Uniform and precise source positions for inlining

src/compilation-info.cc

 // Copyright 2016 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compilation-info.h"
 
 #include "src/api.h"
 #include "src/ast/ast.h"
 #include "src/ast/scopes.h"
 #include "src/isolate.h"
 #include "src/parsing/parse-info.h"
+#include "src/source-position.h"
 
 namespace v8 {
 namespace internal {
 
 #define PARSE_INFO_GETTER(type, name)  \
   type CompilationInfo::name() const { \
     CHECK(parse_info());               \
     return parse_info()->name();       \
   }
 
@@ skipping 185 matching lines @@
   return has_global_object() ? native_context()->global_object() : nullptr;
 }
 
 void CompilationInfo::SetOptimizing() {
   DCHECK(has_shared_info());
   SetMode(OPTIMIZE);
   optimization_id_ = isolate()->NextOptimizationId();
   code_flags_ = Code::KindField::update(code_flags_, Code::OPTIMIZED_FUNCTION);
 }
 
-void CompilationInfo::AddInlinedFunction(
-    Handle<SharedFunctionInfo> inlined_function) {
+int CompilationInfo::AddInlinedFunction(
+    Handle<SharedFunctionInfo> inlined_function, SourcePosition pos) {
+  int id = static_cast<int>(inlined_functions_.size());
   inlined_functions_.push_back(InlinedFunctionHolder(
-      inlined_function, handle(inlined_function->code())));
+      inlined_function, handle(inlined_function->code()), pos));
+  return id;
+}
+
+Handle<PodArray<InliningPosition>> CompilationInfo::CreateInliningPositions() {
+  if (inlined_functions_.size() == 0)
+    return Handle<PodArray<InliningPosition>>::cast(
+        isolate()->factory()->empty_byte_array());
+  Handle<PodArray<InliningPosition>> info =
+      isolate()->factory()->NewPodArray<InliningPosition>(
+          static_cast<int>(inlined_functions_.size()), TENURED);
+  for (int i = 0; i < inlined_functions_.size(); ++i) {
+    info->set(i, inlined_functions_[i].position);
+  }
+  return info;
 }
 
 Code::Kind CompilationInfo::output_code_kind() const {
   return Code::ExtractKindFromFlags(code_flags_);
 }
 
 }  // namespace internal
 }  // namespace v8