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| author | Lauro Ramos Venancio <lauro.venancio@gmail.com> | 2008-02-19 22:01:01 +0000 |
|---|---|---|
| committer | Lauro Ramos Venancio <lauro.venancio@gmail.com> | 2008-02-19 22:01:01 +0000 |
| commit | 41ef30e869d3f4940437503eb6a2cf70819fdb08 (patch) | |
| tree | 03e0df965003e291e2acfc4142b73a64cbc19488 /CodeGen/CodeGenModule.cpp | |
| parent | 1caf26aa84a95abcd9d48bc08f9919d7ede07e9e (diff) | |
Implement CodeGenModule::getMemSetFn method.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@47346 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'CodeGen/CodeGenModule.cpp')
| -rw-r--r-- | CodeGen/CodeGenModule.cpp | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/CodeGen/CodeGenModule.cpp b/CodeGen/CodeGenModule.cpp index d68fbe616d..e3181337bf 100644 --- a/CodeGen/CodeGenModule.cpp +++ b/CodeGen/CodeGenModule.cpp @@ -31,7 +31,7 @@ CodeGenModule::CodeGenModule(ASTContext &C, const LangOptions &LO, llvm::Module &M, const llvm::TargetData &TD, Diagnostic &diags) : Context(C), Features(LO), TheModule(M), TheTargetData(TD), Diags(diags), - Types(C, M, TD), MemCpyFn(0), CFConstantStringClassRef(0) {} + Types(C, M, TD), MemCpyFn(0), MemSetFn(0), CFConstantStringClassRef(0) {} /// WarnUnsupported - Print out a warning that codegen doesn't support the /// specified stmt yet. @@ -329,6 +329,18 @@ llvm::Function *CodeGenModule::getMemCpyFn() { return MemCpyFn = getIntrinsic(IID); } +llvm::Function *CodeGenModule::getMemSetFn() { + if (MemSetFn) return MemSetFn; + llvm::Intrinsic::ID IID; + uint64_t Size; unsigned Align; + Context.Target.getPointerInfo(Size, Align, FullSourceLoc()); + switch (Size) { + default: assert(0 && "Unknown ptr width"); + case 32: IID = llvm::Intrinsic::memset_i32; break; + case 64: IID = llvm::Intrinsic::memset_i64; break; + } + return MemSetFn = getIntrinsic(IID); +} llvm::Constant *CodeGenModule:: GetAddrOfConstantCFString(const std::string &str) { |