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Makefile	2.76 MB	View DL Edit
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Makefile.perf	47.02 MB	View DL Edit

Edit file: /usr/src/kernels/5.14.0-611.34.1.el9_7.x86_64/tools/perf/Makefile.perf

# SPDX-License-Identifier: GPL-2.0-only
include ../scripts/Makefile.include
include ../scripts/Makefile.arch

# The default target of this Makefile is...
all:

include ../scripts/utilities.mak

# Define V to have a more verbose compile.
#
# Define VF to have a more verbose feature check output.
#
# Define O to save output files in a separate directory.
#
# Define ARCH as name of target architecture if you want cross-builds.
#
# Define CROSS_COMPILE as prefix name of compiler if you want cross-builds.
#
# Define NO_LIBPERL to disable perl script extension.
#
# Define NO_LIBPYTHON to disable python script extension.
#
# Define PYTHON to point to the python binary if the default
# `python' is not correct; for example: PYTHON=python2
#
# Define PYTHON_CONFIG to point to the python-config binary if
# the default `$(PYTHON)-config' is not correct.
#
# Define ASCIIDOC8 if you want to format documentation with AsciiDoc 8
#
# Define DOCBOOK_XSL_172 if you want to format man pages with DocBook XSL v1.72.
#
# Define LDFLAGS=-static to build a static binary.
#
# Define EXTRA_CFLAGS=-m64 or EXTRA_CFLAGS=-m32 as appropriate for cross-builds.
#
# Define EXCLUDE_EXTLIBS=-lmylib to exclude libmylib from the auto-generated
# EXTLIBS.
#
# Define EXTRA_PERFLIBS to pass extra libraries to PERFLIBS.
#
# Define NO_DWARF if you do not want debug-info analysis feature at all.
#
# Define WERROR=0 to disable treating any warnings as errors.
#
# Define NO_SLANG if you do not want TUI support.
#
# Define GTK2 if you want GTK+ GUI support.
#
# Define NO_DEMANGLE if you do not want C++ symbol demangling.
#
# Define NO_LIBELF if you do not want libelf dependency (e.g. cross-builds)
#
# Define NO_LIBUNWIND if you do not want libunwind dependency for dwarf
# backtrace post unwind.
#
# Define NO_BACKTRACE if you do not want stack backtrace debug feature
#
# Define NO_LIBNUMA if you do not want numa perf benchmark
#
# Define NO_LIBAUDIT if you do not want libaudit support
#
# Define NO_LIBBIONIC if you do not want bionic support
#
# Define NO_LIBCRYPTO if you do not want libcrypto (openssl) support
# used for generating build-ids for ELFs generated by jitdump.
#
# Define NO_LIBDW_DWARF_UNWIND if you do not want libdw support
# for dwarf backtrace post unwind.
#
# Define NO_LIBTRACEEVENT=1 if you don't want libtraceevent to be linked,
# this will remove multiple features and tools, such as 'perf trace',
# that need it to read tracefs event format files, etc.
#
# Define NO_PERF_READ_VDSO32 if you do not want to build perf-read-vdso32
# for reading the 32-bit compatibility VDSO in 64-bit mode
#
# Define NO_PERF_READ_VDSOX32 if you do not want to build perf-read-vdsox32
# for reading the x32 mode 32-bit compatibility VDSO in 64-bit mode
#
# Define NO_ZLIB if you do not want to support compressed kernel modules
#
# Define NO_LIBBABELTRACE if you do not want libbabeltrace support
# for CTF data format.
#
# Define NO_CAPSTONE if you do not want libcapstone support
# for disasm engine.
#
# Define NO_LZMA if you do not want to support compressed (xz) kernel modules
#
# Define NO_AUXTRACE if you do not want AUX area tracing support
#
# Define NO_LIBBPF if you do not want BPF support
#
# Define NO_LIBCAP if you do not want process capabilities considered by perf
#
# Define NO_SDT if you do not want to define SDT event in perf tools,
# note that it doesn't disable SDT scanning support.
#
# Define FEATURES_DUMP to provide features detection dump file
# and bypass the feature detection
#
# Define NO_JVMTI if you do not want jvmti agent built
#
# Define NO_JVMTI_CMLR (debug only) if you do not want to process CMLR
# data for java source lines.
#
# Define CORESIGHT if you DO WANT support for CoreSight trace decoding.
#
# Define NO_AIO if you do not want support of Posix AIO based trace
# streaming for record mode. Currently Posix AIO trace streaming is
# supported only when linking with glibc.
#
# Define NO_LIBZSTD if you do not want support of Zstandard based runtime
# trace compression in record mode.
#
# Define TCMALLOC to enable tcmalloc heap profiling.
#
# Define LIBBPF_DYNAMIC to enable libbpf dynamic linking.
#
# Define NO_SYSCALL_TABLE=1 to disable the use of syscall id to/from name tables
# generated from the kernel .tbl or unistd.h files and use, if available, libaudit
# for doing the conversions to/from strings/id.
#
# Define NO_LIBPFM4 to disable libpfm4 events extension.
#
# Define NO_LIBDEBUGINFOD if you do not want support debuginfod
#
# Set BUILD_BPF_SKEL to 0 to override BUILD_BPF_SKEL and not build BPF skeletons
#
# Define BUILD_NONDISTRO to enable building an linking against libbfd and
# libiberty distribution license incompatible libraries.
#
# Define EXTRA_TESTS to enable building extra tests useful mainly to perf
# developers, such as:
#	x86 instruction decoder - new instructions test
#
# Define GEN_VMLINUX_H to generate vmlinux.h from the BTF.
#
# Define NO_SHELLCHECK if you do not want to run shellcheck during build

# As per kernel Makefile, avoid funny character set dependencies
unexport LC_ALL
LC_COLLATE=C
LC_NUMERIC=C
export LC_COLLATE LC_NUMERIC

ifeq ($(srctree),)
srctree := $(patsubst %/,%,$(dir $(CURDIR)))
srctree := $(patsubst %/,%,$(dir $(srctree)))
#$(info Determined 'srctree' to be $(srctree))
endif

ifneq ($(objtree),)
#$(info Determined 'objtree' to be $(objtree))
endif

ifneq ($(OUTPUT),)
#$(info Determined 'OUTPUT' to be $(OUTPUT))
# Adding $(OUTPUT) as a directory to look for source files,
# because use generated output files as sources dependency
# for flex/bison parsers.
VPATH += $(OUTPUT)
export VPATH
# create symlink to the original source
SOURCE := $(shell ln -sf $(srctree)/tools/perf $(OUTPUT)/source)
endif

ifeq ($(V),1)
  Q =
else
  Q = @
endif

# Do not use make's built-in rules
# (this improves performance and avoids hard-to-debug behaviour);
MAKEFLAGS += -r

# Makefiles suck: This macro sets a default value of $(2) for the
# variable named by $(1), unless the variable has been set by
# environment or command line. This is necessary for CC and AR
# because make sets default values, so the simpler ?= approach
# won't work as expected.
define allow-override
  $(if $(or $(findstring environment,$(origin $(1))),\
            $(findstring command line,$(origin $(1)))),,\
    $(eval $(1) = $(2)))
endef

LD += $(EXTRA_LDFLAGS)

HOSTCC  ?= gcc
HOSTLD  ?= ld
HOSTAR  ?= ar
CLANG   ?= clang

# Some distros provide the command $(CROSS_COMPILE)pkg-config for
# searching packges installed with Multiarch. Use it for cross
# compilation if it is existed.
ifneq (, $(shell which $(CROSS_COMPILE)pkg-config))
  PKG_CONFIG ?= $(CROSS_COMPILE)pkg-config
else
  PKG_CONFIG ?= pkg-config

# PKG_CONFIG_PATH or PKG_CONFIG_LIBDIR, alongside PKG_CONFIG_SYSROOT_DIR
  # for modified system root, is required for the cross compilation.
  # If these PKG_CONFIG environment variables are not set, Multiarch library
  # paths are used instead.
  ifdef CROSS_COMPILE
    ifeq ($(PKG_CONFIG_LIBDIR)$(PKG_CONFIG_PATH)$(PKG_CONFIG_SYSROOT_DIR),)
      CROSS_ARCH = $(shell $(CC) -dumpmachine)
      PKG_CONFIG_LIBDIR := /usr/local/$(CROSS_ARCH)/lib/pkgconfig/
      PKG_CONFIG_LIBDIR := $(PKG_CONFIG_LIBDIR):/usr/local/lib/$(CROSS_ARCH)/pkgconfig/
      PKG_CONFIG_LIBDIR := $(PKG_CONFIG_LIBDIR):/usr/lib/$(CROSS_ARCH)/pkgconfig/
      PKG_CONFIG_LIBDIR := $(PKG_CONFIG_LIBDIR):/usr/local/share/pkgconfig/
      PKG_CONFIG_LIBDIR := $(PKG_CONFIG_LIBDIR):/usr/share/pkgconfig/
      export PKG_CONFIG_LIBDIR
      $(warning Missing PKG_CONFIG_LIBDIR, PKG_CONFIG_PATH and PKG_CONFIG_SYSROOT_DIR for cross compilation,)
      $(warning set PKG_CONFIG_LIBDIR for using Multiarch libs.)
    endif
  endif
endif

RM      = rm -f
LN      = ln -f
MKDIR   = mkdir
FIND    = find
INSTALL = install
FLEX    ?= flex
BISON   ?= bison
STRIP   = strip
AWK     = awk
READELF ?= readelf

# include Makefile.config by default and rule out
# non-config cases
config := 1

NON_CONFIG_TARGETS := clean python-clean TAGS tags cscope help

ifdef MAKECMDGOALS
ifeq ($(filter-out $(NON_CONFIG_TARGETS),$(MAKECMDGOALS)),)
  VMLINUX_H=$(src-perf)/util/bpf_skel/vmlinux/vmlinux.h
  config := 0
endif
endif

# The fixdep build - we force fixdep tool to be built as
# the first target in the separate make session not to be
# disturbed by any parallel make jobs. Once fixdep is done
# we issue the requested build with FIXDEP=1 variable.
#
# The fixdep build is disabled for $(NON_CONFIG_TARGETS)
# targets, because it's not necessary.

ifdef FIXDEP
  force_fixdep := 0
else
  force_fixdep := $(config)
endif

# Runs shellcheck on perf test shell scripts
ifeq ($(NO_SHELLCHECK),1)
  SHELLCHECK :=
else
  SHELLCHECK := $(shell which shellcheck 2> /dev/null)
endif

# shellcheck is using in tools/perf/tests/Build with option -a/--check-sourced (
# introduced in v0.4.7) and -S/--severity (introduced in v0.6.0). So make the
# minimal shellcheck version as v0.6.0.
ifneq ($(SHELLCHECK),)
  ifeq ($(shell expr $(shell $(SHELLCHECK) --version | grep version: | \
        sed -e 's/.\+ $[0-9]\+$.$[0-9]\+$.$[0-9]\+$/\1\2\3/g') \< 060), 1)
    SHELLCHECK :=
  endif
endif

export srctree OUTPUT RM CC CXX LD AR CFLAGS CXXFLAGS V BISON FLEX AWK
export HOSTCC HOSTLD HOSTAR HOSTCFLAGS SHELLCHECK

include $(srctree)/tools/build/Makefile.include

ifeq ($(force_fixdep),1)
goals := $(filter-out all sub-make, $(MAKECMDGOALS))

$(goals) all: sub-make

sub-make: fixdep
	@./check-headers.sh
	$(Q)$(MAKE) FIXDEP=1 -f Makefile.perf $(goals)

else # force_fixdep

LIBAPI_DIR      = $(srctree)/tools/lib/api/
LIBBPF_DIR      = $(srctree)/tools/lib/bpf/
LIBSUBCMD_DIR   = $(srctree)/tools/lib/subcmd/
LIBSYMBOL_DIR   = $(srctree)/tools/lib/symbol/
LIBPERF_DIR     = $(srctree)/tools/lib/perf/
DOC_DIR         = $(srctree)/tools/perf/Documentation/

# Set FEATURE_TESTS to 'all' so all possible feature checkers are executed.
# Without this setting the output feature dump file misses some features, for
# example, liberty. Select all checkers so we won't get an incomplete feature
# dump file.
ifeq ($(config),1)
ifdef MAKECMDGOALS
ifeq ($(filter feature-dump,$(MAKECMDGOALS)),feature-dump)
FEATURE_TESTS := all
endif
endif
include Makefile.config
endif

ifeq ($(config),0)
include $(srctree)/tools/scripts/Makefile.arch
-include arch/$(SRCARCH)/Makefile
endif

# The FEATURE_DUMP_EXPORT holds location of the actual
# FEATURE_DUMP file to be used to bypass feature detection
# (for bpf or any other subproject)
ifeq ($(FEATURES_DUMP),)
FEATURE_DUMP_EXPORT := $(realpath $(OUTPUT)FEATURE-DUMP)
else
FEATURE_DUMP_EXPORT := $(realpath $(FEATURES_DUMP))
endif

export prefix bindir sharedir sysconfdir DESTDIR

# sparse is architecture-neutral, which means that we need to tell it
# explicitly what architecture to check for. Fix this up for yours..
SPARSE_FLAGS = -D__BIG_ENDIAN__ -D__powerpc__

# Guard against environment variables
PYRF_OBJS =
SCRIPT_SH =

SCRIPT_SH += perf-archive.sh
SCRIPT_SH += perf-iostat.sh

grep-libs = $(filter -l%,$(1))
strip-libs = $(filter-out -l%,$(1))

ifneq ($(OUTPUT),)
  LIBAPI_OUTPUT = $(abspath $(OUTPUT))/libapi
else
  LIBAPI_OUTPUT = $(CURDIR)/libapi
endif
LIBAPI_DESTDIR = $(LIBAPI_OUTPUT)
LIBAPI_INCLUDE = $(LIBAPI_DESTDIR)/include
LIBAPI = $(LIBAPI_OUTPUT)/libapi.a
export LIBAPI
CFLAGS += -I$(LIBAPI_OUTPUT)/include

ifneq ($(OUTPUT),)
  LIBBPF_OUTPUT = $(abspath $(OUTPUT))/libbpf
else
  LIBBPF_OUTPUT = $(CURDIR)/libbpf
endif
ifdef LIBBPF_STATIC
  LIBBPF_DESTDIR = $(LIBBPF_OUTPUT)
  LIBBPF_INCLUDE = $(LIBBPF_DESTDIR)/include
  LIBBPF = $(LIBBPF_OUTPUT)/libbpf.a
  CFLAGS += -I$(LIBBPF_OUTPUT)/include
endif

ifneq ($(OUTPUT),)
  LIBSUBCMD_OUTPUT = $(abspath $(OUTPUT))/libsubcmd
else
  LIBSUBCMD_OUTPUT = $(CURDIR)/libsubcmd
endif
LIBSUBCMD_DESTDIR = $(LIBSUBCMD_OUTPUT)
LIBSUBCMD_INCLUDE = $(LIBSUBCMD_DESTDIR)/include
LIBSUBCMD = $(LIBSUBCMD_OUTPUT)/libsubcmd.a
CFLAGS += -I$(LIBSUBCMD_OUTPUT)/include

ifneq ($(OUTPUT),)
  LIBSYMBOL_OUTPUT = $(abspath $(OUTPUT))/libsymbol
else
  LIBSYMBOL_OUTPUT = $(CURDIR)/libsymbol
endif
LIBSYMBOL_DESTDIR = $(LIBSYMBOL_OUTPUT)
LIBSYMBOL_INCLUDE = $(LIBSYMBOL_DESTDIR)/include
LIBSYMBOL = $(LIBSYMBOL_OUTPUT)/libsymbol.a
CFLAGS += -I$(LIBSYMBOL_OUTPUT)/include

ifneq ($(OUTPUT),)
  LIBPERF_OUTPUT = $(abspath $(OUTPUT))/libperf
else
  LIBPERF_OUTPUT = $(CURDIR)/libperf
endif
LIBPERF_DESTDIR = $(LIBPERF_OUTPUT)
LIBPERF_INCLUDE = $(LIBPERF_DESTDIR)/include
LIBPERF = $(LIBPERF_OUTPUT)/libperf.a
export LIBPERF
CFLAGS += -I$(LIBPERF_OUTPUT)/include

# python extension build directories
PYTHON_EXTBUILD     := $(OUTPUT)python_ext_build/
PYTHON_EXTBUILD_LIB := $(PYTHON_EXTBUILD)lib/
PYTHON_EXTBUILD_TMP := $(PYTHON_EXTBUILD)tmp/
export PYTHON_EXTBUILD_LIB PYTHON_EXTBUILD_TMP

python-clean := $(call QUIET_CLEAN, python) $(RM) -r $(PYTHON_EXTBUILD) $(OUTPUT)python/perf*.so

# Use the detected configuration
-include $(OUTPUT).config-detected

SCRIPTS = $(patsubst %.sh,%,$(SCRIPT_SH))

PROGRAMS += $(OUTPUT)perf

ifndef NO_PERF_READ_VDSO32
PROGRAMS += $(OUTPUT)perf-read-vdso32
endif

ifndef NO_PERF_READ_VDSOX32
PROGRAMS += $(OUTPUT)perf-read-vdsox32
endif

LIBJVMTI = libperf-jvmti.so

ifndef NO_JVMTI
PROGRAMS += $(OUTPUT)$(LIBJVMTI)
endif

DLFILTERS := dlfilter-test-api-v0.so dlfilter-test-api-v2.so dlfilter-show-cycles.so
DLFILTERS := $(patsubst %,$(OUTPUT)dlfilters/%,$(DLFILTERS))

# what 'all' will build and 'install' will install, in perfexecdir
ALL_PROGRAMS = $(PROGRAMS) $(SCRIPTS) $(DLFILTERS)

# what 'all' will build but not install in perfexecdir
OTHER_PROGRAMS = $(OUTPUT)perf

# Set paths to tools early so that they can be used for version tests.
ifndef SHELL_PATH
  SHELL_PATH = /bin/sh
endif
ifndef PERL_PATH
  PERL_PATH = /usr/bin/perl
endif

export PERL_PATH

LIBPERF_BENCH_IN := $(OUTPUT)perf-bench-in.o
LIBPERF_BENCH := $(OUTPUT)libperf-bench.a

LIBPERF_TEST_IN := $(OUTPUT)perf-test-in.o
LIBPERF_TEST := $(OUTPUT)libperf-test.a

LIBPERF_UI_IN := $(OUTPUT)perf-ui-in.o
LIBPERF_UI := $(OUTPUT)libperf-ui.a

LIBPERF_UTIL_IN := $(OUTPUT)perf-util-in.o
LIBPERF_UTIL := $(OUTPUT)libperf-util.a

LIBPMU_EVENTS_IN := $(OUTPUT)pmu-events/pmu-events-in.o
LIBPMU_EVENTS := $(OUTPUT)libpmu-events.a

PERFLIBS = $(LIBAPI) $(LIBPERF) $(LIBSUBCMD) $(LIBSYMBOL)
ifdef LIBBPF_STATIC
  PERFLIBS += $(LIBBPF)
endif
PERFLIBS += $(LIBPERF_BENCH) $(LIBPERF_TEST) $(LIBPERF_UI) $(LIBPERF_UTIL)
PERFLIBS += $(LIBPMU_EVENTS)

# We choose to avoid "if .. else if .. else .. endif endif"
# because maintaining the nesting to match is a pain.  If
# we had "elif" things would have been much nicer...

ifneq ($(OUTPUT),)
  CFLAGS += -I$(OUTPUT)
endif

ifdef GTK2
  ALL_PROGRAMS += $(OUTPUT)libperf-gtk.so
  GTK_IN := $(OUTPUT)gtk-in.o
endif

ifdef ASCIIDOC8
  export ASCIIDOC8
endif

EXTLIBS := $(call filter-out,$(EXCLUDE_EXTLIBS),$(EXTLIBS))
LIBS = -Wl,--whole-archive $(PERFLIBS) $(EXTRA_PERFLIBS) -Wl,--no-whole-archive -Wl,--start-group $(EXTLIBS) -Wl,--end-group

export INSTALL SHELL_PATH

### Build rules

SHELL = $(SHELL_PATH)

arm64_gen_sysreg_dir := $(srctree)/tools/arch/arm64/tools
ifneq ($(OUTPUT),)
  arm64_gen_sysreg_outdir := $(abspath $(OUTPUT))
else
  arm64_gen_sysreg_outdir := $(CURDIR)
endif

arm64-sysreg-defs: FORCE
	$(Q)$(MAKE) -C $(arm64_gen_sysreg_dir) O=$(arm64_gen_sysreg_outdir) \
		prefix= subdir=

arm64-sysreg-defs-clean:
	$(call QUIET_CLEAN,arm64-sysreg-defs)
	$(Q)$(MAKE) -C $(arm64_gen_sysreg_dir) O=$(arm64_gen_sysreg_outdir) \
		prefix= subdir= clean > /dev/null

beauty_linux_dir := $(srctree)/tools/perf/trace/beauty/include/linux/
beauty_uapi_linux_dir := $(srctree)/tools/perf/trace/beauty/include/uapi/linux/
beauty_uapi_sound_dir := $(srctree)/tools/perf/trace/beauty/include/uapi/sound/
beauty_arch_asm_dir := $(srctree)/tools/perf/trace/beauty/arch/x86/include/asm/
beauty_x86_arch_asm_uapi_dir := $(srctree)/tools/perf/trace/beauty/arch/x86/include/uapi/asm/

linux_uapi_dir := $(srctree)/tools/include/uapi/linux
asm_generic_uapi_dir := $(srctree)/tools/include/uapi/asm-generic
arch_asm_uapi_dir := $(srctree)/tools/arch/$(SRCARCH)/include/uapi/asm/
x86_arch_asm_dir := $(srctree)/tools/arch/x86/include/asm/

beauty_outdir := $(OUTPUT)trace/beauty/generated
beauty_ioctl_outdir := $(beauty_outdir)/ioctl

# Create output directory if not already present
$(shell [ -d '$(beauty_ioctl_outdir)' ] || mkdir -p '$(beauty_ioctl_outdir)')

fs_at_flags_array := $(beauty_outdir)/fs_at_flags_array.c
fs_at_flags_tbl := $(srctree)/tools/perf/trace/beauty/fs_at_flags.sh

$(fs_at_flags_array): $(beauty_uapi_linux_dir)/fcntl.h $(fs_at_flags_tbl)
	$(Q)$(SHELL) '$(fs_at_flags_tbl)' $(beauty_uapi_linux_dir) > $@

clone_flags_array := $(beauty_outdir)/clone_flags_array.c
clone_flags_tbl := $(srctree)/tools/perf/trace/beauty/clone.sh

$(clone_flags_array): $(beauty_uapi_linux_dir)/sched.h $(clone_flags_tbl)
	$(Q)$(SHELL) '$(clone_flags_tbl)' $(beauty_uapi_linux_dir) > $@

drm_ioctl_array := $(beauty_ioctl_outdir)/drm_ioctl_array.c
drm_hdr_dir := $(srctree)/tools/include/uapi/drm
drm_ioctl_tbl := $(srctree)/tools/perf/trace/beauty/drm_ioctl.sh

$(drm_ioctl_array): $(drm_hdr_dir)/drm.h $(drm_hdr_dir)/i915_drm.h $(drm_ioctl_tbl)
	$(Q)$(SHELL) '$(drm_ioctl_tbl)' $(drm_hdr_dir) > $@

fadvise_advice_array := $(beauty_outdir)/fadvise_advice_array.c
fadvise_advice_tbl := $(srctree)/tools/perf/trace/beauty/fadvise.sh

$(fadvise_advice_array): $(linux_uapi_dir)/in.h $(fadvise_advice_tbl)
	$(Q)$(SHELL) '$(fadvise_advice_tbl)' $(linux_uapi_dir) > $@

fsmount_arrays := $(beauty_outdir)/fsmount_arrays.c
fsmount_tbls := $(srctree)/tools/perf/trace/beauty/fsmount.sh

$(fsmount_arrays): $(beauty_uapi_linux_dir)/mount.h $(fsmount_tbls)
	$(Q)$(SHELL) '$(fsmount_tbls)' $(beauty_uapi_linux_dir) > $@

fspick_arrays := $(beauty_outdir)/fspick_arrays.c
fspick_tbls := $(srctree)/tools/perf/trace/beauty/fspick.sh

$(fspick_arrays): $(beauty_uapi_linux_dir)/mount.h $(fspick_tbls)
	$(Q)$(SHELL) '$(fspick_tbls)' $(beauty_uapi_linux_dir) > $@

fsconfig_arrays := $(beauty_outdir)/fsconfig_arrays.c
fsconfig_tbls := $(srctree)/tools/perf/trace/beauty/fsconfig.sh

$(fsconfig_arrays): $(beauty_uapi_linux_dir)/mount.h $(fsconfig_tbls)
	$(Q)$(SHELL) '$(fsconfig_tbls)' $(beauty_uapi_linux_dir) > $@

pkey_alloc_access_rights_array := $(beauty_outdir)/pkey_alloc_access_rights_array.c
asm_generic_hdr_dir := $(srctree)/tools/include/uapi/asm-generic/
pkey_alloc_access_rights_tbl := $(srctree)/tools/perf/trace/beauty/pkey_alloc_access_rights.sh

$(pkey_alloc_access_rights_array): $(asm_generic_hdr_dir)/mman-common.h $(pkey_alloc_access_rights_tbl)
	$(Q)$(SHELL) '$(pkey_alloc_access_rights_tbl)' $(asm_generic_hdr_dir) > $@

sndrv_ctl_ioctl_array := $(beauty_ioctl_outdir)/sndrv_ctl_ioctl_array.c
sndrv_ctl_hdr_dir := $(srctree)/tools/include/uapi/sound
sndrv_ctl_ioctl_tbl := $(srctree)/tools/perf/trace/beauty/sndrv_ctl_ioctl.sh

$(sndrv_ctl_ioctl_array): $(beauty_uapi_sound_dir)/asound.h $(sndrv_ctl_ioctl_tbl)
	$(Q)$(SHELL) '$(sndrv_ctl_ioctl_tbl)' $(beauty_uapi_sound_dir) > $@

sndrv_pcm_ioctl_array := $(beauty_ioctl_outdir)/sndrv_pcm_ioctl_array.c
sndrv_pcm_hdr_dir := $(srctree)/tools/include/uapi/sound
sndrv_pcm_ioctl_tbl := $(srctree)/tools/perf/trace/beauty/sndrv_pcm_ioctl.sh

$(sndrv_pcm_ioctl_array): $(beauty_uapi_sound_dir)/asound.h $(sndrv_pcm_ioctl_tbl)
	$(Q)$(SHELL) '$(sndrv_pcm_ioctl_tbl)' $(beauty_uapi_sound_dir) > $@

kcmp_type_array := $(beauty_outdir)/kcmp_type_array.c
kcmp_hdr_dir := $(srctree)/tools/include/uapi/linux/
kcmp_type_tbl := $(srctree)/tools/perf/trace/beauty/kcmp_type.sh

$(kcmp_type_array): $(kcmp_hdr_dir)/kcmp.h $(kcmp_type_tbl)
	$(Q)$(SHELL) '$(kcmp_type_tbl)' $(kcmp_hdr_dir) > $@

kvm_ioctl_array := $(beauty_ioctl_outdir)/kvm_ioctl_array.c
kvm_hdr_dir := $(srctree)/tools/include/uapi/linux
kvm_ioctl_tbl := $(srctree)/tools/perf/trace/beauty/kvm_ioctl.sh

$(kvm_ioctl_array): $(kvm_hdr_dir)/kvm.h $(kvm_ioctl_tbl)
	$(Q)$(SHELL) '$(kvm_ioctl_tbl)' $(kvm_hdr_dir) > $@

socket_arrays := $(beauty_outdir)/socket.c
socket_tbl := $(srctree)/tools/perf/trace/beauty/socket.sh

$(socket_arrays): $(linux_uapi_dir)/in.h $(beauty_linux_dir)/socket.h $(socket_tbl)
	$(Q)$(SHELL) '$(socket_tbl)' $(linux_uapi_dir) $(beauty_linux_dir) > $@

sockaddr_arrays := $(beauty_outdir)/sockaddr.c
sockaddr_tbl := $(srctree)/tools/perf/trace/beauty/sockaddr.sh

$(sockaddr_arrays): $(beauty_linux_dir)/socket.h $(sockaddr_tbl)
	$(Q)$(SHELL) '$(sockaddr_tbl)' $(beauty_linux_dir) > $@

vhost_virtio_ioctl_array := $(beauty_ioctl_outdir)/vhost_virtio_ioctl_array.c
vhost_virtio_ioctl_tbl := $(srctree)/tools/perf/trace/beauty/vhost_virtio_ioctl.sh

$(vhost_virtio_ioctl_array): $(beauty_uapi_linux_dir)/vhost.h $(vhost_virtio_ioctl_tbl)
	$(Q)$(SHELL) '$(vhost_virtio_ioctl_tbl)' $(beauty_uapi_linux_dir) > $@

perf_ioctl_array := $(beauty_ioctl_outdir)/perf_ioctl_array.c
perf_hdr_dir := $(srctree)/tools/include/uapi/linux
perf_ioctl_tbl := $(srctree)/tools/perf/trace/beauty/perf_ioctl.sh

$(perf_ioctl_array): $(perf_hdr_dir)/perf_event.h $(perf_ioctl_tbl)
	$(Q)$(SHELL) '$(perf_ioctl_tbl)' $(perf_hdr_dir) > $@

madvise_behavior_array := $(beauty_outdir)/madvise_behavior_array.c
madvise_hdr_dir := $(srctree)/tools/include/uapi/asm-generic/
madvise_behavior_tbl := $(srctree)/tools/perf/trace/beauty/madvise_behavior.sh

$(madvise_behavior_array): $(madvise_hdr_dir)/mman-common.h $(madvise_behavior_tbl)
	$(Q)$(SHELL) '$(madvise_behavior_tbl)' $(madvise_hdr_dir) > $@

mmap_flags_array := $(beauty_outdir)/mmap_flags_array.c
mmap_flags_tbl := $(srctree)/tools/perf/trace/beauty/mmap_flags.sh

$(mmap_flags_array): $(linux_uapi_dir)/mman.h $(asm_generic_uapi_dir)/mman.h $(asm_generic_uapi_dir)/mman-common.h $(mmap_flags_tbl)
	$(Q)$(SHELL) '$(mmap_flags_tbl)' $(linux_uapi_dir) $(asm_generic_uapi_dir) $(arch_asm_uapi_dir) > $@

mremap_flags_array := $(beauty_outdir)/mremap_flags_array.c
mremap_flags_tbl := $(srctree)/tools/perf/trace/beauty/mremap_flags.sh

$(mremap_flags_array): $(linux_uapi_dir)/mman.h $(mremap_flags_tbl)
	$(Q)$(SHELL) '$(mremap_flags_tbl)' $(linux_uapi_dir) > $@

mount_flags_array := $(beauty_outdir)/mount_flags_array.c
mount_flags_tbl := $(srctree)/tools/perf/trace/beauty/mount_flags.sh

$(mount_flags_array): $(beauty_uapi_linux_dir)/mount.h $(mount_flags_tbl)
	$(Q)$(SHELL) '$(mount_flags_tbl)' $(beauty_uapi_linux_dir) > $@

move_mount_flags_array := $(beauty_outdir)/move_mount_flags_array.c
move_mount_flags_tbl := $(srctree)/tools/perf/trace/beauty/move_mount_flags.sh

$(move_mount_flags_array): $(beauty_uapi_linux_dir)/mount.h $(move_mount_flags_tbl)
	$(Q)$(SHELL) '$(move_mount_flags_tbl)' $(beauty_uapi_linux_dir) > $@

mmap_prot_array := $(beauty_outdir)/mmap_prot_array.c
mmap_prot_tbl := $(srctree)/tools/perf/trace/beauty/mmap_prot.sh

$(mmap_prot_array): $(asm_generic_uapi_dir)/mman.h $(asm_generic_uapi_dir)/mman-common.h $(mmap_prot_tbl)
	$(Q)$(SHELL) '$(mmap_prot_tbl)' $(asm_generic_uapi_dir) $(arch_asm_uapi_dir) > $@

prctl_option_array := $(beauty_outdir)/prctl_option_array.c
prctl_option_tbl := $(srctree)/tools/perf/trace/beauty/prctl_option.sh

$(prctl_option_array): $(beauty_uapi_linux_dir)/prctl.h $(prctl_option_tbl)
	$(Q)$(SHELL) '$(prctl_option_tbl)' $(beauty_uapi_linux_dir) > $@

usbdevfs_ioctl_array := $(beauty_ioctl_outdir)/usbdevfs_ioctl_array.c
usbdevfs_ioctl_tbl := $(srctree)/tools/perf/trace/beauty/usbdevfs_ioctl.sh

$(usbdevfs_ioctl_array): $(beauty_uapi_linux_dir)/usbdevice_fs.h $(usbdevfs_ioctl_tbl)
	$(Q)$(SHELL) '$(usbdevfs_ioctl_tbl)' $(beauty_uapi_linux_dir) > $@

x86_arch_prctl_code_array := $(beauty_outdir)/x86_arch_prctl_code_array.c
x86_arch_prctl_code_tbl := $(srctree)/tools/perf/trace/beauty/x86_arch_prctl.sh

$(x86_arch_prctl_code_array): $(beauty_x86_arch_asm_uapi_dir)/prctl.h $(x86_arch_prctl_code_tbl)
	$(Q)$(SHELL) '$(x86_arch_prctl_code_tbl)' $(beauty_x86_arch_asm_uapi_dir) > $@

x86_arch_irq_vectors_array := $(beauty_outdir)/x86_arch_irq_vectors_array.c
x86_arch_irq_vectors_tbl := $(srctree)/tools/perf/trace/beauty/tracepoints/x86_irq_vectors.sh

$(x86_arch_irq_vectors_array): $(beauty_arch_asm_dir)/irq_vectors.h $(x86_arch_irq_vectors_tbl)
	$(Q)$(SHELL) '$(x86_arch_irq_vectors_tbl)' $(beauty_arch_asm_dir) > $@

x86_arch_MSRs_array := $(beauty_outdir)/x86_arch_MSRs_array.c
x86_arch_MSRs_tbl := $(srctree)/tools/perf/trace/beauty/tracepoints/x86_msr.sh

$(x86_arch_MSRs_array): $(x86_arch_asm_dir)/msr-index.h $(x86_arch_MSRs_tbl)
	$(Q)$(SHELL) '$(x86_arch_MSRs_tbl)' $(x86_arch_asm_dir) > $@

rename_flags_array := $(beauty_outdir)/rename_flags_array.c
rename_flags_tbl := $(srctree)/tools/perf/trace/beauty/rename_flags.sh

$(rename_flags_array): $(beauty_uapi_linux_dir)/fs.h $(rename_flags_tbl)
	$(Q)$(SHELL) '$(rename_flags_tbl)' $(beauty_uapi_linux_dir) > $@

arch_errno_name_array := $(beauty_outdir)/arch_errno_name_array.c
arch_errno_hdr_dir := $(srctree)/tools
arch_errno_tbl := $(srctree)/tools/perf/trace/beauty/arch_errno_names.sh

$(arch_errno_name_array): $(arch_errno_tbl)
	$(Q)$(SHELL) '$(arch_errno_tbl)' '$(patsubst -%,,$(CC))' $(arch_errno_hdr_dir) > $@

statx_mask_array := $(beauty_outdir)/statx_mask_array.c
statx_mask_tbl := $(srctree)/tools/perf/trace/beauty/statx_mask.sh

$(statx_mask_array): $(beauty_uapi_linux_dir)/stat.h $(statx_mask_tbl)
	$(Q)$(SHELL) '$(statx_mask_tbl)' $(beauty_uapi_linux_dir) > $@

sync_file_range_arrays := $(beauty_outdir)/sync_file_range_arrays.c
sync_file_range_tbls := $(srctree)/tools/perf/trace/beauty/sync_file_range.sh

$(sync_file_range_arrays): $(beauty_uapi_linux_dir)/fs.h $(sync_file_range_tbls)
	$(Q)$(SHELL) '$(sync_file_range_tbls)' $(beauty_uapi_linux_dir) > $@

TESTS_CORESIGHT_DIR := $(srctree)/tools/perf/tests/shell/coresight

tests-coresight-targets: FORCE
	$(Q)$(MAKE) -C $(TESTS_CORESIGHT_DIR)

tests-coresight-targets-clean:
	$(call QUIET_CLEAN, coresight)
	$(Q)$(MAKE) -C $(TESTS_CORESIGHT_DIR) O=$(OUTPUT) clean >/dev/null

all: shell_compatibility_test $(ALL_PROGRAMS) $(LANG_BINDINGS) $(OTHER_PROGRAMS) tests-coresight-targets

# Create python binding output directory if not already present
$(shell [ -d '$(OUTPUT)python' ] || mkdir -p '$(OUTPUT)python')

$(OUTPUT)python/perf$(PYTHON_EXTENSION_SUFFIX): util/python.c util/setup.py $(PERFLIBS)
	$(QUIET_GEN)LDSHARED="$(CC) -pthread -shared" \
        CFLAGS='$(CFLAGS)' LDFLAGS='$(LDFLAGS) $(LIBS)' \
	  $(PYTHON_WORD) util/setup.py \
	  --quiet build_ext; \
	cp $(PYTHON_EXTBUILD_LIB)perf*.so $(OUTPUT)python/

python_perf_target:
	@echo "Target is: $(OUTPUT)python/perf$(PYTHON_EXTENSION_SUFFIX)"

please_set_SHELL_PATH_to_a_more_modern_shell:
	$(Q)$$(:)

shell_compatibility_test: please_set_SHELL_PATH_to_a_more_modern_shell

strip: $(PROGRAMS) $(OUTPUT)perf
	$(STRIP) $(STRIP_OPTS) $(PROGRAMS) $(OUTPUT)perf

PERF_IN := $(OUTPUT)perf-in.o
export NO_JEVENTS

build := -f $(srctree)/tools/build/Makefile.build dir=. obj

$(PERF_IN): prepare FORCE
	$(Q)$(MAKE) $(build)=perf

$(LIBPMU_EVENTS_IN): FORCE prepare
	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=pmu-events obj=pmu-events

$(LIBPMU_EVENTS): $(LIBPMU_EVENTS_IN)
	$(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $<

$(LIBPERF_BENCH_IN): FORCE prepare
	$(Q)$(MAKE) $(build)=perf-bench

$(LIBPERF_BENCH): $(LIBPERF_BENCH_IN)
	$(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $<

$(LIBPERF_TEST_IN): FORCE prepare
	$(Q)$(MAKE) $(build)=perf-test

$(LIBPERF_TEST): $(LIBPERF_TEST_IN)
	$(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $<

$(LIBPERF_UI_IN): FORCE prepare
	$(Q)$(MAKE) $(build)=perf-ui

$(LIBPERF_UI): $(LIBPERF_UI_IN)
	$(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $<

$(LIBPERF_UTIL_IN): FORCE prepare
	$(Q)$(MAKE) $(build)=perf-util

$(LIBPERF_UTIL): $(LIBPERF_UTIL_IN)
	$(QUIET_AR)$(RM) $@ && $(AR) rcs $@ $<

$(OUTPUT)perf: $(PERFLIBS) $(PERF_IN)
	$(QUIET_LINK)$(CC) $(CFLAGS) $(LDFLAGS) \
		$(PERF_IN) $(LIBS) -o $@

$(GTK_IN): FORCE prepare
	$(Q)$(MAKE) $(build)=gtk

$(OUTPUT)libperf-gtk.so: $(GTK_IN) $(PERFLIBS)
	$(QUIET_LINK)$(CC) -o $@ -shared $(LDFLAGS) $(filter %.o,$^) $(GTK_LIBS)

$(OUTPUT)common-cmds.h: util/generate-cmdlist.sh command-list.txt

$(OUTPUT)common-cmds.h: $(wildcard Documentation/perf-*.txt)
	$(QUIET_GEN). util/generate-cmdlist.sh > $@+ && mv $@+ $@

$(SCRIPTS) : % : %.sh
	$(QUIET_GEN)$(INSTALL) '$@.sh' '$(OUTPUT)$@'

$(OUTPUT)PERF-VERSION-FILE: .FORCE-PERF-VERSION-FILE
	$(Q)$(SHELL_PATH) util/PERF-VERSION-GEN $(OUTPUT)

# These can record PERF_VERSION
perf.spec $(SCRIPTS) \
	: $(OUTPUT)PERF-VERSION-FILE

.SUFFIXES:

#
# If a target does not match any of the later rules then prefix it by $(OUTPUT)
# This makes targets like 'make O=/tmp/perf perf.o' work in a natural way.
#
ifneq ($(OUTPUT),)
%.o: $(OUTPUT)%.o
	@echo "    # Redirected target $@ => $(OUTPUT)$@"
pmu-events/%.o: $(OUTPUT)pmu-events/%.o
	@echo "    # Redirected target $@ => $(OUTPUT)$@"
util/%.o: $(OUTPUT)util/%.o
	@echo "    # Redirected target $@ => $(OUTPUT)$@"
bench/%.o: $(OUTPUT)bench/%.o
	@echo "    # Redirected target $@ => $(OUTPUT)$@"
tests/%.o: $(OUTPUT)tests/%.o
	@echo "    # Redirected target $@ => $(OUTPUT)$@"
endif

# These two need to be here so that when O= is not used they take precedence
# over the general rule for .o

# get relative building directory (to $(OUTPUT))
# and '.' if it's $(OUTPUT) itself
__build-dir = $(subst $(OUTPUT),,$(dir $@))
build-dir   = $(or $(__build-dir),.)

prepare: $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)common-cmds.h archheaders \
	arm64-sysreg-defs \
	$(fs_at_flags_array) \
	$(clone_flags_array) \
	$(drm_ioctl_array) \
	$(fadvise_advice_array) \
	$(fsconfig_arrays) \
	$(fsmount_arrays) \
	$(fspick_arrays) \
	$(pkey_alloc_access_rights_array) \
	$(sndrv_pcm_ioctl_array) \
	$(sndrv_ctl_ioctl_array) \
	$(kcmp_type_array) \
	$(kvm_ioctl_array) \
	$(socket_arrays) \
	$(sockaddr_arrays) \
	$(vhost_virtio_ioctl_array) \
	$(madvise_behavior_array) \
	$(mmap_flags_array) \
	$(mmap_prot_array) \
	$(mremap_flags_array) \
	$(mount_flags_array) \
	$(move_mount_flags_array) \
	$(perf_ioctl_array) \
	$(prctl_option_array) \
	$(usbdevfs_ioctl_array) \
	$(x86_arch_irq_vectors_array) \
	$(x86_arch_MSRs_array) \
	$(x86_arch_prctl_code_array) \
	$(rename_flags_array) \
	$(arch_errno_name_array) \
	$(statx_mask_array) \
	$(sync_file_range_arrays) \
	$(LIBAPI) \
	$(LIBPERF) \
	$(LIBSUBCMD) \
	$(LIBSYMBOL) \
	bpf-skel

ifdef LIBBPF_STATIC
prepare: $(LIBBPF)
endif

$(OUTPUT)%.o: %.c prepare FORCE
	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

$(OUTPUT)%.i: %.c prepare FORCE
	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

$(OUTPUT)%.s: %.c prepare FORCE
	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

$(OUTPUT)%-bison.o: %.c prepare FORCE
	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

$(OUTPUT)%-flex.o: %.c prepare FORCE
	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

$(OUTPUT)%.o: %.S prepare FORCE
	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

$(OUTPUT)%.i: %.S prepare FORCE
	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=$(build-dir) $@

$(OUTPUT)perf-%: %.o $(PERFLIBS)
	$(QUIET_LINK)$(CC) $(CFLAGS) -o $@ $(LDFLAGS) $(filter %.o,$^) $(LIBS)

ifndef NO_PERF_READ_VDSO32
$(OUTPUT)perf-read-vdso32: perf-read-vdso.c util/find-map.c
	$(QUIET_CC)$(CC) -m32 $(filter -static,$(LDFLAGS)) -Wall -Werror -o $@ perf-read-vdso.c
endif

ifndef NO_PERF_READ_VDSOX32
$(OUTPUT)perf-read-vdsox32: perf-read-vdso.c util/find-map.c
	$(QUIET_CC)$(CC) -mx32 $(filter -static,$(LDFLAGS)) -Wall -Werror -o $@ perf-read-vdso.c
endif

$(OUTPUT)dlfilters/%.o: dlfilters/%.c include/perf/perf_dlfilter.h
	$(Q)$(MKDIR) -p $(OUTPUT)dlfilters
	$(QUIET_CC)$(CC) -c -Iinclude $(EXTRA_CFLAGS) -o $@ -fpic $<

.SECONDARY: $(DLFILTERS:.so=.o)

$(OUTPUT)dlfilters/%.so: $(OUTPUT)dlfilters/%.o
	$(QUIET_LINK)$(CC) $(EXTRA_CFLAGS) -shared -o $@ $<

ifndef NO_JVMTI
LIBJVMTI_IN := $(OUTPUT)jvmti/jvmti-in.o

$(LIBJVMTI_IN): FORCE
	$(Q)$(MAKE) -f $(srctree)/tools/build/Makefile.build dir=jvmti obj=jvmti

$(OUTPUT)$(LIBJVMTI): $(LIBJVMTI_IN)
	$(QUIET_LINK)$(CC) $(LDFLAGS) -shared -Wl,-soname -Wl,$(LIBJVMTI) -o $@ $<
endif

$(patsubst perf-%,%.o,$(PROGRAMS)): $(wildcard */*.h)

$(LIBAPI): FORCE | $(LIBAPI_OUTPUT)
	$(Q)$(MAKE) -C $(LIBAPI_DIR) O=$(LIBAPI_OUTPUT) \
		DESTDIR=$(LIBAPI_DESTDIR) prefix= subdir= \
		$@ install_headers

$(LIBAPI)-clean:
	$(call QUIET_CLEAN, libapi)
	$(Q)$(RM) -r -- $(LIBAPI_OUTPUT)

$(LIBBPF): FORCE | $(LIBBPF_OUTPUT)
	$(Q)$(MAKE) -C $(LIBBPF_DIR) FEATURES_DUMP=$(FEATURE_DUMP_EXPORT) \
		O= OUTPUT=$(LIBBPF_OUTPUT)/ DESTDIR=$(LIBBPF_DESTDIR) prefix= subdir= \
		EXTRA_CFLAGS="-fPIC" $@ install_headers

$(LIBBPF)-clean:
	$(call QUIET_CLEAN, libbpf)
	$(Q)$(RM) -r -- $(LIBBPF_OUTPUT)

$(LIBPERF): FORCE | $(LIBPERF_OUTPUT)
	$(Q)$(MAKE) -C $(LIBPERF_DIR) O=$(LIBPERF_OUTPUT) \
		DESTDIR=$(LIBPERF_DESTDIR) prefix= subdir= \
		$@ install_headers

$(LIBPERF)-clean:
	$(call QUIET_CLEAN, libperf)
	$(Q)$(RM) -r -- $(LIBPERF_OUTPUT)

$(LIBSUBCMD): FORCE | $(LIBSUBCMD_OUTPUT)
	$(Q)$(MAKE) -C $(LIBSUBCMD_DIR) O=$(LIBSUBCMD_OUTPUT) \
		DESTDIR=$(LIBSUBCMD_DESTDIR) prefix= subdir= \
		$@ install_headers

$(LIBSUBCMD)-clean:
	$(call QUIET_CLEAN, libsubcmd)
	$(Q)$(RM) -r -- $(LIBSUBCMD_OUTPUT)

$(LIBSYMBOL): FORCE | $(LIBSYMBOL_OUTPUT)
	$(Q)$(MAKE) -C $(LIBSYMBOL_DIR) O=$(LIBSYMBOL_OUTPUT) \
		DESTDIR=$(LIBSYMBOL_DESTDIR) prefix= subdir= \
		$@ install_headers

$(LIBSYMBOL)-clean:
	$(call QUIET_CLEAN, libsymbol)
	$(Q)$(RM) -r -- $(LIBSYMBOL_OUTPUT)

help:
	@echo 'Perf make targets:'
	@echo '  doc		- make *all* documentation (see below)'
	@echo '  man		- make manpage documentation (access with man <foo>)'
	@echo '  html		- make html documentation'
	@echo '  info		- make GNU info documentation (access with info <foo>)'
	@echo '  pdf		- make pdf documentation'
	@echo '  TAGS		- use etags to make tag information for source browsing'
	@echo '  tags		- use ctags to make tag information for source browsing'
	@echo '  cscope	- use cscope to make interactive browsing database'
	@echo ''
	@echo 'Perf install targets:'
	@echo '  NOTE: documentation build requires asciidoc, xmlto packages to be installed'
	@echo '  HINT: use "prefix" or "DESTDIR" to install to a particular'
	@echo '        path like "make prefix=/usr/local install install-doc"'
	@echo '  install	- install compiled binaries'
	@echo '  install-doc	- install *all* documentation'
	@echo '  install-man	- install manpage documentation'
	@echo '  install-html	- install html documentation'
	@echo '  install-info	- install GNU info documentation'
	@echo '  install-pdf	- install pdf documentation'
	@echo ''
	@echo '  quick-install-doc	- alias for quick-install-man'
	@echo '  quick-install-man	- install the documentation quickly'
	@echo '  quick-install-html	- install the html documentation quickly'
	@echo ''
	@echo 'Perf maintainer targets:'
	@echo '  clean			- clean all binary objects and build output'

DOC_TARGETS := doc man html info pdf

INSTALL_DOC_TARGETS := $(patsubst %,install-%,$(DOC_TARGETS)) try-install-man
INSTALL_DOC_TARGETS += quick-install-doc quick-install-man quick-install-html

# 'make doc' should call 'make -C Documentation all'
$(DOC_TARGETS):
	$(Q)$(MAKE) -C $(DOC_DIR) O=$(OUTPUT) $(@:doc=all) ASCIIDOC_EXTRA=$(ASCIIDOC_EXTRA)

TAG_FOLDERS= . ../lib ../include
TAG_FILES= ../../include/uapi/linux/perf_event.h

TAGS:
	$(QUIET_GEN)$(RM) TAGS; \
	$(FIND) $(TAG_FOLDERS) -name '*.[hcS]' -print -o -name '*.cpp' -print | xargs etags -a $(TAG_FILES)

tags:
	$(QUIET_GEN)$(RM) tags; \
	$(FIND) $(TAG_FOLDERS) -name '*.[hcS]' -print -o -name '*.cpp' -print | xargs ctags -a $(TAG_FILES)

cscope:
	$(QUIET_GEN)$(RM) cscope*; \
	$(FIND) $(TAG_FOLDERS) -name '*.[hcS]' -print -o -name '*.cpp' -print | xargs cscope -b $(TAG_FILES)

### Testing rules

# GNU make supports exporting all variables by "export" without parameters.
# However, the environment gets quite big, and some programs have problems
# with that.

check: $(OUTPUT)common-cmds.h
	if sparse; \
	then \
		for i in *.c */*.c; \
		do \
			sparse $(CFLAGS) $(SPARSE_FLAGS) $$i || exit; \
		done; \
	else \
		exit 1; \
	fi

### Installation rules

ifdef GTK2
install-gtk: $(OUTPUT)libperf-gtk.so
	$(call QUIET_INSTALL, 'GTK UI') \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(libdir_SQ)'; \
		$(INSTALL) $(OUTPUT)libperf-gtk.so '$(DESTDIR_SQ)$(libdir_SQ)'
else
install-gtk:
endif

install-tools: all install-gtk
	$(call QUIET_INSTALL, binaries) \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(bindir_SQ)'; \
		$(INSTALL) $(OUTPUT)perf '$(DESTDIR_SQ)$(bindir_SQ)'; \
		$(LN) '$(DESTDIR_SQ)$(bindir_SQ)/perf' '$(DESTDIR_SQ)$(bindir_SQ)/trace'; \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(includedir_SQ)/perf'; \
		$(INSTALL) -m 644 include/perf/perf_dlfilter.h -t '$(DESTDIR_SQ)$(includedir_SQ)/perf'
ifndef NO_PERF_READ_VDSO32
	$(call QUIET_INSTALL, perf-read-vdso32) \
		$(INSTALL) $(OUTPUT)perf-read-vdso32 '$(DESTDIR_SQ)$(bindir_SQ)';
endif
ifndef NO_PERF_READ_VDSOX32
	$(call QUIET_INSTALL, perf-read-vdsox32) \
		$(INSTALL) $(OUTPUT)perf-read-vdsox32 '$(DESTDIR_SQ)$(bindir_SQ)';
endif
ifndef NO_JVMTI
	$(call QUIET_INSTALL, $(LIBJVMTI)) \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(libdir_SQ)'; \
		$(INSTALL) $(OUTPUT)$(LIBJVMTI) '$(DESTDIR_SQ)$(libdir_SQ)';
endif
	$(call QUIET_INSTALL, libexec) \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'
	$(call QUIET_INSTALL, perf-archive) \
		$(INSTALL) $(OUTPUT)perf-archive -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'
	$(call QUIET_INSTALL, perf-iostat) \
		$(INSTALL) $(OUTPUT)perf-iostat -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'
ifndef NO_LIBAUDIT
	$(call QUIET_INSTALL, strace/groups) \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(STRACE_GROUPS_INSTDIR_SQ)'; \
		$(INSTALL) trace/strace/groups/* -m 644 -t '$(DESTDIR_SQ)$(STRACE_GROUPS_INSTDIR_SQ)'
endif
ifndef NO_LIBPERL
	$(call QUIET_INSTALL, perl-scripts) \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/Perf-Trace-Util/lib/Perf/Trace'; \
		$(INSTALL) scripts/perl/Perf-Trace-Util/lib/Perf/Trace/* -m 644 -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/Perf-Trace-Util/lib/Perf/Trace'; \
		$(INSTALL) scripts/perl/*.pl -m 644 -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl'; \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/bin'; \
		$(INSTALL) scripts/perl/bin/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/bin'
endif
ifndef NO_LIBPYTHON
	$(call QUIET_INSTALL, python-scripts) \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/Perf-Trace-Util/lib/Perf/Trace'; \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/bin'; \
		$(INSTALL) scripts/python/Perf-Trace-Util/lib/Perf/Trace/* -m 644 -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/Perf-Trace-Util/lib/Perf/Trace'; \
		$(INSTALL) scripts/python/*.py -m 644 -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python'; \
		$(INSTALL) scripts/python/bin/* -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/python/bin'
endif
	$(call QUIET_INSTALL, dlfilters) \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/dlfilters'; \
		$(INSTALL) $(DLFILTERS) '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/dlfilters';
	$(call QUIET_INSTALL, perf_completion-script) \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(sysconfdir_SQ)/bash_completion.d'; \
		$(INSTALL) perf-completion.sh -m 644 '$(DESTDIR_SQ)$(sysconfdir_SQ)/bash_completion.d/perf'
	$(call QUIET_INSTALL, perf-tip) \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(tip_instdir_SQ)'; \
		$(INSTALL) Documentation/tips.txt -m 644 -t '$(DESTDIR_SQ)$(tip_instdir_SQ)'

install-tests: all install-gtk
	$(call QUIET_INSTALL, tests) \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests'; \
		$(INSTALL) tests/attr.py -m 644 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests'; \
		$(INSTALL) tests/pe-file.exe* '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests'; \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/attr'; \
		$(INSTALL) tests/attr/* -m 644 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/attr'; \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/shell'; \
		$(INSTALL) tests/shell/*.sh '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/shell'; \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/shell/lib'; \
		$(INSTALL) tests/shell/lib/*.sh -m 644 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/shell/lib'; \
		$(INSTALL) tests/shell/lib/*.py -m 644 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/shell/lib'; \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/shell/common'; \
		$(INSTALL) tests/shell/common/*.sh '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/shell/common'; \
		$(INSTALL) tests/shell/common/*.pl '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/shell/common'; \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/shell/base_probe'; \
		$(INSTALL) tests/shell/base_probe/*.sh '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/shell/base_probe'; \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/shell/base_report'; \
		$(INSTALL) tests/shell/base_probe/*.sh '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/shell/base_report'; \
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/shell/coresight' ; \
		$(INSTALL) tests/shell/coresight/*.sh '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/shell/coresight'
	$(Q)$(MAKE) -C tests/shell/coresight install-tests

install-bin: install-tools install-tests

install: install-bin try-install-man

install-python_ext:
	$(PYTHON_WORD) util/setup.py --quiet install --root='/$(DESTDIR_SQ)'

# 'make install-doc' should call 'make -C Documentation install'
$(INSTALL_DOC_TARGETS):
	$(Q)$(MAKE) -C $(DOC_DIR) O=$(OUTPUT) $(@:-doc=) ASCIIDOC_EXTRA=$(ASCIIDOC_EXTRA) subdir=

### Cleaning rules

python-clean:
	$(python-clean)

SKEL_OUT := $(abspath $(OUTPUT)util/bpf_skel)
SKEL_TMP_OUT := $(abspath $(SKEL_OUT)/.tmp)
SKELETONS := $(SKEL_OUT)/bpf_prog_profiler.skel.h
SKELETONS += $(SKEL_OUT)/bperf_leader.skel.h $(SKEL_OUT)/bperf_follower.skel.h
SKELETONS += $(SKEL_OUT)/bperf_cgroup.skel.h $(SKEL_OUT)/func_latency.skel.h
SKELETONS += $(SKEL_OUT)/off_cpu.skel.h $(SKEL_OUT)/lock_contention.skel.h
SKELETONS += $(SKEL_OUT)/kwork_trace.skel.h $(SKEL_OUT)/sample_filter.skel.h
SKELETONS += $(SKEL_OUT)/kwork_top.skel.h
SKELETONS += $(SKEL_OUT)/bench_uprobe.skel.h
SKELETONS += $(SKEL_OUT)/augmented_raw_syscalls.skel.h

$(SKEL_TMP_OUT) $(LIBAPI_OUTPUT) $(LIBBPF_OUTPUT) $(LIBPERF_OUTPUT) $(LIBSUBCMD_OUTPUT) $(LIBSYMBOL_OUTPUT):
	$(Q)$(MKDIR) -p $@

ifeq ($(CONFIG_PERF_BPF_SKEL),y)
BPFTOOL := $(SKEL_TMP_OUT)/bootstrap/bpftool
# Get Clang's default includes on this system, as opposed to those seen by
# '--target=bpf'. This fixes "missing" files on some architectures/distros,
# such as asm/byteorder.h, asm/socket.h, asm/sockios.h, sys/cdefs.h etc.
#
# Use '-idirafter': Don't interfere with include mechanics except where the
# build would have failed anyways.
define get_sys_includes
$(shell $(1) $(2) -v -E - </dev/null 2>&1 \
       | sed -n '/<...> search starts here:/,/End of search list./{ s| $/.*$|-idirafter \1|p }') \
$(shell $(1) $(2) -dM -E - </dev/null | grep '__riscv_xlen ' | awk '{printf("-D__riscv_xlen=%d -D__BITS_PER_LONG=%d", $$3, $$3)}')
endef

ifneq ($(CROSS_COMPILE),)
CLANG_TARGET_ARCH = --target=$(notdir $(CROSS_COMPILE:%-=%))
endif

CLANG_OPTIONS = -Wall
CLANG_SYS_INCLUDES = $(call get_sys_includes,$(CLANG),$(CLANG_TARGET_ARCH))
BPF_INCLUDE := -I$(SKEL_TMP_OUT)/.. -I$(LIBBPF_INCLUDE) $(CLANG_SYS_INCLUDES)
TOOLS_UAPI_INCLUDE := -I$(srctree)/tools/include/uapi

ifneq ($(WERROR),0)
  CLANG_OPTIONS += -Werror
endif

$(BPFTOOL): | $(SKEL_TMP_OUT)
	$(Q)CFLAGS= $(MAKE) -C ../bpf/bpftool \
		OUTPUT=$(SKEL_TMP_OUT)/ bootstrap

# Paths to search for a kernel to generate vmlinux.h from.
VMLINUX_BTF_ELF_PATHS ?= $(if $(O),$(O)/vmlinux)			\
		     $(if $(KBUILD_OUTPUT),$(KBUILD_OUTPUT)/vmlinux)	\
		     ../../vmlinux					\
		     /boot/vmlinux-$(shell uname -r)

# Paths to BTF information.
VMLINUX_BTF_BTF_PATHS ?= /sys/kernel/btf/vmlinux

# Filter out kernels that don't exist or without a BTF section.
VMLINUX_BTF_ELF_ABSPATHS ?= $(abspath $(wildcard $(VMLINUX_BTF_ELF_PATHS)))
VMLINUX_BTF_PATHS ?= $(shell for file in $(VMLINUX_BTF_ELF_ABSPATHS); \
			do \
				if [ -f $$file ] && ($(READELF) -S "$$file" | grep -q .BTF); \
				then \
					echo "$$file"; \
				fi; \
			done) \
			$(wildcard $(VMLINUX_BTF_BTF_PATHS))

# Select the first as the source of vmlinux.h.
VMLINUX_BTF ?= $(firstword $(VMLINUX_BTF_PATHS))

ifeq ($(VMLINUX_H),)
  ifeq ($(VMLINUX_BTF),)
    $(error Missing bpftool input for generating vmlinux.h)
  endif
endif

$(SKEL_OUT)/vmlinux.h: $(VMLINUX_BTF) $(BPFTOOL) $(VMLINUX_H)
ifeq ($(VMLINUX_H),)
	$(QUIET_GEN)$(BPFTOOL) btf dump file $< format c > $@
else
	$(Q)cp "$(VMLINUX_H)" $@
endif

$(SKEL_TMP_OUT)/%.bpf.o: util/bpf_skel/%.bpf.c $(LIBBPF) $(SKEL_OUT)/vmlinux.h | $(SKEL_TMP_OUT)
	$(QUIET_CLANG)$(CLANG) -g -O2 --target=bpf $(CLANG_OPTIONS) $(BPF_INCLUDE) $(TOOLS_UAPI_INCLUDE) \
	  -c $(filter util/bpf_skel/%.bpf.c,$^) -o $@

$(SKEL_OUT)/%.skel.h: $(SKEL_TMP_OUT)/%.bpf.o | $(BPFTOOL)
	$(QUIET_GENSKEL)$(BPFTOOL) gen skeleton $< > $@

bpf-skel: $(SKELETONS)

.PRECIOUS: $(SKEL_TMP_OUT)/%.bpf.o

else # CONFIG_PERF_BPF_SKEL

bpf-skel:

endif # CONFIG_PERF_BPF_SKEL

bpf-skel-clean:
	$(call QUIET_CLEAN, bpf-skel) $(RM) -r $(SKEL_TMP_OUT) $(SKELETONS) $(SKEL_OUT)/vmlinux.h

clean:: $(LIBAPI)-clean $(LIBBPF)-clean $(LIBSUBCMD)-clean $(LIBSYMBOL)-clean $(LIBPERF)-clean \
		arm64-sysreg-defs-clean fixdep-clean python-clean bpf-skel-clean \
		tests-coresight-targets-clean
	$(call QUIET_CLEAN, core-objs)  $(RM) $(LIBPERF_A) $(OUTPUT)perf-archive \
		$(OUTPUT)perf-iostat $(LANG_BINDINGS)
	$(Q)find $(or $(OUTPUT),.) -name '*.o' -delete -o -name '*.a' -delete -o \
		-name '\.*.cmd' -delete -o -name '\.*.d' -delete -o -name '*.shellcheck_log' -delete
	$(Q)$(RM) $(OUTPUT).config-detected
	$(call QUIET_CLEAN, core-progs) $(RM) $(ALL_PROGRAMS) perf perf-read-vdso32 \
		perf-read-vdsox32 $(OUTPUT)$(LIBJVMTI).so
	$(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* \
		$(OUTPUT)util/intel-pt-decoder/inat-tables.c \
		$(OUTPUT)tests/llvm-src-{base,kbuild,prologue,relocation}.c \
		$(OUTPUT)pmu-events/pmu-events.c \
		$(OUTPUT)pmu-events/test-empty-pmu-events.c \
		$(OUTPUT)pmu-events/empty-pmu-events.log \
		$(OUTPUT)pmu-events/metric_test.log \
		$(OUTPUT)$(fadvise_advice_array) \
		$(OUTPUT)$(fsconfig_arrays) \
		$(OUTPUT)$(fsmount_arrays) \
		$(OUTPUT)$(fspick_arrays) \
		$(OUTPUT)$(madvise_behavior_array) \
		$(OUTPUT)$(mmap_flags_array) \
		$(OUTPUT)$(mmap_prot_array) \
		$(OUTPUT)$(mremap_flags_array) \
		$(OUTPUT)$(mount_flags_array) \
		$(OUTPUT)$(move_mount_flags_array) \
		$(OUTPUT)$(drm_ioctl_array) \
		$(OUTPUT)$(pkey_alloc_access_rights_array) \
		$(OUTPUT)$(sndrv_ctl_ioctl_array) \
		$(OUTPUT)$(sndrv_pcm_ioctl_array) \
		$(OUTPUT)$(kvm_ioctl_array) \
		$(OUTPUT)$(kcmp_type_array) \
		$(OUTPUT)$(socket_arrays) \
		$(OUTPUT)$(sockaddr_arrays) \
		$(OUTPUT)$(vhost_virtio_ioctl_array) \
		$(OUTPUT)$(perf_ioctl_array) \
		$(OUTPUT)$(prctl_option_array) \
		$(OUTPUT)$(usbdevfs_ioctl_array) \
		$(OUTPUT)$(x86_arch_irq_vectors_array) \
		$(OUTPUT)$(x86_arch_MSRs_array) \
		$(OUTPUT)$(x86_arch_prctl_code_array) \
		$(OUTPUT)$(rename_flags_array) \
		$(OUTPUT)$(arch_errno_name_array) \
		$(OUTPUT)$(sync_file_range_arrays)
	$(call QUIET_CLEAN, Documentation) \
	$(MAKE) -C $(DOC_DIR) O=$(OUTPUT) clean >/dev/null

#
# To provide FEATURE-DUMP into $(FEATURE_DUMP_COPY)
# file if defined, with no further action.
feature-dump:
ifdef FEATURE_DUMP_COPY
	@cp $(OUTPUT)FEATURE-DUMP $(FEATURE_DUMP_COPY)
	@echo "FEATURE-DUMP file copied into $(FEATURE_DUMP_COPY)"
else
	@echo "FEATURE-DUMP file available in $(OUTPUT)FEATURE-DUMP"
endif

FORCE:

.PHONY: all install clean config-clean strip install-gtk
.PHONY: shell_compatibility_test please_set_SHELL_PATH_to_a_more_modern_shell
.PHONY: .FORCE-PERF-VERSION-FILE TAGS tags cscope FORCE prepare
.PHONY: archheaders python_perf_target

endif # force_fixdep

# Delete partially updated (corrupted) files on error
.DELETE_ON_ERROR:

Batal

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