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[llvm-mca] Hide unrelated flags from the -help output.

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llvm-svn: 332615
This commit is contained in:
Andrea Di Biagio 2018-05-17 15:35:14 +00:00
parent 0ffa761a67
commit f5e3a66963
1 changed files with 35 additions and 23 deletions
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58
tools/llvm-mca/llvm-mca.cpp
View File

@ -53,47 +53,52 @@
using namespace llvm;
static llvm::cl::OptionCategory ViewOptions("View Options");
static cl::OptionCategory ToolOptions("Tool Options");
static cl::OptionCategory ViewOptions("View Options");
static cl::opt<std::string>
InputFilename(cl::Positional, cl::desc("<input file>"), cl::init("-"));
static cl::opt<std::string> InputFilename(cl::Positional,
cl::desc("<input file>"),
cl::cat(ToolOptions), cl::init("-"));
static cl::opt<std::string> OutputFilename("o", cl::desc("Output filename"),
cl::init("-"),
cl::init("-"), cl::cat(ToolOptions),
cl::value_desc("filename"));
static cl::opt<std::string>
ArchName("march", cl::desc("Target arch to assemble for, "
"see -version for available targets"));
ArchName("march",
cl::desc("Target arch to assemble for, "
"see -version for available targets"),
cl::cat(ToolOptions));
static cl::opt<std::string>
TripleName("mtriple", cl::desc("Target triple to assemble for, "
"see -version for available targets"));
TripleName("mtriple",
cl::desc("Target triple to assemble for, "
"see -version for available targets"),
cl::cat(ToolOptions));
static cl::opt<std::string>
MCPU("mcpu",
cl::desc("Target a specific cpu type (-mcpu=help for details)"),
cl::value_desc("cpu-name"), cl::init("native"));
cl::value_desc("cpu-name"), cl::cat(ToolOptions), cl::init("native"));
static cl::opt<int>
OutputAsmVariant("output-asm-variant",
cl::desc("Syntax variant to use for output printing"),
cl::init(-1));
cl::cat(ToolOptions), cl::init(-1));
static cl::opt<unsigned> Iterations("iterations",
cl::desc("Number of iterations to run"),
cl::init(0));
cl::cat(ToolOptions), cl::init(0));
static cl::opt<unsigned> DispatchWidth(
"dispatch",
cl::desc("Dispatch Width. By default it is set equal to IssueWidth"),
cl::init(0));
static cl::opt<unsigned>
DispatchWidth("dispatch", cl::desc("Override the processor dispatch width"),
cl::cat(ToolOptions), cl::init(0));
static cl::opt<unsigned>
RegisterFileSize("register-file-size",
cl::desc("Maximum number of temporary registers which can "
"be used for register mappings"),
cl::init(0));
cl::cat(ToolOptions), cl::init(0));
static cl::opt<bool>
PrintRegisterFileStats("register-file-stats",
@ -133,21 +138,25 @@ static cl::opt<unsigned> TimelineMaxCycles(
"Maximum number of cycles in the timeline view. Defaults to 80 cycles"),
cl::cat(ViewOptions), cl::init(80));
static cl::opt<bool> AssumeNoAlias(
"noalias",
cl::desc("If set, it assumes that loads and stores do not alias"),
cl::init(true));
static cl::opt<bool>
AssumeNoAlias("noalias",
cl::desc("If set, assume that loads and stores do not alias"),
cl::cat(ToolOptions), cl::init(true));
static cl::opt<unsigned>
LoadQueueSize("lqueue", cl::desc("Size of the load queue"), cl::init(0));
LoadQueueSize("lqueue",
cl::desc("Size of the load queue (unbound by default)"),
cl::cat(ToolOptions), cl::init(0));
static cl::opt<unsigned>
StoreQueueSize("squeue", cl::desc("Size of the store queue"), cl::init(0));
StoreQueueSize("squeue",
cl::desc("Size of the store queue (unbound by default)"),
cl::cat(ToolOptions), cl::init(0));
static cl::opt<bool>
PrintInstructionTables("instruction-tables",
cl::desc("Print instruction tables"),
cl::init(false));
cl::cat(ToolOptions), cl::init(false));
static cl::opt<bool> PrintInstructionInfoView(
"instruction-info",
@ -319,9 +328,12 @@ int main(int argc, char **argv) {
// Enable printing of available targets when flag --version is specified.
cl::AddExtraVersionPrinter(TargetRegistry::printRegisteredTargetsForVersion);
cl::HideUnrelatedOptions({&ToolOptions, &ViewOptions});
// Parse flags and initialize target options.
cl::ParseCommandLineOptions(argc, argv,
"llvm machine code performance analyzer.\n");
MCTargetOptions MCOptions;
MCOptions.PreserveAsmComments = false;