From 02ae9f2f273d53fa5c5de4134ffd22ff2cedb115 Mon Sep 17 00:00:00 2001 From: Jakob Stoklund Olesen Date: Thu, 31 Mar 2011 17:52:41 +0000 Subject: [PATCH] Allow kill flags on two-address instructions. They are harmless. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128643 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/MachineVerifier.cpp | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/lib/CodeGen/MachineVerifier.cpp b/lib/CodeGen/MachineVerifier.cpp index e78ca9bbb08..a47709edb10 100644 --- a/lib/CodeGen/MachineVerifier.cpp +++ b/lib/CodeGen/MachineVerifier.cpp @@ -610,13 +610,9 @@ MachineVerifier::visitMachineOperand(const MachineOperand *MO, unsigned MONum) { if (MI->isRegTiedToDefOperand(MONum, &defIdx)) { // A two-addr use counts as a kill if use and def are the same. unsigned DefReg = MI->getOperand(defIdx).getReg(); - if (Reg == DefReg) { + if (Reg == DefReg) isKill = true; - // And in that case an explicit kill flag is not allowed. - if (MO->isKill()) - report("Illegal kill flag on two-address instruction operand", - MO, MONum); - } else if (TargetRegisterInfo::isPhysicalRegister(Reg)) { + else if (TargetRegisterInfo::isPhysicalRegister(Reg)) { report("Two-address instruction operands must be identical", MO, MONum); }