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2008-08-22 Richard Guenther <rguenther@suse.de>
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
index 9d499f2..7d69cf0 100644 (file)
@@ -1,3 +1,172 @@
+2008-08-22  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/37078
+       * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
+       [+INF, +INF] ranges.
+
+2008-08-22  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/37143
+       * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
+       a conversion statement instead of a copy.
+
+2008-08-22  Uros Bizjak  <ubizjak@gmail.com>
+
+       PR target/37184
+       * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
+       CCCmode, CCOmode and CCSmode destination modes.
+
+       PR target/37191
+       * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
+       from different units in a single alternative.
+       (*vec_extractv2sf_1): Ditto.
+       (*vec_extractv2si_0): Ditto.
+       (*vec_extractv2si_1): Ditto.
+       * config/i386/sse.md (sse2_storehpd): Ditto.
+       (sse2_storelpd): Ditto.
+       (sse2_loadhpd): Ditto.
+       (sse2_loadlpd): Ditto.
+
+       PR target/37197
+       * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
+       (popcountsi2): Ditto.
+       (clzdi2_abm): Ditto.
+       (popcountdi2): Ditto.
+       (clzhi2_abm): Ditto.
+       (popcounthi2): Ditto.
+
+2008-08-22  Richard Guenther  <rguenther@suse.de>
+
+       PR middle-end/36548
+       PR middle-end/37125
+       * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
+       if the multiplication does not overflow.
+
+2008-08-21  Nathan Sidwell  <nathan@codesourcery.com>
+
+       * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
+
+2008-08-21  Richard Henderson  <rth@redhat.com>
+
+       * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
+       spurrious comma from test.
+       * configure: Rebuild.
+
+2008-08-21  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
+
+       PR 30457
+       * builtins.c (fold_builtin_next_arg): Add warning about undefined
+       behaviour.
+       
+2008-08-21  Aldy Hernandez  <aldyh@redhat.com>
+
+       * c-tree.h (grokfield): New argument.
+       * c-decl.c (grokfield): Handle new location argument.
+       * c-parser.c (c_parser_struct_declaration): Pass location to
+       grokfield.
+
+2008-08-21  Richard Guenther  <rguenther@suse.de>
+
+       * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
+
+2008-08-21  Jan Hubicka  <jh@suse.cz>
+
+       * cgraph.c (first_cgraph_function_insertion_hook): New variable.
+       (cgraph_add_function_insertion_hook,
+       cgraph_remove_function_insertion_hook,
+       cgraph_call_function_insertion_hooks): New functions.
+       * cgraph.h (cgraph_add_function_insertion_hook,
+       cgraph_remove_function_insertion_hook,
+       cgraph_call_function_insertion_hooks): Declare.
+       * ipa-reference.c (function_insertion_hook_holder): New variable.
+       (check_operand, look_for_address_of): When checking late, do not care
+       about module bitmaps.
+       (add_new_function): New function.
+       (generate_summary): Register hooks; zero module bitmaps.
+       (propagate): Unregister hooks.
+       * ipa-pure-const.c (function_insertion_hook_holder): New variable.
+       (add_new_function): New function.
+       (generate_summary): Register hook.
+       (propagate): Remove hook.
+
+       * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
+
+       * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
+       * ipa-cp.c (ipcp_update_cloned_node): New function.
+       (build_const_val): Handle functions correctly; bring type logic
+       into sync with tree-inline.c
+       (ipcp_init_stage):  Take care of computing stuff needed by
+       indirect inlining; update clones.
+       (ipcp_generate_summary): Break out of ipcp_driver.
+       (ipcp_driver): Do only execution and transformation.
+       (pass_ipa_cp): Make IPA_PASS.
+       * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
+       offset to address.
+       * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
+       ipcp, some info is already available.
+       * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
+       * tree-inline.c (remap_ssa_name): Unshare expression.
+
+2008-08-21  Richard Guenther  <rguenther@suse.de>
+
+       * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
+       a PHI ask VN if it is already available.
+       * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
+       * tree-ssa-sccvn.c (vn_phi_lookup): Export.
+
+2008-08-21  Richard Guenther  <rguenther@suse.de>
+
+       PR middle-end/36817
+       * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
+       makes sure to produce a result of the correct type.
+
+2008-08-21  Jan Hubicka  <jh@suse.cz>
+       Backport from LTO branch:
+
+       2008-05-05  Kenneth Zadeck <zadeck@naturalbridge.com>
+                   Jan Hubicka  <jh@suse.cz>
+       
+       * ipa-pure-const.c
+       (init_state, finish_state, set_function_state, generate_summary):
+       New functions.
+       (scan_stmt): Renamed from scan_function.  Changed to keep state in
+       local static vars rather than cgraph aux field.
+       (propagate): Renamed from static_execute. Changed to keep state in
+       local static vars rather than cgraph aux field.
+       (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
+       * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
+
+       2008-07-15  Kenneth Zadeck <zadeck@naturalbridge.com>
+
+       * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
+       * ipa-reference.c (init_function_info, generate_summary, 
+       propagate): New functions.
+       (analyze_function):  Call init_function_info.
+       (static_execute): Stripped into generate_summary and propagate.
+       (pass_ipa_reference): Made into ipa_opt_pass.
+
+2008-08-21  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/37181
+       * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
+       folding result.
+       (extract_range_from_unary_expr): Likewise.
+
+2008-08-21  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
+
+       * diagnostic.c (pedwarn_at): Rename as pedwarn.
+       (pedwarn): Delete.
+       * toplev.h (pedwarn_at): Likewise.
+       * builtins.c: Update all calls to pedwarn.
+       * c-lex.c: Likewise.
+       * toplev.c: Likewise.
+       * c-tree.h: Likewise.
+       * c-decl.c: Likewise.
+       * c-errors.c: Likewise.
+       * c-typeck.c: Likewise.
+       * c-common.c: Likewise.
+       * c-parser.c: Likewise.
+
 2008-08-20  Joseph Myers  <joseph@codesourcery.com>
 
        PR target/31070
 
 2008-08-19  Rafael Espindola  <espindola@google.com>
 
-      * varasm.c (weak_decls): Move earlier in the file.
-      (assemble_external): Add weak decls to the weak_decls list.
-      (declare_weak): Don't add decls to the weak_decls list.
+       * varasm.c (weak_decls): Move earlier in the file.
+       (assemble_external): Add weak decls to the weak_decls list.
+       (declare_weak): Don't add decls to the weak_decls list.
 
 2008-08-19  H.J. Lu  <hongjiu.lu@intel.com>