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[Statepoint] Mark FixupStatepointCallerSaved as preserving the CFG

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I'm hoping this will restore some compile time lost by D75936 and D75937.

Differential Revision: https://reviews.llvm.org/D79813
This commit is contained in:
Craig Topper 2020-05-13 10:29:04 -07:00
parent 8f3f9e0849
commit 3f96f5a9b2
3 changed files with 2 additions and 4 deletions
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1
lib/CodeGen/FixupStatepointCallerSaved.cpp
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@ -57,6 +57,7 @@ public:
}
void getAnalysisUsage(AnalysisUsage &AU) const override {
AU.setPreservesCFG();
MachineFunctionPass::getAnalysisUsage(AU);
}

3
test/CodeGen/ARM/O3-pipeline.ll
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@ -128,9 +128,8 @@
; CHECK-NEXT: Machine Loop Invariant Code Motion
; CHECK-NEXT: Fixup Statepoint Caller Saved
; CHECK-NEXT: PostRA Machine Sink
; CHECK-NEXT: MachineDominator Tree Construction
; CHECK-NEXT: Machine Natural Loop Construction
; CHECK-NEXT: Machine Block Frequency Analysis
; CHECK-NEXT: MachineDominator Tree Construction
; CHECK-NEXT: MachinePostDominator Tree Construction
; CHECK-NEXT: Lazy Machine Block Frequency Analysis
; CHECK-NEXT: Machine Optimization Remark Emitter

2
test/CodeGen/X86/O3-pipeline.ll
View File

@ -146,8 +146,6 @@
; CHECK-NEXT: X86 Load Value Injection (LVI) Load Hardening
; CHECK-NEXT: Fixup Statepoint Caller Saved
; CHECK-NEXT: PostRA Machine Sink
; CHECK-NEXT: MachineDominator Tree Construction
; CHECK-NEXT: Machine Natural Loop Construction
; CHECK-NEXT: Machine Block Frequency Analysis
; CHECK-NEXT: MachinePostDominator Tree Construction
; CHECK-NEXT: Lazy Machine Block Frequency Analysis