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      1 //===-- llvm/BinaryFormat/Wasm.cpp -------------------------------*- C++-*-===//
      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 #include "llvm/BinaryFormat/Wasm.h"
     10 
     11 std::string llvm::wasm::toString(wasm::WasmSymbolType Type) {
     12   switch (Type) {
     13   case wasm::WASM_SYMBOL_TYPE_FUNCTION:
     14     return "WASM_SYMBOL_TYPE_FUNCTION";
     15   case wasm::WASM_SYMBOL_TYPE_GLOBAL:
     16     return "WASM_SYMBOL_TYPE_GLOBAL";
     17   case wasm::WASM_SYMBOL_TYPE_TABLE:
     18     return "WASM_SYMBOL_TYPE_TABLE";
     19   case wasm::WASM_SYMBOL_TYPE_DATA:
     20     return "WASM_SYMBOL_TYPE_DATA";
     21   case wasm::WASM_SYMBOL_TYPE_SECTION:
     22     return "WASM_SYMBOL_TYPE_SECTION";
     23   case wasm::WASM_SYMBOL_TYPE_EVENT:
     24     return "WASM_SYMBOL_TYPE_EVENT";
     25   }
     26   llvm_unreachable("unknown symbol type");
     27 }
     28 
     29 std::string llvm::wasm::relocTypetoString(uint32_t Type) {
     30   switch (Type) {
     31 #define WASM_RELOC(NAME, VALUE)                                                \
     32   case VALUE:                                                                  \
     33     return #NAME;
     34 #include "llvm/BinaryFormat/WasmRelocs.def"
     35 #undef WASM_RELOC
     36   default:
     37     llvm_unreachable("unknown reloc type");
     38   }
     39 }
     40 
     41 bool llvm::wasm::relocTypeHasAddend(uint32_t Type) {
     42   switch (Type) {
     43   case R_WASM_MEMORY_ADDR_LEB:
     44   case R_WASM_MEMORY_ADDR_LEB64:
     45   case R_WASM_MEMORY_ADDR_SLEB:
     46   case R_WASM_MEMORY_ADDR_SLEB64:
     47   case R_WASM_MEMORY_ADDR_REL_SLEB:
     48   case R_WASM_MEMORY_ADDR_REL_SLEB64:
     49   case R_WASM_MEMORY_ADDR_I32:
     50   case R_WASM_MEMORY_ADDR_I64:
     51   case R_WASM_MEMORY_ADDR_TLS_SLEB:
     52   case R_WASM_FUNCTION_OFFSET_I32:
     53   case R_WASM_FUNCTION_OFFSET_I64:
     54   case R_WASM_SECTION_OFFSET_I32:
     55   case R_WASM_MEMORY_ADDR_LOCREL_I32:
     56     return true;
     57   default:
     58     return false;
     59   }
     60 }
     61