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-rw-r--r--llvm/tools/obj2yaml/wasm2yaml.cpp23
-rw-r--r--llvm/tools/yaml2obj/yaml2wasm.cpp27
2 files changed, 50 insertions, 0 deletions
diff --git a/llvm/tools/obj2yaml/wasm2yaml.cpp b/llvm/tools/obj2yaml/wasm2yaml.cpp
index 7581bbef50a..0bd5642b760 100644
--- a/llvm/tools/obj2yaml/wasm2yaml.cpp
+++ b/llvm/tools/obj2yaml/wasm2yaml.cpp
@@ -133,6 +133,29 @@ WasmDumper::dumpCustomSection(const WasmSection &WasmSec) {
}
CustomSec = std::move(LinkingSec);
+ } else if (WasmSec.Name == "producers") {
+ std::unique_ptr<WasmYAML::ProducersSection> ProducersSec =
+ make_unique<WasmYAML::ProducersSection>();
+ const llvm::wasm::WasmProducerInfo &Info = Obj.getProducerInfo();
+ for (auto &E : Info.Languages) {
+ WasmYAML::ProducerEntry Producer;
+ Producer.Name = E.first;
+ Producer.Version = E.second;
+ ProducersSec->Languages.push_back(Producer);
+ }
+ for (auto &E : Info.Tools) {
+ WasmYAML::ProducerEntry Producer;
+ Producer.Name = E.first;
+ Producer.Version = E.second;
+ ProducersSec->Tools.push_back(Producer);
+ }
+ for (auto &E : Info.SDKs) {
+ WasmYAML::ProducerEntry Producer;
+ Producer.Name = E.first;
+ Producer.Version = E.second;
+ ProducersSec->SDKs.push_back(Producer);
+ }
+ CustomSec = std::move(ProducersSec);
} else {
CustomSec = make_unique<WasmYAML::CustomSection>(WasmSec.Name);
}
diff --git a/llvm/tools/yaml2obj/yaml2wasm.cpp b/llvm/tools/yaml2obj/yaml2wasm.cpp
index 2d3e3b71f08..242bc6b6442 100644
--- a/llvm/tools/yaml2obj/yaml2wasm.cpp
+++ b/llvm/tools/yaml2obj/yaml2wasm.cpp
@@ -49,6 +49,7 @@ private:
int writeSectionContent(raw_ostream &OS, WasmYAML::DylinkSection &Section);
int writeSectionContent(raw_ostream &OS, WasmYAML::NameSection &Section);
int writeSectionContent(raw_ostream &OS, WasmYAML::LinkingSection &Section);
+ int writeSectionContent(raw_ostream &OS, WasmYAML::ProducersSection &Section);
WasmYAML::Object &Obj;
uint32_t NumImportedFunctions = 0;
uint32_t NumImportedGlobals = 0;
@@ -256,6 +257,29 @@ int WasmWriter::writeSectionContent(raw_ostream &OS,
}
int WasmWriter::writeSectionContent(raw_ostream &OS,
+ WasmYAML::ProducersSection &Section) {
+ writeStringRef(Section.Name, OS);
+ int Fields = int(!Section.Languages.empty()) + int(!Section.Tools.empty()) +
+ int(!Section.SDKs.empty());
+ if (Fields == 0)
+ return 0;
+ encodeULEB128(Fields, OS);
+ for (auto &Field : {std::make_pair(StringRef("language"), &Section.Languages),
+ std::make_pair(StringRef("processed-by"), &Section.Tools),
+ std::make_pair(StringRef("sdk"), &Section.SDKs)}) {
+ if (Field.second->empty())
+ continue;
+ writeStringRef(Field.first, OS);
+ encodeULEB128(Field.second->size(), OS);
+ for (auto &Entry : *Field.second) {
+ writeStringRef(Entry.Name, OS);
+ writeStringRef(Entry.Version, OS);
+ }
+ }
+ return 0;
+}
+
+int WasmWriter::writeSectionContent(raw_ostream &OS,
WasmYAML::CustomSection &Section) {
if (auto S = dyn_cast<WasmYAML::DylinkSection>(&Section)) {
if (auto Err = writeSectionContent(OS, *S))
@@ -266,6 +290,9 @@ int WasmWriter::writeSectionContent(raw_ostream &OS,
} else if (auto S = dyn_cast<WasmYAML::LinkingSection>(&Section)) {
if (auto Err = writeSectionContent(OS, *S))
return Err;
+ } else if (auto S = dyn_cast<WasmYAML::ProducersSection>(&Section)) {
+ if (auto Err = writeSectionContent(OS, *S))
+ return Err;
} else {
writeStringRef(Section.Name, OS);
Section.Payload.writeAsBinary(OS);
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