From e3f1ed580552ea034fba1f2097c92b06723c1783 Mon Sep 17 00:00:00 2001 From: Bryan Chan Date: Thu, 28 Apr 2016 13:56:43 +0000 Subject: [SystemZ] Support Swift calling convention Summary: Port rL265324 to SystemZ to allow using the 'swiftcall' attribute on that architecture. Depends on D19414. Reviewers: kbarton, rjmccall, uweigand Subscribers: cfe-commits Differential Revision: http://reviews.llvm.org/D19432 llvm-svn: 267879 --- clang/lib/CodeGen/TargetInfo.cpp | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'clang/lib/CodeGen') diff --git a/clang/lib/CodeGen/TargetInfo.cpp b/clang/lib/CodeGen/TargetInfo.cpp index 4512f702e7e..08d6741f556 100644 --- a/clang/lib/CodeGen/TargetInfo.cpp +++ b/clang/lib/CodeGen/TargetInfo.cpp @@ -5713,12 +5713,12 @@ void NVPTXTargetCodeGenInfo::addNVVMMetadata(llvm::Function *F, StringRef Name, namespace { -class SystemZABIInfo : public ABIInfo { +class SystemZABIInfo : public SwiftABIInfo { bool HasVector; public: SystemZABIInfo(CodeGenTypes &CGT, bool HV) - : ABIInfo(CGT), HasVector(HV) {} + : SwiftABIInfo(CGT), HasVector(HV) {} bool isPromotableIntegerType(QualType Ty) const; bool isCompoundType(QualType Ty) const; @@ -5738,6 +5738,12 @@ public: Address EmitVAArg(CodeGenFunction &CGF, Address VAListAddr, QualType Ty) const override; + + bool shouldPassIndirectlyForSwift(CharUnits totalSize, + ArrayRef scalars, + bool asReturnValue) const override { + return occupiesMoreThan(CGT, scalars, /*total*/ 4); + } }; class SystemZTargetCodeGenInfo : public TargetCodeGenInfo { -- cgit v1.2.3