1 uname_M := $(shell uname -m 2>/dev/null || echo not)
3 ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
4 -e s/arm.*/arm/ -e s/sa110/arm/ \
5 -e s/s390x/s390/ -e s/parisc64/parisc/ \
6 -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
7 -e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ )
9 CFLAGS := $(EXTRA_CFLAGS) $(EXTRA_WARNINGS)
11 # Additional ARCH settings for x86
15 LIBUNWIND_LIBS = -lunwind -lunwind-x86
21 ifeq (, $(findstring m32,$(CFLAGS)))
22 IS_X86_64 := $(shell echo __x86_64__ | ${CC} -E -x c - | tail -n 1)
24 ifeq (${IS_X86_64}, 1)
26 CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT
27 ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
28 LIBUNWIND_LIBS = -lunwind -lunwind-x86_64
30 LIBUNWIND_LIBS = -lunwind -lunwind-x86
35 ifeq ($(NO_PERF_REGS),0)
36 CFLAGS += -DHAVE_PERF_REGS_SUPPORT
40 src-perf := $(srctree)/tools/perf
48 obj-perf := $(abspath $(obj-perf))/
51 LIB_INCLUDE := $(srctree)/tools/lib/
53 # include ARCH specific config
54 -include $(src-perf)/arch/$(ARCH)/Makefile
56 include $(src-perf)/config/utilities.mak
58 ifeq ($(call get-executable,$(FLEX)),)
59 dummy := $(error Error: $(FLEX) is missing on this system, please install it)
62 ifeq ($(call get-executable,$(BISON)),)
63 dummy := $(error Error: $(BISON) is missing on this system, please install it)
66 # Treat warnings as errors unless directed not to
80 PARSER_DEBUG_BISON := -t
81 PARSER_DEBUG_FLEX := -d
82 CFLAGS += -DPARSER_DEBUG
85 CFLAGS += -fno-omit-frame-pointer
87 CFLAGS += -funwind-tables
92 EXTLIBS = -lelf -lpthread -lrt -lm -ldl
95 OUTPUT_FEATURES = $(OUTPUT)config/feature-checks/
96 $(shell mkdir -p $(OUTPUT_FEATURES))
99 feature_check = $(eval $(feature_check_code))
100 define feature_check_code
101 feature-$(1) := $(shell $(MAKE) OUTPUT=$(OUTPUT_FEATURES) CFLAGS="$(EXTRA_CFLAGS)" LDFLAGS="$(LDFLAGS)" LIBUNWIND_LIBS="$(LIBUNWIND_LIBS)" -C config/feature-checks test-$1 >/dev/null 2>/dev/null && echo 1 || echo 0)
104 feature_set = $(eval $(feature_set_code))
105 define feature_set_code
110 # Build the feature check binaries in parallel, ignore errors, ignore return value and suppress output:
114 # Note that this is not a complete list of all feature tests, just
115 # those that are typically built on a fully configured system.
117 # [ Feature tests not mentioned here have to be built explicitly in
118 # the rule that uses them - an example for that is the 'bionic'
121 CORE_FEATURE_TESTS = \
144 # So here we detect whether test-all was rebuilt, to be able
145 # to skip the print-out of the long features list if the file
146 # existed before and after it was built:
148 ifeq ($(wildcard $(OUTPUT)config/feature-checks/test-all),)
155 # Special fast-path for the 'all features are available' case:
157 $(call feature_check,all,$(MSG))
160 # Just in case the build freshly failed, make sure we print the
163 ifeq ($(feature-all), 0)
167 ifeq ($(test-all-failed),1)
169 $(info Auto-detecting system features:)
172 ifeq ($(feature-all), 1)
174 # test-all.c passed - just set all the core feature flags to 1:
176 $(foreach feat,$(CORE_FEATURE_TESTS),$(call feature_set,$(feat)))
178 $(shell $(MAKE) OUTPUT=$(OUTPUT_FEATURES) CFLAGS="$(EXTRA_CFLAGS)" LDFLAGS=$(LDFLAGS) -i -j -C config/feature-checks $(CORE_FEATURE_TESTS) >/dev/null 2>&1)
179 $(foreach feat,$(CORE_FEATURE_TESTS),$(call feature_check,$(feat)))
183 # Print the result of the feature test:
185 feature_print = $(eval $(feature_print_code)) $(info $(MSG))
187 define feature_print_code
188 ifeq ($(feature-$(1)), 1)
189 MSG = $(shell printf '...%30s: [ \033[32mon\033[m ]' $(1))
191 MSG = $(shell printf '...%30s: [ \033[31mOFF\033[m ]' $(1))
196 # Only print out our features if we rebuilt the testcases or if a test failed:
198 ifeq ($(test-all-failed), 1)
199 $(foreach feat,$(CORE_FEATURE_TESTS),$(call feature_print,$(feat)))
203 ifeq ($(feature-stackprotector-all), 1)
204 CFLAGS += -fstack-protector-all
207 ifeq ($(feature-stackprotector), 1)
208 CFLAGS += -Wstack-protector
212 ifeq ($(feature-fortify-source), 1)
213 CFLAGS += -D_FORTIFY_SOURCE=2
217 CFLAGS += -I$(src-perf)/util/include
218 CFLAGS += -I$(src-perf)/arch/$(ARCH)/include
219 CFLAGS += -I$(srctree)/arch/$(ARCH)/include/uapi
220 CFLAGS += -I$(srctree)/arch/$(ARCH)/include
221 CFLAGS += -I$(srctree)/include/uapi
222 CFLAGS += -I$(srctree)/include
224 # $(obj-perf) for generated common-cmds.h
225 # $(obj-perf)/util for generated bison/flex headers
227 CFLAGS += -I$(obj-perf)/util
228 CFLAGS += -I$(obj-perf)
231 CFLAGS += -I$(src-perf)/util
232 CFLAGS += -I$(src-perf)
233 CFLAGS += -I$(LIB_INCLUDE)
235 CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
238 $(call feature_check,bionic)
239 ifeq ($(feature-bionic), 1)
241 EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
242 EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
251 ifeq ($(feature-libelf), 0)
252 ifeq ($(feature-glibc), 1)
258 ifeq ($(LIBC_SUPPORT),1)
259 msg := $(warning No libelf found, disables 'probe' tool, please install elfutils-libelf-devel/libelf-dev);
265 msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]/glibc-static);
268 # for linking with debug library, run like:
269 # make DEBUG=1 LIBDW_DIR=/opt/libdw/
271 LIBDW_CFLAGS := -I$(LIBDW_DIR)/include
272 LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
275 ifneq ($(feature-dwarf), 1)
276 msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev);
278 endif # Dwarf support
279 endif # libelf support
283 CFLAGS += -DHAVE_LIBELF_SUPPORT
285 ifeq ($(feature-libelf-mmap), 1)
286 CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
289 ifeq ($(feature-libelf-getphdrnum), 1)
290 CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
293 # include ARCH specific config
294 -include $(src-perf)/arch/$(ARCH)/Makefile
297 ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
298 msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
301 CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
302 LDFLAGS += $(LIBDW_LDFLAGS)
303 EXTLIBS += -lelf -ldw
304 endif # PERF_HAVE_DWARF_REGS
308 # There's only x86 (both 32 and 64) support for CFI unwind so far
315 # For linking with debug library, run like:
317 # make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
320 LIBUNWIND_CFLAGS := -I$(LIBUNWIND_DIR)/include
321 LIBUNWIND_LDFLAGS := -L$(LIBUNWIND_DIR)/lib
324 ifneq ($(feature-libunwind), 1)
325 msg := $(warning No libunwind found, disabling post unwind support. Please install libunwind-dev[el] >= 0.99);
331 CFLAGS += -DHAVE_LIBUNWIND_SUPPORT
332 EXTLIBS += $(LIBUNWIND_LIBS)
333 CFLAGS += $(LIBUNWIND_CFLAGS)
334 LDFLAGS += $(LIBUNWIND_LDFLAGS)
338 ifneq ($(feature-libaudit), 1)
339 msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
342 CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
352 ifneq ($(feature-libslang), 1)
353 msg := $(warning slang not found, disables TUI support. Please install slang-devel or libslang-dev);
356 # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
357 CFLAGS += -I/usr/include/slang
358 CFLAGS += -DHAVE_SLANG_SUPPORT
364 FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell pkg-config --libs --cflags gtk+-2.0 2>/dev/null)
365 ifneq ($(feature-gtk2), 1)
366 msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
369 ifeq ($(feature-gtk2-infobar), 1)
370 GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
372 CFLAGS += -DHAVE_GTK2_SUPPORT
373 GTK_CFLAGS += $(shell pkg-config --cflags gtk+-2.0 2>/dev/null)
374 GTK_LIBS := $(shell pkg-config --libs gtk+-2.0 2>/dev/null)
379 grep-libs = $(filter -l%,$(1))
380 strip-libs = $(filter-out -l%,$(1))
383 CFLAGS += -DNO_LIBPERL
385 PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
386 PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
387 PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
388 PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
389 FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
391 ifneq ($(feature-libperl), 1)
392 CFLAGS += -DNO_LIBPERL
395 LDFLAGS += $(PERL_EMBED_LDFLAGS)
396 EXTLIBS += $(PERL_EMBED_LIBADD)
400 $(call feature_check,timerfd)
401 ifeq ($(feature-timerfd), 1)
402 CFLAGS += -DHAVE_TIMERFD_SUPPORT
404 msg := $(warning No timerfd support. Disables 'perf kvm stat live');
407 disable-python = $(eval $(disable-python_code))
408 define disable-python_code
409 CFLAGS += -DNO_LIBPYTHON
410 $(if $(1),$(warning No $(1) was found))
411 $(warning Python support will not be built)
416 $(call get-executable-or-default,PYTHON,python)
419 $(call disable-python,python interpreter)
422 PYTHON_WORD := $(call shell-wordify,$(PYTHON))
425 $(call disable-python)
428 override PYTHON_CONFIG := \
429 $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON)-config)
432 $(call disable-python,python-config tool)
435 PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
437 PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
438 PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
439 PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS))
440 PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
441 FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
443 ifneq ($(feature-libpython), 1)
444 $(call disable-python,Python.h (for Python 2.x))
447 ifneq ($(feature-libpython-version), 1)
448 $(warning Python 3 is not yet supported; please set)
449 $(warning PYTHON and/or PYTHON_CONFIG appropriately.)
450 $(warning If you also have Python 2 installed, then)
451 $(warning try something like:)
453 $(warning $(and ,) make PYTHON=python2)
455 $(warning Otherwise, disable Python support entirely:)
457 $(warning $(and ,) make NO_LIBPYTHON=1)
461 LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
462 EXTLIBS += $(PYTHON_EMBED_LIBADD)
463 LANG_BINDINGS += $(obj-perf)python/perf.so
470 ifeq ($(feature-libbfd), 1)
475 CFLAGS += -DNO_DEMANGLE
477 ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
479 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
481 ifneq ($(feature-libbfd), 1)
482 $(call feature_check,liberty)
483 ifeq ($(feature-liberty), 1)
484 EXTLIBS += -lbfd -liberty
486 $(call feature_check,liberty-z)
487 ifeq ($(feature-liberty-z), 1)
488 EXTLIBS += -lbfd -liberty -lz
490 $(call feature_check,cplus-demangle)
491 ifeq ($(feature-cplus-demangle), 1)
493 CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
495 msg := $(warning No bfd.h/libbfd found, install binutils-dev[el]/zlib-static to gain symbol demangling)
496 CFLAGS += -DNO_DEMANGLE
504 ifneq ($(filter -lbfd,$(EXTLIBS)),)
505 CFLAGS += -DHAVE_LIBBFD_SUPPORT
509 ifeq ($(feature-on-exit), 1)
510 CFLAGS += -DHAVE_ON_EXIT_SUPPORT
515 ifeq ($(feature-backtrace), 1)
516 CFLAGS += -DHAVE_BACKTRACE_SUPPORT
521 ifeq ($(feature-libnuma), 0)
522 msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numa-libs-devel or libnuma-dev);
525 CFLAGS += -DHAVE_LIBNUMA_SUPPORT
530 # Among the variables below, these:
536 # ETC_PERFCONFIG (but not sysconfdir)
537 # can be specified as a relative path some/where/else;
538 # this is interpreted as relative to $(prefix) and "perf" at
539 # runtime figures out where they are based on the path to the executable.
540 # This can help installing the suite in a relocatable way.
542 # Make the path relative to DESTDIR, not to prefix
546 bindir_relative = bin
547 bindir = $(prefix)/$(bindir_relative)
550 perfexecdir = libexec/perf-core
551 sharedir = $(prefix)/share
552 template_dir = share/perf-core/templates
553 htmldir = share/doc/perf-doc
554 ifeq ($(prefix),/usr)
556 ETC_PERFCONFIG = $(sysconfdir)/perfconfig
558 sysconfdir = $(prefix)/etc
559 ETC_PERFCONFIG = etc/perfconfig
561 ifeq ($(IS_X86_64),1)
566 libdir = $(prefix)/$(lib)
568 # Shell quote (do not use $(call) to accommodate ancient setups);
569 ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
570 DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
571 bindir_SQ = $(subst ','\'',$(bindir))
572 mandir_SQ = $(subst ','\'',$(mandir))
573 infodir_SQ = $(subst ','\'',$(infodir))
574 perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
575 template_dir_SQ = $(subst ','\'',$(template_dir))
576 htmldir_SQ = $(subst ','\'',$(htmldir))
577 prefix_SQ = $(subst ','\'',$(prefix))
578 sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
579 libdir_SQ = $(subst ','\'',$(libdir))
581 ifneq ($(filter /%,$(firstword $(perfexecdir))),)
582 perfexec_instdir = $(perfexecdir)
584 perfexec_instdir = $(prefix)/$(perfexecdir)
586 perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))