+2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR bootstrap/35169
+ * optc-gen.awk: Work around HP-UX/IA awk bug.
+
+2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
+ 2008-04-25 commit.
+
+2008-04-28 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/36073
+ * config/i386/i386.md
+ (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
+ Change operand 1 predicate to nonimmediate_operand.
+
+2008-04-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/36060
+ * dwarf2out.c (struct die_struct): Mark as chain_circular through
+ die_sub field.
+ * gengtype.c (walk_type, write_func_for_structure): Handle
+ chain_circular.
+ * doc/gty.texi: Document chain_circular.
+
+2008-04-28 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36066
+ * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
+ SCEV and loop.
+
+2008-04-28 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/36064
+ * config/i386/i386.md
+ (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
+ Use match_scratch instead of match_operand for operands 3 and 4.
+
+2008-04-27 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/18754
+ PR tree-optimization/34223
+ * tree-pass.h (pass_complete_unrolli): Declare.
+ * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
+ loop size before and after unconditionally of UL_NO_GROWTH in effect.
+ Rewrite loop into loop closed SSA form if it is not already.
+ (tree_unroll_loops_completely): Re-structure to iterate over
+ innermost loops with intermediate CFG cleanups.
+ Unroll outermost loops only if requested or the code does not grow
+ doing so.
+ * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
+ loops are available.
+ (tree_vectorize): Instead do so here.
+ (tree_complete_unroll): Also unroll outermost loops.
+ (tree_complete_unroll_inner): New function.
+ (gate_tree_complete_unroll_inner): Likewise.
+ (pass_complete_unrolli): New pass.
+ * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
+ uses outside of the loop.
+ (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
+ form if it is available.
+ * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
+ * passes.c (init_optimization_passes): Schedule complete inner
+ loop unrolling pass before the first CCP pass after final inlining.
+
+2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
+
+ * targhooks.h (default_emutls_var_fields,
+ default_emutls_var_init): Declare.
+ * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
+ * target.h (struct gcc_target): Add struct emutls member.
+ * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
+ TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
+ TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
+ TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
+ TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
+ TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
+ (TARGET_INITIALIZER): Add TARGET_EMUTLS.
+ * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
+ BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
+ * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
+ emit debug information.
+ * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
+ * varasm.c: Include targhooks.h.
+ (emutls_object_section, emutls_tmpl_section): New.
+ (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
+ (EMUTLS_SEPARATOR): New.
+ (prefix_name): New.
+ (get_emutls_object_name): New.
+ (default_emutls_var_fields): New, broken out of ...
+ (get_emutls_object_type): ... here. Adjust to use target hooks.
+ (get_emutls_init_templ_addr): Adjust to use target hooks.
+ (emutls_decl): Adjust to use target hooks.
+ (emutls_finish): Likewise.
+ (default_emutls_var_init): New, broken out of ...
+ (assemble_variable): ... here. Adjust to use target hooks.
+ * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
+ SECCAT_EMUTLS_TMPL.
+ * c-common.c (handle_section_attribute): Prevent overriding
+ sections for emulated tls with special sections.
+ * config/i386/i386.c (x86_64_elf_select_section): Add
+ SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
+ (x86_64_elf_unique_section): Likewise.
+ * config/vxworks.c: Include tree.h.
+ (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
+ (vxworks_override_options): Set TLS scheme.
+ * doc/tm.texi (Emulated TLS): New node.
+
+2008-04-26 Simon Baldwin <simonb@google.com>
+
+ PR c/35652
+ * builtins.c (c_strlen): Suppressed multiple warnings that can occur
+ with propagated string constants.
+
+2008-04-26 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
+ constraint for operand 2 when operand 0 is memory operand.
+ (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
+ operand 0 is memory operand.
+ (fix_trunc<mode>_i387_with_temp): Ditto.
+ (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
+ operand 2 when operand 1 is memory operand.
+ (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
+ (*floatsi<mode>2_vector_sse_with_temp): Ditto.
+ (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
+ (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
+ (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
+ operands 2,3 and 4 when operand 1 is memory operand.
+ (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
+ is memory operand.
+ (fistdi2_floor_with_temp): Ditto.
+ (fist<mode>2_floor_with_temp): Ditto.
+ (fistdi2_ceil_with_temp): Ditto.
+ (fist<mode>2_ceil_with_temp): Ditto.
+ (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
+
+2008-04-26 David Daney <ddaney@avtrex.com>
+
+ * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
+ unspec_volitile.
+ (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
+ UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
+ UNSPEC_UPDATE_GOT_VERSION): Renumber.
+ (sync_compare_and_swap<mode>): New expand for QI and HI modes.
+ (compare_and_swap_12): New insn.
+ * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
+ * config/mips/mips.c (mips_force_binary): New function.
+ (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
+ (mips_expand_compare_and_swap_12): New function.
+ * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
+
+2008-04-25 Jan Hubicka <jh@suse.cz>
+
+ PR testsuite/35843
+ * cfgexpand.c (pass_expand): Turn into RTL pass.
+ * passes.c (execute_one_pass): Do pass typechecking after execution.
+ * tree-pass.h (pass_expand): Turn into RTL pass.
+
+ * function.h (struct rtl_data): Move here fields
+ accesses_prior_frames, calls_eh_return, saves_all_registers,
+ has_nonlocal_goto, has_asm_statement, is_thunk,
+ all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
+ uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
+ arg_pointer_save_area_init from struct function; turn into bool.
+ (struct function): Move
+ calls_eh_return, saves_all_registers, has_nonlocal_goto,
+ has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
+ profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
+ tail_call_emit, arg_pointer_save_area_init
+ into struct rtl_data. Remove recursive_call_emit and gimplified flags.
+ (current_function_returns_struct, current_function_returns_pcc_struct,
+ current_function_calls_setjmp, current_function_calls_alloca,
+ current_function_accesses_prior_frames,
+ current_function_calls_eh_return, current_function_is_thunk,
+ current_function_stdarg, current_function_profile,
+ current_function_limit_stack, current_function_uses_pic_offset_table,
+ current_function_uses_const_pool, current_function_has_nonlocal_label,
+ current_function_saves_all_registers,
+ current_function_has_nonlocal_goto,
+ current_function_has_asm_statement): Remove accesor macros.
+ * ra-conflict.c (global_conflicts): Update.
+ * tree-tailcall.c (suitable_for_tail_opt_p): Update.
+ (suitable_for_tail_call_opt_p): Update.
+ * builtins.c (expand_builtin_return_addr): Update.
+ (expand_builtin_setjmp_setup): Update.
+ (expand_builtin_nonlocal_goto): Update.
+ * final.c (final_start_function): Update.
+ (profile_function): Update.
+ (leaf_function_p): Update.
+ (only_leaf_regs_used): Update.
+ * df-scan.c (df_get_exit_block_use_set): Update.
+ * dojump.c (clear_pending_stack_adjust): Update.
+ * tree-stdarg.c (gate_optimize_stdarg): Update.
+ * gimple-low.c (lower_function_body): Update.
+ * global.c (compute_regsets): Update.
+ (global_alloc): Update.
+ * dwarf2out.c (dwarf2out_begin_prologue): Update.
+ * expr.c (expand_assignment): Update.
+ * dse.c (dse_step0): Update.
+ (dse_step1): Update.
+ * c-decl.c (store_parm_decls): Update.
+ * local-alloc.c (combine_regs): Update.
+ (find_free_reg): Update.
+ * function.c (assign_parms_augmented_arg_list): Update.
+ (assign_parm_find_data_types): Update.
+ (assign_parms): Update.
+ (allocate_struct_function): Update.
+ (expand_function_start): Update.
+ (expand_function_end): Update.
+ (get_arg_pointer_save_area): Update.
+ (thread_prologue_and_epilogue_insns): Update.
+ (rest_of_match_asm_constraints): Update.
+ * stor-layout.c (variable_size): Update.
+ * gcse.c (gcse_main): Update.
+ (bypass_jumps): Update.
+ * gimplify.c (gimplify_function_tree): Update.
+ * calls.c (emit_call_1): Update.
+ (expand_call): Update.
+ * bt-load.c (compute_defs_uses_and_gen): Update.
+ * except.c (sjlj_assign_call_site_values): Update.
+ (sjlj_emit_function_enter): Update.
+ (can_throw_external): Update.
+ (set_nothrow_function_flags): Update.
+ (expand_builtin_unwind_init): Update.
+ (expand_eh_return): Update.
+ (convert_to_eh_region_ranges): Update.
+ (output_function_exception_table): Update.
+ * emit-rtl.c (gen_tmp_stack_mem): Update.
+ * cfgexpand.c (expand_used_vars): Update.
+ (tree_expand_cfg): Update.
+ * cfgcleanup.c (rest_of_handle_jump): Update.
+ * explow.c (allocate_dynamic_stack_space): Update.
+ * varasm.c (assemble_start_function): Update.
+ (force_const_mem): Update.
+ (mark_constant_pool): Update.
+ * tree-optimize.c (tree_rest_of_compilation): Update.
+ * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
+ * tree-cfg.c (notice_special_calls): Update.
+ (is_ctrl_altering_stmt): Update.
+ (tree_can_make_abnormal_goto): Update.
+ (tree_purge_dead_abnormal_call_edges): Update.
+ * config/alpha/predicates.md: Update.
+ * config/alpha/alpha.c (alpha_sa_mask): Update.
+ (alpha_sa_size): Update.
+ (alpha_does_function_need_gp): Update.
+ (alpha_expand_prologue): Update.
+ (alpha_start_function): Update.
+ (alpha_output_function_end_prologue): Update.
+ (alpha_expand_epilogue): Update.
+ * config/frv/frv.c (frv_stack_info): Update.
+ (frv_expand_epilogue): Update.
+ * config/s390/s390.c (s390_regs_ever_clobbered): Update.
+ (s390_register_info): Update.
+ (s390_frame_info): Update.
+ (s390_init_frame_layout): Update.
+ (s390_can_eliminate): Update.
+ (save_gprs): Update.
+ * config/spu/spu.c (spu_split_immediate): Update.
+ (need_to_save_reg): Update.
+ (spu_expand_prologue): Update.
+ (spu_expand_epilogue): Update.
+ * config/sparc/sparc.md: Update.
+ * config/sparc/sparc.c (eligible_for_return_delay): Update.
+ (sparc_tls_got): Update.
+ (legitimize_pic_address): Update.
+ (sparc_emit_call_insn): Update.
+ (sparc_expand_prologue): Update.
+ (output_return): Update.
+ (print_operand): Update.
+ (sparc_function_ok_for_sibcall): Update.
+ * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
+ * config/m32r/m32r.md: Update.
+ * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
+ (m32r_compute_frame_size): Update.
+ (m32r_expand_prologue): Update.
+ (m32r_expand_epilogue): Update.
+ (m32r_legitimize_pic_address): Update.
+ * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
+ * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
+ * config/i386/i386.c (ix86_frame_pointer_required): Update.
+ (gen_push): Update.
+ (ix86_save_reg): Update.
+ (ix86_compute_frame_layout): Update.
+ (ix86_expand_prologue): Update.
+ (ix86_expand_epilogue): Update.
+ * config/sh/sh.c (output_stack_adjust): Update.
+ (calc_live_regs): Update.
+ (sh5_schedule_saves): Update.
+ (sh_expand_prologue): Update.
+ (sh_expand_epilogue): Update.
+ (sh_setup_incoming_varargs): Update.
+ (sh_allocate_initial_value): Update.
+ (sh_get_pr_initial_val): Update.
+ * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
+ * config/sh/sh.md (label:): Update.
+ * config/avr/avr.c (out_movhi_mr_r): Update.
+ * config/crx/crx.h (enum): Update.
+ * config/xtensa/xtensa.h (along): Update.
+ * config/stormy16/stormy16.c Update.
+ (xstormy16_compute_stack_layout): Update.
+ * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
+ (fr30_expand_prologue): Update.
+ * config/cris/cris.c (cris_conditional_register_usage): Update.
+ (cris_reg_saved_in_regsave_area): Update.
+ (cris_initial_frame_pointer_offset): Update.
+ (cris_simple_epilogue): Update.
+ (cris_expand_prologue): Update.
+ (cris_expand_epilogue): Update.
+ (cris_expand_pic_call_address): Update.
+ (cris_asm_output_symbol_ref): Update.
+ (cris_asm_output_label_ref): Update.
+ * config/cris/cris.md Update.
+ * config/iq2000/iq2000.c (compute_frame_size): Update.
+ (iq2000_expand_epilogue): Update.
+ * config/mt/mt.h (save_direction): Update.
+ * config/mn10300/mn10300.c (mn10300_function_value): Update.
+ * config/ia64/ia64.c (ia64_compute_frame_size): Update.
+ (ia64_secondary_reload_class): Update.
+ * config/m68k/m68k.c (m68k_save_reg): Update.
+ (m68k_expand_prologue): Update.
+ (m68k_expand_epilogue): Update.
+ (legitimize_pic_address): Update.
+ * config/rs6000/rs6000.c (rs6000_got_register): Update.
+ (first_reg_to_save): Update.
+ (first_altivec_reg_to_save): Update.
+ (compute_vrsave_mask): Update.
+ (compute_save_world_info): Update.
+ (rs6000_stack_info): Update.
+ (spe_func_has_64bit_regs_p): Update.
+ (rs6000_ra_ever_killed): Update.
+ (rs6000_emit_eh_reg_restore): Update.
+ (rs6000_emit_allocate_stack): Update.
+ (rs6000_emit_prologue): Update.
+ (rs6000_emit_epilogue): Update.
+ (rs6000_output_function_epilogue): Update.
+ (output_profile_hook): Update.
+ (rs6000_elf_declare_function_name): Update.
+ * config/rs6000/rs6000.h (rs6000_args): Update.
+ * config/rs6000/rs6000.md: Update.
+ * config/mcore/mcore.c (mcore_expand_prolog): Update.
+ * config/arc/arc.c (arc_output_function_epilogue): Update.
+ * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
+ * config/darwin.c (machopic_function_base_name): Update.
+ * config/score/score3.c (score3_compute_frame_size): Update.
+ (rpush): Update.
+ (rpop): Update.
+ (score3_epilogue): Update.
+ * config/score/score7.c (score7_compute_frame_size): Update.
+ (score7_prologue): Update.
+ (score7_epilogue): Update.
+ * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
+ * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
+ * config/arm/arm.c (use_return_insn): Update.
+ (require_pic_register): Update.
+ (arm_load_pic_register): Update.
+ (arm_compute_save_reg0_reg12_mask): Update.
+ (arm_compute_save_reg_mask): Update.
+ (thumb1_compute_save_reg_mask): Update.
+ (output_return_instruction): Update.
+ (arm_output_function_prologue): Update.
+ (arm_output_epilogue): Update.
+ (arm_get_frame_offsets): Update.
+ (arm_expand_prologue): Update.
+ (thumb_pushpop): Update.
+ (thumb_exit): Update.
+ (thumb1_expand_prologue): Update.
+ (thumb1_expand_epilogue): Update.
+ (arm_unwind_emit): Update.
+ (arm_output_fn_unwind): Update.
+ * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
+ * config/arm/arm.md: Update.
+ * config/pa/pa.md: Update.
+ * config/pa/pa.c (legitimize_pic_address): Update.
+ (compute_frame_size): Update.
+ (hppa_expand_prologue): Update.
+ (hppa_expand_epilogue): Update.
+ (borx_reg_operand): Update.
+ * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
+ (HARD_REGNO_RENAME_OK): Update.
+ * config/mips/mips.c (mips_global_pointer): Update.
+ (mips_save_reg_p): Update.
+ (mips_compute_frame_info): Update.
+ (mips_frame_pointer_required): Update.
+ (mips_expand_prologue): Update.
+ (mips_expand_epilogue): Update.
+ (mips_can_use_return_insn): Update.
+ (mips_reorg_process_insns): Update.
+ * config/v850/v850.c (compute_register_save_size): Update.
+ * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
+ * config/mmix/mmix.c (along): Update.
+ (mmix_expand_epilogue): Update.
+ * config/bfin/bfin.c (legitimize_pic_address): Update.
+ (must_save_p): Update.
+ (stack_frame_needed_p): Update.
+ (add_to_reg): Update.
+ (bfin_expand_prologue): Update.
+ * stmt.c (expand_asm_operands): Update.
+ * reload1.c (reload): Update.
+ (init_elim_table): Update.
+
2008-04-25 Bob Wilson <bob.wilson@acm.org>
* optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2008-04-01 George Helffrich <george@gcc.gnu.org>
- PR fortran/PR35154, fortran/PR23057
- * fortran/trans-common.c (create_common): Add decl to function
- chain to preserve identifier scope in debug output.
-
+ PR fortran/35154, fortran/23057
* dbxout.c: Emit .stabs debug info for Fortran COMMON block
variables as base symbol name + offset using N_BCOMM/N_ECOMM.
(is_fortran, dbxout_common_name, dbxout_common_check): New functions.
(common_check): New function to check whether symbol in Fortran COMMON.
(gen_variable_die): If COMMON, use DW_TAG_common_block.
- * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
- use of common is unchanged.
-
- * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
- with all combinations of debug options available on target.
- * testsuite/gfortran.dg/debug/debug.exp: Ditto.
- * testsuite/gfortran.dg/debug/trivial.f: Ditto.
- * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
- .stabs functionality.
- * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
- DWARF functionality.
-
2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
PR c/35436
* config/spu/spu-builtins.def: Fixed wrong parameter type in spu
intrinsics spu_convts, spu_convtu, spu_convtf.
- * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2008-02-08 Hans-Peter Nilsson <hp@axis.com>