+2012-01-10 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/constraints.md ("L"): Return true for 0xffffffff.
+ * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
+
+2012-01-10 Tom de Vries <tom@codesourcery.com>
+
+ PR rtl-optimization/51271
+ * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
+ handling annulled branch.
+
+2012-01-10 Richard Henderson <rth@redhat.com>
+
+ * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
+ TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
+ struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
+ arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
+ arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
+ arm_expand_vec_perm_const): New.
+ * config/arm/arm-protos.h: Update.
+ * config/arm/neon.md (UNSPEC_VCONCAT): New.
+ (*neon_vswp<VDQX>): New.
+ (neon_vcombine<VDX>): Use neon_split_vcombine.
+ (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
+ * config/arm/vec-common.md (vec_perm_const<VALL>): New.
+ (vec_perm<VE>): New.
+
+2012-01-10 Richard Henderson <rth@redhat.com>
+
+ * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
+ use it if reload_completed.
+ (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
+ arm_output_asm_insn, arm_process_output_memory_barrier,
+ arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
+ arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
+ arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
+ arm_process_output_sync_insn, arm_output_sync_insn,
+ arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
+ (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
+ (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
+ (emit_unlikely_jump): New.
+ (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
+ (arm_split_atomic_op): New.
+ * config/arm/arm-protos.h: Update.
+ * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
+ (struct arm_sync_generator): Remove.
+ * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
+ VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
+ (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
+ (VUNSPEC_LL, VUNSPEC_SC): New.
+ (sync_result, sync_memory, sync_required_value, sync_new_value,
+ sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
+ (attr length): Don't use arm_sync_loop_insns.
+ (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
+ (movsfcc, movdfcc): Likewise.
+ * config/arm/constraints.md (Ua): New.
+ * config/arm/prediates.md (mem_noofs_operand): New.
+ (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
+ (sync_clobber, sync_t2_reqd): Remove.
+ (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
+ (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
+ (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
+ (arm_sync_compare_and_swap<SIDI>): Remove.
+ (arm_sync_compare_and_swap<NARROW>): Remove.
+ (arm_sync_lock_test_and_set<SIDI>): Remove.
+ (arm_sync_lock_test_and_set<NARROW>): Remove.
+ (arm_sync_new_<syncop><SIDI>): Remove.
+ (arm_sync_new_<syncop><NARROW>): Remove.
+ (arm_sync_new_nand<SIDI>): Remove.
+ (arm_sync_new_nand<NARROW>): Remove.
+ (arm_sync_old_<syncop><SIDI>): Remove.
+ (arm_sync_old_<syncop><NARROW>): Remove.
+ (arm_sync_old_nand<SIDI>): Remove.
+ (arm_sync_old_nand<NARROW>): Remove.
+ (*memory_barrier): Merge arm_output_memory_barrier.
+ (atomic_compare_and_swap<QHSD>): New.
+ (atomic_compare_and_swap<NARROW>_1): New.
+ (atomic_compare_and_swap<SIDI>_1): New.
+ (atomic_exchange<QHSD>): New.
+ (cas_cmp_operand, cas_cmp_str): New.
+ (atomic_op_operand, atomic_op_str): New.
+ (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
+ (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
+ (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
+ (arm_load_exclusive<NARROW>): New.
+ (arm_load_exclusivesi, arm_load_exclusivedi): New.
+ (arm_store_exclusive<QHSD>): New.
+
+2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
reload patterns if -mvsx-scalar-memory.
2012-01-09 Tom de Vries <tom@codesourcery.com>
Andrew Pinski <apinski@cavium.com>
- * reorg.c (fill_slots_from_thread): Don't speculate frame-related insns.
+ PR debug/51471
+ * reorg.c (fill_slots_from_thread): Don't speculate
+ frame-related insns.
2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
2012-01-06 Torvald Riegel <triegel@redhat.com>
PR rtl-optimization/51771
- * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST):
- New.
+ * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
* gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
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