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llvm-mirror/lib/Target/AMDGPU/AMDGPUFrameLowering.h
David Blaikie 10180bb2a1 Move TargetFrameLowering.h to CodeGen where it's implemented
This header already includes a CodeGen header and is implemented in
lib/CodeGen, so move the header there to match.

This fixes a link error with modular codegeneration builds - where a
header and its implementation are circularly dependent and so need to be
in the same library, not split between two like this.

llvm-svn: 317379
2017-11-03 22:32:11 +00:00

41 lines
1.4 KiB
C++

//===--------------------- AMDGPUFrameLowering.h ----------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
/// \file
/// \brief Interface to describe a layout of a stack frame on an AMDGPU target.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_AMDGPU_AMDGPUFRAMELOWERING_H
#define LLVM_LIB_TARGET_AMDGPU_AMDGPUFRAMELOWERING_H
#include "llvm/CodeGen/TargetFrameLowering.h"
namespace llvm {
/// \brief Information about the stack frame layout on the AMDGPU targets.
///
/// It holds the direction of the stack growth, the known stack alignment on
/// entry to each function, and the offset to the locals area.
/// See TargetFrameInfo for more comments.
class AMDGPUFrameLowering : public TargetFrameLowering {
public:
AMDGPUFrameLowering(StackDirection D, unsigned StackAl, int LAO,
unsigned TransAl = 1);
~AMDGPUFrameLowering() override;
/// \returns The number of 32-bit sub-registers that are used when storing
/// values to the stack.
unsigned getStackWidth(const MachineFunction &MF) const;
};
} // end namespace llvm
#endif // LLVM_LIB_TARGET_AMDGPU_AMDGPUFRAMELOWERING_H