Remove code index table.

vm/code_index_table_test.cc

-// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-#include "platform/assert.h"
-#include "vm/class_finalizer.h"
-#include "vm/compiler.h"
-#include "vm/object.h"
-#include "vm/pages.h"
-#include "vm/stack_frame.h"
-#include "vm/unit_test.h"
-
-namespace dart {
-
-// Compiler only implemented on IA32 and x64 now.
-#if defined(TARGET_ARCH_IA32) || defined(TARGET_ARCH_X64)
-
-TEST_CASE(CodeIndexTable) {
-#if defined(TARGET_ARCH_IA32)
-  const int kLoopCount = 50000;
-#else
-  const int kLoopCount = 25000;
-#endif
-  const int kScriptSize = 512 * KB;
-  const int kNumFunctions = 1024;
-  char scriptChars[kScriptSize];
-  String& url = String::Handle(String::New("dart-test:CodeIndexTable"));
-  String& source = String::Handle();
-  Script& script = Script::Handle();
-  Library& lib = Library::Handle();
-  Class& clsA = Class::Handle();
-  Class& clsB = Class::Handle();
-  String& function_name = String::Handle();
-  Function& function = Function::Handle();
-  char buffer[256];
-
-  // Get access to the code index table.
-  Isolate* isolate = Isolate::Current();
-  ASSERT(isolate != NULL);
-
-  lib = Library::CoreLibrary();
-
-  // Load up class A with 1024 functions.
-  int written = OS::SNPrint(scriptChars, kScriptSize, "class A {");
-  for (int i = 0; i < kNumFunctions; i++) {
-    OS::SNPrint(buffer,
-                256,
-                "static foo%d([int i=1,int j=2,int k=3]){return i+j+k;}", i);
-    written += OS::SNPrint((scriptChars + written),
-                           (kScriptSize - written),
-                           "%s",
-                           buffer);
-  }
-  OS::SNPrint((scriptChars + written), (kScriptSize - written), "}");
-  source = String::New(scriptChars);
-  script = Script::New(url, source, RawScript::kSource);
-  EXPECT(CompilerTest::TestCompileScript(lib, script));
-  clsA = lib.LookupClass(String::Handle(String::NewSymbol("A")));
-  EXPECT(!clsA.IsNull());
-  ClassFinalizer::FinalizePendingClasses();
-  for (int i = 0; i < kNumFunctions; i++) {
-    OS::SNPrint(buffer, 256, "foo%d", i);
-    function_name = String::New(buffer);
-    function = clsA.LookupStaticFunction(function_name);
-    EXPECT(!function.IsNull());
-    EXPECT(CompilerTest::TestCompileFunction(function));
-    EXPECT(function.HasCode());
-  }
-
-  // Now load up class B with 1024 functions.
-  written = OS::SNPrint(scriptChars, kScriptSize, "class B {");
-  // Create one large function.
-  OS::SNPrint(buffer, sizeof(buffer), "static moo0([var i=1]) { ");
-  written += OS::SNPrint((scriptChars + written),
-                         (kScriptSize - written),
-                         "%s",
-                         buffer);
-  // Generate a large function so that the code for this function when
-  // compiled will reside in a large page.
-  for (int i = 0; i < kLoopCount; i++) {
-    OS::SNPrint(buffer, sizeof(buffer), "i = i+i;");
-    written += OS::SNPrint((scriptChars + written),
-                           (kScriptSize - written),
-                           "%s",
-                           buffer);
-  }
-  OS::SNPrint(buffer, sizeof(buffer), "return i; }");
-  written += OS::SNPrint((scriptChars + written),
-                         (kScriptSize - written),
-                         "%s",
-                         buffer);
-  for (int i = 1; i < kNumFunctions; i++) {
-    OS::SNPrint(buffer,
-                256,
-                "static moo%d([int i=1,int j=2,int k=3]){return i+j+k;}", i);
-    written += OS::SNPrint((scriptChars + written),
-                           (kScriptSize - written),
-                           "%s",
-                           buffer);
-  }
-  OS::SNPrint((scriptChars + written), (kScriptSize - written), "}");
-  url = String::New("dart-test:CodeIndexTable");
-  source = String::New(scriptChars);
-  script = Script::New(url, source, RawScript::kSource);
-  EXPECT(CompilerTest::TestCompileScript(lib, script));
-  clsB = lib.LookupClass(String::Handle(String::NewSymbol("B")));
-  EXPECT(!clsB.IsNull());
-  ClassFinalizer::FinalizePendingClasses();
-  for (int i = 0; i < kNumFunctions; i++) {
-    OS::SNPrint(buffer, 256, "moo%d", i);
-    function_name = String::New(buffer);
-    function = clsB.LookupStaticFunction(function_name);
-    EXPECT(!function.IsNull());
-    EXPECT(CompilerTest::TestCompileFunction(function));
-    EXPECT(function.HasCode());
-  }
-
-  // Now try and access these functions using the code index table.
-  Code& code = Code::Handle();
-  uword pc;
-  OS::SNPrint(buffer, 256, "foo%d", 123);
-  function_name = String::New(buffer);
-  function = clsA.LookupStaticFunction(function_name);
-  EXPECT(!function.IsNull());
-  code = function.CurrentCode();
-  EXPECT(code.Size() > 16);
-  pc = code.EntryPoint() + 16;
-  EXPECT(StackFrame::LookupCode(isolate, pc) == code.raw());
-
-  OS::SNPrint(buffer, 256, "moo%d", 54);
-  function_name = String::New(buffer);
-  function = clsB.LookupStaticFunction(function_name);
-  EXPECT(!function.IsNull());
-  code = function.CurrentCode();
-  EXPECT(code.Size() > 16);
-  pc = code.EntryPoint() + 16;
-  EXPECT(StackFrame::LookupCode(isolate, pc) == code.raw());
-
-  // Lookup the large function
-  OS::SNPrint(buffer, 256, "moo%d", 0);
-  function_name = String::New(buffer);
-  function = clsB.LookupStaticFunction(function_name);
-  EXPECT(!function.IsNull());
-  code = function.CurrentCode();
-  EXPECT(code.Size() > 16);
-  pc = code.EntryPoint() + 16;
-  EXPECT(code.Size() > PageSpace::kPageSize);
-  EXPECT(StackFrame::LookupCode(isolate, pc) == code.raw());
-  EXPECT(code.Size() > (1 * MB));
-  pc = code.EntryPoint() + (1 * MB);
-  EXPECT(StackFrame::LookupCode(isolate, pc) == code.raw());
-}
-
-#endif  // TARGET_ARCH_IA32 || TARGET_ARCH_X64
-
-}  // namespace dart