Software Development on Quest
Software Development on Quest
Software Development on Quest
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-fast (Intel <strong>on</strong>ly)<br />
• GNU: partially included in -03<br />
• Intel: -O3 -ipo -static -xHOST -no-prec-div<br />
o no-prec-div: change floating point divisi<strong>on</strong><br />
into multiplicati<strong>on</strong>. (A/B = A*(1/B))<br />
o xHOST: generate binaries which are<br />
optimized for specific architecture.<br />
o ipo: enables multifile inlining, c<strong>on</strong>stant<br />
propagati<strong>on</strong>, code placement (i.e. functi<strong>on</strong><br />
layout), dead code eliminati<strong>on</strong> and data<br />
placement. Needs to be provided while<br />
compiling and linking.
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