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[clang][cli] Generate and round-trip Target options

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This patch implements generation of remaining target options and tests it by performing parse-generate-parse round trip.

Reviewed By: dexonsmith

Differential Revision: https://reviews.llvm.org/D96158
This commit is contained in:
Jan Svoboda 2021-02-10 11:33:24 +01:00
parent cb933632bc
commit b89af18d9e
2 changed files with 62 additions and 4 deletions
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2
clang/include/clang/Driver/Options.td
View File

@ -246,7 +246,7 @@ class DiagnosticOpts<string base>
class LangOpts<string base>
: KeyPathAndMacro<"LangOpts->", base, "LANG_"> {}
class TargetOpts<string base>
: KeyPathAndMacro<"TargetOpts->", base> {}
: KeyPathAndMacro<"TargetOpts->", base, "TARGET_"> {}
class FrontendOpts<string base>
: KeyPathAndMacro<"FrontendOpts.", base, "FRONTEND_"> {}
class PreprocessorOutputOpts<string base>

64
clang/lib/Frontend/CompilerInvocation.cpp
View File

@ -4179,8 +4179,44 @@ static bool ParsePreprocessorOutputArgs(CompilerInvocation &Res,
Res, Args, Diags, "PreprocessorOutputOptions");
}
static void ParseTargetArgs(TargetOptions &Opts, ArgList &Args,
DiagnosticsEngine &Diags) {
static void GenerateTargetArgs(const TargetOptions &Opts,
SmallVectorImpl<const char *> &Args,
CompilerInvocation::StringAllocator SA) {
const TargetOptions *TargetOpts = &Opts;
#define TARGET_OPTION_WITH_MARSHALLING( \
PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \
HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \
DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \
MERGER, EXTRACTOR, TABLE_INDEX) \
GENERATE_OPTION_WITH_MARSHALLING( \
Args, SA, KIND, FLAGS, SPELLING, ALWAYS_EMIT, KEYPATH, DEFAULT_VALUE, \
IMPLIED_CHECK, IMPLIED_VALUE, DENORMALIZER, EXTRACTOR, TABLE_INDEX)
#include "clang/Driver/Options.inc"
#undef TARGET_OPTION_WITH_MARSHALLING
if (!Opts.SDKVersion.empty())
GenerateArg(Args, OPT_target_sdk_version_EQ, Opts.SDKVersion.getAsString(),
SA);
}
static bool ParseTargetArgsImpl(TargetOptions &Opts, ArgList &Args,
DiagnosticsEngine &Diags) {
TargetOptions *TargetOpts = &Opts;
unsigned NumErrorsBefore = Diags.getNumErrors();
bool Success = true;
#define TARGET_OPTION_WITH_MARSHALLING( \
PREFIX_TYPE, NAME, ID, KIND, GROUP, ALIAS, ALIASARGS, FLAGS, PARAM, \
HELPTEXT, METAVAR, VALUES, SPELLING, SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, \
DEFAULT_VALUE, IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, DENORMALIZER, \
MERGER, EXTRACTOR, TABLE_INDEX) \
PARSE_OPTION_WITH_MARSHALLING(Args, Diags, Success, ID, FLAGS, PARAM, \
SHOULD_PARSE, KEYPATH, DEFAULT_VALUE, \
IMPLIED_CHECK, IMPLIED_VALUE, NORMALIZER, \
MERGER, TABLE_INDEX)
#include "clang/Driver/Options.inc"
#undef TARGET_OPTION_WITH_MARSHALLING
if (Arg *A = Args.getLastArg(options::OPT_target_sdk_version_EQ)) {
llvm::VersionTuple Version;
if (Version.tryParse(A->getValue()))
@ -4189,6 +4225,27 @@ static void ParseTargetArgs(TargetOptions &Opts, ArgList &Args,
else
Opts.SDKVersion = Version;
}
return Success && Diags.getNumErrors() == NumErrorsBefore;
}
static bool ParseTargetArgs(CompilerInvocation &Res, TargetOptions &Opts,
ArgList &Args, DiagnosticsEngine &Diags) {
auto DummyOpts = std::make_shared<TargetOptions>();
return RoundTrip(
[](CompilerInvocation &Res, ArgList &Args,
DiagnosticsEngine &Diags) {
return ParseTargetArgsImpl(Res.getTargetOpts(), Args, Diags);
},
[](CompilerInvocation &Res, SmallVectorImpl<const char *> &GeneratedArgs,
CompilerInvocation::StringAllocator SA) {
GenerateTargetArgs(Res.getTargetOpts(), GeneratedArgs, SA);
},
[&DummyOpts](CompilerInvocation &Res) {
Res.TargetOpts.swap(DummyOpts);
},
Res, Args, Diags, "TargetArgs");
}
bool CompilerInvocation::CreateFromArgs(CompilerInvocation &Res,
@ -4239,7 +4296,7 @@ bool CompilerInvocation::CreateFromArgs(CompilerInvocation &Res,
LangOpts.IsHeaderFile);
// FIXME: We shouldn't have to pass the DashX option around here
InputKind DashX = Res.getFrontendOpts().DashX;
ParseTargetArgs(Res.getTargetOpts(), Args, Diags);
ParseTargetArgs(Res, Res.getTargetOpts(), Args, Diags);
llvm::Triple T(Res.getTargetOpts().Triple);
ParseHeaderSearchArgs(Res, Res.getHeaderSearchOpts(), Args, Diags,
Res.getFileSystemOpts().WorkingDir);
@ -4456,6 +4513,7 @@ void CompilerInvocation::generateCC1CommandLine(
GenerateAnalyzerArgs(*AnalyzerOpts, Args, SA);
GenerateFrontendArgs(FrontendOpts, Args, SA, LangOpts->IsHeaderFile);
GenerateTargetArgs(*TargetOpts, Args, SA);
GenerateHeaderSearchArgs(*HeaderSearchOpts, Args, SA);
GenerateLangArgs(*LangOpts, Args, SA, T);
GenerateCodeGenArgs(CodeGenOpts, Args, SA, T, FrontendOpts.OutputFile,