diff options
| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2013-01-10 01:29:42 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2013-01-10 01:29:42 +0000 |
| commit | b11f05043465bceae4853a3bd2c01d7d664cc5e3 (patch) | |
| tree | 14c7a887a8643618f21570b4a362cf5684b415d2 /lib/CodeGen/MachineInstr.cpp | |
| parent | 86441169da23959c81d8648c3dfdc7a0bb8d2225 (diff) | |
Support headerless bundles in MachineInstr::hasProperty().
This function can still work without a BUNDLE header instruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@172029 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/MachineInstr.cpp')
| -rw-r--r-- | lib/CodeGen/MachineInstr.cpp | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/lib/CodeGen/MachineInstr.cpp b/lib/CodeGen/MachineInstr.cpp index 92f6a7f769..cdf46b631f 100644 --- a/lib/CodeGen/MachineInstr.cpp +++ b/lib/CodeGen/MachineInstr.cpp @@ -752,20 +752,18 @@ void MachineInstr::addMemOperand(MachineFunction &MF, } bool MachineInstr::hasPropertyInBundle(unsigned Mask, QueryType Type) const { - const MachineBasicBlock *MBB = getParent(); - MachineBasicBlock::const_instr_iterator MII = *this; ++MII; - while (MII != MBB->end() && MII->isInsideBundle()) { + for (MachineBasicBlock::const_instr_iterator MII = this;; ++MII) { if (MII->getDesc().getFlags() & Mask) { if (Type == AnyInBundle) return true; } else { - if (Type == AllInBundle) + if (Type == AllInBundle && !MII->isBundle()) return false; } - ++MII; + // This was the last instruction in the bundle. + if (!MII->isBundledWithSucc()) + return Type == AllInBundle; } - - return Type == AllInBundle; } bool MachineInstr::isIdenticalTo(const MachineInstr *Other, |