Commit 78ce265b by Richard Henderson Committed by Richard Henderson

s390: Convert from sync to atomic optabs

        * config/s390/s390.c (s390_emit_compare_and_swap): Update for
        atomic_compare_and_swapsi_internal name change.
        (s390_expand_insv): Try RISBG last, not requiring operands in
        registers but forcing them there.  Try a limited form of ICM.
        (s390_two_part_insv): New.
        (s390_expand_cs_hqi): Use it.  Update for atomic optabs.
        * config/s390/s390.md (UNSPEC_MOVA): New.
        (TDSI): Remove mode iterator.
        (DGPR, DINT, TDI): New mode iterators.
        (td): New mode attribute.
        (mem_signal_fence): New.
        (mem_thread_fence): Rename from memory_barrier; update for model arg.
        (mem_thread_fence_1): Rename from *memory_barrier.
        (atomic_load<DINT>, atomic_store<DINT>): New expanders.
        (atomic_loaddi_1, atomic_loadti_1): New.
        (atomic_storedi_1, atomic_storeti_1): New.
        (sync_compare_and_swap<TDSI>, sync_compare_and_swap<HQI>): Remove.
        (atomic_compare_and_swap<DGPR>, atomic_compare_and_swap<HQI>): New.
        (atomic_compare_and_swap<DGPR>_internal): New.
        (*sync_compare_and_swap<DW>, *sync_compare_and_swap<GPR>): Remove.
        (*atomic_compare_and_swap<TDI>_1): New.
        (*atomic_compare_and_swapdi_2, *atomic_compare_and_swapsi_3): New.
        (sync_<ATOMIC_Z196><GPR>, sync_old_<ATOMIC_Z196><GPR>): Remove.
        (atomic_fetch_<ATOMIC_Z196><GPR>): New.
        (atomic_fetch_<ATOMC_Z196><GPR>_iaf): New.
        (sync_<ATOMIC><HQI>, sync_old_<ATOMIC><HQI>): Remove.
        (sync_new_<ATOMIC><HQI>): Remove.
        (atomic_<ATOMIC><HQI>, atomic_fetch_<ATOMIC><HQI>): New.
        (atomic_<ATOMIC>_fetch<HQI>): New.
        (sync_lock_test_and_set<HQI>): Remove.
        (atomic_exchange<HQI>): New.

From-SVN: r190209
parent 3e6011cf
2012-08-07 Richard Henderson <rth@redhat.com>
* config/s390/s390.c (s390_emit_compare_and_swap): Update for
atomic_compare_and_swapsi_internal name change.
(s390_expand_insv): Try RISBG last, not requiring operands in
registers but forcing them there. Try a limited form of ICM.
(s390_two_part_insv): New.
(s390_expand_cs_hqi): Use it. Update for atomic optabs.
* config/s390/s390.md (UNSPEC_MOVA): New.
(TDSI): Remove mode iterator.
(DGPR, DINT, TDI): New mode iterators.
(td): New mode attribute.
(mem_signal_fence): New.
(mem_thread_fence): Rename from memory_barrier; update for model arg.
(mem_thread_fence_1): Rename from *memory_barrier.
(atomic_load<DINT>, atomic_store<DINT>): New expanders.
(atomic_loaddi_1, atomic_loadti_1): New.
(atomic_storedi_1, atomic_storeti_1): New.
(sync_compare_and_swap<TDSI>, sync_compare_and_swap<HQI>): Remove.
(atomic_compare_and_swap<DGPR>, atomic_compare_and_swap<HQI>): New.
(atomic_compare_and_swap<DGPR>_internal): New.
(*sync_compare_and_swap<DW>, *sync_compare_and_swap<GPR>): Remove.
(*atomic_compare_and_swap<TDI>_1): New.
(*atomic_compare_and_swapdi_2, *atomic_compare_and_swapsi_3): New.
(sync_<ATOMIC_Z196><GPR>, sync_old_<ATOMIC_Z196><GPR>): Remove.
(atomic_fetch_<ATOMIC_Z196><GPR>): New.
(atomic_fetch_<ATOMC_Z196><GPR>_iaf): New.
(sync_<ATOMIC><HQI>, sync_old_<ATOMIC><HQI>): Remove.
(sync_new_<ATOMIC><HQI>): Remove.
(atomic_<ATOMIC><HQI>, atomic_fetch_<ATOMIC><HQI>): New.
(atomic_<ATOMIC>_fetch<HQI>): New.
(sync_lock_test_and_set<HQI>): Remove.
(atomic_exchange<HQI>): New.
2012-08-07 Paul Brook <paul@codesourcery.com>
Sandra Loosemore <sandra@codesourcery.com>
......
......@@ -85,7 +85,8 @@ extern void s390_expand_setmem (rtx, rtx, rtx);
extern bool s390_expand_cmpmem (rtx, rtx, rtx, rtx);
extern bool s390_expand_addcc (enum rtx_code, rtx, rtx, rtx, rtx, rtx);
extern bool s390_expand_insv (rtx, rtx, rtx, rtx);
extern void s390_expand_cs_hqi (enum machine_mode, rtx, rtx, rtx, rtx);
extern void s390_expand_cs_hqi (enum machine_mode, rtx, rtx, rtx,
rtx, rtx, bool);
extern void s390_expand_atomic (enum machine_mode, enum rtx_code,
rtx, rtx, rtx, bool);
extern rtx s390_return_addr_rtx (int, rtx);
......
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