From a587ab7b947e4563063a04d58b8614d4c5ac5f8d Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Sun, 23 Jan 2011 06:40:33 +0000 Subject: remove an old hack that avoided creating MMX datatypes. The X86 backend has been fixed. llvm-svn: 124064 --- .../lib/Transforms/Scalar/ScalarReplAggregates.cpp | 23 +--------------------- 1 file changed, 1 insertion(+), 22 deletions(-) (limited to 'llvm/lib/Transforms') diff --git a/llvm/lib/Transforms/Scalar/ScalarReplAggregates.cpp b/llvm/lib/Transforms/Scalar/ScalarReplAggregates.cpp index 86c4e59a97d..02cbfae0589 100644 --- a/llvm/lib/Transforms/Scalar/ScalarReplAggregates.cpp +++ b/llvm/lib/Transforms/Scalar/ScalarReplAggregates.cpp @@ -247,26 +247,6 @@ private: } // end anonymous namespace. -/// IsVerbotenVectorType - Return true if this is a vector type ScalarRepl isn't -/// allowed to form. We do this to avoid MMX types, which is a complete hack, -/// but is required until the backend is fixed. -static bool IsVerbotenVectorType(const VectorType *VTy, const Instruction *I) { - StringRef Triple(I->getParent()->getParent()->getParent()->getTargetTriple()); - if (!Triple.startswith("i386") && - !Triple.startswith("x86_64")) - return false; - - // Reject all the MMX vector types. - switch (VTy->getNumElements()) { - default: return false; - case 1: return VTy->getElementType()->isIntegerTy(64); - case 2: return VTy->getElementType()->isIntegerTy(32); - case 4: return VTy->getElementType()->isIntegerTy(16); - case 8: return VTy->getElementType()->isIntegerTy(8); - } -} - - /// TryConvert - Analyze the specified alloca, and if it is safe to do so, /// rewrite it to be a new alloca which is mem2reg'able. This returns the new /// alloca if possible or null if not. @@ -283,8 +263,7 @@ AllocaInst *ConvertToScalarInfo::TryConvert(AllocaInst *AI) { // we just get a lot of insert/extracts. If at least one vector is // involved, then we probably really do have a union of vector/array. const Type *NewTy; - if (VectorTy && VectorTy->isVectorTy() && HadAVector && - !IsVerbotenVectorType(cast(VectorTy), AI)) { + if (VectorTy && VectorTy->isVectorTy() && HadAVector) { DEBUG(dbgs() << "CONVERT TO VECTOR: " << *AI << "\n TYPE = " << *VectorTy << '\n'); NewTy = VectorTy; // Use the vector type. -- cgit v1.2.3