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| author | Mandeep Singh Grang <mgrang@codeaurora.org> | 2018-10-31 23:17:36 +0000 |
|---|---|---|
| committer | Mandeep Singh Grang <mgrang@codeaurora.org> | 2018-10-31 23:17:36 +0000 |
| commit | e7c7934a11b18df4a26b55408c8f0ee481d177ca (patch) | |
| tree | 4281e6a7d4fa385cdd4c6374f21f1094dc22c7f2 /clang/lib/CodeGen/CGBuiltin.cpp | |
| parent | 88ad9ac7200e104afd6087ccadb79cc0c6b9446b (diff) | |
| download | bcm5719-llvm-e7c7934a11b18df4a26b55408c8f0ee481d177ca.tar.gz bcm5719-llvm-e7c7934a11b18df4a26b55408c8f0ee481d177ca.zip | |
[COFF, ARM64] Change setjmp for AArch64 Windows to use Intrinsic.sponentry
Summary: ARM64 setjmp expects sp on entry instead of framepointer.
Reviewers: mgrang, rnk, TomTan, compnerd, mstorsjo, efriedma
Reviewed By: mstorsjo
Subscribers: javed.absar, kristof.beyls, chrib, cfe-commits
Differential Revision: https://reviews.llvm.org/D53684
llvm-svn: 345792
Diffstat (limited to 'clang/lib/CodeGen/CGBuiltin.cpp')
| -rw-r--r-- | clang/lib/CodeGen/CGBuiltin.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp index 4dcf158b840..f4c0854d293 100644 --- a/clang/lib/CodeGen/CGBuiltin.cpp +++ b/clang/lib/CodeGen/CGBuiltin.cpp @@ -711,8 +711,11 @@ static RValue EmitMSVCRTSetJmp(CodeGenFunction &CGF, MSVCSetJmpKind SJKind, } else { Name = SJKind == MSVCSetJmpKind::_setjmp ? "_setjmp" : "_setjmpex"; Arg1Ty = CGF.Int8PtrTy; - Arg1 = CGF.Builder.CreateCall(CGF.CGM.getIntrinsic(Intrinsic::frameaddress), - llvm::ConstantInt::get(CGF.Int32Ty, 0)); + if (CGF.getTarget().getTriple().getArch() == llvm::Triple::aarch64) { + Arg1 = CGF.Builder.CreateCall(CGF.CGM.getIntrinsic(Intrinsic::sponentry)); + } else + Arg1 = CGF.Builder.CreateCall(CGF.CGM.getIntrinsic(Intrinsic::frameaddress), + llvm::ConstantInt::get(CGF.Int32Ty, 0)); } // Mark the call site and declaration with ReturnsTwice. |
