1 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
3 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
6 (flow_delete_insn): This one.
7 (delete_insn_chain): Rename from ...; do not care labels.
8 (flow_delete_insn_chain): ... this one.
9 (flow_delete_block): Remove the insns one BB has been expunged.
10 (merge_blocks_nomove): Likewise.
11 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
12 updating BB boundaries.
13 (tidy_fallthru_edge): Likewise.
14 (commit_one_edge_insertion): Likewise.
15 * cfgbuild.c (find_basic_block): Likewise.
16 (find_basic_blocks_1): Likewise.
17 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
18 (try_crossjump_to_edge): Likewise.
19 (try_optimize_cfg): Likewise.
20 * cse.c (delete_trivially_dead_insns): Likewise.
21 * df.c (df_insn_delete): Likewise.
22 * doloop.c (doloop_modify): Use delete_related_insns.
23 * emit-rtl.c (try_split): Likewise.
24 (remove_insn): Update BB boundaries.
25 * expect.c (connect_post_landing_pads): Use delete_related_insns.
26 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
27 updating BB boundaries.
28 (propagate_block_delete_insn): Likewise.
29 (propagate_block_delete_libcall): Likewise.
30 * function.c (delete_handlers): Use delete_related_insns.
31 (thread_prologue_and_epilogue_insns): Likewise.
32 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
33 * genpeep.c (gen_peephole): Use delete_related_insns.
34 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
36 (find_cond_trap): Likewise.
37 * integrate.c (save_for_inline): Use delete_related_insns.
38 (copy_insn_list): Likewise.
39 * jump.c (pruge_linie_number_notes): Likewise.
40 (duplicate_loop_exit_test): Likewise.
41 (delete_computation): Likewise.
42 (delete_related_insn): Rename from ...; use delete_insn
43 (delete_insn): ... this one.
44 (redirect_jump): Use delete_related_insns.
45 * loop.c (scan_loop): Likewise.
46 (move_movables): Likewise.
47 (find_and_verify_loops): Likewise.
48 (check_dbra_loop): Likewise.
49 * recog.c (peephole2_optimize): Likewise.
50 * reg-stack.c (delete_insn_for_stacker): Remove.
51 (move_for_stack_reg): Use delete_insn.
52 * regmove.c (combine_stack_adjustments_for_block): Likewise.
53 * reload1.c (delete_address_reloads): Use delete_related_insns.
54 (fixup_abnormal_edges): Use delete_insn.
55 * recog.c (emit_delay_sequence): Use delete_related_insns.
56 (delete_from-delay_slot): Likewise.
57 (delete_scheduled_jump): likewise.
58 (optimize_skip): Likewise.
59 (try_merge_delay_insns): Likewise.
60 (full_simple_delay_slots): Likewise.
61 (fill_slots_from_thread): Likewise.
62 (relax_delay_slots): Likewise.
63 (make_return_insns): Likewise.
64 (dbr_schedule): Likewise.
65 * rtl.h (delete_insn): Rename to delete_related_insns.
66 (delete_insn, delete_insn_chain): New prototypes.
67 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
68 by df_insn_delete already.
69 * ssa-dce.c (delete_insn_bb): Use delete_insn.
70 * ssa.c (convert_from_ssa): Use delete_related_insns.
71 * unroll.c (unroll_loop): Likewise.
72 (calculate_giv_inc): Likewise.
73 (copy_loop_body): Likewise.
75 * i386-protos.h (ix86_libcall_value, ix86_function_value,
76 ix86_function_arg_regno_p, ix86_function_arg_boundary,
77 ix86_return_in_memory, ix86_function_value): Declare.
78 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
79 new static valurables.
80 (x86_64_reg_class): New enum
81 (x86_64_reg_class_name): New array.
82 (classify_argument, examine_argument, construct_container,
83 merge_classes): New static functions.
84 (optimization_options): Enable flag_omit_frame_pointer and disable
85 flag_pcc_struct_return on 64bit.
86 (ix86_libcall_value, ix86_function_value,
87 ix86_function_arg_regno_p, ix86_function_arg_boundary,
88 ix86_return_in_memory, ix86_function_value): New global functions.
89 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
90 (function_arg_advance): Handle x86_64 passing conventions.
91 (function_arg): Likewise.
92 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
93 (RETURN_IN_MEMORY): Move offline.
94 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
95 (FUNCTION_VALUE_REGNO_P): New macro.
96 (FUNCTION_ARG_REGNO_P): Move offline.
97 (struct ix86_args): Add maybe_vaarg.
98 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
99 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
101 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
103 * s390.md: Changed attributes for scheduling.
104 * s390.c: (s390_adjust_cost, s390_adjust_priority)
107 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
109 Table-driven attributes.
110 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
111 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
112 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
113 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
114 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
115 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
116 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
117 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
118 * tree.h (struct tree_decl): Change machine_attributes to
120 * doc/c-tree.texi: Document that all attributes are now attached
122 * c-common.c (add_attribute, attrtab, attrtab_idx,
123 default_valid_lang_attribute, valid_lang_attribute): Remove.
124 (attribute_tables, attributes_initialized,
125 c_common_attribute_table, default_lang_attribute_table): New
127 (handle_packed_attribute, handle_nocommon_attribute,
128 handle_common_attribute, handle_noreturn_attribute,
129 handle_unused_attribute, handle_const_attribute,
130 handle_transparent_union_attribute, handle_constructor_attribute,
131 handle_destructor_attribute, handle_mode_attribute,
132 handle_section_attribute, handle_aligned_attribute,
133 handle_weak_attribute, handle_alias_attribute,
134 handle_no_instrument_function_attribute,
135 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
136 handle_no_limit_stack_attribute, handle_pure_attribute): New
138 (init_attributes, decl_attributes): Rewrite to implement
139 table-driven attributes.
140 * c-common.h (enum attribute_flags): Move to tree.h.
141 * c-format.c (decl_handle_format_attribute,
142 decl_handle_format_arg_attribute): Rename to
143 handle_format_attribute and handle_format_arg_attribute. Update
144 for table-driven attributes.
145 * c-common.h (decl_handle_format_attribute,
146 decl_handle_format_arg_attribute): Remove prototypes.
147 (handle_format_attribute, handle_format_arg_attribute): Add
149 * c-decl.c (grokdeclarator): Handle attributes nested inside
151 * c-parse.in (setattrs, maybe_setattrs): Remove.
152 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
153 Update to handle nested attributes properly.
154 (maybe_resetattrs, after_type_declarator,
155 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
156 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
158 (make_pointer_declarator): Update to handle nested attributes
160 * doc/extend.texi: Update documentation of limits of attributes
161 syntax. Warn about problems with attribute semantics in C++.
162 * target.h (struct target): Remove valid_decl_attribute and
163 valid_type_attribute. Add attribute_table and
164 function_attribute_inlinable_p.
165 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
166 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
167 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
169 (TARGET_INITIALIZER): Update.
170 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
172 (function_attribute_inlinable_p): New function. Check for the
173 presence of any machine attributes before using
174 targetm.function_attribute_inlinable_p.
175 (function_cannot_inline_p): Update.
176 * Makefile.in (integrate.o): Update dependencies.
177 * doc/tm.texi: Update documentation of target attributes and
178 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
179 * tree.c (default_valid_attribute_p, valid_machine_attribute):
181 (default_target_attribute_table,
182 default_function_attribute_inlinable_p): New.
183 (lookup_attribute): Update comment to clarify handling of multiple
184 attributes with the same name.
185 (merge_attributes, attribute_list_contained): Allow multiple
186 attributes with the same name but different arguments to appear in
187 the same attribute list.
188 * tree.h (default_valid_attribute_p): Remove prototype.
189 (struct attribute_spec): New.
190 (default_target_attribute_table): Declare.
191 (enum attribute_flags): Move from c-common.h. Add
192 ATTR_FLAG_TYPE_IN_PLACE.
193 (default_function_attribute_inlinable_p): Declare.
194 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
195 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
196 (TARGET_ATTRIBUTE_TABLE): Define.
197 (vms_attribute_table): New.
198 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
199 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
200 (TARGET_ATTRIBUTE_TABLE): Define.
201 (arc_attribute_table, arc_handle_interrupt_attribute): New.
202 * config/arm/arm.c (arm_valid_type_attribute_p,
203 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
205 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
207 (TARGET_ATTRIBUTE_TABLE): Define.
208 (arm_attribute_table, arm_handle_fndecl_attribute,
209 arm_handle_isr_attribute): New.
210 * config/avr/avr.c (avr_valid_type_attribute,
211 avr_valid_decl_attribute): Remove.
212 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
214 (TARGET_ATTRIBUTE_TABLE): Define.
215 (avr_attribute_table, avr_handle_progmem_attribute,
216 avr_handle_fndecl_attribute): New.
217 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
218 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
219 (TARGET_ATTRIBUTE_TABLE): Define.
220 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
221 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
222 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
223 (TARGET_ATTRIBUTE_TABLE): Define.
224 (h8300_attribute_table, h8300_handle_fndecl_attribute,
225 h8300_handle_eightbit_data_attribute,
226 h8300_handle_tiny_data_attribute): New.
227 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
228 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
230 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
232 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
233 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
235 (TARGET_ATTRIBUTE_TABLE): Define.
236 (ix86_attribute_table, ix86_handle_cdecl_attribute,
237 ix86_handle_regparm_attribute): New.
238 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
239 i386_pe_valid_type_attribute_p): Remove.
240 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
241 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
242 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
243 (TARGET_ATTRIBUTE_TABLE): Define.
244 (ia64_attribute_table): New.
245 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
246 interrupt_ident2, model_ident1, model_ident2): Remove.
247 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
248 (TARGET_ATTRIBUTE_TABLE): Define.
249 (init_idents): Update.
250 (m32r_attribute_table, m32r_handle_model_attribute): New.
251 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
253 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
254 (TARGET_ATTRIBUTE_TABLE): Define.
255 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
256 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
257 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
258 (TARGET_ATTRIBUTE_TABLE): Define.
259 (mcore_attribute_table, mcore_handle_naked_attribute): New.
260 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
261 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
262 (TARGET_ATTRIBUTE_TABLE): Define.
263 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
264 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
265 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
266 (TARGET_ATTRIBUTE_TABLE): Define.
267 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
268 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
269 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
270 (TARGET_ATTRIBUTE_TABLE): Define.
271 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
272 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
274 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
276 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
277 (TARGET_ATTRIBUTE_TABLE): Define.
278 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
280 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
281 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
282 (TARGET_ATTRIBUTE_TABLE): Define.
283 (v850_attribute_table, v850_handle_interrupt_attribute,
284 v850_handle_data_area_attribute): New.
285 * config/v850/v850-c.c (mark_current_function_as_interrupt):
286 Return void. Call decl_attributes instead of
287 valid_machine_attribute.
289 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
291 * sh-protos.h (sh_pr_n_sets): Declare.
292 * sh.c (calc_live_regs): If the initial value for PR has been copied,
293 look at the copy to determine if PR needs to be saved.
294 sh_pr_n_sets: New function.
295 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
296 (ALLOCATE_INITIAL_VALUE): Define.
298 * sh.c (initial_elimination_offset):
299 Fix RETURN_ADDRESS_POINTER_REGNUM case.
301 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
303 * integrate.c (allocate_initial_values): New function.
304 * integrate.h (allocate_initial_values): Declare.
305 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
307 * reload1.c (reload): And initialization of reg_equiv_memory_loc
309 * toplev.c (rest_of_compilation): To here.
310 Call allocate_initial_values.
311 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
313 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
315 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
317 2001-09-20 DJ Delorie <dj@redhat.com>
319 * c-typeck.c (really_start_incremental_init): Discriminate
320 between zero-length arrays and flexible arrays.
321 (push_init_level): Detect zero-length arrays and handle them
322 like fixed-sized arrays.
323 * expr.c (store_constructor): Handle zero-length arrays and
324 flexible arrays correctly.
325 * doc/extend.texi: Update zero-length array notes.
327 2001-09-20 Jim Wilson <wilson@redhat.com>
329 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
330 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
331 for issue port conflicts.
332 (cycle_end_fill_slots): TYPE_L instructions take two slots.
334 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
336 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
339 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
341 * fold-const.c (hashtab.h): Include.
342 (int_const_binop): Remove FORSIZE arg and compute from type; all
344 Call size_int_type_wide for all single-word constants.
345 (size_htab_hash, size_htab_eq): New functions.
346 (size_int_type_wide): Rework to use hash table.
347 * ggc-common.c (hashtab.h): Include.
348 (struct d_htab_root): New struct.
349 (d_htab_roots): New variable.
350 (ggc_add_deletable_htab, ggc_htab_delete): New functions
351 (ggc_mark_roots): Handle deletable htabs.
352 * ggc-page.c (ggc_marked_p): New function.
353 * ggc-simple.c (ggc_marked_p): Likewise.
354 * ggc.h: Reformatting throughout.
355 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
356 * tree.c (init_obstacks): Make type_hash_table a deletable root.
357 (type_hash_add): Allocate struct type_hash from GC memory.
358 (mark_hash_entry, mark_type_hash): Deleted.
359 (type_hash_marked_p, type_hash_mark): New functions.
360 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
362 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
364 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
367 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
369 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
370 array-too-large test for signed sizetype.
372 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
374 * i386.md (indirect_jump): Allow Pmode operand.
375 (tablejump): LIkewise; perform expansion to 64bit mode.
376 * i386.c (symbolic_operand): Allow 64bit PIC references.
377 (pic_symbolic_operand): Likewise.
378 (ix86_find_base_term): Strip the 64bit PIC references.
379 (legitimate_pic_address_disp_p): Handle 64bit PIC.
380 (legitimize_pic_address): Likewise.
381 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
382 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
384 2001-09-19 Alan Modra <amodra@bigpond.net.au>
385 David Edelsohn <edelsohn@gnu.org>
388 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
389 already sign-extended.
391 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
392 * config/rs6000/rs6000.c (logical_operand): Always compare op as
394 (rs6000_emit_set_long_const): Avoid unnecessary shift.
395 (output_profile_hook): Declare label_name const.
396 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
397 to match constraints.
399 2001-09-19 Stan Shebs <shebs@apple.com>
401 * alias.c: Fix typos in comments.
402 * sched-rgn.c (init_ready_list): Ditto.
403 * unwind-dw2.c (uw_frame_state_for): Ditto.
404 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
405 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
406 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
408 2001-09-19 Richard Henderson <rth@redhat.com>
410 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
412 * Makefile.in (cfg.o): Depend on TM_P_H.
414 2001-09-19 Richard Henderson <rth@redhat.com>
416 * config/alpha/alpha.c (local_symbol_p): Split out from ...
417 (local_symbolic_operand): ... here.
418 (small_symbolic_operand): Check mode.
419 (global_symbolic_operand): New.
420 (input_operand): Reject symbolics if explicit relocs.
421 (call_operand): Tidy.
422 (alpha_legitimize_address): Use movdi_er_high_g.
423 (alpha_expand_mov): Likewise.
424 * config/alpha/alpha-protos.h: Update.
425 * config/alpha/alpha.h (PREDICATE_CODES): Update.
426 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
427 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
428 (UNSPECV_LDGP2): Remove.
429 (all call patterns): Use 's' not 'i' for symbolic constraint.
430 (call_osf call_value_osf): Use call_operand.
431 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
432 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
433 (prologue_ldgp_1_er): Remove.
434 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
435 (builtin_setjmp_receiver_er patterns): Use them.
436 (exception_receiver_er): Likewise.
438 2001-09-19 Richard Henderson <rth@redhat.com>
440 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
442 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
443 and NON_LOCAL_GOTO notes.
444 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
445 copy over CALL_INSN_FUNCTION_USAGE.
447 2001-09-18 Catherine Moore <clm@redhat.com>
449 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
452 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
454 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
455 new-style tm_file specification. Specify correct tm_p_file,
456 md_file, and out_file for s390x.
458 * config/s390/linux.h, linux64.h: Don't include other target
459 macro header files. Now handled via tm_file.
461 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
462 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
463 are defined before use.
465 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
467 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
468 code generation only for Gnu assembler.
470 2001-09-18 Catherine Moore <clm@redhat.com>
472 * config/stormy16 (LIB_SPEC): Remove -lnosys.
474 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
476 * config/mips/mips.c (mips_frame_set): New.
477 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
478 a parallel frame-related expression with a set for each register.
480 2001-09-18 Philip Blundell <philb@gnu.org>
482 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
485 2001-09-17 Dale Johannesen <dalej@apple.com>
487 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
488 * config/rs6000/aix.h (FIXED_R2): Define.
489 * config/rs6000/darwin.h (FIXED_R2): Define.
490 * config/rs6000/sysv4.h (FIXED_R2): Define.
492 2001-09-17 Jeff Sturm <jsturm@one-point.com>
494 * except.c (dw2_build_landing_pads): New local
495 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
496 barrier after clobbers. Fixes c++/4012.
498 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
500 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
502 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
504 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
505 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
507 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
509 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
512 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
514 * cpphash.h (_cpp_lex_direct): New.
515 * cpplex.c (_cpp_lex_token): Update.
516 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
517 and increment that pointer.
518 * cppmacro.c (alloc_expansion_token): New.
519 (lex_expansion_token): Lex macro expansion directly into
522 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
524 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
526 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
528 * basic-block.h (free_bb_for_insn): Declare.
529 * bb-reorder.c (label_for_bb): Use block_label.
530 (emit_jump_to_block_after): Remove.
531 (insert_intra_1): Do not update block_for_insn.
532 (insert_inter_bb_scope_notes): Likewise; update bb->end
533 * cfg.c (free_bb_for_insn): New.
534 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
535 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
536 (commit_one_edge_insertion): Likewise.
537 (commit_one_edge_insertion): Do not update BB boundary.
538 (commit_edge_insertions): Do not call compute_bb_for_insn.
539 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
540 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
541 (merge_blocks_move_successor_nojumps): Likewise.
542 (try_crossjump_to_edge): Do not update block_for_insn.
543 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
544 * df.c (df_pattern_emit_later): Do not update BB boundary.
545 (df_jump_pattern_emit_after): Likewise.
546 (df_insn_move_before): Use emit_insn_before.
547 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
549 (add_insn_after, add_insn_before, emit_insns_after): Update BB
550 boundaries and basic_block_for_insn.
551 (reorder_insns_nobb): Rename from reorder_insns.
552 (reorder_insns): New.
553 (emit_block_insn_before, emit_block_insn_after): Kill.
554 * flow.c (check_function_return_warnings): Do not call
555 compute_bb_for_insn; Do not free basic_block_for_insn.
556 (attempt_auto_inc): Do not update basic_block_for_insn.
557 * function.c (emit_return_into_block): Likewise;
558 do not update BB boundaries.
559 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
560 (insert_insn_end_bb): Use emit_insn_before; Likewise.
561 (pre_insert_copy_insn): Likewise.
562 (update_ld_motion_notes): Likewise.
563 (insert_insn_start_bb): Likewise.
564 (replace_store_insn): Likewise.
565 * ifcvt.c (noce_process_if_block): Likewise.
566 (if_convert): Do not call compute_bb_for_insn.
567 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
568 Use emit_insn_before and emit_insn_after.
569 * recog.c (split_all_insns): Do not update BB boundaries;
570 Do not call compute_bb_for_insn.
571 (peephole2_optimize): Do not update BB boundaries.
572 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
574 (emit_swap_insn): Likewise.
575 (convert_regs_1): Likewise.
576 * reload1.c (reload): Call compute_bb_for_insn.
577 * rtl.h (reorder_insns_nobb): Declare.
578 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
579 * toplev.c (rest_of_compilation): Call free_bb_for_insn
580 at places CFG is invalidated; do not call compute_bb_for_insn.
582 * cfg.c (expunge_block): Invalidate BB structure.
584 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
587 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
589 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
591 * cpphash.h (_cpp_lex_token): Update prototype.
592 * cpplex.c (_cpp_lex_token): New prototype.
593 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
594 lex_macro_node, read_flag, do_pragma_poison): Update.
595 * cppmacro.c (cpp_get_token, parse_params,
596 lex_expansion_token): Update.
598 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
600 * cppmain.c (scan_translation_unit): Don't worry about
601 putting a space after hashes.
602 * cpplib.c (directive_diagnostics): New.
603 (_cpp_handle_directive): Update to use directive_diagnostics.
604 (run_directive): Don't toggle prevent_expansion.
605 (do_line): Backup in case of the line extension.
606 * cpplib.h (cpp_lexer_pos): Remove.
607 * cppmacro.c (_cpp_create_definition): Precede a leading #
610 2001-09-15 Richard Henderson <rth@redhat.com>
612 * c-typeck.c (comptypes): Handle zero-length arrays properly.
614 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
616 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
618 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
621 * tradcpp.c (handle_directive): Skip non-vertical space.
623 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
625 * cppmain.c (setup_callbacks): Set line callback only
626 if outputting preprocessed source.
628 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
630 * collect2.c (main): Const-ification.
631 * gcc.c (translate_options, process_command): Use xstrdup in
632 lieu of xmalloc/strcpy.
633 (main): Use concat in lieu of xmalloc/strcpy/strcat.
635 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
637 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
640 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
642 * scan-decls.c (scan_decls): Fix typo.
644 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
646 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
647 Split mlstring_pos into mls_line and mls_col.
648 * cppinit.c (cpp_create_reader): Initialize line to 1.
649 (cpp_destroy): Free tokenruns.
650 (push_include): Don't update lexer_pos.
651 * cpplex.c (unterminated, parse_string): Update.
652 (lex_token): Don't update lexer_pos, update.
653 * cpplib.c (if_stack): Save line instead of line + col.
654 (start_directive, _cpp_do__Pragma, do_else, do_elif,
655 push_conditional, _cpp_pop_buffer): Update.
656 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
657 (_cpp_create_definition): Update.
659 2001-09-15 Eric Christopher <echristo@redhat.com>
661 * config/mips/abi64.h: Add support for MEABI.
663 2001-09-15 Eric Christopher <echristo@redhat.com>
665 * config/mips/mips.md: Add unspec #2.
667 (reload_outdi): Ditto.
668 (reload_outsi): Ditto.
671 2001-09-15 Eric Christopher <echristo@redhat.com>
672 Jason Eckhardt <jle@redhat.com>
674 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
675 * config/mips/isa32-linux.h: New file.
676 * config/mips/isa3264.h: Ditto.
677 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
678 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
679 (output_block_mode): Support MEABI.
680 (function_arg): Ditto. Fix floating point arg passing.
681 (mips_va_start): Ditto.
682 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
684 (mips_asm_file_start): Add new section to pass abi to gdb.
685 (function_arg_pass_by_reference): Support MEABI.
686 (mips_parse_cpu): Support mips32 and mips64 processors.
687 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
688 TARGET_MIPS5KC. Support isa32 and isa64.
689 (processor_type): Add r4kc, r5kc, r20kc.
690 (GENERATE_MULT3_SI): New.
691 (GENERATE_MULT3_DI): Ditto.
692 (GENERATE_MULT3): Remove.
693 (ISA_HAS_64BIT_REGS): Add isa == 64.
694 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
695 (ISA_HAS_MADD_MSUB): New.
696 (ISA_HAS_CLZ_CLO): Ditto.
697 (ISA_HAS_DCLZ_DCLO): Ditto.
698 (ABI_GAS_ASM_SPEC): New.
699 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
702 (SUBTARGET_CC1_SPEC): Ditto.
703 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
704 (PAD_VARARGS_DOWN): Support MEABI.
705 (HARD_REGNO_NREGS): Move to mips.c.
706 (ASM_OUTPUT_IDENT): Add #undef.
707 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
708 (mulsi3): Use GENERATE_MULT3_SI.
709 (mulsi3_mult3): Ditto. Support mips32, mips64.
710 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
711 (mul_sub_si): New pattern.
712 (unnamed splitters): New.
713 (muldi3): Use GENERATE_MULT3_DI.
714 (muldi3_internal2): Ditto.
715 (movdicc): Support mips32.
716 * config/mips/t-isa3264: New file.
718 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
720 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
721 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
722 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
724 * reorg.c (fill_slots_from_thread): After call to
725 steal_delay_list_from_target, update own_thread as new_thread may
728 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
730 * cpperror.c (print_location): Take line and column, for
731 default positioning use the previously lexed token.
732 (_cpp_begin_message): Take line and column.
733 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
734 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
735 * cpphash.h (_cpp_begin_message): Update prototype.
736 * cppinit.c (push_include): Don't set output line.
737 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
738 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
739 (do_pragma): Kludge for front ends. Don't expand macros at all.
740 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
741 (struct cpp_token): Remove output_line.
742 (struct cpp_callbacks): New member line_change.
743 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
744 cpp_get_token): Preserve BOL flag.
745 (cpp_get_line): Remove.
746 (_cpp_backup_tokens): Remove useless abort().
747 * cppmain.c (cb_line_change): New.
748 (scan_translation_unit): Don't worry about starting new lines here.
749 * scan-decls.c (scan_decls): Update.
750 * c-lex.c (c_lex, init_c_lex): Update.
751 (cb_line_change, src_lineno): New.
753 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
755 * tree.c (append_random_chars): Generate the random
756 characters in a reproducable fashion.
758 2001-09-14 Richard Henderson <rth@redhat.com>
760 * config/i386/i386.c (internal_label_prefix): New.
761 (internal_label_prefix_len): New.
762 (override_options): Set them.
763 (local_symbolic_operand): New.
764 (legitimate_pic_address_disp_p): Use it.
765 (legitimize_pic_address): Likewise.
767 2001-09-14 Marc Espie <espie@openbsd.org>
769 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
772 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
774 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
775 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
777 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
779 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
780 invocation of SUBREG_REGNO_OFFSET.
782 * haifa-sched.c: Fix typo in FSF copyright statement.
783 * sched-deps.c: Fix typo in FSF copyright statement.
784 * sched-ebb.c: Fix typo in FSF copyright statement.
785 * sched-rgn.c: Fix typo in FSF copyright statement.
786 * sched-vis.c: Fix typo in FSF copyright statement.
788 * config.gcc: Move inclusion of arm elf specific header files
789 from the files themselves into the tm_file variable. Make
790 sure that elfos.h is included before target specific elf
792 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
794 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
795 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
796 ASM_OUTPUT_CASE_LABEL): Protect definition.
797 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
799 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
800 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
801 Remove duplicate definition.
802 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
803 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
804 (RDATA_SECTION_FUNCTION): Remove redundant definition.
805 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
806 Remove inclusion of arm/elf.h.
807 * config/arm/unknown-elf.h: as for conix-elf.h.
808 (STARTFILE_SPEC): Include crti.o and crtn.o.
809 * config/arm/linux-elf.h: as for conix-elf.h.
810 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
811 * config/arm/strongarm-elf.h: Remove inclusion of
813 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
814 * config/arm/unknown-elf-oabi.h: Remove inclusion of
815 unknown-elf.h and elf.h.
816 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
817 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
818 ASM_WEAKEN_LABEL): Remove redundant definition.
819 * config/arm/elf.h: Test for inclusion of elfos.h
820 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
821 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
822 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
823 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
824 redundant definition.
825 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
826 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
827 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
828 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
829 Add rules to build crti.o and crtn.o
830 * crti.asm: New file.
831 * crtn.asm: New file.
833 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
835 * c-parse.in (_yylex): Use _cpp_backup_tokens.
836 * cpphash.h (struct tokenrun): Add prev.
837 (struct lexer_state): Remove bol.
838 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
839 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
841 * cppinit.c (cpp_create_reader): Don't set bol.
842 (cpp_destroy): Don't free lookaheads.
843 * cpplex.c (lex_directive): Remove.
844 (next_tokenrun): Update.
845 (_cpp_lex_token): Clean up logic.
846 (lex_token): Update to return a pointer to lexed token, since it
847 can move to the start of the buffer. Simpify newline handling.
848 * cpplib.c (SEEN_EOL): Update.
849 (skip_rest_of_line): Remove lookahead stuff.
850 (end_directive): Line numbers are already incremented. Revert
851 to start of lexed token buffer if we can.
852 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
853 parse_answer): Use _cpp_backup_tokens.
854 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
855 instead. Don't check for EOL.
856 (do_include_common, do_line, do_pragma_system_header): Use
858 * cpplib.h (BOL, _cpp_backup_tokens): New.
859 * cppmacro.c (save_lookahead_token, take_lookahead_token,
860 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
861 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
862 (builtin_macro): Don't use cpp_get_line.
863 (cpp_get_line): Short term kludge.
864 (parse_arg): Handle directives in arguments here. Back up when
865 appropriate. Store EOF at end of argument list.
866 (funlike_invocation_p): Use _cpp_backup_tokens.
867 (push_arg_context): Account for EOF at end of list.
868 (cpp_get_token): Remove lookahead stuff. Update.
870 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
872 * c-parse.in (yyerror): Const-ification and/or static-ization.
873 * c-typeck.c (push_member_name): Likewise.
874 * collect2.c (main): Likewise.
875 * dbxout.c (dbxout_parms): Likewise.
876 * diagnostic.c (format_with_decl): Likewise.
877 * dwarf2out.c (output_ranges): Likewise.
878 * dwarfout.c (fundamental_type_code): Likewise.
879 * except.c (dw2_output_call_site_table): Likewise.
880 * gcc.c (do_spec_1): Likewise.
881 * genopinit.c (optabs): Likewise.
882 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
883 gen_declaration_1, handle_impent): Likewise.
884 * protoize.c (default_include, in_system_include_dir, abspath):
886 * sched-vis.c (visualize_stall_cycles): Likewise.
887 * sdbout.c (plain_type_1, sdbout_end_function,
888 sdbout_end_epilogue): Likewise.
889 * varasm.c (decode_reg_name): Likewise.
891 * 1750a.c (mod_regno_adjust): Likewise.
892 * alpha.c (alpha_write_one_linkage,
893 unicosmk_output_default_externs): Likewise.
894 * arm.c (arm_condition_codes): Likewise.
895 * arm.h (arm_condition_codes): Likewise.
896 * avr.c (output_movsisf, encode_section_info): Likewise.
897 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
899 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
900 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
901 * m88k.c (output_function_profiler): Likewise.
902 * mips.c (mips_output_conditional_branch): Likewise.
903 * ns32k.c (ns32k_out_reg_names): Likewise.
904 * ns32k.h (ns32k_out_reg_names): Likewise.
905 * pj.c (pj_output_rval): Likewise.
906 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
907 * sparc.c (sparc_flat_function_prologue,
908 sparc_flat_function_epilogue): Likewise.
910 2001-09-13 Markus Werle <numerical.simulation@web.de>
911 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
913 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
914 Aachen University of Technology".
916 2001-09-13 Andreas Schwab <schwab@suse.de>
918 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
921 2001-09-13 Richard Henderson <rth@redhat.com>
923 * config/alpha/alpha.c (small_symbolic_operand): New.
924 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
925 (some_operand, input_operand): Don't handle HIGH.
926 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
927 (alpha_expand_mov): Likewise.
928 (print_operand) [H]: Just print HIGH symbol.
929 (print_operand_address): Handle small data.
930 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
931 (TARGET_SWITCHES): Add -msmall-data/large-data.
932 (PIC_OFFSET_TABLE_REGNUM): New.
933 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
934 (PREDICATE_COES): Update.
935 * config/alpha/alpha.md (adddi_er_high): New.
936 (adddi_er_low): Handle small data.
937 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
938 prefer .sdata to .rodata.
939 (SELECT_RTX_SECTION): Likewise.
941 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
943 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
944 defining __size_t and leaving size_t undefined.
946 2001-09-12 Diego Novillo <dnovillo@redhat.com>
948 * basic-block.h (expunge_block): Declare.
949 * cfg.c (expunge_block): Remove static declaration.
951 2001-09-12 Richard Henderson <rth@redhat.com>
953 * integrate.c (copy_insn_list): Copy label name from
954 NOTE_INSN_DELETED_LABEL.
956 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
958 * c-common.c (c_tree_code_name): Const-ification.
959 * c-decl.c (c_decode_option): Likewise.
960 * c-typeck.c (warn_for_assignment): Likewise.
961 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
963 * cppinit.c (output_deps): Likewise.
964 * dependence.c (dependence_string, direction_string): Likewise.
965 * dwarf2out.c (output_ranges): Likewise.
966 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
967 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
968 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
969 standard_startfile_prefix, standard_startfile_prefix_1,
970 standard_startfile_prefix_2, tooldir_base_prefix,
971 standard_bindir_prefix, find_a_file): Likewise.
972 * genattrtab.c (make_length_attrs): Likewise.
973 * gencheck.c (tree_codes): Likewise.
974 * genemit.c (gen_split): Likewise.
975 * genrecog.c (special_mode_pred_table): Likewise.
976 * graph.c (graph_ext): Likewise.
977 * protoize (default_include): Likewise.
978 * reload.c (reload_when_needed_name): Likewise.
979 * sched-vis.c (visualize_stall_cycles): Likewise.
980 * tlink.c (recompile_files): Likewise.
981 * toplev.c (decode_g_option): Likewise.
982 * tradcpp.c (output_deps): Likewise.
983 * varasm.c (decode_reg_name): Likewise.
985 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
988 * avr.c (avr_regnames, encode_section_info): Likewise.
989 * c4x.c (float_reg_names): Likewise.
990 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
991 * elfos.h (const_section): Likewise.
992 * i386.c (ix86_comp_type_attributes): Likewise.
993 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
994 * ia64/aix.h (UNIQUE_SECTION): Likewise.
995 * ia64.c (type_names): Likewise.
996 * m68hc11.c (reg_class_names): Likewise.
997 * m88k.c (m_options): Likewise.
998 * mips.c (mips_output_conditional_branch, mips_unique_section):
1000 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1001 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
1002 ultra_code_names): Likewise.
1003 * sparc.h (OVERRIDE_OPTIONS): Likewise.
1005 2001-09-12 Jakub Jelinek <jakub@redhat.com>
1007 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
1008 Use --fatal-warnings option for gas.
1009 * configure: Rebuilt.
1011 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1013 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
1015 2001-09-11 Jim Wilson <wilson@redhat.com>
1017 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
1019 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1021 * builtins.c (c_strlen): Treat an offset too large for a
1022 HOST_WIDE_INT as out of range.
1024 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
1026 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
1027 (EDGE_CRITICAL_P): New predicate.
1028 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
1030 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
1031 (dump_edge_info): Remove "crit".
1032 * cfganal.c (mark_critical_edges): Kill.
1033 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
1034 * cfgcleanup.c (cleanup_cfg): Likewise.
1035 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
1036 (find_spanning_tree): Likewise.
1037 * reg-stack.c (convert_regs_1): Likewise.
1038 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
1040 * basic-block.h (create_basic_block_structure): New.
1041 (create_basic_block): Update prototype.
1042 (force_nonfallthru): New.
1043 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
1044 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
1045 handle updating of block_for_insn, creating of empty BBs and BBs at
1046 the end of INSN chain.
1047 (create_basic_block): New function.
1048 (split_block): Use create_basic_block.
1049 (force_nonfallthru_and_redirect): Break out from ...; cleanup
1050 (redirect_edge_and_branch_force): ... here.
1051 (force_nonfallthru): New.
1052 (split_edge): Rewrite to use force_nonfallthru and create_block.
1053 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
1054 (find_basic_blocks): Free basic_block_for_insn.
1055 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
1057 * cfg.c: Fix formating.
1058 * cfgcleanup.c: Fix formating.
1059 (merge_blocks, tail_recursion_label_p): Return bool.
1060 (merge_blocks_move_predecessor_nojumps,
1061 merge_blocks_move_successor_nojumps): Return void.
1063 2001-09-11 Jakub Jelinek <jakub@redhat.com>
1065 * configure.in: Check whether assembler supports section merging.
1066 * config.in: Rebuilt.
1067 * configure: Rebuilt.
1068 * varasm.c (variable_section, output_constant_pool): Pass alignment
1069 to SELECT_SECTION and SELECT_RTX_SECTION.
1070 (mergeable_string_section): New.
1071 (mergeable_constant_section): New.
1072 (default_elf_asm_named_section): Output SECTION_MERGE and
1073 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
1074 * output.h (mergeable_string_section): New.
1075 (mergeable_constant_section): New.
1076 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
1077 * toplev.c (flag_merge_constants): New.
1078 (f_options): Add -fmerge-constants and -fmerge-all-constants
1080 (toplev_main): Default to -fno-merge-constants if not optimizing.
1081 * flags.h (flag_merge_constants): Add extern.
1082 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
1083 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
1085 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
1086 Define if assembler has working .subsection -1 support.
1087 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
1088 Put constant into special SHF_MERGE sections if the linker should
1089 attempt to merge duplicates.
1090 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
1092 Put constant into special SHF_MERGE sections if the linker should
1093 attempt to merge duplicates.
1094 * config/alpha/elf.h: Likewise.
1095 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
1096 has working .subsection -1 support.
1097 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
1099 * config/svr3.h: Likewise.
1100 * config/darwin.h: Likewise.
1101 * config/arm/aof.h: Likewise.
1102 * config/arm/linux-elf.h: Likewise.
1103 * config/avr/avr.h: Likewise.
1104 * config/c4x/c4x.h: Likewise.
1105 * config/d30v/d30v.h: Likewise.
1106 * config/i386/dgux.h: Likewise.
1107 * config/i386/osfrose.h: Likewise.
1108 * config/i386/sco5.h: Likewise.
1109 * config/i386/svr3gas.h: Likewise.
1110 * config/ia64/aix.h: Likewise.
1111 * config/m32r/m32r.h: Likewise.
1112 * config/m68k/m68k.h: Likewise.
1113 * config/m88k/dgux.h: Likewise.
1114 * config/m88k/m88k.h: Likewise.
1115 * config/mcore/mcore-pe.h: Likewise.
1116 * config/mips/mips.h: Likewise.
1117 * config/pa/pa.h: Likewise.
1118 * config/pa/pa-linux.h: Likewise.
1119 * config/romp/romp.h: Likewise.
1120 * config/rs6000/sysv4.h: Likewise.
1121 * config/rs6000/xcoff.h: Likewise.
1122 * config/s390/linux.h: Likewise.
1123 * config/sparc/sparc.h: Likewise.
1124 * config/sparc/sysv4.h: Likewise.
1125 * config/stormy16/stormy16.h: Likewise.
1126 * config/v850/v850.h: Likewise.
1127 * config/vax/vms.h: Likewise.
1128 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
1129 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
1130 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
1131 default_elf_asm_named_section for SHF_MERGE sections.
1133 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1135 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
1138 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
1140 * c-common.c (split_specs_attrs): Allow for empty attributes with
1141 empty TREE_PURPOSE. Fixes PR c/4294.
1143 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
1145 * basic-block.h (cached_make_edge, make_single_succ): New.
1146 (make_edge): Remove first parameter.
1147 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
1148 * cfg.c (cached_make_edge): Rename from make_edge; return newly
1149 created edge; use obstack allocation.
1150 (make_edge, make_single_succ_edge): New.
1151 (first_removed_edge): New static variable.
1152 (init_flow): Initialize first_removed_edge and n_edges.
1153 (clear_edges): Use remove_edge.
1154 (flow_delete_block): Likewise.
1155 (remove_edge): Add removed edges to the removed edges list.
1156 (split_block, redirect_edge_and_branch_force, split_edge):
1158 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
1159 (add_noreturn_fake_exit_edges): Likewise.
1160 (connect_infinite_loops_to_exit): Liekwise.
1161 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
1162 Use cached_make_edge.
1163 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
1164 * profile.c (branch_prob): Update make_edge call.
1165 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1167 2001-09-11 Richard Henderson <rth@redhat.com>
1169 * config/alpha/alpha.c: Tidy formatting.
1170 (local_symbolic_operand): Verify mode.
1171 (alpha_sa_mask): Ignore unicos for eh_return.
1172 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
1173 * config/alpha/alpha.md (umk divsi patterns): Remove.
1174 (extendsfdf2): Remove unicos check.
1175 (tablejump): Merge vms and unicos code; always use direct set
1178 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1180 * config.gcc (alpha*-*-unicosmk*): New target.
1182 * config/alpha/alpha-protos.h (symbolic_operand,
1183 unicosmk_add_call_info_word, unicosmk_add_extern,
1184 unicosmk_defer_case_vector, unicosmk_unique_section,
1185 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
1186 unicosmk_asm_file_start, unicosmk_asm_file_end,
1187 unicosmk_output_common): Declare.
1189 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
1190 direct_return, function_arg, alpha_va_start, alpha_va_arg,
1191 alpha_does_function_need_gp, alpha_end_function): Support Cray
1193 (alpha_init_machine_status, alpha_mark_machine_status,
1194 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
1195 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
1196 unicosmk_asm_named_section, unicosmk_insert_attributes,
1197 unicosmk_section_type_flags, symbolic_operand,
1198 unicosmk_output_module_name, unicosmk_output_default_externs,
1199 unicosmk_output_dex, unicosmk_output_externs,
1200 unicosmk_output_addr_vec, unicosmk_ssib_name,
1201 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
1202 unicosmk_asm_file_end, unicosmk_output_common,
1203 unicosmk_section_type_flags, unicosmk_unique_section,
1204 unicosmk_add_call_info_word, unicosmk_text_section,
1205 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
1206 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
1207 unicosmk_dex_count, unicosmk_special_name): New.
1208 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
1209 TARGET_ABI_UNICOSMK.
1210 (get_aligned_mem, alpha_expand_unaligned_load,
1211 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
1212 alpha_expand_unaligned_store_words): Support big-endian mode.
1213 (print_operand): Likewise. New format specifier 't'. Use
1214 TARGET_AS_SLASH_BEFORE_SUFFIX.
1215 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
1216 (alpha_pv_save_size): Update with above change.
1217 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
1218 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
1221 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
1222 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
1223 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
1224 (EXTRA_CONSTRAINT): New constraint 'U'.
1225 (PREDICATE_CODES): Add symbolic_operand.
1227 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
1228 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
1229 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
1230 (integer division and modulus patterns): Split in default and
1232 (*divmodsi_internal, *divmoddi_internal): Disable for
1233 TARGET_ABI_UNICOSMK.
1234 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
1235 little-endian and big-endian versions.
1236 (ext, ins, msk): Likewise.
1237 (extv, extzv, insv): Support big-endian mode.
1238 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
1239 (call_umk, call_value_umk, *call_umk, tablejump_umk,
1240 *tablejump_umk_internal, *call_value_umk): New.
1241 (*movdi_nofix): Add pattern for loading an address into a register on
1242 TARGET_ABI_UNICOSMK.
1243 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
1244 (umk_mismatch_args, arg_home_umk): New.
1245 (various insns): Don't use mov, fmov, nop, fnop and unop.
1246 (realign): Support TARGET_ABI_UNICOSMK.
1248 * config/alpha/unicosmk.h: New file.
1249 * config/alpha/t-unicosmk: New file.
1251 * fixinc/inclhack.def (unicosmk_restrict): New.
1252 * fixinc/fixincl.x: Regenerate.
1254 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
1255 (wchar_t): Check for and define __WCHAR_T__.
1257 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
1259 * combine.c (simplify_shift_const): Treat shifts by the mode
1262 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
1264 * cpphash.h (struct tokenrun): New.
1265 (struct cpp_context): New member bol.
1266 (struct cpp_reader): New members.
1267 (_cpp_init_tokenrun): New.
1268 * cppinit.c (cpp_create_reader): Set up the token runs.
1269 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
1270 (lex_token): New internalised version of _cpp_lex_token. Don't
1271 handle directives or the multiple include opimisation here any
1272 more. Simply lex a token.
1273 * cpplib.c (run_directive): Clear bol.
1274 (_cpp_pop_buffer): Set bol.
1275 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
1278 2001-09-11 Michael Meissner <meissner@redhat.com>
1280 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
1281 give an error if the user uses -mfp32.
1282 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
1284 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
1285 floating point register size.
1286 (EXTRA_SPECS): Add CPP_FPR_SPEC.
1288 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
1289 HOST_WIDE_INT_PRINT_DEC to properly print the result of
1291 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
1292 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
1294 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
1296 * dbxout.c (dbxout_parms): Fix typo in comment.
1297 * unroll.c (loop_find_equiv_value): Ditto.
1298 * toplev.c (rest_of_compilation): Ditto.
1299 * loop.c (scan_loop): Ditto.
1300 * dwarf2out.c (struct dw_fde_struct): Ditto.
1302 2001-09-10 Zack Weinberg <zackw@panix.com>
1304 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
1305 copying identifier when we're just going to throw it away.
1306 (parse_identifier_slow): New routine to handle abnormal cases.
1307 (_cpp_lex_token): Update call site.
1309 * hashtable.c (ht_lookup): Don't assume that the string we've
1310 been given is NUL-terminated.
1311 * system.h: #define __builtin_expect(a, b) to (a) if not
1314 2001-09-10 Michael Meissner <meissner@redhat.com>
1316 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
1319 2001-09-10 David Edelsohn <edelsohn@gnu.org>
1321 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
1323 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1325 * builtins.c (c_getstr): Correct thinko in last change and further
1328 2001-09-10 Tim Freeman <tim@fungibole.com>
1330 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
1331 into varray's and register them as roots with the garbage
1332 collector so they are not collected too soon.
1334 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
1336 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
1338 * basic-block.h (flow_obstack, label_value_list,
1339 tail_recursion_label_list): Declare
1340 (tidy_fallthru_edges): Declare.
1341 (expunge_block, last_loop_beg_note): Delete.
1342 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
1344 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
1345 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
1346 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
1347 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
1348 expunge_block, flow_delete_block, compute_bb_for_insn,
1349 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
1350 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
1351 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
1352 try_redirect_by_replacing_jump, last_loop_beg_note,
1353 redirect_edge_and_branch, redirect_edge_and_branch_force,
1354 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
1355 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
1356 commit_edge_insertions, dump_flow_info, debug_flow_info,
1357 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
1358 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
1359 Move here from flow.c
1360 * cfganal.c: New file.
1361 (forwarder_block_p, can_fallthru, mark_critical_edges,
1362 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
1363 find_unreachable_blocks, create_edge_list, free_edge_list,
1364 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
1365 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
1366 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
1367 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
1368 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
1369 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
1370 Move here from flow.c
1371 * cfgbuild.c: New file
1372 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
1373 make_edges, find_basic_blocks_1, find_basic_blocks,
1374 find_sub_basic_blocks): Move here from flow.c
1375 * cfgcleanup.c: New file.
1376 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
1377 merge_blocks_move_predecessor_nojumps,
1378 merge_blocks_move_successor_nojumps, merge_blocks,
1379 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1380 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
1381 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
1383 * cfgloop.c: New file
1384 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
1385 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
1386 flow_loop_exit_edges_find, flow_loop_nodes_find,
1387 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1388 flow_loop_tree_node_add, flow_loops_tree_build,
1389 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
1390 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
1391 Move here from flow.c
1392 * flow.c: Remove everything moved elsewhere
1393 * output.h (cleanup_cfg): Return bool.
1395 * bb-reorder.c (reorder_block_def): Remove 'index'.
1396 (insert_intra_1): Add argument BB, set block for new note.
1397 (make_reorder_chain): Do not depdent on BB indexes.
1398 (make_reorder_chain_1): Do not use BB indexes.
1399 (label_for_bb): Likewise; set BB for new insn.
1400 (emit_jump_to_block_after): Likewise.
1401 (fixup_reoder_chain): Sanity check that all basic blocks
1402 are chained; verify newly created insn chain; remove
1403 undocnitional jump simplifying; Do not use BB indexes;
1404 properly initialize count and frequency information;
1405 dump reordered sequence.
1406 (insert_intra_bb_scope_notes): update call of insert_intra_1.
1407 (insert_inter_bb_scope_notes): Set block for new insn.
1408 (reorder_basic_blocks): Dump flow info before reoredering.
1410 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1412 * alias.c (clear_reg_alias_info): Use K&R format definition.
1413 Avoid unsigned warning.
1414 * builtins.c: Use "unsigned int", not "unsigned".
1415 (target_char_cast): Use host_integerp and tree_low_cst.
1416 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
1417 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
1418 (c_getstr): Likewise.
1419 (std_expand_builtin_va_arg): Use int_size_in_bytes.
1420 (builtin_memcpy_read_str): Avoid unsigned warning.
1421 (expand_builtin_memcpy): Alignments are unsigned.
1422 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
1423 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
1424 * predict.c (expensive_function_p): LIMIT now unsigned.
1425 * resource.c (mark_target_live_regs): Make some vars unsigned.
1426 * sdbout.c: Use "unsigned int", not "unsigned".
1427 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
1428 (sdbout_source_line): Likewise.
1429 (sdbout_record_type_name): Remove "const" for NAME declaration.
1430 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
1432 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
1434 * calls.c (store_one_arg): Expand comment.
1436 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1438 * calls.c (store_one_arg): Make sure that the entire argument is
1439 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
1441 2001-09-09 Richard Henderson <rth@redhat.com>
1443 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
1445 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1447 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
1449 2001-09-09 Richard Henderson <rth@redhat.com>
1451 * config/alpha/alpha.c (alpha_next_sequence_number): New.
1452 (alpha_this_literal_sequence_number): New.
1453 (alpha_this_gpdisp_sequence_number): New.
1454 (some_operand, input_operand): Add HIGH.
1455 (local_symbolic_operand): New.
1456 (alpha_encode_section_info): New.
1457 (alpha_legitimate_address_p): Allow LO_SUM.
1458 (alpha_legitimize_address): Generate HIGH+LO_SUM.
1459 (alpha_expand_mov): Likewise.
1460 (secondary_reload_class): Check memory_operand not general_operand
1462 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
1463 (alpha_expand_unaligned_store): Likewise.
1464 (alpha_expand_unaligned_load_words): Likewise.
1465 (alpha_expand_unaligned_store_words): Likewise.
1466 (alpha_expand_block_clear): Likewise.
1467 (print_operand): Handle %#, %*, %H.
1468 (print_operand_address): Handle LO_SUM.
1470 (alpha_does_function_need_gp): Use it.
1471 (alpha_expand_block_move): Fix signed compare warnings.
1472 (alpha_sa_mask, alpha_align_insns): Likewise.
1473 * config/alpha/alpha-protos.h: Update.
1474 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
1475 (MASK_EXPLICIT_RELOCS): New.
1476 (TARGET_SWITCHES): Add -mexplicit-relocs.
1477 (EXTRA_CONSTRAINT): Add 'T'.
1478 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
1479 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
1480 (ENCODE_SECTION_INFO): Out line.
1481 (REDO_SECTION_INFO_P): New.
1482 (STRIP_NAME_ENCODING): New.
1483 (ASM_OUTPUT_LABELREF): New.
1484 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
1485 (PREDICATE_CODES): Update.
1486 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
1487 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
1488 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
1489 builtin_setjmp_receiver_er, exception_receiver_1_er,
1490 call_value_osf_1_er): New patterns.
1491 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
1492 (movqi, movhi, movsi): Add explicit $31 base register to lda.
1493 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
1494 (FINAL_PRESCAN_INSN): New.
1496 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
1498 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
1500 2001-09-08 Andreas Jaeger <aj@suse.de>
1502 * i386.h (TARGET_SWITCHES): Fix description.
1504 2001-09-07 David Edelsohn <edelsohn@gnu.org>
1506 * rs6000.c (num_insns_constant): Compute number of instructions
1509 * doc/install.texi: Explain AIX exception handling work-around.
1510 Update URL for AIX fixes.
1512 2001-09-07 Jim Wilson <wilson@redhat.com>
1514 * alias.c (clear_reg_alias_info): New.
1515 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
1516 * rtl.h (clear_reg_alias_info): Declare.
1518 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1520 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
1522 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
1523 (m16m,edivm,emulm): Change declaration to match definition.
1525 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1527 * reload.c (push_reload): Check for subreg_lowpart_p instead of
1528 SUBREG_BYTE being 0 when determining if the inner part of a subreg
1531 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1533 * c-common.c (signed_or_unsigned_type): Handle machine mode types
1534 which have no corresponding C type.
1535 * fold_const.c (target_isinf,target_isnan,target_negative): Update
1536 the representation of 64-bit doubles to work with 64-bit ints.
1538 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
1540 * config/mips/mips.c (override_options): Do not override ISA when ABI
1541 specified if MIPS_CPU_STRING_DEFAULT was specified.
1543 2001-09-07 Richard Henderson <rth@redhat.com>
1545 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
1546 (express_from_1): Wrap lines.
1547 * rtlanal.c (commutative_operand_precedence): Rename from
1548 operand_preference; export.
1549 * rtl.h: Declare it.
1550 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
1551 (simplify_binary_operation): Invoke simplify_plus_minus on
1552 (CONST (PLUS ...)) as well.
1553 (struct simplify_plus_minus_op_data): New.
1554 (simplify_plus_minus_op_data_cmp): New.
1555 (simplify_plus_minus): Use them. Avoid infinite recursion with
1556 simplify_binary_operation wrt CONST.
1558 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
1560 * h8300-protos.h (general_operand_dst_push): Remove.
1561 * h8300.c (general_operand_dst_push): Likewise.
1562 * h8300.h (OK_FOR_T): Likewise.
1563 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
1564 * h8300.md (pushqi_h8300): New.
1565 (pushqi_h8300hs): Likewise.
1567 (pushhi_h8300): Likewise.
1568 (pushhi_h8300hs): Likewise.
1571 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1573 * genattrtab.c (attr_printf): First arg is unsigned.
1574 Clean up formatting of callers.
1576 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
1578 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
1581 2001-09-07 Andreas Jaeger <aj@suse.de>
1583 * i386.h (TARGET_SWITCHES): Fix descriptions.
1585 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1587 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
1589 2001-09-06 Ira Ruben <ira@apple.com>
1591 Remove OP_IDENTIFIER.
1592 * tree.def (OP_IDENTIFIER): Remove.
1593 * tree.c (tree_node_kind enum): Remove op_id_kind.
1594 (tree_node_kind_names): Remove "op_identifiers".
1595 (make_node): Remove OP_IDENTIFIER test.
1596 (build_op_identifier): Removed because it isn't being used.
1597 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
1598 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
1600 2001-09-06 Richard Henderson <rth@redhat.com>
1602 * simplify-rtx.c (simplify_binary_operation): Revert last change.
1604 2001-09-06 Richard Henderson <rth@redhat.com>
1606 * simplify-rtx.c (simplify_binary_operation): Simplify contents
1609 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1611 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
1612 number used for CR register.
1614 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1615 Joern Rennecke (amylaar@cygnus.com)
1617 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
1618 * h8300.c (initial_offset): Handle offset between RP and FP.
1619 (h8300_return_addr_rtx): New function.
1620 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
1622 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
1623 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
1624 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
1625 (CAN_ELIMINATE, REGISTER_NAMES):
1626 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
1628 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
1630 Remove TYPE_NONCOPIED_PARTS.
1631 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
1632 (struct tree_type): Remove noncopied_parts.
1633 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
1634 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
1635 (fixed_type_p): Remove.
1636 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
1637 (expand_expr, MODIFY_EXPR): Likewise.
1638 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
1639 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
1641 2001-09-06 Alan Modra <amodra@bigpond.net.au>
1643 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
1645 (mask64_operand): Likewise.
1646 (includes_rldic_lshift_p): Likewise.
1647 (includes_rldicr_lshift_p): Likewise.
1649 2001-09-05 Ziemowit Laski <zlaski@apple.com>
1651 * objc/objc-act.c (build_message_expr): If a class method cannot
1652 be found, do not issue a warning if a corresponding instance
1653 method exists in the root class.
1655 2001-09-05 Richard Henderson <rth@redhat.com>
1657 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
1659 2001-09-05 Zack Weinberg <zack@codesourcery.com>
1661 * function.c (ggc_mark_struct_function): Mark f->outer.
1662 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
1663 * integrate.c (output_inline_function): ... not here.
1665 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1667 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
1669 * i386.c (size_cost): New static variable.
1670 (override_function): Use size_cost when -Os is specified.
1672 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
1673 properly; Use current_function_calls_eh_return.
1674 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
1675 use leave to avoid depdendancy chain.
1677 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
1678 get BB loop_depth instead of computing it from LOOP notes.
1680 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
1682 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1684 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1685 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1686 UNALIGNED_DOUBLE_INT_ASM_OP): Define
1688 2001-09-05 Jeffrey A Law (law@cygnus.com)
1689 Jason Merrill (jason@redhat.com)
1691 * stor-layout.c (layout_type): Complain if an array's size can
1692 not be represented in a size_t.
1694 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
1696 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
1698 * gcc.c: (process_command) Add parentheses around assignment
1699 used as truth value.
1701 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1703 * config/mips/mips.c (save_restore_insns): Don't mark any register
1704 save slots as unchanging if current_function_calls_eh_return.
1706 2001-09-05 Richard Henderson <rth@redhat.com>
1708 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
1709 * config/alpha/alpha-protos.h: Declare it.
1710 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
1711 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
1712 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
1713 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
1714 (REG_OK_FOR_BASE_P): Select one of the above.
1716 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1718 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
1719 (crti.o): Prefix name of object file with $(T).
1722 2001-09-05 David S. Miller <davem@redhat.com>
1724 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
1725 * config/sparc/linux64.h: Likewise.
1727 2001-09-05 Andreas Jaeger <aj@suse.de>
1729 * doc/invoke.texi (i386 Options): -mwide-multiply is not
1730 available anymore, remove the documentation.
1731 (i386 Options): Fix typo, cleanup index entries.
1733 * prefix.c (concat): Remove, we can use the version from liberty.
1735 2001-09-05 Richard Henderson <rth@redhat.com>
1737 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
1738 New functions split out of md file expanders.
1739 * config/alpha/alpha-protos.h: Declare them.
1740 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
1742 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
1744 * cppmacro.c (funlike_invocation_p): No need to restore context.
1746 2001-09-04 Richard Henderson <rth@redhat.com>
1748 * reload.c (push_reload): Export.
1749 * reload.h (push_reload): Declare it.
1751 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
1752 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1753 * config/alpha/alpha.c (alpha_legitimize_address): New.
1754 (alpha_legitimize_reload_address): Likewise.
1755 * config/alpha/alpha-protos.h: Declare them.
1757 2001-09-04 Stan Shebs <shebs@apple.com>
1759 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
1760 * config/darwin.c (machopic_stub_name): Account for internally
1761 generated lib calls such as memcpy.
1763 2001-09-04 Richard Henderson <rth@redhat.com>
1765 * unwind.h (_UA_END_OF_STACK): New flag.
1766 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
1768 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1770 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
1772 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
1774 * config/mips/mips.c (save_restore_insns): Change base_offset to
1775 fp_offset in second call to mips_emit_frame_related_store.
1777 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
1779 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
1780 sometimes be represented as a NOTE of type
1781 NOTE_INSN_DELETED_LABEL.
1782 (Insns): Document NOTE_INSN_DELETED_LABEL.
1784 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
1786 * c-common.h (tree_dump_index): Add more comments.
1787 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
1788 (dump_option_value_info): New struct.
1789 (dump_options): New array.
1790 (dump_switch_p): Parse switch options symbolically.
1791 * doc/invoke.texi (-fdump-ast): Rename to ...
1792 (-fdump-tree): ... here. Document that options are symbolic, and
1793 not all are applicable.
1795 2001-09-04 David S. Miller <davem@redhat.com>
1797 * config/sparc/sparc.md (define_splits): Kill constraints.
1799 Cleanup redundant and unused insn attributes.
1800 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
1801 binary, and move. Mark ialu as default.
1802 (commented out define_function_unit "alu"): Kill.
1803 (define_attr "use_clobbered"): Kill.
1804 (whole file): Kill address insn type references. Replace
1805 all unary/binary/move references with ialu.
1806 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
1807 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
1810 Simplify length insn attribute and make more judicious use
1811 of insn attribute defaulting.
1812 * config/sparc/sparc.md (all insns with length > one): Mark as
1813 insn type multi if real instructions, else use default if
1814 it is a forced splitter.
1815 (all insns with length == one): Use default insn length.
1816 (all insns of type ialu): Use default insn type.
1818 Fix erroneous insn attribute settings.
1819 (addx): Set insn type to misc.
1820 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
1821 const_umulsidi3_sp64): Set insn type to imul.
1823 Track SFmode vs DFmode insns according to UltraSPARC
1825 * config/sparc/sparc.md ("fptype"): New attribute, default
1827 (all DFmode single insns): Mark as fptype "double".
1829 2001-09-03 Jakub Jelinek <jakub@redhat.com>
1831 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
1833 2001-09-03 Richard Henderson <rth@redhat.com>
1835 * function.h (struct function): Add arg_pointer_save_area_init.
1836 * function.c (expand_function_end): Init arg_pointer_save_area.
1837 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
1838 when called from a nested function.
1840 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
1842 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
1845 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1847 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
1849 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
1851 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
1852 (emit_push_insn): Use specified padding direction when
1853 STACK_PUSH_CODE is POST_INC.
1855 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
1857 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1859 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
1861 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
1863 * cppinit.c (cpp_start_read): Free the imacros list as we
1864 traverse it. Don't free the chains before returning.
1865 (_cpp_push_next_buffer): Only try pushing buffers if we've
1866 completed -imacros handling.
1868 2001-08-31 Eric Christopher <echristo@redhat.com>
1870 * gcc.c (handle_braces): Add explaination for abort.
1872 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
1874 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
1875 move adjustment of bitpos instead.
1877 2001-08-31 Zack Weinberg <zack@codesourcery.com>
1879 * function.c: Remove all_functions. Make outer_function_chain
1881 (init_function_start): Don't add new function structure to
1883 (find_function_data, push_function_context_to,
1884 pop_function_context_from, put_var_into_stack,
1885 trampoline_address): Update for changed structure element names.
1886 (push_function_context_to): Disentangle.
1887 (free_after_compilation): Also free F.
1888 (expand_dummy_function_end): Don't free cfun here.
1889 (put_var_into_stack): Comment why we can't use find_function_data here.
1890 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
1891 (mark_function_chain): Split into maybe_mark_struct_function and
1892 ggc_mark_struct_function. Export the latter.
1893 (init_function_once): Mark from cfun and outer_function_chain;
1896 * function.h (struct function): Kill next_global. Rename next
1897 to outer. All users updated to match.
1898 (all_functions, outer_function_chain): Don't declare.
1900 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
1901 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
1902 don't touch f->inlinable, after calling rest_of_compilation.
1904 * tree.h: Forward-declare struct function. Prototype
1905 ggc_mark_struct_function.
1907 2001-08-31 Kazu Hirata <kazu@hxi.com>
1909 * config/h8300/h8300.md (*andorhi3): Fix typos.
1911 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1913 * calls.c (emit_library_call_value): Don't use a fixed
1914 argument after VA_CLOSE, i.e. out of scope in traditional C.
1916 * emit-rtl.c (gen_rtvec): Likewise.
1918 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1920 * Makefile.in (c-pragma.o): Depend on output.h.
1921 (reorg.o): Depend on except.h.
1923 * c-pragma.c: Include output.h.
1925 * reorg.c: Include except.h.
1927 * unwind-dw2.c: Call __builtin_alloca, not alloca.
1929 2001-08-31 Richard Henderson <rth@redhat.com>
1931 * sched-deps.c (add_dependence): Don't elide dependancy if the
1932 conditional used by insn is modified in elem.
1934 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
1936 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
1938 2001-08-31 Diego Novillo <dnovillo@redhat.com>
1940 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
1943 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1945 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
1947 (stormy16_asm_out_constructor): New function.
1948 (TARGET_ASM_CONSTRUCTOR): Define.
1949 (TARGET_ASM_DESTRUCTOR): Define.
1951 2001-08-31 Andreas Jaeger <aj@suse.de>
1953 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
1954 * loop.c (add_label_notes): Likewise.
1955 * reload.c (find_reloads): Likewise.
1956 * config/sh/sh.c (machine_dependent_reorg): Likewise.
1958 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
1960 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
1961 code here. Take _Unwind_{W,Sw}ord*.
1962 (read_encoded_value_with_base): Use them.
1963 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
1965 (extract_cie_info): Simplify read_?leb128 handling.
1966 (execute_stack_op, execute_cfa_program): Likewise.
1967 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
1969 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1971 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
1972 the frame pointer to pop the stack if convenient.
1974 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
1975 Don't use post-increment before combine.
1976 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
1977 a call-saved register.
1979 2001-08-31 Andreas Jaeger <aj@suse.de>
1981 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
1984 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
1986 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
1987 not DIV/MOD, of course.
1989 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
1991 * rtl.def: Undo my patch commited 2001-08-27.
1993 * genattrtab.c: Ditto.
1997 * sched-int.h: Ditto.
1999 * target-def.h: Ditto.
2003 * haifa-sched.c: Ditto.
2005 * sched-rgn.c: Ditto.
2007 * sched-vis.c: Ditto.
2009 * Makefile.in: Ditto.
2011 * doc/md.texi: Ditto.
2013 * doc/tm.texi: Ditto.
2015 * doc/contrib.texi: Ditto.
2017 * doc/gcc.texi: Ditto.
2019 * genattrtab.h: Remove it.
2021 * genautomata.c: Remove it.
2023 * genattr.c: Undo my patch and Richard Henderson's patch commited
2026 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
2028 * config.gcc (h8300-*-elf*): New case.
2029 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
2030 (SUBTARGET_CPP_SPEC): Define.
2031 (EXTRA_SPECS): Define.
2032 (SUBTARGET_EXTRA_SPECS): Define.
2033 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
2034 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
2036 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
2038 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
2039 (LIB2FUNCS_EXTRA): Define.
2040 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
2041 config/h8300/fixunssfsi.c: New file.
2043 2001-08-30 Kazu Hirata <kazu@hxi.com>
2045 * config/h8300/h8300.md (zero_extendqihi2): Changes to
2046 define_expand to accomodate target-specific attributes.
2047 (anonymous zero_extendqihi2 patterns): New.
2049 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
2051 * h8300.md (*andorhi3): New pattern.
2053 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
2055 * h8300.c (dosize): Fix test for "sub".
2057 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
2059 * c-typeck.c (pointer_diff): Try to eliminate common term before
2062 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
2064 * config/arm/arm.c (arm_compute_initial_elimination_offset):
2065 Account for the saves of the FP registers.
2067 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
2068 (TEXT_SECTION_ASM_OP): Define.
2069 (INIT_SECTION_ASM_OP): Define.
2070 (FINI_SECTION_ASM_OP): Define.
2071 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
2072 (RDATA_SECTION_FUNCITON): Provide prototype.
2074 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
2076 * reload1.c (move2add_note_store): Correct typo checking for
2079 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
2081 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
2082 note should not be considered outside the libcall block.
2084 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2086 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
2088 2001-08-29 Kazu Hirata <kazu@hxi.com>
2090 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
2092 2001-08-29 Kazu Hirata <kazu@hxi.com>
2094 * config/h8300/h8300-protos.h: Add a prototype for
2096 * config/h8300/h8300.c (emit_logical_op): New.
2097 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
2104 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2106 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
2107 comparison with rtx INTVAL.
2108 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
2110 * pa.h (FUNCTION_ARG_SIZE): Likewise.
2112 2001-08-29 Kazu Hirata <kazu@hxi.com>
2114 * config/h8300/lib1funcs.asm: Update the copyright. Fix
2117 2001-08-29 Kazu Hirata <kazu@hxi.com>
2119 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
2120 (reg n) to (mem (pre_dec (reg n))
2121 (anonymous movsi pattern): Likewise.
2123 2001-08-29 Kazu Hirata <kazu@hxi.com>
2125 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
2127 2001-08-29 Kazu Hirata <kazu@hxi.com>
2129 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
2130 several special constants.
2132 2001-08-29 Kazu Hirata <kazu@hxi.com>
2134 * config/h8300/lib1funcs.asm: Fix comment typos.
2136 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2138 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
2139 Fix format specifier warnings.
2141 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
2142 inet_makeaddr, semctl): Prototype.
2144 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
2145 (save_restore_insns): Use base_offset, not gp_offset.
2147 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
2148 (ASM_OUTPUT_BYTE): Fix format specifier warning.
2150 2001-08-29 Richard Henderson <rth@redhat.com>
2152 * bb-reorder.c (function_tail_eff_head): New.
2153 (record_effective_endpoints): Set it.
2154 (fixup_reorder_chain): Use it.
2156 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2158 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
2160 2001-08-28 Dale Johannesen <dalej@apple.com>
2162 * config/darwin.c (machopic_function_base_name): Add const
2163 qualifier to a string.
2164 (darwin_encode_section_info): Ditto.
2166 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2168 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
2169 function definition.
2171 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
2173 * df.h (struct df): Add rts_order variable.
2175 * df.c (df_visit_next_rts): New function.
2176 (df_visit_next): Renamed to df_visit_next_rc
2177 (df_analyse_1): Allocate/compute/free rts_order as well.
2178 (df_rd_global_compute): Use df_visit_next_rc instead of
2180 (df_ru_global_compute): Use df_visit_next_rts instead of
2183 * flow.c (flow_reverse_top_sort_order_compute): New function.
2185 * basic-block.h: Add prototype.
2187 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
2189 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
2190 blocks, the BB_REACHABLE is now set, rather than aux being
2191 non-NULL. Update the test to reflect this.
2193 2001-08-28 Eric Christopher <echristo@redhat.com>
2195 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
2196 config/mips/crti.asm: Ditto.
2198 2001-08-28 Eric Christopher <echristo@redhat.com>
2199 Richard Henderson <rth@redhat.com>
2201 * c-pragma.h (add_weak): Move prototype from here...
2202 * output.h (add_weak): ... to here.
2203 * varasm.c (add_weak): Fix typo.
2204 * config/mips/crti.asm: New file.
2205 * config/mips/crtn.asm: Ditto.
2206 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
2207 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
2208 (INVOKE__main): Ditto.
2209 (INIT_SECTION_ASM_OP): New.
2210 (FINI_SECTION_ASM_OP): Ditto.
2211 (STARTFILE_SPEC): Add crti.
2212 (ENDFILE_SPEC): Add crtn.
2213 * config/mips/elf64.h: Same.
2214 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
2216 * config/mips/vxworks.h: Ditto.
2217 * config/mips/t-elf: Support crti and crtn.
2219 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
2221 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
2224 2001-08-28 Richard Henderson <rth@redhat.com>
2226 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
2227 (one_cmplbi2 splitter): Remove redundant test.
2229 2001-08-28 Dale Johannesen <dalej@apple.com>
2231 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
2233 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
2235 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
2237 2001-08-28 Stan Shebs <shebs@apple.com>
2239 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
2240 (UNALIGNED_SHORT_ASM_OP): Define.
2241 (UNALIGNED_INT_ASM_OP): Define.
2243 2001-08-28 Will Cohen <wcohen@redhat.com>
2245 * config/rs6000/rs6000.md (store_multiple): Correct RTL
2246 generation for first set.
2248 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2250 * flow.c (redirect_edge_succ_nodup): Return new edge.
2251 (try_simplify_condjump): Use new edge.
2252 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
2254 * cse.c (cse_basic_block): Skip note instructions.
2256 2001-08-27 Richard Henderson <rth@redhat.com>
2258 * combine.c (combine_simplify_rtx): Don't reverse condition
2259 if there is no reverse for the condition.
2260 (simplify_comparison): Don't simplify subregs from INT to FP.
2262 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
2263 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
2264 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
2265 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
2266 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
2267 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
2269 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2271 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
2272 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
2274 (adddi_dilshr32, adddi_dishl32): Only data register can be
2275 source for mem destination.
2277 * expmed.c (store_bit_field): Ignore adjustment to bitpos
2278 and use bitnum to decide about register move.
2280 2001-08-27 Richard Henderson <rth@redhat.com>
2282 * genattr.c (main): Emit state_t even when not doing scheduling.
2284 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2285 Richard Henderson <rth@redhat.com>
2287 * gcse.c (reg_first_set, reg_last_set): Replace with ...
2288 (reg_avail_info, current_bb): ... these.
2289 (oprs_unchanged_p, record_last_reg_set_info): Use them.
2290 (compute_hash_table): Likewise.
2292 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2294 * flow.c (verify_flow_info): Use checksums to verify edges.
2296 2001-08-27 Richard Henderson <rth@redhat.com>
2298 * genautomata.c (expand_automata): Always create a description.
2300 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
2302 * optabs.c (expand_binop): Correctly handle the carry in multiword
2303 add/subtract operations.
2305 2001-08-27 Fred Fish <fnf@be.com>
2307 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
2310 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
2312 * reload.c (find_reloads_toplev): Back out this change:
2314 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
2316 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
2317 mem if the address is a mode_dependent_address_p.
2319 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2321 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
2322 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
2323 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
2326 * genattr.c (main): New variable num_insn_reservations. Increase
2327 it if there is DEFINE_INSN_RESERVATION. Output automaton based
2328 pipeline hazard recognizer interface.
2330 * genattrtab.h: New file.
2332 * genattrtab.c: Include genattrtab.h.
2333 (attr_printf, check_attr_test, make_internal_attr,
2334 make_numeric_value): Move protypes into genattrtab.h. Define them
2336 (num_dfa_decls): New global variable.
2337 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
2338 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
2339 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
2340 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
2342 * genautomata.c: New file.
2344 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
2346 * sched-int.h: (curr_state): Add the external definition for
2347 automaton pipeline interface.
2348 (haifa_insn_data): Add comments for members blockage and units.
2350 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
2351 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
2352 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
2353 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
2354 TARGET_SCHED_DFA_POST_CYCLE_INSN,
2355 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
2356 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
2358 (TARGET_SCHED): Use the new macros.
2360 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
2361 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
2362 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
2363 dfa_bubble): New members in gcc_target.sched.
2365 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
2366 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
2367 (insn_queue): Redefine it as pointer to array.
2368 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
2370 (max_insn_queue_index_macro_value): New variable.
2371 (curr_state, dfa_state_size, ready_try): New varaibles for
2372 automaton interface.
2373 (ready_element, ready_remove, max_issue): New function prototypes
2374 for automaton interface.
2375 (choose_ready): New function prototype.
2376 (insn_unit, blockage_range): Add comments.
2377 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
2378 FUNCTION_UNITS_SIZE == 0.
2379 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
2380 actual_hazard, potential_hazard): Add comments.
2381 (insn_cost): Use cost -1 as undefined value. Remove
2382 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
2384 (ready_element, ready_remove): New functions for automaton
2386 (schedule_insn): Add new code for automaton pipeline interface.
2387 (queue_to_ready): Add new code for automaton pipeline interface.
2388 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
2389 (debug_ready_list): Print newline when the queue is empty.
2390 (max_issue): New function for automaton pipeline interface.
2391 (choose_ready): New function.
2392 (schedule_block): Add new code for automaton pipeline interface.
2393 Print ready list before scheduling each insn.
2394 (sched_init): Add new code for automaton pipeline interface.
2395 Initiate insn cost by -1.
2396 (sched_finish): Free the current automaton state and finalize
2397 automaton pipeline interface.
2399 * sched-rgn.c: Include target.h.
2400 (init_ready_list, new_ready, debug_dependencies): Add new code for
2401 automaton pipeline interface.
2403 * sched-vis.c: Include target.h.
2404 (get_visual_tbl_length): Add code for automaton interface.
2405 (target_units, print_block_visualization): Add comments.
2407 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
2408 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
2409 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
2410 (getruntime.o, genautomata.o): New entries.
2411 (genattrtab.o): Add new dependency file genattrtab.h.
2412 (genattrtab): Add new dependencies. Link it with `libm.a'.
2413 (getruntime.o, hashtab.o): New entries for canadian cross.
2415 * doc/md.texi: Description of automaton based model.
2417 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
2419 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
2420 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
2421 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
2422 TARGET_SCHED_DFA_POST_CYCLE_INSN,
2423 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
2424 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
2425 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
2427 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
2428 MAX_DFA_ISSUE_RATE): New macro descriptions.
2430 * doc/contrib.texi: Add dfa based scheduler contribution.
2432 * doc/gcc.texi: Add more information about genattrtab.
2434 2001-08-27 Diego Novillo <dnovillo@redhat.com>
2436 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
2439 2001-08-27 Richard Henderson <rth@redhat.com>
2441 * function.c (expand_function_end): Don't init arg_pointer_save_area.
2442 (get_arg_pointer_save_area): New. Create an init it here.
2443 (fix_lexical_addr): Use it.
2444 * function.h: Declare it.
2445 * builtins.c (expand_builtin_setjmp_receiver): Use it.
2446 * stmt.c (expand_nl_goto_receiver): Use it.
2448 2001-08-27 Richard Henderson <rth@redhat.com>
2450 * final.c (final_scan_insn): Don't enter APP_ON mode for
2453 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
2454 alignment for assemble_integer for DW_EH_PE_aligned.
2455 * except.c (output_function_exception_table): Likewise.
2457 2001-08-26 Andreas Jaeger <aj@suse.de>
2459 * c-tree.h: Add prototyp for c_sizeof_nowarn.
2461 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
2463 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
2465 2001-08-27 Alan Modra <amodra@bigpond.net.au>
2467 * config/rs6000/rs6000.c (mask_operand): Rewrite without
2469 (mask64_operand): Likewise.
2470 (rldic_operand): Delete.
2471 (includes_lshift64_p): Delete.
2472 (includes_rldic_lshift_p): New function.
2473 (includes_rldicr_lshift_p): New function.
2474 (print_operand): Don't call rldic_operand in case 'W'.
2475 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
2476 (includes_lshift64_p): Remove.
2477 (includes_rldic_lshift_p): Declare.
2478 (includes_rldicr_lshift_p): Declare.
2479 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
2480 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
2481 Replace match_operand rldic_operand predicate with
2482 const_int_operand. Replace includes_lshift64_p condition with
2483 includes_rldic_lshift_p.
2484 <ashldi3_internal 64 bit rldicr patterns>: New.
2486 2001-08-27 Andreas Jaeger <aj@suse.de>
2488 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2489 * errors.c: Likewise.
2490 * final.c: Likewise.
2491 * dwarf2asm.c: Likewise.
2492 * doprint.c (checkit): Likewise.
2493 * diagnostic.c: Likewise.
2494 * collect2.c: Likewise.
2495 * calls.c: Likewise.
2496 * c-semantics.c (build_stmt): Likewise.
2497 * c-format.c (status_warning): Likewise.
2498 * c-errors.c (pedwarn_c99): Likewise.
2499 * builtins.c (validate_arglist): Likewise.
2500 * config/pj/pj.c (pj_printf): Likewise.
2501 * fix-header.c: Likewise.
2503 * gcov.c (fnotice): Likewise.
2504 * gensupport.c (message_with_line): Likewise.
2505 * mips-tfile.c: Likewise.
2506 * protoize.c (notice): Likewise.
2507 * read-rtl.c (fatal_with_file_and_line): Likewise.
2508 * rtl-error.c: Likewise.
2509 * tradcpp.c: Likewise.
2511 * cp/tree.c (build_min_nt): Likewise.
2512 (build_min): Likewise.
2513 * cp/lex.c: Likewise.
2514 * cp/errfn.c: Likewise.
2515 * cp/rtti.c (create_pseudo_type_info): Likewise.
2517 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
2519 * df.c (df_uses_record): Return after recording all uses
2522 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
2524 * df.c (df_insn_modify): Realloc the INSN table here, if
2525 necessary, here, too.
2527 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
2529 * config/mips/mips.c (mips_function_value): Handle complex return
2532 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
2534 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
2536 * reload.c (make_memloc): Copy result if it is still
2537 reg_equiv_memory_loc[regno] on return.
2538 (subst_reloads) [ENABLE_CHECKING]: Check that none of
2539 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
2540 reg_equiv_mem are modified by the substitutions.
2542 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2544 * predict.c (expensive_function_p): New.
2545 * rtl.h (expensive_function_p): Declare.
2546 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
2547 (use_fast_prologue_epilogue): New static variable.
2548 (expand_prologue): Set it; emit short prologues if unset.
2549 (expand_epilogue): Likewise.
2551 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2553 * config.gcc: Add stormy16-*-elf case.
2554 * config/stormy16/stormy-abi: New file.
2555 * config/stormy16/stormy16-lib2.c: New file.
2556 * config/stormy16/stormy16-protos.h: New file.
2557 * config/stormy16/stormy16.c: New file.
2558 * config/stormy16/stormy16.h: New file.
2559 * config/stormy16/stormy16.md: New file.
2560 * config/stormy16/t-stormy16: New file.
2562 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2564 * i386.h (no-accumulate-outgoing-args): Use proper mask.
2566 2001-08-24 David Edelsohn <edelsohn@gnu.org>
2568 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
2569 descriptor members are pointer size, not constant 4.
2570 * config/rs6000/rs6000.md (define_splits): Remove more unused
2573 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2575 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
2577 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
2579 * cp/rtti.c (VPARAMS): Fix parameter.
2581 2001-08-24 Zack Weinberg <zackw@panix.com>
2583 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
2585 (mode_for_extraction): No need for #ifdefs. Add default-case abort
2587 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
2588 in if controlling use of insv.
2589 (extract_bit_field): Likewise, for extv and extzv.
2591 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2593 * i386.md (movcc peep2): Fix load of 0.
2595 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2597 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
2598 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
2600 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
2602 * c-pragma.h: Move weak_syms and weak_decls...
2603 * varasm.c: ...here. Now static.
2604 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
2605 depend on HANDLE_PRAGMA_WEAK.
2607 * c-common.c (c_alignof, c_alignof_expr): Move here...
2608 * c-typeck.c: ...from here.
2609 * c-tree.h, c-common.h: Adjust.
2611 2001-08-23 Bernd Schmidt <bernds@redhat.com>
2613 * config/ia64/ia64.c (rws_update): If !pred, set write_count
2614 instead of incrementing it.
2616 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
2617 asm ready, don't try to move them all into the same array element.
2619 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2621 * function.c (thread_prologue_and_epilogue_insns): Avoid
2622 fallthru flag on edge to exit.
2624 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
2626 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
2629 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2631 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
2632 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
2633 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
2636 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2638 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
2639 replace "GNU CC" with "GCC".
2641 2001-08-23 Richard Henderson <rth@redhat.com>
2643 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
2644 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
2645 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
2646 Need GR between FR and not GR_AND_FR.
2647 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
2648 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
2649 AR regs before GR regs.
2650 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
2651 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
2652 (REGISTER_MOVE_COST): Update.
2653 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
2655 2001-08-23 Richard Henderson <rth@redhat.com>
2657 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
2660 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2662 * reload1.c (emit_reload_insns): Don't look for notes
2663 on a NULL store_insn.
2665 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2667 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
2668 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
2669 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
2670 format specifier warnings.
2671 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
2673 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
2675 * config/i386/i386-protos.h: Correct declaration of
2676 i386_pe_asm_named_section.
2678 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
2680 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
2682 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
2684 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2686 * cpperror.c (print_location): Don't show _Pragma.
2687 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
2688 and file change callback generation here.
2689 (stack_include_file): Update use of cpp_push_buffer.
2690 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
2691 (struct cpp_buffer): Remove type, pfile members.
2692 * cppinit.c (cpp_handle_option): Use free_chain.
2693 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
2694 (skip_escaped_newlines, get_effective_char, lex_percent): Take
2695 a cpp_reader rather than a cpp_buffer.
2696 (skip_escaped_newlines, get_effective_char, skip_block_comment,
2697 skip_line_comment, parse_string, lex_percent, lex_dot,
2698 _cpp_lex_token): Update accordingly.
2699 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
2701 (cpp_push_buffer): Update prototype.
2702 (run_directive): Update use of cpp_push_buffer.
2703 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
2704 handle_assertion): Update use of run_directive.
2705 * cpplib.h (enum cpp_buffer_type): Remove.
2706 (cpp_push_buffer): Update prototype.
2707 * fix-header.c (read_scan_file): Update.
2709 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2711 * gcc.c (struct prefix_list): Change prefix to const char *.
2713 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2715 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
2717 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
2719 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
2722 * jump.c (squeeze_notes): Take parms by reference. Handle END being
2725 * ifcvt.c (dead_or_predicable): Adjust.
2726 * loop.c (find_and_verify_loops): Adjust.
2727 * stmt.c (expand_end_case): Adjust.
2728 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
2729 head and end insn pointers in the basic block, not just local copies.
2730 (merge_blocks_move_predecessor_nojumps): Likewise.
2732 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
2734 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
2735 bitmap.h, builtin-types.def, builtins.c, builtins.def,
2736 c-aux-info.c, c-common.c, c-common.def, c-common.h,
2737 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
2738 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
2739 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
2740 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
2741 conditions.h, config.gcc, configure.frag, configure.in,
2742 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
2743 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
2744 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
2745 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
2746 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
2747 emit-rtl.c, errors.c, errors.h, except.c, except.h,
2748 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
2749 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
2750 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
2751 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
2752 gencheck.c, gencodes.c, genconfig.c, genemit.c,
2753 genextract.c, genflags.c, gengenrtl.c, genmultilib,
2754 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
2755 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
2756 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
2757 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
2758 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
2759 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
2760 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
2761 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
2762 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
2763 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
2764 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
2765 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
2766 params.h, predict.c, predict.def, predict.h, prefix.c,
2767 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
2768 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
2769 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
2770 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
2771 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
2772 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
2773 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
2774 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
2775 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
2776 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
2777 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
2778 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
2779 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
2780 xcoffout.h: replace "GNU CC" with "GCC".
2782 2001-08-21 Richard Henderson <rth@redhat.com>
2784 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
2785 (final_scan_insn): Consider jump tables data even if we have no
2786 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
2788 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
2789 (ASM_OUTPUT_CASE_END): Remove.
2790 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
2791 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
2792 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
2794 2001-08-21 Richard Henderson <rth@redhat.com>
2796 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
2797 at barrier insns. Emit stop bits before barriers.
2799 * flow.c (flow_find_cross_jump): Don't consider unconditional
2800 return insns for commoning.
2802 * final.c (compute_alignments): Fix typo.
2804 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
2805 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
2806 (store_bit_field): Use mode_for_extraction more places.
2807 (extract_bit_field): Likewise.
2809 2001-08-21 Zack Weinberg <zackw@panix.com>
2811 * caller-save.c: Don't include insn-codes.h.
2812 (reg_save_code, reg_restore_code): Make arrays of int.
2813 All uses updated to match.
2814 (insert_save, insert_restore): No need to initialize "code"
2815 variable upon declaration.
2816 * Makefile.in: update dependencies; fix typo in clean rule.
2818 2001-08-21 Richard Henderson <rth@redhat.com>
2820 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
2821 (merge_if_block): Handle fallout from same.
2823 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2825 * builtins.c (type_to_class): Fix typo in last change.
2827 2001-08-21 Richard Henderson <rth@redhat.com>
2829 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
2830 ia64_asm_output_label.
2832 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
2833 copy of gp while the real gp register contains garbage.
2835 2001-08-21 Zack Weinberg <zackw@panix.com>
2837 * expmed.c (mode_for_extraction): New function.
2838 (store_bit_field, extract_bit_field): Use it.
2839 * expr.h: Prototype it and provide an enum for its first argument.
2841 * combine.c, function.c, recog.c: Don't include insn-codes.h.
2842 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
2843 and digging through the insn_data tables.
2844 * Makefile.in: Update dependencies.
2846 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2848 * cppfiles.c (stack_include_file): line-map.c now handles include
2850 (handle_missing_handler): Similarly.
2851 (_cpp_execute_include): Similarly.
2852 (_cpp_pop_file_buffer): Similarly.
2853 * cpphash.h (struct cpp_reader): Remove system_include_depth,
2854 buffer_stack_depth and include_depth.
2855 * cpplib.c (do_include_common): line-map.c now handles include depth.
2856 (cpp_push_buffer): Similarly.
2857 (_cpp_pop_buffer): Similarly.
2858 * cppmacro.c (builtin_macro): Update.
2859 * line-map.c (init_line_maps): Set depth.
2860 (add_line_map): Increment "used" earlier. Update and use the
2862 (trace_include): Use the include depth.
2863 * line-map.h (struct line_maps): New member depth.
2865 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2867 * cppfiles.c (stack_include_file): Don't handle -H here.
2868 * cppinit.c (cpp_start_read): Set include tracing after
2869 cpp_post_options and after stacking the main file.
2870 * line-map.c (trace_include): New.
2871 (init_line_maps, add_line_map): Update.
2872 * line-map.h (struct line_maps): New member trace_includes.
2874 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2876 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
2877 * cppfiles.c (stack_include_file): Only stack a file if there
2878 is something to do. Return a boolean indicating whether a
2879 buffer was stacked or not.
2880 (_cpp_execute_include): Similarly.
2881 (_cpp_read_file): Similarly.
2882 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
2884 2001-08-21 Sam Steingold <sds@gnu.org>
2886 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
2887 (RECACHE): keep obufp_before_macroname up to date
2889 2001-08-21 Zack Weinberg <zackw@panix.com>
2891 * stmt.c: Don't include insn-codes.h.
2892 (expand_end_case): Machine specific logic moved to expr.c.
2893 No need to worry about __builtin_classify_type.
2894 (check_for_full_enumeration_handling, emit_case_nodes):
2897 * builtins.o (expand_builtin_classify_type): Split up so code
2898 can be shared with fold_builtin_classify_type.
2899 (type_to_class, fold_builtin_classify_type): New functions.
2900 (fold_builtins): Handle __builtin_classify_type.
2902 * expr.c (do_tablejump): Now static.
2903 (case_values_threshold, try_casesi, try_tablejump): New;
2904 code mostly from stmt.c (expand_end_case).
2905 (expr.h): Update prototypes.
2907 * Makefile.in (stmt.o): Update dependencies.
2909 2001-08-21 Will Cohen <wcohen@redhat.com>
2911 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
2912 declaration of variable i.
2913 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
2914 declaration of variable i.
2916 2001-08-21 Richard Henderson <rth@redhat.com>
2918 * crtstuff.c: Fix thinko last change. Move list tails to start
2919 of CRT_END section. Tidy ifdefs.
2920 (__EH_FRAME_BEGIN__): Always static for ELF.
2921 (__do_global_ctors_1): Rename from __frame_dummy.
2922 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
2923 name change; don't hide __EH_FRAME_BEGIN__.
2925 2001-08-21 Richard Henderson <rth@redhat.com>
2927 * gdbinit.in: Move break on exit after break on fancy_abort.
2929 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
2932 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2934 * cpphash.h (_cpp_push_next_buffer): New.
2935 * cppinit.c (do_includes): Remove.
2936 (push_include, free_chain, _cpp_push_next_buffer): New.
2937 (cpp_start_read): Use them to rework command line option handling.
2938 (cpp_handle_option): Combine handling of -include and -imacros.
2939 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
2940 appropriate. Always insert missing \n at EOF.
2941 * cpplib.c (start_directive): Get the directive position right.
2942 * cppmain.c (cb_file_change): Always print the first line, unless
2945 2001-08-20 Andreas Jaeger <aj@suse.de>
2947 * profile.c (compute_branch_probabilities): Remove extra new-line
2949 * flow.c (verify_flow_info): Likewise.
2951 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2953 * basic-block.h (basic_block): Add new field 'flags'.
2954 (BB_REACHABLE): Define.
2955 (expunge_block): Declare.
2956 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
2957 (EXIT_BLOCK_PTR): Ditto.
2958 (expunge_block): Remove static declaration.
2959 (cleanup_cfg): Clear bb->aux on every basic block.
2960 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
2961 computing reachability.
2962 (delete_unreachable_blocks): Delete block b if b->flags has
2965 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2967 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
2969 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2971 * sparc.c (sparc_variable_issue): Fix typo in last change.
2973 2001-08-20 Richard Henderson <rth@redhat.com>
2975 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
2977 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
2979 * pa.h (RETURN_IN_MEMORY): Improve comment.
2981 2001-08-20 Janis Johnson <janis187@us.ibm.com>
2983 * doc/invoke.texi (Profiling options): Clarify the interactions
2984 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
2986 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
2988 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
2991 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2993 * gcc.c (make_relative_prefix): Allocate a sufficiently large
2996 2001-08-20 Richard Henderson <rth@redhat.com>
2998 * final.c (end_final): Fix typo last change.
3000 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
3002 * cppinit.c (init_standard_includes): The returned buffer
3003 is already malloc-ed.
3004 * gcc.c (add_prefix): Similarly.
3005 * prefix.c (translate_name): Update to support clear buffer
3007 (update_path): Similarly. Be sure to free any newly allocated
3008 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
3010 * prefix.h (update_path): Update prototype and document.
3011 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
3012 up and update to new buffer ownership rules.
3013 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
3015 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
3017 * final.c (compute_alignments): New function.
3018 (init_insn_lengths): Do not care label_align.
3019 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
3020 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
3021 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
3022 (shorted_branches): Realloc label_align array; do
3023 not call init_insn_lengths; Do not care about loop alignments.
3024 * output.h (compute_alignments): Declare.
3025 * toplev.c (rest_of_compilation): Call compute_alignments.
3026 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
3028 * predict.c (block_info_def): Add npredecesors, remove nvisited;
3029 change visited to tovisit.
3030 (propagate_freq): Use faster traversing algorithm.
3031 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
3032 to tovisit; reverse meaning.
3034 * predict.c (struct block_info_def): Remove nvisited.
3035 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3036 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3038 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
3040 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
3041 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
3042 (TARGET_FUSED_MADD): New.
3043 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
3044 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
3045 the multiply-add instructions.
3047 2001-08-19 Richard Henderson <rth@redhat.com>
3049 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
3050 is aligned to pointer size.
3052 2001-08-19 Richard Henderson <rth@redhat.com>
3054 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
3055 display markers during final schedule.
3057 2001-08-19 Richard Henderson <rth@redhat.com>
3059 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
3061 2001-08-19 Richard Henderson <rth@redhat.com>
3063 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
3065 (ASM_NAME_TO_STRING): Remove.
3066 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
3067 in the same string. Remove support for expressions.
3069 2001-08-19 Richard Henderson <rth@redhat.com>
3071 * config/i386/i386.md (tablejump): Make an expander; handle
3072 pic relative addressing here.
3073 (tablejump_1): Rename from tablejump_pic.
3076 2001-08-19 Richard Henderson <rth@redhat.com>
3078 * regclass.c (fix_register): Fix typo.
3080 2001-08-18 Richard Henderson <rth@redhat.com>
3082 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
3083 (struct _Unwind_Context): Expand br_loc to hold it.
3084 (uw_frame_state_for): Handle leaf functions better.
3085 (uw_update_reg_address): Update for br_loc change.
3087 2001-08-18 Richard Henderson <rth@redhat.com>
3089 * crtstuff.c: Move list heads before code that uses them.
3090 (__JCR_LIST__): Remove initial null.
3091 (frame_dummy, __frame_dummy): Do java registration here ...
3092 (__do_global_ctors_aux): ... not here.
3094 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
3095 (__do_global_dtors_aux): Update to match.
3096 (__JCR_LIST__, __do_jv_register_classes): New.
3098 * config/ia64/crtend.asm (__JCR_END__): New.
3099 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
3100 instead of an indirect LTOFF22 reloc.
3102 2001-08-18 Richard Henderson <rth@redhat.com>
3104 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
3105 * regclass.c (init_reg_sets_1): Fix typo.
3106 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
3107 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
3108 (ia64_compute_frame_size): Make ar.unat live when in use.
3109 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
3110 for ar.pfs; remove ar.unat handling.
3111 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
3113 (PREDICATE_CODES): Add ar_pfs_reg_operand.
3114 * config/ia64/ia64-protos.h: Update decls.
3115 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
3116 (sibcall_pic): Likewise.
3118 2001-08-18 Richard Henderson <rth@redhat.com>
3120 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
3121 pred_rel_mutex when searching for insn_group_barrier.
3122 * config/ia64/ia64.md (cycle_display): Combine the expander
3125 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
3126 bit before asm as needed.
3128 2001-08-18 Richard Henderson <rth@redhat.com>
3130 * timevar.def (TV_MACH_DEP): New.
3131 * toplev.c (rest_of_compilation): Use it.
3132 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
3134 2001-08-18 Zack Weinberg <zackw@panix.com>
3136 * unwind-dw2.c (execute_stack_op): Add default aborts to
3137 the inner switches to prevent warnings.
3139 2001-08-18 Richard Henderson <rth@redhat.com>
3141 * timevar.h (struct timevar_time_def): Change element type to float.
3142 (ticks_to_msec, clocks_to_msec): Likewise.
3143 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
3144 (get_time): Likewise.
3145 (timevar_print): Adjust zero check and printing to match.
3147 2001-08-18 Zack Weinberg <zackw@panix.com>
3149 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
3150 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
3151 Eliminate overfull or underfull hboxes.
3153 2001-08-18 Zack Weinberg <zackw@panix.com>
3155 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
3157 2001-08-18 Zack Weinberg <zackw@panix.com>
3159 * haifa-sched.c: Convert to target hooks. Macros replaced
3160 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
3161 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
3162 MD_SCHED_FINISH, and HAVE_cycle_display.
3163 * target-def.h (TARGET_SCHED_ADJUST_COST,
3164 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
3165 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
3166 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
3167 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
3168 New hook #defines to be overridden.
3169 (TARGET_SCHED): Bring them all together.
3170 (TARGET_INITIALIZER): Update.
3171 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
3172 instead of 'struct rtx_def *' throughout.
3173 (struct sched): New set of hooks for the scheduler.
3174 * Makefile.in (haifa-sched.o): Depend on target.h.
3175 * doc/tm.texi: Document the new scheduler hooks, together in
3176 their own section, instead of scattered around.
3177 Fix a bunch of underfull/overfull hboxes.
3179 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
3180 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
3181 sparc.h: Don't define any of the old scheduler macros.
3183 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
3184 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
3185 sparc.c: Create hook functions from code extracted from
3186 corresponding target header, or make existing hooks static, as
3187 appropriate. Set the appropriate entries in targetm.
3189 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
3190 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
3191 rs6000-protos.h, s390-protos.h, sparc-protos.h:
3192 Remove prototypes for functions which are now static.
3194 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
3195 related gunk; the Haifa scheduler is now the only choice.
3197 2001-08-18 Zack Weinberg <zackw@panix.com>
3199 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
3200 * genopinit.c: Put floating point divide insns in sdiv_optab.
3201 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
3202 * config/gofast.h, config/c4x/c4x.h,
3203 config/ia64/hpux_longdouble.h, config/mips/mips.h,
3204 config/pa/long_double.h, config/rs6000/sysv4.h,
3205 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
3206 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
3207 (init_optabs): Use init_optabv for overflow-trapping optabs.
3208 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
3209 cmp_optab RTX codes so have_insn_for can find them.
3211 * optabs.c (expand_simple_binop, expand_simple_unop,
3212 have_insn_for, gen_sub3_insn): New interfaces.
3213 * expr.h: Prototype new functions.
3214 (enum optab_methods): Move here from optabs.h.
3216 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
3217 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
3218 Use new functions instead of working directly with optabs.
3219 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
3220 unroll.c: Don't include optabs.h.
3221 * caller-save.c, combine.c, function.c, stmt.c: Just include
3222 insn-codes.h, not optabs.h.
3223 * Makefile.in: Update dependencies.
3225 * combine.c (make_compound_operation, simplify_comparison):
3226 Fix typos testing for this or that instruction.
3228 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3230 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
3231 generating libgcc.a.
3233 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3235 * except.c (TYPE_HASH): Delete.
3237 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
3240 * tree.c (TYPE_HASH): Delete.
3242 * tree.h (TYPE_HASH): Define.
3244 2001-08-18 Graham Stott <grahams@redhat.com>
3246 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
3248 (adddi3_internal_2+2): Likewise.
3249 (eh_set_lr_di+1): Likewise.
3251 2001-08-17 Richard Henderson <rth@redhat.com>
3253 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3254 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
3255 * dwarf2asm.c: ... here.
3256 * dwarfout.c: Remove them.
3258 * varasm.c (assemble_integer): Add align parameter.
3259 (assemble_real, output_constant, output_constructor): Likewise.
3260 * output.h: Update decls.
3261 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
3262 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
3263 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
3264 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
3265 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
3268 * final.c (end_final): Abort profile block generation if we
3269 havn't layed it out properly.
3270 * output.h (assemble_eh_integer): Remove stale decl.
3271 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
3273 (assemble_integer): Handle unaligned data.
3274 (assemble_real): Abort on unaligned data.
3275 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
3277 (default_dtor_section_asm_out_destructor): Use assemble_align.
3278 (default_named_section_asm_out_constructor): Likewise.
3279 (default_ctor_section_asm_out_constructor): Likewise.
3280 * config/darwin.c (machopic_asm_out_constructor): Likewise.
3281 (machopic_asm_out_destructor): Likewise.
3282 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
3283 (nextstep_asm_out_destructor): Likewise.
3284 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
3285 (vms_asm_out_destructor): Likewise.
3287 2001-08-17 Richard Henderson <rth@redhat.com>
3289 * config/mips/iris6.h (TARGET_IRIX6): New.
3290 (current_section_name, current_section_flags): New.
3291 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
3292 (MAX_OFILE_ALIGNMENT): New.
3293 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
3294 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
3295 (copy_file_data): Split out from
3296 (mips_asm_file_end): ... here.
3297 (mips_asm_file_start): Remove extra .section directive. Use
3298 tmpfile instead of mips_make_temp_file.
3299 (mips_unique_section): Use const char * as needed for warnings.
3300 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
3301 re-add align parameter.
3302 (iris6_asm_named_section): New.
3303 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
3304 (iris6_asm_output_align, iris6_section_align_1): New.
3305 (iris6_asm_file_start, iris6_asm_file_end): New.
3306 * config/mips/mips-protos.h: Update decls.
3308 2001-08-17 Janis Johnson <janis187@us.ibm.com>
3310 * doc/install.texi (Install GCC): Add links to build status pages.
3312 (Final install): Ditto; request updates for specific info
3314 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
3316 * cpperror.c (print_location): Don't take a file name; use the
3318 (_cpp_begin_message): Similarly.
3319 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
3320 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
3321 (cpp_pedwarn_with_file_and_line): Remove.
3322 * cppfiles.c (stack_include_file): Update; set filename to stdin
3323 here when appropriate.
3324 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
3325 (_cpp_begin_message): Don't take a file name.
3326 * cppinit.c: Add comment.
3327 * cpplex.c: Fix end-of-directive indicator.
3328 * cpplib.c: Don't include intl.h.
3329 (run_directive, do_diagnostic): Update.
3330 (do_line): Update to not use nominal_fname.
3331 (cpp_push_buffer): Don't take a filename.
3332 * cpplib.h (struct ht): Remove.
3333 (cpp_push_buffer): Don't take a filename.
3334 (cpp_pedwarn_with_file_and_line): Remove.
3335 * cppmacro.c (struct cpp_macro): Remove file.
3336 (builtin_macro): Update.
3337 (_cpp_create_definition): Update.
3338 * cppmain.c: Correct comment.
3339 * fix-header.c (read_scan_file): Update.
3341 2001-08-17 Kazu Hirata <kazu@hxi.com>
3343 * sbitmap.c: Fix comment formatting.
3344 * sched-deps.c: Likewise.
3345 * sibcall.c: Likewise.
3346 * simplify-rtx.c: Likewise.
3348 * ssa-ccp.c: Likewise.
3349 * stor-layout.c: Likewise.
3350 * timevar.c: Likewise.
3351 * toplev.c: Likewise.
3352 * unwind-dw2.c: Likewise.
3353 * unwind-dw2-fde.c: Likewise.
3354 * varasm.c: Likewise.
3356 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3358 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
3359 or larger than an integer in memory.
3361 2001-08-17 Zack Weinberg <zackw@panix.com>
3363 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
3364 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
3365 * rtl.h: Don't forward-declare union tree_node here. Don't
3366 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
3367 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
3368 and tree respectively.
3369 * tree.h: Don't forward-declare struct rtx_def here. Don't
3370 typedef tree here. Change all uses of struct rtx_def *,
3371 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
3372 and tree respectively.
3374 2001-08-17 Richard Henderson <rth@redhat.com>
3376 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
3377 config/mips/openbsd.h: Fix typos last change.
3379 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3381 * doc/invoke.texi (Optimize Options): The default for
3382 -finline-limit is 600.
3384 2001-08-17 Richard Henderson <rth@redhat.com>
3386 * varasm.c (text_section): Allow TEXT_SECTION to override the
3387 printing of TEXT_SECTION_ASM_OP.
3388 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
3389 (DATA_SECTION, BSS_SECTION): Remove.
3390 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
3391 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
3392 Rename from s/_NAME//.
3393 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
3394 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
3395 (TEXT_SECTION): ... here. New.
3396 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
3397 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
3398 * config/mips/openbsd.h: Likewise.
3399 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
3400 (mips_asm_file_end): Likewise test.
3401 (mips_output_function_epilogue): Likewise. Switch back to data
3402 section after emitting the function.
3404 * doc/tm.texi (Sections): Document TEXT_SECTION.
3406 2001-08-17 Richard Henderson <rth@redhat.com>
3408 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
3409 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
3411 2001-08-17 Richard Henderson <rth@redhat.com>
3413 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
3414 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
3415 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
3416 Add aligned attribute.
3418 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
3420 * config/sh/sh.md: Add modes to unspecs in first insn to match
3421 those in the second.
3423 * Makefile.in: Fix collect2 copy for Cygwin.
3425 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
3427 Install the proper patch.
3428 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
3429 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
3430 (expand_function_start): Likewise.
3431 * stmt.c (expand_decl): Likewise.
3432 * varasm.c (make_decl_rtx): Likewise.
3434 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3436 * final.c: Undo my previous accidental checkin.
3437 * output.h: Likewise.
3438 * tm.texi: Likewise.
3440 2001-08-16 Richard Henderson <rth@redhat.com>
3442 * varasm.c (named_section_flags): Remove align parameter.
3443 * varasm.c, dwarf2out.c: Update all callers.
3444 * output.h: Update prototypes.
3446 * target.h (target.asm_out.named_section): Remove align parameter.
3447 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
3448 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
3449 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
3450 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
3451 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
3453 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
3454 (get_named_section_flags, set_named_section_flags): New.
3455 (named_section_flags): Use them.
3456 (named_section): Do decl vs section flags check here...
3457 (default_section_type_flags): ... not here.
3458 (init_varasm_once): Create in_named_htab.
3459 (resolve_unique_section): Mark reloc unused.
3461 2001-08-16 Richard Henderson <rth@redhat.com>
3463 * varasm.c (force_const_mem): Keep pool alignment in bits.
3464 (output_constant_pool): Use assemble_align.
3466 2001-08-16 Zack Weinberg <zackw@panix.com>
3468 * doc/tm.texi: Remove extra @table command.
3470 2001-08-16 Zack Weinberg <zackw@panix.com>
3472 * final.c (shorten_branches): Clear the end of the label_align
3473 array only if we made it larger. Break up messy expressions
3476 * diagnostic.c (internal_error): Check for error recursion
3477 before doing ICE suppression.
3479 * timevar.c: Timing variables now count in milliseconds.
3480 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
3481 (get_time): Not here.
3482 (timevar_print): Don't print any timer whose user, cpu, and
3483 wall times are all zero as displayed.
3484 * timevar.h: Update comment aboout units. Make timevar
3487 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
3489 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
3490 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
3491 (expand_function_start): Likewise.
3492 * stmt.c (expand_decl): Likewise.
3493 * varasm.c (make_decl_rtx): Likewise.
3495 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
3497 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
3498 (finalize_record_size): Don't set TYPE_USER_ALIGN.
3500 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3502 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
3505 2001-08-16 Andreas Jaeger <aj@suse.de>
3507 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
3510 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
3512 * rtl.h (only_sets_cc0_p): New prototype.
3513 * jump.c (sets_cc0_p): Handle INSN.
3514 (only_sets_cc0_p): New function.
3515 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
3516 (tidy_fallthru_edge): Likewise.
3517 * integrate.c (copy_insn_list): Likewise.
3518 * unroll.c (unroll_loop): Likewise.
3519 (copy_loop_body): Likewise.
3521 2001-08-15 Jason Eckhardt <jle@redhat.com>
3523 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
3525 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3527 * predict.c (struct block_info_def): Remove nvisited.
3528 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3529 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3531 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
3532 (ix86_adjust_cost): Teach scheduler that latency to load operand can
3535 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3537 * predict.def: Update hitrates.
3539 2001-08-15 Richard Henderson <rth@redhat.com>
3541 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
3543 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
3545 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
3546 note from its associated jump.
3548 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3550 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
3551 also on 64-bit s390x targets.
3553 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
3555 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
3557 (arm_expand_prologue): Handled nested functions which take a
3558 variable argument list.
3559 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
3560 macro with an invocation of
3561 arm_compute_initial_elimination_offset.
3562 * config/arm/arm-protos.h: Prototype
3563 arm_compute_initial_elimination_offset.
3565 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3567 * doc/install.texi (Specific, avr): Fix markup.
3568 (Specific, c4x): Ditto.
3570 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3572 * predict.c (dump_prediction): Change `bool' parameter to `int'.
3574 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
3576 * Makefile.in (OBJS): Add rtl-error.o
3577 (rtl-error.o): New rule.
3578 (diagnostic.o): Adjust dependency.
3579 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
3580 error_for_asm, _fatal_insn, _fatal_insn_not_found,
3581 warning_for_asm): Move to...
3582 rtl-error.c: ...here. New file.
3584 2001-08-14 Richard Henderson <rth@redhat.com>
3586 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
3587 if USING_SJLJ_EXCEPTIONS.
3589 2001-08-14 Steve Ellcey <sje@cup.hp.com>
3591 * tlink.c (scan_linker_output): Check string for unsatisfied in
3592 addition to undefined and unresolved.
3594 2001-08-14 Graham Stott <grahams@redhat.com>
3596 * libgcc2.c (*): Replace EH_FRAME_SECTION with
3597 EH_FRAME_SECTION_NAME.
3599 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3601 * genattrtab.c (simplify_test_exp_in_temp): New function.
3602 (simplify_test_exp): Avoid explicit use of temporary obstack.
3603 (simplify_cond, insert_right_side, evaluate_eq_attr,
3604 simplify_and_tree, simplify_or_tree, eliminate_known_true):
3605 Use simplify_test_exp_in_temp.
3606 (optimize_attrs): Iterate until expression stabilizes.
3608 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
3610 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
3611 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
3613 2001-08-13 Richard Henderson <rth@redhat.com>
3615 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
3616 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
3617 * config/arm/conix-elf.h: Likewise.
3619 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3621 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
3623 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3625 * gcse.c (hash_scan_set): Expressions that are set as part of
3626 jump instructions are not available.
3628 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3630 * config/s390/s390.c (print_operand, s390_function_prologue,
3631 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
3633 2001-08-13 Richard Henderson <rth@redhat.com>
3635 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
3636 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
3637 * doc/tm.texi (Exception Region Output): Document it.
3639 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3641 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
3642 DWARF2 instead of stabs by default.
3644 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3646 * config/rs6000/rs6000.c: Include optabs.h.
3648 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3650 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
3651 save/restore routines.
3652 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
3654 2001-08-13 Andreas Jaeger <aj@suse.de>
3656 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
3657 the english is correct.
3659 2001-08-13 Zack Weinberg <zackw@panix.com>
3661 * expr.h: Split out optab- and libfunc-related code to...
3662 * optabs.h, libfuncs.h: ... these new headers.
3664 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
3666 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
3668 * mkconfig.sh: Don't include insn-codes.h from config.h.
3670 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
3671 enum insn_code is available. Move reload_in_optab and
3672 reload_out_optab array declarations to optabs.h.
3673 * regmove.c (gen_add3_insn): Move to optabs.c, export from
3674 there, prototype in expr.h.
3675 * gencodes.c: Cleanup: zap global variables, don't use
3676 printf where puts will do, don't bother defining MAX_INSN_CODE
3677 which nothing uses, let CODE_FOR_nothing get its value implicitly.
3679 * genemit.c, genopinit.c: Include optabs.h in generated file.
3680 * genoutput.c: Include insn-codes.h in generated file.
3681 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
3682 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
3683 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
3684 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
3685 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
3686 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
3688 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
3689 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
3690 config/m88k/m88k.c, config/sparc/sparc.c:
3692 * reload.c: Include expr.h and optabs.h before reload.h.
3693 * config/alpha/alpha.c: Include tree.h before reload.h.
3694 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
3695 and reload.h in that order.
3696 * config/sparc/sparc.c: Include debug.h.
3697 * recog.c: Include insn-codes.h.
3699 2001-08-13 Andreas Jaeger <aj@suse.de>
3701 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
3704 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
3706 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
3707 * gcc.c (init_spec): Fix typo in comment.
3708 * varasm.c (data_section): Fix typo in comment.
3710 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3712 * predict.c (dump_prediction): New argument "USED".
3713 (combine_predictions_for_insn): Determine the used heuristics,
3714 output the case no heuristic applied.
3715 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
3717 2001-08-13 Andreas Jaeger <aj@suse.de>
3719 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
3722 2001-08-13 Kazu Hirata <kazu@hxi.com>
3724 * jump.c: Fix formatting.
3726 2001-08-13 Kazu Hirata <kazu@hxi.com>
3728 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
3731 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
3733 * loop.c (check_dbra_loop): Use condjump_label to compute
3736 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
3737 to better document the files they're in.
3739 2001-08-12 Zack Weinberg <zackw@panix.com>
3741 * recog.h (struct insn_operand_data): Shrink 'mode' field
3744 2001-08-12 Kazu Hirata <kazu@hxi.com>
3746 * gcc.c: Fix comment formatting.
3747 * gccspec.c: Likewise.
3750 * genemit.c: Likewise.
3751 * gengenrtl.c: Likewise.
3752 * genrecog.c: Likewise.
3753 * gensupport.c: Likewise.
3754 * ggc-page.c: Likewise.
3755 * global.c: Likewise.
3756 * graph.c: Likewise.
3757 * ifcvt.c: Likewise.
3758 * integrate.c: Likewise.
3760 * libgcc2.c: Likewise.
3762 * mbchar.c: Likewise.
3763 * optabs.c: Likewise.
3764 * predict.c: Likewise.
3765 * prefix.c: Likewise.
3766 * profile.c: Likewise.
3767 * protoize.c: Likewise.
3769 * recog.c: Likewise.
3770 * regclass.c: Likewise.
3771 * regmove.c: Likewise.
3772 * reg-stack.c: Likewise.
3773 * reload1.c: Likewise.
3774 * resource.c: Likewise.
3775 * rtlanal.c: Likewise.
3778 2001-08-12 Kazu Hirata <kazu@hxi.com>
3780 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
3781 a tree representing a constant is passed to the macro.
3783 2001-08-12 Richard Henderson <rth@redhat.com>
3785 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
3786 (rs6000_elf_asm_out_destructor): New.
3787 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
3788 (DTORS_SECTION_ASM_OP): Remove.
3789 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3790 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
3792 2001-08-12 David Edelsohn <edelsohn@gnu.org>
3795 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3796 * gcc.c (set_collect_gcc_options): New function, split out from
3798 Ignore elided switches.
3799 (do_spec_1): Invoke before executing command.
3800 (set_input): Export.
3801 Move declaration ...
3802 * gcc.h (set_input): ... here.
3803 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3806 2001-08-12 Richard Henderson <rth@redhat.com>
3808 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
3809 thinko wrt TARGET_RELOCATABLE.
3811 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
3813 * fix-header.c (cb_file_change): Update prototype.
3815 2001-08-11 Zack Weinberg <zackw@panix.com>
3817 * toplev.c (set_float_handler): Make static.
3818 * toplev.h: Don't prototype set_float_handler.
3820 * simplify-rtx.c: Don't include setjmp.h.
3821 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
3823 (simplify_unary_operation, simplify_binary_operation): Use them,
3824 via do_float_handler.
3826 * fold-const.c: Don't include setjmp.h.
3827 (exact_real_inverse_1): New function.
3828 (exact_real_inverse): Use it, via do_float_handler.
3830 * varasm.c: Don't include setjmp.h.
3831 (assemble_real_1): New function.
3832 (assemble_real): Use it, via do_float_handler.
3833 Call internal_error if we get a trap here.
3835 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
3836 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
3838 2001-08-11 Zack Weinberg <zackw@panix.com>
3840 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
3841 STACK_BOUNDARY if not already defined.
3843 * calls.c, function.c, reload1.c, explow.c: Don't default
3844 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
3845 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
3847 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
3850 * doc/tm.texi: Document that STACK_BOUNDARY is required;
3851 clarify difference between it and PREFERRED_STACK_BOUNDARY.
3853 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3855 * cppmacro.c (enter_macro_context): Push macro expansions even
3858 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3860 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
3861 (rs6000_elf_section_type_flags): Actually return a value.
3863 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3865 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
3866 Clean up code: add missing comments and prototypes, fix warnings,
3867 remove obsolete code, fix spacing to conform to coding style.
3869 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3871 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
3872 and TARGET_ASM_CLOSE_PAREN.
3873 (regclass_map): CC register belongs to class NO_REGS.
3874 (legitimize_pic_address): Don't generate unnecessary moves
3875 (to avoid confusing loop optimization).
3876 (check_and_change_labels): Replace jump_long by indirect_jump.
3877 (s390_final_chunkify): Don't start a new literal pool on section
3878 switch in 64-bit code.
3879 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
3881 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
3882 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
3883 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
3885 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
3886 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
3887 (CONST_COSTS): Fixed incorrect costs.
3889 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
3890 Use emit_jump instead of emit_jump_insn (gen_jump).
3891 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
3892 (to avoid confusing flow analysis).
3893 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
3894 (casesi, casesi_jump): New.
3895 (jump_long): Removed. Functionality merged into indirect_jump.
3896 (indirect_jump): Accept address_operand, not just register_operand.
3897 (cjump_long, icjump_long): Use same logic as indirect_jump.
3898 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
3899 Fixed broken setjmp/longjmp handling.
3900 (do_builtin_setjmp_setup): Removed.
3902 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
3903 broken GNU as versions that don't accept .quad with large
3904 negative values. Use hexadecimal output instead.
3905 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
3906 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
3907 FUNCTION_EPILOGUE): Removed. Now in targetm.
3909 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
3911 * config/s390/fixdfdi.h: Add missing copyright statement.
3912 Fix type conflicts on 64-bit. Add missing SFmode routines.
3914 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
3917 2001-08-11 Richard Henderson <rth@redhat.com>
3919 * rtl.h (REG_EH_RETHROW): Remove.
3920 * rtl.c (reg_note_name): Update.
3921 * combine.c (distribute_notes): Don't check for it.
3923 2001-08-11 Richard Henderson <rth@redhat.com>
3925 * combine.c (distribute_notes): Place REG_SETJMP.
3927 2001-08-11 Richard Henderson <rth@redhat.com>
3929 * doc/extend.texi (Arrays and pointers implementation): Discourage
3930 relying on sign-extension of pointers.
3932 2001-08-11 H.J. Lu <hjl@gnu.org>
3934 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
3936 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
3937 RDATA_SECTION_ASM_OP.
3939 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3941 * doc/install.texi (Specific, c4x): Fix cross-reference to the
3942 main manual to work both for info and HTML versions.
3944 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3945 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3947 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
3948 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
3949 (struct cpp_pool): New member first.
3950 * cppinit.c (append_include_chain): Plug memory leaks.
3951 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
3952 Allocate pragma structures from the (aligned) macro pool to
3953 avoid leaking memory.
3954 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
3955 so we don't leak memory.
3956 * hashtable.c (ht_destroy): New.
3957 * hashtable.h (ht_destroy): New.
3959 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3960 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3962 * c-lex.c (map): Make const.
3963 (cb_file_change): Update for callback passing a line map.
3964 Don't assume we have a previous map. Remove sanity check
3965 about popping too many files.
3966 * cpperror.c (print_location): Make map const.
3967 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
3968 (cpp_make_system_header): Similarly.
3969 (search_from): Similarly.
3970 (_cpp_execute_include): Don't remember where we came from.
3971 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
3972 (struct cpp_reader): Make map const.
3973 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
3974 * cpplib.c (do_line): Update; line maps now hold sysp.
3975 (cpp_push_buffer): Similarly.
3976 (_cpp_do_file_change): Similarly; callback with map instead.
3977 (cpp_get_line_maps): Constify return value.
3978 (_cpp_pop_buffer): Update.
3979 * cpplib.h (struct cpp_file_change): Remove.
3980 (struct cpp_callbacks): Update.
3981 (cpp_get_line_maps): Constify return value.
3982 * cppmacro.c (_cpp_create_definition): Update.
3983 * cppmain.c (struct printer): Constify map.
3984 (maybe_print_line): Similarly.
3985 (print_line): Similarly. Deduce flags 1 and 2 here.
3986 (cb_file_change): Update.
3987 * line-map.c (free_line_maps): Warn regardless.
3988 (add_line_map): Return pointer to const. When passed NULL to_file
3989 with LC_LEAVE, use the obvious values for the return point so the
3990 caller doesn't have to figure them out.
3991 (lookup_line): Return pointer to const.
3992 (print_containing_files): Take pointer to const.
3993 * line-map.h (struct line_map): New members reason, sysp.
3994 (add_line_map): Return pointer to const.
3995 (lookup_line): Similarly.
3996 (print_containing_files): Take pointer to const.
3998 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
3999 Richard Henderson <rth@redhat.com>
4001 * regmove.c (regmove_optimize): Avoid setting a register twice in
4004 2001-08-10 Richard Henderson <rth@redhat.com>
4006 * doc/extend.texi (Arrays and pointers implementation): Document
4007 behavior of pointer/integer conversion.
4009 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
4011 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
4013 2001-08-10 Richard Henderson <rth@redhat.com>
4015 * doc/extend.texi (C Implementation): New chapter.
4016 * doc/gcc.texi (Top): Link it in.
4018 2001-08-10 Andrew Cagney <ac131313@redhat.com>
4020 * doc/install.texi (Specific): Fix CVS merge botch.
4022 2001-08-10 Richard Henderson <rth@redhat.com>
4024 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
4025 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
4027 2001-08-10 Zack Weinberg <zackw@stanford.edu>
4029 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
4030 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
4031 this macro is now required.
4033 * cselib.c (cselib_process_insn), flow.c (propagate_block),
4034 loop.c (find_and_verify_loops), reload.c (reload): Check
4035 for rtx code of CALL_INSN, not CALL, when deciding if we
4036 need to check for REG_SETJMP note.
4038 * gcse.c (compute_hash_table, compute_store_table): Update
4039 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
4042 * config/avr/avr.c: Fix typo.
4043 * config/convex/convex.c (expand_movstr): Use adjust_address.
4044 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
4046 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
4047 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
4049 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
4050 Do define STACK_BOUNDARY.
4051 * config/i370/i370.c: Include expr.h.
4052 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
4053 config/pa/som.h, config/v850/v850.h: Take in_ctors and
4054 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
4055 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
4056 * config/m88k/m88k.c: Include c-tree.h after expr.h.
4057 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
4058 * config/romp/romp.c: Include expr.h after tree.h.
4060 (output_fpop): Use xmalloc, not oballoc.
4061 * config/we32k/we32k.c: Include expr.h.
4063 2001-08-10 Kazu Hirata <kazu@hxi.com>
4065 * config/h8300/h8300.h: Fix formatting.
4067 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
4069 * c-common.h (RETURN_NULLIFIED_P): Lose.
4070 * c-semantics.c (genrtl_return_stmt): Don't check it.
4072 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4074 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
4075 (mips_annotate_frame_insn): New function.
4076 (mips_emit_frame_related_store): New function.
4077 (save_restore_insns): Don't mark instructions that set up the base
4078 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
4079 the store instructions instead.
4080 (mips_expand_prologue): If the stack size is moved into a temporary
4081 register, do not mark that move as frame-related. Add a
4082 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
4084 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4086 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
4087 stack slot as unchanging if current_function_calls_eh_return.
4089 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4091 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
4092 access the second half of the TFmode scratch operand.
4094 2001-08-10 Anthony Green <green@redhat.com>
4096 * java/class.c (emit_register_classes): Conditionalize code on
4099 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4101 * doc/install.texi (Specific, avr): Fix cross-reference to the
4102 main manual to work both for info and HTML versions.
4104 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
4106 * stmt.c (expand_null_return_1): Remove code to generate simple returns
4107 and "use_goto" argument.
4108 (expand_null_return, expand_value_return): Update all callers.
4109 * function.c (expand_function_end): Remove code to generate simple
4111 * config/vax/vax.md (epilogue): New expander for function return.
4112 * doc/md.texi (epilogue): Remove "if defined".
4114 2001-08-09 Zack Weinberg <zackw@stanford.edu>
4116 * Makefile.in: Partially revert my previous change:
4117 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
4118 of the hashtab.o and safe-ctype.o rules.
4120 2001-08-09 Richard Henderson <rth@redhat.com>
4122 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
4123 (USE_COLLECT2): Remove duplicate definition.
4124 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
4125 (use_collect2): Remove dead code.
4126 * configure.in (use_collect2): Remove will_use_collect2 and
4127 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
4128 * configure: Rebuild.
4130 * target.h (targetm.asm_out.constructor): New.
4131 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
4132 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
4133 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
4134 * varasm.c (in_ctors, in_dtors): New.
4135 (assemble_constructor, assemble_destructor): Remove.
4136 (default_stabs_asm_out_destructor): New.
4137 (default_named_section_asm_out_destructor): New.
4138 (dtors_section, default_dtor_section_asm_out_destructor): New.
4139 (default_stabs_asm_out_constructor): New.
4140 (default_named_section_asm_out_constructor): New.
4141 (ctors_section, default_ctor_section_asm_out_constructor): New.
4142 * output.h: Update declarations.
4143 * c-decl.c (c_expand_body): Use target hooks instead of
4144 assemble_constructor and assemble_destructor.
4145 * profile.c (output_func_start_profiler): Likewise.
4146 * objc/objc-act.c (finish_objc): Likewise.
4147 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
4148 for the constructor.
4149 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
4151 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
4152 (DTORS_SECTION_ASM_OP): Likewise.
4153 (__CTOR_LIST__): Use attribute section when possible.
4154 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
4156 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
4157 ASM_OUTPUT_CONSTRUCTOR.
4159 * config/darwin.c (machopic_asm_out_constructor): New.
4160 (machopic_asm_out_destructor): New.
4161 * config/darwin-protos.h: Update declarations.
4162 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4163 (ASM_OUTPUT_DESTRUCTOR): Remove.
4164 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4165 * config/nextstep.c (nextstep_asm_out_constructor): New.
4166 (nextstep_asm_out_destructor): New.
4167 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4168 (ASM_OUTPUT_DESTRUCTOR): Remove.
4169 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4170 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
4171 ASM_OUTPUT_*STRUCTOR.
4172 * config/i386/aix386ng.h: Likewise.
4174 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
4175 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
4176 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4177 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4178 * config/lynx.h: Likewise.
4179 * config/netware.h: Likewise.
4180 * config/psos.h: Likewise.
4181 * config/alpha/alpha-interix.h: Likewise.
4182 * config/alpha/elf.h: Likewise.
4183 * config/arc/arc.h: Likewise.
4184 * config/arm/aof.h: Likewise.
4185 * config/arm/coff.h: Likewise.
4186 * config/arm/elf.h: Likewise.
4187 * config/c4x/c4x.h: Likewise.
4188 * config/h8300/h8300.h: Likewise.
4189 * config/i386/cygwin.h: Likewise.
4190 * config/i386/djgpp.h: Likewise.
4191 * config/i386/i386-coff.h: Likewise.
4192 * config/i386/i386-interix.h: Likewise.
4193 * config/i386/sco5.h: Likewise.
4194 * config/i386/vsta.h: Likewise.
4195 * config/i386/win32.h: Likewise.
4196 * config/i960/i960-coff.h: Likewise.
4197 * config/ia64/sysv4.h: Likewise.
4198 * config/m68hc11/m68hc11.h: Likewise.
4199 * config/m68k/coff.h: Likewise.
4200 * config/m68k/mot3300.h: Likewise.
4201 * config/m88k/m88k.h: Likewise.
4202 * config/mcore/mcore-pe.h: Likewise.
4203 * config/mcore/mcore.h: Likewise.
4204 * config/mips/elf.h: Likewise.
4205 * config/mips/elf64.h: Likewise.
4206 * config/mips/iris6.h: Likewise.
4207 * config/pa/pa64-hpux.h: Likewise.
4208 * config/rs6000/sysv4.h: Likewise.
4209 * config/sh/sh.h: Likewise.
4210 * config/sparc/litecoff.h: Likewise.
4212 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
4213 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4214 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4215 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4216 (ASM_OUTPUT_DESTRUCTOR): Remove.
4217 * config/a29k/a29k.c: Move include of tree.h.
4218 * config/a29k/udi.h: Delete file.
4219 * config/alpha/alpha.c (vms_asm_out_constructor): New.
4220 (vms_asm_out_destructor): New.
4221 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
4222 (EXTRA_SECTION_FUNCTIONS): Likewise.
4223 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4224 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4225 * config/c4x/c4x.c: Move include of tree.h.
4226 * config/clipper/clipper.c (clix_asm_out_constructor): New.
4227 (clix_asm_out_destructor): New.
4228 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4229 (ASM_OUTPUT_DESTRUCTOR): Remove.
4230 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4231 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4232 (TARGET_ASM_CONSTRUCTOR): New.
4233 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
4234 (sco_asm_out_constructor): New.
4235 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
4236 * config/i386/svr3gas.h: Remove stack grows up code.
4237 Remove code duplicated from i386/sysv3.h.
4238 (TARGET_ASM_CONSTRUCTOR): New.
4239 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4240 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
4241 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4242 (TARGET_ASM_CONSTRUCTOR): New.
4243 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
4244 (m68hc11_asm_out_destructor): New.
4245 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
4246 (TARGET_ASM_DESTRUCTOR): New.
4247 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
4248 * config/m68k/dpx2.h: Properly undef all the bits inherited from
4249 config/svr3.h pertaining to section manipulation.
4250 * config/m68k/dpx2g.h: Remove #if 0 code.
4251 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
4252 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
4253 (ASM_OUTPUT_CONSTRUCTOR): Remove.
4254 (TARGET_ASM_CONSTRUCTOR): New.
4255 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
4256 (m88k_svr3_asm_out_constructor): New.
4257 (m88k_svr3_asm_out_destructor): New.
4258 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4259 (ASM_OUTPUT_DESTRUCTOR): Remove.
4260 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4261 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
4262 * config/rs6000/aix.h: Likewise.
4263 * config/mips/rtems64.h: Don't undef removed constructor related bits.
4264 * config/mips/vxworks.h: Likewise.
4265 * config/rs6000/lynx.h: Likewise.
4266 * config/sh/elf.h: Likewise.
4267 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
4268 (DTORS_SECTION_ASM_OP): New.
4269 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4270 (ASM_OUTPUT_DESTRUCTOR): Remove.
4271 * config/sparc/sol2-sld-64.h: Likewise.
4272 * config/vax/vax.c (vms_asm_out_constructor): New.
4273 (vms_asm_out_destructor): New.
4274 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4275 (ASM_OUTPUT_DESTRUCTOR): Remove.
4276 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4278 * doc/tm.texi (@node Initialization): Update.
4280 2001-08-09 Richard Henderson <rth@redhat.com>
4282 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
4283 (__do_global_dtors_aux): Use gp-relative static data to avoid
4284 one dynamic relocation.
4285 (__do_frame_setup): Register Java classes.
4286 * config/alpha/crtend.asm (__JCR_END__): New.
4288 2001-08-09 Zack Weinberg <zackw@stanford.edu>
4290 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
4291 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
4292 (GEN, STAGESTUFF): Add new files.
4293 (insn-constants.h, s-constants, tm-preds.h, s-preds,
4294 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
4295 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
4296 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
4297 as well as insn-codes.h and insn-flags.h in config.h; and no
4298 extra headers in tconfig.h and hconfig.h.
4300 * gencodes.c: Eliminate code to generate predicate declarations
4301 or #defines for md-file constants.
4302 * genconstants.c, genpreds.c: New files.
4304 * i386.md: Re-order guard expressions such that TARGET_64BIT
4305 comes first, when this permits better optimization. Add
4306 TARGET_64BIT to more x86-64 patterns. Add comment explaining
4307 why this is desirable.
4309 2001-08-09 Jakub Jelinek <jakub@redhat.com>
4311 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
4312 (find_fde_for_dso): Remove.
4313 (_Unwind_IteratePhdrCallback): New.
4314 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
4315 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
4317 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4319 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
4320 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
4322 2001-08-09 Graham Stott <grahams@redhat.com>
4324 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
4325 (vis_no_unit): Use it.
4326 (visualize_no_unit): Add the insn only if room exists.
4328 2001-08-09 Graham Stott <grahams@redhat.com>
4330 * predict.c (estimate_probability): Replace magic numbers with
4331 appropriate enumeration.
4333 2001-08-09 Graham Stott <grahams@redhat.com>
4335 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
4337 (EXTRACT_FLAGS): Likewise.
4339 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
4341 * config/mips/mips.c (mips_legitimate_address_p): Check for
4342 CONST_INT in last patch.
4344 2001-08-08 Anthony Green <green@redhat.com>
4346 * java/class.c (emit_register_classes): Use assemble_jcr if
4347 possible. Keep the original mechanism as a fallback.
4348 * defaults.h (JCR_SECTION_NAME): Define if we have named section
4349 and weak symbol support.
4350 * crtstuff.c (__JCR_LIST__): Define.
4351 (__JCR_END__): Define.
4352 (_Jv_RegiserClasses): Define weak symbol if possible.
4353 (__do_global_ctors_aux): Register classes for ELF targets with
4354 weak symbol support.
4356 2001-08-08 Kazu Hirata <kazu@hxi.com>
4358 * dbxout.c: Fix comment formatting.
4359 * dependence.c: Likewise.
4361 * diagnostic.c: Likewise.
4362 * dominance.c: Likewise.
4363 * doprint.c: Likewise.
4364 * dwarf2out.c: Likewise.
4365 * dwarfout.c: Likewise.
4366 * emit-rtl.c: Likewise.
4367 * except.c: Likewise.
4368 * explow.c: Likewise.
4369 * expmed.c: Likewise.
4372 * fold-const.c: Likewise.
4373 * function.c: Likewise.
4375 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4377 * global.c (retry_global_alloc): Avoid shadowing allocno.
4379 2001-08-08 Mark Mitchell <mark@codesourcery.com>
4381 * except.c (remove_fixup_regions): Fix typo.
4383 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
4385 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
4386 unsigned HOST_WIDE_INT to avoid warning.
4387 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
4388 * flow.c (set_block_for_new_insns): Likewise.
4390 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
4392 * sibcall.c (return_value_pseudo): New static variable.
4393 (skip_copy_to_return_value): Handle return_value_pseudo.
4394 (call_ends_block_p): Ensure that return_value_pseudo is set.
4395 (optimize_sibling_and_tail_recursive_call): Discover the
4396 load of pseudo return value in alternate exit block.
4398 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4400 * calls.c (ECF_ALWAYS_RETURN): New constant.
4401 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
4402 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
4403 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
4404 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
4405 * rtl.c (reg_note_name): New name.
4406 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
4408 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
4410 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
4412 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
4414 * alias.c (get_alias_set): Return a previously calculated
4415 alias set for a VAR_DECL.
4416 * function.c (gen_mem_addressof): Calculate the alias set before
4419 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
4421 * predict.def: Set hitrates according our experimental run.
4423 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4425 * i386.h (HARD_REGNO_RENAME_OK): New macro.
4427 2001-08-08 H.J. Lu <hjl@gnu.org>
4429 * config/mips/mips.c (mips_unique_section): New. Copied from
4432 * config/mips/mips-protos.h (mips_unique_section): New
4435 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
4437 * config/mips/little.h: New. Generic little endian mips
4438 targets. Only mips*-*-linux* is converted to use it so far.
4440 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
4441 (WCHAR_TYPE): Defined
4442 (WCHAR_TYPE_SIZE): Likewise.
4443 (INIT_SUBTARGET_OPTABS): Likewise.
4444 (BSS_SECTION_ASM_OP): Likewise.
4445 (SBSS_SECTION_ASM_OP): Likewise.
4446 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
4447 (ASM_DECLARE_OBJECT_NAME): Likewise.
4448 (UNIQUE_SECTION): Likewise.
4449 (EXTRA_SECTIONS): Likewise.
4450 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4451 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4452 (ASM_OUTPUT_DEF): Likewise.
4453 (HANDLE_SYSV_PRAGMA): Removed.
4454 (NO_IMPLICIT_EXTERN_C): Likewise.
4455 (TARGET_MEM_FUNCTIONS): Likewise.
4456 (STARTFILE_SPEC): Likewise.
4457 (ENDFILE_SPEC): Likewise.
4458 (LIB_SPEC): Likewise.
4459 (INVOKE__main): Likewise.
4460 (CTOR_LIST_BEGIN): Likewise.
4461 (CTOR_LIST_END): Likewise.
4462 (DTOR_LIST_BEGIN): Likewise.
4463 (DTOR_LIST_END): Likewise.
4464 (SET_ASM_OP): Likewise.
4465 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4466 (ASM_OUTPUT_DEF): Likewise.
4467 (ASM_OUTPUT_IDENT): Likewise.
4469 * config/mips/mips.h (ASM_SPEC): Undefine before define.
4470 (CPLUSPLUS_CPP_SPEC): Likewise.
4471 (ASM_APP_ON) Redefine only if not defined.
4472 (ASM_APP_OFF): Likewise.
4473 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4474 (ASM_OUTPUT_IDENT): Likewise.
4476 * config.gcc: Update tm_file for Linux/mips.
4478 2001-08-08 Bernd Schmidt <bernds@redhat.com>
4480 * cselib.c (cselib_record_sets): If insn is predicated, turn
4481 sources into IF_THEN_ELSEs.
4483 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
4484 Turn into define_insn_and_split.
4486 * sched-deps.c: Include "cselib.h".
4487 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
4488 Use cselib to turn memory addresses into VALUEs.
4489 (sched_analyze): Call cselib_init/cselib_finish if necessary.
4490 * sched-int.h (struct sched_info): New member USE_CSELIB.
4491 * sched-ebb.c (ebb_sched_info): Initialize it.
4492 * sched-rgn.c (rgn_sched_info): Likewise.
4493 * Makefile.in (sched-deps.o): Update dependencies.
4495 * cselib.h (cselib_subst_to_values): Declare.
4496 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
4497 that have no value and autoincs to be handled by generating a new
4500 2001-08-08 Graham Stott <grahams@redhat.com>
4502 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
4503 within fixed length SEQUENCE.
4505 2001-08-08 Graham Stott <grahams@redhat.com>
4507 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
4508 (diagnostic_prefixing_rule): Likewise.
4509 (diagnostic_line_cutoff): Likewise.
4510 (diagnostic_kind_count): Likewise.
4512 2001-08-08 Graham Stott <grahams@redhat.com>
4514 * alias.c (find_base_decl): Delete redundent assignment.
4516 2001-08-08 Graham Stott <grahams@redhat.com>
4518 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
4519 (abs): Uppercase and paranthesize macro parameter.
4520 (MEM_DEPENDENCY): Add whitespace.
4522 2001-08-08 Graham Stott <grahams@redhat.com>
4524 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
4525 failure check for CONST_INT
4527 2001-08-08 Graham Stott <grahams@redhat.com>
4529 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
4530 (libcall_dead_p): Likewise.
4532 (mark_used_regs): Constify fmt.
4533 (find_use_as_address): Likewise.
4535 2001-08-08 Graham Stott <grahams@redhat.com>
4537 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
4540 2001-08-08 Graham Stott <grahams@redhat.com>
4542 * combine.c (combine_simplify_rtx): Update comment and
4543 remove erroneous test.
4545 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4547 * cppinit.c (cpp_finish): Pop the final buffer without comment.
4548 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
4549 take care to avoid multiple no-newline at EOF warnings in that
4552 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
4554 * calls.c (expand_call): Do not emit INSN_SETJMP note.
4555 (emit_library_call_value_1): Likewise.
4556 (emit_call_1): Emit REG_SETJMP note.
4557 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
4559 * cselib.c (cselib_process_insn): Likewise.
4560 * flow.c (propagate_block): Likewise.
4561 * loop.c (find_and_verify_loops): Likewise.
4562 * reload.c (find_equiv_regs): Likewise.
4563 * reload1.c (reload): Likewise.
4564 * resource.c (mark_referenced_resources,
4565 mark_set_resources): Likewise.
4566 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
4567 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
4568 * haifa-sched.c (unlink_other_notes): Likewise.
4569 (reemit_notes): Likewise.
4570 * sched-ebb.c (sched_ebb): Likewise.
4571 * sched-rgc.c (sched_region): Likewise.
4572 * rtl.c (note_insn_name): Likewise.
4573 (reg_note_name): Add REG_SETJMP
4574 * rtl.h (reg_note): Add REG_SETJMP.
4575 (insn_note): Remove NOTE_INSN_SETJMP.
4577 * profile.c (branch_prob): Add fake edges for setjmp.
4579 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
4581 * config.gcc: Quote target_cpu_default2 correctly for
4582 powerpc*-*-* targets.
4584 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4586 * cpplib.h, line-map.h: Update comments.
4587 * cppmain.c (printer_init): Move inline.
4588 (maybe_print_line, print_line): Take a map pointer.
4589 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
4590 (cb_file_change): Don't use prior value of print.map.
4592 2001-08-07 David Edelsohn <edelsohn@gnu.org>
4594 * doc/install.texi: Document fine-grained multilib configuration.
4596 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4598 * rtlanal.c (find_first_parameter_load): Call note_stores
4599 only on the instructions.
4601 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4603 * alias.c (nonlocal_mentioned_p):
4604 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
4605 * calls.c (emit_call_1): Likewise.
4606 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
4607 * cselib.c (cselib_process_insn): Likewise.
4608 * df.c (df_insns_modify): Likewise.
4609 * flow.c (need_fake_edge_p): Likewise.
4610 (propagate_one_insn): Likewise.
4611 * haifa-sched.c (reemit_notes): Likewise.
4612 * integrate.c (copy_insn_list): Likewise.
4613 * jump.c (delete_prior_computation): Likewise.
4614 * local-alloc.c (validate_equiv_mem): Likewise.
4615 * loop.c (scan_loop): Likewise.
4616 * predict.c (estimate_probability): Likewise.
4617 * reload.c (reload): Likewise.
4618 * sched-deps (sched_analyze): Likewise.
4619 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
4620 * gcse.c (compute_hash_table): Likewise.
4621 (mark_call): Likewise.
4622 (store_killed_in_insn): Likewise.
4624 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
4626 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
4628 2001-08-06 Richard Henderson <rth@redhat.com>
4630 * varasm.c (assemble_gc_entry): Remove.
4631 * output.h: Likewise.
4633 2001-08-06 Richard Henderson <rth@redhat.com>
4635 * varasm.c (assemble_constructor): Take a symbol_ref and a
4636 priority instead of a bare string. Move priority handling
4637 here from cp/decl2.c.
4638 * output.h: Update decls.
4640 * c-decl.c (c_expand_body): Update calls to assemble_constructor
4641 and assemble_destructor.
4642 * profile.c (output_func_start_profiler): Likewise.
4643 * objc/objc-act.c (finish_objc): Likewise.
4644 (build_module_descriptor): Return the symbol not the symbol name.
4646 2001-08-06 David Edelsohn <edelsohn@gnu.org>
4648 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
4649 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
4650 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
4651 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
4652 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
4653 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
4655 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4657 * cpperror.c (print_containing_files): Moved to line-map.c.
4658 (print_location): line-map.c handles re-listing or otherwise.
4659 * cpphash.h (struct lexer_state): Remove next_bol.
4660 (struct cpp_buffer): Remove include_stack_listed.
4661 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
4662 Remove faked buffer handling.
4663 (_cpp_do_file_change): Tweak.
4664 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
4665 * cppmain.c (struct printer): Remove filename.
4666 (print_line, cb_file_change): Update accordingly.
4667 * line-map.c: Include intl.h.
4668 (init_line_maps): Initialize last_listed.
4669 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
4670 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
4671 (print_containing_files): New.
4672 * line-map.h (struct line_maps): New member last_listed.
4673 (print_containing_files, INCLUDED_FROM): New.
4674 * Makefile.in: Update.
4675 * po/POTFILES.in: Add line-map.c.
4677 2001-08-06 Richard Henderson <rth@redhat.com>
4679 * except.c (convert_from_eh_region_ranges_1): Never mark
4680 USE or CLOBBER insns as throwing.
4682 * expr.c (store_constructor): Don't clobber memory targets.
4684 2001-08-06 Andreas Jaeger <aj@suse.de>
4686 * profile.c (branch_prob): Remove unused variable insn.
4688 * Makefile.in (local-alloc.o): Add dependency on except.h.
4690 * local-alloc.c: Include except.h for can_throw_internal prototype.
4692 2001-08-06 Richard Henderson <rth@redhat.com>
4694 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
4695 * function.c (expand_main_function): Implement it.
4696 * doc/tm.texi: Document it.
4698 2001-08-06 Stan Shebs <shebs@apple.com>
4700 * doc/install.texi: Document powerpc-*-darwin* details.
4702 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
4704 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
4705 (ASM_CPU_SPEC): Move back to rs6000.h
4706 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
4708 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
4710 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
4713 * config/rs6000/linux64.h: Ditto.
4715 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4716 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
4719 Remove accidently readded definitions of FUNCTION_PROLOGUE,
4720 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
4722 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4725 2001-08-05 Richard Henderson <rth@redhat.com>
4727 * local-alloc.c (update_equiv_regs): Do not move insns that
4730 2001-08-05 Jan Hubicka <jh@suse.cz>
4732 * Makefile.in (reload1.o): Add dedendancy on except.h
4733 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
4735 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
4736 indicating wehther edges has been cleaned up.
4737 * reload1.c: Inlucde except.h
4738 (fixup_abnormal_edges): Accept deleted insns.
4739 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
4742 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4744 * cpplib.c (do_line): Correct line number after pop_buffer.
4746 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4748 PR preprocessor/3824
4749 * line-map.c: Update comments.
4750 * line-map.h: Update comments.
4751 * tradcif.y: Don't consider large numbers unsigned.
4753 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4755 PR preprocessor/3081
4756 * c-lex.c (map): New.
4757 (cb_file_change): Update map and use it.
4758 (cb_def_pragma, cb_define, cb_undef): Use map and line.
4759 (c_lex): Update to use map.
4760 * cpperror.c (print_location): Move to using logical line numbers.
4761 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
4762 (cpp_make_system_header): Similarly.
4763 (_cpp_execute_include): Stop line numbering hacks. Store the
4764 line we will return to.
4765 * cpphash.h (CPP_BUF_LINE): Remove.
4766 (struct cpp_buffer): Remove lineno and pseudo_newlines.
4767 Add map and return_to_line.
4768 (_cpp_do_file_change): Update.
4769 * cppinit.c (cpp_start_read): Update line kludge.
4770 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
4771 (trigraph_ok): Use logical line numbers for diagnostics.
4772 (skip_block_comment): Likewise.
4773 (skip_whitespace): Likewise.
4774 (skip_line_comment): Use pfile->line instead.
4775 (_cpp_lex_token): Update to use logical line numbering exclusively.
4776 Handle BOL locally. Accept new lines in directives, but keep
4777 pfile->line decremented. Diagnostics use logical lines. Update
4779 * cpplib.c (SEEN_EOL): New.
4780 (skip_rest_of_line, check_eol): Use it.
4781 (end_directive): Increase line number when accepting the newline
4782 at the end of a directive.
4783 (run_directive): Simplify.
4784 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
4785 (_cpp_do_file_change): Update to take buffer line number as an
4786 argument, and store the current map in the cpp_reader. Remove
4787 line number kludges.
4788 (_cpp_do__Pragma): Restore output position after a _Pragma.
4789 (cpp_push_buffer): Don't set output line or lineno.
4790 (_cpp_pop_buffer): Transfer more info from a faked buffer.
4791 Remove line kludge. Set output_line.
4792 * cppmacro.c (builtin_macro): Update handling of __LINE__.
4793 (parse_arg): Use logical lines.
4794 (save_lookahead_token): Save EOFs too now.
4795 * cppmain.c (struct printer): Fix comments.
4796 (printer_init): Simplify, let caller do errors.
4797 (scan_translation_unit, check_multiline_token, dump_macro): Update.
4798 (maybe_print_line): Simplify.
4799 (print_line): Don't print a linemarker if -P.
4800 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
4801 (cb_file_change): Simplify.
4802 * line-map.h (LAST_SOURCE_LINE): Fix.
4803 (CURRENT_LINE_MAP): New.
4805 2001-08-05 Bernd Schmidt <bernds@redhat.com>
4807 * doloop.c (doloop_modify_runtime): Properly compute number of
4808 iterations if loop was unrolled.
4810 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
4811 if their CSELIB_VAL_PTRs are.
4813 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
4814 (setup_spill_pointers): Initialize it.
4815 (spill_restore_mem): Set it.
4816 (do_spill, do_restore): Use it to add REG_INC note.
4817 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
4819 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
4820 asms if other insns are available.
4822 * config/ia64/ia64.c (condop_operator): New predicate.
4823 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
4824 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
4827 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
4828 temporary register than directly using a MEM.
4830 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4832 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
4833 parameter in last change.
4835 2001-08-04 Zack Weinberg <zackw@panix.com>
4837 * sparc.md: Don't use #if inside C test expression.
4839 2001-08-04 Richard Henderson <rth@redhat.com>
4841 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
4843 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
4845 * cpphash.h (struct cpp_reader): New member directive_line.
4846 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
4847 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
4848 do_pragma): Pass line to callbacks.
4849 (start_directive): Record line of directive.
4850 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
4851 cb_include): Similarly.
4852 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
4855 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4857 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
4860 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4862 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
4864 * reload1.c (fixup_abnormal_edges): New static function.
4867 * flow.c (need_fake_edge_p): New function.
4868 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
4869 avoid call insn to be very last insn in the insn stream.
4871 * profile.c (branch_prob): Call flow_call_edges_add instead of
4872 doing that by hand; cleanup cfg to re-merge basic blocks once
4875 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4877 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
4878 are also on line-map.h.
4879 * cppfiles.c (stack_include_file): Update.
4880 * cpphash.h (struct cpp_buffer): New member return_at_eof.
4881 (_cpp_pop_buffer): New.
4882 * cppinit.c (cpp_destroy, cpp_finish): Update.
4883 (do_includes): Mark each buffer to return at EOF.
4884 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
4885 return as requested.
4886 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
4887 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
4888 * cpplib.h (cpp_pop_buffer): Remove.
4889 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
4890 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
4892 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
4894 (do_preprocessing): Update.
4895 * fix-header.c (read_scan_file): Update. No need to pop buffers.
4896 * c-parse.in (_yylex): Similarly.
4897 * scan-decls.c (scan_decls): Similarly.
4898 * line-map.h: Update comments.
4900 * objc/Make-lang.in (objc-act.o): Update dependencies.
4902 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4904 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
4905 and soft register for operand 0.
4906 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
4908 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4910 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
4911 register for operand 0.
4912 ("bitcmpqi_z_used"): Allow memory for operand 0.
4913 (split "bitcmpqi"): New split to handle address reg as operand 1.
4915 2001-08-04 Andreas Jaeger <aj@suse.de>
4917 * gcse.c: Revert Daniel's last patch.
4919 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4921 * sparc-protos.h: Add prototypes for fp_zero_operand and
4923 * sh-protos.h: Add prototype for fpul_operand.
4925 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4927 * doc/extend.texi (Other Builtins): Fix typo in last change.
4929 2001-08-03 Richard Henderson <rth@redhat.com>
4931 * target.h (gcc_target): Add asm_out.named_section,
4932 section_type_flags, have_named_sections.
4933 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
4934 (TARGET_HAVE_NAMED_SECTIONS): New.
4935 (TARGET_SECTION_TYPE_FLAGS): New.
4937 * Makefile.in (toplev.o): Depend on TARGET_H.
4938 (varasm.o, dbxout.o): Likewise.
4939 * c-common.c (decl_attributes): Check targetm.have_named_sections
4940 instead of ifdef ASM_OUTPUT_SECTION_NAME.
4941 * dbxout.c (dbxout_function_decl): Likewise.
4942 (dbxout_function_end): Likewise.
4943 * toplev.c (compile_file): Likewise.
4944 * varasm.c (exception_section): Likewise.
4945 * cp/decl2.c (finish_objects): Likewise.
4947 * defaults.h (EH_FRAME_SECTION): Remove.
4948 (EH_FRAME_SECTION_ASM_OP): Remove.
4949 (EH_FRAME_SECTION_NAME): New.
4950 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
4951 (UNIQUE_SECTION_P): Remove.
4952 * dwarf2out.c (SECTION_FORMAT): Remove.
4953 (ASM_OUTPUT_SECTION): Remove.
4954 (output_call_frame_info): Use named_section_flags.
4955 (output_comp_unit, dwarf2out_start_source_file): Likewise.
4956 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
4957 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
4958 * varasm.c (in_eh_frame, eh_frame_section): Remove.
4959 (named_section_flags): New.
4960 (named_section): Use it and targetm.section_type_flags.
4961 (resolve_unique_section): New.
4962 (assemble_start_function): Use it.
4963 (asm_emit_uninitialised, assemble_variable): Likewise.
4964 (default_section_type_flags): New.
4965 (default_no_named_section, default_elf_asm_named_section): New.
4966 (default_coff_asm_named_section, default_pe_asm_named_section): New.
4967 * output.h: Update varasm.c decls.
4968 (SECTION_*): New flags.
4970 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
4971 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
4973 * config/elfos.h (UNIQUE_SECTION_P): Remove.
4974 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
4975 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
4976 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4977 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
4978 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
4979 * config/mips/elf.h, config/mips/elf64.h: Likewise.
4980 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
4981 * config/pa/pa64-hpux.h,
4983 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
4984 (TARGET_ASM_NAMED_SECTION): New.
4985 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
4986 * config/alpha/vms.h, config/arm/coff.h: Likewise.
4987 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
4988 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
4989 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
4990 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
4991 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4992 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
4993 * config/i386/sco5.h, config/i386/win32.h: Likewise.
4994 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
4995 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
4996 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
4997 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
4998 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
4999 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
5000 * config/sparc/sysv4.h: Likewise.
5002 * config/nextstep.h: Error until named sections implemented.
5004 * config/a29k/a29k.c (a29k_asm_named_section): New.
5005 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
5006 (vms_section_type_flags, vms_asm_named_section): New.
5007 * config/arm/arm.c (arm_elf_asm_named_section): New.
5008 * config/avr/avr.c (asm_output_section_name): Remove.
5009 * config/avr/avr-protos.h: Update.
5010 * config/c4x/c4x.c (c4x_asm_named_section): New.
5011 * config/h8300/h8300.c (h8300_asm_named_section): New.
5012 * config/i386/i386.c (sco_asm_named_section): New.
5013 * config/i386/winnt.c (SECTION_PE_SHARED): New.
5014 (i386_pe_section_type_flags): New.
5015 (i386_pe_asm_named_section): New.
5016 * config/i386/i386-protos.h: Update.
5017 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
5018 * config/mcore/mcore.c (mcore_asm_named_section): New.
5019 * config/mips/mips.c (iris6_asm_named_section): New.
5020 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
5021 instead of UNIQUE_SECTION_P.
5022 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
5023 (xcoff_asm_named_section): New.
5024 * config/sh/sh.c (sh_asm_named_section): New.
5025 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
5027 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
5028 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
5029 (EH_FRAME_SECTION_NAME): New.
5030 (EXCEPTION_SECTION): New.
5031 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
5032 (DEBUG_*_SECTION): Remove.
5033 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
5034 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
5035 (EH_FRAME_SECTION_ASM_OP): Remove.
5037 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
5038 (ASM_OUTPUT_SECTION_NAME): Remove.
5039 (TARGET_ASM_NAMED_SECTION): New.
5040 (TARGET_HAVE_NAMED_SECTIONS): New.
5041 (TARGET_SECTION_TYPE_FLAGS): New.
5042 (EH_FRAME_SECTION_ASM_OP): Remove.
5043 (EH_FRAME_SECTION_NAME): New.
5045 2001-08-03 Zack Weinberg <zackw@stanford.edu>
5047 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
5048 for complex expressions when cfun == 0.
5049 * doc/extend.texi: Document that __builtin_constant_p can be
5050 used in data initializers as well as functions.
5052 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
5054 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
5055 variable I locally, instead of expecting a declaration in the
5058 2001-08-03 Richard Henderson <rth@redhat.com>
5060 * except.c (collect_one_action_chain): Add an explicit cleanup
5061 action if regions surrounding a catch were encoded entirely
5062 within the call-site entry.
5064 2001-08-03 Richard Henderson <rth@redhat.com>
5066 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
5067 don't take REGNO of a non-register.
5069 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5071 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
5072 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
5073 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
5074 (__gthread_mutex_init_function): New function for mutex initialization.
5076 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5078 * Makefile.in: Revert screwed up commit.
5080 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5082 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
5083 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
5084 merged by linker script to get a final _exit().
5085 (__do_global_dtors): New for destructor handling in specific exit
5087 (__do_global_ctors): New for constructors in specific install section.
5088 (__map_data_section): Map data sections before running constructors.
5089 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
5090 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
5091 (DTORS_SECTION_ASM_OP): Likewise.
5092 (CTORS_SECTION_FUNCTION): Define to force a reference to
5094 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
5096 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5098 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
5100 * Makefile.in: Add df.h to gcse.c dependencies.
5102 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5104 * varasm.c (output_constant_def_contents): Use for the length of a
5105 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
5106 depending on which is larger.
5108 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5110 * gcse.c: Include df.h for use as a dataflow analyzer.
5112 Declaration of reg_set_info: gone.
5113 New df_analyzer variable used by store motion.
5114 (reg_set_info): Deleted.
5115 (mark_mem_regs): New function, analyze regs used by a mem.
5116 (store_ops_ok): Use dataflow analyzer results to determine if
5117 necessary regs are changed in the block.
5118 (find_moveable_store): Remove check for symbol ref, we can handle
5119 much more complex expressions now.
5120 (compute_store_table): Remove most of the code, it's unnecessary
5121 now that the dataflow analyzer records the info for us.
5122 (store_killed_after): Add parameter to say whether to do the
5123 store_ops_okay test, used to speed up testing when we already know
5124 the answer, and just want to know if the store itself was killed.
5125 (build_store_vector): Largely rewritten to calculate the various
5126 vectors properly, and somewhat optimized.
5127 (store_motion): Init the df_analyzer, get REG_DEF chains.
5128 Also handle trapping expressions (since mems almost always trap)
5129 (simple_mem): Redefine what a simple mem is.
5131 2001-08-03 DJ Delorie <dj@redhat.com>
5133 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
5134 set from a constant part of the condition.
5136 2001-08-01 Andrew Cagney <ac131313@redhat.com>
5138 * mkdeps.c (deps_add_default_target): Make local variable
5139 ``start'' a const char pointer.
5140 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
5142 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5144 * doc/install.texi (Configuration): Fix markup.
5145 (Specific, i?86-*-udk): Likewise.
5146 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
5148 Document --enable-threads and --enable-libgcj status.
5149 (Specific, mips-sgi-irix*): Canonicalize triples.
5150 (Specific, mips-sgi-irix5): Warn about problems with this config.
5151 Mention required GNU as patch.
5152 Native assembler problems are fixed.
5153 (Specific, mips-sgi-irix6): Update O32 ABI support status.
5154 Document --enable-threads and --enable-libgcj status.
5156 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
5158 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
5161 2001-08-03 Richard Henderson <rth@redhat.com>
5163 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
5166 2001-08-03 Richard Henderson <rth@redhat.com>
5168 * rtlanal.c (find_first_parameter_load): Stop if we
5169 reach a CODE_LABEL at BOUNDARY.
5171 2001-08-03 Richard Henderson <rth@redhat.com>
5173 * config/alpha/alpha.md (force_movdi): New insn.
5174 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
5175 Tweek FRP marking of VMS prologue insns.
5176 * config/alpha/vms.h (EPILOGUE_USES): New.
5178 2001-08-02 Richard Henderson <rth@redhat.com>
5180 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
5182 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
5184 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
5185 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
5186 config/convex/convex.h, config/d30v/d30v.c,
5187 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
5188 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
5189 config/mips/mips.h, config/mn10200/mn10200.h,
5190 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
5191 config/v850/v850.h, config/vax/openbsd.h,
5192 config/vax/openbsd1.h, config/vax/ultrix.h,
5193 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
5194 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
5195 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
5196 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
5197 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
5198 in comments and documentation.
5200 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5204 * Makefile.in (line-map.o): New.
5205 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
5206 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
5207 * cpperror.c (print_containing_files): Similarly.
5208 (print_location): Update. Don't output a space before _Pragma.
5209 * cppfiles.c (stack_include_file): Set to line 1 immediately.
5210 (stack_include_filee, cpp_make_system_header): Update.
5211 (_cpp_execute_include): Get logical line number right for calling
5212 as-yet-unterminated #include.
5213 * cpphash.h (struct cpp_reader): Add line_maps.
5214 (_cpp_do_file_change): Update.
5215 * cppinit.c (cpp_create_reader): Initialize line maps.
5216 (cpp_destroy): Destroy line maps.
5217 (cpp_start_read): Get logical line number right.
5218 * cpplex.c (parse_string): Only warn once for multi-line strings.
5219 Use boolean variable for null warning.
5220 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
5222 (do_include_common): End the directive early.
5223 (do_line): Don't warn about out-of-range lines in preprocessed
5224 source. Update. Remove unused variables.
5225 (_cpp_do_file_change): Update for new line mapping.
5226 (pragma_cb): New typedef.
5227 (cpp_register_pragma): Stop looking ahead before calling the
5229 (do_pragma_system_header): End directive early.
5230 (cpp_get_line_maps): New.
5231 (cpp_pop_buffer): Fudge logical line. Update.
5232 * cpplib.h: Include line-map.h
5233 (enum cpp_fc_reason): Remove.
5234 (struct cpp_file_change): Update.
5235 (cpp_get_line_maps): New.
5236 * cppmain.c (struct_printer): New member map.
5237 (cb_file_change): Update for new mappings.
5238 * fix-header.c (cb_file_change): Similarly.
5240 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
5242 * Makefile.in (libgcc.mk): Define mkinstalldirs.
5243 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
5245 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
5247 * config/vax/vax.c: include expr.h.
5249 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
5251 * Makefile.in ($(srcdir)/configure): Only rebuild in
5253 ($(srcdir)/config.in): Only define in maintainer mode.
5254 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
5256 2001-08-02 David Edelsohn <edelsohn@gnu.org>
5258 * doc/install.texi (Install GCC: Binaries): Update Bull info.
5260 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5262 * gcc.c (set_collect_gcc_options): New function, split out from
5264 Ignore elided switches.
5265 (do_spec_1): Invoke before executing command.
5266 (set_input): Export.
5267 Move declaration ...
5268 * gcc.h (set_input): ... here.
5269 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5272 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
5275 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
5277 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
5279 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
5281 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
5282 for the unnamed instructions it expands to.
5284 2001-08-02 Richard Henderson <rth@redhat.com>
5286 * regclass.c (call_really_used_regs): Conditionally define.
5287 (init_reg_sets_1): Don't use it if not defined.
5288 (fix_register): Similarly, don't set it.
5290 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5292 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
5293 Correct comment that had been missed in the previous change.
5295 2001-08-01 Stan Shebs <shebs@apple.com>
5297 * config/darwin.c (machopic_stub_name): Try matching by name.
5298 (update_stubs): New function.
5299 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
5302 2001-08-01 Richard Henderson <rth@redhat.com>
5304 * except.c (output_function_exception_table): Use assemble_align.
5305 * varasm.c (assemble_eh_label): Remove.
5306 (assemble_eh_align, assemble_eh_integer): Remove.
5308 2001-08-01 Robert Lipe <robertl@caldera.com>
5310 * dwarfout.c: Remove reference to README.DWARF.
5312 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
5314 * regclass.c (call_really_used_regs): New array for registers which
5315 are actually used by a call.
5316 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
5318 (fix_register): Set call_really_used too.
5319 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
5320 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
5322 2001-08-01 Richard Henderson <rth@redhat.com>
5324 * read-rtl.c (read_name): Consider \r whitespace.
5326 2001-07-11 Andrew Cagney <ac131313@redhat.com>
5328 * config.gcc: Recognize powerpc-*-netbsd*.
5330 * doc/install.texi (Host/target specific installation notes for
5331 GCC): Mention powerpc-*-netbsd*.
5333 * config/rs6000/netbsd.h: New file.
5334 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
5335 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
5336 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
5337 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
5338 (TARGET_VERSION): Redefine.
5340 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
5341 mcall-netbsd as a match for mcall-sysv.
5342 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
5343 (ncrti.S, ncrtn.S): New targets.
5344 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
5346 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
5347 "netbsd' as a V4 ABI.
5348 (ASM_SPEC): Check for -mcall-netbsd.
5349 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
5350 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
5351 (LIB_SPEC, ENDFILE_SPEC): Ditto.
5352 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
5353 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
5354 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
5355 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
5357 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
5358 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
5360 2001-08-01 Mark Kettenis <kettenis@gnu.org>
5362 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
5363 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
5364 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
5365 including "unwind-pe.h".
5367 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
5369 * rs6000.md (define_splits): Kill unused constraints.
5371 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
5372 Jan Hubicka <jh@suse.cz>
5374 * function.c (thread_prologue_and_epilogue_insns): Kill code
5375 dealing with non-existent CFG.
5377 2001-08-01 Kazu Hirata <kazu@hxi.com>
5379 * alias.c: Fix comment formatting.
5380 * bitmap.c: Likewise.
5381 * builtins.c: Likewise.
5382 * calls.c: Likewise.
5383 * c-common.c: Likewise.
5384 * c-decl.c: Likewise.
5385 * c-dump.c: Likewise.
5386 * c-lex.c: Likewise.
5387 * collect2.c: Likewise.
5388 * combine.c: Likewise.
5389 * conflict.c: Likewise.
5390 * cppfiles.c: Likewise.
5391 * cppinit.c: Likewise.
5392 * cpplex.c: Likewise.
5393 * cpplib.c: Likewise.
5394 * cppmacro.c: Likewise.
5395 * cppspec.c: Likewise.
5396 * c-pragma.c: Likewise.
5397 * crtstuff.c: Likewise.
5399 * cselib.c: Likewise.
5400 * c-semantics.c: Likewise.
5401 * c-typeck.c: Likewise.
5403 2001-08-01 H.J. Lu <hjl@gnu.org>
5405 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
5407 2001-08-01 H.J. Lu <hjl@gnu.org>
5409 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
5411 2001-08-01 Ziemowit Laski <zlaski@apple.com>
5413 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
5414 contextualizing Objective-C class name lookup by the lexer.
5415 (typespec_reserved_nonattr): Disable ObjC class name lookup after
5417 (protocoldef): Add support for forward @protocol declarations.
5418 (yylexname): Suppress ObjC class name lookup in certain contexts;
5419 re-enable after lookup is complete.
5420 (_yylex): Re-enable ObjC class name lookup when certain
5421 punctuation marks are seen.
5423 * objc/objc-act.c (check_protocol_recursively): New function used
5424 for finding circular dependencies in protocols.
5425 (objc_declare_protocols): New function for handling forward
5426 @protocol declarations.
5427 (receiver_is_class_object): Detect the case when 'self' is used
5428 inside of a class method.
5429 (build_message_expr): Issue a warning if class method is desired
5430 but instance method is found instead.
5431 (conforms_to_protocol): Streamline.
5432 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
5433 protocol Foo, even if 'Bar foo' does not.
5434 (check_protocols): Streamline.
5435 (start_protocol): Add checks for circular and duplicate protocol
5437 (encode_aggregate_within): For typedefs of structs, encode the
5439 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
5440 (objc_declare_protocols): New prototype.
5442 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5444 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
5445 * cpplex.c (handle_newline): Update prototype. Maintain logical
5447 (skip_escaped_newlines, skip_block_comment, parse_string):
5449 (_cpp_lex_token): Update, and store token position within the token.
5450 * cpplib.h (struct cpp_token): Add line and column entries.
5451 * cppmacro.c (replace_args): Position stringified tokens correctly.
5453 2001-08-01 Andreas Jaeger <aj@suse.de>
5455 * basic-block.h: Add prototype for last_loop_beg_note.
5457 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
5459 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
5460 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
5462 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
5463 while handling WITH_CLEANUP_EXPR node. Use second operand calling
5464 expand_decl_cleanup.
5465 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
5467 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
5468 operand while calling simple_cst_equal.
5469 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
5470 operand is the cleanup expression, the third is the RTL_EXPR.
5471 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
5473 2001-07-31 Jeff Sturm <jsturm@one-point.com>
5475 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
5477 2001-07-31 matthew green <mrg@eterna.com.au>
5479 * config.gcc (i386-*-netbsdelf): New description.
5480 * config/i386/netbsd-elf.h: New file.
5482 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
5484 * loop.c (check_dbra_loop): Use single_set to compute
5487 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
5489 PowerPC reorg and support for powerpc64-*-linux*.
5491 Also fixes emitting of constants on 32 bit and 64 bit
5494 * config.gcc: powerpc64-*-linux* is a new target.
5495 Things that needed aix.h now also include xcoff.h
5497 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
5499 Move AIX specific stuff into aix.h.
5500 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
5501 with more than just XCOFF now.
5502 (SET_ASM_OP): Remove, now defined where needed.
5503 (FUNCTION_PROLOGUE): New macro definition.
5504 (FUNCTION_EPILOGUE): New macro definition.
5505 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
5507 * config/rs6000/xcoff.h: New file.
5509 * config/rs6000/linux64.h: New file.
5511 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
5513 2001-07-31 Alan Modra <amodra@bigpond.net.au>
5515 * rs6000.c (print_operand_address): Handle ELF syntax.
5516 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
5517 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
5518 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
5520 2001-07-31 David Edelsohn <edelsohn@gnu.org>
5522 * rs6000.c (rs6000_override_options): Only disable
5523 flag_function_sections for XCOFF.
5524 (exact_log2_cint_operand): New predicate.
5525 (reg_or_{add,sub}_cint64_operand): New predicates.
5526 (add_operand): Compare CONST_INT with fewer function calls.
5527 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
5528 (print_operand, case 'p'): Ensure positive operand.
5529 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
5530 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
5531 (PREDICATE_CODES): Add new predicates.
5532 * rs6000.md (addsi3): Split 32-bit constants more correctly.
5533 (divsi3, modsi3): Ensure positive power-of-2.
5534 (adddi3): Use new predicate. Split 32-bit constants more
5535 correctly. Re-arrange splitter to handle any constant.
5536 (subdi3): Use new predicate.
5537 (divdi3, moddi3): Ensure positive power-of-2.
5538 (movdi): Use rs6000_emit_set_const.
5539 (load_toc_v4_pic_di): Delete.
5541 2001-07-31 Graham Stott <grahams@redhat.com>
5543 * function.c (pad_below): Revert 2001-07-26 patch.
5545 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5547 * reg-stack (convert_regs_1): Fix best edge condition.
5549 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5551 * jump.c (duplicate_loop_exit_test): Better test for jumps
5552 entering the loop; create loop pre_header.
5554 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
5556 * doc/install.texi: Add s390 and s390x as new targets.
5557 * doc/invoke.texi: Add documantation of S/390 and zSeries
5559 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
5561 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5563 * config/m68k/m68k.md: Replace all general_operand with
5564 nonimmediate_operand for all destinations.
5565 * config/m68k/m68k.c (not_sp_operand): Likewise.
5567 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
5569 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
5571 2001-07-30 Richard Henderson <rth@redhat.com>
5573 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
5574 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
5576 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5578 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
5579 Add missing doc strings
5580 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
5581 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
5583 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5585 * i386.c (ix86_output_main_function_alignment_hack): New function.
5586 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
5588 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
5589 edges by EDGE_DFS_BACK flag.
5590 (dump_edge_info): Add dfs_back flag.
5591 * basic-block.h (EDGE_DFS_BACK): New constant.
5592 (mark_dfs_back_edges): Declare.
5593 * alias.c (loop_p): Remove.
5594 (mark_constant_function): Use mark_dfs_back_edges.
5596 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
5597 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
5598 (compensate_edge): Break out from ...
5599 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
5600 (convert_regs_2): Set block_done once block is really done;
5601 Do updating of the predecesors counts.
5603 * toplev.c (rest_of_compilation): Recompute block_for_insn
5604 before post-reload cfg_cleanup.
5605 * function.c (thread_prologue_epilogue_insns):
5606 Call set_block_for_new_insns when emitting prologue directly.
5608 2001-07-30 Andreas Jaeger <aj@suse.de>
5610 * jump.c: Add prototype for mark_modified_reg.
5612 * cse.c (set_live_p): Add unused attribute.
5614 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
5616 (scan_for_source_files): Use long for count to avoid overflow.
5617 (output_data): Likewise.
5618 (output_data): Don't use string concatatenation to silence gcc
5621 * predict.c: Fix typos and grammar.
5623 * gcse.c (insert_insn_end_bb): Remove unused variables.
5625 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
5627 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
5628 (attempt_auto_inc): LIkewise.
5629 (mark_used_reg): Likewise.
5630 (try_pre_increment_1): Likewise.
5631 * regclass.c (regclass): Likewise.
5632 * global.c (allocno_compare): Update comment; change scaling factor.
5633 * local-alloc.c (QTY_CMP_PRI): Likewise.
5634 * regs.h (REG_FREQ_FROM_BB): New.
5635 (REG_FREQ_MAX): Likewise.
5637 2001-07-30 H.J. Lu <hjl@gnu.org>
5639 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
5642 2001-07-30 H.J. Lu (hjl@gnu.org)
5644 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
5645 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5646 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
5648 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
5650 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
5651 as -mthumb-interwork when -mcpu=arm7 is specified.
5653 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5655 * predict.def (noreturn, loop branch, loop exit): Mark as first
5658 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
5660 * combine.c (try_combine): Avoid barrier after noop jumps.
5662 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5664 * cpphash.h (struct cpp_reader): Remove import_warning.
5665 * cpplib.c (skip_rest_of_line): Don't bother turning off
5667 (parse_include): Move include handling to...
5668 (do_include_common): ... here. Move import warning from...
5669 (do_import): ... here.
5670 (do_pragma_poison): Don't do a callback for poison identifiers.
5671 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
5672 * cppmain.c (setup_callbacks): Similarly.
5674 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5676 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
5677 handle multiple sets.
5678 * except.c (sjlj_mark_call_sites): .... here.
5679 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
5681 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5683 Suggested by Richard Henderson and Richard Kenner:
5684 * combine.c (recog_for_combine): Use the fake recog
5685 only if instruction does not match.
5686 * rtl.h (NOOP_MOVE_INSN_CODE): New.
5687 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
5689 * combine.c (try_combine): Discover noop jump as direct jump.
5691 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
5693 * df.c (df_rd_global_compute): Add successors to worklist, not
5695 (df_ru_global_compute): Ditto.
5697 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
5699 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
5700 increment REG_N_SETS.
5702 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
5704 * sbitmap.h: New prototype for sbitmap_a_xor_b.
5706 * sbitmap.c (sbitmap_a_xor_b): New function.
5707 ifdef the basic block stuff on IN_GCC.
5709 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5711 * cppexp.c (parse_defined): Always record the macro name.
5712 (lex): Don't worry about identifiers, or special-case
5714 (_cpp_parse_expr): Figure out at the end of the routine
5715 whether we saw a valid !defined() expression.
5716 * cppfiles.c (stack_include_file): Update for mi_valid.
5717 (_cpp_pop_file_buffer): Similarly.
5718 * cpplex.c (_cpp_lex_token): Similarly.
5719 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
5720 mi_if_not_defined, mi_lexed): Remove.
5722 * cpplib.c (do_if): Simplify.
5723 (do_endif, push_conditional, _cpp_handle_directive): Update
5724 for renaming of mi_state to mi_valid.
5726 * cpp.texi: Add index entries for digraphs, and add comment
5727 that C++ refers to them as alternative tokens.
5729 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5731 * basic-block.h (CLEANUP_PRE_LOOP): New.
5732 * except.c (finish_eh_generation): Update call of cleanup_cfg.
5733 * sibcall.c (optimize_sibling_calls): Likewise.
5734 * toplev.c (rest_of_compilation): Likewise.
5735 * flow.c (try_forward_edges): Take argument MODE;
5736 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
5737 (try_optimize_cfg): Update call of try_forward_edges.
5739 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5740 Jan Hubicka <jh@suse.cz>
5742 * (validate_replace_rtx_1): Fix simplification of MINUS.
5744 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
5746 PR preprocessor/3669
5747 * cppinit.c (init_dependency_output): Turn off dump requests
5748 if sending dependencies to stdout.
5750 2001-07-28 Richard Henderson <rth@redhat.com>
5752 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
5755 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
5757 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
5759 2001-07-28 Kazu Hirata <kazu@hxi.com>
5761 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
5762 is VAR_DECL first to prevent an ICE.
5764 2001-07-28 Richard Henderson <rth@redhat.com>
5766 * varasm.c (immed_real_const_1): Don't elide special cases for
5768 (clear_const_double_mem): Clear const_tiny_rtx too.
5770 2001-07-28 Richard Henderson <rth@redhat.com>
5772 * dwarf2out.c (dw_val_class_offset): New.
5773 (struct dw_ranges_struct, dw_ranges_ref): New.
5774 (ranges_table, ranges_table_allocated): New.
5775 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
5776 (add_AT_offset, add_ranges, output_ranges): New.
5777 (print_die, output_die): Handle dw_val_class_offset.
5778 (attr_checksum, size_of_die, value_format): Likewise.
5779 (gen_lexical_block_die): Handle non-contiguous blocks.
5780 (gen_block_die): Likewise.
5781 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
5782 if needed. Dump the ranges table.
5783 * final.c (final_start_function): Remove unnecessary notes and
5784 rebuild the block tree before numbering the blocks.
5785 * function.c (reorder_blocks_0): Walk the existing block tree
5786 to unmark all blocks.
5787 (reorder_blocks_1): Create block fragments when duplicate block
5789 (reorder_fix_fragments): New.
5790 (reorder_blocks): Call it.
5791 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
5793 2001-07-28 Richard Henderson <rth@redhat.com>
5795 * emit-rtl.c (adjust_address): Make a copy of the memory address.
5797 2001-07-28 Richard Henderson <rth@redhat.com>
5799 * flow.c (add_to_mem_set_list): New function.
5800 (init_propagate_block_info): Use it.
5801 (mark_set_1): Likewise.
5802 (insn_dead_p): Canonicalize memory address for dead store
5803 comparison. Allow wider mode stores to kill narrower mode stores.
5804 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
5805 (invalidate_mems_from_set): Don't handle MEMs.
5807 2001-07-28 Kazu Hirata <kazu@hxi.com>
5809 * config/h8300/h8300.h: Fix formatting.
5811 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5813 * basic-block.h (EDGE_FREQUENCY): New macro.
5814 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
5816 * flow.c (find_sub_basic_blocks): Likewise.
5817 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
5818 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
5820 * predict.c (DEF_PREDICTOR): New argument FLAGS.
5821 (HITRATE): New macro.
5822 (PRED_FLAG_FIRST_MATCH): New constant.
5823 (predictor_info): New field flgags.
5824 (combine_predictions_for_insn): Use DS theory to combine
5825 probabilities; set the edge probabilities when finished.
5826 (estimate_probability): Avoid duplicated matches
5827 of LOOP_BRANCH heuristics for nested loops; update comment.
5828 * predict.def: Add flags for each prediction, set probabilities
5829 according to B&L paper.
5830 * predict.h (DEF_PREDICTOR): New argument FLAGS.
5832 * profile.c (compute_branch_probabilities): Cleanup way the edge
5833 probabilities are computed and REG_BR_PROB notes are dropped; if
5834 values does not match, emit error.
5835 (init_branch_prob): Do error instead of warning when profile driven
5836 feedback is missing or corrupt.
5838 2001-07-27 DJ Delorie <dj@redhat.com>
5840 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
5841 against a constant, try to adjust the compare to have the desired
5842 constant in it so that min/max optimizations happen more often.
5844 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5846 * flow.c (last_loop_beg_note): New function.
5847 (redirect_edge_and_branch): Use it.
5848 (split_edge): Likewise.
5850 * alias.c (loop_p): Avoid uninitialized memory access.
5852 * flow.c (try_forward_edges): Avoid accessing freed memory.
5854 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
5857 2001-07-26 Andrew Haley <aph@redhat.com>
5858 Joern Rennecke <amylaar@redhat.com>
5860 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
5861 (SUBTARGET_CPP_ENDIAN_SPEC): New.
5862 (SUBTARGET_CPP_SPEC): New.
5864 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
5865 (SUBTARGET_CPP_PTR_SPEC): New.
5866 (CPP_DEFAULT_CPU_SPEC): New.
5867 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
5868 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5869 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
5870 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5871 (SUBTARGET_CPP_SPEC): Define as an empty string.
5873 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5875 * doc/install.texi (Configuration): Properly link the host
5876 specific instructions also when generating HTML.
5878 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
5880 * flow.c (redirect_edge_and_branch_force): Test
5881 target->global_live_at_start.
5883 2001-07-26 Richard Henderson <rth@redhat.com>
5885 * simplify-rtx.c (avoid_constant_pool_reference): Export.
5886 * rtl.h (avoid_constant_pool_reference): Declare it.
5887 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
5888 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
5890 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5892 * rtl.h (cleanup_barriers): Declare.
5893 * jump.c (cleanup_barriers): New function.
5894 * toplev.c (rest_of_compilation): Call cleanup_barriers
5895 before loop optimizer and after bb_reorder.
5897 * flow.c (back_edge_of_syntactic_loop_p): New.
5898 (split_edge): Use it.
5900 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5902 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
5904 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
5906 * cse.c (cse_process_notes): Replace any registers if the address
5909 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
5911 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
5912 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
5913 (propagate_block): Update prototype.
5914 * flow.c (update_life_info): Simplify the CFG and
5915 recalculate the global regs which are alive when
5916 removing dead code during a global update.
5917 (propagate_block): Return non-zero if an INSN is
5920 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5922 * Makefile.in (LIBICONV): Define.
5924 2001-07-26 Catherine Moore <clm@redhat.com>
5926 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
5927 of conditional to avoid tree checking errors.
5929 2001-07-26 Kazu Hirata <kazu@hxi.com>
5931 * regmove.c (regmove_optimize): Don't replace a reg with
5932 another reg of a different mode.
5934 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
5936 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
5937 limit length of dependancy flush list.
5938 * params.h (MAX_PENDING_LIST_LENGTH): Define.
5939 * sched-int.h (struct deps): Add pending_flush_length field.
5940 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
5941 has 1 element in it.
5942 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
5943 (sched_analyze): After a jump, if the pending memory flush list is too
5944 large, flush the pending lists.
5945 (init_deps): Initialize pending_flush_length to 0.
5946 * doc/invoke.texi (max_pending_list_length): Document parameter.
5948 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
5950 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
5951 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
5952 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
5954 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5956 * cpphash.h (struct_lexer_state): Delete was_skipping.
5957 Move skipping here from struct cpp_reader.
5958 * cpplex.c (parse_identifier): Update.
5959 (_cpp_lex_token): Don't skip tokens in a directive.
5960 * cpplib.c (struct if_stack): Update.
5961 (start_directive, end_directive): Don't change skipping state.
5962 (_cpp_handle_directive): Update.
5963 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
5964 (do_else, do_endif): Update; only check for excess tokens if not
5965 in a skipped conditional block.
5966 (push_conditional): Update for new struct if_stack.
5968 2001-07-26 Graham Stott <grahams@redhat.com>
5970 * function.c (locate_and_pad_parm): Also pad initial offset
5971 so that the total argument size also includes the padding.
5973 2001-07-26 Graham Stott <grahams@redhat.com>
5975 * gensupport.c (alter_output_for_insn): Correct enable checking failure
5976 change XSTR to XTMPL.
5978 (process_one_cond_exec): Likewise
5980 2001-07-25 Richard Henderson <rth@redhat.com>
5982 * varasm.c (assemble_variable): Create DECL_RTL before setting
5985 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
5987 * predict.c (estimate_probability): Avoid duplicated predictions.
5989 * loop.c (find_and_verify_loops): Grok multiple barriers.
5991 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5993 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
5995 * dbxout.c: Consistently use putc instead of fputc.
5996 (print_wide_int): New function; call instead of direct fprintf.
5997 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
5998 (dbxout_type_fields, dbxout_type_method_1): Likewise.
5999 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
6000 (print_int_cst_octal): Likewise.
6001 (print_octal): Show we wrote characters.
6002 (dbxout_type): Set have_used_extensions in more places.
6004 2001-07-25 Catherine Moore <clm@redhat.com>
6006 * config/v850/v850.c (v850_va_arg): Use addr
6007 instead of valist to build incr.
6009 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
6011 * flow.c (delete_dead_jumptables): New function.
6012 (life_analyzis): Call it.
6013 * bb-reorder.c (skip_insns_after_block): Handle contradictory
6016 2001-07-25 Richard Henderson <rth@redhat.com>
6018 * except.c (reachable_handlers): Handle a region being removed
6019 out from under a RESX.
6021 2001-07-25 Richard Henderson <rth@redhat.com>
6023 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
6024 swap GE/GT if it is an fp comparison.
6026 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
6028 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
6031 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
6033 * ssa.c (rename_insn_1): Do not wrap an assignment to a
6034 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
6037 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
6039 (visit_expression): When attempting to simplify an expression,
6040 retrieve any modes for arguments before they are simplified
6043 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
6044 Janis Johnson <janis@us.ibm.com>
6046 * stmt.c (expand_goto): A nonlocal goto can be a call too.
6047 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
6048 pointer parameters to match documented usage of nonlocal_goto.
6049 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
6050 parameters to their correct order.
6051 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
6052 parameters to their correct order.
6054 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
6056 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
6058 2001-07-25 Jan Hubicka <jh@suse.cz>
6059 Richard Henderson <rth@redhat.com>
6061 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
6063 (make_edges): New argument update_p; populate the edge cache if set.
6064 (find_basic_blocks): Update make_edges invocation.
6066 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6068 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
6070 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6072 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
6073 -Acpu and -Amachine.h.
6074 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
6075 Corrected header to say ELF not a.out.
6076 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
6077 when given -msoft-float.
6079 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6081 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
6082 extra multilib parts like arm-elf.
6083 (i960-*-coff*, i960-*-rtems): Should not use collect2.
6084 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
6085 crtfini.o as extra multilib parts.
6087 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6089 * configure.in: Add rtems as a supported thread model.
6090 * gthr-rtems.h: Add missing entry point __gthread_active_p.
6091 * configure: Rebuilt.
6093 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
6095 * stor-layout.c (get_mode_alignment): make it work when
6096 BITS_PER_UNIT is not a power of two.
6097 * builtins.c (get_pointer_alignment): Likewise.
6099 2001-07-24 Richard Henderson <rth@redhat.com>
6101 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
6102 the retrieved constant into the expected mode.
6104 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6106 * flow.c (try_simplify_condjump): Avoid duplicated edges.
6107 (verify_flow_info): Check for duplicated edges; clarify
6110 * flow.c (block_label): Update basic_block_for_insn.
6111 (commit_edge_insertions): Call compute_bb_for_insn.
6113 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
6116 * flow.c (redirect_edge_and_branch,
6117 try_optimize_cfg): Use redirect_edge_succ_nodup
6118 (redirect_edge_succ_nodup): New.
6119 * basic_block.h (redirect_edge_succ_nodup): Declare.
6121 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
6124 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
6126 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
6127 (try_crossjump_to_edge): Update commetns.
6128 (try_crossjump_bb): Likewise.
6130 2001-07-24 Richard Henderson <rth@redhat.com>
6132 * combine.c (distribute_notes): Move set of need_refresh
6133 for noop_move_p down to catch all cases.
6135 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
6137 * recog.c (split_all_insns_noflow): New.
6138 * rtl.h (split_all_insns_noflow): Declare.
6139 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
6140 * m68hc11.c (m68hc11_reorg): Likewise.
6141 * sh.c (machine_dependent_reorg): Likewise.
6142 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
6145 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
6147 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
6148 (ashlsi3_n splitter): Likewise.
6149 (lshrsi3_n splitter): Likewise.
6151 (GOTaddr2picreg): Make const SImode.
6152 (sym_label2reg): Likewise.
6153 (symGOT2reg): Likewise.
6154 (symGOTOFF2reg) Likewise.
6156 (casesi_worker_0): Make unspec SImode.
6158 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
6160 * config/sh/sh.c (barrier_align): Check that an operand really is
6161 an insn before extracting its INSN_CODE.
6163 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
6165 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
6168 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
6169 for SImode to prevent overflow.
6171 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6173 * config/mips/irix6-libc-compat.c: New file.
6174 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
6175 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
6178 2001-07-24 lars brinkhoff <lars@nocrew.org>
6180 * rtl.texi (REG_POINTER): Document.
6181 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
6182 QFmode, HFmode, TQFmode, QCmode, and HCmode.
6184 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6186 * flow.c (delete_noop_moves): Do not confuse libcall regions.
6188 2001-07-23 Richard Henderson <rth@redhat.com>
6190 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
6192 2001-07-23 Kazu Hirata <kazu@hxi.com>
6194 * config/h8300/h8300-protos.h: Add a prototype for
6195 general_operand_dst_push.
6196 * config/h8300/h8300.c (general_operand_dst_push): New.
6197 * config/h8300/h8300.h (OK_FOR_T): New.
6198 (EXTRA_CONSTRAINT): Use it.
6199 * config/h8300/h8300.md (movqi_push): Remove and integrate into
6200 the existing movqi pattern.
6201 (movhi_push): Likewise.
6203 * reload.c: Fix comment typos.
6205 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
6207 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
6209 2001-07-23 H.J. Lu (hjl@gnu.org)
6211 * doc/extend.texi: Update __builtin_return_address and
6212 __builtin_frame_address.
6214 2001-07-23 Richard Henderson <rth@redhat.com>
6216 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
6218 * config/i386/i386.md: New setcc+movzbl peephole2.
6220 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6222 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
6223 * objc/objc-act.c: Include debug.h.
6224 (synth_module_prologue): Save and restore debug hooks too.
6226 2001-07-23 lars brinkhoff <lars@nocrew.org>
6228 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
6229 and C4X_FLOAT_FORMAT.
6230 (BOOL_TYPE_SIZE): Document.
6232 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
6234 * unroll.c (loop_iterations): Fix miscalculation of initial
6237 2001-07-13 Andrew Haley <aph@redhat.com>
6239 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
6240 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
6241 * config/sh/sh.c (sh_can_redirect_branch): New function.
6242 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
6243 * reorg.c (steal_delay_list_from_target): Use
6244 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
6246 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6248 * flow.c (try_simplify_condjump): Unlink insn chain on
6249 fallthru edge; use can_fallthru.
6251 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
6253 * basic-block.h (find_sub_basic_block): Declare.
6254 * flow.c (make_edges): New arguments MIN and MAX;
6255 (find_sub_basic_blocks): Revamp to use make_edges
6256 and purge_dead_edges.
6257 (find_basic_blocks): Update call of find_sub_basic_block.
6259 * recog.c (split_all_insns): Always expect CFG to be consistent;
6260 call find_sub_basic_blocks in case something has changed.
6261 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
6264 * basic-block.h (delete_noop_moves): Declare.
6265 * combine.c (combine_instructions): Call it.
6266 (recog_for_combine): Tolerate noop moves
6267 (distribute_notes): Force refresh when register dies at noop move.
6268 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
6270 (life_analysis): Update delete_noop_moves call.
6271 (set_noop_p): Move too ...
6272 * rtlanal.c (noop_move_p): ... here.
6273 * rtl.h (noop_move_p): Declare.
6275 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
6276 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
6278 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
6279 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
6281 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
6283 * reload.c (push_reload): Fix typo in comment.
6284 (find_reloads_address): Ditto.
6285 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
6287 2001-07-22 Richard Henderson <rth@redhat.com>
6289 * flow.c: Grammar check and clarify a lot of comments.
6290 (try_simplify_condjump): Rename variables to be clearer.
6291 (try_forward_edges): Skip complex and fallthru edges.
6292 Rearrange tests to avoid duplicate checks.
6293 (flow_find_cross_jump): Likewise.
6294 (outgoing_edges_match): Allow match if neither branch has
6295 probability data. Loosen probability match to 5%.
6296 (try_crossjump_to_edge): Hoist repeated indirection into
6298 (try_crossjump_bb): Don't check complex edges. Eliminate
6299 redundant crossjump tests.
6300 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
6301 checks before more expensive checks.
6303 2001-07-22 Richard Henderson <rth@redhat.com>
6305 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
6306 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
6309 2001-07-22 Richard Henderson <rth@redhat.com>
6311 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
6312 (const_sint32_operand): Likewise.
6313 * m68k.md (anon mulsi pattern): Use const_int_operand not
6314 const_sint32_operand.
6315 (umulsi3_highpart): Zero extend a constant input.
6316 (smulsi3_highpart): Don't bother checking SImode constant.
6317 (const_umulsi3_highpart): Give op3 DImode.
6318 (const_smulsi3_highpart): Likewise.
6320 2001-07-22 Richard Henderson <rth@redhat.com>
6322 * flow.c (split_block): Make sure bb_note is included in the
6323 new block when splitting before a label.
6325 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
6327 * basic-block.h (redirect_edge_and_branch_force,
6328 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
6329 * flow.c (redirect_edge_and_branch_force,
6330 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
6331 (redirect_edge_and_branch_force): Fix copying of lifeness information.
6332 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
6333 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
6334 instead of label; update CFG after transformation.
6335 (find_if_case_1): Update call, use redirect_edge_and_branch_force
6336 for finishing the transformation; handle even case where ELSE
6337 does not follow THEN.
6338 (find_if_case_2): Update call of dead_or_predictable; simplify
6341 * emit-rtl.c (split_branch_probability): New global variable.
6342 (try_split): Take care to set split_branch_probability and
6343 create REG_BR_PROB note for new jump insns.
6344 * md.texi (define_split): Document new feature.
6346 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
6348 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
6350 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
6351 (asm_out_file): Remove redundant declaration.
6352 (assemble_asm): Remove old #if 0 block.
6353 (assemble_variable): Remove end of function; debug output is
6354 now handled with global_decl. Remove old #if 0 block. Update.
6355 Remove saved_in_section and associated no-op code.
6356 * Makefile.in (varasm.o): Correct dependencies.
6358 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
6360 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6361 the definition in defaults.h.
6363 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
6365 * jump.c: Update comments.
6366 (delete_barrier_successors, delete_unreferenced_labels,
6367 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
6368 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
6369 jump_optimize, jump_optimize_minimal): Kill.
6370 (rebuild_jump_labels): Move code from jump_optimize_1.
6371 (purge_line_number_notes): Likewise.
6372 (copy_loop_headers): Likewise.
6373 * reg-stack.c: Update comment.
6375 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
6376 JUMP_AFTER_REGSCAN): Kill.
6377 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
6378 purge_line_number_notes and copy_loop_headers.
6380 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
6381 Richard Henderson <rth@redhat.com>
6383 * dbxout.c (dbxout_global_decl): New.
6384 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
6385 * sdbout.c (sdbout_finish): New.
6386 (sdbout_debug_hooks): Use it, add comments.
6387 (sdbout_global_decl): Defer initialised public vars to
6389 * varasm.c (assemble_variable): Don't output debug information
6390 for file-scope variables.
6392 2001-07-22 Richard Henderson <rth@redhat.com>
6394 * config/alpha/alpha.c (get_trap_mode_suffix): New.
6395 (get_round_mode_suffix): New.
6396 (print_operand): Use them for [/]. Remove support for [&'`()+].
6397 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
6398 * config/alpha/alpha.md (attr round_suffix): New.
6399 (attr trap_suffix): New.
6400 (all insns): Set them appropriately. Use %/ instead of the
6403 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6405 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
6407 2001-07-22 Richard Henderson <rth@redhat.com>
6409 * regrename.c (regrename_optimize): Compute nregs for each
6410 potential target register.
6412 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
6413 Richard Henderson <rth@redhat.com>
6415 * dbxout.c (dbxout_global_decl): New.
6416 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
6417 * sdbout.c (sdbout_finish): New.
6418 (sdbout_debug_hooks): Use it, add comments.
6419 (sdbout_global_decl): Defer initialised public vars to
6421 * varasm.c (assemble_variable): Don't output debug information
6422 for file-scope variables.
6424 2001-07-21 H.J. Lu (hjl@gnu.org)
6426 * config/mips/mips.c (mips_cpu): Moved into ...
6427 (override_options): Here.
6429 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
6431 (mips_cpu): Removed.
6433 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6435 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
6436 ("iorqi3"): Likewise.
6437 ("xorqi3"): Likewise.
6438 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
6439 ("*subhi3_sp): Likewise.
6440 ("*subhi3"): Likewise.
6441 ("extendhisi2"): Accept D, X and Y as source operand to avoid
6444 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
6446 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
6447 * config/freebsd.h: Likewise.
6448 * config/linux.h: Likewise.
6449 * config/openbsd.h: Likewise.
6450 * config/alpha/linux-elf.h: Likewise.
6451 * config/arm/linux-elf.h: Likewise.
6452 * config/d30v/d30v.h: Likewise.
6453 * config/fr30/fr30.h: Likewise.
6454 * config/ia64/aix.h: Likewise.
6455 * config/ia64/ia64.h: Likewise.
6456 * config/mips/linux.h: Likewise.
6457 * config/pj/pj.h: Likewise.
6458 * config/rs6000/linux.h: Likewise.
6459 * config/sparc/linux.h: Likewise.
6460 * config/sparc/linux64.h: Likewise.
6462 2001-07-20 Bruce Korb <bkorb@gnu.org>
6464 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
6465 because getc() and char* may disagree on signedness.
6467 2001-07-20 Richard Henderson <rth@redhat.com>
6469 * doc/rtl.texi (REG_DEAD): Update for current semantics.
6471 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
6472 insns to delete in the presence of cc0 in a jump insn.
6474 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
6475 Jan Hubicka <jh@suse.cz>
6477 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
6478 of doing the change by hand.
6480 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6482 * rtlanal.c (set_noop_p): Return true for noop jumps.
6484 * expr.c (emit_single_push_insn): Add call to push expander.
6485 * expr.h (optab_index): Add OTI_push
6486 (push_optab): New constant.
6487 * genopinit.c (optabs): Add push_optab.
6488 * optabs.c (init_optab): Init push optab.
6489 * md.texi (push??1): Document
6491 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6493 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
6494 expand to emit the pattern; put a REG_INC note for push/pop
6496 ("movdf", "movdf_internal"): Likewise.
6497 ("movsi", "movsi_internal"): Likewise.
6498 ("movsf", "movsf_internal"): Likewise.
6499 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
6501 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6503 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
6506 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
6508 * params.def: Change default max inline insns to 100.
6510 2001-07-20 Diego Novillo <dnovillo@redhat.com>
6512 * combine.c (combine_simplify_rtx): Generate a new shift operation
6513 when simplifying the first operand of a (neg (ashift)) expression.
6515 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6517 * regclass.c (N_REG_INTS): Use only 32 bits per element.
6519 2001-07-20 Kelley Cook <kelley.cook@home.com>
6521 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
6522 information. Move rest into ...
6523 (*-*-solaris): ... here. Eliminate redundant information and
6524 reword necessary packages section. Delete 4.x assembler bug info.
6525 (sparc-sun-*): Merge into ...
6526 (sparc-sun-sunos*): here.
6528 2001-07-20 Catherine Moore <clm@redhat.com>
6530 * config/v850/v850.md (casesi): Generate LABEL_REF
6533 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6535 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
6536 * i386.c (ix86_zero_extend_to_Pmode): Make global.
6537 * i386.md (strclrsi expander): Use it.
6539 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6541 * integrate.c (copy_insn_list): handle
6542 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
6543 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
6544 identically as to CODE_LABEL.
6546 * fold-const (fold): Convert A/B/C to A/(B*C) and
6549 * except.c (connect_post_landing_pads): Delete the RESX insns.
6551 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
6553 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
6555 * config/mips/mips.md (nmadd/nmsub): Use macro.
6557 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
6559 * cppinit.c (remove_dup_dir): Make static.
6560 (remove_dup_dirs): Make static. Only warn about preempting a
6561 system directory with a non-system directory.
6563 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6565 * ifcvt.c (noce_try_store_flag_constants): Correct order
6566 of parameters to trunc_int_for_mode.
6568 2001-07-19 Mark Mitchell <mark@codesourcery.com>
6570 * reorg.c (fill_simple_delay_slots): If an instruction might throw
6571 an exception that will be caught within this function, do not fill
6572 its delay slot with any subsequent instruction.
6574 2001-07-19 Steve Ellcey <sje@cup.hp.com>
6576 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
6577 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
6578 pointer extension instruction.
6579 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
6580 * simplify-rtx.c (simplify_unary_operation) Likewise.
6581 * explow.c (convert_memory_address) Check value of
6582 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
6584 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
6585 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
6586 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
6587 Add Multilib Support.
6588 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
6589 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
6590 Add Multilib Support.
6591 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
6593 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
6594 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
6595 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
6597 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
6599 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
6600 old and new operands in `<', `3' and `b'.
6602 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6604 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
6605 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
6606 (toplev.o): Don't depend on xcoffout.h.
6607 * c-decl.c: Include debug.h
6608 (duplicate_decls): Use debug hook.
6609 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
6610 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6611 (dbxout_types): Remove.
6612 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
6613 * debug.c (do_nothing_debug_hooks): Update.
6614 (debug_true_tree, debug_nothing_rtx): New.
6615 * debug.h (struct rtx_def): New.
6616 (struct gcc_debug_hooks): New hooks ignore_block,
6617 outlining_inline_function and label.
6618 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
6619 dwarf2out_frame_finish): New.
6620 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
6621 Make static, update prototype.
6622 (dwarf2_debug_hooks): Update.
6623 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
6624 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
6625 * dwarfout.c (dwarf_debug_hooks): Update.
6626 * emit-rtl.c: Include debug.h.
6627 (remove_unnecessary_notes): Use debug hook.
6628 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
6629 (final_scan_insn): Use debug hook.
6630 * integrate.c (output_inline_function): Use debug hook.
6631 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
6632 (sdb_debug_hooks): Update.
6633 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
6634 * toplev.c: Don't include xcoffout.h.
6635 (note_outlining_of_inline_function, debug_ignore_block): Remove.
6636 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
6638 * tree.h (dwarf2out_do_frame): Remove.
6640 2001-07-19 Catherine Moore <clm@cygnus.com>
6642 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
6644 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6646 * reload1.c (eliminate_regs_in_insn): When updating a set
6647 to the frame pointer to the hardware frame pointer, perform
6648 the update always not just when REPLACE is set.
6650 * reload1.c (choose_reload_regs): Don't inherit a reload
6651 that crosses multiple registers if registers past the first
6652 don't fit in the desired class.
6654 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
6655 when negating constants.
6657 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
6659 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
6660 * doc/tree.texi: Ditto.
6662 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
6663 Jakub Jelinek <jakub@redhat.com>
6665 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
6666 (extract_cie_info): Handle "eh" augmentation properly,
6668 (struct frame_state, __frame_state_for): New.
6670 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6672 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
6673 HANDLE_SYSV_PRAGMA): Define.
6674 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
6676 (copy_object): Caller changed.
6678 2001-07-19 Andreas Schwab <schwab@suse.de>
6680 * configure.in (assembler dwarf2 debug_line support): Define nop
6682 * configure: Regenerated.
6684 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6686 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
6688 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
6689 to conditionally compiled block.
6690 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6691 * dbxout.h (dbxout_function): Remove.
6692 * debug.c (do_nothing_debug_hooks): Update.
6693 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
6694 global_decl, deferred_inline_function.
6695 * dwarf2out.c (dwarf2_debug_hooks): Update.
6696 (dwarf2out_global_decl): New.
6697 * dwarfout.c: Don't include dwarfout.h.
6698 (dwarfout_global_decl, dwarfout_function_decl,
6699 dwarfout_deferred_inline_function): New.
6700 (dwarf_debug_hooks): Update.
6701 * dwarfout.h: Remove.
6702 * final.c: Don't include dwarfout.h.
6703 * sdbout.c (sdbout_global_decl): New.
6704 (sdbout_debug_hooks): Update.
6705 * toplev.c: Don't include dwarfout.h.
6706 (check_global_declarations, rest_of_compilation): Use new debug hooks.
6707 (note_deferral_of_defined_inline_function): Remove.
6708 * toplev.h (note_deferral_of_defined_inline_function): Remove.
6709 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
6710 * ch/lex.c: Don't include dwarfout.h.
6711 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
6712 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
6713 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
6714 * cp/optimize.c: Include debug.h.
6715 (maybe_clone_body): Use debug hook.
6716 * cp/semantics.c: Include debug.h.
6717 (expand_body): Use debug hook.
6718 * po/POTFILES.in: Remove dwarfout.h.
6720 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6722 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
6723 * c-parse.in (yyerror, _yylex): Similarly.
6724 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
6725 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
6727 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
6728 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
6730 2001-07-18 Jeff Sturm <jsturm@one-point.com>
6732 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
6733 in-class declaration at -g1. Fixes c++/2814.
6735 2001-07-18 Richard Henderson <rth@redhat.com>
6737 * doc/md.texi (reload_in/out): Document restrictions in predicates
6738 and constraints for these patterns. Document empty string matching
6741 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6743 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
6745 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6747 * cse.c: Undo my previous patch.
6749 2001-07-18 Tom Tromey <tromey@redhat.com>
6752 * configure: Rebuilt.
6753 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
6755 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
6757 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
6758 Jan Hubicka <jh@suse.cz>
6760 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
6761 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
6762 * jump.c (mark_jump_label): Do not forward branches.
6764 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
6766 * cse.c (delete_trivially_dead_insns): Delete the libcall block
6767 when return value is unused.
6769 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6771 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
6773 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
6775 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
6776 on error. We can't blindly return the result of
6777 pthread_mutex_trylock because it returns a positive number on
6778 error, while we must return -1 on error.
6779 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
6781 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
6783 2001-07-18 Andreas Jaeger <aj@suse.de>
6785 * integrate.c (output_inline_function): Correct type of debug_hooks.
6787 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
6789 * combine.c (combine_simplify_rtx): DIV can be treated
6790 associatively for floats if unsafe math optimisations are enabled.
6792 2001-07-17 Richard Henderson <rth@redhat.com>
6794 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
6796 2001-07-17 Richard Henderson <rth@redhat.com>
6798 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
6799 don't force the function address into a register.
6800 (expand_call, emit_library_call_value_1): Update callers.
6801 * builtins.c (expand_builtin_apply): Likewise.
6802 * expr.h (prepare_call_address): Update decl.
6804 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
6806 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
6808 * config/i386/chorus.h: Move up.
6809 * config/sparc/chorus.h: Likewise.
6810 * config/rs6000/chorus.h: Likewise.
6811 * config/chorus.h: Moved here.
6813 2001-07-17 Andreas Schwab <schwab@suse.de>
6815 * configure.in (assembler eh_frame optimization): Handle big
6817 * configure: Regenerated.
6819 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
6821 * expr.c (epxand_expr): Convert divisions into multiplications by
6822 reciprocals if -ffast-math.
6824 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
6826 * dbxout.c (dbxout_really_begin_function): Rename to
6827 dbxout_begin_function.
6828 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6829 (dbxout_begin_function): Remove.
6830 (dbxout_function): Update.
6831 (dbxout_source_line): Update prototype.
6832 * dbxout.h (dbxout_begin_function): Remove.
6833 * debug.c (do_nothing_debug_hooks): Update.
6834 (debug_nothing_tree): Update.
6835 (debug_nothing_charstar_rtx): Remove.
6836 * debug.h (union tree_node): Declare.
6837 (struct rtx_def): Remove.
6838 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
6839 begin_function. Change source_line prototype.
6840 (debug_nothing_tree): New.
6841 (debug_nothing_charstar_rtx): Delete.
6842 (dwarf2out_begin_prologue): Moved from ...
6844 * dwarf2out.c (dwarf2_debug_hooks): Update.
6845 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
6846 debug info, call dwarf2out_source_line.
6847 (dwarf2out_souce_line): Update prototype.
6848 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
6849 Change prototype, make static.
6850 (dwarfout_source_line): Update prototype.
6851 (dwarf_debug_hooks): Update.
6852 * dwarfout.h (dwarfout_begin_function): Remove.
6853 * final.c (final_start_function, final_scan_insn): Use appropriate
6854 debug hooks, update to use notice_source_line.
6855 (output_source_line): Rename notice_source_line. Don't call the
6856 source_line debug hook.
6857 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
6858 make static, update prototype.
6859 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
6861 (sdbout_end_prologue): New.
6862 (sdbout_source_line): Update prototype.
6863 (sdbout_debug_hooks): Update.
6864 (sdbout_symbol): Remove unused var.
6865 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
6867 * varasm.c: Include debug.h.
6868 (assemble_start_function): Use begin_function debug_hook.
6869 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6870 update with prototype.
6871 (xcoffout_source_line): Update prototype.
6872 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6874 (xcoffout_source_line): Update prototype.
6876 2001-07-17 Richard Henderson <rth@redhat.com>
6878 * c-typeck.c (build_binary_op): Do not shorten unsigned
6879 right shift after sign extension.
6881 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
6883 * combine.c (combine_simplify_rtx): Attempt to simplify
6884 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
6886 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
6887 (simplify_binary_operation, simplify_unary_operation,
6888 simplify_relational_operation): Use it.
6890 * combine.c (combine_simplify_rtx): Don't do associative law
6891 on divisions; allow associative law on floats.
6893 2001-07-17 H.J. Lu <hjl@gnu.org>
6894 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6896 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
6897 ASM_OUTPUT_WEAK_ALIAS are defined.
6898 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
6899 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
6901 * config/mips/iris5.h: ... here.
6902 (HANDLE_SYSV_PRAGMA): Defined as 1.
6903 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
6904 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
6907 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
6909 * c-parse.in (all_prefix_attributes): New variable.
6910 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
6911 (maybe_resetattrs): New production.
6912 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
6913 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
6914 notype_initdcl, nested_function, notype_nested_function,
6915 component_decl, components, components_notype,
6916 component_declarator, component_notype_declarator,
6917 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
6918 ivars, mydecl, myparm): Update. Avoid prefix attributes just
6919 after a comma being applied to more than one declarator.
6920 * doc/extend.texi (Attribute Syntax): Update. Remove
6921 documentation of bugs that are no longer present.
6923 2001-07-13 Eric Christopher <echristo@redhat.com>
6925 * config/mips/mips.h: Change TUNE_MIPS* options to use
6927 (EXTRA_SPECS): Add cc1_cpu_spec.
6928 * config/mips/mips.md (muldf3): Fix typo.
6930 2001-07-16 Richard Henderson <rth@redhat.com>
6932 * config/m68k/m68k.c: Include expr.h and reload.h.
6933 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
6934 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
6936 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6937 Richard Henderson <rth@redhat.com>
6939 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
6940 (insn_live_p): Fix fall off end of function.
6941 (dead_libcall_p): Remove COUNTS argument; update callers.
6942 (delete_trivially_dead_insns): Remove unused variables.
6944 2001-07-17 Andreas Jaeger <aj@suse.de>
6946 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
6949 * lcm.c (optimize_mode_switching): Avoid warning for unused
6950 variable if !NORMAL_MODE.
6952 * flow.c (try_crossjump_to_edge): Remove unused variable.
6954 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6956 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
6957 atexit declaration in stdlib.h.
6959 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
6961 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
6963 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6965 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
6966 * except.c (finish_eh_generation): Update call of cleanup_cfg;
6967 do rebuild_jump_labels instead of jump_optimize
6968 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
6969 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
6970 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
6972 * flow.c: Include timevar.h
6973 (find_basic_block): Push/pop timevar;
6974 (cleanup_cfg): Likewise.
6975 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
6976 * Makefile: Add dependencies on timevar.h
6978 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
6979 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
6981 * rtl.h (delete_trivially_dead_insns): Add new parameter.
6982 * toplev.c (rest_of_compilation): Update calls.
6983 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
6984 (delete_trivially_dead_insns): ... here; accept new argument
6985 preserve_basic_blocks; preserve basic blocks if set.
6987 * reg-stack.c (stack_regs_mentioned): Return 0 if
6988 stack_regs_mentioned_data is not initialized.
6989 (reg_to_stack): Make stack_regs_mentioned survive after the
6990 reg-stack is completted; do not call cleanup_cfg.
6991 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
6992 make cleanup_cfg after bb-reorder to output to debug file.
6994 2001-07-16 Richard Henderson <rth@redhat.com>
6996 * regclass.c (init_reg_sets): Use only 32 bits per initializer
6997 from int_reg_class_contents.
6999 2001-07-16 Richard Henderson <rth@redhat.com>
7001 * hard-reg-set.h (regs_invalidated_by_call): Declare.
7002 * regclass.c (regs_invalidated_by_call): Move from cse.c.
7003 (init_reg_sets_1): Move initialization from cse_main.
7004 * cse.c (regs_invalidated_by_call): Move to regclass.c.
7005 (cse_main): Move its initialization also.
7006 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
7007 * flow.c (propagate_one_insn): Likewise.
7008 * gcse.c (compute_hash_table): Likewise.
7009 (compute_kill_rd, compute_store_table): Likewise.
7010 * sched-deps.c (sched_analyze_1): Likewise.
7012 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
7014 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
7017 2001-07-16 Steve Ellcey <sje@cup.hp.com>
7019 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
7020 in if statement so we don't access undefined memory.
7022 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
7024 * gcse.c: Update comment at top.
7025 Update comment on mem handling.
7026 mem_last_set, mem_first_set, mem_set_in_block: gone.
7027 Declaration of reg_set_info: gone.
7028 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
7029 pointless with load_killed_in_block_p (they are *more*
7030 conservative then it, not less, and less accurate).
7031 (oprs_not_set_p): Ditto.
7032 (alloc_gcse_mem): Don't allocate mem_set_in_block
7033 (free_gcse_mem): Don't free it, either.
7034 (record_last_mem_set_info): Update comment in front, remove
7035 mem_*set_* stuff. Note the reason we don't handle stores directly
7037 (compute_hash_table): Update comments to reflect reality. Remove
7038 mem_*set_* references.
7039 (reset_opr_set_tables): Remove mem_*set_* references.
7041 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
7042 (mark_clobber): Ditto (on both parts, we double set here too).
7043 (expr_killed_p): Remove mem_set_in_block test.
7044 (compute_transp): Remove mem_set_in_block test.
7046 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
7047 of edge, and removal of phi alternative to dump file.
7048 (ssa_ccp_substitute_constants): Add note about register now being
7049 constant, and which uses were replaced in what insns to dump file.
7051 2001-07-16 Andreas Jaeger <aj@suse.de>
7053 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
7054 variables of type HOST_WIDEST_INT.
7056 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
7057 (__bb_exit_func): Correct type of count_max to avoid overflow.
7058 (num_digits): Handle long long argument.
7060 * combine.c (gen_lowpart_for_combine): Remove unused variable.
7062 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7064 * output.h (sdb_begin_function_line): Restore as an extern
7066 * sdbout.c (sdb_begin_function_line): Make extern.
7068 2001-07-15 Richard Henderson <rth@redhat.com>
7070 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
7071 * genrecog.c (maybe_both_true_mode): New.
7072 (maybe_both_true_2): Use it.
7073 (write_switch): Don't put Pmode in a switch.
7074 * rtl.c (mode arrays): Don't explicitly size them.
7076 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7078 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
7079 handling; move unconditional splitting before mode switching.
7081 * i386.md (type): Add fistp type.
7082 (i387, length_attr, scheduling definitions): Handle this type.
7083 (fix_trunc?f?i2): Revamp to use mode switching.
7084 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
7085 * i386.h (fp_cw_mode): New enum
7086 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
7087 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
7089 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7091 * Makefile.in (integrate.o): Add debug.h.
7092 * integrate.c (debug.h): Add.
7093 (output_inline_function): Save, reset, and restore debug_hooks.
7095 2001-07-15 Richard Henderson <rth@redhat.com>
7097 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
7098 instead of COMPARE for the EQUIV expression.
7100 2001-07-15 Richard Henderson <rth@redhat.com>
7102 * flow.c (redirect_edge_and_branch_force): Initialize
7103 global_live_at_start and global_live_at_end.
7104 (allocate_bb_life_data): Export.
7105 * basic-block.h (allocate_bb_life_data): Declare.
7106 * toplev.c (rest_of_compilation): Call it.
7108 2001-07-15 Richard Henderson <rth@redhat.com>
7110 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
7111 (alpha_tablejump_best_label): New.
7112 * config/alpha/alpha-protos.h: Declare them.
7113 * config/alpha/alpha.md: Use braced strings for code blocks.
7114 (tablejump_osf): Break out add with r29.
7115 (tablejump_osf_internal): Remove.
7116 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
7117 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
7119 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7121 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
7124 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
7126 * i386-protos.h (ix86_split_fp_branch): Update prototype.
7127 (ix86_fp_jump_nontrivial_p): New.
7128 * i386.md (fp_jcc_?): Update call of split_fp_branch;
7129 use ix86_fp_jump_nontrivial_p.
7130 * i386.c (ix86_fp_jump_nontrivial_p): New.
7131 (ix86_split_fp_branch): Accept code instead of rtx.
7132 (ix86_expand_compare): Expand comparison early in case
7133 doing so is resonably cheap.
7135 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
7137 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
7139 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
7140 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
7142 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
7144 * dbxout.c (dbxout_source_line): Make static, update prototype.
7145 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
7146 (dbxout_init, dbxout_finish, dbxout_source_line,
7147 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
7148 * dbxout.h (dbxout_source_line): Delete.
7149 * debug.c (debug_nothing_file, debug_nothing_file_int,
7150 debug_nothing_file_charstar_rtx): New.
7151 (do_nothing_debug_hooks): Update.
7152 (debug_nothing_void, debug_nothing_charstar_rtx,
7153 dwarf2out_end_epilogue): New.
7154 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
7155 * debug.h (struct rtx_def): Declare.
7156 (gcc_debug_hooks): New hooks source_line, end_epilogue
7158 (debug_nothing_void, debug_nothing_charstar_rtx,
7159 dwarf2out_end_epilogue): New.
7160 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
7161 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
7162 (dwarf2_debug_hooks): Update.
7163 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
7164 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
7165 * dwarf2out.h (dwarf2out_source_line): Remove.
7166 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
7167 Make static, update prototype.
7168 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
7169 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
7170 (dwarf_debug_hooks): Update.
7171 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
7172 dwarfout_end_function): Remove.
7173 * final.c (profile_function): Use debug hooks for ending functions
7175 (output_source_line, final_end_function): Update prototype,
7177 (final_start_function, final_scan_insn): Update.
7178 * output.h (sdb_begin_function_line): Remove.
7179 (final_end_function): Update prototype.
7180 * sdbout.c (sdb_begin_function_line): Make static.
7181 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
7182 (sdbout_source_line): New.
7183 (sdbout_end_epilogue, sdbout_end_function): Make static, update
7185 (sdb_debug_hooks): Update.
7186 (sdbout_init, sdbout_source_line,
7187 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
7188 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
7189 * toplev.c (compile_file, rest_of_compilation): Update.
7190 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
7191 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
7192 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
7193 Update for prototype changes.
7194 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
7195 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
7197 2001-07-15 Richard Henderson <rth@redhat.com>
7199 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
7200 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
7201 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
7202 * config/alpha/alpha.c: Likewise.
7203 * config/alpha/alpha.md: Likewise.
7204 * config/alpha/alpha32.h: Likewise.
7205 * config/alpha/vms.h: Likewise.
7208 2001-07-14 Richard Henderson <rth@redhat.com>
7210 * config/alpha/alpha.md: Use define_constants for unspec values.
7211 Substitute throughout.
7213 2001-07-14 Tim Josling <tej@melbpc.org.au>
7215 * tree.def (EXPON_EXPR) remove. Never supported anyway.
7217 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
7219 * pa.md: Remove unused constraints from define_split's.
7221 2001-04-14 Richard Henderson <rth@redhat.com>
7223 * ifcvt.c (find_cond_trap): Test for exit block.
7225 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
7227 Re-install recently reverted patch.
7228 * emit-rtl.c (try_split): Update mark_jump_label call.
7229 * flow.c (find_sub_basic_blocks): Likewise.
7230 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
7232 (mark_all_labels): Kill second parameter.
7233 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
7234 (rebuild_jump_labels, jump_optimize_minimal): Update call
7236 (jump_optimize_1): Kill crossjumping code.
7237 (mark_jump_label): Kill cross_jump parameter.
7238 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
7239 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
7240 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
7242 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
7244 (dump_file_info): Likewise.
7245 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
7246 reorganize passes to do reg-stack first, bb-reorder second.
7247 * invoke.texi (-d letters doc): Remove the jump2 pass.
7249 2001-07-14 Richard Henderson <rth@redhat.com>
7251 * ifcvt.c (find_cond_trap): New.
7252 (find_if_header): Call it.
7253 (merge_if_block): Relax existing jump sanity check.
7254 * jump.c (jump_optimize_1): Remove conditional trap handling.
7256 2001-07-14 Alan Modra <amodra@bigpond.net.au>
7258 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
7260 (insn_refs_are_delayed): Correct comment.
7261 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
7262 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
7263 instead of r31. Make associated insn !TARGET_64BIT, and
7264 provide an additional 64-bit insn that clobbers r2.
7266 (udivsi3): Likewise.
7268 (umodsi3): Likewise.
7270 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
7272 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
7274 * flow.c (redirect_edge_and_branch_force, split_edge,
7275 try_crossjump_to_edge): Use set_block_for_new_insns.
7276 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
7278 2001-07-13 H.J. Lu (hjl@gnu.org)
7280 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
7283 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
7285 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
7287 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
7289 * c-common.c (decl_attributes): Take a pointer to the node to
7290 which attributes are to be attached, and a flags argument.
7291 * c-common.h (enum attribute_flags): New.
7292 (decl_attributes): Update prototype.
7293 * c-decl.c (start_decl, push_parm_decl, finish_struct,
7294 finish_enum, start_function): Update calls to decl_attributes.
7295 * c-parse.in (component_declarator, component_notype_declarator,
7296 label): Update calls to decl_attributes.
7298 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
7300 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
7301 * config/avr/avr.c (legitimate_address_p): Return value changed
7302 from letter to register classes. For better debugging.
7304 2001-07-13 Kazu Hirata <kazu@hxi.com>
7306 * jump.c (reversed_comparison_code_parts): Fix comment typos.
7308 2001-07-13 H.J. Lu (hjl@gnu.org)
7310 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
7312 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
7314 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
7315 correctly for shared configurations.
7316 * config/t-libgcc-pic: New.
7317 * config/{i386,m68k,sparc}/t-openbsd: New.
7318 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
7319 Support -shared. Support debugging libraries with -g.
7320 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
7321 frame information does not emit pointer diffs.
7322 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
7325 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
7327 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
7329 2001-07-13 David Edelsohn <edelsohn@gnu.org>
7331 * combine.c (try_combine): Ensure const_int pow2 is positive.
7333 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
7335 * config.gcc: Add configuration for s/390.
7336 * config/s390/s390.c: New. Subroutines for code generation.
7337 * config/s390/s390.h: New. Definitions for s/390.
7338 * config/s390/s390-protos.h: New. Prototypes.
7339 * config/s390/linux.h: New. Definitions for linux for s/390.
7340 * config/s390/linux64.h: New. Definitions for linux for zSeries.
7341 * config/s390/t-linux: New. Makefile fragment.
7342 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
7343 * config/s390/fixdfdi.h: New. Fix L_fix*di.
7345 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
7347 * emit-rtl.c (try_split): Update mark_jump_label call.
7348 * flow.c (find_sub_basic_blocks): Likewise.
7349 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
7351 (mark_all_labels): Kill second parameter.
7352 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
7353 (rebuild_jump_labels, jump_optimize_minimal): Update call
7355 (jump_optimize_1): Kill crossjumping code.
7356 (mark_jump_label): Kill cross_jump parameter.
7357 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
7358 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
7359 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
7361 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
7363 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
7364 reorganize passes to do reg-stack first, bb-reorder second.
7365 * invoke.texi (-d letters doc): Remove the jump2 pass.
7367 2001-07-12 Steve Ellcey <sje@cup.hp.com>
7369 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
7371 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7373 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
7375 (verify_flow_info): Make diagnostics prettier.
7377 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7379 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
7381 * flow.c (outgoing_edges_match): Return early if condition reversal
7384 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
7386 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
7387 (mips_move_2words): When splitting a move into two instructions,
7388 prefix the second address operand with '%D'.
7390 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
7392 * Makefile.in (final.o): Depend on debug.h.
7393 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
7394 (dbx_debug_hooks): Add new hooks.
7395 (xcoff_debug_hooks): New.
7396 * debug.c (debug_nothing_file_int_int): New.
7397 (do_nothing_debug_hooks): Update.
7398 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
7399 (debug_nothing_file_int_int): New.
7400 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
7401 static, update prototype.
7402 (dwarf2_debug_hooks): Update.
7403 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
7404 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
7405 static, update prototype.
7406 (dwarf_debug_hooks): Update.
7407 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
7408 * final.c: Include debug.h.
7409 (final_scan_insn): Use debug hooks when beginning and ending blocks.
7410 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
7411 static, update prototype.
7412 (sdb_debug_hooks): Update.
7413 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
7414 * toplev.c: Distinguish between xcoff and dbx.
7416 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
7417 Call all debug hooks, not just dwarf ones.
7419 2001-07-11 Timothy Wall <twall@redhat.com>
7421 * config.gcc: Add configuration for AIX5/IA64.
7422 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
7423 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
7424 support prefix/suffix code.
7425 * config/ia64/t-aix: New. Makefile fragment.
7426 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
7428 2001-07-11 Kazu Hirata <kazu@hxi.com>
7430 * recog.c (validate_change): Fix a comment typo.
7432 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
7434 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
7435 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
7437 * dbxout.c (dbx_debug_hooks): Add new hooks.
7438 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
7440 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
7442 * dbxout.h (dbxout_start_new_source_file,
7443 dbxout_resume_previous_source_file): Delete.
7444 * debug.c (do_nothing_debug_hooks): Add new hooks.
7445 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
7446 (debug_nothing_int_charstar, debug_nothing_int): New.
7447 * debug.h (gcc_debug_hooks): New hooks define, undef,
7448 start_source_file and end_source_file.
7449 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
7450 (debug_nothing_int_charstar, debug_nothing_int): New.
7451 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
7452 the conditionally compiled section.
7453 (dwarf2out_start_source_file, dwarf2out_end_source_file,
7454 dwarf2out_define, dwarf2out_undef): Make static.
7455 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
7456 dwarf2out_define, dwarf2out_undef): Remove.
7457 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
7458 (dwarfout_start_source_file, dwarfout_end_source_file,
7459 dwarfout_define, dwarfout_undef): Make static.
7460 (dwarfout_start_source_file_check,
7461 dwarfout_end_source_file_check): New.
7462 (dwarfout_define, dwarfout_finish): Update.
7463 * dwarfout.h (dwarfout_start_new_source_file,
7464 dwarfout_resume_previous_source_file, dwarfout_define,
7465 dwarfout_undef): Remove.
7466 * sdbout.c (sdb_debug_hooks): Add new hooks.
7467 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
7469 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
7470 make static, take an arg.
7471 * sdbout.h (sdbout_start_new_source_file,
7472 sdbout_resume_previous_source_file): Delete.
7473 * toplev.c (debug_start_source_file, debug_end_source_file,
7474 debug_define, debug_undef): Delete.
7475 * toplev.h (debug_start_source_file, debug_end_source_file,
7476 debug_define, debug_undef): Delete.
7478 * java/jcf-parse.c: Include debug.h.
7479 (parse_class_file): Update to use debug hooks directly.
7480 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
7482 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7484 * alias.c (set_mem_alias_set): New function.
7485 * rtl.h (set_mem_alias_set): Declare it.
7486 * builtins.c (expand_builtin_return_addr): Call it instead of
7487 using MEM_ALIAS_SET accessor.
7488 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
7489 (get_memory_rtx, expand_builtin_va_arg): Likewise.
7490 (expand_builtin_va_copy):Likewise.
7491 * caller-save.c (setup_save_areas): Likewise.
7492 * calls.c (compute_argument_addresses): Likewise.
7493 * explow.c (set_mem_attributes): Likewise.
7494 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
7495 (expand_assignment, store_constructor_field, store_field): Likewise.
7496 (expand_expr_unaligned): Likewise.
7497 * function.c (assign_stack_temp_for_type): Likewise.
7498 (put_reg_into_stack, gen_mem_addressof): Likewise.
7499 * ifcvt.c (noce_try_cmove_arith): Likewise.
7500 * reload1.c (reload, alter_reg): Likewise.
7501 * config/alpha/alpha.c (get_aligned_mem): Likewise.
7502 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
7503 (alpha_expand_unaligned_store): Likewise
7504 (alpha_expand_unaligned_load_words): Likewise.
7505 (alpha_expand_unaligned_store_words): Likewise.
7506 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
7507 (alpha_expand_epilogue): Likewise.
7508 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
7509 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
7510 * config/i386/i386.c (legitimize_pic_address): Likewise.
7511 * config/i960/i960.c (setup_incoming_varargs): Likewise.
7512 * config/ia64/ia64.c (spill_restore_mem): Likewise.
7513 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
7514 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
7515 * config/mips/mips.c (mips_va_arg): Likewise.
7516 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7517 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
7518 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7519 (setup_incoming_varargs, rs6000_va_arg): Likewise.
7520 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
7521 (rs6000_emit_epilogue): Likewise.
7522 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
7523 * config/sparc/sparc.c (sparc_va_arg): Likewise.
7524 * config/v850/v850.c (v850_va_arg): Likewise.
7526 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
7528 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
7529 when fallthru edge is present.
7530 (mege_blocks): Handle case where creation of jump insn
7533 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
7534 CLEANUP_POST_REGSTACK): New constants.
7535 * except.c (finish_eh_generation): Update call of cleanup_cfg,
7536 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
7537 * output.h (cleanup_cfg): Update prototype.
7538 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
7539 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
7540 cleanup_cfg call; kill missleading comment.
7541 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
7542 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
7543 parameter; control optimizations performed using it.
7544 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
7545 try_crossjump_bb): New functions.
7547 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7549 * pa.c (pa_output_function_prologue): Delete prototype. Make function
7551 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
7552 pa_output_function_prologue.
7553 * pa-protos.h (pa_output_function_prologue): New prototype.
7555 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7557 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
7558 and low to get correct sign extension in low+high test.
7560 2001-07-11 Janis Johnson <janis@us.ibm.com>
7562 * gcov.c (arcdata): Use gcov_type to fix branch percentage
7563 for large hit count.
7565 * profile.c (branch_prob): Fix .bbg info for computed gotos
7568 2001-07-11 Mark Mitchell <mark@codesourcery.com>
7570 * stmt.c (parse_output_constraint): New function, split out
7572 (expand_asm_operands): ... here. Use parse_output_constraint.
7573 * tree.h (parse_output_constraint): Declare it.
7575 2001-07-11 Richard Henderson <rth@redhat.com>
7577 * bitmap.c: Comment some functions; fiddle whitespace.
7578 (bitmap_free): Don't export.
7579 (bitmap_element_allocate): Use memset.
7580 * bitmap.h (bitmap_free): Don't declare.
7582 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
7584 * gcse.c, lcm.c, sched-deps.c:
7585 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
7587 * flow.c (flow_loops_find): Free dom if we found no loops, since
7588 we aren't going to save it.
7590 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
7593 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
7595 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
7597 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7599 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
7600 #ifndef DWARF2_DEBUGGING_INFO.
7602 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7604 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
7606 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7608 * config/mips/mips.c (gen_int_relational): Tell the caller not to
7609 reverse a branch if a NE comparison is implemented with GTU.
7611 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7612 H.J. Lu <hjl@gnu.org>
7614 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
7616 (call_internal2): Likewise.
7617 (call_value_internal1): Likewise.
7618 (call_value_internal2): Likewise.
7619 (call_value_multiple_internal1): Likewise.
7620 (call_value_multiple_internal2): Likewise.
7622 2001-07-10 Kazu Hirata <kazu@hxi.com>
7624 * calls.c (emit_library_call_value_1): Fix a comment typo.
7625 * dwarf2out.c (mem_loc_descriptor): Likewise.
7626 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
7628 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
7630 * simplify-rtx.c (simplify_subreg): Fix typo in comment
7632 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7634 * recog.c (offsettable_address_p): Handle LO_SUM case.
7635 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
7636 instead of plus_constant.
7638 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7640 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
7641 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
7643 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7645 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
7646 adjust_address_nv instead of plus_constant.
7648 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
7650 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
7651 dwarf2out.o): Depend on debug.h, wrap long lines.
7652 * dbxout.c: Include debug.h.
7653 (dbx_debug_hooks): New.
7654 (dbxout_init): Make static, take just 2 args.
7655 (dbxout_finish): Make static.
7656 * dbxout.h (dbxout_init, dbxout_finish): Delete.
7657 * debug.c: New file.
7658 * debug.h: New file.
7659 * dwarf2out.c: Include debug.h.
7660 (dwarf2_debug_hooks): New.
7661 (dwarf2out_init): Make static.
7662 (dwarf2out_finish): Make static, take 2 args.
7663 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
7664 * dwarfout.c: Include debug.h.
7665 (dwarf_debug_hooks): New.
7666 (dwarfout_init): Make static.
7667 (dwarfout_finish): Make static, take 2 args.
7668 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
7669 * sdbout.c: Include debug.h.
7670 (sdb_debug_hooks): New.
7671 (sdbout_init): Make static, take 2 args.
7672 * sdbout.h (sdbout_init): Delete.
7673 * toplev.c: Include debug.h.
7675 (compile_file): Set deubg_hooks based on command line options.
7676 Use the hooks unconditionally rather than conditional compilation.
7678 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
7680 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
7681 first_insn_after_basic_block_note instead.
7683 * df.c (df_bb_refs_unlink): #if 0 out for now.
7685 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
7687 * ssa.h: Add prototype for ssa_const_prop
7688 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
7689 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
7690 (ssa_fast_dce): Remove unused variable
7692 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7694 * diagnostic.c (finish_diagnostic): Rename to
7695 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
7698 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
7700 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
7703 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
7704 (dump_file): Only pad the demangled name with spaces if the
7705 mangled name was padded with spaces.
7707 2001-07-10 Bernd Schmidt <bernds@redhat.com>
7709 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
7712 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7714 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
7715 extraction if no direct load if either EXPAND_CONST_ADDRESS or
7718 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
7719 whether can put offset inside LO_SUM to check mode alignment, not size.
7721 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7723 * doc/tm.texi (Misc): Fix thinko.
7725 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
7727 * regmove.c (replace_in_call_usage): Fix warnings.
7728 * sched-deps.c (add_dependence): Fix warnings.
7729 * simplify-rtx.c (simplify_subreg): Likewise.
7730 Return NULL_RTX instead of NULL.
7732 * reg-stack.c (emit_swap_insn): Eliminate warnings.
7733 (subst_asm_stack_regs): Likewise.
7735 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
7738 * dwarf2out.c (output_call_frame_info): Declare i as int.
7739 (build_abbrev_table): Declare n_alloc as int.
7740 (dwarf2out_finish): Initialize die.
7741 * except.c: Declare sjlj_funcdef_number as unsigned.
7742 (connect_post_landing_pads): Declare j as unsigned.
7743 (convert_to_eh_region_ranges): Initialize call_site.
7744 (output_function_exception_table): Initialize tt_format_size.
7745 * expr.c (move_by_pieces_1): Initialize to1.
7746 (store_constructor): Initialize minelt and maxelt.
7747 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
7748 * function.c (instantiate_decls): Avoid signed/unsigned warning.
7750 * c-decl.c (combine_parm_decls): Unused, remove.
7751 * c-tree.h: Remove prototype for combine_parm_decls.
7753 * reload.c (push_reload): Fix warning.
7754 (regno_clobbered_p): Likewise.
7755 * reload1.c (replace_pseudos_in_call_usage): Likewise.
7756 (reload_combine): Likewise.
7758 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
7759 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
7761 * bitmap.c (bitmap_operation): Change user.
7762 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
7764 2001-07-10 Eric Christopher <echristo@redhat.com>
7766 * config/mips/mips.c (override_options): Fix typo.
7768 2001-07-09 Stan Shebs <shebs@apple.com>
7770 * target.h (struct gcc_target): New fields init_builtins and
7772 * target-def.h (TARGET_INIT_BUILTINS): New macro.
7773 (TARGET_EXPAND_BUILTIN): New macro.
7774 (TARGET_INITIALIZER): Add them.
7775 * builtins.c: Include target.h.
7776 (expand_builtin): Use targetm.expand_builtin.
7777 (default_init_builtins): New function.
7778 (default_expand_builtin): New function.
7779 * expr.h (default_init_builtins): Declare.
7780 (default_expand_builtin): Declare.
7781 * c-common.c (c_common_nodes_and_builtins): Use
7782 targetm.init_builtins.
7783 * defaults.h (MD_INIT_BUILTINS): Remove.
7784 * Makefile.in (builtins.o): Depend on target.h.
7786 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
7787 (TARGET_EXPAND_BUILTIN): Define.
7788 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
7789 (MD_EXPAND_BUILTIN): Remove.
7791 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
7792 (TARGET_EXPAND_BUILTIN): Define.
7793 (c4x_init_builtins): Make endlink arg a local.
7794 (c4x_print_operand): Fix typos in adjust_address usages.
7795 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
7796 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
7797 (MD_EXPAND_BUILTIN): Remove.
7799 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
7800 (TARGET_EXPAND_BUILTIN): Define.
7801 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
7802 (ix86_init_builtins): Call new function only if TARGET_MMX.
7803 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
7804 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
7805 (MD_EXPAND_BUILTIN): Remove.
7807 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
7808 (TARGET_EXPAND_BUILTIN): Define.
7809 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
7810 (MD_EXPAND_BUILTIN): Remove.
7812 * doc/tm.texi: Document these changes.
7814 2001-07-09 Diego Novillo <dnovillo@redhat.com>
7816 * basic-block.h (tree_node): Forward declare if needed.
7817 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
7818 (BLOCK_HEAD_TREE): Define.
7819 (BLOCK_END_TREE): Define.
7820 (struct loops): Rename field 'tree' to 'tree_root'.
7821 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
7823 (flow_loops_tree_build): Rename reference to field 'tree' to
7825 (flow_loops_level_compute): Ditto.
7826 * predict.c (estimate_bb_frequencies): Ditto.
7827 * tree.h (struct tree_common): Add field 'aux'.
7829 2001-07-09 Stan Shebs <shebs@apple.com>
7831 * config/darwin.c (darwin_encode_section_info): Don't mark any
7832 DECL_EXTERNAL node as defined.
7834 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7836 * pa.c (pa_init_machine_status, pa_mark_machine_status,
7837 pa_free_machine_status, hppa_init_pic_save): Delete.
7838 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
7839 (hppa_profile_hook): Use hppa_pic_save_rtx.
7840 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
7841 hppa_init_pic_save): Delete.
7842 (hppa_pic_save_rtx): Declare.
7843 * pa.md (call, call_value, sibcall, sibcall_value,
7844 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
7846 2001-07-09 Kazu Hirata <kazu@hxi.com>
7848 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
7849 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
7851 2001-07-09 Andreas Jaeger <aj@suse.de>
7853 * output.h: Add declaration of final_forward_branch_p.
7855 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
7857 * varray.c: Include errors.h for internal_error and trim_filename
7860 * Makefile.in (varray.o): Add errors.h.
7862 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
7864 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
7865 * optabs.c (have_add2_insn): Check whether the add insn chosen
7866 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
7867 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
7869 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
7871 * Makefile.in (OBJS): Add ssa-ccp.o
7872 (ssa-ccp.o): Add dependencies.
7873 * toplev.c (DFI_ssa_ccp): New dump file enum.
7874 (dump_file): Add entry for dumping after SSA CCP.
7875 (flag_ssa_ccp): New flag variable.
7876 (f_options): Add -fssa-ccp.
7877 (rest_of_compilation): Run SSA CCP if requested.
7878 * timevar.def (TV_SSA_CCP): New timevar.
7879 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
7880 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
7881 Fix minor typo in SSA DCE documentation.
7882 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
7883 Add documentation for new dump option. Renumber dump files
7886 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7888 * emit-rtl.c (gen_highpart_mode): New.
7889 * rtl.h (gen_highpart_mode): Declare.
7890 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
7891 operand can be VOIDmode constant.
7893 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
7895 * flow.c (redirect_edge_and_branch_force): New.
7896 (can_fallthru): Ensure that basic blocks are succeeding.
7897 (try_optimize_cfg): Do not delete basic block if it is the last one.
7899 * flow.c (try_redirect_by_replacing_jump): Do not remove
7900 jumps with side effects, unlink chain on fallthru edge;
7901 set block for new jump instruction; avoid basic block to
7902 over by line number note.
7904 * flow.c (try_simplify_condjump): Verify that the condjump
7905 is not always falling trought.
7908 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7910 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7911 (try_redirect_by_replacing_jump): Update properly the count
7912 and frequency information.
7914 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7916 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
7917 address that is a LO_SUM specially.
7918 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
7920 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
7922 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
7923 (operand_subword): Use them.
7924 (change_address_1): Renamed from change_address; new arg VALIDATE.
7925 * expr.h: Reflect above changes; change_address now macro.
7926 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
7928 * cselib.c (add_mem_for_addr): Likewise.
7929 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
7930 * regmove.c (try_apply_stack_adjustment): Likewise.
7931 * reload.c (push_reload, make_memloc): Likewise.
7932 * reload1.c (eliminate_regs): Likewise.
7933 * simplify-rtx.c (simplify_replace_rtx): Likewise.
7934 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
7936 * combine.c (make_extraction, simplify_shift_const): Likewise.
7937 (gen_lowpart_for_combine): Likewise.
7938 * cse.c (gen_lowpart_if_possible): Likewise.
7939 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
7940 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
7941 * optabs.c (gen_move_insn): Likewise.
7942 * reload1.c (alter_reg): Likewise.
7943 * simplify-rtx.c (simplify_subreg): Likewise.
7944 * stmt.c (expand_anon_union_decl): Likewise.
7945 * recog.c (validate_replace_rtx_1): Likewise.
7947 * Makefile.in (recog.o): Add $(EXPR_H).
7948 * explow.c (stabilize): Call replace_equiv_address.
7949 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
7950 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
7952 2001-07-03 Andrew Haley <aph@redhat.com>
7954 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
7955 the mode of the memory location.
7957 2001-07-09 Bo Thorsen <bo@suse.co.uk>
7959 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
7961 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
7963 * final.c (output_addr_const): Use target opening and
7964 closing parentheses.
7965 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
7966 defaults, add to TARGET_ASM_OUT.
7967 * target.h (struct gcc_target): Add open_paren and close_paren.
7968 * doc/md.texi: Update.
7969 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
7970 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
7971 TARGET_ASM_CLOSE_PAREN.
7972 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7974 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7976 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
7977 * config/a29k/a29k.h: Similarly.
7978 * config/alpha/alpha.h: Similarly.
7979 * config/arc/arc.h: Similarly.
7980 * config/arm/aof.h: Similarly.
7981 * config/arm/aout.h: Similarly.
7982 * config/avr/avr.h: Similarly.
7983 * config/c4x/c4x.h: Similarly.
7984 * config/clipper/clipper.h: Similarly.
7985 * config/convex/convex.h: Similarly.
7986 * config/d30v/d30v.h: Similarly.
7987 * config/dsp16xx/dsp16xx.h: Similarly.
7988 * config/elxsi/elxsi.h: Similarly.
7989 * config/fr30/fr30.h: Similarly.
7990 * config/h8300/h8300.h: Similarly.
7991 * config/i370/i370.h: Similarly.
7992 * config/i386/i386.h: Similarly.
7993 * config/i860/i860.h: Similarly.
7994 * config/i960/i960.h: Similarly.
7995 * config/ia64/ia64.h: Similarly.
7996 * config/m32r/m32r.h: Similarly.
7997 * config/m68hc11/m68hc11.h: Similarly.
7998 * config/m68k/m68k.h: Similarly.
7999 * config/m88k/m88k.h: Similarly.
8000 * config/mcore/mcore.h: Similarly.
8001 * config/mips/mips.h: Similarly.
8002 * config/mn10200/mn10200.h: Similarly.
8003 * config/mn10300/mn10300.h: Similarly.
8004 * config/ns32k/ns32k.h: Similarly.
8005 * config/pa/pa.h: Similarly.
8006 * config/pdp11/pdp11.h: Similarly.
8007 * config/pj/pj.h: Similarly.
8008 * config/romp/romp.h: Similarly.
8009 * config/rs6000/rs6000.h: Similarly.
8010 * config/sh/sh.h: Similarly.
8011 * config/sparc/sparc.h: Similarly.
8012 * config/v850/v850.h: Similarly.
8013 * config/vax/vax.h: Similarly.
8014 * config/we32k/we32k.h: Similarly.
8016 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
8018 * doc/c-tree.texi: Document representation of attributes.
8020 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8022 * doc/tm.texi: Update some places for the rename of target to
8025 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8027 * target.h (struct gcc_target): Add insert_attributes.
8028 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
8029 (TARGET_INITIALIZER): Update.
8030 * tree.c, tree.h (default_insert_attributes): New function.
8031 Update comments on other default functions to refer to targetm,
8033 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
8034 TARGET_INSERT_ATTRIBUTES.
8035 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
8036 * c-common.c (decl_attributes): Use targetm.insert_attributes.
8037 Don't use PRAGMA_INSERT_ATTRIBUTES.
8038 * Makefile.in (c-common.o): Depend on $(TARGET_H).
8039 * c-decl.c (start_decl, start_function): Don't call
8040 SET_DEFAULT_DECL_ATTRIBUTES.
8041 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
8042 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
8044 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
8045 (c4x_check_attribute): Avoid modifying attribute list itself.
8046 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
8048 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
8049 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
8051 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
8052 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
8054 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
8055 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
8057 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
8058 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
8059 Adjust parameters. Make static.
8061 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8063 * c-common.c (decl_attributes): Only take a single attributes
8065 * c-common.h (decl_attributes): Update prototype.
8066 * c-decl.c (start_decl, start_function): Only take a single
8067 attributes parameter. Update calls to decl_attributes.
8068 (finish_struct, finish_enum): Update calls to decl_attributes.
8069 (push_parm_decl): Expect unified list of attributes. Update call
8071 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
8072 notype_nested_function, component_declarator,
8073 component_notype_declarator, label): Update calls to
8075 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
8076 lists that are passed to push_parm_decl.
8077 * c-tree.h (start_function, start_decl): Update prototypes.
8078 * config/sh/sh-protos.h, config/sh/sh.c
8079 (sh_pragma_insert_attributes): Only take a single attributes
8081 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
8082 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
8083 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
8084 build_module_descriptor, generate_static_references,
8085 generate_strings, build_selector_translation_table,
8086 generate_descriptor_table, generate_protocols,
8087 generate_ivars_list, generate_dispatch_table,
8088 generate_protocol_list, generate_category,
8089 generate_shared_structures, really_start_method, add_objc_decls,
8090 generate_classref_translation_entry): Update calls to start_decl
8092 (build_tmp_function_decl, start_method_def): Unify attribute lists
8093 that are passed to push_parm_decl.
8095 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
8097 * final.c (no_asm_to_stream): New.
8098 (final_scan_insn): Use target structures for prologue ends
8099 and epilogue starts.
8100 * output.h (no_asm_to_stream): New.
8101 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
8102 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
8103 (TARGET_ASM_OUT): Update.
8104 * target.h (struct gcc_target): New members function_end_prologue
8105 and function_begin_epilogue.
8106 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
8107 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
8108 * config/alpha/alpha.c (output_end_prologue): Rename to
8109 alpha_output_function_end_prologue. Use in target struct
8111 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
8112 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
8113 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
8114 ia64_output_function_end_prologue. Use in target struct
8116 (ia64_function_prologue, ia64_funciton_epilogue): Rename
8117 mistyped prototypes.
8118 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
8119 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
8121 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
8122 an use in target struct, make static.
8123 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
8126 2001-07-08 Richard Henderson <rth@redhat.com>
8128 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
8130 2001-07-08 Richard Henderson <rth@redhat.com>
8132 * config/i386/i386.md: Remove constraints strings from define_split
8133 and define_peephole2 patterns.
8134 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
8135 (eh_return): Use them.
8137 2001-07-08 Richard Henderson <rth@redhat.com>
8139 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
8140 Document MD_FALLBACK_FRAME_STATE_FOR.
8142 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8144 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
8145 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
8147 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
8149 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
8151 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
8152 of the label inside NAME as opposed to just the end of NAME.
8154 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
8156 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
8157 * config/alpha/alpha.c (alpha_init_machine_status,
8158 alpha_mark_machine_status, alpha_free_machine_status): Delete.
8159 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
8160 (vms_valid_decl_attribute_p): Make static, conditionally compile.
8161 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
8163 2001-07-06 Stan Shebs <shebs@apple.com>
8165 * target.h (targetm): Rename global from "target", so as not to
8166 conflict with local variables.
8168 * c-typeck.c: Ditto.
8172 * cp/decl2.c: Ditto.
8173 * cp/typeck.c: Ditto.
8174 * 1750a/1750a.c: Ditto.
8175 * a29k/a29k.c: Ditto.
8179 * clipper/clipper.c: Ditto.
8180 * convex/convex.c: Ditto.
8181 * d30v/d30v.c: Ditto.
8182 * dsp16xx/dsp16xx.c: Ditto.
8183 * elxsi/elxsi.c: Ditto.
8184 * fr30/fr30.c: Ditto.
8185 * h8300/h8300.c: Ditto.
8186 * i370/i370.c: Ditto.
8187 * i386/i386.c: Ditto.
8188 * i860/i860.c: Ditto.
8189 * i960/i960.c: Ditto.
8190 * ia64/ia64.c: Ditto.
8191 * m32r/m32r.c: Ditto.
8192 * m68hc11/m68hc11.c: Ditto.
8193 * m68k/m68k.c: Ditto.
8194 * m88k/m88k.c: Ditto.
8195 * mips/mips.c: Ditto.
8196 * ns32k/ns32k.c: Ditto.
8198 * pdp11/pdp11.c: Ditto.
8199 * romp/romp.c: Ditto.
8200 * rs6000/rs6000.c: Ditto.
8202 * sparc/sparc.c: Ditto.
8204 * we32k/we32k.c: Ditto.
8205 * doc/tm.texi: Update the manual to match.
8207 2001-07-06 Richard Henderson <rth@redhat.com>
8209 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
8210 DWARF2_UNWIND_INFO not just whether it is defined.
8212 2001-07-06 Diego Novillo <dnovillo@redhat.com>
8214 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
8215 call to simplify_binary_operation returns a new pattern.
8217 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
8219 * glimits.h (__SHRT_MAX__): New.
8220 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
8221 (SHRT_MAX): Define in terms of __SHRT_MAX__.
8223 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
8225 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
8228 2001-07-06 Richard Henderson <rth@redhat.com>
8230 * bitmap.c (bitmap_release_memory): Move adjacent to the
8231 allocation functions.
8232 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
8233 the implementation. Binary search for the set bit.
8234 (bitmap_union_of_diff): Allocate the temporary on the stack
8235 instead of using xmalloc.
8237 2001-07-06 Richard Henderson <rth@redhat.com>
8239 * genrecog.c (validate_pattern): Warn for constraints in
8240 define_{expand,split,peephole2}. Remove strict_low_part
8241 before looking up match_dup.
8243 2001-07-06 DJ Delorie <dj@redhat.com>
8245 * doc/gcc.texi (Makefile): Rename to be a more general purpose
8246 chapter about various build hints and history. Add section
8247 talking about the various types of native and cross builds.
8249 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
8251 * Makefile.in (final.o): Depend on target.h.
8252 * final.c: Include target.h.
8253 (default_function_pro_epilogue): New.
8254 (final_start_function): Use target structure for function prologues.
8255 (final_end_function): Use target structure for function epilogues.
8256 * fold-const.c (real_hex_to_f): Constify s and p.
8257 * output.h (default_function_pro_epilogue): New.
8258 * real.h (real_hex_to_f): Update prototype.
8259 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
8260 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
8261 (TARGET_INITIALIZER): Update.
8262 * target.h (gcc_target): Add struct asm_out.
8263 * doc/tm.texi: Update.
8266 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
8267 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
8268 in cpu/cpu.c, or rename old functions consistently. Take
8269 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
8270 redundant macros and prototypes. Make new functions static.
8272 * 1750a/1750a.c: Similarly.
8273 * 1750a/1750a.h: Similarly.
8274 * a29k/a29k-protos.h: Similarly.
8275 * a29k/a29k.c: Similarly.
8276 * a29k/a29k.h: Similarly.
8277 * arc/arc-protos.h: Similarly.
8278 * arc/arc.c: Similarly.
8279 * arc/arc.h: Similarly.
8280 * arm/arm-protos.h: Similarly.
8281 * arm/arm.c: Similarly.
8282 * arm/arm.h: Similarly.
8283 * avr/avr-protos.h: Similarly.
8284 * avr/avr.c: Similarly.
8285 * avr/avr.h: Similarly.
8286 * clipper/clipper-protos.h: Similarly.
8287 * clipper/clipper.c: Similarly.
8288 * clipper/clipper.h: Similarly.
8289 * convex/convex.c: Similarly.
8290 * convex/convex.h: Similarly.
8291 * d30v/d30v-protos.h: Similarly.
8292 * d30v/d30v.c: Similarly.
8293 * d30v/d30v.h: Similarly.
8294 * d30v/d30v.md: Similarly.
8295 * dsp16xx/dsp16xx-protos.h: Similarly.
8296 * dsp16xx/dsp16xx.c: Similarly.
8297 * dsp16xx/dsp16xx.h: Similarly.
8298 * elxsi/elxsi.c: Similarly.
8299 * elxsi/elxsi.h: Similarly.
8300 * fr30/fr30.c: Similarly.
8301 * fr30/fr30.md: Similarly.
8302 * h8300/h8300-protos.h: Similarly.
8303 * h8300/h8300.c: Similarly.
8304 * h8300/h8300.h: Similarly.
8305 * i370/i370-protos.h: Similarly.
8306 * i370/i370.c: Similarly.
8307 * i370/i370.h: Similarly.
8308 * i386/i386.c: Similarly.
8309 * i386/osf1elf.h: Similarly.
8310 * i386/osfrose.h: Similarly.
8311 * i860/i860-protos.h: Similarly.
8312 * i860/i860.c: Similarly.
8313 * i860/i860.h: Similarly.
8314 * i960/i960-protos.h: Similarly.
8315 * i960/i960.c: Similarly.
8316 * i960/i960.h: Similarly.
8317 * ia64/ia64-protos.h: Similarly.
8318 * ia64/ia64.c: Similarly.
8319 * ia64/ia64.h: Similarly.
8320 * m32r/m32r-protos.h: Similarly.
8321 * m32r/m32r.c: Similarly.
8322 * m32r/m32r.h: Similarly.
8323 * m68hc11/m68hc11-protos.h: Similarly.
8324 * m68hc11/m68hc11.c: Similarly.
8325 * m68hc11/m68hc11.h: Similarly.
8326 * m68k/crds.h: Similarly.
8327 * m68k/dpx2.h: Similarly.
8328 * m68k/m68k-protos.h: Similarly.
8329 * m68k/m68k.c: Similarly.
8330 * m68k/m68k.h: Similarly.
8331 * m68k/news.h: Similarly.
8332 * m88k/m88k-protos.h: Similarly.
8333 * m88k/m88k.c: Similarly.
8334 * m88k/m88k.h: Similarly.
8335 * mips/mips-protos.h: Similarly.
8336 * mips/mips.c: Similarly.
8337 * mips/mips.h: Similarly.
8338 * ns32k/merlin.h: Similarly.
8339 * ns32k/ns32k.c: Similarly.
8340 * ns32k/ns32k.h: Similarly.
8341 * ns32k/tek6000.h: Similarly.
8342 * pa/pa-protos.h: Similarly.
8343 * pa/pa.c: Similarly.
8344 * pa/pa.h: Similarly.
8345 * pdp11/2bsd.h: Similarly.
8346 * pdp11/pdp11-protos.h: Similarly.
8347 * pdp11/pdp11.c: Similarly.
8348 * pdp11/pdp11.h: Similarly.
8349 * romp/romp-protos.h: Similarly.
8350 * romp/romp.c: Similarly.
8351 * romp/romp.h: Similarly.
8352 * rs6000/rs6000-protos.h: Similarly.
8353 * rs6000/rs6000.c: Similarly.
8354 * rs6000/rs6000.h: Similarly.
8355 * rs6000/sysv4.h: Similarly.
8356 * sh/sh-protos.h: Similarly.
8357 * sh/sh.c: Similarly.
8358 * sh/sh.h: Similarly.
8359 * sparc/sparc-protos.h: Similarly.
8360 * sparc/sparc.c: Similarly.
8361 * sparc/sparc.h: Similarly.
8362 * vax/vax.c: Similarly.
8363 * vax/vax.h: Similarly.
8364 * vax/vms.h: Similarly.
8365 * we32k/we32k.c: Similarly.
8366 * we32k/we32k.h: Similarly.
8368 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
8370 * basic-block.h (first_insn_after_basic_block_note): Declare.
8371 * flow.c (first_insn_after_basic_block_note): Define. Moved
8373 * ssa.c (first_insn_after_basic_block_note): Remove.
8374 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
8376 (ssa_eliminate_dead_code): Properly update the CFG and PHI
8377 nodes when we find a dead conditional branch. Insert BARRIERs
8378 after any blocks with no successors, but which do not have
8381 2001-07-06 Zack Weinberg <zackw@stanford.edu>
8383 * varray.c (varray_check_failed): Use internal_error.
8385 2001-07-05 Andrew Haley <aph@redhat.com>
8387 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
8388 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
8389 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
8391 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
8393 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
8394 reference if the target constant is also a SYMBOL_REF.
8396 2001-07-05 Eric Christopher <echristo@redhat.com>
8398 * config/mips/mips.h (MASK_MIPS3900): Remove.
8399 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
8400 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
8401 (TARGET_MIPS3900): Change to use mips_arch.
8402 (TARGET_MIPS4000): New.
8403 (TARGET_MIPS4100): New.
8404 (TARGET_MIPS4300): New.
8405 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
8406 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
8408 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
8409 (ISA_HAS_BRANCHLIKELY): To here.
8410 (CC1_CPU_SPEC): New.
8411 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
8412 (mips_arch_string): Declare.
8413 (mips_arch): Declare.
8414 (TARGET_OPTIONS): Add -march and -mtune.
8416 * config/mips/mips.c (mips_arch_string): New.
8418 (override_options): Handle -march for codegen and -mtune
8419 for scheduling. Use mips_arch. Move tx39 target default here.
8420 (mips_parse_cpu): Move error message to override_options.
8422 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
8424 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
8426 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
8427 (MIPS Options): Ditto. Change mcpu entry to historical text.
8429 2001-07-05 H.J. Lu (hjl@gnu.org)
8431 * config/mips/mips.c (mips_parse_cpu): New function to parse
8434 2001-07-05 Jim Wilson <wilson@redhat.com>
8436 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
8437 * config/ia64/t-ia64: Likewise.
8438 (LIB1ASMFUNCS): Update comment.
8440 2001-07-05 David Edelsohn <edelsohn@gnu.org>
8442 * doc/install.texi (Install GCC: Binaries): Fix typo.
8444 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8446 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
8447 reference using the stack pointer, adjust it since we push Y
8449 ("*ashrsi3"): Likewise.
8450 ("*lshrsi3"): Likewise.
8452 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8454 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
8455 when -fomit-frame-pointer is used.
8457 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
8459 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
8460 (try_redirect_by_replacing_jump): Reverse updating properly the
8461 count and frequency information. Reverse removing cc0 setter.
8462 (forwarder_block_p): Reverse fixing for fallthru blocks.
8464 2001-07-05 DJ Delorie <dj@redhat.com>
8466 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
8467 (translate_options): If the above is defined, use it to map
8468 given options to new options.
8469 * doc/tm.texi: Document it.
8471 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
8472 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8474 * doc/invoke.texi (Optimize Options): Document that -fgcse may
8475 cause programs using computed gotos to run more slowly.
8477 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8479 * doc/install.texi (Specific): Markup, spelling and typo fixes.
8481 Consistently require binutils 2.11.2, not prereleases.
8482 (Specific, decstation-*): Canonicalize as mips-dec-*.
8483 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
8485 (Specific, m68k-altos): Removed reference to README.altos, deleted.
8486 (Specific, mips-*): Reword MIPS C compiler requirements.
8487 (Specific, powerpc*-*-*): New, mention --with-cpu once.
8488 (Specific, sunv5): Removed, obsolete.
8490 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
8492 * dwarf2out.c (output_loc_list): Use an all ones mask for
8493 .text asm output and don't rely on long long
8494 literals. Reformat some long lines.
8496 2001-07-05 Andreas Jaeger <aj@suse.de>
8498 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
8501 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8503 * dwarf2out.c (dwarf2out_define): Update comment.
8504 (dwarf2out_undef): Ditto.
8505 (dwarf2out_start_source_file): Ditto.
8506 (dwarf2out_end_source_file): Ditto.
8507 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
8508 since we never call the start/end debug hook for the primary file.
8510 2001-07-04 Kazu Hirata <kazu@hxi.com>
8512 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
8515 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8517 * cppinit.c (remove_dup_dirs): Inform if a system include
8518 directory is being reordered.
8519 * doc/invoke.texi (Directory Options): GCC warns if you hide a
8521 * doc/cpp.texi (Search Paths): Likewise.
8522 * doc/gcc.texi (Interoperation): Remove information about
8525 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8527 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
8528 (VARRAY_TOP_CHAR_PTR): Likewise.
8530 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8532 * gcc.c (process_command): Don't assign elements of a const char*.
8534 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8536 * emit-rtl.c (change_address): Don't abort if invalid address while
8537 reload is in progress.
8539 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8541 * c-lex.c (cb_file_change): Pass line number to
8542 debug_start_source_file.
8543 (cb_undefine): Pass correct line number to debug_undef.
8545 * toplev.c (debug_start_source_file): Add line number to
8546 parameters. Pass it along to dwarf2out_start_source_file.
8547 (decode_g_option): Stop resetting debug level back to normal when
8548 we change debug formats, unless the current level is
8549 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
8552 * toplev.h (debug_start_source_file): Add line number to
8555 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
8558 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
8560 Output debug_macinfo data for starting file if requested.
8561 (dwarf2out_end_source_file): Output debug_macinfo data for ending
8563 (dwarf2out_define): Output debug_macinfo data for defining a macro
8565 (dwarf2out_undef): Output debug_macinfo data for undefining a
8567 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
8568 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
8569 (macinfo_section_label): New. DWARF2 macro info section label.
8570 (dwarf2out_init): If we want macro info, output the start label
8572 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
8573 attribute to the compilation unit die pointing to the macro info.
8575 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8577 * dwarf2out.c (new_loc_list): Move to inside #ifdef
8578 DWARF2_DEBUGGING_INFO.
8579 (add_loc_descr_to_loc_list): Ditto.
8580 (output_loc_list): Ditto.
8581 Also, fix thinko in curr not being initialized.
8582 (gen_internal_sym): Ditto.
8584 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8586 * emit-rtl.c (replace_equiv_address): New function.
8587 * expr.h (replace_equiv_address): New declaration.
8588 * explow.c (validize_mem): Call it instead of change_address and
8589 also call if -fforce-addr and address is constant.
8590 * expr.c: Replace more calls to change_address with adjust_address
8591 and/or replace_equiv_address or to validize_mem.
8592 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
8593 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
8594 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8595 * config/i370/i370.md, config/i860/i860.md: Likewise.
8596 * config/i960/i960.md, config/mips/mips.c: Likewise.
8597 * config/mips/mips.md, config/pa/pa.md: Likewise.
8598 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
8599 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
8601 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8603 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
8605 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
8608 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
8610 * doc/include: New directory.
8611 * doc/fdl.texi: Move to doc/include/fdl.texi.
8612 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
8613 * doc/include/funding.texi, doc/include/gpl.texi: New files.
8614 * doc/gcc.texi: Use funding.texi and gpl.texi.
8615 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
8616 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
8617 Update dependencies and use -I $(docdir)/include.
8619 2001-07-04 Anthony Green <green@redhat.com>
8621 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
8623 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8625 * doc/install.texi (sparc64-*-*): Remove garbage.
8627 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
8629 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
8630 Fix typo in last change to use adjust_address.
8632 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8634 * doc/install.texi (Specific): Update information for *-*-solaris*.
8636 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8638 * explow.c (plus_constant_wide): Reinitialize Y for restart.
8640 2001-07-03 Stan Shebs <shebs@apple.com>
8642 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
8643 case for flag_no_mach_text_sections.
8644 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
8645 * config/darwin.c (flag_no_mach_text_sections): Remove.
8646 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
8648 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8650 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
8651 and avoid checking for constant as first operand.
8652 * recog.c (find_constant_term_loc): No longer static.
8653 (adj_offettable_operand): Delete.
8654 * rtl.h (adj_offsettable_operand): Delete declaration.
8655 (find_constant_term): Add declaration.
8656 * caller-save.c: Replace calls to adj_offsettable_operand with calls
8658 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
8659 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
8660 * config/i386/i386.c, config/i386/i386.md: Likewise.
8661 * config/i860/i860.c, config/i960/i960.c: Likewise.
8662 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
8663 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
8664 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
8665 * config/mips/mips.c, config/mips/mips.md: Likewise.
8666 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
8667 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
8668 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
8669 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
8670 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
8671 * config/ns32k/ns32k.md: Likewise.
8673 2001-07-03 Zack Weinberg <zackw@stanford.edu>
8675 * rtl.c (copy_rtx): Handle 'T' format letter.
8676 * gensupport.c (collect_insn_data): Likewise.
8677 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
8679 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
8681 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
8682 -B option. Use 'dir' not 'foo' as example directory name.
8684 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8686 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8687 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
8689 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8691 * doc/cppinternals.texi: Improve formatting and logical markup.
8693 2001-07-03 Andreas Jaeger <aj@suse.de>
8695 * Makefile.in (insn-recog.o): Add dependency on reload.h.
8697 * genrecog.c (write_header): Include reload.h for prototypes in
8700 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
8703 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
8704 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8705 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
8706 i386_pe_valid_type_attribute_p): Add.
8707 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
8708 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
8710 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8712 * explow.c (plus_constant_wide, case LO_SUM): New case.
8713 (plus_constant_for_output_wide): Delete.
8714 * rtl.h (plus_constant_for_output): Delete.
8715 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
8716 instead of plus_constant_for_output.
8717 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
8718 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
8719 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
8720 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
8721 * config/sparc/sparc.md: Likewise.
8722 Convert some change_address calls to adjust_address.
8724 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8726 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
8727 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
8728 documentation of -std and -Wwrite-strings.
8730 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8732 * cse.c (canon_hash): Don't register registers in very small
8733 register classes, as extending their lifetime might cause
8736 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8738 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8740 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8741 (try_redirect_by_replacing_jump): Update properly the count
8742 and frequency information.
8744 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
8746 * toplev.c (dump_file_index): Move SSA dumps just after first
8748 (dump_file): Corresponding changes.
8749 (rest_of_compilation): Move SSA path to just after the first
8751 * doc/gcc.texi (Passes): Update due to movement of SSA path.
8752 * doc/invoke.texi: Update dump file #s as they were completely
8753 out of date with reality.
8755 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8757 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
8759 * expr.c (emit_move_insn_1): Deal with non-default
8762 * expr.c (emit_single_push_insn): Fix warning.
8764 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8766 * expr.c (emit_move_insn_1): Avoid modifying
8767 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
8769 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8771 * emit-rtl.c (adjust_address): New function.
8772 * expr.h (adjust_address): Add declaration.
8773 * builtins.c: Replace some calls to change_address with calls to it
8775 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
8776 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
8777 * config/arm/arm.c, config/convex/convex.c: Likewise.
8778 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8779 * config/i386/i386.c, config/i386/i386.md: Likewise.
8780 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
8781 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
8782 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
8783 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
8784 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
8786 2001-07-02 Jim Wilson <wilson@redhat.com>
8788 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
8790 2001-07-02 Steve Ellcey <sje@cup.hp.com>
8792 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
8793 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
8795 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8797 * cppinit.c (lang_defaults): New table.
8798 (set_lang): Just read from lang_defaults into the live options
8801 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8803 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
8804 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
8805 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
8807 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8809 * doc/install.texi: Various spelling and markup fixes.
8810 (Installing GCC): Component specific installation instructions are
8813 Warn about removing old install dir in the presence of shared libs.
8814 (Configuration): Invoke with options target to match configure
8816 Consistently refer to gas, gld pathnames.
8817 Invert --enable-multilib documentation.
8818 Remove references to old compiler versions.
8820 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8822 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
8824 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8826 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
8828 (Specific, mips*-sgi-irix5): Note IDO download.
8829 Reworded MIPS C hints.
8830 Use GNU as instead of GAS.
8832 Removed SGI Freeware reference, IRIX 6 only.
8833 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
8834 Note N64 library requirement/workaround.
8836 Complete list of structure passing bug victims.
8838 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8840 * doc/install.texi: Remove CVS Id.
8842 2001-07-02 Andreas Jaeger <aj@suse.de>
8844 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
8845 (find_inherently_necessary): Remove unused variable.
8847 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
8849 * c-common.h (TDI_inlined): New ast dump phase.
8850 (dump_flag_name): New function.
8851 * c-dump.c (dump_files): Add inlined phase.
8852 (dump_flag_name): Define.
8853 * doc/invoke.texi (-fdump-ast-inlined): Document.
8855 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8857 * stor-layout.c (layout_decl): Revert change to handling of alignment
8860 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8862 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
8865 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
8867 * doc/tm.texi (FUNCTION_ARG): Document that the last call
8870 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
8872 * tlink.c (recompile_files): Remove COMPILER_PATH and
8873 LIBRARY_PATH from the environment.
8875 2001-07-01 Zack Weinberg <zackw@stanford.edu>
8877 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
8878 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
8880 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
8882 * c-parse.in (OBJC_STRING): Kill.
8883 (objc_string): Decompose to [objc_string] '@' STRING.
8884 (reswords): Take the leading '@' off all the Objective C keywords.
8885 (objc_rid_sans_at): Kill.
8886 (init_reswords): Don't initialize it.
8887 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
8888 (_yylex): Kill reconsider label. Look ahead one token after
8889 an '@'; if we get an identifier, check whether it's an
8890 Objective C @-keyword. If so, return the keyword. Otherwise,
8891 put back the token and return the '@' as a terminal.
8893 * cpplib.c (lex_macro_node): Remove unnecessary check for
8894 leading '@' on identifier. Clarify control flow and commentary.
8896 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8898 * cse.c (new_label_ref): Variable deleted.
8899 (insert): Remove set of new_label_ref.
8900 (check_for_label_ref): New function.
8901 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
8903 See ChangeLog.5 for earlier changes.