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- Add MachineInstrBundle.h and MachineInstrBundle.cpp. This includes a function

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to finalize MI bundles (i.e. add BUNDLE instruction and computing register def
  and use lists of the BUNDLE instruction) and a pass to unpack bundles.
- Teach more of MachineBasic and MachineInstr methods to be bundle aware.
- Switch Thumb2 IT block to MI bundles and delete the hazard recognizer hack to
  prevent IT blocks from being broken apart.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146542 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2011-12-14 02:11:42 +00:00
parent 8f644259dc
commit ddfd1377d2
28 changed files with 653 additions and 169 deletions
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4
lib/CodeGen/TargetInstrInfoImpl.cpp
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@ -121,7 +121,7 @@ MachineInstr *TargetInstrInfoImpl::commuteInstruction(MachineInstr *MI,
bool TargetInstrInfoImpl::findCommutedOpIndices(MachineInstr *MI,
unsigned &SrcOpIdx1,
unsigned &SrcOpIdx2) const {
assert(MI->getOpcode() != TargetOpcode::BUNDLE &&
assert(!MI->isBundle() &&
"TargetInstrInfoImpl::findCommutedOpIndices() can't handle bundles");
const MCInstrDesc &MCID = MI->getDesc();
@ -156,7 +156,7 @@ bool TargetInstrInfoImpl::PredicateInstruction(MachineInstr *MI,
const SmallVectorImpl<MachineOperand> &Pred) const {
bool MadeChange = false;
assert(MI->getOpcode() != TargetOpcode::BUNDLE &&
assert(!MI->isBundle() &&
"TargetInstrInfoImpl::PredicateInstruction() can't handle bundles");
const MCInstrDesc &MCID = MI->getDesc();