From 7c0a3ad3eb6a173feb569ddd499b07f745f2672a Mon Sep 17 00:00:00 2001
From: Yi Kong <yikong@google.com>
Date: Sat, 8 Jan 2022 01:01:20 +0800
Subject: [PATCH] Move hwui from PGO pipeline to AFDO

AFDO uses profiles collected from real world users. It is more
accurate than PGO, which is collected from running synthetic
benchmarks.

Test: presubmit
Change-Id: I614b28fa1238953879cbf6318690c26c74a9aadb
---
 libs/hwui/Android.bp | 30 +-----------------------------
 1 file changed, 1 insertion(+), 29 deletions(-)

diff --git a/libs/hwui/Android.bp b/libs/hwui/Android.bp
index 2c299fa323152..9c5641b309e9b 100644
--- a/libs/hwui/Android.bp
+++ b/libs/hwui/Android.bp
@@ -35,7 +35,6 @@ cc_defaults {
         "skia_deps",
         //"hwui_bugreport_font_cache_usage",
         //"hwui_compile_for_perf",
-        "hwui_pgo",
         "hwui_lto",
     ],
 
@@ -155,22 +154,6 @@ cc_defaults {
     ],
 }
 
-// Build libhwui with PGO by default.
-// Location of PGO profile data is defined in build/soong/cc/pgo.go
-// and is separate from hwui.
-// To turn it off, set ANDROID_PGO_NO_PROFILE_USE environment variable
-// or set enable_profile_use property to false.
-cc_defaults {
-    name: "hwui_pgo",
-
-    pgo: {
-        instrumentation: true,
-        profile_file: "hwui/hwui.profdata",
-        benchmarks: ["hwui"],
-        enable_profile_use: true,
-    },
-}
-
 // Build hwui library with ThinLTO by default.
 cc_defaults {
     name: "hwui_lto",
@@ -626,6 +609,7 @@ cc_library {
             version_script: "libhwui.map.txt",
         },
     },
+    afdo: true,
 }
 
 cc_library_static {
@@ -757,15 +741,3 @@ cc_benchmark {
         "tests/microbench/RenderNodeBench.cpp",
     ],
 }
-
-// ----------------------------------------
-// Phony target to build benchmarks for PGO
-// ----------------------------------------
-
-phony {
-    name: "pgo-targets-hwui",
-    required: [
-        "hwuimicro",
-        "hwuimacro",
-    ],
-}