[PATCH 1/5] perf, tools: Add probing for xed

From: Andi Kleen
Date: Mon Jan 09 2017 - 20:03:20 EST


From: Andi Kleen <ak@xxxxxxxxxxxxxxx>

Add autoprobing for the xed disassembler library.

Can be downloaded from https://github.com/intelxed/xed

v2: Hide. Require XED=1 to enable. Add XED_DIR
Signed-off-by: Andi Kleen <ak@xxxxxxxxxxxxxxx>
---
tools/build/Makefile.feature | 8 +++++---
tools/build/feature/Makefile | 8 ++++++--
tools/build/feature/test-all.c | 5 +++++
tools/build/feature/test-xed.c | 9 +++++++++
tools/perf/Makefile.config | 16 ++++++++++++++++
tools/perf/Makefile.perf | 3 +++
6 files changed, 44 insertions(+), 5 deletions(-)
create mode 100644 tools/build/feature/test-xed.c

diff --git a/tools/build/Makefile.feature b/tools/build/Makefile.feature
index e3fb5ecbdcb6..971a9ef87ca6 100644
--- a/tools/build/Makefile.feature
+++ b/tools/build/Makefile.feature
@@ -63,7 +63,7 @@ FEATURE_TESTS_BASIC := \
lzma \
get_cpuid \
bpf \
- sdt
+ sdt \

# FEATURE_TESTS_BASIC + FEATURE_TESTS_EXTRA is the complete list
# of all feature tests
@@ -74,11 +74,12 @@ FEATURE_TESTS_EXTRA := \
cplus-demangle \
hello \
libbabeltrace \
+ xed \
liberty \
liberty-z \
libunwind-debug-frame \
libunwind-debug-frame-arm \
- libunwind-debug-frame-aarch64
+ libunwind-debug-frame-aarch64

FEATURE_TESTS ?= $(FEATURE_TESTS_BASIC)

@@ -105,7 +106,7 @@ FEATURE_DISPLAY ?= \
zlib \
lzma \
get_cpuid \
- bpf
+ bpf

# Set FEATURE_CHECK_(C|LD)FLAGS-all for all FEATURE_TESTS features.
# If in the future we need per-feature checks/flags for features not
@@ -140,6 +141,7 @@ ifeq ($(feature-all), 1)
$(call feature_check,compile-x32)
$(call feature_check,bionic)
$(call feature_check,libbabeltrace)
+ $(call feature_check,xed)
else
$(foreach feat,$(FEATURE_TESTS),$(call feature_check,$(feat)))
endif
diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile
index b564a2eea039..a1275965c67d 100644
--- a/tools/build/feature/Makefile
+++ b/tools/build/feature/Makefile
@@ -48,7 +48,8 @@ FILES= \
test-get_cpuid.bin \
test-sdt.bin \
test-cxx.bin \
- test-jvmti.bin
+ test-jvmti.bin \
+ test-xed.bin

FILES := $(addprefix $(OUTPUT),$(FILES))

@@ -68,7 +69,7 @@ __BUILDXX = $(CXX) $(CXXFLAGS) -Wall -Werror -o $@ $(patsubst %.bin,%.cpp,$(@F))
###############################

$(OUTPUT)test-all.bin:
- $(BUILD) -fstack-protector-all -O2 -D_FORTIFY_SOURCE=2 -ldw -lelf -lnuma -lelf -laudit -I/usr/include/slang -lslang $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null) $(FLAGS_PERL_EMBED) $(FLAGS_PYTHON_EMBED) -DPACKAGE='"perf"' -lbfd -ldl -lz -llzma
+ $(BUILD) -fstack-protector-all -O2 -D_FORTIFY_SOURCE=2 -ldw -lelf -lnuma -lelf -laudit -I/usr/include/slang -lslang $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null) $(FLAGS_PERL_EMBED) $(FLAGS_PYTHON_EMBED) -DPACKAGE='"perf"' -lbfd -ldl -lz -llzma -lxed

$(OUTPUT)test-hello.bin:
$(BUILD)
@@ -123,6 +124,9 @@ $(OUTPUT)test-numa_num_possible_cpus.bin:
$(OUTPUT)test-libunwind.bin:
$(BUILD) -lelf

+$(OUTPUT)test-xed.bin:
+ $(BUILD) -lxed
+
$(OUTPUT)test-libunwind-debug-frame.bin:
$(BUILD) -lelf
$(OUTPUT)test-libunwind-x86.bin:
diff --git a/tools/build/feature/test-all.c b/tools/build/feature/test-all.c
index 699e43627397..4a6dd1d1ff49 100644
--- a/tools/build/feature/test-all.c
+++ b/tools/build/feature/test-all.c
@@ -149,6 +149,10 @@
# include "test-sdt.c"
#undef main

+#define main main_test_xed
+# include "test-xed.c"
+#endif
+
int main(int argc, char *argv[])
{
main_test_libpython();
@@ -183,6 +187,7 @@ int main(int argc, char *argv[])
main_test_bpf();
main_test_libcrypto();
main_test_sdt();
+ main_test_xed();

return 0;
}
diff --git a/tools/build/feature/test-xed.c b/tools/build/feature/test-xed.c
new file mode 100644
index 000000000000..ef9aebf1559d
--- /dev/null
+++ b/tools/build/feature/test-xed.c
@@ -0,0 +1,9 @@
+#include <xed/xed-interface.h>
+#include <xed/xed-decode.h>
+#include <xed/xed-decoded-inst-api.h>
+
+int main(void)
+{
+ xed_tables_init();
+ return 0;
+}
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
index 76c84f0eec52..05dfa31506b6 100644
--- a/tools/perf/Makefile.config
+++ b/tools/perf/Makefile.config
@@ -682,6 +682,22 @@ ifndef NO_ZLIB
endif
endif

+ifdef XED
+ ifdef XED_DIR
+ FEATURE_CHECK_CFLAGS-xed := -I $(XED_DIR)/include
+ # override for lib64?
+ FEATURE_CHECK_LDFLAGS-xed := -L $(XED_DIR)/lib -lxed
+ else
+ FEATURE_CHECK_CFLAGS-xed :=
+ FEATURE_CHECK_LDFLAGS-xed := -lxed
+ endif
+ $(call feature_check,xed)
+ ifeq ($(feature-xed), 1)
+ EXTLIBS += -lxed
+ $(call detected,CONFIG_XED)
+ endif
+endif
+
ifndef NO_LZMA
ifeq ($(feature-lzma), 1)
CFLAGS += -DHAVE_LZMA_SUPPORT
diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index 8f1c258b151a..5f3413050b39 100644
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -84,6 +84,9 @@ include ../scripts/utilities.mak
# Define NO_SDT if you do not want to define SDT event in perf tools,
# note that it doesn't disable SDT scanning support.
#
+# Define XED=1 to build WITH the XED disassembler for perf script
+# Can also set XED_DIR=/path to set XED directory.
+#
# Define FEATURES_DUMP to provide features detection dump file
# and bypass the feature detection
#
--
2.9.3