diff options
Diffstat (limited to 'lib/Object/WasmObjectFile.cpp')
| -rw-r--r-- | lib/Object/WasmObjectFile.cpp | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/lib/Object/WasmObjectFile.cpp b/lib/Object/WasmObjectFile.cpp index 7a0c05ed8a15..48f98df6f34d 100644 --- a/lib/Object/WasmObjectFile.cpp +++ b/lib/Object/WasmObjectFile.cpp @@ -303,7 +303,6 @@ Error WasmObjectFile::parseNameSection(const uint8_t *Ptr, const uint8_t *End) { void WasmObjectFile::populateSymbolTable() { // Add imports to symbol table - size_t ImportIndex = 0; size_t GlobalIndex = 0; size_t FunctionIndex = 0; for (const wasm::WasmImport& Import : Imports) { @@ -312,7 +311,7 @@ void WasmObjectFile::populateSymbolTable() { assert(Import.Global.Type == wasm::WASM_TYPE_I32); SymbolMap.try_emplace(Import.Field, Symbols.size()); Symbols.emplace_back(Import.Field, WasmSymbol::SymbolType::GLOBAL_IMPORT, - ImportSection, GlobalIndex++, ImportIndex); + ImportSection, GlobalIndex++); DEBUG(dbgs() << "Adding import: " << Symbols.back() << " sym index:" << Symbols.size() << "\n"); break; @@ -320,14 +319,13 @@ void WasmObjectFile::populateSymbolTable() { SymbolMap.try_emplace(Import.Field, Symbols.size()); Symbols.emplace_back(Import.Field, WasmSymbol::SymbolType::FUNCTION_IMPORT, - ImportSection, FunctionIndex++, ImportIndex); + ImportSection, FunctionIndex++, Import.SigIndex); DEBUG(dbgs() << "Adding import: " << Symbols.back() << " sym index:" << Symbols.size() << "\n"); break; default: break; } - ImportIndex++; } // Add exports to symbol table @@ -338,11 +336,22 @@ void WasmObjectFile::populateSymbolTable() { Export.Kind == wasm::WASM_EXTERNAL_FUNCTION ? WasmSymbol::SymbolType::FUNCTION_EXPORT : WasmSymbol::SymbolType::GLOBAL_EXPORT; - SymbolMap.try_emplace(Export.Name, Symbols.size()); - Symbols.emplace_back(Export.Name, ExportType, - ExportSection, Export.Index); - DEBUG(dbgs() << "Adding export: " << Symbols.back() - << " sym index:" << Symbols.size() << "\n"); + auto Pair = SymbolMap.try_emplace(Export.Name, Symbols.size()); + if (Pair.second) { + Symbols.emplace_back(Export.Name, ExportType, + ExportSection, Export.Index); + DEBUG(dbgs() << "Adding export: " << Symbols.back() + << " sym index:" << Symbols.size() << "\n"); + } else { + uint32_t SymIndex = Pair.first->second; + const WasmSymbol &OldSym = Symbols[SymIndex]; + WasmSymbol NewSym(Export.Name, ExportType, ExportSection, Export.Index); + NewSym.setAltIndex(OldSym.ElementIndex); + Symbols[SymIndex] = NewSym; + + DEBUG(dbgs() << "Replacing existing symbol: " << NewSym + << " sym index:" << SymIndex << "\n"); + } } } } @@ -1017,7 +1026,7 @@ void WasmObjectFile::getRelocationTypeName( break; switch (Rel.Type) { -#include "llvm/BinaryFormat/WasmRelocs/WebAssembly.def" +#include "llvm/BinaryFormat/WasmRelocs.def" } #undef WASM_RELOC |