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Move terminator machine verification to check MachineBasicBlock::instr_iterator instead of MBB::iterator

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158154 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Pete Cooper 2012-06-07 17:41:39 +00:00
parent 4efea94fa5
commit 83569cb062
1 changed files with 11 additions and 11 deletions
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22
lib/CodeGen/MachineVerifier.cpp
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@ -596,6 +596,17 @@ void MachineVerifier::visitMachineBundleBefore(const MachineInstr *MI) {
}
lastIndex = idx;
}
// Ensure non-terminators don't follow terminators.
// Ignore predicated terminators formed by if conversion.
// FIXME: If conversion shouldn't need to violate this rule.
if (MI->isTerminator() && !TII->isPredicated(MI)) {
if (!FirstTerminator)
FirstTerminator = MI;
} else if (FirstTerminator) {
report("Non-terminator instruction after the first terminator", MI);
*OS << "First terminator was:\t" << *FirstTerminator;
}
}
void MachineVerifier::visitMachineInstrBefore(const MachineInstr *MI) {
@ -631,17 +642,6 @@ void MachineVerifier::visitMachineInstrBefore(const MachineInstr *MI) {
}
}
// Ensure non-terminators don't follow terminators.
// Ignore predicated terminators formed by if conversion.
// FIXME: If conversion shouldn't need to violate this rule.
if (MI->isTerminator() && !TII->isPredicated(MI)) {
if (!FirstTerminator)
FirstTerminator = MI;
} else if (FirstTerminator) {
report("Non-terminator instruction after the first terminator", MI);
*OS << "First terminator was:\t" << *FirstTerminator;
}
StringRef ErrorInfo;
if (!TII->verifyInstruction(MI, ErrorInfo))
report(ErrorInfo.data(), MI);