diff options
author | Hans Wennborg <hans@hanshq.net> | 2018-02-07 08:56:35 +0000 |
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committer | Hans Wennborg <hans@hanshq.net> | 2018-02-07 08:56:35 +0000 |
commit | b010081fcbf4792051bbd0bf31b5b7edbf8cbb9b (patch) | |
tree | 83f41357cccfce08f000650f4be399372d330b80 | |
parent | 11cd7cef1eb109563c480d72d0f7eedc2372a11e (diff) |
Merging r324439:
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r324439 | compnerd | 2018-02-07 02:55:08 +0100 (Wed, 07 Feb 2018) | 5 lines
AST: support SwiftCC on MS ABI
Microsoft has reserved the identifier 'S' as the swift calling
convention. Decorate the symbols appropriately. This enables swift on
Windows.
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git-svn-id: https://llvm.org/svn/llvm-project/cfe/branches/release_60@324460 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r-- | lib/AST/MicrosoftMangle.cpp | 6 | ||||
-rw-r--r-- | test/CodeGenCXX/msabi-swiftcall-cc.cpp | 28 |
2 files changed, 31 insertions, 3 deletions
diff --git a/lib/AST/MicrosoftMangle.cpp b/lib/AST/MicrosoftMangle.cpp index 0c55c1a922..b4e7a82eb0 100644 --- a/lib/AST/MicrosoftMangle.cpp +++ b/lib/AST/MicrosoftMangle.cpp @@ -950,11 +950,10 @@ void MicrosoftCXXNameMangler::mangleUnqualifiedName(const NamedDecl *ND, } } +// <postfix> ::= <unqualified-name> [<postfix>] +// ::= <substitution> [<postfix>] void MicrosoftCXXNameMangler::mangleNestedName(const NamedDecl *ND) { - // <postfix> ::= <unqualified-name> [<postfix>] - // ::= <substitution> [<postfix>] const DeclContext *DC = getEffectiveDeclContext(ND); - while (!DC->isTranslationUnit()) { if (isa<TagDecl>(ND) || isa<VarDecl>(ND)) { unsigned Disc; @@ -2140,6 +2139,7 @@ void MicrosoftCXXNameMangler::mangleCallingConvention(CallingConv CC) { case CC_X86StdCall: Out << 'G'; break; case CC_X86FastCall: Out << 'I'; break; case CC_X86VectorCall: Out << 'Q'; break; + case CC_Swift: Out << 'S'; break; case CC_X86RegCall: Out << 'w'; break; } } diff --git a/test/CodeGenCXX/msabi-swiftcall-cc.cpp b/test/CodeGenCXX/msabi-swiftcall-cc.cpp new file mode 100644 index 0000000000..5a5453af8f --- /dev/null +++ b/test/CodeGenCXX/msabi-swiftcall-cc.cpp @@ -0,0 +1,28 @@ +// RUN: %clang_cc1 -triple i686-unknown-windows-msvc -fdeclspec -emit-llvm %s -o - | FileCheck %s + +void __attribute__((__swiftcall__)) f() {} +// CHECK-DAG: @"\01?f@@YSXXZ" + +void (__attribute__((__swiftcall__)) *p)(); +// CHECK-DAG: @"\01?p@@3P6SXXZA" + +namespace { +void __attribute__((__swiftcall__)) __attribute__((__used__)) f() { } +// CHECK-DAG: "\01?f@?A@@YSXXZ" +} + +namespace n { +void __attribute__((__swiftcall__)) f() {} +// CHECK-DAG: "\01?f@n@@YSXXZ" +} + +struct __declspec(dllexport) S { + S(const S &) = delete; + S & operator=(const S &) = delete; + void __attribute__((__swiftcall__)) m() { } + // CHECK-DAG: "\01?m@S@@QASXXZ" +}; + +void f(void (__attribute__((__swiftcall__))())) {} +// CHECK-DAG: "\01?f@@YAXP6SXXZ@Z" + |