1//===- IntrinsicsBPF.td - Defines BPF intrinsics -----------*- tablegen -*-===// 2// 3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4// See https://llvm.org/LICENSE.txt for license information. 5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6// 7//===----------------------------------------------------------------------===// 8// 9// This file defines all of the BPF-specific intrinsics. 10// 11//===----------------------------------------------------------------------===// 12 13// Specialized loads from packet 14let TargetPrefix = "bpf" in { // All intrinsics start with "llvm.bpf." 15 def int_bpf_load_byte : ClangBuiltin<"__builtin_bpf_load_byte">, 16 Intrinsic<[llvm_i64_ty], [llvm_ptr_ty, llvm_i64_ty], [IntrReadMem]>; 17 def int_bpf_load_half : ClangBuiltin<"__builtin_bpf_load_half">, 18 Intrinsic<[llvm_i64_ty], [llvm_ptr_ty, llvm_i64_ty], [IntrReadMem]>; 19 def int_bpf_load_word : ClangBuiltin<"__builtin_bpf_load_word">, 20 Intrinsic<[llvm_i64_ty], [llvm_ptr_ty, llvm_i64_ty], [IntrReadMem]>; 21 def int_bpf_pseudo : ClangBuiltin<"__builtin_bpf_pseudo">, 22 Intrinsic<[llvm_i64_ty], [llvm_i64_ty, llvm_i64_ty]>; 23 def int_bpf_preserve_field_info : ClangBuiltin<"__builtin_bpf_preserve_field_info">, 24 Intrinsic<[llvm_i32_ty], [llvm_anyptr_ty, llvm_i64_ty], 25 [IntrNoMem, ImmArg<ArgIndex<1>>]>; 26 def int_bpf_btf_type_id : ClangBuiltin<"__builtin_bpf_btf_type_id">, 27 Intrinsic<[llvm_i64_ty], [llvm_i32_ty, llvm_i64_ty], 28 [IntrNoMem]>; 29 def int_bpf_preserve_type_info : ClangBuiltin<"__builtin_bpf_preserve_type_info">, 30 Intrinsic<[llvm_i32_ty], [llvm_i32_ty, llvm_i64_ty], 31 [IntrNoMem]>; 32 def int_bpf_preserve_enum_value : ClangBuiltin<"__builtin_bpf_preserve_enum_value">, 33 Intrinsic<[llvm_i64_ty], [llvm_i32_ty, llvm_ptr_ty, llvm_i64_ty], 34 [IntrNoMem]>; 35 def int_bpf_passthrough : ClangBuiltin<"__builtin_bpf_passthrough">, 36 Intrinsic<[llvm_any_ty], [llvm_i32_ty, llvm_any_ty], [IntrNoMem]>; 37 def int_bpf_compare : ClangBuiltin<"__builtin_bpf_compare">, 38 Intrinsic<[llvm_i1_ty], [llvm_i32_ty, llvm_anyint_ty, llvm_anyint_ty], 39 [IntrNoMem]>; 40} 41