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Add 'native' to -C target-cpu=help

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This commit is contained in:
Matt Ickstadt 2017-09-07 20:07:16 -05:00
parent 2f1ef9ef11
commit 824fb3817c
1 changed files with 7 additions and 0 deletions
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7
src/rustllvm/PassWrapper.cpp
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@ -299,10 +299,17 @@ static size_t getLongestEntryLength(ArrayRef<SubtargetFeatureKV> Table) {
extern "C" void LLVMRustPrintTargetCPUs(LLVMTargetMachineRef TM) {
const TargetMachine *Target = unwrap(TM);
const MCSubtargetInfo *MCInfo = Target->getMCSubtargetInfo();
const Triple::ArchType HostArch = Triple(sys::getProcessTriple()).getArch();
const Triple::ArchType TargetArch = Target->getTargetTriple().getArch();
const ArrayRef<SubtargetFeatureKV> CPUTable = MCInfo->getCPUTable();
unsigned MaxCPULen = getLongestEntryLength(CPUTable);
printf("Available CPUs for this target:\n");
if (HostArch == TargetArch) {
const StringRef HostCPU = sys::getHostCPUName();
printf(" %-*s - Select the CPU of the current host (currently %.*s).\n",
MaxCPULen, "native", (int)HostCPU.size(), HostCPU.data());
}
for (auto &CPU : CPUTable)
printf(" %-*s - %s.\n", MaxCPULen, CPU.Key, CPU.Desc);
printf("\n");