* gengtype.c (process_gc_options): Remove unnecessary forward decl.
Add another out parameter, "skip".
(set_gc_used_type): Adjust calls to process_gc_options. If a field
is tagged "skip", do not mark its type used.
From-SVN: r119034
* extended.texi (__builtin_expect): We no longer require second argument
to be constant.
* gengtype.c (adjust_field_rtx_def): Drop NOTE_INSN_EXPECTED_VALUE.
* builtins.c (expand_builtin_expect): Simplify.
(expand_builtin_expect_jump): Kill.
* final.c (final_scan_insn): Do not skip the removed notes.
* insn-notes.def (LOOP_BEG, LOOP_END, REPEATED_LINE_NUMBER,
EXPECTED_VALUE): Remove.
* dojump.c (do_jump): Do not care about __builtin_expect.
* predict.c (expected_value_to_br_prob): Kill.
* function.c (expand_function_end): Do not expand
NOTE_INSN_REPEATED_LINE_NUMBER.
* print-rtl.c (print_rtx): Do not pretty print the removed notes.
* expect.c (sjlj_emit_function_enter): Emit directly branch probability.
* cfgexpand.c (add_reg_br_prob_note): Export.
* cfgcleanup.c (rest_of_handle_jump2): Do not call
expected_value_to_br_prob.
* cfglayout.c (duplicate_insn_chain): Do not deal with removed notes.
* rtl.h (add_reg_br_prob_note): Declare.
From-SVN: r118696
* cselib.c (cselib_init): Change RTX_SIZE to RTX_CODE_SIZE.
* emit-rtl.c (copy_rtx_if_shared_1): Use shallow_copy_rtx.
(copy_insn_1): Likewise. Don't copy each field individually.
Reindent.
* read-rtl.c (apply_macro_to_rtx): Use RTX_CODE_SIZE instead
of RTX_SIZE.
* reload1.c (eliminate_regs): Use shallow_copy_rtx.
* rtl.c (rtx_size): Rename variable to...
(rtx_code_size): ...this.
(rtx_size): New function.
(rtx_alloc_stat): Use RTX_CODE_SIZE instead of RTX_SIZE.
(copy_rtx): Use shallow_copy_rtx. Don't copy each field individually.
Reindent.
(shallow_copy_rtx_stat): Use rtx_size instead of RTX_SIZE.
* rtl.h (rtx_code_size): New variable.
(rtx_size): Change from a variable to a function.
(RTX_SIZE): Rename to...
(RTX_CODE_SIZE): ...this.
PR target/9703
PR tree-optimization/17106
* doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Document.
(Anchored Addresses): New section.
* doc/invoke.texi (-fsection-anchors): Document.
* doc/rtl.texi (SYMBOL_REF_IN_BLOCK_P, SYMBOL_FLAG_IN_BLOCK): Likewise.
(SYMBOL_REF_ANCHOR_P, SYMBOL_FLAG_ANCHOR): Likewise.
(SYMBOL_REF_BLOCK, SYMBOL_REF_BLOCK_OFFSET): Likewise.
* hooks.c (hook_bool_mode_rtx_false): New function.
* hooks.h (hook_bool_mode_rtx_false): Declare.
* gengtype.c (create_optional_field): New function.
(adjust_field_rtx_def): Add the "block_sym" field for SYMBOL_REFs when
SYMBOL_REF_IN_BLOCK_P is true.
* target.h (output_anchor, use_blocks_for_constant_p): New hooks.
(min_anchor_offset, max_anchor_offset): Likewise.
(use_anchors_for_symbol_p): New hook.
* toplev.c (compile_file): Call output_object_blocks.
(target_supports_section_anchors_p): New function.
(process_options): Check that -fsection-anchors is only used on
targets that support it and when -funit-at-a-time is in effect.
* tree-ssa-loop-ivopts.c (prepare_decl_rtl): Only create DECL_RTL
if the decl doesn't have one.
* dwarf2out.c: Remove instantiations of VEC(rtx,gc).
* expr.c (emit_move_multi_word, emit_move_insn): Pass the result
of force_const_mem through use_anchored_address.
(expand_expr_constant): New function.
(expand_expr_addr_expr_1): Call it. Use the same modifier when
calling expand_expr for INDIRECT_REF.
(expand_expr_real_1): Pass DECL_RTL through use_anchored_address
for all modifiers except EXPAND_INITIALIZER. Use expand_expr_constant.
* expr.h (use_anchored_address): Declare.
* loop-unroll.c: Don't declare rtx vectors here.
* explow.c: Include output.h.
(validize_mem): Call use_anchored_address.
(use_anchored_address): New function.
* common.opt (-fsection-anchors): New switch.
* varasm.c (object_block_htab, anchor_labelno): New variables.
(hash_section, object_block_entry_eq, object_block_entry_hash)
(use_object_blocks_p, get_block_for_section, create_block_symbol)
(use_blocks_for_decl_p, change_symbol_section): New functions.
(get_variable_section): New function, split out from assemble_variable.
(make_decl_rtl): Create a block symbol if use_object_blocks_p and
use_blocks_for_decl_p say so. Use change_symbol_section if the
symbol has already been created.
(assemble_variable_contents): New function, split out from...
(assemble_variable): ...here. Don't output any code for
block symbols; just pass them to place_block_symbol.
Use get_variable_section and assemble_variable_contents.
(get_constant_alignment, get_constant_section, get_constant_size): New
functions, split from output_constant_def_contents.
(build_constant_desc): Create a block symbol if use_object_blocks_p
says so. Or into SYMBOL_REF_FLAGS.
(assemble_constant_contents): New function, split from...
(output_constant_def_contents): ...here. Don't output any code
for block symbols; just pass them to place_section_symbol.
Use get_constant_section and get_constant_alignment.
(force_const_mem): Create a block symbol if use_object_blocks_p and
use_blocks_for_constant_p say so. Or into SYMBOL_REF_FLAGS.
(output_constant_pool_1): Add an explicit alignment argument.
Don't switch sections here.
(output_constant_pool): Adjust call to output_constant_pool_1.
Switch sections here instead. Don't output anything for block symbols;
just pass them to place_block_symbol.
(init_varasm_once): Initialize object_block_htab.
(default_encode_section_info): Keep the old SYMBOL_FLAG_IN_BLOCK.
(default_asm_output_anchor, default_use_aenchors_for_symbol_p)
(place_block_symbol, get_section_anchor, output_object_block)
(output_object_block_htab, output_object_blocks): New functions.
* target-def.h (TARGET_ASM_OUTPUT_ANCHOR): New macro.
(TARGET_ASM_OUT): Include it.
(TARGET_USE_BLOCKS_FOR_CONSTANT_P): New macro.
(TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET): New macros.
(TARGET_USE_ANCHORS_FOR_SYMBOL_P): New macro.
(TARGET_INITIALIZER): Include them.
* rtl.c (rtl_check_failed_block_symbol): New function.
* rtl.h: Include vec.h. Declare heap and gc rtx vectors.
(block_symbol, object_block): New structures.
(rtx_def): Add a block_symbol field to the union.
(BLOCK_SYMBOL_CHECK): New macro.
(rtl_check_failed_block_symbol): Declare.
(SYMBOL_FLAG_IN_BLOCK, SYMBOL_FLAG_ANCHOR): New SYMBOL_REF flags.
(SYMBOL_REF_IN_BLOCK_P, SYMBOL_REF_ANCHOR_P): New predicates.
(SYMBOL_FLAG_MACH_DEP_SHIFT): Bump by 2.
(SYMBOL_REF_BLOCK, SYMBOL_REF_BLOCK_OFFSET): New accessors.
* output.h (output_section_symbols): Declare.
(object_block): Name structure.
(place_section_symbol, get_section_anchor, default_asm_output_anchor)
(default_use_anchors_for_symbol_p): Declare.
* Makefile.in (RTL_BASE_H): Add vec.h.
(explow.o): Depend on output.h.
* config/rs6000/rs6000.c (TARGET_MIN_ANCHOR_OFFSET): Override default.
(TARGET_MAX_ANCHOR_OFFSET): Likewise.
(TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
(rs6000_use_blocks_for_constant_p): New function.
From-SVN: r111254
* doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
* gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
depending on the value of CONSTANT_POOL_ADDRESS_P.
* optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
SYMBOL_REF_DECL.
* varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
rather than SYMBOL_REF_DECL.
(rtx_constant_pool): Remove const_rtx_sym_htab.
(const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
(init_varasm_status): Don't initialize const_rtx_sym_htab.
(force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
Remove handling of const_rtx_sym_htab.
(find_pool_constant): Delete.
(get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
rather than find_pool_constant.
(get_pool_constant_for_function): Delete.
(get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
find_pool_constant.
* rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
(X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
(SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
(SYMBOL_REF_CONSTANT): New macro.
(get_pool_constant_for_function): Delete.
* config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
rather than SYMBOL_REF_DECL.
(i386_pe_mark_dllimport): Likewise.
* config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
rather than SYMBOL_REF_DECL.
* config/darwin.c (machopic_indirect_data_reference): Likewise.
(machopic_indirect_call_target): Likewise.
From-SVN: r110210
* gengtype.c (new_structure): Return the structure.
(create_option): Add an extra "next" argument.
(create_field): New function.
(adjust_field_rtx_def): Use create_option and create_field.
Remove a now-unnecessary call to find_structure.
(adjust_field_tree_def): Likewise.
(note_yacc_type): Remove an unnecessary call to find_structure.
* gengtype.h (new_structure): Return the structure.
(create_option): Add an extra argument.
* gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
(option): Adjust calls to create_option.
From-SVN: r110108
* config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
(alpha_elf_select_rtx_section): Return the selected section rather
than emitting assembly code.
(alpha_write_linkage): Emit a ".link" directive directly and then
set in_section to NULL.
(vms_asm_out_constructor): Use switch_to_section.
(vms_asm_out_destructor): Likewise.
(unicosmk_output_common): Set in_section to NULL instead of calling
the dummy common_section function.
(unicosmk_text_section): Delete in favor of...
(unicosmk_output_text_section_asm_op): ...this new function.
(unicosmk_data_section): Delete in favor of...
(unicosmk_output_data_section_asm_op): ...this new function.
(unicosmk_init_sections): New function.
(unicosmk_output_deferred_case_vectors): Use switch_to_section.
(unicosmk_output_ssib): Set in_section to NULL instead of calling
the dummy ssib_section function.
(unicosmk_section_buf): Delete.
* config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
(unicosmk_data_section): Delete.
* config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
(SECTION_FUNCTION_TEMPLATE): Delete.
* config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
(READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
(common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
(ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
(TARGET_ASM_INIT_SECTIONS): Define.
* config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
(link_section, literals_section): Delete.
(ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
set in_section to NULL.
* config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
(COMMON_SECTION): Delete.
(TARGET_ASM_INIT_SECTIONS): Define.
(ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
the dummy common_section function.
* config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
* config/arm/arm.c (get_jump_table_size): Use pointer comparison
between readonly_data_section and text_section to check whether
read-only data is being put in the text section.
(arm_output_function_epilogue): Use switch_to_section.
(arm_elf_asm_constructor): Likewise.
(thumb_call_via_reg): Replace call to in_text_section with
a comparison between in_section and text_section.
(arm_file_end): Use switch_to_section.
(aof_text_section): Delete in favor of...
(aof_output_text_section_asm_op): ...this new function.
(aof_data_section): Delete in favor of...
(aof_output_data_section_asm_op): ...this new function.
(aof_asm_init_sections): New function.
(zero_init_section): Moved from config/arm/aof.h.
(aof_dump_imports, aof_file_start): Use switch_to_section.
* config/arm/arm.h (thumb_call_via_label): Update comment.
* config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
(common_section): Delete.
* config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
(ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
global switch_to_section function instead of the old port-local one.
(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
(SWITCH_TO_SECTION_FUNCTION): Delete.
(drectve_section): Redefine as a macro.
* config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
(ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
switch_to_section.
* config/avr/avr.c (progmem_section): New variable.
(avr_output_progmem_section_asm_op): New function.
(avr_asm_init_sections): New function.
(avr_output_addr_vec_elt): Use switch_to_section.
* config/avr/avr.h (progmem_section): Declare.
(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
(READONLY_DATA_SECTION): Delete.
(TARGET_ASM_INIT_SECTIONS): Define.
(ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
* config/avr/avr-protos.h (progmem_section): Delete.
* config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
* config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
(INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
* config/darwin-sections.def: New file.
* config/darwin.c: Define all sections in darwin-sections.def.
(output_objc_section_asm_op, darwin_init_sections): New functions.
(machopic_output_indirection): Use switch_to_section.
(machopic_select_section): Return the selected section rather than
emitting assembly code. Replace the static function table with
inline conditional expressions. Update the tests of last_text_section
and move them into the FUNCTION_DECL block.
(machopic_select_rtx_section): Return the selected section rather than
emitting assembly code.
(machopic_asm_out_constructor, machopic_asm_out_destructor)
(darwin_file_end): Use switch_to_section.
* config/darwin.h: Use darwin-sections.def to declare sections.
(INIT_SECTION_ASM_OP): Remove empty definition.
(HAS_INIT_SECTION): Define this instead.
(SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
(READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
(TARGET_ASM_EH_FRAME_SECTION): Delete.
(TARGET_ASM_INIT_SECTIONS): Define.
* config/darwin-protos.h (darwin_init_sections): Declare.
(machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
(machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
(machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
(constructor_section, destructor_section, mod_init_section): Delete.
(mod_term_section): Delete.
(darwin_exception_section, darwin_eh_frame_section): Delete.
(machopic_select_section): Return a section.
(machopic_select_rtx_section): Likewise.
(text_coal_section, text_unlikely_section, text_unlikely_coal_section)
(const_section, const_coal_section, const_data_section): Delete.
(const_data_coal_section, data_coal_section, cstring_section): Delete.
(literal4_section, literal8_section, constructor_section): Delete.
(mod_init_section, mod_term_section, destructor_section): Delete.
(objc_class_section, objc_meta_class_section, objc_category_section)
(objc_class_vars_section, objc_instance_vars_section): Delete.
(objc_cls_meth_section, objc_inst_meth_section): Delete.
(objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
(objc_selector_refs_section, objc_selector_fixup_section): Delete.
(objc_symbols_section, objc_module_info_section): Delete.
(objc_image_info_section, objc_protocol_section): Delete.
(objc_string_object_section, objc_constant_string_object_section)
(objc_class_names_section, objc_meth_var_names_section): Delete.
(objc_meth_var_types_section, objc_cls_refs_section): Delete.
(machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
(machopic_symbol_stub_section, machopic_picsymbol_stub_section)
(darwin_exception_section, darwin_eh_frame_section): Delete.
* config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
* config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
(frv_asm_out_destructor): Likewise.
* config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
(SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
(ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
get_named_section.
(ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
* config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
(data_section): Delete.
* config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
(DRECTVE_SECTION_FUNCTION): Delete.
(drectve_section): Redefine as a macro that sets in_section after
emitting the directive.
(SWITCH_TO_SECTION_FUNCTION): Delete.
* config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
in_text_section with comparison between in_section and text_section.
* config/i386/i386.c (x86_64_elf_select_section): Return the section
rather than emitting assembly code. Use get_named_section.
(x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
get_named_section.
(machopic_output_stub): Use switch_to_section.
* config/i386/nwld.c (nwld_named_section_asm_out_constructor)
(nwld_named_section_asm_out_destructor): Use get_section and
switch_to_section.
* config/ia64/ia64.c (ia64_select_rtx_section): Return the section
rather than emitting assembly code.
(ia64_rwreloc_select_section): Likewise.
(ia64_rwreloc_select_rtx_section): Likewise.
* config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
* config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
switch_to_section.
(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
(SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
* config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
section rather than emitting assembly code.
(iq2000_select_section): Likewise.
* config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
(sbss_section): Delete.
* config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
and get_named_section.
* config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
* config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
(SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
(EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
(MCORE_EXPORT_NAME): Emit the exports directive directly, then set
in_section to NULL.
(ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
(ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
global switch_to_section function instead of the old port-local one.
* config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
(SWITCH_SECTION_FUNCTION): Delete.
* config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
(DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
(SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
(MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
in_section to NULL.
(ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
global switch_to_section function instead of the old port-local one.
(ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
* config/mips/mips.c (mips_file_start): Update comment.
(mips_output_aligned_bss): Use switch_to_section and get_named_section.
(mips_output_aligned_decl_common): Use switch_to_section.
(mips_select_rtx_section): Return the section rather than emitting
assembly code. Use get_named_section.
(mips_function_rodata_section: Likewise get_section.
(build_mips16_function_stub): Use switch_to_section.
* config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
(SDATA_SECTION_ASM_OP): Delete.
* config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
(EXTRA_SECTION_FUNCTIONS): Delete.
* config/mmix/mmix.c (mmix_file_start, mmix_file_end)
(mmix_asm_output_aligned_local): Use switch_to_section.
* config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
(som_one_only_readonly_data_section): New variables.
(pa_output_function_epilogue): Set in_section to NULL instead of
calling forget_section.
(output_deferred_plabels): Use select_section.
(pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
of calling forget_section.
(pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
(pa_asm_output_aligned_local): Use select_section.
(som_text_section_asm_op): Delete in favor of...
(som_output_text_section_asm_op): ...this new function.
(pa_som_asm_init_sections): New function.
(pa_select_section): Return the section rather than emitting
assembly code.
* config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
(SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
(SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
(SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
* config/pa/pa-protos.h (som_text_section_asm_op): Delete.
(som_readonly_data_section, som_one_only_readonly_data_section)
(som_one_only_data_section, forget_section): Delete.
* config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
(TARGET_ASM_INIT_SECTIONS): Define.
(READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
* config/rs6000/rs6000.c (read_only_data_section): New variable.
(private_data_section, read_only_private_data_section): New variables.
(sdata2_section, toc_section): New variables.
(rs6000_file_start): Use switch_to_section.
(rs6000_assemble_integer): Use comparisons against in_section
instead of calling in_toc_section and in_text_section. Use
unlikely_text_section_p.
(rs6000_elf_output_toc_section_asm_op): New function, derived
from the old rs6000/sysv4.h toc_section function.
(rs6000_elf_asm_init_sections): New function.
(rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
the section rather than emitting assembly code.
(machopic_output_stub): Use switch_to_section.
(toc_section): Delete dummy function.
(rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
switch_to_section and get_section.
(rs6000_xcoff_output_readonly_section_asm_op): New function.
(rs6000_xcoff_output_readwrite_section_asm_op): New function.
(rs6000_xcoff_output_toc_section_asm_op): New function, derived from
the old rs6000/xcoff.h toc_section function.
(rs6000_xcoff_asm_init_sections): New function.
(rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
the section rather than emitting assembly code.
(rs6000_xcoff_file_start): Use switch_to_section.
(rs6000_xcoff_file_end): Likewise.
* config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
(sdata2_section, sbss_section, private_data_section): Delete.
(read_only_data_section, read_only_private_data_section): Delete.
* config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
(TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
(SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
(FINI_SECTION_FUNCTION): Delete.
(TARGET_ASM_INIT_SECTIONS): Define.
(ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
* config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
(READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
(READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
(READONLY_DATA_SECTION): Delete.
(TARGET_ASM_INIT_SECTIONS): Define.
(ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
to NULL rather than no_section.
(TARGET_ASM_EXCEPTION_SECTION): Delete.
* config/sh/sh.c (sh_file_start): Use switch_to_section.
* config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
(sparc_output_deferred_case_vectors): Likewise. Remove argument
from call to current_function_section.
* config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
(bss100_section): New variable.
(xstormy16_asm_output_aligned_common): Use switch_to_section.
(xstormy16_asm_init_sections): New function.
(xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
switch_to_section and get_section.
(xstormy16_output_addr_vec): Use switch_to_section. Remove argument
from calls to current_function_section.
* config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
(XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
(TARGET_ASM_INIT_SECTIONS): Define.
* config/stormy16/stormy16-protos.h (bss100_section): Delete.
* config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
(FINI_SECTION_FUNCTION): Delete.
* config/v850/v850.c: Include gt-v850.h.
(rosdata_section, rozdata_section, tdata_section, zdata_section)
(zbss_section): New variables.
(v850_output_aligned_bss): Use switch_to_section.
(v850_asm_init_sections): New function.
(v850_select_section): Return the section rather than emitting
assembly code.
* config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
(ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
(ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
(TARGET_ASM_INIT_SECTIONS): Define.
* config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
(sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
(zbss_section): Delete.
* config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
* config/vx-common.h (vxworks_exception_section): Delete.
(TARGET_ASM_EXCEPTION_SECTION): Delete.
* config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
section rather than emitting assembly code.
* config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
switch_to_section.
* Makefile.in (GTFILES): Add $(srcdir)/output.h.
* coretypes.h (section): New union and typedef.
* dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
from call to current_function_section.
(dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
(dbxout_symbol_location): Use switch_to_section.
* dwarf2out.c (named_section_eh_frame_section): Delete, moving
most of the code into...
(default_eh_frame_section): ...here. Return a section.
(collect2_eh_frame_section): Delete, moving most of the code into..
(switch_to_eh_frame_section): ...this new function.
(debug_info_section, debug_abbrev_section, debug_aranges_section)
(debug_macinfo_section, debug_line_section, debug_loc_section)
(debug_pubnames_section, debug_str_section, debug_ranges_section): New
variables.
(output_call_frame_info): Call switch_to_eh_frame_section instead of
eh_frame_section. Use switch_to_section and get_section.
(dwarf2out_begin_prologue): Use switch_to_section.
(AT_string_form): Check the flags in debug_str_section instead of
DEBUG_STR_SECTION_FLAGS.
(output_comp_unit): Use switch_to_section, get_section, and
debug_info_section.
(output_line_info, secname_for_decl): Use unlikely_text_section_p.
(dwarf2out_begin_block): Use switch_to_section. Remove argument
from call to current_function_section.
(dwarf2out_var_location): Use unlikely_text_section_p.
(dwarf2out_source_line): Use switch_to_section. Remove argument
from call to current_function_section.
(dwarf2out_start_source_file, dwarf2out_end_source_file)
(dwarf2out_define, dwarf2out_undef: Use switch_to_section and
debug_macinfo_section.
(dwarf2out_init): Initialize the new section variables. Use them
instead of calls to named_section_flags. Use switch_to_section.
(output_indirect_string): Use switch_to_section and debug_str_section.
(dwarf2out_finish): Use switch_to_section and the new section
variables.
* except.c (default_exception_section): Return the section instead
of emitting assembly code.
(output_function_exception_table): Use the global exception_section
variable instead of the target hook. Use switch_to_section. Remove
argument from call to current_function_section.
* final.c (HAVE_READONLY_DATA_SECTION): Delete.
(shorten_branches): Use pointer comparisons to detect whether the
text section is the same as readonly_data_section.
(profile_function): Use switch_to_section. Remove argument from
call to current_function_section.
(final_scan_insn): Likewise. Update use of last_text_section.
* gengtype.c (open_base_files): Add an include of output.h.
* output.h (text_section, data_section, readonly_data_section)
(ctors_section, dtors_section, bss_section, init_section)
(fini_section, sdata_section): Turn into section pointers.
(in_text_section, in_unlikely_text_section, exports_section)
(drectve_section, named_section, mergeable_string_section)
(last_text_section_name): Delete.
(default_exception_section, default_eh_frame_section): Return sections.
(SECTION_DECLARED, SECTION_NAMED): New macros.
(SECTION_MACH_DEP): Bump value.
(section_common, named_section, unnamed_section): New structures.
(unnamed_section_callback): New typedef.
(section): New union.
(sbss_section, exception_section, eh_frame_section): New variables.
(in_section, last_text_section): Turn into section pointers.
(get_unnamed_section, get_section, get_named_section): New functions.
(mergeable_constant_section, function_section): Return a section.
(unlikely_text_section): Likewise.
(current_function_section): Likewise. Remove the decl argument.
(unlikely_text_section_p, switch_to_section): New functions.
(output_section_asm_op): New function.
(set_named_section_flags, named_section_flags, named_section_real)
(named_section_first_declaration): Delete.
(default_select_section, default_elf_select_section): Return a section.
(default_elf_select_section_1, default_function_rodata_section)
(default_no_function_rodata_section, default_select_rtx_section)
(default_elf_select_rtx_section): Likewise.
* rtl.h (in_data_section): Delete.
* sdbout.c (sdbout_one_type): Use switch_to_section.
* system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
(READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
(TARGET_ASM_EH_FRAME_SECTION): Poison.
* target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
(TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
(TARGET_ASM_OUT): Update after above changes.
* target.h (init_sections): New hook.
(exception_section, eh_frame_section): Delete.
(select_section, select_rtx_section, function_rodata_section): Return
a section rather than emitting assembly code.
* varasm.c (text_section, data_section, readonly_data_section)
(ctors_section, dtors_section, bss_section, init_section)
(fini_section): Turn into section pointers.
(sdata_section, sbss_section, exception_section): New variables.
(eh_frame_section): New variable.
(in_section): Make global and turn into a section pointer.
(last_text_section): Turn into a section pointer.
(unnamed_sections): New variable.
(in_named_name, last_text_section_name): Delete.
(EXTRA_SECTION_FUNCTIONS): Delete.
(in_named_entry): Delete.
(section_htab): New variable, replacing...
(in_named_htab): ...this deleted variable.
(section_entry_eq, section_entry_hash): New functions, based on...
(in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
(get_unnamed_section, get_section): New functions.
(unlikely_text_section): Return a section instead of emitting
assembly code.
(in_text_section, in_unlikely_text_section, in_data_section): Delete.
(get_named_section_flags, named_section_first_declaration): Delete.
(unlikely_text_section_p): New function.
(named_section_real, named_section): Delete.
(get_named_section): New function.
(asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
(function_section): Return a section rather than emitting
assembly code.
(current_function_section): Likewise. Remove argument. Use
last_text_section if nonnull, otherwise use function_section.
(default_function_rodata_section): Return a section rather than
emitting assembly code. Use get_section.
(default_no_function_rodata_section): Return a section rather than
emitting assembly code.
(variable_section): Use switch_to_section and get_named_section.
(mergeable_string_section): Return a section rather than emitting
assembly code. Use get_section. Make static. Don't take special
countermeasures for empty strings.
(mergeable_constant_section): Return a section rather than emitting
assembly code. Use get_section.
(default_named_section_asm_out_destructor): Use switch_to_section
and get_section.
(default_dtor_section_asm_out_destructor): Use switch_to_section.
(default_named_section_asm_out_constructor): Use switch_to_section
and get_section.
(default_ctor_section_asm_out_constructor): Use switch_to_section.
(assemble_start_function): Likewise. Set last_text_section to
NULL rather than no_section. Change the type of save_section.
(assemble_zeros, assemble_variable): Use the section flags to detect
whether or not a section is text.
(assemble_static_space): Use switch_to_section.
(assemble_trampoline_template): Likewise.
(output_constant_def_contents): Use switch_to_section and
get_named_section.
(output_constant_pool_1): Use switch_to_section. Use the section
flags to see whether sections contain mergeable data.
(init_varasm_once): Initialize section_htab instead of in_named_htab.
Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
(default_elf_asm_named_section): Use SECTION_DECLARED to detect
whether a section has already been declared.
(default_select_section, default_elf_select_section): Return a
section rather than emitting assembly code.
(default_elf_select_section_1): Likewise. Use bss_section for
SECCAT_BSS if nonnull. Use get_named_section.
(default_select_rtx_section): Return a section rather than
emitting assembly code.
(default_elf_select_rtx_section): Likewise. Use get_named_section.
(file_end_indicate_exec_stack): Use switch_to_section and get_section.
(output_section_asm_op, switch_to_section): New functions.
* vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
get_named_section.
* doc/tm.texi: Expand the introduction to the sections documentation.
(TRAMPOLINE_SECTION): Document new interface.
(SDATA_SECTION_ASM_OP): Document new macro.
(READONLY_DATA_SECTION): Delete.
(SDATA_SECTION_ASM_OP): Document new macro.
(EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
(TARGET_ASM_INIT_SECTIONS): Document new hook.
(TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
(TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
(TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
gcc/java/
* class.c (build_utf8_ref, emit_register_classes): Use
switch_to_section and get_section.
From-SVN: r108152
* bitmap.h (struct bitmap_obstack): New obstack type.
(struct bitmap_head_def): Replace using_obstack with obstack
pointer.
(bitmap_default_obstack): New.
(bitmap_initialize): Make inline, does not do allocation.
(bitmap_release_memory): Remove.
(bitmap_obstack_initialize, bitmap_obstack_release): Declare.
(bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
bitmap_obstack_free, bitmap_malloc_free): Declare.
(BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
(BITMAP_FREE): Replace with ...
(BITMAP_OBSTACK_FREE): ... this.
(BITMAP_XFREE): Adjust.
(BITMAP_INIT_ONCE): Remove.
* bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
(bitmap_default_obstack): New.
(bitmap_elem_to_freelist): Adjust.
(bitmap_element_allocate): Adjust. Break initialization into ...
(bitmap_obstack_initialize): ... here.
(bitmap_release_memory): Replace with ...
(bitmap_obstack_release): ... this.
(bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
bitmap_obstack_free, bitmap_malloc_free): New.
(bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
bitmap_initialize.
(bitmap_initialize): Move to bitmap.h.
* gengtype.c (open_base_files): Add obstack.h to ifiles.
* Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
* basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
(INITIALIZE_REG_SET): Remove.
(FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
(INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
(flow_obstack): Do not declare.
(reg_obstack): Declare.
* regs.h: Include obstack.h.
* tree-optimize.c (tree_rest_of_compilation): Initialize and
release bitmap obstack here.
* bb-reorder.c: #include regs, not basic-block.
(fix_crossing_conditional_branches): Allocate regsets from
reg_obstack.
* bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
obstack.h.
* caller-save.c: Include regs.h earlier.
* cfg.c: Do not include basic-block.h or obstack.h.
(reg_obstack): Define.
* cfganal.c: Include obstack.h
* cfgcleanyp.c: Do not include basic-block.h. Include regs.h
earlier.
* cfglayout.c: Do not include obstack.h.
(flow_obstack): Remove declaration.
(cfg_layout_duplicate_bb): Use reg_obstack.
* cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
* cfgrtl.c (rtl_split_block): Use reg_obstack.
(force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
(safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
(cfg_layout_split_edge): Use reg_obstack.
* cse.c: Include regs.h earlier.
* ddg.c: Do not include basic-block.h.
* dominance.c: Inlude obstack.h.
* flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
(calculate_global_regs_live): Likewise.
(allocate_bb_life_data): Use reg_obstack.
(init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
* global.c: Do not include basic-block.h.
(build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
* graph.c: Include obstack.h.
* haifa-sched.c: Do not include basic-block.h.
* ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
* local-alloc.c: Do not include basic-block.h.
* loop-init.c, loop-invariant.c: Include obstack.h.
* loop-iv.c: Likewise.
(simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
adjust.
* loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
* modulo-sched.c: Do not include basic-block.h.
* passes.c (rest_of_handle_final): Do not call
regset_release_memory.
* ra-debug.c: Include regs.h earlier. Do not include
basic-block.h.
* recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
* regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
(allocate_reg_info): Do not call MAX_REGNO_REG_SET.
(regset_release_memory): Remove.
* resource.c: Do not include basic-block.h.
* rtlanal.c: Do not include basic-block.h.
* sbitmap.c: Include obstack.h.
* sched-deps.c: Do not include basic-block.h.
(reg_pending_sets_head, reg_pending_clobbers_head,
reg_pending_uses_head): Remove.
(init_deps_global): Use OBSTACK_ALLOC_REG_SET.
* sched-ebb.c: Do not include basic-block.h.
* sched-rgn.c: Likewise.
* tree-if-conv.c (get_loop_body_in_if_conv_order): Use
BITMAP_XFREE.
* tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
* tree-sra.c (decide_instantiations): Adjust bitmap
initialization.
* tree-ssa-dce.c: Include obstack.h.
* tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
(value_insert_into_set_bitmap): Remove useless bitmap_clear.
(bitmap_set_new): Likewise.
(init_pre): Initialize bitmap obstack.
(fini_pre): Release bitmap obstack.
* tree-ssanames.c (ssa_names_to_rewrite): Make static.
(marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
(mark_for_rewrite, unmark_for_rewrite): Likewise.
(marked_ssa_names): Likewise.
(init_ssanames): Use BITMAP_XMALLOC.
(fini_ssanames): Use BITMAP_XFREE.
* web.c: Include obstack.h
From-SVN: r91009
* rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
* gengtype.c: Don't include rtl.h. Define enum rtx_code and
rtx_name, rtx_format arrays by direct reference to rtl.def,
first undefining GENERATOR_FILE. Define enum insn_note and
note_insn_name array by direct reference to insn-notes.def.
(adjust_field_rtx_def): Remove local definition of rtx_name.
Use symbolic names for insn notes.
* Makefile.in (gengtype.o): Update dependencies.
From-SVN: r86499
[gcc/ChangeLog]
2004-08-18 Ziemowit Laski <zlaski@apple.com>
* gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
Objective-C++ extensions.
* gengtype.c (get_file_basename): Match entire subdirectory name
('cp', 'objc', 'objcp') rather than just its suffix.
(get_base_file_bitmap): Allow for files to belong to more than one
language.
(get_output_file_with_visibility): Treat objc/objc-act.h as a header
used by more than one front-end.
From-SVN: r86167
* gengtype.c (create_option): New function.
* gengtype.h: Prototype it.
* gengtype-yacc.y (stringseq): New rule.
(option): Use create_option. Add new bare ID production. Use
stringseq, not STRING directly.
* alias.c, bitmap.c, c-decl.c, cgraph.h, cpplib.h, cselib.h
* dwarf2out.c, emit-rtl.c, function.h, lists.c, tree.h
* varray.h, config/alpha/alpha.c, cp/name-lookup.c, cp/parser.c
* f/com.c, java/builtins.c, java/expr.c, java/jcf.h, java/parse.h:
Use new shorter form of GTY markers.
* doc/gty.texi: Rewrite.
From-SVN: r80091
* gengtype.c (header_file): Make it static.
(write_types_process_field, write_enum_defn): Minor whitespace fixes.
* gengtype.h (header_file): No longer extern.
From-SVN: r76140
* rtl.h (rtl_size): Declare.
(rtunion): Remove rtwint.
(rtx_def): Replace 'fld' with a union of an rtunion or a HOST_WIDE_INT.
(RTX_HDR_SIZE, RTX_SIZE): New macros.
(RTL_CHECK1): Adjust for new rtx_def layout.
(RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2): Likewise.
(XWINT, XCWINT): Likewise. Access the rtx structure directly.
(X0WINT): Remove.
(X0ANY): New macro.
* rtl.def: Adjust comments for new rtx_def layout.
* ggc.h (ggc_alloc_rtx): Take the rtx code as argument, not the
number of slots.
* rtl.c (rtx_size): New array.
(rtx_alloc): Adjust call to ggc_alloc_rtx. Use RTX_HDR_SIZE.
(copy_rtx): Use RTX_HDR_SIZE. Adjust for new rtx_def layout.
(shallow_copy_rtx): Adjust call to ggc_alloc_rtx. Use RTX_SIZE.
* integrate.c (copy_rtx_and_substitute): Use X0ANY to copy '0' fields.
* emit-rtl.c (copy_most_rtx): Likewise.
(copy_rtx_if_shared): Use RTX_SIZE.
(copy_insn_1): Use RTX_HDR_SIZE. Adjust for new rtx_def layout.
* gengenrtl.c (gendef): Adjust ggc_alloc_rtx call. Use RTX_HDR_SIZE.
* gengtype.c (write_rtx_next): Use RTX_HDR_SIZE.
(adjust_field_rtx_def): Expect "rtx_def" to be a union rather than
an array. Adjust output for new rtx_def layout.
* ggc-page.c (RTL_SIZE): Use RTX_HDR_SIZE.
* reload1.c (eliminate_regs): Use RTX_SIZE.
* rtlanal.c (loc_mentioned_in_p): Adjust for new rtx_def layout.
* gdbinit.in (pi): Likewise.
From-SVN: r72647
