mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-22 20:43:44 +02:00
f6eba3106a
Summary:
Add basic functionality to support call lowering for X86.
Currently only supports functions which return void and take zero arguments.
Inspired by commit 286573.
Reviewers: ab, qcolombet, t.p.northover
Subscribers: llvm-commits
Differential Revision: https://reviews.llvm.org/D26593
llvm-svn: 286935
40 lines
1.2 KiB
C++
40 lines
1.2 KiB
C++
//===-- llvm/lib/Target/X86/X86CallLowering.h - Call lowering -----===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
///
|
|
/// \file
|
|
/// This file describes how to lower LLVM calls to machine code calls.
|
|
///
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_LIB_TARGET_X86_X86CALLLOWERING
|
|
#define LLVM_LIB_TARGET_X86_X86CALLLOWERING
|
|
|
|
#include "llvm/ADT/ArrayRef.h"
|
|
#include "llvm/CodeGen/GlobalISel/CallLowering.h"
|
|
|
|
namespace llvm {
|
|
|
|
class Function;
|
|
class MachineIRBuilder;
|
|
class X86TargetLowering;
|
|
class Value;
|
|
|
|
class X86CallLowering : public CallLowering {
|
|
public:
|
|
X86CallLowering(const X86TargetLowering &TLI);
|
|
|
|
bool lowerReturn(MachineIRBuilder &MIRBuiler, const Value *Val,
|
|
unsigned VReg) const override;
|
|
|
|
bool lowerFormalArguments(MachineIRBuilder &MIRBuilder, const Function &F,
|
|
ArrayRef<unsigned> VRegs) const override;
|
|
};
|
|
} // End of namespace llvm;
|
|
#endif
|