121 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			121 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			C++
		
	
	
	
//===- ARM.td - Describe the ARM Target Machine -----------------*- 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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//
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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// Target-independent interfaces which we are implementing
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//===----------------------------------------------------------------------===//
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include "../Target.td"
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//===----------------------------------------------------------------------===//
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// ARM Subtarget features.
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//
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def ArchV4T     : SubtargetFeature<"v4t", "ARMArchVersion", "V4T",
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                                   "ARM v4T">;
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def ArchV5T     : SubtargetFeature<"v5t", "ARMArchVersion", "V5T",
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                                   "ARM v5T">;
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def ArchV5TE    : SubtargetFeature<"v5te", "ARMArchVersion", "V5TE",
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                                   "ARM v5TE, v5TEj, v5TExp">;
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def ArchV6      : SubtargetFeature<"v6", "ARMArchVersion", "V6",
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                                   "ARM v6">;
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def FeatureVFP2 : SubtargetFeature<"vfp2", "HasVFP2", "true",
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                                   "Enable VFP2 instructions ">;
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//===----------------------------------------------------------------------===//
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// ARM Processors supported.
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//
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class Proc<string Name, list<SubtargetFeature> Features>
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 : Processor<Name, NoItineraries, Features>;
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// V4 Processors.
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def : Proc<"generic",         []>;
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def : Proc<"arm8",            []>;
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def : Proc<"arm810",          []>;
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def : Proc<"strongarm",       []>;
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def : Proc<"strongarm110",    []>;
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def : Proc<"strongarm1100",   []>;
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def : Proc<"strongarm1110",   []>;
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// V4T Processors.
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def : Proc<"arm7tdmi",        [ArchV4T]>;
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def : Proc<"arm7tdmi-s",      [ArchV4T]>;
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def : Proc<"arm710t",         [ArchV4T]>;
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def : Proc<"arm720t",         [ArchV4T]>;
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def : Proc<"arm9",            [ArchV4T]>;
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def : Proc<"arm9tdmi",        [ArchV4T]>;
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def : Proc<"arm920",          [ArchV4T]>;
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def : Proc<"arm920t",         [ArchV4T]>;
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def : Proc<"arm922t",         [ArchV4T]>;
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def : Proc<"arm940t",         [ArchV4T]>;
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def : Proc<"ep9312",          [ArchV4T]>;
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// V5T Processors.
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def : Proc<"arm10tdmi",       [ArchV5T]>;
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def : Proc<"arm1020t",        [ArchV5T]>;
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// V5TE Processors.
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def : Proc<"arm9e",           [ArchV5TE]>;
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def : Proc<"arm926ej-s",      [ArchV5TE]>;
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def : Proc<"arm946e-s",       [ArchV5TE]>;
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def : Proc<"arm966e-s",       [ArchV5TE]>;
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def : Proc<"arm968e-s",       [ArchV5TE]>;
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def : Proc<"arm10e",          [ArchV5TE]>;
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def : Proc<"arm1020e",        [ArchV5TE]>;
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def : Proc<"arm1022e",        [ArchV5TE]>;
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def : Proc<"xscale",          [ArchV5TE]>;
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def : Proc<"iwmmxt",          [ArchV5TE]>;
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// V6 Processors.
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def : Proc<"arm1136j-s",      [ArchV6]>;
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def : Proc<"arm1136jf-s",     [ArchV6, FeatureVFP2]>;
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def : Proc<"arm1176jz-s",     [ArchV6]>;
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def : Proc<"arm1176jzf-s",    [ArchV6, FeatureVFP2]>;
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def : Proc<"mpcorenovfp",     [ArchV6]>;
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def : Proc<"mpcore",          [ArchV6, FeatureVFP2]>;
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//===----------------------------------------------------------------------===//
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// Register File Description
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//===----------------------------------------------------------------------===//
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include "ARMRegisterInfo.td"
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//===----------------------------------------------------------------------===//
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// Instruction Descriptions
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//===----------------------------------------------------------------------===//
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include "ARMInstrInfo.td"
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def ARMInstrInfo : InstrInfo {
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  // Define how we want to layout our target-specific information field.
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  let TSFlagsFields = ["AddrModeBits",
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                       "SizeFlag",
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                       "IndexModeBits",
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                       "Opcode",
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                       "Form"];
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  let TSFlagsShifts = [0,
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                       4,
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                       7,
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                       9,
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                       13];
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}
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//===----------------------------------------------------------------------===//
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// Declare the target which we are implementing
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//===----------------------------------------------------------------------===//
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def ARM : Target {
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  // Pull in Instruction Info:
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  let InstructionSet = ARMInstrInfo;
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}
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