[cfe-commits] r59821 - in /cfe/trunk/lib/CodeGen: CGExprAgg.cpp CodeGenModule.cpp

[Chris Lattner]

Author: lattner
Date: Fri Nov 21 10:26:37 2008
New Revision: 59821

URL: http://llvm.org/viewvc/llvm-project?rev=59821&view=rev
Log:
temporarily revert Sangiv's patch.

Modified:
    cfe/trunk/lib/CodeGen/CGExprAgg.cpp
    cfe/trunk/lib/CodeGen/CodeGenModule.cpp

Modified: cfe/trunk/lib/CodeGen/CGExprAgg.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGExprAgg.cpp?rev=59821&r1=59820&r2=59821&view=diff

==============================================================================
--- cfe/trunk/lib/CodeGen/CGExprAgg.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGExprAgg.cpp Fri Nov 21 10:26:37 2008
@@ -327,7 +327,7 @@
     // There's a potential optimization opportunity in combining
     // memsets; that would be easy for arrays, but relatively
     // difficult for structures with the current code.
-    llvm::Value *MemSet = CGF.CGM.getIntrinsic(llvm::Intrinsic::memset);
+    llvm::Value *MemSet = CGF.CGM.getIntrinsic(llvm::Intrinsic::memset_i64);
     uint64_t Size = CGF.getContext().getTypeSize(T);
     
     const llvm::Type *BP = llvm::PointerType::getUnqual(llvm::Type::Int8Ty);

Modified: cfe/trunk/lib/CodeGen/CodeGenModule.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CodeGenModule.cpp?rev=59821&r1=59820&r2=59821&view=diff

==============================================================================
--- cfe/trunk/lib/CodeGen/CodeGenModule.cpp (original)
+++ cfe/trunk/lib/CodeGen/CodeGenModule.cpp Fri Nov 21 10:26:37 2008
@@ -757,17 +757,38 @@
 
 llvm::Function *CodeGenModule::getMemCpyFn() {
   if (MemCpyFn) return MemCpyFn;
-  return MemCpyFn = getIntrinsic(llvm::Intrinsic::memcpy);
+  llvm::Intrinsic::ID IID;
+  switch (Context.Target.getPointerWidth(0)) {
+  default: assert(0 && "Unknown ptr width");
+  case 16: IID = llvm::Intrinsic::memcpy_i16; break;
+  case 32: IID = llvm::Intrinsic::memcpy_i32; break;
+  case 64: IID = llvm::Intrinsic::memcpy_i64; break;
+  }
+  return MemCpyFn = getIntrinsic(IID);
 }
 
 llvm::Function *CodeGenModule::getMemMoveFn() {
   if (MemMoveFn) return MemMoveFn;
-  return MemMoveFn = getIntrinsic(llvm::Intrinsic::memmove);
+  llvm::Intrinsic::ID IID;
+  switch (Context.Target.getPointerWidth(0)) {
+  default: assert(0 && "Unknown ptr width");
+  case 16: IID = llvm::Intrinsic::memmove_i16; break;
+  case 32: IID = llvm::Intrinsic::memmove_i32; break;
+  case 64: IID = llvm::Intrinsic::memmove_i64; break;
+  }
+  return MemMoveFn = getIntrinsic(IID);
 }
 
 llvm::Function *CodeGenModule::getMemSetFn() {
   if (MemSetFn) return MemSetFn;
-  return MemSetFn = getIntrinsic(llvm::Intrinsic::memset);
+  llvm::Intrinsic::ID IID;
+  switch (Context.Target.getPointerWidth(0)) {
+  default: assert(0 && "Unknown ptr width");
+  case 16: IID = llvm::Intrinsic::memset_i16; break;
+  case 32: IID = llvm::Intrinsic::memset_i32; break;
+  case 64: IID = llvm::Intrinsic::memset_i64; break;
+  }
+  return MemSetFn = getIntrinsic(IID);
 }
 
 static void appendFieldAndPadding(CodeGenModule &CGM,