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Integrated-As: Support -Wa,-L when using the integrated assembler. 

llvm-svn: 128433
This commit is contained in:
Daniel Dunbar 2011-03-28 22:49:28 +00:00
parent 9cf7bc7a6c
commit 67919b2a5b
5 changed files with 11 additions and 5 deletions
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4
clang/include/clang/Driver/CC1Options.td
View File

@ -160,7 +160,9 @@ def backend_option : Separate<"-backend-option">,
def mregparm : Separate<"-mregparm">,
HelpText<"Limit the number of registers available for integer arguments">;
def mrelax_all : Flag<"-mrelax-all">,
HelpText<"Relax all machine instructions">;
HelpText<"(integrated-as) Relax all machine instructions">;
def msave_temp_labels : Flag<"-msave-temp-labels">,
HelpText<"(integrated-as) Save temporary labels">;
def mrtd: Flag<"-mrtd">,
HelpText<"Make StdCall calling convention the default">;
def mrelocation_model : Separate<"-mrelocation-model">,

2
clang/include/clang/Frontend/CodeGenOptions.h
View File

@ -77,6 +77,7 @@ public:
unsigned OptimizeSize : 1; /// If -Os is specified.
unsigned RelaxAll : 1; /// Relax all machine code instructions.
unsigned RelaxedAliasing : 1; /// Set when -fno-strict-aliasing is enabled.
unsigned SaveTempLabels : 1; /// Save temporary labels.
unsigned SimplifyLibCalls : 1; /// Set when -fbuiltin is enabled.
unsigned SoftFloat : 1; /// -soft-float.
unsigned TimePasses : 1; /// Set when -ftime-report is enabled.
@ -154,6 +155,7 @@ public:
OptimizeSize = 0;
RelaxAll = 0;
RelaxedAliasing = 0;
SaveTempLabels = 0;
SimplifyLibCalls = 1;
SoftFloat = 0;
TimePasses = 0;

2
clang/lib/CodeGen/BackendUtil.cpp
View File

@ -268,6 +268,8 @@ bool EmitAssemblyHelper::AddEmitPasses(BackendAction Action,
if (CodeGenOpts.RelaxAll)
TM->setMCRelaxAll(true);
if (CodeGenOpts.SaveTempLabels)
TM->setMCSaveTempLabels(true);
// Create the code generator passes.
PassManager *PM = getCodeGenPasses();

5
clang/lib/Driver/Tools.cpp
View File

@ -950,10 +950,7 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
if (Value == "-force_cpusubtype_ALL") {
// Do nothing, this is the default and we don't support anything else.
} else if (Value == "-L") {
// We don't support -L yet, but it isn't important enough to error
// on. No one should really be using it for a semantic change.
D.Diag(clang::diag::warn_drv_unsupported_option_argument)
<< A->getOption().getName() << Value;
CmdArgs.push_back("-msave-temp-labels");
} else {
D.Diag(clang::diag::err_drv_unsupported_option_argument)
<< A->getOption().getName() << Value;

3
clang/lib/Frontend/CompilerInvocation.cpp
View File

@ -197,6 +197,8 @@ static void CodeGenOptsToArgs(const CodeGenOptions &Opts,
}
if (Opts.RelaxAll)
Res.push_back("-mrelax-all");
if (Opts.SaveTempLabels)
Res.push_back("-msave-temp-labels");
if (Opts.SoftFloat)
Res.push_back("-msoft-float");
if (Opts.UnwindTables)
@ -935,6 +937,7 @@ static void ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, InputKind IK,
Opts.NumRegisterParameters = Args.getLastArgIntValue(OPT_mregparm, 0, Diags);
Opts.RelaxAll = Args.hasArg(OPT_mrelax_all);
Opts.OmitLeafFramePointer = Args.hasArg(OPT_momit_leaf_frame_pointer);
Opts.SaveTempLabels = Args.hasArg(OPT_msave_temp_labels);
Opts.SoftFloat = Args.hasArg(OPT_msoft_float);
Opts.UnsafeFPMath = Args.hasArg(OPT_cl_unsafe_math_optimizations) ||
Args.hasArg(OPT_cl_fast_relaxed_math);