- // a table of all Alpha intrinsic functions
- struct {
- std::string name; // The name of the intrinsic
- unsigned id; // Its ID number
- } alpha_intrinsics[] = {
- { "llvm.alpha.ctlz", LLVMIntrinsic::alpha_ctlz },
- { "llvm.alpha.cttz", LLVMIntrinsic::alpha_cttz },
- { "llvm.alpha.ctpop", LLVMIntrinsic::alpha_ctpop },
- { "llvm.alpha.umulh", LLVMIntrinsic::alpha_umulh },
- { "llvm.alpha.vecop", LLVMIntrinsic::alpha_vecop },
- { "llvm.alpha.pup", LLVMIntrinsic::alpha_pup },
- { "llvm.alpha.bytezap", LLVMIntrinsic::alpha_bytezap },
- { "llvm.alpha.bytemanip", LLVMIntrinsic::alpha_bytemanip },
- { "llvm.alpha.dfp_bop", LLVMIntrinsic::alpha_dfpbop },
- { "llvm.alpha.dfp_uop", LLVMIntrinsic::alpha_dfpuop },
- { "llvm.alpha.unordered", LLVMIntrinsic::alpha_unordered },
- { "llvm.alpha.uqtodfp", LLVMIntrinsic::alpha_uqtodfp },
- { "llvm.alpha.uqtosfp", LLVMIntrinsic::alpha_uqtosfp },
- { "llvm.alpha.dfptosq", LLVMIntrinsic::alpha_dfptosq },
- { "llvm.alpha.sfptosq", LLVMIntrinsic::alpha_sfptosq },
- };
- const unsigned num_alpha_intrinsics =
- sizeof(alpha_intrinsics) / sizeof(*alpha_intrinsics);
-
- switch (getName()[5]) {
- case 'a':
- if (getName().size() > 11 &&
- std::string(getName().begin()+4, getName().begin()+11) == ".alpha.")
- for (unsigned i = 0; i < num_alpha_intrinsics; ++i)
- if (getName() == alpha_intrinsics[i].name)
- return alpha_intrinsics[i].id;
- break;
- case 'l':
- if (getName() == "llvm.longjmp") return LLVMIntrinsic::longjmp;
- break;
- case 's':
- if (getName() == "llvm.setjmp") return LLVMIntrinsic::setjmp;
- if (getName() == "llvm.sigsetjmp") return LLVMIntrinsic::sigsetjmp;
- if (getName() == "llvm.siglongjmp") return LLVMIntrinsic::siglongjmp;
- break;
- case 'v':
- if (getName() == "llvm.va_copy") return LLVMIntrinsic::va_copy;
- if (getName() == "llvm.va_end") return LLVMIntrinsic::va_end;
- if (getName() == "llvm.va_start") return LLVMIntrinsic::va_start;
- break;
- }
- // The "llvm." namespace is reserved!
- assert(0 && "Unknown LLVM intrinsic function!");
- return 0;
-}