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author | Tom de Vries <vries@codesourcery.com> | 2012-06-20 00:57:23 +0000 |
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committer | Maxim Kuvyrkov <mkuvyrkov@gcc.gnu.org> | 2012-06-20 00:57:23 +0000 |
commit | 01c196ea91cce2665bc7e8df7edfd7dca0352d86 (patch) | |
tree | cc80416977299664a93d282bbcace60a7d765062 /gcc/tree-vect-data-refs.c | |
parent | e98f6824d6ce199d5a3a2d27800ac523d5135cea (diff) | |
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2012-06-19 Tom de Vries <vries@codesourcery.com>
Maxim Kuvyrkov <maxim@codesourcery.com>
* config/mips/mips.c (mips_emit_pre_atomic_barrier_p,)
(mips_emit_post_atomic_barrier_p): New static functions.
(mips_process_sync_loop): Use them. Emit sync memory barriers in
accordance with memory model semantics. Add return of CMP result for
compare_and_swap.
* config/mips/mips.md: Update comment.
(sync_cmp): New attribute.
(sync_memmodel): New attribute replacing sync_release_barrier.
* config/mips/sync.md (UNSPEC_ATOMIC_COMPARE_AND_SWAP,)
(UNSPEC_ATOMIC_EXCHANGE, UNSPEC_ATOMIC_FETCH_OP): New constants.
(sync_lock_test_and_set, test_and_set_12): Update.
(atomic_compare_and_swap, atomic_exchange, atomic_exchange_llsc,)
(atomic_fetch_add, atomic_fetch_add_llsc): New patterns.
Co-Authored-By: Maxim Kuvyrkov <maxim@codesourcery.com>
From-SVN: r188803
Diffstat (limited to 'gcc/tree-vect-data-refs.c')
0 files changed, 0 insertions, 0 deletions