Revert "[WebAssembly] Parse llvm.ident into producers section"

This reverts commit eccdbba3a02a33e13b5262e92200a33e2ead873d.

llvm-svn: 351410

1 files changed, 0 insertions, 45 deletions

diff --git a/llvm/lib/Object/WasmObjectFile.cpp b/llvm/lib/Object/WasmObjectFile.cpp
index fd6ad9bdefe..d84cb48c9fb 100644
--- a/llvm/lib/Object/WasmObjectFile.cpp
+++ b/llvm/lib/Object/WasmObjectFile.cpp
@@ -10,7 +10,6 @@
 #include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/DenseSet.h"
 #include "llvm/ADT/STLExtras.h"
-#include "llvm/ADT/SmallSet.h"
 #include "llvm/ADT/StringRef.h"
 #include "llvm/ADT/StringSet.h"
 #include "llvm/ADT/Triple.h"
@@ -660,47 +659,6 @@ Error WasmObjectFile::parseLinkingSectionComdat(ReadContext &Ctx) {
   return Error::success();
 }
 
-Error WasmObjectFile::parseProducersSection(ReadContext &Ctx) {
-  llvm::SmallSet<StringRef, 3> FieldsSeen;
-  uint32_t Fields = readVaruint32(Ctx);
-  for (size_t i = 0; i < Fields; ++i) {
-    StringRef FieldName = readString(Ctx);
-    if (!FieldsSeen.insert(FieldName).second)
-      return make_error<GenericBinaryError>(
-          "Producers section does not have unique fields",
-          object_error::parse_failed);
-    std::vector<std::pair<std::string, std::string>> *ProducerVec = nullptr;
-    if (FieldName == "language") {
-      ProducerVec = &ProducerInfo.Languages;
-    } else if (FieldName == "processed-by") {
-      ProducerVec = &ProducerInfo.Tools;
-    } else if (FieldName == "sdk") {
-      ProducerVec = &ProducerInfo.SDKs;
-    } else {
-      return make_error<GenericBinaryError>(
-          "Producers section field is not named one of language, processed-by, "
-          "or sdk",
-          object_error::parse_failed);
-    }
-    uint32_t ValueCount = readVaruint32(Ctx);
-    llvm::SmallSet<StringRef, 8> ProducersSeen;
-    for (size_t j = 0; j < ValueCount; ++j) {
-      StringRef Name = readString(Ctx);
-      StringRef Version = readString(Ctx);
-      if (!ProducersSeen.insert(Name).second) {
-        return make_error<GenericBinaryError>(
-            "Producers section contains repeated producer",
-            object_error::parse_failed);
-      }
-      ProducerVec->emplace_back(Name, Version);
-    }
-  }
-  if (Ctx.Ptr != Ctx.End)
-    return make_error<GenericBinaryError>("Producers section ended prematurely",
-                                          object_error::parse_failed);
-  return Error::success();
-}
-
 Error WasmObjectFile::parseRelocSection(StringRef Name, ReadContext &Ctx) {
   uint32_t SectionIndex = readVaruint32(Ctx);
   if (SectionIndex >= Sections.size())
@@ -799,9 +757,6 @@ Error WasmObjectFile::parseCustomSection(WasmSection &Sec, ReadContext &Ctx) {
   } else if (Sec.Name == "linking") {
     if (Error Err = parseLinkingSection(Ctx))
       return Err;
-  } else if (Sec.Name == "producers") {
-    if (Error Err = parseProducersSection(Ctx))
-      return Err;
   } else if (Sec.Name.startswith("reloc.")) {
     if (Error Err = parseRelocSection(Sec.Name, Ctx))
       return Err;