[llvm] 4ed205c - [PGO][PGSO] Enable profile guided size optimization for non-cold code under instrumentation PGO.

[Hiroshi Yamauchi via llvm-commits]

Author: Hiroshi Yamauchi
Date: 2020-02-06T10:29:01-08:00
New Revision: 4ed205c816e9a34de938525b28d6151adf912fe1

URL: https://github.com/llvm/llvm-project/commit/4ed205c816e9a34de938525b28d6151adf912fe1
DIFF: https://github.com/llvm/llvm-project/commit/4ed205c816e9a34de938525b28d6151adf912fe1.diff

LOG: [PGO][PGSO] Enable profile guided size optimization for non-cold code under instrumentation PGO.

Summary:
This enables it for large working set size cases only.

This does not enable it under sample PGO.

Reviewers: davidxl

Subscribers: hiraditya, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D74073

Added: 
    

Modified: 
    llvm/lib/Transforms/Utils/SizeOpts.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Utils/SizeOpts.cpp b/llvm/lib/Transforms/Utils/SizeOpts.cpp
index c25b6774b3fa..951de8d5732d 100644
--- a/llvm/lib/Transforms/Utils/SizeOpts.cpp
+++ b/llvm/lib/Transforms/Utils/SizeOpts.cpp
@@ -24,12 +24,12 @@ cl::opt<bool> PGSOLargeWorkingSetSizeOnly(
              "if the working set size is large (except for cold code.)"));
 
 cl::opt<bool> PGSOColdCodeOnly(
-    "pgso-cold-code-only", cl::Hidden, cl::init(true),
+    "pgso-cold-code-only", cl::Hidden, cl::init(false),
     cl::desc("Apply the profile guided size optimizations only "
              "to cold code."));
 
 cl::opt<bool> PGSOColdCodeOnlyForInstrPGO(
-    "pgso-cold-code-only-for-instr-pgo", cl::Hidden, cl::init(true),
+    "pgso-cold-code-only-for-instr-pgo", cl::Hidden, cl::init(false),
     cl::desc("Apply the profile guided size optimizations only "
              "to cold code under instrumentation PGO."));