diff options
Diffstat (limited to 'lib/Object/WasmObjectFile.cpp')
-rw-r--r-- | lib/Object/WasmObjectFile.cpp | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/lib/Object/WasmObjectFile.cpp b/lib/Object/WasmObjectFile.cpp index d15860674aeb9..fff497ba55647 100644 --- a/lib/Object/WasmObjectFile.cpp +++ b/lib/Object/WasmObjectFile.cpp @@ -193,6 +193,9 @@ static Error readSection(WasmSection &Section, const uint8_t *&Ptr, WasmObjectFile::WasmObjectFile(MemoryBufferRef Buffer, Error &Err) : ObjectFile(Binary::ID_Wasm, Buffer) { + LinkingData.DataAlignment = 0; + LinkingData.DataSize = 0; + ErrorAsOutParameter ErrAsOutParam(&Err); Header.Magic = getData().substr(0, 4); if (Header.Magic != StringRef("\0asm", 4)) { @@ -291,6 +294,7 @@ Error WasmObjectFile::parseNameSection(const uint8_t *Ptr, const uint8_t *End) { Error WasmObjectFile::parseLinkingSection(const uint8_t *Ptr, const uint8_t *End) { + HasLinkingSection = true; while (Ptr < End) { uint8_t Type = readVarint7(Ptr); uint32_t Size = readVaruint32(Ptr); @@ -305,7 +309,7 @@ Error WasmObjectFile::parseLinkingSection(const uint8_t *Ptr, auto iter = SymbolMap.find(Symbol); if (iter == SymbolMap.end()) { return make_error<GenericBinaryError>( - "Invalid symbol name in linking section", + "Invalid symbol name in linking section: " + Symbol, object_error::parse_failed); } uint32_t SymIndex = iter->second; @@ -318,6 +322,12 @@ Error WasmObjectFile::parseLinkingSection(const uint8_t *Ptr, } break; } + case wasm::WASM_DATA_SIZE: + LinkingData.DataSize = readVaruint32(Ptr); + break; + case wasm::WASM_DATA_ALIGNMENT: + LinkingData.DataAlignment = readVaruint32(Ptr); + break; case wasm::WASM_STACK_POINTER: default: Ptr += Size; @@ -941,7 +951,9 @@ SubtargetFeatures WasmObjectFile::getFeatures() const { return SubtargetFeatures(); } -bool WasmObjectFile::isRelocatableObject() const { return false; } +bool WasmObjectFile::isRelocatableObject() const { + return HasLinkingSection; +} const WasmSection &WasmObjectFile::getWasmSection(DataRefImpl Ref) const { assert(Ref.d.a < Sections.size()); |