| //===--- SystemZ.cpp - SystemZ Helpers for Tools ----------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "SystemZ.h" |
| #include "clang/Driver/Options.h" |
| #include "llvm/Option/ArgList.h" |
| |
| using namespace clang::driver; |
| using namespace clang::driver::tools; |
| using namespace clang; |
| using namespace llvm::opt; |
| |
| const char *systemz::getSystemZTargetCPU(const ArgList &Args) { |
| if (const Arg *A = Args.getLastArg(clang::driver::options::OPT_march_EQ)) |
| return A->getValue(); |
| return "z10"; |
| } |
| |
| void systemz::getSystemZTargetFeatures(const ArgList &Args, |
| std::vector<llvm::StringRef> &Features) { |
| // -m(no-)htm overrides use of the transactional-execution facility. |
| if (Arg *A = Args.getLastArg(options::OPT_mhtm, options::OPT_mno_htm)) { |
| if (A->getOption().matches(options::OPT_mhtm)) |
| Features.push_back("+transactional-execution"); |
| else |
| Features.push_back("-transactional-execution"); |
| } |
| // -m(no-)vx overrides use of the vector facility. |
| if (Arg *A = Args.getLastArg(options::OPT_mvx, options::OPT_mno_vx)) { |
| if (A->getOption().matches(options::OPT_mvx)) |
| Features.push_back("+vector"); |
| else |
| Features.push_back("-vector"); |
| } |
| } |