xref: /openbsd-src/gnu/llvm/llvm/lib/Target/AVR/AVRSubtarget.cpp (revision 09467b48e8bc8b4905716062da846024139afbf2)
1*09467b48Spatrick //===-- AVRSubtarget.cpp - AVR Subtarget Information ----------------------===//
2*09467b48Spatrick //
3*09467b48Spatrick // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*09467b48Spatrick // See https://llvm.org/LICENSE.txt for license information.
5*09467b48Spatrick // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*09467b48Spatrick //
7*09467b48Spatrick //===----------------------------------------------------------------------===//
8*09467b48Spatrick //
9*09467b48Spatrick // This file implements the AVR specific subclass of TargetSubtargetInfo.
10*09467b48Spatrick //
11*09467b48Spatrick //===----------------------------------------------------------------------===//
12*09467b48Spatrick 
13*09467b48Spatrick #include "AVRSubtarget.h"
14*09467b48Spatrick 
15*09467b48Spatrick #include "llvm/BinaryFormat/ELF.h"
16*09467b48Spatrick #include "llvm/Support/TargetRegistry.h"
17*09467b48Spatrick 
18*09467b48Spatrick #include "AVR.h"
19*09467b48Spatrick #include "AVRTargetMachine.h"
20*09467b48Spatrick #include "MCTargetDesc/AVRMCTargetDesc.h"
21*09467b48Spatrick 
22*09467b48Spatrick #define DEBUG_TYPE "avr-subtarget"
23*09467b48Spatrick 
24*09467b48Spatrick #define GET_SUBTARGETINFO_TARGET_DESC
25*09467b48Spatrick #define GET_SUBTARGETINFO_CTOR
26*09467b48Spatrick #include "AVRGenSubtargetInfo.inc"
27*09467b48Spatrick 
28*09467b48Spatrick namespace llvm {
29*09467b48Spatrick 
30*09467b48Spatrick AVRSubtarget::AVRSubtarget(const Triple &TT, const std::string &CPU,
31*09467b48Spatrick                            const std::string &FS, const AVRTargetMachine &TM)
32*09467b48Spatrick     : AVRGenSubtargetInfo(TT, CPU, FS), InstrInfo(), FrameLowering(),
33*09467b48Spatrick       TLInfo(TM, initializeSubtargetDependencies(CPU, FS, TM)), TSInfo(),
34*09467b48Spatrick 
35*09467b48Spatrick       // Subtarget features
36*09467b48Spatrick       m_hasSRAM(false), m_hasJMPCALL(false), m_hasIJMPCALL(false),
37*09467b48Spatrick       m_hasEIJMPCALL(false), m_hasADDSUBIW(false), m_hasSmallStack(false),
38*09467b48Spatrick       m_hasMOVW(false), m_hasLPM(false), m_hasLPMX(false),  m_hasELPM(false),
39*09467b48Spatrick       m_hasELPMX(false), m_hasSPM(false), m_hasSPMX(false), m_hasDES(false),
40*09467b48Spatrick       m_supportsRMW(false), m_supportsMultiplication(false), m_hasBREAK(false),
41*09467b48Spatrick       m_hasTinyEncoding(false), ELFArch(false), m_FeatureSetDummy(false) {
42*09467b48Spatrick   // Parse features string.
43*09467b48Spatrick   ParseSubtargetFeatures(CPU, FS);
44*09467b48Spatrick }
45*09467b48Spatrick 
46*09467b48Spatrick AVRSubtarget &
47*09467b48Spatrick AVRSubtarget::initializeSubtargetDependencies(StringRef CPU, StringRef FS,
48*09467b48Spatrick                                               const TargetMachine &TM) {
49*09467b48Spatrick   // Parse features string.
50*09467b48Spatrick   ParseSubtargetFeatures(CPU, FS);
51*09467b48Spatrick   return *this;
52*09467b48Spatrick }
53*09467b48Spatrick 
54*09467b48Spatrick } // end of namespace llvm
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