tools/perf/Makefile.perf

   1 include ../scripts/Makefile.include
   2
   3 # The default target of this Makefile is...
   4 all:
   5
   6 include ../scripts/utilities.mak
   7
   8 # Define V to have a more verbose compile.
   9 #
  10 # Define VF to have a more verbose feature check output.
  11 #
  12 # Define O to save output files in a separate directory.
  13 #
  14 # Define ARCH as name of target architecture if you want cross-builds.
  15 #
  16 # Define CROSS_COMPILE as prefix name of compiler if you want cross-builds.
  17 #
  18 # Define NO_LIBPERL to disable perl script extension.
  19 #
  20 # Define NO_LIBPYTHON to disable python script extension.
  21 #
  22 # Define PYTHON to point to the python binary if the default
  23 # `python' is not correct; for example: PYTHON=python2
  24 #
  25 # Define PYTHON_CONFIG to point to the python-config binary if
  26 # the default `$(PYTHON)-config' is not correct.
  27 #
  28 # Define ASCIIDOC8 if you want to format documentation with AsciiDoc 8
  29 #
  30 # Define DOCBOOK_XSL_172 if you want to format man pages with DocBook XSL v1.72.
  31 #
  32 # Define LDFLAGS=-static to build a static binary.
  33 #
  34 # Define EXTRA_CFLAGS=-m64 or EXTRA_CFLAGS=-m32 as appropriate for cross-builds.
  35 #
  36 # Define NO_DWARF if you do not want debug-info analysis feature at all.
  37 #
  38 # Define WERROR=0 to disable treating any warnings as errors.
  39 #
  40 # Define NO_NEWT if you do not want TUI support. (deprecated)
  41 #
  42 # Define NO_SLANG if you do not want TUI support.
  43 #
  44 # Define NO_GTK2 if you do not want GTK+ GUI support.
  45 #
  46 # Define NO_DEMANGLE if you do not want C++ symbol demangling.
  47 #
  48 # Define NO_LIBELF if you do not want libelf dependency (e.g. cross-builds)
  49 #
  50 # Define NO_LIBUNWIND if you do not want libunwind dependency for dwarf
  51 # backtrace post unwind.
  52 #
  53 # Define NO_BACKTRACE if you do not want stack backtrace debug feature
  54 #
  55 # Define NO_LIBNUMA if you do not want numa perf benchmark
  56 #
  57 # Define NO_LIBAUDIT if you do not want libaudit support
  58 #
  59 # Define NO_LIBBIONIC if you do not want bionic support
  60 #
  61 # Define NO_LIBCRYPTO if you do not want libcrypto (openssl) support
  62 # used for generating build-ids for ELFs generated by jitdump.
  63 #
  64 # Define NO_LIBDW_DWARF_UNWIND if you do not want libdw support
  65 # for dwarf backtrace post unwind.
  66 #
  67 # Define NO_PERF_READ_VDSO32 if you do not want to build perf-read-vdso32
  68 # for reading the 32-bit compatibility VDSO in 64-bit mode
  69 #
  70 # Define NO_PERF_READ_VDSOX32 if you do not want to build perf-read-vdsox32
  71 # for reading the x32 mode 32-bit compatibility VDSO in 64-bit mode
  72 #
  73 # Define NO_ZLIB if you do not want to support compressed kernel modules
  74 #
  75 # Define LIBBABELTRACE if you DO want libbabeltrace support
  76 # for CTF data format.
  77 #
  78 # Define NO_LZMA if you do not want to support compressed (xz) kernel modules
  79 #
  80 # Define NO_AUXTRACE if you do not want AUX area tracing support
  81 #
  82 # Define NO_LIBBPF if you do not want BPF support
  83 #
  84 # Define NO_SDT if you do not want to define SDT event in perf tools,
  85 # note that it doesn't disable SDT scanning support.
  86 #
  87 # Define FEATURES_DUMP to provide features detection dump file
  88 # and bypass the feature detection
  89
  90 # As per kernel Makefile, avoid funny character set dependencies
  91 unexport LC_ALL
  92 LC_COLLATE=C
  93 LC_NUMERIC=C
  94 export LC_COLLATE LC_NUMERIC
  95
  96 ifeq ($(srctree),)
  97 srctree := $(patsubst %/,%,$(dir $(shell pwd)))
  98 srctree := $(patsubst %/,%,$(dir $(srctree)))
  99 #$(info Determined 'srctree' to be $(srctree))
 100 endif
 101
 102 ifneq ($(objtree),)
 103 #$(info Determined 'objtree' to be $(objtree))
 104 endif
 105
 106 ifneq ($(OUTPUT),)
 107 #$(info Determined 'OUTPUT' to be $(OUTPUT))
 108 # Adding $(OUTPUT) as a directory to look for source files,
 109 # because use generated output files as sources dependency
 110 # for flex/bison parsers.
 111 VPATH += $(OUTPUT)
 112 export VPATH
 113 endif
 114
 115 ifeq ($(V),1)
 116   Q =
 117 else
 118   Q = @
 119 endif
 120
 121 # Do not use make's built-in rules
 122 # (this improves performance and avoids hard-to-debug behaviour);
 123 MAKEFLAGS += -r
 124
 125 $(OUTPUT)PERF-VERSION-FILE: ../../.git/HEAD
 126         $(Q)$(SHELL_PATH) util/PERF-VERSION-GEN $(OUTPUT)
 127         $(Q)touch $(OUTPUT)PERF-VERSION-FILE
 128
 129 # Makefiles suck: This macro sets a default value of $(2) for the
 130 # variable named by $(1), unless the variable has been set by
 131 # environment or command line. This is necessary for CC and AR
 132 # because make sets default values, so the simpler ?= approach
 133 # won't work as expected.
 134 define allow-override
 135   $(if $(or $(findstring environment,$(origin $(1))),\
 136             $(findstring command line,$(origin $(1)))),,\
 137     $(eval $(1) = $(2)))
 138 endef
 139
 140 # Allow setting CC and AR and LD, or setting CROSS_COMPILE as a prefix.
 141 $(call allow-override,CC,$(CROSS_COMPILE)gcc)
 142 $(call allow-override,AR,$(CROSS_COMPILE)ar)
 143 $(call allow-override,LD,$(CROSS_COMPILE)ld)
 144
 145 LD += $(EXTRA_LDFLAGS)
 146
 147 HOSTCC  ?= gcc
 148 HOSTLD  ?= ld
 149 HOSTAR  ?= ar
 150
 151 PKG_CONFIG = $(CROSS_COMPILE)pkg-config
 152
 153 RM      = rm -f
 154 LN      = ln -f
 155 MKDIR   = mkdir
 156 FIND    = find
 157 INSTALL = install
 158 FLEX    = flex
 159 BISON   = bison
 160 STRIP   = strip
 161 AWK     = awk
 162
 163 LIB_DIR         = $(srctree)/tools/lib/api/
 164 TRACE_EVENT_DIR = $(srctree)/tools/lib/traceevent/
 165 BPF_DIR         = $(srctree)/tools/lib/bpf/
 166 SUBCMD_DIR      = $(srctree)/tools/lib/subcmd/
 167
 168 # include Makefile.config by default and rule out
 169 # non-config cases
 170 config := 1
 171
 172 NON_CONFIG_TARGETS := clean TAGS tags cscope help install-doc
 173
 174 ifdef MAKECMDGOALS
 175 ifeq ($(filter-out $(NON_CONFIG_TARGETS),$(MAKECMDGOALS)),)
 176   config := 0
 177 endif
 178 endif
 179
 180 # Set FEATURE_TESTS to 'all' so all possible feature checkers are executed.
 181 # Without this setting the output feature dump file misses some features, for
 182 # example, liberty. Select all checkers so we won't get an incomplete feature
 183 # dump file.
 184 ifeq ($(config),1)
 185 ifdef MAKECMDGOALS
 186 ifeq ($(filter feature-dump,$(MAKECMDGOALS)),feature-dump)
 187 FEATURE_TESTS := all
 188 endif
 189 endif
 190 include Makefile.config
 191 endif
 192
 193 ifeq ($(config),0)
 194 include $(srctree)/tools/scripts/Makefile.arch
 195 -include arch/$(SRCARCH)/Makefile
 196 endif
 197
 198 # The FEATURE_DUMP_EXPORT holds location of the actual
 199 # FEATURE_DUMP file to be used to bypass feature detection
 200 # (for bpf or any other subproject)
 201 ifeq ($(FEATURES_DUMP),)
 202 FEATURE_DUMP_EXPORT := $(realpath $(OUTPUT)FEATURE-DUMP)
 203 else
 204 FEATURE_DUMP_EXPORT := $(FEATURES_DUMP)
 205 endif
 206
 207 export prefix bindir sharedir sysconfdir DESTDIR
 208
 209 # sparse is architecture-neutral, which means that we need to tell it
 210 # explicitly what architecture to check for. Fix this up for yours..
 211 SPARSE_FLAGS = -D__BIG_ENDIAN__ -D__powerpc__
 212
 213 # Guard against environment variables
 214 PYRF_OBJS =
 215 SCRIPT_SH =
 216
 217 SCRIPT_SH += perf-archive.sh
 218 SCRIPT_SH += perf-with-kcore.sh
 219
 220 grep-libs = $(filter -l%,$(1))
 221 strip-libs = $(filter-out -l%,$(1))
 222
 223 ifneq ($(OUTPUT),)
 224   TE_PATH=$(OUTPUT)
 225   BPF_PATH=$(OUTPUT)
 226   SUBCMD_PATH=$(OUTPUT)
 227 ifneq ($(subdir),)
 228   API_PATH=$(OUTPUT)/../lib/api/
 229 else
 230   API_PATH=$(OUTPUT)
 231 endif
 232 else
 233   TE_PATH=$(TRACE_EVENT_DIR)
 234   API_PATH=$(LIB_DIR)
 235   BPF_PATH=$(BPF_DIR)
 236   SUBCMD_PATH=$(SUBCMD_DIR)
 237 endif
 238
 239 LIBTRACEEVENT = $(TE_PATH)libtraceevent.a
 240 export LIBTRACEEVENT
 241
 242 LIBTRACEEVENT_DYNAMIC_LIST = $(TE_PATH)libtraceevent-dynamic-list
 243 LIBTRACEEVENT_DYNAMIC_LIST_LDFLAGS = -Xlinker --dynamic-list=$(LIBTRACEEVENT_DYNAMIC_LIST)
 244
 245 LIBAPI = $(API_PATH)libapi.a
 246 export LIBAPI
 247
 248 LIBBPF = $(BPF_PATH)libbpf.a
 249
 250 LIBSUBCMD = $(SUBCMD_PATH)libsubcmd.a
 251
 252 # python extension build directories
 253 PYTHON_EXTBUILD     := $(OUTPUT)python_ext_build/
 254 PYTHON_EXTBUILD_LIB := $(PYTHON_EXTBUILD)lib/
 255 PYTHON_EXTBUILD_TMP := $(PYTHON_EXTBUILD)tmp/
 256 export PYTHON_EXTBUILD_LIB PYTHON_EXTBUILD_TMP
 257
 258 python-clean := $(call QUIET_CLEAN, python) $(RM) -r $(PYTHON_EXTBUILD) $(OUTPUT)python/perf.so
 259
 260 PYTHON_EXT_SRCS := $(shell grep -v ^\# util/python-ext-sources)
 261 PYTHON_EXT_DEPS := util/python-ext-sources util/setup.py $(LIBTRACEEVENT) $(LIBAPI)
 262
 263 $(OUTPUT)python/perf.so: $(PYTHON_EXT_SRCS) $(PYTHON_EXT_DEPS) $(LIBTRACEEVENT_DYNAMIC_LIST)
 264         $(QUIET_GEN)LDSHARED="$(CC) -pthread -shared" \
 265         CFLAGS='$(CFLAGS)' LDFLAGS='$(LDFLAGS) $(LIBTRACEEVENT_DYNAMIC_LIST_LDFLAGS)' \
 266           $(PYTHON_WORD) util/setup.py \
 267           --quiet build_ext; \
 268         mkdir -p $(OUTPUT)python && \
 269         cp $(PYTHON_EXTBUILD_LIB)perf.so $(OUTPUT)python/
 270 #
 271 # No Perl scripts right now:
 272 #
 273
 274 SCRIPTS = $(patsubst %.sh,%,$(SCRIPT_SH))
 275
 276 PROGRAMS += $(OUTPUT)perf
 277
 278 ifndef NO_PERF_READ_VDSO32
 279 PROGRAMS += $(OUTPUT)perf-read-vdso32
 280 endif
 281
 282 ifndef NO_PERF_READ_VDSOX32
 283 PROGRAMS += $(OUTPUT)perf-read-vdsox32
 284 endif
 285
 286 # what 'all' will build and 'install' will install, in perfexecdir
 287 ALL_PROGRAMS = $(PROGRAMS) $(SCRIPTS)
 288
 289 # what 'all' will build but not install in perfexecdir
 290 OTHER_PROGRAMS = $(OUTPUT)perf
 291
 292 # Set paths to tools early so that they can be used for version tests.
 293 ifndef SHELL_PATH
 294   SHELL_PATH = /bin/sh
 295 endif
 296 ifndef PERL_PATH
 297   PERL_PATH = /usr/bin/perl
 298 endif
 299
 300 export PERL_PATH
 301
 302 LIB_FILE=$(OUTPUT)libperf.a
 303
 304 PERFLIBS = $(LIB_FILE) $(LIBAPI) $(LIBTRACEEVENT) $(LIBSUBCMD)
 305 ifndef NO_LIBBPF
 306   PERFLIBS += $(LIBBPF)
 307 endif
 308
 309 # We choose to avoid "if .. else if .. else .. endif endif"
 310 # because maintaining the nesting to match is a pain.  If
 311 # we had "elif" things would have been much nicer...
 312
 313 ifneq ($(OUTPUT),)
 314   CFLAGS += -I$(OUTPUT)
 315 endif
 316
 317 ifndef NO_GTK2
 318   ALL_PROGRAMS += $(OUTPUT)libperf-gtk.so
 319   GTK_IN := $(OUTPUT)gtk-in.o
 320
 321 install-gtk: $(OUTPUT)libperf-gtk.so
 322         $(call QUIET_INSTALL, 'GTK UI') \
 323                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(libdir_SQ)'; \
 324                 $(INSTALL) $(OUTPUT)libperf-gtk.so '$(DESTDIR_SQ)$(libdir_SQ)'
 325 endif
 326
 327 ifdef ASCIIDOC8
 328   export ASCIIDOC8
 329 endif
 330
 331 LIBS = -Wl,--whole-archive $(PERFLIBS) -Wl,--no-whole-archive -Wl,--start-group $(EXTLIBS) -Wl,--end-group
 332
 333 export INSTALL SHELL_PATH
 334
 335 ### Build rules
 336
 337 SHELL = $(SHELL_PATH)
 338
 339 all: shell_compatibility_test $(ALL_PROGRAMS) $(LANG_BINDINGS) $(OTHER_PROGRAMS)
 340
 341 please_set_SHELL_PATH_to_a_more_modern_shell:
 342         $(Q)$$(:)
 343
 344 shell_compatibility_test: please_set_SHELL_PATH_to_a_more_modern_shell
 345
 346 strip: $(PROGRAMS) $(OUTPUT)perf
 347         $(STRIP) $(STRIP_OPTS) $(PROGRAMS) $(OUTPUT)perf
 348
 349 PERF_IN := $(OUTPUT)perf-in.o
 350
 351 export srctree OUTPUT RM CC LD AR CFLAGS V BISON FLEX AWK
 352 export HOSTCC HOSTLD HOSTAR
 353 include $(srctree)/tools/build/Makefile.include
 354
 355 JEVENTS       := $(OUTPUT)pmu-events/jevents
 356 JEVENTS_IN    := $(OUTPUT)pmu-events/jevents-in.o
 357
 358 PMU_EVENTS_IN := $(OUTPUT)pmu-events/pmu-events-in.o
 359
 360 export JEVENTS
 361
 362 build := -f $(srctree)/tools/build/Makefile.build dir=. obj
 363
 364 $(PERF_IN): prepare FORCE
 365         @(test -f ../../include/uapi/linux/perf_event.h && ( \
 366         (diff -B ../include/uapi/linux/perf_event.h ../../include/uapi/linux/perf_event.h >/dev/null) \
 367         || echo "Warning: tools/include/uapi/linux/perf_event.h differs from kernel" >&2 )) || true
 368         @(test -f ../../include/linux/hash.h && ( \
 369         (diff -B ../include/linux/hash.h ../../include/linux/hash.h >/dev/null) \
 370         || echo "Warning: tools/include/linux/hash.h differs from kernel" >&2 )) || true
 371         @(test -f ../../include/uapi/linux/hw_breakpoint.h && ( \
 372         (diff -B ../include/uapi/linux/hw_breakpoint.h ../../include/uapi/linux/hw_breakpoint.h >/dev/null) \
 373         || echo "Warning: tools/include/uapi/linux/hw_breakpoint.h differs from kernel" >&2 )) || true
 374         @(test -f ../../arch/x86/include/asm/disabled-features.h && ( \
 375         (diff -B ../arch/x86/include/asm/disabled-features.h ../../arch/x86/include/asm/disabled-features.h >/dev/null) \
 376         || echo "Warning: tools/arch/x86/include/asm/disabled-features.h differs from kernel" >&2 )) || true
 377         @(test -f ../../arch/x86/include/asm/required-features.h && ( \
 378         (diff -B ../arch/x86/include/asm/required-features.h ../../arch/x86/include/asm/required-features.h >/dev/null) \
 379         || echo "Warning: tools/arch/x86/include/asm/required-features.h differs from kernel" >&2 )) || true
 380         @(test -f ../../arch/x86/include/asm/cpufeatures.h && ( \
 381         (diff -B ../arch/x86/include/asm/cpufeatures.h ../../arch/x86/include/asm/cpufeatures.h >/dev/null) \
 382         || echo "Warning: tools/arch/x86/include/asm/cpufeatures.h differs from kernel" >&2 )) || true
 383         @(test -f ../../arch/x86/lib/memcpy_64.S && ( \
 384         (diff -B ../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memcpy_64.S >/dev/null) \
 385         || echo "Warning: tools/arch/x86/lib/memcpy_64.S differs from kernel" >&2 )) || true
 386         @(test -f ../../arch/x86/lib/memset_64.S && ( \
 387         (diff -B ../arch/x86/lib/memset_64.S ../../arch/x86/lib/memset_64.S >/dev/null) \
 388         || echo "Warning: tools/arch/x86/lib/memset_64.S differs from kernel" >&2 )) || true
 389         @(test -f ../../arch/arm/include/uapi/asm/perf_regs.h && ( \
 390         (diff -B ../arch/arm/include/uapi/asm/perf_regs.h ../../arch/arm/include/uapi/asm/perf_regs.h >/dev/null) \
 391         || echo "Warning: tools/arch/arm/include/uapi/asm/perf_regs.h differs from kernel" >&2 )) || true
 392         @(test -f ../../arch/arm64/include/uapi/asm/perf_regs.h && ( \
 393         (diff -B ../arch/arm64/include/uapi/asm/perf_regs.h ../../arch/arm64/include/uapi/asm/perf_regs.h >/dev/null) \
 394         || echo "Warning: tools/arch/arm64/include/uapi/asm/perf_regs.h differs from kernel" >&2 )) || true
 395         @(test -f ../../arch/powerpc/include/uapi/asm/perf_regs.h && ( \
 396         (diff -B ../arch/powerpc/include/uapi/asm/perf_regs.h ../../arch/powerpc/include/uapi/asm/perf_regs.h >/dev/null) \
 397         || echo "Warning: tools/arch/powerpc/include/uapi/asm/perf_regs.h differs from kernel" >&2 )) || true
 398         @(test -f ../../arch/x86/include/uapi/asm/perf_regs.h && ( \
 399         (diff -B ../arch/x86/include/uapi/asm/perf_regs.h ../../arch/x86/include/uapi/asm/perf_regs.h >/dev/null) \
 400         || echo "Warning: tools/arch/x86/include/uapi/asm/perf_regs.h differs from kernel" >&2 )) || true
 401         @(test -f ../../arch/x86/include/uapi/asm/kvm.h && ( \
 402         (diff -B ../arch/x86/include/uapi/asm/kvm.h ../../arch/x86/include/uapi/asm/kvm.h >/dev/null) \
 403         || echo "Warning: tools/arch/x86/include/uapi/asm/kvm.h differs from kernel" >&2 )) || true
 404         @(test -f ../../arch/x86/include/uapi/asm/kvm_perf.h && ( \
 405         (diff -B ../arch/x86/include/uapi/asm/kvm_perf.h ../../arch/x86/include/uapi/asm/kvm_perf.h >/dev/null) \
 406         || echo "Warning: tools/arch/x86/include/uapi/asm/kvm_perf.h differs from kernel" >&2 )) || true
 407         @(test -f ../../arch/x86/include/uapi/asm/svm.h && ( \
 408         (diff -B ../arch/x86/include/uapi/asm/svm.h ../../arch/x86/include/uapi/asm/svm.h >/dev/null) \
 409         || echo "Warning: tools/arch/x86/include/uapi/asm/svm.h differs from kernel" >&2 )) || true
 410         @(test -f ../../arch/x86/include/uapi/asm/vmx.h && ( \
 411         (diff -B ../arch/x86/include/uapi/asm/vmx.h ../../arch/x86/include/uapi/asm/vmx.h >/dev/null) \
 412         || echo "Warning: tools/arch/x86/include/uapi/asm/vmx.h differs from kernel" >&2 )) || true
 413         @(test -f ../../arch/powerpc/include/uapi/asm/kvm.h && ( \
 414         (diff -B ../arch/powerpc/include/uapi/asm/kvm.h ../../arch/powerpc/include/uapi/asm/kvm.h >/dev/null) \
 415         || echo "Warning: tools/arch/powerpc/include/uapi/asm/kvm.h differs from kernel" >&2 )) || true
 416         @(test -f ../../arch/s390/include/uapi/asm/kvm.h && ( \
 417         (diff -B ../arch/s390/include/uapi/asm/kvm.h ../../arch/s390/include/uapi/asm/kvm.h >/dev/null) \
 418         || echo "Warning: tools/arch/s390/include/uapi/asm/kvm.h differs from kernel" >&2 )) || true
 419         @(test -f ../../arch/s390/include/uapi/asm/kvm_perf.h && ( \
 420         (diff -B ../arch/s390/include/uapi/asm/kvm_perf.h ../../arch/s390/include/uapi/asm/kvm_perf.h >/dev/null) \
 421         || echo "Warning: tools/arch/s390/include/uapi/asm/kvm_perf.h differs from kernel" >&2 )) || true
 422         @(test -f ../../arch/s390/include/uapi/asm/sie.h && ( \
 423         (diff -B ../arch/s390/include/uapi/asm/sie.h ../../arch/s390/include/uapi/asm/sie.h >/dev/null) \
 424         || echo "Warning: tools/arch/s390/include/uapi/asm/sie.h differs from kernel" >&2 )) || true
 425         @(test -f ../../arch/arm/include/uapi/asm/kvm.h && ( \
 426         (diff -B ../arch/arm/include/uapi/asm/kvm.h ../../arch/arm/include/uapi/asm/kvm.h >/dev/null) \
 427         || echo "Warning: tools/arch/arm/include/uapi/asm/kvm.h differs from kernel" >&2 )) || true
 428         @(test -f ../../arch/arm64/include/uapi/asm/kvm.h && ( \
 429         (diff -B ../arch/arm64/include/uapi/asm/kvm.h ../../arch/arm64/include/uapi/asm/kvm.h >/dev/null) \
 430         || echo "Warning: tools/arch/arm64/include/uapi/asm/kvm.h differs from kernel" >&2 )) || true
 431         @(test -f ../../include/asm-generic/bitops/arch_hweight.h && ( \
 432         (diff -B ../include/asm-generic/bitops/arch_hweight.h ../../include/asm-generic/bitops/arch_hweight.h >/dev/null) \
 433         || echo "Warning: tools/include/asm-generic/bitops/arch_hweight.h differs from kernel" >&2 )) || true
 434         @(test -f ../../include/asm-generic/bitops/const_hweight.h && ( \
 435         (diff -B ../include/asm-generic/bitops/const_hweight.h ../../include/asm-generic/bitops/const_hweight.h >/dev/null) \
 436         || echo "Warning: tools/include/asm-generic/bitops/const_hweight.h differs from kernel" >&2 )) || true
 437         @(test -f ../../include/asm-generic/bitops/__fls.h && ( \
 438         (diff -B ../include/asm-generic/bitops/__fls.h ../../include/asm-generic/bitops/__fls.h >/dev/null) \
 439         || echo "Warning: tools/include/asm-generic/bitops/__fls.h differs from kernel" >&2 )) || true
 440         @(test -f ../../include/asm-generic/bitops/fls.h && ( \
 441         (diff -B ../include/asm-generic/bitops/fls.h ../../include/asm-generic/bitops/fls.h >/dev/null) \
 442         || echo "Warning: tools/include/asm-generic/bitops/fls.h differs from kernel" >&2 )) || true
 443         @(test -f ../../include/asm-generic/bitops/fls64.h && ( \
 444         (diff -B ../include/asm-generic/bitops/fls64.h ../../include/asm-generic/bitops/fls64.h >/dev/null) \
 445         || echo "Warning: tools/include/asm-generic/bitops/fls64.h differs from kernel" >&2 )) || true
 446         @(test -f ../../include/linux/coresight-pmu.h && ( \
 447         (diff -B ../include/linux/coresight-pmu.h ../../include/linux/coresight-pmu.h >/dev/null) \
 448         || echo "Warning: tools/include/linux/coresight-pmu.h differs from kernel" >&2 )) || true
 449         @(test -f ../../include/uapi/asm-generic/mman-common.h && ( \
 450         (diff -B ../include/uapi/asm-generic/mman-common.h ../../include/uapi/asm-generic/mman-common.h >/dev/null) \
 451         || echo "Warning: tools/include/uapi/asm-generic/mman-common.h differs from kernel" >&2 )) || true
 452         @(test -f ../../include/uapi/asm-generic/mman.h && ( \
 453         (diff -B -I "^#include <\(uapi/\)*asm-generic/mman-common.h>$$" ../include/uapi/asm-generic/mman.h ../../include/uapi/asm-generic/mman.h >/dev/null) \
 454         || echo "Warning: tools/include/uapi/asm-generic/mman.h differs from kernel" >&2 )) || true
 455         @(test -f ../../include/uapi/linux/mman.h && ( \
 456         (diff -B -I "^#include <\(uapi/\)*asm/mman.h>$$" ../include/uapi/linux/mman.h ../../include/uapi/linux/mman.h >/dev/null) \
 457         || echo "Warning: tools/include/uapi/linux/mman.h differs from kernel" >&2 )) || true
 458         $(Q)$(MAKE) $(build)=perf
 459
 460 $(JEVENTS_IN): FORCE
 461         $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=pmu-events obj=jevents
 462
 463 $(JEVENTS): $(JEVENTS_IN)
 464         $(QUIET_LINK)$(HOSTCC) $(JEVENTS_IN) -o $@
 465
 466 $(PMU_EVENTS_IN): $(JEVENTS) FORCE
 467         $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=pmu-events obj=pmu-events
 468
 469 $(OUTPUT)perf: $(PERFLIBS) $(PERF_IN) $(PMU_EVENTS_IN) $(LIBTRACEEVENT_DYNAMIC_LIST)
 470         $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $(LIBTRACEEVENT_DYNAMIC_LIST_LDFLAGS) \
 471                 $(PERF_IN) $(PMU_EVENTS_IN) $(LIBS) -o $@
 472
 473 $(GTK_IN): fixdep FORCE
 474         $(Q)$(MAKE) $(build)=gtk
 475
 476 $(OUTPUT)libperf-gtk.so: $(GTK_IN) $(PERFLIBS)
 477         $(QUIET_LINK)$(CC) -o $@ -shared $(LDFLAGS) $(filter %.o,$^) $(GTK_LIBS)
 478
 479 $(OUTPUT)common-cmds.h: util/generate-cmdlist.sh command-list.txt
 480
 481 $(OUTPUT)common-cmds.h: $(wildcard Documentation/perf-*.txt)
 482         $(QUIET_GEN). util/generate-cmdlist.sh > $@+ && mv $@+ $@
 483
 484 $(SCRIPTS) : % : %.sh
 485         $(QUIET_GEN)$(INSTALL) '$@.sh' '$(OUTPUT)$@'
 486
 487 # These can record PERF_VERSION
 488 perf.spec $(SCRIPTS) \
 489         : $(OUTPUT)PERF-VERSION-FILE
 490
 491 .SUFFIXES:
 492
 493 #
 494 # If a target does not match any of the later rules then prefix it by $(OUTPUT)
 495 # This makes targets like 'make O=/tmp/perf perf.o' work in a natural way.
 496 #
 497 ifneq ($(OUTPUT),)
 498 %.o: $(OUTPUT)%.o
 499         @echo "    # Redirected target $@ => $(OUTPUT)$@"
 500 pmu-events/%.o: $(OUTPUT)pmu-events/%.o
 501         @echo "    # Redirected target $@ => $(OUTPUT)$@"
 502 util/%.o: $(OUTPUT)util/%.o
 503         @echo "    # Redirected target $@ => $(OUTPUT)$@"
 504 bench/%.o: $(OUTPUT)bench/%.o
 505         @echo "    # Redirected target $@ => $(OUTPUT)$@"
 506 tests/%.o: $(OUTPUT)tests/%.o
 507         @echo "    # Redirected target $@ => $(OUTPUT)$@"
 508 endif
 509
 510 # These two need to be here so that when O= is not used they take precedence
 511 # over the general rule for .o
 512
 513 # get relative building directory (to $(OUTPUT))
 514 # and '.' if it's $(OUTPUT) itself
 515 __build-dir = $(subst $(OUTPUT),,$(dir $@))
 516 build-dir   = $(if $(__build-dir),$(__build-dir),.)
 517
 518 prepare: $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)common-cmds.h fixdep archheaders
 519
 520 $(OUTPUT)%.o: %.c prepare FORCE
 521         $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
 522
 523 $(OUTPUT)%.i: %.c prepare FORCE
 524         $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
 525
 526 $(OUTPUT)%.s: %.c prepare FORCE
 527         $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
 528
 529 $(OUTPUT)%-bison.o: %.c prepare FORCE
 530         $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
 531
 532 $(OUTPUT)%-flex.o: %.c prepare FORCE
 533         $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
 534
 535 $(OUTPUT)%.o: %.S prepare FORCE
 536         $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
 537
 538 $(OUTPUT)%.i: %.S prepare FORCE
 539         $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
 540
 541 $(OUTPUT)perf-%: %.o $(PERFLIBS)
 542         $(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $(LDFLAGS) $(filter %.o,$^) $(LIBS)
 543
 544 ifndef NO_PERF_READ_VDSO32
 545 $(OUTPUT)perf-read-vdso32: perf-read-vdso.c util/find-vdso-map.c
 546         $(QUIET_CC)$(CC) -m32 $(filter -static,$(LDFLAGS)) -Wall -Werror -o $@ perf-read-vdso.c
 547 endif
 548
 549 ifndef NO_PERF_READ_VDSOX32
 550 $(OUTPUT)perf-read-vdsox32: perf-read-vdso.c util/find-vdso-map.c
 551         $(QUIET_CC)$(CC) -mx32 $(filter -static,$(LDFLAGS)) -Wall -Werror -o $@ perf-read-vdso.c
 552 endif
 553
 554 $(patsubst perf-%,%.o,$(PROGRAMS)): $(wildcard */*.h)
 555
 556 LIBPERF_IN := $(OUTPUT)libperf-in.o
 557
 558 $(LIBPERF_IN): prepare fixdep FORCE
 559         $(Q)$(MAKE) $(build)=libperf
 560
 561 $(LIB_FILE): $(LIBPERF_IN)
 562         $(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(LIBPERF_IN) $(LIB_OBJS)
 563
 564 LIBTRACEEVENT_FLAGS += plugin_dir=$(plugindir_SQ)
 565
 566 $(LIBTRACEEVENT): fixdep FORCE
 567         $(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) $(OUTPUT)libtraceevent.a
 568
 569 libtraceevent_plugins: fixdep FORCE
 570         $(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) plugins
 571
 572 $(LIBTRACEEVENT_DYNAMIC_LIST): libtraceevent_plugins
 573         $(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) $(OUTPUT)libtraceevent-dynamic-list
 574
 575 $(LIBTRACEEVENT)-clean:
 576         $(call QUIET_CLEAN, libtraceevent)
 577         $(Q)$(MAKE) -C $(TRACE_EVENT_DIR) O=$(OUTPUT) clean >/dev/null
 578
 579 install-traceevent-plugins: libtraceevent_plugins
 580         $(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) install_plugins
 581
 582 $(LIBAPI): fixdep FORCE
 583         $(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) $(OUTPUT)libapi.a
 584
 585 $(LIBAPI)-clean:
 586         $(call QUIET_CLEAN, libapi)
 587         $(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) clean >/dev/null
 588
 589 $(LIBBPF): fixdep FORCE
 590         $(Q)$(MAKE) -C $(BPF_DIR) O=$(OUTPUT) $(OUTPUT)libbpf.a FEATURES_DUMP=$(FEATURE_DUMP_EXPORT)
 591
 592 $(LIBBPF)-clean:
 593         $(call QUIET_CLEAN, libbpf)
 594         $(Q)$(MAKE) -C $(BPF_DIR) O=$(OUTPUT) clean >/dev/null
 595
 596 $(LIBSUBCMD): fixdep FORCE
 597         $(Q)$(MAKE) -C $(SUBCMD_DIR) O=$(OUTPUT) $(OUTPUT)libsubcmd.a
 598
 599 $(LIBSUBCMD)-clean:
 600         $(call QUIET_CLEAN, libsubcmd)
 601         $(Q)$(MAKE) -C $(SUBCMD_DIR) O=$(OUTPUT) clean
 602
 603 help:
 604         @echo 'Perf make targets:'
 605         @echo '  doc            - make *all* documentation (see below)'
 606         @echo '  man            - make manpage documentation (access with man <foo>)'
 607         @echo '  html           - make html documentation'
 608         @echo '  info           - make GNU info documentation (access with info <foo>)'
 609         @echo '  pdf            - make pdf documentation'
 610         @echo '  TAGS           - use etags to make tag information for source browsing'
 611         @echo '  tags           - use ctags to make tag information for source browsing'
 612         @echo '  cscope - use cscope to make interactive browsing database'
 613         @echo ''
 614         @echo 'Perf install targets:'
 615         @echo '  NOTE: documentation build requires asciidoc, xmlto packages to be installed'
 616         @echo '  HINT: use "prefix" or "DESTDIR" to install to a particular'
 617         @echo '        path like "make prefix=/usr/local install install-doc"'
 618         @echo '  install        - install compiled binaries'
 619         @echo '  install-doc    - install *all* documentation'
 620         @echo '  install-man    - install manpage documentation'
 621         @echo '  install-html   - install html documentation'
 622         @echo '  install-info   - install GNU info documentation'
 623         @echo '  install-pdf    - install pdf documentation'
 624         @echo ''
 625         @echo '  quick-install-doc      - alias for quick-install-man'
 626         @echo '  quick-install-man      - install the documentation quickly'
 627         @echo '  quick-install-html     - install the html documentation quickly'
 628         @echo ''
 629         @echo 'Perf maintainer targets:'
 630         @echo '  clean                  - clean all binary objects and build output'
 631
 632
 633 DOC_TARGETS := doc man html info pdf
 634
 635 INSTALL_DOC_TARGETS := $(patsubst %,install-%,$(DOC_TARGETS)) try-install-man
 636 INSTALL_DOC_TARGETS += quick-install-doc quick-install-man quick-install-html
 637
 638 # 'make doc' should call 'make -C Documentation all'
 639 $(DOC_TARGETS):
 640         $(QUIET_SUBDIR0)Documentation $(QUIET_SUBDIR1) $(@:doc=all)
 641
 642 TAG_FOLDERS= . ../lib ../include
 643 TAG_FILES= ../../include/uapi/linux/perf_event.h
 644
 645 TAGS:
 646         $(QUIET_GEN)$(RM) TAGS; \
 647         $(FIND) $(TAG_FOLDERS) -name '*.[hcS]' -print | xargs etags -a $(TAG_FILES)
 648
 649 tags:
 650         $(QUIET_GEN)$(RM) tags; \
 651         $(FIND) $(TAG_FOLDERS) -name '*.[hcS]' -print | xargs ctags -a $(TAG_FILES)
 652
 653 cscope:
 654         $(QUIET_GEN)$(RM) cscope*; \
 655         $(FIND) $(TAG_FOLDERS) -name '*.[hcS]' -print | xargs cscope -b $(TAG_FILES)
 656
 657 ### Testing rules
 658
 659 # GNU make supports exporting all variables by "export" without parameters.
 660 # However, the environment gets quite big, and some programs have problems
 661 # with that.
 662
 663 check: $(OUTPUT)common-cmds.h
 664         if sparse; \
 665         then \
 666                 for i in *.c */*.c; \
 667                 do \
 668                         sparse $(CFLAGS) $(SPARSE_FLAGS) $$i || exit; \
 669                 done; \
 670         else \
 671                 exit 1; \
 672         fi
 673
 674 ### Installation rules
 675
 676 install-gtk:
 677
 678 install-tools: all install-gtk
 679         $(call QUIET_INSTALL, binaries) \
 680                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(bindir_SQ)'; \
 681                 $(INSTALL) $(OUTPUT)perf '$(DESTDIR_SQ)$(bindir_SQ)'; \
 682                 $(LN) '$(DESTDIR_SQ)$(bindir_SQ)/perf' '$(DESTDIR_SQ)$(bindir_SQ)/trace'
 683 ifndef NO_PERF_READ_VDSO32
 684         $(call QUIET_INSTALL, perf-read-vdso32) \
 685                 $(INSTALL) $(OUTPUT)perf-read-vdso32 '$(DESTDIR_SQ)$(bindir_SQ)';
 686 endif
 687 ifndef NO_PERF_READ_VDSOX32
 688         $(call QUIET_INSTALL, perf-read-vdsox32) \
 689                 $(INSTALL) $(OUTPUT)perf-read-vdsox32 '$(DESTDIR_SQ)$(bindir_SQ)';
 690 endif
 691         $(call QUIET_INSTALL, libexec) \
 692                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'
 693         $(call QUIET_INSTALL, perf-archive) \
 694                 $(INSTALL) $(OUTPUT)perf-archive -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'
 695         $(call QUIET_INSTALL, perf-with-kcore) \
 696                 $(INSTALL) $(OUTPUT)perf-with-kcore -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'
 697 ifndef NO_LIBAUDIT
 698         $(call QUIET_INSTALL, strace/groups) \
 699                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(STRACE_GROUPS_INSTDIR_SQ)'; \
 700                 $(INSTALL) trace/strace/groups/* -t '$(DESTDIR_SQ)$(STRACE_GROUPS_INSTDIR_SQ)'
 701 endif
 702 ifndef NO_LIBPERL
 703         $(call QUIET_INSTALL, perl-scripts) \
 704                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/Perf-Trace-Util/lib/Perf/Trace'; \
 705                 $(INSTALL) scripts/perl/Perf-Trace-Util/lib/Perf/Trace/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/Perf-Trace-Util/lib/Perf/Trace'; \
 706                 $(INSTALL) scripts/perl/*.pl -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl'; \
 707                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/bin'; \
 708                 $(INSTALL) scripts/perl/bin/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/bin'
 709 endif
 710 ifndef NO_LIBPYTHON
 711         $(call QUIET_INSTALL, python-scripts) \
 712                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/Perf-Trace-Util/lib/Perf/Trace'; \
 713                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/bin'; \
 714                 $(INSTALL) scripts/python/Perf-Trace-Util/lib/Perf/Trace/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/Perf-Trace-Util/lib/Perf/Trace'; \
 715                 $(INSTALL) scripts/python/*.py -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python'; \
 716                 $(INSTALL) scripts/python/bin/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/bin'
 717 endif
 718         $(call QUIET_INSTALL, perf_completion-script) \
 719                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(sysconfdir_SQ)/bash_completion.d'; \
 720                 $(INSTALL) perf-completion.sh '$(DESTDIR_SQ)$(sysconfdir_SQ)/bash_completion.d/perf'
 721         $(call QUIET_INSTALL, perf-tip) \
 722                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(tip_instdir_SQ)'; \
 723                 $(INSTALL) Documentation/tips.txt -t '$(DESTDIR_SQ)$(tip_instdir_SQ)'
 724
 725 install-tests: all install-gtk
 726         $(call QUIET_INSTALL, tests) \
 727                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests'; \
 728                 $(INSTALL) tests/attr.py '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests'; \
 729                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/attr'; \
 730                 $(INSTALL) tests/attr/* '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/attr'
 731
 732 install-bin: install-tools install-tests install-traceevent-plugins
 733
 734 install: install-bin try-install-man
 735
 736 install-python_ext:
 737         $(PYTHON_WORD) util/setup.py --quiet install --root='/$(DESTDIR_SQ)'
 738
 739 # 'make install-doc' should call 'make -C Documentation install'
 740 $(INSTALL_DOC_TARGETS):
 741         $(QUIET_SUBDIR0)Documentation $(QUIET_SUBDIR1) $(@:-doc=)
 742
 743 ### Cleaning rules
 744
 745 #
 746 # This is here, not in Makefile.config, because Makefile.config does
 747 # not get included for the clean target:
 748 #
 749 config-clean:
 750         $(call QUIET_CLEAN, config)
 751         $(Q)$(MAKE) -C $(srctree)/tools/build/feature/ $(if $(OUTPUT),OUTPUT=$(OUTPUT)feature/,) clean >/dev/null
 752
 753 clean:: $(LIBTRACEEVENT)-clean $(LIBAPI)-clean $(LIBBPF)-clean $(LIBSUBCMD)-clean config-clean
 754         $(call QUIET_CLEAN, core-objs)  $(RM) $(LIB_FILE) $(OUTPUT)perf-archive $(OUTPUT)perf-with-kcore $(LANG_BINDINGS)
 755         $(Q)find $(if $(OUTPUT),$(OUTPUT),.) -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete
 756         $(Q)$(RM) $(OUTPUT).config-detected
 757         $(call QUIET_CLEAN, core-progs) $(RM) $(ALL_PROGRAMS) perf perf-read-vdso32 perf-read-vdsox32 $(OUTPUT)pmu-events/jevents
 758         $(call QUIET_CLEAN, core-gen)   $(RM)  *.spec *.pyc *.pyo */*.pyc */*.pyo $(OUTPUT)common-cmds.h TAGS tags cscope* $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)FEATURE-DUMP $(OUTPUT)util/*-bison* $(OUTPUT)util/*-flex* \
 759                 $(OUTPUT)util/intel-pt-decoder/inat-tables.c $(OUTPUT)fixdep \
 760                 $(OUTPUT)tests/llvm-src-{base,kbuild,prologue,relocation}.c \
 761                 $(OUTPUT)pmu-events/pmu-events.c
 762         $(QUIET_SUBDIR0)Documentation $(QUIET_SUBDIR1) clean
 763         $(python-clean)
 764
 765 #
 766 # To provide FEATURE-DUMP into $(FEATURE_DUMP_COPY)
 767 # file if defined, with no further action.
 768 feature-dump:
 769 ifdef FEATURE_DUMP_COPY
 770         @cp $(OUTPUT)FEATURE-DUMP $(FEATURE_DUMP_COPY)
 771         @echo "FEATURE-DUMP file copied into $(FEATURE_DUMP_COPY)"
 772 else
 773         @echo "FEATURE-DUMP file available in $(OUTPUT)FEATURE-DUMP"
 774 endif
 775
 776 #
 777 # Trick: if ../../.git does not exist - we are building out of tree for example,
 778 # then force version regeneration:
 779 #
 780 ifeq ($(wildcard ../../.git/HEAD),)
 781     GIT-HEAD-PHONY = ../../.git/HEAD
 782 else
 783     GIT-HEAD-PHONY =
 784 endif
 785
 786 FORCE:
 787
 788 .PHONY: all install clean config-clean strip install-gtk
 789 .PHONY: shell_compatibility_test please_set_SHELL_PATH_to_a_more_modern_shell
 790 .PHONY: $(GIT-HEAD-PHONY) TAGS tags cscope FORCE prepare
 791 .PHONY: libtraceevent_plugins archheaders
 792