[llvm] [AArch64] Enable "sink-and-fold" in MachineSink by default (PR #67432)

[Momchil Velikov via llvm-commits]

https://github.com/momchil-velikov created https://github.com/llvm/llvm-project/pull/67432

None

>From b8d2e90066224dee48098c1282b40be726198ade Mon Sep 17 00:00:00 2001
From: Momchil Velikov <momchil.velikov at arm.com>
Date: Tue, 26 Sep 2023 15:06:15 +0100
Subject: [PATCH] [AArch64] Enable "sink-and-fold" in MachineSink by default

---
 llvm/lib/Target/AArch64/AArch64TargetMachine.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/lib/Target/AArch64/AArch64TargetMachine.cpp b/llvm/lib/Target/AArch64/AArch64TargetMachine.cpp
index 3d818c76bd4b7d7..fcc30a7cfceaf47 100644
--- a/llvm/lib/Target/AArch64/AArch64TargetMachine.cpp
+++ b/llvm/lib/Target/AArch64/AArch64TargetMachine.cpp
@@ -200,7 +200,7 @@ static cl::opt<bool> EnableGISelLoadStoreOptPostLegal(
 static cl::opt<bool>
     EnableSinkFold("aarch64-enable-sink-fold",
                    cl::desc("Enable sinking and folding of instruction copies"),
-                   cl::init(false), cl::Hidden);
+                   cl::init(true), cl::Hidden);
 
 extern "C" LLVM_EXTERNAL_VISIBILITY void LLVMInitializeAArch64Target() {
   // Register the target.