Add allocation sampling jvmti agent
Add an agent that can be used to sample heap allocations and produce
flame graphs.
Bug: none
Test: am attach-agent and run
Change-Id: Ic840b924cd52dc48938dd7ae4bc397241215fc5a
diff --git a/tools/jvmti-agents/ti-alloc-sample/Android.bp b/tools/jvmti-agents/ti-alloc-sample/Android.bp
new file mode 100644
index 0000000..0dc2dd8
--- /dev/null
+++ b/tools/jvmti-agents/ti-alloc-sample/Android.bp
@@ -0,0 +1,73 @@
+//
+// Copyright (C) 2018 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+// Build variants {target,host} x {debug,ndebug} x {32,64}
+cc_defaults {
+ name: "ti-alloc-sample-base-defaults",
+ srcs: ["ti_alloc_sample.cc"],
+ defaults: ["art_defaults"],
+
+ // Note that this tool needs to be built for both 32-bit and 64-bit since it requires
+ // to be same ISA as what it is attached to.
+ compile_multilib: "both",
+ header_libs: [
+ "libopenjdkjvmti_headers",
+ "libnativehelper_header_only",
+ "jni_headers",
+ ],
+}
+
+cc_defaults {
+ name: "ti-alloc-sample-defaults",
+ host_supported: true,
+ shared_libs: [
+ "libbase",
+ ],
+ defaults: ["ti-alloc-sample-base-defaults"],
+}
+
+cc_defaults {
+ name: "ti-alloc-sample-static-defaults",
+ host_supported: false,
+ defaults: ["ti-alloc-sample-base-defaults"],
+
+ shared_libs: [
+ "liblog",
+ ],
+ static_libs: [
+ "libbase_ndk",
+ ],
+ sdk_version: "current",
+ stl: "c++_static",
+}
+
+art_cc_library {
+ name: "libtiallocsamples",
+ defaults: ["ti-alloc-sample-static-defaults"],
+}
+
+art_cc_library {
+ name: "libtiallocsample",
+ defaults: ["ti-alloc-sample-defaults"],
+}
+
+art_cc_library {
+ name: "libtiallocsampled",
+ defaults: [
+ "art_debug_defaults",
+ "ti-alloc-sample-defaults",
+ ],
+}