From 70dc3e1d3d58647a7c9e4173d7a7fefd28ad81e3 Mon Sep 17 00:00:00 2001
From: Kito Cheng <kito@0xlab.org>
Date: Fri, 15 Jun 2012 15:15:50 +0800
Subject: [PATCH] Profiling use aprof, enable by LOCAL_ENABLE_APROF or
 LOCAL_ENABLE_APROF_JNI

Change-Id: Ia95dc7318e17c0804867b22e239edccc5cbec0af
---
 core/binary.mk         |  9 +++++++++
 core/clear_vars.mk     |  2 ++
 core/executable.mk     | 12 ++++++++++++
 core/shared_library.mk | 13 +++++++++++++
 core/static_library.mk |  7 +++++++
 5 files changed, 43 insertions(+)

diff --git a/core/binary.mk b/core/binary.mk
index e4882001b..efcec7119 100644
--- a/core/binary.mk
+++ b/core/binary.mk
@@ -133,6 +133,15 @@ ifeq ($(strip $(LOCAL_NO_FDO_SUPPORT)),)
   LOCAL_LDFLAGS += $(TARGET_FDO_CFLAGS)
 endif
 
+####################################################
+## Add profiling flags if aprof is turned on
+####################################################
+ifeq ($(strip $(LOCAL_ENABLE_APROF)),true)
+  # -ffunction-sections and -fomit-frame-pointer are conflict with -pg
+  LOCAL_CFLAGS += -fno-omit-frame-pointer -fno-function-sections -pg
+  LOCAL_CPPFLAGS += -fno-omit-frame-pointer -fno-function-sections -pg
+endif
+
 ###########################################################
 ## Explicitly declare assembly-only __ASSEMBLY__ macro for
 ## assembly source
diff --git a/core/clear_vars.mk b/core/clear_vars.mk
index 66e62325c..d4d55d4c7 100644
--- a/core/clear_vars.mk
+++ b/core/clear_vars.mk
@@ -78,6 +78,8 @@ LOCAL_COPY_HEADERS_TO:=
 LOCAL_COPY_HEADERS:=
 LOCAL_FORCE_STATIC_EXECUTABLE:=
 LOCAL_ADDITIONAL_DEPENDENCIES:=
+LOCAL_ENABLE_APROF:=
+LOCAL_ENABLE_APROF_JNI:=
 LOCAL_COMPRESS_MODULE_SYMBOLS:=
 LOCAL_STRIP_MODULE:=
 LOCAL_POST_PROCESS_COMMAND:=true
diff --git a/core/executable.mk b/core/executable.mk
index 6138adb21..baebc3bdb 100644
--- a/core/executable.mk
+++ b/core/executable.mk
@@ -12,6 +12,18 @@ ifeq ($(strip $(LOCAL_MODULE_SUFFIX)),)
 LOCAL_MODULE_SUFFIX := $(TARGET_EXECUTABLE_SUFFIX)
 endif
 
+####################################################
+## Add profiling libraries if aprof is turned
+####################################################
+ifeq ($(strip $(LOCAL_ENABLE_APROF)),true)
+  ifeq ($(LOCAL_FORCE_STATIC_EXECUTABLE), true)
+    LOCAL_STATIC_LIBRARIES += libaprof libaprof_static libc libcutils
+  else
+    LOCAL_SHARED_LIBRARIES += libaprof libaprof_runtime libc
+  endif
+  LOCAL_WHOLE_STATIC_LIBRARIES += libaprof_aux
+endif
+
 include $(BUILD_SYSTEM)/dynamic_binary.mk
 
 ifeq ($(LOCAL_FORCE_STATIC_EXECUTABLE),true)
diff --git a/core/shared_library.mk b/core/shared_library.mk
index ca639eb68..1c5134682 100644
--- a/core/shared_library.mk
+++ b/core/shared_library.mk
@@ -17,12 +17,25 @@ ifneq ($(strip $(OVERRIDE_BUILT_MODULE_PATH)),)
 $(error $(LOCAL_PATH): Illegal use of OVERRIDE_BUILT_MODULE_PATH)
 endif
 
+####################################################
+## Add profiling libraries if aprof is turned
+####################################################
+ifeq ($(strip $(LOCAL_ENABLE_APROF_JNI)),true)
+  LOCAL_ENABLE_APROF := true
+  LOCAL_WHOLE_STATIC_LIBRARIES += libaprof_jni
+endif
+
+ifeq ($(strip $(LOCAL_ENABLE_APROF)),true)
+  LOCAL_SHARED_LIBRARIES += libaprof libaprof_runtime
+endif
+
 # Put the built targets of all shared libraries in a common directory
 # to simplify the link line.
 OVERRIDE_BUILT_MODULE_PATH := $(TARGET_OUT_INTERMEDIATE_LIBRARIES)
 
 include $(BUILD_SYSTEM)/dynamic_binary.mk
 
+
 # Define PRIVATE_ variables from global vars
 my_target_global_ld_dirs := $(TARGET_GLOBAL_LD_DIRS)
 my_target_global_ldflags := $(TARGET_GLOBAL_LDFLAGS)
diff --git a/core/static_library.mk b/core/static_library.mk
index 4ff5a34e9..315c497c4 100644
--- a/core/static_library.mk
+++ b/core/static_library.mk
@@ -15,6 +15,13 @@ LOCAL_MODULE_SUFFIX := .a
 endif
 LOCAL_UNINSTALLABLE_MODULE := true
 
+####################################################
+## Add profiling libraries if aprof is turned
+####################################################
+ifeq ($(strip $(LOCAL_ENABLE_APROF)),true)
+  LOCAL_WHOLE_STATIC_LIBRARIES += libaprof
+endif
+
 include $(BUILD_SYSTEM)/binary.mk
 
 ifeq ($(LOCAL_RAW_STATIC_LIBRARY),true)