[llvm] [X86][CodeGen] Return true when MIR is changed after optimizeCompareInstr (PR #91723)
Shengchen Kan via llvm-commits
llvm-commits at lists.llvm.org
Fri May 10 03:43:59 PDT 2024
https://github.com/KanRobert created https://github.com/llvm/llvm-project/pull/91723
This fixes the typo in 1be131ba275b
>From e28596be7a6b8ae1616b96278331b74566d7ca00 Mon Sep 17 00:00:00 2001
From: Shengchen Kan <shengchen.kan at intel.com>
Date: Fri, 10 May 2024 18:41:10 +0800
Subject: [PATCH] [X86][CodeGen] Return true when MIR is changed after
optimizeCompareInstr
This fixes the typo in 1be131ba275b
---
llvm/lib/Target/X86/X86InstrInfo.cpp | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/llvm/lib/Target/X86/X86InstrInfo.cpp b/llvm/lib/Target/X86/X86InstrInfo.cpp
index 0e5e52d4d88e8..d7641f5f48fd6 100644
--- a/llvm/lib/Target/X86/X86InstrInfo.cpp
+++ b/llvm/lib/Target/X86/X86InstrInfo.cpp
@@ -5169,7 +5169,7 @@ bool X86InstrInfo::optimizeCompareInstr(MachineInstr &CmpInstr, Register SrcReg,
// Fall through to optimize Cmp if Cmp is CMPrr or CMPri.
if (NewOpcode == X86::CMP64rm || NewOpcode == X86::CMP32rm ||
NewOpcode == X86::CMP16rm || NewOpcode == X86::CMP8rm)
- return false;
+ return true;
}
}
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