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-rw-r--r--tools/perf/Makefile.config1371
1 files changed, 1371 insertions, 0 deletions
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
new file mode 100644
index 000000000..fac6ba07e
--- /dev/null
+++ b/tools/perf/Makefile.config
@@ -0,0 +1,1371 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+ifeq ($(src-perf),)
+src-perf := $(srctree)/tools/perf
+endif
+
+ifeq ($(obj-perf),)
+obj-perf := $(OUTPUT)
+endif
+
+ifneq ($(obj-perf),)
+obj-perf := $(abspath $(obj-perf))/
+endif
+
+$(shell printf "" > $(OUTPUT).config-detected)
+detected = $(shell echo "$(1)=y" >> $(OUTPUT).config-detected)
+detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected)
+
+CFLAGS := $(EXTRA_CFLAGS) $(filter-out -Wnested-externs,$(EXTRA_WARNINGS))
+HOSTCFLAGS := $(filter-out -Wnested-externs,$(EXTRA_WARNINGS))
+
+# Enabled Wthread-safety analysis for clang builds.
+ifeq ($(CC_NO_CLANG), 0)
+ CFLAGS += -Wthread-safety
+endif
+
+include $(srctree)/tools/scripts/Makefile.arch
+
+$(call detected_var,SRCARCH)
+
+NO_PERF_REGS := 1
+
+ifneq ($(NO_SYSCALL_TABLE),1)
+ NO_SYSCALL_TABLE := 1
+
+ ifeq ($(SRCARCH),x86)
+ ifeq (${IS_64_BIT}, 1)
+ NO_SYSCALL_TABLE := 0
+ endif
+ else
+ ifeq ($(SRCARCH),$(filter $(SRCARCH),powerpc arm64 s390 mips))
+ NO_SYSCALL_TABLE := 0
+ endif
+ endif
+
+ ifneq ($(NO_SYSCALL_TABLE),1)
+ CFLAGS += -DHAVE_SYSCALL_TABLE_SUPPORT
+ endif
+endif
+
+# Additional ARCH settings for ppc
+ifeq ($(SRCARCH),powerpc)
+ NO_PERF_REGS := 0
+ CFLAGS += -I$(OUTPUT)arch/powerpc/include/generated
+ LIBUNWIND_LIBS := -lunwind -lunwind-ppc64
+endif
+
+# Additional ARCH settings for x86
+ifeq ($(SRCARCH),x86)
+ $(call detected,CONFIG_X86)
+ ifeq (${IS_64_BIT}, 1)
+ CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT -I$(OUTPUT)arch/x86/include/generated
+ ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
+ LIBUNWIND_LIBS = -lunwind-x86_64 -lunwind -llzma
+ $(call detected,CONFIG_X86_64)
+ else
+ LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind
+ endif
+ NO_PERF_REGS := 0
+endif
+
+ifeq ($(SRCARCH),arm)
+ NO_PERF_REGS := 0
+ LIBUNWIND_LIBS = -lunwind -lunwind-arm
+endif
+
+ifeq ($(SRCARCH),arm64)
+ NO_PERF_REGS := 0
+ CFLAGS += -I$(OUTPUT)arch/arm64/include/generated
+ LIBUNWIND_LIBS = -lunwind -lunwind-aarch64
+endif
+
+ifeq ($(SRCARCH),riscv)
+ NO_PERF_REGS := 0
+endif
+
+ifeq ($(SRCARCH),csky)
+ NO_PERF_REGS := 0
+endif
+
+ifeq ($(ARCH),s390)
+ NO_PERF_REGS := 0
+ CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include/generated
+endif
+
+ifeq ($(ARCH),mips)
+ NO_PERF_REGS := 0
+ CFLAGS += -I$(OUTPUT)arch/mips/include/generated
+ LIBUNWIND_LIBS = -lunwind -lunwind-mips
+endif
+
+ifeq ($(NO_PERF_REGS),0)
+ $(call detected,CONFIG_PERF_REGS)
+endif
+
+# So far there's only x86 and arm libdw unwind support merged in perf.
+# Disable it on all other architectures in case libdw unwind
+# support is detected in system. Add supported architectures
+# to the check.
+ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm arm64 powerpc s390 csky riscv))
+ NO_LIBDW_DWARF_UNWIND := 1
+endif
+
+ifeq ($(LIBUNWIND_LIBS),)
+ NO_LIBUNWIND := 1
+endif
+#
+# For linking with debug library, run like:
+#
+# make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
+#
+
+libunwind_arch_set_flags = $(eval $(libunwind_arch_set_flags_code))
+define libunwind_arch_set_flags_code
+ FEATURE_CHECK_CFLAGS-libunwind-$(1) = -I$(LIBUNWIND_DIR)/include
+ FEATURE_CHECK_LDFLAGS-libunwind-$(1) = -L$(LIBUNWIND_DIR)/lib
+endef
+
+ifdef LIBUNWIND_DIR
+ LIBUNWIND_CFLAGS = -I$(LIBUNWIND_DIR)/include
+ LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib
+ LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64
+ $(foreach libunwind_arch,$(LIBUNWIND_ARCHS),$(call libunwind_arch_set_flags,$(libunwind_arch)))
+endif
+
+# Set per-feature check compilation flags
+FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_CFLAGS)
+FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
+FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS)
+FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS) $(LIBUNWIND_LIBS)
+
+FEATURE_CHECK_LDFLAGS-libunwind-arm += -lunwind -lunwind-arm
+FEATURE_CHECK_LDFLAGS-libunwind-aarch64 += -lunwind -lunwind-aarch64
+FEATURE_CHECK_LDFLAGS-libunwind-x86 += -lunwind -llzma -lunwind-x86
+FEATURE_CHECK_LDFLAGS-libunwind-x86_64 += -lunwind -llzma -lunwind-x86_64
+
+FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto
+
+ifdef CSINCLUDES
+ LIBOPENCSD_CFLAGS := -I$(CSINCLUDES)
+endif
+OPENCSDLIBS := -lopencsd_c_api -lopencsd
+ifeq ($(findstring -static,${LDFLAGS}),-static)
+ OPENCSDLIBS += -lstdc++
+endif
+ifdef CSLIBS
+ LIBOPENCSD_LDFLAGS := -L$(CSLIBS)
+endif
+FEATURE_CHECK_CFLAGS-libopencsd := $(LIBOPENCSD_CFLAGS)
+FEATURE_CHECK_LDFLAGS-libopencsd := $(LIBOPENCSD_LDFLAGS) $(OPENCSDLIBS)
+
+ifeq ($(NO_PERF_REGS),0)
+ CFLAGS += -DHAVE_PERF_REGS_SUPPORT
+endif
+
+# for linking with debug library, run like:
+# make DEBUG=1 LIBDW_DIR=/opt/libdw/
+ifdef LIBDW_DIR
+ LIBDW_CFLAGS := -I$(LIBDW_DIR)/include
+ LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
+endif
+DWARFLIBS := -ldw
+ifeq ($(findstring -static,${LDFLAGS}),-static)
+ DWARFLIBS += -lelf -lebl -ldl -lz -llzma -lbz2
+endif
+FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS)
+FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) $(DWARFLIBS)
+
+# for linking with debug library, run like:
+# make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/
+ifdef LIBBABELTRACE_DIR
+ LIBBABELTRACE_CFLAGS := -I$(LIBBABELTRACE_DIR)/include
+ LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib
+endif
+FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS)
+FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf
+
+ifdef LIBZSTD_DIR
+ LIBZSTD_CFLAGS := -I$(LIBZSTD_DIR)/lib
+ LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib
+endif
+FEATURE_CHECK_CFLAGS-libzstd := $(LIBZSTD_CFLAGS)
+FEATURE_CHECK_LDFLAGS-libzstd := $(LIBZSTD_LDFLAGS)
+
+FEATURE_CHECK_CFLAGS-bpf = -I. -I$(srctree)/tools/include -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi -I$(srctree)/tools/include/uapi
+# include ARCH specific config
+-include $(src-perf)/arch/$(SRCARCH)/Makefile
+
+ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
+ CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
+endif
+
+include $(srctree)/tools/scripts/utilities.mak
+
+ifeq ($(call get-executable,$(FLEX)),)
+ dummy := $(error Error: $(FLEX) is missing on this system, please install it)
+endif
+
+ifeq ($(call get-executable,$(BISON)),)
+ dummy := $(error Error: $(BISON) is missing on this system, please install it)
+endif
+
+ifneq ($(OUTPUT),)
+ ifeq ($(shell expr $(shell $(BISON) --version | grep bison | sed -e 's/.\+ \([0-9]\+\).\([0-9]\+\).\([0-9]\+\)/\1\2\3/g') \>\= 371), 1)
+ BISON_FILE_PREFIX_MAP := --file-prefix-map=$(OUTPUT)=
+ endif
+endif
+
+# Treat warnings as errors unless directed not to
+ifneq ($(WERROR),0)
+ CORE_CFLAGS += -Werror
+ CXXFLAGS += -Werror
+ HOSTCFLAGS += -Werror
+endif
+
+ifndef DEBUG
+ DEBUG := 0
+endif
+
+ifeq ($(DEBUG),0)
+ifeq ($(CC_NO_CLANG), 0)
+ CORE_CFLAGS += -O3
+else
+ CORE_CFLAGS += -O6
+endif
+endif
+
+ifdef PARSER_DEBUG
+ PARSER_DEBUG_BISON := -t
+ PARSER_DEBUG_FLEX := -d
+ CFLAGS += -DPARSER_DEBUG
+ $(call detected_var,PARSER_DEBUG_BISON)
+ $(call detected_var,PARSER_DEBUG_FLEX)
+endif
+
+# Try different combinations to accommodate systems that only have
+# python[2][3]-config in weird combinations in the following order of
+# priority from lowest to highest:
+# * python2-config as per pep-0394.
+# * python-config
+# * python3-config
+# * $(PYTHON)-config (If PYTHON is user supplied but PYTHON_CONFIG isn't)
+#
+PYTHON_AUTO := python-config
+PYTHON_AUTO := $(if $(call get-executable,python2-config),python2-config,$(PYTHON_AUTO))
+PYTHON_AUTO := $(if $(call get-executable,python-config),python-config,$(PYTHON_AUTO))
+PYTHON_AUTO := $(if $(call get-executable,python3-config),python3-config,$(PYTHON_AUTO))
+
+# If PYTHON is defined but PYTHON_CONFIG isn't, then take $(PYTHON)-config as if it was the user
+# supplied value for PYTHON_CONFIG. Because it's "user supplied", error out if it doesn't exist.
+ifdef PYTHON
+ ifndef PYTHON_CONFIG
+ PYTHON_CONFIG_AUTO := $(call get-executable,$(PYTHON)-config)
+ PYTHON_CONFIG := $(if $(PYTHON_CONFIG_AUTO),$(PYTHON_CONFIG_AUTO),\
+ $(call $(error $(PYTHON)-config not found)))
+ endif
+endif
+
+# Select either auto detected python and python-config or use user supplied values if they are
+# defined. get-executable-or-default fails with an error if the first argument is supplied but
+# doesn't exist.
+override PYTHON_CONFIG := $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON_AUTO))
+override PYTHON := $(call get-executable-or-default,PYTHON,$(subst -config,,$(PYTHON_CONFIG)))
+
+grep-libs = $(filter -l%,$(1))
+strip-libs = $(filter-out -l%,$(1))
+
+PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
+
+# Python 3.8 changed the output of `python-config --ldflags` to not include the
+# '-lpythonX.Y' flag unless '--embed' is also passed. The feature check for
+# libpython fails if that flag is not included in LDFLAGS
+ifeq ($(shell $(PYTHON_CONFIG_SQ) --ldflags --embed 2>&1 1>/dev/null; echo $$?), 0)
+ PYTHON_CONFIG_LDFLAGS := --ldflags --embed
+else
+ PYTHON_CONFIG_LDFLAGS := --ldflags
+endif
+
+ifdef PYTHON_CONFIG
+ PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) $(PYTHON_CONFIG_LDFLAGS) 2>/dev/null)
+ PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
+ PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil
+ PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --includes 2>/dev/null)
+ FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
+ ifeq ($(CC_NO_CLANG), 0)
+ PYTHON_EMBED_CCOPTS := $(filter-out -ffat-lto-objects, $(PYTHON_EMBED_CCOPTS))
+ endif
+endif
+
+FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
+FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
+
+FEATURE_CHECK_LDFLAGS-libaio = -lrt
+
+CORE_CFLAGS += -fno-omit-frame-pointer
+CORE_CFLAGS += -ggdb3
+CORE_CFLAGS += -funwind-tables
+CORE_CFLAGS += -Wall
+CORE_CFLAGS += -Wextra
+CORE_CFLAGS += -std=gnu99
+
+CXXFLAGS += -std=gnu++14 -fno-exceptions -fno-rtti
+CXXFLAGS += -Wall
+CXXFLAGS += -fno-omit-frame-pointer
+CXXFLAGS += -ggdb3
+CXXFLAGS += -funwind-tables
+CXXFLAGS += -Wno-strict-aliasing
+
+HOSTCFLAGS += -Wall
+HOSTCFLAGS += -Wextra
+
+# Enforce a non-executable stack, as we may regress (again) in the future by
+# adding assembler files missing the .GNU-stack linker note.
+LDFLAGS += -Wl,-z,noexecstack
+
+EXTLIBS = -lpthread -lrt -lm -ldl
+
+ifneq ($(TCMALLOC),)
+ CFLAGS += -fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-free
+ EXTLIBS += -ltcmalloc
+endif
+
+ifeq ($(FEATURES_DUMP),)
+# We will display at the end of this Makefile.config, using $(call feature_display_entries),
+# as we may retry some feature detection here.
+ FEATURE_DISPLAY_DEFERRED := 1
+include $(srctree)/tools/build/Makefile.feature
+else
+include $(FEATURES_DUMP)
+endif
+
+ifeq ($(feature-stackprotector-all), 1)
+ CORE_CFLAGS += -fstack-protector-all
+endif
+
+ifeq ($(DEBUG),0)
+ ifeq ($(feature-fortify-source), 1)
+ CORE_CFLAGS += -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2
+ endif
+endif
+
+INC_FLAGS += -I$(srctree)/tools/lib/perf/include
+INC_FLAGS += -I$(src-perf)/util/include
+INC_FLAGS += -I$(src-perf)/arch/$(SRCARCH)/include
+INC_FLAGS += -I$(srctree)/tools/include/
+INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/uapi
+INC_FLAGS += -I$(srctree)/tools/include/uapi
+INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/include/
+INC_FLAGS += -I$(srctree)/tools/arch/$(SRCARCH)/
+
+# $(obj-perf) for generated common-cmds.h
+# $(obj-perf)/util for generated bison/flex headers
+ifneq ($(OUTPUT),)
+INC_FLAGS += -I$(obj-perf)/util
+INC_FLAGS += -I$(obj-perf)
+endif
+
+INC_FLAGS += -I$(src-perf)/util
+INC_FLAGS += -I$(src-perf)
+INC_FLAGS += -I$(srctree)/tools/lib/
+
+CORE_CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
+
+CFLAGS += $(CORE_CFLAGS) $(INC_FLAGS)
+CXXFLAGS += $(INC_FLAGS)
+
+LIBPERF_CFLAGS := $(CORE_CFLAGS) $(EXTRA_CFLAGS)
+
+ifeq ($(feature-pthread-attr-setaffinity-np), 1)
+ CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
+endif
+
+ifeq ($(feature-pthread-barrier), 1)
+ CFLAGS += -DHAVE_PTHREAD_BARRIER
+endif
+
+ifndef NO_BIONIC
+ $(call feature_check,bionic)
+ ifeq ($(feature-bionic), 1)
+ BIONIC := 1
+ CFLAGS += -DLACKS_SIGQUEUE_PROTOTYPE
+ CFLAGS += -DLACKS_OPEN_MEMSTREAM_PROTOTYPE
+ EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
+ EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
+ endif
+endif
+
+ifeq ($(feature-eventfd), 1)
+ CFLAGS += -DHAVE_EVENTFD_SUPPORT
+endif
+
+ifeq ($(feature-get_current_dir_name), 1)
+ CFLAGS += -DHAVE_GET_CURRENT_DIR_NAME
+endif
+
+ifeq ($(feature-gettid), 1)
+ CFLAGS += -DHAVE_GETTID
+endif
+
+ifeq ($(feature-file-handle), 1)
+ CFLAGS += -DHAVE_FILE_HANDLE
+endif
+
+ifdef NO_LIBELF
+ NO_DWARF := 1
+ NO_DEMANGLE := 1
+ NO_LIBUNWIND := 1
+ NO_LIBDW_DWARF_UNWIND := 1
+ NO_LIBBPF := 1
+ NO_JVMTI := 1
+else
+ ifeq ($(feature-libelf), 0)
+ ifeq ($(feature-glibc), 1)
+ LIBC_SUPPORT := 1
+ endif
+ ifeq ($(BIONIC),1)
+ LIBC_SUPPORT := 1
+ endif
+ ifeq ($(LIBC_SUPPORT),1)
+ msg := $(warning No libelf found. Disables 'probe' tool, jvmti and BPF support in 'perf record'. Please install libelf-dev, libelf-devel or elfutils-libelf-devel);
+
+ NO_LIBELF := 1
+ NO_DWARF := 1
+ NO_DEMANGLE := 1
+ NO_LIBUNWIND := 1
+ NO_LIBDW_DWARF_UNWIND := 1
+ NO_LIBBPF := 1
+ NO_JVMTI := 1
+ else
+ ifneq ($(filter s% -fsanitize=address%,$(EXTRA_CFLAGS),),)
+ ifneq ($(shell ldconfig -p | grep libasan >/dev/null 2>&1; echo $$?), 0)
+ msg := $(error No libasan found, please install libasan);
+ endif
+ endif
+
+ ifneq ($(filter s% -fsanitize=undefined%,$(EXTRA_CFLAGS),),)
+ ifneq ($(shell ldconfig -p | grep libubsan >/dev/null 2>&1; echo $$?), 0)
+ msg := $(error No libubsan found, please install libubsan);
+ endif
+ endif
+
+ ifneq ($(filter s% -static%,$(LDFLAGS),),)
+ msg := $(error No static glibc found, please install glibc-static);
+ else
+ msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
+ endif
+ endif
+ else
+ ifndef NO_LIBDW_DWARF_UNWIND
+ ifneq ($(feature-libdw-dwarf-unwind),1)
+ NO_LIBDW_DWARF_UNWIND := 1
+ msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
+ endif
+ endif
+ ifneq ($(feature-dwarf), 1)
+ ifndef NO_DWARF
+ msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev);
+ NO_DWARF := 1
+ endif
+ else
+ ifneq ($(feature-dwarf_getlocations), 1)
+ msg := $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.157);
+ else
+ CFLAGS += -DHAVE_DWARF_GETLOCATIONS_SUPPORT
+ endif # dwarf_getlocations
+ endif # Dwarf support
+ endif # libelf support
+endif # NO_LIBELF
+
+ifeq ($(feature-glibc), 1)
+ CFLAGS += -DHAVE_GLIBC_SUPPORT
+endif
+
+ifeq ($(feature-libaio), 1)
+ ifndef NO_AIO
+ CFLAGS += -DHAVE_AIO_SUPPORT
+ endif
+endif
+
+ifdef NO_DWARF
+ NO_LIBDW_DWARF_UNWIND := 1
+endif
+
+ifeq ($(feature-sched_getcpu), 1)
+ CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT
+endif
+
+ifeq ($(feature-setns), 1)
+ CFLAGS += -DHAVE_SETNS_SUPPORT
+ $(call detected,CONFIG_SETNS)
+endif
+
+ifdef CORESIGHT
+ $(call feature_check,libopencsd)
+ ifeq ($(feature-libopencsd), 1)
+ CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPENCSD_CFLAGS)
+ ifeq ($(feature-reallocarray), 0)
+ CFLAGS += -DCOMPAT_NEED_REALLOCARRAY
+ endif
+ LDFLAGS += $(LIBOPENCSD_LDFLAGS)
+ EXTLIBS += $(OPENCSDLIBS)
+ $(call detected,CONFIG_LIBOPENCSD)
+ ifdef CSTRACE_RAW
+ CFLAGS += -DCS_DEBUG_RAW
+ ifeq (${CSTRACE_RAW}, packed)
+ CFLAGS += -DCS_RAW_PACKED
+ endif
+ endif
+ else
+ dummy := $(error Error: No libopencsd library found or the version is not up-to-date. Please install recent libopencsd to build with CORESIGHT=1)
+ endif
+endif
+
+ifndef NO_LIBELF
+ CFLAGS += -DHAVE_LIBELF_SUPPORT
+ EXTLIBS += -lelf
+ $(call detected,CONFIG_LIBELF)
+
+ ifeq ($(feature-libelf-getphdrnum), 1)
+ CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
+ endif
+
+ ifeq ($(feature-libelf-gelf_getnote), 1)
+ CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT
+ else
+ msg := $(warning gelf_getnote() not found on libelf, SDT support disabled);
+ endif
+
+ ifeq ($(feature-libelf-getshdrstrndx), 1)
+ CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT
+ endif
+
+ ifndef NO_LIBDEBUGINFOD
+ $(call feature_check,libdebuginfod)
+ ifeq ($(feature-libdebuginfod), 1)
+ CFLAGS += -DHAVE_DEBUGINFOD_SUPPORT
+ EXTLIBS += -ldebuginfod
+ endif
+ endif
+
+ ifndef NO_DWARF
+ ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
+ msg := $(warning DWARF register mappings have not been defined for architecture $(SRCARCH), DWARF support disabled);
+ NO_DWARF := 1
+ else
+ CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
+ LDFLAGS += $(LIBDW_LDFLAGS)
+ EXTLIBS += ${DWARFLIBS}
+ $(call detected,CONFIG_DWARF)
+ endif # PERF_HAVE_DWARF_REGS
+ endif # NO_DWARF
+
+ ifndef NO_LIBBPF
+ ifeq ($(feature-bpf), 1)
+ CFLAGS += -DHAVE_LIBBPF_SUPPORT
+ $(call detected,CONFIG_LIBBPF)
+
+ # detecting libbpf without LIBBPF_DYNAMIC, so make VF=1 shows libbpf detection status
+ $(call feature_check,libbpf)
+ ifdef LIBBPF_DYNAMIC
+ ifeq ($(feature-libbpf), 1)
+ EXTLIBS += -lbpf
+ $(call detected,CONFIG_LIBBPF_DYNAMIC)
+
+ $(call feature_check,libbpf-btf__load_from_kernel_by_id)
+ ifeq ($(feature-libbpf-btf__load_from_kernel_by_id), 1)
+ CFLAGS += -DHAVE_LIBBPF_BTF__LOAD_FROM_KERNEL_BY_ID
+ endif
+ $(call feature_check,libbpf-bpf_prog_load)
+ ifeq ($(feature-libbpf-bpf_prog_load), 1)
+ CFLAGS += -DHAVE_LIBBPF_BPF_PROG_LOAD
+ endif
+ $(call feature_check,libbpf-bpf_object__next_program)
+ ifeq ($(feature-libbpf-bpf_object__next_program), 1)
+ CFLAGS += -DHAVE_LIBBPF_BPF_OBJECT__NEXT_PROGRAM
+ endif
+ $(call feature_check,libbpf-bpf_object__next_map)
+ ifeq ($(feature-libbpf-bpf_object__next_map), 1)
+ CFLAGS += -DHAVE_LIBBPF_BPF_OBJECT__NEXT_MAP
+ endif
+ $(call feature_check,libbpf-bpf_program__set_insns)
+ ifeq ($(feature-libbpf-bpf_program__set_insns), 1)
+ CFLAGS += -DHAVE_LIBBPF_BPF_PROGRAM__SET_INSNS
+ endif
+ $(call feature_check,libbpf-btf__raw_data)
+ ifeq ($(feature-libbpf-btf__raw_data), 1)
+ CFLAGS += -DHAVE_LIBBPF_BTF__RAW_DATA
+ endif
+ $(call feature_check,libbpf-bpf_map_create)
+ ifeq ($(feature-libbpf-bpf_map_create), 1)
+ CFLAGS += -DHAVE_LIBBPF_BPF_MAP_CREATE
+ endif
+ else
+ dummy := $(error Error: No libbpf devel library found, please install libbpf-devel);
+ endif
+ else
+ CFLAGS += -DHAVE_LIBBPF_BTF__LOAD_FROM_KERNEL_BY_ID
+ CFLAGS += -DHAVE_LIBBPF_BPF_PROG_LOAD
+ CFLAGS += -DHAVE_LIBBPF_BPF_OBJECT__NEXT_PROGRAM
+ CFLAGS += -DHAVE_LIBBPF_BPF_OBJECT__NEXT_MAP
+ CFLAGS += -DHAVE_LIBBPF_BPF_PROGRAM__SET_INSNS
+ CFLAGS += -DHAVE_LIBBPF_BTF__RAW_DATA
+ CFLAGS += -DHAVE_LIBBPF_BPF_MAP_CREATE
+ endif
+ endif
+
+ ifndef NO_DWARF
+ ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
+ CFLAGS += -DHAVE_BPF_PROLOGUE
+ $(call detected,CONFIG_BPF_PROLOGUE)
+ else
+ msg := $(warning BPF prologue is not supported by architecture $(SRCARCH), missing regs_query_register_offset());
+ endif
+ else
+ msg := $(warning DWARF support is off, BPF prologue is disabled);
+ endif
+
+ endif # NO_LIBBPF
+endif # NO_LIBELF
+
+ifndef NO_SDT
+ ifneq ($(feature-sdt), 1)
+ msg := $(warning No sys/sdt.h found, no SDT events are defined, please install systemtap-sdt-devel or systemtap-sdt-dev);
+ NO_SDT := 1;
+ else
+ CFLAGS += -DHAVE_SDT_EVENT
+ $(call detected,CONFIG_SDT_EVENT)
+ endif
+endif
+
+ifdef PERF_HAVE_JITDUMP
+ ifndef NO_LIBELF
+ $(call detected,CONFIG_JITDUMP)
+ CFLAGS += -DHAVE_JITDUMP
+ endif
+endif
+
+ifeq ($(SRCARCH),powerpc)
+ ifndef NO_DWARF
+ CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
+ endif
+endif
+
+ifndef NO_LIBUNWIND
+ have_libunwind :=
+
+ $(call feature_check,libunwind-x86)
+ ifeq ($(feature-libunwind-x86), 1)
+ $(call detected,CONFIG_LIBUNWIND_X86)
+ CFLAGS += -DHAVE_LIBUNWIND_X86_SUPPORT
+ LDFLAGS += -lunwind-x86
+ EXTLIBS_LIBUNWIND += -lunwind-x86
+ have_libunwind = 1
+ endif
+
+ $(call feature_check,libunwind-aarch64)
+ ifeq ($(feature-libunwind-aarch64), 1)
+ $(call detected,CONFIG_LIBUNWIND_AARCH64)
+ CFLAGS += -DHAVE_LIBUNWIND_AARCH64_SUPPORT
+ LDFLAGS += -lunwind-aarch64
+ EXTLIBS_LIBUNWIND += -lunwind-aarch64
+ have_libunwind = 1
+ $(call feature_check,libunwind-debug-frame-aarch64)
+ ifneq ($(feature-libunwind-debug-frame-aarch64), 1)
+ msg := $(warning No debug_frame support found in libunwind-aarch64);
+ CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64
+ endif
+ endif
+
+ ifneq ($(feature-libunwind), 1)
+ msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
+ NO_LOCAL_LIBUNWIND := 1
+ else
+ have_libunwind := 1
+ $(call detected,CONFIG_LOCAL_LIBUNWIND)
+ endif
+
+ ifneq ($(have_libunwind), 1)
+ NO_LIBUNWIND := 1
+ endif
+else
+ NO_LOCAL_LIBUNWIND := 1
+endif
+
+ifndef NO_LIBBPF
+ ifneq ($(feature-bpf), 1)
+ msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.)
+ NO_LIBBPF := 1
+ endif
+endif
+
+ifdef BUILD_BPF_SKEL
+ $(call feature_check,clang-bpf-co-re)
+ ifeq ($(feature-clang-bpf-co-re), 0)
+ dummy := $(error Error: clang too old/not installed. Please install recent clang to build with BUILD_BPF_SKEL)
+ endif
+ ifeq ($(filter -DHAVE_LIBBPF_SUPPORT, $(CFLAGS)),)
+ dummy := $(error Error: BPF skeleton support requires libbpf)
+ endif
+ $(call detected,CONFIG_PERF_BPF_SKEL)
+ CFLAGS += -DHAVE_BPF_SKEL
+endif
+
+dwarf-post-unwind := 1
+dwarf-post-unwind-text := BUG
+
+# setup DWARF post unwinder
+ifdef NO_LIBUNWIND
+ ifdef NO_LIBDW_DWARF_UNWIND
+ msg := $(warning Disabling post unwind, no support found.);
+ dwarf-post-unwind := 0
+ else
+ dwarf-post-unwind-text := libdw
+ $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
+ endif
+else
+ dwarf-post-unwind-text := libunwind
+ $(call detected,CONFIG_LIBUNWIND)
+ # Enable libunwind support by default.
+ ifndef NO_LIBDW_DWARF_UNWIND
+ NO_LIBDW_DWARF_UNWIND := 1
+ endif
+endif
+
+ifeq ($(dwarf-post-unwind),1)
+ CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
+ $(call detected,CONFIG_DWARF_UNWIND)
+else
+ NO_DWARF_UNWIND := 1
+endif
+
+ifndef NO_LOCAL_LIBUNWIND
+ ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm64))
+ $(call feature_check,libunwind-debug-frame)
+ ifneq ($(feature-libunwind-debug-frame), 1)
+ msg := $(warning No debug_frame support found in libunwind);
+ CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
+ endif
+ else
+ # non-ARM has no dwarf_find_debug_frame() function:
+ CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
+ endif
+ EXTLIBS += $(LIBUNWIND_LIBS)
+ LDFLAGS += $(LIBUNWIND_LIBS)
+endif
+ifeq ($(findstring -static,${LDFLAGS}),-static)
+ # gcc -static links libgcc_eh which contans piece of libunwind
+ LIBUNWIND_LDFLAGS += -Wl,--allow-multiple-definition
+endif
+
+ifndef NO_LIBUNWIND
+ CFLAGS += -DHAVE_LIBUNWIND_SUPPORT
+ CFLAGS += $(LIBUNWIND_CFLAGS)
+ LDFLAGS += $(LIBUNWIND_LDFLAGS)
+ EXTLIBS += $(EXTLIBS_LIBUNWIND)
+endif
+
+ifeq ($(NO_SYSCALL_TABLE),0)
+ $(call detected,CONFIG_TRACE)
+else
+ ifndef NO_LIBAUDIT
+ $(call feature_check,libaudit)
+ ifneq ($(feature-libaudit), 1)
+ msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
+ NO_LIBAUDIT := 1
+ else
+ CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
+ EXTLIBS += -laudit
+ $(call detected,CONFIG_TRACE)
+ endif
+ endif
+endif
+
+ifndef NO_LIBCRYPTO
+ ifneq ($(feature-libcrypto), 1)
+ msg := $(warning No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev);
+ NO_LIBCRYPTO := 1
+ else
+ CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT
+ EXTLIBS += -lcrypto
+ $(call detected,CONFIG_CRYPTO)
+ endif
+endif
+
+ifdef NO_NEWT
+ NO_SLANG=1
+endif
+
+ifndef NO_SLANG
+ ifneq ($(feature-libslang), 1)
+ ifneq ($(feature-libslang-include-subdir), 1)
+ msg := $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev);
+ NO_SLANG := 1
+ else
+ CFLAGS += -DHAVE_SLANG_INCLUDE_SUBDIR
+ endif
+ endif
+ ifndef NO_SLANG
+ # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
+ CFLAGS += -DHAVE_SLANG_SUPPORT
+ EXTLIBS += -lslang
+ $(call detected,CONFIG_SLANG)
+ endif
+endif
+
+ifdef GTK2
+ FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
+ $(call feature_check,gtk2)
+ ifneq ($(feature-gtk2), 1)
+ msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
+ NO_GTK2 := 1
+ else
+ $(call feature_check,gtk2-infobar)
+ ifeq ($(feature-gtk2-infobar), 1)
+ GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
+ endif
+ CFLAGS += -DHAVE_GTK2_SUPPORT
+ GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
+ GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
+ EXTLIBS += -ldl
+ endif
+endif
+
+ifdef NO_LIBPERL
+ CFLAGS += -DNO_LIBPERL
+else
+ PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
+ PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
+ PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
+ PERL_EMBED_CCOPTS = $(shell perl -MExtUtils::Embed -e ccopts 2>/dev/null)
+ PERL_EMBED_CCOPTS := $(filter-out -specs=%,$(PERL_EMBED_CCOPTS))
+ PERL_EMBED_CCOPTS := $(filter-out -flto=auto -ffat-lto-objects, $(PERL_EMBED_CCOPTS))
+ PERL_EMBED_LDOPTS := $(filter-out -specs=%,$(PERL_EMBED_LDOPTS))
+ FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
+
+ ifneq ($(feature-libperl), 1)
+ CFLAGS += -DNO_LIBPERL
+ NO_LIBPERL := 1
+ msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
+ else
+ LDFLAGS += $(PERL_EMBED_LDFLAGS)
+ EXTLIBS += $(PERL_EMBED_LIBADD)
+ CFLAGS += -DHAVE_LIBPERL_SUPPORT
+ ifeq ($(CC_NO_CLANG), 0)
+ CFLAGS += -Wno-compound-token-split-by-macro
+ endif
+ $(call detected,CONFIG_LIBPERL)
+ endif
+endif
+
+ifeq ($(feature-timerfd), 1)
+ CFLAGS += -DHAVE_TIMERFD_SUPPORT
+else
+ msg := $(warning No timerfd support. Disables 'perf kvm stat live');
+endif
+
+disable-python = $(eval $(disable-python_code))
+define disable-python_code
+ CFLAGS += -DNO_LIBPYTHON
+ $(warning $1)
+ NO_LIBPYTHON := 1
+endef
+
+ifdef NO_LIBPYTHON
+ $(call disable-python,Python support disabled by user)
+else
+
+ ifndef PYTHON
+ $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
+ else
+ PYTHON_WORD := $(call shell-wordify,$(PYTHON))
+
+ ifndef PYTHON_CONFIG
+ $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
+ else
+
+ ifneq ($(feature-libpython), 1)
+ $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
+ else
+ LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
+ EXTLIBS += $(PYTHON_EMBED_LIBADD)
+ LANG_BINDINGS += $(obj-perf)python/perf.so
+ CFLAGS += -DHAVE_LIBPYTHON_SUPPORT
+ $(call detected,CONFIG_LIBPYTHON)
+ endif
+ endif
+ endif
+endif
+
+ifneq ($(NO_JEVENTS),1)
+ ifeq ($(wildcard pmu-events/arch/$(SRCARCH)/mapfile.csv),)
+ NO_JEVENTS := 1
+ endif
+endif
+ifneq ($(NO_JEVENTS),1)
+ NO_JEVENTS := 0
+ ifndef PYTHON
+ $(warning No python interpreter disabling jevent generation)
+ NO_JEVENTS := 1
+ else
+ # jevents.py uses f-strings present in Python 3.6 released in Dec. 2016.
+ JEVENTS_PYTHON_GOOD := $(shell $(PYTHON) -c 'import sys;print("1" if(sys.version_info.major >= 3 and sys.version_info.minor >= 6) else "0")' 2> /dev/null)
+ ifneq ($(JEVENTS_PYTHON_GOOD), 1)
+ $(warning Python interpreter too old (older than 3.6) disabling jevent generation)
+ NO_JEVENTS := 1
+ endif
+ endif
+endif
+
+ifndef NO_LIBBFD
+ ifeq ($(feature-libbfd), 1)
+ EXTLIBS += -lbfd -lopcodes
+ else
+ # we are on a system that requires -liberty and (maybe) -lz
+ # to link against -lbfd; test each case individually here
+
+ # call all detections now so we get correct
+ # status in VF output
+ $(call feature_check,libbfd-liberty)
+ $(call feature_check,libbfd-liberty-z)
+
+ ifeq ($(feature-libbfd-liberty), 1)
+ EXTLIBS += -lbfd -lopcodes -liberty
+ else
+ ifeq ($(feature-libbfd-liberty-z), 1)
+ EXTLIBS += -lbfd -lopcodes -liberty -lz
+ endif
+ endif
+ $(call feature_check,disassembler-four-args)
+ $(call feature_check,disassembler-init-styled)
+ endif
+
+ ifeq ($(feature-libbfd-buildid), 1)
+ CFLAGS += -DHAVE_LIBBFD_BUILDID_SUPPORT
+ else
+ msg := $(warning Old version of libbfd/binutils things like PE executable profiling will not be available);
+ endif
+endif
+
+ifdef NO_DEMANGLE
+ CFLAGS += -DNO_DEMANGLE
+else
+ ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
+ EXTLIBS += -liberty
+ else
+ ifeq ($(filter -liberty,$(EXTLIBS)),)
+ $(call feature_check,cplus-demangle)
+
+ # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
+ # or any of 'bfd iberty z' trinity
+ ifeq ($(feature-cplus-demangle), 1)
+ EXTLIBS += -liberty
+ else
+ msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
+ CFLAGS += -DNO_DEMANGLE
+ endif
+ endif
+ endif
+
+ ifneq ($(filter -liberty,$(EXTLIBS)),)
+ CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
+ endif
+endif
+
+ifneq ($(filter -lbfd,$(EXTLIBS)),)
+ CFLAGS += -DHAVE_LIBBFD_SUPPORT
+endif
+
+ifndef NO_ZLIB
+ ifeq ($(feature-zlib), 1)
+ CFLAGS += -DHAVE_ZLIB_SUPPORT
+ EXTLIBS += -lz
+ $(call detected,CONFIG_ZLIB)
+ else
+ NO_ZLIB := 1
+ endif
+endif
+
+ifndef NO_LZMA
+ ifeq ($(feature-lzma), 1)
+ CFLAGS += -DHAVE_LZMA_SUPPORT
+ EXTLIBS += -llzma
+ $(call detected,CONFIG_LZMA)
+ else
+ msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
+ NO_LZMA := 1
+ endif
+endif
+
+ifndef NO_LIBZSTD
+ ifeq ($(feature-libzstd), 1)
+ CFLAGS += -DHAVE_ZSTD_SUPPORT
+ CFLAGS += $(LIBZSTD_CFLAGS)
+ LDFLAGS += $(LIBZSTD_LDFLAGS)
+ EXTLIBS += -lzstd
+ $(call detected,CONFIG_ZSTD)
+ else
+ msg := $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR);
+ NO_LIBZSTD := 1
+ endif
+endif
+
+ifndef NO_LIBCAP
+ ifeq ($(feature-libcap), 1)
+ CFLAGS += -DHAVE_LIBCAP_SUPPORT
+ EXTLIBS += -lcap
+ $(call detected,CONFIG_LIBCAP)
+ else
+ msg := $(warning No libcap found, disables capability support, please install libcap-devel/libcap-dev);
+ NO_LIBCAP := 1
+ endif
+endif
+
+ifndef NO_BACKTRACE
+ ifeq ($(feature-backtrace), 1)
+ CFLAGS += -DHAVE_BACKTRACE_SUPPORT
+ endif
+endif
+
+ifndef NO_LIBNUMA
+ ifeq ($(feature-libnuma), 0)
+ msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
+ NO_LIBNUMA := 1
+ else
+ ifeq ($(feature-numa_num_possible_cpus), 0)
+ msg := $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8);
+ NO_LIBNUMA := 1
+ else
+ CFLAGS += -DHAVE_LIBNUMA_SUPPORT
+ EXTLIBS += -lnuma
+ $(call detected,CONFIG_NUMA)
+ endif
+ endif
+endif
+
+ifdef HAVE_KVM_STAT_SUPPORT
+ CFLAGS += -DHAVE_KVM_STAT_SUPPORT
+endif
+
+ifeq ($(feature-disassembler-four-args), 1)
+ CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE
+endif
+
+ifeq ($(feature-disassembler-init-styled), 1)
+ CFLAGS += -DDISASM_INIT_STYLED
+endif
+
+ifeq (${IS_64_BIT}, 1)
+ ifndef NO_PERF_READ_VDSO32
+ $(call feature_check,compile-32)
+ ifeq ($(feature-compile-32), 1)
+ CFLAGS += -DHAVE_PERF_READ_VDSO32
+ else
+ NO_PERF_READ_VDSO32 := 1
+ endif
+ endif
+ ifneq ($(SRCARCH), x86)
+ NO_PERF_READ_VDSOX32 := 1
+ endif
+ ifndef NO_PERF_READ_VDSOX32
+ $(call feature_check,compile-x32)
+ ifeq ($(feature-compile-x32), 1)
+ CFLAGS += -DHAVE_PERF_READ_VDSOX32
+ else
+ NO_PERF_READ_VDSOX32 := 1
+ endif
+ endif
+else
+ NO_PERF_READ_VDSO32 := 1
+ NO_PERF_READ_VDSOX32 := 1
+endif
+
+ifndef NO_LIBBABELTRACE
+ $(call feature_check,libbabeltrace)
+ ifeq ($(feature-libbabeltrace), 1)
+ CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
+ LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
+ EXTLIBS += -lbabeltrace-ctf
+ $(call detected,CONFIG_LIBBABELTRACE)
+ else
+ msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
+ endif
+endif
+
+ifndef NO_AUXTRACE
+ ifeq ($(SRCARCH),x86)
+ ifeq ($(feature-get_cpuid), 0)
+ msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
+ NO_AUXTRACE := 1
+ endif
+ endif
+ ifndef NO_AUXTRACE
+ $(call detected,CONFIG_AUXTRACE)
+ CFLAGS += -DHAVE_AUXTRACE_SUPPORT
+ ifeq ($(feature-reallocarray), 0)
+ CFLAGS += -DCOMPAT_NEED_REALLOCARRAY
+ endif
+ endif
+endif
+
+ifndef NO_JVMTI
+ ifneq (,$(wildcard /usr/sbin/update-java-alternatives))
+ JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}')
+ else
+ ifneq (,$(wildcard /usr/sbin/alternatives))
+ JDIR=$(shell /usr/sbin/alternatives --display java | tail -1 | cut -d' ' -f 5 | sed -e 's%/jre/bin/java.%%g' -e 's%/bin/java.%%g')
+ endif
+ endif
+ ifndef JDIR
+ $(warning No alternatives command found, you need to set JDIR= to point to the root of your Java directory)
+ NO_JVMTI := 1
+ endif
+endif
+
+ifndef NO_JVMTI
+ FEATURE_CHECK_CFLAGS-jvmti := -I$(JDIR)/include -I$(JDIR)/include/linux
+ $(call feature_check,jvmti)
+ ifeq ($(feature-jvmti), 1)
+ $(call detected_var,JDIR)
+ ifndef NO_JVMTI_CMLR
+ FEATURE_CHECK_CFLAGS-jvmti-cmlr := $(FEATURE_CHECK_CFLAGS-jvmti)
+ $(call feature_check,jvmti-cmlr)
+ ifeq ($(feature-jvmti-cmlr), 1)
+ CFLAGS += -DHAVE_JVMTI_CMLR
+ endif
+ endif # NO_JVMTI_CMLR
+ else
+ $(warning No openjdk development package found, please install JDK package, e.g. openjdk-8-jdk, java-1.8.0-openjdk-devel)
+ NO_JVMTI := 1
+ endif
+endif
+
+USE_CXX = 0
+USE_CLANGLLVM = 0
+ifdef LIBCLANGLLVM
+ $(call feature_check,cxx)
+ ifneq ($(feature-cxx), 1)
+ msg := $(warning No g++ found, disable clang and llvm support. Please install g++)
+ else
+ $(call feature_check,llvm)
+ $(call feature_check,llvm-version)
+ ifneq ($(feature-llvm), 1)
+ msg := $(warning No suitable libLLVM found, disabling builtin clang and LLVM support. Please install llvm-dev(el) (>= 3.9.0))
+ else
+ $(call feature_check,clang)
+ ifneq ($(feature-clang), 1)
+ msg := $(warning No suitable libclang found, disabling builtin clang and LLVM support. Please install libclang-dev(el) (>= 3.9.0))
+ else
+ CFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT
+ CXXFLAGS += -DHAVE_LIBCLANGLLVM_SUPPORT -I$(shell $(LLVM_CONFIG) --includedir)
+ $(call detected,CONFIG_CXX)
+ $(call detected,CONFIG_CLANGLLVM)
+ USE_CXX = 1
+ USE_LLVM = 1
+ USE_CLANG = 1
+ ifneq ($(feature-llvm-version),1)
+ msg := $(warning This version of LLVM is not tested. May cause build errors)
+ endif
+ endif
+ endif
+ endif
+endif
+
+ifdef LIBPFM4
+ $(call feature_check,libpfm4)
+ ifeq ($(feature-libpfm4), 1)
+ CFLAGS += -DHAVE_LIBPFM
+ EXTLIBS += -lpfm
+ ASCIIDOC_EXTRA = -aHAVE_LIBPFM=1
+ $(call detected,CONFIG_LIBPFM4)
+ else
+ msg := $(warning libpfm4 not found, disables libpfm4 support. Please install libpfm4-dev);
+ NO_LIBPFM4 := 1
+ endif
+endif
+
+ifdef LIBTRACEEVENT_DYNAMIC
+ $(call feature_check,libtraceevent)
+ ifeq ($(feature-libtraceevent), 1)
+ EXTLIBS += -ltraceevent
+ LIBTRACEEVENT_VERSION := $(shell $(PKG_CONFIG) --modversion libtraceevent)
+ LIBTRACEEVENT_VERSION_1 := $(word 1, $(subst ., ,$(LIBTRACEEVENT_VERSION)))
+ LIBTRACEEVENT_VERSION_2 := $(word 2, $(subst ., ,$(LIBTRACEEVENT_VERSION)))
+ LIBTRACEEVENT_VERSION_3 := $(word 3, $(subst ., ,$(LIBTRACEEVENT_VERSION)))
+ LIBTRACEEVENT_VERSION_CPP := $(shell expr $(LIBTRACEEVENT_VERSION_1) \* 255 \* 255 + $(LIBTRACEEVENT_VERSION_2) \* 255 + $(LIBTRACEEVENT_VERSION_3))
+ CFLAGS += -DLIBTRACEEVENT_VERSION=$(LIBTRACEEVENT_VERSION_CPP)
+ else
+ dummy := $(error Error: No libtraceevent devel library found, please install libtraceevent-devel);
+ endif
+endif
+
+ifdef LIBTRACEFS_DYNAMIC
+ $(call feature_check,libtracefs)
+ ifeq ($(feature-libtracefs), 1)
+ EXTLIBS += -ltracefs
+ LIBTRACEFS_VERSION := $(shell $(PKG_CONFIG) --modversion libtracefs)
+ LIBTRACEFS_VERSION_1 := $(word 1, $(subst ., ,$(LIBTRACEFS_VERSION)))
+ LIBTRACEFS_VERSION_2 := $(word 2, $(subst ., ,$(LIBTRACEFS_VERSION)))
+ LIBTRACEFS_VERSION_3 := $(word 3, $(subst ., ,$(LIBTRACEFS_VERSION)))
+ LIBTRACEFS_VERSION_CPP := $(shell expr $(LIBTRACEFS_VERSION_1) \* 255 \* 255 + $(LIBTRACEFS_VERSION_2) \* 255 + $(LIBTRACEFS_VERSION_3))
+ CFLAGS += -DLIBTRACEFS_VERSION=$(LIBTRACEFS_VERSION_CPP)
+ else
+ dummy := $(error Error: No libtracefs devel library found, please install libtracefs-dev);
+ endif
+endif
+
+# Among the variables below, these:
+# perfexecdir
+# perf_include_dir
+# perf_examples_dir
+# template_dir
+# mandir
+# infodir
+# htmldir
+# ETC_PERFCONFIG (but not sysconfdir)
+# can be specified as a relative path some/where/else;
+# this is interpreted as relative to $(prefix) and "perf" at
+# runtime figures out where they are based on the path to the executable.
+# This can help installing the suite in a relocatable way.
+
+# Make the path relative to DESTDIR, not to prefix
+ifndef DESTDIR
+prefix ?= $(HOME)
+endif
+bindir_relative = bin
+bindir = $(abspath $(prefix)/$(bindir_relative))
+includedir_relative = include
+includedir = $(abspath $(prefix)/$(includedir_relative))
+mandir = share/man
+infodir = share/info
+perfexecdir = libexec/perf-core
+perf_include_dir = lib/perf/include
+perf_examples_dir = lib/perf/examples
+sharedir = $(prefix)/share
+template_dir = share/perf-core/templates
+STRACE_GROUPS_DIR = share/perf-core/strace/groups
+htmldir = share/doc/perf-doc
+tipdir = share/doc/perf-tip
+srcdir = $(srctree)/tools/perf
+ifeq ($(prefix),/usr)
+sysconfdir = /etc
+ETC_PERFCONFIG = $(sysconfdir)/perfconfig
+else
+sysconfdir = $(prefix)/etc
+ETC_PERFCONFIG = etc/perfconfig
+endif
+ifndef lib
+ifeq ($(SRCARCH)$(IS_64_BIT), x861)
+lib = lib64
+else
+lib = lib
+endif
+endif # lib
+libdir = $(prefix)/$(lib)
+
+# Shell quote (do not use $(call) to accommodate ancient setups);
+ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
+STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
+DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
+bindir_SQ = $(subst ','\'',$(bindir))
+includedir_SQ = $(subst ','\'',$(includedir))
+mandir_SQ = $(subst ','\'',$(mandir))
+infodir_SQ = $(subst ','\'',$(infodir))
+perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
+perf_include_dir_SQ = $(subst ','\'',$(perf_include_dir))
+perf_examples_dir_SQ = $(subst ','\'',$(perf_examples_dir))
+template_dir_SQ = $(subst ','\'',$(template_dir))
+htmldir_SQ = $(subst ','\'',$(htmldir))
+tipdir_SQ = $(subst ','\'',$(tipdir))
+prefix_SQ = $(subst ','\'',$(prefix))
+sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
+libdir_SQ = $(subst ','\'',$(libdir))
+srcdir_SQ = $(subst ','\'',$(srcdir))
+
+ifneq ($(filter /%,$(firstword $(perfexecdir))),)
+perfexec_instdir = $(perfexecdir)
+perf_include_instdir = $(perf_include_dir)
+perf_examples_instdir = $(perf_examples_dir)
+STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
+tip_instdir = $(tipdir)
+else
+perfexec_instdir = $(prefix)/$(perfexecdir)
+perf_include_instdir = $(prefix)/$(perf_include_dir)
+perf_examples_instdir = $(prefix)/$(perf_examples_dir)
+STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
+tip_instdir = $(prefix)/$(tipdir)
+endif
+perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
+perf_include_instdir_SQ = $(subst ','\'',$(perf_include_instdir))
+perf_examples_instdir_SQ = $(subst ','\'',$(perf_examples_instdir))
+STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
+tip_instdir_SQ = $(subst ','\'',$(tip_instdir))
+
+export perfexec_instdir_SQ
+
+# If we install to $(HOME) we keep the traceevent default:
+# $(HOME)/.traceevent/plugins
+# Otherwise we install plugins into the global $(libdir).
+ifdef DESTDIR
+plugindir=$(libdir)/traceevent/plugins
+plugindir_SQ= $(subst ','\'',$(plugindir))
+endif
+
+print_var = $(eval $(print_var_code)) $(info $(MSG))
+define print_var_code
+ MSG = $(shell printf '...%40s: %s' $(1) $($(1)))
+endef
+
+ifeq ($(feature_display),1)
+ $(call feature_display_entries)
+endif
+
+ifeq ($(VF),1)
+ # Display EXTRA features which are detected manualy
+ # from here with feature_check call and thus cannot
+ # be partof global state output.
+ $(foreach feat,$(FEATURE_TESTS_EXTRA),$(call feature_print_status,$(feat),) $(info $(MSG)))
+ $(call print_var,prefix)
+ $(call print_var,bindir)
+ $(call print_var,libdir)
+ $(call print_var,sysconfdir)
+ $(call print_var,LIBUNWIND_DIR)
+ $(call print_var,LIBDW_DIR)
+ $(call print_var,JDIR)
+
+ ifeq ($(dwarf-post-unwind),1)
+ $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text)) $(info $(MSG))
+ endif
+endif
+
+$(info )
+
+$(call detected_var,bindir_SQ)
+$(call detected_var,PYTHON_WORD)
+ifneq ($(OUTPUT),)
+$(call detected_var,OUTPUT)
+endif
+$(call detected_var,htmldir_SQ)
+$(call detected_var,infodir_SQ)
+$(call detected_var,mandir_SQ)
+$(call detected_var,ETC_PERFCONFIG_SQ)
+$(call detected_var,STRACE_GROUPS_DIR_SQ)
+$(call detected_var,prefix_SQ)
+$(call detected_var,perfexecdir_SQ)
+$(call detected_var,perf_include_dir_SQ)
+$(call detected_var,perf_examples_dir_SQ)
+$(call detected_var,tipdir_SQ)
+$(call detected_var,srcdir_SQ)
+$(call detected_var,LIBDIR)
+$(call detected_var,GTK_CFLAGS)
+$(call detected_var,PERL_EMBED_CCOPTS)
+$(call detected_var,PYTHON_EMBED_CCOPTS)
+ifneq ($(BISON_FILE_PREFIX_MAP),)
+$(call detected_var,BISON_FILE_PREFIX_MAP)
+endif
+
+# re-generate FEATURE-DUMP as we may have called feature_check, found out
+# extra libraries to add to LDFLAGS of some other test and then redo those
+# tests.
+$(shell rm -f $(FEATURE_DUMP_FILENAME))
+$(foreach feat,$(FEATURE_TESTS),$(shell echo "$(call feature_assign,$(feat))" >> $(FEATURE_DUMP_FILENAME)))
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 11:01:55 +0000