Tenure allocation sites only when semi-space is maximum size.

test/cctest/test-heap.cc

 // Copyright 2012 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
@@ skipping 2182 matching lines @@
 
 
 TEST(OptimizedPretenuringAllocationFolding) {
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
 
+  // Grow new space unitl maximum capacity reached.
+  while (!CcTest::heap()->new_space()->IsAtMaximumCapacity()) {
+    CcTest::heap()->new_space()->Grow();
+  }
+
   i::ScopedVector<char> source(1024);
   i::OS::SNPrintF(
       source,
       "var number_elements = %d;"
       "var elements = new Array();"
       "function f() {"
       "  for (var i = 0; i < number_elements; i++) {"
       "    elements[i] = [[{}], [1.1]];"
       "  }"
       "  return elements[number_elements-1]"
@@ skipping 24 matching lines @@
 
 
 TEST(OptimizedPretenuringObjectArrayLiterals) {
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
 
+  // Grow new space unitl maximum capacity reached.
+  while (!CcTest::heap()->new_space()->IsAtMaximumCapacity()) {
+    CcTest::heap()->new_space()->Grow();
+  }
+
   i::ScopedVector<char> source(1024);
   i::OS::SNPrintF(
       source,
       "var number_elements = %d;"
       "var elements = new Array(number_elements);"
       "function f() {"
       "  for (var i = 0; i < number_elements; i++) {"
       "    elements[i] = [{}, {}, {}];"
       "  }"
       "  return elements[number_elements - 1];"
@@ skipping 15 matching lines @@
 
 
 TEST(OptimizedPretenuringMixedInObjectProperties) {
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
 
+  // Grow new space unitl maximum capacity reached.
+  while (!CcTest::heap()->new_space()->IsAtMaximumCapacity()) {
+    CcTest::heap()->new_space()->Grow();
+  }
+
+
   i::ScopedVector<char> source(1024);
   i::OS::SNPrintF(
       source,
       "var number_elements = %d;"
       "var elements = new Array(number_elements);"
       "function f() {"
       "  for (var i = 0; i < number_elements; i++) {"
       "    elements[i] = {a: {c: 2.2, d: {}}, b: 1.1};"
       "  }"
       "  return elements[number_elements - 1];"
@@ skipping 21 matching lines @@
 
 
 TEST(OptimizedPretenuringDoubleArrayProperties) {
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
 
+  // Grow new space unitl maximum capacity reached.
+  while (!CcTest::heap()->new_space()->IsAtMaximumCapacity()) {
+    CcTest::heap()->new_space()->Grow();
+  }
+
   i::ScopedVector<char> source(1024);
   i::OS::SNPrintF(
       source,
       "var number_elements = %d;"
       "var elements = new Array(number_elements);"
       "function f() {"
       "  for (var i = 0; i < number_elements; i++) {"
       "    elements[i] = {a: 1.1, b: 2.2};"
       "  }"
       "  return elements[i - 1];"
@@ skipping 15 matching lines @@
 
 
 TEST(OptimizedPretenuringdoubleArrayLiterals) {
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
 
+  // Grow new space unitl maximum capacity reached.
+  while (!CcTest::heap()->new_space()->IsAtMaximumCapacity()) {
+    CcTest::heap()->new_space()->Grow();
+  }
+
   i::ScopedVector<char> source(1024);
   i::OS::SNPrintF(
       source,
       "var number_elements = %d;"
       "var elements = new Array(number_elements);"
       "function f() {"
       "  for (var i = 0; i < number_elements; i++) {"
       "    elements[i] = [1.1, 2.2, 3.3];"
       "  }"
       "  return elements[number_elements - 1];"
@@ skipping 15 matching lines @@
 
 
 TEST(OptimizedPretenuringNestedMixedArrayLiterals) {
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
 
+  // Grow new space unitl maximum capacity reached.
+  while (!CcTest::heap()->new_space()->IsAtMaximumCapacity()) {
+    CcTest::heap()->new_space()->Grow();
+  }
+
   i::ScopedVector<char> source(1024);
   i::OS::SNPrintF(
       source,
       "var number_elements = 100;"
       "var elements = new Array(number_elements);"
       "function f() {"
       "  for (var i = 0; i < number_elements; i++) {"
       "    elements[i] = [[{}, {}, {}], [1.1, 2.2, 3.3]];"
       "  }"
       "  return elements[number_elements - 1];"
@@ skipping 24 matching lines @@
 
 
 TEST(OptimizedPretenuringNestedObjectLiterals) {
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
 
+  // Grow new space unitl maximum capacity reached.
+  while (!CcTest::heap()->new_space()->IsAtMaximumCapacity()) {
+    CcTest::heap()->new_space()->Grow();
+  }
+
   i::ScopedVector<char> source(1024);
   i::OS::SNPrintF(
       source,
       "var number_elements = %d;"
       "var elements = new Array(number_elements);"
       "function f() {"
       "  for (var i = 0; i < number_elements; i++) {"
       "    elements[i] = [[{}, {}, {}],[{}, {}, {}]];"
       "  }"
       "  return elements[number_elements - 1];"
@@ skipping 24 matching lines @@
 
 
 TEST(OptimizedPretenuringNestedDoubleLiterals) {
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
 
+  // Grow new space unitl maximum capacity reached.
+  while (!CcTest::heap()->new_space()->IsAtMaximumCapacity()) {
+    CcTest::heap()->new_space()->Grow();
+  }
+
   i::ScopedVector<char> source(1024);
   i::OS::SNPrintF(
       source,
       "var number_elements = %d;"
       "var elements = new Array(number_elements);"
       "function f() {"
       "  for (var i = 0; i < number_elements; i++) {"
       "    elements[i] = [[1.1, 1.2, 1.3],[2.1, 2.2, 2.3]];"
       "  }"
       "  return elements[number_elements - 1];"
@@ skipping 32 matching lines @@
     // FLAG_pretenuring_call_new needs to be synced with the snapshot.
     return;
   }
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
 
+  // Grow new space unitl maximum capacity reached.
+  while (!CcTest::heap()->new_space()->IsAtMaximumCapacity()) {
+    CcTest::heap()->new_space()->Grow();
+  }
+
   i::ScopedVector<char> source(1024);
   // Call new is doing slack tracking for the first
   // JSFunction::kGenerousAllocationCount allocations, and we can't find
   // mementos during that time.
   i::OS::SNPrintF(
       source,
       "var number_elements = %d;"
       "var elements = new Array(number_elements);"
       "function foo() {"
       "  this.a = 3;"
@@ skipping 26 matching lines @@
     // FLAG_pretenuring_call_new needs to be synced with the snapshot.
     return;
   }
   i::FLAG_allow_natives_syntax = true;
   i::FLAG_expose_gc = true;
   CcTest::InitializeVM();
   if (!CcTest::i_isolate()->use_crankshaft() || i::FLAG_always_opt) return;
   if (i::FLAG_gc_global || i::FLAG_stress_compaction) return;
   v8::HandleScope scope(CcTest::isolate());
 
+  // Grow new space unitl maximum capacity reached.
+  while (!CcTest::heap()->new_space()->IsAtMaximumCapacity()) {
+    CcTest::heap()->new_space()->Grow();
+  }
+
   i::ScopedVector<char> source(1024);
   // Call new is doing slack tracking for the first
   // JSFunction::kGenerousAllocationCount allocations, and we can't find
   // mementos during that time.
   i::OS::SNPrintF(
       source,
       "var number_elements = %d;"
       "var elements = new Array(number_elements);"
       "function g() { this.a = 0; }"
       "function f() {"
@@ skipping 1688 matching lines @@
   // Type cast checks fail because the path tracer abuses the map for marking.
   if (i::FLAG_enable_slow_asserts) return;
   CcTest::InitializeVM();
   v8::HandleScope scope(CcTest::isolate());
 
   v8::Local<v8::Value> result = CompileRun("'abc'");
   Handle<Object> o = v8::Utils::OpenHandle(*result);
   CcTest::i_isolate()->heap()->TracePathToObject(*o);
 }
 #endif  // DEBUG