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  1. 10 Jan, 2012 8 commits
    • constraints.md ("L"): Return true for 0xffffffff. · f148a434 
      	* config/i386/constraints.md ("L"): Return true for 0xffffffff.
	* config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.

From-SVN: r183054
      Uros Bizjak committed
    • Add missing PR lines · 6fcebe79 
      From-SVN: r183053
      Tom de Vries committed
    • re PR rtl-optimization/51271 (ICE in in maybe_record_trace_start, at dwarf2cfi.c:2244) · 5d1f1cd5 
      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.

From-SVN: r183052
      Tom de Vries committed
    • arm: Implement vec_perm and vec_perm_const for NEON. · b440f324 
      	* 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.

testsuite/
	* lib/target-supports.exp (check_effective_target_vect_perm,
	check_effective_target_vect_perm_byte,
	check_effective_target_vect_perm_short): Enable for arm neon.

From-SVN: r183051
      Richard Henderson committed
    • arm: Convert to atomic optabs. · 18f0fe6b 
      	* 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.

From-SVN: r183050
      Richard Henderson committed
    • libitm_i.h (_Unwind_DeleteException): Declare weak. · 8377e5e5 
      	* libitm_i.h (_Unwind_DeleteException): Declare weak.
	* eh_cpp.cc (_Unwind_DeleteException): Define for
	!HAVE_ELF_STYLE_WEAKREF.

From-SVN: r183049
      Richard Henderson committed
    • Fix bugs in -mvsx-scalar-memory and -mvsx-scalar-double · df5a9a7c 
      From-SVN: r183048
      Michael Meissner committed
    • Daily bump. · a5c1636f 
      From-SVN: r183047
      GCC Administrator committed
  3. 09 Jan, 2012 26 commits
  5. 08 Jan, 2012 6 commits