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Factor out parts of InitializeCompileOptions that depend on the LangOptions. 

llvm-svn: 86696
This commit is contained in:
Daniel Dunbar 2009-11-10 18:47:35 +00:00
parent b9415c7d9a
commit ef2919f1fa
1 changed files with 16 additions and 6 deletions
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22
clang/tools/clang-cc/clang-cc.cpp
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@ -1299,7 +1299,6 @@ static void ComputeFeatureMap(TargetInfo &Target,
}
static void InitializeCompileOptions(CompileOptions &Opts,
const LangOptions &LangOpts,
const llvm::StringMap<bool> &Features) {
using namespace codegenoptions;
Opts.OptimizeSize = OptSize;
@ -1314,7 +1313,7 @@ static void InitializeCompileOptions(CompileOptions &Opts,
: CompileOptions::OnlyAlwaysInlining;
Opts.UnrollLoops = (Opts.OptimizationLevel > 1 && !OptSize);
Opts.SimplifyLibCalls = !LangOpts.NoBuiltin;
Opts.SimplifyLibCalls = 1;
#ifdef NDEBUG
Opts.VerifyModule = 0;
@ -1331,7 +1330,7 @@ static void InitializeCompileOptions(CompileOptions &Opts,
Opts.Features.push_back(Name);
}
Opts.NoCommon = NoCommon | LangOpts.CPlusPlus;
Opts.NoCommon = NoCommon;
// Handle -ftime-report.
Opts.TimePasses = TimeReport;
@ -1342,6 +1341,14 @@ static void InitializeCompileOptions(CompileOptions &Opts,
Opts.MergeAllConstants = !NoMergeConstants;
}
static void FinalizeCompileOptions(CompileOptions &Opts,
const LangOptions &Lang) {
if (Lang.NoBuiltin)
Opts.SimplifyLibCalls = 0;
if (Lang.CPlusPlus)
Opts.NoCommon = 1;
}
//===----------------------------------------------------------------------===//
// Fix-It Options
//===----------------------------------------------------------------------===//
@ -2157,6 +2164,10 @@ static void ConstructCompilerInvocation(CompilerInvocation &Opts,
// Compute the feature set, which may effect the language.
ComputeFeatureMap(Target, Opts.getTargetFeatures());
// Initialize backend options, which may also be used to key some language
// options.
InitializeCompileOptions(Opts.getCompileOpts(), Opts.getTargetFeatures());
// Initialize language options.
LangOptions LangInfo;
@ -2174,9 +2185,8 @@ static void ConstructCompilerInvocation(CompilerInvocation &Opts,
// Initialize the other preprocessor options.
InitializePreprocessorOptions(Opts.getPreprocessorOpts());
// Initialize backend options.
InitializeCompileOptions(Opts.getCompileOpts(), Opts.getLangOpts(),
Opts.getTargetFeatures());
// Finalize, some code generation options.
FinalizeCompileOptions(Opts.getCompileOpts(), Opts.getLangOpts());
}
int main(int argc, char **argv) {