1 2003-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * gengtype-lex.l (IWORD): Add CHAR_BITFIELD.
4 * system.h (CHAR_BITFIELD): New.
6 2003-04-03 Kazu Hirata <kazu@cs.umass.edu>
8 * config/h8300/h8300.md (a peephole2): Generalize to accept GT
10 (another peephole2): Likewise.
12 2003-04-03 Nick Clifton <nickc@redhat.com>
14 * config/sparc/sol2-bi.h (ASM_CPU64_DEFAULT_SPEC): Add -TSO.
15 (DEF_ARCH64_SPEC): Likewise.
17 Thu Apr 3 09:53:40 CEST 2003 Jan Hubicka <jh@suse.cz>
19 * i386.c (constant_address_p): Use legitimate_constant_p.
20 (legitimate_address_p): Do not use CONSTANT_ADDRESS_P.
22 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
24 * config/h8300/h8300-protos.h: Add a prototype for
26 * config/h8300/h8300.c (gtle_operator): New.
27 * config/h8300/h8300.h (PREDICATE_CODES): Add an entry for
29 * config/h8300/h8300.md (a peephole2): Generalize to accept GT
32 2003-04-02 Richard Henderson <rth@redhat.com>
34 * libgcc-std.ver (_Unwind_GetCFA): New.
35 * unwind-dw2.c (_Unwind_GetCFA): New.
36 * unwind-libunwind.c (_Unwind_GetCFA): New.
37 * unwind-sjlj.c (_Unwind_GetCFA): New.
38 * unwind.h: Declare it.
40 Thu Apr 3 00:31:21 CEST 2003 Jan Hubicka <jh@suse.cz>
43 * i386.c (ix86_hard_regno_mode_ok): Return 0 for MMX/SSE registers
44 when MMX/SSE is not available.
46 2003-04-02 Mike Stump <mrs@apple.com>
48 * doc/install.texi (Specific): Update pointers to apple.com.
50 Thu Apr 3 00:18:49 CEST 2003 Jan Hubicka <jh@suse.cz>
52 * i386.c (override_options): Disable red zone by default on i386.
53 (compute_frame_layout, ix86_force_to_memory, ix86_free_from_memory):
54 Do not test TARGET_64BIT together with TARGET_RED_ZONE
56 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
58 * config/h8300/h8300.md (a peephole2): Tighten the condition.
60 2003-04-02 Richard Henderson <rth@redhat.com>
62 * longlong.h (umul_ppmm) [alpha]: Use __builtin_alpha_umulh.
64 2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
66 * config/h8300/h8300.md (a peephole2): New.
68 2003-04-02 Richard Henderson <rth@redhat.com>
70 * except.c (sjlj_find_directly_reachable_regions): Recognize when
71 must-not-throw region has been deleted.
73 2003-04-02 Richard Henderson <rth@redhat.com>
75 * dwarf2out.c (output_call_frame_info): Ignore fde->nothrow as an
76 optimization when flag_exceptions not enabled.
78 2003-04-02 Vladimir Makarov <vmakarov@redhat.com>
80 * config/rs6000/rs6000.c
81 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Redefine the
83 (rs6000_issue_rate): Add case for 8540.
84 (rs6000_use_sched_lookahead): New function.
86 * config/rs6000/8540.md: Rename SIU units into SU ones and MIU
88 (ppc8540_branch, ppc8540_cr_logical): Add one cycle in the
89 reservation before retirement.
90 (ppc8540_multiply, ppc8540_load, ppc8540_store,
91 ppc8540_simple_float, ppc8540_vector_load, ppc8540_vector_store):
92 Remove additional cycle in the reservation before retirement.
93 (ppc8540_mfcr, ppc8540_mtcrf, ppc8540_mtjmpr): Add missed
94 reservation of ppc8540_issue.
96 2003-04-02 Andreas Schwab <schwab@suse.de>
98 * real.c (decode_ieee_single): Fix decoding of SNaN bit.
100 2003-04-01 Richard Henderson <rth@redhat.com>
102 * except.c (convert_from_eh_region_ranges_1): Smash REG_EH_REGION
103 notes for nothrow calls if flag_forced_unwind_exceptions.
104 (build_post_landing_pads): Mind flag_forced_unwind_exceptions.
105 (sjlj_find_directly_reachable_regions): Likewise.
106 (reachable_handlers): Likewise.
107 (can_throw_external): Likewise.
108 (collect_one_action_chain): Record cleanups after catch-all and
109 must-not-throw if flag_forced_unwind_exceptions.
110 * flags.h (flag_forced_unwind_exceptions): Declare.
111 * toplev.c (flag_forced_unwind_exceptions): New.
112 (lang_independent_options): Add it.
113 * doc/invoke.text: Add it.
115 2003-04-01 David Mosberger <davidm@hpl.hp.com>
117 * config/ia64/crti.asm: Clean up trailing whitespace.
118 Remove trailing hashes (#) from identifiers.
120 * config/ia64/crtn.asm: Ditto.
122 * config/ia64/crtend.asm: Remove trailing hashes (#) from
124 (__do_global_ctors_aux): Align to 32-byte boundary. Add unwind
125 directives. Drop explicit bundling---it just makes the code
126 harder to read. Don't save/restore gp needlessly.
128 * config/ia64/crtbegin.asm: Remove trailing hashes (#) from
129 identifiers (they're only needed if the identifier would clash
130 with a register name otherwise).
131 (__do_global_dtors_aux): Align to 32-byte boundary. Add unwind
132 directives. Drop explicit bundling---it just makes the code
134 (__do_jv_register_classes): Ditto.
135 (.fini_array): Remove "progbits" (newer
136 assemblers don't like wrong section-types).
137 (.init_array): Ditto.
139 2003-04-01 Roger Sayle <roger@eyesopen.com>
142 * gcse.c (reg_killed_on_egde): New function to test whether the
143 given reg is overwritten by any instruction queued on an edge.
144 (bypass_block): Ignore substitutions killed on incoming edges.
145 Don't bypass outgoing edges that have queued instructions.
147 2003-04-01 Alexandre Oliva <aoliva@redhat.com>
149 * real.h (EXP_BITS): Make room for...
150 (struct real_value): ... added canonical bit.
151 (struct real_format): Added pnan.
152 (mips_single_format, mips_double_format, mips_extended_format,
153 mips_quad_format): New.
154 * real.c: Copy p to pnan in all formats.
155 (get_canonical_qnan, get_canonical_snan): Set canonical bit.
156 (real_nan): Use pnan to compute significand's shift.
157 (real_identical): Disregard significand in canonical
159 (real_hash): Likewise. Take signalling into account.
160 (encode_ieee_single, encode_ieee_double, encode_ieee_quad):
161 Disregard significand bits in canonical NaNs. Set all bits of
162 canonical NaN if !qnan_msb_set.
163 (encode_ibm_extended, decode_ibm_extended): Likewise. Use
164 qnan_msb_set to tell the base double format.
165 (ibm_extended_format): Use 53 as pnan.
166 (mips_single_format, mips_double_format, mips_extended_format,
167 mips_quad_format): Copied from the corresponding ieee/ibm
168 formats, with qnan_msb_set false.
169 * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Use mips_extended_format.
170 * config/mips/linux64.h (MIPS_TFMODE_FORMAT): Use mips_quad_format.
171 * config/mips/mips.c (override_options): Use mips_single_format
172 and mips_double_format. Default TFmode to mips_quad_format.
173 * config/mips/t-linux64 (tp-bit.c): Define QUIET_NAN_NEGATED.
174 * config/mips/t-irix6: Likewise.
175 * config/mips/t-mips (fp-bit.c, dp-bit.c): Likewise.
176 * config/fp-bit.c (pack_d, unpack_d): Obey it.
178 2003-04-01 Geoffrey Keating <geoffk@apple.com>
180 * unwind-dw2-fde-darwin.c (DESTRUCTOR_MAY_BE_CALLED_LIVE): New.
181 (live_image_destructor): Reset image to initial state.
182 (examine_objects): Set DESTRUCTOR_MAY_BE_CALLED_LIVE.
184 2003-04-01 Eric Botcazou <ebotcazou@libertysurf.fr>
186 * config/sparc/sparc.c (input_operand): Accept bare
187 CONSTANT_P_RTX operands.
189 2003-04-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
191 * gcse.c (struct ls_expr): Added pattern_regs field.
192 (ldst_entry): Initialize it.
193 (extract_mentioned_regs, extract_mentioned_regs_helper): New.
194 (store_ops_ok): Use regs precomputed by them.
195 (find_loads, store_killed_in_insn, load_kills_store): Change return
197 (store_killed_before, store_killed_after): Take position of register
199 (reg_set_info): Store position of the setter.
200 (gcse_main): Enable store motion.
201 (mems_conflict_for_gcse_p): Enable load motion of non-symbol mems.
202 (pre_insert_copy_insn, update_ld_motion_stores, insert_store): Prevent rtl
204 (simple_mem): Enable store motion of non-symbol mems.
205 (regvec): Type changed.
206 (LAST_AVAIL_CHECK_FAILURE): New.
207 (compute_store_table_current_insn): New.
208 (build_store_vectors): Computation of availability and anticipatability
210 (compute_store_table, find_moveable_store): ... here.
211 (delete_store): Remove senseless comment.
212 (store_motion): Reorganize.
214 2003-04-01 Kevin Buettner <kevinb@redhat.com>
216 * config/mips/mips.c (override_options): Provide mappings for
217 HI_REGNUM and LO_REGNUM.
218 * config/mips/mips.h (MD_DBX_FIRST): Define.
220 2003-04-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
222 * combine.c (merge_outer_ops): Fix typo.
224 * varasm.c (make_decl_one_only): Revert 2003-03-09 patch.
226 2003-04-01 David Edelsohn <edelsohn@gnu.org>
228 * config/rs6000/{40x.md,603.md,6xx.md,7450.md,7xx.md,mpc.md,
229 power4.md,rios1.md,rios2.md,rs64.md}: Change mult_compare to
230 imul_compare. Add lmul_compare.
231 * config/rs6000/power4.md: Bump some latencies. Model extra cycle
232 in second pair of dispatch slots. Model stores more accurately.
233 Tweak multiply model. Add bypasses for CR instructions dependent
234 on complicated compares.
235 * config/rs6000/rs6000.md (mulsi3): Name imul_compare patterns.
236 (muldi3): Add lmul_compare patterns.
237 * config/rs6000/rs6000.c (rs6000_variable_issue): Move FPLOAD_UX
238 and FPSTORE_UX to split instructions and add COMPARE,
239 DELAYED_COMPARE, IMUL_COMPARE, LMUL_COMPARE, IDIV, LDIV.
240 (rs6000_adjust_cost): Add IMUL_COMPARE and LMUL_COMPARE.
241 (rs6000_rtx_costs): Separate POWER4 multiply case.
243 2003-04-01 Ulrich Weigand <uweigand@de.ibm.com>
245 * config/s390/s390.c (s390_fixup_clobbered_return_reg):
246 Do nothing if __builtin_return_address was not used.
248 Tue Apr 1 18:18:23 CEST 2003 Jan Hubicka <jh@suse.cz>
250 * i386.md (test patterns): Allow memory operand in operand1.
252 2003-02-31 Aldy Hernandez <aldyh@redhat.com>
254 * testsuite/gcc.c-torture/execute/simd-3.c: New.
256 * expr.c (expand_expr): Handle VECTOR_CST.
257 (const_vector_from_tree): New.
259 * varasm.c (output_constant): Handle VECTOR_CST.
261 * c-typeck.c (digest_init): Build a vector constant from a
264 * config/rs6000/rs6000.c: Remove prototype for
265 easy_vector_constant.
266 (easy_vector_constant): Add mode parameter. Rewrite to handle
268 (rs6000_emit_move): Pass mode to easy_vector_constant.
269 Call emit_easy_vector_insn for SPE V2SI vector constant moves.
270 (emit_easy_vector_insn): New.
271 (easy_vector_same): New.
272 (EASY_VECTOR_15): New macro.
273 (EASY_VECTOR_15_ADD_SELF): New macro.
274 (bdesc_2arg): Rename to xorv2si3.
275 (easy_vector_constant_add_self): New.
276 (input_operand): Allow vector constants.
278 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
279 easy_vector_constant, easy_vector_constant_add_self.
280 (EXTRA_CONSTRAINT): Add 'W'.
282 * config/rs6000/rs6000-protos.h: Add prototype for
283 easy_vector_constant, emit_easy_vector_insn.
285 * config/rs6000/altivec.md (xorv8hi3): New.
287 Remove all _const0 patterns.
288 (movv4si_internal): Rewrite to use code. Add vector constant to
289 vector alternative. Add splitter.
290 (movv8hi_internal): Same.
291 (movv16qi_internal): Same.
292 (movv4sf_internal): Same.
293 Change the unspecs for vspltis* to use constants.
295 * config/rs6000/spe.md ("xorv4hi3"): New.
296 ("spe_evxor"): Rename to xorv2si3.
298 Remove all _const0 patterns.
299 (movv2si_internal): Rewrite to use code. Add vector constant to
300 alternatives. Add splitter.
301 (movv4hi_internal): Add vector constant to alternatives.
302 (movv1di_internal): Same.
303 (movv2sf_internal): Same.
305 2003-03-31 Mark Mitchell <mark@codesourcery.com>
308 * c-decl.c (grokdeclarator): Clear SAVE_EXPR_CONTEXT for
309 variably-sized arrays in parameters.
310 (set_save_expr_context): New function.
311 (c_expand_body): Use it, via walk_tree.
313 2003-03-31 Eric Christopher <echristo@redhat.com>
315 * combine.c (can_combine_p): Allow ZERO_EXTRACT and STRICT_LOW_PART.
316 (combinable_i3pat): Remove call to expand_field_assignment and
319 2003-03-31 Mark Mitchell <mark@codesourcery.com>
322 * c-common.c (finish_label_address_expr): Handle the
325 2003-03-31 Richard Henderson <rth@redhat.com>
327 * real.c (real_identical): Reorg so as to not compare
328 signalling for normals.
330 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
332 * config/m68hc11/m68hc11.c (hard_reg_operand): Check the mode.
334 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
336 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Don't rely on REG_WAS_0
337 notes as they are boggus.
338 (m68hc11_gen_movqi): Likewise.
340 2003-03-31 Stephane Carrez <stcarrez@nerim.fr>
342 * config/m68hc11/m68hc11.c (expand_prologue): For an interrupt handler
343 save the soft registers after the frame pointer so that gdb can unwind
344 the frame more easily.
345 (expand_epilogue): Likewise in opposite order; allow to use X register
346 as scratch if the return value is by reference.
348 2003-03-31 Jason Merrill <jason@redhat.com>
351 * stor-layout.c (update_alignment_for_field): Respect
352 DECL_USER_ALIGN for zero-length bitfields, too.
353 * c-decl.c (finish_struct): Don't set DECL_ALIGN for normal
356 2003-03-31 Matt Austern <austern@apple.com>
358 * cpppch.c (struct cpp_savedstate): Add defs and n_defs members.
359 (count_defs): Keep track of number of defs as well as total size.
360 (write_defs): Put every definition in cpp_savedstate's defs array.
361 (comp_hashnode): Define. Comparison function for qsort.
362 (cpp_write_pch_deps): Sort definitions before writing them.
363 (struct ht_node_list): Define. Like cpp_savedstate but simpler.
364 (collect_ht_nodes): Define.
365 (cpp_valid_state): When verifying that undefined identifiers in
366 the pch file are still undefined, read a sorted list of undefined
367 identifiers, collect all defined identifiers into a sorted list,
368 and walk through both lists to make sure there's no match.
370 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
372 * config/h8300/h8300.md (a peephole2): New.
374 2003-03-31 Michael Matz <matz@suse.de>
376 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Change 1 into 0.
378 2003-03-31 Segher Boessenkool <segher@koffie.nl>
381 * config/rs6000/rs6000.h (HARD_REGNO_RENAME_OK): New.
382 * config/rs6000/rs6000.c (compute_vrsave_mask): Don't mark
383 all call-clobbered registers as used.
385 2003-03-31 Michael Matz <matz@suse.de>
387 * cppexp.c (cpp_classify_number): Accept '.' after "0x".
388 * testsuite/gcc.dg/cpp/c99-hexfloat-3.c: New file.
390 2003-03-31 Nathan Sidwell <nathan@codesourcery.com>
392 * gcov.c: Add -a & -u options.
393 (struct arc_info): Add local_span, is_call_non_return,
394 is_nonlocal_return, is_unconditional flags, remove is_call flag.
395 (struct block_info): Add flags, is_call_site, is_nonlocal_return
396 members. Make encodings a union with span member.
397 (struct function_info): Add blocks_executed, line, src, line_next
399 (struct coverage_info): Make branches a union with blocks member.
400 (struct source_info): Add functions member.
401 (object_summary, program_count): New global variables.
402 (flag_all_blocks, flag_unconditional): New flags.
403 (find_source, output_branch_count): New functions.
404 (print_usage): Adjust.
406 (process_args): Adjust.
407 (read_graph_file) <GCOV_TAG_FUNCTION>: Adjust.
408 <GCOV_TAG_BLOCKS>: Read flags.
409 <GCOV_TAG_LINES>: Adjust.
410 (read_count_file): Process SUMMARY tags.
411 (solve_flow_graph): Set is_unconditional and clear is_call_site
413 (add_branch_counts): Adjust. Don't count unconditional branches.
414 (add_line_counts): Deal with all-blocks mode, accumulate block
416 (accumulate_line_counts): Adjust, generate local spanning tree for
418 (output_lines): Adjust.
419 * profile.c (branch_prob): Alter GCOV_FUNCTION_TAG record.
420 * doc/gcov.texi: Document.
422 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
424 * config/h8300/h8300.md: Organize peephole2's that transform
425 (compare (reg:HI) (const_int)).
427 2003-03-31 Roger Sayle <roger@eyesopen.com>
429 * emit-rtl.c (dconstm2, dconsthalf): New real constants.
430 (init_emit_once): Initialize dconstm2 and dconsthalf here.
431 * real.h (dconstm2, dconsthalf): Add prototypes here.
432 * real.c (real_sqrt): Use dconsthalf rather than local copy.
433 * builtins.c (fold_builtin): When optimizing sqrt(exp(x)) as
434 exp(x/2.0) remember to fold the division if possible.
435 Fold sin(0.0) as 0.0, cos(0.0) as 1.0, pow(x,1.0) as x,
436 pow(x,-1.0) as 1.0/x, pow(x,2.0) as x*x, pow(x,-2.0) as
437 1.0/(x*x) and pow(x,0.5) as sqrt(x).
439 2003-03-31 Kazu Hirata <kazu@cs.umass.edu>
441 * config/h8300/h8300.md (a new peephole2): New.
443 2003-03-31 Richard Sandiford <rsandifo@redhat.com>
445 * gcse.c (simple_mem): Return false for floating-point accesses
446 if flag_float_store is true.
448 2003-03-30 Roger Sayle <roger@eyesopen.com>
450 * gcse.c (gcse_constant_p): New function to identify constants
451 suitable for constant propagation, including COMPARE with two
452 integer constant arguments.
453 (hash_scan_set): Use gcse_constant_p.
454 (find_avail_set): Likewise.
455 (cprop_insn): Likewise.
456 (do_local_cprop): Likewise.
457 (find_implicit_sets): Likewise.
458 (find_bypass_set): Likewise.
460 2003-03-30 Matt Kraai <kraai@alumni.cmu.edu>
462 * except.h: Remove definition of varray_type.
464 2003-03-30 Richard Henderson <rth@redhat.com>
466 PR opt/10011, opt/10252:
467 * toplev.c (rest_of_compilation): Run purge_builtin_constant_p
468 before post-gcse cse pass.
470 2003-03-30 Roger Sayle <roger@eyesopen.com>
472 * dojump.c (do_jump): Copy SUBREGs into a pseudo for comparison.
474 2003-03-30 DJ Delorie <dj@redhat.com>
476 * profile.c (instrument_edges): Make sure any newly created
477 jump insns have correct jump label info.
479 2003-03-30 Richard Henderson <rth@redhat.com>
481 * cfgbuild.c (make_edges): Use tablejump_p.
482 * cfgcleanup.c (label_is_jump_target_p): Likewise.
483 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
484 * cfgrtl.c (flow_delete_block_noexpunge): Likewise.
485 (try_redirect_by_replacing_jump): Likewise.
486 (redirect_edge_and_branch): Likewise.
487 * cse.c (fold_rtx): Likewise.
488 * jump.c (delete_related_insns): Likewise.
489 * rtlanal.c (get_jump_table_offset): Likewise.
490 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): Likewise.
492 2003-03-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
494 * Makefile.in (STRICT_WARN): Don't warn for ISO C constructs.
495 (STRICT2_WARN): Likewise.
497 2003-03-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
500 * collect2.c (collect_wait): Use WCOREDUMP and fix output message.
501 * system.h (WCOREDUMP, WCOREFLG): Define if necessary.
503 2003-03-30 Richard Henderson <rth@redhat.com>
506 * config/alpha/alpha.md (umuldi3_highpart): Change to expander;
507 don't zero_extend const inputs.
509 2003-03-30 Kazu Hirata <kazu@cs.umass.edu>
511 * reload1.c (reload_cse_move2add): Fix a comment typo.
513 2003-03-30 Kazu Hirata <kazu@cs.umass.edu>
515 * config/h8300/h8300.md (a peephole2): Remove useless code.
517 2003-03-29 Kazu Hirata <kazu@cs.umass.edu>
519 * config/h8300/h8300.md (*iorsi3_and_ashift): New.
520 (*iorsi3_and_lshiftrt): Likewise.
521 (*iorsi3_zero_extract): Likewise.
523 2003-03-29 Kazu Hirata <kazu@cs.umass.edu>
525 * config/h8300/h8300.md (*insv_si_8_8): New.
526 (*insv_si_8_8_lshiftrt_8): Likewise.
527 (a peephole2): Likewise.
529 2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
531 * doc/contrib.texi: Add Eric Botcazou and Roger Sayle.
532 Uniformly use bugfix instead of bug fix.
534 2003-03-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
537 * ONEWS: Remove those items that already appear in the EGCS
538 release notes on our web pages.
540 2003-03-29 Alan Modra <amodra@bigpond.net.au>
542 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Respect
543 TARGET_HARD_FLOAT. Reformat.
544 (FUNCTION_ARG_REGNO_P): Likewise, and remove unneeded casts.
546 2003-03-28 Albert Chin-A-Young <china@thewrittenword.com>
548 * gcc/fixinc/inclhack.def: Update solaris_mutex_init_1 to
549 work on Solaris 2.5.1.
551 2003-03-28 Kazu Hirata <kazu@cs.umass.edu>
553 * config/h8300/h8300.md (*addsi3_and_r_1): Put under plus:SI
555 (*addsi3_and_nor_r_1): Likewise.
557 2003-03-29 Ulrich Weigand <uweigand@de.ibm.com>
559 * config/s390/s390.c (s390_emit_prologoue): Make sure backchain is
560 set up before any trapping memory access if flag_non_call_exceptions.
562 2003-03-29 Alan Modra <amodra@bigpond.net.au>
564 * reload1.c (reload_as_needed): Allow a USE in asm reloads.
566 * loop.c: (find_mem_in_note_1, find_mem_in_note): Comment.
568 2003-03-28 Nathanael Nerode <neroden@gcc.gnu.org>
570 * configure.in: Clarify comments.
571 * configure: Regenerate.
573 2003-03-28 Ulrich Weigand <uweigand@de.ibm.com>
575 * config/s390/s390.md ("literal_pool_31"): Output pool anchor
576 label even if pool empty when generating PIC.
577 ("literal_pool_31", "literal_pool_64"): Coding style cleanup.
579 2003-03-28 Kazu Hirata <kazu@cs.umass.edu>,
580 Dhananjay Deshpande <dhananjayd@kpit.com>
583 * config/h8300/h8300.c (h8300_initial_elimination_offset):
584 Correct the offset computation when TARGET_NORMAL.
586 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
589 * config/sparc/sparc.md (jump pattern): Correct order
590 when issuing the annuling marker.
592 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
595 * config/sparc/sparc.md (movdi_insn_sp32_v9): Remove 'f-f' alternative.
596 (movdi reg/reg split): Match only on sparc32, and v9 when int regs.
598 2003-03-28 Alan Modra <amodra@bigpond.net.au>
600 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
602 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
603 * config/i960/i960.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
604 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
605 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
606 * config/mips/linux.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
607 * config/sparc/sparc.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
608 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
610 2003-03-28 Alan Modra <amodra@bigpond.net.au>
612 * loop.c: (find_mem_in_note_1, find_mem_in_note): New functions.
613 (replace_loop_mems): Add "written" param. Remove invalid REG_EQUAL
614 notes after hoisting.
615 (load_mems): Adjust replace_loop_mems call.
617 2003-03-28 Eric Botcazou <ebotcazou@libertysurf.fr>
618 Richard Henderson <rth@redhat.com>
620 PR target/10114 and PR target/10084
621 * dwarf2out.c (mem_loc_descriptor): Handle LO_SUM.
623 2003-03-27 Richard Henderson <rth@redhat.com>
625 * config/alpha/alpha.md (adddi_er_high_l): Valid only after reload.
627 2003-03-27 Roger Sayle <roger@eyesopen.com>
629 * fold-const.c (fold_inf_compare): New function to simplify FP
630 comparisons against +Infinity or -Infinity.
631 (fold): Optimize floating point comparisons against Infs and NaNs.
633 2003-03-27 Janis Johnson <janis187@us.ibm.com>
635 * libgcov.c: Provide only dummy functions if libc is not available.
637 2003-03-27 Richard Henderson <rth@redhat.com>
639 * real.h (struct real_value): Add signalling.
640 (EXP_BITS): Decrement.
641 * real.c (get_canonical_qnan): Don't set MSB-1.
642 (get_canonical_snan): Likewise. Set signalling.
643 (real_identical): Compare signalling.
644 (round_for_format): Remove force-one-bit on code.
645 (real_nan): Likewise. Set signalling.
646 (encode_ieee_single): Add force-one-bit code; honor signalling.
647 (encode_ieee_double, encode_ieee_extended, encode_ieee_quad): Likewise.
648 (decode_ieee_single): Set signalling.
649 (decode_ieee_double, decode_ieee_extended, decode_ieee_quad): Likewise.
651 2003-03-27 Olivier Hainque <hainque@act-europe.fr>
654 * ada/Makefile.in (gnatlib configuration for HPUX): Split
655 the general section for HPUX into specific sections for
656 HPUX 10 and HPUX 11. Fix the setting of TGT_LIB in the HPUX
659 2003-03-27 Glen Nakamura <glen@imodulo.com>
662 * loop.c (loop_givs_reduce): Skip bivs with duplicate locations
663 while incrementing giv.
664 (record_biv): Check for duplicate biv locations and
665 set (struct induction *) v->same if found.
667 2003-03-27 David Mosberger <davidm@hpl.hp.com>
669 * unwind-libunwind.c (uw_frame_state_for): Adjust for libunwind
670 v0.9 API change: replace read of UNW_REG_HANDLER with
672 (_Unwind_GetLanguageSpecificData): Replace read of UNW_REG_LSDA
673 with unw_get_proc_info().
674 (_Unwind_GetRegionStart): Replace UNW_REG_PROC_START with
677 2003-03-27 Vladimir Makarov <vmakarov@redhat.com>
679 * config/rs6000/8540.md: Use presence_set instead of absence_set.
681 2003-03-26 Richard Henderson <rth@redhat.com>
683 * c-decl.c (finish_function): Always defer if DECL_DECLARED_INLINE_P.
685 2003-03-26 Roger Sayle <roger@eyesopen.com>
687 PR bootstrap/10051, PR bootstrap/10169.
688 * mips-tfile.c (init_file): Don't provide a static initializer.
689 (initialize_init_file): Initialize the contents of init_file.
690 (add_file): Call initialize_init_file if not already initialized.
692 2003-03-26 Ulrich Weigand <uweigand@de.ibm.com>
694 * config/s390/s390.c (s390_optimize_prolog): Do not save/restore
695 registers used for global asm variables.
696 (s390_frame_info, s390_arg_frame_offset): Likewise.
697 (s390_emit_prologue, s390_emit_epilogue): Likewise.
699 2003-03-26 Vladimir Makarov <vmakarov@redhat.com>
701 * config/rs6000/8540.md: New file.
703 * config/rs6000/{40x.md, 603.md, 6xx.md, 7450.md, 7xx.md, mpc.md,
704 power4.md, rios1.md, rios2.md, rs64.md}: Add mult_compare to
705 reservations for imul.
707 * config/rs6000/rs6000.md: Include 8540.md. Change
708 delayed_compare onto mult_compare for insns generating
710 (mult_compare, fpsimple, brinc, vecdiv, veccmpsimple, vecfdiv):
711 New type attribute values.
713 * config/rs6000/spe.md (*negsf2_gp, *abssf2_gpr): Use type
714 fpsimple instead of fp.
715 (*divsf3_gpr): Use type vecfdiv instead of fp.
716 (spe_evfsabs, spe_evfsnabs, spe_evfsneg): Use type vecsimple
718 (spe_evfsdive): Use type vecfdiv instead of vecfloat.
719 (spe_brinc): Use type brinc instead of veccomplex.
720 (spe_evaddw, spe_evaddiw): Use type vecsimple instead of
722 (spe_evdivws, spe_evdivwu): Use type vecdiv instead of veccomplex.
723 (*movv2si_internal, *movv1di_internal, *movv4hi_internal,
724 *movv2sf_internal): Define type attribute values for all
726 (cmpsfeq_gpr, cmpsfgt_gpr, cmpsflt_gpr): Use type veccmp instead
728 (tstsfeq_gpr, tstsfgt_gpr, tstsflt_gpr): Use type veccmpsimple
729 instead of fpcompare.
731 2003-03-26 David Edelsohn <edelsohn@gnu.org>
733 * config/rs6000/power4.md: Allow delay between dispatch and
734 function units for simple instructions. Correct store units.
735 Allow branch to occupy as many dispatch slots as necessary.
737 2003-03-26 Jakub Jelinek <jakub@redhat.com>
739 * config/ia64/ia64.c (ia64_expand_op_and_fetch): Fix comment.
740 (ia64_expand_compare_and_swap): Use always DImode ar.ccv,
741 zero extend old to it.
742 * config/ia64/ia64.md (cmpxchg_acq_si): Remove mode from ccv
745 2003-03-26 Eric Botcazou <ebotcazou@libertysurf.fr>
748 * reload.c (find_reloads_address): Handle
749 (PLUS (PLUS (REG) (REG)) (CONST_INT)) form for
752 2003-03-25 Marcelo Abreu <mmabreu@inf.ufrgs.br>
755 * version.c: Reference the GCC web site in the URL.
757 2003-03-26 Alan Modra <amodra@bigpond.net.au>
759 * c-incpath.c (add_standard_paths): Add both "translated" and
760 non-translated header paths.
762 2003-03-25 Loren James Rittle <ljrittle@acm.org>
764 * doc/install.texi (*-*-freebsd*): Update with known status.
766 2003-03-21 Jason Merrill <jason@redhat.com>
768 PR optimization/10171
769 * unroll.c (unroll_loop): Don't delete the jump at the end unless
770 we also delete a jump at the beginning.
772 2003-03-25 Stephane Carrez <stcarrez@nerim.fr>
774 * doc/contrib.texi (Contributors): Mention self as 68HC11/68HC12
777 Tue Mar 25 20:35:51 CET 2003 Jan Hubicka <jh@suse.cz>
779 * i386.c (ix86_rtx_costs): For -fpic and x86-64 local symbolic
780 constants are not expensive.
782 Mon Mar 24 20:03:03 CET 2003 Jan Hubicka <jh@suse.cz>
785 * cfglayout.c (fixup_reorder_chain): Fix dealing with the conditional
786 jump jumping to the next instruction.
787 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
789 2003-03-25 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
791 * doc/passes.texi (Passes): Properly document that we do not
792 perform jump2 any longer; remove command-line option -dJ.
794 2003-03-25 Eric Botcazou <ebotcazou@libertysurf.fr>
797 * config/i386/i386.md (and promoting splitters): Disable HImode to
798 SImode promoting when the sign bit matters and is not preserved, or
799 when TARGET_FAST_PREFIX is true. Disable promoting when optimizing
802 2003-03-24 Kazu Hirata <kazu@cs.umass.edu>
804 * config/h8300/h8300.md (a peephole2): Extend to support loads
805 in QImode and HImode.
807 2003-03-24 Stephane Carrez <stcarrez@nerim.fr>
809 * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Add _call_far and
811 (MULTILIB_OPTIONS): Don't multilib on -mlong-calls.
812 (MULTILIB_EXCEPTIONS): Likewise.
813 * config/m68hc11/m68hc11.md ("call"): Support far calls for 68HC11
814 by calling some board support routine.
815 ("call_value"): Likewise.
816 ("*return_void"): Likewise for return.
817 ("*return_16bit"): Likewise.
818 ("*return_32bit"): Likewise.
819 * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Generate .far
821 (DWARF2_ADDR_SIZE): Use 4 so that addresses can
822 * config/m68hc11/m68hc11.c (m68hc11_override_options): Accept
823 -mlong-calls for 68HC11.
824 * config/m68hc11/larith.asm (declare_near): New macro.
825 (__premain, ___negsi2, ___one_cmplsi2, ___ashlsi3): Use it.
826 (___ashrsi3, ___lshrsi3, ___lshrhi3, ___lshlhi3): Likewise.
827 (___rotrhi3, ___rotlhi3, ___ashrhi3, ___ashrqi3): Likewise.
828 (___lshlqi3, __divmodhi4, ___mulqi3, ___mulhi3): Likewise.
829 (__mulhi32): Likewise.
830 (ret): Update macro for 68HC11.
831 (__far_trampoline): Implement for 68HC11.
832 (__call_a16, __call_a32, __return_void, __return_16): New support
833 routines for 68HC11 memory bank switching calling support.
834 (__return_32): Likewise.
836 2003-03-24 Neil Booth <neil@daikokuya.co.uk>
838 * toplev.c (independent_decode_option): Don't skip a 'Y' prefix.
840 2003-03-24 Janis Johnson <janis187@us.ibm.com>
842 * doc/install.texi (Testing): Mention test result links from build
845 2003-03-24 Mark Mitchell <mark@codesourcery.com>
847 * function.c (put_var_into_stack): Change bool parameter to int.
848 (gen_mem_addressof): Likewise.
849 * rtl.h (gen_mem_addressof): Likewise.
850 * tree.h (put_var_into_stack): Likewise.
851 * config/alpha/alpha.c (alpha_gp_save_rtx): Adjust call to
852 gen_mem_addressof or put_var_into_stack.
853 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
854 * config/ia64/ia64.c (spill_tfmode_operand): Likewise.
856 2003-03-24 Kazu Hirata <kazu@cs.umass.edu>
858 * config/h8300/h8300.md (a peephole2): New.
860 2003-03-24 Jakub Jelinek <jakub@redhat.com>
862 * dojump.c (do_jump): Handle UNSAVE_EXPR specially.
864 2003-03-24 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
866 * doc/contrib.texi (Contributors): Update Janis Johnson.
868 2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr>
871 * combine.c (simplify_if_then_else): Check that the mode
872 has MODE_INT class before applying the (OP Z (mult COND C2))
875 2003-03-23 Eric Botcazou <ebotcazou@libertysurf.fr>
878 * config/sparc/sparc.md (widening peepholes): Use
879 widen_memory_access instead of change_address.
881 2003-03-23 Mark Mitchell <mark@codesourcery.com>
884 * c-typeck.c (c_mark_addressable): Adjust calls to
886 * expr.c (expand_expr): Likewise.
887 * function.c (put_var_into_stack): Add rescan parameter. Do not
888 call fixup_var_refs when rescan is false.
889 (gen_mem_addressof): Likewise.
890 (assign_parms): Adjust calls to put_var_into_stack.
891 (setjmp_protect): Likewise.
892 (setjmp_protect_args): Likewise.
893 * rtl.h (gen_mem_addressof): Change prototype.
894 * stmt.c (expand_decl): Adjust calls to put_var_into_stack.
895 * tree.h (put_var_into_stack): Change prototype.
897 2003-03-23 Arpad Beszedes <beszedes@cc.u-szeged.hu>
900 * builtins.c (expand_builtin_fputs): When optimizing for size,
901 don't transform fputs into fwrite.
903 2003-03-23 Glen Nakamura <glen@imodulo.com>
906 * fold-const.c (extract_muldiv_1): Don't pass through type conversions
907 when signedness changes for division or modulus.
909 2003-03-24 Alan Modra <amodra@bigpond.net.au>
911 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Remove unnecessary
914 2003-03-23 Roger Sayle <roger@eyesopen.com>
917 * stmt.c (expand_end_case_type): Check for overflow in range when
918 determining whether to use a bit-test implementation.
920 2003-03-23 Richard Henderson <rth@redhat.com>
922 * cfgcleanup.c (try_optimize_cfg): Allow merging of tablejumps
924 * cfgrtl.c (try_redirect_by_replacing_jump): Similarly.
926 2003-03-23 Richard Henderson <rth@redhat.com>
929 * ifcvt.c (find_if_block): Disallow tablejump insns outgoing
930 from then_bb or else_bb after flow2.
932 2003-03-23 Zack Weinberg <zack@codesourcery.com>
934 * configure.in: Check whether it is necessary to link against
936 * configure: Regenerate.
937 * Makefile.in: Add LDEXP_LIB substitution variable.
939 2003-03-23 Kazu Hirata <kazu@cs.umass.edu>
941 * config/h8300/h8300.md: Fix comment typos.
943 2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
945 * pa.c (output_cbranch): Fix typo in comment.
947 2003-03-22 Richard Henderson <rth@redhat.com>
949 * cfgcleanup.c (insns_match_p): Do not do EQUIV substitution
952 2003-03-22 DJ Delorie <dj at redhat dot com>,
953 Bruce Korb <bkorb at gnu dot org>
955 * fixinc/inclhack.def (solaris_mutex_init_1): New; Fix
956 buggy Solaris 2.6 mutex/cond initializers.
957 (solaris_mutex_init): Rename to solaris_mutex_init_2.
958 * fixinc/fixincl.x: Regenerate.
959 * fixinc/tests/base/pthread.h: Update.
960 * fixinc/fixincl.c(initialize): be explicit about the default case
961 and indicate verbose level when being very, very verbose.
962 * fixinc/check.tpl(VERBOSE): provide a means for passing the value in
964 2003-03-22 Andreas Jaeger <aj@suse.de>
966 * config/i386/i386.c (ix86_init_machine_status): Return value.
968 2003-03-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
970 * pa.c (output_cbranch, output_bb, output_bvb): Output nop for
971 conditional branch to the following instruction. Use next_real_insn
972 instead of next_active_insn.
973 (output_dbra, output_movb, jump_in_call_delay): Use next_real_insn
974 instead of next_active_insn.
976 2003-03-22 Ulrich Weigand <uweigand@de.ibm.com>
978 * config/s390/s390.md ("movti", "*movdi_31", "*movdf_31"): Use 'o'
979 instead of 'm' constraint in forced-split alternatives.
980 ("*adddi3_31", "*subdi3_31"): Likewise. Also, pass 0 instead of 1 as
981 VALIDATE_ADDRESS parameter to operand_subword.
983 2003-03-22 Kazu Hirata <kazu@cs.umass.edu>
985 * config/h8300/h8300.c (notice_update_cc): Correctly handle
986 the case where the set destination is STRICT_LOW_PART.
988 2003-03-22 Svein E. Seldal <Svein.Seldal@solidas.com>
990 * config/c4x/t-c4x (INSTALL_LIBGCC): Make gcc recognize a c33 as a
991 c30 instead of a c40 processor.
993 2003-03-22 Alan Modra <amodra@bigpond.net.au>
995 * combine.c (simplify_comparison <AND>): Use gen_int_mode. Tidy.
997 2003-03-21 Zack Weinberg <zack@codesourcery.com>
999 * c-common.c: Include intl.h.
1000 (shadow_warning): Rewrite to allow better diagnostic translations.
1001 * c-common.h: Update prototype of shadow_warning. Declare sw_kind enum.
1002 * c-decl.c (warn_if_shadowing): Update calls to shadow_warning;
1004 * Makefile.in (c-common.o): Add intl.h.
1006 2003-03-21 Nathanael Nerode <neroden@gcc.gnu.org>
1008 * config.gcc: Remove 'float_format'.
1010 * fixproto: Define NULL and size_t in generated stdlib.h and
1011 unistd.h. Kill unused required_stdlib_h, required_unistd_h.
1012 Rearrange file generation loop for readability. Generate time.h,
1013 string.h if missing.
1014 * tsystem.h: Include <string.h>, <time.h> unconditionally.
1015 * config.gcc: Blow away POSIX defines.
1017 2003-03-22 Stephane Carrez <stcarrez@nerim.fr>
1019 * config/m68hc11/m68hc11.md ("call_value"): Fix trap check.
1021 2003-03-22 Stephane Carrez <stcarrez@nerim.fr>
1023 * config/m68hc11/m68hc11.h (ASM_DECLARE_FUNCTION_NAME): Fix typo in
1024 writing .interrupt command.
1025 * config/m68hc11/m68hc11.md ("call"): Look at the symbol to see
1026 if it's a far or near function.
1027 ("call_value"): Likewise.
1028 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Add far and
1030 (m68hc11_handle_fntype_attribute): Accept attributes on methods.
1031 (m68hc11_override_options): Ignore -mlong-calls for 68HC11.
1032 (m68hc11_initial_elimination_offset): Set current_function_far
1033 according to attributes.
1034 (expand_prologue): Likewise.
1035 (trap_handler_symbol): New global to keep track of trap handlers.
1036 (m68hc11_encode_section_info): Mark symbol as far if needed; set
1038 (m68hc11_is_far_symbol): New function.
1039 (m68hc11_is_trap_symbol): New function.
1040 * config/m68hc11/m68hc11-protos.h (m68hc11_is_far_symbol): Declare.
1041 (m68hc11_is_trap_symbol): Declare.
1043 2003-03-21 Jan Hubicka <jh@suse.cz>
1045 * i386.c (ix86_compute_frame_layout): Recompute fast prologues
1046 only when amount of saved regs changed.
1047 (ix86_init_machine_status): Initialize use_fast_prologue_epilgoue_nregs.
1048 * i386.h (machine_function): New fields use_fast_prologue_epilgoue_nregs.
1050 2003-03-21 Jan Hubicka <jh@suse.cz>
1053 * function.c (instantiate_virtual_regs_lossage): New function.
1054 (instantiate_virtual_regs_1): Use it.
1055 (instantiate_virtual_regs): Do not continue in substition when insn has
1058 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
1060 * combine.c (make_field_assignment): Fix a warning.
1062 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
1064 * config/h8300/h8300.md (*insv_si_1_n_lshiftrt_16): New.
1066 2003-03-21 Dale Johannesen <dalej@apple.com>
1068 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Increase
1069 priority for R2 on Darwin.
1070 (HARD_REGNO_MODE_OK): Don't accept R31 for DFmode.
1072 2003-03-21 Kazu Hirata <kazu@cs.umass.edu>
1074 * combine.c (make_field_assignment): Remove unnecessary AND
1075 when storing into zero_extract.
1077 2003-03-21 Zack Weinberg <zack@codesourcery.com>
1079 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT, gcc_AC_C_FLOAT_FORMAT): Delete.
1080 * configure.in: Don't call gcc_AC_C_FLOAT_FORMAT.
1081 * defaults.h: Remove reference to HOST_FLOAT_WORDS_BIG_ENDIAN
1084 2003-03-21 DJ Delorie <dj@redhat.com>
1086 * optabs.c (init_integral_libfuncs): Make sure we init at least up
1087 to "long long" size words.
1089 2003-03-21 Ulrich Weigand <uweigand@de.ibm.com>
1091 * config/s390/s390.h: Do not include fixdfdi.h on s390x.
1092 (TARGET_64BIT): Define as compile-time constant when IN_LIBGCC2.
1093 (MIN_UNITS_PER_WORD): Do not define when IN_LIBGCC2.
1095 2003-03-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1098 * doc/extend.texi: Move misplaced paragraph about underscores in
1099 variables in macros.
1101 2003-03-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1102 Richard Henderson <rth@redhat.com>
1104 PR optimization/8366
1105 * config/sparc/sparc.h: (SYMBOLIC_CONST): New macro.
1106 (GO_IF_LEGITIMATE_ADDRESS): Use it. Reject the form
1107 PIC+SYMBOLIC_CONST in other modes than Pmode.
1108 (GO_IF_MODE_DEPENDENT_ADDRESS): Use it. Mark
1109 the form PIC+SYMBOLIC_CONST as mode dependent.
1111 2003-03-21 DJ Delorie <dj@redhat.com>
1113 * config/stormy16/stormy16.c (xstormy16_expand_arith): Make
1114 sure we always emit at least one insn.
1116 2003-03-21 Christopher Faylor <cgf@redhat.com>
1118 * config.gcc (i[34567]86-*-cygwin*): Use new common makefile
1119 stub t-cygming. Use common target header cygming.h. Add extra
1120 c_target_obj and cxx_target_obj file. Default cygwin to posix
1121 threading. Enforce i386 as float format.
1122 (i[34567]86-*-mingw*): Use new common makefile stub t-cygming.
1123 Remove cygwin.h as target header. Use common target header
1124 cygming.h Enforce i386 as float format. Correct typo.
1125 * config/i386/cygming.h: New file, containing definitions
1126 common to mingw32 and cygwin.
1127 * config/i386/cygwin.h: Remove definitions common to cygwin and
1128 mingw. Simplify special spec logic. Define "wrappers" around
1129 certain include path defines to accommodate -mno-cygwin.
1130 Remove some #if 0'ed code.
1131 (STANDARD_INCLUDE_DIR) Always define when not cross-compiling.
1132 (LINK_SPEC): Don't use cyg search prefix when -mno-cygwin.
1133 (GCC_DRIVER_HOST_INITIALIZATION): Define as call to mingw_scan.
1134 * config/i386/mingw32.h: Remove definitions common to cygwin and
1136 (EXTRA_OS_CPP_BUILTINS): Adjust.
1137 (TARGET_VERSION): Define.
1138 * config/i386/crtdll.h (EXTRA_OS_CPP_BUILTINS): Override
1139 mingw32.h definitions.
1140 (LIBGCC_SPEC): Add libmingwex.a as in mingw32.h.
1141 * config/i386/t-cygwin (EXTRA_GCC_OBJS): Define as cygwin1.o.
1142 Add compilation rules for cygwin1.o cygwin2.o.
1143 * config/i386/cygwin1.c: New file.
1144 * config/i386/cygwin2.c: New file.
1145 * config/i386/t-cygming: New makefile stub.
1147 2003-03-20 Richard Henderson <rth@redhat.com>
1149 * fold-const.c (extract_muldiv_1): Revert changing order of
1150 operands in case MULT_EXPR of 2003-02-16 patch.
1152 2003-03-20 Daniel Berlin <dberlin@dberlin.org>
1153 Merge changes from new-regalloc-branch
1155 From Michael Matz <matz@suse.de>
1156 * df.c (df_ref_record_1): Move init of loc to safe point.
1157 Only recurse on interesting things in parallels.
1158 Handle CLASS_CANNOT_CHANGE_MODE smarter.
1159 (df_uses_record): Ditto.
1161 * df.h (DF_REF_MEM_OK): New enum member, used to mark ref's which
1162 it's already okay to use memory operands in (IE doesn't require
1163 adding another insn or anything).
1165 2003-03-20 Richard Henderson <rth@redhat.com>
1168 * explow.c (allocate_dynamic_stack_space): Handle STACK_SIZE_MODE
1169 different from word_mode.
1171 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
1173 * config/h8300/h8300.md (*insv_si_1_n_lshiftrt): Restrict the
1174 source operand to those that can be extracted with bld.
1176 2003-03-20 Richard Earnshaw <rearnsha@arm.com>
1179 * arm.md (UNSPEC_PIC_BASE): New constant.
1180 (pic_add_dot_plus_four): Wrap with unspec.
1181 (pic_add_dot_plus_eight): Likewise.
1183 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
1185 * config/h8300/h8300.md (*insv_si_1_n): New.
1186 (*insv_si_1_n_lshiftrt): Likewise.
1188 2003-03-20 Roger Sayle <roger@eyesopen.com>
1190 * fold-const.c (fold_mathfn_compare): New function to simplify
1191 comparisons against built-in math functions. Fold comparisons
1192 of sqrt against constants.
1193 (fold): Call fold_mathfn_compare when appropriate.
1195 2003-03-20 Richard Earnshaw <rearnsha@arm.com>
1197 * ifcvt.c (find_if_case_1): If we add a new bb, update the dominance
1200 2003-03-20 Per Bothner <pbothner@apple.com>
1202 Various cleanups to help compile server.
1204 * cppinit.c (cpp_create_reader): Take extra hash_table* argument,
1205 and pass that to _cpp_init_hashtable.
1206 (cpp_read_main_file): Drop hash_table* argument; don't call
1207 _cpp_init_hashtable.
1208 * cpplib.h: Update declarations to match.
1209 * c-opts.c (c_common_init_options): Pass ident_hash to
1211 (c_common_post_options): Don't pass ident_hash to cpp_read_main_file.
1212 * fix-header.c (read_scan_file): Likewise pass NULL table to
1213 cpp_create_reader rather than cpp_read_main_file.
1215 * cppfiles.c (cpp_rename_file): Generalized and renamed
1217 * cpplib.h: Update declaration to match.
1218 * c-opts.c (push_command_line_line, finish_options): Change
1219 cpp_rename_file calls to cpp_change_file.
1221 * line-map.c (add_line_map): Allow leaving the outermost file.
1222 Allowing entering an outermost-file after the initial time.
1224 * toplev.c (pop_srcloc): Allow popping from initial file.
1226 2003-03-20 Kazu Hirata <kazu at cs dot umass dot edu>
1228 * fold-const.c (fold): Fold A - (A & B) into ~B & A.
1230 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
1232 * config/h8300/h8300.md (a peephole2): New.
1234 2003-03-20 Kazu Hirata <kazu@cs.umass.edu>
1236 * config/h8300/h8300.md (*addsi3_and_r_1): New.
1237 (*addsi3_and_not_r_1): Likewise.
1239 2003-03-19 Loren James Rittle <ljrittle@acm.org>
1241 * Makefile.in (STRICT2_WARN): Add @WERROR@.
1242 (GCC_WARN_CFLAGS): Remove $(WERROR).
1243 (fixinc.sh-warn): New.
1244 * ada/Make-lang.in (ada-warn): Add $(WERROR).
1245 * cp/Make-lang.in (cp-warn): Add $(WERROR).
1246 * f/Make-lang.in (f-warn): Add $(WERROR).
1247 * java/Make-lang.in (java-warn): Add $(WERROR).
1248 * treelang/Make-lang.in (treelang-warn): Add $(WERROR).
1250 2003-03-19 Nathanael Nerode <neroden@gcc.gnu.org>
1252 * c-common.h (c_dump_tree), c-dump.c (c_dump_tree),
1253 langhooks-def.h (lhd_tree_dump_dump_tree),
1254 langhooks.c (lhd_tree_dump_dump_tree), langhooks.h (*dump_tree):
1255 Change return type from 'int' to 'bool'. Replace 0 and 1 with
1256 true and false in return statements.
1258 2003-03-19 Kevin Buettner <kevinb@redhat.com>
1260 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE): Define.
1261 (DWARF_COMPILE_UNIT_HEADER_SIZE): Take into account
1262 DWARF_INITIAL_LENGTH_SIZE.
1263 (output_compilation_unit_header, output_pubnames, output_aranges)
1264 (output_line_info): Output 0xffffffff escape value for 64-bit
1266 * config/mips/iris6.h (DWARF_INITIAL_LENGTH_SIZE): Define.
1268 2003-03-19 Ulrich Weigand <uweigand@de.ibm.com>
1270 * config/s390/s390.c (s390_preferred_reload_class): Do not
1271 force constants to the pool unless necessary.
1272 (s390_decompose_address): Prefer to use pointer as base,
1274 * config/s390/s390.md ("*tsthiCCT_only"): Remove '?' from
1276 ("*movdi_64", "*movsi", "movhi", "movqi_64", "movqi",
1277 "*movdf_64", "*movsf"): Add '?' to Q->Q alternatives.
1278 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
1279 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
1280 "*adddi3_31", "*subdi3_31"): Do not set "type" attribute.
1282 2003-03-19 Jan Hubicka <jh@suse.cz>
1284 * i386.h (machine_function): New fields use_fast_prologue_epilogue.
1285 * i386.c (use_fast_prologue_epilogue): Remove.
1286 (ix86_frame): New field save_regs-using_mov;
1287 (ix86_compute_frame_layout): Decide on fast prologues;
1288 allocate saved registers in red zone.
1289 (ix86_expand_epilogue, ix86_expand_prolgoues): Obey new parameters.
1291 2003-03-19 Nick Clifton <nickc@redhat.com>
1293 * config/mcore/mcore.h (CPP_SPEC): Remove trailing semi-colon.
1295 2003-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1298 * config/pa/pa-hpux.h (TARGET_HPUX_UNWIND_LIBRARY): Redefine.
1299 * pa-protos.h (output_lbranch): New prototype.
1300 * pa.c (compute_frame_size): Change size of the frame marker on the
1301 64-bit ports to 48 bytes.
1302 (pa_output_function_prologue): Document why SAVE_SP is set.
1303 (hppa_expand_prologue): Save previous stack pointer into frame marker
1304 on targets which use the hpux unwind library.
1305 (output_cbranch): Use output_lbranch.
1306 (output_lbranch): New function to output long unconditional branches.
1307 * pa.h (TARGET_HPUX_UNWIND_LIBRARY): Define.
1308 (STACK_POINTER_OFFSET): Update offset for 48-byte frame marker on
1310 * pa.md (jump): Use output_lbranch.
1311 (allocate_stack): New expander for dynamic stack allocation.
1313 2003-03-19 Alan Modra <amodra@bigpond.net.au>
1315 * config/rs6000/rs6000.c (rs6000_stack_info): Only require a frame
1316 when debugging on XCOFF targets. Delete "abi" temp.
1319 * combine.c (force_to_mode <NOT>): Use gen_int_mode.
1321 2003-03-18 Jakub Jelinek <jakub@redhat.com>
1323 * config/s390/s390.c (s390_output_dwarf_dtprel): New.
1324 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): New proto.
1325 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1327 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): New.
1328 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): New proto.
1329 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Define.
1331 2003-03-18 Geoffrey Keating <geoffk@apple.com>
1333 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't clone
1334 the result of machopic_function_base_name.
1335 * config/darwin.c (machopic_function_base_name): Use a gc-allocated
1336 string rather than a static array.
1338 * Makefile.in (emit-rtl.o): Add gt-emit-rtl.h to dependencies.
1340 * gengtype.c: Include rtl.h.
1341 (enum rtx_code): Don't define.
1342 (rtx_format): Make declaration match rtl.h.
1343 (rtx_next_new): Rename from rtx_next to avoid conflict. Change all
1345 (adjust_field_rtx_def): Describe strings in NOTE_LINE_NUMBER notes.
1346 * Makefile.in (gengtype.o): Update dependencies.
1348 2003-03-18 Andreas Schwab <schwab@suse.de>
1350 * config/m68k/m68k.md (iordi3): Fix setting low half to -1. From
1353 2003-03-18 Geoffrey Keating <geoffk@apple.com>
1355 * function.c (next_block_index): Mark with GTY.
1357 * config/rs6000/rs6000.md (macho_correct_pic): Correct pattern.
1359 2003-03-18 Richard Henderson <rth@redhat.com>
1361 * config/ia64/ia64.md (UNSPECV_SETJMP_RECEIVER): New.
1362 (builtin_setjmp_receiver): Delay call to ia64_reload_gp
1365 2003-03-18 Richard Henderson <rth@redhat.com>
1367 * builtins.c (expand_builtin_unop): New target_mode operand;
1368 use it to convert the result to the correct mode.
1369 (expand_builtin): Update all callers.
1371 2003-03-18 Ulrich Weigand <uweigand@de.ibm.com>
1373 * config/s390/s390.md ("movti", "movhi", "movqi"): Add "type" attribute.
1375 2003-03-18 Jan Hubicka <jh@suse.cz>
1377 * i386.md: Fix previous commit that mistakely applied the patch
1380 * alias.c (rtx_equal_for_memref_p): Assume that X and Y has been
1382 (memrefs_conflict_p): Likewise.
1383 (addr_side_effect_eval): Canonicalize the constructed address.
1385 2003-03-18 Jan Hubicka <jh@suse.cz>
1387 * i386.md (cvtts?2si peep2): New.
1389 2003-03-18 Kazu Hirata <kazu@cs.umass.edu>
1391 * config/h8300/h8300.md (*iorsi3_two_qi_zext): New.
1393 2003-03-18 Andreas Schwab <schwab@suse.de>
1395 * dwarf2out.c (output_file_names): Cast size_t to unsigned long
1398 2003-03-17 Jason Merrill <jason@redhat.com>
1401 * expr.c (expand_expr) [ADDR_EXPR]: Disallow taking the address of
1402 an unaligned member of TREE_ADDRESSABLE type.
1404 2003-03-18 Alan Modra <amodra@bigpond.net.au>
1406 * config/rs6000/linux64.h (MASK_PROFILE_KERNEL): Define.
1407 (TARGET_PROFILE_KERNEL): Define.
1408 (SUBTARGET_SWITCHES): Handle -mprofile-kernel.
1409 (PROFILE_BEFORE_PROLOGUE): Don't define.
1410 (PROFILE_KERNEL): Remove hacks.
1411 * config/rs6000/rs6000.c (TARGET_PROFILE_KERNEL): Define default.
1412 (rs6000_stack_info): No need to save lr if just for profiling when
1413 TARGET_PROFILE_KERNEL.
1414 (output_profile_hook): Output nothing when TARGET_PROFILE_KERNEL.
1415 (output_function_profiler): Localize label generation. Emit code
1416 for kernel profiling.
1418 2003-03-17 Kazu Hirata <kazu@cs.umass.edu>
1420 * config/h8300/h8300-protos.h: Add a prototype for
1421 byte_accesses_mergeable_p.
1422 * config/h8300/h8300.c (byte_accesses_mergeable_p): New.
1423 * config/h8300/h8300.md (*iorhi3_two_qi_mem): Likewise.
1424 (a splitter): Likewise.
1425 (*iorsi3_ashift_16_ashift_24): Likewise.
1426 (*iorsi3_ashift_16_ashift_24_mem): Likewise.
1428 2003-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1430 * dwarf2asm.h: Delete obsolete comment.
1431 (dw2_asm_output_data, dw2_asm_output_delta, dw2_asm_output_offset,
1432 dw2_asm_output_pcrel, dw2_asm_output_addr,
1433 dw2_asm_output_addr_rtx, dw2_asm_output_encoded_addr_rtx,
1434 dw2_asm_output_nstring, dw2_asm_output_data_uleb128,
1435 dw2_asm_output_data_sleb128, dw2_asm_output_delta_uleb128,
1436 dw2_asm_output_delta_sleb128): Add ATTRIBUTE_NULL_PRINTF.
1438 2003-03-17 Zack Weinberg <zack@codesourcery.com>
1440 * c-tree.h (struct lang_identifier): Remove error_locus field.
1441 (IDENTIFIER_ERROR_LOCUS): Kill.
1442 (record_function_scope_shadow): New prototype.
1443 * c-typeck.c (build_external_ref): Don't complain if
1444 decl is error_mark_node. When not at file scope, bind the
1445 decl's local value to error_mark_node to suppress further
1446 warnings, instead of setting IDENTIFIER_ERROR_LOCUS.
1448 * c-decl.c (get_function_binding_level): New static function.
1449 (record_function_scope_shadow): New exported function.
1450 (c_make_fname_decl): Use get_function_binding_level.
1452 2003-03-17 Steve Ellcey <sje@cup.hp.com>
1454 * stmt.c (tail_recursion_args): Call promote_mode to set
1455 unsignedp flag correctly before calling convert_move.
1457 2003-03-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1459 * loop-unroll.c (decide_peel_completely,
1460 decide_unroll_constant_iterations, decide_unroll_stupid,
1461 decide_unroll_runtime_iterations, decide_peel_simple): Set
1464 2003-03-17 Jan Hubicka <jh@suse.cz>
1466 * ggc-common.c (ggc_mark_roots): Use htab_traverse_noresize.
1468 2003-03-17 Olivier Hainque <hainque@act-europe.fr>
1470 * function.c (assign_parms): For a struct value address passed as
1471 first argument, delay the function's result RTL setup code until
1472 after the emission of parameter conversions.
1474 2003-03-17 Dave Love <fx@gnu.org>
1475 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1477 * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Define __digital__,
1478 __arch64__ to match Compaq cc.
1480 2003-03-17 Neil Booth <neil@daikokuya.co.uk>
1482 * c-opts.c: Default TARGET_EBCDIC to 0 if not defined.
1483 (c_common_init): Set EBCDIC in cpp options.
1484 * cpplex.c (maybe_read_ucs, cpp_parse_escape): Use EBCDIC option,
1485 not conditional compilation.
1486 * cpplib.h (struct cpp_options): New entry EBCDIC.
1488 2003-03-17 Neil Booth <neil@daikokuya.co.uk>
1490 * fix-header.c (read_scan_file): Need to malloc arguments to add_path.
1492 2003-03-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1494 * function.c (thread_prologue_and_epilogue_insns): Set delete_unused
1495 argument to 0 for redirect_jump.
1497 2003-03-16 Mark Mitchell <mark@codesourcery.com>
1500 * except.c (eh_region_u_cleanup): Add prev_try.
1501 (expand_eh_region_end_cleanup): Set it.
1502 (reachable_handlers): Use it to skip over cleanup blocks.
1504 2003-03-17 Andreas Jaeger <aj@suse.de>
1506 * Makefile.in (TAGS): Remove obsolete handling of =*.[chy].
1508 2003-03-17 Alan Modra <amodra@bigpond.net.au>
1510 * config/rs6000/linux64.h (TARGET_64BIT): Redefine.
1511 (TARGET_RELOCATABLE, TARGET_EABI, TARGET_PROTOTYPE): Likewise.
1512 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Likewise.
1513 (SUBTARGET_OVERRIDE_OPTIONS, CPP_SYSV_SPEC): Likewise.
1515 2003-03-16 Richard Henderson <rth@redhat.com>
1517 * simplify-rtx (simplify_binary_operation): Don't abort for
1518 SS_PLUS, US_PLUS, SS_MINUS, US_MINUS.
1520 2003-03-16 Richard Henderson <rth@redhat.com>
1522 * config/i386/i386.md (movstrictqi, movstrictqi_1): Check
1523 optimize_size as well.
1525 2003-03-16 Stephane Carrez <stcarrez@nerim.fr>
1527 * config/m68hc11/m68hc11.c (print_operand): Handle 'b' modifier
1528 for D register to specify the low part of it, aka B.
1529 (m68hc11_gen_movhi): Use REG_WAS_0 note and increment or decrement
1530 the register if we are loading 1 or -1 to it; avoid using temp
1531 register when moving X/Y to Y/X.
1532 (m68hc11_gen_movqi): Likewise.
1533 (m68hc11_check_z_replacement): Fix last insn setting for compare case.
1535 2003-03-14 Mark Mitchell <mark@codesourcery.com>
1537 PR optimization/9016
1538 * config/i386/i386.c (ix86_expand_move): Force more CONST_DOUBLEs
1539 into the constant pool.
1541 2003-03-16 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
1544 * tree.c (get_narrower): For extensions with unchanged bit number,
1545 return the unsignedness of the outer mode.
1547 2003-03-16 Roger Sayle <roger@eyesopen.com>
1549 * c-typeck.c (build_component_ref): Turn "for" into "do .. while"
1550 to avoid "may be used uninitialized" warning on ia64-hpux.
1551 * config/ia64/ia64-c.c: Include "tm_p.h" for function prototypes.
1553 2003-03-16 Andreas Jaeger <aj@suse.de>
1555 * configure.in: Improve check for memcheck.h.
1556 * configure: Regenerated.
1558 2003-03-16 Neil Booth <neil@daikokuya.co.uk>
1560 * doc/cppopts.texi: Remove documentation of -A-.
1562 2003-03-15 Zack Weinberg <zack@codesourcery.com>
1564 * doc/libgcc.texi: Remove @tie.
1566 2003-03-15 Josef Zlomek <zlomekj@suse.cz>
1568 * rtl.h (subrtx_p): Renamed to rtx_referenced_p.
1569 (rtx_pair): Added new element update_label_nuses, renamed to
1571 * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge): Use
1572 replace_label_data instead of rtx_pair.
1573 * loop.c (load_mems): Likewise.
1574 * rtlanal.c (replace_label): Replace label in pool constants and in
1575 INSN_LIST (in REG_LABEL note).
1576 (subrtx_p): Renamed to rtx_referenced_p.
1577 (subrtx_p_1): Renamed to rtx_referenced_p_1, compare the interior of
1578 LABEL_REF with CODE_LABEL, traverse constants from pool.
1580 2003-03-15 Aldy Hernandez <aldyh@redhat.com>
1581 Zack Weinberg <zack@codesourcery.com>
1583 * Makefile.in (TEXI_GCCINT_FILES): Add libgcc.texi.
1584 * doc/libgcc.texi: New file.
1585 * doc/interface.texi: Delete paragraph about libgcc interface.
1586 * doc/gccint.texi: Add libgcc menu entry and @include libgcc.texi.
1588 2003-03-15 Jason Merrill <jason@redhat.com>
1591 * dwarf2out.c (gen_decl_die): Ignore frontend tree codes.
1594 * dwarf2out.c (dwarf2out_decl): If we're at -g1, just stick nested
1595 function DIEs at toplevel.
1596 (decls_for_scope): At -g1, don't descend into subblocks.
1598 2003-03-15 Ulrich Weigand <uweigand@de.ibm.com>
1600 * varasm.c (struct rtx_const): Change type of un.addr member
1601 to struct holding an additional 'symbol' member.
1602 (decode_rtx_const): Re-enable optimization to count SYMBOL_REFs
1603 with equal string addresses as equal.
1604 (simplify_subtraction): Adapt to struct rtx_const change.
1606 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
1608 * fix-header.c (read_scan_file): Read main file before handling -D.
1610 2003-03-15 Roger Sayle <roger@eyesopen.com>
1612 * c-cppbuiltin.c (builtin_define_with_value_n): Fix whitespace.
1613 * c-typeck.c (c_tree_expr_nonnegative_p): Likewise.
1614 * cfgbuild.c (find_many_sub_basic_blocks): Likewise.
1615 (find_sub_basic_blocks): Likewise.
1616 * cgraphunit.c (cgraph_expand_functions): Likewise.
1617 * dwarf2out.c (prune_unused_types): Likewise.
1618 * expr.c (store_field): Likewise.
1619 * genextract.c (print_path): Likewise.
1620 * haifa-sched.c (schedule_insn): Likewise.
1621 * lcm.c (compute_antinout_edge): Likewise.
1622 * loop-unroll.c (decide_peel_once_rolling): Likewise.
1623 * ra-colorize.c (ra_colorize_free_all): Likewise.
1624 * ra-debug.c (dump_igraph): Likewise.
1625 (debug_hard_reg_set): Likewise.
1626 * reg-stack.c (reg_to_stack): Likewise.
1627 * rtlanal.c (refers_to_regno_p): Likewise.
1628 * tracer.c (layout_superblocks): Likewise.
1630 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
1632 * fix-header.c (read_scan_file): Fix thinko.
1634 2003-03-15 Glen Nakamura <glen@imodulo.com>
1636 * reload1.c (choose_reload_regs): Use && instead of ||
1637 with REG_CANNOT_CHANGE_MODE_P condition.
1639 2003-03-15 Neil Booth <neil@daikokuya.co.uk>
1641 * Makefile.in: Update.
1642 * c-common.h (cb_register_builtins): Rename c_cpp_builtins.
1643 * c-lex.c (init_c_lex): Register builtins hook is dead.
1644 * c-opts.c (COMMAND_LINE_OPTIONS, missing_arg): Handle -A, -D and -U.
1645 (c_common_decode_option): Don't call cpp_handle_option.
1646 Handle -A, -D and -U.
1647 (handle_deferred_opts): Simplify.
1648 (finish_options): Define builtins and command line macros.
1649 * c-ppoutput.c (init_pp_output): Register builtins hook is dead.
1650 * cppinit.c: Don't include intl.h.
1651 (init_builtins): Rename cpp_init_builtins. No hook to call.
1652 (init_library): Don't need to sort options.
1653 (cpp_create_reader): Don't set pending.
1654 (cpp_destroy): Don't free pending.
1655 (struct pending_option, cl_directive_handler, struct cpp_pending,
1656 APPEND, free_chain, new_pending_directive, parse_option, opt_comp,
1657 cpp_finish_options, COMMAND_LINE_OPTIONS, DEF_OPT, struct cl_option,
1658 cl_options, cpp_handle_option): Remove.
1659 * cpplib.h (struct cpp_pending, register_builtins, cpp_handle_option,
1660 cpp_finish_options): Remove.
1661 (cpp_init_builtins): New.
1662 * fix-header.c (read_scan_file): Update to handle -D. Fix
1663 handling of -I. Replace call to cpp_finish_options.
1665 2003-03-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1667 PR optimization/9387
1668 * function.c (thread_prologue_and_epilogue_insns): Use redirect_jump
1669 for conditional returns.
1671 2003-03-14 Jason Merrill <jason@redhat.com>
1673 PR optimization/6871
1674 * varasm.c (assemble_variable): Leave constant zeroes in .rodata.
1676 2003-03-14 Neil Booth <neil@daikokuya.co.uk>
1678 * c-opts.c (finish_options): New.
1679 (COMMAND_LINE_OPTIONS, c_common_decode_option): Add -imacros.
1680 (missing_arg): Handle OPT_include and OPT_imacros.
1681 (c_common_init, c_common_parse_file): Use finish_options.
1682 (handle_deferred_opts): Update.
1683 * cppinit.c (struct cpp_pending): Remove imacros_head and imacros_tail.
1684 (cpp_finish_options): Don't handle -imacros here.
1686 (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -imacros.
1688 2003-03-14 Jakub Jelinek <jakub@redhat.com>
1690 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Don't call
1691 rs6000_maybe_dead if !fromprolog.
1693 2003-03-14 Neil Booth <neil@daikokuya.co.uk>
1695 * Makefile.in: Update.
1696 * c-common.h (fe_file_change, pp_file_change): New.
1697 * c-lex.c (init_c_lex): Don't set cb_file_change.
1698 (c_common_parse_file): Move to c-opts.c.
1699 (cb_file_change): Rename fe_file_change.
1700 * c-opts.c: Include debug.h.
1701 (warn_unused_macros, include_cursor): New.
1702 (push_command_line_include, cb_file_change): New.
1703 (COMMAND_LINE_OPTIONS): Handle -include.
1704 (c_common_decode_option): Use local warn_unused_macros.
1706 (c_common_post_options): Set file change callback.
1707 (handle_deferred_opts): Skip -include. Don't free the array.
1708 (c_common_init): Call cpp_finish_options here, and push an
1709 initial -include file.
1710 * c-ppoutput.c (cb_file_change): Rename pp_file_change.
1711 (preprocess_file): Don't call cpp_finish_options.
1712 (init_pp_output): Don't set the file change callback.
1713 (pp_file_change): Return if no line commands or no output.
1714 * cpphash.h (next_include_file, first_unused_line): Remove.
1715 * cppinit.c (include_head, include_tail): Remove.
1716 (cpp_destroy): Don't free -include chain.
1717 (cpp_finish_options): Don't handle -include, or worry about
1719 (_cpp_maybe_push_include_file): Remove.
1720 (COMMAND_LINE_OPTIONS, cpp_handle_option): Don't handle -include.
1721 * cpplib.c (_cpp_pop_buffer): Don't handle -include.
1722 * cppmacro.c (_cpp_warn_if_unused_macro, _cpp_create_definition):
1723 Used flag is set based upon the state of the warn_unused_macros
1724 flag, and so use of first_unused_line is unnecessary.
1726 2003-03-13 Jan Hubicka <jh@suse.cz>
1728 * cselib.c (clear_table): Do not take argument; always clear just
1730 (cselib_process_insn): Update call of clear_table
1731 (cselib_init): Do not call clear_table.
1732 (cselib_finish): Clear table.
1734 * cse.c (count_reg_usage): Do not check side_effects_p.
1735 * rtlanal.c (set_noop_p): Check side_effects_p only when set looks
1737 (find_reg_equal_equiv_note): Do not use find_reg_note.
1739 2003-03-14 Richard Henderson <rth@redhat.com>
1742 * config/alpha/alpha.c (alpha_va_start): Account for
1743 current_function_pretend_args_size in the AP offset.
1745 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Move out of line.
1746 (INITIAL_ELIMINATION_OFFSET): Move out of line.
1747 * config/alpha/alpha.c (alpha_setup_incoming_varargs): New.
1748 (alpha_initial_elimination_offset) New.
1749 * config/alpha/alpha-protos.h: Update.
1751 2003-03-14 Jakub Jelinek <jakub@redhat.com>
1753 * stmt.c (expand_start_case): Call emit_queue ().
1755 2003-03-14 Chris Demetriou <cgd@broadcom.com>
1756 Alexandre Oliva <aoliva@redhat.com>
1758 * config/mips/mips.h (FUNCTION_PROFILER): _mcount() doesn't pop 2
1761 2003-03-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1763 PR optimization/8396
1764 * tree-inline.c (initialize_inlined_parameters): Make sure the value
1765 of read-only constant arguments is passed with the right type.
1767 2003-03-14 Steven Bosscher <steven@gcc.gnu.org>
1769 * doc/extend.texi (Function Names): Make the example compilable.
1771 2003-03-13 David Edelsohn <edelsohn@gnu.org>
1773 * config/rs6000/rs6000.c (processor_target_table): Really allow
1774 GP optional instructions on Power4.
1776 2003-03-13 Roger Sayle <roger@eyesopen.com>
1778 * calls.c (flags_from_decl_or_type): Factor and remove redundant
1781 2003-03-13 Mike Stump <mrs@apple.com>
1783 * ggc-page.c (struct page_entry): Remove varray.h header.
1784 Add index_by_depth field.
1785 Remove save_in_use_p field.
1786 (struct globals): Add depth_in_use, depth_max, by_depth_in_use,
1787 by_depth_max, by_depth, and save_in_use fields.
1788 (INITIAL_PTE_COUNT): Add.
1789 (save_in_use_p_i): Add.
1790 (save_in_use_p): Add.
1791 (adjust_depth): Add.
1792 (move_ptes_to_front): Add.
1794 (push_by_depth): Add.
1796 (free_page): Add support for and use faster data structures.
1797 (ggc_alloc): Likewise.
1798 (init_ggc): Likewise.
1799 (ggc_recalculate_in_use_p): Likewise.
1800 (ggc_pop_context): Likewise.
1801 (clear_marks): Likewise.
1802 (ggc_pch_read): Likewise.
1803 * Makefile.in (ggc-page.o): Remove varray.h.
1805 2003-03-13 Nathanael Nerode <neroden@gcc.gnu.org>
1807 * ChangeLog: Rotated last year's entries to...
1810 * config/ia64/fde-glibc.c, config/ia64/freebsd.h,
1811 config/ia64/hpux.h, config/ia64/hpux_longdouble.h,
1812 config/ia64/ia64-c.c, config/ia64/ia64-modes.def,
1813 config/ia64/ia64-protos.h, config/ia64/ia64.c,
1814 config/ia64/ia64.h, config/ia64/ia64.md,
1815 config/ia64/itanium1.md, config/ia64/itanium2.md,
1816 config/ia64/quadlib.c, config/ia64/unwind-ia64.c,
1817 config/ia64/unwind-ia64.h: It's GCC, not GNU CC.
1819 2003-03-13 Aldy Hernandez <aldyh@redhat.com>
1821 * config/rs6000/rs6000.c (rs6000_dwarf_register_span):
1822 Differentiate endianness.
1823 (s6000_override_options): Use cpu type instead of TARGET_SPE.
1825 2003-03-13 Nick Clifton <nickc@redhat.com>
1827 * config/arm/arm.c (print_multi_reg): Do not generate a type 2
1828 LDM instructions with writeback enabled.
1829 (output_return_instruction): Likewise.
1831 * config/arm/pe.h (FIXED_REGISTERS): Remove definition.
1832 (CALL_USED_REGISTERS): Remove definition.
1833 (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Define.
1835 2003-03-13 Alan Modra <amodra@bigpond.net.au>
1837 * config/rs6000/rs6000.c (rs6000_flag_pic): Delete.
1838 (rs6000_xcoff_encode_section_info): #ifdef TARGET_XCOFF.
1839 (rs6000_binds_local_p, TARGET_BINDS_LOCAL_P): #if TARGET_MACHO.
1840 (rs6000_override_options): Don't clear flag_pic for ABI_AIX.
1841 (rs6000_legitimize_address): Formatting.
1842 (rs6000_emit_move): Likewise.
1843 (rs6000_return_addr): Test ABI_AIX as well as flag_pic.
1844 (rs6000_emit_prologue <save_LR_around_toc_setup>): Likewise.
1845 (rs6000_elf_select_section): Comment reason for shlib being
1847 (rs6000_elf_unique_section): Likewise.
1848 (rs6000_elf_encode_section_info): Test !TARGET_AIX as well as ABI_AIX.
1849 * config/rs6000/rs6000.h (LEGITIMATE_LO_SUM_ADDRESS_P): Test ABI_AIX
1850 as well as flag_pic.
1851 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
1852 (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
1853 * config/rs6000/linux64.h (TARGET_ENCODE_SECTION_INFO): Don't define.
1855 2003-03-13 Richard Henderson <rth@redhat.com>
1857 * emit-rtl.c (try_split): Handle 1-1 splits of call insns properly.
1859 * config/ia64/ia64.c (TARGET_FUNCTION_OK_FOR_SIBCALL): New.
1860 (ia64_gp_save_reg): Remove.
1861 (struct ia64_frame_info): Move to the beginning of the file;
1863 (ia64_expand_call): Rearrange for new call patterns.
1864 (ia64_reload_gp): New.
1865 (ia64_split_call): New.
1866 (ia64_compute_frame_size): Allocate reg_save_gp.
1867 (ia64_expand_prologue): Save reg_save_gp.
1868 (ia64_expand_epilogue): Don't restore gp.
1869 (ia64_hard_regno_rename_ok): Remove R4 hack.
1870 (ia64_function_ok_for_sibcall): New.
1871 (ia64_output_mi_thunk): Set reload_completed, no_new_pseudos;
1872 call try_split on sibcall pattern.
1873 * config/ia64/ia64-protos.h: Update.
1874 * config/ia64/ia64.md (call_nogp, call_value_nogp, sibcall_nogp):
1875 Rename from nopic versions. Confiscate 2nd argument to call as
1877 (call_pic, call_value_pic, sibcall_pic): Remove.
1878 (call_gp, call_value_gp, sibcall_gp): New.
1879 (builtin_setjmp_setup): Remove.
1880 (builtin_setjmp_receiver): Call ia64_reload_gp.
1882 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
1884 * config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
1885 config/dsp16xx/dsp16xx.h, config/dsp16xx/dsp16xx.md: Replace
1886 "GNU CC" with "GCC".
1888 * config/c4x/c4x-c.c, config/c4x/c4x-modes.def,
1889 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
1890 config/c4x/c4x.md, config/c4x/libgcc.S, config/c4x/rtems.h:
1893 * genattrtab.h, hosthooks-def.h, hosthooks.h, langhooks-def.h,
1894 langhooks.h, tree-inline.h: Replace "GNU CC" with "GCC".
1896 * c-pch.c, dummy-conditions.c, genautomata.c, genconditions.c,
1897 langhooks.c, tree-inline.c, unwind-dw2-fde-darwin.c,
1898 unwind-dw2-fde-glibc.c, unwind-libunwind.c, vmsdbgout.c: Replace
1899 "GNU CC" with "GCC".
1901 * config/v850/lib1funcs.asm, config/v850/rtems.h,
1902 config/v850/v850-c.c, config/v850/v850-protos.h,
1903 config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
1906 * config/vax/bsd.h, config/vax/elf.h, config/vax/netbsd-elf.h,
1907 config/vax/netbsd.h, config/vax/openbsd.h, config/vax/openbsd1.h,
1908 config/vax/ultrix.h, config/vax/vax-protos.h, config/vax/vax.c,
1909 config/vax/vax.h, config/vax/vax.md, config/vax/vaxv.h: GCC, not
1912 2003-03-12 Benjamin Kosnik <bkoz@redhat.com>
1914 * cpppch.c (cpp_valid_state): Use DL_WARNING_SYSHDR, not DL_WARNING.
1916 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
1918 * fixinc/fixinc.interix: Remove dead code (most of it).
1919 * fixinc/fixinc.dgux: Remove.
1921 * ginclude/float.h, ginclude/iso646.h, ginclude/stdarg.h,
1922 ginclude/stdbool.h, ginclude/stddef.h: GCC, not GNU CC.
1924 2003-03-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1926 * pa.c (pa_init_builtins): Fix warning.
1928 2003-03-12 Steve Ellcey <sje@cup.hp.com>
1930 * config/ia64/ia64.h (ASM_OUTPUT_XDATA_CHAR): Remove.
1931 (ASM_OUTPUT_XDATA_SHORT): Remove.
1932 (ASM_OUTPUT_XDATA_INT): Remove.
1933 (ASM_OUTPUT_XDATA_DOUBLE_INT): Remove.
1934 (ASM_OUTPUT_ADDR_DIFF_ELT): Handled 32 bit address diffs.
1935 (ASM_PREFERRED_EH_DATA_FORMAT): Handle 32 bit EH pointers.
1936 (CASE_VECTOR_MODE): Handle 32 bit pointers in case statement.
1938 2003-03-12 Andrew Lewycky <andrew@mxc.ca>
1941 * expr.c (store_expr): Don't attempt to store void-typed trees,
1942 just evaluate them for side effects.
1944 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
1946 * cppfiles.c (cpp_rename_file, cpp_push_include): New.
1947 * cppinit.c (push_include): Move with changes to cppfiles.c.
1948 (cpp_read_main_file): Mark named operators here...
1949 (cpp_finish_options): ...not here. Update.
1950 (_cpp_maybe_push_include_file): Update.
1951 * cpplib.h (cpp_push_include, cpp_rename_file): New.
1953 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
1955 * aclocal.m4: Introduce gcc_GAS_VERSION_GTE_IFELSE,
1956 _gcc_COMPUTE_GAS_VERSION.
1957 * configure.in: Use them.
1958 * configure: Regenerate.
1960 2003-03-12 Bob Wilson <bob.wilson@acm.org>
1962 * config/xtensa/xtensa.md (adddi3): Don't clobber source operand used
1964 (subdi3): Reorder emitted instructions.
1966 2003-03-12 Andreas Jaeger <aj@suse.de>
1968 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Remove call to
1969 NETBSD_OS_CPP_BUILTINS_LP64.
1971 2003-03-12 Nathanael Nerode <neroden@gcc.gnu.org>
1973 * Makefile.in: Eliminate all.indirect. Update and clean up comments.
1974 Rearrange. Reorganize.
1975 * configure.in: Rearrange.
1976 * configure: Regenerate.
1978 2003-03-12 Andreas Jaeger <aj@suse.de>
1980 * c-cppbuiltin.c (cb_register_builtins): Define LP64 builtins for
1983 * doc/cpp.texi (Common Predefined Macros): Document __LP64__ and
1986 * config/ia64/ia64.h (TARGET_CPU_CPP_BUILTINS): Do not define
1988 * config/pa/pa.h (TARGET_CPU_CPP_BUILTINS): Likewise.
1990 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Remove call to
1991 NETBSD_OS_CPP_BUILTINS_LP64.
1992 * config/sh/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise.
1993 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Likewise.
1995 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_LP64): Remove.
1997 2003-03-12 Jan Hubicka <jh@suse.cz>
1999 * i386.c (ix86_setup_incoming_varargs): Set stack_alignment_needed to 128.
2001 2003-03-12 Daniel Jacobowitz <drow@mvista.com>
2003 Fix PR target/9797 and PR c/9853.
2004 * stmt.c (expand_decl_init): Call push_temp_slots () and
2007 2003-03-12 J"orn Rennecke <joern.rennecke@superh.com>
2009 * sh.c: Include basic-block.h.
2010 (sh_output_mi_thunk, emit_load_ptr): New functions.
2011 (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine.
2013 2003-03-12 Nick Clifton <nickc@redhat.com>
2015 * config/arm/pe.h (FIXED_REGISTERS): Add Maverick registers.
2016 (CALL_USED_REGISTERS): Likewise.
2017 * config/arm/arm.h (FIRST_PSEUDO_REGISTER): Update comment
2018 describing how this value is calculated.
2020 2003-03-12 Hans-Peter Nilsson <hp@bitrange.com>
2022 * configure.in (rlim_t): Define to long if no valid definition
2023 found in sys/resource.h.
2024 * config.in, configure: Regenerate.
2026 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
2028 * config/mcore/mcore-elf.h (CPP_PREDEFINES): Replace with
2029 TARGET_OS_CPP_BUILTINS.
2030 * config/mcore/mcore-pe.h: Similarly.
2031 * config/mcore/mcore.h: Replace CPP_PREDEFINES and part of
2032 CPP_SPEC with TARGET_CPU_CPP_BUILTINS.
2034 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2037 * c-decl.c (duplicate_decls): Discard the initializer of the new decl
2038 only if it is a VAR_DECL.
2040 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2042 PR optimization/9888
2043 * config/i386/i386.md (jcc_1): Fix range.
2046 (doloop_end_internal): Likewise.
2048 2003-03-12 Danny Smith <dannysmith@users.sourceforge.net>
2050 * config/i386/winnt.c (DLL_IMPORT_PREFIX): New define.
2051 Use throughout instead of DLL_IMPORT_EXPORT_PREFIX and "e."
2052 (DLL_EXPORT_PREFIX): New define. Use throughout instead of
2053 DLL_IMPORT_EXPORT_PREFIX and "i."
2054 (i386_pe_dllexport_name_p): Here.
2055 (i386_pe_dllimport_name_p): Here.
2056 (i386_pe_mark_dllexport): Here. Remove DLL_IMPORT_PREFIX,
2057 not 9 chars when getting identifier name.
2058 (i386_pe_mark_dllimport): Here.
2059 (i386_pe_encode_section_info): Here. Remove DLL_IMPORT_PREFIX,
2060 not 9 chars when getting identifier name. Correct comment.
2061 (i386_pe_strip_name_encoding): Here. Add comments for different
2063 (gen_fastcall_suffix): Break down xmalloc() argument to
2065 (gen_stdcall_suffix): Likewise.
2066 Update copyright year.
2068 2003-03-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2070 PR optimization/9888
2071 * config/i386/i386.md (movsi_1): Remove special alternatives
2073 (movsi_1_nointernunit): Likewise.
2074 (movhi_1): Likewise.
2075 * config/i386/i386.c (memory_address_length): Do not use
2076 short displacement when there is no base.
2077 (ix86_attr_length_address_default): Handle LEA instructions.
2079 2003-03-12 Neil Booth <neil@daikokuya.co.uk>
2081 * c-cppbuiltin.c (builtin_define_std): Make non-static.
2083 2003-03-11 Loren James Rittle <ljrittle@acm.org>
2085 * config/freebsd-spec.h (FBSD_CPP_PREDEFINES): Remove.
2086 (FBSD_TARGET_OS_CPP_BUILTINS): New port-specific macro.
2087 (FBSD_TARGET_CPU_CPP_BUILTINS): New port-specific macro.
2088 * config/freebsd.h (CPP_PREDEFINES): Remove.
2089 (TARGET_OS_CPP_BUILTINS): New.
2090 * config/alpha/freebsd.h: Use overridden FBSD_TARGET_CPU_CPP_BUILTINS
2091 instead of TARGET_OS_CPP_BUILTINS.
2092 * config/sparc/freebsd.h (CPP_PREDEFINES): Remove.
2094 2003-03-11 Geoffrey Keating <geoffk@apple.com>
2096 * c-cppbuiltin.c (builtin_define_std): Add ATTRIBUTE_UNUSED.
2098 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
2100 * config/rs6000/rs6000.c (rs6000_stack_info): Remove
2101 insn_chain_scanned. Use insn_chain_scanned_p in machine_function.
2103 * config/rs6000/rs6000.h (machine_function): Add insn_chain_scanned_p.
2105 2003-03-11 Alexandre Oliva <aoliva@redhat.com>
2107 * toplev.c (independent_decode_option): Return success for --help,
2108 --target-help and --version.
2110 2003-03-11 Alexandre Oliva <aoliva@redhat.com>
2112 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add endian_spec.
2113 Default to -mips3 on -mabi=64. Don't add -mips* flag if -march is
2115 (SUBTARGET_ASM_SPEC): Remove -mips*-adding code obviated by
2117 (LINK_SPEC): Let endian options affect the linker emulation name.
2119 2003-03-11 J"orn Rennecke <joern.rennecke@superh.com>
2121 * sh.md (reload_inqi): Fix mode for source in second set.
2123 2003-03-11 Jan Hubicka <jh@suse.cz>
2125 * cselib.c (cselib_invalidate_mem_1): Move too ...
2126 (cselib_invalidate_mem): ... here; use new list
2127 (dummy_val, first_containing_mem): New static variables.
2128 (clear_table): Initialize first_containing_mem.
2129 (discard_useless_values): Compact the containing_mem list.
2130 (add_mem_for_addr): Add to the list.
2131 * cselib.h (cselib_val): Add next_containing_mem.
2133 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
2135 * config/rs6000/rs6000.c (rs6000_override_options): Disable string
2136 instructions for e500.
2138 2003-03-11 Neil Booth <neil@daikokuya.co.uk>
2140 * Makefile.in: Update.
2141 * c-cppbuiltin.c: Include tm_p.h.
2143 2003-03-11 Aldy Hernandez <aldyh@redhat.com>
2145 * doc/tm.texi (Frame Registers): Document DWARF_REG_TO_UNWIND_COLUMN.
2147 * unwind-dw2.c (DWARF_REG_TO_UNWIND_COLUMN): Define.
2148 (_Unwind_GetGR): Use DWARF_REG_TO_UNWIND_COLUMN.
2149 (_Unwind_SetGR): Same.
2150 (_Unwind_GetGRPtr): New.
2151 (_Unwind_SetGRPtr): New.
2152 (uw_update_context_1): Use accesor functions instead of accessing
2153 context->reg[] directly.
2154 (uw_install_context_1): Same.
2155 (execute_cfa_program): Same.
2156 (__frame_state_for): Same.
2158 * config/rs6000/rs6000.c (spe_synthesize_frame_save): Use 1200 as
2159 the synthetic register offset.
2161 * config/rs6000/rs6000.h (DWARF_REG_TO_UNWIND_COLUMN): New.
2163 2003-03-11 Hans-Peter Nilsson <hp@axis.com>
2165 * config/cris/cris.md: Remove lingering EGCS reference.
2166 ("*extopqihi_side_biap"): For HI operation, match
2167 cris_additive_operand_extend_operator, not
2168 cris_operand_extend_operator. Adjust condition.
2169 ("*extopqihi_side", "*extopqihi"): Ditto.
2170 ("*extopqisi_side_biap"): Correct operand numbers in condition.
2171 ("*extophisi_side_biap", "*extopqisi_swap_side_biap"): Ditto.
2172 ("*extophisi_swap_side_biap", "*extopqisi_swap"): Ditto.
2173 ("*extophisi_swap"): Ditto.
2174 ("*extopqihi_swap_side_biap"): For HI operation, match a simple
2175 PLUS, not cris_operand_extend_operator. Adjust condition and
2177 ("*extopqihi_swap_side", "*extopqihi_swap"): Ditto.
2178 * config/cris/cris.h (PREDICATE_CODES): Add
2179 cris_additive_operand_extend_operator.
2180 * config/cris/cris.c (cris_additive_operand_extend_operator):
2183 2003-03-11 Hartmut Penner <hpenner@de.ibm.com>
2185 * df.c (read_modify_subreg_p): Change from static to global.
2186 * df.h (read_modify_subreg_p): Add prototype.
2187 * sched-deps.c (sched_analyze_1): Generate true dependency for
2188 strict_low_part, certain subregs and zero/sign_extract.
2190 2003-03-11 Neil Booth <neil@daikokuya.co.uk>
2192 * Makefile.in: Update.
2193 * c-common.c: Don't include real.h or except.h.
2194 (REGISTER_PREFIX): Remove.
2195 (builtin_define_std, builtin_define_with_value,
2196 builtin_define_with_int_value, builtin_define_with_hex_fp_value,
2197 builtin_define_type_max, builtin_define_type_precision,
2198 builtin_define_float_constants): Move to c-cppbuiltin.c.
2199 (c_stddef_cpp_builtins): New.
2200 * c-common.h (builtin_define_with_value, c_stddef_cpp_builtins): New.
2201 * c-cppbuiltin.c: New, extracted from c-common.c.
2202 (define__GNUC__): New.
2203 * cppspec.c (lang_specific_driver): Remove support of -no-gcc.
2204 * gcc.c: Remove support of %v1, %v2 and %v3 specs.
2205 (cpp_unique_options): Don't support no-gcc.
2206 (do_spec_1): Remove support of version specs.
2207 * doc/invoke.texi: Remove documentation of %v1, %v2 and %v3.
2208 * doc/passes.texi: Update.
2209 * doc/tm.texi: Update.
2211 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
2213 * dwarf2out.c (multiple_reg_loc_descriptor): Fix thinko.
2215 2003-03-10 Andrew Pinski <apinski@apple.com>
2217 * config/darwin.c (machopic_function_base_name): If dynamic-no-pic
2218 is on should not get here.
2219 (machopic_indirect_data_reference): If dynamic-no-pic is on just
2220 generate high/low parts of the address.
2221 (machopic_legitimize_pic_address): Change MACHOPIC_PURE to
2222 MACHOPIC_INDIRECT. Dynamic-no-pic uses 0 as the pic base. Generate
2223 symbol and labels with a new reg. Dynamic-no-pic does not have a
2224 pic_offset_table_rtx.
2225 (machopic_select_section): Change references of flag_pic to
2227 (machopic_asm_out_destructor): Likewise.
2228 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Change
2229 reference of flag_pic to MACHOPIC_INDIRECT.
2230 (MACHO_DYNAMIC_NO_PIC_P): Define as TARGET_DYNAMIC_NO_PIC.
2231 (MACHOPIC_INDIRECT): Is also true when dynamic-no-pic is on.
2232 (MACHOPIC_JUST_INDIRECT): Is also true when dynamic-no-pic is on.
2233 (MACHOPIC_PURE): Is not pure when dynamic-no-pic is on.
2234 * config/i386/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define as
2235 0 for right now as dynamic-no-pic is not implemented on Darwin/ia32.
2236 * config/rs6000/darwin.h (MASK_MACHO_DYNAMIC_NO_PIC): Define.
2237 (TARGET_DYNAMIC_NO_PIC): Define.
2238 (SUBTARGET_SWITCHES): Define, have sub-target switches for
2240 (SUBTARGET_OVERRIDE_OPTIONS): Move check for -fpic from
2241 rs6000_override_options to here. Dynamic-no-pic overrides
2243 (CC1_SPEC): Change from not static then pic to not static and not
2244 dynamic-no-pic then pic.
2245 * config/rs6000/rs6000.c (rs6000_override_options): Move the
2246 check for -fpic and DARWIN_ABI to config/rs6000/darwin.h
2247 (rs6000_legitimize_reload_address): Add case for loading floating in
2249 (rs6000_emit_move): Add case for dynamic-no-pic. Change reference
2250 of flag_pic to MACHOPIC_INDIRECT.
2251 (secondary_reload_class): Conditional change the reference of
2252 flag_pic to MACHOPIC_INDIRECT.
2253 (rs6000_output_mi_thunk): Change reference of flag_pic to
2255 (output_profile_hook): Likewise.
2256 (machopic_output_stub): Non-pure (dynamic-no-pic) is now supported.
2257 * config/rs6000/rs6000.md (movdf_low): Add the case for
2258 MACHO_DYNAMIC_NO_PIC_P.
2259 (call): Change references for flag_pic in TARGET_MACHO to
2261 (SUBTARGET_OVERRIDE_OPTIONS): Add case where -fpic is on and
2262 -mdynamic-no-pic is on. Also move case for -fpic from rs6000.c.
2263 * doc/invoke.texi (-mdynamic-no-pic): Document.
2265 2003-03-10 Devang Patel <dpatel@apple.com>
2268 * gcc.c (DEFAULT_SWITCH_TAKES_ARG): Remove.
2269 (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.
2270 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Add.
2271 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add.
2272 * cppspec.c (DEFAULT_SWITCH_TAKES_ARG): Remove.
2273 (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.
2275 2003-03-10 Steven Bosscher <s.bosscher@student.tudelft.nl>
2277 PR optimization/7189
2278 * toplev.c (rest_of_compilation): Move
2279 check_function_return_warnings up to just after
2280 delete_unreachable_blocks.
2282 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
2284 * config/m68hc11/m68hc11.h (HARD_REGNO_RENAME_OK): Define.
2285 * config/m68hc11/m68hc11-protos.h (m68hc11_hard_regno_rename_ok):
2287 * config/m68hc11/m68hc11.c (m68hc11_hard_regno_rename_ok): New function
2288 for reg rename optimization to avoid using Z and Y registers.
2290 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
2292 * config/m68hc11/m68hc11.md ("*addhi3_68hc12"): Accept any constant
2293 when adding to X and Y since leax/leay are fast.
2294 ("*addhi3"): Accept 'I' constraint when adding to address register.
2295 ("rotlhi3"): Operand 1 must be a register_operand.
2296 (peephole2): New peephole to optimize some adds.
2297 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_P): Use 'I' constraint
2298 to represent -2 .. 2 small integer range.
2300 2003-03-10 Stephane Carrez <stcarrez@nerim.fr>
2302 * config/m68hc11/m68hc11.c (m68hc11_gen_rotate): Set carry before
2303 each 16-bit rotation.
2305 2003-03-10 Zack Weinberg <zack@codesourcery.com>
2307 * c-opts.c (add_prefixed_path): Don't use concat. When
2308 prefixing with cpp_GCC_INCLUDE_DIR, copy only the first
2309 cpp_GCC_INCLUDE_DIR_len characters.
2311 2003-03-10 Segher Boessenkool <segher@koffie.nl>
2313 * testsuite/gcc.dg/altivec-9.c: New file.
2315 * config/rs6000/rs6000.c (altivec_frame_fixup): Remove.
2316 (rs6000_emit_prologue): Use rs6000_frame_related instead.
2318 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
2320 * config/rs6000/spe.h: Define __ev64_*64__ to use single element
2322 (__ev_convert_u64): Remove macro. Define as inline.
2323 (__ev_convert_s64): Same.
2325 2003-03-10 Aldy Hernandez <aldyh@redhat.com>
2327 * config/rs6000/rs6000.h (DWARF_FRAME_REGISTERS): Define.
2328 (rs6000_stack_t): Add spe_64bit_regs_used.
2330 * config/rs6000/rs6000.c (rs6000_stack_info): Calculate
2331 spe_64bit_regs_used, and use it to determine the size of the
2333 (spe_func_has_64bit_regs_p): New.
2334 (spe_synthesize_frame_save): New.
2335 (rs6000_frame_related): Handle SPE synthetic registers.
2336 (rs6000_emit_prologue): Only save in 64-bits if the function used
2337 any registers in 64-bit mode.
2338 (rs6000_emit_epilogue): Same, but for restore.
2340 2003-03-10 Richard Earnshaw <rearnsha@arm.com>
2342 * arm.h (enum floating_point_type): Delete. Replace with...
2343 (enum fputype): ... new.
2344 (FPUTYPE_DEFAULT): Renamed from FP_DEFAULT. Values reworked.
2345 * linux-elf.h (FPUTYPE_DEFAULT): Likewise.
2346 * arm.md (attr fpu): Reworked for new underlying enum values.
2347 * arm.c (arm_fpu_arch): Now enum fputype.
2348 (arm_fpu_tune): Renamed from arm_fpu. Now enum fputype.
2349 (arm_override_options, arm_output_epilogue, arm_expand_prologue):
2350 Update uses of arm_fpu_arch and arm_fpu_tune.
2352 2003-03-10 Josef Zlomek <zlomekj@suse.cz>
2354 * cfgcleanup.c (outgoing_edges_match): Compare the jump tables.
2355 (try_crossjump_to_edge): Replace refereces to one jump table by
2356 references to identical jump table.
2357 * loop.c (load_mems): Moved setting the JUMP_LABEL to replace_label.
2358 (replace_label): Moved to rtlanal.c.
2359 (struct rtx_pair): Moved to rtl.h.
2360 * rtl.h (struct rtx_pair): Moved from loop.c.
2361 (replace_label): New extern function.
2362 (subrtx_p): New extern function.
2363 (tablejump_p): New extern function.
2364 * rtlanal.c (replace_label): Moved from loop.c.
2365 (subrtx_p_1): New static function.
2366 (subrtx_p): New function.
2367 (tablejump_p): New function.
2369 2003-03-10 Jan Hubicka <jh@suse.cz>
2371 * cfgcleanup.c (try_optimize_cfg): Fix thinko in previous patch.
2373 * cfgcleanup.c (merge_blocks): Return where to iterate next.
2374 (try_optimize_cfg): Use return value of merge_blocks
2376 2003-03-10 Michael Matz <matz@suse.de>
2378 * cfg.c (unchecked_make_edge): New.
2379 (cached_make_edge): Use it.
2380 * basic-block.h (unchecked_make_edge): Declare.
2381 * cfglayout.c (cfg_layout_duplicate_bb): Use it.
2383 2003-03-10 Richard Earnshaw <rearnsha@arm.com>
2385 * fpa.md: New file. Move all patterns relating to FPA co-processor
2387 * arm.md: ... from here.
2388 (cirrus.md, fpa.md): Include at end of description.
2389 (divsf3, divdf3, modsf3, movdf3, sqrtsf2, sqrtdf2): New expands.
2390 (pic_load_addr_based): Remove register constraint from expander.
2391 (seq, sne, sgt, sle, slt, sge, sgeu, sleu, sgtu, sltu, sunordered)
2392 (sordered, sungt, sunle, sunge, sunlt): Likewise.
2393 (eh_epilogue, tablejump): Likewise.
2395 2003-03-09 David Edelsohn <edelsohn@gnu.org>
2398 * config/rs6000/rs6000.md (movsi_update1): Add TARGET_UPDATE final
2401 2003-03-09 Neil Booth <neil@daikokuya.co.uk>
2403 * config/frv/frv.h: Use TARGET_CPU_CPP_BUILTINS, not CPP_PREDEFINES.
2404 * config/ip2k/ip2k.h: Similarly.
2405 * config/m32r/m32r.h: Similarly.
2406 * config/m68hc11/m68hc11.h: Similarly.
2407 * config/mn10200/mn10200.h: Similarly.
2408 * config/mn10300/mn10300.h: Similarly.
2409 * config/pdp11/pdp11.h: Similarly.
2410 * config/v850/v850.h: Similarly.
2411 * config/rs6000/vxworks.h: Similarly for TARGET_OS_CPP_BUILTINS.
2412 * config/v850/retms.h: Similarly for TARGET_OS_CPP_BUILTINS.
2413 * config/mips/iris3.h: Remove #if 0 block.
2415 2003-03-09 Roger Sayle <roger@eyesopen.com>
2416 Joern Rennecke <joern.rennecke@superh.com>
2418 * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch. Don't handle
2419 pending argument upon return from handle_braces here.
2420 (do_spec_2): Instead handle it upon return from do_spec_1 here.
2422 2003-03-09 Roger Sayle <roger@eyesopen.com>
2423 Joern Rennecke <joern.rennecke@superh.com>
2425 * gcc.c (do_spec_1) ['{']: Revert 2003-02-24 patch. Don't handle
2426 pending argument upon return from handle_braces here.
2427 (do_spec_2): Instead handle it upon return from do_spec_1 here.
2429 2003-03-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2431 * varasm.c (make_decl_one_only): Use declare_weak().
2433 2003-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2436 * c-common.c (c_common_nodes_and_builtins): Initialize target builtins
2437 after the common builtins.
2438 * pa-hpux.h (DONT_HAVE_FPUTC_UNLOCKED): Define.
2439 * pa.c (TARGET_INIT_BUILTINS): Define.
2440 (pa_init_builtins): New function.
2442 * pa.md (call, call_value, sibcall, sibcall_value): When sufficient
2443 space has been allocated for the outgoing arguments, set the arg
2444 pointer for a call emitted after virtuals have been instantiated
2445 using the stack pointer offset, otherwise abort.
2447 2003-03-09 DJ Delorie <dj@redhat.com>
2449 * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH): Revert.
2451 2003-03-09 Richard Earnshaw <rearnsha@arm.com>
2453 * arm.md (fix_truncsfsi2, fix_truncdfsi2, arm_fix_truncsfsi2)
2454 (arm_fix_truncdfsi2): Add missing fix in floating point mode before
2455 conversion to integer.
2456 * cirrus.md (cirrus_truncsfsi2, cirrus_truncdfsi2): Likewise.
2458 2003-03-09 Roger Sayle <roger@eyesopen.com>
2460 * builtins.def: Fix typo and improve grammar.
2461 * loop-unroll.c (decide_peel_completely): Tidy log message.
2463 2003-03-09 Kazu Hirata <kazu@cs.umass.edu>
2465 * config/h8300/h8300.md (*tstsi_upper_bit): New.
2466 (*iorsi3_e2f): Likewise.
2468 2003-03-08 Kazu Hirata <kazu@cs.umass.edu>
2470 * config/h8300/h8300.c (h8300_and_costs): Return the number of
2471 assembly instructions needed.
2472 (h8300_shift_costs): Likewise.
2474 2003-03-09 Hans-Peter Nilsson <hp@bitrange.com>
2476 * config/cris/aout.h (ENDFILE_SPEC): Undef.
2478 * optabs.c (gen_move_insn): Move logic for synthesizing MODE_CC
2480 * expr.c (emit_move_insn_1): ... to here.
2482 * config/cris/aout.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__AOUT__ to...
2483 (TARGET_OS_CPP_BUILTINS): New macro.
2484 * config/cris/cris.h (CRIS_CPP_SUBTARGET_SPEC): Move -D__ELF__ to...
2485 (TARGET_OS_CPP_BUILTINS): New macro.
2486 (CPP_PREDEFINES): Don't define. Move old definitions and...
2487 (CPP_SPEC): ...move -D__CRIS_ABI_version=2 to...
2488 (TARGET_CPU_CPP_BUILTINS): New macro.
2489 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Move constant
2490 definitions and the optional __PIC__, __pic__ and
2491 __NO_UNDERSCORES__ definitions to...
2492 (TARGET_OS_CPP_BUILTINS): New macro.
2494 * flags.h (flag_leading_underscore): Declare.
2496 * c-opts.c (c_common_post_options): On fopen failure, return
2499 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
2501 * config/cris/cris_abi_symbol.c: #include tconfig.h and tm.h, not
2503 * config/cris/cris.h (HAVE_GAS_HIDDEN): Don't define here.
2504 * config/cris/aout.h (HAVE_GAS_HIDDEN): Undef.
2506 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
2508 * config/sh/rtemself.h (TARGET_OS_CPP_BUILTINS): Use instead of
2510 * config/sh/rtems.h (TARGET_OS_CPP_BUILTINS): Use instead of
2513 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
2515 * c-common.h (c_common_init, c_common_post_options): Update.
2516 * c-objc-common.c (c_objc_common_init): Update for new prototype.
2517 * c-opts.c (saved_lineno): New.
2518 (c_common_post_options, c_common_init): Update prototypes,
2519 move call to cpp_read_main_file from latter to former.
2520 * c-tree.h (c_ojbc_common_init): Update.
2521 * langhooks-def.h (lhd_post_options): New.
2522 (LANG_HOOKS_INIT, LANG_HOOKS_POST_OPTIONS): Update.
2523 * langhooks.c (lhd_post_options): New.
2524 * langhooks.h (struct lang_hooks): Update post_options and init hooks.
2525 * toplev.c (no_backend): New.
2526 (process_options): Call post_options hook and set main_input_filename
2527 and input_filename here.
2528 (lang_dependent_init, do_compile): post_options hook moved to
2530 * objc/objc-act.c (objc_init): Update prototype.
2531 * objc/objc-act.h (objc_init): Update prototype.
2533 2003-03-08 Roger Sayle <roger@eyesopen.com>
2535 * emit-rtl.c (gen_lowpart): Don't attempt to load a part of
2536 a complex or vector type, using a load in the original mode.
2538 2003-03-08 Jan Hubicka <jh@suse.cz>
2540 * Makefile.in (cgraph.o): Depend on gt-cgraph.h and varray.h.
2541 * gt-cgraph.h: New GC file.
2542 * cgraph.c (known_fns): New static variable.
2543 (cgraph_node): Add the decl into varray.
2545 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
2547 * config/mmix/mmix.md ("*movcc_expanded"): Add missing alternatives.
2549 2003-03-08 Richard Earnshaw <rearnsha@arm.com>
2551 * arm.c (fpa_rhs_operand, fpa_add_operand, const_double_rtx_ok_for_fpa)
2552 (neg_const_double_ok_for_fpa, output_mov_long_double_fpa_from_arm)
2553 (output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm)
2554 (output_mov_double_arm_from_fpa): Renamed to use fpa instead of fpu.
2555 All callers changed.
2556 * arm.md, arm.h, arm-protos.h: Updated.
2558 * arm.h (enum reg_class FPA_REGS): Renamed from FPU_REGS.
2559 (CLASS_MAX_NREGS, REGISTER_MOVE_COST, REG_CLASS_FROM_LETTER): Updated.
2560 * arm.c (arm_regno_class, f_register_operand): Updated.
2562 2003-03-08 Hans-Peter Nilsson <hp@bitrange.com>
2564 * config/cris/cris.h: Remove EGCS references.
2565 (CPP_SPEC): Remove "-$".
2566 (INIT_CUMULATIVE_ARGS): Adjust parameter name to FNDECL.
2568 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
2570 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Use in
2571 preference to CPP_PREDEFINES.
2573 2003-03-08 Neil Booth <neil@daikokuya.co.uk>
2575 * cppinit.c (cpp_finish_options): Set first_unused_line to -1.
2577 2003-03-08 Kazu Hirata <kazu@cs.umass.edu>
2579 * config/h8300/h8300.md (*extzv_16_8): New.
2581 2003-03-08 Jan Hubicka <jh@suse.cz>
2583 * c-decl.c: (finish_function): Update call of tree_inlinable_function_p.
2584 * cgraph.h: (cgraph_local_info): Add can_inline_once
2585 (cgraph_global_info): Add inline_once.
2586 (cgraph_node): Add previous.
2587 (cgraph_remove_node): New.
2588 * cgraphunit.c (cgraph_mark_functions_to_inline_once): New static
2590 (cgraph_optimize): Call it.
2591 (cgraph_finalize_function): Set inlinable flags.
2592 (cgraph_finalize_compilation_unit): Actually remove the reclaimed nodes.
2593 (cgraph_mark_functions_to_output): Use new inlining heuristics flags.
2594 (cgraph_expand_function): Likewise.
2596 (cgraph_node): Put nodes into doubly linked chain.
2597 (cgraph_remove_node): New function.
2598 * flags.h (flag_inline_functions_called_once): Declare.
2599 * tree-inline.c: Include cgraph.h
2600 (inlinable_functions_p): Add extra argument to bypass limits.
2601 (expand_call_inline): Obey cgraph flag.
2602 * tree-inline.h (tree_inlinable_function_p): Update prototype.
2604 2003-03-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2606 * gcse.c (bypass_block, bypass_conditional_jumps): Do not create
2609 * loop-unroll.c (unroll_loop_runtime_iterations): Update irreducible
2610 loops info correctly.
2612 2003-03-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2615 * unroll.c (calculate_giv_inc): Handle constants being
2616 loaded with LSHIFTRT.
2618 2003-03-07 David Edelsohn <edelsohn@gnu.org>
2620 * config/rs6000/rs6000.c (processor_target_table): Do not disable
2621 GP optional instructions on Power3, Power4, 620, and 630.
2623 2003-03-07 Kazu Hirata <kazu@cs.umass.edu>
2625 * calls.c: Fix comment formatting.
2626 * cfgloopanal.c: Likewise.
2627 * cfgloopmanip.c: Likewise.
2628 * combine.c: Likewise.
2629 * dwarf2out.c: Likewise.
2630 * ggc-common.c: Likewise.
2631 * langhooks.c: Likewise.
2632 * loop-unroll.c: Likewise.
2634 * ra-build.c: Likewise.
2635 * sbitmap.c: Likewise.
2636 * toplev.c: Likewise.
2638 2003-03-07 James E Wilson <wilson@tuliptree.org>
2640 * config/sh/sh.h (HARD_REGNO_NREGS): Round up the XD register count.
2642 2003-03-07 Geoffrey Keating <geoffk@apple.com>
2644 * objc/lang-specs.h (objective-c-header): Use .gch not .pch;
2645 support -no-integrated-cpp.
2647 * c-pch.c (get_ident): Use c_language_kind and flag_objc rather
2648 than langhooks.name.
2650 2003-03-07 Michael Matz <matz@suse.de>
2652 * df.h (enum df_ref_flags.DF_REF_STRIPPED): New.
2653 (DF_FOR_REGALLOC): New.
2654 * df.c (df_ref_record): Set DF_REF_STRIPPED.
2655 (read_modify_subreg_p): Simplify.
2656 (df_def_record_1, df_uses_record): Set DF_REF_MODE_CHANGE more often.
2657 Use DF_FOR_REGALLOC.
2658 * ra.h (struct web): New member subreg_stripped.
2659 (invalid_mode_change_regs): Declare.
2660 * ra.c (invalid_mode_change_regs): New.
2661 (init_ra): Initialize it.
2662 * ra-build.c (init_one_web_common, remember_web_was_spilled): Use it.
2663 Use CANNOT_CHANGE_MODE_CLASS as ifdef guard.
2664 (reinit_one_web, parts_to_web_1): Deal with subreg_stripped.
2665 * ra-colorize.c (colorize_one_web): Use invalid_mode_change_regs.
2666 Use CANNOT_CHANGE_MODE_CLASS as ifdef guard.
2668 2003-03-07 Richard Earnshaw <rearnsha@arm.com>
2670 * arm.md (addsf3, adddf3, subsf3, subdf3, mulsf3, muldf3, negsf2)
2671 (negdf2, abssi2, abssf2, absdf2, floatsisf2, floatsidf2)
2672 (fix_truncsfsi2, fix_truncdfsi2, truncdfsf2): Moved back into main
2673 machine description file from ...
2674 * cirrus.md: ... here.
2676 2003-03-06 Kazu Hirata <kazu@cs.umass.edu>
2678 * config/h8300/h8300.md (a peephole2): Don't use
2679 reg_overlap_mentioned_p.
2681 2003-03-06 Geoffrey Keating <geoffk@apple.com>
2683 * c-pch.c: Include langhooks.h.
2684 (IDENT_LENGTH): New.
2686 (pch_ident): Delete.
2687 (pch_init): Use get_ident, IDENT_LENGTH.
2688 (c_common_valid_pch): Likewise. Also, use actual language
2690 * Makefile.in (c-pch.o): Add langhooks.h to dependencies.
2692 * objc/config-lang.in (gtfiles): Add objc-act.c. Remove duplicate
2694 * objc/Make-lang.in (objc/objc-act.o): Add dependency on
2696 (gt-objc-objc-act.h): New rule.
2697 * objc/lang-specs.h: Support PCH.
2698 * objc/objc-act.c: Include gt-objc-objc-act.h.
2699 (objc_add_static_instance): Move num_static_inst out, mark for PCH.
2700 (build_selector_reference_decl): Move idx out, mark for PCH.
2701 (build_class_reference_decl): Likewise.
2702 (build_objc_string_decl): Move *_idx out, mark for PCH.
2703 (build_tmp_function_decl): Move xxx out, mark for PCH.
2705 2003-03-06 Dale Johannesen <dalej@apple.com>
2707 * config/rs6000/rs6000.c (rs6000_binds_local_p): Consider
2708 global functions for inlining on Darwin.
2710 2003-03-06 Vladimir Makarov <vmakarov@redhat.com>
2712 * haifa-sched.c (schedule_block): Don't call reorder when sorting
2715 2003-03-06 Neil Booth <neil@daikokuya.co.uk>
2717 * Makefile.in (c-ppoutput.o): Update.
2718 * c-common.h (init_pp_output): New.
2719 (preprocess_file): Update.
2720 * c-lex.c (init_c_lex): Move mbchar initialization to cpplib.
2722 * c-opts.c (c_common_init): Call init_pp_output if preprocessing.
2723 Make call to cpp_read_main_file common to whether preprocessing
2724 or not. Don't register builtins.
2725 * c-ppoutput.c: Include c-pragma.h.
2726 (setup_callbacks): Rename init_pp_output.
2727 (preprocess_file): No longer setup callbacks or call
2729 * cpphash.h (_cpp_init_mbchar): New.
2730 * cppinit.c (init_library): Call _cpp_init_mbchar.
2731 * cpplex.c (_cpp_init_mbchar): New.
2733 2003-03-06 Roger Sayle <roger@eyesopen.com>
2735 * emit-rtl.c (gen_lowpart): When requesting the low-part of a
2736 MEM, try loading the MEM into a register and taking the low-part
2737 of that, to help CSE see the use of the MEM in its true mode.
2739 2003-03-05 Tom Tromey <tromey@redhat.com>
2741 * config/stormy16/stormy16.h (DWARF_LINE_MIN_INSTR_LENGTH):
2744 2003-03-05 Nick Clifton <nickc@cambridge.redhat.com>
2746 * config/stormy16/stormy16.md ("*eqbranchsi"): Remove '+' on
2748 ("*ineqbranchsi"): Likewise.
2750 2003-03-05 Andrew Haley <aph@cambridge.redhat.com>
2752 * config/stormy16/stormy16.c (xstormy16_expand_prologue): Delete
2753 mem_fake_push_rtx. Instead construct a SEQUENCE to show the
2754 register store followed by a stack increment.
2756 2003-03-05 Chris Moller <cmoller@redhat.com>
2758 * config/stormy16/stormy16.c (REG_NEEDS_SAVE): added a term
2759 to inhibit saving CARRY_REGS.
2761 * config/stormy16/stormy16.c (xs_hi_general_operand):
2762 added predicate to detect and error-out on out-of-range
2763 const_ints for movhi.
2764 * config/stormy16/stormy16.md (movhi): use
2765 xs_hi_general_operand.
2767 * config/stormy16/stormy16.c (xstormy16_expand_prologue):
2768 added a check for local vbl size overflow.
2769 * config/stormy16/stormy16.c (xs_hi_nonmemory_operand):
2770 added predicate to detect and error-out on out-of-range
2771 const_ints for addhi and subhi.
2772 * config/stormy16/stormy16.md (addhi3, addchi4, addchi5,
2773 subhi3, subchi4, subchi5): used xs_hi_nonmemory_operand.
2775 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
2776 add a term to accept PRE_MODIFY addresses.
2777 * config/stormy16/stormy16.c (xstormy16_expand_move):
2778 add code to expand PRE_MODIFY addresses to an add followed
2781 2003-03-06 Jason Merrill <jason@redhat.com>
2783 * tree-inline.c (inlinable_function_p): Revert earlier change
2784 pending investigation.
2786 2003-03-06 Kazu Hirata <kazu@cs.umass.edu>
2788 * config/h8300/h8300.md (a new peephole2): New.
2790 2003-03-06 Jan Hubicka <jh@suse.cz>
2792 * cgraph.c (cgraph_node): Do not confuse nested functions and methods.
2794 2003-03-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2796 * dwarf2out.c (size_of_die): Compute size of external reference to
2799 2003-03-06 Hans-Peter Nilsson <hp@bitrange.com>
2801 * config/mmix/mmix.md ("*movcc_expanded"): New pattern.
2802 ("movcc", "movcc_uns", "movcc_fp", "movcc_fpeq", "movcc_fun"): New
2805 2003-03-05 Roger Sayle <roger@eyesopen.com>
2807 * expr.h (lang_expand_expr): Delete obsolete prototype.
2809 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
2811 * emit-rtl.c (gen_highpart_mode): Fix a comment typo.
2813 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
2815 * config/h8300/h8300.md (a peephole2): Generalize to
2816 accept a memory operand.
2818 2003-03-05 Olivier Hainque <hainque@act-europe.fr>
2820 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '+'.
2821 * config/alpha/alpha.c (print_operand, case '+'): New.
2822 * config/alpha/alpha.md (call_osf_1_noreturn): Document and use.
2823 (call_value_osf_1_noreturn): Likewise.
2825 2003-03-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2827 * stmt.c (fixup_gotos): Change meaning of DONT_JUMP_IN.
2828 (expand_end_bindings): Likewise.
2830 2003-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2832 * pa.md (return_external_pic): Add !TARGET_PA_20 to constraint.
2833 (epilogue): Don't generate return_external_pic when emitting PA 2.0
2836 2003-03-05 Aldy Hernandez <aldyh@redhat.com>
2838 * doc/tm.texi: Document TARGET_DWARF_REGISTER_SPAN.
2840 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): New.
2842 * hooks.c (hook_rtx_rtx_null): New.
2844 * hooks.h (hook_rtx_rtx_null): Protoize.
2846 * target-def.h (TARGET_DWARF_REGISTER_SPAN): New macro.
2847 (TARGET_INITIALIZER): Add TARGET_DWARF_REGISTER_SPAN.
2849 * target.h (struct gcc_target): Add dwarf_register_span.
2851 * dwarf2out.c (multiple_reg_loc_descriptor): New.
2852 (one_reg_loc_descriptor): New.
2853 (reg_loc_descriptor): Add support for values that span more than
2856 2003-03-05 Jan Hubicka <jh@suse.cz>
2858 * Makefile.in (calls.o, toplev.o alias.o): Depend on cgraph.h
2859 * alias.c: Include cgraph.h
2860 (mark_constant_function): Use cgraph_rtl_info.
2861 * calls.c: Include cgraph.h
2862 (flags_from_decl_or_type): Use cgraph_rtl_info to find pure and const
2864 (expand_call): Use cgraph_rtl_info to set preferred stack boundary.
2865 * cgraph.c (cgraph_rtl_info): New function.
2866 * cgraph.h (cgraph_rtl_info): Declare
2867 (cgraph_rtl_info): Likewise.
2868 * function.h (struct function): Add recursive_call_emit.
2869 * toplev.c: Include cgraph.h.
2870 (rest_of_compilation): Set preferred_incoming_stack_boundary.
2872 2003-03-05 Kazu Hirata <kazu@cs.umass.edu>
2874 * config/h8300/h8300.c (output_simode_bld): Clear the
2875 destination first if possible.
2876 * config/h8300/h8300.md (extzv_1_r_h8300hs): Add an
2878 (extzv_1_r_inv_h8300hs): Likewise.
2880 2003-03-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2882 * basic-block.h (EDGE_IRREDUCIBLE_LOOP, EDGE_ALL_FLAGS): New.
2883 * cfg.c (dump_edge_info): Add EDGE_IRREDUCIBLE_LOOP flag dump.
2884 * cfgloop.c (flow_loop_free): Made global.
2885 (establish_preds): New static function.
2886 (flow_loop_tree_node_add): Handle subloops of added loop correctly.
2887 (get_loop_exit_edges): New.
2888 (verify_loop_structure): Verify EDGE_IRREDUCIBLE_LOOP flags.
2889 * cfgloop.h (flow_loop_free, get_loop_exit_edges, unloop): Declare.
2890 * cfgloopanal.c (mark_irreducible_loops): Mark edges in irreducible
2892 * cfgloopmanip.c (loop_delete_branch_edge): Allow to test for
2893 removability of an edge.
2894 (fix_irreducible_loops): New static function.
2895 (find_path, remove_path): Add ability to remove enclosing loops.
2897 (copy_bbs, duplicate_loop_to_header_edge): Use EDGE_IRREDUCIBLE_LOOP
2899 * cfgrtl.c (verify_flow_info): Handle EDGE_IRREDUCIBLE_LOOP flag.
2900 * loop-unroll.c (peel_loops_completely): Do not duplicate loop if
2902 (decide_peel_completely, peel_loops_completely): Allow complete peeling
2903 of non-duplicable once rolling loops.
2904 * loop-unswitch.c (unswitch_loop): Update EDGE_IRREDUCIBLE_LOOP flags.
2906 2003-03-05 J"orn Rennecke <joern.rennecke@superh.com>
2908 * sh.h (OVERRIDE_OPTIONS): For TARGET_SHMEDIA, the minimum value
2909 for align_jumps is 4.
2911 (SECONDARY_INPUT_RELOAD_CLASS): If reloading a PLUS into FPUL,
2914 2003-03-05 Stephane Carrez <stcarrez@nerim.fr>
2916 * config/m68hc11/m68hc11.h (PAD_VARARGS_DOWN): Define and return
2917 according to va_arg type.
2918 (EXPAND_BUILTIN_VA_ARG): Remove.
2919 * config/m68hc11/m68hc11.c (m68hc11_va_arg): Remove.
2920 * config/m68hc11/m68hc11-protos.h (m68hc11_va_arg): Remove.
2922 2003-03-05 David Edelsohn <edelsohn@gnu.org>
2924 * config/rs6000/rs6000.c (rs6000_variable_issue): Remove unnecessary
2927 2003-03-05 Michael Matz <matz@suse.de>
2929 * i386/i386.c (ix86_save_reg): Also test
2930 current_function_uses_const_pool.
2932 2003-03-05 Michael Matz <matz@suse.de>
2934 * unwind.h: Add the GPL exception.
2935 * Makefile.in (USER_H): Add unwind.h.
2937 2003-03-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2940 * c-typeck.c (push_init_level): Add sanity check.
2942 2003-03-05 Jan Hubicka <jh@suse.cz>
2944 * toplev.c (rest_of_compilation): Deffer RTL compilation only when
2945 RTL inlining is done.
2947 * cgraphunit.c (cgraph_mark_local_functions): New local function.
2948 (cgraph_optimize): Mark local functions.
2949 * i386-protos.h (init_cumulative_args): Update prototype.
2950 * i386.c (init_cumulative_args): Use register passing convention for
2953 * cgraph.c (cgraph_global_info_ready): New global variable
2954 (cgraph_local_info, cgraph_global_info): New functions.
2955 * cgraph.h (struct cgraph_local_info, cgraph_global_info): New
2957 (cgraph_local_info, cgraph_global_info, cgraph_global_info_ready):
2959 * cgraphunit.c (cgraph_finalize_function): Set inline_many.
2960 (cgraph_mark_functions_to_output): Use inline_many.
2961 (cgraph_expand_function): Free DECL_SAVED_TREE uncondtionally.
2962 (cgraph_expand_functions): Expand inline functions last.
2963 (cgraph_optimize): Do not emit uneeded functions.
2965 2003-03-04 Steve Ellcey <sje@cup.hp.com>
2967 * expr.c (convert_modes): Check for legal hard register.
2969 2003-03-04 Tom Tromey <tromey@redhat.com>
2971 * doc/sourcebuild.texi (Front End Directory): Document tags.
2972 * configure: Rebuilt.
2973 * configure.in (target_list): Added tags.
2974 * Makefile.in (TAGS): Depend on lang.clean. Include subdirectory
2975 TAGS files by reference.
2976 * objc/Make-lang.in (objc.tags): New target.
2978 2003-03-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2980 * gcov-io.h (gcov_save_position, gcov_reserve_length, gcov_resync,
2981 gcov_skip, gcov_skip_string, gcov_write_unsigned, gcov_write_counter,
2982 gcov_write_string, gcov_read_unsigned, gcov_read_counter,
2983 gcov_read_string, gcov_write_length): Modified to enable reading/
2984 writing of whole .da file just once.
2985 (da_file_open, da_file_close, da_file_eof, da_file_error,
2986 da_file_position, da_file_seek, da_file_write, da_file_read): New
2988 (actual_da_file, actual_da_file_position, actual_da_file_length,
2989 actual_da_file_buffer, actual_da_file_buffer_size): New static
2991 * libgcov.c (gcov_exit): Modified to read/write the whole .da file at
2995 2003-03-04 Andreas Schwab <schwab@suse.de>
2997 * config/m68k/m68k.c (m68k_output_function_prologue): Fix CFA
2998 offset without frame pointer.
3000 2003-03-04 Steve Ellcey <sje@cup.hp.com>
3002 * expr.c (expand_expr): Call promote_mode to set unsignedp.
3004 2003-03-04 Daniel Jacobowitz <drow@mvista.com>
3006 * configure.in: Don't always define TARGET_SYSTEM_ROOT.
3007 * configure: Regenerated.
3008 * gcc.c: Check whether TARGET_SYSTEM_ROOT is defined.
3010 2003-03-04 Andreas Jaeger <aj@suse.de>
3012 * configure.in: Check for <memcheck.h>.
3013 * configure: Regenerated.
3015 * config.in: Define HAVE_MEMCHECK_H.
3017 * ggc-common.c: Use <memcheck.h> if available instead of
3019 * ggc-page.c: Likewise.
3020 * cppfiles.c: Likewise.
3022 2003-03-04 Kazu Hirata <kazu@cs.umass.edu>
3024 * config/h8300/h8300.md (*extzv_8_8): Fix cc and lengths.
3026 2003-03-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3029 * c-typeck.c (do_case): Attach the first case label to the SWITCH_BODY.
3030 (c_finish_case): Rechain the next statements to the SWITCH_STMT.
3032 2003-03-04 Jan Hubicka <jh@suse.cz>
3034 * doc/invoke.texi: Document that unit-at-a-time is enabled for -O3
3035 * toplev.c (parse_options_and_default_flags): Enable flag_unit_at_a_time
3038 2003-03-04 Nathanael Nerode <neroden@gcc.gnu.org>
3040 * configure.in: Delete three unused variables. Move a variable
3041 definition closer to its use. Simplify use_collect2 logic. Start to
3042 organize. Simplify tests for in-tree gas and ld.
3043 * configure: Regenerate.
3045 2003-03-04 Neil Booth <neil@daikokuya.co.uk>
3047 * Makefile.in: Update.
3048 * c-common.c (flag_no_line_commands, flag_no_output,
3049 flag_dump_macros, flag_dump_includes): New.
3050 * c-common.h (flag_no_line_commands, flag_no_output,
3051 flag_dump_macros, flag_dump_includes, preprocess_file): New.
3052 (init_c_lex): Update prototype.
3053 * c-lex.c (init_c_lex): Update prototype; move some code to
3055 * c-opts.c (preprocess_file): Subsume into c_common_init.
3056 (c_common_decode_option): Update flags.
3057 (c_common_init): Move code from preprocess_file and init_c_lex.
3058 (sanitize_cpp_opts): Update.
3059 * c-ppoutput.c: New, cppmain.c almost verbatim.
3060 * cpphash.h (struct printer): Remove.
3061 (struct cpp_reader): Remove print.
3062 * cpplib.h (dump_none, dump_only, dump_names, dump_definitions,
3063 cpp_preprocess_file): Remove.
3064 (struct cpp_options): Remove no_output, no_line_commands, dump_macros
3066 * cppmain.c: Remove.
3067 * doc/passes.texi: Update.
3069 2003-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3071 * function.c (STACK_ALIGNMENT_NEEDED): New macro. Default to 1.
3072 (assign_stack_local_1): Perform overall stack alignment only when
3073 STACK_ALIGNMENT_NEEDED is non-zero.
3074 * doc/tm.texi (STACK_ALIGNMENT_NEEDED): Document.
3076 * pa.c (compute_frame_size): Rename fsize to size. Account for
3077 alignment to a word boundary before general register save block. Only
3078 account for double-word alignment before floating point register save
3079 block if one or more are saved. Don't allocate space for %r3 when
3080 frame pointer is needed.
3081 (hppa_expand_prologue): Include alignment to word boundary in local
3083 * pa.h (STARTING_FRAME_OFFSET): Define to 8 on both 32 and 64-bit ports.
3084 (STACK_ALIGNMENT_NEEDED): Define.
3086 2003-03-04 Kevin Buettner <kevinb@redhat.com>
3088 * dwarf2out.c (rtl_for_decl_location): Don't return NULL_RTX for
3089 global register variables.
3091 2003-03-04 Alexandre Oliva <aoliva@redhat.com>
3093 * reload.c (reload_adjust_reg_for_mode): New function.
3094 (subst_reloads): Call it.
3095 (operands_match_p): Adjust registers using HARD_REGNO_NREGS.
3096 * reload.h (reload_adjust_reg_for_mode): Declare.
3097 * reload1.c (emit_input_reload_insns, emit_output_reload_insns):
3100 2003-03-03 James E Wilson <wilson@tuliptree.org>
3102 * optabs.c (add_equal_note): Delete SUBREG_REG use.
3105 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3107 * config/h8300/h8300.md (*ixorsi3_ashift_16): New.
3108 (*ixorsi3_lshiftrt_16): New.
3109 (*iorsi3_ashift_16): Remove.
3111 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3113 * config/h8300/h8300.md (*extzv_8_8): Use '?' to simplify the
3116 2003-03-03 Geoffrey Keating <geoffk@apple.com>
3118 * doc/install.texi (Specific): Update entry for powerpc-darwin.
3120 2003-03-03 Richard Henderson <rth@redhat.com>
3122 * config/ia64/ia64.h (HAVE_AS_LTOFFX_LDXMOV_RELOCS): Default to 0.
3124 2003-03-03 David Edelsohn <edelsohn@gnu.org>
3126 * config/rs6000/rs6000.c (rs6000_multipass_dfa_lookahead): Delete.
3127 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Delete.
3128 (rs6000_variable_issue): Do not return negative value.
3129 (rs6000_issue_rate): Uniformly set issue rate to 1 for first
3132 2003-03-03 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3134 * dwarf2out.c (dwarf2out_finish): Swap order of break_out_includes and
3135 prune_unused_types calls.
3137 2003-03-03 Jason Merrill <jason@redhat.com>
3139 * tree-inline.c (find_builtin_longjmp_call): Save and restore
3140 lineno and input_filename.
3141 (find_alloca_call): Likewise.
3142 (inlinable_function_p): Run the langhook earlier.
3144 * calls.c (compute_argument_addresses): Give the new MEMs a
3145 minimum alignment of PARM_BOUNDARY.
3147 2003-03-03 J"orn Rennecke <joern.rennecke@superh.com>
3149 * config/sh/sh.h (EXTRA_SPECS): Add subtarget_asm_relax_spec and
3150 subtarget_asm_isa_spec.
3151 (SUBTARGET_ASM_RELAX_SPEC, SUBTARGET_ASM_ISA_SPEC): Define.
3152 (ASM_SPEC): Define as SH_ASM_SPEC.
3153 (SH_ASM_SPEC): New; take the role of ASM_SPEC, but safe from svr4.h.
3154 Use subtarget_asm_relax_spec and subtarget_asm_isa_spec.
3155 * config/sh/elf.h (ASM_SPEC): Use SH_ASM_SPEC.
3156 (SUBTARGET_ASM_ISA_SPEC): Undef / define.
3158 * sh.h (OVERRIDE_OPTIONS): Set default values for align_loops
3159 and align_jumps if not set.
3160 Force align_jumps to be at least 2.
3161 When relaxing, force align_functions to be at least the maximum of
3162 align_loops, align_jumps and 4.
3163 * sh.c (find_barrier, barrier_align): Honour align_jumps_log.
3164 (sh_loop_align): Honour align_loops_log.
3166 * sh.md (length attribute): Use prev_nonnote_insn instead of PREV_INSN
3167 to check for indirect_jump_scratch.
3168 (indirect_jump_scratch): Add second set.
3169 * sh.c (output_far_jump): Use prev_nonnote_insn instead of PREV_INSN
3170 when looking for indirect_jump_scratch.
3171 Extract scratch register taking new structure of indirect_jump_scratch
3173 (gen_block_redirect): Set INSN_SCOPE for indirect_jump_scratch.
3175 2003-03-03 Jan Hubicka <jh@suse.cz>
3177 * calls.c (rtx_for_function_call): Take the address as an argument
3178 (expand_call): Do not modify the expression.
3180 * toplev.c (rest_of_compilation): Avoid cfg_cleanup calls when not
3183 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3185 * config/h8300/h8300.md (*ixorsi3_zext_hi): Restrict to
3186 TARGET_H8300H and TARGET_H8300S.
3188 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3190 * config/h8300/h8300.md (a peephole2): New.
3192 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3194 * config/h8300/h8300.md (*extzv_8_8): Use shorter code when
3195 operands[0] and operands[1] are different.
3197 2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
3199 * reload1.c (reload_cse_move2add): Remove variable success.
3201 2003-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3203 * ggc-common.c (ggc_rlimit_bound): Cast RLIM_INFINITY to avoid
3206 2003-03-02 Richard Henderson <rth@redhat.com>
3208 * configure.in (HAVE_AS_LTOFFX_LDXMOV_RELOCS): New ia64 test.
3209 * config.in, configure: Rebuild.
3210 * config/ia64/ia64.c (ia64_ld_address_bypass_p): Accept lo_sum.
3211 * config/ia64/ia64.md (load_symptr): Use high/lo_sum for the
3212 paired ldtoffx and ldxmov annotations.
3213 (load_symptr_internal1): Remove.
3214 (load_symptr_high, load_symptr_low): New.
3216 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
3218 * c-incpath.c (add_path): Fix sysp assignment.
3220 2003-03-02 Kurt Garloff <garloff@suse.de>
3222 * params.def: Introduce parameter max-inline-insns-rtl for
3223 a separate limit for the RTL inliner.
3224 * params.h: Likewise.
3225 * integrate.c (function_cannot_inline_p): Use it.
3226 * toplev.c (decode_f_option): Set multiple parameters
3227 controlling inlining with -finline-limit.
3228 * params.def: Fix orthographic and typographic errors.
3229 * doc/invoke.texi: Document parameters controlling inlining
3230 and the way -finline-limit sets multiple of them.
3232 * tree.h (struct tree_decl): Introduce inlined_function_flag,
3233 recording whether the function became eligible for inlining
3234 by a compiler flag rather than the declaration.
3235 Provide DID_INLINE_FUNC macro to access it.
3236 * c-decl.c (grokdeclarator): Set DID_INLINE_FUNC.
3237 * cp/decl.c (grokfndecl): Likewise.
3238 * toplev.c (rest_of_compilation): Likewise.
3239 * cp/optimize (maybe_clone_body): Copy DID_INLINE_FUNC.
3240 * print-tree.c (print_node): Report it.
3241 * params.def: Introduce new max-inline-insns-auto limit.
3242 * params.h: Likewise.
3243 * tree-inline.c (inlinable_function_p): Apply it to functions
3244 with DID_INLINE_FUNC set.
3245 * toplev.c (decode_f_option): Initialize it from -finline-limit
3247 * doc/invoke.texi: Document new parameter.
3249 2003-03-02 Geoffrey Keating <geoffk@apple.com>
3251 * fix-header.c (read_scan_file): Don't reference simplify_path.
3253 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
3255 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't enable
3256 min/max instructions by default as may result in reload errors.
3258 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
3260 * config/m68hc11/m68hc11.md ("mulqi3"): Allow address register to
3261 avoid reload problems; define split for it.
3263 2003-03-02 Stephane Carrez <stcarrez@nerim.fr>
3265 * config/m68hc11/m68hc11.c (m68hc11_shift_operator): New function.
3266 * config/m68hc11/m68hc11-protos.h (m68hc11_shift_operator): Declare.
3267 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register.
3268 * config/m68hc11/m68hc11.md ("rotrhi3", "rotlhi3"): New patterns for
3269 rotatert and rotate.
3270 ("rotrhi3_const", "rotlhi3_const"): Rename of old 'rotrhi3' insns.
3271 ("*rotrhi3", "*rotlhi3"): New insn pattern for non-const rotatert.
3272 ("*rotrhi3_addr"): New split for shift insns on address register.
3273 ("*lshrhi3", "*ashrhi3", "*ashlhi3_2"): Use new split.
3274 * config/m68hc11/larith.asm (___rotlhi3): New asm function.
3275 (___rotrhi3): Likewise.
3276 * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Build them.
3278 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
3280 * toplev.c (aux_base_name): Moved from toplev.h.
3281 (filename): Constify.
3282 (lang_dependent_init): Don't duplicate name.
3283 (process_options): Set aux_base_name here, not...
3284 (do_compile): ...here. Change protoype.
3285 (toplev_main): Move some code from do_compile.
3286 * toplev.h: Remove aux_base_name.
3288 2003-03-02 Kazu Hirata <kazu@cs.umass.edu>
3290 * config/h8300/h8300-protos.h: Add a prototype for
3292 * config/h8300/h8300.c (print_operand): Handle 'c'.
3293 (iorxor_operator): New.
3294 * config/h8300/h8300.h (PREDICATE_CODES): Add iorxor_operator.
3295 * config/h8300/h8300.md (*iorhi3_zext): Remove.
3296 (*iorsi3_zexthi): Likewise.
3297 (*iorsi3_zextsi): Likewise.
3298 (*xorhi3_zextqi): Likewise.
3299 (*xorsi3_zexthi): Likewise.
3300 (*xorsi3_zextsi): Likewise.
3301 (*ixorhi3_zext): New.
3302 (*ixorsi3_zext_qi): Likewise.
3303 (*ixorsi3_zext_hi): Likewise.
3305 2003-03-02 Neil Booth <neil@daikokuya.co.uk>
3307 * c-incpath.c (remove_component_p, simplify_path): Move back to
3309 (remove_duplicates): Use cpp_simplify_path.
3310 * c-incpath.h (simplify_path): Remove.
3311 * c-lex.c: Don't include c-incpath.h.
3312 (init_c_lex): Remove simplify_path.
3313 * cppfiles.c (remove_component_p, cpp_simplify_path): Restore.
3314 (find_or_create_entry, validate_pch): Revert.
3316 2003-03-02 Ashif Harji <asharji@uwaterloo.ca>
3318 * gcc.c (default_compilers): Add -no-integrated-cpp flag to invoke
3319 an external cpp during compilation.
3320 (option_map): Likewise.
3321 * objc/lang-specs.h (default_compilers): Similarly.
3322 * doc/invoke.texi: Document -no-integrated-cpp flag.
3324 2003-03-02 Kazu Hirata <kazu@cs.umass.edu>
3326 * config/h8300/h8300.md (zero_extendqisi2): Change to an
3328 (*zero_extendqisi2_h8300): New.
3329 (*zero_extendqisi2_h8300hs): New.
3330 (two splitters): New.
3332 2003-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3334 * fp-bit.h (float_to_usi): Fix condition wrapping prototype.
3336 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
3338 * config/h8300/h8300.md (a peephole2): Remove dead code.
3340 2003-03-01 Roger Sayle <roger@eyesopen.com>
3343 * builtin-types.def (DEF_FUNCTION_TYPE_VAR_3): New macro.
3344 (BT_FN_INT_CONST_STRING_VALIST_ARG,
3345 BT_FN_INT_STRING_CONST_STRING_VALIST_ARG,
3346 BT_FN_INT_CONST_STRING_CONST_STRING_VALIST_ARG,
3347 BT_FN_INT_STRING_SIZE_CONST_STRING_VALIST_ARG,
3348 BT_FN_INT_STRING_CONST_STRING_VAR,
3349 BT_FN_INT_CONST_STRING_CONST_STRING_VAR,
3350 BT_FN_INT_STRING_SIZE_CONST_STRING_VAR): New built-in types.
3351 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2,
3352 ATTR_NONNULL_3): Also include the nothrow attribute.
3353 (sprintf, scanf, sscanf, vprintf, vsprintf, snprintf,
3354 vsnprintf, vscanf, vsscanf): Don't define attributes here.
3355 * builtins.def (putchar, puts): Make full C89 built-ins.
3356 (snprintf, sprintf, scanf, sscanf, vprintf, vscanf,
3357 vsscanf, vsnprintf, vsprintf): New built-ins.
3358 * c-common.c (c_common_nodes_and_builtins): Handle new macro
3359 DEF_FUNCTION_TYPE_VAR_3.
3361 * doc/extend.texi: Document these new built-in functions.
3363 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
3365 * config/h8300/h8300.md (a peephole2): New.
3367 2003-03-01 Richard Earnshaw <rearnsha@arm.com>
3369 * predict.c (estimate_bb_frequencies): Correctly set
3370 real_values_initialized after initialization.
3372 2003-03-01 Neil Booth <neil@daikokuya.co.uk>
3374 * Makefile.in (C_AND_OBJC_OBJS, c-incpath.o, c-lex.o, LIBCPP_OBJS,
3375 cppinit.o, cppdefault.o, fix-header): Update.
3376 * c-incpath.c: New file.
3377 * c-incpath.h: New file.
3378 * c-lex.c: Include c-incpath.h.
3379 (init_c_lex): Register path simplifier.
3380 * c-opts.c: Include cppdefault.h and c-incpath.h.
3381 (TARGET_SYSTEM_ROOT, verbose, iprefix, sysroot, std_inc,
3382 std_cxx_inc, quote_chain_split, add_prefixed_path): New.
3383 (COMMAND_LINE_OPTIONS): Add more options from cpplib.
3384 (missing_arg, c_common_decode_option): Handle them.
3385 (c_common_post_options): Register include chains.
3386 (print_help): Update.
3387 * cppdefault.h (struct default include): Update.
3388 Move some macros to ...
3389 * cppdefault.c: ... here.
3390 (cpp_include_defaults): Add extra field add_sysroot.
3391 * cppfiles.c (include_file, search_from, find_or_create_entry,
3392 cpp_included, find_include_file, remap_filename): Update for
3393 renaming of search_path to cpp_path, and of the chain headers.
3394 (remove_component_p, _cpp_simplify_pathname): Move to c-incpath.c.
3395 * cpphash.h (struct search_path): Move to cpplib.h.
3396 (struct cpp_buffer, struct cpp_reader): Update.
3397 (_cpp_simplify_pathname): Remove.
3398 * cppinit.c: Don't include prefix.h and cppdefault.h.
3399 (INO_T_EQ, INO_T_COPY, path_include, append_include_chain,
3400 remove_dup_dir, remove_dup_nonsys_dirs, remove_dup_dirs,
3401 init_standard_includes, BRACKET, SYSTEM, AFTER, no_dir,
3402 no_pth, cpp_handle_options): Remove.
3403 (struct pending_option): Remove chain members.
3404 (cpp_destroy, cpp_read_main_file, COMMAND_LINE_OPTIONS,
3405 cpp_handle_option): Update.
3406 * cpplib.h (struct cpp_path, cpp_set_include_chains): New.
3407 (struct cpp_options): Remove quote_include, bracket_include,
3408 include_prefix, include_prefix_len, verbose, ignore_srcdir,
3409 no_standard_includes, no_standard_cplusplus_includes.
3410 (struct cpp_callbacks): Add simplify_path.
3411 (cpp_handle_options): Remove.
3412 * fix-header.c: Include c-incpath.h.
3413 (read_scan_file): Update to use c-incpath functionality.
3414 * doc/passes.texi: Update.
3416 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
3418 * config/h8300/h8300.c (bit_operand): Accept MEM only if it
3419 satisfies EXTRA_CONSTRAINT 'U'.
3421 2003-03-01 Kazu Hirata <kazu@cs.umass.edu>
3423 * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Take a scratch
3425 (*tst_extzv_memqi_1_n): Change to a splitter.
3426 (a peephole2): Update.
3428 2003-03-01 Richard Earnshaw <rearnsha@arm.com>
3430 * predict.c (estimate_bb_frequencies): Initialize the sreal
3431 constants once per compilation.
3433 2003-02-28 Richard Henderson <rth@redhat.com>
3435 * toplev.c (flag_eliminate_unused_debug_types): Enable by default.
3437 2003-02-28 scott snyder <snyder@fnal.gov>
3439 * flags.h: Add flag_eliminate_unused_debug_types.
3440 * toplev.c: Add flag_eliminate_unused_debug_types.
3441 (f_options): Add -feliminate-unused-debug-types.
3442 * dwarf2out.c (struct file_table): Add emitted member.
3443 (splice_child_die): Fix the parent pointer for the child being
3445 (lookup_filename): Maintain file_table.emitted array. Don't
3446 output .file directive here.
3447 (maybe_emit_file): (new)
3448 (init_file_table): Set up file_table.emitted.
3449 (dwarf2out_source_line): Use maybe_emit_file.
3450 (dwarf2out_start_source_file): Use maybe_emit_file.
3451 (dwarf2out_init): Use maybe_emit_file.
3452 (prune_unused_types_walk_attribs): (new)
3453 (prune_unused_types_mark): (new)
3454 (prune_unused_types_walk): (new)
3455 (prune_unused_types_prune): (new)
3456 (prune_unused_types): (new)
3457 (dwarf2out_finish): Call prune_unused_types if
3458 flag_eliminate_unused_debug_types is set.
3459 * doc/invoke.texi (Option Summary): Add
3460 -feliminate-unused-debug-types.
3461 (Debugging Options): Likewise.
3463 2003-02-28 Geoffrey Keating <geoffk@apple.com>
3465 * doc/invoke.texi: Change .pch to .gch.
3466 * cppfiles.c (open_file_pch): Likewise.
3467 * gcc.c (default_compilers): Likewise.
3469 2003-02-28 Aldy Hernandez <aldyh@redhat.com>
3471 * floatlib.c: Remove.
3473 2003-02-28 Jason Merrill <jason@redhat.com>
3475 * stor-layout.c (variable_size): Leave a "minus 1" outside the
3478 2003-02-28 David Edelsohn <edelsohn@gnu.org>
3480 * config/rs6000/power4.md: Add compare bypass.
3482 2003-02-28 Jason Thorpe <thorpej@wasabisystems.com>
3484 * config/netbsd.h: Update copyright years.
3485 (NETBSD_CPP_SPEC): Define _REENTRANT and _PTHREADS if
3486 -pthread is specified on the command line.
3488 2003-02-28 Dale Johannesen <dalej@apple.com>
3490 * loop.c (struct movable): Add insert_temp, shrink savemode.
3491 (scan_loop): Accept invariants that require copying; mark as
3493 (combine_movables): Don't combine insert_temp movables.
3494 (move_movables): Insert copies for insert_temp movables.
3495 Don't record the info based on regno for insert_temp's.
3497 2003-02-28 Joel Sherrill <joel@OARcorp.com>
3500 * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Ensure the
3501 this constant defaults to 1.
3503 2003-02-28 Bob Wilson <bob.wilson@acm.org>
3505 * config.gcc (xtensa-*-linux*): Add t-slibgcc-elf-ver to tmake_file.
3507 2003-02-28 Richard Earnshaw <rearnsha@arm.com>
3509 * arm.md (mulhisi3, mulhisi3addsi, mulhidi3adddi): Enable for any
3510 ARMv5e processor, not just for XScale. Instructions are predicable.
3511 (mulhisi3tb, mulhisi3bt, mulhisi3tt): New patterns for ARMv5e.
3513 2003-02-28 Nick Clifton <nickc@redhat.com>
3515 * config/arm/arm.c (note_invalid_constants): Change parameter type
3518 2003-02-28 Kazu Hirata <kazu@cs.umass.edu>
3520 * config/h8300/h8300.md (*tst_extzv_bitqi_1_n): Accept the
3522 (*tst_extzv_memqi_1_n): Likewise.
3525 2003-02-28 Richard Sandiford <rsandifo@redhat.com>
3527 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Wrap in
3530 2003-02-28 Jan Hubicka <jh@suse.cz>
3532 * combine.c (gen_lowpart_for_combine): Update handling of
3534 * flow.c (life_analysis, mark_used_regs): Likewise.
3535 * regclass.c (subregs_of_mode): Turn into single bitmap.
3536 (cannot_change-mode_set_regs, invalid_mode_change_p): Update
3537 dealing with subregs_of_mode
3538 * regs.h (subregs_of_mode): Update prototype.
3540 2003-02-28 Josef Zlomek <zlomekj@suse.cz>
3542 * emit-rtl.c (set_reg_attrs_for_parm): New function.
3543 * rtl.h (set_reg_attrs_for_parm): New exported function.
3544 * function.c (assign_parms): Use set_reg_attrs_for_parm instead of
3545 set_reg_attrs_from_mem.
3547 2003-02-27 Roger Sayle <roger@eyesopen.com>
3548 Zack Weinberg <zack@codesourcery.com>
3550 * gcc.c (do_spec_1): Treat %U like %u for unique associations.
3552 2003-02-27 Kazu Hirata <kazu@cs.umass.edu>
3554 * reload1.c (sext_for_mode): Remove.
3555 (reload_cse_move2add): Use trunc_int_for_mode instead of
3557 (move2add_note_store): Likewise.
3558 Reset register information if we see a set in non-integer
3561 2003-02-27 David Edelsohn <edelsohn@gnu.org>
3563 * config/rs6000/aix43.h (ASM_SPEC): Only emit -mppc64 if no -mcpu
3565 (ASM_CPU_SPEC): Use -m620 for Power3, Power4, 620, 630.
3566 * config/rs6000/aix51.h: Same.
3567 * config/rs6000/aix52.h: Same.
3568 * config/rs6000/power4.md: Additional VMX bypasses.
3570 2003-02-27 Geert Bosch <bosch@gnat.com>
3572 * toplev.c (print_version): Add indentation for GGC heuristics and
3573 output after printing version information.
3575 2003-02-27 James E Wilson <wilson@tuliptree.org>
3577 * combine.c (simplify_comparison): Require integral mode when
3578 permuting SUBREG with AND.
3580 2003-02-27 Steve Ellcey <sje@cup.hp.com>
3582 * config/ia64/hpux.h (STARTFILE_PREFIX_SPEC): Remove.
3584 2003-02-27 Nick Clifton <nickc@redhat.com>
3586 * config/arm/arm.md (extendsfdf2): Add pattern accidentally
3587 deleted when cirrus instructions were added.
3589 2003-02-27 Jason Thorpe <thorpej@wasabisystems.com>
3591 * config.gcc (*-*-netbsd[2-9]*, *-*-netbsdelf[2-9]*): Enable
3592 POSIX thread support by default.
3594 2003-02-27 Roger Sayle <roger@eyesopen.com>
3596 * config/i386/cygwin.h: Don't include any other files directly.
3597 * config/i386/mingw32.h: Don't include cygwin.h directly.
3598 * config.gcc (cygwin, mingw32, uwin): Instead make these files
3599 explicit in the tm_files variable.
3601 2003-02-27 Alan Modra <amodra@bigpond.net.au>
3603 * config/rs6000/rs6000.md: Add TI constant splitter.
3605 2003-02-26 Alexandre Oliva <aoliva@redhat.com>
3607 * builtins.c (purge_builtin_constant_p): Handle subreg of
3610 * function.c (assign_stack_local_1): Truncate constant added to
3611 frame_pointer_rtx or virtual_stack_vars_rtx for Pmode.
3613 2003-02-26 David Edelsohn <edelsohn@gnu.org>
3615 * config.gcc: Add power4 to PowerPC with_cpu list.
3617 2003-02-26 Jan Hubicka <jh@suse.cz>
3619 * objc-act.c: (mark_referenced_methods): Fix compilation problem.
3621 2003-02-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3623 * gcov-dump.c (print_prefix): Fix signedness warning.
3624 * gcov-io.h (struct counter_section, struct counter_section_data): New.
3625 (struct function_info): n_arc_counts field removed, n_counter_sections,
3626 counter_sections fields added.
3627 (struct gcov_info): arc_counts, n_arc_counts fields removed,
3628 n_counter_sections, counter_sections fields added.
3629 * libgcov.c (gcov_exit, __gcov_flush): Add support for multiple
3631 * profile.h (MAX_COUNTER_SECTIONS): New.
3632 (struct section_info): New.
3633 (struct profile_info): count_instrumented_edges,
3634 count_edges_instrumented_now fields removed, n_sections, section_info
3636 (find_counters_section): Declare.
3637 * profile.c (struct function_list): count_edges field removed,
3638 n_counter_sections, counter_sections fields added.
3639 (set_purpose, label_for_tag, build_counter_section_fields,
3640 build_counter_section_value, build_counter_section_data_fields,
3641 build_counter_section_data_value, build_function_info_fields,
3642 build_function_info_value, build_gcov_info_fields,
3643 build_gcov_info_value): New static functions.
3644 (find_counters_section): New function.
3645 (instrument_edges, get_exec_counts, compute_branch_probabilities,
3646 branch_prob, create_profiler): Modified to support multiple profile
3649 2003-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3651 * pa.c (compute_frame_size): Don't assume PREFERRED_STACK_BOUNDARY
3652 is 8 * STACK_BOUNDARY.
3653 * pa.h (PREFERRED_STACK_BOUNDARY): Change to 128 on 64-bit port.
3655 2003-02-26 Michael Matz <matz@suse.de>
3657 * ra-colorize.c (merge_moves): Fix list handling.
3659 2003-02-26 Nick Clifton <nickc@redhat.com>
3661 * config/arm/arm.c (is_load_address): Rename to...
3662 (arm_memory_load_p) ... this and make it check for SUBREGs and
3663 constant loads that will be converted into loads from the
3665 (is_cirrus_insn): Rename to ...
3666 (arm_cirrus_insn_p): ... this, for consistency. Replace test
3667 of CIRRUS_NO with CIRRUS_NOT.
3668 (cirrus_reorg): Use renamed functions.
3669 (note_invalid_constants): Change from a void function to bool.
3670 Add an extra parameter, saying whether the fixups should be
3671 pushed. Return true if fixups are needed.
3672 (arm_reorg): Use renamed functions. Use INSN_P. Replace test
3673 of CIRRUS_NO with CIRRUS_NOT.
3674 * config/arm/arm.h (FLOAT_WORDS_BIG_ENDIAN): Mention that
3675 other floating point co-processors can also affect this.
3676 * config/arm/arm.md ("type" attribute): Add mav_farith and
3677 mav_dmult. Replace references to "cirrus_type" attribute with
3679 * config/arm/cirrus.md ("cirrus_fpu" attribute): Delete.
3680 ("cirrus_type" attribute): Delete - use "type" instead.
3681 ("cirrus" attribute): Replace 'no' with 'not' and 'yes' with
3684 2003-02-25 Jan Hubicka <jh@suse.cz>
3686 * objc-act.c: Include cgraph.h
3687 (mark_referenced_methods): New function.
3688 (objc_init): Call it.
3689 * objc-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Set.
3691 * c-decl.c (finish_function): Honor can_defer_p even in unit-at-a-time
3694 * optabs.c (expand_fix): Do not widen the input operand.
3696 * expr.c (emit_group_store): Fix crash when converting single
3697 register into complex register.
3699 * Makefile.in (jump.o, regclass.o, alias.o): Add dependency on timevar.h
3700 * alias.c: Include timevar.h
3701 (init_alias_analysis): Set timevar
3702 * jump.c: Include timevar.h
3703 (rebuild_jump_labels): Set timevar
3704 * regcalss.c: Include timevar.h
3705 (reg_scan): Set timevar
3706 * timevar.def (TV_ALIAS_ANALYSIS, TV_REG_SCAN, TV_REBUILD_JUMP): New
3708 2003-02-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3710 * cse.c (count_reg_usage): Fix handling of REG_EQUAL notes.
3712 * Makefile.in (loop-unroll.o): New.
3713 * cfgloop.h (UAP_PEEL, UAP_UNROLL, UAP_UNROLL_ALL): New.
3714 (unroll_and_peel_loops): Declare.
3715 * alias.c (init_alias_analysis): Flag_unroll_loops renamed to
3716 flag_old_unroll_loops.
3717 * loop.c (loop_invariant_p): Ditto.
3718 * unroll.c (unroll_loop): Flag_unroll_all_loops renamed to
3719 flag_old_unroll_all_loops.
3720 * flags.h (flag_unroll_loops): Renamed to flag_old_unroll_loops.
3721 (flag_unroll_all_loops): Renamed to flag_old_unroll_all_loops.
3722 * params.def (PARAM_MAX_UNROLLED_INSNS): Default value changed.
3723 (PARAM_MAX_AVERAGE_UNROLLED_INSNS, PARAM_MAX_UNROLL_TIMES,
3724 PARAM_MAX_PEELED_INSNS, PARAM_MAX_PEEL_TIMES,
3725 PARAM_MAX_COMPLETELY_PEELED_INSNS, PARAM_MAX_COMPLETELY_PEEL_TIMES,
3726 PARAM_MAX_ONCE_PEELED_INSNS): New.
3727 * toplev.h (flag_old_unroll_loops, flag_old_unroll_all_loops): New.
3728 (flag_unroll_loops, flag_unroll_all_loops): Used for new unroller
3730 (flag_peel_loops): New.
3731 (lang_independent_options): The new flags added.
3732 (rest_of_compilation): Call new unroller.
3733 (process_options): Setup flags for coexistence of old and new unroller.
3734 * doc/invoke.texi: Document new options.
3735 * doc/passes.texi: Document new unroller pass.
3737 2003-02-26 David Billinghurst <David.Billinghurst@riotinto.com>
3739 * fixinc/fixincl.x: Regenerate
3741 2003-02-26 Josef Zlomek <zlomekj@suse.cz>
3743 * function.c (assign_parms): Set reg_attrs for parameters passed in
3746 2003-02-26 Alan Modra <amodra@bigpond.net.au>
3749 * tlink.c (scan_linker_output): Drop leading '.' from symbol names.
3751 2003-02-25 David Edelsohn <edelsohn@gnu.org>
3753 * config/rs6000/xcoff.h (ASM_FILE_START): Do not emit machine
3756 2003-02-25 Roger Sayle <roger@eyesopen.com>
3758 * combine.c (combine_simplify_rtx, simplfy_comparison): Use CC0_P.
3759 * cse.c (invalidate_skipped_set): Likewise.
3760 * integrate.c (subst_constants): Likewise.
3761 * jump.c (reversed_comparison_code_parts): Likewise.
3762 * loop.c (canonicalize_condition): Likewise.
3763 * simplify-rtx.c (simplify_relational_operation): Likewise.
3765 2003-02-25 Roger Sayle <roger@eyesopen.com>
3767 * builtins.def (DEF_LIB_ALWAYS_BUILTIN, DEF_UNUSED_BUILTIN): Delete.
3768 (abs, labs, fabs, fabsf, fabsl, abort, exit, _exit, _Exit): Use
3769 the appropriate macro to define built-in function.
3770 (fmod,fmodf,fmodl): New built-in functions.
3772 * doc/extend.texi (fmod,fmodf,fmodl): Document new built-ins.
3774 2003-02-25 Richard Henderson <rth@redhat.com>
3776 * config/i386/i386.c (function_arg): Pass variable sized
3777 structures correctly on the stack.
3779 2003-02-25 Kazu Hirata <kazu@cs.umass.edu>
3781 * reload1.c (reload_cse_move2add): Use STRICT_LOW_PART if PLUS
3782 does not reduce the cost of SET.
3784 2003-02-25 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3787 * config/rs6000/rs6000.c (first_reg_to_save): Handle
3788 PIC_OFFSET_TABLE_REGNUM for -fPIC too.
3789 (rs6000_emit_prologue): Likewise.
3790 (rs6000_emit_epilogue): Likewise.
3791 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Make
3792 PIC_OFFSET_TABLE_REGNUM a fixed register for -fPIC.
3794 2003-02-25 Richard Henderson <rth@redhat.com>
3796 * real.c (real_to_integer2): Force overflow result only for
3799 2003-02-25 Kazu Hirata <kazu@cs.umass.edu>
3801 * gcse.c (cprop_jump): Revert the 2003-02-23 change.
3803 2003-02-25 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
3804 Richard Henderson <rth@redhat.com>
3806 * sched-ebb.c (add_deps_for_risky_insns): Add the dependence when
3807 there is no similar load.
3809 2003-02-25 Vladimir Makarov <vmakarov@redhat.com>
3810 Richard Henderson <rth@redhat.com>
3812 * sched-int.h (INSN_TRAP_CLASS, WORST_CLASS): Move them from
3814 (add_forward_dependence): New function prototype.
3816 * sched-rgn.c (INSN_TRAP_CLASS, WORST_CLASS): Move them to
3818 (CONST_BASED_ADDRESS_P, may_trap_exp, haifa_classify_insn): Move
3819 them to haifa-sched.c.
3821 * haifa-sched.c (CONST_BASED_ADDRESS_P, may_trap_exp,
3822 haifa_classify_insn): Move them from sched-rgn.c.
3824 * sched-deps.c (add_dependence): Return flag of creating a new
3826 (add_forward_dependence): New function.
3827 (compute_forward_dependences): Use the function.
3829 * sched-ebb.c (earliest_block_with_similiar_load): New function.
3830 (add_deps_for_risky_insns): New function.
3831 (schedule_ebb): Call the function.
3833 2003-02-20 Aldy Hernandez <aldyh@redhat.com>
3835 * doc/tm.texi: Document Rename TARGET_VECTOR_TYPES_COMPATIBLE to
3836 TARGET_VECTOR_OPAQUE_P. Document accordingly.
3838 * testsuite/gcc.dg/20030218-1.c: Check that initialization of
3841 * c-typeck.c (comptypes): Change call to vector_types_compatible
3843 (convert_for_assignment): Call vector_opaque_p instead of
3844 vector_types_compatible.
3845 (really_start_incremental_init): Disallow initialization of opaque
3848 * target-def.h: Remove TARGET_VECTOR_TYPES_COMPATIBLE.
3849 Define TARGET_VECTOR_OPAQUE_P.
3850 (TARGET_INITIALIZER): Same.
3852 * target.h (struct gcc_target): Remove vector_types_compatible.
3853 Add vector_opaque_p.
3855 * config/rs6000/rs6000.c (rs6000_spe_vector_types_compatible):
3857 (is_ev64_opaque_type): Check for TARGET_SPE and make sure type is
3858 a vector type. Change return type to bool.
3859 (TARGET_VECTOR_TYPES_COMPATIBLE): Remove.
3860 (TARGET_VECTOR_OPAQUE_P): Define.
3862 * cp/parser.c (cp_parser_init_declarator): Call vector_opaque_p
3865 (cp_parser_init_declarator): Fix typo in function comments.
3867 2003-02-25 Jan Hubicka <jh@suse.cz>
3869 * Makefile.in (lcm.o): Add dependency on function.h
3870 * lcm.c (function.h): Include.
3871 * i386.c (machine_function, ix86_stack_locals,
3872 * ix86_save_varrargs_registers) : Move to
3874 * i386.h (machine_function, ix86_stack_locals,
3875 ix86_save_varrargs_registers): ... here; add optimize_mode_switching
3876 (ix86_optimize_mode_switching): New.
3877 * i386.md (fix patterns): Set ix86_optimize_mode_switching
3879 2003-02-25 Nick Clifton <nickc@redhat.com>
3881 * config/d30v/d30v.c (d30v_init_cumulative_args): Fix typo. Name
3882 of fourth arg is 'fndecl' not 'indirect'. Update comment
3883 describing the function's parameters.
3885 2003-02-24 Jan Hubicka <jh@suse.cz>
3887 * combine.c (simplify_shift_const): Fix previous patch.
3889 2003-02-24 Jeff Law <law@redhat.com>
3891 * i386.md (testdi_1_rex64): Discourage reload from using the %eax
3893 (testsi_1, testhi_1, testqi_1): Likewise.
3895 2003-02-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3897 * config/alpha/osf.h (TARGET_OS_CPP_BUILTINS): Rename
3898 __EXTERN_PREFIX to __PRAGMA_EXTERN_PREFIX.
3899 * doc/extend.texi (Tru64 Pragmas): Reflect this.
3901 * fixinc/inclhack.def (alpha___extern_prefix): Indicate #pragma
3902 extern_prefix support for Tru64 UNIX V5 <sys/stat.h>.
3903 * fixinc/fixincl.x: Regenerate.
3904 * fixinc/tests/base/sys/stat.h [ALPHA___EXTERN_PREFIX_CHECK]: New
3906 Fixes PR c/5059, c/6126, other/9671.
3908 2003-02-24 Roger Sayle <roger@eyesopen.com>
3910 * gcc.c (do_spec_1) ['{']: Handle pending argument upon return
3911 from handle_braces in "%{...}".
3913 2003-02-24 Kaz Kojima <kkojima@gcc.gnu.org>
3915 * config/sh/sh.c (TARGET_HAVE_TLS): Conditionally define.
3916 (prepare_move_operands): Handle TLS operands.
3917 (tls_symbolic_operand): New.
3918 (nonpic_symbol_mentioned_p): Handle TLS UNSPECs.
3919 (legitimize_pic_address): Do nothing for the TLS symbol.
3920 (sh_encode_section_info): Handle TLS case.
3921 (sh_strip_name_encoding): Drop TLS encoding.
3922 * config/sh/sh-protos.h (tls_symbolic_operand): Add prototype.
3923 * config/sh/sh.h (SH_TLS_ENCODING): Define.
3924 (TLS_SYMNAME_P, STRIP_TLS_ENCODING): Likewise.
3925 (ASM_OUTPUT_LABELREF): Drop TLS encoding.
3926 (OUTPUT_ADDR_CONST_EXTRA): Handle TLS UNSPECs.
3927 * config/sh/sh.md: Define TLS UNSPEC constants.
3928 (type): Add tls_load.
3929 ("tls_global_dynamic", "tls_local_dynamic"): New insns.
3930 ("sym2DTPOFF", "symDTPOFF2reg", "sym2GOTTPOFF"): New expanders.
3931 ("tls_initial_exec"): New insn.
3932 ("sym2TPOFF", "symTPOFF2reg"): New expanders.
3933 ("load_gbr"): New insn.
3935 * configure.in (HAVE_AS_TLS): Add sh-*-* and sh[34]*-*-* cases.
3936 * configure: Regenerate.
3938 2003-02-24 Alan Modra <amodra@bigpond.net.au>
3941 * calls.c (store_one_arg): Revert 1999-02-16 change. Revert
3942 2000-12-17 change. Pass EXPAND_STACK_PARM to expand_expr.
3943 * expr.h (enum expand_modifier): Define EXPAND_STACK_PARM.
3944 (enum block_op_methods): Reorder for better store_expr optimization.
3945 * expr.c (store_expr): Test bit 1 of "want_value" for call param
3946 stores, test bit 0 for original want_value meaning. Pass
3947 BLOCK_OP_CALL_PARM to emit_block_move when bit 1 set. Adjust
3948 recursive calls, and calls to expand_param.
3949 (expand_expr): Handle EXPAND_STACK_PARM modifier. When cse
3950 expected, set target to 0 rather than to subtarget. Formatting.
3952 2003-02-23 Kazu Hirata <kazu@cs.umass.edu>
3954 * gcse.c (cprop_jump): Use the REG_EQUAL note if available.
3956 2003-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3958 * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Document
3959 new default behavior.
3960 * ggc-common.c: Include sys/resource.h.
3961 (ggc_rlimit_bound): New function.
3962 (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Update
3963 defaults to account for rlimits.
3965 2003-02-22 Richard Henderson <rth@redhat.com>
3967 * i386.c, i386.h (TUNEMASK): Rename from CPUMASK.
3969 2003-02-22 Kelley Cook <kelley@dwhoops.info>
3971 * i386.h, i386.c, i386.md (ix86_tune): Rename from ix86_cpu.
3972 (ix86_tune_string): Rename from ix86_cpu_string.
3974 2003-02-22 Kelley Cook <kelleycook@comcast.net>
3976 * config/i386/i386.c: Replace "mcpu" with "mtune".
3977 * config/i386/i386.h (TARGET_OPTIONS): Likewise.
3978 (CC1_CPU_SPEC): Likewise. New warning for "-mcpu".
3979 * doc/invoke.texi (i386 and x86-64 Options): Replace "mcpu"
3980 with "mtune". Note that "mcpu" is a deprecated synonym for "mtune".
3982 2003-02-23 Andreas Schwab <schwab@suse.de>
3984 * config.gcc: Delete references to m68k/t-linux and
3986 * config/m68k/t-linux, config/m68k/t-linux-aout: Removed.
3988 2003-02-22 Jan Hubicka <jh@suse.cz>
3990 * toplev.c (rest_of_compilation): Apply fotgotten hunk
3991 of track scheduling patch.
3993 2003-02-22 Jan Hubicka <jh@suse.cz>
3995 * config/linux.h (TARGET_HAS_F_SETLKW): Define.
3996 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Likewise
3998 2003-02-22 Jan Hubicka <jh@suse.cz>
4000 * c-decl.c (c_expand_body_1): Fix.
4002 2003-02-22 Jan Hubicka <jh@suse.cz>
4004 * expmed.c (expand_divmod): Undo sign extensions for unsigned operands
4006 * cfgcleanup.c (try_forward_edges): Don't check loop structures
4007 when not optimizing.
4008 (cleanup_cfg): Do not iterate trought delete_trivially_dead_insns
4010 * toplev.c (rest_of_compilation): Duplicate loop headers only when
4011 optimizing; Delete trivially dead insns early; fix optimize check.
4013 * Makefile.in (c-decl.o, c-objc-common.o, cgraph.o, tree-inline.o): Add
4014 dependency on cgraph.h
4015 * c-decl.c: Include cgraph.h
4016 (finish_function): Update call of tree_inlinable_function_p.
4017 * c-objc-common.c: Include cgraph.h
4018 * cgraph.h: New file.
4019 * cgraphunit.c: New file.
4020 * cgraph.c (cgraph_node, cgraph_edge): Move into cgraph.h
4021 (cgraph_nodes, cgraph_n_nodes): Globalize.
4022 (cgraph_finalize_function, cgraph_finalize_compilation_unit
4023 cgraph_create_edges, cgraph_optimize, cgraph_mark_needed_node):
4024 Move into cgraphunit.c
4025 * tree-inline.c: Include cgraph.h
4026 * tree-inline.c: Include cgraph.h
4028 2003-02-22 Josef Zlomek <zlomekj@suse.cz>
4030 * config/i386/i386.md: Use gen_lowpart instead of gen_rtx_REG
4031 for copying a register.
4033 2003-02-22 Steven Bosscher <s.bosscher@student.tudelft.nl>
4036 * toplev.c (process_options): If flag_detailed_statistics is set,
4037 then set time_report as well.
4040 * jump.c (never_reached_warning): Don't fall through BARRRIER
4041 insns. Update comments to reflect what the function really does.
4043 2003-02-21 Roger Sayle <roger@eyesopen.com>
4045 * fold-const.c (omit_one_operand): No longer static.
4046 * tree.h (omit_one_operand): Prototype here.
4047 (div_and_round_double): Keep fold-const.c prototypes together.
4048 * builtins.c (builtin_mathfn_code): Handle binary built-in
4049 funtions, such as "pow" and "atan2".
4050 (fold_builtin): Optimize both pow(x,0.0) and pow(1.0,y) to 1.0.
4051 Simplify optimizations using "type" the builtin's return type.
4053 2003-02-22 Hans-Peter Nilsson <hp@axis.com>
4055 * config/cris/cris.c (cris_rtx_costs): Blockify dangling else.
4056 Fix functionalization typo.
4058 * regmove.c (optimize_reg_copy_1): Do not replace a hard register
4061 2003-02-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4063 * Makefile.in (ggc-common.o): Depend on $(PARAMS_H)
4064 * doc/invoke.texi (ggc-min-expand, ggc-min-heapsize): Update
4066 * ggc-common.c: Include params.h
4067 (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic,
4068 init_ggc_heuristics): New functions.
4069 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic,
4070 init_ggc_heuristics): Prototype.
4071 * toplev.c (print_version): Output GGC heuristics.
4072 (parse_options_and_default_flags): Call init_ggc_heuristics.
4074 2003-02-22 Jan Hubicka <jh@suse.cz>
4076 * i386.c (def_builtin): Special case 64bit builtins.
4077 (MASK_SSE164, MASK_SSE264): New constants.
4078 (builtin_description): Add 64bit builtins.
4079 (ix86_init_mmx_sse_builtins): Likewise.
4080 * i386.h (enum ix86_builtins): Likewise.
4081 * i386.md (cvtss2siq, cvttss2siq, cvtsd2siq, cvttsd2siq, cvtsi2sdq,
4082 sse2_movq2dq_rex64, sse2_movsq2q_rex64): New.
4083 (sse2_movq2dq, sse2_movsq2q): Disable for 64bit.
4084 * mmintrin.h (_mm_cvtsi64x_si64, _mm_set_pi64x, _mm_cvtsi64_si64x): New.
4085 * xmmintrin.h (_mm_cvtss_si64x, _mm_cvttss_si64x, _mm_cvtsi64x_ss,
4086 _mm_set_epi64x, _mm_set1_epi64x, _mm_cvtsd_si64x, _mm_cvttsd_si64x,
4087 _mm_cvtsi64x_sd, _mm_cvtsi64x_si128, _mm_cvtsi128_si64x): New.
4089 2003-02-22 Jan Hubicka <jh@suse.cz>
4091 * i386.c (builtin_description): Add __builtin_ia32_paddq and
4092 __builtin_ia32_psubq. Fix __builtin_ia32_paddq128
4093 and __builtin_ia32_psubq128.
4094 * i386.h (IX86_BUILTIN_PADDQ, IX86_BUILTIN_PSUBQ): New.
4095 * i386.md (addv*, mmx_ior*, mmx_xoe*, mmx_and*): Add missing '%'.
4096 (mmx_adddi3, mmx_subdi3): New.
4097 * mmintrin.h (_mm_add_si64, _mm_sub_si64): New.
4098 * xmmintrin.h (_mm_movepi64_pi64): New.
4099 (_mm_add_epi64, _mm_sub_epi64): fix.
4100 (_mm_mul_pu16): Rename to...
4101 (_mm_mul_su32): ... this one.
4103 * builtins.c (expand_builtin_expect): Do not predict
4104 flag_guess_branch_prob is not set.
4105 * c-semantics.c (expand_stmt): Likewise.
4106 * predict.c (predict_insn): Likewise.
4107 * stmt.c (expand_continue_loop): Likewise.
4108 * toplev.c (rest_of_compilation): Do not call
4109 note_prediction_to_br_prob and note_prediction_to_br_prob
4110 when not optimizing.
4112 2003-02-21 Jan Hubicka <jh@suse.cz>
4114 * cfgrtl.c (commit_edge_insertions): Call
4115 find_many_sub_basic_block only when some code has been emitted.
4116 (commit_edge_insertions_watch_calls): Bring into sync with
4117 commit_edge_insertions
4119 2003-02-21 J"orn Rennecke <joern.rennecke@superh.com>
4121 * sh.h (OVERRIDE_OPTIONS): Fix code that clears 'e' register class.
4123 * sh.md (binary_sf_op): Use extra constant operand instead of
4124 negating constant operand 4.
4125 * sh.c (sh_expand_binop_v2sf): Supply it.
4127 2003-02-21 Zack Weinberg <zack@codesourcery.com>
4129 * cpphash.h (struct lexer_state): Add directive_wants_padding.
4130 * cpplib.c (_cpp_handle_directive): Set directive_wants_padding
4131 for directives of type INCL.
4132 (glue_header_name, parse_include): Use get_token_no_padding.
4133 * cppmacro.c (replace_args): If directive_wants_padding,
4134 provide padding tokens.
4136 2003-02-21 Kazu Hirata <kazu@cs.umass.edu>
4138 * config/h8300/h8300.md (a peephole2): New.
4140 2003-02-21 Jan Hubicka <jh@suse.cz>
4142 * cfgrtl.c (commit_one_edge_insertion): Only mark BB for splitting.
4143 (commit_edge_insertions): Call find_many_sub_basic_blocks
4145 * reg-stack.c (convert_regs): Cleax aux for blocks.
4147 2003-02-21 Jan Hubicka <jh@suse.cz>
4149 * toplev.c (parse_options_and_default_flags): Undo accidental commit.
4151 2003-02-21 Glen Nakamura <glen@imodulo.com>
4153 PR optimization/8613
4154 * builtins.c (expand_builtin): Emit postincrements before expanding
4157 2003-02-21 Ben Elliston <bje@redhat.com>
4160 * doc/install.texi (Configuration): Explain using $HOME instead of
4161 the ~ metacharacter when referring to home directories.
4163 2003-02-20 Alexandre Oliva <aoliva@redhat.com>
4165 * configure.in (TARGET_SYSTEM_ROOT): Set default to
4166 ${exec_prefix}/${target_alias}/sys-root. Match explicit
4167 '${exec_prefix}' (in addition to the expansion thereof) as
4169 * configure: Rebuilt.
4171 2003-02-20 Kazu Hirata <kazu@cs.umass.edu>
4173 * config/h8300/h8300.md (addhi3_incdec): Change the name to
4175 (addsi3_incdec): Change the name to *addsi3_incdec.
4177 2003-02-20 Roger Sayle <roger@eyesopen.com>
4179 * explow.c (force_reg): Avoid useless REG_EQUAL notes.
4181 2003-02-20 Toon Moene <toon@moene.indiv.nluug.nl>
4184 * c-opts.c (sanitize_cpp_opts): Add Fortran front end
4185 options to be ignored.
4186 (c_common_decode_option): Ignore them when preprocessing.
4188 2003-02-20 Jan Hubicka <jh@suse.cz>
4190 * toplev.c (flag_sched2_use_superblocks, flag_sched2_use_traces): New
4192 (lang_independent_options): Add -fsched2-use-superblocks
4194 (rest_of_compilation): Deal with it.
4195 * invoke.texi (-fsched2-use-traces, fsched2-use-superblocks): Declare.
4196 * flags.h (flag_sched2_use_superblocks, flag_sched2_use_traces):
4198 * rtl.h (reg_to_stack): Update prototype.
4199 * reg-stack.c (reg_to_stack): Return when something has changed;
4200 update liveness when executing after superblock scheduling.
4202 * combine.c (simplify_shift_const): Simplify few special cases
4205 2003-02-20 David Edelsohn <edelsohn@gnu.org>
4207 * config/rs6000/rs6000.md: (attr "type"): Add fast_compare.
4208 (add.,subf.,neg.): Change attribute to fast_compare.
4209 All DFA descriptions updated.
4211 2003-02-20 Nathan Sidwell <nathan@codesourcery.com>
4213 Change base class access representation.
4214 * tree.h (TREE_VIA_PUBLIC, TREE_VIA_PROTECTED,
4215 TREE_VIA_PRIVATE): Remove.
4216 (BINFO_BASEACCESSES): New binfo elt.
4217 (BINFO_BASEACCESS): New accessor.
4218 (BINFO_ELTS): Increase.
4219 (TI_ACCESS_PUBLIC, TI_ACCESS_PROTECTED, TI_ACCESS_PRIVATE): New.
4220 (access_public_node, access_protected_node,
4221 access_private_node): New global nodes.
4222 * tree.c (build_common_tree_nodes_2): Initialize access nodes.
4223 * dbxout.c (dbxout_type): Adjust.
4224 * dwarf2out.c (gen_inheritance_die): Add access parameter.
4225 (gen_member_die): Adjust.
4226 * dwarfout.c (output_inheritance_die): ARG is array of two trees.
4227 (output_type): Adjust.
4228 * tree-dump.c (dequeue_and_dump): Adjust binfo dumping.
4230 Change base class access representation. Share virtual base
4232 * cp/call.c (build_special_member_call): Remove binfo_for_vbase
4234 * cp/class.c (build_base_path): Likewise.
4235 (build_primary_vtable): Adjust BINFO_NEW_VTABLE_MARKED use.
4236 (build_secondary_vtable): Remove FOR_TYPE arg. Adjust.
4237 (make_new_vtable): Adjust.
4238 (force_canonical_binfo_r): Delete.
4239 (force_canonical_binfo): Delete.
4240 (mark_primary_virtual_base): Delete.
4241 (dfs_unshared_virtual_bases): Delete.
4242 (mark_primary_bases): Adjust.
4243 (maybe_warn_about_overly_private_class): Adjust.
4244 (dfs_base_derived_from): Delete.
4245 (base_derived_from): Follow the inheritance chain.
4246 (struct find_final_overrider_data): Add vpath member.
4247 (dfs_find_final_overrider): Adjust.
4248 (dfs_find_final_overrider_q, dfs_find_final_overrider_post): New.
4249 (find_final_overrider): Adjust.
4250 (update_vtable_entry_for_fn): Adjust.
4251 (modify_all_vtables): Adjust.
4252 (walk_subobject_offsets): Adjust.
4253 (layout_nonempty_base_or_field): Adjust.
4254 (layout_empty_base): Remove last parameter. Adjust.
4255 (build_base_field): Adjust.
4256 (build_base_fields): Adjust.
4257 (propagate_binfo_offsets): Remove last parameter. Adjust.
4258 (dfs_set_offset_for_unshared_vbases): Delete.
4259 (layout_virtual_bases): Adjust.
4260 (finish_struct_1): Adjust.
4261 (init_class_processing): Don't init access nodes.
4262 (dfs_get_primary_binfo): Delete.
4263 (get_primary_binfo): Adjust.
4264 (dump_class_hierarchy_r): Remove most derived arg, add IGO
4266 (dump_class_hierarchy): Adjust.
4267 (finish_vtbls): Adjust.
4268 (get_original_base): Delete.
4269 (build_vtt_inits): Adjust.
4270 (dfs_build_secondary_vptr_vtt_inits): Adjust.
4271 (dfs_ctor_vtable_bases_queue_p): Adjust.
4272 (build_ctor_vtbl_group): Adjust.
4273 (dfs_accumulate_vtbl_inits): Adjust.
4274 (build_vtbl_initializer): Adjust.
4275 (build_vbase_offset_vtbl_entries): Adjust.
4276 (add_vcall_offset_vtbl_entries_1): Adjust.
4277 * cp/cp-tree.h (CPTI_ACCESS_*): Remove.
4278 (access_*_node): Remove.
4279 (CANONICAL_BINFO): Delete.
4280 (BINFO_UNSHARED_MARKED): Remove.
4281 (BINFO_MARKED): Set LANG_FLAG_0 directly.
4282 (SET_BINFO_MARKED, CLEAR_BINFO_MARKED): Delete.
4283 (BINFO_VTABLE_PATH_MARKED): Set LANG_FLAG_3 directly.
4284 (SET_BINFO_VTABLE_PATH_MARKED, CLEAR_BINFO_VTABLE_PATH_MARKED):
4286 (BINFO_NEW_VTABLE_MARKED): Set LANG_FLAG_4 directly.
4287 (SET_BINFO_NEW_VTABLE_MARKED): Adjust.
4288 (SET_BINFO_PUSHDECLS_MARKED, CLEAR_BINFO_PUSHDECLS_MARKED):
4290 (BINFO_DEPENDENT_BASE_P): New.
4291 (dfs_walk, dfs_walk_real): Queue function takes derived binfo and
4293 (markedp, unmarkedp): Adjust.
4294 (dfs_unmarked_real_bases_queue_p, dfs_marked_real_bases_queue_p,
4295 dfs_skip_vbases, marked_vtable_pathp, unmarked_vtable_pathp,
4296 find_vbase_instance, binfo_for_vbase): Delete.
4297 (copied_binfo, original_binfo): Declare.
4298 (finish_base_specifier): Add virtual_p arg.
4299 (unshare_base_binfos): Delete.
4300 (copy_base_binfos): Declare.
4301 (reverse_path): Delete.
4302 * cp/decl.c (xref_basetypes): Access and virtuality passed
4303 differently. Don't copy direct base binfos here. Call
4305 * cp/init.c (dfs_initialize_vtbl_ptrs): Adjust.
4306 (initialize_vtbl_ptrs): Adjust.
4307 (expand_member_init): Adjust.
4308 * cp/parser.c (cp_parser_base_specifier): Adjust.
4309 * cp/pt.c (instantiate_class_template): Adjust.
4310 (get_template_base_recursive): Adjust.
4311 * cp/rtti.c (get_pseudo_ti_init): Adjust.
4312 (get_pseudo_ti_desc): Adjust.
4313 * cp/tree.c (unshare_base_binfos): Rename to ...
4314 (copy_base_binfos): ... here, reimplement.
4315 (make_binfo): Set BINFO_DEPENDENT_BASE_P.
4316 (reverse_path): Remove.
4317 * cp/typeck.c (get_delta_difference): Adjust error messages.
4318 * cp/semantics.c (finish_base_specifier): Add virtual arg, adjust.
4319 * cp/search.c (lookup_base_r): Adjust.
4320 (dynamic_cast_base_recurse): Adjust.
4321 (canonical_binfo): Remove.
4322 (dfs_canonical_queue): Remove.
4323 (dfs_assert_unmarked_p): Remove.
4324 (assert_canonical_unmarked): Remove.
4325 (shared_marked_p, shared_unmarked_p): Remove.
4326 (BINFO_ACCESS, SET_BINFO_ACCESS): Use TREE_PUBLIC & TREE_PRIVATE.
4327 (dfs_access_in_type): Adjust.
4328 (access_in_type): Adjust.
4329 (dfs_accessible_queue_p): Adjust.
4330 (dfs_accessible_p): Adjust.
4331 (is_subobject_of_p_1, is_subobject_of_p): Remove.
4332 (struct lookup_field_info): Remove from_dep_base_p field.
4333 (lookup_field_queue_p): Adjust, test BINFO_DEPENDENT_BASE_P.
4334 (lookup_field_r): Remove dependent base code.
4335 (lookup_member): Likewise.
4336 (dfs_walk, dfs_walk_real): Add access arg to queue fn.
4337 (dfs_unmarked_real_bases_queue_p): Remove.
4338 (dfs_marked_real_bases_queue_p): Remove.
4339 (dfs_skip_vbases): Remove.
4340 (dfs_get_pure_virtuals): Adjust.
4341 (markedp, unmarkedp): Adjust.
4342 (marked_vtable_pathp, unmarked_vtable_pathp): Remove.
4343 (marked_pushdecls_p, unmarked_pushdecls_p): Adjust.
4344 (dfs_unmark): Adjust.
4345 (dfs_get_vbase_types):Remove.
4346 (dfs_build_inheritance_graph_order): Remove.
4347 (get_vbase_types): Remove
4348 (dfs_find_vbase_instance): Remove.
4349 (find_vbase_instance): Remove.
4350 (dfs_debug_unmarkedp): Adjust.
4351 (dependent_base_p): Remove.
4352 (dfs_push_type_decls): Adjust.
4353 (dfs_push_decls): Adjust.
4354 (dfs_no_overlap_yet): Adjust.
4355 (copied_binfo): New function.
4356 (original_binfo): New function.
4357 (binfo_for_vbase): Remove.
4359 Change base class access representation.
4360 * java/class.c (set_super_info): Don't set TREE_VIA_PUBLIC.
4361 (add_interface_do): Likewise.
4363 2003-02-20 David Edelsohn <edelsohn@gnu.org>
4365 * config/rs6000/sysv4.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
4366 * config/rs6000/power4.md (power4-store,power4-vecstore): New
4368 (power4-fpstore): Compact.
4370 2003-02-20 Kazu Hirata <kazu@cs.umass.edu>
4372 * config/h8300/h8300.md (*iorsi3_w): New.
4374 2003-02-20 Josef Zlomek <zlomekj@suse.cz>
4376 * combine.c (distribute_notes): Kill REG_EXEC_COUNT.
4377 * rtl.c (reg_note_name): Likewise.
4378 * rtl.h (enum reg_note): Likewise.
4379 * doc/invoke.texi: Likewise.
4380 * doc/rtl.texi: Likewise.
4382 2003-02-20 Josef Zlomek <zlomekj@suse.cz>
4384 * bb-reorder.c (find_traces_1_round): Fix comment typo.
4386 2003-02-19 Roger Sayle <roger@eyesopen.com>
4388 * fold-const.c (fold_real_zero_addition_p): Don't fold a zero
4389 addition in the presence of signaling NaNs.
4391 2003-02-19 Krister Walfridsson <cato@df.lth.se>
4393 * tm.texi (INIT_CUMULATIVE_ARGS): Fix typo.
4395 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
4397 * config/h8300/h8300.c (output_logical_op): Optimize or.l when
4398 ORing with 0xffff??00 with the highest bit of the ?? part set.
4399 (compute_logical_op_length): Update.
4400 (compute_logical_op_cc): Likewise.
4402 2003-02-19 Josef Zlomek <zlomekj@suse.cz>
4404 * bb-reorder.c (find_traces_1_round): Fixed condition for small
4405 destination block with multiple predecessors.
4406 (connect_traces): Check whether the block is a start of trace.
4408 2003-02-19 Jan Hubicka <jh@suse.cz>
4410 * calls.c (expand_call): Update call of INIT_CUMULATIVE_ARGS
4411 * function.c (assign_params): Likewise.
4412 * arm-protos.h (arm_init_cumulative_args): Update prototype.
4413 * arm.c (arm_init_cumulative_args): Update function.
4414 * arm.h (INIT_CUMULATIVE_ARGS): Update.
4415 * avr-protos.h (init_cumulative_args): Update prototype.
4416 * avr.c (init_cumulative_args): Update function.
4417 * avr.h (INIT_CUMULATIVE_ARGS): Update.
4418 * d30v-protos.h (d30v_init_cumulative_args): Update prototype.
4419 * d30v.c (d30v_init_cumulative_args): Update function.
4420 * d30v.h (INIT_CUMULATIVE_ARGS): Update.
4421 * frv-protos.h (frv_init_cumulative_args): Update prototype.
4422 * frv.c (frv_init_cumulative_args): Update function.
4423 * frv.h (INIT_CUMULATIVE_ARGS): Update.
4424 * mips.c (mips_expand_prolgue): Update call of INIT_CUMULATIVE_ARGS.
4425 * pa.h (INIT_CUMULATIVE_ARGS): Update.
4426 * sparc-protos.h (init_cumulative_args): Update prototype.
4427 * sparc.c (init_cumulative_args): Update function.
4428 * sparc.h (INIT_CUMULATIVE_ARGS): Update.
4429 * tm.texi (INIT_CUMULATIVE_ARGS): Update documentation.
4431 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
4433 * config/h8300/h8300.md (*iorsi3_two_qi_sext): New.
4434 (*ashiftsi_sextqi_7): Likewise.
4436 2003-02-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4438 * config/mips/iris6.h (TARGET_OS_CPP_BUILTINS): Define __c99 for
4441 * fixinc/inclhack.def (irix___restrict): Don't change __restrict
4442 for C++ on IRIX 6.5.1[89].
4443 * fixinc/tests/base/internal/sgimacros.h: New file.
4445 * fixinc/inclhack.def (irix_wcsftime): Use XPG5 variant for C99.
4446 * fixinc/tests/base/internal/wchar_core.h: New file.
4448 * fixinc/inclhack.def (irix_socklen_t): Fix broken IRIX 6.5.1[78]
4449 socklen_t definition.
4450 * fixinc/fixincl.x: Regenerate.
4451 * fixinc/tests/base/sys/socket.h: New file.
4452 Fixes PR libgcj/9652.
4454 2003-02-19 Jan Hubicka <jh@suse.cz>
4456 * i386.md (movsfcc_1, movdfcc_1): Fix constrains.
4458 2003-02-19 David Edelsohn <edelsohn@gnu.org>
4460 * config/rs6000/rs6000.c (rs6000_override_options): Initialize
4461 align_jumps_max_skip and align_loops_max_skip.
4463 2003-02-19 Thierry Moreau <thierry.moreau@connotech.com>
4465 * config/rs6000/rs6000.c (rs6000_encode_section_info): Do not
4466 test size if named section.
4468 2003-02-19 Daniel Jacobowitz <drow@mvista.com>
4470 * expr.c (expand_expr): Use gen_int_mode for the argument
4473 2003-02-19 Jan Hubicka <jh@suse.cz>
4475 * i386.md (cosxf2): Fix conditional.
4477 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
4479 * config/h8300/h8300.md (extendqisi2): Change to an expander.
4480 (*extendqisi2_h8300): New.
4481 (*extendqisi2_h8300hs): Likewise.
4483 2003-02-19 Kazu Hirata <kazu@cs.umass.edu>
4485 * config/h8300/h8300-protos.h: Update the prototype for
4486 split_adds_subs. Remove the prototypes for
4487 const_int_le_2_operand and const_int_le_6_operand.
4488 * config/h8300/h8300.c (split_adds_sub): Don't output inc/dec.
4489 (const_int_le_2_operand): Remove.
4490 (const_int_le_6_operand): Likewise.
4491 * config/h8300/h8300.h (PREDICATE_CODES): Remove the entries
4492 for const_int_le_2_operand and const_int_le_6_operand.
4493 * config/h8300/h8300.md: Update all uses of split_adds_subs.
4496 2003-02-18 Jan Hubicka <jh@suse.cz>
4498 * cgraph.c (NPREDECESORC, SET_NPREDECESORS): Kill.
4499 (cgraph_expand_function): Rewrite.
4501 2003-02-18 Matt Austern <austern@apple.com>
4503 * toplev.c, langhooks.c, langhooks-def.h: Move
4504 write_global_declarations from toplev.c to langhooks.c.
4506 2003-02-18 Kazu Hirata <kazu@cs.umass.edu>
4508 * config/h8300/h8300.c (general_operand_src): Always check
4510 (general_operand_dst): Likewise.
4512 2003-02-18 Roger Sayle <roger@eyesopen.com>
4514 * convert.c (convert_to_real): Also optimize (float)log(x) into
4515 logf(x) where x is a float, i.e. also handle BUILT_IN_LOG{,L}.
4517 2003-02-18 Kaz Kojima <kkojima@gcc.gnu.org>
4519 * config/sh/sh.c (unspec_caller_rtx_p): New.
4520 (sh_cannot_copy_insn_p): New.
4521 (TARGET_CANNOT_COPY_INSN_P): New.
4523 2003-02-18 Richard Henderson <rth@redhat.com>
4525 * c-common.c (handle_used_attribute): Accept static data too.
4527 2003-02-18 Nick Clifton <nickc@redhat.com>
4528 Aldy Hernandez <aldyh@redhat.com>
4530 * testsuite/gcc.dg/20030218-1.c: New.
4532 * doc/tm.texi: Document TARGET_VECTOR_TYPES_COMPATIBLE.
4534 * target-def.h (TARGET_INITIALIZER): Add
4535 TARGET_VECTOR_TYPES_COMPATIBLE.
4536 (TARGET_VECTOR_TYPES_COMPATIBLE): New macro.
4538 * target.h (struct gcc_target): Add field vector_types_compatible.
4540 * c-typeck.c (comptypes): Take into account
4541 TARGET_VECTOR_TYPES_COMPATIBLE.
4542 (convert_for_assignment): Same.
4544 * config/rs6000/rs6000.c (is_ev64_opaque_type): New.
4545 (rs6000_spe_vector_types_compatible): New.
4546 (TARGET_VECTOR_TYPES_COMPATIBLE): Define.
4548 2003-02-19 Andreas Schwab <schwab@suse.de>
4550 * Makefile.in (toplev.o): Depend on $(LANGHOOKS_DEF_H).
4551 * toplev.c: Include langhooks-def.h.
4553 2003-02-18 Chris Demetriou <cgd@broadcom.com>
4555 * config/mips/mips.h (enum processor_type): Sort entries
4557 * config/mips/mips.md (define_attr cpu): Sync with processor_type
4558 enum values, including adding entries that were missing.
4560 2003-02-18 J"orn Rennecke <joern.rennecke@superh.com>
4562 * sh.c (calc_live_regs): Also check GET_CODE when checking if
4563 initial value for PR_REG is still the PR_REG register.
4565 2003-02-18 Jim Wilson <wilson@redhat.com>
4567 * config/ia64/ia64.md (floatdidf2, floatdisf2): Add %, before second
4568 instruction in output template.
4569 (bsp_value): Change output template from string to C code, add %,
4570 before actual instruction.
4571 (flushrs): Mark as not predicable.
4573 2003-02-18 Krister Walfridsson <cato@df.lth.se>
4575 * inclhack.def (netbsd_bogus_semicolon): New fix.
4576 * fixincl.x: Rebuilt.
4577 * tests/base/ctype.h: Update.
4579 2003-02-18 Roger Sayle <roger@eyesopen.com>
4581 * fold-const.c (negate_expr_p): New function to determine whether
4582 an expression can be negated cheaply.
4583 (fold) [MINUS_EXPR]: Use it to determine whether to transform
4584 -A - B into -B - A for floating point types.
4586 2003-02-18 Roger Sayle <roger@eyesopen.com>
4588 * sbitmap.c (sbitmap_resize): New function.
4589 * sbitmap.h (sbitmap_resize): Prototype here.
4590 * recog.c (split_all_insns): Use sbitmap_resize.
4592 2003-02-18 Kazu Hirata <kazu@cs.umass.edu>
4594 * config/h8300/h8300.md (*zero_extendhisi2_h8300): Fix the
4596 (extendqisi2): Likewise.
4597 (*extendhisi2_h8300): Likewise.
4599 2003-02-18 Matt Austern <austern@apple.com>
4601 * langhooks.h, langhooks-def.h: introduce new langhook,
4602 final_write_globals, with write_global_declarations as default.
4603 * toplev.c: Move invocation of wrapup_global_declarations from
4604 compile_file to new function, write_global_declarations. Change
4605 compile_file to use final_write_globals hook. Change
4606 wrapup_global_declarations so writing to DECL_DEFER_OUTPUT is
4609 2003-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4611 * pa.md: Correct and enhance comment.
4613 2003-02-18 Geoffrey Keating <geoffk@apple.com>
4615 * gcc.c (validate_switches): Don't scan past closing '}'.
4617 2003-02-18 Ben Elliston <bje@redhat.com>
4620 * doc/extend.texi (Function Attributes): Document the effect of
4621 the C++ "this" parameter on the counting of arguments for the
4622 "format" and "format_arg" attributes.
4624 2003-02-17 Aldy Hernandez <aldyh@redhat.com>
4626 * config/rs6000/spe.h (__ev_stdd): Cast 2nd arg.
4630 2003-02-17 Jan Hubicka <jh@suse.cz>
4632 * recog.c (split_all_insns): Fix memory overflow.
4634 2003-02-17 Kazu Hirata <kazu@cs.umass.edu>
4636 * config/h8300/h8300.md (cmpqi): Remove mode from compare.
4638 (*cmphi_h8300): Likewise.
4639 (*cmphi_h8300hs): Likewise.
4641 (7 peephole2): Likewise.
4643 2003-02-16 Jan Hubicka <jh@suse.cz>
4645 * c-typeck.c (build_c_cast): Fold constant variables into
4648 2003-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4650 * doc/install.texi (Specific): Fix link for m68k-att-sysv.
4651 (Binaries): Ditto for Sinix/Reliant Unix.
4653 2003-02-16 Richard Earnshaw <rearnsha@arm.com>
4655 * arm.c (arm_reload_in_hi): Ensure that the scratch register does
4656 not overlap the final result register.
4658 2003-02-16 Arend Bayer <arend.bayer@web.de>
4659 Richard Henderson <rth@redhat.com>
4662 * fold-const.c (extract_muldiv_1): Rename from extract_muldiv;
4663 rearrange mult arguments for less recursion.
4664 (extract_muldiv): New. Prevent runaway recursion.
4666 2003-02-16 Danny Smith <dannysmith@users.sourceforge.net>
4668 * config/i386/cygwin.h (TARGET_SUBTARGET_DEFAULT): Set
4671 2003-02-15 Roger Sayle <roger@eyesopen.com>
4673 * config/i386/i386.c (x86_ext_80387_constants): Use 80387 insns
4674 to load mathematical constants on K6, Athlon, Pentium 4 and PPro.
4675 (ext_80387_constants_table): Global table of 80387 special constants
4676 guarded by ext_80387_constants_init flag when not initialized.
4677 (init_ext_80387_constants): New function to initialize this table.
4678 (standard_80387_constant_p): Extend to recognize extra 80387
4679 constants, in XFmode, on processors where this is a win.
4680 (standard_80387_constant_opcode): New function to return the
4681 opcode associated with standard_80387_constant_p.
4682 (standard_80387_constant_rtx): New function to return the XFmode
4683 CONST_DOUBLE associated with standard_80387_constant_p.
4684 (ix86_rtx_costs): Give the new constants the same cost as 1.0.
4686 * config/i386/i386-protos.h (standard_80387_constant_opcode):
4688 (standard_80387_constant_rtx): Likewise.
4690 * config/i386/i386.md (*movsf1, *movsf1_nointerunit, *movdf_nointeger,
4691 *movdf_integer, *movxf_nointeger, *movtf_nointeger, *movxf_integer,
4692 *movtf_integer): Simplify using new standard_80387_constant_opcode.
4694 2003-02-15 Geoffrey Keating <geoffk@apple.com>
4696 * doc/invoke.texi (Optimize Options): Correct @option syntax.
4698 2003-02-15 Richard Henderson <rth@redhat.com>
4700 * Makefile.in (cfglayout.o): Depend on TARGET_H.
4701 * cfglayout.c: Include target.h.
4702 (cfg_layout_can_duplicate_bb_p): Check targetm.cannot_copy_insn_p.
4703 * target-def.h (TARGET_CANNOT_COPY_INSN_P): New.
4704 * target.h (struct gcc_target): Add cannot_copy_insn_p.
4706 * config/alpha/alpha.c (alpha_cannot_copy_insn_p): New.
4707 (TARGET_CANNOT_COPY_INSN_P): New.
4708 (override_options): Revert 2003-02-08 hack.
4710 2003-02-15 Richard Henderson <rth@redhat.com>
4712 * gcse.c (bypass_block): Use BLOCK_FOR_INSN for resolving LABEL_REFs.
4713 (bypass_conditional_jumps): Accept computed_jump_p insns as well.
4715 2003-02-15 David Edelsohn <edelsohn@gnu.org>
4717 * config/rs6000/rs6000.h (processor_type): Add PPC440.
4718 * config/rs6000/rs6000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4719 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4720 TARGET_SCHED_VARIABLE_ISSUE): Define.
4721 (rs6000_use_dfa_pipeline_interface): New function.
4722 (rs6000_multipass_dfa_lookahead): New Function.
4723 (rs6000_variable_issue): New function.
4724 (rs6000_adjust_cost): Add CMP and DELAYED_CR types.
4725 (rs6000_issue_rate): Add PPC440.
4726 * config/rs6000/rs6000.md (unspec list): Correct typo.
4727 (attr "type"): Add load_ext, load_ext_u, load_ext_ux, load_u,
4728 store_ux, store_u, fpload_ux, fpload_u, fpstore_ux, fpstore_u,
4729 cmp, delayed_cr, mfcr, mtcr.
4730 (automata_option): Set "ndfa".
4731 (extendMMNN2): Update attributes.
4732 (movcc_internal1): Discourage move to non-cr0. Update
4734 (movMM_update): Update attributes.
4735 (cmpMM_internal): Update attributes.
4736 (sCC CR materialization): Update attributes.
4737 (branch patterns): Do not discourage non-cr0.
4738 (cr logical patterns): Prefer destructive register allocation.
4740 (movesi_from_cr): Update attribute.
4741 (mtcrf_operation): Update attribute.
4742 (mtcrfsi): Update attribute.
4743 * config/rs6000/40x.md: New file.
4744 * config/rs6000/603.md: New file.
4745 * config/rs6000/6xx.md: New file.
4746 * config/rs6000/7450.md: New file.
4747 * config/rs6000/7xx.md: New file.
4748 * config/rs6000/mpc.md: New file.
4749 * config/rs6000/power4.md: New file.
4750 * config/rs6000/rios1.md: New file.
4751 * config/rs6000/rios2.md: New file.
4752 * config/rs6000/rs64.md: New file.
4753 [Some DFA descriptions based on work by Michael Hayes]
4755 2003-02-15 Richard Henderson <rth@redhat.com>
4757 * bb-reorder.c (find_traces_1_round): Don't connect easy to copy
4758 successors with multiple predecessors.
4759 (connect_traces): Try harder to copy traces of length 1.
4761 * function.h (struct function): Add computed_goto_common_label,
4762 computed_goto_common_reg.
4763 * function.c (free_after_compilation): Zap them.
4764 * stmt.c (expand_computed_goto): Use them to produce one
4765 indirect branch per function.
4767 2003-02-15 Richard Henderson <rth@redhat.com>
4769 * cfgcleanup.c: Include params.h.
4770 (try_crossjump_bb): Use PARAM_MAX_CROSSJUMP_EDGES. Fix test for
4771 too many outgoing edges from a block.
4772 * Makefile.in (cfgcleanup.o): Depend on PARAMS_H.
4773 * params.def (max-crossjump-edges): New.
4774 * doc/invoke.texi: Document it.
4776 2003-02-15 Richard Henderson <rth@redhat.com>
4778 * recog.c (split_all_insns): Include new blocks in life update;
4779 do a global life update.
4781 2003-02-15 Danny Smith <dannysmith@users.sourceforge.net>
4783 * config/i386/mingw32.h (LIBGCC_SPEC): Add libmingwex.a.
4785 * config/i386/cygwin.h (LIBGCC_SPEC): Add libmingwex.a for
4788 2003-02-14 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
4790 PR optimization/7702
4791 * reload1.c (reload_cse_simplify_set): Honor
4792 CANNOT_CHANGE_MODE_CLASS.
4794 2003-02-14 Alexandre Oliva <aoliva@redhat.com>
4796 * config/mn10300/mn10300.c (mn10300_wide_const_load_uses_clr): New
4798 * config/mn10300/mn10300-protos.h: Declare it.
4799 * config/mn10300/mn10300.md (movdi, movdf): Use it to compute
4800 attribute cc of instructions that may use clr.
4802 2003-02-14 Kazu Hirata <kazu@cs.umass.edu>
4804 * simplify-rtx.c (simplify_binary_operation): Simplify ~y when
4805 (x - (x & y)) is found.
4807 2003-02-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4809 * configure.in: Fix typo.
4810 * configure: Regenerate.
4812 2003-02-14 Kazu Hirata <kazu@cs.umass.edu>
4814 * config/h8300/h8300.md (*iorsi2_and_1_lshiftrt_1): New.
4816 2003-02-13 Adam Nemet <anemet@lnxw.com>
4819 * combine.c: Fix spelling in comment.
4820 (cached_nonzero_bits): New function.
4821 (cached_num_sign_bit_copies): New function.
4822 (nonzero_bits_with_known): New macro.
4823 (num_sign_bit_copies_with_known): New macro.
4824 (nonzero_bits1): Rename from nonzero_bits. Add three new
4825 arguments. Change calls from nonzero_bits to
4826 nonzero_bits_with_known.
4827 (num_sign_bit_copies1): Rename from num_sign_bit_copies. Add
4828 three new arguments. Change calls from num_sign_bit_copies to
4829 num_sign_bit_copies_with_known.
4830 (nonzero_bits): New macro.
4831 (num_sign_bit_copies): New macro.
4832 (update_table_tick): Don't traverse identical subexpression more
4834 (get_last_value_validate): Likewise.
4836 2003-02-13 Zack Weinberg <zack@codesourcery.com>
4838 * emit-rtl.c (init_emit): Use ggc_alloc for regno_reg_rtx.
4839 * function.h (struct emit_status): Length of regno_pointer_align
4840 and x_regno_reg_rtx as seen by gengtype is only x_reg_rtx_no,
4841 not regno_pointer_align_length (i.e. length actually used, not
4842 length as allocated)
4844 * config/i386/i386.c (struct stack_local_entry): New.
4845 (struct machine_function): Replace huge array with alist.
4846 (assign_386_stack_local): Change to match.
4848 2003-02-13 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
4850 * inclhack.def (hpux_long_double): Tighten select and add bypass
4852 * fixincl.x: Rebuilt.
4854 2003-02-13 Josef Zlomek <zlomekj@suse.cz>
4856 * cfgcleanup.c (outgoing_edges_match): When there is single outgoing
4857 edge and block ends with a jump insn it must be simple jump.
4859 2003-02-13 Daniel Jacobowitz <drow@mvista.com>
4861 * Makefile.in (PREPROCESSOR_DEFINES): Add
4862 @TARGET_SYSTEM_ROOT_DEFINE@.
4863 * configure.in (PREFIX_INCLUDE_DIR): Don't define if $with_sysroot
4864 is specified or if building a cross compiler.
4865 (TARGET_SYSTEM_ROOT_DEFINE): Add TARGET_SYSTEM_ROOT_RELOCATABLE
4866 if the sysroot is under $exec_prefix.
4867 * configure: Regenerated.
4868 * cppdefault.h: Use native include paths if TARGET_SYSTEM_ROOT is
4870 (struct default_include): Add add_sysroot field.
4871 (cpp_SYSROOT): Declare.
4872 * cppdefault.c (cpp_include_defaults): Fill in add_sysroot
4874 (cpp_SYSROOT): New variable.
4875 * cppinit.c (cpp_create_reader): Initialize
4876 CPP_OPTION (pfile, sysroot).
4877 (init_standard_includes): Handle add_sysroot. Do not
4878 add unrelocated copies of relocated directories.
4879 (COMMAND_LINE_OPTIONS): Add -isysroot.
4880 (cpp_handle_option): Handle -isysroot.
4881 * cpplib.h (struct cpp_options): Add sysroot member.
4882 * gcc.c (The Specs Language): Update description of %I.
4883 (target_system_root_changed): New variable.
4884 (process_command): Conditionalize make_relative_prefix call
4885 on !VMS and TARGET_SYSTEM_ROOT_RELOCATABLE. Set
4886 target_system_root_changed.
4887 (do_spec_1): Add -isysroot to %I.
4888 * doc/invoke.texi (Spec Files): Update description of %I.
4889 * doc/install.texi (--with-sysroot): Update comment about
4892 2003-02-13 Kazu Hirata <kazu@cs.umass.edu>
4894 * config/h8300/h8300.md (a peephole2): New.
4896 2003-02-13 Robert Lipe <robertlipe@usa.net>
4897 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4899 * doc/install.texi (Specific): Update three SCO-related URLs.
4901 2003-02-13 Andreas Schwab <schwab@suse.de>
4903 * cgraph.c (SET_NPREDECESORS): Add intermediate cast to size_t.
4904 Parenthesize properly.
4905 (NPREDECESORS): Parenthesize properly.
4907 2003-02-13 Gabriel Dos Reis <gdr@integrable-solutions.net>
4909 * timevar.h (POP_TIMEVAR_AND_RETURN): New macro.
4911 2003-02-12 Roger Sayle <roger@eyesopen.com>
4913 * config/i386/i386.md (UNSPEC_FPATAN): New UNSPEC constant.
4914 (atan2sf3, atan2df3, atan2xf3, atan2tf3): New patterns.
4916 * reg-stack.c (subst_stack_regs_pat): Add support for binary
4917 UNSPEC instructions (e.g. "fpatan").
4919 2003-02-12 Mike Stump <mrs@apple.com>
4921 * varray.c (element_size): Remove.
4924 (varray_init): Use new interface.
4925 (varray_grow): Use new interface.
4926 (varray_clear): Use new interface.
4928 2003-02-12 Aldy Hernandez <aldyh@redhat.com>
4930 * config/rs6000/spe.h: Add casts to the arguments of the following
4931 macros: evfsabs, evfsnabs, evfsneg, evfsadd, evfssub, evfsmul,
4932 evfsdiv, evfscfui, evfscfsi evfscfuf evfscfsf, evfsctui, evfsctsi,
4933 evfsctuf, evfsctsf, evfsctuiz, evfsctsiz, __ev_get_upper*,
4934 __ev_get_lower*, __ev_get_u32, __ev_get_s32, __ev_get_fs,
4935 __ev_get_u16, __ev_get_s16.
4937 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
4939 * config/h8300/h8300.md (a peephole2): New.
4941 2003-02-12 Jan Hubicka <jh@suse.cz>
4943 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-unit-at-a-time
4944 (OBJS): Add callgraph.o
4946 * c-decl.c (expand_body_1): Break out from ...
4947 (expand_body): This one; change calling convention
4948 (finish_function): Move some of expand_body logic here.
4949 (c_expand_deferred_function): Update call of expand_body
4950 (c_expand_stmt): Use c_expand_body_1.
4951 * c-lang.c (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Define.
4952 * c-objc-commin.c (c_objc_common_finish_file): Use callgraph code.
4953 * c-tree.h (c_expand_body): Declare.
4954 * callgraph.c: New file.
4955 * flags.h (flag_unit_at_a_time): Declare.
4956 * langhooks.h (LANG_HOOKS_CALLGRAPH_LOWER_FUNCTION,
4957 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION,
4958 LANG_HOOKS_CALLGRAPH_INITIALIZER): New macros.
4959 * langhooks.h (struct lang_hooks_for_callgraph): New.
4960 (struct lang_hooks): Add callgraph field.
4961 * toplev.c (flag_unit_at_a_time): New.
4962 (lang_independent_options): Add flag_unit_at_a_time.
4963 (process_options): Disable unit-at-a-time mode for frontends not
4964 supporting callgraph.
4965 * tree-inline.c (typedef struct inline_data): Add "decl"
4966 (expand_call_inline): Update callgraph.
4967 (optimize_inline_calls): Set id.decl.
4968 * tree.h (cgraph_finalize_function, cgraph_finalize_compilation_unit,
4969 cgraph_create_edges, dump_cgraph, cgraph_optimize, cgraph_remove_call
4970 cgraph_calls_p): Declare.
4971 * invoke.texi (-funit-at-a-time): Document
4973 2003-02-12 Aldy Hernandez <aldyh@redhat.com>
4975 * config/rs6000/spe.h: Fix misc formatting.
4976 (__ev_create_ufix32_fs): Cast ev argument.
4977 (__ev_create_sfix32_fs): Same.
4978 (__ev_get_sfix32_fs_internal): Cast arguments to builtins.
4979 (__ev_get_ufix32_fs_internal): Same.
4981 2003-02-12 Ranjit Mathew <rmathew@hotmail.com>
4983 * doc/tm.texi (MODIFY_JNI_METHOD_CALL): Document.
4984 * config/i386/cygwin.h (MODIFY_JNI_METHOD_CALL): New macro.
4986 2003-02-12 Zack Weinberg <zack@codesourcery.com>
4988 * cpplib.c (do_include_common): Move warnings for
4989 #include_next and #import out to callers. Use early-return
4990 instead of nested ifs. Don't do check_eol here.
4991 (parse_include): Do check_eol here with the rest of the
4993 (do_include_next, do_import): Now handle warnings.
4995 2003-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4997 * doc/install.texi (Specific): Update AVR- and Darwin-related URLs.
4999 2003-02-12 Jan Hubicka <jh@suse.cz>
5001 * predict.c (estimate_probability): Fix roundoff error.
5003 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
5005 * config/h8300/h8300.md (a peephole2): Don't handle 65535.
5006 (two peephole2): New.
5008 2003-02-12 Kazu Hirata <kazu@cs.umass.edu>
5010 * config/h8300/h8300.md (several peephole2): Replace
5011 find_regno_note with peep2_reg_dead_p.
5013 2003-02-11 Richard Henderson <rth@redhat.com>
5015 * gcse.c (lookup_set): Remove unused argument PAT. Update
5018 2003-02-11 Geoffrey Keating <geoffk@apple.com>
5020 * diagnostic.c (real_abort): New.
5021 (diagnostic_report_diagnostic): Call real_abort on error.
5022 * diagnostic.h (diagnostic_abort_on_error): New.
5023 (struct diagnostic_context): Add abort_on_error field.
5024 * toplev.c (setup_core_dumping): New.
5025 (decode_d_option): Handle 'H' case.
5026 * doc/invoke.texi (Debugging Options): Document -dH.
5028 2003-02-11 Nathanael Nerode <neroden@gcc.gnu.org>
5030 * Makefile.in: Remove pointless setting of CXXFLAGS for dejagnu
5031 which refers to obsolete directories.
5033 2003-02-11 Richard Henderson <rth@redhat.com>
5035 * config/alpha/linux.h (TARGET_C99_FUNCTIONS): New.
5037 2002-10-21 Jan Hubicka <jh@suse.cz>
5039 * i386.c (contains_128bit_aligned_vector_p): New function.
5040 (ix86_function_arg_boundary): Properly align vector modes.
5042 2003-02-11 Bob Wilson <bob.wilson@acm.org>
5044 * config/xtensa/xtensa.md (set_frame_ptr): Change rtl to set reg a7.
5045 * config/xtensa/xtensa.c (xtensa_reorg): Search for UNSPECV_SET_FP
5048 2003-02-11 Roger Sayle <roger@eyesopen.com>
5050 * builtins.c: Fix failure caused by commiting wrong patch.
5052 2003-02-11 Dale Johannesen <dalej@apple.com>
5053 * ra-build.c (compare_and_free_webs): Relax checking.
5054 * config/rs6000/darwin.h (HOT_TEXT_SECTION_NAME): Define.
5055 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
5057 2003-02-11 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
5059 PR optimization/9651
5060 * rtlanal.c (may_trap_p): Handle FIX.
5062 2003-02-11 Dave Jones <davej@codemonkey.org.uk>
5064 * config/i386/i386.c (override_options): Define c3-2 as a 686 with SSE.
5065 * doc/invoke.texi: Extra alias.
5067 2003-02-11 Geoffrey Keating <geoffk@apple.com>
5069 * config/rs6000/host-darwin.c: Fix comment.
5071 2003-02-11 David Edelsohn <edelsohn@gnu.org>
5073 * config/rs6000/rs6000.md (divmodsi4): Use register_operand
5074 predicate for mod result.
5076 2003-02-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5078 * inclhack.def (hpux_long_double, hpux10_ctype_declarations1,
5079 hpux10_ctype_declarations2, hpux_ctype_macros): New hacks.
5080 * fixincl.x: Rebuilt.
5081 * tests/base/stdlib.h: Update.
5082 * tests/base/ctype.h: New file.
5084 2003-02-11 Jan Hubicka <jh@suse.cz>
5086 * emit-rtl.c (emit_copy_of_insn_after): Copy insn recog cache too.
5088 2003-02-11 Richard Henderson <rth@redhat.com>
5090 * config/i386/i386.c (ix86_expand_movstr): Fail if esi or edi
5091 appropriated as globals.
5092 (ix86_expand_clrstr): Similarly.
5093 * config/i386/i386.md (cmpstrsi): Similarly.
5095 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
5097 * config/h8300/h8300.md (a peephole2): Add a case of 255.
5099 2003-02-11 Roger Sayle <roger@eyesopen.com>
5101 * optabs.h (enum optab_index): Add new OTI_pow and OTI_atan2.
5102 (pow_optab, atan2_optab): Define corresponding macros.
5103 * optabs.c (init_optabs): Initialize pow_optab and atan2_optab.
5104 * genopinit.c (optabs): Implement pow_optab and atan2_optab
5105 using pow?f3 and atan2?f3 patterns.
5106 * builtins.c (expand_errno_check): New function to update errno
5107 if necessary, split out from expand_builtin_mathfn.
5108 (expand_builtin_mathfn): Use expand_errno_check.
5109 (expand_builtin_mathfn_2): New function to handle expanding binary
5110 math functions, reusing the code in expand_errno_check.
5111 (expand_builtin): Handle the pow and atan2 math built-ins,
5112 BUILT_IN_{POW,POWF,POWL,ATAN2,ATAN2F,ATAN2L} via the new function
5113 expand_builtin_mathfn_2.
5115 * doc/md.texi: Document new pow?f3 and atan2?f3 patterns.
5117 2003-02-11 Jan Hubicka <jh@suse.cz>
5119 * combine.c (combine_simplify_rtx): Fix folding of
5120 nested float_truncates.
5122 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
5124 * config/h8300/h8300.md (a peephole2): Fix a typo.
5126 2003-02-11 Richard Earnshaw <rearnsha@arm.com>
5128 * arm.mc (return_address_mask): Use CC_REGNUM for the condition code
5131 2003-02-11 Kazu Hirata <kazu@cs.umass.edu>
5133 * config/h8300/h8300-protos.h: Add a prototype for
5135 * config/h8300/h8300.c (gtuleu_operator): New.
5136 * config/h8300/h8300.h (PREDICATE_CODES): Add gtuleu_operator.
5137 * config/h8300/h8300.md (a peephole2): New.
5139 2003-02-11 Jan Hubicka <jh@suse.cz>
5141 * sched-ebb.c (schedule_ebbs): Do not verify_flow_info.
5143 2003-02-11 Jan Hubicka <jh@suse.cz>
5145 * predict.c (choose_function_section): Choose sections correctly.
5147 2003-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5149 * reload1.c (first_label_num): New.
5150 (reload): Index offsets_known_at and offsets_at using difference of
5151 label number and first label number. Don't use offset pointers.
5152 (set_label_offsets, set_initial_label_offsets): Likewise.
5154 2003-02-10 Roger Sayle <roger@eyesopen.com>
5156 * mips-tfile.c (init_file): Add missing initializers in the
5157 "#ifdef __alpha" case.
5158 (file_offset, max_file_offset): Declare as unsigned long.
5159 (write_varray): Cast to "unsigned long" in comparisons against
5160 either file_offset or max_file_offset.
5161 (write_object): Likewise.
5162 (read_seek): Likewise.
5163 (copy_object): Likewise. Declare "ifd" as int to match its use
5164 in add_ext_symbol, and avoid signed/unsigned conditional warning.
5166 2003-02-10 Nick Clifton <nickc@redhat.com>
5167 Aldy Hernandez <aldyh@redhat.com>
5169 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Do not
5170 override options which have been specified on the command line.
5172 2003-02-10 Kazu Hirata <kazu@cs.umass.edu>
5174 * config/h8300/h8300.md (abssf2): New.
5175 (*abssf2_h8300): Likewise.
5176 (*abssf2_h8300hs): Likewise.
5178 2003-02-10 Phil Edwards <pme@gcc.gnu.org>
5180 * tree.c (build_tree_list): Fix parameter names in comment.
5182 2003-02-10 Janis Johnson <janis187@us.ibm.com>
5184 * config/rs6000/ppc64-fp.c: New file.
5185 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
5187 2003-02-10 Josef Zlomek <zlomekj@suse.cz>
5189 * Makefile.in (bb-reorder.o): Add dependency on $(FIBHEAP_H).
5190 * bb-reorder.c (make_reorder_chain): Deleted.
5191 (make_reorder_chain_1): Deleted.
5192 (find_traces): New function.
5193 (rotate_loop): New function.
5194 (mark_bb_visited): New function.
5195 (find_traces_1_round): New function.
5196 (copy_bb): New function.
5197 (bb_to_key): New function.
5198 (better_edge_p): New function.
5199 (connect_traces): New function.
5200 (copy_bb_p): New function.
5201 (get_uncond_jump_length): New function.
5202 (reorder_basic_blocks): Use new functions (Software Trace Cache).
5203 * cfgcleanup.c (outgoing_edges_match): Enable crossjumping across loop
5206 2003-02-10 Aldy Hernandez <aldyh@redhat.com>
5208 * config/rs6000/rs6000.c (bdesc_2arg): Change spe_evxor to xorv2si3.
5210 2003-02-09 Dan Nicolaescu <dann@ics.uci.edu>
5212 * tree.h (struct tree_decl): Remove unused live_range_rtl field.
5213 (DECL_LIVE_RANGE_RTL): Remove.
5215 2003-02-10 Nick Clifton <nickc@redhat.com>
5217 * config/arm/aof.h, config/arm/aout.h, config/arm/arm-modes.def,
5218 config/arm/arm-protos.h, config/arm/arm.c, config/arm/arm.h,
5219 config/arm/arm.md, config/arm/cirrus.md, config/arm/coff.h,
5220 config/arm/conix-elf.h, config/arm/ecos-elf.h, config/arm/elf.h,
5221 config/arm/freebsd.h, config/arm/linux-elf.h,
5222 config/arm/linux-gas.h, config/arm/netbsd-elf.h,
5223 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
5224 config/arm/rtems-elf.h, config/arm/semi.h, config/arm/semiaof.h,
5225 config/arm/strongarm-coff.h, config/arm/strongarm-elf.h,
5226 config/arm/strongarm-pe.h, config/arm/uclinux-elf.h,
5227 config/arm/unknown-elf-oabi.h, config/arm/unknown-elf.h,
5228 config/arm/xscale-elf.h: Replace occurances of "GNU CC" with "GCC"
5229 and reformat as appropriate.
5231 2003-02-10 Kazu Hirata <kazu@cs.umass.edu>
5233 * config/h8300/clzsi2.c: Remove.
5234 * config/h8300/ctzsi2.c: Likewise.
5235 * config/h8300/paritysi2.c: Likewise.
5236 * config/h8300/popcountsi2.c: Likewise.
5237 * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Remove clzsi2,
5238 ctzsi2, paritysi2, and popcountsi2.
5240 2003-02-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5241 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
5244 * c-decl.c (duplicate_decls): Discard the initializer of the
5245 new decl when the types are conflicting.
5247 2003-02-10 Josef Zlomek <zlomekj@suse.cz>
5249 * Makefile.in (sreal.o): Added.
5250 (predict.o): Depends on sreal.h instead of real.h.
5251 * sreal.c: New file.
5252 * sreal.h: New file.
5253 * predict.c: Use sreal.c instead of real.c.
5255 2003-02-10 Nick Clifton <nickc@redhat.com>
5257 * Contributed support for the Cirrus EP9312 "Maverick"
5258 floating point co-processor. Written by Aldy Hernandez
5260 (config/arm/arm.c): Add Cirrus support.
5261 (config/arm/arm.h): Likewise.
5262 (config/arm/aout.h): Likewise.
5263 (config/arm/arm.md): Likewise.
5264 (config/arm/arm-protos.h): Likewise.
5265 (config.gcc): Likewise.
5266 (doc/invoke.texi): Describe new -mcpu value and new
5267 -mcirrus-fix-invalid-insns switch,
5268 (cirrus.md): New file.
5270 2003-02-10 Jan Hubicka <jh@suse.cz>
5272 * combine.c (combine_simplify_rtx): Simplify using
5273 (float_truncate (float x)) is (float x)
5274 (float_extend (float_extend x)) is (float_extend x).
5276 2003-02-10 Alan Modra <amodra@bigpond.net.au>
5278 * calls.c (try_to_integrate): Tidy stack_usage_map access.
5279 (emit_library_call_value_1): Likewise. Formatting.
5280 (store_one_arg): Likewise.
5282 2003-02-09 Nick Clifton <nickc@redhat.com>
5283 Aldy Hernandez <aldyh@redhat.com>
5285 * config/rs6000/spe.md: spe_evlhhesplat, spe_evlhhossplat,
5286 spe_evlhhousplat, spe_evlwhsplat, spe_evlwwsplat, spe_evldd,
5287 spe_evldh, spe_evldw, spe_evlwhe, spe_evlwhos, spe_evlwhou,
5288 spe_evstdd, spe_evstdh, spe_evstdw, spe_evstdwx, spe_evstwhe,
5289 spe_evstwho, spe_evstwwe, spe_evstwwo: Fix syntax to match newest
5290 docs. Add range test for immediate value.
5292 2003-02-09 Aldy Hernandez <aldyh@redhat.com>
5294 Rename spe_evxor to xorv2si3.
5298 2003-02-10 Glen Nakamura <glen@imodulo.com>
5300 * doc/extend.texi (C++98 Thread-Local Edits): Add missing @item
5303 2003-02-10 Jan Hubicka <jh@suse.cz>
5305 * i386.c (vector_move_operand): New predicate.
5306 (ix86_expand_vector_move): Be happy about 0.
5307 * i386.h (PREDICATE_CODES): Add sse-move_operand.
5308 * i386.md (mov*_internal): Add 'C' alternative.
5310 2003-02-09 Jan Hubicka <jh@suse.cz>
5312 * i386.md (floathi*): Deal with SSE.
5314 2003-02-09 Jan Hubicka <jh@suse.cz>
5316 * simplify-rtx.c (simplify_unary_operation,
5317 simplify_binary_operation): Deal with vector modes
5318 (simplify_ternary_operation): Deal with no-op VEC_MERGE.
5320 2003-02-09 Richard Sandiford <rsandifo@redhat.com>
5322 * toplev.c (rest_of_compilation): Recompute register usage after
5325 2003-02-09 Richard Henderson <rth@redhat.com>
5327 * libgcc-std.ver (__clztf2): New.
5328 (__ctztf2, __popcounttf2, __paritytf2): New.
5329 * libgcc2.c (__clzSI2, __clzDI2, __ctzSI2, __ctzDI2, __popcountSI2,
5330 __popcountDI2, __paritySI2, __parityDI2): Use UWmode and UDWmode;
5331 adjust code to match the different type sizes.
5332 * libgcc2.h (__clzSI2, __ctzSI2, __popcountSI2, __paritySI2,
5333 __clzDI2, __ctzDI2, __popcountDI2, __parityDI2): New macros.
5335 * optabs.c (init_integral_libfuncs): Don't hard-code SImode and
5336 TImode; select word_mode and twice that.
5337 (init_floating_libfuncs): Don't hard-code SFmode and TFmode;
5338 select the modes from float, double, and long double.
5339 (init_optabs): Remove duplicate initializations.
5341 2003-02-09 Wolfgang Bangerth <bangerth@ticam.utexas.edu>
5343 * doc/install.texi: Squeeze and streamline section on
5344 testing and regression checking.
5346 2003-02-09 Jan Hubicka <jh@suse.cz>
5348 * i386.md (ahi?v*3): Set third operand type to TImode.
5349 * i386.c (ix86_expand_binop_builtin): Extend operand when needed.
5351 * simplify-rtx.c (simplify_subreg): Fix conversion from vector into
5354 * rtl.def (VEC_MERGE, VEC_SELECT, VEC_CONCAT, VEC_DUPLICATE):
5355 Change code so they are arithmetic expressions now.
5356 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
5357 simplify_ternary_operation): Deal with VEC_* expressions.
5359 * i386.md (vmaskcmp, pinsrw, movd patterns): Fix RTL representation.
5361 2003-02-08 Jan Hubicka <jh@suse.cz>
5363 * cfgrtl.c (verify_flow_info): Use control_flow_insn_p.
5364 * reload1.c (fixup_abnormal_edges): Split basic blocks when EH edges
5365 possibly got duplicated.
5367 2003-02-08 Richard Henderson <rth@redhat.com>
5369 * config/alpha/alpha.c (override_options): Turn off explicit
5370 relocs until post-peep2 code duplication resolved.
5372 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
5374 * optabs.c (expand_unop): Widen clz properly when clz is done
5377 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
5379 * config/h8300/clzsi2.c: Replace "GNU CC" with "GCC".
5380 * config/h8300/crti.asm: Likewise.
5381 * config/h8300/crtn.asm: Likewise.
5382 * config/h8300/ctzsi2.c: Likewise.
5383 * config/h8300/fixunssfsi.c: Likewise.
5384 * config/h8300/h8300-protos.h: Likewise.
5385 * config/h8300/h8300.c: Likewise.
5386 * config/h8300/h8300.h: Likewise.
5387 * config/h8300/h8300.md: Likewise.
5388 * config/h8300/paritysi2.c: Likewise.
5389 * config/h8300/popcountsi2.c: Likewise.
5390 * config/h8300/rtems.h: Likewise.
5392 2003-02-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5394 * doc/invoke.texi: Documentation for my previous commit.
5395 * doc/passes.texi: Ditto.
5397 2003-02-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5399 * cfgloop.h (fix_loop_placement, can_duplicate_loop_p,
5400 duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
5402 (DLTHE_FLAG_UPDATE_FREQ): New.
5403 * cfgloopmanip.c (duplicate_loop, duplicate_subloops, copy_loops_to,
5404 loop_redirect_edge, loop_delete_branch_edge, copy_bbs, remove_bbs,
5405 rpe_enum_p, find_branch, alp_enum_p, add_loop, fix_loop_placements,
5406 fix_bb_placement, fix_bb_placements, place_new_loop,
5407 scale_loop_frequencies, scale_bbs_frequencies, record_exit_edges):
5408 New static functions.
5409 (fix_loop_placement, can_duplicate_loop_p,
5410 duplicate_loop_to_header_edge, loopify, remove_path, split_loop_bb):
5413 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize,
5414 unswitch_loops): Declare.
5415 * loop-init.c: New file.
5416 * loop-unswitch.c: New file.
5417 * Makefile.in (loop-init.o, loop-unswitch.o): New.
5418 * params.def (PARAM_MAX_UNSWITCH_INSNS, PARAM_MAX_UNSWITCH_LEVEL): New.
5419 * toplev.c (DFI_loop2): New dump.
5420 (flag_unswitch_loops): New.
5421 (lang_independent_options): Add it.
5422 (rest_of_compilation): Call new loop optimizer.
5423 (parse_options_and_default_flags): Turn flag_unswitch_loops on with -O3.
5425 2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
5427 * config/h8300/clzsi2.c: New.
5428 * config/h8300/ctzsi2.c: Likewise.
5429 * config/h8300/paritysi2.c: Likewise.
5430 * config/h8300/popcountsi2.c: Likewise.
5431 * config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Add above files.
5433 2003-02-07 David Edelsohn <edelsohn@gnu.org>
5435 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
5436 * config/rs6000/rs6000.md (clzsi2): Rename from cntlzw2.
5437 (ctzsi2): New pattern.
5438 (ffssi2): Use clz instead of unspec.
5439 (clzdi2): Rename from cntlzd2.
5440 (ctzdi2): New pattern.
5441 (ffsdi2): Use clz instead of unspec.
5443 2003-02-07 Loren James Rittle <ljrittle@acm.org>
5445 * config/alpha/freebsd.h (LINK_SPEC): Weaken error to notice.
5446 * config/ia64/freebsd.h (LINK_SPEC): Likewise.
5447 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
5448 * config/i386/freebsd.h (LINK_SPEC): Add clause to mirror other arches.
5450 2003-02-07 Wolfgang Bangerth <bangerth@ticam.utexas.edu>
5452 * doc/trouble.texi: Document pitfalls of two-stage name lookup.
5454 2003-02-07 Richard Henderson <rth@redhat.com>
5457 * gcse.c (local_cprop_find_used_regs): New.
5458 (local_cprop_pass): Use it.
5460 2003-02-07 Fred Fish <fnf@intrinsity.com>
5462 * mips-tfile.c (parse_def): Parenthesize assignments to fix
5465 2003-02-07 Segher Boessenkool <segher@koffie.nl>
5467 * genoutput.c (output_get_insn_name): Handle NOOP_MOVE_INSN_CODE.
5469 2003-02-07 Roger Sayle <roger@eyesopen.com>
5471 * builtin-types.def (BT_FN_FLOAT_FLOAT_FLOAT): New built-in type.
5472 (BT_FN_LONG_DOUBLE_LONG_DOUBLE_LONG_DOUBLE): Likewise.
5473 (BT_FN_DOUBLE_DOUBLE_DOUBLE): Likewise.
5474 * builtins.def: Define pow, powf, powl, atan2, atan2f and atan2l
5475 builtin functions (and their __builtin_* variants).
5476 * builtins.c (mathfn_built_in): Handle missing log{,f,l} cases.
5477 (expand_builtin): Don't expand log{,f,l}, pow{,f,l} or atan2{,f,l}
5478 when not optimizing.
5480 * doc/extend.texi: Document new pow and atan2 builtins, and
5481 their float and long double variants. Realphabetize builtins.
5483 2003-02-07 Jan Hubicka <jh@suse.cz>
5485 * i386.md (sse2_nandv2di3): Fix.
5487 2003-03-07 Danny Smith <dannysmith@users.sourceforge.net>
5489 * config/i386/i386.h (MS_AGGREGATE_RETURN): New define.
5490 * config/i386/cygwin.h (MS_AGGREGATE_RETURN): Override default
5492 * config/i386/i386.h (ix86_return_in_memory): Return aggregate
5493 types of up to 8 bytes via registers if MS_AGGREGATE_RETURN.
5495 2003-02-07 Jan Hubicka <jh@suse.cz>
5497 * i386.md (movdi_rex64_1): Fix mmx<->int move opcode.
5499 2003-02-07 Daniel Berlin <dberlin@dberlin.org>
5501 * cfg.c (dump_flow_info): Add back accidently deleted line.
5503 2003-02-07 Andrey Petrov <petrov@netbsd.org>
5505 * optabs.c (expand_float): Search wider integer modes first.
5507 2003-02-07 Bob Wilson <bob.wilson@acm.org>
5509 * config/xtensa/xtensa.h (LIBGCC2_WORDS_BIG_ENDIAN): Set this
5510 based on preprocessor flag.
5512 2003-02-07 Roger Sayle <roger@eyesopen.com>
5513 Richard Henderson <rth@redhat.com>
5515 * gcse.c (implicit_sets): New.
5516 (compute_hash_table_work): Include them in hash table.
5517 (find_implicit_sets, fis_get_condition): New.
5518 (one_cprop_pass): Allocate and free implicit_sets; call
5519 find_implicit_sets before building hash table.
5521 2003-02-07 Jason Thorpe <thorpej@wasabisystems.com>
5523 * config/t-netbsd (USER_H): Revert previous change.
5525 2003-02-07 Gabor Greif <ggreif@lucent.com>
5527 * doc/c-tree.texi (Namespaces): Fix typo.
5529 2003-02-07 Jan Hubicka <jh@suse.cz>
5531 * regrename.c (do_replace, find_oldest_value_reg,
5532 copyprop_hardreg_forward_1): Update register attributes.
5534 2003-02-06 Vladimir Makarov <vmakarov@redhat.com>
5536 * genautomata.c (VLA_PTR_CREATE, VLA_PTR_EXPAND, VLA_PTR_ADD,
5537 VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD): Use temporay
5538 variables starting with underscore.
5539 (struct unit_usage): New structure.
5540 (unit_usages, cycle_alt_unit_usages): New global variables.
5541 (check_unit_distribution_in_reserv): Remove it.
5542 (store_alt_unit_usage): New function.
5543 (check_regexp_units_distribution): Rewrite it.
5545 2003-02-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5547 * config.gcc (hppa*-*-linux*): Set MASK_NO_SPACE_REGS in
5549 * pa.c (attr_length_call): Add 8 to call length (long indirect PA 1.X)
5550 if not MASK_NO_SPACE_REGS.
5551 (output_call): Adjust return pointer, don't load new space register
5552 into %sr0, and use %sr4 for call if TARGET_NO_SPACE_REGS is true.
5553 (pa_asm_output_mi_thunk): Don't load new space register into %sr0 if
5554 TARGET_NO_SPACE_REGS is true.
5555 * pa.md (return_external_pic): Add TARGET_NO_SPACE_REGS to insn
5557 (epilogue): Always use return_internal if TARGET_NO_SPACE_REGS is true.
5558 (interspace_jump): Add new pattern for when TARGET_NO_SPACE_REGS is
5559 true. Use bve when TARGET_64BIT is true.
5561 2003-02-06 Richard Henderson <rth@redhat.com>
5563 * combine.c (nonzero_bits): Fix double break.
5565 2003-02-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5566 Richard Henderson <rth@redhat.com>
5569 * config/i386/i386.c (ix86_function_ok_for_sibcall): Forbid sibcalls
5570 from functions that return a float to functions that don't.
5572 2003-02-06 Jan Hubicka <jh@suse.cz>
5574 * i386.c (x86_inter_unit_moves): New variable.
5575 (ix86_secondary_memory_needed): Fix 64bit case, honor
5576 TARGET_INTER_UNIT_MOVES
5577 * i386.h (x86_inter_unit_moves): Declare.
5578 (TARGET_INTER_UNIT_MOVES): New macro.
5579 * i386.md (movsi_1): Cleanup constraints; disable
5580 when not doing inter-unit moves.
5581 (movsi_1_nointernunit): New.
5582 (movdi_1_rex64): Fix constraints; deal with SSE->GPR moves.
5583 (movdi_1_rex64_nointerunit): New.
5584 (mivsf_1): disable when not doing inter-unit moves.
5585 (movsf_1_nointerunit): New.
5587 * basic-block.h (inside_basic_block_p): Declare.
5588 * cfgbuild.c (inside_basic_block_p): Make global.
5589 * haifa-sched.c (unlink_other_notes0: Deal with NOT_INSN_BASIC_BLOCK.
5590 * scheudle-ebb.c (schedule_ebb): Return last basic block of trace;
5592 (fix_basic_block_boundaries, add_missing_bbs): New.
5593 (rank): Use profile.
5594 (scheudle_ebbs): Rely on CFG; update coments.
5596 2003-02-05 Geoffrey Keating <geoffk@apple.com>
5598 * Makefile.in (host_hook_obj): New.
5599 (OBJS): Add $(host_hook_obj).
5600 (host_default.o): New rule.
5601 * config.gcc (host_hook_obj): New, default to host-default.o.
5602 (powerpc-*-darwin*): Use host-darwin.o.
5603 (out_host_hook_obj): New.
5604 * configure: Regenerate.
5605 * configure.in: Print information about out_host_hook_obj, substitute
5607 * host-default.c: New file.
5608 * hosthooks.h: New file.
5609 * toplev.c (general_init): Call host_hooks.extra_signals.
5610 * config/rs6000/host-darwin.c: New file.
5611 * config/rs6000/x-darwin: New file.
5612 * doc/hostconfig.texi: Add documentation for new host hook.
5613 Rearrange existing documentation.
5615 2003-02-05 Roger Sayle <roger@eyesopen.com>
5617 * dwarf2out.c (mem_loc_descriptor): Replace ASM_SIMPLIFY_DWARF_ADDR
5618 with *targetm.delegitimize_address.
5619 (rtl_for_decl_location): Likewise.
5620 * dwarfout.c (output_mem_loc_descriptor): Likewise. Include target.h.
5621 * Makefile.in (dwarf2out.c, dwarfout.c): Depend upon $(TARGET_H)
5623 * config/i386/i386.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition.
5624 * config/i386/i386-protos.h (i386_simplify_dwarf_addr): Remove
5626 * config/i386/i386.c (ix86_delegitimize_address): Renamed from
5627 i386_simplify_dwarf_addr. Made static. Prototyped.
5628 (TARGET_DELEGITIMIZE_ADDRESS): Update definition from
5629 i386_simplify_dwarf_addr to ix86_delegitimize_address.
5630 (ix86_find_base_term): Likewise.
5631 (maybe_get_pool_constant): Likewise.
5633 * config/s390/s390.h (ASM_SIMPLIFY_DWARF_ADDR): Remove definition.
5634 * config/s390/s390-protos.h (s390_simplify_dwarf_addr): Remove
5636 * config/s390/s390.c (s390_delegitimize_address): Renamed from
5637 s390_simplify_dwarf_addr. Made static. Prototyped.
5638 (TARGET_DELEGITIMIZE_ADDRESS): Define as s390_delegitimize_address.
5640 2003-02-05 Richard Henderson <rth@redhat.com>
5643 * integrate.c (output_inline_function): Reset input_filename
5644 and lineno from the decl before rest_of_compilation.
5646 2003-02-05 Richard Henderson <rth@redhat.com>
5648 * defaults.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
5649 (CTZ_DEFINED_VALUE_AT_ZERO): New.
5650 * doc/rtl.texi, doc/tm.texi: Document them.
5652 * combine.c (nonzero_bits) [CLZ, CTZ]: Handle the definedness
5653 of the value at zero properly.
5654 * fold-const.c (tree_expr_nonnegative_p): Likewise.
5655 * simplify-rtx.c (simplify_unary_operation): Likewise.
5657 * config/alpha/alpha.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
5658 (CTZ_DEFINED_VALUE_AT_ZERO): New.
5660 * config/arm/arm.c (TARGET_INIT_BUILTINS): Remove.
5661 (TARGET_EXPAND_BUILTIN): Remove.
5662 (def_builtin, arm_init_builtins, arm_expand_builtin): Remove.
5663 * config/arm/arm.h (CLZ_DEFINED_VALUE_AT_ZERO): New.
5664 (enum arm_builtins): Remove.
5665 * config/arm/arm.md (UNSPEC_CLZ): Remove.
5666 (clzsi2): Rename from clz; use clz instead of unspec.
5668 * config/arm/arm-protos.h: Update.
5670 2003-02-05 Jan Hubicka <jh@suse.cz>
5672 * i386-protos.h (x86_emit_floatuns): Declare.
5673 * i386.c (x86_emit_floatuns): New global function.
5674 * i386.md (floatunssisf2, floatunsdisf2,
5675 floatunsdidf2): New patterns.
5677 2003-01-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5679 * cfgloopmanip.c (force_single_succ_latches): Fix missindentation.
5681 2003-02-05 Hans Boehm <Hans.Boehm@hp.com>
5683 * config/ia64/unwind-ia64.c: include coretypes.h, tm.h to get
5686 2003-02-05 Roger Sayle <roger@eyesopen.com>
5688 * cfgloop.h (flow_bb_inside_loop_p): Correct prototype again.
5690 2003-02-05 Jakub Jelinek <jakub@redhat.com>
5692 PR optimization/8555
5693 * config/i386/i386.md (sse_mov?fcc split): Handle op2 == op3 case
5694 instead of aborting.
5696 2003-02-04 Richard Henderson <rth@redhat.com>
5698 * config/i386/i386.md (UNSPEC_BSF): Remove.
5699 (ffssi2): Split into cmove and no_cmove insns and splitters;
5700 lose pentium float trick for now.
5701 (ffssi_1): Add * to name; use CTZ instead of UNSPEC.
5702 (ctzsi2, clzsi2, bsr): New.
5704 2003-02-04 Richard Henderson <rth@redhat.com>
5706 * config/ia64/ia64.c (rtx_needs_barrier): Handle POPCOUNT,
5707 UNSPEC_GETF_EXP; remove UNSPEC_POPCNT.
5708 * config/ia64/ia64.md (UNSPEC_POPCNT): Remove.
5709 (ffsdi2): Use popcount instead of unspec.
5710 (popcountdi2): Rename from *popcnt.
5711 (ctzdi2, clzdi2, getf_exp_tf): New.
5713 2003-02-04 Kazu Hirata <kazu@cs.umass.edu>
5715 * genconfig.c (main): Generate CC0_P.
5716 * rtl.h (CC0_P): Remove.
5718 2003-02-04 Richard Henderson <rth@redhat.com>
5720 * libgcc2.h, libgcc2.c (__ffsSI2): New.
5721 (__ffsDI2): Rename from __ffsdi2.
5722 * mklibgcc.in (lib2funcs): Add _ffssi2.
5724 2003-02-04 Richard Henderson <rth@redhat.com>
5726 * libgcc2.c (__paritysi2, __paritydi2): Replace last two reduction
5727 rounds with a "bit table" lookup.
5729 2003-02-04 Ulrich Weigand <uweigand@de.ibm.com>
5731 * reload.c (find_reloads): Do not use the mode specified in the insn
5732 pattern as reload mode for address operands. Do not generate optional
5733 reloads for operands where a mandatory reload was already pushed.
5735 2003-02-04 Richard Henderson <rth@redhat.com>
5737 * longlong.h [alpha] (count_leading_zeros, count_trailing_zeros): Use
5738 builtins instead of inline assembly.
5740 2003-02-04 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
5743 * libgcc2.c (__subvdi3): Fix typo.
5745 2003-02-04 Jan Hubicka <jh@suse.cz>
5747 * i386.md (movti_rex64): Fix constraint.
5749 2003-02-04 Jan Hubicka <jh@suse.cz>
5751 * i386.md (vector push splitters): Fix typo in resolving conflict.
5753 2003-02-04 Rodney Brown <rbrown64@csc.com.au>
5755 * config/i386/i386.c (x86_function_profiler): Fix typo in format.
5757 2003-02-04 Phil Edwards <pme@gcc.gnu.org>
5759 * doc/install.texi (*-*-linux-gnu): Mention glibc requirements
5760 for recent libstdc++. Remove formatting cruft.
5762 2003-02-04 Jakub Jelinek <jakub@redhat.com>
5764 * dwarf2out.c (dwarf2out_finish): Add AT_comp_dir
5765 attribute even if input file name is absolute, but one of the
5766 includes is relative.
5768 2003-02-04 Joseph S. Myers <jsm@polyomino.org.uk>
5770 * doc/gcc.texi, doc/gccint.texi, doc/gcov.texi,
5771 doc/include/fdl.texi, doc/invoke.texi: Update to GFDL 1.2.
5772 * doc/install.texi: Update copyright dates. Update to GFDL 1.2.
5774 2003-02-03 Richard Henderson <rth@redhat.com>
5776 * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
5777 __popcountsi2, __popcountdi2, __paritysi2, __paritydi2): Change
5778 return type to "int". Shuffle declarations and undef int trap.
5779 * libgcc2.h: Remove their declarations.
5780 * optabs.c (expand_unop): Force outmode to int for bitops.
5782 2003-02-03 Bob Wilson <bob.wilson@acm.org>
5784 * config/xtensa/xtensa.c (order_regs_for_local_alloc): Order the
5785 coprocessor registers before floating-point registers.
5786 * config/xtensa/xtensa.h (REG_ALLOC_ORDER): Adjust register numbers
5787 to account for a previously removed register.
5788 (SPEC_REG_FIRST, SPEC_REG_LAST, SPEC_REG_NUM, COUNT_REGISTER_REGNUM):
5789 Delete unused macros.
5791 2003-02-03 Jan Hubicka <jh@suse.cz>
5793 * i386.c (ix86_expand_store_builtin): Always force op1 to register.
5794 (mov*_internal): Fix predicates; require one of operands to not be
5796 (SSE?MMX move expanders): Fix predicates; force one of operands to
5798 (SSE/MMX push patterns): Reorganize; fix x86-64 code generation.
5799 (movups/movupd/movdqu patterns): Force one of operands to not be
5802 2003-02-03 Roger Sayle <roger@eyesopen.com>
5804 * hooks.c (hook_rtx_rtx_identity): Generic hook function that
5805 takes a single rtx and returns it unmodified.
5806 * hooks.h (hook_rtx_rtx_identity): Prototype here.
5807 * target.h (struct gcc_target): Add "delegitimize_address"
5808 field to target structure.
5809 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Provide default
5810 for delegitimize_address target using hook_rtx_rtx_identity.
5811 (TARGET_INITIALIZER): Initialize delegitimize_address field
5812 using TARGET_DELEGITIMIZE_ADDRESS macro.
5813 * simplify-rtx.c (avoid_constant_pool_reference): Handle float
5814 extensions of constant pool references. Use delegitimize_address
5815 to undo the obfuscation of "-fpic".
5816 * Makefile.in (simplify-rtx.o): Add dependency on target.h.
5818 * config/i386/i386.c (TARGET_DELEGITIMIZE_ADDRESS): Define as
5819 i386_simplify_dwarf_addr.
5820 (ix86_find_base_term): Simplify using i386_simplify_dwarf_addr.
5821 (maybe_get_pool_constant): Likewise.
5823 2003-02-03 Jan Hubicka <jh@suse.cz>
5825 * i386.c (ix86_expand_int_movcc): Fix setcc sign bit case.
5827 2003-02-03 Jan Hubicka <jh@suse.cz>
5829 * regclass.c (cannot_change_mode_set_regs): Correct argument order.
5831 2003-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5833 * mips/_tilib.c: Don't include tsystem.h or defaults.h. Don't
5834 define LIBGCC2_WORDS_BIG_ENDIAN. Include coretypes.h and tm.h.
5836 2003-02-02 Andreas Schwab <schwab@suse.de>
5838 * varasm.c (asm_output_aligned_bss): Declare as possibly unused.
5840 2003-02-02 Richard Earnshaw <rearnsha@arm.com>
5842 * arm.md (sibcall_epilogue): Set the "conds" to "clob".
5843 (epilogue_insns): Likewise.
5845 2003-02-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5847 * doc/install.texi (hppa*-hp-hpux11*): Update installation notes.
5849 2003-02-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5851 * pa-protos.h (attr_length_millicode_call): Remove second argument.
5852 (attr_length_indirect_call, attr_length_indirect_call,
5853 attr_length_save_restore_dltp): New prototypes.
5854 * pa.c (attr_length_millicode_call): Remove second argument. Check
5855 INSN_ADDRESSES_SET_P in distance calculation.
5856 (output_millicode_call): Check INSN_ADDRESSES_SET_P before using
5858 (attr_length_call): Check INSN_ADDRESSES_SET_P in distance calculation.
5859 (output_call): Check INSN_ADDRESSES_SET_P before using INSN_ADDRESSES.
5860 Call attr_length_call directly.
5861 (attr_length_indirect_call, output_indirect_call,
5862 attr_length_save_restore_dltp): New functions.
5863 * pa.md (attr_length_millicode_call): Drop second argument from all
5865 (return_internal_pic): Delete.
5866 (return_external_pic): Remove use of PIC register and pic operand and
5868 (epilogue): Use return_internal for both normal and pic code.
5869 (call, call_value): Emit new 32-bit pic patterns for symref and
5870 indirect calls. Remove uses for arg pointer and pic register.
5871 (call_symref_pic, call_symref_pic_post_reload, call_reg_pic,
5872 call_reg_pic_post_reload, call_val_symref_pic,
5873 call_val_symref_pic_post_reload, call_val_reg_pic,
5874 call_val_reg_pic_post_reload): New pre and post reload insn patterns.
5875 Implement define_split and define_peephole2 patterns for pre reload
5877 (call_symref_64bit, call_internal_reg_64bit, call_value_symref_64bit,
5878 call_value_internal_reg_64bit): Shorten names.
5879 (all call patterns): Explicitly indicate registers used and clobbered.
5880 Use attr_length_indirect_call and attr_length_save_restore_dltp for
5881 attribute length calculation. Move code generation for indirect calls
5882 to output_indirect_call.
5883 (sibcall, sibcall_value): Don't restore PIC register.
5884 (exception_receiver, builtin_setjmp_receiver): Add blockage after PIC
5887 2003-02-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5889 * doc/install.texi (Testing): Simplify and compress instructions
5892 2003-02-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5894 * collect2.c (pexecute_pid): Rename to pid.
5895 (collect_wait, collect_execute, scan_prog_file, scan_libraries): Use
5898 2003-02-01 Geoffrey Keating <geoffk@apple.com>
5900 * doc/extend.texi (Function Attributes): Remove documentation
5901 for PowerPC Windows NT function attributes..
5903 2003-02-01 Daniel Jacobowitz <drow@mvista.com>
5905 * dwarf2out.c (gen_type_die): Check for typedefs before calling
5906 for TYPE_MAIN_VARIANT.
5908 2003-02-01 Richard Henderson <rth@redhat.com>
5910 * libgcc2.c: Include auto-host.h.
5911 (ATTRIBUTE_HIDDEN): New.
5912 (__clz_tab): Don't declare here for clz and ctz.
5913 (__clzsi2, __clzdi2): Use count_leading_zeros.
5914 (__ctzsi2, __ctzdi2): Use count_trailing_zeros.
5915 (__popcount_tab): Mark ATTRIBUTE_HIDDEN.
5916 (__paritysi2, __paritydi2): Use shifts instead of __popcount_tab.
5917 * longlong.h (__clz_tab): Mark ATTRIBUTE_HIDDEN.
5919 2003-02-01 Richard Henderson <rth@redhat.com>
5921 * config/i386/i386.md (addsi_1_zext splitter): Add TARGET_64BIT
5923 (ashlsi3_1_zext splitter): Likewise.
5925 2003-02-01 Richard Henderson <rth@redhat.com>
5927 * optabs.c (expand_unop): Use word_mode for outmode of bit scaners.
5928 * libgcc2.c (__ffsdi2, __clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
5929 __popcountsi2, __popcountdi2, __paritysi2 __paritydi2): Change
5930 return type to Wtype.
5932 * libgcc-std.ver (GCC_3.4): Fix inheritance.
5934 * config/i386/i386.md (ffssi2): Use nonimmediate_operand for
5935 expander input constraint.
5937 2003-02-01 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
5939 * optabs.h (optab_index): Add OTI_clz, OTI_ctz, OTI_popcount and
5941 (clz_optab, ctz_optab, popcount_optab, parity_optab): New.
5942 * optabs.c (widen_clz, expand_parity): New.
5943 (expand_unop): Handle clz and parity. Hardcode SImode as outmode
5944 for libcalls to clz, ctz, popcount, and parity.
5945 (init_optabs): Init clz_optab, ctz_optab, popcount_optab and
5946 parity_optab, and set up libfunc handlers.
5947 * libgcc2.c (__clzsi2, __clzdi2, __ctzsi2, __ctzdi2,
5948 __popcountsi2, __popcountdi2, __paritysi2 __paritydi2,
5949 __popcount_tab): New.
5950 * libgcc2.h: Declare them.
5951 * libgcc-std.ver (GCC_3.4): Add new functions from libgcc2.c.
5952 * genopinit.c (optabs): Add clz_optab, ctz_optab, popcount_optab
5954 * builtin-types.def (BT_FN_INT_LONG, BT_FN_INT_LONGLONG): New.
5955 * builtins.def (BUILT_IN_CLZ, BUILT_IN_CTZ, BUILT_IN_POPCOUNT,
5956 BUILT_IN_PARITY, BUILT_IN_FFSL, BUILT_IN_CLZL, BUILT_IN_CTZL,
5957 BUILT_IN_POPCOUNTL, BUILT_IN_PARITYL, BUILT_IN_FFSLL,
5958 BUILT_IN_CLZLL, BUILT_IN_CTZLL, BUILT_IN_POPCOUNTLL,
5959 BUILT_IN_PARITYLL): New.
5960 * builtins.c (expand_builtin_unop): Rename from expand_builtin_ffs
5961 and add optab argument.
5962 (expand_builtin): Expand BUILT_IN_{FFS,CLZ,POPCOUNT,PARITY}*.
5963 * tree.def (CLZ_EXPR, CTZ_EXPR, POPCOUNT_EXPR, PARITY_EXPR): New.
5964 * expr.c (expand_expr): Handle them.
5965 * fold-const.c (tree_expr_nonnegative_p): Likewise.
5966 * rtl.def (CLZ, CTZ, POPCOUNT, PARITY): New.
5967 * reload1.c (eliminate_regs): Handle them.
5968 (elimination_effects): Likewise.
5969 * function.c (instantiate_virtual_regs_1): Likewise
5970 * genattrtab.c (check_attr_value): Likewise.
5971 * simplify-rtx.c (simplify_unary_operation): Likewise.
5972 * c-common.c (c_common_truthvalue_conversion): Handle POPCOUNT_EXPR.
5973 * combine.c (combine_simplify_rtx): Handle POPCOUNT and PARITY.
5974 (nonzero_bits): Handle CLZ, CTZ, POPCOUNT and PARITY.
5975 * config/alpha/alpha.md (clzdi2, ctzdi2, popcountdi2): New.
5976 * config/arm/arm.c (arm_init_builtins): Rename __builtin_clz to
5978 * Makefile.in (LIB2FUNCS_1, LIB2FUNCS_2): Move...
5979 * mklibgcc.in (lib2funcs): ...here and merge. Add new members.
5980 * doc/extend.texi (Other Builtins): Add new builtins.
5981 * doc/md.texi (Standard Names): Add new patterns.
5983 2003-02-01 Ulrich Weigand <uweigand@de.ibm.com>
5985 * reload.c: Revert 2003-01-31 change.
5987 2003-02-01 Jan Hubicka <jh@suse.cz>
5989 * combine.c (combine_simplify_rtx): Use reversed_comparison_code_parts.
5991 2003-02-01 Richard Sandiford <rsandifo@redhat.com>
5993 * flags.h (flag_volatile): Remove declaration.
5994 (flag_volatile_global, flag_volatile_static): Likewise.
5995 * c-typeck.c (build_indirect_ref): Don't check flag_volatile.
5996 * toplev.c (flag_volatile): Remove definition.
5997 (flag_volatile_global, flag_volatile_static): Likewise.
5998 (f_options): Remove corresponding entries here.
5999 * varasm.c (make_decl_rtl): Don't check flag_volatile_global
6000 or flag_volatile_static.
6001 * doc/invoke.texi: Remove documentation of -fvolatile,
6002 -fvolatile-global and -fvolatile-static.
6004 2003-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6006 * pa.c (pa_output_function_prologue, pa_output_function_epilogue): Move
6007 updating of total_code_bytes from prologue to epilogue.
6009 2003-01-31 Ulrich Weigand <uweigand@de.ibm.com>
6011 * reload.c (find_reloads): Do not use the mode specified in the insn
6012 pattern as reload mode for address operands. Do not generate optional
6013 reloads for operands where a mandatory reload was already pushed.
6014 Generate optional reloads only in the final pass though find_reloads.
6015 (have_replacement_p): New function.
6017 2003-01-31 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6019 * doc/install.texi (Testing): Remove a reference to our obsolete
6020 /testresults web pages and strip redundant information concerning
6022 (Binaries): Refer to Microsoft Windows instead of listing all
6025 2003-02-01 Jan Hubicka <jh@suse.cz>
6027 * loop.c (emit_prefetch_instructions): Do conversion at right place in
6030 * combine.c (simplify_set): Reverse order of ragumetns to
6031 REG_CANNOT_CHANGE_MODE_P
6032 * df.c (df_def_record_1): Likewise.
6033 * recog.c (register_operand): Likewise.
6034 * simplify-rtx.c (simplify_subreg): Likewise.
6035 * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Update use of
6036 CANNOT_CHANGE_MODE_CLASS.
6037 * regclass.c (cannot_change_mode_set_regs, invalid_mode_change_p):
6039 * reload.c (push_reload): Likewise.
6040 * alpha.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
6041 * ia64.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
6042 * mips.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
6043 * mips-protos.h (mips_cannot_change_mode_class): Update prototype.
6044 * mips.c (mips_cannot_change_mode_class): Update.
6045 * pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
6046 * rs6000.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
6047 * s390.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
6048 * sh.h (CANNOT_CHANGE_MODE_CLASS): Update definition.
6049 * sh-protos.h (sh_cannot_change_mode_class): Update prototype.
6050 * sh.c (sh_cannot_change_mode_class): Update.
6051 * i386.h (CANNOT_CHANGE_MODE_CLASS): New.
6052 * tm.texi (CANNOT_CHANGE_MODE_CLASS): Update documentation.
6054 2003-01-31 Geoffrey Keating <geoffk@apple.com>
6056 * config/darwin.h (LINK_COMMAND_SPEC): Update for Nathan's recent
6057 change to LINK_COMMAND_SPEC in gcc.c.
6059 2003-01-31 Jan Hubicka <jh@suse.cz>
6062 * i386.c (override_options): Use DEFAULT_PCC_STRUCT_RETURN.
6064 2003-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6066 * pa32-regs.h (REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Delete
6069 2003-01-31 Nathan Sidwell <nathan@codesourcery.com>
6071 * tree.h (TYPE_BINFO_SIZE, TYPE_BINFO_SIZE_UNIT): Remove.
6072 (BINFO_ELTS): New #define.
6073 * stor-layout.c (finalize_record_size): Don't set them.
6074 * cp/cp-tree.h (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX,
6075 BINFO_PRIMARY_BASE_OF): Use BINFO_ELTS.
6076 (BINFO_LANG_ELTS): New #define.
6077 * cp/tree.c (make_binfo): Use BINFO_LANG_ELTS.
6078 * java/class.c (make_class): Use BINFO_ELTS.
6079 (set_super_info): Likewse.
6080 (add_interface_do): Likewise.
6081 * objc/objc-act.c (start_class): Use BINFO_ELTS.
6083 2003-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6085 * timevar.c (getrusage): Don't ever declare if not HAVE_GETRUSAGE.
6086 (times): Don't ever declare if not HAVE_TIMES.
6087 (clock): Don't ever declare if not HAVE_CLOCK.
6089 2003-01-30 Richard Henderson <rth@redhat.com>
6091 * flow.c (update_life_info): Zap life info after cleanup_cfg.
6092 (regno_uninitialized): Use correct live at function entry set.
6093 (regno_clobbered_at_setjmp): Likewise.
6095 * expr.c (store_expr): Promote all MEM intermediates to regs.
6097 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
6099 * config/arm/arm.c: Fix comment typos.
6100 * config/arm/arm.h: Likewise.
6101 * config/arm/netbsd-elf.h: Likewise.
6102 * config/arm/netbsd.h: Likewise.
6104 2003-01-30 Geoffrey Keating <geoffk@apple.com>
6106 * gengtype.c (struct walk_type_data): Add needs_cast_p.
6107 (walk_type): Set needs_cast_p in walk_type_data.
6108 (write_types_process_field): Supply casts when required to suppress
6110 (write_root): Cast gt_pch_n_S to suppress warning.
6111 * Makefile.in: Remove -Wno-error from gtype-desc.o and c-decl.o.
6112 * config/rs6000/rs6000.c (print_operand): Mask off high bits only
6113 when they might exist.
6114 * config/rs6000/t-rs6000: Remove -Wno-error from varasm.o,
6115 insn-conditions.o, and rs6000.o.
6117 2003-01-30 Richard Henderson <rth@redhat.com>
6119 * ggc-page.c (G.context_depth_allocations): New.
6120 (G.context_depth_collections): New.
6121 (alloc_page): Set G.context_depth_allocations.
6122 (ggc_collect): Set G.context_depth_collections.
6123 (ggc_push_context): Limit to HOST_BITS_PER_LONG contexts.
6124 (ggc_pop_context): Early exit for no allocations or collections.
6126 2003-01-30 Richard Henderson <rth@redhat.com>
6128 * tree-inline.c (walk_tree): Streamline duplicate hash table lookup.
6130 2003-01-30 Richard Earnshaw <rearnsha@arm.com>
6132 * arm.c (arm_compute_initial_elimination_offset): If optimizing for
6133 size, the link register is always saved if any other register is
6136 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
6138 * config/h8300/h8300-protos.h: Update the prototype for
6140 (cpp_reader): Declare before it is used.
6141 * config/h8300/h8300.c (compute_plussi_cc): Change the return
6143 * config/h8300/h8300.md (monitor_prologue): Call abort() if we
6144 see an unknown H8 variant.
6146 2003-01-30 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
6149 * config/rs6000/rtems.h: Add CPP_OS_DEFAULT_SPEC.
6150 * config/rs6000/sysv4.h: Add CPP_OS_RTEMS_SPEC.
6151 * config/rs6000/t-rtems: New file. multilib variants to match OS.
6152 * config.gcc (powerpc-*-rtems*): Use rs6000/t-rtems instead of
6153 rs6000/t-ppcgas so we get the desired multilibs.
6155 2003-01-30 Nick Clifton <nickc@redhat.com>
6157 * config/arm/arm.c (arm_output_epilogue): Update stack pointer
6158 when popping saved IP register off the stack.
6160 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
6162 * config/rs6000/aix43.h: Fix comment typos.
6163 * config/rs6000/aix51.h: Likewise.
6164 * config/rs6000/aix52.h: Likewise.
6165 * config/rs6000/altivec.h: Likewise.
6166 * config/rs6000/rs6000.c: Likewise.
6167 * config/rs6000/rs6000.h: Likewise.
6168 * config/rs6000/rs6000.md: Likewise.
6169 * config/rs6000/spe.md: Likewise.
6171 2003-01-29 Mark Mitchell <mark@codesourcery.com>
6173 * c-common.c (builtin_define_float_constants): Define
6174 __<TYPE>_HAS_INFINITY__ and __<TYPE>_HAS_QUIET_NAN__.
6176 2003-01-30 Kazu Hirata <kazu@cs.umass.edu>
6178 * config/sh/lib1funcs.asm: Fix comment typos.
6179 * config/sh/linux.h: Likewise.
6180 * config/sh/sh.c: Likewise.
6181 * config/sh/sh.md: Likewise.
6183 2003-01-30 Loren James Rittle <ljrittle@acm.org>
6185 * objc/Make-lang.in (objc-parse.y): Find c-parse.in in $(srcdir).
6187 2003-01-30 Alexandre Oliva <aoliva@redhat.com>
6189 * config/fp-bit.h (__make_dp): Declare if TMODES.
6191 2003-01-29 Kazu Hirata <kazu@cs.umass.edu>
6193 * config/h8300/h8300.h (PREDICATE_CODES): Add entries for
6194 general_operand_src and general_operand_dst.
6196 2003-01-29 David Edelsohn <edelsohn@gnu.org>
6198 * config/rs6000/rs6000.c (function_arg_pass_by_reference):
6199 Return true for variable sized types.
6200 (rs6000_va_arg): Handle variable sized types passed by reference
6203 2003-01-29 Richard Earnshaw <rearnsha@arm.com>
6205 * arm.c (arm_legtimize_address): New function.
6206 * arm-protos.h (arm_legtimize_address): Add prototype.
6207 * arm.h (ARM_LEGITIMIZE_ADDRESS): Use arm_legitimize_address.
6208 (LEGITIMIZE_ADDRESS, THUMB_LEGITIMIZE_ADDRESS): Wrap with
6211 2003-01-29 Joel Sherrill <joel@OARcorp.com>
6214 * gthr-rtems.h: Define __GTHREAD_MUTEX_INIT. Apparently no code
6215 depended on it being defined until now.
6217 2003-01-29 Joel Sherrill <joel@OARcorp.com>
6220 * config/mips/rtems.h: Predefine __USE_INIT_FINI__ so generic
6221 RTEMS code knows which C++ initialization style the toolset
6222 configuration is using.
6224 2003-01-29 Joel Sherrill <joel@OARcorp.com>
6227 * config/m68k/t-crtstuff: Replace spaces with tabs, add
6228 $(MULTILIB_CFLAGS) as compiler option and multilib crtbegin/end.o.
6230 2003-01-29 Joel Sherrill <joel@OARcorp.com>
6233 * config.gcc (hppa1.1-rtems): Did not include t-rtems nor enable
6235 * config/pa/rtems.h (LIB_SPEC): Use -N when linking.
6237 2003-01-29 Nick Clifton <nickc@redhat.com>
6239 * Makefile.in (c-parse.o): Locate source file in $(parsedir)
6242 2003-01-29 Andrew Haley <aph@redhat.com>
6244 * tree-inline.c (walk_tree): Add CHAR_TYPE.
6246 2003-01-29 Jan Hubicka <jh@suse.cz>
6248 * i386.md (subdi3_carry_rex64): Fix typo.
6250 2003-01-28 Stan Shebs <shebs@apple.com>
6252 * coretypes.h (cpp_reader): Forward declare struct.
6253 * c-pragma.h (cpp_reader): Remove forward declaration.
6254 * hashtable.h (cpp_reader): Likewise.
6255 * scan.h (cpp_reader): Likewise.
6256 * tree.h (cpp_reader): Likewise.
6257 * config/darwin-protos.h (cpp_reader): Likewise.
6258 * config/arm/arm-protos.h (cpp_reader): Likewise.
6259 * config/rs6000/rs6000-protos.h: Remove GCC_CPPLIB_H ifdef, use
6260 struct cpp_reader in prototypes.
6262 2003-01-28 Christian Cornelssen <ccorn@cs.tu-berlin.de>
6264 * doc/install.texi: Add documentation for installation into
6265 tooldirs and with DESTDIR.
6267 2003-01-28 Richard Henderson <rth@redhat.com>
6269 * config.gcc (ia64*-*-aix*): Remove.
6270 * config/ia64/aix.h, config/ia64/t-aix: Remove file.
6271 * config/ia64/unwind-aix.c: Remove file.
6273 2003-01-28 Andreas Schwab <schwab@suse.de>
6275 * config/m68k/m68k.md (tablejump+2): Don't sign extend an address
6277 * config/m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Likewise.
6278 * config/m68k/coff.h (ASM_RETURN_CASE_JUMP): Likewise.
6279 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Likewise.
6280 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
6281 * config/m68k/mot3300.h (ASM_RETURN_CASE_JUMP): Likewise.
6282 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
6283 * config/m68k/pbb.h (ASM_RETURN_CASE_JUMP): Likewise.
6285 2003-01-28 Richard Sandiford <rsandifo@redhat.com>
6287 * combine.c (nonzero_bits): Fix check for negative divide operands.
6289 2003-01-28 Richard Henderson <rth@redhat.com>
6291 * config/ia64/ia64.c (ia64_rwreloc_section_type_flags): New.
6292 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): New.
6294 2003-01-28 Richard Henderson <rth@redhat.com>
6296 * cse.c (find_best_addr): Kill !ADDRESS_COST code.
6298 * config/cris/cris.c (cris_address_cost): Make static.
6299 (TARGET_RTX_COSTS, TARGET_ADDRESS_COST): New.
6300 * config/cris/cris.h (ADDRESS_COST): Remove.
6301 * config/cris/cris-protos.h: Update.
6303 2003-01-23 Mike Stump <mrs@apple.com>
6305 * regclass.c (init_reg_autoinc): New function.
6306 (regclass): Move initialization of forbidden_inc_dec_class from
6308 (init_regs): to here. Avoids reinitialization for each function,
6309 saving compilation time.
6311 2003-01-28 Jason Merrill <jason@redhat.com>
6313 * cpplib.h (struct cpp_options): Add warn_deprecated field.
6314 * cppinit.c (cpp_create_reader): Turn it on by default.
6315 * c-opts.c (c_common_decode_option): Set it.
6316 * cpplib.c (do_pragma_once): Only complain about #pragma once
6317 if warn_deprecated is set.
6319 2003-01-28 Dale Johannesen <dalej@apple.com>
6321 * emit-rtl.c (const_double_htab_hash): Use mode in the hash.
6322 * loop.c (scan_loop): Move movables on -Os rich-register targets.
6323 * config/rs6000/rs6000.md (sibcall*): Use match_operand for LR.
6325 2003-01-28 Richard Henderson <rth@redhat.com>
6327 * target.h (targetm.address_cost): New.
6328 * target-def.h (TARGET_ADDRESS_COST): New.
6329 (TARGET_RTX_COSTS): Uncomment. Oops.
6330 * cse.c (address_cost): Use new target hook.
6331 (default_address_cost): New.
6332 * output.h (default_address_cost): Declare.
6333 * hooks.c (hook_int_rtx_0): New.
6334 * hooks.h (hook_int_rtx_0): Declare.
6335 * loop.c (combine_givs_p): Remove if 0 code.
6336 * system.h (ADDRESS_COST): Poison.
6338 * config/alpha/alpha.c, config/alpha/alpha.h, config/d30v/d30v.c,
6339 config/d30v/d30v.h, config/ia64/ia64.c, config/ia64/ia64.h,
6340 config/m32r/m32r.c, config/m32r/m32r.h, config/mcore/mcore.c,
6341 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.h,
6342 config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/sparc/sparc.c,
6343 config/sparc/sparc.h, config/v850/v850.c, config/v850/v850.h,
6344 config/xtensa/xtensa.c, config/xtensa/xtensa.h
6345 (TARGET_ADDRESS_COST): Define as hook_int_rtx_0.
6346 (ADDRESS_COST): Remove.
6348 * config/arc/arc-protos.h, config/arc/arc.c, config/arc/arc.h,
6349 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
6350 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
6351 config/dsp16xx/dsp16xx-protos.h, config/dsp16xx/dsp16xx.c,
6352 config/dsp16xx/dsp16xx.h, config/i386/i386-protos.h,
6353 config/i386/i386.c, config/i386/i386.h, config/i960/i960-protos.h,
6354 config/i960/i960.c, config/i960/i960.h, config/ip2k/ip2k-protos.h,
6355 config/ip2k/ip2k.c, config/ip2k/ip2k.h, config/mips/mips-protos.h,
6356 config/mips/mips.c, config/mips/mips.h,
6357 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
6358 config/m68hc11/m68hc11.h, config/ns32k/ns32k-protos.h,
6359 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa-protos.h,
6360 config/pa/pa.c, config/pa/pa.h, config/s390/s390-protos.h,
6361 config/s390/s390.c, config/s390/s390.h, config/vax/vax-protos.h,
6362 config/vax/vax.c, config/vax/vax.h
6363 (foo_address_cost): Make static.
6364 (TARGET_ADDRESS_COST): New.
6365 (ADDRESS_COST): Remove.
6367 * config/arm/arm.h, config/arm/arm.c, config/m88k/m88k.h,
6368 config/m88k/m88k.c, config/romp/romp.h, config/romp/romp.c,
6369 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
6370 config/stormy16/stormy16.h
6371 (ADDRESS_COST): Move code ...
6372 (foo_address_cost): ... here.
6373 (TARGET_ADDRESS_COST): New.
6375 * config/m32r/m32r.c (m32r_address_cost): Remove.
6376 * config/m32r/m32r-protos.h: Update.
6378 * config/mmix/mmix.c (mmix_address_cost): Remove.
6379 * config/mmix/mmix-protos.h: Update.
6381 * config/mn10300/mn10300.c (mn10300_address_cost_1): Rename from
6382 mn10300_address_cost; move unsig allocation ...
6383 (mn10300_address_cost): ... here.
6384 (TARGET_ADDRESS_COST): New.
6385 * config/mn10300/mn10300-protos.h: Update.
6386 * config/mn10300/mn10300.h (ADDRESS_COST): Remove.
6388 * doc/tm.texi: Update.
6390 2003-01-28 Vladimir Makarov <vmakarov@redhat.com>
6392 * haifa-sched.c (schedule_insn): Return necessary cycle advance
6393 after issuing the insn.
6394 (rank_for_schedule): Make a insn with /S the highest priority
6396 (move_insn): Ignore schedule groups. Clear SCHED_GROUP_P.
6397 (choose_ready): Check SCHED_GROUP_P.
6398 (schedule_block): Advance cycle after issuing insn if it is
6399 necessary. Don't reorder insns if there is an insn with /S.
6400 (set_priorities): Ignore schedule groups.
6402 * sched-deps.c (remove_dependence, group_leader): Remove the
6404 (add_dependence): Ignore schedule groups.
6405 (set_sched_group_p): Don't make copy of dependencies from previous
6406 insn of the schedule group. Add anti-dependency to the previous
6407 insn of the schedule group.
6408 (compute_forward_dependences): Ignore schedule groups.
6410 * sched-ebb.c (init_ready_list): Ignore schedule groups.
6412 * sched-rgn.c (init_ready_list): Ditto.
6413 (can_schedule_ready_p): Ditto.
6415 2003-01-28 Vladimir Makarov <vmakarov@redhat.com>
6417 * config/i386/i386.md (*movsi_1): Use movdqa to move one xmm
6418 register to another one.
6420 2003-01-28 Richard Henderson <rth@redhat.com>
6422 * calls.c (default_must_pass_in_stack): Fix typo in !type case.
6424 2003-01-28 Roger Sayle <roger@eyesopen.com>
6426 * cse.c (cse_insn): Avoid redundant REG_EQUAL notes.
6428 2003-01-28 Richard Sandiford <rsandifo@redhat.com>
6430 * config/sh/sh.h (CLASS_MAX_NREGS): If TARGET_SHMEDIA, and the given
6431 class contains a floating-point register, return the size of the
6434 2003-01-28 Jan Hubicka <jh@suse.cz>
6436 * i386.c (ix86_carry_flag_operator): New predicate.
6437 (fcmov_operator): Fix whitespace.
6438 (ix86_expand_carry_flag_compare): Deal with floating point.
6439 (ix86_expand_int_movcc): Deal with fp; update insn expansion
6440 (ix86_expand_int_addcc): Likewise.
6441 (ix86_expand_strlensi_unroll_1): likewsie.
6442 * i386.h (PREDICATE_CODES): Add ix86_carry_flag_operator.
6443 * i386.md (add?i_carry_rex64): Use new predicate.
6444 (sub?i3_carry_rex64): Likewise.
6445 (x86_mov?icc_0_m1*): Likewise.
6447 2003-01-28 Andreas Schwab <schwab@suse.de>
6449 * cfgloopmanip.c (create_preheader): Initialize src to avoid
6452 * expmed.c (emit_store_flag): Fix cast to avoid sign
6455 * combine.c (force_to_mode): Add cast to fix warning when
6456 STORE_FLAG_VALUE is negative.
6458 2003-01-27 Richard Henderson <rth@redhat.com>
6460 * Makefile.in (cse.o): Depend on TARGET_H.
6461 * cse.c (rtx_cost): Use targetm.rtx_costs.
6462 * system.h (CONST_COSTS RTX_COSTS DEFAULT_RTX_COSTS): Poison.
6463 * doc/tm.texi: Update.
6465 * target.h (targetm.rtx_costs): New.
6466 * target-def.h (TARGET_RTX_COSTS): New.
6467 * hooks.c (hook_bool_rtx_int_int_intp_false): New.
6470 * config/alpha/alpha.c (alpha_rtx_cost_data): New.
6471 (alpha_rtx_costs, TARGET_RTX_COSTS): New.
6472 * config/alpha/alpha.h (PROCESSOR_MAX): New.
6473 (CONST_COSTS, RTX_COSTS): Remove.
6475 * config/arc/arc.c, config/arc/arc.h, config/c4x/c4x.c,
6476 config/c4x/c4x.h, config/cris/cris.c, config/cris/cris.h,
6477 config/d30v/d30v.c, config/d30v/d30v.h, config/dsp16xx/dsp16xx.c,
6478 config/dsp16xx/dsp16xx.h, config/frv/frv.c, config/frv/frv.h,
6479 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
6480 config/i370/i370.h, config/i386/i386.c, config/i386/i386.h,
6481 config/i960/i960.c, config/i960/i960.h, config/ia64/ia64.c,
6482 config/ia64/ia64.h, config/m32r/m32r.c, config/m32r/m32r.h,
6483 config/m68k/m68k.c, config/m68k/m68k.h, config/m88k/m88k.c,
6484 config/m88k/m88k.h, config/mcore/mcore.c, config/mcore/mcore.h,
6485 config/mips/mips.c, config/mips/mips.h, config/mn10200/mn10200.c,
6486 config/mn10200/mn10200.h, config/mn10300/mn10300.c,
6487 config/mn10300/mn10300.h, config/ns32k/ns32k.c, config/ns32k/ns32k.h,
6488 config/pa/pa.c, config/pa/pa.h, config/pdp11/pdp11.c,
6489 config/pdp11/pdp11.h, config/romp/romp.c, config/romp/romp.h,
6490 config/rs6000/rs6000.c, config/rs6000/rs6000.h, config/s390/s390.c,
6491 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
6492 config/stormy16/stormy16.c, config/stormy16/stormy16.h,
6493 config/v850/v850.c, config/v850/v850.h,
6494 config/xtensa/xtensa.c, config/xtensa/xtensa.h
6495 (CONST_COSTS, RTX_COSTS): Move code ...
6496 (foo_rtx_costs, TARGET_RTX_COSTS): ... here.
6498 * config/arm/arm.c (arm_rtx_costs_1): Rename from arm_rtx_costs.
6499 (arm_rtx_costs, TARGET_RTX_COSTS): New.
6500 * config/arm/arm-protos.h: Update.
6501 * config/arm/arm.h (DEFAULT_RTX_COSTS): Remove.
6503 * config/avr/avr.h (CONST_COSTS): Move code ...
6504 * config/avr/avr.c (avr_rtx_costs): ... here.
6505 (default_rtx_costs): Make static.
6506 * config/avr/avr-protos.h: Update.
6508 * config/h8300/h8300.c (const_costs): Make static.
6509 (h8300_and_costs, h8300_shift_costs): Likewise.
6510 * config/h8300/h8300-protos.h: Update.
6512 * config/ip2k/ip2k.h (DEFAULT_RTX_COSTS): Remove.
6513 (CONST_COSTS): Move code ...
6514 * config/ip2k/ip2k.c (ip2k_rtx_costs): ... here. Rename from
6515 default_rtx_costs; update for signature change.
6516 * config/ip2k/ip2k-protos.h: Update.
6518 * config/m68hc11/m68hc11.h (RTX_COSTS): Remove.
6519 (CONST_COSTS): Move code ...
6520 * config/m68hc11/m68hc11.c (m68hc11_rtx_costs): ... here.
6521 (TARGET_RTX_COSTS): New.
6522 (m68hc11_rtx_costs_1): Rename from m68hc11_rtx_costs; make static.
6523 * config/m68hc11/m68hc11-protos.h: Update.
6525 * config/m68k/m68k.c (const_int_cost): Make static.
6526 * config/m68k/m68k-protos.h: Update.
6528 * config/mcore/mcore.c (mcore_const_costs): Make static.
6529 (mcore_and_cost, mcore_ior_cost): Likewise.
6530 * config/mcore/mcore-protos.h: Update.
6532 * config/mmix/mmix.c (mmix_rtx_costs, TARGET_RTX_COSTS): New.
6533 (mmix_rtx_cost_recalculated): Remove.
6534 * config/mmix/mmix.h (DEFAULT_RTX_COSTS): Remove.
6535 * config/mmix/mmix-protos.h: Update.
6537 * config/sh/sh.c (shiftcosts): Make static.
6538 (addsubcosts, andcosts, multcosts): Likewise.
6539 * config/sh/sh-protos.h: Update.
6541 * config/sparc/sparc.c (TARGET_RTX_COSTS): New.
6542 (sparc_rtx_costs): Make static; update for change in signature.
6543 * config/sparc/sparc.h (RTX_COSTS_CASES, RTX_COSTS): Remove.
6544 * config/sparc/sparc-protos.h: Update.
6546 * config/v850/v850.c (const_costs): Make static.
6547 * config/v850/v850-protos.h: Update.
6549 * config/vax/vax.h (RTX_COSTS): Remove.
6550 (CONST_COSTS): Move code ...
6551 * config/vax/vax.c (vax_rtx_costs_1): ... here; rename
6553 (vax_rtx_costs, TARGET_RTX_COSTS): New.
6555 2003-01-27 Richard Henderson <rth@redhat.com>
6557 * config/vax/vax.h (ASM_OUTPUT_MI_THUNK): Remove. Really.
6558 * config/vax/vax-protos.h: Update. Really.
6560 2003-01-28 Alexandre Oliva <aoliva@redhat.com>
6562 * config/mips/mips.h (UNITS_PER_HWFPVALUE): Renamed from...
6563 (UNITS_PER_FPVALUE): Defined as the width of a long double, or
6564 zero if no hardware floating point.
6565 (LONG_DUBLE_TYPE_SIZE): Set to 128 on N32 and N64.
6566 (MAX_FIXED_MODE_SIZE): Define to LONG_DOUBLE_TYPE_SIZE.
6567 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6568 (BIGGEST_ALIGNMENT): Same as LONG_DOUBLE_TYPE_SIZE.
6569 (FUNCTION_VALUE_REGNO_P): Set for FP_RETURN+2 on N32 and N64.
6570 * config/mips/mips.c (mips_arg_info): Pass TFmode values in
6571 even FP registers on N32 and N64.
6572 (mips_setup_incoming_varargs): Use UNITS_PER_HWFPVALUE.
6573 (mips_va_start): Adjust alignment of ARG_POINTER_REGNUM.
6574 (mips_va_arg): Use UNITS_PER_HWFPVALUE. Impose additional
6575 even-register-like alignment to 128-bit arguments.
6576 (save_restore_insns): Use UNITS_PER_HWFPVALUE.
6577 (mips_function_value): Likewise. Return TFmode in $f0 and $f2
6579 * config/mips/_tilib.c (__negti2, __ashlti3, __lshrti3): New.
6580 * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Add _tilib.c.
6581 (TPBIT): Set to tp-bit.c.
6582 (tp-bit.c): Create out of fp-bit.c.
6584 2003-01-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
6586 * c-parse.in: Remove '%expect 32' directive in objc mode.
6588 2003-01-27 Nathan Sidwell <nathan@codesourcery.com>
6590 * Makefile.in (LIB2FUNCS_ST): Remove _gcov.
6591 (LIBGCOV): New variable.
6592 (libgcc.mk): Add LIBGCOV.
6593 (LIBGCC_DEPS): Add libgcov.c.
6594 (libgcov.a): New target.
6595 (clean): Remove libgcov.a.
6596 (install-libgcc): Do libgcov too.
6597 (stage1-start, stage2-start, stage3-start, stage4-start): Deal
6599 * libgcc2.c (L_gcov): Move into ...
6600 * libgcov.c: ... here. New file.
6601 * mklibgcc.in: Add libgcov rules.
6602 * gcc.c (LINK_COMMAND_SPEC): Add -lgcov when profiling.
6604 * doc/invoke.texi (profile-arcs, test-coverage): Update and
6607 * profile.c (index_counts_file): Remove duplicate check for open file.
6609 2003-01-27 Jerry Quinn <jlquinn@optonline.net>
6611 * gcc/doc/invoke.texi (Optimization Options): Group together
6612 optional and experimental flags. Move trapv and bounds-check
6613 out of this section. Group floating point flags together.
6614 (Code Gen Options): Move trapv and bounds-check to here.
6616 2003-01-27 Josef Zlomek <zlomekj@suse.cz>
6618 * gcse.c (constprop_register): Check NEXT_INSN (insn) != NULL.
6620 2003-01-27 Richard Earnshaw <rearnsha@arm.com>
6622 PR optimization/9090
6623 * function.c (purge_addressof_1): After pushing an addressed register
6624 onto the stack, simplify the result.
6626 2003-01-27 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6628 * doc/extend.texi: Fix typo.
6630 2003-01-27 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6632 * doc/cppopts.texi: Fix typo.
6633 * doc/objc.texi: Likewise.
6634 * doc/passes.texi: Likewise.
6636 2003-01-27 Alexandre Oliva <aoliva@redhat.com>
6638 * real.c (ibm_extended_format): Add 53 to minimum exponent.
6639 (encode_ibm_extended): Adjust.
6641 2003-01-26 Gabriel Dos Reis <gdr@soliton.integrable-solutions.net>
6643 * timevar.def (TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION): New
6644 timevar_id enumerations.
6646 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
6648 * combine.c: Fix formatting.
6650 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
6652 * doc/gccint.texi: Update the copyright.
6654 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
6656 * doc/cpp.texi: Fix typos.
6657 * doc/extend.texi: Likewise.
6658 * doc/gty.texi: Likewise.
6659 * doc/install.texi: Likewise.
6660 * doc/passes.texi: Likewise.
6661 * doc/rtl.texi: Likewise.
6662 * doc/tm.texi: Likewise.
6664 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
6666 * config/ia64/fde-glibc.c: Fix comment typos.
6667 * config/ia64/hpux.h: Likewise.
6668 * config/ia64/ia64.c: Likewise.
6669 * config/ia64/ia64.h: Likewise.
6670 * config/ia64/unwind-ia64.c: Likewise.
6672 2003-01-26 Kazu Hirata <kazu@cs.umass.edu>
6674 * config/i386/i386-modes.def: Fix comment typos.
6675 * config/i386/i386.c: Likewise.
6676 * config/i386/i386.md: Likewise.
6678 2003-01-26 Steven Bosscher <s.bosscher@student.tudelft.nl>
6680 * config/avr/avr.h, config/cris/aout.h, config/elfos.h,
6681 config/i386/freebsd-aout.h, config/mips/iris6.h: Undefine
6682 ASM_FINISH_DECLARE_OBJECT before defining it.
6683 * toplev.c (rest_of_decl_compilation): Don't define
6684 ASM_FINISH_DECLARE_OBJECT. Only use it if it is defined.
6685 (rest_of_type_compilation): Don't ATTRIBUTE_UNUSED function
6686 parameters for DWARF2 targets because they _are_ used.
6688 2003-01-26 Alexandre Oliva <aoliva@redhat.com>
6690 * fp-bit.h: Define macros for TFmode floating-point constants
6691 in IBM-extended TFmode types.
6692 (TMODES): Define if __LDBL_MANT_DIG__ has the newly-supported
6694 * config/fp-bit.c (pack_d, unpack_d): Support IBM-extended
6697 * config/fp-bit.h: Define macros for TFmode floating-point
6698 constants in IEEE quad TFmode type. Declare functions according
6700 (TMODES): Define if __LDBL_MANT_DIG__ is 113.
6701 (TFtype, TItype, UTItype): Define if TMODES is defined.
6702 (MAX_UDI_INT, MAX_DI_INT, BITS_PER_DI): Likewise.
6703 (F_T_BITOFF, D_T_BITOFF): Define.
6704 (IMPLICIT_1, IMPLICIT_2): Cast constants to types that are
6705 guaranteed to be wide enough.
6706 * config/fp-bit.c: Check for L_ macros for tf functions.
6709 (pack_d, unpack_d): Support IEEE 854 quad type.
6710 (_fpmul_parts): Support TFmode. Compute exponent adjustment
6711 from FRAC_NBITS, FRAC_BITS and NGARDS.
6712 (usi_to_float): Cast constants to be shifted to fractype
6713 instead of assuming long long is wide enough.
6714 (sf_to_tf, df_to_tf, __make_tp, tf_to_df, tf_to_sf): New.
6716 2003-01-26 Andreas Jaeger <aj@suse.de>
6718 * df.c: Remove prototype of unused function df_regno_rtl_debug.
6720 2003-01-26 Alexandre Oliva <aoliva@redhat.com>
6722 * Makefile.in (FPBIT_FUNCS): Added _sf_to_tf.
6723 (DBBIT_FUNCS): Added _df_to_tf.
6725 (libgcc.mk): Pass TPBIT and TPBIT_FUNCS down.
6726 (LIBGCC_DEPS): Added TPBIT.
6727 * mklibgcc.in: Support TPBIT and TPBIT_FUNCS.
6729 * optabs.c (expand_binop) <add, sub>: Return xtarget if we haven't
6730 been able to move the result to target.
6732 * expr.c (emit_group_store): Initialize dst with CONST0_RTX
6733 for the appropriate mode.
6735 * calls.c (emit_library_call_value_1): Handle return values
6738 * rtl.c (get_mode_alignment): Moved to...
6739 * stor-layout.c: ... here.
6741 * print-rtl.c (print_rtx): Don't print MEM details in
6744 2003-01-26 Michael Hayes <mph@paradise.net.nz>
6746 * df.h: Update comments, tidy formatting.
6747 (DF_FORWARD, DF_REVERSE, DF_UNION, DF_INTERSECTION): Rename from FORWARD,
6748 REVERSE, UNION, INTERSECTION. All uses updated.
6749 (OLD_DF_INTERFACE): Remove.
6750 (struct insn_info): Remove commented out insn field.
6751 * df.c: Update comments, tidy formatting.
6752 (df_def_table_realloc): Remove.
6755 2003-01-26 Alan Modra <amodra@bigpond.net.au>
6757 * calls.c (save_fixed_argument_area): Tidy.
6758 (restore_fixed_argument_area): Tidy. Set alignment of stack_area.
6759 (expand_call): Comment typo fixes. Don't init low_to_save. Start
6760 call chain loop at 1 if !try_tail_call. Formatting.
6761 (emit_library_call_value_1): Don't init low_to_save or high_to_save.
6762 Use save_fixed_argument_area and restore_fixed_argument_area.
6764 2003-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6766 * df.c (df_uses_record): Handle CC0.
6768 2003-01-25 Ulrich Weigand <uweigand@de.ibm.com>
6770 * reload.c (maybe_memory_address_p): New function.
6771 (find_reloads_address): Use it instead of memory_address_p.
6773 2003-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
6775 * final.c (shorten_branches): Align the address of code label
6776 when computing initial lengths and addresses.
6778 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
6780 * config/m68hc11/m68hc11.md: Fix a comment typo.
6782 2003-01-25 Andreas Jaeger <aj@suse.de>
6784 * config/i386/i386.c (x86_output_mi_thunk): Correct test for
6787 2003-01-25 Roger Sayle <roger@eyesopen.com>
6789 * gcse.c (bypass_last_basic_block): New global variable.
6790 (bypass_block): Use redirect_edge_and_branch_force to redirect
6791 fall-through edges. Use bypass_last_basic_block to determine
6792 which blocks have valid PRE information.
6793 (bypass_conditional_jumps): Initialize bypass_last_basic_block.
6795 2003-01-25 Jan Hubicka <jh@suse.cz>
6797 * gcse.c (local_cprop_pass): Update reg_sets table when needed.
6799 2003-01-25 Jan Hubicka <jh@suse.cz>
6800 Eric Botcazou <ebotcazou@libertysurf.fr>
6802 * gcse.c (one_cprop_pass): Delete unreachable blocks.
6804 2003-01-25 Richard Henderson <rth@redhat.com>
6806 * config/ia64/ia64.c (ia64_rwreloc_select_rtx_section): Rename
6807 from ia64_aix_select_rtx_section.
6808 (ia64_rwreloc_select_section): Simlarly; use default*_1 function
6809 instead of saving and restoring flag_pic.
6810 (ia64_rwreloc_unique_section): Similarly.
6811 * config/ia64/aix.h (TARGET_ASM_SELECT_SECTION,
6812 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Update.
6813 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
6814 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): New.
6816 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
6818 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Update a
6821 2003-01-25 Richard Henderson <rth@redhat.com>
6823 * config/m68k/m68k-none.h (ASM_SPEC): Adjust inter-option spacing.
6825 2003-01-25 Kelley Cook <kelleycook@comcast.net>
6827 * ggc-simple.c (debug_ggc_tree): Add PTR cast.
6829 2003-01-25 Segher Boessenkool <segher@koffie.nl>
6831 * bitmap.h (BITMAP_WORD): New typedef: fundamental storage
6832 type for bitmaps. Use unsigned long.
6833 (nBITMAP_WORD_BITS): New macro.
6834 (BITMAP_WORD_BITS): New macro.
6835 (rest of file): Use it.
6838 2003-01-25 Richard Henderson <rth@redhat.com>
6840 2002-02-19 Robert Lipe <robertlipe@usa.net>
6841 * config/i386/t-sco5gas: (CRTSTUFF_T_CFLAGS_S): Delete -mcoff.
6843 2003-01-25 Roger Sayle <roger@eyesopen.com>
6845 * builtins.c (purge_builtin_constant_p): Scan insn stream
6846 sequentially rather than by basic block.
6847 * function.c (purge_addressof): Simplify test with INSN_P.
6849 2003-01-25 Kazu Hirata <kazu@cs.umass.edu>
6851 * combine.c (simplify_comparison, case AND): Remove a redundant test.
6853 2003-01-25 Roger Sayle <roger@eyesopen.com>
6855 * function.h (struct function): New field calls_constant_p.
6856 (current_function_calls_constant_p): New macro for above.
6857 * function.c (prepare_function_start): Initialize calls_eh_return
6858 and calls_constant_p.
6859 * builtins.c (expand_builtin_constant_p): Set calls_constant_p.
6860 * toplev.c (rest_of_compilation): Only call purge_builtin_constant_p
6861 when the current_function_calls_constant_p.
6862 * integrate.c (expand_inline_function): Set calls_constant_p if
6863 the function being inlined has calls_constant_p set.
6865 2003-01-25 Roger Sayle <roger@eyesopen.com>
6867 * cse.c (fold_rtx): Instantiate CONSTANT_P_RTX to 0 when not
6868 optimizing, even if flag_gcse is true.
6869 * toplev.c (rest_of_compilation): purge_builtin_constant_p
6870 only needs to be called when "optimize > 0 && flag_gcse".
6872 2003-01-25 Roger Sayle <roger@eyesopen.com>
6874 * stmt.c (emit_case_bit_tests): New routine to implement suitable
6875 switch statements using the equivalent of "if ((1<<x) & cst) ... ".
6876 (case_bit_test_cmp): New comparison function for "qsort" to order
6877 case_bit_tests by decreasing number of destination nodes.
6878 (lshift_cheap_p): New function to determine if "1 << x" is cheap.
6879 (expand_end_case_type): Use emit_case_bit_tests to implement
6880 suitable switch statments.
6881 (CASE_USE_BIT_TESTS): New target macro to disable the above.
6882 * Makefile.in (stmt.o): Add dependency on optab.h.
6883 * doc/tm.texi (CASE_USE_BIT_TESTS): Document new target macro.
6885 2003-01-23 Andreas Schwab <schwab@suse.de>
6887 * config/ia64/crtend.asm [HAVE_INITFINI_ARRAY]: Make
6888 __do_global_ctors_aux hidden global and don't put it in
6890 * config/ia64/crtbegin.asm [HAVE_INITFINI_ARRAY]: Put it here
6891 instead so that it comes first.
6893 2003-01-25 Jan Hubicka <jh@suse.cz>
6895 * df.c (read_modify_subreg_p): When osize == UNITS_PER_WORD,
6896 subreg is read/modify.
6898 2003-01-25 Jan Hubicka <jh@suse.cz>
6900 * i386.c (ix86_expand_movstr, ix86_expand_clrstr): Consistently
6901 do libcall for large blocks.
6902 * i386.md (comi patterns): Set type to ssecomi.
6903 (sse2_unpck?pd): Fix mode of vec_select.
6905 * cse.c: Include except.h
6906 (cse_set_around_loop): Do not create new basic blocks.
6907 * Makefile.in (cse.o): Add dependnecy on except.h
6909 2003-01-25 Jan Hubicka <jh@suse.cz>
6911 * builtins.c (fold_trunc_transparent_mathfn): New function.
6912 (fold_builtin): Use it.
6913 * convert.c (convert_to_real): Re-enable code to convert
6914 math functions; add support for floor familly functions.
6916 2003-01-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6918 * Makefile.in (cfgloop.o, cfgloopanal.o, cfgloopmanip.o): Add
6919 dependencies on coretypes.h and $(TM_H).
6921 2003-01-25 Jan Hubicka <jh@suse.cz>
6923 * builtins.c (fold_trunc_transparent_mathfn): Undo accidental commit.
6925 2003-01-24 Stuart Hastings <stuart@apple.com>
6927 * config/i386/i386.c (x86_output_mi_thunk): Add Darwin/x86 support.
6929 2003-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6931 * config/c4x/c4x.md (UNSPEC_BU): New constants.
6932 (UNSPEC_RPTS, UNSPEC_LSH, UNSPEC_CMPHI, UNSPEC_RCPF): Likewise.
6933 (UNSPEC_RND, UNSPEC_RPTB_FILL, UNSPEC_LOADHF_INT): Likewise.
6934 (UNSPEC_STOREHF_INT, UNSPEC_RSQRF, UNSPEC_LOADQF_INT): Likewise.
6935 (UNSPEC_STOREQF_INT, UNSPEC_LDIV, UNSPEC_PUSH_ST): Likewise.
6936 (UNSPEC_POP_ST, UNSPEC_PUSH_DP, UNSPEC_POP_DP): Likewise.
6937 (UNSPEC_POPQI, UNSPEC_POPQF, UNSPEC_ANDN_ST): Likewise.
6938 (UNSPEC_RPTB_INIT, UNSPEC_TOIEEE, UNSPEC_FRIEEE): Likewise.
6940 2003-01-24 Jan Hubicka <jh@suse.cz>
6942 * emit-rtl.c (reg_attrs_htab): New static variable.
6943 (reg_attrs_htab_hash, reg_attrs_htab_eq, get_reg_attrs): New static
6945 (reg_rtx): Do not maintain regno_decl.
6946 (gen_rtx_REG_offset, set_reg_attrs_from_mem, set_delc_rtx,
6947 set_mem_attrs_from_reg): New global function.
6948 (init_emit): Do not initialize regno_decl.
6949 (init_emit_once): initialize reg_attrs_htab.
6950 * final.c (alter_subreg): Do not replace REG by SUBREG.
6951 (gen_mem_expr_from_op): Improve output.
6952 (output_asm_operands): Likewise.
6953 * function.c (assign_params): Do not set REGNO_DECL.
6954 * function.h (struct function): Kill regno_decl.
6956 * gengtype.c (adjust_field_rtx_def): Handle new field of reg.
6957 * print_rtl.c (print_rtx): Output REG information.
6958 * regclass.c (reg_scan_mark_refs): Update attrs.
6959 * reload1.c (alter_reg): Likewise.
6960 * simplify_rtx.c (simplify_subreg): Likewise.
6961 * stmt.c (expand_decl): Likewise.
6962 * rtl.def (REG): Add new field.
6963 * rtl.h (struct reg_attrs): New.
6964 (rtunion_def): At rtreg.
6965 (X0MEMATTR): Add checking.
6966 (X0REGATTR, REG_ATTRS, REG_EXPR, REG_OFFSET): New macro.
6967 (set_reg_attrs_from_mem, set_mem_attrs_from_reg, gen_rtx_REG_offset):
6969 * tree.h (SET_DECL_RTL): Call set_decl_rtl.
6971 2003-01-24 Bob Wilson <bob.wilson@acm.org>
6973 * config/xtensa/xtensa.c: Remove unused include of machmode.h.
6974 (xtensa_emit_call, print_operand): Fix printf format strings
6975 to avoid compile warnings.
6976 (xtensa_function_prologue, xtensa_function_epilogue): Change type
6977 of "size" argument to HOST_WIDE_INT to fix compile warnings.
6978 * config/xtensa/xtensa-protos.h
6979 (xtensa_function_prologue, xtensa_function_epilogue): Ditto.
6981 2003-01-24 Jan Hubicka <jh@suse.cz>
6983 * builtins.c (DEF_BUILTIN): Accept 10 arguments.
6984 (implicit_built_in_decls): New global array.
6985 (mathfn_built_in): New global function.
6986 (fold_trunc_transparent_mathfn): New static function
6987 (expand_builtin_strstr, expand_bultin_strchr,
6988 expand_builtin_strpbrk, expand_builtin_strcpy,
6989 expand_builtin_strncpy, expand_bultin_strcmp,
6990 expand_bultin_strncat, expand_builtin_fputs): Use
6991 implicint_built_in_decls.
6992 (fold_builtin): Fold floor/trunc/round/ceil/nearbyint.
6993 * builtins.def: Fix comments.
6994 (DEF_GCC_BUILTIN, DEF_FALLBACK_BUILTIN, DEF_EXT_FALLBACK_BUILTIN,
6995 DEF_LIB_BUILTIN, DEF_LIB_ALWAYS_BUILTIN, DEF_EXT_LIB_BUILTIN,
6996 DEF_C99_BULTIN, DEF_FRONT_END_LIB_BUILTIN,
6997 DEF_EXT_FRONT_END_LIB_BUILTIN): Pass implicit as needed.
6998 (DEF_C99_C90RES_BULTIN): New.
6999 (*f, *l builtins): Update.
7000 * c-common.c (DEF_BUILTIN): Initialize implicit array.
7001 (c_expand_builtin_printf, c_expand_builtin_fprintf): Update.
7002 * convert.c (strip_float_extensions): New global function.
7003 * tree.h (DEF_BUILTIN): Accept 10 arguments.
7004 (implicit_built_in_decls, mathfn_built_in, strip_float_extension):
7006 * java/builtins.c (define_builtin): Handle implicit.
7007 (DEF_BUILTIN): Update.
7008 * tm.texi (TARGET_C99_FUNCTIONS): Document.
7009 * defaults.h (TARGET_C99_FUNCTIONS): Default to 0.
7010 * config/linux.h (TARGET_C99_FUNCTIONS): Default to 1
7013 2003-01-24 Bob Wilson <bob.wilson@acm.org>
7015 * config.gcc (xtensa-*-elf*): Removed assignments to with_newlib,
7016 extra_parts, and fixincludes. Add xtensa/t-elf tmake_file.
7017 (xtensa-*-linux*): Add xtensa/t-linux tmake_file.
7018 * config/xtensa/crti.asm: New file.
7019 * config/xtensa/crtn.asm: New file.
7020 * config/xtensa/t-elf: New file.
7021 * config/xtensa/t-linux: New file.
7022 * config/xtensa/t-xtensa: Add rules for crti.o and crtn.o.
7023 Move various CFLAGS settings to new t-elf file.
7025 2003-01-24 Richard Henderson <rth@redhat.com>
7027 PR optimization/4382
7028 * tree-inline.c (find_builtin_longjmp_call_1): New.
7029 (find_builtin_longjmp_call): New.
7030 (inlinable_function_p): Use it.
7032 2003-01-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7034 * config/i386/i386-protos.h (function_arg_pass_by_reference): Declare.
7035 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use it.
7036 * config/i386/i386.c (function_arg_pass_by_reference): New.
7037 (ix86_va_arg): Support arguments passed by reference.
7039 2003-01-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7041 * cfgloopanal.c: New file.
7042 * cfgloopmanip.c: New file.
7043 * Makefile.in (cfgloopanal.o, cfgloopmanip.o): New.
7044 (toplev.o, loop.o, doloop.o, unroll.o, cfgloop.o, predict.o,
7045 cfglayout.o): Add dependency on cfgloop.h.
7046 (cfgloop.o): Add flags.h dependency.
7047 * basic-block.h (BB_IRREDUCIBLE_LOOP, BB_SUPERBLOCK): New flags.
7048 (VLS_EXPECT_PREHEADERS, VLS_EXPECT_SIMPLE_LATCHES): Removed.
7049 (struct loop, struct loops, flow_loops_find, flow_loops_update,
7050 flow_loops_free, flow_loops_dump, flow_loop_dump,
7051 flow_loop_scan, flow_loop_tree_node_add, flow_loop_tree_node_remove,
7052 LOOP_TREE,,LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
7053 LOOP_ALL, flow_loop_outside_edge_p, flow_loop_nested_p,
7054 flow_bb_inside_loop_p, get_loop_body, loop_preheader_edge,
7055 loop_latch_edge, add_bb_to_loop, remove_bb_from_loops,
7056 find_common_loop, verify_loop_structure): Declarations moved to ...
7057 * cfgloop.h: New file.
7058 * bb-reorder.c (reorder_basic_blocks): Modified.
7059 * cfglayout.c: Include cfgloop.h.
7060 (cleanup_unconditional_jumps, cfg_layout_redirect_edge,
7061 cfg_layout_duplicate_bb, cfg_layout_initialize): Update loop structure.
7062 (break_superblocks): New static function.
7063 (cfg_layout_finalize): Use it.
7064 (cfg_layout_split_block): New function.
7065 * cfglayout.h (struct reorder_block_def): Add copy and duplicated
7067 (cfg_layout_initialize, cfg_layout_redirect_edge): Declaration
7069 (cfg_layout_split_block): Declare.
7070 * cfgloop.c: Include cfgloop.h and flags.h.
7071 (flow_loop_dump, flow_loops_free, flow_loop_exit_edges_find,
7072 get_loop_body): Avoid signed versus unsigned comparison warnings.
7073 (make_forwarder_block, flow_loops_find, loop_preheader_edge,
7074 loop_latch_edge): Modified.
7075 (verify_loop_structure): Modified to use flags stored in loop structure;
7076 check irreducible loops.
7077 (cancel_loop, cancel_loop_tree): New functions.
7078 (estimate_probability): Use loop analysis code for predictions.
7079 (estimate_loops_at_level): Avoid signed versus unsigned comparison
7081 * doloop.c: Include cfgloop.h.
7082 * loop.c: Include cfgloop.h.
7083 * predict.c: Include cfgloop.h.
7084 * toplev.c: Include cfgloop.h.
7085 * unroll.c: Include cfgloop.h.
7086 * tracer.c (tracer): Modified.
7088 2003-01-24 Kazu Hirata <kazu@cs.umass.edu>
7090 * config/h8300/h8300.c (get_shift_alg): Fix a typo.
7092 2003-01-24 Ulrich Weigand <uweigand@de.ibm.com>
7094 * configure.in (HAVE_AS_TLS): Add s390-*-* and s390x-*-* cases.
7095 * configure: Regenerate.
7097 * config/s390/s390-protos.h (tls_symbolic_operand): Add prototype.
7098 (tls_symbolic_reference_mentioned_p): Add prototype.
7099 (s390_tls_get_offset): Add prototype.
7100 (emit_pic_move): Remove prototype, replace by ...
7101 (emit_symbolic_move): .. this new prototype.
7103 * config/s390/s390.c (TARGET_HAVE_TLS): Conditionally define.
7104 (tls_model_chars): New global variable.
7105 (s390_encode_section_info): Encode TLS model.
7106 Use targetm.binds_local_p to check for local symbols.
7107 (s390_strip_name_encoding): New function.
7108 (TARGET_STRIP_NAME_ENCODING): Define.
7110 (get_thread_pointer): New function.
7111 (legitimize_tls_address): New function.
7112 (legitimize_address): Call it.
7113 (emit_pic_move): Remove, replace by ...
7114 (emit_symbolic_move): ... this new function.
7116 (larl_operand): Handle TLS operands.
7117 (legitimate_constant_p): Likewise.
7118 (s390_decompose_address): Likewise.
7119 (s390_cannot_force_const_mem): New function.
7120 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7122 (s390_output_symbolic_const): Handle TLS unspecs.
7123 (print_operand): New code 'J'.
7124 (machine_function): Add struct member 'some_ld_name'.
7125 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
7127 (enum s390_builtin): New type.
7128 (code_for_builtin_64, code_for_builtin_31): New global variables.
7129 (s390_init_builtins, s390_expand_builtin): New functions.
7130 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
7132 * config/s390/s390.h (TLS_SYMBOLIC_CONST): New macro.
7133 (ASM_OUTPUT_LABELREF): Define.
7134 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Handle TLS constants.
7136 * config/s390/s390.md: Define TLS UNSPEC constants.
7137 ("movdi", "movsi"): Handle TLS operands.
7138 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): New insns.
7139 ("*tls_load_64", "*tls_load_31"): New insns.
7140 ("call_value_tls", "call_value_tls_exp"): New expanders.
7141 ("brasl_tls", "bras_tls", "basr_tls_64", "basr_tls_31",
7142 "bas_tls_64", "bas_tls_31"): New insns.
7144 2003-01-24 Nathan Sidwell <nathan@codesourcery.com>
7146 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Make sure
7147 spe ABI is configured, if requested.
7149 2003-01-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7151 * doc/passes.texi: Fix typo.
7153 2003-01-24 Andreas Schwab <schwab@suse.de>
7155 * stor-layout.c (excess_unit_span): Only define if used.
7157 2003-01-24 Jerry Quinn <jlquinn@optonline.net>
7159 * gcc/doc/invoke.texi (Optimization Options): List -O levels
7160 for each optimization flag.
7162 2003-01-24 Kazu Hirata <kazu@cs.umass.edu>
7164 * config/h8300/h8300.md (*andsi3_ashift_n_lower): New.
7166 2003-01-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7168 * doc/bugreport.texi: Use @command instead of @code for commands.
7169 * doc/collect2.texi: Likewise.
7170 * doc/headerdirs.texi: Likewise.
7171 * doc/invoke.texi: Likewise.
7172 * doc/standards.texi: Likewise.
7173 * doc/tm.texi: Likewise.
7174 * doc/trouble.texi: Likewise.
7176 2003-01-24 Nick Clifton <nickc@redhat.com>
7178 * config/arm/arm.c (use_return_insn): Do not use a single return
7179 instruction for interrupt handelrs which have to create a stack
7181 (arm_expand_prologue): Do not pre-bias the return address of
7182 interrupt handlers which create a stack frame.
7184 2003-01-24 Nick Clifton <nickc@redhat.com>
7188 2002-08-12 Alexandre Oliva <aoliva@redhat.com>
7190 * config/sh/sh.c (output_branch) [TARGET_SH2E]: Handle
7191 med_cbranches. Fix logic in short_cbranches.
7193 2002-04-03 Alexandre Oliva <aoliva@redhat.com>
7195 * config/sh/sh.md (delay for cbranch): Don't annul delay
7197 * config/sh/sh.c (sh_insn_length_adjustment): Add 2 for
7198 cbranch with unfilled delay slot on SH2e.
7199 (output_branch): Fill with a nop the delay slot of a
7200 branch that required a delay slot but didn't get one.
7202 2002-04-02 Alexandre Oliva <aoliva@redhat.com>
7204 * doc/invoke.texi (SH options): Document -m2e.
7205 * config/sh/crt1.asm: Add __SH2E__ Next to __SH3E__.
7206 * config/sh/lib1funcs.asm: Likewise.
7207 * config/sh/sh.c: Replace all uses of TARGET_SH3E with SH2E.
7208 * config/sh/sh.h (CPP_SPEC): Define __SH2E__ for -m2e, and
7210 (CONDITIONAL_REGISTER_USAGE): Don't disable FP regs from
7212 (SH3E_BIT): Renamed to...
7213 (SH_E_BIT): ... this. Replace all uses.
7214 (TARGET_SH2E): Define from SH_E_BIT and TARGET_SH2.
7215 Replace all uses of TARGET_SH3E with TARGET_SH2E.
7216 (TARGET_SWITCHES): Added 2e.
7217 (OVERRIDE_OPTIONS): Set sh_cpu for SH2E.
7218 (processor_type): Added PROCESSOR_SH2E.
7219 * config/sh/sh.md: Replace all uses of TARGET_SH3E with
7220 TARGET_SH2E, except in sqrtsf2_i.
7221 (attribute cpu): Added sh2e.
7222 * config/sh/t-sh (MULTILIB_OPTIONS): Replace m3e with m2e.
7223 (MULTILIB_MATCHES): Use m2e multilib for m3e.
7224 * config.gcc: Add sh2e target support.
7226 2003-01-24 Phil Edwards <pme@gcc.gnu.org>
7228 Rename -W to -Wextra.
7229 * c-decl.c: Update comments.
7230 * c-typeck.c: Likewise.
7231 * flags.h: Likewise.
7232 * function.c: Likewise.
7234 * toplev.c: Update comments.
7235 (W_options): Add 'extra'.
7236 (display_help): Remove '-W'.
7237 (decode_W_option): Special warn_uninitialized treatment in the case
7239 * doc/invoke.texi: Update with new entries.
7241 2003-01-23 Richard Henderson <rth@redhat.com>
7243 * ifcvt.c (noce_process_if_block): Re-add check vs X being changed
7244 in no-else-block case. Add commentary.
7246 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7248 * configure.in: Revert last change.
7250 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7252 * configure.in: Don't include ansidecl.h in tconfig.h.
7253 * gcov-io.h (PARAMS, ATTRIBUTE_UNUSED: Define if IN_LIBGCC2.
7254 * unwind-dw2-fde.h (last_fde): Use __attribute__, not
7257 * configure: Regenerate.
7259 2003-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7262 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Don't destroy
7263 regs->nip. Fix rt_sigreturn frame layout. Add support for newer
7266 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7268 * cpplex.c (cpp_interpret_charconst): Squelch warning with cast.
7270 2003-01-23 Ulrich Weigand <uweigand@de.ibm.com>
7272 * genattrtab.c (write_attr_get): Mark 'insn' paramter
7273 as ATTRIBUTE_UNUSED.
7275 2003-01-23 Richard Earnshaw <rearnsha@arm.com>
7277 * arm.c (thumb_base_register_rtx_p): New function.
7278 (thumb_index_register_rtx_p): New function.
7279 (thumb_legitimate_address_p): New function.
7280 (thumb_legitimate_offset_p): New function.
7281 * arm.h (REG_STRICT_P): Define according to setting of REG_OK_STRICT.
7282 (ARM_GO_IF_LEGITIMATE_ADDRESS): Use REG_STRICT_P to avoid duplicate
7284 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Use thumb_legitimate_address_p.
7285 (THUMB_LEGITIMATE_OFFSET): Delte.
7286 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use thumb_legitimate_offset.
7287 * arm-protos.h (thumb_legitimate_address_p): Add prototype.
7288 (thumb_legitimate_offset_p): Likewise.
7290 2003-01-23 Andreas Schwab <schwab@suse.de>
7292 * unwind.h (_Unwind_GetTextRelBase): Mark parameter as unused.
7294 2003-01-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7296 * fixinc/Makefile.in (FL_LIST): Revert last change.
7298 2003-01-23 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7301 * invoke.texi (ftest-coverage): Fix broken cross-reference.
7302 Change @code to @command for gcov command.
7304 * gcc.texi: Adjust title of gcov section.
7306 * gcov.texi: Likewise.
7308 2003-01-22 Roger Sayle <roger@eyesopen.com>
7310 PR optimization/8423
7311 * cse.c (fold_rtx): Only eliminate a CONSTANT_P_RTX to 1 when
7312 its argument is constant, or 0 if !flag_gcse.
7313 * simplify-rtx.c (simplify_rtx): Convert CONSTANT_P_RTX to 1
7314 if it's argument is constant.
7315 * gcse.c (want_to_gcse_p): Ignore CONSTANT_P_RTX nodes.
7316 (hash_scan_set): Don't record CONSTANT_P_RTX expressions.
7317 (do_local_cprop): Don't propagate CONSTANT_P_RTX constants.
7318 * builtins.c (purge_builtin_constant_p): New function to force
7319 instantiation of any remaining CONSTANT_P_RTX nodes.
7320 * rtl.h (purge_builtin_constant_p): Prototype here.
7321 * toplev.c (rest_of_compilation): Invoke purge_builtin_constant_p
7322 pass after GCSE and before loop.
7323 (flag_gcse): No longer static.
7324 * flags.h (flag_gcse): Prototype here.
7326 2003-01-22 Ulrich Weigand <uweigand@de.ibm.com>
7328 * config/s390/s390.h (HARD_REGNO_MODE_OK): Fix warning regression
7329 introduced by last change.
7331 2003-01-22 Andreas Schwab <schwab@suse.de>
7333 * ra-rewrite.c (rewrite_program2): Initialize bb to avoid warning.
7335 2003-01-22 Kazu Hirata <kazu@cs.umass.edu>
7337 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): Don't
7338 request a scratch reg on H8S when the shift count is 8.
7340 2003-01-22 Ulrich Weigand <uweigand@de.ibm.com>
7342 * config/s390/s390-protos.h (preferred_la_operand_p):
7343 Remove second parameter.
7344 * config/s390/s390.c (preferred_la_operand_p): Likewise.
7345 * config/s390/s390.h (FRAME_REGNO_P, FRAME_REG_P): New macros.
7346 (HARD_REGNO_MODE_OK): Use FRAME_REGNO_P.
7347 * config/s390/s390.md ("*la_cc_64", "*la_cc_31", splitters): Remove.
7348 Add peepholes to transform ADD to LOAD ADDRESS.
7350 2003-01-22 Richard Earnshaw <rearnsha@arm.com>
7352 * arm.c (arm_address_register_rtx_p): New function.
7353 (arm_legitimate_address_p): New function.
7354 (arm_legitimate_index_p): New function.
7355 (legitimize_pic_address): Use arm_legitimate_index_p.
7356 * arm-protos.h (arm_legtimate_address_p): Add prototype.
7357 * arm.h (ARM_GO_IF_LEGITIMATE_INDEX): Delete.
7358 (ARM_GO_IF_LEGITIMATE_ADDRESS): Call arm_legitimate_address_p.
7360 2003-01-22 Hartmut Penner <hpenner@de.ibm.com>
7362 * config/s390/s390.md (floatdfdi2): Insn has type 'itof'.
7363 * config/s390/2064.md (define_bypass): Correct 'Load' and
7364 'Load-address' bypass values.
7366 2003-01-22 Andreas Schwab <schwab@suse.de>
7368 * config/ia64/t-ia64 (insn-attrtab.o-warn): Define as -Wno-error.
7370 2003-01-21 Zack Weinberg <zack@codesourcery.com>
7372 * genautomata.c (output_internal_insn_latency_func,
7373 output_print_reservation_func): Short circuit when there is no
7374 automaton to generate code for.
7376 2003-01-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7378 * Makefile.in (ssa-ccp.o): Depend on coretypes.h $(TM_H).
7379 (df.o): Delete duplicate dependency on coretypes.h $(TM_H).
7381 2003-01-21 Geoffrey Keating <geoffk@apple.com>
7383 * config/rs6000/rs6000.md: Remove warning.
7384 (builtin_setjmp_receiver): Likewise.
7385 * config/darwin.c (update_stubs): Slightly improve terrible hack
7386 with identifiers. Add comment pointing out problems with it.
7387 (update_non_lazy_ptrs): Likewise.
7389 2003-01-21 Richard Henderson <rth@redhat.com>
7391 * dwarf2out.c (lookup_filename): Fix printf format warning.
7392 * system.h (fread_unlocked, fwrite_unlocked): Undef.
7394 * fixinc/Makefile.in (FL_LIST): Add $($@-warn) hook.
7395 (fixincl.o-warn, gnu-regex.o-warn): New.
7396 * fixinc/fixfixes.c (FIX_PROC_HEAD): Mark parameters unused.
7397 * fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Likewise.
7398 * fixinc/fixincl.c (process): Fix printf format warning.
7400 2003-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7402 * dwarf2out (output_file_names): Don't crash if called
7403 with empty file_table.
7405 2003-01-21 Zack Weinberg <zack@codesourcery.com>
7407 * genautomata.c (output_internal_insn_latency_func): Add
7408 missing break statement to generated code.
7410 2003-01-21 Roger Sayle <roger@eyesopen.com>
7412 * stmt.c (same_case_target_p): New function to determine whether
7413 two case labels branch to the same target. Split out from...
7414 (group_case_nodes): ... here. Use same_case_target_p instead.
7415 (strip_default_case_nodes): Remove explicit case nodes
7416 that branch to the default destination.
7417 (expand_end_case_type): Call strip_default_case_nodes after
7418 group_case_nodes, to simplify the case-list before we count it.
7419 Only generate table_label RTX when actually needed. Try to share
7420 thiscase->exit_label and thiscase->data.case_stmt.default_label
7421 when a switch has no explicit default case. Simplify test for
7424 2003-01-21 Kazu Hirata <kazu@cs.umass.edu>
7426 * config/h8300/h8300.md (*negsf2_h8300): Use \\t instead of
7428 (*negsf2_h8300hs): Likewise.
7429 (*addsi3_lshiftrt_16_zexthi): Likewise.
7430 (*iorhi3_lshiftrt_8): Likewise.
7432 2003-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7434 * dwarf2out.c (fde_table_in_use): Mark GTY.
7435 (dwarf2out_cfi_label_num): New variable, marked GTY.
7436 (dwarf2out_cfi_label): Use it instead of static label_num.
7437 * emit-rtl.c (label_num): Mark GTY.
7439 2003-01-21 Kazu Hirata <kazu@cs.umass.edu>
7441 * config/h8300/h8300.c (output_plussi): Support H8/300.
7442 (compute_plussi_length): Likewise.
7443 (compute_plussi_cc): Likewise.
7444 * config/h8300/h8300.md (addsi_h8300): Use output_plussi to
7445 output assembly instructions.
7447 2003-01-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7449 * calls.c (fix_unsafe_tree): Prototype.
7451 * Makefile.in (GCC_WARN_CFLAGS): Add $(WERROR) $($@-warn)
7452 (gtype-desc.o-warn, c-decl.o-warn, varasm.o-warn, gcc.o-warn,
7453 insn-conditions.o-warn, out_object_file, gengtype-yacc.o-warn,
7454 c-parse.o-warn): Add -Wno-error.
7455 (STAGE2_FLAGS_TO_PASS): Add WERROR="@WERROR@".
7457 * configure.in (--enable-werror): Add new flag.
7458 * doc/install.texi (--enable-werror): Document.
7459 * configure: Regenerate.
7461 * objc/Make-lang.in (objc/objc-parse.o-warn): Add -Wno-error.
7463 2003-01-21 Andreas Schwab <schwab@suse.de>
7465 * genautomata.c (output_internal_insn_latency_func): Fix missing
7466 close paren in output.
7468 2003-01-21 Zack Weinberg <zack@codesourcery.com>
7470 * genautomata.c: Space savings in generated code:
7471 (output_dfa_insn_code_func): Split out the table-enlargement
7472 path to an out-of-line static function, dfa_insn_code_enlarge.
7473 (output_internal_insn_latency_func): Use a lookup table for the
7475 (output_print_reservation_func): Use a lookup table for the
7478 2003-01-21 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7481 * calls.c (fix_unsafe_tree): Split out from ...
7482 (expand_call): ... here. Use it on the function address too.
7484 2003-01-20 Richard Henderson <rth@redhat.com>
7486 * expr.h (default_must_pass_in_stack): Move decl outside ifdef.
7488 2003-01-20 Richard Henderson <rth@redhat.com>
7491 * stmt.c (expand_asm_operands): Validize memory operands.
7493 2003-01-20 Richard Henderson <rth@redhat.com>
7496 * ifcvt.c (noce_process_if_block): Correct arguments to
7497 modified_between_p for no-else-block case.
7499 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
7501 * config/h8300/h8300.c (const_costs): Remove a warning.
7502 (output_plussi): Likewise.
7503 (compute_plussi_length): Likewise.
7504 (compute_plussi_cc): Likewise.
7506 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
7508 * config/h8300/h8300.md (addsi_h8300): Remove the last
7511 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
7513 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
7515 2003-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7517 * system.h (__NO_STRING_INLINES): Define.
7519 2003-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7521 * ifcvt.c (noce_emit_store_flag): Don't emit store flag if mode of x
7522 is not a scalar int mode.
7524 2003-01-20 Roger Sayle <roger@eyesopen.com>
7526 * cse.c (cse_insn): Avoid RTL sharing when updating the RETVAL
7527 insn's notes following a substitution inside a libcall.
7529 2003-01-20 Zack Weinberg <zack@codesourcery.com>
7531 * configure.in: Check for system-provided 'uchar' type.
7532 * configure, config.in: Regenerate.
7533 * cpphash.h: Only typedef 'uchar' if the system doesn't.
7535 2003-01-20 Richard Henderson <rth@redhat.com>
7537 * expr.h (MUST_PASS_IN_STACK): Move implementation...
7538 * calls.c (default_must_pass_in_stack): ... here.
7540 2003-01-20 Vladimir Makarov <vmakarov@redhat.com>
7542 * genattrtab.h (INSN_ALTS_FUNC_NAME): Move it from genautomata.c.
7544 * genautomata.c (INSN_ALTS_FUNC_NAME): Move it into genattrtab.h.
7546 * genattr.c (main): Output default definition of AUTOMATON_ALTS.
7547 Wrap up definition of `insn_alts'.
7549 * genattrtab.c (main): Wrap up `insn_alts'.
7551 2003-01-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7553 * collect2.c (ldgetname): Check HAVE_DECL_LDGETNAME before
7555 * configure.in: Check for <ldfcn.h> and ldgetname() prototype.
7557 * config.in, configure: Regenerate.
7559 2003-01-20 Nick Clifton <nickc@redhat.com>
7561 * config/arm/arm.md (sibcall_epilogue): Add an
7562 UNSPEC_PROLOGUE_USE to prevent the link register from being
7565 2003-01-20 Jan Hubicka <jh@suse.cz>
7567 * i386.md (SSE cmov splitter): Handle memory operand in operand 5.
7569 2003-01-20 Andreas Schwab <schwab@suse.de>
7571 * system.h: Don't declare strsignal if the decl test hasn't been
7574 2003-01-20 Kazu Hirata <kazu@cs.umass.edu>
7576 * config/h8300/h8300.c (notice_update_cc): Don't assume that
7577 recog_data.operands[0] is always associated with cc0.
7579 2003-01-19 David Edelsohn <edelsohn@gnu.org>
7581 * collect2.c (ldgetname): Expand declaration to prototype.
7582 * read-rtl.c (atoll): Add prototype.
7583 * system.h (strsignal): Also declare if no declaration found.
7585 2003-01-19 Alexandre Oliva <aoliva@redhat.com>
7587 * config.gcc (mips64*-*-linux*): Added.
7588 * config/mips/linux64.h, config/mips/t-linux64: New file.
7589 * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Define.
7590 * config/mips/mips.c (override_options): Use it.
7591 * config/mips/mips.h (TARGET_SWITCHES): Added...
7592 (SUBTARGET_TARGET_SWITCHES): New, empty by default.
7593 * Makefile.in (SPECS): New.
7594 (STAGESTUFF, specs, mostlyclean, install-common): Use it.
7595 * gcc.c (process_command): Move self-spec processing past spec
7597 * doc/tm.texi (DRIVER_SELF_SPECS): Document the change.
7598 * doc/fragments.texi (MULTILIB_EXTRA_OPTS): Document need for
7601 * doc/invoke.texi (-mabi-fake-default): Document.
7603 2003-01-19 Stephane Carrez <stcarrez@nerim.fr>
7605 * config/m68hc11/m68hc11.c (stack_push_word, stack_pop_word,
7606 z_reg, z_reg_qi): Declare static and GTY().
7608 (create_regs_rtx): Don't create da_reg.
7609 ("gt-m68hc11.h"): Include for GTY roots.
7610 * config/m68hc11/m68hc11.h (ix_reg, iy_reg, d_reg): Declare extern
7612 (m68hc11_compare_op0, m68hc11_compare_op1): Likewise.
7613 (m68hc11_soft_tmp_reg): Likewise.
7614 * config/m68hc11/m68hc11-protos.h: Remove above declarations.
7616 2003-01-18 Kazu Hirata <kazu@cs.umass.edu>
7618 * basic-block.h: Fix comment formatting.
7619 * calls.c: Likewise.
7620 * combine.c: Likewise.
7621 * convert.c: Likewise.
7623 * haifa-sched.c: Likewise.
7624 * libgcc2.c: Likewise.
7626 * profile.c: Likewise.
7627 * system.h: Likewise.
7629 2003-01-18 Roger Sayle <roger@eyesopen.com>
7631 * config/pa/pa.md (muldi3): Avoid invalid sharing of SUBREG RTXs.
7633 2003-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7635 * ra-build.c (undef_to_size_word): Avoid `switch' warning.
7637 2003-01-17 Dale Johannesen <dalej@apple.com>
7639 * config/rs6000/rs6000.md (*floatsidf2_internal): Add earlyclobbers.
7640 (*floatunssidf2_internal): Ditto.
7642 2003-01-17 Kazu Hirata <kazu@cs.umass.edu>
7644 * alias.c: Fix comment typos.
7645 * basic-block.h: Likewise.
7646 * c-common.c: Likewise.
7647 * c-common.h: Likewise.
7648 * c-decl.c: Likewise.
7649 * c-opts.c: Likewise.
7650 * c-pragma.c: Likewise.
7651 * c-pretty-print.h: Likewise.
7653 * cfganal.c: Likewise.
7654 * cfgbuild.c: Likewise.
7655 * cfgcleanup.c: Likewise.
7656 * cfglayout.c: Likewise.
7657 * cfgrtl.c: Likewise.
7658 * convert.c: Likewise.
7659 * cpphash.h: Likewise.
7660 * cpplex.c: Likewise.
7661 * cpplib.h: Likewise.
7663 * diagnostic.c: Likewise.
7664 * diagnostic.h: Likewise.
7665 * dwarf2.h: Likewise.
7667 2003-01-17 Stan Shebs <shebs@apple.com>
7669 * config/darwin-protos.h: Forward-declare struct cpp_reader.
7671 2003-01-17 Douglas B Rupp <rupp@gnat.com>
7673 * config/alpha/alpha.c (alpha_need_linkage): Fix obvious
7674 mistake in last checkin.
7676 2003-01-17 Kazu Hirata <kazu@cs.umass.edu>
7678 * et-forest.c: Fix comment typos.
7679 * et-forest.h: Likewise.
7680 * except.c: Likewise.
7682 * flags.h: Likewise.
7686 * genattrtab.c: Likewise.
7687 * genautomata.c: Likewise.
7688 * gengtype.c: Likewise.
7689 * genrecog.c: Likewise.
7690 * global.c: Likewise.
7691 * gthr-rtems.h: Likewise.
7693 2003-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7695 * i386.c (x86_function_profiler): Fix format specifier.
7697 2003-01-17 Richard Henderson <rth@redhat.com>
7699 * gengtype.c (walk_type): Allow paramN_is.
7701 2003-01-17 Nick Clifton <nickc@redhat.com>
7703 * config/i960/t-960bare (i960-c.o): Add missing newline escape.
7705 2003-01-16 Richard Henderson <rth@redhat.com>
7707 * config/alpha/linux-elf.h (LIB_SPEC): Adjust inter-option spacing.
7709 2003-01-16 Richard Henderson <rth@redhat.com>
7711 * config/alpha/alpha.c (alpha_sr_alias_set): Mark GTY.
7712 (alpha_next_sequence_number): Likewise.
7713 (alpha_this_literal_sequence_number): Likewise.
7714 (alpha_this_gpdisp_sequence_number): Likewise.
7715 (struct alpha_funcs, alpha_funcs_num): Likewise.
7716 (struct alpha_links): Fix branch merge error.
7717 (alpha_need_linkage, alpha_use_linkage): Use GC for alpha_funcs.
7719 2003-01-17 Alexandre Oliva <aoliva@redhat.com>
7721 * config/mips/mips.h: Don't use #elif. Reported by Kaveh
7724 2003-01-16 Kazu Hirata <kazu@cs.umass.edu>
7726 * ifcvt.c: Fix comment typos.
7728 * libgcc2.c: Likewise.
7729 * local-alloc.c: Likewise.
7731 * predict.c: Likewise.
7732 * ra-build.c: Likewise.
7734 * ra-colorize.c: Likewise.
7736 * ra-rewrite.c: Likewise.
7737 * regmove.c: Likewise.
7738 * reload.h: Likewise.
7739 * rtlanal.c: Likewise.
7740 * toplev.c: Likewise.
7742 * unwind-dw2-fde-glibc.c: Likewise.
7743 * vmsdbgout.c: Likewise.
7745 2003-01-16 Richard Henderson <rth@redhat.com>
7747 * dwarf2out.c (struct file_table): Remove.
7748 (FILE_TABLE_INCREMENT): Remove.
7749 (file_table): Make a varray; mark for GC. Update all users.
7750 (file_table_last_lookup_index): Extract from struct file_table.
7751 (output_file_names): Fix unsigned compare warnings.
7752 (add_name_attribute): Remove inline marker.
7753 (add_comp_dir_attribute): Split out from gen_compile_unit_die.
7754 (lookup_filename): Don't manage size of file_table.
7755 (init_file_table): Allocate file_table with GC.
7756 (dwarf2out_init): Don't record main_input_filename here.
7757 (dwarf2out_finish): Do it here instead.
7759 2003-01-16 Bruce Korb <bkorb@gnu.org>
7761 * gcc/fixinc/inclhack.def(limits_ifndef): QNX needs a bypass, too.
7763 2003-01-16 Kaz Kojima <kkojima@gcc.gnu.org>
7765 * config/sh/sh.c (sh_initialize_trampoline): Emit rotrdi3_mextr
7766 instead of rotldi3_mextr.
7768 2003-01-16 Vladimir Makarov <vmakarov@redhat.com>
7770 * haifa-sched.c (move_insn): Restore moving all schedule group.
7771 (set_priorities): Restore taking SCHED_GROUP_P into account.
7773 * sched-deps.c (add_dependence): Restore processing the last group
7775 (remove_dependence, group_leader): Restore the functions.
7776 (set_sched_group_p): Restore adding dependencies from previous insn
7778 (compute_forward_dependences): Restore usage of group_leader.
7780 * sched-ebb.c (init_ready_list): Restore taking SCHED_GROUP_P into
7783 * sched-rgn.c (init_ready_list): Restore taking SCHED_GROUP_P into
7785 (can_schedule_ready_p): Ditto.
7786 (add_branch_dependences): Restore skipping over the group insns.
7788 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
7790 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Fix handling
7791 68HC12 pre/post inc/dec side effects.
7793 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
7795 * config/m68hc11/m68hc11.h (MASK_M6812): Define.
7797 2003-01-16 J"orn Rennecke <amylaar@onetel.net.uk>
7799 * sh.md (mshflo_w_x): Fix description of operation.
7801 2003-01-16 Zack Weinberg <zack@codesourcery.com>
7803 * config/rs6000/rs6000.h: Mention Altivec registers in
7804 commentary. Fix typo.
7806 2003-01-16 David Edelsohn <edelsohn@gnu.org>
7808 * config/rs6000/rs6000.md (movti_string): Remove clobber.
7809 * config/rs6000/rs6000.c (rs6000_emit_move, TImode): Explicitly
7810 generate PARALLEL with clobber for TARGET_POWER.
7812 2003-01-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7814 * ra-colorize.c (colorize_one_web): Initialize variable.
7815 * regmove.c (fixup_match_1): Likewise.
7816 * reload1.c (reload_as_needed): Likewise.
7817 * sdbout.c (SET_KNOWN_TYPE_TAG): Add cast.
7819 2003-01-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7821 * cfgloop.c (flow_loops_find): Fix handling of abnormal edges.
7823 2003-01-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7825 * dbxout.c (lastfile, cwd): Fix `unused' warning.
7826 * dwarf2out.c (fde_table_in_use, current_funcdef_fde,
7827 dw_cfi_oprnd1_desc, dw_cfi_oprnd2_desc, next_die_offset,
7828 is_main_source, file_table, decl_die_table_in_use,
7829 abbrev_die_table_in_use, line_info_table_in_use,
7830 separate_line_info_table_in_use, pubname_table_in_use,
7831 arange_table_in_use, ranges_table_in_use,
7832 current_function_has_inlines): Likewise.
7833 * flow.c (life_analysis): Likewise.
7834 * genemit.c (gen_insn): Likewise.
7835 * protoize.c (cplus_suffix): Likewise.
7837 * arm.c (ROUND_UP_WORD): Renamed from ROUND_UP.
7838 * arm.h (ROUND_UP_WORD): Likewise.
7840 * arm.h (CONDITIONAL_REGISTER_USAGE): Avoid signed/unsigned
7842 * emit-rtl.c (gen_rtx_REG, set_mem_attributes_minus_bitpos,
7843 init_emit_once): Likewise.
7844 * flow.c (mark_regs_live_at_end, calculate_global_regs_live):
7846 * function.c (assign_stack_temp_for_type): Likewise.
7847 * loop.c (loop_invariant_p): Likewise.
7848 * recog.c (push_operand): Likewise.
7849 * regclass.c (init_reg_sets_1): Likewise.
7850 * reload.c (update_auto_inc_notes): Likewise.
7851 * reload1.c (reload_as_needed, emit_input_reload_insns): Likewise.
7852 * stmt.c (expand_asm_operands): Likewise.
7853 * stor-layout.c (start_record_layout): Likewise.
7855 2003-01-16 Herman A.J. ten Brugge <hermantenbrugge@home.nl>
7857 * config/c4x/c4x.md (epilogue): Correct last patch.
7859 2003-01-15 Richard Henderson <rth@redhat.com>
7861 * config/alpha/alpha.c (find_lo_sum_using_gp): Rename from find_lo_sum;
7862 also check that GP is being used.
7863 (alpha_find_lo_sum_using_gp): New.
7864 (alpha_does_function_need_gp): Use get_attr_usegp.
7865 * config/alpha/alpha-protos.h: Update.
7866 * config/alpha/alpha.md (attr usegp): New. Annotate patterns
7869 2003-01-15 Roger Sayle <roger@eyesopen.com>
7871 * gcse.c (one_cprop_pass): Change function arguments to take both
7872 cprop_jumps and bypass_jumps flags instead of just alter_jumps.
7873 (gcse_main): Update calls to one_cprop_pass, disabling bypassing.
7874 (bypass_jumps): New function to perform separate jump bypassing pass.
7875 * rtl.h (bypass_jumps): Add function prototype.
7876 * timevar.def (TV_BYPASS): New timing variable.
7877 * toplev.c (enum dump_file_index): Add new entry DFI_bypass.
7878 (dump_file): New entry for the bypass RTL dump file.
7879 (rest_of_compilation): Insert new jump bypassing optimization
7881 * doc/passes.texi: Document new pass.
7883 2003-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
7885 * som.h (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY,
7886 ASM_WEAKEN_LABEL, GTHREAD_USE_WEAK): Define.
7887 * pa.h (TARGET_SOM_SDEF): Define.
7888 * pa-hpux11.h (TARGET_SOM_SDEF): Define.
7890 2003-01-16 Stephane Carrez <stcarrez@nerim.fr>
7892 * config/m68hc11/m68hc11.c (expand_prologue): Use push/pop to
7893 allocate 4-bytes of locals on 68HC11.
7894 (expand_epilogue): Likewise.
7895 (m68hc11_memory_move_cost): Increase cost of HI/QI soft registers.
7897 2003-01-15 Stephane Carrez <stcarrez@nerim.fr>
7899 * config/m68hc11/m68hc11.h (ASM_SPEC): Handle -m68hcs12; Pass -mshort
7900 and -mshort-double to the assembler to specify the ABI.
7901 (LINK_SPEC): Likewise.
7902 (CPP_SPEC): Pass HCS12 specific define.
7903 (MASK_M68S12): New define.
7904 (TARGET_M68S12): Likewise.
7905 (TARGET_SWITCHES): New options -m68hcs12 and -m68S12.
7906 (TARGET_VERSION): Update.
7907 * config/m68hc11/m68hc12.h (CPP_SPEC): Pass HCS12 specific define.
7908 (LINK_SPEC): Update.
7910 * config/m68hc11/m68hc11.c (m68hc11_asm_file_start): Update.
7911 * doc/invoke.texi (M68hc1x Options): Document -m68hcs12.
7913 2003-01-15 Stephane Carrez <stcarrez@nerim.fr>
7915 * config/m68hc11/m68hc11.md ("return"): Use emit_jump_insn to emit
7918 2003-01-15 Josef Zlomek <zlomekj@suse.cz>
7920 * cfganal.c (set_edge_can_fallthru_flag): Clear the EDGE_CAN_FALLTHRU
7921 flag before setting it.
7923 2003-01-15 Roger Sayle <roger@eyesopen.com>
7925 * c-semantics.c (genrtl_while_stmt): Improve initial RTL generation
7926 when loop condition is known true, i.e. "while (1) { ... }".
7927 (genrtl_for_stmt): Similarly for "for" statements.
7929 2003-01-15 Roger Sayle <roger@eyesopen.com>
7931 * real.c (real_sqrt): Return a bool result indicating whether
7932 a floating point exception or trap should be raised.
7933 * real.h (real_sqrt): Update function prototype.
7934 * builtins.c (fold_builtin): Only fold non-trapping square
7935 roots unless we're ignoring errno and trapping math.
7937 2003-01-15 John David Anglin <dave.anglin@nrc.gc.ca>
7939 * expr.h (emit_conditional_add): Add PARAMS to declaration.
7940 * gengtype-lex.l (malloc, realloc): Move defines after include of
7941 system.h. Remove duplicate include of system.h.
7943 2003-01-15 Roger Sayle <roger@eyesopen.com>
7946 * optabs.c (expand_unop): When manipulating the FP sign bit
7947 using integer operations, account for targets with different
7948 integer and FP word orders.
7949 (expand_abs): Likewise.
7951 2003-01-15 David Edelsohn <edelsohn@gnu.org>
7953 * config/rs6000/rs6000.c (rs6000_gen_section_name): Do not include
7954 file extension in section name.
7956 2003-01-15 Richard Earnshaw <rearnsha@arm.com>
7958 * flow.c (find_auto_inc): Also try to generate a PRE_MODIFY with
7961 2003-01-15 Richard Earnshaw <rearnsha@arm.com>
7963 * arm.h (HAVE_PRE_MODIFY_DISP, HAVE_PRE_MODIFY_REG): Define.
7964 (HAVE_POST_MODIFY_DISP, HAVE_POST_MODIFY_REG): Define.
7965 (ARM_GO_IF_LEGITIMATE_ADDRESS): Handle pre/post-modify addresses.
7966 (ARM_PRINT_OPERAND_ADDRESS): Likewise.
7968 2003-01-15 Jan Hubicka <jh@suse.cz>
7971 * global.c (struct allocno): Add no_stack_reg.
7972 (global_conflicts): Set no_stack_reg.
7975 * convert.c (convert_to_real): Fold - and abs only when profitable.
7976 * fold-const.c (fold): Fold truncates in - and abs.
7978 2003-01-15 Josef Zlomek <zlomekj@suse.cz>
7980 Segher Boessenkool <segher@koffie.nl>
7982 * predict.c (real_inv_br_prob_base): New variable.
7983 (propagate_freq): Use multiply by reciprocal instead of
7984 division. Don't divide by 1.0 at all.
7985 (estimate_bb_frequencies): Similar.
7987 2003-01-15 Alexandre Oliva <aoliva@redhat.com>
7989 * configure.in (libgcc_visibility): Force disabled on IRIX 6 too.
7990 * configure: Rebuilt.
7992 2003-01-15 Hartmut Penner <hpenner@de.ibm.com>
7994 * config/s390/s390.c (s390_safe_attr_type): New function.
7995 (s390_use_dfa_pipeline_interface): New function, return true for z900.
7996 (s390_issue_rate): New function.
7997 (s390_agen_dep_p): New function.
7998 (addr_generation_dependency_p): Use 's390_safe_attr_type'.
7999 (s390_adjust_cost): Return 'cost' if new DFA is used.
8000 (s390_adjust_priority): Delete function.
8001 * config/s390/s390-protos.h: (s390_agen_dep_p): New prototype.
8002 * config/s390/s390.md (atype attribute): Attribute 'atype' default
8003 determined by 'op_type'.
8004 (type attribute): Added more type attributes.
8005 * config/s390/2064.md: New DFA description for z900 pipeline.
8007 2003-01-15 Alexandre Oliva <aoliva@redhat.com>
8009 * config/i386/i386.c (ix86_expand_vector_move): Validize constant
8010 forced to memory. Fixes PR bootstrap/9036.
8012 * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Define so as
8013 to set $gp before the call.
8015 2003-01-14 Richard Henderson <rth@redhat.com>
8017 * config/alpha/alpha.c (alpha_expand_mov): Use correct mode
8018 for force_const_mem.
8020 2003-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8022 * genattr.c (main): Rearrange output to avoid prototype warning.
8023 * genautomata.c (transform_3): Fix ambiguous-else warning.
8024 * local-alloc.c (requires_inout): Add parentheses around
8025 assignment used as truth-value.
8026 * timevar.c: Move system includes above local includes. Include
8028 * Makefile.in (timevar.o): Depend on toplev.h.
8030 2003-01-14 Denis Chertykov <denisc@overta.ru>
8032 * config/ip2k/ip2k.h (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
8033 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8035 * config/ip2k/ip2k.c (ip2k_attribute_table): New table of
8037 (TARGET_ATTRIBUTE_TABLE): New macro.
8038 (valid_machine_type_attribute): Remove.
8039 (valid_machine_decl_attribute): Remove.
8040 (ip2k_handle_progmem_attribute): New function.
8041 (ip2k_handle_fndecl_attribute): New function.
8043 2003-01-10 Andrew Haley <aph@redhat.com>
8045 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Rename
8046 registers to be in correct order. Add rip.
8048 2003-01-14 Kazu Hirata <kazu@cs.umass.edu>
8050 * config/h8300/h8300.md (*andsi3_lshiftrt_9_sb): New.
8051 (*iorsi3_and_lshiftrt_9_sb): Likewise.
8053 2003-01-14 Jan Hubicka <jh@suse.cz>
8055 * convert.c (strip_float_extensions): Look for narrowest type handling
8058 * fold-const.c (fold): Fold (double)float1 CMP (double)float2 into
8060 * convert.c (strip_float_extensions): Make global.
8061 * tree.h (strip_float_extensions): Declare.
8063 2003-01-14 Gabriel Dos Reis <gdr@integrable-solutions.net>
8065 * timevar.def: define TV_NAME_LOOKUP.
8066 * timevar.c (timevar_pop): Be verbose when aborting.
8068 2003-01-13 Andreas Schwab <schwab@suse.de>
8070 * Makefile.in ($(parsedir)/gengtype-lex.c): Don't change to
8071 $(parsedir), just move the temporary file at the end.
8072 ($(parsedir)/gengtype-yacc.c): Likewise.
8074 2003-01-13 Alexandre Oliva <aoliva@redhat.com>
8076 * aclocal.m4 (gcc_AC_PROG_GNAT): Don't try to prepend
8077 ${ac_tool_prefix} to ADAC or CC. Protect them from word
8079 * configure: Rebuilt.
8081 2003-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8083 * config/sparc/gmon-sol2.c (moncontrol, monstartup, _mcleanup,
8084 internal_mcount): Don't use PARAMS.
8085 (monstartup, _mcleanup, internal_mcount, moncontrol): Convert to
8087 (internal_mcount): Use __attribute__, not ATTRIBUTE_UNUSED.
8089 2003-01-13 Andreas Schwab <schwab@suse.de>
8091 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Output type
8094 2003-01-13 Kazu Hirata <kazu@cs.umass.edu>
8096 * config/h8300/h8300.md (*andsi3_lshift_n_sb): New.
8097 (*iorsi3_and_lshiftrt_n_sb): Likewise.
8099 2003-01-12 Mark Mitchell <mark@codesourcery.com>
8102 * c-lex.c (c_lex): Set the token value to error_mark_node for
8103 invalid numeric constants.
8105 2003-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8107 * c-pch.c (asm_file_startpos): Change to `long'.
8108 (pch_init): Use ftell, not ftello.
8109 (c_common_write_pch): Use ftell/fseek, not ftello/fseeko.
8110 Use `long' instead of `off_t'.
8111 (c_common_read_pch): Likewise.
8112 * ggc-common.c (gt_pch_save): Use long/ftell instead of
8115 2003-01-12 Alan Modra <amodra@bigpond.net.au>
8117 * expr.c (expand_expr <RDIV_EXPR>): Correct recursive call args.
8119 2003-01-11 Richard Earnshaw (rearnsha@arm.com)
8121 * arm-protos.h (struct cpp_reader): Add declaration.
8123 2003-01-11 Jan Hubicka <jh@suse.cz>
8126 * i386.c (output_fp_compare): Fix typo.
8128 2003-01-10 David Edelsohn <edelsohn@gnu.org>
8130 * config/rs6000/rs6000.c (common_mode_defined): Mark for PCH.
8132 2003-01-10 Geoffrey Keating <geoffk@apple.com>
8134 * Makefile.in (parsedir): New variable.
8135 (docobjdir): New variable.
8136 (c-parse.o, c-parse.c, c-parse.y, gengtype-lex.o, gengtype-yacc.o,
8137 gengtype-lex.c, gengtype-yacc.c): Use parsedir.
8138 (info, cpp.info, gcc.info, gccint.info, gccinstall.info,
8139 cppinternals.info, generated-manpages, gcov.1, cpp.1, gcc.1, gfdl.7,
8140 gpl.7, fsf-funding.7, maintainer-clean, install-info, install-man):
8142 * objc/Make-lang.in (objc/objc-parse.c, objc/objc-parse.y,
8143 objc.maintainer-clean): Use parsedir.
8145 * varasm.c (struct constant_descriptor_rtx): Remove unused
8148 * toplev.c (documented_lang_options): Document -Winvalid-pch.
8150 2003-01-10 Richard Henderson <rth@redhat.com>
8152 * config/alpha/alpha.h (NO_PROFILE_COUNTERS): Set.
8153 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Kill.
8155 2003-01-10 Richard Henderson <rth@redhat.com>
8157 * combine.c (make_compound_operation): Use SCALAR_INT_MODE_P,
8158 not INTEGRAL_MODE_P when widening extensions.
8160 2003-01-10 Richard Henderson <rth@redhat.com>
8162 * config/alpha/alpha.c (decl_has_samegp): True for !TREE_PUBLIC.
8164 2003-01-10 Geoffrey Keating <geoffk@apple.com>
8166 * ggc-page.c (ggc_collect): Avoid overflow computing
8169 * Makefile.in (RANLIB_FOR_TARGET): Use RANLIB when native.
8170 (RANLIB_TEST_FOR_TARGET): Delete. Don't pass down to sub-makes.
8172 * mklibgcc.in: Remove uses of RANLIB_TEST_FOR_TARGET.
8174 2003-01-10 Jan Hubicka <jh@suse.cz>
8176 * ifcvt.c (noce_try_addcc): Do not call emit_conditional_add
8177 with weird operands.
8179 2003-01-10 Dale Johannesen <dalej@apple.com>
8181 * calls.c (load_register_parameters): Add is_sibcall, sibcall_failure
8182 parameters. Call check_sibcall_argument_overlap if indicated.
8183 (check_sibcall_argument_overlap): Add mark_stored_args_map
8184 parameter. Don't mark parameter area as clobbered if not set.
8185 (expand_call): Adjust calls to above.
8187 2003-01-10 Kelley Cook <kelleycook@comcast.net>
8189 * configure.in (linker read-only and read-write section mixing):
8190 Squelch some assembler warnings.
8191 * configure: Likewise.
8193 2003-01-10 Hartmut Penner <hpenner@de.ibm.com>
8195 * doc/invoke.texi: Document -mtune, delete -mcpu
8196 option for S/390 and zSeries.
8197 * config/s390/s390.c (s390_tune_string) New variable.
8198 (s390_cpu_string) Delete variable.
8199 (override_options): Use s390_tune_string instead of
8201 * config/s390/s390.h: (TARGET_OPTIONS) '-mtune' instead of '-mcpu'.
8203 2003-01-10 Kazu Hirata <kazu@cs.umass.edu>
8205 * config/h8300/h8300.md (*iorsi3_ashift_31): New.
8207 2003-01-10 Josef Zlomek <zlomekj@suse.cz>
8209 * jump.c (next_nonnote_insn_in_loop): New function.
8210 (copy_loop_headers): Use next_nonnote_insn_in_loop instead of
8212 (duplicate_loop_exit_test). Likewise.
8214 2003-01-09 Geoffrey Keating <geoffk@apple.com>
8216 Merge from pch-branch:
8218 2003-01-06 Geoffrey Keating <geoffk@apple.com>
8220 * ggc-page.c (ggc_pch_read): Update the statistics after a PCH
8223 2002-12-24 Geoffrey Keating <geoffk@apple.com>
8225 * cpplib.c (count_registered_pragmas): New function.
8226 (save_registered_pragmas): New function.
8227 (_cpp_save_pragma_names): New function.
8228 (restore_registered_pragmas): New function.
8229 (_cpp_restore_pragma_names): New function.
8230 * cpphash.h (_cpp_save_pragma_names): Prototype.
8231 (_cpp_restore_pragma_names): Likewise.
8232 * cpppch.c (struct save_macro_item): Split from save_macro_data.
8233 (struct save_macro_data): New field 'saved_pragmas'.
8234 (save_macros): Update for changes to struct save_macro_data.
8235 (cpp_prepare_state): Call _cpp_save_pragma_names, update
8236 for changes to struct save_macro_data.
8237 (cpp_read_state): Call _cpp_restore_pragma_names, update
8238 for changes to struct save_macro_data.
8240 * cpppch.c (cpp_read_state): Restore the hashtable references
8243 * tree.h (built_in_decls): Mark for PCH.
8245 * dbxout.c (lastfile): Don't mark for PCH.
8247 * ggc.h: Document PCH calls into memory managers.
8249 2002-12-18 Geoffrey Keating <geoffk@apple.com>
8251 * doc/invoke.texi (Precompiled Headers): Document the
8252 directory form of PCH.
8253 * cppfiles.c (validate_pch): New function.
8254 (open_file_pch): Search suitably-named directories for PCH files.
8256 2002-12-14 Geoffrey Keating <geoffk@apple.com>
8258 * doc/gty.texi (GTY Options): Document chain_next, chain_prev,
8260 (Type Information): Mention that the information is also
8261 used to implement PCH.
8262 * doc/passes.texi (Passes): Improve documentation of
8263 language-specific files.
8265 2002-12-11 Geoffrey Keating <geoffk@apple.com>
8267 * gengtype.c (struct write_types_data): Add reorder_note_routine field.
8268 (struct walk_type_data): Add reorder_fn field.
8269 (walk_type): Process 'reorder' option.
8270 (write_types_process_field): Reorder parameters to gt_pch_note_object,
8271 call reorder_note_routine.
8272 (write_func_for_structure): Reorder parameters to gt_pch_note_object.
8273 (ggc_wtd): Update for change to struct write_types_data.
8274 (pch_wtd): Likewise.
8275 * ggc.h (gt_pch_note_object): Reorder parameters.
8276 (gt_handle_reorder): New definition.
8277 (gt_pch_note_reorder): New prototype.
8278 * ggc-common.c (struct ptr_data): Add reorder_fn.
8279 (gt_pch_note_object): Reorder parameters.
8280 (gt_pch_note_reorder): New.
8281 (gt_pch_save): Call reorder_fn.
8282 * stringpool.c (gt_pch_n_S): Update for change to gt_pch_note_object.
8284 * dbxout.c (cwd): Don't mark for PCH.
8286 2002-12-09 Geoffrey Keating <geoffk@apple.com>
8288 * gengtype.c (finish_root_table): Fix some warnings.
8289 (write_root): Handle TYPE_STRING.
8290 * ggc.h (gt_ggc_m_S): Add prototype.
8291 * stringpool.c (gt_ggc_m_S): New function.
8293 2002-11-30 Geoffrey Keating <geoffk@apple.com>
8295 * dwarf2out.c (dw2_string_counter): New.
8296 (AT_string_form): Use it.
8297 (same_dw_val_p): Update for removal of hashtable.h hash tables.
8299 2002-11-22 Geoffrey Keating <geoffk@apple.com>
8301 * dbxout.c: Include gt-dbxout.h.
8302 (lastfile): Mark for PCH/GGC.
8304 (struct typeinfo): Likewise.
8305 (typevec): Likewise.
8306 (typevec_len): Likewise.
8307 (next_type_number): Likewise.
8308 (struct dbx_file): Likewise.
8309 (current_file): Likewise.
8310 (next_file_number): Likewise.
8311 (dbxout_init): Allocate typevec, struct dbx_file with GGC.
8312 (dbxout_start_source_file): Allocate struct dbx_file with GGC.
8313 (dbxout_end_source_file): Don't free struct dbx_file.
8314 (dbxout_type): Use GGC to allocate typevec.
8315 * Makefile.in (dbxout.o): Depend on gt-dbxout.h, $(GGC_H).
8316 (GTFILES): Add dbxout.c.
8317 (gt-dbxout.h): New rule.
8319 * Makefile.in (c-pch.o): Add debug.h as dependency.
8320 * c-pch.c: Include debug.h.
8321 (pch_init): Call start_source_file to keep nesting right.
8322 (c_common_read_pch): Add orig_name parameter. Call
8323 start_source_file debug hook. Call end_source_file debug hook.
8324 * c-common.h (c_common_read_pch): Update prototype.
8325 * cpplib.h (struct cpp_callbacks): Add fourth field to read_pch
8327 * cppfiles.c (struct include_file): Add new field `header_name'.
8328 (find_or_create_entry): Default it to `name'.
8329 (open_file_pch): Set it to the original header file searched for.
8330 (stack_include_file): Don't stack an empty buffer, just handle
8331 PCH files immediately. Pass header_name field to read_pch callback.
8333 2002-11-19 Geoffrey Keating <geoffk@apple.com>
8335 * function.c (funcdef_no): Mark to be saved in a PCH.
8337 2002-11-15 Geoffrey Keating <geoffk@apple.com>
8339 * ggc-page.c (ggc_pch_read): Remove unused 'bmap_size'.
8341 * cpppch.c (cpp_read_state): Correct size reallocated for 'defn'.
8343 2002-11-14 Geoffrey Keating <geoffk@apple.com>
8345 * optabs.h (code_to_optab): Add GTY marker.
8347 2002-11-13 Geoffrey Keating <geoffk@apple.com>
8349 * Makefile.in (GTFILES): Add cpplib.h.
8350 * c-common.h (struct c_common_identifier): Don't skip 'node' field.
8351 * c-decl.c (build_compound_literal): Don't use var_labelno.
8352 * cpplib.h (struct cpp_hashnode): Use gengtype to mark.
8353 * dwarf2asm.c (dw2_force_const_mem): Don't use const_labelno.
8354 * varasm.c (const_labelno): Use gengtype to mark.
8355 (var_labelno): Likewise.
8356 (in_section): Likewise.
8357 (in_named_name): Likewise.
8358 (struct in_named_entry): Likewise.
8359 (in_named_htab): Likewise.
8360 (set_named_section_flags): Use GGC to allocate struct in_named_entry.
8361 (init_varasm_once): Use GGC to allocate in_named_htab.
8362 * config/darwin.c (current_pic_label_num): Mark for PCH.
8364 2002-11-11 Geoffrey Keating <geoffk@apple.com>
8366 * ggc-simple.c (init_ggc_pch): New stub procedure.
8367 (ggc_pch_count_object): Likewise.
8368 (ggc_pch_total_size): Likewise.
8369 (ggc_pch_this_base): Likewise.
8370 (ggc_pch_alloc_object): Likewise.
8371 (ggc_pch_prepare_write): Likewise.
8372 (ggc_pch_write_object): Likewise
8373 (ggc_pch_finish): Likewise.
8374 (ggc_pch_read): Likewise.
8376 2002-11-08 Geoffrey Keating <geoffk@apple.com>
8378 * c-pch.c (c_common_write_pch): Write the macro definitions after
8380 (c_common_read_pch): Call cpp_prepare_state. Restore the macro
8381 definitions after the GCed data.
8382 * cpplib.c (save_macros): New.
8384 (cpp_write_pch_deps): Split out of cpp_write_pch.
8385 (cpp_write_pch_state): Split out of cpp_write_pch.
8386 (cpp_write_pch): Delete.
8387 (struct save_macro_data): Delete.
8388 (cpp_prepare_state): New.
8389 (cpp_read_state): Erase and restore initial macro definitions.
8390 * cpplib.h (struct save_macro_data): Forward-declare.
8391 (cpp_write_pch_deps): Prototype.
8392 (cpp_write_pch_state): Prototype.
8393 (cpp_write_pch): Delete prototype.
8394 (cpp_prepare_state): Prototype.
8395 (cpp_read_state): Add fourth argument.
8397 2002-11-04 Geoffrey Keating <geoffk@apple.com>
8399 * gengtype.c (adjust_field_rtx_def): Don't use skip on valid fields.
8400 (write_array): Remove warning.
8402 * gengtype.c (contains_scalar_p): New.
8403 (finish_root_table): Add the table to all languages, even if it's
8405 (write_roots): Output gt_pch_scalar_rtab.
8406 * ggc-common.c (gt_pch_save): Write out scalars.
8407 (gt_pch_restore): Read scalars back.
8409 * ggc-page.c (OBJECTS_IN_PAGE): New macro.
8410 (struct page_entry): Delete pch_page field.
8411 (ggc_recalculate_in_use_p): Use OBJECTS_IN_PAGE.
8412 (clear_marks): Likewise.
8413 (sweep_pages): Likewise.
8414 (poison_pages): Likewise.
8415 (ggc_print_statistics): Likewise.
8416 (ggc_pch_read): Don't free objects read from a PCH.
8417 Properly set up in_use_p and page_tails.
8419 2002-10-25 Geoffrey Keating <geoffk@apple.com>
8421 * gengtype.c (struct write_types_data): New.
8422 (struct walk_type_data): Make `cookie' const; add extra
8423 prev_val item; add `orig_s' field.
8424 (walk_type): Update prev_val[3].
8425 (write_types_process_field): New.
8426 (write_func_for_structure): Take write_types_data structure.
8430 (write_types_local_process_field): New.
8431 (gc_mark_process_field): Delete.
8432 (write_local_func_for_structure): New.
8433 (gc_mark_func_name): Delete.
8434 (write_gc_types): Delete.
8436 (finish_root_table): Don't include 'ggc_' in PFX.
8437 (write_root): Rename from write_root. Fill pchw field of structures.
8439 (write_roots): Rename from write_gc_roots. Split out to write_array.
8440 Update to changes to other routines. Write gt_pch_cache_rtab table.
8441 (main): Write PCH walking routines.
8442 * ggc-common.c: Include toplev.h, sys/mman.h.
8443 (ggc_mark_roots): For cache hashtables, also mark the hash table
8444 and the array of entries.
8446 (struct ptr_data): New.
8447 (POINTER_HASH): New.
8448 (gt_pch_note_object): New.
8449 (saving_htab_hash): New.
8450 (saving_htab_eq): New.
8451 (struct traversal_state): New.
8454 (compare_ptr_data): New.
8455 (relocate_ptrs): New.
8456 (write_pch_globals): New.
8457 (struct mmap_info): New.
8459 (gt_pch_restore): New.
8460 * ggc-page.c (ROUND_UP_VALUE): New.
8462 (struct page_entry): Add field `pch_page'.
8463 (init_ggc): Use ROUND_UP.
8464 (struct ggc_pch_data): Declare.
8465 (init_ggc_pch): New.
8466 (ggc_pch_count_object): New.
8467 (ggc_pch_total_size): New.
8468 (ggc_pch_this_base): New.
8469 (ggc_pch_alloc_object): New.
8470 (ggc_pch_prepare_write): New.
8471 (ggc_pch_write_object): New.
8472 (ggc_pch_finish): New.
8473 (ggc_pch_read): New.
8474 * ggc.h (gt_pointer_operator): New.
8475 (gt_note_pointers): New.
8476 (gt_pch_note_object): New prototype.
8477 (gt_pointer_walker): New.
8478 (struct ggc_root_tab): Use gt_pointer_walker, add `pchw' field.
8479 (LAST_GGC_ROOT_TAB): Update.
8480 (gt_pch_cache_rtab): Declare.
8481 (gt_pch_scalar_rtab): Declare.
8482 (struct ggc_cache_tab): Use gt_pointer_walker, add `pchw' field.
8483 (LAST_GGC_CACHE_TAB): Update.
8484 (gt_pch_save_stringpool): Declare.
8485 (gt_pch_restore_stringpool): Declare.
8486 (gt_pch_p_S): Declare.
8487 (gt_pch_n_S): Declare.
8488 (struct ggc_pch_data): Forward-declare.
8489 (init_ggc_pch): Declare.
8490 (ggc_pch_count_object): Declare.
8491 (ggc_pch_total_size): Declare.
8492 (ggc_pch_this_base): Declare.
8493 (ggc_pch_alloc_object): Declare.
8494 (ggc_pch_prepare_write): Declare.
8495 (ggc_pch_write_object): Declare.
8496 (ggc_pch_finish): Declare.
8497 (ggc_pch_read): Declare.
8498 (gt_pch_save): Declare.
8499 (gt_pch_restore): Declare.
8500 * fold-const.c (size_int_type_wide): Allocate size_htab using GGC.
8501 * emit-rtl.c (init_emit_once): Allocate const_int_htab,
8502 const_double_htab, mem_attrs_htab using GGC.
8503 * c-pch.c: Include ggc.h.
8504 (pch_init): Allow reading PCH file back.
8505 (c_common_write_pch): Call gt_pch_save.
8506 (c_common_read_pch): Call gt_pch_restore.
8507 * c-parse.in (init_reswords): Delete now-untrue comment.
8508 Allocate ridpointers using GGC.
8509 * c-objc-common.c (c_objc_common_finish_file): Write PCH before
8510 calling expand_deferred_fns.
8511 * c-common.h (ridpointers): Mark for GTY machinery.
8512 * Makefile.in (stringpool.o): Update dependencies.
8513 (c-pch.o): Update dependencies.
8514 (ggc-common.o): Update dependencies.
8515 * stringpool.c: Include gt-stringpool.h.
8518 (struct string_pool_data): New.
8520 (gt_pch_save_stringpool): New.
8521 (gt_pch_restore_stringpool): New.
8522 * tree.c (init_ttree): Make type_hash_table allocated using GC.
8524 2002-10-04 Geoffrey Keating <geoffk@apple.com>
8526 * gengtype.c (adjust_field_rtx_def): Don't pass size_t to printf.
8527 (output_mangled_typename): Don't pass size_t to printf.
8529 * tree.h (union tree_type_symtab): Add tag to `address' field.
8530 (union tree_decl_u2): Add tag to 'i' field.
8531 * varasm.c (union rtx_const_un): Add tags to all fields.
8532 * gengtype.c (struct walk_type_data): New.
8533 (output_escaped_param): Take struct walk_type_data parameter.
8534 (write_gc_structure_fields): Delete.
8536 (write_gc_marker_routine_for_structure): Delete.
8537 (write_func_for_structure): New.
8538 (gc_mark_process_field): New.
8539 (gc_mark_func_name): New.
8540 (gc_counter): Delete.
8541 (write_gc_types): Use write_func_for_structure.
8542 (write_gc_roots): Use walk_type.
8544 2002-10-02 Geoffrey Keating <geoffk@apple.com>
8546 * ggc-common.c (ggc_mark_roots): Delete 'x'.
8547 (ggc_splay_dont_free): Fix warning about unused 'x'.
8548 (ggc_print_common_statistics): Remove warnings.
8550 2002-10-01 Mike Stump <mrs@apple.com>
8552 * ggc-common.c (ggc_splay_alloc): Actually return the allocated area.
8553 * gengtype.c (write_gc_structure_fields): Handle param[digit]_is.
8555 2002-09-01 Geoffrey Keating <geoffk@redhat.com>
8556 Catherine Moore <clm@redhat.com>
8558 * Makefile (c-pch.o): Update dependencies.
8559 (LIBCPP_OBJS): Add cpppch.o.
8561 * c-common.c (c_common_init): Don't call pch_init here.
8562 * c-common.h (c_common_read_pch): Update prototype.
8563 * c-lex.c (c_common_parse_file): Call pch_init here.
8564 * c-opts.c (COMMAND_LINE_OPTIONS): Add -Winvalid-pch, -fpch-deps.
8565 (c_common_decode_option): Handle them.
8566 * c-pch.c: Include c-pragma.h.
8567 (save_asm_offset): Delete.
8568 (pch_init): Move contents of save_asm_offset into here, call
8570 (c_common_write_pch): Call cpp_write_pch.
8571 (c_common_valid_pch): Warn only when -Winvalid-pch. Call
8573 (c_common_read_pch): Add NAME parameter. Call cpp_read_state.
8574 * cppfiles.c (stack_include_file): Update for change to
8575 parameters of cb.read_pch.
8576 * cpphash.h (struct cpp_reader): Add `savedstate' field.
8577 * cpplib.h (struct cpp_options): Add `warn_invalid_pch' and
8578 `restore_pch_deps' fields.
8579 (struct cpp_callbacks): Add NAME parameter to `read_pch'.
8580 (cpp_save_state): Prototype.
8581 (cpp_write_pch): Prototype.
8582 (cpp_valid_state): Prototype.
8583 (cpp_read_state): Prototype.
8584 * cpppch.c: New file.
8585 * flags.h (version_flag): Remove prototype.
8586 * mkdeps.c (deps_save): New.
8587 (deps_restore): New.
8588 * mkdeps.h (deps_save): Prototype.
8589 (deps_restore): Prototype.
8590 * toplev.c (late_init_hook): Delete.
8591 (version_flag): Make static again.
8592 (compile_file): Don't call late_init_hook.
8593 * toplev.h (late_init_hook): Delete.
8594 * doc/cppopts.texi: Document -fpch-deps.
8595 * doc/invoke.texi (Warning Options): Document -Winvalid-pch.
8597 2002-08-27 Geoffrey Keating <geoffk@redhat.com>
8599 * c-pch.c (c_common_write_pch): Rename from c_write_pch, change
8601 (c_common_valid_pch): Rename from c_valid_pch, change callers.
8602 (c_common_read_pch): Rename from c_read_pch, change callers.
8604 * c-opts.c (COMMAND_LINE_OPTIONS): Allow -output-pch= to have
8605 a space between it and its argument.
8607 2002-08-24 Geoffrey Keating <geoffk@redhat.com>
8609 * c-pch.c: New file.
8610 * toplev.h (late_init_hook): Declare.
8611 * toplev.c (late_init_hook): Define.
8612 (version_flag): Make globally visible.
8613 (compile_file): Call late_init_hook.
8614 (init_asm_output): Make output file seekable.
8615 * gcc.c (default_compilers): Update c-header rule.
8616 * flags.h (version_flag): Declare.
8617 * cpplib.h (struct cpp_callbacks): Add 'valid_pch' and 'read_pch'
8619 * cppfiles.c (struct include_file): Add 'pch' field.
8620 (INCLUDE_PCH_P): New.
8621 (open_file_pch): New.
8622 (stack_include_file): Handle PCH files specially.
8623 (find_include_file): Call open_file_pch instead of open_file.
8624 (_cpp_read_file): Explain why open_file is used instead of
8626 * c-opts.c (c_common_decode_option): Correct OPT__output_pch case.
8627 * c-objc-common.c (c_objc_common_finish_file): Call c_write_pch.
8628 * c-lex.c (init_c_lex): Set valid_pch and read_pch fields
8629 in cpplib callbacks.
8630 * c-common.c (pch_file): Correct comment.
8631 (allow_pch): Define.
8632 (c_common_init): Call pch_init.
8633 * c-common.h (allow_pch): Declare.
8634 (pch_init): Declare.
8635 (c_valid_pch): Declare.
8636 (c_read_pch): Declare.
8637 (c_write_pch): Declare.
8638 * Makefile.in (c-pch.o): New.
8639 (C_AND_OBJC_OBJS): Add c-pch.o.
8640 * doc/invoke.texi (Precompiled Headers): Add index entries,
8641 complete truncated paragraph.
8643 2002-08-17 Geoffrey Keating <geoffk@redhat.com>
8645 * c-common.c: (pch_file): Define.
8646 * c-common.h (pch_file): Declare.
8647 * c-opts.c (COMMAND_LINE_OPTIONS): Add --output-pch=.
8648 (missing_arg): Require --output-pch= to have an argument.
8649 (c_common_decode_option): Handle --output-pch=.
8650 * gcc.c: Document new %V.
8651 (default_compilers): Handle compiling C header files.
8652 (do_spec_1): Implement %V.
8653 (main): Handle "gcc foo.h" without trying to run linker.
8654 * doc/invoke.texi (Invoking GCC): Add new menu item for PCH.
8655 (Overall Options): Document what the driver does with header files,
8656 document new -x option possibilities.
8657 (Invoking G++): More documentation for PCH.
8658 (Precompiled Headers): New.
8660 2002-08-09 Geoffrey Keating <geoffk@redhat.com>
8662 * ggc.h: Don't include varray.h. Rearrange functions to be more
8664 (ggc_add_root): Delete.
8665 (ggc_mark_rtx): Delete.
8666 (ggc_mark_tree): Delete.
8667 (struct ggc_statistics): Remove contents.
8668 * ggc-common.c: Remove unneeded includes.
8669 (struct ggc_root): Delete.
8671 (ggc_add_root): Delete.
8672 (ggc_mark_roots): Don't mark `roots'. Call ggc_mark_stringpool.
8673 (ggc_print_common_statistics): Remove most of the contents.
8674 * Makefile.in (GGC_H): No longer uses varray.h.
8675 (ggc-common.o): Update dependencies.
8676 (c-parse.o): Add varray.h to dependencies.
8677 (c-common.o): Add varray.h.
8678 * stringpool.c (mark_ident): Use mangled name for tree marker routine.
8679 (mark_ident_hash): Rename to ggc_mark_stringpool.
8680 (init_stringpool): Don't use ggc_add_root.
8681 * c-parse.in: Include varray.h.
8682 * c-common.c: Include varray.h.
8683 * objc/Make-lang.in (objc-act.o): Add varray.h.
8684 * objc/objc-act.c: Include varray.h.
8686 2002-07-25 Geoffrey Keating <geoffk@redhat.com>
8688 * dwarf2out.c (dw_cfi_oprnd2_desc): Fix ISO-only function definition.
8689 (dw_cfi_oprnd1_desc): Likewise.
8691 2002-07-17 Geoffrey Keating <geoffk@redhat.com>
8693 * config/alpha/alpha.c (struct alpha_links): Use gengtype to mark;
8695 (alpha_links): Use gengtype to mark; move out of ifdef.
8696 (mark_alpha_links_node): Delete.
8697 (mark_alpha_links): Delete.
8698 (alpha_need_linkage): Use GGC to allocate splay tree, struct
8699 alpha_links, strings. Don't use ggc_add_root.
8700 * ggc-common.c (ggc_splay_alloc): New.
8701 (ggc_splay_dont_free): New.
8702 * ggc.h (ggc_mark_rtx): Update for changed name mangling.
8703 (ggc_mark_tree): Likewise.
8704 (splay_tree_new_ggc): New.
8705 (ggc_splay_alloc): Declare.
8706 (ggc_splay_dont_free): Declare.
8707 * dwarf2asm.c: Include gt-dwarf2asm.h.
8708 (mark_indirect_pool_entry): Delete.
8709 (mark_indirect_pool): Delete.
8710 (indirect_pool): Use gengtype to mark.
8711 (dw2_force_const_mem): Don't use ggc_add_root.
8712 * Makefile.in (dwarf2asm.o): Depend on gt-dwarf2asm.h.
8713 (GTFILES): Add SPLAY_TREE_H, dwarf2asm.c.
8714 (gt-dwarf2asm.h): Depend on s-gtype.
8716 2002-07-08 Geoffrey Keating <geoffk@redhat.com>
8718 * tree.h (union tree_type_symtab): Mark `die' field.
8719 * Makefile.in (dwarf2out.o): Update dependencies.
8720 * dwarf2out.c: Use GGC to allocate all structures. Convert to htab_t
8722 (dw_cfi_oprnd1_desc): New function.
8723 (dw_cfi_oprnd2_desc): New function.
8724 (indirect_string_alloc): Delete.
8725 (debug_str_do_hash): New function.
8726 (debug_str_eq): New function.
8727 (mark_limbo_die_list): Delete.
8728 (dwarf2out_init): Don't call ggc_add_root.
8730 2003-01-09 Vladimir Makarov <vmakarov@redhat.com>
8732 The following changes are merged from itanium-sched-branch:
8734 2003-01-08 David Edelsohn <edelsohn@gnu.org>
8736 * doc/md.texi: Clarify assignment of units to automata description.
8738 2003-01-08 Vladimir Makarov <vmakarov@redhat.com>
8740 * genautomata.c (unit_decl): Remove members
8741 `the_same_automaton_unit' and
8742 `the_same_automaton_message_reported_p'.
8743 (process_unit_to_form_the_same_automaton_unit_lists,
8744 form_the_same_automaton_unit_lists_from_regexp,
8745 form_the_same_automaton_unit_lists, the_same_automaton_lists):
8747 (annotation_message_reported_p): New global variable.
8748 (check_unit_distribution_in_reserv,
8749 check_regexp_units_distribution): New functions.
8750 (check_unit_distributions_to_automata): Rewrite it.
8752 2003-01-04 Vladimir Makarov <vmakarov@redhat.com>
8754 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
8755 Use continue instead of break if cycle is too big.
8757 2002-12-20 Vladimir Makarov <vmakarov@redhat.com>
8759 * genautomata.c (check_unit_distributions_to_automata): Output at
8760 most one message for a unit.
8761 (process_unit_to_form_the_same_automaton_unit_lists): Check
8762 automaton of units instead of units themself.
8764 * doc/md.texi: Describe the constraint about assigning unit to
8767 2002-12-20 Jan Hubicka <jH@suse.cz>
8768 Vladimir Makarov <vmakarov@redhat.com>
8770 * genautomata.c (unit_decl): Add new members `min_occ_cycle_num'
8772 (gen_cpu_unit): Initialize the new members.
8773 (process_regexp_cycles): Calculate minimal finish cycle too. Set
8774 up `min_occ_cycle_num'.
8775 (evaluate_max_reserv_cycles): Change the function call.
8776 (CLEAR_BIT): New macro.
8777 (states_union, state_shift): Use the mask.
8778 (initiate_excl_sets, form_reserv_sets_list): Set up `in_set_p'.
8779 (form_reservs_matter): New function.
8780 (make_automaton): Call the function and use the mask.
8781 (estimate_one_automaton_bound): Take `min_occ_cycle_num' into
8784 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
8786 * config/ia64/itanium2.md (lfetch): Change the insn reservation.
8788 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
8790 * config/ia64/ia64.c (bundling): Try to insert 2 nops for M insn
8793 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
8795 * config/ia64/ia64.c (ia64_override_options): Make itanium2 as
8798 2002-12-17 Vladimir Makarov <vmakarov@redhat.com>
8799 2002-10-31 Dale Johannesen <dalej@apple.com>
8801 * haifa-sched.c (find_set_reg_weight): New function.
8802 (find_insn_reg_weight): Use the new function.
8803 (schedule_block): Do sorting ready queue always
8806 2002-11-27 Vladimir Makarov <vmakarov@redhat.com>
8808 * config/ia64/ia64.c (bundling): Use MFI template instead of MLX.
8810 2002-11-19 Vladimir Makarov <vmakarov@redhat.com>
8812 * haifa-sched.c (choice_entry): New structure.
8813 (choice_stack, cycle_issued_insns): New variables.
8814 (max_issue): Rewrite it.
8815 (choose_ready): Set up ready_try for unknown insns too.
8816 (schedule_block): Allocate and free choice_stack. Set up
8817 and modify cycle_issued_insns.
8819 * config/ia64/ia64.c (issue_nops_and_insn): Combine insn issue
8820 with and without filling the bundle.
8821 (bundling): Combine calls of issue_nops_and_insn.
8823 2002-10-17 Vladimir Makarov <vmakarov@redhat.com>
8825 * config/ia64/itanium1.md: New file.
8827 * config/ia64/itanium2.md: New file.
8829 * config/ia64/ia64.md: Move DFA descriptions into the new files.
8830 Remove the old pipeline description.
8832 * config/ia64/ia64.c (ia64_override_options): Add aliases of
8833 itanium processor names.
8835 2002-10-16 Vladimir Makarov <vmakarov@redhat.com>
8837 * config/ia64/ia64.c (bundling): Print states for Itanium2 too.
8838 (ia64_reorg): Set up queried unit codes for Itanium2 too.
8840 * config/ia64/ia64.md: Add descriptions for Itanium2.
8842 2002-10-08 Vladimir Makarov <vmakarov@redhat.com>
8844 * config/ia64/ia64.h (processor_type): New enumeration.
8845 (ia64_tune, ia64_tune_string): New external declarations.
8846 (TARGET_OPTIONS): Add option `tune='.
8848 * config/ia64/ia64.c (ia64_tune, ia64_tune_string): New global
8850 (ia64_override_options): Set up `ia64_tune'.
8851 (ia64_sched_reorder2): Set up `clocks' only for Itanium.
8852 (ia64_dfa_new_cycle): Set up `add_cycles' only for Itanium.
8853 (bundling): Add nops for MM-insns only for Itanium.
8854 (ia64_reorg): Allocate and free `clocks' and `add_cycles' only for
8857 * config/ia64/ia64.md (cpu): New attribute.
8858 (DFA description): Enable it only for Itanium.
8860 2002-10-08 Vladimir Makarov <vmakarov@redhat.com>
8861 Richard Henderson <rth@redhat.com>
8863 * config/ia64/ia64.h (MASK_TUNE_STOP_BITS): Rename it to
8864 MASK_EARLY_STOP_BITS.
8865 (TARGET_TUNE_STOP_BITS): Rename it to TARGET_EARLY_STOP_BITS.
8866 (TARGET_SWITCHES): Rename option `tune-stop-bits' to
8869 * config/ia64/ia64.c (ia64_dfa_new_cycle,
8870 final_emit_insn_group_barriers): Use TARGET_EARLY_STOP_BITS
8871 instead of TARGET_TUNE_STOP_BITS.
8873 * doc/invoke.texi: Rename option `-mtune-stop-bits' to
8874 `-mearly-stop-bits'.
8876 * config/ia64/ia64.c (automata_option "v"): Comment it.
8878 2002-10-07 Vladimir Makarov <vmakarov@redhat.com>
8880 * config/ia64/ia64.h (MASK_TUNE_STOP_BITS, TARGET_TUNE_STOP_BITS):
8882 (TARGET_SWITCHES): Add entries for the new option.
8884 * config/ia64/ia64.c (dfa_stop_insn, last_scheduled_insn, rtx
8885 dfa_pre_cycle_insn, ia64_nop): Don't make them as roots for GC.
8886 (stops_p, stop_before_p, clocks_length, clocks, add_cycles): New
8888 (ia64_sched_reorder2): Set up `clocks'.
8889 (ia64_variable_issue): Set up `stops_p' and reset `stop_before_p'.
8890 (ia64_dfa_new_cycle): Set up add_cycle. Permit sorting ready
8891 queue when TARGET_TUNE_STOP_BITS.
8892 (bundling): Insert additional nops for MM-insns.
8893 (final_emit_insn_group_barriers): Add insertion of stop bits
8894 according `stops_p'.
8895 (ia64_reorg): Initiate the new varibales.
8897 * doc/invoke.texi: Add description of option `-mtune-stop-bits'.
8899 2002-10-02 Vladimir Makarov <vmakarov@redhat.com>
8901 * haifa-sched.c (schedule_block): Modify INSN_TICK of depended
8902 insns at the end of block insn scheduling.
8904 2002-09-30 Vladimir Makarov <vmakarov@redhat.com>
8906 * sched-deps.c (remove_dependence, group_leader): Remove it.
8907 (add_dependence): Add dependence to group leader to.
8908 (set_sched_group_p): Add dependence to the first insn of the
8910 (sched_analyze_insn): Make dependence to jump as anti-dependence.
8911 Change true dependence by anti-dependence when
8912 `reg_pending_barrier'.
8914 * sched-rgn.c (init_ready_list, can_schedule_ready_p,
8915 add_branch_dependences): Ignore schedule groups.
8917 * sched-ebb.c (init_ready_list): Ditto.
8919 * (move_insn, set_priorities): Ditto.
8921 * config/ia64/ia64.c (ia64_sched_init): Check that schedule group
8922 flag is clear after reload.
8923 (adjust_cost): Change cost only for output dependencies.
8925 * config/ia64/ia64.md: Add more insns into bypass for MM-insns.
8927 2002-09-26 Vladimir Makarov <vmakarov@redhat.com>
8929 * Makefile.in (sched-ebb.o): Add `$(TARGET_H)' to the entry.
8931 * target.h (gcc_target): Add member
8932 `dependencies_evaluation_hook'.
8934 * target-def.h (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New
8936 (TARGET_SCHED): Add initiatialization of the new member.
8938 * sched-ebb.c: Include `target.h'.
8939 (schedule_ebb): Call `dependencies_evaluation_hook'.
8941 * sched-rgn.c (schedule_region): Call
8942 `dependencies_evaluation_hook'.
8944 * config/ia64/ia64.c (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
8946 (ia64_dependencies_evaluation_hook): New function.
8948 * doc/tm.texi (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK):
8949 Describe the new hook.
8951 2002-09-25 Vladimir Makarov <vmakarov@redhat.com>
8953 * target.h (gcc_target): Add members
8954 `first_cycle_multipass_dfa_lookahead_guard' and `dfa_new_cycle'.
8956 * target-def.h (TARGET_SCHED_DFA_NEW_CYCLE,
8957 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD): New
8959 (TARGET_SCHED): Add initiatialization of the new members.
8961 * haifa-sched.c (schedule_insn): Update last_clock_var for the 1st
8962 insn scheduling too.
8963 (choose_ready): Use `first_cycle_multipass_dfa_lookahead_guard' to
8964 initialize `ready_try'.
8965 (schedule_block): Use `dfa_new_cycle'. Sort `ready' only unless
8966 `dfa_new_cycle' says not to do it.
8968 * config/ia64/ia64.md: Add DFA Itanium 1 description for insn
8971 * config/ia64/ia64.h (CPU_UNITS_QUERY): New macro.
8973 * config/ia64/ia64.c: Include `hashtab.h'.
8974 (ia64_first_cycle_multipass_dfa_lookahead_guard,
8975 ia64_dfa_new_cycle, final_emit_insn_group_barriers,
8976 ia64_dfa_sched_reorder, get_free_bundle_state, free_bundle_state,
8977 initiate_bundle_states, finish_bundle_states, bundle_state_hash,
8978 bundle_state_eq_p, insert_bundle_state,
8979 initiate_bundle_state_table, finish_bundle_state_table,
8980 try_issue_nops, try_issue_insn, issue_nops_and_insn, get_max_pos,
8981 get_template, get_next_important_insn, bundling): New functions.
8982 (ia64_internal_sched_reorder): Remove it.
8983 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
8984 TARGET_SCHED_DFA_NEW_CYCLE): New macros.
8985 (ia64_safe_itanium_requires_unit0): Remove it.
8986 (group_barrier_needed_p): Place group barrier right before a real
8988 (bundle, ia64_packet, NR_PACKETS, type_names, packets, packets):
8990 (bundle_name): New variable.
8991 (_0mii_, _0mmi_, _0mfi_, _0mmf_, _0bbb_, _0mbb_, _0mib_, _0mmb_,
8992 _0mfb_, _0mlx_, _1mii_, _1mmi_, _1mfi_, _1mmf_, _1bbb_, _1mbb_,
8993 _1mib_, _1mmb_, _1mfb_, _1mlx_, pos_1, pos_2, pos_3, pos_4, pos_5,
8994 pos_6, dfa_stop_insn, last_scheduled_insn, dfa_state_size,
8995 temp_dfa_state, prev_cycle_state): New global variables.
8996 (insn_matches_slot, maybe_rotate, finish_last_head,
8997 rotate_one_bundle, rotate_one_bundles, nop_cycles_until,
8998 cycle_end_fill_slots, packet_matches_p, get_split, find_best_insn,
8999 find_best_packet, itanium_reorder, dump_current_packet,
9000 schedule_stop, gen_nop_type, ia64_emit_nops): Remove them.
9001 (sched_data, sched_ready, sched_types): Remove them.
9002 (ia64_sched_init): Initiate only `last_scheduled_insn' and call
9003 `init_insn_group_barriers'.
9004 (ia64_sched_reorder, ia64_sched_reorder2): Call
9005 ia64_dfa_sched_reorder.
9006 (ia64_variable_issue): Rewrite it.
9007 (bundle_state): New structure.
9008 (index_to_bundle_states, bundle_states_num,
9009 allocated_bundle_states_chain, free_bundle_state_chain): New
9011 (ia64_sched_finish): Add stop bits and call `bundling' after the
9012 2nd insn scheduling.
9013 (ia64_use_dfa_pipeline_interface): Return zero always.
9014 (ia64_first_cycle_multipass_dfa_lookahead): Return 6 for the 2nd
9016 (ia64_init_dfa_pre_cycle_insn): Initialize `dfa_state_size',
9017 `temp_dfa_state', `prev_cycle_state', and `dfa_stop_insn'.
9018 (ia64_reorg): Add bundling insns.
9021 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD,
9022 TARGET_SCHED_DFA_NEW_CYCLE): Describe the new hooks.
9024 2002-09-23 Vladimir Makarov <vmakarov@redhat.com>
9026 * config/ia64/ia64.md: Add Itanium1 DFA description.
9027 (itanium_class): Add `nop' and `pre_cycle'. Add
9028 define_function_unit for `nop'.
9029 (nop): Change attribute `itanium_class'.
9030 (pre_cycle): New define_insn.
9032 * config/ia64/ia64-protos.h (bundling_p): New external variable.
9033 (ia64_st_address_bypass_p, ia64_ld_address_bypass_p,
9034 ia64_produce_address_p): New function prototypes.
9036 * config/ia64/ia64.c (bundling_p): New global variable.
9037 (ia64_use_dfa_pipeline_interface,
9038 ia64_first_cycle_multipass_dfa_lookahead,
9039 ia64_init_dfa_pre_cycle_insn, ia64_dfa_pre_cycle_insn): New
9041 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
9042 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
9043 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
9044 TARGET_SCHED_DFA_PRE_CYCLE_INSN): New macros.
9045 (ia64_sched_init, ia64_sched_reorder, ia64_sched_reorder2,
9046 ia64_variable_issue, ia64_sched_finish): Do nothing before reload.
9047 (dfa_pre_cycle_insn): New variable.
9049 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
9051 * rtl.def (FINAL_PRESENCE_SET, FINAL_ABSENCE_SET): New
9054 * genattrtab.h (gen_final_presence_set, gen_final_absence_set):
9055 New function prototypes.
9057 * genattrtab.c (main): Process the new constructions.
9059 * genautomata.c (gen_presence_absence_set,
9060 process_presence_absence_names, process_presence_absence_patterns,
9061 add_presence_absence, check_absence_pattern_sets): Add parameter
9063 (unit_decl): Add new members `final_presence_list' and
9064 `final_absence_list'.
9065 (unit_pattern_rel_decl): Add new member `final_p'.
9066 (gen_final_presence_set, gen_final_absence_set): New functions.
9067 (process_decls): Use member `final_p'.
9068 (temp_reserv): New global variable.
9069 (reserv_sets_are_intersected): Add processing `final_presence_set'
9070 and `final_absence_set'.
9071 (initiate_states): Allocate `temp_reserv'.
9072 (unit_final_presence_set_table, unit_final_absence_set_table): New
9074 (initiate_presence_absence_pattern_sets): Initiate them.
9075 (NDFA_to_DFA): Fix typo.
9076 (output_description): Output `final_presence_set' and
9077 `final_absence_set'.
9079 * doc/md.texi (final_presence_set, final_absence_set): Describe
9082 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
9084 * genautomata.c (transform_3): Process a missing case (nothing on
9087 2002-09-20 Vladimir Makarov <vmakarov@redhat.com>
9089 * rtl.def (DEFINE_QUERY_CPU_UNIT, AUTOMATA_OPTION): Change
9090 comments about queried units and the minimization.
9092 * doc/md.texi: Ditto.
9094 * genautomata.c (create_composed_state): Return nonzero if the new
9095 state has been created.
9096 (first_cycle_unit_presence): New function.
9097 (state_is_differed): Add new parameter. Use the new function.
9098 Take queried units into account.
9099 (partition_equiv_class): Pass additional parameter to
9100 `state_is_differed'.
9101 (merge_states): Process composed states too.
9102 (build_automaton, create_automata, output_min_issue_delay_table,
9103 output_tables, output_statistics): Output more information.
9104 (output_reserved_units_table): Use function
9105 `first_cycle_unit_presence'.
9106 (output_tables): Output table of queried units even if the
9107 minimization is switched on.
9108 (write_automata): Output code for querying units even if the
9109 minimization is switched on.
9111 2002-09-19 Vladimir Makarov <vmakarov@redhat.com>
9113 * rtl.def (PRESENCE_SET, ABSENCE_SET): Add comments about extended
9114 syntax of the constructions.
9116 * doc/md.texi (PRESENCE_SET, ABSENCE_SET): Add description of
9117 extended syntax of the constructions.
9119 * genautomata.c (unit_rel_decl): Rename it to
9120 `unit_pattern_rel_decl'.
9121 (pattern_set_el, pattern_reserv): New structures.
9122 (pattern_set_el_t, pattern_reserv_t): New types.
9123 (gen_presence_absence_set): New function.
9124 (process_presence_absence): Remove it.
9125 (process_presence_absence_names,
9126 process_presence_absence_patterns): New functions.
9127 (get_presence_absence_set): Remove it.
9128 (initiate_presence_absence_sets): Rename it on
9129 `initiate_presence_absence_pattern_sets'. Use new function
9130 `form_reserv_sets_list'.
9131 (form_reserv_sets_list, check_presence_pattern_sets,
9132 check_absence_pattern_sets, output_pattern_set_el_list): New
9134 (unit_decl): Change types of members `presence_list' and
9136 (unit_rel_decl): Rename member `names_num' to `all_names_num'.
9137 (decl): Change types of members `excl', `presence', and `absence'.
9138 (get_str_vect): Rename `par_flag' to `paren_p'. Add null element
9139 at the end of the vector.
9140 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9141 gen_automaton, gen_regexp_repeat, gen_regexp_allof,
9142 gen_regexp_oneof, gen_regexp_sequence): Use boolean values.
9143 (gen_presence_set, gen_absence_set): Use new function
9144 `gen_presence_absence_set'.
9145 (add_presence_absence): Process `pattern_list' instead of
9147 (process_decls): USe new functions
9148 `process_presence_absence_names' and
9149 `process_presence_absence_patterns'.
9150 (reserv_sets_are_intersected): Use new function
9151 `check_presence_pattern_sets'.
9152 (presence_set, absence_set): Remove them.
9153 (unit_presence_set_table, unit_absence_set_table): New global
9155 (output_description): Use new function
9156 `output_pattern_set_el_list'.
9157 (generate): Use `initiate_presence_absence_pattern_sets'.
9159 2002-09-18 Vladimir Makarov <vmakarov@redhat.com>
9161 * genattr.c (main): Add output of prototype of new interface
9162 function `dfa_clean_insn_cache'.
9164 * genautomata.c (output_dfa_clean_insn_cache_func): New function.
9165 (DFA_CLEAN_INSN_CACHE_FUNC_NAME): New macro.
9166 (output_dfa_start_func): Use function `dfa_clean_insn_cache' in
9168 (write_automata): Call the new function.
9170 2003-01-09 Jan Hubicka <jh@suse.cz>
9172 * i386.md (unit, prefix_0f, memory attributes): Hanlde sseicvt
9175 2003-01-09 Paolo Carlini <pcarlini@unitus.it>
9177 * doc/tm.texi (EXTRA_ADDRESS_CONSTRAINT): Fix typo.
9179 2003-01-09 J"orn Rennecke <joern.rennecke@superh.com>
9181 * defaults.h (EXTRA_MEMORY_CONSTRAINT): Add STR argument.
9182 (EXTRA_ADDRESS_CONSTRAINT): Likewise.
9183 (CONSTRAINT_LEN): Provide default definition.
9184 (CONST_OK_FOR_CONSTRAINT_P): Likewise.
9185 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Likewise.
9186 (EXTRA_CONSTRAINT_STR): Likewise.
9187 (REG_CLASS_FROM_CONSTRAINT): Define.
9188 * genoutput.c (check_constraint_len, constraint_len): New functions.
9189 (validate_insn_alternatives): Check CONSTRAINT_LEN for each
9190 constraint / modifier.
9191 (gen_insn): Call check_constraint_len.
9192 * local-alloc.c (block_alloc): Update to use new macros / pass
9193 second argument to EXTRA_{MEMORY,ADDRESS}_CONSTRAINT.
9194 * ra-build.c (handle_asm_insn): Likewise.
9195 * recog.c (asm_operand_ok, preprocess_constraints): Likewise.
9196 (constrain_operands, peep2_find_free_register): Likewise.
9197 * regclass.c (record_operand_costs, record_reg_classes): Likewise.
9198 * regmove.c (find_matches): Likewise.
9199 * reload.c (push_secondary_reload, find_reloads): Likewise.
9200 (alternative_allows_memconst): Likewise.
9201 * reload1.c (maybe_fix_stack_asms): Likewise.
9202 (reload_cse_simplify_operands): Likewise.
9203 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
9204 * doc/tm.texi (CONSTRAINT_LEN, REG_CLASS_FROM_CONSTRAINT): Document.
9205 (CONST_OK_FOR_CONSTRAINT_P): Likewise.
9206 (CONST_DOUBLE_OK_FOR_CONSTRAINT_P, EXTRA_CONSTRAINT_STR): Likewise.
9207 (EXTRA_MEMORY_CONSTRAINT, EXTRA_ADDRESS_CONSTRAINT): Add STR argument.
9208 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Likewise.
9210 * sh.h (OVERRIDE_OPTIONS): Allow first scheduling pass for SH5.
9212 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
9214 * config/h8300/h8300.md (*extzv_1_r_h8300): Correct the insn
9216 (*extzv_1_r_h8300hs): Likewise.
9217 (*extzv_1_r_inv_h8300): Likewise.
9218 (*extzv_1_r_inv_h8300hs): Likewise.
9220 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
9222 * config/h8300/h8300.h (PREDICATE_CODES): New.
9224 2003-01-09 Kazu Hirata <kazu@cs.umass.edu>
9226 * config/h8300/h8300.md (*addsi3_upper): New.
9227 (*iorsi3_shift): Likewise.
9228 (two splitters): Likewise.
9229 (*addsi3_shift): Likewise.
9230 (two splitters): Likewise.
9232 2003-01-09 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
9234 * Makefile.in (optabs.o): Add dependency on basic-block.h.
9235 * basic-block.h (control_flow_insn_p): Fuction was exported.
9236 * cfgbuild.c (control_flow_insn_p): Fuction was made non-static.
9237 * optabs.c (emit_libcall_block): Emit REG_LIBCALL and REG_RETVAL
9238 notes only when the region is contained in a single basic block.
9240 2003-01-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9243 * tree.h (expand_asm): New prototype.
9244 * stmt.c (expand_asm): Set the MEM_VOLATILE_P flag if instructed
9246 * c-semantics (genrtl_asm_stmt): Pass the RID_VOLATILE qualifier
9248 * c-typeck.c (simple_asm_stmt): Set the RID_VOLATILE qualifier.
9249 * rtlanal.c (volatile_insn_p) [ASM_INPUT]: Test the MEM_VOLATILE_P flag.
9250 (volatile_refs_p) [ASM_INPUT]: Likewise.
9251 (side_effects_p) [ASM_INPUT]: Likewise.
9253 2003-01-09 Jan Hubicka <jh@suse.cz>
9255 * i386.md (*mul*): FIx constraints; remove confused comment; fix
9256 athlon_decode attributes
9257 (imul/k8 optimization peep2s): New.
9259 * athlon.md (athlon_ssecmp*): Handle ssecomi as well.
9260 * i386.md (type attribute): Add ssecomi.
9261 (unit, memory, prefix attributes): Handle ssecomi.
9262 (cvt?2? patterns): Fix athlon_decode attribute
9263 (comi patterns): Set attribute to ssecomi.
9266 * m68k.md (umulsidi, mulsidi expanders): Use register operand.
9268 2003-01-09 Richard Sandiford <rsandifo@redhat.com>
9270 * config/mips/mips.h (PREDICATE_CODES): Add ADDRESSOF for predicates
9271 that match register_operands.
9272 * config/mips/mips.c (reg_or_0_operand, true_reg_or_0_operand): Make
9273 register_operand the default case.
9275 2003-01-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9278 * c-typeck.c (process_init_element) [RECORD_TYPE]: For
9279 an empty element, do not advance the pointer to unfilled
9280 fields if there are pending initializers.
9282 2003-01-09 Christian Cornelssen <ccorn@cs.tu-berlin.de>
9284 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Also pass DESTDIR.
9285 (install-gcc-tooldir, install-cpp, installdirs,
9286 install-common, install-driver, install-info, install-man,
9287 install-headers, install-include-dir, install-headers-tar,
9288 install-headers-cpio, install-headers-cp, install-mkheaders,
9289 install-collect2, uninstall): Prepend $(DESTDIR) to
9290 destination paths in all (un)installation commands.
9291 (install-driver): Rewrite $(LN) commands to support DESTDIR
9292 with "ln" as well as with "ln -s".
9293 (installdirs): Simply use mkinstalldirs.
9294 (install-libgcc, install-multilib): Also pass DESTDIR.
9295 * mklibgcc.in: Prepend $(DESTDIR) to $(libsubdir) in the
9296 installation destination variable ldir.
9297 * config/alpha/t-osf4, config/arm/t-netbsd,
9298 config/ia64/t-hpux, config/mips/t-iris5-6,
9299 config/pa/t-hpux-shlib, config/rs6000/t-aix43,
9300 config/rs6000/t-aix52, config/t-slibgcc-elf-ver,
9301 config/t-slibgcc-sld: Prepend $$(DESTDIR) to $$(slibdir)
9302 in the definition of SHLIB_INSTALL.
9303 * config/arc/t-arc (install-multilib-arc): Prepend $(DESTDIR) to
9304 $(libsubdir) in the installation commands.
9306 2003-01-08 Kaz Kojima <kkojima@gcc.gnu.org>
9308 * config/sh/sh.h (CASE_VECTOR_MODE): Use SImode for a
9309 non-optimizing compile.
9310 (ASM_OUTPUT_ADDR_VEC_ELT): Use .long for a non-optimizing
9313 2003-01-08 Douglas B Rupp <rupp@gnat.com>
9315 * config/i386/i386.c (ix86_attribute_table): Add new attributes
9316 ms_struct and gcc_struct.
9317 (ix86_handle_struct_attribute): New function.
9318 (ix86_ms_bitfield_layout_p): Update to take new attributes
9320 * doc/extend.texi: Document new attributes.
9321 * testsuite/gcc.dg/bf-ms-attrib.c: New test.
9323 2003-01-08 Danny Smith <dannysmith@users.sourceforge.net>
9325 PR optimization/8750
9326 * config/i386/i386.c (ix86_expand_prologue): Don't allow
9327 scheduling pass to move insns across __alloca call.
9329 2003-01-08 Dale Johannesen <dalej@apple.com>
9331 * config/rs6000/rs6000.md: Replace *store_multiple_string
9334 2003-01-08 Jeff Sturm <jsturm@one-point.com>
9337 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info):
9338 Set SYMBOL_REF_FLAG on local data sym_ref.
9340 2003-01-08 Dale Johannesen <dalej@apple.com>
9342 * function.c (assign_parms): Don't set pretend_args_size if
9343 REG_PARM_STACK_SPACE.
9344 config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
9347 2003-01-08 Nathanael Nerode <neroden@gcc.gnu.org>
9351 2003-01-09 Jan Hubicka <jh@suse.cz>
9353 * i386.c (ix86_expand_int_addcc): Fix thinko.
9355 2003-01-08 David Edelsohn <edelsohn@gnu.org>
9357 * config/rs6000/rs6000.h (FUNCTION_MODE): Always use SImode.
9358 * config/rs6000/rs6000.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Redefine
9359 as hook_bool_tree_hwi_hwi_tree_true.
9360 (rs6000_emit_allocate_stack): Use TARGET_32BIT.
9361 (rs6000_emit_epilogue): Same.
9362 (rs6000_output_mi_thunk): Re-implement as RTL.
9363 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Call
9364 xcoffout_declare_function if any debugging enabled.
9366 2003-01-08 Chris Demetriou <cgd@broadcom.com>
9368 * config.gcc (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*): New
9369 targets, to support MIPS32 Release 2 (MIPS32R2) configurations.
9370 * config/mips/mips.h (enum processor_type): Rename
9371 PROCESSOR_R4KC to PROCESSOR_4KC, PROCESSOR_R5KC to
9372 PROCESSOR_5KC, and PROCESSOR_R20KC to PROCESSOR_20KC.
9374 (TARGET_MIPS4KC, TARGET_MIPS5KC): Update for the renaming.
9375 (ISA_MIPS32R2): New define.
9376 (GENERATE_MULT3_SI, ISA_HAS_CONDMOVE, ISA_HAS_8CC)
9377 (ISA_HAS_MADD_MSUB, ISA_HAS_CLZ_CLO)
9378 (ISA_HAS_PREFETCH): Add support for MIPS32R2.
9379 (MIPS_ISA_DEFAULT): Likewise. Also, fix indentation.
9380 (TARGET_CPU_CPP_BUILTINS): Add support for MIPS32R2. Add new
9381 predefine __mips_isa_rev for MIPS32, MIPS32R2, and MIPS64.
9382 (ISA_HAS_ROTR_SI): Add support for MIPS32R2, and avoid if
9383 compiling MIPS16 code.
9384 (ISA_HAS_ROTR_DI): Do not use if compiling MIPS16 code, and fix
9386 (ISA_HAS_SEB_SEH): New define.
9387 (ASM_SPEC, LINK_SPEC): Pass -mips32r2 to assembler and linker.
9388 * config/mips/mips.c (mips_cpu_info_table): Adjust for enum
9389 processor_type value renaming. Add support for MIPS32R2.
9390 Clean up comments, and move "sb1" entry with other MIPS64 CPU
9392 (override_options): Reimplement -mipsN option handling so that
9393 it will work correctly for -mips32r2. Avoid branch-likely
9394 instructions on MIPS32R2.
9395 * config/mips/mips.md (mulsi3_mult3): Add support for MIPS32R2.
9396 (extendhisi2): Use extendhisi2_hw if ISA_HAS_SEB_SEH.
9397 (extendqisi2): Use extendqisi2_hw if ISA_HAS_SEB_SEH.
9398 (extendhisi2_hw, extendqisi2_hw): New.
9399 * config/mips/netbsd.h (TARGET_CPU_CPP_BUILTINS): Add support
9400 for MIPS32R2. Add new predefine __mips_isa_rev for MIPS32,
9401 MIPS32R2, and MIPS64.
9402 (LINK_SPEC): Pass -mips32r2 to linker.
9403 * config/mips/t-isa3264: Built -mips32r2 multilibs.
9404 * doc/invoke.texi (MIPS Options): Add -mips32r2, add support
9405 for mips32r2 in the -march description. Alphabetically sort
9406 CPU names in the -march description. Add long-missed -mips32
9407 and -mips64 to MIPS option summary.
9409 * config.gcc: Update copyright years to include 2003.
9410 * config/mips/mips.c: Likewise.
9411 * config/mips/mips.h: Likewise.
9412 * config/mips/mips.md: Likewise.
9413 * config/mips/netbsd.h: Likewise.
9414 * doc/invoke.texi: Likewise.
9416 2003-01-08 Andreas Schwab <schwab@suse.de>
9418 * aclocal.m4 (gcc_AC_INITFINI_ARRAY): Fix spelling of cache
9420 * configure: Regenerated.
9422 2003-01-08 Kazu Hirata <kazu@cs.umass.edu>
9424 * config/h8300/h8300.c (output_logical_op): Replace byte/word
9425 extraction of det with b0, b1, w0, w2, etc.
9426 (compute_logical_op_length): Likewise.
9427 (compute_logical_op_cc): Likewise.
9429 2003-01-08 Kazu Hirata <kazu@cs.umass.edu>
9431 * config/h8300/h8300.h (CONSTANT_ADDRESS_P): Allow CONST and
9432 HIGH on all variants.
9434 2003-01-08 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
9436 * Makefile.in (PARTITION_H): New.
9437 (BASIC_BLOCK_H): Added hard-reg-set.h and $(PARTITION_H).
9438 * basic-block.h: Include hard-reg-set.h.
9440 2003-01-08 Richard Earnshaw <rearnsha@arm.com>
9442 * arm.h (ENABLE_XF_PATTERNS): Delete.
9443 * arm.md (addxf3, subxf3, mulxf3, divxf3, modxf3, negxf2, absxf2)
9444 (sqrtxf2, floatsixf2, fix_truncxfsi2, truncxfsf2, truncxfdf2)
9445 (extendsfxf2, extenddfxf2, movxf, cmpxf, cmpxf_insn)
9446 (cmpxf_trap): Delete.
9447 (movxf_hard_insn): Remove test of ENABLE_XF_PATTERNS.
9449 2003-01-08 Jan Hubicka <jh@suse.cz>
9451 * i386.md (adddi3_carry_rex64, subdi3_carry_rex64): Name pattern.
9452 (addhi3_carry, addqi3_carry, subhi3_carry, subqi3_carry): New patterns.
9453 (add??cc): New expanders.
9454 * i386.c (expand_int_addcc): New function.
9455 * i386-protos.h (expand_int_addcc): Declare.
9457 * alias.c (memory_modified_1): New static function.
9458 (memory_modified): New static varaible.
9459 (memory_modified_in_insn_p): New global function.
9460 * rtl.h (memory_modified_in_insn_p): Declare.
9461 * rtlanal.c (modified_between_p, modified_in_p): Be smart about memory
9464 * expr.h (emit_conditional_add): Declare.
9466 2003-01-07 Janis Johnson <janis187@us.ibm.com>
9469 * doc/invoke.texi (-malign-double): Explain that the option breaks
9470 binary compatibility.
9472 2003-01-08 Andreas Schwab <schwab@suse.de>
9474 * config.gcc (m68k-*-linux*): Don't set extra_parts and gnu_ld,
9475 should come from the generic *-*-linux* entry.
9477 2003-01-07 Jan Hubicka <jh@suse.cz>
9479 * cselib.c (cselib_current_insn_in_libcall): New static variable.
9480 (new_elt_loc_list, cselib_process_insn, cselib_init): Keep track on whether
9481 we are inside libcall.
9482 * cselib.h (elt_loc_list): Add in_libcall.
9483 * gcse.c (do_local_cprop): Do not copy propagate using insns
9486 2003-01-07 David Edelsohn <edelsohn@gnu.org>
9488 * doc/tm.texi (TARGET_SCHED_VARIABLE_ISSUE): CLOBBER and USE do
9489 not normally affect to issue rate.
9491 2003-01-07 Jan Hubicka <jh@suse.cz>
9493 * genopinit.c (optabs): Add addc_optab.
9494 * ifcvt.c (noce_try_store_flag): Rename to ...
9495 (noce_try_addcc): ... this one; handle generic conditional increment.
9496 (noce_process_if_block): Update noce_try_addcc call.
9497 * optabs.c (emit_conditional_add): New.
9498 (init_obtabs): Initialize addc_optab.
9499 * optabs.h (optab_index): Add OTI_addcc.
9500 (addcc_optab): New macro.
9501 * md.texi: Document addMcc
9504 * i386.c (ix86_init_mmx_sse_builtins): Constify arguments of loads.
9505 * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts.
9506 * xmmintrin.h (_mm_load*_si128. _mm_store*_si128): Add casts.
9508 * reload1.c (delete_output_reload): Avoid repeated attempts
9511 2003-01-07 Andreas Schwab <schwab@suse.de>
9513 * configure.in: Restore CFLAGS before gcc_AC_INITFINI_ARRAY.
9514 Move --enable-initfini-array check ...
9515 * aclocal.m4 (gcc_AC_INITFINI_ARRAY): ... here. Define
9516 HAVE_INITFINI_ARRAY also when --enable-initfini-array is given.
9517 Don't AC_SUBST gcc_cv_initfinit_array. Use AC_TRY_RUN.
9518 * configure: Rebuild.
9520 2003-01-07 Richard Henderson <rth@redhat.com>
9522 * alias.c (find_base_value): Only use new_reg_base_value shortcut
9523 if the register is set once.
9525 2003-01-07 Sylvain Pion <Sylvain.Pion@mpi-sb.mpg.de>
9527 * config/i386/i386.c (ix86_init_mmx_sse_builtins):
9528 __builtin_ia32_ldmxcsr and __builtin_ia32_stmxcsr are SSE, not MXX.
9529 * config/i386/i386.md (ldmxcsr, stmxcsr): SSE, not MMX.
9531 2003-01-07 Benjamin Kosnik <bkoz@redhat.com>
9532 Sunil Davasam <sunil.k.davasam@intel.com>
9535 * unwind-dw2.c (execute_cfa_program): DW_CFA_undefined,
9536 DW_CFA_same_value, read next and ignore.
9538 2003-01-07 Richard Henderson <rth@redhat.com>
9540 * cfganal.c (flow_call_edges_add): Don't crash on noreturn call.
9542 2003-01-07 Daniel Berlin <dberlin@dberlin.org>
9544 * cfg.c: Include alloc-pool.h
9545 (edge_pool): New pool.
9546 (bb_pool): New pool.
9547 (first_deleted_edge): Remove.
9548 (first_deleted_block): Remove.
9549 (init_flow): Alloc/free the pools.
9550 (free_edge): Use pools.
9551 (alloc_block): Ditto.
9552 (expunge_block): Ditto.
9553 (cached_make_edge): Ditto.
9555 * Makefile.in (cfg.o): Add alloc-pool.h dependency.
9557 2003-01-07 Daniel Berlin <dberlin@dberlin.org>
9559 * et-forest.c: Include alloc-pool.h.
9560 (struct et_forest): Add node_pool and occur_pool.
9561 (et_forest_create): Create the new pools.
9562 (et_forest_delete): Delete them.
9563 (et_forest_add_node): Allocate and free using pools.
9564 (et_forest_add_edge): Ditto.
9565 (et_forest_remove_node): Ditto.
9566 (et_forest_remove_edge): Ditto.
9568 * Makefile.in (et-forest.o): Add alloc-pool.h dependency.
9570 2003-01-07 Kazu Hirata <kazu@cs.umass.edu>
9572 * config/h8300/h8300.c (output_logical_op): Simplify and
9573 optimize the handling of SImode.
9574 * config/h8300/h8300.c (compute_logical_op_length): Update
9576 * config/h8300/h8300.c (compute_logical_op_cc): Likewise.
9578 2003-01-07 Richard Sandiford <rsandifo@redhat.com>
9580 * config/mips/mips.c (mips_va_arg): In the EABI code, apply the
9581 big-endian correction to indirect arguments too.
9583 2003-01-06 Aldy Hernandez <aldyh@redhat.com>
9585 Segher Boessenkool <segher@koffie.nl>
9587 * config/rs6000/rs6000.c (rs6000_reg_names): Add missing registers.
9588 (alt_reg_names): Ditto, fix formatting.
9589 * config/rs6000/rs6000.h (DEBUG_REGISTER_NAMES): Fix formatting.
9591 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
9593 * config/h8300/h8300.c (final_prescan_insn): Constify uid.
9594 (output_logical_op): Constify intval and det.
9595 (compute_logical_length): Likewise.
9596 (compute_logical_cc): Likewise.
9597 (output_a_shift): Constify mask.
9598 (h8300_encode_label): Constify len.
9600 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
9602 * config/h8300/h8300.c (h8300_expand_prologue): Remove fsize.
9603 (h8300_expand_epilogue): Likewise.
9605 2003-01-06 Aldy Hernandez <aldyh@redhat.com>
9607 Segher Boessenkool <segher@koffie.nl>
9609 * config/rs6000/altivec.md: Remove spaces from assembler
9610 instruction argument lists.
9612 2003-01-07 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9614 * config/c4x/c4x.c (c4x_naked_function_p): Rename from
9615 c4x_assembler_function_p.
9616 (c4x_null_epilogue_p): Complement return value, all uses updated.
9617 (c4x_insert_attributes): Add naked.
9618 * config/c4x/c4x.md (c4x_null_epilogue_p): Changes uses.
9619 * doc/extend.texi: Update C4x function attributes.
9621 2003-01-06 Richard Henderson <rth@redhat.com>
9623 * config/alpha/alpha.c (alpha_encode_section_info): Adjust symbol_str
9624 properly when changing "local-ness".
9625 * config/alpha/alpha.md (movdi_er_high_g): Allow all symbols.
9627 2003-01-06 Dale Johannesen <dalej@apple.com>
9629 * config/darwin-protos.h: Add prototypes for new section functions.
9631 2003-01-06 Chris Demetriou <cgd@broadcom.com>
9633 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*): Default ABI
9636 2003-01-06 Zack Weinberg <zack@codesourcery.com>
9638 * hwint.h: If the current compiler has no 64-bit type at all,
9639 make HOST_WIDEST_INT 32 bits.
9641 2003-01-06 Eric Christopher <echristo@redhat.com>
9643 * config/mips/mips.md (movdf_internal2): Fix constraints.
9645 2003-01-06 Kazu Hirata <kazu@cs.umass.edu>
9647 * config/h8300/h8300.md (*twoshifts_l16_r1): New.
9649 2003-01-06 Richard Sandiford <rsandifo@redhat.com>
9651 * config/mips/mips.md (leadi): Use dla rather than la.
9653 2003-01-06 Svein E. Seldal <Svein.Seldal@solidas.com>
9655 * config/c4x/c4x.h: Updated specs for new gas format. Fixed bug
9656 in C33_FLAG. Added proper C33 support in ASM_FILE_START macro.
9658 2003-01-06 Herman A.J. ten Brugge <hermantenbrugge@home.nl>
9660 * config/c4x/c4x.h: Remove hwint.h include and HOST_WIDE_INT_PRINT_HEX
9663 2003-01-05 Kazu Hirata <kazu@cs.umass.edu>
9665 * config/h8300/h8300.md (*extzv_8_23): New.
9667 2003-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9669 * pa64-hpux.h (JCR_SECTION_NAME): Define.
9670 (PA_INIT_FRAME_DUMMY_ASM_OP): Check EH_FRAME_SECTION_NAME instead of
9671 USE_EH_FRAME_REGISTRY when defining.
9673 2003-01-05 Kazu Hirata <kazu@cs.umass.edu>
9675 * config/h8300/h8300.c (output_a_shift): Do not output a
9677 * config/h8300/h8300.md (two splitters): New.
9679 2003-01-05 Richard Sandiford <rsandifo@redhat.com>
9681 * config/mips/mips.md: Disable the movstrsi define_split.
9683 2003-01-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9685 * alloc-pool.c: Don't include "libiberty.h".
9686 * config/sparc/gmon-sol2.c: Include <fcntl.h>.
9687 * convert.c (convert_to_real): Hide unused variable.
9689 2003-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9691 * Makefile.in (gtyp-gen.h): Const-ify.
9692 * gcov-dump.c (tag_table): Likewise.
9694 2003-01-04 Bruce Korb <bkorb@gnu.org>
9696 * fixinc/fixfixes.c(wrap_fix): the wrapper guard must be a function
9697 of *both* the file name and the fix name.
9699 2003-01-04 John David Anglin <dave.anglin@nrc.ca>
9701 * config.gcc (hppa*64*-*-hpux11*): Define extra_parts. Don't use
9703 * pa-hpux11.h (LDD_SUFFIX, PARSE_LDD_OUTPUT): Undefine.
9704 (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Define.
9705 * pa64-hpux.h (HP_INIT_ARRAY_SECTION_ASM_OP,
9706 GNU_INIT_ARRAY_SECTION_ASM_OP, HP_FINI_ARRAY_SECTION_ASM_OP,
9707 GNU_FINI_ARRAY_SECTION_ASM_OP): Define.
9708 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Define when not using
9710 (EH_FRAME_IN_DATA_SECTION): Delete define.
9711 (HAS_INIT_SECTION, LD_INIT_SWITCH, LD_FINI_SWITCH): Undefine.
9712 (STARTFILE_SPEC): Use crtbegin.o.
9713 (ENDFILE_SPEC): Use crtend.o.
9714 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION,
9715 SUPPORTS_INIT_PRIORITY, PA_CXA_FINALIZE_STUB, PA_INIT_FINI_HACK,
9716 PA_INIT_FRAME_DUMMY_ASM_OP, PA_JV_REGISTERCLASSES_STUB,
9717 DTOR_LIST_BEGIN): Define.
9718 * pa.c (TARGET_ASM_CONSTRUCTOR): Define.
9719 (pa_asm_out_constructor, pa_asm_out_destructor): New functions.
9720 * som.h (SUPPORTS_INIT_PRIORITY): Delete define.
9722 2002-12-31 Larin Hennessy <larin@science.oregonstate.edu>
9724 * fixinc/fixinc.svr4: Remove references to i860, Sony NewsOS, and spur.
9725 * fixinc/inclhack.def: Remove tests for Apple A/UX, ARM/RISCiX, DG/UX,
9726 m88k-*-sysv3*, Sony NewsOS. Remove references to i860.
9727 Cleanup handling of replacement text.
9728 * fixinc/mkfixinc.sh: Remove reference to i?86-*-osf1*
9730 2003-01-04 Bruce Korb <bkorb@gnu.org>
9732 * fixinc/tests/base/math.h: removed obsolete results
9733 * fixinc/tests/base/stdlib.h: ditto
9734 * fixinc/tests/base/sys/param.h: ditto
9735 * fixinc/tests/base/sys/stat.h: ditto
9736 * fixinc/tests/base/time.h: ditto
9737 * fixinc/tests/base/X11/Intrinsic.h: removed obsolete file
9738 * fixinc/tests/base/sys/byteorder.h: ditto
9739 * fixinc/inclhack.def: Remove superfluous backslashes
9741 2003-01-04 Kazu Hirata <kazu@cs.umass.edu>
9743 * config/h8300/h8300-protos.h: Add prototypes for
9744 the new functions defined below.
9745 * config/h8300/h8300.c (TARGET_ASM_FUNCTION_PROLOGUE): Do not
9747 (dosize): Emit RTL instead of assembly code.
9750 (h8300_output_function_prologue): Remove.
9751 (h8300_expand_prologue): New.
9752 (h8300_expand_epilogue): New.
9753 (h8300_output_function_epilogue): Do only the reset of
9755 * config/h8300/h8300.md (push_h8300): New.
9756 (push_h8300hs): Likewise.
9757 (pop_h8300): Likewise.
9758 (pop_h8300hs): Likewise.
9759 (*stm_h8300s_2): Change the name to stm_h8300s_2.
9760 (*stm_h8300s_3): Change the name to stm_h8300s_3.
9761 (*stm_h8300s_4): Change the name to stm_h8300s_4.
9762 (*ldm_h8300s_2): New.
9763 (*ldm_h8300s_3): Likewise.
9764 (*ldm_h8300s_4): Likewise.
9766 (*return_1): Likewise.
9767 (prologue): Likewise.
9768 (epilogue): Likewise.
9769 (monitor_prologue): Likewise.
9771 2003-01-03 Dale Johannesen <dalej@apple.com>
9773 * config/darwin.h: (EXTRA_SECTIONS): Add machopic_symbol_stub1,
9774 machopic_picsymbol_stub1.
9775 (EXTRA_SECTION_FUNCTIONS): Ditto.
9776 * rs6000/rs6000.c: Update copyright.
9777 (machopic_output_stub): Use them. Remove an insn from stub code.
9779 2003-01-02 Jason Merrill <jason@redhat.com>
9781 * fold-const.c (fold) [COND_EXPR]: Avoid NOP_EXPRs better.
9783 * integrate.c (copy_decl_for_inlining): Don't clear the rtl for
9784 static/external decls.
9786 * c-common.c (finish_fname_decls): Put the DECL_STMTs inside the
9788 * c-decl.c (c_make_fname_decl): Push the decls there, too.
9790 2003-01-03 Kazu Hirata <kazu@cs.umass.edu>
9792 * config/h8300/h8300-protos.h: Add a prototype for
9793 h8300_current_function_interrupt_function_p.
9794 * config/h8300/h8300.c (interrupt_handler): Remove.
9795 (os_task): Likewise.
9796 (monitor): Likewise.
9797 (pragma_interrupt): New.
9798 (WORD_REG_USED): Use
9799 h8300_current_function_interrupt_function_p.
9801 (h8300_output_function_prologue): Likewise.
9802 Do not set interrupt_handler, os_task, monitor.
9803 (h8300_output_function_prologue): Use
9804 h8300_current_function_interrupt_function_p.
9805 Do not set interrupt_handler, os_task, monitor.
9806 (h8300_current_function_interrupt_function_p): New.
9807 (h8300_pr_interrupt): Set pragma_interrupt.
9808 (h8300_insert_attributes): Reset pragma_interrupt.
9810 2003-01-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9812 * doc/install.texi (Configuration): Fix markup for reference to
9815 2003-01-02 Kazu Hirata <kazu@cs.umass.edu>
9817 * config/h8300/h8300.md (*iorhi3_zext): Relax the condition.
9818 (*iorhi3_two_qi): Likewise.
9819 (*iorsi3_zexthi): Likewise.
9820 (*xorhi3_zextqi): Likewise.
9821 (*xorsi3_zexthi): Likewise.
9822 (*xorsi3_zextqi): Likewise.
9824 2003-01-02 Kazu Hirata <kazu@cs.umass.edu>
9826 * config/h8300/h8300.c (stack_pointer_operand): New.
9827 (const_int_gt_2_operand): Likewise.
9828 (const_int_ge_8_operand): Likewise.
9829 * config/h8300/h8300.md (a splitter): Likewise.
9830 (a peephole2): Likewise.
9831 * config/h8300/h8300-protos.h: Add prototypes for the new
9834 2003-01-02 Steven Bosscher <s.bosscher@student.tudelft.nl>
9836 * objc/Make-lang.in, objc/config-lang.in, objc/lang-specs.h,
9837 objc/objc-act.h: Fix copyright years.
9839 2003-01-02 Steven Bosscher <s.bosscher@student.tudelft.nl>
9841 * doc/passes.texi: Fix documentation for -fssa-ccp
9843 2003-01-02 Neil Booth <neil@daikokuya.co.uk>
9845 * gccbug.in: Update for new categories.
9847 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
9849 * config/h8300/h8300.md: Reorder some patterns.
9851 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
9853 * config/h8300/h8300.c (output_logical_op): Fix a warning.
9855 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
9857 * config/darwin-protos.h, config/c4x/c4x-protos.h,
9858 config/cris/cris-protos.h, config/i370/i370-protos.h,
9859 config/i960/i960-protos.h, config/ia64/ia64-protos.h,
9860 config/v850/v850-protos.h: Use struct, and don't conditionally
9861 compile on GCC_C_PRAGMA_H.
9863 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
9865 * config/arm/arm-protos.h: Remove #ifdef GCC_C_PRAGMA_H.
9866 * config/h8300/h8300-protos.h: Likewise.
9867 * config/sh/sh-protos.h: Likewise.
9869 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
9871 * config/arm/arm-protos.h: Use struct cpp_reader instead of
9873 * config/h8300/h8300-protos.h: Likewise.
9874 * config/sh/sh-protos.h: Likewise.
9876 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
9878 * config/arm/arm.c (arm_pr_long_calls, arm_pr_no_long_calls,
9879 arm_pr_long_calls_off): Use struct.
9880 * config/h8300/h8300.c (h8300_pr-interrupt, h8300_pr_saveall)
9882 Don't include cpplib.h.
9883 * config/sh/sh.c (sh_pr_interrupt, sh_pr_trapa,
9884 sh_pr_nosave_low_regs): Similarly.
9886 2003-01-01 Kazu Hirata <kazu@cs.umass.edu>
9888 * config/h8300/h8300.c: Include cpplib.h.
9890 2003-01-01 Steven Bosscher <s.bosscher@student.tudelft.nl>
9892 * objc/Make-lang.in, objc/config-lang.in, objc/lang-options.h,
9893 objc/lang-specs.h, objc/objc-act.c, objc/objc-act.h,
9894 objc/objc-lang.c, objc/objc-tree.def: Replace "GNU CC" with
9895 "GCC" in the copyright header.
9897 2003-01-01 Neil Booth <neil@daikokuya.co.uk>
9899 * c-pragma.c (c_register_pragma): New.
9900 (init_pragma): Use it.
9901 * c-pragma.h (cpp_register_pragma): Don't declare.
9902 (c_register_pragma): New.
9903 * cpplib.h: Remove #ifdef GCC_C_PRAGMA_H.
9904 * config/darwin.h (REGISTER_TARGET_PRAGMAS): Update.
9905 * config/arm/arm.h (REGISTER_TARGET_PRAGMAS): Update.
9906 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
9907 * config/h8300/h8300.h (REGISTER_TARGET_PRAGMAS): Update.
9908 * config/i370/i370.h (REGISTER_TARGET_PRAGMAS): Update.
9909 * config/i960/i960.h (REGISTER_TARGET_PRAGMAS): Update.
9910 * config/ia64/hpux.h (REGISTER_TARGET_PRAGMAS): Update.
9911 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Update.
9912 * config/sh/sh.h (REGISTER_TARGET_PRAGMAS): Update.
9913 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS): Update.
9914 * doc/tm.texi (REGISTER_TARGET_PRAGMAS): Update
9916 See ChangeLog.8 for earlier changes.
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