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Make MachineInstr instruction property queries more flexible. This change all

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clients to decide whether to look inside bundled instructions and whether
the query should return true if any / all bundled instructions have the
queried property.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146168 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2011-12-08 19:23:10 +00:00
parent e9c1e07c5f
commit 43d5d4ca1c
2 changed files with 68 additions and 63 deletions
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lib/CodeGen/MachineInstr.cpp
+5 -5
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@@ -749,24 +749,24 @@ void MachineInstr::addMemOperand(MachineFunction &MF,
}
bool
MachineInstr::hasProperty(unsigned MCFlag, bool PeekInBundle, bool IsOr) const {
if (!PeekInBundle || getOpcode() != TargetOpcode::BUNDLE)
MachineInstr::hasProperty(unsigned MCFlag, QueryType Type) const {
if (Type == IgnoreBundle || getOpcode() != TargetOpcode::BUNDLE)
return getDesc().getFlags() & (1 << MCFlag);
const MachineBasicBlock *MBB = getParent();
MachineBasicBlock::const_insn_iterator MII = *this; ++MII;
while (MII != MBB->end() && MII->isInsideBundle()) {
if (MII->getDesc().getFlags() & (1 << MCFlag)) {
if (IsOr)
if (Type == AnyInBundle)
return true;
} else {
if (!IsOr)
if (Type == AllInBundle)
return false;
}
++MII;
}
return !IsOr;
return Type == AllInBundle;
}
bool MachineInstr::isIdenticalTo(const MachineInstr *Other,