Fangrui Song 7370b9c8ea [Driver] Reject -march= for ppc
Clang -march= for ppc triples currently leads to an
-Wunused-command-line-argument warning but GCC rejects -march=.

    error: unrecognized command-line option ‘-march=xxx’

Let's reject -march= as well similar to the Sparc change D130273.

Close https://github.com/llvm/llvm-project/issues/57587

Reviewed By: #powerpc, nemanjai

Differential Revision: https://reviews.llvm.org/D145141
2023-03-06 09:16:57 -08:00

56 lines
1.7 KiB
C++

//===--- PPC.h - PPC-specific Tool Helpers ----------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_ARCH_PPC_H
#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_ARCH_PPC_H
#include "clang/Driver/Driver.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Option/Option.h"
#include <string>
#include <vector>
namespace clang {
namespace driver {
namespace tools {
namespace ppc {
bool hasPPCAbiArg(const llvm::opt::ArgList &Args, const char *Value);
enum class FloatABI {
Invalid,
Soft,
Hard,
};
enum class ReadGOTPtrMode {
Bss,
SecurePlt,
};
FloatABI getPPCFloatABI(const Driver &D, const llvm::opt::ArgList &Args);
std::string getPPCTargetCPU(const Driver &D, const llvm::opt::ArgList &Args,
const llvm::Triple &T);
std::string getPPCTuneCPU(const llvm::opt::ArgList &Args,
const llvm::Triple &T);
const char *getPPCAsmModeForCPU(StringRef Name);
ReadGOTPtrMode getPPCReadGOTPtrMode(const Driver &D, const llvm::Triple &Triple,
const llvm::opt::ArgList &Args);
void getPPCTargetFeatures(const Driver &D, const llvm::Triple &Triple,
const llvm::opt::ArgList &Args,
std::vector<llvm::StringRef> &Features);
} // end namespace ppc
} // end namespace target
} // end namespace driver
} // end namespace clang
#endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_ARCH_PPC_H