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r181853 - in /trunk/gcc: ChangeLog config/sparc...
- From: rth at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Wed, 30 Nov 2011 16:10:26 -0000
- Subject: r181853 - in /trunk/gcc: ChangeLog config/sparc...
Author: rth
Date: Wed Nov 30 16:10:24 2011
New Revision: 181853
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=181853
Log:
sparc: Add -mmemory-model command-line option.
* config/sparc/sparc-opts.h (enum sparc_memory_model_type): New.
* config/sparc/sparc.opt (mmemory-model=): New option.
* doc/invoke.texi (Sparc Options): Document it.
* config/sparc/sparc.c (sparc_option_override): Provide default
for sparc_memory_model.
(sparc_emit_membar_for_model): Omit barrier combinations that are
implied by the memory model.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/sparc/sparc-opts.h
trunk/gcc/config/sparc/sparc.c
trunk/gcc/config/sparc/sparc.opt
trunk/gcc/doc/invoke.texi