1 2003-04-02 Andreas Schwab <schwab@suse.de>
3 * real.c (decode_ieee_single): Fix decoding of SNaN bit.
5 2003-04-01 Richard Henderson <rth@redhat.com>
7 * except.c (convert_from_eh_region_ranges_1): Smash REG_EH_REGION
8 notes for nothrow calls if flag_forced_unwind_exceptions.
9 (build_post_landing_pads): Mind flag_forced_unwind_exceptions.
10 (sjlj_find_directly_reachable_regions): Likewise.
11 (reachable_handlers): Likewise.
12 (can_throw_external): Likewise.
13 (collect_one_action_chain): Record cleanups after catch-all and
14 must-not-throw if flag_forced_unwind_exceptions.
15 * flags.h (flag_forced_unwind_exceptions): Declare.
16 * toplev.c (flag_forced_unwind_exceptions): New.
17 (lang_independent_options): Add it.
18 * doc/invoke.text: Add it.
20 2003-04-01 David Mosberger <davidm@hpl.hp.com>
22 * config/ia64/crti.asm: Clean up trailing whitespace.
23 Remove trailing hashes (#) from identifiers.
25 * config/ia64/crtn.asm: Ditto.
27 * config/ia64/crtend.asm: Remove trailing hashes (#) from
29 (__do_global_ctors_aux): Align to 32-byte boundary. Add unwind
30 directives. Drop explicit bundling---it just makes the code
31 harder to read. Don't save/restore gp needlessly.
33 * config/ia64/crtbegin.asm: Remove trailing hashes (#) from
34 identifiers (they're only needed if the identifier would clash
35 with a register name otherwise).
36 (__do_global_dtors_aux): Align to 32-byte boundary. Add unwind
37 directives. Drop explicit bundling---it just makes the code
39 (__do_jv_register_classes): Ditto.
40 (.fini_array): Remove "progbits" (newer
41 assemblers don't like wrong section-types).
44 2003-04-01 Roger Sayle <roger@eyesopen.com>
47 * gcse.c (reg_killed_on_egde): New function to test whether the
48 given reg is overwritten by any instruction queued on an edge.
49 (bypass_block): Ignore substitutions killed on incoming edges.
50 Don't bypass outgoing edges that have queued instructions.
52 2003-04-01 Alexandre Oliva <aoliva@redhat.com>
54 * real.h (EXP_BITS): Make room for...
55 (struct real_value): ... added canonical bit.
56 (struct real_format): Added pnan.
57 (mips_single_format, mips_double_format, mips_extended_format,
58 mips_quad_format): New.
59 * real.c: Copy p to pnan in all formats.
60 (get_canonical_qnan, get_canonical_snan): Set canonical bit.
61 (real_nan): Use pnan to compute significand's shift.
62 (real_identical): Disregard significand in canonical
64 (real_hash): Likewise. Take signalling into account.
65 (encode_ieee_single, encode_ieee_double, encode_ieee_quad):
66 Disregard significand bits in canonical NaNs. Set all bits of
67 canonical NaN if !qnan_msb_set.
68 (encode_ibm_extended, decode_ibm_extended): Likewise. Use
69 qnan_msb_set to tell the base double format.
70 (ibm_extended_format): Use 53 as pnan.
71 (mips_single_format, mips_double_format, mips_extended_format,
72 mips_quad_format): Copied from the corresponding ieee/ibm
73 formats, with qnan_msb_set false.
74 * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Use mips_extended_format.
75 * config/mips/linux64.h (MIPS_TFMODE_FORMAT): Use mips_quad_format.
76 * config/mips/mips.c (override_options): Use mips_single_format
77 and mips_double_format. Default TFmode to mips_quad_format.
78 * config/mips/t-linux64 (tp-bit.c): Define QUIET_NAN_NEGATED.
79 * config/mips/t-irix6: Likewise.
80 * config/mips/t-mips (fp-bit.c, dp-bit.c): Likewise.
81 * config/fp-bit.c (pack_d, unpack_d): Obey it.
83 2003-04-01 Geoffrey Keating <geoffk@apple.com>
85 * unwind-dw2-fde-darwin.c (DESTRUCTOR_MAY_BE_CALLED_LIVE): New.
86 (live_image_destructor): Reset image to initial state.
87 (examine_objects): Set DESTRUCTOR_MAY_BE_CALLED_LIVE.
89 2003-04-01 Eric Botcazou <ebotcazou@libertysurf.fr>
91 * config/sparc/sparc.c (input_operand): Accept bare
92 CONSTANT_P_RTX operands.
94 2003-04-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
96 * gcse.c (struct ls_expr): Added pattern_regs field.
97 (ldst_entry): Initialize it.
98 (extract_mentioned_regs, extract_mentioned_regs_helper): New.
99 (store_ops_ok): Use regs precomputed by them.
100 (find_loads, store_killed_in_insn, load_kills_store): Change return
102 (store_killed_before, store_killed_after): Take position of register
104 (reg_set_info): Store position of the setter.
105 (gcse_main): Enable store motion.
106 (mems_conflict_for_gcse_p): Enable load motion of non-symbol mems.
107 (pre_insert_copy_insn, update_ld_motion_stores, insert_store): Prevent rtl
109 (simple_mem): Enable store motion of non-symbol mems.
110 (regvec): Type changed.
111 (LAST_AVAIL_CHECK_FAILURE): New.
112 (compute_store_table_current_insn): New.
113 (build_store_vectors): Computation of availability and anticipatability
115 (compute_store_table, find_moveable_store): ... here.
116 (delete_store): Remove senseless comment.
117 (store_motion): Reorganize.
119 2003-04-01 Kevin Buettner <kevinb@redhat.com>
121 * config/mips/mips.c (override_options): Provide mappings for
122 HI_REGNUM and LO_REGNUM.
123 * config/mips/mips.h (MD_DBX_FIRST): Define.
125 2003-04-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
127 * combine.c (merge_outer_ops): Fix typo.
129 * varasm.c (make_decl_one_only): Revert 2003-03-09 patch.
131 2003-04-01 David Edelsohn <edelsohn@gnu.org>
133 * config/rs6000/{40x.md,603.md,6xx.md,7450.md,7xx.md,mpc.md,
134 power4.md,rios1.md,rios2.md,rs64.md}: Change mult_compare to
135 imul_compare. Add lmul_compare.
136 * config/rs6000/power4.md: Bump some latencies. Model extra cycle
137 in second pair of dispatch slots. Model stores more accurately.
138 Tweak multiply model. Add bypasses for CR instructions dependent
139 on complicated compares.
140 * config/rs6000/rs6000.md (mulsi3): Name imul_compare patterns.
141 (muldi3): Add lmul_compare patterns.
142 * config/rs6000/rs6000.c (rs6000_variable_issue): Move FPLOAD_UX
143 and FPSTORE_UX to split instructions and add COMPARE,
144 DELAYED_COMPARE, IMUL_COMPARE, LMUL_COMPARE, IDIV, LDIV.
145 (rs6000_adjust_cost): Add IMUL_COMPARE and LMUL_COMPARE.
146 (rs6000_rtx_costs): Separate POWER4 multiply case.
148 2003-04-01 Ulrich Weigand <uweigand@de.ibm.com>
150 * config/s390/s390.c (s390_fixup_clobbered_return_reg):
151 Do nothing if __builtin_return_address was not used.
153 Tue Apr 1 18:18:23 CEST 2003 Jan Hubicka <jh@suse.cz>
155 * i386.md (test patterns): Allow memory operand in operand1.
157 2003-02-31 Aldy Hernandez <aldyh@redhat.com>
159 * testsuite/gcc.c-torture/execute/simd-3.c: New.
161 * expr.c (expand_expr): Handle VECTOR_CST.
162 (const_vector_from_tree): New.
164 * varasm.c (output_constant): Handle VECTOR_CST.
166 * c-typeck.c (digest_init): Build a vector constant from a
169 * config/rs6000/rs6000.c: Remove prototype for
170 easy_vector_constant.
171 (easy_vector_constant): Add mode parameter. Rewrite to handle
173 (rs6000_emit_move): Pass mode to easy_vector_constant.
174 Call emit_easy_vector_insn for SPE V2SI vector constant moves.
175 (emit_easy_vector_insn): New.
176 (easy_vector_same): New.
177 (EASY_VECTOR_15): New macro.
178 (EASY_VECTOR_15_ADD_SELF): New macro.
179 (bdesc_2arg): Rename to xorv2si3.
180 (easy_vector_constant_add_self): New.
181 (input_operand): Allow vector constants.
183 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
184 easy_vector_constant, easy_vector_constant_add_self.
185 (EXTRA_CONSTRAINT): Add 'W'.
187 * config/rs6000/rs6000-protos.h: Add prototype for
188 easy_vector_constant, emit_easy_vector_insn.
190 * config/rs6000/altivec.md (xorv8hi3): New.
192 Remove all _const0 patterns.
193 (movv4si_internal): Rewrite to use code. Add vector constant to
194 vector alternative. Add splitter.
195 (movv8hi_internal): Same.
196 (movv16qi_internal): Same.
197 (movv4sf_internal): Same.
198 Change the unspecs for vspltis* to use constants.
200 * config/rs6000/spe.md ("xorv4hi3"): New.
201 ("spe_evxor"): Rename to xorv2si3.
203 Remove all _const0 patterns.
204 (movv2si_internal): Rewrite to use code. Add vector constant to
205 alternatives. Add splitter.
206 (movv4hi_internal): Add vector constant to alternatives.
207 (movv1di_internal): Same.
208 (movv2sf_internal): Same.
210 2003-03-31 Mark Mitchell <mark@codesourcery.com>
213 * c-decl.c (grokdeclarator): Clear SAVE_EXPR_CONTEXT for
214 variably-sized arrays in parameters.
215 (set_save_expr_context): New function.
216 (c_expand_body): Use it, via walk_tree.
218 2003-03-31 Eric Christopher <echristo@redhat.com>
220 * combine.c (can_combine_p): Allow ZERO_EXTRACT and STRICT_LOW_PART.
221 (combinable_i3pat): Remove call to expand_field_assignment and
224 2003-03-31 Mark Mitchell <mark@codesourcery.com>
227 * c-common.c (finish_label_address_expr): Handle the
230 2003-03-31 Richard Henderson <rth@redhat.com>
232 * real.c (real_identical): Reorg so as to not compare
233 signalling for normals.
235 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
237 * config/m68hc11/m68hc11.c (hard_reg_operand): Check the mode.
239 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
241 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Don't rely on REG_WAS_0
242 notes as they are boggus.
243 (m68hc11_gen_movqi): Likewise.
245 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
247 * config/m68hc11/m68hc11.c (expand_prologue): For an interrupt handler
248 save the soft registers after the frame pointer so that gdb can unwind
249 the frame more easily.
250 (expand_epilogue): Likewise in opposite order; allow to use X register
251 as scratch if the return value is by reference.
253 2003-03-31 Jason Merrill <jason@redhat.com>
256 * stor-layout.c (update_alignment_for_field): Respect
257 DECL_USER_ALIGN for zero-length bitfields, too.
258 * c-decl.c (finish_struct): Don't set DECL_ALIGN for normal
261 2003-03-31 Matt Austern <austern@apple.com>
263 * cpppch.c (struct cpp_savedstate): Add defs and n_defs members.
264 (count_defs): Keep track of number of defs as well as total size.
265 (write_defs): Put every definition in cpp_savedstate's defs array.
266 (comp_hashnode): Define. Comparison function for qsort.
267 (cpp_write_pch_deps): Sort definitions before writing them.
268 (struct ht_node_list): Define. Like cpp_savedstate but simpler.
269 (collect_ht_nodes): Define.
270 (cpp_valid_state): When verifying that undefined identifiers in
271 the pch file are still undefined, read a sorted list of undefined
272 identifiers, collect all defined identifiers into a sorted list,
273 and walk through both lists to make sure there's no match.
275 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
277 * config/h8300/h8300.md (a peephole2): New.
279 2003-03-31 Michael Matz <matz@suse.de>
281 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Change 1 into 0.
283 2003-03-31 Segher Boessenkool <segher@koffie.nl>
286 * config/rs6000/rs6000.h (HARD_REGNO_RENAME_OK): New.
287 * config/rs6000/rs6000.c (compute_vrsave_mask): Don't mark
288 all call-clobbered registers as used.
290 2003-03-31 Michael Matz <matz@suse.de>
292 * cppexp.c (cpp_classify_number): Accept '.' after "0x".
293 * testsuite/gcc.dg/cpp/c99-hexfloat-3.c: New file.
295 2003-03-31 Nathan Sidwell <nathan@codesourcery.com>
297 * gcov.c: Add -a & -u options.
298 (struct arc_info): Add local_span, is_call_non_return,
299 is_nonlocal_return, is_unconditional flags, remove is_call flag.
300 (struct block_info): Add flags, is_call_site, is_nonlocal_return
301 members. Make encodings a union with span member.
302 (struct function_info): Add blocks_executed, line, src, line_next
304 (struct coverage_info): Make branches a union with blocks member.
305 (struct source_info): Add functions member.
306 (object_summary, program_count): New global variables.
307 (flag_all_blocks, flag_unconditional): New flags.
308 (find_source, output_branch_count): New functions.
309 (print_usage): Adjust.
311 (process_args): Adjust.
312 (read_graph_file) <GCOV_TAG_FUNCTION>: Adjust.
313 <GCOV_TAG_BLOCKS>: Read flags.
314 <GCOV_TAG_LINES>: Adjust.
315 (read_count_file): Process SUMMARY tags.
316 (solve_flow_graph): Set is_unconditional and clear is_call_site
318 (add_branch_counts): Adjust. Don't count unconditional branches.
319 (add_line_counts): Deal with all-blocks mode, accumulate block
321 (accumulate_line_counts): Adjust, generate local spanning tree for
323 (output_lines): Adjust.
324 * profile.c (branch_prob): Alter GCOV_FUNCTION_TAG record.
325 * doc/gcov.texi: Document.
327 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
329 * config/h8300/h8300.md: Organize peephole2's that transform
330 (compare (reg:HI) (const_int)).
332 2003-03-31 Roger Sayle <roger@eyesopen.com>
334 * emit-rtl.c (dconstm2, dconsthalf): New real constants.
335 (init_emit_once): Initialize dconstm2 and dconsthalf here.
336 * real.h (dconstm2, dconsthalf): Add prototypes here.
337 * real.c (real_sqrt): Use dconsthalf rather than local copy.
338 * builtins.c (fold_builtin): When optimizing sqrt(exp(x)) as
339 exp(x/2.0) remember to fold the division if possible.
340 Fold sin(0.0) as 0.0, cos(0.0) as 1.0, pow(x,1.0) as x,
341 pow(x,-1.0) as 1.0/x, pow(x,2.0) as x*x, pow(x,-2.0) as
342 1.0/(x*x) and pow(x,0.5) as sqrt(x).
344 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
346 * config/h8300/h8300.md (a new peephole2): New.
348 2003-03-31 Richard Sandiford <rsandifo@redhat.com>
350 * gcse.c (simple_mem): Return false for floating-point accesses
351 if flag_float_store is true.
353 2003-03-30 Roger Sayle <roger@eyesopen.com>
355 * gcse.c (gcse_constant_p): New function to identify constants
356 suitable for constant propagation, including COMPARE with two
357 integer constant arguments.
358 (hash_scan_set): Use gcse_constant_p.
359 (find_avail_set): Likewise.
360 (cprop_insn): Likewise.
361 (do_local_cprop): Likewise.
362 (find_implicit_sets): Likewise.
363 (find_bypass_set): Likewise.
365 2003-03-30 Matt Kraai <kraai@alumni.cmu.edu>
367 * except.h: Remove definition of varray_type.
369 2003-03-30 Richard Henderson <rth@redhat.com>
371 PR opt/10011, opt/10252:
372 * toplev.c (rest_of_compilation): Run purge_builtin_constant_p
373 before post-gcse cse pass.
375 2003-03-30 Roger Sayle <roger@eyesopen.com>
377 * dojump.c (do_jump): Copy SUBREGs into a pseudo for comparison.
379 2003-03-30 DJ Delorie <dj@redhat.com>
381 * profile.c (instrument_edges): Make sure any newly created
382 jump insns have correct jump label info.
384 2003-03-30 Richard Henderson <rth@redhat.com>
386 * cfgbuild.c (make_edges): Use tablejump_p.
387 * cfgcleanup.c (label_is_jump_target_p): Likewise.
388 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
389 * cfgrtl.c (flow_delete_block_noexpunge): Likewise.
390 (try_redirect_by_replacing_jump): Likewise.
391 (redirect_edge_and_branch): Likewise.
392 * cse.c (fold_rtx): Likewise.
393 * jump.c (delete_related_insns): Likewise.
394 * rtlanal.c (get_jump_table_offset): Likewise.
395 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): Likewise.
397 2003-03-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
399 * Makefile.in (STRICT_WARN): Don't warn for ISO C constructs.
400 (STRICT2_WARN): Likewise.
402 2003-03-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
405 * collect2.c (collect_wait): Use WCOREDUMP and fix output message.
406 * system.h (WCOREDUMP, WCOREFLG): Define if necessary.
408 2003-03-30 Richard Henderson <rth@redhat.com>
411 * config/alpha/alpha.md (umuldi3_highpart): Change to expander;
412 don't zero_extend const inputs.
414 2003-03-30 Kazu Hirata <kazu@cs.umass.edu>
416 * reload1.c (reload_cse_move2add): Fix a comment typo.
418 2003-03-30 Kazu Hirata <kazu@cs.umass.edu>
420 * config/h8300/h8300.md (a peephole2): Remove useless code.
422 2003-03-29 Kazu Hirata <kazu@cs.umass.edu>
424 * config/h8300/h8300.md (*iorsi3_and_ashift): New.
425 (*iorsi3_and_lshiftrt): Likewise.
426 (*iorsi3_zero_extract): Likewise.
428 2003-03-29 Kazu Hirata <kazu@cs.umass.edu>
430 * config/h8300/h8300.md (*insv_si_8_8): New.
431 (*insv_si_8_8_lshiftrt_8): Likewise.
432 (a peephole2): Likewise.
434 2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
436 * doc/contrib.texi: Add Eric Botcazou and Roger Sayle.
437 Uniformly use bugfix instead of bug fix.
439 2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
442 * ONEWS: Remove those items that already appear in the EGCS
443 release notes on our web pages.
445 2003-03-29 Alan Modra <amodra@bigpond.net.au>
447 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Respect
448 TARGET_HARD_FLOAT. Reformat.
449 (FUNCTION_ARG_REGNO_P): Likewise, and remove unneeded casts.
451 2003-03-28 Albert Chin-A-Young <china@thewrittenword.com>
453 * gcc/fixinc/inclhack.def: Update solaris_mutex_init_1 to
454 work on Solaris 2.5.1.
456 2003-03-28 Kazu Hirata <kazu@cs.umass.edu>
458 * config/h8300/h8300.md (*addsi3_and_r_1): Put under plus:SI
460 (*addsi3_and_nor_r_1): Likewise.
462 2003-03-29 Ulrich Weigand <uweigand@de.ibm.com>
464 * config/s390/s390.c (s390_emit_prologoue): Make sure backchain is
465 set up before any trapping memory access if flag_non_call_exceptions.
467 2003-03-29 Alan Modra <amodra@bigpond.net.au>
469 * reload1.c (reload_as_needed): Allow a USE in asm reloads.
471 * loop.c: (find_mem_in_note_1, find_mem_in_note): Comment.
473 2003-03-28 Nathanael Nerode <neroden@gcc.gnu.org>
475 * configure.in: Clarify comments.
476 * configure: Regenerate.
478 2003-03-28 Ulrich Weigand <uweigand@de.ibm.com>
480 * config/s390/s390.md ("literal_pool_31"): Output pool anchor
481 label even if pool empty when generating PIC.
482 ("literal_pool_31", "literal_pool_64"): Coding style cleanup.
484 2003-03-28 Kazu Hirata <kazu@cs.umass.edu>,
485 Dhananjay Deshpande <dhananjayd@kpit.com>
488 * config/h8300/h8300.c (h8300_initial_elimination_offset):
489 Correct the offset computation when TARGET_NORMAL.
491 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
494 * config/sparc/sparc.md (jump pattern): Correct order
495 when issuing the annuling marker.
497 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
500 * config/sparc/sparc.md (movdi_insn_sp32_v9): Remove 'f-f' alternative.
501 (movdi reg/reg split): Match only on sparc32, and v9 when int regs.
503 2003-03-28 Alan Modra <amodra@bigpond.net.au>
505 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
507 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
508 * config/i960/i960.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
509 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
510 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
511 * config/mips/linux.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
512 * config/sparc/sparc.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
513 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
515 2003-03-28 Alan Modra <amodra@bigpond.net.au>
517 * loop.c: (find_mem_in_note_1, find_mem_in_note): New functions.
518 (replace_loop_mems): Add "written" param. Remove invalid REG_EQUAL
519 notes after hoisting.
520 (load_mems): Adjust replace_loop_mems call.
522 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
523 Richard Henderson <rth@redhat.com>
525 PR target/10114 and PR target/10084
526 * dwarf2out.c (mem_loc_descriptor): Handle LO_SUM.
528 2003-03-27 Richard Henderson <rth@redhat.com>
530 * config/alpha/alpha.md (adddi_er_high_l): Valid only after reload.
532 2003-03-27 Roger Sayle <roger@eyesopen.com>
534 * fold-const.c (fold_inf_compare): New function to simplify FP
535 comparisons against +Infinity or -Infinity.
536 (fold): Optimize floating point comparisons against Infs and NaNs.
538 2003-03-27 Janis Johnson <janis187@us.ibm.com>
540 * libgcov.c: Provide only dummy functions if libc is not available.
542 2003-03-27 Richard Henderson <rth@redhat.com>
544 * real.h (struct real_value): Add signalling.
545 (EXP_BITS): Decrement.
546 * real.c (get_canonical_qnan): Don't set MSB-1.
547 (get_canonical_snan): Likewise. Set signalling.
548 (real_identical): Compare signalling.
549 (round_for_format): Remove force-one-bit on code.
550 (real_nan): Likewise. Set signalling.
551 (encode_ieee_single): Add force-one-bit code; honor signalling.
552 (encode_ieee_double, encode_ieee_extended, encode_ieee_quad): Likewise.
553 (decode_ieee_single): Set signalling.
554 (decode_ieee_double, decode_ieee_extended, decode_ieee_quad): Likewise.
556 2003-03-27 Olivier Hainque <hainque@act-europe.fr>
559 * ada/Makefile.in (gnatlib configuration for HPUX): Split
560 the general section for HPUX into specific sections for
561 HPUX 10 and HPUX 11. Fix the setting of TGT_LIB in the HPUX
564 2003-03-27 Glen Nakamura <glen@imodulo.com>
567 * loop.c (loop_givs_reduce): Skip bivs with duplicate locations
568 while incrementing giv.
569 (record_biv): Check for duplicate biv locations and
570 set (struct induction *) v->same if found.
572 2003-03-27 David Mosberger <davidm@hpl.hp.com>
574 * unwind-libunwind.c (uw_frame_state_for): Adjust for libunwind
575 v0.9 API change: replace read of UNW_REG_HANDLER with
577 (_Unwind_GetLanguageSpecificData): Replace read of UNW_REG_LSDA
578 with unw_get_proc_info().
579 (_Unwind_GetRegionStart): Replace UNW_REG_PROC_START with
582 2003-03-27 Vladimir Makarov <vmakarov@redhat.com>
584 * config/rs6000/8540.md: Use presence_set instead of absence_set.
586 2003-03-26 Richard Henderson <rth@redhat.com>
588 * c-decl.c (finish_function): Always defer if DECL_DECLARED_INLINE_P.
590 2003-03-26 Roger Sayle <roger@eyesopen.com>
592 PR bootstrap/10051, PR bootstrap/10169.
593 * mips-tfile.c (init_file): Don't provide a static initializer.
594 (initialize_init_file): Initialize the contents of init_file.
595 (add_file): Call initialize_init_file if not already initialized.
597 2003-03-26 Ulrich Weigand <uweigand@de.ibm.com>
599 * config/s390/s390.c (s390_optimize_prolog): Do not save/restore
600 registers used for global asm variables.
601 (s390_frame_info, s390_arg_frame_offset): Likewise.
602 (s390_emit_prologue, s390_emit_epilogue): Likewise.
604 2003-03-26 Vladimir Makarov <vmakarov@redhat.com>
606 * config/rs6000/8540.md: New file.
608 * config/rs6000/{40x.md, 603.md, 6xx.md, 7450.md, 7xx.md, mpc.md,
609 power4.md, rios1.md, rios2.md, rs64.md}: Add mult_compare to
610 reservations for imul.
612 * config/rs6000/rs6000.md: Include 8540.md. Change
613 delayed_compare onto mult_compare for insns generating
615 (mult_compare, fpsimple, brinc, vecdiv, veccmpsimple, vecfdiv):
616 New type attribute values.
618 * config/rs6000/spe.md (*negsf2_gp, *abssf2_gpr): Use type
619 fpsimple instead of fp.
620 (*divsf3_gpr): Use type vecfdiv instead of fp.
621 (spe_evfsabs, spe_evfsnabs, spe_evfsneg): Use type vecsimple
623 (spe_evfsdive): Use type vecfdiv instead of vecfloat.
624 (spe_brinc): Use type brinc instead of veccomplex.
625 (spe_evaddw, spe_evaddiw): Use type vecsimple instead of
627 (spe_evdivws, spe_evdivwu): Use type vecdiv instead of veccomplex.
628 (*movv2si_internal, *movv1di_internal, *movv4hi_internal,
629 *movv2sf_internal): Define type attribute values for all
631 (cmpsfeq_gpr, cmpsfgt_gpr, cmpsflt_gpr): Use type veccmp instead
633 (tstsfeq_gpr, tstsfgt_gpr, tstsflt_gpr): Use type veccmpsimple
634 instead of fpcompare.
636 2003-03-26 David Edelsohn <edelsohn@gnu.org>
638 * config/rs6000/power4.md: Allow delay between dispatch and
639 function units for simple instructions. Correct store units.
640 Allow branch to occupy as many dispatch slots as necessary.
642 2003-03-26 Jakub Jelinek <jakub@redhat.com>
644 * config/ia64/ia64.c (ia64_expand_op_and_fetch): Fix comment.
645 (ia64_expand_compare_and_swap): Use always DImode ar.ccv,
646 zero extend old to it.
647 * config/ia64/ia64.md (cmpxchg_acq_si): Remove mode from ccv
650 2003-03-26 Eric Botcazou <ebotcazou@libertysurf.fr>
653 * reload.c (find_reloads_address): Handle
654 (PLUS (PLUS (REG) (REG)) (CONST_INT)) form for
657 2003-03-25 Marcelo Abreu <mmabreu@inf.ufrgs.br>
660 * version.c: Reference the GCC web site in the URL.
662 2003-03-26 Alan Modra <amodra@bigpond.net.au>
664 * c-incpath.c (add_standard_paths): Add both "translated" and
665 non-translated header paths.
667 2003-03-25 Loren James Rittle <ljrittle@acm.org>
669 * doc/install.texi (*-*-freebsd*): Update with known status.
671 2003-03-21 Jason Merrill <jason@redhat.com>
673 PR optimization/10171
674 * unroll.c (unroll_loop): Don't delete the jump at the end unless
675 we also delete a jump at the beginning.
677 2003-03-25 Stephane Carrez <stcarrez@nerim.fr>
679 * doc/contrib.texi (Contributors): Mention self as 68HC11/68HC12
682 Tue Mar 25 20:35:51 CET 2003 Jan Hubicka <jh@suse.cz>
684 * i386.c (ix86_rtx_costs): For -fpic and x86-64 local symbolic
685 constants are not expensive.
687 Mon Mar 24 20:03:03 CET 2003 Jan Hubicka <jh@suse.cz>
690 * cfglayout.c (fixup_reorder_chain): Fix dealing with the conditional
691 jump jumping to the next instruction.
692 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
694 2003-03-25 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
696 * doc/passes.texi (Passes): Properly document that we do not
697 perform jump2 any longer; remove command-line option -dJ.
699 2003-03-25 Eric Botcazou <ebotcazou@libertysurf.fr>
702 * config/i386/i386.md (and promoting splitters): Disable HImode to
703 SImode promoting when the sign bit matters and is not preserved, or
704 when TARGET_FAST_PREFIX is true. Disable promoting when optimizing
707 2003-03-24 Kazu Hirata <kazu@cs.umass.edu>
709 * config/h8300/h8300.md (a peephole2): Extend to support loads
710 in QImode and HImode.
712 2003-03-24 Stephane Carrez <stcarrez@nerim.fr>
714 * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Add _call_far and
716 (MULTILIB_OPTIONS): Don't multilib on -mlong-calls.
717 (MULTILIB_EXCEPTIONS): Likewise.
718 * config/m68hc11/m68hc11.md ("call"): Support far calls for 68HC11
719 by calling some board support routine.
720 ("call_value"): Likewise.
721 ("*return_void"): Likewise for return.
722 ("*return_16bit"): Likewise.
723 ("*return_32bit"): Likewise.
724 * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Generate .far
726 (DWARF2_ADDR_SIZE): Use 4 so that addresses can
727 * config/m68hc11/m68hc11.c (m68hc11_override_options): Accept
728 -mlong-calls for 68HC11.
729 * config/m68hc11/larith.asm (declare_near): New macro.
730 (__premain, ___negsi2, ___one_cmplsi2, ___ashlsi3): Use it.
731 (___ashrsi3, ___lshrsi3, ___lshrhi3, ___lshlhi3): Likewise.
732 (___rotrhi3, ___rotlhi3, ___ashrhi3, ___ashrqi3): Likewise.
733 (___lshlqi3, __divmodhi4, ___mulqi3, ___mulhi3): Likewise.
734 (__mulhi32): Likewise.
735 (ret): Update macro for 68HC11.
736 (__far_trampoline): Implement for 68HC11.
737 (__call_a16, __call_a32, __return_void, __return_16): New support
738 routines for 68HC11 memory bank switching calling support.
739 (__return_32): Likewise.
741 2003-03-24 Neil Booth <neil@daikokuya.co.uk>
743 * toplev.c (independent_decode_option): Don't skip a 'Y' prefix.
745 2003-03-24 Janis Johnson <janis187@us.ibm.com>
747 * doc/install.texi (Testing): Mention test result links from build
750 2003-03-24 Mark Mitchell <mark@codesourcery.com>
752 * function.c (put_var_into_stack): Change bool parameter to int.
753 (gen_mem_addressof): Likewise.
754 * rtl.h (gen_mem_addressof): Likewise.
755 * tree.h (put_var_into_stack): Likewise.
756 * config/alpha/alpha.c (alpha_gp_save_rtx): Adjust call to
757 gen_mem_addressof or put_var_into_stack.
758 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
759 * config/ia64/ia64.c (spill_tfmode_operand): Likewise.
761 2003-03-24 Kazu Hirata <kazu@cs.umass.edu>
763 * config/h8300/h8300.md (a peephole2): New.
765 2003-03-24 Jakub Jelinek <jakub@redhat.com>
767 * dojump.c (do_jump): Handle UNSAVE_EXPR specially.
769 2003-03-24 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
771 * doc/contrib.texi (Contributors): Update Janis Johnson.
773 2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr>
776 * combine.c (simplify_if_then_else): Check that the mode
777 has MODE_INT class before applying the (OP Z (mult COND C2))
780 2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr>
783 * config/sparc/sparc.md (widening peepholes): Use
784 widen_memory_access instead of change_address.
786 2003-03-23 Mark Mitchell <mark@codesourcery.com>
789 * c-typeck.c (c_mark_addressable): Adjust calls to
791 * expr.c (expand_expr): Likewise.
792 * function.c (put_var_into_stack): Add rescan parameter. Do not
793 call fixup_var_refs when rescan is false.
794 (gen_mem_addressof): Likewise.
795 (assign_parms): Adjust calls to put_var_into_stack.
796 (setjmp_protect): Likewise.
797 (setjmp_protect_args): Likewise.
798 * rtl.h (gen_mem_addressof): Change prototype.
799 * stmt.c (expand_decl): Adjust calls to put_var_into_stack.
800 * tree.h (put_var_into_stack): Change prototype.
802 2003-03-23 Arpad Beszedes <beszedes@cc.u-szeged.hu>
805 * builtins.c (expand_builtin_fputs): When optimizing for size,
806 don't transform fputs into fwrite.
808 2003-03-23 Glen Nakamura <glen@imodulo.com>
811 * fold-const.c (extract_muldiv_1): Don't pass through type conversions
812 when signedness changes for division or modulus.
814 2003-03-24 Alan Modra <amodra@bigpond.net.au>
816 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
819 2003-03-23 Roger Sayle <roger@eyesopen.com>
822 * stmt.c (expand_end_case_type): Check for overflow in range when
823 determining whether to use a bit-test implementation.
825 2003-03-23 Richard Henderson <rth@redhat.com>
827 * cfgcleanup.c (try_optimize_cfg): Allow merging of tablejumps
829 * cfgrtl.c (try_redirect_by_replacing_jump): Similarly.
831 2003-03-23 Richard Henderson <rth@redhat.com>
834 * ifcvt.c (find_if_block): Disallow tablejump insns outgoing
835 from then_bb or else_bb after flow2.
837 2003-03-23 Zack Weinberg <zack@codesourcery.com>
839 * configure.in: Check whether it is necessary to link against
841 * configure: Regenerate.
842 * Makefile.in: Add LDEXP_LIB substitution variable.
844 2003-03-23 Kazu Hirata <kazu@cs.umass.edu>
846 * config/h8300/h8300.md: Fix comment typos.
848 2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
850 * pa.c (output_cbranch): Fix typo in comment.
852 2003-03-22 Richard Henderson <rth@redhat.com>
854 * cfgcleanup.c (insns_match_p): Do not do EQUIV substitution
857 2003-03-22 DJ Delorie <dj at redhat dot com>,
858 Bruce Korb <bkorb at gnu dot org>
860 * fixinc/inclhack.def (solaris_mutex_init_1): New; Fix
861 buggy Solaris 2.6 mutex/cond initializers.
862 (solaris_mutex_init): Rename to solaris_mutex_init_2.
863 * fixinc/fixincl.x: Regenerate.
864 * fixinc/tests/base/pthread.h: Update.
865 * fixinc/fixincl.c(initialize): be explicit about the default case
866 and indicate verbose level when being very, very verbose.
867 * fixinc/check.tpl(VERBOSE): provide a means for passing the value in
869 2003-03-22 Andreas Jaeger <aj@suse.de>
871 * config/i386/i386.c (ix86_init_machine_status): Return value.
873 2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
875 * pa.c (output_cbranch, output_bb, output_bvb): Output nop for
876 conditional branch to the following instruction. Use next_real_insn
877 instead of next_active_insn.
878 (output_dbra, output_movb, jump_in_call_delay): Use next_real_insn
879 instead of next_active_insn.
881 2003-03-22 Ulrich Weigand <uweigand@de.ibm.com>
883 * config/s390/s390.md ("movti", "*movdi_31", "*movdf_31"): Use 'o'
884 instead of 'm' constraint in forced-split alternatives.
885 ("*adddi3_31", "*subdi3_31"): Likewise. Also, pass 0 instead of 1 as
886 VALIDATE_ADDRESS parameter to operand_subword.
888 2003-03-22 Kazu Hirata <kazu@cs.umass.edu>
890 * config/h8300/h8300.c (notice_update_cc): Correctly handle
891 the case where the set destination is STRICT_LOW_PART.
893 2003-03-22 Svein E. Seldal <Svein.Seldal@solidas.com>
895 * config/c4x/t-c4x (INSTALL_LIBGCC): Make gcc recognize a c33 as a
896 c30 instead of a c40 processor.
898 2003-03-22 Alan Modra <amodra@bigpond.net.au>
900 * combine.c (simplify_comparison <AND>): Use gen_int_mode. Tidy.
902 2003-03-21 Zack Weinberg <zack@codesourcery.com>
904 * c-common.c: Include intl.h.
905 (shadow_warning): Rewrite to allow better diagnostic translations.
906 * c-common.h: Update prototype of shadow_warning. Declare sw_kind enum.
907 * c-decl.c (warn_if_shadowing): Update calls to shadow_warning;
909 * Makefile.in (c-common.o): Add intl.h.
911 2003-03-21 Nathanael Nerode <neroden@gcc.gnu.org>
913 * config.gcc: Remove 'float_format'.
915 * fixproto: Define NULL and size_t in generated stdlib.h and
916 unistd.h. Kill unused required_stdlib_h, required_unistd_h.
917 Rearrange file generation loop for readability. Generate time.h,
919 * tsystem.h: Include <string.h>, <time.h> unconditionally.
920 * config.gcc: Blow away POSIX defines.
922 2003-03-22 Stephane Carrez <stcarrez@nerim.fr>
924 * config/m68hc11/m68hc11.md ("call_value"): Fix trap check.
926 2003-03-22 Stephane Carrez <stcarrez@nerim.fr>
928 * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Fix typo in
929 writing .interrupt command.
930 * config/m68hc11/m68hc11.md ("call"): Look at the symbol to see
931 if it's a far or near function.
932 ("call_value"): Likewise.
933 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Add far and
935 (m68hc11_handle_fntype_attribute): Accept attributes on methods.
936 (m68hc11_override_options): Ignore -mlong-calls for 68HC11.
937 (m68hc11_initial_elimination_offset): Set current_function_far
938 according to attributes.
939 (expand_prologue): Likewise.
940 (trap_handler_symbol): New global to keep track of trap handlers.
941 (m68hc11_encode_section_info): Mark symbol as far if needed; set
943 (m68hc11_is_far_symbol): New function.
944 (m68hc11_is_trap_symbol): New function.
945 * config/m68hc11/m68hc11-protos.h (m68hc11_is_far_symbol): Declare.
946 (m68hc11_is_trap_symbol): Declare.
948 2003-03-21 Jan Hubicka <jh@suse.cz>
950 * i386.c (ix86_compute_frame_layout): Recompute fast prologues
951 only when amount of saved regs changed.
952 (ix86_init_machine_status): Initialize use_fast_prologue_epilgoue_nregs.
953 * i386.h (machine_function): New fields use_fast_prologue_epilgoue_nregs.
955 2003-03-21 Jan Hubicka <jh@suse.cz>
958 * function.c (instantiate_virtual_regs_lossage): New function.
959 (instantiate_virtual_regs_1): Use it.
960 (instantiate_virtual_regs): Do not continue in substition when insn has
963 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
965 * combine.c (make_field_assignment): Fix a warning.
967 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
969 * config/h8300/h8300.md (*insv_si_1_n_lshiftrt_16): New.
971 2003-03-21 Dale Johannesen <dalej@apple.com>
973 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Increase
974 priority for R2 on Darwin.
975 (HARD_REGNO_MODE_OK): Don't accept R31 for DFmode.
977 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
979 * combine.c (make_field_assignment): Remove unnecessary AND
980 when storing into zero_extract.
982 2003-03-21 Zack Weinberg <zack@codesourcery.com>
984 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT, gcc_AC_C_FLOAT_FORMAT): Delete.
985 * configure.in: Don't call gcc_AC_C_FLOAT_FORMAT.
986 * defaults.h: Remove reference to HOST_FLOAT_WORDS_BIG_ENDIAN
989 2003-03-21 DJ Delorie <dj@redhat.com>
991 * optabs.c (init_integral_libfuncs): Make sure we init at least up
992 to "long long" size words.
994 2003-03-21 Ulrich Weigand <uweigand@de.ibm.com>
996 * config/s390/s390.h: Do not include fixdfdi.h on s390x.
997 (TARGET_64BIT): Define as compile-time constant when IN_LIBGCC2.
998 (MIN_UNITS_PER_WORD): Do not define when IN_LIBGCC2.
1000 2003-03-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1003 * doc/extend.texi: Move misplaced paragraph about underscores in
1004 variables in macros.
1006 2003-03-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1007 Richard Henderson <rth@redhat.com>
1009 PR optimization/8366
1010 * config/sparc/sparc.h: (SYMBOLIC_CONST): New macro.
1011 (GO_IF_LEGITIMATE_ADDRESS): Use it. Reject the form
1012 PIC+SYMBOLIC_CONST in other modes than Pmode.
1013 (GO_IF_MODE_DEPENDENT_ADDRESS): Use it. Mark
1014 the form PIC+SYMBOLIC_CONST as mode dependent.
1016 2003-03-21 DJ Delorie <dj@redhat.com>
1018 * config/stormy16/stormy16.c (xstormy16_expand_arith): Make
1019 sure we always emit at least one insn.
1021 2003-03-21 Christopher Faylor <cgf@redhat.com>
1023 * config.gcc (i[34567]86-*-cygwin*): Use new common makefile
1024 stub t-cygming. Use common target header cygming.h. Add extra
1025 c_target_obj and cxx_target_obj file. Default cygwin to posix
1026 threading. Enforce i386 as float format.
1027 (i[34567]86-*-mingw*): Use new common makefile stub t-cygming.
1028 Remove cygwin.h as target header. Use common target header
1029 cygming.h Enforce i386 as float format. Correct typo.
1030 * config/i386/cygming.h: New file, containing definitions
1031 common to mingw32 and cygwin.
1032 * config/i386/cygwin.h: Remove definitions common to cygwin and
1033 mingw. Simplify special spec logic. Define "wrappers" around
1034 certain include path defines to accommodate -mno-cygwin.
1035 Remove some #if 0'ed code.
1036 (STANDARD_INCLUDE_DIR) Always define when not cross-compiling.
1037 (LINK_SPEC): Don't use cyg search prefix when -mno-cygwin.
1038 (GCC_DRIVER_HOST_INITIALIZATION): Define as call to mingw_scan.
1039 * config/i386/mingw32.h: Remove definitions common to cygwin and
1041 (EXTRA_OS_CPP_BUILTINS): Adjust.
1042 (TARGET_VERSION): Define.
1043 * config/i386/crtdll.h (EXTRA_OS_CPP_BUILTINS): Override
1044 mingw32.h definitions.
1045 (LIBGCC_SPEC): Add libmingwex.a as in mingw32.h.
1046 * config/i386/t-cygwin (EXTRA_GCC_OBJS): Define as cygwin1.o.
1047 Add compilation rules for cygwin1.o cygwin2.o.
1048 * config/i386/cygwin1.c: New file.
1049 * config/i386/cygwin2.c: New file.
1050 * config/i386/t-cygming: New makefile stub.
1052 2003-03-20 Richard Henderson <rth@redhat.com>
1054 * fold-const.c (extract_muldiv_1): Revert changing order of
1055 operands in case MULT_EXPR of 2003-02-16 patch.
1057 2003-03-20 Daniel Berlin <dberlin@dberlin.org>
1058 Merge changes from new-regalloc-branch
1060 From Michael Matz <matz@suse.de>
1061 * df.c (df_ref_record_1): Move init of loc to safe point.
1062 Only recurse on interesting things in parallels.
1063 Handle CLASS_CANNOT_CHANGE_MODE smarter.
1064 (df_uses_record): Ditto.
1066 * df.h (DF_REF_MEM_OK): New enum member, used to mark ref's which
1067 it's already okay to use memory operands in (IE doesn't require
1068 adding another insn or anything).
1070 2003-03-20 Richard Henderson <rth@redhat.com>
1073 * explow.c (allocate_dynamic_stack_space): Handle STACK_SIZE_MODE
1074 different from word_mode.
1076 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
1078 * config/h8300/h8300.md (*insv_si_1_n_lshiftrt): Restrict the
1079 source operand to those that can be extracted with bld.
1081 2003-03-20 Richard Earnshaw <rearnsha@arm.com>
1084 * arm.md (UNSPEC_PIC_BASE): New constant.
1085 (pic_add_dot_plus_four): Wrap with unspec.
1086 (pic_add_dot_plus_eight): Likewise.
1088 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
1090 * config/h8300/h8300.md (*insv_si_1_n): New.
1091 (*insv_si_1_n_lshiftrt): Likewise.
1093 2003-03-20 Roger Sayle <roger@eyesopen.com>
1095 * fold-const.c (fold_mathfn_compare): New function to simplify
1096 comparisons against built-in math functions. Fold comparisons
1097 of sqrt against constants.
1098 (fold): Call fold_mathfn_compare when appropriate.
1100 2003-03-20 Richard Earnshaw <rearnsha@arm.com>
1102 * ifcvt.c (find_if_case_1): If we add a new bb, update the dominance
1105 2003-03-20 Per Bothner <pbothner@apple.com>
1107 Various cleanups to help compile server.
1109 * cppinit.c (cpp_create_reader): Take extra hash_table* argument,
1110 and pass that to _cpp_init_hashtable.
1111 (cpp_read_main_file): Drop hash_table* argument; don't call
1112 _cpp_init_hashtable.
1113 * cpplib.h: Update declarations to match.
1114 * c-opts.c (c_common_init_options): Pass ident_hash to
1116 (c_common_post_options): Don't pass ident_hash to cpp_read_main_file.
1117 * fix-header.c (read_scan_file): Likewise pass NULL table to
1118 cpp_create_reader rather than cpp_read_main_file.
1120 * cppfiles.c (cpp_rename_file): Generalized and renamed
1122 * cpplib.h: Update declaration to match.
1123 * c-opts.c (push_command_line_line, finish_options): Change
1124 cpp_rename_file calls to cpp_change_file.
1126 * line-map.c (add_line_map): Allow leaving the outermost file.
1127 Allowing entering an outermost-file after the initial time.
1129 * toplev.c (pop_srcloc): Allow popping from initial file.
1131 2003-03-20 Kazu Hirata <kazu at cs dot umass dot edu>
1133 * fold-const.c (fold): Fold A - (A & B) into ~B & A.
1135 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
1137 * config/h8300/h8300.md (a peephole2): New.
1139 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
1141 * config/h8300/h8300.md (*addsi3_and_r_1): New.
1142 (*addsi3_and_not_r_1): Likewise.
1144 2003-03-19 Loren James Rittle <ljrittle@acm.org>
1146 * Makefile.in (STRICT2_WARN): Add @WERROR@.
1147 (GCC_WARN_CFLAGS): Remove $(WERROR).
1148 (fixinc.sh-warn): New.
1149 * ada/Make-lang.in (ada-warn): Add $(WERROR).
1150 * cp/Make-lang.in (cp-warn): Add $(WERROR).
1151 * f/Make-lang.in (f-warn): Add $(WERROR).
1152 * java/Make-lang.in (java-warn): Add $(WERROR).
1153 * treelang/Make-lang.in (treelang-warn): Add $(WERROR).
1155 2003-03-19 Nathanael Nerode <neroden@gcc.gnu.org>
1157 * c-common.h (c_dump_tree), c-dump.c (c_dump_tree),
1158 langhooks-def.h (lhd_tree_dump_dump_tree),
1159 langhooks.c (lhd_tree_dump_dump_tree), langhooks.h (*dump_tree):
1160 Change return type from 'int' to 'bool'. Replace 0 and 1 with
1161 true and false in return statements.
1163 2003-03-19 Kevin Buettner <kevinb@redhat.com>
1165 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE): Define.
1166 (DWARF_COMPILE_UNIT_HEADER_SIZE): Take into account
1167 DWARF_INITIAL_LENGTH_SIZE.
1168 (output_compilation_unit_header, output_pubnames, output_aranges)
1169 (output_line_info): Output 0xffffffff escape value for 64-bit
1171 * config/mips/iris6.h (DWARF_INITIAL_LENGTH_SIZE): Define.
1173 2003-03-19 Ulrich Weigand <uweigand@de.ibm.com>
1175 * config/s390/s390.c (s390_preferred_reload_class): Do not
1176 force constants to the pool unless necessary.
1177 (s390_decompose_address): Prefer to use pointer as base,
1179 * config/s390/s390.md ("*tsthiCCT_only"): Remove '?' from
1181 ("*movdi_64", "*movsi", "movhi", "movqi_64", "movqi",
1182 "*movdf_64", "*movsf"): Add '?' to Q->Q alternatives.
1183 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
1184 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
1185 "*adddi3_31", "*subdi3_31"): Do not set "type" attribute.
1187 2003-03-19 Jan Hubicka <jh@suse.cz>
1189 * i386.h (machine_function): New fields use_fast_prologue_epilogue.
1190 * i386.c (use_fast_prologue_epilogue): Remove.
1191 (ix86_frame): New field save_regs-using_mov;
1192 (ix86_compute_frame_layout): Decide on fast prologues;
1193 allocate saved registers in red zone.
1194 (ix86_expand_epilogue, ix86_expand_prolgoues): Obey new parameters.
1196 2003-03-19 Nick Clifton <nickc@redhat.com>
1198 * config/mcore/mcore.h (CPP_SPEC): Remove trailing semi-colon.
1200 2003-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1203 * config/pa/pa-hpux.h (TARGET_HPUX_UNWIND_LIBRARY): Redefine.
1204 * pa-protos.h (output_lbranch): New prototype.
1205 * pa.c (compute_frame_size): Change size of the frame marker on the
1206 64-bit ports to 48 bytes.
1207 (pa_output_function_prologue): Document why SAVE_SP is set.
1208 (hppa_expand_prologue): Save previous stack pointer into frame marker
1209 on targets which use the hpux unwind library.
1210 (output_cbranch): Use output_lbranch.
1211 (output_lbranch): New function to output long unconditional branches.
1212 * pa.h (TARGET_HPUX_UNWIND_LIBRARY): Define.
1213 (STACK_POINTER_OFFSET): Update offset for 48-byte frame marker on
1215 * pa.md (jump): Use output_lbranch.
1216 (allocate_stack): New expander for dynamic stack allocation.
1218 2003-03-19 Alan Modra <amodra@bigpond.net.au>
1220 * config/rs6000/rs6000.c (rs6000_stack_info): Only require a frame
1221 when debugging on XCOFF targets. Delete "abi" temp.
1224 * combine.c (force_to_mode <NOT>): Use gen_int_mode.
1226 2003-03-18 Jakub Jelinek <jakub@redhat.com>
1228 * config/s390/s390.c (s390_output_dwarf_dtprel): New.
1229 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): New proto.
1230 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1232 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): New.
1233 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): New proto.
1234 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1236 2003-03-18 Geoffrey Keating <geoffk@apple.com>
1238 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't clone
1239 the result of machopic_function_base_name.
1240 * config/darwin.c (machopic_function_base_name): Use a gc-allocated
1241 string rather than a static array.
1243 * Makefile.in (emit-rtl.o): Add gt-emit-rtl.h to dependencies.
1245 * gengtype.c: Include rtl.h.
1246 (enum rtx_code): Don't define.
1247 (rtx_format): Make declaration match rtl.h.
1248 (rtx_next_new): Rename from rtx_next to avoid conflict. Change all
1250 (adjust_field_rtx_def): Describe strings in NOTE_LINE_NUMBER notes.
1251 * Makefile.in (gengtype.o): Update dependencies.
1253 2003-03-18 Andreas Schwab <schwab@suse.de>
1255 * config/m68k/m68k.md (iordi3): Fix setting low half to -1. From
1258 2003-03-18 Geoffrey Keating <geoffk@apple.com>
1260 * function.c (next_block_index): Mark with GTY.
1262 * config/rs6000/rs6000.md (macho_correct_pic): Correct pattern.
1264 2003-03-18 Richard Henderson <rth@redhat.com>
1266 * config/ia64/ia64.md (UNSPECV_SETJMP_RECEIVER): New.
1267 (builtin_setjmp_receiver): Delay call to ia64_reload_gp
1270 2003-03-18 Richard Henderson <rth@redhat.com>
1272 * builtins.c (expand_builtin_unop): New target_mode operand;
1273 use it to convert the result to the correct mode.
1274 (expand_builtin): Update all callers.
1276 2003-03-18 Ulrich Weigand <uweigand@de.ibm.com>
1278 * config/s390/s390.md ("movti", "movhi", "movqi"): Add "type" attribute.
1280 2003-03-18 Jan Hubicka <jh@suse.cz>
1282 * i386.md: Fix previous commit that mistakely applied the patch
1285 * alias.c (rtx_equal_for_memref_p): Assume that X and Y has been
1287 (memrefs_conflict_p): Likewise.
1288 (addr_side_effect_eval): Canonicalize the constructed address.
1290 2003-03-18 Jan Hubicka <jh@suse.cz>
1292 * i386.md (cvtts?2si peep2): New.
1294 2003-03-18 Kazu Hirata <kazu@cs.umass.edu>
1296 * config/h8300/h8300.md (*iorsi3_two_qi_zext): New.
1298 2003-03-18 Andreas Schwab <schwab@suse.de>
1300 * dwarf2out.c (output_file_names): Cast size_t to unsigned long
1303 2003-03-17 Jason Merrill <jason@redhat.com>
1306 * expr.c (expand_expr) [ADDR_EXPR]: Disallow taking the address of
1307 an unaligned member of TREE_ADDRESSABLE type.
1309 2003-03-18 Alan Modra <amodra@bigpond.net.au>
1311 * config/rs6000/linux64.h (MASK_PROFILE_KERNEL): Define.
1312 (TARGET_PROFILE_KERNEL): Define.
1313 (SUBTARGET_SWITCHES): Handle -mprofile-kernel.
1314 (PROFILE_BEFORE_PROLOGUE): Don't define.
1315 (PROFILE_KERNEL): Remove hacks.
1316 * config/rs6000/rs6000.c (TARGET_PROFILE_KERNEL): Define default.
1317 (rs6000_stack_info): No need to save lr if just for profiling when
1318 TARGET_PROFILE_KERNEL.
1319 (output_profile_hook): Output nothing when TARGET_PROFILE_KERNEL.
1320 (output_function_profiler): Localize label generation. Emit code
1321 for kernel profiling.
1323 2003-03-17 Kazu Hirata <kazu@cs.umass.edu>
1325 * config/h8300/h8300-protos.h: Add a prototype for
1326 byte_accesses_mergeable_p.
1327 * config/h8300/h8300.c (byte_accesses_mergeable_p): New.
1328 * config/h8300/h8300.md (*iorhi3_two_qi_mem): Likewise.
1329 (a splitter): Likewise.
1330 (*iorsi3_ashift_16_ashift_24): Likewise.
1331 (*iorsi3_ashift_16_ashift_24_mem): Likewise.
1333 2003-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1335 * dwarf2asm.h: Delete obsolete comment.
1336 (dw2_asm_output_data, dw2_asm_output_delta, dw2_asm_output_offset,
1337 dw2_asm_output_pcrel, dw2_asm_output_addr,
1338 dw2_asm_output_addr_rtx, dw2_asm_output_encoded_addr_rtx,
1339 dw2_asm_output_nstring, dw2_asm_output_data_uleb128,
1340 dw2_asm_output_data_sleb128, dw2_asm_output_delta_uleb128,
1341 dw2_asm_output_delta_sleb128): Add ATTRIBUTE_NULL_PRINTF.
1343 2003-03-17 Zack Weinberg <zack@codesourcery.com>
1345 * c-tree.h (struct lang_identifier): Remove error_locus field.
1346 (IDENTIFIER_ERROR_LOCUS): Kill.
1347 (record_function_scope_shadow): New prototype.
1348 * c-typeck.c (build_external_ref): Don't complain if
1349 decl is error_mark_node. When not at file scope, bind the
1350 decl's local value to error_mark_node to suppress further
1351 warnings, instead of setting IDENTIFIER_ERROR_LOCUS.
1353 * c-decl.c (get_function_binding_level): New static function.
1354 (record_function_scope_shadow): New exported function.
1355 (c_make_fname_decl): Use get_function_binding_level.
1357 2003-03-17 Steve Ellcey <sje@cup.hp.com>
1359 * stmt.c (tail_recursion_args): Call promote_mode to set
1360 unsignedp flag correctly before calling convert_move.
1362 2003-03-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1364 * loop-unroll.c (decide_peel_completely,
1365 decide_unroll_constant_iterations, decide_unroll_stupid,
1366 decide_unroll_runtime_iterations, decide_peel_simple): Set
1369 2003-03-17 Jan Hubicka <jh@suse.cz>
1371 * ggc-common.c (ggc_mark_roots): Use htab_traverse_noresize.
1373 2003-03-17 Olivier Hainque <hainque@act-europe.fr>
1375 * function.c (assign_parms): For a struct value address passed as
1376 first argument, delay the function's result RTL setup code until
1377 after the emission of parameter conversions.
1379 2003-03-17 Dave Love <fx@gnu.org>
1380 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1382 * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Define __digital__,
1383 __arch64__ to match Compaq cc.
1385 2003-03-17 Neil Booth <neil@daikokuya.co.uk>
1387 * c-opts.c: Default TARGET_EBCDIC to 0 if not defined.
1388 (c_common_init): Set EBCDIC in cpp options.
1389 * cpplex.c (maybe_read_ucs, cpp_parse_escape): Use EBCDIC option,
1390 not conditional compilation.
1391 * cpplib.h (struct cpp_options): New entry EBCDIC.
1393 2003-03-17 Neil Booth <neil@daikokuya.co.uk>
1395 * fix-header.c (read_scan_file): Need to malloc arguments to add_path.
1397 2003-03-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1399 * function.c (thread_prologue_and_epilogue_insns): Set delete_unused
1400 argument to 0 for redirect_jump.
1402 2003-03-16 Mark Mitchell <mark@codesourcery.com>
1405 * except.c (eh_region_u_cleanup): Add prev_try.
1406 (expand_eh_region_end_cleanup): Set it.
1407 (reachable_handlers): Use it to skip over cleanup blocks.
1409 2003-03-17 Andreas Jaeger <aj@suse.de>
1411 * Makefile.in (TAGS): Remove obsolete handling of =*.[chy].
1413 2003-03-17 Alan Modra <amodra@bigpond.net.au>
1415 * config/rs6000/linux64.h (TARGET_64BIT): Redefine.
1416 (TARGET_RELOCATABLE, TARGET_EABI, TARGET_PROTOTYPE): Likewise.
1417 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Likewise.
1418 (SUBTARGET_OVERRIDE_OPTIONS, CPP_SYSV_SPEC): Likewise.
1420 2003-03-16 Richard Henderson <rth@redhat.com>
1422 * simplify-rtx (simplify_binary_operation): Don't abort for
1423 SS_PLUS, US_PLUS, SS_MINUS, US_MINUS.
1425 2003-03-16 Richard Henderson <rth@redhat.com>
1427 * config/i386/i386.md (movstrictqi, movstrictqi_1): Check
1428 optimize_size as well.
1430 2003-03-16 Stephane Carrez <stcarrez@nerim.fr>
1432 * config/m68hc11/m68hc11.c (print_operand): Handle 'b' modifier
1433 for D register to specify the low part of it, aka B.
1434 (m68hc11_gen_movhi): Use REG_WAS_0 note and increment or decrement
1435 the register if we are loading 1 or -1 to it; avoid using temp
1436 register when moving X/Y to Y/X.
1437 (m68hc11_gen_movqi): Likewise.
1438 (m68hc11_check_z_replacement): Fix last insn setting for compare case.
1440 2003-03-14 Mark Mitchell <mark@codesourcery.com>
1442 PR optimization/9016
1443 * config/i386/i386.c (ix86_expand_move): Force more CONST_DOUBLEs
1444 into the constant pool.
1446 2003-03-16 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
1449 * tree.c (get_narrower): For extensions with unchanged bit number,
1450 return the unsignedness of the outer mode.
1452 2003-03-16 Roger Sayle <roger@eyesopen.com>
1454 * c-typeck.c (build_component_ref): Turn "for" into "do .. while"
1455 to avoid "may be used uninitialized" warning on ia64-hpux.
1456 * config/ia64/ia64-c.c: Include "tm_p.h" for function prototypes.
1458 2003-03-16 Andreas Jaeger <aj@suse.de>
1460 * configure.in: Improve check for memcheck.h.
1461 * configure: Regenerated.
1463 2003-03-16 Neil Booth <neil@daikokuya.co.uk>
1465 * doc/cppopts.texi: Remove documentation of -A-.
1467 2003-03-15 Zack Weinberg <zack@codesourcery.com>
1469 * doc/libgcc.texi: Remove @tie.
1471 2003-03-15 Josef Zlomek <zlomekj@suse.cz>
1473 * rtl.h (subrtx_p): Renamed to rtx_referenced_p.
1474 (rtx_pair): Added new element update_label_nuses, renamed to
1476 * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge): Use
1477 replace_label_data instead of rtx_pair.
1478 * loop.c (load_mems): Likewise.
1479 * rtlanal.c (replace_label): Replace label in pool constants and in
1480 INSN_LIST (in REG_LABEL note).
1481 (subrtx_p): Renamed to rtx_referenced_p.
1482 (subrtx_p_1): Renamed to rtx_referenced_p_1, compare the interior of
1483 LABEL_REF with CODE_LABEL, traverse constants from pool.
1485 2003-03-15 Aldy Hernandez <aldyh@redhat.com>
1486 Zack Weinberg <zack@codesourcery.com>
1488 * Makefile.in (TEXI_GCCINT_FILES): Add libgcc.texi.
1489 * doc/libgcc.texi: New file.
1490 * doc/interface.texi: Delete paragraph about libgcc interface.
1491 * doc/gccint.texi: Add libgcc menu entry and @include libgcc.texi.
1493 2003-03-15 Jason Merrill <jason@redhat.com>
1496 * dwarf2out.c (gen_decl_die): Ignore frontend tree codes.
1499 * dwarf2out.c (dwarf2out_decl): If we're at -g1, just stick nested
1500 function DIEs at toplevel.
1501 (decls_for_scope): At -g1, don't descend into subblocks.
1503 2003-03-15 Ulrich Weigand <uweigand@de.ibm.com>
1505 * varasm.c (struct rtx_const): Change type of un.addr member
1506 to struct holding an additional 'symbol' member.
1507 (decode_rtx_const): Re-enable optimization to count SYMBOL_REFs
1508 with equal string addresses as equal.
1509 (simplify_subtraction): Adapt to struct rtx_const change.
1511 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
1513 * fix-header.c (read_scan_file): Read main file before handling -D.
1515 2003-03-15 Roger Sayle <roger@eyesopen.com>
1517 * c-cppbuiltin.c (builtin_define_with_value_n): Fix whitespace.
1518 * c-typeck.c (c_tree_expr_nonnegative_p): Likewise.
1519 * cfgbuild.c (find_many_sub_basic_blocks): Likewise.
1520 (find_sub_basic_blocks): Likewise.
1521 * cgraphunit.c (cgraph_expand_functions): Likewise.
1522 * dwarf2out.c (prune_unused_types): Likewise.
1523 * expr.c (store_field): Likewise.
1524 * genextract.c (print_path): Likewise.
1525 * haifa-sched.c (schedule_insn): Likewise.
1526 * lcm.c (compute_antinout_edge): Likewise.
1527 * loop-unroll.c (decide_peel_once_rolling): Likewise.
1528 * ra-colorize.c (ra_colorize_free_all): Likewise.
1529 * ra-debug.c (dump_igraph): Likewise.
1530 (debug_hard_reg_set): Likewise.
1531 * reg-stack.c (reg_to_stack): Likewise.
1532 * rtlanal.c (refers_to_regno_p): Likewise.
1533 * tracer.c (layout_superblocks): Likewise.
1535 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
1537 * fix-header.c (read_scan_file): Fix thinko.
1539 2003-03-15 Glen Nakamura <glen@imodulo.com>
1541 * reload1.c (choose_reload_regs): Use && instead of ||
1542 with REG_CANNOT_CHANGE_MODE_P condition.
1544 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
1546 * Makefile.in: Update.
1547 * c-common.h (cb_register_builtins): Rename c_cpp_builtins.
1548 * c-lex.c (init_c_lex): Register builtins hook is dead.
1549 * c-opts.c (COMMAND_LINE_OPTIONS, missing_arg): Handle -A, -D and -U.
1550 (c_common_decode_option): Don't call cpp_handle_option.
1551 Handle -A, -D and -U.
1552 (handle_deferred_opts): Simplify.
1553 (finish_options): Define builtins and command line macros.
1554 * c-ppoutput.c (init_pp_output): Register builtins hook is dead.
1555 * cppinit.c: Don't include intl.h.
1556 (init_builtins): Rename cpp_init_builtins. No hook to call.
1557 (init_library): Don't need to sort options.
1558 (cpp_create_reader): Don't set pending.
1559 (cpp_destroy): Don't free pending.
1560 (struct pending_option, cl_directive_handler, struct cpp_pending,
1561 APPEND, free_chain, new_pending_directive, parse_option, opt_comp,
1562 cpp_finish_options, COMMAND_LINE_OPTIONS, DEF_OPT, struct cl_option,
1563 cl_options, cpp_handle_option): Remove.
1564 * cpplib.h (struct cpp_pending, register_builtins, cpp_handle_option,
1565 cpp_finish_options): Remove.
1566 (cpp_init_builtins): New.
1567 * fix-header.c (read_scan_file): Update to handle -D. Fix
1568 handling of -I. Replace call to cpp_finish_options.
1570 2003-03-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1572 PR optimization/9387
1573 * function.c (thread_prologue_and_epilogue_insns): Use redirect_jump
1574 for conditional returns.
1576 2003-03-14 Jason Merrill <jason@redhat.com>
1578 PR optimization/6871
1579 * varasm.c (assemble_variable): Leave constant zeroes in .rodata.
1581 2003-03-14 Neil Booth <neil@daikokuya.co.uk>
1583 * c-opts.c (finish_options): New.
1584 (COMMAND_LINE_OPTIONS, c_common_decode_option): Add -imacros.
1585 (missing_arg): Handle OPT_include and OPT_imacros.
1586 (c_common_init, c_common_parse_file): Use finish_options.
1587 (handle_deferred_opts): Update.
1588 * cppinit.c (struct cpp_pending): Remove imacros_head and imacros_tail.
1589 (cpp_finish_options): Don't handle -imacros here.
1591 (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -imacros.
1593 2003-03-14 Jakub Jelinek <jakub@redhat.com>
1595 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Don't call
1596 rs6000_maybe_dead if !fromprolog.
1598 2003-03-14 Neil Booth <neil@daikokuya.co.uk>
1600 * Makefile.in: Update.
1601 * c-common.h (fe_file_change, pp_file_change): New.
1602 * c-lex.c (init_c_lex): Don't set cb_file_change.
1603 (c_common_parse_file): Move to c-opts.c.
1604 (cb_file_change): Rename fe_file_change.
1605 * c-opts.c: Include debug.h.
1606 (warn_unused_macros, include_cursor): New.
1607 (push_command_line_include, cb_file_change): New.
1608 (COMMAND_LINE_OPTIONS): Handle -include.
1609 (c_common_decode_option): Use local warn_unused_macros.
1611 (c_common_post_options): Set file change callback.
1612 (handle_deferred_opts): Skip -include. Don't free the array.
1613 (c_common_init): Call cpp_finish_options here, and push an
1614 initial -include file.
1615 * c-ppoutput.c (cb_file_change): Rename pp_file_change.
1616 (preprocess_file): Don't call cpp_finish_options.
1617 (init_pp_output): Don't set the file change callback.
1618 (pp_file_change): Return if no line commands or no output.
1619 * cpphash.h (next_include_file, first_unused_line): Remove.
1620 * cppinit.c (include_head, include_tail): Remove.
1621 (cpp_destroy): Don't free -include chain.
1622 (cpp_finish_options): Don't handle -include, or worry about
1624 (_cpp_maybe_push_include_file): Remove.
1625 (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -include.
1626 * cpplib.c (_cpp_pop_buffer): Don't handle -include.
1627 * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_create_definition):
1628 Used flag is set based upon the state of the warn_unused_macros
1629 flag, and so use of first_unused_line is unnecessary.
1631 2003-03-13 Jan Hubicka <jh@suse.cz>
1633 * cselib.c (clear_table): Do not take argument; always clear just
1635 (cselib_process_insn): Update call of clear_table
1636 (cselib_init): Do not call clear_table.
1637 (cselib_finish): Clear table.
1639 * cse.c (count_reg_usage): Do not check side_effects_p.
1640 * rtlanal.c (set_noop_p): Check side_effects_p only when set looks
1642 (find_reg_equal_equiv_note): Do not use find_reg_note.
1644 2003-03-14 Richard Henderson <rth@redhat.com>
1647 * config/alpha/alpha.c (alpha_va_start): Account for
1648 current_function_pretend_args_size in the AP offset.
1650 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Move out of line.
1651 (INITIAL_ELIMINATION_OFFSET): Move out of line.
1652 * config/alpha/alpha.c (alpha_setup_incoming_varargs): New.
1653 (alpha_initial_elimination_offset) New.
1654 * config/alpha/alpha-protos.h: Update.
1656 2003-03-14 Jakub Jelinek <jakub@redhat.com>
1658 * stmt.c (expand_start_case): Call emit_queue ().
1660 2003-03-14 Chris Demetriou <cgd@broadcom.com>
1661 Alexandre Oliva <aoliva@redhat.com>
1663 * config/mips/mips.h (FUNCTION_PROFILER): _mcount() doesn't pop 2
1666 2003-03-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1668 PR optimization/8396
1669 * tree-inline.c (initialize_inlined_parameters): Make sure the value
1670 of read-only constant arguments is passed with the right type.
1672 2003-03-14 Steven Bosscher <steven@gcc.gnu.org>
1674 * doc/extend.texi (Function Names): Make the example compilable.
1676 2003-03-13 David Edelsohn <edelsohn@gnu.org>
1678 * config/rs6000/rs6000.c (processor_target_table): Really allow
1679 GP optional instructions on Power4.
1681 2003-03-13 Roger Sayle <roger@eyesopen.com>
1683 * calls.c (flags_from_decl_or_type): Factor and remove redundant
1686 2003-03-13 Mike Stump <mrs@apple.com>
1688 * ggc-page.c (struct page_entry): Remove varray.h header.
1689 Add index_by_depth field.
1690 Remove save_in_use_p field.
1691 (struct globals): Add depth_in_use, depth_max, by_depth_in_use,
1692 by_depth_max, by_depth, and save_in_use fields.
1693 (INITIAL_PTE_COUNT): Add.
1694 (save_in_use_p_i): Add.
1695 (save_in_use_p): Add.
1696 (adjust_depth): Add.
1697 (move_ptes_to_front): Add.
1699 (push_by_depth): Add.
1701 (free_page): Add support for and use faster data structures.
1702 (ggc_alloc): Likewise.
1703 (init_ggc): Likewise.
1704 (ggc_recalculate_in_use_p): Likewise.
1705 (ggc_pop_context): Likewise.
1706 (clear_marks): Likewise.
1707 (ggc_pch_read): Likewise.
1708 * Makefile.in (ggc-page.o): Remove varray.h.
1710 2003-03-13 Nathanael Nerode <neroden@gcc.gnu.org>
1712 * ChangeLog: Rotated last year's entries to...
1715 * config/ia64/fde-glibc.c, config/ia64/freebsd.h,
1716 config/ia64/hpux.h, config/ia64/hpux_longdouble.h,
1717 config/ia64/ia64-c.c, config/ia64/ia64-modes.def,
1718 config/ia64/ia64-protos.h, config/ia64/ia64.c,
1719 config/ia64/ia64.h, config/ia64/ia64.md,
1720 config/ia64/itanium1.md, config/ia64/itanium2.md,
1721 config/ia64/quadlib.c, config/ia64/unwind-ia64.c,
1722 config/ia64/unwind-ia64.h: It's GCC, not GNU CC.
1724 2003-03-13 Aldy Hernandez <aldyh@redhat.com>
1726 * config/rs6000/rs6000.c (rs6000_dwarf_register_span):
1727 Differentiate endianness.
1728 (s6000_override_options): Use cpu type instead of TARGET_SPE.
1730 2003-03-13 Nick Clifton <nickc@redhat.com>
1732 * config/arm/arm.c (print_multi_reg): Do not generate a type 2
1733 LDM instructions with writeback enabled.
1734 (output_return_instruction): Likewise.
1736 * config/arm/pe.h (FIXED_REGISTERS): Remove definition.
1737 (CALL_USED_REGISTERS): Remove definition.
1738 (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Define.
1740 2003-03-13 Alan Modra <amodra@bigpond.net.au>
1742 * config/rs6000/rs6000.c (rs6000_flag_pic): Delete.
1743 (rs6000_xcoff_encode_section_info): #ifdef TARGET_XCOFF.
1744 (rs6000_binds_local_p, TARGET_BINDS_LOCAL_P): #if TARGET_MACHO.
1745 (rs6000_override_options): Don't clear flag_pic for ABI_AIX.
1746 (rs6000_legitimize_address): Formatting.
1747 (rs6000_emit_move): Likewise.
1748 (rs6000_return_addr): Test ABI_AIX as well as flag_pic.
1749 (rs6000_emit_prologue <save_LR_around_toc_setup>): Likewise.
1750 (rs6000_elf_select_section): Comment reason for shlib being
1752 (rs6000_elf_unique_section): Likewise.
1753 (rs6000_elf_encode_section_info): Test !TARGET_AIX as well as ABI_AIX.
1754 * config/rs6000/rs6000.h (LEGITIMATE_LO_SUM_ADDRESS_P): Test ABI_AIX
1755 as well as flag_pic.
1756 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
1757 (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1758 * config/rs6000/linux64.h (TARGET_ENCODE_SECTION_INFO): Don't define.
1760 2003-03-13 Richard Henderson <rth@redhat.com>
1762 * emit-rtl.c (try_split): Handle 1-1 splits of call insns properly.
1764 * config/ia64/ia64.c (TARGET_FUNCTION_OK_FOR_SIBCALL): New.
1765 (ia64_gp_save_reg): Remove.
1766 (struct ia64_frame_info): Move to the beginning of the file;
1768 (ia64_expand_call): Rearrange for new call patterns.
1769 (ia64_reload_gp): New.
1770 (ia64_split_call): New.
1771 (ia64_compute_frame_size): Allocate reg_save_gp.
1772 (ia64_expand_prologue): Save reg_save_gp.
1773 (ia64_expand_epilogue): Don't restore gp.
1774 (ia64_hard_regno_rename_ok): Remove R4 hack.
1775 (ia64_function_ok_for_sibcall): New.
1776 (ia64_output_mi_thunk): Set reload_completed, no_new_pseudos;
1777 call try_split on sibcall pattern.
1778 * config/ia64/ia64-protos.h: Update.
1779 * config/ia64/ia64.md (call_nogp, call_value_nogp, sibcall_nogp):
1780 Rename from nopic versions. Confiscate 2nd argument to call as
1782 (call_pic, call_value_pic, sibcall_pic): Remove.
1783 (call_gp, call_value_gp, sibcall_gp): New.
1784 (builtin_setjmp_setup): Remove.
1785 (builtin_setjmp_receiver): Call ia64_reload_gp.
1787 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
1789 * config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
1790 config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md: Replace
1791 "GNU CC" with "GCC".
1793 * config/c4x/c4x-c.c, config/c4x/c4x-modes.def,
1794 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
1795 config/c4x/c4x.md, config/c4x/libgcc.S, config/c4x/rtems.h:
1798 * genattrtab.h, hosthooks-def.h, hosthooks.h, langhooks-def.h,
1799 langhooks.h, tree-inline.h: Replace "GNU CC" with "GCC".
1801 * c-pch.c, dummy-conditions.c, genautomata.c, genconditions.c,
1802 langhooks.c, tree-inline.c, unwind-dw2-fde-darwin.c,
1803 unwind-dw2-fde-glibc.c, unwind-libunwind.c, vmsdbgout.c: Replace
1804 "GNU CC" with "GCC".
1806 * config/v850/lib1funcs.asm, config/v850/rtems.h,
1807 config/v850/v850-c.c, config/v850/v850-protos.h,
1808 config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
1811 * config/vax/bsd.h, config/vax/elf.h, config/vax/netbsd-elf.h,
1812 config/vax/netbsd.h, config/vax/openbsd.h, config/vax/openbsd1.h,
1813 config/vax/ultrix.h, config/vax/vax-protos.h, config/vax/vax.c,
1814 config/vax/vax.h, config/vax/vax.md, config/vax/vaxv.h: GCC, not
1817 2003-03-12 Benjamin Kosnik <bkoz@redhat.com>
1819 * cpppch.c (cpp_valid_state): Use DL_WARNING_SYSHDR, not DL_WARNING.
1821 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
1823 * fixinc/fixinc.interix: Remove dead code (most of it).
1824 * fixinc/fixinc.dgux: Remove.
1826 * ginclude/float.h, ginclude/iso646.h, ginclude/stdarg.h,
1827 ginclude/stdbool.h, ginclude/stddef.h: GCC, not GNU CC.
1829 2003-03-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1831 * pa.c (pa_init_builtins): Fix warning.
1833 2003-03-12 Steve Ellcey <sje@cup.hp.com>
1835 * config/ia64/ia64.h (ASM_OUTPUT_XDATA_CHAR): Remove.
1836 (ASM_OUTPUT_XDATA_SHORT): Remove.
1837 (ASM_OUTPUT_XDATA_INT): Remove.
1838 (ASM_OUTPUT_XDATA_DOUBLE_INT): Remove.
1839 (ASM_OUTPUT_ADDR_DIFF_ELT): Handled 32 bit address diffs.
1840 (ASM_PREFERRED_EH_DATA_FORMAT): Handle 32 bit EH pointers.
1841 (CASE_VECTOR_MODE): Handle 32 bit pointers in case statement.
1843 2003-03-12 Andrew Lewycky <andrew@mxc.ca>
1846 * expr.c (store_expr): Don't attempt to store void-typed trees,
1847 just evaluate them for side effects.
1849 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
1851 * cppfiles.c (cpp_rename_file, cpp_push_include): New.
1852 * cppinit.c (push_include): Move with changes to cppfiles.c.
1853 (cpp_read_main_file): Mark named operators here...
1854 (cpp_finish_options): ...not here. Update.
1855 (_cpp_maybe_push_include_file): Update.
1856 * cpplib.h (cpp_push_include, cpp_rename_file): New.
1858 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
1860 * aclocal.m4: Introduce gcc_GAS_VERSION_GTE_IFELSE,
1861 _gcc_COMPUTE_GAS_VERSION.
1862 * configure.in: Use them.
1863 * configure: Regenerate.
1865 2003-03-12 Bob Wilson <bob.wilson@acm.org>
1867 * config/xtensa/xtensa.md (adddi3): Don't clobber source operand used
1869 (subdi3): Reorder emitted instructions.
1871 2003-03-12 Andreas Jaeger <aj@suse.de>
1873 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Remove call to
1874 NETBSD_OS_CPP_BUILTINS_LP64.
1876 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
1878 * Makefile.in: Eliminate all.indirect. Update and clean up comments.
1879 Rearrange. Reorganize.
1880 * configure.in: Rearrange.
1881 * configure: Regenerate.
1883 2003-03-12 Andreas Jaeger <aj@suse.de>
1885 * c-cppbuiltin.c (cb_register_builtins): Define LP64 builtins for
1888 * doc/cpp.texi (Common Predefined Macros): Document __LP64__ and
1891 * config/ia64/ia64.h (TARGET_CPU_CPP_BUILTINS): Do not define
1893 * config/pa/pa.h (TARGET_CPU_CPP_BUILTINS): Likewise.
1895 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Remove call to
1896 NETBSD_OS_CPP_BUILTINS_LP64.
1897 * config/sh/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise.
1898 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise.
1900 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_LP64): Remove.
1902 2003-03-12 Jan Hubicka <jh@suse.cz>
1904 * i386.c (ix86_setup_incoming_varargs): Set stack_alignment_needed to 128.
1906 2003-03-12 Daniel Jacobowitz <drow@mvista.com>
1908 Fix PR target/9797 and PR c/9853.
1909 * stmt.c (expand_decl_init): Call push_temp_slots () and
1912 2003-03-12 J"orn Rennecke <joern.rennecke@superh.com>
1914 * sh.c: Include basic-block.h.
1915 (sh_output_mi_thunk, emit_load_ptr): New functions.
1916 (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine.
1918 2003-03-12 Nick Clifton <nickc@redhat.com>
1920 * config/arm/pe.h (FIXED_REGISTERS): Add Maverick registers.
1921 (CALL_USED_REGISTERS): Likewise.
1922 * config/arm/arm.h (FIRST_PSEUDO_REGISTER): Update comment
1923 describing how this value is calculated.
1925 2003-03-12 Hans-Peter Nilsson <hp@bitrange.com>
1927 * configure.in (rlim_t): Define to long if no valid definition
1928 found in sys/resource.h.
1929 * config.in, configure: Regenerate.
1931 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
1933 * config/mcore/mcore-elf.h (CPP_PREDEFINES): Replace with
1934 TARGET_OS_CPP_BUILTINS.
1935 * config/mcore/mcore-pe.h: Similarly.
1936 * config/mcore/mcore.h: Replace CPP_PREDEFINES and part of
1937 CPP_SPEC with TARGET_CPU_CPP_BUILTINS.
1939 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1942 * c-decl.c (duplicate_decls): Discard the initializer of the new decl
1943 only if it is a VAR_DECL.
1945 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1947 PR optimization/9888
1948 * config/i386/i386.md (jcc_1): Fix range.
1951 (doloop_end_internal): Likewise.
1953 2003-03-12 Danny Smith <dannysmith@users.sourceforge.net>
1955 * config/i386/winnt.c (DLL_IMPORT_PREFIX): New define.
1956 Use throughout instead of DLL_IMPORT_EXPORT_PREFIX and "e."
1957 (DLL_EXPORT_PREFIX): New define. Use throughout instead of
1958 DLL_IMPORT_EXPORT_PREFIX and "i."
1959 (i386_pe_dllexport_name_p): Here.
1960 (i386_pe_dllimport_name_p): Here.
1961 (i386_pe_mark_dllexport): Here. Remove DLL_IMPORT_PREFIX,
1962 not 9 chars when getting identifier name.
1963 (i386_pe_mark_dllimport): Here.
1964 (i386_pe_encode_section_info): Here. Remove DLL_IMPORT_PREFIX,
1965 not 9 chars when getting identifier name. Correct comment.
1966 (i386_pe_strip_name_encoding): Here. Add comments for different
1968 (gen_fastcall_suffix): Break down xmalloc() argument to
1970 (gen_stdcall_suffix): Likewise.
1971 Update copyright year.
1973 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1975 PR optimization/9888
1976 * config/i386/i386.md (movsi_1): Remove special alternatives
1978 (movsi_1_nointernunit): Likewise.
1979 (movhi_1): Likewise.
1980 * config/i386/i386.c (memory_address_length): Do not use
1981 short displacement when there is no base.
1982 (ix86_attr_length_address_default): Handle LEA instructions.
1984 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
1986 * c-cppbuiltin.c (builtin_define_std): Make non-static.
1988 2003-03-11 Loren James Rittle <ljrittle@acm.org>
1990 * config/freebsd-spec.h (FBSD_CPP_PREDEFINES): Remove.
1991 (FBSD_TARGET_OS_CPP_BUILTINS): New port-specific macro.
1992 (FBSD_TARGET_CPU_CPP_BUILTINS): New port-specific macro.
1993 * config/freebsd.h (CPP_PREDEFINES): Remove.
1994 (TARGET_OS_CPP_BUILTINS): New.
1995 * config/alpha/freebsd.h: Use overridden FBSD_TARGET_CPU_CPP_BUILTINS
1996 instead of TARGET_OS_CPP_BUILTINS.
1997 * config/sparc/freebsd.h (CPP_PREDEFINES): Remove.
1999 2003-03-11 Geoffrey Keating <geoffk@apple.com>
2001 * c-cppbuiltin.c (builtin_define_std): Add ATTRIBUTE_UNUSED.
2003 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
2005 * config/rs6000/rs6000.c (rs6000_stack_info): Remove
2006 insn_chain_scanned. Use insn_chain_scanned_p in machine_function.
2008 * config/rs6000/rs6000.h (machine_function): Add insn_chain_scanned_p.
2010 2003-03-11 Alexandre Oliva <aoliva@redhat.com>
2012 * toplev.c (independent_decode_option): Return success for --help,
2013 --target-help and --version.
2015 2003-03-11 Alexandre Oliva <aoliva@redhat.com>
2017 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add endian_spec.
2018 Default to -mips3 on -mabi=64. Don't add -mips* flag if -march is
2020 (SUBTARGET_ASM_SPEC): Remove -mips*-adding code obviated by
2022 (LINK_SPEC): Let endian options affect the linker emulation name.
2024 2003-03-11 J"orn Rennecke <joern.rennecke@superh.com>
2026 * sh.md (reload_inqi): Fix mode for source in second set.
2028 2003-03-11 Jan Hubicka <jh@suse.cz>
2030 * cselib.c (cselib_invalidate_mem_1): Move too ...
2031 (cselib_invalidate_mem): ... here; use new list
2032 (dummy_val, first_containing_mem): New static variables.
2033 (clear_table): Initialize first_containing_mem.
2034 (discard_useless_values): Compact the containing_mem list.
2035 (add_mem_for_addr): Add to the list.
2036 * cselib.h (cselib_val): Add next_containing_mem.
2038 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
2040 * config/rs6000/rs6000.c (rs6000_override_options): Disable string
2041 instructions for e500.
2043 2003-03-11 Neil Booth <neil@daikokuya.co.uk>
2045 * Makefile.in: Update.
2046 * c-cppbuiltin.c: Include tm_p.h.
2048 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
2050 * doc/tm.texi (Frame Registers): Document DWARF_REG_TO_UNWIND_COLUMN.
2052 * unwind-dw2.c (DWARF_REG_TO_UNWIND_COLUMN): Define.
2053 (_Unwind_GetGR): Use DWARF_REG_TO_UNWIND_COLUMN.
2054 (_Unwind_SetGR): Same.
2055 (_Unwind_GetGRPtr): New.
2056 (_Unwind_SetGRPtr): New.
2057 (uw_update_context_1): Use accesor functions instead of accessing
2058 context->reg[] directly.
2059 (uw_install_context_1): Same.
2060 (execute_cfa_program): Same.
2061 (__frame_state_for): Same.
2063 * config/rs6000/rs6000.c (spe_synthesize_frame_save): Use 1200 as
2064 the synthetic register offset.
2066 * config/rs6000/rs6000.h (DWARF_REG_TO_UNWIND_COLUMN): New.
2068 2003-03-11 Hans-Peter Nilsson <hp@axis.com>
2070 * config/cris/cris.md: Remove lingering EGCS reference.
2071 ("*extopqihi_side_biap"): For HI operation, match
2072 cris_additive_operand_extend_operator, not
2073 cris_operand_extend_operator. Adjust condition.
2074 ("*extopqihi_side", "*extopqihi"): Ditto.
2075 ("*extopqisi_side_biap"): Correct operand numbers in condition.
2076 ("*extophisi_side_biap", "*extopqisi_swap_side_biap"): Ditto.
2077 ("*extophisi_swap_side_biap", "*extopqisi_swap"): Ditto.
2078 ("*extophisi_swap"): Ditto.
2079 ("*extopqihi_swap_side_biap"): For HI operation, match a simple
2080 PLUS, not cris_operand_extend_operator. Adjust condition and
2082 ("*extopqihi_swap_side", "*extopqihi_swap"): Ditto.
2083 * config/cris/cris.h (PREDICATE_CODES): Add
2084 cris_additive_operand_extend_operator.
2085 * config/cris/cris.c (cris_additive_operand_extend_operator):
2088 2003-03-11 Hartmut Penner <hpenner@de.ibm.com>
2090 * df.c (read_modify_subreg_p): Change from static to global.
2091 * df.h (read_modify_subreg_p): Add prototype.
2092 * sched-deps.c (sched_analyze_1): Generate true dependency for
2093 strict_low_part, certain subregs and zero/sign_extract.
2095 2003-03-11 Neil Booth <neil@daikokuya.co.uk>
2097 * Makefile.in: Update.
2098 * c-common.c: Don't include real.h or except.h.
2099 (REGISTER_PREFIX): Remove.
2100 (builtin_define_std, builtin_define_with_value,
2101 builtin_define_with_int_value, builtin_define_with_hex_fp_value,
2102 builtin_define_type_max, builtin_define_type_precision,
2103 builtin_define_float_constants): Move to c-cppbuiltin.c.
2104 (c_stddef_cpp_builtins): New.
2105 * c-common.h (builtin_define_with_value, c_stddef_cpp_builtins): New.
2106 * c-cppbuiltin.c: New, extracted from c-common.c.
2107 (define__GNUC__): New.
2108 * cppspec.c (lang_specific_driver): Remove support of -no-gcc.
2109 * gcc.c: Remove support of %v1, %v2 and %v3 specs.
2110 (cpp_unique_options): Don't support no-gcc.
2111 (do_spec_1): Remove support of version specs.
2112 * doc/invoke.texi: Remove documentation of %v1, %v2 and %v3.
2113 * doc/passes.texi: Update.
2114 * doc/tm.texi: Update.
2116 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
2118 * dwarf2out.c (multiple_reg_loc_descriptor): Fix thinko.
2120 2003-03-10 Andrew Pinski <apinski@apple.com>
2122 * config/darwin.c (machopic_function_base_name): If dynamic-no-pic
2123 is on should not get here.
2124 (machopic_indirect_data_reference): If dynamic-no-pic is on just
2125 generate high/low parts of the address.
2126 (machopic_legitimize_pic_address): Change MACHOPIC_PURE to
2127 MACHOPIC_INDIRECT. Dynamic-no-pic uses 0 as the pic base. Generate
2128 symbol and labels with a new reg. Dynamic-no-pic does not have a
2129 pic_offset_table_rtx.
2130 (machopic_select_section): Change references of flag_pic to
2132 (machopic_asm_out_destructor): Likewise.
2133 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Change
2134 reference of flag_pic to MACHOPIC_INDIRECT.
2135 (MACHO_DYNAMIC_NO_PIC_P): Define as TARGET_DYNAMIC_NO_PIC.
2136 (MACHOPIC_INDIRECT): Is also true when dynamic-no-pic is on.
2137 (MACHOPIC_JUST_INDIRECT): Is also true when dynamic-no-pic is on.
2138 (MACHOPIC_PURE): Is not pure when dynamic-no-pic is on.
2139 * config/i386/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define as
2140 0 for right now as dynamic-no-pic is not implemented on Darwin/ia32.
2141 * config/rs6000/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define.
2142 (TARGET_DYNAMIC_NO_PIC): Define.
2143 (SUBTARGET_SWITCHES): Define, have sub-target switches for
2145 (SUBTARGET_OVERRIDE_OPTIONS): Move check for -fpic from
2146 rs6000_override_options to here. Dynamic-no-pic overrides
2148 (CC1_SPEC): Change from not static then pic to not static and not
2149 dynamic-no-pic then pic.
2150 * config/rs6000/rs6000.c (rs6000_override_options): Move the
2151 check for -fpic and DARWIN_ABI to config/rs6000/darwin.h
2152 (rs6000_legitimize_reload_address): Add case for loading floating in
2154 (rs6000_emit_move): Add case for dynamic-no-pic. Change reference
2155 of flag_pic to MACHOPIC_INDIRECT.
2156 (secondary_reload_class): Conditional change the reference of
2157 flag_pic to MACHOPIC_INDIRECT.
2158 (rs6000_output_mi_thunk): Change reference of flag_pic to
2160 (output_profile_hook): Likewise.
2161 (machopic_output_stub): Non-pure (dynamic-no-pic) is now supported.
2162 * config/rs6000/rs6000.md (movdf_low): Add the case for
2163 MACHO_DYNAMIC_NO_PIC_P.
2164 (call): Change references for flag_pic in TARGET_MACHO to
2166 (SUBTARGET_OVERRIDE_OPTIONS): Add case where -fpic is on and
2167 -mdynamic-no-pic is on. Also move case for -fpic from rs6000.c.
2168 * doc/invoke.texi (-mdynamic-no-pic): Document.
2170 2003-03-10 Devang Patel <dpatel@apple.com>
2173 * gcc.c (DEFAULT_SWITCH_TAKES_ARG): Remove.
2174 (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.
2175 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Add.
2176 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add.
2177 * cppspec.c (DEFAULT_SWITCH_TAKES_ARG): Remove.
2178 (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.
2180 2003-03-10 Steven Bosscher <s.bosscher@student.tudelft.nl>
2182 PR optimization/7189
2183 * toplev.c (rest_of_compilation): Move
2184 check_function_return_warnings up to just after
2185 delete_unreachable_blocks.
2187 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
2189 * config/m68hc11/m68hc11.h (HARD_REGNO_RENAME_OK): Define.
2190 * config/m68hc11/m68hc11-protos.h (m68hc11_hard_regno_rename_ok):
2192 * config/m68hc11/m68hc11.c (m68hc11_hard_regno_rename_ok): New function
2193 for reg rename optimization to avoid using Z and Y registers.
2195 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
2197 * config/m68hc11/m68hc11.md ("*addhi3_68hc12"): Accept any constant
2198 when adding to X and Y since leax/leay are fast.
2199 ("*addhi3"): Accept 'I' constraint when adding to address register.
2200 ("rotlhi3"): Operand 1 must be a register_operand.
2201 (peephole2): New peephole to optimize some adds.
2202 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_P): Use 'I' constraint
2203 to represent -2 .. 2 small integer range.
2205 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
2207 * config/m68hc11/m68hc11.c (m68hc11_gen_rotate): Set carry before
2208 each 16-bit rotation.
2210 2003-03-10 Zack Weinberg <zack@codesourcery.com>
2212 * c-opts.c (add_prefixed_path): Don't use concat. When
2213 prefixing with cpp_GCC_INCLUDE_DIR, copy only the first
2214 cpp_GCC_INCLUDE_DIR_len characters.
2216 2003-03-10 Segher Boessenkool <segher@koffie.nl>
2218 * testsuite/gcc.dg/altivec-9.c: New file.
2220 * config/rs6000/rs6000.c (altivec_frame_fixup): Remove.
2221 (rs6000_emit_prologue): Use rs6000_frame_related instead.
2223 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
2225 * config/rs6000/spe.h: Define __ev64_*64__ to use single element
2227 (__ev_convert_u64): Remove macro. Define as inline.
2228 (__ev_convert_s64): Same.
2230 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
2232 * config/rs6000/rs6000.h (DWARF_FRAME_REGISTERS): Define.
2233 (rs6000_stack_t): Add spe_64bit_regs_used.
2235 * config/rs6000/rs6000.c (rs6000_stack_info): Calculate
2236 spe_64bit_regs_used, and use it to determine the size of the
2238 (spe_func_has_64bit_regs_p): New.
2239 (spe_synthesize_frame_save): New.
2240 (rs6000_frame_related): Handle SPE synthetic registers.
2241 (rs6000_emit_prologue): Only save in 64-bits if the function used
2242 any registers in 64-bit mode.
2243 (rs6000_emit_epilogue): Same, but for restore.
2245 2003-03-10 Richard Earnshaw <rearnsha@arm.com>
2247 * arm.h (enum floating_point_type): Delete. Replace with...
2248 (enum fputype): ... new.
2249 (FPUTYPE_DEFAULT): Renamed from FP_DEFAULT. Values reworked.
2250 * linux-elf.h (FPUTYPE_DEFAULT): Likewise.
2251 * arm.md (attr fpu): Reworked for new underlying enum values.
2252 * arm.c (arm_fpu_arch): Now enum fputype.
2253 (arm_fpu_tune): Renamed from arm_fpu. Now enum fputype.
2254 (arm_override_options, arm_output_epilogue, arm_expand_prologue):
2255 Update uses of arm_fpu_arch and arm_fpu_tune.
2257 2003-03-10 Josef Zlomek <zlomekj@suse.cz>
2259 * cfgcleanup.c (outgoing_edges_match): Compare the jump tables.
2260 (try_crossjump_to_edge): Replace refereces to one jump table by
2261 references to identical jump table.
2262 * loop.c (load_mems): Moved setting the JUMP_LABEL to replace_label.
2263 (replace_label): Moved to rtlanal.c.
2264 (struct rtx_pair): Moved to rtl.h.
2265 * rtl.h (struct rtx_pair): Moved from loop.c.
2266 (replace_label): New extern function.
2267 (subrtx_p): New extern function.
2268 (tablejump_p): New extern function.
2269 * rtlanal.c (replace_label): Moved from loop.c.
2270 (subrtx_p_1): New static function.
2271 (subrtx_p): New function.
2272 (tablejump_p): New function.
2274 2003-03-10 Jan Hubicka <jh@suse.cz>
2276 * cfgcleanup.c (try_optimize_cfg): Fix thinko in previous patch.
2278 * cfgcleanup.c (merge_blocks): Return where to iterate next.
2279 (try_optimize_cfg): Use return value of merge_blocks
2281 2003-03-10 Michael Matz <matz@suse.de>
2283 * cfg.c (unchecked_make_edge): New.
2284 (cached_make_edge): Use it.
2285 * basic-block.h (unchecked_make_edge): Declare.
2286 * cfglayout.c (cfg_layout_duplicate_bb): Use it.
2288 2003-03-10 Richard Earnshaw <rearnsha@arm.com>
2290 * fpa.md: New file. Move all patterns relating to FPA co-processor
2292 * arm.md: ... from here.
2293 (cirrus.md, fpa.md): Include at end of description.
2294 (divsf3, divdf3, modsf3, movdf3, sqrtsf2, sqrtdf2): New expands.
2295 (pic_load_addr_based): Remove register constraint from expander.
2296 (seq, sne, sgt, sle, slt, sge, sgeu, sleu, sgtu, sltu, sunordered)
2297 (sordered, sungt, sunle, sunge, sunlt): Likewise.
2298 (eh_epilogue, tablejump): Likewise.
2300 2003-03-09 David Edelsohn <edelsohn@gnu.org>
2303 * config/rs6000/rs6000.md (movsi_update1): Add TARGET_UPDATE final
2306 2003-03-09 Neil Booth <neil@daikokuya.co.uk>
2308 * config/frv/frv.h: Use TARGET_CPU_CPP_BUILTINS, not CPP_PREDEFINES.
2309 * config/ip2k/ip2k.h: Similarly.
2310 * config/m32r/m32r.h: Similarly.
2311 * config/m68hc11/m68hc11.h: Similarly.
2312 * config/mn10200/mn10200.h: Similarly.
2313 * config/mn10300/mn10300.h: Similarly.
2314 * config/pdp11/pdp11.h: Similarly.
2315 * config/v850/v850.h: Similarly.
2316 * config/rs6000/vxworks.h: Similarly for TARGET_OS_CPP_BUILTINS.
2317 * config/v850/retms.h: Similarly for TARGET_OS_CPP_BUILTINS.
2318 * config/mips/iris3.h: Remove #if 0 block.
2320 2003-03-09 Roger Sayle <roger@eyesopen.com>
2321 Joern Rennecke <joern.rennecke@superh.com>
2323 * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch. Don't handle
2324 pending argument upon return from handle_braces here.
2325 (do_spec_2): Instead handle it upon return from do_spec_1 here.
2327 2003-03-09 Roger Sayle <roger@eyesopen.com>
2328 Joern Rennecke <joern.rennecke@superh.com>
2330 * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch. Don't handle
2331 pending argument upon return from handle_braces here.
2332 (do_spec_2): Instead handle it upon return from do_spec_1 here.
2334 2003-03-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2336 * varasm.c (make_decl_one_only): Use declare_weak().
2338 2003-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2341 * c-common.c (c_common_nodes_and_builtins): Initialize target builtins
2342 after the common builtins.
2343 * pa-hpux.h (DONT_HAVE_FPUTC_UNLOCKED): Define.
2344 * pa.c (TARGET_INIT_BUILTINS): Define.
2345 (pa_init_builtins): New function.
2347 * pa.md (call, call_value, sibcall, sibcall_value): When sufficient
2348 space has been allocated for the outgoing arguments, set the arg
2349 pointer for a call emitted after virtuals have been instantiated
2350 using the stack pointer offset, otherwise abort.
2352 2003-03-09 DJ Delorie <dj@redhat.com>
2354 * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH): Revert.
2356 2003-03-09 Richard Earnshaw <rearnsha@arm.com>
2358 * arm.md (fix_truncsfsi2, fix_truncdfsi2, arm_fix_truncsfsi2)
2359 (arm_fix_truncdfsi2): Add missing fix in floating point mode before
2360 conversion to integer.
2361 * cirrus.md (cirrus_truncsfsi2, cirrus_truncdfsi2): Likewise.
2363 2003-03-09 Roger Sayle <roger@eyesopen.com>
2365 * builtins.def: Fix typo and improve grammar.
2366 * loop-unroll.c (decide_peel_completely): Tidy log message.
2368 2003-03-09 Kazu Hirata <kazu@cs.umass.edu>
2370 * config/h8300/h8300.md (*tstsi_upper_bit): New.
2371 (*iorsi3_e2f): Likewise.
2373 2003-03-08 Kazu Hirata <kazu@cs.umass.edu>
2375 * config/h8300/h8300.c (h8300_and_costs): Return the number of
2376 assembly instructions needed.
2377 (h8300_shift_costs): Likewise.
2379 2003-03-09 Hans-Peter Nilsson <hp@bitrange.com>
2381 * config/cris/aout.h (ENDFILE_SPEC): Undef.
2383 * optabs.c (gen_move_insn): Move logic for synthesizing MODE_CC
2385 * expr.c (emit_move_insn_1): ... to here.
2387 * config/cris/aout.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__AOUT__ to...
2388 (TARGET_OS_CPP_BUILTINS): New macro.
2389 * config/cris/cris.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__ELF__ to...
2390 (TARGET_OS_CPP_BUILTINS): New macro.
2391 (CPP_PREDEFINES): Don't define. Move old definitions and...
2392 (CPP_SPEC): ...move -D__CRIS_ABI_version=2 to...
2393 (TARGET_CPU_CPP_BUILTINS): New macro.
2394 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Move constant
2395 definitions and the optional __PIC__, __pic__ and
2396 __NO_UNDERSCORES__ definitions to...
2397 (TARGET_OS_CPP_BUILTINS): New macro.
2399 * flags.h (flag_leading_underscore): Declare.
2401 * c-opts.c (c_common_post_options): On fopen failure, return
2404 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
2406 * config/cris/cris_abi_symbol.c: #include tconfig.h and tm.h, not
2408 * config/cris/cris.h (HAVE_GAS_HIDDEN): Don't define here.
2409 * config/cris/aout.h (HAVE_GAS_HIDDEN): Undef.
2411 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
2413 * config/sh/rtemself.h (TARGET_OS_CPP_BUILTINS): Use instead of
2415 * config/sh/rtems.h (TARGET_OS_CPP_BUILTINS): Use instead of
2418 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
2420 * c-common.h (c_common_init, c_common_post_options): Update.
2421 * c-objc-common.c (c_objc_common_init): Update for new prototype.
2422 * c-opts.c (saved_lineno): New.
2423 (c_common_post_options, c_common_init): Update prototypes,
2424 move call to cpp_read_main_file from latter to former.
2425 * c-tree.h (c_ojbc_common_init): Update.
2426 * langhooks-def.h (lhd_post_options): New.
2427 (LANG_HOOKS_INIT, LANG_HOOKS_POST_OPTIONS): Update.
2428 * langhooks.c (lhd_post_options): New.
2429 * langhooks.h (struct lang_hooks): Update post_options and init hooks.
2430 * toplev.c (no_backend): New.
2431 (process_options): Call post_options hook and set main_input_filename
2432 and input_filename here.
2433 (lang_dependent_init, do_compile): post_options hook moved to
2435 * objc/objc-act.c (objc_init): Update prototype.
2436 * objc/objc-act.h (objc_init): Update prototype.
2438 2003-03-08 Roger Sayle <roger@eyesopen.com>
2440 * emit-rtl.c (gen_lowpart): Don't attempt to load a part of
2441 a complex or vector type, using a load in the original mode.
2443 2003-03-08 Jan Hubicka <jh@suse.cz>
2445 * Makefile.in (cgraph.o): Depend on gt-cgraph.h and varray.h.
2446 * gt-cgraph.h: New GC file.
2447 * cgraph.c (known_fns): New static variable.
2448 (cgraph_node): Add the decl into varray.
2450 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
2452 * config/mmix/mmix.md ("*movcc_expanded"): Add missing alternatives.
2454 2003-03-08 Richard Earnshaw <rearnsha@arm.com>
2456 * arm.c (fpa_rhs_operand, fpa_add_operand, const_double_rtx_ok_for_fpa)
2457 (neg_const_double_ok_for_fpa, output_mov_long_double_fpa_from_arm)
2458 (output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm)
2459 (output_mov_double_arm_from_fpa): Renamed to use fpa instead of fpu.
2460 All callers changed.
2461 * arm.md, arm.h, arm-protos.h: Updated.
2463 * arm.h (enum reg_class FPA_REGS): Renamed from FPU_REGS.
2464 (CLASS_MAX_NREGS, REGISTER_MOVE_COST, REG_CLASS_FROM_LETTER): Updated.
2465 * arm.c (arm_regno_class, f_register_operand): Updated.
2467 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
2469 * config/cris/cris.h: Remove EGCS references.
2470 (CPP_SPEC): Remove "-$".
2471 (INIT_CUMULATIVE_ARGS): Adjust parameter name to FNDECL.
2473 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
2475 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Use in
2476 preference to CPP_PREDEFINES.
2478 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
2480 * cppinit.c (cpp_finish_options): Set first_unused_line to -1.
2482 2003-03-08 Kazu Hirata <kazu@cs.umass.edu>
2484 * config/h8300/h8300.md (*extzv_16_8): New.
2486 2003-03-08 Jan Hubicka <jh@suse.cz>
2488 * c-decl.c: (finish_function): Update call of tree_inlinable_function_p.
2489 * cgraph.h: (cgraph_local_info): Add can_inline_once
2490 (cgraph_global_info): Add inline_once.
2491 (cgraph_node): Add previous.
2492 (cgraph_remove_node): New.
2493 * cgraphunit.c (cgraph_mark_functions_to_inline_once): New static
2495 (cgraph_optimize): Call it.
2496 (cgraph_finalize_function): Set inlinable flags.
2497 (cgraph_finalize_compilation_unit): Actually remove the reclaimed nodes.
2498 (cgraph_mark_functions_to_output): Use new inlining heuristics flags.
2499 (cgraph_expand_function): Likewise.
2501 (cgraph_node): Put nodes into doubly linked chain.
2502 (cgraph_remove_node): New function.
2503 * flags.h (flag_inline_functions_called_once): Declare.
2504 * tree-inline.c: Include cgraph.h
2505 (inlinable_functions_p): Add extra argument to bypass limits.
2506 (expand_call_inline): Obey cgraph flag.
2507 * tree-inline.h (tree_inlinable_function_p): Update prototype.
2509 2003-03-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2511 * gcse.c (bypass_block, bypass_conditional_jumps): Do not create
2514 * loop-unroll.c (unroll_loop_runtime_iterations): Update irreducible
2515 loops info correctly.
2517 2003-03-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2520 * unroll.c (calculate_giv_inc): Handle constants being
2521 loaded with LSHIFTRT.
2523 2003-03-07 David Edelsohn <edelsohn@gnu.org>
2525 * config/rs6000/rs6000.c (processor_target_table): Do not disable
2526 GP optional instructions on Power3, Power4, 620, and 630.
2528 2003-03-07 Kazu Hirata <kazu@cs.umass.edu>
2530 * calls.c: Fix comment formatting.
2531 * cfgloopanal.c: Likewise.
2532 * cfgloopmanip.c: Likewise.
2533 * combine.c: Likewise.
2534 * dwarf2out.c: Likewise.
2535 * ggc-common.c: Likewise.
2536 * langhooks.c: Likewise.
2537 * loop-unroll.c: Likewise.
2539 * ra-build.c: Likewise.
2540 * sbitmap.c: Likewise.
2541 * toplev.c: Likewise.
2543 2003-03-07 James E Wilson <wilson@tuliptree.org>
2545 * config/sh/sh.h (HARD_REGNO_NREGS): Round up the XD register count.
2547 2003-03-07 Geoffrey Keating <geoffk@apple.com>
2549 * objc/lang-specs.h (objective-c-header): Use .gch not .pch;
2550 support -no-integrated-cpp.
2552 * c-pch.c (get_ident): Use c_language_kind and flag_objc rather
2553 than langhooks.name.
2555 2003-03-07 Michael Matz <matz@suse.de>
2557 * df.h (enum df_ref_flags.DF_REF_STRIPPED): New.
2558 (DF_FOR_REGALLOC): New.
2559 * df.c (df_ref_record): Set DF_REF_STRIPPED.
2560 (read_modify_subreg_p): Simplify.
2561 (df_def_record_1, df_uses_record): Set DF_REF_MODE_CHANGE more often.
2562 Use DF_FOR_REGALLOC.
2563 * ra.h (struct web): New member subreg_stripped.
2564 (invalid_mode_change_regs): Declare.
2565 * ra.c (invalid_mode_change_regs): New.
2566 (init_ra): Initialize it.
2567 * ra-build.c (init_one_web_common, remember_web_was_spilled): Use it.
2568 Use CANNOT_CHANGE_MODE_CLASS as ifdef guard.
2569 (reinit_one_web, parts_to_web_1): Deal with subreg_stripped.
2570 * ra-colorize.c (colorize_one_web): Use invalid_mode_change_regs.
2571 Use CANNOT_CHANGE_MODE_CLASS as ifdef guard.
2573 2003-03-07 Richard Earnshaw <rearnsha@arm.com>
2575 * arm.md (addsf3, adddf3, subsf3, subdf3, mulsf3, muldf3, negsf2)
2576 (negdf2, abssi2, abssf2, absdf2, floatsisf2, floatsidf2)
2577 (fix_truncsfsi2, fix_truncdfsi2, truncdfsf2): Moved back into main
2578 machine description file from ...
2579 * cirrus.md: ... here.
2581 2003-03-06 Kazu Hirata <kazu@cs.umass.edu>
2583 * config/h8300/h8300.md (a peephole2): Don't use
2584 reg_overlap_mentioned_p.
2586 2003-03-06 Geoffrey Keating <geoffk@apple.com>
2588 * c-pch.c: Include langhooks.h.
2589 (IDENT_LENGTH): New.
2591 (pch_ident): Delete.
2592 (pch_init): Use get_ident, IDENT_LENGTH.
2593 (c_common_valid_pch): Likewise. Also, use actual language
2595 * Makefile.in (c-pch.o): Add langhooks.h to dependencies.
2597 * objc/config-lang.in (gtfiles): Add objc-act.c. Remove duplicate
2599 * objc/Make-lang.in (objc/objc-act.o): Add dependency on
2601 (gt-objc-objc-act.h): New rule.
2602 * objc/lang-specs.h: Support PCH.
2603 * objc/objc-act.c: Include gt-objc-objc-act.h.
2604 (objc_add_static_instance): Move num_static_inst out, mark for PCH.
2605 (build_selector_reference_decl): Move idx out, mark for PCH.
2606 (build_class_reference_decl): Likewise.
2607 (build_objc_string_decl): Move *_idx out, mark for PCH.
2608 (build_tmp_function_decl): Move xxx out, mark for PCH.
2610 2003-03-06 Dale Johannesen <dalej@apple.com>
2612 * config/rs6000/rs6000.c (rs6000_binds_local_p): Consider
2613 global functions for inlining on Darwin.
2615 2003-03-06 Vladimir Makarov <vmakarov@redhat.com>
2617 * haifa-sched.c (schedule_block): Don't call reorder when sorting
2620 2003-03-06 Neil Booth <neil@daikokuya.co.uk>
2622 * Makefile.in (c-ppoutput.o): Update.
2623 * c-common.h (init_pp_output): New.
2624 (preprocess_file): Update.
2625 * c-lex.c (init_c_lex): Move mbchar initialization to cpplib.
2627 * c-opts.c (c_common_init): Call init_pp_output if preprocessing.
2628 Make call to cpp_read_main_file common to whether preprocessing
2629 or not. Don't register builtins.
2630 * c-ppoutput.c: Include c-pragma.h.
2631 (setup_callbacks): Rename init_pp_output.
2632 (preprocess_file): No longer setup callbacks or call
2634 * cpphash.h (_cpp_init_mbchar): New.
2635 * cppinit.c (init_library): Call _cpp_init_mbchar.
2636 * cpplex.c (_cpp_init_mbchar): New.
2638 2003-03-06 Roger Sayle <roger@eyesopen.com>
2640 * emit-rtl.c (gen_lowpart): When requesting the low-part of a
2641 MEM, try loading the MEM into a register and taking the low-part
2642 of that, to help CSE see the use of the MEM in its true mode.
2644 2003-03-05 Tom Tromey <tromey@redhat.com>
2646 * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH):
2649 2003-03-05 Nick Clifton <nickc@cambridge.redhat.com>
2651 * config/stormy16/stormy16.md ("*eqbranchsi"): Remove '+' on
2653 ("*ineqbranchsi"): Likewise.
2655 2003-03-05 Andrew Haley <aph@cambridge.redhat.com>
2657 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Delete
2658 mem_fake_push_rtx. Instead construct a SEQUENCE to show the
2659 register store followed by a stack increment.
2661 2003-03-05 Chris Moller <cmoller@redhat.com>
2663 * config/stormy16/stormy16.c (REG_NEEDS_SAVE): added a term
2664 to inhibit saving CARRY_REGS.
2666 * config/stormy16/stormy16.c (xs_hi_general_operand):
2667 added predicate to detect and error-out on out-of-range
2668 const_ints for movhi.
2669 * config/stormy16/stormy16.md (movhi): use
2670 xs_hi_general_operand.
2672 * config/stormy16/stormy16.c (xstormy16_expand_prologue):
2673 added a check for local vbl size overflow.
2674 * config/stormy16/stormy16.c (xs_hi_nonmemory_operand):
2675 added predicate to detect and error-out on out-of-range
2676 const_ints for addhi and subhi.
2677 * config/stormy16/stormy16.md (addhi3, addchi4, addchi5,
2678 subhi3, subchi4, subchi5): used xs_hi_nonmemory_operand.
2680 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
2681 add a term to accept PRE_MODIFY addresses.
2682 * config/stormy16/stormy16.c (xstormy16_expand_move):
2683 add code to expand PRE_MODIFY addresses to an add followed
2686 2003-03-06 Jason Merrill <jason@redhat.com>
2688 * tree-inline.c (inlinable_function_p): Revert earlier change
2689 pending investigation.
2691 2003-03-06 Kazu Hirata <kazu@cs.umass.edu>
2693 * config/h8300/h8300.md (a new peephole2): New.
2695 2003-03-06 Jan Hubicka <jh@suse.cz>
2697 * cgraph.c (cgraph_node): Do not confuse nested functions and methods.
2699 2003-03-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2701 * dwarf2out.c (size_of_die): Compute size of external reference to
2704 2003-03-06 Hans-Peter Nilsson <hp@bitrange.com>
2706 * config/mmix/mmix.md ("*movcc_expanded"): New pattern.
2707 ("movcc", "movcc_uns", "movcc_fp", "movcc_fpeq", "movcc_fun"): New
2710 2003-03-05 Roger Sayle <roger@eyesopen.com>
2712 * expr.h (lang_expand_expr): Delete obsolete prototype.
2714 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
2716 * emit-rtl.c (gen_highpart_mode): Fix a comment typo.
2718 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
2720 * config/h8300/h8300.md (a peephole2): Generalize to
2721 accept a memory operand.
2723 2003-03-05 Olivier Hainque <hainque@act-europe.fr>
2725 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '+'.
2726 * config/alpha/alpha.c (print_operand, case '+'): New.
2727 * config/alpha/alpha.md (call_osf_1_noreturn): Document and use.
2728 (call_value_osf_1_noreturn): Likewise.
2730 2003-03-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2732 * stmt.c (fixup_gotos): Change meaning of DONT_JUMP_IN.
2733 (expand_end_bindings): Likewise.
2735 2003-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2737 * pa.md (return_external_pic): Add !TARGET_PA_20 to constraint.
2738 (epilogue): Don't generate return_external_pic when emitting PA 2.0
2741 2003-03-05 Aldy Hernandez <aldyh@redhat.com>
2743 * doc/tm.texi: Document TARGET_DWARF_REGISTER_SPAN.
2745 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): New.
2747 * hooks.c (hook_rtx_rtx_null): New.
2749 * hooks.h (hook_rtx_rtx_null): Protoize.
2751 * target-def.h (TARGET_DWARF_REGISTER_SPAN): New macro.
2752 (TARGET_INITIALIZER): Add TARGET_DWARF_REGISTER_SPAN.
2754 * target.h (struct gcc_target): Add dwarf_register_span.
2756 * dwarf2out.c (multiple_reg_loc_descriptor): New.
2757 (one_reg_loc_descriptor): New.
2758 (reg_loc_descriptor): Add support for values that span more than
2761 2003-03-05 Jan Hubicka <jh@suse.cz>
2763 * Makefile.in (calls.o, toplev.o alias.o): Depend on cgraph.h
2764 * alias.c: Include cgraph.h
2765 (mark_constant_function): Use cgraph_rtl_info.
2766 * calls.c: Include cgraph.h
2767 (flags_from_decl_or_type): Use cgraph_rtl_info to find pure and const
2769 (expand_call): Use cgraph_rtl_info to set preferred stack boundary.
2770 * cgraph.c (cgraph_rtl_info): New function.
2771 * cgraph.h (cgraph_rtl_info): Declare
2772 (cgraph_rtl_info): Likewise.
2773 * function.h (struct function): Add recursive_call_emit.
2774 * toplev.c: Include cgraph.h.
2775 (rest_of_compilation): Set preferred_incoming_stack_boundary.
2777 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
2779 * config/h8300/h8300.c (output_simode_bld): Clear the
2780 destination first if possible.
2781 * config/h8300/h8300.md (extzv_1_r_h8300hs): Add an
2783 (extzv_1_r_inv_h8300hs): Likewise.
2785 2003-03-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2787 * basic-block.h (EDGE_IRREDUCIBLE_LOOP, EDGE_ALL_FLAGS): New.
2788 * cfg.c (dump_edge_info): Add EDGE_IRREDUCIBLE_LOOP flag dump.
2789 * cfgloop.c (flow_loop_free): Made global.
2790 (establish_preds): New static function.
2791 (flow_loop_tree_node_add): Handle subloops of added loop correctly.
2792 (get_loop_exit_edges): New.
2793 (verify_loop_structure): Verify EDGE_IRREDUCIBLE_LOOP flags.
2794 * cfgloop.h (flow_loop_free, get_loop_exit_edges, unloop): Declare.
2795 * cfgloopanal.c (mark_irreducible_loops): Mark edges in irreducible
2797 * cfgloopmanip.c (loop_delete_branch_edge): Allow to test for
2798 removability of an edge.
2799 (fix_irreducible_loops): New static function.
2800 (find_path, remove_path): Add ability to remove enclosing loops.
2802 (copy_bbs, duplicate_loop_to_header_edge): Use EDGE_IRREDUCIBLE_LOOP
2804 * cfgrtl.c (verify_flow_info): Handle EDGE_IRREDUCIBLE_LOOP flag.
2805 * loop-unroll.c (peel_loops_completely): Do not duplicate loop if
2807 (decide_peel_completely, peel_loops_completely): Allow complete peeling
2808 of non-duplicable once rolling loops.
2809 * loop-unswitch.c (unswitch_loop): Update EDGE_IRREDUCIBLE_LOOP flags.
2811 2003-03-05 J"orn Rennecke <joern.rennecke@superh.com>
2813 * sh.h (OVERRIDE_OPTIONS): For TARGET_SHMEDIA, the minimum value
2814 for align_jumps is 4.
2816 (SECONDARY_INPUT_RELOAD_CLASS): If reloading a PLUS into FPUL,
2819 2003-03-05 Stephane Carrez <stcarrez@nerim.fr>
2821 * config/m68hc11/m68hc11.h (PAD_VARARGS_DOWN): Define and return
2822 according to va_arg type.
2823 (EXPAND_BUILTIN_VA_ARG): Remove.
2824 * config/m68hc11/m68hc11.c (m68hc11_va_arg): Remove.
2825 * config/m68hc11/m68hc11-protos.h (m68hc11_va_arg): Remove.
2827 2003-03-05 David Edelsohn <edelsohn@gnu.org>
2829 * config/rs6000/rs6000.c (rs6000_variable_issue): Remove unnecessary
2832 2003-03-05 Michael Matz <matz@suse.de>
2834 * i386/i386.c (ix86_save_reg): Also test
2835 current_function_uses_const_pool.
2837 2003-03-05 Michael Matz <matz@suse.de>
2839 * unwind.h: Add the GPL exception.
2840 * Makefile.in (USER_H): Add unwind.h.
2842 2003-03-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2845 * c-typeck.c (push_init_level): Add sanity check.
2847 2003-03-05 Jan Hubicka <jh@suse.cz>
2849 * toplev.c (rest_of_compilation): Deffer RTL compilation only when
2850 RTL inlining is done.
2852 * cgraphunit.c (cgraph_mark_local_functions): New local function.
2853 (cgraph_optimize): Mark local functions.
2854 * i386-protos.h (init_cumulative_args): Update prototype.
2855 * i386.c (init_cumulative_args): Use register passing convention for
2858 * cgraph.c (cgraph_global_info_ready): New global variable
2859 (cgraph_local_info, cgraph_global_info): New functions.
2860 * cgraph.h (struct cgraph_local_info, cgraph_global_info): New
2862 (cgraph_local_info, cgraph_global_info, cgraph_global_info_ready):
2864 * cgraphunit.c (cgraph_finalize_function): Set inline_many.
2865 (cgraph_mark_functions_to_output): Use inline_many.
2866 (cgraph_expand_function): Free DECL_SAVED_TREE uncondtionally.
2867 (cgraph_expand_functions): Expand inline functions last.
2868 (cgraph_optimize): Do not emit uneeded functions.
2870 2003-03-04 Steve Ellcey <sje@cup.hp.com>
2872 * expr.c (convert_modes): Check for legal hard register.
2874 2003-03-04 Tom Tromey <tromey@redhat.com>
2876 * doc/sourcebuild.texi (Front End Directory): Document tags.
2877 * configure: Rebuilt.
2878 * configure.in (target_list): Added tags.
2879 * Makefile.in (TAGS): Depend on lang.clean. Include subdirectory
2880 TAGS files by reference.
2881 * objc/Make-lang.in (objc.tags): New target.
2883 2003-03-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2885 * gcov-io.h (gcov_save_position, gcov_reserve_length, gcov_resync,
2886 gcov_skip, gcov_skip_string, gcov_write_unsigned, gcov_write_counter,
2887 gcov_write_string, gcov_read_unsigned, gcov_read_counter,
2888 gcov_read_string, gcov_write_length): Modified to enable reading/
2889 writing of whole .da file just once.
2890 (da_file_open, da_file_close, da_file_eof, da_file_error,
2891 da_file_position, da_file_seek, da_file_write, da_file_read): New
2893 (actual_da_file, actual_da_file_position, actual_da_file_length,
2894 actual_da_file_buffer, actual_da_file_buffer_size): New static
2896 * libgcov.c (gcov_exit): Modified to read/write the whole .da file at
2900 2003-03-04 Andreas Schwab <schwab@suse.de>
2902 * config/m68k/m68k.c (m68k_output_function_prologue): Fix CFA
2903 offset without frame pointer.
2905 2003-03-04 Steve Ellcey <sje@cup.hp.com>
2907 * expr.c (expand_expr): Call promote_mode to set unsignedp.
2909 2003-03-04 Daniel Jacobowitz <drow@mvista.com>
2911 * configure.in: Don't always define TARGET_SYSTEM_ROOT.
2912 * configure: Regenerated.
2913 * gcc.c: Check whether TARGET_SYSTEM_ROOT is defined.
2915 2003-03-04 Andreas Jaeger <aj@suse.de>
2917 * configure.in: Check for <memcheck.h>.
2918 * configure: Regenerated.
2920 * config.in: Define HAVE_MEMCHECK_H.
2922 * ggc-common.c: Use <memcheck.h> if available instead of
2924 * ggc-page.c: Likewise.
2925 * cppfiles.c: Likewise.
2927 2003-03-04 Kazu Hirata <kazu@cs.umass.edu>
2929 * config/h8300/h8300.md (*extzv_8_8): Fix cc and lengths.
2931 2003-03-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2934 * c-typeck.c (do_case): Attach the first case label to the SWITCH_BODY.
2935 (c_finish_case): Rechain the next statements to the SWITCH_STMT.
2937 2003-03-04 Jan Hubicka <jh@suse.cz>
2939 * doc/invoke.texi: Document that unit-at-a-time is enabled for -O3
2940 * toplev.c (parse_options_and_default_flags): Enable flag_unit_at_a_time
2943 2003-03-04 Nathanael Nerode <neroden@gcc.gnu.org>
2945 * configure.in: Delete three unused variables. Move a variable
2946 definition closer to its use. Simplify use_collect2 logic. Start to
2947 organize. Simplify tests for in-tree gas and ld.
2948 * configure: Regenerate.
2950 2003-03-04 Neil Booth <neil@daikokuya.co.uk>
2952 * Makefile.in: Update.
2953 * c-common.c (flag_no_line_commands, flag_no_output,
2954 flag_dump_macros, flag_dump_includes): New.
2955 * c-common.h (flag_no_line_commands, flag_no_output,
2956 flag_dump_macros, flag_dump_includes, preprocess_file): New.
2957 (init_c_lex): Update prototype.
2958 * c-lex.c (init_c_lex): Update prototype; move some code to
2960 * c-opts.c (preprocess_file): Subsume into c_common_init.
2961 (c_common_decode_option): Update flags.
2962 (c_common_init): Move code from preprocess_file and init_c_lex.
2963 (sanitize_cpp_opts): Update.
2964 * c-ppoutput.c: New, cppmain.c almost verbatim.
2965 * cpphash.h (struct printer): Remove.
2966 (struct cpp_reader): Remove print.
2967 * cpplib.h (dump_none, dump_only, dump_names, dump_definitions,
2968 cpp_preprocess_file): Remove.
2969 (struct cpp_options): Remove no_output, no_line_commands, dump_macros
2971 * cppmain.c: Remove.
2972 * doc/passes.texi: Update.
2974 2003-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2976 * function.c (STACK_ALIGNMENT_NEEDED): New macro. Default to 1.
2977 (assign_stack_local_1): Perform overall stack alignment only when
2978 STACK_ALIGNMENT_NEEDED is non-zero.
2979 * doc/tm.texi (STACK_ALIGNMENT_NEEDED): Document.
2981 * pa.c (compute_frame_size): Rename fsize to size. Account for
2982 alignment to a word boundary before general register save block. Only
2983 account for double-word alignment before floating point register save
2984 block if one or more are saved. Don't allocate space for %r3 when
2985 frame pointer is needed.
2986 (hppa_expand_prologue): Include alignment to word boundary in local
2988 * pa.h (STARTING_FRAME_OFFSET): Define to 8 on both 32 and 64-bit ports.
2989 (STACK_ALIGNMENT_NEEDED): Define.
2991 2003-03-04 Kevin Buettner <kevinb@redhat.com>
2993 * dwarf2out.c (rtl_for_decl_location): Don't return NULL_RTX for
2994 global register variables.
2996 2003-03-04 Alexandre Oliva <aoliva@redhat.com>
2998 * reload.c (reload_adjust_reg_for_mode): New function.
2999 (subst_reloads): Call it.
3000 (operands_match_p): Adjust registers using HARD_REGNO_NREGS.
3001 * reload.h (reload_adjust_reg_for_mode): Declare.
3002 * reload1.c (emit_input_reload_insns, emit_output_reload_insns):
3005 2003-03-03 James E Wilson <wilson@tuliptree.org>
3007 * optabs.c (add_equal_note): Delete SUBREG_REG use.
3010 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3012 * config/h8300/h8300.md (*ixorsi3_ashift_16): New.
3013 (*ixorsi3_lshiftrt_16): New.
3014 (*iorsi3_ashift_16): Remove.
3016 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3018 * config/h8300/h8300.md (*extzv_8_8): Use '?' to simplify the
3021 2003-03-03 Geoffrey Keating <geoffk@apple.com>
3023 * doc/install.texi (Specific): Update entry for powerpc-darwin.
3025 2003-03-03 Richard Henderson <rth@redhat.com>
3027 * config/ia64/ia64.h (HAVE_AS_LTOFFX_LDXMOV_RELOCS): Default to 0.
3029 2003-03-03 David Edelsohn <edelsohn@gnu.org>
3031 * config/rs6000/rs6000.c (rs6000_multipass_dfa_lookahead): Delete.
3032 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Delete.
3033 (rs6000_variable_issue): Do not return negative value.
3034 (rs6000_issue_rate): Uniformly set issue rate to 1 for first
3037 2003-03-03 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3039 * dwarf2out.c (dwarf2out_finish): Swap order of break_out_includes and
3040 prune_unused_types calls.
3042 2003-03-03 Jason Merrill <jason@redhat.com>
3044 * tree-inline.c (find_builtin_longjmp_call): Save and restore
3045 lineno and input_filename.
3046 (find_alloca_call): Likewise.
3047 (inlinable_function_p): Run the langhook earlier.
3049 * calls.c (compute_argument_addresses): Give the new MEMs a
3050 minimum alignment of PARM_BOUNDARY.
3052 2003-03-03 J"orn Rennecke <joern.rennecke@superh.com>
3054 * config/sh/sh.h (EXTRA_SPECS): Add subtarget_asm_relax_spec and
3055 subtarget_asm_isa_spec.
3056 (SUBTARGET_ASM_RELAX_SPEC, SUBTARGET_ASM_ISA_SPEC): Define.
3057 (ASM_SPEC): Define as SH_ASM_SPEC.
3058 (SH_ASM_SPEC): New; take the role of ASM_SPEC, but safe from svr4.h.
3059 Use subtarget_asm_relax_spec and subtarget_asm_isa_spec.
3060 * config/sh/elf.h (ASM_SPEC): Use SH_ASM_SPEC.
3061 (SUBTARGET_ASM_ISA_SPEC): Undef / define.
3063 * sh.h (OVERRIDE_OPTIONS): Set default values for align_loops
3064 and align_jumps if not set.
3065 Force align_jumps to be at least 2.
3066 When relaxing, force align_functions to be at least the maximum of
3067 align_loops, align_jumps and 4.
3068 * sh.c (find_barrier, barrier_align): Honour align_jumps_log.
3069 (sh_loop_align): Honour align_loops_log.
3071 * sh.md (length attribute): Use prev_nonnote_insn instead of PREV_INSN
3072 to check for indirect_jump_scratch.
3073 (indirect_jump_scratch): Add second set.
3074 * sh.c (output_far_jump): Use prev_nonnote_insn instead of PREV_INSN
3075 when looking for indirect_jump_scratch.
3076 Extract scratch register taking new structure of indirect_jump_scratch
3078 (gen_block_redirect): Set INSN_SCOPE for indirect_jump_scratch.
3080 2003-03-03 Jan Hubicka <jh@suse.cz>
3082 * calls.c (rtx_for_function_call): Take the address as an argument
3083 (expand_call): Do not modify the expression.
3085 * toplev.c (rest_of_compilation): Avoid cfg_cleanup calls when not
3088 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3090 * config/h8300/h8300.md (*ixorsi3_zext_hi): Restrict to
3091 TARGET_H8300H and TARGET_H8300S.
3093 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3095 * config/h8300/h8300.md (a peephole2): New.
3097 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3099 * config/h8300/h8300.md (*extzv_8_8): Use shorter code when
3100 operands[0] and operands[1] are different.
3102 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3104 * reload1.c (reload_cse_move2add): Remove variable success.
3106 2003-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3108 * ggc-common.c (ggc_rlimit_bound): Cast RLIM_INFINITY to avoid
3111 2003-03-02 Richard Henderson <rth@redhat.com>
3113 * configure.in (HAVE_AS_LTOFFX_LDXMOV_RELOCS): New ia64 test.
3114 * config.in, configure: Rebuild.
3115 * config/ia64/ia64.c (ia64_ld_address_bypass_p): Accept lo_sum.
3116 * config/ia64/ia64.md (load_symptr): Use high/lo_sum for the
3117 paired ldtoffx and ldxmov annotations.
3118 (load_symptr_internal1): Remove.
3119 (load_symptr_high, load_symptr_low): New.
3121 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
3123 * c-incpath.c (add_path): Fix sysp assignment.
3125 2003-03-02 Kurt Garloff <garloff@suse.de>
3127 * params.def: Introduce parameter max-inline-insns-rtl for
3128 a separate limit for the RTL inliner.
3129 * params.h: Likewise.
3130 * integrate.c (function_cannot_inline_p): Use it.
3131 * toplev.c (decode_f_option): Set multiple parameters
3132 controlling inlining with -finline-limit.
3133 * params.def: Fix orthographic and typographic errors.
3134 * doc/invoke.texi: Document parameters controlling inlining
3135 and the way -finline-limit sets multiple of them.
3137 * tree.h (struct tree_decl): Introduce inlined_function_flag,
3138 recording whether the function became eligible for inlining
3139 by a compiler flag rather than the declaration.
3140 Provide DID_INLINE_FUNC macro to access it.
3141 * c-decl.c (grokdeclarator): Set DID_INLINE_FUNC.
3142 * cp/decl.c (grokfndecl): Likewise.
3143 * toplev.c (rest_of_compilation): Likewise.
3144 * cp/optimize (maybe_clone_body): Copy DID_INLINE_FUNC.
3145 * print-tree.c (print_node): Report it.
3146 * params.def: Introduce new max-inline-insns-auto limit.
3147 * params.h: Likewise.
3148 * tree-inline.c (inlinable_function_p): Apply it to functions
3149 with DID_INLINE_FUNC set.
3150 * toplev.c (decode_f_option): Initialize it from -finline-limit
3152 * doc/invoke.texi: Document new parameter.
3154 2003-03-02 Geoffrey Keating <geoffk@apple.com>
3156 * fix-header.c (read_scan_file): Don't reference simplify_path.
3158 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
3160 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't enable
3161 min/max instructions by default as may result in reload errors.
3163 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
3165 * config/m68hc11/m68hc11.md ("mulqi3"): Allow address register to
3166 avoid reload problems; define split for it.
3168 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
3170 * config/m68hc11/m68hc11.c (m68hc11_shift_operator): New function.
3171 * config/m68hc11/m68hc11-protos.h (m68hc11_shift_operator): Declare.
3172 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register.
3173 * config/m68hc11/m68hc11.md ("rotrhi3", "rotlhi3"): New patterns for
3174 rotatert and rotate.
3175 ("rotrhi3_const", "rotlhi3_const"): Rename of old 'rotrhi3' insns.
3176 ("*rotrhi3", "*rotlhi3"): New insn pattern for non-const rotatert.
3177 ("*rotrhi3_addr"): New split for shift insns on address register.
3178 ("*lshrhi3", "*ashrhi3", "*ashlhi3_2"): Use new split.
3179 * config/m68hc11/larith.asm (___rotlhi3): New asm function.
3180 (___rotrhi3): Likewise.
3181 * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Build them.
3183 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
3185 * toplev.c (aux_base_name): Moved from toplev.h.
3186 (filename): Constify.
3187 (lang_dependent_init): Don't duplicate name.
3188 (process_options): Set aux_base_name here, not...
3189 (do_compile): ...here. Change protoype.
3190 (toplev_main): Move some code from do_compile.
3191 * toplev.h: Remove aux_base_name.
3193 2003-03-02 Kazu Hirata <kazu@cs.umass.edu>
3195 * config/h8300/h8300-protos.h: Add a prototype for
3197 * config/h8300/h8300.c (print_operand): Handle 'c'.
3198 (iorxor_operator): New.
3199 * config/h8300/h8300.h (PREDICATE_CODES): Add iorxor_operator.
3200 * config/h8300/h8300.md (*iorhi3_zext): Remove.
3201 (*iorsi3_zexthi): Likewise.
3202 (*iorsi3_zextsi): Likewise.
3203 (*xorhi3_zextqi): Likewise.
3204 (*xorsi3_zexthi): Likewise.
3205 (*xorsi3_zextsi): Likewise.
3206 (*ixorhi3_zext): New.
3207 (*ixorsi3_zext_qi): Likewise.
3208 (*ixorsi3_zext_hi): Likewise.
3210 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
3212 * c-incpath.c (remove_component_p, simplify_path): Move back to
3214 (remove_duplicates): Use cpp_simplify_path.
3215 * c-incpath.h (simplify_path): Remove.
3216 * c-lex.c: Don't include c-incpath.h.
3217 (init_c_lex): Remove simplify_path.
3218 * cppfiles.c (remove_component_p, cpp_simplify_path): Restore.
3219 (find_or_create_entry, validate_pch): Revert.
3221 2003-03-02 Ashif Harji <asharji@uwaterloo.ca>
3223 * gcc.c (default_compilers): Add -no-integrated-cpp flag to invoke
3224 an external cpp during compilation.
3225 (option_map): Likewise.
3226 * objc/lang-specs.h (default_compilers): Similarly.
3227 * doc/invoke.texi: Document -no-integrated-cpp flag.
3229 2003-03-02 Kazu Hirata <kazu@cs.umass.edu>
3231 * config/h8300/h8300.md (zero_extendqisi2): Change to an
3233 (*zero_extendqisi2_h8300): New.
3234 (*zero_extendqisi2_h8300hs): New.
3235 (two splitters): New.
3237 2003-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3239 * fp-bit.h (float_to_usi): Fix condition wrapping prototype.
3241 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
3243 * config/h8300/h8300.md (a peephole2): Remove dead code.
3245 2003-03-01 Roger Sayle <roger@eyesopen.com>
3248 * builtin-types.def (DEF_FUNCTION_TYPE_VAR_3): New macro.
3249 (BT_FN_INT_CONST_STRING_VALIST_ARG,
3250 BT_FN_INT_STRING_CONST_STRING_VALIST_ARG,
3251 BT_FN_INT_CONST_STRING_CONST_STRING_VALIST_ARG,
3252 BT_FN_INT_STRING_SIZE_CONST_STRING_VALIST_ARG,
3253 BT_FN_INT_STRING_CONST_STRING_VAR,
3254 BT_FN_INT_CONST_STRING_CONST_STRING_VAR,
3255 BT_FN_INT_STRING_SIZE_CONST_STRING_VAR): New built-in types.
3256 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2,
3257 ATTR_NONNULL_3): Also include the nothrow attribute.
3258 (sprintf, scanf, sscanf, vprintf, vsprintf, snprintf,
3259 vsnprintf, vscanf, vsscanf): Don't define attributes here.
3260 * builtins.def (putchar, puts): Make full C89 built-ins.
3261 (snprintf, sprintf, scanf, sscanf, vprintf, vscanf,
3262 vsscanf, vsnprintf, vsprintf): New built-ins.
3263 * c-common.c (c_common_nodes_and_builtins): Handle new macro
3264 DEF_FUNCTION_TYPE_VAR_3.
3266 * doc/extend.texi: Document these new built-in functions.
3268 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
3270 * config/h8300/h8300.md (a peephole2): New.
3272 2003-03-01 Richard Earnshaw <rearnsha@arm.com>
3274 * predict.c (estimate_bb_frequencies): Correctly set
3275 real_values_initialized after initialization.
3277 2003-03-01 Neil Booth <neil@daikokuya.co.uk>
3279 * Makefile.in (C_AND_OBJC_OBJS, c-incpath.o, c-lex.o, LIBCPP_OBJS,
3280 cppinit.o, cppdefault.o, fix-header): Update.
3281 * c-incpath.c: New file.
3282 * c-incpath.h: New file.
3283 * c-lex.c: Include c-incpath.h.
3284 (init_c_lex): Register path simplifier.
3285 * c-opts.c: Include cppdefault.h and c-incpath.h.
3286 (TARGET_SYSTEM_ROOT, verbose, iprefix, sysroot, std_inc,
3287 std_cxx_inc, quote_chain_split, add_prefixed_path): New.
3288 (COMMAND_LINE_OPTIONS): Add more options from cpplib.
3289 (missing_arg, c_common_decode_option): Handle them.
3290 (c_common_post_options): Register include chains.
3291 (print_help): Update.
3292 * cppdefault.h (struct default include): Update.
3293 Move some macros to ...
3294 * cppdefault.c: ... here.
3295 (cpp_include_defaults): Add extra field add_sysroot.
3296 * cppfiles.c (include_file, search_from, find_or_create_entry,
3297 cpp_included, find_include_file, remap_filename): Update for
3298 renaming of search_path to cpp_path, and of the chain headers.
3299 (remove_component_p, _cpp_simplify_pathname): Move to c-incpath.c.
3300 * cpphash.h (struct search_path): Move to cpplib.h.
3301 (struct cpp_buffer, struct cpp_reader): Update.
3302 (_cpp_simplify_pathname): Remove.
3303 * cppinit.c: Don't include prefix.h and cppdefault.h.
3304 (INO_T_EQ, INO_T_COPY, path_include, append_include_chain,
3305 remove_dup_dir, remove_dup_nonsys_dirs, remove_dup_dirs,
3306 init_standard_includes, BRACKET, SYSTEM, AFTER, no_dir,
3307 no_pth, cpp_handle_options): Remove.
3308 (struct pending_option): Remove chain members.
3309 (cpp_destroy, cpp_read_main_file, COMMAND_LINE_OPTIONS,
3310 cpp_handle_option): Update.
3311 * cpplib.h (struct cpp_path, cpp_set_include_chains): New.
3312 (struct cpp_options): Remove quote_include, bracket_include,
3313 include_prefix, include_prefix_len, verbose, ignore_srcdir,
3314 no_standard_includes, no_standard_cplusplus_includes.
3315 (struct cpp_callbacks): Add simplify_path.
3316 (cpp_handle_options): Remove.
3317 * fix-header.c: Include c-incpath.h.
3318 (read_scan_file): Update to use c-incpath functionality.
3319 * doc/passes.texi: Update.
3321 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
3323 * config/h8300/h8300.c (bit_operand): Accept MEM only if it
3324 satisfies EXTRA_CONSTRAINT 'U'.
3326 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
3328 * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Take a scratch
3330 (*tst_extzv_memqi_1_n): Change to a splitter.
3331 (a peephole2): Update.
3333 2003-03-01 Richard Earnshaw <rearnsha@arm.com>
3335 * predict.c (estimate_bb_frequencies): Initialize the sreal
3336 constants once per compilation.
3338 2003-02-28 Richard Henderson <rth@redhat.com>
3340 * toplev.c (flag_eliminate_unused_debug_types): Enable by default.
3342 2003-02-28 scott snyder <snyder@fnal.gov>
3344 * flags.h: Add flag_eliminate_unused_debug_types.
3345 * toplev.c: Add flag_eliminate_unused_debug_types.
3346 (f_options): Add -feliminate-unused-debug-types.
3347 * dwarf2out.c (struct file_table): Add emitted member.
3348 (splice_child_die): Fix the parent pointer for the child being
3350 (lookup_filename): Maintain file_table.emitted array. Don't
3351 output .file directive here.
3352 (maybe_emit_file): (new)
3353 (init_file_table): Set up file_table.emitted.
3354 (dwarf2out_source_line): Use maybe_emit_file.
3355 (dwarf2out_start_source_file): Use maybe_emit_file.
3356 (dwarf2out_init): Use maybe_emit_file.
3357 (prune_unused_types_walk_attribs): (new)
3358 (prune_unused_types_mark): (new)
3359 (prune_unused_types_walk): (new)
3360 (prune_unused_types_prune): (new)
3361 (prune_unused_types): (new)
3362 (dwarf2out_finish): Call prune_unused_types if
3363 flag_eliminate_unused_debug_types is set.
3364 * doc/invoke.texi (Option Summary): Add
3365 -feliminate-unused-debug-types.
3366 (Debugging Options): Likewise.
3368 2003-02-28 Geoffrey Keating <geoffk@apple.com>
3370 * doc/invoke.texi: Change .pch to .gch.
3371 * cppfiles.c (open_file_pch): Likewise.
3372 * gcc.c (default_compilers): Likewise.
3374 2003-02-28 Aldy Hernandez <aldyh@redhat.com>
3376 * floatlib.c: Remove.
3378 2003-02-28 Jason Merrill <jason@redhat.com>
3380 * stor-layout.c (variable_size): Leave a "minus 1" outside the
3383 2003-02-28 David Edelsohn <edelsohn@gnu.org>
3385 * config/rs6000/power4.md: Add compare bypass.
3387 2003-02-28 Jason Thorpe <thorpej@wasabisystems.com>
3389 * config/netbsd.h: Update copyright years.
3390 (NETBSD_CPP_SPEC): Define _REENTRANT and _PTHREADS if
3391 -pthread is specified on the command line.
3393 2003-02-28 Dale Johannesen <dalej@apple.com>
3395 * loop.c (struct movable): Add insert_temp, shrink savemode.
3396 (scan_loop): Accept invariants that require copying; mark as
3398 (combine_movables): Don't combine insert_temp movables.
3399 (move_movables): Insert copies for insert_temp movables.
3400 Don't record the info based on regno for insert_temp's.
3402 2003-02-28 Joel Sherrill <joel@OARcorp.com>
3405 * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Ensure the
3406 this constant defaults to 1.
3408 2003-02-28 Bob Wilson <bob.wilson@acm.org>
3410 * config.gcc (xtensa-*-linux*): Add t-slibgcc-elf-ver to tmake_file.
3412 2003-02-28 Richard Earnshaw <rearnsha@arm.com>
3414 * arm.md (mulhisi3, mulhisi3addsi, mulhidi3adddi): Enable for any
3415 ARMv5e processor, not just for XScale. Instructions are predicable.
3416 (mulhisi3tb, mulhisi3bt, mulhisi3tt): New patterns for ARMv5e.
3418 2003-02-28 Nick Clifton <nickc@redhat.com>
3420 * config/arm/arm.c (note_invalid_constants): Change parameter type
3423 2003-02-28 Kazu Hirata <kazu@cs.umass.edu>
3425 * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Accept the
3427 (*tst_extzv_memqi_1_n): Likewise.
3430 2003-02-28 Richard Sandiford <rsandifo@redhat.com>
3432 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Wrap in
3435 2003-02-28 Jan Hubicka <jh@suse.cz>
3437 * combine.c (gen_lowpart_for_combine): Update handling of
3439 * flow.c (life_analysis, mark_used_regs): Likewise.
3440 * regclass.c (subregs_of_mode): Turn into single bitmap.
3441 (cannot_change-mode_set_regs, invalid_mode_change_p): Update
3442 dealing with subregs_of_mode
3443 * regs.h (subregs_of_mode): Update prototype.
3445 2003-02-28 Josef Zlomek <zlomekj@suse.cz>
3447 * emit-rtl.c (set_reg_attrs_for_parm): New function.
3448 * rtl.h (set_reg_attrs_for_parm): New exported function.
3449 * function.c (assign_parms): Use set_reg_attrs_for_parm instead of
3450 set_reg_attrs_from_mem.
3452 2003-02-27 Roger Sayle <roger@eyesopen.com>
3453 Zack Weinberg <zack@codesourcery.com>
3455 * gcc.c (do_spec_1): Treat %U like %u for unique associations.
3457 2003-02-27 Kazu Hirata <kazu@cs.umass.edu>
3459 * reload1.c (sext_for_mode): Remove.
3460 (reload_cse_move2add): Use trunc_int_for_mode instead of
3462 (move2add_note_store): Likewise.
3463 Reset register information if we see a set in non-integer
3466 2003-02-27 David Edelsohn <edelsohn@gnu.org>
3468 * config/rs6000/aix43.h (ASM_SPEC): Only emit -mppc64 if no -mcpu
3470 (ASM_CPU_SPEC): Use -m620 for Power3, Power4, 620, 630.
3471 * config/rs6000/aix51.h: Same.
3472 * config/rs6000/aix52.h: Same.
3473 * config/rs6000/power4.md: Additional VMX bypasses.
3475 2003-02-27 Geert Bosch <bosch@gnat.com>
3477 * toplev.c (print_version): Add indentation for GGC heuristics and
3478 output after printing version information.
3480 2003-02-27 James E Wilson <wilson@tuliptree.org>
3482 * combine.c (simplify_comparison): Require integral mode when
3483 permuting SUBREG with AND.
3485 2003-02-27 Steve Ellcey <sje@cup.hp.com>
3487 * config/ia64/hpux.h (STARTFILE_PREFIX_SPEC): Remove.
3489 2003-02-27 Nick Clifton <nickc@redhat.com>
3491 * config/arm/arm.md (extendsfdf2): Add pattern accidentally
3492 deleted when cirrus instructions were added.
3494 2003-02-27 Jason Thorpe <thorpej@wasabisystems.com>
3496 * config.gcc (*-*-netbsd[2-9]*, *-*-netbsdelf[2-9]*): Enable
3497 POSIX thread support by default.
3499 2003-02-27 Roger Sayle <roger@eyesopen.com>
3501 * config/i386/cygwin.h: Don't include any other files directly.
3502 * config/i386/mingw32.h: Don't include cygwin.h directly.
3503 * config.gcc (cygwin, mingw32, uwin): Instead make these files
3504 explicit in the tm_files variable.
3506 2003-02-27 Alan Modra <amodra@bigpond.net.au>
3508 * config/rs6000/rs6000.md: Add TI constant splitter.
3510 2003-02-26 Alexandre Oliva <aoliva@redhat.com>
3512 * builtins.c (purge_builtin_constant_p): Handle subreg of
3515 * function.c (assign_stack_local_1): Truncate constant added to
3516 frame_pointer_rtx or virtual_stack_vars_rtx for Pmode.
3518 2003-02-26 David Edelsohn <edelsohn@gnu.org>
3520 * config.gcc: Add power4 to PowerPC with_cpu list.
3522 2003-02-26 Jan Hubicka <jh@suse.cz>
3524 * objc-act.c: (mark_referenced_methods): Fix compilation problem.
3526 2003-02-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3528 * gcov-dump.c (print_prefix): Fix signedness warning.
3529 * gcov-io.h (struct counter_section, struct counter_section_data): New.
3530 (struct function_info): n_arc_counts field removed, n_counter_sections,
3531 counter_sections fields added.
3532 (struct gcov_info): arc_counts, n_arc_counts fields removed,
3533 n_counter_sections, counter_sections fields added.
3534 * libgcov.c (gcov_exit, __gcov_flush): Add support for multiple
3536 * profile.h (MAX_COUNTER_SECTIONS): New.
3537 (struct section_info): New.
3538 (struct profile_info): count_instrumented_edges,
3539 count_edges_instrumented_now fields removed, n_sections, section_info
3541 (find_counters_section): Declare.
3542 * profile.c (struct function_list): count_edges field removed,
3543 n_counter_sections, counter_sections fields added.
3544 (set_purpose, label_for_tag, build_counter_section_fields,
3545 build_counter_section_value, build_counter_section_data_fields,
3546 build_counter_section_data_value, build_function_info_fields,
3547 build_function_info_value, build_gcov_info_fields,
3548 build_gcov_info_value): New static functions.
3549 (find_counters_section): New function.
3550 (instrument_edges, get_exec_counts, compute_branch_probabilities,
3551 branch_prob, create_profiler): Modified to support multiple profile
3554 2003-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3556 * pa.c (compute_frame_size): Don't assume PREFERRED_STACK_BOUNDARY
3557 is 8 * STACK_BOUNDARY.
3558 * pa.h (PREFERRED_STACK_BOUNDARY): Change to 128 on 64-bit port.
3560 2003-02-26 Michael Matz <matz@suse.de>
3562 * ra-colorize.c (merge_moves): Fix list handling.
3564 2003-02-26 Nick Clifton <nickc@redhat.com>
3566 * config/arm/arm.c (is_load_address): Rename to...
3567 (arm_memory_load_p) ... this and make it check for SUBREGs and
3568 constant loads that will be converted into loads from the
3570 (is_cirrus_insn): Rename to ...
3571 (arm_cirrus_insn_p): ... this, for consistency. Replace test
3572 of CIRRUS_NO with CIRRUS_NOT.
3573 (cirrus_reorg): Use renamed functions.
3574 (note_invalid_constants): Change from a void function to bool.
3575 Add an extra parameter, saying whether the fixups should be
3576 pushed. Return true if fixups are needed.
3577 (arm_reorg): Use renamed functions. Use INSN_P. Replace test
3578 of CIRRUS_NO with CIRRUS_NOT.
3579 * config/arm/arm.h (FLOAT_WORDS_BIG_ENDIAN): Mention that
3580 other floating point co-processors can also affect this.
3581 * config/arm/arm.md ("type" attribute): Add mav_farith and
3582 mav_dmult. Replace references to "cirrus_type" attribute with
3584 * config/arm/cirrus.md ("cirrus_fpu" attribute): Delete.
3585 ("cirrus_type" attribute): Delete - use "type" instead.
3586 ("cirrus" attribute): Replace 'no' with 'not' and 'yes' with
3589 2003-02-25 Jan Hubicka <jh@suse.cz>
3591 * objc-act.c: Include cgraph.h
3592 (mark_referenced_methods): New function.
3593 (objc_init): Call it.
3594 * objc-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Set.
3596 * c-decl.c (finish_function): Honor can_defer_p even in unit-at-a-time
3599 * optabs.c (expand_fix): Do not widen the input operand.
3601 * expr.c (emit_group_store): Fix crash when converting single
3602 register into complex register.
3604 * Makefile.in (jump.o, regclass.o, alias.o): Add dependency on timevar.h
3605 * alias.c: Include timevar.h
3606 (init_alias_analysis): Set timevar
3607 * jump.c: Include timevar.h
3608 (rebuild_jump_labels): Set timevar
3609 * regcalss.c: Include timevar.h
3610 (reg_scan): Set timevar
3611 * timevar.def (TV_ALIAS_ANALYSIS, TV_REG_SCAN, TV_REBUILD_JUMP): New
3613 2003-02-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3615 * cse.c (count_reg_usage): Fix handling of REG_EQUAL notes.
3617 * Makefile.in (loop-unroll.o): New.
3618 * cfgloop.h (UAP_PEEL, UAP_UNROLL, UAP_UNROLL_ALL): New.
3619 (unroll_and_peel_loops): Declare.
3620 * alias.c (init_alias_analysis): Flag_unroll_loops renamed to
3621 flag_old_unroll_loops.
3622 * loop.c (loop_invariant_p): Ditto.
3623 * unroll.c (unroll_loop): Flag_unroll_all_loops renamed to
3624 flag_old_unroll_all_loops.
3625 * flags.h (flag_unroll_loops): Renamed to flag_old_unroll_loops.
3626 (flag_unroll_all_loops): Renamed to flag_old_unroll_all_loops.
3627 * params.def (PARAM_MAX_UNROLLED_INSNS): Default value changed.
3628 (PARAM_MAX_AVERAGE_UNROLLED_INSNS, PARAM_MAX_UNROLL_TIMES,
3629 PARAM_MAX_PEELED_INSNS, PARAM_MAX_PEEL_TIMES,
3630 PARAM_MAX_COMPLETELY_PEELED_INSNS, PARAM_MAX_COMPLETELY_PEEL_TIMES,
3631 PARAM_MAX_ONCE_PEELED_INSNS): New.
3632 * toplev.h (flag_old_unroll_loops, flag_old_unroll_all_loops): New.
3633 (flag_unroll_loops, flag_unroll_all_loops): Used for new unroller
3635 (flag_peel_loops): New.
3636 (lang_independent_options): The new flags added.
3637 (rest_of_compilation): Call new unroller.
3638 (process_options): Setup flags for coexistence of old and new unroller.
3639 * doc/invoke.texi: Document new options.
3640 * doc/passes.texi: Document new unroller pass.
3642 2003-02-26 David Billinghurst <David.Billinghurst@riotinto.com>
3644 * fixinc/fixincl.x: Regenerate
3646 2003-02-26 Josef Zlomek <zlomekj@suse.cz>
3648 * function.c (assign_parms): Set reg_attrs for parameters passed in
3651 2003-02-26 Alan Modra <amodra@bigpond.net.au>
3654 * tlink.c (scan_linker_output): Drop leading '.' from symbol names.
3656 2003-02-25 David Edelsohn <edelsohn@gnu.org>
3658 * config/rs6000/xcoff.h (ASM_FILE_START): Do not emit machine
3661 2003-02-25 Roger Sayle <roger@eyesopen.com>
3663 * combine.c (combine_simplify_rtx, simplfy_comparison): Use CC0_P.
3664 * cse.c (invalidate_skipped_set): Likewise.
3665 * integrate.c (subst_constants): Likewise.
3666 * jump.c (reversed_comparison_code_parts): Likewise.
3667 * loop.c (canonicalize_condition): Likewise.
3668 * simplify-rtx.c (simplify_relational_operation): Likewise.
3670 2003-02-25 Roger Sayle <roger@eyesopen.com>
3672 * builtins.def (DEF_LIB_ALWAYS_BUILTIN, DEF_UNUSED_BUILTIN): Delete.
3673 (abs, labs, fabs, fabsf, fabsl, abort, exit, _exit, _Exit): Use
3674 the appropriate macro to define built-in function.
3675 (fmod,fmodf,fmodl): New built-in functions.
3677 * doc/extend.texi (fmod,fmodf,fmodl): Document new built-ins.
3679 2003-02-25 Richard Henderson <rth@redhat.com>
3681 * config/i386/i386.c (function_arg): Pass variable sized
3682 structures correctly on the stack.
3684 2003-02-25 Kazu Hirata <kazu@cs.umass.edu>
3686 * reload1.c (reload_cse_move2add): Use STRICT_LOW_PART if PLUS
3687 does not reduce the cost of SET.
3689 2003-02-25 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3692 * config/rs6000/rs6000.c (first_reg_to_save): Handle
3693 PIC_OFFSET_TABLE_REGNUM for -fPIC too.
3694 (rs6000_emit_prologue): Likewise.
3695 (rs6000_emit_epilogue): Likewise.
3696 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Make
3697 PIC_OFFSET_TABLE_REGNUM a fixed register for -fPIC.
3699 2003-02-25 Richard Henderson <rth@redhat.com>
3701 * real.c (real_to_integer2): Force overflow result only for
3704 2003-02-25 Kazu Hirata <kazu@cs.umass.edu>
3706 * gcse.c (cprop_jump): Revert the 2003-02-23 change.
3708 2003-02-25 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
3709 Richard Henderson <rth@redhat.com>
3711 * sched-ebb.c (add_deps_for_risky_insns): Add the dependence when
3712 there is no similar load.
3714 2003-02-25 Vladimir Makarov <vmakarov@redhat.com>
3715 Richard Henderson <rth@redhat.com>
3717 * sched-int.h (INSN_TRAP_CLASS, WORST_CLASS): Move them from
3719 (add_forward_dependence): New function prototype.
3721 * sched-rgn.c (INSN_TRAP_CLASS, WORST_CLASS): Move them to
3723 (CONST_BASED_ADDRESS_P, may_trap_exp, haifa_classify_insn): Move
3724 them to haifa-sched.c.
3726 * haifa-sched.c (CONST_BASED_ADDRESS_P, may_trap_exp,
3727 haifa_classify_insn): Move them from sched-rgn.c.
3729 * sched-deps.c (add_dependence): Return flag of creating a new
3731 (add_forward_dependence): New function.
3732 (compute_forward_dependences): Use the function.
3734 * sched-ebb.c (earliest_block_with_similiar_load): New function.
3735 (add_deps_for_risky_insns): New function.
3736 (schedule_ebb): Call the function.
3738 2003-02-20 Aldy Hernandez <aldyh@redhat.com>
3740 * doc/tm.texi: Document Rename TARGET_VECTOR_TYPES_COMPATIBLE to
3741 TARGET_VECTOR_OPAQUE_P. Document accordingly.
3743 * testsuite/gcc.dg/20030218-1.c: Check that initialization of
3746 * c-typeck.c (comptypes): Change call to vector_types_compatible
3748 (convert_for_assignment): Call vector_opaque_p instead of
3749 vector_types_compatible.
3750 (really_start_incremental_init): Disallow initialization of opaque
3753 * target-def.h: Remove TARGET_VECTOR_TYPES_COMPATIBLE.
3754 Define TARGET_VECTOR_OPAQUE_P.
3755 (TARGET_INITIALIZER): Same.
3757 * target.h (struct gcc_target): Remove vector_types_compatible.
3758 Add vector_opaque_p.
3760 * config/rs6000/rs6000.c (rs6000_spe_vector_types_compatible):
3762 (is_ev64_opaque_type): Check for TARGET_SPE and make sure type is
3763 a vector type. Change return type to bool.
3764 (TARGET_VECTOR_TYPES_COMPATIBLE): Remove.
3765 (TARGET_VECTOR_OPAQUE_P): Define.
3767 * cp/parser.c (cp_parser_init_declarator): Call vector_opaque_p
3770 (cp_parser_init_declarator): Fix typo in function comments.
3772 2003-02-25 Jan Hubicka <jh@suse.cz>
3774 * Makefile.in (lcm.o): Add dependency on function.h
3775 * lcm.c (function.h): Include.
3776 * i386.c (machine_function, ix86_stack_locals,
3777 * ix86_save_varrargs_registers) : Move to
3779 * i386.h (machine_function, ix86_stack_locals,
3780 ix86_save_varrargs_registers): ... here; add optimize_mode_switching
3781 (ix86_optimize_mode_switching): New.
3782 * i386.md (fix patterns): Set ix86_optimize_mode_switching
3784 2003-02-25 Nick Clifton <nickc@redhat.com>
3786 * config/d30v/d30v.c (d30v_init_cumulative_args): Fix typo. Name
3787 of fourth arg is 'fndecl' not 'indirect'. Update comment
3788 describing the function's parameters.
3790 2003-02-24 Jan Hubicka <jh@suse.cz>
3792 * combine.c (simplify_shift_const): Fix previous patch.
3794 2003-02-24 Jeff Law <law@redhat.com>
3796 * i386.md (testdi_1_rex64): Discourage reload from using the %eax
3798 (testsi_1, testhi_1, testqi_1): Likewise.
3800 2003-02-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3802 * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Rename
3803 __EXTERN_PREFIX to __PRAGMA_EXTERN_PREFIX.
3804 * doc/extend.texi (Tru64 Pragmas): Reflect this.
3806 * fixinc/inclhack.def (alpha___extern_prefix): Indicate #pragma
3807 extern_prefix support for Tru64 UNIX V5 <sys/stat.h>.
3808 * fixinc/fixincl.x: Regenerate.
3809 * fixinc/tests/base/sys/stat.h [ALPHA___EXTERN_PREFIX_CHECK]: New
3811 Fixes PR c/5059, c/6126, other/9671.
3813 2003-02-24 Roger Sayle <roger@eyesopen.com>
3815 * gcc.c (do_spec_1) ['{']: Handle pending argument upon return
3816 from handle_braces in "%{...}".
3818 2003-02-24 Kaz Kojima <kkojima@gcc.gnu.org>
3820 * config/sh/sh.c (TARGET_HAVE_TLS): Conditionally define.
3821 (prepare_move_operands): Handle TLS operands.
3822 (tls_symbolic_operand): New.
3823 (nonpic_symbol_mentioned_p): Handle TLS UNSPECs.
3824 (legitimize_pic_address): Do nothing for the TLS symbol.
3825 (sh_encode_section_info): Handle TLS case.
3826 (sh_strip_name_encoding): Drop TLS encoding.
3827 * config/sh/sh-protos.h (tls_symbolic_operand): Add prototype.
3828 * config/sh/sh.h (SH_TLS_ENCODING): Define.
3829 (TLS_SYMNAME_P, STRIP_TLS_ENCODING): Likewise.
3830 (ASM_OUTPUT_LABELREF): Drop TLS encoding.
3831 (OUTPUT_ADDR_CONST_EXTRA): Handle TLS UNSPECs.
3832 * config/sh/sh.md: Define TLS UNSPEC constants.
3833 (type): Add tls_load.
3834 ("tls_global_dynamic", "tls_local_dynamic"): New insns.
3835 ("sym2DTPOFF", "symDTPOFF2reg", "sym2GOTTPOFF"): New expanders.
3836 ("tls_initial_exec"): New insn.
3837 ("sym2TPOFF", "symTPOFF2reg"): New expanders.
3838 ("load_gbr"): New insn.
3840 * configure.in (HAVE_AS_TLS): Add sh-*-* and sh[34]*-*-* cases.
3841 * configure: Regenerate.
3843 2003-02-24 Alan Modra <amodra@bigpond.net.au>
3846 * calls.c (store_one_arg): Revert 1999-02-16 change. Revert
3847 2000-12-17 change. Pass EXPAND_STACK_PARM to expand_expr.
3848 * expr.h (enum expand_modifier): Define EXPAND_STACK_PARM.
3849 (enum block_op_methods): Reorder for better store_expr optimization.
3850 * expr.c (store_expr): Test bit 1 of "want_value" for call param
3851 stores, test bit 0 for original want_value meaning. Pass
3852 BLOCK_OP_CALL_PARM to emit_block_move when bit 1 set. Adjust
3853 recursive calls, and calls to expand_param.
3854 (expand_expr): Handle EXPAND_STACK_PARM modifier. When cse
3855 expected, set target to 0 rather than to subtarget. Formatting.
3857 2003-02-23 Kazu Hirata <kazu@cs.umass.edu>
3859 * gcse.c (cprop_jump): Use the REG_EQUAL note if available.
3861 2003-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3863 * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Document
3864 new default behavior.
3865 * ggc-common.c: Include sys/resource.h.
3866 (ggc_rlimit_bound): New function.
3867 (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Update
3868 defaults to account for rlimits.
3870 2003-02-22 Richard Henderson <rth@redhat.com>
3872 * i386.c, i386.h (TUNEMASK): Rename from CPUMASK.
3874 2003-02-22 Kelley Cook <kelley@dwhoops.info>
3876 * i386.h, i386.c, i386.md (ix86_tune): Rename from ix86_cpu.
3877 (ix86_tune_string): Rename from ix86_cpu_string.
3879 2003-02-22 Kelley Cook <kelleycook@comcast.net>
3881 * config/i386/i386.c: Replace "mcpu" with "mtune".
3882 * config/i386/i386.h (TARGET_OPTIONS): Likewise.
3883 (CC1_CPU_SPEC): Likewise. New warning for "-mcpu".
3884 * doc/invoke.texi (i386 and x86-64 Options): Replace "mcpu"
3885 with "mtune". Note that "mcpu" is a deprecated synonym for "mtune".
3887 2003-02-23 Andreas Schwab <schwab@suse.de>
3889 * config.gcc: Delete references to m68k/t-linux and
3891 * config/m68k/t-linux, config/m68k/t-linux-aout: Removed.
3893 2003-02-22 Jan Hubicka <jh@suse.cz>
3895 * toplev.c (rest_of_compilation): Apply fotgotten hunk
3896 of track scheduling patch.
3898 2003-02-22 Jan Hubicka <jh@suse.cz>
3900 * config/linux.h (TARGET_HAS_F_SETLKW): Define.
3901 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Likewise
3903 2003-02-22 Jan Hubicka <jh@suse.cz>
3905 * c-decl.c (c_expand_body_1): Fix.
3907 2003-02-22 Jan Hubicka <jh@suse.cz>
3909 * expmed.c (expand_divmod): Undo sign extensions for unsigned operands
3911 * cfgcleanup.c (try_forward_edges): Don't check loop structures
3912 when not optimizing.
3913 (cleanup_cfg): Do not iterate trought delete_trivially_dead_insns
3915 * toplev.c (rest_of_compilation): Duplicate loop headers only when
3916 optimizing; Delete trivially dead insns early; fix optimize check.
3918 * Makefile.in (c-decl.o, c-objc-common.o, cgraph.o, tree-inline.o): Add
3919 dependency on cgraph.h
3920 * c-decl.c: Include cgraph.h
3921 (finish_function): Update call of tree_inlinable_function_p.
3922 * c-objc-common.c: Include cgraph.h
3923 * cgraph.h: New file.
3924 * cgraphunit.c: New file.
3925 * cgraph.c (cgraph_node, cgraph_edge): Move into cgraph.h
3926 (cgraph_nodes, cgraph_n_nodes): Globalize.
3927 (cgraph_finalize_function, cgraph_finalize_compilation_unit
3928 cgraph_create_edges, cgraph_optimize, cgraph_mark_needed_node):
3929 Move into cgraphunit.c
3930 * tree-inline.c: Include cgraph.h
3931 * tree-inline.c: Include cgraph.h
3933 2003-02-22 Josef Zlomek <zlomekj@suse.cz>
3935 * config/i386/i386.md: Use gen_lowpart instead of gen_rtx_REG
3936 for copying a register.
3938 2003-02-22 Steven Bosscher <s.bosscher@student.tudelft.nl>
3941 * toplev.c (process_options): If flag_detailed_statistics is set,
3942 then set time_report as well.
3945 * jump.c (never_reached_warning): Don't fall through BARRRIER
3946 insns. Update comments to reflect what the function really does.
3948 2003-02-21 Roger Sayle <roger@eyesopen.com>
3950 * fold-const.c (omit_one_operand): No longer static.
3951 * tree.h (omit_one_operand): Prototype here.
3952 (div_and_round_double): Keep fold-const.c prototypes together.
3953 * builtins.c (builtin_mathfn_code): Handle binary built-in
3954 funtions, such as "pow" and "atan2".
3955 (fold_builtin): Optimize both pow(x,0.0) and pow(1.0,y) to 1.0.
3956 Simplify optimizations using "type" the builtin's return type.
3958 2003-02-22 Hans-Peter Nilsson <hp@axis.com>
3960 * config/cris/cris.c (cris_rtx_costs): Blockify dangling else.
3961 Fix functionalization typo.
3963 * regmove.c (optimize_reg_copy_1): Do not replace a hard register
3966 2003-02-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3968 * Makefile.in (ggc-common.o): Depend on $(PARAMS_H)
3969 * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Update
3971 * ggc-common.c: Include params.h
3972 (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic,
3973 init_ggc_heuristics): New functions.
3974 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic,
3975 init_ggc_heuristics): Prototype.
3976 * toplev.c (print_version): Output GGC heuristics.
3977 (parse_options_and_default_flags): Call init_ggc_heuristics.
3979 2003-02-22 Jan Hubicka <jh@suse.cz>
3981 * i386.c (def_builtin): Special case 64bit builtins.
3982 (MASK_SSE164, MASK_SSE264): New constants.
3983 (builtin_description): Add 64bit builtins.
3984 (ix86_init_mmx_sse_builtins): Likewise.
3985 * i386.h (enum ix86_builtins): Likewise.
3986 * i386.md (cvtss2siq, cvttss2siq, cvtsd2siq, cvttsd2siq, cvtsi2sdq,
3987 sse2_movq2dq_rex64, sse2_movsq2q_rex64): New.
3988 (sse2_movq2dq, sse2_movsq2q): Disable for 64bit.
3989 * mmintrin.h (_mm_cvtsi64x_si64, _mm_set_pi64x, _mm_cvtsi64_si64x): New.
3990 * xmmintrin.h (_mm_cvtss_si64x, _mm_cvttss_si64x, _mm_cvtsi64x_ss,
3991 _mm_set_epi64x, _mm_set1_epi64x, _mm_cvtsd_si64x, _mm_cvttsd_si64x,
3992 _mm_cvtsi64x_sd, _mm_cvtsi64x_si128, _mm_cvtsi128_si64x): New.
3994 2003-02-22 Jan Hubicka <jh@suse.cz>
3996 * i386.c (builtin_description): Add __builtin_ia32_paddq and
3997 __builtin_ia32_psubq. Fix __builtin_ia32_paddq128
3998 and __builtin_ia32_psubq128.
3999 * i386.h (IX86_BUILTIN_PADDQ, IX86_BUILTIN_PSUBQ): New.
4000 * i386.md (addv*, mmx_ior*, mmx_xoe*, mmx_and*): Add missing '%'.
4001 (mmx_adddi3, mmx_subdi3): New.
4002 * mmintrin.h (_mm_add_si64, _mm_sub_si64): New.
4003 * xmmintrin.h (_mm_movepi64_pi64): New.
4004 (_mm_add_epi64, _mm_sub_epi64): fix.
4005 (_mm_mul_pu16): Rename to...
4006 (_mm_mul_su32): ... this one.
4008 * builtins.c (expand_builtin_expect): Do not predict
4009 flag_guess_branch_prob is not set.
4010 * c-semantics.c (expand_stmt): Likewise.
4011 * predict.c (predict_insn): Likewise.
4012 * stmt.c (expand_continue_loop): Likewise.
4013 * toplev.c (rest_of_compilation): Do not call
4014 note_prediction_to_br_prob and note_prediction_to_br_prob
4015 when not optimizing.
4017 2003-02-21 Jan Hubicka <jh@suse.cz>
4019 * cfgrtl.c (commit_edge_insertions): Call
4020 find_many_sub_basic_block only when some code has been emitted.
4021 (commit_edge_insertions_watch_calls): Bring into sync with
4022 commit_edge_insertions
4024 2003-02-21 J"orn Rennecke <joern.rennecke@superh.com>
4026 * sh.h (OVERRIDE_OPTIONS): Fix code that clears 'e' register class.
4028 * sh.md (binary_sf_op): Use extra constant operand instead of
4029 negating constant operand 4.
4030 * sh.c (sh_expand_binop_v2sf): Supply it.
4032 2003-02-21 Zack Weinberg <zack@codesourcery.com>
4034 * cpphash.h (struct lexer_state): Add directive_wants_padding.
4035 * cpplib.c (_cpp_handle_directive): Set directive_wants_padding
4036 for directives of type INCL.
4037 (glue_header_name, parse_include): Use get_token_no_padding.
4038 * cppmacro.c (replace_args): If directive_wants_padding,
4039 provide padding tokens.
4041 2003-02-21 Kazu Hirata <kazu@cs.umass.edu>
4043 * config/h8300/h8300.md (a peephole2): New.
4045 2003-02-21 Jan Hubicka <jh@suse.cz>
4047 * cfgrtl.c (commit_one_edge_insertion): Only mark BB for splitting.
4048 (commit_edge_insertions): Call find_many_sub_basic_blocks
4050 * reg-stack.c (convert_regs): Cleax aux for blocks.
4052 2003-02-21 Jan Hubicka <jh@suse.cz>
4054 * toplev.c (parse_options_and_default_flags): Undo accidental commit.
4056 2003-02-21 Glen Nakamura <glen@imodulo.com>
4058 PR optimization/8613
4059 * builtins.c (expand_builtin): Emit postincrements before expanding
4062 2003-02-21 Ben Elliston <bje@redhat.com>
4065 * doc/install.texi (Configuration): Explain using $HOME instead of
4066 the ~ metacharacter when referring to home directories.
4068 2003-02-20 Alexandre Oliva <aoliva@redhat.com>
4070 * configure.in (TARGET_SYSTEM_ROOT): Set default to
4071 ${exec_prefix}/${target_alias}/sys-root. Match explicit
4072 '${exec_prefix}' (in addition to the expansion thereof) as
4074 * configure: Rebuilt.
4076 2003-02-20 Kazu Hirata <kazu@cs.umass.edu>
4078 * config/h8300/h8300.md (addhi3_incdec): Change the name to
4080 (addsi3_incdec): Change the name to *addsi3_incdec.
4082 2003-02-20 Roger Sayle <roger@eyesopen.com>
4084 * explow.c (force_reg): Avoid useless REG_EQUAL notes.
4086 2003-02-20 Toon Moene <toon@moene.indiv.nluug.nl>
4089 * c-opts.c (sanitize_cpp_opts): Add Fortran front end
4090 options to be ignored.
4091 (c_common_decode_option): Ignore them when preprocessing.
4093 2003-02-20 Jan Hubicka <jh@suse.cz>
4095 * toplev.c (flag_sched2_use_superblocks, flag_sched2_use_traces): New
4097 (lang_independent_options): Add -fsched2-use-superblocks
4099 (rest_of_compilation): Deal with it.
4100 * invoke.texi (-fsched2-use-traces, fsched2-use-superblocks): Declare.
4101 * flags.h (flag_sched2_use_superblocks, flag_sched2_use_traces):
4103 * rtl.h (reg_to_stack): Update prototype.
4104 * reg-stack.c (reg_to_stack): Return when something has changed;
4105 update liveness when executing after superblock scheduling.
4107 * combine.c (simplify_shift_const): Simplify few special cases
4110 2003-02-20 David Edelsohn <edelsohn@gnu.org>
4112 * config/rs6000/rs6000.md: (attr "type"): Add fast_compare.
4113 (add.,subf.,neg.): Change attribute to fast_compare.
4114 All DFA descriptions updated.
4116 2003-02-20 Nathan Sidwell <nathan@codesourcery.com>
4118 Change base class access representation.
4119 * tree.h (TREE_VIA_PUBLIC, TREE_VIA_PROTECTED,
4120 TREE_VIA_PRIVATE): Remove.
4121 (BINFO_BASEACCESSES): New binfo elt.
4122 (BINFO_BASEACCESS): New accessor.
4123 (BINFO_ELTS): Increase.
4124 (TI_ACCESS_PUBLIC, TI_ACCESS_PROTECTED, TI_ACCESS_PRIVATE): New.
4125 (access_public_node, access_protected_node,
4126 access_private_node): New global nodes.
4127 * tree.c (build_common_tree_nodes_2): Initialize access nodes.
4128 * dbxout.c (dbxout_type): Adjust.
4129 * dwarf2out.c (gen_inheritance_die): Add access parameter.
4130 (gen_member_die): Adjust.
4131 * dwarfout.c (output_inheritance_die): ARG is array of two trees.
4132 (output_type): Adjust.
4133 * tree-dump.c (dequeue_and_dump): Adjust binfo dumping.
4135 Change base class access representation. Share virtual base
4137 * cp/call.c (build_special_member_call): Remove binfo_for_vbase
4139 * cp/class.c (build_base_path): Likewise.
4140 (build_primary_vtable): Adjust BINFO_NEW_VTABLE_MARKED use.
4141 (build_secondary_vtable): Remove FOR_TYPE arg. Adjust.
4142 (make_new_vtable): Adjust.
4143 (force_canonical_binfo_r): Delete.
4144 (force_canonical_binfo): Delete.
4145 (mark_primary_virtual_base): Delete.
4146 (dfs_unshared_virtual_bases): Delete.
4147 (mark_primary_bases): Adjust.
4148 (maybe_warn_about_overly_private_class): Adjust.
4149 (dfs_base_derived_from): Delete.
4150 (base_derived_from): Follow the inheritance chain.
4151 (struct find_final_overrider_data): Add vpath member.
4152 (dfs_find_final_overrider): Adjust.
4153 (dfs_find_final_overrider_q, dfs_find_final_overrider_post): New.
4154 (find_final_overrider): Adjust.
4155 (update_vtable_entry_for_fn): Adjust.
4156 (modify_all_vtables): Adjust.
4157 (walk_subobject_offsets): Adjust.
4158 (layout_nonempty_base_or_field): Adjust.
4159 (layout_empty_base): Remove last parameter. Adjust.
4160 (build_base_field): Adjust.
4161 (build_base_fields): Adjust.
4162 (propagate_binfo_offsets): Remove last parameter. Adjust.
4163 (dfs_set_offset_for_unshared_vbases): Delete.
4164 (layout_virtual_bases): Adjust.
4165 (finish_struct_1): Adjust.
4166 (init_class_processing): Don't init access nodes.
4167 (dfs_get_primary_binfo): Delete.
4168 (get_primary_binfo): Adjust.
4169 (dump_class_hierarchy_r): Remove most derived arg, add IGO
4171 (dump_class_hierarchy): Adjust.
4172 (finish_vtbls): Adjust.
4173 (get_original_base): Delete.
4174 (build_vtt_inits): Adjust.
4175 (dfs_build_secondary_vptr_vtt_inits): Adjust.
4176 (dfs_ctor_vtable_bases_queue_p): Adjust.
4177 (build_ctor_vtbl_group): Adjust.
4178 (dfs_accumulate_vtbl_inits): Adjust.
4179 (build_vtbl_initializer): Adjust.
4180 (build_vbase_offset_vtbl_entries): Adjust.
4181 (add_vcall_offset_vtbl_entries_1): Adjust.
4182 * cp/cp-tree.h (CPTI_ACCESS_*): Remove.
4183 (access_*_node): Remove.
4184 (CANONICAL_BINFO): Delete.
4185 (BINFO_UNSHARED_MARKED): Remove.
4186 (BINFO_MARKED): Set LANG_FLAG_0 directly.
4187 (SET_BINFO_MARKED, CLEAR_BINFO_MARKED): Delete.
4188 (BINFO_VTABLE_PATH_MARKED): Set LANG_FLAG_3 directly.
4189 (SET_BINFO_VTABLE_PATH_MARKED, CLEAR_BINFO_VTABLE_PATH_MARKED):
4191 (BINFO_NEW_VTABLE_MARKED): Set LANG_FLAG_4 directly.
4192 (SET_BINFO_NEW_VTABLE_MARKED): Adjust.
4193 (SET_BINFO_PUSHDECLS_MARKED, CLEAR_BINFO_PUSHDECLS_MARKED):
4195 (BINFO_DEPENDENT_BASE_P): New.
4196 (dfs_walk, dfs_walk_real): Queue function takes derived binfo and
4198 (markedp, unmarkedp): Adjust.
4199 (dfs_unmarked_real_bases_queue_p, dfs_marked_real_bases_queue_p,
4200 dfs_skip_vbases, marked_vtable_pathp, unmarked_vtable_pathp,
4201 find_vbase_instance, binfo_for_vbase): Delete.
4202 (copied_binfo, original_binfo): Declare.
4203 (finish_base_specifier): Add virtual_p arg.
4204 (unshare_base_binfos): Delete.
4205 (copy_base_binfos): Declare.
4206 (reverse_path): Delete.
4207 * cp/decl.c (xref_basetypes): Access and virtuality passed
4208 differently. Don't copy direct base binfos here. Call
4210 * cp/init.c (dfs_initialize_vtbl_ptrs): Adjust.
4211 (initialize_vtbl_ptrs): Adjust.
4212 (expand_member_init): Adjust.
4213 * cp/parser.c (cp_parser_base_specifier): Adjust.
4214 * cp/pt.c (instantiate_class_template): Adjust.
4215 (get_template_base_recursive): Adjust.
4216 * cp/rtti.c (get_pseudo_ti_init): Adjust.
4217 (get_pseudo_ti_desc): Adjust.
4218 * cp/tree.c (unshare_base_binfos): Rename to ...
4219 (copy_base_binfos): ... here, reimplement.
4220 (make_binfo): Set BINFO_DEPENDENT_BASE_P.
4221 (reverse_path): Remove.
4222 * cp/typeck.c (get_delta_difference): Adjust error messages.
4223 * cp/semantics.c (finish_base_specifier): Add virtual arg, adjust.
4224 * cp/search.c (lookup_base_r): Adjust.
4225 (dynamic_cast_base_recurse): Adjust.
4226 (canonical_binfo): Remove.
4227 (dfs_canonical_queue): Remove.
4228 (dfs_assert_unmarked_p): Remove.
4229 (assert_canonical_unmarked): Remove.
4230 (shared_marked_p, shared_unmarked_p): Remove.
4231 (BINFO_ACCESS, SET_BINFO_ACCESS): Use TREE_PUBLIC & TREE_PRIVATE.
4232 (dfs_access_in_type): Adjust.
4233 (access_in_type): Adjust.
4234 (dfs_accessible_queue_p): Adjust.
4235 (dfs_accessible_p): Adjust.
4236 (is_subobject_of_p_1, is_subobject_of_p): Remove.
4237 (struct lookup_field_info): Remove from_dep_base_p field.
4238 (lookup_field_queue_p): Adjust, test BINFO_DEPENDENT_BASE_P.
4239 (lookup_field_r): Remove dependent base code.
4240 (lookup_member): Likewise.
4241 (dfs_walk, dfs_walk_real): Add access arg to queue fn.
4242 (dfs_unmarked_real_bases_queue_p): Remove.
4243 (dfs_marked_real_bases_queue_p): Remove.
4244 (dfs_skip_vbases): Remove.
4245 (dfs_get_pure_virtuals): Adjust.
4246 (markedp, unmarkedp): Adjust.
4247 (marked_vtable_pathp, unmarked_vtable_pathp): Remove.
4248 (marked_pushdecls_p, unmarked_pushdecls_p): Adjust.
4249 (dfs_unmark): Adjust.
4250 (dfs_get_vbase_types):Remove.
4251 (dfs_build_inheritance_graph_order): Remove.
4252 (get_vbase_types): Remove
4253 (dfs_find_vbase_instance): Remove.
4254 (find_vbase_instance): Remove.
4255 (dfs_debug_unmarkedp): Adjust.
4256 (dependent_base_p): Remove.
4257 (dfs_push_type_decls): Adjust.
4258 (dfs_push_decls): Adjust.
4259 (dfs_no_overlap_yet): Adjust.
4260 (copied_binfo): New function.
4261 (original_binfo): New function.
4262 (binfo_for_vbase): Remove.
4264 Change base class access representation.
4265 * java/class.c (set_super_info): Don't set TREE_VIA_PUBLIC.
4266 (add_interface_do): Likewise.
4268 2003-02-20 David Edelsohn <edelsohn@gnu.org>
4270 * config/rs6000/sysv4.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
4271 * config/rs6000/power4.md (power4-store,power4-vecstore): New
4273 (power4-fpstore): Compact.
4275 2003-02-20 Kazu Hirata <kazu@cs.umass.edu>
4277 * config/h8300/h8300.md (*iorsi3_w): New.
4279 2003-02-20 Josef Zlomek <zlomekj@suse.cz>
4281 * combine.c (distribute_notes): Kill REG_EXEC_COUNT.
4282 * rtl.c (reg_note_name): Likewise.
4283 * rtl.h (enum reg_note): Likewise.
4284 * doc/invoke.texi: Likewise.
4285 * doc/rtl.texi: Likewise.
4287 2003-02-20 Josef Zlomek <zlomekj@suse.cz>
4289 * bb-reorder.c (find_traces_1_round): Fix comment typo.
4291 2003-02-19 Roger Sayle <roger@eyesopen.com>
4293 * fold-const.c (fold_real_zero_addition_p): Don't fold a zero
4294 addition in the presence of signaling NaNs.
4296 2003-02-19 Krister Walfridsson <cato@df.lth.se>
4298 * tm.texi (INIT_CUMULATIVE_ARGS): Fix typo.
4300 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
4302 * config/h8300/h8300.c (output_logical_op): Optimize or.l when
4303 ORing with 0xffff??00 with the highest bit of the ?? part set.
4304 (compute_logical_op_length): Update.
4305 (compute_logical_op_cc): Likewise.
4307 2003-02-19 Josef Zlomek <zlomekj@suse.cz>
4309 * bb-reorder.c (find_traces_1_round): Fixed condition for small
4310 destination block with multiple predecessors.
4311 (connect_traces): Check whether the block is a start of trace.
4313 2003-02-19 Jan Hubicka <jh@suse.cz>
4315 * calls.c (expand_call): Update call of INIT_CUMULATIVE_ARGS
4316 * function.c (assign_params): Likewise.
4317 * arm-protos.h (arm_init_cumulative_args): Update prototype.
4318 * arm.c (arm_init_cumulative_args): Update function.
4319 * arm.h (INIT_CUMULATIVE_ARGS): Update.
4320 * avr-protos.h (init_cumulative_args): Update prototype.
4321 * avr.c (init_cumulative_args): Update function.
4322 * avr.h (INIT_CUMULATIVE_ARGS): Update.
4323 * d30v-protos.h (d30v_init_cumulative_args): Update prototype.
4324 * d30v.c (d30v_init_cumulative_args): Update function.
4325 * d30v.h (INIT_CUMULATIVE_ARGS): Update.
4326 * frv-protos.h (frv_init_cumulative_args): Update prototype.
4327 * frv.c (frv_init_cumulative_args): Update function.
4328 * frv.h (INIT_CUMULATIVE_ARGS): Update.
4329 * mips.c (mips_expand_prolgue): Update call of INIT_CUMULATIVE_ARGS.
4330 * pa.h (INIT_CUMULATIVE_ARGS): Update.
4331 * sparc-protos.h (init_cumulative_args): Update prototype.
4332 * sparc.c (init_cumulative_args): Update function.
4333 * sparc.h (INIT_CUMULATIVE_ARGS): Update.
4334 * tm.texi (INIT_CUMULATIVE_ARGS): Update documentation.
4336 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
4338 * config/h8300/h8300.md (*iorsi3_two_qi_sext): New.
4339 (*ashiftsi_sextqi_7): Likewise.
4341 2003-02-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4343 * config/mips/iris6.h (TARGET_OS_CPP_BUILTINS): Define __c99 for
4346 * fixinc/inclhack.def (irix___restrict): Don't change __restrict
4347 for C++ on IRIX 6.5.1[89].
4348 * fixinc/tests/base/internal/sgimacros.h: New file.
4350 * fixinc/inclhack.def (irix_wcsftime): Use XPG5 variant for C99.
4351 * fixinc/tests/base/internal/wchar_core.h: New file.
4353 * fixinc/inclhack.def (irix_socklen_t): Fix broken IRIX 6.5.1[78]
4354 socklen_t definition.
4355 * fixinc/fixincl.x: Regenerate.
4356 * fixinc/tests/base/sys/socket.h: New file.
4357 Fixes PR libgcj/9652.
4359 2003-02-19 Jan Hubicka <jh@suse.cz>
4361 * i386.md (movsfcc_1, movdfcc_1): Fix constrains.
4363 2003-02-19 David Edelsohn <edelsohn@gnu.org>
4365 * config/rs6000/rs6000.c (rs6000_override_options): Initialize
4366 align_jumps_max_skip and align_loops_max_skip.
4368 2003-02-19 Thierry Moreau <thierry.moreau@connotech.com>
4370 * config/rs6000/rs6000.c (rs6000_encode_section_info): Do not
4371 test size if named section.
4373 2003-02-19 Daniel Jacobowitz <drow@mvista.com>
4375 * expr.c (expand_expr): Use gen_int_mode for the argument
4378 2003-02-19 Jan Hubicka <jh@suse.cz>
4380 * i386.md (cosxf2): Fix conditional.
4382 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
4384 * config/h8300/h8300.md (extendqisi2): Change to an expander.
4385 (*extendqisi2_h8300): New.
4386 (*extendqisi2_h8300hs): Likewise.
4388 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
4390 * config/h8300/h8300-protos.h: Update the prototype for
4391 split_adds_subs. Remove the prototypes for
4392 const_int_le_2_operand and const_int_le_6_operand.
4393 * config/h8300/h8300.c (split_adds_sub): Don't output inc/dec.
4394 (const_int_le_2_operand): Remove.
4395 (const_int_le_6_operand): Likewise.
4396 * config/h8300/h8300.h (PREDICATE_CODES): Remove the entries
4397 for const_int_le_2_operand and const_int_le_6_operand.
4398 * config/h8300/h8300.md: Update all uses of split_adds_subs.
4401 2003-02-18 Jan Hubicka <jh@suse.cz>
4403 * cgraph.c (NPREDECESORC, SET_NPREDECESORS): Kill.
4404 (cgraph_expand_function): Rewrite.
4406 2003-02-18 Matt Austern <austern@apple.com>
4408 * toplev.c, langhooks.c, langhooks-def.h: Move
4409 write_global_declarations from toplev.c to langhooks.c.
4411 2003-02-18 Kazu Hirata <kazu@cs.umass.edu>
4413 * config/h8300/h8300.c (general_operand_src): Always check
4415 (general_operand_dst): Likewise.
4417 2003-02-18 Roger Sayle <roger@eyesopen.com>
4419 * convert.c (convert_to_real): Also optimize (float)log(x) into
4420 logf(x) where x is a float, i.e. also handle BUILT_IN_LOG{,L}.
4422 2003-02-18 Kaz Kojima <kkojima@gcc.gnu.org>
4424 * config/sh/sh.c (unspec_caller_rtx_p): New.
4425 (sh_cannot_copy_insn_p): New.
4426 (TARGET_CANNOT_COPY_INSN_P): New.
4428 2003-02-18 Richard Henderson <rth@redhat.com>
4430 * c-common.c (handle_used_attribute): Accept static data too.
4432 2003-02-18 Nick Clifton <nickc@redhat.com>
4433 Aldy Hernandez <aldyh@redhat.com>
4435 * testsuite/gcc.dg/20030218-1.c: New.
4437 * doc/tm.texi: Document TARGET_VECTOR_TYPES_COMPATIBLE.
4439 * target-def.h (TARGET_INITIALIZER): Add
4440 TARGET_VECTOR_TYPES_COMPATIBLE.
4441 (TARGET_VECTOR_TYPES_COMPATIBLE): New macro.
4443 * target.h (struct gcc_target): Add field vector_types_compatible.
4445 * c-typeck.c (comptypes): Take into account
4446 TARGET_VECTOR_TYPES_COMPATIBLE.
4447 (convert_for_assignment): Same.
4449 * config/rs6000/rs6000.c (is_ev64_opaque_type): New.
4450 (rs6000_spe_vector_types_compatible): New.
4451 (TARGET_VECTOR_TYPES_COMPATIBLE): Define.
4453 2003-02-19 Andreas Schwab <schwab@suse.de>
4455 * Makefile.in (toplev.o): Depend on $(LANGHOOKS_DEF_H).
4456 * toplev.c: Include langhooks-def.h.
4458 2003-02-18 Chris Demetriou <cgd@broadcom.com>
4460 * config/mips/mips.h (enum processor_type): Sort entries
4462 * config/mips/mips.md (define_attr cpu): Sync with processor_type
4463 enum values, including adding entries that were missing.
4465 2003-02-18 J"orn Rennecke <joern.rennecke@superh.com>
4467 * sh.c (calc_live_regs): Also check GET_CODE when checking if
4468 initial value for PR_REG is still the PR_REG register.
4470 2003-02-18 Jim Wilson <wilson@redhat.com>
4472 * config/ia64/ia64.md (floatdidf2, floatdisf2): Add %, before second
4473 instruction in output template.
4474 (bsp_value): Change output template from string to C code, add %,
4475 before actual instruction.
4476 (flushrs): Mark as not predicable.
4478 2003-02-18 Krister Walfridsson <cato@df.lth.se>
4480 * inclhack.def (netbsd_bogus_semicolon): New fix.
4481 * fixincl.x: Rebuilt.
4482 * tests/base/ctype.h: Update.
4484 2003-02-18 Roger Sayle <roger@eyesopen.com>
4486 * fold-const.c (negate_expr_p): New function to determine whether
4487 an expression can be negated cheaply.
4488 (fold) [MINUS_EXPR]: Use it to determine whether to transform
4489 -A - B into -B - A for floating point types.
4491 2003-02-18 Roger Sayle <roger@eyesopen.com>
4493 * sbitmap.c (sbitmap_resize): New function.
4494 * sbitmap.h (sbitmap_resize): Prototype here.
4495 * recog.c (split_all_insns): Use sbitmap_resize.
4497 2003-02-18 Kazu Hirata <kazu@cs.umass.edu>
4499 * config/h8300/h8300.md (*zero_extendhisi2_h8300): Fix the
4501 (extendqisi2): Likewise.
4502 (*extendhisi2_h8300): Likewise.
4504 2003-02-18 Matt Austern <austern@apple.com>
4506 * langhooks.h, langhooks-def.h: introduce new langhook,
4507 final_write_globals, with write_global_declarations as default.
4508 * toplev.c: Move invocation of wrapup_global_declarations from
4509 compile_file to new function, write_global_declarations. Change
4510 compile_file to use final_write_globals hook. Change
4511 wrapup_global_declarations so writing to DECL_DEFER_OUTPUT is
4514 2003-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4516 * pa.md: Correct and enhance comment.
4518 2003-02-18 Geoffrey Keating <geoffk@apple.com>
4520 * gcc.c (validate_switches): Don't scan past closing '}'.
4522 2003-02-18 Ben Elliston <bje@redhat.com>
4525 * doc/extend.texi (Function Attributes): Document the effect of
4526 the C++ "this" parameter on the counting of arguments for the
4527 "format" and "format_arg" attributes.
4529 2003-02-17 Aldy Hernandez <aldyh@redhat.com>
4531 * config/rs6000/spe.h (__ev_stdd): Cast 2nd arg.
4535 2003-02-17 Jan Hubicka <jh@suse.cz>
4537 * recog.c (split_all_insns): Fix memory overflow.
4539 2003-02-17 Kazu Hirata <kazu@cs.umass.edu>
4541 * config/h8300/h8300.md (cmpqi): Remove mode from compare.
4543 (*cmphi_h8300): Likewise.
4544 (*cmphi_h8300hs): Likewise.
4546 (7 peephole2): Likewise.
4548 2003-02-16 Jan Hubicka <jh@suse.cz>
4550 * c-typeck.c (build_c_cast): Fold constant variables into
4553 2003-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4555 * doc/install.texi (Specific): Fix link for m68k-att-sysv.
4556 (Binaries): Ditto for Sinix/Reliant Unix.
4558 2003-02-16 Richard Earnshaw <rearnsha@arm.com>
4560 * arm.c (arm_reload_in_hi): Ensure that the scratch register does
4561 not overlap the final result register.
4563 2003-02-16 Arend Bayer <arend.bayer@web.de>
4564 Richard Henderson <rth@redhat.com>
4567 * fold-const.c (extract_muldiv_1): Rename from extract_muldiv;
4568 rearrange mult arguments for less recursion.
4569 (extract_muldiv): New. Prevent runaway recursion.
4571 2003-02-16 Danny Smith <dannysmith@users.sourceforge.net>
4573 * config/i386/cygwin.h (TARGET_SUBTARGET_DEFAULT): Set
4576 2003-02-15 Roger Sayle <roger@eyesopen.com>
4578 * config/i386/i386.c (x86_ext_80387_constants): Use 80387 insns
4579 to load mathematical constants on K6, Athlon, Pentium 4 and PPro.
4580 (ext_80387_constants_table): Global table of 80387 special constants
4581 guarded by ext_80387_constants_init flag when not initialized.
4582 (init_ext_80387_constants): New function to initialize this table.
4583 (standard_80387_constant_p): Extend to recognize extra 80387
4584 constants, in XFmode, on processors where this is a win.
4585 (standard_80387_constant_opcode): New function to return the
4586 opcode associated with standard_80387_constant_p.
4587 (standard_80387_constant_rtx): New function to return the XFmode
4588 CONST_DOUBLE associated with standard_80387_constant_p.
4589 (ix86_rtx_costs): Give the new constants the same cost as 1.0.
4591 * config/i386/i386-protos.h (standard_80387_constant_opcode):
4593 (standard_80387_constant_rtx): Likewise.
4595 * config/i386/i386.md (*movsf1, *movsf1_nointerunit, *movdf_nointeger,
4596 *movdf_integer, *movxf_nointeger, *movtf_nointeger, *movxf_integer,
4597 *movtf_integer): Simplify using new standard_80387_constant_opcode.
4599 2003-02-15 Geoffrey Keating <geoffk@apple.com>
4601 * doc/invoke.texi (Optimize Options): Correct @option syntax.
4603 2003-02-15 Richard Henderson <rth@redhat.com>
4605 * Makefile.in (cfglayout.o): Depend on TARGET_H.
4606 * cfglayout.c: Include target.h.
4607 (cfg_layout_can_duplicate_bb_p): Check targetm.cannot_copy_insn_p.
4608 * target-def.h (TARGET_CANNOT_COPY_INSN_P): New.
4609 * target.h (struct gcc_target): Add cannot_copy_insn_p.
4611 * config/alpha/alpha.c (alpha_cannot_copy_insn_p): New.
4612 (TARGET_CANNOT_COPY_INSN_P): New.
4613 (override_options): Revert 2003-02-08 hack.
4615 2003-02-15 Richard Henderson <rth@redhat.com>
4617 * gcse.c (bypass_block): Use BLOCK_FOR_INSN for resolving LABEL_REFs.
4618 (bypass_conditional_jumps): Accept computed_jump_p insns as well.
4620 2003-02-15 David Edelsohn <edelsohn@gnu.org>
4622 * config/rs6000/rs6000.h (processor_type): Add PPC440.
4623 * config/rs6000/rs6000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4624 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4625 TARGET_SCHED_VARIABLE_ISSUE): Define.
4626 (rs6000_use_dfa_pipeline_interface): New function.
4627 (rs6000_multipass_dfa_lookahead): New Function.
4628 (rs6000_variable_issue): New function.
4629 (rs6000_adjust_cost): Add CMP and DELAYED_CR types.
4630 (rs6000_issue_rate): Add PPC440.
4631 * config/rs6000/rs6000.md (unspec list): Correct typo.
4632 (attr "type"): Add load_ext, load_ext_u, load_ext_ux, load_u,
4633 store_ux, store_u, fpload_ux, fpload_u, fpstore_ux, fpstore_u,
4634 cmp, delayed_cr, mfcr, mtcr.
4635 (automata_option): Set "ndfa".
4636 (extendMMNN2): Update attributes.
4637 (movcc_internal1): Discourage move to non-cr0. Update
4639 (movMM_update): Update attributes.
4640 (cmpMM_internal): Update attributes.
4641 (sCC CR materialization): Update attributes.
4642 (branch patterns): Do not discourage non-cr0.
4643 (cr logical patterns): Prefer destructive register allocation.
4645 (movesi_from_cr): Update attribute.
4646 (mtcrf_operation): Update attribute.
4647 (mtcrfsi): Update attribute.
4648 * config/rs6000/40x.md: New file.
4649 * config/rs6000/603.md: New file.
4650 * config/rs6000/6xx.md: New file.
4651 * config/rs6000/7450.md: New file.
4652 * config/rs6000/7xx.md: New file.
4653 * config/rs6000/mpc.md: New file.
4654 * config/rs6000/power4.md: New file.
4655 * config/rs6000/rios1.md: New file.
4656 * config/rs6000/rios2.md: New file.
4657 * config/rs6000/rs64.md: New file.
4658 [Some DFA descriptions based on work by Michael Hayes]
4660 2003-02-15 Richard Henderson <rth@redhat.com>
4662 * bb-reorder.c (find_traces_1_round): Don't connect easy to copy
4663 successors with multiple predecessors.
4664 (connect_traces): Try harder to copy traces of length 1.
4666 * function.h (struct function): Add computed_goto_common_label,
4667 computed_goto_common_reg.
4668 * function.c (free_after_compilation): Zap them.
4669 * stmt.c (expand_computed_goto): Use them to produce one
4670 indirect branch per function.
4672 2003-02-15 Richard Henderson <rth@redhat.com>
4674 * cfgcleanup.c: Include params.h.
4675 (try_crossjump_bb): Use PARAM_MAX_CROSSJUMP_EDGES. Fix test for
4676 too many outgoing edges from a block.
4677 * Makefile.in (cfgcleanup.o): Depend on PARAMS_H.
4678 * params.def (max-crossjump-edges): New.
4679 * doc/invoke.texi: Document it.
4681 2003-02-15 Richard Henderson <rth@redhat.com>
4683 * recog.c (split_all_insns): Include new blocks in life update;
4684 do a global life update.
4686 2003-02-15 Danny Smith <dannysmith@users.sourceforge.net>
4688 * config/i386/mingw32.h (LIBGCC_SPEC): Add libmingwex.a.
4690 * config/i386/cygwin.h (LIBGCC_SPEC): Add libmingwex.a for
4693 2003-02-14 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
4695 PR optimization/7702
4696 * reload1.c (reload_cse_simplify_set): Honor
4697 CANNOT_CHANGE_MODE_CLASS.
4699 2003-02-14 Alexandre Oliva <aoliva@redhat.com>
4701 * config/mn10300/mn10300.c (mn10300_wide_const_load_uses_clr): New
4703 * config/mn10300/mn10300-protos.h: Declare it.
4704 * config/mn10300/mn10300.md (movdi, movdf): Use it to compute
4705 attribute cc of instructions that may use clr.
4707 2003-02-14 Kazu Hirata <kazu@cs.umass.edu>
4709 * simplify-rtx.c (simplify_binary_operation): Simplify ~y when
4710 (x - (x & y)) is found.
4712 2003-02-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4714 * configure.in: Fix typo.
4715 * configure: Regenerate.
4717 2003-02-14 Kazu Hirata <kazu@cs.umass.edu>
4719 * config/h8300/h8300.md (*iorsi2_and_1_lshiftrt_1): New.
4721 2003-02-13 Adam Nemet <anemet@lnxw.com>
4724 * combine.c: Fix spelling in comment.
4725 (cached_nonzero_bits): New function.
4726 (cached_num_sign_bit_copies): New function.
4727 (nonzero_bits_with_known): New macro.
4728 (num_sign_bit_copies_with_known): New macro.
4729 (nonzero_bits1): Rename from nonzero_bits. Add three new
4730 arguments. Change calls from nonzero_bits to
4731 nonzero_bits_with_known.
4732 (num_sign_bit_copies1): Rename from num_sign_bit_copies. Add
4733 three new arguments. Change calls from num_sign_bit_copies to
4734 num_sign_bit_copies_with_known.
4735 (nonzero_bits): New macro.
4736 (num_sign_bit_copies): New macro.
4737 (update_table_tick): Don't traverse identical subexpression more
4739 (get_last_value_validate): Likewise.
4741 2003-02-13 Zack Weinberg <zack@codesourcery.com>
4743 * emit-rtl.c (init_emit): Use ggc_alloc for regno_reg_rtx.
4744 * function.h (struct emit_status): Length of regno_pointer_align
4745 and x_regno_reg_rtx as seen by gengtype is only x_reg_rtx_no,
4746 not regno_pointer_align_length (i.e. length actually used, not
4747 length as allocated)
4749 * config/i386/i386.c (struct stack_local_entry): New.
4750 (struct machine_function): Replace huge array with alist.
4751 (assign_386_stack_local): Change to match.
4753 2003-02-13 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4755 * inclhack.def (hpux_long_double): Tighten select and add bypass
4757 * fixincl.x: Rebuilt.
4759 2003-02-13 Josef Zlomek <zlomekj@suse.cz>
4761 * cfgcleanup.c (outgoing_edges_match): When there is single outgoing
4762 edge and block ends with a jump insn it must be simple jump.
4764 2003-02-13 Daniel Jacobowitz <drow@mvista.com>
4766 * Makefile.in (PREPROCESSOR_DEFINES): Add
4767 @TARGET_SYSTEM_ROOT_DEFINE@.
4768 * configure.in (PREFIX_INCLUDE_DIR): Don't define if $with_sysroot
4769 is specified or if building a cross compiler.
4770 (TARGET_SYSTEM_ROOT_DEFINE): Add TARGET_SYSTEM_ROOT_RELOCATABLE
4771 if the sysroot is under $exec_prefix.
4772 * configure: Regenerated.
4773 * cppdefault.h: Use native include paths if TARGET_SYSTEM_ROOT is
4775 (struct default_include): Add add_sysroot field.
4776 (cpp_SYSROOT): Declare.
4777 * cppdefault.c (cpp_include_defaults): Fill in add_sysroot
4779 (cpp_SYSROOT): New variable.
4780 * cppinit.c (cpp_create_reader): Initialize
4781 CPP_OPTION (pfile, sysroot).
4782 (init_standard_includes): Handle add_sysroot. Do not
4783 add unrelocated copies of relocated directories.
4784 (COMMAND_LINE_OPTIONS): Add -isysroot.
4785 (cpp_handle_option): Handle -isysroot.
4786 * cpplib.h (struct cpp_options): Add sysroot member.
4787 * gcc.c (The Specs Language): Update description of %I.
4788 (target_system_root_changed): New variable.
4789 (process_command): Conditionalize make_relative_prefix call
4790 on !VMS and TARGET_SYSTEM_ROOT_RELOCATABLE. Set
4791 target_system_root_changed.
4792 (do_spec_1): Add -isysroot to %I.
4793 * doc/invoke.texi (Spec Files): Update description of %I.
4794 * doc/install.texi (--with-sysroot): Update comment about
4797 2003-02-13 Kazu Hirata <kazu@cs.umass.edu>
4799 * config/h8300/h8300.md (a peephole2): New.
4801 2003-02-13 Robert Lipe <robertlipe@usa.net>
4802 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4804 * doc/install.texi (Specific): Update three SCO-related URLs.
4806 2003-02-13 Andreas Schwab <schwab@suse.de>
4808 * cgraph.c (SET_NPREDECESORS): Add intermediate cast to size_t.
4809 Parenthesize properly.
4810 (NPREDECESORS): Parenthesize properly.
4812 2003-02-13 Gabriel Dos Reis <gdr@integrable-solutions.net>
4814 * timevar.h (POP_TIMEVAR_AND_RETURN): New macro.
4816 2003-02-12 Roger Sayle <roger@eyesopen.com>
4818 * config/i386/i386.md (UNSPEC_FPATAN): New UNSPEC constant.
4819 (atan2sf3, atan2df3, atan2xf3, atan2tf3): New patterns.
4821 * reg-stack.c (subst_stack_regs_pat): Add support for binary
4822 UNSPEC instructions (e.g. "fpatan").
4824 2003-02-12 Mike Stump <mrs@apple.com>
4826 * varray.c (element_size): Remove.
4829 (varray_init): Use new interface.
4830 (varray_grow): Use new interface.
4831 (varray_clear): Use new interface.
4833 2003-02-12 Aldy Hernandez <aldyh@redhat.com>
4835 * config/rs6000/spe.h: Add casts to the arguments of the following
4836 macros: evfsabs, evfsnabs, evfsneg, evfsadd, evfssub, evfsmul,
4837 evfsdiv, evfscfui, evfscfsi evfscfuf evfscfsf, evfsctui, evfsctsi,
4838 evfsctuf, evfsctsf, evfsctuiz, evfsctsiz, __ev_get_upper*,
4839 __ev_get_lower*, __ev_get_u32, __ev_get_s32, __ev_get_fs,
4840 __ev_get_u16, __ev_get_s16.
4842 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
4844 * config/h8300/h8300.md (a peephole2): New.
4846 2003-02-12 Jan Hubicka <jh@suse.cz>
4848 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-unit-at-a-time
4849 (OBJS): Add callgraph.o
4851 * c-decl.c (expand_body_1): Break out from ...
4852 (expand_body): This one; change calling convention
4853 (finish_function): Move some of expand_body logic here.
4854 (c_expand_deferred_function): Update call of expand_body
4855 (c_expand_stmt): Use c_expand_body_1.
4856 * c-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define.
4857 * c-objc-commin.c (c_objc_common_finish_file): Use callgraph code.
4858 * c-tree.h (c_expand_body): Declare.
4859 * callgraph.c: New file.
4860 * flags.h (flag_unit_at_a_time): Declare.
4861 * langhooks.h (LANG_HOOKS_CALLGRAPH_LOWER_FUNCTION,
4862 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION,
4863 LANG_HOOKS_CALLGRAPH_INITIALIZER): New macros.
4864 * langhooks.h (struct lang_hooks_for_callgraph): New.
4865 (struct lang_hooks): Add callgraph field.
4866 * toplev.c (flag_unit_at_a_time): New.
4867 (lang_independent_options): Add flag_unit_at_a_time.
4868 (process_options): Disable unit-at-a-time mode for frontends not
4869 supporting callgraph.
4870 * tree-inline.c (typedef struct inline_data): Add "decl"
4871 (expand_call_inline): Update callgraph.
4872 (optimize_inline_calls): Set id.decl.
4873 * tree.h (cgraph_finalize_function, cgraph_finalize_compilation_unit,
4874 cgraph_create_edges, dump_cgraph, cgraph_optimize, cgraph_remove_call
4875 cgraph_calls_p): Declare.
4876 * invoke.texi (-funit-at-a-time): Document
4878 2003-02-12 Aldy Hernandez <aldyh@redhat.com>
4880 * config/rs6000/spe.h: Fix misc formatting.
4881 (__ev_create_ufix32_fs): Cast ev argument.
4882 (__ev_create_sfix32_fs): Same.
4883 (__ev_get_sfix32_fs_internal): Cast arguments to builtins.
4884 (__ev_get_ufix32_fs_internal): Same.
4886 2003-02-12 Ranjit Mathew <rmathew@hotmail.com>
4888 * doc/tm.texi (MODIFY_JNI_METHOD_CALL): Document.
4889 * config/i386/cygwin.h (MODIFY_JNI_METHOD_CALL): New macro.
4891 2003-02-12 Zack Weinberg <zack@codesourcery.com>
4893 * cpplib.c (do_include_common): Move warnings for
4894 #include_next and #import out to callers. Use early-return
4895 instead of nested ifs. Don't do check_eol here.
4896 (parse_include): Do check_eol here with the rest of the
4898 (do_include_next, do_import): Now handle warnings.
4900 2003-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4902 * doc/install.texi (Specific): Update AVR- and Darwin-related URLs.
4904 2003-02-12 Jan Hubicka <jh@suse.cz>
4906 * predict.c (estimate_probability): Fix roundoff error.
4908 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
4910 * config/h8300/h8300.md (a peephole2): Don't handle 65535.
4911 (two peephole2): New.
4913 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
4915 * config/h8300/h8300.md (several peephole2): Replace
4916 find_regno_note with peep2_reg_dead_p.
4918 2003-02-11 Richard Henderson <rth@redhat.com>
4920 * gcse.c (lookup_set): Remove unused argument PAT. Update
4923 2003-02-11 Geoffrey Keating <geoffk@apple.com>
4925 * diagnostic.c (real_abort): New.
4926 (diagnostic_report_diagnostic): Call real_abort on error.
4927 * diagnostic.h (diagnostic_abort_on_error): New.
4928 (struct diagnostic_context): Add abort_on_error field.
4929 * toplev.c (setup_core_dumping): New.
4930 (decode_d_option): Handle 'H' case.
4931 * doc/invoke.texi (Debugging Options): Document -dH.
4933 2003-02-11 Nathanael Nerode <neroden@gcc.gnu.org>
4935 * Makefile.in: Remove pointless setting of CXXFLAGS for dejagnu
4936 which refers to obsolete directories.
4938 2003-02-11 Richard Henderson <rth@redhat.com>
4940 * config/alpha/linux.h (TARGET_C99_FUNCTIONS): New.
4942 2002-10-21 Jan Hubicka <jh@suse.cz>
4944 * i386.c (contains_128bit_aligned_vector_p): New function.
4945 (ix86_function_arg_boundary): Properly align vector modes.
4947 2003-02-11 Bob Wilson <bob.wilson@acm.org>
4949 * config/xtensa/xtensa.md (set_frame_ptr): Change rtl to set reg a7.
4950 * config/xtensa/xtensa.c (xtensa_reorg): Search for UNSPECV_SET_FP
4953 2003-02-11 Roger Sayle <roger@eyesopen.com>
4955 * builtins.c: Fix failure caused by commiting wrong patch.
4957 2003-02-11 Dale Johannesen <dalej@apple.com>
4958 * ra-build.c (compare_and_free_webs): Relax checking.
4959 * config/rs6000/darwin.h (HOT_TEXT_SECTION_NAME): Define.
4960 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
4962 2003-02-11 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
4964 PR optimization/9651
4965 * rtlanal.c (may_trap_p): Handle FIX.
4967 2003-02-11 Dave Jones <davej@codemonkey.org.uk>
4969 * config/i386/i386.c (override_options): Define c3-2 as a 686 with SSE.
4970 * doc/invoke.texi: Extra alias.
4972 2003-02-11 Geoffrey Keating <geoffk@apple.com>
4974 * config/rs6000/host-darwin.c: Fix comment.
4976 2003-02-11 David Edelsohn <edelsohn@gnu.org>
4978 * config/rs6000/rs6000.md (divmodsi4): Use register_operand
4979 predicate for mod result.
4981 2003-02-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4983 * inclhack.def (hpux_long_double, hpux10_ctype_declarations1,
4984 hpux10_ctype_declarations2, hpux_ctype_macros): New hacks.
4985 * fixincl.x: Rebuilt.
4986 * tests/base/stdlib.h: Update.
4987 * tests/base/ctype.h: New file.
4989 2003-02-11 Jan Hubicka <jh@suse.cz>
4991 * emit-rtl.c (emit_copy_of_insn_after): Copy insn recog cache too.
4993 2003-02-11 Richard Henderson <rth@redhat.com>
4995 * config/i386/i386.c (ix86_expand_movstr): Fail if esi or edi
4996 appropriated as globals.
4997 (ix86_expand_clrstr): Similarly.
4998 * config/i386/i386.md (cmpstrsi): Similarly.
5000 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
5002 * config/h8300/h8300.md (a peephole2): Add a case of 255.
5004 2003-02-11 Roger Sayle <roger@eyesopen.com>
5006 * optabs.h (enum optab_index): Add new OTI_pow and OTI_atan2.
5007 (pow_optab, atan2_optab): Define corresponding macros.
5008 * optabs.c (init_optabs): Initialize pow_optab and atan2_optab.
5009 * genopinit.c (optabs): Implement pow_optab and atan2_optab
5010 using pow?f3 and atan2?f3 patterns.
5011 * builtins.c (expand_errno_check): New function to update errno
5012 if necessary, split out from expand_builtin_mathfn.
5013 (expand_builtin_mathfn): Use expand_errno_check.
5014 (expand_builtin_mathfn_2): New function to handle expanding binary
5015 math functions, reusing the code in expand_errno_check.
5016 (expand_builtin): Handle the pow and atan2 math built-ins,
5017 BUILT_IN_{POW,POWF,POWL,ATAN2,ATAN2F,ATAN2L} via the new function
5018 expand_builtin_mathfn_2.
5020 * doc/md.texi: Document new pow?f3 and atan2?f3 patterns.
5022 2003-02-11 Jan Hubicka <jh@suse.cz>
5024 * combine.c (combine_simplify_rtx): Fix folding of
5025 nested float_truncates.
5027 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
5029 * config/h8300/h8300.md (a peephole2): Fix a typo.
5031 2003-02-11 Richard Earnshaw <rearnsha@arm.com>
5033 * arm.mc (return_address_mask): Use CC_REGNUM for the condition code
5036 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
5038 * config/h8300/h8300-protos.h: Add a prototype for
5040 * config/h8300/h8300.c (gtuleu_operator): New.
5041 * config/h8300/h8300.h (PREDICATE_CODES): Add gtuleu_operator.
5042 * config/h8300/h8300.md (a peephole2): New.
5044 2003-02-11 Jan Hubicka <jh@suse.cz>
5046 * sched-ebb.c (schedule_ebbs): Do not verify_flow_info.
5048 2003-02-11 Jan Hubicka <jh@suse.cz>
5050 * predict.c (choose_function_section): Choose sections correctly.
5052 2003-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5054 * reload1.c (first_label_num): New.
5055 (reload): Index offsets_known_at and offsets_at using difference of
5056 label number and first label number. Don't use offset pointers.
5057 (set_label_offsets, set_initial_label_offsets): Likewise.
5059 2003-02-10 Roger Sayle <roger@eyesopen.com>
5061 * mips-tfile.c (init_file): Add missing initializers in the
5062 "#ifdef __alpha" case.
5063 (file_offset, max_file_offset): Declare as unsigned long.
5064 (write_varray): Cast to "unsigned long" in comparisons against
5065 either file_offset or max_file_offset.
5066 (write_object): Likewise.
5067 (read_seek): Likewise.
5068 (copy_object): Likewise. Declare "ifd" as int to match its use
5069 in add_ext_symbol, and avoid signed/unsigned conditional warning.
5071 2003-02-10 Nick Clifton <nickc@redhat.com>
5072 Aldy Hernandez <aldyh@redhat.com>
5074 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Do not
5075 override options which have been specified on the command line.
5077 2003-02-10 Kazu Hirata <kazu@cs.umass.edu>
5079 * config/h8300/h8300.md (abssf2): New.
5080 (*abssf2_h8300): Likewise.
5081 (*abssf2_h8300hs): Likewise.
5083 2003-02-10 Phil Edwards <pme@gcc.gnu.org>
5085 * tree.c (build_tree_list): Fix parameter names in comment.
5087 2003-02-10 Janis Johnson <janis187@us.ibm.com>
5089 * config/rs6000/ppc64-fp.c: New file.
5090 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
5092 2003-02-10 Josef Zlomek <zlomekj@suse.cz>
5094 * Makefile.in (bb-reorder.o): Add dependency on $(FIBHEAP_H).
5095 * bb-reorder.c (make_reorder_chain): Deleted.
5096 (make_reorder_chain_1): Deleted.
5097 (find_traces): New function.
5098 (rotate_loop): New function.
5099 (mark_bb_visited): New function.
5100 (find_traces_1_round): New function.
5101 (copy_bb): New function.
5102 (bb_to_key): New function.
5103 (better_edge_p): New function.
5104 (connect_traces): New function.
5105 (copy_bb_p): New function.
5106 (get_uncond_jump_length): New function.
5107 (reorder_basic_blocks): Use new functions (Software Trace Cache).
5108 * cfgcleanup.c (outgoing_edges_match): Enable crossjumping across loop
5111 2003-02-10 Aldy Hernandez <aldyh@redhat.com>
5113 * config/rs6000/rs6000.c (bdesc_2arg): Change spe_evxor to xorv2si3.
5115 2003-02-09 Dan Nicolaescu <dann@ics.uci.edu>
5117 * tree.h (struct tree_decl): Remove unused live_range_rtl field.
5118 (DECL_LIVE_RANGE_RTL): Remove.
5120 2003-02-10 Nick Clifton <nickc@redhat.com>
5122 * config/arm/aof.h, config/arm/aout.h, config/arm/arm-modes.def,
5123 config/arm/arm-protos.h, config/arm/arm.c, config/arm/arm.h,
5124 config/arm/arm.md, config/arm/cirrus.md, config/arm/coff.h,
5125 config/arm/conix-elf.h, config/arm/ecos-elf.h, config/arm/elf.h,
5126 config/arm/freebsd.h, config/arm/linux-elf.h,
5127 config/arm/linux-gas.h, config/arm/netbsd-elf.h,
5128 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
5129 config/arm/rtems-elf.h, config/arm/semi.h, config/arm/semiaof.h,
5130 config/arm/strongarm-coff.h, config/arm/strongarm-elf.h,
5131 config/arm/strongarm-pe.h, config/arm/uclinux-elf.h,
5132 config/arm/unknown-elf-oabi.h, config/arm/unknown-elf.h,
5133 config/arm/xscale-elf.h: Replace occurances of "GNU CC" with "GCC"
5134 and reformat as appropriate.
5136 2003-02-10 Kazu Hirata <kazu@cs.umass.edu>
5138 * config/h8300/clzsi2.c: Remove.
5139 * config/h8300/ctzsi2.c: Likewise.
5140 * config/h8300/paritysi2.c: Likewise.
5141 * config/h8300/popcountsi2.c: Likewise.
5142 * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Remove clzsi2,
5143 ctzsi2, paritysi2, and popcountsi2.
5145 2003-02-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5146 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
5149 * c-decl.c (duplicate_decls): Discard the initializer of the
5150 new decl when the types are conflicting.
5152 2003-02-10 Josef Zlomek <zlomekj@suse.cz>
5154 * Makefile.in (sreal.o): Added.
5155 (predict.o): Depends on sreal.h instead of real.h.
5156 * sreal.c: New file.
5157 * sreal.h: New file.
5158 * predict.c: Use sreal.c instead of real.c.
5160 2003-02-10 Nick Clifton <nickc@redhat.com>
5162 * Contributed support for the Cirrus EP9312 "Maverick"
5163 floating point co-processor. Written by Aldy Hernandez
5165 (config/arm/arm.c): Add Cirrus support.
5166 (config/arm/arm.h): Likewise.
5167 (config/arm/aout.h): Likewise.
5168 (config/arm/arm.md): Likewise.
5169 (config/arm/arm-protos.h): Likewise.
5170 (config.gcc): Likewise.
5171 (doc/invoke.texi): Describe new -mcpu value and new
5172 -mcirrus-fix-invalid-insns switch,
5173 (cirrus.md): New file.
5175 2003-02-10 Jan Hubicka <jh@suse.cz>
5177 * combine.c (combine_simplify_rtx): Simplify using
5178 (float_truncate (float x)) is (float x)
5179 (float_extend (float_extend x)) is (float_extend x).
5181 2003-02-10 Alan Modra <amodra@bigpond.net.au>
5183 * calls.c (try_to_integrate): Tidy stack_usage_map access.
5184 (emit_library_call_value_1): Likewise. Formatting.
5185 (store_one_arg): Likewise.
5187 2003-02-09 Nick Clifton <nickc@redhat.com>
5188 Aldy Hernandez <aldyh@redhat.com>
5190 * config/rs6000/spe.md: spe_evlhhesplat, spe_evlhhossplat,
5191 spe_evlhhousplat, spe_evlwhsplat, spe_evlwwsplat, spe_evldd,
5192 spe_evldh, spe_evldw, spe_evlwhe, spe_evlwhos, spe_evlwhou,
5193 spe_evstdd, spe_evstdh, spe_evstdw, spe_evstdwx, spe_evstwhe,
5194 spe_evstwho, spe_evstwwe, spe_evstwwo: Fix syntax to match newest
5195 docs. Add range test for immediate value.
5197 2003-02-09 Aldy Hernandez <aldyh@redhat.com>
5199 Rename spe_evxor to xorv2si3.
5203 2003-02-10 Glen Nakamura <glen@imodulo.com>
5205 * doc/extend.texi (C++98 Thread-Local Edits): Add missing @item
5208 2003-02-10 Jan Hubicka <jh@suse.cz>
5210 * i386.c (vector_move_operand): New predicate.
5211 (ix86_expand_vector_move): Be happy about 0.
5212 * i386.h (PREDICATE_CODES): Add sse-move_operand.
5213 * i386.md (mov*_internal): Add 'C' alternative.
5215 2003-02-09 Jan Hubicka <jh@suse.cz>
5217 * i386.md (floathi*): Deal with SSE.
5219 2003-02-09 Jan Hubicka <jh@suse.cz>
5221 * simplify-rtx.c (simplify_unary_operation,
5222 simplify_binary_operation): Deal with vector modes
5223 (simplify_ternary_operation): Deal with no-op VEC_MERGE.
5225 2003-02-09 Richard Sandiford <rsandifo@redhat.com>
5227 * toplev.c (rest_of_compilation): Recompute register usage after
5230 2003-02-09 Richard Henderson <rth@redhat.com>
5232 * libgcc-std.ver (__clztf2): New.
5233 (__ctztf2, __popcounttf2, __paritytf2): New.
5234 * libgcc2.c (__clzSI2, __clzDI2, __ctzSI2, __ctzDI2, __popcountSI2,
5235 __popcountDI2, __paritySI2, __parityDI2): Use UWmode and UDWmode;
5236 adjust code to match the different type sizes.
5237 * libgcc2.h (__clzSI2, __ctzSI2, __popcountSI2, __paritySI2,
5238 __clzDI2, __ctzDI2, __popcountDI2, __parityDI2): New macros.
5240 * optabs.c (init_integral_libfuncs): Don't hard-code SImode and
5241 TImode; select word_mode and twice that.
5242 (init_floating_libfuncs): Don't hard-code SFmode and TFmode;
5243 select the modes from float, double, and long double.
5244 (init_optabs): Remove duplicate initializations.
5246 2003-02-09 Wolfgang Bangerth <bangerth@ticam.utexas.edu>
5248 * doc/install.texi: Squeeze and streamline section on
5249 testing and regression checking.
5251 2003-02-09 Jan Hubicka <jh@suse.cz>
5253 * i386.md (ahi?v*3): Set third operand type to TImode.
5254 * i386.c (ix86_expand_binop_builtin): Extend operand when needed.
5256 * simplify-rtx.c (simplify_subreg): Fix conversion from vector into
5259 * rtl.def (VEC_MERGE, VEC_SELECT, VEC_CONCAT, VEC_DUPLICATE):
5260 Change code so they are arithmetic expressions now.
5261 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
5262 simplify_ternary_operation): Deal with VEC_* expressions.
5264 * i386.md (vmaskcmp, pinsrw, movd patterns): Fix RTL representation.
5266 2003-02-08 Jan Hubicka <jh@suse.cz>
5268 * cfgrtl.c (verify_flow_info): Use control_flow_insn_p.
5269 * reload1.c (fixup_abnormal_edges): Split basic blocks when EH edges
5270 possibly got duplicated.
5272 2003-02-08 Richard Henderson <rth@redhat.com>
5274 * config/alpha/alpha.c (override_options): Turn off explicit
5275 relocs until post-peep2 code duplication resolved.
5277 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
5279 * optabs.c (expand_unop): Widen clz properly when clz is done
5282 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
5284 * config/h8300/clzsi2.c: Replace "GNU CC" with "GCC".
5285 * config/h8300/crti.asm: Likewise.
5286 * config/h8300/crtn.asm: Likewise.
5287 * config/h8300/ctzsi2.c: Likewise.
5288 * config/h8300/fixunssfsi.c: Likewise.
5289 * config/h8300/h8300-protos.h: Likewise.
5290 * config/h8300/h8300.c: Likewise.
5291 * config/h8300/h8300.h: Likewise.
5292 * config/h8300/h8300.md: Likewise.
5293 * config/h8300/paritysi2.c: Likewise.
5294 * config/h8300/popcountsi2.c: Likewise.
5295 * config/h8300/rtems.h: Likewise.
5297 2003-02-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5299 * doc/invoke.texi: Documentation for my previous commit.
5300 * doc/passes.texi: Ditto.
5302 2003-02-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5304 * cfgloop.h (fix_loop_placement, can_duplicate_loop_p,
5305 duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
5307 (DLTHE_FLAG_UPDATE_FREQ): New.
5308 * cfgloopmanip.c (duplicate_loop, duplicate_subloops, copy_loops_to,
5309 loop_redirect_edge, loop_delete_branch_edge, copy_bbs, remove_bbs,
5310 rpe_enum_p, find_branch, alp_enum_p, add_loop, fix_loop_placements,
5311 fix_bb_placement, fix_bb_placements, place_new_loop,
5312 scale_loop_frequencies, scale_bbs_frequencies, record_exit_edges):
5313 New static functions.
5314 (fix_loop_placement, can_duplicate_loop_p,
5315 duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
5318 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize,
5319 unswitch_loops): Declare.
5320 * loop-init.c: New file.
5321 * loop-unswitch.c: New file.
5322 * Makefile.in (loop-init.o, loop-unswitch.o): New.
5323 * params.def (PARAM_MAX_UNSWITCH_INSNS, PARAM_MAX_UNSWITCH_LEVEL): New.
5324 * toplev.c (DFI_loop2): New dump.
5325 (flag_unswitch_loops): New.
5326 (lang_independent_options): Add it.
5327 (rest_of_compilation): Call new loop optimizer.
5328 (parse_options_and_default_flags): Turn flag_unswitch_loops on with -O3.
5330 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
5332 * config/h8300/clzsi2.c: New.
5333 * config/h8300/ctzsi2.c: Likewise.
5334 * config/h8300/paritysi2.c: Likewise.
5335 * config/h8300/popcountsi2.c: Likewise.
5336 * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Add above files.
5338 2003-02-07 David Edelsohn <edelsohn@gnu.org>
5340 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5341 * config/rs6000/rs6000.md (clzsi2): Rename from cntlzw2.
5342 (ctzsi2): New pattern.
5343 (ffssi2): Use clz instead of unspec.
5344 (clzdi2): Rename from cntlzd2.
5345 (ctzdi2): New pattern.
5346 (ffsdi2): Use clz instead of unspec.
5348 2003-02-07 Loren James Rittle <ljrittle@acm.org>
5350 * config/alpha/freebsd.h (LINK_SPEC): Weaken error to notice.
5351 * config/ia64/freebsd.h (LINK_SPEC): Likewise.
5352 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
5353 * config/i386/freebsd.h (LINK_SPEC): Add clause to mirror other arches.
5355 2003-02-07 Wolfgang Bangerth <bangerth@ticam.utexas.edu>
5357 * doc/trouble.texi: Document pitfalls of two-stage name lookup.
5359 2003-02-07 Richard Henderson <rth@redhat.com>
5362 * gcse.c (local_cprop_find_used_regs): New.
5363 (local_cprop_pass): Use it.
5365 2003-02-07 Fred Fish <fnf@intrinsity.com>
5367 * mips-tfile.c (parse_def): Parenthesize assignments to fix
5370 2003-02-07 Segher Boessenkool <segher@koffie.nl>
5372 * genoutput.c (output_get_insn_name): Handle NOOP_MOVE_INSN_CODE.
5374 2003-02-07 Roger Sayle <roger@eyesopen.com>
5376 * builtin-types.def (BT_FN_FLOAT_FLOAT_FLOAT): New built-in type.
5377 (BT_FN_LONG_DOUBLE_LONG_DOUBLE_LONG_DOUBLE): Likewise.
5378 (BT_FN_DOUBLE_DOUBLE_DOUBLE): Likewise.
5379 * builtins.def: Define pow, powf, powl, atan2, atan2f and atan2l
5380 builtin functions (and their __builtin_* variants).
5381 * builtins.c (mathfn_built_in): Handle missing log{,f,l} cases.
5382 (expand_builtin): Don't expand log{,f,l}, pow{,f,l} or atan2{,f,l}
5383 when not optimizing.
5385 * doc/extend.texi: Document new pow and atan2 builtins, and
5386 their float and long double variants. Realphabetize builtins.
5388 2003-02-07 Jan Hubicka <jh@suse.cz>
5390 * i386.md (sse2_nandv2di3): Fix.
5392 2003-03-07 Danny Smith <dannysmith@users.sourceforge.net>
5394 * config/i386/i386.h (MS_AGGREGATE_RETURN): New define.
5395 * config/i386/cygwin.h (MS_AGGREGATE_RETURN): Override default
5397 * config/i386/i386.h (ix86_return_in_memory): Return aggregate
5398 types of up to 8 bytes via registers if MS_AGGREGATE_RETURN.
5400 2003-02-07 Jan Hubicka <jh@suse.cz>
5402 * i386.md (movdi_rex64_1): Fix mmx<->int move opcode.
5404 2003-02-07 Daniel Berlin <dberlin@dberlin.org>
5406 * cfg.c (dump_flow_info): Add back accidently deleted line.
5408 2003-02-07 Andrey Petrov <petrov@netbsd.org>
5410 * optabs.c (expand_float): Search wider integer modes first.
5412 2003-02-07 Bob Wilson <bob.wilson@acm.org>
5414 * config/xtensa/xtensa.h (LIBGCC2_WORDS_BIG_ENDIAN): Set this
5415 based on preprocessor flag.
5417 2003-02-07 Roger Sayle <roger@eyesopen.com>
5418 Richard Henderson <rth@redhat.com>
5420 * gcse.c (implicit_sets): New.
5421 (compute_hash_table_work): Include them in hash table.
5422 (find_implicit_sets, fis_get_condition): New.
5423 (one_cprop_pass): Allocate and free implicit_sets; call
5424 find_implicit_sets before building hash table.
5426 2003-02-07 Jason Thorpe <thorpej@wasabisystems.com>
5428 * config/t-netbsd (USER_H): Revert previous change.
5430 2003-02-07 Gabor Greif <ggreif@lucent.com>
5432 * doc/c-tree.texi (Namespaces): Fix typo.
5434 2003-02-07 Jan Hubicka <jh@suse.cz>
5436 * regrename.c (do_replace, find_oldest_value_reg,
5437 copyprop_hardreg_forward_1): Update register attributes.
5439 2003-02-06 Vladimir Makarov <vmakarov@redhat.com>
5441 * genautomata.c (VLA_PTR_CREATE, VLA_PTR_EXPAND, VLA_PTR_ADD,
5442 VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD): Use temporay
5443 variables starting with underscore.
5444 (struct unit_usage): New structure.
5445 (unit_usages, cycle_alt_unit_usages): New global variables.
5446 (check_unit_distribution_in_reserv): Remove it.
5447 (store_alt_unit_usage): New function.
5448 (check_regexp_units_distribution): Rewrite it.
5450 2003-02-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5452 * config.gcc (hppa*-*-linux*): Set MASK_NO_SPACE_REGS in
5454 * pa.c (attr_length_call): Add 8 to call length (long indirect PA 1.X)
5455 if not MASK_NO_SPACE_REGS.
5456 (output_call): Adjust return pointer, don't load new space register
5457 into %sr0, and use %sr4 for call if TARGET_NO_SPACE_REGS is true.
5458 (pa_asm_output_mi_thunk): Don't load new space register into %sr0 if
5459 TARGET_NO_SPACE_REGS is true.
5460 * pa.md (return_external_pic): Add TARGET_NO_SPACE_REGS to insn
5462 (epilogue): Always use return_internal if TARGET_NO_SPACE_REGS is true.
5463 (interspace_jump): Add new pattern for when TARGET_NO_SPACE_REGS is
5464 true. Use bve when TARGET_64BIT is true.
5466 2003-02-06 Richard Henderson <rth@redhat.com>
5468 * combine.c (nonzero_bits): Fix double break.
5470 2003-02-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5471 Richard Henderson <rth@redhat.com>
5474 * config/i386/i386.c (ix86_function_ok_for_sibcall): Forbid sibcalls
5475 from functions that return a float to functions that don't.
5477 2003-02-06 Jan Hubicka <jh@suse.cz>
5479 * i386.c (x86_inter_unit_moves): New variable.
5480 (ix86_secondary_memory_needed): Fix 64bit case, honor
5481 TARGET_INTER_UNIT_MOVES
5482 * i386.h (x86_inter_unit_moves): Declare.
5483 (TARGET_INTER_UNIT_MOVES): New macro.
5484 * i386.md (movsi_1): Cleanup constraints; disable
5485 when not doing inter-unit moves.
5486 (movsi_1_nointernunit): New.
5487 (movdi_1_rex64): Fix constraints; deal with SSE->GPR moves.
5488 (movdi_1_rex64_nointerunit): New.
5489 (mivsf_1): disable when not doing inter-unit moves.
5490 (movsf_1_nointerunit): New.
5492 * basic-block.h (inside_basic_block_p): Declare.
5493 * cfgbuild.c (inside_basic_block_p): Make global.
5494 * haifa-sched.c (unlink_other_notes0: Deal with NOT_INSN_BASIC_BLOCK.
5495 * scheudle-ebb.c (schedule_ebb): Return last basic block of trace;
5497 (fix_basic_block_boundaries, add_missing_bbs): New.
5498 (rank): Use profile.
5499 (scheudle_ebbs): Rely on CFG; update coments.
5501 2003-02-05 Geoffrey Keating <geoffk@apple.com>
5503 * Makefile.in (host_hook_obj): New.
5504 (OBJS): Add $(host_hook_obj).
5505 (host_default.o): New rule.
5506 * config.gcc (host_hook_obj): New, default to host-default.o.
5507 (powerpc-*-darwin*): Use host-darwin.o.
5508 (out_host_hook_obj): New.
5509 * configure: Regenerate.
5510 * configure.in: Print information about out_host_hook_obj, substitute
5512 * host-default.c: New file.
5513 * hosthooks.h: New file.
5514 * toplev.c (general_init): Call host_hooks.extra_signals.
5515 * config/rs6000/host-darwin.c: New file.
5516 * config/rs6000/x-darwin: New file.
5517 * doc/hostconfig.texi: Add documentation for new host hook.
5518 Rearrange existing documentation.
5520 2003-02-05 Roger Sayle <roger@eyesopen.com>
5522 * dwarf2out.c (mem_loc_descriptor): Replace ASM_SIMPLIFY_DWARF_ADDR
5523 with *targetm.delegitimize_address.
5524 (rtl_for_decl_location): Likewise.
5525 * dwarfout.c (output_mem_loc_descriptor): Likewise. Include target.h.
5526 * Makefile.in (dwarf2out.c, dwarfout.c): Depend upon $(TARGET_H)
5528 * config/i386/i386.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition.
5529 * config/i386/i386-protos.h (i386_simplify_dwarf_addr): Remove
5531 * config/i386/i386.c (ix86_delegitimize_address): Renamed from
5532 i386_simplify_dwarf_addr. Made static. Prototyped.
5533 (TARGET_DELEGITIMIZE_ADDRESS): Update definition from
5534 i386_simplify_dwarf_addr to ix86_delegitimize_address.
5535 (ix86_find_base_term): Likewise.
5536 (maybe_get_pool_constant): Likewise.
5538 * config/s390/s390.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition.
5539 * config/s390/s390-protos.h (s390_simplify_dwarf_addr): Remove
5541 * config/s390/s390.c (s390_delegitimize_address): Renamed from
5542 s390_simplify_dwarf_addr. Made static. Prototyped.
5543 (TARGET_DELEGITIMIZE_ADDRESS): Define as s390_delegitimize_address.
5545 2003-02-05 Richard Henderson <rth@redhat.com>
5548 * integrate.c (output_inline_function): Reset input_filename
5549 and lineno from the decl before rest_of_compilation.
5551 2003-02-05 Richard Henderson <rth@redhat.com>
5553 * defaults.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
5554 (CTZ_DEFINED_VALUE_AT_ZERO): New.
5555 * doc/rtl.texi, doc/tm.texi: Document them.
5557 * combine.c (nonzero_bits) [CLZ, CTZ]: Handle the definedness
5558 of the value at zero properly.
5559 * fold-const.c (tree_expr_nonnegative_p): Likewise.
5560 * simplify-rtx.c (simplify_unary_operation): Likewise.
5562 * config/alpha/alpha.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
5563 (CTZ_DEFINED_VALUE_AT_ZERO): New.
5565 * config/arm/arm.c (TARGET_INIT_BUILTINS): Remove.
5566 (TARGET_EXPAND_BUILTIN): Remove.
5567 (def_builtin, arm_init_builtins, arm_expand_builtin): Remove.
5568 * config/arm/arm.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
5569 (enum arm_builtins): Remove.
5570 * config/arm/arm.md (UNSPEC_CLZ): Remove.
5571 (clzsi2): Rename from clz; use clz instead of unspec.
5573 * config/arm/arm-protos.h: Update.
5575 2003-02-05 Jan Hubicka <jh@suse.cz>
5577 * i386-protos.h (x86_emit_floatuns): Declare.
5578 * i386.c (x86_emit_floatuns): New global function.
5579 * i386.md (floatunssisf2, floatunsdisf2,
5580 floatunsdidf2): New patterns.
5582 2003-01-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5584 * cfgloopmanip.c (force_single_succ_latches): Fix missindentation.
5586 2003-02-05 Hans Boehm <Hans.Boehm@hp.com>
5588 * config/ia64/unwind-ia64.c: include coretypes.h, tm.h to get
5591 2003-02-05 Roger Sayle <roger@eyesopen.com>
5593 * cfgloop.h (flow_bb_inside_loop_p): Correct prototype again.
5595 2003-02-05 Jakub Jelinek <jakub@redhat.com>
5597 PR optimization/8555
5598 * config/i386/i386.md (sse_mov?fcc split): Handle op2 == op3 case
5599 instead of aborting.
5601 2003-02-04 Richard Henderson <rth@redhat.com>
5603 * config/i386/i386.md (UNSPEC_BSF): Remove.
5604 (ffssi2): Split into cmove and no_cmove insns and splitters;
5605 lose pentium float trick for now.
5606 (ffssi_1): Add * to name; use CTZ instead of UNSPEC.
5607 (ctzsi2, clzsi2, bsr): New.
5609 2003-02-04 Richard Henderson <rth@redhat.com>
5611 * config/ia64/ia64.c (rtx_needs_barrier): Handle POPCOUNT,
5612 UNSPEC_GETF_EXP; remove UNSPEC_POPCNT.
5613 * config/ia64/ia64.md (UNSPEC_POPCNT): Remove.
5614 (ffsdi2): Use popcount instead of unspec.
5615 (popcountdi2): Rename from *popcnt.
5616 (ctzdi2, clzdi2, getf_exp_tf): New.
5618 2003-02-04 Kazu Hirata <kazu@cs.umass.edu>
5620 * genconfig.c (main): Generate CC0_P.
5621 * rtl.h (CC0_P): Remove.
5623 2003-02-04 Richard Henderson <rth@redhat.com>
5625 * libgcc2.h, libgcc2.c (__ffsSI2): New.
5626 (__ffsDI2): Rename from __ffsdi2.
5627 * mklibgcc.in (lib2funcs): Add _ffssi2.
5629 2003-02-04 Richard Henderson <rth@redhat.com>
5631 * libgcc2.c (__paritysi2, __paritydi2): Replace last two reduction
5632 rounds with a "bit table" lookup.
5634 2003-02-04 Ulrich Weigand <uweigand@de.ibm.com>
5636 * reload.c (find_reloads): Do not use the mode specified in the insn
5637 pattern as reload mode for address operands. Do not generate optional
5638 reloads for operands where a mandatory reload was already pushed.
5640 2003-02-04 Richard Henderson <rth@redhat.com>
5642 * longlong.h [alpha] (count_leading_zeros, count_trailing_zeros): Use
5643 builtins instead of inline assembly.
5645 2003-02-04 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
5648 * libgcc2.c (__subvdi3): Fix typo.
5650 2003-02-04 Jan Hubicka <jh@suse.cz>
5652 * i386.md (movti_rex64): Fix constraint.
5654 2003-02-04 Jan Hubicka <jh@suse.cz>
5656 * i386.md (vector push splitters): Fix typo in resolving conflict.
5658 2003-02-04 Rodney Brown <rbrown64@csc.com.au>
5660 * config/i386/i386.c (x86_function_profiler): Fix typo in format.
5662 2003-02-04 Phil Edwards <pme@gcc.gnu.org>
5664 * doc/install.texi (*-*-linux-gnu): Mention glibc requirements
5665 for recent libstdc++. Remove formatting cruft.
5667 2003-02-04 Jakub Jelinek <jakub@redhat.com>
5669 * dwarf2out.c (dwarf2out_finish): Add AT_comp_dir
5670 attribute even if input file name is absolute, but one of the
5671 includes is relative.
5673 2003-02-04 Joseph S. Myers <jsm@polyomino.org.uk>
5675 * doc/gcc.texi, doc/gccint.texi, doc/gcov.texi,
5676 doc/include/fdl.texi, doc/invoke.texi: Update to GFDL 1.2.
5677 * doc/install.texi: Update copyright dates. Update to GFDL 1.2.
5679 2003-02-03 Richard Henderson <rth@redhat.com>
5681 * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
5682 __popcountsi2, __popcountdi2, __paritysi2, __paritydi2): Change
5683 return type to "int". Shuffle declarations and undef int trap.
5684 * libgcc2.h: Remove their declarations.
5685 * optabs.c (expand_unop): Force outmode to int for bitops.
5687 2003-02-03 Bob Wilson <bob.wilson@acm.org>
5689 * config/xtensa/xtensa.c (order_regs_for_local_alloc): Order the
5690 coprocessor registers before floating-point registers.
5691 * config/xtensa/xtensa.h (REG_ALLOC_ORDER): Adjust register numbers
5692 to account for a previously removed register.
5693 (SPEC_REG_FIRST, SPEC_REG_LAST, SPEC_REG_NUM, COUNT_REGISTER_REGNUM):
5694 Delete unused macros.
5696 2003-02-03 Jan Hubicka <jh@suse.cz>
5698 * i386.c (ix86_expand_store_builtin): Always force op1 to register.
5699 (mov*_internal): Fix predicates; require one of operands to not be
5701 (SSE?MMX move expanders): Fix predicates; force one of operands to
5703 (SSE/MMX push patterns): Reorganize; fix x86-64 code generation.
5704 (movups/movupd/movdqu patterns): Force one of operands to not be
5707 2003-02-03 Roger Sayle <roger@eyesopen.com>
5709 * hooks.c (hook_rtx_rtx_identity): Generic hook function that
5710 takes a single rtx and returns it unmodified.
5711 * hooks.h (hook_rtx_rtx_identity): Prototype here.
5712 * target.h (struct gcc_target): Add "delegitimize_address"
5713 field to target structure.
5714 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Provide default
5715 for delegitimize_address target using hook_rtx_rtx_identity.
5716 (TARGET_INITIALIZER): Initialize delegitimize_address field
5717 using TARGET_DELEGITIMIZE_ADDRESS macro.
5718 * simplify-rtx.c (avoid_constant_pool_reference): Handle float
5719 extensions of constant pool references. Use delegitimize_address
5720 to undo the obfuscation of "-fpic".
5721 * Makefile.in (simplify-rtx.o): Add dependency on target.h.
5723 * config/i386/i386.c (TARGET_DELEGITIMIZE_ADDRESS): Define as
5724 i386_simplify_dwarf_addr.
5725 (ix86_find_base_term): Simplify using i386_simplify_dwarf_addr.
5726 (maybe_get_pool_constant): Likewise.
5728 2003-02-03 Jan Hubicka <jh@suse.cz>
5730 * i386.c (ix86_expand_int_movcc): Fix setcc sign bit case.
5732 2003-02-03 Jan Hubicka <jh@suse.cz>
5734 * regclass.c (cannot_change_mode_set_regs): Correct argument order.
5736 2003-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5738 * mips/_tilib.c: Don't include tsystem.h or defaults.h. Don't
5739 define LIBGCC2_WORDS_BIG_ENDIAN. Include coretypes.h and tm.h.
5741 2003-02-02 Andreas Schwab <schwab@suse.de>
5743 * varasm.c (asm_output_aligned_bss): Declare as possibly unused.
5745 2003-02-02 Richard Earnshaw <rearnsha@arm.com>
5747 * arm.md (sibcall_epilogue): Set the "conds" to "clob".
5748 (epilogue_insns): Likewise.
5750 2003-02-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5752 * doc/install.texi (hppa*-hp-hpux11*): Update installation notes.
5754 2003-02-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5756 * pa-protos.h (attr_length_millicode_call): Remove second argument.
5757 (attr_length_indirect_call, attr_length_indirect_call,
5758 attr_length_save_restore_dltp): New prototypes.
5759 * pa.c (attr_length_millicode_call): Remove second argument. Check
5760 INSN_ADDRESSES_SET_P in distance calculation.
5761 (output_millicode_call): Check INSN_ADDRESSES_SET_P before using
5763 (attr_length_call): Check INSN_ADDRESSES_SET_P in distance calculation.
5764 (output_call): Check INSN_ADDRESSES_SET_P before using INSN_ADDRESSES.
5765 Call attr_length_call directly.
5766 (attr_length_indirect_call, output_indirect_call,
5767 attr_length_save_restore_dltp): New functions.
5768 * pa.md (attr_length_millicode_call): Drop second argument from all
5770 (return_internal_pic): Delete.
5771 (return_external_pic): Remove use of PIC register and pic operand and
5773 (epilogue): Use return_internal for both normal and pic code.
5774 (call, call_value): Emit new 32-bit pic patterns for symref and
5775 indirect calls. Remove uses for arg pointer and pic register.
5776 (call_symref_pic, call_symref_pic_post_reload, call_reg_pic,
5777 call_reg_pic_post_reload, call_val_symref_pic,
5778 call_val_symref_pic_post_reload, call_val_reg_pic,
5779 call_val_reg_pic_post_reload): New pre and post reload insn patterns.
5780 Implement define_split and define_peephole2 patterns for pre reload
5782 (call_symref_64bit, call_internal_reg_64bit, call_value_symref_64bit,
5783 call_value_internal_reg_64bit): Shorten names.
5784 (all call patterns): Explicitly indicate registers used and clobbered.
5785 Use attr_length_indirect_call and attr_length_save_restore_dltp for
5786 attribute length calculation. Move code generation for indirect calls
5787 to output_indirect_call.
5788 (sibcall, sibcall_value): Don't restore PIC register.
5789 (exception_receiver, builtin_setjmp_receiver): Add blockage after PIC
5792 2003-02-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5794 * doc/install.texi (Testing): Simplify and compress instructions
5797 2003-02-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5799 * collect2.c (pexecute_pid): Rename to pid.
5800 (collect_wait, collect_execute, scan_prog_file, scan_libraries): Use
5803 2003-02-01 Geoffrey Keating <geoffk@apple.com>
5805 * doc/extend.texi (Function Attributes): Remove documentation
5806 for PowerPC Windows NT function attributes..
5808 2003-02-01 Daniel Jacobowitz <drow@mvista.com>
5810 * dwarf2out.c (gen_type_die): Check for typedefs before calling
5811 for TYPE_MAIN_VARIANT.
5813 2003-02-01 Richard Henderson <rth@redhat.com>
5815 * libgcc2.c: Include auto-host.h.
5816 (ATTRIBUTE_HIDDEN): New.
5817 (__clz_tab): Don't declare here for clz and ctz.
5818 (__clzsi2, __clzdi2): Use count_leading_zeros.
5819 (__ctzsi2, __ctzdi2): Use count_trailing_zeros.
5820 (__popcount_tab): Mark ATTRIBUTE_HIDDEN.
5821 (__paritysi2, __paritydi2): Use shifts instead of __popcount_tab.
5822 * longlong.h (__clz_tab): Mark ATTRIBUTE_HIDDEN.
5824 2003-02-01 Richard Henderson <rth@redhat.com>
5826 * config/i386/i386.md (addsi_1_zext splitter): Add TARGET_64BIT
5828 (ashlsi3_1_zext splitter): Likewise.
5830 2003-02-01 Richard Henderson <rth@redhat.com>
5832 * optabs.c (expand_unop): Use word_mode for outmode of bit scaners.
5833 * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
5834 __popcountsi2, __popcountdi2, __paritysi2 __paritydi2): Change
5835 return type to Wtype.
5837 * libgcc-std.ver (GCC_3.4): Fix inheritance.
5839 * config/i386/i386.md (ffssi2): Use nonimmediate_operand for
5840 expander input constraint.
5842 2003-02-01 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
5844 * optabs.h (optab_index): Add OTI_clz, OTI_ctz, OTI_popcount and
5846 (clz_optab, ctz_optab, popcount_optab, parity_optab): New.
5847 * optabs.c (widen_clz, expand_parity): New.
5848 (expand_unop): Handle clz and parity. Hardcode SImode as outmode
5849 for libcalls to clz, ctz, popcount, and parity.
5850 (init_optabs): Init clz_optab, ctz_optab, popcount_optab and
5851 parity_optab, and set up libfunc handlers.
5852 * libgcc2.c (__clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
5853 __popcountsi2, __popcountdi2, __paritysi2 __paritydi2,
5854 __popcount_tab): New.
5855 * libgcc2.h: Declare them.
5856 * libgcc-std.ver (GCC_3.4): Add new functions from libgcc2.c.
5857 * genopinit.c (optabs): Add clz_optab, ctz_optab, popcount_optab
5859 * builtin-types.def (BT_FN_INT_LONG, BT_FN_INT_LONGLONG): New.
5860 * builtins.def (BUILT_IN_CLZ, BUILT_IN_CTZ, BUILT_IN_POPCOUNT,
5861 BUILT_IN_PARITY, BUILT_IN_FFSL, BUILT_IN_CLZL, BUILT_IN_CTZL,
5862 BUILT_IN_POPCOUNTL, BUILT_IN_PARITYL, BUILT_IN_FFSLL,
5863 BUILT_IN_CLZLL, BUILT_IN_CTZLL, BUILT_IN_POPCOUNTLL,
5864 BUILT_IN_PARITYLL): New.
5865 * builtins.c (expand_builtin_unop): Rename from expand_builtin_ffs
5866 and add optab argument.
5867 (expand_builtin): Expand BUILT_IN_{FFS,CLZ,POPCOUNT,PARITY}*.
5868 * tree.def (CLZ_EXPR, CTZ_EXPR, POPCOUNT_EXPR, PARITY_EXPR): New.
5869 * expr.c (expand_expr): Handle them.
5870 * fold-const.c (tree_expr_nonnegative_p): Likewise.
5871 * rtl.def (CLZ, CTZ, POPCOUNT, PARITY): New.
5872 * reload1.c (eliminate_regs): Handle them.
5873 (elimination_effects): Likewise.
5874 * function.c (instantiate_virtual_regs_1): Likewise
5875 * genattrtab.c (check_attr_value): Likewise.
5876 * simplify-rtx.c (simplify_unary_operation): Likewise.
5877 * c-common.c (c_common_truthvalue_conversion): Handle POPCOUNT_EXPR.
5878 * combine.c (combine_simplify_rtx): Handle POPCOUNT and PARITY.
5879 (nonzero_bits): Handle CLZ, CTZ, POPCOUNT and PARITY.
5880 * config/alpha/alpha.md (clzdi2, ctzdi2, popcountdi2): New.
5881 * config/arm/arm.c (arm_init_builtins): Rename __builtin_clz to
5883 * Makefile.in (LIB2FUNCS_1, LIB2FUNCS_2): Move...
5884 * mklibgcc.in (lib2funcs): ...here and merge. Add new members.
5885 * doc/extend.texi (Other Builtins): Add new builtins.
5886 * doc/md.texi (Standard Names): Add new patterns.
5888 2003-02-01 Ulrich Weigand <uweigand@de.ibm.com>
5890 * reload.c: Revert 2003-01-31 change.
5892 2003-02-01 Jan Hubicka <jh@suse.cz>
5894 * combine.c (combine_simplify_rtx): Use reversed_comparison_code_parts.
5896 2003-02-01 Richard Sandiford <rsandifo@redhat.com>
5898 * flags.h (flag_volatile): Remove declaration.
5899 (flag_volatile_global, flag_volatile_static): Likewise.
5900 * c-typeck.c (build_indirect_ref): Don't check flag_volatile.
5901 * toplev.c (flag_volatile): Remove definition.
5902 (flag_volatile_global, flag_volatile_static): Likewise.
5903 (f_options): Remove corresponding entries here.
5904 * varasm.c (make_decl_rtl): Don't check flag_volatile_global
5905 or flag_volatile_static.
5906 * doc/invoke.texi: Remove documentation of -fvolatile,
5907 -fvolatile-global and -fvolatile-static.
5909 2003-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5911 * pa.c (pa_output_function_prologue, pa_output_function_epilogue): Move
5912 updating of total_code_bytes from prologue to epilogue.
5914 2003-01-31 Ulrich Weigand <uweigand@de.ibm.com>
5916 * reload.c (find_reloads): Do not use the mode specified in the insn
5917 pattern as reload mode for address operands. Do not generate optional
5918 reloads for operands where a mandatory reload was already pushed.
5919 Generate optional reloads only in the final pass though find_reloads.
5920 (have_replacement_p): New function.
5922 2003-01-31 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5924 * doc/install.texi (Testing): Remove a reference to our obsolete
5925 /testresults web pages and strip redundant information concerning
5927 (Binaries): Refer to Microsoft Windows instead of listing all
5930 2003-02-01 Jan Hubicka <jh@suse.cz>
5932 * loop.c (emit_prefetch_instructions): Do conversion at right place in
5935 * combine.c (simplify_set): Reverse order of ragumetns to
5936 REG_CANNOT_CHANGE_MODE_P
5937 * df.c (df_def_record_1): Likewise.
5938 * recog.c (register_operand): Likewise.
5939 * simplify-rtx.c (simplify_subreg): Likewise.
5940 * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Update use of
5941 CANNOT_CHANGE_MODE_CLASS.
5942 * regclass.c (cannot_change_mode_set_regs, invalid_mode_change_p):
5944 * reload.c (push_reload): Likewise.
5945 * alpha.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
5946 * ia64.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
5947 * mips.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
5948 * mips-protos.h (mips_cannot_change_mode_class): Update prototype.
5949 * mips.c (mips_cannot_change_mode_class): Update.
5950 * pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
5951 * rs6000.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
5952 * s390.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
5953 * sh.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
5954 * sh-protos.h (sh_cannot_change_mode_class): Update prototype.
5955 * sh.c (sh_cannot_change_mode_class): Update.
5956 * i386.h (CANNOT_CHANGE_MODE_CLASS): New.
5957 * tm.texi (CANNOT_CHANGE_MODE_CLASS): Update documentation.
5959 2003-01-31 Geoffrey Keating <geoffk@apple.com>
5961 * config/darwin.h (LINK_COMMAND_SPEC): Update for Nathan's recent
5962 change to LINK_COMMAND_SPEC in gcc.c.
5964 2003-01-31 Jan Hubicka <jh@suse.cz>
5967 * i386.c (override_options): Use DEFAULT_PCC_STRUCT_RETURN.
5969 2003-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5971 * pa32-regs.h (REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Delete
5974 2003-01-31 Nathan Sidwell <nathan@codesourcery.com>
5976 * tree.h (TYPE_BINFO_SIZE, TYPE_BINFO_SIZE_UNIT): Remove.
5977 (BINFO_ELTS): New #define.
5978 * stor-layout.c (finalize_record_size): Don't set them.
5979 * cp/cp-tree.h (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX,
5980 BINFO_PRIMARY_BASE_OF): Use BINFO_ELTS.
5981 (BINFO_LANG_ELTS): New #define.
5982 * cp/tree.c (make_binfo): Use BINFO_LANG_ELTS.
5983 * java/class.c (make_class): Use BINFO_ELTS.
5984 (set_super_info): Likewse.
5985 (add_interface_do): Likewise.
5986 * objc/objc-act.c (start_class): Use BINFO_ELTS.
5988 2003-01-31 Danny Smith <dannysmith@users.sourceforge.net>
5990 * timevar.c (getrusage): Don't ever declare if not HAVE_GETRUSAGE.
5991 (times): Don't ever declare if not HAVE_TIMES.
5992 (clock): Don't ever declare if not HAVE_CLOCK.
5994 2003-01-30 Richard Henderson <rth@redhat.com>
5996 * flow.c (update_life_info): Zap life info after cleanup_cfg.
5997 (regno_uninitialized): Use correct live at function entry set.
5998 (regno_clobbered_at_setjmp): Likewise.
6000 * expr.c (store_expr): Promote all MEM intermediates to regs.
6002 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
6004 * config/arm/arm.c: Fix comment typos.
6005 * config/arm/arm.h: Likewise.
6006 * config/arm/netbsd-elf.h: Likewise.
6007 * config/arm/netbsd.h: Likewise.
6009 2003-01-30 Geoffrey Keating <geoffk@apple.com>
6011 * gengtype.c (struct walk_type_data): Add needs_cast_p.
6012 (walk_type): Set needs_cast_p in walk_type_data.
6013 (write_types_process_field): Supply casts when required to suppress
6015 (write_root): Cast gt_pch_n_S to suppress warning.
6016 * Makefile.in: Remove -Wno-error from gtype-desc.o and c-decl.o.
6017 * config/rs6000/rs6000.c (print_operand): Mask off high bits only
6018 when they might exist.
6019 * config/rs6000/t-rs6000: Remove -Wno-error from varasm.o,
6020 insn-conditions.o, and rs6000.o.
6022 2003-01-30 Richard Henderson <rth@redhat.com>
6024 * ggc-page.c (G.context_depth_allocations): New.
6025 (G.context_depth_collections): New.
6026 (alloc_page): Set G.context_depth_allocations.
6027 (ggc_collect): Set G.context_depth_collections.
6028 (ggc_push_context): Limit to HOST_BITS_PER_LONG contexts.
6029 (ggc_pop_context): Early exit for no allocations or collections.
6031 2003-01-30 Richard Henderson <rth@redhat.com>
6033 * tree-inline.c (walk_tree): Streamline duplicate hash table lookup.
6035 2003-01-30 Richard Earnshaw <rearnsha@arm.com>
6037 * arm.c (arm_compute_initial_elimination_offset): If optimizing for
6038 size, the link register is always saved if any other register is
6041 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
6043 * config/h8300/h8300-protos.h: Update the prototype for
6045 (cpp_reader): Declare before it is used.
6046 * config/h8300/h8300.c (compute_plussi_cc): Change the return
6048 * config/h8300/h8300.md (monitor_prologue): Call abort() if we
6049 see an unknown H8 variant.
6051 2003-01-30 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
6054 * config/rs6000/rtems.h: Add CPP_OS_DEFAULT_SPEC.
6055 * config/rs6000/sysv4.h: Add CPP_OS_RTEMS_SPEC.
6056 * config/rs6000/t-rtems: New file. multilib variants to match OS.
6057 * config.gcc (powerpc-*-rtems*): Use rs6000/t-rtems instead of
6058 rs6000/t-ppcgas so we get the desired multilibs.
6060 2003-01-30 Nick Clifton <nickc@redhat.com>
6062 * config/arm/arm.c (arm_output_epilogue): Update stack pointer
6063 when popping saved IP register off the stack.
6065 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
6067 * config/rs6000/aix43.h: Fix comment typos.
6068 * config/rs6000/aix51.h: Likewise.
6069 * config/rs6000/aix52.h: Likewise.
6070 * config/rs6000/altivec.h: Likewise.
6071 * config/rs6000/rs6000.c: Likewise.
6072 * config/rs6000/rs6000.h: Likewise.
6073 * config/rs6000/rs6000.md: Likewise.
6074 * config/rs6000/spe.md: Likewise.
6076 2003-01-29 Mark Mitchell <mark@codesourcery.com>
6078 * c-common.c (builtin_define_float_constants): Define
6079 __<TYPE>_HAS_INFINITY__ and __<TYPE>_HAS_QUIET_NAN__.
6081 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
6083 * config/sh/lib1funcs.asm: Fix comment typos.
6084 * config/sh/linux.h: Likewise.
6085 * config/sh/sh.c: Likewise.
6086 * config/sh/sh.md: Likewise.
6088 2003-01-30 Loren James Rittle <ljrittle@acm.org>
6090 * objc/Make-lang.in (objc-parse.y): Find c-parse.in in $(srcdir).
6092 2003-01-30 Alexandre Oliva <aoliva@redhat.com>
6094 * config/fp-bit.h (__make_dp): Declare if TMODES.
6096 2003-01-29 Kazu Hirata <kazu@cs.umass.edu>
6098 * config/h8300/h8300.h (PREDICATE_CODES): Add entries for
6099 general_operand_src and general_operand_dst.
6101 2003-01-29 David Edelsohn <edelsohn@gnu.org>
6103 * config/rs6000/rs6000.c (function_arg_pass_by_reference):
6104 Return true for variable sized types.
6105 (rs6000_va_arg): Handle variable sized types passed by reference
6108 2003-01-29 Richard Earnshaw <rearnsha@arm.com>
6110 * arm.c (arm_legtimize_address): New function.
6111 * arm-protos.h (arm_legtimize_address): Add prototype.
6112 * arm.h (ARM_LEGITIMIZE_ADDRESS): Use arm_legitimize_address.
6113 (LEGITIMIZE_ADDRESS, THUMB_LEGITIMIZE_ADDRESS): Wrap with
6116 2003-01-29 Joel Sherrill <joel@OARcorp.com>
6119 * gthr-rtems.h: Define __GTHREAD_MUTEX_INIT. Apparently no code
6120 depended on it being defined until now.
6122 2003-01-29 Joel Sherrill <joel@OARcorp.com>
6125 * config/mips/rtems.h: Predefine __USE_INIT_FINI__ so generic
6126 RTEMS code knows which C++ initialization style the toolset
6127 configuration is using.
6129 2003-01-29 Joel Sherrill <joel@OARcorp.com>
6132 * config/m68k/t-crtstuff: Replace spaces with tabs, add
6133 $(MULTILIB_CFLAGS) as compiler option and multilib crtbegin/end.o.
6135 2003-01-29 Joel Sherrill <joel@OARcorp.com>
6138 * config.gcc (hppa1.1-rtems): Did not include t-rtems nor enable
6140 * config/pa/rtems.h (LIB_SPEC): Use -N when linking.
6142 2003-01-29 Nick Clifton <nickc@redhat.com>
6144 * Makefile.in (c-parse.o): Locate source file in $(parsedir)
6147 2003-01-29 Andrew Haley <aph@redhat.com>
6149 * tree-inline.c (walk_tree): Add CHAR_TYPE.
6151 2003-01-29 Jan Hubicka <jh@suse.cz>
6153 * i386.md (subdi3_carry_rex64): Fix typo.
6155 2003-01-28 Stan Shebs <shebs@apple.com>
6157 * coretypes.h (cpp_reader): Forward declare struct.
6158 * c-pragma.h (cpp_reader): Remove forward declaration.
6159 * hashtable.h (cpp_reader): Likewise.
6160 * scan.h (cpp_reader): Likewise.
6161 * tree.h (cpp_reader): Likewise.
6162 * config/darwin-protos.h (cpp_reader): Likewise.
6163 * config/arm/arm-protos.h (cpp_reader): Likewise.
6164 * config/rs6000/rs6000-protos.h: Remove GCC_CPPLIB_H ifdef, use
6165 struct cpp_reader in prototypes.
6167 2003-01-28 Christian Cornelssen <ccorn@cs.tu-berlin.de>
6169 * doc/install.texi: Add documentation for installation into
6170 tooldirs and with DESTDIR.
6172 2003-01-28 Richard Henderson <rth@redhat.com>
6174 * config.gcc (ia64*-*-aix*): Remove.
6175 * config/ia64/aix.h, config/ia64/t-aix: Remove file.
6176 * config/ia64/unwind-aix.c: Remove file.
6178 2003-01-28 Andreas Schwab <schwab@suse.de>
6180 * config/m68k/m68k.md (tablejump+2): Don't sign extend an address
6182 * config/m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Likewise.
6183 * config/m68k/coff.h (ASM_RETURN_CASE_JUMP): Likewise.
6184 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Likewise.
6185 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
6186 * config/m68k/mot3300.h (ASM_RETURN_CASE_JUMP): Likewise.
6187 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
6188 * config/m68k/pbb.h (ASM_RETURN_CASE_JUMP): Likewise.
6190 2003-01-28 Richard Sandiford <rsandifo@redhat.com>
6192 * combine.c (nonzero_bits): Fix check for negative divide operands.
6194 2003-01-28 Richard Henderson <rth@redhat.com>
6196 * config/ia64/ia64.c (ia64_rwreloc_section_type_flags): New.
6197 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): New.
6199 2003-01-28 Richard Henderson <rth@redhat.com>
6201 * cse.c (find_best_addr): Kill !ADDRESS_COST code.
6203 * config/cris/cris.c (cris_address_cost): Make static.
6204 (TARGET_RTX_COSTS, TARGET_ADDRESS_COST): New.
6205 * config/cris/cris.h (ADDRESS_COST): Remove.
6206 * config/cris/cris-protos.h: Update.
6208 2003-01-23 Mike Stump <mrs@apple.com>
6210 * regclass.c (init_reg_autoinc): New function.
6211 (regclass): Move initialization of forbidden_inc_dec_class from
6213 (init_regs): to here. Avoids reinitialization for each function,
6214 saving compilation time.
6216 2003-01-28 Jason Merrill <jason@redhat.com>
6218 * cpplib.h (struct cpp_options): Add warn_deprecated field.
6219 * cppinit.c (cpp_create_reader): Turn it on by default.
6220 * c-opts.c (c_common_decode_option): Set it.
6221 * cpplib.c (do_pragma_once): Only complain about #pragma once
6222 if warn_deprecated is set.
6224 2003-01-28 Dale Johannesen <dalej@apple.com>
6226 * emit-rtl.c (const_double_htab_hash): Use mode in the hash.
6227 * loop.c (scan_loop): Move movables on -Os rich-register targets.
6228 * config/rs6000/rs6000.md (sibcall*): Use match_operand for LR.
6230 2003-01-28 Richard Henderson <rth@redhat.com>
6232 * target.h (targetm.address_cost): New.
6233 * target-def.h (TARGET_ADDRESS_COST): New.
6234 (TARGET_RTX_COSTS): Uncomment. Oops.
6235 * cse.c (address_cost): Use new target hook.
6236 (default_address_cost): New.
6237 * output.h (default_address_cost): Declare.
6238 * hooks.c (hook_int_rtx_0): New.
6239 * hooks.h (hook_int_rtx_0): Declare.
6240 * loop.c (combine_givs_p): Remove if 0 code.
6241 * system.h (ADDRESS_COST): Poison.
6243 * config/alpha/alpha.c, config/alpha/alpha.h, config/d30v/d30v.c,
6244 config/d30v/d30v.h, config/ia64/ia64.c, config/ia64/ia64.h,
6245 config/m32r/m32r.c, config/m32r/m32r.h, config/mcore/mcore.c,
6246 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.h,
6247 config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/sparc/sparc.c,
6248 config/sparc/sparc.h, config/v850/v850.c, config/v850/v850.h,
6249 config/xtensa/xtensa.c, config/xtensa/xtensa.h
6250 (TARGET_ADDRESS_COST): Define as hook_int_rtx_0.
6251 (ADDRESS_COST): Remove.
6253 * config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h,
6254 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
6255 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
6256 config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
6257 config/dsp16xx/dsp16xx.h, config/i386/i386-protos.h,
6258 config/i386/i386.c, config/i386/i386.h, config/i960/i960-protos.h,
6259 config/i960/i960.c, config/i960/i960.h, config/ip2k/ip2k-protos.h,
6260 config/ip2k/ip2k.c, config/ip2k/ip2k.h, config/mips/mips-protos.h,
6261 config/mips/mips.c, config/mips/mips.h,
6262 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
6263 config/m68hc11/m68hc11.h, config/ns32k/ns32k-protos.h,
6264 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa-protos.h,
6265 config/pa/pa.c, config/pa/pa.h, config/s390/s390-protos.h,
6266 config/s390/s390.c, config/s390/s390.h, config/vax/vax-protos.h,
6267 config/vax/vax.c, config/vax/vax.h
6268 (foo_address_cost): Make static.
6269 (TARGET_ADDRESS_COST): New.
6270 (ADDRESS_COST): Remove.
6272 * config/arm/arm.h, config/arm/arm.c, config/m88k/m88k.h,
6273 config/m88k/m88k.c, config/romp/romp.h, config/romp/romp.c,
6274 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
6275 config/stormy16/stormy16.h
6276 (ADDRESS_COST): Move code ...
6277 (foo_address_cost): ... here.
6278 (TARGET_ADDRESS_COST): New.
6280 * config/m32r/m32r.c (m32r_address_cost): Remove.
6281 * config/m32r/m32r-protos.h: Update.
6283 * config/mmix/mmix.c (mmix_address_cost): Remove.
6284 * config/mmix/mmix-protos.h: Update.
6286 * config/mn10300/mn10300.c (mn10300_address_cost_1): Rename from
6287 mn10300_address_cost; move unsig allocation ...
6288 (mn10300_address_cost): ... here.
6289 (TARGET_ADDRESS_COST): New.
6290 * config/mn10300/mn10300-protos.h: Update.
6291 * config/mn10300/mn10300.h (ADDRESS_COST): Remove.
6293 * doc/tm.texi: Update.
6295 2003-01-28 Vladimir Makarov <vmakarov@redhat.com>
6297 * haifa-sched.c (schedule_insn): Return necessary cycle advance
6298 after issuing the insn.
6299 (rank_for_schedule): Make a insn with /S the highest priority
6301 (move_insn): Ignore schedule groups. Clear SCHED_GROUP_P.
6302 (choose_ready): Check SCHED_GROUP_P.
6303 (schedule_block): Advance cycle after issuing insn if it is
6304 necessary. Don't reorder insns if there is an insn with /S.
6305 (set_priorities): Ignore schedule groups.
6307 * sched-deps.c (remove_dependence, group_leader): Remove the
6309 (add_dependence): Ignore schedule groups.
6310 (set_sched_group_p): Don't make copy of dependencies from previous
6311 insn of the schedule group. Add anti-dependency to the previous
6312 insn of the schedule group.
6313 (compute_forward_dependences): Ignore schedule groups.
6315 * sched-ebb.c (init_ready_list): Ignore schedule groups.
6317 * sched-rgn.c (init_ready_list): Ditto.
6318 (can_schedule_ready_p): Ditto.
6320 2003-01-28 Vladimir Makarov <vmakarov@redhat.com>
6322 * config/i386/i386.md (*movsi_1): Use movdqa to move one xmm
6323 register to another one.
6325 2003-01-28 Richard Henderson <rth@redhat.com>
6327 * calls.c (default_must_pass_in_stack): Fix typo in !type case.
6329 2003-01-28 Roger Sayle <roger@eyesopen.com>
6331 * cse.c (cse_insn): Avoid redundant REG_EQUAL notes.
6333 2003-01-28 Richard Sandiford <rsandifo@redhat.com>
6335 * config/sh/sh.h (CLASS_MAX_NREGS): If TARGET_SHMEDIA, and the given
6336 class contains a floating-point register, return the size of the
6339 2003-01-28 Jan Hubicka <jh@suse.cz>
6341 * i386.c (ix86_carry_flag_operator): New predicate.
6342 (fcmov_operator): Fix whitespace.
6343 (ix86_expand_carry_flag_compare): Deal with floating point.
6344 (ix86_expand_int_movcc): Deal with fp; update insn expansion
6345 (ix86_expand_int_addcc): Likewise.
6346 (ix86_expand_strlensi_unroll_1): likewsie.
6347 * i386.h (PREDICATE_CODES): Add ix86_carry_flag_operator.
6348 * i386.md (add?i_carry_rex64): Use new predicate.
6349 (sub?i3_carry_rex64): Likewise.
6350 (x86_mov?icc_0_m1*): Likewise.
6352 2003-01-28 Andreas Schwab <schwab@suse.de>
6354 * cfgloopmanip.c (create_preheader): Initialize src to avoid
6357 * expmed.c (emit_store_flag): Fix cast to avoid sign
6360 * combine.c (force_to_mode): Add cast to fix warning when
6361 STORE_FLAG_VALUE is negative.
6363 2003-01-27 Richard Henderson <rth@redhat.com>
6365 * Makefile.in (cse.o): Depend on TARGET_H.
6366 * cse.c (rtx_cost): Use targetm.rtx_costs.
6367 * system.h (CONST_COSTS RTX_COSTS DEFAULT_RTX_COSTS): Poison.
6368 * doc/tm.texi: Update.
6370 * target.h (targetm.rtx_costs): New.
6371 * target-def.h (TARGET_RTX_COSTS): New.
6372 * hooks.c (hook_bool_rtx_int_int_intp_false): New.
6375 * config/alpha/alpha.c (alpha_rtx_cost_data): New.
6376 (alpha_rtx_costs, TARGET_RTX_COSTS): New.
6377 * config/alpha/alpha.h (PROCESSOR_MAX): New.
6378 (CONST_COSTS, RTX_COSTS): Remove.
6380 * config/arc/arc.c, config/arc/arc.h, config/c4x/c4x.c,
6381 config/c4x/c4x.h, config/cris/cris.c, config/cris/cris.h,
6382 config/d30v/d30v.c, config/d30v/d30v.h, config/dsp16xx/dsp16xx.c,
6383 config/dsp16xx/dsp16xx.h, config/frv/frv.c, config/frv/frv.h,
6384 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
6385 config/i370/i370.h, config/i386/i386.c, config/i386/i386.h,
6386 config/i960/i960.c, config/i960/i960.h, config/ia64/ia64.c,
6387 config/ia64/ia64.h, config/m32r/m32r.c, config/m32r/m32r.h,
6388 config/m68k/m68k.c, config/m68k/m68k.h, config/m88k/m88k.c,
6389 config/m88k/m88k.h, config/mcore/mcore.c, config/mcore/mcore.h,
6390 config/mips/mips.c, config/mips/mips.h, config/mn10200/mn10200.c,
6391 config/mn10200/mn10200.h, config/mn10300/mn10300.c,
6392 config/mn10300/mn10300.h, config/ns32k/ns32k.c, config/ns32k/ns32k.h,
6393 config/pa/pa.c, config/pa/pa.h, config/pdp11/pdp11.c,
6394 config/pdp11/pdp11.h, config/romp/romp.c, config/romp/romp.h,
6395 config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/s390/s390.c,
6396 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
6397 config/stormy16/stormy16.c, config/stormy16/stormy16.h,
6398 config/v850/v850.c, config/v850/v850.h,
6399 config/xtensa/xtensa.c, config/xtensa/xtensa.h
6400 (CONST_COSTS, RTX_COSTS): Move code ...
6401 (foo_rtx_costs, TARGET_RTX_COSTS): ... here.
6403 * config/arm/arm.c (arm_rtx_costs_1): Rename from arm_rtx_costs.
6404 (arm_rtx_costs, TARGET_RTX_COSTS): New.
6405 * config/arm/arm-protos.h: Update.
6406 * config/arm/arm.h (DEFAULT_RTX_COSTS): Remove.
6408 * config/avr/avr.h (CONST_COSTS): Move code ...
6409 * config/avr/avr.c (avr_rtx_costs): ... here.
6410 (default_rtx_costs): Make static.
6411 * config/avr/avr-protos.h: Update.
6413 * config/h8300/h8300.c (const_costs): Make static.
6414 (h8300_and_costs, h8300_shift_costs): Likewise.
6415 * config/h8300/h8300-protos.h: Update.
6417 * config/ip2k/ip2k.h (DEFAULT_RTX_COSTS): Remove.
6418 (CONST_COSTS): Move code ...
6419 * config/ip2k/ip2k.c (ip2k_rtx_costs): ... here. Rename from
6420 default_rtx_costs; update for signature change.
6421 * config/ip2k/ip2k-protos.h: Update.
6423 * config/m68hc11/m68hc11.h (RTX_COSTS): Remove.
6424 (CONST_COSTS): Move code ...
6425 * config/m68hc11/m68hc11.c (m68hc11_rtx_costs): ... here.
6426 (TARGET_RTX_COSTS): New.
6427 (m68hc11_rtx_costs_1): Rename from m68hc11_rtx_costs; make static.
6428 * config/m68hc11/m68hc11-protos.h: Update.
6430 * config/m68k/m68k.c (const_int_cost): Make static.
6431 * config/m68k/m68k-protos.h: Update.
6433 * config/mcore/mcore.c (mcore_const_costs): Make static.
6434 (mcore_and_cost, mcore_ior_cost): Likewise.
6435 * config/mcore/mcore-protos.h: Update.
6437 * config/mmix/mmix.c (mmix_rtx_costs, TARGET_RTX_COSTS): New.
6438 (mmix_rtx_cost_recalculated): Remove.
6439 * config/mmix/mmix.h (DEFAULT_RTX_COSTS): Remove.
6440 * config/mmix/mmix-protos.h: Update.
6442 * config/sh/sh.c (shiftcosts): Make static.
6443 (addsubcosts, andcosts, multcosts): Likewise.
6444 * config/sh/sh-protos.h: Update.
6446 * config/sparc/sparc.c (TARGET_RTX_COSTS): New.
6447 (sparc_rtx_costs): Make static; update for change in signature.
6448 * config/sparc/sparc.h (RTX_COSTS_CASES, RTX_COSTS): Remove.
6449 * config/sparc/sparc-protos.h: Update.
6451 * config/v850/v850.c (const_costs): Make static.
6452 * config/v850/v850-protos.h: Update.
6454 * config/vax/vax.h (RTX_COSTS): Remove.
6455 (CONST_COSTS): Move code ...
6456 * config/vax/vax.c (vax_rtx_costs_1): ... here; rename
6458 (vax_rtx_costs, TARGET_RTX_COSTS): New.
6460 2003-01-27 Richard Henderson <rth@redhat.com>
6462 * config/vax/vax.h (ASM_OUTPUT_MI_THUNK): Remove. Really.
6463 * config/vax/vax-protos.h: Update. Really.
6465 2003-01-28 Alexandre Oliva <aoliva@redhat.com>
6467 * config/mips/mips.h (UNITS_PER_HWFPVALUE): Renamed from...
6468 (UNITS_PER_FPVALUE): Defined as the width of a long double, or
6469 zero if no hardware floating point.
6470 (LONG_DUBLE_TYPE_SIZE): Set to 128 on N32 and N64.
6471 (MAX_FIXED_MODE_SIZE): Define to LONG_DOUBLE_TYPE_SIZE.
6472 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6473 (BIGGEST_ALIGNMENT): Same as LONG_DOUBLE_TYPE_SIZE.
6474 (FUNCTION_VALUE_REGNO_P): Set for FP_RETURN+2 on N32 and N64.
6475 * config/mips/mips.c (mips_arg_info): Pass TFmode values in
6476 even FP registers on N32 and N64.
6477 (mips_setup_incoming_varargs): Use UNITS_PER_HWFPVALUE.
6478 (mips_va_start): Adjust alignment of ARG_POINTER_REGNUM.
6479 (mips_va_arg): Use UNITS_PER_HWFPVALUE. Impose additional
6480 even-register-like alignment to 128-bit arguments.
6481 (save_restore_insns): Use UNITS_PER_HWFPVALUE.
6482 (mips_function_value): Likewise. Return TFmode in $f0 and $f2
6484 * config/mips/_tilib.c (__negti2, __ashlti3, __lshrti3): New.
6485 * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Add _tilib.c.
6486 (TPBIT): Set to tp-bit.c.
6487 (tp-bit.c): Create out of fp-bit.c.
6489 2003-01-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6491 * c-parse.in: Remove '%expect 32' directive in objc mode.
6493 2003-01-27 Nathan Sidwell <nathan@codesourcery.com>
6495 * Makefile.in (LIB2FUNCS_ST): Remove _gcov.
6496 (LIBGCOV): New variable.
6497 (libgcc.mk): Add LIBGCOV.
6498 (LIBGCC_DEPS): Add libgcov.c.
6499 (libgcov.a): New target.
6500 (clean): Remove libgcov.a.
6501 (install-libgcc): Do libgcov too.
6502 (stage1-start, stage2-start, stage3-start, stage4-start): Deal
6504 * libgcc2.c (L_gcov): Move into ...
6505 * libgcov.c: ... here. New file.
6506 * mklibgcc.in: Add libgcov rules.
6507 * gcc.c (LINK_COMMAND_SPEC): Add -lgcov when profiling.
6509 * doc/invoke.texi (profile-arcs, test-coverage): Update and
6512 * profile.c (index_counts_file): Remove duplicate check for open file.
6514 2003-01-27 Jerry Quinn <jlquinn@optonline.net>
6516 * gcc/doc/invoke.texi (Optimization Options): Group together
6517 optional and experimental flags. Move trapv and bounds-check
6518 out of this section. Group floating point flags together.
6519 (Code Gen Options): Move trapv and bounds-check to here.
6521 2003-01-27 Josef Zlomek <zlomekj@suse.cz>
6523 * gcse.c (constprop_register): Check NEXT_INSN (insn) != NULL.
6525 2003-01-27 Richard Earnshaw <rearnsha@arm.com>
6527 PR optimization/9090
6528 * function.c (purge_addressof_1): After pushing an addressed register
6529 onto the stack, simplify the result.
6531 2003-01-27 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6533 * doc/extend.texi: Fix typo.
6535 2003-01-27 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6537 * doc/cppopts.texi: Fix typo.
6538 * doc/objc.texi: Likewise.
6539 * doc/passes.texi: Likewise.
6541 2003-01-27 Alexandre Oliva <aoliva@redhat.com>
6543 * real.c (ibm_extended_format): Add 53 to minimum exponent.
6544 (encode_ibm_extended): Adjust.
6546 2003-01-26 Gabriel Dos Reis <gdr@soliton.integrable-solutions.net>
6548 * timevar.def (TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION): New
6549 timevar_id enumerations.
6551 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
6553 * combine.c: Fix formatting.
6555 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
6557 * doc/gccint.texi: Update the copyright.
6559 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
6561 * doc/cpp.texi: Fix typos.
6562 * doc/extend.texi: Likewise.
6563 * doc/gty.texi: Likewise.
6564 * doc/install.texi: Likewise.
6565 * doc/passes.texi: Likewise.
6566 * doc/rtl.texi: Likewise.
6567 * doc/tm.texi: Likewise.
6569 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
6571 * config/ia64/fde-glibc.c: Fix comment typos.
6572 * config/ia64/hpux.h: Likewise.
6573 * config/ia64/ia64.c: Likewise.
6574 * config/ia64/ia64.h: Likewise.
6575 * config/ia64/unwind-ia64.c: Likewise.
6577 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
6579 * config/i386/i386-modes.def: Fix comment typos.
6580 * config/i386/i386.c: Likewise.
6581 * config/i386/i386.md: Likewise.
6583 2003-01-26 Steven Bosscher <s.bosscher@student.tudelft.nl>
6585 * config/avr/avr.h, config/cris/aout.h, config/elfos.h,
6586 config/i386/freebsd-aout.h, config/mips/iris6.h: Undefine
6587 ASM_FINISH_DECLARE_OBJECT before defining it.
6588 * toplev.c (rest_of_decl_compilation): Don't define
6589 ASM_FINISH_DECLARE_OBJECT. Only use it if it is defined.
6590 (rest_of_type_compilation): Don't ATTRIBUTE_UNUSED function
6591 parameters for DWARF2 targets because they _are_ used.
6593 2003-01-26 Alexandre Oliva <aoliva@redhat.com>
6595 * fp-bit.h: Define macros for TFmode floating-point constants
6596 in IBM-extended TFmode types.
6597 (TMODES): Define if __LDBL_MANT_DIG__ has the newly-supported
6599 * config/fp-bit.c (pack_d, unpack_d): Support IBM-extended
6602 * config/fp-bit.h: Define macros for TFmode floating-point
6603 constants in IEEE quad TFmode type. Declare functions according
6605 (TMODES): Define if __LDBL_MANT_DIG__ is 113.
6606 (TFtype, TItype, UTItype): Define if TMODES is defined.
6607 (MAX_UDI_INT, MAX_DI_INT, BITS_PER_DI): Likewise.
6608 (F_T_BITOFF, D_T_BITOFF): Define.
6609 (IMPLICIT_1, IMPLICIT_2): Cast constants to types that are
6610 guaranteed to be wide enough.
6611 * config/fp-bit.c: Check for L_ macros for tf functions.
6614 (pack_d, unpack_d): Support IEEE 854 quad type.
6615 (_fpmul_parts): Support TFmode. Compute exponent adjustment
6616 from FRAC_NBITS, FRAC_BITS and NGARDS.
6617 (usi_to_float): Cast constants to be shifted to fractype
6618 instead of assuming long long is wide enough.
6619 (sf_to_tf, df_to_tf, __make_tp, tf_to_df, tf_to_sf): New.
6621 2003-01-26 Andreas Jaeger <aj@suse.de>
6623 * df.c: Remove prototype of unused function df_regno_rtl_debug.
6625 2003-01-26 Alexandre Oliva <aoliva@redhat.com>
6627 * Makefile.in (FPBIT_FUNCS): Added _sf_to_tf.
6628 (DBBIT_FUNCS): Added _df_to_tf.
6630 (libgcc.mk): Pass TPBIT and TPBIT_FUNCS down.
6631 (LIBGCC_DEPS): Added TPBIT.
6632 * mklibgcc.in: Support TPBIT and TPBIT_FUNCS.
6634 * optabs.c (expand_binop) <add, sub>: Return xtarget if we haven't
6635 been able to move the result to target.
6637 * expr.c (emit_group_store): Initialize dst with CONST0_RTX
6638 for the appropriate mode.
6640 * calls.c (emit_library_call_value_1): Handle return values
6643 * rtl.c (get_mode_alignment): Moved to...
6644 * stor-layout.c: ... here.
6646 * print-rtl.c (print_rtx): Don't print MEM details in
6649 2003-01-26 Michael Hayes <mph@paradise.net.nz>
6651 * df.h: Update comments, tidy formatting.
6652 (DF_FORWARD, DF_REVERSE, DF_UNION, DF_INTERSECTION): Rename from FORWARD,
6653 REVERSE, UNION, INTERSECTION. All uses updated.
6654 (OLD_DF_INTERFACE): Remove.
6655 (struct insn_info): Remove commented out insn field.
6656 * df.c: Update comments, tidy formatting.
6657 (df_def_table_realloc): Remove.
6660 2003-01-26 Alan Modra <amodra@bigpond.net.au>
6662 * calls.c (save_fixed_argument_area): Tidy.
6663 (restore_fixed_argument_area): Tidy. Set alignment of stack_area.
6664 (expand_call): Comment typo fixes. Don't init low_to_save. Start
6665 call chain loop at 1 if !try_tail_call. Formatting.
6666 (emit_library_call_value_1): Don't init low_to_save or high_to_save.
6667 Use save_fixed_argument_area and restore_fixed_argument_area.
6669 2003-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6671 * df.c (df_uses_record): Handle CC0.
6673 2003-01-25 Ulrich Weigand <uweigand@de.ibm.com>
6675 * reload.c (maybe_memory_address_p): New function.
6676 (find_reloads_address): Use it instead of memory_address_p.
6678 2003-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
6680 * final.c (shorten_branches): Align the address of code label
6681 when computing initial lengths and addresses.
6683 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
6685 * config/m68hc11/m68hc11.md: Fix a comment typo.
6687 2003-01-25 Andreas Jaeger <aj@suse.de>
6689 * config/i386/i386.c (x86_output_mi_thunk): Correct test for
6692 2003-01-25 Roger Sayle <roger@eyesopen.com>
6694 * gcse.c (bypass_last_basic_block): New global variable.
6695 (bypass_block): Use redirect_edge_and_branch_force to redirect
6696 fall-through edges. Use bypass_last_basic_block to determine
6697 which blocks have valid PRE information.
6698 (bypass_conditional_jumps): Initialize bypass_last_basic_block.
6700 2003-01-25 Jan Hubicka <jh@suse.cz>
6702 * gcse.c (local_cprop_pass): Update reg_sets table when needed.
6704 2003-01-25 Jan Hubicka <jh@suse.cz>
6705 Eric Botcazou <ebotcazou@libertysurf.fr>
6707 * gcse.c (one_cprop_pass): Delete unreachable blocks.
6709 2003-01-25 Richard Henderson <rth@redhat.com>
6711 * config/ia64/ia64.c (ia64_rwreloc_select_rtx_section): Rename
6712 from ia64_aix_select_rtx_section.
6713 (ia64_rwreloc_select_section): Simlarly; use default*_1 function
6714 instead of saving and restoring flag_pic.
6715 (ia64_rwreloc_unique_section): Similarly.
6716 * config/ia64/aix.h (TARGET_ASM_SELECT_SECTION,
6717 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Update.
6718 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
6719 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): New.
6721 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
6723 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Update a
6726 2003-01-25 Richard Henderson <rth@redhat.com>
6728 * config/m68k/m68k-none.h (ASM_SPEC): Adjust inter-option spacing.
6730 2003-01-25 Kelley Cook <kelleycook@comcast.net>
6732 * ggc-simple.c (debug_ggc_tree): Add PTR cast.
6734 2003-01-25 Segher Boessenkool <segher@koffie.nl>
6736 * bitmap.h (BITMAP_WORD): New typedef: fundamental storage
6737 type for bitmaps. Use unsigned long.
6738 (nBITMAP_WORD_BITS): New macro.
6739 (BITMAP_WORD_BITS): New macro.
6740 (rest of file): Use it.
6743 2003-01-25 Richard Henderson <rth@redhat.com>
6745 2002-02-19 Robert Lipe <robertlipe@usa.net>
6746 * config/i386/t-sco5gas: (CRTSTUFF_T_CFLAGS_S): Delete -mcoff.
6748 2003-01-25 Roger Sayle <roger@eyesopen.com>
6750 * builtins.c (purge_builtin_constant_p): Scan insn stream
6751 sequentially rather than by basic block.
6752 * function.c (purge_addressof): Simplify test with INSN_P.
6754 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
6756 * combine.c (simplify_comparison, case AND): Remove a redundant test.
6758 2003-01-25 Roger Sayle <roger@eyesopen.com>
6760 * function.h (struct function): New field calls_constant_p.
6761 (current_function_calls_constant_p): New macro for above.
6762 * function.c (prepare_function_start): Initialize calls_eh_return
6763 and calls_constant_p.
6764 * builtins.c (expand_builtin_constant_p): Set calls_constant_p.
6765 * toplev.c (rest_of_compilation): Only call purge_builtin_constant_p
6766 when the current_function_calls_constant_p.
6767 * integrate.c (expand_inline_function): Set calls_constant_p if
6768 the function being inlined has calls_constant_p set.
6770 2003-01-25 Roger Sayle <roger@eyesopen.com>
6772 * cse.c (fold_rtx): Instantiate CONSTANT_P_RTX to 0 when not
6773 optimizing, even if flag_gcse is true.
6774 * toplev.c (rest_of_compilation): purge_builtin_constant_p
6775 only needs to be called when "optimize > 0 && flag_gcse".
6777 2003-01-25 Roger Sayle <roger@eyesopen.com>
6779 * stmt.c (emit_case_bit_tests): New routine to implement suitable
6780 switch statements using the equivalent of "if ((1<<x) & cst) ... ".
6781 (case_bit_test_cmp): New comparison function for "qsort" to order
6782 case_bit_tests by decreasing number of destination nodes.
6783 (lshift_cheap_p): New function to determine if "1 << x" is cheap.
6784 (expand_end_case_type): Use emit_case_bit_tests to implement
6785 suitable switch statments.
6786 (CASE_USE_BIT_TESTS): New target macro to disable the above.
6787 * Makefile.in (stmt.o): Add dependency on optab.h.
6788 * doc/tm.texi (CASE_USE_BIT_TESTS): Document new target macro.
6790 2003-01-23 Andreas Schwab <schwab@suse.de>
6792 * config/ia64/crtend.asm [HAVE_INITFINI_ARRAY]: Make
6793 __do_global_ctors_aux hidden global and don't put it in
6795 * config/ia64/crtbegin.asm [HAVE_INITFINI_ARRAY]: Put it here
6796 instead so that it comes first.
6798 2003-01-25 Jan Hubicka <jh@suse.cz>
6800 * df.c (read_modify_subreg_p): When osize == UNITS_PER_WORD,
6801 subreg is read/modify.
6803 2003-01-25 Jan Hubicka <jh@suse.cz>
6805 * i386.c (ix86_expand_movstr, ix86_expand_clrstr): Consistently
6806 do libcall for large blocks.
6807 * i386.md (comi patterns): Set type to ssecomi.
6808 (sse2_unpck?pd): Fix mode of vec_select.
6810 * cse.c: Include except.h
6811 (cse_set_around_loop): Do not create new basic blocks.
6812 * Makefile.in (cse.o): Add dependnecy on except.h
6814 2003-01-25 Jan Hubicka <jh@suse.cz>
6816 * builtins.c (fold_trunc_transparent_mathfn): New function.
6817 (fold_builtin): Use it.
6818 * convert.c (convert_to_real): Re-enable code to convert
6819 math functions; add support for floor familly functions.
6821 2003-01-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6823 * Makefile.in (cfgloop.o, cfgloopanal.o, cfgloopmanip.o): Add
6824 dependencies on coretypes.h and $(TM_H).
6826 2003-01-25 Jan Hubicka <jh@suse.cz>
6828 * builtins.c (fold_trunc_transparent_mathfn): Undo accidental commit.
6830 2003-01-24 Stuart Hastings <stuart@apple.com>
6832 * config/i386/i386.c (x86_output_mi_thunk): Add Darwin/x86 support.
6834 2003-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6836 * config/c4x/c4x.md (UNSPEC_BU): New constants.
6837 (UNSPEC_RPTS, UNSPEC_LSH, UNSPEC_CMPHI, UNSPEC_RCPF): Likewise.
6838 (UNSPEC_RND, UNSPEC_RPTB_FILL, UNSPEC_LOADHF_INT): Likewise.
6839 (UNSPEC_STOREHF_INT, UNSPEC_RSQRF, UNSPEC_LOADQF_INT): Likewise.
6840 (UNSPEC_STOREQF_INT, UNSPEC_LDIV, UNSPEC_PUSH_ST): Likewise.
6841 (UNSPEC_POP_ST, UNSPEC_PUSH_DP, UNSPEC_POP_DP): Likewise.
6842 (UNSPEC_POPQI, UNSPEC_POPQF, UNSPEC_ANDN_ST): Likewise.
6843 (UNSPEC_RPTB_INIT, UNSPEC_TOIEEE, UNSPEC_FRIEEE): Likewise.
6845 2003-01-24 Jan Hubicka <jh@suse.cz>
6847 * emit-rtl.c (reg_attrs_htab): New static variable.
6848 (reg_attrs_htab_hash, reg_attrs_htab_eq, get_reg_attrs): New static
6850 (reg_rtx): Do not maintain regno_decl.
6851 (gen_rtx_REG_offset, set_reg_attrs_from_mem, set_delc_rtx,
6852 set_mem_attrs_from_reg): New global function.
6853 (init_emit): Do not initialize regno_decl.
6854 (init_emit_once): initialize reg_attrs_htab.
6855 * final.c (alter_subreg): Do not replace REG by SUBREG.
6856 (gen_mem_expr_from_op): Improve output.
6857 (output_asm_operands): Likewise.
6858 * function.c (assign_params): Do not set REGNO_DECL.
6859 * function.h (struct function): Kill regno_decl.
6861 * gengtype.c (adjust_field_rtx_def): Handle new field of reg.
6862 * print_rtl.c (print_rtx): Output REG information.
6863 * regclass.c (reg_scan_mark_refs): Update attrs.
6864 * reload1.c (alter_reg): Likewise.
6865 * simplify_rtx.c (simplify_subreg): Likewise.
6866 * stmt.c (expand_decl): Likewise.
6867 * rtl.def (REG): Add new field.
6868 * rtl.h (struct reg_attrs): New.
6869 (rtunion_def): At rtreg.
6870 (X0MEMATTR): Add checking.
6871 (X0REGATTR, REG_ATTRS, REG_EXPR, REG_OFFSET): New macro.
6872 (set_reg_attrs_from_mem, set_mem_attrs_from_reg, gen_rtx_REG_offset):
6874 * tree.h (SET_DECL_RTL): Call set_decl_rtl.
6876 2003-01-24 Bob Wilson <bob.wilson@acm.org>
6878 * config/xtensa/xtensa.c: Remove unused include of machmode.h.
6879 (xtensa_emit_call, print_operand): Fix printf format strings
6880 to avoid compile warnings.
6881 (xtensa_function_prologue, xtensa_function_epilogue): Change type
6882 of "size" argument to HOST_WIDE_INT to fix compile warnings.
6883 * config/xtensa/xtensa-protos.h
6884 (xtensa_function_prologue, xtensa_function_epilogue): Ditto.
6886 2003-01-24 Jan Hubicka <jh@suse.cz>
6888 * builtins.c (DEF_BUILTIN): Accept 10 arguments.
6889 (implicit_built_in_decls): New global array.
6890 (mathfn_built_in): New global function.
6891 (fold_trunc_transparent_mathfn): New static function
6892 (expand_builtin_strstr, expand_bultin_strchr,
6893 expand_builtin_strpbrk, expand_builtin_strcpy,
6894 expand_builtin_strncpy, expand_bultin_strcmp,
6895 expand_bultin_strncat, expand_builtin_fputs): Use
6896 implicint_built_in_decls.
6897 (fold_builtin): Fold floor/trunc/round/ceil/nearbyint.
6898 * builtins.def: Fix comments.
6899 (DEF_GCC_BUILTIN, DEF_FALLBACK_BUILTIN, DEF_EXT_FALLBACK_BUILTIN,
6900 DEF_LIB_BUILTIN, DEF_LIB_ALWAYS_BUILTIN, DEF_EXT_LIB_BUILTIN,
6901 DEF_C99_BULTIN, DEF_FRONT_END_LIB_BUILTIN,
6902 DEF_EXT_FRONT_END_LIB_BUILTIN): Pass implicit as needed.
6903 (DEF_C99_C90RES_BULTIN): New.
6904 (*f, *l builtins): Update.
6905 * c-common.c (DEF_BUILTIN): Initialize implicit array.
6906 (c_expand_builtin_printf, c_expand_builtin_fprintf): Update.
6907 * convert.c (strip_float_extensions): New global function.
6908 * tree.h (DEF_BUILTIN): Accept 10 arguments.
6909 (implicit_built_in_decls, mathfn_built_in, strip_float_extension):
6911 * java/builtins.c (define_builtin): Handle implicit.
6912 (DEF_BUILTIN): Update.
6913 * tm.texi (TARGET_C99_FUNCTIONS): Document.
6914 * defaults.h (TARGET_C99_FUNCTIONS): Default to 0.
6915 * config/linux.h (TARGET_C99_FUNCTIONS): Default to 1
6918 2003-01-24 Bob Wilson <bob.wilson@acm.org>
6920 * config.gcc (xtensa-*-elf*): Removed assignments to with_newlib,
6921 extra_parts, and fixincludes. Add xtensa/t-elf tmake_file.
6922 (xtensa-*-linux*): Add xtensa/t-linux tmake_file.
6923 * config/xtensa/crti.asm: New file.
6924 * config/xtensa/crtn.asm: New file.
6925 * config/xtensa/t-elf: New file.
6926 * config/xtensa/t-linux: New file.
6927 * config/xtensa/t-xtensa: Add rules for crti.o and crtn.o.
6928 Move various CFLAGS settings to new t-elf file.
6930 2003-01-24 Richard Henderson <rth@redhat.com>
6932 PR optimization/4382
6933 * tree-inline.c (find_builtin_longjmp_call_1): New.
6934 (find_builtin_longjmp_call): New.
6935 (inlinable_function_p): Use it.
6937 2003-01-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6939 * config/i386/i386-protos.h (function_arg_pass_by_reference): Declare.
6940 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use it.
6941 * config/i386/i386.c (function_arg_pass_by_reference): New.
6942 (ix86_va_arg): Support arguments passed by reference.
6944 2003-01-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6946 * cfgloopanal.c: New file.
6947 * cfgloopmanip.c: New file.
6948 * Makefile.in (cfgloopanal.o, cfgloopmanip.o): New.
6949 (toplev.o, loop.o, doloop.o, unroll.o, cfgloop.o, predict.o,
6950 cfglayout.o): Add dependency on cfgloop.h.
6951 (cfgloop.o): Add flags.h dependency.
6952 * basic-block.h (BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK): New flags.
6953 (VLS_EXPECT_PREHEADERS, VLS_EXPECT_SIMPLE_LATCHES): Removed.
6954 (struct loop, struct loops, flow_loops_find, flow_loops_update,
6955 flow_loops_free, flow_loops_dump, flow_loop_dump,
6956 flow_loop_scan, flow_loop_tree_node_add, flow_loop_tree_node_remove,
6957 LOOP_TREE,,LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6958 LOOP_ALL, flow_loop_outside_edge_p, flow_loop_nested_p,
6959 flow_bb_inside_loop_p, get_loop_body, loop_preheader_edge,
6960 loop_latch_edge, add_bb_to_loop, remove_bb_from_loops,
6961 find_common_loop, verify_loop_structure): Declarations moved to ...
6962 * cfgloop.h: New file.
6963 * bb-reorder.c (reorder_basic_blocks): Modified.
6964 * cfglayout.c: Include cfgloop.h.
6965 (cleanup_unconditional_jumps, cfg_layout_redirect_edge,
6966 cfg_layout_duplicate_bb, cfg_layout_initialize): Update loop structure.
6967 (break_superblocks): New static function.
6968 (cfg_layout_finalize): Use it.
6969 (cfg_layout_split_block): New function.
6970 * cfglayout.h (struct reorder_block_def): Add copy and duplicated
6972 (cfg_layout_initialize, cfg_layout_redirect_edge): Declaration
6974 (cfg_layout_split_block): Declare.
6975 * cfgloop.c: Include cfgloop.h and flags.h.
6976 (flow_loop_dump, flow_loops_free, flow_loop_exit_edges_find,
6977 get_loop_body): Avoid signed versus unsigned comparison warnings.
6978 (make_forwarder_block, flow_loops_find, loop_preheader_edge,
6979 loop_latch_edge): Modified.
6980 (verify_loop_structure): Modified to use flags stored in loop structure;
6981 check irreducible loops.
6982 (cancel_loop, cancel_loop_tree): New functions.
6983 (estimate_probability): Use loop analysis code for predictions.
6984 (estimate_loops_at_level): Avoid signed versus unsigned comparison
6986 * doloop.c: Include cfgloop.h.
6987 * loop.c: Include cfgloop.h.
6988 * predict.c: Include cfgloop.h.
6989 * toplev.c: Include cfgloop.h.
6990 * unroll.c: Include cfgloop.h.
6991 * tracer.c (tracer): Modified.
6993 2003-01-24 Kazu Hirata <kazu@cs.umass.edu>
6995 * config/h8300/h8300.c (get_shift_alg): Fix a typo.
6997 2003-01-24 Ulrich Weigand <uweigand@de.ibm.com>
6999 * configure.in (HAVE_AS_TLS): Add s390-*-* and s390x-*-* cases.
7000 * configure: Regenerate.
7002 * config/s390/s390-protos.h (tls_symbolic_operand): Add prototype.
7003 (tls_symbolic_reference_mentioned_p): Add prototype.
7004 (s390_tls_get_offset): Add prototype.
7005 (emit_pic_move): Remove prototype, replace by ...
7006 (emit_symbolic_move): .. this new prototype.
7008 * config/s390/s390.c (TARGET_HAVE_TLS): Conditionally define.
7009 (tls_model_chars): New global variable.
7010 (s390_encode_section_info): Encode TLS model.
7011 Use targetm.binds_local_p to check for local symbols.
7012 (s390_strip_name_encoding): New function.
7013 (TARGET_STRIP_NAME_ENCODING): Define.
7015 (get_thread_pointer): New function.
7016 (legitimize_tls_address): New function.
7017 (legitimize_address): Call it.
7018 (emit_pic_move): Remove, replace by ...
7019 (emit_symbolic_move): ... this new function.
7021 (larl_operand): Handle TLS operands.
7022 (legitimate_constant_p): Likewise.
7023 (s390_decompose_address): Likewise.
7024 (s390_cannot_force_const_mem): New function.
7025 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7027 (s390_output_symbolic_const): Handle TLS unspecs.
7028 (print_operand): New code 'J'.
7029 (machine_function): Add struct member 'some_ld_name'.
7030 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
7032 (enum s390_builtin): New type.
7033 (code_for_builtin_64, code_for_builtin_31): New global variables.
7034 (s390_init_builtins, s390_expand_builtin): New functions.
7035 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
7037 * config/s390/s390.h (TLS_SYMBOLIC_CONST): New macro.
7038 (ASM_OUTPUT_LABELREF): Define.
7039 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Handle TLS constants.
7041 * config/s390/s390.md: Define TLS UNSPEC constants.
7042 ("movdi", "movsi"): Handle TLS operands.
7043 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): New insns.
7044 ("*tls_load_64", "*tls_load_31"): New insns.
7045 ("call_value_tls", "call_value_tls_exp"): New expanders.
7046 ("brasl_tls", "bras_tls", "basr_tls_64", "basr_tls_31",
7047 "bas_tls_64", "bas_tls_31"): New insns.
7049 2003-01-24 Nathan Sidwell <nathan@codesourcery.com>
7051 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Make sure
7052 spe ABI is configured, if requested.
7054 2003-01-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7056 * doc/passes.texi: Fix typo.
7058 2003-01-24 Andreas Schwab <schwab@suse.de>
7060 * stor-layout.c (excess_unit_span): Only define if used.
7062 2003-01-24 Jerry Quinn <jlquinn@optonline.net>
7064 * gcc/doc/invoke.texi (Optimization Options): List -O levels
7065 for each optimization flag.
7067 2003-01-24 Kazu Hirata <kazu@cs.umass.edu>
7069 * config/h8300/h8300.md (*andsi3_ashift_n_lower): New.
7071 2003-01-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7073 * doc/bugreport.texi: Use @command instead of @code for commands.
7074 * doc/collect2.texi: Likewise.
7075 * doc/headerdirs.texi: Likewise.
7076 * doc/invoke.texi: Likewise.
7077 * doc/standards.texi: Likewise.
7078 * doc/tm.texi: Likewise.
7079 * doc/trouble.texi: Likewise.
7081 2003-01-24 Nick Clifton <nickc@redhat.com>
7083 * config/arm/arm.c (use_return_insn): Do not use a single return
7084 instruction for interrupt handelrs which have to create a stack
7086 (arm_expand_prologue): Do not pre-bias the return address of
7087 interrupt handlers which create a stack frame.
7089 2003-01-24 Nick Clifton <nickc@redhat.com>
7093 2002-08-12 Alexandre Oliva <aoliva@redhat.com>
7095 * config/sh/sh.c (output_branch) [TARGET_SH2E]: Handle
7096 med_cbranches. Fix logic in short_cbranches.
7098 2002-04-03 Alexandre Oliva <aoliva@redhat.com>
7100 * config/sh/sh.md (delay for cbranch): Don't annul delay
7102 * config/sh/sh.c (sh_insn_length_adjustment): Add 2 for
7103 cbranch with unfilled delay slot on SH2e.
7104 (output_branch): Fill with a nop the delay slot of a
7105 branch that required a delay slot but didn't get one.
7107 2002-04-02 Alexandre Oliva <aoliva@redhat.com>
7109 * doc/invoke.texi (SH options): Document -m2e.
7110 * config/sh/crt1.asm: Add __SH2E__ Next to __SH3E__.
7111 * config/sh/lib1funcs.asm: Likewise.
7112 * config/sh/sh.c: Replace all uses of TARGET_SH3E with SH2E.
7113 * config/sh/sh.h (CPP_SPEC): Define __SH2E__ for -m2e, and
7115 (CONDITIONAL_REGISTER_USAGE): Don't disable FP regs from
7117 (SH3E_BIT): Renamed to...
7118 (SH_E_BIT): ... this. Replace all uses.
7119 (TARGET_SH2E): Define from SH_E_BIT and TARGET_SH2.
7120 Replace all uses of TARGET_SH3E with TARGET_SH2E.
7121 (TARGET_SWITCHES): Added 2e.
7122 (OVERRIDE_OPTIONS): Set sh_cpu for SH2E.
7123 (processor_type): Added PROCESSOR_SH2E.
7124 * config/sh/sh.md: Replace all uses of TARGET_SH3E with
7125 TARGET_SH2E, except in sqrtsf2_i.
7126 (attribute cpu): Added sh2e.
7127 * config/sh/t-sh (MULTILIB_OPTIONS): Replace m3e with m2e.
7128 (MULTILIB_MATCHES): Use m2e multilib for m3e.
7129 * config.gcc: Add sh2e target support.
7131 2003-01-24 Phil Edwards <pme@gcc.gnu.org>
7133 Rename -W to -Wextra.
7134 * c-decl.c: Update comments.
7135 * c-typeck.c: Likewise.
7136 * flags.h: Likewise.
7137 * function.c: Likewise.
7139 * toplev.c: Update comments.
7140 (W_options): Add 'extra'.
7141 (display_help): Remove '-W'.
7142 (decode_W_option): Special warn_uninitialized treatment in the case
7144 * doc/invoke.texi: Update with new entries.
7146 2003-01-23 Richard Henderson <rth@redhat.com>
7148 * ifcvt.c (noce_process_if_block): Re-add check vs X being changed
7149 in no-else-block case. Add commentary.
7151 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7153 * configure.in: Revert last change.
7155 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7157 * configure.in: Don't include ansidecl.h in tconfig.h.
7158 * gcov-io.h (PARAMS, ATTRIBUTE_UNUSED: Define if IN_LIBGCC2.
7159 * unwind-dw2-fde.h (last_fde): Use __attribute__, not
7162 * configure: Regenerate.
7164 2003-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7167 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Don't destroy
7168 regs->nip. Fix rt_sigreturn frame layout. Add support for newer
7171 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7173 * cpplex.c (cpp_interpret_charconst): Squelch warning with cast.
7175 2003-01-23 Ulrich Weigand <uweigand@de.ibm.com>
7177 * genattrtab.c (write_attr_get): Mark 'insn' paramter
7178 as ATTRIBUTE_UNUSED.
7180 2003-01-23 Richard Earnshaw <rearnsha@arm.com>
7182 * arm.c (thumb_base_register_rtx_p): New function.
7183 (thumb_index_register_rtx_p): New function.
7184 (thumb_legitimate_address_p): New function.
7185 (thumb_legitimate_offset_p): New function.
7186 * arm.h (REG_STRICT_P): Define according to setting of REG_OK_STRICT.
7187 (ARM_GO_IF_LEGITIMATE_ADDRESS): Use REG_STRICT_P to avoid duplicate
7189 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Use thumb_legitimate_address_p.
7190 (THUMB_LEGITIMATE_OFFSET): Delte.
7191 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use thumb_legitimate_offset.
7192 * arm-protos.h (thumb_legitimate_address_p): Add prototype.
7193 (thumb_legitimate_offset_p): Likewise.
7195 2003-01-23 Andreas Schwab <schwab@suse.de>
7197 * unwind.h (_Unwind_GetTextRelBase): Mark parameter as unused.
7199 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7201 * fixinc/Makefile.in (FL_LIST): Revert last change.
7203 2003-01-23 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7206 * invoke.texi (ftest-coverage): Fix broken cross-reference.
7207 Change @code to @command for gcov command.
7209 * gcc.texi: Adjust title of gcov section.
7211 * gcov.texi: Likewise.
7213 2003-01-22 Roger Sayle <roger@eyesopen.com>
7215 PR optimization/8423
7216 * cse.c (fold_rtx): Only eliminate a CONSTANT_P_RTX to 1 when
7217 its argument is constant, or 0 if !flag_gcse.
7218 * simplify-rtx.c (simplify_rtx): Convert CONSTANT_P_RTX to 1
7219 if it's argument is constant.
7220 * gcse.c (want_to_gcse_p): Ignore CONSTANT_P_RTX nodes.
7221 (hash_scan_set): Don't record CONSTANT_P_RTX expressions.
7222 (do_local_cprop): Don't propagate CONSTANT_P_RTX constants.
7223 * builtins.c (purge_builtin_constant_p): New function to force
7224 instantiation of any remaining CONSTANT_P_RTX nodes.
7225 * rtl.h (purge_builtin_constant_p): Prototype here.
7226 * toplev.c (rest_of_compilation): Invoke purge_builtin_constant_p
7227 pass after GCSE and before loop.
7228 (flag_gcse): No longer static.
7229 * flags.h (flag_gcse): Prototype here.
7231 2003-01-22 Ulrich Weigand <uweigand@de.ibm.com>
7233 * config/s390/s390.h (HARD_REGNO_MODE_OK): Fix warning regression
7234 introduced by last change.
7236 2003-01-22 Andreas Schwab <schwab@suse.de>
7238 * ra-rewrite.c (rewrite_program2): Initialize bb to avoid warning.
7240 2003-01-22 Kazu Hirata <kazu@cs.umass.edu>
7242 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Don't
7243 request a scratch reg on H8S when the shift count is 8.
7245 2003-01-22 Ulrich Weigand <uweigand@de.ibm.com>
7247 * config/s390/s390-protos.h (preferred_la_operand_p):
7248 Remove second parameter.
7249 * config/s390/s390.c (preferred_la_operand_p): Likewise.
7250 * config/s390/s390.h (FRAME_REGNO_P, FRAME_REG_P): New macros.
7251 (HARD_REGNO_MODE_OK): Use FRAME_REGNO_P.
7252 * config/s390/s390.md ("*la_cc_64", "*la_cc_31", splitters): Remove.
7253 Add peepholes to transform ADD to LOAD ADDRESS.
7255 2003-01-22 Richard Earnshaw <rearnsha@arm.com>
7257 * arm.c (arm_address_register_rtx_p): New function.
7258 (arm_legitimate_address_p): New function.
7259 (arm_legitimate_index_p): New function.
7260 (legitimize_pic_address): Use arm_legitimate_index_p.
7261 * arm-protos.h (arm_legtimate_address_p): Add prototype.
7262 * arm.h (ARM_GO_IF_LEGITIMATE_INDEX): Delete.
7263 (ARM_GO_IF_LEGITIMATE_ADDRESS): Call arm_legitimate_address_p.
7265 2003-01-22 Hartmut Penner <hpenner@de.ibm.com>
7267 * config/s390/s390.md (floatdfdi2): Insn has type 'itof'.
7268 * config/s390/2064.md (define_bypass): Correct 'Load' and
7269 'Load-address' bypass values.
7271 2003-01-22 Andreas Schwab <schwab@suse.de>
7273 * config/ia64/t-ia64 (insn-attrtab.o-warn): Define as -Wno-error.
7275 2003-01-21 Zack Weinberg <zack@codesourcery.com>
7277 * genautomata.c (output_internal_insn_latency_func,
7278 output_print_reservation_func): Short circuit when there is no
7279 automaton to generate code for.
7281 2003-01-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7283 * Makefile.in (ssa-ccp.o): Depend on coretypes.h $(TM_H).
7284 (df.o): Delete duplicate dependency on coretypes.h $(TM_H).
7286 2003-01-21 Geoffrey Keating <geoffk@apple.com>
7288 * config/rs6000/rs6000.md: Remove warning.
7289 (builtin_setjmp_receiver): Likewise.
7290 * config/darwin.c (update_stubs): Slightly improve terrible hack
7291 with identifiers. Add comment pointing out problems with it.
7292 (update_non_lazy_ptrs): Likewise.
7294 2003-01-21 Richard Henderson <rth@redhat.com>
7296 * dwarf2out.c (lookup_filename): Fix printf format warning.
7297 * system.h (fread_unlocked, fwrite_unlocked): Undef.
7299 * fixinc/Makefile.in (FL_LIST): Add $($@-warn) hook.
7300 (fixincl.o-warn, gnu-regex.o-warn): New.
7301 * fixinc/fixfixes.c (FIX_PROC_HEAD): Mark parameters unused.
7302 * fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Likewise.
7303 * fixinc/fixincl.c (process): Fix printf format warning.
7305 2003-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7307 * dwarf2out (output_file_names): Don't crash if called
7308 with empty file_table.
7310 2003-01-21 Zack Weinberg <zack@codesourcery.com>
7312 * genautomata.c (output_internal_insn_latency_func): Add
7313 missing break statement to generated code.
7315 2003-01-21 Roger Sayle <roger@eyesopen.com>
7317 * stmt.c (same_case_target_p): New function to determine whether
7318 two case labels branch to the same target. Split out from...
7319 (group_case_nodes): ... here. Use same_case_target_p instead.
7320 (strip_default_case_nodes): Remove explicit case nodes
7321 that branch to the default destination.
7322 (expand_end_case_type): Call strip_default_case_nodes after
7323 group_case_nodes, to simplify the case-list before we count it.
7324 Only generate table_label RTX when actually needed. Try to share
7325 thiscase->exit_label and thiscase->data.case_stmt.default_label
7326 when a switch has no explicit default case. Simplify test for
7329 2003-01-21 Kazu Hirata <kazu@cs.umass.edu>
7331 * config/h8300/h8300.md (*negsf2_h8300): Use \\t instead of
7333 (*negsf2_h8300hs): Likewise.
7334 (*addsi3_lshiftrt_16_zexthi): Likewise.
7335 (*iorhi3_lshiftrt_8): Likewise.
7337 2003-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7339 * dwarf2out.c (fde_table_in_use): Mark GTY.
7340 (dwarf2out_cfi_label_num): New variable, marked GTY.
7341 (dwarf2out_cfi_label): Use it instead of static label_num.
7342 * emit-rtl.c (label_num): Mark GTY.
7344 2003-01-21 Kazu Hirata <kazu@cs.umass.edu>
7346 * config/h8300/h8300.c (output_plussi): Support H8/300.
7347 (compute_plussi_length): Likewise.
7348 (compute_plussi_cc): Likewise.
7349 * config/h8300/h8300.md (addsi_h8300): Use output_plussi to
7350 output assembly instructions.
7352 2003-01-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7354 * calls.c (fix_unsafe_tree): Prototype.
7356 * Makefile.in (GCC_WARN_CFLAGS): Add $(WERROR) $($@-warn)
7357 (gtype-desc.o-warn, c-decl.o-warn, varasm.o-warn, gcc.o-warn,
7358 insn-conditions.o-warn, out_object_file, gengtype-yacc.o-warn,
7359 c-parse.o-warn): Add -Wno-error.
7360 (STAGE2_FLAGS_TO_PASS): Add WERROR="@WERROR@".
7362 * configure.in (--enable-werror): Add new flag.
7363 * doc/install.texi (--enable-werror): Document.
7364 * configure: Regenerate.
7366 * objc/Make-lang.in (objc/objc-parse.o-warn): Add -Wno-error.
7368 2003-01-21 Andreas Schwab <schwab@suse.de>
7370 * genautomata.c (output_internal_insn_latency_func): Fix missing
7371 close paren in output.
7373 2003-01-21 Zack Weinberg <zack@codesourcery.com>
7375 * genautomata.c: Space savings in generated code:
7376 (output_dfa_insn_code_func): Split out the table-enlargement
7377 path to an out-of-line static function, dfa_insn_code_enlarge.
7378 (output_internal_insn_latency_func): Use a lookup table for the
7380 (output_print_reservation_func): Use a lookup table for the
7383 2003-01-21 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7386 * calls.c (fix_unsafe_tree): Split out from ...
7387 (expand_call): ... here. Use it on the function address too.
7389 2003-01-20 Richard Henderson <rth@redhat.com>
7391 * expr.h (default_must_pass_in_stack): Move decl outside ifdef.
7393 2003-01-20 Richard Henderson <rth@redhat.com>
7396 * stmt.c (expand_asm_operands): Validize memory operands.
7398 2003-01-20 Richard Henderson <rth@redhat.com>
7401 * ifcvt.c (noce_process_if_block): Correct arguments to
7402 modified_between_p for no-else-block case.
7404 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
7406 * config/h8300/h8300.c (const_costs): Remove a warning.
7407 (output_plussi): Likewise.
7408 (compute_plussi_length): Likewise.
7409 (compute_plussi_cc): Likewise.
7411 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
7413 * config/h8300/h8300.md (addsi_h8300): Remove the last
7416 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
7418 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
7420 2003-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7422 * system.h (__NO_STRING_INLINES): Define.
7424 2003-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7426 * ifcvt.c (noce_emit_store_flag): Don't emit store flag if mode of x
7427 is not a scalar int mode.
7429 2003-01-20 Roger Sayle <roger@eyesopen.com>
7431 * cse.c (cse_insn): Avoid RTL sharing when updating the RETVAL
7432 insn's notes following a substitution inside a libcall.
7434 2003-01-20 Zack Weinberg <zack@codesourcery.com>
7436 * configure.in: Check for system-provided 'uchar' type.
7437 * configure, config.in: Regenerate.
7438 * cpphash.h: Only typedef 'uchar' if the system doesn't.
7440 2003-01-20 Richard Henderson <rth@redhat.com>
7442 * expr.h (MUST_PASS_IN_STACK): Move implementation...
7443 * calls.c (default_must_pass_in_stack): ... here.
7445 2003-01-20 Vladimir Makarov <vmakarov@redhat.com>
7447 * genattrtab.h (INSN_ALTS_FUNC_NAME): Move it from genautomata.c.
7449 * genautomata.c (INSN_ALTS_FUNC_NAME): Move it into genattrtab.h.
7451 * genattr.c (main): Output default definition of AUTOMATON_ALTS.
7452 Wrap up definition of `insn_alts'.
7454 * genattrtab.c (main): Wrap up `insn_alts'.
7456 2003-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7458 * collect2.c (ldgetname): Check HAVE_DECL_LDGETNAME before
7460 * configure.in: Check for <ldfcn.h> and ldgetname() prototype.
7462 * config.in, configure: Regenerate.
7464 2003-01-20 Nick Clifton <nickc@redhat.com>
7466 * config/arm/arm.md (sibcall_epilogue): Add an
7467 UNSPEC_PROLOGUE_USE to prevent the link register from being
7470 2003-01-20 Jan Hubicka <jh@suse.cz>
7472 * i386.md (SSE cmov splitter): Handle memory operand in operand 5.
7474 2003-01-20 Andreas Schwab <schwab@suse.de>
7476 * system.h: Don't declare strsignal if the decl test hasn't been
7479 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
7481 * config/h8300/h8300.c (notice_update_cc): Don't assume that
7482 recog_data.operands[0] is always associated with cc0.
7484 2003-01-19 David Edelsohn <edelsohn@gnu.org>
7486 * collect2.c (ldgetname): Expand declaration to prototype.
7487 * read-rtl.c (atoll): Add prototype.
7488 * system.h (strsignal): Also declare if no declaration found.
7490 2003-01-19 Alexandre Oliva <aoliva@redhat.com>
7492 * config.gcc (mips64*-*-linux*): Added.
7493 * config/mips/linux64.h, config/mips/t-linux64: New file.
7494 * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Define.
7495 * config/mips/mips.c (override_options): Use it.
7496 * config/mips/mips.h (TARGET_SWITCHES): Added...
7497 (SUBTARGET_TARGET_SWITCHES): New, empty by default.
7498 * Makefile.in (SPECS): New.
7499 (STAGESTUFF, specs, mostlyclean, install-common): Use it.
7500 * gcc.c (process_command): Move self-spec processing past spec
7502 * doc/tm.texi (DRIVER_SELF_SPECS): Document the change.
7503 * doc/fragments.texi (MULTILIB_EXTRA_OPTS): Document need for
7506 * doc/invoke.texi (-mabi-fake-default): Document.
7508 2003-01-19 Stephane Carrez <stcarrez@nerim.fr>
7510 * config/m68hc11/m68hc11.c (stack_push_word, stack_pop_word,
7511 z_reg, z_reg_qi): Declare static and GTY().
7513 (create_regs_rtx): Don't create da_reg.
7514 ("gt-m68hc11.h"): Include for GTY roots.
7515 * config/m68hc11/m68hc11.h (ix_reg, iy_reg, d_reg): Declare extern
7517 (m68hc11_compare_op0, m68hc11_compare_op1): Likewise.
7518 (m68hc11_soft_tmp_reg): Likewise.
7519 * config/m68hc11/m68hc11-protos.h: Remove above declarations.
7521 2003-01-18 Kazu Hirata <kazu@cs.umass.edu>
7523 * basic-block.h: Fix comment formatting.
7524 * calls.c: Likewise.
7525 * combine.c: Likewise.
7526 * convert.c: Likewise.
7528 * haifa-sched.c: Likewise.
7529 * libgcc2.c: Likewise.
7531 * profile.c: Likewise.
7532 * system.h: Likewise.
7534 2003-01-18 Roger Sayle <roger@eyesopen.com>
7536 * config/pa/pa.md (muldi3): Avoid invalid sharing of SUBREG RTXs.
7538 2003-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7540 * ra-build.c (undef_to_size_word): Avoid `switch' warning.
7542 2003-01-17 Dale Johannesen <dalej@apple.com>
7544 * config/rs6000/rs6000.md (*floatsidf2_internal): Add earlyclobbers.
7545 (*floatunssidf2_internal): Ditto.
7547 2003-01-17 Kazu Hirata <kazu@cs.umass.edu>
7549 * alias.c: Fix comment typos.
7550 * basic-block.h: Likewise.
7551 * c-common.c: Likewise.
7552 * c-common.h: Likewise.
7553 * c-decl.c: Likewise.
7554 * c-opts.c: Likewise.
7555 * c-pragma.c: Likewise.
7556 * c-pretty-print.h: Likewise.
7558 * cfganal.c: Likewise.
7559 * cfgbuild.c: Likewise.
7560 * cfgcleanup.c: Likewise.
7561 * cfglayout.c: Likewise.
7562 * cfgrtl.c: Likewise.
7563 * convert.c: Likewise.
7564 * cpphash.h: Likewise.
7565 * cpplex.c: Likewise.
7566 * cpplib.h: Likewise.
7568 * diagnostic.c: Likewise.
7569 * diagnostic.h: Likewise.
7570 * dwarf2.h: Likewise.
7572 2003-01-17 Stan Shebs <shebs@apple.com>
7574 * config/darwin-protos.h: Forward-declare struct cpp_reader.
7576 2003-01-17 Douglas B Rupp <rupp@gnat.com>
7578 * config/alpha/alpha.c (alpha_need_linkage): Fix obvious
7579 mistake in last checkin.
7581 2003-01-17 Kazu Hirata <kazu@cs.umass.edu>
7583 * et-forest.c: Fix comment typos.
7584 * et-forest.h: Likewise.
7585 * except.c: Likewise.
7587 * flags.h: Likewise.
7591 * genattrtab.c: Likewise.
7592 * genautomata.c: Likewise.
7593 * gengtype.c: Likewise.
7594 * genrecog.c: Likewise.
7595 * global.c: Likewise.
7596 * gthr-rtems.h: Likewise.
7598 2003-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7600 * i386.c (x86_function_profiler): Fix format specifier.
7602 2003-01-17 Richard Henderson <rth@redhat.com>
7604 * gengtype.c (walk_type): Allow paramN_is.
7606 2003-01-17 Nick Clifton <nickc@redhat.com>
7608 * config/i960/t-960bare (i960-c.o): Add missing newline escape.
7610 2003-01-16 Richard Henderson <rth@redhat.com>
7612 * config/alpha/linux-elf.h (LIB_SPEC): Adjust inter-option spacing.
7614 2003-01-16 Richard Henderson <rth@redhat.com>
7616 * config/alpha/alpha.c (alpha_sr_alias_set): Mark GTY.
7617 (alpha_next_sequence_number): Likewise.
7618 (alpha_this_literal_sequence_number): Likewise.
7619 (alpha_this_gpdisp_sequence_number): Likewise.
7620 (struct alpha_funcs, alpha_funcs_num): Likewise.
7621 (struct alpha_links): Fix branch merge error.
7622 (alpha_need_linkage, alpha_use_linkage): Use GC for alpha_funcs.
7624 2003-01-17 Alexandre Oliva <aoliva@redhat.com>
7626 * config/mips/mips.h: Don't use #elif. Reported by Kaveh
7629 2003-01-16 Kazu Hirata <kazu@cs.umass.edu>
7631 * ifcvt.c: Fix comment typos.
7633 * libgcc2.c: Likewise.
7634 * local-alloc.c: Likewise.
7636 * predict.c: Likewise.
7637 * ra-build.c: Likewise.
7639 * ra-colorize.c: Likewise.
7641 * ra-rewrite.c: Likewise.
7642 * regmove.c: Likewise.
7643 * reload.h: Likewise.
7644 * rtlanal.c: Likewise.
7645 * toplev.c: Likewise.
7647 * unwind-dw2-fde-glibc.c: Likewise.
7648 * vmsdbgout.c: Likewise.
7650 2003-01-16 Richard Henderson <rth@redhat.com>
7652 * dwarf2out.c (struct file_table): Remove.
7653 (FILE_TABLE_INCREMENT): Remove.
7654 (file_table): Make a varray; mark for GC. Update all users.
7655 (file_table_last_lookup_index): Extract from struct file_table.
7656 (output_file_names): Fix unsigned compare warnings.
7657 (add_name_attribute): Remove inline marker.
7658 (add_comp_dir_attribute): Split out from gen_compile_unit_die.
7659 (lookup_filename): Don't manage size of file_table.
7660 (init_file_table): Allocate file_table with GC.
7661 (dwarf2out_init): Don't record main_input_filename here.
7662 (dwarf2out_finish): Do it here instead.
7664 2003-01-16 Bruce Korb <bkorb@gnu.org>
7666 * gcc/fixinc/inclhack.def(limits_ifndef): QNX needs a bypass, too.
7668 2003-01-16 Kaz Kojima <kkojima@gcc.gnu.org>
7670 * config/sh/sh.c (sh_initialize_trampoline): Emit rotrdi3_mextr
7671 instead of rotldi3_mextr.
7673 2003-01-16 Vladimir Makarov <vmakarov@redhat.com>
7675 * haifa-sched.c (move_insn): Restore moving all schedule group.
7676 (set_priorities): Restore taking SCHED_GROUP_P into account.
7678 * sched-deps.c (add_dependence): Restore processing the last group
7680 (remove_dependence, group_leader): Restore the functions.
7681 (set_sched_group_p): Restore adding dependencies from previous insn
7683 (compute_forward_dependences): Restore usage of group_leader.
7685 * sched-ebb.c (init_ready_list): Restore taking SCHED_GROUP_P into
7688 * sched-rgn.c (init_ready_list): Restore taking SCHED_GROUP_P into
7690 (can_schedule_ready_p): Ditto.
7691 (add_branch_dependences): Restore skipping over the group insns.
7693 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
7695 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix handling
7696 68HC12 pre/post inc/dec side effects.
7698 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
7700 * config/m68hc11/m68hc11.h (MASK_M6812): Define.
7702 2003-01-16 J"orn Rennecke <amylaar@onetel.net.uk>
7704 * sh.md (mshflo_w_x): Fix description of operation.
7706 2003-01-16 Zack Weinberg <zack@codesourcery.com>
7708 * config/rs6000/rs6000.h: Mention Altivec registers in
7709 commentary. Fix typo.
7711 2003-01-16 David Edelsohn <edelsohn@gnu.org>
7713 * config/rs6000/rs6000.md (movti_string): Remove clobber.
7714 * config/rs6000/rs6000.c (rs6000_emit_move, TImode): Explicitly
7715 generate PARALLEL with clobber for TARGET_POWER.
7717 2003-01-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7719 * ra-colorize.c (colorize_one_web): Initialize variable.
7720 * regmove.c (fixup_match_1): Likewise.
7721 * reload1.c (reload_as_needed): Likewise.
7722 * sdbout.c (SET_KNOWN_TYPE_TAG): Add cast.
7724 2003-01-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7726 * cfgloop.c (flow_loops_find): Fix handling of abnormal edges.
7728 2003-01-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7730 * dbxout.c (lastfile, cwd): Fix `unused' warning.
7731 * dwarf2out.c (fde_table_in_use, current_funcdef_fde,
7732 dw_cfi_oprnd1_desc, dw_cfi_oprnd2_desc, next_die_offset,
7733 is_main_source, file_table, decl_die_table_in_use,
7734 abbrev_die_table_in_use, line_info_table_in_use,
7735 separate_line_info_table_in_use, pubname_table_in_use,
7736 arange_table_in_use, ranges_table_in_use,
7737 current_function_has_inlines): Likewise.
7738 * flow.c (life_analysis): Likewise.
7739 * genemit.c (gen_insn): Likewise.
7740 * protoize.c (cplus_suffix): Likewise.
7742 * arm.c (ROUND_UP_WORD): Renamed from ROUND_UP.
7743 * arm.h (ROUND_UP_WORD): Likewise.
7745 * arm.h (CONDITIONAL_REGISTER_USAGE): Avoid signed/unsigned
7747 * emit-rtl.c (gen_rtx_REG, set_mem_attributes_minus_bitpos,
7748 init_emit_once): Likewise.
7749 * flow.c (mark_regs_live_at_end, calculate_global_regs_live):
7751 * function.c (assign_stack_temp_for_type): Likewise.
7752 * loop.c (loop_invariant_p): Likewise.
7753 * recog.c (push_operand): Likewise.
7754 * regclass.c (init_reg_sets_1): Likewise.
7755 * reload.c (update_auto_inc_notes): Likewise.
7756 * reload1.c (reload_as_needed, emit_input_reload_insns): Likewise.
7757 * stmt.c (expand_asm_operands): Likewise.
7758 * stor-layout.c (start_record_layout): Likewise.
7760 2003-01-16 Herman A.J. ten Brugge <hermantenbrugge@home.nl>
7762 * config/c4x/c4x.md (epilogue): Correct last patch.
7764 2003-01-15 Richard Henderson <rth@redhat.com>
7766 * config/alpha/alpha.c (find_lo_sum_using_gp): Rename from find_lo_sum;
7767 also check that GP is being used.
7768 (alpha_find_lo_sum_using_gp): New.
7769 (alpha_does_function_need_gp): Use get_attr_usegp.
7770 * config/alpha/alpha-protos.h: Update.
7771 * config/alpha/alpha.md (attr usegp): New. Annotate patterns
7774 2003-01-15 Roger Sayle <roger@eyesopen.com>
7776 * gcse.c (one_cprop_pass): Change function arguments to take both
7777 cprop_jumps and bypass_jumps flags instead of just alter_jumps.
7778 (gcse_main): Update calls to one_cprop_pass, disabling bypassing.
7779 (bypass_jumps): New function to perform separate jump bypassing pass.
7780 * rtl.h (bypass_jumps): Add function prototype.
7781 * timevar.def (TV_BYPASS): New timing variable.
7782 * toplev.c (enum dump_file_index): Add new entry DFI_bypass.
7783 (dump_file): New entry for the bypass RTL dump file.
7784 (rest_of_compilation): Insert new jump bypassing optimization
7786 * doc/passes.texi: Document new pass.
7788 2003-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
7790 * som.h (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY,
7791 ASM_WEAKEN_LABEL, GTHREAD_USE_WEAK): Define.
7792 * pa.h (TARGET_SOM_SDEF): Define.
7793 * pa-hpux11.h (TARGET_SOM_SDEF): Define.
7795 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
7797 * config/m68hc11/m68hc11.c (expand_prologue): Use push/pop to
7798 allocate 4-bytes of locals on 68HC11.
7799 (expand_epilogue): Likewise.
7800 (m68hc11_memory_move_cost): Increase cost of HI/QI soft registers.
7802 2003-01-15 Stephane Carrez <stcarrez@nerim.fr>
7804 * config/m68hc11/m68hc11.h (ASM_SPEC): Handle -m68hcs12; Pass -mshort
7805 and -mshort-double to the assembler to specify the ABI.
7806 (LINK_SPEC): Likewise.
7807 (CPP_SPEC): Pass HCS12 specific define.
7808 (MASK_M68S12): New define.
7809 (TARGET_M68S12): Likewise.
7810 (TARGET_SWITCHES): New options -m68hcs12 and -m68S12.
7811 (TARGET_VERSION): Update.
7812 * config/m68hc11/m68hc12.h (CPP_SPEC): Pass HCS12 specific define.
7813 (LINK_SPEC): Update.
7815 * config/m68hc11/m68hc11.c (m68hc11_asm_file_start): Update.
7816 * doc/invoke.texi (M68hc1x Options): Document -m68hcs12.
7818 2003-01-15 Stephane Carrez <stcarrez@nerim.fr>
7820 * config/m68hc11/m68hc11.md ("return"): Use emit_jump_insn to emit
7823 2003-01-15 Josef Zlomek <zlomekj@suse.cz>
7825 * cfganal.c (set_edge_can_fallthru_flag): Clear the EDGE_CAN_FALLTHRU
7826 flag before setting it.
7828 2003-01-15 Roger Sayle <roger@eyesopen.com>
7830 * c-semantics.c (genrtl_while_stmt): Improve initial RTL generation
7831 when loop condition is known true, i.e. "while (1) { ... }".
7832 (genrtl_for_stmt): Similarly for "for" statements.
7834 2003-01-15 Roger Sayle <roger@eyesopen.com>
7836 * real.c (real_sqrt): Return a bool result indicating whether
7837 a floating point exception or trap should be raised.
7838 * real.h (real_sqrt): Update function prototype.
7839 * builtins.c (fold_builtin): Only fold non-trapping square
7840 roots unless we're ignoring errno and trapping math.
7842 2003-01-15 John David Anglin <dave.anglin@nrc.gc.ca>
7844 * expr.h (emit_conditional_add): Add PARAMS to declaration.
7845 * gengtype-lex.l (malloc, realloc): Move defines after include of
7846 system.h. Remove duplicate include of system.h.
7848 2003-01-15 Roger Sayle <roger@eyesopen.com>
7851 * optabs.c (expand_unop): When manipulating the FP sign bit
7852 using integer operations, account for targets with different
7853 integer and FP word orders.
7854 (expand_abs): Likewise.
7856 2003-01-15 David Edelsohn <edelsohn@gnu.org>
7858 * config/rs6000/rs6000.c (rs6000_gen_section_name): Do not include
7859 file extension in section name.
7861 2003-01-15 Richard Earnshaw <rearnsha@arm.com>
7863 * flow.c (find_auto_inc): Also try to generate a PRE_MODIFY with
7866 2003-01-15 Richard Earnshaw <rearnsha@arm.com>
7868 * arm.h (HAVE_PRE_MODIFY_DISP, HAVE_PRE_MODIFY_REG): Define.
7869 (HAVE_POST_MODIFY_DISP, HAVE_POST_MODIFY_REG): Define.
7870 (ARM_GO_IF_LEGITIMATE_ADDRESS): Handle pre/post-modify addresses.
7871 (ARM_PRINT_OPERAND_ADDRESS): Likewise.
7873 2003-01-15 Jan Hubicka <jh@suse.cz>
7876 * global.c (struct allocno): Add no_stack_reg.
7877 (global_conflicts): Set no_stack_reg.
7880 * convert.c (convert_to_real): Fold - and abs only when profitable.
7881 * fold-const.c (fold): Fold truncates in - and abs.
7883 2003-01-15 Josef Zlomek <zlomekj@suse.cz>
7885 Segher Boessenkool <segher@koffie.nl>
7887 * predict.c (real_inv_br_prob_base): New variable.
7888 (propagate_freq): Use multiply by reciprocal instead of
7889 division. Don't divide by 1.0 at all.
7890 (estimate_bb_frequencies): Similar.
7892 2003-01-15 Alexandre Oliva <aoliva@redhat.com>
7894 * configure.in (libgcc_visibility): Force disabled on IRIX 6 too.
7895 * configure: Rebuilt.
7897 2003-01-15 Hartmut Penner <hpenner@de.ibm.com>
7899 * config/s390/s390.c (s390_safe_attr_type): New function.
7900 (s390_use_dfa_pipeline_interface): New function, return true for z900.
7901 (s390_issue_rate): New function.
7902 (s390_agen_dep_p): New function.
7903 (addr_generation_dependency_p): Use 's390_safe_attr_type'.
7904 (s390_adjust_cost): Return 'cost' if new DFA is used.
7905 (s390_adjust_priority): Delete function.
7906 * config/s390/s390-protos.h: (s390_agen_dep_p): New prototype.
7907 * config/s390/s390.md (atype attribute): Attribute 'atype' default
7908 determined by 'op_type'.
7909 (type attribute): Added more type attributes.
7910 * config/s390/2064.md: New DFA description for z900 pipeline.
7912 2003-01-15 Alexandre Oliva <aoliva@redhat.com>
7914 * config/i386/i386.c (ix86_expand_vector_move): Validize constant
7915 forced to memory. Fixes PR bootstrap/9036.
7917 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Define so as
7918 to set $gp before the call.
7920 2003-01-14 Richard Henderson <rth@redhat.com>
7922 * config/alpha/alpha.c (alpha_expand_mov): Use correct mode
7923 for force_const_mem.
7925 2003-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7927 * genattr.c (main): Rearrange output to avoid prototype warning.
7928 * genautomata.c (transform_3): Fix ambiguous-else warning.
7929 * local-alloc.c (requires_inout): Add parentheses around
7930 assignment used as truth-value.
7931 * timevar.c: Move system includes above local includes. Include
7933 * Makefile.in (timevar.o): Depend on toplev.h.
7935 2003-01-14 Denis Chertykov <denisc@overta.ru>
7937 * config/ip2k/ip2k.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
7938 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
7940 * config/ip2k/ip2k.c (ip2k_attribute_table): New table of
7942 (TARGET_ATTRIBUTE_TABLE): New macro.
7943 (valid_machine_type_attribute): Remove.
7944 (valid_machine_decl_attribute): Remove.
7945 (ip2k_handle_progmem_attribute): New function.
7946 (ip2k_handle_fndecl_attribute): New function.
7948 2003-01-10 Andrew Haley <aph@redhat.com>
7950 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Rename
7951 registers to be in correct order. Add rip.
7953 2003-01-14 Kazu Hirata <kazu@cs.umass.edu>
7955 * config/h8300/h8300.md (*andsi3_lshiftrt_9_sb): New.
7956 (*iorsi3_and_lshiftrt_9_sb): Likewise.
7958 2003-01-14 Jan Hubicka <jh@suse.cz>
7960 * convert.c (strip_float_extensions): Look for narrowest type handling
7963 * fold-const.c (fold): Fold (double)float1 CMP (double)float2 into
7965 * convert.c (strip_float_extensions): Make global.
7966 * tree.h (strip_float_extensions): Declare.
7968 2003-01-14 Gabriel Dos Reis <gdr@integrable-solutions.net>
7970 * timevar.def: define TV_NAME_LOOKUP.
7971 * timevar.c (timevar_pop): Be verbose when aborting.
7973 2003-01-13 Andreas Schwab <schwab@suse.de>
7975 * Makefile.in ($(parsedir)/gengtype-lex.c): Don't change to
7976 $(parsedir), just move the temporary file at the end.
7977 ($(parsedir)/gengtype-yacc.c): Likewise.
7979 2003-01-13 Alexandre Oliva <aoliva@redhat.com>
7981 * aclocal.m4 (gcc_AC_PROG_GNAT): Don't try to prepend
7982 ${ac_tool_prefix} to ADAC or CC. Protect them from word
7984 * configure: Rebuilt.
7986 2003-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7988 * config/sparc/gmon-sol2.c (moncontrol, monstartup, _mcleanup,
7989 internal_mcount): Don't use PARAMS.
7990 (monstartup, _mcleanup, internal_mcount, moncontrol): Convert to
7992 (internal_mcount): Use __attribute__, not ATTRIBUTE_UNUSED.
7994 2003-01-13 Andreas Schwab <schwab@suse.de>
7996 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Output type
7999 2003-01-13 Kazu Hirata <kazu@cs.umass.edu>
8001 * config/h8300/h8300.md (*andsi3_lshift_n_sb): New.
8002 (*iorsi3_and_lshiftrt_n_sb): Likewise.
8004 2003-01-12 Mark Mitchell <mark@codesourcery.com>
8007 * c-lex.c (c_lex): Set the token value to error_mark_node for
8008 invalid numeric constants.
8010 2003-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8012 * c-pch.c (asm_file_startpos): Change to `long'.
8013 (pch_init): Use ftell, not ftello.
8014 (c_common_write_pch): Use ftell/fseek, not ftello/fseeko.
8015 Use `long' instead of `off_t'.
8016 (c_common_read_pch): Likewise.
8017 * ggc-common.c (gt_pch_save): Use long/ftell instead of
8020 2003-01-12 Alan Modra <amodra@bigpond.net.au>
8022 * expr.c (expand_expr <RDIV_EXPR>): Correct recursive call args.
8024 2003-01-11 Richard Earnshaw (rearnsha@arm.com)
8026 * arm-protos.h (struct cpp_reader): Add declaration.
8028 2003-01-11 Jan Hubicka <jh@suse.cz>
8031 * i386.c (output_fp_compare): Fix typo.
8033 2003-01-10 David Edelsohn <edelsohn@gnu.org>
8035 * config/rs6000/rs6000.c (common_mode_defined): Mark for PCH.
8037 2003-01-10 Geoffrey Keating <geoffk@apple.com>
8039 * Makefile.in (parsedir): New variable.
8040 (docobjdir): New variable.
8041 (c-parse.o, c-parse.c, c-parse.y, gengtype-lex.o, gengtype-yacc.o,
8042 gengtype-lex.c, gengtype-yacc.c): Use parsedir.
8043 (info, cpp.info, gcc.info, gccint.info, gccinstall.info,
8044 cppinternals.info, generated-manpages, gcov.1, cpp.1, gcc.1, gfdl.7,
8045 gpl.7, fsf-funding.7, maintainer-clean, install-info, install-man):
8047 * objc/Make-lang.in (objc/objc-parse.c, objc/objc-parse.y,
8048 objc.maintainer-clean): Use parsedir.
8050 * varasm.c (struct constant_descriptor_rtx): Remove unused
8053 * toplev.c (documented_lang_options): Document -Winvalid-pch.
8055 2003-01-10 Richard Henderson <rth@redhat.com>
8057 * config/alpha/alpha.h (NO_PROFILE_COUNTERS): Set.
8058 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Kill.
8060 2003-01-10 Richard Henderson <rth@redhat.com>
8062 * combine.c (make_compound_operation): Use SCALAR_INT_MODE_P,
8063 not INTEGRAL_MODE_P when widening extensions.
8065 2003-01-10 Richard Henderson <rth@redhat.com>
8067 * config/alpha/alpha.c (decl_has_samegp): True for !TREE_PUBLIC.
8069 2003-01-10 Geoffrey Keating <geoffk@apple.com>
8071 * ggc-page.c (ggc_collect): Avoid overflow computing
8074 * Makefile.in (RANLIB_FOR_TARGET): Use RANLIB when native.
8075 (RANLIB_TEST_FOR_TARGET): Delete. Don't pass down to sub-makes.
8077 * mklibgcc.in: Remove uses of RANLIB_TEST_FOR_TARGET.
8079 2003-01-10 Jan Hubicka <jh@suse.cz>
8081 * ifcvt.c (noce_try_addcc): Do not call emit_conditional_add
8082 with weird operands.
8084 2003-01-10 Dale Johannesen <dalej@apple.com>
8086 * calls.c (load_register_parameters): Add is_sibcall, sibcall_failure
8087 parameters. Call check_sibcall_argument_overlap if indicated.
8088 (check_sibcall_argument_overlap): Add mark_stored_args_map
8089 parameter. Don't mark parameter area as clobbered if not set.
8090 (expand_call): Adjust calls to above.
8092 2003-01-10 Kelley Cook <kelleycook@comcast.net>
8094 * configure.in (linker read-only and read-write section mixing):
8095 Squelch some assembler warnings.
8096 * configure: Likewise.
8098 2003-01-10 Hartmut Penner <hpenner@de.ibm.com>
8100 * doc/invoke.texi: Document -mtune, delete -mcpu
8101 option for S/390 and zSeries.
8102 * config/s390/s390.c (s390_tune_string) New variable.
8103 (s390_cpu_string) Delete variable.
8104 (override_options): Use s390_tune_string instead of
8106 * config/s390/s390.h: (TARGET_OPTIONS) '-mtune' instead of '-mcpu'.
8108 2003-01-10 Kazu Hirata <kazu@cs.umass.edu>
8110 * config/h8300/h8300.md (*iorsi3_ashift_31): New.
8112 2003-01-10 Josef Zlomek <zlomekj@suse.cz>
8114 * jump.c (next_nonnote_insn_in_loop): New function.
8115 (copy_loop_headers): Use next_nonnote_insn_in_loop instead of
8117 (duplicate_loop_exit_test). Likewise.
8119 2003-01-09 Geoffrey Keating <geoffk@apple.com>
8121 Merge from pch-branch:
8123 2003-01-06 Geoffrey Keating <geoffk@apple.com>
8125 * ggc-page.c (ggc_pch_read): Update the statistics after a PCH
8128 2002-12-24 Geoffrey Keating <geoffk@apple.com>
8130 * cpplib.c (count_registered_pragmas): New function.
8131 (save_registered_pragmas): New function.
8132 (_cpp_save_pragma_names): New function.
8133 (restore_registered_pragmas): New function.
8134 (_cpp_restore_pragma_names): New function.
8135 * cpphash.h (_cpp_save_pragma_names): Prototype.
8136 (_cpp_restore_pragma_names): Likewise.
8137 * cpppch.c (struct save_macro_item): Split from save_macro_data.
8138 (struct save_macro_data): New field 'saved_pragmas'.
8139 (save_macros): Update for changes to struct save_macro_data.
8140 (cpp_prepare_state): Call _cpp_save_pragma_names, update
8141 for changes to struct save_macro_data.
8142 (cpp_read_state): Call _cpp_restore_pragma_names, update
8143 for changes to struct save_macro_data.
8145 * cpppch.c (cpp_read_state): Restore the hashtable references
8148 * tree.h (built_in_decls): Mark for PCH.
8150 * dbxout.c (lastfile): Don't mark for PCH.
8152 * ggc.h: Document PCH calls into memory managers.
8154 2002-12-18 Geoffrey Keating <geoffk@apple.com>
8156 * doc/invoke.texi (Precompiled Headers): Document the
8157 directory form of PCH.
8158 * cppfiles.c (validate_pch): New function.
8159 (open_file_pch): Search suitably-named directories for PCH files.
8161 2002-12-14 Geoffrey Keating <geoffk@apple.com>
8163 * doc/gty.texi (GTY Options): Document chain_next, chain_prev,
8165 (Type Information): Mention that the information is also
8166 used to implement PCH.
8167 * doc/passes.texi (Passes): Improve documentation of
8168 language-specific files.
8170 2002-12-11 Geoffrey Keating <geoffk@apple.com>
8172 * gengtype.c (struct write_types_data): Add reorder_note_routine field.
8173 (struct walk_type_data): Add reorder_fn field.
8174 (walk_type): Process 'reorder' option.
8175 (write_types_process_field): Reorder parameters to gt_pch_note_object,
8176 call reorder_note_routine.
8177 (write_func_for_structure): Reorder parameters to gt_pch_note_object.
8178 (ggc_wtd): Update for change to struct write_types_data.
8179 (pch_wtd): Likewise.
8180 * ggc.h (gt_pch_note_object): Reorder parameters.
8181 (gt_handle_reorder): New definition.
8182 (gt_pch_note_reorder): New prototype.
8183 * ggc-common.c (struct ptr_data): Add reorder_fn.
8184 (gt_pch_note_object): Reorder parameters.
8185 (gt_pch_note_reorder): New.
8186 (gt_pch_save): Call reorder_fn.
8187 * stringpool.c (gt_pch_n_S): Update for change to gt_pch_note_object.
8189 * dbxout.c (cwd): Don't mark for PCH.
8191 2002-12-09 Geoffrey Keating <geoffk@apple.com>
8193 * gengtype.c (finish_root_table): Fix some warnings.
8194 (write_root): Handle TYPE_STRING.
8195 * ggc.h (gt_ggc_m_S): Add prototype.
8196 * stringpool.c (gt_ggc_m_S): New function.
8198 2002-11-30 Geoffrey Keating <geoffk@apple.com>
8200 * dwarf2out.c (dw2_string_counter): New.
8201 (AT_string_form): Use it.
8202 (same_dw_val_p): Update for removal of hashtable.h hash tables.
8204 2002-11-22 Geoffrey Keating <geoffk@apple.com>
8206 * dbxout.c: Include gt-dbxout.h.
8207 (lastfile): Mark for PCH/GGC.
8209 (struct typeinfo): Likewise.
8210 (typevec): Likewise.
8211 (typevec_len): Likewise.
8212 (next_type_number): Likewise.
8213 (struct dbx_file): Likewise.
8214 (current_file): Likewise.
8215 (next_file_number): Likewise.
8216 (dbxout_init): Allocate typevec, struct dbx_file with GGC.
8217 (dbxout_start_source_file): Allocate struct dbx_file with GGC.
8218 (dbxout_end_source_file): Don't free struct dbx_file.
8219 (dbxout_type): Use GGC to allocate typevec.
8220 * Makefile.in (dbxout.o): Depend on gt-dbxout.h, $(GGC_H).
8221 (GTFILES): Add dbxout.c.
8222 (gt-dbxout.h): New rule.
8224 * Makefile.in (c-pch.o): Add debug.h as dependency.
8225 * c-pch.c: Include debug.h.
8226 (pch_init): Call start_source_file to keep nesting right.
8227 (c_common_read_pch): Add orig_name parameter. Call
8228 start_source_file debug hook. Call end_source_file debug hook.
8229 * c-common.h (c_common_read_pch): Update prototype.
8230 * cpplib.h (struct cpp_callbacks): Add fourth field to read_pch
8232 * cppfiles.c (struct include_file): Add new field `header_name'.
8233 (find_or_create_entry): Default it to `name'.
8234 (open_file_pch): Set it to the original header file searched for.
8235 (stack_include_file): Don't stack an empty buffer, just handle
8236 PCH files immediately. Pass header_name field to read_pch callback.
8238 2002-11-19 Geoffrey Keating <geoffk@apple.com>
8240 * function.c (funcdef_no): Mark to be saved in a PCH.
8242 2002-11-15 Geoffrey Keating <geoffk@apple.com>
8244 * ggc-page.c (ggc_pch_read): Remove unused 'bmap_size'.
8246 * cpppch.c (cpp_read_state): Correct size reallocated for 'defn'.
8248 2002-11-14 Geoffrey Keating <geoffk@apple.com>
8250 * optabs.h (code_to_optab): Add GTY marker.
8252 2002-11-13 Geoffrey Keating <geoffk@apple.com>
8254 * Makefile.in (GTFILES): Add cpplib.h.
8255 * c-common.h (struct c_common_identifier): Don't skip 'node' field.
8256 * c-decl.c (build_compound_literal): Don't use var_labelno.
8257 * cpplib.h (struct cpp_hashnode): Use gengtype to mark.
8258 * dwarf2asm.c (dw2_force_const_mem): Don't use const_labelno.
8259 * varasm.c (const_labelno): Use gengtype to mark.
8260 (var_labelno): Likewise.
8261 (in_section): Likewise.
8262 (in_named_name): Likewise.
8263 (struct in_named_entry): Likewise.
8264 (in_named_htab): Likewise.
8265 (set_named_section_flags): Use GGC to allocate struct in_named_entry.
8266 (init_varasm_once): Use GGC to allocate in_named_htab.
8267 * config/darwin.c (current_pic_label_num): Mark for PCH.
8269 2002-11-11 Geoffrey Keating <geoffk@apple.com>
8271 * ggc-simple.c (init_ggc_pch): New stub procedure.
8272 (ggc_pch_count_object): Likewise.
8273 (ggc_pch_total_size): Likewise.
8274 (ggc_pch_this_base): Likewise.
8275 (ggc_pch_alloc_object): Likewise.
8276 (ggc_pch_prepare_write): Likewise.
8277 (ggc_pch_write_object): Likewise
8278 (ggc_pch_finish): Likewise.
8279 (ggc_pch_read): Likewise.
8281 2002-11-08 Geoffrey Keating <geoffk@apple.com>
8283 * c-pch.c (c_common_write_pch): Write the macro definitions after
8285 (c_common_read_pch): Call cpp_prepare_state. Restore the macro
8286 definitions after the GCed data.
8287 * cpplib.c (save_macros): New.
8289 (cpp_write_pch_deps): Split out of cpp_write_pch.
8290 (cpp_write_pch_state): Split out of cpp_write_pch.
8291 (cpp_write_pch): Delete.
8292 (struct save_macro_data): Delete.
8293 (cpp_prepare_state): New.
8294 (cpp_read_state): Erase and restore initial macro definitions.
8295 * cpplib.h (struct save_macro_data): Forward-declare.
8296 (cpp_write_pch_deps): Prototype.
8297 (cpp_write_pch_state): Prototype.
8298 (cpp_write_pch): Delete prototype.
8299 (cpp_prepare_state): Prototype.
8300 (cpp_read_state): Add fourth argument.
8302 2002-11-04 Geoffrey Keating <geoffk@apple.com>
8304 * gengtype.c (adjust_field_rtx_def): Don't use skip on valid fields.
8305 (write_array): Remove warning.
8307 * gengtype.c (contains_scalar_p): New.
8308 (finish_root_table): Add the table to all languages, even if it's
8310 (write_roots): Output gt_pch_scalar_rtab.
8311 * ggc-common.c (gt_pch_save): Write out scalars.
8312 (gt_pch_restore): Read scalars back.
8314 * ggc-page.c (OBJECTS_IN_PAGE): New macro.
8315 (struct page_entry): Delete pch_page field.
8316 (ggc_recalculate_in_use_p): Use OBJECTS_IN_PAGE.
8317 (clear_marks): Likewise.
8318 (sweep_pages): Likewise.
8319 (poison_pages): Likewise.
8320 (ggc_print_statistics): Likewise.
8321 (ggc_pch_read): Don't free objects read from a PCH.
8322 Properly set up in_use_p and page_tails.
8324 2002-10-25 Geoffrey Keating <geoffk@apple.com>
8326 * gengtype.c (struct write_types_data): New.
8327 (struct walk_type_data): Make `cookie' const; add extra
8328 prev_val item; add `orig_s' field.
8329 (walk_type): Update prev_val[3].
8330 (write_types_process_field): New.
8331 (write_func_for_structure): Take write_types_data structure.
8335 (write_types_local_process_field): New.
8336 (gc_mark_process_field): Delete.
8337 (write_local_func_for_structure): New.
8338 (gc_mark_func_name): Delete.
8339 (write_gc_types): Delete.
8341 (finish_root_table): Don't include 'ggc_' in PFX.
8342 (write_root): Rename from write_root. Fill pchw field of structures.
8344 (write_roots): Rename from write_gc_roots. Split out to write_array.
8345 Update to changes to other routines. Write gt_pch_cache_rtab table.
8346 (main): Write PCH walking routines.
8347 * ggc-common.c: Include toplev.h, sys/mman.h.
8348 (ggc_mark_roots): For cache hashtables, also mark the hash table
8349 and the array of entries.
8351 (struct ptr_data): New.
8352 (POINTER_HASH): New.
8353 (gt_pch_note_object): New.
8354 (saving_htab_hash): New.
8355 (saving_htab_eq): New.
8356 (struct traversal_state): New.
8359 (compare_ptr_data): New.
8360 (relocate_ptrs): New.
8361 (write_pch_globals): New.
8362 (struct mmap_info): New.
8364 (gt_pch_restore): New.
8365 * ggc-page.c (ROUND_UP_VALUE): New.
8367 (struct page_entry): Add field `pch_page'.
8368 (init_ggc): Use ROUND_UP.
8369 (struct ggc_pch_data): Declare.
8370 (init_ggc_pch): New.
8371 (ggc_pch_count_object): New.
8372 (ggc_pch_total_size): New.
8373 (ggc_pch_this_base): New.
8374 (ggc_pch_alloc_object): New.
8375 (ggc_pch_prepare_write): New.
8376 (ggc_pch_write_object): New.
8377 (ggc_pch_finish): New.
8378 (ggc_pch_read): New.
8379 * ggc.h (gt_pointer_operator): New.
8380 (gt_note_pointers): New.
8381 (gt_pch_note_object): New prototype.
8382 (gt_pointer_walker): New.
8383 (struct ggc_root_tab): Use gt_pointer_walker, add `pchw' field.
8384 (LAST_GGC_ROOT_TAB): Update.
8385 (gt_pch_cache_rtab): Declare.
8386 (gt_pch_scalar_rtab): Declare.
8387 (struct ggc_cache_tab): Use gt_pointer_walker, add `pchw' field.
8388 (LAST_GGC_CACHE_TAB): Update.
8389 (gt_pch_save_stringpool): Declare.
8390 (gt_pch_restore_stringpool): Declare.
8391 (gt_pch_p_S): Declare.
8392 (gt_pch_n_S): Declare.
8393 (struct ggc_pch_data): Forward-declare.
8394 (init_ggc_pch): Declare.
8395 (ggc_pch_count_object): Declare.
8396 (ggc_pch_total_size): Declare.
8397 (ggc_pch_this_base): Declare.
8398 (ggc_pch_alloc_object): Declare.
8399 (ggc_pch_prepare_write): Declare.
8400 (ggc_pch_write_object): Declare.
8401 (ggc_pch_finish): Declare.
8402 (ggc_pch_read): Declare.
8403 (gt_pch_save): Declare.
8404 (gt_pch_restore): Declare.
8405 * fold-const.c (size_int_type_wide): Allocate size_htab using GGC.
8406 * emit-rtl.c (init_emit_once): Allocate const_int_htab,
8407 const_double_htab, mem_attrs_htab using GGC.
8408 * c-pch.c: Include ggc.h.
8409 (pch_init): Allow reading PCH file back.
8410 (c_common_write_pch): Call gt_pch_save.
8411 (c_common_read_pch): Call gt_pch_restore.
8412 * c-parse.in (init_reswords): Delete now-untrue comment.
8413 Allocate ridpointers using GGC.
8414 * c-objc-common.c (c_objc_common_finish_file): Write PCH before
8415 calling expand_deferred_fns.
8416 * c-common.h (ridpointers): Mark for GTY machinery.
8417 * Makefile.in (stringpool.o): Update dependencies.
8418 (c-pch.o): Update dependencies.
8419 (ggc-common.o): Update dependencies.
8420 * stringpool.c: Include gt-stringpool.h.
8423 (struct string_pool_data): New.
8425 (gt_pch_save_stringpool): New.
8426 (gt_pch_restore_stringpool): New.
8427 * tree.c (init_ttree): Make type_hash_table allocated using GC.
8429 2002-10-04 Geoffrey Keating <geoffk@apple.com>
8431 * gengtype.c (adjust_field_rtx_def): Don't pass size_t to printf.
8432 (output_mangled_typename): Don't pass size_t to printf.
8434 * tree.h (union tree_type_symtab): Add tag to `address' field.
8435 (union tree_decl_u2): Add tag to 'i' field.
8436 * varasm.c (union rtx_const_un): Add tags to all fields.
8437 * gengtype.c (struct walk_type_data): New.
8438 (output_escaped_param): Take struct walk_type_data parameter.
8439 (write_gc_structure_fields): Delete.
8441 (write_gc_marker_routine_for_structure): Delete.
8442 (write_func_for_structure): New.
8443 (gc_mark_process_field): New.
8444 (gc_mark_func_name): New.
8445 (gc_counter): Delete.
8446 (write_gc_types): Use write_func_for_structure.
8447 (write_gc_roots): Use walk_type.
8449 2002-10-02 Geoffrey Keating <geoffk@apple.com>
8451 * ggc-common.c (ggc_mark_roots): Delete 'x'.
8452 (ggc_splay_dont_free): Fix warning about unused 'x'.
8453 (ggc_print_common_statistics): Remove warnings.
8455 2002-10-01 Mike Stump <mrs@apple.com>
8457 * ggc-common.c (ggc_splay_alloc): Actually return the allocated area.
8458 * gengtype.c (write_gc_structure_fields): Handle param[digit]_is.
8460 2002-09-01 Geoffrey Keating <geoffk@redhat.com>
8461 Catherine Moore <clm@redhat.com>
8463 * Makefile (c-pch.o): Update dependencies.
8464 (LIBCPP_OBJS): Add cpppch.o.
8466 * c-common.c (c_common_init): Don't call pch_init here.
8467 * c-common.h (c_common_read_pch): Update prototype.
8468 * c-lex.c (c_common_parse_file): Call pch_init here.
8469 * c-opts.c (COMMAND_LINE_OPTIONS): Add -Winvalid-pch, -fpch-deps.
8470 (c_common_decode_option): Handle them.
8471 * c-pch.c: Include c-pragma.h.
8472 (save_asm_offset): Delete.
8473 (pch_init): Move contents of save_asm_offset into here, call
8475 (c_common_write_pch): Call cpp_write_pch.
8476 (c_common_valid_pch): Warn only when -Winvalid-pch. Call
8478 (c_common_read_pch): Add NAME parameter. Call cpp_read_state.
8479 * cppfiles.c (stack_include_file): Update for change to
8480 parameters of cb.read_pch.
8481 * cpphash.h (struct cpp_reader): Add `savedstate' field.
8482 * cpplib.h (struct cpp_options): Add `warn_invalid_pch' and
8483 `restore_pch_deps' fields.
8484 (struct cpp_callbacks): Add NAME parameter to `read_pch'.
8485 (cpp_save_state): Prototype.
8486 (cpp_write_pch): Prototype.
8487 (cpp_valid_state): Prototype.
8488 (cpp_read_state): Prototype.
8489 * cpppch.c: New file.
8490 * flags.h (version_flag): Remove prototype.
8491 * mkdeps.c (deps_save): New.
8492 (deps_restore): New.
8493 * mkdeps.h (deps_save): Prototype.
8494 (deps_restore): Prototype.
8495 * toplev.c (late_init_hook): Delete.
8496 (version_flag): Make static again.
8497 (compile_file): Don't call late_init_hook.
8498 * toplev.h (late_init_hook): Delete.
8499 * doc/cppopts.texi: Document -fpch-deps.
8500 * doc/invoke.texi (Warning Options): Document -Winvalid-pch.
8502 2002-08-27 Geoffrey Keating <geoffk@redhat.com>
8504 * c-pch.c (c_common_write_pch): Rename from c_write_pch, change
8506 (c_common_valid_pch): Rename from c_valid_pch, change callers.
8507 (c_common_read_pch): Rename from c_read_pch, change callers.
8509 * c-opts.c (COMMAND_LINE_OPTIONS): Allow -output-pch= to have
8510 a space between it and its argument.
8512 2002-08-24 Geoffrey Keating <geoffk@redhat.com>
8514 * c-pch.c: New file.
8515 * toplev.h (late_init_hook): Declare.
8516 * toplev.c (late_init_hook): Define.
8517 (version_flag): Make globally visible.
8518 (compile_file): Call late_init_hook.
8519 (init_asm_output): Make output file seekable.
8520 * gcc.c (default_compilers): Update c-header rule.
8521 * flags.h (version_flag): Declare.
8522 * cpplib.h (struct cpp_callbacks): Add 'valid_pch' and 'read_pch'
8524 * cppfiles.c (struct include_file): Add 'pch' field.
8525 (INCLUDE_PCH_P): New.
8526 (open_file_pch): New.
8527 (stack_include_file): Handle PCH files specially.
8528 (find_include_file): Call open_file_pch instead of open_file.
8529 (_cpp_read_file): Explain why open_file is used instead of
8531 * c-opts.c (c_common_decode_option): Correct OPT__output_pch case.
8532 * c-objc-common.c (c_objc_common_finish_file): Call c_write_pch.
8533 * c-lex.c (init_c_lex): Set valid_pch and read_pch fields
8534 in cpplib callbacks.
8535 * c-common.c (pch_file): Correct comment.
8536 (allow_pch): Define.
8537 (c_common_init): Call pch_init.
8538 * c-common.h (allow_pch): Declare.
8539 (pch_init): Declare.
8540 (c_valid_pch): Declare.
8541 (c_read_pch): Declare.
8542 (c_write_pch): Declare.
8543 * Makefile.in (c-pch.o): New.
8544 (C_AND_OBJC_OBJS): Add c-pch.o.
8545 * doc/invoke.texi (Precompiled Headers): Add index entries,
8546 complete truncated paragraph.
8548 2002-08-17 Geoffrey Keating <geoffk@redhat.com>
8550 * c-common.c: (pch_file): Define.
8551 * c-common.h (pch_file): Declare.
8552 * c-opts.c (COMMAND_LINE_OPTIONS): Add --output-pch=.
8553 (missing_arg): Require --output-pch= to have an argument.
8554 (c_common_decode_option): Handle --output-pch=.
8555 * gcc.c: Document new %V.
8556 (default_compilers): Handle compiling C header files.
8557 (do_spec_1): Implement %V.
8558 (main): Handle "gcc foo.h" without trying to run linker.
8559 * doc/invoke.texi (Invoking GCC): Add new menu item for PCH.
8560 (Overall Options): Document what the driver does with header files,
8561 document new -x option possibilities.
8562 (Invoking G++): More documentation for PCH.
8563 (Precompiled Headers): New.
8565 2002-08-09 Geoffrey Keating <geoffk@redhat.com>
8567 * ggc.h: Don't include varray.h. Rearrange functions to be more
8569 (ggc_add_root): Delete.
8570 (ggc_mark_rtx): Delete.
8571 (ggc_mark_tree): Delete.
8572 (struct ggc_statistics): Remove contents.
8573 * ggc-common.c: Remove unneeded includes.
8574 (struct ggc_root): Delete.
8576 (ggc_add_root): Delete.
8577 (ggc_mark_roots): Don't mark `roots'. Call ggc_mark_stringpool.
8578 (ggc_print_common_statistics): Remove most of the contents.
8579 * Makefile.in (GGC_H): No longer uses varray.h.
8580 (ggc-common.o): Update dependencies.
8581 (c-parse.o): Add varray.h to dependencies.
8582 (c-common.o): Add varray.h.
8583 * stringpool.c (mark_ident): Use mangled name for tree marker routine.
8584 (mark_ident_hash): Rename to ggc_mark_stringpool.
8585 (init_stringpool): Don't use ggc_add_root.
8586 * c-parse.in: Include varray.h.
8587 * c-common.c: Include varray.h.
8588 * objc/Make-lang.in (objc-act.o): Add varray.h.
8589 * objc/objc-act.c: Include varray.h.
8591 2002-07-25 Geoffrey Keating <geoffk@redhat.com>
8593 * dwarf2out.c (dw_cfi_oprnd2_desc): Fix ISO-only function definition.
8594 (dw_cfi_oprnd1_desc): Likewise.
8596 2002-07-17 Geoffrey Keating <geoffk@redhat.com>
8598 * config/alpha/alpha.c (struct alpha_links): Use gengtype to mark;
8600 (alpha_links): Use gengtype to mark; move out of ifdef.
8601 (mark_alpha_links_node): Delete.
8602 (mark_alpha_links): Delete.
8603 (alpha_need_linkage): Use GGC to allocate splay tree, struct
8604 alpha_links, strings. Don't use ggc_add_root.
8605 * ggc-common.c (ggc_splay_alloc): New.
8606 (ggc_splay_dont_free): New.
8607 * ggc.h (ggc_mark_rtx): Update for changed name mangling.
8608 (ggc_mark_tree): Likewise.
8609 (splay_tree_new_ggc): New.
8610 (ggc_splay_alloc): Declare.
8611 (ggc_splay_dont_free): Declare.
8612 * dwarf2asm.c: Include gt-dwarf2asm.h.
8613 (mark_indirect_pool_entry): Delete.
8614 (mark_indirect_pool): Delete.
8615 (indirect_pool): Use gengtype to mark.
8616 (dw2_force_const_mem): Don't use ggc_add_root.
8617 * Makefile.in (dwarf2asm.o): Depend on gt-dwarf2asm.h.
8618 (GTFILES): Add SPLAY_TREE_H, dwarf2asm.c.
8619 (gt-dwarf2asm.h): Depend on s-gtype.
8621 2002-07-08 Geoffrey Keating <geoffk@redhat.com>
8623 * tree.h (union tree_type_symtab): Mark `die' field.
8624 * Makefile.in (dwarf2out.o): Update dependencies.
8625 * dwarf2out.c: Use GGC to allocate all structures. Convert to htab_t
8627 (dw_cfi_oprnd1_desc): New function.
8628 (dw_cfi_oprnd2_desc): New function.
8629 (indirect_string_alloc): Delete.
8630 (debug_str_do_hash): New function.
8631 (debug_str_eq): New function.
8632 (mark_limbo_die_list): Delete.
8633 (dwarf2out_init): Don't call ggc_add_root.
8635 2003-01-09 Vladimir Makarov <vmakarov@redhat.com>
8637 The following changes are merged from itanium-sched-branch:
8639 2003-01-08 David Edelsohn <edelsohn@gnu.org>
8641 * doc/md.texi: Clarify assignment of units to automata description.
8643 2003-01-08 Vladimir Makarov <vmakarov@redhat.com>
8645 * genautomata.c (unit_decl): Remove members
8646 `the_same_automaton_unit' and
8647 `the_same_automaton_message_reported_p'.
8648 (process_unit_to_form_the_same_automaton_unit_lists,
8649 form_the_same_automaton_unit_lists_from_regexp,
8650 form_the_same_automaton_unit_lists, the_same_automaton_lists):
8652 (annotation_message_reported_p): New global variable.
8653 (check_unit_distribution_in_reserv,
8654 check_regexp_units_distribution): New functions.
8655 (check_unit_distributions_to_automata): Rewrite it.
8657 2003-01-04 Vladimir Makarov <vmakarov@redhat.com>
8659 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
8660 Use continue instead of break if cycle is too big.
8662 2002-12-20 Vladimir Makarov <vmakarov@redhat.com>
8664 * genautomata.c (check_unit_distributions_to_automata): Output at
8665 most one message for a unit.
8666 (process_unit_to_form_the_same_automaton_unit_lists): Check
8667 automaton of units instead of units themself.
8669 * doc/md.texi: Describe the constraint about assigning unit to
8672 2002-12-20 Jan Hubicka <jH@suse.cz>
8673 Vladimir Makarov <vmakarov@redhat.com>
8675 * genautomata.c (unit_decl): Add new members `min_occ_cycle_num'
8677 (gen_cpu_unit): Initialize the new members.
8678 (process_regexp_cycles): Calculate minimal finish cycle too. Set
8679 up `min_occ_cycle_num'.
8680 (evaluate_max_reserv_cycles): Change the function call.
8681 (CLEAR_BIT): New macro.
8682 (states_union, state_shift): Use the mask.
8683 (initiate_excl_sets, form_reserv_sets_list): Set up `in_set_p'.
8684 (form_reservs_matter): New function.
8685 (make_automaton): Call the function and use the mask.
8686 (estimate_one_automaton_bound): Take `min_occ_cycle_num' into
8689 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
8691 * config/ia64/itanium2.md (lfetch): Change the insn reservation.
8693 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
8695 * config/ia64/ia64.c (bundling): Try to insert 2 nops for M insn
8698 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
8700 * config/ia64/ia64.c (ia64_override_options): Make itanium2 as
8703 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
8704 2002-10-31 Dale Johannesen <dalej@apple.com>
8706 * haifa-sched.c (find_set_reg_weight): New function.
8707 (find_insn_reg_weight): Use the new function.
8708 (schedule_block): Do sorting ready queue always
8711 2002-11-27 Vladimir Makarov <vmakarov@redhat.com>
8713 * config/ia64/ia64.c (bundling): Use MFI template instead of MLX.
8715 2002-11-19 Vladimir Makarov <vmakarov@redhat.com>
8717 * haifa-sched.c (choice_entry): New structure.
8718 (choice_stack, cycle_issued_insns): New variables.
8719 (max_issue): Rewrite it.
8720 (choose_ready): Set up ready_try for unknown insns too.
8721 (schedule_block): Allocate and free choice_stack. Set up
8722 and modify cycle_issued_insns.
8724 * config/ia64/ia64.c (issue_nops_and_insn): Combine insn issue
8725 with and without filling the bundle.
8726 (bundling): Combine calls of issue_nops_and_insn.
8728 2002-10-17 Vladimir Makarov <vmakarov@redhat.com>
8730 * config/ia64/itanium1.md: New file.
8732 * config/ia64/itanium2.md: New file.
8734 * config/ia64/ia64.md: Move DFA descriptions into the new files.
8735 Remove the old pipeline description.
8737 * config/ia64/ia64.c (ia64_override_options): Add aliases of
8738 itanium processor names.
8740 2002-10-16 Vladimir Makarov <vmakarov@redhat.com>
8742 * config/ia64/ia64.c (bundling): Print states for Itanium2 too.
8743 (ia64_reorg): Set up queried unit codes for Itanium2 too.
8745 * config/ia64/ia64.md: Add descriptions for Itanium2.
8747 2002-10-08 Vladimir Makarov <vmakarov@redhat.com>
8749 * config/ia64/ia64.h (processor_type): New enumeration.
8750 (ia64_tune, ia64_tune_string): New external declarations.
8751 (TARGET_OPTIONS): Add option `tune='.
8753 * config/ia64/ia64.c (ia64_tune, ia64_tune_string): New global
8755 (ia64_override_options): Set up `ia64_tune'.
8756 (ia64_sched_reorder2): Set up `clocks' only for Itanium.
8757 (ia64_dfa_new_cycle): Set up `add_cycles' only for Itanium.
8758 (bundling): Add nops for MM-insns only for Itanium.
8759 (ia64_reorg): Allocate and free `clocks' and `add_cycles' only for
8762 * config/ia64/ia64.md (cpu): New attribute.
8763 (DFA description): Enable it only for Itanium.
8765 2002-10-08 Vladimir Makarov <vmakarov@redhat.com>
8766 Richard Henderson <rth@redhat.com>
8768 * config/ia64/ia64.h (MASK_TUNE_STOP_BITS): Rename it to
8769 MASK_EARLY_STOP_BITS.
8770 (TARGET_TUNE_STOP_BITS): Rename it to TARGET_EARLY_STOP_BITS.
8771 (TARGET_SWITCHES): Rename option `tune-stop-bits' to
8774 * config/ia64/ia64.c (ia64_dfa_new_cycle,
8775 final_emit_insn_group_barriers): Use TARGET_EARLY_STOP_BITS
8776 instead of TARGET_TUNE_STOP_BITS.
8778 * doc/invoke.texi: Rename option `-mtune-stop-bits' to
8779 `-mearly-stop-bits'.
8781 * config/ia64/ia64.c (automata_option "v"): Comment it.
8783 2002-10-07 Vladimir Makarov <vmakarov@redhat.com>
8785 * config/ia64/ia64.h (MASK_TUNE_STOP_BITS, TARGET_TUNE_STOP_BITS):
8787 (TARGET_SWITCHES): Add entries for the new option.
8789 * config/ia64/ia64.c (dfa_stop_insn, last_scheduled_insn, rtx
8790 dfa_pre_cycle_insn, ia64_nop): Don't make them as roots for GC.
8791 (stops_p, stop_before_p, clocks_length, clocks, add_cycles): New
8793 (ia64_sched_reorder2): Set up `clocks'.
8794 (ia64_variable_issue): Set up `stops_p' and reset `stop_before_p'.
8795 (ia64_dfa_new_cycle): Set up add_cycle. Permit sorting ready
8796 queue when TARGET_TUNE_STOP_BITS.
8797 (bundling): Insert additional nops for MM-insns.
8798 (final_emit_insn_group_barriers): Add insertion of stop bits
8799 according `stops_p'.
8800 (ia64_reorg): Initiate the new varibales.
8802 * doc/invoke.texi: Add description of option `-mtune-stop-bits'.
8804 2002-10-02 Vladimir Makarov <vmakarov@redhat.com>
8806 * haifa-sched.c (schedule_block): Modify INSN_TICK of depended
8807 insns at the end of block insn scheduling.
8809 2002-09-30 Vladimir Makarov <vmakarov@redhat.com>
8811 * sched-deps.c (remove_dependence, group_leader): Remove it.
8812 (add_dependence): Add dependence to group leader to.
8813 (set_sched_group_p): Add dependence to the first insn of the
8815 (sched_analyze_insn): Make dependence to jump as anti-dependence.
8816 Change true dependence by anti-dependence when
8817 `reg_pending_barrier'.
8819 * sched-rgn.c (init_ready_list, can_schedule_ready_p,
8820 add_branch_dependences): Ignore schedule groups.
8822 * sched-ebb.c (init_ready_list): Ditto.
8824 * (move_insn, set_priorities): Ditto.
8826 * config/ia64/ia64.c (ia64_sched_init): Check that schedule group
8827 flag is clear after reload.
8828 (adjust_cost): Change cost only for output dependencies.
8830 * config/ia64/ia64.md: Add more insns into bypass for MM-insns.
8832 2002-09-26 Vladimir Makarov <vmakarov@redhat.com>
8834 * Makefile.in (sched-ebb.o): Add `$(TARGET_H)' to the entry.
8836 * target.h (gcc_target): Add member
8837 `dependencies_evaluation_hook'.
8839 * target-def.h (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New
8841 (TARGET_SCHED): Add initiatialization of the new member.
8843 * sched-ebb.c: Include `target.h'.
8844 (schedule_ebb): Call `dependencies_evaluation_hook'.
8846 * sched-rgn.c (schedule_region): Call
8847 `dependencies_evaluation_hook'.
8849 * config/ia64/ia64.c (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
8851 (ia64_dependencies_evaluation_hook): New function.
8853 * doc/tm.texi (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
8854 Describe the new hook.
8856 2002-09-25 Vladimir Makarov <vmakarov@redhat.com>
8858 * target.h (gcc_target): Add members
8859 `first_cycle_multipass_dfa_lookahead_guard' and `dfa_new_cycle'.
8861 * target-def.h (TARGET_SCHED_DFA_NEW_CYCLE,
8862 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD): New
8864 (TARGET_SCHED): Add initiatialization of the new members.
8866 * haifa-sched.c (schedule_insn): Update last_clock_var for the 1st
8867 insn scheduling too.
8868 (choose_ready): Use `first_cycle_multipass_dfa_lookahead_guard' to
8869 initialize `ready_try'.
8870 (schedule_block): Use `dfa_new_cycle'. Sort `ready' only unless
8871 `dfa_new_cycle' says not to do it.
8873 * config/ia64/ia64.md: Add DFA Itanium 1 description for insn
8876 * config/ia64/ia64.h (CPU_UNITS_QUERY): New macro.
8878 * config/ia64/ia64.c: Include `hashtab.h'.
8879 (ia64_first_cycle_multipass_dfa_lookahead_guard,
8880 ia64_dfa_new_cycle, final_emit_insn_group_barriers,
8881 ia64_dfa_sched_reorder, get_free_bundle_state, free_bundle_state,
8882 initiate_bundle_states, finish_bundle_states, bundle_state_hash,
8883 bundle_state_eq_p, insert_bundle_state,
8884 initiate_bundle_state_table, finish_bundle_state_table,
8885 try_issue_nops, try_issue_insn, issue_nops_and_insn, get_max_pos,
8886 get_template, get_next_important_insn, bundling): New functions.
8887 (ia64_internal_sched_reorder): Remove it.
8888 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
8889 TARGET_SCHED_DFA_NEW_CYCLE): New macros.
8890 (ia64_safe_itanium_requires_unit0): Remove it.
8891 (group_barrier_needed_p): Place group barrier right before a real
8893 (bundle, ia64_packet, NR_PACKETS, type_names, packets, packets):
8895 (bundle_name): New variable.
8896 (_0mii_, _0mmi_, _0mfi_, _0mmf_, _0bbb_, _0mbb_, _0mib_, _0mmb_,
8897 _0mfb_, _0mlx_, _1mii_, _1mmi_, _1mfi_, _1mmf_, _1bbb_, _1mbb_,
8898 _1mib_, _1mmb_, _1mfb_, _1mlx_, pos_1, pos_2, pos_3, pos_4, pos_5,
8899 pos_6, dfa_stop_insn, last_scheduled_insn, dfa_state_size,
8900 temp_dfa_state, prev_cycle_state): New global variables.
8901 (insn_matches_slot, maybe_rotate, finish_last_head,
8902 rotate_one_bundle, rotate_one_bundles, nop_cycles_until,
8903 cycle_end_fill_slots, packet_matches_p, get_split, find_best_insn,
8904 find_best_packet, itanium_reorder, dump_current_packet,
8905 schedule_stop, gen_nop_type, ia64_emit_nops): Remove them.
8906 (sched_data, sched_ready, sched_types): Remove them.
8907 (ia64_sched_init): Initiate only `last_scheduled_insn' and call
8908 `init_insn_group_barriers'.
8909 (ia64_sched_reorder, ia64_sched_reorder2): Call
8910 ia64_dfa_sched_reorder.
8911 (ia64_variable_issue): Rewrite it.
8912 (bundle_state): New structure.
8913 (index_to_bundle_states, bundle_states_num,
8914 allocated_bundle_states_chain, free_bundle_state_chain): New
8916 (ia64_sched_finish): Add stop bits and call `bundling' after the
8917 2nd insn scheduling.
8918 (ia64_use_dfa_pipeline_interface): Return zero always.
8919 (ia64_first_cycle_multipass_dfa_lookahead): Return 6 for the 2nd
8921 (ia64_init_dfa_pre_cycle_insn): Initialize `dfa_state_size',
8922 `temp_dfa_state', `prev_cycle_state', and `dfa_stop_insn'.
8923 (ia64_reorg): Add bundling insns.
8926 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
8927 TARGET_SCHED_DFA_NEW_CYCLE): Describe the new hooks.
8929 2002-09-23 Vladimir Makarov <vmakarov@redhat.com>
8931 * config/ia64/ia64.md: Add Itanium1 DFA description.
8932 (itanium_class): Add `nop' and `pre_cycle'. Add
8933 define_function_unit for `nop'.
8934 (nop): Change attribute `itanium_class'.
8935 (pre_cycle): New define_insn.
8937 * config/ia64/ia64-protos.h (bundling_p): New external variable.
8938 (ia64_st_address_bypass_p, ia64_ld_address_bypass_p,
8939 ia64_produce_address_p): New function prototypes.
8941 * config/ia64/ia64.c (bundling_p): New global variable.
8942 (ia64_use_dfa_pipeline_interface,
8943 ia64_first_cycle_multipass_dfa_lookahead,
8944 ia64_init_dfa_pre_cycle_insn, ia64_dfa_pre_cycle_insn): New
8946 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
8947 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
8948 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
8949 TARGET_SCHED_DFA_PRE_CYCLE_INSN): New macros.
8950 (ia64_sched_init, ia64_sched_reorder, ia64_sched_reorder2,
8951 ia64_variable_issue, ia64_sched_finish): Do nothing before reload.
8952 (dfa_pre_cycle_insn): New variable.
8954 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
8956 * rtl.def (FINAL_PRESENCE_SET, FINAL_ABSENCE_SET): New
8959 * genattrtab.h (gen_final_presence_set, gen_final_absence_set):
8960 New function prototypes.
8962 * genattrtab.c (main): Process the new constructions.
8964 * genautomata.c (gen_presence_absence_set,
8965 process_presence_absence_names, process_presence_absence_patterns,
8966 add_presence_absence, check_absence_pattern_sets): Add parameter
8968 (unit_decl): Add new members `final_presence_list' and
8969 `final_absence_list'.
8970 (unit_pattern_rel_decl): Add new member `final_p'.
8971 (gen_final_presence_set, gen_final_absence_set): New functions.
8972 (process_decls): Use member `final_p'.
8973 (temp_reserv): New global variable.
8974 (reserv_sets_are_intersected): Add processing `final_presence_set'
8975 and `final_absence_set'.
8976 (initiate_states): Allocate `temp_reserv'.
8977 (unit_final_presence_set_table, unit_final_absence_set_table): New
8979 (initiate_presence_absence_pattern_sets): Initiate them.
8980 (NDFA_to_DFA): Fix typo.
8981 (output_description): Output `final_presence_set' and
8982 `final_absence_set'.
8984 * doc/md.texi (final_presence_set, final_absence_set): Describe
8987 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
8989 * genautomata.c (transform_3): Process a missing case (nothing on
8992 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
8994 * rtl.def (DEFINE_QUERY_CPU_UNIT, AUTOMATA_OPTION): Change
8995 comments about queried units and the minimization.
8997 * doc/md.texi: Ditto.
8999 * genautomata.c (create_composed_state): Return nonzero if the new
9000 state has been created.
9001 (first_cycle_unit_presence): New function.
9002 (state_is_differed): Add new parameter. Use the new function.
9003 Take queried units into account.
9004 (partition_equiv_class): Pass additional parameter to
9005 `state_is_differed'.
9006 (merge_states): Process composed states too.
9007 (build_automaton, create_automata, output_min_issue_delay_table,
9008 output_tables, output_statistics): Output more information.
9009 (output_reserved_units_table): Use function
9010 `first_cycle_unit_presence'.
9011 (output_tables): Output table of queried units even if the
9012 minimization is switched on.
9013 (write_automata): Output code for querying units even if the
9014 minimization is switched on.
9016 2002-09-19 Vladimir Makarov <vmakarov@redhat.com>
9018 * rtl.def (PRESENCE_SET, ABSENCE_SET): Add comments about extended
9019 syntax of the constructions.
9021 * doc/md.texi (PRESENCE_SET, ABSENCE_SET): Add description of
9022 extended syntax of the constructions.
9024 * genautomata.c (unit_rel_decl): Rename it to
9025 `unit_pattern_rel_decl'.
9026 (pattern_set_el, pattern_reserv): New structures.
9027 (pattern_set_el_t, pattern_reserv_t): New types.
9028 (gen_presence_absence_set): New function.
9029 (process_presence_absence): Remove it.
9030 (process_presence_absence_names,
9031 process_presence_absence_patterns): New functions.
9032 (get_presence_absence_set): Remove it.
9033 (initiate_presence_absence_sets): Rename it on
9034 `initiate_presence_absence_pattern_sets'. Use new function
9035 `form_reserv_sets_list'.
9036 (form_reserv_sets_list, check_presence_pattern_sets,
9037 check_absence_pattern_sets, output_pattern_set_el_list): New
9039 (unit_decl): Change types of members `presence_list' and
9041 (unit_rel_decl): Rename member `names_num' to `all_names_num'.
9042 (decl): Change types of members `excl', `presence', and `absence'.
9043 (get_str_vect): Rename `par_flag' to `paren_p'. Add null element
9044 at the end of the vector.
9045 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9046 gen_automaton, gen_regexp_repeat, gen_regexp_allof,
9047 gen_regexp_oneof, gen_regexp_sequence): Use boolean values.
9048 (gen_presence_set, gen_absence_set): Use new function
9049 `gen_presence_absence_set'.
9050 (add_presence_absence): Process `pattern_list' instead of
9052 (process_decls): USe new functions
9053 `process_presence_absence_names' and
9054 `process_presence_absence_patterns'.
9055 (reserv_sets_are_intersected): Use new function
9056 `check_presence_pattern_sets'.
9057 (presence_set, absence_set): Remove them.
9058 (unit_presence_set_table, unit_absence_set_table): New global
9060 (output_description): Use new function
9061 `output_pattern_set_el_list'.
9062 (generate): Use `initiate_presence_absence_pattern_sets'.
9064 2002-09-18 Vladimir Makarov <vmakarov@redhat.com>
9066 * genattr.c (main): Add output of prototype of new interface
9067 function `dfa_clean_insn_cache'.
9069 * genautomata.c (output_dfa_clean_insn_cache_func): New function.
9070 (DFA_CLEAN_INSN_CACHE_FUNC_NAME): New macro.
9071 (output_dfa_start_func): Use function `dfa_clean_insn_cache' in
9073 (write_automata): Call the new function.
9075 2003-01-09 Jan Hubicka <jh@suse.cz>
9077 * i386.md (unit, prefix_0f, memory attributes): Hanlde sseicvt
9080 2003-01-09 Paolo Carlini <pcarlini@unitus.it>
9082 * doc/tm.texi (EXTRA_ADDRESS_CONSTRAINT): Fix typo.
9084 2003-01-09 J"orn Rennecke <joern.rennecke@superh.com>
9086 * defaults.h (EXTRA_MEMORY_CONSTRAINT): Add STR argument.
9087 (EXTRA_ADDRESS_CONSTRAINT): Likewise.
9088 (CONSTRAINT_LEN): Provide default definition.
9089 (CONST_OK_FOR_CONSTRAINT_P): Likewise.
9090 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Likewise.
9091 (EXTRA_CONSTRAINT_STR): Likewise.
9092 (REG_CLASS_FROM_CONSTRAINT): Define.
9093 * genoutput.c (check_constraint_len, constraint_len): New functions.
9094 (validate_insn_alternatives): Check CONSTRAINT_LEN for each
9095 constraint / modifier.
9096 (gen_insn): Call check_constraint_len.
9097 * local-alloc.c (block_alloc): Update to use new macros / pass
9098 second argument to EXTRA_{MEMORY,ADDRESS}_CONSTRAINT.
9099 * ra-build.c (handle_asm_insn): Likewise.
9100 * recog.c (asm_operand_ok, preprocess_constraints): Likewise.
9101 (constrain_operands, peep2_find_free_register): Likewise.
9102 * regclass.c (record_operand_costs, record_reg_classes): Likewise.
9103 * regmove.c (find_matches): Likewise.
9104 * reload.c (push_secondary_reload, find_reloads): Likewise.
9105 (alternative_allows_memconst): Likewise.
9106 * reload1.c (maybe_fix_stack_asms): Likewise.
9107 (reload_cse_simplify_operands): Likewise.
9108 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
9109 * doc/tm.texi (CONSTRAINT_LEN, REG_CLASS_FROM_CONSTRAINT): Document.
9110 (CONST_OK_FOR_CONSTRAINT_P): Likewise.
9111 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P, EXTRA_CONSTRAINT_STR): Likewise.
9112 (EXTRA_MEMORY_CONSTRAINT, EXTRA_ADDRESS_CONSTRAINT): Add STR argument.
9113 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Likewise.
9115 * sh.h (OVERRIDE_OPTIONS): Allow first scheduling pass for SH5.
9117 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
9119 * config/h8300/h8300.md (*extzv_1_r_h8300): Correct the insn
9121 (*extzv_1_r_h8300hs): Likewise.
9122 (*extzv_1_r_inv_h8300): Likewise.
9123 (*extzv_1_r_inv_h8300hs): Likewise.
9125 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
9127 * config/h8300/h8300.h (PREDICATE_CODES): New.
9129 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
9131 * config/h8300/h8300.md (*addsi3_upper): New.
9132 (*iorsi3_shift): Likewise.
9133 (two splitters): Likewise.
9134 (*addsi3_shift): Likewise.
9135 (two splitters): Likewise.
9137 2003-01-09 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
9139 * Makefile.in (optabs.o): Add dependency on basic-block.h.
9140 * basic-block.h (control_flow_insn_p): Fuction was exported.
9141 * cfgbuild.c (control_flow_insn_p): Fuction was made non-static.
9142 * optabs.c (emit_libcall_block): Emit REG_LIBCALL and REG_RETVAL
9143 notes only when the region is contained in a single basic block.
9145 2003-01-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9148 * tree.h (expand_asm): New prototype.
9149 * stmt.c (expand_asm): Set the MEM_VOLATILE_P flag if instructed
9151 * c-semantics (genrtl_asm_stmt): Pass the RID_VOLATILE qualifier
9153 * c-typeck.c (simple_asm_stmt): Set the RID_VOLATILE qualifier.
9154 * rtlanal.c (volatile_insn_p) [ASM_INPUT]: Test the MEM_VOLATILE_P flag.
9155 (volatile_refs_p) [ASM_INPUT]: Likewise.
9156 (side_effects_p) [ASM_INPUT]: Likewise.
9158 2003-01-09 Jan Hubicka <jh@suse.cz>
9160 * i386.md (*mul*): FIx constraints; remove confused comment; fix
9161 athlon_decode attributes
9162 (imul/k8 optimization peep2s): New.
9164 * athlon.md (athlon_ssecmp*): Handle ssecomi as well.
9165 * i386.md (type attribute): Add ssecomi.
9166 (unit, memory, prefix attributes): Handle ssecomi.
9167 (cvt?2? patterns): Fix athlon_decode attribute
9168 (comi patterns): Set attribute to ssecomi.
9171 * m68k.md (umulsidi, mulsidi expanders): Use register operand.
9173 2003-01-09 Richard Sandiford <rsandifo@redhat.com>
9175 * config/mips/mips.h (PREDICATE_CODES): Add ADDRESSOF for predicates
9176 that match register_operands.
9177 * config/mips/mips.c (reg_or_0_operand, true_reg_or_0_operand): Make
9178 register_operand the default case.
9180 2003-01-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9183 * c-typeck.c (process_init_element) [RECORD_TYPE]: For
9184 an empty element, do not advance the pointer to unfilled
9185 fields if there are pending initializers.
9187 2003-01-09 Christian Cornelssen <ccorn@cs.tu-berlin.de>
9189 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Also pass DESTDIR.
9190 (install-gcc-tooldir, install-cpp, installdirs,
9191 install-common, install-driver, install-info, install-man,
9192 install-headers, install-include-dir, install-headers-tar,
9193 install-headers-cpio, install-headers-cp, install-mkheaders,
9194 install-collect2, uninstall): Prepend $(DESTDIR) to
9195 destination paths in all (un)installation commands.
9196 (install-driver): Rewrite $(LN) commands to support DESTDIR
9197 with "ln" as well as with "ln -s".
9198 (installdirs): Simply use mkinstalldirs.
9199 (install-libgcc, install-multilib): Also pass DESTDIR.
9200 * mklibgcc.in: Prepend $(DESTDIR) to $(libsubdir) in the
9201 installation destination variable ldir.
9202 * config/alpha/t-osf4, config/arm/t-netbsd,
9203 config/ia64/t-hpux, config/mips/t-iris5-6,
9204 config/pa/t-hpux-shlib, config/rs6000/t-aix43,
9205 config/rs6000/t-aix52, config/t-slibgcc-elf-ver,
9206 config/t-slibgcc-sld: Prepend $$(DESTDIR) to $$(slibdir)
9207 in the definition of SHLIB_INSTALL.
9208 * config/arc/t-arc (install-multilib-arc): Prepend $(DESTDIR) to
9209 $(libsubdir) in the installation commands.
9211 2003-01-08 Kaz Kojima <kkojima@gcc.gnu.org>
9213 * config/sh/sh.h (CASE_VECTOR_MODE): Use SImode for a
9214 non-optimizing compile.
9215 (ASM_OUTPUT_ADDR_VEC_ELT): Use .long for a non-optimizing
9218 2003-01-08 Douglas B Rupp <rupp@gnat.com>
9220 * config/i386/i386.c (ix86_attribute_table): Add new attributes
9221 ms_struct and gcc_struct.
9222 (ix86_handle_struct_attribute): New function.
9223 (ix86_ms_bitfield_layout_p): Update to take new attributes
9225 * doc/extend.texi: Document new attributes.
9226 * testsuite/gcc.dg/bf-ms-attrib.c: New test.
9228 2003-01-08 Danny Smith <dannysmith@users.sourceforge.net>
9230 PR optimization/8750
9231 * config/i386/i386.c (ix86_expand_prologue): Don't allow
9232 scheduling pass to move insns across __alloca call.
9234 2003-01-08 Dale Johannesen <dalej@apple.com>
9236 * config/rs6000/rs6000.md: Replace *store_multiple_string
9239 2003-01-08 Jeff Sturm <jsturm@one-point.com>
9242 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info):
9243 Set SYMBOL_REF_FLAG on local data sym_ref.
9245 2003-01-08 Dale Johannesen <dalej@apple.com>
9247 * function.c (assign_parms): Don't set pretend_args_size if
9248 REG_PARM_STACK_SPACE.
9249 config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
9252 2003-01-08 Nathanael Nerode <neroden@gcc.gnu.org>
9256 2003-01-09 Jan Hubicka <jh@suse.cz>
9258 * i386.c (ix86_expand_int_addcc): Fix thinko.
9260 2003-01-08 David Edelsohn <edelsohn@gnu.org>
9262 * config/rs6000/rs6000.h (FUNCTION_MODE): Always use SImode.
9263 * config/rs6000/rs6000.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine
9264 as hook_bool_tree_hwi_hwi_tree_true.
9265 (rs6000_emit_allocate_stack): Use TARGET_32BIT.
9266 (rs6000_emit_epilogue): Same.
9267 (rs6000_output_mi_thunk): Re-implement as RTL.
9268 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Call
9269 xcoffout_declare_function if any debugging enabled.
9271 2003-01-08 Chris Demetriou <cgd@broadcom.com>
9273 * config.gcc (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*): New
9274 targets, to support MIPS32 Release 2 (MIPS32R2) configurations.
9275 * config/mips/mips.h (enum processor_type): Rename
9276 PROCESSOR_R4KC to PROCESSOR_4KC, PROCESSOR_R5KC to
9277 PROCESSOR_5KC, and PROCESSOR_R20KC to PROCESSOR_20KC.
9279 (TARGET_MIPS4KC, TARGET_MIPS5KC): Update for the renaming.
9280 (ISA_MIPS32R2): New define.
9281 (GENERATE_MULT3_SI, ISA_HAS_CONDMOVE, ISA_HAS_8CC)
9282 (ISA_HAS_MADD_MSUB, ISA_HAS_CLZ_CLO)
9283 (ISA_HAS_PREFETCH): Add support for MIPS32R2.
9284 (MIPS_ISA_DEFAULT): Likewise. Also, fix indentation.
9285 (TARGET_CPU_CPP_BUILTINS): Add support for MIPS32R2. Add new
9286 predefine __mips_isa_rev for MIPS32, MIPS32R2, and MIPS64.
9287 (ISA_HAS_ROTR_SI): Add support for MIPS32R2, and avoid if
9288 compiling MIPS16 code.
9289 (ISA_HAS_ROTR_DI): Do not use if compiling MIPS16 code, and fix
9291 (ISA_HAS_SEB_SEH): New define.
9292 (ASM_SPEC, LINK_SPEC): Pass -mips32r2 to assembler and linker.
9293 * config/mips/mips.c (mips_cpu_info_table): Adjust for enum
9294 processor_type value renaming. Add support for MIPS32R2.
9295 Clean up comments, and move "sb1" entry with other MIPS64 CPU
9297 (override_options): Reimplement -mipsN option handling so that
9298 it will work correctly for -mips32r2. Avoid branch-likely
9299 instructions on MIPS32R2.
9300 * config/mips/mips.md (mulsi3_mult3): Add support for MIPS32R2.
9301 (extendhisi2): Use extendhisi2_hw if ISA_HAS_SEB_SEH.
9302 (extendqisi2): Use extendqisi2_hw if ISA_HAS_SEB_SEH.
9303 (extendhisi2_hw, extendqisi2_hw): New.
9304 * config/mips/netbsd.h (TARGET_CPU_CPP_BUILTINS): Add support
9305 for MIPS32R2. Add new predefine __mips_isa_rev for MIPS32,
9306 MIPS32R2, and MIPS64.
9307 (LINK_SPEC): Pass -mips32r2 to linker.
9308 * config/mips/t-isa3264: Built -mips32r2 multilibs.
9309 * doc/invoke.texi (MIPS Options): Add -mips32r2, add support
9310 for mips32r2 in the -march description. Alphabetically sort
9311 CPU names in the -march description. Add long-missed -mips32
9312 and -mips64 to MIPS option summary.
9314 * config.gcc: Update copyright years to include 2003.
9315 * config/mips/mips.c: Likewise.
9316 * config/mips/mips.h: Likewise.
9317 * config/mips/mips.md: Likewise.
9318 * config/mips/netbsd.h: Likewise.
9319 * doc/invoke.texi: Likewise.
9321 2003-01-08 Andreas Schwab <schwab@suse.de>
9323 * aclocal.m4 (gcc_AC_INITFINI_ARRAY): Fix spelling of cache
9325 * configure: Regenerated.
9327 2003-01-08 Kazu Hirata <kazu@cs.umass.edu>
9329 * config/h8300/h8300.c (output_logical_op): Replace byte/word
9330 extraction of det with b0, b1, w0, w2, etc.
9331 (compute_logical_op_length): Likewise.
9332 (compute_logical_op_cc): Likewise.
9334 2003-01-08 Kazu Hirata <kazu@cs.umass.edu>
9336 * config/h8300/h8300.h (CONSTANT_ADDRESS_P): Allow CONST and
9337 HIGH on all variants.
9339 2003-01-08 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
9341 * Makefile.in (PARTITION_H): New.
9342 (BASIC_BLOCK_H): Added hard-reg-set.h and $(PARTITION_H).
9343 * basic-block.h: Include hard-reg-set.h.
9345 2003-01-08 Richard Earnshaw <rearnsha@arm.com>
9347 * arm.h (ENABLE_XF_PATTERNS): Delete.
9348 * arm.md (addxf3, subxf3, mulxf3, divxf3, modxf3, negxf2, absxf2)
9349 (sqrtxf2, floatsixf2, fix_truncxfsi2, truncxfsf2, truncxfdf2)
9350 (extendsfxf2, extenddfxf2, movxf, cmpxf, cmpxf_insn)
9351 (cmpxf_trap): Delete.
9352 (movxf_hard_insn): Remove test of ENABLE_XF_PATTERNS.
9354 2003-01-08 Jan Hubicka <jh@suse.cz>
9356 * i386.md (adddi3_carry_rex64, subdi3_carry_rex64): Name pattern.
9357 (addhi3_carry, addqi3_carry, subhi3_carry, subqi3_carry): New patterns.
9358 (add??cc): New expanders.
9359 * i386.c (expand_int_addcc): New function.
9360 * i386-protos.h (expand_int_addcc): Declare.
9362 * alias.c (memory_modified_1): New static function.
9363 (memory_modified): New static varaible.
9364 (memory_modified_in_insn_p): New global function.
9365 * rtl.h (memory_modified_in_insn_p): Declare.
9366 * rtlanal.c (modified_between_p, modified_in_p): Be smart about memory
9369 * expr.h (emit_conditional_add): Declare.
9371 2003-01-07 Janis Johnson <janis187@us.ibm.com>
9374 * doc/invoke.texi (-malign-double): Explain that the option breaks
9375 binary compatibility.
9377 2003-01-08 Andreas Schwab <schwab@suse.de>
9379 * config.gcc (m68k-*-linux*): Don't set extra_parts and gnu_ld,
9380 should come from the generic *-*-linux* entry.
9382 2003-01-07 Jan Hubicka <jh@suse.cz>
9384 * cselib.c (cselib_current_insn_in_libcall): New static variable.
9385 (new_elt_loc_list, cselib_process_insn, cselib_init): Keep track on whether
9386 we are inside libcall.
9387 * cselib.h (elt_loc_list): Add in_libcall.
9388 * gcse.c (do_local_cprop): Do not copy propagate using insns
9391 2003-01-07 David Edelsohn <edelsohn@gnu.org>
9393 * doc/tm.texi (TARGET_SCHED_VARIABLE_ISSUE): CLOBBER and USE do
9394 not normally affect to issue rate.
9396 2003-01-07 Jan Hubicka <jh@suse.cz>
9398 * genopinit.c (optabs): Add addc_optab.
9399 * ifcvt.c (noce_try_store_flag): Rename to ...
9400 (noce_try_addcc): ... this one; handle generic conditional increment.
9401 (noce_process_if_block): Update noce_try_addcc call.
9402 * optabs.c (emit_conditional_add): New.
9403 (init_obtabs): Initialize addc_optab.
9404 * optabs.h (optab_index): Add OTI_addcc.
9405 (addcc_optab): New macro.
9406 * md.texi: Document addMcc
9409 * i386.c (ix86_init_mmx_sse_builtins): Constify arguments of loads.
9410 * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts.
9411 * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts.
9413 * reload1.c (delete_output_reload): Avoid repeated attempts
9416 2003-01-07 Andreas Schwab <schwab@suse.de>
9418 * configure.in: Restore CFLAGS before gcc_AC_INITFINI_ARRAY.
9419 Move --enable-initfini-array check ...
9420 * aclocal.m4 (gcc_AC_INITFINI_ARRAY): ... here. Define
9421 HAVE_INITFINI_ARRAY also when --enable-initfini-array is given.
9422 Don't AC_SUBST gcc_cv_initfinit_array. Use AC_TRY_RUN.
9423 * configure: Rebuild.
9425 2003-01-07 Richard Henderson <rth@redhat.com>
9427 * alias.c (find_base_value): Only use new_reg_base_value shortcut
9428 if the register is set once.
9430 2003-01-07 Sylvain Pion <Sylvain.Pion@mpi-sb.mpg.de>
9432 * config/i386/i386.c (ix86_init_mmx_sse_builtins):
9433 __builtin_ia32_ldmxcsr and __builtin_ia32_stmxcsr are SSE, not MXX.
9434 * config/i386/i386.md (ldmxcsr, stmxcsr): SSE, not MMX.
9436 2003-01-07 Benjamin Kosnik <bkoz@redhat.com>
9437 Sunil Davasam <sunil.k.davasam@intel.com>
9440 * unwind-dw2.c (execute_cfa_program): DW_CFA_undefined,
9441 DW_CFA_same_value, read next and ignore.
9443 2003-01-07 Richard Henderson <rth@redhat.com>
9445 * cfganal.c (flow_call_edges_add): Don't crash on noreturn call.
9447 2003-01-07 Daniel Berlin <dberlin@dberlin.org>
9449 * cfg.c: Include alloc-pool.h
9450 (edge_pool): New pool.
9451 (bb_pool): New pool.
9452 (first_deleted_edge): Remove.
9453 (first_deleted_block): Remove.
9454 (init_flow): Alloc/free the pools.
9455 (free_edge): Use pools.
9456 (alloc_block): Ditto.
9457 (expunge_block): Ditto.
9458 (cached_make_edge): Ditto.
9460 * Makefile.in (cfg.o): Add alloc-pool.h dependency.
9462 2003-01-07 Daniel Berlin <dberlin@dberlin.org>
9464 * et-forest.c: Include alloc-pool.h.
9465 (struct et_forest): Add node_pool and occur_pool.
9466 (et_forest_create): Create the new pools.
9467 (et_forest_delete): Delete them.
9468 (et_forest_add_node): Allocate and free using pools.
9469 (et_forest_add_edge): Ditto.
9470 (et_forest_remove_node): Ditto.
9471 (et_forest_remove_edge): Ditto.
9473 * Makefile.in (et-forest.o): Add alloc-pool.h dependency.
9475 2003-01-07 Kazu Hirata <kazu@cs.umass.edu>
9477 * config/h8300/h8300.c (output_logical_op): Simplify and
9478 optimize the handling of SImode.
9479 * config/h8300/h8300.c (compute_logical_op_length): Update
9481 * config/h8300/h8300.c (compute_logical_op_cc): Likewise.
9483 2003-01-07 Richard Sandiford <rsandifo@redhat.com>
9485 * config/mips/mips.c (mips_va_arg): In the EABI code, apply the
9486 big-endian correction to indirect arguments too.
9488 2003-01-06 Aldy Hernandez <aldyh@redhat.com>
9490 Segher Boessenkool <segher@koffie.nl>
9492 * config/rs6000/rs6000.c (rs6000_reg_names): Add missing registers.
9493 (alt_reg_names): Ditto, fix formatting.
9494 * config/rs6000/rs6000.h (DEBUG_REGISTER_NAMES): Fix formatting.
9496 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
9498 * config/h8300/h8300.c (final_prescan_insn): Constify uid.
9499 (output_logical_op): Constify intval and det.
9500 (compute_logical_length): Likewise.
9501 (compute_logical_cc): Likewise.
9502 (output_a_shift): Constify mask.
9503 (h8300_encode_label): Constify len.
9505 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
9507 * config/h8300/h8300.c (h8300_expand_prologue): Remove fsize.
9508 (h8300_expand_epilogue): Likewise.
9510 2003-01-06 Aldy Hernandez <aldyh@redhat.com>
9512 Segher Boessenkool <segher@koffie.nl>
9514 * config/rs6000/altivec.md: Remove spaces from assembler
9515 instruction argument lists.
9517 2003-01-07 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9519 * config/c4x/c4x.c (c4x_naked_function_p): Rename from
9520 c4x_assembler_function_p.
9521 (c4x_null_epilogue_p): Complement return value, all uses updated.
9522 (c4x_insert_attributes): Add naked.
9523 * config/c4x/c4x.md (c4x_null_epilogue_p): Changes uses.
9524 * doc/extend.texi: Update C4x function attributes.
9526 2003-01-06 Richard Henderson <rth@redhat.com>
9528 * config/alpha/alpha.c (alpha_encode_section_info): Adjust symbol_str
9529 properly when changing "local-ness".
9530 * config/alpha/alpha.md (movdi_er_high_g): Allow all symbols.
9532 2003-01-06 Dale Johannesen <dalej@apple.com>
9534 * config/darwin-protos.h: Add prototypes for new section functions.
9536 2003-01-06 Chris Demetriou <cgd@broadcom.com>
9538 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*): Default ABI
9541 2003-01-06 Zack Weinberg <zack@codesourcery.com>
9543 * hwint.h: If the current compiler has no 64-bit type at all,
9544 make HOST_WIDEST_INT 32 bits.
9546 2003-01-06 Eric Christopher <echristo@redhat.com>
9548 * config/mips/mips.md (movdf_internal2): Fix constraints.
9550 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
9552 * config/h8300/h8300.md (*twoshifts_l16_r1): New.
9554 2003-01-06 Richard Sandiford <rsandifo@redhat.com>
9556 * config/mips/mips.md (leadi): Use dla rather than la.
9558 2003-01-06 Svein E. Seldal <Svein.Seldal@solidas.com>
9560 * config/c4x/c4x.h: Updated specs for new gas format. Fixed bug
9561 in C33_FLAG. Added proper C33 support in ASM_FILE_START macro.
9563 2003-01-06 Herman A.J. ten Brugge <hermantenbrugge@home.nl>
9565 * config/c4x/c4x.h: Remove hwint.h include and HOST_WIDE_INT_PRINT_HEX
9568 2003-01-05 Kazu Hirata <kazu@cs.umass.edu>
9570 * config/h8300/h8300.md (*extzv_8_23): New.
9572 2003-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9574 * pa64-hpux.h (JCR_SECTION_NAME): Define.
9575 (PA_INIT_FRAME_DUMMY_ASM_OP): Check EH_FRAME_SECTION_NAME instead of
9576 USE_EH_FRAME_REGISTRY when defining.
9578 2003-01-05 Kazu Hirata <kazu@cs.umass.edu>
9580 * config/h8300/h8300.c (output_a_shift): Do not output a
9582 * config/h8300/h8300.md (two splitters): New.
9584 2003-01-05 Richard Sandiford <rsandifo@redhat.com>
9586 * config/mips/mips.md: Disable the movstrsi define_split.
9588 2003-01-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9590 * alloc-pool.c: Don't include "libiberty.h".
9591 * config/sparc/gmon-sol2.c: Include <fcntl.h>.
9592 * convert.c (convert_to_real): Hide unused variable.
9594 2003-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9596 * Makefile.in (gtyp-gen.h): Const-ify.
9597 * gcov-dump.c (tag_table): Likewise.
9599 2003-01-04 Bruce Korb <bkorb@gnu.org>
9601 * fixinc/fixfixes.c(wrap_fix): the wrapper guard must be a function
9602 of *both* the file name and the fix name.
9604 2003-01-04 John David Anglin <dave.anglin@nrc.ca>
9606 * config.gcc (hppa*64*-*-hpux11*): Define extra_parts. Don't use
9608 * pa-hpux11.h (LDD_SUFFIX, PARSE_LDD_OUTPUT): Undefine.
9609 (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Define.
9610 * pa64-hpux.h (HP_INIT_ARRAY_SECTION_ASM_OP,
9611 GNU_INIT_ARRAY_SECTION_ASM_OP, HP_FINI_ARRAY_SECTION_ASM_OP,
9612 GNU_FINI_ARRAY_SECTION_ASM_OP): Define.
9613 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Define when not using
9615 (EH_FRAME_IN_DATA_SECTION): Delete define.
9616 (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Undefine.
9617 (STARTFILE_SPEC): Use crtbegin.o.
9618 (ENDFILE_SPEC): Use crtend.o.
9619 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION,
9620 SUPPORTS_INIT_PRIORITY, PA_CXA_FINALIZE_STUB, PA_INIT_FINI_HACK,
9621 PA_INIT_FRAME_DUMMY_ASM_OP, PA_JV_REGISTERCLASSES_STUB,
9622 DTOR_LIST_BEGIN): Define.
9623 * pa.c (TARGET_ASM_CONSTRUCTOR): Define.
9624 (pa_asm_out_constructor, pa_asm_out_destructor): New functions.
9625 * som.h (SUPPORTS_INIT_PRIORITY): Delete define.
9627 2002-12-31 Larin Hennessy <larin@science.oregonstate.edu>
9629 * fixinc/fixinc.svr4: Remove references to i860, Sony NewsOS, and spur.
9630 * fixinc/inclhack.def: Remove tests for Apple A/UX, ARM/RISCiX, DG/UX,
9631 m88k-*-sysv3*, Sony NewsOS. Remove references to i860.
9632 Cleanup handling of replacement text.
9633 * fixinc/mkfixinc.sh: Remove reference to i?86-*-osf1*
9635 2003-01-04 Bruce Korb <bkorb@gnu.org>
9637 * fixinc/tests/base/math.h: removed obsolete results
9638 * fixinc/tests/base/stdlib.h: ditto
9639 * fixinc/tests/base/sys/param.h: ditto
9640 * fixinc/tests/base/sys/stat.h: ditto
9641 * fixinc/tests/base/time.h: ditto
9642 * fixinc/tests/base/X11/Intrinsic.h: removed obsolete file
9643 * fixinc/tests/base/sys/byteorder.h: ditto
9644 * fixinc/inclhack.def: Remove superfluous backslashes
9646 2003-01-04 Kazu Hirata <kazu@cs.umass.edu>
9648 * config/h8300/h8300-protos.h: Add prototypes for
9649 the new functions defined below.
9650 * config/h8300/h8300.c (TARGET_ASM_FUNCTION_PROLOGUE): Do not
9652 (dosize): Emit RTL instead of assembly code.
9655 (h8300_output_function_prologue): Remove.
9656 (h8300_expand_prologue): New.
9657 (h8300_expand_epilogue): New.
9658 (h8300_output_function_epilogue): Do only the reset of
9660 * config/h8300/h8300.md (push_h8300): New.
9661 (push_h8300hs): Likewise.
9662 (pop_h8300): Likewise.
9663 (pop_h8300hs): Likewise.
9664 (*stm_h8300s_2): Change the name to stm_h8300s_2.
9665 (*stm_h8300s_3): Change the name to stm_h8300s_3.
9666 (*stm_h8300s_4): Change the name to stm_h8300s_4.
9667 (*ldm_h8300s_2): New.
9668 (*ldm_h8300s_3): Likewise.
9669 (*ldm_h8300s_4): Likewise.
9671 (*return_1): Likewise.
9672 (prologue): Likewise.
9673 (epilogue): Likewise.
9674 (monitor_prologue): Likewise.
9676 2003-01-03 Dale Johannesen <dalej@apple.com>
9678 * config/darwin.h: (EXTRA_SECTIONS): Add machopic_symbol_stub1,
9679 machopic_picsymbol_stub1.
9680 (EXTRA_SECTION_FUNCTIONS): Ditto.
9681 * rs6000/rs6000.c: Update copyright.
9682 (machopic_output_stub): Use them. Remove an insn from stub code.
9684 2003-01-02 Jason Merrill <jason@redhat.com>
9686 * fold-const.c (fold) [COND_EXPR]: Avoid NOP_EXPRs better.
9688 * integrate.c (copy_decl_for_inlining): Don't clear the rtl for
9689 static/external decls.
9691 * c-common.c (finish_fname_decls): Put the DECL_STMTs inside the
9693 * c-decl.c (c_make_fname_decl): Push the decls there, too.
9695 2003-01-03 Kazu Hirata <kazu@cs.umass.edu>
9697 * config/h8300/h8300-protos.h: Add a prototype for
9698 h8300_current_function_interrupt_function_p.
9699 * config/h8300/h8300.c (interrupt_handler): Remove.
9700 (os_task): Likewise.
9701 (monitor): Likewise.
9702 (pragma_interrupt): New.
9703 (WORD_REG_USED): Use
9704 h8300_current_function_interrupt_function_p.
9706 (h8300_output_function_prologue): Likewise.
9707 Do not set interrupt_handler, os_task, monitor.
9708 (h8300_output_function_prologue): Use
9709 h8300_current_function_interrupt_function_p.
9710 Do not set interrupt_handler, os_task, monitor.
9711 (h8300_current_function_interrupt_function_p): New.
9712 (h8300_pr_interrupt): Set pragma_interrupt.
9713 (h8300_insert_attributes): Reset pragma_interrupt.
9715 2003-01-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9717 * doc/install.texi (Configuration): Fix markup for reference to
9720 2003-01-02 Kazu Hirata <kazu@cs.umass.edu>
9722 * config/h8300/h8300.md (*iorhi3_zext): Relax the condition.
9723 (*iorhi3_two_qi): Likewise.
9724 (*iorsi3_zexthi): Likewise.
9725 (*xorhi3_zextqi): Likewise.
9726 (*xorsi3_zexthi): Likewise.
9727 (*xorsi3_zextqi): Likewise.
9729 2003-01-02 Kazu Hirata <kazu@cs.umass.edu>
9731 * config/h8300/h8300.c (stack_pointer_operand): New.
9732 (const_int_gt_2_operand): Likewise.
9733 (const_int_ge_8_operand): Likewise.
9734 * config/h8300/h8300.md (a splitter): Likewise.
9735 (a peephole2): Likewise.
9736 * config/h8300/h8300-protos.h: Add prototypes for the new
9739 2003-01-02 Steven Bosscher <s.bosscher@student.tudelft.nl>
9741 * objc/Make-lang.in, objc/config-lang.in, objc/lang-specs.h,
9742 objc/objc-act.h: Fix copyright years.
9744 2003-01-02 Steven Bosscher <s.bosscher@student.tudelft.nl>
9746 * doc/passes.texi: Fix documentation for -fssa-ccp
9748 2003-01-02 Neil Booth <neil@daikokuya.co.uk>
9750 * gccbug.in: Update for new categories.
9752 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
9754 * config/h8300/h8300.md: Reorder some patterns.
9756 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
9758 * config/h8300/h8300.c (output_logical_op): Fix a warning.
9760 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
9762 * config/darwin-protos.h, config/c4x/c4x-protos.h,
9763 config/cris/cris-protos.h, config/i370/i370-protos.h,
9764 config/i960/i960-protos.h, config/ia64/ia64-protos.h,
9765 config/v850/v850-protos.h: Use struct, and don't conditionally
9766 compile on GCC_C_PRAGMA_H.
9768 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
9770 * config/arm/arm-protos.h: Remove #ifdef GCC_C_PRAGMA_H.
9771 * config/h8300/h8300-protos.h: Likewise.
9772 * config/sh/sh-protos.h: Likewise.
9774 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
9776 * config/arm/arm-protos.h: Use struct cpp_reader instead of
9778 * config/h8300/h8300-protos.h: Likewise.
9779 * config/sh/sh-protos.h: Likewise.
9781 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
9783 * config/arm/arm.c (arm_pr_long_calls, arm_pr_no_long_calls,
9784 arm_pr_long_calls_off): Use struct.
9785 * config/h8300/h8300.c (h8300_pr-interrupt, h8300_pr_saveall)
9787 Don't include cpplib.h.
9788 * config/sh/sh.c (sh_pr_interrupt, sh_pr_trapa,
9789 sh_pr_nosave_low_regs): Similarly.
9791 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
9793 * config/h8300/h8300.c: Include cpplib.h.
9795 2003-01-01 Steven Bosscher <s.bosscher@student.tudelft.nl>
9797 * objc/Make-lang.in, objc/config-lang.in, objc/lang-options.h,
9798 objc/lang-specs.h, objc/objc-act.c, objc/objc-act.h,
9799 objc/objc-lang.c, objc/objc-tree.def: Replace "GNU CC" with
9800 "GCC" in the copyright header.
9802 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
9804 * c-pragma.c (c_register_pragma): New.
9805 (init_pragma): Use it.
9806 * c-pragma.h (cpp_register_pragma): Don't declare.
9807 (c_register_pragma): New.
9808 * cpplib.h: Remove #ifdef GCC_C_PRAGMA_H.
9809 * config/darwin.h (REGISTER_TARGET_PRAGMAS): Update.
9810 * config/arm/arm.h (REGISTER_TARGET_PRAGMAS): Update.
9811 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
9812 * config/h8300/h8300.h (REGISTER_TARGET_PRAGMAS): Update.
9813 * config/i370/i370.h (REGISTER_TARGET_PRAGMAS): Update.
9814 * config/i960/i960.h (REGISTER_TARGET_PRAGMAS): Update.
9815 * config/ia64/hpux.h (REGISTER_TARGET_PRAGMAS): Update.
9816 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Update.
9817 * config/sh/sh.h (REGISTER_TARGET_PRAGMAS): Update.
9818 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS): Update.
9819 * doc/tm.texi (REGISTER_TARGET_PRAGMAS): Update
9821 See ChangeLog.8 for earlier changes.