1 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
3 * read-rtl.c: Fix formatting.
6 * regclass.c: Likewise.
8 * reg-stack.c: Likewise.
11 * resource.c: Likewise.
12 * rtlanal.c: Likewise.
14 * rtl-error.c: Likewise.
16 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
18 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
19 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
21 2002-05-08 Bernd Schmidt <bernds@redhat.com>
23 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
24 use __SSE2__ macro instead.
25 * config/i386/xmmintrin.h: Likewise.
27 2002-05-08 Janis Johnson <janis187@us.ibm.com>
29 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
30 and use it in all invocations of these macros. Clean up comments.
31 * rtl.c (rtl_check_failed_flag): Add an argument for the name
32 of the flag access macro whose check failed.
33 * doc/rtl.texi (Flags): Document additional flag uses.
35 2002-05-08 Robert Spier <rspier@pobox.com>
36 Neil Booth <neil@daikokuya.demon.co.uk>
39 * cppfiles.c (handle_missing_header): Don't do anything
40 different for <> includes.
42 * cppopts.texi: Update documentation for -MG.
44 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
46 * cpplex.c (cpp_interpret_charconst): Truncate as well as
49 * cpp.texi: Clarify multichar charconst valuation.
51 2002-05-08 Mark Mitchell <mark@codesourcery.com>
53 * doc/invoke.texi: Document -mwindiss option.
55 2002-05-08 Jason Merrill <jason@redhat.com>
57 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
59 * dwarf2out.c (gen_type_die): Abort on broken recursion.
62 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
65 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
67 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
68 little-endian multilibs to override arm/thumb multilibs.
69 Do not build hardware floating point multilibs, nor apcs-26
70 multilibs for the Thumb.
72 2002-05-08 Mark Mitchell <mark@codesourcery.com>
75 * varasm.c (mark_weak): New function.
76 (merge_weak): Use it. Do not call declare_weak.
77 (declare_weak): Use merge_weak.
79 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
81 * cse.c (dead_libcall_p): Update counts.
82 (delete_trivially_dead_insns): Update call of dead_libcall_p.
84 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
86 * cfglayout.c (function_tail_eff_head): Rename to ...
87 (function_footer): ... this one.
88 (unlink_insn_chain): New functions.
89 (label_for_bb): Only call block_label and emit debug message.
90 (record_effective_endpoints): Actually unlink the headers and footers.
91 (fixup_reorder_cahin): Re-insert the unlinked sequences.
92 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
93 * cfglayout.h (struct reorder_block_def): New fields footer/header;
94 remove eff_head/eff_end.
95 * rtl.h (set_first_insn): Declare.
96 * emit-rtl.c (set_first_insn): New function.
98 * cfglayout.c (fixup_reorder_chain): Dump duplicated
99 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
100 cfg_layout_duplicate_bb): New global function.
101 (duplicate_insn_chain): New static function.
102 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
103 cfg_layout_duplicate_bb): Declare.
104 (struct reorder_block_def): Add "original" field.
105 * emit-rtl.c (emit_copy_of_insn_after): New function.
106 * rtl.h (emit_copy_of_insn_after): Declare.
108 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
109 (fixup_reorder_chain): properly handle edges to exit block.
111 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
112 Jan Hubicka <jh@suse.cz>
114 * basic-block.h (note_prediction_to_br_prob): declare.
115 * c-semantics.c: Inlucde predit.h
116 (expand_stmt): predict GOTO_STMT as not taken.
117 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
118 (cleanup_cfg): Do not free tail_recursion_list.
119 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
120 (flow_delete_block): Kill predictions past end of basic block.
121 * output.h (delete_unreachable_blocks): Declare.
122 * predict.c (predicted_by_p, process_note_predictions,
123 process_note_prediction, last_block_p): New function.
124 (estimate_probability): Bypass loop on PRED_CONTINUE;
125 do not handle noreturn heuristics; kill PRED_RETURN; add
127 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
128 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
129 * predict.h (IS_TAKEN): New constant.
130 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
131 * rtl.c (NOTE_INSN_PREDICTION): New.
132 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
134 (insn_note): add NOTE_INSN_PREDICTION.
135 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
136 CFG; free tail_recursion_label_list.
137 * stmt.c: Include predict.h;
138 (return_prediction): New.
139 (expand_value_return): Use it.
140 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
142 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
144 * config/mips/mips.md: Name the unspecs with define_constant.
145 (*HILO_delay): Rename to 'hilo_delay' (no star).
146 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
147 (reload_outdi, reload_outsi): Likewise.
149 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
151 * toplev.c: Fix formatting.
153 2002-05-07 Janis Johnson <janis187@us.ibm.com>
155 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
156 * configure.in (ac_rtlflag_checking): New.
157 * doc/install.texi (--enable-checking): Document RTL flag checking.
159 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
161 * c-common.c (c_common_init): Set options->unsigned_wchar.
162 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
163 group target dependencies.
164 (init_builtins, cpp_handle_option): Update.
165 * cpplex.c (cpp_interpret_charconst): Update.
166 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
167 signed_char to unsigned_char, group target dependencies.
168 * defaults.h (WCHAR_UNSIGNED): Remove.
169 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
171 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
172 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
173 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
174 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
175 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
177 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
179 2002-05-07 Mark Mitchell <mark@codesourcery.com>
181 * fixinc/inclhack.def (windiss_math1): New fix.
182 (windiss_math2): Likewise.
183 (windiss_valist): Likewise.
184 * fixinc/fixincl.x: Regenerated.
186 2002-05-07 Andreas Jaeger <aj@suse.de>
188 * genautomata.c (output_internal_min_issue_delay_func): Add
189 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
190 (output_internal_trans_func): Likewise.
192 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
194 * pa.c (hppa_profile_hook): Use force_reg to get the address
195 of the profile hook into an appropriate pseudo register.
197 2002-05-07 Mark Mitchell <mark@codesourcery.com>
199 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
200 (LINK_START_SPEC): Handle it.
201 (LINK_OS_SPEC): Likewise.
202 (CPP_SPEC): Likewise.
203 (STARTFILE_SPEC): Likewise.
204 (LIB_SPEC): Likewise.
205 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
207 (CRTSAVRES_DEFAULT_SPEC): New macro.
208 (LIB_WINDISS_SPEC): New macro.
209 (CPP_OS_WINDISS_SPEC): Likewise.
210 (STARTFILE_WINDISS_SPEC): Likewise.
211 (ENDFILE_WINDISS_SPEC): Likewise.
212 (LINK_START_WINDISS_SPEC): Likewise.
213 (LINK_OS_WINDISS_SPEC): Likewise.
214 * config/rs6000/windiss.h: New file.
216 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
218 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
220 2002-05-06 David S. Miller <davem@redhat.com>
222 * config/sparc/sparc.md (shift insns): Do not mask off
223 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
226 2002-05-06 Richard Henderson <rth@redhat.com>
229 * expr.c (highest_pow2_factor_for_type): New.
230 (expand_assignment): Use it.
232 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
234 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
236 ("altivec_mfvscr"): Same.
238 2002-05-06 Janis Johnson <janis187@us.ibm.com>
240 * rtl.h (struct rtx_def): Update comments.
241 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
242 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
243 RTL_FLAG_CHECK macros with list of expected RTL codes.
244 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
245 (rtl_check_failed_flag): New.
246 * reload1.c (reload): Use REG macro before changing rtx to MEM.
247 (reload_cse_noop_set_p): Check rtx code before using access macro.
248 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
249 before using access macro.
251 2002-05-06 Janis Johnson <janis187@us.ibm.com>
253 * doc/rtl.texi (Flags): Update to reflect current usage.
255 2002-05-06 Roger Sayle <roger@eyesopen.com>
258 * fold-const.c (sign_bit_p): New function.
259 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
260 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
261 Reapply fold when converting (A & C) == C into (A & C) != 0.
262 (fold_binary_op_with_conditional_arg): Fix typo in comment.
264 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
266 * c-common.c (warn_multichar): New.
267 (c_common_init): Set CPP's warn_multichar.
268 * c-common.h (warn_multichar): New.
269 * c-decl.c (warn_multichar): Remove.
270 * c-lex.c (lex_charconst): Update.
271 * c-tree.h (warn_multichar): Remove.
272 * cppexp.c (eval_token): Sign-extend charconst value.
273 * cppinit.c (cpp_create_reader): Set warn_multichar.
274 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
275 each character. Update prototype. Sign-extend the result.
276 * cpplib.h: Fix conditions.
277 (struct cpp_options): Add new warning flag.
278 (cpp_interpret_charconst): Update prototype.
280 * cpp.texi: Update documentation.
282 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
284 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
285 Fix typo in usage of allof instead of unit.
287 2002-05-06 Richard Henderson <rth@redhat.com>
289 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
290 and any jump or call for IN.
292 2002-05-06 Bernd Schmidt <bernds@redhat.com>
294 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
296 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
298 2002-05-06 Roger Sayle <roger@eyesopen.com>
300 * fold-const.c (lshift-double): Cast the high word to an unsigned
301 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
302 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
303 avoid compiler warning. (fold): Remove redundant code from
304 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
306 2002-05-06 Jeff Law <law@redhat.com>
308 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
309 * pa.c (pa_adjust_cost): Remove all true dependency cost
310 adjustments. Also remove support for non-DFA scheduling.
311 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
312 to adjust true dependency costs. Update various comments.
313 (7100lc, 7200, 7300 scheduling): Simplify by combining the
314 FP ALU & MPY units into a single unit.
316 2002-05-06 Catherine Moore <clm@redhat.com>
318 * config/v850/v850.c (compute_register_save_size): Make sure
319 to count all of the registers that will be saved.
321 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
323 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
325 2002-05-06 David S. Miller <davem@redhat.com>
327 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
328 allow result to overlap input operands in memory.
330 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
333 * cpp.texi: Update multichar charconst docs.
335 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
337 * cpplex.c (cpp_interpret_charconst): Sign-extend each
338 character. Don't ignore excess characters. Treat
339 multicharacter character constants as signed.
340 (cpp_parse_escape): Clarify diagnostic.
342 2002-05-05 Jakub Jelinek <jakub@redhat.com>
344 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
345 use add instead of shift.
346 (ashldi3_sp64): Likewise.
347 (ashlsi3_const1, ashldi3_const1): Remove.
348 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
349 * config/sparc/sparc.c (const1_operand): New.
351 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
353 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
355 2002-05-05 Jakub Jelinek <jakub@redhat.com>
358 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
360 2002-05-05 Richard Henderson <rth@redhat.com>
362 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
363 memory latency adjustments.
364 (alpha_variable_issue): Remove.
365 (alpha_use_dfa_pipeline_interface): New.
366 (alpha_multipass_dfa_lookahead): New.
367 * config/alpha/alpha.md: Remove define_function_unit scheduling;
368 include new dfa scheduling.
369 (attr type): Add none.
371 * config/alpha/ev4.md: New.
372 * config/alpha/ev5.md: New.
373 * config/alpha/ev6.md: New.
375 2002-05-05 David S. Miller <davem@redhat.com>
377 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
379 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
381 * cse.c: Fix formatting.
382 * emit-rtl.c: Likewise.
384 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
386 * genautomata.c (initiate_states): Add additional guard to
387 initialize `units_array'.
389 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
391 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
392 process_unit_to_form_the_same_automaton_unit_lists,
393 form_the_same_automaton_unit_lists
394 check_unit_distributions_to_automata): New prototypes and
396 (check_automata): Rename it into `check_automata_insn_issues'.
397 (unit_decl): New fields `the_same_automaton_unit' and
398 `the_same_automaton_message_reported_p'.
399 (unit_decl_t): New typedef.
400 (the_same_automaton_lists): New gloval variable.
401 (unit_regexp, unit_set_el, units_array, units_cmp,
402 output_get_cpu_unit_code_func): Use the typedef.
403 (evaluate_max_reserv_cycles): Increment
404 `description->max_insn_reserv_cycles'.
405 (initiate_states): Don't increment `max_cycles_num'.
406 (transform_insn_regexps): Move code around transformation of
407 regexps from `generate'.
408 (generate): Remove call of `transform_insn_regexps'.
409 (expand_automata): Call `transform_insn_regexps' and
410 `check_unit_distributions_to_automata'. Check errors before
413 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
414 automaton `ultrasparc3_1'.
416 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
418 * c-common.c (c_common_init): Set up CPP arithmetic.
419 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
420 something reasonable for the host.
421 (sanity_checks): Add checks.
422 (cpp_read_main_file): Call sanity_checks() from here...
423 (cpp_post_options): ... not here.
424 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
425 * cpplib.h (struct cpp_options): New member int_precision.
427 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
429 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
431 2002-05-04 David S. Miller <davem@redhat.com>
433 * config/sparc/linux.h, config/sparc/linux64.h
434 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
436 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
438 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
440 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
443 2002-05-05 Tim Josling <tej@melbpc.org.au>
445 * treelang; New directory for new sample language treelang.
447 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
449 * Makefile.in (c-lex.o): Update.
450 * c-lex.c: Include target.h.
451 (cb_register_builtins): New.
452 (init_c_lex): Set builtins callback.
453 * c-lex.h (cpp_define, cpp_assert): New prototypes.
454 * cppinit.c (init_builtins): Use callback, including for
456 * cpplib.h (struct cpp_callbacks): New member.
457 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
458 (TARGET_INITIALIZER): Update.
459 * target.h (struct gcc_target): New hook.
460 * tree.c (default_register_cpp_builtins): New.
461 * tree.h (default_register_cpp_builtins): New.
463 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
465 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
467 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
468 (cpp_post_options): Move sanity checks to...
469 (sanity_checks): New.
470 * cpplex.c (maybe_read_ucs): Fix prototype.
471 (parse_string, cpp_parse_escape): Cast for %c format specifier.
472 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
475 2002-05-04 Bernd Schmidt <bernds@redhat.com>
477 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
478 builtins. Use V2DI patterns instead of TI for logical operations.
479 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
480 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
481 (ix86_expand_builtins): Change the pattern used for movntdq.
482 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
483 sse2_nandv2di3): New patterns.
484 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
486 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
487 (cvtdq2pd): Correct mode on operand 1.
488 (sse2_umulsidi3): Describe without unspec.
489 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
491 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
492 (ashlv2di3): Likewise, from sse2_ashlv2di3.
493 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
494 ashlv4si3, ashlv2di3): Use SImode for shift count.
495 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
496 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
498 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
500 (__m128i, __m128d): New macros.
501 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
502 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
503 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
504 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
505 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
506 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
507 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
508 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
509 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
510 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
511 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
512 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
513 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
514 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
515 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
516 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
517 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
518 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
519 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
520 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
521 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
522 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
523 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
524 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
525 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
526 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
527 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
528 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
529 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
530 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
531 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
532 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
533 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
534 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
535 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
536 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
537 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
539 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
540 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
542 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
544 * dwarf2out.c: Fix formatting.
545 * varasm.c: Likewise.
547 2002-05-04 David Edelsohn <edelsohn@gnu.org>
550 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
551 clobber and use result as temporary value.
553 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
555 * expr.c (force_operand): Use expand_simple_* to handle more
558 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
560 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
562 (lex_charconst): Update for change in prototype of
563 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
565 * cpphash.h (BITS_PER_CPPCHAR_T): New.
566 * cppinit.c (cpp_create_reader): Initialize them for no
568 (cpp_post_options): Add sanity checks.
569 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
570 and truncation issues. Calculate in type cppchar_t.
571 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
572 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
573 run-time dependent precision correctly. Return whether the
574 result is signed or not.
575 * cpplib.c (dequote_string): Use cppchar_t; update.
576 * cpplib.h (cppchar_signed_t): New.
577 struct cpp_options): New precision members.
578 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
579 * cppexp.c (eval_token): Update.
581 2002-05-03 David S. Miller <davem@redhat.com>
583 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
584 * config/sparc/sparc.c (sparc_rtx_costs): New function
585 implementing RTX_COSTS and CONST_COSTS.
586 * config/sparc/sparc.h (CONST_COSTS): Delete.
587 (RTX_COSTS_CASES): Define.
588 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
591 * config/sparc/sparc.md (DFA schedulers): Split out...
592 * config/sparc/cypress.md, config/sparc/hypersparc.md,
593 config/sparc/sparclet.md, config/sparc/supersparc.md,
594 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
596 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
597 checks on it, always defined for Sparc.
599 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
600 Tweak, and add more detailed comments.
602 2002-05-03 Zack Weinberg <zack@codesourcery.com>
604 * Re-apply patch accidentally reverted with
605 DFA scheduler merge: remove all rules and variables to slurp
606 source files out of libiberty and rebuild them with HOST_CC.
607 ($(HOST_PREFIX_1)varray.o): New rule.
608 (genattrtab rule): Word wrap.
610 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
612 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
613 (CPP_SUBTARGET_SPEC): Define.
614 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
616 (CPP_SPEC): Redefine to include %(cpp_subtarget).
618 2002-05-03 David S. Miller <davem@redhat.com>
620 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
621 * target.h (struct gcc_target): Delete cycle_display member.
623 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
624 (rtx_needs_barrier): Delete reference to cycle_display unspec.
625 (ia64_sched_reorder2): Mention need for cycle display handling
626 once such notes exist.
628 2002-05-03 Richard Henderson <rth@redhat.com>
630 * real.c (etoasc): Strip most trailing zeros for clarity.
631 * sched-vis.c: Include real.h.
632 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
633 * Makefile.in (sched-vis.o): Add real.h.
635 2002-05-03 David S. Miller <davem@redhat.com>
637 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
640 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
642 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
643 when we get an out of range literal.
644 (altivec_expand_ternop_builtin): Same.
645 (altivec_expand_unop_builtin): Same.
646 (altivec_expand_builtin): Same, for dss.
647 (altivec_expand_builtin): Use trees instead of rtl when
648 determining literal argument validity.
650 2002-05-03 David S. Miller <davem@redhat.com>
652 Delete cycle display scheduling hook.
653 * config/ia64/ia64.c (ia64_cycle_display,
654 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
655 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
656 and use emit_insn_before instead of ia64_emit_insn_before.
657 * config/ia64/ia64.md (unspec usage): Delete cycle display.
658 (cycle_display): Delete insn pattern.
659 * config/sparc/sparc.md (unspec usage): Delete cycle display.
660 (cycle_display): Delete insn pattern.
661 * config/sparc/sparc.c (sparc_cycle_display,
662 TARGET_SCHED_CYCLE_DISPLAY): Delete.
663 * doc/md.texi (cycle_display): Don't mention.
664 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
666 2002-05-03 Richard Henderson <rth@redhat.com>
668 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
669 * recog.h: Declare them.
671 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
672 * config/sparc/sparc.md: Use store_data_bypass_p instead.
673 * config/sparc/sparc-protos.h: Update.
675 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
677 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
678 -D__arch64__. Add -D_LP64.
679 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
681 (CPP_ARCH64_SPEC): Likewise.
682 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
683 (NO_BUILTIN_SIZE_TYPE): Undef.
685 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
687 * genautomata.c (min_issue_delay_pass_states): Change return type
689 (min_issue_delay_pass_states): Change the algorithm.
690 (min_issue_delay): Set up min_insn_issue_delay for the state.
691 (output_min_issue_delay_table): Interchange the nested loops and
692 and initiate min_insn_issue_delay for states.
694 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
696 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
699 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
701 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
704 2002-05-03 Richard Henderson <rth@redhat.com>
707 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
708 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
709 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
710 code before JUMP, not EARLIEST.
712 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
714 * c-format.c (check_format_info_main): Don't check for presence of
715 parameter for * width until after operand number has been read,
716 and only check for it if format parameters are available.
719 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
721 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
722 (LINK_SPEC): Undef before defining.
724 2002-05-03 Jakub Jelinek <jakub@redhat.com>
727 * tradcpp.c (fixup_newlines): New.
728 (main, finclude): Use it.
730 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
732 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
733 * config/mips/mips.c (mips_unique_section): Strip encoding from
736 2002-05-03 Jakub Jelinek <jakub@redhat.com>
738 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
741 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
743 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
744 (Specific): Removed buildstats references.
745 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
746 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
747 Accomodate Solaris versions beyond 8.
748 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
749 (Specific, *-*-solaris2.8): Removed, obsolete.
751 2002-05-03 Jakub Jelinek <jakub@redhat.com>
754 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
755 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
756 fill leaf_reg_remap with identity.
757 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
759 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
761 * config/h8300/crti.asm: Remove trailing spaces.
762 * config/h8300/h8300.c: Likewise.
763 * config/h8300/lib1funcs.asm: Likewise.
765 2002-05-02 Jason Merrill <jason@redhat.com>
767 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
768 * c-decl.c (c_init_decl_processing): Use it.
769 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
770 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
771 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
773 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
775 * regrename.c: Fix formatting.
778 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
780 * i386.md (attribute memory): Handle compares properly.
782 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
784 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
787 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
789 * function.c: Fix formatting.
791 2002-05-02 Jan Hubicka <jh@suse.cz>
793 * haifa-sched.c (schedule_insn): Print table of instructions and
795 (sched_block): Do not print ready list at verbosity level 1.
796 * sched-vis.c (print_insn): Make global.
797 * sched-ebb.c (ebb_print_insn): Rename from...
798 (print_insn): ... this one.
799 * sched-int.h (print_insn): Declare
801 2002-05-02 Richard Henderson <rth@redhat.com>
803 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
804 emitted by cycle_display.
806 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
808 * doc/install.texi (*-*-freebsd*): Update to latest status.
810 2002-05-02 Jakub Jelinek <jakub@redhat.com>
813 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
814 * config/float-sparc.h: Assume 128-bit long double if
815 __LONG_DOUBLE_128__ is defined.
817 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
819 * genattrtab.c (write_function_unit_info): Add a dummy element
822 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
824 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
825 TYPE_MODE (double_type_node) instead of DFmode.
827 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
829 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
831 * toplev.c (rest_of_compilation): Revert Richard's patch.
833 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
835 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
837 2002-05-02 Catherine Moore <clm@redhat.com>
839 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
841 2002-05-02 Kazu Hirata <kazu@hxi.com>
843 * combine.c: Fix comment typos.
845 * genautomata.c: Likewise.
849 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
851 * doc/install.texi: State GNAT version requirements.
853 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
855 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
856 of the frame pointer or arg pointer register which strict register
857 checking is not enabled.
859 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
861 * gcc.dg/altivec-8.c: New.
863 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
864 PRE_INC and PRE_DEC for altivec modes.
866 2002-05-01 Bruce Korb <bkorb@gnu.org>
868 * fixinc/check.tpl(set-writable): make sure the function exists first
869 * fixinc/inclhack.def(alpha_assert): fix test_text
870 * fixinc/tests/base/assert.h: add in missing result
872 2002-05-01 Jeff Law <law@redhat.com>
874 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
877 2002-05-01 Joel Brobecker <brobecker@gnat.com>
879 * dbxout.c (dbxout_type): Emit size information for range types,
880 as well, but only when using GDB extensions.
882 2002-05-01 Richard Henderson <rth@redhat.com>
884 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
885 target-independent gnu binutils date test.
887 2002-05-01 Richard Henderson <rth@redhat.com>
889 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
890 info before expunging the block.
892 2002-05-01 Jakub Jelinek <jakub@redhat.com>
894 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
895 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
896 -M -or -MM is in effect.
898 2002-05-01 Zack Weinberg <zack@codesourcery.com>
900 * config.gcc: Correct test of --enable-obsolete. Obsolete all
902 * doc/install.texi: Update to match.
904 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
907 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
908 for duplicates. Always loop over whole list.
910 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
912 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
914 2002-05-01 Joel Sherrill <joel@OARcorp.com>
916 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
919 2002-05-01 Joel Sherrill <joel@OARcorp.com>
921 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
923 2002-05-01 David Edelsohn <edelsohn@gnu.org>
925 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
926 (nabs_nopower): Same.
927 (floatdisf2): New pattern.
928 (absdi2): Convert to define_insn_and_split.
933 (fix_trunctfdi2): Same.
934 (fix_trunctfsi2): Same.
936 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
938 * doc/install.texi: Update Texinfo version requirement
941 2002-05-01 Jakub Jelinek <jakub@redhat.com>
943 PR target/6512, PR target/5628
944 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
945 when memory is not aligned.
946 (movdf_insn_v9only_vis): Likewise.
947 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
948 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
949 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
951 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
953 * gcc.dg/altivec-7.c: New.
955 * config/rs6000/altivec.h: Cleanup.
957 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
959 * doc/invoke.texi (Option Summary): Add -mvrsave=.
960 (RS/6000 and PowerPC Options): Document -mvrsave=.
962 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
963 (rs6000_altivec_vrsave_string): Same.
964 (rs6000_override_options): Call rs6000_parse_vrsave_option.
965 (rs6000_parse_vrsave_option): New.
966 (rs6000_stack_info): Only generate vrsave instructions when
967 TARGET_ALTIVEC_VRSAVE.
969 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
970 (rs6000_altivec_vrsave_string): Define extern.
971 (rs6000_altivec_vrsave): Same.
972 (TARGET_ALTIVEC_VRSAVE): New.
974 2002-04-30 Richard Henderson <rth@redhat.com>
977 * toplev.c (rest_of_compilation): Don't run cross-jump before
980 2002-04-30 Tom Rix <trix@redhat.com>
982 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
983 check which_alternative.
985 2002-04-30 Kazu Hirata <kazu@hxi.com>
987 * cpplex.c: Fix comment formatting.
988 * function.c: Likewise.
989 * integrate.c: Likewise.
990 * regrename.c: Likewise.
991 * sibcall.c: Likewise.
992 * simplify-rtx.c: Likewise.
993 * tree-inline.c: Likewise.
995 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
997 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
998 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
999 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
1000 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
1001 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
1002 * pa/x-ada: New file. Define ADA_CFLAGS.
1004 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
1006 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
1007 from MMIX_LAST_REGISTER_FILE_REGNUM.
1008 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
1009 (struct machine_function): New member highest_saved_stack_register
1010 previously static variable in mmix.c.
1011 (MACHINE_DEPENDENT_REORG): Define.
1012 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
1013 (MMIX_OUTPUT_REGNO): New.
1014 (mmix_target_asm_function_prologue): Move calculation of last used
1015 saved-stack-register into...
1016 (mmix_machine_dependent_reorg): New function. Update to also handle
1018 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
1019 register names, simplify somewhat by new variable regno.
1020 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
1022 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
1023 emitting register names.
1024 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
1025 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
1027 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
1030 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
1032 2002-04-30 Richard Henderson <rth@redhat.com>
1034 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
1035 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
1036 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
1037 emit_tfmode_cvt): New.
1038 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
1039 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
1040 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
1041 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
1042 * config/sparc/sparc-protos.h: Update.
1044 2002-04-30 Janis Johnson <janis187@us.ibm.com>
1046 * install.texi (Final install): Add to the list of info to include
1047 in a report of a successful bootstrap, and add link to 3.1 list.
1049 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
1051 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
1052 (mode): Add vector modes
1053 (i387): Kill attribute.
1054 (unit): New attribute.
1055 (length_immediate): Grok new types.
1056 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
1057 (modrm): Use "unit".
1058 (memory): Handle MMX/SSE properly.
1059 (scheduling descriptions): Kill uses of fop1.
1060 (sse, mmx, fp patterns): Set type and mode properly.
1062 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
1064 * pa.c (override_options): Default to PA8000 scheduling.
1065 * doc/invoke.texi (HP-PA options): Mention newly added 7300
1066 scheduling parameter.
1068 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
1069 handling of double precision multiplies.
1071 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
1072 fpdiv and fpsqrt instructions.
1073 (7200 & 7300 scheduling): Fix typo in handling of
1074 store-load and store-store penalties.
1076 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1078 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
1079 mips. Add two missing commas.
1081 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
1083 * doc/contrib.texi (Contributors): Update Paolo Carlini's
1084 and Benjamin Kosnik's entries.
1086 2002-04-29 David S. Miller <davem@redhat.com>
1088 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
1089 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
1090 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
1091 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
1093 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1095 * combine.c (find_split_point): Use gen_int_mode.
1097 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
1099 Merging code from dfa-branch:
1101 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
1103 * genautomata.c (output_reserv_sets): Fix typo.
1105 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
1107 * genautomata.c (output_reserv_sets): Remove
1108 next_cycle_output_flag.
1110 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
1112 * sched-rgn.c (init_ready_list): Make the DFA code handle
1113 USE/CLOBBER insns in the same way as the traditional
1115 (new_ready): Similarly..
1117 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
1119 * haifa-sched.c (schedule_block): Change the DFA state only after
1122 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
1124 * pa.c (hppa_use_dfa_pipeline_interface): New function.
1125 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
1126 (override_options): Add PA7300 scheduling support.
1127 (pa_adjust_cost): Update various comments. Properly
1128 handle anti and output dependencies when using the
1130 (pa_issue_rate): Add PA7300 scheduling support.
1131 (pa_can_combine_p): Call extract_insn before calling
1132 constrain_operands (taken from mainline tree).
1133 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
1134 * pa.md (cpu attr): Add 7300. Rewrite pipeline
1135 descriptions using DFA descriptions. Add PA7300
1138 2002-03-30 David S. Miller <davem@redhat.com>
1140 Add UltraSPARC-III DFA scheduling support.
1141 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
1142 Update FP conditional move on register insn patterns to use it, as
1144 (define_attr cpu): Add ultrasparc3.
1145 (define_attr us3load_type): New, update integer load patterns to
1146 set it, as appropriate.
1147 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
1148 (rest): Add UltraSPARC3 scheduling description.
1149 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
1150 (PROCESSOR_ULTRASPARC3): New.
1151 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
1152 ({ASM,CPP}_CPU_SPEC): Likewise.
1153 (REGISTER_MOVE_COST): Likewise.
1154 (RTX_COSTS): Likewise.
1155 * config/sparc/sparc.c (sparc_override_options,
1156 sparc_initialize_trampoline, sparc64_initialize_trampoline,
1157 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
1158 sparc_issue_rate): Likewise.
1159 * config/sparc/sol2.h: Likewise.
1160 * config/sparc/sol2-sld-64.h: Likewise.
1161 * config/sparc/linux64.h: Likewise.
1163 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
1165 * doc/md.texi: Add comments about usage the latency time for the
1166 different dependencies and about case when two or more conditions
1167 in different define_insn_reservations returns TRUE for an insn.
1169 * doc/md.texi: Add reference for automaton based pipeline
1172 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
1174 * doc/passes.texi: Add missed information about genattrtab.
1176 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
1178 * genautomata.c (output_automata_list_transition_code): Check
1179 automata_list on NULL.
1181 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
1183 * genautomata.c (output_insn_code_cases,
1184 output_automata_list_min_issue_delay_code,
1185 output_automata_list_transition_code,
1186 output_automata_list_state_alts_code): Comment the functions.
1188 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
1190 * genautomata.c (automata_list_el_t): New typedef.
1191 (get_free_automata_list_el,free_automata_list_el,
1192 free_automata_list, automata_list_hash, automata_list_eq_p,
1193 initiate_automata_lists, automata_list_start, automata_list_add,
1194 automata_list_finish, finish_automata_lists,
1195 output_insn_code_cases, output_automata_list_min_issue_delay_code,
1196 output_automata_list_transition_code,
1197 output_automata_list_state_alts_code, add_automaton_state,
1198 form_important_insn_automata_lists): New functions and prototypes.
1199 (insn_reserv_decl): Add members important_automata_list and
1201 (ainsn): Add members important_p.
1202 (automata_list_el): New structure.
1203 (first_free_automata_list_el, current_automata_list,
1204 automata_list_table): New global variables.
1205 (create_ainsns): Initiate member important_p.
1206 (output_internal_min_issue_delay_func): Generate the switch and
1207 call output_insn_code_cases.
1208 (output_internal_trans_func, output_internal_state_alts_func):
1210 (generate): Call initiate_automata_lists.
1211 (automaton_states): New global variable.
1212 (expand_automata): Call form_important_insn_automata_lists.
1213 (write_automata): Call finish_automata_lists.
1215 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
1217 * genautomata.c (add_excls, add_presence_absence): Check that
1218 cpu units in the sets belong the same automaton.
1220 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
1221 about that cpu units in the sets belong the same automaton.
1223 * doc/md.texi: Ditto.
1225 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
1226 Nitin Gupta <niting@noida.hcltech.com>
1228 * config/sh/sh.c (sh_use_dfa_interface): New function.
1230 (sh_issue_rate): New Function.
1231 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
1232 TARGET_SCHED_ISSUE_RATE: define.
1234 * config/sh/sh.md: Add DFA based pipeline description for SH4.
1236 (define_attr insn_class): New attribute used for DFA
1238 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
1239 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
1240 cmpeqdi_t): Likewise.
1242 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
1243 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
1245 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
1247 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
1249 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
1252 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
1254 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
1255 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
1257 (output_dfa_start_func): Initiate new variable insn_codes_length,
1258 (write_automata): Output definition of the new variable.
1260 2001-10-02 David S. Miller <davem@redhat.com>
1262 * haifa-sched.c (advance_one_cycle): New function.
1263 (schedule_block): Use it.
1264 (queue_to_ready): Use it, and also make sure to advance the DFA
1265 state on all stall cycles, not just those where insn_queue links
1268 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
1270 * haifa-sched.c (max_issue): Remove last_p argument. Only return
1271 non-zero if the highest-priority instruction could be scheduled.
1272 (choose_ready): Remove last argument from max_issue call.
1274 2001-09-28 David S. Miller <davem@redhat.com>
1276 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
1277 ultrasparc and 3 for other multi-issue sparcs.
1279 2001-09-27 David S. Miller <davem@redhat.com>
1281 * config/sparc/sparc.md (cycle_display): New pattern.
1282 * config/sparc/sparc.c (sparc_cycle_display): New.
1283 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
1285 2001-09-25 David S. Miller <davem@redhat.com>
1287 Convert all of Sparc scheduling to DFA
1288 * config/sparc/sparc.md: Kill all define_function_unit
1289 directives and replace with DFA equivalent.
1290 * config/sparc/sparc.c (ultrasparc_adjust_cost,
1291 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
1292 ultra_fpmode_conflict_exists, ultra_find_type,
1293 ultra_build_types_avail, ultra_flush_pipeline,
1294 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
1295 ultrasparc_variable_issue, ultrasparc_sched_init,
1296 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
1297 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
1298 ultra_cur_hist, ultra_cycles_elapsed): Kill.
1299 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
1300 ultrasparc_store_bypass_p): New.
1301 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
1304 2001-09-24 David S. Miller <davem@redhat.com>
1306 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
1307 ready->vec[foo] not ready[foo].
1309 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
1311 * doc/md.texi: Correct examples for define_insn_reservations
1314 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
1316 * genautomata.c (create_automata): Print message about creation of
1318 (generate): Remove printing meease about creation of
1321 2001-09-05 David S. Miller <davem@redhat.com>
1323 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
1324 * config/sparc/linux64.h: Likewise.
1326 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
1328 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
1329 schedule_block, sched_init, sched_finish): Add missed calls of
1330 use_dfa_pipeline_interface.
1332 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
1335 * sched-vis.c (get_visual_tbl_length): Ditto.
1337 2001-08-27 Richard Henderson <rth@redhat.com>
1339 * genattr.c (main): Emit state_t even when not doing scheduling.
1341 2001-08-27 Richard Henderson <rth@redhat.com>
1343 * genautomata.c (expand_automata): Always create a description.
1345 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
1347 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
1348 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
1349 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
1352 * genattr.c (main): New variable num_insn_reservations. Increase
1353 it if there is DEFINE_INSN_RESERVATION. Output automaton based
1354 pipeline hazard recognizer interface.
1356 * genattrtab.h: New file.
1358 * genattrtab.c: Include genattrtab.h.
1359 (attr_printf, check_attr_test, make_internal_attr,
1360 make_numeric_value): Move protypes into genattrtab.h. Define them
1362 (num_dfa_decls): New global variable.
1363 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
1364 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
1365 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
1366 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
1368 * genautomata.c: New file.
1370 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
1372 * sched-int.h: (curr_state): Add the external definition for
1373 automaton pipeline interface.
1374 (haifa_insn_data): Add comments for members blockage and units.
1376 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1377 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1378 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1379 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1380 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1381 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1382 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
1384 (TARGET_SCHED): Use the new macros.
1386 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
1387 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
1388 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
1389 dfa_bubble): New members in gcc_target.sched.
1391 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
1392 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
1393 (insn_queue): Redefine it as pointer to array.
1394 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
1396 (max_insn_queue_index_macro_value): New variable.
1397 (curr_state, dfa_state_size, ready_try): New varaibles for
1398 automaton interface.
1399 (ready_element, ready_remove, max_issue): New function prototypes
1400 for automaton interface.
1401 (choose_ready): New function prototype.
1402 (insn_unit, blockage_range): Add comments.
1403 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
1404 FUNCTION_UNITS_SIZE == 0.
1405 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
1406 actual_hazard, potential_hazard): Add comments.
1407 (insn_cost): Use cost -1 as undefined value. Remove
1408 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
1410 (ready_element, ready_remove): New functions for automaton
1412 (schedule_insn): Add new code for automaton pipeline interface.
1413 (queue_to_ready): Add new code for automaton pipeline interface.
1414 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
1415 (debug_ready_list): Print newline when the queue is empty.
1416 (max_issue): New function for automaton pipeline interface.
1417 (choose_ready): New function.
1418 (schedule_block): Add new code for automaton pipeline interface.
1419 Print ready list before scheduling each insn.
1420 (sched_init): Add new code for automaton pipeline interface.
1421 Initiate insn cost by -1.
1422 (sched_finish): Free the current automaton state and finalize
1423 automaton pipeline interface.
1425 * sched-rgn.c: Include target.h.
1426 (init_ready_list, new_ready, debug_dependencies): Add new code for
1427 automaton pipeline interface.
1429 * sched-vis.c: Include target.h.
1430 (get_visual_tbl_length): Add code for automaton interface.
1431 (target_units, print_block_visualization): Add comments.
1433 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
1434 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
1435 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
1436 (getruntime.o, genautomata.o): New entries.
1437 (genattrtab.o): Add new dependency file genattrtab.h.
1438 (genattrtab): Add new dependencies. Link it with `libm.a'.
1439 (getruntime.o, hashtab.o): New entries for canadian cross.
1441 * doc/md.texi: Description of automaton based model.
1443 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
1445 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1446 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1447 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1448 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1449 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1450 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1451 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
1453 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
1454 MAX_DFA_ISSUE_RATE): New macro descriptions.
1456 * doc/contrib.texi: Add dfa based scheduler contribution.
1458 * doc/gcc.texi: Add more information about genattrtab.
1460 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1462 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
1463 adjust_address_nv call.
1465 2002-04-29 Janis Johnson <janis187@us.ibm.com>
1467 * doc/install.texi (Testing): Provide additional information, and
1468 a stronger encouragement, for running the testsuites.
1470 2002-04-29 DJ Delorie <dj@redhat.com>
1472 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
1473 given in upper case.
1475 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1477 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
1478 Solaris 2 <widec.h> if missing.
1479 * fixinc/fixincl.x: Regenerate.
1480 * fixinc/tests/base/widec.h: New file.
1482 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
1484 * toplev.c (f_options): Add "profile" switch so that
1485 -fno-profile can be used to disable -p.
1487 2002-04-29 Bernd Schmidt <bernds@redhat.com>
1489 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
1491 * tree.c (build_common_tree_nodes_2): Likewise.
1492 * tree.h (enum tree_index): Likewise.
1493 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
1495 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
1497 (init_mmx_sse_builtins): Initialize SSE2 builtins.
1498 (ix86_expand_builtin): Add support for SSE2 builtins.
1499 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
1500 (VALID_SSE_REG_MODE): Use it.
1501 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
1502 (enum ix86_builtins): Add SSE2 builtins.
1503 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
1504 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
1505 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
1506 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
1507 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
1508 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
1509 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
1510 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
1511 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
1512 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
1513 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
1514 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
1515 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
1516 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
1517 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
1518 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
1519 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
1520 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
1521 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
1522 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
1523 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
1524 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
1525 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
1526 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
1527 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
1528 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
1529 lfence_insn): New patterns.
1530 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
1531 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
1533 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
1535 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
1537 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1539 * doc/contrib.texi (Contributors): Add Paolo Carlini and
1541 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
1542 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
1543 and CPU instead of cpu.
1545 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
1547 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
1549 (lang_independent_options): Add -fif-conversion, -fif-conversion2
1550 (rest_of_compilation): Do if conversion only when asked for.
1551 (parse_options_and_default_flags): Set new variables to 1 for -O1
1552 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
1554 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
1556 * i386.c (dbx64_register_map): Fix typo.
1558 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
1560 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
1561 real_one_half, real_bb_freq_max): New static variables.
1562 (debug_profile_bbauxs): Kill.
1563 (process_note_predictions): Kill unused variable.
1564 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
1566 (propagate_freq): Use REAL_ARITHMETICS.
1567 (estimate_bb_frequencies): Likevise; init new static variables.
1568 * Makefile.in (predict.o): Add dependency on real.h
1570 2002-04-28 David S. Miller <davem@redhat.com>
1573 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
1574 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
1575 several {reads,writes} instead.
1576 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
1579 2002-04-27 David S. Miller <davem@redhat.com>
1582 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
1585 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
1586 including signal.h and sys/ucontext.h, not needed.
1588 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
1590 * varasm.c (output_constant_def): Correct test for not calling
1591 ENCODE_SECTION_INFO for INTEGER_CST.
1593 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
1595 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
1596 keep most cases as function eval_token.
1597 (eval_token): New function.
1598 (_cpp_parse_expr): Read token here for improved diagnostics.
1599 Don't use op_as_text. Detect bad ':' here.
1600 (reduce): Don't detect bad ':' here.
1601 (op_as_text): Remove.
1602 * cpphash.h (_cpp_test_assertion): Change prototype.
1603 * cpplib.c (_cpp_test_assertion): Change prototype.
1605 2002-04-28 Richard Henderson <rth@redhat.com>
1608 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
1609 (ggc_mark_rtx_children): New.
1611 2002-04-28 Jakub Jelinek <jakub@redhat.com>
1614 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
1615 after call peepholes for UltraSPARC.
1616 (call + jump 64-bit peepholes): Remove.
1618 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1621 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
1622 result as temporary value.
1624 2002-04-28 Jakub Jelinek <jakub@redhat.com>
1627 * toplev.c (rest_of_compilation): Only run regrename and copy
1628 propagation if optimizing.
1630 2002-04-28 Jakub Jelinek <jakub@redhat.com>
1632 PR optimization/6475
1633 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
1634 register of REGNO_DECL (i).
1635 * Makefile.in (reload1.o): Add $(TREE_H).
1637 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
1639 * cppexp.c (lex): Update to use state.skip_eval.
1640 (struct op): Remove prio and flags members.
1641 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
1642 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
1643 (LEFT_ASSOC): New macro.
1644 (optab): New table of operator priorities and flags.
1646 (_cpp_parse_expr): Clean up logic. Return bool. Use a
1647 malloc-ed parser stack.
1648 (reduce): New; reduce the operator stack.
1649 (_cpp_expand_op_stack): Expand the operator stack as necessary.
1650 * cpphash.h (struct op): Predeclare.
1651 (struct cpp_reader): New members op_stack, op_limit.
1652 (struct lexer_state): New member skip_eval.
1653 (_cpp_parse_expr): Update.
1654 (_cpp_expand_op_stack): New.
1655 * cpplib.c (do_if): Update.
1656 * cppinit.c (cpp_create_reader): Create op stack.
1657 (cpp_destroy): And destroy it.
1658 * cpplib.h (CPP_LAST_CPP_OP): Correct.
1659 (TTYPE_TABLE): Correct.
1661 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1664 * c-decl.c (duplicate_decls): Call merge_weak.
1665 * c-pragma.c (apply_pragma_weak): Warn about misuse.
1666 * output.h (merge_weak): Prototype merge_weak.
1667 * varasm.c (merge_weak): New function.
1668 (declare_weak): Make sure we don't give an error on VAR_DECLs.
1669 Mark RTL with SYMBOL_REF_WEAK.
1671 2002-04-27 Kurt Garloff <garloff@suse.de>
1673 * tree-inline.c (inlinable_function_p): Improve heuristics
1674 by using a smoother function to cut down allowable inlinable size.
1675 * param.def: Add parameters max-inline-insns-single,
1676 max-inline-slope, min-inline-insns that determine the exact
1677 shape of the above function.
1678 * param.h: Likewise.
1680 2002-04-26 Richard Henderson <rth@redhat.com>
1682 * c-parse.in (malloced_yyss, malloced_yyvs): New.
1683 (yyoverflow): Re-add. Set them.
1684 (free_parser_stacks): New.
1685 * c-common.h: Declare it.
1686 * c-lex.c (c_common_parse_file): Call it.
1688 2002-04-26 Richard Henderson <rth@redhat.com>
1690 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
1691 for fallthru search.
1693 2002-04-26 Eric Christopher <echristo@redhat.com>
1695 PR optimization/3700
1696 * config/mips/mips.c (mips_issue_rate): Define. New function.
1697 (TARGET_SCHED_ISSUE_RATE): Use.
1699 2002-04-25 David S. Miller <davem@redhat.com>
1702 * reorg.c (optimize_skip): Do not allow exception causing
1703 instructions to be considered for delay slots.
1704 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
1705 (relax_delay_slots): Do not try to consider exception causing
1706 instructions as redundant.
1708 2002-04-26 Richard Henderson <rth@redhat.com>
1711 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
1713 2002-04-26 Mark Mitchell <mark@codesourcery.com>
1716 * config/i386/i386.md (untyped_call): Return the value in a float
1717 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
1720 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
1722 * tree.c (tree_int_cst_lt): Compare constants whose types differ
1723 in unsigned-ness correctly.
1725 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
1727 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
1728 portable runtime model.
1730 2002-04-26 Richard Henderson <rth@redhat.com>
1732 * c-parse.in (yyoverflow): Revert.
1734 2002-04-26 David Edelsohn <edelsohn@gnu.org>
1735 Richard Henderson <rth@redhat.com>
1737 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
1738 result as temporary value.
1740 2002-04-26 Richard Henderson <rth@redhat.com>
1743 * c-common.c (fix_string_type): Split out of ...
1744 (combine_strings): ... here. Take a varray, not a tree list.
1745 (c_expand_builtin_printf): Use fix_string_type.
1746 * c-common.h: Update decls.
1747 * c-parse.in (string): Remove. Update all uses to use STRING
1748 instead, and not call combine_strings.
1751 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
1752 (build_asm_stmt): Likewise.
1753 * objc/objc-act.c (my_build_string): Use fix_string_type.
1754 (build_objc_string_object): Build varray for combine_strings.
1756 2002-04-26 Bo Thorsen <bo@suse.co.uk>
1758 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
1761 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
1763 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
1764 (HAVE_NO_R_OPERAND): Remove.
1765 (HAVE_VALUE): Remove.
1766 (op_to_prio): Update.
1767 (UNARY): Don't alter flags.
1768 (_cpp_parse_expr): want_value used to indicate whether
1769 a number or unary operator is expected next. Distinguish
1770 unary and binary +/-.
1771 (op_as_text): Update for unary operators.
1773 2002-04-25 Richard Henderson <rth@redhat.com>
1776 * c-parse.in (yyoverflow): New.
1778 2002-04-25 Richard Henderson <rth@redhat.com>
1781 * c-common.c (shorten_compare): Simplfy conditions leading to
1782 the generation of a warning.
1784 2002-04-25 Richard Henderson <rth@redhat.com>
1787 * expmed.c (extract_bit_field): Fall through to generic code rather
1788 than aborting on subreg special case.
1790 2002-04-25 David S. Miller <davem@redhat.com>
1792 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
1793 for DECL being NULL.
1795 2002-04-25 Steve Christiansen <smc@us.ibm.com>
1797 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
1799 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
1801 * c-decl.c (grokdeclarator): Remove outdated ??? note
1802 on invalid declaration of flexible array members.
1804 2002-04-25 Richard Henderson <rth@redhat.com>
1806 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
1808 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
1810 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
1811 needed by the compiler, even if they are used as global regs.
1813 2002-04-25 Matt Hiller <hiller@redhat.com>
1815 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
1817 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
1818 of the corresponding functions.
1819 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
1822 2002-04-25 Matt Hiller <hiller@redhat.com>
1824 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
1826 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
1827 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
1828 registers, adjust comment accordingly.
1829 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1830 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
1831 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
1832 for coprocessor registers.
1833 (ADDITIONAL_REGISTER_NAMES): Include
1834 ALL_COP_ADDITIONAL_REGISTER_NAMES.
1836 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
1837 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
1838 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
1839 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
1840 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
1842 (mips_char_to_class): Adjust comment to include coprocessor
1845 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
1847 (mips_reg_names, mips_regno_to_class): Include coprocessor
1849 (mips_sw_reg_names): Ditto, make non-static.
1850 (mips_move_1word): Handle moves to and from coprocessor registers.
1851 (mips_move_2words): Handle moves to and from coprocessor
1853 (mips_class_max_nregs, mips_register_move_cost): Handle
1854 coprocessor register classes.
1855 (override_options): Initialize mips_char_to_class and
1856 mips_hard_regno_mode_ok properly for coprocessor registers.
1858 * config/mips/mips.md (movdi_internal, movdi_internal2,
1859 movsi_internal1, movsi_internal2): Add constraint-sets for
1860 coprocessor registers.
1861 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
1862 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
1864 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
1865 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
1867 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
1868 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
1870 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
1871 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
1874 * doc/tm.texi: Document feature.
1876 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1878 * integrate.c (function_attribute_inlinable_p): Simplify.
1879 Check the table pointer is not NULL.
1881 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
1883 * doc/c-tree.texi: Fix typo in introduction.
1885 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1887 * c-common.h (c_common_parse_file): Update.
1888 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1889 * c-lex.c (YYDEBUG): Get from c-lex.h.
1890 (c_common_parse_file): Update.
1891 * c-lex.h (YYDEBUG, yydebug): New.
1892 * c-parse.in (YYDEBUG): Get from c-lex.h.
1893 (c_set_yydebug): Remove.
1894 * c-tree.h (c_set_yydebug): Remove.
1895 * langhooks-def.h (lhd_do_nothing_i): New.
1896 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
1897 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
1898 * langhooks.c (lhd_do_nothing_i): New.
1899 (lhd_set_yydebug): Remove.
1900 * langhooks.h (struct lang_hooks): Update.
1901 * toplev.c (set_yydebug): New.
1902 (compile_file): Update call to parse_file hook.
1903 (decode_d_option): Update.
1905 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1907 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
1909 * loop.c (load_mems): Don't change the interface of called functions.
1911 * calls.c (expand_call): Take current_function_pretend_args_size
1912 into account when setting argblock for sibcalls.
1914 2002-04-24 Matt Hiller <hiller@redhat.com>
1916 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
1919 * cpplex.c (skip_line_comment): Process comment one multibyte
1920 character at a time rather than one char at a time, if
1922 (parse_string): Process string one multibyte character at a time
1923 rather than one char at a time, if appropriate.
1924 * c-lex.c (lex_string): Lex and copy multibyte strings
1926 * cpplib.h (cppchar_t): Change to unsigned.
1928 2002-04-24 Richard Henderson <rth@redhat.com>
1931 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
1934 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
1936 * sh.c (sh_va_arg): If argument was passed by reference,
1937 dereference the pointer.
1939 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
1941 * sh.md (divsi3_i4_media): Use match_operand for input values
1942 rather than hard registers.
1943 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
1944 unnecessarily through hard registers. Keep copies of pseudo
1945 registers outside of the libcall sequence.
1947 * sh.md (casesi_shift_media): Add modes.
1949 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
1952 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
1954 * attribs.c (c_common_attribute_table): Move table and handlers
1956 (format_attribute_table, lang_attribute_table,
1957 lang_attribute_common): Remove.
1958 (init_attributes): Replace NULL pointers with pointers to the
1960 (handle_packed_attribute, handle_nocommon_attribute,
1961 handle_common_attribute, handle_noreturn_attribute,
1962 handle_noinline_attribute, handle_always_inline_attribute,
1963 handle_used_attribute, handle_unused_attribute,
1964 handle_const_attribute, handle_transparent_union_attribute,
1965 handle_constructor_attribute, handle_destructor_attribute,
1966 handle_mode_attribute, handle_section_attribute,
1967 handle_aligned_attribute, handle_weak_attribute,
1968 handle_alias_attribute, handle_visibility_attribute,
1969 handle_no_instrument_function_attribute, handle_malloc_attribute,
1970 handle_no_limit_stack_attribute, handle_pure_attribute,
1971 handle_deprecated_attribute, handle_vector_size_attribute,
1972 vector_size_helper): Move to c-common.c.
1973 * c-common.c (c_common_attribute_table,
1974 handle_packed_attribute, handle_nocommon_attribute,
1975 handle_common_attribute, handle_noreturn_attribute,
1976 handle_noinline_attribute, handle_always_inline_attribute,
1977 handle_used_attribute, handle_unused_attribute,
1978 handle_const_attribute, handle_transparent_union_attribute,
1979 handle_constructor_attribute, handle_destructor_attribute,
1980 handle_mode_attribute, handle_section_attribute,
1981 handle_aligned_attribute, handle_weak_attribute,
1982 handle_alias_attribute, handle_visibility_attribute,
1983 handle_no_instrument_function_attribute, handle_malloc_attribute,
1984 handle_no_limit_stack_attribute, handle_pure_attribute,
1985 handle_deprecated_attribute, handle_vector_size_attribute,
1986 vector_size_helper): Move from attribs.c.
1987 * c-common.h (c_common_attribute_table,
1988 c_common_format_attribute_table): New.
1989 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1990 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1991 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
1992 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
1993 (LANG_HOOKS_INITIALIZER): Update.
1994 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
1995 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
1996 * target.h: Update comment.
1997 * tree.c (default_target_attribute_table): Remove.
1998 * tree.h (default_target_attribute_table, format_attribute_table,
1999 lang_attribute_table, lang_attribute_common): Remove.
2001 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
2002 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
2004 2002-04-24 Jason Merrill <jason@redhat.com>
2006 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
2007 * dwarf2out.c (dwarf_attr_name): Support it.
2008 (gen_array_type_die): Emit it.
2009 (lookup_type_die): No special handling for VECTOR_TYPE.
2010 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
2012 2002-04-24 Richard Henderson <rth@redhat.com>
2014 * config/mips/mips.md (movdi_usd): Renumber.
2016 2002-04-24 David S. Miller <davem@redhat.com>
2019 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
2020 32-bit Sparc and current_function_returns_struct is true.
2022 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
2024 * loop.c (canonicalize_condition): Use gen_int_mode.
2026 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
2028 * config/rs6000/altivec.h: Cleanup file. Add non individual
2050 (vec_vcmpequb): New.
2051 (vec_vcmpequh): New.
2052 (vec_vcmpequw): New.
2053 (vec_vcmpeqfp): New.
2054 (vec_vcmpgefp): New.
2055 (vec_vcmpgtub): New.
2056 (vec_vcmpgtsb): New.
2057 (vec_vcmpgtuh): New.
2058 (vec_vcmpgtsh): New.
2059 (vec_vcmpgtuw): New.
2060 (vec_vcmpgtsw): New.
2061 (vec_vcmpgtfp): New.
2062 (vec_vcmpgefp): New.
2067 (vec_vexptefp): New.
2072 (vec_lde): Add vector float variant.
2077 (vec_vmhaddshs): New.
2099 (vec_vmladduhm): New.
2100 (vec_vmhraddshs): New.
2102 (vec_vmsummbm): New.
2103 (vec_vmsumuhm): New.
2104 (vec_vmsumshm): New.
2105 (vec_vmsumuhs): New.
2106 (vec_vmsumshs): New.
2115 (vec_vnmsubfp): New.
2133 (vec_vrsqrtefp): New.
2144 (vec_vspltisb): New.
2145 (vec_vspltish): New.
2146 (vec_vspltisw): New.
2171 (vec_vsum4ubs): New.
2172 (vec_vsum4sbs): New.
2173 (vec_vsum4shs): New.
2174 (vec_vsum2sws): New.
2185 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
2188 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
2189 added literals from substracted literals.
2190 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
2191 (fold) [associate]: Preserve MINUS_EXPR if needed.
2193 2002-04-23 Zack Weinberg <zack@codesourcery.com>
2195 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
2198 2002-04-23 Tom Tromey <tromey@redhat.com>
2200 * gcc.c: Added --resource. For PR java/6314.
2202 2002-04-23 David O'Brien <obrien@FreeBSD.org>
2204 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
2205 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
2208 2002-04-23 David O'Brien <obrien@FreeBSD.org>
2210 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
2212 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
2214 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
2216 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
2217 (ix86_expand_clrstr): Fix typo.
2218 * loop.c (gen_load_of_final_value): New.
2219 (loop_givs_rescan, strength_reduce, check_dbra_loop):
2222 2002-04-23 Roger Sayle <roger@eyesopen.com>
2224 * builtins.c (builtin_memset_gen_str): New function.
2225 (expand_builtin_memset): Optimize the case of constant length, but
2228 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
2230 * config/rs6000/altivec.h (vec_step): Remove extraneous
2232 (vec_ctu): Cast return.
2234 2002-04-23 Alan Modra <amodra@bigpond.net.au>
2237 * function.h: (struct function): Add profile_label_no field.
2238 (current_function_profile_label_no): Define.
2239 * function.c: (profile_label_no): New static var.
2240 (expand_function_start): Increment it, and copy to
2241 current_function_profile_label_no.
2242 * output.h (profile_label_no): Delete.
2243 * final.c (profile_label_no): Delete.
2244 (profile_function): Use current_function_profile_label_no.
2245 (final_end_function): Don't increment profile_label_no here.
2246 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
2247 profile_label_no with current_function_profile_label_no.
2248 * config/pa/pa.c (current_function_number): Delete.
2249 (pa_output_function_prologue): Don't output profile label here.
2250 (hppa_profile_hook): Use label_no param rather than
2251 current_function_number.
2252 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
2253 * config/pa/pa.h: .. here.
2254 (FUNCTION_PROFILER): Output profile label here.
2256 2002-04-22 Eric Christopher <echristo@redhat.com>
2258 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
2259 patch of 2002-04-09 due to binutils issues.
2260 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
2262 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
2264 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
2265 constraint to 'o' for m=r and r=m alternatives.
2266 ("*movv8hi_internal1"): Same.
2267 ("*movv16qi_internal1"): Same.
2268 ("*movv4sf_internal1"): Same.
2270 2002-04-22 Janis Johnson <janis187@us.ibm.com>
2272 * rtl.h (RTX_FLAG): New macro.
2273 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
2274 * final.c (alter_subreg): Use macro to access rtx flag.
2275 * integrate.c (copy_rtx_and_substitute): Use new access macro.
2276 * print-rtl.c (print_rtx): Use new access macro.
2278 * cse.c (insert): Check rtx code before accessing flag.
2280 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
2281 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
2282 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
2283 convert_const_symbol_ref, make_canonical, make_alternative_compare,
2284 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
2285 simplify_test_exp, optimize_attrs, simplify_by_exploding,
2286 find_and_mark_used_attributes, unmark_used_attributes,
2287 add_values_to_cover, simplify_with_current_value,
2288 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
2289 copy_rtx_unchanging, main): Use new access macros.
2291 2002-04-22 Tom Rix <trix@redhat.com>
2293 * expmed.c (init_expmed): Generate shifted constant once.
2295 2002-04-22 Zack Weinberg <zack@codesourcery.com>
2297 * c-lex.c (lex_charconst): Call convert to get constant in
2298 proper type; don't just smash the type field.
2301 * config.gcc: Add list of obsolete configurations. Disallow
2302 building these without --enable-obsolete.
2303 * doc/install.texi: Document --enable-obsolete and obsoletion
2304 policy. Mention obsoletion of individual targets in
2307 2002-04-22 Richard Henderson <rth@redhat.com>
2309 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
2311 2002-04-22 Mark Mitchell <mark@codesourcery.com>
2314 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
2315 (walk_fixup_memory_subreg): Likewise.
2316 (fixup_var_refs_insn): Adjust accordingly.
2317 (fixup_var_refs_1): Likewise.
2319 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
2321 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
2322 LIBPATH_ARCH64_SPEC): Define.
2323 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
2324 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
2325 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
2326 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
2328 2002-04-22 Joel Sherrill <joel@OARcorp.com>
2330 * gthr-rtems.h: Correct prototypes to remove warnings.
2332 2002-04-22 Richard Henderson <rth@redhat.com>
2335 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
2337 * gcse.c (free_insn_expr_list_list): New.
2338 (clear_modify_mem_tables): Use it. Fix bit set usage.
2339 (canon_list_insert): Use EXPR_LISTs for expressions.
2340 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
2342 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
2344 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
2345 file change and include code to _cpp_pop_buffer.
2346 * cpphash.h (struct pending_option): Predeclare.
2347 (struct cpp_reader): New member next_include_file.
2348 (_cpp_pop_file_buffer): Update.
2349 (_cpp_push_next_buffer): Update, rename.
2350 * cppinit.c (cpp_destroy): Free include chain and pending here.
2351 (cpp_finish_options): Simplify.
2352 (_cpp_push_next_buffer): Rename and clean up.
2353 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
2355 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
2357 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
2359 * config/rs6000/altivec.h (vec_xor): Add variant for both args
2360 being vector signed int.
2362 (vec_xor): Add variant for both args being vector signed char.
2363 Remove redundant variant.
2366 2002-04-21 David S. Miller <davem@redhat.com>
2368 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
2369 compare mode in output RTL.
2371 2002-04-22 David Edelsohn <edelsohn@gnu.org>
2373 * config/rs6000/rs6000.c (rs6000_override_options): Correct
2374 style and formatting of previous patch.
2376 2002-04-22 Alan Modra <amodra@bigpond.net.au>
2378 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
2379 flag_pic for ABI_AIX.
2381 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
2383 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
2384 * cppfiles.c (read_include_file): Similarly.
2385 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
2386 uxstrdup ustrchr, ufputs): Similarly.
2387 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
2388 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
2389 cpp_ideq, parse_identifier, parse_number): Similarly.
2390 * cpplib.c (struct directive, dequote_string, D, run_directive,
2391 cpp_push_buffer): Similarly.
2392 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
2393 _cpp_create_definition, check_trad_stringification,
2394 cpp_macro_definition): Similarly.
2396 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
2398 * cppmacro.c (funlike_invocation_p): Don't step back
2401 2002-04-21 David Edelsohn <edelsohn@gnu.org>
2403 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
2406 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
2408 * doc/invoke.texi: Remove Chill references.
2409 * doc/gcc.texi: Update last modified date.
2411 2002-04-20 Kazu Hirata <kazu@hxi.com>
2413 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
2414 push and pop. Replace add.l with add.w.
2416 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2418 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
2419 multiply instructions for H8/300H case.
2421 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2423 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
2424 Bum three instructions from each routine.
2426 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
2428 * Makefile.in: Update.
2429 * decl.c (push_c_function_context, pop_c_function_context,
2430 mark_c_function_context): Rename for consistency.
2431 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
2432 * c-tree.h (push_c_function_context, pop_c_function_context,
2433 mark_c_function_context): Rename for consistency.
2434 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2435 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
2436 * function.c (init_lang_status, save_lang_status,
2437 restore_lang_status, mark_lang_status, free_lang_status):
2438 Move to langhooks.h.
2439 (push_function_context_to, pop_function_context_from,
2440 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
2442 * function.h (init_lang_status, save_lang_status,
2443 restore_lang_status, mark_lang_status, free_lang_status):
2444 Move to langhooks.h.
2445 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
2446 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
2447 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
2448 LANG_HOOKS_FUNCTION_INITIALIZER): New.
2449 (LANG_HOOKS_INITIALIZER): Update.
2450 (lhd_do_nothing_f): New.
2451 * langhooks.h (struct lang_hooks_for_functions): New.
2452 (struct lang_hooks): New hooks.
2453 * langhooks.c (lhd_do_nothing_f): New.
2455 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2456 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
2458 2002-04-19 David S. Miller <davem@redhat.com>
2460 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
2461 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
2463 2002-04-19 Jakub Jelinek <jakub@redhat.com>
2465 PR optimization/3756
2466 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
2467 x = ((int) y < 0) ? cst1 : cst2.
2469 2002-04-19 Jakub Jelinek <jakub@redhat.com>
2472 * function.c: Reapply patch for c/6358.
2473 (expand_function_end): Copy decl_rtl's mode, not
2474 current_function_return_rtx mode.
2476 2002-04-19 Joel Sherrill <joel@OARcorp.com>
2478 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
2481 2002-04-19 Tom Tromey <tromey@redhat.com>
2483 * doc/install.texi (Specific): Update status of Solaris 2.8.
2486 2002-04-19 Andreas Schwab <schwab@suse.de>
2488 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
2489 (PUT_REAL): Restore old definition.
2491 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
2492 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2494 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
2495 binutils 2.11.2 and higher generate smaller binaries than Sun's
2498 2002-04-19 Mark Mitchell <mark@codesourcery.com>
2501 * toplev.c (rest_of_compilation): Do not defer functions for which
2502 TREE_SYMBOL_REFERENCED has already been set.
2504 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
2506 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
2509 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
2511 * builtins.c: Include langhooks.h.
2512 (lang_type_promotes_to): Remove.
2513 (expand_builtin_va_arg): Use new hook.
2514 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
2515 (simple_type_promotes_to): Move to c-typeck.c.
2516 * c-common.h (simple_type_promotes_to): Remove.
2517 * c-decl.c (duplicate_decls, grokdeclarator): Update.
2518 * c-format.c: Include langhooks.h.
2519 (check_format_types): Update.
2520 * c-tree.h (c_type_promotes_to): New.
2521 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
2522 (type_lists_compatible_p): Update.
2523 * langhooks-def.h (lhd_type_promotes_to): New.
2524 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
2525 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
2526 * langhooks.c (lhd_type_promotes_to): New.
2527 * langhooks.h (struct lang_hooks_for_types): New hook.
2528 * tree.h (lang_type_promotes_to): Remove.
2530 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
2532 2002-04-18 Richard Henderson <rth@redhat.com>
2534 * function.c: Revert patch for c/6358.
2536 2002-04-18 Richard Henderson <rth@redhat.com>
2538 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
2539 blocks. Handle multiple references to the TRAP block. Handle
2540 non-adjacent THEN and OTHER blocks.
2542 2002-04-18 Richard Henderson <rth@redhat.com>
2544 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
2545 crash with no type for by-mode libcalls.
2547 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
2549 2002-04-18 Bob Wilson <bob.wilson@acm.org>
2551 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
2552 __xtensa_nonlocal_goto): Use a syscall instructions to flush
2553 the register windows.
2555 2002-04-18 Zack Weinberg <zack@codesourcery.com>
2557 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
2558 appropriate. Document need for extended precision even when
2559 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
2560 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
2561 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
2562 instead of relying on later syntax error when REAL_WIDTH > 5.
2563 * real.c: Define NE based only on whether or not we have a
2564 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
2565 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
2566 define GET_REAL and PUT_REAL as simple memcpy operations; no
2567 need to byteswap or round.
2568 Use #error instead of #ifdef-ing out the entire file, for
2569 prompt error detection.
2571 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
2573 2002-04-18 David S. Miller <davem@redhat.com>
2575 * config/sparc/sparc.h (BRANCH_COST): Define.
2577 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
2580 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
2582 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
2583 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
2584 propagate_block calls after relaxation loop using new variable
2585 stabilized_prop_flags.
2587 2002-04-18 Richard Henderson <rth@redhat.com>
2589 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
2590 (ia64_va_arg): Expect variable sized types by reference.
2591 * config/ia64/ia64-protos.h: Update.
2592 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
2593 ia64_function_arg_pass_by_reference.
2595 2002-04-18 Richard Henderson <rth@redhat.com>
2597 * ifcvt.c: Include except.h.
2598 (block_has_only_trap): Break out from find_cond_trap.
2599 (find_cond_trap): Use it. Always delete the trap block.
2600 (merge_if_block): Allow then block null. Be less simplistic about
2601 what insns can end a block.
2602 * Makefile.in (ifcvt.o): Depend on except.h.
2604 * config/ia64/ia64.md (trap, conditional_trap): New.
2606 2002-04-18 Jakub Jelinek <jakub@redhat.com>
2609 * function.c (assign_parms): Assign hard current_function_return_rtx
2611 (expand_function_end): ...not here.
2613 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
2615 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
2616 * c-tree.h (c_incomplete_type_error): New.
2617 * c-typeck.c (require_complete_type, build_component_ref): Update.
2618 (incomplete_type_error): Rename.
2619 * langhooks-def.h (lhd_incomplete_type_error): New.
2620 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
2621 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
2622 * langhooks.c (lhd_incomplete_type_error): New.
2623 * langhooks.h (struct lang_hooks_for_types): New hook.
2624 * tree.c (size_in_bytes): Use new hook.
2625 * tree.h (incomplete_type_error): Remove.
2627 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
2629 2002-04-18 Zack Weinberg <zack@codesourcery.com>
2631 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
2632 TARGET_FLOAT_FORMAT blocks.
2634 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2636 * doc/install.texi (Downloading the source): Do not mention Chill
2637 any longer, but mention Ada.
2638 (Configuration): Do not mention Chill any longer.
2640 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
2642 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
2644 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
2646 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
2649 2002-04-18 Jakub Jelinek <jakub@redhat.com>
2651 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
2652 instead of unsigned_type.
2654 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
2656 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
2657 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
2660 2002-04-18 Bernd Schmidt <bernds@redhat.com>
2662 * attribs.c (vector_type_node_list): New static variable.
2663 (handle_vector_size_attribute): Use it to avoid generating a
2664 new type node each time we are called.
2666 * combine.c (subst): Avoid trying to make a vector mode subreg of
2667 an integer constant.
2668 (gen_lowpart_for_combine): Likewise.
2670 2002-04-18 Roger Sayle <roger@eyesopen.com>
2671 Jakub Jelinek <jakub@redhat.com>
2673 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
2674 for integer constant c (if x has unsigned type or sign bit is not
2675 set in c). This folds the zero/sign extension into the bit-wise and
2678 2002-04-18 Jakub Jelinek <jakub@redhat.com>
2681 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
2684 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
2686 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
2688 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
2690 * gcc.c (read_specs): Detect and fail if an attempt is made to
2691 rename a spec string to an already existing string.
2693 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
2695 * config/s390/s390.c (legitimize_pic_address): Do not generate
2696 illegal address constant without CONST.
2698 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2700 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
2701 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2703 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
2705 PR optimization/6305
2706 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
2707 to make sure previous reloads are taken into account. Generate
2708 better code if one operand is an in-range immediate constant.
2710 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
2712 * doc/install.texi (Building): libgcj requires GNU make.
2714 2002-04-17 Jakub Jelinek <jakub@redhat.com>
2717 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
2718 even if hard quad and register is not floating.
2719 (movtf reg<-mem split): Disallow splitting if hard quad and
2720 register is floating.
2721 (movtf mem<-reg split): Likewise.
2722 * config/sparc/sparc.c (fp_register_operand): New predicate.
2723 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
2725 2002-04-17 Zack Weinberg <zack@codesourcery.com>
2727 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
2728 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
2729 (unprotoize.o): Ditto. Build from protoize.c. Define
2730 UNPROTOIZE on command line.
2731 * protoize.c: Include cppdefault.h. Delete include_defaults.
2732 (in_system_include_dir): Use cpp_include_defaults (defined in
2734 * unprotoize.c: Delete file.
2736 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
2738 * config/rs6000/altivec.h (vec_ld): Add array variants.
2742 2002-04-17 Alan Matsuoka <alanm@redhat.com>
2743 Aldy Hernandez <aldyh@redhat.com>
2745 * config/rs6000/altivec.h: Define __ALTIVEC__.
2752 Add parentheses to all macro arguments.
2754 2002-04-16 Richard Henderson <rth@redhat.com>
2757 * except.c (remove_eh_handler): Insert inner regions at beginning
2758 of sibling chain. Refactor expressions.
2760 2002-04-16 Richard Henderson <rth@redhat.com>
2762 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
2763 * config/sparc/sol2-gas-bi.h: New file.
2764 * config.gcc (sparc*-solaris): Add it as needed.
2765 * configure.in (AS_SPARC64_FLAG): Remove check.
2766 * config.in, configure: Regenerate.
2768 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
2770 2002-04-16 Richard Henderson <rth@redhat.com>
2772 * config/mips/mips.c (override_options): Don't override N32 for
2776 * config/mips/mips.md (can_delay): Split out of existing define_delays.
2777 (HILO_delay): Set can_delay false.
2779 2002-04-16 Dale Johannesen <dalej@apple.com>
2781 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
2782 instruction addresses.
2783 (rs6000_output_function_epilogue): Likewise.
2785 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
2787 * c-parse.in (poplevel, compstmt_start,
2788 compstmt_primary_start): Add ending ';', in accordance
2791 2002-04-16 Richard Henderson <rth@redhat.com>
2793 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
2794 Adjust tm_file order to get TARGET_DEFAULT set properly.
2795 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
2796 * doc/install.texi (sparc-solaris): Update.
2798 2002-04-16 Dale Johannesen <dalej@apple.com>
2800 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
2801 comparison operands do not match each other or if modes of
2802 conditions do not match result.
2804 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
2807 * config/s390/s390.md (mulsidi3): Set both subregs of the
2810 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
2812 * config/rs6000/altivec.h (vec_addc): Type check.
2814 2002-04-16 Jakub Jelinek <jakub@redhat.com>
2817 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
2819 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
2821 2002-04-15 Richard Henderson <rth@redhat.com>
2823 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
2824 call_really_used_regs too.
2826 2002-04-15 Richard Henderson <rth@redhat.com>
2828 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
2830 2002-04-15 David S. Miller <davem@redhat.com>
2832 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
2835 2002-04-16 Jakub Jelinek <jakub@redhat.com>
2838 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
2839 CONST_VECTOR is { 0, ... 0 }.
2841 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
2843 * doc/install.texi (Installing GCC: Configuration): Clarify
2844 the only supported ways to configure gcc.
2846 2002-04-15 Roland McGrath <roland@frob.com>
2848 * config.gcc (alpha*-*-gnu*): New target configuration.
2849 * config/alpha/gnu.h: New file for it.
2850 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
2852 2002-04-16 Mark Mitchell <mark@codesourcery.com>
2854 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
2855 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
2856 * tree.h (expand_start_stmt_expr): Update prototype.
2857 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
2858 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
2859 on the STMT_EXPR created for the inline function.
2861 2002-04-15 Richard Henderson <rth@redhat.com>
2863 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
2864 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2865 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
2866 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
2867 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
2868 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
2869 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
2870 Define __gnu_linux__, not gnu_linux.
2871 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
2873 2002-04-15 Mark Mitchell <mark@codesourcery.com>
2875 Remove Chill front end.
2876 * gcc.c (default_compilers): Remove Chill entries.
2877 * ch: Remove directory.
2878 * doc/frontends.texi: Remove information about Chill.
2879 * doc/sourcebuild.texi: Likewise.
2880 * doc/standards.texi: Likewise.
2882 2002-04-15 Douglas B Rupp <rupp@gnat.com>
2884 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
2885 (LONGLONG_STANDALONE): Define.
2887 2002-04-15 David S. Miller <davem@redhat.com>
2889 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
2890 Call emit_library_call with LCT_NORMAL.
2891 (sparc_initialize_trampoline): Use LCT_foo instead of
2892 magic constant in emit_library_call invocations.
2893 (sparc64_initialize_trampoline): Likewise.
2894 (sparc_profile_hook): Likewise.
2895 * config/sparc/sparc.md: Likewise.
2897 * config/sparc/sparc.c (sparc_extra_constraint_check):
2898 Fix type of argument 'c'.
2899 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
2902 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2904 * diagnostic.h (output_buffer_state): Redefine.
2905 (output_format_decoder): New macro.
2906 (output_prefixing_rule): Likewise.
2907 (output_line_cutoff): Likewise.
2908 (diagnostic_format_decoder): Adjust.
2909 (diagnostic_prefixing_rule): Likewise.
2910 (diagnostic_line_cutoff): Likewise.
2911 (diagnostic_state): Likewise.
2912 (diagnostic_kind_count): Likewise.
2913 (diagnostic_buffer): Now a macro.
2915 * diagnostic.c (diagnostic_buffer): Remove definition.
2916 (output_is_line_wrapping): Adjust.
2917 (set_real_maximum_length): Likewise.
2918 (output_set_maximum_length): Likewise.
2919 (init_output_buffer): Likewise.
2920 (lhd_print_error_function): Likewise.
2921 (output_do_verbatim): Likewise.
2923 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
2925 * cpperror.c (print_location): Don't print include chain
2927 (cpp_begin_message): Update to use DL_ macros.
2928 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2929 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2930 cpp_notice, cpp_notice_from_errno): Remove.
2931 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2934 * cppexp.c (CPP_ICE): Remove.
2935 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
2936 lex, integer_overflow, _cpp_parse_expr): Update.
2937 * cppfiles.c (read_include_file, find_include_file,
2938 handle_missing_header, _cpp_read_file, remap_filename): Update.
2939 * cpphash.h (enum error_type): Remove.
2940 (_cpp_begin_message): Update.
2941 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
2942 cpp_handle_option, cpp_post_options): Update.
2943 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
2944 skip_whitespace, parse_identifier, parse_slow, parse_string,
2945 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
2946 cpp_interpret_charconst): Update.
2947 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
2948 lex_macro_node, do_undef, glue_header_name, parse_include,
2949 do_include_common, read_flag, do_line, do_linemarker, do_ident,
2950 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
2951 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
2952 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
2953 _cpp_pop_buffer, do_diagnostic): Update.
2954 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
2955 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
2956 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2957 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2958 cpp_notice, cpp_notice_from_errno): Remove.
2959 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2962 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
2963 collect_args, enter_macro_context, save_parameter, parse_params,
2964 _cpp_create_definition, check_trad_stringification,
2965 cpp_macro_definition): Update.
2966 * cppmain.c (cpp_preprocess_file): Update.
2967 * fix-header.c (read_scan_file): Update.
2969 2002-04-14 Andreas Schwab <schwab@suse.de>
2971 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
2973 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
2975 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
2977 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2979 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
2982 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
2984 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
2986 2002-04-13 Joel Sherrill <joel@OARcorp.com>
2988 * config/sparc/t-elf: Enable v8 multilibs. Impacts
2989 sparc-elf and sparc-rtems targets.
2991 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2993 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
2994 defined, and __gnu_hurd__ wherever __GNU__ is defined.
2995 * arm/linux-elf.h: Likewise.
2996 * cris/aout.h: Likewise.
2997 * cris/linux.h: Likewise.
2998 * i370/linux.h: Likewise.
2999 * i386/gnu.h: Likewise.
3000 * i386/linux-aout.h: Likewise.
3001 * i386/linux-oldld.h: Likewise.
3002 * i386/linux.h: Likewise.
3003 * i386/linux64.h: Likewise.
3004 * ia64/linux.h: Likewise.
3005 * m68k/linux-aout.h: Likewise.
3006 * m68k/linux.h: Likewise.
3007 * mips/linux.h: Likewise.
3008 * pa/pa-linux.h: Likewise.
3009 * pj/linux.h: Likewise.
3010 * rs6000/sysv4.h: Likewise.
3011 * s390/linux.h: Likewise.
3012 * sh/linux.h: Likewise.
3013 * sparc/linux-aout.h: Likewise.
3014 * sparc/linux.h: Likewise.
3015 * sparc/linux64.h: Likewise.
3016 * xtensa/linux.h: Likewise.
3018 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
3020 * stmt.c (check_unique_operand_names): Expect operand names to
3021 be strings rather than identifiers. Use simple_cst_equal to
3023 (resolve_operand_name_1): Make same identifier to string change here.
3024 * c-parse.in (asm_operand): Convert a named operand into a string.
3025 * cp/parse.y (asm_operand): Likewise.
3027 2002-04-13 Andreas Schwab <schwab@suse.de>
3029 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
3031 2002-04-12 Mark Mitchell <mark@codesourcery.com>
3033 Revert these changes:
3035 2002-04-06 Mark Mitchell <mark@codesourcery.com>
3038 * stor-layout.c (layout_decl): Reset the RTL for the decl.
3040 2002-04-12 Richard Henderson <rth@redhat.com>
3042 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
3043 (sparc*-*-solaris): Clean up header files.
3044 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
3045 and plan on generating 64-bit code.
3046 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
3047 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
3048 * config/sparc/sol2-sld-64.h: Rename ...
3049 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
3050 for AS_SPARC64_FLAG not defined.
3051 * config/sparc/sol2-gld-bi.h: New.
3052 * config/sparc/sol2-sld.h: Remove.
3053 * config/sparc/sol26-sld.h: New.
3054 * config/sparc/sol2.h: Tidy comments.
3055 * doc/install.texi: Document sparc-solaris configury changes.
3057 2002-04-12 Richard Henderson <rth@redhat.com>
3059 * recog.c (offsettable_address_p): Match the logic in adjust_address.
3061 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
3062 in 64-bit mode only. Use only for 32-bit or MEDLOW.
3064 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3066 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
3068 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
3070 * pa.c (pa_can_combine_p): Call extract_insn before calling
3073 2002-04-12 Douglas B Rupp <rupp@gnat.com>
3075 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
3076 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
3077 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
3078 (CPP_PREDEFINES): Handle __declspec.
3079 * config/i386/t-interix (USER_H): Remove.
3081 2002-04-12 DJ Delorie <dj@redhat.com>
3083 * integrate.c (compare_blocks): Make comparisons safe for when
3084 sizeof(int) < sizeof(char *).
3085 (find_block): Likewise.
3087 2002-04-12 Jan Hubicka <jh@suse.cz>
3088 David Edelsohn <edelsohn@gnu.org>
3090 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
3092 (symbol_ref_operand): New.
3093 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
3094 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
3096 2002-04-12 Andreas Schwab <schwab@suse.de>
3098 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
3099 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
3100 overrides the definition in config/svr4.h.
3102 2002-04-12 Eric Norum <eric.norum@usask.ca>
3104 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
3105 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
3106 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
3107 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
3108 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
3109 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
3110 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
3111 definitions to config/rtems.h and make the targets more similar.
3113 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3115 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
3116 POINTERS_EXTEND_UNSIGNED.
3117 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
3118 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
3120 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
3123 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
3125 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
3126 depends on TARGET_SHMEDIA, not TARGET_SH5.
3128 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
3130 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
3131 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
3133 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
3135 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
3138 2002-04-12 Andreas Schwab <schwab@suse.de>
3140 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
3142 2002-04-12 Richard Henderson <rth@redhat.com>
3145 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
3147 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
3148 modes spanning multiple hard regs.
3150 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
3152 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3154 * pa.c (pa_output_function_prologue): Don't accumulate the total
3155 number of code bytes when using TARGET_64BIT, or gas, SOM and not
3156 the portable runtime.
3157 (output_deferred_plabels): Handle 64bit plabels.
3158 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
3159 generating pic code using the GAS assembler for object formats that
3160 are not SOM (ie., ELF32 and ELF64).
3161 (output_millicode_call): Check attribute type if attribute length is 28.
3162 Likewise use $PIC_pcrel$0. Only call get_attr_length and
3163 dbr_sequence_length once.
3164 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
3165 dbr_sequence_length once.
3166 * pa.h (TARGET_SOM): Define if not defined.
3167 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
3168 with GAS and not SOM.
3169 (jump, call_internal_reg, call_value_internal_reg): Likewise.
3170 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
3172 2002-04-11 David O'Brien <obrien@FreeBSD.org>
3174 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
3175 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
3176 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
3177 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
3178 elfos.h and dbxelf.h values are fine now.
3179 * config/i386/freebsd.h, config/alpha/freebsd.h
3180 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
3182 2002-04-11 David O'Brien <obrien@FreeBSD.org>
3184 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
3185 or set Acpu or Amachine. Reformat.
3186 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
3188 (LINK_SPEC): Do not need to undef.
3189 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
3190 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
3191 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
3193 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
3194 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
3195 (LINK_SPEC): Do not need to undef.
3196 (DONT_USE_BUILTIN_SETJMP): Do not define.
3197 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
3198 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
3199 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
3200 Remove trailing spaces.
3201 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
3202 __ELF__, or set Acpu or Amachine. Reformat.
3203 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
3206 2002-04-11 David O'Brien <obrien@FreeBSD.org>
3208 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
3209 all other *-*-freebsd* targets.
3211 2002-04-11 Richard Henderson <rth@redhat.com>
3213 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
3215 2002-04-11 David O'Brien <obrien@FreeBSD.org>
3217 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
3218 Include {cpu}/{cpu}.h thru tm_file.
3219 (alpha*-*-linux*ecoff): Remove target.
3220 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
3221 (LINK_SPEC): Remove, is not OS independent.
3222 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
3223 (LINK_SPEC): Do not need to #undef any longer.
3224 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
3226 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
3228 (LINK_SPEC): Moved here from alpha/elf.h.
3229 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
3231 * config/alpha/linux-ecoff.h: Remove.
3232 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
3233 (CPP_SPEC): Define _POSIX_SOURCE as needed.
3234 (CPP_SUBTARGET_SPEC): Do not define.
3235 (LINK_SPEC): Do not need to #undef any longer.
3236 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
3237 * config/alpha/vms.h: Likewise.
3239 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
3241 * doc/extend.texi: Remove old claim that typedefs cannot have
3242 an alignment attribute.
3244 2002-04-11 Jakub Jelinek <jakub@redhat.com>
3246 PR optimization/6177
3247 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
3248 bitpos is 0 and bitsize CONCAT size.
3250 2002-04-11 Jakub Jelinek <jakub@redhat.com>
3253 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
3255 2002-04-10 David O'Brien <obrien@FreeBSD.org>
3257 * config/alpha/freebsd.h: Minor reformatting.
3258 (CPP_SPEC): Define ELF and add cpp_subtarget.
3259 (ASM_SPEC): No longer needed.
3261 2002-04-11 Richard Henderson <rth@redhat.com>
3263 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
3264 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
3265 (dimode mem/zero splitter): New.
3267 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
3269 * config/cris/cris.c (cris_override_options): Tweak error message
3270 for PIC not implemented.
3272 * config/cris/cris.h: Tweak comments related to parameter-passing.
3274 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
3276 2002-04-10 Richard Henderson <rth@redhat.com>
3278 * except.c (add_ehl_entry): Allow duplicates after landing pad
3281 2002-04-10 David Edelsohn <edelsohn@gnu.org>
3283 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
3285 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
3287 * c-decl.c (c_init_decl_processing): Move generation of
3288 decls for g77_integer_type_node and friends from here ...
3289 * c-common.c (c_common_nodes_and_builtins): ... to here.
3291 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
3293 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
3294 is only used as frame pointer when frame_pointer_needed is true.
3296 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
3299 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
3300 for the fact that the pool entry uses two words.
3301 (movdf_hard_insn): Similarly. Also, ADR instruction can span
3303 (movdf_soft_insn): Similarly.
3304 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
3305 for the fact that the pool entry uses three words.
3307 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
3309 * config/mips/mips.c (mips_va_arg): When using the struct version
3310 of the EABI va_list, allow arguments in the register save area to
3311 take up less room than a stack argument.
3313 2002-04-10 Richard Henderson <rth@redhat.com>
3315 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
3316 if EXPAND_INITIALIZER.
3318 2002-04-09 Richard Henderson <rth@redhat.com>
3320 * config/alpha/alpha.md (movdi_er_maybe_g): New.
3321 * config/alpha/alpha.c (alpha_expand_mov): Use it.
3323 2002-04-10 Alan Modra <amodra@bigpond.net.au>
3325 PR optimization/6233
3326 * rtlanal.c (pure_call_p): New function.
3327 * rtl.h (pure_call_p): Declare.
3328 * loop.c (prescan_loop): Use it to set has_nonconst_call.
3329 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
3331 2002-04-09 Eric Christopher <echristo@redhat.com>
3333 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
3334 information to .comm directive.
3336 2002-04-09 Richard Henderson <rth@redhat.com>
3339 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
3341 2002-04-09 Richard Henderson <rth@redhat.com>
3343 * basic-block.h (flow_delete_block_noexpunge): Declare.
3344 (expunge_block_nocompact): Declare.
3345 * cfg.c (expunge_block_nocompact): Split out from ...
3346 (expunge_block): ... here.
3347 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
3348 (flow_delete_block_noexpunge): Split out from ...
3349 (flow_delete_block): ... here.
3350 * cfgcleanup.c (delete_unreachable_blocks): Compact while
3351 removing dead blocks.
3352 * except.c (exception_handler_labels): Remove.
3353 (exception_handler_label_map): New.
3354 (struct eh_region): Add aka member.
3355 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
3356 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
3357 (for_each_eh_label, for_each_eh_label_1): New.
3358 (init_eh): Register exception_handler_label_map.
3359 (free_eh_status): Use free_region.
3360 (find_exception_handler_labels): Use the map, not the list.
3361 (remove_exception_handler_label): Likewise.
3362 (maybe_remove_eh_handler): Likewise.
3363 (remove_eh_handler): Use the region aka bitmap.
3364 * except.h (exception_handler_labels): Remove.
3365 (for_each_eh_label): Declare.
3366 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
3367 * loop.c (invalidate_loops_containing_label): New.
3368 (find_and_verify_loops): Use it. Use for_each_eh_label.
3369 * sched-rgn.c (is_cfg_nonregular): Use
3370 current_function_has_exception_handlers.
3372 2002-04-09 Richard Henderson <rth@redhat.com>
3374 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
3375 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
3376 Do not return changed status.
3377 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
3378 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
3379 New functions that do return changed status.
3380 * sbitmap.h: Update decls.
3381 * gcse.c, lcm.c: Use _cg functions as needed.
3383 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
3385 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
3386 (sh64-*-elf*, sh-*-rtemself*): Likewise.
3387 * config/sh/embed_bb.c: New file.
3388 * config/sh/embed-elf.h: New file.
3389 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
3390 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
3391 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
3393 (SUBTARGET_CPP_PTR_SPEC): Don't define.
3394 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
3395 Add subtarget_asm_endian_spec.
3396 (ASM_SPEC): Use subtarget_asm_endian_spec.
3397 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
3398 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
3399 (WCHAR_UNSIGNED): Define.
3400 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
3401 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
3402 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
3404 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
3405 (sh_adjust_cost): Likewise.
3406 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
3408 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
3409 (WCHAR_TYPE_SIZE): Likewise.
3410 (ASM_SPEC): Use subtarget_asm_endian_spec.
3411 (SH_ELF_WCHAR_TYPE): #undef/ #define.
3412 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
3413 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
3414 (MAX_WCHAR_TYPE_SIZE): Don't #define .
3415 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
3416 (USER_LABEL_PREFIX): Don't #undef /#define .
3417 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
3418 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
3419 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
3420 (ASM_SPEC): Likewise.
3421 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
3422 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
3423 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
3424 (LIB2FUNCS_EXTRA): Define.
3425 * t-sh64 (LIB2FUNCS_EXTRA): Define.
3426 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
3427 (LIB1ASMFUNCS_CACHE): Define.
3428 (LIB2FUNCS_EXTRA): Redefine empty.
3430 2002-04-08 Richard Henderson <rth@redhat.com>
3432 * reorg.c (get_branch_condition): Use reversed_comparison_code.
3434 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3436 * config/m68hc11/larith.asm (__map_data_section): Fix condition
3437 and optimize for size.
3438 (__do_global_ctors): Fix pointer comparison.
3439 (__do_global_dtors): Likewise.
3441 2002-04-09 David S. Miller <davem@redhat.com>
3443 * config/sparc/sparc.c (sparc_extra_constraint_check): New
3444 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
3445 allow reloading pseudos.
3446 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
3447 * config/sparc/sparc-protos.h: Declare it.
3449 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
3450 unsigned comparison warning.
3451 (output_restore_regs): Mark leaf_function as unused.
3453 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3455 * expr.c (is_aligning_offset): New function.
3456 (expand_expr, case COMPONENT_EXPR): Call it.
3458 2002-04-08 David S. Miller <davem@redhat.com>
3461 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
3463 Make init_priority work on Sparc when using GNU ld.
3464 * config/sparc/linux.h, config/sparc/linux64.h,
3465 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
3466 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
3467 * config/sparc/sol2-gld.h: New file to do the same.
3468 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
3469 sparc/sol2-gld.h to tm_file.
3471 PR optimization/4328
3472 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
3473 * doc/md.texi: Document it.
3474 * config/sparc/sparc.md (movdi_insn_sp64_novis,
3475 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
3476 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
3477 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
3478 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
3480 2002-04-08 Andreas Jaeger <aj@suse.de>
3482 * stmt.c (expand_asm_operands): Revert last patch from Richard
3485 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3487 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
3488 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
3490 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3492 * doc/contrib.texi (Contributors): Add David O'Brien.
3494 2002-04-08 Alan Modra <amodra@bigpond.net.au>
3496 * configure.in (auto-build.h): Use target_alias and build_alias
3497 when running configure.
3498 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
3499 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
3500 * configure: Regenerate.
3502 2002-04-07 David S. Miller <davem@redhat.com>
3504 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
3506 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3509 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
3510 generating 32-bit pic code.
3512 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
3514 * cppinit.c (cpp_create_reader): Initialize
3515 discard_comments_in_macro_exp.
3516 (COMMAND_LINE_OPTIONS): Add "-CC" option.
3517 (cpp_handle_option): Handle "-CC" option.
3518 * cpplex.c (save_comment): If saving a C++ comment in
3519 a directive, convert it to a C comment.
3520 (_cpp_lex_direct): Pass second comment start character to
3521 save_comment to indicate comment type.
3522 * cpplib.c (_cpp_handle_directive): If processing
3523 a "#define" directive and discard_comments_in_macro_exp
3524 is false, re-enable saving of comments.
3525 (lex_macro_node): If discard_comments_in_macro_exp is false,
3526 discard any comments before the macro identifier.
3527 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
3529 * cppmacro.c (cpp_get_token): If expanding a macro while
3530 processing a directive, discard any comments we might encounter.
3531 (parse_params): If discard_comments_in_macro_exp is false,
3532 ignore comments in the macro parameter list.
3533 * gcc.c (cpp_unique_options): Add "-CC" option.
3534 (option_map): Map "--comments-in-macros" to "-CC".
3535 * doc/cppopts.texi: Document "-CC" option.
3536 * f/lang-specs.h: Add "-CC" option.
3537 * testsuite/gcc.dg/cpp/maccom1.c: New test.
3538 * testsuite/gcc.dg/cpp/maccom2.c: New test.
3539 * testsuite/gcc.dg/cpp/maccom3.c: New test.
3540 * testsuite/gcc.dg/cpp/maccom4.c: New test.
3541 * testsuite/gcc.dg/cpp/maccom5.c: New test.
3542 * testsuite/gcc.dg/cpp/maccom6.c: New test.
3544 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
3547 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
3549 2002-04-06 Mark Mitchell <mark@codesourcery.com>
3552 * stor-layout.c (layout_decl): Reset the RTL for the decl.
3555 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
3556 RTX_UNCHANGING_P for the functions arguments when a tail call
3559 2002-04-06 Jason Merrill <jason@redhat.com>
3561 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
3562 (parse_options_and_default_flags): Set them appropriately.
3563 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
3565 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
3567 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
3570 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
3573 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
3574 types come in by-reference. Fix typo in comment.
3576 2002-04-05 David S. Miller <davem@redhat.com>
3578 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
3579 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
3580 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
3581 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
3583 2002-04-05 David S. Miller <davem@redhat.com>
3585 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
3586 are not going to emit return instructions, emit at least a nop
3587 for the sake of sane backtraces.
3589 2002-04-05 Richard Henderson <rth@redhat.com>
3591 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
3593 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
3595 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
3597 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
3599 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
3600 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
3601 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
3603 2002-04-05 Andreas Schwab <schwab@suse.de>
3605 * c-convert.c: Include c-common.h.
3606 * Makefile.in (c-convert.o): Updated.
3608 2002-04-05 Jakub Jelinek <jakub@redhat.com>
3610 * mklibgcc.in: Use separate libgcc.map for each multilib.
3611 * Makefile.in (distclean): Don't remove libgcc.map here.
3613 2002-04-05 Jakub Jelinek <jakub@redhat.com>
3615 * Makefile.in (s-mlib): Handle --disable-multilib by separate
3616 genmultilib invocation.
3618 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
3620 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
3621 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
3622 to num_gprs for symmetry.
3623 * config/mips/mips.c: Adjust accordingly.
3625 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
3627 * c-common.c (truthvalue_conversion): Rename, update.
3628 * c-common.h (c_common_truthvalue_conversion): New.
3629 * c-convert.c (convert): Update.
3630 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
3631 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
3632 * c-typeck.c (build_binary_op, build_unary_op,
3633 build_conditional_expr): Update.
3634 * fold-const.c (constant_boolean_node, fold): Use langhook.
3635 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
3636 * langhooks.h (struct lang_hooks): New hook.
3637 * stmt.c (expand_decl_cleanup): Use langhook.
3638 * tree.h (truthvalue_conversion): Remove.
3640 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
3642 2002-04-05 Alan Modra <amodra@bigpond.net.au>
3644 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
3645 Add rules to make null object file.
3647 2002-04-04 Jim Blandy <jimb@redhat.com>
3649 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
3650 macro formal parameter names.
3652 2002-04-04 David S. Miller <davem@redhat.com>
3654 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
3656 2002-04-04 Richard Henderson <rth@redhat.com>
3659 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
3660 Support copies into and out of memory. Don't accept allows_reg
3661 and allows_mem as gospel.
3663 2002-04-04 Richard Henderson <rth@redhat.com>
3666 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
3667 (write_dependence_p): Likewise.
3669 2002-04-04 Richard Henderson <rth@redhat.com>
3671 * predict.c (estimate_bb_frequencies): Do frequency calculation
3672 with a volatile temporary.
3674 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
3676 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
3678 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3681 * final.c (final_start_function): Don't bump profile_label_no here...
3682 (final_end_function): ...but here.
3684 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3686 * config/sparc/sparc.md (pic): New attribute.
3687 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
3689 (split after do_builtin_setjmp_setup): New.
3691 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3694 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
3697 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3699 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
3700 UNITS_PER_WORD for zero sized aggregates.
3702 2002-04-03 David S. Miller <davem@redhat.com>
3704 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
3705 one-character spec for this, just use %(link_gcc_c_sequence).
3707 2002-04-03 David S. Miller <davem@redhat.com>
3709 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
3712 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
3714 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
3715 (DWARF_FRAME_RETURN_COLUMN): Move.
3716 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3717 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
3718 * pa.c (except.h, predict.h): Include.
3720 (store_reg_modify, set_reg_plus_d): Revise prototypes.
3721 (output_ascii): Add cast.
3722 (store_reg_modify): Revise to add frame notes.
3723 (set_reg_plus_d): Likewise.
3724 (compute_frame_size): Include space for eh data registers in frame if
3725 the current function calls eh_return.
3726 (hppa_expand_prologue): Ensure register %r2 is saved if the current
3727 function calls eh_return. Save eh data registers if the current
3728 function calls eh_return. Fix code to add frame notes. Emit
3729 blockage to prevent insns with frame notes being scheduled in the
3730 delay slot of calls.
3731 (hppa_expand_epilogue): Restore eh data registers and do final stack
3732 adjustment if the current function calls eh_return. Don't add frame
3734 (output_call): Revise for change in length of call insn. Don't do
3735 return pointer adjustment for an unconditional jump in the delay slot
3736 of a call when using frame notes.
3737 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
3738 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
3739 (ARG_POINTER_CFA_OFFSET): Define.
3740 * pa.md (return_external_pic): New pattern.
3741 (prologue): Correct formatting. Use return_external_pic if current
3742 function calls eh_return.
3743 (call_internal_symref, call_value_internal_symref,
3744 sibcall_internal_symref, sibcall_value_internal_symref): Change default
3745 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
3747 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
3749 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
3750 list of targets to check using "nop" insn.
3751 * configure: Rebuilt.
3753 2002-04-04 Alan Modra <amodra@bigpond.net.au>
3755 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
3757 2002-04-03 David S. Miller <davem@redhat.com>
3759 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
3760 library sequence passed to the linker.
3761 (LINK_COMMAND_SPEC): Use it.
3762 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
3763 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
3764 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
3766 2002-04-03 Jason Merrill <jason@redhat.com>
3768 * except.c (struct eh_status): Remove protect_list.
3769 (begin_protect_partials, end_protect_partials): Remove.
3770 (add_partial_entry): Remove.
3771 * except.h: Remove prototypes.
3773 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
3774 expand_decl_cleanup_eh.
3777 * tree.h (CLEANUP_EH_ONLY): New macro.
3778 * stmt.c (expand_decl_cleanup_eh): New fn.
3779 (expand_cleanups): Check CLEANUP_EH_ONLY.
3780 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
3781 Use expand_decl_cleanup_eh.
3782 (expand_stmt): Adjust.
3783 * c-common.h: Adjust prototype.
3785 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
3787 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
3788 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
3789 (cris_target_asm_function_epilogue): Ditto.
3790 (cris_initial_frame_pointer_offset): Ditto.
3791 (cris_simple_epilogue): Ditto.
3792 (cris_expand_builtin_va_arg): Variable-size types come in
3795 2002-04-03 David S. Miller <davem@redhat.com>
3797 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
3799 (set_fast_math): Correct 'fsr' type.
3801 2002-04-03 Richard Henderson <rth@redhat.com>
3804 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
3805 * toplev.c (check_global_declarations): Use it.
3806 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
3807 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3808 (LANG_HOOKS_DECLS): Add it.
3809 * langhooks.c (lhd_warn_unused_global_decl): New.
3810 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3811 * c-objc-common.c (c_warn_unused_global_decl): New.
3812 * c-tree.h (c_warn_unused_global_decl): Declare.
3813 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3815 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
3817 * langhooks-def.h (lhd_set_decl_assembler_name,
3818 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
3819 (LANG_HOOKS_INITIALIZER): Update.
3820 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
3821 * langhooks.h (struct lang_hooks): New hook.
3822 * tree.c (set_decl_assembler_name): Move to langhooks.c.
3823 (lang_set_decl_assembler_name): Remove.
3824 (init_obstacks): Don't set hook.
3825 (decl_assembler_name): New function.
3826 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
3827 (decl_assembler_name): New.
3828 (lang_set_decl_assembler_name): Remove.
3830 2002-04-03 Jakub Jelinek <jakub@redhat.com>
3832 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
3833 works properly with .hidden symbols.
3834 * configure: Rebuilt.
3835 * config.in: Rebuilt.
3836 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3837 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
3838 properly with .hidden symbols.
3840 2002-04-03 Jakub Jelinek <jakub@redhat.com>
3843 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
3846 2002-04-03 Richard Henderson <rth@redhat.com>
3849 * sched-rgn.c (sets_likely_spilled): New.
3850 (sets_likely_spilled_1): New.
3851 (add_branch_dependences): Use it.
3853 2002-04-02 Richard Henderson <rth@redhat.com>
3856 * loop.h (LOOP_FIRST_PASS): New.
3857 * loop.c (strength_reduce): Mind it when deciding to unroll.
3858 * toplev.c (rest_of_compilation): Set it.
3860 2002-04-02 David S. Miller <davem@redhat.com>
3862 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
3863 mems_ok_for_ldd_peep when the order of the loads being examined
3865 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
3866 existing comment to increase comprehension of this situation.
3868 2002-04-02 Zack Weinberg <zack@codesourcery.com>
3870 * config/sh/sh.md: Don't use union real_extract.
3872 2002-04-02 Richard Henderson <rth@redhat.com>
3874 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
3876 2002-04-02 David O'Brien <obrien@FreeBSD.org>
3878 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
3879 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
3880 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
3881 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
3882 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
3883 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
3884 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
3885 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
3886 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
3887 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
3888 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
3889 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
3890 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
3891 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
3892 Include as many configury headers via tm_file as possible. This
3893 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
3894 * config/openbsd-oldgas.h: New file.
3895 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
3896 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
3897 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
3898 config/i386/i386-coff.h, config/i386/i386-interix.h,
3899 config/i386/iscdbx.h, config/i386/linux-aout.h,
3900 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
3901 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
3902 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
3903 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
3904 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
3905 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
3906 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
3907 config/i386/vxi386.h: Do not directly include configury headers.
3908 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
3909 Directly include configury headers that are no longer automatically
3910 included by the above headers.
3911 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
3912 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
3913 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
3914 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
3915 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
3916 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
3917 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
3918 (TARGET_VERSION): Define.
3919 * config/i386/beos-elf.h, config/i386/freebsd.h,
3920 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
3921 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
3922 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
3923 config/i386/sco5.h, config/i386/sysv4.h
3924 (TARGET_VERSION): Do not need to protect.
3925 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
3926 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
3927 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
3928 config/i386/i386-interix.h, config/i386/linux-aout.h,
3929 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
3930 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
3931 (YES_UNDERSCORES): Do not define - not needed.
3932 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
3933 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3934 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
3935 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
3936 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3937 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
3938 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
3939 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
3941 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
3942 Richard Henderson <rth@redhat.com>
3945 * function.c (assign_temp): Accept either type or decl argument.
3946 Detect variables whose size is too large to fit into an integer.
3947 * stmt.c (expand_decl): Pass the decl, not the type.
3949 2002-04-02 David O'Brien <obrien@FreeBSD.org>
3951 * protoize.c: Match include directory usage with cppdefault.c.
3953 2002-04-03 Jeffrey A Law (law@redhat.com)
3954 Hans-Peter Nilsson <hp@bitrange.com>
3956 * combine.c (simplify_comparison): Avoid narrowing a comparison
3957 with a paradoxical subreg when doing so would drop signficant bits.
3959 2002-04-02 Steve Ellcey <sje@cup.hp.com>
3961 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
3962 if POINTERS_EXTEND_UNSIGNED is defined.
3964 2002-04-02 Richard Henderson <rth@redhat.com>
3967 * local-alloc.c (contains_replace_regs): LO_SUM may contain
3970 2002-04-02 Richard Henderson <rth@redhat.com>
3972 * doc/standards.texi: Document required freestanding libc entry points.
3974 2002-04-02 Alan Modra <amodra@bigpond.net.au>
3976 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
3977 associated splitter. Remove MQ constraint.
3978 (ctrdi_internal4): Correct CCmode clobber.
3980 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
3982 * milli64.S ($$dyncall): New function.
3983 * t-linux (LIB1ASMFUNCS): Revise module list.
3984 (LIB1ASMSRC): Use pa/milli64.S.
3986 2002-04-02 Richard Henderson <rth@redhat.com>
3988 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
3989 rename solaris_sys_varargs_h.
3991 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3993 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
3994 the same mode as its component.
3996 2002-04-02 Richard Henderson <rth@redhat.com>
3999 * final.c (this_is_asm_operands): Export.
4000 * output.h (this_is_asm_operands): Declare.
4001 * config/i386/i386.c (print_operand): Error odd asm operands.
4003 2002-04-02 Richard Henderson <rth@redhat.com>
4006 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
4008 2002-04-01 Richard Henderson <rth@redhat.com>
4011 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
4012 * fixinc/fixincl.x: Rebuild.
4014 2002-04-01 Richard Henderson <rth@redhat.com>
4016 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
4017 (atomic_alloc, atomic_free): New.
4018 (SIZE, MASK_FOR, PTR_IN): New.
4019 (emergency_reg_state, emergency_reg_state_free): New.
4020 (emergency_labeled_state, emergency_labeled_state_free): New.
4021 (reg_state_alloced, labeled_state_alloced): New.
4022 (alloc_reg_state, free_reg_state): New.
4023 (alloc_label_state, free_label_state, free_label_states): New.
4024 (push, pop, dup_state_stack, free_state_stack): Use them.
4025 (desc_label_state): Likewise.
4026 (uw_frame_state_for): Free label states and state stack.
4027 (uw_update_reg_address): Eliminate warnings.
4029 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
4031 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
4032 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
4034 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
4036 * c-decl.c (grokdeclarator): Update.
4037 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
4038 * c-tree.h (c_mark_addressable): New.
4039 * c-typeck.c (default_function_array_conversion, build_unary_op,
4040 build_array_ref, convert_for_assignment): Update.
4041 (mark_addressable): Rename.
4042 * calls.c (try_to_integrate, expand_call): Use langhook.
4043 * expr.c (expand_expr): Use langhook.
4044 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
4045 * langhooks.h (struct lang_hooks): New hook.
4046 * stmt.c (expand_asm_operands): Use langhook.
4047 * tree.h (mark_addressable): Remove.
4049 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
4051 2002-04-01 Bob Wilson <bob.wilson@acm.org>
4053 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
4056 2002-04-01 Bob Wilson <bob.wilson@acm.org>
4058 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
4059 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
4061 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
4063 * c-common.c (unsigned_conversion_warning, convert_and_check,
4064 unsigned_type, signed_type, shorten_compare,
4065 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
4066 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
4067 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
4069 * c-decl.c (grokdeclarator): Update.
4070 * c-format.c (check_format_types): Update.
4071 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
4072 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
4073 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
4074 * convert.c (convert_to_integer): Use new hooks.
4075 * expmed.c (make_tree): Use new hooks.
4076 * expr.c (store_expr): Use new hooks.
4077 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
4078 all_ones_mask_p, unextend, fold): Use new hooks.
4079 * langhooks.h (struct lang_hooks_for_types): New hooks.
4080 * tree.h (signed_or_unsigned_type, signed_type,
4081 unsigned_type): Remove.
4083 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
4084 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
4086 2002-03-31 Richard Henderson <rth@redhat.com>
4088 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
4089 (desc_frgr_mem): Fix reference to f16-f31.
4091 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4093 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4094 RTVEC_ELT): Const-ify.
4095 * varray.h (VARRAY_CHECK): Const-ify.
4096 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
4097 ggc_mark_rtvec, ggc_mark): Const-ify.
4099 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
4101 * diagnostic.c: Include langhooks-def.h.
4102 * Makefile.in (diagnostic.o): Update.
4104 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
4106 * c-common.c (c_unsafe_for_reeval): Rename.
4107 * c-common.h (c_unsafe_for_reeval): Rename.
4108 * c-decl.c (finish_incomplete_decl): Rename.
4109 (c_init_decl_processing): Don't set langhook.
4110 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
4111 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
4112 * c-objc-common.c (c_objc_common_init): Don't set langhook.
4113 * c-tree.h (finish_incomplete_decl): Rename.
4114 * langhooks-def.h (lhd_unsafe_for_reeval): New.
4115 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
4116 (LANG_HOOKS_INITIALIZER): Update.
4117 * langhooks.c (lhd_unsafe_For_reeval): New.
4118 * langhooks.h (struct langhooks): New hooks.
4119 * toplev.c (incomplete_decl_finalize_hook): Remove.
4120 (wrapup_global_declarations): Update.
4121 * tree.c (lang_unsafe_for_reeval): Remove.
4122 (unsafe_for_reeval): Update.
4123 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
4126 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
4127 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
4129 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
4131 * diagnostic.c (print_error_function): Remove.
4132 (default_print_error_function): Rename.
4133 (report_error_function): Update.
4134 * diagnostic.h (print_error_function): Remove.
4135 (default_print_error_function): Remove.
4136 * langhooks-def.h (struct diagnostic_context): Predeclare.
4137 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
4138 (LANG_HOOKS_INITIALIZER): Update.
4139 * langhooks.h (struct diagnostic context): Predeclare.
4140 (struct lang_hooks): New hook.
4142 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4144 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
4145 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
4147 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
4148 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
4149 of PIC_OFFSET_TABLE_REGNUM thruout.
4150 * config/rs6000/rs6000.md: Likewise.
4151 * config/rs6000/darwin.h: Likewise.
4153 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4155 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
4156 unsigned HOST_WIDE_INT, not unsigned int.
4158 2002-03-31 Jakub Jelinek <jakub@redhat.com>
4160 PR middle-end/6096, middle-end/6098, middle-end/6099
4161 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
4163 (fill_slots_from_thread): Likewise.
4165 2002-03-31 Jakub Jelinek <jakub@redhat.com>
4167 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
4168 floating fields in float regs.
4169 (function_arg_record_value_2): Likewise.
4171 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
4173 * config/mmix/mmix.md (define_constants): Remove misleading
4174 FIXME. Add MMIX_fp_rO_OFFSET.
4175 ("nonlocal_goto_receiver"): Don't have stack-frame address of
4176 saved rO as part of the pattern. Remove FIXME.
4177 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
4178 here, at output-time.
4180 2002-03-31 Jakub Jelinek <jakub@redhat.com>
4183 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
4185 (output_v9branch): Likewise.
4187 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
4189 * gcc.c: Revert previous patch for now.
4190 * config/i386/djgpp.h: Likewise.
4192 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
4194 * config/mmix/crti.asm (_init): Register _fini with atexit.
4195 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
4197 2002-03-31 Richard Henderson <rth@redhat.com>
4200 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
4201 (ASM_OUTPUT_DEF_FROM_DECLS): New.
4203 2002-03-31 Richard Henderson <rth@redhat.com>
4205 * libgcc2.c (__bb_exit_func): Make static.
4207 * config/alpha/alpha.md (trap): New.
4209 2002-03-31 Richard Henderson <rth@redhat.com>
4211 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
4212 promoted argument types; build trap.
4213 (expand_builtin_trap): New.
4214 (expand_builtin): Use it.
4215 * stmt.c (expand_nl_goto_receivers): Likewise.
4216 * expr.h (expand_builtin_trap): Declare.
4217 * libfuncs.h (LTI_abort, abort_libfunc): New.
4218 * optabs.c (init_optabs): Init abort_libfunc.
4220 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
4222 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
4223 (LINK_COMMAND_SPEC): ... from here.
4224 (init_gcc_specs): Duplicate it here too, omitting
4225 shared_name in the second copy.
4226 (init_spec): Test for duplicate
4227 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
4229 2002-03-30 David S. Miller <davem@redhat.com>
4231 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4232 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
4234 2002-03-30 Roger Sayle <roger@eyesopen.com>
4235 Richard Henderson <rth@redhat.com>
4237 * regmove.c (combine_stack_adjustments_for_block): Avoid
4238 emitting a stack adjustment of zero bytes. Let delete_insn
4241 2002-03-30 Richard Henderson <rth@redhat.com>
4243 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
4244 (sparc_emitting_epilogue): New.
4245 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
4246 * config/sparc/sparc-protos.h: Update.
4247 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
4248 (TARGET_SWITCHES): Update.
4249 * config/sparc/sparc.md (return): Remove.
4250 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
4251 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
4252 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
4253 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
4254 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
4255 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
4256 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
4257 Remove MASK_EPILOGUE.
4258 * doc/invoke.texi: Update.
4260 2002-03-30 Daniel Berlin <dan@dberlin.org>
4262 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
4263 CPP will start the file for us.
4265 2002-03-30 Richard Henderson <rth@redhat.com>
4268 * config/ia64/ia64.c (group_barrier_needed_p): Special case
4269 prologue_allocate_stack.
4270 (ia64_single_set): Use insn codes for recognition of special
4271 cases, not rtl matching.
4272 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
4274 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
4276 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
4278 2002-03-30 Richard Henderson <rth@redhat.com>
4281 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
4282 or -fomit-frame-pointer with profiling.
4283 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
4284 (FUNCTION_PROFILER): Do nothing.
4285 (PROFILE_HOOK): New.
4286 * config/sparc/sparc.c (sparc_override_options): Don't check
4287 code models for profiling.
4288 (sparc_function_profiler): Remove.
4289 (sparc_profile_hook): New.
4290 * config/sparc/sparc-protos.h: Update.
4292 2002-03-30 Jakub Jelinek <jakub@redhat.com>
4294 PR optimization/6086
4295 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
4296 of SUBREG of volatile MEM or because the MEM was mode dependent,
4297 return CLOBBER instead of unmodified SUBREG.
4299 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
4301 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
4302 when not optimizing.
4304 * toplev.c (rest_of_compilation): Cann mark_constant_function
4305 only when optimizing.
4307 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
4310 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
4311 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
4312 (try_optimize_cfg): clear all AUX fields.
4314 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
4315 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
4316 (ix86_address_cost): Be prepared for SUBREGed registers.
4317 (legitimate_address_p): Accept SUBREGed registers.
4319 2002-03-29 Richard Henderson <rth@redhat.com>
4322 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
4324 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4326 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
4327 for aggregate and TFmode types.
4329 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
4331 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
4333 2002-03-29 Richard Henderson <rth@redhat.com>
4336 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
4337 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
4339 2002-03-29 Richard Henderson <rth@redhat.com>
4342 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
4343 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
4344 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
4345 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
4347 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
4349 2002-03-29 Dale Johannesen <dalej@apple.com>
4351 * loop.c (combine_movables): Do allow combination of pseudos.
4353 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
4355 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
4356 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
4357 No functional change except ...
4358 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
4359 * doc/install.texi (*-*-freebsd*): Document port configuration.
4361 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
4363 * Makefile.in (convert.o, calls.o, expmed.o): Update.
4364 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
4366 * builtin-types.def (BT_PTRMODE): Update.
4367 * c-common.c (type_for_size): Rename c_common_type_for_size.
4368 (type_for_mode): Similarly.
4369 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
4371 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
4372 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
4373 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
4375 * c-typeck.c (common_type, comptypes, default_conversion):
4377 * calls.c: Include langhooks.h.
4378 (emit_library_call_value_1): Use new hooks. Avoid redundant
4380 * convert.c: Include langhooks.h
4381 (convert_to_pointer, convert_to_integer): Use new hooks.
4382 * except.c (init_eh): Similarly.
4383 * expmed.c: Include langhooks.h.
4384 (expand_mult_add): Use new hooks.
4385 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
4386 try_casesi): Similarly.
4387 * fold-const.c (optimize_bit_field_compare, make_range,
4388 decode_field_reference, fold_truthop, fold): Similarly.
4389 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
4390 put_var_into_stack): Similarly.
4391 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
4392 LANG_HOOKS_TYPE_FOR_SIZE): New.
4393 (LANG_HOOKS_TYPES_INITIALIZER): Update.
4394 * langhooks.h (lang_hooks_for_types): New hooks.
4395 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
4396 * tree.c (get_unwidened, get_narrower): Similarly.
4397 * tree.h (type_for_mode, type_for_size): Remove.
4398 * varasm.c (force_const_mem): Use new hooks.
4399 * utils2.c (nonbinary_modular_operation): Update.
4401 * objc-act.c (handle_impent): Update.
4402 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
4405 2002-03-29 Steve Ellcey <sje@cup.hp.com>
4407 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
4408 * config/ia64/ia64.c (basereg_operand): New.
4409 * config/ia64/ia64-protos.h (basereg_operand): Declare.
4410 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
4412 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
4414 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
4415 unwind information when frame_pointer_needed.
4416 (mmix_assemble_integer): Tweak wording in comment.
4418 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
4420 * Makefile.in (except.o): Update.
4421 * except.c: Include langhooks.h.
4422 (init_eh): Use langhook.
4423 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
4424 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
4425 (LANG_HOOKS_INITIALIZER): Update.
4426 * langhooks.h (lang_hooks_for_types): New.
4427 (struct lang_hooks): Add it.
4428 * tree.c (make_lang_type_fn, make_lang_type): Remove.
4429 * tree.h (make_lang_type_fn, make_lang_type): Remove.
4431 * alpha/alpha.c: Include langhooks.h.
4432 (alpha_build_va_list): Use langhook.
4433 * d30v/d30v.c: Include langhooks.h.
4434 (d30v_build_va_list): Use langhook.
4435 * i386/i386.c: Include langhooks.h.
4436 (ix86_build_va_list): Use langhook.
4437 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
4438 * s390/s390.c: Include langhooks.h.
4439 (s390_build_va_list): Use langhook.
4440 * stormy16/stormy16.c: Include langhooks.h.
4441 (stormy16_build_va_list): Use langhook.
4443 2002-03-29 Jakub Jelinek <jakub@redhat.com>
4446 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
4448 (length): Compute variable length for branches/calls/jumps here.
4449 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
4450 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
4451 define branch_type attribute.
4452 (divsi3_sp32): Maximum length is 6 not 7.
4453 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
4454 call_address_untyped_struct_value_sp32,
4455 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
4456 * config/sparc/sparc.c (empty_delay_slot): New function.
4457 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
4458 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
4460 2002-03-29 Jakub Jelinek <jakub@redhat.com>
4462 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
4463 nonzero_bits if not needed.
4464 (nonzero_bits) [XOR]: Likewise.
4465 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
4466 reg_last_set_mode and mode are both MODE_INT, but not equal.
4467 (record_value_for_reg): Compute reg_last_set_nonzero_bits
4468 in nonzero_bits_mode for MODE_INT modes.
4470 2002-03-28 Richard Henderson <rth@redhat.com>
4473 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
4474 to GAS. Correct drift between alternatives.
4476 2002-03-28 Richard Henderson <rth@redhat.com>
4479 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
4481 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
4483 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
4484 emulation to the linker.
4486 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
4488 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
4489 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
4491 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
4493 * combine.c (simplify_and_const_int): Make sure to apply mask
4494 when force_to_mode returns a constant integer. PR3311.
4496 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
4498 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
4500 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4502 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
4503 and Objective-C Dialect Options.
4505 2002-03-28 Richard Henderson <rth@redhat.com>
4507 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
4508 comparison should be done vs !=0 not >0 return code. Tidy cases.
4510 2002-03-28 Richard Henderson <rth@redhat.com>
4512 * c-decl.c (finish_function): New arg can_defer_p. Pass it
4513 on to c_expand_body.
4514 * c-tree.h (finish_function): Update decl.
4515 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
4517 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
4519 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
4521 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
4523 * rtlanal.c: Include flags.h
4524 (may_trap_p): Do not mark FP operations if trapping
4525 if !flag_trapping_math
4526 * Makefile.in (rtlanal.o): Add dependency on flag.h
4527 * ifcvt.c (noce_operand_ok): Avoid the lameness.
4529 2002-03-27 Zack Weinberg <zack@codesourcery.com>
4531 * mips.md: Use dconst1, not 1.0, as first argument of
4532 REAL_VALUE_LDEXP. Don't use union real_extract.
4534 2002-03-28 Alan Modra <amodra@bigpond.net.au>
4536 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
4537 rather than $target. Heed program_prefix and
4538 program_transform_name. Search for gas in cross-compiler case too.
4539 "test -x" rather than "test -f".
4540 (gcc_cv_ld): Likewise.
4541 (gcc_cv_nm): Heed program_prefix and program_transform_name.
4542 (gcc_cv_objdump): Likewise.
4543 * configure: Regenerate.
4545 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4547 * Makefile.in (attribs.o): Update.
4548 * attribs.c: Include langhooks.h.
4549 (decl_attributes): Use langhook.
4550 * c-decl.c (insert_default_attributes): Rename.
4551 * c-tree.h (c_insert_default_attributes): New.
4552 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
4553 (LANG_HOOKS_INITIALIZER): Update.
4554 * langhooks.h (struct lang_hooks): New hook.
4555 * tree.h (insert_default_attributes): Remove.
4557 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
4559 2002-03-27 Andreas Schwab <schwab@suse.de>
4561 * config/i386/i386.c (classify_argument): Also check for
4564 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4566 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
4569 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
4571 * i960.md (ret): Set PC.
4572 (nonlocal_goto): Fix expander.
4573 * builtins.c (epxand_builin_longjmp): Check that we've emitted
4576 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
4578 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
4581 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4583 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
4584 assigning to BLOCK_FOR_INSN directly.
4586 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
4588 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
4590 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4592 * c-common.c (c_expand_expr): Fix prototype.
4593 * c-common.h (c_expand_expr): Always declare, update.
4594 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
4595 * c-objc-common.c (c_objc_common_init): No global hook.
4596 * expr.c (expand_expr): Use langhook.
4597 * expr.h (enum expand_modifier): Conditionally declare.
4598 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
4599 (LANG_HOOKS_INITIALIZER): Update.
4600 * langhooks.c (lhd_expand_expr): New.
4601 * langhooks.h (struct lang_hooks): New hook.
4602 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
4603 (lang_independent_init): Don't default hook.
4605 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
4607 2002-03-27 Richard Henderson <rth@redhat.com>
4610 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
4611 TARGET_CONST_GP. Simplify conditions.
4613 2002-03-27 Richard Henderson <rth@redhat.com>
4615 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
4616 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
4617 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
4619 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
4621 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
4622 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
4623 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
4624 Remove unnecessary masks.
4625 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
4626 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
4627 -mwindows, -mdll switches and their negations.
4629 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4631 * gcc-common.c (lang_mark_false_label_stack): Remove.
4632 * ggc.h (lang_mark_false_label_stack): Similarly.
4634 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
4636 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
4638 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
4639 or __rtems_ is defined.
4641 2002-03-26 Richard Henderson <rth@redhat.com>
4643 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
4644 if a non-trivial load was emitted.
4645 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
4646 in high+extra+low case.
4648 2002-03-26 Richard Henderson <rth@redhat.com>
4650 * config.gcc (sparc*-solaris): Use float_format=sparc.
4652 2002-03-26 Richard Henderson <rth@redhat.com>
4654 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
4655 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
4656 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
4657 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
4658 (WINT_TYPE_SIZE): Fix at 32.
4660 2002-03-26 Richard Henderson <rth@redhat.com>
4662 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
4663 until after eh landing pad generation.
4664 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
4665 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
4667 2002-03-26 Richard Henderson <rth@redhat.com>
4669 * expr.h (ADD_PARM_SIZE): One more convert for INC.
4671 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
4673 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
4674 and warning switches.
4675 (cc1_options): Likewise.
4677 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
4679 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
4680 Restore more of the signal context. Set no_reg_stack_frame.
4681 * config/ia64/unwind-ia64.c (unw_state_record):
4682 Add no_reg_stack_frame, comments.
4683 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
4684 (uw_update_context): Adjust bsp when unwinding from leaf,
4685 but not signal frame.
4687 2002-03-26 David Edelsohn <edelsohn@gnu.org>
4689 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
4691 2002-03-26 Bob Wilson <bob.wilson@acm.org>
4693 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
4695 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
4698 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
4699 "Add a pool_range attribute", which was lost during the ARM/Thumb
4702 2002-03-26 Bob Wilson <bob.wilson@acm.org>
4704 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
4705 a register into the MAC16 accumulator.
4707 2002-03-26 Andrew Cagney <ac131313@redhat.com>
4709 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
4710 (Warning Options): Document -Wswitch-enum.
4711 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
4713 (warn_switch_enum): Define variables.
4714 * flags.h (warn_switch_enum): Declare variables.
4715 * stmt.c (expand_end_case_type): When warn_switch_enum /
4716 -Wswitch-enum, perform switch checks.
4719 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
4721 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
4722 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
4723 (reload_muladdsi_compare0_scratch): Delete.
4725 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
4727 * doc/install.texi (*-*-freebsd*): Update.
4729 2002-03-26 Richard Henderson <rth@redhat.com>
4731 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
4732 (SUB_PARM_SIZE): Cast DEC to ssizetype.
4734 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
4735 types from the normal argument frame.
4737 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
4738 variable sized objects by reference.
4739 (sparc_va_arg): Receive them by reference too.
4741 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
4743 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
4744 code to not restoring global registers.
4746 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
4748 * Makefile.in (ggc-common.o): Update.
4749 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
4750 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
4751 * c-tree.h (c_mark_tree): New.
4752 * ggc-common.c: Include langhooks.h.
4753 (gcc_mark_trees): Use new langhook.
4754 * ggc-callbacks.c: Delete file.
4755 * ggc.h (lang_mark_tree): Remove.
4756 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
4757 (LANG_HOOKS_INITIALIZER): Update.
4758 * langhooks.h (struct lang_hooks): New hook.
4760 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
4762 2002-03-25 Zack Weinberg <zack@codesourcery.com>
4764 * doc/cpp.texi: Exclude entire Top node from printed manual.
4765 Move option index after directive index. Insert page breaks
4766 before GFDL and concept index. Index environment variables
4767 with command line options.
4768 * doc/cppenv.texi: Use @vtable for environment variable list.
4769 Add paragraph explaining semantics of empty elements in path
4770 variables. Exclude a cross-reference to Fishkill from the
4771 manpage. Remove an unnecessary cross-reference of the entry
4772 right above the referer. Don't use @anchor in text that goes
4774 * doc/cppopts.texi: Cross-reference the environment variables
4775 section, not the specific environment variable, for consistency.
4777 2002-03-25 Richard Henderson <rth@redhat.com>
4779 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
4780 anywhere in the block. Don't refer to insns that have been
4781 removed from the chain. Iterate backward through the new insns.
4782 Don't refer to edges that have been removed.
4784 2002-03-26 Alan Modra <amodra@bigpond.net.au>
4786 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
4787 test for overflow of constant.
4789 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
4792 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
4793 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
4794 these patterns on arm_archv4.
4796 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
4798 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
4801 2002-03-25 Zack Weinberg <zack@codesourcery.com>
4803 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
4804 float_handled, float_handler, float_signal, set_float_handler,
4805 and do_float_handler. Set handler for SIGFPE to crash_signal.
4806 * toplev.h: Don't prototype do_float_handler.
4808 * c-lex.c: Fold parse_float into lex_number. Make warning
4809 about portability of hex float constants more informative, and
4810 don't issue it on top of a syntax error.
4811 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
4813 * real.h: Define REAL_VALUE_ABS here...
4814 * simplify-rtx.c: ... not here. Fold check_fold_consts,
4815 simplify_unary_real, simplify_binary_real, and
4816 simplify_binary_is2orm1 into their callers.
4817 * tree.c: Fold build_real_from_int_cst_1 into caller.
4819 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
4821 * tsystem.h: Include float.h here...
4822 * libgcc2.c: ... not here.
4824 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
4826 Fixes for: PR bootstrap/3591, target/5676
4827 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
4828 defined. Do not disable exceptions or rtti.
4829 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
4830 mcore.h. Disable exceptions and rtti, since they are not
4833 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
4835 * c-decl.c (maybe_build_cleanup): Remove.
4836 * expr.c (expand_expr): Use langhook.
4837 * langhooks-def.h (lhd_return_null_tree,
4838 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
4839 (LANGHOOKS_INITIALIZER): Update.
4840 * langhooks.c (lhd_return_null_tree): New.
4841 * langhooks.h (struct lang_hooks): New hook.
4842 * tree-inline.c (initialize_inlined_parameters): Use langhook.
4843 * tree.h (maybe_build_cleanup): Remove.
4845 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4847 * regrename.c (build_def_use): Move recog_memoized
4848 before extract_insn.
4850 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4853 * expr.c (emit_group_store): Handle storing into CONCAT.
4855 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4857 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
4858 corresponding MATCH_DUP.
4860 2002-03-24 Richard Henderson <rth@redhat.com>
4862 * unroll.c (unroll_loop): Zero label_map.
4864 * gcse.c: Include except.h.
4865 * Makefile.in (gcse.o): Update.
4867 2002-03-24 Richard Henderson <rth@redhat.com>
4869 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
4870 Do resolve_unique_section before shared data clause.
4872 2002-03-24 Richard Henderson <rth@redhat.com>
4874 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
4876 2002-03-24 Richard Henderson <rth@redhat.com>
4878 * recog.c (peephole2_optimize): Split blocks when EH insns are
4879 generated in the middle of a block. Do global life update if
4882 2002-03-24 Richard Henderson <rth@redhat.com>
4884 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
4886 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4889 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
4890 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
4891 (init_dependency_output): Don't make no_output decision here.
4893 2002-03-24 Andrew Cagney <ac131313@redhat.com>
4895 * stmt.c (check_for_full_enumeration_handling): Remove tests of
4896 warn_switch. Update description.
4897 (expand_end_case_type): Call check_for_full_enumeration_handling
4900 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4902 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
4903 (m68hc11_split_move): Call it to see if the source and destination
4904 operands use the same direction auto inc/dec mode, otherwise make the
4905 source an offsetable memory operand and generate an add.
4907 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4909 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
4910 register for operand 2.
4911 ("*subsi3_zero_extendqi"): Likewise.
4912 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
4913 bits so that it is compatible with a pop.
4914 ("*andhi3_gen"): Likewise.
4915 ("xorhi3"): Likewise.
4917 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4919 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
4921 (cpp_post_options): ... not here.
4923 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4924 Aldy Hernandez <aldyh@redhat.com>
4926 Removal of separate preprocessor cpp0.
4928 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
4929 cpp0, install-common): Update.
4930 * c-common.c (flag_preprocess_only): New.
4931 (c_common_init): Preprocess for -E.
4932 * c-common.h (flag_preprocess_only): New.
4933 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
4934 * c-objc-common.c (c_init_decl_processing): Exit quickly
4935 for NULL return from c_common_init.
4936 * cpplib.h (cpp_preprocess_file): New.
4937 * cppmain.c (main, general_init, pfile, progname): Remove.
4938 (do_preprocessing): Rename cpp_preprocess_file, don't call
4939 cpp_finish. Don't close stdout here.
4940 (setup_callbacks): Update prototype.
4941 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
4943 * tradcpp.c (main): Ignore -quiet.
4945 * lang-specs.h (default_compilers): Preprocess with cc1obj.
4947 2002-03-24 Richard Henderson <rth@redhat.com>
4949 PR optimization/5742
4950 * machmode.def: Add inner mode field to complex modes.
4951 * config/mips/mips.c (mips_function_value): Always define. Add
4952 new argument to handle libcalls.
4953 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
4954 (FUNCTION_VALUE): Likewise.
4955 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
4956 * config/mips/mips-protos.h: Update.
4958 2002-03-23 Richard Henderson <rth@redhat.com>
4960 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
4961 * config/sparc/sparc-protos.h: Update.
4962 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
4964 2002-03-23 Richard Henderson <rth@redhat.com>
4966 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
4967 _start or _init begins the text segment.
4969 2002-03-23 David Edelsohn <edelsohn@gnu.org>
4971 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
4972 not HOST_WIDEST_INT.
4973 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
4975 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
4978 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
4979 operand argument to output_return_instruction.
4980 * arm.c (arm_print_operand, case 'd'): If the operand is
4981 const_true_rtx then just return.
4982 (arm_print_operand, case 'D'): If the operand is const_true_rtx
4985 2002-03-23 Andrew Cagney <ac131313@redhat.com>
4987 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
4988 (Warning Options): Document -Wswitch-default.
4989 * toplev.c (W_options): Add -Wswitch-default. Update comment on
4991 (warn_switch_default): Define variable.
4992 (warn_switch): Update comment.
4993 * flags.h (warn_switch_default): Declare variable.
4994 (warn_switch): Update comment.
4995 * stmt.c (expand_end_case): Check for and, when
4996 warn_switch_no_default, warn of a missing default case.
4998 2002-03-23 Alan Modra <amodra@bigpond.net.au>
5000 * real.h (N): Special case 128 bit doubles.
5002 * combine.c (simplify_comparison): When widening modes, ignore
5003 sign extension on CONST_INTs.
5005 2002-03-22 Bob Wilson <bob.wilson@acm.org>
5007 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
5008 passed to adjust_address. Fix comment formatting.
5011 2002-03-22 Zack Weinberg <zack@codesourcery.com>
5013 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
5014 Always make REAL_VALUE_TYPE a struct containing an array of
5015 HOST_WIDE_INT, not a double. Tidy up the code deciding how
5016 big it is. Don't declare or use union real_extract.
5018 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
5019 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
5020 (print_operand), config/arm/arm.c (output_move_double),
5021 config/arm/arm.md (consttable_4, consttable_8),
5022 config/romp/romp.c (output_fpops), config/s390/s390.h
5023 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
5024 (xtensa_output_literal): Don't use union real_extract.
5026 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
5027 (sfmode_constant_to_ulong), config/ns32k/merlin.h
5028 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
5029 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
5030 (PRINT_OPERAND): Don't use local version of union
5033 * config/convex/convex.c (check_float_value), config/vax/vax.c
5034 (vax_float_literal), config/m88k/m88k.md (divdf3),
5035 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
5036 config/pdp11/pdp11.c (output_move_quad): Don't do host
5037 arithmetic on target floating point quantities.
5039 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
5040 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
5042 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
5043 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
5045 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
5046 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
5048 * print-rtl.c (print_rtx): Disable code which needs
5049 floating-point emulator.
5050 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
5051 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
5052 depending on HOST_FLOAT_FORMAT to be defined properly.
5054 * config/1750a/1750a.c (get_double, float_label): Delete.
5055 (print_operand): Delete huge commented-out chunk. Use
5056 REAL_VALUE_TO_DECIMAL.
5057 * config/1750a/1750a-protos.h: Delete prototypes of deleted
5059 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
5061 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
5062 Use REAL_VALUE_TO_DECIMAL as ELF version does.
5063 * config/m88k/m88k.c (real_power_of_2_operand,
5064 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
5065 real_extract out of the union; run the input through
5066 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
5067 from that into the union.
5068 * config/pdp11/pdp11.c (output_move_double): Rearrange
5069 parentheses to make automatic indenter happy.
5071 * doc/tm.texi (Cross-compilation): Rename node to "Floating
5072 Point" and rewrite to describe current situation. Also adjust
5073 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
5075 * doc/rtl.texi: Adjust cross reference.
5077 2002-03-22 Bob Wilson <bob.wilson@acm.org>
5079 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
5080 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
5081 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
5082 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
5083 prevent use of sp as a reload register.
5084 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
5085 non_acc_reg_operand.
5086 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
5087 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
5088 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
5089 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
5091 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
5093 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
5094 * cpplex.c (unterminated): Delete.
5095 (parse_string): No string literal may extend over multiple
5096 lines. Suppress the error when preprocessing assembly.
5097 * cppmain.c (scan_translation_unit): Strings are single-line.
5099 * doc/cpp.texi: Update to match.
5101 2002-03-22 Jakub Jelinek <jakub@redhat.com>
5103 PR optimization/5854
5104 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
5106 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
5107 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
5108 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
5109 const0 if scratch register was not allocated.
5110 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
5111 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
5113 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
5114 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
5115 with GEN_INT (...) everywhere. Remove constraints in define_split
5117 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
5118 require scratch register for setting 0 into regs/non-pushable memory.
5120 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
5122 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
5123 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
5125 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
5127 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
5128 * cppinit.c (cpp_create_reader): On by default.
5129 (cpp_handle_option): Handle -W[no-]endif-labels.
5130 (cpp_post_options): Also enable if -pedantic.
5131 * cpplib.c (do_else): Use it.
5132 (do_endif): Likewise.
5133 * doc/cppopts.texi: Document new option.
5134 * doc/invoke.texi: Document new option.
5136 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
5138 * config/i386/i386.c, config/i386/i386.md: Change all occurences
5139 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
5141 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
5143 * flow.c (calculate_global_regs_live): Clear aux fields of
5146 2002-03-22 Jakub Jelinek <jakub@redhat.com>
5148 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
5149 REG or MEM subregs, pass rtx * instead of rtx to it.
5150 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
5151 rtx * instead of rtx to alter_subreg.
5152 * config/m32r/m32r.c (gen_split_move_double): Likewise.
5153 * config/pj/pj.c (pj_output_rval): Likewise.
5155 2002-03-22 Richard Henderson <rth@redhat.com>
5158 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
5159 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
5160 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
5161 (ia64_expand_prologue): Look at int_regs, not words, for number
5162 of incomming int regs.
5164 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
5166 * expr.c (expand_expr): A RESULT_DECL is part of a call.
5168 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
5170 * toplev.c (flag_loop_optimize, flag_crossjumping):
5171 New static variables.
5172 (rest_of_compilation): Conditionalize crossjumping and
5174 (parse_options_and_default_flags): Default loop_optimize and
5176 (lang_independent_options): Add -fcrossjumping and -floop-optimize
5177 * invoke.texi (crossjumping, loop-optimize): Document.
5179 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
5181 * real.c (eiisneg): Move outside #ifdef NANS.
5183 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
5185 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
5186 frequencies match; avoid match on different loop depths.
5187 (try_crossjump_to_bb): Kill tests that no longer brings time
5189 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
5191 (split_edge): Likewise.
5193 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
5196 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
5197 * cfgrtl.c: Include insn-config.h
5198 (split_block) Dirtify block in presence of conditional execution
5200 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
5202 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
5203 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
5204 (function_arg): Constify CUMULATIVE_ARGS.
5205 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
5206 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
5207 (UNITS_PER_DOUBLE): New macro.
5208 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
5209 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
5210 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
5211 fp_regs and stack_words.
5212 (EABI_FLOAT_VARARGS_P): New macro.
5213 * config/mips/mips.c (struct mips_arg_info): New.
5214 (mips_arg_info): New function.
5215 (function_arg_advance): Use it. Add adjustment instructions here
5216 rather than in function_arg.
5217 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
5218 for VOIDmode at the beginning of the function.
5219 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
5220 (function_arg_pass_by_reference): Likewise.
5221 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
5222 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
5223 (mips_va_start): Likewise. Use the new stack_words field of
5224 CUMULATIVE_ARGS to set up overflow area. Reformat.
5225 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
5226 doubles and other types, aligning the overflow pointer for non-doubles
5227 too. Remove some code duplication. Replace hard-coded constants.
5229 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
5231 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
5232 (CLASS_UNITS): Undefine.
5233 (CLASS_MAX_NREGS): Use FP_INC.
5234 * config/mips/mips.c (compute_frame_size): Likewise.
5235 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
5237 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
5239 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
5240 prototype, and handle lexing numbers and identifiers.
5241 (parse_identifier): Update to new form of parse_slow.
5242 (parse_number): Fast path only, use parse_slow otherwise.
5243 (_cpp_lex_direct): Update calls to parse_number.
5245 2002-03-21 DJ Delorie <dj@redhat.com>
5247 * bb-reorder.c (make_reorder_chain_1): Protect against
5248 when redundant edges are omitted.
5249 * predict.c (dump_prediction): Likewise.
5251 2002-03-21 Richard Henderson <rth@redhat.com>
5254 * fixinc/inclhack.def (solaris_stdio_tag): New.
5255 * fixinc/fixincl.x: Regenerate.
5257 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
5260 * c-typeck.c (process_init_element): Flag non-static
5261 initialization of a flexible array member as illegal.
5263 2002-03-22 Alan Modra <amodra@bigpond.net.au>
5265 * config/rs6000/t-linux64: New.
5266 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
5267 t-ppccomm. Use t-rs6000 and t-linux64.
5268 (powerpc64-*-gnu* <tmake_file>): Likewise.
5269 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
5270 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
5271 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
5273 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
5275 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
5276 flag_really_no_inline instead of optimize == 0.
5278 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
5280 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
5282 * flags.h (flag_really_no_inline): New.
5284 * c-common.c (c_common_post_options): Initialize
5285 flag_really_no_inline.
5287 * toplev.c (flag_really_no_inline): New.
5289 2002-03-21 Jakub Jelinek <jakub@redhat.com>
5291 * config/avr/avr.md (length): Fix length computation for
5292 conditional branches.
5294 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
5296 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
5297 sdbout.o, profile.o): Update.
5298 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
5300 * c-common.h (gettags): Move here from tree.h.
5301 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
5302 insert_block, getdecls, kept_level_p, global_bindings_p): New.
5303 * dbxout.c (dbxout_init): Use getdecls langhook.
5304 * expr.c (expand_expr): Use insert_block langhook.
5305 * fold-const.c: Include langhooks.h.
5306 (fold_range_test, fold_binary_op_with_conditional_arg,
5307 fold): Use global_bindings_p langhook.
5308 * integrate.c (expand_inline_function): Use insert_block langhook.
5309 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
5310 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
5311 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
5312 LANG_HOOKS_GETDECLS): New.
5313 (LANG_HOOKS_INITIALIZER): Update.
5314 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
5316 * langhooks.h (struct lang_hooks_for_decls): New.
5317 (struct lang_hooks): Update.
5318 * profile.c: Include langhooks.h.
5319 (output_func_start_profiler): Use new langhooks.
5320 * sdbout.c: Include langhooks.h.
5321 (sdbout_init, sdbout_finish): Use getdecls langhook.
5322 * stmt.c: Include langhooks.h.
5323 (expand_fixup, fixup_gotos): Use new langhooks.
5324 * stor-layout.c: Include langhooks.h.
5325 (variable_size): Use global_bindings_p langhook.
5326 * toplev.c (compile_file): Use getdecls langhook.
5327 * tree-inline.c (remap_block): Use insert_block langhook.
5328 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
5329 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
5331 2002-03-21 Richard Henderson <rth@redhat.com>
5333 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
5334 constants in .data when -fpic.
5336 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5338 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
5341 2002-03-21 Tom Tromey <tromey@redhat.com>
5343 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
5345 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5347 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
5349 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
5351 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
5352 Richard Henderson <rth@redhat.com>
5355 * c-common.c (c_expand_expr): Preserve result of a statement
5356 expression if needed.
5358 2002-03-21 Jakub Jelinek <jakub@redhat.com>
5361 * genrecog.c (maybe_both_true_mode): Remove.
5362 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
5363 * machmode.def (Pmode): Likewise.
5365 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
5367 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
5368 (nonlocal_mentioned_p_1): New function.
5369 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
5370 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
5371 (mark_constant_function): Recognize pure functions.
5372 * rtl.h (global_reg_mentioned_p): New prototype.
5373 * rtlanal.c (global_reg_mentioned_p,
5374 global_reg_mentioned_p_1): New function.
5376 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5378 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
5380 * fixinc/fixincl.x: Regenerate.
5382 2002-03-20 Jason Merrill <jason@redhat.com>
5384 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
5386 2002-03-20 Michael Meissner <meissner@redhat.com>
5388 * doc/invoke.texi (Optimize Options): Document that -O2 sets
5391 2002-03-20 Bob Wilson <bob.wilson@acm.org>
5393 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
5394 ".literal_position" directive before the constant pool.
5396 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5398 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
5399 Add Craig Rodrigues.
5400 Add Brad Lucier to testers.
5402 2002-03-20 Jakub Jelinek <jakub@redhat.com>
5405 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
5407 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
5408 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
5409 instead of insn_extract.
5411 2002-03-20 Jakub Jelinek <jakub@redhat.com>
5414 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
5416 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
5417 stmt if some case has been output.
5419 2002-03-20 Jakub Jelinek <jakub@redhat.com>
5422 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
5423 movsfcc_1, movdfcc_1): Add %O2.
5424 * config/i386/i386.c (print_operand): Handle %ON.
5425 Print . before float condition codes in Sun as cmov syntax.
5426 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
5427 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
5430 2002-03-20 Philip Blundell <pb@nexus.co.uk>
5432 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
5433 return instruction if PC was popped.
5435 2002-03-20 Bob Wilson <bob.wilson@acm.org>
5437 * config/xtensa/xtensa.md: Remove unused type attributes.
5438 (adddi_carry, subddi_carry): Change type attribute to "multi".
5440 2002-03-19 Dale Johannesen <dalej@apple.com>
5442 PR optimization/5999, middle-end/5731
5443 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
5444 multiplications by reciprocals.
5446 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
5448 * Makefile.in: Update.
5449 * c-common.c: Include langhooks.h.
5450 (inline_forbidden_p): Use new hook.
5451 * diagnostic.c: Include langhooks.h.
5452 (format_with_decl, announce_function,
5453 default_print_error_function): Use new hook.
5454 * dwarf2out.c (dwarf2_name): Use new hook.
5455 * function.c: Include langhooks.h.
5456 (init_function_start): Use new hook.
5457 * langhooks-def.h (lhd_decl_printable_name): New.
5458 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
5459 (LANGHOOKS_INITIALIZER): Update.
5460 * langhooks.c (lhd_decl_printable_name): New.
5461 * langhooks.h (struct lang_hooks): New hook.
5462 * toplev.c (decl_name, decl_printable_name): Remove.
5463 (open_dump_file): Use new hook.
5464 (process_options): Remove old hook.
5465 * tree.h (decl_printable_name): Remove.
5467 * objc-act.c (objc_init): Remove old hook.
5468 (objc_printable_name): Export.
5469 * objc-act.h (objc_printable_name): New.
5470 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
5472 2002-03-19 Jim Blandy <jimb@redhat.com>
5474 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
5475 the start_source_file debug hook, not the current line number.
5477 2002-03-19 Richard Henderson <rth@redhat.com>
5479 * flow.c (EH_USES): Provide default.
5480 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
5481 * doc/tm.texi (EH_USES): New.
5483 * config/ia64/ia64.c (ia64_eh_uses): New.
5484 * config/ia64/ia64-protos.h: Update.
5485 * config/ia64/ia64.h (EH_USES): New.
5487 2002-03-19 Richard Henderson <rth@redhat.com>
5489 * varasm.c (output_constant_def): Fix stupid typo.
5491 2002-03-19 Richard Henderson <rth@redhat.com>
5494 * except.c (current_function_has_exception_handlers): New.
5495 * except.h: Declare it.
5496 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
5497 Combine tests that disable all sibcalls for the function.
5499 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
5501 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
5504 2002-03-19 Richard Henderson <rth@redhat.com>
5507 * config/ia64/ia64.c: Revert 2002-03-01 patch.
5508 * config/ia64/ia64.h (INIT_EXPANDERS): New.
5510 2002-03-19 Jim Blandy <jimb@redhat.com>
5512 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
5513 name, even if the replacement list contains no tokens, as required
5516 2002-03-19 Jason Merrill <jason@redhat.com>
5518 * varasm.c (globalize_decl): Get the name from the RTL, not
5519 DECL_ASSEMBLER_NAME.
5521 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
5523 2002-03-19 Bob Wilson <bob.wilson@acm.org>
5525 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
5526 subdi_carry): Define.
5528 2002-03-19 David Edelsohn <edelsohn@gnu.org>
5530 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
5531 about -fpic/-fPIC if extra_warnings set.
5533 2002-03-19 David Edelsohn <edelsohn@gnu.org>
5535 * expr.c (expand_expr): Sign-extend CONST_INT generated from
5536 TREE_STRING_POINTER.
5537 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
5539 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5541 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
5542 in favor of SP if FRAME_POINTER_REQUIRED is false.
5544 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
5546 * emit-rtl.c (gen_int_mode): New function.
5547 * rtl.h: Prototype for it.
5548 * combine.c (make_extraction, simplify_comparison), expmed.c
5549 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
5550 (convert_modes, store_field), optabs.c (expand_fix),
5551 simplify-rtx.c (neg_const_int, simplify_unary_real),
5553 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
5554 Use it instead of GEN_INT (trunc_int_for_mode (...)).
5556 2002-03-19 Jakub Jelinek <jakub@redhat.com>
5559 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
5560 convert_parm_for_inlining.
5561 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
5563 * langhooks-def.h: Likewise.
5564 * objc/objc-lang.c: Likewise.
5565 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
5567 * tree-inline.c (initialize_inlined_parameters):
5568 Call convert_parm_for_inlining lang hook if needed.
5569 * c-typeck.c (c_convert_parm_for_inlining): New function.
5570 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
5572 2002-03-18 Mark Mitchell <mark@codesourcery.com>
5574 * calls.c (precompute_arguments): Do not assume that temporaries
5575 can be destroyed after expanding the argument.
5576 (expand_call): Likewise.
5578 2002-03-15 Eric Christopher <echristo@redhat.com>
5580 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
5581 Fix register preference on last change.
5582 * config/mips/mips.c (mips_return_in_memory): New function.
5583 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
5584 * config/mips/mips-protos.h: Declare.
5585 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
5586 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
5588 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
5590 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
5592 (anddi3, iorsi3): Likewise.
5594 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
5595 use %gprel for symbols that are going to be placed in linkonce
5598 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
5599 RETURN_ADDRESS_POINTER_REGNUM to $ra.
5600 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
5601 not needed. Disregard leaf_function_p().
5602 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
5603 mips16 frame pointer.
5604 * config/mips/mips.md (store ra): Only to small SP offsets.
5605 2001-08-22 Graham Stott <grahams@redhat.com>
5606 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
5607 return a REG rtx for the return address register.
5609 2002-03-18 Bob Wilson <bob.wilson@acm.org>
5611 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
5612 constant-pool addresses as "mode-dependent".
5613 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
5615 2002-03-18 Jakub Jelinek <jakub@redhat.com>
5618 * expr.c (emit_group_load): Use extract_bit_field if
5619 needed for CONCAT arguments.
5621 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
5624 * arm.md (tablejump): Make this a define_expand. For PIC add the
5625 offset to the base of the table.
5626 (thumb_tablejump): Matcher for Thumb tablejump insn.
5627 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
5628 as the difference of two labels.
5629 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5630 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
5632 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5633 * arm.c (get_jump_table_size): If the table is not in the text
5634 section, return zero.
5636 2002-03-18 Bernd Schmidt <bernds@redhat.com>
5638 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
5640 (arm_reload_out_hi): Use gen_lowpart instead of
5641 gen_rtx_SUBREG to access QImode components.
5642 * config/arm/arm.md: Disable zero_extend split for QImode
5643 subregs in BIG_ENDIAN mode.
5644 (storehi_bigend): Match use of least significant byte.
5645 (storeinthi): Remove extraneous SUBREG.
5646 Add missing construction of operands[2].
5647 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
5648 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
5649 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
5651 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
5653 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
5656 2002-03-17 Richard Henderson <rth@redhat.com>
5658 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
5661 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
5663 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
5664 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
5666 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5668 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
5670 * predict.c (estimate_bb_frequencies): Delete unused variables.
5672 2002-03-17 Richard Henderson <rth@redhat.com>
5674 * config/ia64/ia64.c (ia64_attribute_table): Move before
5675 targetm definition. Make static.
5677 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
5679 * c-common.h (yyparse, c_common_parse_file): New.
5680 * c-lang.c: Include c-common.h.
5681 (LANG_HOOKS_PARSE_FILE): Redefine.
5682 * c-lex.c: Include c-common.h.
5683 (yyparse): Rename c_common_parse_file. Call yyparse.
5684 * c-parse.in (yyparse): Remove macro.
5685 * c-tree.h (yyparse_1): Remove.
5686 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
5687 (LANG_HOOKS_INITIALIZER): Update.
5688 * langhooks.h (struct lang_hoooks): New hook parse_file.
5689 * toplev.c (compile_file): Use parse_file hook.
5690 * tree.h (yyparse): Remove.
5691 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
5693 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
5695 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
5696 float_truncate, not fix.
5697 ("*truncdfsf2_real"): Ditto.
5698 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
5700 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
5702 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
5704 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
5705 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
5706 where appropriate. Make the second reference to
5707 leaf_function_p a function call, as intended. Reindented.
5709 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
5710 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
5712 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
5713 add register to non-constant into sp.
5715 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
5716 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
5717 (mips16_gp_pseudo_rtx): Lose.
5718 (INIT_EXPANDERS): Deleted.
5719 * config/mips/mips.c (mips_init_machine_status): New.
5720 (mips_free_machine_status): New.
5721 (mips_mark_machine_status): New.
5722 (override_options): Set them.
5723 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
5724 (struct machine_function): ... new. Replaced all references.
5725 (mips_add_gc_roots): Don't mark them.
5726 (embedded_pic_fnaddr_reg): New, extracted from...
5727 (embedded_pic_offset): ... here.
5728 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
5731 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
5733 * cppinit.c: Revert -MD removal.
5735 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5737 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
5738 soft registers by default for 68HC12.
5739 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
5740 when compiling with -fomit-frame-pointer.
5741 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
5742 (expand_epilogue): Likewise.
5743 (m68hc11_gen_rotate): Use exg when rotating by 8.
5745 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5747 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
5748 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
5749 (splits): Remove unused add splits.
5750 ("*addhi3_68hc12"): Tune constraints.
5751 ("addhi_sp"): Try to use X instead of Y in all cases and if the
5752 constant fits in 8-bits and D is dead use abx/aby instructions.
5753 ("*addhi3"): Remove extern declaration of ix_reg.
5754 ("*subsi3"): Optimize and provide new split.
5755 ("subhi3"): Cleanup.
5756 ("*subhi3_sp"): Avoid saving X if we know it is dead.
5757 (arith splits): For 68hc12 save the address register on the stack
5758 and do the arithmetic operation with a pop.
5760 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5762 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
5763 allocating QImode in address registers.
5764 ("*movqi_m68hc11"): Likewise.
5766 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
5768 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
5770 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
5772 * cppinit.c (print_help): Display -MD and -MMD.
5773 Don't display usage string. Update assertion syntax and
5775 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
5776 (cpp_handle_option): Update.
5778 2002-03-15 Chris Demetriou <cgd@broadcom.com>
5780 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
5781 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
5782 and define it so that regardless of target CPU size,
5783 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
5784 of "int" rather than "long."
5786 2002-03-15 Richard Henderson <rth@redhat.com>
5788 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
5791 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5793 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
5794 ("tstqi" split): Avoid using memory for tstqi on address register.
5795 (splits): Remove constraints.
5796 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
5797 ("cmpdf", "cmpsf"): Remove since not used.
5798 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
5799 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
5801 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5803 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
5804 ("neghi2"): Tighten constraints.
5805 ("one_cmplsi2"): Optimize and simplify split.
5806 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
5808 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5810 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
5811 and split of AND operation to clear the upper bits.
5812 ("*logicalsi3_zextqi"): Likewise.
5813 ("*logicallhi3_zexthi_ashift8"): Likewise.
5814 ("*logicalsi3_silshr16"): Likewise.
5815 ("logicalsi3_silshl16"): Likewise.
5816 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
5818 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5820 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
5821 (m68hc11_indirect_p): New function.
5822 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
5823 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
5825 (asm_print_register): Likewise.
5826 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
5827 (m68hc11_indirect_p): Declare.
5828 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
5829 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
5830 (TARGET_SWITCHES): New option -mrelax.
5831 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
5833 ("iorsi3", "xorsi3"): Likewise.
5834 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
5835 ("*andhi3_mem"): New to handle destination in memory with bclr
5836 and a scratch register.
5837 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
5838 ("*andhi3_const"): New when operand2 is constant.
5839 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
5840 ("*andhi3_gen"): Cleanup of the old "andhi3".
5841 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
5842 ("xorqi3"): Update constraints.
5844 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5846 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
5847 for reg_equiv_memory_loc when the operand is a register that does
5848 not get a hard register (stack location).
5849 (tst_operand): After reload, accept all memory operand.
5850 (symbolic_memory_operand): Fix detection of symbolic references.
5851 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
5852 accept symbols and any constant.
5854 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5856 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
5857 note on the insn that sets the soft frame register.
5858 (must_parenthesize): ix and iy are also reserved names.
5859 (print_operand_address): One more place where parenthesis are required
5860 to avoid confusion with register names.
5861 (m68hc11_gen_movhi): Allow push of stack pointer.
5862 (m68hc11_check_z_replacement): Fix handling of parallel with a
5864 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
5865 the replacement register is.
5866 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
5867 and D8_REGS classes.
5868 (MODES_TIEABLE_P): All modes are tieable except QImode.
5870 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5872 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
5873 (___subdi3): Likewise.
5874 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
5875 (__map_data_section): Optimize 68hc11 case.
5877 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5879 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
5880 than a shift to avoid adding a register with itself.
5881 (m68hc11_memory_move_cost): Take into account NO_REGS.
5882 (m68hc11_register_move_cost): Update and use memory move cost
5884 (m68hc11_address_cost): Make cost of valid offset not 0 so that
5885 it gives more opportunities to cse to optimize.
5886 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
5887 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
5889 2002-03-15 Mark Mitchell <mark@codesourcery.com>
5891 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
5892 * c-common.def (CLEANUP_STMT): New tree node.
5893 * c-common.h (CLEANUP_DECL): New macro.
5894 (CLEANUP_EXPR): Likewise.
5895 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
5896 * expr.c (expand_expr): Tidy.
5897 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
5898 * tree-inline.c (initialize_inlined_parameters): Clean up
5899 new local variables.
5901 2002-03-15 Jakub Jelinek <jakub@redhat.com>
5904 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
5905 before movrXX only, use reg_overlap_mentioned_p.
5906 Only special case NE if just one insn can be generated.
5908 2002-03-15 Jason Merrill <jason@redhat.com>
5910 * varasm.c (assemble_variable): Call resolve_unique_section before
5911 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
5914 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5917 * arm.md (split pattern for thumb shiftable immediates): Add comment
5918 explaining non-obvious test.
5920 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5923 * arm.md (movaddr, movaddr_insn): Delete.
5925 2002-03-15 Jason Merrill <jason@redhat.com>
5927 * toplev.c (wrapup_global_declarations): Clarify variable handling.
5928 -fkeep-static-consts doesn't apply to comdats.
5930 2002-03-14 Richard Henderson <rth@redhat.com>
5932 * c-decl.c: Include c-pragma.h.
5933 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
5934 (finish_function): Tidy.
5935 * c-pragma.c: Include c-common.h.
5936 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
5937 (handle_pragma_weak): Use them.
5938 (init_pragma): Register pending_weaks.
5939 * c-pragma.h (maybe_apply_pragma_weak): Declare.
5940 * print-tree.c (print_node): Print DECL_WEAK.
5941 * varasm.c (mark_weak_decls): Remove.
5942 (remove_from_pending_weak_list): Remove.
5944 (asm_emit_uninitialised): Call globalize_decl for weak commons.
5945 (weak_decls): Make a tree_list.
5946 (declare_weak): Cons weak_decls directly.
5947 (globalize_decl): Remove weak_decls elements directly.
5948 (weak_finish): Simplify weak_decls walk. Don't weaken unused
5949 symbols. Don't pretend to handle aliases.
5950 (init_varasm_once): Update weak_decls registry.
5951 * Makefile.in: Update dependencies.
5953 2002-03-14 Richard Henderson <rth@redhat.com>
5956 * config/ia64/ia64.c: Include tm_p.h last.
5957 (gen_nop_type): Remove duplicate definition.
5958 (cycle_end_fill_slots): Set sched_data for second L slot.
5959 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
5960 (nop_cycles_until): Fix typos.
5962 2002-03-15 Jakub Jelinek <jakub@redhat.com>
5964 PR optimization/5891
5965 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
5967 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
5969 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
5970 descriptors correctly.
5972 2002-03-14 Michael Meissner <meissner@redhat.com>
5974 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
5975 100, allowing MAX_UNROLLED_INSNS to be overridden.
5977 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
5980 * unroll.c (params.h): Include.
5981 (MAX_UNROLLED_INSNS): Delete, now in params.h.
5983 * doc/invoke.texi (--param max-unroll-insns): Document.
5985 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
5987 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
5989 * arm.md: Fix warnings about constraints in peepholes and splits.
5991 2002-03-14 Zack Weinberg <zack@codesourcery.com>
5993 * cpphash.h (struct lexer_state): Remove line_extension member.
5994 * cpplib.c (dequote_string, do_linemarker): New functions.
5995 (linemarker_dir): New data object.
5996 (DIRECTIVE_TABLE): No longer need to interpret #line in
5997 preprocessed source. Delete obsolete comment about return
5999 (end_directive, directive_diagnostics, _cpp_handle_directive):
6000 Don't muck with line_extension.
6001 (directive_diagnostics): No need to issue warnings for
6003 (_cpp_handle_directive): Issue warnings for linemarkers here,
6004 when appropriate. Dispatch linemarkers to do_linemarker, not
6006 (do_line): Code to handle linemarkers split out to do_linemarker.
6007 Convert escape sequences in filename argument, both places.
6009 * cppmacro.c (quote_string): Rename cpp_quote_string and
6010 export. All callers changed.
6011 * cpplib.h (cpp_quote_string): Prototype.
6012 * cppmain.c (print_line): Call cpp_quote_string on to_file
6015 * doc/cpp.texi: Document that escapes are now interpreted in
6016 #line and in linemarkers, and that non-printing characters are
6017 converted to octal escapes when linemarkers are generated.
6019 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
6021 * emit-rtl.c (try_split): Use delete_insns.
6022 * recog.c (split_all_insns): Fix terminating condition.
6024 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
6025 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
6028 * arm.c (arm_output_epilogue): Fix floating-point register save
6029 adjustment when using a frame pointer.
6031 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
6033 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
6034 * config/mips/mips.c (compute_frame_size): Retrofit them here.
6035 (save_restore_insns, mips_expand_epilogue): And here.
6036 (build_mips16_call_stub): And here.
6037 (mips_function_value): Use the new macros to decide whether a single
6038 or complex float can be returned in floating-point registers. Return
6039 a parallel rtx in the complex case.
6041 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
6043 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
6044 call after liveness analysis.
6046 * recog.c (split_insn): Use delete_insn_and_edges.
6048 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
6049 instructions to have branch prediction notes.
6050 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
6052 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
6054 * configure.in: Don't pass -Wno-long-long to a ADA compiler
6055 that doesn't support it.
6056 * configure: Regenerate.
6058 2002-03-13 Jakub Jelinek <jakub@redhat.com>
6061 * config/sparc/sparc.md (normal_branch, inverted_branch,
6062 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
6063 inverted_fp_branch): Adjust calls to output_cbranch.
6064 Set length attribute.
6065 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
6066 output_v9branch. Set length attribute.
6067 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
6069 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
6070 (output_cbranch): Likewise. Handle far branches.
6071 (output_v9branch): Handle far branches.
6072 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
6074 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
6075 noov_compare64_op predicates.
6077 2002-03-13 Jason Merrill <jason@redhat.com>
6079 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
6080 into the function and constify it.
6081 * gthr-dce.h, gthr-solaris.h: Likewise.
6083 2002-03-13 David Edelsohn <edelsohn@gnu.org>
6085 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
6086 * config/rs6000/rs6000.c (rs6000_va_arg): Use
6087 std_expand_builtin_va_arg if not ABI_V4.
6089 2002-03-13 Jason Merrill <jason@redhat.com>
6091 * varasm.c (globalize_decl): New fn.
6092 (assemble_start_function): Use it.
6093 (asm_emit_uninitialized): Use it.
6094 (assemble_alias): Use it.
6095 (assemble_variable): Use it.
6097 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
6099 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
6100 2002-03-12 internal visibility change.
6101 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
6102 visibility into SYMBOL_REF_FLAG.
6104 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
6106 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
6107 VOIDmode operand. Add compile-time optimization for constant results.
6109 2002-03-12 Jason Merrill <jason@redhat.com>
6111 * c-typeck.c (convert_for_assignment): Don't allow conversions
6112 between pointers and references. Only allow lvalues to convert to
6115 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
6117 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
6118 before prologue, to avoid scheduling problems.
6120 2002-03-13 Jakub Jelinek <jakub@redhat.com>
6122 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
6123 (ELIMINABLE_REGS): Add sfp->sp.
6124 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
6126 2002-03-13 Jakub Jelinek <jakub@redhat.com>
6128 PR optimization/5892
6129 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
6131 2002-03-13 Jakub Jelinek <jakub@redhat.com>
6133 * loop.c (basic_induction_var): Don't call convert_modes if mode
6134 classes are different.
6136 2002-03-12 Richard Henderson <rth@redhat.com>
6138 PR optimization/5901
6139 * function.c (reposition_prologue_and_epilogue_notes): Position
6140 the markers after/before the last/first insn not deleted.
6142 2002-03-12 Richard Henderson <rth@redhat.com>
6144 PR optimization/5878
6145 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
6146 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
6147 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
6149 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
6150 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
6151 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
6153 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
6154 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
6155 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
6156 also. Don't set it if not flag_pic.
6157 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
6158 to be INVALID_REGNUM when not used.
6160 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
6162 * expmed.c (store_bit_field): Reset alias set for memory.
6163 (extract_bit_field): Same.
6165 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6167 * c-common.c (c_tree_code_type, c_tree_code_length,
6168 c_tree_code_name, add_c_tree_codes): Delete.
6169 * c-common.h (add_c_tree_codes): Delete.
6170 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
6172 * c-objc-common.c (c_objc_common_init): Don't call
6173 add_c_tree_codes, instead set lang_unsafe_for_reeval.
6174 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6175 objc_tree_code_name, add_objc_tree_codes): Delete.
6176 (objc_init): Don't call add_objc_tree_codes.
6177 * objc/objc-lang.c (tree_code_type, tree_code_length,
6178 tree_code_name): Define.
6179 * toplev.c (lang_independent_init): Don't set
6180 tree_code_length[IDENTIFIER_NODE].
6181 * tree.c (tree_code_type, tree_code_length, tree_code_name):
6182 Delete definitions, moved to language front-ends.
6183 * tree.def (IDENTIFIER_NODE): Hardwire the length.
6184 * tree.h (tree_code_type, tree_code_length, tree_code_name):
6186 (tree_code_length): Change type to unsigned char.
6188 2002-03-12 Richard Henderson <rth@redhat.com>
6190 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
6191 internal visibility change.
6193 2002-03-12 Bob Wilson <bob.wilson@acm.org>
6195 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
6196 validize_mem() instead of change_address to avoid clobbering
6199 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
6201 * c-lex.h (position_after_whitespace): Remove.
6203 2002-03-12 Jakub Jelinek <jakub@redhat.com>
6205 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
6206 (lex_string): Use unsigned char pointers.
6208 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
6210 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
6211 is not a valid memory_operand.
6213 2002-03-12 Bob Wilson <bob.wilson@acm.org>
6215 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
6216 * config/xtensa/lib1funcs.asm: Fix copyright to include
6217 special case for libgcc files.
6218 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
6219 (__divsi3): Likewise.
6220 (__umodsi3): Likewise.
6221 (__modsi3): Likewise.
6222 * config/xtensa/lib2funcs.S: Fix copyright to include
6223 special case for libgcc files.
6225 2002-03-12 Tom Rix <trix@redhat.com>
6227 * collect2.c (resolve_lib_name): Move outside of
6228 OBJECT_FORMAT_COFF ifdef.
6229 (ignore_library): Same.
6231 2002-03-12 Bob Wilson <bob.wilson@acm.org>
6233 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
6235 2002-03-12 Bob Wilson <bob.wilson@acm.org>
6237 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
6238 to function_section before writing out the constant pool.
6240 2002-03-12 David Edelsohn <edelsohn@gnu.org>
6242 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
6244 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
6246 2002-03-12 Alan Modra <amodra@bigpond.net.au>
6248 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
6252 (cmpsi splitter): Likewise.
6253 (modsi3): Fail if <= 0.
6254 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
6255 redundant test when HOST_BITS_PER_WIDE_INT != 32.
6256 (reg_or_sub_cint64_operand): Likewise.
6257 (num_insns_constant_wide): Optimize sign extension.
6258 (rs6000_legitimize_address): Likewise.
6260 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
6262 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
6263 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
6265 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
6267 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
6268 address calculation.
6270 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
6272 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
6273 scratch register to DImode / TImode.
6274 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
6275 register used does not overlap the target.
6277 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6279 * Makefile.in (debug.o): Depend on debug.h.
6280 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
6281 * debug.c (do_nothing_debug_hooks): Likewise.
6282 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
6283 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
6284 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
6285 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
6286 * dwarfout.c (dwarf_debug_hooks): Likewise.
6287 * integrate.c (output_inline_function): Likewise.
6288 * objc/objc-act.c (synth_module_prologue): Likewise.
6289 * sdbout.c (sdb_debug_hooks): Likewise.
6290 * toplev.c (debug_hooks): Likewise.
6291 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6293 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6295 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
6296 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
6297 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
6298 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
6299 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
6300 * defaults.h (POINTER_SIZE): Define.
6301 * doc/tm.texi (POINTER_SIZE): Document default.
6303 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6305 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
6307 2002-03-11 Richard Henderson <rth@redhat.com>
6309 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
6310 if rebuild_label_notes_after_reload.
6312 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
6314 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
6315 emit pic register load if "internal" visibility.
6316 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
6317 (cris_expand_builtin_va_arg): Do all computations on trees.
6319 2002-03-11 Richard Henderson <rth@redhat.com>
6321 * rtlanal.c: Include recog.h.
6322 (keep_with_call_p): Fix thinko.
6323 * Makefile.in (rtlanal.o): Update dependencies.
6325 2002-03-11 Chris Meyer <cmeyer@gatan.com>
6327 * genflags.c (gen_insn): Use IS_VSPACE.
6328 * genoutput.c (output_insn_data): Likewise.
6329 (process_template): Likewise.
6331 2002-03-11 Richard Henderson <rth@redhat.com>
6333 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
6335 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
6337 * Makefile.in: Update.
6338 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
6339 Update documentation.
6340 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
6341 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
6343 2002-03-11 Zack Weinberg <zack@codesourcery.com>
6345 * Makefile.in: Give texi2pod its input file as a command line
6346 argument, not on stdin.
6348 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
6349 Daniel Berlin <dan@dberlin.org>
6351 C++ alias analysis improvement.
6352 * alias.c (record_component_aliases): Record aliases for base
6355 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
6357 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
6359 2002-03-11 Douglas B Rupp <rupp@gnat.com>
6361 * toplev.c (vms_fopen): Remove, not needed.
6363 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
6365 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
6367 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
6368 for FP, already done later.
6370 * toplev.c (debug_args): Add entry for VMS_DEBUG.
6371 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
6373 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
6375 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
6376 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
6377 LARGEST_EXPONENT_IS_NORMAL for the given mode.
6378 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
6379 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
6380 (ediv, emul, eldexp, esqrt): Likewise.
6381 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
6382 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
6383 (saturate): New function.
6384 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
6385 (make_nan): Use a saturation value instead of a NaN if
6386 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
6387 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
6388 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
6389 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
6390 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
6391 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
6392 !ROUND_TOWARDS_ZERO.
6393 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
6394 (ROUND_TOWARDS_ZERO): Document.
6396 2002-03-11 Andreas Jaeger <aj@suse.de>
6398 * cfg.c (dump_flow_info): Remove unused variable.
6400 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
6402 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
6403 computations on trees.
6405 2002-03-10 Richard Henderson <rth@redhat.com>
6408 * reload.c (copy_replacements_1): New.
6409 (copy_replacements): Use it to recurse through the rtx.
6411 2002-03-10 Richard Henderson <rth@redhat.com>
6413 * loop.c (strength_reduce): Compute number of iterations as
6414 unsigned HOST_WIDE_INT.
6416 2002-03-10 Richard Henderson <rth@redhat.com>
6418 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
6419 to move away from the end of the block.
6421 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6423 PR preprocessor/5899
6424 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
6426 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6428 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
6430 * attribs.c (decl_attributes): Fix signed/unsigned warning.
6432 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
6434 * config/mmix/mmix.c: Improve comments.
6435 (mmix_target_asm_function_prologue): Drop variable
6436 empty_stack_frame. Don't allocate unused slot above fp.
6437 (mmix_target_asm_function_epilogue): Mirror prologue changes.
6438 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
6439 brace in first column.
6440 (enum reg_class): Ditto.
6441 (FIRST_PARM_OFFSET): Now 0.
6442 (USER_LABEL_PREFIX): Remove #if 0:d definition.
6444 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6446 * combine.c (make_extraction): Fix error in last change.
6448 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6450 * c4x.c (c4x_fp_reglist): Const-ify.
6451 * cris.c (cris_print_operand): Likewise.
6452 * i386.c (ix86_va_arg): Likewise.
6453 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
6454 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
6455 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
6456 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
6457 * mcore.h (regno_reg_class): Likewise.
6458 * mips.c (gen_int_relational): Likewise.
6459 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
6460 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
6461 * pdp11.c (move_costs): Likewise.
6462 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
6463 * s390.c (s390_branch_condition_mnemonic, regclass_map):
6465 * s390.h (regclass_map): Likewise.
6466 * sh.c (shift_amounts): Likewise.
6467 * sh.md (rotlsi3): Likewise.
6469 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
6471 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
6472 (ne0+5): Use new clobber to generate proper shift pattern.
6473 Patch by Michael Matz <matz@kde.org>.
6475 2002-03-09 Andreas Schwab <schwab@suse.de>
6477 * gcc.c (validate_all_switches): Also handle `%W{...}'.
6479 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
6481 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
6483 2002-03-09 Jakub Jelinek <jakub@redhat.com>
6486 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
6487 even for non-representable constants.
6489 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6491 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
6492 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
6493 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
6494 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
6495 (pop_function_context): Compute MAY_SHARE parameter for
6497 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
6498 (gen_mem_addressof): Call fixup_var_refs with new parm.
6500 * combine.c (make_extraction): Don't make extension of CONST_INT.
6502 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
6504 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
6505 in o32 and o64 ABIs.
6506 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
6507 but getting fixed-size structs passed in registers regardless of
6508 padding in o32 and o64 ABIs.
6510 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
6511 offset before loading address of argument passed by transparent
6514 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
6516 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
6518 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
6520 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
6521 marker such that registers after it are saved.
6523 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6525 * sparc.c (arith_4096_operand): Fix error in last change.
6527 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
6529 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
6532 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
6534 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
6537 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
6539 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
6541 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
6543 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
6544 removed; fix return value.
6545 * combine.c (combine_instructions): Dirtify blocks where we failed to
6546 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
6547 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
6549 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6551 * gcse.c (insert_insn_end_bb): Fix typo in last change.
6553 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
6555 * recog.c (peephole2_optimize): Re-distribute EH edges.
6557 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
6559 * expr.c (expand_expr): Use unsave lang hook.
6560 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
6561 (LANG_HOOKS_INITIALIZER): Update.
6562 * langhooks.h (struct lang_hooks): New hook unsave.
6563 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
6564 (unsave_expr_1): Remove unused lang_unsave_expr_now.
6565 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
6566 (unsave_expr_now): Remove.
6567 * tree.h (unsave_expr_now, lang_unsave,
6568 lang_unsave_expr_now): Remove.
6571 2002-03-08 Andreas Jaeger <aj@suse.de>
6573 * flow.c (propagate_block_delete_insn): Remove unused variable.
6575 2002-03-08 Kazu Hirata <kazu@hxi.com>
6577 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
6578 insn length for memory load/store.
6580 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
6582 * doc/install.texi (--with-libiconv-prefix): Document.
6584 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
6586 * doc/sourcebuild.texi: Fix typo.
6588 2002-03-08 Jakub Jelinek <jakub@redhat.com>
6591 * builtins.c (std_expand_builtin_va_arg): Do all computations on
6594 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6596 * rtl.c (copy_most_rtx): Move from here ...
6597 * emit-rtl.c (copy_most_rtx): ... to here.
6599 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
6601 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
6602 SUBTARGET_CPP_SIZE_SPEC.
6603 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
6605 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
6607 2002-03-07 Matt Hiller <hiller@redhat.com>
6609 * gensupport.c (first_dir_md_include): Renamed from include;
6610 change all references.
6611 (last_dir_md_include): Renamed from last_include; change all
6613 (init_md_reader): Unconditionally initialize base_dir whether or
6614 not filename is a relative path.
6616 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
6618 * config/fp-bit.c (_unord_f2): Compile it in even if
6619 US_SOFTWARE_GOFAST is enabled.
6621 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
6622 NULL_RTX. Set all HFmode operations as NULL_RTX.
6623 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
6624 NULL_RTX, try reversing the comparison and the operands.
6626 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
6628 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
6629 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
6632 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
6634 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
6636 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
6638 * basic-block.h (fixup_abnormal_edges): Declare.
6639 * reload1.c (fixup_abnormal_edges): New function.
6640 * reg-stack.c (convert_regs): Use it.
6642 * gcse.c (insert_insn_end_bb): Handle trapping insns.
6644 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
6646 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
6648 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
6649 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
6650 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
6651 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
6652 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
6653 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
6654 unless x and y could be infinite.
6655 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
6656 Check that the common type of both arguments is a real, even for
6657 targets without unordered comparisons. Allow an integer argument
6658 to be compared against a real.
6659 (expand_tree_builtin): Use expand_unordered_cmp.
6660 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
6661 * cse.c (fold_rtx): Likewise. Fix indentation.
6662 * fold-const.c (fold_real_zero_addition_p): New.
6663 (fold): Use it, and the new HONOR_... macros.
6664 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
6665 * jump.c (reversed_comparison_code_parts): After searching for
6666 the true comparison mode, use HONOR_NANS to decide whether it
6667 can be safely reversed.
6668 (reverse_condition_maybe_unordered): Remove IEEE check.
6669 * simplify-rtx.c (simplify_binary_operation): Use the new macros
6670 to decide which simplifications are valid. Allow the following
6671 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
6672 and (a - -b) to (a + b).
6673 (simplify_relational_operation): Use HONOR_NANS.
6674 * doc/tm.texi: Document the MODE_HAS_... macros.
6676 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
6678 * combine.c (simplify_comparison): If simplifying a logical shift
6679 right and compare with constant, force the comparison to unsigned.
6681 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
6683 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
6685 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
6687 (alt_reg_names): Remove % for vrsave.
6689 2002-03-06 Richard Henderson <rth@redhat.com>
6691 PR optimization/5844
6692 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
6693 if used indicates we've already emitted one copy of an operand.
6694 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
6695 (gen_split): Supply a non-null used.
6697 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
6699 * reload1.c (reload): Unshare all rtl after reload is done.
6701 * simplify-rtx.c (simplify_plus_minus): Do not abort,
6702 but simply fail if the expression is too complex to simplify.
6703 (simplify_gen_binary): Handle simplify_plus_minus failures.
6705 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
6707 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
6708 consistently call delete_trivially_dead_insns after CSE and GCSE;
6709 fix DFI_life dumping; do jump threading after liveness; do crossjumping
6710 after liveness2; update comment in last crossjumping.
6711 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
6713 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
6715 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
6716 after completing fast dead code elimination.
6718 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
6721 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
6723 * version.c: Fix misplaced leading blanks on first line.
6725 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
6727 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
6729 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
6731 * cfgcleanup.c (mentions_nonequal_regs): New function.
6732 (thread_jump): Use it.
6733 * toplev.c (rest_of_compilation): Run jump threading after
6736 2002-03-06 Jakub Jelinek <jakub@redhat.com>
6738 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
6741 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
6743 * predict.c (estimate_bb_frequencies): Do not reload the
6744 frequencies from notes.
6746 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
6748 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
6749 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
6751 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
6752 delete_noop_moves): Return indeger.
6753 * flow.c (ndead): New variable.
6754 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
6755 BB argument; update callers.
6756 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
6757 (life_analysis): Do not call purge_all_dead_edges.
6758 (update_life_info): Return number of deleted insns; print statistics.
6759 (update_life_info_in_dirty_blocks): likewise.
6760 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
6761 return number of insns deleted.
6763 * cse.c: Include timevar.h
6764 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
6765 iterate until stabilizes; print statistics; return number of killed
6767 * Makefile.in: (cse.o): Add timevar.h dependency
6768 * rtl.h (delete_trivially_dead_insns): New.
6769 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
6770 * toplev.c (rest_of_compilation): Update callers.
6772 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
6773 (try_optimize_cfg): Do not update liveness.
6774 (cleanup-cfg): Loop until try_optimize_cfg and dead code
6775 removal stabilizes; use delete_trivially_dead_insns.
6777 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
6779 2002-03-05 Zack Weinberg <zack@codesourcery.com>
6781 * cppmain.c (setup_callbacks): Disable #pragma and #ident
6782 callbacks when processing assembly language.
6784 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6786 * pa.h (ASM_FILE_END): Define.
6787 * som.h (ASM_FILE_END): Delete.
6789 * pa.c (function_arg): Don't pass floats in general registers in
6790 indirect calls if TARGET_ELF32.
6792 2002-03-05 Richard Henderson <rth@redhat.com>
6794 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
6796 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
6798 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
6800 2002-03-05 Jakub Jelinek <jakub@redhat.com>
6802 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
6803 -r command line. Don't hide any symbols if not building
6806 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
6808 * cfg.c (dump_flow_info): Warn about profile mismatches.
6809 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
6810 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
6812 2002-03-05 Jakub Jelinek <jakub@redhat.com>
6814 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
6815 wide volatile memory by parts.
6817 2002-03-05 Jakub Jelinek <jakub@redhat.com>
6819 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
6822 2002-03-05 Richard Henderson <rth@redhat.com>
6824 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
6826 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
6828 * toplev.c (documented_lang_options): Document more
6829 language-specific options.
6830 * doc/invoke.texi (Warning Options): Correct documentation for
6831 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
6832 * c-decl.c (c_decode_option): Use a table to handle warning options.
6834 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
6836 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
6837 parameter to mmix_encode_section_info.
6838 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
6839 relocatably. Always produce ELF, not mmo if linking relocatably.
6840 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
6841 first is non-zero, don't add symbol prefix.
6842 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
6843 prototype accordingly.
6845 2002-03-04 Krister Walfridsson <cato@df.lth.se>
6847 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
6849 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
6851 * configure.in: Increase required makeinfo version to 4.1.
6852 * configure: Regenerate.
6854 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
6856 * .cvsignore: Remove *.info* and genrtl*; these files are generated
6859 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
6861 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
6862 * doc/invoke.texi: Fix @math uses.
6864 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
6866 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
6869 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
6871 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
6872 (powerpc-*-eabisimaltivec*): Same.
6874 * config/rs6000/t-ppcendian: New.
6876 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6878 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
6879 nonimmediate_src_operand and nonimmediate_lsrc_operand to
6880 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
6882 2002-03-03 Richard Henderson <rth@redhat.com>
6884 * toplev.c (rest_of_decl_compilation): Revert last two changes.
6886 2002-03-03 Zack Weinberg <zack@codesourcery.com>
6888 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
6889 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
6890 tree.c, config/m68k/m68k.c:
6891 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
6892 REAL_ARITHMETIC blocks unconditional. Delete some further
6893 #ifdef blocks predicated on REAL_ARITHMETIC.
6894 * flags.h, toplev.c: Delete remaining references to
6897 * doc/invoke.texi: Remove documentation of -fpretend-float.
6898 * doc/tm.texi: Describe the various REAL_* macros as provided by
6899 real.h, not by the target configuration files.
6901 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
6902 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
6903 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6904 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
6905 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
6906 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
6907 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
6908 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
6909 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
6910 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
6911 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
6912 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
6913 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
6914 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
6915 config/xtensa/xtensa.h:
6916 Do not define, undefine, or mention in comments any of
6917 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
6918 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
6919 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
6920 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
6921 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
6922 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
6923 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
6924 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
6925 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
6927 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6929 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
6930 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
6931 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
6932 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
6933 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
6934 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
6936 * defaults.h (BITS_PER_WORD): Define.
6937 * doc/tm.texi (BITS_PER_WORD): Document default value.
6939 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
6940 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
6941 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
6943 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6945 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
6946 lieu of explicit sizeof/sizeof.
6947 * i386.c (override_options, ix86_init_mmx_sse_builtins,
6948 ix86_expand_builtin): Likewise.
6949 * mips.c (mips_add_gc_roots): Likewise.
6950 * mmix.c (mmix_output_condition): Likewise.
6951 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
6952 altivec_init_builtins): Likewise.
6953 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
6954 * cppexp.c (Nsuff, parse_number): Likewise.
6955 * cppinit.c (builtin_array_end): Likewise.
6956 * gcc.c (n_default_compilers, process_command): Likewise.
6957 * genpreds.c (output_predicate_decls): Likewise.
6958 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
6959 * lcm.c (N_ENTITIES): Likewise.
6960 * stor-layout.c (set_sizetype): Likewise.
6962 2002-03-03 Richard Henderson <rth@redhat.com>
6964 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
6965 for types or labels.
6967 2002-03-03 Richard Henderson <rth@redhat.com>
6969 * c-decl.c (start_decl): Initialized variables are not common.
6971 2002-03-02 Per Bothner <per@bothner.com>
6973 * gcc.c (option_map): Suport new --bootclasspath option.
6974 --CLASSPATH is now just an alias for --classpath.
6976 2002-03-02 Richard Henderson <rth@redhat.com>
6978 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
6979 load if "internal" visibility.
6980 * doc/extend.texi: Document visibility meanings.
6982 2002-03-02 Richard Henderson <rth@redhat.com>
6984 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
6985 to functions as well.
6987 2002-03-02 Richard Henderson <rth@redhat.com>
6989 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
6990 (handle_visibility_attribute): Don't call assemble_visibility.
6991 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
6992 without asmspec. Invoke assemble_alias when needed.
6993 * varasm.c (maybe_assemble_visibility): New.
6994 (assemble_start_function, assemble_variable, assemble_alias): Use it.
6996 2002-03-02 Richard Henderson <rth@redhat.com>
6998 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
6999 invoke ENCODE_SECTION_INFO with first call flag.
7001 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
7002 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
7003 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
7004 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
7005 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
7006 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
7007 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
7008 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
7009 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
7010 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
7011 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
7012 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
7013 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
7014 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
7015 config/mcore/mcore-protos.h, config/mcore/mcore.c,
7016 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
7017 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
7018 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
7019 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
7020 config/sh/sh.h, config/sparc/sparc.h,
7021 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
7022 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
7023 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
7024 FIRST argument. As needed, examine it and do nothing.
7026 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
7027 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
7028 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
7030 * config/arm/t-pe (pe.o): Add dependencies.
7032 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7034 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
7035 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
7036 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
7037 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
7038 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
7039 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
7040 * defaults.h (BITS_PER_UNIT): Define.
7041 * doc/tm.texi (BITS_PER_UNIT): Document default value.
7043 2002-03-02 Kazu Hirata <kazu@hxi.com>
7045 * config/h8300/h8300-protos.h: Add a prototype for
7046 compute_a_shift_length.
7047 * config/h8300/h8300.c (h8300_asm_insn_count): New.
7048 (compute_a_shift_length): Likewise.
7049 (h8300_adjust_insn_length): Do not adjust insn length of shift
7051 * config/h8300/h8300.md (anonymous shift patterns): Use
7052 compute_a_shift_length.
7054 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7056 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
7059 * emit-rtl.c (offset_address): Call update_temp_slot_address.
7061 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7063 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
7064 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
7065 * flags.h (flag_zero_initialized_in_bss): Declare.
7066 * toplev.c (flag_zero_initialized_in_bss): New flag.
7067 (lang_independent_options): Add flag_zero_initialized_in_bss.
7068 * tree.c (initializer_zerop): New function.
7069 * tree.h (initializer_zerop): Declare.
7070 * varasm.c (assemble_variable): If we can emit bss, put zero
7071 initializers in the bss section.
7073 2002-03-02 Alan Modra <amodra@bigpond.net.au>
7075 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
7076 like more than one symbol per .weak directive.
7078 2002-03-01 Richard Henderson <rth@redhat.com>
7080 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
7081 adjust argument_pointer by pretend_args_size.
7082 (ia64_va_start): Adjust va_start address by -pretend_args_size.
7084 2002-03-01 Kazu Hirata <kazu@hxi.com>
7086 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
7088 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
7090 * toplev.c (rest_of_compilation): Delete dead jumptables before
7092 * flow.c (delete_dead_jumptables): Make global.
7093 * rtl.h (delete_dead_jumptables): Declare.
7095 2002-03-01 David Edelsohn <edelsohn@gnu.org>
7097 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
7098 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
7099 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
7101 2002-03-01 Kazu Hirata <kazu@hxi.com>
7103 * config/h8300/h8300-protos.h: Fix formatting.
7104 * config/h8300/h8300.c: Likewise.
7105 * config/h8300/h8300.h: Likewise.
7107 2002-03-01 Kazu Hirata <kazu@hxi.com>
7109 * config/h8300/h8300.c (print_operand): Support 16-bit
7111 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
7113 2002-02-28 Richard Henderson <rth@redhat.com>
7115 * expmed.c (store_bit_field): Prevent generation of CONCATs;
7116 pun complex values as integers; use gen_lowpart instead of
7118 (extract_bit_field): Likewise.
7120 2002-03-01 Alan Modra <amodra@bigpond.net.au>
7121 David Edelsohn <edelsohn@gnu.org>
7123 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
7124 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
7125 (SUPPORTS_WEAK): Likewise.
7126 * output.h (add_weak): Add tree param.
7127 * varasm.c (add_weak): Likewise. Save decl.
7128 (struct weak_syms): Add decl field.
7129 (mark_weak_decls): New function.
7130 (init_varasm_once): ggc_add_root mark_weak_decls.
7131 (assemble_start_function): Use ASM_WEAKEN_DECL.
7132 (assemble_variable): Likewise.
7133 (assemble_alias): Likewise.
7134 (declare_weak): Pass decl to add_weak.
7135 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
7136 (remove_from_pending_weak_list): Declare and define for
7138 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
7139 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
7140 * defaults.h (SUPPORTS_WEAK): Likewise.
7141 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
7142 .weak for code sym. Do emit .size for descriptor sym.
7143 (ASM_DECLARE_FUNCTION_SIZE): Define.
7144 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
7145 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
7146 .lglobl unless TARGET_XCOFF. Formatting fixes.
7147 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
7149 (HANDLE_PRAGMA_WEAK): Remove.
7150 (ASM_WEAKEN_LABEL): Remove.
7151 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
7153 2002-03-01 Jason Merrill <jason@redhat.com>
7155 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
7156 (TARGET_EXPR_CLEANUP): New macro.
7158 2002-02-28 Steve Ellcey <sje@cup.hp.com>
7160 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
7161 to take ptr_extend into account as third type of extension.
7162 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
7163 fields used by SUBREG_PROMOTED_UNSIGNED_P.
7164 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
7165 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
7166 * calls.c (precompute_arguments): Use new macro.
7167 (expand_call): Ditto.
7168 * combine.c (nonzero_bits): Ditto.
7169 (record_promoted_value): Ditto.
7170 * expr.c (store_expr): Ditto.
7171 (expand_expr): Ditto.
7172 * function.c (assign_parms): Ditto.
7174 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
7176 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
7177 override -shared and -shared-libgcc.
7179 2002-02-28 David O'Brien <obrien@FreeBSD.org>
7181 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
7183 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
7186 2002-02-28 Richard Henderson <rth@redhat.com>
7188 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
7189 4 cycle latency from MM producers.
7190 (ia64_internal_sched_reorder): Likewise with pipeline flush.
7192 2002-02-28 Jakub Jelinek <jakub@redhat.com>
7194 * mklibgcc.in: Don't use GNU make extension.
7196 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
7198 * c-parse.in (STATIC): New terminal.
7199 (scspec): New non-terminal. Update productions accordingly.
7200 (program): Remove bogus ifc / end ifc.
7201 (array_declarator): Simplify production using STATIC.
7203 2002-02-28 Jim Meyering <meyering@lucent.com>
7205 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
7206 \a still means TARGET_BELL.
7208 2002-02-28 Richard Henderson <rth@redhat.com>
7210 * haifa-sched.c (sched_emit_insn): New.
7211 (schedule_block): Use last_scheduled_insn to track last insn.
7212 * sched-int.h (sched_emit_insn): Prototype.
7213 * config/ia64/ia64.c (last_issued): Remove.
7214 (ia64_variable_issue): Don't set it.
7215 (nop_cycles_until): Use sched_emit_insn.
7217 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
7219 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
7222 2002-02-28 Kazu Hirata <kazu@hxi.com>
7224 * config/h8300/h8300.c: Fix formatting.
7225 * config/h8300/h8300.h: Likewise.
7227 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
7229 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
7230 which may overwrite the high byte of the frame pointer.
7232 2002-02-28 Bo Thorsen <bo@suse.de>
7234 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
7235 (STARTFILE_SPEC): Add 64 bit files.
7236 (ENDFILE_SPEC): Likewise.
7238 2002-02-28 Jason Merrill <jason@redhat.com>
7240 * c-decl.c (finish_function): Only warn about missing return
7241 statement with -Wreturn-type.
7243 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
7245 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
7247 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
7248 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
7250 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
7252 * basic-block.h (BB_REACHABLE): Renumber.
7253 (BB_DIRTY, BB_NEW): New flags.
7254 (clear_bb_flags): Declare.
7255 (update_life_info_in_dirty_blocks): Declare.
7256 * cfg.c (clear_bb_flags): New function.
7257 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
7258 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
7259 reorder_insns, emit_insn_after): Mark block as dirty.
7260 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
7261 (update_life_info_in_dirty_blocks): New function.
7262 * recog.c (apply_change_group): Dirtify block.
7264 * cse.c (cse_insn): Reorder emitting of jump insn to keep
7266 * gcse.c (delete_null_pointer_checks): Likewise.
7268 * toplev.c (dump_file_index): Move cse2 after bp,
7270 (dump_file_info): Similary.
7271 (rest_of_compilation): Avoid most of CFG rebuilds;
7272 do first if converision after null pointer checks, do cse2
7273 after branch prediction; avoid full liveness rebuild after
7274 initializing subregs.
7275 * invoke.texi (-d options): Document -du, renumber.
7277 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
7278 (notice_new_block): Do not set BB_UPDATE_LIFE.
7279 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
7280 merge_blocks_move_successor_nojumps, merge_blocks,
7281 try_crossjump_to_edge): Likewise.
7282 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
7283 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
7284 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
7285 (merge_of_block): Do not use life_data_ok.
7286 (find_if_case_1): Do not use SET_UPDATE_LIFE.
7287 (if_convert): Use BB_DIRTY mechanizm to update life.
7288 * lcm.c (optimize_mode_switching): Update
7289 update_life_info_in_dirty_blocks
7291 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
7293 * Makefile.in (integrate.o): Update.
7294 * c-decl.c (copy_lang_decl): Rename.
7295 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
7296 * integrate.c: Include langhooks.h.
7297 (copy_decl_for_inlining): Update to use langhook.
7298 * langhooks-def.h (lhd_do_nothing_t,
7299 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
7300 (LANG_HOOKS_INITIALIZER): Update.
7301 * langhooks.c (lhd_do_nothing_t): New.
7302 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
7303 * tree.h (copy_lang_decl): Remove.
7305 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
7307 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
7309 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
7310 POST_DEC, and POST_MODIFY.
7312 2002-02-27 Zack Weinberg <zack@codesourcery.com>
7314 * c-typeck.c (digest_init): Remove unused parameter; all
7317 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
7319 * expmed.c (expand_shift): Correctly test for low part of a
7322 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
7324 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
7325 insn UIDs with insn addresses.
7327 2002-02-27 Zack Weinberg <zack@codesourcery.com>
7329 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
7330 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
7331 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
7332 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
7333 gcc.c, toplev.c: Delete code implementing -traditional mode.
7335 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
7336 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
7337 Document removal of -traditional mode for compilation, and
7338 remove documentation only relevant to that mode.
7340 * config/nextstep.h, config/ptx4.h, config/svr4.h,
7341 config/convex/convex.h, config/d30v/d30v.h,
7342 config/i386/dgux.h, config/i386/osf1elf.h,
7343 config/i386/osfelf.h, config/i386/osfrose.h,
7344 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
7345 config/m68k/hp310.h, config/m88k/dgux.h,
7346 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
7347 config/m88k/m88k.h, config/m88k/openbsd.h,
7348 config/mips/abi64.h, config/mips/osfrose.h,
7349 config/mips/svr4-5.h, config/mips/svr4-t.h,
7350 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
7351 config/stormy16/stormy16.h: Remove all references to
7352 -traditional from target specs. Delete all mention of the
7353 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
7354 delete a couple of commented-out definitions of
7355 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
7358 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
7359 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
7361 2002-02-27 Zack Weinberg <zack@codesourcery.com>
7363 * mklibgcc.in: Don't use \n in a line subject to
7364 interpretation by echo.
7366 2002-02-27 Graham Stott <grahams@redhat.com>
7368 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
7371 * loop.c (prescan_loop): Handle PARALLEL.
7373 * unroll.c (loop_iterations): Return 0 if the add_val for
7376 * final.c (output_operand_lossage): Constify PFX_STR.
7378 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
7380 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
7382 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
7383 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
7385 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
7387 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
7389 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
7391 * cpplex.c (_cpp_lex_token): Handle directives in macro
7393 * cpplib.c (_cpp_handle_directive): Save and restore state
7394 if parsing macro args when entering a directive.
7395 * cppmacro.c (collect_args): No need to handle directives
7397 (enter_macro_context, replace_args): Use the original macro
7398 definition in case it was redefined whilst collecting arguments.
7402 2002-02-26 David Edelsohn <edelsohn@gnu.org>
7404 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
7405 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
7406 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
7408 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
7409 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
7410 (load_toc_v4_PIC_2): Same.
7412 2002-02-26 Alan Modra <amodra@bigpond.net.au>
7414 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
7416 2002-02-26 Richard Henderson <rth@redhat.com>
7418 * config/alpha/alpha.md (ashldi_se): Re-enable.
7420 2002-02-26 Richard Henderson <rth@redhat.com>
7422 * config/alpha/alpha.c (alpha_encode_section_info): Examine
7423 MODULE_LOCAL_P; improve commentary.
7425 2002-02-26 Zack Weinberg <zack@codesourcery.com>
7427 * doc/cpp.texi: Clarify documentation of relationship between
7430 2002-02-26 Kazu Hirata <kazu@hxi.com>
7432 * config/h8300/h8300-protos.h: Update the prototype for
7433 compute_logical_op_length. Add the prototype for
7434 compute_logical_op_cc.
7435 * config/h8300/h8300.c (compute_logical_op_length): Figure out
7437 (compute_logical_op_cc): New.
7438 * config/h8300/h8300.md: Combine all the logical op patterns
7439 in HImode and SImode. Use compute_logical_op_cc.
7441 2002-02-26 Kelley Cook <kelleycook@comcast.net>
7443 * config/i386/i386.c (print_operand): Don't append ATT-style
7444 length suffixs to x87 opcodes when in Intel mode.
7446 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
7448 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
7449 (init_emit_once): Update calls.
7450 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
7451 (init_syntax_once): Prototype.
7453 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
7455 * pa-linux.h (LIB_SPEC): Update definition.
7456 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
7458 2002-02-26 Richard Henderson <rth@redhat.com>
7460 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
7461 if we emitted a stop bit.
7463 2002-02-26 Jakub Jelinek <jakub@redhat.com>
7465 * configure.in (libgcc_visibility): Substitute.
7466 * configure: Rebuilt.
7467 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
7468 defined symbols .hidden.
7470 2002-02-26 Jakub Jelinek <jakub@redhat.com>
7472 * attribs.c (c_common_attribute_table): Add visibility.
7473 (handle_visibility_attribute): New function.
7474 * varasm.c (assemble_visibility): New function.
7475 * output.h (assemble_visibility): Add prototype.
7476 * tree.h (MODULE_LOCAL_P): Define.
7477 * crtstuff.c (__dso_handle): Use visibility attribute.
7478 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
7479 for MODULE_LOCAL_P symbols too.
7480 * config/ia64/ia64.c (ia64_encode_section_info): Handle
7481 MODULE_LOCAL_P symbols the same way as local symbols.
7482 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
7483 into .sdata/.sbss by the user.
7484 * doc/extend.texi (Function Attributes): Document visibility
7487 2002-02-26 Jakub Jelinek <jakub@redhat.com>
7490 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
7491 STRING_CST initializer spanning the whole variable without
7493 If expand_expr returned MEM, don't use it.
7495 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
7497 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
7498 generate a die for the lexical block.
7500 2002-02-26 Kazu Hirata <kazu@hxi.com>
7502 * config/h8300/h8300-protos.h: Add a prototype for
7503 compute_logical_op_length.
7504 * config/h8300/h8300.c (compute_logical_op_length): New.
7505 * config/h8300/h8300.md (anonymous logical patterns): Use
7506 compute_logical_op_length for length.
7508 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
7510 * dwarf2out.c (modified_type_die): Do not call type_main_variant
7512 (gen_type_die): Same.
7514 * attribs.c (handle_vector_size_attribute): Set debug information.
7516 2002-02-26 Daniel Egger <degger@fhm.edu>
7518 * config/rs6000/rs6000.md: Swap define_insn attributes to
7519 fix incorrect generation of merge high instructions instead
7522 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
7524 * c-typeck.c (really_start_incremental_init): Use
7525 bitsize_zero_node for vectors.
7527 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
7529 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
7530 ("*set_vrsave_internal"): Same.
7532 2002-02-25 Richard Henderson <rth@redhat.com>
7534 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
7535 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
7537 2002-02-25 Jakub Jelinek <jakub@redhat.com>
7540 * config/i386/i386.c (ix86_return_pops_args): Only pop
7541 fake structure return argument if it was passed on the stack.
7543 2002-02-25 Jason Merrill <jason@redhat.com>
7545 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
7548 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
7550 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
7551 link with shared_name only.
7552 * doc/invoke.texi (Link Options): Document new behavior.
7554 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
7556 * c-typeck.c (push_init_level): Handle vectors.
7558 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
7560 * config/sparc/sparc.c (const64_high_operand): Zero-extend
7561 operands of SPARC_SETHI_P.
7562 (input_operand): Likewise.
7563 (sparc_emit_set_const32): Likewise.
7564 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
7565 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
7566 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
7567 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
7568 (movdi_insn_sp64_vis): Likewise.
7569 (movdi split, movdf split): Use SETHI32.
7570 * doc/md.texi: Document SPARC constraints L, M and N.
7572 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
7574 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
7575 ("*set_vrsave_internal"): use mfspr for Darwin.
7577 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
7578 gen_get_vrsave_internal.
7580 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7582 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
7584 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
7586 * cpplex.c (cpp_interpret_charconst): Get signedness or
7587 otherwise of wide character constants correct.
7588 * cppexp.c (lex): Get signedness of wide charconsts correct.
7590 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7592 * optabs.c (widen_operand): Only call convert_modes for
7593 promoted SUBREG if signedness matches.
7594 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
7596 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7598 * cpplib.c (glue_header_name): Use local buffer to build up
7601 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7603 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
7605 2002-02-23 Kazu Hirata <kazu@hxi.com>
7607 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
7608 H8/300[HS] separately.
7609 * config/h8300/h8300.md: Remove the early clobber constraint
7610 from bit field patterns.
7612 2002-02-23 Kazu Hirata <kazu@hxi.com>
7614 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
7616 (mulhisi3): Likewise.
7617 (umulqisi3): Likewise.
7618 (umulhisi3): Likewise.
7620 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7622 * cppinit.c (output_deps): Correct test for stdout output.
7623 (init_dependency_output): Cure warning.
7625 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7627 * expr.c (store_expr): When converting expression to promoted
7628 equivalent type, allow using SUBREG_REG of TARGET as the target
7629 of the expansion of EXP.
7630 * loop.c (basic_induction_var, case SUBREG): Always look inside.
7631 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
7632 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
7633 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
7634 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
7636 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
7638 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
7639 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
7640 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
7642 2002-02-23 Jakub Jelinek <jakub@redhat.com>
7644 PR optimization/5747
7645 * loop.c (scan_loop): Update reg info if move_movables created new
7648 2002-02-23 David Edelsohn <edelsohn@gnu.org>
7650 * gcc.c (init_gcc_spec): Revert last change.
7652 2002-02-23 David Edelsohn <edelsohn@gnu.org>
7654 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
7655 gpc_reg_operand constraint.
7657 2002-02-23 Alan Modra <amodra@bigpond.net.au>
7659 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
7660 Simplify comparison of `low'.
7661 (add_operand): Fix formatting.
7662 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
7663 (mask_operand): Disallow mask to wrap in 64-bit mode.
7664 (rs6000_stack_info): Remove redundant test setting push_p.
7665 (output_toc): Fix formatting.
7666 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
7667 cc_reg_not_cr0_operand constraint.
7668 (booldi3, boolcdi3 splitters): Same.
7670 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
7672 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
7674 2002-02-22 David Edelsohn <edelsohn@gnu.org>
7676 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
7677 gcc invoked with -shared-libgcc.
7679 2002-02-22 Jakub Jelinek <jakub@redhat.com>
7682 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
7683 decl if any of elements was TREE_USED.
7685 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
7687 * config/sparc/sol2.h: Don't include sys/mman.h.
7688 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
7689 (arith_4096_operand): Don't throw high bits away.
7690 (const64_operand): Take sign extension of CONST_INTs into account.
7691 (const64_high_operand, sparc_emit_set_const32): Likewise.
7692 (GEN_HIGHINT64): Likewise.
7693 (sparc_emit_set_const64_quick1): Likewise.
7694 (const64_is_2insns): Likewise.
7695 (print_operand): Use trunc_int_for_mode for sign extension.
7696 * config/sparc/sparc.h (SMALL_INT32): Likewise.
7697 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
7698 chars. Assume CONST_INT is already properly sign-extended.
7699 (movdi split): Sign-extend each SImode part.
7700 (andsi3 split): Don't mask high bits off, so that result
7701 remains properly sign-extend.
7702 (iorsi3 split): Likewise.
7703 (xorsi3 split): Likewise.
7705 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
7707 * fold-const.c (fold): Fix typo in comments.
7709 2002-02-21 Diego Novillo <dnovillo@redhat.com>
7711 * Makefile.in (langhooks.o): Update dependencies.
7713 2002-02-21 Diego Novillo <dnovillo@redhat.com>
7715 * langhooks.c: Include flags.h.
7717 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
7719 * testsuite/gcc.dg/attr-alwaysinline.c: New.
7721 * c-common.c (c_common_post_options): Set inline trees by
7724 * doc/extend.texi (Function Attributes): Document always_inline
7726 Update documentation about inlining when not optimizing.
7728 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
7730 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
7731 unless DECL_ALWAYS_INLINE.
7733 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
7734 unless DECL_ALWAYS_INLINE.
7735 (c_disregard_inline_limits): Disregard if always_inline set.
7737 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7738 Disregard if always_inline set.
7739 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
7740 unless DECL_ALWAYS_INLINE.
7742 * attribs.c (handle_always_inline_attribute): New.
7743 (c_common_attribute_table): Add always_inline.
7745 * config/rs6000/altivec.h: Add prototypes for builtins
7746 requiring the always_inline attribute.
7748 2002-02-21 Eric Christopher <echristo@redhat.com>
7750 * expmed.c (store_bit_field): Try to simplify the subreg
7751 before generating a new one when when the mode size of
7752 value is less than maxmode.
7754 2002-02-21 Richard Henderson <rth@redhat.com>
7756 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
7757 than gen_rtx_PLUS to form the sum.
7758 * explow.c (force_reg): Rearrange to not allocate new pseudo
7759 when force_operand returns a register.
7760 * expr.c (expand_assignment): Allow offset_rtx expansion to
7761 return a sum. Do not force addresses into registers.
7762 (expand_expr): Likewise.
7763 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
7764 to canonicalize arithmetic that didn't simpify.
7765 (simplify_plus_minus): New argument force; update
7766 all callers. Don't split CONST unless we can do something with it,
7767 and wouldn't lose the constness of the operands.
7769 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
7770 that we generated earlier.
7772 2002-02-21 Tom Tromey <tromey@redhat.com>
7774 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7775 (output_line_info): Use constant `1', with a long explanatory
7777 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
7779 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
7781 * jump.c (redirect_jump): If old label has no UID, don't try to
7784 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
7786 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
7787 If input is constant, do shifts at compile time.
7789 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
7791 * doc/extend.texi: Fix some more overfull hboxes.
7793 2002-02-21 Jakub Jelinek <jakub@redhat.com>
7795 PR optimization/4994
7796 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
7799 2002-02-21 Jakub Jelinek <jakub@redhat.com>
7802 * expr.h (expand_and): Add mode argument.
7803 * expmed.c (expand_and): Add mode argument.
7804 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
7805 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
7806 * except.c (expand_builtin_extract_return_addr): Likewise.
7807 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7808 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
7809 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
7810 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
7811 * config/c4x/c4x.md: Use GEN_INT (x) instead of
7812 gen_rtx (CONST_INT, VOIDmode, x).
7814 2002-02-21 Jakub Jelinek <jakub@redhat.com>
7817 * stmt.c (warn_if_unused_value): Move side effects test once more.
7819 2002-02-20 Torbjorn Granlund <tege@swox.com>
7821 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
7822 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
7824 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
7826 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
7827 SUBREG or ZERO_EXTEND.
7829 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
7831 * sh.h (current_function_anonymous_args): Remove.
7832 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
7833 of current_function_varargs and current_function_stdarg is set.
7834 * sh.c (sh_expand_prologue): Check current_function_varargs /
7835 current_function_stdarg / TARGET_SH5 instead of
7836 current_function_anonymous_args.
7838 * sh64.h (TARGET_VERSION): Define.
7840 2002-02-20 David Edelsohn <edelsohn@gnu.org>
7842 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
7843 VRSAVE_REGNO on TARGET_ALTIVEC.
7845 2002-02-20 Alan Modra <amodra@bigpond.net.au>
7847 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
7848 bits of SImode const_int.
7849 (includes_rshift_p): Likewise.
7850 (print_operand): Call mask_operand and mask64_operand with correct
7852 (rs6000_output_function_epilogue): Pad traceback table to word.
7853 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
7854 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
7855 mask64_operand with correct mode.
7856 (FUNCTION_ARG_REGNO_P): Correct parentheses.
7858 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7861 * varasm.c (get_pool_constant_mark): New.
7862 * rtl.h (get_pool_constant_mark): Add prototype.
7863 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
7864 be represented if it has not been output.
7866 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
7868 * combine.c (do_SUBST): Sanity check substitutions of
7869 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
7870 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
7871 CONST_INT into its operand.
7872 (known_cond): Likewise, for ZERO_EXTEND.
7873 * simplify-rtx.c (simplify_unary_operation): Fix condition to
7874 allow for simplification of wide modes. Reject CONST_INTs in
7875 ZERO_EXTEND when their actual mode is not given.
7877 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
7879 * c-decl.c (pushdecl): If no global declaration is found for an
7880 extern declaration in block scope, try a limbo one.
7882 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7885 * c-common.c (pointer_int_sum): Moved from...
7886 * c-typeck.c (pointer_int_sum): ...here.
7887 * c-common.h (pointer_int_sum): Add prototype.
7889 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7892 * c-decl.c (duplicate_decls): Return 0 if issued error about
7895 2002-02-20 Roger Sayle <roger@eyesopen.com>
7896 Jakub Jelinek <jakub@redhat.com>
7899 * tree.c (host_integerp): Ensure that the constant integer is
7900 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
7901 when pos is zero or non-zero respectively. Clarify comment.
7902 * c-format.c (check_format_info_recurse): Fix host_integerp
7903 usage; the pos argument should be zero when assigning to a
7904 signed HOST_WIDE_INT.
7906 2002-02-20 Richard Henderson <rth@redhat.com>
7908 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
7909 of the operand, rather than assuming TImode.
7910 (ix86_expand_binop_builtin): Cope with commutative patterns
7911 using nonimmediate_operand for both operands.
7912 (ix86_expand_timode_binop_builtin): Likewise.
7913 (ix86_expand_store_builtin): Validate operand 1.
7914 (ix86_expand_unop1_builtin): Likewise.
7916 2002-02-20 Philip Blundell <philb@gnu.org>
7919 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
7921 2002-02-20 Richard Henderson <rth@redhat.com>
7924 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
7926 2002-02-20 Tom Tromey <tromey@redhat.com>
7928 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7929 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7930 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7931 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7932 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
7935 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
7937 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
7938 for (const_int 0) in X not just INTVAL.
7940 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
7942 * doc/extend.texi: Avoid or reduce overfull hboxes.
7944 2002-02-20 Diego Novillo <dnovillo@redhat.com>
7946 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
7947 operations if the field does not start at a mode boundary.
7949 2001-02-20 Joel Sherrill <joel@OARcorp.com>
7951 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
7952 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
7953 Also done for -Acpu and -Amachine.
7955 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7957 * cppinit.c (init_dependency_output): Take deps output file
7958 from -o if none given with -MF. Suppress normal output.
7959 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
7960 * doc/cpp.texi, doc/invoke.texi: Update.
7962 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7964 * toplev.c (output_quoted_string): Write unprintable
7965 characters with octal escapes.
7967 2002-02-19 David Edelsohn <edelsohn@gnu.org>
7969 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
7970 really_call_used[VRSAVE_REGNO] if not Altivec.
7972 2002-02-19 Alan Modra <amodra@bigpond.net.au>
7974 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
7976 (constant_pool_expr_1): Fix formatting.
7977 (rs6000_legitimize_reload_address): Likewise.
7979 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7981 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
7982 now that we have one.
7984 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7986 * tree.h (struct tree_common): Remove aux. Add unused_0 at
7987 end of first block of bitfields (which was only seven bits);
7988 rename dummy to unused_1; remove comment which is no longer true.
7990 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7992 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
7994 2002-02-19 Philip Blundell <pb@nexus.co.uk>
7997 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
8001 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
8002 arm_is_longcall_p rather than inspecting call-type cookie
8004 (call_value_insn) [TARGET_THUMB]: Likewise.
8006 2002-02-19 Graham Stott <grahams@redhat.com>
8008 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
8010 2002-02-19 David Edelsohn <edelsohn@gnu.org>
8012 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
8013 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
8014 (FP_SAVE_INLINE): Delete.
8016 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
8017 * config/rs6000/eabi.asm: Remove ABI save restore routines.
8018 * config/rs6000/t-ppccomm: Build crtsavres.o.
8019 * config/rs6000/crtsavres.asm: New file.
8021 2002-02-19 Philip Blundell <philb@gnu.org>
8023 * config/arm/arm.c (use_return_insn): Don't reject interrupt
8025 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
8026 (output_return_instruction): Allow interrupt functions to return with
8027 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
8028 (arm_expand_prologue): Subtract 4 before stacking LR in an
8031 2002-02-19 Philip Blundell <pb@nexus.co.uk>
8033 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
8034 decl, not just FUNCTION_DECL.
8035 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
8036 (arm_assemble_integer): Likewise.
8037 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
8040 2002-02-19 matthew green <mrg@eterna.com.au>
8042 * config.gcc (sparc-*-netbsdelf*): Enable target.
8043 (sparc64-*-netbsd*): New target.
8044 * config/sparc/netbsd-elf.h: New file.
8045 * config/sparc/t-netbsd64: New file.
8047 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
8049 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
8051 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
8053 * doc/invoke.texi: explicitly list the style guidelines that
8054 -Weffc++ checks for.
8056 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
8058 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
8060 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
8063 * gcc.c (cpp_unique_options): Treat -o as indicating object file
8064 only if not -E. If -E, pass -o through to the preprocessor.
8066 2002-02-19 Kazu Hirata <kazu@hxi.com>
8068 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
8069 register number with an appropriate macro.
8071 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
8073 * doc/rtl.texi (Constants): Close @code tag.
8075 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
8077 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
8078 ("mmx_uavgv4hi3"): Same.
8079 ("pmulhrwv4hi3"): Same.
8081 * tree-inline.c (walk_tree): Handle vectors.
8083 * c-common.c (constant_expression_warning): Handle vectors.
8084 (overflow_warning): Same.
8086 * sched-deps.c (sched_analyze_2): Handle vectors.
8088 * rtlanal.c (rtx_unstable_p): Handle vectors.
8089 (rtx_varies_p): Same.
8090 (count_occurrences): Same.
8091 (regs_set_between_p): Same.
8092 (modified_between_p): Same.
8093 (modified_in_p): Same.
8094 (volatile_insn_p): Same.
8095 (volatile_refs_p): Same.
8096 (side_effects_p): Same.
8098 (inequality_comparisons_p): Same.
8099 (replace_regs): Same.
8100 (computed_jump_p_1): Same.
8102 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
8104 (inner_mode_array): New.
8105 (copy_rtx): Handle vectors.
8106 (copy_most_rtx): Same.
8107 (rtx_equal_p): Same.
8108 (get_mode_alignment): Adjust for vectors.
8110 * resource.c (mark_referenced_resources): Handle vectors.
8111 (mark_set_resources): Same.
8113 * reload1.c (eliminate_regs): Handle vectors.
8114 (elimination_effects): Same.
8115 (scan_paradoxical_subregs): Same.
8117 * reload.c (subst_reg_equivs): Handle vectors.
8119 * regrename.c (scan_rtx): Handle vectors.
8121 * regclass.c (reg_scan_mark_refs): Handle vectors.
8123 * recog.c (find_single_use_1): Handle vectors.
8125 * local-alloc.c (equiv_init_varies_p): Handle vectors.
8126 (contains_replace_regs): Same.
8127 (memref_referenced_p): Same.
8129 * integrate.c (copy_rtx_and_substitute): Handle vectors.
8130 (subst_constants): Same.
8132 * genattrtab.c (attr_copy_rtx): Handle vectors.
8133 (encode_units_mask): Same.
8134 (clear_struct_flag): Same.
8135 (count_sub_rtxs): Same.
8137 * gcse.c (want_to_gcse_p): Handle vectors.
8138 (oprs_unchanged_p): Same.
8139 (hash_expr_1): Same.
8140 (oprs_not_set_p): Same.
8141 (expr_killed_p): Same.
8142 (compute_transp): Same.
8143 (store_ops_ok): Same.
8145 * function.c (purge_addressof_1): Do not allow paradoxical subregs
8147 (fixup_var_refs_1): Same.
8148 (instantiate_virtual_regs_1): Same.
8150 * fold-const.c (operand_equal_p): Handle vectors.
8152 (rtl_expr_nonnegative_p): Same.
8154 * flow.c (mark_used_regs): Handle vectors.
8156 * df.c (df_uses_record): Handle vectors.
8158 * cselib.c (cselib_subst_to_values): Handle vectors.
8159 (cselib_mem_conflict_p): Same.
8162 * cse.c (canon_reg): Handle vectors.
8164 (cse_process_notes): Same.
8165 (count_reg_usage): Same.
8168 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
8170 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
8172 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
8173 (gen_rtx): Handle CONST_VECTOR.
8174 (gen_const_vector_0): New.
8175 (copy_rtx_if_shared): CONST_VECTORs can be shared.
8176 (reset_used_flags): Same.
8177 (copy_insn_1): Same.
8178 (initializer_constant_valid_p): Handle VECTOR_CST.
8180 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
8182 * doc/rtl.texi (Constants): Document const_vector.
8183 (CONST0_RTX): Update for vectors.
8184 (RTL sharing): Same.
8186 * print-tree.c (print_node): Add case for VECTOR_CST.
8188 * tree.h (TREE_VECTOR_CST_ELTS): New.
8189 (struct tree_vector): New.
8190 (union tree_node): Add vector node.
8191 (build_vector): Add prototype.
8193 * tree.def (VECTOR_CST): New.
8195 * tree.c (build_vector): New.
8197 * expmed.c (make_tree): Handle CONST_VECTOR.
8199 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
8200 (CONST_VECTOR_ELT): New.
8201 (CONST_VECTOR_NUNITS): New.
8203 * machmode.h (GET_MODE_INNER): New.
8204 (DEF_MACHMODE): Accept 8th arg.
8206 * machmode.def: Add 8th argument for vector inner mode.
8207 Add inner vector modes for vectors.
8209 * rtl.def (VEC_CONST): Remove.
8210 (CONST_VECTOR): New.
8212 * expr.c (clear_storage): Allow vectors.
8213 (is_zeros_p): Handle VECTOR_CST.
8215 * varasm.c (output_constant_pool): Handle vectors.
8216 (rtx_const): Add veclo and vechi fields.
8217 (kind): Add RTX_VECTOR.
8218 (decode_rtx_const): Add case for vector.
8220 * config/rs6000/rs6000-protos.h: Add zero_constant.
8222 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
8223 constants. Force easy vector constants into memory.
8224 (easy_vector_constant): New.
8225 (emit_easy_vector_constant): New.
8226 (rs6000_legitimize_reload_address): Do not generate bad reloads on
8229 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
8231 ("altivec_lvxl"): Same.
8232 (altivec_lvebx): Same.
8233 (altivec_lvehx): Same.
8234 (altivec_lvewx): Same.
8235 ("*movv4si_const0"): New.
8236 ("*movv4sf_const0"): New.
8237 ("*movv8hi_const0"): New.
8238 ("*movv16qi_const0"): New.
8240 2002-02-18 Kazu Hirata <kazu@hxi.com>
8242 * config/h8300/h8300.c (notice_update_cc): Use
8245 2002-02-18 Kazu Hirata <kazu@hxi.com>
8247 * config/h8300/h8300.md (divmod patterns): Change the
8248 constraints for operands[1] to register_operand.
8250 2002-02-18 Kazu Hirata <kazu@hxi.com>
8252 * config/h8300/h8300-protos.h: Remove the prototype for
8254 * config/h8300/h8300.c (p_operand): Remove.
8255 * config/h8300/h8300.md: Replace p_operand with
8258 2002-02-18 Philip Blundell <pb@nexus.co.uk>
8260 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
8262 (output_return_instruction): Allow use of LDR to unstack
8263 return addresss even for interrupt handlers or when
8264 interworking. If compiling for ARMv5, use interworking-safe
8265 return instructions by default. Remove duplicated code and
8266 lengthy "strcat" sequences.
8268 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8270 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
8271 (LINK_EH_SPEC): Define.
8272 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
8274 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
8276 * config/s390/s390.c (s390_emit_prologue): Do not set the
8277 frame_related flag for call-clobbered registers.
8279 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
8281 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
8282 (construct_container): Fix handling of SSE operands.
8283 (ix86_expand_builtin): Fix handling of 64bit pointers.
8284 (mmx_maskmovq_rex): New pattern.
8286 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
8288 * regrename.c (kill_set_value): Handle subregs properly.
8290 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
8292 * objc/objc-act.c (handle_impent): Remove leading '*'
8293 from objc_class_name.
8295 2002-02-17 Richard Henderson <rth@redhat.com>
8297 * config/alpha/alpha.c (some_small_symbolic_operand,
8298 some_small_symbolic_operand_1, split_small_symbolic_operand,
8299 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
8300 Handle small SYMBOL_REFs anywhere, not just inside memories.
8301 * config/alpha/alpha-protos.h: Update.
8302 * config/alpha/alpha.h (PREDICATE_CODES): Update.
8303 * config/alpha/alpha.md (small symbolic operand splitter): Update.
8305 2002-02-17 Roland McGrath <roland@frob.com>
8307 * config.gcc (powerpc-*-gnu-gnualtivec*,
8308 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
8309 * config/rs6000/gnu.h: New file.
8310 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
8311 Grok "gnu" in rs6000_abi_name.
8312 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
8313 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
8314 Grok -mcall-gnu analogous to -mcall-linux et al.
8315 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
8316 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
8317 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
8319 2002-02-17 Jakub Jelinek <jakub@redhat.com>
8322 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
8325 2002-02-17 Philipp Thomas <pthomas@suse.de>
8327 * config/cris/cris.h: Undefine STARTFILE_SPEC and
8328 ENDFILE_SPEC before (re)defining them.
8330 2002-02-17 Kazu Hirata <kazu@hxi.com>
8332 * config/h8300/h8300.c: Fix formatting.
8333 * config/h8300/h8300.h: Likewise.
8335 2002-02-17 Philipp Thomas <pthomas@suse.de>
8337 * doc/tm.texi: Explain why empty strings should not be
8338 marked for translation.
8340 2002-02-17 Philipp Thomas <pthomas@suse.de>
8342 * final.c (output_operand_lossage): Changed to accept
8343 printf style arguments. Change calls where necessary.
8344 * output.h (output_operand_lossage): Change declaration
8345 accordingly. Update copyright.
8346 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
8347 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
8348 Update copyright date where necessary.
8350 * config/i386/i386.c (print_operand): Likewise. Remove use of
8353 * config/cris/cris.c (cris_operand_lossage): Likewise.
8354 Rename parameter so that exgettext recognizes it as
8355 translatable message.
8356 (LOSE_AND_RETURN): Rename parameter to msgid.
8358 2002-02-17 Kazu Hirata <kazu@hxi.com>
8360 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
8361 hard coded register number with an appropriate macro.
8362 (HARD_REGNO_MODE_OK): Likewise.
8363 (ARG_POINTER_REGNUM): Likewise.
8364 (STATIC_CHAIN_REGNUM): Likewise.
8365 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
8366 * config/h8300/h8300.md (define_constants): Define more
8369 2002-02-17 Philipp Thomas <pthomas@suse.de>
8371 * config/i386/i386.h: Don't mark empty strings for translation.
8373 2002-02-16 H.J. Lu <hjl@gnu.org>
8375 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
8377 2002-02-16 Zack Weinberg <zack@codesourcery.com>
8379 * cppinit.c (merge_include_chains): Check for brack being
8380 NULL before attempting to merge it with qtail.
8382 2002-02-16 Andrew Cagney <ac131313@redhat.com>
8384 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
8387 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8389 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
8391 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8393 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
8394 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
8395 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
8397 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8399 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
8400 now only if !TARGET_FIX.
8401 (*movsi_nt_vms_fix): New pattern.
8403 2002-02-16 Douglas B Rupp <rupp@gnat.com>
8405 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
8406 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
8407 (alpha_sa_mask, alpha_sa_size): Reflect above change.
8408 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
8409 (alpha_start_function, alpha_expand_epilogue): Likewise.
8410 (unicosmk_gen_dsib): Likewise.
8412 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8414 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
8416 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
8418 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
8419 check_and_change_labels, s390_final_chunkify): Delete.
8420 (s390_split_branches, s390_chunkify_pool): New functions.
8421 (s390_function_prologue): Call them.
8423 * config/s390/s390.h (S390_REL_MAX): Delete.
8424 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
8426 * config/s390/s390.md (cjump, icjump, jump): Fix length
8427 attribute calculation.
8430 2002-02-15 David Edelsohn <edelsohn@gnu.org>
8432 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
8433 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
8435 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
8437 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
8438 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
8439 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
8441 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
8443 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
8445 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
8447 * reload.c (find_dummy_reload): Check that an output register
8448 is valid for its mode.
8450 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
8452 * combine.c (known_cond): After replacing the REG of a SUBREG, try
8455 * function.c (assign_parms): Demote promoted argument passed by
8456 transparent reference.
8458 2001-02-14 Joel Sherrill <joel@OARcorp.com>
8460 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
8461 -Acpu() and -Amachine() to eliminate warnings.
8463 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
8465 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
8467 2002-02-14 Kazu Hirata <kazu@hxi.com>
8469 * config/h8300/h8300-protos.h: Update the prototype for
8471 * config/h8300/h8300.c (const_costs): Treat SET as a little
8472 more expensive operation.
8473 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
8474 reference to const_costs.
8476 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
8478 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
8480 2002-02-14 Jakub Jelinek <jakub@redhat.com>
8483 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
8484 use arguments from newtype.
8486 2002-02-13 Eric Christopher <echristo@redhat.com>
8488 * config/mips/mips.c (override_options): Add check for march/mipsX
8489 on the same command line. Fix error message in cpu processing.
8490 Remove architecture and ISA checks.
8492 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
8494 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
8496 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
8498 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
8500 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
8502 ("*movv8hi_internal1"): Same.
8503 ("*movv16qi_internal1"): Same.
8504 ("*movv4sf_internal1"): Same.
8506 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
8507 not push_reload for altivec modes.
8509 2002-02-13 Joel Sherrill <joel@OARcorp.com>
8511 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
8512 all RTEMS targets including removal of #includes from config/*/rtems*.h
8513 file and adding them to tm_file setting. Added xm_defines=POSIX to
8515 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
8516 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
8517 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
8518 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
8519 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
8520 config/m68k/rtemself.h: Ditto.
8521 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
8522 config/mips/rtems64.h: Ditto.
8523 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
8524 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
8526 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
8527 config/sparc/rtemself.h: Ditto.
8528 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
8529 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
8530 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
8532 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
8533 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
8534 target made more similar to i386-elf.
8535 * config/i386/t-rtems-i386: Added soft float support and multilibs.
8536 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
8537 be similar to config/m68k/t-m68kelf.
8538 * gthr-rtems.h: Encapsulate with extern "C" for C++.
8540 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
8542 * regmove.c (kill_value): Handle subregs.
8544 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
8546 * i386.md (mul patterns): Allow memory operand to be first;
8547 add expanders where needed; fix constraints.
8548 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
8549 Allow memory operand to be the first.
8551 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
8554 2002-02-13 Jakub Jelinek <jakub@redhat.com>
8557 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
8560 2002-02-13 Jakub Jelinek <jakub@redhat.com>
8562 PR optimization/5547:
8563 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
8564 all valid IA-32 address modes involving non-scaled %ebx and
8565 GOT/GOTOFF as displacement.
8567 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
8569 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
8570 after emitting ltorg insns.
8572 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
8573 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
8574 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
8575 *abssf2): Fix "op_type" attribute.
8577 2002-02-13 Douglas B Rupp <rupp@gnat.com>
8579 * mkconfig.sh: Avoid using a subshell redirect.
8580 ($output.T): Change to $(output)T.
8581 (ENABLE_NLS): Remove unneeded undef.
8583 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
8584 * config/alpha/x-vms (libsubdir): Define.
8586 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
8587 register frame procedures. Optimize retrieving context.
8589 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
8590 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
8591 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
8593 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8595 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
8596 Make same change as for find_base_value.
8598 2002-02-13 Kazu Hirata <kazu@hxi.com>
8600 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
8601 of QImode and SImode.
8603 2002-02-13 Kazu Hirata <kazu@hxi.com>
8605 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
8606 length computation of movsi.
8607 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
8609 2002-02-13 Kazu Hirata <kazu@hxi.com>
8611 * config/h8300/h8300.md (subqi3): Tighten the predicate for
8612 operands[2] to register_operand.
8614 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
8616 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
8618 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
8620 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
8621 for altivec_lvx* and altivec_stvx*.
8622 ("*movv4si_internal"): Add constraint for loading from GPRs.
8623 ("*movv8hi_internal1"): Same.
8624 ("*movv16qi_internal1"): Same.
8625 ("*movv4sf_internal1"): Same.
8627 * config/rs6000/rs6000.c (altivec_register_operand): New.
8629 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
8630 altivec_register_operand.
8632 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
8634 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
8637 2002-02-13 Stan Shebs <shebs@apple.com>
8639 * c-typeck.c (digest_init): Handle vectors.
8640 (really_start_incremental_init): Same.
8641 (pop_init_level): Same.
8642 (process_init_element): Same.
8644 * varasm.c (output_constant): Same.
8646 * expr.c (clear_storage): Same.
8647 (store_constructor): Same.
8649 2002-02-12 Eric Christopher <echristo@redhat.com>
8651 * explow.c (hard_function_value): Add comment explaining
8652 signed/unsigned comparison.
8654 2002-02-12 Jakub Jelinek <jakub@redhat.com>
8656 * jump.c (never_reached_warning): Add finish argument.
8657 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
8658 real insn after end.
8659 * rtl.h (never_reached_warning): Adjust prototype.
8660 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
8661 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
8662 never_reached_warning.
8664 2002-02-12 Graham Stott <grahams@redhat.com>
8666 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
8668 2002-02-12 Kazu Hirata <kazu@hxi.com>
8670 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
8671 logical shifts on H8/300.
8672 (shift_alg_si): Improve several shifts on H8/300.
8673 (get_shift_alg): Likewise.
8675 2002-02-12 Graham Stott <grahams@redhat.com>
8677 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
8679 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8681 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
8682 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
8684 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
8686 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
8687 non-CONST_INT through default_assemble_integer.
8688 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
8689 <case 8>: Abort for CONST_DOUBLE.
8691 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8693 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
8695 * config/pa/pa-linux.h (LIB_SPEC): Delete.
8696 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
8698 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
8700 * config/stormy16/stormy16.md (zero_extendqihi2): New.
8702 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
8704 * regrename.c (regrename_optimize): Don't accept a
8705 part-clobbered register if the replaced register is not part
8708 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
8709 take padding into account when computing the argument value.
8711 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
8713 * combine.c (try_combine): Apply substitutions in
8714 CALL_INSN_FUNCTION_USAGE too.
8716 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
8718 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
8719 __builtin_altivec_abs*.
8722 * config/rs6000/rs6000.h (rs6000_builtins): Add
8723 ALTIVEC_BUILTIN_ABS*.
8725 * config/rs6000/altivec.h: Use const char for builtins expecting
8727 (vec_abs): New versions for C and C++.
8730 2002-02-10 Kazu Hirata <kazu@hxi.com>
8732 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
8735 2002-02-10 Kazu Hirata <kazu@hxi.com>
8737 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
8738 constant definition from h8300.md.
8739 (FRAME_POINTER_REGNUM): Likewise.
8740 * config/h8300/h8300.md (define_constants): Add FP_REG.
8742 2002-02-10 Kazu Hirata <kazu@hxi.com>
8744 * config/h8300/h8300.c (print_operand): Remove redundant code.
8746 2002-02-10 Kazu Hirata <kazu@hxi.com>
8748 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
8749 * config/h8300/h8300.c (byte_reg): Make it static.
8751 2002-02-10 Richard Henderson <rth@redhat.com>
8754 * c-typeck.c (incomplete_type_error): Handle flexible array members.
8756 2002-02-10 Richard Henderson <rth@redhat.com>
8759 * tree.c (append_random_chars): Don't abort if main_input_filename
8762 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
8764 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
8766 2002-02-10 Kazu Hirata <kazu@hxi.com>
8768 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
8769 (pushhi1): Likewise.
8771 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
8773 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
8774 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
8776 2002-02-09 David O'Brien <obrien@FreeBSD.org>
8778 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
8780 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
8782 2002-02-09 Kazu Hirata <kazu@hxi.com>
8784 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
8785 a half of an SImode register on H8/300.
8787 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
8789 * i386.md (movdi_2): Add missing '!'.
8791 2002-02-09 Kazu Hirata <kazu@hxi.com>
8793 * config/h8300/h8300.h: Fix formatting. Remove commented-out
8796 2002-02-09 Kazu Hirata <kazu@hxi.com>
8798 * config/h8300/h8300.md (length): Correct the distance valid
8799 for the short branch.
8801 2002-02-09 Kazu Hirata <kazu@hxi.com>
8803 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
8805 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
8807 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
8808 registers in SImode.
8809 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
8812 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
8815 Contribute sh64-elf.
8816 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
8817 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
8818 (sh_cannot_modify_jumps_p): New function.
8819 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
8820 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
8821 (sh_ms_bitfield_layout_p): New function.
8822 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
8823 Zack Weinberg <zack@codesourcery.com>
8824 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
8825 expand_simple_binop instead of expand_binop.
8826 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
8827 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
8828 use of .quad and .uaquad.
8829 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
8830 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
8831 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8832 * config/sh/sh.md (movdi_const, movdi_const_32bit,
8833 movdi_const_16bit): Make sure all CONSTs have modes.
8834 (sym2PIC): Ditto, but by adjusting all callers.
8835 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
8836 if the prologue calls the SHmedia argument decoder or register
8838 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8839 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
8840 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
8841 (sh_expand_epilogue): Don't emit USE of return target register.
8842 (prepare_move_operands): Legitimize DImode PIC addresses.
8843 (sh_media_register_for_return): Skip tr0, used to initialize the
8845 (sh_expand_prologue): Remove explicit USE of return register.
8846 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
8847 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
8848 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
8849 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
8850 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
8852 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
8853 (MOVI_SHORI_BASE_OPERAND_P): New.
8854 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
8855 (EXTRA_CONSTRAINT_T): Define in terms of them.
8856 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
8857 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
8858 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
8859 alternatives supporting TARGET_REGS.
8860 (UNSPEC_GOTPLT): New constant.
8861 (movdi split): Move incrementing of LABEL_NUSES...
8862 (movdi_const, movdi_const_32bit): Here. Use
8863 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
8864 (movdi_const_16bit): New.
8865 (call, call_value) [flag_pic]: Use GOTPLT.
8866 (call_pop, call_value_pop): New expands.
8867 (call_pop_compact, call_pop_rettramp): New insns.
8868 (call_value_pop_compact, call_value_pop_rettramp): New insns.
8869 (sibcall) [flag_pic]: Use GOT.
8870 (builtint_setjmp_receiver): Remove bogus, unused expand.
8871 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
8872 (*pt, *ptb, ptrel): New insns.
8873 (sym2GOT): Handle DImode GOT.
8874 (sym2GOTPLT, symGOTPLT2reg): New expands.
8875 (sym2PIC): New expand.
8876 (shcompact_return_tramp): Use GOTPLT to return trampoline.
8877 (shcompact_return_tramp_i): Use return register explicitly.
8878 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
8879 disable flag_reorder_blocks.
8880 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
8881 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
8882 clobbers, for clarity.
8883 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
8884 restoring of r0 in macl as MAYBE_DEAD.
8885 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
8886 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
8887 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
8888 alter_subreg all over.
8889 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
8890 reload, instead of emitting instructions that would require
8892 (casesi_load_media): Add missing modes.
8893 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
8894 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
8895 as used if the argument decoder is called.
8896 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8897 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
8898 Pmode, then extend it to DImode if necessary.
8899 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8900 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
8901 constants in FPU-enabled SHmedia, let them be loaded from memory.
8902 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8903 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
8904 Adjust whitespace in assembly output templates.
8905 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8906 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
8907 mode of if_then_else.
8908 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
8909 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
8911 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
8912 Joern Rennecke <amylaar@redhat.com>
8913 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
8914 (SUBTARGET_CPP_PTR_SPEC): New.
8915 (SUBTARGET_CPP_SPEC): Remove.
8916 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8917 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8918 Fix typo in previous checkin.
8919 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
8920 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
8921 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
8922 Alexandre Oliva <aoliva@redhat.com>
8923 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
8924 what single FP register can hold for SHmedia target.
8925 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8926 Alexandre Oliva <aoliva@redhat.com>
8927 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8928 Do not split into SUBREG.
8929 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
8930 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
8931 and added new functions as specified in SH5 ABI r9.
8932 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
8933 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
8935 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
8936 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
8937 gen_consttable_4 and gen_consttable_8. Emit multiple labels
8938 and consttable_window_ends.
8939 2001-06-03 Graham Stott <grahams@redhat,com>
8940 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
8941 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
8942 * config/sh/sh.c (print_operand): Handle floating-point pair,
8943 vector and matrix registers.
8944 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
8945 vector modes into account.
8946 * config/sh/sh.md (movv2sf): Split move between registers into
8948 (movv4sf, movv16sf): Introduce insns that get split only after
8950 * config/sh/shmedia.h: Fix Copyright dates.
8951 * config/sh/ushmedia.h: Likewise. Move loop counter
8952 declarations into conditionals that uses them.
8953 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
8955 * config/sh/sshmedia.h: Fix Copyright dates.
8956 (sh_media_PUTCFG): Fix constraints.
8957 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
8958 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
8959 ptrmemfunc_vbit_in_delta for SH5.
8960 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
8961 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
8962 * invoke.texi: Likewise.
8963 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
8964 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
8965 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
8966 GCC_pop_shmedia_regs_nofpu): New global symbols.
8967 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
8968 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
8969 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
8970 compact function with nonlocal labels.
8971 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
8972 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
8973 (initial_elimination_offset): Account for their stack space.
8974 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
8975 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
8976 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
8977 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
8978 least one of the operands to be a register.
8979 (movv2sf): Likewise. Renamed to movv2sf_i.
8980 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
8981 prepare_move_operands() before emitting SHmedia insns.
8982 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
8983 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
8984 Don't save nor initialize r12. Don't mis-align the stack.
8985 Pad the code with a nop.
8986 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
8988 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
8989 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
8990 [__SHMEDIA__]: Implement.
8991 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
8992 * config/sh/sh.md: Set latency of `pt' closer to reality.
8993 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
8994 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
8995 Set move, load and store type attributes.
8996 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
8997 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
8999 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
9000 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
9001 * config/sh/sh.c (sh_media_register_for_return): New function.
9002 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
9003 branch-target register.
9004 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
9005 * config/sh/sh.md (return_media_i): Use any call-clobbered
9006 branch-target register.
9007 (return_media): If r18 wasn't copied in the prologue, copy it
9009 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
9010 Clear class FP0_REGS.
9011 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
9013 2001-03-08 DJ Delorie <dj@redhat.com>
9014 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
9015 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
9016 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
9017 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9018 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
9019 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
9020 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
9021 return value correctly for call_cookie.
9022 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
9023 * config/sh/crt1.asm (start): Modified so as to call
9024 ___setup_argv_and_call_main.
9025 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
9026 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
9028 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
9029 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
9030 (STRIP_NAME_ENCODING): Use it.
9031 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
9032 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
9033 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
9034 prepare_scc_operands().
9035 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
9036 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
9037 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
9038 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
9039 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
9040 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
9041 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
9042 used in shcompact_incoming_args.
9043 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
9045 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
9047 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
9049 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
9050 Simplify. Adjust. Add sanity check.
9051 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
9053 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
9055 (udivsi3, divsi3): Use them.
9056 (force_mode_for_call): New insn.
9057 (call, call_value, sibcall_value): Emit it before SHcompact
9059 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
9060 * config/sh/sh.md (call, call_value, sibcall): Make sure the
9061 call cookie is non-NULL before taking its value.
9062 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
9063 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
9064 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
9065 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
9067 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
9068 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
9069 temporary for stack adjusts. Use MACL and MACH to pass
9070 arguments to shcompact_incoming_args.
9071 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
9073 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
9074 (nested_trampoline): Load static chain address into r1.
9075 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
9076 2001-01-07 Alexandre Oliva <aoliva@redhat.com
9077 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
9078 fp_arith_reg_operand().
9079 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
9080 * config/sh/sh.md (casesi): Sign-extend the first two operands,
9081 and use signed compares for them.
9082 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
9083 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
9084 ones properly aligned.
9085 (find_barrier): Account for extra alignment needed for 8-byte wide
9087 (machine_dependent_reorg): Require a label for the second 4-byte
9088 constant after an 8-byte one.
9089 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
9091 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
9092 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
9093 last_float when switching float modes.
9094 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
9095 auto-increment for general-purpose registers.
9096 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
9098 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
9100 * config/sh/sh.c (sh_builtin_saveregs): Support using all
9101 registers for varargs.
9102 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
9103 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
9104 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
9105 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
9106 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
9107 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
9108 call_cookie accordingly.
9109 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
9110 (SHCOMPACT_BYREF): Likewise.
9111 (SHCOMPACT_FORCE_ON_STACK): New macro.
9112 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
9113 (sh_builtin_saveregs): Likewise.
9114 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
9115 shcompact_incoming_args): Use new shift values. Support
9116 sequences of consecutive and non-consecutive pushes/pops.
9117 * config/sh/sh.md (return): Don't explicitly use PR_REG.
9118 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
9119 * config/sh/sh.h (TEXT_SECTION): Define.
9120 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
9121 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
9122 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
9123 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
9124 return values on FPU-enabled SHmedia.
9125 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
9126 FPU-enabled SHmedia.
9127 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
9128 value is returned in a non-FP reg and is not returned by
9130 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
9132 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
9133 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
9134 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
9135 quad-aligned to be passed by callee-copy reference.
9136 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
9137 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
9138 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
9139 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
9140 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
9141 copying low-numbered FP regs to r7 and r8.
9142 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
9143 FP regs to general-purpose regs only if the copy was passed on the
9145 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
9146 copying FP reg to r9.
9147 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
9148 copy FP regs to general-purpose regs only in outgoing calls.
9149 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
9150 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
9152 * config/sh/sh.h (struct sh_args): Document all fields.
9153 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
9154 passed partially on the stack should not consider making
9156 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
9157 stack_regs only for incoming calls. When passing FP args,
9158 make sure there are FP regs available before modifying
9160 (SHCOMPACT_BYREF): Pass double args in general-purpose
9161 registers by reference.
9162 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
9163 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
9164 attempt to generate sibcalls if the caller got any arguments
9166 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
9167 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
9168 to 8-byte boundaries.
9169 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
9170 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
9171 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
9172 stored in the stack.
9173 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
9174 for the offsets to have the ISA bit set.
9175 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
9176 invocation. Use beq instead of bgt to mark end of sequence of
9178 (shcompact_incoming_args): Fix store of r2. Use beq instead of
9179 bgt to mark end of sequence of stores.
9180 * config/sh/sh.c (arith_operand): Don't check whether
9181 CONST_OK_FOR_J for now.
9182 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
9183 instead of long for conversion.
9184 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
9185 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
9186 before passing it to fprintf.
9187 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
9188 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
9189 Call set_fpscr before reading/writing SR.
9190 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
9192 * config/sh/lib1funcs.asm: Add `.align 2' directives before
9194 (FMOVD_WORKS): Define on SH5 with FPU.
9195 (set_fpscr): Define on SH5. Remove separate _fpscr_values
9197 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
9199 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
9200 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
9202 (ia_main_table): Ditto.
9203 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
9204 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
9205 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
9206 the definitions from sh.h.
9207 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
9209 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
9210 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
9211 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
9212 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
9213 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
9214 Increment LABEL_NUSES.
9216 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
9218 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
9220 * config/sh/elf.h (SIZE_TYPE): Likewise.
9221 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
9222 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
9223 shcompact_incoming_args): Load switch table addresses using
9225 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
9226 (NO_BUILTIN_SIZE_TYPE): Define.
9227 (SIZE_TYPE): Don't define.
9228 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
9229 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
9230 definition of __SH5__=32 for -m5-compact-nofpu.
9231 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
9233 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
9234 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
9235 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
9236 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
9237 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
9238 (INSN_LENGTH_ALIGNMENT): Likewise.
9239 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
9240 * config/sh/sh.md (call, call_value, sibcall): Simplify
9241 copying of non-branch-target register.
9242 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
9243 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
9244 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
9245 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
9246 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
9247 floating-point values as structs.
9248 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
9249 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
9250 general-purpose register.
9251 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
9252 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
9253 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
9254 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
9255 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
9256 (ENCODE_SECTION_INFO): Enclose variables and constants in
9258 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
9259 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
9260 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
9261 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
9262 only for LABEL_REFs. For SYMBOL_REFs, prepend
9263 SH_DATALABEL_ENCODING to the symbol name.
9264 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
9266 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
9267 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
9269 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
9270 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
9271 (DATALABEL_REF_P): Don't require CONST.
9272 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
9274 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
9275 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
9277 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
9278 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
9279 Use shallow_copy_rtx and PUT_MODE to change the mode of
9280 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
9281 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
9282 on SHmedia using GENERAL_REGs.
9283 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
9284 bltu_media_i): Fix reversion of conditions.
9285 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
9286 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
9287 * config/sh/sh.c (output_far_jump): Save r13 in macl.
9288 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
9289 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
9290 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
9291 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
9292 (GCC_nested_trampoline): Likewise.
9293 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
9294 * config/sh/sh.c (gen_datalabel_ref): Define.
9295 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
9296 (INITIALIZE_TRAMPOLINE): Likewise.
9297 (TRAMPOLINE_ADJUST_ADDRESS): Define.
9298 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
9299 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
9300 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
9301 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
9302 (ic_invalidate): Adjust for SH5.
9303 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
9304 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
9306 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
9307 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
9308 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
9309 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
9310 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
9311 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
9312 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
9313 * config/sh/sh.c (target_reg_operand): Match only target-branch
9314 registers and pseudos that aren't virtual registers.
9315 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
9316 Copy operands that don't match target_reg_operand to pseudos.
9317 (call_media, call_value_media, sibcall_media): Use
9318 target_reg_operand instead of target_operand.
9319 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
9320 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
9321 * config/sh/sh.c (target_reg_operand): Match hardware registers
9322 other than branch-target registers.
9323 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
9324 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
9325 (fpscr_values) [SH5 == 32]: Define.
9326 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
9327 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
9328 Handle function addresses coming in SUBREGs.
9329 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
9330 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
9331 shcompact_return_trampoline): Use datalabel where appropriate.
9332 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
9333 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
9334 general-purpose register to copy one branch-target register to
9336 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
9337 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
9338 SYMBOL_REFs with VOIDmode.
9339 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
9340 bltu_media_i): New insns.
9341 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
9342 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
9343 (INIT_CUMULATIVE_ARGS): Likewise.
9344 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
9345 * machmode.def (V16SFmode): New mode.
9346 * c-common.c (type_for_mode): Support V2SF and V16SF.
9347 * tree.c (build_common_tree_nodes_2): Likewise.
9348 * tree.h (tree_index): Likewise.
9349 * calls.c (emit_call_1): Take args_so_far. Adjust all
9350 callers. Introduce CALL_POPS_ARGS.
9351 * tm.texi (CALL_POPS_ARGS): Document.
9352 * config/sh/crt1.asm: Implement in SHmedia mode.
9353 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
9354 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
9355 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
9356 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
9357 Implement divsi and udivsi in SHmedia mode. Introduce
9358 SHcompact trampolines.
9359 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
9361 (regno_reg_class): Rewrite.
9362 (fp_reg_names): Remove.
9363 (sh_register_names, sh_additional_register_names): New.
9364 (print_operand): Added `u'. Support SUBREGs in addresses.
9365 Add parentheses around shifted CONSTs.
9366 (output_file_start): Output .mode and .abi directives.
9367 (shiftcosts, addsubcosts, multcosts): Adjust.
9368 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
9369 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
9370 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
9371 bytes, not registers. Take into account the need for the
9372 SHcompact incoming args trampoline. Adjust all callers.
9373 (sh_expand_prologue): Take stack_regs into account. Call
9374 incoming args trampoline. Keep stack aligned as per SH5 ABI.
9375 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
9376 stack aligned as per SH5 ABI.
9377 (sh_builtin_saveregs): Support SH5 ABI.
9378 (sh_build_va_list, sh_va_start): Likewise.
9379 (initial_elimination_offset): Take alignment into account.
9380 Compute location of PR according to the SH5 stack frame.
9381 (arith_reg_operand): Reject branch-target registers.
9382 (shmedia_6bit_operand): New.
9383 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
9384 (target_reg_operand): Match DImode only. Accept SUBREGs.
9385 (target_operand): New.
9386 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
9387 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
9388 SIBCALL_REGS for SHmedia.
9389 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
9390 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
9391 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
9392 (TARGET_SWITCHES): New SH5 flags.
9393 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
9394 VALID_REGISTER_P to disable unsupported registers.
9395 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
9396 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
9397 (FUNCTION_ARG_PADDING): Define.
9398 (FASTEST_ALIGNMENT): Adjust.
9399 (SH_REGISTER_NAMES_INITIALIZER): New.
9400 (sh_register_names): Declare.
9401 (DEBUG_REGISTER_NAMES): Define.
9402 (REGISTER_NAMES): Define based on sh_register_names.
9403 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
9404 (sh_additional_register_names): Declare.
9405 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
9406 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
9407 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
9408 (REGISTER_NATURAL_MODE): Define.
9409 (FIRST_PSEUDO_REGISTER): Adjust.
9410 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
9411 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
9412 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
9413 (VECTOR_MODE_SUPPORTED_P): Define.
9414 (REG_CLASS_CONTENTS): Adjust.
9415 (SMALL_REGISTER_CLASSES): Adjust.
9416 (REG_ALLOC_ORDER): Adjust.
9417 (INDEX_REG_CLASS): Adjust.
9418 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
9419 (CONST_OK_FOR_LETTER_P): Adjust.
9420 (PREFERRED_RELOAD_CLASS): Adjust.
9421 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
9422 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
9423 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
9424 (FIRST_FP_PARM_REG): Adjust.
9425 (CALL_POPS_ARGS): Define.
9426 (FUNCTION_ARG_REGNO_P): Adjust.
9427 (struct sh_args): New fields.
9428 (GET_SH_ARG_CLASS): Adjust.
9429 (INIT_CUMULATIVE_ARGS): Adjust.
9430 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
9431 (FUNCTION_ARG_ADVANCE): Adjust.
9432 (FUNCTION_ARG): Adjust.
9433 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
9434 (FUNCTION_ARG_CALLEE_COPIES): Define.
9435 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
9436 (STRICT_ARGUMENT_NAMING): Define.
9437 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
9438 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
9439 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
9440 (SETUP_INCOMING_VARARGS): Adjust.
9441 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
9442 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
9443 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
9444 (SUBREG_OK_FOR_INDEX_P): Adjust.
9445 (EXTRA_CONSTRAINT_S): Update.
9446 (EXTRA_CONSTRAINT_T): New.
9447 (EXTRA_CONSTRAINT): Adjust.
9448 (GO_IF_LEGITIMATE_INDEX): Adjust.
9449 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
9450 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
9452 (MAX_MOVE_MAX): Define.
9454 (CONST_COSTS): Adjust.
9455 (REGISTER_MOVE_COST): Adjust.
9456 (BRANCH_COST): Adjust.
9457 (TEXT_SECTION_ASM_OP): Adjust.
9458 (DBX_REGISTER_NUMBER): Adjust.
9459 (ASM_OUTPUT_DOUBLE_INT): New.
9460 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
9461 (PREDICATE_CODES): Adjust.
9462 (PROMOTE_MODE): Adjust.
9463 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
9464 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
9465 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
9466 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
9467 (DR0_REG, DR2_REG, DR4_REG): Renumber.
9468 (TR0_REG, TR1_REG, TR2_REG): New.
9469 (XD0_REG): Renumber.
9470 (UNSPEC_COMPACT_ARGS): New.
9471 (type): Added pt and ptabs.
9472 (length): Default to 4 on SHmedia. Default pt length to 12
9473 and 20 on SHmedia32 and SHmedia64, respectively.
9474 (pt): New function unit.
9475 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
9476 Add whitespace between operands of SHmedia instructions.
9478 (adddi3_media, addsi3_media): Adjust constraints.
9479 (subsi3) [SHmedia]: Force operand 1 into a register.
9480 (udivsi3_i1_media, udivsi3_i4_media): New.
9481 (udivsi3): Support SHmedia.
9482 (divsi3_i1_media, divsi3_i4_media): New.
9483 (divsi3): Support SHmedia.
9484 (anddi3, iordi3, xordi3): Adjust constraints.
9485 (zero_extendhidi2, zero_extendqidi2): New.
9486 (extendsidi2, extendhidi2, extendqidi2): New.
9487 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
9488 (pop_e, pop_fpul, pop_4): Likewise.
9489 (movsi_media): Support FP and BT registers.
9490 (movsi_media_nofpu): New. Adjust splits to DImode.
9491 (lduw, ldub): Renamed to zero_extend* above.
9492 (movqi_media): Fix typo.
9493 (movdi_media): Support FP and BT registers.
9494 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
9495 (movdi_const_32bit): New.
9496 (shori_media): Require immediate operand. Use `u' for output.
9497 (movdf_media, movsf_media): Simplified.
9498 (movdf_media_nofpu, movsf_media_nofpu): New.
9499 (movdf, movsf): Adjust
9500 (movv2sf, movv2sf, movv16sf): New.
9501 (beq_media, beq_media_i): Adjust constraints. Don't use
9502 scratch BT register.
9503 (bne_media, bne_media_i): Likewise.
9504 (bgt_media, bgt_media_i): Likewise.
9505 (bge_media, bge_media_i): Likewise.
9506 (bgtu_media, bgtu_media_i): Likewise.
9507 (bgeu_media, bgeu_media_i): Likewise.
9508 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
9509 bunordered): Emit jump insn. Force operands to registers when
9511 (jump_media, jump): Simplify.
9512 (call_compact, call_compact_rettramp): New.
9513 (call_value_compact, call_value_compact_rettramp): New.
9514 (call_media, call_value_media): Simplify.
9515 (sibcall_compact, sibcall_media): New.
9516 (call, call_value): Adjust for SHmedia and SHcompact.
9517 (sibcall, sibcall_value, untyped_call): Likewise.
9518 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
9519 (indirect_jump): Adjust for SHmedia.
9520 (casesi_jump_media): New.
9521 (nop): Re-enable for SHmedia.
9522 (call_site): Restrict to SH1.
9523 (casesi): Adjust for SHmedia.
9524 (casesi_shift_media, casesi_load_media): New.
9525 (return): Explicitly use PR register. Call return trampoline
9527 (return_i): Explicitly use PR register.
9528 (shcompact_return_tramp, shcompact_return_tramp_i): New.
9529 (return_media): Adjust.
9530 (shcompact_incoming_args): New.
9532 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
9533 (movstrsi): Disable on SH5.
9534 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
9535 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
9536 (subsf3, subsf3_media): Likewise.
9537 (mulsf3, mulsf3_media, mac_media): Likewise.
9538 (divsf3, divsf3_media): Likewise.
9539 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
9540 (floatsisf2, fux_truncsfsi2): Likewise.
9541 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
9543 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
9544 (cmpunsf_media, cmpsf): Likewise.
9545 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
9546 (abssf2, abssf2_media): Likewise.
9547 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
9548 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
9549 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
9550 (floatsidf2, fix_truncdfsi2): Likewise.
9551 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
9553 (cmpeqdf_media, cmpgtdf_media): Likewise.
9554 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
9555 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
9556 (absdf2, absdf2_media): Likewise.
9557 (extendsfdf2, extendsfdf2_media): Likewise.
9558 (truncsfdf2, truncsfdf2_media): Likewise.
9559 * config/sh/sh64.h: New file.
9560 * config/sh/t-sh64: New file.
9561 * config/sh/shmedia.h: New file.
9562 * config/sh/ushmedia.h: New file.
9563 * config/sh/sshmedia.h: New file.
9564 * configure.in: Added sh64-*-elf.
9565 * configure: Rebuilt.
9566 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
9567 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
9568 (reg_class_from_letter): Use `b' for TARGET_REGS.
9569 (print_operand): Support `%M', `%m', `AND' and
9570 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
9571 (andcosts): Adjust for SHmedia.
9572 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
9574 (target_reg_operand): New function.
9575 * config/sh/sh-protos.h (target_reg_operand): Declare.
9576 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
9577 FP registers on SH5.
9578 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
9580 (TARGET_REGISTER_P): New macro.
9581 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
9582 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
9583 (EXTRA_CONSTRAINT_S): New macro.
9584 (EXTRA_CONSTRAINT): Adjust.
9585 (FLOAT_TYPE_SIZE): Define to 32.
9586 (Pmode): DImode on SHmedia.
9587 (CONST_COSTS): Adjust for SHmedia literals.
9588 (PREDICATE_CODES): Added target_reg_operand.
9589 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
9590 * config/sh/sh.md: Remove all attrs from SHmedia insns.
9591 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
9592 (cmpdi): Accept SHmedia.
9593 (movdicc_false, movdicc_true): New insns.
9594 (movdicc): New expand.
9595 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
9597 (addsi3_media): Match `S' constraint.
9598 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
9599 (negdi2): Expand for SHmedia.
9600 (one_cmpldi2): New expand.
9601 (zero_extendsidi2): Change from expand to insn.
9602 (extendsidi2): Add constraints.
9603 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
9604 LD/ST address. Fix SI immediate loading split.
9605 (movhi_media, movqi_media, lduw, ldub): New insns.
9606 (movhi, movqi): Accept SHmedia.
9607 (shori_media, movdi_media): Relax input constraints. Split
9609 (movdf_media, movsf_media): New insn. New split to movdi.
9610 (movdf, movsf): Match on SHmedia.
9611 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
9612 bgeu_media): New insns and splits. New insns with `_i' suffix.
9613 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
9614 (bunordered): New expand.
9615 (jump_compact): Renamed from `jump'.
9616 (jump_media): New insn.
9618 (call_media, call_value_media): New insns.
9619 (call, call_value): Adjust.
9620 (indirect_jump_compact): Renamed from `indirect_jump'.
9621 (indirect_jump_media): New insn.
9622 (indirect_jump): New expand.
9623 (untyped_call, return): Accept SHmedia.
9624 (return_media): New insn.
9625 (prologue, epilogue, blockage): Accept SHmedia.
9626 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
9627 (sunordered): New expand.
9628 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
9629 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
9630 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
9631 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
9632 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
9633 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
9634 abssf2_media): New insns.
9635 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
9636 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
9637 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
9638 floatdidf2, floatsidf2_media, fix_truncdfdi2,
9639 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
9640 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
9641 absdf2_media): New insns.
9642 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
9643 (extendsfdf2_media, truncdfsf2_media): New insns.
9644 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
9645 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
9646 * config/sh/sh.h (CONST_OK_FOR_J): Document.
9647 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
9648 * config/sh/sh.md (adddi3): New expand.
9649 (adddi3_media, adddi3z_media): New insns.
9650 (adddi3_compact): Renamed from adddi3.
9651 (addsi3_media): Use add.l r63 to add constant zero.
9652 (subdi3): New expand.
9653 (subdi3_media): New insn.
9654 (subdi3_compact): Renamed from subdi3.
9655 (mulsidi3): New expand.
9656 (mulsidi3_media): New insn.
9657 (mulsidi3_compact): Renamed from mulsidi3.
9658 (umulsidi3): New expand.
9659 (umulsidi3_media): New insn.
9660 (umulsidi3_compact): Renamed from umulsidi3.
9661 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
9662 (ashlsi3, ashrsi3, lshrsi3): Use them.
9663 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
9664 (ashldi3, ashrdi3, lshrdi3): Use them.
9665 (zero_extendsidi2): New expand.
9666 (extendsidi2): New insn.
9667 (movsi_media): New insn. Split to movdi to load constants.
9668 (movsi): Enable for shmedia.
9669 (movdi_media): New insn. Use shori_media to load wide constants.
9670 (short_media): New insn.
9671 (movdi): Enable for shmedia.
9672 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
9673 * config/sh/sh.h (CPP_SPEC): Added `m5'.
9674 (SUBTARGET_CPP_SPEC): Added `!m5'.
9675 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
9676 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
9677 to all other SH variants.
9678 (TARGET_DEFAULT): Set to SH1_BIT.
9679 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
9680 (BITS_PER_WORD): Raise to 64 on shmedia.
9681 (MAX_BITS_PER_WORD): Change to 64.
9682 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
9683 (INT_TYPE_SIZE): Keep as 32.
9684 (UNITS_PER_WORD): Raise to 8 on shmedia.
9685 (MIN_UNITS_PER_WORD): Keep as 4.
9686 (POINTER_SIZE): Raise to 64 on shmedia.
9687 (CONST_OK_FOR_J): New macro.
9688 (CONST_OK_FOR_LETTER_P): Use it.
9689 (processor_type): Add PROCESSOR_SH5.
9690 * config/sh/sh.md: Conditionalize all expands, insns and
9691 splits to TARGET_SH1.
9693 (addsi3_compact): Renamed from...
9694 (addsi3): Now an expand.
9695 (addsi3_media, subsi3_media): New insns.
9696 (subsi3): Don't negate constants with SHmedia.
9698 * hooks.c: New file.
9699 * hooks.h: New file.
9700 * Makefile.in (HOOKS_H): New.
9701 (TARGET_DEF_H): Added $(HOOKS_H).
9702 (OBJS): Added hooks.o.
9703 (cfgcleanup.o, bb-reorder.o): Added target.h.
9704 (hooks.o): Added dependencies.
9705 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
9706 (TARGET_INITIALIZER): this.
9707 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
9708 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
9709 * bb-reorder.c: Include target.h.
9710 (reorder_basic_blocks): Skip if cannot modify jumps.
9711 * cfgcleanup.c: Include target.h.
9712 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
9714 2002-02-08 Chris Demetriou <cgd@broadcom.com>
9716 * config/mips/mips.md (casesi_internal, casesi_internal_di):
9717 Protect jump delay slot instructions with .set noreorder and
9720 2002-02-08 Chris Demetriou <cgd@broadcom.com>
9722 * config/mips/mips.md (casesi_internal_di): Calculate
9723 the index into the target offset table correctly.
9725 2002-02-08 Richard Henderson <rth@redhat.com>
9727 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
9728 * final.c (output_addr_const): Accept and discard SUBREG.
9729 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
9730 mark them unknown instead.
9731 (simplify_subtraction): Handle RTX_UNKNOWN.
9732 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
9734 2002-02-08 David Edelsohn <edelsohn@gnu.org>
9736 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
9738 2002-02-08 Richard Henderson <rth@redhat.com>
9740 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
9742 2002-02-08 Andreas Jaeger <aj@suse.de>
9744 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
9745 * config/i386/t-linux64: New file.
9747 2002-02-08 Jakub Jelinek <jakub@redhat.com>
9749 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
9750 * c-parse.in (compstmt): Clear last_expr_type.
9752 2002-02-07 Richard Henderson <rth@redhat.com>
9754 * loop.c (strength_reduce): Sink final_value when not
9757 2002-02-07 David O'Brien <obrien@FreeBSD.org>
9759 * config/sparc/freebsd.h: Fix mismatched spec {.
9761 2002-02-07 Richard Henderson <rth@redhat.com>
9763 * cfgrtl.c: Include recog.h and insn-config.h.
9764 (keep_with_call_p): Fix general_operand invocation.
9765 * Makefile.in (cfgrtl.o): Update dependencies.
9767 2002-02-07 Kazu Hirata <kazu@hxi.com>
9769 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
9770 comment. Accept HImode only if TARGET_H8300.
9772 2002-02-07 Eric Christopher <echristo@redhat.com>
9774 * config/mips/crtn.asm: Cleanup #ifdefs.
9776 2002-02-07 Eric Christopher <echristo@redhat.com>
9778 * config/mips/crti.asm: Add changes for mips16. mips16 uses
9779 register 7 as RA instead of $31.
9780 * config/mips/crtn.asm: Ditto.
9781 * config/mips/mips.c (mips_move_2words): Add case for
9782 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
9783 (compute_frame_size): Fix typo.
9784 (save_restore_insns): Ditto. Make documentation about using
9785 register $7 as return register more precise.
9786 (mips_expand_epilogue): Fix comment. Add code to work around not
9787 being able to add to the stack pointer directly.
9788 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
9789 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
9792 2002-02-07 Tom Rix <trix@redhat.com>
9794 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
9795 immediates in ldu and stdu DS opcode field.
9796 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
9797 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
9798 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
9800 2002-02-07 Jeff Sturm <jsturm@one-point.com>
9802 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
9803 offset for stack bias.
9805 2002-02-07 H.J. Lu <hjl@gnu.org>
9807 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
9809 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
9811 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
9813 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
9815 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
9816 * i386.c (x86_order_regs_for_local_alloc): New global function.
9817 * i386.h (REG_ALLOC_ORDER): CLeanup.
9818 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
9820 2002-02-07 Richard Henderson <rth@redhat.com>
9822 PR optimization/2463
9823 * alias.c (find_base_value): Recall base values for fixed hard regs.
9824 * loop.c (loop_regs_update): Don't use single_set on non-insns.
9826 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
9828 * config/mips/mips.md (define_delay) [mips16]: Adjust required
9831 2002-02-06 Richard Henderson <rth@redhat.com>
9834 * stmt.c (resolve_operand_name_1): Take more care with mixed
9835 named and unnamed operands.
9837 2002-02-06 Janis Johnson <janis187@us.ibm.com>
9838 Jan Hubicka <jh@suse.cz>
9840 * loop.c (remove_constant_addition): Avoid clobbering a shared
9843 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
9845 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
9846 * config/s390/t-linux64: New file.
9847 * config/s390/libgcc-glibc.ver: New file.
9849 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
9851 * config/s390/linux64.h: Delete file.
9852 * config/s390/s390x.h: New file.
9853 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
9854 as target header file.
9855 * config/s390/linux.h (TARGET_VERSION): Define depending on
9856 DEFAULT_TARGET_64BIT.
9857 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
9858 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
9859 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
9860 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
9861 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
9862 (EXTRA_SPEC): New define.
9863 * config/s390/s390.h (TARGET_VERSION): Define depending on
9864 DEFAULT_TARGET_64BIT.
9865 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
9867 2002-02-06 Jason Merrill <jason@redhat.com>
9869 * c-decl.c (finish_function): Warn about a non-void function with
9870 no return statement and no abnormal exit.
9871 (current_function_returns_abnormally): New variable.
9872 (start_function): Clear it.
9873 (struct c_language_function): Add returns_abnormally.
9874 (push_c_function_context): Save it.
9875 (pop_c_function_context): Restore it.
9876 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
9877 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
9878 an explicit return type.
9879 * c-tree.h: Declare current_function_returns_abnormally.
9880 (C_FUNCTION_IMPLICIT_INT): New macro.
9881 * c-typeck.c (build_function_call): Set it.
9882 (c_expand_return): Set current_function_returns_value even if the
9885 2002-02-06 Jakub Jelinek <jakub@redhat.com>
9888 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
9889 unsafe for reevaluation.
9891 2002-02-06 Jakub Jelinek <jakub@redhat.com>
9894 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
9895 EXPR_STMT, but COMPOUND_STMT, recurse into it.
9897 2002-02-06 Richard Henderson <rth@redhat.com>
9899 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
9900 be a general_operand. Dest for function value must be a pseudo.
9902 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
9904 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
9905 as SYMBOL_REFs from the constant pool.
9907 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
9909 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
9910 passed by invisible reference.
9912 2002-02-05 Richard Henderson <rth@redhat.com>
9914 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
9916 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
9918 Implement using "base addresses" in insn operands as default.
9919 * config/mmix/mmix.c (mmix_conditional_register_usage): if
9920 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
9921 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
9922 used to read the rtx value.
9923 (mmix_target_asm_function_epilogue): Fix spacing.
9924 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
9925 (mmix_legitimate_address): Ditto.
9926 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
9927 should be loaded with a GETA insn. Don't allocate needless extra
9928 char for nul termination and fix misleading comment.
9929 (mmix_print_operand_address): Handle constants if
9930 TARGET_BASE_ADDRESSES.
9931 (mmix_output_register_setting): Use base addressing if
9932 TARGET_BASE_ADDRESSES and the number of insns is 3.
9933 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
9934 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
9935 to use R as constraint, add LDA to match s.
9936 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
9937 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
9938 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
9939 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
9940 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
9941 order with other fixed registers.
9942 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
9943 other parameter/call-clobbered registers.
9944 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
9945 -mbase-addresses, -mno-base-addresses.
9946 (MMIX Options): Ditto.
9948 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9950 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
9952 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
9954 * config/rs6000/altivec.h: Change elem to _S_elem.
9956 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9958 * config/netbsd.h (WCHAR_TYPE): Define.
9959 (WCHAR_TYPE_SIZE): Ditto.
9961 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
9962 (WCHAR_UNSIGNED): Ditto.
9963 (WCHAR_TYPE_SIZE): Ditto.
9965 * config/arm/netbsd.h: Likewise.
9966 * config/i386/netbsd-elf.h: Likewise.
9967 * config/i386/netbsd.h: Likewise.
9968 * config/m68k/netbsd-elf.h: Likewise.
9969 * config/m68k/netbsd.h: Likewise.
9970 * config/ns32k/netbsd.h: Likewise.
9971 * config/sparc/netbsd.h: Likewise.
9972 * config/vax/netbsd.: Likewise.
9974 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
9976 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
9977 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
9978 (TARGET_INITIALIZER): this.
9979 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
9980 (BITFIELD_NBYTES_LIMITED): Markup fix.
9981 * tree.h (default_ms_bitfield_layout_p): Declare.
9982 (record_layout_info): Added prev_field.
9983 * tree.c (default_ms_bitfield_layout_p): New fn.
9984 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
9985 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
9986 * stor-layout.c: Include target.h.
9987 (start_record_layout): Initialize prev_field.
9988 (place_field): Handle MS bit-field layout, and disregard
9989 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
9990 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
9991 * Makefile.in (stor-layout.o): Adjust dependencies.
9993 2002-02-05 Jason Merrill <jason@redhat.com>
9995 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
9997 2002-02-05 Andreas Jaeger <aj@suse.de>
9999 * crtstuff.c: Fix comments.
10001 2002-02-05 Richard Henderson <rth@redhat.com>
10004 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
10005 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
10008 * config/mips/mips.c (function_arg): Handle TImode.
10009 (function_arg_advance): Likewise.
10011 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
10013 * config/rs6000/altivec.h (vec_step_help): Rename to
10016 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
10018 * config/rs6000/altivec.h: Fix typos.
10020 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
10022 * config/arm/netbsd.h: Correct a comment.
10024 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
10026 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
10027 building void typed builtins.
10029 * config/rs6000/altivec.h (vec_ld*): Fix typos.
10030 (vec_step): Implement for C++.
10032 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10034 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
10036 2002-02-04 Richard Henderson <rth@redhat.com>
10038 * combine.c (nonzero_bits): Re-introduce special case for
10039 sp/fp/ap wrt REGNO_POINTER_ALIGN.
10041 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
10043 * doc/extend.texi: Warn about unsupported usage of altivec
10046 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
10047 (altivec_predicate_*): New.
10049 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
10050 Add C++ version of vec_*() functions.
10052 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
10053 (bdesc_2arg): Remove altivec predicates.
10054 (altivec_expand_builtin): Handle predicates.
10055 (altivec_init_builtins): Handle predicates.
10056 (altivec_expand_predicate_builtin): New.
10058 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
10060 * pa.c (DO_FRAME_NOTES): Move forward.
10061 (store_reg): Revise handling of frame notes.
10062 (load_reg): Likewise.
10063 (set_reg_plus_d): Likewise.
10064 (hppa_expand_prologue): Likewise.
10065 (hppa_expand_epilogue): Likewise.
10067 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
10069 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
10071 2002-02-04 Jakub Jelinek <jakub@redhat.com>
10073 PR c/4475, c++/3780:
10074 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
10075 * c-common.h (SWITCH_TYPE): Define.
10076 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
10077 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
10078 Rename spareness variable to sparseness.
10079 (expand_end_case_type): Renamed from expand_end_case, use orig_type
10080 if non-NULL instead of TREE_TYPE (orig_index).
10081 * tree.h (expand_end_case_type): Renamed from expand_end_case.
10082 (expand_end_case): Define using expand_end_case_type.
10083 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
10084 to expand_end_case_type.
10085 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
10087 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
10089 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
10090 (BIGGEST_ALIGNMENT): Change to 128.
10092 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
10094 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
10096 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
10098 * pa.md (call_internal_reg_64bit): Remove unused variable.
10100 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
10102 * config/arm/arm.h (machine_function): Add uses_anonymous_args
10104 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
10105 * config/arm/arm.c (current_function_anonymous_args): Delete,
10106 replace uses with cfun->machine->uses_anonymous_args.
10107 (arm_reorg): Do not reset uses_anonymous_args.
10109 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
10110 any geenral register.
10112 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
10114 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
10117 2002-02-04 Richard Henderson <rth@redhat.com>
10119 * combine.c (force_to_mode): Remove STACK_BIAS code.
10120 (nonzero_bits): Likewise. Replace sp/fp special case with
10121 REGNO_POINTER_ALIGN.
10123 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
10124 (HARD_FRAME_POINTER_REGNUM): New.
10125 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
10126 (FIXED_REGS, CALL_USED_REGS): Update.
10127 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
10128 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
10129 (HARD_REGNO_NREGS): Update for SFP.
10130 (STACK_POINTER_OFFSET): Include bias here ...
10131 (FIRST_PARM_OFFSET): ... not here.
10132 (STACK_BIAS): Remove.
10133 (INIT_EXPANDERS): New.
10134 (STARTING_FRAME_OFFSET): Do not include bias.
10135 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
10136 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
10137 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
10138 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
10139 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
10140 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
10141 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
10142 (MUST_SAVE_REGISTER): Likewise.
10143 (sparc_flat_function_prologue): Likewise.
10144 (sparc_flat_function_epilogue): Likewise.
10145 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
10146 (sparc_init_modes): SFP is GENERAL_REGS.
10147 (sparc_builtin_saveregs): SFP does not have bias applied.
10149 2002-02-04 Richard Henderson <rth@redhat.com>
10151 * config/alpha/alpha.c (current_function_is_thunk): Don't check
10152 current_function_is_thunk.
10153 (alpha_sa_mask): Distinguish between current_function_is_thunk
10154 called from ASM_OUTPUT_MI_THUNK and not.
10155 (alpha_does_function_need_gp): Thunks always need gp.
10156 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
10157 (alpha_output_mi_thunk_osf): New.
10158 * config/alpha/alpha-protos.h: Update.
10159 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
10161 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
10163 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
10164 function types, not when they're taken away.
10166 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
10168 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
10169 CODE_LABEL and jump table when replacing a table jump with a
10172 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
10174 * config/s390/s390-protos.h (legitimize_la_operand,
10175 s390_secondary_input_reload_class, s390_plus_operand,
10176 s390_expand_plus_operand): Add prototypes.
10178 config/s390/s390.c (s390_secondary_input_reload_class,
10179 s390_plus_operand, s390_expand_plus_operand): New functions.
10181 (struct s390_address): New member 'pointer'.
10182 (s390_decompose_address): Compute it.
10183 (legitimate_la_operand_p): Use it.
10184 (legitimize_la_operand): New function.
10185 (movti, movdi, movdf splitters): Call it.
10187 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
10188 (PREDICATE_CODES): Add s390_plus_operand.
10190 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
10191 (la_ccclobber): Allow GENERAL_REGS as output operand.
10193 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
10194 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
10195 (*la_64, *la_31, reload_indi, reload_insi): ... these.
10197 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
10199 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
10200 register names for regular asm () construct.
10202 2002-02-04 Jakub Jelinek <jakub@redhat.com>
10204 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
10207 2002-02-04 Jakub Jelinek <jakub@redhat.com>
10209 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
10212 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
10214 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
10215 constant pool to be identical by string address and index.
10217 2002-02-04 Anthony Green <green@redhat.com>
10219 * output.h (SECTION_OVERRIDE): Define.
10220 * varasm.c (named_section): Obey SECTION_OVERRIDE.
10222 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
10224 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
10225 by existing arm*-*-netbsd* (a.out) target.
10226 (ns32k-*-netbsdelf*): Likewise.
10227 (sparc-*-netbsdelf*): Likewise.
10228 (vax-*-netbsdelf*): Likewise.
10230 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
10232 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
10233 headers and libobjc headers.
10235 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
10237 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
10238 (_mingw.h): Remove duplicate include.
10240 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
10242 * config.gcc: Set cpu_type to m68k for 68010, as well.
10243 (m68010-*-netbsdelf*): New...
10244 (m68k*-*-netbsdelf*): ...targets.
10245 * config/m68k/netbsd-elf.h: New file.
10247 2002-02-02 Kazu Hirata <kazu@hxi.com>
10249 * config/h8300/h8300.c (hand_list): Move inside function_arg.
10251 2002-02-02 Kazu Hirata <kazu@hxi.com>
10253 * config/h8300/h8300.c (h8_push_ops): Move inside
10255 (h8_pop_ops): Likewise.
10256 (h8_move_ops): Likewise.
10258 2002-02-02 Kazu Hirata <kazu@hxi.com>
10260 * config/h8300/h8300.c (os_task): Make it static.
10261 (monitor): Likewise.
10262 (pragma_saveall): Likewise.
10264 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
10266 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
10267 constant is a valid sign-extension for Pmode.
10269 2002-02-02 Kazu Hirata <kazu@hxi.com>
10271 * config/h8300/h8300.c: Fix formatting.
10273 2002-02-02 Kazu Hirata <kazu@hxi.com>
10275 * config/h8300/h8300.md: Fix formatting.
10277 2002-02-02 Kazu Hirata <kazu@hxi.com>
10279 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
10280 predicates of operands[1]. Split the patterns for each
10283 2002-02-02 Kazu Hirata <kazu@hxi.com>
10285 * config/h8300/h8300.md (xor patterns): Tighten the predicates
10286 of operands[1] to register_operand.
10288 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10290 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
10291 * cpphash.c (_cpp_init_hashtable): Similarly.
10292 * cppinit.c (cpp_create_reader): Default the signed_char flag.
10293 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
10294 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
10295 (cpp_handle_option): Handle the new options.
10296 * cpplex.c (cpp_interpret_charconst): Use new flag.
10297 * cpplib.h (struct cpp_options): New member signed_char.
10298 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
10299 (cpp_options): Handle -fsigned-char and -funsigned-char.
10300 (static_specs): Remove signed_char_spec.
10301 (do_spec1): Don't handle %c.
10302 * system.h: Poison SIGNED_CHAR_SPEC.
10303 * tradcif.y (yylex): Use flag_signed_char.
10304 * tradcpp.h (flag_signed_char): New.
10305 * tradcpp.c (flag_signed_char): New.
10306 (main): Handle new command-line options.
10307 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
10309 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
10310 * avr/avr.h: Remove old comments.
10311 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
10312 (CC1_SPEC): Pass -fsigned-char if -mic*.
10313 (SIGNED_CHAR_SPEC): Remove.
10315 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
10317 2002-02-01 Eric Christopher <echristo@redhat.com>
10319 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
10320 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
10321 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
10322 (ASM_OUTPUT_REG_POP): Ditto.
10324 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10326 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
10329 2002-02-02 Jakub Jelinek <jakub@redhat.com>
10331 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
10333 2002-02-02 Jakub Jelinek <jakub@redhat.com>
10336 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
10339 2002-02-01 Janis Johnson <janis187@us.ibm.com>
10341 * cfganal.c: Include tm_p.h.
10342 (keep_with_call_p): Fix the test that determines if a register holds
10343 the return value of a call.
10345 2002-02-01 DJ Delorie <dj@redhat.com>
10347 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
10348 we are given conflicting registers, switch to the other one we
10349 had allocated for us.
10350 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
10351 as TImode so we know when the "other" register is available.
10353 2002-02-01 David O'Brien <obrien@FreeBSD.org>
10355 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
10358 2002-02-01 Janis Johnson <janis187@us.ibm.com>
10360 * cfganal.c (keep_with_call_p): New function.
10361 (flow_call_edges_add): Prevent splitting a block between a call and
10362 a single-set instruction that should be kept in the same block.
10364 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
10366 * doc/install.texi (avr): Update outdated URL.
10368 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
10370 * config/stormy16/stormy16.md (pushqi): New.
10374 (movhi): Remove stack operands.
10376 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
10377 nonimmediate_nonstack_operand.
10378 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
10380 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
10383 2002-01-31 Jason Merrill <jason@redhat.com>
10385 * Makefile.in (c-parse.c): Handle .output file.
10386 * objc/Make-lang.in (objc-parse.c): Likewise.
10388 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
10390 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
10391 the -me[lb] option is given. Don't output the default flag
10394 2002-01-31 Zack Weinberg <zack@codesourcery.com>
10396 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
10397 the primary source file; this has not been done yet.
10398 * c-decl.c (c_expand_body): Reset input_filename from
10399 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
10401 2002-01-31 Kazu Hirata <kazu@hxi.com>
10403 * rtlanal.c (subreg_regno_offset): Do not use
10404 SUBREG_REGNO_OFFSET.
10405 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
10406 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
10408 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10410 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
10411 version rather than GNATS version in --version output.
10413 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
10415 * ifcvt.c (noce_process_if_block): Make a copy of the destination
10416 when copying back from a temporary.
10418 2002-01-30 Richard Henderson <rth@redhat.com>
10420 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
10421 and new_dest are the same.
10423 2002-01-30 Richard Henderson <rth@redhat.com>
10426 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
10427 * rtl.c (note_insn_name): Update.
10428 * emit-rtl.c (remove_unnecessary_notes): Kill it.
10429 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
10430 to perform loop rotation.
10431 (expand_exit_loop_top_cond): New.
10432 * tree.h (expand_exit_loop_top_cond): Declare it.
10433 * c-semantics.c (genrtl_while_stmt): Use it.
10434 (genrtl_for_stmt): Likewise.
10436 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
10438 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
10439 arguments to 64-bit boundaries on 64-bit ABIs.
10441 2002-01-30 Steve Ellcey <sje@cup.hp.com>
10443 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
10445 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10447 * c-decl.c (grokdeclarator): Handle type being a typedef for an
10450 2002-01-30 David O'Brien <obrien@FreeBSD.org>
10452 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
10453 * config/sparc/sparc_bi.h: Remove file.
10454 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
10456 2002-01-30 Richard Henderson <rth@redhat.com>
10458 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
10460 2002-01-30 Zack Weinberg <zack@codesourcery.com>
10462 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
10464 2002-01-30 Jason Merrill <jason@redhat.com>
10466 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
10467 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
10468 (reg_save): Use DW_CFA_offset_extended_sf instead.
10470 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
10472 2002-01-29 Jakub Jelinek <jakub@redhat.com>
10474 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
10477 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
10479 * rs6000.md ("*call_value_local32"): Remove constraints.
10480 ("*call_value_local64"): Same.
10481 ("*call_value_indirect_nonlocal_aix32"): Same.
10482 ("*call_value_nonlocal_aix32"): Same.
10483 ("*call_value_indirect_nonlocal_aix64"): Same.
10484 ("*call_value_nonlocal_aix64"): Same.
10485 ("*call_value_nonlocal_sysv"): Same.
10487 2002-01-29 Richard Henderson <rth@redhat.com>
10489 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
10491 2002-01-29 Richard Henderson <rth@redhat.com>
10493 * expr.c (force_operand): Ignore flag_pic for detecting pic
10495 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
10496 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
10497 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
10498 instead of open-coded loop.
10499 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
10500 be fixed when in use.
10502 2002-01-29 Richard Henderson <rth@redhat.com>
10504 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
10505 * sched-rgn.c (propagate_deps): Update them.
10506 * sched-deps.c (sched_analyze_insn): Update them. Flush the
10507 clobbers list when either gets too long.
10509 2002-01-29 Jakub Jelinek <jakub@redhat.com>
10511 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
10512 and INDEX_REGS the same as GENERAL_REGS.
10513 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
10515 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10517 * tree.c (build_nonstandard_integer_type): Correct prototype.
10519 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
10521 * config/s390/s390.md (movstrsico, movstrdix_64,
10522 movstrsix_31): Remove, replace by ...
10523 (movstrdi_short, movstrsi_short, movstrdi_long,
10524 movstrsi_long): ... these. New.
10525 (movstrdi, movstrsi): Adapt.
10527 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
10528 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
10529 Remove unnecessary CC clobber.
10530 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
10531 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
10533 (divmoddi4): Don't partially initialize TImode register.
10535 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
10537 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
10539 2002-01-29 Richard Henderson <rth@redhat.com>
10541 * flow.c (print_rtl_and_abort): Remove.
10542 (print_rtl_and_abort_fcn): Remove.
10543 (verify_local_live_at_start): Use dump_bb instead.
10544 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
10545 (verify_wide_reg_1): Return 2 on mode test failure.
10547 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10549 PR c/3325, c/3326, c/2511, c/3347
10550 * c-decl.c (enum_decl_context): Remove BITFIELD.
10551 (grokdeclarator): Take bitfield width as an input.
10552 Ensure bitfields are given the correct type. Perform
10553 bitfield width validation with build_bitfield_integer_type
10554 rather than waiting for finish_struct.
10555 (grok_typename, grok_typename_in_parm_context, start_decl,
10556 push_parmdecl, grokfield, start_function): Update calls to
10558 (build_bitfield_integer_type): New function.
10559 (finish_struct): Move bitfield validation to grokdeclarator
10560 and build_bitfield_integer_type.
10561 * tree.c (build_nonstandard_integer_type): New function.
10562 * tree.h (build_nonstandard_integer_type): New prototype.
10564 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
10566 2002-01-29 Jakub Jelinek <jakub@redhat.com>
10569 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
10570 don't ignore unrecognized -W* options.
10571 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
10572 * cpplib.h (cpp_handle_option): Adjust prototype.
10573 * c-decl.c (c_decode_options): Pass 0 as last argument to
10577 * gcc.c (cpp_unique_options): Split from cpp_options.
10578 (cpp_options): Source cpp_unique_options.
10579 (default_compilers): Use cpp_unique_options instead of cpp_options
10580 when used together with cc1_options.
10581 (static_specs): Add cpp_unique_options.
10582 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
10583 when used together with cc1_options.
10585 2002-01-29 Kazu Hirata <kazu@hxi.com>
10587 * config/h8300/h8300-protos.h: Update the prototype of
10589 * config/h8300/h8300.c (output_a_shift): Remove an unused
10590 argument 'insn'. Remove redundant code.
10591 * config/h8300/h8300.md: Adust to the new prototype of
10594 2002-01-29 Kazu Hirata <kazu@hxi.com>
10596 * config/h8300/h8300-protos.h: Update the prototypes of
10597 emit_a_rotate and expand_a_rotate.
10598 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
10599 first argument to 'enum rtx_code'.
10600 (expand_a_rotate): Likewise.
10602 2002-01-28 Kazu Hirata <kazu@hxi.com>
10604 * config/h8300/h8300-protos.h: Update the prototype of
10606 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
10608 * config/h8300/h8300.md: Adjust to the new prototype.
10610 2002-01-28 Kazu Hirata <kazu@hxi.com>
10612 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
10615 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
10617 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
10618 is a fixed register before returning pic_offset_table_rtx.
10619 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
10620 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
10622 2002-01-28 Jason Merrill <jason@redhat.com>
10624 * dwarf2.h: Sync with src version.
10626 2002-01-28 Paul Koning <pkoning@equallogic.com>
10628 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
10629 BT_FN_VOID_PTR_VAR.
10630 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
10631 * doc/extend.texi (__builtin_prefetch): Update documentation:
10632 first argument is now const void ptr.
10634 2002-01-28 Kazu Hirata <kazu@hxi.com>
10636 * config/h8300/h8300-protos.h: Remove an unused prototype.
10638 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
10640 * toplev.c (lang_independent_init): Round up identifier size.
10642 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
10644 * config.gcc: Revert previous change.
10646 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
10648 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
10650 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
10652 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
10653 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
10654 other non-elf netbsd config frags.
10655 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
10656 collect2 will does that.
10657 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
10658 shared-lib frobbing will work.
10660 2002-01-28 Kazu Hirata <kazu@hxi.com>
10662 * config/h8300/h8300.h: Fix formatting.
10663 * config/h8300/h8300.md: Likewise.
10665 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
10667 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
10668 the old, removed AAA_standards fix.
10669 * fixinc/fixincl.x: Rebuilt.
10671 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
10673 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
10674 atexit call in crtbegin, hooked in after call to frame_dummy;
10675 register EH before registering __fini__start.
10677 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
10679 * config/rs6000/altivec.h: Remove spurious semicolons.
10681 2002-01-27 Kazu Hirata <kazu@hxi.com>
10683 * config/h8300/h8300.md: Replace dead bit extraction patterns
10684 with ones that work.
10686 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10688 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
10689 if not STRICT_ALIGNMENT.
10690 * rtl.h (MEM_ALIGN): Likewise.
10692 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
10694 * doc/invoke.texi (-fdump-translation-unit): Revert this
10695 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
10697 2002-01-27 Kazu Hirata <kazu@hxi.com>
10699 * config/h8300/h8300.md (define_constants): New.
10700 (anonymous patterns) Use defined constants appropriately.
10702 2002-01-27 Kazu Hirata <kazu@hxi.com>
10704 * config/h8300/h8300.c (function_arg): Remove redundant code.
10706 2002-01-26 Richard Henderson <rth@redhat.com>
10708 * sched-deps.c (reg_pending_uses_head): New.
10709 (reg_pending_barrier): Rename from reg_pending_sets_all.
10710 (find_insn_list): Don't mark inline.
10711 (find_insn_mem_list): Remove.
10712 (add_dependence_list, add_dependence_list_and_free): New.
10713 (flush_pending_lists): Replace only_write param with separate
10714 for_read and for_write parameters. Update all callers. Use
10715 add_dependence_list_and_free.
10716 (sched_analyze_1): Do not add reg dependencies here; just set
10717 the pending bits. Use add_dependence_list.
10718 (sched_analyze_2): Likewise.
10719 (sched_analyze_insn): Replace schedule_barrier_found with
10720 reg_pending_barrier. Add all dependencies for pending reg
10721 uses, sets, and clobbers.
10722 (sched_analyze): Don't add reg dependencies for calls, just
10723 set pending bits. Use regs_invalidated_by_call. Treat
10724 sched_before_next_call as a normal list, not a fake insn.
10725 (init_deps): No funny init for sched_before_next_call.
10726 (free_deps): Free pending mems lists. Don't zero reg_last.
10727 (init_deps_global): Init reg_pending_uses.
10728 (finish_deps_global): Free it.
10729 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
10730 (find_insn_mem_list): Remove.
10731 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
10732 (propagate_deps): Use them. Zero temp mem lists.
10734 2002-01-26 Richard Henderson <rth@redhat.com>
10736 * Makefile.in (CRTSTUFF_CFLAGS): New.
10737 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
10738 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
10739 crtstuff.c instead of alpha assembly version.
10740 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
10741 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
10742 not FORCE_{INIT,FINI}_SECTION_ALIGN.
10743 (__do_global_dtors_aux): Mark used.
10744 (frame_dummy, __do_global_ctors_aux): Mark used.
10745 (fini_dummy, init_dummy): Remove.
10747 * config/alpha/crtbegin.asm: Remove file.
10748 * config/alpha/crtend.asm: Remove file.
10749 * config/alpha/t-crtbe: Remove file.
10750 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
10751 (LINK_EH_SPEC): New.
10753 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
10754 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
10755 calling constructors.
10756 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
10758 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
10759 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
10760 CRT_END_INIT_DUMMY hack.
10761 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
10762 FORCE_{INIT,FINI}_SECTION_ALIGN.
10764 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
10765 FORCE_{INIT,FINI}_SECTION_ALIGN.
10767 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
10768 invocation sequence.
10769 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
10771 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
10772 (FORCE_CODE_SECTION_ALIGN): New.
10774 2002-01-26 Richard Henderson <rth@redhat.com>
10776 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
10778 2002-01-26 Richard Henderson <rth@redhat.com>
10780 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
10781 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
10783 2002-01-26 Kazu Hirata <kazu@hxi.com>
10785 * config/h8300/h8300.md: Remove bit extraction patterns that
10786 cannot be triggered.
10787 Restrict each bit extraction pattern to a variant on which the
10790 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
10792 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
10794 2002-01-26 Kazu Hirata <kazu@hxi.com>
10796 * config/h8300/h8300.md: Remove bit test patterns that cannot
10798 Restrict each bit test pattern to a variant on which the
10801 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10803 * builtins.c (expand_builtin_strncat): Remove redundant check for
10806 2002-01-25 David O'Brien <obrien@FreeBSD.org>
10808 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
10810 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
10813 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
10815 * dbxout.c (dbxout_init): Use assemble_name rather than just
10816 stripping off the first character.
10817 (dbxout_source_file): Likewise.
10819 2002-01-25 DJ Delorie <dj@redhat.com>
10821 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
10822 using rtx_equal_p, not by comparing pointers.
10824 2002-01-25 Steve Ellcey <sje@cup.hp.com>
10826 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
10827 for PIC_OFFSET_TABLE_REGNUM.
10828 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
10830 2002-01-25 David O'Brien <obrien@FreeBSD.org>
10832 * config.gcc (x86_64-*-freebsd*): New target.
10833 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
10835 (i[34567]86-*-freebsd*): Don't include svr4.h.
10836 * config/i386/freebsd64.h: New file.
10838 2002-01-25 Douglas B Rupp <rupp@gnat.com>
10840 * config/alpha/x-vms (version): Make static.
10842 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
10843 in previous checkin.
10845 * Makefile.in (install-headers-cp): New target.
10846 * config.gcc (alpha-dec-*vms*): Install headers with
10849 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
10851 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
10854 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10856 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
10857 of compare_tree_int.
10858 (expand_builtin_strncat): Likewise.
10859 * c-decl.c (finish_struct): Use tree_low_cst.
10860 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
10861 * tree.c (compare_tree_int): Likewise.
10863 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
10865 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
10866 adjustments even if they are implemented by more than two insns.
10868 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
10870 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
10871 * df.h (struct ref): Kill B.
10872 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
10874 * basic-block.h (PROP_EQUAL_NOTES): New flag.
10875 * flow.c (propagate_one_insn): Use it.
10876 (mark_used_regs): Handle NIL.
10878 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
10880 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
10883 2002-01-25 David Edelsohn <edelsohn@gnu.org>
10885 * rs6000.md (prefetch): Make address V4SI mode so that the address
10886 is restricted to legitimate form for instruction.
10888 2002-01-25 Bob Wilson <bob.wilson@acm.org>
10890 * doc/install.texi (xtensa-*-elf): New target.
10891 (xtensa-*-linux*): New target.
10892 * doc/contrib.texi: Add myself.
10894 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
10896 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
10897 purpose register to hold an SImode (or smaller) value.
10899 2002-01-25 Jakub Jelinek <jakub@redhat.com>
10901 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
10903 * crtstuff.c: Likewise.
10905 2002-01-25 Kazu Hirata <kazu@hxi.com>
10907 * config/h8300/h8300.md (negation patterns): Tighten
10908 predicates to register_operand.
10910 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
10912 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
10915 * builtins.c (expand_builtin_prefetch): Same.
10917 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10919 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
10922 2002-01-24 Kazu Hirata <kazu@hxi.com>
10924 * config/h8300/h8300.c (print_operand): Remove support for
10925 operand character 'A'.
10926 * config/h8300/h8300.md (three anonymous patterns): Replace
10927 operand character 'A' with either 'T' or 'S'.
10929 2002-01-24 Kazu Hirata <kazu@hxi.com>
10931 * config/h8300/h8300.c (print_operand): Remove support for
10932 operand character 'U'.
10934 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
10936 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
10938 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
10940 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
10941 values to be assigned to the stack pointer.
10943 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
10945 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
10946 to const_double needs to be done right for big-endian systems.
10948 2002-01-24 Jason Merrill <jason@redhat.com>
10951 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
10952 to can_throw_internal.
10954 2002-01-23 Richard Henderson <rth@redhat.com>
10956 * fold-const.c (fold): Change UINT_MAX test to check vs precision
10957 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
10959 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10961 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
10962 (symGOT2reg): Use them, then set as GOT value as unchanging.
10963 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
10964 as a temporary, if possible.
10965 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
10966 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
10968 2002-01-23 Kazu Hirata <kazu@hxi.com>
10970 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
10971 accept to accept 0x80 as operands[2].
10973 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10975 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
10977 2002-01-23 Richard Henderson <rth@redhat.com>
10979 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
10981 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
10983 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
10984 (parmlist_or_identifiers_1): Verify that only a parmlist follows
10987 2002-01-23 Richard Henderson <rth@redhat.com>
10989 * expr.c (move_by_pieces_1): Extend size before negation.
10991 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
10992 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
10993 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
10994 * config/m68k/t-m68kelf: Likewise.
10996 2002-01-23 Bob Wilson <bob.wilson@acm.org>
10998 * config/xtensa/elf.h: New file.
10999 * config/xtensa/lib1funcs.asm: New file.
11000 * config/xtensa/lib2funcs.S: New file.
11001 * config/xtensa/linux.h: New file.
11002 * config/xtensa/t-xtensa: New file.
11003 * config/xtensa/xtensa-config.h: New file.
11004 * config/xtensa/xtensa-protos.h: New file.
11005 * config/xtensa/xtensa.c: New file.
11006 * config/xtensa/xtensa.h: New file.
11007 * config/xtensa/xtensa.md: New file.
11008 * config.gcc (xtensa-*-elf*): New target.
11009 (xtensa-*-linux*): New target.
11010 * cse.c (canon_hash): Compare rtx pointers instead of register
11011 numbers. This is required for the Xtensa port.
11012 * integrate.c (copy_insn_list): Handle case where the static
11013 chain is in memory and the memory address has to be copied to
11015 * doc/invoke.texi (Option Summary): Add Xtensa options.
11016 (Xtensa Options): New node.
11017 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
11019 2002-01-23 Zack Weinberg <zack@codesourcery.com>
11021 * diagnostic.c (internal_error): Do ICE suppression only
11022 when ENABLE_CHECKING is not defined.
11024 * c-typeck.c (require_complete_type): Return error_mark_node
11025 if type is error_mark_node.
11027 2002-01-23 Janis Johnson <janis187@us.ibm.com>
11029 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
11030 -Os and issue a warning.
11032 2002-01-23 Zack Weinberg <zack@codesourcery.com>
11034 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
11035 current (lack of) need for host configuration by hand.
11037 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
11038 references. Documentation of some target macros moved from
11039 hostconfig.texi to tm.texi.
11041 2002-01-23 Will Cohen <wcohen@redhat.com>
11043 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
11046 2002-01-23 Kazu Hirata <kazu@hxi.com>
11048 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
11051 2002-01-23 Jason Merrill <jason@redhat.com>
11053 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
11055 * function.c (assign_parms): Don't put args of inline functions
11056 into registers when not optimizing.
11058 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
11060 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
11061 (prologue_use): New pattern.
11062 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
11063 preference to gen_rtx_USE.
11064 (thumb_expand_prologue): Use gen_prologue_use in preference to
11066 (thumb_expand_epilogue): Use gen_prologue_use in preference to
11069 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
11071 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
11073 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
11076 * doc/extend.texi: Correct documentation of __alignof__.
11078 2002-01-22 Zack Weinberg <zack@codesourcery.com>
11080 * params.h: Rename arguments of DEFPARAM so that it will be
11081 recognized as a translation keyword.
11083 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
11085 * extend.texi: Document altivec functions.
11086 Fix N-bit adjectives in X86 builtin documentation.
11088 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
11090 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
11091 auto_inc_dec values.
11093 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
11095 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
11097 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
11099 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
11101 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
11103 2002-01-22 Richard Henderson <rth@redhat.com>
11105 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
11106 copy_insn not copy_rtx.
11108 2002-01-23 Alan Modra <amodra@bigpond.net.au>
11110 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
11111 "nonzero" as that might add "1" bits. Ensure "constop" is
11112 properly sign extened.
11113 (force_to_mode): Tweak for sign extended constop.
11115 2002-01-22 Richard Henderson <rth@redhat.com>
11117 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
11118 for_each_rtx instead of assuming we're already looking at the MEM.
11119 (split_small_symbolic_mem_operand): Likewise.
11120 * config/alpha/alpha.h (PREDICATE_CODES): Update.
11121 * config/alpha/alpha.md (small symbolic memory splitters): Update.
11123 2002-01-22 Richard Henderson <rth@redhat.com>
11125 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
11126 sequence number for the literal.
11127 (divmoddi_internal_er): Likewise.
11129 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
11132 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
11133 in LIBICONV variable.
11134 * configure: Regenerated.
11136 2002-01-22 Krister Walfridsson <cato@df.lth.se>
11138 * dependence.c (build_def_use): Remove array_idx.
11140 * dwarfout.c (last_filename): Remove.
11141 (output_compile_unit_die): Remove last_filename.
11143 2002-01-22 Roger Sayle <roger@eyesopen.com>
11144 Richard Henderson <rth@redhat.com>
11147 * fold-const.c (fold): Optimize unsigned comparisons against
11148 UINT_MAX (and similar unsigned constants).
11150 2002-01-22 Janis Johnson <janis187@us.ibm.com>
11152 * Makefile.in (loop.o): Depend on OPTABS_H.
11153 * loop.c (emit_prefetch_instructions): Check the prefetch operand
11154 against the predicate.
11157 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
11158 for the address operand.
11160 2002-01-22 Richard Henderson <rth@redhat.com>
11162 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
11164 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
11167 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
11168 preprocessor flags.
11170 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
11172 * config.gcc (x86_64-*-netbsd*): New target.
11173 * config/i386/netbsd64.h: New file.
11175 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
11177 * regrename.c (kill_value): Fix typo.
11179 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
11181 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
11183 * config/rs6000/rs6000.h: Same.
11185 * function.c (instantiate_virtual_regs): Remove
11186 STARTING_FRAME_PHASE.
11187 (assign_stack_local_1): Same.
11188 Calculate frame phase.
11190 2002-01-22 Nick Clifton <nickc@redhat.com>
11192 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
11193 variable declaration to outer scope in order to simplify
11195 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
11196 arm_hard_regno_mode_ok.
11197 * config/arm/arm-protos.h: Add a prototype for
11198 arm_hard_regno_mode_ok.
11199 * config/arm/arm.c (soft_df_operand): Remove now redundant
11200 check for DImode values using IP_REGNUM.
11201 (nonimmediate_soft_df_operand): Remove now redundant check for
11202 DImode values using IP_REGNUM.
11203 (arm_hard_regno_mode_ok): New function. New check: make sure
11204 that DImode values are not stored in IP_REGNUM.
11206 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
11208 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
11210 2002-01-22 Jason Merrill <jason@redhat.com>
11212 * c-semantics.c (genrtl_compound_stmt): Only check nesting
11213 consistency if this COMPOUND_STMT is scoped.
11215 2002-01-22 Kazu Hirata <kazu@hxi.com>
11217 * predict.c: Fix formatting.
11218 * print-tree.c: Likewise.
11219 * protoize.c: Likewise.
11220 * real.h: Likewise.
11222 * sbitmap.h: Likewise.
11223 * scan.c: Likewise.
11224 * sched-deps.c: Likewise.
11225 * sched-vis.c: Likewise.
11226 * sdbout.c: Likewise.
11227 * sibcall.c: Likewise.
11229 * ssa-ccp.c: Likewise.
11230 * ssa-dce.c: Likewise.
11231 * stmt.c: Likewise.
11232 * stor-layout.c: Likewise.
11233 * system.h: Likewise.
11235 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11237 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
11238 if fits in bounds of base type.
11240 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
11241 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
11242 (add_bound_info, default): If can't find a context, make a
11244 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
11246 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
11248 * c-typeck.c (parser_build_binary_op): If result from
11249 build_binary_op is ERROR_MARK just return error_mark_node without
11250 further processing.
11252 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
11254 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
11255 Split a.out-specific bits into...
11256 * config/netbsd-aout.h: ...this.
11257 * config/netbsd-elf.h: New file.
11258 * config/alpha/netbsd-elf.h: Remove.
11259 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
11260 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
11261 (STARTFILE_SPEC): Remove redundant definition.
11262 (ENDFILE_SPEC): Likewise.
11263 (LINK_SPEC): Likewise.
11264 (CPP_SPEC): Likewise.
11265 (ASM_SPEC): Likewise.
11266 (LIB_SPEC): Likewise.
11267 (SWITCH_TAKES_ARG): Likewise.
11268 (TARGET_MEM_FUNCTIONS): Likewise.
11269 (CPP_PREDEFINES): Redefine.
11270 (ASM_FINAL_SPEC): Remove redefinition.
11271 (ASM_COMMENT_START): Redefine.
11272 (FUNCTION_PROFILER): Define.
11273 (TARGET_VERSION): Redefine.
11274 Comment and formatting cleanup.
11275 * config/i386/netbsd.h: Include <netbsd-aout.h>.
11276 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
11277 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
11278 big- or little-endian.
11279 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
11280 * config.gcc (*-*-netbsd*): Add definitions common to all
11282 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
11283 gnu_ld definitions. Add netbsd-elf.h to and remove
11284 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
11285 tmake_file, and don't lose previous tmake_file contents.
11286 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
11287 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
11288 gnu_ld definitions. Add netbsd-elf.h to tm_file.
11289 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
11290 (mipsel-*-netbsd*): Rename this to...
11291 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
11292 mips/little.h to tm_file for mips*el-*.
11293 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
11294 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
11295 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
11297 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
11299 * pa-protos.h (reg_before_reload_operand): New function prototype.
11300 * pa.c (reg_before_reload_operand): New function implementation.
11301 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
11302 contraints to "*m".
11304 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11306 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
11308 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
11310 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
11311 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
11312 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
11313 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
11314 (ENDFILE_SPEC): Undefine.
11315 (STARTFILE_SPEC): Redefine for PA.
11317 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11319 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
11321 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
11323 * config.gcc: Add entries to supported PowerPC --with-cpu
11326 2002-01-21 Jakub Jelinek <jakub@redhat.com>
11328 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
11329 true for 64-bit mode only SSE registers in 32-bit mode.
11331 2002-01-21 Kazu Hirata <kazu@hxi.com>
11333 * unwind-dw2.c: Fix formatting.
11334 * unwind-dw2-fde.c: Likewise.
11335 * unwind-dw2-fde.h: Likewise.
11336 * unwind-pe.h: Likewise.
11337 * varasm.c: Likewise.
11338 * varray.h: Likewise.
11340 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
11342 Remove workaround for register stack overwrite bug in mmix.
11343 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
11344 support for TARGET_REG_STACK_FILL_BUG.
11345 * config/mmix/mmix.h: Remove member has_call_without_parameters.
11346 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
11348 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
11349 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
11350 -mno-reg-stack-fill-bug-workaround.
11351 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
11352 machine member has_call_without_parameters.
11353 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
11354 -mreg-stack-fill-bug-workaround and
11355 -mno-reg-stack-fill-bug-workaround.
11356 (MMIX Options): Ditto.
11358 2002-01-21 Kazu Hirata <kazu@hxi.com>
11360 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
11362 Remove redundant code.
11364 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
11366 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
11367 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
11368 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
11369 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
11370 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
11371 out target macro definitions and non-target-specific comments
11372 mostly taken from old versions of the manual.
11374 2002-01-20 Kazu Hirata <kazu@hxi.com>
11376 * config/h8300/h8300.h: Fix comment formatting.
11377 * config/ia64/aix.h: Likewise.
11378 * config/ia64/ia64-protos.h: Likewise.
11379 * config/ia64/ia64.c: Likewise.
11380 * config/ia64/ia64.h: Likewise.
11381 * config/ia64/ia64intrin.h: Likewise.
11382 * config/ia64/linux.h: Likewise.
11383 * config/ia64/unwind-aix.c: Likewise.
11384 * config/ia64/unwind-ia64.c: Likewise.
11386 2002-01-20 Kazu Hirata <kazu@hxi.com>
11388 * config/h8300/h8300.c: Revise comments about shift code.
11390 2002-01-20 Kazu Hirata <kazu@hxi.com>
11392 * config/h8300/h8300.c (function_arg): Update a comment.
11394 2002-01-20 Kazu Hirata <kazu@hxi.com>
11396 * config/h8300/h8300.md: Update the comments at the beginning
11399 2002-01-20 Kazu Hirata <kazu@hxi.com>
11401 * config/i370/i370.c: Fix comment formatting.
11402 * config/i370/i370.h: Likewise.
11403 * config/i370/i370.md: Likewise.
11404 * config/i370/linux.h: Likewise.
11406 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11408 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
11410 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
11411 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
11412 in incomplete case.
11414 2002-01-20 Graham Stott <grahams@redhat.com>
11416 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
11418 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11420 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
11422 2002-01-19 Tom Rix <trix@redhat.com>
11424 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
11426 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
11428 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
11430 * function.c (assign_stack_local_1): Adjust x_frame_offset with
11431 STARTING_FRAME_PHASE.
11432 (STARTING_FRAME_PHASE): New.
11433 (instantiate_virtual_regs): Check saneness of
11434 STARTING_FRAME_PHASE.
11436 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
11438 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
11440 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
11442 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
11444 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
11445 be used for bootstrapping GCC 3.0.
11447 2002-01-18 Kazu Hirata <kazu@hxi.com>
11449 * config/h8300/h8300.md: Fix an insn length.
11451 2002-01-18 Kazu Hirata <kazu@hxi.com>
11453 * bitmap.h: Fix comment formatting.
11454 * combine.c: Likewise.
11455 * cppfiles.c: Likewise.
11456 * c-pragma.h: Likewise.
11457 * c-typeck.c: Likewise.
11459 * dwarf2out.c: Likewise.
11460 * function.c: Likewise.
11462 * genattrtab.c: Likewise.
11463 * gthr-win32.h: Likewise.
11464 * haifa-sched.c: Likewise.
11465 * predict.c: Likewise.
11466 * rtlanal.c: Likewise.
11468 * unwind-dw2-fde.h: Likewise.
11469 * unwind-pe.h: Likewise.
11470 * vmsdbgout.c: Likewise.
11472 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11474 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
11475 if type_required and passed decl.
11477 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
11479 * config.gcc (cpu_type): Include altivec.h in powerpc
11483 * config/rs6000/altivec.h: New.
11485 2002-01-17 David Edelsohn <edelsohn@gnu.org>
11487 * doc/install.texi (*-ibm-aix*): Update assembler and exception
11488 handling information.
11489 * doc/trouble.texi (Interoperation): Add libstdc++ information
11491 (Misunderstandings): Add template instantiation and static template
11492 member information for AIX.
11494 2002-01-17 Jason Merrill <jason@redhat.com>
11496 * dbxout.c (dbxout_type): Support const and volatile.
11498 * except.c (add_partial_entry): Remove backwards compatibility code.
11499 (end_protect_partials): Likewise.
11501 2002-01-17 Jakub Jelinek <jakub@redhat.com>
11503 * config/ia64/ia64.md (prologue_use): New.
11504 * config/ia64/ia64.c (ia64_expand_prologue): Use
11505 gen_prologue_use instead of gen_rtx_USE.
11506 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
11507 as CODE_FOR_pred_rel_mutex.
11508 (ia64_sched_reorder2): Likewise.
11510 2002-01-16 Eric Christopher <echristo@redhat.com>
11512 * config/mips/r3900.h: Reformat.
11513 (SUBTARGET_CPP_SIZE_SPEC): Remove.
11514 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
11515 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
11516 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
11517 * config/mips/t-elf: Remove mips3 multilib.
11519 2002-01-16 H.J. Lu <hjl@gnu.org>
11521 * config/mips/linux.h: Include "mips/abi64.h".
11523 2002-01-16 H.J. Lu <hjl@gnu.org>
11525 * config/mips/t-linux: New.
11527 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
11529 * config/mips/linux.h: Don't include "gofast.h".
11530 (INIT_SUBTARGET_OPTABS): Removed.
11532 2002-01-16 Kazu Hirata <kazu@hxi.com>
11534 * config/h8300/h8300-protos.h: Replace emit_a_shift with
11536 * config/h8300/h8300.c: Likewise.
11537 * config/h8300/h8300.md: Likewise.
11539 2002-01-16 Kazu Hirata <kazu@hxi.com>
11541 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
11542 spaces after an opcode name.
11543 (pushqi1_h8300hs): Likewise.
11544 (pushhi1_h8300hs): Likewise.
11546 2002-01-16 Kazu Hirata <kazu@hxi.com>
11548 * doc/extend.texi: Replace "option" with "attribute"
11551 2002-01-16 Jakub Jelinek <jakub@redhat.com>
11553 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
11554 (and:DI () (const_int -8)).
11555 (split_small_symbolic_mem_operand): Split
11556 (mem (and:DI () (const_int -8)).
11558 2002-01-16 Jakub Jelinek <jakub@redhat.com>
11561 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
11562 same way as TYPE_IMUL.
11563 (ultrasparc_sched_reorder): Likewise.
11564 * config/sparc/sparc.md (type): Add comment to update
11565 ultrasparc_sched_reorder when making changes.
11567 2002-01-16 Kazu Hirata <kazu@hxi.com>
11569 * doc/invoke.texi: Change the dump file name of block
11570 reordering pass from 28.bbro to 29.bbro.
11571 Mention -dk option.
11573 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
11575 * i386.md (minsf splitter): Fix pasto.
11577 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
11579 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
11580 to frame pointer initialisation instruction.
11581 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
11582 initialisation instruction.
11583 (soft_df_operand): Do not accept the IP register.
11584 (nonimmediate_soft_df_operand): Do not accept the IP register.
11586 2002-01-16 Jakub Jelinek <jakub@redhat.com>
11589 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
11590 MASK_V8 being both set.
11592 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
11594 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
11595 insn for GOT register; add REG_MAYBE_DEAD notes instead.
11596 config/s390/s390.md (call, call_value): Add GOT register to
11597 CALL_INSN_FUNCTION_USAGE where needed.
11598 (call_exp, call_value_exp): New.
11600 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
11602 * config/arm/arm.c: General formatting tidy up.
11604 2002-01-16 Graham Stott <grahams@redhat.com>
11606 * calls.c (try_to_integrate): Use "(size_t)" intermediate
11607 cast and when casting an integer literal to "rtx" pointer.
11608 (expand_call): Likewise.
11609 * flow.c (try_pre_increment): Likewise.
11610 (find_use_as_address): Likewise.
11611 * integrate.c (expand_iline_function): Likewise.
11612 * regmove.c (try_auto_increment): Likewise.
11614 2002-01-16 Graham Stott <grahams@redhat.com>
11616 * sched-rgn.c (passed): Use sbitmap_free.
11617 (header): Likewise.
11619 (in_queue): Likewise.
11620 (in_stack): Likewise.
11622 2002-01-15 Eric Christopher <echristo@redhat.com>
11624 * flow.c (propagate_one_insn): Change to use fatal_insn.
11626 2002-01-15 Kazu Hirata <kazu@hxi.com>
11628 * expmed.c (extract_fixed_bit_field): Remove unused code.
11629 * system.h: Poison SLOW_ZERO_EXTEND.
11630 * doc/tm.texi: Remove.
11631 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
11632 * config/arm/arm.h: Likewise.
11633 * config/avr/avr.h: Likewise.
11634 * config/clipper/clipper.h: Likewise.
11635 * config/convex/convex.h: Likewise.
11636 * config/d30v/d30v.h: Likewise.
11637 * config/dsp16xx/dsp16xx.h: Likewise.
11638 * config/elxsi/elxsi.h: Likewise.
11639 * config/fr30/fr30.h: Likewise.
11640 * config/h8300/h8300.h: Likewise.
11641 * config/i370/i370.h: Likewise.
11642 * config/i386/i386.h: Likewise.
11643 * config/m68k/m68k.h: Likewise.
11644 * config/mips/mips.h: Likewise.
11645 * config/ns32k/ns32k.h: Likewise.
11646 * config/pdp11/pdp11.h: Likewise.
11647 * config/pj/pj.h: Likewise.
11648 * config/s390/s390.h: Likewise.
11649 * config/sh/sh.h: Likewise.
11650 * config/stormy16/stormy16.h: Likewise.
11651 * config/v850/v850.h: Likewise.
11652 * config/vax/vax.h: Likewise.
11653 * config/we32k/we32k.h: Likewise.
11655 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
11657 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
11658 (altivec_lvsl): Change constraint to b.
11659 (altivec_lvsr): Same.
11660 (altivec_lvebx): Same.
11661 (altivec_lvehx): Same.
11662 (altivec_lvewx): Same.
11663 (altivec_lvxl): Same.
11664 (altivec_lvx): Same.
11665 (altivec_stvx): Add parallel.
11666 (altivec_stvxl): Same.
11667 (altivec_stvehx): Same.
11668 (altivec_stvebx): Same.
11669 (altivec_stvebx): Same.
11671 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
11673 * config.gcc: Change altivec.h to altivec-defs.h.
11675 * config/rs6000/altivec.h: Delete.
11677 * config/rs6000/altivec-defs.h: Add.
11679 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
11681 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
11684 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
11685 less than or equal to eight bytes.
11687 * vax.md (andsi3): Remove constraints and change SET destination
11688 operand type to nonimmediate_operand.
11689 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
11690 when it is a CONST_INT.
11692 2002-01-15 Jason Merrill <jason@redhat.com>
11694 * c-common.def (FILE_STMT): New code.
11695 * c-common.c (statement_code_p): It's a statement.
11696 * c-common.h (stmt_tree_s): Add x_last_filename.
11697 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
11698 (last_expr_filename): New macro.
11699 * c-semantics.c (begin_stmt_tree): Initialize it.
11700 (add_stmt): If the filename changed, also insert a
11702 (expand_stmt): Handle seeing one.
11704 2002-01-15 Eric Christopher <echristo@redhat.com>
11706 * flow.c (propagate_one_insn): Add error message and print out
11707 insn for debugging.
11709 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11711 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
11712 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
11713 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
11714 TRAMPOLINE_ALIGNMENT.
11715 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
11717 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
11718 PCC_BITFIELD_TYPE_MATTERS.
11719 * config/interix.h (STDC_VALUE): Remove. Use
11720 STDC_0_IN_SYSTEM_HEADERS.
11721 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
11722 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
11723 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
11725 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
11727 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
11728 not work on this platform currently.
11730 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11732 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
11733 readonly_warning in _().
11735 2002-01-15 Douglas B Rupp <rupp@gnat.com>
11737 * gcc.c (delete_if_ordinary): Backout previous change.
11739 2002-01-15 Kazu Hirata <kazu@hxi.com>
11741 * config/h8300/h8300.c (print_operand): Remove support for
11742 unused operand characters.
11744 * read-rtl.c: Fix formatting.
11745 * real.c: Likewise.
11746 * recog.c: Likewise.
11747 * regclass.c: Likewise.
11748 * regmove.c: Likewise.
11749 * reg-stack.c: Likewise.
11750 * reload1.c: Likewise.
11751 * rtlanal.c: Likewise.
11753 2002-01-15 Kazu Hirata <kazu@hxi.com>
11755 * config/i386/i386.c: Fix formatting.
11757 2002-01-15 Jakub Jelinek <jakub@redhat.com>
11759 * c-typeck.c (process_init_element): Don't save_expr
11760 COMPOUND_LITERAL_EXPR if just its initializer will be used.
11762 2002-01-15 David Edelsohn <edelsohn@gnu.org>
11764 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
11765 emit optional traceback table if optimize_size or TARGET_ELF.
11766 * config/rs6000/rs6000.md (prefetch): New.
11768 2002-01-15 Andreas Jaeger <aj@suse.de>
11770 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
11772 2002-01-15 Kazu Hirata <kazu@hxi.com>
11774 * mips-tfile.c: Fix formatting.
11776 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
11778 * unroll.c (final_reg_note_copy): Fix previous commit.
11780 2002-01-14 Kazu Hirata <kazu@hxi.com>
11782 * config/h8300/h8300-protos.h: Remove the prototype for
11784 * config/h8300/h8300.c (eq_operator): Remove.
11786 2002-01-14 Richard Henderson <rth@redhat.com>
11788 * config/i386/i386.md (prefetch): Tidy.
11789 (prefetch_3dnow): Fix locality operand.
11791 2002-01-14 Richard Henderson <rth@redhat.com>
11793 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
11794 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
11796 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
11798 * reload1.c (reload_combine): Pass reg_sum replacement through
11799 copy_rtx in loop performing multiple changes.
11801 2002-01-14 Jakub Jelinek <jakub@redhat.com>
11803 * except.c (remove_unreachable_regions): New.
11804 (free_eh_status): Clear exception_handler_labels.
11805 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
11806 (find_exception_handler_labels): Don't add the same label more than
11808 (remove_exception_handler_label): Don't die if
11809 find_exception_handler_labels hasn't been called for the current
11812 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
11814 * toplev.c (rest_of_compilation): Rebuild jump labels after
11817 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11819 * doc/extend.texi: Move documentation of X86 built-in functions
11821 * doc/invoke.texi: From here.
11822 * doc/sourcebuild.texi: Document location of documentation for
11823 machine built-in functions.
11825 2002-01-13 Christopher Faylor <cgf@redhat.com>
11827 * cppfiles.c (TEST_THRESHOLD): New macro.
11828 (SHOULD_MMAP): Ditto.
11829 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
11832 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
11834 * unroll.c (final_reg_note_copy): Properly handle
11836 (unroll_loops): Fix LOOP_CONDITION heuristics.
11838 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
11840 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
11841 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
11843 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
11845 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
11848 2002-01-14 Tom Rix <trix@redhat.com>
11850 * config/rs6000/rs6000.md: Fix typo with sradi.
11852 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
11854 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
11855 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
11856 (clrstrdi, clrstrsi): Adapt callers.
11858 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
11860 (movti splitter): Never use register 0 as base register.
11862 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
11864 * combine.c (simplify_shift_const): Always generate new rtx
11865 for shift expression instead of reusing given expression.
11867 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11869 * config/alpha/alpha.c (alpha_expand_mov): Don't call
11870 alpha_legitimize_address unless mode is Pmode.
11872 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
11874 * doc/md.texi (Modifiers): Document the '*' constraint for the
11877 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
11878 * doc/extend.texi (Function Attributes): 'interrupt' is valid
11881 2002-01-13 Richard Henderson <rth@redhat.com>
11883 * reload.c (find_reloads): Use a hard reg destination as reload reg
11884 for an input reload of the source.
11886 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11888 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
11891 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
11893 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11894 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11896 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
11898 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11900 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
11902 2002-01-12 Tom Rix <trix@redhat.com>
11904 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
11907 2002-01-12 Richard Henderson <rth@redhat.com>
11909 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
11911 * doc/invoke.texi: Update Alpha options.
11913 * doc/invoke.texi: Update i386 built-in function lists.
11915 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
11917 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
11918 referencing outside.
11920 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11922 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
11923 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
11924 offsets, and change line folding.
11925 * optabs.c (expand_binop): Remove warnings.
11926 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
11928 2002-01-12 Graham Stott <grahams@redhat.com>
11930 * attribs.c (handle_deprecated_attribute): constify WHAT.
11931 * diagnostic.c (warn_deprecated_use): Add braces, fixes
11932 dangling else warning and constify WHAT.
11933 * except.h (struct function, struct inline_remap): Move
11934 struct tag forward defs before all prototypes.
11935 (duplicate_eh_regions): Whitespace.
11937 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
11939 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
11940 MODE_BASE_REG_CLASS.
11941 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
11943 2002-01-12 Richard Henderson <rth@redhat.com>
11945 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
11946 (ix86_expand_vector_move): New.
11947 (bdesc_2arg): Remove andps, andnps, orps, xorps.
11948 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
11949 Remove old prefetch builtins. Special case the logicals removed above.
11950 (ix86_expand_builtin): Likewise.
11951 (safe_vector_operand): Use V4SFmode, not TImode.
11952 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
11953 (ix86_expand_timode_binop_builtin): New.
11954 * config/i386/i386-protos.h: Update.
11955 * config/i386/i386.h (enum ix86_builtins): Update.
11956 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
11957 Use ix86_expand_vector_move in vector move expanders.
11958 (movti_internal, movti_rex64): Add xorps alternative.
11959 (sse_clrv4sf): Rename and adjust from sse_clrti.
11960 (prefetch): Don't work so hard.
11961 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
11962 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
11963 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
11965 2002-01-11 Richard Henderson <rth@redhat.com>
11967 * config/i386/mmintrin.h: New file.
11968 * config/i386/xmmintrin.h: New file.
11969 * config.gcc (i?86-*-*): Add extra_headers.
11970 * simplify-rtx.c (simplify_unary_operation): Handle saturating
11972 (simplify_binary_operation): Handle saturating arithmetic codes.
11973 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
11974 not the lowpart subreg.
11975 (ix86_expand_builtin): Return a TImode dummy register instead of 0
11977 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
11979 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11981 * conflict.c (conflict_graph_compute): Free regsets when finished.
11982 * ssa.c (compute_coalesced_reg_partition): Likewise.
11984 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11986 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
11987 every where we allocate a register.
11989 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11991 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
11992 * lcm.c (compute_earliest, compute_farthest): Likewise.
11994 2002-01-11 Janis Johnson <janis187@us.ibm.com>
11996 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
11998 2002-01-11 Janis Johnson <janis187@us.ibm.com>
12000 * doc/rtl.texi (Insns): Fix 2 typos.
12002 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
12004 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
12005 options. Use @table @gcctabopt for MMIX options. Add index
12006 entries for MMIX options. Start new paragraph with first
12007 heading of the machine-dependent options.
12009 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
12012 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
12013 * combine.c (force_to_mode): Same.
12014 * reload1.c (clear_reload_reg_in_use): Same.
12016 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
12018 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
12021 2002-01-11 Andreas Jaeger <aj@suse.de>,
12022 Brad Lucier <lucier@math.purdue.edu>
12024 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
12027 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
12029 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
12030 Protect with IN_LIBGCC.
12031 (LINK_EH_SPEC): Add required trailing space.
12033 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
12035 * c-tree.h: Move function declarations so that they are listed
12036 under the filename which contains them.
12037 (check_identifier, finish_decl_top_level,
12038 lookup_name_current_level_global, shadow_record_fields): Remove.
12040 2002-01-11 Andreas Jaeger <aj@suse.de>
12042 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
12045 2002-01-10 Richard Henderson <rth@redhat.com>
12047 * config/alpha/alpha.c (print_operand): Add 'J'.
12048 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
12049 new operand with the sequence number for the lituse. When splitting
12050 the insns, use gen_movdi_er_high_g and generate a sequence number.
12051 (gen_movdi_er_high_g): Print the sequence number if non-zero.
12053 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
12055 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
12056 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
12058 (altivec_expand_builtin): Same.
12059 (altivec_expand_stv_builtin): New.
12061 * config/rs6000/rs6000.h (rs6000_builtins): Same.
12063 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
12064 ("altivec_lvehx"): New.
12065 ("altivec_lvewx"): New.
12066 ("altivec_lvxl"): New.
12067 ("altivec_lvx"): New.
12068 ("altivec_stvx"): New.
12069 ("altivec_stvebx"): New.
12070 ("altivec_stvehx"): New.
12071 ("altivec_stvewx"): New.
12072 ("altivec_stvxl"): New.
12074 2002-01-10 Richard Henderson <rth@redhat.com>
12076 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
12077 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
12078 care not to delete instructions twice.
12080 2002-01-10 Zack Weinberg <zack@codesourcery.com>
12082 * toplev.c: Don't declare environ (it's not used anywhere).
12083 * configure.in: Don't check for declaration of environ.
12084 * config/i386/xm-mingw32.h: Don't #define environ.
12085 * config.in, configure: Regenerate.
12087 2002-01-10 Zack Weinberg <zack@codesourcery.com>
12089 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
12090 * configure: Regenerate.
12092 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
12093 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
12094 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
12096 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
12097 LIMITS_H_TEST here, not in m68k/x-next.
12098 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
12099 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
12101 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
12102 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
12103 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
12105 * config/i386/x-djgpp: Renamed i386/t-djgpp.
12106 * config/m88k/x-dolph: Renamed m88k/t-dolph.
12107 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
12108 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
12109 replacement of quadlib.asm with quadlib.c.
12111 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
12112 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
12113 config/rs6000/xm-beos.h: Delete file.
12115 * config.gcc: Update to match above changes.
12117 2002-01-10 Kazu Hirata <kazu@hxi.com>
12119 * config/h8300/h8300.h: Fix comment typos.
12120 * config/h8300/h8300.md: Likewise.
12121 * config/h8300/lib1funcs.asm: Likewise.
12123 2002-01-10 Dale Johannesen <dalej@apple.com>
12125 PR optimization/5269
12126 * unroll.c (precondition_loop_p): Make *increment be the correct
12127 sign when n_iterations known, to avoid confusing caller.
12129 2002-01-10 Kazu Hirata <kazu@hxi.com>
12131 * doc/extend.texi (deprecated): Fix a typo.
12133 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
12135 * basic-block.h (update_br_prob_note): Declare.
12136 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
12137 (try_forward_edges): Care negative frequencies and update note.
12138 (outgoing_edges_match): Tweek conditional merging heuristics.
12139 (try_crossjump_to_edge): use update_br_prob_note.
12140 * cfglayout.c (fixup_reorder_chain): Likewise.
12141 * cfrtl.c (update_br_prob_note): New.
12142 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
12144 * i386.c (ix86_decompose_address): Return -1 if address contains
12146 (legitimate_address_p): Require ix86_decompose_address to return 1.
12148 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
12149 (cprop_insn): Likewise.
12151 2002-01-10 Kazu Hirata <kazu@hxi.com>
12153 * toplev.c: Fix formatting.
12154 * tree.c: Likewise.
12155 * tree-dump.c: Likewise.
12156 * unroll.c: Likewise.
12157 * unwind-dw2.c: Likewise.
12158 * unwind-dw2-fde.c: Likewise.
12159 * unwind-dw2-fde-glibc.c: Likewise.
12160 * unwind-sjlj.c: Likewise.
12162 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12164 * doc/invoke.texi: Document PDP-11 options.
12166 2002-01-10 Kazu Hirata <kazu@hxi.com>
12168 * config/h8300/h8300.h: Fix formatting.
12170 2002-01-10 Ira Ruben <ira@apple.com>
12172 Add __attribute__ ((deprecated)).
12173 * extend.texi: Document __attribute__ ((deprecated)).
12174 * invoke.texi: Document -Wno-deprecated-declarations.
12175 * testsuite/g++.dg/other/deprecated.C: New C++ test.
12176 * testsuite/gcc.dg/deprecated.c: New C test.
12177 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
12178 (c_common_attribute_table): Add "deprecated" entry.
12179 (handle_deprecated_attribute): New function.
12180 * c-decl.c (deprecated_states): New enum.
12181 deprecated_state: State of "deprecated" handling.
12182 (start_decl): Set deprecated_state based on attributes.
12183 (grokdeclarator): Test for deprecated uses, propagate attribute.
12184 * c-typeck.c (build_component_ref): Test for deprecated fields.
12185 (build_external_ref): Test for deprecated primaries.
12186 * diagnostic.c (warn_deprecated_use) New function to issue
12187 warnings about __attribute__ ((depricated)) references.
12188 * flags.h (warn_deprecated_decl): Extern declared for
12189 -W[no-]deprecated-declarations option.
12190 * print-tree.c (print_node): Show deprecated flag status.
12191 * toplev.c (warn_deprecated_decl): Defined.
12192 (W_options): Added "deprecated-declaration".
12193 * toplev.h (warn_deprecated_use): Extern declared.
12194 * tree.h (struct tree_common): Define deprecated_flag.
12195 (TREE_DEPRECATED): New macro to access flag.
12196 * cp/call.c (build_call): Test for deprecated calls.
12197 * cp/class.c (add_implicitly_declared_members): Set global
12198 flag to tell grokdeclarator to not issue deprecated warnings.
12199 * cp/cp-tree.h: Add extern for adding_implicit_members.
12200 * cp/decl.c (deprecated_states): New enum.
12201 (start_decl): Set deprecated_state based on attributes.
12202 (grokdeclarator): Test for deprecated uses, propagate attribute.
12203 * cp/lex.c (do_identifier): Test for deprecated primaries.
12204 * cp/typeck.c (build_component_ref): Test for deprecated fields.
12206 2002-01-10 Ira Ruben <ira@apple.com>
12208 Fix to assign attributes to inline member functions.
12209 * cp/decl.c (start_method): Handle attrlist.
12211 2002-01-10 Kazu Hirata <kazu@hxi.com>
12213 * combine.c (expand_field_assignment): Use subreg_lsb().
12215 2002-01-10 David Edelsohn <edelsohn@gnu.org>
12217 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
12218 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
12219 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
12220 Recurse for any operand of AND as long as constant is non-zero.
12222 2002-01-10 Kazu Hirata <kazu@hxi.com>
12224 * config/h8300/h8300.md: Remove constraints from expanders.
12226 2002-01-10 Kazu Hirata <kazu@hxi.com>
12228 * varasm.c: Fix formatting.
12229 * varray.c: Likewise.
12230 * vmsdbgout.c: Likewise.
12231 * xcoffout.c: Likewise.
12233 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
12235 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
12236 update edge probabilities to match.
12238 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
12240 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
12242 * doc/languages.texi, doc/sourcebuild.texi: New files.
12243 * doc/configfiles.texi: Make a subsubsection. Update.
12244 * doc/configterms.texi: Add @node. Remove warning that this isn't
12245 instructions for building GCC.
12246 * doc/makefile.texi: Make a subsection.
12247 * doc/gccint.texi: Update.
12249 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
12251 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
12253 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
12255 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
12257 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
12259 * optabs.c (expand_fix): Look for wider integer modes first.
12261 * i386.md (mov?f): Avoid the fake const double trick for medium
12263 (min?f*/max?f*): Prohibit memory operands for i387 variant.
12264 (fop_df_4): Disable for SSE compilation.
12266 2002-01-10 Graham Stott <grahams@redhat.com>
12268 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
12269 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
12271 2002-01-10 Richard Henderson <rth@redhat.com>
12273 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
12275 2002-01-10 Richard Henderson <rth@redhat.com>
12277 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
12278 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
12280 2002-01-10 Kazu Hirata <kazu@hxi.com>
12282 * combine.c (can_combine_p): Fix a comment typo.
12284 2002-01-09 Zack Weinberg <zack@codesourcery.com>
12286 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
12287 empty list correctly. Change loop index $t to $f for
12288 consistency with rest of Makefile.
12290 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
12292 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
12293 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
12295 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
12296 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
12297 (altivec_init_builtins): Same.
12298 (altivec_expand_unop_builtin): Return NULL_RTX on error.
12299 (altivec_expand_binop_builtin): Same.
12300 (altivec_expand_ternop_builtin): Same.
12303 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
12304 ("altivec_vctuxs"): Fix typo.
12305 ("altivec_vnmsubfp"): Same.
12306 ("altivec_dssall"): New.
12307 ("altivec_mfvscr"): New.
12308 ("altivec_dss"): New.
12309 ("altivec_lvsl"): New.
12310 ("altivec_lvsr"): New.
12311 ("altivec_dstt"): New.
12312 ("altivec_dstst"): New.
12313 ("altivec_dststt"): New.
12314 ("altivec_dst"): New.
12316 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
12317 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
12319 2002-01-09 Richard Henderson <rth@redhat.com>
12321 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
12323 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
12325 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
12327 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
12329 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
12331 2002-01-09 Kazu Hirata <kazu@hxi.com>
12333 * read-rtl.c: Fix formatting.
12334 * real.c: Likewise.
12335 * regclass.c: Likewise.
12336 * regrename.c: Likewise.
12337 * reg-stack.c: Likewise.
12338 * reload1.c: Likewise.
12339 * reload.c: Likewise.
12342 2002-01-09 Kazu Hirata <kazu@hxi.com>
12344 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
12345 to extract items in the expr_list chain.
12347 2002-01-09 Richard Henderson <rth@redhat.com>
12349 * config/vax/vax.c (vax_rtx_cost): Never abort.
12351 * config/vax/vax.h (REAL_ARITHMETIC): Define.
12353 2002-01-09 Jan Hubicka <jh@suse.cz>
12355 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
12357 2002-01-09 Richard Henderson <rth@redhat.com>
12359 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
12360 Unify code from various alternatives.
12362 2002-01-09 Richard Henderson <rth@redhat.com>
12364 * regrename.c (copy_value): Ignore the copy if the source register
12365 is present in the value chain with a narrower mode.
12367 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
12369 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
12370 for the c4x target. Also improve layout.
12372 2002-01-09 Richard Henderson <rth@redhat.com>
12374 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
12375 * config/m32r/m32r.md (and ior xor splitters): Swap operands
12376 to match insn patterns.
12378 2002-01-09 Richard Henderson <rth@redhat.com>
12380 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
12381 (copyprop_hardreg_forward_1): Likewise.
12383 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12385 * pa.md (decrement_and_branch_until_zero): Change predicate for
12386 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
12388 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
12390 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
12391 gets undefined. For Darwin.
12393 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
12395 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
12397 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12399 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
12401 2002-01-08 Richard Henderson <rth@redhat.com>
12403 * regrename.c (copy_value): Ignore overlapping copies.
12405 2002-01-08 Richard Henderson <rth@redhat.com>
12407 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
12408 as needed to avoid shared structure.
12410 2002-01-08 Kazu Hirata <kazu@hxi.com>
12412 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
12415 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
12417 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
12418 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
12419 documentation of obsolete macros.
12420 * system.h: Poison these macros.
12421 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
12422 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
12423 config/c4x/c4x.h, config/clipper/clipper.h,
12424 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
12425 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
12426 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
12427 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
12428 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
12429 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
12430 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
12431 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
12432 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
12433 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
12434 config/sparc/sparc.h, config/stormy16/stormy16.h,
12435 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
12436 definitions and commented out definitions of obsolete macros.
12437 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
12438 of MAX_INT_TYPE_SIZE.
12440 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
12442 * config/s390/s390.c (s390_preferred_reload_class): Never
12443 return ADDR_REGS if it isn't a subset of the given class.
12444 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
12445 FP_REGS, but all superclasses as well.
12447 * config/s390/s390.c (s390_function_profiler): Fix thinko.
12449 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
12450 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
12451 must not be a const_int.
12453 2002-01-08 Richard Henderson <rth@redhat.com>
12455 * Makefile.in (toplev.o): Depend on options.h.
12456 (gcc.o): Depend on specs.h.
12458 2002-01-08 Jakub Jelinek <jakub@redhat.com>
12460 * expr.c (store_expr): Convert VOIDmode constants back to target's
12463 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12465 * doc/invoke.texi: Markup gcc as @command. Refer to
12466 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
12467 of http://gcc.gnu.org/thanks.html.
12469 2002-01-08 Dale Johannesen <dalej@apple.com>
12471 * config/rs6000/rs6000.md: Add missing int register
12472 target case to movdf_low.
12474 2002-01-08 Zack Weinberg <zack@codesourcery.com>
12476 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
12477 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
12478 (cppinit.o): Depend on except.h.
12479 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
12480 s-specs): New rules.
12482 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
12483 Don't create specs.h/options.h/gencheck.h here. Remove
12484 unnecessary variable settings from last argument of AC_OUTPUT.
12485 * config.in, configure: Regenerate.
12486 * intl.c: Hardcode package name as "gcc".
12488 * cppinit.c: Include except.h.
12489 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
12491 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
12492 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
12493 (!)USING_SJLJ_EXCEPTIONS.
12494 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
12496 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
12498 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
12499 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
12500 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
12501 documentation of obsolete macros.
12502 * system.h: Poison these macros.
12503 * config/d30v/d30v.h, config/ns32k/encore.h,
12504 config/stormy16/stormy16.h: Remove definitions and commented out
12505 definitions of obsolete macros.
12507 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
12509 * objc/objc-act.c (handle_class_ref): Mark the declaration of
12510 %sobjc_class_ref_%s as used - to prevent unwanted compiler
12513 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
12515 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
12516 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
12517 to insn adjusting stack/frame pointer.
12518 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
12519 accept operands that cause the insn to be non-splittable.
12521 2002-01-08 Graham Stott <grahams@redhat.com>
12523 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
12524 (C_TYPE_FIELDS_VOLATILE): Likewise.
12525 (C_TYPE_BEING_DEFINED): Likewise.
12526 (C_IS_RESERVED_WORD): Likewise.
12527 (C_TYPE_VARIABLE_SIZE): Likewise.
12528 (C_DECL_VARIABLE_SIZE): Likewise.
12529 (C_MISSING_PROTOTYPE_WARNED): Likewise.
12530 (C_SET_EXP_ORIGINAL_CODE): Likewise.
12531 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
12533 (C_DECL_ANTICIPATED): Likewise.
12534 (c_build_type_variant): Add parenthesis.
12536 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
12538 * gcc.c (option_map): Remove --version.
12539 (process_command): Handle -fversion following the GNU Coding
12540 Standards. Partially addresses PR other/704.
12542 2002-01-08 Graham Stott <grahams@redhat.com>
12544 * combine.c (combine_instructions): Fix typo.
12546 2002-01-08 Graham Stott <grahams@redhat.com>
12548 * debug.h: Use "tree" and "rtx" throughout.
12550 * debug.c: Likewise.
12552 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
12554 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
12555 constant pool, use the pool's version of the symbol instead.
12557 2002-01-07 Richard Henderson <rth@redhat.com>
12559 * regrename.c (find_oldest_value_reg): Ignore the value chain if
12560 the original register was copied in a mode with a fewer number of
12561 hard registers than the desired mode.
12562 (copyprop_hardreg_forward_1): Likewise.
12563 (debug_value_data): Fix loop test.
12564 * toplev.c (parse_options_and_default_flags): Reenable
12565 -fcprop-registers at -O1.
12567 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
12569 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
12570 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
12572 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
12575 * config/rs6000/rs6000.md: Add altivec predicate patterns.
12577 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
12579 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
12580 (pa_output_function_prologue): Output local label at the beginning of
12581 the prologue when profiling.
12582 (hppa_profile_hook): Use the local label rather than the function label.
12583 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
12585 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
12587 * config/rs6000/rs6000.c (print_operand): Remove extra space.
12588 (altivec_expand_unop_builtin): Fix thinko.
12589 (altivec_expand_binop_builtin): Same.
12590 (altivec_expand_ternop_builtin): Same.
12591 (altivec_expand_builtin): Same.
12593 2002-01-07 Richard Henderson <rth@redhat.com>
12595 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
12597 2002-01-07 Jason Merrill <jason@redhat.com>
12599 * unwind-dw2.c (execute_cfa_program): Use < again.
12601 2002-01-07 Jakub Jelinek <jakub@redhat.com>
12603 * predict.c (combine_predictions_for_insn): Avoid division by zero.
12605 2002-01-07 Jakub Jelinek <jakub@redhat.com>
12607 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
12608 Don't allow -1 - x -> ~x simplifications in the first pass.
12610 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
12612 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
12614 (altivec_expand_binop_builtin): Same.
12615 (altivec_expand_unop_builtin): Same.
12616 (print_operand): Fix typo.
12617 (bdesc_1arg): Add vupk* variants.
12619 * rs6000.h (rs6000_builtins): Add vupk* enums.
12621 * rs6000.md: Add altivec_vupk* variants.
12623 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12625 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
12626 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
12627 and last update dates.
12629 2002-01-07 Janis Johnson <janis187@us.ibm.com>
12631 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
12633 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
12635 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
12636 * config/avr/avr.h (CPP_SPEC): Likewise.
12637 (LINK_SPEC): Likewise.
12638 (CRT_BINUTILS_SPECS): Likewise.
12639 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12640 * doc/invoke.texi (AVR Options): Document them.
12642 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
12644 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
12647 2002-01-07 Graham Stott <grahams@redhat.com>
12649 * config/i386/i386.h: Update copyright date.
12650 (HALF_PIC_PTR): Add parenthesis.
12651 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
12652 (CONSTANT_ALIGNMENT): Add parenthesis.
12653 (DATA_ALIGNMENT): Likewise.
12654 (LOCAL_ALIGNMENT): Likewise.
12655 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
12656 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
12657 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
12658 (HARD_REGNO_NREGS): Add paranethesis.
12659 (VALID_SSE_REG_MODE): Whitespace.
12660 (VALID_MMX_REG_MODE): Whitespace.
12661 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
12662 (ix86_hard_regno_mode_ok): Add parenthesis.
12663 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
12664 (RETURN_IN_MEMORY): Whitespace.
12665 (N_REG_CLASSES): Add parenthesis.
12666 (INTEGER_CLASS_P): Add parenthesis and wrap.
12667 (FLOAT_CLASS_P): Likewise.
12668 (SSE_CLASS_P): Likewise.
12669 (MMX_CLASS_P): Likewise.
12670 (MAYBE_INTEGER_CLASS_P): Likewise.
12671 (MAYBE_FLOAT_CLASS_P): Likewise.
12672 (MAYBE_SSE_CLASS_P): Likewise.
12673 (MAYBE_MMX_CLASS_P): Likewise.
12674 (Q_CLASS_P): Likewise.
12675 (GENERAL_REGNO_P): Uppercase macro parameter.
12676 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
12677 (FP_REGNO_P): Likewise.
12678 (ANY_FP_REGNO_P): Uppercase macro parameter.
12679 (SSE_REGNO_P): Likewise.
12680 (SSE_REGNO): Likewise.
12681 (SSE_REG_P): Likewise.
12682 (SSE_FLOAT_MODE_P): Likewise.
12683 (MMX_REGNO_P): Likewise.
12684 (MMX_REG_P):Likewise.
12685 (STACK_REG_P): Likewise.
12686 (NON_STACK_REG_P): Likewise.
12687 (STACK_TOP_P): Likewise.
12688 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
12689 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
12690 (SECONDARY_MEMORY_NEEDED): Likewise.
12691 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
12692 (MD_ASM_CLOBBERS): Whitespace and wrap.
12693 (MUST_PASS_IN_STACK): Whitespace and wrap.
12694 (RETURN_POPS_ARGS): Add parenthesis.
12695 (INIT_CUMULATIVE_ARGS): Likewise.
12696 (FUNCTION_ARG): Likewise.
12697 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
12698 (SETUP_INCOMING_VARARGS): Likewise.
12699 (BUILD_VA_LIST_TYPE): Add parenthesis.
12700 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
12702 (EXPAND_BUILTIN_VA_ARG): Likewise.
12703 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
12704 (INITIALIZE_TRAMPOLINE): Add parenthesis.
12705 (INITIAL_ELIMINATION_OFFSET): Likewise.
12706 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
12707 (REGNO_OK_FOR_BASE_P): Likewise.
12708 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
12709 (REGNO_OK_FOR_DIREG_P): Likewise.
12710 (REG_OK_FOR_INDEX_P): Whitespace.
12711 (REG_OK_FOR_BASE_P): Whitespace.
12712 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
12714 (FIND_BASE_TERM): Fix typo.
12715 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
12716 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
12717 (SYMBOLIC_CONST; Whitespace.
12718 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
12719 (ENCODE_SECTION_INFO): Whitespace.
12720 (FINALIZE_PIC): Remove do { ... } while (0).
12721 (PROMOTE_MODE): Wrap in do { ... } while (0).
12722 (CONST_COSTS): Whitespace.
12723 (RTX_COSTS): Add paramethesis, whitespace and wrap.
12724 (REGISTER_MOVE_COST): Add parenthesis.
12725 (MEMORY_MOVE_COST): Likewise.
12726 (EXTRA_CC_MODES): Whitespace.
12727 (SELECT_CC_MODE): Add parenthesis and whitespace.
12728 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
12729 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
12730 (ASM_OUTPUT_LABEL): Add paramethesis.
12731 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
12732 (ASM_OUTPUT_REG_POP): Likewise.
12733 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
12734 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
12736 * config/i386/i386.c: Update copyright.
12737 (CHECK_STACK_LIMIT): Add parenthesis.
12738 (AT_BP): Uppercase macro parameter.
12739 (x86_64_int_parameter_registers): Constify.
12740 (x86_64_int_return_registers): Likewise.
12741 (ix86_compare_op0): Use rtx.
12742 (construct_container): Constify INTREG parameter.
12743 (function_arg): Use rtx.
12745 * diagnostic.h: Update copyright date.
12746 (output_buffer_state): Add parenthesis.
12747 (output_buffer_format_args): Likewise.
12749 * combine.c (combine_instructions): Replace XEXP (links, 0)
12752 2002-01-06 H.J. Lu <hjl@gnu.org>
12754 * cfgcleanup.c (thread_jump): Fix 2 typos.
12756 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
12758 * config.gcc: Add support for --enable-altivec.
12760 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
12762 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
12764 2002-01-06 Jakub Jelinek <jakub@redhat.com>
12766 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
12767 __objc_class_name_*.
12769 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
12771 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
12773 2002-01-06 Richard Henderson <rth@redhat.com>
12775 * reorg.c (emit_delay_sequence): Remove death notes, not merely
12776 nop them out. Increment label reference count for REG_LABEL.
12777 (fill_slots_from_thread): Frob label reference count around
12778 delete_related_insns.
12780 2002-01-05 Richard Henderson <rth@redhat.com>
12782 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
12785 2002-01-05 Richard Henderson <rth@redhat.com>
12787 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
12788 * integrate.c (output_inline_function): Likewise.
12789 * toplev.c (rest_of_compilation): Do it here instead. Move call
12790 to remove_unnecessary_notes after emitting abstract instance.
12791 Force an emitted nested function to have its parent emited as well.
12792 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
12794 (rtl_for_decl_location): Do not look at reload data structures
12795 before reload has run.
12797 2002-01-05 Kazu Hirata <kazu@hxi.com>
12799 * cse.c: Fix formatting.
12800 * dwarf2asm.c: Likewise.
12801 * dwarf2out.c: Likewise.
12802 * explow.c: Likewise.
12803 * expmed.c: Likewise.
12804 * function.c: Likewise.
12805 * gcov.c: Likewise.
12806 * gencheck.c: Likewise.
12807 * genrecog.c: Likewise.
12808 * ggc-common.c: Likewise.
12809 * ggc-page.c: Likewise.
12810 * global.c: Likewise.
12812 2002-01-05 Kazu Hirata <kazu@hxi.com>
12814 * combine.c: Fix formatting.
12816 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
12819 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
12821 2002-01-05 David Edelsohn <edelsohn@gnu.org>
12823 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
12824 as 1 for __powerpc64__ as well.
12826 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
12828 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
12831 2002-01-05 Daniel Berlin <dan@dberlin.org>
12833 * lcm.c: Revert change, due to performance regression it causes on
12834 SPEC because it's slightly more conservative (sigh, I hate
12837 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
12839 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
12841 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12843 * doc/cppinternals.texi: Update.
12845 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
12847 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
12848 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
12850 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
12851 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
12852 kludge for pre-october-14th mmix versions to handle new-found bug
12853 with PUSHJ/PUSHGO and the register stack.
12854 * config/mmix/mmix.h (struct machine_function): Rename member
12855 has_call_value_without_parameters to has_call_without_parameters.
12856 All referers changed.
12857 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
12858 TARGET_MASK_BRANCH_PREDICT): New macros.
12859 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
12860 -mno-reg-stack-fill-bug-workaround.
12861 * config/mmix/mmix.md ("call"): Set struct machine member
12862 has_call_without_parameters.
12864 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
12866 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
12868 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
12870 * cfgcleanup.c: Include tm_p.h
12871 (mark_effect): Fix handling of hard register; fix handling of SET
12873 2002-01-04 Kazu Hirata <kazu@hxi.com>
12875 * config/h8300/h8300.md (anonymous patterns): Check that
12876 operands are registers before using REGNO on them.
12878 2002-01-03 Roland McGrath <roland@frob.com>
12880 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
12882 2002-01-04 Jakub Jelinek <jakub@redhat.com>
12884 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
12885 * c-common.h (genrtl_expr_stmt_value): Likewise.
12886 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
12887 (expand_expr_stmt_value): Add maybe_last argument.
12888 Don't warn about statement with no effect if it is the last statement
12889 in expression statement.
12890 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
12891 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
12892 expand_expr_stmt_value.
12893 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
12894 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
12895 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
12896 as maybe_last to expand_expr_stmt_value.
12898 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
12900 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
12901 be passed in, do not build it.
12902 (c_begin_if_stmt): New function.
12903 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12904 * c-common.h (c_expand_start_cond): Update prototype.
12905 (c_begin_if_stmt): Prototype new function.
12906 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12907 * c-parse.in (if_prefix): Use c_begin_if_stmt,
12908 c_begin_while_stmt and c_finish_while_stmt_cond.
12910 2002-01-04 William Cohen <wcohen@redhat.com>
12912 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
12913 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12914 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12915 * config/pa/som.h (ASM_FILE_START): Likewise.
12917 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
12919 * lcm.c: Include df.h.
12920 Add available_transfer_function prototype.
12921 (compute_available): Rework to use iterative dataflow framework.
12922 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
12923 with bb_info in df.h
12924 (available_transfer_function): New function.
12926 * Makefile.in (lcm.o): add df.h to dependencies.
12928 2002-01-04 Richard Henderson <rth@redhat.com>
12930 * config/alpha/alpha.c (some_operand): Accept HIGH.
12931 (input_operand): Likewise; accept simple references to globals.
12932 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
12933 (alpha_const_double_ok_for_letter_p): Likewise.
12934 (alpha_extra_constraint): Likewise.
12935 (alpha_preferred_reload_class): Likewise. Do not force
12936 symbolic constants to memory.
12937 (alpha_legitimate_address_p): Accept simple references
12938 to small_symbolic_operand.
12939 (alpha_legitimize_address): New arg scratch. Be prepared to be
12940 called when no_new_pseudos. Emit simple symbolic references.
12941 Split integers into low, high, and rest.
12942 (alpha_expand_mov): Use alpha_legitimize_address.
12943 (some_small_symbolic_mem_operand): New.
12944 (split_small_symbolic_mem_operand): New.
12945 * config/alpha/alpha-protos.h: Update.
12946 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
12947 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12948 (EXTRA_CONSTRAINT): Likewise.
12949 (PREFERRED_RELOAD_CLASS): Likewise.
12950 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
12951 (PREDICATE_CODES): Update.
12952 * config/alpha/alpha.md: New post-reload splitters to convert
12953 simplfied symbolic operands to the form that references $29.
12954 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
12955 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
12957 2002-01-03 Richard Henderson <rth@redhat.com>
12959 * local-alloc.c (function_invariant_p): Update commentary.
12961 2002-01-04 H.J. Lu <hjl@gnu.org>
12963 * toplev.c (rest_of_compilation): Fix a typo when calling
12966 2002-01-03 Kazu Hirata <kazu@hxi.com>
12968 * c-common.c: Fix formatting.
12969 * diagnostic.c: Likewise.
12970 * doloop.c: Likewise.
12971 * dwarf2out.c: Likewise.
12973 2002-01-03 Kazu Hirata <kazu@hxi.com>
12975 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
12976 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
12978 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12980 * cpperror.c: Update comments and copyright.
12981 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
12982 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
12984 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
12986 * collect2.c (main): Use strcmp when testing for "-shared".
12988 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12990 * cppmacro.c: Don't include intl.h. Update comments.
12991 (new_number_token): Allocate enough buffer for 64-bit unsigned
12992 integers; update prototype.
12993 * cppmain.c: Update comments.
12995 2002-01-03 William Cohen <wcohen@redhat.com>
12997 * function.h (struct function): Add profile.
12998 (current_function_profile): New.
12999 doc/extend.texi: Update documentation.
13000 * final.c (final_start_function): Use current_function_profile
13001 instead of profile_flag.
13002 (profile_after_prologue): Likewise.
13003 * function.c (expand_function_start): Likewise.
13004 (expand_function_start): Likewise.
13005 * config/alpha/alpha.c (direct_call_operand):
13006 (alpha_does_function_need_gp): Likewise.
13007 (alpha_expand_prologue): Likewise.
13008 * config/arm/arm.c (arm_expand_prologue): Likewise.
13009 thumb_expand_prologue: Likewise.
13010 * config/d30v/d30v.c (d30v_stack_info): Likewise.
13011 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
13012 (fr30_expand_prologue): Likewise.
13013 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
13014 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
13015 * config/i386/i386.h (FINALIZE_PIC): Likewise.
13016 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
13017 * config/i960/i960.c (i960_output_function_prologue): Likewise.
13018 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
13019 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
13020 (m32r_expand_prologue): Likewise.
13021 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
13022 (m88k_expand_prologue): Likewise.
13023 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
13024 * config/mips/mips.c (compute_frame_size): Likewise.
13025 (mips_expand_prologue): Likewise.
13026 (mips_can_use_return_insn): Likewise.
13027 * config/pa/elf.h (ASM_FILE_START): Likewise.
13028 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
13029 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
13030 * config/pa/som.h (ASM_FILE_START): Likewise.
13031 * config/romp/romp.c (romp_using_r14): Likewise.
13032 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
13033 (rs6000_stack_info): Likewise.
13034 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
13035 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
13036 * config/v850/v850.c (compute_register_save_size): Likewise.
13038 2002-01-03 Jakub Jelinek <jakub@redhat.com>
13040 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
13041 gen_lowpart_common fails, use gen_lowpart_SUBREG.
13043 2002-01-03 Turly O'Connor <turly@apple.com>
13045 * darwin.c (machopic_output_possible_stub_label): Don't generate
13046 stub routines for pseudo-stubs which we've just defined.
13048 2002-01-03 Kazu Hirata <kazu@hxi.com>
13050 * builtins.c: Fix formatting.
13051 * c-typeck.c: Likewise.
13052 * combine.c: Likewise.
13053 * expr.c: Likewise.
13054 * loop.c: Likewise.
13056 2002-01-03 Andreas Schwab <schwab@suse.de>
13058 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
13059 and return true if _cpp_push_next_buffer pushed a new include
13061 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
13062 _cpp_pop_file_buffer did not push a new file.
13063 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
13065 2002-01-02 Eric Christopher <echristo@redhat.com>
13067 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
13068 FIND_REG_INC_NOTE call. Update copyright.
13069 * loop.c (canonicalize_condition): Ditto.
13070 * reorg.c (delete_scheduled_jump): Ditto.
13072 2002-01-03 Kazu Hirata <kazu@hxi.com>
13074 * gcse.c: Fix formatting.
13076 2002-01-03 Graham Stott <grahams@redhat.com>
13078 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
13079 forward defs for struct tags rtx_def, union_tree, rtvec_def
13080 also output corresponding typedefs for rtx, tree, and rtvec.
13082 * system.h: Move forward defs for struct tags rtx_def, union_tree,
13083 rtvec_def along with corresponding typedefs for rtx, tree, and
13084 rtvec to config.h, hconfig.h, tconfig.h.
13086 2002-01-03 Graham Stott <grahams@redhat.com>
13088 * tree.h: Update copyright date.
13089 (IS_EXPR_CODE_CLASS): Add parenthesis.
13090 (TREE_SET_CODE): Add whitespace.
13091 (TREE_CHECK): Add parenthesis.
13092 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
13093 (CST_OR_CONSTRUCTOR_CHECK):
13094 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
13095 (TREE_SYMBOL_REFERENCED): Whitespace.
13096 (INT_CST_LT): Likewise.
13097 (INT_CST_LT_UNSIGNED): Likewise.
13098 (tree_real_cst): Unwrap comment.
13099 (tree_string): Likewise.
13100 (tree_complex): Likewise.
13101 (IDENTIFIER_POINTER): correct cast.
13102 (SAVE_EXPR_CONTEXT): Whitespace.
13103 (EXPR_WFL_FILENAME_NODE): Likewise.
13104 (EXPR_WFL_FILENAME): Remove parenthesis.
13105 (DECL_ORIGIN): Add parenthesis.
13106 (DECL_FROM_INLINE): Use NULL_TREE.
13107 (build_int_2): Whitespace.
13108 (build_type_variant): Add parenthesis.
13110 * gcc/jcf-parse.c: Update copyright date.
13111 (yyparse): Constify resource_filename.
13113 2002-01-03 Graham Stott <grahams@redhat.com>
13115 * rtl.h: Update copyright date.
13116 (RTL_CHECK1): Wrap long line.
13117 (RTL_CHECK2): Likewise.
13118 (RTL_CHECKC1): Wrap long line and whitespace.
13119 (RTL_CHECKC2): Likewise.
13120 (XWINT): Whitespace.
13126 (XBITMAP): Likewise.
13128 (XBBDEF): Likewise.
13130 (X0WINT): Likewise.
13132 (X0UINT): Likewise.
13136 (X0MODE): Likewise.
13137 (X0BITMAP): Likewise.
13138 (X0TREE): Likewise.
13139 (X0BBDEF): Likewise.
13140 (X0ADVFLAGS): Likewise.
13141 (X0CSELIB): Likewise.
13142 (X0MEMATTR): Likewise.
13143 (XCWINT): Likewise.
13145 (XCUINT): Likewise.
13149 (XCMODE): Likewise.
13150 (XCBITMAP): Likewise.
13151 (XCTREE): Likewise.
13152 (XCBBDEF): Likewise.
13153 (XCADVFLAGS): Likewise.
13154 (XCCSELIB): Likewise.
13155 (XC2EXP): Likewise.
13156 (INSN_UID): Likewise.
13157 (PREV_INSN): Likewise.
13158 (PATTERN): Likewise.
13159 (INSN_CODE): Likewise.
13160 (PUT_REG_NOTE_KIND): Likewise.
13161 (CODE_LABEL_NUMBER): Likewise.
13162 (NOTE_SOURCE_FILE): Likewise.
13163 (NOTE_BLOCK): Likewise.
13164 (NOTE_EH_HANDLER): Likewise.
13165 (NOTE_RANGE_INFO): Likewise.
13166 (NOTE_LIVE_INFO): Likewise.
13167 (NOTE_BASIC_BLOCK): Likewise.
13168 (NOTE_EXPECTED_VALUE): Likewise.
13169 (NOTE_LINE_NUMBER): Likewise.
13170 (LABEL_NAME): Likewise.
13171 (LABEL_NUSES): Likewise.
13172 (LABEL_ALTERNATE_NAME): Likewise.
13173 (ADDRESSOF_DECL): Likewise.
13174 (JUMP_LABEL): Likewise.
13175 (LABEL_NEXTREF): Likewise.
13177 (ORIGINAL_REGNO: Likewise.
13178 (HARD_REGISTER_NUM_P): Add parenthesis.
13179 (SUBREG_REG): Whitespace.
13180 (SUBREG_BYTE): Likewise.
13181 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
13182 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
13183 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
13184 (ASM_OPERANDS_INPUT_VEC): Likewise.
13185 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
13186 (ASM_OPERANDS_INPUT): Likewise.
13187 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
13188 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
13189 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
13190 (ASM_OPERANDS_INPUT_MODE): Likewise.
13191 (ASM_OPERANDS_SOURCE_FILE): Likewise.
13192 (ASM_OPERANDS_SOURCE_LINE): Likewise.
13193 (MEM_SET_IN_STRUCT_P): Minor reformat.
13194 (TRAP_CONDITION): Whitespace.
13195 (TRAP_CODE): Likewise.
13196 (COND_EXEC_TEST): Likewise.
13197 (COND_EXEC_CODE): Likewise.
13198 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
13199 (PHI_NODE_P): Add parenthesis.
13200 (plus_constant): Whitespace and add parenthesis.
13202 2002-01-03 Kazu Hirata <kazu@hxi.com>
13204 * config/avr/avr.c: Fix comment typos.
13205 * config/c4x/c4x.md: Likewise.
13206 * config/dsp16xx/dsp16xx.h: Likewise.
13207 * config/dsp16xx/dsp16xx.md: Likewise.
13208 * config/i386/i386.md: Likewise.
13209 * config/ia64/ia64.c: Likewise.
13210 * config/m32r/m32r.h: Likewise.
13211 * config/m68hc11/m68hc11.md: Likewise.
13212 * config/mmix/mmix.c: Likewise.
13213 * config/mn10200/mn10200.c: Likewise.
13214 * config/romp/romp.c: Likewise.
13215 * config/sh/sh.c: Likewise.
13216 * config/stormy16/stormy16.c: Likewise.
13217 * config/stormy16/stormy16.h: Likewise.
13218 * config/stormy16/stormy16.md: Likewise.
13220 2002-01-03 Graham Stott <grahams@redhat.com>
13222 * loop.h: Update copyright date.
13223 (LOOP_MOVABLES): Fix typo.
13224 (LOOP_REGS): Likewise.
13225 (LOOP_IVS): Likewise.
13227 2002-01-03 Graham Stott <grahams@redhat.com>
13229 * cppinit.c: Update copyright date.
13230 Don't include output.h
13231 * Makefile.in: Update copyright date.
13234 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
13237 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
13238 (-pthread) Add to RS/6000 options.
13240 2002-01-02 Kazu Hirata <kazu@hxi.com>
13242 * except.c: Fix comment typos.
13243 * loop.c: Likewise.
13244 * varasm.c: Likewise.
13245 * doc/tm.texi: Fix a typo.
13247 2002-01-02 Jakub Jelinek <jakub@redhat.com>
13249 * c-typeck.c (output_init_element): Allow initializing static storage
13250 duration objects with compound literals.
13252 2002-01-02 Richard Henderson <rth@redhat.com>
13254 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
13257 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13259 * gcc.c (default_compilers): Const-ify.
13260 * mips-tdump.c (stab_names): Likewise.
13261 * mips-tfile.c (map_coff_types, map_coff_storage,
13262 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
13263 pseudo_ops_t, pseudo_ops): Likewise.
13264 * protoize.c (default_include): Likewise
13266 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
13267 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
13268 Add array size in declaration.
13269 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
13270 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
13271 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
13272 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
13273 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
13274 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
13275 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
13276 emtens, make_nan): Const-ify.
13277 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
13278 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
13280 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
13282 * config.gcc (ia64-*-*): Set extra_headers.
13283 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
13284 * config/alpha/t-osf: Remove.
13285 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
13287 2002-01-02 David Edelsohn <edelsohn@gnu.org>
13289 * config/rs6000/t-aix43: Revert previous change.
13291 2002-01-02 Jason Merrill <jason@redhat.com>
13293 * c-decl.c (c_expand_body): Call outlining_inline_function when
13294 emitting an inline function out of line.
13296 2002-01-02 Richard Henderson <rth@redhat.com>
13298 * dwarf2out.c (limbo_die_node): Add created_for member.
13299 (new_die): New argument created_for. Update all callers.
13300 (mark_limbo_die_list): New.
13301 (dwarf2out_init): Register limbo_die_list as a root.
13302 (dwarf2out_finish): Force insert limbo dies into their function
13305 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
13308 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
13310 2002-01-02 Kazu Hirata <kazu@hxi.com>
13312 * config/h8300/fixunssfsi.c: Update copyright.
13315 * config/h8300/h8300.c: Update copyright.
13316 Eliminate warnings.
13318 2002-01-02 Kazu Hirata <kazu@hxi.com>
13320 * config/romp/romp.c: Fix comment formatting.
13321 * config/romp/romp.h: Likewise.
13322 * config/romp/romp.md: Likewise.
13323 * config/s390/s390.c: Likewise.
13324 * config/stormy16/stormy16.c: Likewise.
13325 * config/stormy16/stormy16.h: Likewise.
13327 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
13329 * c-common.h (genrtl_expr_stmt_value): Declare.
13330 * c-semantics.c (genrtl_goto_stmt): Redirect to...
13331 (genrtl_goto_stmt_value): ... this new function. Pass new
13332 argument down to expand_expr_stmt_value, taking
13333 TREE_ADDRESSABLE into account.
13334 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
13335 STMT_EXPR as addressable, i.e., one whose result we want.
13336 * expr.c (expand_expr): Don't save expression statement value
13337 of labeled_blocks or loop_exprs.
13338 * stmt.c (expand_expr_stmt): Redirect to...
13339 (expand_expr_stmt_value): ... this new function. Use new
13340 argument to tell whether to save expression value.
13341 (expand_end_stmt_expr): Reset last_expr_type and
13342 last_expr_value if we don't have either.
13343 * tree-inline.c (declare_return_variable): Mark its use
13344 statement as addressable.
13345 * tree.h: Document new use of TREE_ADDRESSABLE.
13346 (expand_expr_stmt_value): Declare.
13348 2002-01-01 Tom Rix <trix@redhat.com>
13350 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
13351 rs6000_emit_allocate_stack.
13353 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
13355 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
13356 ${srcdir}/ginclude/ to every entry in extra_headers.
13357 * configure: Regenerate.
13358 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
13359 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
13360 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
13361 * ginclude/proto.h: Rename to config/convex/proto.h.
13363 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13365 * attribs.c (handle_vector_size_attribute): Use host_integerp
13366 and tree_int_cst; remove warnings.
13367 * caller-save.c (insert_restore): Add cast to get rid of warning.
13368 (insert_save): Likewise.
13369 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
13370 * regmove.c (find_matches): Add temporary var to kill a warning.
13372 2002-01-01 Douglas B Rupp <rupp@gnat.com>
13374 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
13375 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
13376 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
13377 (vms-dwarf2eh.o): Add Makefile rule.
13378 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
13379 * config/alpha/vms-dwarf2eh.asm: New file.
13381 * gcc.c (delete_if_ordinary): Delete all versions.
13383 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
13385 * config/mmix/mmix.md: Update FIXME to not mention
13387 (MMIX_rJ_REGNUM): New define_constants constant.
13388 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
13389 "*movdicc_real"): Adjust contraints formatting.
13390 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
13391 for branch prediction.
13392 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
13394 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
13395 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
13396 number. Delete related FIXMEs.
13397 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
13398 from number to MMIX_rJ_REGNUM.
13399 (TARGET_MASK_BRANCH_PREDICT): New.
13400 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
13401 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
13402 value. Add -mbranch-predict and -mno-branch-predict.
13403 (TARGET_VERSION): Drop date.
13404 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
13405 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
13406 for finding out global symbols.
13407 (mmix_asm_output_labelref): Revert condition for global symbol.
13408 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
13409 (mmix_print_operand_punct_valid_p): A '+' is valid.
13411 See ChangeLog.6 for earlier changes.