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* config.gcc (mips64-*-*): Add definition of tm_defines in order
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
index c6eb42a..b94b9d1 100644 (file)
@@ -1,3 +1,215 @@
+2009-07-20  Nick Clifton  <nickc@redhat.com>
+
+       * config.gcc (mips64-*-*): Add definition of tm_defines in order
+       to set MIPS_ABI_DEFAULT.
+       * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
+
+2009-07-20  Jakub Jelinek  <jakub@redhat.com>
+
+       * tree-object-size.c (addr_object_size): Handle unions with
+       array in it as last field of structs in __bos (, 1) as __bos (, 0).
+
+       PR tree-optimization/40792
+       * tree.c (build_function_type_skip_args): Remove bogus assert.
+
+2009-07-20  Jan Hubicka  <jh@suse.cz>
+            Martin Jambor  <mjambor@suse.cz>
+
+       * cgraph.h (combined_args_to_skip): New field.
+       * cgraph.c (cgraph_create_virtual_clone): Properly handle
+       combined_args_to_skip and args_to_skip.
+       * tree-inline.c (update_clone_info): New function.
+       (tree_function_versioning): Call update_clone_info.
+       * cgraphunit.c: (cgraph_materialize_clone): Dump materialized functions.
+       (cgraph_materialize_all_clones): More extensive dumping, working
+       with combined_args_to_skip rather than args_to_skip.
+
+2009-07-20  Ira Rosen  <irar@il.ibm.com>
+
+       * tree-vectorizer.h (vectorizable_condition): Add parameters.
+       * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
+       (get_initial_def_for_reduction): Likewise.
+       (vectorizable_reduction): Skip the check of first operand in case
+       of COND_EXPR. Add check that it is outer loop vectorization if
+       nested cycle was detected. Call vectorizable_condition() for 
+       COND_EXPR. If reduction epilogue cannot be created do not fail for
+       nested cycles (if it is not double reduction). Assert that there
+       is only one type in the loop in case of COND_EXPR. Call
+       vectorizable_condition() to vectorize COND_EXPR.
+       * tree-vect-stmts.c (vectorizable_condition): Update comment.
+       Add parameters. Allow nested cycles if called from 
+       vectorizable_reduction(). Use reduction vector variable if provided.
+       (vect_analyze_stmt): Call vectorizable_reduction() before
+       vectorizable_condition().
+       (vect_transform_stmt): Update call to vectorizable_condition().
+
+2009-07-20  Christian Bruel  <christian.bruel@st.com>
+       
+       * config/sh/sh.opt (-mfmovd): Resurrect and document.
+       * doc/invoke.texi (-mfmovd): Likewise.
+       * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
+       
+2009-07-20  Jan Hubicka  <jh@suse.cz>
+
+       * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
+       when handling SSA name.
+
+2009-07-19  Jan Hubicka  <jh@suse.cz>
+
+       PR tree-optimization/40676
+       * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
+       virtual PHIs in empty BBs.
+
+2009-07-18  Adam Nemet  <anemet@caviumnetworks.com>
+
+       * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
+       re-expanded the compound use gen_lowpart instead to convert to the
+       desired mode.
+
+2009-07-18  Adam Nemet  <anemet@caviumnetworks.com>
+
+       * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
+       OUTER_CONST arguments.
+       <LSHIFTRT>: Use them to allow widening if the bits shifted in from
+       the new wider mode will be masked off.
+       (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
+
+2009-07-18  Adam Nemet  <anemet@caviumnetworks.com>
+
+       * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
+       high-order bits are zero.
+
+2009-07-18  Adam Nemet  <anemet@caviumnetworks.com>
+
+       * combine.c (simplify_shift_const_1): Split code to determine
+       shift_mode into ...
+       (try_widen_shift_mode): ... here.  Allow widening for ASHIFTRT if the
+       new bits shifted in are identical to the old sign bit.
+
+2009-07-18  Richard Guenther  <rguenther@suse.de>
+
+       PR c/40787
+       * gimplify.c (gimplify_call_expr): Reject code using results from
+       functions returning void.
+
+2009-07-18  Richard Sandiford  <r.sandiford@uk.ibm.com>
+
+       * doc/md.texi: Document the new PowerPC "es" constraint.
+       Document that "m" can include automodified addresses on this target,
+       and explain how %U must be used.  Extend the "Q" and "Z" documentation
+       to suggest "es" as well as "m".
+       * config/rs6000/constraints.md (es): New memory constraint.
+       (Q, Z): Update strings to match new documentation.
+
+2009-07-18  Richard Sandiford  <r.sandiford@uk.ibm.com>
+
+       * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
+       offset from virtual_stack_vars_rtx and arg_pointer_rtx.
+       * config/rs6000/predicates.md (volatile_mem_operand): Use
+       offsettable_nonstrict_memref_p.
+       * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
+       (*floatunssidf2_internal): Likewise.
+       (*fix_truncdfsi2_internal): Likewise.
+       (*fix_trunctfsi2_internal): Likewise.
+
+2009-07-17  Anatoly Sokolov  <aesok@post.ru>
+
+       * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
+       atmega32u2 devices.
+       * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
+
+2009-07-17  Richard Guenther  <rguenther@suse.de>
+
+       PR c/40401
+       * tree-pass.h (pass_diagnose_omp_blocks): Declare.
+       (pass_warn_unused_result): Likewise.
+       (TODO_set_props): Remove.
+       * omp-low.c (diagnose_omp_structured_block_errors): Change to
+       run as a pass.
+       (pass_diagnose_omp_blocks): Define.
+       * c-decl.c (pop_file_scope): Do not finalize the CU here.
+       (c_gimple_diagnostics_recursively): Remove.
+       (finish_function): Do not call it.
+       (c_write_global_declarations): Continue after errors.
+       Finalize the CU here.
+       * c-gimplify.c (c_genericize): Do not gimplify here.
+       * c-common.c (c_warn_unused_result): Move ...
+       * tree-cfg.c (do_warn_unused_result): ... here.
+       (run_warn_unused_result): New function.
+       (gate_warn_unused_result): New function.
+       (pass_warn_unused_result): New pass.
+       * c-common.h (c_warn_unused_result): Remove.
+       * flags.h (flag_warn_unused_result): Declare.
+       * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
+       * opts.c (flag_warn_unused_result): Initialize to false.
+       * toplev.c (compile_file): Add comment.
+       * omp-low.c (create_omp_child_function): Do not register
+       the function with the frontend.
+       (diagnose_omp_structured_block_errors): Prepare to be
+       called as optimization pass.
+       (gate_diagnose_omp_blocks): New function.
+       (pass_diagnose_omp_blocks): New pass.
+       * cgraph.h (cgraph_optimize): Remove.
+       (cgraph_analyze_function): Likewise.
+       * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
+       * cgraphunit.c (cgraph_lower_function): Lower nested functions
+       before their parents here.
+       (cgraph_finalize_function): Not here.
+       (cgraph_analyze_function): Gimplify functions here.
+       (cgraph_finalize_compilation_unit): Continue after errors.
+       Optimize the callgraph from here.
+       (cgraph_optimize): Make static.
+       * langhooks.c (write_global_declarations): Finalize the CU.
+       * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
+       (gimplify_function_tree): Assert we gimplify only once.
+       Set PROP_gimple_any property.
+       * tree-nested.c (gimplify_all_functions): New function.
+       (lower_nested_functions): Gimplify all nested functions.
+       * gimple.h (diagnose_omp_structured_block_errors): Remove.
+       * passes.c (init_optimization_passes): Add pass_warn_unused_result
+       and pass_diagnose_omp_blocks after gimplification.  Do not
+       set TODO_set_props on all_lowering_passes.
+       (execute_one_pass): Do not handle TODO_set_props.
+       * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
+       (gimplify.o): Add tree-pass.h dependency.
+       * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
+       (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
+       (unsave_r): Likewise.
+       * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
+       temporary variable.
+
+2009-07-17  Sandra Loosemore  <sandra@codesourcery.com>
+
+       * doc/service.texi (Service): Restore previously removed link,
+       which isn't broken after all.
+
+2009-07-17  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/40321
+       * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
+       PHI nodes to the maximal set.
+       (make_values_for_phi): Add PHI arguments to the maximal set.
+       (execute_pre): Dump PHI_GEN and the maximal set.
+
+2009-07-17  Jakub Jelinek  <jakub@redhat.com>
+
+       PR c++/40780
+       * gimplify.c (gimplify_conversion): Don't change non-conversions into
+       VIEW_CONVERT_EXPR.
+
+2009-07-16  Sandra Loosemore  <sandra@codesourcery.com>
+
+       * doc/extend.texi (Nested Functions): Replace broken link with
+       textual reference.
+       * doc/service.texi (Service): Remove broken link.
+
+2009-07-16  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR bootstrap/40781
+       * builtins.c (expand_builtin_memcmp): Use loc instead of
+       EXPR_LOCATION (exp).
+       (expand_builtin_strncmp): Likewise.
+
 2009-07-17  Aldy Hernandez  <aldyh@redhat.com>
            Manuel López-Ibáñez  <manu@gcc.gnu.org>
 
 
 2009-07-16  Bingfeng Mei  <bmei@broadcom.com>
 
-       * modulo-sched.c (sms_schedule): stage_count <= 1 as correct comparison
-        to skip unprofitable schedule
-        
+       * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
+       comparison to skip unprofitable schedule
+
 2009-07-16  Simon Baldwin  <simonb@google.com>
 
        * gcc.c (option_map): New flag -no-canonical-prefixes.