1 //===-- MCTargetOptionsCommandFlags.h --------------------------*- C++ -*-===//
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 // This file contains machine code-specific flags that are shared between
11 // different command line tools.
12 //
13 //===----------------------------------------------------------------------===//
14 
15 #ifndef LLVM_MC_MCTARGETOPTIONSCOMMANDFLAGS_H
16 #define LLVM_MC_MCTARGETOPTIONSCOMMANDFLAGS_H
17 
18 #include "llvm/MC/MCTargetOptions.h"
19 #include "llvm/Support/CommandLine.h"
20 using namespace llvm;
21 
22 cl::opt<MCTargetOptions::AsmInstrumentation> AsmInstrumentation(
23     "asm-instrumentation", cl::desc("Instrumentation of inline assembly and "
24                                     "assembly source files"),
25     cl::init(MCTargetOptions::AsmInstrumentationNone),
26     cl::values(clEnumValN(MCTargetOptions::AsmInstrumentationNone, "none",
27                           "no instrumentation at all"),
28                clEnumValN(MCTargetOptions::AsmInstrumentationAddress, "address",
29                           "instrument instructions with memory arguments"),
30                clEnumValEnd));
31 
32 cl::opt<bool> RelaxAll("mc-relax-all",
33                        cl::desc("When used with filetype=obj, "
34                                 "relax all fixups in the emitted object file"));
35 
36 cl::opt<bool> IncrementalLinkerCompatible(
37     "incremental-linker-compatible",
38     cl::desc(
39         "When used with filetype=obj, "
40         "emit an object file which can be used with an incremental linker"));
41 
42 cl::opt<int> DwarfVersion("dwarf-version", cl::desc("Dwarf version"),
43                           cl::init(0));
44 
45 cl::opt<bool> ShowMCInst("asm-show-inst",
46                          cl::desc("Emit internal instruction representation to "
47                                   "assembly file"));
48 
49 cl::opt<bool> FatalWarnings("fatal-warnings",
50                             cl::desc("Treat warnings as errors"));
51 
52 cl::opt<bool> NoWarn("no-warn", cl::desc("Suppress all warnings"));
53 cl::alias NoWarnW("W", cl::desc("Alias for --no-warn"), cl::aliasopt(NoWarn));
54 
55 cl::opt<std::string>
56 ABIName("target-abi", cl::Hidden,
57         cl::desc("The name of the ABI to be targeted from the backend."),
58         cl::init(""));
59 
InitMCTargetOptionsFromFlags()60 static inline MCTargetOptions InitMCTargetOptionsFromFlags() {
61   MCTargetOptions Options;
62   Options.SanitizeAddress =
63       (AsmInstrumentation == MCTargetOptions::AsmInstrumentationAddress);
64   Options.MCRelaxAll = RelaxAll;
65   Options.MCIncrementalLinkerCompatible = IncrementalLinkerCompatible;
66   Options.DwarfVersion = DwarfVersion;
67   Options.ShowMCInst = ShowMCInst;
68   Options.ABIName = ABIName;
69   Options.MCFatalWarnings = FatalWarnings;
70   Options.MCNoWarn = NoWarn;
71   return Options;
72 }
73 
74 #endif
75