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Add all options needed to support -fapple-kext. wip. 

llvm-svn: 122987
This commit is contained in:
Fariborz Jahanian 2011-01-07 01:05:02 +00:00
parent dd47216cc4
commit a4cfff87b9
5 changed files with 33 additions and 4 deletions
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2
clang/include/clang/Basic/LangOptions.h
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@ -45,6 +45,7 @@ public:
unsigned ObjCNonFragileABI : 1; // Objective-C modern abi enabled
unsigned ObjCNonFragileABI2 : 1; // Objective-C enhanced modern abi enabled
unsigned ObjCDefaultSynthProperties : 1; // Objective-C auto-synthesized properties.
unsigned AppleKext : 1; // Allow apple kext features.
unsigned PascalStrings : 1; // Allow Pascal strings
unsigned WritableStrings : 1; // Allow writable strings
@ -156,6 +157,7 @@ public:
GNUMode = GNUKeywords = ImplicitInt = Digraphs = 0;
HexFloats = 0;
GC = ObjC1 = ObjC2 = ObjCNonFragileABI = ObjCNonFragileABI2 = 0;
AppleKext = 0;
ObjCDefaultSynthProperties = 0;
NoConstantCFStrings = 0; InlineVisibilityHidden = 0;
C99 = Microsoft = Borland = CPlusPlus = CPlusPlus0x = 0;

2
clang/include/clang/Driver/CC1Options.td
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@ -461,6 +461,8 @@ def fobjc_gc : Flag<"-fobjc-gc">,
HelpText<"Enable Objective-C garbage collection">;
def fobjc_gc_only : Flag<"-fobjc-gc-only">,
HelpText<"Use GC exclusively for Objective-C related memory management">;
def fapple_kext : Flag<"-fapple-kext">,
HelpText<"Use apple's kext abi">;
def fobjc_dispatch_method_EQ : Joined<"-fobjc-dispatch-method=">,
HelpText<"Objective-C dispatch method to use">;
def fobjc_default_synthesize_properties : Flag<"-fobjc-default-synthesize-properties">,

18
clang/lib/Driver/Tools.cpp
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@ -1284,6 +1284,9 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
}
}
if (Args.getLastArg(options::OPT_fapple_kext))
CmdArgs.push_back("-fapple-kext");
Args.AddLastArg(CmdArgs, options::OPT_fno_show_column);
Args.AddLastArg(CmdArgs, options::OPT_fobjc_sender_dependent_dispatch);
Args.AddLastArg(CmdArgs, options::OPT_fdiagnostics_print_source_range_info);
@ -1321,8 +1324,14 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
// Forward -f options with positive and negative forms; we translate
// these by hand.
if (Args.hasArg(options::OPT_mkernel)) {
if (!Args.hasArg(options::OPT_fapple_kext))
CmdArgs.push_back("-fapple-kext");
if (!Args.hasArg(options::OPT_fbuiltin))
CmdArgs.push_back("-fno-builtin");
}
// -fbuiltin is default.
if (!Args.hasFlag(options::OPT_fbuiltin, options::OPT_fno_builtin))
else if (!Args.hasFlag(options::OPT_fbuiltin, options::OPT_fno_builtin))
CmdArgs.push_back("-fno-builtin");
if (!Args.hasFlag(options::OPT_fassume_sane_operator_new,
@ -1520,8 +1529,13 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
false))
CmdArgs.push_back("-fpascal-strings");
if (Args.hasArg(options::OPT_mkernel) ||
Args.hasArg(options::OPT_fapple_kext)) {
if (!Args.hasArg(options::OPT_fcommon))
CmdArgs.push_back("-fno-common");
}
// -fcommon is default, only pass non-default.
if (!Args.hasFlag(options::OPT_fcommon, options::OPT_fno_common))
else if (!Args.hasFlag(options::OPT_fcommon, options::OPT_fno_common))
CmdArgs.push_back("-fno-common");
// -fsigned-bitfields is default, and clang doesn't yet support

5
clang/lib/Frontend/CompilerInvocation.cpp
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@ -639,6 +639,9 @@ static void LangOptsToArgs(const LangOptions &Opts,
Res.push_back("-fobjc-gc-only");
}
}
if (Opts.AppleKext)
Res.push_back("-fapple-kext");
if (Opts.getVisibilityMode() != DefaultVisibility) {
Res.push_back("-fvisibility");
if (Opts.getVisibilityMode() == HiddenVisibility) {
@ -1352,6 +1355,8 @@ static void ParseLangArgs(LangOptions &Opts, ArgList &Args, InputKind IK,
else if (Args.hasArg(OPT_fobjc_gc))
Opts.setGCMode(LangOptions::HybridGC);
if (Args.hasArg(OPT_fapple_kext))
Opts.AppleKext = 1;
if (Args.hasArg(OPT_print_ivar_layout))
Opts.ObjCGCBitmapPrint = 1;
if (Args.hasArg(OPT_fno_constant_cfstrings))

6
clang/test/Driver/apple-kext-mkernel.c Normal file
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@ -0,0 +1,6 @@
// RUN: %clang -ccc-host-triple x86_64-apple-darwin10 -mkernel -### -fsyntax-only %s 2> %t
// RUN grep "-disable-red-zone" %t
// RUN grep "-fapple-kext" %t
// RUN grep "-fno-builtin" %t
// RUN grep "-fno-rtti" %t
// RUN grep "-fno-common" %t