kc3-lang/angle/src/compiler/translator/InitializeParseContext.cpp

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• Author : Geoff Lang
  Date : 2014-05-30 11:50:07
  Hash : 44fa7594
  Message : Refactor platform related functionality into platform.h and tls.h. Since libGLESv2 and libEGL will eventually be cross platform, it will be useful to have platform defines and TLS functions that work everywhere. BUG=angle:664 Change-Id: Ia357925a0992d82e8b446d88d32a1984d319e6e8 Reviewed-on: https://chromium-review.googlesource.com/202133 Reviewed-by: Jamie Madill <jmadill@chromium.org> Tested-by: Geoff Lang <geofflang@chromium.org>

• src/compiler/translator/InitializeParseContext.cpp

• //
  // Copyright (c) 2012 The ANGLE 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 "compiler/translator/InitializeParseContext.h"
  
  #include "common/tls.h"
  
  #include <assert.h>
  
  TLSIndex GlobalParseContextIndex = TLS_INVALID_INDEX;
  
  bool InitializeParseContextIndex()
  {
      assert(GlobalParseContextIndex == TLS_INVALID_INDEX);
  
      GlobalParseContextIndex = CreateTLSIndex();
      return GlobalParseContextIndex != TLS_INVALID_INDEX;
  }
  
  void FreeParseContextIndex()
  {
      assert(GlobalParseContextIndex != TLS_INVALID_INDEX);
  
      DestroyTLSIndex(GlobalParseContextIndex);
      GlobalParseContextIndex = TLS_INVALID_INDEX;
  }
  
  void SetGlobalParseContext(TParseContext* context)
  {
      assert(GlobalParseContextIndex != TLS_INVALID_INDEX);
      SetTLSValue(GlobalParseContextIndex, context);
  }
  
  TParseContext* GetGlobalParseContext()
  {
      assert(GlobalParseContextIndex != TLS_INVALID_INDEX);
      return static_cast<TParseContext*>(GetTLSValue(GlobalParseContextIndex));
  }