1 2003-04-08 J"orn Rennecke <joern.rennecke@superh.com>
3 * sh.h (NORMAL_MODE): If interrupt handler and TARGET_FMOVD,
4 this is FP_MODE_DOUBLE .
5 * sh.c (ra.h): #include.
6 (push_regs): Add second parameter. Changed all callers.
7 If necessary, set fpscr before saving floating point registers.
8 (calc_live_regs): If interrupt handler and TARGET_FMOVD, always
9 do saves / restores with SZ == 1.
10 (sh_expand_prologue): If interrupt handler, don't use gen_toggle_sz.
11 (sh_expand_epilogue): Likewise. For TARGET_FMOVD, if floating point
12 registers are being restored, restore FPSCR only after restoring them.
14 2003-04-08 Aldy Hernandez <aldyh@redhat.com>
16 * config/rs6000/rs6000.c (rs6000_init_builtins): Set opaque types
17 regardless of architecture.
18 (spe_init_builtins): Change V2SI and V2SF types to opaque types.
20 2003-04-08 J"orn Rennecke <joern.rennecke@superh.com>
22 * sh.c (push_regs, calc_live_regs): Return int. Take single
23 HARD_REG_SET * parameter. Changed all callers.
25 Tue Apr 8 11:12:07 CEST 2003 Jan Hubicka <jh@suse.cz>
27 * i386.c (legitimate_pic_address_disp_p): Do not accept PLUS in the
29 (legitimize_pic_address): Move plus outside the unspec.
30 * i386.c (legitimate_constant_p): Check (CONST (PLUS (UNSPEC ...
33 2003-04-08 Nathan Sidwell <nathan@codesourcery.com>
35 * gcov-io.h (gcov_save_position): Remove __inline__ from
38 2003-04-07 Matt Kraai <kraai@alumni.cmu.edu>
40 * doc/install.texi: Use @command and @samp for single- and
41 multi-word commands respectively.
42 * doc/makefile.texi: Likewise.
43 * doc/sourcebuild.texi: Likewise.
45 2003-04-07 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
46 Richard Henderson <rth@redhat.com>
49 * expr.c (safe_from_p): Rearrange to avoid deep recursion in
50 favour of looping and tail recursion for TREE_LIST and binops.
52 2003-04-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
54 * loop.h (REGNO_FIRST_LUID, REGNO_LAST_LUID): Provide defaults
55 for insns without luid.
57 2003-04-07 Glen Nakamura <glen@imodulo.com>
60 * explow.c (maybe_set_unchanging): Don't flag non-static const
61 aggregate type initializers with RTX_UNCHANGING_P.
63 2003-04-07 Richard Henderson <rth@redhat.com>
66 * function.c (purge_addressof_1): Don't try arithmetics for
69 2003-04-07 Janis Johnson <janis187@us.ibm.com>
71 * doc/sourcebuild.texi (Test Suites): Document testing support for
72 gcov and profile-directed optimizations; describe gcc.misc-tests.
74 Mon Apr 7 22:19:59 CEST 2003 Jan Hubicka <jh@suse.cz>
77 * i386.md (movsi_1, movsi_nointerunit_1): Fix SSEMOV alternative.
79 2003-04-07 Eric Botcazou <ebotcazou@libertysurf.fr>
81 * doc/rtl.texi (Comparison operations): Update to
82 record the allowed comparison modes.
84 2003-04-07 Aldy Hernandez <aldyh@redhat.com>
86 * config/rs6000/rs6000.c (rs6000_common_init_builtins): Rename all
87 V2SI_type_node to opaque_V2SI_type_node. Rename all
88 V2SF_type_node to opaque_V2SF_type_node.
89 (rs6000_init_builtins): Define opaque_V2SI_type_node and
90 opaque_V2SF_type_node.
91 (is_ev64_opaque_type): The types opaque_V2SI_type_node and
92 opaque_V2SF_type_node are opaque types.
94 2003-04-07 J"orn Rennecke <joern.rennecke@superh.com>
96 * gcse.c (replace_store_insn): Use single_set.
98 2003-04-07 Nathan Sidwell <nathan@codesourcery.com>
100 Change gcov file interface to single file at a time.
101 * gcov-io.h: Replace IN_LIBGCC1 with IN_LIBGCOV. Use IN_GCOV.
102 Convert to C89 prototypes.
103 (gcov_file, gcov_length, gcov_position, gcov_buffer, gcov_alloc,
104 gcov_error, gcov_modified): New static variables.
105 (gcov_open, gcov_close, gcov_read_bytes, gcov_write_bytes): New
107 (gcov_write_unsigned, gcov_write_counter, gcov_write_string,
108 gcov_read_unsigned, gcov_read_counter, gcov_read_string): Adjust.
109 (gcov_read_summary, gcov_write_summary): Adjust.
110 (gcov_save_position, gcov_reserve_length, gcov_write_length):
112 (gcov_resync, gcov_skip, gcov_skip_string): Adjust.
113 (da_file_open, da_file_close, da_file_eof, da_file_error): Remove.
114 (da_file_position, da_file_seek, da_file_write, da_file_read):
116 (gcov_error, gcov_eof, gcov_ok, gcov_time): New functions.
117 * gcov.c (gcov_type): Don't typedef here.
119 (read_graph_file, read_count_file): Adjust.
120 * gcov-dump.c (gcov_type): Don't typedef here.
122 (tag_function, tag_blocks, tag_arcs, tag_lines, tag_arc_counts):
123 Remove FILE parameter, adjust.
124 (struct tag_format): Adjust proc member.
126 * libgcov.c (IN_LIBGCOV): #define.
128 * loop-init.c: Don't #include gcov-io.h
129 * profile.c (struct counts_entry): New structure to hold counter
131 (struct section_reference, struct da_index_entry): Remove.
132 (bbg_file, da_file): Remove.
133 (htab_counts_index_hash, htab_counts_index_eq,
134 htab_counts_index_del): Replace with ...
135 (htab_counts_entry_hash, htab_counts_entry_eq,
136 htab_counts_entry_del): ... these.
137 (cleanup_counts_index, index_counts_file): Remove.
138 (read_counts_file): New function.
139 (get_exec_counts): Adjust.
140 (compute_branch_probabilities): Don't free the exec counts here.
141 (branch_prob): Adjust.
142 (init_branch_prob): Adjust.
143 (end_branch_prob): Adjust.
145 2003-04-07 Aldy Hernandez <aldyh@redhat.com>
147 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
150 * config/rs6000/rs6000.c: Delete rs6000_fprs.
151 Declare rs6000_float_gprs.
152 Declare rs6000_float_gprs_string.
153 (rs6000_parse_float_gprs_option): New.
154 (rs6000_override_options): Genericize rs6000_parse_* calls to use
155 rs6000_parse_yes_no_option.
156 Change check for cpu=8540, to use TARGET_E500.
157 (rs6000_parse_isel_option): Delete.
158 (rs6000_parse_spe_option): Delete.
159 (rs6000_parse_vrsave_option): Delete.
161 * config/rs6000/rs6000.h: Rename rs6000_fprs to rs6000_float_gprs.
162 Define rs6000_float_gprs_string.
163 (TARGET_OPTIONS): Add rs6000_float_gprs option.
165 * config/rs6000/eabi.h (TARGET_FPRS): Change to use rs6000_float_gprs.
167 * config/rs6000/eabispe.h: Set rs6000_float_gprs.
169 Mon Apr 7 14:36:24 CEST 2003 Jan Hubicka <jh@suse.cz>
172 * cfglayout.c (cfg_layout_redirect_edge):
173 Redirect any branch edges unified with the fallthru one.
174 * cfgrtl.c (force_nonfallthru_and_redirect): Do not special
175 case fallthru edges when called via cfglayout.c
177 2003-04-07 J"orn Rennecke <joern.rennecke@superh.com>
179 * c-typeck.c (output_init_element): Check for type == error_mark_node.
181 2003-04-07 Kazu Hirata <kazu@cs.umass.edu>
183 * config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Always
185 (a splitter): Do zero-extension via HImode.
187 2003-04-07 James A. Morrison <ja2morri@uwaterloo.ca>
189 * doc/invoke.texi: Eliminate extra white-space caused by
190 @gccoptlist{ on its own line.
191 * doc/invoke.texi: Ensured there are two spaces between each option.
192 * doc/invoke.texi: Re-wrapped option lines that were too wide.
193 Added @gol to options that didn't have them.
195 2003-04-07 James A Morrison <ja2morri@student.math.uwaterloo.ca>
197 * doc/extend.texi (Darwin Pragmas): Fix spelling of Mac OS.
199 2003-04-06 Zack Weinberg <zack@codesourcery.com>
201 * tree.c (tree_size): For all 'c' and 'x' nodes, look directly
202 at the sizes of the relevant structures, rather than relying
203 on TREE_CODE_LENGTH. Call lang_hooks.tree_size to get the
204 sizes of any such we don't know about. Use
205 lang_hooks.identifier_size for IDENTIFIER_NODE.
207 (initializer_zerop): Use CONSTRUCTOR_ELTS.
208 * tree.def: Update commentary. Make fourth element of
209 the definition for all 'c' and 'x' nodes zero.
211 * langhooks.h: New hook, tree_size / LANG_HOOKS_TREE_SIZE.
212 * langhooks-def.h: Update to match.
213 * langhooks.c: New default, lhd_tree_size.
215 * c-common.def (SRCLOC): Kill.
216 * c-pretty-print.c (pp_c_postfix_expression [case SRCLOC]):
217 Remove entirely - was already #if-ed out.
220 2003-04-06 Zack Weinberg <zack@codesourcery.com>
222 * mklibgcc.in: Use a here document to avoid running afoul of
223 shells that generate control-A from "echo \1".
225 2003-04-06 Aldy Hernandez <aldyh@redhat.com>
227 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mspe
230 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
233 * config/rs6000/eabi.h (TARGET_E500): Define.
235 * config/rs6000/rs6000.h (TARGET_E500): Define.
236 (TARGET_OPTIONS): Add spe= option.
237 Declare rs6000_spe and rs6000_spe_string extern.
239 * config/rs6000/rs6000.c (branch_positive_comparison_operator):
240 Change TARGET_SPE to TARGET_E500.
241 (ccr_bit): Change TARGET_SPE to TARGET_E500. Check for
243 (print_operand): Same.
244 (rs6000_generate_compare): Same.
245 (output_cbranch): Same.
246 (rs6000_spe): Declare.
247 (rs6000_spe_string): Declare.
248 (rs6000_override_options): Call rs6000_parse_spe_option.
249 (rs6000_parse_spe_option): New.
251 2003-04-06 Steven Bosscher <steven@gcc.gnu.org>
253 * hashtable.c (gcc_obstack_init): Delete this function
254 and everything related to it.
255 * hashtable.h: Remove prototype.
256 * bitmap.c (bitmap_element_allocate): Cleanup redundant
257 defines. Cleanup some unnecessary whitespace.
258 * defaults.h (obstack_chunk_alloc): Redefine with
259 appropriate casts for libiberty obstacks.
260 (obstack_chunk_free): Ditto.
261 (OBSTACK_CHUNK_SIZE): Define, default to 0.
262 (gcc_obstack_init): Define as a call to _obstack_begin.
263 * tree.c (print_obstack_statistics): Delete this unused
265 * tree.h (obstack): Don't forward-declare.
266 (print_obstack_statistics): Delete prototype.
267 (print_obstack_name): Ditto.
268 (gcc_obstack_init): Ditto.
269 * rtl.h (gcc_obstack_init): Ditto.
270 * java/jv-scan.c (gcc_obstack_init): Delete this
271 function, its prototype and related defines.
272 * java/jvgenmain.c (gcc_obstack_init): Delete this
273 function, and related defines.
274 * java/parse-scan.y (obstack_chunk_alloc): Don't define.
275 (obstack_chunk_free): Ditto
277 2003-04-06 Geoffrey Keating <geoffk@apple.com>
279 * dbxout.c (dbxout_handle_pch): Move prototype out from
280 #if defined DBX_DEBUGGING_INFO.
282 2003-04-05 Nathan Sidwell <nathan@codesourcery.com>
284 * gcov.c (struct arc_info): Replace local_span with cycle.
285 (struct block_info): Replace u.span with u.cycle. Add is_call_return.
286 (solve_flow_graph): Set is_call_return.
287 (add_line_counts): Adjust. In block mode, blocks attach to last line.
288 (accumulate_line_counts): Find graph cycles, not spanning tree.
289 (output_branch_count): Adjust.
290 (output_lines): Adjust.
291 * doc/gcov.texi: Update.
293 2003-04-06 Kazu Hirata <kazu@cs.umass.edu>
295 * config/h8300/h8300.md (*zero_extendqisi2_h8300hs): Change
296 the second alternative to "#".
298 2003-04-05 Kazu Hirata <kazu@cs.umass.edu>
300 * config/h8300/h8300.c (single_one_operand): Use GET_MODE_MASK.
301 (single_zero_operand): Likewise.
303 2003-04-05 Daniel Berlin <dberlin@dberlin.org>
305 * Makefile.in (df.o): Depend on alloc-pool.h, not obstack.h.
306 * df.c: Include alloc-pool.h, not obstack.h.
307 (df_ref_obstack): Remove.
308 (df_ref_pool, df_link_pool): Add pools.
309 (df_alloc): Init the new pools.
310 (df_free): And free them.
311 (df_link_create): Use the pools.
312 (df_ref_create): Ditto.
314 2003-04-05 Kazu Hirata <kazu@cs.umass.edu>
316 * simplify-rtx.c: Fix formatting.
318 2003-04-05 Andrew Pinski <apinski@apple.com>
320 * config/rs6000/rs6000.c (addrs_ok_for_quad_peep): Allow addr2
321 reg with reg1 == reg2 and offset1 = -8.
323 2003-04-05 David Edelsohn <edelsohn@gnu.org>
325 * config/rs6000/rs6000.c (rs6000_rtx_costs): Halve Power4
326 multiply costs. Correct Power4 divide costs.
327 * config/rs6000/power4.md: Restore multiply and FP latency.
329 2003-04-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
331 * alias.c (find_base_term): Export.
332 * rtl.h (find_base_term): Declare.
333 * gcse.c (find_moveable_store): Test for flag_non_call_exceptions
334 instead of flag_exceptions. Move test for parameter passing ...
335 (store_killed_in_insn): ... here.
337 2003-04-05 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
340 * doc/install.texi (*-*-solaris2): /bin/ksh is not just recommended
343 2003-04-04 Geoffrey Keating <geoffk@apple.com>
345 * dbxout.c (scope_labelno): Add GTY.
346 (have_used_extensions): Add GTY.
347 (source_label_number): Add GTY.
349 (lastfile_is_base): New.
350 (base_input_file): New.
351 (dbxout_handle_pch): New.
352 (dbx_debug_hooks): Add handle_pch.
353 (xcoff_debug_hooks): Likewise.
354 (dbxout_function_end): Remove scope_labelno.
355 (dbxout_init): Set base_input_file.
356 (dbxout_handle_pch): New.
357 (dbxout_source_file): Honour lastfile_is_base.
358 * dwarfout.c (dwarf_debug_hooks): Add dummy handle_pch.
359 * sdbout.c (sdb_debug_hooks): Add dummy handle_pch.
360 * vmsdbgout.c (vmsdbg_debug_hooks): Add dummy handle_pch.
361 * dwarf2out.c (dwarf2_debug_hooks): Add dummy handle_pch.
362 * debug.c (do_nothing_debug_hooks): Add dummy handle_pch.
363 * debug.h (struct gcc_debug_hooks): Add handle_pch.
364 * c-pch.c (pch_init): Don't call start_source_file, but do call
366 (c_common_write_pch): Call handle_pch.
367 (c_common_read_pch): Don't call start_source_file,
370 Fri Apr 4 17:43:52 2003 Olivier Hainque <hainque@act-europe.fr>
372 * emit-rtl.c (get_mem_attrs): Adjust alignment tests determining
373 use of default attributes to agree MEM_ALIGN macro.
375 Fri Apr 4 17:33:24 2003 Joel Brobecker <brobecker@gnat.com>
377 * dbxout.c (dbxout_type): When printing type index of range type
378 whose bounds are printed in octal format, print type of parent type if
379 it exists so enumerated type descriptions are not transformed
382 2003-04-04 Kazu Hirata <kazu@cs.umass.edu>
384 * config/h8300/h8300-protos.h: Add a prototype for
386 * config/h8300/h8300.c (shift_one): Update the CC status.
387 (shift_two): Likewise.
388 (output_a_shift_cc): Set cc_inline and cc_special.
389 (compute_a_shift_cc): New.
390 * config/h8300/h8300.md (shift insns): Use compute_a_shift_cc.
392 2003-04-04 Richard Henderson <rth@redhat.com>
394 * cse.c (fold_rtx): Fix 03-30 change; do check insn non-null.
396 2003-04-04 Loren James Rittle <ljrittle@acm.org>
398 * fixinc/inclhack.def (bsd_stdio_attrs_conflict): New.
399 * fixinc/fixincl.x: Rebuilt.
400 * fixinc/tests/base/stdio.h: Regenerated.
402 2003-04-04 Nathan Sidwell <nathan@codesourcery.com>
404 * gcov.c (accumulate_line_counts): Fix span tree merge bug.
406 Fri Apr 4 15:58:52 2003 J"orn Rennecke <joern.rennecke@superh.com>
408 * sh.h (ACTUAL_NORMAL_MODE): New macro, broken out of
410 * sh.c (fpscr_set_from_mem): Use ACTUAL_NORMAL_MODE.
412 2003-04-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
414 * doc/contrib.texi (Contributors): Add entries for Wolfgang
415 Bangerth, DJ Delorie, Christian Ehrhardt, Christopher Faylor,
416 Nathanael Nerode, Diego Novillo, Hartmut Penner, Volker Reichelt,
417 Danny Smith, and Ulrich Weigand.
418 Update Kriang Lerdsuwanakij and fix a typo in Janis Johnson's
421 2003-04-04 Nick Clifton <nickc@redhat.com>
423 * config/sparc/sol2-bi.h: Revert previous delta.
424 * config/sparc/sol2-gas-bi.h (AS_SPARC64_FLAG): Prepend -TSO
426 2003-04-04 Nick Clifton <nickc@redhat.com>
428 * config/v850/v850.c (expand_prologue): Only use register save
429 helper functions if long calls are not being used.
430 Add a clobber of r11 id using long calls.
431 (pattern_is_ok_for_prologue): Account for the extra clobber.
432 (construct_save_jarl): Likewise.
433 * config/v850/v850.md (prolog pattern): Do not use this pattern
436 2003-04-04 Andreas Schwab <schwab@suse.de>
438 * stor-layout.c (layout_decl): Avoid syntax error in last change
439 when PCC_BITFIELD_TYPE_MATTERS is defined but not
440 EMPTY_FIELD_BOUNDARY.
442 2003-04-03 Jason Merrill <jason@redhat.com>
445 * jump.c (never_reached_warning): Revert patch of 2002-11-02.
446 Look backwards for a line note.
448 2003-04-03 Neil Booth <neil@daikokuya.co.uk>
450 * fix-header.c (read_scan_file): Defer switch processing.
452 2003-04-03 Matt Austern <austern@apple.com>
454 * cpppch.c (reset_ht): Remove.
455 (cpp_read_state): Remove loop to reset hashtable identifiers.
456 * ggc-common.c (gt_pch_save): Add call to gt_pch_fixup_stringpool
457 after pch file is written.
458 * ggc.h (gt_pch_fixup_stringpool): Declare.
459 * stringpool.c (ht_copy_and_clear): Define. Callback. Copy
460 hashnode's value to another hashtable, then clear the original.
461 (saved_ident_hash): Define.
462 (gt_pch_save_stringpool): Create saved_ident_hash, use it to
463 store definitions in ident_hash, and clear ident_hash.
464 (gt_pch_fixup_stringpool): Define. Restore definitions from
465 saved_ident_hash to ident_hash, then destroy saved_ident_hash.
467 Thu Apr 3 22:27:40 CEST 2003 Jan Hubicka <jh@suse.cz>
469 * cfgrtl.c (update_bb_for_insn): Do not set block for barriers.
471 2003-04-03 Eric Botcazou <ebotcazou@libertysurf.fr>
473 PR optimization/10157
474 * gcse.c (can_copy_p): Rename it to can_copy.
475 (can_copy_init_p): Remove.
476 (compute_can_copy): Use can_copy instead of can_copy_p.
477 (can_copy_p): New exported function. Call compute_can_copy.
478 (hash_scan_set): Use it.
479 (gcse_main): Don't call compute_can_copy.
480 (bypass_jumps): Don't call compute_can_copy.
481 * rtl.h (can_copy_p): Declare.
482 * loop.c (scan_loop): Don't move the source and add a reg-to-reg
483 copy if the mode doesn't support copy operations.
485 2003-04-03 Jason Merrill <jason@redhat.com>
487 * Makefile.in (unstrap): Also remove stage_last.
489 * dwarf2out.c (lookup_filename): Don't check for "<internal>".
490 (dwarf2out_source_line): Don't do anything if line==0.
492 * stor-layout.c (do_type_align): New fn, split out from...
493 (layout_decl): ...here. Do all alignment calculations for
495 (update_alignment_for_field): Not here.
496 (start_record_layout, debug_rli): Remove unpadded_align.
497 * tree.h (struct record_layout_info_s): Remove unpadded_align.
498 * c-decl.c (finish_enum): Don't set DECL_SIZE, DECL_ALIGN
499 or DECL_MODE on the CONST_DECLs.
500 (finish_struct): Don't mess with DECL_ALIGN.
502 Thu Apr 3 18:57:19 CEST 2003 Jan Hubicka <jh@suse.cz>
504 * i386.c (print_operand): Do not bypass output_addr_const at flag_pic.
506 Thu Apr 3 17:08:09 2003 J"orn Rennecke <joern.rennecke@superh.com>
508 * sh.c (sh_function_ok_for_sibcall): Return 0 if the current
509 function is an interrupt handler.
511 * sh.c (sh_expand_epilogue): Avoid clash of temp register for
512 restoring target registers with EH_RETURN_STACKADJ_RTX; use
513 multiple registers in round-robin fashion.
515 2003-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
517 * gengtype-lex.l (IWORD): Add CHAR_BITFIELD.
518 * system.h (CHAR_BITFIELD): New.
520 2003-04-03 Kazu Hirata <kazu@cs.umass.edu>
522 * config/h8300/h8300.md (a peephole2): Generalize to accept GT
524 (another peephole2): Likewise.
526 2003-04-03 Nick Clifton <nickc@redhat.com>
528 * config/sparc/sol2-bi.h (ASM_CPU64_DEFAULT_SPEC): Add -TSO.
529 (DEF_ARCH64_SPEC): Likewise.
531 Thu Apr 3 09:53:40 CEST 2003 Jan Hubicka <jh@suse.cz>
533 * i386.c (constant_address_p): Use legitimate_constant_p.
534 (legitimate_address_p): Do not use CONSTANT_ADDRESS_P.
536 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
538 * config/h8300/h8300-protos.h: Add a prototype for
540 * config/h8300/h8300.c (gtle_operator): New.
541 * config/h8300/h8300.h (PREDICATE_CODES): Add an entry for
543 * config/h8300/h8300.md (a peephole2): Generalize to accept GT
546 2003-04-02 Richard Henderson <rth@redhat.com>
548 * libgcc-std.ver (_Unwind_GetCFA): New.
549 * unwind-dw2.c (_Unwind_GetCFA): New.
550 * unwind-libunwind.c (_Unwind_GetCFA): New.
551 * unwind-sjlj.c (_Unwind_GetCFA): New.
552 * unwind.h: Declare it.
554 Thu Apr 3 00:31:21 CEST 2003 Jan Hubicka <jh@suse.cz>
557 * i386.c (ix86_hard_regno_mode_ok): Return 0 for MMX/SSE registers
558 when MMX/SSE is not available.
560 2003-04-02 Mike Stump <mrs@apple.com>
562 * doc/install.texi (Specific): Update pointers to apple.com.
564 Thu Apr 3 00:18:49 CEST 2003 Jan Hubicka <jh@suse.cz>
566 * i386.c (override_options): Disable red zone by default on i386.
567 (compute_frame_layout, ix86_force_to_memory, ix86_free_from_memory):
568 Do not test TARGET_64BIT together with TARGET_RED_ZONE
570 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
572 * config/h8300/h8300.md (a peephole2): Tighten the condition.
574 2003-04-02 Richard Henderson <rth@redhat.com>
576 * longlong.h (umul_ppmm) [alpha]: Use __builtin_alpha_umulh.
578 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
580 * config/h8300/h8300.md (a peephole2): New.
582 2003-04-02 Richard Henderson <rth@redhat.com>
584 * except.c (sjlj_find_directly_reachable_regions): Recognize when
585 must-not-throw region has been deleted.
587 2003-04-02 Richard Henderson <rth@redhat.com>
589 * dwarf2out.c (output_call_frame_info): Ignore fde->nothrow as an
590 optimization when flag_exceptions not enabled.
592 2003-04-02 Vladimir Makarov <vmakarov@redhat.com>
594 * config/rs6000/rs6000.c
595 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Redefine the
597 (rs6000_issue_rate): Add case for 8540.
598 (rs6000_use_sched_lookahead): New function.
600 * config/rs6000/8540.md: Rename SIU units into SU ones and MIU
602 (ppc8540_branch, ppc8540_cr_logical): Add one cycle in the
603 reservation before retirement.
604 (ppc8540_multiply, ppc8540_load, ppc8540_store,
605 ppc8540_simple_float, ppc8540_vector_load, ppc8540_vector_store):
606 Remove additional cycle in the reservation before retirement.
607 (ppc8540_mfcr, ppc8540_mtcrf, ppc8540_mtjmpr): Add missed
608 reservation of ppc8540_issue.
610 2003-04-02 Andreas Schwab <schwab@suse.de>
612 * real.c (decode_ieee_single): Fix decoding of SNaN bit.
614 2003-04-01 Richard Henderson <rth@redhat.com>
616 * except.c (convert_from_eh_region_ranges_1): Smash REG_EH_REGION
617 notes for nothrow calls if flag_forced_unwind_exceptions.
618 (build_post_landing_pads): Mind flag_forced_unwind_exceptions.
619 (sjlj_find_directly_reachable_regions): Likewise.
620 (reachable_handlers): Likewise.
621 (can_throw_external): Likewise.
622 (collect_one_action_chain): Record cleanups after catch-all and
623 must-not-throw if flag_forced_unwind_exceptions.
624 * flags.h (flag_forced_unwind_exceptions): Declare.
625 * toplev.c (flag_forced_unwind_exceptions): New.
626 (lang_independent_options): Add it.
627 * doc/invoke.text: Add it.
629 2003-04-01 David Mosberger <davidm@hpl.hp.com>
631 * config/ia64/crti.asm: Clean up trailing whitespace.
632 Remove trailing hashes (#) from identifiers.
634 * config/ia64/crtn.asm: Ditto.
636 * config/ia64/crtend.asm: Remove trailing hashes (#) from
638 (__do_global_ctors_aux): Align to 32-byte boundary. Add unwind
639 directives. Drop explicit bundling---it just makes the code
640 harder to read. Don't save/restore gp needlessly.
642 * config/ia64/crtbegin.asm: Remove trailing hashes (#) from
643 identifiers (they're only needed if the identifier would clash
644 with a register name otherwise).
645 (__do_global_dtors_aux): Align to 32-byte boundary. Add unwind
646 directives. Drop explicit bundling---it just makes the code
648 (__do_jv_register_classes): Ditto.
649 (.fini_array): Remove "progbits" (newer
650 assemblers don't like wrong section-types).
651 (.init_array): Ditto.
653 2003-04-01 Roger Sayle <roger@eyesopen.com>
656 * gcse.c (reg_killed_on_egde): New function to test whether the
657 given reg is overwritten by any instruction queued on an edge.
658 (bypass_block): Ignore substitutions killed on incoming edges.
659 Don't bypass outgoing edges that have queued instructions.
661 2003-04-01 Alexandre Oliva <aoliva@redhat.com>
663 * real.h (EXP_BITS): Make room for...
664 (struct real_value): ... added canonical bit.
665 (struct real_format): Added pnan.
666 (mips_single_format, mips_double_format, mips_extended_format,
667 mips_quad_format): New.
668 * real.c: Copy p to pnan in all formats.
669 (get_canonical_qnan, get_canonical_snan): Set canonical bit.
670 (real_nan): Use pnan to compute significand's shift.
671 (real_identical): Disregard significand in canonical
673 (real_hash): Likewise. Take signalling into account.
674 (encode_ieee_single, encode_ieee_double, encode_ieee_quad):
675 Disregard significand bits in canonical NaNs. Set all bits of
676 canonical NaN if !qnan_msb_set.
677 (encode_ibm_extended, decode_ibm_extended): Likewise. Use
678 qnan_msb_set to tell the base double format.
679 (ibm_extended_format): Use 53 as pnan.
680 (mips_single_format, mips_double_format, mips_extended_format,
681 mips_quad_format): Copied from the corresponding ieee/ibm
682 formats, with qnan_msb_set false.
683 * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Use mips_extended_format.
684 * config/mips/linux64.h (MIPS_TFMODE_FORMAT): Use mips_quad_format.
685 * config/mips/mips.c (override_options): Use mips_single_format
686 and mips_double_format. Default TFmode to mips_quad_format.
687 * config/mips/t-linux64 (tp-bit.c): Define QUIET_NAN_NEGATED.
688 * config/mips/t-irix6: Likewise.
689 * config/mips/t-mips (fp-bit.c, dp-bit.c): Likewise.
690 * config/fp-bit.c (pack_d, unpack_d): Obey it.
692 2003-04-01 Geoffrey Keating <geoffk@apple.com>
694 * unwind-dw2-fde-darwin.c (DESTRUCTOR_MAY_BE_CALLED_LIVE): New.
695 (live_image_destructor): Reset image to initial state.
696 (examine_objects): Set DESTRUCTOR_MAY_BE_CALLED_LIVE.
698 2003-04-01 Eric Botcazou <ebotcazou@libertysurf.fr>
700 * config/sparc/sparc.c (input_operand): Accept bare
701 CONSTANT_P_RTX operands.
703 2003-04-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
705 * gcse.c (struct ls_expr): Added pattern_regs field.
706 (ldst_entry): Initialize it.
707 (extract_mentioned_regs, extract_mentioned_regs_helper): New.
708 (store_ops_ok): Use regs precomputed by them.
709 (find_loads, store_killed_in_insn, load_kills_store): Change return
711 (store_killed_before, store_killed_after): Take position of register
713 (reg_set_info): Store position of the setter.
714 (gcse_main): Enable store motion.
715 (mems_conflict_for_gcse_p): Enable load motion of non-symbol mems.
716 (pre_insert_copy_insn, update_ld_motion_stores, insert_store): Prevent rtl
718 (simple_mem): Enable store motion of non-symbol mems.
719 (regvec): Type changed.
720 (LAST_AVAIL_CHECK_FAILURE): New.
721 (compute_store_table_current_insn): New.
722 (build_store_vectors): Computation of availability and anticipatability
724 (compute_store_table, find_moveable_store): ... here.
725 (delete_store): Remove senseless comment.
726 (store_motion): Reorganize.
728 2003-04-01 Kevin Buettner <kevinb@redhat.com>
730 * config/mips/mips.c (override_options): Provide mappings for
731 HI_REGNUM and LO_REGNUM.
732 * config/mips/mips.h (MD_DBX_FIRST): Define.
734 2003-04-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
736 * combine.c (merge_outer_ops): Fix typo.
738 * varasm.c (make_decl_one_only): Revert 2003-03-09 patch.
740 2003-04-01 David Edelsohn <edelsohn@gnu.org>
742 * config/rs6000/{40x.md,603.md,6xx.md,7450.md,7xx.md,mpc.md,
743 power4.md,rios1.md,rios2.md,rs64.md}: Change mult_compare to
744 imul_compare. Add lmul_compare.
745 * config/rs6000/power4.md: Bump some latencies. Model extra cycle
746 in second pair of dispatch slots. Model stores more accurately.
747 Tweak multiply model. Add bypasses for CR instructions dependent
748 on complicated compares.
749 * config/rs6000/rs6000.md (mulsi3): Name imul_compare patterns.
750 (muldi3): Add lmul_compare patterns.
751 * config/rs6000/rs6000.c (rs6000_variable_issue): Move FPLOAD_UX
752 and FPSTORE_UX to split instructions and add COMPARE,
753 DELAYED_COMPARE, IMUL_COMPARE, LMUL_COMPARE, IDIV, LDIV.
754 (rs6000_adjust_cost): Add IMUL_COMPARE and LMUL_COMPARE.
755 (rs6000_rtx_costs): Separate POWER4 multiply case.
757 2003-04-01 Ulrich Weigand <uweigand@de.ibm.com>
759 * config/s390/s390.c (s390_fixup_clobbered_return_reg):
760 Do nothing if __builtin_return_address was not used.
762 Tue Apr 1 18:18:23 CEST 2003 Jan Hubicka <jh@suse.cz>
764 * i386.md (test patterns): Allow memory operand in operand1.
766 2003-02-31 Aldy Hernandez <aldyh@redhat.com>
768 * testsuite/gcc.c-torture/execute/simd-3.c: New.
770 * expr.c (expand_expr): Handle VECTOR_CST.
771 (const_vector_from_tree): New.
773 * varasm.c (output_constant): Handle VECTOR_CST.
775 * c-typeck.c (digest_init): Build a vector constant from a
778 * config/rs6000/rs6000.c: Remove prototype for
779 easy_vector_constant.
780 (easy_vector_constant): Add mode parameter. Rewrite to handle
782 (rs6000_emit_move): Pass mode to easy_vector_constant.
783 Call emit_easy_vector_insn for SPE V2SI vector constant moves.
784 (emit_easy_vector_insn): New.
785 (easy_vector_same): New.
786 (EASY_VECTOR_15): New macro.
787 (EASY_VECTOR_15_ADD_SELF): New macro.
788 (bdesc_2arg): Rename to xorv2si3.
789 (easy_vector_constant_add_self): New.
790 (input_operand): Allow vector constants.
792 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
793 easy_vector_constant, easy_vector_constant_add_self.
794 (EXTRA_CONSTRAINT): Add 'W'.
796 * config/rs6000/rs6000-protos.h: Add prototype for
797 easy_vector_constant, emit_easy_vector_insn.
799 * config/rs6000/altivec.md (xorv8hi3): New.
801 Remove all _const0 patterns.
802 (movv4si_internal): Rewrite to use code. Add vector constant to
803 vector alternative. Add splitter.
804 (movv8hi_internal): Same.
805 (movv16qi_internal): Same.
806 (movv4sf_internal): Same.
807 Change the unspecs for vspltis* to use constants.
809 * config/rs6000/spe.md ("xorv4hi3"): New.
810 ("spe_evxor"): Rename to xorv2si3.
812 Remove all _const0 patterns.
813 (movv2si_internal): Rewrite to use code. Add vector constant to
814 alternatives. Add splitter.
815 (movv4hi_internal): Add vector constant to alternatives.
816 (movv1di_internal): Same.
817 (movv2sf_internal): Same.
819 2003-03-31 Mark Mitchell <mark@codesourcery.com>
822 * c-decl.c (grokdeclarator): Clear SAVE_EXPR_CONTEXT for
823 variably-sized arrays in parameters.
824 (set_save_expr_context): New function.
825 (c_expand_body): Use it, via walk_tree.
827 2003-03-31 Eric Christopher <echristo@redhat.com>
829 * combine.c (can_combine_p): Allow ZERO_EXTRACT and STRICT_LOW_PART.
830 (combinable_i3pat): Remove call to expand_field_assignment and
833 2003-03-31 Mark Mitchell <mark@codesourcery.com>
836 * c-common.c (finish_label_address_expr): Handle the
839 2003-03-31 Richard Henderson <rth@redhat.com>
841 * real.c (real_identical): Reorg so as to not compare
842 signalling for normals.
844 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
846 * config/m68hc11/m68hc11.c (hard_reg_operand): Check the mode.
848 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
850 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Don't rely on REG_WAS_0
851 notes as they are boggus.
852 (m68hc11_gen_movqi): Likewise.
854 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
856 * config/m68hc11/m68hc11.c (expand_prologue): For an interrupt handler
857 save the soft registers after the frame pointer so that gdb can unwind
858 the frame more easily.
859 (expand_epilogue): Likewise in opposite order; allow to use X register
860 as scratch if the return value is by reference.
862 2003-03-31 Jason Merrill <jason@redhat.com>
865 * stor-layout.c (update_alignment_for_field): Respect
866 DECL_USER_ALIGN for zero-length bitfields, too.
867 * c-decl.c (finish_struct): Don't set DECL_ALIGN for normal
870 2003-03-31 Matt Austern <austern@apple.com>
872 * cpppch.c (struct cpp_savedstate): Add defs and n_defs members.
873 (count_defs): Keep track of number of defs as well as total size.
874 (write_defs): Put every definition in cpp_savedstate's defs array.
875 (comp_hashnode): Define. Comparison function for qsort.
876 (cpp_write_pch_deps): Sort definitions before writing them.
877 (struct ht_node_list): Define. Like cpp_savedstate but simpler.
878 (collect_ht_nodes): Define.
879 (cpp_valid_state): When verifying that undefined identifiers in
880 the pch file are still undefined, read a sorted list of undefined
881 identifiers, collect all defined identifiers into a sorted list,
882 and walk through both lists to make sure there's no match.
884 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
886 * config/h8300/h8300.md (a peephole2): New.
888 2003-03-31 Michael Matz <matz@suse.de>
890 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Change 1 into 0.
892 2003-03-31 Segher Boessenkool <segher@koffie.nl>
895 * config/rs6000/rs6000.h (HARD_REGNO_RENAME_OK): New.
896 * config/rs6000/rs6000.c (compute_vrsave_mask): Don't mark
897 all call-clobbered registers as used.
899 2003-03-31 Michael Matz <matz@suse.de>
901 * cppexp.c (cpp_classify_number): Accept '.' after "0x".
902 * testsuite/gcc.dg/cpp/c99-hexfloat-3.c: New file.
904 2003-03-31 Nathan Sidwell <nathan@codesourcery.com>
906 * gcov.c: Add -a & -u options.
907 (struct arc_info): Add local_span, is_call_non_return,
908 is_nonlocal_return, is_unconditional flags, remove is_call flag.
909 (struct block_info): Add flags, is_call_site, is_nonlocal_return
910 members. Make encodings a union with span member.
911 (struct function_info): Add blocks_executed, line, src, line_next
913 (struct coverage_info): Make branches a union with blocks member.
914 (struct source_info): Add functions member.
915 (object_summary, program_count): New global variables.
916 (flag_all_blocks, flag_unconditional): New flags.
917 (find_source, output_branch_count): New functions.
918 (print_usage): Adjust.
920 (process_args): Adjust.
921 (read_graph_file) <GCOV_TAG_FUNCTION>: Adjust.
922 <GCOV_TAG_BLOCKS>: Read flags.
923 <GCOV_TAG_LINES>: Adjust.
924 (read_count_file): Process SUMMARY tags.
925 (solve_flow_graph): Set is_unconditional and clear is_call_site
927 (add_branch_counts): Adjust. Don't count unconditional branches.
928 (add_line_counts): Deal with all-blocks mode, accumulate block
930 (accumulate_line_counts): Adjust, generate local spanning tree for
932 (output_lines): Adjust.
933 * profile.c (branch_prob): Alter GCOV_FUNCTION_TAG record.
934 * doc/gcov.texi: Document.
936 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
938 * config/h8300/h8300.md: Organize peephole2's that transform
939 (compare (reg:HI) (const_int)).
941 2003-03-31 Roger Sayle <roger@eyesopen.com>
943 * emit-rtl.c (dconstm2, dconsthalf): New real constants.
944 (init_emit_once): Initialize dconstm2 and dconsthalf here.
945 * real.h (dconstm2, dconsthalf): Add prototypes here.
946 * real.c (real_sqrt): Use dconsthalf rather than local copy.
947 * builtins.c (fold_builtin): When optimizing sqrt(exp(x)) as
948 exp(x/2.0) remember to fold the division if possible.
949 Fold sin(0.0) as 0.0, cos(0.0) as 1.0, pow(x,1.0) as x,
950 pow(x,-1.0) as 1.0/x, pow(x,2.0) as x*x, pow(x,-2.0) as
951 1.0/(x*x) and pow(x,0.5) as sqrt(x).
953 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
955 * config/h8300/h8300.md (a new peephole2): New.
957 2003-03-31 Richard Sandiford <rsandifo@redhat.com>
959 * gcse.c (simple_mem): Return false for floating-point accesses
960 if flag_float_store is true.
962 2003-03-30 Roger Sayle <roger@eyesopen.com>
964 * gcse.c (gcse_constant_p): New function to identify constants
965 suitable for constant propagation, including COMPARE with two
966 integer constant arguments.
967 (hash_scan_set): Use gcse_constant_p.
968 (find_avail_set): Likewise.
969 (cprop_insn): Likewise.
970 (do_local_cprop): Likewise.
971 (find_implicit_sets): Likewise.
972 (find_bypass_set): Likewise.
974 2003-03-30 Matt Kraai <kraai@alumni.cmu.edu>
976 * except.h: Remove definition of varray_type.
978 2003-03-30 Richard Henderson <rth@redhat.com>
980 PR opt/10011, opt/10252:
981 * toplev.c (rest_of_compilation): Run purge_builtin_constant_p
982 before post-gcse cse pass.
984 2003-03-30 Roger Sayle <roger@eyesopen.com>
986 * dojump.c (do_jump): Copy SUBREGs into a pseudo for comparison.
988 2003-03-30 DJ Delorie <dj@redhat.com>
990 * profile.c (instrument_edges): Make sure any newly created
991 jump insns have correct jump label info.
993 2003-03-30 Richard Henderson <rth@redhat.com>
995 * cfgbuild.c (make_edges): Use tablejump_p.
996 * cfgcleanup.c (label_is_jump_target_p): Likewise.
997 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
998 * cfgrtl.c (flow_delete_block_noexpunge): Likewise.
999 (try_redirect_by_replacing_jump): Likewise.
1000 (redirect_edge_and_branch): Likewise.
1001 * cse.c (fold_rtx): Likewise.
1002 * jump.c (delete_related_insns): Likewise.
1003 * rtlanal.c (get_jump_table_offset): Likewise.
1004 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): Likewise.
1006 2003-03-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
1008 * Makefile.in (STRICT_WARN): Don't warn for ISO C constructs.
1009 (STRICT2_WARN): Likewise.
1011 2003-03-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1014 * collect2.c (collect_wait): Use WCOREDUMP and fix output message.
1015 * system.h (WCOREDUMP, WCOREFLG): Define if necessary.
1017 2003-03-30 Richard Henderson <rth@redhat.com>
1020 * config/alpha/alpha.md (umuldi3_highpart): Change to expander;
1021 don't zero_extend const inputs.
1023 2003-03-30 Kazu Hirata <kazu@cs.umass.edu>
1025 * reload1.c (reload_cse_move2add): Fix a comment typo.
1027 2003-03-30 Kazu Hirata <kazu@cs.umass.edu>
1029 * config/h8300/h8300.md (a peephole2): Remove useless code.
1031 2003-03-29 Kazu Hirata <kazu@cs.umass.edu>
1033 * config/h8300/h8300.md (*iorsi3_and_ashift): New.
1034 (*iorsi3_and_lshiftrt): Likewise.
1035 (*iorsi3_zero_extract): Likewise.
1037 2003-03-29 Kazu Hirata <kazu@cs.umass.edu>
1039 * config/h8300/h8300.md (*insv_si_8_8): New.
1040 (*insv_si_8_8_lshiftrt_8): Likewise.
1041 (a peephole2): Likewise.
1043 2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1045 * doc/contrib.texi: Add Eric Botcazou and Roger Sayle.
1046 Uniformly use bugfix instead of bug fix.
1048 2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1051 * ONEWS: Remove those items that already appear in the EGCS
1052 release notes on our web pages.
1054 2003-03-29 Alan Modra <amodra@bigpond.net.au>
1056 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Respect
1057 TARGET_HARD_FLOAT. Reformat.
1058 (FUNCTION_ARG_REGNO_P): Likewise, and remove unneeded casts.
1060 2003-03-28 Albert Chin-A-Young <china@thewrittenword.com>
1062 * gcc/fixinc/inclhack.def: Update solaris_mutex_init_1 to
1063 work on Solaris 2.5.1.
1065 2003-03-28 Kazu Hirata <kazu@cs.umass.edu>
1067 * config/h8300/h8300.md (*addsi3_and_r_1): Put under plus:SI
1069 (*addsi3_and_nor_r_1): Likewise.
1071 2003-03-29 Ulrich Weigand <uweigand@de.ibm.com>
1073 * config/s390/s390.c (s390_emit_prologoue): Make sure backchain is
1074 set up before any trapping memory access if flag_non_call_exceptions.
1076 2003-03-29 Alan Modra <amodra@bigpond.net.au>
1078 * reload1.c (reload_as_needed): Allow a USE in asm reloads.
1080 * loop.c: (find_mem_in_note_1, find_mem_in_note): Comment.
1082 2003-03-28 Nathanael Nerode <neroden@gcc.gnu.org>
1084 * configure.in: Clarify comments.
1085 * configure: Regenerate.
1087 2003-03-28 Ulrich Weigand <uweigand@de.ibm.com>
1089 * config/s390/s390.md ("literal_pool_31"): Output pool anchor
1090 label even if pool empty when generating PIC.
1091 ("literal_pool_31", "literal_pool_64"): Coding style cleanup.
1093 2003-03-28 Kazu Hirata <kazu@cs.umass.edu>,
1094 Dhananjay Deshpande <dhananjayd@kpit.com>
1097 * config/h8300/h8300.c (h8300_initial_elimination_offset):
1098 Correct the offset computation when TARGET_NORMAL.
1100 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
1103 * config/sparc/sparc.md (jump pattern): Correct order
1104 when issuing the annuling marker.
1106 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
1109 * config/sparc/sparc.md (movdi_insn_sp32_v9): Remove 'f-f' alternative.
1110 (movdi reg/reg split): Match only on sparc32, and v9 when int regs.
1112 2003-03-28 Alan Modra <amodra@bigpond.net.au>
1114 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
1116 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
1117 * config/i960/i960.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
1118 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
1119 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
1120 * config/mips/linux.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
1121 * config/sparc/sparc.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
1122 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
1124 2003-03-28 Alan Modra <amodra@bigpond.net.au>
1126 * loop.c: (find_mem_in_note_1, find_mem_in_note): New functions.
1127 (replace_loop_mems): Add "written" param. Remove invalid REG_EQUAL
1128 notes after hoisting.
1129 (load_mems): Adjust replace_loop_mems call.
1131 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
1132 Richard Henderson <rth@redhat.com>
1134 PR target/10114 and PR target/10084
1135 * dwarf2out.c (mem_loc_descriptor): Handle LO_SUM.
1137 2003-03-27 Richard Henderson <rth@redhat.com>
1139 * config/alpha/alpha.md (adddi_er_high_l): Valid only after reload.
1141 2003-03-27 Roger Sayle <roger@eyesopen.com>
1143 * fold-const.c (fold_inf_compare): New function to simplify FP
1144 comparisons against +Infinity or -Infinity.
1145 (fold): Optimize floating point comparisons against Infs and NaNs.
1147 2003-03-27 Janis Johnson <janis187@us.ibm.com>
1149 * libgcov.c: Provide only dummy functions if libc is not available.
1151 2003-03-27 Richard Henderson <rth@redhat.com>
1153 * real.h (struct real_value): Add signalling.
1154 (EXP_BITS): Decrement.
1155 * real.c (get_canonical_qnan): Don't set MSB-1.
1156 (get_canonical_snan): Likewise. Set signalling.
1157 (real_identical): Compare signalling.
1158 (round_for_format): Remove force-one-bit on code.
1159 (real_nan): Likewise. Set signalling.
1160 (encode_ieee_single): Add force-one-bit code; honor signalling.
1161 (encode_ieee_double, encode_ieee_extended, encode_ieee_quad): Likewise.
1162 (decode_ieee_single): Set signalling.
1163 (decode_ieee_double, decode_ieee_extended, decode_ieee_quad): Likewise.
1165 2003-03-27 Olivier Hainque <hainque@act-europe.fr>
1168 * ada/Makefile.in (gnatlib configuration for HPUX): Split
1169 the general section for HPUX into specific sections for
1170 HPUX 10 and HPUX 11. Fix the setting of TGT_LIB in the HPUX
1173 2003-03-27 Glen Nakamura <glen@imodulo.com>
1176 * loop.c (loop_givs_reduce): Skip bivs with duplicate locations
1177 while incrementing giv.
1178 (record_biv): Check for duplicate biv locations and
1179 set (struct induction *) v->same if found.
1181 2003-03-27 David Mosberger <davidm@hpl.hp.com>
1183 * unwind-libunwind.c (uw_frame_state_for): Adjust for libunwind
1184 v0.9 API change: replace read of UNW_REG_HANDLER with
1185 unw_get_proc_info().
1186 (_Unwind_GetLanguageSpecificData): Replace read of UNW_REG_LSDA
1187 with unw_get_proc_info().
1188 (_Unwind_GetRegionStart): Replace UNW_REG_PROC_START with
1189 unw_get_proc_info().
1191 2003-03-27 Vladimir Makarov <vmakarov@redhat.com>
1193 * config/rs6000/8540.md: Use presence_set instead of absence_set.
1195 2003-03-26 Richard Henderson <rth@redhat.com>
1197 * c-decl.c (finish_function): Always defer if DECL_DECLARED_INLINE_P.
1199 2003-03-26 Roger Sayle <roger@eyesopen.com>
1201 PR bootstrap/10051, PR bootstrap/10169.
1202 * mips-tfile.c (init_file): Don't provide a static initializer.
1203 (initialize_init_file): Initialize the contents of init_file.
1204 (add_file): Call initialize_init_file if not already initialized.
1206 2003-03-26 Ulrich Weigand <uweigand@de.ibm.com>
1208 * config/s390/s390.c (s390_optimize_prolog): Do not save/restore
1209 registers used for global asm variables.
1210 (s390_frame_info, s390_arg_frame_offset): Likewise.
1211 (s390_emit_prologue, s390_emit_epilogue): Likewise.
1213 2003-03-26 Vladimir Makarov <vmakarov@redhat.com>
1215 * config/rs6000/8540.md: New file.
1217 * config/rs6000/{40x.md, 603.md, 6xx.md, 7450.md, 7xx.md, mpc.md,
1218 power4.md, rios1.md, rios2.md, rs64.md}: Add mult_compare to
1219 reservations for imul.
1221 * config/rs6000/rs6000.md: Include 8540.md. Change
1222 delayed_compare onto mult_compare for insns generating
1224 (mult_compare, fpsimple, brinc, vecdiv, veccmpsimple, vecfdiv):
1225 New type attribute values.
1227 * config/rs6000/spe.md (*negsf2_gp, *abssf2_gpr): Use type
1228 fpsimple instead of fp.
1229 (*divsf3_gpr): Use type vecfdiv instead of fp.
1230 (spe_evfsabs, spe_evfsnabs, spe_evfsneg): Use type vecsimple
1231 instead of vecfloat.
1232 (spe_evfsdive): Use type vecfdiv instead of vecfloat.
1233 (spe_brinc): Use type brinc instead of veccomplex.
1234 (spe_evaddw, spe_evaddiw): Use type vecsimple instead of
1236 (spe_evdivws, spe_evdivwu): Use type vecdiv instead of veccomplex.
1237 (*movv2si_internal, *movv1di_internal, *movv4hi_internal,
1238 *movv2sf_internal): Define type attribute values for all
1240 (cmpsfeq_gpr, cmpsfgt_gpr, cmpsflt_gpr): Use type veccmp instead
1242 (tstsfeq_gpr, tstsfgt_gpr, tstsflt_gpr): Use type veccmpsimple
1243 instead of fpcompare.
1245 2003-03-26 David Edelsohn <edelsohn@gnu.org>
1247 * config/rs6000/power4.md: Allow delay between dispatch and
1248 function units for simple instructions. Correct store units.
1249 Allow branch to occupy as many dispatch slots as necessary.
1251 2003-03-26 Jakub Jelinek <jakub@redhat.com>
1253 * config/ia64/ia64.c (ia64_expand_op_and_fetch): Fix comment.
1254 (ia64_expand_compare_and_swap): Use always DImode ar.ccv,
1255 zero extend old to it.
1256 * config/ia64/ia64.md (cmpxchg_acq_si): Remove mode from ccv
1259 2003-03-26 Eric Botcazou <ebotcazou@libertysurf.fr>
1262 * reload.c (find_reloads_address): Handle
1263 (PLUS (PLUS (REG) (REG)) (CONST_INT)) form for
1266 2003-03-25 Marcelo Abreu <mmabreu@inf.ufrgs.br>
1269 * version.c: Reference the GCC web site in the URL.
1271 2003-03-26 Alan Modra <amodra@bigpond.net.au>
1273 * c-incpath.c (add_standard_paths): Add both "translated" and
1274 non-translated header paths.
1276 2003-03-25 Loren James Rittle <ljrittle@acm.org>
1278 * doc/install.texi (*-*-freebsd*): Update with known status.
1280 2003-03-21 Jason Merrill <jason@redhat.com>
1282 PR optimization/10171
1283 * unroll.c (unroll_loop): Don't delete the jump at the end unless
1284 we also delete a jump at the beginning.
1286 2003-03-25 Stephane Carrez <stcarrez@nerim.fr>
1288 * doc/contrib.texi (Contributors): Mention self as 68HC11/68HC12
1291 Tue Mar 25 20:35:51 CET 2003 Jan Hubicka <jh@suse.cz>
1293 * i386.c (ix86_rtx_costs): For -fpic and x86-64 local symbolic
1294 constants are not expensive.
1296 Mon Mar 24 20:03:03 CET 2003 Jan Hubicka <jh@suse.cz>
1299 * cfglayout.c (fixup_reorder_chain): Fix dealing with the conditional
1300 jump jumping to the next instruction.
1301 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
1303 2003-03-25 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1305 * doc/passes.texi (Passes): Properly document that we do not
1306 perform jump2 any longer; remove command-line option -dJ.
1308 2003-03-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1310 PR optimization/8746
1311 * config/i386/i386.md (and promoting splitters): Disable HImode to
1312 SImode promoting when the sign bit matters and is not preserved, or
1313 when TARGET_FAST_PREFIX is true. Disable promoting when optimizing
1316 2003-03-24 Kazu Hirata <kazu@cs.umass.edu>
1318 * config/h8300/h8300.md (a peephole2): Extend to support loads
1319 in QImode and HImode.
1321 2003-03-24 Stephane Carrez <stcarrez@nerim.fr>
1323 * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Add _call_far and
1325 (MULTILIB_OPTIONS): Don't multilib on -mlong-calls.
1326 (MULTILIB_EXCEPTIONS): Likewise.
1327 * config/m68hc11/m68hc11.md ("call"): Support far calls for 68HC11
1328 by calling some board support routine.
1329 ("call_value"): Likewise.
1330 ("*return_void"): Likewise for return.
1331 ("*return_16bit"): Likewise.
1332 ("*return_32bit"): Likewise.
1333 * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Generate .far
1335 (DWARF2_ADDR_SIZE): Use 4 so that addresses can
1336 * config/m68hc11/m68hc11.c (m68hc11_override_options): Accept
1337 -mlong-calls for 68HC11.
1338 * config/m68hc11/larith.asm (declare_near): New macro.
1339 (__premain, ___negsi2, ___one_cmplsi2, ___ashlsi3): Use it.
1340 (___ashrsi3, ___lshrsi3, ___lshrhi3, ___lshlhi3): Likewise.
1341 (___rotrhi3, ___rotlhi3, ___ashrhi3, ___ashrqi3): Likewise.
1342 (___lshlqi3, __divmodhi4, ___mulqi3, ___mulhi3): Likewise.
1343 (__mulhi32): Likewise.
1344 (ret): Update macro for 68HC11.
1345 (__far_trampoline): Implement for 68HC11.
1346 (__call_a16, __call_a32, __return_void, __return_16): New support
1347 routines for 68HC11 memory bank switching calling support.
1348 (__return_32): Likewise.
1350 2003-03-24 Neil Booth <neil@daikokuya.co.uk>
1352 * toplev.c (independent_decode_option): Don't skip a 'Y' prefix.
1354 2003-03-24 Janis Johnson <janis187@us.ibm.com>
1356 * doc/install.texi (Testing): Mention test result links from build
1359 2003-03-24 Mark Mitchell <mark@codesourcery.com>
1361 * function.c (put_var_into_stack): Change bool parameter to int.
1362 (gen_mem_addressof): Likewise.
1363 * rtl.h (gen_mem_addressof): Likewise.
1364 * tree.h (put_var_into_stack): Likewise.
1365 * config/alpha/alpha.c (alpha_gp_save_rtx): Adjust call to
1366 gen_mem_addressof or put_var_into_stack.
1367 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1368 * config/ia64/ia64.c (spill_tfmode_operand): Likewise.
1370 2003-03-24 Kazu Hirata <kazu@cs.umass.edu>
1372 * config/h8300/h8300.md (a peephole2): New.
1374 2003-03-24 Jakub Jelinek <jakub@redhat.com>
1376 * dojump.c (do_jump): Handle UNSAVE_EXPR specially.
1378 2003-03-24 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1380 * doc/contrib.texi (Contributors): Update Janis Johnson.
1382 2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1385 * combine.c (simplify_if_then_else): Check that the mode
1386 has MODE_INT class before applying the (OP Z (mult COND C2))
1389 2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1391 PR optimization/9414
1392 * config/sparc/sparc.md (widening peepholes): Use
1393 widen_memory_access instead of change_address.
1395 2003-03-23 Mark Mitchell <mark@codesourcery.com>
1398 * c-typeck.c (c_mark_addressable): Adjust calls to
1400 * expr.c (expand_expr): Likewise.
1401 * function.c (put_var_into_stack): Add rescan parameter. Do not
1402 call fixup_var_refs when rescan is false.
1403 (gen_mem_addressof): Likewise.
1404 (assign_parms): Adjust calls to put_var_into_stack.
1405 (setjmp_protect): Likewise.
1406 (setjmp_protect_args): Likewise.
1407 * rtl.h (gen_mem_addressof): Change prototype.
1408 * stmt.c (expand_decl): Adjust calls to put_var_into_stack.
1409 * tree.h (put_var_into_stack): Change prototype.
1411 2003-03-23 Arpad Beszedes <beszedes@cc.u-szeged.hu>
1414 * builtins.c (expand_builtin_fputs): When optimizing for size,
1415 don't transform fputs into fwrite.
1417 2003-03-23 Glen Nakamura <glen@imodulo.com>
1420 * fold-const.c (extract_muldiv_1): Don't pass through type conversions
1421 when signedness changes for division or modulus.
1423 2003-03-24 Alan Modra <amodra@bigpond.net.au>
1425 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
1428 2003-03-23 Roger Sayle <roger@eyesopen.com>
1431 * stmt.c (expand_end_case_type): Check for overflow in range when
1432 determining whether to use a bit-test implementation.
1434 2003-03-23 Richard Henderson <rth@redhat.com>
1436 * cfgcleanup.c (try_optimize_cfg): Allow merging of tablejumps
1438 * cfgrtl.c (try_redirect_by_replacing_jump): Similarly.
1440 2003-03-23 Richard Henderson <rth@redhat.com>
1443 * ifcvt.c (find_if_block): Disallow tablejump insns outgoing
1444 from then_bb or else_bb after flow2.
1446 2003-03-23 Zack Weinberg <zack@codesourcery.com>
1448 * configure.in: Check whether it is necessary to link against
1450 * configure: Regenerate.
1451 * Makefile.in: Add LDEXP_LIB substitution variable.
1453 2003-03-23 Kazu Hirata <kazu@cs.umass.edu>
1455 * config/h8300/h8300.md: Fix comment typos.
1457 2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1459 * pa.c (output_cbranch): Fix typo in comment.
1461 2003-03-22 Richard Henderson <rth@redhat.com>
1463 * cfgcleanup.c (insns_match_p): Do not do EQUIV substitution
1466 2003-03-22 DJ Delorie <dj at redhat dot com>,
1467 Bruce Korb <bkorb at gnu dot org>
1469 * fixinc/inclhack.def (solaris_mutex_init_1): New; Fix
1470 buggy Solaris 2.6 mutex/cond initializers.
1471 (solaris_mutex_init): Rename to solaris_mutex_init_2.
1472 * fixinc/fixincl.x: Regenerate.
1473 * fixinc/tests/base/pthread.h: Update.
1474 * fixinc/fixincl.c(initialize): be explicit about the default case
1475 and indicate verbose level when being very, very verbose.
1476 * fixinc/check.tpl(VERBOSE): provide a means for passing the value in
1478 2003-03-22 Andreas Jaeger <aj@suse.de>
1480 * config/i386/i386.c (ix86_init_machine_status): Return value.
1482 2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1484 * pa.c (output_cbranch, output_bb, output_bvb): Output nop for
1485 conditional branch to the following instruction. Use next_real_insn
1486 instead of next_active_insn.
1487 (output_dbra, output_movb, jump_in_call_delay): Use next_real_insn
1488 instead of next_active_insn.
1490 2003-03-22 Ulrich Weigand <uweigand@de.ibm.com>
1492 * config/s390/s390.md ("movti", "*movdi_31", "*movdf_31"): Use 'o'
1493 instead of 'm' constraint in forced-split alternatives.
1494 ("*adddi3_31", "*subdi3_31"): Likewise. Also, pass 0 instead of 1 as
1495 VALIDATE_ADDRESS parameter to operand_subword.
1497 2003-03-22 Kazu Hirata <kazu@cs.umass.edu>
1499 * config/h8300/h8300.c (notice_update_cc): Correctly handle
1500 the case where the set destination is STRICT_LOW_PART.
1502 2003-03-22 Svein E. Seldal <Svein.Seldal@solidas.com>
1504 * config/c4x/t-c4x (INSTALL_LIBGCC): Make gcc recognize a c33 as a
1505 c30 instead of a c40 processor.
1507 2003-03-22 Alan Modra <amodra@bigpond.net.au>
1509 * combine.c (simplify_comparison <AND>): Use gen_int_mode. Tidy.
1511 2003-03-21 Zack Weinberg <zack@codesourcery.com>
1513 * c-common.c: Include intl.h.
1514 (shadow_warning): Rewrite to allow better diagnostic translations.
1515 * c-common.h: Update prototype of shadow_warning. Declare sw_kind enum.
1516 * c-decl.c (warn_if_shadowing): Update calls to shadow_warning;
1518 * Makefile.in (c-common.o): Add intl.h.
1520 2003-03-21 Nathanael Nerode <neroden@gcc.gnu.org>
1522 * config.gcc: Remove 'float_format'.
1524 * fixproto: Define NULL and size_t in generated stdlib.h and
1525 unistd.h. Kill unused required_stdlib_h, required_unistd_h.
1526 Rearrange file generation loop for readability. Generate time.h,
1527 string.h if missing.
1528 * tsystem.h: Include <string.h>, <time.h> unconditionally.
1529 * config.gcc: Blow away POSIX defines.
1531 2003-03-22 Stephane Carrez <stcarrez@nerim.fr>
1533 * config/m68hc11/m68hc11.md ("call_value"): Fix trap check.
1535 2003-03-22 Stephane Carrez <stcarrez@nerim.fr>
1537 * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Fix typo in
1538 writing .interrupt command.
1539 * config/m68hc11/m68hc11.md ("call"): Look at the symbol to see
1540 if it's a far or near function.
1541 ("call_value"): Likewise.
1542 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Add far and
1544 (m68hc11_handle_fntype_attribute): Accept attributes on methods.
1545 (m68hc11_override_options): Ignore -mlong-calls for 68HC11.
1546 (m68hc11_initial_elimination_offset): Set current_function_far
1547 according to attributes.
1548 (expand_prologue): Likewise.
1549 (trap_handler_symbol): New global to keep track of trap handlers.
1550 (m68hc11_encode_section_info): Mark symbol as far if needed; set
1552 (m68hc11_is_far_symbol): New function.
1553 (m68hc11_is_trap_symbol): New function.
1554 * config/m68hc11/m68hc11-protos.h (m68hc11_is_far_symbol): Declare.
1555 (m68hc11_is_trap_symbol): Declare.
1557 2003-03-21 Jan Hubicka <jh@suse.cz>
1559 * i386.c (ix86_compute_frame_layout): Recompute fast prologues
1560 only when amount of saved regs changed.
1561 (ix86_init_machine_status): Initialize use_fast_prologue_epilgoue_nregs.
1562 * i386.h (machine_function): New fields use_fast_prologue_epilgoue_nregs.
1564 2003-03-21 Jan Hubicka <jh@suse.cz>
1567 * function.c (instantiate_virtual_regs_lossage): New function.
1568 (instantiate_virtual_regs_1): Use it.
1569 (instantiate_virtual_regs): Do not continue in substition when insn has
1572 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
1574 * combine.c (make_field_assignment): Fix a warning.
1576 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
1578 * config/h8300/h8300.md (*insv_si_1_n_lshiftrt_16): New.
1580 2003-03-21 Dale Johannesen <dalej@apple.com>
1582 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Increase
1583 priority for R2 on Darwin.
1584 (HARD_REGNO_MODE_OK): Don't accept R31 for DFmode.
1586 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
1588 * combine.c (make_field_assignment): Remove unnecessary AND
1589 when storing into zero_extract.
1591 2003-03-21 Zack Weinberg <zack@codesourcery.com>
1593 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT, gcc_AC_C_FLOAT_FORMAT): Delete.
1594 * configure.in: Don't call gcc_AC_C_FLOAT_FORMAT.
1595 * defaults.h: Remove reference to HOST_FLOAT_WORDS_BIG_ENDIAN
1598 2003-03-21 DJ Delorie <dj@redhat.com>
1600 * optabs.c (init_integral_libfuncs): Make sure we init at least up
1601 to "long long" size words.
1603 2003-03-21 Ulrich Weigand <uweigand@de.ibm.com>
1605 * config/s390/s390.h: Do not include fixdfdi.h on s390x.
1606 (TARGET_64BIT): Define as compile-time constant when IN_LIBGCC2.
1607 (MIN_UNITS_PER_WORD): Do not define when IN_LIBGCC2.
1609 2003-03-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1612 * doc/extend.texi: Move misplaced paragraph about underscores in
1613 variables in macros.
1615 2003-03-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1616 Richard Henderson <rth@redhat.com>
1618 PR optimization/8366
1619 * config/sparc/sparc.h: (SYMBOLIC_CONST): New macro.
1620 (GO_IF_LEGITIMATE_ADDRESS): Use it. Reject the form
1621 PIC+SYMBOLIC_CONST in other modes than Pmode.
1622 (GO_IF_MODE_DEPENDENT_ADDRESS): Use it. Mark
1623 the form PIC+SYMBOLIC_CONST as mode dependent.
1625 2003-03-21 DJ Delorie <dj@redhat.com>
1627 * config/stormy16/stormy16.c (xstormy16_expand_arith): Make
1628 sure we always emit at least one insn.
1630 2003-03-21 Christopher Faylor <cgf@redhat.com>
1632 * config.gcc (i[34567]86-*-cygwin*): Use new common makefile
1633 stub t-cygming. Use common target header cygming.h. Add extra
1634 c_target_obj and cxx_target_obj file. Default cygwin to posix
1635 threading. Enforce i386 as float format.
1636 (i[34567]86-*-mingw*): Use new common makefile stub t-cygming.
1637 Remove cygwin.h as target header. Use common target header
1638 cygming.h Enforce i386 as float format. Correct typo.
1639 * config/i386/cygming.h: New file, containing definitions
1640 common to mingw32 and cygwin.
1641 * config/i386/cygwin.h: Remove definitions common to cygwin and
1642 mingw. Simplify special spec logic. Define "wrappers" around
1643 certain include path defines to accommodate -mno-cygwin.
1644 Remove some #if 0'ed code.
1645 (STANDARD_INCLUDE_DIR) Always define when not cross-compiling.
1646 (LINK_SPEC): Don't use cyg search prefix when -mno-cygwin.
1647 (GCC_DRIVER_HOST_INITIALIZATION): Define as call to mingw_scan.
1648 * config/i386/mingw32.h: Remove definitions common to cygwin and
1650 (EXTRA_OS_CPP_BUILTINS): Adjust.
1651 (TARGET_VERSION): Define.
1652 * config/i386/crtdll.h (EXTRA_OS_CPP_BUILTINS): Override
1653 mingw32.h definitions.
1654 (LIBGCC_SPEC): Add libmingwex.a as in mingw32.h.
1655 * config/i386/t-cygwin (EXTRA_GCC_OBJS): Define as cygwin1.o.
1656 Add compilation rules for cygwin1.o cygwin2.o.
1657 * config/i386/cygwin1.c: New file.
1658 * config/i386/cygwin2.c: New file.
1659 * config/i386/t-cygming: New makefile stub.
1661 2003-03-20 Richard Henderson <rth@redhat.com>
1663 * fold-const.c (extract_muldiv_1): Revert changing order of
1664 operands in case MULT_EXPR of 2003-02-16 patch.
1666 2003-03-20 Daniel Berlin <dberlin@dberlin.org>
1667 Merge changes from new-regalloc-branch
1669 From Michael Matz <matz@suse.de>
1670 * df.c (df_ref_record_1): Move init of loc to safe point.
1671 Only recurse on interesting things in parallels.
1672 Handle CLASS_CANNOT_CHANGE_MODE smarter.
1673 (df_uses_record): Ditto.
1675 * df.h (DF_REF_MEM_OK): New enum member, used to mark ref's which
1676 it's already okay to use memory operands in (IE doesn't require
1677 adding another insn or anything).
1679 2003-03-20 Richard Henderson <rth@redhat.com>
1682 * explow.c (allocate_dynamic_stack_space): Handle STACK_SIZE_MODE
1683 different from word_mode.
1685 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
1687 * config/h8300/h8300.md (*insv_si_1_n_lshiftrt): Restrict the
1688 source operand to those that can be extracted with bld.
1690 2003-03-20 Richard Earnshaw <rearnsha@arm.com>
1693 * arm.md (UNSPEC_PIC_BASE): New constant.
1694 (pic_add_dot_plus_four): Wrap with unspec.
1695 (pic_add_dot_plus_eight): Likewise.
1697 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
1699 * config/h8300/h8300.md (*insv_si_1_n): New.
1700 (*insv_si_1_n_lshiftrt): Likewise.
1702 2003-03-20 Roger Sayle <roger@eyesopen.com>
1704 * fold-const.c (fold_mathfn_compare): New function to simplify
1705 comparisons against built-in math functions. Fold comparisons
1706 of sqrt against constants.
1707 (fold): Call fold_mathfn_compare when appropriate.
1709 2003-03-20 Richard Earnshaw <rearnsha@arm.com>
1711 * ifcvt.c (find_if_case_1): If we add a new bb, update the dominance
1714 2003-03-20 Per Bothner <pbothner@apple.com>
1716 Various cleanups to help compile server.
1718 * cppinit.c (cpp_create_reader): Take extra hash_table* argument,
1719 and pass that to _cpp_init_hashtable.
1720 (cpp_read_main_file): Drop hash_table* argument; don't call
1721 _cpp_init_hashtable.
1722 * cpplib.h: Update declarations to match.
1723 * c-opts.c (c_common_init_options): Pass ident_hash to
1725 (c_common_post_options): Don't pass ident_hash to cpp_read_main_file.
1726 * fix-header.c (read_scan_file): Likewise pass NULL table to
1727 cpp_create_reader rather than cpp_read_main_file.
1729 * cppfiles.c (cpp_rename_file): Generalized and renamed
1731 * cpplib.h: Update declaration to match.
1732 * c-opts.c (push_command_line_line, finish_options): Change
1733 cpp_rename_file calls to cpp_change_file.
1735 * line-map.c (add_line_map): Allow leaving the outermost file.
1736 Allowing entering an outermost-file after the initial time.
1738 * toplev.c (pop_srcloc): Allow popping from initial file.
1740 2003-03-20 Kazu Hirata <kazu at cs dot umass dot edu>
1742 * fold-const.c (fold): Fold A - (A & B) into ~B & A.
1744 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
1746 * config/h8300/h8300.md (a peephole2): New.
1748 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
1750 * config/h8300/h8300.md (*addsi3_and_r_1): New.
1751 (*addsi3_and_not_r_1): Likewise.
1753 2003-03-19 Loren James Rittle <ljrittle@acm.org>
1755 * Makefile.in (STRICT2_WARN): Add @WERROR@.
1756 (GCC_WARN_CFLAGS): Remove $(WERROR).
1757 (fixinc.sh-warn): New.
1758 * ada/Make-lang.in (ada-warn): Add $(WERROR).
1759 * cp/Make-lang.in (cp-warn): Add $(WERROR).
1760 * f/Make-lang.in (f-warn): Add $(WERROR).
1761 * java/Make-lang.in (java-warn): Add $(WERROR).
1762 * treelang/Make-lang.in (treelang-warn): Add $(WERROR).
1764 2003-03-19 Nathanael Nerode <neroden@gcc.gnu.org>
1766 * c-common.h (c_dump_tree), c-dump.c (c_dump_tree),
1767 langhooks-def.h (lhd_tree_dump_dump_tree),
1768 langhooks.c (lhd_tree_dump_dump_tree), langhooks.h (*dump_tree):
1769 Change return type from 'int' to 'bool'. Replace 0 and 1 with
1770 true and false in return statements.
1772 2003-03-19 Kevin Buettner <kevinb@redhat.com>
1774 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE): Define.
1775 (DWARF_COMPILE_UNIT_HEADER_SIZE): Take into account
1776 DWARF_INITIAL_LENGTH_SIZE.
1777 (output_compilation_unit_header, output_pubnames, output_aranges)
1778 (output_line_info): Output 0xffffffff escape value for 64-bit
1780 * config/mips/iris6.h (DWARF_INITIAL_LENGTH_SIZE): Define.
1782 2003-03-19 Ulrich Weigand <uweigand@de.ibm.com>
1784 * config/s390/s390.c (s390_preferred_reload_class): Do not
1785 force constants to the pool unless necessary.
1786 (s390_decompose_address): Prefer to use pointer as base,
1788 * config/s390/s390.md ("*tsthiCCT_only"): Remove '?' from
1790 ("*movdi_64", "*movsi", "movhi", "movqi_64", "movqi",
1791 "*movdf_64", "*movsf"): Add '?' to Q->Q alternatives.
1792 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
1793 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
1794 "*adddi3_31", "*subdi3_31"): Do not set "type" attribute.
1796 2003-03-19 Jan Hubicka <jh@suse.cz>
1798 * i386.h (machine_function): New fields use_fast_prologue_epilogue.
1799 * i386.c (use_fast_prologue_epilogue): Remove.
1800 (ix86_frame): New field save_regs-using_mov;
1801 (ix86_compute_frame_layout): Decide on fast prologues;
1802 allocate saved registers in red zone.
1803 (ix86_expand_epilogue, ix86_expand_prolgoues): Obey new parameters.
1805 2003-03-19 Nick Clifton <nickc@redhat.com>
1807 * config/mcore/mcore.h (CPP_SPEC): Remove trailing semi-colon.
1809 2003-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1812 * config/pa/pa-hpux.h (TARGET_HPUX_UNWIND_LIBRARY): Redefine.
1813 * pa-protos.h (output_lbranch): New prototype.
1814 * pa.c (compute_frame_size): Change size of the frame marker on the
1815 64-bit ports to 48 bytes.
1816 (pa_output_function_prologue): Document why SAVE_SP is set.
1817 (hppa_expand_prologue): Save previous stack pointer into frame marker
1818 on targets which use the hpux unwind library.
1819 (output_cbranch): Use output_lbranch.
1820 (output_lbranch): New function to output long unconditional branches.
1821 * pa.h (TARGET_HPUX_UNWIND_LIBRARY): Define.
1822 (STACK_POINTER_OFFSET): Update offset for 48-byte frame marker on
1824 * pa.md (jump): Use output_lbranch.
1825 (allocate_stack): New expander for dynamic stack allocation.
1827 2003-03-19 Alan Modra <amodra@bigpond.net.au>
1829 * config/rs6000/rs6000.c (rs6000_stack_info): Only require a frame
1830 when debugging on XCOFF targets. Delete "abi" temp.
1833 * combine.c (force_to_mode <NOT>): Use gen_int_mode.
1835 2003-03-18 Jakub Jelinek <jakub@redhat.com>
1837 * config/s390/s390.c (s390_output_dwarf_dtprel): New.
1838 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): New proto.
1839 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1841 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): New.
1842 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): New proto.
1843 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1845 2003-03-18 Geoffrey Keating <geoffk@apple.com>
1847 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't clone
1848 the result of machopic_function_base_name.
1849 * config/darwin.c (machopic_function_base_name): Use a gc-allocated
1850 string rather than a static array.
1852 * Makefile.in (emit-rtl.o): Add gt-emit-rtl.h to dependencies.
1854 * gengtype.c: Include rtl.h.
1855 (enum rtx_code): Don't define.
1856 (rtx_format): Make declaration match rtl.h.
1857 (rtx_next_new): Rename from rtx_next to avoid conflict. Change all
1859 (adjust_field_rtx_def): Describe strings in NOTE_LINE_NUMBER notes.
1860 * Makefile.in (gengtype.o): Update dependencies.
1862 2003-03-18 Andreas Schwab <schwab@suse.de>
1864 * config/m68k/m68k.md (iordi3): Fix setting low half to -1. From
1867 2003-03-18 Geoffrey Keating <geoffk@apple.com>
1869 * function.c (next_block_index): Mark with GTY.
1871 * config/rs6000/rs6000.md (macho_correct_pic): Correct pattern.
1873 2003-03-18 Richard Henderson <rth@redhat.com>
1875 * config/ia64/ia64.md (UNSPECV_SETJMP_RECEIVER): New.
1876 (builtin_setjmp_receiver): Delay call to ia64_reload_gp
1879 2003-03-18 Richard Henderson <rth@redhat.com>
1881 * builtins.c (expand_builtin_unop): New target_mode operand;
1882 use it to convert the result to the correct mode.
1883 (expand_builtin): Update all callers.
1885 2003-03-18 Ulrich Weigand <uweigand@de.ibm.com>
1887 * config/s390/s390.md ("movti", "movhi", "movqi"): Add "type" attribute.
1889 2003-03-18 Jan Hubicka <jh@suse.cz>
1891 * i386.md: Fix previous commit that mistakely applied the patch
1894 * alias.c (rtx_equal_for_memref_p): Assume that X and Y has been
1896 (memrefs_conflict_p): Likewise.
1897 (addr_side_effect_eval): Canonicalize the constructed address.
1899 2003-03-18 Jan Hubicka <jh@suse.cz>
1901 * i386.md (cvtts?2si peep2): New.
1903 2003-03-18 Kazu Hirata <kazu@cs.umass.edu>
1905 * config/h8300/h8300.md (*iorsi3_two_qi_zext): New.
1907 2003-03-18 Andreas Schwab <schwab@suse.de>
1909 * dwarf2out.c (output_file_names): Cast size_t to unsigned long
1912 2003-03-17 Jason Merrill <jason@redhat.com>
1915 * expr.c (expand_expr) [ADDR_EXPR]: Disallow taking the address of
1916 an unaligned member of TREE_ADDRESSABLE type.
1918 2003-03-18 Alan Modra <amodra@bigpond.net.au>
1920 * config/rs6000/linux64.h (MASK_PROFILE_KERNEL): Define.
1921 (TARGET_PROFILE_KERNEL): Define.
1922 (SUBTARGET_SWITCHES): Handle -mprofile-kernel.
1923 (PROFILE_BEFORE_PROLOGUE): Don't define.
1924 (PROFILE_KERNEL): Remove hacks.
1925 * config/rs6000/rs6000.c (TARGET_PROFILE_KERNEL): Define default.
1926 (rs6000_stack_info): No need to save lr if just for profiling when
1927 TARGET_PROFILE_KERNEL.
1928 (output_profile_hook): Output nothing when TARGET_PROFILE_KERNEL.
1929 (output_function_profiler): Localize label generation. Emit code
1930 for kernel profiling.
1932 2003-03-17 Kazu Hirata <kazu@cs.umass.edu>
1934 * config/h8300/h8300-protos.h: Add a prototype for
1935 byte_accesses_mergeable_p.
1936 * config/h8300/h8300.c (byte_accesses_mergeable_p): New.
1937 * config/h8300/h8300.md (*iorhi3_two_qi_mem): Likewise.
1938 (a splitter): Likewise.
1939 (*iorsi3_ashift_16_ashift_24): Likewise.
1940 (*iorsi3_ashift_16_ashift_24_mem): Likewise.
1942 2003-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1944 * dwarf2asm.h: Delete obsolete comment.
1945 (dw2_asm_output_data, dw2_asm_output_delta, dw2_asm_output_offset,
1946 dw2_asm_output_pcrel, dw2_asm_output_addr,
1947 dw2_asm_output_addr_rtx, dw2_asm_output_encoded_addr_rtx,
1948 dw2_asm_output_nstring, dw2_asm_output_data_uleb128,
1949 dw2_asm_output_data_sleb128, dw2_asm_output_delta_uleb128,
1950 dw2_asm_output_delta_sleb128): Add ATTRIBUTE_NULL_PRINTF.
1952 2003-03-17 Zack Weinberg <zack@codesourcery.com>
1954 * c-tree.h (struct lang_identifier): Remove error_locus field.
1955 (IDENTIFIER_ERROR_LOCUS): Kill.
1956 (record_function_scope_shadow): New prototype.
1957 * c-typeck.c (build_external_ref): Don't complain if
1958 decl is error_mark_node. When not at file scope, bind the
1959 decl's local value to error_mark_node to suppress further
1960 warnings, instead of setting IDENTIFIER_ERROR_LOCUS.
1962 * c-decl.c (get_function_binding_level): New static function.
1963 (record_function_scope_shadow): New exported function.
1964 (c_make_fname_decl): Use get_function_binding_level.
1966 2003-03-17 Steve Ellcey <sje@cup.hp.com>
1968 * stmt.c (tail_recursion_args): Call promote_mode to set
1969 unsignedp flag correctly before calling convert_move.
1971 2003-03-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1973 * loop-unroll.c (decide_peel_completely,
1974 decide_unroll_constant_iterations, decide_unroll_stupid,
1975 decide_unroll_runtime_iterations, decide_peel_simple): Set
1978 2003-03-17 Jan Hubicka <jh@suse.cz>
1980 * ggc-common.c (ggc_mark_roots): Use htab_traverse_noresize.
1982 2003-03-17 Olivier Hainque <hainque@act-europe.fr>
1984 * function.c (assign_parms): For a struct value address passed as
1985 first argument, delay the function's result RTL setup code until
1986 after the emission of parameter conversions.
1988 2003-03-17 Dave Love <fx@gnu.org>
1989 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1991 * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Define __digital__,
1992 __arch64__ to match Compaq cc.
1994 2003-03-17 Neil Booth <neil@daikokuya.co.uk>
1996 * c-opts.c: Default TARGET_EBCDIC to 0 if not defined.
1997 (c_common_init): Set EBCDIC in cpp options.
1998 * cpplex.c (maybe_read_ucs, cpp_parse_escape): Use EBCDIC option,
1999 not conditional compilation.
2000 * cpplib.h (struct cpp_options): New entry EBCDIC.
2002 2003-03-17 Neil Booth <neil@daikokuya.co.uk>
2004 * fix-header.c (read_scan_file): Need to malloc arguments to add_path.
2006 2003-03-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2008 * function.c (thread_prologue_and_epilogue_insns): Set delete_unused
2009 argument to 0 for redirect_jump.
2011 2003-03-16 Mark Mitchell <mark@codesourcery.com>
2014 * except.c (eh_region_u_cleanup): Add prev_try.
2015 (expand_eh_region_end_cleanup): Set it.
2016 (reachable_handlers): Use it to skip over cleanup blocks.
2018 2003-03-17 Andreas Jaeger <aj@suse.de>
2020 * Makefile.in (TAGS): Remove obsolete handling of =*.[chy].
2022 2003-03-17 Alan Modra <amodra@bigpond.net.au>
2024 * config/rs6000/linux64.h (TARGET_64BIT): Redefine.
2025 (TARGET_RELOCATABLE, TARGET_EABI, TARGET_PROTOTYPE): Likewise.
2026 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Likewise.
2027 (SUBTARGET_OVERRIDE_OPTIONS, CPP_SYSV_SPEC): Likewise.
2029 2003-03-16 Richard Henderson <rth@redhat.com>
2031 * simplify-rtx (simplify_binary_operation): Don't abort for
2032 SS_PLUS, US_PLUS, SS_MINUS, US_MINUS.
2034 2003-03-16 Richard Henderson <rth@redhat.com>
2036 * config/i386/i386.md (movstrictqi, movstrictqi_1): Check
2037 optimize_size as well.
2039 2003-03-16 Stephane Carrez <stcarrez@nerim.fr>
2041 * config/m68hc11/m68hc11.c (print_operand): Handle 'b' modifier
2042 for D register to specify the low part of it, aka B.
2043 (m68hc11_gen_movhi): Use REG_WAS_0 note and increment or decrement
2044 the register if we are loading 1 or -1 to it; avoid using temp
2045 register when moving X/Y to Y/X.
2046 (m68hc11_gen_movqi): Likewise.
2047 (m68hc11_check_z_replacement): Fix last insn setting for compare case.
2049 2003-03-14 Mark Mitchell <mark@codesourcery.com>
2051 PR optimization/9016
2052 * config/i386/i386.c (ix86_expand_move): Force more CONST_DOUBLEs
2053 into the constant pool.
2055 2003-03-16 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
2058 * tree.c (get_narrower): For extensions with unchanged bit number,
2059 return the unsignedness of the outer mode.
2061 2003-03-16 Roger Sayle <roger@eyesopen.com>
2063 * c-typeck.c (build_component_ref): Turn "for" into "do .. while"
2064 to avoid "may be used uninitialized" warning on ia64-hpux.
2065 * config/ia64/ia64-c.c: Include "tm_p.h" for function prototypes.
2067 2003-03-16 Andreas Jaeger <aj@suse.de>
2069 * configure.in: Improve check for memcheck.h.
2070 * configure: Regenerated.
2072 2003-03-16 Neil Booth <neil@daikokuya.co.uk>
2074 * doc/cppopts.texi: Remove documentation of -A-.
2076 2003-03-15 Zack Weinberg <zack@codesourcery.com>
2078 * doc/libgcc.texi: Remove @tie.
2080 2003-03-15 Josef Zlomek <zlomekj@suse.cz>
2082 * rtl.h (subrtx_p): Renamed to rtx_referenced_p.
2083 (rtx_pair): Added new element update_label_nuses, renamed to
2085 * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge): Use
2086 replace_label_data instead of rtx_pair.
2087 * loop.c (load_mems): Likewise.
2088 * rtlanal.c (replace_label): Replace label in pool constants and in
2089 INSN_LIST (in REG_LABEL note).
2090 (subrtx_p): Renamed to rtx_referenced_p.
2091 (subrtx_p_1): Renamed to rtx_referenced_p_1, compare the interior of
2092 LABEL_REF with CODE_LABEL, traverse constants from pool.
2094 2003-03-15 Aldy Hernandez <aldyh@redhat.com>
2095 Zack Weinberg <zack@codesourcery.com>
2097 * Makefile.in (TEXI_GCCINT_FILES): Add libgcc.texi.
2098 * doc/libgcc.texi: New file.
2099 * doc/interface.texi: Delete paragraph about libgcc interface.
2100 * doc/gccint.texi: Add libgcc menu entry and @include libgcc.texi.
2102 2003-03-15 Jason Merrill <jason@redhat.com>
2105 * dwarf2out.c (gen_decl_die): Ignore frontend tree codes.
2108 * dwarf2out.c (dwarf2out_decl): If we're at -g1, just stick nested
2109 function DIEs at toplevel.
2110 (decls_for_scope): At -g1, don't descend into subblocks.
2112 2003-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2114 * varasm.c (struct rtx_const): Change type of un.addr member
2115 to struct holding an additional 'symbol' member.
2116 (decode_rtx_const): Re-enable optimization to count SYMBOL_REFs
2117 with equal string addresses as equal.
2118 (simplify_subtraction): Adapt to struct rtx_const change.
2120 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
2122 * fix-header.c (read_scan_file): Read main file before handling -D.
2124 2003-03-15 Roger Sayle <roger@eyesopen.com>
2126 * c-cppbuiltin.c (builtin_define_with_value_n): Fix whitespace.
2127 * c-typeck.c (c_tree_expr_nonnegative_p): Likewise.
2128 * cfgbuild.c (find_many_sub_basic_blocks): Likewise.
2129 (find_sub_basic_blocks): Likewise.
2130 * cgraphunit.c (cgraph_expand_functions): Likewise.
2131 * dwarf2out.c (prune_unused_types): Likewise.
2132 * expr.c (store_field): Likewise.
2133 * genextract.c (print_path): Likewise.
2134 * haifa-sched.c (schedule_insn): Likewise.
2135 * lcm.c (compute_antinout_edge): Likewise.
2136 * loop-unroll.c (decide_peel_once_rolling): Likewise.
2137 * ra-colorize.c (ra_colorize_free_all): Likewise.
2138 * ra-debug.c (dump_igraph): Likewise.
2139 (debug_hard_reg_set): Likewise.
2140 * reg-stack.c (reg_to_stack): Likewise.
2141 * rtlanal.c (refers_to_regno_p): Likewise.
2142 * tracer.c (layout_superblocks): Likewise.
2144 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
2146 * fix-header.c (read_scan_file): Fix thinko.
2148 2003-03-15 Glen Nakamura <glen@imodulo.com>
2150 * reload1.c (choose_reload_regs): Use && instead of ||
2151 with REG_CANNOT_CHANGE_MODE_P condition.
2153 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
2155 * Makefile.in: Update.
2156 * c-common.h (cb_register_builtins): Rename c_cpp_builtins.
2157 * c-lex.c (init_c_lex): Register builtins hook is dead.
2158 * c-opts.c (COMMAND_LINE_OPTIONS, missing_arg): Handle -A, -D and -U.
2159 (c_common_decode_option): Don't call cpp_handle_option.
2160 Handle -A, -D and -U.
2161 (handle_deferred_opts): Simplify.
2162 (finish_options): Define builtins and command line macros.
2163 * c-ppoutput.c (init_pp_output): Register builtins hook is dead.
2164 * cppinit.c: Don't include intl.h.
2165 (init_builtins): Rename cpp_init_builtins. No hook to call.
2166 (init_library): Don't need to sort options.
2167 (cpp_create_reader): Don't set pending.
2168 (cpp_destroy): Don't free pending.
2169 (struct pending_option, cl_directive_handler, struct cpp_pending,
2170 APPEND, free_chain, new_pending_directive, parse_option, opt_comp,
2171 cpp_finish_options, COMMAND_LINE_OPTIONS, DEF_OPT, struct cl_option,
2172 cl_options, cpp_handle_option): Remove.
2173 * cpplib.h (struct cpp_pending, register_builtins, cpp_handle_option,
2174 cpp_finish_options): Remove.
2175 (cpp_init_builtins): New.
2176 * fix-header.c (read_scan_file): Update to handle -D. Fix
2177 handling of -I. Replace call to cpp_finish_options.
2179 2003-03-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2181 PR optimization/9387
2182 * function.c (thread_prologue_and_epilogue_insns): Use redirect_jump
2183 for conditional returns.
2185 2003-03-14 Jason Merrill <jason@redhat.com>
2187 PR optimization/6871
2188 * varasm.c (assemble_variable): Leave constant zeroes in .rodata.
2190 2003-03-14 Neil Booth <neil@daikokuya.co.uk>
2192 * c-opts.c (finish_options): New.
2193 (COMMAND_LINE_OPTIONS, c_common_decode_option): Add -imacros.
2194 (missing_arg): Handle OPT_include and OPT_imacros.
2195 (c_common_init, c_common_parse_file): Use finish_options.
2196 (handle_deferred_opts): Update.
2197 * cppinit.c (struct cpp_pending): Remove imacros_head and imacros_tail.
2198 (cpp_finish_options): Don't handle -imacros here.
2200 (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -imacros.
2202 2003-03-14 Jakub Jelinek <jakub@redhat.com>
2204 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Don't call
2205 rs6000_maybe_dead if !fromprolog.
2207 2003-03-14 Neil Booth <neil@daikokuya.co.uk>
2209 * Makefile.in: Update.
2210 * c-common.h (fe_file_change, pp_file_change): New.
2211 * c-lex.c (init_c_lex): Don't set cb_file_change.
2212 (c_common_parse_file): Move to c-opts.c.
2213 (cb_file_change): Rename fe_file_change.
2214 * c-opts.c: Include debug.h.
2215 (warn_unused_macros, include_cursor): New.
2216 (push_command_line_include, cb_file_change): New.
2217 (COMMAND_LINE_OPTIONS): Handle -include.
2218 (c_common_decode_option): Use local warn_unused_macros.
2220 (c_common_post_options): Set file change callback.
2221 (handle_deferred_opts): Skip -include. Don't free the array.
2222 (c_common_init): Call cpp_finish_options here, and push an
2223 initial -include file.
2224 * c-ppoutput.c (cb_file_change): Rename pp_file_change.
2225 (preprocess_file): Don't call cpp_finish_options.
2226 (init_pp_output): Don't set the file change callback.
2227 (pp_file_change): Return if no line commands or no output.
2228 * cpphash.h (next_include_file, first_unused_line): Remove.
2229 * cppinit.c (include_head, include_tail): Remove.
2230 (cpp_destroy): Don't free -include chain.
2231 (cpp_finish_options): Don't handle -include, or worry about
2233 (_cpp_maybe_push_include_file): Remove.
2234 (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -include.
2235 * cpplib.c (_cpp_pop_buffer): Don't handle -include.
2236 * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_create_definition):
2237 Used flag is set based upon the state of the warn_unused_macros
2238 flag, and so use of first_unused_line is unnecessary.
2240 2003-03-13 Jan Hubicka <jh@suse.cz>
2242 * cselib.c (clear_table): Do not take argument; always clear just
2244 (cselib_process_insn): Update call of clear_table
2245 (cselib_init): Do not call clear_table.
2246 (cselib_finish): Clear table.
2248 * cse.c (count_reg_usage): Do not check side_effects_p.
2249 * rtlanal.c (set_noop_p): Check side_effects_p only when set looks
2251 (find_reg_equal_equiv_note): Do not use find_reg_note.
2253 2003-03-14 Richard Henderson <rth@redhat.com>
2256 * config/alpha/alpha.c (alpha_va_start): Account for
2257 current_function_pretend_args_size in the AP offset.
2259 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Move out of line.
2260 (INITIAL_ELIMINATION_OFFSET): Move out of line.
2261 * config/alpha/alpha.c (alpha_setup_incoming_varargs): New.
2262 (alpha_initial_elimination_offset) New.
2263 * config/alpha/alpha-protos.h: Update.
2265 2003-03-14 Jakub Jelinek <jakub@redhat.com>
2267 * stmt.c (expand_start_case): Call emit_queue ().
2269 2003-03-14 Chris Demetriou <cgd@broadcom.com>
2270 Alexandre Oliva <aoliva@redhat.com>
2272 * config/mips/mips.h (FUNCTION_PROFILER): _mcount() doesn't pop 2
2275 2003-03-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2277 PR optimization/8396
2278 * tree-inline.c (initialize_inlined_parameters): Make sure the value
2279 of read-only constant arguments is passed with the right type.
2281 2003-03-14 Steven Bosscher <steven@gcc.gnu.org>
2283 * doc/extend.texi (Function Names): Make the example compilable.
2285 2003-03-13 David Edelsohn <edelsohn@gnu.org>
2287 * config/rs6000/rs6000.c (processor_target_table): Really allow
2288 GP optional instructions on Power4.
2290 2003-03-13 Roger Sayle <roger@eyesopen.com>
2292 * calls.c (flags_from_decl_or_type): Factor and remove redundant
2295 2003-03-13 Mike Stump <mrs@apple.com>
2297 * ggc-page.c (struct page_entry): Remove varray.h header.
2298 Add index_by_depth field.
2299 Remove save_in_use_p field.
2300 (struct globals): Add depth_in_use, depth_max, by_depth_in_use,
2301 by_depth_max, by_depth, and save_in_use fields.
2302 (INITIAL_PTE_COUNT): Add.
2303 (save_in_use_p_i): Add.
2304 (save_in_use_p): Add.
2305 (adjust_depth): Add.
2306 (move_ptes_to_front): Add.
2308 (push_by_depth): Add.
2310 (free_page): Add support for and use faster data structures.
2311 (ggc_alloc): Likewise.
2312 (init_ggc): Likewise.
2313 (ggc_recalculate_in_use_p): Likewise.
2314 (ggc_pop_context): Likewise.
2315 (clear_marks): Likewise.
2316 (ggc_pch_read): Likewise.
2317 * Makefile.in (ggc-page.o): Remove varray.h.
2319 2003-03-13 Nathanael Nerode <neroden@gcc.gnu.org>
2321 * ChangeLog: Rotated last year's entries to...
2324 * config/ia64/fde-glibc.c, config/ia64/freebsd.h,
2325 config/ia64/hpux.h, config/ia64/hpux_longdouble.h,
2326 config/ia64/ia64-c.c, config/ia64/ia64-modes.def,
2327 config/ia64/ia64-protos.h, config/ia64/ia64.c,
2328 config/ia64/ia64.h, config/ia64/ia64.md,
2329 config/ia64/itanium1.md, config/ia64/itanium2.md,
2330 config/ia64/quadlib.c, config/ia64/unwind-ia64.c,
2331 config/ia64/unwind-ia64.h: It's GCC, not GNU CC.
2333 2003-03-13 Aldy Hernandez <aldyh@redhat.com>
2335 * config/rs6000/rs6000.c (rs6000_dwarf_register_span):
2336 Differentiate endianness.
2337 (s6000_override_options): Use cpu type instead of TARGET_SPE.
2339 2003-03-13 Nick Clifton <nickc@redhat.com>
2341 * config/arm/arm.c (print_multi_reg): Do not generate a type 2
2342 LDM instructions with writeback enabled.
2343 (output_return_instruction): Likewise.
2345 * config/arm/pe.h (FIXED_REGISTERS): Remove definition.
2346 (CALL_USED_REGISTERS): Remove definition.
2347 (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Define.
2349 2003-03-13 Alan Modra <amodra@bigpond.net.au>
2351 * config/rs6000/rs6000.c (rs6000_flag_pic): Delete.
2352 (rs6000_xcoff_encode_section_info): #ifdef TARGET_XCOFF.
2353 (rs6000_binds_local_p, TARGET_BINDS_LOCAL_P): #if TARGET_MACHO.
2354 (rs6000_override_options): Don't clear flag_pic for ABI_AIX.
2355 (rs6000_legitimize_address): Formatting.
2356 (rs6000_emit_move): Likewise.
2357 (rs6000_return_addr): Test ABI_AIX as well as flag_pic.
2358 (rs6000_emit_prologue <save_LR_around_toc_setup>): Likewise.
2359 (rs6000_elf_select_section): Comment reason for shlib being
2361 (rs6000_elf_unique_section): Likewise.
2362 (rs6000_elf_encode_section_info): Test !TARGET_AIX as well as ABI_AIX.
2363 * config/rs6000/rs6000.h (LEGITIMATE_LO_SUM_ADDRESS_P): Test ABI_AIX
2364 as well as flag_pic.
2365 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
2366 (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
2367 * config/rs6000/linux64.h (TARGET_ENCODE_SECTION_INFO): Don't define.
2369 2003-03-13 Richard Henderson <rth@redhat.com>
2371 * emit-rtl.c (try_split): Handle 1-1 splits of call insns properly.
2373 * config/ia64/ia64.c (TARGET_FUNCTION_OK_FOR_SIBCALL): New.
2374 (ia64_gp_save_reg): Remove.
2375 (struct ia64_frame_info): Move to the beginning of the file;
2377 (ia64_expand_call): Rearrange for new call patterns.
2378 (ia64_reload_gp): New.
2379 (ia64_split_call): New.
2380 (ia64_compute_frame_size): Allocate reg_save_gp.
2381 (ia64_expand_prologue): Save reg_save_gp.
2382 (ia64_expand_epilogue): Don't restore gp.
2383 (ia64_hard_regno_rename_ok): Remove R4 hack.
2384 (ia64_function_ok_for_sibcall): New.
2385 (ia64_output_mi_thunk): Set reload_completed, no_new_pseudos;
2386 call try_split on sibcall pattern.
2387 * config/ia64/ia64-protos.h: Update.
2388 * config/ia64/ia64.md (call_nogp, call_value_nogp, sibcall_nogp):
2389 Rename from nopic versions. Confiscate 2nd argument to call as
2391 (call_pic, call_value_pic, sibcall_pic): Remove.
2392 (call_gp, call_value_gp, sibcall_gp): New.
2393 (builtin_setjmp_setup): Remove.
2394 (builtin_setjmp_receiver): Call ia64_reload_gp.
2396 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
2398 * config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
2399 config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md: Replace
2400 "GNU CC" with "GCC".
2402 * config/c4x/c4x-c.c, config/c4x/c4x-modes.def,
2403 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
2404 config/c4x/c4x.md, config/c4x/libgcc.S, config/c4x/rtems.h:
2407 * genattrtab.h, hosthooks-def.h, hosthooks.h, langhooks-def.h,
2408 langhooks.h, tree-inline.h: Replace "GNU CC" with "GCC".
2410 * c-pch.c, dummy-conditions.c, genautomata.c, genconditions.c,
2411 langhooks.c, tree-inline.c, unwind-dw2-fde-darwin.c,
2412 unwind-dw2-fde-glibc.c, unwind-libunwind.c, vmsdbgout.c: Replace
2413 "GNU CC" with "GCC".
2415 * config/v850/lib1funcs.asm, config/v850/rtems.h,
2416 config/v850/v850-c.c, config/v850/v850-protos.h,
2417 config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2420 * config/vax/bsd.h, config/vax/elf.h, config/vax/netbsd-elf.h,
2421 config/vax/netbsd.h, config/vax/openbsd.h, config/vax/openbsd1.h,
2422 config/vax/ultrix.h, config/vax/vax-protos.h, config/vax/vax.c,
2423 config/vax/vax.h, config/vax/vax.md, config/vax/vaxv.h: GCC, not
2426 2003-03-12 Benjamin Kosnik <bkoz@redhat.com>
2428 * cpppch.c (cpp_valid_state): Use DL_WARNING_SYSHDR, not DL_WARNING.
2430 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
2432 * fixinc/fixinc.interix: Remove dead code (most of it).
2433 * fixinc/fixinc.dgux: Remove.
2435 * ginclude/float.h, ginclude/iso646.h, ginclude/stdarg.h,
2436 ginclude/stdbool.h, ginclude/stddef.h: GCC, not GNU CC.
2438 2003-03-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2440 * pa.c (pa_init_builtins): Fix warning.
2442 2003-03-12 Steve Ellcey <sje@cup.hp.com>
2444 * config/ia64/ia64.h (ASM_OUTPUT_XDATA_CHAR): Remove.
2445 (ASM_OUTPUT_XDATA_SHORT): Remove.
2446 (ASM_OUTPUT_XDATA_INT): Remove.
2447 (ASM_OUTPUT_XDATA_DOUBLE_INT): Remove.
2448 (ASM_OUTPUT_ADDR_DIFF_ELT): Handled 32 bit address diffs.
2449 (ASM_PREFERRED_EH_DATA_FORMAT): Handle 32 bit EH pointers.
2450 (CASE_VECTOR_MODE): Handle 32 bit pointers in case statement.
2452 2003-03-12 Andrew Lewycky <andrew@mxc.ca>
2455 * expr.c (store_expr): Don't attempt to store void-typed trees,
2456 just evaluate them for side effects.
2458 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
2460 * cppfiles.c (cpp_rename_file, cpp_push_include): New.
2461 * cppinit.c (push_include): Move with changes to cppfiles.c.
2462 (cpp_read_main_file): Mark named operators here...
2463 (cpp_finish_options): ...not here. Update.
2464 (_cpp_maybe_push_include_file): Update.
2465 * cpplib.h (cpp_push_include, cpp_rename_file): New.
2467 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
2469 * aclocal.m4: Introduce gcc_GAS_VERSION_GTE_IFELSE,
2470 _gcc_COMPUTE_GAS_VERSION.
2471 * configure.in: Use them.
2472 * configure: Regenerate.
2474 2003-03-12 Bob Wilson <bob.wilson@acm.org>
2476 * config/xtensa/xtensa.md (adddi3): Don't clobber source operand used
2478 (subdi3): Reorder emitted instructions.
2480 2003-03-12 Andreas Jaeger <aj@suse.de>
2482 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Remove call to
2483 NETBSD_OS_CPP_BUILTINS_LP64.
2485 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
2487 * Makefile.in: Eliminate all.indirect. Update and clean up comments.
2488 Rearrange. Reorganize.
2489 * configure.in: Rearrange.
2490 * configure: Regenerate.
2492 2003-03-12 Andreas Jaeger <aj@suse.de>
2494 * c-cppbuiltin.c (cb_register_builtins): Define LP64 builtins for
2497 * doc/cpp.texi (Common Predefined Macros): Document __LP64__ and
2500 * config/ia64/ia64.h (TARGET_CPU_CPP_BUILTINS): Do not define
2502 * config/pa/pa.h (TARGET_CPU_CPP_BUILTINS): Likewise.
2504 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Remove call to
2505 NETBSD_OS_CPP_BUILTINS_LP64.
2506 * config/sh/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise.
2507 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise.
2509 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_LP64): Remove.
2511 2003-03-12 Jan Hubicka <jh@suse.cz>
2513 * i386.c (ix86_setup_incoming_varargs): Set stack_alignment_needed to 128.
2515 2003-03-12 Daniel Jacobowitz <drow@mvista.com>
2517 Fix PR target/9797 and PR c/9853.
2518 * stmt.c (expand_decl_init): Call push_temp_slots () and
2521 2003-03-12 J"orn Rennecke <joern.rennecke@superh.com>
2523 * sh.c: Include basic-block.h.
2524 (sh_output_mi_thunk, emit_load_ptr): New functions.
2525 (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine.
2527 2003-03-12 Nick Clifton <nickc@redhat.com>
2529 * config/arm/pe.h (FIXED_REGISTERS): Add Maverick registers.
2530 (CALL_USED_REGISTERS): Likewise.
2531 * config/arm/arm.h (FIRST_PSEUDO_REGISTER): Update comment
2532 describing how this value is calculated.
2534 2003-03-12 Hans-Peter Nilsson <hp@bitrange.com>
2536 * configure.in (rlim_t): Define to long if no valid definition
2537 found in sys/resource.h.
2538 * config.in, configure: Regenerate.
2540 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
2542 * config/mcore/mcore-elf.h (CPP_PREDEFINES): Replace with
2543 TARGET_OS_CPP_BUILTINS.
2544 * config/mcore/mcore-pe.h: Similarly.
2545 * config/mcore/mcore.h: Replace CPP_PREDEFINES and part of
2546 CPP_SPEC with TARGET_CPU_CPP_BUILTINS.
2548 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2551 * c-decl.c (duplicate_decls): Discard the initializer of the new decl
2552 only if it is a VAR_DECL.
2554 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2556 PR optimization/9888
2557 * config/i386/i386.md (jcc_1): Fix range.
2560 (doloop_end_internal): Likewise.
2562 2003-03-12 Danny Smith <dannysmith@users.sourceforge.net>
2564 * config/i386/winnt.c (DLL_IMPORT_PREFIX): New define.
2565 Use throughout instead of DLL_IMPORT_EXPORT_PREFIX and "e."
2566 (DLL_EXPORT_PREFIX): New define. Use throughout instead of
2567 DLL_IMPORT_EXPORT_PREFIX and "i."
2568 (i386_pe_dllexport_name_p): Here.
2569 (i386_pe_dllimport_name_p): Here.
2570 (i386_pe_mark_dllexport): Here. Remove DLL_IMPORT_PREFIX,
2571 not 9 chars when getting identifier name.
2572 (i386_pe_mark_dllimport): Here.
2573 (i386_pe_encode_section_info): Here. Remove DLL_IMPORT_PREFIX,
2574 not 9 chars when getting identifier name. Correct comment.
2575 (i386_pe_strip_name_encoding): Here. Add comments for different
2577 (gen_fastcall_suffix): Break down xmalloc() argument to
2579 (gen_stdcall_suffix): Likewise.
2580 Update copyright year.
2582 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2584 PR optimization/9888
2585 * config/i386/i386.md (movsi_1): Remove special alternatives
2587 (movsi_1_nointernunit): Likewise.
2588 (movhi_1): Likewise.
2589 * config/i386/i386.c (memory_address_length): Do not use
2590 short displacement when there is no base.
2591 (ix86_attr_length_address_default): Handle LEA instructions.
2593 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
2595 * c-cppbuiltin.c (builtin_define_std): Make non-static.
2597 2003-03-11 Loren James Rittle <ljrittle@acm.org>
2599 * config/freebsd-spec.h (FBSD_CPP_PREDEFINES): Remove.
2600 (FBSD_TARGET_OS_CPP_BUILTINS): New port-specific macro.
2601 (FBSD_TARGET_CPU_CPP_BUILTINS): New port-specific macro.
2602 * config/freebsd.h (CPP_PREDEFINES): Remove.
2603 (TARGET_OS_CPP_BUILTINS): New.
2604 * config/alpha/freebsd.h: Use overridden FBSD_TARGET_CPU_CPP_BUILTINS
2605 instead of TARGET_OS_CPP_BUILTINS.
2606 * config/sparc/freebsd.h (CPP_PREDEFINES): Remove.
2608 2003-03-11 Geoffrey Keating <geoffk@apple.com>
2610 * c-cppbuiltin.c (builtin_define_std): Add ATTRIBUTE_UNUSED.
2612 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
2614 * config/rs6000/rs6000.c (rs6000_stack_info): Remove
2615 insn_chain_scanned. Use insn_chain_scanned_p in machine_function.
2617 * config/rs6000/rs6000.h (machine_function): Add insn_chain_scanned_p.
2619 2003-03-11 Alexandre Oliva <aoliva@redhat.com>
2621 * toplev.c (independent_decode_option): Return success for --help,
2622 --target-help and --version.
2624 2003-03-11 Alexandre Oliva <aoliva@redhat.com>
2626 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add endian_spec.
2627 Default to -mips3 on -mabi=64. Don't add -mips* flag if -march is
2629 (SUBTARGET_ASM_SPEC): Remove -mips*-adding code obviated by
2631 (LINK_SPEC): Let endian options affect the linker emulation name.
2633 2003-03-11 J"orn Rennecke <joern.rennecke@superh.com>
2635 * sh.md (reload_inqi): Fix mode for source in second set.
2637 2003-03-11 Jan Hubicka <jh@suse.cz>
2639 * cselib.c (cselib_invalidate_mem_1): Move too ...
2640 (cselib_invalidate_mem): ... here; use new list
2641 (dummy_val, first_containing_mem): New static variables.
2642 (clear_table): Initialize first_containing_mem.
2643 (discard_useless_values): Compact the containing_mem list.
2644 (add_mem_for_addr): Add to the list.
2645 * cselib.h (cselib_val): Add next_containing_mem.
2647 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
2649 * config/rs6000/rs6000.c (rs6000_override_options): Disable string
2650 instructions for e500.
2652 2003-03-11 Neil Booth <neil@daikokuya.co.uk>
2654 * Makefile.in: Update.
2655 * c-cppbuiltin.c: Include tm_p.h.
2657 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
2659 * doc/tm.texi (Frame Registers): Document DWARF_REG_TO_UNWIND_COLUMN.
2661 * unwind-dw2.c (DWARF_REG_TO_UNWIND_COLUMN): Define.
2662 (_Unwind_GetGR): Use DWARF_REG_TO_UNWIND_COLUMN.
2663 (_Unwind_SetGR): Same.
2664 (_Unwind_GetGRPtr): New.
2665 (_Unwind_SetGRPtr): New.
2666 (uw_update_context_1): Use accesor functions instead of accessing
2667 context->reg[] directly.
2668 (uw_install_context_1): Same.
2669 (execute_cfa_program): Same.
2670 (__frame_state_for): Same.
2672 * config/rs6000/rs6000.c (spe_synthesize_frame_save): Use 1200 as
2673 the synthetic register offset.
2675 * config/rs6000/rs6000.h (DWARF_REG_TO_UNWIND_COLUMN): New.
2677 2003-03-11 Hans-Peter Nilsson <hp@axis.com>
2679 * config/cris/cris.md: Remove lingering EGCS reference.
2680 ("*extopqihi_side_biap"): For HI operation, match
2681 cris_additive_operand_extend_operator, not
2682 cris_operand_extend_operator. Adjust condition.
2683 ("*extopqihi_side", "*extopqihi"): Ditto.
2684 ("*extopqisi_side_biap"): Correct operand numbers in condition.
2685 ("*extophisi_side_biap", "*extopqisi_swap_side_biap"): Ditto.
2686 ("*extophisi_swap_side_biap", "*extopqisi_swap"): Ditto.
2687 ("*extophisi_swap"): Ditto.
2688 ("*extopqihi_swap_side_biap"): For HI operation, match a simple
2689 PLUS, not cris_operand_extend_operator. Adjust condition and
2691 ("*extopqihi_swap_side", "*extopqihi_swap"): Ditto.
2692 * config/cris/cris.h (PREDICATE_CODES): Add
2693 cris_additive_operand_extend_operator.
2694 * config/cris/cris.c (cris_additive_operand_extend_operator):
2697 2003-03-11 Hartmut Penner <hpenner@de.ibm.com>
2699 * df.c (read_modify_subreg_p): Change from static to global.
2700 * df.h (read_modify_subreg_p): Add prototype.
2701 * sched-deps.c (sched_analyze_1): Generate true dependency for
2702 strict_low_part, certain subregs and zero/sign_extract.
2704 2003-03-11 Neil Booth <neil@daikokuya.co.uk>
2706 * Makefile.in: Update.
2707 * c-common.c: Don't include real.h or except.h.
2708 (REGISTER_PREFIX): Remove.
2709 (builtin_define_std, builtin_define_with_value,
2710 builtin_define_with_int_value, builtin_define_with_hex_fp_value,
2711 builtin_define_type_max, builtin_define_type_precision,
2712 builtin_define_float_constants): Move to c-cppbuiltin.c.
2713 (c_stddef_cpp_builtins): New.
2714 * c-common.h (builtin_define_with_value, c_stddef_cpp_builtins): New.
2715 * c-cppbuiltin.c: New, extracted from c-common.c.
2716 (define__GNUC__): New.
2717 * cppspec.c (lang_specific_driver): Remove support of -no-gcc.
2718 * gcc.c: Remove support of %v1, %v2 and %v3 specs.
2719 (cpp_unique_options): Don't support no-gcc.
2720 (do_spec_1): Remove support of version specs.
2721 * doc/invoke.texi: Remove documentation of %v1, %v2 and %v3.
2722 * doc/passes.texi: Update.
2723 * doc/tm.texi: Update.
2725 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
2727 * dwarf2out.c (multiple_reg_loc_descriptor): Fix thinko.
2729 2003-03-10 Andrew Pinski <apinski@apple.com>
2731 * config/darwin.c (machopic_function_base_name): If dynamic-no-pic
2732 is on should not get here.
2733 (machopic_indirect_data_reference): If dynamic-no-pic is on just
2734 generate high/low parts of the address.
2735 (machopic_legitimize_pic_address): Change MACHOPIC_PURE to
2736 MACHOPIC_INDIRECT. Dynamic-no-pic uses 0 as the pic base. Generate
2737 symbol and labels with a new reg. Dynamic-no-pic does not have a
2738 pic_offset_table_rtx.
2739 (machopic_select_section): Change references of flag_pic to
2741 (machopic_asm_out_destructor): Likewise.
2742 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Change
2743 reference of flag_pic to MACHOPIC_INDIRECT.
2744 (MACHO_DYNAMIC_NO_PIC_P): Define as TARGET_DYNAMIC_NO_PIC.
2745 (MACHOPIC_INDIRECT): Is also true when dynamic-no-pic is on.
2746 (MACHOPIC_JUST_INDIRECT): Is also true when dynamic-no-pic is on.
2747 (MACHOPIC_PURE): Is not pure when dynamic-no-pic is on.
2748 * config/i386/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define as
2749 0 for right now as dynamic-no-pic is not implemented on Darwin/ia32.
2750 * config/rs6000/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define.
2751 (TARGET_DYNAMIC_NO_PIC): Define.
2752 (SUBTARGET_SWITCHES): Define, have sub-target switches for
2754 (SUBTARGET_OVERRIDE_OPTIONS): Move check for -fpic from
2755 rs6000_override_options to here. Dynamic-no-pic overrides
2757 (CC1_SPEC): Change from not static then pic to not static and not
2758 dynamic-no-pic then pic.
2759 * config/rs6000/rs6000.c (rs6000_override_options): Move the
2760 check for -fpic and DARWIN_ABI to config/rs6000/darwin.h
2761 (rs6000_legitimize_reload_address): Add case for loading floating in
2763 (rs6000_emit_move): Add case for dynamic-no-pic. Change reference
2764 of flag_pic to MACHOPIC_INDIRECT.
2765 (secondary_reload_class): Conditional change the reference of
2766 flag_pic to MACHOPIC_INDIRECT.
2767 (rs6000_output_mi_thunk): Change reference of flag_pic to
2769 (output_profile_hook): Likewise.
2770 (machopic_output_stub): Non-pure (dynamic-no-pic) is now supported.
2771 * config/rs6000/rs6000.md (movdf_low): Add the case for
2772 MACHO_DYNAMIC_NO_PIC_P.
2773 (call): Change references for flag_pic in TARGET_MACHO to
2775 (SUBTARGET_OVERRIDE_OPTIONS): Add case where -fpic is on and
2776 -mdynamic-no-pic is on. Also move case for -fpic from rs6000.c.
2777 * doc/invoke.texi (-mdynamic-no-pic): Document.
2779 2003-03-10 Devang Patel <dpatel@apple.com>
2782 * gcc.c (DEFAULT_SWITCH_TAKES_ARG): Remove.
2783 (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.
2784 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Add.
2785 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add.
2786 * cppspec.c (DEFAULT_SWITCH_TAKES_ARG): Remove.
2787 (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.
2789 2003-03-10 Steven Bosscher <s.bosscher@student.tudelft.nl>
2791 PR optimization/7189
2792 * toplev.c (rest_of_compilation): Move
2793 check_function_return_warnings up to just after
2794 delete_unreachable_blocks.
2796 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
2798 * config/m68hc11/m68hc11.h (HARD_REGNO_RENAME_OK): Define.
2799 * config/m68hc11/m68hc11-protos.h (m68hc11_hard_regno_rename_ok):
2801 * config/m68hc11/m68hc11.c (m68hc11_hard_regno_rename_ok): New function
2802 for reg rename optimization to avoid using Z and Y registers.
2804 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
2806 * config/m68hc11/m68hc11.md ("*addhi3_68hc12"): Accept any constant
2807 when adding to X and Y since leax/leay are fast.
2808 ("*addhi3"): Accept 'I' constraint when adding to address register.
2809 ("rotlhi3"): Operand 1 must be a register_operand.
2810 (peephole2): New peephole to optimize some adds.
2811 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_P): Use 'I' constraint
2812 to represent -2 .. 2 small integer range.
2814 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
2816 * config/m68hc11/m68hc11.c (m68hc11_gen_rotate): Set carry before
2817 each 16-bit rotation.
2819 2003-03-10 Zack Weinberg <zack@codesourcery.com>
2821 * c-opts.c (add_prefixed_path): Don't use concat. When
2822 prefixing with cpp_GCC_INCLUDE_DIR, copy only the first
2823 cpp_GCC_INCLUDE_DIR_len characters.
2825 2003-03-10 Segher Boessenkool <segher@koffie.nl>
2827 * testsuite/gcc.dg/altivec-9.c: New file.
2829 * config/rs6000/rs6000.c (altivec_frame_fixup): Remove.
2830 (rs6000_emit_prologue): Use rs6000_frame_related instead.
2832 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
2834 * config/rs6000/spe.h: Define __ev64_*64__ to use single element
2836 (__ev_convert_u64): Remove macro. Define as inline.
2837 (__ev_convert_s64): Same.
2839 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
2841 * config/rs6000/rs6000.h (DWARF_FRAME_REGISTERS): Define.
2842 (rs6000_stack_t): Add spe_64bit_regs_used.
2844 * config/rs6000/rs6000.c (rs6000_stack_info): Calculate
2845 spe_64bit_regs_used, and use it to determine the size of the
2847 (spe_func_has_64bit_regs_p): New.
2848 (spe_synthesize_frame_save): New.
2849 (rs6000_frame_related): Handle SPE synthetic registers.
2850 (rs6000_emit_prologue): Only save in 64-bits if the function used
2851 any registers in 64-bit mode.
2852 (rs6000_emit_epilogue): Same, but for restore.
2854 2003-03-10 Richard Earnshaw <rearnsha@arm.com>
2856 * arm.h (enum floating_point_type): Delete. Replace with...
2857 (enum fputype): ... new.
2858 (FPUTYPE_DEFAULT): Renamed from FP_DEFAULT. Values reworked.
2859 * linux-elf.h (FPUTYPE_DEFAULT): Likewise.
2860 * arm.md (attr fpu): Reworked for new underlying enum values.
2861 * arm.c (arm_fpu_arch): Now enum fputype.
2862 (arm_fpu_tune): Renamed from arm_fpu. Now enum fputype.
2863 (arm_override_options, arm_output_epilogue, arm_expand_prologue):
2864 Update uses of arm_fpu_arch and arm_fpu_tune.
2866 2003-03-10 Josef Zlomek <zlomekj@suse.cz>
2868 * cfgcleanup.c (outgoing_edges_match): Compare the jump tables.
2869 (try_crossjump_to_edge): Replace refereces to one jump table by
2870 references to identical jump table.
2871 * loop.c (load_mems): Moved setting the JUMP_LABEL to replace_label.
2872 (replace_label): Moved to rtlanal.c.
2873 (struct rtx_pair): Moved to rtl.h.
2874 * rtl.h (struct rtx_pair): Moved from loop.c.
2875 (replace_label): New extern function.
2876 (subrtx_p): New extern function.
2877 (tablejump_p): New extern function.
2878 * rtlanal.c (replace_label): Moved from loop.c.
2879 (subrtx_p_1): New static function.
2880 (subrtx_p): New function.
2881 (tablejump_p): New function.
2883 2003-03-10 Jan Hubicka <jh@suse.cz>
2885 * cfgcleanup.c (try_optimize_cfg): Fix thinko in previous patch.
2887 * cfgcleanup.c (merge_blocks): Return where to iterate next.
2888 (try_optimize_cfg): Use return value of merge_blocks
2890 2003-03-10 Michael Matz <matz@suse.de>
2892 * cfg.c (unchecked_make_edge): New.
2893 (cached_make_edge): Use it.
2894 * basic-block.h (unchecked_make_edge): Declare.
2895 * cfglayout.c (cfg_layout_duplicate_bb): Use it.
2897 2003-03-10 Richard Earnshaw <rearnsha@arm.com>
2899 * fpa.md: New file. Move all patterns relating to FPA co-processor
2901 * arm.md: ... from here.
2902 (cirrus.md, fpa.md): Include at end of description.
2903 (divsf3, divdf3, modsf3, movdf3, sqrtsf2, sqrtdf2): New expands.
2904 (pic_load_addr_based): Remove register constraint from expander.
2905 (seq, sne, sgt, sle, slt, sge, sgeu, sleu, sgtu, sltu, sunordered)
2906 (sordered, sungt, sunle, sunge, sunlt): Likewise.
2907 (eh_epilogue, tablejump): Likewise.
2909 2003-03-09 David Edelsohn <edelsohn@gnu.org>
2912 * config/rs6000/rs6000.md (movsi_update1): Add TARGET_UPDATE final
2915 2003-03-09 Neil Booth <neil@daikokuya.co.uk>
2917 * config/frv/frv.h: Use TARGET_CPU_CPP_BUILTINS, not CPP_PREDEFINES.
2918 * config/ip2k/ip2k.h: Similarly.
2919 * config/m32r/m32r.h: Similarly.
2920 * config/m68hc11/m68hc11.h: Similarly.
2921 * config/mn10200/mn10200.h: Similarly.
2922 * config/mn10300/mn10300.h: Similarly.
2923 * config/pdp11/pdp11.h: Similarly.
2924 * config/v850/v850.h: Similarly.
2925 * config/rs6000/vxworks.h: Similarly for TARGET_OS_CPP_BUILTINS.
2926 * config/v850/retms.h: Similarly for TARGET_OS_CPP_BUILTINS.
2927 * config/mips/iris3.h: Remove #if 0 block.
2929 2003-03-09 Roger Sayle <roger@eyesopen.com>
2930 Joern Rennecke <joern.rennecke@superh.com>
2932 * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch. Don't handle
2933 pending argument upon return from handle_braces here.
2934 (do_spec_2): Instead handle it upon return from do_spec_1 here.
2936 2003-03-09 Roger Sayle <roger@eyesopen.com>
2937 Joern Rennecke <joern.rennecke@superh.com>
2939 * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch. Don't handle
2940 pending argument upon return from handle_braces here.
2941 (do_spec_2): Instead handle it upon return from do_spec_1 here.
2943 2003-03-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2945 * varasm.c (make_decl_one_only): Use declare_weak().
2947 2003-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2950 * c-common.c (c_common_nodes_and_builtins): Initialize target builtins
2951 after the common builtins.
2952 * pa-hpux.h (DONT_HAVE_FPUTC_UNLOCKED): Define.
2953 * pa.c (TARGET_INIT_BUILTINS): Define.
2954 (pa_init_builtins): New function.
2956 * pa.md (call, call_value, sibcall, sibcall_value): When sufficient
2957 space has been allocated for the outgoing arguments, set the arg
2958 pointer for a call emitted after virtuals have been instantiated
2959 using the stack pointer offset, otherwise abort.
2961 2003-03-09 DJ Delorie <dj@redhat.com>
2963 * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH): Revert.
2965 2003-03-09 Richard Earnshaw <rearnsha@arm.com>
2967 * arm.md (fix_truncsfsi2, fix_truncdfsi2, arm_fix_truncsfsi2)
2968 (arm_fix_truncdfsi2): Add missing fix in floating point mode before
2969 conversion to integer.
2970 * cirrus.md (cirrus_truncsfsi2, cirrus_truncdfsi2): Likewise.
2972 2003-03-09 Roger Sayle <roger@eyesopen.com>
2974 * builtins.def: Fix typo and improve grammar.
2975 * loop-unroll.c (decide_peel_completely): Tidy log message.
2977 2003-03-09 Kazu Hirata <kazu@cs.umass.edu>
2979 * config/h8300/h8300.md (*tstsi_upper_bit): New.
2980 (*iorsi3_e2f): Likewise.
2982 2003-03-08 Kazu Hirata <kazu@cs.umass.edu>
2984 * config/h8300/h8300.c (h8300_and_costs): Return the number of
2985 assembly instructions needed.
2986 (h8300_shift_costs): Likewise.
2988 2003-03-09 Hans-Peter Nilsson <hp@bitrange.com>
2990 * config/cris/aout.h (ENDFILE_SPEC): Undef.
2992 * optabs.c (gen_move_insn): Move logic for synthesizing MODE_CC
2994 * expr.c (emit_move_insn_1): ... to here.
2996 * config/cris/aout.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__AOUT__ to...
2997 (TARGET_OS_CPP_BUILTINS): New macro.
2998 * config/cris/cris.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__ELF__ to...
2999 (TARGET_OS_CPP_BUILTINS): New macro.
3000 (CPP_PREDEFINES): Don't define. Move old definitions and...
3001 (CPP_SPEC): ...move -D__CRIS_ABI_version=2 to...
3002 (TARGET_CPU_CPP_BUILTINS): New macro.
3003 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Move constant
3004 definitions and the optional __PIC__, __pic__ and
3005 __NO_UNDERSCORES__ definitions to...
3006 (TARGET_OS_CPP_BUILTINS): New macro.
3008 * flags.h (flag_leading_underscore): Declare.
3010 * c-opts.c (c_common_post_options): On fopen failure, return
3013 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
3015 * config/cris/cris_abi_symbol.c: #include tconfig.h and tm.h, not
3017 * config/cris/cris.h (HAVE_GAS_HIDDEN): Don't define here.
3018 * config/cris/aout.h (HAVE_GAS_HIDDEN): Undef.
3020 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
3022 * config/sh/rtemself.h (TARGET_OS_CPP_BUILTINS): Use instead of
3024 * config/sh/rtems.h (TARGET_OS_CPP_BUILTINS): Use instead of
3027 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
3029 * c-common.h (c_common_init, c_common_post_options): Update.
3030 * c-objc-common.c (c_objc_common_init): Update for new prototype.
3031 * c-opts.c (saved_lineno): New.
3032 (c_common_post_options, c_common_init): Update prototypes,
3033 move call to cpp_read_main_file from latter to former.
3034 * c-tree.h (c_ojbc_common_init): Update.
3035 * langhooks-def.h (lhd_post_options): New.
3036 (LANG_HOOKS_INIT, LANG_HOOKS_POST_OPTIONS): Update.
3037 * langhooks.c (lhd_post_options): New.
3038 * langhooks.h (struct lang_hooks): Update post_options and init hooks.
3039 * toplev.c (no_backend): New.
3040 (process_options): Call post_options hook and set main_input_filename
3041 and input_filename here.
3042 (lang_dependent_init, do_compile): post_options hook moved to
3044 * objc/objc-act.c (objc_init): Update prototype.
3045 * objc/objc-act.h (objc_init): Update prototype.
3047 2003-03-08 Roger Sayle <roger@eyesopen.com>
3049 * emit-rtl.c (gen_lowpart): Don't attempt to load a part of
3050 a complex or vector type, using a load in the original mode.
3052 2003-03-08 Jan Hubicka <jh@suse.cz>
3054 * Makefile.in (cgraph.o): Depend on gt-cgraph.h and varray.h.
3055 * gt-cgraph.h: New GC file.
3056 * cgraph.c (known_fns): New static variable.
3057 (cgraph_node): Add the decl into varray.
3059 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
3061 * config/mmix/mmix.md ("*movcc_expanded"): Add missing alternatives.
3063 2003-03-08 Richard Earnshaw <rearnsha@arm.com>
3065 * arm.c (fpa_rhs_operand, fpa_add_operand, const_double_rtx_ok_for_fpa)
3066 (neg_const_double_ok_for_fpa, output_mov_long_double_fpa_from_arm)
3067 (output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm)
3068 (output_mov_double_arm_from_fpa): Renamed to use fpa instead of fpu.
3069 All callers changed.
3070 * arm.md, arm.h, arm-protos.h: Updated.
3072 * arm.h (enum reg_class FPA_REGS): Renamed from FPU_REGS.
3073 (CLASS_MAX_NREGS, REGISTER_MOVE_COST, REG_CLASS_FROM_LETTER): Updated.
3074 * arm.c (arm_regno_class, f_register_operand): Updated.
3076 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
3078 * config/cris/cris.h: Remove EGCS references.
3079 (CPP_SPEC): Remove "-$".
3080 (INIT_CUMULATIVE_ARGS): Adjust parameter name to FNDECL.
3082 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
3084 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Use in
3085 preference to CPP_PREDEFINES.
3087 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
3089 * cppinit.c (cpp_finish_options): Set first_unused_line to -1.
3091 2003-03-08 Kazu Hirata <kazu@cs.umass.edu>
3093 * config/h8300/h8300.md (*extzv_16_8): New.
3095 2003-03-08 Jan Hubicka <jh@suse.cz>
3097 * c-decl.c: (finish_function): Update call of tree_inlinable_function_p.
3098 * cgraph.h: (cgraph_local_info): Add can_inline_once
3099 (cgraph_global_info): Add inline_once.
3100 (cgraph_node): Add previous.
3101 (cgraph_remove_node): New.
3102 * cgraphunit.c (cgraph_mark_functions_to_inline_once): New static
3104 (cgraph_optimize): Call it.
3105 (cgraph_finalize_function): Set inlinable flags.
3106 (cgraph_finalize_compilation_unit): Actually remove the reclaimed nodes.
3107 (cgraph_mark_functions_to_output): Use new inlining heuristics flags.
3108 (cgraph_expand_function): Likewise.
3110 (cgraph_node): Put nodes into doubly linked chain.
3111 (cgraph_remove_node): New function.
3112 * flags.h (flag_inline_functions_called_once): Declare.
3113 * tree-inline.c: Include cgraph.h
3114 (inlinable_functions_p): Add extra argument to bypass limits.
3115 (expand_call_inline): Obey cgraph flag.
3116 * tree-inline.h (tree_inlinable_function_p): Update prototype.
3118 2003-03-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3120 * gcse.c (bypass_block, bypass_conditional_jumps): Do not create
3123 * loop-unroll.c (unroll_loop_runtime_iterations): Update irreducible
3124 loops info correctly.
3126 2003-03-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3129 * unroll.c (calculate_giv_inc): Handle constants being
3130 loaded with LSHIFTRT.
3132 2003-03-07 David Edelsohn <edelsohn@gnu.org>
3134 * config/rs6000/rs6000.c (processor_target_table): Do not disable
3135 GP optional instructions on Power3, Power4, 620, and 630.
3137 2003-03-07 Kazu Hirata <kazu@cs.umass.edu>
3139 * calls.c: Fix comment formatting.
3140 * cfgloopanal.c: Likewise.
3141 * cfgloopmanip.c: Likewise.
3142 * combine.c: Likewise.
3143 * dwarf2out.c: Likewise.
3144 * ggc-common.c: Likewise.
3145 * langhooks.c: Likewise.
3146 * loop-unroll.c: Likewise.
3148 * ra-build.c: Likewise.
3149 * sbitmap.c: Likewise.
3150 * toplev.c: Likewise.
3152 2003-03-07 James E Wilson <wilson@tuliptree.org>
3154 * config/sh/sh.h (HARD_REGNO_NREGS): Round up the XD register count.
3156 2003-03-07 Geoffrey Keating <geoffk@apple.com>
3158 * objc/lang-specs.h (objective-c-header): Use .gch not .pch;
3159 support -no-integrated-cpp.
3161 * c-pch.c (get_ident): Use c_language_kind and flag_objc rather
3162 than langhooks.name.
3164 2003-03-07 Michael Matz <matz@suse.de>
3166 * df.h (enum df_ref_flags.DF_REF_STRIPPED): New.
3167 (DF_FOR_REGALLOC): New.
3168 * df.c (df_ref_record): Set DF_REF_STRIPPED.
3169 (read_modify_subreg_p): Simplify.
3170 (df_def_record_1, df_uses_record): Set DF_REF_MODE_CHANGE more often.
3171 Use DF_FOR_REGALLOC.
3172 * ra.h (struct web): New member subreg_stripped.
3173 (invalid_mode_change_regs): Declare.
3174 * ra.c (invalid_mode_change_regs): New.
3175 (init_ra): Initialize it.
3176 * ra-build.c (init_one_web_common, remember_web_was_spilled): Use it.
3177 Use CANNOT_CHANGE_MODE_CLASS as ifdef guard.
3178 (reinit_one_web, parts_to_web_1): Deal with subreg_stripped.
3179 * ra-colorize.c (colorize_one_web): Use invalid_mode_change_regs.
3180 Use CANNOT_CHANGE_MODE_CLASS as ifdef guard.
3182 2003-03-07 Richard Earnshaw <rearnsha@arm.com>
3184 * arm.md (addsf3, adddf3, subsf3, subdf3, mulsf3, muldf3, negsf2)
3185 (negdf2, abssi2, abssf2, absdf2, floatsisf2, floatsidf2)
3186 (fix_truncsfsi2, fix_truncdfsi2, truncdfsf2): Moved back into main
3187 machine description file from ...
3188 * cirrus.md: ... here.
3190 2003-03-06 Kazu Hirata <kazu@cs.umass.edu>
3192 * config/h8300/h8300.md (a peephole2): Don't use
3193 reg_overlap_mentioned_p.
3195 2003-03-06 Geoffrey Keating <geoffk@apple.com>
3197 * c-pch.c: Include langhooks.h.
3198 (IDENT_LENGTH): New.
3200 (pch_ident): Delete.
3201 (pch_init): Use get_ident, IDENT_LENGTH.
3202 (c_common_valid_pch): Likewise. Also, use actual language
3204 * Makefile.in (c-pch.o): Add langhooks.h to dependencies.
3206 * objc/config-lang.in (gtfiles): Add objc-act.c. Remove duplicate
3208 * objc/Make-lang.in (objc/objc-act.o): Add dependency on
3210 (gt-objc-objc-act.h): New rule.
3211 * objc/lang-specs.h: Support PCH.
3212 * objc/objc-act.c: Include gt-objc-objc-act.h.
3213 (objc_add_static_instance): Move num_static_inst out, mark for PCH.
3214 (build_selector_reference_decl): Move idx out, mark for PCH.
3215 (build_class_reference_decl): Likewise.
3216 (build_objc_string_decl): Move *_idx out, mark for PCH.
3217 (build_tmp_function_decl): Move xxx out, mark for PCH.
3219 2003-03-06 Dale Johannesen <dalej@apple.com>
3221 * config/rs6000/rs6000.c (rs6000_binds_local_p): Consider
3222 global functions for inlining on Darwin.
3224 2003-03-06 Vladimir Makarov <vmakarov@redhat.com>
3226 * haifa-sched.c (schedule_block): Don't call reorder when sorting
3229 2003-03-06 Neil Booth <neil@daikokuya.co.uk>
3231 * Makefile.in (c-ppoutput.o): Update.
3232 * c-common.h (init_pp_output): New.
3233 (preprocess_file): Update.
3234 * c-lex.c (init_c_lex): Move mbchar initialization to cpplib.
3236 * c-opts.c (c_common_init): Call init_pp_output if preprocessing.
3237 Make call to cpp_read_main_file common to whether preprocessing
3238 or not. Don't register builtins.
3239 * c-ppoutput.c: Include c-pragma.h.
3240 (setup_callbacks): Rename init_pp_output.
3241 (preprocess_file): No longer setup callbacks or call
3243 * cpphash.h (_cpp_init_mbchar): New.
3244 * cppinit.c (init_library): Call _cpp_init_mbchar.
3245 * cpplex.c (_cpp_init_mbchar): New.
3247 2003-03-06 Roger Sayle <roger@eyesopen.com>
3249 * emit-rtl.c (gen_lowpart): When requesting the low-part of a
3250 MEM, try loading the MEM into a register and taking the low-part
3251 of that, to help CSE see the use of the MEM in its true mode.
3253 2003-03-05 Tom Tromey <tromey@redhat.com>
3255 * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH):
3258 2003-03-05 Nick Clifton <nickc@cambridge.redhat.com>
3260 * config/stormy16/stormy16.md ("*eqbranchsi"): Remove '+' on
3262 ("*ineqbranchsi"): Likewise.
3264 2003-03-05 Andrew Haley <aph@cambridge.redhat.com>
3266 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Delete
3267 mem_fake_push_rtx. Instead construct a SEQUENCE to show the
3268 register store followed by a stack increment.
3270 2003-03-05 Chris Moller <cmoller@redhat.com>
3272 * config/stormy16/stormy16.c (REG_NEEDS_SAVE): added a term
3273 to inhibit saving CARRY_REGS.
3275 * config/stormy16/stormy16.c (xs_hi_general_operand):
3276 added predicate to detect and error-out on out-of-range
3277 const_ints for movhi.
3278 * config/stormy16/stormy16.md (movhi): use
3279 xs_hi_general_operand.
3281 * config/stormy16/stormy16.c (xstormy16_expand_prologue):
3282 added a check for local vbl size overflow.
3283 * config/stormy16/stormy16.c (xs_hi_nonmemory_operand):
3284 added predicate to detect and error-out on out-of-range
3285 const_ints for addhi and subhi.
3286 * config/stormy16/stormy16.md (addhi3, addchi4, addchi5,
3287 subhi3, subchi4, subchi5): used xs_hi_nonmemory_operand.
3289 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
3290 add a term to accept PRE_MODIFY addresses.
3291 * config/stormy16/stormy16.c (xstormy16_expand_move):
3292 add code to expand PRE_MODIFY addresses to an add followed
3295 2003-03-06 Jason Merrill <jason@redhat.com>
3297 * tree-inline.c (inlinable_function_p): Revert earlier change
3298 pending investigation.
3300 2003-03-06 Kazu Hirata <kazu@cs.umass.edu>
3302 * config/h8300/h8300.md (a new peephole2): New.
3304 2003-03-06 Jan Hubicka <jh@suse.cz>
3306 * cgraph.c (cgraph_node): Do not confuse nested functions and methods.
3308 2003-03-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3310 * dwarf2out.c (size_of_die): Compute size of external reference to
3313 2003-03-06 Hans-Peter Nilsson <hp@bitrange.com>
3315 * config/mmix/mmix.md ("*movcc_expanded"): New pattern.
3316 ("movcc", "movcc_uns", "movcc_fp", "movcc_fpeq", "movcc_fun"): New
3319 2003-03-05 Roger Sayle <roger@eyesopen.com>
3321 * expr.h (lang_expand_expr): Delete obsolete prototype.
3323 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
3325 * emit-rtl.c (gen_highpart_mode): Fix a comment typo.
3327 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
3329 * config/h8300/h8300.md (a peephole2): Generalize to
3330 accept a memory operand.
3332 2003-03-05 Olivier Hainque <hainque@act-europe.fr>
3334 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '+'.
3335 * config/alpha/alpha.c (print_operand, case '+'): New.
3336 * config/alpha/alpha.md (call_osf_1_noreturn): Document and use.
3337 (call_value_osf_1_noreturn): Likewise.
3339 2003-03-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3341 * stmt.c (fixup_gotos): Change meaning of DONT_JUMP_IN.
3342 (expand_end_bindings): Likewise.
3344 2003-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3346 * pa.md (return_external_pic): Add !TARGET_PA_20 to constraint.
3347 (epilogue): Don't generate return_external_pic when emitting PA 2.0
3350 2003-03-05 Aldy Hernandez <aldyh@redhat.com>
3352 * doc/tm.texi: Document TARGET_DWARF_REGISTER_SPAN.
3354 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): New.
3356 * hooks.c (hook_rtx_rtx_null): New.
3358 * hooks.h (hook_rtx_rtx_null): Protoize.
3360 * target-def.h (TARGET_DWARF_REGISTER_SPAN): New macro.
3361 (TARGET_INITIALIZER): Add TARGET_DWARF_REGISTER_SPAN.
3363 * target.h (struct gcc_target): Add dwarf_register_span.
3365 * dwarf2out.c (multiple_reg_loc_descriptor): New.
3366 (one_reg_loc_descriptor): New.
3367 (reg_loc_descriptor): Add support for values that span more than
3370 2003-03-05 Jan Hubicka <jh@suse.cz>
3372 * Makefile.in (calls.o, toplev.o alias.o): Depend on cgraph.h
3373 * alias.c: Include cgraph.h
3374 (mark_constant_function): Use cgraph_rtl_info.
3375 * calls.c: Include cgraph.h
3376 (flags_from_decl_or_type): Use cgraph_rtl_info to find pure and const
3378 (expand_call): Use cgraph_rtl_info to set preferred stack boundary.
3379 * cgraph.c (cgraph_rtl_info): New function.
3380 * cgraph.h (cgraph_rtl_info): Declare
3381 (cgraph_rtl_info): Likewise.
3382 * function.h (struct function): Add recursive_call_emit.
3383 * toplev.c: Include cgraph.h.
3384 (rest_of_compilation): Set preferred_incoming_stack_boundary.
3386 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
3388 * config/h8300/h8300.c (output_simode_bld): Clear the
3389 destination first if possible.
3390 * config/h8300/h8300.md (extzv_1_r_h8300hs): Add an
3392 (extzv_1_r_inv_h8300hs): Likewise.
3394 2003-03-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3396 * basic-block.h (EDGE_IRREDUCIBLE_LOOP, EDGE_ALL_FLAGS): New.
3397 * cfg.c (dump_edge_info): Add EDGE_IRREDUCIBLE_LOOP flag dump.
3398 * cfgloop.c (flow_loop_free): Made global.
3399 (establish_preds): New static function.
3400 (flow_loop_tree_node_add): Handle subloops of added loop correctly.
3401 (get_loop_exit_edges): New.
3402 (verify_loop_structure): Verify EDGE_IRREDUCIBLE_LOOP flags.
3403 * cfgloop.h (flow_loop_free, get_loop_exit_edges, unloop): Declare.
3404 * cfgloopanal.c (mark_irreducible_loops): Mark edges in irreducible
3406 * cfgloopmanip.c (loop_delete_branch_edge): Allow to test for
3407 removability of an edge.
3408 (fix_irreducible_loops): New static function.
3409 (find_path, remove_path): Add ability to remove enclosing loops.
3411 (copy_bbs, duplicate_loop_to_header_edge): Use EDGE_IRREDUCIBLE_LOOP
3413 * cfgrtl.c (verify_flow_info): Handle EDGE_IRREDUCIBLE_LOOP flag.
3414 * loop-unroll.c (peel_loops_completely): Do not duplicate loop if
3416 (decide_peel_completely, peel_loops_completely): Allow complete peeling
3417 of non-duplicable once rolling loops.
3418 * loop-unswitch.c (unswitch_loop): Update EDGE_IRREDUCIBLE_LOOP flags.
3420 2003-03-05 J"orn Rennecke <joern.rennecke@superh.com>
3422 * sh.h (OVERRIDE_OPTIONS): For TARGET_SHMEDIA, the minimum value
3423 for align_jumps is 4.
3425 (SECONDARY_INPUT_RELOAD_CLASS): If reloading a PLUS into FPUL,
3428 2003-03-05 Stephane Carrez <stcarrez@nerim.fr>
3430 * config/m68hc11/m68hc11.h (PAD_VARARGS_DOWN): Define and return
3431 according to va_arg type.
3432 (EXPAND_BUILTIN_VA_ARG): Remove.
3433 * config/m68hc11/m68hc11.c (m68hc11_va_arg): Remove.
3434 * config/m68hc11/m68hc11-protos.h (m68hc11_va_arg): Remove.
3436 2003-03-05 David Edelsohn <edelsohn@gnu.org>
3438 * config/rs6000/rs6000.c (rs6000_variable_issue): Remove unnecessary
3441 2003-03-05 Michael Matz <matz@suse.de>
3443 * i386/i386.c (ix86_save_reg): Also test
3444 current_function_uses_const_pool.
3446 2003-03-05 Michael Matz <matz@suse.de>
3448 * unwind.h: Add the GPL exception.
3449 * Makefile.in (USER_H): Add unwind.h.
3451 2003-03-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3454 * c-typeck.c (push_init_level): Add sanity check.
3456 2003-03-05 Jan Hubicka <jh@suse.cz>
3458 * toplev.c (rest_of_compilation): Deffer RTL compilation only when
3459 RTL inlining is done.
3461 * cgraphunit.c (cgraph_mark_local_functions): New local function.
3462 (cgraph_optimize): Mark local functions.
3463 * i386-protos.h (init_cumulative_args): Update prototype.
3464 * i386.c (init_cumulative_args): Use register passing convention for
3467 * cgraph.c (cgraph_global_info_ready): New global variable
3468 (cgraph_local_info, cgraph_global_info): New functions.
3469 * cgraph.h (struct cgraph_local_info, cgraph_global_info): New
3471 (cgraph_local_info, cgraph_global_info, cgraph_global_info_ready):
3473 * cgraphunit.c (cgraph_finalize_function): Set inline_many.
3474 (cgraph_mark_functions_to_output): Use inline_many.
3475 (cgraph_expand_function): Free DECL_SAVED_TREE uncondtionally.
3476 (cgraph_expand_functions): Expand inline functions last.
3477 (cgraph_optimize): Do not emit uneeded functions.
3479 2003-03-04 Steve Ellcey <sje@cup.hp.com>
3481 * expr.c (convert_modes): Check for legal hard register.
3483 2003-03-04 Tom Tromey <tromey@redhat.com>
3485 * doc/sourcebuild.texi (Front End Directory): Document tags.
3486 * configure: Rebuilt.
3487 * configure.in (target_list): Added tags.
3488 * Makefile.in (TAGS): Depend on lang.clean. Include subdirectory
3489 TAGS files by reference.
3490 * objc/Make-lang.in (objc.tags): New target.
3492 2003-03-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3494 * gcov-io.h (gcov_save_position, gcov_reserve_length, gcov_resync,
3495 gcov_skip, gcov_skip_string, gcov_write_unsigned, gcov_write_counter,
3496 gcov_write_string, gcov_read_unsigned, gcov_read_counter,
3497 gcov_read_string, gcov_write_length): Modified to enable reading/
3498 writing of whole .da file just once.
3499 (da_file_open, da_file_close, da_file_eof, da_file_error,
3500 da_file_position, da_file_seek, da_file_write, da_file_read): New
3502 (actual_da_file, actual_da_file_position, actual_da_file_length,
3503 actual_da_file_buffer, actual_da_file_buffer_size): New static
3505 * libgcov.c (gcov_exit): Modified to read/write the whole .da file at
3509 2003-03-04 Andreas Schwab <schwab@suse.de>
3511 * config/m68k/m68k.c (m68k_output_function_prologue): Fix CFA
3512 offset without frame pointer.
3514 2003-03-04 Steve Ellcey <sje@cup.hp.com>
3516 * expr.c (expand_expr): Call promote_mode to set unsignedp.
3518 2003-03-04 Daniel Jacobowitz <drow@mvista.com>
3520 * configure.in: Don't always define TARGET_SYSTEM_ROOT.
3521 * configure: Regenerated.
3522 * gcc.c: Check whether TARGET_SYSTEM_ROOT is defined.
3524 2003-03-04 Andreas Jaeger <aj@suse.de>
3526 * configure.in: Check for <memcheck.h>.
3527 * configure: Regenerated.
3529 * config.in: Define HAVE_MEMCHECK_H.
3531 * ggc-common.c: Use <memcheck.h> if available instead of
3533 * ggc-page.c: Likewise.
3534 * cppfiles.c: Likewise.
3536 2003-03-04 Kazu Hirata <kazu@cs.umass.edu>
3538 * config/h8300/h8300.md (*extzv_8_8): Fix cc and lengths.
3540 2003-03-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3543 * c-typeck.c (do_case): Attach the first case label to the SWITCH_BODY.
3544 (c_finish_case): Rechain the next statements to the SWITCH_STMT.
3546 2003-03-04 Jan Hubicka <jh@suse.cz>
3548 * doc/invoke.texi: Document that unit-at-a-time is enabled for -O3
3549 * toplev.c (parse_options_and_default_flags): Enable flag_unit_at_a_time
3552 2003-03-04 Nathanael Nerode <neroden@gcc.gnu.org>
3554 * configure.in: Delete three unused variables. Move a variable
3555 definition closer to its use. Simplify use_collect2 logic. Start to
3556 organize. Simplify tests for in-tree gas and ld.
3557 * configure: Regenerate.
3559 2003-03-04 Neil Booth <neil@daikokuya.co.uk>
3561 * Makefile.in: Update.
3562 * c-common.c (flag_no_line_commands, flag_no_output,
3563 flag_dump_macros, flag_dump_includes): New.
3564 * c-common.h (flag_no_line_commands, flag_no_output,
3565 flag_dump_macros, flag_dump_includes, preprocess_file): New.
3566 (init_c_lex): Update prototype.
3567 * c-lex.c (init_c_lex): Update prototype; move some code to
3569 * c-opts.c (preprocess_file): Subsume into c_common_init.
3570 (c_common_decode_option): Update flags.
3571 (c_common_init): Move code from preprocess_file and init_c_lex.
3572 (sanitize_cpp_opts): Update.
3573 * c-ppoutput.c: New, cppmain.c almost verbatim.
3574 * cpphash.h (struct printer): Remove.
3575 (struct cpp_reader): Remove print.
3576 * cpplib.h (dump_none, dump_only, dump_names, dump_definitions,
3577 cpp_preprocess_file): Remove.
3578 (struct cpp_options): Remove no_output, no_line_commands, dump_macros
3580 * cppmain.c: Remove.
3581 * doc/passes.texi: Update.
3583 2003-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3585 * function.c (STACK_ALIGNMENT_NEEDED): New macro. Default to 1.
3586 (assign_stack_local_1): Perform overall stack alignment only when
3587 STACK_ALIGNMENT_NEEDED is non-zero.
3588 * doc/tm.texi (STACK_ALIGNMENT_NEEDED): Document.
3590 * pa.c (compute_frame_size): Rename fsize to size. Account for
3591 alignment to a word boundary before general register save block. Only
3592 account for double-word alignment before floating point register save
3593 block if one or more are saved. Don't allocate space for %r3 when
3594 frame pointer is needed.
3595 (hppa_expand_prologue): Include alignment to word boundary in local
3597 * pa.h (STARTING_FRAME_OFFSET): Define to 8 on both 32 and 64-bit ports.
3598 (STACK_ALIGNMENT_NEEDED): Define.
3600 2003-03-04 Kevin Buettner <kevinb@redhat.com>
3602 * dwarf2out.c (rtl_for_decl_location): Don't return NULL_RTX for
3603 global register variables.
3605 2003-03-04 Alexandre Oliva <aoliva@redhat.com>
3607 * reload.c (reload_adjust_reg_for_mode): New function.
3608 (subst_reloads): Call it.
3609 (operands_match_p): Adjust registers using HARD_REGNO_NREGS.
3610 * reload.h (reload_adjust_reg_for_mode): Declare.
3611 * reload1.c (emit_input_reload_insns, emit_output_reload_insns):
3614 2003-03-03 James E Wilson <wilson@tuliptree.org>
3616 * optabs.c (add_equal_note): Delete SUBREG_REG use.
3619 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3621 * config/h8300/h8300.md (*ixorsi3_ashift_16): New.
3622 (*ixorsi3_lshiftrt_16): New.
3623 (*iorsi3_ashift_16): Remove.
3625 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3627 * config/h8300/h8300.md (*extzv_8_8): Use '?' to simplify the
3630 2003-03-03 Geoffrey Keating <geoffk@apple.com>
3632 * doc/install.texi (Specific): Update entry for powerpc-darwin.
3634 2003-03-03 Richard Henderson <rth@redhat.com>
3636 * config/ia64/ia64.h (HAVE_AS_LTOFFX_LDXMOV_RELOCS): Default to 0.
3638 2003-03-03 David Edelsohn <edelsohn@gnu.org>
3640 * config/rs6000/rs6000.c (rs6000_multipass_dfa_lookahead): Delete.
3641 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Delete.
3642 (rs6000_variable_issue): Do not return negative value.
3643 (rs6000_issue_rate): Uniformly set issue rate to 1 for first
3646 2003-03-03 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3648 * dwarf2out.c (dwarf2out_finish): Swap order of break_out_includes and
3649 prune_unused_types calls.
3651 2003-03-03 Jason Merrill <jason@redhat.com>
3653 * tree-inline.c (find_builtin_longjmp_call): Save and restore
3654 lineno and input_filename.
3655 (find_alloca_call): Likewise.
3656 (inlinable_function_p): Run the langhook earlier.
3658 * calls.c (compute_argument_addresses): Give the new MEMs a
3659 minimum alignment of PARM_BOUNDARY.
3661 2003-03-03 J"orn Rennecke <joern.rennecke@superh.com>
3663 * config/sh/sh.h (EXTRA_SPECS): Add subtarget_asm_relax_spec and
3664 subtarget_asm_isa_spec.
3665 (SUBTARGET_ASM_RELAX_SPEC, SUBTARGET_ASM_ISA_SPEC): Define.
3666 (ASM_SPEC): Define as SH_ASM_SPEC.
3667 (SH_ASM_SPEC): New; take the role of ASM_SPEC, but safe from svr4.h.
3668 Use subtarget_asm_relax_spec and subtarget_asm_isa_spec.
3669 * config/sh/elf.h (ASM_SPEC): Use SH_ASM_SPEC.
3670 (SUBTARGET_ASM_ISA_SPEC): Undef / define.
3672 * sh.h (OVERRIDE_OPTIONS): Set default values for align_loops
3673 and align_jumps if not set.
3674 Force align_jumps to be at least 2.
3675 When relaxing, force align_functions to be at least the maximum of
3676 align_loops, align_jumps and 4.
3677 * sh.c (find_barrier, barrier_align): Honour align_jumps_log.
3678 (sh_loop_align): Honour align_loops_log.
3680 * sh.md (length attribute): Use prev_nonnote_insn instead of PREV_INSN
3681 to check for indirect_jump_scratch.
3682 (indirect_jump_scratch): Add second set.
3683 * sh.c (output_far_jump): Use prev_nonnote_insn instead of PREV_INSN
3684 when looking for indirect_jump_scratch.
3685 Extract scratch register taking new structure of indirect_jump_scratch
3687 (gen_block_redirect): Set INSN_SCOPE for indirect_jump_scratch.
3689 2003-03-03 Jan Hubicka <jh@suse.cz>
3691 * calls.c (rtx_for_function_call): Take the address as an argument
3692 (expand_call): Do not modify the expression.
3694 * toplev.c (rest_of_compilation): Avoid cfg_cleanup calls when not
3697 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3699 * config/h8300/h8300.md (*ixorsi3_zext_hi): Restrict to
3700 TARGET_H8300H and TARGET_H8300S.
3702 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3704 * config/h8300/h8300.md (a peephole2): New.
3706 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3708 * config/h8300/h8300.md (*extzv_8_8): Use shorter code when
3709 operands[0] and operands[1] are different.
3711 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3713 * reload1.c (reload_cse_move2add): Remove variable success.
3715 2003-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3717 * ggc-common.c (ggc_rlimit_bound): Cast RLIM_INFINITY to avoid
3720 2003-03-02 Richard Henderson <rth@redhat.com>
3722 * configure.in (HAVE_AS_LTOFFX_LDXMOV_RELOCS): New ia64 test.
3723 * config.in, configure: Rebuild.
3724 * config/ia64/ia64.c (ia64_ld_address_bypass_p): Accept lo_sum.
3725 * config/ia64/ia64.md (load_symptr): Use high/lo_sum for the
3726 paired ldtoffx and ldxmov annotations.
3727 (load_symptr_internal1): Remove.
3728 (load_symptr_high, load_symptr_low): New.
3730 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
3732 * c-incpath.c (add_path): Fix sysp assignment.
3734 2003-03-02 Kurt Garloff <garloff@suse.de>
3736 * params.def: Introduce parameter max-inline-insns-rtl for
3737 a separate limit for the RTL inliner.
3738 * params.h: Likewise.
3739 * integrate.c (function_cannot_inline_p): Use it.
3740 * toplev.c (decode_f_option): Set multiple parameters
3741 controlling inlining with -finline-limit.
3742 * params.def: Fix orthographic and typographic errors.
3743 * doc/invoke.texi: Document parameters controlling inlining
3744 and the way -finline-limit sets multiple of them.
3746 * tree.h (struct tree_decl): Introduce inlined_function_flag,
3747 recording whether the function became eligible for inlining
3748 by a compiler flag rather than the declaration.
3749 Provide DID_INLINE_FUNC macro to access it.
3750 * c-decl.c (grokdeclarator): Set DID_INLINE_FUNC.
3751 * cp/decl.c (grokfndecl): Likewise.
3752 * toplev.c (rest_of_compilation): Likewise.
3753 * cp/optimize (maybe_clone_body): Copy DID_INLINE_FUNC.
3754 * print-tree.c (print_node): Report it.
3755 * params.def: Introduce new max-inline-insns-auto limit.
3756 * params.h: Likewise.
3757 * tree-inline.c (inlinable_function_p): Apply it to functions
3758 with DID_INLINE_FUNC set.
3759 * toplev.c (decode_f_option): Initialize it from -finline-limit
3761 * doc/invoke.texi: Document new parameter.
3763 2003-03-02 Geoffrey Keating <geoffk@apple.com>
3765 * fix-header.c (read_scan_file): Don't reference simplify_path.
3767 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
3769 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't enable
3770 min/max instructions by default as may result in reload errors.
3772 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
3774 * config/m68hc11/m68hc11.md ("mulqi3"): Allow address register to
3775 avoid reload problems; define split for it.
3777 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
3779 * config/m68hc11/m68hc11.c (m68hc11_shift_operator): New function.
3780 * config/m68hc11/m68hc11-protos.h (m68hc11_shift_operator): Declare.
3781 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register.
3782 * config/m68hc11/m68hc11.md ("rotrhi3", "rotlhi3"): New patterns for
3783 rotatert and rotate.
3784 ("rotrhi3_const", "rotlhi3_const"): Rename of old 'rotrhi3' insns.
3785 ("*rotrhi3", "*rotlhi3"): New insn pattern for non-const rotatert.
3786 ("*rotrhi3_addr"): New split for shift insns on address register.
3787 ("*lshrhi3", "*ashrhi3", "*ashlhi3_2"): Use new split.
3788 * config/m68hc11/larith.asm (___rotlhi3): New asm function.
3789 (___rotrhi3): Likewise.
3790 * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Build them.
3792 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
3794 * toplev.c (aux_base_name): Moved from toplev.h.
3795 (filename): Constify.
3796 (lang_dependent_init): Don't duplicate name.
3797 (process_options): Set aux_base_name here, not...
3798 (do_compile): ...here. Change protoype.
3799 (toplev_main): Move some code from do_compile.
3800 * toplev.h: Remove aux_base_name.
3802 2003-03-02 Kazu Hirata <kazu@cs.umass.edu>
3804 * config/h8300/h8300-protos.h: Add a prototype for
3806 * config/h8300/h8300.c (print_operand): Handle 'c'.
3807 (iorxor_operator): New.
3808 * config/h8300/h8300.h (PREDICATE_CODES): Add iorxor_operator.
3809 * config/h8300/h8300.md (*iorhi3_zext): Remove.
3810 (*iorsi3_zexthi): Likewise.
3811 (*iorsi3_zextsi): Likewise.
3812 (*xorhi3_zextqi): Likewise.
3813 (*xorsi3_zexthi): Likewise.
3814 (*xorsi3_zextsi): Likewise.
3815 (*ixorhi3_zext): New.
3816 (*ixorsi3_zext_qi): Likewise.
3817 (*ixorsi3_zext_hi): Likewise.
3819 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
3821 * c-incpath.c (remove_component_p, simplify_path): Move back to
3823 (remove_duplicates): Use cpp_simplify_path.
3824 * c-incpath.h (simplify_path): Remove.
3825 * c-lex.c: Don't include c-incpath.h.
3826 (init_c_lex): Remove simplify_path.
3827 * cppfiles.c (remove_component_p, cpp_simplify_path): Restore.
3828 (find_or_create_entry, validate_pch): Revert.
3830 2003-03-02 Ashif Harji <asharji@uwaterloo.ca>
3832 * gcc.c (default_compilers): Add -no-integrated-cpp flag to invoke
3833 an external cpp during compilation.
3834 (option_map): Likewise.
3835 * objc/lang-specs.h (default_compilers): Similarly.
3836 * doc/invoke.texi: Document -no-integrated-cpp flag.
3838 2003-03-02 Kazu Hirata <kazu@cs.umass.edu>
3840 * config/h8300/h8300.md (zero_extendqisi2): Change to an
3842 (*zero_extendqisi2_h8300): New.
3843 (*zero_extendqisi2_h8300hs): New.
3844 (two splitters): New.
3846 2003-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3848 * fp-bit.h (float_to_usi): Fix condition wrapping prototype.
3850 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
3852 * config/h8300/h8300.md (a peephole2): Remove dead code.
3854 2003-03-01 Roger Sayle <roger@eyesopen.com>
3857 * builtin-types.def (DEF_FUNCTION_TYPE_VAR_3): New macro.
3858 (BT_FN_INT_CONST_STRING_VALIST_ARG,
3859 BT_FN_INT_STRING_CONST_STRING_VALIST_ARG,
3860 BT_FN_INT_CONST_STRING_CONST_STRING_VALIST_ARG,
3861 BT_FN_INT_STRING_SIZE_CONST_STRING_VALIST_ARG,
3862 BT_FN_INT_STRING_CONST_STRING_VAR,
3863 BT_FN_INT_CONST_STRING_CONST_STRING_VAR,
3864 BT_FN_INT_STRING_SIZE_CONST_STRING_VAR): New built-in types.
3865 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2,
3866 ATTR_NONNULL_3): Also include the nothrow attribute.
3867 (sprintf, scanf, sscanf, vprintf, vsprintf, snprintf,
3868 vsnprintf, vscanf, vsscanf): Don't define attributes here.
3869 * builtins.def (putchar, puts): Make full C89 built-ins.
3870 (snprintf, sprintf, scanf, sscanf, vprintf, vscanf,
3871 vsscanf, vsnprintf, vsprintf): New built-ins.
3872 * c-common.c (c_common_nodes_and_builtins): Handle new macro
3873 DEF_FUNCTION_TYPE_VAR_3.
3875 * doc/extend.texi: Document these new built-in functions.
3877 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
3879 * config/h8300/h8300.md (a peephole2): New.
3881 2003-03-01 Richard Earnshaw <rearnsha@arm.com>
3883 * predict.c (estimate_bb_frequencies): Correctly set
3884 real_values_initialized after initialization.
3886 2003-03-01 Neil Booth <neil@daikokuya.co.uk>
3888 * Makefile.in (C_AND_OBJC_OBJS, c-incpath.o, c-lex.o, LIBCPP_OBJS,
3889 cppinit.o, cppdefault.o, fix-header): Update.
3890 * c-incpath.c: New file.
3891 * c-incpath.h: New file.
3892 * c-lex.c: Include c-incpath.h.
3893 (init_c_lex): Register path simplifier.
3894 * c-opts.c: Include cppdefault.h and c-incpath.h.
3895 (TARGET_SYSTEM_ROOT, verbose, iprefix, sysroot, std_inc,
3896 std_cxx_inc, quote_chain_split, add_prefixed_path): New.
3897 (COMMAND_LINE_OPTIONS): Add more options from cpplib.
3898 (missing_arg, c_common_decode_option): Handle them.
3899 (c_common_post_options): Register include chains.
3900 (print_help): Update.
3901 * cppdefault.h (struct default include): Update.
3902 Move some macros to ...
3903 * cppdefault.c: ... here.
3904 (cpp_include_defaults): Add extra field add_sysroot.
3905 * cppfiles.c (include_file, search_from, find_or_create_entry,
3906 cpp_included, find_include_file, remap_filename): Update for
3907 renaming of search_path to cpp_path, and of the chain headers.
3908 (remove_component_p, _cpp_simplify_pathname): Move to c-incpath.c.
3909 * cpphash.h (struct search_path): Move to cpplib.h.
3910 (struct cpp_buffer, struct cpp_reader): Update.
3911 (_cpp_simplify_pathname): Remove.
3912 * cppinit.c: Don't include prefix.h and cppdefault.h.
3913 (INO_T_EQ, INO_T_COPY, path_include, append_include_chain,
3914 remove_dup_dir, remove_dup_nonsys_dirs, remove_dup_dirs,
3915 init_standard_includes, BRACKET, SYSTEM, AFTER, no_dir,
3916 no_pth, cpp_handle_options): Remove.
3917 (struct pending_option): Remove chain members.
3918 (cpp_destroy, cpp_read_main_file, COMMAND_LINE_OPTIONS,
3919 cpp_handle_option): Update.
3920 * cpplib.h (struct cpp_path, cpp_set_include_chains): New.
3921 (struct cpp_options): Remove quote_include, bracket_include,
3922 include_prefix, include_prefix_len, verbose, ignore_srcdir,
3923 no_standard_includes, no_standard_cplusplus_includes.
3924 (struct cpp_callbacks): Add simplify_path.
3925 (cpp_handle_options): Remove.
3926 * fix-header.c: Include c-incpath.h.
3927 (read_scan_file): Update to use c-incpath functionality.
3928 * doc/passes.texi: Update.
3930 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
3932 * config/h8300/h8300.c (bit_operand): Accept MEM only if it
3933 satisfies EXTRA_CONSTRAINT 'U'.
3935 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
3937 * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Take a scratch
3939 (*tst_extzv_memqi_1_n): Change to a splitter.
3940 (a peephole2): Update.
3942 2003-03-01 Richard Earnshaw <rearnsha@arm.com>
3944 * predict.c (estimate_bb_frequencies): Initialize the sreal
3945 constants once per compilation.
3947 2003-02-28 Richard Henderson <rth@redhat.com>
3949 * toplev.c (flag_eliminate_unused_debug_types): Enable by default.
3951 2003-02-28 scott snyder <snyder@fnal.gov>
3953 * flags.h: Add flag_eliminate_unused_debug_types.
3954 * toplev.c: Add flag_eliminate_unused_debug_types.
3955 (f_options): Add -feliminate-unused-debug-types.
3956 * dwarf2out.c (struct file_table): Add emitted member.
3957 (splice_child_die): Fix the parent pointer for the child being
3959 (lookup_filename): Maintain file_table.emitted array. Don't
3960 output .file directive here.
3961 (maybe_emit_file): (new)
3962 (init_file_table): Set up file_table.emitted.
3963 (dwarf2out_source_line): Use maybe_emit_file.
3964 (dwarf2out_start_source_file): Use maybe_emit_file.
3965 (dwarf2out_init): Use maybe_emit_file.
3966 (prune_unused_types_walk_attribs): (new)
3967 (prune_unused_types_mark): (new)
3968 (prune_unused_types_walk): (new)
3969 (prune_unused_types_prune): (new)
3970 (prune_unused_types): (new)
3971 (dwarf2out_finish): Call prune_unused_types if
3972 flag_eliminate_unused_debug_types is set.
3973 * doc/invoke.texi (Option Summary): Add
3974 -feliminate-unused-debug-types.
3975 (Debugging Options): Likewise.
3977 2003-02-28 Geoffrey Keating <geoffk@apple.com>
3979 * doc/invoke.texi: Change .pch to .gch.
3980 * cppfiles.c (open_file_pch): Likewise.
3981 * gcc.c (default_compilers): Likewise.
3983 2003-02-28 Aldy Hernandez <aldyh@redhat.com>
3985 * floatlib.c: Remove.
3987 2003-02-28 Jason Merrill <jason@redhat.com>
3989 * stor-layout.c (variable_size): Leave a "minus 1" outside the
3992 2003-02-28 David Edelsohn <edelsohn@gnu.org>
3994 * config/rs6000/power4.md: Add compare bypass.
3996 2003-02-28 Jason Thorpe <thorpej@wasabisystems.com>
3998 * config/netbsd.h: Update copyright years.
3999 (NETBSD_CPP_SPEC): Define _REENTRANT and _PTHREADS if
4000 -pthread is specified on the command line.
4002 2003-02-28 Dale Johannesen <dalej@apple.com>
4004 * loop.c (struct movable): Add insert_temp, shrink savemode.
4005 (scan_loop): Accept invariants that require copying; mark as
4007 (combine_movables): Don't combine insert_temp movables.
4008 (move_movables): Insert copies for insert_temp movables.
4009 Don't record the info based on regno for insert_temp's.
4011 2003-02-28 Joel Sherrill <joel@OARcorp.com>
4014 * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Ensure the
4015 this constant defaults to 1.
4017 2003-02-28 Bob Wilson <bob.wilson@acm.org>
4019 * config.gcc (xtensa-*-linux*): Add t-slibgcc-elf-ver to tmake_file.
4021 2003-02-28 Richard Earnshaw <rearnsha@arm.com>
4023 * arm.md (mulhisi3, mulhisi3addsi, mulhidi3adddi): Enable for any
4024 ARMv5e processor, not just for XScale. Instructions are predicable.
4025 (mulhisi3tb, mulhisi3bt, mulhisi3tt): New patterns for ARMv5e.
4027 2003-02-28 Nick Clifton <nickc@redhat.com>
4029 * config/arm/arm.c (note_invalid_constants): Change parameter type
4032 2003-02-28 Kazu Hirata <kazu@cs.umass.edu>
4034 * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Accept the
4036 (*tst_extzv_memqi_1_n): Likewise.
4039 2003-02-28 Richard Sandiford <rsandifo@redhat.com>
4041 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Wrap in
4044 2003-02-28 Jan Hubicka <jh@suse.cz>
4046 * combine.c (gen_lowpart_for_combine): Update handling of
4048 * flow.c (life_analysis, mark_used_regs): Likewise.
4049 * regclass.c (subregs_of_mode): Turn into single bitmap.
4050 (cannot_change-mode_set_regs, invalid_mode_change_p): Update
4051 dealing with subregs_of_mode
4052 * regs.h (subregs_of_mode): Update prototype.
4054 2003-02-28 Josef Zlomek <zlomekj@suse.cz>
4056 * emit-rtl.c (set_reg_attrs_for_parm): New function.
4057 * rtl.h (set_reg_attrs_for_parm): New exported function.
4058 * function.c (assign_parms): Use set_reg_attrs_for_parm instead of
4059 set_reg_attrs_from_mem.
4061 2003-02-27 Roger Sayle <roger@eyesopen.com>
4062 Zack Weinberg <zack@codesourcery.com>
4064 * gcc.c (do_spec_1): Treat %U like %u for unique associations.
4066 2003-02-27 Kazu Hirata <kazu@cs.umass.edu>
4068 * reload1.c (sext_for_mode): Remove.
4069 (reload_cse_move2add): Use trunc_int_for_mode instead of
4071 (move2add_note_store): Likewise.
4072 Reset register information if we see a set in non-integer
4075 2003-02-27 David Edelsohn <edelsohn@gnu.org>
4077 * config/rs6000/aix43.h (ASM_SPEC): Only emit -mppc64 if no -mcpu
4079 (ASM_CPU_SPEC): Use -m620 for Power3, Power4, 620, 630.
4080 * config/rs6000/aix51.h: Same.
4081 * config/rs6000/aix52.h: Same.
4082 * config/rs6000/power4.md: Additional VMX bypasses.
4084 2003-02-27 Geert Bosch <bosch@gnat.com>
4086 * toplev.c (print_version): Add indentation for GGC heuristics and
4087 output after printing version information.
4089 2003-02-27 James E Wilson <wilson@tuliptree.org>
4091 * combine.c (simplify_comparison): Require integral mode when
4092 permuting SUBREG with AND.
4094 2003-02-27 Steve Ellcey <sje@cup.hp.com>
4096 * config/ia64/hpux.h (STARTFILE_PREFIX_SPEC): Remove.
4098 2003-02-27 Nick Clifton <nickc@redhat.com>
4100 * config/arm/arm.md (extendsfdf2): Add pattern accidentally
4101 deleted when cirrus instructions were added.
4103 2003-02-27 Jason Thorpe <thorpej@wasabisystems.com>
4105 * config.gcc (*-*-netbsd[2-9]*, *-*-netbsdelf[2-9]*): Enable
4106 POSIX thread support by default.
4108 2003-02-27 Roger Sayle <roger@eyesopen.com>
4110 * config/i386/cygwin.h: Don't include any other files directly.
4111 * config/i386/mingw32.h: Don't include cygwin.h directly.
4112 * config.gcc (cygwin, mingw32, uwin): Instead make these files
4113 explicit in the tm_files variable.
4115 2003-02-27 Alan Modra <amodra@bigpond.net.au>
4117 * config/rs6000/rs6000.md: Add TI constant splitter.
4119 2003-02-26 Alexandre Oliva <aoliva@redhat.com>
4121 * builtins.c (purge_builtin_constant_p): Handle subreg of
4124 * function.c (assign_stack_local_1): Truncate constant added to
4125 frame_pointer_rtx or virtual_stack_vars_rtx for Pmode.
4127 2003-02-26 David Edelsohn <edelsohn@gnu.org>
4129 * config.gcc: Add power4 to PowerPC with_cpu list.
4131 2003-02-26 Jan Hubicka <jh@suse.cz>
4133 * objc-act.c: (mark_referenced_methods): Fix compilation problem.
4135 2003-02-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4137 * gcov-dump.c (print_prefix): Fix signedness warning.
4138 * gcov-io.h (struct counter_section, struct counter_section_data): New.
4139 (struct function_info): n_arc_counts field removed, n_counter_sections,
4140 counter_sections fields added.
4141 (struct gcov_info): arc_counts, n_arc_counts fields removed,
4142 n_counter_sections, counter_sections fields added.
4143 * libgcov.c (gcov_exit, __gcov_flush): Add support for multiple
4145 * profile.h (MAX_COUNTER_SECTIONS): New.
4146 (struct section_info): New.
4147 (struct profile_info): count_instrumented_edges,
4148 count_edges_instrumented_now fields removed, n_sections, section_info
4150 (find_counters_section): Declare.
4151 * profile.c (struct function_list): count_edges field removed,
4152 n_counter_sections, counter_sections fields added.
4153 (set_purpose, label_for_tag, build_counter_section_fields,
4154 build_counter_section_value, build_counter_section_data_fields,
4155 build_counter_section_data_value, build_function_info_fields,
4156 build_function_info_value, build_gcov_info_fields,
4157 build_gcov_info_value): New static functions.
4158 (find_counters_section): New function.
4159 (instrument_edges, get_exec_counts, compute_branch_probabilities,
4160 branch_prob, create_profiler): Modified to support multiple profile
4163 2003-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4165 * pa.c (compute_frame_size): Don't assume PREFERRED_STACK_BOUNDARY
4166 is 8 * STACK_BOUNDARY.
4167 * pa.h (PREFERRED_STACK_BOUNDARY): Change to 128 on 64-bit port.
4169 2003-02-26 Michael Matz <matz@suse.de>
4171 * ra-colorize.c (merge_moves): Fix list handling.
4173 2003-02-26 Nick Clifton <nickc@redhat.com>
4175 * config/arm/arm.c (is_load_address): Rename to...
4176 (arm_memory_load_p) ... this and make it check for SUBREGs and
4177 constant loads that will be converted into loads from the
4179 (is_cirrus_insn): Rename to ...
4180 (arm_cirrus_insn_p): ... this, for consistency. Replace test
4181 of CIRRUS_NO with CIRRUS_NOT.
4182 (cirrus_reorg): Use renamed functions.
4183 (note_invalid_constants): Change from a void function to bool.
4184 Add an extra parameter, saying whether the fixups should be
4185 pushed. Return true if fixups are needed.
4186 (arm_reorg): Use renamed functions. Use INSN_P. Replace test
4187 of CIRRUS_NO with CIRRUS_NOT.
4188 * config/arm/arm.h (FLOAT_WORDS_BIG_ENDIAN): Mention that
4189 other floating point co-processors can also affect this.
4190 * config/arm/arm.md ("type" attribute): Add mav_farith and
4191 mav_dmult. Replace references to "cirrus_type" attribute with
4193 * config/arm/cirrus.md ("cirrus_fpu" attribute): Delete.
4194 ("cirrus_type" attribute): Delete - use "type" instead.
4195 ("cirrus" attribute): Replace 'no' with 'not' and 'yes' with
4198 2003-02-25 Jan Hubicka <jh@suse.cz>
4200 * objc-act.c: Include cgraph.h
4201 (mark_referenced_methods): New function.
4202 (objc_init): Call it.
4203 * objc-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Set.
4205 * c-decl.c (finish_function): Honor can_defer_p even in unit-at-a-time
4208 * optabs.c (expand_fix): Do not widen the input operand.
4210 * expr.c (emit_group_store): Fix crash when converting single
4211 register into complex register.
4213 * Makefile.in (jump.o, regclass.o, alias.o): Add dependency on timevar.h
4214 * alias.c: Include timevar.h
4215 (init_alias_analysis): Set timevar
4216 * jump.c: Include timevar.h
4217 (rebuild_jump_labels): Set timevar
4218 * regcalss.c: Include timevar.h
4219 (reg_scan): Set timevar
4220 * timevar.def (TV_ALIAS_ANALYSIS, TV_REG_SCAN, TV_REBUILD_JUMP): New
4222 2003-02-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4224 * cse.c (count_reg_usage): Fix handling of REG_EQUAL notes.
4226 * Makefile.in (loop-unroll.o): New.
4227 * cfgloop.h (UAP_PEEL, UAP_UNROLL, UAP_UNROLL_ALL): New.
4228 (unroll_and_peel_loops): Declare.
4229 * alias.c (init_alias_analysis): Flag_unroll_loops renamed to
4230 flag_old_unroll_loops.
4231 * loop.c (loop_invariant_p): Ditto.
4232 * unroll.c (unroll_loop): Flag_unroll_all_loops renamed to
4233 flag_old_unroll_all_loops.
4234 * flags.h (flag_unroll_loops): Renamed to flag_old_unroll_loops.
4235 (flag_unroll_all_loops): Renamed to flag_old_unroll_all_loops.
4236 * params.def (PARAM_MAX_UNROLLED_INSNS): Default value changed.
4237 (PARAM_MAX_AVERAGE_UNROLLED_INSNS, PARAM_MAX_UNROLL_TIMES,
4238 PARAM_MAX_PEELED_INSNS, PARAM_MAX_PEEL_TIMES,
4239 PARAM_MAX_COMPLETELY_PEELED_INSNS, PARAM_MAX_COMPLETELY_PEEL_TIMES,
4240 PARAM_MAX_ONCE_PEELED_INSNS): New.
4241 * toplev.h (flag_old_unroll_loops, flag_old_unroll_all_loops): New.
4242 (flag_unroll_loops, flag_unroll_all_loops): Used for new unroller
4244 (flag_peel_loops): New.
4245 (lang_independent_options): The new flags added.
4246 (rest_of_compilation): Call new unroller.
4247 (process_options): Setup flags for coexistence of old and new unroller.
4248 * doc/invoke.texi: Document new options.
4249 * doc/passes.texi: Document new unroller pass.
4251 2003-02-26 David Billinghurst <David.Billinghurst@riotinto.com>
4253 * fixinc/fixincl.x: Regenerate
4255 2003-02-26 Josef Zlomek <zlomekj@suse.cz>
4257 * function.c (assign_parms): Set reg_attrs for parameters passed in
4260 2003-02-26 Alan Modra <amodra@bigpond.net.au>
4263 * tlink.c (scan_linker_output): Drop leading '.' from symbol names.
4265 2003-02-25 David Edelsohn <edelsohn@gnu.org>
4267 * config/rs6000/xcoff.h (ASM_FILE_START): Do not emit machine
4270 2003-02-25 Roger Sayle <roger@eyesopen.com>
4272 * combine.c (combine_simplify_rtx, simplfy_comparison): Use CC0_P.
4273 * cse.c (invalidate_skipped_set): Likewise.
4274 * integrate.c (subst_constants): Likewise.
4275 * jump.c (reversed_comparison_code_parts): Likewise.
4276 * loop.c (canonicalize_condition): Likewise.
4277 * simplify-rtx.c (simplify_relational_operation): Likewise.
4279 2003-02-25 Roger Sayle <roger@eyesopen.com>
4281 * builtins.def (DEF_LIB_ALWAYS_BUILTIN, DEF_UNUSED_BUILTIN): Delete.
4282 (abs, labs, fabs, fabsf, fabsl, abort, exit, _exit, _Exit): Use
4283 the appropriate macro to define built-in function.
4284 (fmod,fmodf,fmodl): New built-in functions.
4286 * doc/extend.texi (fmod,fmodf,fmodl): Document new built-ins.
4288 2003-02-25 Richard Henderson <rth@redhat.com>
4290 * config/i386/i386.c (function_arg): Pass variable sized
4291 structures correctly on the stack.
4293 2003-02-25 Kazu Hirata <kazu@cs.umass.edu>
4295 * reload1.c (reload_cse_move2add): Use STRICT_LOW_PART if PLUS
4296 does not reduce the cost of SET.
4298 2003-02-25 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4301 * config/rs6000/rs6000.c (first_reg_to_save): Handle
4302 PIC_OFFSET_TABLE_REGNUM for -fPIC too.
4303 (rs6000_emit_prologue): Likewise.
4304 (rs6000_emit_epilogue): Likewise.
4305 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Make
4306 PIC_OFFSET_TABLE_REGNUM a fixed register for -fPIC.
4308 2003-02-25 Richard Henderson <rth@redhat.com>
4310 * real.c (real_to_integer2): Force overflow result only for
4313 2003-02-25 Kazu Hirata <kazu@cs.umass.edu>
4315 * gcse.c (cprop_jump): Revert the 2003-02-23 change.
4317 2003-02-25 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4318 Richard Henderson <rth@redhat.com>
4320 * sched-ebb.c (add_deps_for_risky_insns): Add the dependence when
4321 there is no similar load.
4323 2003-02-25 Vladimir Makarov <vmakarov@redhat.com>
4324 Richard Henderson <rth@redhat.com>
4326 * sched-int.h (INSN_TRAP_CLASS, WORST_CLASS): Move them from
4328 (add_forward_dependence): New function prototype.
4330 * sched-rgn.c (INSN_TRAP_CLASS, WORST_CLASS): Move them to
4332 (CONST_BASED_ADDRESS_P, may_trap_exp, haifa_classify_insn): Move
4333 them to haifa-sched.c.
4335 * haifa-sched.c (CONST_BASED_ADDRESS_P, may_trap_exp,
4336 haifa_classify_insn): Move them from sched-rgn.c.
4338 * sched-deps.c (add_dependence): Return flag of creating a new
4340 (add_forward_dependence): New function.
4341 (compute_forward_dependences): Use the function.
4343 * sched-ebb.c (earliest_block_with_similiar_load): New function.
4344 (add_deps_for_risky_insns): New function.
4345 (schedule_ebb): Call the function.
4347 2003-02-20 Aldy Hernandez <aldyh@redhat.com>
4349 * doc/tm.texi: Document Rename TARGET_VECTOR_TYPES_COMPATIBLE to
4350 TARGET_VECTOR_OPAQUE_P. Document accordingly.
4352 * testsuite/gcc.dg/20030218-1.c: Check that initialization of
4355 * c-typeck.c (comptypes): Change call to vector_types_compatible
4357 (convert_for_assignment): Call vector_opaque_p instead of
4358 vector_types_compatible.
4359 (really_start_incremental_init): Disallow initialization of opaque
4362 * target-def.h: Remove TARGET_VECTOR_TYPES_COMPATIBLE.
4363 Define TARGET_VECTOR_OPAQUE_P.
4364 (TARGET_INITIALIZER): Same.
4366 * target.h (struct gcc_target): Remove vector_types_compatible.
4367 Add vector_opaque_p.
4369 * config/rs6000/rs6000.c (rs6000_spe_vector_types_compatible):
4371 (is_ev64_opaque_type): Check for TARGET_SPE and make sure type is
4372 a vector type. Change return type to bool.
4373 (TARGET_VECTOR_TYPES_COMPATIBLE): Remove.
4374 (TARGET_VECTOR_OPAQUE_P): Define.
4376 * cp/parser.c (cp_parser_init_declarator): Call vector_opaque_p
4379 (cp_parser_init_declarator): Fix typo in function comments.
4381 2003-02-25 Jan Hubicka <jh@suse.cz>
4383 * Makefile.in (lcm.o): Add dependency on function.h
4384 * lcm.c (function.h): Include.
4385 * i386.c (machine_function, ix86_stack_locals,
4386 * ix86_save_varrargs_registers) : Move to
4388 * i386.h (machine_function, ix86_stack_locals,
4389 ix86_save_varrargs_registers): ... here; add optimize_mode_switching
4390 (ix86_optimize_mode_switching): New.
4391 * i386.md (fix patterns): Set ix86_optimize_mode_switching
4393 2003-02-25 Nick Clifton <nickc@redhat.com>
4395 * config/d30v/d30v.c (d30v_init_cumulative_args): Fix typo. Name
4396 of fourth arg is 'fndecl' not 'indirect'. Update comment
4397 describing the function's parameters.
4399 2003-02-24 Jan Hubicka <jh@suse.cz>
4401 * combine.c (simplify_shift_const): Fix previous patch.
4403 2003-02-24 Jeff Law <law@redhat.com>
4405 * i386.md (testdi_1_rex64): Discourage reload from using the %eax
4407 (testsi_1, testhi_1, testqi_1): Likewise.
4409 2003-02-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4411 * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Rename
4412 __EXTERN_PREFIX to __PRAGMA_EXTERN_PREFIX.
4413 * doc/extend.texi (Tru64 Pragmas): Reflect this.
4415 * fixinc/inclhack.def (alpha___extern_prefix): Indicate #pragma
4416 extern_prefix support for Tru64 UNIX V5 <sys/stat.h>.
4417 * fixinc/fixincl.x: Regenerate.
4418 * fixinc/tests/base/sys/stat.h [ALPHA___EXTERN_PREFIX_CHECK]: New
4420 Fixes PR c/5059, c/6126, other/9671.
4422 2003-02-24 Roger Sayle <roger@eyesopen.com>
4424 * gcc.c (do_spec_1) ['{']: Handle pending argument upon return
4425 from handle_braces in "%{...}".
4427 2003-02-24 Kaz Kojima <kkojima@gcc.gnu.org>
4429 * config/sh/sh.c (TARGET_HAVE_TLS): Conditionally define.
4430 (prepare_move_operands): Handle TLS operands.
4431 (tls_symbolic_operand): New.
4432 (nonpic_symbol_mentioned_p): Handle TLS UNSPECs.
4433 (legitimize_pic_address): Do nothing for the TLS symbol.
4434 (sh_encode_section_info): Handle TLS case.
4435 (sh_strip_name_encoding): Drop TLS encoding.
4436 * config/sh/sh-protos.h (tls_symbolic_operand): Add prototype.
4437 * config/sh/sh.h (SH_TLS_ENCODING): Define.
4438 (TLS_SYMNAME_P, STRIP_TLS_ENCODING): Likewise.
4439 (ASM_OUTPUT_LABELREF): Drop TLS encoding.
4440 (OUTPUT_ADDR_CONST_EXTRA): Handle TLS UNSPECs.
4441 * config/sh/sh.md: Define TLS UNSPEC constants.
4442 (type): Add tls_load.
4443 ("tls_global_dynamic", "tls_local_dynamic"): New insns.
4444 ("sym2DTPOFF", "symDTPOFF2reg", "sym2GOTTPOFF"): New expanders.
4445 ("tls_initial_exec"): New insn.
4446 ("sym2TPOFF", "symTPOFF2reg"): New expanders.
4447 ("load_gbr"): New insn.
4449 * configure.in (HAVE_AS_TLS): Add sh-*-* and sh[34]*-*-* cases.
4450 * configure: Regenerate.
4452 2003-02-24 Alan Modra <amodra@bigpond.net.au>
4455 * calls.c (store_one_arg): Revert 1999-02-16 change. Revert
4456 2000-12-17 change. Pass EXPAND_STACK_PARM to expand_expr.
4457 * expr.h (enum expand_modifier): Define EXPAND_STACK_PARM.
4458 (enum block_op_methods): Reorder for better store_expr optimization.
4459 * expr.c (store_expr): Test bit 1 of "want_value" for call param
4460 stores, test bit 0 for original want_value meaning. Pass
4461 BLOCK_OP_CALL_PARM to emit_block_move when bit 1 set. Adjust
4462 recursive calls, and calls to expand_param.
4463 (expand_expr): Handle EXPAND_STACK_PARM modifier. When cse
4464 expected, set target to 0 rather than to subtarget. Formatting.
4466 2003-02-23 Kazu Hirata <kazu@cs.umass.edu>
4468 * gcse.c (cprop_jump): Use the REG_EQUAL note if available.
4470 2003-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4472 * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Document
4473 new default behavior.
4474 * ggc-common.c: Include sys/resource.h.
4475 (ggc_rlimit_bound): New function.
4476 (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Update
4477 defaults to account for rlimits.
4479 2003-02-22 Richard Henderson <rth@redhat.com>
4481 * i386.c, i386.h (TUNEMASK): Rename from CPUMASK.
4483 2003-02-22 Kelley Cook <kelley@dwhoops.info>
4485 * i386.h, i386.c, i386.md (ix86_tune): Rename from ix86_cpu.
4486 (ix86_tune_string): Rename from ix86_cpu_string.
4488 2003-02-22 Kelley Cook <kelleycook@comcast.net>
4490 * config/i386/i386.c: Replace "mcpu" with "mtune".
4491 * config/i386/i386.h (TARGET_OPTIONS): Likewise.
4492 (CC1_CPU_SPEC): Likewise. New warning for "-mcpu".
4493 * doc/invoke.texi (i386 and x86-64 Options): Replace "mcpu"
4494 with "mtune". Note that "mcpu" is a deprecated synonym for "mtune".
4496 2003-02-23 Andreas Schwab <schwab@suse.de>
4498 * config.gcc: Delete references to m68k/t-linux and
4500 * config/m68k/t-linux, config/m68k/t-linux-aout: Removed.
4502 2003-02-22 Jan Hubicka <jh@suse.cz>
4504 * toplev.c (rest_of_compilation): Apply fotgotten hunk
4505 of track scheduling patch.
4507 2003-02-22 Jan Hubicka <jh@suse.cz>
4509 * config/linux.h (TARGET_HAS_F_SETLKW): Define.
4510 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Likewise
4512 2003-02-22 Jan Hubicka <jh@suse.cz>
4514 * c-decl.c (c_expand_body_1): Fix.
4516 2003-02-22 Jan Hubicka <jh@suse.cz>
4518 * expmed.c (expand_divmod): Undo sign extensions for unsigned operands
4520 * cfgcleanup.c (try_forward_edges): Don't check loop structures
4521 when not optimizing.
4522 (cleanup_cfg): Do not iterate trought delete_trivially_dead_insns
4524 * toplev.c (rest_of_compilation): Duplicate loop headers only when
4525 optimizing; Delete trivially dead insns early; fix optimize check.
4527 * Makefile.in (c-decl.o, c-objc-common.o, cgraph.o, tree-inline.o): Add
4528 dependency on cgraph.h
4529 * c-decl.c: Include cgraph.h
4530 (finish_function): Update call of tree_inlinable_function_p.
4531 * c-objc-common.c: Include cgraph.h
4532 * cgraph.h: New file.
4533 * cgraphunit.c: New file.
4534 * cgraph.c (cgraph_node, cgraph_edge): Move into cgraph.h
4535 (cgraph_nodes, cgraph_n_nodes): Globalize.
4536 (cgraph_finalize_function, cgraph_finalize_compilation_unit
4537 cgraph_create_edges, cgraph_optimize, cgraph_mark_needed_node):
4538 Move into cgraphunit.c
4539 * tree-inline.c: Include cgraph.h
4540 * tree-inline.c: Include cgraph.h
4542 2003-02-22 Josef Zlomek <zlomekj@suse.cz>
4544 * config/i386/i386.md: Use gen_lowpart instead of gen_rtx_REG
4545 for copying a register.
4547 2003-02-22 Steven Bosscher <s.bosscher@student.tudelft.nl>
4550 * toplev.c (process_options): If flag_detailed_statistics is set,
4551 then set time_report as well.
4554 * jump.c (never_reached_warning): Don't fall through BARRRIER
4555 insns. Update comments to reflect what the function really does.
4557 2003-02-21 Roger Sayle <roger@eyesopen.com>
4559 * fold-const.c (omit_one_operand): No longer static.
4560 * tree.h (omit_one_operand): Prototype here.
4561 (div_and_round_double): Keep fold-const.c prototypes together.
4562 * builtins.c (builtin_mathfn_code): Handle binary built-in
4563 funtions, such as "pow" and "atan2".
4564 (fold_builtin): Optimize both pow(x,0.0) and pow(1.0,y) to 1.0.
4565 Simplify optimizations using "type" the builtin's return type.
4567 2003-02-22 Hans-Peter Nilsson <hp@axis.com>
4569 * config/cris/cris.c (cris_rtx_costs): Blockify dangling else.
4570 Fix functionalization typo.
4572 * regmove.c (optimize_reg_copy_1): Do not replace a hard register
4575 2003-02-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4577 * Makefile.in (ggc-common.o): Depend on $(PARAMS_H)
4578 * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Update
4580 * ggc-common.c: Include params.h
4581 (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic,
4582 init_ggc_heuristics): New functions.
4583 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic,
4584 init_ggc_heuristics): Prototype.
4585 * toplev.c (print_version): Output GGC heuristics.
4586 (parse_options_and_default_flags): Call init_ggc_heuristics.
4588 2003-02-22 Jan Hubicka <jh@suse.cz>
4590 * i386.c (def_builtin): Special case 64bit builtins.
4591 (MASK_SSE164, MASK_SSE264): New constants.
4592 (builtin_description): Add 64bit builtins.
4593 (ix86_init_mmx_sse_builtins): Likewise.
4594 * i386.h (enum ix86_builtins): Likewise.
4595 * i386.md (cvtss2siq, cvttss2siq, cvtsd2siq, cvttsd2siq, cvtsi2sdq,
4596 sse2_movq2dq_rex64, sse2_movsq2q_rex64): New.
4597 (sse2_movq2dq, sse2_movsq2q): Disable for 64bit.
4598 * mmintrin.h (_mm_cvtsi64x_si64, _mm_set_pi64x, _mm_cvtsi64_si64x): New.
4599 * xmmintrin.h (_mm_cvtss_si64x, _mm_cvttss_si64x, _mm_cvtsi64x_ss,
4600 _mm_set_epi64x, _mm_set1_epi64x, _mm_cvtsd_si64x, _mm_cvttsd_si64x,
4601 _mm_cvtsi64x_sd, _mm_cvtsi64x_si128, _mm_cvtsi128_si64x): New.
4603 2003-02-22 Jan Hubicka <jh@suse.cz>
4605 * i386.c (builtin_description): Add __builtin_ia32_paddq and
4606 __builtin_ia32_psubq. Fix __builtin_ia32_paddq128
4607 and __builtin_ia32_psubq128.
4608 * i386.h (IX86_BUILTIN_PADDQ, IX86_BUILTIN_PSUBQ): New.
4609 * i386.md (addv*, mmx_ior*, mmx_xoe*, mmx_and*): Add missing '%'.
4610 (mmx_adddi3, mmx_subdi3): New.
4611 * mmintrin.h (_mm_add_si64, _mm_sub_si64): New.
4612 * xmmintrin.h (_mm_movepi64_pi64): New.
4613 (_mm_add_epi64, _mm_sub_epi64): fix.
4614 (_mm_mul_pu16): Rename to...
4615 (_mm_mul_su32): ... this one.
4617 * builtins.c (expand_builtin_expect): Do not predict
4618 flag_guess_branch_prob is not set.
4619 * c-semantics.c (expand_stmt): Likewise.
4620 * predict.c (predict_insn): Likewise.
4621 * stmt.c (expand_continue_loop): Likewise.
4622 * toplev.c (rest_of_compilation): Do not call
4623 note_prediction_to_br_prob and note_prediction_to_br_prob
4624 when not optimizing.
4626 2003-02-21 Jan Hubicka <jh@suse.cz>
4628 * cfgrtl.c (commit_edge_insertions): Call
4629 find_many_sub_basic_block only when some code has been emitted.
4630 (commit_edge_insertions_watch_calls): Bring into sync with
4631 commit_edge_insertions
4633 2003-02-21 J"orn Rennecke <joern.rennecke@superh.com>
4635 * sh.h (OVERRIDE_OPTIONS): Fix code that clears 'e' register class.
4637 * sh.md (binary_sf_op): Use extra constant operand instead of
4638 negating constant operand 4.
4639 * sh.c (sh_expand_binop_v2sf): Supply it.
4641 2003-02-21 Zack Weinberg <zack@codesourcery.com>
4643 * cpphash.h (struct lexer_state): Add directive_wants_padding.
4644 * cpplib.c (_cpp_handle_directive): Set directive_wants_padding
4645 for directives of type INCL.
4646 (glue_header_name, parse_include): Use get_token_no_padding.
4647 * cppmacro.c (replace_args): If directive_wants_padding,
4648 provide padding tokens.
4650 2003-02-21 Kazu Hirata <kazu@cs.umass.edu>
4652 * config/h8300/h8300.md (a peephole2): New.
4654 2003-02-21 Jan Hubicka <jh@suse.cz>
4656 * cfgrtl.c (commit_one_edge_insertion): Only mark BB for splitting.
4657 (commit_edge_insertions): Call find_many_sub_basic_blocks
4659 * reg-stack.c (convert_regs): Cleax aux for blocks.
4661 2003-02-21 Jan Hubicka <jh@suse.cz>
4663 * toplev.c (parse_options_and_default_flags): Undo accidental commit.
4665 2003-02-21 Glen Nakamura <glen@imodulo.com>
4667 PR optimization/8613
4668 * builtins.c (expand_builtin): Emit postincrements before expanding
4671 2003-02-21 Ben Elliston <bje@redhat.com>
4674 * doc/install.texi (Configuration): Explain using $HOME instead of
4675 the ~ metacharacter when referring to home directories.
4677 2003-02-20 Alexandre Oliva <aoliva@redhat.com>
4679 * configure.in (TARGET_SYSTEM_ROOT): Set default to
4680 ${exec_prefix}/${target_alias}/sys-root. Match explicit
4681 '${exec_prefix}' (in addition to the expansion thereof) as
4683 * configure: Rebuilt.
4685 2003-02-20 Kazu Hirata <kazu@cs.umass.edu>
4687 * config/h8300/h8300.md (addhi3_incdec): Change the name to
4689 (addsi3_incdec): Change the name to *addsi3_incdec.
4691 2003-02-20 Roger Sayle <roger@eyesopen.com>
4693 * explow.c (force_reg): Avoid useless REG_EQUAL notes.
4695 2003-02-20 Toon Moene <toon@moene.indiv.nluug.nl>
4698 * c-opts.c (sanitize_cpp_opts): Add Fortran front end
4699 options to be ignored.
4700 (c_common_decode_option): Ignore them when preprocessing.
4702 2003-02-20 Jan Hubicka <jh@suse.cz>
4704 * toplev.c (flag_sched2_use_superblocks, flag_sched2_use_traces): New
4706 (lang_independent_options): Add -fsched2-use-superblocks
4708 (rest_of_compilation): Deal with it.
4709 * invoke.texi (-fsched2-use-traces, fsched2-use-superblocks): Declare.
4710 * flags.h (flag_sched2_use_superblocks, flag_sched2_use_traces):
4712 * rtl.h (reg_to_stack): Update prototype.
4713 * reg-stack.c (reg_to_stack): Return when something has changed;
4714 update liveness when executing after superblock scheduling.
4716 * combine.c (simplify_shift_const): Simplify few special cases
4719 2003-02-20 David Edelsohn <edelsohn@gnu.org>
4721 * config/rs6000/rs6000.md: (attr "type"): Add fast_compare.
4722 (add.,subf.,neg.): Change attribute to fast_compare.
4723 All DFA descriptions updated.
4725 2003-02-20 Nathan Sidwell <nathan@codesourcery.com>
4727 Change base class access representation.
4728 * tree.h (TREE_VIA_PUBLIC, TREE_VIA_PROTECTED,
4729 TREE_VIA_PRIVATE): Remove.
4730 (BINFO_BASEACCESSES): New binfo elt.
4731 (BINFO_BASEACCESS): New accessor.
4732 (BINFO_ELTS): Increase.
4733 (TI_ACCESS_PUBLIC, TI_ACCESS_PROTECTED, TI_ACCESS_PRIVATE): New.
4734 (access_public_node, access_protected_node,
4735 access_private_node): New global nodes.
4736 * tree.c (build_common_tree_nodes_2): Initialize access nodes.
4737 * dbxout.c (dbxout_type): Adjust.
4738 * dwarf2out.c (gen_inheritance_die): Add access parameter.
4739 (gen_member_die): Adjust.
4740 * dwarfout.c (output_inheritance_die): ARG is array of two trees.
4741 (output_type): Adjust.
4742 * tree-dump.c (dequeue_and_dump): Adjust binfo dumping.
4744 Change base class access representation. Share virtual base
4746 * cp/call.c (build_special_member_call): Remove binfo_for_vbase
4748 * cp/class.c (build_base_path): Likewise.
4749 (build_primary_vtable): Adjust BINFO_NEW_VTABLE_MARKED use.
4750 (build_secondary_vtable): Remove FOR_TYPE arg. Adjust.
4751 (make_new_vtable): Adjust.
4752 (force_canonical_binfo_r): Delete.
4753 (force_canonical_binfo): Delete.
4754 (mark_primary_virtual_base): Delete.
4755 (dfs_unshared_virtual_bases): Delete.
4756 (mark_primary_bases): Adjust.
4757 (maybe_warn_about_overly_private_class): Adjust.
4758 (dfs_base_derived_from): Delete.
4759 (base_derived_from): Follow the inheritance chain.
4760 (struct find_final_overrider_data): Add vpath member.
4761 (dfs_find_final_overrider): Adjust.
4762 (dfs_find_final_overrider_q, dfs_find_final_overrider_post): New.
4763 (find_final_overrider): Adjust.
4764 (update_vtable_entry_for_fn): Adjust.
4765 (modify_all_vtables): Adjust.
4766 (walk_subobject_offsets): Adjust.
4767 (layout_nonempty_base_or_field): Adjust.
4768 (layout_empty_base): Remove last parameter. Adjust.
4769 (build_base_field): Adjust.
4770 (build_base_fields): Adjust.
4771 (propagate_binfo_offsets): Remove last parameter. Adjust.
4772 (dfs_set_offset_for_unshared_vbases): Delete.
4773 (layout_virtual_bases): Adjust.
4774 (finish_struct_1): Adjust.
4775 (init_class_processing): Don't init access nodes.
4776 (dfs_get_primary_binfo): Delete.
4777 (get_primary_binfo): Adjust.
4778 (dump_class_hierarchy_r): Remove most derived arg, add IGO
4780 (dump_class_hierarchy): Adjust.
4781 (finish_vtbls): Adjust.
4782 (get_original_base): Delete.
4783 (build_vtt_inits): Adjust.
4784 (dfs_build_secondary_vptr_vtt_inits): Adjust.
4785 (dfs_ctor_vtable_bases_queue_p): Adjust.
4786 (build_ctor_vtbl_group): Adjust.
4787 (dfs_accumulate_vtbl_inits): Adjust.
4788 (build_vtbl_initializer): Adjust.
4789 (build_vbase_offset_vtbl_entries): Adjust.
4790 (add_vcall_offset_vtbl_entries_1): Adjust.
4791 * cp/cp-tree.h (CPTI_ACCESS_*): Remove.
4792 (access_*_node): Remove.
4793 (CANONICAL_BINFO): Delete.
4794 (BINFO_UNSHARED_MARKED): Remove.
4795 (BINFO_MARKED): Set LANG_FLAG_0 directly.
4796 (SET_BINFO_MARKED, CLEAR_BINFO_MARKED): Delete.
4797 (BINFO_VTABLE_PATH_MARKED): Set LANG_FLAG_3 directly.
4798 (SET_BINFO_VTABLE_PATH_MARKED, CLEAR_BINFO_VTABLE_PATH_MARKED):
4800 (BINFO_NEW_VTABLE_MARKED): Set LANG_FLAG_4 directly.
4801 (SET_BINFO_NEW_VTABLE_MARKED): Adjust.
4802 (SET_BINFO_PUSHDECLS_MARKED, CLEAR_BINFO_PUSHDECLS_MARKED):
4804 (BINFO_DEPENDENT_BASE_P): New.
4805 (dfs_walk, dfs_walk_real): Queue function takes derived binfo and
4807 (markedp, unmarkedp): Adjust.
4808 (dfs_unmarked_real_bases_queue_p, dfs_marked_real_bases_queue_p,
4809 dfs_skip_vbases, marked_vtable_pathp, unmarked_vtable_pathp,
4810 find_vbase_instance, binfo_for_vbase): Delete.
4811 (copied_binfo, original_binfo): Declare.
4812 (finish_base_specifier): Add virtual_p arg.
4813 (unshare_base_binfos): Delete.
4814 (copy_base_binfos): Declare.
4815 (reverse_path): Delete.
4816 * cp/decl.c (xref_basetypes): Access and virtuality passed
4817 differently. Don't copy direct base binfos here. Call
4819 * cp/init.c (dfs_initialize_vtbl_ptrs): Adjust.
4820 (initialize_vtbl_ptrs): Adjust.
4821 (expand_member_init): Adjust.
4822 * cp/parser.c (cp_parser_base_specifier): Adjust.
4823 * cp/pt.c (instantiate_class_template): Adjust.
4824 (get_template_base_recursive): Adjust.
4825 * cp/rtti.c (get_pseudo_ti_init): Adjust.
4826 (get_pseudo_ti_desc): Adjust.
4827 * cp/tree.c (unshare_base_binfos): Rename to ...
4828 (copy_base_binfos): ... here, reimplement.
4829 (make_binfo): Set BINFO_DEPENDENT_BASE_P.
4830 (reverse_path): Remove.
4831 * cp/typeck.c (get_delta_difference): Adjust error messages.
4832 * cp/semantics.c (finish_base_specifier): Add virtual arg, adjust.
4833 * cp/search.c (lookup_base_r): Adjust.
4834 (dynamic_cast_base_recurse): Adjust.
4835 (canonical_binfo): Remove.
4836 (dfs_canonical_queue): Remove.
4837 (dfs_assert_unmarked_p): Remove.
4838 (assert_canonical_unmarked): Remove.
4839 (shared_marked_p, shared_unmarked_p): Remove.
4840 (BINFO_ACCESS, SET_BINFO_ACCESS): Use TREE_PUBLIC & TREE_PRIVATE.
4841 (dfs_access_in_type): Adjust.
4842 (access_in_type): Adjust.
4843 (dfs_accessible_queue_p): Adjust.
4844 (dfs_accessible_p): Adjust.
4845 (is_subobject_of_p_1, is_subobject_of_p): Remove.
4846 (struct lookup_field_info): Remove from_dep_base_p field.
4847 (lookup_field_queue_p): Adjust, test BINFO_DEPENDENT_BASE_P.
4848 (lookup_field_r): Remove dependent base code.
4849 (lookup_member): Likewise.
4850 (dfs_walk, dfs_walk_real): Add access arg to queue fn.
4851 (dfs_unmarked_real_bases_queue_p): Remove.
4852 (dfs_marked_real_bases_queue_p): Remove.
4853 (dfs_skip_vbases): Remove.
4854 (dfs_get_pure_virtuals): Adjust.
4855 (markedp, unmarkedp): Adjust.
4856 (marked_vtable_pathp, unmarked_vtable_pathp): Remove.
4857 (marked_pushdecls_p, unmarked_pushdecls_p): Adjust.
4858 (dfs_unmark): Adjust.
4859 (dfs_get_vbase_types):Remove.
4860 (dfs_build_inheritance_graph_order): Remove.
4861 (get_vbase_types): Remove
4862 (dfs_find_vbase_instance): Remove.
4863 (find_vbase_instance): Remove.
4864 (dfs_debug_unmarkedp): Adjust.
4865 (dependent_base_p): Remove.
4866 (dfs_push_type_decls): Adjust.
4867 (dfs_push_decls): Adjust.
4868 (dfs_no_overlap_yet): Adjust.
4869 (copied_binfo): New function.
4870 (original_binfo): New function.
4871 (binfo_for_vbase): Remove.
4873 Change base class access representation.
4874 * java/class.c (set_super_info): Don't set TREE_VIA_PUBLIC.
4875 (add_interface_do): Likewise.
4877 2003-02-20 David Edelsohn <edelsohn@gnu.org>
4879 * config/rs6000/sysv4.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
4880 * config/rs6000/power4.md (power4-store,power4-vecstore): New
4882 (power4-fpstore): Compact.
4884 2003-02-20 Kazu Hirata <kazu@cs.umass.edu>
4886 * config/h8300/h8300.md (*iorsi3_w): New.
4888 2003-02-20 Josef Zlomek <zlomekj@suse.cz>
4890 * combine.c (distribute_notes): Kill REG_EXEC_COUNT.
4891 * rtl.c (reg_note_name): Likewise.
4892 * rtl.h (enum reg_note): Likewise.
4893 * doc/invoke.texi: Likewise.
4894 * doc/rtl.texi: Likewise.
4896 2003-02-20 Josef Zlomek <zlomekj@suse.cz>
4898 * bb-reorder.c (find_traces_1_round): Fix comment typo.
4900 2003-02-19 Roger Sayle <roger@eyesopen.com>
4902 * fold-const.c (fold_real_zero_addition_p): Don't fold a zero
4903 addition in the presence of signaling NaNs.
4905 2003-02-19 Krister Walfridsson <cato@df.lth.se>
4907 * tm.texi (INIT_CUMULATIVE_ARGS): Fix typo.
4909 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
4911 * config/h8300/h8300.c (output_logical_op): Optimize or.l when
4912 ORing with 0xffff??00 with the highest bit of the ?? part set.
4913 (compute_logical_op_length): Update.
4914 (compute_logical_op_cc): Likewise.
4916 2003-02-19 Josef Zlomek <zlomekj@suse.cz>
4918 * bb-reorder.c (find_traces_1_round): Fixed condition for small
4919 destination block with multiple predecessors.
4920 (connect_traces): Check whether the block is a start of trace.
4922 2003-02-19 Jan Hubicka <jh@suse.cz>
4924 * calls.c (expand_call): Update call of INIT_CUMULATIVE_ARGS
4925 * function.c (assign_params): Likewise.
4926 * arm-protos.h (arm_init_cumulative_args): Update prototype.
4927 * arm.c (arm_init_cumulative_args): Update function.
4928 * arm.h (INIT_CUMULATIVE_ARGS): Update.
4929 * avr-protos.h (init_cumulative_args): Update prototype.
4930 * avr.c (init_cumulative_args): Update function.
4931 * avr.h (INIT_CUMULATIVE_ARGS): Update.
4932 * d30v-protos.h (d30v_init_cumulative_args): Update prototype.
4933 * d30v.c (d30v_init_cumulative_args): Update function.
4934 * d30v.h (INIT_CUMULATIVE_ARGS): Update.
4935 * frv-protos.h (frv_init_cumulative_args): Update prototype.
4936 * frv.c (frv_init_cumulative_args): Update function.
4937 * frv.h (INIT_CUMULATIVE_ARGS): Update.
4938 * mips.c (mips_expand_prolgue): Update call of INIT_CUMULATIVE_ARGS.
4939 * pa.h (INIT_CUMULATIVE_ARGS): Update.
4940 * sparc-protos.h (init_cumulative_args): Update prototype.
4941 * sparc.c (init_cumulative_args): Update function.
4942 * sparc.h (INIT_CUMULATIVE_ARGS): Update.
4943 * tm.texi (INIT_CUMULATIVE_ARGS): Update documentation.
4945 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
4947 * config/h8300/h8300.md (*iorsi3_two_qi_sext): New.
4948 (*ashiftsi_sextqi_7): Likewise.
4950 2003-02-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4952 * config/mips/iris6.h (TARGET_OS_CPP_BUILTINS): Define __c99 for
4955 * fixinc/inclhack.def (irix___restrict): Don't change __restrict
4956 for C++ on IRIX 6.5.1[89].
4957 * fixinc/tests/base/internal/sgimacros.h: New file.
4959 * fixinc/inclhack.def (irix_wcsftime): Use XPG5 variant for C99.
4960 * fixinc/tests/base/internal/wchar_core.h: New file.
4962 * fixinc/inclhack.def (irix_socklen_t): Fix broken IRIX 6.5.1[78]
4963 socklen_t definition.
4964 * fixinc/fixincl.x: Regenerate.
4965 * fixinc/tests/base/sys/socket.h: New file.
4966 Fixes PR libgcj/9652.
4968 2003-02-19 Jan Hubicka <jh@suse.cz>
4970 * i386.md (movsfcc_1, movdfcc_1): Fix constrains.
4972 2003-02-19 David Edelsohn <edelsohn@gnu.org>
4974 * config/rs6000/rs6000.c (rs6000_override_options): Initialize
4975 align_jumps_max_skip and align_loops_max_skip.
4977 2003-02-19 Thierry Moreau <thierry.moreau@connotech.com>
4979 * config/rs6000/rs6000.c (rs6000_encode_section_info): Do not
4980 test size if named section.
4982 2003-02-19 Daniel Jacobowitz <drow@mvista.com>
4984 * expr.c (expand_expr): Use gen_int_mode for the argument
4987 2003-02-19 Jan Hubicka <jh@suse.cz>
4989 * i386.md (cosxf2): Fix conditional.
4991 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
4993 * config/h8300/h8300.md (extendqisi2): Change to an expander.
4994 (*extendqisi2_h8300): New.
4995 (*extendqisi2_h8300hs): Likewise.
4997 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
4999 * config/h8300/h8300-protos.h: Update the prototype for
5000 split_adds_subs. Remove the prototypes for
5001 const_int_le_2_operand and const_int_le_6_operand.
5002 * config/h8300/h8300.c (split_adds_sub): Don't output inc/dec.
5003 (const_int_le_2_operand): Remove.
5004 (const_int_le_6_operand): Likewise.
5005 * config/h8300/h8300.h (PREDICATE_CODES): Remove the entries
5006 for const_int_le_2_operand and const_int_le_6_operand.
5007 * config/h8300/h8300.md: Update all uses of split_adds_subs.
5010 2003-02-18 Jan Hubicka <jh@suse.cz>
5012 * cgraph.c (NPREDECESORC, SET_NPREDECESORS): Kill.
5013 (cgraph_expand_function): Rewrite.
5015 2003-02-18 Matt Austern <austern@apple.com>
5017 * toplev.c, langhooks.c, langhooks-def.h: Move
5018 write_global_declarations from toplev.c to langhooks.c.
5020 2003-02-18 Kazu Hirata <kazu@cs.umass.edu>
5022 * config/h8300/h8300.c (general_operand_src): Always check
5024 (general_operand_dst): Likewise.
5026 2003-02-18 Roger Sayle <roger@eyesopen.com>
5028 * convert.c (convert_to_real): Also optimize (float)log(x) into
5029 logf(x) where x is a float, i.e. also handle BUILT_IN_LOG{,L}.
5031 2003-02-18 Kaz Kojima <kkojima@gcc.gnu.org>
5033 * config/sh/sh.c (unspec_caller_rtx_p): New.
5034 (sh_cannot_copy_insn_p): New.
5035 (TARGET_CANNOT_COPY_INSN_P): New.
5037 2003-02-18 Richard Henderson <rth@redhat.com>
5039 * c-common.c (handle_used_attribute): Accept static data too.
5041 2003-02-18 Nick Clifton <nickc@redhat.com>
5042 Aldy Hernandez <aldyh@redhat.com>
5044 * testsuite/gcc.dg/20030218-1.c: New.
5046 * doc/tm.texi: Document TARGET_VECTOR_TYPES_COMPATIBLE.
5048 * target-def.h (TARGET_INITIALIZER): Add
5049 TARGET_VECTOR_TYPES_COMPATIBLE.
5050 (TARGET_VECTOR_TYPES_COMPATIBLE): New macro.
5052 * target.h (struct gcc_target): Add field vector_types_compatible.
5054 * c-typeck.c (comptypes): Take into account
5055 TARGET_VECTOR_TYPES_COMPATIBLE.
5056 (convert_for_assignment): Same.
5058 * config/rs6000/rs6000.c (is_ev64_opaque_type): New.
5059 (rs6000_spe_vector_types_compatible): New.
5060 (TARGET_VECTOR_TYPES_COMPATIBLE): Define.
5062 2003-02-19 Andreas Schwab <schwab@suse.de>
5064 * Makefile.in (toplev.o): Depend on $(LANGHOOKS_DEF_H).
5065 * toplev.c: Include langhooks-def.h.
5067 2003-02-18 Chris Demetriou <cgd@broadcom.com>
5069 * config/mips/mips.h (enum processor_type): Sort entries
5071 * config/mips/mips.md (define_attr cpu): Sync with processor_type
5072 enum values, including adding entries that were missing.
5074 2003-02-18 J"orn Rennecke <joern.rennecke@superh.com>
5076 * sh.c (calc_live_regs): Also check GET_CODE when checking if
5077 initial value for PR_REG is still the PR_REG register.
5079 2003-02-18 Jim Wilson <wilson@redhat.com>
5081 * config/ia64/ia64.md (floatdidf2, floatdisf2): Add %, before second
5082 instruction in output template.
5083 (bsp_value): Change output template from string to C code, add %,
5084 before actual instruction.
5085 (flushrs): Mark as not predicable.
5087 2003-02-18 Krister Walfridsson <cato@df.lth.se>
5089 * inclhack.def (netbsd_bogus_semicolon): New fix.
5090 * fixincl.x: Rebuilt.
5091 * tests/base/ctype.h: Update.
5093 2003-02-18 Roger Sayle <roger@eyesopen.com>
5095 * fold-const.c (negate_expr_p): New function to determine whether
5096 an expression can be negated cheaply.
5097 (fold) [MINUS_EXPR]: Use it to determine whether to transform
5098 -A - B into -B - A for floating point types.
5100 2003-02-18 Roger Sayle <roger@eyesopen.com>
5102 * sbitmap.c (sbitmap_resize): New function.
5103 * sbitmap.h (sbitmap_resize): Prototype here.
5104 * recog.c (split_all_insns): Use sbitmap_resize.
5106 2003-02-18 Kazu Hirata <kazu@cs.umass.edu>
5108 * config/h8300/h8300.md (*zero_extendhisi2_h8300): Fix the
5110 (extendqisi2): Likewise.
5111 (*extendhisi2_h8300): Likewise.
5113 2003-02-18 Matt Austern <austern@apple.com>
5115 * langhooks.h, langhooks-def.h: introduce new langhook,
5116 final_write_globals, with write_global_declarations as default.
5117 * toplev.c: Move invocation of wrapup_global_declarations from
5118 compile_file to new function, write_global_declarations. Change
5119 compile_file to use final_write_globals hook. Change
5120 wrapup_global_declarations so writing to DECL_DEFER_OUTPUT is
5123 2003-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5125 * pa.md: Correct and enhance comment.
5127 2003-02-18 Geoffrey Keating <geoffk@apple.com>
5129 * gcc.c (validate_switches): Don't scan past closing '}'.
5131 2003-02-18 Ben Elliston <bje@redhat.com>
5134 * doc/extend.texi (Function Attributes): Document the effect of
5135 the C++ "this" parameter on the counting of arguments for the
5136 "format" and "format_arg" attributes.
5138 2003-02-17 Aldy Hernandez <aldyh@redhat.com>
5140 * config/rs6000/spe.h (__ev_stdd): Cast 2nd arg.
5144 2003-02-17 Jan Hubicka <jh@suse.cz>
5146 * recog.c (split_all_insns): Fix memory overflow.
5148 2003-02-17 Kazu Hirata <kazu@cs.umass.edu>
5150 * config/h8300/h8300.md (cmpqi): Remove mode from compare.
5152 (*cmphi_h8300): Likewise.
5153 (*cmphi_h8300hs): Likewise.
5155 (7 peephole2): Likewise.
5157 2003-02-16 Jan Hubicka <jh@suse.cz>
5159 * c-typeck.c (build_c_cast): Fold constant variables into
5162 2003-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5164 * doc/install.texi (Specific): Fix link for m68k-att-sysv.
5165 (Binaries): Ditto for Sinix/Reliant Unix.
5167 2003-02-16 Richard Earnshaw <rearnsha@arm.com>
5169 * arm.c (arm_reload_in_hi): Ensure that the scratch register does
5170 not overlap the final result register.
5172 2003-02-16 Arend Bayer <arend.bayer@web.de>
5173 Richard Henderson <rth@redhat.com>
5176 * fold-const.c (extract_muldiv_1): Rename from extract_muldiv;
5177 rearrange mult arguments for less recursion.
5178 (extract_muldiv): New. Prevent runaway recursion.
5180 2003-02-16 Danny Smith <dannysmith@users.sourceforge.net>
5182 * config/i386/cygwin.h (TARGET_SUBTARGET_DEFAULT): Set
5185 2003-02-15 Roger Sayle <roger@eyesopen.com>
5187 * config/i386/i386.c (x86_ext_80387_constants): Use 80387 insns
5188 to load mathematical constants on K6, Athlon, Pentium 4 and PPro.
5189 (ext_80387_constants_table): Global table of 80387 special constants
5190 guarded by ext_80387_constants_init flag when not initialized.
5191 (init_ext_80387_constants): New function to initialize this table.
5192 (standard_80387_constant_p): Extend to recognize extra 80387
5193 constants, in XFmode, on processors where this is a win.
5194 (standard_80387_constant_opcode): New function to return the
5195 opcode associated with standard_80387_constant_p.
5196 (standard_80387_constant_rtx): New function to return the XFmode
5197 CONST_DOUBLE associated with standard_80387_constant_p.
5198 (ix86_rtx_costs): Give the new constants the same cost as 1.0.
5200 * config/i386/i386-protos.h (standard_80387_constant_opcode):
5202 (standard_80387_constant_rtx): Likewise.
5204 * config/i386/i386.md (*movsf1, *movsf1_nointerunit, *movdf_nointeger,
5205 *movdf_integer, *movxf_nointeger, *movtf_nointeger, *movxf_integer,
5206 *movtf_integer): Simplify using new standard_80387_constant_opcode.
5208 2003-02-15 Geoffrey Keating <geoffk@apple.com>
5210 * doc/invoke.texi (Optimize Options): Correct @option syntax.
5212 2003-02-15 Richard Henderson <rth@redhat.com>
5214 * Makefile.in (cfglayout.o): Depend on TARGET_H.
5215 * cfglayout.c: Include target.h.
5216 (cfg_layout_can_duplicate_bb_p): Check targetm.cannot_copy_insn_p.
5217 * target-def.h (TARGET_CANNOT_COPY_INSN_P): New.
5218 * target.h (struct gcc_target): Add cannot_copy_insn_p.
5220 * config/alpha/alpha.c (alpha_cannot_copy_insn_p): New.
5221 (TARGET_CANNOT_COPY_INSN_P): New.
5222 (override_options): Revert 2003-02-08 hack.
5224 2003-02-15 Richard Henderson <rth@redhat.com>
5226 * gcse.c (bypass_block): Use BLOCK_FOR_INSN for resolving LABEL_REFs.
5227 (bypass_conditional_jumps): Accept computed_jump_p insns as well.
5229 2003-02-15 David Edelsohn <edelsohn@gnu.org>
5231 * config/rs6000/rs6000.h (processor_type): Add PPC440.
5232 * config/rs6000/rs6000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5233 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5234 TARGET_SCHED_VARIABLE_ISSUE): Define.
5235 (rs6000_use_dfa_pipeline_interface): New function.
5236 (rs6000_multipass_dfa_lookahead): New Function.
5237 (rs6000_variable_issue): New function.
5238 (rs6000_adjust_cost): Add CMP and DELAYED_CR types.
5239 (rs6000_issue_rate): Add PPC440.
5240 * config/rs6000/rs6000.md (unspec list): Correct typo.
5241 (attr "type"): Add load_ext, load_ext_u, load_ext_ux, load_u,
5242 store_ux, store_u, fpload_ux, fpload_u, fpstore_ux, fpstore_u,
5243 cmp, delayed_cr, mfcr, mtcr.
5244 (automata_option): Set "ndfa".
5245 (extendMMNN2): Update attributes.
5246 (movcc_internal1): Discourage move to non-cr0. Update
5248 (movMM_update): Update attributes.
5249 (cmpMM_internal): Update attributes.
5250 (sCC CR materialization): Update attributes.
5251 (branch patterns): Do not discourage non-cr0.
5252 (cr logical patterns): Prefer destructive register allocation.
5254 (movesi_from_cr): Update attribute.
5255 (mtcrf_operation): Update attribute.
5256 (mtcrfsi): Update attribute.
5257 * config/rs6000/40x.md: New file.
5258 * config/rs6000/603.md: New file.
5259 * config/rs6000/6xx.md: New file.
5260 * config/rs6000/7450.md: New file.
5261 * config/rs6000/7xx.md: New file.
5262 * config/rs6000/mpc.md: New file.
5263 * config/rs6000/power4.md: New file.
5264 * config/rs6000/rios1.md: New file.
5265 * config/rs6000/rios2.md: New file.
5266 * config/rs6000/rs64.md: New file.
5267 [Some DFA descriptions based on work by Michael Hayes]
5269 2003-02-15 Richard Henderson <rth@redhat.com>
5271 * bb-reorder.c (find_traces_1_round): Don't connect easy to copy
5272 successors with multiple predecessors.
5273 (connect_traces): Try harder to copy traces of length 1.
5275 * function.h (struct function): Add computed_goto_common_label,
5276 computed_goto_common_reg.
5277 * function.c (free_after_compilation): Zap them.
5278 * stmt.c (expand_computed_goto): Use them to produce one
5279 indirect branch per function.
5281 2003-02-15 Richard Henderson <rth@redhat.com>
5283 * cfgcleanup.c: Include params.h.
5284 (try_crossjump_bb): Use PARAM_MAX_CROSSJUMP_EDGES. Fix test for
5285 too many outgoing edges from a block.
5286 * Makefile.in (cfgcleanup.o): Depend on PARAMS_H.
5287 * params.def (max-crossjump-edges): New.
5288 * doc/invoke.texi: Document it.
5290 2003-02-15 Richard Henderson <rth@redhat.com>
5292 * recog.c (split_all_insns): Include new blocks in life update;
5293 do a global life update.
5295 2003-02-15 Danny Smith <dannysmith@users.sourceforge.net>
5297 * config/i386/mingw32.h (LIBGCC_SPEC): Add libmingwex.a.
5299 * config/i386/cygwin.h (LIBGCC_SPEC): Add libmingwex.a for
5302 2003-02-14 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
5304 PR optimization/7702
5305 * reload1.c (reload_cse_simplify_set): Honor
5306 CANNOT_CHANGE_MODE_CLASS.
5308 2003-02-14 Alexandre Oliva <aoliva@redhat.com>
5310 * config/mn10300/mn10300.c (mn10300_wide_const_load_uses_clr): New
5312 * config/mn10300/mn10300-protos.h: Declare it.
5313 * config/mn10300/mn10300.md (movdi, movdf): Use it to compute
5314 attribute cc of instructions that may use clr.
5316 2003-02-14 Kazu Hirata <kazu@cs.umass.edu>
5318 * simplify-rtx.c (simplify_binary_operation): Simplify ~y when
5319 (x - (x & y)) is found.
5321 2003-02-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5323 * configure.in: Fix typo.
5324 * configure: Regenerate.
5326 2003-02-14 Kazu Hirata <kazu@cs.umass.edu>
5328 * config/h8300/h8300.md (*iorsi2_and_1_lshiftrt_1): New.
5330 2003-02-13 Adam Nemet <anemet@lnxw.com>
5333 * combine.c: Fix spelling in comment.
5334 (cached_nonzero_bits): New function.
5335 (cached_num_sign_bit_copies): New function.
5336 (nonzero_bits_with_known): New macro.
5337 (num_sign_bit_copies_with_known): New macro.
5338 (nonzero_bits1): Rename from nonzero_bits. Add three new
5339 arguments. Change calls from nonzero_bits to
5340 nonzero_bits_with_known.
5341 (num_sign_bit_copies1): Rename from num_sign_bit_copies. Add
5342 three new arguments. Change calls from num_sign_bit_copies to
5343 num_sign_bit_copies_with_known.
5344 (nonzero_bits): New macro.
5345 (num_sign_bit_copies): New macro.
5346 (update_table_tick): Don't traverse identical subexpression more
5348 (get_last_value_validate): Likewise.
5350 2003-02-13 Zack Weinberg <zack@codesourcery.com>
5352 * emit-rtl.c (init_emit): Use ggc_alloc for regno_reg_rtx.
5353 * function.h (struct emit_status): Length of regno_pointer_align
5354 and x_regno_reg_rtx as seen by gengtype is only x_reg_rtx_no,
5355 not regno_pointer_align_length (i.e. length actually used, not
5356 length as allocated)
5358 * config/i386/i386.c (struct stack_local_entry): New.
5359 (struct machine_function): Replace huge array with alist.
5360 (assign_386_stack_local): Change to match.
5362 2003-02-13 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5364 * inclhack.def (hpux_long_double): Tighten select and add bypass
5366 * fixincl.x: Rebuilt.
5368 2003-02-13 Josef Zlomek <zlomekj@suse.cz>
5370 * cfgcleanup.c (outgoing_edges_match): When there is single outgoing
5371 edge and block ends with a jump insn it must be simple jump.
5373 2003-02-13 Daniel Jacobowitz <drow@mvista.com>
5375 * Makefile.in (PREPROCESSOR_DEFINES): Add
5376 @TARGET_SYSTEM_ROOT_DEFINE@.
5377 * configure.in (PREFIX_INCLUDE_DIR): Don't define if $with_sysroot
5378 is specified or if building a cross compiler.
5379 (TARGET_SYSTEM_ROOT_DEFINE): Add TARGET_SYSTEM_ROOT_RELOCATABLE
5380 if the sysroot is under $exec_prefix.
5381 * configure: Regenerated.
5382 * cppdefault.h: Use native include paths if TARGET_SYSTEM_ROOT is
5384 (struct default_include): Add add_sysroot field.
5385 (cpp_SYSROOT): Declare.
5386 * cppdefault.c (cpp_include_defaults): Fill in add_sysroot
5388 (cpp_SYSROOT): New variable.
5389 * cppinit.c (cpp_create_reader): Initialize
5390 CPP_OPTION (pfile, sysroot).
5391 (init_standard_includes): Handle add_sysroot. Do not
5392 add unrelocated copies of relocated directories.
5393 (COMMAND_LINE_OPTIONS): Add -isysroot.
5394 (cpp_handle_option): Handle -isysroot.
5395 * cpplib.h (struct cpp_options): Add sysroot member.
5396 * gcc.c (The Specs Language): Update description of %I.
5397 (target_system_root_changed): New variable.
5398 (process_command): Conditionalize make_relative_prefix call
5399 on !VMS and TARGET_SYSTEM_ROOT_RELOCATABLE. Set
5400 target_system_root_changed.
5401 (do_spec_1): Add -isysroot to %I.
5402 * doc/invoke.texi (Spec Files): Update description of %I.
5403 * doc/install.texi (--with-sysroot): Update comment about
5406 2003-02-13 Kazu Hirata <kazu@cs.umass.edu>
5408 * config/h8300/h8300.md (a peephole2): New.
5410 2003-02-13 Robert Lipe <robertlipe@usa.net>
5411 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5413 * doc/install.texi (Specific): Update three SCO-related URLs.
5415 2003-02-13 Andreas Schwab <schwab@suse.de>
5417 * cgraph.c (SET_NPREDECESORS): Add intermediate cast to size_t.
5418 Parenthesize properly.
5419 (NPREDECESORS): Parenthesize properly.
5421 2003-02-13 Gabriel Dos Reis <gdr@integrable-solutions.net>
5423 * timevar.h (POP_TIMEVAR_AND_RETURN): New macro.
5425 2003-02-12 Roger Sayle <roger@eyesopen.com>
5427 * config/i386/i386.md (UNSPEC_FPATAN): New UNSPEC constant.
5428 (atan2sf3, atan2df3, atan2xf3, atan2tf3): New patterns.
5430 * reg-stack.c (subst_stack_regs_pat): Add support for binary
5431 UNSPEC instructions (e.g. "fpatan").
5433 2003-02-12 Mike Stump <mrs@apple.com>
5435 * varray.c (element_size): Remove.
5438 (varray_init): Use new interface.
5439 (varray_grow): Use new interface.
5440 (varray_clear): Use new interface.
5442 2003-02-12 Aldy Hernandez <aldyh@redhat.com>
5444 * config/rs6000/spe.h: Add casts to the arguments of the following
5445 macros: evfsabs, evfsnabs, evfsneg, evfsadd, evfssub, evfsmul,
5446 evfsdiv, evfscfui, evfscfsi evfscfuf evfscfsf, evfsctui, evfsctsi,
5447 evfsctuf, evfsctsf, evfsctuiz, evfsctsiz, __ev_get_upper*,
5448 __ev_get_lower*, __ev_get_u32, __ev_get_s32, __ev_get_fs,
5449 __ev_get_u16, __ev_get_s16.
5451 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
5453 * config/h8300/h8300.md (a peephole2): New.
5455 2003-02-12 Jan Hubicka <jh@suse.cz>
5457 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-unit-at-a-time
5458 (OBJS): Add callgraph.o
5460 * c-decl.c (expand_body_1): Break out from ...
5461 (expand_body): This one; change calling convention
5462 (finish_function): Move some of expand_body logic here.
5463 (c_expand_deferred_function): Update call of expand_body
5464 (c_expand_stmt): Use c_expand_body_1.
5465 * c-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define.
5466 * c-objc-commin.c (c_objc_common_finish_file): Use callgraph code.
5467 * c-tree.h (c_expand_body): Declare.
5468 * callgraph.c: New file.
5469 * flags.h (flag_unit_at_a_time): Declare.
5470 * langhooks.h (LANG_HOOKS_CALLGRAPH_LOWER_FUNCTION,
5471 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION,
5472 LANG_HOOKS_CALLGRAPH_INITIALIZER): New macros.
5473 * langhooks.h (struct lang_hooks_for_callgraph): New.
5474 (struct lang_hooks): Add callgraph field.
5475 * toplev.c (flag_unit_at_a_time): New.
5476 (lang_independent_options): Add flag_unit_at_a_time.
5477 (process_options): Disable unit-at-a-time mode for frontends not
5478 supporting callgraph.
5479 * tree-inline.c (typedef struct inline_data): Add "decl"
5480 (expand_call_inline): Update callgraph.
5481 (optimize_inline_calls): Set id.decl.
5482 * tree.h (cgraph_finalize_function, cgraph_finalize_compilation_unit,
5483 cgraph_create_edges, dump_cgraph, cgraph_optimize, cgraph_remove_call
5484 cgraph_calls_p): Declare.
5485 * invoke.texi (-funit-at-a-time): Document
5487 2003-02-12 Aldy Hernandez <aldyh@redhat.com>
5489 * config/rs6000/spe.h: Fix misc formatting.
5490 (__ev_create_ufix32_fs): Cast ev argument.
5491 (__ev_create_sfix32_fs): Same.
5492 (__ev_get_sfix32_fs_internal): Cast arguments to builtins.
5493 (__ev_get_ufix32_fs_internal): Same.
5495 2003-02-12 Ranjit Mathew <rmathew@hotmail.com>
5497 * doc/tm.texi (MODIFY_JNI_METHOD_CALL): Document.
5498 * config/i386/cygwin.h (MODIFY_JNI_METHOD_CALL): New macro.
5500 2003-02-12 Zack Weinberg <zack@codesourcery.com>
5502 * cpplib.c (do_include_common): Move warnings for
5503 #include_next and #import out to callers. Use early-return
5504 instead of nested ifs. Don't do check_eol here.
5505 (parse_include): Do check_eol here with the rest of the
5507 (do_include_next, do_import): Now handle warnings.
5509 2003-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5511 * doc/install.texi (Specific): Update AVR- and Darwin-related URLs.
5513 2003-02-12 Jan Hubicka <jh@suse.cz>
5515 * predict.c (estimate_probability): Fix roundoff error.
5517 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
5519 * config/h8300/h8300.md (a peephole2): Don't handle 65535.
5520 (two peephole2): New.
5522 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
5524 * config/h8300/h8300.md (several peephole2): Replace
5525 find_regno_note with peep2_reg_dead_p.
5527 2003-02-11 Richard Henderson <rth@redhat.com>
5529 * gcse.c (lookup_set): Remove unused argument PAT. Update
5532 2003-02-11 Geoffrey Keating <geoffk@apple.com>
5534 * diagnostic.c (real_abort): New.
5535 (diagnostic_report_diagnostic): Call real_abort on error.
5536 * diagnostic.h (diagnostic_abort_on_error): New.
5537 (struct diagnostic_context): Add abort_on_error field.
5538 * toplev.c (setup_core_dumping): New.
5539 (decode_d_option): Handle 'H' case.
5540 * doc/invoke.texi (Debugging Options): Document -dH.
5542 2003-02-11 Nathanael Nerode <neroden@gcc.gnu.org>
5544 * Makefile.in: Remove pointless setting of CXXFLAGS for dejagnu
5545 which refers to obsolete directories.
5547 2003-02-11 Richard Henderson <rth@redhat.com>
5549 * config/alpha/linux.h (TARGET_C99_FUNCTIONS): New.
5551 2002-10-21 Jan Hubicka <jh@suse.cz>
5553 * i386.c (contains_128bit_aligned_vector_p): New function.
5554 (ix86_function_arg_boundary): Properly align vector modes.
5556 2003-02-11 Bob Wilson <bob.wilson@acm.org>
5558 * config/xtensa/xtensa.md (set_frame_ptr): Change rtl to set reg a7.
5559 * config/xtensa/xtensa.c (xtensa_reorg): Search for UNSPECV_SET_FP
5562 2003-02-11 Roger Sayle <roger@eyesopen.com>
5564 * builtins.c: Fix failure caused by commiting wrong patch.
5566 2003-02-11 Dale Johannesen <dalej@apple.com>
5567 * ra-build.c (compare_and_free_webs): Relax checking.
5568 * config/rs6000/darwin.h (HOT_TEXT_SECTION_NAME): Define.
5569 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
5571 2003-02-11 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
5573 PR optimization/9651
5574 * rtlanal.c (may_trap_p): Handle FIX.
5576 2003-02-11 Dave Jones <davej@codemonkey.org.uk>
5578 * config/i386/i386.c (override_options): Define c3-2 as a 686 with SSE.
5579 * doc/invoke.texi: Extra alias.
5581 2003-02-11 Geoffrey Keating <geoffk@apple.com>
5583 * config/rs6000/host-darwin.c: Fix comment.
5585 2003-02-11 David Edelsohn <edelsohn@gnu.org>
5587 * config/rs6000/rs6000.md (divmodsi4): Use register_operand
5588 predicate for mod result.
5590 2003-02-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5592 * inclhack.def (hpux_long_double, hpux10_ctype_declarations1,
5593 hpux10_ctype_declarations2, hpux_ctype_macros): New hacks.
5594 * fixincl.x: Rebuilt.
5595 * tests/base/stdlib.h: Update.
5596 * tests/base/ctype.h: New file.
5598 2003-02-11 Jan Hubicka <jh@suse.cz>
5600 * emit-rtl.c (emit_copy_of_insn_after): Copy insn recog cache too.
5602 2003-02-11 Richard Henderson <rth@redhat.com>
5604 * config/i386/i386.c (ix86_expand_movstr): Fail if esi or edi
5605 appropriated as globals.
5606 (ix86_expand_clrstr): Similarly.
5607 * config/i386/i386.md (cmpstrsi): Similarly.
5609 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
5611 * config/h8300/h8300.md (a peephole2): Add a case of 255.
5613 2003-02-11 Roger Sayle <roger@eyesopen.com>
5615 * optabs.h (enum optab_index): Add new OTI_pow and OTI_atan2.
5616 (pow_optab, atan2_optab): Define corresponding macros.
5617 * optabs.c (init_optabs): Initialize pow_optab and atan2_optab.
5618 * genopinit.c (optabs): Implement pow_optab and atan2_optab
5619 using pow?f3 and atan2?f3 patterns.
5620 * builtins.c (expand_errno_check): New function to update errno
5621 if necessary, split out from expand_builtin_mathfn.
5622 (expand_builtin_mathfn): Use expand_errno_check.
5623 (expand_builtin_mathfn_2): New function to handle expanding binary
5624 math functions, reusing the code in expand_errno_check.
5625 (expand_builtin): Handle the pow and atan2 math built-ins,
5626 BUILT_IN_{POW,POWF,POWL,ATAN2,ATAN2F,ATAN2L} via the new function
5627 expand_builtin_mathfn_2.
5629 * doc/md.texi: Document new pow?f3 and atan2?f3 patterns.
5631 2003-02-11 Jan Hubicka <jh@suse.cz>
5633 * combine.c (combine_simplify_rtx): Fix folding of
5634 nested float_truncates.
5636 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
5638 * config/h8300/h8300.md (a peephole2): Fix a typo.
5640 2003-02-11 Richard Earnshaw <rearnsha@arm.com>
5642 * arm.mc (return_address_mask): Use CC_REGNUM for the condition code
5645 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
5647 * config/h8300/h8300-protos.h: Add a prototype for
5649 * config/h8300/h8300.c (gtuleu_operator): New.
5650 * config/h8300/h8300.h (PREDICATE_CODES): Add gtuleu_operator.
5651 * config/h8300/h8300.md (a peephole2): New.
5653 2003-02-11 Jan Hubicka <jh@suse.cz>
5655 * sched-ebb.c (schedule_ebbs): Do not verify_flow_info.
5657 2003-02-11 Jan Hubicka <jh@suse.cz>
5659 * predict.c (choose_function_section): Choose sections correctly.
5661 2003-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5663 * reload1.c (first_label_num): New.
5664 (reload): Index offsets_known_at and offsets_at using difference of
5665 label number and first label number. Don't use offset pointers.
5666 (set_label_offsets, set_initial_label_offsets): Likewise.
5668 2003-02-10 Roger Sayle <roger@eyesopen.com>
5670 * mips-tfile.c (init_file): Add missing initializers in the
5671 "#ifdef __alpha" case.
5672 (file_offset, max_file_offset): Declare as unsigned long.
5673 (write_varray): Cast to "unsigned long" in comparisons against
5674 either file_offset or max_file_offset.
5675 (write_object): Likewise.
5676 (read_seek): Likewise.
5677 (copy_object): Likewise. Declare "ifd" as int to match its use
5678 in add_ext_symbol, and avoid signed/unsigned conditional warning.
5680 2003-02-10 Nick Clifton <nickc@redhat.com>
5681 Aldy Hernandez <aldyh@redhat.com>
5683 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Do not
5684 override options which have been specified on the command line.
5686 2003-02-10 Kazu Hirata <kazu@cs.umass.edu>
5688 * config/h8300/h8300.md (abssf2): New.
5689 (*abssf2_h8300): Likewise.
5690 (*abssf2_h8300hs): Likewise.
5692 2003-02-10 Phil Edwards <pme@gcc.gnu.org>
5694 * tree.c (build_tree_list): Fix parameter names in comment.
5696 2003-02-10 Janis Johnson <janis187@us.ibm.com>
5698 * config/rs6000/ppc64-fp.c: New file.
5699 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
5701 2003-02-10 Josef Zlomek <zlomekj@suse.cz>
5703 * Makefile.in (bb-reorder.o): Add dependency on $(FIBHEAP_H).
5704 * bb-reorder.c (make_reorder_chain): Deleted.
5705 (make_reorder_chain_1): Deleted.
5706 (find_traces): New function.
5707 (rotate_loop): New function.
5708 (mark_bb_visited): New function.
5709 (find_traces_1_round): New function.
5710 (copy_bb): New function.
5711 (bb_to_key): New function.
5712 (better_edge_p): New function.
5713 (connect_traces): New function.
5714 (copy_bb_p): New function.
5715 (get_uncond_jump_length): New function.
5716 (reorder_basic_blocks): Use new functions (Software Trace Cache).
5717 * cfgcleanup.c (outgoing_edges_match): Enable crossjumping across loop
5720 2003-02-10 Aldy Hernandez <aldyh@redhat.com>
5722 * config/rs6000/rs6000.c (bdesc_2arg): Change spe_evxor to xorv2si3.
5724 2003-02-09 Dan Nicolaescu <dann@ics.uci.edu>
5726 * tree.h (struct tree_decl): Remove unused live_range_rtl field.
5727 (DECL_LIVE_RANGE_RTL): Remove.
5729 2003-02-10 Nick Clifton <nickc@redhat.com>
5731 * config/arm/aof.h, config/arm/aout.h, config/arm/arm-modes.def,
5732 config/arm/arm-protos.h, config/arm/arm.c, config/arm/arm.h,
5733 config/arm/arm.md, config/arm/cirrus.md, config/arm/coff.h,
5734 config/arm/conix-elf.h, config/arm/ecos-elf.h, config/arm/elf.h,
5735 config/arm/freebsd.h, config/arm/linux-elf.h,
5736 config/arm/linux-gas.h, config/arm/netbsd-elf.h,
5737 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
5738 config/arm/rtems-elf.h, config/arm/semi.h, config/arm/semiaof.h,
5739 config/arm/strongarm-coff.h, config/arm/strongarm-elf.h,
5740 config/arm/strongarm-pe.h, config/arm/uclinux-elf.h,
5741 config/arm/unknown-elf-oabi.h, config/arm/unknown-elf.h,
5742 config/arm/xscale-elf.h: Replace occurances of "GNU CC" with "GCC"
5743 and reformat as appropriate.
5745 2003-02-10 Kazu Hirata <kazu@cs.umass.edu>
5747 * config/h8300/clzsi2.c: Remove.
5748 * config/h8300/ctzsi2.c: Likewise.
5749 * config/h8300/paritysi2.c: Likewise.
5750 * config/h8300/popcountsi2.c: Likewise.
5751 * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Remove clzsi2,
5752 ctzsi2, paritysi2, and popcountsi2.
5754 2003-02-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5755 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
5758 * c-decl.c (duplicate_decls): Discard the initializer of the
5759 new decl when the types are conflicting.
5761 2003-02-10 Josef Zlomek <zlomekj@suse.cz>
5763 * Makefile.in (sreal.o): Added.
5764 (predict.o): Depends on sreal.h instead of real.h.
5765 * sreal.c: New file.
5766 * sreal.h: New file.
5767 * predict.c: Use sreal.c instead of real.c.
5769 2003-02-10 Nick Clifton <nickc@redhat.com>
5771 * Contributed support for the Cirrus EP9312 "Maverick"
5772 floating point co-processor. Written by Aldy Hernandez
5774 (config/arm/arm.c): Add Cirrus support.
5775 (config/arm/arm.h): Likewise.
5776 (config/arm/aout.h): Likewise.
5777 (config/arm/arm.md): Likewise.
5778 (config/arm/arm-protos.h): Likewise.
5779 (config.gcc): Likewise.
5780 (doc/invoke.texi): Describe new -mcpu value and new
5781 -mcirrus-fix-invalid-insns switch,
5782 (cirrus.md): New file.
5784 2003-02-10 Jan Hubicka <jh@suse.cz>
5786 * combine.c (combine_simplify_rtx): Simplify using
5787 (float_truncate (float x)) is (float x)
5788 (float_extend (float_extend x)) is (float_extend x).
5790 2003-02-10 Alan Modra <amodra@bigpond.net.au>
5792 * calls.c (try_to_integrate): Tidy stack_usage_map access.
5793 (emit_library_call_value_1): Likewise. Formatting.
5794 (store_one_arg): Likewise.
5796 2003-02-09 Nick Clifton <nickc@redhat.com>
5797 Aldy Hernandez <aldyh@redhat.com>
5799 * config/rs6000/spe.md: spe_evlhhesplat, spe_evlhhossplat,
5800 spe_evlhhousplat, spe_evlwhsplat, spe_evlwwsplat, spe_evldd,
5801 spe_evldh, spe_evldw, spe_evlwhe, spe_evlwhos, spe_evlwhou,
5802 spe_evstdd, spe_evstdh, spe_evstdw, spe_evstdwx, spe_evstwhe,
5803 spe_evstwho, spe_evstwwe, spe_evstwwo: Fix syntax to match newest
5804 docs. Add range test for immediate value.
5806 2003-02-09 Aldy Hernandez <aldyh@redhat.com>
5808 Rename spe_evxor to xorv2si3.
5812 2003-02-10 Glen Nakamura <glen@imodulo.com>
5814 * doc/extend.texi (C++98 Thread-Local Edits): Add missing @item
5817 2003-02-10 Jan Hubicka <jh@suse.cz>
5819 * i386.c (vector_move_operand): New predicate.
5820 (ix86_expand_vector_move): Be happy about 0.
5821 * i386.h (PREDICATE_CODES): Add sse-move_operand.
5822 * i386.md (mov*_internal): Add 'C' alternative.
5824 2003-02-09 Jan Hubicka <jh@suse.cz>
5826 * i386.md (floathi*): Deal with SSE.
5828 2003-02-09 Jan Hubicka <jh@suse.cz>
5830 * simplify-rtx.c (simplify_unary_operation,
5831 simplify_binary_operation): Deal with vector modes
5832 (simplify_ternary_operation): Deal with no-op VEC_MERGE.
5834 2003-02-09 Richard Sandiford <rsandifo@redhat.com>
5836 * toplev.c (rest_of_compilation): Recompute register usage after
5839 2003-02-09 Richard Henderson <rth@redhat.com>
5841 * libgcc-std.ver (__clztf2): New.
5842 (__ctztf2, __popcounttf2, __paritytf2): New.
5843 * libgcc2.c (__clzSI2, __clzDI2, __ctzSI2, __ctzDI2, __popcountSI2,
5844 __popcountDI2, __paritySI2, __parityDI2): Use UWmode and UDWmode;
5845 adjust code to match the different type sizes.
5846 * libgcc2.h (__clzSI2, __ctzSI2, __popcountSI2, __paritySI2,
5847 __clzDI2, __ctzDI2, __popcountDI2, __parityDI2): New macros.
5849 * optabs.c (init_integral_libfuncs): Don't hard-code SImode and
5850 TImode; select word_mode and twice that.
5851 (init_floating_libfuncs): Don't hard-code SFmode and TFmode;
5852 select the modes from float, double, and long double.
5853 (init_optabs): Remove duplicate initializations.
5855 2003-02-09 Wolfgang Bangerth <bangerth@ticam.utexas.edu>
5857 * doc/install.texi: Squeeze and streamline section on
5858 testing and regression checking.
5860 2003-02-09 Jan Hubicka <jh@suse.cz>
5862 * i386.md (ahi?v*3): Set third operand type to TImode.
5863 * i386.c (ix86_expand_binop_builtin): Extend operand when needed.
5865 * simplify-rtx.c (simplify_subreg): Fix conversion from vector into
5868 * rtl.def (VEC_MERGE, VEC_SELECT, VEC_CONCAT, VEC_DUPLICATE):
5869 Change code so they are arithmetic expressions now.
5870 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
5871 simplify_ternary_operation): Deal with VEC_* expressions.
5873 * i386.md (vmaskcmp, pinsrw, movd patterns): Fix RTL representation.
5875 2003-02-08 Jan Hubicka <jh@suse.cz>
5877 * cfgrtl.c (verify_flow_info): Use control_flow_insn_p.
5878 * reload1.c (fixup_abnormal_edges): Split basic blocks when EH edges
5879 possibly got duplicated.
5881 2003-02-08 Richard Henderson <rth@redhat.com>
5883 * config/alpha/alpha.c (override_options): Turn off explicit
5884 relocs until post-peep2 code duplication resolved.
5886 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
5888 * optabs.c (expand_unop): Widen clz properly when clz is done
5891 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
5893 * config/h8300/clzsi2.c: Replace "GNU CC" with "GCC".
5894 * config/h8300/crti.asm: Likewise.
5895 * config/h8300/crtn.asm: Likewise.
5896 * config/h8300/ctzsi2.c: Likewise.
5897 * config/h8300/fixunssfsi.c: Likewise.
5898 * config/h8300/h8300-protos.h: Likewise.
5899 * config/h8300/h8300.c: Likewise.
5900 * config/h8300/h8300.h: Likewise.
5901 * config/h8300/h8300.md: Likewise.
5902 * config/h8300/paritysi2.c: Likewise.
5903 * config/h8300/popcountsi2.c: Likewise.
5904 * config/h8300/rtems.h: Likewise.
5906 2003-02-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5908 * doc/invoke.texi: Documentation for my previous commit.
5909 * doc/passes.texi: Ditto.
5911 2003-02-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5913 * cfgloop.h (fix_loop_placement, can_duplicate_loop_p,
5914 duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
5916 (DLTHE_FLAG_UPDATE_FREQ): New.
5917 * cfgloopmanip.c (duplicate_loop, duplicate_subloops, copy_loops_to,
5918 loop_redirect_edge, loop_delete_branch_edge, copy_bbs, remove_bbs,
5919 rpe_enum_p, find_branch, alp_enum_p, add_loop, fix_loop_placements,
5920 fix_bb_placement, fix_bb_placements, place_new_loop,
5921 scale_loop_frequencies, scale_bbs_frequencies, record_exit_edges):
5922 New static functions.
5923 (fix_loop_placement, can_duplicate_loop_p,
5924 duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
5927 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize,
5928 unswitch_loops): Declare.
5929 * loop-init.c: New file.
5930 * loop-unswitch.c: New file.
5931 * Makefile.in (loop-init.o, loop-unswitch.o): New.
5932 * params.def (PARAM_MAX_UNSWITCH_INSNS, PARAM_MAX_UNSWITCH_LEVEL): New.
5933 * toplev.c (DFI_loop2): New dump.
5934 (flag_unswitch_loops): New.
5935 (lang_independent_options): Add it.
5936 (rest_of_compilation): Call new loop optimizer.
5937 (parse_options_and_default_flags): Turn flag_unswitch_loops on with -O3.
5939 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
5941 * config/h8300/clzsi2.c: New.
5942 * config/h8300/ctzsi2.c: Likewise.
5943 * config/h8300/paritysi2.c: Likewise.
5944 * config/h8300/popcountsi2.c: Likewise.
5945 * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Add above files.
5947 2003-02-07 David Edelsohn <edelsohn@gnu.org>
5949 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5950 * config/rs6000/rs6000.md (clzsi2): Rename from cntlzw2.
5951 (ctzsi2): New pattern.
5952 (ffssi2): Use clz instead of unspec.
5953 (clzdi2): Rename from cntlzd2.
5954 (ctzdi2): New pattern.
5955 (ffsdi2): Use clz instead of unspec.
5957 2003-02-07 Loren James Rittle <ljrittle@acm.org>
5959 * config/alpha/freebsd.h (LINK_SPEC): Weaken error to notice.
5960 * config/ia64/freebsd.h (LINK_SPEC): Likewise.
5961 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
5962 * config/i386/freebsd.h (LINK_SPEC): Add clause to mirror other arches.
5964 2003-02-07 Wolfgang Bangerth <bangerth@ticam.utexas.edu>
5966 * doc/trouble.texi: Document pitfalls of two-stage name lookup.
5968 2003-02-07 Richard Henderson <rth@redhat.com>
5971 * gcse.c (local_cprop_find_used_regs): New.
5972 (local_cprop_pass): Use it.
5974 2003-02-07 Fred Fish <fnf@intrinsity.com>
5976 * mips-tfile.c (parse_def): Parenthesize assignments to fix
5979 2003-02-07 Segher Boessenkool <segher@koffie.nl>
5981 * genoutput.c (output_get_insn_name): Handle NOOP_MOVE_INSN_CODE.
5983 2003-02-07 Roger Sayle <roger@eyesopen.com>
5985 * builtin-types.def (BT_FN_FLOAT_FLOAT_FLOAT): New built-in type.
5986 (BT_FN_LONG_DOUBLE_LONG_DOUBLE_LONG_DOUBLE): Likewise.
5987 (BT_FN_DOUBLE_DOUBLE_DOUBLE): Likewise.
5988 * builtins.def: Define pow, powf, powl, atan2, atan2f and atan2l
5989 builtin functions (and their __builtin_* variants).
5990 * builtins.c (mathfn_built_in): Handle missing log{,f,l} cases.
5991 (expand_builtin): Don't expand log{,f,l}, pow{,f,l} or atan2{,f,l}
5992 when not optimizing.
5994 * doc/extend.texi: Document new pow and atan2 builtins, and
5995 their float and long double variants. Realphabetize builtins.
5997 2003-02-07 Jan Hubicka <jh@suse.cz>
5999 * i386.md (sse2_nandv2di3): Fix.
6001 2003-03-07 Danny Smith <dannysmith@users.sourceforge.net>
6003 * config/i386/i386.h (MS_AGGREGATE_RETURN): New define.
6004 * config/i386/cygwin.h (MS_AGGREGATE_RETURN): Override default
6006 * config/i386/i386.h (ix86_return_in_memory): Return aggregate
6007 types of up to 8 bytes via registers if MS_AGGREGATE_RETURN.
6009 2003-02-07 Jan Hubicka <jh@suse.cz>
6011 * i386.md (movdi_rex64_1): Fix mmx<->int move opcode.
6013 2003-02-07 Daniel Berlin <dberlin@dberlin.org>
6015 * cfg.c (dump_flow_info): Add back accidently deleted line.
6017 2003-02-07 Andrey Petrov <petrov@netbsd.org>
6019 * optabs.c (expand_float): Search wider integer modes first.
6021 2003-02-07 Bob Wilson <bob.wilson@acm.org>
6023 * config/xtensa/xtensa.h (LIBGCC2_WORDS_BIG_ENDIAN): Set this
6024 based on preprocessor flag.
6026 2003-02-07 Roger Sayle <roger@eyesopen.com>
6027 Richard Henderson <rth@redhat.com>
6029 * gcse.c (implicit_sets): New.
6030 (compute_hash_table_work): Include them in hash table.
6031 (find_implicit_sets, fis_get_condition): New.
6032 (one_cprop_pass): Allocate and free implicit_sets; call
6033 find_implicit_sets before building hash table.
6035 2003-02-07 Jason Thorpe <thorpej@wasabisystems.com>
6037 * config/t-netbsd (USER_H): Revert previous change.
6039 2003-02-07 Gabor Greif <ggreif@lucent.com>
6041 * doc/c-tree.texi (Namespaces): Fix typo.
6043 2003-02-07 Jan Hubicka <jh@suse.cz>
6045 * regrename.c (do_replace, find_oldest_value_reg,
6046 copyprop_hardreg_forward_1): Update register attributes.
6048 2003-02-06 Vladimir Makarov <vmakarov@redhat.com>
6050 * genautomata.c (VLA_PTR_CREATE, VLA_PTR_EXPAND, VLA_PTR_ADD,
6051 VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD): Use temporay
6052 variables starting with underscore.
6053 (struct unit_usage): New structure.
6054 (unit_usages, cycle_alt_unit_usages): New global variables.
6055 (check_unit_distribution_in_reserv): Remove it.
6056 (store_alt_unit_usage): New function.
6057 (check_regexp_units_distribution): Rewrite it.
6059 2003-02-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6061 * config.gcc (hppa*-*-linux*): Set MASK_NO_SPACE_REGS in
6063 * pa.c (attr_length_call): Add 8 to call length (long indirect PA 1.X)
6064 if not MASK_NO_SPACE_REGS.
6065 (output_call): Adjust return pointer, don't load new space register
6066 into %sr0, and use %sr4 for call if TARGET_NO_SPACE_REGS is true.
6067 (pa_asm_output_mi_thunk): Don't load new space register into %sr0 if
6068 TARGET_NO_SPACE_REGS is true.
6069 * pa.md (return_external_pic): Add TARGET_NO_SPACE_REGS to insn
6071 (epilogue): Always use return_internal if TARGET_NO_SPACE_REGS is true.
6072 (interspace_jump): Add new pattern for when TARGET_NO_SPACE_REGS is
6073 true. Use bve when TARGET_64BIT is true.
6075 2003-02-06 Richard Henderson <rth@redhat.com>
6077 * combine.c (nonzero_bits): Fix double break.
6079 2003-02-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6080 Richard Henderson <rth@redhat.com>
6083 * config/i386/i386.c (ix86_function_ok_for_sibcall): Forbid sibcalls
6084 from functions that return a float to functions that don't.
6086 2003-02-06 Jan Hubicka <jh@suse.cz>
6088 * i386.c (x86_inter_unit_moves): New variable.
6089 (ix86_secondary_memory_needed): Fix 64bit case, honor
6090 TARGET_INTER_UNIT_MOVES
6091 * i386.h (x86_inter_unit_moves): Declare.
6092 (TARGET_INTER_UNIT_MOVES): New macro.
6093 * i386.md (movsi_1): Cleanup constraints; disable
6094 when not doing inter-unit moves.
6095 (movsi_1_nointernunit): New.
6096 (movdi_1_rex64): Fix constraints; deal with SSE->GPR moves.
6097 (movdi_1_rex64_nointerunit): New.
6098 (mivsf_1): disable when not doing inter-unit moves.
6099 (movsf_1_nointerunit): New.
6101 * basic-block.h (inside_basic_block_p): Declare.
6102 * cfgbuild.c (inside_basic_block_p): Make global.
6103 * haifa-sched.c (unlink_other_notes0: Deal with NOT_INSN_BASIC_BLOCK.
6104 * scheudle-ebb.c (schedule_ebb): Return last basic block of trace;
6106 (fix_basic_block_boundaries, add_missing_bbs): New.
6107 (rank): Use profile.
6108 (scheudle_ebbs): Rely on CFG; update coments.
6110 2003-02-05 Geoffrey Keating <geoffk@apple.com>
6112 * Makefile.in (host_hook_obj): New.
6113 (OBJS): Add $(host_hook_obj).
6114 (host_default.o): New rule.
6115 * config.gcc (host_hook_obj): New, default to host-default.o.
6116 (powerpc-*-darwin*): Use host-darwin.o.
6117 (out_host_hook_obj): New.
6118 * configure: Regenerate.
6119 * configure.in: Print information about out_host_hook_obj, substitute
6121 * host-default.c: New file.
6122 * hosthooks.h: New file.
6123 * toplev.c (general_init): Call host_hooks.extra_signals.
6124 * config/rs6000/host-darwin.c: New file.
6125 * config/rs6000/x-darwin: New file.
6126 * doc/hostconfig.texi: Add documentation for new host hook.
6127 Rearrange existing documentation.
6129 2003-02-05 Roger Sayle <roger@eyesopen.com>
6131 * dwarf2out.c (mem_loc_descriptor): Replace ASM_SIMPLIFY_DWARF_ADDR
6132 with *targetm.delegitimize_address.
6133 (rtl_for_decl_location): Likewise.
6134 * dwarfout.c (output_mem_loc_descriptor): Likewise. Include target.h.
6135 * Makefile.in (dwarf2out.c, dwarfout.c): Depend upon $(TARGET_H)
6137 * config/i386/i386.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition.
6138 * config/i386/i386-protos.h (i386_simplify_dwarf_addr): Remove
6140 * config/i386/i386.c (ix86_delegitimize_address): Renamed from
6141 i386_simplify_dwarf_addr. Made static. Prototyped.
6142 (TARGET_DELEGITIMIZE_ADDRESS): Update definition from
6143 i386_simplify_dwarf_addr to ix86_delegitimize_address.
6144 (ix86_find_base_term): Likewise.
6145 (maybe_get_pool_constant): Likewise.
6147 * config/s390/s390.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition.
6148 * config/s390/s390-protos.h (s390_simplify_dwarf_addr): Remove
6150 * config/s390/s390.c (s390_delegitimize_address): Renamed from
6151 s390_simplify_dwarf_addr. Made static. Prototyped.
6152 (TARGET_DELEGITIMIZE_ADDRESS): Define as s390_delegitimize_address.
6154 2003-02-05 Richard Henderson <rth@redhat.com>
6157 * integrate.c (output_inline_function): Reset input_filename
6158 and lineno from the decl before rest_of_compilation.
6160 2003-02-05 Richard Henderson <rth@redhat.com>
6162 * defaults.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
6163 (CTZ_DEFINED_VALUE_AT_ZERO): New.
6164 * doc/rtl.texi, doc/tm.texi: Document them.
6166 * combine.c (nonzero_bits) [CLZ, CTZ]: Handle the definedness
6167 of the value at zero properly.
6168 * fold-const.c (tree_expr_nonnegative_p): Likewise.
6169 * simplify-rtx.c (simplify_unary_operation): Likewise.
6171 * config/alpha/alpha.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
6172 (CTZ_DEFINED_VALUE_AT_ZERO): New.
6174 * config/arm/arm.c (TARGET_INIT_BUILTINS): Remove.
6175 (TARGET_EXPAND_BUILTIN): Remove.
6176 (def_builtin, arm_init_builtins, arm_expand_builtin): Remove.
6177 * config/arm/arm.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
6178 (enum arm_builtins): Remove.
6179 * config/arm/arm.md (UNSPEC_CLZ): Remove.
6180 (clzsi2): Rename from clz; use clz instead of unspec.
6182 * config/arm/arm-protos.h: Update.
6184 2003-02-05 Jan Hubicka <jh@suse.cz>
6186 * i386-protos.h (x86_emit_floatuns): Declare.
6187 * i386.c (x86_emit_floatuns): New global function.
6188 * i386.md (floatunssisf2, floatunsdisf2,
6189 floatunsdidf2): New patterns.
6191 2003-01-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6193 * cfgloopmanip.c (force_single_succ_latches): Fix missindentation.
6195 2003-02-05 Hans Boehm <Hans.Boehm@hp.com>
6197 * config/ia64/unwind-ia64.c: include coretypes.h, tm.h to get
6200 2003-02-05 Roger Sayle <roger@eyesopen.com>
6202 * cfgloop.h (flow_bb_inside_loop_p): Correct prototype again.
6204 2003-02-05 Jakub Jelinek <jakub@redhat.com>
6206 PR optimization/8555
6207 * config/i386/i386.md (sse_mov?fcc split): Handle op2 == op3 case
6208 instead of aborting.
6210 2003-02-04 Richard Henderson <rth@redhat.com>
6212 * config/i386/i386.md (UNSPEC_BSF): Remove.
6213 (ffssi2): Split into cmove and no_cmove insns and splitters;
6214 lose pentium float trick for now.
6215 (ffssi_1): Add * to name; use CTZ instead of UNSPEC.
6216 (ctzsi2, clzsi2, bsr): New.
6218 2003-02-04 Richard Henderson <rth@redhat.com>
6220 * config/ia64/ia64.c (rtx_needs_barrier): Handle POPCOUNT,
6221 UNSPEC_GETF_EXP; remove UNSPEC_POPCNT.
6222 * config/ia64/ia64.md (UNSPEC_POPCNT): Remove.
6223 (ffsdi2): Use popcount instead of unspec.
6224 (popcountdi2): Rename from *popcnt.
6225 (ctzdi2, clzdi2, getf_exp_tf): New.
6227 2003-02-04 Kazu Hirata <kazu@cs.umass.edu>
6229 * genconfig.c (main): Generate CC0_P.
6230 * rtl.h (CC0_P): Remove.
6232 2003-02-04 Richard Henderson <rth@redhat.com>
6234 * libgcc2.h, libgcc2.c (__ffsSI2): New.
6235 (__ffsDI2): Rename from __ffsdi2.
6236 * mklibgcc.in (lib2funcs): Add _ffssi2.
6238 2003-02-04 Richard Henderson <rth@redhat.com>
6240 * libgcc2.c (__paritysi2, __paritydi2): Replace last two reduction
6241 rounds with a "bit table" lookup.
6243 2003-02-04 Ulrich Weigand <uweigand@de.ibm.com>
6245 * reload.c (find_reloads): Do not use the mode specified in the insn
6246 pattern as reload mode for address operands. Do not generate optional
6247 reloads for operands where a mandatory reload was already pushed.
6249 2003-02-04 Richard Henderson <rth@redhat.com>
6251 * longlong.h [alpha] (count_leading_zeros, count_trailing_zeros): Use
6252 builtins instead of inline assembly.
6254 2003-02-04 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
6257 * libgcc2.c (__subvdi3): Fix typo.
6259 2003-02-04 Jan Hubicka <jh@suse.cz>
6261 * i386.md (movti_rex64): Fix constraint.
6263 2003-02-04 Jan Hubicka <jh@suse.cz>
6265 * i386.md (vector push splitters): Fix typo in resolving conflict.
6267 2003-02-04 Rodney Brown <rbrown64@csc.com.au>
6269 * config/i386/i386.c (x86_function_profiler): Fix typo in format.
6271 2003-02-04 Phil Edwards <pme@gcc.gnu.org>
6273 * doc/install.texi (*-*-linux-gnu): Mention glibc requirements
6274 for recent libstdc++. Remove formatting cruft.
6276 2003-02-04 Jakub Jelinek <jakub@redhat.com>
6278 * dwarf2out.c (dwarf2out_finish): Add AT_comp_dir
6279 attribute even if input file name is absolute, but one of the
6280 includes is relative.
6282 2003-02-04 Joseph S. Myers <jsm@polyomino.org.uk>
6284 * doc/gcc.texi, doc/gccint.texi, doc/gcov.texi,
6285 doc/include/fdl.texi, doc/invoke.texi: Update to GFDL 1.2.
6286 * doc/install.texi: Update copyright dates. Update to GFDL 1.2.
6288 2003-02-03 Richard Henderson <rth@redhat.com>
6290 * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
6291 __popcountsi2, __popcountdi2, __paritysi2, __paritydi2): Change
6292 return type to "int". Shuffle declarations and undef int trap.
6293 * libgcc2.h: Remove their declarations.
6294 * optabs.c (expand_unop): Force outmode to int for bitops.
6296 2003-02-03 Bob Wilson <bob.wilson@acm.org>
6298 * config/xtensa/xtensa.c (order_regs_for_local_alloc): Order the
6299 coprocessor registers before floating-point registers.
6300 * config/xtensa/xtensa.h (REG_ALLOC_ORDER): Adjust register numbers
6301 to account for a previously removed register.
6302 (SPEC_REG_FIRST, SPEC_REG_LAST, SPEC_REG_NUM, COUNT_REGISTER_REGNUM):
6303 Delete unused macros.
6305 2003-02-03 Jan Hubicka <jh@suse.cz>
6307 * i386.c (ix86_expand_store_builtin): Always force op1 to register.
6308 (mov*_internal): Fix predicates; require one of operands to not be
6310 (SSE?MMX move expanders): Fix predicates; force one of operands to
6312 (SSE/MMX push patterns): Reorganize; fix x86-64 code generation.
6313 (movups/movupd/movdqu patterns): Force one of operands to not be
6316 2003-02-03 Roger Sayle <roger@eyesopen.com>
6318 * hooks.c (hook_rtx_rtx_identity): Generic hook function that
6319 takes a single rtx and returns it unmodified.
6320 * hooks.h (hook_rtx_rtx_identity): Prototype here.
6321 * target.h (struct gcc_target): Add "delegitimize_address"
6322 field to target structure.
6323 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Provide default
6324 for delegitimize_address target using hook_rtx_rtx_identity.
6325 (TARGET_INITIALIZER): Initialize delegitimize_address field
6326 using TARGET_DELEGITIMIZE_ADDRESS macro.
6327 * simplify-rtx.c (avoid_constant_pool_reference): Handle float
6328 extensions of constant pool references. Use delegitimize_address
6329 to undo the obfuscation of "-fpic".
6330 * Makefile.in (simplify-rtx.o): Add dependency on target.h.
6332 * config/i386/i386.c (TARGET_DELEGITIMIZE_ADDRESS): Define as
6333 i386_simplify_dwarf_addr.
6334 (ix86_find_base_term): Simplify using i386_simplify_dwarf_addr.
6335 (maybe_get_pool_constant): Likewise.
6337 2003-02-03 Jan Hubicka <jh@suse.cz>
6339 * i386.c (ix86_expand_int_movcc): Fix setcc sign bit case.
6341 2003-02-03 Jan Hubicka <jh@suse.cz>
6343 * regclass.c (cannot_change_mode_set_regs): Correct argument order.
6345 2003-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6347 * mips/_tilib.c: Don't include tsystem.h or defaults.h. Don't
6348 define LIBGCC2_WORDS_BIG_ENDIAN. Include coretypes.h and tm.h.
6350 2003-02-02 Andreas Schwab <schwab@suse.de>
6352 * varasm.c (asm_output_aligned_bss): Declare as possibly unused.
6354 2003-02-02 Richard Earnshaw <rearnsha@arm.com>
6356 * arm.md (sibcall_epilogue): Set the "conds" to "clob".
6357 (epilogue_insns): Likewise.
6359 2003-02-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6361 * doc/install.texi (hppa*-hp-hpux11*): Update installation notes.
6363 2003-02-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6365 * pa-protos.h (attr_length_millicode_call): Remove second argument.
6366 (attr_length_indirect_call, attr_length_indirect_call,
6367 attr_length_save_restore_dltp): New prototypes.
6368 * pa.c (attr_length_millicode_call): Remove second argument. Check
6369 INSN_ADDRESSES_SET_P in distance calculation.
6370 (output_millicode_call): Check INSN_ADDRESSES_SET_P before using
6372 (attr_length_call): Check INSN_ADDRESSES_SET_P in distance calculation.
6373 (output_call): Check INSN_ADDRESSES_SET_P before using INSN_ADDRESSES.
6374 Call attr_length_call directly.
6375 (attr_length_indirect_call, output_indirect_call,
6376 attr_length_save_restore_dltp): New functions.
6377 * pa.md (attr_length_millicode_call): Drop second argument from all
6379 (return_internal_pic): Delete.
6380 (return_external_pic): Remove use of PIC register and pic operand and
6382 (epilogue): Use return_internal for both normal and pic code.
6383 (call, call_value): Emit new 32-bit pic patterns for symref and
6384 indirect calls. Remove uses for arg pointer and pic register.
6385 (call_symref_pic, call_symref_pic_post_reload, call_reg_pic,
6386 call_reg_pic_post_reload, call_val_symref_pic,
6387 call_val_symref_pic_post_reload, call_val_reg_pic,
6388 call_val_reg_pic_post_reload): New pre and post reload insn patterns.
6389 Implement define_split and define_peephole2 patterns for pre reload
6391 (call_symref_64bit, call_internal_reg_64bit, call_value_symref_64bit,
6392 call_value_internal_reg_64bit): Shorten names.
6393 (all call patterns): Explicitly indicate registers used and clobbered.
6394 Use attr_length_indirect_call and attr_length_save_restore_dltp for
6395 attribute length calculation. Move code generation for indirect calls
6396 to output_indirect_call.
6397 (sibcall, sibcall_value): Don't restore PIC register.
6398 (exception_receiver, builtin_setjmp_receiver): Add blockage after PIC
6401 2003-02-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6403 * doc/install.texi (Testing): Simplify and compress instructions
6406 2003-02-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6408 * collect2.c (pexecute_pid): Rename to pid.
6409 (collect_wait, collect_execute, scan_prog_file, scan_libraries): Use
6412 2003-02-01 Geoffrey Keating <geoffk@apple.com>
6414 * doc/extend.texi (Function Attributes): Remove documentation
6415 for PowerPC Windows NT function attributes..
6417 2003-02-01 Daniel Jacobowitz <drow@mvista.com>
6419 * dwarf2out.c (gen_type_die): Check for typedefs before calling
6420 for TYPE_MAIN_VARIANT.
6422 2003-02-01 Richard Henderson <rth@redhat.com>
6424 * libgcc2.c: Include auto-host.h.
6425 (ATTRIBUTE_HIDDEN): New.
6426 (__clz_tab): Don't declare here for clz and ctz.
6427 (__clzsi2, __clzdi2): Use count_leading_zeros.
6428 (__ctzsi2, __ctzdi2): Use count_trailing_zeros.
6429 (__popcount_tab): Mark ATTRIBUTE_HIDDEN.
6430 (__paritysi2, __paritydi2): Use shifts instead of __popcount_tab.
6431 * longlong.h (__clz_tab): Mark ATTRIBUTE_HIDDEN.
6433 2003-02-01 Richard Henderson <rth@redhat.com>
6435 * config/i386/i386.md (addsi_1_zext splitter): Add TARGET_64BIT
6437 (ashlsi3_1_zext splitter): Likewise.
6439 2003-02-01 Richard Henderson <rth@redhat.com>
6441 * optabs.c (expand_unop): Use word_mode for outmode of bit scaners.
6442 * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
6443 __popcountsi2, __popcountdi2, __paritysi2 __paritydi2): Change
6444 return type to Wtype.
6446 * libgcc-std.ver (GCC_3.4): Fix inheritance.
6448 * config/i386/i386.md (ffssi2): Use nonimmediate_operand for
6449 expander input constraint.
6451 2003-02-01 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
6453 * optabs.h (optab_index): Add OTI_clz, OTI_ctz, OTI_popcount and
6455 (clz_optab, ctz_optab, popcount_optab, parity_optab): New.
6456 * optabs.c (widen_clz, expand_parity): New.
6457 (expand_unop): Handle clz and parity. Hardcode SImode as outmode
6458 for libcalls to clz, ctz, popcount, and parity.
6459 (init_optabs): Init clz_optab, ctz_optab, popcount_optab and
6460 parity_optab, and set up libfunc handlers.
6461 * libgcc2.c (__clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
6462 __popcountsi2, __popcountdi2, __paritysi2 __paritydi2,
6463 __popcount_tab): New.
6464 * libgcc2.h: Declare them.
6465 * libgcc-std.ver (GCC_3.4): Add new functions from libgcc2.c.
6466 * genopinit.c (optabs): Add clz_optab, ctz_optab, popcount_optab
6468 * builtin-types.def (BT_FN_INT_LONG, BT_FN_INT_LONGLONG): New.
6469 * builtins.def (BUILT_IN_CLZ, BUILT_IN_CTZ, BUILT_IN_POPCOUNT,
6470 BUILT_IN_PARITY, BUILT_IN_FFSL, BUILT_IN_CLZL, BUILT_IN_CTZL,
6471 BUILT_IN_POPCOUNTL, BUILT_IN_PARITYL, BUILT_IN_FFSLL,
6472 BUILT_IN_CLZLL, BUILT_IN_CTZLL, BUILT_IN_POPCOUNTLL,
6473 BUILT_IN_PARITYLL): New.
6474 * builtins.c (expand_builtin_unop): Rename from expand_builtin_ffs
6475 and add optab argument.
6476 (expand_builtin): Expand BUILT_IN_{FFS,CLZ,POPCOUNT,PARITY}*.
6477 * tree.def (CLZ_EXPR, CTZ_EXPR, POPCOUNT_EXPR, PARITY_EXPR): New.
6478 * expr.c (expand_expr): Handle them.
6479 * fold-const.c (tree_expr_nonnegative_p): Likewise.
6480 * rtl.def (CLZ, CTZ, POPCOUNT, PARITY): New.
6481 * reload1.c (eliminate_regs): Handle them.
6482 (elimination_effects): Likewise.
6483 * function.c (instantiate_virtual_regs_1): Likewise
6484 * genattrtab.c (check_attr_value): Likewise.
6485 * simplify-rtx.c (simplify_unary_operation): Likewise.
6486 * c-common.c (c_common_truthvalue_conversion): Handle POPCOUNT_EXPR.
6487 * combine.c (combine_simplify_rtx): Handle POPCOUNT and PARITY.
6488 (nonzero_bits): Handle CLZ, CTZ, POPCOUNT and PARITY.
6489 * config/alpha/alpha.md (clzdi2, ctzdi2, popcountdi2): New.
6490 * config/arm/arm.c (arm_init_builtins): Rename __builtin_clz to
6492 * Makefile.in (LIB2FUNCS_1, LIB2FUNCS_2): Move...
6493 * mklibgcc.in (lib2funcs): ...here and merge. Add new members.
6494 * doc/extend.texi (Other Builtins): Add new builtins.
6495 * doc/md.texi (Standard Names): Add new patterns.
6497 2003-02-01 Ulrich Weigand <uweigand@de.ibm.com>
6499 * reload.c: Revert 2003-01-31 change.
6501 2003-02-01 Jan Hubicka <jh@suse.cz>
6503 * combine.c (combine_simplify_rtx): Use reversed_comparison_code_parts.
6505 2003-02-01 Richard Sandiford <rsandifo@redhat.com>
6507 * flags.h (flag_volatile): Remove declaration.
6508 (flag_volatile_global, flag_volatile_static): Likewise.
6509 * c-typeck.c (build_indirect_ref): Don't check flag_volatile.
6510 * toplev.c (flag_volatile): Remove definition.
6511 (flag_volatile_global, flag_volatile_static): Likewise.
6512 (f_options): Remove corresponding entries here.
6513 * varasm.c (make_decl_rtl): Don't check flag_volatile_global
6514 or flag_volatile_static.
6515 * doc/invoke.texi: Remove documentation of -fvolatile,
6516 -fvolatile-global and -fvolatile-static.
6518 2003-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6520 * pa.c (pa_output_function_prologue, pa_output_function_epilogue): Move
6521 updating of total_code_bytes from prologue to epilogue.
6523 2003-01-31 Ulrich Weigand <uweigand@de.ibm.com>
6525 * reload.c (find_reloads): Do not use the mode specified in the insn
6526 pattern as reload mode for address operands. Do not generate optional
6527 reloads for operands where a mandatory reload was already pushed.
6528 Generate optional reloads only in the final pass though find_reloads.
6529 (have_replacement_p): New function.
6531 2003-01-31 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6533 * doc/install.texi (Testing): Remove a reference to our obsolete
6534 /testresults web pages and strip redundant information concerning
6536 (Binaries): Refer to Microsoft Windows instead of listing all
6539 2003-02-01 Jan Hubicka <jh@suse.cz>
6541 * loop.c (emit_prefetch_instructions): Do conversion at right place in
6544 * combine.c (simplify_set): Reverse order of ragumetns to
6545 REG_CANNOT_CHANGE_MODE_P
6546 * df.c (df_def_record_1): Likewise.
6547 * recog.c (register_operand): Likewise.
6548 * simplify-rtx.c (simplify_subreg): Likewise.
6549 * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Update use of
6550 CANNOT_CHANGE_MODE_CLASS.
6551 * regclass.c (cannot_change_mode_set_regs, invalid_mode_change_p):
6553 * reload.c (push_reload): Likewise.
6554 * alpha.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
6555 * ia64.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
6556 * mips.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
6557 * mips-protos.h (mips_cannot_change_mode_class): Update prototype.
6558 * mips.c (mips_cannot_change_mode_class): Update.
6559 * pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
6560 * rs6000.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
6561 * s390.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
6562 * sh.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
6563 * sh-protos.h (sh_cannot_change_mode_class): Update prototype.
6564 * sh.c (sh_cannot_change_mode_class): Update.
6565 * i386.h (CANNOT_CHANGE_MODE_CLASS): New.
6566 * tm.texi (CANNOT_CHANGE_MODE_CLASS): Update documentation.
6568 2003-01-31 Geoffrey Keating <geoffk@apple.com>
6570 * config/darwin.h (LINK_COMMAND_SPEC): Update for Nathan's recent
6571 change to LINK_COMMAND_SPEC in gcc.c.
6573 2003-01-31 Jan Hubicka <jh@suse.cz>
6576 * i386.c (override_options): Use DEFAULT_PCC_STRUCT_RETURN.
6578 2003-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6580 * pa32-regs.h (REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Delete
6583 2003-01-31 Nathan Sidwell <nathan@codesourcery.com>
6585 * tree.h (TYPE_BINFO_SIZE, TYPE_BINFO_SIZE_UNIT): Remove.
6586 (BINFO_ELTS): New #define.
6587 * stor-layout.c (finalize_record_size): Don't set them.
6588 * cp/cp-tree.h (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX,
6589 BINFO_PRIMARY_BASE_OF): Use BINFO_ELTS.
6590 (BINFO_LANG_ELTS): New #define.
6591 * cp/tree.c (make_binfo): Use BINFO_LANG_ELTS.
6592 * java/class.c (make_class): Use BINFO_ELTS.
6593 (set_super_info): Likewse.
6594 (add_interface_do): Likewise.
6595 * objc/objc-act.c (start_class): Use BINFO_ELTS.
6597 2003-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6599 * timevar.c (getrusage): Don't ever declare if not HAVE_GETRUSAGE.
6600 (times): Don't ever declare if not HAVE_TIMES.
6601 (clock): Don't ever declare if not HAVE_CLOCK.
6603 2003-01-30 Richard Henderson <rth@redhat.com>
6605 * flow.c (update_life_info): Zap life info after cleanup_cfg.
6606 (regno_uninitialized): Use correct live at function entry set.
6607 (regno_clobbered_at_setjmp): Likewise.
6609 * expr.c (store_expr): Promote all MEM intermediates to regs.
6611 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
6613 * config/arm/arm.c: Fix comment typos.
6614 * config/arm/arm.h: Likewise.
6615 * config/arm/netbsd-elf.h: Likewise.
6616 * config/arm/netbsd.h: Likewise.
6618 2003-01-30 Geoffrey Keating <geoffk@apple.com>
6620 * gengtype.c (struct walk_type_data): Add needs_cast_p.
6621 (walk_type): Set needs_cast_p in walk_type_data.
6622 (write_types_process_field): Supply casts when required to suppress
6624 (write_root): Cast gt_pch_n_S to suppress warning.
6625 * Makefile.in: Remove -Wno-error from gtype-desc.o and c-decl.o.
6626 * config/rs6000/rs6000.c (print_operand): Mask off high bits only
6627 when they might exist.
6628 * config/rs6000/t-rs6000: Remove -Wno-error from varasm.o,
6629 insn-conditions.o, and rs6000.o.
6631 2003-01-30 Richard Henderson <rth@redhat.com>
6633 * ggc-page.c (G.context_depth_allocations): New.
6634 (G.context_depth_collections): New.
6635 (alloc_page): Set G.context_depth_allocations.
6636 (ggc_collect): Set G.context_depth_collections.
6637 (ggc_push_context): Limit to HOST_BITS_PER_LONG contexts.
6638 (ggc_pop_context): Early exit for no allocations or collections.
6640 2003-01-30 Richard Henderson <rth@redhat.com>
6642 * tree-inline.c (walk_tree): Streamline duplicate hash table lookup.
6644 2003-01-30 Richard Earnshaw <rearnsha@arm.com>
6646 * arm.c (arm_compute_initial_elimination_offset): If optimizing for
6647 size, the link register is always saved if any other register is
6650 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
6652 * config/h8300/h8300-protos.h: Update the prototype for
6654 (cpp_reader): Declare before it is used.
6655 * config/h8300/h8300.c (compute_plussi_cc): Change the return
6657 * config/h8300/h8300.md (monitor_prologue): Call abort() if we
6658 see an unknown H8 variant.
6660 2003-01-30 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
6663 * config/rs6000/rtems.h: Add CPP_OS_DEFAULT_SPEC.
6664 * config/rs6000/sysv4.h: Add CPP_OS_RTEMS_SPEC.
6665 * config/rs6000/t-rtems: New file. multilib variants to match OS.
6666 * config.gcc (powerpc-*-rtems*): Use rs6000/t-rtems instead of
6667 rs6000/t-ppcgas so we get the desired multilibs.
6669 2003-01-30 Nick Clifton <nickc@redhat.com>
6671 * config/arm/arm.c (arm_output_epilogue): Update stack pointer
6672 when popping saved IP register off the stack.
6674 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
6676 * config/rs6000/aix43.h: Fix comment typos.
6677 * config/rs6000/aix51.h: Likewise.
6678 * config/rs6000/aix52.h: Likewise.
6679 * config/rs6000/altivec.h: Likewise.
6680 * config/rs6000/rs6000.c: Likewise.
6681 * config/rs6000/rs6000.h: Likewise.
6682 * config/rs6000/rs6000.md: Likewise.
6683 * config/rs6000/spe.md: Likewise.
6685 2003-01-29 Mark Mitchell <mark@codesourcery.com>
6687 * c-common.c (builtin_define_float_constants): Define
6688 __<TYPE>_HAS_INFINITY__ and __<TYPE>_HAS_QUIET_NAN__.
6690 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
6692 * config/sh/lib1funcs.asm: Fix comment typos.
6693 * config/sh/linux.h: Likewise.
6694 * config/sh/sh.c: Likewise.
6695 * config/sh/sh.md: Likewise.
6697 2003-01-30 Loren James Rittle <ljrittle@acm.org>
6699 * objc/Make-lang.in (objc-parse.y): Find c-parse.in in $(srcdir).
6701 2003-01-30 Alexandre Oliva <aoliva@redhat.com>
6703 * config/fp-bit.h (__make_dp): Declare if TMODES.
6705 2003-01-29 Kazu Hirata <kazu@cs.umass.edu>
6707 * config/h8300/h8300.h (PREDICATE_CODES): Add entries for
6708 general_operand_src and general_operand_dst.
6710 2003-01-29 David Edelsohn <edelsohn@gnu.org>
6712 * config/rs6000/rs6000.c (function_arg_pass_by_reference):
6713 Return true for variable sized types.
6714 (rs6000_va_arg): Handle variable sized types passed by reference
6717 2003-01-29 Richard Earnshaw <rearnsha@arm.com>
6719 * arm.c (arm_legtimize_address): New function.
6720 * arm-protos.h (arm_legtimize_address): Add prototype.
6721 * arm.h (ARM_LEGITIMIZE_ADDRESS): Use arm_legitimize_address.
6722 (LEGITIMIZE_ADDRESS, THUMB_LEGITIMIZE_ADDRESS): Wrap with
6725 2003-01-29 Joel Sherrill <joel@OARcorp.com>
6728 * gthr-rtems.h: Define __GTHREAD_MUTEX_INIT. Apparently no code
6729 depended on it being defined until now.
6731 2003-01-29 Joel Sherrill <joel@OARcorp.com>
6734 * config/mips/rtems.h: Predefine __USE_INIT_FINI__ so generic
6735 RTEMS code knows which C++ initialization style the toolset
6736 configuration is using.
6738 2003-01-29 Joel Sherrill <joel@OARcorp.com>
6741 * config/m68k/t-crtstuff: Replace spaces with tabs, add
6742 $(MULTILIB_CFLAGS) as compiler option and multilib crtbegin/end.o.
6744 2003-01-29 Joel Sherrill <joel@OARcorp.com>
6747 * config.gcc (hppa1.1-rtems): Did not include t-rtems nor enable
6749 * config/pa/rtems.h (LIB_SPEC): Use -N when linking.
6751 2003-01-29 Nick Clifton <nickc@redhat.com>
6753 * Makefile.in (c-parse.o): Locate source file in $(parsedir)
6756 2003-01-29 Andrew Haley <aph@redhat.com>
6758 * tree-inline.c (walk_tree): Add CHAR_TYPE.
6760 2003-01-29 Jan Hubicka <jh@suse.cz>
6762 * i386.md (subdi3_carry_rex64): Fix typo.
6764 2003-01-28 Stan Shebs <shebs@apple.com>
6766 * coretypes.h (cpp_reader): Forward declare struct.
6767 * c-pragma.h (cpp_reader): Remove forward declaration.
6768 * hashtable.h (cpp_reader): Likewise.
6769 * scan.h (cpp_reader): Likewise.
6770 * tree.h (cpp_reader): Likewise.
6771 * config/darwin-protos.h (cpp_reader): Likewise.
6772 * config/arm/arm-protos.h (cpp_reader): Likewise.
6773 * config/rs6000/rs6000-protos.h: Remove GCC_CPPLIB_H ifdef, use
6774 struct cpp_reader in prototypes.
6776 2003-01-28 Christian Cornelssen <ccorn@cs.tu-berlin.de>
6778 * doc/install.texi: Add documentation for installation into
6779 tooldirs and with DESTDIR.
6781 2003-01-28 Richard Henderson <rth@redhat.com>
6783 * config.gcc (ia64*-*-aix*): Remove.
6784 * config/ia64/aix.h, config/ia64/t-aix: Remove file.
6785 * config/ia64/unwind-aix.c: Remove file.
6787 2003-01-28 Andreas Schwab <schwab@suse.de>
6789 * config/m68k/m68k.md (tablejump+2): Don't sign extend an address
6791 * config/m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Likewise.
6792 * config/m68k/coff.h (ASM_RETURN_CASE_JUMP): Likewise.
6793 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Likewise.
6794 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
6795 * config/m68k/mot3300.h (ASM_RETURN_CASE_JUMP): Likewise.
6796 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
6797 * config/m68k/pbb.h (ASM_RETURN_CASE_JUMP): Likewise.
6799 2003-01-28 Richard Sandiford <rsandifo@redhat.com>
6801 * combine.c (nonzero_bits): Fix check for negative divide operands.
6803 2003-01-28 Richard Henderson <rth@redhat.com>
6805 * config/ia64/ia64.c (ia64_rwreloc_section_type_flags): New.
6806 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): New.
6808 2003-01-28 Richard Henderson <rth@redhat.com>
6810 * cse.c (find_best_addr): Kill !ADDRESS_COST code.
6812 * config/cris/cris.c (cris_address_cost): Make static.
6813 (TARGET_RTX_COSTS, TARGET_ADDRESS_COST): New.
6814 * config/cris/cris.h (ADDRESS_COST): Remove.
6815 * config/cris/cris-protos.h: Update.
6817 2003-01-23 Mike Stump <mrs@apple.com>
6819 * regclass.c (init_reg_autoinc): New function.
6820 (regclass): Move initialization of forbidden_inc_dec_class from
6822 (init_regs): to here. Avoids reinitialization for each function,
6823 saving compilation time.
6825 2003-01-28 Jason Merrill <jason@redhat.com>
6827 * cpplib.h (struct cpp_options): Add warn_deprecated field.
6828 * cppinit.c (cpp_create_reader): Turn it on by default.
6829 * c-opts.c (c_common_decode_option): Set it.
6830 * cpplib.c (do_pragma_once): Only complain about #pragma once
6831 if warn_deprecated is set.
6833 2003-01-28 Dale Johannesen <dalej@apple.com>
6835 * emit-rtl.c (const_double_htab_hash): Use mode in the hash.
6836 * loop.c (scan_loop): Move movables on -Os rich-register targets.
6837 * config/rs6000/rs6000.md (sibcall*): Use match_operand for LR.
6839 2003-01-28 Richard Henderson <rth@redhat.com>
6841 * target.h (targetm.address_cost): New.
6842 * target-def.h (TARGET_ADDRESS_COST): New.
6843 (TARGET_RTX_COSTS): Uncomment. Oops.
6844 * cse.c (address_cost): Use new target hook.
6845 (default_address_cost): New.
6846 * output.h (default_address_cost): Declare.
6847 * hooks.c (hook_int_rtx_0): New.
6848 * hooks.h (hook_int_rtx_0): Declare.
6849 * loop.c (combine_givs_p): Remove if 0 code.
6850 * system.h (ADDRESS_COST): Poison.
6852 * config/alpha/alpha.c, config/alpha/alpha.h, config/d30v/d30v.c,
6853 config/d30v/d30v.h, config/ia64/ia64.c, config/ia64/ia64.h,
6854 config/m32r/m32r.c, config/m32r/m32r.h, config/mcore/mcore.c,
6855 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.h,
6856 config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/sparc/sparc.c,
6857 config/sparc/sparc.h, config/v850/v850.c, config/v850/v850.h,
6858 config/xtensa/xtensa.c, config/xtensa/xtensa.h
6859 (TARGET_ADDRESS_COST): Define as hook_int_rtx_0.
6860 (ADDRESS_COST): Remove.
6862 * config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h,
6863 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
6864 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
6865 config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
6866 config/dsp16xx/dsp16xx.h, config/i386/i386-protos.h,
6867 config/i386/i386.c, config/i386/i386.h, config/i960/i960-protos.h,
6868 config/i960/i960.c, config/i960/i960.h, config/ip2k/ip2k-protos.h,
6869 config/ip2k/ip2k.c, config/ip2k/ip2k.h, config/mips/mips-protos.h,
6870 config/mips/mips.c, config/mips/mips.h,
6871 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
6872 config/m68hc11/m68hc11.h, config/ns32k/ns32k-protos.h,
6873 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa-protos.h,
6874 config/pa/pa.c, config/pa/pa.h, config/s390/s390-protos.h,
6875 config/s390/s390.c, config/s390/s390.h, config/vax/vax-protos.h,
6876 config/vax/vax.c, config/vax/vax.h
6877 (foo_address_cost): Make static.
6878 (TARGET_ADDRESS_COST): New.
6879 (ADDRESS_COST): Remove.
6881 * config/arm/arm.h, config/arm/arm.c, config/m88k/m88k.h,
6882 config/m88k/m88k.c, config/romp/romp.h, config/romp/romp.c,
6883 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
6884 config/stormy16/stormy16.h
6885 (ADDRESS_COST): Move code ...
6886 (foo_address_cost): ... here.
6887 (TARGET_ADDRESS_COST): New.
6889 * config/m32r/m32r.c (m32r_address_cost): Remove.
6890 * config/m32r/m32r-protos.h: Update.
6892 * config/mmix/mmix.c (mmix_address_cost): Remove.
6893 * config/mmix/mmix-protos.h: Update.
6895 * config/mn10300/mn10300.c (mn10300_address_cost_1): Rename from
6896 mn10300_address_cost; move unsig allocation ...
6897 (mn10300_address_cost): ... here.
6898 (TARGET_ADDRESS_COST): New.
6899 * config/mn10300/mn10300-protos.h: Update.
6900 * config/mn10300/mn10300.h (ADDRESS_COST): Remove.
6902 * doc/tm.texi: Update.
6904 2003-01-28 Vladimir Makarov <vmakarov@redhat.com>
6906 * haifa-sched.c (schedule_insn): Return necessary cycle advance
6907 after issuing the insn.
6908 (rank_for_schedule): Make a insn with /S the highest priority
6910 (move_insn): Ignore schedule groups. Clear SCHED_GROUP_P.
6911 (choose_ready): Check SCHED_GROUP_P.
6912 (schedule_block): Advance cycle after issuing insn if it is
6913 necessary. Don't reorder insns if there is an insn with /S.
6914 (set_priorities): Ignore schedule groups.
6916 * sched-deps.c (remove_dependence, group_leader): Remove the
6918 (add_dependence): Ignore schedule groups.
6919 (set_sched_group_p): Don't make copy of dependencies from previous
6920 insn of the schedule group. Add anti-dependency to the previous
6921 insn of the schedule group.
6922 (compute_forward_dependences): Ignore schedule groups.
6924 * sched-ebb.c (init_ready_list): Ignore schedule groups.
6926 * sched-rgn.c (init_ready_list): Ditto.
6927 (can_schedule_ready_p): Ditto.
6929 2003-01-28 Vladimir Makarov <vmakarov@redhat.com>
6931 * config/i386/i386.md (*movsi_1): Use movdqa to move one xmm
6932 register to another one.
6934 2003-01-28 Richard Henderson <rth@redhat.com>
6936 * calls.c (default_must_pass_in_stack): Fix typo in !type case.
6938 2003-01-28 Roger Sayle <roger@eyesopen.com>
6940 * cse.c (cse_insn): Avoid redundant REG_EQUAL notes.
6942 2003-01-28 Richard Sandiford <rsandifo@redhat.com>
6944 * config/sh/sh.h (CLASS_MAX_NREGS): If TARGET_SHMEDIA, and the given
6945 class contains a floating-point register, return the size of the
6948 2003-01-28 Jan Hubicka <jh@suse.cz>
6950 * i386.c (ix86_carry_flag_operator): New predicate.
6951 (fcmov_operator): Fix whitespace.
6952 (ix86_expand_carry_flag_compare): Deal with floating point.
6953 (ix86_expand_int_movcc): Deal with fp; update insn expansion
6954 (ix86_expand_int_addcc): Likewise.
6955 (ix86_expand_strlensi_unroll_1): likewsie.
6956 * i386.h (PREDICATE_CODES): Add ix86_carry_flag_operator.
6957 * i386.md (add?i_carry_rex64): Use new predicate.
6958 (sub?i3_carry_rex64): Likewise.
6959 (x86_mov?icc_0_m1*): Likewise.
6961 2003-01-28 Andreas Schwab <schwab@suse.de>
6963 * cfgloopmanip.c (create_preheader): Initialize src to avoid
6966 * expmed.c (emit_store_flag): Fix cast to avoid sign
6969 * combine.c (force_to_mode): Add cast to fix warning when
6970 STORE_FLAG_VALUE is negative.
6972 2003-01-27 Richard Henderson <rth@redhat.com>
6974 * Makefile.in (cse.o): Depend on TARGET_H.
6975 * cse.c (rtx_cost): Use targetm.rtx_costs.
6976 * system.h (CONST_COSTS RTX_COSTS DEFAULT_RTX_COSTS): Poison.
6977 * doc/tm.texi: Update.
6979 * target.h (targetm.rtx_costs): New.
6980 * target-def.h (TARGET_RTX_COSTS): New.
6981 * hooks.c (hook_bool_rtx_int_int_intp_false): New.
6984 * config/alpha/alpha.c (alpha_rtx_cost_data): New.
6985 (alpha_rtx_costs, TARGET_RTX_COSTS): New.
6986 * config/alpha/alpha.h (PROCESSOR_MAX): New.
6987 (CONST_COSTS, RTX_COSTS): Remove.
6989 * config/arc/arc.c, config/arc/arc.h, config/c4x/c4x.c,
6990 config/c4x/c4x.h, config/cris/cris.c, config/cris/cris.h,
6991 config/d30v/d30v.c, config/d30v/d30v.h, config/dsp16xx/dsp16xx.c,
6992 config/dsp16xx/dsp16xx.h, config/frv/frv.c, config/frv/frv.h,
6993 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
6994 config/i370/i370.h, config/i386/i386.c, config/i386/i386.h,
6995 config/i960/i960.c, config/i960/i960.h, config/ia64/ia64.c,
6996 config/ia64/ia64.h, config/m32r/m32r.c, config/m32r/m32r.h,
6997 config/m68k/m68k.c, config/m68k/m68k.h, config/m88k/m88k.c,
6998 config/m88k/m88k.h, config/mcore/mcore.c, config/mcore/mcore.h,
6999 config/mips/mips.c, config/mips/mips.h, config/mn10200/mn10200.c,
7000 config/mn10200/mn10200.h, config/mn10300/mn10300.c,
7001 config/mn10300/mn10300.h, config/ns32k/ns32k.c, config/ns32k/ns32k.h,
7002 config/pa/pa.c, config/pa/pa.h, config/pdp11/pdp11.c,
7003 config/pdp11/pdp11.h, config/romp/romp.c, config/romp/romp.h,
7004 config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/s390/s390.c,
7005 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
7006 config/stormy16/stormy16.c, config/stormy16/stormy16.h,
7007 config/v850/v850.c, config/v850/v850.h,
7008 config/xtensa/xtensa.c, config/xtensa/xtensa.h
7009 (CONST_COSTS, RTX_COSTS): Move code ...
7010 (foo_rtx_costs, TARGET_RTX_COSTS): ... here.
7012 * config/arm/arm.c (arm_rtx_costs_1): Rename from arm_rtx_costs.
7013 (arm_rtx_costs, TARGET_RTX_COSTS): New.
7014 * config/arm/arm-protos.h: Update.
7015 * config/arm/arm.h (DEFAULT_RTX_COSTS): Remove.
7017 * config/avr/avr.h (CONST_COSTS): Move code ...
7018 * config/avr/avr.c (avr_rtx_costs): ... here.
7019 (default_rtx_costs): Make static.
7020 * config/avr/avr-protos.h: Update.
7022 * config/h8300/h8300.c (const_costs): Make static.
7023 (h8300_and_costs, h8300_shift_costs): Likewise.
7024 * config/h8300/h8300-protos.h: Update.
7026 * config/ip2k/ip2k.h (DEFAULT_RTX_COSTS): Remove.
7027 (CONST_COSTS): Move code ...
7028 * config/ip2k/ip2k.c (ip2k_rtx_costs): ... here. Rename from
7029 default_rtx_costs; update for signature change.
7030 * config/ip2k/ip2k-protos.h: Update.
7032 * config/m68hc11/m68hc11.h (RTX_COSTS): Remove.
7033 (CONST_COSTS): Move code ...
7034 * config/m68hc11/m68hc11.c (m68hc11_rtx_costs): ... here.
7035 (TARGET_RTX_COSTS): New.
7036 (m68hc11_rtx_costs_1): Rename from m68hc11_rtx_costs; make static.
7037 * config/m68hc11/m68hc11-protos.h: Update.
7039 * config/m68k/m68k.c (const_int_cost): Make static.
7040 * config/m68k/m68k-protos.h: Update.
7042 * config/mcore/mcore.c (mcore_const_costs): Make static.
7043 (mcore_and_cost, mcore_ior_cost): Likewise.
7044 * config/mcore/mcore-protos.h: Update.
7046 * config/mmix/mmix.c (mmix_rtx_costs, TARGET_RTX_COSTS): New.
7047 (mmix_rtx_cost_recalculated): Remove.
7048 * config/mmix/mmix.h (DEFAULT_RTX_COSTS): Remove.
7049 * config/mmix/mmix-protos.h: Update.
7051 * config/sh/sh.c (shiftcosts): Make static.
7052 (addsubcosts, andcosts, multcosts): Likewise.
7053 * config/sh/sh-protos.h: Update.
7055 * config/sparc/sparc.c (TARGET_RTX_COSTS): New.
7056 (sparc_rtx_costs): Make static; update for change in signature.
7057 * config/sparc/sparc.h (RTX_COSTS_CASES, RTX_COSTS): Remove.
7058 * config/sparc/sparc-protos.h: Update.
7060 * config/v850/v850.c (const_costs): Make static.
7061 * config/v850/v850-protos.h: Update.
7063 * config/vax/vax.h (RTX_COSTS): Remove.
7064 (CONST_COSTS): Move code ...
7065 * config/vax/vax.c (vax_rtx_costs_1): ... here; rename
7067 (vax_rtx_costs, TARGET_RTX_COSTS): New.
7069 2003-01-27 Richard Henderson <rth@redhat.com>
7071 * config/vax/vax.h (ASM_OUTPUT_MI_THUNK): Remove. Really.
7072 * config/vax/vax-protos.h: Update. Really.
7074 2003-01-28 Alexandre Oliva <aoliva@redhat.com>
7076 * config/mips/mips.h (UNITS_PER_HWFPVALUE): Renamed from...
7077 (UNITS_PER_FPVALUE): Defined as the width of a long double, or
7078 zero if no hardware floating point.
7079 (LONG_DUBLE_TYPE_SIZE): Set to 128 on N32 and N64.
7080 (MAX_FIXED_MODE_SIZE): Define to LONG_DOUBLE_TYPE_SIZE.
7081 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7082 (BIGGEST_ALIGNMENT): Same as LONG_DOUBLE_TYPE_SIZE.
7083 (FUNCTION_VALUE_REGNO_P): Set for FP_RETURN+2 on N32 and N64.
7084 * config/mips/mips.c (mips_arg_info): Pass TFmode values in
7085 even FP registers on N32 and N64.
7086 (mips_setup_incoming_varargs): Use UNITS_PER_HWFPVALUE.
7087 (mips_va_start): Adjust alignment of ARG_POINTER_REGNUM.
7088 (mips_va_arg): Use UNITS_PER_HWFPVALUE. Impose additional
7089 even-register-like alignment to 128-bit arguments.
7090 (save_restore_insns): Use UNITS_PER_HWFPVALUE.
7091 (mips_function_value): Likewise. Return TFmode in $f0 and $f2
7093 * config/mips/_tilib.c (__negti2, __ashlti3, __lshrti3): New.
7094 * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Add _tilib.c.
7095 (TPBIT): Set to tp-bit.c.
7096 (tp-bit.c): Create out of fp-bit.c.
7098 2003-01-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
7100 * c-parse.in: Remove '%expect 32' directive in objc mode.
7102 2003-01-27 Nathan Sidwell <nathan@codesourcery.com>
7104 * Makefile.in (LIB2FUNCS_ST): Remove _gcov.
7105 (LIBGCOV): New variable.
7106 (libgcc.mk): Add LIBGCOV.
7107 (LIBGCC_DEPS): Add libgcov.c.
7108 (libgcov.a): New target.
7109 (clean): Remove libgcov.a.
7110 (install-libgcc): Do libgcov too.
7111 (stage1-start, stage2-start, stage3-start, stage4-start): Deal
7113 * libgcc2.c (L_gcov): Move into ...
7114 * libgcov.c: ... here. New file.
7115 * mklibgcc.in: Add libgcov rules.
7116 * gcc.c (LINK_COMMAND_SPEC): Add -lgcov when profiling.
7118 * doc/invoke.texi (profile-arcs, test-coverage): Update and
7121 * profile.c (index_counts_file): Remove duplicate check for open file.
7123 2003-01-27 Jerry Quinn <jlquinn@optonline.net>
7125 * gcc/doc/invoke.texi (Optimization Options): Group together
7126 optional and experimental flags. Move trapv and bounds-check
7127 out of this section. Group floating point flags together.
7128 (Code Gen Options): Move trapv and bounds-check to here.
7130 2003-01-27 Josef Zlomek <zlomekj@suse.cz>
7132 * gcse.c (constprop_register): Check NEXT_INSN (insn) != NULL.
7134 2003-01-27 Richard Earnshaw <rearnsha@arm.com>
7136 PR optimization/9090
7137 * function.c (purge_addressof_1): After pushing an addressed register
7138 onto the stack, simplify the result.
7140 2003-01-27 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7142 * doc/extend.texi: Fix typo.
7144 2003-01-27 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7146 * doc/cppopts.texi: Fix typo.
7147 * doc/objc.texi: Likewise.
7148 * doc/passes.texi: Likewise.
7150 2003-01-27 Alexandre Oliva <aoliva@redhat.com>
7152 * real.c (ibm_extended_format): Add 53 to minimum exponent.
7153 (encode_ibm_extended): Adjust.
7155 2003-01-26 Gabriel Dos Reis <gdr@soliton.integrable-solutions.net>
7157 * timevar.def (TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION): New
7158 timevar_id enumerations.
7160 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
7162 * combine.c: Fix formatting.
7164 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
7166 * doc/gccint.texi: Update the copyright.
7168 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
7170 * doc/cpp.texi: Fix typos.
7171 * doc/extend.texi: Likewise.
7172 * doc/gty.texi: Likewise.
7173 * doc/install.texi: Likewise.
7174 * doc/passes.texi: Likewise.
7175 * doc/rtl.texi: Likewise.
7176 * doc/tm.texi: Likewise.
7178 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
7180 * config/ia64/fde-glibc.c: Fix comment typos.
7181 * config/ia64/hpux.h: Likewise.
7182 * config/ia64/ia64.c: Likewise.
7183 * config/ia64/ia64.h: Likewise.
7184 * config/ia64/unwind-ia64.c: Likewise.
7186 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
7188 * config/i386/i386-modes.def: Fix comment typos.
7189 * config/i386/i386.c: Likewise.
7190 * config/i386/i386.md: Likewise.
7192 2003-01-26 Steven Bosscher <s.bosscher@student.tudelft.nl>
7194 * config/avr/avr.h, config/cris/aout.h, config/elfos.h,
7195 config/i386/freebsd-aout.h, config/mips/iris6.h: Undefine
7196 ASM_FINISH_DECLARE_OBJECT before defining it.
7197 * toplev.c (rest_of_decl_compilation): Don't define
7198 ASM_FINISH_DECLARE_OBJECT. Only use it if it is defined.
7199 (rest_of_type_compilation): Don't ATTRIBUTE_UNUSED function
7200 parameters for DWARF2 targets because they _are_ used.
7202 2003-01-26 Alexandre Oliva <aoliva@redhat.com>
7204 * fp-bit.h: Define macros for TFmode floating-point constants
7205 in IBM-extended TFmode types.
7206 (TMODES): Define if __LDBL_MANT_DIG__ has the newly-supported
7208 * config/fp-bit.c (pack_d, unpack_d): Support IBM-extended
7211 * config/fp-bit.h: Define macros for TFmode floating-point
7212 constants in IEEE quad TFmode type. Declare functions according
7214 (TMODES): Define if __LDBL_MANT_DIG__ is 113.
7215 (TFtype, TItype, UTItype): Define if TMODES is defined.
7216 (MAX_UDI_INT, MAX_DI_INT, BITS_PER_DI): Likewise.
7217 (F_T_BITOFF, D_T_BITOFF): Define.
7218 (IMPLICIT_1, IMPLICIT_2): Cast constants to types that are
7219 guaranteed to be wide enough.
7220 * config/fp-bit.c: Check for L_ macros for tf functions.
7223 (pack_d, unpack_d): Support IEEE 854 quad type.
7224 (_fpmul_parts): Support TFmode. Compute exponent adjustment
7225 from FRAC_NBITS, FRAC_BITS and NGARDS.
7226 (usi_to_float): Cast constants to be shifted to fractype
7227 instead of assuming long long is wide enough.
7228 (sf_to_tf, df_to_tf, __make_tp, tf_to_df, tf_to_sf): New.
7230 2003-01-26 Andreas Jaeger <aj@suse.de>
7232 * df.c: Remove prototype of unused function df_regno_rtl_debug.
7234 2003-01-26 Alexandre Oliva <aoliva@redhat.com>
7236 * Makefile.in (FPBIT_FUNCS): Added _sf_to_tf.
7237 (DBBIT_FUNCS): Added _df_to_tf.
7239 (libgcc.mk): Pass TPBIT and TPBIT_FUNCS down.
7240 (LIBGCC_DEPS): Added TPBIT.
7241 * mklibgcc.in: Support TPBIT and TPBIT_FUNCS.
7243 * optabs.c (expand_binop) <add, sub>: Return xtarget if we haven't
7244 been able to move the result to target.
7246 * expr.c (emit_group_store): Initialize dst with CONST0_RTX
7247 for the appropriate mode.
7249 * calls.c (emit_library_call_value_1): Handle return values
7252 * rtl.c (get_mode_alignment): Moved to...
7253 * stor-layout.c: ... here.
7255 * print-rtl.c (print_rtx): Don't print MEM details in
7258 2003-01-26 Michael Hayes <mph@paradise.net.nz>
7260 * df.h: Update comments, tidy formatting.
7261 (DF_FORWARD, DF_REVERSE, DF_UNION, DF_INTERSECTION): Rename from FORWARD,
7262 REVERSE, UNION, INTERSECTION. All uses updated.
7263 (OLD_DF_INTERFACE): Remove.
7264 (struct insn_info): Remove commented out insn field.
7265 * df.c: Update comments, tidy formatting.
7266 (df_def_table_realloc): Remove.
7269 2003-01-26 Alan Modra <amodra@bigpond.net.au>
7271 * calls.c (save_fixed_argument_area): Tidy.
7272 (restore_fixed_argument_area): Tidy. Set alignment of stack_area.
7273 (expand_call): Comment typo fixes. Don't init low_to_save. Start
7274 call chain loop at 1 if !try_tail_call. Formatting.
7275 (emit_library_call_value_1): Don't init low_to_save or high_to_save.
7276 Use save_fixed_argument_area and restore_fixed_argument_area.
7278 2003-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7280 * df.c (df_uses_record): Handle CC0.
7282 2003-01-25 Ulrich Weigand <uweigand@de.ibm.com>
7284 * reload.c (maybe_memory_address_p): New function.
7285 (find_reloads_address): Use it instead of memory_address_p.
7287 2003-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
7289 * final.c (shorten_branches): Align the address of code label
7290 when computing initial lengths and addresses.
7292 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
7294 * config/m68hc11/m68hc11.md: Fix a comment typo.
7296 2003-01-25 Andreas Jaeger <aj@suse.de>
7298 * config/i386/i386.c (x86_output_mi_thunk): Correct test for
7301 2003-01-25 Roger Sayle <roger@eyesopen.com>
7303 * gcse.c (bypass_last_basic_block): New global variable.
7304 (bypass_block): Use redirect_edge_and_branch_force to redirect
7305 fall-through edges. Use bypass_last_basic_block to determine
7306 which blocks have valid PRE information.
7307 (bypass_conditional_jumps): Initialize bypass_last_basic_block.
7309 2003-01-25 Jan Hubicka <jh@suse.cz>
7311 * gcse.c (local_cprop_pass): Update reg_sets table when needed.
7313 2003-01-25 Jan Hubicka <jh@suse.cz>
7314 Eric Botcazou <ebotcazou@libertysurf.fr>
7316 * gcse.c (one_cprop_pass): Delete unreachable blocks.
7318 2003-01-25 Richard Henderson <rth@redhat.com>
7320 * config/ia64/ia64.c (ia64_rwreloc_select_rtx_section): Rename
7321 from ia64_aix_select_rtx_section.
7322 (ia64_rwreloc_select_section): Simlarly; use default*_1 function
7323 instead of saving and restoring flag_pic.
7324 (ia64_rwreloc_unique_section): Similarly.
7325 * config/ia64/aix.h (TARGET_ASM_SELECT_SECTION,
7326 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Update.
7327 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
7328 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): New.
7330 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
7332 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Update a
7335 2003-01-25 Richard Henderson <rth@redhat.com>
7337 * config/m68k/m68k-none.h (ASM_SPEC): Adjust inter-option spacing.
7339 2003-01-25 Kelley Cook <kelleycook@comcast.net>
7341 * ggc-simple.c (debug_ggc_tree): Add PTR cast.
7343 2003-01-25 Segher Boessenkool <segher@koffie.nl>
7345 * bitmap.h (BITMAP_WORD): New typedef: fundamental storage
7346 type for bitmaps. Use unsigned long.
7347 (nBITMAP_WORD_BITS): New macro.
7348 (BITMAP_WORD_BITS): New macro.
7349 (rest of file): Use it.
7352 2003-01-25 Richard Henderson <rth@redhat.com>
7354 2002-02-19 Robert Lipe <robertlipe@usa.net>
7355 * config/i386/t-sco5gas: (CRTSTUFF_T_CFLAGS_S): Delete -mcoff.
7357 2003-01-25 Roger Sayle <roger@eyesopen.com>
7359 * builtins.c (purge_builtin_constant_p): Scan insn stream
7360 sequentially rather than by basic block.
7361 * function.c (purge_addressof): Simplify test with INSN_P.
7363 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
7365 * combine.c (simplify_comparison, case AND): Remove a redundant test.
7367 2003-01-25 Roger Sayle <roger@eyesopen.com>
7369 * function.h (struct function): New field calls_constant_p.
7370 (current_function_calls_constant_p): New macro for above.
7371 * function.c (prepare_function_start): Initialize calls_eh_return
7372 and calls_constant_p.
7373 * builtins.c (expand_builtin_constant_p): Set calls_constant_p.
7374 * toplev.c (rest_of_compilation): Only call purge_builtin_constant_p
7375 when the current_function_calls_constant_p.
7376 * integrate.c (expand_inline_function): Set calls_constant_p if
7377 the function being inlined has calls_constant_p set.
7379 2003-01-25 Roger Sayle <roger@eyesopen.com>
7381 * cse.c (fold_rtx): Instantiate CONSTANT_P_RTX to 0 when not
7382 optimizing, even if flag_gcse is true.
7383 * toplev.c (rest_of_compilation): purge_builtin_constant_p
7384 only needs to be called when "optimize > 0 && flag_gcse".
7386 2003-01-25 Roger Sayle <roger@eyesopen.com>
7388 * stmt.c (emit_case_bit_tests): New routine to implement suitable
7389 switch statements using the equivalent of "if ((1<<x) & cst) ... ".
7390 (case_bit_test_cmp): New comparison function for "qsort" to order
7391 case_bit_tests by decreasing number of destination nodes.
7392 (lshift_cheap_p): New function to determine if "1 << x" is cheap.
7393 (expand_end_case_type): Use emit_case_bit_tests to implement
7394 suitable switch statments.
7395 (CASE_USE_BIT_TESTS): New target macro to disable the above.
7396 * Makefile.in (stmt.o): Add dependency on optab.h.
7397 * doc/tm.texi (CASE_USE_BIT_TESTS): Document new target macro.
7399 2003-01-23 Andreas Schwab <schwab@suse.de>
7401 * config/ia64/crtend.asm [HAVE_INITFINI_ARRAY]: Make
7402 __do_global_ctors_aux hidden global and don't put it in
7404 * config/ia64/crtbegin.asm [HAVE_INITFINI_ARRAY]: Put it here
7405 instead so that it comes first.
7407 2003-01-25 Jan Hubicka <jh@suse.cz>
7409 * df.c (read_modify_subreg_p): When osize == UNITS_PER_WORD,
7410 subreg is read/modify.
7412 2003-01-25 Jan Hubicka <jh@suse.cz>
7414 * i386.c (ix86_expand_movstr, ix86_expand_clrstr): Consistently
7415 do libcall for large blocks.
7416 * i386.md (comi patterns): Set type to ssecomi.
7417 (sse2_unpck?pd): Fix mode of vec_select.
7419 * cse.c: Include except.h
7420 (cse_set_around_loop): Do not create new basic blocks.
7421 * Makefile.in (cse.o): Add dependnecy on except.h
7423 2003-01-25 Jan Hubicka <jh@suse.cz>
7425 * builtins.c (fold_trunc_transparent_mathfn): New function.
7426 (fold_builtin): Use it.
7427 * convert.c (convert_to_real): Re-enable code to convert
7428 math functions; add support for floor familly functions.
7430 2003-01-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7432 * Makefile.in (cfgloop.o, cfgloopanal.o, cfgloopmanip.o): Add
7433 dependencies on coretypes.h and $(TM_H).
7435 2003-01-25 Jan Hubicka <jh@suse.cz>
7437 * builtins.c (fold_trunc_transparent_mathfn): Undo accidental commit.
7439 2003-01-24 Stuart Hastings <stuart@apple.com>
7441 * config/i386/i386.c (x86_output_mi_thunk): Add Darwin/x86 support.
7443 2003-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7445 * config/c4x/c4x.md (UNSPEC_BU): New constants.
7446 (UNSPEC_RPTS, UNSPEC_LSH, UNSPEC_CMPHI, UNSPEC_RCPF): Likewise.
7447 (UNSPEC_RND, UNSPEC_RPTB_FILL, UNSPEC_LOADHF_INT): Likewise.
7448 (UNSPEC_STOREHF_INT, UNSPEC_RSQRF, UNSPEC_LOADQF_INT): Likewise.
7449 (UNSPEC_STOREQF_INT, UNSPEC_LDIV, UNSPEC_PUSH_ST): Likewise.
7450 (UNSPEC_POP_ST, UNSPEC_PUSH_DP, UNSPEC_POP_DP): Likewise.
7451 (UNSPEC_POPQI, UNSPEC_POPQF, UNSPEC_ANDN_ST): Likewise.
7452 (UNSPEC_RPTB_INIT, UNSPEC_TOIEEE, UNSPEC_FRIEEE): Likewise.
7454 2003-01-24 Jan Hubicka <jh@suse.cz>
7456 * emit-rtl.c (reg_attrs_htab): New static variable.
7457 (reg_attrs_htab_hash, reg_attrs_htab_eq, get_reg_attrs): New static
7459 (reg_rtx): Do not maintain regno_decl.
7460 (gen_rtx_REG_offset, set_reg_attrs_from_mem, set_delc_rtx,
7461 set_mem_attrs_from_reg): New global function.
7462 (init_emit): Do not initialize regno_decl.
7463 (init_emit_once): initialize reg_attrs_htab.
7464 * final.c (alter_subreg): Do not replace REG by SUBREG.
7465 (gen_mem_expr_from_op): Improve output.
7466 (output_asm_operands): Likewise.
7467 * function.c (assign_params): Do not set REGNO_DECL.
7468 * function.h (struct function): Kill regno_decl.
7470 * gengtype.c (adjust_field_rtx_def): Handle new field of reg.
7471 * print_rtl.c (print_rtx): Output REG information.
7472 * regclass.c (reg_scan_mark_refs): Update attrs.
7473 * reload1.c (alter_reg): Likewise.
7474 * simplify_rtx.c (simplify_subreg): Likewise.
7475 * stmt.c (expand_decl): Likewise.
7476 * rtl.def (REG): Add new field.
7477 * rtl.h (struct reg_attrs): New.
7478 (rtunion_def): At rtreg.
7479 (X0MEMATTR): Add checking.
7480 (X0REGATTR, REG_ATTRS, REG_EXPR, REG_OFFSET): New macro.
7481 (set_reg_attrs_from_mem, set_mem_attrs_from_reg, gen_rtx_REG_offset):
7483 * tree.h (SET_DECL_RTL): Call set_decl_rtl.
7485 2003-01-24 Bob Wilson <bob.wilson@acm.org>
7487 * config/xtensa/xtensa.c: Remove unused include of machmode.h.
7488 (xtensa_emit_call, print_operand): Fix printf format strings
7489 to avoid compile warnings.
7490 (xtensa_function_prologue, xtensa_function_epilogue): Change type
7491 of "size" argument to HOST_WIDE_INT to fix compile warnings.
7492 * config/xtensa/xtensa-protos.h
7493 (xtensa_function_prologue, xtensa_function_epilogue): Ditto.
7495 2003-01-24 Jan Hubicka <jh@suse.cz>
7497 * builtins.c (DEF_BUILTIN): Accept 10 arguments.
7498 (implicit_built_in_decls): New global array.
7499 (mathfn_built_in): New global function.
7500 (fold_trunc_transparent_mathfn): New static function
7501 (expand_builtin_strstr, expand_bultin_strchr,
7502 expand_builtin_strpbrk, expand_builtin_strcpy,
7503 expand_builtin_strncpy, expand_bultin_strcmp,
7504 expand_bultin_strncat, expand_builtin_fputs): Use
7505 implicint_built_in_decls.
7506 (fold_builtin): Fold floor/trunc/round/ceil/nearbyint.
7507 * builtins.def: Fix comments.
7508 (DEF_GCC_BUILTIN, DEF_FALLBACK_BUILTIN, DEF_EXT_FALLBACK_BUILTIN,
7509 DEF_LIB_BUILTIN, DEF_LIB_ALWAYS_BUILTIN, DEF_EXT_LIB_BUILTIN,
7510 DEF_C99_BULTIN, DEF_FRONT_END_LIB_BUILTIN,
7511 DEF_EXT_FRONT_END_LIB_BUILTIN): Pass implicit as needed.
7512 (DEF_C99_C90RES_BULTIN): New.
7513 (*f, *l builtins): Update.
7514 * c-common.c (DEF_BUILTIN): Initialize implicit array.
7515 (c_expand_builtin_printf, c_expand_builtin_fprintf): Update.
7516 * convert.c (strip_float_extensions): New global function.
7517 * tree.h (DEF_BUILTIN): Accept 10 arguments.
7518 (implicit_built_in_decls, mathfn_built_in, strip_float_extension):
7520 * java/builtins.c (define_builtin): Handle implicit.
7521 (DEF_BUILTIN): Update.
7522 * tm.texi (TARGET_C99_FUNCTIONS): Document.
7523 * defaults.h (TARGET_C99_FUNCTIONS): Default to 0.
7524 * config/linux.h (TARGET_C99_FUNCTIONS): Default to 1
7527 2003-01-24 Bob Wilson <bob.wilson@acm.org>
7529 * config.gcc (xtensa-*-elf*): Removed assignments to with_newlib,
7530 extra_parts, and fixincludes. Add xtensa/t-elf tmake_file.
7531 (xtensa-*-linux*): Add xtensa/t-linux tmake_file.
7532 * config/xtensa/crti.asm: New file.
7533 * config/xtensa/crtn.asm: New file.
7534 * config/xtensa/t-elf: New file.
7535 * config/xtensa/t-linux: New file.
7536 * config/xtensa/t-xtensa: Add rules for crti.o and crtn.o.
7537 Move various CFLAGS settings to new t-elf file.
7539 2003-01-24 Richard Henderson <rth@redhat.com>
7541 PR optimization/4382
7542 * tree-inline.c (find_builtin_longjmp_call_1): New.
7543 (find_builtin_longjmp_call): New.
7544 (inlinable_function_p): Use it.
7546 2003-01-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7548 * config/i386/i386-protos.h (function_arg_pass_by_reference): Declare.
7549 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use it.
7550 * config/i386/i386.c (function_arg_pass_by_reference): New.
7551 (ix86_va_arg): Support arguments passed by reference.
7553 2003-01-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7555 * cfgloopanal.c: New file.
7556 * cfgloopmanip.c: New file.
7557 * Makefile.in (cfgloopanal.o, cfgloopmanip.o): New.
7558 (toplev.o, loop.o, doloop.o, unroll.o, cfgloop.o, predict.o,
7559 cfglayout.o): Add dependency on cfgloop.h.
7560 (cfgloop.o): Add flags.h dependency.
7561 * basic-block.h (BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK): New flags.
7562 (VLS_EXPECT_PREHEADERS, VLS_EXPECT_SIMPLE_LATCHES): Removed.
7563 (struct loop, struct loops, flow_loops_find, flow_loops_update,
7564 flow_loops_free, flow_loops_dump, flow_loop_dump,
7565 flow_loop_scan, flow_loop_tree_node_add, flow_loop_tree_node_remove,
7566 LOOP_TREE,,LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
7567 LOOP_ALL, flow_loop_outside_edge_p, flow_loop_nested_p,
7568 flow_bb_inside_loop_p, get_loop_body, loop_preheader_edge,
7569 loop_latch_edge, add_bb_to_loop, remove_bb_from_loops,
7570 find_common_loop, verify_loop_structure): Declarations moved to ...
7571 * cfgloop.h: New file.
7572 * bb-reorder.c (reorder_basic_blocks): Modified.
7573 * cfglayout.c: Include cfgloop.h.
7574 (cleanup_unconditional_jumps, cfg_layout_redirect_edge,
7575 cfg_layout_duplicate_bb, cfg_layout_initialize): Update loop structure.
7576 (break_superblocks): New static function.
7577 (cfg_layout_finalize): Use it.
7578 (cfg_layout_split_block): New function.
7579 * cfglayout.h (struct reorder_block_def): Add copy and duplicated
7581 (cfg_layout_initialize, cfg_layout_redirect_edge): Declaration
7583 (cfg_layout_split_block): Declare.
7584 * cfgloop.c: Include cfgloop.h and flags.h.
7585 (flow_loop_dump, flow_loops_free, flow_loop_exit_edges_find,
7586 get_loop_body): Avoid signed versus unsigned comparison warnings.
7587 (make_forwarder_block, flow_loops_find, loop_preheader_edge,
7588 loop_latch_edge): Modified.
7589 (verify_loop_structure): Modified to use flags stored in loop structure;
7590 check irreducible loops.
7591 (cancel_loop, cancel_loop_tree): New functions.
7592 (estimate_probability): Use loop analysis code for predictions.
7593 (estimate_loops_at_level): Avoid signed versus unsigned comparison
7595 * doloop.c: Include cfgloop.h.
7596 * loop.c: Include cfgloop.h.
7597 * predict.c: Include cfgloop.h.
7598 * toplev.c: Include cfgloop.h.
7599 * unroll.c: Include cfgloop.h.
7600 * tracer.c (tracer): Modified.
7602 2003-01-24 Kazu Hirata <kazu@cs.umass.edu>
7604 * config/h8300/h8300.c (get_shift_alg): Fix a typo.
7606 2003-01-24 Ulrich Weigand <uweigand@de.ibm.com>
7608 * configure.in (HAVE_AS_TLS): Add s390-*-* and s390x-*-* cases.
7609 * configure: Regenerate.
7611 * config/s390/s390-protos.h (tls_symbolic_operand): Add prototype.
7612 (tls_symbolic_reference_mentioned_p): Add prototype.
7613 (s390_tls_get_offset): Add prototype.
7614 (emit_pic_move): Remove prototype, replace by ...
7615 (emit_symbolic_move): .. this new prototype.
7617 * config/s390/s390.c (TARGET_HAVE_TLS): Conditionally define.
7618 (tls_model_chars): New global variable.
7619 (s390_encode_section_info): Encode TLS model.
7620 Use targetm.binds_local_p to check for local symbols.
7621 (s390_strip_name_encoding): New function.
7622 (TARGET_STRIP_NAME_ENCODING): Define.
7624 (get_thread_pointer): New function.
7625 (legitimize_tls_address): New function.
7626 (legitimize_address): Call it.
7627 (emit_pic_move): Remove, replace by ...
7628 (emit_symbolic_move): ... this new function.
7630 (larl_operand): Handle TLS operands.
7631 (legitimate_constant_p): Likewise.
7632 (s390_decompose_address): Likewise.
7633 (s390_cannot_force_const_mem): New function.
7634 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7636 (s390_output_symbolic_const): Handle TLS unspecs.
7637 (print_operand): New code 'J'.
7638 (machine_function): Add struct member 'some_ld_name'.
7639 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
7641 (enum s390_builtin): New type.
7642 (code_for_builtin_64, code_for_builtin_31): New global variables.
7643 (s390_init_builtins, s390_expand_builtin): New functions.
7644 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
7646 * config/s390/s390.h (TLS_SYMBOLIC_CONST): New macro.
7647 (ASM_OUTPUT_LABELREF): Define.
7648 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Handle TLS constants.
7650 * config/s390/s390.md: Define TLS UNSPEC constants.
7651 ("movdi", "movsi"): Handle TLS operands.
7652 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): New insns.
7653 ("*tls_load_64", "*tls_load_31"): New insns.
7654 ("call_value_tls", "call_value_tls_exp"): New expanders.
7655 ("brasl_tls", "bras_tls", "basr_tls_64", "basr_tls_31",
7656 "bas_tls_64", "bas_tls_31"): New insns.
7658 2003-01-24 Nathan Sidwell <nathan@codesourcery.com>
7660 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Make sure
7661 spe ABI is configured, if requested.
7663 2003-01-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7665 * doc/passes.texi: Fix typo.
7667 2003-01-24 Andreas Schwab <schwab@suse.de>
7669 * stor-layout.c (excess_unit_span): Only define if used.
7671 2003-01-24 Jerry Quinn <jlquinn@optonline.net>
7673 * gcc/doc/invoke.texi (Optimization Options): List -O levels
7674 for each optimization flag.
7676 2003-01-24 Kazu Hirata <kazu@cs.umass.edu>
7678 * config/h8300/h8300.md (*andsi3_ashift_n_lower): New.
7680 2003-01-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7682 * doc/bugreport.texi: Use @command instead of @code for commands.
7683 * doc/collect2.texi: Likewise.
7684 * doc/headerdirs.texi: Likewise.
7685 * doc/invoke.texi: Likewise.
7686 * doc/standards.texi: Likewise.
7687 * doc/tm.texi: Likewise.
7688 * doc/trouble.texi: Likewise.
7690 2003-01-24 Nick Clifton <nickc@redhat.com>
7692 * config/arm/arm.c (use_return_insn): Do not use a single return
7693 instruction for interrupt handelrs which have to create a stack
7695 (arm_expand_prologue): Do not pre-bias the return address of
7696 interrupt handlers which create a stack frame.
7698 2003-01-24 Nick Clifton <nickc@redhat.com>
7702 2002-08-12 Alexandre Oliva <aoliva@redhat.com>
7704 * config/sh/sh.c (output_branch) [TARGET_SH2E]: Handle
7705 med_cbranches. Fix logic in short_cbranches.
7707 2002-04-03 Alexandre Oliva <aoliva@redhat.com>
7709 * config/sh/sh.md (delay for cbranch): Don't annul delay
7711 * config/sh/sh.c (sh_insn_length_adjustment): Add 2 for
7712 cbranch with unfilled delay slot on SH2e.
7713 (output_branch): Fill with a nop the delay slot of a
7714 branch that required a delay slot but didn't get one.
7716 2002-04-02 Alexandre Oliva <aoliva@redhat.com>
7718 * doc/invoke.texi (SH options): Document -m2e.
7719 * config/sh/crt1.asm: Add __SH2E__ Next to __SH3E__.
7720 * config/sh/lib1funcs.asm: Likewise.
7721 * config/sh/sh.c: Replace all uses of TARGET_SH3E with SH2E.
7722 * config/sh/sh.h (CPP_SPEC): Define __SH2E__ for -m2e, and
7724 (CONDITIONAL_REGISTER_USAGE): Don't disable FP regs from
7726 (SH3E_BIT): Renamed to...
7727 (SH_E_BIT): ... this. Replace all uses.
7728 (TARGET_SH2E): Define from SH_E_BIT and TARGET_SH2.
7729 Replace all uses of TARGET_SH3E with TARGET_SH2E.
7730 (TARGET_SWITCHES): Added 2e.
7731 (OVERRIDE_OPTIONS): Set sh_cpu for SH2E.
7732 (processor_type): Added PROCESSOR_SH2E.
7733 * config/sh/sh.md: Replace all uses of TARGET_SH3E with
7734 TARGET_SH2E, except in sqrtsf2_i.
7735 (attribute cpu): Added sh2e.
7736 * config/sh/t-sh (MULTILIB_OPTIONS): Replace m3e with m2e.
7737 (MULTILIB_MATCHES): Use m2e multilib for m3e.
7738 * config.gcc: Add sh2e target support.
7740 2003-01-24 Phil Edwards <pme@gcc.gnu.org>
7742 Rename -W to -Wextra.
7743 * c-decl.c: Update comments.
7744 * c-typeck.c: Likewise.
7745 * flags.h: Likewise.
7746 * function.c: Likewise.
7748 * toplev.c: Update comments.
7749 (W_options): Add 'extra'.
7750 (display_help): Remove '-W'.
7751 (decode_W_option): Special warn_uninitialized treatment in the case
7753 * doc/invoke.texi: Update with new entries.
7755 2003-01-23 Richard Henderson <rth@redhat.com>
7757 * ifcvt.c (noce_process_if_block): Re-add check vs X being changed
7758 in no-else-block case. Add commentary.
7760 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7762 * configure.in: Revert last change.
7764 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7766 * configure.in: Don't include ansidecl.h in tconfig.h.
7767 * gcov-io.h (PARAMS, ATTRIBUTE_UNUSED: Define if IN_LIBGCC2.
7768 * unwind-dw2-fde.h (last_fde): Use __attribute__, not
7771 * configure: Regenerate.
7773 2003-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7776 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Don't destroy
7777 regs->nip. Fix rt_sigreturn frame layout. Add support for newer
7780 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7782 * cpplex.c (cpp_interpret_charconst): Squelch warning with cast.
7784 2003-01-23 Ulrich Weigand <uweigand@de.ibm.com>
7786 * genattrtab.c (write_attr_get): Mark 'insn' paramter
7787 as ATTRIBUTE_UNUSED.
7789 2003-01-23 Richard Earnshaw <rearnsha@arm.com>
7791 * arm.c (thumb_base_register_rtx_p): New function.
7792 (thumb_index_register_rtx_p): New function.
7793 (thumb_legitimate_address_p): New function.
7794 (thumb_legitimate_offset_p): New function.
7795 * arm.h (REG_STRICT_P): Define according to setting of REG_OK_STRICT.
7796 (ARM_GO_IF_LEGITIMATE_ADDRESS): Use REG_STRICT_P to avoid duplicate
7798 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Use thumb_legitimate_address_p.
7799 (THUMB_LEGITIMATE_OFFSET): Delte.
7800 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use thumb_legitimate_offset.
7801 * arm-protos.h (thumb_legitimate_address_p): Add prototype.
7802 (thumb_legitimate_offset_p): Likewise.
7804 2003-01-23 Andreas Schwab <schwab@suse.de>
7806 * unwind.h (_Unwind_GetTextRelBase): Mark parameter as unused.
7808 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7810 * fixinc/Makefile.in (FL_LIST): Revert last change.
7812 2003-01-23 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7815 * invoke.texi (ftest-coverage): Fix broken cross-reference.
7816 Change @code to @command for gcov command.
7818 * gcc.texi: Adjust title of gcov section.
7820 * gcov.texi: Likewise.
7822 2003-01-22 Roger Sayle <roger@eyesopen.com>
7824 PR optimization/8423
7825 * cse.c (fold_rtx): Only eliminate a CONSTANT_P_RTX to 1 when
7826 its argument is constant, or 0 if !flag_gcse.
7827 * simplify-rtx.c (simplify_rtx): Convert CONSTANT_P_RTX to 1
7828 if it's argument is constant.
7829 * gcse.c (want_to_gcse_p): Ignore CONSTANT_P_RTX nodes.
7830 (hash_scan_set): Don't record CONSTANT_P_RTX expressions.
7831 (do_local_cprop): Don't propagate CONSTANT_P_RTX constants.
7832 * builtins.c (purge_builtin_constant_p): New function to force
7833 instantiation of any remaining CONSTANT_P_RTX nodes.
7834 * rtl.h (purge_builtin_constant_p): Prototype here.
7835 * toplev.c (rest_of_compilation): Invoke purge_builtin_constant_p
7836 pass after GCSE and before loop.
7837 (flag_gcse): No longer static.
7838 * flags.h (flag_gcse): Prototype here.
7840 2003-01-22 Ulrich Weigand <uweigand@de.ibm.com>
7842 * config/s390/s390.h (HARD_REGNO_MODE_OK): Fix warning regression
7843 introduced by last change.
7845 2003-01-22 Andreas Schwab <schwab@suse.de>
7847 * ra-rewrite.c (rewrite_program2): Initialize bb to avoid warning.
7849 2003-01-22 Kazu Hirata <kazu@cs.umass.edu>
7851 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Don't
7852 request a scratch reg on H8S when the shift count is 8.
7854 2003-01-22 Ulrich Weigand <uweigand@de.ibm.com>
7856 * config/s390/s390-protos.h (preferred_la_operand_p):
7857 Remove second parameter.
7858 * config/s390/s390.c (preferred_la_operand_p): Likewise.
7859 * config/s390/s390.h (FRAME_REGNO_P, FRAME_REG_P): New macros.
7860 (HARD_REGNO_MODE_OK): Use FRAME_REGNO_P.
7861 * config/s390/s390.md ("*la_cc_64", "*la_cc_31", splitters): Remove.
7862 Add peepholes to transform ADD to LOAD ADDRESS.
7864 2003-01-22 Richard Earnshaw <rearnsha@arm.com>
7866 * arm.c (arm_address_register_rtx_p): New function.
7867 (arm_legitimate_address_p): New function.
7868 (arm_legitimate_index_p): New function.
7869 (legitimize_pic_address): Use arm_legitimate_index_p.
7870 * arm-protos.h (arm_legtimate_address_p): Add prototype.
7871 * arm.h (ARM_GO_IF_LEGITIMATE_INDEX): Delete.
7872 (ARM_GO_IF_LEGITIMATE_ADDRESS): Call arm_legitimate_address_p.
7874 2003-01-22 Hartmut Penner <hpenner@de.ibm.com>
7876 * config/s390/s390.md (floatdfdi2): Insn has type 'itof'.
7877 * config/s390/2064.md (define_bypass): Correct 'Load' and
7878 'Load-address' bypass values.
7880 2003-01-22 Andreas Schwab <schwab@suse.de>
7882 * config/ia64/t-ia64 (insn-attrtab.o-warn): Define as -Wno-error.
7884 2003-01-21 Zack Weinberg <zack@codesourcery.com>
7886 * genautomata.c (output_internal_insn_latency_func,
7887 output_print_reservation_func): Short circuit when there is no
7888 automaton to generate code for.
7890 2003-01-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7892 * Makefile.in (ssa-ccp.o): Depend on coretypes.h $(TM_H).
7893 (df.o): Delete duplicate dependency on coretypes.h $(TM_H).
7895 2003-01-21 Geoffrey Keating <geoffk@apple.com>
7897 * config/rs6000/rs6000.md: Remove warning.
7898 (builtin_setjmp_receiver): Likewise.
7899 * config/darwin.c (update_stubs): Slightly improve terrible hack
7900 with identifiers. Add comment pointing out problems with it.
7901 (update_non_lazy_ptrs): Likewise.
7903 2003-01-21 Richard Henderson <rth@redhat.com>
7905 * dwarf2out.c (lookup_filename): Fix printf format warning.
7906 * system.h (fread_unlocked, fwrite_unlocked): Undef.
7908 * fixinc/Makefile.in (FL_LIST): Add $($@-warn) hook.
7909 (fixincl.o-warn, gnu-regex.o-warn): New.
7910 * fixinc/fixfixes.c (FIX_PROC_HEAD): Mark parameters unused.
7911 * fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Likewise.
7912 * fixinc/fixincl.c (process): Fix printf format warning.
7914 2003-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7916 * dwarf2out (output_file_names): Don't crash if called
7917 with empty file_table.
7919 2003-01-21 Zack Weinberg <zack@codesourcery.com>
7921 * genautomata.c (output_internal_insn_latency_func): Add
7922 missing break statement to generated code.
7924 2003-01-21 Roger Sayle <roger@eyesopen.com>
7926 * stmt.c (same_case_target_p): New function to determine whether
7927 two case labels branch to the same target. Split out from...
7928 (group_case_nodes): ... here. Use same_case_target_p instead.
7929 (strip_default_case_nodes): Remove explicit case nodes
7930 that branch to the default destination.
7931 (expand_end_case_type): Call strip_default_case_nodes after
7932 group_case_nodes, to simplify the case-list before we count it.
7933 Only generate table_label RTX when actually needed. Try to share
7934 thiscase->exit_label and thiscase->data.case_stmt.default_label
7935 when a switch has no explicit default case. Simplify test for
7938 2003-01-21 Kazu Hirata <kazu@cs.umass.edu>
7940 * config/h8300/h8300.md (*negsf2_h8300): Use \\t instead of
7942 (*negsf2_h8300hs): Likewise.
7943 (*addsi3_lshiftrt_16_zexthi): Likewise.
7944 (*iorhi3_lshiftrt_8): Likewise.
7946 2003-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7948 * dwarf2out.c (fde_table_in_use): Mark GTY.
7949 (dwarf2out_cfi_label_num): New variable, marked GTY.
7950 (dwarf2out_cfi_label): Use it instead of static label_num.
7951 * emit-rtl.c (label_num): Mark GTY.
7953 2003-01-21 Kazu Hirata <kazu@cs.umass.edu>
7955 * config/h8300/h8300.c (output_plussi): Support H8/300.
7956 (compute_plussi_length): Likewise.
7957 (compute_plussi_cc): Likewise.
7958 * config/h8300/h8300.md (addsi_h8300): Use output_plussi to
7959 output assembly instructions.
7961 2003-01-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7963 * calls.c (fix_unsafe_tree): Prototype.
7965 * Makefile.in (GCC_WARN_CFLAGS): Add $(WERROR) $($@-warn)
7966 (gtype-desc.o-warn, c-decl.o-warn, varasm.o-warn, gcc.o-warn,
7967 insn-conditions.o-warn, out_object_file, gengtype-yacc.o-warn,
7968 c-parse.o-warn): Add -Wno-error.
7969 (STAGE2_FLAGS_TO_PASS): Add WERROR="@WERROR@".
7971 * configure.in (--enable-werror): Add new flag.
7972 * doc/install.texi (--enable-werror): Document.
7973 * configure: Regenerate.
7975 * objc/Make-lang.in (objc/objc-parse.o-warn): Add -Wno-error.
7977 2003-01-21 Andreas Schwab <schwab@suse.de>
7979 * genautomata.c (output_internal_insn_latency_func): Fix missing
7980 close paren in output.
7982 2003-01-21 Zack Weinberg <zack@codesourcery.com>
7984 * genautomata.c: Space savings in generated code:
7985 (output_dfa_insn_code_func): Split out the table-enlargement
7986 path to an out-of-line static function, dfa_insn_code_enlarge.
7987 (output_internal_insn_latency_func): Use a lookup table for the
7989 (output_print_reservation_func): Use a lookup table for the
7992 2003-01-21 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7995 * calls.c (fix_unsafe_tree): Split out from ...
7996 (expand_call): ... here. Use it on the function address too.
7998 2003-01-20 Richard Henderson <rth@redhat.com>
8000 * expr.h (default_must_pass_in_stack): Move decl outside ifdef.
8002 2003-01-20 Richard Henderson <rth@redhat.com>
8005 * stmt.c (expand_asm_operands): Validize memory operands.
8007 2003-01-20 Richard Henderson <rth@redhat.com>
8010 * ifcvt.c (noce_process_if_block): Correct arguments to
8011 modified_between_p for no-else-block case.
8013 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
8015 * config/h8300/h8300.c (const_costs): Remove a warning.
8016 (output_plussi): Likewise.
8017 (compute_plussi_length): Likewise.
8018 (compute_plussi_cc): Likewise.
8020 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
8022 * config/h8300/h8300.md (addsi_h8300): Remove the last
8025 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
8027 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
8029 2003-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8031 * system.h (__NO_STRING_INLINES): Define.
8033 2003-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8035 * ifcvt.c (noce_emit_store_flag): Don't emit store flag if mode of x
8036 is not a scalar int mode.
8038 2003-01-20 Roger Sayle <roger@eyesopen.com>
8040 * cse.c (cse_insn): Avoid RTL sharing when updating the RETVAL
8041 insn's notes following a substitution inside a libcall.
8043 2003-01-20 Zack Weinberg <zack@codesourcery.com>
8045 * configure.in: Check for system-provided 'uchar' type.
8046 * configure, config.in: Regenerate.
8047 * cpphash.h: Only typedef 'uchar' if the system doesn't.
8049 2003-01-20 Richard Henderson <rth@redhat.com>
8051 * expr.h (MUST_PASS_IN_STACK): Move implementation...
8052 * calls.c (default_must_pass_in_stack): ... here.
8054 2003-01-20 Vladimir Makarov <vmakarov@redhat.com>
8056 * genattrtab.h (INSN_ALTS_FUNC_NAME): Move it from genautomata.c.
8058 * genautomata.c (INSN_ALTS_FUNC_NAME): Move it into genattrtab.h.
8060 * genattr.c (main): Output default definition of AUTOMATON_ALTS.
8061 Wrap up definition of `insn_alts'.
8063 * genattrtab.c (main): Wrap up `insn_alts'.
8065 2003-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8067 * collect2.c (ldgetname): Check HAVE_DECL_LDGETNAME before
8069 * configure.in: Check for <ldfcn.h> and ldgetname() prototype.
8071 * config.in, configure: Regenerate.
8073 2003-01-20 Nick Clifton <nickc@redhat.com>
8075 * config/arm/arm.md (sibcall_epilogue): Add an
8076 UNSPEC_PROLOGUE_USE to prevent the link register from being
8079 2003-01-20 Jan Hubicka <jh@suse.cz>
8081 * i386.md (SSE cmov splitter): Handle memory operand in operand 5.
8083 2003-01-20 Andreas Schwab <schwab@suse.de>
8085 * system.h: Don't declare strsignal if the decl test hasn't been
8088 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
8090 * config/h8300/h8300.c (notice_update_cc): Don't assume that
8091 recog_data.operands[0] is always associated with cc0.
8093 2003-01-19 David Edelsohn <edelsohn@gnu.org>
8095 * collect2.c (ldgetname): Expand declaration to prototype.
8096 * read-rtl.c (atoll): Add prototype.
8097 * system.h (strsignal): Also declare if no declaration found.
8099 2003-01-19 Alexandre Oliva <aoliva@redhat.com>
8101 * config.gcc (mips64*-*-linux*): Added.
8102 * config/mips/linux64.h, config/mips/t-linux64: New file.
8103 * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Define.
8104 * config/mips/mips.c (override_options): Use it.
8105 * config/mips/mips.h (TARGET_SWITCHES): Added...
8106 (SUBTARGET_TARGET_SWITCHES): New, empty by default.
8107 * Makefile.in (SPECS): New.
8108 (STAGESTUFF, specs, mostlyclean, install-common): Use it.
8109 * gcc.c (process_command): Move self-spec processing past spec
8111 * doc/tm.texi (DRIVER_SELF_SPECS): Document the change.
8112 * doc/fragments.texi (MULTILIB_EXTRA_OPTS): Document need for
8115 * doc/invoke.texi (-mabi-fake-default): Document.
8117 2003-01-19 Stephane Carrez <stcarrez@nerim.fr>
8119 * config/m68hc11/m68hc11.c (stack_push_word, stack_pop_word,
8120 z_reg, z_reg_qi): Declare static and GTY().
8122 (create_regs_rtx): Don't create da_reg.
8123 ("gt-m68hc11.h"): Include for GTY roots.
8124 * config/m68hc11/m68hc11.h (ix_reg, iy_reg, d_reg): Declare extern
8126 (m68hc11_compare_op0, m68hc11_compare_op1): Likewise.
8127 (m68hc11_soft_tmp_reg): Likewise.
8128 * config/m68hc11/m68hc11-protos.h: Remove above declarations.
8130 2003-01-18 Kazu Hirata <kazu@cs.umass.edu>
8132 * basic-block.h: Fix comment formatting.
8133 * calls.c: Likewise.
8134 * combine.c: Likewise.
8135 * convert.c: Likewise.
8137 * haifa-sched.c: Likewise.
8138 * libgcc2.c: Likewise.
8140 * profile.c: Likewise.
8141 * system.h: Likewise.
8143 2003-01-18 Roger Sayle <roger@eyesopen.com>
8145 * config/pa/pa.md (muldi3): Avoid invalid sharing of SUBREG RTXs.
8147 2003-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8149 * ra-build.c (undef_to_size_word): Avoid `switch' warning.
8151 2003-01-17 Dale Johannesen <dalej@apple.com>
8153 * config/rs6000/rs6000.md (*floatsidf2_internal): Add earlyclobbers.
8154 (*floatunssidf2_internal): Ditto.
8156 2003-01-17 Kazu Hirata <kazu@cs.umass.edu>
8158 * alias.c: Fix comment typos.
8159 * basic-block.h: Likewise.
8160 * c-common.c: Likewise.
8161 * c-common.h: Likewise.
8162 * c-decl.c: Likewise.
8163 * c-opts.c: Likewise.
8164 * c-pragma.c: Likewise.
8165 * c-pretty-print.h: Likewise.
8167 * cfganal.c: Likewise.
8168 * cfgbuild.c: Likewise.
8169 * cfgcleanup.c: Likewise.
8170 * cfglayout.c: Likewise.
8171 * cfgrtl.c: Likewise.
8172 * convert.c: Likewise.
8173 * cpphash.h: Likewise.
8174 * cpplex.c: Likewise.
8175 * cpplib.h: Likewise.
8177 * diagnostic.c: Likewise.
8178 * diagnostic.h: Likewise.
8179 * dwarf2.h: Likewise.
8181 2003-01-17 Stan Shebs <shebs@apple.com>
8183 * config/darwin-protos.h: Forward-declare struct cpp_reader.
8185 2003-01-17 Douglas B Rupp <rupp@gnat.com>
8187 * config/alpha/alpha.c (alpha_need_linkage): Fix obvious
8188 mistake in last checkin.
8190 2003-01-17 Kazu Hirata <kazu@cs.umass.edu>
8192 * et-forest.c: Fix comment typos.
8193 * et-forest.h: Likewise.
8194 * except.c: Likewise.
8196 * flags.h: Likewise.
8200 * genattrtab.c: Likewise.
8201 * genautomata.c: Likewise.
8202 * gengtype.c: Likewise.
8203 * genrecog.c: Likewise.
8204 * global.c: Likewise.
8205 * gthr-rtems.h: Likewise.
8207 2003-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8209 * i386.c (x86_function_profiler): Fix format specifier.
8211 2003-01-17 Richard Henderson <rth@redhat.com>
8213 * gengtype.c (walk_type): Allow paramN_is.
8215 2003-01-17 Nick Clifton <nickc@redhat.com>
8217 * config/i960/t-960bare (i960-c.o): Add missing newline escape.
8219 2003-01-16 Richard Henderson <rth@redhat.com>
8221 * config/alpha/linux-elf.h (LIB_SPEC): Adjust inter-option spacing.
8223 2003-01-16 Richard Henderson <rth@redhat.com>
8225 * config/alpha/alpha.c (alpha_sr_alias_set): Mark GTY.
8226 (alpha_next_sequence_number): Likewise.
8227 (alpha_this_literal_sequence_number): Likewise.
8228 (alpha_this_gpdisp_sequence_number): Likewise.
8229 (struct alpha_funcs, alpha_funcs_num): Likewise.
8230 (struct alpha_links): Fix branch merge error.
8231 (alpha_need_linkage, alpha_use_linkage): Use GC for alpha_funcs.
8233 2003-01-17 Alexandre Oliva <aoliva@redhat.com>
8235 * config/mips/mips.h: Don't use #elif. Reported by Kaveh
8238 2003-01-16 Kazu Hirata <kazu@cs.umass.edu>
8240 * ifcvt.c: Fix comment typos.
8242 * libgcc2.c: Likewise.
8243 * local-alloc.c: Likewise.
8245 * predict.c: Likewise.
8246 * ra-build.c: Likewise.
8248 * ra-colorize.c: Likewise.
8250 * ra-rewrite.c: Likewise.
8251 * regmove.c: Likewise.
8252 * reload.h: Likewise.
8253 * rtlanal.c: Likewise.
8254 * toplev.c: Likewise.
8256 * unwind-dw2-fde-glibc.c: Likewise.
8257 * vmsdbgout.c: Likewise.
8259 2003-01-16 Richard Henderson <rth@redhat.com>
8261 * dwarf2out.c (struct file_table): Remove.
8262 (FILE_TABLE_INCREMENT): Remove.
8263 (file_table): Make a varray; mark for GC. Update all users.
8264 (file_table_last_lookup_index): Extract from struct file_table.
8265 (output_file_names): Fix unsigned compare warnings.
8266 (add_name_attribute): Remove inline marker.
8267 (add_comp_dir_attribute): Split out from gen_compile_unit_die.
8268 (lookup_filename): Don't manage size of file_table.
8269 (init_file_table): Allocate file_table with GC.
8270 (dwarf2out_init): Don't record main_input_filename here.
8271 (dwarf2out_finish): Do it here instead.
8273 2003-01-16 Bruce Korb <bkorb@gnu.org>
8275 * gcc/fixinc/inclhack.def(limits_ifndef): QNX needs a bypass, too.
8277 2003-01-16 Kaz Kojima <kkojima@gcc.gnu.org>
8279 * config/sh/sh.c (sh_initialize_trampoline): Emit rotrdi3_mextr
8280 instead of rotldi3_mextr.
8282 2003-01-16 Vladimir Makarov <vmakarov@redhat.com>
8284 * haifa-sched.c (move_insn): Restore moving all schedule group.
8285 (set_priorities): Restore taking SCHED_GROUP_P into account.
8287 * sched-deps.c (add_dependence): Restore processing the last group
8289 (remove_dependence, group_leader): Restore the functions.
8290 (set_sched_group_p): Restore adding dependencies from previous insn
8292 (compute_forward_dependences): Restore usage of group_leader.
8294 * sched-ebb.c (init_ready_list): Restore taking SCHED_GROUP_P into
8297 * sched-rgn.c (init_ready_list): Restore taking SCHED_GROUP_P into
8299 (can_schedule_ready_p): Ditto.
8300 (add_branch_dependences): Restore skipping over the group insns.
8302 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
8304 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix handling
8305 68HC12 pre/post inc/dec side effects.
8307 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
8309 * config/m68hc11/m68hc11.h (MASK_M6812): Define.
8311 2003-01-16 J"orn Rennecke <amylaar@onetel.net.uk>
8313 * sh.md (mshflo_w_x): Fix description of operation.
8315 2003-01-16 Zack Weinberg <zack@codesourcery.com>
8317 * config/rs6000/rs6000.h: Mention Altivec registers in
8318 commentary. Fix typo.
8320 2003-01-16 David Edelsohn <edelsohn@gnu.org>
8322 * config/rs6000/rs6000.md (movti_string): Remove clobber.
8323 * config/rs6000/rs6000.c (rs6000_emit_move, TImode): Explicitly
8324 generate PARALLEL with clobber for TARGET_POWER.
8326 2003-01-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8328 * ra-colorize.c (colorize_one_web): Initialize variable.
8329 * regmove.c (fixup_match_1): Likewise.
8330 * reload1.c (reload_as_needed): Likewise.
8331 * sdbout.c (SET_KNOWN_TYPE_TAG): Add cast.
8333 2003-01-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8335 * cfgloop.c (flow_loops_find): Fix handling of abnormal edges.
8337 2003-01-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8339 * dbxout.c (lastfile, cwd): Fix `unused' warning.
8340 * dwarf2out.c (fde_table_in_use, current_funcdef_fde,
8341 dw_cfi_oprnd1_desc, dw_cfi_oprnd2_desc, next_die_offset,
8342 is_main_source, file_table, decl_die_table_in_use,
8343 abbrev_die_table_in_use, line_info_table_in_use,
8344 separate_line_info_table_in_use, pubname_table_in_use,
8345 arange_table_in_use, ranges_table_in_use,
8346 current_function_has_inlines): Likewise.
8347 * flow.c (life_analysis): Likewise.
8348 * genemit.c (gen_insn): Likewise.
8349 * protoize.c (cplus_suffix): Likewise.
8351 * arm.c (ROUND_UP_WORD): Renamed from ROUND_UP.
8352 * arm.h (ROUND_UP_WORD): Likewise.
8354 * arm.h (CONDITIONAL_REGISTER_USAGE): Avoid signed/unsigned
8356 * emit-rtl.c (gen_rtx_REG, set_mem_attributes_minus_bitpos,
8357 init_emit_once): Likewise.
8358 * flow.c (mark_regs_live_at_end, calculate_global_regs_live):
8360 * function.c (assign_stack_temp_for_type): Likewise.
8361 * loop.c (loop_invariant_p): Likewise.
8362 * recog.c (push_operand): Likewise.
8363 * regclass.c (init_reg_sets_1): Likewise.
8364 * reload.c (update_auto_inc_notes): Likewise.
8365 * reload1.c (reload_as_needed, emit_input_reload_insns): Likewise.
8366 * stmt.c (expand_asm_operands): Likewise.
8367 * stor-layout.c (start_record_layout): Likewise.
8369 2003-01-16 Herman A.J. ten Brugge <hermantenbrugge@home.nl>
8371 * config/c4x/c4x.md (epilogue): Correct last patch.
8373 2003-01-15 Richard Henderson <rth@redhat.com>
8375 * config/alpha/alpha.c (find_lo_sum_using_gp): Rename from find_lo_sum;
8376 also check that GP is being used.
8377 (alpha_find_lo_sum_using_gp): New.
8378 (alpha_does_function_need_gp): Use get_attr_usegp.
8379 * config/alpha/alpha-protos.h: Update.
8380 * config/alpha/alpha.md (attr usegp): New. Annotate patterns
8383 2003-01-15 Roger Sayle <roger@eyesopen.com>
8385 * gcse.c (one_cprop_pass): Change function arguments to take both
8386 cprop_jumps and bypass_jumps flags instead of just alter_jumps.
8387 (gcse_main): Update calls to one_cprop_pass, disabling bypassing.
8388 (bypass_jumps): New function to perform separate jump bypassing pass.
8389 * rtl.h (bypass_jumps): Add function prototype.
8390 * timevar.def (TV_BYPASS): New timing variable.
8391 * toplev.c (enum dump_file_index): Add new entry DFI_bypass.
8392 (dump_file): New entry for the bypass RTL dump file.
8393 (rest_of_compilation): Insert new jump bypassing optimization
8395 * doc/passes.texi: Document new pass.
8397 2003-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
8399 * som.h (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY,
8400 ASM_WEAKEN_LABEL, GTHREAD_USE_WEAK): Define.
8401 * pa.h (TARGET_SOM_SDEF): Define.
8402 * pa-hpux11.h (TARGET_SOM_SDEF): Define.
8404 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
8406 * config/m68hc11/m68hc11.c (expand_prologue): Use push/pop to
8407 allocate 4-bytes of locals on 68HC11.
8408 (expand_epilogue): Likewise.
8409 (m68hc11_memory_move_cost): Increase cost of HI/QI soft registers.
8411 2003-01-15 Stephane Carrez <stcarrez@nerim.fr>
8413 * config/m68hc11/m68hc11.h (ASM_SPEC): Handle -m68hcs12; Pass -mshort
8414 and -mshort-double to the assembler to specify the ABI.
8415 (LINK_SPEC): Likewise.
8416 (CPP_SPEC): Pass HCS12 specific define.
8417 (MASK_M68S12): New define.
8418 (TARGET_M68S12): Likewise.
8419 (TARGET_SWITCHES): New options -m68hcs12 and -m68S12.
8420 (TARGET_VERSION): Update.
8421 * config/m68hc11/m68hc12.h (CPP_SPEC): Pass HCS12 specific define.
8422 (LINK_SPEC): Update.
8424 * config/m68hc11/m68hc11.c (m68hc11_asm_file_start): Update.
8425 * doc/invoke.texi (M68hc1x Options): Document -m68hcs12.
8427 2003-01-15 Stephane Carrez <stcarrez@nerim.fr>
8429 * config/m68hc11/m68hc11.md ("return"): Use emit_jump_insn to emit
8432 2003-01-15 Josef Zlomek <zlomekj@suse.cz>
8434 * cfganal.c (set_edge_can_fallthru_flag): Clear the EDGE_CAN_FALLTHRU
8435 flag before setting it.
8437 2003-01-15 Roger Sayle <roger@eyesopen.com>
8439 * c-semantics.c (genrtl_while_stmt): Improve initial RTL generation
8440 when loop condition is known true, i.e. "while (1) { ... }".
8441 (genrtl_for_stmt): Similarly for "for" statements.
8443 2003-01-15 Roger Sayle <roger@eyesopen.com>
8445 * real.c (real_sqrt): Return a bool result indicating whether
8446 a floating point exception or trap should be raised.
8447 * real.h (real_sqrt): Update function prototype.
8448 * builtins.c (fold_builtin): Only fold non-trapping square
8449 roots unless we're ignoring errno and trapping math.
8451 2003-01-15 John David Anglin <dave.anglin@nrc.gc.ca>
8453 * expr.h (emit_conditional_add): Add PARAMS to declaration.
8454 * gengtype-lex.l (malloc, realloc): Move defines after include of
8455 system.h. Remove duplicate include of system.h.
8457 2003-01-15 Roger Sayle <roger@eyesopen.com>
8460 * optabs.c (expand_unop): When manipulating the FP sign bit
8461 using integer operations, account for targets with different
8462 integer and FP word orders.
8463 (expand_abs): Likewise.
8465 2003-01-15 David Edelsohn <edelsohn@gnu.org>
8467 * config/rs6000/rs6000.c (rs6000_gen_section_name): Do not include
8468 file extension in section name.
8470 2003-01-15 Richard Earnshaw <rearnsha@arm.com>
8472 * flow.c (find_auto_inc): Also try to generate a PRE_MODIFY with
8475 2003-01-15 Richard Earnshaw <rearnsha@arm.com>
8477 * arm.h (HAVE_PRE_MODIFY_DISP, HAVE_PRE_MODIFY_REG): Define.
8478 (HAVE_POST_MODIFY_DISP, HAVE_POST_MODIFY_REG): Define.
8479 (ARM_GO_IF_LEGITIMATE_ADDRESS): Handle pre/post-modify addresses.
8480 (ARM_PRINT_OPERAND_ADDRESS): Likewise.
8482 2003-01-15 Jan Hubicka <jh@suse.cz>
8485 * global.c (struct allocno): Add no_stack_reg.
8486 (global_conflicts): Set no_stack_reg.
8489 * convert.c (convert_to_real): Fold - and abs only when profitable.
8490 * fold-const.c (fold): Fold truncates in - and abs.
8492 2003-01-15 Josef Zlomek <zlomekj@suse.cz>
8494 Segher Boessenkool <segher@koffie.nl>
8496 * predict.c (real_inv_br_prob_base): New variable.
8497 (propagate_freq): Use multiply by reciprocal instead of
8498 division. Don't divide by 1.0 at all.
8499 (estimate_bb_frequencies): Similar.
8501 2003-01-15 Alexandre Oliva <aoliva@redhat.com>
8503 * configure.in (libgcc_visibility): Force disabled on IRIX 6 too.
8504 * configure: Rebuilt.
8506 2003-01-15 Hartmut Penner <hpenner@de.ibm.com>
8508 * config/s390/s390.c (s390_safe_attr_type): New function.
8509 (s390_use_dfa_pipeline_interface): New function, return true for z900.
8510 (s390_issue_rate): New function.
8511 (s390_agen_dep_p): New function.
8512 (addr_generation_dependency_p): Use 's390_safe_attr_type'.
8513 (s390_adjust_cost): Return 'cost' if new DFA is used.
8514 (s390_adjust_priority): Delete function.
8515 * config/s390/s390-protos.h: (s390_agen_dep_p): New prototype.
8516 * config/s390/s390.md (atype attribute): Attribute 'atype' default
8517 determined by 'op_type'.
8518 (type attribute): Added more type attributes.
8519 * config/s390/2064.md: New DFA description for z900 pipeline.
8521 2003-01-15 Alexandre Oliva <aoliva@redhat.com>
8523 * config/i386/i386.c (ix86_expand_vector_move): Validize constant
8524 forced to memory. Fixes PR bootstrap/9036.
8526 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Define so as
8527 to set $gp before the call.
8529 2003-01-14 Richard Henderson <rth@redhat.com>
8531 * config/alpha/alpha.c (alpha_expand_mov): Use correct mode
8532 for force_const_mem.
8534 2003-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8536 * genattr.c (main): Rearrange output to avoid prototype warning.
8537 * genautomata.c (transform_3): Fix ambiguous-else warning.
8538 * local-alloc.c (requires_inout): Add parentheses around
8539 assignment used as truth-value.
8540 * timevar.c: Move system includes above local includes. Include
8542 * Makefile.in (timevar.o): Depend on toplev.h.
8544 2003-01-14 Denis Chertykov <denisc@overta.ru>
8546 * config/ip2k/ip2k.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
8547 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8549 * config/ip2k/ip2k.c (ip2k_attribute_table): New table of
8551 (TARGET_ATTRIBUTE_TABLE): New macro.
8552 (valid_machine_type_attribute): Remove.
8553 (valid_machine_decl_attribute): Remove.
8554 (ip2k_handle_progmem_attribute): New function.
8555 (ip2k_handle_fndecl_attribute): New function.
8557 2003-01-10 Andrew Haley <aph@redhat.com>
8559 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Rename
8560 registers to be in correct order. Add rip.
8562 2003-01-14 Kazu Hirata <kazu@cs.umass.edu>
8564 * config/h8300/h8300.md (*andsi3_lshiftrt_9_sb): New.
8565 (*iorsi3_and_lshiftrt_9_sb): Likewise.
8567 2003-01-14 Jan Hubicka <jh@suse.cz>
8569 * convert.c (strip_float_extensions): Look for narrowest type handling
8572 * fold-const.c (fold): Fold (double)float1 CMP (double)float2 into
8574 * convert.c (strip_float_extensions): Make global.
8575 * tree.h (strip_float_extensions): Declare.
8577 2003-01-14 Gabriel Dos Reis <gdr@integrable-solutions.net>
8579 * timevar.def: define TV_NAME_LOOKUP.
8580 * timevar.c (timevar_pop): Be verbose when aborting.
8582 2003-01-13 Andreas Schwab <schwab@suse.de>
8584 * Makefile.in ($(parsedir)/gengtype-lex.c): Don't change to
8585 $(parsedir), just move the temporary file at the end.
8586 ($(parsedir)/gengtype-yacc.c): Likewise.
8588 2003-01-13 Alexandre Oliva <aoliva@redhat.com>
8590 * aclocal.m4 (gcc_AC_PROG_GNAT): Don't try to prepend
8591 ${ac_tool_prefix} to ADAC or CC. Protect them from word
8593 * configure: Rebuilt.
8595 2003-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8597 * config/sparc/gmon-sol2.c (moncontrol, monstartup, _mcleanup,
8598 internal_mcount): Don't use PARAMS.
8599 (monstartup, _mcleanup, internal_mcount, moncontrol): Convert to
8601 (internal_mcount): Use __attribute__, not ATTRIBUTE_UNUSED.
8603 2003-01-13 Andreas Schwab <schwab@suse.de>
8605 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Output type
8608 2003-01-13 Kazu Hirata <kazu@cs.umass.edu>
8610 * config/h8300/h8300.md (*andsi3_lshift_n_sb): New.
8611 (*iorsi3_and_lshiftrt_n_sb): Likewise.
8613 2003-01-12 Mark Mitchell <mark@codesourcery.com>
8616 * c-lex.c (c_lex): Set the token value to error_mark_node for
8617 invalid numeric constants.
8619 2003-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8621 * c-pch.c (asm_file_startpos): Change to `long'.
8622 (pch_init): Use ftell, not ftello.
8623 (c_common_write_pch): Use ftell/fseek, not ftello/fseeko.
8624 Use `long' instead of `off_t'.
8625 (c_common_read_pch): Likewise.
8626 * ggc-common.c (gt_pch_save): Use long/ftell instead of
8629 2003-01-12 Alan Modra <amodra@bigpond.net.au>
8631 * expr.c (expand_expr <RDIV_EXPR>): Correct recursive call args.
8633 2003-01-11 Richard Earnshaw (rearnsha@arm.com)
8635 * arm-protos.h (struct cpp_reader): Add declaration.
8637 2003-01-11 Jan Hubicka <jh@suse.cz>
8640 * i386.c (output_fp_compare): Fix typo.
8642 2003-01-10 David Edelsohn <edelsohn@gnu.org>
8644 * config/rs6000/rs6000.c (common_mode_defined): Mark for PCH.
8646 2003-01-10 Geoffrey Keating <geoffk@apple.com>
8648 * Makefile.in (parsedir): New variable.
8649 (docobjdir): New variable.
8650 (c-parse.o, c-parse.c, c-parse.y, gengtype-lex.o, gengtype-yacc.o,
8651 gengtype-lex.c, gengtype-yacc.c): Use parsedir.
8652 (info, cpp.info, gcc.info, gccint.info, gccinstall.info,
8653 cppinternals.info, generated-manpages, gcov.1, cpp.1, gcc.1, gfdl.7,
8654 gpl.7, fsf-funding.7, maintainer-clean, install-info, install-man):
8656 * objc/Make-lang.in (objc/objc-parse.c, objc/objc-parse.y,
8657 objc.maintainer-clean): Use parsedir.
8659 * varasm.c (struct constant_descriptor_rtx): Remove unused
8662 * toplev.c (documented_lang_options): Document -Winvalid-pch.
8664 2003-01-10 Richard Henderson <rth@redhat.com>
8666 * config/alpha/alpha.h (NO_PROFILE_COUNTERS): Set.
8667 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Kill.
8669 2003-01-10 Richard Henderson <rth@redhat.com>
8671 * combine.c (make_compound_operation): Use SCALAR_INT_MODE_P,
8672 not INTEGRAL_MODE_P when widening extensions.
8674 2003-01-10 Richard Henderson <rth@redhat.com>
8676 * config/alpha/alpha.c (decl_has_samegp): True for !TREE_PUBLIC.
8678 2003-01-10 Geoffrey Keating <geoffk@apple.com>
8680 * ggc-page.c (ggc_collect): Avoid overflow computing
8683 * Makefile.in (RANLIB_FOR_TARGET): Use RANLIB when native.
8684 (RANLIB_TEST_FOR_TARGET): Delete. Don't pass down to sub-makes.
8686 * mklibgcc.in: Remove uses of RANLIB_TEST_FOR_TARGET.
8688 2003-01-10 Jan Hubicka <jh@suse.cz>
8690 * ifcvt.c (noce_try_addcc): Do not call emit_conditional_add
8691 with weird operands.
8693 2003-01-10 Dale Johannesen <dalej@apple.com>
8695 * calls.c (load_register_parameters): Add is_sibcall, sibcall_failure
8696 parameters. Call check_sibcall_argument_overlap if indicated.
8697 (check_sibcall_argument_overlap): Add mark_stored_args_map
8698 parameter. Don't mark parameter area as clobbered if not set.
8699 (expand_call): Adjust calls to above.
8701 2003-01-10 Kelley Cook <kelleycook@comcast.net>
8703 * configure.in (linker read-only and read-write section mixing):
8704 Squelch some assembler warnings.
8705 * configure: Likewise.
8707 2003-01-10 Hartmut Penner <hpenner@de.ibm.com>
8709 * doc/invoke.texi: Document -mtune, delete -mcpu
8710 option for S/390 and zSeries.
8711 * config/s390/s390.c (s390_tune_string) New variable.
8712 (s390_cpu_string) Delete variable.
8713 (override_options): Use s390_tune_string instead of
8715 * config/s390/s390.h: (TARGET_OPTIONS) '-mtune' instead of '-mcpu'.
8717 2003-01-10 Kazu Hirata <kazu@cs.umass.edu>
8719 * config/h8300/h8300.md (*iorsi3_ashift_31): New.
8721 2003-01-10 Josef Zlomek <zlomekj@suse.cz>
8723 * jump.c (next_nonnote_insn_in_loop): New function.
8724 (copy_loop_headers): Use next_nonnote_insn_in_loop instead of
8726 (duplicate_loop_exit_test). Likewise.
8728 2003-01-09 Geoffrey Keating <geoffk@apple.com>
8730 Merge from pch-branch:
8732 2003-01-06 Geoffrey Keating <geoffk@apple.com>
8734 * ggc-page.c (ggc_pch_read): Update the statistics after a PCH
8737 2002-12-24 Geoffrey Keating <geoffk@apple.com>
8739 * cpplib.c (count_registered_pragmas): New function.
8740 (save_registered_pragmas): New function.
8741 (_cpp_save_pragma_names): New function.
8742 (restore_registered_pragmas): New function.
8743 (_cpp_restore_pragma_names): New function.
8744 * cpphash.h (_cpp_save_pragma_names): Prototype.
8745 (_cpp_restore_pragma_names): Likewise.
8746 * cpppch.c (struct save_macro_item): Split from save_macro_data.
8747 (struct save_macro_data): New field 'saved_pragmas'.
8748 (save_macros): Update for changes to struct save_macro_data.
8749 (cpp_prepare_state): Call _cpp_save_pragma_names, update
8750 for changes to struct save_macro_data.
8751 (cpp_read_state): Call _cpp_restore_pragma_names, update
8752 for changes to struct save_macro_data.
8754 * cpppch.c (cpp_read_state): Restore the hashtable references
8757 * tree.h (built_in_decls): Mark for PCH.
8759 * dbxout.c (lastfile): Don't mark for PCH.
8761 * ggc.h: Document PCH calls into memory managers.
8763 2002-12-18 Geoffrey Keating <geoffk@apple.com>
8765 * doc/invoke.texi (Precompiled Headers): Document the
8766 directory form of PCH.
8767 * cppfiles.c (validate_pch): New function.
8768 (open_file_pch): Search suitably-named directories for PCH files.
8770 2002-12-14 Geoffrey Keating <geoffk@apple.com>
8772 * doc/gty.texi (GTY Options): Document chain_next, chain_prev,
8774 (Type Information): Mention that the information is also
8775 used to implement PCH.
8776 * doc/passes.texi (Passes): Improve documentation of
8777 language-specific files.
8779 2002-12-11 Geoffrey Keating <geoffk@apple.com>
8781 * gengtype.c (struct write_types_data): Add reorder_note_routine field.
8782 (struct walk_type_data): Add reorder_fn field.
8783 (walk_type): Process 'reorder' option.
8784 (write_types_process_field): Reorder parameters to gt_pch_note_object,
8785 call reorder_note_routine.
8786 (write_func_for_structure): Reorder parameters to gt_pch_note_object.
8787 (ggc_wtd): Update for change to struct write_types_data.
8788 (pch_wtd): Likewise.
8789 * ggc.h (gt_pch_note_object): Reorder parameters.
8790 (gt_handle_reorder): New definition.
8791 (gt_pch_note_reorder): New prototype.
8792 * ggc-common.c (struct ptr_data): Add reorder_fn.
8793 (gt_pch_note_object): Reorder parameters.
8794 (gt_pch_note_reorder): New.
8795 (gt_pch_save): Call reorder_fn.
8796 * stringpool.c (gt_pch_n_S): Update for change to gt_pch_note_object.
8798 * dbxout.c (cwd): Don't mark for PCH.
8800 2002-12-09 Geoffrey Keating <geoffk@apple.com>
8802 * gengtype.c (finish_root_table): Fix some warnings.
8803 (write_root): Handle TYPE_STRING.
8804 * ggc.h (gt_ggc_m_S): Add prototype.
8805 * stringpool.c (gt_ggc_m_S): New function.
8807 2002-11-30 Geoffrey Keating <geoffk@apple.com>
8809 * dwarf2out.c (dw2_string_counter): New.
8810 (AT_string_form): Use it.
8811 (same_dw_val_p): Update for removal of hashtable.h hash tables.
8813 2002-11-22 Geoffrey Keating <geoffk@apple.com>
8815 * dbxout.c: Include gt-dbxout.h.
8816 (lastfile): Mark for PCH/GGC.
8818 (struct typeinfo): Likewise.
8819 (typevec): Likewise.
8820 (typevec_len): Likewise.
8821 (next_type_number): Likewise.
8822 (struct dbx_file): Likewise.
8823 (current_file): Likewise.
8824 (next_file_number): Likewise.
8825 (dbxout_init): Allocate typevec, struct dbx_file with GGC.
8826 (dbxout_start_source_file): Allocate struct dbx_file with GGC.
8827 (dbxout_end_source_file): Don't free struct dbx_file.
8828 (dbxout_type): Use GGC to allocate typevec.
8829 * Makefile.in (dbxout.o): Depend on gt-dbxout.h, $(GGC_H).
8830 (GTFILES): Add dbxout.c.
8831 (gt-dbxout.h): New rule.
8833 * Makefile.in (c-pch.o): Add debug.h as dependency.
8834 * c-pch.c: Include debug.h.
8835 (pch_init): Call start_source_file to keep nesting right.
8836 (c_common_read_pch): Add orig_name parameter. Call
8837 start_source_file debug hook. Call end_source_file debug hook.
8838 * c-common.h (c_common_read_pch): Update prototype.
8839 * cpplib.h (struct cpp_callbacks): Add fourth field to read_pch
8841 * cppfiles.c (struct include_file): Add new field `header_name'.
8842 (find_or_create_entry): Default it to `name'.
8843 (open_file_pch): Set it to the original header file searched for.
8844 (stack_include_file): Don't stack an empty buffer, just handle
8845 PCH files immediately. Pass header_name field to read_pch callback.
8847 2002-11-19 Geoffrey Keating <geoffk@apple.com>
8849 * function.c (funcdef_no): Mark to be saved in a PCH.
8851 2002-11-15 Geoffrey Keating <geoffk@apple.com>
8853 * ggc-page.c (ggc_pch_read): Remove unused 'bmap_size'.
8855 * cpppch.c (cpp_read_state): Correct size reallocated for 'defn'.
8857 2002-11-14 Geoffrey Keating <geoffk@apple.com>
8859 * optabs.h (code_to_optab): Add GTY marker.
8861 2002-11-13 Geoffrey Keating <geoffk@apple.com>
8863 * Makefile.in (GTFILES): Add cpplib.h.
8864 * c-common.h (struct c_common_identifier): Don't skip 'node' field.
8865 * c-decl.c (build_compound_literal): Don't use var_labelno.
8866 * cpplib.h (struct cpp_hashnode): Use gengtype to mark.
8867 * dwarf2asm.c (dw2_force_const_mem): Don't use const_labelno.
8868 * varasm.c (const_labelno): Use gengtype to mark.
8869 (var_labelno): Likewise.
8870 (in_section): Likewise.
8871 (in_named_name): Likewise.
8872 (struct in_named_entry): Likewise.
8873 (in_named_htab): Likewise.
8874 (set_named_section_flags): Use GGC to allocate struct in_named_entry.
8875 (init_varasm_once): Use GGC to allocate in_named_htab.
8876 * config/darwin.c (current_pic_label_num): Mark for PCH.
8878 2002-11-11 Geoffrey Keating <geoffk@apple.com>
8880 * ggc-simple.c (init_ggc_pch): New stub procedure.
8881 (ggc_pch_count_object): Likewise.
8882 (ggc_pch_total_size): Likewise.
8883 (ggc_pch_this_base): Likewise.
8884 (ggc_pch_alloc_object): Likewise.
8885 (ggc_pch_prepare_write): Likewise.
8886 (ggc_pch_write_object): Likewise
8887 (ggc_pch_finish): Likewise.
8888 (ggc_pch_read): Likewise.
8890 2002-11-08 Geoffrey Keating <geoffk@apple.com>
8892 * c-pch.c (c_common_write_pch): Write the macro definitions after
8894 (c_common_read_pch): Call cpp_prepare_state. Restore the macro
8895 definitions after the GCed data.
8896 * cpplib.c (save_macros): New.
8898 (cpp_write_pch_deps): Split out of cpp_write_pch.
8899 (cpp_write_pch_state): Split out of cpp_write_pch.
8900 (cpp_write_pch): Delete.
8901 (struct save_macro_data): Delete.
8902 (cpp_prepare_state): New.
8903 (cpp_read_state): Erase and restore initial macro definitions.
8904 * cpplib.h (struct save_macro_data): Forward-declare.
8905 (cpp_write_pch_deps): Prototype.
8906 (cpp_write_pch_state): Prototype.
8907 (cpp_write_pch): Delete prototype.
8908 (cpp_prepare_state): Prototype.
8909 (cpp_read_state): Add fourth argument.
8911 2002-11-04 Geoffrey Keating <geoffk@apple.com>
8913 * gengtype.c (adjust_field_rtx_def): Don't use skip on valid fields.
8914 (write_array): Remove warning.
8916 * gengtype.c (contains_scalar_p): New.
8917 (finish_root_table): Add the table to all languages, even if it's
8919 (write_roots): Output gt_pch_scalar_rtab.
8920 * ggc-common.c (gt_pch_save): Write out scalars.
8921 (gt_pch_restore): Read scalars back.
8923 * ggc-page.c (OBJECTS_IN_PAGE): New macro.
8924 (struct page_entry): Delete pch_page field.
8925 (ggc_recalculate_in_use_p): Use OBJECTS_IN_PAGE.
8926 (clear_marks): Likewise.
8927 (sweep_pages): Likewise.
8928 (poison_pages): Likewise.
8929 (ggc_print_statistics): Likewise.
8930 (ggc_pch_read): Don't free objects read from a PCH.
8931 Properly set up in_use_p and page_tails.
8933 2002-10-25 Geoffrey Keating <geoffk@apple.com>
8935 * gengtype.c (struct write_types_data): New.
8936 (struct walk_type_data): Make `cookie' const; add extra
8937 prev_val item; add `orig_s' field.
8938 (walk_type): Update prev_val[3].
8939 (write_types_process_field): New.
8940 (write_func_for_structure): Take write_types_data structure.
8944 (write_types_local_process_field): New.
8945 (gc_mark_process_field): Delete.
8946 (write_local_func_for_structure): New.
8947 (gc_mark_func_name): Delete.
8948 (write_gc_types): Delete.
8950 (finish_root_table): Don't include 'ggc_' in PFX.
8951 (write_root): Rename from write_root. Fill pchw field of structures.
8953 (write_roots): Rename from write_gc_roots. Split out to write_array.
8954 Update to changes to other routines. Write gt_pch_cache_rtab table.
8955 (main): Write PCH walking routines.
8956 * ggc-common.c: Include toplev.h, sys/mman.h.
8957 (ggc_mark_roots): For cache hashtables, also mark the hash table
8958 and the array of entries.
8960 (struct ptr_data): New.
8961 (POINTER_HASH): New.
8962 (gt_pch_note_object): New.
8963 (saving_htab_hash): New.
8964 (saving_htab_eq): New.
8965 (struct traversal_state): New.
8968 (compare_ptr_data): New.
8969 (relocate_ptrs): New.
8970 (write_pch_globals): New.
8971 (struct mmap_info): New.
8973 (gt_pch_restore): New.
8974 * ggc-page.c (ROUND_UP_VALUE): New.
8976 (struct page_entry): Add field `pch_page'.
8977 (init_ggc): Use ROUND_UP.
8978 (struct ggc_pch_data): Declare.
8979 (init_ggc_pch): New.
8980 (ggc_pch_count_object): New.
8981 (ggc_pch_total_size): New.
8982 (ggc_pch_this_base): New.
8983 (ggc_pch_alloc_object): New.
8984 (ggc_pch_prepare_write): New.
8985 (ggc_pch_write_object): New.
8986 (ggc_pch_finish): New.
8987 (ggc_pch_read): New.
8988 * ggc.h (gt_pointer_operator): New.
8989 (gt_note_pointers): New.
8990 (gt_pch_note_object): New prototype.
8991 (gt_pointer_walker): New.
8992 (struct ggc_root_tab): Use gt_pointer_walker, add `pchw' field.
8993 (LAST_GGC_ROOT_TAB): Update.
8994 (gt_pch_cache_rtab): Declare.
8995 (gt_pch_scalar_rtab): Declare.
8996 (struct ggc_cache_tab): Use gt_pointer_walker, add `pchw' field.
8997 (LAST_GGC_CACHE_TAB): Update.
8998 (gt_pch_save_stringpool): Declare.
8999 (gt_pch_restore_stringpool): Declare.
9000 (gt_pch_p_S): Declare.
9001 (gt_pch_n_S): Declare.
9002 (struct ggc_pch_data): Forward-declare.
9003 (init_ggc_pch): Declare.
9004 (ggc_pch_count_object): Declare.
9005 (ggc_pch_total_size): Declare.
9006 (ggc_pch_this_base): Declare.
9007 (ggc_pch_alloc_object): Declare.
9008 (ggc_pch_prepare_write): Declare.
9009 (ggc_pch_write_object): Declare.
9010 (ggc_pch_finish): Declare.
9011 (ggc_pch_read): Declare.
9012 (gt_pch_save): Declare.
9013 (gt_pch_restore): Declare.
9014 * fold-const.c (size_int_type_wide): Allocate size_htab using GGC.
9015 * emit-rtl.c (init_emit_once): Allocate const_int_htab,
9016 const_double_htab, mem_attrs_htab using GGC.
9017 * c-pch.c: Include ggc.h.
9018 (pch_init): Allow reading PCH file back.
9019 (c_common_write_pch): Call gt_pch_save.
9020 (c_common_read_pch): Call gt_pch_restore.
9021 * c-parse.in (init_reswords): Delete now-untrue comment.
9022 Allocate ridpointers using GGC.
9023 * c-objc-common.c (c_objc_common_finish_file): Write PCH before
9024 calling expand_deferred_fns.
9025 * c-common.h (ridpointers): Mark for GTY machinery.
9026 * Makefile.in (stringpool.o): Update dependencies.
9027 (c-pch.o): Update dependencies.
9028 (ggc-common.o): Update dependencies.
9029 * stringpool.c: Include gt-stringpool.h.
9032 (struct string_pool_data): New.
9034 (gt_pch_save_stringpool): New.
9035 (gt_pch_restore_stringpool): New.
9036 * tree.c (init_ttree): Make type_hash_table allocated using GC.
9038 2002-10-04 Geoffrey Keating <geoffk@apple.com>
9040 * gengtype.c (adjust_field_rtx_def): Don't pass size_t to printf.
9041 (output_mangled_typename): Don't pass size_t to printf.
9043 * tree.h (union tree_type_symtab): Add tag to `address' field.
9044 (union tree_decl_u2): Add tag to 'i' field.
9045 * varasm.c (union rtx_const_un): Add tags to all fields.
9046 * gengtype.c (struct walk_type_data): New.
9047 (output_escaped_param): Take struct walk_type_data parameter.
9048 (write_gc_structure_fields): Delete.
9050 (write_gc_marker_routine_for_structure): Delete.
9051 (write_func_for_structure): New.
9052 (gc_mark_process_field): New.
9053 (gc_mark_func_name): New.
9054 (gc_counter): Delete.
9055 (write_gc_types): Use write_func_for_structure.
9056 (write_gc_roots): Use walk_type.
9058 2002-10-02 Geoffrey Keating <geoffk@apple.com>
9060 * ggc-common.c (ggc_mark_roots): Delete 'x'.
9061 (ggc_splay_dont_free): Fix warning about unused 'x'.
9062 (ggc_print_common_statistics): Remove warnings.
9064 2002-10-01 Mike Stump <mrs@apple.com>
9066 * ggc-common.c (ggc_splay_alloc): Actually return the allocated area.
9067 * gengtype.c (write_gc_structure_fields): Handle param[digit]_is.
9069 2002-09-01 Geoffrey Keating <geoffk@redhat.com>
9070 Catherine Moore <clm@redhat.com>
9072 * Makefile (c-pch.o): Update dependencies.
9073 (LIBCPP_OBJS): Add cpppch.o.
9075 * c-common.c (c_common_init): Don't call pch_init here.
9076 * c-common.h (c_common_read_pch): Update prototype.
9077 * c-lex.c (c_common_parse_file): Call pch_init here.
9078 * c-opts.c (COMMAND_LINE_OPTIONS): Add -Winvalid-pch, -fpch-deps.
9079 (c_common_decode_option): Handle them.
9080 * c-pch.c: Include c-pragma.h.
9081 (save_asm_offset): Delete.
9082 (pch_init): Move contents of save_asm_offset into here, call
9084 (c_common_write_pch): Call cpp_write_pch.
9085 (c_common_valid_pch): Warn only when -Winvalid-pch. Call
9087 (c_common_read_pch): Add NAME parameter. Call cpp_read_state.
9088 * cppfiles.c (stack_include_file): Update for change to
9089 parameters of cb.read_pch.
9090 * cpphash.h (struct cpp_reader): Add `savedstate' field.
9091 * cpplib.h (struct cpp_options): Add `warn_invalid_pch' and
9092 `restore_pch_deps' fields.
9093 (struct cpp_callbacks): Add NAME parameter to `read_pch'.
9094 (cpp_save_state): Prototype.
9095 (cpp_write_pch): Prototype.
9096 (cpp_valid_state): Prototype.
9097 (cpp_read_state): Prototype.
9098 * cpppch.c: New file.
9099 * flags.h (version_flag): Remove prototype.
9100 * mkdeps.c (deps_save): New.
9101 (deps_restore): New.
9102 * mkdeps.h (deps_save): Prototype.
9103 (deps_restore): Prototype.
9104 * toplev.c (late_init_hook): Delete.
9105 (version_flag): Make static again.
9106 (compile_file): Don't call late_init_hook.
9107 * toplev.h (late_init_hook): Delete.
9108 * doc/cppopts.texi: Document -fpch-deps.
9109 * doc/invoke.texi (Warning Options): Document -Winvalid-pch.
9111 2002-08-27 Geoffrey Keating <geoffk@redhat.com>
9113 * c-pch.c (c_common_write_pch): Rename from c_write_pch, change
9115 (c_common_valid_pch): Rename from c_valid_pch, change callers.
9116 (c_common_read_pch): Rename from c_read_pch, change callers.
9118 * c-opts.c (COMMAND_LINE_OPTIONS): Allow -output-pch= to have
9119 a space between it and its argument.
9121 2002-08-24 Geoffrey Keating <geoffk@redhat.com>
9123 * c-pch.c: New file.
9124 * toplev.h (late_init_hook): Declare.
9125 * toplev.c (late_init_hook): Define.
9126 (version_flag): Make globally visible.
9127 (compile_file): Call late_init_hook.
9128 (init_asm_output): Make output file seekable.
9129 * gcc.c (default_compilers): Update c-header rule.
9130 * flags.h (version_flag): Declare.
9131 * cpplib.h (struct cpp_callbacks): Add 'valid_pch' and 'read_pch'
9133 * cppfiles.c (struct include_file): Add 'pch' field.
9134 (INCLUDE_PCH_P): New.
9135 (open_file_pch): New.
9136 (stack_include_file): Handle PCH files specially.
9137 (find_include_file): Call open_file_pch instead of open_file.
9138 (_cpp_read_file): Explain why open_file is used instead of
9140 * c-opts.c (c_common_decode_option): Correct OPT__output_pch case.
9141 * c-objc-common.c (c_objc_common_finish_file): Call c_write_pch.
9142 * c-lex.c (init_c_lex): Set valid_pch and read_pch fields
9143 in cpplib callbacks.
9144 * c-common.c (pch_file): Correct comment.
9145 (allow_pch): Define.
9146 (c_common_init): Call pch_init.
9147 * c-common.h (allow_pch): Declare.
9148 (pch_init): Declare.
9149 (c_valid_pch): Declare.
9150 (c_read_pch): Declare.
9151 (c_write_pch): Declare.
9152 * Makefile.in (c-pch.o): New.
9153 (C_AND_OBJC_OBJS): Add c-pch.o.
9154 * doc/invoke.texi (Precompiled Headers): Add index entries,
9155 complete truncated paragraph.
9157 2002-08-17 Geoffrey Keating <geoffk@redhat.com>
9159 * c-common.c: (pch_file): Define.
9160 * c-common.h (pch_file): Declare.
9161 * c-opts.c (COMMAND_LINE_OPTIONS): Add --output-pch=.
9162 (missing_arg): Require --output-pch= to have an argument.
9163 (c_common_decode_option): Handle --output-pch=.
9164 * gcc.c: Document new %V.
9165 (default_compilers): Handle compiling C header files.
9166 (do_spec_1): Implement %V.
9167 (main): Handle "gcc foo.h" without trying to run linker.
9168 * doc/invoke.texi (Invoking GCC): Add new menu item for PCH.
9169 (Overall Options): Document what the driver does with header files,
9170 document new -x option possibilities.
9171 (Invoking G++): More documentation for PCH.
9172 (Precompiled Headers): New.
9174 2002-08-09 Geoffrey Keating <geoffk@redhat.com>
9176 * ggc.h: Don't include varray.h. Rearrange functions to be more
9178 (ggc_add_root): Delete.
9179 (ggc_mark_rtx): Delete.
9180 (ggc_mark_tree): Delete.
9181 (struct ggc_statistics): Remove contents.
9182 * ggc-common.c: Remove unneeded includes.
9183 (struct ggc_root): Delete.
9185 (ggc_add_root): Delete.
9186 (ggc_mark_roots): Don't mark `roots'. Call ggc_mark_stringpool.
9187 (ggc_print_common_statistics): Remove most of the contents.
9188 * Makefile.in (GGC_H): No longer uses varray.h.
9189 (ggc-common.o): Update dependencies.
9190 (c-parse.o): Add varray.h to dependencies.
9191 (c-common.o): Add varray.h.
9192 * stringpool.c (mark_ident): Use mangled name for tree marker routine.
9193 (mark_ident_hash): Rename to ggc_mark_stringpool.
9194 (init_stringpool): Don't use ggc_add_root.
9195 * c-parse.in: Include varray.h.
9196 * c-common.c: Include varray.h.
9197 * objc/Make-lang.in (objc-act.o): Add varray.h.
9198 * objc/objc-act.c: Include varray.h.
9200 2002-07-25 Geoffrey Keating <geoffk@redhat.com>
9202 * dwarf2out.c (dw_cfi_oprnd2_desc): Fix ISO-only function definition.
9203 (dw_cfi_oprnd1_desc): Likewise.
9205 2002-07-17 Geoffrey Keating <geoffk@redhat.com>
9207 * config/alpha/alpha.c (struct alpha_links): Use gengtype to mark;
9209 (alpha_links): Use gengtype to mark; move out of ifdef.
9210 (mark_alpha_links_node): Delete.
9211 (mark_alpha_links): Delete.
9212 (alpha_need_linkage): Use GGC to allocate splay tree, struct
9213 alpha_links, strings. Don't use ggc_add_root.
9214 * ggc-common.c (ggc_splay_alloc): New.
9215 (ggc_splay_dont_free): New.
9216 * ggc.h (ggc_mark_rtx): Update for changed name mangling.
9217 (ggc_mark_tree): Likewise.
9218 (splay_tree_new_ggc): New.
9219 (ggc_splay_alloc): Declare.
9220 (ggc_splay_dont_free): Declare.
9221 * dwarf2asm.c: Include gt-dwarf2asm.h.
9222 (mark_indirect_pool_entry): Delete.
9223 (mark_indirect_pool): Delete.
9224 (indirect_pool): Use gengtype to mark.
9225 (dw2_force_const_mem): Don't use ggc_add_root.
9226 * Makefile.in (dwarf2asm.o): Depend on gt-dwarf2asm.h.
9227 (GTFILES): Add SPLAY_TREE_H, dwarf2asm.c.
9228 (gt-dwarf2asm.h): Depend on s-gtype.
9230 2002-07-08 Geoffrey Keating <geoffk@redhat.com>
9232 * tree.h (union tree_type_symtab): Mark `die' field.
9233 * Makefile.in (dwarf2out.o): Update dependencies.
9234 * dwarf2out.c: Use GGC to allocate all structures. Convert to htab_t
9236 (dw_cfi_oprnd1_desc): New function.
9237 (dw_cfi_oprnd2_desc): New function.
9238 (indirect_string_alloc): Delete.
9239 (debug_str_do_hash): New function.
9240 (debug_str_eq): New function.
9241 (mark_limbo_die_list): Delete.
9242 (dwarf2out_init): Don't call ggc_add_root.
9244 2003-01-09 Vladimir Makarov <vmakarov@redhat.com>
9246 The following changes are merged from itanium-sched-branch:
9248 2003-01-08 David Edelsohn <edelsohn@gnu.org>
9250 * doc/md.texi: Clarify assignment of units to automata description.
9252 2003-01-08 Vladimir Makarov <vmakarov@redhat.com>
9254 * genautomata.c (unit_decl): Remove members
9255 `the_same_automaton_unit' and
9256 `the_same_automaton_message_reported_p'.
9257 (process_unit_to_form_the_same_automaton_unit_lists,
9258 form_the_same_automaton_unit_lists_from_regexp,
9259 form_the_same_automaton_unit_lists, the_same_automaton_lists):
9261 (annotation_message_reported_p): New global variable.
9262 (check_unit_distribution_in_reserv,
9263 check_regexp_units_distribution): New functions.
9264 (check_unit_distributions_to_automata): Rewrite it.
9266 2003-01-04 Vladimir Makarov <vmakarov@redhat.com>
9268 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
9269 Use continue instead of break if cycle is too big.
9271 2002-12-20 Vladimir Makarov <vmakarov@redhat.com>
9273 * genautomata.c (check_unit_distributions_to_automata): Output at
9274 most one message for a unit.
9275 (process_unit_to_form_the_same_automaton_unit_lists): Check
9276 automaton of units instead of units themself.
9278 * doc/md.texi: Describe the constraint about assigning unit to
9281 2002-12-20 Jan Hubicka <jH@suse.cz>
9282 Vladimir Makarov <vmakarov@redhat.com>
9284 * genautomata.c (unit_decl): Add new members `min_occ_cycle_num'
9286 (gen_cpu_unit): Initialize the new members.
9287 (process_regexp_cycles): Calculate minimal finish cycle too. Set
9288 up `min_occ_cycle_num'.
9289 (evaluate_max_reserv_cycles): Change the function call.
9290 (CLEAR_BIT): New macro.
9291 (states_union, state_shift): Use the mask.
9292 (initiate_excl_sets, form_reserv_sets_list): Set up `in_set_p'.
9293 (form_reservs_matter): New function.
9294 (make_automaton): Call the function and use the mask.
9295 (estimate_one_automaton_bound): Take `min_occ_cycle_num' into
9298 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
9300 * config/ia64/itanium2.md (lfetch): Change the insn reservation.
9302 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
9304 * config/ia64/ia64.c (bundling): Try to insert 2 nops for M insn
9307 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
9309 * config/ia64/ia64.c (ia64_override_options): Make itanium2 as
9312 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
9313 2002-10-31 Dale Johannesen <dalej@apple.com>
9315 * haifa-sched.c (find_set_reg_weight): New function.
9316 (find_insn_reg_weight): Use the new function.
9317 (schedule_block): Do sorting ready queue always
9320 2002-11-27 Vladimir Makarov <vmakarov@redhat.com>
9322 * config/ia64/ia64.c (bundling): Use MFI template instead of MLX.
9324 2002-11-19 Vladimir Makarov <vmakarov@redhat.com>
9326 * haifa-sched.c (choice_entry): New structure.
9327 (choice_stack, cycle_issued_insns): New variables.
9328 (max_issue): Rewrite it.
9329 (choose_ready): Set up ready_try for unknown insns too.
9330 (schedule_block): Allocate and free choice_stack. Set up
9331 and modify cycle_issued_insns.
9333 * config/ia64/ia64.c (issue_nops_and_insn): Combine insn issue
9334 with and without filling the bundle.
9335 (bundling): Combine calls of issue_nops_and_insn.
9337 2002-10-17 Vladimir Makarov <vmakarov@redhat.com>
9339 * config/ia64/itanium1.md: New file.
9341 * config/ia64/itanium2.md: New file.
9343 * config/ia64/ia64.md: Move DFA descriptions into the new files.
9344 Remove the old pipeline description.
9346 * config/ia64/ia64.c (ia64_override_options): Add aliases of
9347 itanium processor names.
9349 2002-10-16 Vladimir Makarov <vmakarov@redhat.com>
9351 * config/ia64/ia64.c (bundling): Print states for Itanium2 too.
9352 (ia64_reorg): Set up queried unit codes for Itanium2 too.
9354 * config/ia64/ia64.md: Add descriptions for Itanium2.
9356 2002-10-08 Vladimir Makarov <vmakarov@redhat.com>
9358 * config/ia64/ia64.h (processor_type): New enumeration.
9359 (ia64_tune, ia64_tune_string): New external declarations.
9360 (TARGET_OPTIONS): Add option `tune='.
9362 * config/ia64/ia64.c (ia64_tune, ia64_tune_string): New global
9364 (ia64_override_options): Set up `ia64_tune'.
9365 (ia64_sched_reorder2): Set up `clocks' only for Itanium.
9366 (ia64_dfa_new_cycle): Set up `add_cycles' only for Itanium.
9367 (bundling): Add nops for MM-insns only for Itanium.
9368 (ia64_reorg): Allocate and free `clocks' and `add_cycles' only for
9371 * config/ia64/ia64.md (cpu): New attribute.
9372 (DFA description): Enable it only for Itanium.
9374 2002-10-08 Vladimir Makarov <vmakarov@redhat.com>
9375 Richard Henderson <rth@redhat.com>
9377 * config/ia64/ia64.h (MASK_TUNE_STOP_BITS): Rename it to
9378 MASK_EARLY_STOP_BITS.
9379 (TARGET_TUNE_STOP_BITS): Rename it to TARGET_EARLY_STOP_BITS.
9380 (TARGET_SWITCHES): Rename option `tune-stop-bits' to
9383 * config/ia64/ia64.c (ia64_dfa_new_cycle,
9384 final_emit_insn_group_barriers): Use TARGET_EARLY_STOP_BITS
9385 instead of TARGET_TUNE_STOP_BITS.
9387 * doc/invoke.texi: Rename option `-mtune-stop-bits' to
9388 `-mearly-stop-bits'.
9390 * config/ia64/ia64.c (automata_option "v"): Comment it.
9392 2002-10-07 Vladimir Makarov <vmakarov@redhat.com>
9394 * config/ia64/ia64.h (MASK_TUNE_STOP_BITS, TARGET_TUNE_STOP_BITS):
9396 (TARGET_SWITCHES): Add entries for the new option.
9398 * config/ia64/ia64.c (dfa_stop_insn, last_scheduled_insn, rtx
9399 dfa_pre_cycle_insn, ia64_nop): Don't make them as roots for GC.
9400 (stops_p, stop_before_p, clocks_length, clocks, add_cycles): New
9402 (ia64_sched_reorder2): Set up `clocks'.
9403 (ia64_variable_issue): Set up `stops_p' and reset `stop_before_p'.
9404 (ia64_dfa_new_cycle): Set up add_cycle. Permit sorting ready
9405 queue when TARGET_TUNE_STOP_BITS.
9406 (bundling): Insert additional nops for MM-insns.
9407 (final_emit_insn_group_barriers): Add insertion of stop bits
9408 according `stops_p'.
9409 (ia64_reorg): Initiate the new varibales.
9411 * doc/invoke.texi: Add description of option `-mtune-stop-bits'.
9413 2002-10-02 Vladimir Makarov <vmakarov@redhat.com>
9415 * haifa-sched.c (schedule_block): Modify INSN_TICK of depended
9416 insns at the end of block insn scheduling.
9418 2002-09-30 Vladimir Makarov <vmakarov@redhat.com>
9420 * sched-deps.c (remove_dependence, group_leader): Remove it.
9421 (add_dependence): Add dependence to group leader to.
9422 (set_sched_group_p): Add dependence to the first insn of the
9424 (sched_analyze_insn): Make dependence to jump as anti-dependence.
9425 Change true dependence by anti-dependence when
9426 `reg_pending_barrier'.
9428 * sched-rgn.c (init_ready_list, can_schedule_ready_p,
9429 add_branch_dependences): Ignore schedule groups.
9431 * sched-ebb.c (init_ready_list): Ditto.
9433 * (move_insn, set_priorities): Ditto.
9435 * config/ia64/ia64.c (ia64_sched_init): Check that schedule group
9436 flag is clear after reload.
9437 (adjust_cost): Change cost only for output dependencies.
9439 * config/ia64/ia64.md: Add more insns into bypass for MM-insns.
9441 2002-09-26 Vladimir Makarov <vmakarov@redhat.com>
9443 * Makefile.in (sched-ebb.o): Add `$(TARGET_H)' to the entry.
9445 * target.h (gcc_target): Add member
9446 `dependencies_evaluation_hook'.
9448 * target-def.h (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New
9450 (TARGET_SCHED): Add initiatialization of the new member.
9452 * sched-ebb.c: Include `target.h'.
9453 (schedule_ebb): Call `dependencies_evaluation_hook'.
9455 * sched-rgn.c (schedule_region): Call
9456 `dependencies_evaluation_hook'.
9458 * config/ia64/ia64.c (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
9460 (ia64_dependencies_evaluation_hook): New function.
9462 * doc/tm.texi (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
9463 Describe the new hook.
9465 2002-09-25 Vladimir Makarov <vmakarov@redhat.com>
9467 * target.h (gcc_target): Add members
9468 `first_cycle_multipass_dfa_lookahead_guard' and `dfa_new_cycle'.
9470 * target-def.h (TARGET_SCHED_DFA_NEW_CYCLE,
9471 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD): New
9473 (TARGET_SCHED): Add initiatialization of the new members.
9475 * haifa-sched.c (schedule_insn): Update last_clock_var for the 1st
9476 insn scheduling too.
9477 (choose_ready): Use `first_cycle_multipass_dfa_lookahead_guard' to
9478 initialize `ready_try'.
9479 (schedule_block): Use `dfa_new_cycle'. Sort `ready' only unless
9480 `dfa_new_cycle' says not to do it.
9482 * config/ia64/ia64.md: Add DFA Itanium 1 description for insn
9485 * config/ia64/ia64.h (CPU_UNITS_QUERY): New macro.
9487 * config/ia64/ia64.c: Include `hashtab.h'.
9488 (ia64_first_cycle_multipass_dfa_lookahead_guard,
9489 ia64_dfa_new_cycle, final_emit_insn_group_barriers,
9490 ia64_dfa_sched_reorder, get_free_bundle_state, free_bundle_state,
9491 initiate_bundle_states, finish_bundle_states, bundle_state_hash,
9492 bundle_state_eq_p, insert_bundle_state,
9493 initiate_bundle_state_table, finish_bundle_state_table,
9494 try_issue_nops, try_issue_insn, issue_nops_and_insn, get_max_pos,
9495 get_template, get_next_important_insn, bundling): New functions.
9496 (ia64_internal_sched_reorder): Remove it.
9497 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
9498 TARGET_SCHED_DFA_NEW_CYCLE): New macros.
9499 (ia64_safe_itanium_requires_unit0): Remove it.
9500 (group_barrier_needed_p): Place group barrier right before a real
9502 (bundle, ia64_packet, NR_PACKETS, type_names, packets, packets):
9504 (bundle_name): New variable.
9505 (_0mii_, _0mmi_, _0mfi_, _0mmf_, _0bbb_, _0mbb_, _0mib_, _0mmb_,
9506 _0mfb_, _0mlx_, _1mii_, _1mmi_, _1mfi_, _1mmf_, _1bbb_, _1mbb_,
9507 _1mib_, _1mmb_, _1mfb_, _1mlx_, pos_1, pos_2, pos_3, pos_4, pos_5,
9508 pos_6, dfa_stop_insn, last_scheduled_insn, dfa_state_size,
9509 temp_dfa_state, prev_cycle_state): New global variables.
9510 (insn_matches_slot, maybe_rotate, finish_last_head,
9511 rotate_one_bundle, rotate_one_bundles, nop_cycles_until,
9512 cycle_end_fill_slots, packet_matches_p, get_split, find_best_insn,
9513 find_best_packet, itanium_reorder, dump_current_packet,
9514 schedule_stop, gen_nop_type, ia64_emit_nops): Remove them.
9515 (sched_data, sched_ready, sched_types): Remove them.
9516 (ia64_sched_init): Initiate only `last_scheduled_insn' and call
9517 `init_insn_group_barriers'.
9518 (ia64_sched_reorder, ia64_sched_reorder2): Call
9519 ia64_dfa_sched_reorder.
9520 (ia64_variable_issue): Rewrite it.
9521 (bundle_state): New structure.
9522 (index_to_bundle_states, bundle_states_num,
9523 allocated_bundle_states_chain, free_bundle_state_chain): New
9525 (ia64_sched_finish): Add stop bits and call `bundling' after the
9526 2nd insn scheduling.
9527 (ia64_use_dfa_pipeline_interface): Return zero always.
9528 (ia64_first_cycle_multipass_dfa_lookahead): Return 6 for the 2nd
9530 (ia64_init_dfa_pre_cycle_insn): Initialize `dfa_state_size',
9531 `temp_dfa_state', `prev_cycle_state', and `dfa_stop_insn'.
9532 (ia64_reorg): Add bundling insns.
9535 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
9536 TARGET_SCHED_DFA_NEW_CYCLE): Describe the new hooks.
9538 2002-09-23 Vladimir Makarov <vmakarov@redhat.com>
9540 * config/ia64/ia64.md: Add Itanium1 DFA description.
9541 (itanium_class): Add `nop' and `pre_cycle'. Add
9542 define_function_unit for `nop'.
9543 (nop): Change attribute `itanium_class'.
9544 (pre_cycle): New define_insn.
9546 * config/ia64/ia64-protos.h (bundling_p): New external variable.
9547 (ia64_st_address_bypass_p, ia64_ld_address_bypass_p,
9548 ia64_produce_address_p): New function prototypes.
9550 * config/ia64/ia64.c (bundling_p): New global variable.
9551 (ia64_use_dfa_pipeline_interface,
9552 ia64_first_cycle_multipass_dfa_lookahead,
9553 ia64_init_dfa_pre_cycle_insn, ia64_dfa_pre_cycle_insn): New
9555 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
9556 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
9557 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
9558 TARGET_SCHED_DFA_PRE_CYCLE_INSN): New macros.
9559 (ia64_sched_init, ia64_sched_reorder, ia64_sched_reorder2,
9560 ia64_variable_issue, ia64_sched_finish): Do nothing before reload.
9561 (dfa_pre_cycle_insn): New variable.
9563 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
9565 * rtl.def (FINAL_PRESENCE_SET, FINAL_ABSENCE_SET): New
9568 * genattrtab.h (gen_final_presence_set, gen_final_absence_set):
9569 New function prototypes.
9571 * genattrtab.c (main): Process the new constructions.
9573 * genautomata.c (gen_presence_absence_set,
9574 process_presence_absence_names, process_presence_absence_patterns,
9575 add_presence_absence, check_absence_pattern_sets): Add parameter
9577 (unit_decl): Add new members `final_presence_list' and
9578 `final_absence_list'.
9579 (unit_pattern_rel_decl): Add new member `final_p'.
9580 (gen_final_presence_set, gen_final_absence_set): New functions.
9581 (process_decls): Use member `final_p'.
9582 (temp_reserv): New global variable.
9583 (reserv_sets_are_intersected): Add processing `final_presence_set'
9584 and `final_absence_set'.
9585 (initiate_states): Allocate `temp_reserv'.
9586 (unit_final_presence_set_table, unit_final_absence_set_table): New
9588 (initiate_presence_absence_pattern_sets): Initiate them.
9589 (NDFA_to_DFA): Fix typo.
9590 (output_description): Output `final_presence_set' and
9591 `final_absence_set'.
9593 * doc/md.texi (final_presence_set, final_absence_set): Describe
9596 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
9598 * genautomata.c (transform_3): Process a missing case (nothing on
9601 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
9603 * rtl.def (DEFINE_QUERY_CPU_UNIT, AUTOMATA_OPTION): Change
9604 comments about queried units and the minimization.
9606 * doc/md.texi: Ditto.
9608 * genautomata.c (create_composed_state): Return nonzero if the new
9609 state has been created.
9610 (first_cycle_unit_presence): New function.
9611 (state_is_differed): Add new parameter. Use the new function.
9612 Take queried units into account.
9613 (partition_equiv_class): Pass additional parameter to
9614 `state_is_differed'.
9615 (merge_states): Process composed states too.
9616 (build_automaton, create_automata, output_min_issue_delay_table,
9617 output_tables, output_statistics): Output more information.
9618 (output_reserved_units_table): Use function
9619 `first_cycle_unit_presence'.
9620 (output_tables): Output table of queried units even if the
9621 minimization is switched on.
9622 (write_automata): Output code for querying units even if the
9623 minimization is switched on.
9625 2002-09-19 Vladimir Makarov <vmakarov@redhat.com>
9627 * rtl.def (PRESENCE_SET, ABSENCE_SET): Add comments about extended
9628 syntax of the constructions.
9630 * doc/md.texi (PRESENCE_SET, ABSENCE_SET): Add description of
9631 extended syntax of the constructions.
9633 * genautomata.c (unit_rel_decl): Rename it to
9634 `unit_pattern_rel_decl'.
9635 (pattern_set_el, pattern_reserv): New structures.
9636 (pattern_set_el_t, pattern_reserv_t): New types.
9637 (gen_presence_absence_set): New function.
9638 (process_presence_absence): Remove it.
9639 (process_presence_absence_names,
9640 process_presence_absence_patterns): New functions.
9641 (get_presence_absence_set): Remove it.
9642 (initiate_presence_absence_sets): Rename it on
9643 `initiate_presence_absence_pattern_sets'. Use new function
9644 `form_reserv_sets_list'.
9645 (form_reserv_sets_list, check_presence_pattern_sets,
9646 check_absence_pattern_sets, output_pattern_set_el_list): New
9648 (unit_decl): Change types of members `presence_list' and
9650 (unit_rel_decl): Rename member `names_num' to `all_names_num'.
9651 (decl): Change types of members `excl', `presence', and `absence'.
9652 (get_str_vect): Rename `par_flag' to `paren_p'. Add null element
9653 at the end of the vector.
9654 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9655 gen_automaton, gen_regexp_repeat, gen_regexp_allof,
9656 gen_regexp_oneof, gen_regexp_sequence): Use boolean values.
9657 (gen_presence_set, gen_absence_set): Use new function
9658 `gen_presence_absence_set'.
9659 (add_presence_absence): Process `pattern_list' instead of
9661 (process_decls): USe new functions
9662 `process_presence_absence_names' and
9663 `process_presence_absence_patterns'.
9664 (reserv_sets_are_intersected): Use new function
9665 `check_presence_pattern_sets'.
9666 (presence_set, absence_set): Remove them.
9667 (unit_presence_set_table, unit_absence_set_table): New global
9669 (output_description): Use new function
9670 `output_pattern_set_el_list'.
9671 (generate): Use `initiate_presence_absence_pattern_sets'.
9673 2002-09-18 Vladimir Makarov <vmakarov@redhat.com>
9675 * genattr.c (main): Add output of prototype of new interface
9676 function `dfa_clean_insn_cache'.
9678 * genautomata.c (output_dfa_clean_insn_cache_func): New function.
9679 (DFA_CLEAN_INSN_CACHE_FUNC_NAME): New macro.
9680 (output_dfa_start_func): Use function `dfa_clean_insn_cache' in
9682 (write_automata): Call the new function.
9684 2003-01-09 Jan Hubicka <jh@suse.cz>
9686 * i386.md (unit, prefix_0f, memory attributes): Hanlde sseicvt
9689 2003-01-09 Paolo Carlini <pcarlini@unitus.it>
9691 * doc/tm.texi (EXTRA_ADDRESS_CONSTRAINT): Fix typo.
9693 2003-01-09 J"orn Rennecke <joern.rennecke@superh.com>
9695 * defaults.h (EXTRA_MEMORY_CONSTRAINT): Add STR argument.
9696 (EXTRA_ADDRESS_CONSTRAINT): Likewise.
9697 (CONSTRAINT_LEN): Provide default definition.
9698 (CONST_OK_FOR_CONSTRAINT_P): Likewise.
9699 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Likewise.
9700 (EXTRA_CONSTRAINT_STR): Likewise.
9701 (REG_CLASS_FROM_CONSTRAINT): Define.
9702 * genoutput.c (check_constraint_len, constraint_len): New functions.
9703 (validate_insn_alternatives): Check CONSTRAINT_LEN for each
9704 constraint / modifier.
9705 (gen_insn): Call check_constraint_len.
9706 * local-alloc.c (block_alloc): Update to use new macros / pass
9707 second argument to EXTRA_{MEMORY,ADDRESS}_CONSTRAINT.
9708 * ra-build.c (handle_asm_insn): Likewise.
9709 * recog.c (asm_operand_ok, preprocess_constraints): Likewise.
9710 (constrain_operands, peep2_find_free_register): Likewise.
9711 * regclass.c (record_operand_costs, record_reg_classes): Likewise.
9712 * regmove.c (find_matches): Likewise.
9713 * reload.c (push_secondary_reload, find_reloads): Likewise.
9714 (alternative_allows_memconst): Likewise.
9715 * reload1.c (maybe_fix_stack_asms): Likewise.
9716 (reload_cse_simplify_operands): Likewise.
9717 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
9718 * doc/tm.texi (CONSTRAINT_LEN, REG_CLASS_FROM_CONSTRAINT): Document.
9719 (CONST_OK_FOR_CONSTRAINT_P): Likewise.
9720 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P, EXTRA_CONSTRAINT_STR): Likewise.
9721 (EXTRA_MEMORY_CONSTRAINT, EXTRA_ADDRESS_CONSTRAINT): Add STR argument.
9722 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Likewise.
9724 * sh.h (OVERRIDE_OPTIONS): Allow first scheduling pass for SH5.
9726 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
9728 * config/h8300/h8300.md (*extzv_1_r_h8300): Correct the insn
9730 (*extzv_1_r_h8300hs): Likewise.
9731 (*extzv_1_r_inv_h8300): Likewise.
9732 (*extzv_1_r_inv_h8300hs): Likewise.
9734 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
9736 * config/h8300/h8300.h (PREDICATE_CODES): New.
9738 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
9740 * config/h8300/h8300.md (*addsi3_upper): New.
9741 (*iorsi3_shift): Likewise.
9742 (two splitters): Likewise.
9743 (*addsi3_shift): Likewise.
9744 (two splitters): Likewise.
9746 2003-01-09 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
9748 * Makefile.in (optabs.o): Add dependency on basic-block.h.
9749 * basic-block.h (control_flow_insn_p): Fuction was exported.
9750 * cfgbuild.c (control_flow_insn_p): Fuction was made non-static.
9751 * optabs.c (emit_libcall_block): Emit REG_LIBCALL and REG_RETVAL
9752 notes only when the region is contained in a single basic block.
9754 2003-01-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9757 * tree.h (expand_asm): New prototype.
9758 * stmt.c (expand_asm): Set the MEM_VOLATILE_P flag if instructed
9760 * c-semantics (genrtl_asm_stmt): Pass the RID_VOLATILE qualifier
9762 * c-typeck.c (simple_asm_stmt): Set the RID_VOLATILE qualifier.
9763 * rtlanal.c (volatile_insn_p) [ASM_INPUT]: Test the MEM_VOLATILE_P flag.
9764 (volatile_refs_p) [ASM_INPUT]: Likewise.
9765 (side_effects_p) [ASM_INPUT]: Likewise.
9767 2003-01-09 Jan Hubicka <jh@suse.cz>
9769 * i386.md (*mul*): FIx constraints; remove confused comment; fix
9770 athlon_decode attributes
9771 (imul/k8 optimization peep2s): New.
9773 * athlon.md (athlon_ssecmp*): Handle ssecomi as well.
9774 * i386.md (type attribute): Add ssecomi.
9775 (unit, memory, prefix attributes): Handle ssecomi.
9776 (cvt?2? patterns): Fix athlon_decode attribute
9777 (comi patterns): Set attribute to ssecomi.
9780 * m68k.md (umulsidi, mulsidi expanders): Use register operand.
9782 2003-01-09 Richard Sandiford <rsandifo@redhat.com>
9784 * config/mips/mips.h (PREDICATE_CODES): Add ADDRESSOF for predicates
9785 that match register_operands.
9786 * config/mips/mips.c (reg_or_0_operand, true_reg_or_0_operand): Make
9787 register_operand the default case.
9789 2003-01-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9792 * c-typeck.c (process_init_element) [RECORD_TYPE]: For
9793 an empty element, do not advance the pointer to unfilled
9794 fields if there are pending initializers.
9796 2003-01-09 Christian Cornelssen <ccorn@cs.tu-berlin.de>
9798 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Also pass DESTDIR.
9799 (install-gcc-tooldir, install-cpp, installdirs,
9800 install-common, install-driver, install-info, install-man,
9801 install-headers, install-include-dir, install-headers-tar,
9802 install-headers-cpio, install-headers-cp, install-mkheaders,
9803 install-collect2, uninstall): Prepend $(DESTDIR) to
9804 destination paths in all (un)installation commands.
9805 (install-driver): Rewrite $(LN) commands to support DESTDIR
9806 with "ln" as well as with "ln -s".
9807 (installdirs): Simply use mkinstalldirs.
9808 (install-libgcc, install-multilib): Also pass DESTDIR.
9809 * mklibgcc.in: Prepend $(DESTDIR) to $(libsubdir) in the
9810 installation destination variable ldir.
9811 * config/alpha/t-osf4, config/arm/t-netbsd,
9812 config/ia64/t-hpux, config/mips/t-iris5-6,
9813 config/pa/t-hpux-shlib, config/rs6000/t-aix43,
9814 config/rs6000/t-aix52, config/t-slibgcc-elf-ver,
9815 config/t-slibgcc-sld: Prepend $$(DESTDIR) to $$(slibdir)
9816 in the definition of SHLIB_INSTALL.
9817 * config/arc/t-arc (install-multilib-arc): Prepend $(DESTDIR) to
9818 $(libsubdir) in the installation commands.
9820 2003-01-08 Kaz Kojima <kkojima@gcc.gnu.org>
9822 * config/sh/sh.h (CASE_VECTOR_MODE): Use SImode for a
9823 non-optimizing compile.
9824 (ASM_OUTPUT_ADDR_VEC_ELT): Use .long for a non-optimizing
9827 2003-01-08 Douglas B Rupp <rupp@gnat.com>
9829 * config/i386/i386.c (ix86_attribute_table): Add new attributes
9830 ms_struct and gcc_struct.
9831 (ix86_handle_struct_attribute): New function.
9832 (ix86_ms_bitfield_layout_p): Update to take new attributes
9834 * doc/extend.texi: Document new attributes.
9835 * testsuite/gcc.dg/bf-ms-attrib.c: New test.
9837 2003-01-08 Danny Smith <dannysmith@users.sourceforge.net>
9839 PR optimization/8750
9840 * config/i386/i386.c (ix86_expand_prologue): Don't allow
9841 scheduling pass to move insns across __alloca call.
9843 2003-01-08 Dale Johannesen <dalej@apple.com>
9845 * config/rs6000/rs6000.md: Replace *store_multiple_string
9848 2003-01-08 Jeff Sturm <jsturm@one-point.com>
9851 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info):
9852 Set SYMBOL_REF_FLAG on local data sym_ref.
9854 2003-01-08 Dale Johannesen <dalej@apple.com>
9856 * function.c (assign_parms): Don't set pretend_args_size if
9857 REG_PARM_STACK_SPACE.
9858 config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
9861 2003-01-08 Nathanael Nerode <neroden@gcc.gnu.org>
9865 2003-01-09 Jan Hubicka <jh@suse.cz>
9867 * i386.c (ix86_expand_int_addcc): Fix thinko.
9869 2003-01-08 David Edelsohn <edelsohn@gnu.org>
9871 * config/rs6000/rs6000.h (FUNCTION_MODE): Always use SImode.
9872 * config/rs6000/rs6000.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine
9873 as hook_bool_tree_hwi_hwi_tree_true.
9874 (rs6000_emit_allocate_stack): Use TARGET_32BIT.
9875 (rs6000_emit_epilogue): Same.
9876 (rs6000_output_mi_thunk): Re-implement as RTL.
9877 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Call
9878 xcoffout_declare_function if any debugging enabled.
9880 2003-01-08 Chris Demetriou <cgd@broadcom.com>
9882 * config.gcc (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*): New
9883 targets, to support MIPS32 Release 2 (MIPS32R2) configurations.
9884 * config/mips/mips.h (enum processor_type): Rename
9885 PROCESSOR_R4KC to PROCESSOR_4KC, PROCESSOR_R5KC to
9886 PROCESSOR_5KC, and PROCESSOR_R20KC to PROCESSOR_20KC.
9888 (TARGET_MIPS4KC, TARGET_MIPS5KC): Update for the renaming.
9889 (ISA_MIPS32R2): New define.
9890 (GENERATE_MULT3_SI, ISA_HAS_CONDMOVE, ISA_HAS_8CC)
9891 (ISA_HAS_MADD_MSUB, ISA_HAS_CLZ_CLO)
9892 (ISA_HAS_PREFETCH): Add support for MIPS32R2.
9893 (MIPS_ISA_DEFAULT): Likewise. Also, fix indentation.
9894 (TARGET_CPU_CPP_BUILTINS): Add support for MIPS32R2. Add new
9895 predefine __mips_isa_rev for MIPS32, MIPS32R2, and MIPS64.
9896 (ISA_HAS_ROTR_SI): Add support for MIPS32R2, and avoid if
9897 compiling MIPS16 code.
9898 (ISA_HAS_ROTR_DI): Do not use if compiling MIPS16 code, and fix
9900 (ISA_HAS_SEB_SEH): New define.
9901 (ASM_SPEC, LINK_SPEC): Pass -mips32r2 to assembler and linker.
9902 * config/mips/mips.c (mips_cpu_info_table): Adjust for enum
9903 processor_type value renaming. Add support for MIPS32R2.
9904 Clean up comments, and move "sb1" entry with other MIPS64 CPU
9906 (override_options): Reimplement -mipsN option handling so that
9907 it will work correctly for -mips32r2. Avoid branch-likely
9908 instructions on MIPS32R2.
9909 * config/mips/mips.md (mulsi3_mult3): Add support for MIPS32R2.
9910 (extendhisi2): Use extendhisi2_hw if ISA_HAS_SEB_SEH.
9911 (extendqisi2): Use extendqisi2_hw if ISA_HAS_SEB_SEH.
9912 (extendhisi2_hw, extendqisi2_hw): New.
9913 * config/mips/netbsd.h (TARGET_CPU_CPP_BUILTINS): Add support
9914 for MIPS32R2. Add new predefine __mips_isa_rev for MIPS32,
9915 MIPS32R2, and MIPS64.
9916 (LINK_SPEC): Pass -mips32r2 to linker.
9917 * config/mips/t-isa3264: Built -mips32r2 multilibs.
9918 * doc/invoke.texi (MIPS Options): Add -mips32r2, add support
9919 for mips32r2 in the -march description. Alphabetically sort
9920 CPU names in the -march description. Add long-missed -mips32
9921 and -mips64 to MIPS option summary.
9923 * config.gcc: Update copyright years to include 2003.
9924 * config/mips/mips.c: Likewise.
9925 * config/mips/mips.h: Likewise.
9926 * config/mips/mips.md: Likewise.
9927 * config/mips/netbsd.h: Likewise.
9928 * doc/invoke.texi: Likewise.
9930 2003-01-08 Andreas Schwab <schwab@suse.de>
9932 * aclocal.m4 (gcc_AC_INITFINI_ARRAY): Fix spelling of cache
9934 * configure: Regenerated.
9936 2003-01-08 Kazu Hirata <kazu@cs.umass.edu>
9938 * config/h8300/h8300.c (output_logical_op): Replace byte/word
9939 extraction of det with b0, b1, w0, w2, etc.
9940 (compute_logical_op_length): Likewise.
9941 (compute_logical_op_cc): Likewise.
9943 2003-01-08 Kazu Hirata <kazu@cs.umass.edu>
9945 * config/h8300/h8300.h (CONSTANT_ADDRESS_P): Allow CONST and
9946 HIGH on all variants.
9948 2003-01-08 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
9950 * Makefile.in (PARTITION_H): New.
9951 (BASIC_BLOCK_H): Added hard-reg-set.h and $(PARTITION_H).
9952 * basic-block.h: Include hard-reg-set.h.
9954 2003-01-08 Richard Earnshaw <rearnsha@arm.com>
9956 * arm.h (ENABLE_XF_PATTERNS): Delete.
9957 * arm.md (addxf3, subxf3, mulxf3, divxf3, modxf3, negxf2, absxf2)
9958 (sqrtxf2, floatsixf2, fix_truncxfsi2, truncxfsf2, truncxfdf2)
9959 (extendsfxf2, extenddfxf2, movxf, cmpxf, cmpxf_insn)
9960 (cmpxf_trap): Delete.
9961 (movxf_hard_insn): Remove test of ENABLE_XF_PATTERNS.
9963 2003-01-08 Jan Hubicka <jh@suse.cz>
9965 * i386.md (adddi3_carry_rex64, subdi3_carry_rex64): Name pattern.
9966 (addhi3_carry, addqi3_carry, subhi3_carry, subqi3_carry): New patterns.
9967 (add??cc): New expanders.
9968 * i386.c (expand_int_addcc): New function.
9969 * i386-protos.h (expand_int_addcc): Declare.
9971 * alias.c (memory_modified_1): New static function.
9972 (memory_modified): New static varaible.
9973 (memory_modified_in_insn_p): New global function.
9974 * rtl.h (memory_modified_in_insn_p): Declare.
9975 * rtlanal.c (modified_between_p, modified_in_p): Be smart about memory
9978 * expr.h (emit_conditional_add): Declare.
9980 2003-01-07 Janis Johnson <janis187@us.ibm.com>
9983 * doc/invoke.texi (-malign-double): Explain that the option breaks
9984 binary compatibility.
9986 2003-01-08 Andreas Schwab <schwab@suse.de>
9988 * config.gcc (m68k-*-linux*): Don't set extra_parts and gnu_ld,
9989 should come from the generic *-*-linux* entry.
9991 2003-01-07 Jan Hubicka <jh@suse.cz>
9993 * cselib.c (cselib_current_insn_in_libcall): New static variable.
9994 (new_elt_loc_list, cselib_process_insn, cselib_init): Keep track on whether
9995 we are inside libcall.
9996 * cselib.h (elt_loc_list): Add in_libcall.
9997 * gcse.c (do_local_cprop): Do not copy propagate using insns
10000 2003-01-07 David Edelsohn <edelsohn@gnu.org>
10002 * doc/tm.texi (TARGET_SCHED_VARIABLE_ISSUE): CLOBBER and USE do
10003 not normally affect to issue rate.
10005 2003-01-07 Jan Hubicka <jh@suse.cz>
10007 * genopinit.c (optabs): Add addc_optab.
10008 * ifcvt.c (noce_try_store_flag): Rename to ...
10009 (noce_try_addcc): ... this one; handle generic conditional increment.
10010 (noce_process_if_block): Update noce_try_addcc call.
10011 * optabs.c (emit_conditional_add): New.
10012 (init_obtabs): Initialize addc_optab.
10013 * optabs.h (optab_index): Add OTI_addcc.
10014 (addcc_optab): New macro.
10015 * md.texi: Document addMcc
10018 * i386.c (ix86_init_mmx_sse_builtins): Constify arguments of loads.
10019 * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts.
10020 * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts.
10022 * reload1.c (delete_output_reload): Avoid repeated attempts
10025 2003-01-07 Andreas Schwab <schwab@suse.de>
10027 * configure.in: Restore CFLAGS before gcc_AC_INITFINI_ARRAY.
10028 Move --enable-initfini-array check ...
10029 * aclocal.m4 (gcc_AC_INITFINI_ARRAY): ... here. Define
10030 HAVE_INITFINI_ARRAY also when --enable-initfini-array is given.
10031 Don't AC_SUBST gcc_cv_initfinit_array. Use AC_TRY_RUN.
10032 * configure: Rebuild.
10034 2003-01-07 Richard Henderson <rth@redhat.com>
10036 * alias.c (find_base_value): Only use new_reg_base_value shortcut
10037 if the register is set once.
10039 2003-01-07 Sylvain Pion <Sylvain.Pion@mpi-sb.mpg.de>
10041 * config/i386/i386.c (ix86_init_mmx_sse_builtins):
10042 __builtin_ia32_ldmxcsr and __builtin_ia32_stmxcsr are SSE, not MXX.
10043 * config/i386/i386.md (ldmxcsr, stmxcsr): SSE, not MMX.
10045 2003-01-07 Benjamin Kosnik <bkoz@redhat.com>
10046 Sunil Davasam <sunil.k.davasam@intel.com>
10049 * unwind-dw2.c (execute_cfa_program): DW_CFA_undefined,
10050 DW_CFA_same_value, read next and ignore.
10052 2003-01-07 Richard Henderson <rth@redhat.com>
10054 * cfganal.c (flow_call_edges_add): Don't crash on noreturn call.
10056 2003-01-07 Daniel Berlin <dberlin@dberlin.org>
10058 * cfg.c: Include alloc-pool.h
10059 (edge_pool): New pool.
10060 (bb_pool): New pool.
10061 (first_deleted_edge): Remove.
10062 (first_deleted_block): Remove.
10063 (init_flow): Alloc/free the pools.
10064 (free_edge): Use pools.
10065 (alloc_block): Ditto.
10066 (expunge_block): Ditto.
10067 (cached_make_edge): Ditto.
10069 * Makefile.in (cfg.o): Add alloc-pool.h dependency.
10071 2003-01-07 Daniel Berlin <dberlin@dberlin.org>
10073 * et-forest.c: Include alloc-pool.h.
10074 (struct et_forest): Add node_pool and occur_pool.
10075 (et_forest_create): Create the new pools.
10076 (et_forest_delete): Delete them.
10077 (et_forest_add_node): Allocate and free using pools.
10078 (et_forest_add_edge): Ditto.
10079 (et_forest_remove_node): Ditto.
10080 (et_forest_remove_edge): Ditto.
10082 * Makefile.in (et-forest.o): Add alloc-pool.h dependency.
10084 2003-01-07 Kazu Hirata <kazu@cs.umass.edu>
10086 * config/h8300/h8300.c (output_logical_op): Simplify and
10087 optimize the handling of SImode.
10088 * config/h8300/h8300.c (compute_logical_op_length): Update
10090 * config/h8300/h8300.c (compute_logical_op_cc): Likewise.
10092 2003-01-07 Richard Sandiford <rsandifo@redhat.com>
10094 * config/mips/mips.c (mips_va_arg): In the EABI code, apply the
10095 big-endian correction to indirect arguments too.
10097 2003-01-06 Aldy Hernandez <aldyh@redhat.com>
10099 Segher Boessenkool <segher@koffie.nl>
10101 * config/rs6000/rs6000.c (rs6000_reg_names): Add missing registers.
10102 (alt_reg_names): Ditto, fix formatting.
10103 * config/rs6000/rs6000.h (DEBUG_REGISTER_NAMES): Fix formatting.
10105 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
10107 * config/h8300/h8300.c (final_prescan_insn): Constify uid.
10108 (output_logical_op): Constify intval and det.
10109 (compute_logical_length): Likewise.
10110 (compute_logical_cc): Likewise.
10111 (output_a_shift): Constify mask.
10112 (h8300_encode_label): Constify len.
10114 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
10116 * config/h8300/h8300.c (h8300_expand_prologue): Remove fsize.
10117 (h8300_expand_epilogue): Likewise.
10119 2003-01-06 Aldy Hernandez <aldyh@redhat.com>
10121 Segher Boessenkool <segher@koffie.nl>
10123 * config/rs6000/altivec.md: Remove spaces from assembler
10124 instruction argument lists.
10126 2003-01-07 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10128 * config/c4x/c4x.c (c4x_naked_function_p): Rename from
10129 c4x_assembler_function_p.
10130 (c4x_null_epilogue_p): Complement return value, all uses updated.
10131 (c4x_insert_attributes): Add naked.
10132 * config/c4x/c4x.md (c4x_null_epilogue_p): Changes uses.
10133 * doc/extend.texi: Update C4x function attributes.
10135 2003-01-06 Richard Henderson <rth@redhat.com>
10137 * config/alpha/alpha.c (alpha_encode_section_info): Adjust symbol_str
10138 properly when changing "local-ness".
10139 * config/alpha/alpha.md (movdi_er_high_g): Allow all symbols.
10141 2003-01-06 Dale Johannesen <dalej@apple.com>
10143 * config/darwin-protos.h: Add prototypes for new section functions.
10145 2003-01-06 Chris Demetriou <cgd@broadcom.com>
10147 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*): Default ABI
10150 2003-01-06 Zack Weinberg <zack@codesourcery.com>
10152 * hwint.h: If the current compiler has no 64-bit type at all,
10153 make HOST_WIDEST_INT 32 bits.
10155 2003-01-06 Eric Christopher <echristo@redhat.com>
10157 * config/mips/mips.md (movdf_internal2): Fix constraints.
10159 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
10161 * config/h8300/h8300.md (*twoshifts_l16_r1): New.
10163 2003-01-06 Richard Sandiford <rsandifo@redhat.com>
10165 * config/mips/mips.md (leadi): Use dla rather than la.
10167 2003-01-06 Svein E. Seldal <Svein.Seldal@solidas.com>
10169 * config/c4x/c4x.h: Updated specs for new gas format. Fixed bug
10170 in C33_FLAG. Added proper C33 support in ASM_FILE_START macro.
10172 2003-01-06 Herman A.J. ten Brugge <hermantenbrugge@home.nl>
10174 * config/c4x/c4x.h: Remove hwint.h include and HOST_WIDE_INT_PRINT_HEX
10177 2003-01-05 Kazu Hirata <kazu@cs.umass.edu>
10179 * config/h8300/h8300.md (*extzv_8_23): New.
10181 2003-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
10183 * pa64-hpux.h (JCR_SECTION_NAME): Define.
10184 (PA_INIT_FRAME_DUMMY_ASM_OP): Check EH_FRAME_SECTION_NAME instead of
10185 USE_EH_FRAME_REGISTRY when defining.
10187 2003-01-05 Kazu Hirata <kazu@cs.umass.edu>
10189 * config/h8300/h8300.c (output_a_shift): Do not output a
10191 * config/h8300/h8300.md (two splitters): New.
10193 2003-01-05 Richard Sandiford <rsandifo@redhat.com>
10195 * config/mips/mips.md: Disable the movstrsi define_split.
10197 2003-01-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10199 * alloc-pool.c: Don't include "libiberty.h".
10200 * config/sparc/gmon-sol2.c: Include <fcntl.h>.
10201 * convert.c (convert_to_real): Hide unused variable.
10203 2003-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10205 * Makefile.in (gtyp-gen.h): Const-ify.
10206 * gcov-dump.c (tag_table): Likewise.
10208 2003-01-04 Bruce Korb <bkorb@gnu.org>
10210 * fixinc/fixfixes.c(wrap_fix): the wrapper guard must be a function
10211 of *both* the file name and the fix name.
10213 2003-01-04 John David Anglin <dave.anglin@nrc.ca>
10215 * config.gcc (hppa*64*-*-hpux11*): Define extra_parts. Don't use
10217 * pa-hpux11.h (LDD_SUFFIX, PARSE_LDD_OUTPUT): Undefine.
10218 (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Define.
10219 * pa64-hpux.h (HP_INIT_ARRAY_SECTION_ASM_OP,
10220 GNU_INIT_ARRAY_SECTION_ASM_OP, HP_FINI_ARRAY_SECTION_ASM_OP,
10221 GNU_FINI_ARRAY_SECTION_ASM_OP): Define.
10222 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Define when not using
10224 (EH_FRAME_IN_DATA_SECTION): Delete define.
10225 (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Undefine.
10226 (STARTFILE_SPEC): Use crtbegin.o.
10227 (ENDFILE_SPEC): Use crtend.o.
10228 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION,
10229 SUPPORTS_INIT_PRIORITY, PA_CXA_FINALIZE_STUB, PA_INIT_FINI_HACK,
10230 PA_INIT_FRAME_DUMMY_ASM_OP, PA_JV_REGISTERCLASSES_STUB,
10231 DTOR_LIST_BEGIN): Define.
10232 * pa.c (TARGET_ASM_CONSTRUCTOR): Define.
10233 (pa_asm_out_constructor, pa_asm_out_destructor): New functions.
10234 * som.h (SUPPORTS_INIT_PRIORITY): Delete define.
10236 2002-12-31 Larin Hennessy <larin@science.oregonstate.edu>
10238 * fixinc/fixinc.svr4: Remove references to i860, Sony NewsOS, and spur.
10239 * fixinc/inclhack.def: Remove tests for Apple A/UX, ARM/RISCiX, DG/UX,
10240 m88k-*-sysv3*, Sony NewsOS. Remove references to i860.
10241 Cleanup handling of replacement text.
10242 * fixinc/mkfixinc.sh: Remove reference to i?86-*-osf1*
10244 2003-01-04 Bruce Korb <bkorb@gnu.org>
10246 * fixinc/tests/base/math.h: removed obsolete results
10247 * fixinc/tests/base/stdlib.h: ditto
10248 * fixinc/tests/base/sys/param.h: ditto
10249 * fixinc/tests/base/sys/stat.h: ditto
10250 * fixinc/tests/base/time.h: ditto
10251 * fixinc/tests/base/X11/Intrinsic.h: removed obsolete file
10252 * fixinc/tests/base/sys/byteorder.h: ditto
10253 * fixinc/inclhack.def: Remove superfluous backslashes
10255 2003-01-04 Kazu Hirata <kazu@cs.umass.edu>
10257 * config/h8300/h8300-protos.h: Add prototypes for
10258 the new functions defined below.
10259 * config/h8300/h8300.c (TARGET_ASM_FUNCTION_PROLOGUE): Do not
10261 (dosize): Emit RTL instead of assembly code.
10264 (h8300_output_function_prologue): Remove.
10265 (h8300_expand_prologue): New.
10266 (h8300_expand_epilogue): New.
10267 (h8300_output_function_epilogue): Do only the reset of
10269 * config/h8300/h8300.md (push_h8300): New.
10270 (push_h8300hs): Likewise.
10271 (pop_h8300): Likewise.
10272 (pop_h8300hs): Likewise.
10273 (*stm_h8300s_2): Change the name to stm_h8300s_2.
10274 (*stm_h8300s_3): Change the name to stm_h8300s_3.
10275 (*stm_h8300s_4): Change the name to stm_h8300s_4.
10276 (*ldm_h8300s_2): New.
10277 (*ldm_h8300s_3): Likewise.
10278 (*ldm_h8300s_4): Likewise.
10279 (return): Likewise.
10280 (*return_1): Likewise.
10281 (prologue): Likewise.
10282 (epilogue): Likewise.
10283 (monitor_prologue): Likewise.
10285 2003-01-03 Dale Johannesen <dalej@apple.com>
10287 * config/darwin.h: (EXTRA_SECTIONS): Add machopic_symbol_stub1,
10288 machopic_picsymbol_stub1.
10289 (EXTRA_SECTION_FUNCTIONS): Ditto.
10290 * rs6000/rs6000.c: Update copyright.
10291 (machopic_output_stub): Use them. Remove an insn from stub code.
10293 2003-01-02 Jason Merrill <jason@redhat.com>
10295 * fold-const.c (fold) [COND_EXPR]: Avoid NOP_EXPRs better.
10297 * integrate.c (copy_decl_for_inlining): Don't clear the rtl for
10298 static/external decls.
10300 * c-common.c (finish_fname_decls): Put the DECL_STMTs inside the
10302 * c-decl.c (c_make_fname_decl): Push the decls there, too.
10304 2003-01-03 Kazu Hirata <kazu@cs.umass.edu>
10306 * config/h8300/h8300-protos.h: Add a prototype for
10307 h8300_current_function_interrupt_function_p.
10308 * config/h8300/h8300.c (interrupt_handler): Remove.
10309 (os_task): Likewise.
10310 (monitor): Likewise.
10311 (pragma_interrupt): New.
10312 (WORD_REG_USED): Use
10313 h8300_current_function_interrupt_function_p.
10314 (dosize): Likewise.
10315 (h8300_output_function_prologue): Likewise.
10316 Do not set interrupt_handler, os_task, monitor.
10317 (h8300_output_function_prologue): Use
10318 h8300_current_function_interrupt_function_p.
10319 Do not set interrupt_handler, os_task, monitor.
10320 (h8300_current_function_interrupt_function_p): New.
10321 (h8300_pr_interrupt): Set pragma_interrupt.
10322 (h8300_insert_attributes): Reset pragma_interrupt.
10324 2003-01-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10326 * doc/install.texi (Configuration): Fix markup for reference to
10329 2003-01-02 Kazu Hirata <kazu@cs.umass.edu>
10331 * config/h8300/h8300.md (*iorhi3_zext): Relax the condition.
10332 (*iorhi3_two_qi): Likewise.
10333 (*iorsi3_zexthi): Likewise.
10334 (*xorhi3_zextqi): Likewise.
10335 (*xorsi3_zexthi): Likewise.
10336 (*xorsi3_zextqi): Likewise.
10338 2003-01-02 Kazu Hirata <kazu@cs.umass.edu>
10340 * config/h8300/h8300.c (stack_pointer_operand): New.
10341 (const_int_gt_2_operand): Likewise.
10342 (const_int_ge_8_operand): Likewise.
10343 * config/h8300/h8300.md (a splitter): Likewise.
10344 (a peephole2): Likewise.
10345 * config/h8300/h8300-protos.h: Add prototypes for the new
10348 2003-01-02 Steven Bosscher <s.bosscher@student.tudelft.nl>
10350 * objc/Make-lang.in, objc/config-lang.in, objc/lang-specs.h,
10351 objc/objc-act.h: Fix copyright years.
10353 2003-01-02 Steven Bosscher <s.bosscher@student.tudelft.nl>
10355 * doc/passes.texi: Fix documentation for -fssa-ccp
10357 2003-01-02 Neil Booth <neil@daikokuya.co.uk>
10359 * gccbug.in: Update for new categories.
10361 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
10363 * config/h8300/h8300.md: Reorder some patterns.
10365 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
10367 * config/h8300/h8300.c (output_logical_op): Fix a warning.
10369 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
10371 * config/darwin-protos.h, config/c4x/c4x-protos.h,
10372 config/cris/cris-protos.h, config/i370/i370-protos.h,
10373 config/i960/i960-protos.h, config/ia64/ia64-protos.h,
10374 config/v850/v850-protos.h: Use struct, and don't conditionally
10375 compile on GCC_C_PRAGMA_H.
10377 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
10379 * config/arm/arm-protos.h: Remove #ifdef GCC_C_PRAGMA_H.
10380 * config/h8300/h8300-protos.h: Likewise.
10381 * config/sh/sh-protos.h: Likewise.
10383 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
10385 * config/arm/arm-protos.h: Use struct cpp_reader instead of
10387 * config/h8300/h8300-protos.h: Likewise.
10388 * config/sh/sh-protos.h: Likewise.
10390 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
10392 * config/arm/arm.c (arm_pr_long_calls, arm_pr_no_long_calls,
10393 arm_pr_long_calls_off): Use struct.
10394 * config/h8300/h8300.c (h8300_pr-interrupt, h8300_pr_saveall)
10396 Don't include cpplib.h.
10397 * config/sh/sh.c (sh_pr_interrupt, sh_pr_trapa,
10398 sh_pr_nosave_low_regs): Similarly.
10400 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
10402 * config/h8300/h8300.c: Include cpplib.h.
10404 2003-01-01 Steven Bosscher <s.bosscher@student.tudelft.nl>
10406 * objc/Make-lang.in, objc/config-lang.in, objc/lang-options.h,
10407 objc/lang-specs.h, objc/objc-act.c, objc/objc-act.h,
10408 objc/objc-lang.c, objc/objc-tree.def: Replace "GNU CC" with
10409 "GCC" in the copyright header.
10411 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
10413 * c-pragma.c (c_register_pragma): New.
10414 (init_pragma): Use it.
10415 * c-pragma.h (cpp_register_pragma): Don't declare.
10416 (c_register_pragma): New.
10417 * cpplib.h: Remove #ifdef GCC_C_PRAGMA_H.
10418 * config/darwin.h (REGISTER_TARGET_PRAGMAS): Update.
10419 * config/arm/arm.h (REGISTER_TARGET_PRAGMAS): Update.
10420 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
10421 * config/h8300/h8300.h (REGISTER_TARGET_PRAGMAS): Update.
10422 * config/i370/i370.h (REGISTER_TARGET_PRAGMAS): Update.
10423 * config/i960/i960.h (REGISTER_TARGET_PRAGMAS): Update.
10424 * config/ia64/hpux.h (REGISTER_TARGET_PRAGMAS): Update.
10425 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Update.
10426 * config/sh/sh.h (REGISTER_TARGET_PRAGMAS): Update.
10427 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS): Update.
10428 * doc/tm.texi (REGISTER_TARGET_PRAGMAS): Update
10430 See ChangeLog.8 for earlier changes.