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r181090 - in /trunk/gcc: ChangeLog config/i386/...


Author: jakub
Date: Mon Nov  7 16:00:08 2011
New Revision: 181090

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=181090
Log:
	* config/i386/i386.c (ix86_expand_builtin): If gather mask
	argument is known to have all high bits set, pass pc_rtx as
	second argument to the expander instead of op0.
	* config/i386/sse.md (*avx2_gathersi<mode>_2,
	*avx2_gatherdi<mode>_2): New patterns.
	* config/i386/avx2intrin.h (_mm256_i32gather_pd,
	_mm256_i64gather_pd, _mm256_i32gather_ps): Set mask using
	_mm256_cmp_pd with zero vector arguments and _CMP_EQ_OQ instead of
	_mm256_set1_pd.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/avx2intrin.h
    trunk/gcc/config/i386/i386.c
    trunk/gcc/config/i386/sse.md


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