TPEPerformance/Ideas

• log size of gc heaps after every running JS runnable.
• Track JSObjects that fallback to dictionary mode
  • Time spent(impaction) on objects of dictionary mode
  • For games
• command queue for SVG frames
• Compare loading time for loading from scratch and from dumped image.
• Establish a benchmark to measure memory usage. Refer to AWSY.
• Bug 945166 - Merge JS bytecode, jit code, type tree and shape tree of iframes of embedded YouTube videos.
  • Ion/baseline codes, bytecode, script-source, type, shape, etc.
• Bug 945161 - Stop decode big image for the browser app for low end devices.
• Bug 945152 - Make memory of TypedArrays returned by XHR backing with the local file.
  • Use-case tables of keyboard apps.
  • Tim is in charged of the use-case.
• Bug 945174 - Evaluate zram performance and Bug 899493.
• Bug 945185 - Show only first N images in image uploader for low-end devices.
• Bug 943254 - [B2G][Browser] limit the memory consumption of the browser.
• Bug 854795 - decode and downsample images at the same time for memory savings
• App session resuming
  • like hibernate
  • load an App from storage and restore to the states of last killed.
• Media
  • Unified buffering
• Evaluate the code generator for ARM in IonMonkey.
• Parallelize layout and rendering by screen frames. -- VersionedDOM
• Use object layout info (size of the object) to figure out what the object is a XPCOMPtr in.
  • To be a complementary information for CC and GC.
• Tool to log and show restyling
  • What rules are referenced/matched?
  • Restyle roots and how many descendants?
  • Changes of DOM tree
• Automatically generate marionatte scripts
• build test servers
• Make a iframe as a history entry