Remove a bogus check. Even terminators in a ifcvt need to be predicated. Unconditional branches can usually be converted to conditional ones.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37380 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2007-06-01 00:55:26 +00:00
parent 5f70218c75
commit fe57a7e4df

View File

@ -283,8 +283,6 @@ void IfConverter::FeasibilityAnalysis(BBInfo &BBI,
for (MachineBasicBlock::iterator I = BBI.BB->begin(), E = BBI.BB->end();
I != E; ++I) {
// TODO: check if instruction clobbers predicate.
if (TII->isTerminatorInstr(I->getOpcode()))
break;
if (!I->isPredicable())
return;
}
@ -654,7 +652,7 @@ void IfConverter::PredicateBlock(BBInfo &BBI,
if (TII->isPredicated(MI))
continue;
if (!TII->PredicateInstruction(MI, Cond)) {
cerr << "Unable to predication " << *I << "!\n";
cerr << "Unable to predicate " << *I << "!\n";
abort();
}
}