Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 67 insertions, 0 deletions

diff --git a/js/src/jit/InlineScriptTree-inl.h b/js/src/jit/InlineScriptTree-inl.h
new file mode 100644
index 0000000000..21d55bb039
--- /dev/null
+++ b/js/src/jit/InlineScriptTree-inl.h
@@ -0,0 +1,67 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: set ts=8 sts=2 et sw=2 tw=80:
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef jit_InlineScriptTree_inl_h
+#define jit_InlineScriptTree_inl_h
+
+#include "jit/InlineScriptTree.h"
+
+#include "mozilla/Assertions.h"
+
+#include "jit/JitAllocPolicy.h"
+#include "js/TypeDecls.h"
+#include "vm/JSScript.h"
+
+namespace js {
+namespace jit {
+
+InlineScriptTree* InlineScriptTree::New(TempAllocator* allocator,
+                                        InlineScriptTree* callerTree,
+                                        jsbytecode* callerPc,
+                                        JSScript* script) {
+  MOZ_ASSERT_IF(!callerTree, !callerPc);
+  MOZ_ASSERT_IF(callerTree, callerTree->script()->containsPC(callerPc));
+
+  // Allocate a new InlineScriptTree
+  void* treeMem = allocator->allocate(sizeof(InlineScriptTree));
+  if (!treeMem) {
+    return nullptr;
+  }
+
+  // Initialize it.
+  return new (treeMem) InlineScriptTree(callerTree, callerPc, script);
+}
+
+InlineScriptTree* InlineScriptTree::addCallee(TempAllocator* allocator,
+                                              jsbytecode* callerPc,
+                                              JSScript* calleeScript) {
+  MOZ_ASSERT(script_ && script_->containsPC(callerPc));
+  InlineScriptTree* calleeTree = New(allocator, this, callerPc, calleeScript);
+  if (!calleeTree) {
+    return nullptr;
+  }
+
+  calleeTree->nextCallee_ = children_;
+  children_ = calleeTree;
+  return calleeTree;
+}
+
+void InlineScriptTree::removeCallee(InlineScriptTree* callee) {
+  InlineScriptTree** prevPtr = &children_;
+  for (InlineScriptTree* child = children_; child; child = child->nextCallee_) {
+    if (child == callee) {
+      *prevPtr = child->nextCallee_;
+      return;
+    }
+    prevPtr = &child->nextCallee_;
+  }
+  MOZ_CRASH("Callee not found");
+}
+
+}  // namespace jit
+}  // namespace js
+
+#endif /* jit_InlineScriptTree_inl_h */