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Refactor PS4OSTargetInfo into a base class and PS4 subclass; prep for PS5

This commit is contained in:
Paul Robinson 2022-06-01 08:53:26 -07:00
parent e9d05cc7d8
commit 5d005d8256
1 changed files with 38 additions and 24 deletions
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62
clang/lib/Basic/Targets/OSTargets.h
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@ -541,8 +541,9 @@ public:
}
};
// Common base class for PS4/PS5 targets.
template <typename Target>
class LLVM_LIBRARY_VISIBILITY PS4OSTargetInfo : public OSTargetInfo<Target> {
class LLVM_LIBRARY_VISIBILITY PSOSTargetInfo : public OSTargetInfo<Target> {
protected:
void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
MacroBuilder &Builder) const override {
@ -552,34 +553,47 @@ protected:
DefineStd(Builder, "unix", Opts);
Builder.defineMacro("__ELF__");
Builder.defineMacro("__SCE__");
}
public:
PSOSTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
: OSTargetInfo<Target>(Triple, Opts) {
this->WCharType = TargetInfo::UnsignedShort;
// On PS4/PS5, TLS variable cannot be aligned to more than 32 bytes (256
// bits).
this->MaxTLSAlign = 256;
// On PS4/PS5, do not honor explicit bit field alignment,
// as in "__attribute__((aligned(2))) int b : 1;".
this->UseExplicitBitFieldAlignment = false;
this->MCountName = ".mcount";
this->NewAlign = 256;
this->SuitableAlign = 256;
}
TargetInfo::CallingConvCheckResult
checkCallingConvention(CallingConv CC) const override {
return (CC == CC_C) ? TargetInfo::CCCR_OK : TargetInfo::CCCR_Error;
}
};
// PS4 Target
template <typename Target>
class LLVM_LIBRARY_VISIBILITY PS4OSTargetInfo : public PSOSTargetInfo<Target> {
protected:
void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
MacroBuilder &Builder) const override {
// Start with base class defines.
PSOSTargetInfo<Target>::getOSDefines(Opts, Triple, Builder);
Builder.defineMacro("__ORBIS__");
}
public:
PS4OSTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
: OSTargetInfo<Target>(Triple, Opts) {
this->WCharType = TargetInfo::UnsignedShort;
// On PS4, TLS variable cannot be aligned to more than 32 bytes (256 bits).
this->MaxTLSAlign = 256;
// On PS4, do not honor explicit bit field alignment,
// as in "__attribute__((aligned(2))) int b : 1;".
this->UseExplicitBitFieldAlignment = false;
switch (Triple.getArch()) {
default:
case llvm::Triple::x86_64:
this->MCountName = ".mcount";
this->NewAlign = 256;
this->SuitableAlign = 256;
break;
}
}
TargetInfo::CallingConvCheckResult
checkCallingConvention(CallingConv CC) const override {
return (CC == CC_C) ? TargetInfo::CCCR_OK : TargetInfo::CCCR_Error;
}
: PSOSTargetInfo<Target>(Triple, Opts) {}
};
// RTEMS Target