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Add -target-abi clang-cc option, currently unused. 

llvm-svn: 81731
This commit is contained in:
Daniel Dunbar 2009-09-14 00:02:12 +00:00
parent 40a90c8754
commit 4e97bc3ee7
3 changed files with 21 additions and 0 deletions
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1
clang/include/clang/Basic/DiagnosticFrontendKinds.td
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@ -11,6 +11,7 @@ let Component = "Frontend" in {
def err_fe_unknown_triple : Error<
"unknown target triple '%0', please use -triple or -arch">;
def err_fe_unknown_target_abi : Error<"unknown target ABI '%0'">;
def err_fe_error_reading : Error<"error reading '%0'">;
def err_fe_error_reading_stdin : Error<"error reading stdin">;
def err_fe_error_backend : Error<"error in backend: %0">, DefaultFatal;

7
clang/include/clang/Basic/TargetInfo.h
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@ -352,6 +352,13 @@ public:
llvm::StringMap<bool> &Features) const {
}
/// setABI - Use the specific ABI.
///
/// \return - False on error (invalid ABI name).
virtual bool setABI(const std::string &Name) {
return false;
}
/// setFeatureEnabled - Enable or disable a specific target feature,
/// the feature name must be valid.
///

13
clang/tools/clang-cc/clang-cc.cpp
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@ -663,6 +663,10 @@ static llvm::cl::opt<bool>
NoElideConstructors("fno-elide-constructors",
llvm::cl::desc("Disable C++ copy constructor elision"));
static llvm::cl::opt<std::string>
TargetABI("target-abi",
llvm::cl::desc("Target a particular ABI type"));
// It might be nice to add bounds to the CommandLine library directly.
struct OptLevelParser : public llvm::cl::parser<unsigned> {
@ -2242,6 +2246,15 @@ int main(int argc, char **argv) {
return 1;
}
// Set the target ABI if specified.
if (!TargetABI.empty()) {
if (!Target->setABI(TargetABI)) {
Diags.Report(FullSourceLoc(), diag::err_fe_unknown_target_abi)
<< TargetABI;
return 1;
}
}
if (!InheritanceViewCls.empty()) // C++ visualization?
ProgAction = InheritanceView;