1 //===-- llvm/lib/Target/ARM/ARMCallLowering.h - Call lowering -------------===//
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_ARM_ARMCALLLOWERING
16 #define LLVM_LIB_TARGET_ARM_ARMCALLLOWERING
17 
18 #include "llvm/CodeGen/CallingConvLower.h"
19 #include "llvm/CodeGen/GlobalISel/CallLowering.h"
20 #include "llvm/CodeGen/ValueTypes.h"
21 
22 namespace llvm {
23 
24 class ARMTargetLowering;
25 
26 class ARMCallLowering : public CallLowering {
27 public:
28   ARMCallLowering(const ARMTargetLowering &TLI);
29 
30   bool lowerReturn(MachineIRBuilder &MIRBuiler, const Value *Val,
31                    unsigned VReg) const override;
32 
33   bool lowerFormalArguments(MachineIRBuilder &MIRBuilder, const Function &F,
34                             ArrayRef<unsigned> VRegs) const override;
35 };
36 } // End of namespace llvm
37 #endif
38