1 //===- ARMLegalizerInfo.cpp --------------------------------------*- C++ -*-==//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 /// This file implements the targeting of the Machinelegalizer class for ARM.
11 /// \todo This should be generated by TableGen.
12 //===----------------------------------------------------------------------===//
14 #include "ARMLegalizerInfo.h"
15 #include "llvm/CodeGen/ValueTypes.h"
16 #include "llvm/IR/DerivedTypes.h"
17 #include "llvm/IR/Type.h"
18 #include "llvm/Target/TargetOpcodes.h"
22 #ifndef LLVM_BUILD_GLOBAL_ISEL
23 #error "You shouldn't build this"
26 ARMLegalizerInfo::ARMLegalizerInfo() {
27 using namespace TargetOpcode;
29 const LLT p0 = LLT::pointer(0, 32);
31 const LLT s8 = LLT::scalar(8);
32 const LLT s16 = LLT::scalar(16);
33 const LLT s32 = LLT::scalar(32);
35 setAction({G_FRAME_INDEX, p0}, Legal);
37 setAction({G_LOAD, s32}, Legal);
38 setAction({G_LOAD, 1, p0}, Legal);
40 for (auto Ty : {s8, s16, s32})
41 setAction({G_ADD, Ty}, Legal);