From b3716e3e28fea28196188734c9868f3b14df0ad2 Mon Sep 17 00:00:00 2001 From: Evan Cheng Date: Tue, 27 Apr 2010 19:48:31 +0000 Subject: [PATCH] SRA promotion is also not free. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@102456 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/X86/X86ISelLowering.cpp | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index 3034afbd43b..27668184c5b 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -9948,7 +9948,6 @@ bool X86TargetLowering::isTypeDesirableForOp(unsigned Opc, EVT VT) const { case ISD::ZERO_EXTEND: case ISD::ANY_EXTEND: case ISD::SHL: - case ISD::SRA: case ISD::SRL: case ISD::SUB: case ISD::ADD: @@ -10000,8 +9999,8 @@ bool X86TargetLowering::IsDesirableToPromoteOp(SDValue Op, EVT &PVT) const { Promote = true; break; case ISD::SHL: - case ISD::SRA: - case ISD::SRL: { + case ISD::SRL: + { SDValue N0 = Op.getOperand(0); // Look out for (store (shl (load), x)). if (MayFoldLoad(N0) && MayFoldIntoStore(Op))