From c1317939045d1907f1e4a20315feceb0afa384a2 Mon Sep 17 00:00:00 2001 From: Dan Gohman Date: Sat, 14 Mar 2009 17:09:17 +0000 Subject: Apply a patch by Micah Villmow to fix AsmParser to accept vector shift constant expressions, and add support for folding vector shift constant expressions. This fixes PR3802. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@67010 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/VMCore/ConstantFold.cpp | 6 ++++++ lib/VMCore/Constants.cpp | 2 +- 2 files changed, 7 insertions(+), 1 deletion(-) (limited to 'lib') diff --git a/lib/VMCore/ConstantFold.cpp b/lib/VMCore/ConstantFold.cpp index f284711..7e4902f 100644 --- a/lib/VMCore/ConstantFold.cpp +++ b/lib/VMCore/ConstantFold.cpp @@ -832,6 +832,12 @@ Constant *llvm::ConstantFoldBinaryInstruction(unsigned Opcode, return EvalVectorOp(CP1, CP2, VTy, ConstantExpr::getOr); case Instruction::Xor: return EvalVectorOp(CP1, CP2, VTy, ConstantExpr::getXor); + case Instruction::LShr: + return EvalVectorOp(CP1, CP2, VTy, ConstantExpr::getLShr); + case Instruction::AShr: + return EvalVectorOp(CP1, CP2, VTy, ConstantExpr::getAShr); + case Instruction::Shl: + return EvalVectorOp(CP1, CP2, VTy, ConstantExpr::getShl); } } } diff --git a/lib/VMCore/Constants.cpp b/lib/VMCore/Constants.cpp index 0be2811..ed1e04a 100644 --- a/lib/VMCore/Constants.cpp +++ b/lib/VMCore/Constants.cpp @@ -2095,7 +2095,7 @@ Constant *ConstantExpr::get(unsigned Opcode, Constant *C1, Constant *C2) { case Instruction::LShr: case Instruction::AShr: assert(C1->getType() == C2->getType() && "Op types should be identical!"); - assert(C1->getType()->isInteger() && + assert(C1->getType()->isIntOrIntVector() && "Tried to create a shift operation on a non-integer type!"); break; default: -- cgit v1.1