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From-SVN: r17555
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* rtl.c (read_rtx): Use atol/atoq based upon disposition of
HOST_WIDE_INT.
* genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
as needed.
* genemit.c (gen_exp): Likewise.
* genpeep.c (match_rtx): Likewise.
* genrecog.c (write_tree_1): Likewise.
* c-lex.c (yyprint): Use proper format string based upon
disposition of HOST_BITS_PER_WIDE_INT.
(yylex): Put casts in right place for args to build_int_2.
* combine.c: Fix typos in Jan27 changes.
From-SVN: r17544
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* acconifg.h (NEED_DECLARATION_ATOL): New declaration to check for.
* rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
From-SVN: r17404
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From-SVN: r17400
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* bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
of the declaration.
* c-decl.c (finish_decl): Use parentheses around && within ||.
* rtl.c: Include stdlib.h.
(read_skip_spaces): Add parentheses around assignments used as
truth values.
(read_rtx): Initialize list_rtx.
* cppexp.c (parse_number): Use || when operands are truth values.
* alias.c (find_base_value): Add default case.
(memrefs_conflict): Likewise.
* combine.c (sets_function_arg_p): Likewise.
* genemit.c (gen_exp): Likewise.
* local-alloc.c (contains_replace_regs): Likewise.
* rtlanal.c (jmp_uses_reg_or_mem): Likewise.
* fold-const.c (fold_convert): Use "&&" for truth values.
(fold): Add default case.
* sdbout.c (sdbout_field_types): Fix typo in declaration.
(sdbout_one_type): Add default case.
* alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
(some_operand): Add default case.
(input_operand): Likewise.
(signed_comparison_operator): Likewise.
(divmod_operator): Likewise.
(alpha_set_memflags_1): Likewise.
* reload1.c (reload_cse_simplify_operands): Ensure function
always returns a value.
* scan-decls.c (scan_decls): Likewise.
* c-lex.c (skip_white_space): Fix typo in declaraion.
* c-typeck.c (comp_target_types): Add parentheses around assignment
used as truth value.
(print_spelling): Likewise.
(constructor_implicit, constructor_result): Remove unused variables.
* collect2.c (scan_library): Protect prototype with
#ifdef SCAN_LIBRARIES.
* emit-rtl.c (find_line_note): Fix typo in declaration.
* final.c (asm_insn_count): Protect prototype with
#ifdef HAVE_ATTR_length.
* flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
(try_pre_increment_1, try_pre_increment): Likewise.
* regclass.c (auto_inc_dec_reg_p): Protect prototype with
#ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
* gcov-io.h (__store_long, __write_long, __read_long): Fix
unsigned/signed comparisons.
* gcov.c (read_files): Remove unused "first_type" variable.
(scan _for_source_files): Initialize s_ptr.
(function_summary): Eliminate "%lf" formatting, use %ld for
longs.
(output_data): Initialize branch_probs and last_line_num.
Eliminate "%lf" formatting, use "%ld" for longs.
Co-Authored-By: Jeffrey A Law <law@cygnus.com>
From-SVN: r17158
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Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
Thread-safe EH support for pthreads, DCE threads and Solaris threads.
* integrate.c (expand_inline_function): If the inline fn uses eh
context, make sure that the current fn has one.
* toplev.c (rest_of_compilation): Call emit_eh_context.
* except.c (use_eh_context): New fn.
(get_eh_context_once): New fn.
(call_get_eh_context): New fn.
(emit_eh_context): New fn.
(get_eh_context): Call either get_eh_context_once or
call_get_eh_context, depending on what we have.
(get_dynamic_handler_chain): Call get_eh_context_once.
* except.h: Prototypes for fns above.
* optabs.c (get_eh_context_libfunc): Removed.
(init_optabs): Don't initialize it.
* expr.h (get_eh_context_libfunc): Removed.
* rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
* config/pa/pa.h (CPP_SPEC): Support for -threads.
* config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
* config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
New multilib for -threads.
* config/sparc/t-sol2: Added multilibs for -threads and
made -pthreads alias to it.
* config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
Added -threads and -pthreads options.
* libgcc-thr.h: New file.
* libgcc2.c: (__get_cpp_eh_context): Removed.
(struct cpp_eh_context): Removed.
(struct eh_context): Replaced cpp_eh_context with generic language
specific pointer.
(__get_eh_info): New function.
(__throw): Check eh_context::info.
(__sjthrow): Ditto.
* libgcc2.c: Include libgcc-thr.h.
(new_eh_context, __get_eh_context,
eh_pthread_initialize, eh_context_initialize, eh_context_static,
eh_context_specific, eh_context_free): New functions.
(get_eh_context, eh_context_key): New variables.
(__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
get_eh_context to get the context.
(longjmp): Move the declaration inside
#ifdef DONT_USE_BUILTIN_SETJMP.
* frame.c: Include libgcc-thr.h.
(object_mutex): Mutex to protect the object list.
(find_fde, __register_frame, __register_frame_table,
__deregister_frame): Hold the lock while accessing objects.
* except.h (get_eh_context): Declare.
* except.c (current_function_ehc): Define.
(current_function_dhc, current_function_dcc): Removed.
(get_eh_context): New function.
(get_dynamic_handler_chain): Use get_eh_context.
(get_saved_pc_ref): Ditto.
(get_dynamic_cleanup_chain): Removed references to
current_function_dcc.
(save_eh_status, restore_eh_status): Save and restore
current_function_ehc instead.
* optabs.c (get_eh_context_libfunc): New variable.
(init_optabs): Initialize it.
* expr.h: Declare get_eh_context_libfunc.
* function.h (struct function): Replaced dhc and dcc with ehc.
* except.c (get_saved_pc_ref): New functions.
(eh_saved_pc_rtx, eh_saved_pc): Deleted.
(expand_internal_throw_indirect): Use get_saved_pc_ref() instead
of eh_saved_pc.
(end_eh_unwinder): Likewise.
(init_eh): Remove initialization of eh_saved_pc.
* optabs.c (get_saved_pc_libfunc): New variable.
(init_optabs): Initialize it.
* expr.h: Declare get_saved_pc_libfunc.
* except.h (eh_saved_pc_rtx): Deleted.
(get_saved_pc_ref): Declared.
From Scott Snyder <snyder@d0sgif.fnal.gov>:
* libgcc2.c (__get_saved_pc): New.
(__eh_type, __eh_pc): Deleted.
(__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
(__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
this fcn.
cp/:
Thu Dec 11 20:43:33 1997 Teemu Torma <tot@trema.com>
* decl.c (ptr_ptr_type_node): Define.
(init_decl_processing): Initialize it.
* cp-tree.h: Declare it.
* exception.cc (__cp_exception_info): Use __get_eh_info.
(__cp_push_exception): Ditto.
(__cp_pop_exception): Ditto.
From Scott Snyder <snyder@d0sgif.fnal.gov>:
* except.c (expand_builtin_throw): Use get_saved_pc_ref instead of
saved_pc.
(init_exception_processing): Removed saved_pc initialization.
From-SVN: r17052
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From-SVN: r16987
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From-SVN: r16278
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* reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
note holding get_jump_flags() calculation to all JUMP_INSNs.
* rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
* rtl.c (reg_note_name): Add new note types.
From-SVN: r15670
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* Makefile.in (OBJS): Add alias.o
(alias.o): Add dependencies.
* alias.c: New file.
* sched.c: Remove alias analysis code. It lives in alias.c now.
(reg_last_uses_size): Declare.
(sched_analyze_2): Add new arguments to true_dependence.
(sched_analyze_insn): Use reg_last_uses_size instead of max_reg.
(schedule_block): Initialize reg_last_uses_size.
(schedule_insns): Always call init_alias_analysis.
* calls.c (expand_call): Note calls to malloc, calloc, and realloc;
mark return value from such functions as a pointer and keep track of
them for alias analysis. If a return value from a function is a
pointer, mark it as such.
* combine.c (distribute_notes): Handle REG_NOALIAS.
* cse.c (struct write_data): Delete. No longer needed.
(invalidate): Don't call set_nonvarying_address_components anymore.
Use true_dependence to decide if an entry should be removed from
the hash table.
(invalidate_memory): Remove WRITES argument, simplify appropriately.
Fix all callers.
(note_mem_written): Similarly for WRITE_PTR argument.
(invalidate_from_clobbers): Similarly for W argument.
(invalidate_for_call): Remove memory elements from the hash table.
(refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
(cse_rtx_varies_p): New function. Derived from old
cse_rtx_addr_varies_p.
(cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
Don't call note_mem_written anymore. Stack pushes invalidate the stack
pointer if PUSH_ROUNDING is defined. No longer need to call
cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
(skipped_writes_memory): Remove variable.
(invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
(invalidate_skipped_block): Simplify for new alias analysis code.
(cse_set_around_loop): Likewise.
(cse_main): Call init_alias_analysis.
* flags.h (flag_alias_check, flag_argument_noalias): Declare.
* toplev.c (flag_alias_check, flag_argument_noalias): Define.
(f_options): Add new alias checking arguments.
(main): Set flag_alias_check when optimizing.
* local_alloc (validate_equiv_mem_from_store): Add new arguments
to true_dependence.
(memref_referenced_p): Likewise.
* loop.c (NUM_STORES): Increase to 30.
(prescan_loop): Only non-constant calls set unknown_address_altered.
(invariant_p): Add new arguments to true_dependence.
(record_giv): Initialize unrolled and shared fields.
(emit_iv_add_mult): Call record_base_value as needed.
* loop.h (struct induction): Add unrolled and shared fields.
* unroll.c (unroll_loop): Call record_base_value as needed.
(copy_loop_body): Likewise.
(final_biv_value): Likewise.
(final_giv_value): Likewise.
(find_splittable_regs): Likewise. Only create one new pseudo
if we have multiple address GIVs that were combined with the same
dst_reg GIV. Note when a new register is created due to unrolling.
* rtl.c (reg_note_name): Add REG_NOALIAS.
* rtl.h (enum reg_note): Similarly.
(rtx_varies_p, may_trap_p, side_effects_p): Declare.
(volatile_refs_p, volatile_insn_p, remove_note): Likewise.
(note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
(true_dependence, read_dependence, anti_dependence): Likewise.
(output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
(mark_user_reg, mark_reg_pointer): Likewise.
jfc's alias analysis code.
From-SVN: r14768
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* rtl.c (note_insn_name): Add NOTE_REPEATED_LINE_NUMBER.
(reg_note_name): Add REG_BR_PROB and REG_EXEC_COUNT.
From-SVN: r13821
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From-SVN: r13172
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From-SVN: r12548
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From-SVN: r12390
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From-SVN: r9964
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From-SVN: r6891
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From-SVN: r5661
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From-SVN: r5366
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From-SVN: r4490
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From-SVN: r4226
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From-SVN: r3940
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Undo Dec 27 change.
From-SVN: r3231
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From-SVN: r3074
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A SCRATCH must be shared.
A MEM may be shared if it is at a constant address.
From-SVN: r2924
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From-SVN: r2183
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From-SVN: r2122
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From-SVN: r1476
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From-SVN: r1438
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From-SVN: r1336
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From-SVN: r1318
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From-SVN: r1310
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From-SVN: r971
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From-SVN: r946
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From-SVN: r945
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From-SVN: r930
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From-SVN: r800
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From-SVN: r744
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From-SVN: r742
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From-SVN: r192
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From-SVN: r163
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From-SVN: r146
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From-SVN: r104
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