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 PKG_CONFIG = $(CROSS_COMPILE)pkg-config
 148
 149 RM      = rm -f
 150 LN      = ln -f
 151 MKDIR   = mkdir
 152 FIND    = find
 153 INSTALL = install
 154 FLEX    = flex
 155 BISON   = bison
 156 STRIP   = strip
 157 AWK     = awk
 158
 159 LIB_DIR         = $(srctree)/tools/lib/api/
 160 TRACE_EVENT_DIR = $(srctree)/tools/lib/traceevent/
 161 BPF_DIR         = $(srctree)/tools/lib/bpf/
 162 SUBCMD_DIR      = $(srctree)/tools/lib/subcmd/
 163
 164 # include Makefile.config by default and rule out
 165 # non-config cases
 166 config := 1
 167
 168 NON_CONFIG_TARGETS := clean TAGS tags cscope help install-doc
 169
 170 ifdef MAKECMDGOALS
 171 ifeq ($(filter-out $(NON_CONFIG_TARGETS),$(MAKECMDGOALS)),)
 172   config := 0
 173 endif
 174 endif
 175
 176 # Set FEATURE_TESTS to 'all' so all possible feature checkers are executed.
 177 # Without this setting the output feature dump file misses some features, for
 178 # example, liberty. Select all checkers so we won't get an incomplete feature
 179 # dump file.
 180 ifeq ($(config),1)
 181 ifdef MAKECMDGOALS
 182 ifeq ($(filter feature-dump,$(MAKECMDGOALS)),feature-dump)
 183 FEATURE_TESTS := all
 184 endif
 185 endif
 186 include Makefile.config
 187 endif
 188
 189 ifeq ($(config),0)
 190 include $(srctree)/tools/scripts/Makefile.arch
 191 -include arch/$(ARCH)/Makefile
 192 endif
 193
 194 # The FEATURE_DUMP_EXPORT holds location of the actual
 195 # FEATURE_DUMP file to be used to bypass feature detection
 196 # (for bpf or any other subproject)
 197 ifeq ($(FEATURES_DUMP),)
 198 FEATURE_DUMP_EXPORT := $(realpath $(OUTPUT)FEATURE-DUMP)
 199 else
 200 FEATURE_DUMP_EXPORT := $(FEATURES_DUMP)
 201 endif
 202
 203 export prefix bindir sharedir sysconfdir DESTDIR
 204
 205 # sparse is architecture-neutral, which means that we need to tell it
 206 # explicitly what architecture to check for. Fix this up for yours..
 207 SPARSE_FLAGS = -D__BIG_ENDIAN__ -D__powerpc__
 208
 209 # Guard against environment variables
 210 PYRF_OBJS =
 211 SCRIPT_SH =
 212
 213 SCRIPT_SH += perf-archive.sh
 214 SCRIPT_SH += perf-with-kcore.sh
 215
 216 grep-libs = $(filter -l%,$(1))
 217 strip-libs = $(filter-out -l%,$(1))
 218
 219 ifneq ($(OUTPUT),)
 220   TE_PATH=$(OUTPUT)
 221   BPF_PATH=$(OUTPUT)
 222   SUBCMD_PATH=$(OUTPUT)
 223 ifneq ($(subdir),)
 224   API_PATH=$(OUTPUT)/../lib/api/
 225 else
 226   API_PATH=$(OUTPUT)
 227 endif
 228 else
 229   TE_PATH=$(TRACE_EVENT_DIR)
 230   API_PATH=$(LIB_DIR)
 231   BPF_PATH=$(BPF_DIR)
 232   SUBCMD_PATH=$(SUBCMD_DIR)
 233 endif
 234
 235 LIBTRACEEVENT = $(TE_PATH)libtraceevent.a
 236 export LIBTRACEEVENT
 237
 238 LIBTRACEEVENT_DYNAMIC_LIST = $(TE_PATH)libtraceevent-dynamic-list
 239 LIBTRACEEVENT_DYNAMIC_LIST_LDFLAGS = -Xlinker --dynamic-list=$(LIBTRACEEVENT_DYNAMIC_LIST)
 240
 241 LIBAPI = $(API_PATH)libapi.a
 242 export LIBAPI
 243
 244 LIBBPF = $(BPF_PATH)libbpf.a
 245
 246 LIBSUBCMD = $(SUBCMD_PATH)libsubcmd.a
 247
 248 # python extension build directories
 249 PYTHON_EXTBUILD     := $(OUTPUT)python_ext_build/
 250 PYTHON_EXTBUILD_LIB := $(PYTHON_EXTBUILD)lib/
 251 PYTHON_EXTBUILD_TMP := $(PYTHON_EXTBUILD)tmp/
 252 export PYTHON_EXTBUILD_LIB PYTHON_EXTBUILD_TMP
 253
 254 python-clean := $(call QUIET_CLEAN, python) $(RM) -r $(PYTHON_EXTBUILD) $(OUTPUT)python/perf.so
 255
 256 PYTHON_EXT_SRCS := $(shell grep -v ^\# util/python-ext-sources)
 257 PYTHON_EXT_DEPS := util/python-ext-sources util/setup.py $(LIBTRACEEVENT) $(LIBAPI)
 258
 259 $(OUTPUT)python/perf.so: $(PYTHON_EXT_SRCS) $(PYTHON_EXT_DEPS) $(LIBTRACEEVENT_DYNAMIC_LIST)
 260         $(QUIET_GEN)LDSHARED="$(CC) -pthread -shared" \
 261         CFLAGS='$(CFLAGS)' LDFLAGS='$(LDFLAGS) $(LIBTRACEEVENT_DYNAMIC_LIST_LDFLAGS)' \
 262           $(PYTHON_WORD) util/setup.py \
 263           --quiet build_ext; \
 264         mkdir -p $(OUTPUT)python && \
 265         cp $(PYTHON_EXTBUILD_LIB)perf.so $(OUTPUT)python/
 266 #
 267 # No Perl scripts right now:
 268 #
 269
 270 SCRIPTS = $(patsubst %.sh,%,$(SCRIPT_SH))
 271
 272 PROGRAMS += $(OUTPUT)perf
 273
 274 ifndef NO_PERF_READ_VDSO32
 275 PROGRAMS += $(OUTPUT)perf-read-vdso32
 276 endif
 277
 278 ifndef NO_PERF_READ_VDSOX32
 279 PROGRAMS += $(OUTPUT)perf-read-vdsox32
 280 endif
 281
 282 # what 'all' will build and 'install' will install, in perfexecdir
 283 ALL_PROGRAMS = $(PROGRAMS) $(SCRIPTS)
 284
 285 # what 'all' will build but not install in perfexecdir
 286 OTHER_PROGRAMS = $(OUTPUT)perf
 287
 288 # Set paths to tools early so that they can be used for version tests.
 289 ifndef SHELL_PATH
 290   SHELL_PATH = /bin/sh
 291 endif
 292 ifndef PERL_PATH
 293   PERL_PATH = /usr/bin/perl
 294 endif
 295
 296 export PERL_PATH
 297
 298 LIB_FILE=$(OUTPUT)libperf.a
 299
 300 PERFLIBS = $(LIB_FILE) $(LIBAPI) $(LIBTRACEEVENT) $(LIBSUBCMD)
 301 ifndef NO_LIBBPF
 302   PERFLIBS += $(LIBBPF)
 303 endif
 304
 305 # We choose to avoid "if .. else if .. else .. endif endif"
 306 # because maintaining the nesting to match is a pain.  If
 307 # we had "elif" things would have been much nicer...
 308
 309 ifneq ($(OUTPUT),)
 310   CFLAGS += -I$(OUTPUT)
 311 endif
 312
 313 ifndef NO_GTK2
 314   ALL_PROGRAMS += $(OUTPUT)libperf-gtk.so
 315   GTK_IN := $(OUTPUT)gtk-in.o
 316
 317 install-gtk: $(OUTPUT)libperf-gtk.so
 318         $(call QUIET_INSTALL, 'GTK UI') \
 319                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(libdir_SQ)'; \
 320                 $(INSTALL) $(OUTPUT)libperf-gtk.so '$(DESTDIR_SQ)$(libdir_SQ)'
 321 endif
 322
 323 ifdef ASCIIDOC8
 324   export ASCIIDOC8
 325 endif
 326
 327 LIBS = -Wl,--whole-archive $(PERFLIBS) -Wl,--no-whole-archive -Wl,--start-group $(EXTLIBS) -Wl,--end-group
 328
 329 export INSTALL SHELL_PATH
 330
 331 ### Build rules
 332
 333 SHELL = $(SHELL_PATH)
 334
 335 all: shell_compatibility_test $(ALL_PROGRAMS) $(LANG_BINDINGS) $(OTHER_PROGRAMS)
 336
 337 please_set_SHELL_PATH_to_a_more_modern_shell:
 338         $(Q)$$(:)
 339
 340 shell_compatibility_test: please_set_SHELL_PATH_to_a_more_modern_shell
 341
 342 strip: $(PROGRAMS) $(OUTPUT)perf
 343         $(STRIP) $(STRIP_OPTS) $(PROGRAMS) $(OUTPUT)perf
 344
 345 PERF_IN := $(OUTPUT)perf-in.o
 346
 347 export srctree OUTPUT RM CC LD AR CFLAGS V BISON FLEX AWK
 348 include $(srctree)/tools/build/Makefile.include
 349
 350 $(PERF_IN): prepare FORCE
 351         @(test -f ../../include/uapi/linux/perf_event.h && ( \
 352         (diff -B ../include/uapi/linux/perf_event.h ../../include/uapi/linux/perf_event.h >/dev/null) \
 353         || echo "Warning: tools/include/uapi/linux/perf_event.h differs from kernel" >&2 )) || true
 354         @(test -f ../../include/linux/hash.h && ( \
 355         (diff -B ../include/linux/hash.h ../../include/linux/hash.h >/dev/null) \
 356         || echo "Warning: tools/include/linux/hash.h differs from kernel" >&2 )) || true
 357         @(test -f ../../include/uapi/linux/hw_breakpoint.h && ( \
 358         (diff -B ../include/uapi/linux/hw_breakpoint.h ../../include/uapi/linux/hw_breakpoint.h >/dev/null) \
 359         || echo "Warning: tools/include/uapi/linux/hw_breakpoint.h differs from kernel" >&2 )) || true
 360         @(test -f ../../arch/x86/include/asm/disabled-features.h && ( \
 361         (diff -B ../arch/x86/include/asm/disabled-features.h ../../arch/x86/include/asm/disabled-features.h >/dev/null) \
 362         || echo "Warning: tools/arch/x86/include/asm/disabled-features.h differs from kernel" >&2 )) || true
 363         @(test -f ../../arch/x86/include/asm/required-features.h && ( \
 364         (diff -B ../arch/x86/include/asm/required-features.h ../../arch/x86/include/asm/required-features.h >/dev/null) \
 365         || echo "Warning: tools/arch/x86/include/asm/required-features.h differs from kernel" >&2 )) || true
 366         @(test -f ../../arch/x86/include/asm/cpufeatures.h && ( \
 367         (diff -B ../arch/x86/include/asm/cpufeatures.h ../../arch/x86/include/asm/cpufeatures.h >/dev/null) \
 368         || echo "Warning: tools/arch/x86/include/asm/cpufeatures.h differs from kernel" >&2 )) || true
 369         @(test -f ../../arch/x86/lib/memcpy_64.S && ( \
 370         (diff -B ../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memcpy_64.S >/dev/null) \
 371         || echo "Warning: tools/arch/x86/lib/memcpy_64.S differs from kernel" >&2 )) || true
 372         @(test -f ../../arch/x86/lib/memset_64.S && ( \
 373         (diff -B ../arch/x86/lib/memset_64.S ../../arch/x86/lib/memset_64.S >/dev/null) \
 374         || echo "Warning: tools/arch/x86/lib/memset_64.S differs from kernel" >&2 )) || true
 375         @(test -f ../../arch/arm/include/uapi/asm/perf_regs.h && ( \
 376         (diff -B ../arch/arm/include/uapi/asm/perf_regs.h ../../arch/arm/include/uapi/asm/perf_regs.h >/dev/null) \
 377         || echo "Warning: tools/arch/arm/include/uapi/asm/perf_regs.h differs from kernel" >&2 )) || true
 378         @(test -f ../../arch/arm64/include/uapi/asm/perf_regs.h && ( \
 379         (diff -B ../arch/arm64/include/uapi/asm/perf_regs.h ../../arch/arm64/include/uapi/asm/perf_regs.h >/dev/null) \
 380         || echo "Warning: tools/arch/arm64/include/uapi/asm/perf_regs.h differs from kernel" >&2 )) || true
 381         @(test -f ../../arch/powerpc/include/uapi/asm/perf_regs.h && ( \
 382         (diff -B ../arch/powerpc/include/uapi/asm/perf_regs.h ../../arch/powerpc/include/uapi/asm/perf_regs.h >/dev/null) \
 383         || echo "Warning: tools/arch/powerpc/include/uapi/asm/perf_regs.h differs from kernel" >&2 )) || true
 384         @(test -f ../../arch/x86/include/uapi/asm/perf_regs.h && ( \
 385         (diff -B ../arch/x86/include/uapi/asm/perf_regs.h ../../arch/x86/include/uapi/asm/perf_regs.h >/dev/null) \
 386         || echo "Warning: tools/arch/x86/include/uapi/asm/perf_regs.h differs from kernel" >&2 )) || true
 387         @(test -f ../../arch/x86/include/uapi/asm/kvm.h && ( \
 388         (diff -B ../arch/x86/include/uapi/asm/kvm.h ../../arch/x86/include/uapi/asm/kvm.h >/dev/null) \
 389         || echo "Warning: tools/arch/x86/include/uapi/asm/kvm.h differs from kernel" >&2 )) || true
 390         @(test -f ../../arch/x86/include/uapi/asm/kvm_perf.h && ( \
 391         (diff -B ../arch/x86/include/uapi/asm/kvm_perf.h ../../arch/x86/include/uapi/asm/kvm_perf.h >/dev/null) \
 392         || echo "Warning: tools/arch/x86/include/uapi/asm/kvm_perf.h differs from kernel" >&2 )) || true
 393         @(test -f ../../arch/x86/include/uapi/asm/svm.h && ( \
 394         (diff -B ../arch/x86/include/uapi/asm/svm.h ../../arch/x86/include/uapi/asm/svm.h >/dev/null) \
 395         || echo "Warning: tools/arch/x86/include/uapi/asm/svm.h differs from kernel" >&2 )) || true
 396         @(test -f ../../arch/x86/include/uapi/asm/vmx.h && ( \
 397         (diff -B ../arch/x86/include/uapi/asm/vmx.h ../../arch/x86/include/uapi/asm/vmx.h >/dev/null) \
 398         || echo "Warning: tools/arch/x86/include/uapi/asm/vmx.h differs from kernel" >&2 )) || true
 399         @(test -f ../../arch/powerpc/include/uapi/asm/kvm.h && ( \
 400         (diff -B ../arch/powerpc/include/uapi/asm/kvm.h ../../arch/powerpc/include/uapi/asm/kvm.h >/dev/null) \
 401         || echo "Warning: tools/arch/powerpc/include/uapi/asm/kvm.h differs from kernel" >&2 )) || true
 402         @(test -f ../../arch/s390/include/uapi/asm/kvm.h && ( \
 403         (diff -B ../arch/s390/include/uapi/asm/kvm.h ../../arch/s390/include/uapi/asm/kvm.h >/dev/null) \
 404         || echo "Warning: tools/arch/s390/include/uapi/asm/kvm.h differs from kernel" >&2 )) || true
 405         @(test -f ../../arch/s390/include/uapi/asm/kvm_perf.h && ( \
 406         (diff -B ../arch/s390/include/uapi/asm/kvm_perf.h ../../arch/s390/include/uapi/asm/kvm_perf.h >/dev/null) \
 407         || echo "Warning: tools/arch/s390/include/uapi/asm/kvm_perf.h differs from kernel" >&2 )) || true
 408         @(test -f ../../arch/s390/include/uapi/asm/sie.h && ( \
 409         (diff -B ../arch/s390/include/uapi/asm/sie.h ../../arch/s390/include/uapi/asm/sie.h >/dev/null) \
 410         || echo "Warning: tools/arch/s390/include/uapi/asm/sie.h differs from kernel" >&2 )) || true
 411         @(test -f ../../arch/arm/include/uapi/asm/kvm.h && ( \
 412         (diff -B ../arch/arm/include/uapi/asm/kvm.h ../../arch/arm/include/uapi/asm/kvm.h >/dev/null) \
 413         || echo "Warning: tools/arch/arm/include/uapi/asm/kvm.h differs from kernel" >&2 )) || true
 414         @(test -f ../../arch/arm64/include/uapi/asm/kvm.h && ( \
 415         (diff -B ../arch/arm64/include/uapi/asm/kvm.h ../../arch/arm64/include/uapi/asm/kvm.h >/dev/null) \
 416         || echo "Warning: tools/arch/arm64/include/uapi/asm/kvm.h differs from kernel" >&2 )) || true
 417         @(test -f ../../include/asm-generic/bitops/arch_hweight.h && ( \
 418         (diff -B ../include/asm-generic/bitops/arch_hweight.h ../../include/asm-generic/bitops/arch_hweight.h >/dev/null) \
 419         || echo "Warning: tools/include/asm-generic/bitops/arch_hweight.h differs from kernel" >&2 )) || true
 420         @(test -f ../../include/asm-generic/bitops/const_hweight.h && ( \
 421         (diff -B ../include/asm-generic/bitops/const_hweight.h ../../include/asm-generic/bitops/const_hweight.h >/dev/null) \
 422         || echo "Warning: tools/include/asm-generic/bitops/const_hweight.h differs from kernel" >&2 )) || true
 423         @(test -f ../../include/asm-generic/bitops/__fls.h && ( \
 424         (diff -B ../include/asm-generic/bitops/__fls.h ../../include/asm-generic/bitops/__fls.h >/dev/null) \
 425         || echo "Warning: tools/include/asm-generic/bitops/__fls.h differs from kernel" >&2 )) || true
 426         @(test -f ../../include/asm-generic/bitops/fls.h && ( \
 427         (diff -B ../include/asm-generic/bitops/fls.h ../../include/asm-generic/bitops/fls.h >/dev/null) \
 428         || echo "Warning: tools/include/asm-generic/bitops/fls.h differs from kernel" >&2 )) || true
 429         @(test -f ../../include/asm-generic/bitops/fls64.h && ( \
 430         (diff -B ../include/asm-generic/bitops/fls64.h ../../include/asm-generic/bitops/fls64.h >/dev/null) \
 431         || echo "Warning: tools/include/asm-generic/bitops/fls64.h differs from kernel" >&2 )) || true
 432         @(test -f ../../include/linux/coresight-pmu.h && ( \
 433         (diff -B ../include/linux/coresight-pmu.h ../../include/linux/coresight-pmu.h >/dev/null) \
 434         || echo "Warning: tools/include/linux/coresight-pmu.h differs from kernel" >&2 )) || true
 435         @(test -f ../../include/uapi/asm-generic/mman-common.h && ( \
 436         (diff -B ../include/uapi/asm-generic/mman-common.h ../../include/uapi/asm-generic/mman-common.h >/dev/null) \
 437         || echo "Warning: tools/include/uapi/asm-generic/mman-common.h differs from kernel" >&2 )) || true
 438         @(test -f ../../include/uapi/asm-generic/mman.h && ( \
 439         (diff -B -I "^#include <\(uapi/\)*asm-generic/mman-common.h>$$" ../include/uapi/asm-generic/mman.h ../../include/uapi/asm-generic/mman.h >/dev/null) \
 440         || echo "Warning: tools/include/uapi/asm-generic/mman.h differs from kernel" >&2 )) || true
 441         @(test -f ../../include/uapi/linux/mman.h && ( \
 442         (diff -B -I "^#include <\(uapi/\)*asm/mman.h>$$" ../include/uapi/linux/mman.h ../../include/uapi/linux/mman.h >/dev/null) \
 443         || echo "Warning: tools/include/uapi/linux/mman.h differs from kernel" >&2 )) || true
 444         $(Q)$(MAKE) $(build)=perf
 445
 446 $(OUTPUT)perf: $(PERFLIBS) $(PERF_IN) $(LIBTRACEEVENT_DYNAMIC_LIST)
 447         $(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) $(LIBTRACEEVENT_DYNAMIC_LIST_LDFLAGS) \
 448                 $(PERF_IN) $(LIBS) -o $@
 449
 450 $(GTK_IN): fixdep FORCE
 451         $(Q)$(MAKE) $(build)=gtk
 452
 453 $(OUTPUT)libperf-gtk.so: $(GTK_IN) $(PERFLIBS)
 454         $(QUIET_LINK)$(CC) -o $@ -shared $(LDFLAGS) $(filter %.o,$^) $(GTK_LIBS)
 455
 456 $(OUTPUT)common-cmds.h: util/generate-cmdlist.sh command-list.txt
 457
 458 $(OUTPUT)common-cmds.h: $(wildcard Documentation/perf-*.txt)
 459         $(QUIET_GEN). util/generate-cmdlist.sh > $@+ && mv $@+ $@
 460
 461 $(SCRIPTS) : % : %.sh
 462         $(QUIET_GEN)$(INSTALL) '$@.sh' '$(OUTPUT)$@'
 463
 464 # These can record PERF_VERSION
 465 perf.spec $(SCRIPTS) \
 466         : $(OUTPUT)PERF-VERSION-FILE
 467
 468 .SUFFIXES:
 469
 470 #
 471 # If a target does not match any of the later rules then prefix it by $(OUTPUT)
 472 # This makes targets like 'make O=/tmp/perf perf.o' work in a natural way.
 473 #
 474 ifneq ($(OUTPUT),)
 475 %.o: $(OUTPUT)%.o
 476         @echo "    # Redirected target $@ => $(OUTPUT)$@"
 477 util/%.o: $(OUTPUT)util/%.o
 478         @echo "    # Redirected target $@ => $(OUTPUT)$@"
 479 bench/%.o: $(OUTPUT)bench/%.o
 480         @echo "    # Redirected target $@ => $(OUTPUT)$@"
 481 tests/%.o: $(OUTPUT)tests/%.o
 482         @echo "    # Redirected target $@ => $(OUTPUT)$@"
 483 endif
 484
 485 # These two need to be here so that when O= is not used they take precedence
 486 # over the general rule for .o
 487
 488 # get relative building directory (to $(OUTPUT))
 489 # and '.' if it's $(OUTPUT) itself
 490 __build-dir = $(subst $(OUTPUT),,$(dir $@))
 491 build-dir   = $(if $(__build-dir),$(__build-dir),.)
 492
 493 prepare: $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)common-cmds.h fixdep archheaders
 494
 495 $(OUTPUT)%.o: %.c prepare FORCE
 496         $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
 497
 498 $(OUTPUT)%.i: %.c prepare FORCE
 499         $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
 500
 501 $(OUTPUT)%.s: %.c prepare FORCE
 502         $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
 503
 504 $(OUTPUT)%-bison.o: %.c prepare FORCE
 505         $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
 506
 507 $(OUTPUT)%-flex.o: %.c prepare FORCE
 508         $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
 509
 510 $(OUTPUT)%.o: %.S prepare FORCE
 511         $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
 512
 513 $(OUTPUT)%.i: %.S prepare FORCE
 514         $(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@
 515
 516 $(OUTPUT)perf-%: %.o $(PERFLIBS)
 517         $(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $(LDFLAGS) $(filter %.o,$^) $(LIBS)
 518
 519 ifndef NO_PERF_READ_VDSO32
 520 $(OUTPUT)perf-read-vdso32: perf-read-vdso.c util/find-vdso-map.c
 521         $(QUIET_CC)$(CC) -m32 $(filter -static,$(LDFLAGS)) -Wall -Werror -o $@ perf-read-vdso.c
 522 endif
 523
 524 ifndef NO_PERF_READ_VDSOX32
 525 $(OUTPUT)perf-read-vdsox32: perf-read-vdso.c util/find-vdso-map.c
 526         $(QUIET_CC)$(CC) -mx32 $(filter -static,$(LDFLAGS)) -Wall -Werror -o $@ perf-read-vdso.c
 527 endif
 528
 529 $(patsubst perf-%,%.o,$(PROGRAMS)): $(wildcard */*.h)
 530
 531 LIBPERF_IN := $(OUTPUT)libperf-in.o
 532
 533 $(LIBPERF_IN): prepare fixdep FORCE
 534         $(Q)$(MAKE) $(build)=libperf
 535
 536 $(LIB_FILE): $(LIBPERF_IN)
 537         $(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $(LIBPERF_IN) $(LIB_OBJS)
 538
 539 LIBTRACEEVENT_FLAGS += plugin_dir=$(plugindir_SQ)
 540
 541 $(LIBTRACEEVENT): fixdep FORCE
 542         $(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) $(OUTPUT)libtraceevent.a
 543
 544 libtraceevent_plugins: fixdep FORCE
 545         $(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) plugins
 546
 547 $(LIBTRACEEVENT_DYNAMIC_LIST): libtraceevent_plugins
 548         $(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) $(OUTPUT)libtraceevent-dynamic-list
 549
 550 $(LIBTRACEEVENT)-clean:
 551         $(call QUIET_CLEAN, libtraceevent)
 552         $(Q)$(MAKE) -C $(TRACE_EVENT_DIR) O=$(OUTPUT) clean >/dev/null
 553
 554 install-traceevent-plugins: libtraceevent_plugins
 555         $(Q)$(MAKE) -C $(TRACE_EVENT_DIR) $(LIBTRACEEVENT_FLAGS) O=$(OUTPUT) install_plugins
 556
 557 $(LIBAPI): fixdep FORCE
 558         $(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) $(OUTPUT)libapi.a
 559
 560 $(LIBAPI)-clean:
 561         $(call QUIET_CLEAN, libapi)
 562         $(Q)$(MAKE) -C $(LIB_DIR) O=$(OUTPUT) clean >/dev/null
 563
 564 $(LIBBPF): fixdep FORCE
 565         $(Q)$(MAKE) -C $(BPF_DIR) O=$(OUTPUT) $(OUTPUT)libbpf.a FEATURES_DUMP=$(FEATURE_DUMP_EXPORT)
 566
 567 $(LIBBPF)-clean:
 568         $(call QUIET_CLEAN, libbpf)
 569         $(Q)$(MAKE) -C $(BPF_DIR) O=$(OUTPUT) clean >/dev/null
 570
 571 $(LIBSUBCMD): fixdep FORCE
 572         $(Q)$(MAKE) -C $(SUBCMD_DIR) O=$(OUTPUT) $(OUTPUT)libsubcmd.a
 573
 574 $(LIBSUBCMD)-clean:
 575         $(call QUIET_CLEAN, libsubcmd)
 576         $(Q)$(MAKE) -C $(SUBCMD_DIR) O=$(OUTPUT) clean
 577
 578 help:
 579         @echo 'Perf make targets:'
 580         @echo '  doc            - make *all* documentation (see below)'
 581         @echo '  man            - make manpage documentation (access with man <foo>)'
 582         @echo '  html           - make html documentation'
 583         @echo '  info           - make GNU info documentation (access with info <foo>)'
 584         @echo '  pdf            - make pdf documentation'
 585         @echo '  TAGS           - use etags to make tag information for source browsing'
 586         @echo '  tags           - use ctags to make tag information for source browsing'
 587         @echo '  cscope - use cscope to make interactive browsing database'
 588         @echo ''
 589         @echo 'Perf install targets:'
 590         @echo '  NOTE: documentation build requires asciidoc, xmlto packages to be installed'
 591         @echo '  HINT: use "prefix" or "DESTDIR" to install to a particular'
 592         @echo '        path like "make prefix=/usr/local install install-doc"'
 593         @echo '  install        - install compiled binaries'
 594         @echo '  install-doc    - install *all* documentation'
 595         @echo '  install-man    - install manpage documentation'
 596         @echo '  install-html   - install html documentation'
 597         @echo '  install-info   - install GNU info documentation'
 598         @echo '  install-pdf    - install pdf documentation'
 599         @echo ''
 600         @echo '  quick-install-doc      - alias for quick-install-man'
 601         @echo '  quick-install-man      - install the documentation quickly'
 602         @echo '  quick-install-html     - install the html documentation quickly'
 603         @echo ''
 604         @echo 'Perf maintainer targets:'
 605         @echo '  clean                  - clean all binary objects and build output'
 606
 607
 608 DOC_TARGETS := doc man html info pdf
 609
 610 INSTALL_DOC_TARGETS := $(patsubst %,install-%,$(DOC_TARGETS)) try-install-man
 611 INSTALL_DOC_TARGETS += quick-install-doc quick-install-man quick-install-html
 612
 613 # 'make doc' should call 'make -C Documentation all'
 614 $(DOC_TARGETS):
 615         $(QUIET_SUBDIR0)Documentation $(QUIET_SUBDIR1) $(@:doc=all)
 616
 617 TAG_FOLDERS= . ../lib ../include
 618 TAG_FILES= ../../include/uapi/linux/perf_event.h
 619
 620 TAGS:
 621         $(QUIET_GEN)$(RM) TAGS; \
 622         $(FIND) $(TAG_FOLDERS) -name '*.[hcS]' -print | xargs etags -a $(TAG_FILES)
 623
 624 tags:
 625         $(QUIET_GEN)$(RM) tags; \
 626         $(FIND) $(TAG_FOLDERS) -name '*.[hcS]' -print | xargs ctags -a $(TAG_FILES)
 627
 628 cscope:
 629         $(QUIET_GEN)$(RM) cscope*; \
 630         $(FIND) $(TAG_FOLDERS) -name '*.[hcS]' -print | xargs cscope -b $(TAG_FILES)
 631
 632 ### Testing rules
 633
 634 # GNU make supports exporting all variables by "export" without parameters.
 635 # However, the environment gets quite big, and some programs have problems
 636 # with that.
 637
 638 check: $(OUTPUT)common-cmds.h
 639         if sparse; \
 640         then \
 641                 for i in *.c */*.c; \
 642                 do \
 643                         sparse $(CFLAGS) $(SPARSE_FLAGS) $$i || exit; \
 644                 done; \
 645         else \
 646                 exit 1; \
 647         fi
 648
 649 ### Installation rules
 650
 651 install-gtk:
 652
 653 install-tools: all install-gtk
 654         $(call QUIET_INSTALL, binaries) \
 655                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(bindir_SQ)'; \
 656                 $(INSTALL) $(OUTPUT)perf '$(DESTDIR_SQ)$(bindir_SQ)'; \
 657                 $(LN) '$(DESTDIR_SQ)$(bindir_SQ)/perf' '$(DESTDIR_SQ)$(bindir_SQ)/trace'
 658 ifndef NO_PERF_READ_VDSO32
 659         $(call QUIET_INSTALL, perf-read-vdso32) \
 660                 $(INSTALL) $(OUTPUT)perf-read-vdso32 '$(DESTDIR_SQ)$(bindir_SQ)';
 661 endif
 662 ifndef NO_PERF_READ_VDSOX32
 663         $(call QUIET_INSTALL, perf-read-vdsox32) \
 664                 $(INSTALL) $(OUTPUT)perf-read-vdsox32 '$(DESTDIR_SQ)$(bindir_SQ)';
 665 endif
 666         $(call QUIET_INSTALL, libexec) \
 667                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'
 668         $(call QUIET_INSTALL, perf-archive) \
 669                 $(INSTALL) $(OUTPUT)perf-archive -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'
 670         $(call QUIET_INSTALL, perf-with-kcore) \
 671                 $(INSTALL) $(OUTPUT)perf-with-kcore -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'
 672 ifndef NO_LIBAUDIT
 673         $(call QUIET_INSTALL, strace/groups) \
 674                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(STRACE_GROUPS_INSTDIR_SQ)'; \
 675                 $(INSTALL) trace/strace/groups/* -t '$(DESTDIR_SQ)$(STRACE_GROUPS_INSTDIR_SQ)'
 676 endif
 677 ifndef NO_LIBPERL
 678         $(call QUIET_INSTALL, perl-scripts) \
 679                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/Perf-Trace-Util/lib/Perf/Trace'; \
 680                 $(INSTALL) scripts/perl/Perf-Trace-Util/lib/Perf/Trace/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/Perf-Trace-Util/lib/Perf/Trace'; \
 681                 $(INSTALL) scripts/perl/*.pl -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl'; \
 682                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/bin'; \
 683                 $(INSTALL) scripts/perl/bin/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/bin'
 684 endif
 685 ifndef NO_LIBPYTHON
 686         $(call QUIET_INSTALL, python-scripts) \
 687                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/Perf-Trace-Util/lib/Perf/Trace'; \
 688                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/bin'; \
 689                 $(INSTALL) scripts/python/Perf-Trace-Util/lib/Perf/Trace/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/Perf-Trace-Util/lib/Perf/Trace'; \
 690                 $(INSTALL) scripts/python/*.py -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python'; \
 691                 $(INSTALL) scripts/python/bin/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/bin'
 692 endif
 693         $(call QUIET_INSTALL, perf_completion-script) \
 694                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(sysconfdir_SQ)/bash_completion.d'; \
 695                 $(INSTALL) perf-completion.sh '$(DESTDIR_SQ)$(sysconfdir_SQ)/bash_completion.d/perf'
 696         $(call QUIET_INSTALL, perf-tip) \
 697                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(tip_instdir_SQ)'; \
 698                 $(INSTALL) Documentation/tips.txt -t '$(DESTDIR_SQ)$(tip_instdir_SQ)'
 699
 700 install-tests: all install-gtk
 701         $(call QUIET_INSTALL, tests) \
 702                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests'; \
 703                 $(INSTALL) tests/attr.py '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests'; \
 704                 $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/attr'; \
 705                 $(INSTALL) tests/attr/* '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/attr'
 706
 707 install-bin: install-tools install-tests
 708
 709 install: install-bin try-install-man install-traceevent-plugins
 710
 711 install-python_ext:
 712         $(PYTHON_WORD) util/setup.py --quiet install --root='/$(DESTDIR_SQ)'
 713
 714 # 'make install-doc' should call 'make -C Documentation install'
 715 $(INSTALL_DOC_TARGETS):
 716         $(QUIET_SUBDIR0)Documentation $(QUIET_SUBDIR1) $(@:-doc=)
 717
 718 ### Cleaning rules
 719
 720 #
 721 # This is here, not in Makefile.config, because Makefile.config does
 722 # not get included for the clean target:
 723 #
 724 config-clean:
 725         $(call QUIET_CLEAN, config)
 726         $(Q)$(MAKE) -C $(srctree)/tools/build/feature/ $(if $(OUTPUT),OUTPUT=$(OUTPUT)feature/,) clean >/dev/null
 727
 728 clean:: $(LIBTRACEEVENT)-clean $(LIBAPI)-clean $(LIBBPF)-clean $(LIBSUBCMD)-clean config-clean
 729         $(call QUIET_CLEAN, core-objs)  $(RM) $(LIB_FILE) $(OUTPUT)perf-archive $(OUTPUT)perf-with-kcore $(LANG_BINDINGS)
 730         $(Q)find $(if $(OUTPUT),$(OUTPUT),.) -name '*.o' -delete -o -name '\.*.cmd' -delete -o -name '\.*.d' -delete
 731         $(Q)$(RM) $(OUTPUT).config-detected
 732         $(call QUIET_CLEAN, core-progs) $(RM) $(ALL_PROGRAMS) perf perf-read-vdso32 perf-read-vdsox32
 733         $(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* \
 734                 $(OUTPUT)util/intel-pt-decoder/inat-tables.c $(OUTPUT)fixdep \
 735                 $(OUTPUT)tests/llvm-src-{base,kbuild,prologue,relocation}.c
 736         $(QUIET_SUBDIR0)Documentation $(QUIET_SUBDIR1) clean
 737         $(python-clean)
 738
 739 #
 740 # To provide FEATURE-DUMP into $(FEATURE_DUMP_COPY)
 741 # file if defined, with no further action.
 742 feature-dump:
 743 ifdef FEATURE_DUMP_COPY
 744         @cp $(OUTPUT)FEATURE-DUMP $(FEATURE_DUMP_COPY)
 745         @echo "FEATURE-DUMP file copied into $(FEATURE_DUMP_COPY)"
 746 else
 747         @echo "FEATURE-DUMP file available in $(OUTPUT)FEATURE-DUMP"
 748 endif
 749
 750 #
 751 # Trick: if ../../.git does not exist - we are building out of tree for example,
 752 # then force version regeneration:
 753 #
 754 ifeq ($(wildcard ../../.git/HEAD),)
 755     GIT-HEAD-PHONY = ../../.git/HEAD
 756 else
 757     GIT-HEAD-PHONY =
 758 endif
 759
 760 FORCE:
 761
 762 .PHONY: all install clean config-clean strip install-gtk
 763 .PHONY: shell_compatibility_test please_set_SHELL_PATH_to_a_more_modern_shell
 764 .PHONY: $(GIT-HEAD-PHONY) TAGS tags cscope FORCE prepare
 765 .PHONY: libtraceevent_plugins archheaders
 766