Linux on System z Current & Future Technology - z/VM - IBM
Linux on System z Current & Future Technology - z/VM - IBM
Linux on System z Current & Future Technology - z/VM - IBM
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<strong>IBM</strong> <str<strong>on</strong>g>Linux</str<strong>on</strong>g> and <strong>Technology</strong> Center<strong>System</strong> z toolchain• 64 bit register in 31 bit compat mode (gcc 4.6)– Make use of 64 bit registers in 31 bit applicati<strong>on</strong> running in z/Architecture mode.– Allows to use instructi<strong>on</strong> operating <strong>on</strong> 64 bits, e.g. 64 bit multiplicati<strong>on</strong>– Needs kernel support for asynchr<strong>on</strong>ous signals• ATLAS support (libatlas 3.9.52)– Add support for <strong>System</strong> z to the “Automatically Tuned Linear Algebra Software”– Improve performance of the library functi<strong>on</strong>s for <strong>System</strong> z37© 2012 <strong>IBM</strong> Corporati<strong>on</strong>
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