Changes between Version 30 and Version 31 of Status/May13


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Timestamp:
May 1, 2013 12:22:02 PM (12 months ago)
Author:
gmainland
Comment:

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  • Status/May13

    v30 v31  
    6969 We're interested in hearing about both performance improvements and regressions due to the new code generator. 
    7070 
    71   * '''Support for vector (SSE/AVX) instructions.''' ['''Geoffrey Mainland'''] Support for SSE vector instructions, which permit 128-bit vectors, is now in HEAD. AVX support will be added soon pending a refactoring of the code that implements vector primops. 
     71  * '''Support for vector (SSE/AVX) instructions.''' ['''Geoffrey Mainland'''] Support for SSE vector instructions, which permit 128-bit vectors, is now in HEAD. As part of this work, up to 6 arguments of type Double, Float, or vector can be passed in registers. Previously only 4 Float and 2 Double arguments could be passed in registers. AVX support will be added soon pending a refactoring of the code that implements vector primops. 
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