[WebAssembly] Add ObjectYAML support for wasm name section
Differential Revision: https://reviews.llvm.org/D32841
llvm-svn: 302266
diff --git a/llvm/tools/obj2yaml/wasm2yaml.cpp b/llvm/tools/obj2yaml/wasm2yaml.cpp
index f6b530c..cc04b99 100644
--- a/llvm/tools/obj2yaml/wasm2yaml.cpp
+++ b/llvm/tools/obj2yaml/wasm2yaml.cpp
@@ -44,7 +44,24 @@
}
auto CustomSec = make_unique<WasmYAML::CustomSection>();
CustomSec->Name = WasmSec.Name;
- CustomSec->Payload = yaml::BinaryRef(WasmSec.Content);
+ if (CustomSec->Name == "name") {
+ for (const object::SymbolRef& Sym: Obj.symbols()) {
+ uint32_t Flags = Sym.getFlags();
+ // Skip over symbols that come from imports or exports
+ if (Flags &
+ (object::SymbolRef::SF_Global | object::SymbolRef::SF_Undefined))
+ continue;
+ Expected<StringRef> NameOrError = Sym.getName();
+ if (!NameOrError)
+ continue;
+ WasmYAML::NameEntry NameEntry;
+ NameEntry.Name = *NameOrError;
+ NameEntry.Index = Sym.getValue();
+ CustomSec->FunctionNames.push_back(NameEntry);
+ }
+ } else {
+ CustomSec->Payload = yaml::BinaryRef(WasmSec.Content);
+ }
S = std::move(CustomSec);
break;
}