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r179591 - in /trunk/gcc: ChangeLog config/sparc...
- From: davem at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Thu, 06 Oct 2011 06:28:36 -0000
- Subject: r179591 - in /trunk/gcc: ChangeLog config/sparc...
Author: davem
Date: Thu Oct 6 06:28:35 2011
New Revision: 179591
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=179591
Log:
Add support for lzd and popc instructions on sparc.
gcc/
* config/sparc/sparc.opt (POPC): New option.
* doc/invoke.texi: Document it.
* config/sparc/sparc.c (sparc_option_override): Enable MASK_POPC by
default on Niagara-2 and later.
* config/sparc/sparc.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
* config/sparc/sparc.md (SIDI): New mode iterator.
(ffsdi2): Delete commented out pattern and comments.
(popcount<mode>2, clz<mode>2): New expanders.
(*popcount<mode>_sp64, popcountsi_v8plus, popcountdi_v8plus,
*clzdi_sp64, clzdi_v8plus, *clzsi_sp64, clzsi_v8plus): New insns.
gcc/testsuite/
* gcc.target/sparc/lzd.c: New test.
* gcc.target/sparc/popc.c: New test.
Added:
trunk/gcc/testsuite/gcc.target/sparc/lzd.c
trunk/gcc/testsuite/gcc.target/sparc/popc.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/sparc/sparc.c
trunk/gcc/config/sparc/sparc.h
trunk/gcc/config/sparc/sparc.md
trunk/gcc/config/sparc/sparc.opt
trunk/gcc/doc/invoke.texi
trunk/gcc/testsuite/ChangeLog