[llvm] [JumpThreading] Limit number of free instructions (PR #75671)
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Fri Dec 15 16:08:46 PST 2023
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git-clang-format --diff b2cdf3cc4c08729d0ff582d55e40793a20bbcdcc 9425f56a2703280ae087876468715c481fb61244 -- llvm/lib/Transforms/Scalar/JumpThreading.cpp
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diff --git a/llvm/lib/Transforms/Scalar/JumpThreading.cpp b/llvm/lib/Transforms/Scalar/JumpThreading.cpp
index 621299efb6..80305fb842 100644
--- a/llvm/lib/Transforms/Scalar/JumpThreading.cpp
+++ b/llvm/lib/Transforms/Scalar/JumpThreading.cpp
@@ -104,8 +104,8 @@ static cl::opt<unsigned> PhiDuplicateThreshold(
static cl::opt<unsigned> FreeInstDuplicateThreshold(
"jump-threading-free-inst-threshold",
- cl::desc("Max free instructions in BB to duplicate for jump threading"), cl::init(500),
- cl::Hidden);
+ cl::desc("Max free instructions in BB to duplicate for jump threading"),
+ cl::init(500), cl::Hidden);
static cl::opt<bool> ThreadAcrossLoopHeaders(
"jump-threading-across-loop-headers",
@@ -496,8 +496,8 @@ static unsigned getJumpThreadDuplicationCost(const TargetTransformInfo *TTI,
if (TTI->getInstructionCost(&*I, TargetTransformInfo::TCK_SizeAndLatency) ==
TargetTransformInfo::TCC_Free) {
// Do not duplicate the BB if it has a lot of free instructions.
- // In edge cases they can add up and significantly increase compile time of
- // later passes by bloating the IR.
+ // In edge cases they can add up and significantly increase compile time
+ // of later passes by bloating the IR.
if (Free++ > FreeInstDuplicateThreshold)
return ~0U;
continue;
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https://github.com/llvm/llvm-project/pull/75671
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