[PATCH 3/8] perf build: Add build-test for libunwind cross-platforms support
From: He Kuang
Date: Fri May 06 2016 - 05:07:30 EST
Currently only test for local libunwind. We should check all supported
platforms so we can use them to parse perf.data with callchain info on
different machines.
Signed-off-by: He Kuang <hekuang@xxxxxxxxxx>
---
tools/build/Makefile.feature | 8 ++++++++
tools/build/feature/Makefile | 16 ++++++++++++++++
tools/build/feature/test-libunwind-aarch64.c | 26 ++++++++++++++++++++++++++
tools/build/feature/test-libunwind-arm.c | 27 +++++++++++++++++++++++++++
tools/build/feature/test-libunwind-x86.c | 27 +++++++++++++++++++++++++++
tools/build/feature/test-libunwind-x86_64.c | 27 +++++++++++++++++++++++++++
6 files changed, 131 insertions(+)
create mode 100644 tools/build/feature/test-libunwind-aarch64.c
create mode 100644 tools/build/feature/test-libunwind-arm.c
create mode 100644 tools/build/feature/test-libunwind-x86.c
create mode 100644 tools/build/feature/test-libunwind-x86_64.c
diff --git a/tools/build/Makefile.feature b/tools/build/Makefile.feature
index 9f87861..139e99c 100644
--- a/tools/build/Makefile.feature
+++ b/tools/build/Makefile.feature
@@ -49,6 +49,10 @@ FEATURE_TESTS_BASIC := \
libslang \
libcrypto \
libunwind \
+ libunwind-x86 \
+ libunwind-x86_64 \
+ libunwind-arm \
+ libunwind-aarch64 \
pthread-attr-setaffinity-np \
stackprotector-all \
timerfd \
@@ -92,6 +96,10 @@ FEATURE_DISPLAY ?= \
libslang \
libcrypto \
libunwind \
+ libunwind-x86 \
+ libunwind-x86_64 \
+ libunwind-arm \
+ libunwind-aarch64 \
libdw-dwarf-unwind \
zlib \
lzma \
diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile
index 4ae94db..f4fe3bc 100644
--- a/tools/build/feature/Makefile
+++ b/tools/build/feature/Makefile
@@ -27,6 +27,10 @@ FILES= \
test-libcrypto.bin \
test-libunwind.bin \
test-libunwind-debug-frame.bin \
+ test-libunwind-x86.bin \
+ test-libunwind-x86_64.bin \
+ test-libunwind-arm.bin \
+ test-libunwind-aarch64.bin \
test-pthread-attr-setaffinity-np.bin \
test-stackprotector-all.bin \
test-timerfd.bin \
@@ -103,6 +107,18 @@ $(OUTPUT)test-libunwind.bin:
$(OUTPUT)test-libunwind-debug-frame.bin:
$(BUILD) -lelf
+$(OUTPUT)test-libunwind-x86.bin:
+ $(BUILD) -lelf -lunwind-x86
+
+$(OUTPUT)test-libunwind-x86_64.bin:
+ $(BUILD) -lelf -lunwind-x86_64
+
+$(OUTPUT)test-libunwind-arm.bin:
+ $(BUILD) -lelf -lunwind-arm
+
+$(OUTPUT)test-libunwind-aarch64.bin:
+ $(BUILD) -lelf -lunwind-aarch64
+
$(OUTPUT)test-libaudit.bin:
$(BUILD) -laudit
diff --git a/tools/build/feature/test-libunwind-aarch64.c b/tools/build/feature/test-libunwind-aarch64.c
new file mode 100644
index 0000000..fc03fb6
--- /dev/null
+++ b/tools/build/feature/test-libunwind-aarch64.c
@@ -0,0 +1,26 @@
+#include <libunwind-aarch64.h>
+#include <stdlib.h>
+
+extern int UNW_OBJ(dwarf_search_unwind_table) (unw_addr_space_t as,
+ unw_word_t ip,
+ unw_dyn_info_t *di,
+ unw_proc_info_t *pi,
+ int need_unwind_info, void *arg);
+
+#define dwarf_search_unwind_table UNW_OBJ(dwarf_search_unwind_table)
+
+static unw_accessors_t accessors;
+
+int main(void)
+{
+ unw_addr_space_t addr_space;
+
+ addr_space = unw_create_addr_space(&accessors, 0);
+ if (addr_space)
+ return 0;
+
+ unw_init_remote(NULL, addr_space, NULL);
+ dwarf_search_unwind_table(addr_space, 0, NULL, NULL, 0, NULL);
+
+ return 0;
+}
diff --git a/tools/build/feature/test-libunwind-arm.c b/tools/build/feature/test-libunwind-arm.c
new file mode 100644
index 0000000..632d95e
--- /dev/null
+++ b/tools/build/feature/test-libunwind-arm.c
@@ -0,0 +1,27 @@
+#include <libunwind-arm.h>
+#include <stdlib.h>
+
+extern int UNW_OBJ(dwarf_search_unwind_table) (unw_addr_space_t as,
+ unw_word_t ip,
+ unw_dyn_info_t *di,
+ unw_proc_info_t *pi,
+ int need_unwind_info, void *arg);
+
+
+#define dwarf_search_unwind_table UNW_OBJ(dwarf_search_unwind_table)
+
+static unw_accessors_t accessors;
+
+int main(void)
+{
+ unw_addr_space_t addr_space;
+
+ addr_space = unw_create_addr_space(&accessors, 0);
+ if (addr_space)
+ return 0;
+
+ unw_init_remote(NULL, addr_space, NULL);
+ dwarf_search_unwind_table(addr_space, 0, NULL, NULL, 0, NULL);
+
+ return 0;
+}
diff --git a/tools/build/feature/test-libunwind-x86.c b/tools/build/feature/test-libunwind-x86.c
new file mode 100644
index 0000000..3561edc
--- /dev/null
+++ b/tools/build/feature/test-libunwind-x86.c
@@ -0,0 +1,27 @@
+#include <libunwind-x86.h>
+#include <stdlib.h>
+
+extern int UNW_OBJ(dwarf_search_unwind_table) (unw_addr_space_t as,
+ unw_word_t ip,
+ unw_dyn_info_t *di,
+ unw_proc_info_t *pi,
+ int need_unwind_info, void *arg);
+
+
+#define dwarf_search_unwind_table UNW_OBJ(dwarf_search_unwind_table)
+
+static unw_accessors_t accessors;
+
+int main(void)
+{
+ unw_addr_space_t addr_space;
+
+ addr_space = unw_create_addr_space(&accessors, 0);
+ if (addr_space)
+ return 0;
+
+ unw_init_remote(NULL, addr_space, NULL);
+ dwarf_search_unwind_table(addr_space, 0, NULL, NULL, 0, NULL);
+
+ return 0;
+}
diff --git a/tools/build/feature/test-libunwind-x86_64.c b/tools/build/feature/test-libunwind-x86_64.c
new file mode 100644
index 0000000..5add251
--- /dev/null
+++ b/tools/build/feature/test-libunwind-x86_64.c
@@ -0,0 +1,27 @@
+#include <libunwind-x86_64.h>
+#include <stdlib.h>
+
+extern int UNW_OBJ(dwarf_search_unwind_table) (unw_addr_space_t as,
+ unw_word_t ip,
+ unw_dyn_info_t *di,
+ unw_proc_info_t *pi,
+ int need_unwind_info, void *arg);
+
+
+#define dwarf_search_unwind_table UNW_OBJ(dwarf_search_unwind_table)
+
+static unw_accessors_t accessors;
+
+int main(void)
+{
+ unw_addr_space_t addr_space;
+
+ addr_space = unw_create_addr_space(&accessors, 0);
+ if (addr_space)
+ return 0;
+
+ unw_init_remote(NULL, addr_space, NULL);
+ dwarf_search_unwind_table(addr_space, 0, NULL, NULL, 0, NULL);
+
+ return 0;
+}
--
1.8.5.2