diff options
Diffstat (limited to 'llvm/tools/llvm-mca/llvm-mca.cpp')
-rw-r--r-- | llvm/tools/llvm-mca/llvm-mca.cpp | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/llvm/tools/llvm-mca/llvm-mca.cpp b/llvm/tools/llvm-mca/llvm-mca.cpp index 409de283e5a1..6f7b74fd11ec 100644 --- a/llvm/tools/llvm-mca/llvm-mca.cpp +++ b/llvm/tools/llvm-mca/llvm-mca.cpp @@ -92,9 +92,10 @@ static cl::opt<std::string> cl::desc("Target a specific cpu type (-mcpu=help for details)"), cl::value_desc("cpu-name"), cl::cat(ToolOptions), cl::init("native")); -static cl::opt<std::string> MATTR("mattr", - cl::desc("Additional target features."), - cl::cat(ToolOptions)); +static cl::list<std::string> + MATTRS("mattr", cl::CommaSeparated, + cl::desc("Target specific attributes (-mattr=help for details)"), + cl::value_desc("a1,+a2,-a3,..."), cl::cat(ToolOptions)); static cl::opt<bool> PrintJson("json", cl::desc("Print the output in json format"), @@ -346,8 +347,17 @@ int main(int argc, char **argv) { if (MCPU == "native") MCPU = std::string(llvm::sys::getHostCPUName()); + // Package up features to be passed to target/subtarget + std::string FeaturesStr; + if (MATTRS.size()) { + SubtargetFeatures Features; + for (std::string &MAttr : MATTRS) + Features.AddFeature(MAttr); + FeaturesStr = Features.getString(); + } + std::unique_ptr<MCSubtargetInfo> STI( - TheTarget->createMCSubtargetInfo(TripleName, MCPU, MATTR)); + TheTarget->createMCSubtargetInfo(TripleName, MCPU, FeaturesStr)); assert(STI && "Unable to create subtarget info!"); if (!STI->isCPUStringValid(MCPU)) return 1; |