LCOV - code coverage report
Current view: top level - lib/Target/AArch64 - AArch64CallLowering.h (source / functions) Hit Total Coverage
Test: llvm-toolchain.info Lines: 1 1 100.0 %
Date: 2017-09-14 15:23:50 Functions: 1 2 50.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : //===- AArch64CallLowering.h - Call lowering --------------------*- C++ -*-===//
       2             : //
       3             : //                     The LLVM Compiler Infrastructure
       4             : //
       5             : // This file is distributed under the University of Illinois Open Source
       6             : // License. See LICENSE.TXT for details.
       7             : //
       8             : //===----------------------------------------------------------------------===//
       9             : ///
      10             : /// \file
      11             : /// This file describes how to lower LLVM calls to machine code calls.
      12             : ///
      13             : //===----------------------------------------------------------------------===//
      14             : 
      15             : #ifndef LLVM_LIB_TARGET_AARCH64_AARCH64CALLLOWERING_H
      16             : #define LLVM_LIB_TARGET_AARCH64_AARCH64CALLLOWERING_H
      17             : 
      18             : #include "llvm/ADT/ArrayRef.h"
      19             : #include "llvm/CodeGen/GlobalISel/CallLowering.h"
      20             : #include "llvm/IR/CallingConv.h"
      21             : #include <cstdint>
      22             : #include <functional>
      23             : 
      24             : namespace llvm {
      25             : 
      26             : class AArch64TargetLowering;
      27             : class CCValAssign;
      28             : class DataLayout;
      29             : class MachineIRBuilder;
      30             : class MachineRegisterInfo;
      31             : class Type;
      32             : 
      33        1193 : class AArch64CallLowering: public CallLowering {
      34             : public:
      35             :   AArch64CallLowering(const AArch64TargetLowering &TLI);
      36             : 
      37             :   bool lowerReturn(MachineIRBuilder &MIRBuiler, const Value *Val,
      38             :                    unsigned VReg) const override;
      39             : 
      40             :   bool lowerFormalArguments(MachineIRBuilder &MIRBuilder, const Function &F,
      41             :                             ArrayRef<unsigned> VRegs) const override;
      42             : 
      43             :   bool lowerCall(MachineIRBuilder &MIRBuilder, CallingConv::ID CallConv,
      44             :                  const MachineOperand &Callee, const ArgInfo &OrigRet,
      45             :                  ArrayRef<ArgInfo> OrigArgs) const override;
      46             : 
      47             : private:
      48             :   using RegHandler = std::function<void(MachineIRBuilder &, Type *, unsigned,
      49             :                                         CCValAssign &)>;
      50             : 
      51             :   using MemHandler =
      52             :       std::function<void(MachineIRBuilder &, int, CCValAssign &)>;
      53             : 
      54             :   using SplitArgTy = std::function<void(unsigned, uint64_t)>;
      55             : 
      56             :   void splitToValueTypes(const ArgInfo &OrigArgInfo,
      57             :                          SmallVectorImpl<ArgInfo> &SplitArgs,
      58             :                          const DataLayout &DL, MachineRegisterInfo &MRI,
      59             :                          CallingConv::ID CallConv,
      60             :                          const SplitArgTy &SplitArg) const;
      61             : };
      62             : 
      63             : } // end namespace llvm
      64             : 
      65             : #endif // LLVM_LIB_TARGET_AARCH64_AARCH64CALLLOWERING_H

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