diff options
Diffstat (limited to 'tools/perf/Makefile.config')
| -rw-r--r-- | tools/perf/Makefile.config | 773 |
1 files changed, 362 insertions, 411 deletions
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config index 5b8784675903..bd9f4804d56b 100644 --- a/tools/perf/Makefile.config +++ b/tools/perf/Makefile.config @@ -19,8 +19,43 @@ 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. +# This is required because the kernel is built with this and some of the code +# borrowed from kernel headers depends on it, e.g. put_unaligned_*(). +CFLAGS += -fno-strict-aliasing + +# Set target flag and options when using clang as compiler. ifeq ($(CC_NO_CLANG), 0) + CLANG_TARGET_FLAGS_arm := arm-linux-gnueabi + CLANG_TARGET_FLAGS_arm64 := aarch64-linux-gnu + CLANG_TARGET_FLAGS_m68k := m68k-linux-gnu + CLANG_TARGET_FLAGS_mips := mipsel-linux-gnu + CLANG_TARGET_FLAGS_powerpc := powerpc64le-linux-gnu + CLANG_TARGET_FLAGS_riscv := riscv64-linux-gnu + CLANG_TARGET_FLAGS_s390 := s390x-linux-gnu + CLANG_TARGET_FLAGS_x86 := x86_64-linux-gnu + CLANG_TARGET_FLAGS_x86_64 := x86_64-linux-gnu + + # Default to host architecture if ARCH is not explicitly given. + ifeq ($(ARCH), $(HOSTARCH)) + CLANG_TARGET_FLAGS := $(shell $(CLANG) -print-target-triple) + else + CLANG_TARGET_FLAGS := $(CLANG_TARGET_FLAGS_$(ARCH)) + endif + + ifeq ($(CROSS_COMPILE),) + ifeq ($(CLANG_TARGET_FLAGS),) + $(error Specify CROSS_COMPILE or add CLANG_TARGET_FLAGS for $(ARCH)) + else + CLANG_FLAGS += --target=$(CLANG_TARGET_FLAGS) + endif # CLANG_TARGET_FLAGS + else + CLANG_FLAGS += --target=$(notdir $(CROSS_COMPILE:%-=%)) + endif # CROSS_COMPILE + + CC := $(CLANG) $(CLANG_FLAGS) -fintegrated-as + CXX := $(CXX) $(CLANG_FLAGS) -fintegrated-as + + # Enabled Wthread-safety analysis for clang builds. CFLAGS += -Wthread-safety endif @@ -28,89 +63,73 @@ 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 +CFLAGS += -I$(OUTPUT)arch/$(SRCARCH)/include/generated +CFLAGS += -I$(OUTPUT)libperf/arch/$(SRCARCH)/include/generated/uapi # Additional ARCH settings for ppc ifeq ($(SRCARCH),powerpc) - NO_PERF_REGS := 0 - CFLAGS += -I$(OUTPUT)arch/powerpc/include/generated - LIBUNWIND_LIBS := -lunwind -lunwind-ppc64 + ifndef NO_LIBUNWIND + LIBUNWIND_LIBS := -lunwind -lunwind-ppc64 + endif 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 + CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S - LIBUNWIND_LIBS = -lunwind-x86_64 -lunwind -llzma + ifndef NO_LIBUNWIND + LIBUNWIND_LIBS = -lunwind-x86_64 -lunwind -llzma + endif $(call detected,CONFIG_X86_64) else - LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind + ifndef NO_LIBUNWIND + LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind + endif endif - NO_PERF_REGS := 0 endif ifeq ($(SRCARCH),arm) - NO_PERF_REGS := 0 - LIBUNWIND_LIBS = -lunwind -lunwind-arm + ifndef NO_LIBUNWIND + LIBUNWIND_LIBS = -lunwind -lunwind-arm + endif endif ifeq ($(SRCARCH),arm64) - NO_PERF_REGS := 0 - CFLAGS += -I$(OUTPUT)arch/arm64/include/generated - LIBUNWIND_LIBS = -lunwind -lunwind-aarch64 -endif - -ifeq ($(SRCARCH),riscv) - NO_PERF_REGS := 0 + ifndef NO_LIBUNWIND + LIBUNWIND_LIBS = -lunwind -lunwind-aarch64 + endif endif -ifeq ($(SRCARCH),csky) - NO_PERF_REGS := 0 +ifeq ($(SRCARCH),loongarch) + ifndef NO_LIBUNWIND + LIBUNWIND_LIBS = -lunwind -lunwind-loongarch64 + endif endif ifeq ($(ARCH),s390) - NO_PERF_REGS := 0 - CFLAGS += -fPIC -I$(OUTPUT)arch/s390/include/generated + CFLAGS += -fPIC endif ifeq ($(ARCH),mips) - NO_PERF_REGS := 0 - CFLAGS += -I$(OUTPUT)arch/mips/include/generated - LIBUNWIND_LIBS = -lunwind -lunwind-mips -endif - -ifeq ($(NO_PERF_REGS),0) - $(call detected,CONFIG_PERF_REGS) + ifndef NO_LIBUNWIND + LIBUNWIND_LIBS = -lunwind -lunwind-mips + endif endif # So far there's only x86 and arm libdw unwind support merged in perf. # Disable it on all other architectures in case libdw unwind # support is detected in system. Add supported architectures # to the check. -ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm arm64 powerpc s390 csky riscv)) +ifneq ($(SRCARCH),$(filter $(SRCARCH),x86 arm arm64 powerpc s390 csky riscv loongarch)) NO_LIBDW_DWARF_UNWIND := 1 endif +ifneq ($(LIBUNWIND),1) + NO_LIBUNWIND := 1 +endif + ifeq ($(LIBUNWIND_LIBS),) NO_LIBUNWIND := 1 endif @@ -129,29 +148,29 @@ endef ifdef LIBUNWIND_DIR LIBUNWIND_CFLAGS = -I$(LIBUNWIND_DIR)/include LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib - LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64 + LIBUNWIND_ARCHS = x86 x86_64 arm aarch64 debug-frame-arm debug-frame-aarch64 loongarch $(foreach libunwind_arch,$(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 +ifndef NO_LIBUNWIND + # 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) $(LIBUNWIND_LIBS) + + FEATURE_CHECK_LDFLAGS-libunwind-arm += -lunwind -lunwind-arm + FEATURE_CHECK_LDFLAGS-libunwind-aarch64 += -lunwind -lunwind-aarch64 + FEATURE_CHECK_LDFLAGS-libunwind-x86 += -lunwind -llzma -lunwind-x86 + FEATURE_CHECK_LDFLAGS-libunwind-x86_64 += -lunwind -llzma -lunwind-x86_64 +endif ifdef CSINCLUDES LIBOPENCSD_CFLAGS := -I$(CSINCLUDES) endif -OPENCSDLIBS := -lopencsd_c_api +OPENCSDLIBS := -lopencsd_c_api -lopencsd ifeq ($(findstring -static,${LDFLAGS}),-static) - OPENCSDLIBS += -lopencsd -lstdc++ + OPENCSDLIBS += -lstdc++ endif ifdef CSLIBS LIBOPENCSD_LDFLAGS := -L$(CSLIBS) @@ -159,10 +178,6 @@ 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 @@ -171,10 +186,23 @@ ifdef LIBDW_DIR endif DWARFLIBS := -ldw ifeq ($(findstring -static,${LDFLAGS}),-static) - DWARFLIBS += -lelf -lebl -ldl -lz -llzma -lbz2 + DWARFLIBS += -lelf -lz -llzma -lbz2 + + LIBDW_VERSION := $(shell $(PKG_CONFIG) --modversion libdw).0.0 + LIBDW_VERSION_1 := $(word 1, $(subst ., ,$(LIBDW_VERSION))) + LIBDW_VERSION_2 := $(word 2, $(subst ., ,$(LIBDW_VERSION))) + + # Elfutils merged libebl.a into libdw.a starting from version 0.177, + # Link libebl.a only if libdw is older than this version. + ifeq ($(shell test $(LIBDW_VERSION_2) -lt 177; echo $$?),0) + DWARFLIBS += -lebl + endif + + # Must put -ldl after -lebl for dependency + DWARFLIBS += -ldl endif -FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS) -FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) $(DWARFLIBS) +FEATURE_CHECK_CFLAGS-libdw := $(LIBDW_CFLAGS) +FEATURE_CHECK_LDFLAGS-libdw := $(LIBDW_LDFLAGS) $(DWARFLIBS) # for linking with debug library, run like: # make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/ @@ -185,6 +213,15 @@ endif FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS) FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf +# for linking with debug library, run like: +# make DEBUG=1 LIBCAPSTONE_DIR=/opt/capstone/ +ifdef LIBCAPSTONE_DIR + LIBCAPSTONE_CFLAGS := -I$(LIBCAPSTONE_DIR)/include + LIBCAPSTONE_LDFLAGS := -L$(LIBCAPSTONE_DIR)/ +endif +FEATURE_CHECK_CFLAGS-libcapstone := $(LIBCAPSTONE_CFLAGS) +FEATURE_CHECK_LDFLAGS-libcapstone := $(LIBCAPSTONE_LDFLAGS) -lcapstone + ifdef LIBZSTD_DIR LIBZSTD_CFLAGS := -I$(LIBZSTD_DIR)/lib LIBZSTD_LDFLAGS := -L$(LIBZSTD_DIR)/lib @@ -192,22 +229,27 @@ endif FEATURE_CHECK_CFLAGS-libzstd := $(LIBZSTD_CFLAGS) FEATURE_CHECK_LDFLAGS-libzstd := $(LIBZSTD_LDFLAGS) +# for linking with debug library, run like: +# make DEBUG=1 PKG_CONFIG_PATH=/opt/libtraceevent/(lib|lib64)/pkgconfig + +ifneq ($(NO_LIBTRACEEVENT),1) + ifeq ($(call get-executable,$(PKG_CONFIG)),) + $(error Error: $(PKG_CONFIG) needed by libtraceevent is missing on this system, please install it) + endif +endif + FEATURE_CHECK_CFLAGS-bpf = -I. -I$(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) + $(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) + $(error Error: $(BISON) is missing on this system, please install it) endif ifneq ($(OUTPUT),) @@ -228,11 +270,11 @@ ifndef DEBUG endif ifeq ($(DEBUG),0) -ifeq ($(CC_NO_CLANG), 0) - CORE_CFLAGS += -O3 +CORE_CFLAGS += -DNDEBUG=1 +CORE_CFLAGS += -O3 else - CORE_CFLAGS += -O6 -endif + CORE_CFLAGS += -g + CXXFLAGS += -g endif ifdef PARSER_DEBUG @@ -243,6 +285,11 @@ ifdef PARSER_DEBUG $(call detected_var,PARSER_DEBUG_FLEX) endif +ifdef LTO + CORE_CFLAGS += -flto + CXXFLAGS += -flto +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: @@ -288,6 +335,11 @@ endif ifdef PYTHON_CONFIG PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) $(PYTHON_CONFIG_LDFLAGS) 2>/dev/null) + # Update the python flags for cross compilation + ifdef CROSS_COMPILE + PYTHON_NATIVE := $(shell echo $(PYTHON_EMBED_LDOPTS) | sed 's/\(-L.*\/\)\(.*-linux-gnu\).*/\2/') + PYTHON_EMBED_LDOPTS := $(subst $(PYTHON_NATIVE),$(shell $(CC) -dumpmachine),$(PYTHON_EMBED_LDOPTS)) + endif 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) @@ -303,18 +355,14 @@ FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS) FEATURE_CHECK_LDFLAGS-libaio = -lrt CORE_CFLAGS += -fno-omit-frame-pointer -CORE_CFLAGS += -ggdb3 -CORE_CFLAGS += -funwind-tables CORE_CFLAGS += -Wall CORE_CFLAGS += -Wextra CORE_CFLAGS += -std=gnu11 -CXXFLAGS += -std=gnu++14 -fno-exceptions -fno-rtti +CXXFLAGS += -std=gnu++17 -fno-exceptions -fno-rtti CXXFLAGS += -Wall +CXXFLAGS += -Wextra CXXFLAGS += -fno-omit-frame-pointer -CXXFLAGS += -ggdb3 -CXXFLAGS += -funwind-tables -CXXFLAGS += -Wno-strict-aliasing HOSTCFLAGS += -Wall HOSTCFLAGS += -Wextra @@ -331,8 +379,8 @@ ifneq ($(TCMALLOC),) 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. +# We will display at the end of this Makefile.config, using $(call feature_display_entries) +# As we may retry some feature detection here, see the disassembler-four-args case, for instance FEATURE_DISPLAY_DEFERRED := 1 include $(srctree)/tools/build/Makefile.feature else @@ -397,10 +445,6 @@ ifeq ($(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 @@ -410,8 +454,7 @@ ifeq ($(feature-file-handle), 1) endif ifdef NO_LIBELF - NO_DWARF := 1 - NO_DEMANGLE := 1 + NO_LIBDW := 1 NO_LIBUNWIND := 1 NO_LIBDW_DWARF_UNWIND := 1 NO_LIBBPF := 1 @@ -425,70 +468,53 @@ else LIBC_SUPPORT := 1 endif ifeq ($(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 + $(error ERROR: No libelf found. Disables 'probe' tool, jvmti and BPF support. Please install libelf-dev, libelf-devel, elfutils-libelf-devel or build with NO_LIBELF=1.) else ifneq ($(filter s% -fsanitize=address%,$(EXTRA_CFLAGS),),) ifneq ($(shell ldconfig -p | grep libasan >/dev/null 2>&1; echo $$?), 0) - msg := $(error No libasan found, please install libasan); + $(error No libasan found, please install libasan) endif endif ifneq ($(filter s% -fsanitize=undefined%,$(EXTRA_CFLAGS),),) ifneq ($(shell ldconfig -p | grep libubsan >/dev/null 2>&1; echo $$?), 0) - msg := $(error No libubsan found, please install libubsan); + $(error No libubsan found, please install libubsan) endif endif ifneq ($(filter s% -static%,$(LDFLAGS),),) - msg := $(error No static glibc found, please install glibc-static); + $(error No static glibc found, please install glibc-static) else - msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]); + $(error No gnu/libc-version.h found, please install glibc-dev[el]) endif endif else - ifndef NO_LIBDW_DWARF_UNWIND - ifneq ($(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 := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev); - NO_DWARF := 1 + ifneq ($(feature-libdw), 1) + ifndef NO_LIBDW + $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.157, disables dwarf support. Please install new elfutils-devel/libdw-dev) + NO_LIBDW := 1 endif - else - ifneq ($(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 ($(feature-libaio), 1) ifndef NO_AIO CFLAGS += -DHAVE_AIO_SUPPORT endif endif -ifdef NO_DWARF +ifdef NO_LIBDW NO_LIBDW_DWARF_UNWIND := 1 endif +ifeq ($(feature-scandirat), 1) + # Ignore having scandirat with memory sanitizer that lacks an interceptor. + ifeq ($(filter s% -fsanitize=memory%,$(EXTRA_CFLAGS),),) + CFLAGS += -DHAVE_SCANDIRAT_SUPPORT + endif +endif + ifeq ($(feature-sched_getcpu), 1) CFLAGS += -DHAVE_SCHED_GETCPU_SUPPORT endif @@ -498,13 +524,14 @@ ifeq ($(feature-setns), 1) $(call detected,CONFIG_SETNS) endif +ifeq ($(feature-reallocarray), 0) + CFLAGS += -DCOMPAT_NEED_REALLOCARRAY +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) @@ -515,7 +542,17 @@ ifdef CORESIGHT 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) + $(error Error: No libopencsd library found or the version is not up-to-date. Please install recent libopencsd to build with CORESIGHT=1) + endif +endif + +ifndef NO_ZLIB + ifeq ($(feature-zlib), 1) + CFLAGS += -DHAVE_ZLIB_SUPPORT + EXTLIBS += -lz + $(call detected,CONFIG_ZLIB) + else + NO_ZLIB := 1 endif endif @@ -531,108 +568,69 @@ ifndef NO_LIBELF ifeq ($(feature-libelf-gelf_getnote), 1) CFLAGS += -DHAVE_GELF_GETNOTE_SUPPORT else - msg := $(warning gelf_getnote() not found on libelf, SDT support disabled); + $(warning gelf_getnote() not found on libelf, SDT support disabled) endif ifeq ($(feature-libelf-getshdrstrndx), 1) CFLAGS += -DHAVE_ELF_GETSHDRSTRNDX_SUPPORT endif + ifeq ($(feature-libelf-zstd), 1) + ifdef NO_LIBZSTD + $(error Error: libzstd is required by libelf, please do not set NO_LIBZSTD) + endif + endif + ifndef NO_LIBDEBUGINFOD $(call feature_check,libdebuginfod) ifeq ($(feature-libdebuginfod), 1) CFLAGS += -DHAVE_DEBUGINFOD_SUPPORT EXTLIBS += -ldebuginfod + else + $(warning No elfutils/debuginfod.h found, no debuginfo server support, please install libdebuginfod-dev/elfutils-debuginfod-client-devel or equivalent) endif endif - ifndef NO_DWARF - ifeq ($(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_LIBDW + CFLAGS += -DHAVE_LIBDW_SUPPORT $(LIBDW_CFLAGS) + LDFLAGS += $(LIBDW_LDFLAGS) + EXTLIBS += ${DWARFLIBS} + $(call detected,CONFIG_LIBDW) + endif # NO_LIBDW ifndef NO_LIBBPF ifeq ($(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 + CFLAGS += -DHAVE_LIBBPF_SUPPORT + $(call detected,CONFIG_LIBBPF) $(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 - else - dummy := $(error Error: libbpf devel library needs to be >= 0.8.0 to build with LIBBPF_DYNAMIC, update or build statically with the version that comes with the kernel sources); - 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); + $(error Error: No libbpf devel library found or older than v1.0, please install/update libbpf-devel) endif else - # Libbpf will be built as a static library from tools/lib/bpf. - LIBBPF_STATIC := 1 - 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 $(SRCARCH), missing regs_query_register_offset()); + ifeq ($(NO_ZLIB), 1) + $(warning Warning: Statically building libbpf not possible as zlib is missing) + NO_LIBBPF := 1 + else + # Libbpf will be built as a static library from tools/lib/bpf. + LIBBPF_STATIC := 1 + $(call detected,CONFIG_LIBBPF) + CFLAGS += -DHAVE_LIBBPF_SUPPORT + LIBBPF_INCLUDE = $(LIBBPF_DIR)/.. + endif 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); + $(warning No sys/sdt.h found, no SDT events are defined, please install systemtap-sdt-devel or systemtap-sdt-dev) NO_SDT := 1; else CFLAGS += -DHAVE_SDT_EVENT @@ -648,7 +646,7 @@ ifdef PERF_HAVE_JITDUMP endif ifeq ($(SRCARCH),powerpc) - ifndef NO_DWARF + ifndef NO_LIBDW CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX endif endif @@ -656,6 +654,8 @@ endif ifndef NO_LIBUNWIND have_libunwind := + $(call feature_check,libunwind) + $(call feature_check,libunwind-x86) ifeq ($(feature-libunwind-x86), 1) $(call detected,CONFIG_LIBUNWIND_X86) @@ -674,13 +674,13 @@ ifndef NO_LIBUNWIND 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); + $(warning No debug_frame support found in libunwind-aarch64) CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME_AARCH64 endif endif ifneq ($(feature-libunwind), 1) - msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR); + $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR and set LIBUNWIND=1 in the make command line as it is opt-in now) NO_LOCAL_LIBUNWIND := 1 else have_libunwind := 1 @@ -696,21 +696,52 @@ endif ifndef NO_LIBBPF ifneq ($(feature-bpf), 1) - msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.) + $(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 := $(error Error: clang too old/not installed. Please install recent clang to build with BUILD_BPF_SKEL) +ifndef BUILD_BPF_SKEL + # BPF skeletons control a large number of perf features, by default + # they are enabled. + BUILD_BPF_SKEL := 1 +endif + +ifeq ($(BUILD_BPF_SKEL),1) + ifeq ($(filter -DHAVE_LIBELF_SUPPORT, $(CFLAGS)),) + $(warning Warning: Disabled BPF skeletons as libelf is required by bpftool) + BUILD_BPF_SKEL := 0 + else ifeq ($(filter -DHAVE_ZLIB_SUPPORT, $(CFLAGS)),) + $(warning Warning: Disabled BPF skeletons as zlib is required by bpftool) + BUILD_BPF_SKEL := 0 + else ifeq ($(filter -DHAVE_LIBBPF_SUPPORT, $(CFLAGS)),) + $(warning Warning: Disabled BPF skeletons as libbpf is required) + BUILD_BPF_SKEL := 0 + else ifeq ($(call get-executable,$(CLANG)),) + $(warning Warning: Disabled BPF skeletons as clang ($(CLANG)) is missing) + BUILD_BPF_SKEL := 0 + else + CLANG_VERSION := $(shell $(CLANG) --version | head -1 | sed 's/.*clang version \([[:digit:]]\+.[[:digit:]]\+.[[:digit:]]\+\).*/\1/g') + ifeq ($(call version-lt3,$(CLANG_VERSION),12.0.1),1) + $(warning Warning: Disabled BPF skeletons as reliable BTF generation needs at least $(CLANG) version 12.0.1) + BUILD_BPF_SKEL := 0 + endif endif - ifeq ($(filter -DHAVE_LIBBPF_SUPPORT, $(CFLAGS)),) - dummy := $(error Error: BPF skeleton support requires libbpf) + ifeq ($(BUILD_BPF_SKEL),1) + $(call feature_check,clang-bpf-co-re) + ifeq ($(feature-clang-bpf-co-re), 0) + $(warning Warning: Disabled BPF skeletons as clang is too old) + BUILD_BPF_SKEL := 0 + endif + endif + ifeq ($(BUILD_BPF_SKEL),1) + $(call detected,CONFIG_PERF_BPF_SKEL) + CFLAGS += -DHAVE_BPF_SKEL endif - $(call detected,CONFIG_PERF_BPF_SKEL) - CFLAGS += -DHAVE_BPF_SKEL +endif + +ifndef GEN_VMLINUX_H + VMLINUX_H=$(src-perf)/util/bpf_skel/vmlinux/vmlinux.h endif dwarf-post-unwind := 1 @@ -719,7 +750,7 @@ 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.); + $(warning Disabling post unwind, no support found.) dwarf-post-unwind := 0 else dwarf-post-unwind-text := libdw @@ -737,30 +768,27 @@ endif ifeq ($(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 := $(warning No debug_frame support found in libunwind); +ifndef NO_LIBUNWIND + ifndef NO_LOCAL_LIBUNWIND + ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm64)) + $(call feature_check,libunwind-debug-frame) + ifneq ($(feature-libunwind-debug-frame), 1) + $(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 - else - # non-ARM has no dwarf_find_debug_frame() function: - CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME + 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 - 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 += $(LIBUNWIND_LDFLAGS) @@ -768,49 +796,15 @@ ifndef NO_LIBUNWIND endif ifneq ($(NO_LIBTRACEEVENT),1) - 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 - $(call detected,CONFIG_TRACE) - endif - endif - endif -endif - -ifndef NO_LIBCRYPTO - ifneq ($(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 + $(call detected,CONFIG_TRACE) endif ifndef NO_SLANG ifneq ($(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 + $(warning slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev) + NO_SLANG := 1 endif ifndef NO_SLANG - # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h CFLAGS += -DHAVE_SLANG_SUPPORT EXTLIBS += -lslang $(call detected,CONFIG_SLANG) @@ -821,7 +815,7 @@ ifdef GTK2 FLAGS_GTK2=$(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); + $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev) NO_GTK2 := 1 else $(call feature_check,gtk2-infobar) @@ -835,29 +829,23 @@ ifdef GTK2 endif endif -ifdef NO_LIBPERL - CFLAGS += -DNO_LIBPERL -else +ifdef LIBPERL 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_CCOPTS := $(filter-out -flto% -ffat-lto-objects, $(PERL_EMBED_CCOPTS)) PERL_EMBED_LDOPTS := $(filter-out -specs=%,$(PERL_EMBED_LDOPTS)) FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS) + $(call feature_check,libperl) ifneq ($(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); + $(error Missing perl devel files. 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 $(call detected,CONFIG_LIBPERL) endif endif @@ -865,7 +853,7 @@ endif ifeq ($(feature-timerfd), 1) CFLAGS += -DHAVE_TIMERFD_SUPPORT else - msg := $(warning No timerfd support. Disables 'perf kvm stat live'); + $(warning No timerfd support. Disables 'perf kvm stat live') endif disable-python = $(eval $(disable-python_code)) @@ -897,12 +885,20 @@ else PYTHON_SETUPTOOLS_INSTALLED := $(shell $(PYTHON) -c 'import setuptools;' 2> /dev/null && echo "yes" || echo "no") ifeq ($(PYTHON_SETUPTOOLS_INSTALLED), yes) PYTHON_EXTENSION_SUFFIX := $(shell $(PYTHON) -c 'from importlib import machinery; print(machinery.EXTENSION_SUFFIXES[0])') + ifdef CROSS_COMPILE + PYTHON_EXTENSION_SUFFIX := $(subst $(PYTHON_NATIVE),$(shell $(CC) -dumpmachine),$(PYTHON_EXTENSION_SUFFIX)) + endif LANG_BINDINGS += $(obj-perf)python/perf$(PYTHON_EXTENSION_SUFFIX) else - msg := $(warning Missing python setuptools, the python binding won't be built, please install python3-setuptools or equivalent); + $(warning Missing python setuptools, the python binding won't be built, please install python3-setuptools or equivalent) endif CFLAGS += -DHAVE_LIBPYTHON_SUPPORT $(call detected,CONFIG_LIBPYTHON) + ifeq ($(filter -fPIC,$(CFLAGS)),) + # Building a shared library requires position independent code. + CFLAGS += -fPIC + CXXFLAGS += -fPIC + endif endif endif endif @@ -916,21 +912,23 @@ endif ifneq ($(NO_JEVENTS),1) NO_JEVENTS := 0 ifndef PYTHON - $(warning No python interpreter disabling jevent generation) - NO_JEVENTS := 1 + $(error ERROR: No python interpreter needed for jevents generation. Install python or build with 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 + $(error ERROR: Python interpreter needed for jevents generation too old (older than 3.6). Install a newer python or build with NO_JEVENTS=1.) endif endif endif -ifndef NO_LIBBFD +ifdef BUILD_NONDISTRO + $(call feature_check,libbfd) + ifeq ($(feature-libbfd), 1) EXTLIBS += -lbfd -lopcodes + FEATURE_CHECK_LDFLAGS-disassembler-four-args = -lbfd -lopcodes -ldl + FEATURE_CHECK_LDFLAGS-disassembler-init-styled = -lbfd -lopcodes -ldl else # we are on a system that requires -liberty and (maybe) -lz # to link against -lbfd; test each case individually here @@ -942,58 +940,76 @@ ifndef NO_LIBBFD ifeq ($(feature-libbfd-liberty), 1) EXTLIBS += -lbfd -lopcodes -liberty + FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -ldl + FEATURE_CHECK_LDFLAGS-disassembler-init-styled += -liberty -ldl else ifeq ($(feature-libbfd-liberty-z), 1) EXTLIBS += -lbfd -lopcodes -liberty -lz + FEATURE_CHECK_LDFLAGS-disassembler-four-args += -liberty -lz -ldl + FEATURE_CHECK_LDFLAGS-disassembler-init-styled += -liberty -lz -ldl endif endif $(call feature_check,disassembler-four-args) $(call feature_check,disassembler-init-styled) endif + CFLAGS += -DHAVE_LIBBFD_SUPPORT + CXXFLAGS += -DHAVE_LIBBFD_SUPPORT + $(call detected,CONFIG_LIBBFD) + + $(call feature_check,libbfd-buildid) + ifeq ($(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); + $(warning Old version of libbfd/binutils things like PE executable profiling will not be available) + endif + + ifeq ($(feature-disassembler-four-args), 1) + CFLAGS += -DDISASM_FOUR_ARGS_SIGNATURE + endif + + ifeq ($(feature-disassembler-init-styled), 1) + CFLAGS += -DDISASM_INIT_STYLED endif endif -ifdef NO_DEMANGLE - CFLAGS += -DNO_DEMANGLE -else - ifdef HAVE_CPLUS_DEMANGLE_SUPPORT - EXTLIBS += -liberty +ifndef NO_LIBLLVM + $(call feature_check,llvm-perf) + ifeq ($(feature-llvm-perf), 1) + CFLAGS += -DHAVE_LIBLLVM_SUPPORT + CFLAGS += $(shell $(LLVM_CONFIG) --cflags) + CXXFLAGS += -DHAVE_LIBLLVM_SUPPORT + CXXFLAGS += $(shell $(LLVM_CONFIG) --cxxflags) + LIBLLVM = $(shell $(LLVM_CONFIG) --libs all) $(shell $(LLVM_CONFIG) --system-libs) + EXTLIBS += -L$(shell $(LLVM_CONFIG) --libdir) $(LIBLLVM) + EXTLIBS += -lstdc++ + $(call detected,CONFIG_LIBLLVM) else + $(warning No libllvm 13+ found, slower source file resolution, please install llvm-devel/llvm-dev) + NO_LIBLLVM := 1 + endif +endif + +ifndef NO_DEMANGLE + $(call feature_check,cxa-demangle) + ifeq ($(feature-cxa-demangle), 1) + EXTLIBS += -lstdc++ + CFLAGS += -DHAVE_CXA_DEMANGLE_SUPPORT + CXXFLAGS += -DHAVE_CXA_DEMANGLE_SUPPORT + $(call detected,CONFIG_CXX_DEMANGLE) + endif + ifdef BUILD_NONDISTRO ifeq ($(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 - $(call detected,CONFIG_ZLIB) - else - NO_ZLIB := 1 + ifneq ($(filter -liberty,$(EXTLIBS)),) + CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT + CXXFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT + endif endif endif @@ -1003,7 +1019,7 @@ ifndef NO_LZMA EXTLIBS += -llzma $(call detected,CONFIG_LZMA) else - msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev); + $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev) NO_LZMA := 1 endif endif @@ -1016,22 +1032,11 @@ ifndef NO_LIBZSTD 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); + $(warning No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR) NO_LIBZSTD := 1 endif endif -ifndef NO_LIBCAP - ifeq ($(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 @@ -1040,11 +1045,11 @@ 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); + $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev) NO_LIBNUMA := 1 else ifeq ($(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); + $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8) NO_LIBNUMA := 1 else CFLAGS += -DHAVE_LIBNUMA_SUPPORT @@ -1058,14 +1063,6 @@ ifdef HAVE_KVM_STAT_SUPPORT CFLAGS += -DHAVE_KVM_STAT_SUPPORT endif -ifeq ($(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) @@ -1099,26 +1096,27 @@ ifndef NO_LIBBABELTRACE 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); + $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev) endif endif -ifndef NO_AUXTRACE - ifeq ($(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 +ifndef NO_CAPSTONE + $(call feature_check,libcapstone) + ifeq ($(feature-libcapstone), 1) + CFLAGS += -DHAVE_LIBCAPSTONE_SUPPORT $(LIBCAPSTONE_CFLAGS) + LDFLAGS += $(LICAPSTONE_LDFLAGS) + EXTLIBS += -lcapstone + $(call detected,CONFIG_LIBCAPSTONE) + else + msg := $(warning No libcapstone found, disables disasm engine support for 'perf script', please install libcapstone-dev/capstone-devel); endif endif +ifdef EXTRA_TESTS + $(call detected,CONFIG_EXTRA_TESTS) + CFLAGS += -DHAVE_EXTRA_TESTS +endif + ifndef NO_JVMTI ifneq (,$(wildcard /usr/sbin/update-java-alternatives)) JDIR=$(shell /usr/sbin/update-java-alternatives -l | head -1 | awk '{print $$3}') @@ -1146,43 +1144,12 @@ ifndef NO_JVMTI 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) + $(warning No openjdk development package found, please install JDK package, e.g. openjdk-8-jdk, java-latest-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 +ifndef NO_LIBPFM4 $(call feature_check,libpfm4) ifeq ($(feature-libpfm4), 1) CFLAGS += -DHAVE_LIBPFM @@ -1190,41 +1157,25 @@ ifdef LIBPFM4 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 + $(warning libpfm4 not found, disables libpfm4 support. Please install libpfm-devel or libpfm4-dev) endif endif # libtraceevent is a recommended dependency picked up from the system. ifneq ($(NO_LIBTRACEEVENT),1) - $(call feature_check,libtraceevent) ifeq ($(feature-libtraceevent), 1) - CFLAGS += -DHAVE_LIBTRACEEVENT - EXTLIBS += -ltraceevent - LIBTRACEEVENT_VERSION := $(shell $(PKG_CONFIG) --modversion libtraceevent) + CFLAGS += -DHAVE_LIBTRACEEVENT $(shell $(PKG_CONFIG) --cflags libtraceevent) + LDFLAGS += $(shell $(PKG_CONFIG) --libs-only-L libtraceevent) + EXTLIBS += $(shell $(PKG_CONFIG) --libs-only-l libtraceevent) + LIBTRACEEVENT_VERSION := $(shell $(PKG_CONFIG) --modversion libtraceevent).0.0 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) $(call detected,CONFIG_LIBTRACEEVENT) - LIBTRACEEVENT_VERSION_WITH_TEP_FIELD_IS_RELATIVE := $(shell expr 1 \* 255 \* 255 + 5 \* 255 + 0) # 1.5.0 - ifeq ($(shell test $(LIBTRACEEVENT_VERSION_CPP) -gt $(LIBTRACEEVENT_VERSION_WITH_TEP_FIELD_IS_RELATIVE); echo $$?),0) - CFLAGS += -DHAVE_LIBTRACEEVENT_TEP_FIELD_IS_RELATIVE - endif else - dummy := $(warning Warning: libtraceevent is missing limiting functionality, please install libtraceevent-dev/libtraceevent-devel) - endif - - $(call feature_check,libtracefs) - ifeq ($(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) + $(error ERROR: libtraceevent is missing. Please install libtraceevent-dev/libtraceevent-devel and/or set LIBTRACEEVENT_DIR or build with NO_LIBTRACEEVENT=1) endif endif @@ -1373,6 +1324,6 @@ 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. +# tests, see the block about libbfd, disassembler-four-args, for instance. $(shell rm -f $(FEATURE_DUMP_FILENAME)) $(foreach feat,$(FEATURE_TESTS),$(shell echo "$(call feature_assign,$(feat))" >> $(FEATURE_DUMP_FILENAME))) |