From 9ae96c7aab27b88d44221c7de30305fcafb78024 Mon Sep 17 00:00:00 2001 From: Jakob Stoklund Olesen Date: Thu, 16 May 2013 18:03:08 +0000 Subject: Add TargetRegisterInfo::getCoveringLanes(). This lane mask provides information about which register lanes completely cover super-registers. See the block comment before getCoveringLanes(). llvm-svn: 182034 --- llvm/lib/CodeGen/TargetRegisterInfo.cpp | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'llvm/lib/CodeGen/TargetRegisterInfo.cpp') diff --git a/llvm/lib/CodeGen/TargetRegisterInfo.cpp b/llvm/lib/CodeGen/TargetRegisterInfo.cpp index 84b4bfc3322..4c21daf07a5 100644 --- a/llvm/lib/CodeGen/TargetRegisterInfo.cpp +++ b/llvm/lib/CodeGen/TargetRegisterInfo.cpp @@ -23,10 +23,12 @@ using namespace llvm; TargetRegisterInfo::TargetRegisterInfo(const TargetRegisterInfoDesc *ID, regclass_iterator RCB, regclass_iterator RCE, const char *const *SRINames, - const unsigned *SRILaneMasks) + const unsigned *SRILaneMasks, + unsigned SRICoveringLanes) : InfoDesc(ID), SubRegIndexNames(SRINames), SubRegIndexLaneMasks(SRILaneMasks), - RegClassBegin(RCB), RegClassEnd(RCE) { + RegClassBegin(RCB), RegClassEnd(RCE), + CoveringLanes(SRICoveringLanes) { } TargetRegisterInfo::~TargetRegisterInfo() {} -- cgit v1.2.3