1 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4 that would be invalid after a merge.
6 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
8 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
9 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
11 (flow_delete_insn): This one.
12 (delete_insn_chain): Rename from ...; do not care labels.
13 (flow_delete_insn_chain): ... this one.
14 (flow_delete_block): Remove the insns one BB has been expunged.
15 (merge_blocks_nomove): Likewise.
16 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
17 updating BB boundaries.
18 (tidy_fallthru_edge): Likewise.
19 (commit_one_edge_insertion): Likewise.
20 * cfgbuild.c (find_basic_block): Likewise.
21 (find_basic_blocks_1): Likewise.
22 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
23 (try_crossjump_to_edge): Likewise.
24 (try_optimize_cfg): Likewise.
25 * cse.c (delete_trivially_dead_insns): Likewise.
26 * df.c (df_insn_delete): Likewise.
27 * doloop.c (doloop_modify): Use delete_related_insns.
28 * emit-rtl.c (try_split): Likewise.
29 (remove_insn): Update BB boundaries.
30 * expect.c (connect_post_landing_pads): Use delete_related_insns.
31 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
32 updating BB boundaries.
33 (propagate_block_delete_insn): Likewise.
34 (propagate_block_delete_libcall): Likewise.
35 * function.c (delete_handlers): Use delete_related_insns.
36 (thread_prologue_and_epilogue_insns): Likewise.
37 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
38 * genpeep.c (gen_peephole): Use delete_related_insns.
39 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
41 (find_cond_trap): Likewise.
42 * integrate.c (save_for_inline): Use delete_related_insns.
43 (copy_insn_list): Likewise.
44 * jump.c (pruge_linie_number_notes): Likewise.
45 (duplicate_loop_exit_test): Likewise.
46 (delete_computation): Likewise.
47 (delete_related_insn): Rename from ...; use delete_insn
48 (delete_insn): ... this one.
49 (redirect_jump): Use delete_related_insns.
50 * loop.c (scan_loop): Likewise.
51 (move_movables): Likewise.
52 (find_and_verify_loops): Likewise.
53 (check_dbra_loop): Likewise.
54 * recog.c (peephole2_optimize): Likewise.
55 * reg-stack.c (delete_insn_for_stacker): Remove.
56 (move_for_stack_reg): Use delete_insn.
57 * regmove.c (combine_stack_adjustments_for_block): Likewise.
58 * reload1.c (delete_address_reloads): Use delete_related_insns.
59 (fixup_abnormal_edges): Use delete_insn.
60 * recog.c (emit_delay_sequence): Use delete_related_insns.
61 (delete_from-delay_slot): Likewise.
62 (delete_scheduled_jump): likewise.
63 (optimize_skip): Likewise.
64 (try_merge_delay_insns): Likewise.
65 (full_simple_delay_slots): Likewise.
66 (fill_slots_from_thread): Likewise.
67 (relax_delay_slots): Likewise.
68 (make_return_insns): Likewise.
69 (dbr_schedule): Likewise.
70 * rtl.h (delete_insn): Rename to delete_related_insns.
71 (delete_insn, delete_insn_chain): New prototypes.
72 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
73 by df_insn_delete already.
74 * ssa-dce.c (delete_insn_bb): Use delete_insn.
75 * ssa.c (convert_from_ssa): Use delete_related_insns.
76 * unroll.c (unroll_loop): Likewise.
77 (calculate_giv_inc): Likewise.
78 (copy_loop_body): Likewise.
80 * i386-protos.h (ix86_libcall_value, ix86_function_value,
81 ix86_function_arg_regno_p, ix86_function_arg_boundary,
82 ix86_return_in_memory, ix86_function_value): Declare.
83 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
84 new static valurables.
85 (x86_64_reg_class): New enum
86 (x86_64_reg_class_name): New array.
87 (classify_argument, examine_argument, construct_container,
88 merge_classes): New static functions.
89 (optimization_options): Enable flag_omit_frame_pointer and disable
90 flag_pcc_struct_return on 64bit.
91 (ix86_libcall_value, ix86_function_value,
92 ix86_function_arg_regno_p, ix86_function_arg_boundary,
93 ix86_return_in_memory, ix86_function_value): New global functions.
94 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
95 (function_arg_advance): Handle x86_64 passing conventions.
96 (function_arg): Likewise.
97 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
98 (RETURN_IN_MEMORY): Move offline.
99 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
100 (FUNCTION_VALUE_REGNO_P): New macro.
101 (FUNCTION_ARG_REGNO_P): Move offline.
102 (struct ix86_args): Add maybe_vaarg.
103 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
104 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
106 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
108 * s390.md: Changed attributes for scheduling.
109 * s390.c: (s390_adjust_cost, s390_adjust_priority)
112 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
114 Table-driven attributes.
115 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
116 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
117 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
118 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
119 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
120 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
121 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
122 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
123 * tree.h (struct tree_decl): Change machine_attributes to
125 * doc/c-tree.texi: Document that all attributes are now attached
127 * c-common.c (add_attribute, attrtab, attrtab_idx,
128 default_valid_lang_attribute, valid_lang_attribute): Remove.
129 (attribute_tables, attributes_initialized,
130 c_common_attribute_table, default_lang_attribute_table): New
132 (handle_packed_attribute, handle_nocommon_attribute,
133 handle_common_attribute, handle_noreturn_attribute,
134 handle_unused_attribute, handle_const_attribute,
135 handle_transparent_union_attribute, handle_constructor_attribute,
136 handle_destructor_attribute, handle_mode_attribute,
137 handle_section_attribute, handle_aligned_attribute,
138 handle_weak_attribute, handle_alias_attribute,
139 handle_no_instrument_function_attribute,
140 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
141 handle_no_limit_stack_attribute, handle_pure_attribute): New
143 (init_attributes, decl_attributes): Rewrite to implement
144 table-driven attributes.
145 * c-common.h (enum attribute_flags): Move to tree.h.
146 * c-format.c (decl_handle_format_attribute,
147 decl_handle_format_arg_attribute): Rename to
148 handle_format_attribute and handle_format_arg_attribute. Update
149 for table-driven attributes.
150 * c-common.h (decl_handle_format_attribute,
151 decl_handle_format_arg_attribute): Remove prototypes.
152 (handle_format_attribute, handle_format_arg_attribute): Add
154 * c-decl.c (grokdeclarator): Handle attributes nested inside
156 * c-parse.in (setattrs, maybe_setattrs): Remove.
157 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
158 Update to handle nested attributes properly.
159 (maybe_resetattrs, after_type_declarator,
160 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
161 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
163 (make_pointer_declarator): Update to handle nested attributes
165 * doc/extend.texi: Update documentation of limits of attributes
166 syntax. Warn about problems with attribute semantics in C++.
167 * target.h (struct target): Remove valid_decl_attribute and
168 valid_type_attribute. Add attribute_table and
169 function_attribute_inlinable_p.
170 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
171 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
172 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
174 (TARGET_INITIALIZER): Update.
175 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
177 (function_attribute_inlinable_p): New function. Check for the
178 presence of any machine attributes before using
179 targetm.function_attribute_inlinable_p.
180 (function_cannot_inline_p): Update.
181 * Makefile.in (integrate.o): Update dependencies.
182 * doc/tm.texi: Update documentation of target attributes and
183 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
184 * tree.c (default_valid_attribute_p, valid_machine_attribute):
186 (default_target_attribute_table,
187 default_function_attribute_inlinable_p): New.
188 (lookup_attribute): Update comment to clarify handling of multiple
189 attributes with the same name.
190 (merge_attributes, attribute_list_contained): Allow multiple
191 attributes with the same name but different arguments to appear in
192 the same attribute list.
193 * tree.h (default_valid_attribute_p): Remove prototype.
194 (struct attribute_spec): New.
195 (default_target_attribute_table): Declare.
196 (enum attribute_flags): Move from c-common.h. Add
197 ATTR_FLAG_TYPE_IN_PLACE.
198 (default_function_attribute_inlinable_p): Declare.
199 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
200 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
201 (TARGET_ATTRIBUTE_TABLE): Define.
202 (vms_attribute_table): New.
203 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
204 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
205 (TARGET_ATTRIBUTE_TABLE): Define.
206 (arc_attribute_table, arc_handle_interrupt_attribute): New.
207 * config/arm/arm.c (arm_valid_type_attribute_p,
208 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
210 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
212 (TARGET_ATTRIBUTE_TABLE): Define.
213 (arm_attribute_table, arm_handle_fndecl_attribute,
214 arm_handle_isr_attribute): New.
215 * config/avr/avr.c (avr_valid_type_attribute,
216 avr_valid_decl_attribute): Remove.
217 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
219 (TARGET_ATTRIBUTE_TABLE): Define.
220 (avr_attribute_table, avr_handle_progmem_attribute,
221 avr_handle_fndecl_attribute): New.
222 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
223 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
224 (TARGET_ATTRIBUTE_TABLE): Define.
225 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
226 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
227 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
228 (TARGET_ATTRIBUTE_TABLE): Define.
229 (h8300_attribute_table, h8300_handle_fndecl_attribute,
230 h8300_handle_eightbit_data_attribute,
231 h8300_handle_tiny_data_attribute): New.
232 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
233 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
235 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
237 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
238 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
240 (TARGET_ATTRIBUTE_TABLE): Define.
241 (ix86_attribute_table, ix86_handle_cdecl_attribute,
242 ix86_handle_regparm_attribute): New.
243 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
244 i386_pe_valid_type_attribute_p): Remove.
245 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
246 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
247 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
248 (TARGET_ATTRIBUTE_TABLE): Define.
249 (ia64_attribute_table): New.
250 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
251 interrupt_ident2, model_ident1, model_ident2): Remove.
252 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
253 (TARGET_ATTRIBUTE_TABLE): Define.
254 (init_idents): Update.
255 (m32r_attribute_table, m32r_handle_model_attribute): New.
256 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
258 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
259 (TARGET_ATTRIBUTE_TABLE): Define.
260 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
261 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
262 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
263 (TARGET_ATTRIBUTE_TABLE): Define.
264 (mcore_attribute_table, mcore_handle_naked_attribute): New.
265 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
266 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
267 (TARGET_ATTRIBUTE_TABLE): Define.
268 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
269 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
270 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
271 (TARGET_ATTRIBUTE_TABLE): Define.
272 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
273 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
274 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
275 (TARGET_ATTRIBUTE_TABLE): Define.
276 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
277 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
279 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
281 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
282 (TARGET_ATTRIBUTE_TABLE): Define.
283 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
285 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
286 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
287 (TARGET_ATTRIBUTE_TABLE): Define.
288 (v850_attribute_table, v850_handle_interrupt_attribute,
289 v850_handle_data_area_attribute): New.
290 * config/v850/v850-c.c (mark_current_function_as_interrupt):
291 Return void. Call decl_attributes instead of
292 valid_machine_attribute.
294 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
296 * sh-protos.h (sh_pr_n_sets): Declare.
297 * sh.c (calc_live_regs): If the initial value for PR has been copied,
298 look at the copy to determine if PR needs to be saved.
299 sh_pr_n_sets: New function.
300 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
301 (ALLOCATE_INITIAL_VALUE): Define.
303 * sh.c (initial_elimination_offset):
304 Fix RETURN_ADDRESS_POINTER_REGNUM case.
306 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
308 * integrate.c (allocate_initial_values): New function.
309 * integrate.h (allocate_initial_values): Declare.
310 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
312 * reload1.c (reload): And initialization of reg_equiv_memory_loc
314 * toplev.c (rest_of_compilation): To here.
315 Call allocate_initial_values.
316 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
318 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
320 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
322 2001-09-20 DJ Delorie <dj@redhat.com>
324 * c-typeck.c (really_start_incremental_init): Discriminate
325 between zero-length arrays and flexible arrays.
326 (push_init_level): Detect zero-length arrays and handle them
327 like fixed-sized arrays.
328 * expr.c (store_constructor): Handle zero-length arrays and
329 flexible arrays correctly.
330 * doc/extend.texi: Update zero-length array notes.
332 2001-09-20 Jim Wilson <wilson@redhat.com>
334 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
335 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
336 for issue port conflicts.
337 (cycle_end_fill_slots): TYPE_L instructions take two slots.
339 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
341 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
344 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
346 * fold-const.c (hashtab.h): Include.
347 (int_const_binop): Remove FORSIZE arg and compute from type; all
349 Call size_int_type_wide for all single-word constants.
350 (size_htab_hash, size_htab_eq): New functions.
351 (size_int_type_wide): Rework to use hash table.
352 * ggc-common.c (hashtab.h): Include.
353 (struct d_htab_root): New struct.
354 (d_htab_roots): New variable.
355 (ggc_add_deletable_htab, ggc_htab_delete): New functions
356 (ggc_mark_roots): Handle deletable htabs.
357 * ggc-page.c (ggc_marked_p): New function.
358 * ggc-simple.c (ggc_marked_p): Likewise.
359 * ggc.h: Reformatting throughout.
360 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
361 * tree.c (init_obstacks): Make type_hash_table a deletable root.
362 (type_hash_add): Allocate struct type_hash from GC memory.
363 (mark_hash_entry, mark_type_hash): Deleted.
364 (type_hash_marked_p, type_hash_mark): New functions.
365 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
367 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
369 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
372 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
374 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
375 array-too-large test for signed sizetype.
377 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
379 * i386.md (indirect_jump): Allow Pmode operand.
380 (tablejump): LIkewise; perform expansion to 64bit mode.
381 * i386.c (symbolic_operand): Allow 64bit PIC references.
382 (pic_symbolic_operand): Likewise.
383 (ix86_find_base_term): Strip the 64bit PIC references.
384 (legitimate_pic_address_disp_p): Handle 64bit PIC.
385 (legitimize_pic_address): Likewise.
386 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
387 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
389 2001-09-19 Alan Modra <amodra@bigpond.net.au>
390 David Edelsohn <edelsohn@gnu.org>
393 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
394 already sign-extended.
396 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
397 * config/rs6000/rs6000.c (logical_operand): Always compare op as
399 (rs6000_emit_set_long_const): Avoid unnecessary shift.
400 (output_profile_hook): Declare label_name const.
401 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
402 to match constraints.
404 2001-09-19 Stan Shebs <shebs@apple.com>
406 * alias.c: Fix typos in comments.
407 * sched-rgn.c (init_ready_list): Ditto.
408 * unwind-dw2.c (uw_frame_state_for): Ditto.
409 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
410 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
411 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
413 2001-09-19 Richard Henderson <rth@redhat.com>
415 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
417 * Makefile.in (cfg.o): Depend on TM_P_H.
419 2001-09-19 Richard Henderson <rth@redhat.com>
421 * config/alpha/alpha.c (local_symbol_p): Split out from ...
422 (local_symbolic_operand): ... here.
423 (small_symbolic_operand): Check mode.
424 (global_symbolic_operand): New.
425 (input_operand): Reject symbolics if explicit relocs.
426 (call_operand): Tidy.
427 (alpha_legitimize_address): Use movdi_er_high_g.
428 (alpha_expand_mov): Likewise.
429 * config/alpha/alpha-protos.h: Update.
430 * config/alpha/alpha.h (PREDICATE_CODES): Update.
431 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
432 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
433 (UNSPECV_LDGP2): Remove.
434 (all call patterns): Use 's' not 'i' for symbolic constraint.
435 (call_osf call_value_osf): Use call_operand.
436 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
437 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
438 (prologue_ldgp_1_er): Remove.
439 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
440 (builtin_setjmp_receiver_er patterns): Use them.
441 (exception_receiver_er): Likewise.
443 2001-09-19 Richard Henderson <rth@redhat.com>
445 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
447 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
448 and NON_LOCAL_GOTO notes.
449 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
450 copy over CALL_INSN_FUNCTION_USAGE.
452 2001-09-18 Catherine Moore <clm@redhat.com>
454 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
457 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
459 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
460 new-style tm_file specification. Specify correct tm_p_file,
461 md_file, and out_file for s390x.
463 * config/s390/linux.h, linux64.h: Don't include other target
464 macro header files. Now handled via tm_file.
466 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
467 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
468 are defined before use.
470 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
472 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
473 code generation only for Gnu assembler.
475 2001-09-18 Catherine Moore <clm@redhat.com>
477 * config/stormy16 (LIB_SPEC): Remove -lnosys.
479 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
481 * config/mips/mips.c (mips_frame_set): New.
482 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
483 a parallel frame-related expression with a set for each register.
485 2001-09-18 Philip Blundell <philb@gnu.org>
487 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
490 2001-09-17 Dale Johannesen <dalej@apple.com>
492 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
493 * config/rs6000/aix.h (FIXED_R2): Define.
494 * config/rs6000/darwin.h (FIXED_R2): Define.
495 * config/rs6000/sysv4.h (FIXED_R2): Define.
497 2001-09-17 Jeff Sturm <jsturm@one-point.com>
499 * except.c (dw2_build_landing_pads): New local
500 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
501 barrier after clobbers. Fixes c++/4012.
503 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
505 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
507 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
509 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
510 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
512 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
514 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
517 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
519 * cpphash.h (_cpp_lex_direct): New.
520 * cpplex.c (_cpp_lex_token): Update.
521 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
522 and increment that pointer.
523 * cppmacro.c (alloc_expansion_token): New.
524 (lex_expansion_token): Lex macro expansion directly into
527 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
529 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
531 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
533 * basic-block.h (free_bb_for_insn): Declare.
534 * bb-reorder.c (label_for_bb): Use block_label.
535 (emit_jump_to_block_after): Remove.
536 (insert_intra_1): Do not update block_for_insn.
537 (insert_inter_bb_scope_notes): Likewise; update bb->end
538 * cfg.c (free_bb_for_insn): New.
539 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
540 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
541 (commit_one_edge_insertion): Likewise.
542 (commit_one_edge_insertion): Do not update BB boundary.
543 (commit_edge_insertions): Do not call compute_bb_for_insn.
544 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
545 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
546 (merge_blocks_move_successor_nojumps): Likewise.
547 (try_crossjump_to_edge): Do not update block_for_insn.
548 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
549 * df.c (df_pattern_emit_later): Do not update BB boundary.
550 (df_jump_pattern_emit_after): Likewise.
551 (df_insn_move_before): Use emit_insn_before.
552 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
554 (add_insn_after, add_insn_before, emit_insns_after): Update BB
555 boundaries and basic_block_for_insn.
556 (reorder_insns_nobb): Rename from reorder_insns.
557 (reorder_insns): New.
558 (emit_block_insn_before, emit_block_insn_after): Kill.
559 * flow.c (check_function_return_warnings): Do not call
560 compute_bb_for_insn; Do not free basic_block_for_insn.
561 (attempt_auto_inc): Do not update basic_block_for_insn.
562 * function.c (emit_return_into_block): Likewise;
563 do not update BB boundaries.
564 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
565 (insert_insn_end_bb): Use emit_insn_before; Likewise.
566 (pre_insert_copy_insn): Likewise.
567 (update_ld_motion_notes): Likewise.
568 (insert_insn_start_bb): Likewise.
569 (replace_store_insn): Likewise.
570 * ifcvt.c (noce_process_if_block): Likewise.
571 (if_convert): Do not call compute_bb_for_insn.
572 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
573 Use emit_insn_before and emit_insn_after.
574 * recog.c (split_all_insns): Do not update BB boundaries;
575 Do not call compute_bb_for_insn.
576 (peephole2_optimize): Do not update BB boundaries.
577 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
579 (emit_swap_insn): Likewise.
580 (convert_regs_1): Likewise.
581 * reload1.c (reload): Call compute_bb_for_insn.
582 * rtl.h (reorder_insns_nobb): Declare.
583 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
584 * toplev.c (rest_of_compilation): Call free_bb_for_insn
585 at places CFG is invalidated; do not call compute_bb_for_insn.
587 * cfg.c (expunge_block): Invalidate BB structure.
589 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
592 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
594 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
596 * cpphash.h (_cpp_lex_token): Update prototype.
597 * cpplex.c (_cpp_lex_token): New prototype.
598 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
599 lex_macro_node, read_flag, do_pragma_poison): Update.
600 * cppmacro.c (cpp_get_token, parse_params,
601 lex_expansion_token): Update.
603 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
605 * cppmain.c (scan_translation_unit): Don't worry about
606 putting a space after hashes.
607 * cpplib.c (directive_diagnostics): New.
608 (_cpp_handle_directive): Update to use directive_diagnostics.
609 (run_directive): Don't toggle prevent_expansion.
610 (do_line): Backup in case of the line extension.
611 * cpplib.h (cpp_lexer_pos): Remove.
612 * cppmacro.c (_cpp_create_definition): Precede a leading #
615 2001-09-15 Richard Henderson <rth@redhat.com>
617 * c-typeck.c (comptypes): Handle zero-length arrays properly.
619 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
621 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
623 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
626 * tradcpp.c (handle_directive): Skip non-vertical space.
628 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
630 * cppmain.c (setup_callbacks): Set line callback only
631 if outputting preprocessed source.
633 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
635 * collect2.c (main): Const-ification.
636 * gcc.c (translate_options, process_command): Use xstrdup in
637 lieu of xmalloc/strcpy.
638 (main): Use concat in lieu of xmalloc/strcpy/strcat.
640 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
642 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
645 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
647 * scan-decls.c (scan_decls): Fix typo.
649 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
651 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
652 Split mlstring_pos into mls_line and mls_col.
653 * cppinit.c (cpp_create_reader): Initialize line to 1.
654 (cpp_destroy): Free tokenruns.
655 (push_include): Don't update lexer_pos.
656 * cpplex.c (unterminated, parse_string): Update.
657 (lex_token): Don't update lexer_pos, update.
658 * cpplib.c (if_stack): Save line instead of line + col.
659 (start_directive, _cpp_do__Pragma, do_else, do_elif,
660 push_conditional, _cpp_pop_buffer): Update.
661 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
662 (_cpp_create_definition): Update.
664 2001-09-15 Eric Christopher <echristo@redhat.com>
666 * config/mips/abi64.h: Add support for MEABI.
668 2001-09-15 Eric Christopher <echristo@redhat.com>
670 * config/mips/mips.md: Add unspec #2.
672 (reload_outdi): Ditto.
673 (reload_outsi): Ditto.
676 2001-09-15 Eric Christopher <echristo@redhat.com>
677 Jason Eckhardt <jle@redhat.com>
679 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
680 * config/mips/isa32-linux.h: New file.
681 * config/mips/isa3264.h: Ditto.
682 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
683 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
684 (output_block_mode): Support MEABI.
685 (function_arg): Ditto. Fix floating point arg passing.
686 (mips_va_start): Ditto.
687 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
689 (mips_asm_file_start): Add new section to pass abi to gdb.
690 (function_arg_pass_by_reference): Support MEABI.
691 (mips_parse_cpu): Support mips32 and mips64 processors.
692 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
693 TARGET_MIPS5KC. Support isa32 and isa64.
694 (processor_type): Add r4kc, r5kc, r20kc.
695 (GENERATE_MULT3_SI): New.
696 (GENERATE_MULT3_DI): Ditto.
697 (GENERATE_MULT3): Remove.
698 (ISA_HAS_64BIT_REGS): Add isa == 64.
699 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
700 (ISA_HAS_MADD_MSUB): New.
701 (ISA_HAS_CLZ_CLO): Ditto.
702 (ISA_HAS_DCLZ_DCLO): Ditto.
703 (ABI_GAS_ASM_SPEC): New.
704 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
707 (SUBTARGET_CC1_SPEC): Ditto.
708 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
709 (PAD_VARARGS_DOWN): Support MEABI.
710 (HARD_REGNO_NREGS): Move to mips.c.
711 (ASM_OUTPUT_IDENT): Add #undef.
712 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
713 (mulsi3): Use GENERATE_MULT3_SI.
714 (mulsi3_mult3): Ditto. Support mips32, mips64.
715 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
716 (mul_sub_si): New pattern.
717 (unnamed splitters): New.
718 (muldi3): Use GENERATE_MULT3_DI.
719 (muldi3_internal2): Ditto.
720 (movdicc): Support mips32.
721 * config/mips/t-isa3264: New file.
723 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
725 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
726 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
727 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
729 * reorg.c (fill_slots_from_thread): After call to
730 steal_delay_list_from_target, update own_thread as new_thread may
733 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
735 * cpperror.c (print_location): Take line and column, for
736 default positioning use the previously lexed token.
737 (_cpp_begin_message): Take line and column.
738 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
739 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
740 * cpphash.h (_cpp_begin_message): Update prototype.
741 * cppinit.c (push_include): Don't set output line.
742 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
743 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
744 (do_pragma): Kludge for front ends. Don't expand macros at all.
745 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
746 (struct cpp_token): Remove output_line.
747 (struct cpp_callbacks): New member line_change.
748 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
749 cpp_get_token): Preserve BOL flag.
750 (cpp_get_line): Remove.
751 (_cpp_backup_tokens): Remove useless abort().
752 * cppmain.c (cb_line_change): New.
753 (scan_translation_unit): Don't worry about starting new lines here.
754 * scan-decls.c (scan_decls): Update.
755 * c-lex.c (c_lex, init_c_lex): Update.
756 (cb_line_change, src_lineno): New.
758 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
760 * tree.c (append_random_chars): Generate the random
761 characters in a reproducable fashion.
763 2001-09-14 Richard Henderson <rth@redhat.com>
765 * config/i386/i386.c (internal_label_prefix): New.
766 (internal_label_prefix_len): New.
767 (override_options): Set them.
768 (local_symbolic_operand): New.
769 (legitimate_pic_address_disp_p): Use it.
770 (legitimize_pic_address): Likewise.
772 2001-09-14 Marc Espie <espie@openbsd.org>
774 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
777 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
779 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
780 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
782 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
784 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
785 invocation of SUBREG_REGNO_OFFSET.
787 * haifa-sched.c: Fix typo in FSF copyright statement.
788 * sched-deps.c: Fix typo in FSF copyright statement.
789 * sched-ebb.c: Fix typo in FSF copyright statement.
790 * sched-rgn.c: Fix typo in FSF copyright statement.
791 * sched-vis.c: Fix typo in FSF copyright statement.
793 * config.gcc: Move inclusion of arm elf specific header files
794 from the files themselves into the tm_file variable. Make
795 sure that elfos.h is included before target specific elf
797 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
799 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
800 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
801 ASM_OUTPUT_CASE_LABEL): Protect definition.
802 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
804 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
805 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
806 Remove duplicate definition.
807 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
808 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
809 (RDATA_SECTION_FUNCTION): Remove redundant definition.
810 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
811 Remove inclusion of arm/elf.h.
812 * config/arm/unknown-elf.h: as for conix-elf.h.
813 (STARTFILE_SPEC): Include crti.o and crtn.o.
814 * config/arm/linux-elf.h: as for conix-elf.h.
815 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
816 * config/arm/strongarm-elf.h: Remove inclusion of
818 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
819 * config/arm/unknown-elf-oabi.h: Remove inclusion of
820 unknown-elf.h and elf.h.
821 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
822 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
823 ASM_WEAKEN_LABEL): Remove redundant definition.
824 * config/arm/elf.h: Test for inclusion of elfos.h
825 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
826 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
827 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
828 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
829 redundant definition.
830 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
831 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
832 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
833 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
834 Add rules to build crti.o and crtn.o
835 * crti.asm: New file.
836 * crtn.asm: New file.
838 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
840 * c-parse.in (_yylex): Use _cpp_backup_tokens.
841 * cpphash.h (struct tokenrun): Add prev.
842 (struct lexer_state): Remove bol.
843 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
844 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
846 * cppinit.c (cpp_create_reader): Don't set bol.
847 (cpp_destroy): Don't free lookaheads.
848 * cpplex.c (lex_directive): Remove.
849 (next_tokenrun): Update.
850 (_cpp_lex_token): Clean up logic.
851 (lex_token): Update to return a pointer to lexed token, since it
852 can move to the start of the buffer. Simpify newline handling.
853 * cpplib.c (SEEN_EOL): Update.
854 (skip_rest_of_line): Remove lookahead stuff.
855 (end_directive): Line numbers are already incremented. Revert
856 to start of lexed token buffer if we can.
857 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
858 parse_answer): Use _cpp_backup_tokens.
859 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
860 instead. Don't check for EOL.
861 (do_include_common, do_line, do_pragma_system_header): Use
863 * cpplib.h (BOL, _cpp_backup_tokens): New.
864 * cppmacro.c (save_lookahead_token, take_lookahead_token,
865 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
866 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
867 (builtin_macro): Don't use cpp_get_line.
868 (cpp_get_line): Short term kludge.
869 (parse_arg): Handle directives in arguments here. Back up when
870 appropriate. Store EOF at end of argument list.
871 (funlike_invocation_p): Use _cpp_backup_tokens.
872 (push_arg_context): Account for EOF at end of list.
873 (cpp_get_token): Remove lookahead stuff. Update.
875 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
877 * c-parse.in (yyerror): Const-ification and/or static-ization.
878 * c-typeck.c (push_member_name): Likewise.
879 * collect2.c (main): Likewise.
880 * dbxout.c (dbxout_parms): Likewise.
881 * diagnostic.c (format_with_decl): Likewise.
882 * dwarf2out.c (output_ranges): Likewise.
883 * dwarfout.c (fundamental_type_code): Likewise.
884 * except.c (dw2_output_call_site_table): Likewise.
885 * gcc.c (do_spec_1): Likewise.
886 * genopinit.c (optabs): Likewise.
887 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
888 gen_declaration_1, handle_impent): Likewise.
889 * protoize.c (default_include, in_system_include_dir, abspath):
891 * sched-vis.c (visualize_stall_cycles): Likewise.
892 * sdbout.c (plain_type_1, sdbout_end_function,
893 sdbout_end_epilogue): Likewise.
894 * varasm.c (decode_reg_name): Likewise.
896 * 1750a.c (mod_regno_adjust): Likewise.
897 * alpha.c (alpha_write_one_linkage,
898 unicosmk_output_default_externs): Likewise.
899 * arm.c (arm_condition_codes): Likewise.
900 * arm.h (arm_condition_codes): Likewise.
901 * avr.c (output_movsisf, encode_section_info): Likewise.
902 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
904 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
905 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
906 * m88k.c (output_function_profiler): Likewise.
907 * mips.c (mips_output_conditional_branch): Likewise.
908 * ns32k.c (ns32k_out_reg_names): Likewise.
909 * ns32k.h (ns32k_out_reg_names): Likewise.
910 * pj.c (pj_output_rval): Likewise.
911 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
912 * sparc.c (sparc_flat_function_prologue,
913 sparc_flat_function_epilogue): Likewise.
915 2001-09-13 Markus Werle <numerical.simulation@web.de>
916 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
918 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
919 Aachen University of Technology".
921 2001-09-13 Andreas Schwab <schwab@suse.de>
923 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
926 2001-09-13 Richard Henderson <rth@redhat.com>
928 * config/alpha/alpha.c (small_symbolic_operand): New.
929 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
930 (some_operand, input_operand): Don't handle HIGH.
931 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
932 (alpha_expand_mov): Likewise.
933 (print_operand) [H]: Just print HIGH symbol.
934 (print_operand_address): Handle small data.
935 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
936 (TARGET_SWITCHES): Add -msmall-data/large-data.
937 (PIC_OFFSET_TABLE_REGNUM): New.
938 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
939 (PREDICATE_COES): Update.
940 * config/alpha/alpha.md (adddi_er_high): New.
941 (adddi_er_low): Handle small data.
942 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
943 prefer .sdata to .rodata.
944 (SELECT_RTX_SECTION): Likewise.
946 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
948 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
949 defining __size_t and leaving size_t undefined.
951 2001-09-12 Diego Novillo <dnovillo@redhat.com>
953 * basic-block.h (expunge_block): Declare.
954 * cfg.c (expunge_block): Remove static declaration.
956 2001-09-12 Richard Henderson <rth@redhat.com>
958 * integrate.c (copy_insn_list): Copy label name from
959 NOTE_INSN_DELETED_LABEL.
961 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
963 * c-common.c (c_tree_code_name): Const-ification.
964 * c-decl.c (c_decode_option): Likewise.
965 * c-typeck.c (warn_for_assignment): Likewise.
966 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
968 * cppinit.c (output_deps): Likewise.
969 * dependence.c (dependence_string, direction_string): Likewise.
970 * dwarf2out.c (output_ranges): Likewise.
971 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
972 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
973 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
974 standard_startfile_prefix, standard_startfile_prefix_1,
975 standard_startfile_prefix_2, tooldir_base_prefix,
976 standard_bindir_prefix, find_a_file): Likewise.
977 * genattrtab.c (make_length_attrs): Likewise.
978 * gencheck.c (tree_codes): Likewise.
979 * genemit.c (gen_split): Likewise.
980 * genrecog.c (special_mode_pred_table): Likewise.
981 * graph.c (graph_ext): Likewise.
982 * protoize (default_include): Likewise.
983 * reload.c (reload_when_needed_name): Likewise.
984 * sched-vis.c (visualize_stall_cycles): Likewise.
985 * tlink.c (recompile_files): Likewise.
986 * toplev.c (decode_g_option): Likewise.
987 * tradcpp.c (output_deps): Likewise.
988 * varasm.c (decode_reg_name): Likewise.
990 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
993 * avr.c (avr_regnames, encode_section_info): Likewise.
994 * c4x.c (float_reg_names): Likewise.
995 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
996 * elfos.h (const_section): Likewise.
997 * i386.c (ix86_comp_type_attributes): Likewise.
998 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
999 * ia64/aix.h (UNIQUE_SECTION): Likewise.
1000 * ia64.c (type_names): Likewise.
1001 * m68hc11.c (reg_class_names): Likewise.
1002 * m88k.c (m_options): Likewise.
1003 * mips.c (mips_output_conditional_branch, mips_unique_section):
1005 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1006 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
1007 ultra_code_names): Likewise.
1008 * sparc.h (OVERRIDE_OPTIONS): Likewise.
1010 2001-09-12 Jakub Jelinek <jakub@redhat.com>
1012 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
1013 Use --fatal-warnings option for gas.
1014 * configure: Rebuilt.
1016 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1018 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
1020 2001-09-11 Jim Wilson <wilson@redhat.com>
1022 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
1024 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1026 * builtins.c (c_strlen): Treat an offset too large for a
1027 HOST_WIDE_INT as out of range.
1029 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
1031 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
1032 (EDGE_CRITICAL_P): New predicate.
1033 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
1035 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
1036 (dump_edge_info): Remove "crit".
1037 * cfganal.c (mark_critical_edges): Kill.
1038 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
1039 * cfgcleanup.c (cleanup_cfg): Likewise.
1040 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
1041 (find_spanning_tree): Likewise.
1042 * reg-stack.c (convert_regs_1): Likewise.
1043 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
1045 * basic-block.h (create_basic_block_structure): New.
1046 (create_basic_block): Update prototype.
1047 (force_nonfallthru): New.
1048 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
1049 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
1050 handle updating of block_for_insn, creating of empty BBs and BBs at
1051 the end of INSN chain.
1052 (create_basic_block): New function.
1053 (split_block): Use create_basic_block.
1054 (force_nonfallthru_and_redirect): Break out from ...; cleanup
1055 (redirect_edge_and_branch_force): ... here.
1056 (force_nonfallthru): New.
1057 (split_edge): Rewrite to use force_nonfallthru and create_block.
1058 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
1059 (find_basic_blocks): Free basic_block_for_insn.
1060 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
1062 * cfg.c: Fix formating.
1063 * cfgcleanup.c: Fix formating.
1064 (merge_blocks, tail_recursion_label_p): Return bool.
1065 (merge_blocks_move_predecessor_nojumps,
1066 merge_blocks_move_successor_nojumps): Return void.
1068 2001-09-11 Jakub Jelinek <jakub@redhat.com>
1070 * configure.in: Check whether assembler supports section merging.
1071 * config.in: Rebuilt.
1072 * configure: Rebuilt.
1073 * varasm.c (variable_section, output_constant_pool): Pass alignment
1074 to SELECT_SECTION and SELECT_RTX_SECTION.
1075 (mergeable_string_section): New.
1076 (mergeable_constant_section): New.
1077 (default_elf_asm_named_section): Output SECTION_MERGE and
1078 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
1079 * output.h (mergeable_string_section): New.
1080 (mergeable_constant_section): New.
1081 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
1082 * toplev.c (flag_merge_constants): New.
1083 (f_options): Add -fmerge-constants and -fmerge-all-constants
1085 (toplev_main): Default to -fno-merge-constants if not optimizing.
1086 * flags.h (flag_merge_constants): Add extern.
1087 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
1088 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
1090 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
1091 Define if assembler has working .subsection -1 support.
1092 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
1093 Put constant into special SHF_MERGE sections if the linker should
1094 attempt to merge duplicates.
1095 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
1097 Put constant into special SHF_MERGE sections if the linker should
1098 attempt to merge duplicates.
1099 * config/alpha/elf.h: Likewise.
1100 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
1101 has working .subsection -1 support.
1102 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
1104 * config/svr3.h: Likewise.
1105 * config/darwin.h: Likewise.
1106 * config/arm/aof.h: Likewise.
1107 * config/arm/linux-elf.h: Likewise.
1108 * config/avr/avr.h: Likewise.
1109 * config/c4x/c4x.h: Likewise.
1110 * config/d30v/d30v.h: Likewise.
1111 * config/i386/dgux.h: Likewise.
1112 * config/i386/osfrose.h: Likewise.
1113 * config/i386/sco5.h: Likewise.
1114 * config/i386/svr3gas.h: Likewise.
1115 * config/ia64/aix.h: Likewise.
1116 * config/m32r/m32r.h: Likewise.
1117 * config/m68k/m68k.h: Likewise.
1118 * config/m88k/dgux.h: Likewise.
1119 * config/m88k/m88k.h: Likewise.
1120 * config/mcore/mcore-pe.h: Likewise.
1121 * config/mips/mips.h: Likewise.
1122 * config/pa/pa.h: Likewise.
1123 * config/pa/pa-linux.h: Likewise.
1124 * config/romp/romp.h: Likewise.
1125 * config/rs6000/sysv4.h: Likewise.
1126 * config/rs6000/xcoff.h: Likewise.
1127 * config/s390/linux.h: Likewise.
1128 * config/sparc/sparc.h: Likewise.
1129 * config/sparc/sysv4.h: Likewise.
1130 * config/stormy16/stormy16.h: Likewise.
1131 * config/v850/v850.h: Likewise.
1132 * config/vax/vms.h: Likewise.
1133 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
1134 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
1135 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
1136 default_elf_asm_named_section for SHF_MERGE sections.
1138 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1140 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
1143 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
1145 * c-common.c (split_specs_attrs): Allow for empty attributes with
1146 empty TREE_PURPOSE. Fixes PR c/4294.
1148 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
1150 * basic-block.h (cached_make_edge, make_single_succ): New.
1151 (make_edge): Remove first parameter.
1152 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
1153 * cfg.c (cached_make_edge): Rename from make_edge; return newly
1154 created edge; use obstack allocation.
1155 (make_edge, make_single_succ_edge): New.
1156 (first_removed_edge): New static variable.
1157 (init_flow): Initialize first_removed_edge and n_edges.
1158 (clear_edges): Use remove_edge.
1159 (flow_delete_block): Likewise.
1160 (remove_edge): Add removed edges to the removed edges list.
1161 (split_block, redirect_edge_and_branch_force, split_edge):
1163 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
1164 (add_noreturn_fake_exit_edges): Likewise.
1165 (connect_infinite_loops_to_exit): Liekwise.
1166 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
1167 Use cached_make_edge.
1168 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
1169 * profile.c (branch_prob): Update make_edge call.
1170 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1172 2001-09-11 Richard Henderson <rth@redhat.com>
1174 * config/alpha/alpha.c: Tidy formatting.
1175 (local_symbolic_operand): Verify mode.
1176 (alpha_sa_mask): Ignore unicos for eh_return.
1177 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
1178 * config/alpha/alpha.md (umk divsi patterns): Remove.
1179 (extendsfdf2): Remove unicos check.
1180 (tablejump): Merge vms and unicos code; always use direct set
1183 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1185 * config.gcc (alpha*-*-unicosmk*): New target.
1187 * config/alpha/alpha-protos.h (symbolic_operand,
1188 unicosmk_add_call_info_word, unicosmk_add_extern,
1189 unicosmk_defer_case_vector, unicosmk_unique_section,
1190 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
1191 unicosmk_asm_file_start, unicosmk_asm_file_end,
1192 unicosmk_output_common): Declare.
1194 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
1195 direct_return, function_arg, alpha_va_start, alpha_va_arg,
1196 alpha_does_function_need_gp, alpha_end_function): Support Cray
1198 (alpha_init_machine_status, alpha_mark_machine_status,
1199 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
1200 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
1201 unicosmk_asm_named_section, unicosmk_insert_attributes,
1202 unicosmk_section_type_flags, symbolic_operand,
1203 unicosmk_output_module_name, unicosmk_output_default_externs,
1204 unicosmk_output_dex, unicosmk_output_externs,
1205 unicosmk_output_addr_vec, unicosmk_ssib_name,
1206 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
1207 unicosmk_asm_file_end, unicosmk_output_common,
1208 unicosmk_section_type_flags, unicosmk_unique_section,
1209 unicosmk_add_call_info_word, unicosmk_text_section,
1210 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
1211 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
1212 unicosmk_dex_count, unicosmk_special_name): New.
1213 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
1214 TARGET_ABI_UNICOSMK.
1215 (get_aligned_mem, alpha_expand_unaligned_load,
1216 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
1217 alpha_expand_unaligned_store_words): Support big-endian mode.
1218 (print_operand): Likewise. New format specifier 't'. Use
1219 TARGET_AS_SLASH_BEFORE_SUFFIX.
1220 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
1221 (alpha_pv_save_size): Update with above change.
1222 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
1223 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
1226 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
1227 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
1228 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
1229 (EXTRA_CONSTRAINT): New constraint 'U'.
1230 (PREDICATE_CODES): Add symbolic_operand.
1232 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
1233 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
1234 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
1235 (integer division and modulus patterns): Split in default and
1237 (*divmodsi_internal, *divmoddi_internal): Disable for
1238 TARGET_ABI_UNICOSMK.
1239 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
1240 little-endian and big-endian versions.
1241 (ext, ins, msk): Likewise.
1242 (extv, extzv, insv): Support big-endian mode.
1243 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
1244 (call_umk, call_value_umk, *call_umk, tablejump_umk,
1245 *tablejump_umk_internal, *call_value_umk): New.
1246 (*movdi_nofix): Add pattern for loading an address into a register on
1247 TARGET_ABI_UNICOSMK.
1248 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
1249 (umk_mismatch_args, arg_home_umk): New.
1250 (various insns): Don't use mov, fmov, nop, fnop and unop.
1251 (realign): Support TARGET_ABI_UNICOSMK.
1253 * config/alpha/unicosmk.h: New file.
1254 * config/alpha/t-unicosmk: New file.
1256 * fixinc/inclhack.def (unicosmk_restrict): New.
1257 * fixinc/fixincl.x: Regenerate.
1259 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
1260 (wchar_t): Check for and define __WCHAR_T__.
1262 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
1264 * combine.c (simplify_shift_const): Treat shifts by the mode
1267 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
1269 * cpphash.h (struct tokenrun): New.
1270 (struct cpp_context): New member bol.
1271 (struct cpp_reader): New members.
1272 (_cpp_init_tokenrun): New.
1273 * cppinit.c (cpp_create_reader): Set up the token runs.
1274 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
1275 (lex_token): New internalised version of _cpp_lex_token. Don't
1276 handle directives or the multiple include opimisation here any
1277 more. Simply lex a token.
1278 * cpplib.c (run_directive): Clear bol.
1279 (_cpp_pop_buffer): Set bol.
1280 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
1283 2001-09-11 Michael Meissner <meissner@redhat.com>
1285 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
1286 give an error if the user uses -mfp32.
1287 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
1289 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
1290 floating point register size.
1291 (EXTRA_SPECS): Add CPP_FPR_SPEC.
1293 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
1294 HOST_WIDE_INT_PRINT_DEC to properly print the result of
1296 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
1297 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
1299 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
1301 * dbxout.c (dbxout_parms): Fix typo in comment.
1302 * unroll.c (loop_find_equiv_value): Ditto.
1303 * toplev.c (rest_of_compilation): Ditto.
1304 * loop.c (scan_loop): Ditto.
1305 * dwarf2out.c (struct dw_fde_struct): Ditto.
1307 2001-09-10 Zack Weinberg <zackw@panix.com>
1309 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
1310 copying identifier when we're just going to throw it away.
1311 (parse_identifier_slow): New routine to handle abnormal cases.
1312 (_cpp_lex_token): Update call site.
1314 * hashtable.c (ht_lookup): Don't assume that the string we've
1315 been given is NUL-terminated.
1316 * system.h: #define __builtin_expect(a, b) to (a) if not
1319 2001-09-10 Michael Meissner <meissner@redhat.com>
1321 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
1324 2001-09-10 David Edelsohn <edelsohn@gnu.org>
1326 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
1328 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1330 * builtins.c (c_getstr): Correct thinko in last change and further
1333 2001-09-10 Tim Freeman <tim@fungibole.com>
1335 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
1336 into varray's and register them as roots with the garbage
1337 collector so they are not collected too soon.
1339 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
1341 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
1343 * basic-block.h (flow_obstack, label_value_list,
1344 tail_recursion_label_list): Declare
1345 (tidy_fallthru_edges): Declare.
1346 (expunge_block, last_loop_beg_note): Delete.
1347 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
1349 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
1350 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
1351 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
1352 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
1353 expunge_block, flow_delete_block, compute_bb_for_insn,
1354 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
1355 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
1356 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
1357 try_redirect_by_replacing_jump, last_loop_beg_note,
1358 redirect_edge_and_branch, redirect_edge_and_branch_force,
1359 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
1360 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
1361 commit_edge_insertions, dump_flow_info, debug_flow_info,
1362 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
1363 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
1364 Move here from flow.c
1365 * cfganal.c: New file.
1366 (forwarder_block_p, can_fallthru, mark_critical_edges,
1367 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
1368 find_unreachable_blocks, create_edge_list, free_edge_list,
1369 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
1370 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
1371 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
1372 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
1373 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
1374 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
1375 Move here from flow.c
1376 * cfgbuild.c: New file
1377 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
1378 make_edges, find_basic_blocks_1, find_basic_blocks,
1379 find_sub_basic_blocks): Move here from flow.c
1380 * cfgcleanup.c: New file.
1381 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
1382 merge_blocks_move_predecessor_nojumps,
1383 merge_blocks_move_successor_nojumps, merge_blocks,
1384 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1385 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
1386 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
1388 * cfgloop.c: New file
1389 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
1390 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
1391 flow_loop_exit_edges_find, flow_loop_nodes_find,
1392 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1393 flow_loop_tree_node_add, flow_loops_tree_build,
1394 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
1395 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
1396 Move here from flow.c
1397 * flow.c: Remove everything moved elsewhere
1398 * output.h (cleanup_cfg): Return bool.
1400 * bb-reorder.c (reorder_block_def): Remove 'index'.
1401 (insert_intra_1): Add argument BB, set block for new note.
1402 (make_reorder_chain): Do not depdent on BB indexes.
1403 (make_reorder_chain_1): Do not use BB indexes.
1404 (label_for_bb): Likewise; set BB for new insn.
1405 (emit_jump_to_block_after): Likewise.
1406 (fixup_reoder_chain): Sanity check that all basic blocks
1407 are chained; verify newly created insn chain; remove
1408 undocnitional jump simplifying; Do not use BB indexes;
1409 properly initialize count and frequency information;
1410 dump reordered sequence.
1411 (insert_intra_bb_scope_notes): update call of insert_intra_1.
1412 (insert_inter_bb_scope_notes): Set block for new insn.
1413 (reorder_basic_blocks): Dump flow info before reoredering.
1415 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1417 * alias.c (clear_reg_alias_info): Use K&R format definition.
1418 Avoid unsigned warning.
1419 * builtins.c: Use "unsigned int", not "unsigned".
1420 (target_char_cast): Use host_integerp and tree_low_cst.
1421 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
1422 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
1423 (c_getstr): Likewise.
1424 (std_expand_builtin_va_arg): Use int_size_in_bytes.
1425 (builtin_memcpy_read_str): Avoid unsigned warning.
1426 (expand_builtin_memcpy): Alignments are unsigned.
1427 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
1428 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
1429 * predict.c (expensive_function_p): LIMIT now unsigned.
1430 * resource.c (mark_target_live_regs): Make some vars unsigned.
1431 * sdbout.c: Use "unsigned int", not "unsigned".
1432 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
1433 (sdbout_source_line): Likewise.
1434 (sdbout_record_type_name): Remove "const" for NAME declaration.
1435 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
1437 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
1439 * calls.c (store_one_arg): Expand comment.
1441 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1443 * calls.c (store_one_arg): Make sure that the entire argument is
1444 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
1446 2001-09-09 Richard Henderson <rth@redhat.com>
1448 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
1450 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1452 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
1454 2001-09-09 Richard Henderson <rth@redhat.com>
1456 * config/alpha/alpha.c (alpha_next_sequence_number): New.
1457 (alpha_this_literal_sequence_number): New.
1458 (alpha_this_gpdisp_sequence_number): New.
1459 (some_operand, input_operand): Add HIGH.
1460 (local_symbolic_operand): New.
1461 (alpha_encode_section_info): New.
1462 (alpha_legitimate_address_p): Allow LO_SUM.
1463 (alpha_legitimize_address): Generate HIGH+LO_SUM.
1464 (alpha_expand_mov): Likewise.
1465 (secondary_reload_class): Check memory_operand not general_operand
1467 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
1468 (alpha_expand_unaligned_store): Likewise.
1469 (alpha_expand_unaligned_load_words): Likewise.
1470 (alpha_expand_unaligned_store_words): Likewise.
1471 (alpha_expand_block_clear): Likewise.
1472 (print_operand): Handle %#, %*, %H.
1473 (print_operand_address): Handle LO_SUM.
1475 (alpha_does_function_need_gp): Use it.
1476 (alpha_expand_block_move): Fix signed compare warnings.
1477 (alpha_sa_mask, alpha_align_insns): Likewise.
1478 * config/alpha/alpha-protos.h: Update.
1479 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
1480 (MASK_EXPLICIT_RELOCS): New.
1481 (TARGET_SWITCHES): Add -mexplicit-relocs.
1482 (EXTRA_CONSTRAINT): Add 'T'.
1483 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
1484 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
1485 (ENCODE_SECTION_INFO): Out line.
1486 (REDO_SECTION_INFO_P): New.
1487 (STRIP_NAME_ENCODING): New.
1488 (ASM_OUTPUT_LABELREF): New.
1489 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
1490 (PREDICATE_CODES): Update.
1491 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
1492 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
1493 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
1494 builtin_setjmp_receiver_er, exception_receiver_1_er,
1495 call_value_osf_1_er): New patterns.
1496 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
1497 (movqi, movhi, movsi): Add explicit $31 base register to lda.
1498 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
1499 (FINAL_PRESCAN_INSN): New.
1501 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
1503 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
1505 2001-09-08 Andreas Jaeger <aj@suse.de>
1507 * i386.h (TARGET_SWITCHES): Fix description.
1509 2001-09-07 David Edelsohn <edelsohn@gnu.org>
1511 * rs6000.c (num_insns_constant): Compute number of instructions
1514 * doc/install.texi: Explain AIX exception handling work-around.
1515 Update URL for AIX fixes.
1517 2001-09-07 Jim Wilson <wilson@redhat.com>
1519 * alias.c (clear_reg_alias_info): New.
1520 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
1521 * rtl.h (clear_reg_alias_info): Declare.
1523 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1525 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
1527 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
1528 (m16m,edivm,emulm): Change declaration to match definition.
1530 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1532 * reload.c (push_reload): Check for subreg_lowpart_p instead of
1533 SUBREG_BYTE being 0 when determining if the inner part of a subreg
1536 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1538 * c-common.c (signed_or_unsigned_type): Handle machine mode types
1539 which have no corresponding C type.
1540 * fold_const.c (target_isinf,target_isnan,target_negative): Update
1541 the representation of 64-bit doubles to work with 64-bit ints.
1543 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
1545 * config/mips/mips.c (override_options): Do not override ISA when ABI
1546 specified if MIPS_CPU_STRING_DEFAULT was specified.
1548 2001-09-07 Richard Henderson <rth@redhat.com>
1550 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
1551 (express_from_1): Wrap lines.
1552 * rtlanal.c (commutative_operand_precedence): Rename from
1553 operand_preference; export.
1554 * rtl.h: Declare it.
1555 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
1556 (simplify_binary_operation): Invoke simplify_plus_minus on
1557 (CONST (PLUS ...)) as well.
1558 (struct simplify_plus_minus_op_data): New.
1559 (simplify_plus_minus_op_data_cmp): New.
1560 (simplify_plus_minus): Use them. Avoid infinite recursion with
1561 simplify_binary_operation wrt CONST.
1563 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
1565 * h8300-protos.h (general_operand_dst_push): Remove.
1566 * h8300.c (general_operand_dst_push): Likewise.
1567 * h8300.h (OK_FOR_T): Likewise.
1568 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
1569 * h8300.md (pushqi_h8300): New.
1570 (pushqi_h8300hs): Likewise.
1572 (pushhi_h8300): Likewise.
1573 (pushhi_h8300hs): Likewise.
1576 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1578 * genattrtab.c (attr_printf): First arg is unsigned.
1579 Clean up formatting of callers.
1581 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
1583 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
1586 2001-09-07 Andreas Jaeger <aj@suse.de>
1588 * i386.h (TARGET_SWITCHES): Fix descriptions.
1590 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1592 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
1594 2001-09-06 Ira Ruben <ira@apple.com>
1596 Remove OP_IDENTIFIER.
1597 * tree.def (OP_IDENTIFIER): Remove.
1598 * tree.c (tree_node_kind enum): Remove op_id_kind.
1599 (tree_node_kind_names): Remove "op_identifiers".
1600 (make_node): Remove OP_IDENTIFIER test.
1601 (build_op_identifier): Removed because it isn't being used.
1602 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
1603 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
1605 2001-09-06 Richard Henderson <rth@redhat.com>
1607 * simplify-rtx.c (simplify_binary_operation): Revert last change.
1609 2001-09-06 Richard Henderson <rth@redhat.com>
1611 * simplify-rtx.c (simplify_binary_operation): Simplify contents
1614 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1616 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
1617 number used for CR register.
1619 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1620 Joern Rennecke (amylaar@cygnus.com)
1622 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
1623 * h8300.c (initial_offset): Handle offset between RP and FP.
1624 (h8300_return_addr_rtx): New function.
1625 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
1627 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
1628 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
1629 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
1630 (CAN_ELIMINATE, REGISTER_NAMES):
1631 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
1633 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
1635 Remove TYPE_NONCOPIED_PARTS.
1636 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
1637 (struct tree_type): Remove noncopied_parts.
1638 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
1639 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
1640 (fixed_type_p): Remove.
1641 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
1642 (expand_expr, MODIFY_EXPR): Likewise.
1643 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
1644 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
1646 2001-09-06 Alan Modra <amodra@bigpond.net.au>
1648 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
1650 (mask64_operand): Likewise.
1651 (includes_rldic_lshift_p): Likewise.
1652 (includes_rldicr_lshift_p): Likewise.
1654 2001-09-05 Ziemowit Laski <zlaski@apple.com>
1656 * objc/objc-act.c (build_message_expr): If a class method cannot
1657 be found, do not issue a warning if a corresponding instance
1658 method exists in the root class.
1660 2001-09-05 Richard Henderson <rth@redhat.com>
1662 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
1664 2001-09-05 Zack Weinberg <zack@codesourcery.com>
1666 * function.c (ggc_mark_struct_function): Mark f->outer.
1667 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
1668 * integrate.c (output_inline_function): ... not here.
1670 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1672 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
1674 * i386.c (size_cost): New static variable.
1675 (override_function): Use size_cost when -Os is specified.
1677 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
1678 properly; Use current_function_calls_eh_return.
1679 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
1680 use leave to avoid depdendancy chain.
1682 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
1683 get BB loop_depth instead of computing it from LOOP notes.
1685 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
1687 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1689 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1690 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
1691 UNALIGNED_DOUBLE_INT_ASM_OP): Define
1693 2001-09-05 Jeffrey A Law (law@cygnus.com)
1694 Jason Merrill (jason@redhat.com)
1696 * stor-layout.c (layout_type): Complain if an array's size can
1697 not be represented in a size_t.
1699 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
1701 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
1703 * gcc.c: (process_command) Add parentheses around assignment
1704 used as truth value.
1706 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1708 * config/mips/mips.c (save_restore_insns): Don't mark any register
1709 save slots as unchanging if current_function_calls_eh_return.
1711 2001-09-05 Richard Henderson <rth@redhat.com>
1713 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
1714 * config/alpha/alpha-protos.h: Declare it.
1715 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
1716 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
1717 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
1718 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
1719 (REG_OK_FOR_BASE_P): Select one of the above.
1721 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
1723 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
1724 (crti.o): Prefix name of object file with $(T).
1727 2001-09-05 David S. Miller <davem@redhat.com>
1729 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
1730 * config/sparc/linux64.h: Likewise.
1732 2001-09-05 Andreas Jaeger <aj@suse.de>
1734 * doc/invoke.texi (i386 Options): -mwide-multiply is not
1735 available anymore, remove the documentation.
1736 (i386 Options): Fix typo, cleanup index entries.
1738 * prefix.c (concat): Remove, we can use the version from liberty.
1740 2001-09-05 Richard Henderson <rth@redhat.com>
1742 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
1743 New functions split out of md file expanders.
1744 * config/alpha/alpha-protos.h: Declare them.
1745 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
1747 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
1749 * cppmacro.c (funlike_invocation_p): No need to restore context.
1751 2001-09-04 Richard Henderson <rth@redhat.com>
1753 * reload.c (push_reload): Export.
1754 * reload.h (push_reload): Declare it.
1756 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
1757 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1758 * config/alpha/alpha.c (alpha_legitimize_address): New.
1759 (alpha_legitimize_reload_address): Likewise.
1760 * config/alpha/alpha-protos.h: Declare them.
1762 2001-09-04 Stan Shebs <shebs@apple.com>
1764 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
1765 * config/darwin.c (machopic_stub_name): Account for internally
1766 generated lib calls such as memcpy.
1768 2001-09-04 Richard Henderson <rth@redhat.com>
1770 * unwind.h (_UA_END_OF_STACK): New flag.
1771 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
1773 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
1775 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
1777 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
1779 * config/mips/mips.c (save_restore_insns): Change base_offset to
1780 fp_offset in second call to mips_emit_frame_related_store.
1782 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
1784 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
1785 sometimes be represented as a NOTE of type
1786 NOTE_INSN_DELETED_LABEL.
1787 (Insns): Document NOTE_INSN_DELETED_LABEL.
1789 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
1791 * c-common.h (tree_dump_index): Add more comments.
1792 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
1793 (dump_option_value_info): New struct.
1794 (dump_options): New array.
1795 (dump_switch_p): Parse switch options symbolically.
1796 * doc/invoke.texi (-fdump-ast): Rename to ...
1797 (-fdump-tree): ... here. Document that options are symbolic, and
1798 not all are applicable.
1800 2001-09-04 David S. Miller <davem@redhat.com>
1802 * config/sparc/sparc.md (define_splits): Kill constraints.
1804 Cleanup redundant and unused insn attributes.
1805 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
1806 binary, and move. Mark ialu as default.
1807 (commented out define_function_unit "alu"): Kill.
1808 (define_attr "use_clobbered"): Kill.
1809 (whole file): Kill address insn type references. Replace
1810 all unary/binary/move references with ialu.
1811 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
1812 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
1815 Simplify length insn attribute and make more judicious use
1816 of insn attribute defaulting.
1817 * config/sparc/sparc.md (all insns with length > one): Mark as
1818 insn type multi if real instructions, else use default if
1819 it is a forced splitter.
1820 (all insns with length == one): Use default insn length.
1821 (all insns of type ialu): Use default insn type.
1823 Fix erroneous insn attribute settings.
1824 (addx): Set insn type to misc.
1825 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
1826 const_umulsidi3_sp64): Set insn type to imul.
1828 Track SFmode vs DFmode insns according to UltraSPARC
1830 * config/sparc/sparc.md ("fptype"): New attribute, default
1832 (all DFmode single insns): Mark as fptype "double".
1834 2001-09-03 Jakub Jelinek <jakub@redhat.com>
1836 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
1838 2001-09-03 Richard Henderson <rth@redhat.com>
1840 * function.h (struct function): Add arg_pointer_save_area_init.
1841 * function.c (expand_function_end): Init arg_pointer_save_area.
1842 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
1843 when called from a nested function.
1845 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
1847 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
1850 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1852 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
1854 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
1856 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
1857 (emit_push_insn): Use specified padding direction when
1858 STACK_PUSH_CODE is POST_INC.
1860 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
1862 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1864 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
1866 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
1868 * cppinit.c (cpp_start_read): Free the imacros list as we
1869 traverse it. Don't free the chains before returning.
1870 (_cpp_push_next_buffer): Only try pushing buffers if we've
1871 completed -imacros handling.
1873 2001-08-31 Eric Christopher <echristo@redhat.com>
1875 * gcc.c (handle_braces): Add explaination for abort.
1877 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
1879 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
1880 move adjustment of bitpos instead.
1882 2001-08-31 Zack Weinberg <zack@codesourcery.com>
1884 * function.c: Remove all_functions. Make outer_function_chain
1886 (init_function_start): Don't add new function structure to
1888 (find_function_data, push_function_context_to,
1889 pop_function_context_from, put_var_into_stack,
1890 trampoline_address): Update for changed structure element names.
1891 (push_function_context_to): Disentangle.
1892 (free_after_compilation): Also free F.
1893 (expand_dummy_function_end): Don't free cfun here.
1894 (put_var_into_stack): Comment why we can't use find_function_data here.
1895 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
1896 (mark_function_chain): Split into maybe_mark_struct_function and
1897 ggc_mark_struct_function. Export the latter.
1898 (init_function_once): Mark from cfun and outer_function_chain;
1901 * function.h (struct function): Kill next_global. Rename next
1902 to outer. All users updated to match.
1903 (all_functions, outer_function_chain): Don't declare.
1905 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
1906 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
1907 don't touch f->inlinable, after calling rest_of_compilation.
1909 * tree.h: Forward-declare struct function. Prototype
1910 ggc_mark_struct_function.
1912 2001-08-31 Kazu Hirata <kazu@hxi.com>
1914 * config/h8300/h8300.md (*andorhi3): Fix typos.
1916 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1918 * calls.c (emit_library_call_value): Don't use a fixed
1919 argument after VA_CLOSE, i.e. out of scope in traditional C.
1921 * emit-rtl.c (gen_rtvec): Likewise.
1923 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1925 * Makefile.in (c-pragma.o): Depend on output.h.
1926 (reorg.o): Depend on except.h.
1928 * c-pragma.c: Include output.h.
1930 * reorg.c: Include except.h.
1932 * unwind-dw2.c: Call __builtin_alloca, not alloca.
1934 2001-08-31 Richard Henderson <rth@redhat.com>
1936 * sched-deps.c (add_dependence): Don't elide dependancy if the
1937 conditional used by insn is modified in elem.
1939 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
1941 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
1943 2001-08-31 Diego Novillo <dnovillo@redhat.com>
1945 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
1948 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1950 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
1952 (stormy16_asm_out_constructor): New function.
1953 (TARGET_ASM_CONSTRUCTOR): Define.
1954 (TARGET_ASM_DESTRUCTOR): Define.
1956 2001-08-31 Andreas Jaeger <aj@suse.de>
1958 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
1959 * loop.c (add_label_notes): Likewise.
1960 * reload.c (find_reloads): Likewise.
1961 * config/sh/sh.c (machine_dependent_reorg): Likewise.
1963 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
1965 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
1966 code here. Take _Unwind_{W,Sw}ord*.
1967 (read_encoded_value_with_base): Use them.
1968 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
1970 (extract_cie_info): Simplify read_?leb128 handling.
1971 (execute_stack_op, execute_cfa_program): Likewise.
1972 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
1974 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
1976 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
1977 the frame pointer to pop the stack if convenient.
1979 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
1980 Don't use post-increment before combine.
1981 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
1982 a call-saved register.
1984 2001-08-31 Andreas Jaeger <aj@suse.de>
1986 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
1989 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
1991 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
1992 not DIV/MOD, of course.
1994 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
1996 * rtl.def: Undo my patch commited 2001-08-27.
1998 * genattrtab.c: Ditto.
2002 * sched-int.h: Ditto.
2004 * target-def.h: Ditto.
2008 * haifa-sched.c: Ditto.
2010 * sched-rgn.c: Ditto.
2012 * sched-vis.c: Ditto.
2014 * Makefile.in: Ditto.
2016 * doc/md.texi: Ditto.
2018 * doc/tm.texi: Ditto.
2020 * doc/contrib.texi: Ditto.
2022 * doc/gcc.texi: Ditto.
2024 * genattrtab.h: Remove it.
2026 * genautomata.c: Remove it.
2028 * genattr.c: Undo my patch and Richard Henderson's patch commited
2031 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
2033 * config.gcc (h8300-*-elf*): New case.
2034 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
2035 (SUBTARGET_CPP_SPEC): Define.
2036 (EXTRA_SPECS): Define.
2037 (SUBTARGET_EXTRA_SPECS): Define.
2038 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
2039 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
2041 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
2043 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
2044 (LIB2FUNCS_EXTRA): Define.
2045 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
2046 config/h8300/fixunssfsi.c: New file.
2048 2001-08-30 Kazu Hirata <kazu@hxi.com>
2050 * config/h8300/h8300.md (zero_extendqihi2): Changes to
2051 define_expand to accomodate target-specific attributes.
2052 (anonymous zero_extendqihi2 patterns): New.
2054 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
2056 * h8300.md (*andorhi3): New pattern.
2058 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
2060 * h8300.c (dosize): Fix test for "sub".
2062 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
2064 * c-typeck.c (pointer_diff): Try to eliminate common term before
2067 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
2069 * config/arm/arm.c (arm_compute_initial_elimination_offset):
2070 Account for the saves of the FP registers.
2072 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
2073 (TEXT_SECTION_ASM_OP): Define.
2074 (INIT_SECTION_ASM_OP): Define.
2075 (FINI_SECTION_ASM_OP): Define.
2076 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
2077 (RDATA_SECTION_FUNCITON): Provide prototype.
2079 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
2081 * reload1.c (move2add_note_store): Correct typo checking for
2084 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
2086 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
2087 note should not be considered outside the libcall block.
2089 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2091 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
2093 2001-08-29 Kazu Hirata <kazu@hxi.com>
2095 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
2097 2001-08-29 Kazu Hirata <kazu@hxi.com>
2099 * config/h8300/h8300-protos.h: Add a prototype for
2101 * config/h8300/h8300.c (emit_logical_op): New.
2102 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
2109 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2111 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
2112 comparison with rtx INTVAL.
2113 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
2115 * pa.h (FUNCTION_ARG_SIZE): Likewise.
2117 2001-08-29 Kazu Hirata <kazu@hxi.com>
2119 * config/h8300/lib1funcs.asm: Update the copyright. Fix
2122 2001-08-29 Kazu Hirata <kazu@hxi.com>
2124 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
2125 (reg n) to (mem (pre_dec (reg n))
2126 (anonymous movsi pattern): Likewise.
2128 2001-08-29 Kazu Hirata <kazu@hxi.com>
2130 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
2132 2001-08-29 Kazu Hirata <kazu@hxi.com>
2134 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
2135 several special constants.
2137 2001-08-29 Kazu Hirata <kazu@hxi.com>
2139 * config/h8300/lib1funcs.asm: Fix comment typos.
2141 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2143 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
2144 Fix format specifier warnings.
2146 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
2147 inet_makeaddr, semctl): Prototype.
2149 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
2150 (save_restore_insns): Use base_offset, not gp_offset.
2152 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
2153 (ASM_OUTPUT_BYTE): Fix format specifier warning.
2155 2001-08-29 Richard Henderson <rth@redhat.com>
2157 * bb-reorder.c (function_tail_eff_head): New.
2158 (record_effective_endpoints): Set it.
2159 (fixup_reorder_chain): Use it.
2161 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2163 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
2165 2001-08-28 Dale Johannesen <dalej@apple.com>
2167 * config/darwin.c (machopic_function_base_name): Add const
2168 qualifier to a string.
2169 (darwin_encode_section_info): Ditto.
2171 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2173 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
2174 function definition.
2176 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
2178 * df.h (struct df): Add rts_order variable.
2180 * df.c (df_visit_next_rts): New function.
2181 (df_visit_next): Renamed to df_visit_next_rc
2182 (df_analyse_1): Allocate/compute/free rts_order as well.
2183 (df_rd_global_compute): Use df_visit_next_rc instead of
2185 (df_ru_global_compute): Use df_visit_next_rts instead of
2188 * flow.c (flow_reverse_top_sort_order_compute): New function.
2190 * basic-block.h: Add prototype.
2192 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
2194 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
2195 blocks, the BB_REACHABLE is now set, rather than aux being
2196 non-NULL. Update the test to reflect this.
2198 2001-08-28 Eric Christopher <echristo@redhat.com>
2200 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
2201 config/mips/crti.asm: Ditto.
2203 2001-08-28 Eric Christopher <echristo@redhat.com>
2204 Richard Henderson <rth@redhat.com>
2206 * c-pragma.h (add_weak): Move prototype from here...
2207 * output.h (add_weak): ... to here.
2208 * varasm.c (add_weak): Fix typo.
2209 * config/mips/crti.asm: New file.
2210 * config/mips/crtn.asm: Ditto.
2211 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
2212 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
2213 (INVOKE__main): Ditto.
2214 (INIT_SECTION_ASM_OP): New.
2215 (FINI_SECTION_ASM_OP): Ditto.
2216 (STARTFILE_SPEC): Add crti.
2217 (ENDFILE_SPEC): Add crtn.
2218 * config/mips/elf64.h: Same.
2219 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
2221 * config/mips/vxworks.h: Ditto.
2222 * config/mips/t-elf: Support crti and crtn.
2224 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
2226 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
2229 2001-08-28 Richard Henderson <rth@redhat.com>
2231 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
2232 (one_cmplbi2 splitter): Remove redundant test.
2234 2001-08-28 Dale Johannesen <dalej@apple.com>
2236 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
2238 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
2240 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
2242 2001-08-28 Stan Shebs <shebs@apple.com>
2244 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
2245 (UNALIGNED_SHORT_ASM_OP): Define.
2246 (UNALIGNED_INT_ASM_OP): Define.
2248 2001-08-28 Will Cohen <wcohen@redhat.com>
2250 * config/rs6000/rs6000.md (store_multiple): Correct RTL
2251 generation for first set.
2253 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2255 * flow.c (redirect_edge_succ_nodup): Return new edge.
2256 (try_simplify_condjump): Use new edge.
2257 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
2259 * cse.c (cse_basic_block): Skip note instructions.
2261 2001-08-27 Richard Henderson <rth@redhat.com>
2263 * combine.c (combine_simplify_rtx): Don't reverse condition
2264 if there is no reverse for the condition.
2265 (simplify_comparison): Don't simplify subregs from INT to FP.
2267 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
2268 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
2269 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
2270 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
2271 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
2272 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
2274 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2276 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
2277 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
2279 (adddi_dilshr32, adddi_dishl32): Only data register can be
2280 source for mem destination.
2282 * expmed.c (store_bit_field): Ignore adjustment to bitpos
2283 and use bitnum to decide about register move.
2285 2001-08-27 Richard Henderson <rth@redhat.com>
2287 * genattr.c (main): Emit state_t even when not doing scheduling.
2289 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2290 Richard Henderson <rth@redhat.com>
2292 * gcse.c (reg_first_set, reg_last_set): Replace with ...
2293 (reg_avail_info, current_bb): ... these.
2294 (oprs_unchanged_p, record_last_reg_set_info): Use them.
2295 (compute_hash_table): Likewise.
2297 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2299 * flow.c (verify_flow_info): Use checksums to verify edges.
2301 2001-08-27 Richard Henderson <rth@redhat.com>
2303 * genautomata.c (expand_automata): Always create a description.
2305 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
2307 * optabs.c (expand_binop): Correctly handle the carry in multiword
2308 add/subtract operations.
2310 2001-08-27 Fred Fish <fnf@be.com>
2312 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
2315 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
2317 * reload.c (find_reloads_toplev): Back out this change:
2319 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
2321 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
2322 mem if the address is a mode_dependent_address_p.
2324 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2326 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
2327 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
2328 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
2331 * genattr.c (main): New variable num_insn_reservations. Increase
2332 it if there is DEFINE_INSN_RESERVATION. Output automaton based
2333 pipeline hazard recognizer interface.
2335 * genattrtab.h: New file.
2337 * genattrtab.c: Include genattrtab.h.
2338 (attr_printf, check_attr_test, make_internal_attr,
2339 make_numeric_value): Move protypes into genattrtab.h. Define them
2341 (num_dfa_decls): New global variable.
2342 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
2343 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
2344 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
2345 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
2347 * genautomata.c: New file.
2349 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
2351 * sched-int.h: (curr_state): Add the external definition for
2352 automaton pipeline interface.
2353 (haifa_insn_data): Add comments for members blockage and units.
2355 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
2356 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
2357 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
2358 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
2359 TARGET_SCHED_DFA_POST_CYCLE_INSN,
2360 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
2361 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
2363 (TARGET_SCHED): Use the new macros.
2365 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
2366 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
2367 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
2368 dfa_bubble): New members in gcc_target.sched.
2370 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
2371 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
2372 (insn_queue): Redefine it as pointer to array.
2373 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
2375 (max_insn_queue_index_macro_value): New variable.
2376 (curr_state, dfa_state_size, ready_try): New varaibles for
2377 automaton interface.
2378 (ready_element, ready_remove, max_issue): New function prototypes
2379 for automaton interface.
2380 (choose_ready): New function prototype.
2381 (insn_unit, blockage_range): Add comments.
2382 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
2383 FUNCTION_UNITS_SIZE == 0.
2384 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
2385 actual_hazard, potential_hazard): Add comments.
2386 (insn_cost): Use cost -1 as undefined value. Remove
2387 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
2389 (ready_element, ready_remove): New functions for automaton
2391 (schedule_insn): Add new code for automaton pipeline interface.
2392 (queue_to_ready): Add new code for automaton pipeline interface.
2393 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
2394 (debug_ready_list): Print newline when the queue is empty.
2395 (max_issue): New function for automaton pipeline interface.
2396 (choose_ready): New function.
2397 (schedule_block): Add new code for automaton pipeline interface.
2398 Print ready list before scheduling each insn.
2399 (sched_init): Add new code for automaton pipeline interface.
2400 Initiate insn cost by -1.
2401 (sched_finish): Free the current automaton state and finalize
2402 automaton pipeline interface.
2404 * sched-rgn.c: Include target.h.
2405 (init_ready_list, new_ready, debug_dependencies): Add new code for
2406 automaton pipeline interface.
2408 * sched-vis.c: Include target.h.
2409 (get_visual_tbl_length): Add code for automaton interface.
2410 (target_units, print_block_visualization): Add comments.
2412 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
2413 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
2414 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
2415 (getruntime.o, genautomata.o): New entries.
2416 (genattrtab.o): Add new dependency file genattrtab.h.
2417 (genattrtab): Add new dependencies. Link it with `libm.a'.
2418 (getruntime.o, hashtab.o): New entries for canadian cross.
2420 * doc/md.texi: Description of automaton based model.
2422 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
2424 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
2425 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
2426 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
2427 TARGET_SCHED_DFA_POST_CYCLE_INSN,
2428 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
2429 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
2430 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
2432 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
2433 MAX_DFA_ISSUE_RATE): New macro descriptions.
2435 * doc/contrib.texi: Add dfa based scheduler contribution.
2437 * doc/gcc.texi: Add more information about genattrtab.
2439 2001-08-27 Diego Novillo <dnovillo@redhat.com>
2441 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
2444 2001-08-27 Richard Henderson <rth@redhat.com>
2446 * function.c (expand_function_end): Don't init arg_pointer_save_area.
2447 (get_arg_pointer_save_area): New. Create an init it here.
2448 (fix_lexical_addr): Use it.
2449 * function.h: Declare it.
2450 * builtins.c (expand_builtin_setjmp_receiver): Use it.
2451 * stmt.c (expand_nl_goto_receiver): Use it.
2453 2001-08-27 Richard Henderson <rth@redhat.com>
2455 * final.c (final_scan_insn): Don't enter APP_ON mode for
2458 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
2459 alignment for assemble_integer for DW_EH_PE_aligned.
2460 * except.c (output_function_exception_table): Likewise.
2462 2001-08-26 Andreas Jaeger <aj@suse.de>
2464 * c-tree.h: Add prototyp for c_sizeof_nowarn.
2466 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
2468 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
2470 2001-08-27 Alan Modra <amodra@bigpond.net.au>
2472 * config/rs6000/rs6000.c (mask_operand): Rewrite without
2474 (mask64_operand): Likewise.
2475 (rldic_operand): Delete.
2476 (includes_lshift64_p): Delete.
2477 (includes_rldic_lshift_p): New function.
2478 (includes_rldicr_lshift_p): New function.
2479 (print_operand): Don't call rldic_operand in case 'W'.
2480 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
2481 (includes_lshift64_p): Remove.
2482 (includes_rldic_lshift_p): Declare.
2483 (includes_rldicr_lshift_p): Declare.
2484 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
2485 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
2486 Replace match_operand rldic_operand predicate with
2487 const_int_operand. Replace includes_lshift64_p condition with
2488 includes_rldic_lshift_p.
2489 <ashldi3_internal 64 bit rldicr patterns>: New.
2491 2001-08-27 Andreas Jaeger <aj@suse.de>
2493 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2494 * errors.c: Likewise.
2495 * final.c: Likewise.
2496 * dwarf2asm.c: Likewise.
2497 * doprint.c (checkit): Likewise.
2498 * diagnostic.c: Likewise.
2499 * collect2.c: Likewise.
2500 * calls.c: Likewise.
2501 * c-semantics.c (build_stmt): Likewise.
2502 * c-format.c (status_warning): Likewise.
2503 * c-errors.c (pedwarn_c99): Likewise.
2504 * builtins.c (validate_arglist): Likewise.
2505 * config/pj/pj.c (pj_printf): Likewise.
2506 * fix-header.c: Likewise.
2508 * gcov.c (fnotice): Likewise.
2509 * gensupport.c (message_with_line): Likewise.
2510 * mips-tfile.c: Likewise.
2511 * protoize.c (notice): Likewise.
2512 * read-rtl.c (fatal_with_file_and_line): Likewise.
2513 * rtl-error.c: Likewise.
2514 * tradcpp.c: Likewise.
2516 * cp/tree.c (build_min_nt): Likewise.
2517 (build_min): Likewise.
2518 * cp/lex.c: Likewise.
2519 * cp/errfn.c: Likewise.
2520 * cp/rtti.c (create_pseudo_type_info): Likewise.
2522 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
2524 * df.c (df_uses_record): Return after recording all uses
2527 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
2529 * df.c (df_insn_modify): Realloc the INSN table here, if
2530 necessary, here, too.
2532 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
2534 * config/mips/mips.c (mips_function_value): Handle complex return
2537 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
2539 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
2541 * reload.c (make_memloc): Copy result if it is still
2542 reg_equiv_memory_loc[regno] on return.
2543 (subst_reloads) [ENABLE_CHECKING]: Check that none of
2544 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
2545 reg_equiv_mem are modified by the substitutions.
2547 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2549 * predict.c (expensive_function_p): New.
2550 * rtl.h (expensive_function_p): Declare.
2551 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
2552 (use_fast_prologue_epilogue): New static variable.
2553 (expand_prologue): Set it; emit short prologues if unset.
2554 (expand_epilogue): Likewise.
2556 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2558 * config.gcc: Add stormy16-*-elf case.
2559 * config/stormy16/stormy-abi: New file.
2560 * config/stormy16/stormy16-lib2.c: New file.
2561 * config/stormy16/stormy16-protos.h: New file.
2562 * config/stormy16/stormy16.c: New file.
2563 * config/stormy16/stormy16.h: New file.
2564 * config/stormy16/stormy16.md: New file.
2565 * config/stormy16/t-stormy16: New file.
2567 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2569 * i386.h (no-accumulate-outgoing-args): Use proper mask.
2571 2001-08-24 David Edelsohn <edelsohn@gnu.org>
2573 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
2574 descriptor members are pointer size, not constant 4.
2575 * config/rs6000/rs6000.md (define_splits): Remove more unused
2578 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2580 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
2582 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
2584 * cp/rtti.c (VPARAMS): Fix parameter.
2586 2001-08-24 Zack Weinberg <zackw@panix.com>
2588 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
2590 (mode_for_extraction): No need for #ifdefs. Add default-case abort
2592 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
2593 in if controlling use of insv.
2594 (extract_bit_field): Likewise, for extv and extzv.
2596 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2598 * i386.md (movcc peep2): Fix load of 0.
2600 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2602 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
2603 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
2605 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
2607 * c-pragma.h: Move weak_syms and weak_decls...
2608 * varasm.c: ...here. Now static.
2609 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
2610 depend on HANDLE_PRAGMA_WEAK.
2612 * c-common.c (c_alignof, c_alignof_expr): Move here...
2613 * c-typeck.c: ...from here.
2614 * c-tree.h, c-common.h: Adjust.
2616 2001-08-23 Bernd Schmidt <bernds@redhat.com>
2618 * config/ia64/ia64.c (rws_update): If !pred, set write_count
2619 instead of incrementing it.
2621 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
2622 asm ready, don't try to move them all into the same array element.
2624 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
2626 * function.c (thread_prologue_and_epilogue_insns): Avoid
2627 fallthru flag on edge to exit.
2629 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
2631 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
2634 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2636 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
2637 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
2638 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
2641 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
2643 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
2644 replace "GNU CC" with "GCC".
2646 2001-08-23 Richard Henderson <rth@redhat.com>
2648 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
2649 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
2650 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
2651 Need GR between FR and not GR_AND_FR.
2652 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
2653 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
2654 AR regs before GR regs.
2655 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
2656 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
2657 (REGISTER_MOVE_COST): Update.
2658 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
2660 2001-08-23 Richard Henderson <rth@redhat.com>
2662 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
2665 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2667 * reload1.c (emit_reload_insns): Don't look for notes
2668 on a NULL store_insn.
2670 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2672 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
2673 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
2674 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
2675 format specifier warnings.
2676 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
2678 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
2680 * config/i386/i386-protos.h: Correct declaration of
2681 i386_pe_asm_named_section.
2683 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
2685 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
2687 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
2689 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2691 * cpperror.c (print_location): Don't show _Pragma.
2692 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
2693 and file change callback generation here.
2694 (stack_include_file): Update use of cpp_push_buffer.
2695 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
2696 (struct cpp_buffer): Remove type, pfile members.
2697 * cppinit.c (cpp_handle_option): Use free_chain.
2698 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
2699 (skip_escaped_newlines, get_effective_char, lex_percent): Take
2700 a cpp_reader rather than a cpp_buffer.
2701 (skip_escaped_newlines, get_effective_char, skip_block_comment,
2702 skip_line_comment, parse_string, lex_percent, lex_dot,
2703 _cpp_lex_token): Update accordingly.
2704 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
2706 (cpp_push_buffer): Update prototype.
2707 (run_directive): Update use of cpp_push_buffer.
2708 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
2709 handle_assertion): Update use of run_directive.
2710 * cpplib.h (enum cpp_buffer_type): Remove.
2711 (cpp_push_buffer): Update prototype.
2712 * fix-header.c (read_scan_file): Update.
2714 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2716 * gcc.c (struct prefix_list): Change prefix to const char *.
2718 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2720 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
2722 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
2724 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
2727 * jump.c (squeeze_notes): Take parms by reference. Handle END being
2730 * ifcvt.c (dead_or_predicable): Adjust.
2731 * loop.c (find_and_verify_loops): Adjust.
2732 * stmt.c (expand_end_case): Adjust.
2733 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
2734 head and end insn pointers in the basic block, not just local copies.
2735 (merge_blocks_move_predecessor_nojumps): Likewise.
2737 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
2739 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
2740 bitmap.h, builtin-types.def, builtins.c, builtins.def,
2741 c-aux-info.c, c-common.c, c-common.def, c-common.h,
2742 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
2743 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
2744 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
2745 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
2746 conditions.h, config.gcc, configure.frag, configure.in,
2747 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
2748 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
2749 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
2750 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
2751 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
2752 emit-rtl.c, errors.c, errors.h, except.c, except.h,
2753 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
2754 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
2755 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
2756 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
2757 gencheck.c, gencodes.c, genconfig.c, genemit.c,
2758 genextract.c, genflags.c, gengenrtl.c, genmultilib,
2759 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
2760 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
2761 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
2762 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
2763 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
2764 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
2765 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
2766 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
2767 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
2768 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
2769 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
2770 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
2771 params.h, predict.c, predict.def, predict.h, prefix.c,
2772 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
2773 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
2774 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
2775 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
2776 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
2777 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
2778 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
2779 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
2780 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
2781 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
2782 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
2783 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
2784 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
2785 xcoffout.h: replace "GNU CC" with "GCC".
2787 2001-08-21 Richard Henderson <rth@redhat.com>
2789 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
2790 (final_scan_insn): Consider jump tables data even if we have no
2791 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
2793 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
2794 (ASM_OUTPUT_CASE_END): Remove.
2795 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
2796 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
2797 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
2799 2001-08-21 Richard Henderson <rth@redhat.com>
2801 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
2802 at barrier insns. Emit stop bits before barriers.
2804 * flow.c (flow_find_cross_jump): Don't consider unconditional
2805 return insns for commoning.
2807 * final.c (compute_alignments): Fix typo.
2809 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
2810 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
2811 (store_bit_field): Use mode_for_extraction more places.
2812 (extract_bit_field): Likewise.
2814 2001-08-21 Zack Weinberg <zackw@panix.com>
2816 * caller-save.c: Don't include insn-codes.h.
2817 (reg_save_code, reg_restore_code): Make arrays of int.
2818 All uses updated to match.
2819 (insert_save, insert_restore): No need to initialize "code"
2820 variable upon declaration.
2821 * Makefile.in: update dependencies; fix typo in clean rule.
2823 2001-08-21 Richard Henderson <rth@redhat.com>
2825 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
2826 (merge_if_block): Handle fallout from same.
2828 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2830 * builtins.c (type_to_class): Fix typo in last change.
2832 2001-08-21 Richard Henderson <rth@redhat.com>
2834 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
2835 ia64_asm_output_label.
2837 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
2838 copy of gp while the real gp register contains garbage.
2840 2001-08-21 Zack Weinberg <zackw@panix.com>
2842 * expmed.c (mode_for_extraction): New function.
2843 (store_bit_field, extract_bit_field): Use it.
2844 * expr.h: Prototype it and provide an enum for its first argument.
2846 * combine.c, function.c, recog.c: Don't include insn-codes.h.
2847 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
2848 and digging through the insn_data tables.
2849 * Makefile.in: Update dependencies.
2851 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
2853 * cppfiles.c (stack_include_file): line-map.c now handles include
2855 (handle_missing_handler): Similarly.
2856 (_cpp_execute_include): Similarly.
2857 (_cpp_pop_file_buffer): Similarly.
2858 * cpphash.h (struct cpp_reader): Remove system_include_depth,
2859 buffer_stack_depth and include_depth.
2860 * cpplib.c (do_include_common): line-map.c now handles include depth.
2861 (cpp_push_buffer): Similarly.
2862 (_cpp_pop_buffer): Similarly.
2863 * cppmacro.c (builtin_macro): Update.
2864 * line-map.c (init_line_maps): Set depth.
2865 (add_line_map): Increment "used" earlier. Update and use the
2867 (trace_include): Use the include depth.
2868 * line-map.h (struct line_maps): New member depth.
2870 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2872 * cppfiles.c (stack_include_file): Don't handle -H here.
2873 * cppinit.c (cpp_start_read): Set include tracing after
2874 cpp_post_options and after stacking the main file.
2875 * line-map.c (trace_include): New.
2876 (init_line_maps, add_line_map): Update.
2877 * line-map.h (struct line_maps): New member trace_includes.
2879 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2881 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
2882 * cppfiles.c (stack_include_file): Only stack a file if there
2883 is something to do. Return a boolean indicating whether a
2884 buffer was stacked or not.
2885 (_cpp_execute_include): Similarly.
2886 (_cpp_read_file): Similarly.
2887 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
2889 2001-08-21 Sam Steingold <sds@gnu.org>
2891 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
2892 (RECACHE): keep obufp_before_macroname up to date
2894 2001-08-21 Zack Weinberg <zackw@panix.com>
2896 * stmt.c: Don't include insn-codes.h.
2897 (expand_end_case): Machine specific logic moved to expr.c.
2898 No need to worry about __builtin_classify_type.
2899 (check_for_full_enumeration_handling, emit_case_nodes):
2902 * builtins.o (expand_builtin_classify_type): Split up so code
2903 can be shared with fold_builtin_classify_type.
2904 (type_to_class, fold_builtin_classify_type): New functions.
2905 (fold_builtins): Handle __builtin_classify_type.
2907 * expr.c (do_tablejump): Now static.
2908 (case_values_threshold, try_casesi, try_tablejump): New;
2909 code mostly from stmt.c (expand_end_case).
2910 (expr.h): Update prototypes.
2912 * Makefile.in (stmt.o): Update dependencies.
2914 2001-08-21 Will Cohen <wcohen@redhat.com>
2916 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
2917 declaration of variable i.
2918 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
2919 declaration of variable i.
2921 2001-08-21 Richard Henderson <rth@redhat.com>
2923 * crtstuff.c: Fix thinko last change. Move list tails to start
2924 of CRT_END section. Tidy ifdefs.
2925 (__EH_FRAME_BEGIN__): Always static for ELF.
2926 (__do_global_ctors_1): Rename from __frame_dummy.
2927 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
2928 name change; don't hide __EH_FRAME_BEGIN__.
2930 2001-08-21 Richard Henderson <rth@redhat.com>
2932 * gdbinit.in: Move break on exit after break on fancy_abort.
2934 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
2937 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
2939 * cpphash.h (_cpp_push_next_buffer): New.
2940 * cppinit.c (do_includes): Remove.
2941 (push_include, free_chain, _cpp_push_next_buffer): New.
2942 (cpp_start_read): Use them to rework command line option handling.
2943 (cpp_handle_option): Combine handling of -include and -imacros.
2944 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
2945 appropriate. Always insert missing \n at EOF.
2946 * cpplib.c (start_directive): Get the directive position right.
2947 * cppmain.c (cb_file_change): Always print the first line, unless
2950 2001-08-20 Andreas Jaeger <aj@suse.de>
2952 * profile.c (compute_branch_probabilities): Remove extra new-line
2954 * flow.c (verify_flow_info): Likewise.
2956 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2958 * basic-block.h (basic_block): Add new field 'flags'.
2959 (BB_REACHABLE): Define.
2960 (expunge_block): Declare.
2961 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
2962 (EXIT_BLOCK_PTR): Ditto.
2963 (expunge_block): Remove static declaration.
2964 (cleanup_cfg): Clear bb->aux on every basic block.
2965 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
2966 computing reachability.
2967 (delete_unreachable_blocks): Delete block b if b->flags has
2970 2001-08-20 Diego Novillo <dnovillo@redhat.com>
2972 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
2974 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2976 * sparc.c (sparc_variable_issue): Fix typo in last change.
2978 2001-08-20 Richard Henderson <rth@redhat.com>
2980 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
2982 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
2984 * pa.h (RETURN_IN_MEMORY): Improve comment.
2986 2001-08-20 Janis Johnson <janis187@us.ibm.com>
2988 * doc/invoke.texi (Profiling options): Clarify the interactions
2989 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
2991 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
2993 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
2996 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2998 * gcc.c (make_relative_prefix): Allocate a sufficiently large
3001 2001-08-20 Richard Henderson <rth@redhat.com>
3003 * final.c (end_final): Fix typo last change.
3005 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
3007 * cppinit.c (init_standard_includes): The returned buffer
3008 is already malloc-ed.
3009 * gcc.c (add_prefix): Similarly.
3010 * prefix.c (translate_name): Update to support clear buffer
3012 (update_path): Similarly. Be sure to free any newly allocated
3013 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
3015 * prefix.h (update_path): Update prototype and document.
3016 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
3017 up and update to new buffer ownership rules.
3018 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
3020 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
3022 * final.c (compute_alignments): New function.
3023 (init_insn_lengths): Do not care label_align.
3024 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
3025 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
3026 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
3027 (shorted_branches): Realloc label_align array; do
3028 not call init_insn_lengths; Do not care about loop alignments.
3029 * output.h (compute_alignments): Declare.
3030 * toplev.c (rest_of_compilation): Call compute_alignments.
3031 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
3033 * predict.c (block_info_def): Add npredecesors, remove nvisited;
3034 change visited to tovisit.
3035 (propagate_freq): Use faster traversing algorithm.
3036 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
3037 to tovisit; reverse meaning.
3039 * predict.c (struct block_info_def): Remove nvisited.
3040 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3041 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3043 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
3045 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
3046 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
3047 (TARGET_FUSED_MADD): New.
3048 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
3049 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
3050 the multiply-add instructions.
3052 2001-08-19 Richard Henderson <rth@redhat.com>
3054 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
3055 is aligned to pointer size.
3057 2001-08-19 Richard Henderson <rth@redhat.com>
3059 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
3060 display markers during final schedule.
3062 2001-08-19 Richard Henderson <rth@redhat.com>
3064 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
3066 2001-08-19 Richard Henderson <rth@redhat.com>
3068 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
3070 (ASM_NAME_TO_STRING): Remove.
3071 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
3072 in the same string. Remove support for expressions.
3074 2001-08-19 Richard Henderson <rth@redhat.com>
3076 * config/i386/i386.md (tablejump): Make an expander; handle
3077 pic relative addressing here.
3078 (tablejump_1): Rename from tablejump_pic.
3081 2001-08-19 Richard Henderson <rth@redhat.com>
3083 * regclass.c (fix_register): Fix typo.
3085 2001-08-18 Richard Henderson <rth@redhat.com>
3087 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
3088 (struct _Unwind_Context): Expand br_loc to hold it.
3089 (uw_frame_state_for): Handle leaf functions better.
3090 (uw_update_reg_address): Update for br_loc change.
3092 2001-08-18 Richard Henderson <rth@redhat.com>
3094 * crtstuff.c: Move list heads before code that uses them.
3095 (__JCR_LIST__): Remove initial null.
3096 (frame_dummy, __frame_dummy): Do java registration here ...
3097 (__do_global_ctors_aux): ... not here.
3099 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
3100 (__do_global_dtors_aux): Update to match.
3101 (__JCR_LIST__, __do_jv_register_classes): New.
3103 * config/ia64/crtend.asm (__JCR_END__): New.
3104 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
3105 instead of an indirect LTOFF22 reloc.
3107 2001-08-18 Richard Henderson <rth@redhat.com>
3109 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
3110 * regclass.c (init_reg_sets_1): Fix typo.
3111 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
3112 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
3113 (ia64_compute_frame_size): Make ar.unat live when in use.
3114 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
3115 for ar.pfs; remove ar.unat handling.
3116 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
3118 (PREDICATE_CODES): Add ar_pfs_reg_operand.
3119 * config/ia64/ia64-protos.h: Update decls.
3120 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
3121 (sibcall_pic): Likewise.
3123 2001-08-18 Richard Henderson <rth@redhat.com>
3125 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
3126 pred_rel_mutex when searching for insn_group_barrier.
3127 * config/ia64/ia64.md (cycle_display): Combine the expander
3130 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
3131 bit before asm as needed.
3133 2001-08-18 Richard Henderson <rth@redhat.com>
3135 * timevar.def (TV_MACH_DEP): New.
3136 * toplev.c (rest_of_compilation): Use it.
3137 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
3139 2001-08-18 Zack Weinberg <zackw@panix.com>
3141 * unwind-dw2.c (execute_stack_op): Add default aborts to
3142 the inner switches to prevent warnings.
3144 2001-08-18 Richard Henderson <rth@redhat.com>
3146 * timevar.h (struct timevar_time_def): Change element type to float.
3147 (ticks_to_msec, clocks_to_msec): Likewise.
3148 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
3149 (get_time): Likewise.
3150 (timevar_print): Adjust zero check and printing to match.
3152 2001-08-18 Zack Weinberg <zackw@panix.com>
3154 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
3155 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
3156 Eliminate overfull or underfull hboxes.
3158 2001-08-18 Zack Weinberg <zackw@panix.com>
3160 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
3162 2001-08-18 Zack Weinberg <zackw@panix.com>
3164 * haifa-sched.c: Convert to target hooks. Macros replaced
3165 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
3166 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
3167 MD_SCHED_FINISH, and HAVE_cycle_display.
3168 * target-def.h (TARGET_SCHED_ADJUST_COST,
3169 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
3170 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
3171 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
3172 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
3173 New hook #defines to be overridden.
3174 (TARGET_SCHED): Bring them all together.
3175 (TARGET_INITIALIZER): Update.
3176 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
3177 instead of 'struct rtx_def *' throughout.
3178 (struct sched): New set of hooks for the scheduler.
3179 * Makefile.in (haifa-sched.o): Depend on target.h.
3180 * doc/tm.texi: Document the new scheduler hooks, together in
3181 their own section, instead of scattered around.
3182 Fix a bunch of underfull/overfull hboxes.
3184 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
3185 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
3186 sparc.h: Don't define any of the old scheduler macros.
3188 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
3189 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
3190 sparc.c: Create hook functions from code extracted from
3191 corresponding target header, or make existing hooks static, as
3192 appropriate. Set the appropriate entries in targetm.
3194 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
3195 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
3196 rs6000-protos.h, s390-protos.h, sparc-protos.h:
3197 Remove prototypes for functions which are now static.
3199 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
3200 related gunk; the Haifa scheduler is now the only choice.
3202 2001-08-18 Zack Weinberg <zackw@panix.com>
3204 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
3205 * genopinit.c: Put floating point divide insns in sdiv_optab.
3206 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
3207 * config/gofast.h, config/c4x/c4x.h,
3208 config/ia64/hpux_longdouble.h, config/mips/mips.h,
3209 config/pa/long_double.h, config/rs6000/sysv4.h,
3210 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
3211 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
3212 (init_optabs): Use init_optabv for overflow-trapping optabs.
3213 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
3214 cmp_optab RTX codes so have_insn_for can find them.
3216 * optabs.c (expand_simple_binop, expand_simple_unop,
3217 have_insn_for, gen_sub3_insn): New interfaces.
3218 * expr.h: Prototype new functions.
3219 (enum optab_methods): Move here from optabs.h.
3221 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
3222 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
3223 Use new functions instead of working directly with optabs.
3224 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
3225 unroll.c: Don't include optabs.h.
3226 * caller-save.c, combine.c, function.c, stmt.c: Just include
3227 insn-codes.h, not optabs.h.
3228 * Makefile.in: Update dependencies.
3230 * combine.c (make_compound_operation, simplify_comparison):
3231 Fix typos testing for this or that instruction.
3233 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3235 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
3236 generating libgcc.a.
3238 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3240 * except.c (TYPE_HASH): Delete.
3242 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
3245 * tree.c (TYPE_HASH): Delete.
3247 * tree.h (TYPE_HASH): Define.
3249 2001-08-18 Graham Stott <grahams@redhat.com>
3251 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
3253 (adddi3_internal_2+2): Likewise.
3254 (eh_set_lr_di+1): Likewise.
3256 2001-08-17 Richard Henderson <rth@redhat.com>
3258 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3259 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
3260 * dwarf2asm.c: ... here.
3261 * dwarfout.c: Remove them.
3263 * varasm.c (assemble_integer): Add align parameter.
3264 (assemble_real, output_constant, output_constructor): Likewise.
3265 * output.h: Update decls.
3266 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
3267 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
3268 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
3269 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
3270 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
3273 * final.c (end_final): Abort profile block generation if we
3274 havn't layed it out properly.
3275 * output.h (assemble_eh_integer): Remove stale decl.
3276 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
3278 (assemble_integer): Handle unaligned data.
3279 (assemble_real): Abort on unaligned data.
3280 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
3282 (default_dtor_section_asm_out_destructor): Use assemble_align.
3283 (default_named_section_asm_out_constructor): Likewise.
3284 (default_ctor_section_asm_out_constructor): Likewise.
3285 * config/darwin.c (machopic_asm_out_constructor): Likewise.
3286 (machopic_asm_out_destructor): Likewise.
3287 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
3288 (nextstep_asm_out_destructor): Likewise.
3289 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
3290 (vms_asm_out_destructor): Likewise.
3292 2001-08-17 Richard Henderson <rth@redhat.com>
3294 * config/mips/iris6.h (TARGET_IRIX6): New.
3295 (current_section_name, current_section_flags): New.
3296 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
3297 (MAX_OFILE_ALIGNMENT): New.
3298 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
3299 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
3300 (copy_file_data): Split out from
3301 (mips_asm_file_end): ... here.
3302 (mips_asm_file_start): Remove extra .section directive. Use
3303 tmpfile instead of mips_make_temp_file.
3304 (mips_unique_section): Use const char * as needed for warnings.
3305 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
3306 re-add align parameter.
3307 (iris6_asm_named_section): New.
3308 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
3309 (iris6_asm_output_align, iris6_section_align_1): New.
3310 (iris6_asm_file_start, iris6_asm_file_end): New.
3311 * config/mips/mips-protos.h: Update decls.
3313 2001-08-17 Janis Johnson <janis187@us.ibm.com>
3315 * doc/install.texi (Install GCC): Add links to build status pages.
3317 (Final install): Ditto; request updates for specific info
3319 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
3321 * cpperror.c (print_location): Don't take a file name; use the
3323 (_cpp_begin_message): Similarly.
3324 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
3325 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
3326 (cpp_pedwarn_with_file_and_line): Remove.
3327 * cppfiles.c (stack_include_file): Update; set filename to stdin
3328 here when appropriate.
3329 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
3330 (_cpp_begin_message): Don't take a file name.
3331 * cppinit.c: Add comment.
3332 * cpplex.c: Fix end-of-directive indicator.
3333 * cpplib.c: Don't include intl.h.
3334 (run_directive, do_diagnostic): Update.
3335 (do_line): Update to not use nominal_fname.
3336 (cpp_push_buffer): Don't take a filename.
3337 * cpplib.h (struct ht): Remove.
3338 (cpp_push_buffer): Don't take a filename.
3339 (cpp_pedwarn_with_file_and_line): Remove.
3340 * cppmacro.c (struct cpp_macro): Remove file.
3341 (builtin_macro): Update.
3342 (_cpp_create_definition): Update.
3343 * cppmain.c: Correct comment.
3344 * fix-header.c (read_scan_file): Update.
3346 2001-08-17 Kazu Hirata <kazu@hxi.com>
3348 * sbitmap.c: Fix comment formatting.
3349 * sched-deps.c: Likewise.
3350 * sibcall.c: Likewise.
3351 * simplify-rtx.c: Likewise.
3353 * ssa-ccp.c: Likewise.
3354 * stor-layout.c: Likewise.
3355 * timevar.c: Likewise.
3356 * toplev.c: Likewise.
3357 * unwind-dw2.c: Likewise.
3358 * unwind-dw2-fde.c: Likewise.
3359 * varasm.c: Likewise.
3361 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3363 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
3364 or larger than an integer in memory.
3366 2001-08-17 Zack Weinberg <zackw@panix.com>
3368 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
3369 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
3370 * rtl.h: Don't forward-declare union tree_node here. Don't
3371 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
3372 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
3373 and tree respectively.
3374 * tree.h: Don't forward-declare struct rtx_def here. Don't
3375 typedef tree here. Change all uses of struct rtx_def *,
3376 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
3377 and tree respectively.
3379 2001-08-17 Richard Henderson <rth@redhat.com>
3381 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
3382 config/mips/openbsd.h: Fix typos last change.
3384 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3386 * doc/invoke.texi (Optimize Options): The default for
3387 -finline-limit is 600.
3389 2001-08-17 Richard Henderson <rth@redhat.com>
3391 * varasm.c (text_section): Allow TEXT_SECTION to override the
3392 printing of TEXT_SECTION_ASM_OP.
3393 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
3394 (DATA_SECTION, BSS_SECTION): Remove.
3395 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
3396 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
3397 Rename from s/_NAME//.
3398 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
3399 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
3400 (TEXT_SECTION): ... here. New.
3401 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
3402 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
3403 * config/mips/openbsd.h: Likewise.
3404 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
3405 (mips_asm_file_end): Likewise test.
3406 (mips_output_function_epilogue): Likewise. Switch back to data
3407 section after emitting the function.
3409 * doc/tm.texi (Sections): Document TEXT_SECTION.
3411 2001-08-17 Richard Henderson <rth@redhat.com>
3413 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
3414 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
3416 2001-08-17 Richard Henderson <rth@redhat.com>
3418 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
3419 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
3420 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
3421 Add aligned attribute.
3423 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
3425 * config/sh/sh.md: Add modes to unspecs in first insn to match
3426 those in the second.
3428 * Makefile.in: Fix collect2 copy for Cygwin.
3430 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
3432 Install the proper patch.
3433 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
3434 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
3435 (expand_function_start): Likewise.
3436 * stmt.c (expand_decl): Likewise.
3437 * varasm.c (make_decl_rtx): Likewise.
3439 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3441 * final.c: Undo my previous accidental checkin.
3442 * output.h: Likewise.
3443 * tm.texi: Likewise.
3445 2001-08-16 Richard Henderson <rth@redhat.com>
3447 * varasm.c (named_section_flags): Remove align parameter.
3448 * varasm.c, dwarf2out.c: Update all callers.
3449 * output.h: Update prototypes.
3451 * target.h (target.asm_out.named_section): Remove align parameter.
3452 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
3453 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
3454 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
3455 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
3456 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
3458 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
3459 (get_named_section_flags, set_named_section_flags): New.
3460 (named_section_flags): Use them.
3461 (named_section): Do decl vs section flags check here...
3462 (default_section_type_flags): ... not here.
3463 (init_varasm_once): Create in_named_htab.
3464 (resolve_unique_section): Mark reloc unused.
3466 2001-08-16 Richard Henderson <rth@redhat.com>
3468 * varasm.c (force_const_mem): Keep pool alignment in bits.
3469 (output_constant_pool): Use assemble_align.
3471 2001-08-16 Zack Weinberg <zackw@panix.com>
3473 * doc/tm.texi: Remove extra @table command.
3475 2001-08-16 Zack Weinberg <zackw@panix.com>
3477 * final.c (shorten_branches): Clear the end of the label_align
3478 array only if we made it larger. Break up messy expressions
3481 * diagnostic.c (internal_error): Check for error recursion
3482 before doing ICE suppression.
3484 * timevar.c: Timing variables now count in milliseconds.
3485 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
3486 (get_time): Not here.
3487 (timevar_print): Don't print any timer whose user, cpu, and
3488 wall times are all zero as displayed.
3489 * timevar.h: Update comment aboout units. Make timevar
3492 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
3494 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
3495 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
3496 (expand_function_start): Likewise.
3497 * stmt.c (expand_decl): Likewise.
3498 * varasm.c (make_decl_rtx): Likewise.
3500 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
3502 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
3503 (finalize_record_size): Don't set TYPE_USER_ALIGN.
3505 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3507 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
3510 2001-08-16 Andreas Jaeger <aj@suse.de>
3512 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
3515 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
3517 * rtl.h (only_sets_cc0_p): New prototype.
3518 * jump.c (sets_cc0_p): Handle INSN.
3519 (only_sets_cc0_p): New function.
3520 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
3521 (tidy_fallthru_edge): Likewise.
3522 * integrate.c (copy_insn_list): Likewise.
3523 * unroll.c (unroll_loop): Likewise.
3524 (copy_loop_body): Likewise.
3526 2001-08-15 Jason Eckhardt <jle@redhat.com>
3528 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
3530 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3532 * predict.c (struct block_info_def): Remove nvisited.
3533 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3534 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3536 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
3537 (ix86_adjust_cost): Teach scheduler that latency to load operand can
3540 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3542 * predict.def: Update hitrates.
3544 2001-08-15 Richard Henderson <rth@redhat.com>
3546 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
3548 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
3550 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
3551 note from its associated jump.
3553 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3555 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
3556 also on 64-bit s390x targets.
3558 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
3560 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
3562 (arm_expand_prologue): Handled nested functions which take a
3563 variable argument list.
3564 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
3565 macro with an invocation of
3566 arm_compute_initial_elimination_offset.
3567 * config/arm/arm-protos.h: Prototype
3568 arm_compute_initial_elimination_offset.
3570 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3572 * doc/install.texi (Specific, avr): Fix markup.
3573 (Specific, c4x): Ditto.
3575 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3577 * predict.c (dump_prediction): Change `bool' parameter to `int'.
3579 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
3581 * Makefile.in (OBJS): Add rtl-error.o
3582 (rtl-error.o): New rule.
3583 (diagnostic.o): Adjust dependency.
3584 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
3585 error_for_asm, _fatal_insn, _fatal_insn_not_found,
3586 warning_for_asm): Move to...
3587 rtl-error.c: ...here. New file.
3589 2001-08-14 Richard Henderson <rth@redhat.com>
3591 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
3592 if USING_SJLJ_EXCEPTIONS.
3594 2001-08-14 Steve Ellcey <sje@cup.hp.com>
3596 * tlink.c (scan_linker_output): Check string for unsatisfied in
3597 addition to undefined and unresolved.
3599 2001-08-14 Graham Stott <grahams@redhat.com>
3601 * libgcc2.c (*): Replace EH_FRAME_SECTION with
3602 EH_FRAME_SECTION_NAME.
3604 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3606 * genattrtab.c (simplify_test_exp_in_temp): New function.
3607 (simplify_test_exp): Avoid explicit use of temporary obstack.
3608 (simplify_cond, insert_right_side, evaluate_eq_attr,
3609 simplify_and_tree, simplify_or_tree, eliminate_known_true):
3610 Use simplify_test_exp_in_temp.
3611 (optimize_attrs): Iterate until expression stabilizes.
3613 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
3615 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
3616 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
3618 2001-08-13 Richard Henderson <rth@redhat.com>
3620 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
3621 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
3622 * config/arm/conix-elf.h: Likewise.
3624 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3626 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
3628 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
3630 * gcse.c (hash_scan_set): Expressions that are set as part of
3631 jump instructions are not available.
3633 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3635 * config/s390/s390.c (print_operand, s390_function_prologue,
3636 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
3638 2001-08-13 Richard Henderson <rth@redhat.com>
3640 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
3641 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
3642 * doc/tm.texi (Exception Region Output): Document it.
3644 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
3646 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
3647 DWARF2 instead of stabs by default.
3649 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3651 * config/rs6000/rs6000.c: Include optabs.h.
3653 2001-08-13 David Edelsohn <edelsohn@gnu.org>
3655 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
3656 save/restore routines.
3657 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
3659 2001-08-13 Andreas Jaeger <aj@suse.de>
3661 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
3662 the english is correct.
3664 2001-08-13 Zack Weinberg <zackw@panix.com>
3666 * expr.h: Split out optab- and libfunc-related code to...
3667 * optabs.h, libfuncs.h: ... these new headers.
3669 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
3671 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
3673 * mkconfig.sh: Don't include insn-codes.h from config.h.
3675 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
3676 enum insn_code is available. Move reload_in_optab and
3677 reload_out_optab array declarations to optabs.h.
3678 * regmove.c (gen_add3_insn): Move to optabs.c, export from
3679 there, prototype in expr.h.
3680 * gencodes.c: Cleanup: zap global variables, don't use
3681 printf where puts will do, don't bother defining MAX_INSN_CODE
3682 which nothing uses, let CODE_FOR_nothing get its value implicitly.
3684 * genemit.c, genopinit.c: Include optabs.h in generated file.
3685 * genoutput.c: Include insn-codes.h in generated file.
3686 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
3687 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
3688 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
3689 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
3690 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
3691 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
3693 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
3694 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
3695 config/m88k/m88k.c, config/sparc/sparc.c:
3697 * reload.c: Include expr.h and optabs.h before reload.h.
3698 * config/alpha/alpha.c: Include tree.h before reload.h.
3699 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
3700 and reload.h in that order.
3701 * config/sparc/sparc.c: Include debug.h.
3702 * recog.c: Include insn-codes.h.
3704 2001-08-13 Andreas Jaeger <aj@suse.de>
3706 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
3709 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
3711 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
3712 * gcc.c (init_spec): Fix typo in comment.
3713 * varasm.c (data_section): Fix typo in comment.
3715 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3717 * predict.c (dump_prediction): New argument "USED".
3718 (combine_predictions_for_insn): Determine the used heuristics,
3719 output the case no heuristic applied.
3720 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
3722 2001-08-13 Andreas Jaeger <aj@suse.de>
3724 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
3727 2001-08-13 Kazu Hirata <kazu@hxi.com>
3729 * jump.c: Fix formatting.
3731 2001-08-13 Kazu Hirata <kazu@hxi.com>
3733 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
3736 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
3738 * loop.c (check_dbra_loop): Use condjump_label to compute
3741 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
3742 to better document the files they're in.
3744 2001-08-12 Zack Weinberg <zackw@panix.com>
3746 * recog.h (struct insn_operand_data): Shrink 'mode' field
3749 2001-08-12 Kazu Hirata <kazu@hxi.com>
3751 * gcc.c: Fix comment formatting.
3752 * gccspec.c: Likewise.
3755 * genemit.c: Likewise.
3756 * gengenrtl.c: Likewise.
3757 * genrecog.c: Likewise.
3758 * gensupport.c: Likewise.
3759 * ggc-page.c: Likewise.
3760 * global.c: Likewise.
3761 * graph.c: Likewise.
3762 * ifcvt.c: Likewise.
3763 * integrate.c: Likewise.
3765 * libgcc2.c: Likewise.
3767 * mbchar.c: Likewise.
3768 * optabs.c: Likewise.
3769 * predict.c: Likewise.
3770 * prefix.c: Likewise.
3771 * profile.c: Likewise.
3772 * protoize.c: Likewise.
3774 * recog.c: Likewise.
3775 * regclass.c: Likewise.
3776 * regmove.c: Likewise.
3777 * reg-stack.c: Likewise.
3778 * reload1.c: Likewise.
3779 * resource.c: Likewise.
3780 * rtlanal.c: Likewise.
3783 2001-08-12 Kazu Hirata <kazu@hxi.com>
3785 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
3786 a tree representing a constant is passed to the macro.
3788 2001-08-12 Richard Henderson <rth@redhat.com>
3790 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
3791 (rs6000_elf_asm_out_destructor): New.
3792 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
3793 (DTORS_SECTION_ASM_OP): Remove.
3794 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3795 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
3797 2001-08-12 David Edelsohn <edelsohn@gnu.org>
3800 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3801 * gcc.c (set_collect_gcc_options): New function, split out from
3803 Ignore elided switches.
3804 (do_spec_1): Invoke before executing command.
3805 (set_input): Export.
3806 Move declaration ...
3807 * gcc.h (set_input): ... here.
3808 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
3811 2001-08-12 Richard Henderson <rth@redhat.com>
3813 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
3814 thinko wrt TARGET_RELOCATABLE.
3816 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
3818 * fix-header.c (cb_file_change): Update prototype.
3820 2001-08-11 Zack Weinberg <zackw@panix.com>
3822 * toplev.c (set_float_handler): Make static.
3823 * toplev.h: Don't prototype set_float_handler.
3825 * simplify-rtx.c: Don't include setjmp.h.
3826 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
3828 (simplify_unary_operation, simplify_binary_operation): Use them,
3829 via do_float_handler.
3831 * fold-const.c: Don't include setjmp.h.
3832 (exact_real_inverse_1): New function.
3833 (exact_real_inverse): Use it, via do_float_handler.
3835 * varasm.c: Don't include setjmp.h.
3836 (assemble_real_1): New function.
3837 (assemble_real): Use it, via do_float_handler.
3838 Call internal_error if we get a trap here.
3840 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
3841 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
3843 2001-08-11 Zack Weinberg <zackw@panix.com>
3845 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
3846 STACK_BOUNDARY if not already defined.
3848 * calls.c, function.c, reload1.c, explow.c: Don't default
3849 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
3850 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
3852 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
3855 * doc/tm.texi: Document that STACK_BOUNDARY is required;
3856 clarify difference between it and PREFERRED_STACK_BOUNDARY.
3858 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3860 * cppmacro.c (enter_macro_context): Push macro expansions even
3863 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3865 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
3866 (rs6000_elf_section_type_flags): Actually return a value.
3868 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3870 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
3871 Clean up code: add missing comments and prototypes, fix warnings,
3872 remove obsolete code, fix spacing to conform to coding style.
3874 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
3876 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
3877 and TARGET_ASM_CLOSE_PAREN.
3878 (regclass_map): CC register belongs to class NO_REGS.
3879 (legitimize_pic_address): Don't generate unnecessary moves
3880 (to avoid confusing loop optimization).
3881 (check_and_change_labels): Replace jump_long by indirect_jump.
3882 (s390_final_chunkify): Don't start a new literal pool on section
3883 switch in 64-bit code.
3884 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
3886 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
3887 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
3888 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
3890 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
3891 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
3892 (CONST_COSTS): Fixed incorrect costs.
3894 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
3895 Use emit_jump instead of emit_jump_insn (gen_jump).
3896 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
3897 (to avoid confusing flow analysis).
3898 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
3899 (casesi, casesi_jump): New.
3900 (jump_long): Removed. Functionality merged into indirect_jump.
3901 (indirect_jump): Accept address_operand, not just register_operand.
3902 (cjump_long, icjump_long): Use same logic as indirect_jump.
3903 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
3904 Fixed broken setjmp/longjmp handling.
3905 (do_builtin_setjmp_setup): Removed.
3907 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
3908 broken GNU as versions that don't accept .quad with large
3909 negative values. Use hexadecimal output instead.
3910 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
3911 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
3912 FUNCTION_EPILOGUE): Removed. Now in targetm.
3914 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
3916 * config/s390/fixdfdi.h: Add missing copyright statement.
3917 Fix type conflicts on 64-bit. Add missing SFmode routines.
3919 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
3922 2001-08-11 Richard Henderson <rth@redhat.com>
3924 * rtl.h (REG_EH_RETHROW): Remove.
3925 * rtl.c (reg_note_name): Update.
3926 * combine.c (distribute_notes): Don't check for it.
3928 2001-08-11 Richard Henderson <rth@redhat.com>
3930 * combine.c (distribute_notes): Place REG_SETJMP.
3932 2001-08-11 Richard Henderson <rth@redhat.com>
3934 * doc/extend.texi (Arrays and pointers implementation): Discourage
3935 relying on sign-extension of pointers.
3937 2001-08-11 H.J. Lu <hjl@gnu.org>
3939 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
3941 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
3942 RDATA_SECTION_ASM_OP.
3944 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3946 * doc/install.texi (Specific, c4x): Fix cross-reference to the
3947 main manual to work both for info and HTML versions.
3949 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3950 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3952 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
3953 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
3954 (struct cpp_pool): New member first.
3955 * cppinit.c (append_include_chain): Plug memory leaks.
3956 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
3957 Allocate pragma structures from the (aligned) macro pool to
3958 avoid leaking memory.
3959 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
3960 so we don't leak memory.
3961 * hashtable.c (ht_destroy): New.
3962 * hashtable.h (ht_destroy): New.
3964 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
3965 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3967 * c-lex.c (map): Make const.
3968 (cb_file_change): Update for callback passing a line map.
3969 Don't assume we have a previous map. Remove sanity check
3970 about popping too many files.
3971 * cpperror.c (print_location): Make map const.
3972 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
3973 (cpp_make_system_header): Similarly.
3974 (search_from): Similarly.
3975 (_cpp_execute_include): Don't remember where we came from.
3976 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
3977 (struct cpp_reader): Make map const.
3978 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
3979 * cpplib.c (do_line): Update; line maps now hold sysp.
3980 (cpp_push_buffer): Similarly.
3981 (_cpp_do_file_change): Similarly; callback with map instead.
3982 (cpp_get_line_maps): Constify return value.
3983 (_cpp_pop_buffer): Update.
3984 * cpplib.h (struct cpp_file_change): Remove.
3985 (struct cpp_callbacks): Update.
3986 (cpp_get_line_maps): Constify return value.
3987 * cppmacro.c (_cpp_create_definition): Update.
3988 * cppmain.c (struct printer): Constify map.
3989 (maybe_print_line): Similarly.
3990 (print_line): Similarly. Deduce flags 1 and 2 here.
3991 (cb_file_change): Update.
3992 * line-map.c (free_line_maps): Warn regardless.
3993 (add_line_map): Return pointer to const. When passed NULL to_file
3994 with LC_LEAVE, use the obvious values for the return point so the
3995 caller doesn't have to figure them out.
3996 (lookup_line): Return pointer to const.
3997 (print_containing_files): Take pointer to const.
3998 * line-map.h (struct line_map): New members reason, sysp.
3999 (add_line_map): Return pointer to const.
4000 (lookup_line): Similarly.
4001 (print_containing_files): Take pointer to const.
4003 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
4004 Richard Henderson <rth@redhat.com>
4006 * regmove.c (regmove_optimize): Avoid setting a register twice in
4009 2001-08-10 Richard Henderson <rth@redhat.com>
4011 * doc/extend.texi (Arrays and pointers implementation): Document
4012 behavior of pointer/integer conversion.
4014 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
4016 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
4018 2001-08-10 Richard Henderson <rth@redhat.com>
4020 * doc/extend.texi (C Implementation): New chapter.
4021 * doc/gcc.texi (Top): Link it in.
4023 2001-08-10 Andrew Cagney <ac131313@redhat.com>
4025 * doc/install.texi (Specific): Fix CVS merge botch.
4027 2001-08-10 Richard Henderson <rth@redhat.com>
4029 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
4030 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
4032 2001-08-10 Zack Weinberg <zackw@stanford.edu>
4034 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
4035 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
4036 this macro is now required.
4038 * cselib.c (cselib_process_insn), flow.c (propagate_block),
4039 loop.c (find_and_verify_loops), reload.c (reload): Check
4040 for rtx code of CALL_INSN, not CALL, when deciding if we
4041 need to check for REG_SETJMP note.
4043 * gcse.c (compute_hash_table, compute_store_table): Update
4044 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
4047 * config/avr/avr.c: Fix typo.
4048 * config/convex/convex.c (expand_movstr): Use adjust_address.
4049 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
4051 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
4052 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
4054 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
4055 Do define STACK_BOUNDARY.
4056 * config/i370/i370.c: Include expr.h.
4057 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
4058 config/pa/som.h, config/v850/v850.h: Take in_ctors and
4059 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
4060 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
4061 * config/m88k/m88k.c: Include c-tree.h after expr.h.
4062 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
4063 * config/romp/romp.c: Include expr.h after tree.h.
4065 (output_fpop): Use xmalloc, not oballoc.
4066 * config/we32k/we32k.c: Include expr.h.
4068 2001-08-10 Kazu Hirata <kazu@hxi.com>
4070 * config/h8300/h8300.h: Fix formatting.
4072 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
4074 * c-common.h (RETURN_NULLIFIED_P): Lose.
4075 * c-semantics.c (genrtl_return_stmt): Don't check it.
4077 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4079 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
4080 (mips_annotate_frame_insn): New function.
4081 (mips_emit_frame_related_store): New function.
4082 (save_restore_insns): Don't mark instructions that set up the base
4083 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
4084 the store instructions instead.
4085 (mips_expand_prologue): If the stack size is moved into a temporary
4086 register, do not mark that move as frame-related. Add a
4087 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
4089 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4091 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
4092 stack slot as unchanging if current_function_calls_eh_return.
4094 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4096 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
4097 access the second half of the TFmode scratch operand.
4099 2001-08-10 Anthony Green <green@redhat.com>
4101 * java/class.c (emit_register_classes): Conditionalize code on
4104 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4106 * doc/install.texi (Specific, avr): Fix cross-reference to the
4107 main manual to work both for info and HTML versions.
4109 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
4111 * stmt.c (expand_null_return_1): Remove code to generate simple returns
4112 and "use_goto" argument.
4113 (expand_null_return, expand_value_return): Update all callers.
4114 * function.c (expand_function_end): Remove code to generate simple
4116 * config/vax/vax.md (epilogue): New expander for function return.
4117 * doc/md.texi (epilogue): Remove "if defined".
4119 2001-08-09 Zack Weinberg <zackw@stanford.edu>
4121 * Makefile.in: Partially revert my previous change:
4122 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
4123 of the hashtab.o and safe-ctype.o rules.
4125 2001-08-09 Richard Henderson <rth@redhat.com>
4127 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
4128 (USE_COLLECT2): Remove duplicate definition.
4129 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
4130 (use_collect2): Remove dead code.
4131 * configure.in (use_collect2): Remove will_use_collect2 and
4132 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
4133 * configure: Rebuild.
4135 * target.h (targetm.asm_out.constructor): New.
4136 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
4137 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
4138 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
4139 * varasm.c (in_ctors, in_dtors): New.
4140 (assemble_constructor, assemble_destructor): Remove.
4141 (default_stabs_asm_out_destructor): New.
4142 (default_named_section_asm_out_destructor): New.
4143 (dtors_section, default_dtor_section_asm_out_destructor): New.
4144 (default_stabs_asm_out_constructor): New.
4145 (default_named_section_asm_out_constructor): New.
4146 (ctors_section, default_ctor_section_asm_out_constructor): New.
4147 * output.h: Update declarations.
4148 * c-decl.c (c_expand_body): Use target hooks instead of
4149 assemble_constructor and assemble_destructor.
4150 * profile.c (output_func_start_profiler): Likewise.
4151 * objc/objc-act.c (finish_objc): Likewise.
4152 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
4153 for the constructor.
4154 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
4156 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
4157 (DTORS_SECTION_ASM_OP): Likewise.
4158 (__CTOR_LIST__): Use attribute section when possible.
4159 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
4161 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
4162 ASM_OUTPUT_CONSTRUCTOR.
4164 * config/darwin.c (machopic_asm_out_constructor): New.
4165 (machopic_asm_out_destructor): New.
4166 * config/darwin-protos.h: Update declarations.
4167 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4168 (ASM_OUTPUT_DESTRUCTOR): Remove.
4169 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4170 * config/nextstep.c (nextstep_asm_out_constructor): New.
4171 (nextstep_asm_out_destructor): New.
4172 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4173 (ASM_OUTPUT_DESTRUCTOR): Remove.
4174 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4175 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
4176 ASM_OUTPUT_*STRUCTOR.
4177 * config/i386/aix386ng.h: Likewise.
4179 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
4180 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
4181 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4182 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4183 * config/lynx.h: Likewise.
4184 * config/netware.h: Likewise.
4185 * config/psos.h: Likewise.
4186 * config/alpha/alpha-interix.h: Likewise.
4187 * config/alpha/elf.h: Likewise.
4188 * config/arc/arc.h: Likewise.
4189 * config/arm/aof.h: Likewise.
4190 * config/arm/coff.h: Likewise.
4191 * config/arm/elf.h: Likewise.
4192 * config/c4x/c4x.h: Likewise.
4193 * config/h8300/h8300.h: Likewise.
4194 * config/i386/cygwin.h: Likewise.
4195 * config/i386/djgpp.h: Likewise.
4196 * config/i386/i386-coff.h: Likewise.
4197 * config/i386/i386-interix.h: Likewise.
4198 * config/i386/sco5.h: Likewise.
4199 * config/i386/vsta.h: Likewise.
4200 * config/i386/win32.h: Likewise.
4201 * config/i960/i960-coff.h: Likewise.
4202 * config/ia64/sysv4.h: Likewise.
4203 * config/m68hc11/m68hc11.h: Likewise.
4204 * config/m68k/coff.h: Likewise.
4205 * config/m68k/mot3300.h: Likewise.
4206 * config/m88k/m88k.h: Likewise.
4207 * config/mcore/mcore-pe.h: Likewise.
4208 * config/mcore/mcore.h: Likewise.
4209 * config/mips/elf.h: Likewise.
4210 * config/mips/elf64.h: Likewise.
4211 * config/mips/iris6.h: Likewise.
4212 * config/pa/pa64-hpux.h: Likewise.
4213 * config/rs6000/sysv4.h: Likewise.
4214 * config/sh/sh.h: Likewise.
4215 * config/sparc/litecoff.h: Likewise.
4217 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
4218 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4219 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4220 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4221 (ASM_OUTPUT_DESTRUCTOR): Remove.
4222 * config/a29k/a29k.c: Move include of tree.h.
4223 * config/a29k/udi.h: Delete file.
4224 * config/alpha/alpha.c (vms_asm_out_constructor): New.
4225 (vms_asm_out_destructor): New.
4226 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
4227 (EXTRA_SECTION_FUNCTIONS): Likewise.
4228 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4229 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4230 * config/c4x/c4x.c: Move include of tree.h.
4231 * config/clipper/clipper.c (clix_asm_out_constructor): New.
4232 (clix_asm_out_destructor): New.
4233 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4234 (ASM_OUTPUT_DESTRUCTOR): Remove.
4235 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4236 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4237 (TARGET_ASM_CONSTRUCTOR): New.
4238 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
4239 (sco_asm_out_constructor): New.
4240 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
4241 * config/i386/svr3gas.h: Remove stack grows up code.
4242 Remove code duplicated from i386/sysv3.h.
4243 (TARGET_ASM_CONSTRUCTOR): New.
4244 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4245 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
4246 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4247 (TARGET_ASM_CONSTRUCTOR): New.
4248 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
4249 (m68hc11_asm_out_destructor): New.
4250 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
4251 (TARGET_ASM_DESTRUCTOR): New.
4252 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
4253 * config/m68k/dpx2.h: Properly undef all the bits inherited from
4254 config/svr3.h pertaining to section manipulation.
4255 * config/m68k/dpx2g.h: Remove #if 0 code.
4256 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
4257 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
4258 (ASM_OUTPUT_CONSTRUCTOR): Remove.
4259 (TARGET_ASM_CONSTRUCTOR): New.
4260 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
4261 (m88k_svr3_asm_out_constructor): New.
4262 (m88k_svr3_asm_out_destructor): New.
4263 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4264 (ASM_OUTPUT_DESTRUCTOR): Remove.
4265 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4266 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
4267 * config/rs6000/aix.h: Likewise.
4268 * config/mips/rtems64.h: Don't undef removed constructor related bits.
4269 * config/mips/vxworks.h: Likewise.
4270 * config/rs6000/lynx.h: Likewise.
4271 * config/sh/elf.h: Likewise.
4272 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
4273 (DTORS_SECTION_ASM_OP): New.
4274 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4275 (ASM_OUTPUT_DESTRUCTOR): Remove.
4276 * config/sparc/sol2-sld-64.h: Likewise.
4277 * config/vax/vax.c (vms_asm_out_constructor): New.
4278 (vms_asm_out_destructor): New.
4279 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4280 (ASM_OUTPUT_DESTRUCTOR): Remove.
4281 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4283 * doc/tm.texi (@node Initialization): Update.
4285 2001-08-09 Richard Henderson <rth@redhat.com>
4287 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
4288 (__do_global_dtors_aux): Use gp-relative static data to avoid
4289 one dynamic relocation.
4290 (__do_frame_setup): Register Java classes.
4291 * config/alpha/crtend.asm (__JCR_END__): New.
4293 2001-08-09 Zack Weinberg <zackw@stanford.edu>
4295 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
4296 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
4297 (GEN, STAGESTUFF): Add new files.
4298 (insn-constants.h, s-constants, tm-preds.h, s-preds,
4299 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
4300 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
4301 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
4302 as well as insn-codes.h and insn-flags.h in config.h; and no
4303 extra headers in tconfig.h and hconfig.h.
4305 * gencodes.c: Eliminate code to generate predicate declarations
4306 or #defines for md-file constants.
4307 * genconstants.c, genpreds.c: New files.
4309 * i386.md: Re-order guard expressions such that TARGET_64BIT
4310 comes first, when this permits better optimization. Add
4311 TARGET_64BIT to more x86-64 patterns. Add comment explaining
4312 why this is desirable.
4314 2001-08-09 Jakub Jelinek <jakub@redhat.com>
4316 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
4317 (find_fde_for_dso): Remove.
4318 (_Unwind_IteratePhdrCallback): New.
4319 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
4320 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
4322 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4324 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
4325 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
4327 2001-08-09 Graham Stott <grahams@redhat.com>
4329 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
4330 (vis_no_unit): Use it.
4331 (visualize_no_unit): Add the insn only if room exists.
4333 2001-08-09 Graham Stott <grahams@redhat.com>
4335 * predict.c (estimate_probability): Replace magic numbers with
4336 appropriate enumeration.
4338 2001-08-09 Graham Stott <grahams@redhat.com>
4340 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
4342 (EXTRACT_FLAGS): Likewise.
4344 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
4346 * config/mips/mips.c (mips_legitimate_address_p): Check for
4347 CONST_INT in last patch.
4349 2001-08-08 Anthony Green <green@redhat.com>
4351 * java/class.c (emit_register_classes): Use assemble_jcr if
4352 possible. Keep the original mechanism as a fallback.
4353 * defaults.h (JCR_SECTION_NAME): Define if we have named section
4354 and weak symbol support.
4355 * crtstuff.c (__JCR_LIST__): Define.
4356 (__JCR_END__): Define.
4357 (_Jv_RegiserClasses): Define weak symbol if possible.
4358 (__do_global_ctors_aux): Register classes for ELF targets with
4359 weak symbol support.
4361 2001-08-08 Kazu Hirata <kazu@hxi.com>
4363 * dbxout.c: Fix comment formatting.
4364 * dependence.c: Likewise.
4366 * diagnostic.c: Likewise.
4367 * dominance.c: Likewise.
4368 * doprint.c: Likewise.
4369 * dwarf2out.c: Likewise.
4370 * dwarfout.c: Likewise.
4371 * emit-rtl.c: Likewise.
4372 * except.c: Likewise.
4373 * explow.c: Likewise.
4374 * expmed.c: Likewise.
4377 * fold-const.c: Likewise.
4378 * function.c: Likewise.
4380 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4382 * global.c (retry_global_alloc): Avoid shadowing allocno.
4384 2001-08-08 Mark Mitchell <mark@codesourcery.com>
4386 * except.c (remove_fixup_regions): Fix typo.
4388 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
4390 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
4391 unsigned HOST_WIDE_INT to avoid warning.
4392 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
4393 * flow.c (set_block_for_new_insns): Likewise.
4395 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
4397 * sibcall.c (return_value_pseudo): New static variable.
4398 (skip_copy_to_return_value): Handle return_value_pseudo.
4399 (call_ends_block_p): Ensure that return_value_pseudo is set.
4400 (optimize_sibling_and_tail_recursive_call): Discover the
4401 load of pseudo return value in alternate exit block.
4403 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4405 * calls.c (ECF_ALWAYS_RETURN): New constant.
4406 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
4407 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
4408 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
4409 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
4410 * rtl.c (reg_note_name): New name.
4411 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
4413 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
4415 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
4417 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
4419 * alias.c (get_alias_set): Return a previously calculated
4420 alias set for a VAR_DECL.
4421 * function.c (gen_mem_addressof): Calculate the alias set before
4424 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
4426 * predict.def: Set hitrates according our experimental run.
4428 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4430 * i386.h (HARD_REGNO_RENAME_OK): New macro.
4432 2001-08-08 H.J. Lu <hjl@gnu.org>
4434 * config/mips/mips.c (mips_unique_section): New. Copied from
4437 * config/mips/mips-protos.h (mips_unique_section): New
4440 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
4442 * config/mips/little.h: New. Generic little endian mips
4443 targets. Only mips*-*-linux* is converted to use it so far.
4445 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
4446 (WCHAR_TYPE): Defined
4447 (WCHAR_TYPE_SIZE): Likewise.
4448 (INIT_SUBTARGET_OPTABS): Likewise.
4449 (BSS_SECTION_ASM_OP): Likewise.
4450 (SBSS_SECTION_ASM_OP): Likewise.
4451 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
4452 (ASM_DECLARE_OBJECT_NAME): Likewise.
4453 (UNIQUE_SECTION): Likewise.
4454 (EXTRA_SECTIONS): Likewise.
4455 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4456 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4457 (ASM_OUTPUT_DEF): Likewise.
4458 (HANDLE_SYSV_PRAGMA): Removed.
4459 (NO_IMPLICIT_EXTERN_C): Likewise.
4460 (TARGET_MEM_FUNCTIONS): Likewise.
4461 (STARTFILE_SPEC): Likewise.
4462 (ENDFILE_SPEC): Likewise.
4463 (LIB_SPEC): Likewise.
4464 (INVOKE__main): Likewise.
4465 (CTOR_LIST_BEGIN): Likewise.
4466 (CTOR_LIST_END): Likewise.
4467 (DTOR_LIST_BEGIN): Likewise.
4468 (DTOR_LIST_END): Likewise.
4469 (SET_ASM_OP): Likewise.
4470 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4471 (ASM_OUTPUT_DEF): Likewise.
4472 (ASM_OUTPUT_IDENT): Likewise.
4474 * config/mips/mips.h (ASM_SPEC): Undefine before define.
4475 (CPLUSPLUS_CPP_SPEC): Likewise.
4476 (ASM_APP_ON) Redefine only if not defined.
4477 (ASM_APP_OFF): Likewise.
4478 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4479 (ASM_OUTPUT_IDENT): Likewise.
4481 * config.gcc: Update tm_file for Linux/mips.
4483 2001-08-08 Bernd Schmidt <bernds@redhat.com>
4485 * cselib.c (cselib_record_sets): If insn is predicated, turn
4486 sources into IF_THEN_ELSEs.
4488 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
4489 Turn into define_insn_and_split.
4491 * sched-deps.c: Include "cselib.h".
4492 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
4493 Use cselib to turn memory addresses into VALUEs.
4494 (sched_analyze): Call cselib_init/cselib_finish if necessary.
4495 * sched-int.h (struct sched_info): New member USE_CSELIB.
4496 * sched-ebb.c (ebb_sched_info): Initialize it.
4497 * sched-rgn.c (rgn_sched_info): Likewise.
4498 * Makefile.in (sched-deps.o): Update dependencies.
4500 * cselib.h (cselib_subst_to_values): Declare.
4501 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
4502 that have no value and autoincs to be handled by generating a new
4505 2001-08-08 Graham Stott <grahams@redhat.com>
4507 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
4508 within fixed length SEQUENCE.
4510 2001-08-08 Graham Stott <grahams@redhat.com>
4512 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
4513 (diagnostic_prefixing_rule): Likewise.
4514 (diagnostic_line_cutoff): Likewise.
4515 (diagnostic_kind_count): Likewise.
4517 2001-08-08 Graham Stott <grahams@redhat.com>
4519 * alias.c (find_base_decl): Delete redundent assignment.
4521 2001-08-08 Graham Stott <grahams@redhat.com>
4523 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
4524 (abs): Uppercase and paranthesize macro parameter.
4525 (MEM_DEPENDENCY): Add whitespace.
4527 2001-08-08 Graham Stott <grahams@redhat.com>
4529 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
4530 failure check for CONST_INT
4532 2001-08-08 Graham Stott <grahams@redhat.com>
4534 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
4535 (libcall_dead_p): Likewise.
4537 (mark_used_regs): Constify fmt.
4538 (find_use_as_address): Likewise.
4540 2001-08-08 Graham Stott <grahams@redhat.com>
4542 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
4545 2001-08-08 Graham Stott <grahams@redhat.com>
4547 * combine.c (combine_simplify_rtx): Update comment and
4548 remove erroneous test.
4550 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4552 * cppinit.c (cpp_finish): Pop the final buffer without comment.
4553 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
4554 take care to avoid multiple no-newline at EOF warnings in that
4557 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
4559 * calls.c (expand_call): Do not emit INSN_SETJMP note.
4560 (emit_library_call_value_1): Likewise.
4561 (emit_call_1): Emit REG_SETJMP note.
4562 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
4564 * cselib.c (cselib_process_insn): Likewise.
4565 * flow.c (propagate_block): Likewise.
4566 * loop.c (find_and_verify_loops): Likewise.
4567 * reload.c (find_equiv_regs): Likewise.
4568 * reload1.c (reload): Likewise.
4569 * resource.c (mark_referenced_resources,
4570 mark_set_resources): Likewise.
4571 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
4572 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
4573 * haifa-sched.c (unlink_other_notes): Likewise.
4574 (reemit_notes): Likewise.
4575 * sched-ebb.c (sched_ebb): Likewise.
4576 * sched-rgc.c (sched_region): Likewise.
4577 * rtl.c (note_insn_name): Likewise.
4578 (reg_note_name): Add REG_SETJMP
4579 * rtl.h (reg_note): Add REG_SETJMP.
4580 (insn_note): Remove NOTE_INSN_SETJMP.
4582 * profile.c (branch_prob): Add fake edges for setjmp.
4584 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
4586 * config.gcc: Quote target_cpu_default2 correctly for
4587 powerpc*-*-* targets.
4589 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4591 * cpplib.h, line-map.h: Update comments.
4592 * cppmain.c (printer_init): Move inline.
4593 (maybe_print_line, print_line): Take a map pointer.
4594 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
4595 (cb_file_change): Don't use prior value of print.map.
4597 2001-08-07 David Edelsohn <edelsohn@gnu.org>
4599 * doc/install.texi: Document fine-grained multilib configuration.
4601 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4603 * rtlanal.c (find_first_parameter_load): Call note_stores
4604 only on the instructions.
4606 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
4608 * alias.c (nonlocal_mentioned_p):
4609 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
4610 * calls.c (emit_call_1): Likewise.
4611 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
4612 * cselib.c (cselib_process_insn): Likewise.
4613 * df.c (df_insns_modify): Likewise.
4614 * flow.c (need_fake_edge_p): Likewise.
4615 (propagate_one_insn): Likewise.
4616 * haifa-sched.c (reemit_notes): Likewise.
4617 * integrate.c (copy_insn_list): Likewise.
4618 * jump.c (delete_prior_computation): Likewise.
4619 * local-alloc.c (validate_equiv_mem): Likewise.
4620 * loop.c (scan_loop): Likewise.
4621 * predict.c (estimate_probability): Likewise.
4622 * reload.c (reload): Likewise.
4623 * sched-deps (sched_analyze): Likewise.
4624 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
4625 * gcse.c (compute_hash_table): Likewise.
4626 (mark_call): Likewise.
4627 (store_killed_in_insn): Likewise.
4629 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
4631 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
4633 2001-08-06 Richard Henderson <rth@redhat.com>
4635 * varasm.c (assemble_gc_entry): Remove.
4636 * output.h: Likewise.
4638 2001-08-06 Richard Henderson <rth@redhat.com>
4640 * varasm.c (assemble_constructor): Take a symbol_ref and a
4641 priority instead of a bare string. Move priority handling
4642 here from cp/decl2.c.
4643 * output.h: Update decls.
4645 * c-decl.c (c_expand_body): Update calls to assemble_constructor
4646 and assemble_destructor.
4647 * profile.c (output_func_start_profiler): Likewise.
4648 * objc/objc-act.c (finish_objc): Likewise.
4649 (build_module_descriptor): Return the symbol not the symbol name.
4651 2001-08-06 David Edelsohn <edelsohn@gnu.org>
4653 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
4654 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
4655 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
4656 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
4657 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
4658 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
4660 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4662 * cpperror.c (print_containing_files): Moved to line-map.c.
4663 (print_location): line-map.c handles re-listing or otherwise.
4664 * cpphash.h (struct lexer_state): Remove next_bol.
4665 (struct cpp_buffer): Remove include_stack_listed.
4666 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
4667 Remove faked buffer handling.
4668 (_cpp_do_file_change): Tweak.
4669 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
4670 * cppmain.c (struct printer): Remove filename.
4671 (print_line, cb_file_change): Update accordingly.
4672 * line-map.c: Include intl.h.
4673 (init_line_maps): Initialize last_listed.
4674 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
4675 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
4676 (print_containing_files): New.
4677 * line-map.h (struct line_maps): New member last_listed.
4678 (print_containing_files, INCLUDED_FROM): New.
4679 * Makefile.in: Update.
4680 * po/POTFILES.in: Add line-map.c.
4682 2001-08-06 Richard Henderson <rth@redhat.com>
4684 * except.c (convert_from_eh_region_ranges_1): Never mark
4685 USE or CLOBBER insns as throwing.
4687 * expr.c (store_constructor): Don't clobber memory targets.
4689 2001-08-06 Andreas Jaeger <aj@suse.de>
4691 * profile.c (branch_prob): Remove unused variable insn.
4693 * Makefile.in (local-alloc.o): Add dependency on except.h.
4695 * local-alloc.c: Include except.h for can_throw_internal prototype.
4697 2001-08-06 Richard Henderson <rth@redhat.com>
4699 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
4700 * function.c (expand_main_function): Implement it.
4701 * doc/tm.texi: Document it.
4703 2001-08-06 Stan Shebs <shebs@apple.com>
4705 * doc/install.texi: Document powerpc-*-darwin* details.
4707 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
4709 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
4710 (ASM_CPU_SPEC): Move back to rs6000.h
4711 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
4713 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
4715 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
4718 * config/rs6000/linux64.h: Ditto.
4720 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4721 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
4724 Remove accidently readded definitions of FUNCTION_PROLOGUE,
4725 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
4727 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
4730 2001-08-05 Richard Henderson <rth@redhat.com>
4732 * local-alloc.c (update_equiv_regs): Do not move insns that
4735 2001-08-05 Jan Hubicka <jh@suse.cz>
4737 * Makefile.in (reload1.o): Add dedendancy on except.h
4738 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
4740 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
4741 indicating wehther edges has been cleaned up.
4742 * reload1.c: Inlucde except.h
4743 (fixup_abnormal_edges): Accept deleted insns.
4744 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
4747 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
4749 * cpplib.c (do_line): Correct line number after pop_buffer.
4751 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4753 PR preprocessor/3824
4754 * line-map.c: Update comments.
4755 * line-map.h: Update comments.
4756 * tradcif.y: Don't consider large numbers unsigned.
4758 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
4760 PR preprocessor/3081
4761 * c-lex.c (map): New.
4762 (cb_file_change): Update map and use it.
4763 (cb_def_pragma, cb_define, cb_undef): Use map and line.
4764 (c_lex): Update to use map.
4765 * cpperror.c (print_location): Move to using logical line numbers.
4766 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
4767 (cpp_make_system_header): Similarly.
4768 (_cpp_execute_include): Stop line numbering hacks. Store the
4769 line we will return to.
4770 * cpphash.h (CPP_BUF_LINE): Remove.
4771 (struct cpp_buffer): Remove lineno and pseudo_newlines.
4772 Add map and return_to_line.
4773 (_cpp_do_file_change): Update.
4774 * cppinit.c (cpp_start_read): Update line kludge.
4775 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
4776 (trigraph_ok): Use logical line numbers for diagnostics.
4777 (skip_block_comment): Likewise.
4778 (skip_whitespace): Likewise.
4779 (skip_line_comment): Use pfile->line instead.
4780 (_cpp_lex_token): Update to use logical line numbering exclusively.
4781 Handle BOL locally. Accept new lines in directives, but keep
4782 pfile->line decremented. Diagnostics use logical lines. Update
4784 * cpplib.c (SEEN_EOL): New.
4785 (skip_rest_of_line, check_eol): Use it.
4786 (end_directive): Increase line number when accepting the newline
4787 at the end of a directive.
4788 (run_directive): Simplify.
4789 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
4790 (_cpp_do_file_change): Update to take buffer line number as an
4791 argument, and store the current map in the cpp_reader. Remove
4792 line number kludges.
4793 (_cpp_do__Pragma): Restore output position after a _Pragma.
4794 (cpp_push_buffer): Don't set output line or lineno.
4795 (_cpp_pop_buffer): Transfer more info from a faked buffer.
4796 Remove line kludge. Set output_line.
4797 * cppmacro.c (builtin_macro): Update handling of __LINE__.
4798 (parse_arg): Use logical lines.
4799 (save_lookahead_token): Save EOFs too now.
4800 * cppmain.c (struct printer): Fix comments.
4801 (printer_init): Simplify, let caller do errors.
4802 (scan_translation_unit, check_multiline_token, dump_macro): Update.
4803 (maybe_print_line): Simplify.
4804 (print_line): Don't print a linemarker if -P.
4805 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
4806 (cb_file_change): Simplify.
4807 * line-map.h (LAST_SOURCE_LINE): Fix.
4808 (CURRENT_LINE_MAP): New.
4810 2001-08-05 Bernd Schmidt <bernds@redhat.com>
4812 * doloop.c (doloop_modify_runtime): Properly compute number of
4813 iterations if loop was unrolled.
4815 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
4816 if their CSELIB_VAL_PTRs are.
4818 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
4819 (setup_spill_pointers): Initialize it.
4820 (spill_restore_mem): Set it.
4821 (do_spill, do_restore): Use it to add REG_INC note.
4822 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
4824 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
4825 asms if other insns are available.
4827 * config/ia64/ia64.c (condop_operator): New predicate.
4828 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
4829 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
4832 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
4833 temporary register than directly using a MEM.
4835 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4837 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
4838 parameter in last change.
4840 2001-08-04 Zack Weinberg <zackw@panix.com>
4842 * sparc.md: Don't use #if inside C test expression.
4844 2001-08-04 Richard Henderson <rth@redhat.com>
4846 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
4848 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
4850 * cpphash.h (struct cpp_reader): New member directive_line.
4851 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
4852 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
4853 do_pragma): Pass line to callbacks.
4854 (start_directive): Record line of directive.
4855 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
4856 cb_include): Similarly.
4857 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
4860 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4862 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
4865 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4867 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
4869 * reload1.c (fixup_abnormal_edges): New static function.
4872 * flow.c (need_fake_edge_p): New function.
4873 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
4874 avoid call insn to be very last insn in the insn stream.
4876 * profile.c (branch_prob): Call flow_call_edges_add instead of
4877 doing that by hand; cleanup cfg to re-merge basic blocks once
4880 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
4882 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
4883 are also on line-map.h.
4884 * cppfiles.c (stack_include_file): Update.
4885 * cpphash.h (struct cpp_buffer): New member return_at_eof.
4886 (_cpp_pop_buffer): New.
4887 * cppinit.c (cpp_destroy, cpp_finish): Update.
4888 (do_includes): Mark each buffer to return at EOF.
4889 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
4890 return as requested.
4891 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
4892 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
4893 * cpplib.h (cpp_pop_buffer): Remove.
4894 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
4895 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
4897 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
4899 (do_preprocessing): Update.
4900 * fix-header.c (read_scan_file): Update. No need to pop buffers.
4901 * c-parse.in (_yylex): Similarly.
4902 * scan-decls.c (scan_decls): Similarly.
4903 * line-map.h: Update comments.
4905 * objc/Make-lang.in (objc-act.o): Update dependencies.
4907 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4909 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
4910 and soft register for operand 0.
4911 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
4913 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4915 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
4916 register for operand 0.
4917 ("bitcmpqi_z_used"): Allow memory for operand 0.
4918 (split "bitcmpqi"): New split to handle address reg as operand 1.
4920 2001-08-04 Andreas Jaeger <aj@suse.de>
4922 * gcse.c: Revert Daniel's last patch.
4924 2001-08-03 Zack Weinberg <zackw@stanford.edu>
4926 * sparc-protos.h: Add prototypes for fp_zero_operand and
4928 * sh-protos.h: Add prototype for fpul_operand.
4930 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
4932 * doc/extend.texi (Other Builtins): Fix typo in last change.
4934 2001-08-03 Richard Henderson <rth@redhat.com>
4936 * target.h (gcc_target): Add asm_out.named_section,
4937 section_type_flags, have_named_sections.
4938 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
4939 (TARGET_HAVE_NAMED_SECTIONS): New.
4940 (TARGET_SECTION_TYPE_FLAGS): New.
4942 * Makefile.in (toplev.o): Depend on TARGET_H.
4943 (varasm.o, dbxout.o): Likewise.
4944 * c-common.c (decl_attributes): Check targetm.have_named_sections
4945 instead of ifdef ASM_OUTPUT_SECTION_NAME.
4946 * dbxout.c (dbxout_function_decl): Likewise.
4947 (dbxout_function_end): Likewise.
4948 * toplev.c (compile_file): Likewise.
4949 * varasm.c (exception_section): Likewise.
4950 * cp/decl2.c (finish_objects): Likewise.
4952 * defaults.h (EH_FRAME_SECTION): Remove.
4953 (EH_FRAME_SECTION_ASM_OP): Remove.
4954 (EH_FRAME_SECTION_NAME): New.
4955 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
4956 (UNIQUE_SECTION_P): Remove.
4957 * dwarf2out.c (SECTION_FORMAT): Remove.
4958 (ASM_OUTPUT_SECTION): Remove.
4959 (output_call_frame_info): Use named_section_flags.
4960 (output_comp_unit, dwarf2out_start_source_file): Likewise.
4961 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
4962 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
4963 * varasm.c (in_eh_frame, eh_frame_section): Remove.
4964 (named_section_flags): New.
4965 (named_section): Use it and targetm.section_type_flags.
4966 (resolve_unique_section): New.
4967 (assemble_start_function): Use it.
4968 (asm_emit_uninitialised, assemble_variable): Likewise.
4969 (default_section_type_flags): New.
4970 (default_no_named_section, default_elf_asm_named_section): New.
4971 (default_coff_asm_named_section, default_pe_asm_named_section): New.
4972 * output.h: Update varasm.c decls.
4973 (SECTION_*): New flags.
4975 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
4976 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
4978 * config/elfos.h (UNIQUE_SECTION_P): Remove.
4979 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
4980 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
4981 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4982 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
4983 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
4984 * config/mips/elf.h, config/mips/elf64.h: Likewise.
4985 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
4986 * config/pa/pa64-hpux.h,
4988 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
4989 (TARGET_ASM_NAMED_SECTION): New.
4990 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
4991 * config/alpha/vms.h, config/arm/coff.h: Likewise.
4992 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
4993 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
4994 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
4995 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
4996 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
4997 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
4998 * config/i386/sco5.h, config/i386/win32.h: Likewise.
4999 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
5000 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
5001 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
5002 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
5003 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
5004 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
5005 * config/sparc/sysv4.h: Likewise.
5007 * config/nextstep.h: Error until named sections implemented.
5009 * config/a29k/a29k.c (a29k_asm_named_section): New.
5010 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
5011 (vms_section_type_flags, vms_asm_named_section): New.
5012 * config/arm/arm.c (arm_elf_asm_named_section): New.
5013 * config/avr/avr.c (asm_output_section_name): Remove.
5014 * config/avr/avr-protos.h: Update.
5015 * config/c4x/c4x.c (c4x_asm_named_section): New.
5016 * config/h8300/h8300.c (h8300_asm_named_section): New.
5017 * config/i386/i386.c (sco_asm_named_section): New.
5018 * config/i386/winnt.c (SECTION_PE_SHARED): New.
5019 (i386_pe_section_type_flags): New.
5020 (i386_pe_asm_named_section): New.
5021 * config/i386/i386-protos.h: Update.
5022 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
5023 * config/mcore/mcore.c (mcore_asm_named_section): New.
5024 * config/mips/mips.c (iris6_asm_named_section): New.
5025 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
5026 instead of UNIQUE_SECTION_P.
5027 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
5028 (xcoff_asm_named_section): New.
5029 * config/sh/sh.c (sh_asm_named_section): New.
5030 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
5032 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
5033 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
5034 (EH_FRAME_SECTION_NAME): New.
5035 (EXCEPTION_SECTION): New.
5036 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
5037 (DEBUG_*_SECTION): Remove.
5038 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
5039 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
5040 (EH_FRAME_SECTION_ASM_OP): Remove.
5042 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
5043 (ASM_OUTPUT_SECTION_NAME): Remove.
5044 (TARGET_ASM_NAMED_SECTION): New.
5045 (TARGET_HAVE_NAMED_SECTIONS): New.
5046 (TARGET_SECTION_TYPE_FLAGS): New.
5047 (EH_FRAME_SECTION_ASM_OP): Remove.
5048 (EH_FRAME_SECTION_NAME): New.
5050 2001-08-03 Zack Weinberg <zackw@stanford.edu>
5052 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
5053 for complex expressions when cfun == 0.
5054 * doc/extend.texi: Document that __builtin_constant_p can be
5055 used in data initializers as well as functions.
5057 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
5059 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
5060 variable I locally, instead of expecting a declaration in the
5063 2001-08-03 Richard Henderson <rth@redhat.com>
5065 * except.c (collect_one_action_chain): Add an explicit cleanup
5066 action if regions surrounding a catch were encoded entirely
5067 within the call-site entry.
5069 2001-08-03 Richard Henderson <rth@redhat.com>
5071 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
5072 don't take REGNO of a non-register.
5074 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5076 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
5077 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
5078 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
5079 (__gthread_mutex_init_function): New function for mutex initialization.
5081 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5083 * Makefile.in: Revert screwed up commit.
5085 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5087 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
5088 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
5089 merged by linker script to get a final _exit().
5090 (__do_global_dtors): New for destructor handling in specific exit
5092 (__do_global_ctors): New for constructors in specific install section.
5093 (__map_data_section): Map data sections before running constructors.
5094 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
5095 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
5096 (DTORS_SECTION_ASM_OP): Likewise.
5097 (CTORS_SECTION_FUNCTION): Define to force a reference to
5099 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
5101 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5103 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
5105 * Makefile.in: Add df.h to gcse.c dependencies.
5107 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5109 * varasm.c (output_constant_def_contents): Use for the length of a
5110 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
5111 depending on which is larger.
5113 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5115 * gcse.c: Include df.h for use as a dataflow analyzer.
5117 Declaration of reg_set_info: gone.
5118 New df_analyzer variable used by store motion.
5119 (reg_set_info): Deleted.
5120 (mark_mem_regs): New function, analyze regs used by a mem.
5121 (store_ops_ok): Use dataflow analyzer results to determine if
5122 necessary regs are changed in the block.
5123 (find_moveable_store): Remove check for symbol ref, we can handle
5124 much more complex expressions now.
5125 (compute_store_table): Remove most of the code, it's unnecessary
5126 now that the dataflow analyzer records the info for us.
5127 (store_killed_after): Add parameter to say whether to do the
5128 store_ops_okay test, used to speed up testing when we already know
5129 the answer, and just want to know if the store itself was killed.
5130 (build_store_vector): Largely rewritten to calculate the various
5131 vectors properly, and somewhat optimized.
5132 (store_motion): Init the df_analyzer, get REG_DEF chains.
5133 Also handle trapping expressions (since mems almost always trap)
5134 (simple_mem): Redefine what a simple mem is.
5136 2001-08-03 DJ Delorie <dj@redhat.com>
5138 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
5139 set from a constant part of the condition.
5141 2001-08-01 Andrew Cagney <ac131313@redhat.com>
5143 * mkdeps.c (deps_add_default_target): Make local variable
5144 ``start'' a const char pointer.
5145 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
5147 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5149 * doc/install.texi (Configuration): Fix markup.
5150 (Specific, i?86-*-udk): Likewise.
5151 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
5153 Document --enable-threads and --enable-libgcj status.
5154 (Specific, mips-sgi-irix*): Canonicalize triples.
5155 (Specific, mips-sgi-irix5): Warn about problems with this config.
5156 Mention required GNU as patch.
5157 Native assembler problems are fixed.
5158 (Specific, mips-sgi-irix6): Update O32 ABI support status.
5159 Document --enable-threads and --enable-libgcj status.
5161 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
5163 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
5166 2001-08-03 Richard Henderson <rth@redhat.com>
5168 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
5171 2001-08-03 Richard Henderson <rth@redhat.com>
5173 * rtlanal.c (find_first_parameter_load): Stop if we
5174 reach a CODE_LABEL at BOUNDARY.
5176 2001-08-03 Richard Henderson <rth@redhat.com>
5178 * config/alpha/alpha.md (force_movdi): New insn.
5179 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
5180 Tweek FRP marking of VMS prologue insns.
5181 * config/alpha/vms.h (EPILOGUE_USES): New.
5183 2001-08-02 Richard Henderson <rth@redhat.com>
5185 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
5187 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
5189 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
5190 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
5191 config/convex/convex.h, config/d30v/d30v.c,
5192 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
5193 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
5194 config/mips/mips.h, config/mn10200/mn10200.h,
5195 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
5196 config/v850/v850.h, config/vax/openbsd.h,
5197 config/vax/openbsd1.h, config/vax/ultrix.h,
5198 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
5199 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
5200 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
5201 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
5202 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
5203 in comments and documentation.
5205 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5209 * Makefile.in (line-map.o): New.
5210 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
5211 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
5212 * cpperror.c (print_containing_files): Similarly.
5213 (print_location): Update. Don't output a space before _Pragma.
5214 * cppfiles.c (stack_include_file): Set to line 1 immediately.
5215 (stack_include_filee, cpp_make_system_header): Update.
5216 (_cpp_execute_include): Get logical line number right for calling
5217 as-yet-unterminated #include.
5218 * cpphash.h (struct cpp_reader): Add line_maps.
5219 (_cpp_do_file_change): Update.
5220 * cppinit.c (cpp_create_reader): Initialize line maps.
5221 (cpp_destroy): Destroy line maps.
5222 (cpp_start_read): Get logical line number right.
5223 * cpplex.c (parse_string): Only warn once for multi-line strings.
5224 Use boolean variable for null warning.
5225 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
5227 (do_include_common): End the directive early.
5228 (do_line): Don't warn about out-of-range lines in preprocessed
5229 source. Update. Remove unused variables.
5230 (_cpp_do_file_change): Update for new line mapping.
5231 (pragma_cb): New typedef.
5232 (cpp_register_pragma): Stop looking ahead before calling the
5234 (do_pragma_system_header): End directive early.
5235 (cpp_get_line_maps): New.
5236 (cpp_pop_buffer): Fudge logical line. Update.
5237 * cpplib.h: Include line-map.h
5238 (enum cpp_fc_reason): Remove.
5239 (struct cpp_file_change): Update.
5240 (cpp_get_line_maps): New.
5241 * cppmain.c (struct_printer): New member map.
5242 (cb_file_change): Update for new mappings.
5243 * fix-header.c (cb_file_change): Similarly.
5245 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
5247 * Makefile.in (libgcc.mk): Define mkinstalldirs.
5248 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
5250 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
5252 * config/vax/vax.c: include expr.h.
5254 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
5256 * Makefile.in ($(srcdir)/configure): Only rebuild in
5258 ($(srcdir)/config.in): Only define in maintainer mode.
5259 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
5261 2001-08-02 David Edelsohn <edelsohn@gnu.org>
5263 * doc/install.texi (Install GCC: Binaries): Update Bull info.
5265 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5267 * gcc.c (set_collect_gcc_options): New function, split out from
5269 Ignore elided switches.
5270 (do_spec_1): Invoke before executing command.
5271 (set_input): Export.
5272 Move declaration ...
5273 * gcc.h (set_input): ... here.
5274 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5277 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
5280 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
5282 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
5284 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
5286 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
5287 for the unnamed instructions it expands to.
5289 2001-08-02 Richard Henderson <rth@redhat.com>
5291 * regclass.c (call_really_used_regs): Conditionally define.
5292 (init_reg_sets_1): Don't use it if not defined.
5293 (fix_register): Similarly, don't set it.
5295 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5297 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
5298 Correct comment that had been missed in the previous change.
5300 2001-08-01 Stan Shebs <shebs@apple.com>
5302 * config/darwin.c (machopic_stub_name): Try matching by name.
5303 (update_stubs): New function.
5304 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
5307 2001-08-01 Richard Henderson <rth@redhat.com>
5309 * except.c (output_function_exception_table): Use assemble_align.
5310 * varasm.c (assemble_eh_label): Remove.
5311 (assemble_eh_align, assemble_eh_integer): Remove.
5313 2001-08-01 Robert Lipe <robertl@caldera.com>
5315 * dwarfout.c: Remove reference to README.DWARF.
5317 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
5319 * regclass.c (call_really_used_regs): New array for registers which
5320 are actually used by a call.
5321 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
5323 (fix_register): Set call_really_used too.
5324 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
5325 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
5327 2001-08-01 Richard Henderson <rth@redhat.com>
5329 * read-rtl.c (read_name): Consider \r whitespace.
5331 2001-07-11 Andrew Cagney <ac131313@redhat.com>
5333 * config.gcc: Recognize powerpc-*-netbsd*.
5335 * doc/install.texi (Host/target specific installation notes for
5336 GCC): Mention powerpc-*-netbsd*.
5338 * config/rs6000/netbsd.h: New file.
5339 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
5340 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
5341 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
5342 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
5343 (TARGET_VERSION): Redefine.
5345 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
5346 mcall-netbsd as a match for mcall-sysv.
5347 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
5348 (ncrti.S, ncrtn.S): New targets.
5349 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
5351 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
5352 "netbsd' as a V4 ABI.
5353 (ASM_SPEC): Check for -mcall-netbsd.
5354 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
5355 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
5356 (LIB_SPEC, ENDFILE_SPEC): Ditto.
5357 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
5358 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
5359 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
5360 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
5362 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
5363 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
5365 2001-08-01 Mark Kettenis <kettenis@gnu.org>
5367 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
5368 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
5369 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
5370 including "unwind-pe.h".
5372 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
5374 * rs6000.md (define_splits): Kill unused constraints.
5376 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
5377 Jan Hubicka <jh@suse.cz>
5379 * function.c (thread_prologue_and_epilogue_insns): Kill code
5380 dealing with non-existent CFG.
5382 2001-08-01 Kazu Hirata <kazu@hxi.com>
5384 * alias.c: Fix comment formatting.
5385 * bitmap.c: Likewise.
5386 * builtins.c: Likewise.
5387 * calls.c: Likewise.
5388 * c-common.c: Likewise.
5389 * c-decl.c: Likewise.
5390 * c-dump.c: Likewise.
5391 * c-lex.c: Likewise.
5392 * collect2.c: Likewise.
5393 * combine.c: Likewise.
5394 * conflict.c: Likewise.
5395 * cppfiles.c: Likewise.
5396 * cppinit.c: Likewise.
5397 * cpplex.c: Likewise.
5398 * cpplib.c: Likewise.
5399 * cppmacro.c: Likewise.
5400 * cppspec.c: Likewise.
5401 * c-pragma.c: Likewise.
5402 * crtstuff.c: Likewise.
5404 * cselib.c: Likewise.
5405 * c-semantics.c: Likewise.
5406 * c-typeck.c: Likewise.
5408 2001-08-01 H.J. Lu <hjl@gnu.org>
5410 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
5412 2001-08-01 H.J. Lu <hjl@gnu.org>
5414 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
5416 2001-08-01 Ziemowit Laski <zlaski@apple.com>
5418 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
5419 contextualizing Objective-C class name lookup by the lexer.
5420 (typespec_reserved_nonattr): Disable ObjC class name lookup after
5422 (protocoldef): Add support for forward @protocol declarations.
5423 (yylexname): Suppress ObjC class name lookup in certain contexts;
5424 re-enable after lookup is complete.
5425 (_yylex): Re-enable ObjC class name lookup when certain
5426 punctuation marks are seen.
5428 * objc/objc-act.c (check_protocol_recursively): New function used
5429 for finding circular dependencies in protocols.
5430 (objc_declare_protocols): New function for handling forward
5431 @protocol declarations.
5432 (receiver_is_class_object): Detect the case when 'self' is used
5433 inside of a class method.
5434 (build_message_expr): Issue a warning if class method is desired
5435 but instance method is found instead.
5436 (conforms_to_protocol): Streamline.
5437 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
5438 protocol Foo, even if 'Bar foo' does not.
5439 (check_protocols): Streamline.
5440 (start_protocol): Add checks for circular and duplicate protocol
5442 (encode_aggregate_within): For typedefs of structs, encode the
5444 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
5445 (objc_declare_protocols): New prototype.
5447 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5449 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
5450 * cpplex.c (handle_newline): Update prototype. Maintain logical
5452 (skip_escaped_newlines, skip_block_comment, parse_string):
5454 (_cpp_lex_token): Update, and store token position within the token.
5455 * cpplib.h (struct cpp_token): Add line and column entries.
5456 * cppmacro.c (replace_args): Position stringified tokens correctly.
5458 2001-08-01 Andreas Jaeger <aj@suse.de>
5460 * basic-block.h: Add prototype for last_loop_beg_note.
5462 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
5464 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
5465 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
5467 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
5468 while handling WITH_CLEANUP_EXPR node. Use second operand calling
5469 expand_decl_cleanup.
5470 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
5472 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
5473 operand while calling simple_cst_equal.
5474 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
5475 operand is the cleanup expression, the third is the RTL_EXPR.
5476 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
5478 2001-07-31 Jeff Sturm <jsturm@one-point.com>
5480 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
5482 2001-07-31 matthew green <mrg@eterna.com.au>
5484 * config.gcc (i386-*-netbsdelf): New description.
5485 * config/i386/netbsd-elf.h: New file.
5487 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
5489 * loop.c (check_dbra_loop): Use single_set to compute
5492 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
5494 PowerPC reorg and support for powerpc64-*-linux*.
5496 Also fixes emitting of constants on 32 bit and 64 bit
5499 * config.gcc: powerpc64-*-linux* is a new target.
5500 Things that needed aix.h now also include xcoff.h
5502 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
5504 Move AIX specific stuff into aix.h.
5505 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
5506 with more than just XCOFF now.
5507 (SET_ASM_OP): Remove, now defined where needed.
5508 (FUNCTION_PROLOGUE): New macro definition.
5509 (FUNCTION_EPILOGUE): New macro definition.
5510 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
5512 * config/rs6000/xcoff.h: New file.
5514 * config/rs6000/linux64.h: New file.
5516 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
5518 2001-07-31 Alan Modra <amodra@bigpond.net.au>
5520 * rs6000.c (print_operand_address): Handle ELF syntax.
5521 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
5522 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
5523 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
5525 2001-07-31 David Edelsohn <edelsohn@gnu.org>
5527 * rs6000.c (rs6000_override_options): Only disable
5528 flag_function_sections for XCOFF.
5529 (exact_log2_cint_operand): New predicate.
5530 (reg_or_{add,sub}_cint64_operand): New predicates.
5531 (add_operand): Compare CONST_INT with fewer function calls.
5532 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
5533 (print_operand, case 'p'): Ensure positive operand.
5534 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
5535 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
5536 (PREDICATE_CODES): Add new predicates.
5537 * rs6000.md (addsi3): Split 32-bit constants more correctly.
5538 (divsi3, modsi3): Ensure positive power-of-2.
5539 (adddi3): Use new predicate. Split 32-bit constants more
5540 correctly. Re-arrange splitter to handle any constant.
5541 (subdi3): Use new predicate.
5542 (divdi3, moddi3): Ensure positive power-of-2.
5543 (movdi): Use rs6000_emit_set_const.
5544 (load_toc_v4_pic_di): Delete.
5546 2001-07-31 Graham Stott <grahams@redhat.com>
5548 * function.c (pad_below): Revert 2001-07-26 patch.
5550 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5552 * reg-stack (convert_regs_1): Fix best edge condition.
5554 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5556 * jump.c (duplicate_loop_exit_test): Better test for jumps
5557 entering the loop; create loop pre_header.
5559 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
5561 * doc/install.texi: Add s390 and s390x as new targets.
5562 * doc/invoke.texi: Add documantation of S/390 and zSeries
5564 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
5566 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5568 * config/m68k/m68k.md: Replace all general_operand with
5569 nonimmediate_operand for all destinations.
5570 * config/m68k/m68k.c (not_sp_operand): Likewise.
5572 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
5574 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
5576 2001-07-30 Richard Henderson <rth@redhat.com>
5578 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
5579 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
5581 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5583 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
5584 Add missing doc strings
5585 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
5586 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
5588 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5590 * i386.c (ix86_output_main_function_alignment_hack): New function.
5591 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
5593 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
5594 edges by EDGE_DFS_BACK flag.
5595 (dump_edge_info): Add dfs_back flag.
5596 * basic-block.h (EDGE_DFS_BACK): New constant.
5597 (mark_dfs_back_edges): Declare.
5598 * alias.c (loop_p): Remove.
5599 (mark_constant_function): Use mark_dfs_back_edges.
5601 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
5602 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
5603 (compensate_edge): Break out from ...
5604 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
5605 (convert_regs_2): Set block_done once block is really done;
5606 Do updating of the predecesors counts.
5608 * toplev.c (rest_of_compilation): Recompute block_for_insn
5609 before post-reload cfg_cleanup.
5610 * function.c (thread_prologue_epilogue_insns):
5611 Call set_block_for_new_insns when emitting prologue directly.
5613 2001-07-30 Andreas Jaeger <aj@suse.de>
5615 * jump.c: Add prototype for mark_modified_reg.
5617 * cse.c (set_live_p): Add unused attribute.
5619 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
5621 (scan_for_source_files): Use long for count to avoid overflow.
5622 (output_data): Likewise.
5623 (output_data): Don't use string concatatenation to silence gcc
5626 * predict.c: Fix typos and grammar.
5628 * gcse.c (insert_insn_end_bb): Remove unused variables.
5630 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
5632 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
5633 (attempt_auto_inc): LIkewise.
5634 (mark_used_reg): Likewise.
5635 (try_pre_increment_1): Likewise.
5636 * regclass.c (regclass): Likewise.
5637 * global.c (allocno_compare): Update comment; change scaling factor.
5638 * local-alloc.c (QTY_CMP_PRI): Likewise.
5639 * regs.h (REG_FREQ_FROM_BB): New.
5640 (REG_FREQ_MAX): Likewise.
5642 2001-07-30 H.J. Lu <hjl@gnu.org>
5644 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
5647 2001-07-30 H.J. Lu (hjl@gnu.org)
5649 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
5650 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
5651 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
5653 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
5655 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
5656 as -mthumb-interwork when -mcpu=arm7 is specified.
5658 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5660 * predict.def (noreturn, loop branch, loop exit): Mark as first
5663 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
5665 * combine.c (try_combine): Avoid barrier after noop jumps.
5667 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5669 * cpphash.h (struct cpp_reader): Remove import_warning.
5670 * cpplib.c (skip_rest_of_line): Don't bother turning off
5672 (parse_include): Move include handling to...
5673 (do_include_common): ... here. Move import warning from...
5674 (do_import): ... here.
5675 (do_pragma_poison): Don't do a callback for poison identifiers.
5676 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
5677 * cppmain.c (setup_callbacks): Similarly.
5679 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5681 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
5682 handle multiple sets.
5683 * except.c (sjlj_mark_call_sites): .... here.
5684 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
5686 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5688 Suggested by Richard Henderson and Richard Kenner:
5689 * combine.c (recog_for_combine): Use the fake recog
5690 only if instruction does not match.
5691 * rtl.h (NOOP_MOVE_INSN_CODE): New.
5692 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
5694 * combine.c (try_combine): Discover noop jump as direct jump.
5696 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
5698 * df.c (df_rd_global_compute): Add successors to worklist, not
5700 (df_ru_global_compute): Ditto.
5702 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
5704 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
5705 increment REG_N_SETS.
5707 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
5709 * sbitmap.h: New prototype for sbitmap_a_xor_b.
5711 * sbitmap.c (sbitmap_a_xor_b): New function.
5712 ifdef the basic block stuff on IN_GCC.
5714 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5716 * cppexp.c (parse_defined): Always record the macro name.
5717 (lex): Don't worry about identifiers, or special-case
5719 (_cpp_parse_expr): Figure out at the end of the routine
5720 whether we saw a valid !defined() expression.
5721 * cppfiles.c (stack_include_file): Update for mi_valid.
5722 (_cpp_pop_file_buffer): Similarly.
5723 * cpplex.c (_cpp_lex_token): Similarly.
5724 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
5725 mi_if_not_defined, mi_lexed): Remove.
5727 * cpplib.c (do_if): Simplify.
5728 (do_endif, push_conditional, _cpp_handle_directive): Update
5729 for renaming of mi_state to mi_valid.
5731 * cpp.texi: Add index entries for digraphs, and add comment
5732 that C++ refers to them as alternative tokens.
5734 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5736 * basic-block.h (CLEANUP_PRE_LOOP): New.
5737 * except.c (finish_eh_generation): Update call of cleanup_cfg.
5738 * sibcall.c (optimize_sibling_calls): Likewise.
5739 * toplev.c (rest_of_compilation): Likewise.
5740 * flow.c (try_forward_edges): Take argument MODE;
5741 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
5742 (try_optimize_cfg): Update call of try_forward_edges.
5744 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
5745 Jan Hubicka <jh@suse.cz>
5747 * (validate_replace_rtx_1): Fix simplification of MINUS.
5749 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
5751 PR preprocessor/3669
5752 * cppinit.c (init_dependency_output): Turn off dump requests
5753 if sending dependencies to stdout.
5755 2001-07-28 Richard Henderson <rth@redhat.com>
5757 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
5760 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
5762 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
5764 2001-07-28 Kazu Hirata <kazu@hxi.com>
5766 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
5767 is VAR_DECL first to prevent an ICE.
5769 2001-07-28 Richard Henderson <rth@redhat.com>
5771 * varasm.c (immed_real_const_1): Don't elide special cases for
5773 (clear_const_double_mem): Clear const_tiny_rtx too.
5775 2001-07-28 Richard Henderson <rth@redhat.com>
5777 * dwarf2out.c (dw_val_class_offset): New.
5778 (struct dw_ranges_struct, dw_ranges_ref): New.
5779 (ranges_table, ranges_table_allocated): New.
5780 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
5781 (add_AT_offset, add_ranges, output_ranges): New.
5782 (print_die, output_die): Handle dw_val_class_offset.
5783 (attr_checksum, size_of_die, value_format): Likewise.
5784 (gen_lexical_block_die): Handle non-contiguous blocks.
5785 (gen_block_die): Likewise.
5786 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
5787 if needed. Dump the ranges table.
5788 * final.c (final_start_function): Remove unnecessary notes and
5789 rebuild the block tree before numbering the blocks.
5790 * function.c (reorder_blocks_0): Walk the existing block tree
5791 to unmark all blocks.
5792 (reorder_blocks_1): Create block fragments when duplicate block
5794 (reorder_fix_fragments): New.
5795 (reorder_blocks): Call it.
5796 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
5798 2001-07-28 Richard Henderson <rth@redhat.com>
5800 * emit-rtl.c (adjust_address): Make a copy of the memory address.
5802 2001-07-28 Richard Henderson <rth@redhat.com>
5804 * flow.c (add_to_mem_set_list): New function.
5805 (init_propagate_block_info): Use it.
5806 (mark_set_1): Likewise.
5807 (insn_dead_p): Canonicalize memory address for dead store
5808 comparison. Allow wider mode stores to kill narrower mode stores.
5809 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
5810 (invalidate_mems_from_set): Don't handle MEMs.
5812 2001-07-28 Kazu Hirata <kazu@hxi.com>
5814 * config/h8300/h8300.h: Fix formatting.
5816 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5818 * basic-block.h (EDGE_FREQUENCY): New macro.
5819 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
5821 * flow.c (find_sub_basic_blocks): Likewise.
5822 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
5823 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
5825 * predict.c (DEF_PREDICTOR): New argument FLAGS.
5826 (HITRATE): New macro.
5827 (PRED_FLAG_FIRST_MATCH): New constant.
5828 (predictor_info): New field flgags.
5829 (combine_predictions_for_insn): Use DS theory to combine
5830 probabilities; set the edge probabilities when finished.
5831 (estimate_probability): Avoid duplicated matches
5832 of LOOP_BRANCH heuristics for nested loops; update comment.
5833 * predict.def: Add flags for each prediction, set probabilities
5834 according to B&L paper.
5835 * predict.h (DEF_PREDICTOR): New argument FLAGS.
5837 * profile.c (compute_branch_probabilities): Cleanup way the edge
5838 probabilities are computed and REG_BR_PROB notes are dropped; if
5839 values does not match, emit error.
5840 (init_branch_prob): Do error instead of warning when profile driven
5841 feedback is missing or corrupt.
5843 2001-07-27 DJ Delorie <dj@redhat.com>
5845 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
5846 against a constant, try to adjust the compare to have the desired
5847 constant in it so that min/max optimizations happen more often.
5849 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5851 * flow.c (last_loop_beg_note): New function.
5852 (redirect_edge_and_branch): Use it.
5853 (split_edge): Likewise.
5855 * alias.c (loop_p): Avoid uninitialized memory access.
5857 * flow.c (try_forward_edges): Avoid accessing freed memory.
5859 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
5862 2001-07-26 Andrew Haley <aph@redhat.com>
5863 Joern Rennecke <amylaar@redhat.com>
5865 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
5866 (SUBTARGET_CPP_ENDIAN_SPEC): New.
5867 (SUBTARGET_CPP_SPEC): New.
5869 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
5870 (SUBTARGET_CPP_PTR_SPEC): New.
5871 (CPP_DEFAULT_CPU_SPEC): New.
5872 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
5873 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5874 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
5875 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
5876 (SUBTARGET_CPP_SPEC): Define as an empty string.
5878 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5880 * doc/install.texi (Configuration): Properly link the host
5881 specific instructions also when generating HTML.
5883 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
5885 * flow.c (redirect_edge_and_branch_force): Test
5886 target->global_live_at_start.
5888 2001-07-26 Richard Henderson <rth@redhat.com>
5890 * simplify-rtx.c (avoid_constant_pool_reference): Export.
5891 * rtl.h (avoid_constant_pool_reference): Declare it.
5892 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
5893 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
5895 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5897 * rtl.h (cleanup_barriers): Declare.
5898 * jump.c (cleanup_barriers): New function.
5899 * toplev.c (rest_of_compilation): Call cleanup_barriers
5900 before loop optimizer and after bb_reorder.
5902 * flow.c (back_edge_of_syntactic_loop_p): New.
5903 (split_edge): Use it.
5905 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5907 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
5909 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
5911 * cse.c (cse_process_notes): Replace any registers if the address
5914 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
5916 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
5917 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
5918 (propagate_block): Update prototype.
5919 * flow.c (update_life_info): Simplify the CFG and
5920 recalculate the global regs which are alive when
5921 removing dead code during a global update.
5922 (propagate_block): Return non-zero if an INSN is
5925 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5927 * Makefile.in (LIBICONV): Define.
5929 2001-07-26 Catherine Moore <clm@redhat.com>
5931 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
5932 of conditional to avoid tree checking errors.
5934 2001-07-26 Kazu Hirata <kazu@hxi.com>
5936 * regmove.c (regmove_optimize): Don't replace a reg with
5937 another reg of a different mode.
5939 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
5941 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
5942 limit length of dependancy flush list.
5943 * params.h (MAX_PENDING_LIST_LENGTH): Define.
5944 * sched-int.h (struct deps): Add pending_flush_length field.
5945 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
5946 has 1 element in it.
5947 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
5948 (sched_analyze): After a jump, if the pending memory flush list is too
5949 large, flush the pending lists.
5950 (init_deps): Initialize pending_flush_length to 0.
5951 * doc/invoke.texi (max_pending_list_length): Document parameter.
5953 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
5955 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
5956 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
5957 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
5959 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5961 * cpphash.h (struct_lexer_state): Delete was_skipping.
5962 Move skipping here from struct cpp_reader.
5963 * cpplex.c (parse_identifier): Update.
5964 (_cpp_lex_token): Don't skip tokens in a directive.
5965 * cpplib.c (struct if_stack): Update.
5966 (start_directive, end_directive): Don't change skipping state.
5967 (_cpp_handle_directive): Update.
5968 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
5969 (do_else, do_endif): Update; only check for excess tokens if not
5970 in a skipped conditional block.
5971 (push_conditional): Update for new struct if_stack.
5973 2001-07-26 Graham Stott <grahams@redhat.com>
5975 * function.c (locate_and_pad_parm): Also pad initial offset
5976 so that the total argument size also includes the padding.
5978 2001-07-26 Graham Stott <grahams@redhat.com>
5980 * gensupport.c (alter_output_for_insn): Correct enable checking failure
5981 change XSTR to XTMPL.
5983 (process_one_cond_exec): Likewise
5985 2001-07-25 Richard Henderson <rth@redhat.com>
5987 * varasm.c (assemble_variable): Create DECL_RTL before setting
5990 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
5992 * predict.c (estimate_probability): Avoid duplicated predictions.
5994 * loop.c (find_and_verify_loops): Grok multiple barriers.
5996 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5998 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
6000 * dbxout.c: Consistently use putc instead of fputc.
6001 (print_wide_int): New function; call instead of direct fprintf.
6002 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
6003 (dbxout_type_fields, dbxout_type_method_1): Likewise.
6004 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
6005 (print_int_cst_octal): Likewise.
6006 (print_octal): Show we wrote characters.
6007 (dbxout_type): Set have_used_extensions in more places.
6009 2001-07-25 Catherine Moore <clm@redhat.com>
6011 * config/v850/v850.c (v850_va_arg): Use addr
6012 instead of valist to build incr.
6014 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
6016 * flow.c (delete_dead_jumptables): New function.
6017 (life_analyzis): Call it.
6018 * bb-reorder.c (skip_insns_after_block): Handle contradictory
6021 2001-07-25 Richard Henderson <rth@redhat.com>
6023 * except.c (reachable_handlers): Handle a region being removed
6024 out from under a RESX.
6026 2001-07-25 Richard Henderson <rth@redhat.com>
6028 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
6029 swap GE/GT if it is an fp comparison.
6031 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
6033 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
6036 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
6038 * ssa.c (rename_insn_1): Do not wrap an assignment to a
6039 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
6042 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
6044 (visit_expression): When attempting to simplify an expression,
6045 retrieve any modes for arguments before they are simplified
6048 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
6049 Janis Johnson <janis@us.ibm.com>
6051 * stmt.c (expand_goto): A nonlocal goto can be a call too.
6052 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
6053 pointer parameters to match documented usage of nonlocal_goto.
6054 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
6055 parameters to their correct order.
6056 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
6057 parameters to their correct order.
6059 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
6061 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
6063 2001-07-25 Jan Hubicka <jh@suse.cz>
6064 Richard Henderson <rth@redhat.com>
6066 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
6068 (make_edges): New argument update_p; populate the edge cache if set.
6069 (find_basic_blocks): Update make_edges invocation.
6071 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6073 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
6075 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6077 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
6078 -Acpu and -Amachine.h.
6079 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
6080 Corrected header to say ELF not a.out.
6081 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
6082 when given -msoft-float.
6084 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6086 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
6087 extra multilib parts like arm-elf.
6088 (i960-*-coff*, i960-*-rtems): Should not use collect2.
6089 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
6090 crtfini.o as extra multilib parts.
6092 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6094 * configure.in: Add rtems as a supported thread model.
6095 * gthr-rtems.h: Add missing entry point __gthread_active_p.
6096 * configure: Rebuilt.
6098 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
6100 * stor-layout.c (get_mode_alignment): make it work when
6101 BITS_PER_UNIT is not a power of two.
6102 * builtins.c (get_pointer_alignment): Likewise.
6104 2001-07-24 Richard Henderson <rth@redhat.com>
6106 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
6107 the retrieved constant into the expected mode.
6109 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6111 * flow.c (try_simplify_condjump): Avoid duplicated edges.
6112 (verify_flow_info): Check for duplicated edges; clarify
6115 * flow.c (block_label): Update basic_block_for_insn.
6116 (commit_edge_insertions): Call compute_bb_for_insn.
6118 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
6121 * flow.c (redirect_edge_and_branch,
6122 try_optimize_cfg): Use redirect_edge_succ_nodup
6123 (redirect_edge_succ_nodup): New.
6124 * basic_block.h (redirect_edge_succ_nodup): Declare.
6126 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
6129 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
6131 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
6132 (try_crossjump_to_edge): Update commetns.
6133 (try_crossjump_bb): Likewise.
6135 2001-07-24 Richard Henderson <rth@redhat.com>
6137 * combine.c (distribute_notes): Move set of need_refresh
6138 for noop_move_p down to catch all cases.
6140 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
6142 * recog.c (split_all_insns_noflow): New.
6143 * rtl.h (split_all_insns_noflow): Declare.
6144 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
6145 * m68hc11.c (m68hc11_reorg): Likewise.
6146 * sh.c (machine_dependent_reorg): Likewise.
6147 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
6150 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
6152 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
6153 (ashlsi3_n splitter): Likewise.
6154 (lshrsi3_n splitter): Likewise.
6156 (GOTaddr2picreg): Make const SImode.
6157 (sym_label2reg): Likewise.
6158 (symGOT2reg): Likewise.
6159 (symGOTOFF2reg) Likewise.
6161 (casesi_worker_0): Make unspec SImode.
6163 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
6165 * config/sh/sh.c (barrier_align): Check that an operand really is
6166 an insn before extracting its INSN_CODE.
6168 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
6170 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
6173 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
6174 for SImode to prevent overflow.
6176 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6178 * config/mips/irix6-libc-compat.c: New file.
6179 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
6180 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
6183 2001-07-24 lars brinkhoff <lars@nocrew.org>
6185 * rtl.texi (REG_POINTER): Document.
6186 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
6187 QFmode, HFmode, TQFmode, QCmode, and HCmode.
6189 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6191 * flow.c (delete_noop_moves): Do not confuse libcall regions.
6193 2001-07-23 Richard Henderson <rth@redhat.com>
6195 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
6197 2001-07-23 Kazu Hirata <kazu@hxi.com>
6199 * config/h8300/h8300-protos.h: Add a prototype for
6200 general_operand_dst_push.
6201 * config/h8300/h8300.c (general_operand_dst_push): New.
6202 * config/h8300/h8300.h (OK_FOR_T): New.
6203 (EXTRA_CONSTRAINT): Use it.
6204 * config/h8300/h8300.md (movqi_push): Remove and integrate into
6205 the existing movqi pattern.
6206 (movhi_push): Likewise.
6208 * reload.c: Fix comment typos.
6210 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
6212 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
6214 2001-07-23 H.J. Lu (hjl@gnu.org)
6216 * doc/extend.texi: Update __builtin_return_address and
6217 __builtin_frame_address.
6219 2001-07-23 Richard Henderson <rth@redhat.com>
6221 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
6223 * config/i386/i386.md: New setcc+movzbl peephole2.
6225 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6227 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
6228 * objc/objc-act.c: Include debug.h.
6229 (synth_module_prologue): Save and restore debug hooks too.
6231 2001-07-23 lars brinkhoff <lars@nocrew.org>
6233 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
6234 and C4X_FLOAT_FORMAT.
6235 (BOOL_TYPE_SIZE): Document.
6237 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
6239 * unroll.c (loop_iterations): Fix miscalculation of initial
6242 2001-07-13 Andrew Haley <aph@redhat.com>
6244 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
6245 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
6246 * config/sh/sh.c (sh_can_redirect_branch): New function.
6247 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
6248 * reorg.c (steal_delay_list_from_target): Use
6249 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
6251 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6253 * flow.c (try_simplify_condjump): Unlink insn chain on
6254 fallthru edge; use can_fallthru.
6256 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
6258 * basic-block.h (find_sub_basic_block): Declare.
6259 * flow.c (make_edges): New arguments MIN and MAX;
6260 (find_sub_basic_blocks): Revamp to use make_edges
6261 and purge_dead_edges.
6262 (find_basic_blocks): Update call of find_sub_basic_block.
6264 * recog.c (split_all_insns): Always expect CFG to be consistent;
6265 call find_sub_basic_blocks in case something has changed.
6266 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
6269 * basic-block.h (delete_noop_moves): Declare.
6270 * combine.c (combine_instructions): Call it.
6271 (recog_for_combine): Tolerate noop moves
6272 (distribute_notes): Force refresh when register dies at noop move.
6273 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
6275 (life_analysis): Update delete_noop_moves call.
6276 (set_noop_p): Move too ...
6277 * rtlanal.c (noop_move_p): ... here.
6278 * rtl.h (noop_move_p): Declare.
6280 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
6281 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
6283 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
6284 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
6286 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
6288 * reload.c (push_reload): Fix typo in comment.
6289 (find_reloads_address): Ditto.
6290 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
6292 2001-07-22 Richard Henderson <rth@redhat.com>
6294 * flow.c: Grammar check and clarify a lot of comments.
6295 (try_simplify_condjump): Rename variables to be clearer.
6296 (try_forward_edges): Skip complex and fallthru edges.
6297 Rearrange tests to avoid duplicate checks.
6298 (flow_find_cross_jump): Likewise.
6299 (outgoing_edges_match): Allow match if neither branch has
6300 probability data. Loosen probability match to 5%.
6301 (try_crossjump_to_edge): Hoist repeated indirection into
6303 (try_crossjump_bb): Don't check complex edges. Eliminate
6304 redundant crossjump tests.
6305 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
6306 checks before more expensive checks.
6308 2001-07-22 Richard Henderson <rth@redhat.com>
6310 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
6311 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
6314 2001-07-22 Richard Henderson <rth@redhat.com>
6316 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
6317 (const_sint32_operand): Likewise.
6318 * m68k.md (anon mulsi pattern): Use const_int_operand not
6319 const_sint32_operand.
6320 (umulsi3_highpart): Zero extend a constant input.
6321 (smulsi3_highpart): Don't bother checking SImode constant.
6322 (const_umulsi3_highpart): Give op3 DImode.
6323 (const_smulsi3_highpart): Likewise.
6325 2001-07-22 Richard Henderson <rth@redhat.com>
6327 * flow.c (split_block): Make sure bb_note is included in the
6328 new block when splitting before a label.
6330 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
6332 * basic-block.h (redirect_edge_and_branch_force,
6333 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
6334 * flow.c (redirect_edge_and_branch_force,
6335 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
6336 (redirect_edge_and_branch_force): Fix copying of lifeness information.
6337 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
6338 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
6339 instead of label; update CFG after transformation.
6340 (find_if_case_1): Update call, use redirect_edge_and_branch_force
6341 for finishing the transformation; handle even case where ELSE
6342 does not follow THEN.
6343 (find_if_case_2): Update call of dead_or_predictable; simplify
6346 * emit-rtl.c (split_branch_probability): New global variable.
6347 (try_split): Take care to set split_branch_probability and
6348 create REG_BR_PROB note for new jump insns.
6349 * md.texi (define_split): Document new feature.
6351 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
6353 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
6355 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
6356 (asm_out_file): Remove redundant declaration.
6357 (assemble_asm): Remove old #if 0 block.
6358 (assemble_variable): Remove end of function; debug output is
6359 now handled with global_decl. Remove old #if 0 block. Update.
6360 Remove saved_in_section and associated no-op code.
6361 * Makefile.in (varasm.o): Correct dependencies.
6363 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
6365 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6366 the definition in defaults.h.
6368 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
6370 * jump.c: Update comments.
6371 (delete_barrier_successors, delete_unreferenced_labels,
6372 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
6373 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
6374 jump_optimize, jump_optimize_minimal): Kill.
6375 (rebuild_jump_labels): Move code from jump_optimize_1.
6376 (purge_line_number_notes): Likewise.
6377 (copy_loop_headers): Likewise.
6378 * reg-stack.c: Update comment.
6380 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
6381 JUMP_AFTER_REGSCAN): Kill.
6382 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
6383 purge_line_number_notes and copy_loop_headers.
6385 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
6386 Richard Henderson <rth@redhat.com>
6388 * dbxout.c (dbxout_global_decl): New.
6389 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
6390 * sdbout.c (sdbout_finish): New.
6391 (sdbout_debug_hooks): Use it, add comments.
6392 (sdbout_global_decl): Defer initialised public vars to
6394 * varasm.c (assemble_variable): Don't output debug information
6395 for file-scope variables.
6397 2001-07-22 Richard Henderson <rth@redhat.com>
6399 * config/alpha/alpha.c (get_trap_mode_suffix): New.
6400 (get_round_mode_suffix): New.
6401 (print_operand): Use them for [/]. Remove support for [&'`()+].
6402 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
6403 * config/alpha/alpha.md (attr round_suffix): New.
6404 (attr trap_suffix): New.
6405 (all insns): Set them appropriately. Use %/ instead of the
6408 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6410 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
6412 2001-07-22 Richard Henderson <rth@redhat.com>
6414 * regrename.c (regrename_optimize): Compute nregs for each
6415 potential target register.
6417 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
6418 Richard Henderson <rth@redhat.com>
6420 * dbxout.c (dbxout_global_decl): New.
6421 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
6422 * sdbout.c (sdbout_finish): New.
6423 (sdbout_debug_hooks): Use it, add comments.
6424 (sdbout_global_decl): Defer initialised public vars to
6426 * varasm.c (assemble_variable): Don't output debug information
6427 for file-scope variables.
6429 2001-07-21 H.J. Lu (hjl@gnu.org)
6431 * config/mips/mips.c (mips_cpu): Moved into ...
6432 (override_options): Here.
6434 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
6436 (mips_cpu): Removed.
6438 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6440 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
6441 ("iorqi3"): Likewise.
6442 ("xorqi3"): Likewise.
6443 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
6444 ("*subhi3_sp): Likewise.
6445 ("*subhi3"): Likewise.
6446 ("extendhisi2"): Accept D, X and Y as source operand to avoid
6449 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
6451 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
6452 * config/freebsd.h: Likewise.
6453 * config/linux.h: Likewise.
6454 * config/openbsd.h: Likewise.
6455 * config/alpha/linux-elf.h: Likewise.
6456 * config/arm/linux-elf.h: Likewise.
6457 * config/d30v/d30v.h: Likewise.
6458 * config/fr30/fr30.h: Likewise.
6459 * config/ia64/aix.h: Likewise.
6460 * config/ia64/ia64.h: Likewise.
6461 * config/mips/linux.h: Likewise.
6462 * config/pj/pj.h: Likewise.
6463 * config/rs6000/linux.h: Likewise.
6464 * config/sparc/linux.h: Likewise.
6465 * config/sparc/linux64.h: Likewise.
6467 2001-07-20 Bruce Korb <bkorb@gnu.org>
6469 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
6470 because getc() and char* may disagree on signedness.
6472 2001-07-20 Richard Henderson <rth@redhat.com>
6474 * doc/rtl.texi (REG_DEAD): Update for current semantics.
6476 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
6477 insns to delete in the presence of cc0 in a jump insn.
6479 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
6480 Jan Hubicka <jh@suse.cz>
6482 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
6483 of doing the change by hand.
6485 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6487 * rtlanal.c (set_noop_p): Return true for noop jumps.
6489 * expr.c (emit_single_push_insn): Add call to push expander.
6490 * expr.h (optab_index): Add OTI_push
6491 (push_optab): New constant.
6492 * genopinit.c (optabs): Add push_optab.
6493 * optabs.c (init_optab): Init push optab.
6494 * md.texi (push??1): Document
6496 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6498 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
6499 expand to emit the pattern; put a REG_INC note for push/pop
6501 ("movdf", "movdf_internal"): Likewise.
6502 ("movsi", "movsi_internal"): Likewise.
6503 ("movsf", "movsf_internal"): Likewise.
6504 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
6506 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6508 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
6511 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
6513 * params.def: Change default max inline insns to 100.
6515 2001-07-20 Diego Novillo <dnovillo@redhat.com>
6517 * combine.c (combine_simplify_rtx): Generate a new shift operation
6518 when simplifying the first operand of a (neg (ashift)) expression.
6520 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6522 * regclass.c (N_REG_INTS): Use only 32 bits per element.
6524 2001-07-20 Kelley Cook <kelley.cook@home.com>
6526 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
6527 information. Move rest into ...
6528 (*-*-solaris): ... here. Eliminate redundant information and
6529 reword necessary packages section. Delete 4.x assembler bug info.
6530 (sparc-sun-*): Merge into ...
6531 (sparc-sun-sunos*): here.
6533 2001-07-20 Catherine Moore <clm@redhat.com>
6535 * config/v850/v850.md (casesi): Generate LABEL_REF
6538 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6540 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
6541 * i386.c (ix86_zero_extend_to_Pmode): Make global.
6542 * i386.md (strclrsi expander): Use it.
6544 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6546 * integrate.c (copy_insn_list): handle
6547 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
6548 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
6549 identically as to CODE_LABEL.
6551 * fold-const (fold): Convert A/B/C to A/(B*C) and
6554 * except.c (connect_post_landing_pads): Delete the RESX insns.
6556 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
6558 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
6560 * config/mips/mips.md (nmadd/nmsub): Use macro.
6562 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
6564 * cppinit.c (remove_dup_dir): Make static.
6565 (remove_dup_dirs): Make static. Only warn about preempting a
6566 system directory with a non-system directory.
6568 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6570 * ifcvt.c (noce_try_store_flag_constants): Correct order
6571 of parameters to trunc_int_for_mode.
6573 2001-07-19 Mark Mitchell <mark@codesourcery.com>
6575 * reorg.c (fill_simple_delay_slots): If an instruction might throw
6576 an exception that will be caught within this function, do not fill
6577 its delay slot with any subsequent instruction.
6579 2001-07-19 Steve Ellcey <sje@cup.hp.com>
6581 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
6582 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
6583 pointer extension instruction.
6584 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
6585 * simplify-rtx.c (simplify_unary_operation) Likewise.
6586 * explow.c (convert_memory_address) Check value of
6587 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
6589 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
6590 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
6591 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
6592 Add Multilib Support.
6593 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
6594 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
6595 Add Multilib Support.
6596 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
6598 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
6599 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
6600 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
6602 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
6604 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
6605 old and new operands in `<', `3' and `b'.
6607 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6609 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
6610 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
6611 (toplev.o): Don't depend on xcoffout.h.
6612 * c-decl.c: Include debug.h
6613 (duplicate_decls): Use debug hook.
6614 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
6615 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6616 (dbxout_types): Remove.
6617 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
6618 * debug.c (do_nothing_debug_hooks): Update.
6619 (debug_true_tree, debug_nothing_rtx): New.
6620 * debug.h (struct rtx_def): New.
6621 (struct gcc_debug_hooks): New hooks ignore_block,
6622 outlining_inline_function and label.
6623 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
6624 dwarf2out_frame_finish): New.
6625 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
6626 Make static, update prototype.
6627 (dwarf2_debug_hooks): Update.
6628 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
6629 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
6630 * dwarfout.c (dwarf_debug_hooks): Update.
6631 * emit-rtl.c: Include debug.h.
6632 (remove_unnecessary_notes): Use debug hook.
6633 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
6634 (final_scan_insn): Use debug hook.
6635 * integrate.c (output_inline_function): Use debug hook.
6636 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
6637 (sdb_debug_hooks): Update.
6638 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
6639 * toplev.c: Don't include xcoffout.h.
6640 (note_outlining_of_inline_function, debug_ignore_block): Remove.
6641 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
6643 * tree.h (dwarf2out_do_frame): Remove.
6645 2001-07-19 Catherine Moore <clm@cygnus.com>
6647 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
6649 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6651 * reload1.c (eliminate_regs_in_insn): When updating a set
6652 to the frame pointer to the hardware frame pointer, perform
6653 the update always not just when REPLACE is set.
6655 * reload1.c (choose_reload_regs): Don't inherit a reload
6656 that crosses multiple registers if registers past the first
6657 don't fit in the desired class.
6659 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
6660 when negating constants.
6662 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
6664 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
6665 * doc/tree.texi: Ditto.
6667 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
6668 Jakub Jelinek <jakub@redhat.com>
6670 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
6671 (extract_cie_info): Handle "eh" augmentation properly,
6673 (struct frame_state, __frame_state_for): New.
6675 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6677 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
6678 HANDLE_SYSV_PRAGMA): Define.
6679 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
6681 (copy_object): Caller changed.
6683 2001-07-19 Andreas Schwab <schwab@suse.de>
6685 * configure.in (assembler dwarf2 debug_line support): Define nop
6687 * configure: Regenerated.
6689 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6691 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
6693 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
6694 to conditionally compiled block.
6695 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6696 * dbxout.h (dbxout_function): Remove.
6697 * debug.c (do_nothing_debug_hooks): Update.
6698 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
6699 global_decl, deferred_inline_function.
6700 * dwarf2out.c (dwarf2_debug_hooks): Update.
6701 (dwarf2out_global_decl): New.
6702 * dwarfout.c: Don't include dwarfout.h.
6703 (dwarfout_global_decl, dwarfout_function_decl,
6704 dwarfout_deferred_inline_function): New.
6705 (dwarf_debug_hooks): Update.
6706 * dwarfout.h: Remove.
6707 * final.c: Don't include dwarfout.h.
6708 * sdbout.c (sdbout_global_decl): New.
6709 (sdbout_debug_hooks): Update.
6710 * toplev.c: Don't include dwarfout.h.
6711 (check_global_declarations, rest_of_compilation): Use new debug hooks.
6712 (note_deferral_of_defined_inline_function): Remove.
6713 * toplev.h (note_deferral_of_defined_inline_function): Remove.
6714 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
6715 * ch/lex.c: Don't include dwarfout.h.
6716 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
6717 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
6718 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
6719 * cp/optimize.c: Include debug.h.
6720 (maybe_clone_body): Use debug hook.
6721 * cp/semantics.c: Include debug.h.
6722 (expand_body): Use debug hook.
6723 * po/POTFILES.in: Remove dwarfout.h.
6725 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
6727 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
6728 * c-parse.in (yyerror, _yylex): Similarly.
6729 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
6730 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
6732 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
6733 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
6735 2001-07-18 Jeff Sturm <jsturm@one-point.com>
6737 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
6738 in-class declaration at -g1. Fixes c++/2814.
6740 2001-07-18 Richard Henderson <rth@redhat.com>
6742 * doc/md.texi (reload_in/out): Document restrictions in predicates
6743 and constraints for these patterns. Document empty string matching
6746 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6748 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
6750 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6752 * cse.c: Undo my previous patch.
6754 2001-07-18 Tom Tromey <tromey@redhat.com>
6757 * configure: Rebuilt.
6758 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
6760 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
6762 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
6763 Jan Hubicka <jh@suse.cz>
6765 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
6766 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
6767 * jump.c (mark_jump_label): Do not forward branches.
6769 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
6771 * cse.c (delete_trivially_dead_insns): Delete the libcall block
6772 when return value is unused.
6774 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6776 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
6778 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
6780 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
6781 on error. We can't blindly return the result of
6782 pthread_mutex_trylock because it returns a positive number on
6783 error, while we must return -1 on error.
6784 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
6786 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
6788 2001-07-18 Andreas Jaeger <aj@suse.de>
6790 * integrate.c (output_inline_function): Correct type of debug_hooks.
6792 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
6794 * combine.c (combine_simplify_rtx): DIV can be treated
6795 associatively for floats if unsafe math optimisations are enabled.
6797 2001-07-17 Richard Henderson <rth@redhat.com>
6799 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
6801 2001-07-17 Richard Henderson <rth@redhat.com>
6803 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
6804 don't force the function address into a register.
6805 (expand_call, emit_library_call_value_1): Update callers.
6806 * builtins.c (expand_builtin_apply): Likewise.
6807 * expr.h (prepare_call_address): Update decl.
6809 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
6811 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
6813 * config/i386/chorus.h: Move up.
6814 * config/sparc/chorus.h: Likewise.
6815 * config/rs6000/chorus.h: Likewise.
6816 * config/chorus.h: Moved here.
6818 2001-07-17 Andreas Schwab <schwab@suse.de>
6820 * configure.in (assembler eh_frame optimization): Handle big
6822 * configure: Regenerated.
6824 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
6826 * expr.c (epxand_expr): Convert divisions into multiplications by
6827 reciprocals if -ffast-math.
6829 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
6831 * dbxout.c (dbxout_really_begin_function): Rename to
6832 dbxout_begin_function.
6833 (dbx_debug_hooks, xcoff_debug_hooks): Update.
6834 (dbxout_begin_function): Remove.
6835 (dbxout_function): Update.
6836 (dbxout_source_line): Update prototype.
6837 * dbxout.h (dbxout_begin_function): Remove.
6838 * debug.c (do_nothing_debug_hooks): Update.
6839 (debug_nothing_tree): Update.
6840 (debug_nothing_charstar_rtx): Remove.
6841 * debug.h (union tree_node): Declare.
6842 (struct rtx_def): Remove.
6843 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
6844 begin_function. Change source_line prototype.
6845 (debug_nothing_tree): New.
6846 (debug_nothing_charstar_rtx): Delete.
6847 (dwarf2out_begin_prologue): Moved from ...
6849 * dwarf2out.c (dwarf2_debug_hooks): Update.
6850 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
6851 debug info, call dwarf2out_source_line.
6852 (dwarf2out_souce_line): Update prototype.
6853 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
6854 Change prototype, make static.
6855 (dwarfout_source_line): Update prototype.
6856 (dwarf_debug_hooks): Update.
6857 * dwarfout.h (dwarfout_begin_function): Remove.
6858 * final.c (final_start_function, final_scan_insn): Use appropriate
6859 debug hooks, update to use notice_source_line.
6860 (output_source_line): Rename notice_source_line. Don't call the
6861 source_line debug hook.
6862 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
6863 make static, update prototype.
6864 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
6866 (sdbout_end_prologue): New.
6867 (sdbout_source_line): Update prototype.
6868 (sdbout_debug_hooks): Update.
6869 (sdbout_symbol): Remove unused var.
6870 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
6872 * varasm.c: Include debug.h.
6873 (assemble_start_function): Use begin_function debug_hook.
6874 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6875 update with prototype.
6876 (xcoffout_source_line): Update prototype.
6877 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
6879 (xcoffout_source_line): Update prototype.
6881 2001-07-17 Richard Henderson <rth@redhat.com>
6883 * c-typeck.c (build_binary_op): Do not shorten unsigned
6884 right shift after sign extension.
6886 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
6888 * combine.c (combine_simplify_rtx): Attempt to simplify
6889 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
6891 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
6892 (simplify_binary_operation, simplify_unary_operation,
6893 simplify_relational_operation): Use it.
6895 * combine.c (combine_simplify_rtx): Don't do associative law
6896 on divisions; allow associative law on floats.
6898 2001-07-17 H.J. Lu <hjl@gnu.org>
6899 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6901 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
6902 ASM_OUTPUT_WEAK_ALIAS are defined.
6903 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
6904 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
6906 * config/mips/iris5.h: ... here.
6907 (HANDLE_SYSV_PRAGMA): Defined as 1.
6908 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
6909 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
6912 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
6914 * c-parse.in (all_prefix_attributes): New variable.
6915 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
6916 (maybe_resetattrs): New production.
6917 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
6918 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
6919 notype_initdcl, nested_function, notype_nested_function,
6920 component_decl, components, components_notype,
6921 component_declarator, component_notype_declarator,
6922 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
6923 ivars, mydecl, myparm): Update. Avoid prefix attributes just
6924 after a comma being applied to more than one declarator.
6925 * doc/extend.texi (Attribute Syntax): Update. Remove
6926 documentation of bugs that are no longer present.
6928 2001-07-13 Eric Christopher <echristo@redhat.com>
6930 * config/mips/mips.h: Change TUNE_MIPS* options to use
6932 (EXTRA_SPECS): Add cc1_cpu_spec.
6933 * config/mips/mips.md (muldf3): Fix typo.
6935 2001-07-16 Richard Henderson <rth@redhat.com>
6937 * config/m68k/m68k.c: Include expr.h and reload.h.
6938 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
6939 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
6941 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
6942 Richard Henderson <rth@redhat.com>
6944 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
6945 (insn_live_p): Fix fall off end of function.
6946 (dead_libcall_p): Remove COUNTS argument; update callers.
6947 (delete_trivially_dead_insns): Remove unused variables.
6949 2001-07-17 Andreas Jaeger <aj@suse.de>
6951 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
6954 * lcm.c (optimize_mode_switching): Avoid warning for unused
6955 variable if !NORMAL_MODE.
6957 * flow.c (try_crossjump_to_edge): Remove unused variable.
6959 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
6961 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
6962 atexit declaration in stdlib.h.
6964 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
6966 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
6968 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6970 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
6971 * except.c (finish_eh_generation): Update call of cleanup_cfg;
6972 do rebuild_jump_labels instead of jump_optimize
6973 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
6974 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
6975 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
6977 * flow.c: Include timevar.h
6978 (find_basic_block): Push/pop timevar;
6979 (cleanup_cfg): Likewise.
6980 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
6981 * Makefile: Add dependencies on timevar.h
6983 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
6984 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
6986 * rtl.h (delete_trivially_dead_insns): Add new parameter.
6987 * toplev.c (rest_of_compilation): Update calls.
6988 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
6989 (delete_trivially_dead_insns): ... here; accept new argument
6990 preserve_basic_blocks; preserve basic blocks if set.
6992 * reg-stack.c (stack_regs_mentioned): Return 0 if
6993 stack_regs_mentioned_data is not initialized.
6994 (reg_to_stack): Make stack_regs_mentioned survive after the
6995 reg-stack is completted; do not call cleanup_cfg.
6996 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
6997 make cleanup_cfg after bb-reorder to output to debug file.
6999 2001-07-16 Richard Henderson <rth@redhat.com>
7001 * regclass.c (init_reg_sets): Use only 32 bits per initializer
7002 from int_reg_class_contents.
7004 2001-07-16 Richard Henderson <rth@redhat.com>
7006 * hard-reg-set.h (regs_invalidated_by_call): Declare.
7007 * regclass.c (regs_invalidated_by_call): Move from cse.c.
7008 (init_reg_sets_1): Move initialization from cse_main.
7009 * cse.c (regs_invalidated_by_call): Move to regclass.c.
7010 (cse_main): Move its initialization also.
7011 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
7012 * flow.c (propagate_one_insn): Likewise.
7013 * gcse.c (compute_hash_table): Likewise.
7014 (compute_kill_rd, compute_store_table): Likewise.
7015 * sched-deps.c (sched_analyze_1): Likewise.
7017 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
7019 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
7022 2001-07-16 Steve Ellcey <sje@cup.hp.com>
7024 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
7025 in if statement so we don't access undefined memory.
7027 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
7029 * gcse.c: Update comment at top.
7030 Update comment on mem handling.
7031 mem_last_set, mem_first_set, mem_set_in_block: gone.
7032 Declaration of reg_set_info: gone.
7033 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
7034 pointless with load_killed_in_block_p (they are *more*
7035 conservative then it, not less, and less accurate).
7036 (oprs_not_set_p): Ditto.
7037 (alloc_gcse_mem): Don't allocate mem_set_in_block
7038 (free_gcse_mem): Don't free it, either.
7039 (record_last_mem_set_info): Update comment in front, remove
7040 mem_*set_* stuff. Note the reason we don't handle stores directly
7042 (compute_hash_table): Update comments to reflect reality. Remove
7043 mem_*set_* references.
7044 (reset_opr_set_tables): Remove mem_*set_* references.
7046 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
7047 (mark_clobber): Ditto (on both parts, we double set here too).
7048 (expr_killed_p): Remove mem_set_in_block test.
7049 (compute_transp): Remove mem_set_in_block test.
7051 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
7052 of edge, and removal of phi alternative to dump file.
7053 (ssa_ccp_substitute_constants): Add note about register now being
7054 constant, and which uses were replaced in what insns to dump file.
7056 2001-07-16 Andreas Jaeger <aj@suse.de>
7058 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
7059 variables of type HOST_WIDEST_INT.
7061 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
7062 (__bb_exit_func): Correct type of count_max to avoid overflow.
7063 (num_digits): Handle long long argument.
7065 * combine.c (gen_lowpart_for_combine): Remove unused variable.
7067 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7069 * output.h (sdb_begin_function_line): Restore as an extern
7071 * sdbout.c (sdb_begin_function_line): Make extern.
7073 2001-07-15 Richard Henderson <rth@redhat.com>
7075 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
7076 * genrecog.c (maybe_both_true_mode): New.
7077 (maybe_both_true_2): Use it.
7078 (write_switch): Don't put Pmode in a switch.
7079 * rtl.c (mode arrays): Don't explicitly size them.
7081 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7083 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
7084 handling; move unconditional splitting before mode switching.
7086 * i386.md (type): Add fistp type.
7087 (i387, length_attr, scheduling definitions): Handle this type.
7088 (fix_trunc?f?i2): Revamp to use mode switching.
7089 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
7090 * i386.h (fp_cw_mode): New enum
7091 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
7092 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
7094 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7096 * Makefile.in (integrate.o): Add debug.h.
7097 * integrate.c (debug.h): Add.
7098 (output_inline_function): Save, reset, and restore debug_hooks.
7100 2001-07-15 Richard Henderson <rth@redhat.com>
7102 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
7103 instead of COMPARE for the EQUIV expression.
7105 2001-07-15 Richard Henderson <rth@redhat.com>
7107 * flow.c (redirect_edge_and_branch_force): Initialize
7108 global_live_at_start and global_live_at_end.
7109 (allocate_bb_life_data): Export.
7110 * basic-block.h (allocate_bb_life_data): Declare.
7111 * toplev.c (rest_of_compilation): Call it.
7113 2001-07-15 Richard Henderson <rth@redhat.com>
7115 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
7116 (alpha_tablejump_best_label): New.
7117 * config/alpha/alpha-protos.h: Declare them.
7118 * config/alpha/alpha.md: Use braced strings for code blocks.
7119 (tablejump_osf): Break out add with r29.
7120 (tablejump_osf_internal): Remove.
7121 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
7122 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
7124 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7126 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
7129 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
7131 * i386-protos.h (ix86_split_fp_branch): Update prototype.
7132 (ix86_fp_jump_nontrivial_p): New.
7133 * i386.md (fp_jcc_?): Update call of split_fp_branch;
7134 use ix86_fp_jump_nontrivial_p.
7135 * i386.c (ix86_fp_jump_nontrivial_p): New.
7136 (ix86_split_fp_branch): Accept code instead of rtx.
7137 (ix86_expand_compare): Expand comparison early in case
7138 doing so is resonably cheap.
7140 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
7142 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
7144 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
7145 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
7147 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
7149 * dbxout.c (dbxout_source_line): Make static, update prototype.
7150 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
7151 (dbxout_init, dbxout_finish, dbxout_source_line,
7152 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
7153 * dbxout.h (dbxout_source_line): Delete.
7154 * debug.c (debug_nothing_file, debug_nothing_file_int,
7155 debug_nothing_file_charstar_rtx): New.
7156 (do_nothing_debug_hooks): Update.
7157 (debug_nothing_void, debug_nothing_charstar_rtx,
7158 dwarf2out_end_epilogue): New.
7159 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
7160 * debug.h (struct rtx_def): Declare.
7161 (gcc_debug_hooks): New hooks source_line, end_epilogue
7163 (debug_nothing_void, debug_nothing_charstar_rtx,
7164 dwarf2out_end_epilogue): New.
7165 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
7166 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
7167 (dwarf2_debug_hooks): Update.
7168 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
7169 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
7170 * dwarf2out.h (dwarf2out_source_line): Remove.
7171 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
7172 Make static, update prototype.
7173 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
7174 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
7175 (dwarf_debug_hooks): Update.
7176 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
7177 dwarfout_end_function): Remove.
7178 * final.c (profile_function): Use debug hooks for ending functions
7180 (output_source_line, final_end_function): Update prototype,
7182 (final_start_function, final_scan_insn): Update.
7183 * output.h (sdb_begin_function_line): Remove.
7184 (final_end_function): Update prototype.
7185 * sdbout.c (sdb_begin_function_line): Make static.
7186 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
7187 (sdbout_source_line): New.
7188 (sdbout_end_epilogue, sdbout_end_function): Make static, update
7190 (sdb_debug_hooks): Update.
7191 (sdbout_init, sdbout_source_line,
7192 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
7193 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
7194 * toplev.c (compile_file, rest_of_compilation): Update.
7195 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
7196 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
7197 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
7198 Update for prototype changes.
7199 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
7200 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
7202 2001-07-15 Richard Henderson <rth@redhat.com>
7204 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
7205 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
7206 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
7207 * config/alpha/alpha.c: Likewise.
7208 * config/alpha/alpha.md: Likewise.
7209 * config/alpha/alpha32.h: Likewise.
7210 * config/alpha/vms.h: Likewise.
7213 2001-07-14 Richard Henderson <rth@redhat.com>
7215 * config/alpha/alpha.md: Use define_constants for unspec values.
7216 Substitute throughout.
7218 2001-07-14 Tim Josling <tej@melbpc.org.au>
7220 * tree.def (EXPON_EXPR) remove. Never supported anyway.
7222 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
7224 * pa.md: Remove unused constraints from define_split's.
7226 2001-04-14 Richard Henderson <rth@redhat.com>
7228 * ifcvt.c (find_cond_trap): Test for exit block.
7230 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
7232 Re-install recently reverted patch.
7233 * emit-rtl.c (try_split): Update mark_jump_label call.
7234 * flow.c (find_sub_basic_blocks): Likewise.
7235 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
7237 (mark_all_labels): Kill second parameter.
7238 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
7239 (rebuild_jump_labels, jump_optimize_minimal): Update call
7241 (jump_optimize_1): Kill crossjumping code.
7242 (mark_jump_label): Kill cross_jump parameter.
7243 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
7244 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
7245 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
7247 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
7249 (dump_file_info): Likewise.
7250 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
7251 reorganize passes to do reg-stack first, bb-reorder second.
7252 * invoke.texi (-d letters doc): Remove the jump2 pass.
7254 2001-07-14 Richard Henderson <rth@redhat.com>
7256 * ifcvt.c (find_cond_trap): New.
7257 (find_if_header): Call it.
7258 (merge_if_block): Relax existing jump sanity check.
7259 * jump.c (jump_optimize_1): Remove conditional trap handling.
7261 2001-07-14 Alan Modra <amodra@bigpond.net.au>
7263 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
7265 (insn_refs_are_delayed): Correct comment.
7266 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
7267 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
7268 instead of r31. Make associated insn !TARGET_64BIT, and
7269 provide an additional 64-bit insn that clobbers r2.
7271 (udivsi3): Likewise.
7273 (umodsi3): Likewise.
7275 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
7277 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
7279 * flow.c (redirect_edge_and_branch_force, split_edge,
7280 try_crossjump_to_edge): Use set_block_for_new_insns.
7281 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
7283 2001-07-13 H.J. Lu (hjl@gnu.org)
7285 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
7288 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
7290 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
7292 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
7294 * c-common.c (decl_attributes): Take a pointer to the node to
7295 which attributes are to be attached, and a flags argument.
7296 * c-common.h (enum attribute_flags): New.
7297 (decl_attributes): Update prototype.
7298 * c-decl.c (start_decl, push_parm_decl, finish_struct,
7299 finish_enum, start_function): Update calls to decl_attributes.
7300 * c-parse.in (component_declarator, component_notype_declarator,
7301 label): Update calls to decl_attributes.
7303 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
7305 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
7306 * config/avr/avr.c (legitimate_address_p): Return value changed
7307 from letter to register classes. For better debugging.
7309 2001-07-13 Kazu Hirata <kazu@hxi.com>
7311 * jump.c (reversed_comparison_code_parts): Fix comment typos.
7313 2001-07-13 H.J. Lu (hjl@gnu.org)
7315 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
7317 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
7319 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
7320 correctly for shared configurations.
7321 * config/t-libgcc-pic: New.
7322 * config/{i386,m68k,sparc}/t-openbsd: New.
7323 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
7324 Support -shared. Support debugging libraries with -g.
7325 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
7326 frame information does not emit pointer diffs.
7327 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
7330 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
7332 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
7334 2001-07-13 David Edelsohn <edelsohn@gnu.org>
7336 * combine.c (try_combine): Ensure const_int pow2 is positive.
7338 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
7340 * config.gcc: Add configuration for s/390.
7341 * config/s390/s390.c: New. Subroutines for code generation.
7342 * config/s390/s390.h: New. Definitions for s/390.
7343 * config/s390/s390-protos.h: New. Prototypes.
7344 * config/s390/linux.h: New. Definitions for linux for s/390.
7345 * config/s390/linux64.h: New. Definitions for linux for zSeries.
7346 * config/s390/t-linux: New. Makefile fragment.
7347 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
7348 * config/s390/fixdfdi.h: New. Fix L_fix*di.
7350 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
7352 * emit-rtl.c (try_split): Update mark_jump_label call.
7353 * flow.c (find_sub_basic_blocks): Likewise.
7354 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
7356 (mark_all_labels): Kill second parameter.
7357 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
7358 (rebuild_jump_labels, jump_optimize_minimal): Update call
7360 (jump_optimize_1): Kill crossjumping code.
7361 (mark_jump_label): Kill cross_jump parameter.
7362 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
7363 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
7364 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
7366 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
7368 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
7369 reorganize passes to do reg-stack first, bb-reorder second.
7370 * invoke.texi (-d letters doc): Remove the jump2 pass.
7372 2001-07-12 Steve Ellcey <sje@cup.hp.com>
7374 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
7376 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7378 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
7380 (verify_flow_info): Make diagnostics prettier.
7382 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7384 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
7386 * flow.c (outgoing_edges_match): Return early if condition reversal
7389 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
7391 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
7392 (mips_move_2words): When splitting a move into two instructions,
7393 prefix the second address operand with '%D'.
7395 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
7397 * Makefile.in (final.o): Depend on debug.h.
7398 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
7399 (dbx_debug_hooks): Add new hooks.
7400 (xcoff_debug_hooks): New.
7401 * debug.c (debug_nothing_file_int_int): New.
7402 (do_nothing_debug_hooks): Update.
7403 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
7404 (debug_nothing_file_int_int): New.
7405 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
7406 static, update prototype.
7407 (dwarf2_debug_hooks): Update.
7408 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
7409 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
7410 static, update prototype.
7411 (dwarf_debug_hooks): Update.
7412 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
7413 * final.c: Include debug.h.
7414 (final_scan_insn): Use debug hooks when beginning and ending blocks.
7415 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
7416 static, update prototype.
7417 (sdb_debug_hooks): Update.
7418 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
7419 * toplev.c: Distinguish between xcoff and dbx.
7421 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
7422 Call all debug hooks, not just dwarf ones.
7424 2001-07-11 Timothy Wall <twall@redhat.com>
7426 * config.gcc: Add configuration for AIX5/IA64.
7427 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
7428 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
7429 support prefix/suffix code.
7430 * config/ia64/t-aix: New. Makefile fragment.
7431 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
7433 2001-07-11 Kazu Hirata <kazu@hxi.com>
7435 * recog.c (validate_change): Fix a comment typo.
7437 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
7439 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
7440 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
7442 * dbxout.c (dbx_debug_hooks): Add new hooks.
7443 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
7445 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
7447 * dbxout.h (dbxout_start_new_source_file,
7448 dbxout_resume_previous_source_file): Delete.
7449 * debug.c (do_nothing_debug_hooks): Add new hooks.
7450 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
7451 (debug_nothing_int_charstar, debug_nothing_int): New.
7452 * debug.h (gcc_debug_hooks): New hooks define, undef,
7453 start_source_file and end_source_file.
7454 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
7455 (debug_nothing_int_charstar, debug_nothing_int): New.
7456 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
7457 the conditionally compiled section.
7458 (dwarf2out_start_source_file, dwarf2out_end_source_file,
7459 dwarf2out_define, dwarf2out_undef): Make static.
7460 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
7461 dwarf2out_define, dwarf2out_undef): Remove.
7462 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
7463 (dwarfout_start_source_file, dwarfout_end_source_file,
7464 dwarfout_define, dwarfout_undef): Make static.
7465 (dwarfout_start_source_file_check,
7466 dwarfout_end_source_file_check): New.
7467 (dwarfout_define, dwarfout_finish): Update.
7468 * dwarfout.h (dwarfout_start_new_source_file,
7469 dwarfout_resume_previous_source_file, dwarfout_define,
7470 dwarfout_undef): Remove.
7471 * sdbout.c (sdb_debug_hooks): Add new hooks.
7472 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
7474 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
7475 make static, take an arg.
7476 * sdbout.h (sdbout_start_new_source_file,
7477 sdbout_resume_previous_source_file): Delete.
7478 * toplev.c (debug_start_source_file, debug_end_source_file,
7479 debug_define, debug_undef): Delete.
7480 * toplev.h (debug_start_source_file, debug_end_source_file,
7481 debug_define, debug_undef): Delete.
7483 * java/jcf-parse.c: Include debug.h.
7484 (parse_class_file): Update to use debug hooks directly.
7485 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
7487 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7489 * alias.c (set_mem_alias_set): New function.
7490 * rtl.h (set_mem_alias_set): Declare it.
7491 * builtins.c (expand_builtin_return_addr): Call it instead of
7492 using MEM_ALIAS_SET accessor.
7493 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
7494 (get_memory_rtx, expand_builtin_va_arg): Likewise.
7495 (expand_builtin_va_copy):Likewise.
7496 * caller-save.c (setup_save_areas): Likewise.
7497 * calls.c (compute_argument_addresses): Likewise.
7498 * explow.c (set_mem_attributes): Likewise.
7499 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
7500 (expand_assignment, store_constructor_field, store_field): Likewise.
7501 (expand_expr_unaligned): Likewise.
7502 * function.c (assign_stack_temp_for_type): Likewise.
7503 (put_reg_into_stack, gen_mem_addressof): Likewise.
7504 * ifcvt.c (noce_try_cmove_arith): Likewise.
7505 * reload1.c (reload, alter_reg): Likewise.
7506 * config/alpha/alpha.c (get_aligned_mem): Likewise.
7507 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
7508 (alpha_expand_unaligned_store): Likewise
7509 (alpha_expand_unaligned_load_words): Likewise.
7510 (alpha_expand_unaligned_store_words): Likewise.
7511 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
7512 (alpha_expand_epilogue): Likewise.
7513 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
7514 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
7515 * config/i386/i386.c (legitimize_pic_address): Likewise.
7516 * config/i960/i960.c (setup_incoming_varargs): Likewise.
7517 * config/ia64/ia64.c (spill_restore_mem): Likewise.
7518 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
7519 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
7520 * config/mips/mips.c (mips_va_arg): Likewise.
7521 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7522 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
7523 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7524 (setup_incoming_varargs, rs6000_va_arg): Likewise.
7525 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
7526 (rs6000_emit_epilogue): Likewise.
7527 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
7528 * config/sparc/sparc.c (sparc_va_arg): Likewise.
7529 * config/v850/v850.c (v850_va_arg): Likewise.
7531 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
7533 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
7534 when fallthru edge is present.
7535 (mege_blocks): Handle case where creation of jump insn
7538 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
7539 CLEANUP_POST_REGSTACK): New constants.
7540 * except.c (finish_eh_generation): Update call of cleanup_cfg,
7541 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
7542 * output.h (cleanup_cfg): Update prototype.
7543 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
7544 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
7545 cleanup_cfg call; kill missleading comment.
7546 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
7547 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
7548 parameter; control optimizations performed using it.
7549 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
7550 try_crossjump_bb): New functions.
7552 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7554 * pa.c (pa_output_function_prologue): Delete prototype. Make function
7556 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
7557 pa_output_function_prologue.
7558 * pa-protos.h (pa_output_function_prologue): New prototype.
7560 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7562 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
7563 and low to get correct sign extension in low+high test.
7565 2001-07-11 Janis Johnson <janis@us.ibm.com>
7567 * gcov.c (arcdata): Use gcov_type to fix branch percentage
7568 for large hit count.
7570 * profile.c (branch_prob): Fix .bbg info for computed gotos
7573 2001-07-11 Mark Mitchell <mark@codesourcery.com>
7575 * stmt.c (parse_output_constraint): New function, split out
7577 (expand_asm_operands): ... here. Use parse_output_constraint.
7578 * tree.h (parse_output_constraint): Declare it.
7580 2001-07-11 Richard Henderson <rth@redhat.com>
7582 * bitmap.c: Comment some functions; fiddle whitespace.
7583 (bitmap_free): Don't export.
7584 (bitmap_element_allocate): Use memset.
7585 * bitmap.h (bitmap_free): Don't declare.
7587 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
7589 * gcse.c, lcm.c, sched-deps.c:
7590 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
7592 * flow.c (flow_loops_find): Free dom if we found no loops, since
7593 we aren't going to save it.
7595 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
7598 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
7600 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
7602 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7604 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
7605 #ifndef DWARF2_DEBUGGING_INFO.
7607 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7609 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
7611 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7613 * config/mips/mips.c (gen_int_relational): Tell the caller not to
7614 reverse a branch if a NE comparison is implemented with GTU.
7616 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
7617 H.J. Lu <hjl@gnu.org>
7619 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
7621 (call_internal2): Likewise.
7622 (call_value_internal1): Likewise.
7623 (call_value_internal2): Likewise.
7624 (call_value_multiple_internal1): Likewise.
7625 (call_value_multiple_internal2): Likewise.
7627 2001-07-10 Kazu Hirata <kazu@hxi.com>
7629 * calls.c (emit_library_call_value_1): Fix a comment typo.
7630 * dwarf2out.c (mem_loc_descriptor): Likewise.
7631 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
7633 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
7635 * simplify-rtx.c (simplify_subreg): Fix typo in comment
7637 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7639 * recog.c (offsettable_address_p): Handle LO_SUM case.
7640 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
7641 instead of plus_constant.
7643 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7645 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
7646 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
7648 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7650 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
7651 adjust_address_nv instead of plus_constant.
7653 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
7655 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
7656 dwarf2out.o): Depend on debug.h, wrap long lines.
7657 * dbxout.c: Include debug.h.
7658 (dbx_debug_hooks): New.
7659 (dbxout_init): Make static, take just 2 args.
7660 (dbxout_finish): Make static.
7661 * dbxout.h (dbxout_init, dbxout_finish): Delete.
7662 * debug.c: New file.
7663 * debug.h: New file.
7664 * dwarf2out.c: Include debug.h.
7665 (dwarf2_debug_hooks): New.
7666 (dwarf2out_init): Make static.
7667 (dwarf2out_finish): Make static, take 2 args.
7668 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
7669 * dwarfout.c: Include debug.h.
7670 (dwarf_debug_hooks): New.
7671 (dwarfout_init): Make static.
7672 (dwarfout_finish): Make static, take 2 args.
7673 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
7674 * sdbout.c: Include debug.h.
7675 (sdb_debug_hooks): New.
7676 (sdbout_init): Make static, take 2 args.
7677 * sdbout.h (sdbout_init): Delete.
7678 * toplev.c: Include debug.h.
7680 (compile_file): Set deubg_hooks based on command line options.
7681 Use the hooks unconditionally rather than conditional compilation.
7683 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
7685 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
7686 first_insn_after_basic_block_note instead.
7688 * df.c (df_bb_refs_unlink): #if 0 out for now.
7690 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
7692 * ssa.h: Add prototype for ssa_const_prop
7693 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
7694 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
7695 (ssa_fast_dce): Remove unused variable
7697 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7699 * diagnostic.c (finish_diagnostic): Rename to
7700 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
7703 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
7705 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
7708 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
7709 (dump_file): Only pad the demangled name with spaces if the
7710 mangled name was padded with spaces.
7712 2001-07-10 Bernd Schmidt <bernds@redhat.com>
7714 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
7717 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7719 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
7720 extraction if no direct load if either EXPAND_CONST_ADDRESS or
7723 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
7724 whether can put offset inside LO_SUM to check mode alignment, not size.
7726 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7728 * doc/tm.texi (Misc): Fix thinko.
7730 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
7732 * regmove.c (replace_in_call_usage): Fix warnings.
7733 * sched-deps.c (add_dependence): Fix warnings.
7734 * simplify-rtx.c (simplify_subreg): Likewise.
7735 Return NULL_RTX instead of NULL.
7737 * reg-stack.c (emit_swap_insn): Eliminate warnings.
7738 (subst_asm_stack_regs): Likewise.
7740 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
7743 * dwarf2out.c (output_call_frame_info): Declare i as int.
7744 (build_abbrev_table): Declare n_alloc as int.
7745 (dwarf2out_finish): Initialize die.
7746 * except.c: Declare sjlj_funcdef_number as unsigned.
7747 (connect_post_landing_pads): Declare j as unsigned.
7748 (convert_to_eh_region_ranges): Initialize call_site.
7749 (output_function_exception_table): Initialize tt_format_size.
7750 * expr.c (move_by_pieces_1): Initialize to1.
7751 (store_constructor): Initialize minelt and maxelt.
7752 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
7753 * function.c (instantiate_decls): Avoid signed/unsigned warning.
7755 * c-decl.c (combine_parm_decls): Unused, remove.
7756 * c-tree.h: Remove prototype for combine_parm_decls.
7758 * reload.c (push_reload): Fix warning.
7759 (regno_clobbered_p): Likewise.
7760 * reload1.c (replace_pseudos_in_call_usage): Likewise.
7761 (reload_combine): Likewise.
7763 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
7764 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
7766 * bitmap.c (bitmap_operation): Change user.
7767 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
7769 2001-07-10 Eric Christopher <echristo@redhat.com>
7771 * config/mips/mips.c (override_options): Fix typo.
7773 2001-07-09 Stan Shebs <shebs@apple.com>
7775 * target.h (struct gcc_target): New fields init_builtins and
7777 * target-def.h (TARGET_INIT_BUILTINS): New macro.
7778 (TARGET_EXPAND_BUILTIN): New macro.
7779 (TARGET_INITIALIZER): Add them.
7780 * builtins.c: Include target.h.
7781 (expand_builtin): Use targetm.expand_builtin.
7782 (default_init_builtins): New function.
7783 (default_expand_builtin): New function.
7784 * expr.h (default_init_builtins): Declare.
7785 (default_expand_builtin): Declare.
7786 * c-common.c (c_common_nodes_and_builtins): Use
7787 targetm.init_builtins.
7788 * defaults.h (MD_INIT_BUILTINS): Remove.
7789 * Makefile.in (builtins.o): Depend on target.h.
7791 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
7792 (TARGET_EXPAND_BUILTIN): Define.
7793 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
7794 (MD_EXPAND_BUILTIN): Remove.
7796 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
7797 (TARGET_EXPAND_BUILTIN): Define.
7798 (c4x_init_builtins): Make endlink arg a local.
7799 (c4x_print_operand): Fix typos in adjust_address usages.
7800 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
7801 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
7802 (MD_EXPAND_BUILTIN): Remove.
7804 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
7805 (TARGET_EXPAND_BUILTIN): Define.
7806 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
7807 (ix86_init_builtins): Call new function only if TARGET_MMX.
7808 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
7809 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
7810 (MD_EXPAND_BUILTIN): Remove.
7812 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
7813 (TARGET_EXPAND_BUILTIN): Define.
7814 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
7815 (MD_EXPAND_BUILTIN): Remove.
7817 * doc/tm.texi: Document these changes.
7819 2001-07-09 Diego Novillo <dnovillo@redhat.com>
7821 * basic-block.h (tree_node): Forward declare if needed.
7822 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
7823 (BLOCK_HEAD_TREE): Define.
7824 (BLOCK_END_TREE): Define.
7825 (struct loops): Rename field 'tree' to 'tree_root'.
7826 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
7828 (flow_loops_tree_build): Rename reference to field 'tree' to
7830 (flow_loops_level_compute): Ditto.
7831 * predict.c (estimate_bb_frequencies): Ditto.
7832 * tree.h (struct tree_common): Add field 'aux'.
7834 2001-07-09 Stan Shebs <shebs@apple.com>
7836 * config/darwin.c (darwin_encode_section_info): Don't mark any
7837 DECL_EXTERNAL node as defined.
7839 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7841 * pa.c (pa_init_machine_status, pa_mark_machine_status,
7842 pa_free_machine_status, hppa_init_pic_save): Delete.
7843 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
7844 (hppa_profile_hook): Use hppa_pic_save_rtx.
7845 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
7846 hppa_init_pic_save): Delete.
7847 (hppa_pic_save_rtx): Declare.
7848 * pa.md (call, call_value, sibcall, sibcall_value,
7849 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
7851 2001-07-09 Kazu Hirata <kazu@hxi.com>
7853 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
7854 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
7856 2001-07-09 Andreas Jaeger <aj@suse.de>
7858 * output.h: Add declaration of final_forward_branch_p.
7860 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
7862 * varray.c: Include errors.h for internal_error and trim_filename
7865 * Makefile.in (varray.o): Add errors.h.
7867 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
7869 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
7870 * optabs.c (have_add2_insn): Check whether the add insn chosen
7871 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
7872 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
7874 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
7876 * Makefile.in (OBJS): Add ssa-ccp.o
7877 (ssa-ccp.o): Add dependencies.
7878 * toplev.c (DFI_ssa_ccp): New dump file enum.
7879 (dump_file): Add entry for dumping after SSA CCP.
7880 (flag_ssa_ccp): New flag variable.
7881 (f_options): Add -fssa-ccp.
7882 (rest_of_compilation): Run SSA CCP if requested.
7883 * timevar.def (TV_SSA_CCP): New timevar.
7884 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
7885 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
7886 Fix minor typo in SSA DCE documentation.
7887 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
7888 Add documentation for new dump option. Renumber dump files
7891 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7893 * emit-rtl.c (gen_highpart_mode): New.
7894 * rtl.h (gen_highpart_mode): Declare.
7895 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
7896 operand can be VOIDmode constant.
7898 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
7900 * flow.c (redirect_edge_and_branch_force): New.
7901 (can_fallthru): Ensure that basic blocks are succeeding.
7902 (try_optimize_cfg): Do not delete basic block if it is the last one.
7904 * flow.c (try_redirect_by_replacing_jump): Do not remove
7905 jumps with side effects, unlink chain on fallthru edge;
7906 set block for new jump instruction; avoid basic block to
7907 over by line number note.
7909 * flow.c (try_simplify_condjump): Verify that the condjump
7910 is not always falling trought.
7913 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
7915 * flow.c (forwarder_block_p): Fix for fallthru blocks.
7916 (try_redirect_by_replacing_jump): Update properly the count
7917 and frequency information.
7919 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7921 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
7922 address that is a LO_SUM specially.
7923 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
7925 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
7927 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
7928 (operand_subword): Use them.
7929 (change_address_1): Renamed from change_address; new arg VALIDATE.
7930 * expr.h: Reflect above changes; change_address now macro.
7931 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
7933 * cselib.c (add_mem_for_addr): Likewise.
7934 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
7935 * regmove.c (try_apply_stack_adjustment): Likewise.
7936 * reload.c (push_reload, make_memloc): Likewise.
7937 * reload1.c (eliminate_regs): Likewise.
7938 * simplify-rtx.c (simplify_replace_rtx): Likewise.
7939 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
7941 * combine.c (make_extraction, simplify_shift_const): Likewise.
7942 (gen_lowpart_for_combine): Likewise.
7943 * cse.c (gen_lowpart_if_possible): Likewise.
7944 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
7945 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
7946 * optabs.c (gen_move_insn): Likewise.
7947 * reload1.c (alter_reg): Likewise.
7948 * simplify-rtx.c (simplify_subreg): Likewise.
7949 * stmt.c (expand_anon_union_decl): Likewise.
7950 * recog.c (validate_replace_rtx_1): Likewise.
7952 * Makefile.in (recog.o): Add $(EXPR_H).
7953 * explow.c (stabilize): Call replace_equiv_address.
7954 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
7955 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
7957 2001-07-03 Andrew Haley <aph@redhat.com>
7959 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
7960 the mode of the memory location.
7962 2001-07-09 Bo Thorsen <bo@suse.co.uk>
7964 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
7966 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
7968 * final.c (output_addr_const): Use target opening and
7969 closing parentheses.
7970 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
7971 defaults, add to TARGET_ASM_OUT.
7972 * target.h (struct gcc_target): Add open_paren and close_paren.
7973 * doc/md.texi: Update.
7974 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
7975 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
7976 TARGET_ASM_CLOSE_PAREN.
7977 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7979 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
7981 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
7982 * config/a29k/a29k.h: Similarly.
7983 * config/alpha/alpha.h: Similarly.
7984 * config/arc/arc.h: Similarly.
7985 * config/arm/aof.h: Similarly.
7986 * config/arm/aout.h: Similarly.
7987 * config/avr/avr.h: Similarly.
7988 * config/c4x/c4x.h: Similarly.
7989 * config/clipper/clipper.h: Similarly.
7990 * config/convex/convex.h: Similarly.
7991 * config/d30v/d30v.h: Similarly.
7992 * config/dsp16xx/dsp16xx.h: Similarly.
7993 * config/elxsi/elxsi.h: Similarly.
7994 * config/fr30/fr30.h: Similarly.
7995 * config/h8300/h8300.h: Similarly.
7996 * config/i370/i370.h: Similarly.
7997 * config/i386/i386.h: Similarly.
7998 * config/i860/i860.h: Similarly.
7999 * config/i960/i960.h: Similarly.
8000 * config/ia64/ia64.h: Similarly.
8001 * config/m32r/m32r.h: Similarly.
8002 * config/m68hc11/m68hc11.h: Similarly.
8003 * config/m68k/m68k.h: Similarly.
8004 * config/m88k/m88k.h: Similarly.
8005 * config/mcore/mcore.h: Similarly.
8006 * config/mips/mips.h: Similarly.
8007 * config/mn10200/mn10200.h: Similarly.
8008 * config/mn10300/mn10300.h: Similarly.
8009 * config/ns32k/ns32k.h: Similarly.
8010 * config/pa/pa.h: Similarly.
8011 * config/pdp11/pdp11.h: Similarly.
8012 * config/pj/pj.h: Similarly.
8013 * config/romp/romp.h: Similarly.
8014 * config/rs6000/rs6000.h: Similarly.
8015 * config/sh/sh.h: Similarly.
8016 * config/sparc/sparc.h: Similarly.
8017 * config/v850/v850.h: Similarly.
8018 * config/vax/vax.h: Similarly.
8019 * config/we32k/we32k.h: Similarly.
8021 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
8023 * doc/c-tree.texi: Document representation of attributes.
8025 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8027 * doc/tm.texi: Update some places for the rename of target to
8030 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8032 * target.h (struct gcc_target): Add insert_attributes.
8033 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
8034 (TARGET_INITIALIZER): Update.
8035 * tree.c, tree.h (default_insert_attributes): New function.
8036 Update comments on other default functions to refer to targetm,
8038 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
8039 TARGET_INSERT_ATTRIBUTES.
8040 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
8041 * c-common.c (decl_attributes): Use targetm.insert_attributes.
8042 Don't use PRAGMA_INSERT_ATTRIBUTES.
8043 * Makefile.in (c-common.o): Depend on $(TARGET_H).
8044 * c-decl.c (start_decl, start_function): Don't call
8045 SET_DEFAULT_DECL_ATTRIBUTES.
8046 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
8047 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
8049 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
8050 (c4x_check_attribute): Avoid modifying attribute list itself.
8051 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
8053 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
8054 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
8056 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
8057 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
8059 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
8060 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
8062 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
8063 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
8064 Adjust parameters. Make static.
8066 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8068 * c-common.c (decl_attributes): Only take a single attributes
8070 * c-common.h (decl_attributes): Update prototype.
8071 * c-decl.c (start_decl, start_function): Only take a single
8072 attributes parameter. Update calls to decl_attributes.
8073 (finish_struct, finish_enum): Update calls to decl_attributes.
8074 (push_parm_decl): Expect unified list of attributes. Update call
8076 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
8077 notype_nested_function, component_declarator,
8078 component_notype_declarator, label): Update calls to
8080 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
8081 lists that are passed to push_parm_decl.
8082 * c-tree.h (start_function, start_decl): Update prototypes.
8083 * config/sh/sh-protos.h, config/sh/sh.c
8084 (sh_pragma_insert_attributes): Only take a single attributes
8086 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
8087 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
8088 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
8089 build_module_descriptor, generate_static_references,
8090 generate_strings, build_selector_translation_table,
8091 generate_descriptor_table, generate_protocols,
8092 generate_ivars_list, generate_dispatch_table,
8093 generate_protocol_list, generate_category,
8094 generate_shared_structures, really_start_method, add_objc_decls,
8095 generate_classref_translation_entry): Update calls to start_decl
8097 (build_tmp_function_decl, start_method_def): Unify attribute lists
8098 that are passed to push_parm_decl.
8100 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
8102 * final.c (no_asm_to_stream): New.
8103 (final_scan_insn): Use target structures for prologue ends
8104 and epilogue starts.
8105 * output.h (no_asm_to_stream): New.
8106 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
8107 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
8108 (TARGET_ASM_OUT): Update.
8109 * target.h (struct gcc_target): New members function_end_prologue
8110 and function_begin_epilogue.
8111 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
8112 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
8113 * config/alpha/alpha.c (output_end_prologue): Rename to
8114 alpha_output_function_end_prologue. Use in target struct
8116 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
8117 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
8118 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
8119 ia64_output_function_end_prologue. Use in target struct
8121 (ia64_function_prologue, ia64_funciton_epilogue): Rename
8122 mistyped prototypes.
8123 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
8124 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
8126 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
8127 an use in target struct, make static.
8128 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
8131 2001-07-08 Richard Henderson <rth@redhat.com>
8133 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
8135 2001-07-08 Richard Henderson <rth@redhat.com>
8137 * config/i386/i386.md: Remove constraints strings from define_split
8138 and define_peephole2 patterns.
8139 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
8140 (eh_return): Use them.
8142 2001-07-08 Richard Henderson <rth@redhat.com>
8144 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
8145 Document MD_FALLBACK_FRAME_STATE_FOR.
8147 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8149 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
8150 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
8152 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
8154 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
8156 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
8157 of the label inside NAME as opposed to just the end of NAME.
8159 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
8161 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
8162 * config/alpha/alpha.c (alpha_init_machine_status,
8163 alpha_mark_machine_status, alpha_free_machine_status): Delete.
8164 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
8165 (vms_valid_decl_attribute_p): Make static, conditionally compile.
8166 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
8168 2001-07-06 Stan Shebs <shebs@apple.com>
8170 * target.h (targetm): Rename global from "target", so as not to
8171 conflict with local variables.
8173 * c-typeck.c: Ditto.
8177 * cp/decl2.c: Ditto.
8178 * cp/typeck.c: Ditto.
8179 * 1750a/1750a.c: Ditto.
8180 * a29k/a29k.c: Ditto.
8184 * clipper/clipper.c: Ditto.
8185 * convex/convex.c: Ditto.
8186 * d30v/d30v.c: Ditto.
8187 * dsp16xx/dsp16xx.c: Ditto.
8188 * elxsi/elxsi.c: Ditto.
8189 * fr30/fr30.c: Ditto.
8190 * h8300/h8300.c: Ditto.
8191 * i370/i370.c: Ditto.
8192 * i386/i386.c: Ditto.
8193 * i860/i860.c: Ditto.
8194 * i960/i960.c: Ditto.
8195 * ia64/ia64.c: Ditto.
8196 * m32r/m32r.c: Ditto.
8197 * m68hc11/m68hc11.c: Ditto.
8198 * m68k/m68k.c: Ditto.
8199 * m88k/m88k.c: Ditto.
8200 * mips/mips.c: Ditto.
8201 * ns32k/ns32k.c: Ditto.
8203 * pdp11/pdp11.c: Ditto.
8204 * romp/romp.c: Ditto.
8205 * rs6000/rs6000.c: Ditto.
8207 * sparc/sparc.c: Ditto.
8209 * we32k/we32k.c: Ditto.
8210 * doc/tm.texi: Update the manual to match.
8212 2001-07-06 Richard Henderson <rth@redhat.com>
8214 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
8215 DWARF2_UNWIND_INFO not just whether it is defined.
8217 2001-07-06 Diego Novillo <dnovillo@redhat.com>
8219 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
8220 call to simplify_binary_operation returns a new pattern.
8222 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
8224 * glimits.h (__SHRT_MAX__): New.
8225 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
8226 (SHRT_MAX): Define in terms of __SHRT_MAX__.
8228 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
8230 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
8233 2001-07-06 Richard Henderson <rth@redhat.com>
8235 * bitmap.c (bitmap_release_memory): Move adjacent to the
8236 allocation functions.
8237 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
8238 the implementation. Binary search for the set bit.
8239 (bitmap_union_of_diff): Allocate the temporary on the stack
8240 instead of using xmalloc.
8242 2001-07-06 Richard Henderson <rth@redhat.com>
8244 * genrecog.c (validate_pattern): Warn for constraints in
8245 define_{expand,split,peephole2}. Remove strict_low_part
8246 before looking up match_dup.
8248 2001-07-06 DJ Delorie <dj@redhat.com>
8250 * doc/gcc.texi (Makefile): Rename to be a more general purpose
8251 chapter about various build hints and history. Add section
8252 talking about the various types of native and cross builds.
8254 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
8256 * Makefile.in (final.o): Depend on target.h.
8257 * final.c: Include target.h.
8258 (default_function_pro_epilogue): New.
8259 (final_start_function): Use target structure for function prologues.
8260 (final_end_function): Use target structure for function epilogues.
8261 * fold-const.c (real_hex_to_f): Constify s and p.
8262 * output.h (default_function_pro_epilogue): New.
8263 * real.h (real_hex_to_f): Update prototype.
8264 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
8265 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
8266 (TARGET_INITIALIZER): Update.
8267 * target.h (gcc_target): Add struct asm_out.
8268 * doc/tm.texi: Update.
8271 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
8272 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
8273 in cpu/cpu.c, or rename old functions consistently. Take
8274 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
8275 redundant macros and prototypes. Make new functions static.
8277 * 1750a/1750a.c: Similarly.
8278 * 1750a/1750a.h: Similarly.
8279 * a29k/a29k-protos.h: Similarly.
8280 * a29k/a29k.c: Similarly.
8281 * a29k/a29k.h: Similarly.
8282 * arc/arc-protos.h: Similarly.
8283 * arc/arc.c: Similarly.
8284 * arc/arc.h: Similarly.
8285 * arm/arm-protos.h: Similarly.
8286 * arm/arm.c: Similarly.
8287 * arm/arm.h: Similarly.
8288 * avr/avr-protos.h: Similarly.
8289 * avr/avr.c: Similarly.
8290 * avr/avr.h: Similarly.
8291 * clipper/clipper-protos.h: Similarly.
8292 * clipper/clipper.c: Similarly.
8293 * clipper/clipper.h: Similarly.
8294 * convex/convex.c: Similarly.
8295 * convex/convex.h: Similarly.
8296 * d30v/d30v-protos.h: Similarly.
8297 * d30v/d30v.c: Similarly.
8298 * d30v/d30v.h: Similarly.
8299 * d30v/d30v.md: Similarly.
8300 * dsp16xx/dsp16xx-protos.h: Similarly.
8301 * dsp16xx/dsp16xx.c: Similarly.
8302 * dsp16xx/dsp16xx.h: Similarly.
8303 * elxsi/elxsi.c: Similarly.
8304 * elxsi/elxsi.h: Similarly.
8305 * fr30/fr30.c: Similarly.
8306 * fr30/fr30.md: Similarly.
8307 * h8300/h8300-protos.h: Similarly.
8308 * h8300/h8300.c: Similarly.
8309 * h8300/h8300.h: Similarly.
8310 * i370/i370-protos.h: Similarly.
8311 * i370/i370.c: Similarly.
8312 * i370/i370.h: Similarly.
8313 * i386/i386.c: Similarly.
8314 * i386/osf1elf.h: Similarly.
8315 * i386/osfrose.h: Similarly.
8316 * i860/i860-protos.h: Similarly.
8317 * i860/i860.c: Similarly.
8318 * i860/i860.h: Similarly.
8319 * i960/i960-protos.h: Similarly.
8320 * i960/i960.c: Similarly.
8321 * i960/i960.h: Similarly.
8322 * ia64/ia64-protos.h: Similarly.
8323 * ia64/ia64.c: Similarly.
8324 * ia64/ia64.h: Similarly.
8325 * m32r/m32r-protos.h: Similarly.
8326 * m32r/m32r.c: Similarly.
8327 * m32r/m32r.h: Similarly.
8328 * m68hc11/m68hc11-protos.h: Similarly.
8329 * m68hc11/m68hc11.c: Similarly.
8330 * m68hc11/m68hc11.h: Similarly.
8331 * m68k/crds.h: Similarly.
8332 * m68k/dpx2.h: Similarly.
8333 * m68k/m68k-protos.h: Similarly.
8334 * m68k/m68k.c: Similarly.
8335 * m68k/m68k.h: Similarly.
8336 * m68k/news.h: Similarly.
8337 * m88k/m88k-protos.h: Similarly.
8338 * m88k/m88k.c: Similarly.
8339 * m88k/m88k.h: Similarly.
8340 * mips/mips-protos.h: Similarly.
8341 * mips/mips.c: Similarly.
8342 * mips/mips.h: Similarly.
8343 * ns32k/merlin.h: Similarly.
8344 * ns32k/ns32k.c: Similarly.
8345 * ns32k/ns32k.h: Similarly.
8346 * ns32k/tek6000.h: Similarly.
8347 * pa/pa-protos.h: Similarly.
8348 * pa/pa.c: Similarly.
8349 * pa/pa.h: Similarly.
8350 * pdp11/2bsd.h: Similarly.
8351 * pdp11/pdp11-protos.h: Similarly.
8352 * pdp11/pdp11.c: Similarly.
8353 * pdp11/pdp11.h: Similarly.
8354 * romp/romp-protos.h: Similarly.
8355 * romp/romp.c: Similarly.
8356 * romp/romp.h: Similarly.
8357 * rs6000/rs6000-protos.h: Similarly.
8358 * rs6000/rs6000.c: Similarly.
8359 * rs6000/rs6000.h: Similarly.
8360 * rs6000/sysv4.h: Similarly.
8361 * sh/sh-protos.h: Similarly.
8362 * sh/sh.c: Similarly.
8363 * sh/sh.h: Similarly.
8364 * sparc/sparc-protos.h: Similarly.
8365 * sparc/sparc.c: Similarly.
8366 * sparc/sparc.h: Similarly.
8367 * vax/vax.c: Similarly.
8368 * vax/vax.h: Similarly.
8369 * vax/vms.h: Similarly.
8370 * we32k/we32k.c: Similarly.
8371 * we32k/we32k.h: Similarly.
8373 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
8375 * basic-block.h (first_insn_after_basic_block_note): Declare.
8376 * flow.c (first_insn_after_basic_block_note): Define. Moved
8378 * ssa.c (first_insn_after_basic_block_note): Remove.
8379 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
8381 (ssa_eliminate_dead_code): Properly update the CFG and PHI
8382 nodes when we find a dead conditional branch. Insert BARRIERs
8383 after any blocks with no successors, but which do not have
8386 2001-07-06 Zack Weinberg <zackw@stanford.edu>
8388 * varray.c (varray_check_failed): Use internal_error.
8390 2001-07-05 Andrew Haley <aph@redhat.com>
8392 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
8393 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
8394 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
8396 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
8398 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
8399 reference if the target constant is also a SYMBOL_REF.
8401 2001-07-05 Eric Christopher <echristo@redhat.com>
8403 * config/mips/mips.h (MASK_MIPS3900): Remove.
8404 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
8405 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
8406 (TARGET_MIPS3900): Change to use mips_arch.
8407 (TARGET_MIPS4000): New.
8408 (TARGET_MIPS4100): New.
8409 (TARGET_MIPS4300): New.
8410 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
8411 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
8413 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
8414 (ISA_HAS_BRANCHLIKELY): To here.
8415 (CC1_CPU_SPEC): New.
8416 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
8417 (mips_arch_string): Declare.
8418 (mips_arch): Declare.
8419 (TARGET_OPTIONS): Add -march and -mtune.
8421 * config/mips/mips.c (mips_arch_string): New.
8423 (override_options): Handle -march for codegen and -mtune
8424 for scheduling. Use mips_arch. Move tx39 target default here.
8425 (mips_parse_cpu): Move error message to override_options.
8427 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
8429 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
8431 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
8432 (MIPS Options): Ditto. Change mcpu entry to historical text.
8434 2001-07-05 H.J. Lu (hjl@gnu.org)
8436 * config/mips/mips.c (mips_parse_cpu): New function to parse
8439 2001-07-05 Jim Wilson <wilson@redhat.com>
8441 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
8442 * config/ia64/t-ia64: Likewise.
8443 (LIB1ASMFUNCS): Update comment.
8445 2001-07-05 David Edelsohn <edelsohn@gnu.org>
8447 * doc/install.texi (Install GCC: Binaries): Fix typo.
8449 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8451 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
8452 reference using the stack pointer, adjust it since we push Y
8454 ("*ashrsi3"): Likewise.
8455 ("*lshrsi3"): Likewise.
8457 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8459 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
8460 when -fomit-frame-pointer is used.
8462 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
8464 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
8465 (try_redirect_by_replacing_jump): Reverse updating properly the
8466 count and frequency information. Reverse removing cc0 setter.
8467 (forwarder_block_p): Reverse fixing for fallthru blocks.
8469 2001-07-05 DJ Delorie <dj@redhat.com>
8471 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
8472 (translate_options): If the above is defined, use it to map
8473 given options to new options.
8474 * doc/tm.texi: Document it.
8476 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
8477 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8479 * doc/invoke.texi (Optimize Options): Document that -fgcse may
8480 cause programs using computed gotos to run more slowly.
8482 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8484 * doc/install.texi (Specific): Markup, spelling and typo fixes.
8486 Consistently require binutils 2.11.2, not prereleases.
8487 (Specific, decstation-*): Canonicalize as mips-dec-*.
8488 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
8490 (Specific, m68k-altos): Removed reference to README.altos, deleted.
8491 (Specific, mips-*): Reword MIPS C compiler requirements.
8492 (Specific, powerpc*-*-*): New, mention --with-cpu once.
8493 (Specific, sunv5): Removed, obsolete.
8495 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
8497 * dwarf2out.c (output_loc_list): Use an all ones mask for
8498 .text asm output and don't rely on long long
8499 literals. Reformat some long lines.
8501 2001-07-05 Andreas Jaeger <aj@suse.de>
8503 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
8506 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8508 * dwarf2out.c (dwarf2out_define): Update comment.
8509 (dwarf2out_undef): Ditto.
8510 (dwarf2out_start_source_file): Ditto.
8511 (dwarf2out_end_source_file): Ditto.
8512 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
8513 since we never call the start/end debug hook for the primary file.
8515 2001-07-04 Kazu Hirata <kazu@hxi.com>
8517 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
8520 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8522 * cppinit.c (remove_dup_dirs): Inform if a system include
8523 directory is being reordered.
8524 * doc/invoke.texi (Directory Options): GCC warns if you hide a
8526 * doc/cpp.texi (Search Paths): Likewise.
8527 * doc/gcc.texi (Interoperation): Remove information about
8530 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8532 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
8533 (VARRAY_TOP_CHAR_PTR): Likewise.
8535 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8537 * gcc.c (process_command): Don't assign elements of a const char*.
8539 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8541 * emit-rtl.c (change_address): Don't abort if invalid address while
8542 reload is in progress.
8544 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8546 * c-lex.c (cb_file_change): Pass line number to
8547 debug_start_source_file.
8548 (cb_undefine): Pass correct line number to debug_undef.
8550 * toplev.c (debug_start_source_file): Add line number to
8551 parameters. Pass it along to dwarf2out_start_source_file.
8552 (decode_g_option): Stop resetting debug level back to normal when
8553 we change debug formats, unless the current level is
8554 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
8557 * toplev.h (debug_start_source_file): Add line number to
8560 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
8563 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
8565 Output debug_macinfo data for starting file if requested.
8566 (dwarf2out_end_source_file): Output debug_macinfo data for ending
8568 (dwarf2out_define): Output debug_macinfo data for defining a macro
8570 (dwarf2out_undef): Output debug_macinfo data for undefining a
8572 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
8573 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
8574 (macinfo_section_label): New. DWARF2 macro info section label.
8575 (dwarf2out_init): If we want macro info, output the start label
8577 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
8578 attribute to the compilation unit die pointing to the macro info.
8580 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8582 * dwarf2out.c (new_loc_list): Move to inside #ifdef
8583 DWARF2_DEBUGGING_INFO.
8584 (add_loc_descr_to_loc_list): Ditto.
8585 (output_loc_list): Ditto.
8586 Also, fix thinko in curr not being initialized.
8587 (gen_internal_sym): Ditto.
8589 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8591 * emit-rtl.c (replace_equiv_address): New function.
8592 * expr.h (replace_equiv_address): New declaration.
8593 * explow.c (validize_mem): Call it instead of change_address and
8594 also call if -fforce-addr and address is constant.
8595 * expr.c: Replace more calls to change_address with adjust_address
8596 and/or replace_equiv_address or to validize_mem.
8597 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
8598 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
8599 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8600 * config/i370/i370.md, config/i860/i860.md: Likewise.
8601 * config/i960/i960.md, config/mips/mips.c: Likewise.
8602 * config/mips/mips.md, config/pa/pa.md: Likewise.
8603 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
8604 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
8606 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8608 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
8610 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
8613 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
8615 * doc/include: New directory.
8616 * doc/fdl.texi: Move to doc/include/fdl.texi.
8617 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
8618 * doc/include/funding.texi, doc/include/gpl.texi: New files.
8619 * doc/gcc.texi: Use funding.texi and gpl.texi.
8620 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
8621 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
8622 Update dependencies and use -I $(docdir)/include.
8624 2001-07-04 Anthony Green <green@redhat.com>
8626 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
8628 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8630 * doc/install.texi (sparc64-*-*): Remove garbage.
8632 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
8634 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
8635 Fix typo in last change to use adjust_address.
8637 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8639 * doc/install.texi (Specific): Update information for *-*-solaris*.
8641 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8643 * explow.c (plus_constant_wide): Reinitialize Y for restart.
8645 2001-07-03 Stan Shebs <shebs@apple.com>
8647 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
8648 case for flag_no_mach_text_sections.
8649 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
8650 * config/darwin.c (flag_no_mach_text_sections): Remove.
8651 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
8653 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8655 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
8656 and avoid checking for constant as first operand.
8657 * recog.c (find_constant_term_loc): No longer static.
8658 (adj_offettable_operand): Delete.
8659 * rtl.h (adj_offsettable_operand): Delete declaration.
8660 (find_constant_term): Add declaration.
8661 * caller-save.c: Replace calls to adj_offsettable_operand with calls
8663 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
8664 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
8665 * config/i386/i386.c, config/i386/i386.md: Likewise.
8666 * config/i860/i860.c, config/i960/i960.c: Likewise.
8667 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
8668 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
8669 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
8670 * config/mips/mips.c, config/mips/mips.md: Likewise.
8671 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
8672 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
8673 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
8674 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
8675 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
8676 * config/ns32k/ns32k.md: Likewise.
8678 2001-07-03 Zack Weinberg <zackw@stanford.edu>
8680 * rtl.c (copy_rtx): Handle 'T' format letter.
8681 * gensupport.c (collect_insn_data): Likewise.
8682 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
8684 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
8686 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
8687 -B option. Use 'dir' not 'foo' as example directory name.
8689 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8691 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8692 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
8694 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8696 * doc/cppinternals.texi: Improve formatting and logical markup.
8698 2001-07-03 Andreas Jaeger <aj@suse.de>
8700 * Makefile.in (insn-recog.o): Add dependency on reload.h.
8702 * genrecog.c (write_header): Include reload.h for prototypes in
8705 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
8708 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
8709 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8710 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
8711 i386_pe_valid_type_attribute_p): Add.
8712 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
8713 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
8715 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8717 * explow.c (plus_constant_wide, case LO_SUM): New case.
8718 (plus_constant_for_output_wide): Delete.
8719 * rtl.h (plus_constant_for_output): Delete.
8720 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
8721 instead of plus_constant_for_output.
8722 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
8723 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
8724 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
8725 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
8726 * config/sparc/sparc.md: Likewise.
8727 Convert some change_address calls to adjust_address.
8729 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
8731 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
8732 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
8733 documentation of -std and -Wwrite-strings.
8735 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8737 * cse.c (canon_hash): Don't register registers in very small
8738 register classes, as extending their lifetime might cause
8741 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8743 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8745 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8746 (try_redirect_by_replacing_jump): Update properly the count
8747 and frequency information.
8749 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
8751 * toplev.c (dump_file_index): Move SSA dumps just after first
8753 (dump_file): Corresponding changes.
8754 (rest_of_compilation): Move SSA path to just after the first
8756 * doc/gcc.texi (Passes): Update due to movement of SSA path.
8757 * doc/invoke.texi: Update dump file #s as they were completely
8758 out of date with reality.
8760 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
8762 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
8764 * expr.c (emit_move_insn_1): Deal with non-default
8767 * expr.c (emit_single_push_insn): Fix warning.
8769 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
8771 * expr.c (emit_move_insn_1): Avoid modifying
8772 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
8774 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8776 * emit-rtl.c (adjust_address): New function.
8777 * expr.h (adjust_address): Add declaration.
8778 * builtins.c: Replace some calls to change_address with calls to it
8780 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
8781 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
8782 * config/arm/arm.c, config/convex/convex.c: Likewise.
8783 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
8784 * config/i386/i386.c, config/i386/i386.md: Likewise.
8785 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
8786 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
8787 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
8788 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
8789 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
8791 2001-07-02 Jim Wilson <wilson@redhat.com>
8793 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
8795 2001-07-02 Steve Ellcey <sje@cup.hp.com>
8797 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
8798 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
8800 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8802 * cppinit.c (lang_defaults): New table.
8803 (set_lang): Just read from lang_defaults into the live options
8806 2001-07-02 Zack Weinberg <zackw@stanford.edu>
8808 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
8809 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
8810 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
8812 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8814 * doc/install.texi: Various spelling and markup fixes.
8815 (Installing GCC): Component specific installation instructions are
8818 Warn about removing old install dir in the presence of shared libs.
8819 (Configuration): Invoke with options target to match configure
8821 Consistently refer to gas, gld pathnames.
8822 Invert --enable-multilib documentation.
8823 Remove references to old compiler versions.
8825 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8827 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
8829 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8831 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
8833 (Specific, mips*-sgi-irix5): Note IDO download.
8834 Reworded MIPS C hints.
8835 Use GNU as instead of GAS.
8837 Removed SGI Freeware reference, IRIX 6 only.
8838 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
8839 Note N64 library requirement/workaround.
8841 Complete list of structure passing bug victims.
8843 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8845 * doc/install.texi: Remove CVS Id.
8847 2001-07-02 Andreas Jaeger <aj@suse.de>
8849 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
8850 (find_inherently_necessary): Remove unused variable.
8852 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
8854 * c-common.h (TDI_inlined): New ast dump phase.
8855 (dump_flag_name): New function.
8856 * c-dump.c (dump_files): Add inlined phase.
8857 (dump_flag_name): Define.
8858 * doc/invoke.texi (-fdump-ast-inlined): Document.
8860 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8862 * stor-layout.c (layout_decl): Revert change to handling of alignment
8865 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8867 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
8870 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
8872 * doc/tm.texi (FUNCTION_ARG): Document that the last call
8875 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
8877 * tlink.c (recompile_files): Remove COMPILER_PATH and
8878 LIBRARY_PATH from the environment.
8880 2001-07-01 Zack Weinberg <zackw@stanford.edu>
8882 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
8883 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
8885 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
8887 * c-parse.in (OBJC_STRING): Kill.
8888 (objc_string): Decompose to [objc_string] '@' STRING.
8889 (reswords): Take the leading '@' off all the Objective C keywords.
8890 (objc_rid_sans_at): Kill.
8891 (init_reswords): Don't initialize it.
8892 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
8893 (_yylex): Kill reconsider label. Look ahead one token after
8894 an '@'; if we get an identifier, check whether it's an
8895 Objective C @-keyword. If so, return the keyword. Otherwise,
8896 put back the token and return the '@' as a terminal.
8898 * cpplib.c (lex_macro_node): Remove unnecessary check for
8899 leading '@' on identifier. Clarify control flow and commentary.
8901 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8903 * cse.c (new_label_ref): Variable deleted.
8904 (insert): Remove set of new_label_ref.
8905 (check_for_label_ref): New function.
8906 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
8908 See ChangeLog.5 for earlier changes.