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Add support for language-specific address spaces. On top of that,

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add support for the OpenCL __private, __local, __constant and
__global address spaces, as well as the __read_only, _read_write and
__write_only image access specifiers.  Patch originally by ARM;
language-specific address space support by myself.

llvm-svn: 127915
This commit is contained in:
Peter Collingbourne
2011-03-18 22:38:29 +00:00
parent d15609a582
commit 599cb8e430
25 changed files with 396 additions and 20 deletions
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5
clang/lib/CodeGen/CodeGenModule.cpp
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@@ -1060,7 +1060,7 @@ llvm::Constant *CodeGenModule::GetAddrOfGlobalVar(const VarDecl *D,
Ty = getTypes().ConvertTypeForMem(ASTTy);
const llvm::PointerType *PTy =
llvm::PointerType::get(Ty, ASTTy.getAddressSpace());
llvm::PointerType::get(Ty, getContext().getTargetAddressSpace(ASTTy));
llvm::StringRef MangledName = getMangledName(D);
return GetOrCreateLLVMGlobal(MangledName, PTy, D);
@@ -1239,7 +1239,8 @@ void CodeGenModule::EmitGlobalVarDefinition(const VarDecl *D) {
// from the type of the global (this happens with unions).
if (GV == 0 ||
GV->getType()->getElementType() != InitType ||
GV->getType()->getAddressSpace() != ASTTy.getAddressSpace()) {
GV->getType()->getAddressSpace() !=
getContext().getTargetAddressSpace(ASTTy)) {
// Move the old entry aside so that we'll create a new one.
Entry->setName(llvm::StringRef());