Add new Traceprocessor binaries.

* Add a README with the build instructions.

Test: Existing tests pass.
Bug: b/179173435
Change-Id: I401c864c4b2b2034c5376ad6240c32c7756e7c09

3 files changed, 26 insertions, 0 deletions

diff --git a/README.md b/README.md
new file mode 100644
index 0000000..3d906e4
--- /dev/null
+++ b/README.md
@@ -0,0 +1,26 @@
+# Trace Processor Shell
+
+The source code for `trace_processor_shell` lives in `external/perfetto` in the AOSP source tree.
+
+## Building stripped binaries
+
+Checkout the [AOSP](https://g3doc.corp.google.com/company/teams/android/developing/index.md?cl=head) source tree.
+
+```bash
+cd <root of AOSP checkout>
+source build/envsetup.sh
+# Pick lunch targets
+# AARCH64
+lunch flame-userdebug
+# ARM32
+tapas
+
+# Finally build the binaries
+mmma external/perfetto
+
+# Copy Outputs to prebuilts
+# aarch64, arm32 are the suffixes being used.
+# <xxx> = generic for aosp_arm
+
+cp <aosp_root>/out/target/product/<xxx>/system/bin/trace_processor_shell <androidx-root>/prebuilts/androidx/traceprocessor/trace_processor_shell/trace_processor_shell_<suffix>
+```
diff --git a/trace_processor_shell/trace_processor_shell_aarch64 b/trace_processor_shell/trace_processor_shell_aarch64
index 4f9fef5..e32b97d 100644..100755
--- a/trace_processor_shell/trace_processor_shell_aarch64
+++ b/trace_processor_shell/trace_processor_shell_aarch64
diff --git a/trace_processor_shell/trace_processor_shell_arm32 b/trace_processor_shell/trace_processor_shell_arm32
new file mode 100755
index 0000000..e51daa1
--- /dev/null
+++ b/trace_processor_shell/trace_processor_shell_arm32