From: Evan Cheng Date: Thu, 7 Feb 2008 08:29:53 +0000 (+0000) Subject: In some cases, e.g. ADD32ri, no transformation is made. Guide against it. X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=15246738f2db3f63a20c1f2b9b19b08e21acffd9;p=oota-llvm.git In some cases, e.g. ADD32ri, no transformation is made. Guide against it. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46849 91177308-0d34-0410-b5e6-96231b3b80d8 --- diff --git a/lib/Target/X86/X86InstrInfo.cpp b/lib/Target/X86/X86InstrInfo.cpp index 1253631297e..18c5d2f8411 100644 --- a/lib/Target/X86/X86InstrInfo.cpp +++ b/lib/Target/X86/X86InstrInfo.cpp @@ -1011,6 +1011,8 @@ X86InstrInfo::convertToThreeAddress(MachineFunction::iterator &MFI, } } + if (!NewMI) return 0; + NewMI->copyKillDeadInfo(MI); LV.instructionChanged(MI, NewMI); // Update live variables MFI->insert(MBBI, NewMI); // Insert the new inst