Taints the non-acquire RMW's store address with the load part
[oota-llvm.git] / lib / Target / WebAssembly / WebAssemblySubtarget.cpp
1 //===-- WebAssemblySubtarget.cpp - WebAssembly Subtarget Information ------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 ///
10 /// \file
11 /// \brief This file implements the WebAssembly-specific subclass of
12 /// TargetSubtarget.
13 ///
14 //===----------------------------------------------------------------------===//
15
16 #include "WebAssemblyInstrInfo.h"
17 #include "MCTargetDesc/WebAssemblyMCTargetDesc.h"
18 #include "WebAssemblySubtarget.h"
19 #include "llvm/Support/TargetRegistry.h"
20 using namespace llvm;
21
22 #define DEBUG_TYPE "wasm-subtarget"
23
24 #define GET_SUBTARGETINFO_CTOR
25 #define GET_SUBTARGETINFO_TARGET_DESC
26 #include "WebAssemblyGenSubtargetInfo.inc"
27
28 WebAssemblySubtarget &
29 WebAssemblySubtarget::initializeSubtargetDependencies(StringRef FS) {
30   // Determine default and user-specified characteristics
31
32   if (CPUString.empty())
33     CPUString = "generic";
34
35   ParseSubtargetFeatures(CPUString, FS);
36   return *this;
37 }
38
39 WebAssemblySubtarget::WebAssemblySubtarget(const Triple &TT,
40                                            const std::string &CPU,
41                                            const std::string &FS,
42                                            const TargetMachine &TM)
43     : WebAssemblyGenSubtargetInfo(TT, CPU, FS), HasSIMD128(false),
44       CPUString(CPU), TargetTriple(TT), FrameLowering(),
45       InstrInfo(initializeSubtargetDependencies(FS)), TSInfo(),
46       TLInfo(TM, *this) {}
47
48 bool WebAssemblySubtarget::enableMachineScheduler() const { return true; }
49 bool WebAssemblySubtarget::useAA() const { return true; }