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r135088 - in /trunk/gcc: ChangeLog config/mips/...
- From: daney at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Thu, 08 May 2008 17:04:12 -0000
- Subject: r135088 - in /trunk/gcc: ChangeLog config/mips/...
Author: daney
Date: Thu May 8 17:04:12 2008
New Revision: 135088
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=135088
Log:
2008-05-08 David Daney <ddaney@avtrex.com>
* lib/target-supports.exp (check_effective_target_sync_int_long): Add
mips*-*-*.
(check_effective_target_sync_char_short): Same.
2008-05-08 David Daney <ddaney@avtrex.com>
Richard Sandiford <rsandifo@nildram.co.uk>
* config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
special case of constant zero operands.
* config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
old and new values. Special case constant zero values.
* config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
fails.
(MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
(MIPS_COMPARE_AND_SWAP_12_0): New macro.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/mips/mips.c
trunk/gcc/config/mips/mips.h
trunk/gcc/config/mips/mips.md
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/lib/target-supports.exp