am 8a2282d1: Merge "Add on-device symbol demangle support."

* commit '8a2282d1dcafa15f8bd2e8df7c0fc4f1f79ea748':
  Add on-device symbol demangle support.
diff --git a/Android.mk b/Android.mk
index 84d24f7..2a91487 100644
--- a/Android.mk
+++ b/Android.mk
@@ -94,8 +94,7 @@
 
 LOCAL_CFLAGS := -DNO_NEWT_SUPPORT -DNO_LIBPERL -DNO_LIBPYTHON -DNO_STRLCPY -std=gnu99
 
-# temporary until bfd.h is added
-LOCAL_CFLAGS += -DNO_DEMANGLE
+LOCAL_CFLAGS += -DHAVE_ANDROID_DEMANGLE
 LOCAL_CFLAGS += -DDWARF_SUPPORT
 
 # various macros
@@ -130,8 +129,7 @@
 
 LOCAL_CFLAGS := -DNO_NEWT_SUPPORT -DNO_LIBPERL -DNO_LIBPYTHON -std=gnu99
 
-# temporary until bfd.h is added
-LOCAL_CFLAGS += -DNO_DEMANGLE
+LOCAL_CFLAGS += -DHAVE_ANDROID_DEMANGLE
 LOCAL_CFLAGS += -DDWARF_SUPPORT
 
 # various macros
@@ -188,7 +186,7 @@
 
 LOCAL_SRC_FILES := $(perf_src_files)
 
-LOCAL_STATIC_LIBRARIES := libperf libdwfl libdw libebl libelf
+LOCAL_STATIC_LIBRARIES := libperf libdwfl libdw libebl libelf libgccdemangle
 
 LOCAL_LDLIBS := -lpthread -ldl
 
@@ -209,8 +207,7 @@
 # for __used
 LOCAL_CFLAGS += -include $(LOCAL_PATH)/util/include/linux/compiler.h
 
-# temporary until bfd.h is added
-LOCAL_CFLAGS += -DNO_DEMANGLE
+LOCAL_CFLAGS += -DHAVE_ANDROID_DEMANGLE
 
 # unique
 LOCAL_CFLAGS += -DPERF_HTML_PATH='""'
@@ -240,7 +237,7 @@
 	bench/sched-pipe.c \
 	arch/arm/util/dwarf-regs.c
 
-LOCAL_STATIC_LIBRARIES := libperf libdwfl libdw libebl libelf
+LOCAL_STATIC_LIBRARIES := libperf libdwfl libdw libebl libelf libgccdemangle
 
 LOCAL_SHARED_LIBRARIES := libdl
 
@@ -256,8 +253,7 @@
 # for various GNU extensions
 LOCAL_CFLAGS += -include external/elfutils/bionic-fixup/AndroidFixup.h
 
-# temporary until bfd.h is added
-LOCAL_CFLAGS += -DNO_DEMANGLE
+LOCAL_CFLAGS += -DHAVE_ANDROID_DEMANGLE
 
 # unique
 LOCAL_CFLAGS += -DPERF_HTML_PATH='""'
diff --git a/util/symbol.h b/util/symbol.h
index 5ac01c1..266bb00 100644
--- a/util/symbol.h
+++ b/util/symbol.h
@@ -36,10 +36,23 @@
 {
 	return NULL;
 }
+/* ANDROID_CHANGE_BEGIN */
+#else
+#ifdef HAVE_ANDROID_DEMANGLE
+/* in external/gcc-demangle */
+extern char *__cxa_demangle (const char *, char *, size_t *, int *);
+
+static inline char *bfd_demangle(void __used *v, const char __used *c,
+                int __used i)
+{
+    return __cxa_demangle(c, NULL, NULL, NULL);
+}
+/* ANDROID_CHANGE_END */
 #else
 #include <bfd.h>
 #endif
 #endif
+#endif
 
 int hex2u64(const char *ptr, u64 *val);
 char *strxfrchar(char *s, char from, char to);