+2004-08-09 Mark Mitchell <mark@codesourcery.com>
+
+ * config.gcc (arm*-*-eabi*): New target.
+ * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
+ (TARGET_LIB_INT_CMP_BIASED): Likewise.
+ * expmed.c (expand_divmod): Try a two-valued divmod function as a
+ last resort.
+ * gthr.h: Remove bogus tokens at end of #pragma.
+ * optabs.c (expand_twoval_binop_libfunc): New function.
+ (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
+ (prepare_float_lib_cmp): Try reversing the condition.
+ (debug_optab_libfuncs): New function.
+ * optabs.h (expand_twoval_binop_libfunc): Declare.
+ * config/arm/arm.c (arm_init_libfuncs): New function.
+ (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
+ (TARGET_INIT_LIBFUNCS): Define it.
+ * config/arm/arm.h (TARGET_BPABI): New macro.
+ * config/arm/arm-protos.h
+ (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
+ * config/arm/bpabi.S: New file.
+ * config/arm/bpabi.c: Likewise.
+ * config/arm/bpabi.h: Likewise.
+ * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
+ (__aeabi_drsub): Likewise.
+ (__aeabi_dsub): Likewise.
+ (__aeabi_dadd): Likewise.
+ (__aeabi_ui2d): Likewise.
+ (__aeabi_i2d): Likewise.
+ (__aeabi_f2d): Likewise.
+ (__aeabi_dmul): Likewise.
+ (__aeabi_ddiv): Likewise.
+ (__aeabi_cdrcmple): Likewise.
+ (__aeabi_cdcmpeq): Likewise.
+ (__aeabi_cdcmple): Likewise.
+ (__aeabi_dcmpeq): Likewise.
+ (__aeabi_dcmplt): Likewise.
+ (__aeabi_dcmple): Likewise.
+ (__aeabi_dcmpge): Likewise.
+ (__aeabi_dcmpgt): Likewise.
+ (__aeabi_dcmpun): Likewise.
+ (__aeabi_d2iz): Likewise.
+ (__aeabi_d2uiz): Likewise.
+ (__aeabi_d2f): Likewise.
+ * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
+ (__aeabi_frsub): Likewise.
+ (__aeabi_fsub): Likewise.
+ (__aeabi_fadd): Likewise.
+ (__aeabi_ui2f): Likewise.
+ (__aeabi_i2f): Likewise.
+ (__aeabi_fmul): Likewise.
+ (__aeabi_fdiv): Likewise.
+ (__aeabi_cfrcmple): Likewise.
+ (__aeabi_cfcmpeq): Likewise.
+ (__aeabi_cfcmple): Likewise.
+ (__aeabi_fcmpeq): Likewise.
+ (__aeabi_fcmplt): Likewise.
+ (__aeabi_fcmple): Likewise.
+ (__aeabi_fcmpge): Likewise.
+ (__aeabi_fcmpgt): Likewise.
+ (__aeabi_fcmpun): Likewise.
+ (__aeabi_f2iz): Likewise.
+ (__aeabi_f2uiz): Likewise.
+ * config/arm/lib1funcs.asm (ARM_CALL): New macro.
+ (__aeabi_uidivmod): New function or alias.
+ (__aeabi_idivmod): Likewise.
+ (__aeabi_idiv0): Likewise.
+ (__aeabi_ldiv0): Likewise.
+ (__aeabi_llsr): Likewise.
+ (__aeabi_lasr): Likewise.
+ (__aeabi_llsl): Likewise.
+ (bpabi.S): Include it.
+ * config/arm/libgcc-bpabi.ver: New file.
+ * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
+ (LINK_SPEC): Remove.
+ * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
+ __aeabi_ulcmp.
+ * config/arm/t-bpabi: New file.
+ * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
+ (TARGET_LIB_INT_CMP_BIASED): Likewise.
+
+2004-08-10 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
+ * config/rs6000/rs6000.md (clrmemsi): New pattern.
+ * config/rs6000/rs6000.c (expand_block_clear): New function.
+ (expand_block_move): Convert alignment to bits. Use SImode and
+ HImode for unaligned addresses if not STRICT_ALIGNMENT.
+
+2004-08-10 Caroline Tice <ctice@apple.com>
+
+ * varasm.c (unlikely_section_label): New global variable.
+ (unlikely_text_section_name): New global variable.
+ (text_section): Remove alignment statement.
+ (unlikely_text_section): Remove alignment statement; use
+ unlikely_section_label rather than hard-coded string.
+ (assemble_start_function): Initialize unlikely_section_label and
+ unlikely_text_section_name; make sure cold section is properly
+ aligned at start of function; output unlikely_section_label if
+ appropriate.
+
+2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
+ * config/s390/s390.c (s390_canonicalize_comparison): New function.
+ * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
+ * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
+ "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
+ ("*tmqi_mem"): Remove SUBREG from pattern.
+ ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
+ ("*andsi3_cconly"): Likewise.
+
+2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/16909
+ * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
+
+2004-08-10 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/sourcebuild.texi (compat testing): Document available test
+ framework commands. Use the preferred spelling of DejaGnu.
+
+2004-08-10 Daniel Berlin <dberlin@dberlin.org>
+
+ * lambda.h: Add matrix type, and prototypes for remainder of
+ matrix and vector functions.
+ (lambda_vector_mult_const): New function.
+ (lambda_vector_negate): Ditto.
+ (lambda_vector_add): Ditto.
+ (lambda_vector_add_mc): Ditto.
+ (lambda_vector_copy): Ditto.
+ (lambda_vector_zerop): Ditto.
+ (lambda_vector_equal): Ditto.
+ (lambda_vector_min_nz): Ditto.
+ (lambda_vector_first_nz): Ditto.
+ (lambda_vector_matrix_mult): Ditto.
+ * lambda-mat.c: New file.
+ * Makefile.in (lambda-mat.o): New.
+
+2004-08-10 Andrew MacLeod <amacleod@redhat.com>
+
+ * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
+ after linking stmt into the program.
+ (bsi_remove): Don't call modify_stmt.
+ * tree-complex.c (update_complex_assignment,
+ expand_complex_comparison): Call modify_stmt after changing the stmt.
+ * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
+ removing the stmt.
+ * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
+ the stmt, and only if needed.
+ * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
+ expression.
+ (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
+ (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
+ (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
+ (eliminate_redundant_computations): Don't pass an annotation. Call
+ modify_stmt rather than setting the annotation directly.
+ (record_equivalences_from_stmt): Remove unused local 'j'.
+ (cprop_operand): Take a stmt rather than an annotation as a parameter.
+ Call modify_stmt.
+ (cprop_into_stmt): Pass stmt rather than annotation.
+ (update_rhs_and_lookup_avail_expr): Call modify_stmt.
+ * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
+ modify_stmt.
+ * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
+
+2004-08-10 Jason Merrill <jason@redhat.com>
+
+ PR middle-end/16948
+ * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
+ the RESULT_DECL.
+
+2004-08-10 Geoffrey Keating <geoffk@apple.com>
+
+ * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
+ hash function.
+
+2004-08-10 Roger Sayle <roger@eyesopen.com>
+
+ * config/mips/mips.md: New reciprocal square root patterns that
+ match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
+
+2004-08-10 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm-protos.h (arm_set_return_address,
+ thumb_set_return_address): Add prototypes.
+ * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
+ * config/arm/arm.c (arm_compute_func_type,
+ use_return_insn, arm_compute_save_reg0_reg12_mask,
+ arm_compute_save_reg_mask, arm_output_function_prologue,
+ arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
+ current_function_calls_eh_return.
+ (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
+ old eh code.
+ (arm_set_return_address, thumb_set_return_address): New functions.
+ * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
+ ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
+ * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
+ (epilogue): Use the stackadj register.
+ (eh_return, arm_eh_return, thumb_eh_return): New pattern.
+
+2004-08-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/3144
+ * expr.c (move_by_pieces_ninsns): Add max_size argument.
+ (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
+ (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
+ (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
+ but using MOVE_RATIO.
+ (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
+ (can_store_by_pieces): Change max_size type to unsigned int.
+ (store_by_pieces_1): Likewise. Pass max_size to
+ move_by_pieces_ninsns.
+ * config/s390/s390.h (STORE_BY_PIECES_P): Define.
+ * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
+ to move_by_pieces_ninsns.
+ (STORE_BY_PIECES_P): Define.
+ * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
+ to move_by_pieces_ninsns.
+ * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
+
+ * config/i386/i386.h (CLEAR_RATIO): Define.
+
+2004-08-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * expr.c (expand_expr_real_1): Add back code that was not dead.
+
+2004-08-09 Andrew Pinski <apinski@apple.com>
+
+ * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
+ which is found to be compatible before returning the aliasing set.
+
+2004-08-09 Daniel Jacobowitz <dan@debian.org>
+
+ * ggc-zone.c (struct alloc_zone): Add statistics counters.
+ (always_collect): New flag.
+ (ggc_alloc_zone_1): Update statistics support. Don't include
+ overhead in allocated counter.
+ (sweep_pages): Update allocated counter for large pages. Don'y
+ include overhead.
+ (ggc_collect_1): Always collect.
+ (ggc_collect): Honor always_collect flag. Sum all zones to decide
+ whether to collect.
+ (SCALE, LABEL): New macros.
+ (ggc_print_statistics): Add statistics support.
+
+2004-08-09 Roger Sayle <roger@eyesopen.com>
+
+ * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
+ (init_expmed): Fix potential overrun problem with "all.reg".
+ (expand_sdiv2_pow2): Add an alternate implementation for signed
+ division, if the target provides a suitable conditional move insn.
+
+2004-08-09 Paul Brook <paul@codesourcery.com>
+ Richard Henderson <rth@redhat.com>
+
+ * unwind-dw2.c (uw_install_context_1): Update target saved stack
+ pointer.
+
+2004-08-09 Geoffrey Keating <geoffk@apple.com>
+
+ * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
+ Check DATA limit only if there's no AS limit. Ignore insanely
+ low DATA limits.
+ (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
+ but take care that the AS limit isn't overrun.
+ * doc/invoke.texi: Update documentation of min-heapsize parameter.
+
+2004-08-09 Jeff Law <law@redhat.com>
+
+ * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
+ (tree-ssa-threadupdate.o): Add dependencies.
+ * tree-ssa-threadupdate.c: New file.
+ * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
+ (rewrite_vars_out_of_ssa): Remove prototype.
+ (cleanup_tree_cfg): Returns a bool.
+ * tree.h (thread_through_all_blocks): Prototype.
+ * tree-outof-ssa.c (SSANORM_*): Move into here.
+ (remove_ssa_form): Now static.
+ (rewrite_vars_out_of_ssa): Kill.
+ * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
+ * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
+ (remove_ssa_form, register_partitions_for_vars): Kill declarations.
+ * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
+ anything was changed.
+ * tree-phinodes.c (add_phi_arg): Get the block for the PHI
+ from the PHI's annotation rather than the edge associated with
+ the new argument.
+ * tree-ssa-dom.c (redirection_edges): Kill.
+ (redirect_edges_and_update_ssa_graph): Kill.
+ (tree_ssa_dominator_optimize): Do not reset forwardable flag
+ for blocks anymore. Do not initialize redirection_edges.
+ Call thread_through_all_blocks. Simplify code for cleanup
+ of the CFG and iterating. No longer call cleanup_tree_cfg
+ outside the iteration loop.
+ (thread_across_edge): No longer mess with forwardable blocks.
+
+2004-08-09 Zack Weinberg <zack@codesourcery.com>
+
+ * explow.c (memory_address): Use memory_address_p.
+ * recog.c (general_operand): Likewise.
+ * regrename.c: No need to define REG_OK_STRICT.
+
+2004-08-09 Steven Bosscher <stevenb@suse.de>
+
+ * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
+ New timers.
+ * gcse.c: Include timevar.h.
+ (const_prop_count, copy_prop_count): Rename to global_const_prop_count
+ and global_copy_prop_count.
+ (local_const_prop_count, local_copy_prop_count): New static globals.
+ (gcse_main): Set the right timevar for each pass.
+ (cprop_jump): Increment global_const_prop_count when a constant is
+ propagated. Add "GLOBAL" to dump output.
+ (cprop_insn): Increment global_const_prop_count when a constant is
+ propagated, or global_copy_prop_count when a copy is propagated.
+ (do_local_cprop): Likewise for local_const_prop_count and
+ local_copy_prop_count.
+ (one_cprop_pass): Initialize const/cprop counters to zero.
+ Print out results of local and global const/cprop separately.
+ (bypass_block): Break over-length line.
+ * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
+ for bb-reorder.o and tracer.o.
+
+2004-08-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * Makefile.in (GTFILES): Remove stmt.c
+ (stmt.o): Do not depend on gt-stmt.h.
+ * emit-rtl.c (emit_line_note): Do not call
+ set_file_and_line_for_stmt.
+ * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
+ do everything.
+ * function.c (free_after_parsing): Do not free STMT field.
+ (allocate_struct_function): Do not call init_stmt_for_function.
+ (assign_stack_temp_for_type): Do not accept values of keep
+ other than 0 or 1.
+ (init_temp_slots): Do not initialize removed variables.
+ * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
+ and X_VAR_TEMP_SLOT_LEVEL fields.
+ * rtl.h (set_file_and_line_for_stmt): Remove.
+ * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
+ struct stmt_status, cond_stack, case_stack, nesting_stack,
+ nesting_depth, emit_locus, set_file_and_line_for_stmt,
+ same_case_target_p, init_stmt_for_function, emit_nop,
+ expand_start_cond, expand_start_elseif, expand_start_else,
+ expand_elseif, expand_end_cond): Remove.
+ (preserve_subexpressions_p): Remove references to CFUN->STMT.
+ (expand_start_case, expand_end_case_type): Remove, merge into...
+ (expand_case): ... this one, including other bits from
+ expand_expr_real_1. Inline same_case_target_p. Turn members
+ of CASE_STACK into local variables.
+ (emit_case_bit_tests): Inline same_case_target_p.
+ (add_case_node): Add HEAD argument, return new head of the list,
+ do not handle default label here.
+ * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
+ expand_start_elseif, current_nesting_level, expand_start_case,
+ expand_end_case_type, expand_end_case, add_case_node,
+ init_stmt_for_function, expand_elseif): Remove prototypes.
+ (expand_case): Add prototype.
+
+2004-08-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * expr.c (expand_expr_real_1): Use optab_for_tree_code.
+
+2004-08-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * expr.c (var_rtx): Remove.
+ (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
+ LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
+ TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
+ Abort.
+ (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
+ * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
+ * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
+
+2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
+ Ayal Zaks <zaks@il.ibm.com>
+
+ * common.opt (freschedule-modulo-scheduled-loops): New flag.
+ * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
+ * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
+ when -freschedule-modulo-scheduled-loops flag is not specified.
+ (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
+ add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
+ More accurate placing of insn in row of partial schedule.
+ (ps_insn_find_column): New function.
+ * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
+ * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
+ (schedule_region): Use sched_is_disabled_for_current_region_p.
+ * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
+
+2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_expand_clrmem): Revert the last
+ change.
+
+2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_expand_clrmem): Properly call
+ gen_strset for 64bit target.
+
+2004-08-07 Olivier Hainque <hainque@act-europe.fr>
+
+ * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
+
+2004-08-07 Jason Merrill <jason@redhat.com>
+
+ Make return in memory explicit.
+ * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
+ (assign_parm_find_data_types): Remove code for old front end
+ invisible reference handling.
+ (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
+ (expand_function_end): Likewise.
+ * gimplify.c (gimplify_return_expr): Handle a dereferenced
+ RESULT_DECL.
+ * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
+ (declare_return_variable): Handle DECL_BY_REFERENCE.
+ * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
+ (cp_genericize_r): Use convert_from_reference.
+ Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
+ (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
+
+ * c-common.c (c_warn_unused_result): Check TREE_USED before
+ warning about a CALL_EXPR with an unused value.
+
+2004-08-06 Mark Mitchell <mark@codesourcery.com>
+
+ * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
+ to the compiler. Use -fshort-wchar by default.
+
+2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
+
+ * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
+ * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
+ threshhold.
+ * doc/invoke.texi (param): Document min-crossjump-insns.
+
+2004-08-06 Richard Sandiford <rsandifo@redhat.com>
+
+ PR c/13282
+ * c.opt (Wmissing-field-initializers): New option.
+ * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
+ * c-typeck.c (pop_init_level): Guard the missing field warning with
+ warn_missing_field_initializers rather than extra_warnings.
+ * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
+ some of the explanation from...
+ (-Wextra): ...here. Say that the missing field warning can be
+ seperately controlled by -Wmissing-field-initializers.
+
+2004-08-06 Paolo Bonzini <bonzini@gnu.org>
+
+ * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
+ * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
+ * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
+ * tree.def (ENTRY_VALUE_EXPR): Remove.
+
+2004-08-06 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
+ the places where it is actually needed. Don't use repz; stosb
+ for -Os with sufficiently small constant sizes.
+ For sufficiently small repz; stos{l,q} repeat counts use a sequence
+ of stos{l,q} instructions instead.
+
+2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR tree-optimization/16807
+ * loop-iv.c (dump_iv_info): Dump invariants correctly.
+ (iv_subreg, iv_extend): Express value of invariant purely in
+ base field.
+
+2004-08-06 Mark Mitchell <mark@codesourcery.com>
+
+ * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
+ (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
+
+2004-08-06 Roman Zippel <zippel@linux-m68k.org>
+
+ * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
+ * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
+ pre_dec_operand.
+ * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
+ pattern until reload is finished to allow better code generation
+ and split them completely into separate instrunctions.
+ (*andsi3_split): New pattern.
+
+2004-08-05 Mark Mitchell <mark@codesourcery.com>
+
+ * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
+ Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
+ DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
+ * tree.h (handle_dll_attribute): Declare. Test
+ TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
+ * c-common.h (c_determine_visibility): Declare.
+ * c-common.c (c_determine_visibility): New function.
+ * c-decl.c (finish_decl): Use it.
+ (finish_function): Likewise.
+ * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
+ zero, by default. Use #if, not #ifdef, to test it.
+ * config/arm/arm.c (arm_attribute_table): Use
+ handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
+ #if.
+ * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
+ * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
+ to 1.
+ * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
+ * config/i386/i386.c (ix86_attribute_table): Use
+ handle_dll_attribute for dllimport/dllexport. Test
+ TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
+ * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
+ * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
+ it to 1.
+ * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
+ with #if.
+ * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
+ it to 1.
+ * doc/extend.texi (dllexport): Clarify and correct documentation.
+ (dllimport): Likewise.
+ * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
+ handle_dll_attribute.
+
+2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * tree-ssa-loop-manip.c: New file.
+ * Makefile.in (tree-ssa-loop-manip.o): Add.
+ * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
+ Declare.
+ * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
+ form.
+ (tree_ssa_loop_done): Verify loop closed ssa form.
+ * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
+
+2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
+ pa_asm_output_aligned_local): New functions.
+ * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
+ pa_asm_output_aligned_common and pa_asm_output_aligned_local.
+ * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
+ pa_asm_output_aligned_common.
+ (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
+ * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
+ (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
+ (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
+ * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
+ (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
+ (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
+ * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
+ common data.
+
+2004-08-05 Andrew Pinski <apinski@apple.com>
+
+ * objc/objc-act.c (build_objc_string_object): Mark the address
+ expression as constant.
+
+2004-08-05 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
+ and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
+ SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
+
+2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
+ Remove definitions conditioned on USE_GNULIBC_1 or conditioned
+ out, and associated obsolete comments.
+
+2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
+
+ * tree.h (force_fit_type): Return a tree, take three flags.
+ * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
+ TREE_CONSTANT_OVERFLOW here.
+ (int_const_binop, const_binop): Adjust.
+ (size_int_type): Do sign extension here.
+ (fold_convert_const, optimize_bit_field_compare,
+ decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
+ fold_negate_const, fold_abs_const, fold_not_const): Adjust.
+ * tree.c (size_in_bytes, int_fits_type_p): Adjust.
+
+2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR tree-optimization/16864
+ * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
+ for ssa names without default_def.
+
+2004-08-05 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/i386/i386.c (ix86_expand_prologue): If the function uses a
+ frame pointer, restore eax with an ebp-relative address.
+
+2004-08-04 Geoffrey Keating <geoffk@apple.com>
+
+ PR 14516
+ * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
+ * c-common.h (make_rtl_for_local_static): Delete.
+ * c-decl.c (shadow_tag_warned): Clean up comment.
+ (finish_decl): Clean up spacing. Use set_user_assembler_name when
+ appropriate. Don't pass asmspec to rest_of_decl_compilation.
+ * c-semantics.c (make_rtl_for_local_static): Delete.
+ * expr.c (init_block_move_fn): Use set_user_assembler_name.
+ (init_block_clear_fn): Likewise.
+ * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
+ expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
+ * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
+ * tree.h (make_decl_rtl): Remove second parameter.
+ (set_user_assembler_name): New.
+ * varasm.c (set_user_assembler_name): New.
+ (make_decl_rtl): Remove second parameter. Update callers in many
+ files.
+
+2004-08-05 Adam Nemet <anemet@lnxw.com>
+
+ * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
+ (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
+ to LynxOS 4.0.
+ * gthr-lynx.h: New file.
+ * config/lynx-ng.h: Remove file.
+ * config/lynx.h: Update to LynxOS 4.0.
+ * config/t-lynx: New file.
+ * config/i386/lynx-ng.h: Remove file.
+ * config/i386/lynx.h: Update to LynxOS 4.0.
+ * config/rs6000/lynxbase.h: Remove file.
+ * config/rs6000/lynx.h: Update to LynxOS 4.0.
+ * config/rs6000/t-lynx: New file.
+ * doc/install.texi (Options specification): Remove reference to
+ LynxOS from systems where --with-gnu-as makes a difference.
+
+2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
+ __UINTMAX_TYPE__.
+ * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
+ __INTMAX_MAX__.
+ (c_cpp_builtins): Call it.
+ * doc/cpp.texi: Update.
+
+2004-08-04 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
+ cost.
+
+2004-08-04 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (profile_staus): New global variable.
+ * cfg.c (profile_status): Declare.
+ (check_bb_profile): Break out from ....; use profile_status
+ (dump_flow_info): ... here.
+ * cfgbuild.c (find_basic_blocks): Set profile_status.
+ * cfgexpand.c (tree_expand_cfg): Likewise.
+ * predict.c (estimate_probability): Likewise.
+ * profile.c (branch_prob): Likewise.
+ * tree-cfg.c (build_tree_cfg): Likewise.
+ (dump_function_to_file): Use check_bb_profile.
+ * tree-pretty-print (dump_bb_header): Likewise.
+ * tree-profile.c (do_tree_profiling): Cleanup.
+
+2004-08-04 Zack Weinberg <zack@codesourcery.com>
+
+ * Makefile.in (RTL_BASE_H, RTL_H): Correct.
+ (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
+ (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
+ (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
+ (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
+ (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
+ (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
+ (ggc-none.o, errors.o): Move rule to generators section;
+ correct dependencies.
+ (min-insn-modes.o): Move rule to generators section; remove
+ unnecessary explicit command; correct dependencies.
+ (print-rtl.o, print-rtl1.o): Correct dependencies.
+ ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
+ (mostlyclean): Update.
+
+ * errors.c: Include bconfig.h not config.h. Correct comment.
+ * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
+ * ggc-none.c: Include bconfig.h; not config.h or tm.h.
+ * print-rtl.c: Don't include tm_p.h.
+
+ * rtl.h: Move forward-decl of struct function down where it's
+ needed. Include genrtl.h #ifndef GENERATOR_FILE, not
+ #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
+
+2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+ Jeff Law <law@redhat.com>
+
+ * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
+ * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
+ * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
+ manipulate the duplicated ssa names.
+ * tree-ssanames.c (ssa_names_to_rewrite): New variable.
+ (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
+ unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
+ New functions.
+ (release_ssa_name): Do not release ssa names that may have multiple
+ definitions.
+ * tree.h (release_ssa_name_force, mark_for_rewrite,
+ unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
+ marked_ssa_names): Declare.
+ * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
+ (duplicate_blocks): Remove call to mark_defs_for_rewrite.
+ Update call to rewrite_ssa_into_ssa.
+
+2004-08-04 Mark Mitchell <mark@codesourcery.com>
+
+ * defaults.h (TARGET_DECLSPEC): New macro.
+ * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
+ * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
+ * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
+ * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
+ __declspec support.
+ (TARGET_DECLSPEC): Define.
+ * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
+ __declspec support.
+ * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
+ __declspec support.
+ (TARGET_DECLSPEC): Define.
+ * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
+ __declspec support.
+ * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
+ support.
+ * doc/tm.texi (TARGET_DECLSPEC): Document.
+
+ * doc/extend.texi: Fix typo in comment.
+
+2004-08-04 Paul Brook <paul@codesourcery.com>
+
+ * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
+ (TARGET_CXX): Use it.
+ * target.h (struct gcc_target): Add cdtor_returns_this.
+ * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
+ (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
+ * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
+
+2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
+
+ * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
+ low/high pair. Do range checking directly.
+ (interpret_integer): Adjust.
+
+2004-08-04 Nick Clifton <nickc@redhat.com>
+
+ * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
+ GCC ABI.
+ * doc/invoke.texi: Document this new switch and also the -mrenesas
+ switch.
+
+2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
+
+ * cfglayout.c (insn_locators_initialize): Update the current
+ location before initializing a location.
+
+2004-08-03 Zack Weinberg <zack@codesourcery.com>
+
+ * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
+ (dbxout_function_end): Return after emitting the "Lscope" symbol
+ under the same conditions that this function formerly wasn't called.
+ Add explanatory comments.
+
+ PR 14860
+ * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
+ on the new decl.
+
+ PR 13956
+ * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
+ functions, broken out of dbxout_block.
+ (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
+ stabs too, if it contains symbols. Use the begin_label and
+ the Lscope label (emitted by dbxout_function_end) for the
+ range of this block.
+
2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
* doc/install.texi: Update autoconf version requirements.
* objc/objc-act.c (get_super_receiver): Update calls to
build_compound_expr.
-2004-07-12 Paolo Bonzini <bonzini@gnu.org>
+2004-07-18 Paolo Bonzini <bonzini@gnu.org>
* config/sh/sh.c (sh_use_dfa_interface): Remove.
(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
git://gcc.gnu.org / gcc.git / blobdiff