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Unified Diff: src/allocation-site-scopes.cc

Issue 26539010: Revert "AllocationSites for all literals" (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 2 months ago
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Index: src/allocation-site-scopes.cc
diff --git a/src/allocation-site-scopes.cc b/src/allocation-site-scopes.cc
deleted file mode 100644
index 1ca32eb862527dd4f88b48bc2105735e22e844d1..0000000000000000000000000000000000000000
--- a/src/allocation-site-scopes.cc
+++ /dev/null
@@ -1,108 +0,0 @@
-// Copyright 2013 the V8 project authors. All rights reserved.
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-// * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-// * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following
-// disclaimer in the documentation and/or other materials provided
-// with the distribution.
-// * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived
-// from this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-#include "allocation-site-scopes.h"
-
-namespace v8 {
-namespace internal {
-
-
-Handle<AllocationSite> AllocationSiteCreationContext::EnterNewScope() {
- Handle<AllocationSite> scope_site;
- if (top().is_null()) {
- // We are creating the top level AllocationSite as opposed to a nested
- // AllocationSite.
- InitializeTraversal(isolate()->factory()->NewAllocationSite());
- scope_site = Handle<AllocationSite>(*top(), isolate());
- if (FLAG_trace_creation_allocation_sites) {
- PrintF("*** Creating top level AllocationSite %p\n",
- static_cast<void*>(*scope_site));
- }
- } else {
- ASSERT(!current().is_null());
- scope_site = isolate()->factory()->NewAllocationSite();
- if (FLAG_trace_creation_allocation_sites) {
- PrintF("Creating nested site (top, current, new) (%p, %p, %p)\n",
- static_cast<void*>(*top()),
- static_cast<void*>(*current()),
- static_cast<void*>(*scope_site));
- }
- current()->set_nested_site(*scope_site);
- update_current_site(*scope_site);
- }
- ASSERT(!scope_site.is_null());
- return scope_site;
-}
-
-
-void AllocationSiteCreationContext::ExitScope(
- Handle<AllocationSite> scope_site,
- Handle<JSObject> object) {
- if (!object.is_null() && !object->IsFailure()) {
- bool top_level = !scope_site.is_null() &&
- top().is_identical_to(scope_site);
-
- scope_site->set_transition_info(*object);
- if (FLAG_trace_creation_allocation_sites) {
- if (top_level) {
- PrintF("*** Setting AllocationSite %p transition_info %p\n",
- static_cast<void*>(*scope_site),
- static_cast<void*>(*object));
- } else {
- PrintF("Setting AllocationSite (%p, %p) transition_info %p\n",
- static_cast<void*>(*top()),
- static_cast<void*>(*scope_site),
- static_cast<void*>(*object));
- }
- }
- }
-}
-
-
-Handle<AllocationSite> AllocationSiteUsageContext::EnterNewScope() {
- if (top().is_null()) {
- InitializeTraversal(top_site_);
- } else {
- // Advance current site
- Object* nested_site = current()->nested_site();
- // Something is wrong if we advance to the end of the list here.
- ASSERT(nested_site->IsAllocationSite());
- update_current_site(AllocationSite::cast(nested_site));
- }
- return Handle<AllocationSite>(*current(), isolate());
-}
-
-
-void AllocationSiteUsageContext::ExitScope(
- Handle<AllocationSite> scope_site,
- Handle<JSObject> object) {
- // This assert ensures that we are pointing at the right sub-object in a
- // recursive walk of a nested literal.
- ASSERT(*object == scope_site->transition_info());
-}
-
-} } // namespace v8::internal
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