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Imported Upstream version 5.18.0.207

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Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449
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Xamarin Public Jenkins (auto-signing)
2018-11-17 08:23:10 +00:00
parent 8e12397d70
commit eb85e2fc17
28480 changed files with 72 additions and 3866936 deletions
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167
external/llvm/lib/Target/Mips/MipsCCState.h vendored
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@ -1,167 +0,0 @@
//===---- MipsCCState.h - CCState with Mips specific extensions -----------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef MIPSCCSTATE_H
#define MIPSCCSTATE_H
#include "MipsISelLowering.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/CodeGen/CallingConvLower.h"
namespace llvm {
class SDNode;
class MipsSubtarget;
class MipsCCState : public CCState {
public:
enum SpecialCallingConvType { Mips16RetHelperConv, NoSpecialCallingConv };
/// Determine the SpecialCallingConvType for the given callee
static SpecialCallingConvType
getSpecialCallingConvForCallee(const SDNode *Callee,
const MipsSubtarget &Subtarget);
private:
/// Identify lowered values that originated from f128 arguments and record
/// this for use by RetCC_MipsN.
void PreAnalyzeCallResultForF128(const SmallVectorImpl<ISD::InputArg> &Ins,
const Type *RetTy, const char * Func);
/// Identify lowered values that originated from f128 arguments and record
/// this for use by RetCC_MipsN.
void PreAnalyzeReturnForF128(const SmallVectorImpl<ISD::OutputArg> &Outs);
/// Identify lowered values that originated from f128 arguments and record
/// this.
void
PreAnalyzeCallOperands(const SmallVectorImpl<ISD::OutputArg> &Outs,
std::vector<TargetLowering::ArgListEntry> &FuncArgs,
const char *Func);
/// Identify lowered values that originated from f128 arguments and record
/// this for use by RetCC_MipsN.
void
PreAnalyzeFormalArgumentsForF128(const SmallVectorImpl<ISD::InputArg> &Ins);
void
PreAnalyzeCallResultForVectorFloat(const SmallVectorImpl<ISD::InputArg> &Ins,
const Type *RetTy);
void PreAnalyzeFormalArgumentsForVectorFloat(
const SmallVectorImpl<ISD::InputArg> &Ins);
void
PreAnalyzeReturnForVectorFloat(const SmallVectorImpl<ISD::OutputArg> &Outs);
/// Records whether the value has been lowered from an f128.
SmallVector<bool, 4> OriginalArgWasF128;
/// Records whether the value has been lowered from float.
SmallVector<bool, 4> OriginalArgWasFloat;
/// Records whether the value has been lowered from a floating point vector.
SmallVector<bool, 4> OriginalArgWasFloatVector;
/// Records whether the return value has been lowered from a floating point
/// vector.
SmallVector<bool, 4> OriginalRetWasFloatVector;
/// Records whether the value was a fixed argument.
/// See ISD::OutputArg::IsFixed,
SmallVector<bool, 4> CallOperandIsFixed;
// Used to handle MIPS16-specific calling convention tweaks.
// FIXME: This should probably be a fully fledged calling convention.
SpecialCallingConvType SpecialCallingConv;
public:
MipsCCState(CallingConv::ID CC, bool isVarArg, MachineFunction &MF,
SmallVectorImpl<CCValAssign> &locs, LLVMContext &C,
SpecialCallingConvType SpecialCC = NoSpecialCallingConv)
: CCState(CC, isVarArg, MF, locs, C), SpecialCallingConv(SpecialCC) {}
void
AnalyzeCallOperands(const SmallVectorImpl<ISD::OutputArg> &Outs,
CCAssignFn Fn,
std::vector<TargetLowering::ArgListEntry> &FuncArgs,
const char *Func) {
PreAnalyzeCallOperands(Outs, FuncArgs, Func);
CCState::AnalyzeCallOperands(Outs, Fn);
OriginalArgWasF128.clear();
OriginalArgWasFloat.clear();
OriginalArgWasFloatVector.clear();
CallOperandIsFixed.clear();
}
// The AnalyzeCallOperands in the base class is not usable since we must
// provide a means of accessing ArgListEntry::IsFixed. Delete them from this
// class. This doesn't stop them being used via the base class though.
void AnalyzeCallOperands(const SmallVectorImpl<ISD::OutputArg> &Outs,
CCAssignFn Fn) = delete;
void AnalyzeCallOperands(const SmallVectorImpl<MVT> &Outs,
SmallVectorImpl<ISD::ArgFlagsTy> &Flags,
CCAssignFn Fn) = delete;
void AnalyzeFormalArguments(const SmallVectorImpl<ISD::InputArg> &Ins,
CCAssignFn Fn) {
PreAnalyzeFormalArgumentsForF128(Ins);
CCState::AnalyzeFormalArguments(Ins, Fn);
OriginalArgWasFloat.clear();
OriginalArgWasF128.clear();
OriginalArgWasFloatVector.clear();
}
void AnalyzeCallResult(const SmallVectorImpl<ISD::InputArg> &Ins,
CCAssignFn Fn, const Type *RetTy,
const char *Func) {
PreAnalyzeCallResultForF128(Ins, RetTy, Func);
PreAnalyzeCallResultForVectorFloat(Ins, RetTy);
CCState::AnalyzeCallResult(Ins, Fn);
OriginalArgWasFloat.clear();
OriginalArgWasF128.clear();
OriginalArgWasFloatVector.clear();
}
void AnalyzeReturn(const SmallVectorImpl<ISD::OutputArg> &Outs,
CCAssignFn Fn) {
PreAnalyzeReturnForF128(Outs);
PreAnalyzeReturnForVectorFloat(Outs);
CCState::AnalyzeReturn(Outs, Fn);
OriginalArgWasFloat.clear();
OriginalArgWasF128.clear();
OriginalArgWasFloatVector.clear();
}
bool CheckReturn(const SmallVectorImpl<ISD::OutputArg> &ArgsFlags,
CCAssignFn Fn) {
PreAnalyzeReturnForF128(ArgsFlags);
PreAnalyzeReturnForVectorFloat(ArgsFlags);
bool Return = CCState::CheckReturn(ArgsFlags, Fn);
OriginalArgWasFloat.clear();
OriginalArgWasF128.clear();
OriginalArgWasFloatVector.clear();
return Return;
}
bool WasOriginalArgF128(unsigned ValNo) { return OriginalArgWasF128[ValNo]; }
bool WasOriginalArgFloat(unsigned ValNo) {
return OriginalArgWasFloat[ValNo];
}
bool WasOriginalArgVectorFloat(unsigned ValNo) const {
return OriginalArgWasFloatVector[ValNo];
}
bool WasOriginalRetVectorFloat(unsigned ValNo) const {
return OriginalRetWasFloatVector[ValNo];
}
bool IsCallOperandFixed(unsigned ValNo) { return CallOperandIsFixed[ValNo]; }
SpecialCallingConvType getSpecialCallingConv() { return SpecialCallingConv; }
};
}
#endif