RFR(S) 8075093: Enable UseFPUForSpilling support on SPARC

Vladimir Kozlov vladimir.kozlov at oracle.com
Wed Sep 2 19:51:55 UTC 2015


SPARC S3 core and beyond have single-cycle MOV instructions (MOVdTOx, 
MOVxTOd) for FP-to-GP and GP-to-FP register moves. These when used under 
UseFPUForSpilling can help improve performance.

Contributed-by: Shrinivas Joshi

I reviewed changes.

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