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[AutoUpgrade] Fix AutoUpgrade for x86.seh.recoverfp

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Summary: This fixes the bug in https://reviews.llvm.org/D56747#inline-502711.

Reviewers: efriedma

Reviewed By: efriedma

Subscribers: javed.absar, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D57614

llvm-svn: 352945
This commit is contained in:
Mandeep Singh Grang 2019-02-02 01:32:48 +00:00
parent 80963d31a3
commit 1bfeff1fc4
2 changed files with 16 additions and 4 deletions
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9
lib/IR/AutoUpgrade.cpp
View File

@ -482,6 +482,11 @@ static bool UpgradeX86IntrinsicFunction(Function *F, StringRef Name,
}
}
if (Name == "seh.recoverfp") {
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::eh_recoverfp);
return true;
}
return false;
}
@ -557,10 +562,6 @@ static bool UpgradeIntrinsicFunction1(Function *F, Function *&NewFn) {
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::thread_pointer);
return true;
}
if (Name == "x86.seh.recoverfp") {
NewFn = Intrinsic::getDeclaration(F->getParent(), Intrinsic::eh_recoverfp);
return true;
}
break;
}

11
test/CodeGen/AArch64/eh_recoverfp.ll Normal file
View File

@ -0,0 +1,11 @@
; RUN: llc -mtriple arm64-windows %s -o - 2>&1 | FileCheck %s
define i8* @foo(i8* %a) {
; CHECK-LABEL: foo
; CHECK-NOT: llvm.x86.seh.recoverfp
%1 = call i8* @llvm.x86.seh.recoverfp(i8* bitcast (i32 ()* @f to i8*), i8* %a)
ret i8* %1
}
declare i8* @llvm.x86.seh.recoverfp(i8*, i8*)
declare i32 @f()