[PATCH] [X86][SchedModel] Add missing scheduling model for SSE related instructions

Chandler Carruth chandlerc at gmail.com
Sat Feb 15 21:13:26 PST 2014


On Fri, Feb 14, 2014 at 5:31 PM, Quentin Colombet <qcolombet at apple.com>wrote:

> @Chandler, could you run some performance measurement with that change,
> like you did for the addressing mode matcher?


No regressions, no statistically significant improvements.

I tested a wide range of benchmarks on westmere and sandybridge systems
with -march=x86-64 and on sandybridge with -march=corei7-avx.
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