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diff src/share/vm/runtime/vtune.hpp @ 219:ab65a4c9b2e8

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6708714: Optimize long LShift on 32-bits x86 Summary: For small (1-3 bits) left long shifts in 32-bits VM use sets of add+addc instructions instead of shld+shl on new AMD cpus. Reviewed-by: never Contributed-by: shrinivas.joshi@amd.com
author kvn
date Mon, 23 Jun 2008 14:11:12 -0700
parents a61af66fc99e
children c18cbe5936b8
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