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Add a variant of AnalyzeCallOperands that can be used by fast isel.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55838 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2008-09-05 16:59:26 +00:00
parent 6f0a7687ab
commit c89d2feb35
2 changed files with 23 additions and 0 deletions
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6
include/llvm/CodeGen/CallingConvLower.h
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@ -145,6 +145,12 @@ public:
/// about the passed values into this state. /// about the passed values into this state.
void AnalyzeCallOperands(SDNode *TheCall, CCAssignFn Fn); void AnalyzeCallOperands(SDNode *TheCall, CCAssignFn Fn);
/// AnalyzeCallOperands - Same as above except it takes vectors of types
/// and argument flags.
void AnalyzeCallOperands(SmallVectorImpl<MVT> ArgVTs,
SmallVectorImpl<ISD::ArgFlagsTy> &Flags,
CCAssignFn Fn);
/// AnalyzeCallResult - Analyze the return values of an ISD::CALL node, /// AnalyzeCallResult - Analyze the return values of an ISD::CALL node,
/// incorporating info about the passed values into this state. /// incorporating info about the passed values into this state.
void AnalyzeCallResult(SDNode *TheCall, CCAssignFn Fn); void AnalyzeCallResult(SDNode *TheCall, CCAssignFn Fn);

17
lib/CodeGen/SelectionDAG/CallingConvLower.cpp
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@ -105,6 +105,23 @@ void CCState::AnalyzeCallOperands(SDNode *TheCall, CCAssignFn Fn) {
} }
} }
/// AnalyzeCallOperands - Same as above except it takes vectors of types
/// and argument flags.
void CCState::AnalyzeCallOperands(SmallVectorImpl<MVT> ArgVTs,
SmallVectorImpl<ISD::ArgFlagsTy> &Flags,
CCAssignFn Fn) {
unsigned NumOps = ArgVTs.size();
for (unsigned i = 0; i != NumOps; ++i) {
MVT ArgVT = ArgVTs[i];
ISD::ArgFlagsTy ArgFlags = Flags[i];
if (Fn(i, ArgVT, ArgVT, CCValAssign::Full, ArgFlags, *this)) {
cerr << "Call operand #" << i << " has unhandled type "
<< ArgVT.getMVTString() << "\n";
abort();
}
}
}
/// AnalyzeCallResult - Analyze the return values of an ISD::CALL node, /// AnalyzeCallResult - Analyze the return values of an ISD::CALL node,
/// incorporating info about the passed values into this state. /// incorporating info about the passed values into this state.
void CCState::AnalyzeCallResult(SDNode *TheCall, CCAssignFn Fn) { void CCState::AnalyzeCallResult(SDNode *TheCall, CCAssignFn Fn) {