diff options
Diffstat (limited to 'contrib/llvm/lib/Target/BPF/BPFTargetMachine.cpp')
| -rw-r--r-- | contrib/llvm/lib/Target/BPF/BPFTargetMachine.cpp | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/contrib/llvm/lib/Target/BPF/BPFTargetMachine.cpp b/contrib/llvm/lib/Target/BPF/BPFTargetMachine.cpp index 9487427..3329d5f 100644 --- a/contrib/llvm/lib/Target/BPF/BPFTargetMachine.cpp +++ b/contrib/llvm/lib/Target/BPF/BPFTargetMachine.cpp @@ -23,19 +23,24 @@ using namespace llvm; extern "C" void LLVMInitializeBPFTarget() { // Register the target. - RegisterTargetMachine<BPFTargetMachine> X(TheBPFTarget); + RegisterTargetMachine<BPFTargetMachine> X(TheBPFleTarget); + RegisterTargetMachine<BPFTargetMachine> Y(TheBPFbeTarget); + RegisterTargetMachine<BPFTargetMachine> Z(TheBPFTarget); +} + +// DataLayout: little or big endian +static std::string computeDataLayout(StringRef TT) { + if (Triple(TT).getArch() == Triple::bpfeb) + return "E-m:e-p:64:64-i64:64-n32:64-S128"; + else + return "e-m:e-p:64:64-i64:64-n32:64-S128"; } -// DataLayout --> Little-endian, 64-bit pointer/ABI/alignment -// The stack is always 8 byte aligned -// On function prologue, the stack is created by decrementing -// its pointer. Once decremented, all references are done with positive -// offset from the stack/frame pointer. BPFTargetMachine::BPFTargetMachine(const Target &T, StringRef TT, StringRef CPU, StringRef FS, const TargetOptions &Options, Reloc::Model RM, CodeModel::Model CM, CodeGenOpt::Level OL) - : LLVMTargetMachine(T, "e-m:e-p:64:64-i64:64-n32:64-S128", TT, CPU, FS, + : LLVMTargetMachine(T, computeDataLayout(TT), TT, CPU, FS, Options, RM, CM, OL), TLOF(make_unique<TargetLoweringObjectFileELF>()), Subtarget(TT, CPU, FS, *this) { |
