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Add versions of OutputArgReg, AnalyzeReturn, and AnalyzeCallOperands

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which do not depend on SelectionDAG.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107666 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2010-07-06 15:39:54 +00:00
parent 802e28a8d7
commit aa8c19405a
3 changed files with 56 additions and 0 deletions
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35
lib/CodeGen/SelectionDAG/CallingConvLower.cpp
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@@ -111,6 +111,22 @@ void CCState::AnalyzeReturn(const SmallVectorImpl<ISD::OutputArg> &Outs,
}
}
void CCState::AnalyzeReturn(const SmallVectorImpl<ISD::OutputArgReg> &Outs,
CCAssignFn Fn) {
// Determine which register each value should be copied into.
for (unsigned i = 0, e = Outs.size(); i != e; ++i) {
EVT VT = Outs[i].VT;
ISD::ArgFlagsTy ArgFlags = Outs[i].Flags;
if (Fn(i, VT, VT, CCValAssign::Full, ArgFlags, *this)) {
#ifndef NDEBUG
dbgs() << "Return operand #" << i << " has unhandled type "
<< VT.getEVTString();
#endif
llvm_unreachable(0);
}
}
}
/// AnalyzeCallOperands - Analyze the outgoing arguments to a call,
/// incorporating info about the passed values into this state.
@@ -130,6 +146,25 @@ void CCState::AnalyzeCallOperands(const SmallVectorImpl<ISD::OutputArg> &Outs,
}
}
/// AnalyzeCallOperands - Analyze the outgoing arguments to a call,
/// incorporating info about the passed values into this state.
void
CCState::AnalyzeCallOperands(const SmallVectorImpl<ISD::OutputArgReg> &Outs,
CCAssignFn Fn) {
unsigned NumOps = Outs.size();
for (unsigned i = 0; i != NumOps; ++i) {
EVT ArgVT = Outs[i].VT;
ISD::ArgFlagsTy ArgFlags = Outs[i].Flags;
if (Fn(i, ArgVT, ArgVT, CCValAssign::Full, ArgFlags, *this)) {
#ifndef NDEBUG
dbgs() << "Call operand #" << i << " has unhandled type "
<< ArgVT.getEVTString();
#endif
llvm_unreachable(0);
}
}
}
/// AnalyzeCallOperands - Same as above except it takes vectors of types
/// and argument flags.
void CCState::AnalyzeCallOperands(SmallVectorImpl<EVT> &ArgVTs,