You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
122 lines
4.3 KiB
122 lines
4.3 KiB
//===--- Sparc.cpp - Tools Implementations ----------------------*- 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
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "Sparc.h"
|
|
#include "clang/Driver/Driver.h"
|
|
#include "clang/Driver/DriverDiagnostic.h"
|
|
#include "clang/Driver/Options.h"
|
|
#include "llvm/ADT/StringSwitch.h"
|
|
#include "llvm/Option/ArgList.h"
|
|
|
|
using namespace clang::driver;
|
|
using namespace clang::driver::tools;
|
|
using namespace clang;
|
|
using namespace llvm::opt;
|
|
|
|
const char *sparc::getSparcAsmModeForCPU(StringRef Name,
|
|
const llvm::Triple &Triple) {
|
|
if (Triple.getArch() == llvm::Triple::sparcv9) {
|
|
const char *DefV9CPU;
|
|
|
|
if (Triple.isOSLinux() || Triple.isOSFreeBSD() || Triple.isOSOpenBSD())
|
|
DefV9CPU = "-Av9a";
|
|
else
|
|
DefV9CPU = "-Av9";
|
|
|
|
return llvm::StringSwitch<const char *>(Name)
|
|
.Case("niagara", "-Av9b")
|
|
.Case("niagara2", "-Av9b")
|
|
.Case("niagara3", "-Av9d")
|
|
.Case("niagara4", "-Av9d")
|
|
.Default(DefV9CPU);
|
|
} else {
|
|
return llvm::StringSwitch<const char *>(Name)
|
|
.Case("v8", "-Av8")
|
|
.Case("supersparc", "-Av8")
|
|
.Case("sparclite", "-Asparclite")
|
|
.Case("f934", "-Asparclite")
|
|
.Case("hypersparc", "-Av8")
|
|
.Case("sparclite86x", "-Asparclite")
|
|
.Case("sparclet", "-Asparclet")
|
|
.Case("tsc701", "-Asparclet")
|
|
.Case("v9", "-Av8plus")
|
|
.Case("ultrasparc", "-Av8plus")
|
|
.Case("ultrasparc3", "-Av8plus")
|
|
.Case("niagara", "-Av8plusb")
|
|
.Case("niagara2", "-Av8plusb")
|
|
.Case("niagara3", "-Av8plusd")
|
|
.Case("niagara4", "-Av8plusd")
|
|
.Case("ma2100", "-Aleon")
|
|
.Case("ma2150", "-Aleon")
|
|
.Case("ma2155", "-Aleon")
|
|
.Case("ma2450", "-Aleon")
|
|
.Case("ma2455", "-Aleon")
|
|
.Case("ma2x5x", "-Aleon")
|
|
.Case("ma2080", "-Aleon")
|
|
.Case("ma2085", "-Aleon")
|
|
.Case("ma2480", "-Aleon")
|
|
.Case("ma2485", "-Aleon")
|
|
.Case("ma2x8x", "-Aleon")
|
|
.Case("myriad2", "-Aleon")
|
|
.Case("myriad2.1", "-Aleon")
|
|
.Case("myriad2.2", "-Aleon")
|
|
.Case("myriad2.3", "-Aleon")
|
|
.Case("leon2", "-Av8")
|
|
.Case("at697e", "-Av8")
|
|
.Case("at697f", "-Av8")
|
|
.Case("leon3", "-Aleon")
|
|
.Case("ut699", "-Av8")
|
|
.Case("gr712rc", "-Aleon")
|
|
.Case("leon4", "-Aleon")
|
|
.Case("gr740", "-Aleon")
|
|
.Default("-Av8");
|
|
}
|
|
}
|
|
|
|
sparc::FloatABI sparc::getSparcFloatABI(const Driver &D,
|
|
const ArgList &Args) {
|
|
sparc::FloatABI ABI = sparc::FloatABI::Invalid;
|
|
if (Arg *A = Args.getLastArg(clang::driver::options::OPT_msoft_float,
|
|
options::OPT_mhard_float,
|
|
options::OPT_mfloat_abi_EQ)) {
|
|
if (A->getOption().matches(clang::driver::options::OPT_msoft_float))
|
|
ABI = sparc::FloatABI::Soft;
|
|
else if (A->getOption().matches(options::OPT_mhard_float))
|
|
ABI = sparc::FloatABI::Hard;
|
|
else {
|
|
ABI = llvm::StringSwitch<sparc::FloatABI>(A->getValue())
|
|
.Case("soft", sparc::FloatABI::Soft)
|
|
.Case("hard", sparc::FloatABI::Hard)
|
|
.Default(sparc::FloatABI::Invalid);
|
|
if (ABI == sparc::FloatABI::Invalid &&
|
|
!StringRef(A->getValue()).empty()) {
|
|
D.Diag(clang::diag::err_drv_invalid_mfloat_abi) << A->getAsString(Args);
|
|
ABI = sparc::FloatABI::Hard;
|
|
}
|
|
}
|
|
}
|
|
|
|
// If unspecified, choose the default based on the platform.
|
|
// Only the hard-float ABI on Sparc is standardized, and it is the
|
|
// default. GCC also supports a nonstandard soft-float ABI mode, also
|
|
// implemented in LLVM. However as this is not standard we set the default
|
|
// to be hard-float.
|
|
if (ABI == sparc::FloatABI::Invalid) {
|
|
ABI = sparc::FloatABI::Hard;
|
|
}
|
|
|
|
return ABI;
|
|
}
|
|
|
|
void sparc::getSparcTargetFeatures(const Driver &D, const ArgList &Args,
|
|
std::vector<StringRef> &Features) {
|
|
sparc::FloatABI FloatABI = sparc::getSparcFloatABI(D, Args);
|
|
if (FloatABI == sparc::FloatABI::Soft)
|
|
Features.push_back("+soft-float");
|
|
}
|