diff options
Diffstat (limited to 'tools/perf/Makefile.config')
| -rw-r--r-- | tools/perf/Makefile.config | 104 |
1 files changed, 89 insertions, 15 deletions
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config index 72edf83d76b7..2b941efadb04 100644 --- a/tools/perf/Makefile.config +++ b/tools/perf/Makefile.config @@ -136,6 +136,7 @@ endif # Treat warnings as errors unless directed not to ifneq ($(WERROR),0) CFLAGS += -Werror + CXXFLAGS += -Werror endif ifndef DEBUG @@ -143,8 +144,12 @@ ifndef DEBUG endif ifeq ($(DEBUG),0) +ifeq ($(CC), clang) + CFLAGS += -O3 +else CFLAGS += -O6 endif +endif ifdef PARSER_DEBUG PARSER_DEBUG_BISON := -t @@ -182,6 +187,13 @@ CFLAGS += -Wall CFLAGS += -Wextra CFLAGS += -std=gnu99 +CXXFLAGS += -std=gnu++11 -fno-exceptions -fno-rtti +CXXFLAGS += -Wall +CXXFLAGS += -fno-omit-frame-pointer +CXXFLAGS += -ggdb3 +CXXFLAGS += -funwind-tables +CXXFLAGS += -Wno-strict-aliasing + # Enforce a non-executable stack, as we may regress (again) in the future by # adding assembler files missing the .GNU-stack linker note. LDFLAGS += -Wl,-z,noexecstack @@ -204,24 +216,27 @@ ifeq ($(DEBUG),0) endif endif -CFLAGS += -I$(src-perf)/util/include -CFLAGS += -I$(src-perf)/arch/$(ARCH)/include -CFLAGS += -I$(srctree)/tools/include/uapi -CFLAGS += -I$(srctree)/tools/include/ -CFLAGS += -I$(srctree)/tools/arch/$(ARCH)/include/uapi -CFLAGS += -I$(srctree)/tools/arch/$(ARCH)/include/ -CFLAGS += -I$(srctree)/tools/arch/$(ARCH)/ +INC_FLAGS += -I$(src-perf)/util/include +INC_FLAGS += -I$(src-perf)/arch/$(ARCH)/include +INC_FLAGS += -I$(srctree)/tools/include/uapi +INC_FLAGS += -I$(srctree)/tools/include/ +INC_FLAGS += -I$(srctree)/tools/arch/$(ARCH)/include/uapi +INC_FLAGS += -I$(srctree)/tools/arch/$(ARCH)/include/ +INC_FLAGS += -I$(srctree)/tools/arch/$(ARCH)/ # $(obj-perf) for generated common-cmds.h # $(obj-perf)/util for generated bison/flex headers ifneq ($(OUTPUT),) -CFLAGS += -I$(obj-perf)/util -CFLAGS += -I$(obj-perf) +INC_FLAGS += -I$(obj-perf)/util +INC_FLAGS += -I$(obj-perf) endif -CFLAGS += -I$(src-perf)/util -CFLAGS += -I$(src-perf) -CFLAGS += -I$(srctree)/tools/lib/ +INC_FLAGS += -I$(src-perf)/util +INC_FLAGS += -I$(src-perf) +INC_FLAGS += -I$(srctree)/tools/lib/ + +CFLAGS += $(INC_FLAGS) +CXXFLAGS += $(INC_FLAGS) CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE @@ -280,8 +295,10 @@ else endif endif ifneq ($(feature-dwarf), 1) - 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 + 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); @@ -366,7 +383,7 @@ ifndef NO_SDT endif ifdef PERF_HAVE_JITDUMP - ifndef NO_DWARF + ifndef NO_LIBELF $(call detected,CONFIG_JITDUMP) CFLAGS += -DHAVE_JITDUMP endif @@ -758,6 +775,62 @@ ifndef NO_AUXTRACE endif endif +ifndef NO_JVMTI + ifneq (,$(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 alternatives --display java | tail -1 | cut -d' ' -f 5 | sed 's%/jre/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) + else + $(warning No openjdk development package found, please install JDK package) + 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 := $(warning This version of LLVM is not tested. May cause build errors) + endif + endif + endif + endif +endif + # Among the variables below, these: # perfexecdir # template_dir @@ -850,6 +923,7 @@ ifeq ($(VF),1) $(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)) |