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Add clobber CC register to sse_prologue_save patterns.
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
index 88aa4b0..6179743 100644 (file)
@@ -1,8 +1,225 @@
+2010-05-04  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR target/43799
+       * config/i386/i386.md (sse_prologue_save): Add clobber CC
+       register.
+       (*sse_prologue_save_insn1): Likewise.
+       (SSE prologue save splitter): Likewise.
+
+2010-05-04  Eric Botcazou  <ebotcazou@adacore.com>
+
+       * tree.c (free_lang_data_in_one_sizepos): New inline function.
+       (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
+       types.  Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
+       (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
+       all decls.  Call it on DECL_FIELD_OFFSET of fields.
+       (find_decls_types_r): Follow DECL_VALUE_EXPR.
+       (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
+
+2010-05-04  Martin Jambor  <mjambor@suse.cz>
+
+       * tree-sra.c (build_access_from_expr_1): The first parameter type
+       changed to simple tree.
+       (build_access_from_expr): Likewise, gsi parameter was eliminated.
+       (scan_assign_result): Renamed to assignment_mod_result, enum elements
+       renamed as well.
+       (build_accesses_from_assign): Removed all parameters except for a
+       simple gimple statement.  Now returns a simple bool.
+       (scan_function): All non-analysis parts moved to separate functions
+       sra_modify_function_body and ipa_sra_modify_function_body.  Removed all
+       parameters and updated both callers.
+       (sra_modify_expr): Removed parameter data.
+       (sra_modify_function_body): New function.
+       (perform_intra_sra): Call sra_modify_function_body to modify the
+       function body.
+       (replace_removed_params_ssa_names): Parameter data changed into
+       adjustments vector.
+       (sra_ipa_modify_expr): Likewise.  Also removed unused parameter gsi and
+       changed the parameter dont_convert to convert with the opposite
+       meaning.
+       (sra_ipa_modify_assign): Parameter data changed into adjustments
+       vector, return value changed to bool.
+       (ipa_sra_modify_function_body): New function.
+       (sra_ipa_reset_debug_stmts): Updated a comment.
+       (modify_function): Use ipa_sra_modify_function_body to modify function
+       body.
+
+2010-05-04  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR middle-end/43671
+       * alias.c (true_dependence): Handle the same VALUE in x and mem.
+       (canon_true_dependence): Likewise.
+       (write_dependence_p): Likewise.
+
+2010-05-04  Jan Hubicka  <jh@suse.cz>
+
+       * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
+       * cgraphbuild.c: Include ipa-utils.h
+       (record_reference_ctx): New struct.
+       (record_reference): Simplify to work on initializers; not statements.
+       (mark_address, mark_load, mark_store): New.
+       (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
+       walk PHI nodes too.
+       (record_references_in_initializer): Update use of record_reference.
+       (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
+       walk PHI nodes too.
+
+2010-05-04  Jan Hubicka  <jh@suse.cz>
+
+       * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
+       node will be removed anyway.
+       (lto_varpool_replace_node): Allow also unanalyzed nodes;
+       relink aliases of node into prevailing node.
+       * varpool.c (varpool_remove_node): Remove aliases properly;
+       when removing node, remove all its aliases too; remove DECL_INITIAL
+       of removed node; ggc_free the varpool node.
+
+2010-05-04  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/43879
+       * tree-ssa-structalias.c (alias_get_name): Use
+       DECL_ASSEMBLER_NAME if available.
+       (create_function_info_for): Return the varinfo node.
+       (ipa_pta_execute): Associate same-body aliases and extra names
+       with their origin nodes varinfo.  Dump DECL_ASSEMBLER_NAME.
+
+2010-05-04  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+       * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
+       static.
+
+2010-05-04  Mikael Pettersson  <mikpe@it.uu.se>
+
+       PR bootstrap/43964
+       * ira-color.c (assign_hard_reg): Declare rclass and add_cost
+       only if HONOR_REG_ALLOC_ORDER is not defined.
+
+2010-05-04  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/43949
+       * tree-vrp.c (extract_range_from_binary_expr): Only handle
+       TRUNC_MOD_EXPR.
+
+2010-04-26  Jason Merrill  <jason@redhat.com>
+
+       * c.opt (-fstrict-enums): New.
+       * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
+
+2010-05-03  David Ung <davidu@mips.com>
+           James E. Wilson  <wilson@codesourcery.com>
+
+       * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
+       emit the trap instruction before the divide for TUNE_74K.
+
+2010-05-03  Steven Bosscher  <steven@gcc.gnu.org>
+
+       * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
+       (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
+       based on the above, for new target hook.
+
+       * hooks.c (hook_bool_mode_true): New generic hook.
+       * hooks.h (hook_bool_mode_true): Add prototype.
+
+       * target.h (struct gcc_target): Add small_register_classes_for_mode_p
+       target hook.
+       * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
+       target hook, set to hook_bool_mode_false.
+       * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
+       * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
+       with targetm.small_register_classes_for_mode_p.
+       (find_reusable_reload): Likewise.
+       (combine_reloads): Likewise.
+       * reload1.c (reload_as_needed): Likewise.
+       * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
+       * ifcvt.c (noce_process_if_block, check_cond_move_block,
+       dead_or_predicable): Likewise.
+       * regmove.c (optimize_reg_copy_1): Likewise.
+       * calls.c (prepare_call_address): Likewise.
+       (precompute_register_parameters): Likewise.
+
+       * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
+       hook definition.
+       * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
+       implementation of the hook that considers all register classes
+       small except for SH64.
+       (sh_override_options): Use the new hook.
+       * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
+       Add prototype.
+
+       * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
+       hook definition.
+       * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
+       implementation of the hook that considers all register classes
+       small for THUMB1.
+       * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
+       Add prototype.
+
+       * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
+       hook definition.
+       * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
+       implementation of the hook that considers all register classes
+       small for MIPS16.
+       * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
+       Add prototype.
+
+       * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
+       hook definition.
+       * config/m32c/m32c.h: Likewise.
+       * config/pdp11/pdp11.h: Likewise.
+       * config/avr/avr.h: Likewise.
+       * config/xtensa/xtensa.h: Likewise.
+       * config/m68hc11/m68hc11.h: Likewise.
+       * config/mn10300/mn10300.h: Likewise.
+       * config/mcore/mcore.h: Likewise.
+       * config/h8300/h8300.h: Likewise.
+       * config/bfin/bfin.h: Likewise.
+
+       * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
+       * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
+
+2010-05-03  Anatoly Sokolov  <aesok@post.ru>
+
+       * double-int.h (tree_to_double_int): Remove macro.
+       (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
+       * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
+       (tree_to_double_int): New function.
+       * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
+       Move ...
+       * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
+
+2010-05-03  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/43971
+       * tree-ssa-structalias.c (get_constraint_for_1): Fix
+       constraints in the !flag_delete_null_pointer_checks case.
+
+2010-05-03  Jakub Jelinek  <jakub@redhat.com>
+
+       PR debug/43972
+       * config/i386/i386.c (ix86_delegitimize_address): Make sure the
+       result mode matches original rtl mode.
+
+2010-05-03  Dave Korn  <dave.korn.cygwin@gmail.com>
+
+       PR target/43888
+       * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
+
+2010-05-02  Uros Bizjak  <ubizjak@gmail.com>
+
+       * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
+       when processing flag options.
+
+2010-05-02  Uros Bizjak  <ubizjak@gmail.com>
+
+       * gcov-iov.c (main): Change format string placeholder
+       from %#08x to 0x%08x.
+       * genchecksum.c (dosum): Change format string placeholder
+       from %#02x to 0x%02x.
+
 2010-05-02  Richard Guenther  <rguenther@suse.de>
 
        PR tree-optimization/43879
-       * tree-tailcall.c (find_tail_calls): Clobbers also prevent
-       tail calls.
+       * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
 
 2010-05-02  Bruno Haible  <bruno@clisp.org>
 
        * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
        placeholder from 0x%x to %#x.
        (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
+       * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
+       * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
+       * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
+       * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
+       * config/i386/i386.c (ix86_target_string): Ditto.
        * config/i386/i386.c (output_pic_addr_const): Ditto.
+       (print_operand): Ditto.
 
 2010-05-02  Uros Bizjak  <ubizjak@gmail.com>
 
        (HOST_WIDE_INT_PRINT_HEX): Ditto.
        (HOST_WIDEST_INT_PRINT_HEX): Ditto.
        (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
-       * gcov-dump.c (tag_function): Ditto.
-       (tag_summary): Ditto.
 
 2010-05-01  Anatoly Sokolov  <aesok@post.ru>