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f5a845af55
- Add extenders when necessary. - Handle some basic relocations. This should fix the failure in tools/clang/test/CodeGenCXX/crash.cpp llvm-svn: 254564
57 lines
2.0 KiB
C++
57 lines
2.0 KiB
C++
//=-- Hexagon.h - Top-level interface for Hexagon representation --*- C++ -*-=//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains the entry points for global functions defined in the LLVM
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// Hexagon back-end.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_HEXAGON_HEXAGON_H
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#define LLVM_LIB_TARGET_HEXAGON_HEXAGON_H
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#define Hexagon_POINTER_SIZE 4
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#define Hexagon_PointerSize (Hexagon_POINTER_SIZE)
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#define Hexagon_PointerSize_Bits (Hexagon_POINTER_SIZE * 8)
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#define Hexagon_WordSize Hexagon_PointerSize
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#define Hexagon_WordSize_Bits Hexagon_PointerSize_Bits
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// allocframe saves LR and FP on stack before allocating
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// a new stack frame. This takes 8 bytes.
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#define HEXAGON_LRFP_SIZE 8
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// Normal instruction size (in bytes).
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#define HEXAGON_INSTR_SIZE 4
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// Maximum number of words and instructions in a packet.
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#define HEXAGON_PACKET_SIZE 4
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#define HEXAGON_MAX_PACKET_SIZE (HEXAGON_PACKET_SIZE * HEXAGON_INSTR_SIZE)
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// Minimum number of instructions in an end-loop packet.
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#define HEXAGON_PACKET_INNER_SIZE 2
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#define HEXAGON_PACKET_OUTER_SIZE 3
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// Maximum number of instructions in a packet before shuffling,
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// including a compound one or a duplex or an extender.
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#define HEXAGON_PRESHUFFLE_PACKET_SIZE (HEXAGON_PACKET_SIZE + 3)
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// Name of the global offset table as defined by the Hexagon ABI
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#define HEXAGON_GOT_SYM_NAME "_GLOBAL_OFFSET_TABLE_"
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#include "MCTargetDesc/HexagonMCTargetDesc.h"
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#include "llvm/Target/TargetLowering.h"
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#include "llvm/Target/TargetMachine.h"
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namespace llvm {
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class HexagonTargetMachine;
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/// \brief Creates a Hexagon-specific Target Transformation Info pass.
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ImmutablePass *createHexagonTargetTransformInfoPass(const HexagonTargetMachine *TM);
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} // end namespace llvm;
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#endif
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