mirror of
https://github.com/ldc-developers/ldc.git
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fc8e0c4c20
The new command line option conflicted with a builtin LLVM 3.0
one. The functionality will be added back in after the 0.11.0
release branch has been created.
This reverts commit 6a1bc70bd7 and
subsequent fixes.
370 lines
12 KiB
C++
370 lines
12 KiB
C++
//===-- cl_options.cpp ----------------------------------------------------===//
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//
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// LDC – the LLVM D compiler
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//
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// This file is distributed under the BSD-style LDC license. See the LICENSE
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// file for details.
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//
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//===----------------------------------------------------------------------===//
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#include "driver/cl_options.h"
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#include "gen/cl_helpers.h"
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#include "gen/logger.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Target/TargetMachine.h"
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#if LDC_LLVM_VER >= 303
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#include "llvm/IR/DataLayout.h"
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#elif LDC_LLVM_VER == 302
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#include "llvm/DataLayout.h"
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#else
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#include "llvm/Target/TargetData.h"
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#endif
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namespace opts {
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// Positional options first, in order:
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cl::list<std::string> fileList(
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cl::Positional, cl::desc("files"));
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cl::list<std::string> runargs("run",
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cl::desc("program args..."),
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cl::Positional,
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cl::PositionalEatsArgs);
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static cl::opt<ubyte, true> useDeprecated(
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cl::desc("Allow deprecated code/language features:"),
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cl::ZeroOrMore,
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cl::values(
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clEnumValN(0, "de", "Do not allow deprecated features"),
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clEnumValN(1, "d", "Silently allow deprecated features"),
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clEnumValN(2, "dw", "Warn about the use of deprecated features"),
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clEnumValEnd),
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cl::location(global.params.useDeprecated),
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cl::init(2));
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cl::opt<bool, true> enforcePropertySyntax("property",
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cl::desc("Enforce property syntax"),
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cl::ZeroOrMore,
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cl::location(global.params.enforcePropertySyntax));
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static cl::opt<ubyte, true> useDv1(
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cl::desc("Force language version:"),
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cl::ZeroOrMore,
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cl::values(
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clEnumValN(1, "v1", "D language version 1.00"),
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clEnumValEnd),
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cl::location(global.params.Dversion),
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cl::init(2),
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cl::Hidden);
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cl::opt<bool> compileOnly("c",
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cl::desc("Do not link"),
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cl::ZeroOrMore);
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cl::opt<bool> createStaticLib("lib",
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cl::desc("Create static library"),
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cl::ZeroOrMore);
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cl::opt<bool> createSharedLib("shared",
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cl::desc("Create shared library"),
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cl::ZeroOrMore);
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static cl::opt<bool, true> verbose("v",
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cl::desc("Verbose"),
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cl::ZeroOrMore,
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cl::location(global.params.verbose));
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static cl::opt<bool, true> verbose_cg("v-cg",
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cl::desc("Verbose codegen"),
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cl::ZeroOrMore,
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cl::location(global.params.verbose_cg));
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static cl::opt<ubyte, true> warnings(
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cl::desc("Warnings:"),
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cl::ZeroOrMore,
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cl::values(
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clEnumValN(1, "w", "Enable warnings"),
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clEnumValN(2, "wi", "Enable informational warnings"),
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clEnumValEnd),
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cl::location(global.params.warnings),
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cl::init(0));
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static cl::opt<bool, true> ignoreUnsupportedPragmas("ignore",
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cl::desc("Ignore unsupported pragmas"),
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cl::ZeroOrMore,
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cl::location(global.params.ignoreUnsupportedPragmas));
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static cl::opt<ubyte, true> debugInfo(
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cl::desc("Generating debug information:"),
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cl::ZeroOrMore,
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cl::values(
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clEnumValN(1, "g", "Generate debug information"),
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clEnumValN(2, "gc", "Same as -g, but pretend to be C"),
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clEnumValEnd),
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cl::location(global.params.symdebug),
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cl::init(0));
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cl::opt<bool> noAsm("noasm",
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cl::desc("Disallow use of inline assembler"));
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// Output file options
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cl::opt<bool> dontWriteObj("o-",
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cl::desc("Do not write object file"));
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cl::opt<std::string> objectFile("of",
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cl::value_desc("filename"),
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cl::Prefix,
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cl::desc("Use <filename> as output file name"));
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cl::opt<std::string> objectDir("od",
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cl::value_desc("objdir"),
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cl::Prefix,
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cl::desc("Write object files to directory <objdir>"));
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cl::opt<std::string> soname("soname",
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cl::value_desc("soname"),
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cl::Hidden,
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cl::Prefix,
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cl::desc("Use <soname> as output shared library soname"));
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// Output format options
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cl::opt<bool> output_bc("output-bc",
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cl::desc("Write LLVM bitcode"));
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cl::opt<bool> output_ll("output-ll",
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cl::desc("Write LLVM IR"));
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cl::opt<bool> output_s("output-s",
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cl::desc("Write native assembly"));
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cl::opt<cl::boolOrDefault> output_o("output-o",
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cl::desc("Write native object"));
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// Disabling Red Zone
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cl::opt<bool, true> disableRedZone("disable-red-zone",
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cl::desc("Do not emit code that uses the red zone."),
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cl::location(global.params.disableRedZone),
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cl::init(false));
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// DDoc options
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static cl::opt<bool, true> doDdoc("D",
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cl::desc("Generate documentation"),
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cl::location(global.params.doDocComments));
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cl::opt<std::string> ddocDir("Dd",
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cl::desc("Write documentation file to <docdir> directory"),
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cl::value_desc("docdir"),
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cl::Prefix);
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cl::opt<std::string> ddocFile("Df",
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cl::desc("Write documentation file to <filename>"),
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cl::value_desc("filename"),
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cl::Prefix);
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// Json options
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static cl::opt<bool, true> doJson("X",
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cl::desc("generate JSON file"),
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cl::location(global.params.doXGeneration));
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cl::opt<std::string> jsonFile("Xf",
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cl::desc("write JSON file to <filename>"),
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cl::value_desc("filename"),
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cl::Prefix);
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// Header generation options
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static cl::opt<bool, true> doHdrGen("H",
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cl::desc("Generate 'header' file"),
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cl::location(global.params.doHdrGeneration));
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cl::opt<std::string> hdrDir("Hd",
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cl::desc("Write 'header' file to <hdrdir> directory"),
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cl::value_desc("hdrdir"),
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cl::Prefix);
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cl::opt<std::string> hdrFile("Hf",
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cl::desc("Write 'header' file to <filename>"),
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cl::value_desc("filename"),
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cl::Prefix);
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static cl::opt<bool, true> hdrKeepAllBodies("Hkeep-all-bodies",
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cl::desc("Keep all function bodies in .di files"),
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cl::ZeroOrMore,
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cl::location(global.params.hdrKeepAllBodies));
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static cl::opt<bool, true> unittest("unittest",
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cl::desc("Compile in unit tests"),
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cl::location(global.params.useUnitTests));
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static StringsAdapter strImpPathStore("J", global.params.fileImppath);
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static cl::list<std::string, StringsAdapter> stringImportPaths("J",
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cl::desc("Where to look for string imports"),
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cl::value_desc("path"),
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cl::location(strImpPathStore),
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cl::Prefix);
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// -d-debug is a bit messy, it has 3 modes:
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// -d-debug=ident, -d-debug=level and -d-debug (without argument)
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// That last of these must be acted upon immediately to ensure proper
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// interaction with other options, so it needs some special handling:
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std::vector<std::string> debugArgs;
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struct D_DebugStorage {
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void push_back(const std::string& str) {
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if (str.empty()) {
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// Bare "-d-debug" has a special meaning.
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global.params.useAssert = true;
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global.params.useArrayBounds = true;
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global.params.useInvariants = true;
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global.params.useIn = true;
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global.params.useOut = true;
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debugArgs.push_back("1");
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} else {
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debugArgs.push_back(str);
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}
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}
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};
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static D_DebugStorage dds;
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// -debug is already declared in LLVM (at least, in debug builds),
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// so we need to be a bit more verbose.
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static cl::list<std::string, D_DebugStorage> debugVersionsOption("d-debug",
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cl::desc("Compile in debug code >= <level> or identified by <idents>."),
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cl::value_desc("level/idents"),
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cl::location(dds),
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cl::CommaSeparated,
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cl::ValueOptional);
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// -version is also declared in LLVM, so again we need to be a bit more verbose.
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cl::list<std::string> versions("d-version",
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cl::desc("Compile in version code >= <level> or identified by <idents>"),
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cl::value_desc("level/idents"),
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cl::CommaSeparated);
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static StringsAdapter linkSwitchStore("L", global.params.linkswitches);
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static cl::list<std::string, StringsAdapter> linkerSwitches("L",
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cl::desc("Pass <linkerflag> to the linker"),
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cl::value_desc("linkerflag"),
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cl::location(linkSwitchStore),
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cl::Prefix);
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cl::opt<std::string> moduleDepsFile("deps",
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cl::desc("Write module dependencies to filename"),
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cl::value_desc("filename"));
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cl::opt<std::string> mArch("march",
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cl::desc("Architecture to generate code for:"));
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cl::opt<bool> m32bits("m32",
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cl::desc("32 bit target"),
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cl::ZeroOrMore);
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cl::opt<bool> m64bits("m64",
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cl::desc("64 bit target"),
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cl::ZeroOrMore);
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cl::opt<std::string> mCPU("mcpu",
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cl::desc("Target a specific cpu type (-mcpu=help for details)"),
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cl::value_desc("cpu-name"),
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cl::init(""));
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cl::list<std::string> mAttrs("mattr",
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cl::CommaSeparated,
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cl::desc("Target specific attributes (-mattr=help for details)"),
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cl::value_desc("a1,+a2,-a3,..."));
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cl::opt<std::string> mTargetTriple("mtriple",
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cl::desc("Override target triple"));
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cl::opt<llvm::Reloc::Model> mRelocModel("relocation-model",
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cl::desc("Relocation model"),
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cl::init(llvm::Reloc::Default),
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cl::values(
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clEnumValN(llvm::Reloc::Default, "default",
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"Target default relocation model"),
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clEnumValN(llvm::Reloc::Static, "static",
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"Non-relocatable code"),
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clEnumValN(llvm::Reloc::PIC_, "pic",
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"Fully relocatable, position independent code"),
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clEnumValN(llvm::Reloc::DynamicNoPIC, "dynamic-no-pic",
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"Relocatable external references, non-relocatable code"),
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clEnumValEnd));
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cl::opt<llvm::CodeModel::Model> mCodeModel("code-model",
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cl::desc("Code model"),
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cl::init(llvm::CodeModel::Default),
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cl::values(
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clEnumValN(llvm::CodeModel::Default, "default", "Target default code model"),
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clEnumValN(llvm::CodeModel::Small, "small", "Small code model"),
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clEnumValN(llvm::CodeModel::Kernel, "kernel", "Kernel code model"),
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clEnumValN(llvm::CodeModel::Medium, "medium", "Medium code model"),
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clEnumValN(llvm::CodeModel::Large, "large", "Large code model"),
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clEnumValEnd));
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static cl::opt<bool, true, FlagParser> asserts("asserts",
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cl::desc("(*) Enable assertions"),
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cl::value_desc("bool"),
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cl::location(global.params.useAssert),
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cl::init(true));
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static cl::opt<bool, true, FlagParser> boundsChecks("boundscheck",
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cl::desc("(*) Enable array bounds checks"),
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cl::value_desc("bool"),
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cl::location(global.params.useArrayBounds),
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cl::init(true));
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static cl::opt<bool, true, FlagParser> invariants("invariants",
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cl::desc("(*) Enable invariants"),
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cl::location(global.params.useInvariants),
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cl::init(true));
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static cl::opt<bool, true, FlagParser> preconditions("preconditions",
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cl::desc("(*) Enable function preconditions"),
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cl::location(global.params.useIn),
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cl::init(true));
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static cl::opt<bool, true, FlagParser> postconditions("postconditions",
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cl::desc("(*) Enable function postconditions"),
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cl::location(global.params.useOut),
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cl::init(true));
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static MultiSetter ContractsSetter(false,
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&global.params.useIn, &global.params.useOut, NULL);
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static cl::opt<MultiSetter, true, FlagParser> contracts("contracts",
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cl::desc("(*) Enable function pre- and post-conditions"),
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cl::location(ContractsSetter));
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static MultiSetter ReleaseSetter(true, &global.params.useAssert,
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&global.params.useArrayBounds, &global.params.useInvariants,
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&global.params.useOut, &global.params.useIn, NULL);
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static cl::opt<MultiSetter, true, cl::parser<bool> > release("release",
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cl::desc("Disables asserts, invariants, contracts and boundscheck"),
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cl::location(ReleaseSetter),
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cl::ValueDisallowed);
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cl::opt<bool, true> singleObj("singleobj",
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cl::desc("Create only a single output object file"),
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cl::location(global.params.singleObj));
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cl::opt<bool> linkonceTemplates("linkonce-templates",
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cl::desc("Use linkonce_odr linkage for template symbols instead of weak_odr"),
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cl::ZeroOrMore);
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static cl::extrahelp footer("\n"
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"-d-debug can also be specified without options, in which case it enables all\n"
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"debug checks (i.e. (asserts, boundchecks, contracts and invariants) as well\n"
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"as acting as -d-debug=1\n\n"
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"Options marked with (*) also have a -disable-FOO variant with inverted\n"
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"meaning.\n");
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} // namespace opts
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