r226765 - in /trunk/gcc: ChangeLog config/i386/...

[hjl@gcc.gnu.org]

Author: hjl
Date: Mon Aug 10 18:59:35 2015
New Revision: 226765

URL: https://gcc.gnu.org/viewcvs?rev=226765&root=gcc&view=rev
Log:
Update -mtune=knl for Knights Landing

From:

https://software.intel.com/sites/default/files/managed/e9/b5/Knights-Corner-is-your-path-to-Knights-Landing.pdf

Knights Landing is “Based on Intel Atom core (based on Silvermont
microarchitecture) with many HPC enhancements.”

This patch replaces CPU_KNL with CPU_SLM to tune for Knights Landing.

	* config/i386/i386.c (processor_alias_table): Replace CPU_KNL
	with CPU_SLM.
	* config/i386/i386.md (cpu): Remove knl.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.c
    trunk/gcc/config/i386/i386.md