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-rw-r--r--tools/build/feature/test-all.c5
-rw-r--r--tools/perf/Makefile.config83
2 files changed, 49 insertions, 39 deletions
diff --git a/tools/build/feature/test-all.c b/tools/build/feature/test-all.c
index 59ef3d7fe6a4..80ac297f8196 100644
--- a/tools/build/feature/test-all.c
+++ b/tools/build/feature/test-all.c
@@ -58,10 +58,6 @@
# include "test-libelf-getshdrstrndx.c"
#undef main
-#define main main_test_libunwind
-# include "test-libunwind.c"
-#undef main
-
#define main main_test_libslang
# include "test-libslang.c"
#undef main
@@ -184,7 +180,6 @@ int main(int argc, char *argv[])
main_test_libelf_getphdrnum();
main_test_libelf_gelf_getnote();
main_test_libelf_getshdrstrndx();
- main_test_libunwind();
main_test_libslang();
main_test_libbfd();
main_test_libbfd_buildid();
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
index 2916d59c88cd..0e4f6a860ae2 100644
--- a/tools/perf/Makefile.config
+++ b/tools/perf/Makefile.config
@@ -43,7 +43,9 @@ endif
# Additional ARCH settings for ppc
ifeq ($(SRCARCH),powerpc)
CFLAGS += -I$(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
@@ -53,25 +55,35 @@ ifeq ($(SRCARCH),x86)
ifeq (${IS_64_BIT}, 1)
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
$(call detected,CONFIG_X86_64)
else
- LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind
+ ifndef NO_LIBUNWIND
+ LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind
+ endif
endif
endif
ifeq ($(SRCARCH),arm)
- LIBUNWIND_LIBS = -lunwind -lunwind-arm
+ ifndef NO_LIBUNWIND
+ LIBUNWIND_LIBS = -lunwind -lunwind-arm
+ endif
endif
ifeq ($(SRCARCH),arm64)
CFLAGS += -I$(OUTPUT)arch/arm64/include/generated
- LIBUNWIND_LIBS = -lunwind -lunwind-aarch64
+ ifndef NO_LIBUNWIND
+ LIBUNWIND_LIBS = -lunwind -lunwind-aarch64
+ endif
endif
ifeq ($(SRCARCH),loongarch)
CFLAGS += -I$(OUTPUT)arch/loongarch/include/generated
- LIBUNWIND_LIBS = -lunwind -lunwind-loongarch64
+ ifndef NO_LIBUNWIND
+ LIBUNWIND_LIBS = -lunwind -lunwind-loongarch64
+ endif
endif
ifeq ($(ARCH),s390)
@@ -80,7 +92,9 @@ endif
ifeq ($(ARCH),mips)
CFLAGS += -I$(OUTPUT)arch/mips/include/generated
- LIBUNWIND_LIBS = -lunwind -lunwind-mips
+ ifndef NO_LIBUNWIND
+ LIBUNWIND_LIBS = -lunwind -lunwind-mips
+ endif
endif
ifeq ($(ARCH),riscv)
@@ -121,16 +135,18 @@ ifdef LIBUNWIND_DIR
$(foreach libunwind_arch,$(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
+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) $(LIBUNWIND_LIBS)
+
+ FEATURE_CHECK_LDFLAGS-libunwind-arm += -lunwind -lunwind-arm
+ FEATURE_CHECK_LDFLAGS-libunwind-aarch64 += -lunwind -lunwind-aarch64
+ FEATURE_CHECK_LDFLAGS-libunwind-x86 += -lunwind -llzma -lunwind-x86
+ FEATURE_CHECK_LDFLAGS-libunwind-x86_64 += -lunwind -llzma -lunwind-x86_64
+endif
FEATURE_CHECK_LDFLAGS-libcrypto = -lcrypto
@@ -734,26 +750,25 @@ ifeq ($(dwarf-post-unwind),1)
$(call detected,CONFIG_DWARF_UNWIND)
endif
-ifndef NO_LOCAL_LIBUNWIND
- ifeq ($(SRCARCH),$(filter $(SRCARCH),arm arm64))
- $(call feature_check,libunwind-debug-frame)
- ifneq ($(feature-libunwind-debug-frame), 1)
- $(warning No debug_frame support found in libunwind)
+ifndef NO_LIBUNWIND
+ ifndef NO_LOCAL_LIBUNWIND
+ ifeq ($(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)