Initial patch by Kyle Evans.
Fix PR43596
llvm-svn: 374154
// Select the MIPS float ABI as determined by -msoft-float, -mhard-float,
// and -mfloat-abi=.
-mips::FloatABI mips::getMipsFloatABI(const Driver &D, const ArgList &Args) {
+mips::FloatABI mips::getMipsFloatABI(const Driver &D, const ArgList &Args,
+ const llvm::Triple &Triple) {
mips::FloatABI ABI = mips::FloatABI::Invalid;
if (Arg *A =
Args.getLastArg(options::OPT_msoft_float, options::OPT_mhard_float,
// If unspecified, choose the default based on the platform.
if (ABI == mips::FloatABI::Invalid) {
- // Assume "hard", because it's a default value used by gcc.
- // When we start to recognize specific target MIPS processors,
- // we will be able to select the default more correctly.
- ABI = mips::FloatABI::Hard;
+ if (Triple.isOSFreeBSD()) {
+ // For FreeBSD, assume "soft" on all flavors of MIPS.
+ ABI = mips::FloatABI::Soft;
+ } else {
+ // Assume "hard", because it's a default value used by gcc.
+ // When we start to recognize specific target MIPS processors,
+ // we will be able to select the default more correctly.
+ ABI = mips::FloatABI::Hard;
+ }
}
assert(ABI != mips::FloatABI::Invalid && "must select an ABI");
Features.push_back("-xgot");
}
- mips::FloatABI FloatABI = mips::getMipsFloatABI(D, Args);
+ mips::FloatABI FloatABI = mips::getMipsFloatABI(D, Args, Triple);
if (FloatABI == mips::FloatABI::Soft) {
// FIXME: Note, this is a hack. We need to pass the selected float
// mode to the MipsTargetInfoBase to define appropriate macros there.
const llvm::opt::ArgList &Args,
std::vector<StringRef> &Features);
StringRef getGnuCompatibleMipsABIName(StringRef ABI);
-mips::FloatABI getMipsFloatABI(const Driver &D, const llvm::opt::ArgList &Args);
+mips::FloatABI getMipsFloatABI(const Driver &D, const llvm::opt::ArgList &Args,
+ const llvm::Triple &Triple);
std::string getMipsABILibSuffix(const llvm::opt::ArgList &Args,
const llvm::Triple &Triple);
bool hasMipsAbiArg(const llvm::opt::ArgList &Args, const char *Value);
CmdArgs.push_back("-target-abi");
CmdArgs.push_back(ABIName.data());
- mips::FloatABI ABI = mips::getMipsFloatABI(D, Args);
+ mips::FloatABI ABI = mips::getMipsFloatABI(D, Args, Triple);
if (ABI == mips::FloatABI::Soft) {
// Floating point operations and argument passing are soft.
CmdArgs.push_back("-msoft-float");
A->render(Args, CmdArgs);
} else if (mips::shouldUseFPXX(
Args, getToolChain().getTriple(), CPUName, ABIName,
- mips::getMipsFloatABI(getToolChain().getDriver(), Args)))
+ mips::getMipsFloatABI(getToolChain().getDriver(), Args,
+ getToolChain().getTriple())))
CmdArgs.push_back("-mfpxx");
// Pass on -mmips16 or -mno-mips16. However, the assembler equivalent of
// RUN: | FileCheck --check-prefix=CHECK-DEF %s
// CHECK-DEF: "-mfloat-abi" "hard"
//
+// Default on FreeBSD
+// RUN: %clang -c %s -### -o %t.o 2>&1 \
+// RUN: -target mips-freebsd12 \
+// RUN: | FileCheck --check-prefix=DEF-FREEBSD %s
+// DEF-FREEBSD: "-target-feature" "+soft-float"
+// DEF-FREEBSD: "-msoft-float"
+// DEF-FREEBSD: "-mfloat-abi" "soft"
+//
// -mhard-float
// RUN: %clang -c %s -### -o %t.o 2>&1 \
// RUN: -target mips-linux-gnu -mhard-float \