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Use llvm_unreachable() instead of report_fatal_error() if the machine model is incomplete

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This error is for developers only so it makes sense to abort and get a
backtrace.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@242551 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matthias Braun 2015-07-17 17:50:11 +00:00
parent 7b9a628414
commit 63f73d7b80
1 changed files with 3 additions and 5 deletions
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8
lib/CodeGen/TargetSchedule.cpp
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@ -211,11 +211,9 @@ unsigned TargetSchedModel::computeOperandLatency(
if (SCDesc->isValid() && !DefMI->getOperand(DefOperIdx).isImplicit()
&& !DefMI->getDesc().OpInfo[DefOperIdx].isOptionalDef()
&& SchedModel.isComplete()) {
std::string Err;
raw_string_ostream ss(Err);
ss << "DefIdx " << DefIdx << " exceeds machine model writes for "
<< *DefMI;
report_fatal_error(ss.str());
errs() << "DefIdx " << DefIdx << " exceeds machine model writes for "
<< *DefMI;
llvm_unreachable("incomplete machine model");
}
#endif
// FIXME: Automatically giving all implicit defs defaultDefLatency is