forked from OSchip/llvm-project
99 lines
2.9 KiB
C++
99 lines
2.9 KiB
C++
//===--- BPF.h - Declare BPF target feature support -------------*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file declares BPF TargetInfo objects.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_CLANG_LIB_BASIC_TARGETS_BPF_H
|
|
#define LLVM_CLANG_LIB_BASIC_TARGETS_BPF_H
|
|
|
|
#include "clang/Basic/TargetInfo.h"
|
|
#include "clang/Basic/TargetOptions.h"
|
|
#include "llvm/ADT/Triple.h"
|
|
#include "llvm/Support/Compiler.h"
|
|
|
|
namespace clang {
|
|
namespace targets {
|
|
|
|
class LLVM_LIBRARY_VISIBILITY BPFTargetInfo : public TargetInfo {
|
|
public:
|
|
BPFTargetInfo(const llvm::Triple &Triple, const TargetOptions &)
|
|
: TargetInfo(Triple) {
|
|
LongWidth = LongAlign = PointerWidth = PointerAlign = 64;
|
|
SizeType = UnsignedLong;
|
|
PtrDiffType = SignedLong;
|
|
IntPtrType = SignedLong;
|
|
IntMaxType = SignedLong;
|
|
Int64Type = SignedLong;
|
|
RegParmMax = 5;
|
|
if (Triple.getArch() == llvm::Triple::bpfeb) {
|
|
resetDataLayout("E-m:e-p:64:64-i64:64-n32:64-S128");
|
|
} else {
|
|
resetDataLayout("e-m:e-p:64:64-i64:64-n32:64-S128");
|
|
}
|
|
MaxAtomicPromoteWidth = 64;
|
|
MaxAtomicInlineWidth = 64;
|
|
TLSSupported = false;
|
|
}
|
|
|
|
void getTargetDefines(const LangOptions &Opts,
|
|
MacroBuilder &Builder) const override;
|
|
|
|
bool hasFeature(StringRef Feature) const override {
|
|
return Feature == "bpf" || Feature == "alu32";
|
|
}
|
|
|
|
void setFeatureEnabled(llvm::StringMap<bool> &Features, StringRef Name,
|
|
bool Enabled) const override {
|
|
Features[Name] = Enabled;
|
|
}
|
|
|
|
ArrayRef<Builtin::Info> getTargetBuiltins() const override { return None; }
|
|
|
|
const char *getClobbers() const override { return ""; }
|
|
|
|
BuiltinVaListKind getBuiltinVaListKind() const override {
|
|
return TargetInfo::VoidPtrBuiltinVaList;
|
|
}
|
|
|
|
ArrayRef<const char *> getGCCRegNames() const override { return None; }
|
|
|
|
bool validateAsmConstraint(const char *&Name,
|
|
TargetInfo::ConstraintInfo &info) const override {
|
|
return true;
|
|
}
|
|
|
|
ArrayRef<TargetInfo::GCCRegAlias> getGCCRegAliases() const override {
|
|
return None;
|
|
}
|
|
|
|
CallingConvCheckResult checkCallingConvention(CallingConv CC) const override {
|
|
switch (CC) {
|
|
default:
|
|
return CCCR_Warning;
|
|
case CC_C:
|
|
case CC_OpenCLKernel:
|
|
return CCCR_OK;
|
|
}
|
|
}
|
|
|
|
bool isValidCPUName(StringRef Name) const override;
|
|
|
|
void fillValidCPUList(SmallVectorImpl<StringRef> &Values) const override;
|
|
|
|
bool setCPU(const std::string &Name) override {
|
|
StringRef CPUName(Name);
|
|
return isValidCPUName(CPUName);
|
|
}
|
|
};
|
|
} // namespace targets
|
|
} // namespace clang
|
|
#endif // LLVM_CLANG_LIB_BASIC_TARGETS_BPF_H
|