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authorDimitry Andric <dim@FreeBSD.org>2010-09-17 15:54:40 +0000
committerDimitry Andric <dim@FreeBSD.org>2010-09-17 15:54:40 +0000
commit3d1dcd9bfdb15c49ee34d576a065079ac5c4d29f (patch)
tree0bbe07708f7571f8b5291f6d7b96c102b7c99dee /lib/AST/ItaniumCXXABI.cpp
parenta0482fa4e7fa27b01184f938097f0666b78016dd (diff)
downloadsrc-3d1dcd9bfdb15c49ee34d576a065079ac5c4d29f.tar.gz
src-3d1dcd9bfdb15c49ee34d576a065079ac5c4d29f.zip
Vendor import of clang r114020 (from the release_28 branch):vendor/clang/clang-r114020
Notes
Notes: svn path=/vendor/clang/dist/; revision=212795 svn path=/vendor/clang/clang-r114020/; revision=212796; tag=vendor/clang/clang-r114020
Diffstat (limited to 'lib/AST/ItaniumCXXABI.cpp')
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diff --git a/lib/AST/ItaniumCXXABI.cpp b/lib/AST/ItaniumCXXABI.cpp
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+//===------- ItaniumCXXABI.cpp - AST support for the Itanium C++ ABI ------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This provides C++ AST support targetting the Itanium C++ ABI, which is
+// documented at:
+// http://www.codesourcery.com/public/cxx-abi/abi.html
+// http://www.codesourcery.com/public/cxx-abi/abi-eh.html
+//
+// It also supports the closely-related ARM C++ ABI, documented at:
+// http://infocenter.arm.com/help/topic/com.arm.doc.ihi0041c/IHI0041C_cppabi.pdf
+//
+//===----------------------------------------------------------------------===//
+
+#include "CXXABI.h"
+#include "clang/AST/ASTContext.h"
+#include "clang/AST/Type.h"
+
+using namespace clang;
+
+namespace {
+class ItaniumCXXABI : public CXXABI {
+protected:
+ ASTContext &Context;
+public:
+ ItaniumCXXABI(ASTContext &Ctx) : Context(Ctx) { }
+
+ unsigned getMemberPointerSize(const MemberPointerType *MPT) const {
+ QualType Pointee = MPT->getPointeeType();
+ if (Pointee->isFunctionType()) return 2;
+ return 1;
+ }
+};
+
+class ARMCXXABI : public ItaniumCXXABI {
+public:
+ ARMCXXABI(ASTContext &Ctx) : ItaniumCXXABI(Ctx) { }
+};
+}
+
+CXXABI *clang::CreateItaniumCXXABI(ASTContext &Ctx) {
+ return new ItaniumCXXABI(Ctx);
+}
+
+CXXABI *clang::CreateARMCXXABI(ASTContext &Ctx) {
+ return new ARMCXXABI(Ctx);
+}