Running $${run}"; \ | |
$(run-bench) > $${run}.out; \ | |
done | |
bench-malloc: $(binaries-bench-malloc) | |
run=$(objpfx)bench-malloc-thread; \ | |
for thr in 1 8 16 32; do \ | |
echo "Running $${run} $${thr}"; \ | |
$(run-bench) $${thr} > $${run}-$${thr}.out; \ | |
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) | |
{ 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 | |
$(timing-type) $(binaries-bench) $(binaries-benchset) \ | |
$(binaries-bench-malloc): %: %.o $(objpfx)json-lib.o \ | |
$(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 $@ |