1 2002-05-05 David S. Miller <davem@redhat.com>
3 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
5 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
7 * cse.c: Fix formatting.
8 * emit-rtl.c: Likewise.
10 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
12 * genautomata.c (initiate_states): Add additional guard to
13 initialize `units_array'.
15 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
17 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
18 process_unit_to_form_the_same_automaton_unit_lists,
19 form_the_same_automaton_unit_lists
20 check_unit_distributions_to_automata): New prototypes and
22 (check_automata): Rename it into `check_automata_insn_issues'.
23 (unit_decl): New fields `the_same_automaton_unit' and
24 `the_same_automaton_message_reported_p'.
25 (unit_decl_t): New typedef.
26 (the_same_automaton_lists): New gloval variable.
27 (unit_regexp, unit_set_el, units_array, units_cmp,
28 output_get_cpu_unit_code_func): Use the typedef.
29 (evaluate_max_reserv_cycles): Increment
30 `description->max_insn_reserv_cycles'.
31 (initiate_states): Don't increment `max_cycles_num'.
32 (transform_insn_regexps): Move code around transformation of
33 regexps from `generate'.
34 (generate): Remove call of `transform_insn_regexps'.
35 (expand_automata): Call `transform_insn_regexps' and
36 `check_unit_distributions_to_automata'. Check errors before
39 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
40 automaton `ultrasparc3_1'.
42 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
44 * c-common.c (c_common_init): Set up CPP arithmetic.
45 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
46 something reasonable for the host.
47 (sanity_checks): Add checks.
48 (cpp_read_main_file): Call sanity_checks() from here...
49 (cpp_post_options): ... not here.
50 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
51 * cpplib.h (struct cpp_options): New member int_precision.
53 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
55 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
57 2002-05-04 David S. Miller <davem@redhat.com>
59 * config/sparc/linux.h, config/sparc/linux64.h
60 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
62 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
64 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
66 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
69 2002-05-05 Tim Josling <tej@melbpc.org.au>
71 * treelang; New directory for new sample language treelang.
73 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
75 * Makefile.in (c-lex.o): Update.
76 * c-lex.c: Include target.h.
77 (cb_register_builtins): New.
78 (init_c_lex): Set builtins callback.
79 * c-lex.h (cpp_define, cpp_assert): New prototypes.
80 * cppinit.c (init_builtins): Use callback, including for
82 * cpplib.h (struct cpp_callbacks): New member.
83 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
84 (TARGET_INITIALIZER): Update.
85 * target.h (struct gcc_target): New hook.
86 * tree.c (default_register_cpp_builtins): New.
87 * tree.h (default_register_cpp_builtins): New.
89 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
91 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
93 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
94 (cpp_post_options): Move sanity checks to...
96 * cpplex.c (maybe_read_ucs): Fix prototype.
97 (parse_string, cpp_parse_escape): Cast for %c format specifier.
98 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
101 2002-05-04 Bernd Schmidt <bernds@redhat.com>
103 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
104 builtins. Use V2DI patterns instead of TI for logical operations.
105 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
106 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
107 (ix86_expand_builtins): Change the pattern used for movntdq.
108 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
109 sse2_nandv2di3): New patterns.
110 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
112 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
113 (cvtdq2pd): Correct mode on operand 1.
114 (sse2_umulsidi3): Describe without unspec.
115 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
117 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
118 (ashlv2di3): Likewise, from sse2_ashlv2di3.
119 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
120 ashlv4si3, ashlv2di3): Use SImode for shift count.
121 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
122 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
124 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
126 (__m128i, __m128d): New macros.
127 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
128 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
129 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
130 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
131 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
132 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
133 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
134 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
135 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
136 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
137 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
138 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
139 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
140 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
141 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
142 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
143 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
144 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
145 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
146 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
147 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
148 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
149 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
150 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
151 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
152 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
153 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
154 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
155 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
156 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
157 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
158 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
159 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
160 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
161 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
162 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
163 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
165 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
166 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
168 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
170 * dwarf2out.c: Fix formatting.
171 * varasm.c: Likewise.
173 2002-05-04 David Edelsohn <edelsohn@gnu.org>
176 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
177 clobber and use result as temporary value.
179 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
181 * expr.c (force_operand): Use expand_simple_* to handle more
184 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
186 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
188 (lex_charconst): Update for change in prototype of
189 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
191 * cpphash.h (BITS_PER_CPPCHAR_T): New.
192 * cppinit.c (cpp_create_reader): Initialize them for no
194 (cpp_post_options): Add sanity checks.
195 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
196 and truncation issues. Calculate in type cppchar_t.
197 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
198 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
199 run-time dependent precision correctly. Return whether the
200 result is signed or not.
201 * cpplib.c (dequote_string): Use cppchar_t; update.
202 * cpplib.h (cppchar_signed_t): New.
203 struct cpp_options): New precision members.
204 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
205 * cppexp.c (eval_token): Update.
207 2002-05-03 David S. Miller <davem@redhat.com>
209 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
210 * config/sparc/sparc.c (sparc_rtx_costs): New function
211 implementing RTX_COSTS and CONST_COSTS.
212 * config/sparc/sparc.h (CONST_COSTS): Delete.
213 (RTX_COSTS_CASES): Define.
214 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
217 * config/sparc/sparc.md (DFA schedulers): Split out...
218 * config/sparc/cypress.md, config/sparc/hypersparc.md,
219 config/sparc/sparclet.md, config/sparc/supersparc.md,
220 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
222 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
223 checks on it, always defined for Sparc.
225 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
226 Tweak, and add more detailed comments.
228 2002-05-03 Zack Weinberg <zack@codesourcery.com>
230 * Re-apply patch accidentally reverted with
231 DFA scheduler merge: remove all rules and variables to slurp
232 source files out of libiberty and rebuild them with HOST_CC.
233 ($(HOST_PREFIX_1)varray.o): New rule.
234 (genattrtab rule): Word wrap.
236 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
238 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
239 (CPP_SUBTARGET_SPEC): Define.
240 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
242 (CPP_SPEC): Redefine to include %(cpp_subtarget).
244 2002-05-03 David S. Miller <davem@redhat.com>
246 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
247 * target.h (struct gcc_target): Delete cycle_display member.
249 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
250 (rtx_needs_barrier): Delete reference to cycle_display unspec.
251 (ia64_sched_reorder2): Mention need for cycle display handling
252 once such notes exist.
254 2002-05-03 Richard Henderson <rth@redhat.com>
256 * real.c (etoasc): Strip most trailing zeros for clarity.
257 * sched-vis.c: Include real.h.
258 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
259 * Makefile.in (sched-vis.o): Add real.h.
261 2002-05-03 David S. Miller <davem@redhat.com>
263 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
266 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
268 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
269 when we get an out of range literal.
270 (altivec_expand_ternop_builtin): Same.
271 (altivec_expand_unop_builtin): Same.
272 (altivec_expand_builtin): Same, for dss.
273 (altivec_expand_builtin): Use trees instead of rtl when
274 determining literal argument validity.
276 2002-05-03 David S. Miller <davem@redhat.com>
278 Delete cycle display scheduling hook.
279 * config/ia64/ia64.c (ia64_cycle_display,
280 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
281 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
282 and use emit_insn_before instead of ia64_emit_insn_before.
283 * config/ia64/ia64.md (unspec usage): Delete cycle display.
284 (cycle_display): Delete insn pattern.
285 * config/sparc/sparc.md (unspec usage): Delete cycle display.
286 (cycle_display): Delete insn pattern.
287 * config/sparc/sparc.c (sparc_cycle_display,
288 TARGET_SCHED_CYCLE_DISPLAY): Delete.
289 * doc/md.texi (cycle_display): Don't mention.
290 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
292 2002-05-03 Richard Henderson <rth@redhat.com>
294 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
295 * recog.h: Declare them.
297 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
298 * config/sparc/sparc.md: Use store_data_bypass_p instead.
299 * config/sparc/sparc-protos.h: Update.
301 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
303 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
304 -D__arch64__. Add -D_LP64.
305 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
307 (CPP_ARCH64_SPEC): Likewise.
308 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
309 (NO_BUILTIN_SIZE_TYPE): Undef.
311 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
313 * genautomata.c (min_issue_delay_pass_states): Change return type
315 (min_issue_delay_pass_states): Change the algorithm.
316 (min_issue_delay): Set up min_insn_issue_delay for the state.
317 (output_min_issue_delay_table): Interchange the nested loops and
318 and initiate min_insn_issue_delay for states.
320 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
322 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
325 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
327 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
330 2002-05-03 Richard Henderson <rth@redhat.com>
333 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
334 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
335 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
336 code before JUMP, not EARLIEST.
338 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
340 * c-format.c (check_format_info_main): Don't check for presence of
341 parameter for * width until after operand number has been read,
342 and only check for it if format parameters are available.
345 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
347 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
348 (LINK_SPEC): Undef before defining.
350 2002-05-03 Jakub Jelinek <jakub@redhat.com>
353 * tradcpp.c (fixup_newlines): New.
354 (main, finclude): Use it.
356 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
358 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
359 * config/mips/mips.c (mips_unique_section): Strip encoding from
362 2002-05-03 Jakub Jelinek <jakub@redhat.com>
364 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
367 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
369 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
370 (Specific): Removed buildstats references.
371 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
372 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
373 Accomodate Solaris versions beyond 8.
374 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
375 (Specific, *-*-solaris2.8): Removed, obsolete.
377 2002-05-03 Jakub Jelinek <jakub@redhat.com>
380 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
381 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
382 fill leaf_reg_remap with identity.
383 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
385 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
387 * config/h8300/crti.asm: Remove trailing spaces.
388 * config/h8300/h8300.c: Likewise.
389 * config/h8300/lib1funcs.asm: Likewise.
391 2002-05-02 Jason Merrill <jason@redhat.com>
393 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
394 * c-decl.c (c_init_decl_processing): Use it.
395 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
396 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
397 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
399 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
401 * regrename.c: Fix formatting.
404 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
406 * i386.md (attribute memory): Handle compares properly.
408 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
410 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
413 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
415 * function.c: Fix formatting.
417 2002-05-02 Jan Hubicka <jh@suse.cz>
419 * haifa-sched.c (schedule_insn): Print table of instructions and
421 (sched_block): Do not print ready list at verbosity level 1.
422 * sched-vis.c (print_insn): Make global.
423 * sched-ebb.c (ebb_print_insn): Rename from...
424 (print_insn): ... this one.
425 * sched-int.h (print_insn): Declare
427 2002-05-02 Richard Henderson <rth@redhat.com>
429 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
430 emitted by cycle_display.
432 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
434 * doc/install.texi (*-*-freebsd*): Update to latest status.
436 2002-05-02 Jakub Jelinek <jakub@redhat.com>
439 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
440 * config/float-sparc.h: Assume 128-bit long double if
441 __LONG_DOUBLE_128__ is defined.
443 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
445 * genattrtab.c (write_function_unit_info): Add a dummy element
448 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
450 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
451 TYPE_MODE (double_type_node) instead of DFmode.
453 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
455 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
457 * toplev.c (rest_of_compilation): Revert Richard's patch.
459 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
461 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
463 2002-05-02 Catherine Moore <clm@redhat.com>
465 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
467 2002-05-02 Kazu Hirata <kazu@hxi.com>
469 * combine.c: Fix comment typos.
471 * genautomata.c: Likewise.
475 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
477 * doc/install.texi: State GNAT version requirements.
479 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
481 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
482 of the frame pointer or arg pointer register which strict register
483 checking is not enabled.
485 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
487 * gcc.dg/altivec-8.c: New.
489 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
490 PRE_INC and PRE_DEC for altivec modes.
492 2002-05-01 Bruce Korb <bkorb@gnu.org>
494 * fixinc/check.tpl(set-writable): make sure the function exists first
495 * fixinc/inclhack.def(alpha_assert): fix test_text
496 * fixinc/tests/base/assert.h: add in missing result
498 2002-05-01 Jeff Law <law@redhat.com>
500 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
503 2002-05-01 Joel Brobecker <brobecker@gnat.com>
505 * dbxout.c (dbxout_type): Emit size information for range types,
506 as well, but only when using GDB extensions.
508 2002-05-01 Richard Henderson <rth@redhat.com>
510 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
511 target-independent gnu binutils date test.
513 2002-05-01 Richard Henderson <rth@redhat.com>
515 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
516 info before expunging the block.
518 2002-05-01 Jakub Jelinek <jakub@redhat.com>
520 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
521 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
522 -M -or -MM is in effect.
524 2002-05-01 Zack Weinberg <zack@codesourcery.com>
526 * config.gcc: Correct test of --enable-obsolete. Obsolete all
528 * doc/install.texi: Update to match.
530 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
533 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
534 for duplicates. Always loop over whole list.
536 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
538 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
540 2002-05-01 Joel Sherrill <joel@OARcorp.com>
542 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
545 2002-05-01 Joel Sherrill <joel@OARcorp.com>
547 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
549 2002-05-01 David Edelsohn <edelsohn@gnu.org>
551 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
552 (nabs_nopower): Same.
553 (floatdisf2): New pattern.
554 (absdi2): Convert to define_insn_and_split.
559 (fix_trunctfdi2): Same.
560 (fix_trunctfsi2): Same.
562 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
564 * doc/install.texi: Update Texinfo version requirement
567 2002-05-01 Jakub Jelinek <jakub@redhat.com>
569 PR target/6512, PR target/5628
570 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
571 when memory is not aligned.
572 (movdf_insn_v9only_vis): Likewise.
573 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
574 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
575 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
577 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
579 * gcc.dg/altivec-7.c: New.
581 * config/rs6000/altivec.h: Cleanup.
583 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
585 * doc/invoke.texi (Option Summary): Add -mvrsave=.
586 (RS/6000 and PowerPC Options): Document -mvrsave=.
588 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
589 (rs6000_altivec_vrsave_string): Same.
590 (rs6000_override_options): Call rs6000_parse_vrsave_option.
591 (rs6000_parse_vrsave_option): New.
592 (rs6000_stack_info): Only generate vrsave instructions when
593 TARGET_ALTIVEC_VRSAVE.
595 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
596 (rs6000_altivec_vrsave_string): Define extern.
597 (rs6000_altivec_vrsave): Same.
598 (TARGET_ALTIVEC_VRSAVE): New.
600 2002-04-30 Richard Henderson <rth@redhat.com>
603 * toplev.c (rest_of_compilation): Don't run cross-jump before
606 2002-04-30 Tom Rix <trix@redhat.com>
608 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
609 check which_alternative.
611 2002-04-30 Kazu Hirata <kazu@hxi.com>
613 * cpplex.c: Fix comment formatting.
614 * function.c: Likewise.
615 * integrate.c: Likewise.
616 * regrename.c: Likewise.
617 * sibcall.c: Likewise.
618 * simplify-rtx.c: Likewise.
619 * tree-inline.c: Likewise.
621 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
623 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
624 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
625 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
626 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
627 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
628 * pa/x-ada: New file. Define ADA_CFLAGS.
630 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
632 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
633 from MMIX_LAST_REGISTER_FILE_REGNUM.
634 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
635 (struct machine_function): New member highest_saved_stack_register
636 previously static variable in mmix.c.
637 (MACHINE_DEPENDENT_REORG): Define.
638 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
639 (MMIX_OUTPUT_REGNO): New.
640 (mmix_target_asm_function_prologue): Move calculation of last used
641 saved-stack-register into...
642 (mmix_machine_dependent_reorg): New function. Update to also handle
644 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
645 register names, simplify somewhat by new variable regno.
646 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
648 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
649 emitting register names.
650 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
651 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
653 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
656 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
658 2002-04-30 Richard Henderson <rth@redhat.com>
660 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
661 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
662 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
663 emit_tfmode_cvt): New.
664 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
665 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
666 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
667 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
668 * config/sparc/sparc-protos.h: Update.
670 2002-04-30 Janis Johnson <janis187@us.ibm.com>
672 * install.texi (Final install): Add to the list of info to include
673 in a report of a successful bootstrap, and add link to 3.1 list.
675 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
677 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
678 (mode): Add vector modes
679 (i387): Kill attribute.
680 (unit): New attribute.
681 (length_immediate): Grok new types.
682 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
684 (memory): Handle MMX/SSE properly.
685 (scheduling descriptions): Kill uses of fop1.
686 (sse, mmx, fp patterns): Set type and mode properly.
688 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
690 * pa.c (override_options): Default to PA8000 scheduling.
691 * doc/invoke.texi (HP-PA options): Mention newly added 7300
692 scheduling parameter.
694 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
695 handling of double precision multiplies.
697 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
698 fpdiv and fpsqrt instructions.
699 (7200 & 7300 scheduling): Fix typo in handling of
700 store-load and store-store penalties.
702 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
704 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
705 mips. Add two missing commas.
707 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
709 * doc/contrib.texi (Contributors): Update Paolo Carlini's
710 and Benjamin Kosnik's entries.
712 2002-04-29 David S. Miller <davem@redhat.com>
714 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
715 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
716 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
717 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
719 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
721 * combine.c (find_split_point): Use gen_int_mode.
723 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
725 Merging code from dfa-branch:
727 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
729 * genautomata.c (output_reserv_sets): Fix typo.
731 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
733 * genautomata.c (output_reserv_sets): Remove
734 next_cycle_output_flag.
736 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
738 * sched-rgn.c (init_ready_list): Make the DFA code handle
739 USE/CLOBBER insns in the same way as the traditional
741 (new_ready): Similarly..
743 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
745 * haifa-sched.c (schedule_block): Change the DFA state only after
748 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
750 * pa.c (hppa_use_dfa_pipeline_interface): New function.
751 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
752 (override_options): Add PA7300 scheduling support.
753 (pa_adjust_cost): Update various comments. Properly
754 handle anti and output dependencies when using the
756 (pa_issue_rate): Add PA7300 scheduling support.
757 (pa_can_combine_p): Call extract_insn before calling
758 constrain_operands (taken from mainline tree).
759 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
760 * pa.md (cpu attr): Add 7300. Rewrite pipeline
761 descriptions using DFA descriptions. Add PA7300
764 2002-03-30 David S. Miller <davem@redhat.com>
766 Add UltraSPARC-III DFA scheduling support.
767 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
768 Update FP conditional move on register insn patterns to use it, as
770 (define_attr cpu): Add ultrasparc3.
771 (define_attr us3load_type): New, update integer load patterns to
772 set it, as appropriate.
773 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
774 (rest): Add UltraSPARC3 scheduling description.
775 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
776 (PROCESSOR_ULTRASPARC3): New.
777 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
778 ({ASM,CPP}_CPU_SPEC): Likewise.
779 (REGISTER_MOVE_COST): Likewise.
780 (RTX_COSTS): Likewise.
781 * config/sparc/sparc.c (sparc_override_options,
782 sparc_initialize_trampoline, sparc64_initialize_trampoline,
783 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
784 sparc_issue_rate): Likewise.
785 * config/sparc/sol2.h: Likewise.
786 * config/sparc/sol2-sld-64.h: Likewise.
787 * config/sparc/linux64.h: Likewise.
789 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
791 * doc/md.texi: Add comments about usage the latency time for the
792 different dependencies and about case when two or more conditions
793 in different define_insn_reservations returns TRUE for an insn.
795 * doc/md.texi: Add reference for automaton based pipeline
798 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
800 * doc/passes.texi: Add missed information about genattrtab.
802 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
804 * genautomata.c (output_automata_list_transition_code): Check
805 automata_list on NULL.
807 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
809 * genautomata.c (output_insn_code_cases,
810 output_automata_list_min_issue_delay_code,
811 output_automata_list_transition_code,
812 output_automata_list_state_alts_code): Comment the functions.
814 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
816 * genautomata.c (automata_list_el_t): New typedef.
817 (get_free_automata_list_el,free_automata_list_el,
818 free_automata_list, automata_list_hash, automata_list_eq_p,
819 initiate_automata_lists, automata_list_start, automata_list_add,
820 automata_list_finish, finish_automata_lists,
821 output_insn_code_cases, output_automata_list_min_issue_delay_code,
822 output_automata_list_transition_code,
823 output_automata_list_state_alts_code, add_automaton_state,
824 form_important_insn_automata_lists): New functions and prototypes.
825 (insn_reserv_decl): Add members important_automata_list and
827 (ainsn): Add members important_p.
828 (automata_list_el): New structure.
829 (first_free_automata_list_el, current_automata_list,
830 automata_list_table): New global variables.
831 (create_ainsns): Initiate member important_p.
832 (output_internal_min_issue_delay_func): Generate the switch and
833 call output_insn_code_cases.
834 (output_internal_trans_func, output_internal_state_alts_func):
836 (generate): Call initiate_automata_lists.
837 (automaton_states): New global variable.
838 (expand_automata): Call form_important_insn_automata_lists.
839 (write_automata): Call finish_automata_lists.
841 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
843 * genautomata.c (add_excls, add_presence_absence): Check that
844 cpu units in the sets belong the same automaton.
846 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
847 about that cpu units in the sets belong the same automaton.
849 * doc/md.texi: Ditto.
851 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
852 Nitin Gupta <niting@noida.hcltech.com>
854 * config/sh/sh.c (sh_use_dfa_interface): New function.
856 (sh_issue_rate): New Function.
857 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
858 TARGET_SCHED_ISSUE_RATE: define.
860 * config/sh/sh.md: Add DFA based pipeline description for SH4.
862 (define_attr insn_class): New attribute used for DFA
864 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
865 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
866 cmpeqdi_t): Likewise.
868 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
869 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
871 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
873 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
875 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
878 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
880 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
881 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
883 (output_dfa_start_func): Initiate new variable insn_codes_length,
884 (write_automata): Output definition of the new variable.
886 2001-10-02 David S. Miller <davem@redhat.com>
888 * haifa-sched.c (advance_one_cycle): New function.
889 (schedule_block): Use it.
890 (queue_to_ready): Use it, and also make sure to advance the DFA
891 state on all stall cycles, not just those where insn_queue links
894 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
896 * haifa-sched.c (max_issue): Remove last_p argument. Only return
897 non-zero if the highest-priority instruction could be scheduled.
898 (choose_ready): Remove last argument from max_issue call.
900 2001-09-28 David S. Miller <davem@redhat.com>
902 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
903 ultrasparc and 3 for other multi-issue sparcs.
905 2001-09-27 David S. Miller <davem@redhat.com>
907 * config/sparc/sparc.md (cycle_display): New pattern.
908 * config/sparc/sparc.c (sparc_cycle_display): New.
909 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
911 2001-09-25 David S. Miller <davem@redhat.com>
913 Convert all of Sparc scheduling to DFA
914 * config/sparc/sparc.md: Kill all define_function_unit
915 directives and replace with DFA equivalent.
916 * config/sparc/sparc.c (ultrasparc_adjust_cost,
917 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
918 ultra_fpmode_conflict_exists, ultra_find_type,
919 ultra_build_types_avail, ultra_flush_pipeline,
920 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
921 ultrasparc_variable_issue, ultrasparc_sched_init,
922 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
923 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
924 ultra_cur_hist, ultra_cycles_elapsed): Kill.
925 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
926 ultrasparc_store_bypass_p): New.
927 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
930 2001-09-24 David S. Miller <davem@redhat.com>
932 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
933 ready->vec[foo] not ready[foo].
935 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
937 * doc/md.texi: Correct examples for define_insn_reservations
940 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
942 * genautomata.c (create_automata): Print message about creation of
944 (generate): Remove printing meease about creation of
947 2001-09-05 David S. Miller <davem@redhat.com>
949 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
950 * config/sparc/linux64.h: Likewise.
952 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
954 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
955 schedule_block, sched_init, sched_finish): Add missed calls of
956 use_dfa_pipeline_interface.
958 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
961 * sched-vis.c (get_visual_tbl_length): Ditto.
963 2001-08-27 Richard Henderson <rth@redhat.com>
965 * genattr.c (main): Emit state_t even when not doing scheduling.
967 2001-08-27 Richard Henderson <rth@redhat.com>
969 * genautomata.c (expand_automata): Always create a description.
971 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
973 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
974 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
975 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
978 * genattr.c (main): New variable num_insn_reservations. Increase
979 it if there is DEFINE_INSN_RESERVATION. Output automaton based
980 pipeline hazard recognizer interface.
982 * genattrtab.h: New file.
984 * genattrtab.c: Include genattrtab.h.
985 (attr_printf, check_attr_test, make_internal_attr,
986 make_numeric_value): Move protypes into genattrtab.h. Define them
988 (num_dfa_decls): New global variable.
989 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
990 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
991 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
992 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
994 * genautomata.c: New file.
996 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
998 * sched-int.h: (curr_state): Add the external definition for
999 automaton pipeline interface.
1000 (haifa_insn_data): Add comments for members blockage and units.
1002 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1003 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1004 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1005 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1006 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1007 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1008 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
1010 (TARGET_SCHED): Use the new macros.
1012 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
1013 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
1014 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
1015 dfa_bubble): New members in gcc_target.sched.
1017 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
1018 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
1019 (insn_queue): Redefine it as pointer to array.
1020 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
1022 (max_insn_queue_index_macro_value): New variable.
1023 (curr_state, dfa_state_size, ready_try): New varaibles for
1024 automaton interface.
1025 (ready_element, ready_remove, max_issue): New function prototypes
1026 for automaton interface.
1027 (choose_ready): New function prototype.
1028 (insn_unit, blockage_range): Add comments.
1029 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
1030 FUNCTION_UNITS_SIZE == 0.
1031 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
1032 actual_hazard, potential_hazard): Add comments.
1033 (insn_cost): Use cost -1 as undefined value. Remove
1034 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
1036 (ready_element, ready_remove): New functions for automaton
1038 (schedule_insn): Add new code for automaton pipeline interface.
1039 (queue_to_ready): Add new code for automaton pipeline interface.
1040 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
1041 (debug_ready_list): Print newline when the queue is empty.
1042 (max_issue): New function for automaton pipeline interface.
1043 (choose_ready): New function.
1044 (schedule_block): Add new code for automaton pipeline interface.
1045 Print ready list before scheduling each insn.
1046 (sched_init): Add new code for automaton pipeline interface.
1047 Initiate insn cost by -1.
1048 (sched_finish): Free the current automaton state and finalize
1049 automaton pipeline interface.
1051 * sched-rgn.c: Include target.h.
1052 (init_ready_list, new_ready, debug_dependencies): Add new code for
1053 automaton pipeline interface.
1055 * sched-vis.c: Include target.h.
1056 (get_visual_tbl_length): Add code for automaton interface.
1057 (target_units, print_block_visualization): Add comments.
1059 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
1060 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
1061 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
1062 (getruntime.o, genautomata.o): New entries.
1063 (genattrtab.o): Add new dependency file genattrtab.h.
1064 (genattrtab): Add new dependencies. Link it with `libm.a'.
1065 (getruntime.o, hashtab.o): New entries for canadian cross.
1067 * doc/md.texi: Description of automaton based model.
1069 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
1071 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1072 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1073 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1074 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1075 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1076 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1077 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
1079 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
1080 MAX_DFA_ISSUE_RATE): New macro descriptions.
1082 * doc/contrib.texi: Add dfa based scheduler contribution.
1084 * doc/gcc.texi: Add more information about genattrtab.
1086 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1088 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
1089 adjust_address_nv call.
1091 2002-04-29 Janis Johnson <janis187@us.ibm.com>
1093 * doc/install.texi (Testing): Provide additional information, and
1094 a stronger encouragement, for running the testsuites.
1096 2002-04-29 DJ Delorie <dj@redhat.com>
1098 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
1099 given in upper case.
1101 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1103 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
1104 Solaris 2 <widec.h> if missing.
1105 * fixinc/fixincl.x: Regenerate.
1106 * fixinc/tests/base/widec.h: New file.
1108 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
1110 * toplev.c (f_options): Add "profile" switch so that
1111 -fno-profile can be used to disable -p.
1113 2002-04-29 Bernd Schmidt <bernds@redhat.com>
1115 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
1117 * tree.c (build_common_tree_nodes_2): Likewise.
1118 * tree.h (enum tree_index): Likewise.
1119 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
1121 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
1123 (init_mmx_sse_builtins): Initialize SSE2 builtins.
1124 (ix86_expand_builtin): Add support for SSE2 builtins.
1125 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
1126 (VALID_SSE_REG_MODE): Use it.
1127 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
1128 (enum ix86_builtins): Add SSE2 builtins.
1129 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
1130 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
1131 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
1132 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
1133 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
1134 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
1135 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
1136 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
1137 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
1138 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
1139 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
1140 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
1141 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
1142 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
1143 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
1144 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
1145 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
1146 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
1147 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
1148 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
1149 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
1150 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
1151 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
1152 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
1153 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
1154 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
1155 lfence_insn): New patterns.
1156 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
1157 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
1159 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
1161 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
1163 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1165 * doc/contrib.texi (Contributors): Add Paolo Carlini and
1167 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
1168 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
1169 and CPU instead of cpu.
1171 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
1173 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
1175 (lang_independent_options): Add -fif-conversion, -fif-conversion2
1176 (rest_of_compilation): Do if conversion only when asked for.
1177 (parse_options_and_default_flags): Set new variables to 1 for -O1
1178 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
1180 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
1182 * i386.c (dbx64_register_map): Fix typo.
1184 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
1186 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
1187 real_one_half, real_bb_freq_max): New static variables.
1188 (debug_profile_bbauxs): Kill.
1189 (process_note_predictions): Kill unused variable.
1190 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
1192 (propagate_freq): Use REAL_ARITHMETICS.
1193 (estimate_bb_frequencies): Likevise; init new static variables.
1194 * Makefile.in (predict.o): Add dependency on real.h
1196 2002-04-28 David S. Miller <davem@redhat.com>
1199 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
1200 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
1201 several {reads,writes} instead.
1202 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
1205 2002-04-27 David S. Miller <davem@redhat.com>
1208 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
1211 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
1212 including signal.h and sys/ucontext.h, not needed.
1214 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
1216 * varasm.c (output_constant_def): Correct test for not calling
1217 ENCODE_SECTION_INFO for INTEGER_CST.
1219 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
1221 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
1222 keep most cases as function eval_token.
1223 (eval_token): New function.
1224 (_cpp_parse_expr): Read token here for improved diagnostics.
1225 Don't use op_as_text. Detect bad ':' here.
1226 (reduce): Don't detect bad ':' here.
1227 (op_as_text): Remove.
1228 * cpphash.h (_cpp_test_assertion): Change prototype.
1229 * cpplib.c (_cpp_test_assertion): Change prototype.
1231 2002-04-28 Richard Henderson <rth@redhat.com>
1234 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
1235 (ggc_mark_rtx_children): New.
1237 2002-04-28 Jakub Jelinek <jakub@redhat.com>
1240 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
1241 after call peepholes for UltraSPARC.
1242 (call + jump 64-bit peepholes): Remove.
1244 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1247 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
1248 result as temporary value.
1250 2002-04-28 Jakub Jelinek <jakub@redhat.com>
1253 * toplev.c (rest_of_compilation): Only run regrename and copy
1254 propagation if optimizing.
1256 2002-04-28 Jakub Jelinek <jakub@redhat.com>
1258 PR optimization/6475
1259 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
1260 register of REGNO_DECL (i).
1261 * Makefile.in (reload1.o): Add $(TREE_H).
1263 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
1265 * cppexp.c (lex): Update to use state.skip_eval.
1266 (struct op): Remove prio and flags members.
1267 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
1268 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
1269 (LEFT_ASSOC): New macro.
1270 (optab): New table of operator priorities and flags.
1272 (_cpp_parse_expr): Clean up logic. Return bool. Use a
1273 malloc-ed parser stack.
1274 (reduce): New; reduce the operator stack.
1275 (_cpp_expand_op_stack): Expand the operator stack as necessary.
1276 * cpphash.h (struct op): Predeclare.
1277 (struct cpp_reader): New members op_stack, op_limit.
1278 (struct lexer_state): New member skip_eval.
1279 (_cpp_parse_expr): Update.
1280 (_cpp_expand_op_stack): New.
1281 * cpplib.c (do_if): Update.
1282 * cppinit.c (cpp_create_reader): Create op stack.
1283 (cpp_destroy): And destroy it.
1284 * cpplib.h (CPP_LAST_CPP_OP): Correct.
1285 (TTYPE_TABLE): Correct.
1287 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1290 * c-decl.c (duplicate_decls): Call merge_weak.
1291 * c-pragma.c (apply_pragma_weak): Warn about misuse.
1292 * output.h (merge_weak): Prototype merge_weak.
1293 * varasm.c (merge_weak): New function.
1294 (declare_weak): Make sure we don't give an error on VAR_DECLs.
1295 Mark RTL with SYMBOL_REF_WEAK.
1297 2002-04-27 Kurt Garloff <garloff@suse.de>
1299 * tree-inline.c (inlinable_function_p): Improve heuristics
1300 by using a smoother function to cut down allowable inlinable size.
1301 * param.def: Add parameters max-inline-insns-single,
1302 max-inline-slope, min-inline-insns that determine the exact
1303 shape of the above function.
1304 * param.h: Likewise.
1306 2002-04-26 Richard Henderson <rth@redhat.com>
1308 * c-parse.in (malloced_yyss, malloced_yyvs): New.
1309 (yyoverflow): Re-add. Set them.
1310 (free_parser_stacks): New.
1311 * c-common.h: Declare it.
1312 * c-lex.c (c_common_parse_file): Call it.
1314 2002-04-26 Richard Henderson <rth@redhat.com>
1316 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
1317 for fallthru search.
1319 2002-04-26 Eric Christopher <echristo@redhat.com>
1321 PR optimization/3700
1322 * config/mips/mips.c (mips_issue_rate): Define. New function.
1323 (TARGET_SCHED_ISSUE_RATE): Use.
1325 2002-04-25 David S. Miller <davem@redhat.com>
1328 * reorg.c (optimize_skip): Do not allow exception causing
1329 instructions to be considered for delay slots.
1330 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
1331 (relax_delay_slots): Do not try to consider exception causing
1332 instructions as redundant.
1334 2002-04-26 Richard Henderson <rth@redhat.com>
1337 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
1339 2002-04-26 Mark Mitchell <mark@codesourcery.com>
1342 * config/i386/i386.md (untyped_call): Return the value in a float
1343 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
1346 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
1348 * tree.c (tree_int_cst_lt): Compare constants whose types differ
1349 in unsigned-ness correctly.
1351 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
1353 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
1354 portable runtime model.
1356 2002-04-26 Richard Henderson <rth@redhat.com>
1358 * c-parse.in (yyoverflow): Revert.
1360 2002-04-26 David Edelsohn <edelsohn@gnu.org>
1361 Richard Henderson <rth@redhat.com>
1363 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
1364 result as temporary value.
1366 2002-04-26 Richard Henderson <rth@redhat.com>
1369 * c-common.c (fix_string_type): Split out of ...
1370 (combine_strings): ... here. Take a varray, not a tree list.
1371 (c_expand_builtin_printf): Use fix_string_type.
1372 * c-common.h: Update decls.
1373 * c-parse.in (string): Remove. Update all uses to use STRING
1374 instead, and not call combine_strings.
1377 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
1378 (build_asm_stmt): Likewise.
1379 * objc/objc-act.c (my_build_string): Use fix_string_type.
1380 (build_objc_string_object): Build varray for combine_strings.
1382 2002-04-26 Bo Thorsen <bo@suse.co.uk>
1384 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
1387 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
1389 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
1390 (HAVE_NO_R_OPERAND): Remove.
1391 (HAVE_VALUE): Remove.
1392 (op_to_prio): Update.
1393 (UNARY): Don't alter flags.
1394 (_cpp_parse_expr): want_value used to indicate whether
1395 a number or unary operator is expected next. Distinguish
1396 unary and binary +/-.
1397 (op_as_text): Update for unary operators.
1399 2002-04-25 Richard Henderson <rth@redhat.com>
1402 * c-parse.in (yyoverflow): New.
1404 2002-04-25 Richard Henderson <rth@redhat.com>
1407 * c-common.c (shorten_compare): Simplfy conditions leading to
1408 the generation of a warning.
1410 2002-04-25 Richard Henderson <rth@redhat.com>
1413 * expmed.c (extract_bit_field): Fall through to generic code rather
1414 than aborting on subreg special case.
1416 2002-04-25 David S. Miller <davem@redhat.com>
1418 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
1419 for DECL being NULL.
1421 2002-04-25 Steve Christiansen <smc@us.ibm.com>
1423 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
1425 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
1427 * c-decl.c (grokdeclarator): Remove outdated ??? note
1428 on invalid declaration of flexible array members.
1430 2002-04-25 Richard Henderson <rth@redhat.com>
1432 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
1434 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
1436 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
1437 needed by the compiler, even if they are used as global regs.
1439 2002-04-25 Matt Hiller <hiller@redhat.com>
1441 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
1443 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
1444 of the corresponding functions.
1445 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
1448 2002-04-25 Matt Hiller <hiller@redhat.com>
1450 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
1452 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
1453 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
1454 registers, adjust comment accordingly.
1455 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1456 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
1457 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
1458 for coprocessor registers.
1459 (ADDITIONAL_REGISTER_NAMES): Include
1460 ALL_COP_ADDITIONAL_REGISTER_NAMES.
1462 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
1463 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
1464 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
1465 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
1466 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
1468 (mips_char_to_class): Adjust comment to include coprocessor
1471 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
1473 (mips_reg_names, mips_regno_to_class): Include coprocessor
1475 (mips_sw_reg_names): Ditto, make non-static.
1476 (mips_move_1word): Handle moves to and from coprocessor registers.
1477 (mips_move_2words): Handle moves to and from coprocessor
1479 (mips_class_max_nregs, mips_register_move_cost): Handle
1480 coprocessor register classes.
1481 (override_options): Initialize mips_char_to_class and
1482 mips_hard_regno_mode_ok properly for coprocessor registers.
1484 * config/mips/mips.md (movdi_internal, movdi_internal2,
1485 movsi_internal1, movsi_internal2): Add constraint-sets for
1486 coprocessor registers.
1487 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
1488 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
1490 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
1491 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
1493 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
1494 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
1496 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
1497 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
1500 * doc/tm.texi: Document feature.
1502 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1504 * integrate.c (function_attribute_inlinable_p): Simplify.
1505 Check the table pointer is not NULL.
1507 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
1509 * doc/c-tree.texi: Fix typo in introduction.
1511 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1513 * c-common.h (c_common_parse_file): Update.
1514 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1515 * c-lex.c (YYDEBUG): Get from c-lex.h.
1516 (c_common_parse_file): Update.
1517 * c-lex.h (YYDEBUG, yydebug): New.
1518 * c-parse.in (YYDEBUG): Get from c-lex.h.
1519 (c_set_yydebug): Remove.
1520 * c-tree.h (c_set_yydebug): Remove.
1521 * langhooks-def.h (lhd_do_nothing_i): New.
1522 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
1523 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
1524 * langhooks.c (lhd_do_nothing_i): New.
1525 (lhd_set_yydebug): Remove.
1526 * langhooks.h (struct lang_hooks): Update.
1527 * toplev.c (set_yydebug): New.
1528 (compile_file): Update call to parse_file hook.
1529 (decode_d_option): Update.
1531 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1533 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
1535 * loop.c (load_mems): Don't change the interface of called functions.
1537 * calls.c (expand_call): Take current_function_pretend_args_size
1538 into account when setting argblock for sibcalls.
1540 2002-04-24 Matt Hiller <hiller@redhat.com>
1542 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
1545 * cpplex.c (skip_line_comment): Process comment one multibyte
1546 character at a time rather than one char at a time, if
1548 (parse_string): Process string one multibyte character at a time
1549 rather than one char at a time, if appropriate.
1550 * c-lex.c (lex_string): Lex and copy multibyte strings
1552 * cpplib.h (cppchar_t): Change to unsigned.
1554 2002-04-24 Richard Henderson <rth@redhat.com>
1557 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
1560 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
1562 * sh.c (sh_va_arg): If argument was passed by reference,
1563 dereference the pointer.
1565 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
1567 * sh.md (divsi3_i4_media): Use match_operand for input values
1568 rather than hard registers.
1569 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
1570 unnecessarily through hard registers. Keep copies of pseudo
1571 registers outside of the libcall sequence.
1573 * sh.md (casesi_shift_media): Add modes.
1575 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
1578 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
1580 * attribs.c (c_common_attribute_table): Move table and handlers
1582 (format_attribute_table, lang_attribute_table,
1583 lang_attribute_common): Remove.
1584 (init_attributes): Replace NULL pointers with pointers to the
1586 (handle_packed_attribute, handle_nocommon_attribute,
1587 handle_common_attribute, handle_noreturn_attribute,
1588 handle_noinline_attribute, handle_always_inline_attribute,
1589 handle_used_attribute, handle_unused_attribute,
1590 handle_const_attribute, handle_transparent_union_attribute,
1591 handle_constructor_attribute, handle_destructor_attribute,
1592 handle_mode_attribute, handle_section_attribute,
1593 handle_aligned_attribute, handle_weak_attribute,
1594 handle_alias_attribute, handle_visibility_attribute,
1595 handle_no_instrument_function_attribute, handle_malloc_attribute,
1596 handle_no_limit_stack_attribute, handle_pure_attribute,
1597 handle_deprecated_attribute, handle_vector_size_attribute,
1598 vector_size_helper): Move to c-common.c.
1599 * c-common.c (c_common_attribute_table,
1600 handle_packed_attribute, handle_nocommon_attribute,
1601 handle_common_attribute, handle_noreturn_attribute,
1602 handle_noinline_attribute, handle_always_inline_attribute,
1603 handle_used_attribute, handle_unused_attribute,
1604 handle_const_attribute, handle_transparent_union_attribute,
1605 handle_constructor_attribute, handle_destructor_attribute,
1606 handle_mode_attribute, handle_section_attribute,
1607 handle_aligned_attribute, handle_weak_attribute,
1608 handle_alias_attribute, handle_visibility_attribute,
1609 handle_no_instrument_function_attribute, handle_malloc_attribute,
1610 handle_no_limit_stack_attribute, handle_pure_attribute,
1611 handle_deprecated_attribute, handle_vector_size_attribute,
1612 vector_size_helper): Move from attribs.c.
1613 * c-common.h (c_common_attribute_table,
1614 c_common_format_attribute_table): New.
1615 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1616 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1617 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
1618 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
1619 (LANG_HOOKS_INITIALIZER): Update.
1620 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
1621 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
1622 * target.h: Update comment.
1623 * tree.c (default_target_attribute_table): Remove.
1624 * tree.h (default_target_attribute_table, format_attribute_table,
1625 lang_attribute_table, lang_attribute_common): Remove.
1627 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1628 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1630 2002-04-24 Jason Merrill <jason@redhat.com>
1632 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
1633 * dwarf2out.c (dwarf_attr_name): Support it.
1634 (gen_array_type_die): Emit it.
1635 (lookup_type_die): No special handling for VECTOR_TYPE.
1636 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
1638 2002-04-24 Richard Henderson <rth@redhat.com>
1640 * config/mips/mips.md (movdi_usd): Renumber.
1642 2002-04-24 David S. Miller <davem@redhat.com>
1645 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
1646 32-bit Sparc and current_function_returns_struct is true.
1648 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1650 * loop.c (canonicalize_condition): Use gen_int_mode.
1652 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
1654 * config/rs6000/altivec.h: Cleanup file. Add non individual
1676 (vec_vcmpequb): New.
1677 (vec_vcmpequh): New.
1678 (vec_vcmpequw): New.
1679 (vec_vcmpeqfp): New.
1680 (vec_vcmpgefp): New.
1681 (vec_vcmpgtub): New.
1682 (vec_vcmpgtsb): New.
1683 (vec_vcmpgtuh): New.
1684 (vec_vcmpgtsh): New.
1685 (vec_vcmpgtuw): New.
1686 (vec_vcmpgtsw): New.
1687 (vec_vcmpgtfp): New.
1688 (vec_vcmpgefp): New.
1693 (vec_vexptefp): New.
1698 (vec_lde): Add vector float variant.
1703 (vec_vmhaddshs): New.
1725 (vec_vmladduhm): New.
1726 (vec_vmhraddshs): New.
1728 (vec_vmsummbm): New.
1729 (vec_vmsumuhm): New.
1730 (vec_vmsumshm): New.
1731 (vec_vmsumuhs): New.
1732 (vec_vmsumshs): New.
1741 (vec_vnmsubfp): New.
1759 (vec_vrsqrtefp): New.
1770 (vec_vspltisb): New.
1771 (vec_vspltish): New.
1772 (vec_vspltisw): New.
1797 (vec_vsum4ubs): New.
1798 (vec_vsum4sbs): New.
1799 (vec_vsum4shs): New.
1800 (vec_vsum2sws): New.
1811 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
1814 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
1815 added literals from substracted literals.
1816 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
1817 (fold) [associate]: Preserve MINUS_EXPR if needed.
1819 2002-04-23 Zack Weinberg <zack@codesourcery.com>
1821 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
1824 2002-04-23 Tom Tromey <tromey@redhat.com>
1826 * gcc.c: Added --resource. For PR java/6314.
1828 2002-04-23 David O'Brien <obrien@FreeBSD.org>
1830 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
1831 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
1834 2002-04-23 David O'Brien <obrien@FreeBSD.org>
1836 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
1838 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1840 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
1842 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
1843 (ix86_expand_clrstr): Fix typo.
1844 * loop.c (gen_load_of_final_value): New.
1845 (loop_givs_rescan, strength_reduce, check_dbra_loop):
1848 2002-04-23 Roger Sayle <roger@eyesopen.com>
1850 * builtins.c (builtin_memset_gen_str): New function.
1851 (expand_builtin_memset): Optimize the case of constant length, but
1854 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
1856 * config/rs6000/altivec.h (vec_step): Remove extraneous
1858 (vec_ctu): Cast return.
1860 2002-04-23 Alan Modra <amodra@bigpond.net.au>
1863 * function.h: (struct function): Add profile_label_no field.
1864 (current_function_profile_label_no): Define.
1865 * function.c: (profile_label_no): New static var.
1866 (expand_function_start): Increment it, and copy to
1867 current_function_profile_label_no.
1868 * output.h (profile_label_no): Delete.
1869 * final.c (profile_label_no): Delete.
1870 (profile_function): Use current_function_profile_label_no.
1871 (final_end_function): Don't increment profile_label_no here.
1872 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
1873 profile_label_no with current_function_profile_label_no.
1874 * config/pa/pa.c (current_function_number): Delete.
1875 (pa_output_function_prologue): Don't output profile label here.
1876 (hppa_profile_hook): Use label_no param rather than
1877 current_function_number.
1878 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
1879 * config/pa/pa.h: .. here.
1880 (FUNCTION_PROFILER): Output profile label here.
1882 2002-04-22 Eric Christopher <echristo@redhat.com>
1884 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
1885 patch of 2002-04-09 due to binutils issues.
1886 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
1888 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
1890 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
1891 constraint to 'o' for m=r and r=m alternatives.
1892 ("*movv8hi_internal1"): Same.
1893 ("*movv16qi_internal1"): Same.
1894 ("*movv4sf_internal1"): Same.
1896 2002-04-22 Janis Johnson <janis187@us.ibm.com>
1898 * rtl.h (RTX_FLAG): New macro.
1899 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
1900 * final.c (alter_subreg): Use macro to access rtx flag.
1901 * integrate.c (copy_rtx_and_substitute): Use new access macro.
1902 * print-rtl.c (print_rtx): Use new access macro.
1904 * cse.c (insert): Check rtx code before accessing flag.
1906 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
1907 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
1908 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
1909 convert_const_symbol_ref, make_canonical, make_alternative_compare,
1910 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
1911 simplify_test_exp, optimize_attrs, simplify_by_exploding,
1912 find_and_mark_used_attributes, unmark_used_attributes,
1913 add_values_to_cover, simplify_with_current_value,
1914 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
1915 copy_rtx_unchanging, main): Use new access macros.
1917 2002-04-22 Tom Rix <trix@redhat.com>
1919 * expmed.c (init_expmed): Generate shifted constant once.
1921 2002-04-22 Zack Weinberg <zack@codesourcery.com>
1923 * c-lex.c (lex_charconst): Call convert to get constant in
1924 proper type; don't just smash the type field.
1927 * config.gcc: Add list of obsolete configurations. Disallow
1928 building these without --enable-obsolete.
1929 * doc/install.texi: Document --enable-obsolete and obsoletion
1930 policy. Mention obsoletion of individual targets in
1933 2002-04-22 Richard Henderson <rth@redhat.com>
1935 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
1937 2002-04-22 Mark Mitchell <mark@codesourcery.com>
1940 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
1941 (walk_fixup_memory_subreg): Likewise.
1942 (fixup_var_refs_insn): Adjust accordingly.
1943 (fixup_var_refs_1): Likewise.
1945 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
1947 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
1948 LIBPATH_ARCH64_SPEC): Define.
1949 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
1950 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
1951 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
1952 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
1954 2002-04-22 Joel Sherrill <joel@OARcorp.com>
1956 * gthr-rtems.h: Correct prototypes to remove warnings.
1958 2002-04-22 Richard Henderson <rth@redhat.com>
1961 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
1963 * gcse.c (free_insn_expr_list_list): New.
1964 (clear_modify_mem_tables): Use it. Fix bit set usage.
1965 (canon_list_insert): Use EXPR_LISTs for expressions.
1966 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
1968 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
1970 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
1971 file change and include code to _cpp_pop_buffer.
1972 * cpphash.h (struct pending_option): Predeclare.
1973 (struct cpp_reader): New member next_include_file.
1974 (_cpp_pop_file_buffer): Update.
1975 (_cpp_push_next_buffer): Update, rename.
1976 * cppinit.c (cpp_destroy): Free include chain and pending here.
1977 (cpp_finish_options): Simplify.
1978 (_cpp_push_next_buffer): Rename and clean up.
1979 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
1981 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
1983 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
1985 * config/rs6000/altivec.h (vec_xor): Add variant for both args
1986 being vector signed int.
1988 (vec_xor): Add variant for both args being vector signed char.
1989 Remove redundant variant.
1992 2002-04-21 David S. Miller <davem@redhat.com>
1994 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
1995 compare mode in output RTL.
1997 2002-04-22 David Edelsohn <edelsohn@gnu.org>
1999 * config/rs6000/rs6000.c (rs6000_override_options): Correct
2000 style and formatting of previous patch.
2002 2002-04-22 Alan Modra <amodra@bigpond.net.au>
2004 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
2005 flag_pic for ABI_AIX.
2007 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
2009 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
2010 * cppfiles.c (read_include_file): Similarly.
2011 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
2012 uxstrdup ustrchr, ufputs): Similarly.
2013 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
2014 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
2015 cpp_ideq, parse_identifier, parse_number): Similarly.
2016 * cpplib.c (struct directive, dequote_string, D, run_directive,
2017 cpp_push_buffer): Similarly.
2018 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
2019 _cpp_create_definition, check_trad_stringification,
2020 cpp_macro_definition): Similarly.
2022 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
2024 * cppmacro.c (funlike_invocation_p): Don't step back
2027 2002-04-21 David Edelsohn <edelsohn@gnu.org>
2029 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
2032 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
2034 * doc/invoke.texi: Remove Chill references.
2035 * doc/gcc.texi: Update last modified date.
2037 2002-04-20 Kazu Hirata <kazu@hxi.com>
2039 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
2040 push and pop. Replace add.l with add.w.
2042 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2044 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
2045 multiply instructions for H8/300H case.
2047 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2049 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
2050 Bum three instructions from each routine.
2052 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
2054 * Makefile.in: Update.
2055 * decl.c (push_c_function_context, pop_c_function_context,
2056 mark_c_function_context): Rename for consistency.
2057 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
2058 * c-tree.h (push_c_function_context, pop_c_function_context,
2059 mark_c_function_context): Rename for consistency.
2060 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2061 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
2062 * function.c (init_lang_status, save_lang_status,
2063 restore_lang_status, mark_lang_status, free_lang_status):
2064 Move to langhooks.h.
2065 (push_function_context_to, pop_function_context_from,
2066 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
2068 * function.h (init_lang_status, save_lang_status,
2069 restore_lang_status, mark_lang_status, free_lang_status):
2070 Move to langhooks.h.
2071 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
2072 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
2073 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
2074 LANG_HOOKS_FUNCTION_INITIALIZER): New.
2075 (LANG_HOOKS_INITIALIZER): Update.
2076 (lhd_do_nothing_f): New.
2077 * langhooks.h (struct lang_hooks_for_functions): New.
2078 (struct lang_hooks): New hooks.
2079 * langhooks.c (lhd_do_nothing_f): New.
2081 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2082 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
2084 2002-04-19 David S. Miller <davem@redhat.com>
2086 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
2087 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
2089 2002-04-19 Jakub Jelinek <jakub@redhat.com>
2091 PR optimization/3756
2092 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
2093 x = ((int) y < 0) ? cst1 : cst2.
2095 2002-04-19 Jakub Jelinek <jakub@redhat.com>
2098 * function.c: Reapply patch for c/6358.
2099 (expand_function_end): Copy decl_rtl's mode, not
2100 current_function_return_rtx mode.
2102 2002-04-19 Joel Sherrill <joel@OARcorp.com>
2104 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
2107 2002-04-19 Tom Tromey <tromey@redhat.com>
2109 * doc/install.texi (Specific): Update status of Solaris 2.8.
2112 2002-04-19 Andreas Schwab <schwab@suse.de>
2114 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
2115 (PUT_REAL): Restore old definition.
2117 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
2118 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2120 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
2121 binutils 2.11.2 and higher generate smaller binaries than Sun's
2124 2002-04-19 Mark Mitchell <mark@codesourcery.com>
2127 * toplev.c (rest_of_compilation): Do not defer functions for which
2128 TREE_SYMBOL_REFERENCED has already been set.
2130 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
2132 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
2135 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
2137 * builtins.c: Include langhooks.h.
2138 (lang_type_promotes_to): Remove.
2139 (expand_builtin_va_arg): Use new hook.
2140 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
2141 (simple_type_promotes_to): Move to c-typeck.c.
2142 * c-common.h (simple_type_promotes_to): Remove.
2143 * c-decl.c (duplicate_decls, grokdeclarator): Update.
2144 * c-format.c: Include langhooks.h.
2145 (check_format_types): Update.
2146 * c-tree.h (c_type_promotes_to): New.
2147 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
2148 (type_lists_compatible_p): Update.
2149 * langhooks-def.h (lhd_type_promotes_to): New.
2150 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
2151 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
2152 * langhooks.c (lhd_type_promotes_to): New.
2153 * langhooks.h (struct lang_hooks_for_types): New hook.
2154 * tree.h (lang_type_promotes_to): Remove.
2156 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
2158 2002-04-18 Richard Henderson <rth@redhat.com>
2160 * function.c: Revert patch for c/6358.
2162 2002-04-18 Richard Henderson <rth@redhat.com>
2164 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
2165 blocks. Handle multiple references to the TRAP block. Handle
2166 non-adjacent THEN and OTHER blocks.
2168 2002-04-18 Richard Henderson <rth@redhat.com>
2170 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
2171 crash with no type for by-mode libcalls.
2173 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
2175 2002-04-18 Bob Wilson <bob.wilson@acm.org>
2177 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
2178 __xtensa_nonlocal_goto): Use a syscall instructions to flush
2179 the register windows.
2181 2002-04-18 Zack Weinberg <zack@codesourcery.com>
2183 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
2184 appropriate. Document need for extended precision even when
2185 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
2186 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
2187 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
2188 instead of relying on later syntax error when REAL_WIDTH > 5.
2189 * real.c: Define NE based only on whether or not we have a
2190 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
2191 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
2192 define GET_REAL and PUT_REAL as simple memcpy operations; no
2193 need to byteswap or round.
2194 Use #error instead of #ifdef-ing out the entire file, for
2195 prompt error detection.
2197 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
2199 2002-04-18 David S. Miller <davem@redhat.com>
2201 * config/sparc/sparc.h (BRANCH_COST): Define.
2203 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
2206 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
2208 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
2209 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
2210 propagate_block calls after relaxation loop using new variable
2211 stabilized_prop_flags.
2213 2002-04-18 Richard Henderson <rth@redhat.com>
2215 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
2216 (ia64_va_arg): Expect variable sized types by reference.
2217 * config/ia64/ia64-protos.h: Update.
2218 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
2219 ia64_function_arg_pass_by_reference.
2221 2002-04-18 Richard Henderson <rth@redhat.com>
2223 * ifcvt.c: Include except.h.
2224 (block_has_only_trap): Break out from find_cond_trap.
2225 (find_cond_trap): Use it. Always delete the trap block.
2226 (merge_if_block): Allow then block null. Be less simplistic about
2227 what insns can end a block.
2228 * Makefile.in (ifcvt.o): Depend on except.h.
2230 * config/ia64/ia64.md (trap, conditional_trap): New.
2232 2002-04-18 Jakub Jelinek <jakub@redhat.com>
2235 * function.c (assign_parms): Assign hard current_function_return_rtx
2237 (expand_function_end): ...not here.
2239 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
2241 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
2242 * c-tree.h (c_incomplete_type_error): New.
2243 * c-typeck.c (require_complete_type, build_component_ref): Update.
2244 (incomplete_type_error): Rename.
2245 * langhooks-def.h (lhd_incomplete_type_error): New.
2246 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
2247 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
2248 * langhooks.c (lhd_incomplete_type_error): New.
2249 * langhooks.h (struct lang_hooks_for_types): New hook.
2250 * tree.c (size_in_bytes): Use new hook.
2251 * tree.h (incomplete_type_error): Remove.
2253 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
2255 2002-04-18 Zack Weinberg <zack@codesourcery.com>
2257 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
2258 TARGET_FLOAT_FORMAT blocks.
2260 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2262 * doc/install.texi (Downloading the source): Do not mention Chill
2263 any longer, but mention Ada.
2264 (Configuration): Do not mention Chill any longer.
2266 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
2268 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
2270 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
2272 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
2275 2002-04-18 Jakub Jelinek <jakub@redhat.com>
2277 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
2278 instead of unsigned_type.
2280 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
2282 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
2283 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
2286 2002-04-18 Bernd Schmidt <bernds@redhat.com>
2288 * attribs.c (vector_type_node_list): New static variable.
2289 (handle_vector_size_attribute): Use it to avoid generating a
2290 new type node each time we are called.
2292 * combine.c (subst): Avoid trying to make a vector mode subreg of
2293 an integer constant.
2294 (gen_lowpart_for_combine): Likewise.
2296 2002-04-18 Roger Sayle <roger@eyesopen.com>
2297 Jakub Jelinek <jakub@redhat.com>
2299 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
2300 for integer constant c (if x has unsigned type or sign bit is not
2301 set in c). This folds the zero/sign extension into the bit-wise and
2304 2002-04-18 Jakub Jelinek <jakub@redhat.com>
2307 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
2310 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
2312 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
2314 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
2316 * gcc.c (read_specs): Detect and fail if an attempt is made to
2317 rename a spec string to an already existing string.
2319 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
2321 * config/s390/s390.c (legitimize_pic_address): Do not generate
2322 illegal address constant without CONST.
2324 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2326 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
2327 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2329 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
2331 PR optimization/6305
2332 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
2333 to make sure previous reloads are taken into account. Generate
2334 better code if one operand is an in-range immediate constant.
2336 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
2338 * doc/install.texi (Building): libgcj requires GNU make.
2340 2002-04-17 Jakub Jelinek <jakub@redhat.com>
2343 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
2344 even if hard quad and register is not floating.
2345 (movtf reg<-mem split): Disallow splitting if hard quad and
2346 register is floating.
2347 (movtf mem<-reg split): Likewise.
2348 * config/sparc/sparc.c (fp_register_operand): New predicate.
2349 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
2351 2002-04-17 Zack Weinberg <zack@codesourcery.com>
2353 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
2354 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
2355 (unprotoize.o): Ditto. Build from protoize.c. Define
2356 UNPROTOIZE on command line.
2357 * protoize.c: Include cppdefault.h. Delete include_defaults.
2358 (in_system_include_dir): Use cpp_include_defaults (defined in
2360 * unprotoize.c: Delete file.
2362 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
2364 * config/rs6000/altivec.h (vec_ld): Add array variants.
2368 2002-04-17 Alan Matsuoka <alanm@redhat.com>
2369 Aldy Hernandez <aldyh@redhat.com>
2371 * config/rs6000/altivec.h: Define __ALTIVEC__.
2378 Add parentheses to all macro arguments.
2380 2002-04-16 Richard Henderson <rth@redhat.com>
2383 * except.c (remove_eh_handler): Insert inner regions at beginning
2384 of sibling chain. Refactor expressions.
2386 2002-04-16 Richard Henderson <rth@redhat.com>
2388 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
2389 * config/sparc/sol2-gas-bi.h: New file.
2390 * config.gcc (sparc*-solaris): Add it as needed.
2391 * configure.in (AS_SPARC64_FLAG): Remove check.
2392 * config.in, configure: Regenerate.
2394 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
2396 2002-04-16 Richard Henderson <rth@redhat.com>
2398 * config/mips/mips.c (override_options): Don't override N32 for
2402 * config/mips/mips.md (can_delay): Split out of existing define_delays.
2403 (HILO_delay): Set can_delay false.
2405 2002-04-16 Dale Johannesen <dalej@apple.com>
2407 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
2408 instruction addresses.
2409 (rs6000_output_function_epilogue): Likewise.
2411 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
2413 * c-parse.in (poplevel, compstmt_start,
2414 compstmt_primary_start): Add ending ';', in accordance
2417 2002-04-16 Richard Henderson <rth@redhat.com>
2419 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
2420 Adjust tm_file order to get TARGET_DEFAULT set properly.
2421 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
2422 * doc/install.texi (sparc-solaris): Update.
2424 2002-04-16 Dale Johannesen <dalej@apple.com>
2426 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
2427 comparison operands do not match each other or if modes of
2428 conditions do not match result.
2430 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
2433 * config/s390/s390.md (mulsidi3): Set both subregs of the
2436 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
2438 * config/rs6000/altivec.h (vec_addc): Type check.
2440 2002-04-16 Jakub Jelinek <jakub@redhat.com>
2443 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
2445 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
2447 2002-04-15 Richard Henderson <rth@redhat.com>
2449 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
2450 call_really_used_regs too.
2452 2002-04-15 Richard Henderson <rth@redhat.com>
2454 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
2456 2002-04-15 David S. Miller <davem@redhat.com>
2458 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
2461 2002-04-16 Jakub Jelinek <jakub@redhat.com>
2464 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
2465 CONST_VECTOR is { 0, ... 0 }.
2467 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
2469 * doc/install.texi (Installing GCC: Configuration): Clarify
2470 the only supported ways to configure gcc.
2472 2002-04-15 Roland McGrath <roland@frob.com>
2474 * config.gcc (alpha*-*-gnu*): New target configuration.
2475 * config/alpha/gnu.h: New file for it.
2476 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
2478 2002-04-16 Mark Mitchell <mark@codesourcery.com>
2480 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
2481 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
2482 * tree.h (expand_start_stmt_expr): Update prototype.
2483 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
2484 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
2485 on the STMT_EXPR created for the inline function.
2487 2002-04-15 Richard Henderson <rth@redhat.com>
2489 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
2490 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2491 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
2492 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
2493 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
2494 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
2495 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
2496 Define __gnu_linux__, not gnu_linux.
2497 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
2499 2002-04-15 Mark Mitchell <mark@codesourcery.com>
2501 Remove Chill front end.
2502 * gcc.c (default_compilers): Remove Chill entries.
2503 * ch: Remove directory.
2504 * doc/frontends.texi: Remove information about Chill.
2505 * doc/sourcebuild.texi: Likewise.
2506 * doc/standards.texi: Likewise.
2508 2002-04-15 Douglas B Rupp <rupp@gnat.com>
2510 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
2511 (LONGLONG_STANDALONE): Define.
2513 2002-04-15 David S. Miller <davem@redhat.com>
2515 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
2516 Call emit_library_call with LCT_NORMAL.
2517 (sparc_initialize_trampoline): Use LCT_foo instead of
2518 magic constant in emit_library_call invocations.
2519 (sparc64_initialize_trampoline): Likewise.
2520 (sparc_profile_hook): Likewise.
2521 * config/sparc/sparc.md: Likewise.
2523 * config/sparc/sparc.c (sparc_extra_constraint_check):
2524 Fix type of argument 'c'.
2525 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
2528 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2530 * diagnostic.h (output_buffer_state): Redefine.
2531 (output_format_decoder): New macro.
2532 (output_prefixing_rule): Likewise.
2533 (output_line_cutoff): Likewise.
2534 (diagnostic_format_decoder): Adjust.
2535 (diagnostic_prefixing_rule): Likewise.
2536 (diagnostic_line_cutoff): Likewise.
2537 (diagnostic_state): Likewise.
2538 (diagnostic_kind_count): Likewise.
2539 (diagnostic_buffer): Now a macro.
2541 * diagnostic.c (diagnostic_buffer): Remove definition.
2542 (output_is_line_wrapping): Adjust.
2543 (set_real_maximum_length): Likewise.
2544 (output_set_maximum_length): Likewise.
2545 (init_output_buffer): Likewise.
2546 (lhd_print_error_function): Likewise.
2547 (output_do_verbatim): Likewise.
2549 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
2551 * cpperror.c (print_location): Don't print include chain
2553 (cpp_begin_message): Update to use DL_ macros.
2554 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2555 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2556 cpp_notice, cpp_notice_from_errno): Remove.
2557 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2560 * cppexp.c (CPP_ICE): Remove.
2561 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
2562 lex, integer_overflow, _cpp_parse_expr): Update.
2563 * cppfiles.c (read_include_file, find_include_file,
2564 handle_missing_header, _cpp_read_file, remap_filename): Update.
2565 * cpphash.h (enum error_type): Remove.
2566 (_cpp_begin_message): Update.
2567 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
2568 cpp_handle_option, cpp_post_options): Update.
2569 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
2570 skip_whitespace, parse_identifier, parse_slow, parse_string,
2571 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
2572 cpp_interpret_charconst): Update.
2573 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
2574 lex_macro_node, do_undef, glue_header_name, parse_include,
2575 do_include_common, read_flag, do_line, do_linemarker, do_ident,
2576 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
2577 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
2578 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
2579 _cpp_pop_buffer, do_diagnostic): Update.
2580 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
2581 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
2582 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2583 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2584 cpp_notice, cpp_notice_from_errno): Remove.
2585 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2588 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
2589 collect_args, enter_macro_context, save_parameter, parse_params,
2590 _cpp_create_definition, check_trad_stringification,
2591 cpp_macro_definition): Update.
2592 * cppmain.c (cpp_preprocess_file): Update.
2593 * fix-header.c (read_scan_file): Update.
2595 2002-04-14 Andreas Schwab <schwab@suse.de>
2597 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
2599 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
2601 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
2603 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2605 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
2608 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
2610 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
2612 2002-04-13 Joel Sherrill <joel@OARcorp.com>
2614 * config/sparc/t-elf: Enable v8 multilibs. Impacts
2615 sparc-elf and sparc-rtems targets.
2617 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2619 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
2620 defined, and __gnu_hurd__ wherever __GNU__ is defined.
2621 * arm/linux-elf.h: Likewise.
2622 * cris/aout.h: Likewise.
2623 * cris/linux.h: Likewise.
2624 * i370/linux.h: Likewise.
2625 * i386/gnu.h: Likewise.
2626 * i386/linux-aout.h: Likewise.
2627 * i386/linux-oldld.h: Likewise.
2628 * i386/linux.h: Likewise.
2629 * i386/linux64.h: Likewise.
2630 * ia64/linux.h: Likewise.
2631 * m68k/linux-aout.h: Likewise.
2632 * m68k/linux.h: Likewise.
2633 * mips/linux.h: Likewise.
2634 * pa/pa-linux.h: Likewise.
2635 * pj/linux.h: Likewise.
2636 * rs6000/sysv4.h: Likewise.
2637 * s390/linux.h: Likewise.
2638 * sh/linux.h: Likewise.
2639 * sparc/linux-aout.h: Likewise.
2640 * sparc/linux.h: Likewise.
2641 * sparc/linux64.h: Likewise.
2642 * xtensa/linux.h: Likewise.
2644 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
2646 * stmt.c (check_unique_operand_names): Expect operand names to
2647 be strings rather than identifiers. Use simple_cst_equal to
2649 (resolve_operand_name_1): Make same identifier to string change here.
2650 * c-parse.in (asm_operand): Convert a named operand into a string.
2651 * cp/parse.y (asm_operand): Likewise.
2653 2002-04-13 Andreas Schwab <schwab@suse.de>
2655 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
2657 2002-04-12 Mark Mitchell <mark@codesourcery.com>
2659 Revert these changes:
2661 2002-04-06 Mark Mitchell <mark@codesourcery.com>
2664 * stor-layout.c (layout_decl): Reset the RTL for the decl.
2666 2002-04-12 Richard Henderson <rth@redhat.com>
2668 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
2669 (sparc*-*-solaris): Clean up header files.
2670 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
2671 and plan on generating 64-bit code.
2672 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
2673 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
2674 * config/sparc/sol2-sld-64.h: Rename ...
2675 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
2676 for AS_SPARC64_FLAG not defined.
2677 * config/sparc/sol2-gld-bi.h: New.
2678 * config/sparc/sol2-sld.h: Remove.
2679 * config/sparc/sol26-sld.h: New.
2680 * config/sparc/sol2.h: Tidy comments.
2681 * doc/install.texi: Document sparc-solaris configury changes.
2683 2002-04-12 Richard Henderson <rth@redhat.com>
2685 * recog.c (offsettable_address_p): Match the logic in adjust_address.
2687 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
2688 in 64-bit mode only. Use only for 32-bit or MEDLOW.
2690 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2692 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
2694 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
2696 * pa.c (pa_can_combine_p): Call extract_insn before calling
2699 2002-04-12 Douglas B Rupp <rupp@gnat.com>
2701 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
2702 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
2703 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
2704 (CPP_PREDEFINES): Handle __declspec.
2705 * config/i386/t-interix (USER_H): Remove.
2707 2002-04-12 DJ Delorie <dj@redhat.com>
2709 * integrate.c (compare_blocks): Make comparisons safe for when
2710 sizeof(int) < sizeof(char *).
2711 (find_block): Likewise.
2713 2002-04-12 Jan Hubicka <jh@suse.cz>
2714 David Edelsohn <edelsohn@gnu.org>
2716 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
2718 (symbol_ref_operand): New.
2719 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
2720 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
2722 2002-04-12 Andreas Schwab <schwab@suse.de>
2724 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
2725 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
2726 overrides the definition in config/svr4.h.
2728 2002-04-12 Eric Norum <eric.norum@usask.ca>
2730 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
2731 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
2732 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
2733 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
2734 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
2735 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
2736 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
2737 definitions to config/rtems.h and make the targets more similar.
2739 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2741 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
2742 POINTERS_EXTEND_UNSIGNED.
2743 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
2744 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
2746 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
2749 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
2751 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
2752 depends on TARGET_SHMEDIA, not TARGET_SH5.
2754 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
2756 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
2757 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
2759 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
2761 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
2764 2002-04-12 Andreas Schwab <schwab@suse.de>
2766 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
2768 2002-04-12 Richard Henderson <rth@redhat.com>
2771 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
2773 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
2774 modes spanning multiple hard regs.
2776 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
2778 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2780 * pa.c (pa_output_function_prologue): Don't accumulate the total
2781 number of code bytes when using TARGET_64BIT, or gas, SOM and not
2782 the portable runtime.
2783 (output_deferred_plabels): Handle 64bit plabels.
2784 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
2785 generating pic code using the GAS assembler for object formats that
2786 are not SOM (ie., ELF32 and ELF64).
2787 (output_millicode_call): Check attribute type if attribute length is 28.
2788 Likewise use $PIC_pcrel$0. Only call get_attr_length and
2789 dbr_sequence_length once.
2790 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
2791 dbr_sequence_length once.
2792 * pa.h (TARGET_SOM): Define if not defined.
2793 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
2794 with GAS and not SOM.
2795 (jump, call_internal_reg, call_value_internal_reg): Likewise.
2796 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
2798 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2800 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
2801 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
2802 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
2803 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
2804 elfos.h and dbxelf.h values are fine now.
2805 * config/i386/freebsd.h, config/alpha/freebsd.h
2806 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
2808 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2810 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
2811 or set Acpu or Amachine. Reformat.
2812 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2814 (LINK_SPEC): Do not need to undef.
2815 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
2816 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
2817 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2819 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
2820 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
2821 (LINK_SPEC): Do not need to undef.
2822 (DONT_USE_BUILTIN_SETJMP): Do not define.
2823 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
2824 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
2825 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
2826 Remove trailing spaces.
2827 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
2828 __ELF__, or set Acpu or Amachine. Reformat.
2829 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2832 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2834 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
2835 all other *-*-freebsd* targets.
2837 2002-04-11 Richard Henderson <rth@redhat.com>
2839 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
2841 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2843 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
2844 Include {cpu}/{cpu}.h thru tm_file.
2845 (alpha*-*-linux*ecoff): Remove target.
2846 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
2847 (LINK_SPEC): Remove, is not OS independent.
2848 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
2849 (LINK_SPEC): Do not need to #undef any longer.
2850 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
2852 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
2854 (LINK_SPEC): Moved here from alpha/elf.h.
2855 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
2857 * config/alpha/linux-ecoff.h: Remove.
2858 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
2859 (CPP_SPEC): Define _POSIX_SOURCE as needed.
2860 (CPP_SUBTARGET_SPEC): Do not define.
2861 (LINK_SPEC): Do not need to #undef any longer.
2862 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
2863 * config/alpha/vms.h: Likewise.
2865 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
2867 * doc/extend.texi: Remove old claim that typedefs cannot have
2868 an alignment attribute.
2870 2002-04-11 Jakub Jelinek <jakub@redhat.com>
2872 PR optimization/6177
2873 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
2874 bitpos is 0 and bitsize CONCAT size.
2876 2002-04-11 Jakub Jelinek <jakub@redhat.com>
2879 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
2881 2002-04-10 David O'Brien <obrien@FreeBSD.org>
2883 * config/alpha/freebsd.h: Minor reformatting.
2884 (CPP_SPEC): Define ELF and add cpp_subtarget.
2885 (ASM_SPEC): No longer needed.
2887 2002-04-11 Richard Henderson <rth@redhat.com>
2889 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
2890 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
2891 (dimode mem/zero splitter): New.
2893 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
2895 * config/cris/cris.c (cris_override_options): Tweak error message
2896 for PIC not implemented.
2898 * config/cris/cris.h: Tweak comments related to parameter-passing.
2900 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
2902 2002-04-10 Richard Henderson <rth@redhat.com>
2904 * except.c (add_ehl_entry): Allow duplicates after landing pad
2907 2002-04-10 David Edelsohn <edelsohn@gnu.org>
2909 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
2911 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
2913 * c-decl.c (c_init_decl_processing): Move generation of
2914 decls for g77_integer_type_node and friends from here ...
2915 * c-common.c (c_common_nodes_and_builtins): ... to here.
2917 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
2919 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
2920 is only used as frame pointer when frame_pointer_needed is true.
2922 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
2925 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
2926 for the fact that the pool entry uses two words.
2927 (movdf_hard_insn): Similarly. Also, ADR instruction can span
2929 (movdf_soft_insn): Similarly.
2930 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
2931 for the fact that the pool entry uses three words.
2933 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
2935 * config/mips/mips.c (mips_va_arg): When using the struct version
2936 of the EABI va_list, allow arguments in the register save area to
2937 take up less room than a stack argument.
2939 2002-04-10 Richard Henderson <rth@redhat.com>
2941 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
2942 if EXPAND_INITIALIZER.
2944 2002-04-09 Richard Henderson <rth@redhat.com>
2946 * config/alpha/alpha.md (movdi_er_maybe_g): New.
2947 * config/alpha/alpha.c (alpha_expand_mov): Use it.
2949 2002-04-10 Alan Modra <amodra@bigpond.net.au>
2951 PR optimization/6233
2952 * rtlanal.c (pure_call_p): New function.
2953 * rtl.h (pure_call_p): Declare.
2954 * loop.c (prescan_loop): Use it to set has_nonconst_call.
2955 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
2957 2002-04-09 Eric Christopher <echristo@redhat.com>
2959 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
2960 information to .comm directive.
2962 2002-04-09 Richard Henderson <rth@redhat.com>
2965 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
2967 2002-04-09 Richard Henderson <rth@redhat.com>
2969 * basic-block.h (flow_delete_block_noexpunge): Declare.
2970 (expunge_block_nocompact): Declare.
2971 * cfg.c (expunge_block_nocompact): Split out from ...
2972 (expunge_block): ... here.
2973 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
2974 (flow_delete_block_noexpunge): Split out from ...
2975 (flow_delete_block): ... here.
2976 * cfgcleanup.c (delete_unreachable_blocks): Compact while
2977 removing dead blocks.
2978 * except.c (exception_handler_labels): Remove.
2979 (exception_handler_label_map): New.
2980 (struct eh_region): Add aka member.
2981 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
2982 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
2983 (for_each_eh_label, for_each_eh_label_1): New.
2984 (init_eh): Register exception_handler_label_map.
2985 (free_eh_status): Use free_region.
2986 (find_exception_handler_labels): Use the map, not the list.
2987 (remove_exception_handler_label): Likewise.
2988 (maybe_remove_eh_handler): Likewise.
2989 (remove_eh_handler): Use the region aka bitmap.
2990 * except.h (exception_handler_labels): Remove.
2991 (for_each_eh_label): Declare.
2992 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
2993 * loop.c (invalidate_loops_containing_label): New.
2994 (find_and_verify_loops): Use it. Use for_each_eh_label.
2995 * sched-rgn.c (is_cfg_nonregular): Use
2996 current_function_has_exception_handlers.
2998 2002-04-09 Richard Henderson <rth@redhat.com>
3000 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
3001 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
3002 Do not return changed status.
3003 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
3004 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
3005 New functions that do return changed status.
3006 * sbitmap.h: Update decls.
3007 * gcse.c, lcm.c: Use _cg functions as needed.
3009 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
3011 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
3012 (sh64-*-elf*, sh-*-rtemself*): Likewise.
3013 * config/sh/embed_bb.c: New file.
3014 * config/sh/embed-elf.h: New file.
3015 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
3016 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
3017 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
3019 (SUBTARGET_CPP_PTR_SPEC): Don't define.
3020 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
3021 Add subtarget_asm_endian_spec.
3022 (ASM_SPEC): Use subtarget_asm_endian_spec.
3023 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
3024 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
3025 (WCHAR_UNSIGNED): Define.
3026 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
3027 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
3028 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
3030 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
3031 (sh_adjust_cost): Likewise.
3032 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
3034 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
3035 (WCHAR_TYPE_SIZE): Likewise.
3036 (ASM_SPEC): Use subtarget_asm_endian_spec.
3037 (SH_ELF_WCHAR_TYPE): #undef/ #define.
3038 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
3039 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
3040 (MAX_WCHAR_TYPE_SIZE): Don't #define .
3041 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
3042 (USER_LABEL_PREFIX): Don't #undef /#define .
3043 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
3044 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
3045 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
3046 (ASM_SPEC): Likewise.
3047 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
3048 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
3049 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
3050 (LIB2FUNCS_EXTRA): Define.
3051 * t-sh64 (LIB2FUNCS_EXTRA): Define.
3052 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
3053 (LIB1ASMFUNCS_CACHE): Define.
3054 (LIB2FUNCS_EXTRA): Redefine empty.
3056 2002-04-08 Richard Henderson <rth@redhat.com>
3058 * reorg.c (get_branch_condition): Use reversed_comparison_code.
3060 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3062 * config/m68hc11/larith.asm (__map_data_section): Fix condition
3063 and optimize for size.
3064 (__do_global_ctors): Fix pointer comparison.
3065 (__do_global_dtors): Likewise.
3067 2002-04-09 David S. Miller <davem@redhat.com>
3069 * config/sparc/sparc.c (sparc_extra_constraint_check): New
3070 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
3071 allow reloading pseudos.
3072 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
3073 * config/sparc/sparc-protos.h: Declare it.
3075 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
3076 unsigned comparison warning.
3077 (output_restore_regs): Mark leaf_function as unused.
3079 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3081 * expr.c (is_aligning_offset): New function.
3082 (expand_expr, case COMPONENT_EXPR): Call it.
3084 2002-04-08 David S. Miller <davem@redhat.com>
3087 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
3089 Make init_priority work on Sparc when using GNU ld.
3090 * config/sparc/linux.h, config/sparc/linux64.h,
3091 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
3092 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
3093 * config/sparc/sol2-gld.h: New file to do the same.
3094 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
3095 sparc/sol2-gld.h to tm_file.
3097 PR optimization/4328
3098 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
3099 * doc/md.texi: Document it.
3100 * config/sparc/sparc.md (movdi_insn_sp64_novis,
3101 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
3102 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
3103 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
3104 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
3106 2002-04-08 Andreas Jaeger <aj@suse.de>
3108 * stmt.c (expand_asm_operands): Revert last patch from Richard
3111 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3113 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
3114 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
3116 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3118 * doc/contrib.texi (Contributors): Add David O'Brien.
3120 2002-04-08 Alan Modra <amodra@bigpond.net.au>
3122 * configure.in (auto-build.h): Use target_alias and build_alias
3123 when running configure.
3124 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
3125 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
3126 * configure: Regenerate.
3128 2002-04-07 David S. Miller <davem@redhat.com>
3130 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
3132 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3135 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
3136 generating 32-bit pic code.
3138 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
3140 * cppinit.c (cpp_create_reader): Initialize
3141 discard_comments_in_macro_exp.
3142 (COMMAND_LINE_OPTIONS): Add "-CC" option.
3143 (cpp_handle_option): Handle "-CC" option.
3144 * cpplex.c (save_comment): If saving a C++ comment in
3145 a directive, convert it to a C comment.
3146 (_cpp_lex_direct): Pass second comment start character to
3147 save_comment to indicate comment type.
3148 * cpplib.c (_cpp_handle_directive): If processing
3149 a "#define" directive and discard_comments_in_macro_exp
3150 is false, re-enable saving of comments.
3151 (lex_macro_node): If discard_comments_in_macro_exp is false,
3152 discard any comments before the macro identifier.
3153 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
3155 * cppmacro.c (cpp_get_token): If expanding a macro while
3156 processing a directive, discard any comments we might encounter.
3157 (parse_params): If discard_comments_in_macro_exp is false,
3158 ignore comments in the macro parameter list.
3159 * gcc.c (cpp_unique_options): Add "-CC" option.
3160 (option_map): Map "--comments-in-macros" to "-CC".
3161 * doc/cppopts.texi: Document "-CC" option.
3162 * f/lang-specs.h: Add "-CC" option.
3163 * testsuite/gcc.dg/cpp/maccom1.c: New test.
3164 * testsuite/gcc.dg/cpp/maccom2.c: New test.
3165 * testsuite/gcc.dg/cpp/maccom3.c: New test.
3166 * testsuite/gcc.dg/cpp/maccom4.c: New test.
3167 * testsuite/gcc.dg/cpp/maccom5.c: New test.
3168 * testsuite/gcc.dg/cpp/maccom6.c: New test.
3170 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
3173 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
3175 2002-04-06 Mark Mitchell <mark@codesourcery.com>
3178 * stor-layout.c (layout_decl): Reset the RTL for the decl.
3181 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
3182 RTX_UNCHANGING_P for the functions arguments when a tail call
3185 2002-04-06 Jason Merrill <jason@redhat.com>
3187 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
3188 (parse_options_and_default_flags): Set them appropriately.
3189 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
3191 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
3193 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
3196 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
3199 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
3200 types come in by-reference. Fix typo in comment.
3202 2002-04-05 David S. Miller <davem@redhat.com>
3204 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
3205 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
3206 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
3207 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
3209 2002-04-05 David S. Miller <davem@redhat.com>
3211 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
3212 are not going to emit return instructions, emit at least a nop
3213 for the sake of sane backtraces.
3215 2002-04-05 Richard Henderson <rth@redhat.com>
3217 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
3219 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
3221 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
3223 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
3225 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
3226 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
3227 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
3229 2002-04-05 Andreas Schwab <schwab@suse.de>
3231 * c-convert.c: Include c-common.h.
3232 * Makefile.in (c-convert.o): Updated.
3234 2002-04-05 Jakub Jelinek <jakub@redhat.com>
3236 * mklibgcc.in: Use separate libgcc.map for each multilib.
3237 * Makefile.in (distclean): Don't remove libgcc.map here.
3239 2002-04-05 Jakub Jelinek <jakub@redhat.com>
3241 * Makefile.in (s-mlib): Handle --disable-multilib by separate
3242 genmultilib invocation.
3244 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
3246 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
3247 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
3248 to num_gprs for symmetry.
3249 * config/mips/mips.c: Adjust accordingly.
3251 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
3253 * c-common.c (truthvalue_conversion): Rename, update.
3254 * c-common.h (c_common_truthvalue_conversion): New.
3255 * c-convert.c (convert): Update.
3256 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
3257 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
3258 * c-typeck.c (build_binary_op, build_unary_op,
3259 build_conditional_expr): Update.
3260 * fold-const.c (constant_boolean_node, fold): Use langhook.
3261 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
3262 * langhooks.h (struct lang_hooks): New hook.
3263 * stmt.c (expand_decl_cleanup): Use langhook.
3264 * tree.h (truthvalue_conversion): Remove.
3266 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
3268 2002-04-05 Alan Modra <amodra@bigpond.net.au>
3270 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
3271 Add rules to make null object file.
3273 2002-04-04 Jim Blandy <jimb@redhat.com>
3275 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
3276 macro formal parameter names.
3278 2002-04-04 David S. Miller <davem@redhat.com>
3280 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
3282 2002-04-04 Richard Henderson <rth@redhat.com>
3285 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
3286 Support copies into and out of memory. Don't accept allows_reg
3287 and allows_mem as gospel.
3289 2002-04-04 Richard Henderson <rth@redhat.com>
3292 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
3293 (write_dependence_p): Likewise.
3295 2002-04-04 Richard Henderson <rth@redhat.com>
3297 * predict.c (estimate_bb_frequencies): Do frequency calculation
3298 with a volatile temporary.
3300 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
3302 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
3304 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3307 * final.c (final_start_function): Don't bump profile_label_no here...
3308 (final_end_function): ...but here.
3310 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3312 * config/sparc/sparc.md (pic): New attribute.
3313 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
3315 (split after do_builtin_setjmp_setup): New.
3317 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3320 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
3323 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3325 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
3326 UNITS_PER_WORD for zero sized aggregates.
3328 2002-04-03 David S. Miller <davem@redhat.com>
3330 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
3331 one-character spec for this, just use %(link_gcc_c_sequence).
3333 2002-04-03 David S. Miller <davem@redhat.com>
3335 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
3338 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
3340 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
3341 (DWARF_FRAME_RETURN_COLUMN): Move.
3342 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3343 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
3344 * pa.c (except.h, predict.h): Include.
3346 (store_reg_modify, set_reg_plus_d): Revise prototypes.
3347 (output_ascii): Add cast.
3348 (store_reg_modify): Revise to add frame notes.
3349 (set_reg_plus_d): Likewise.
3350 (compute_frame_size): Include space for eh data registers in frame if
3351 the current function calls eh_return.
3352 (hppa_expand_prologue): Ensure register %r2 is saved if the current
3353 function calls eh_return. Save eh data registers if the current
3354 function calls eh_return. Fix code to add frame notes. Emit
3355 blockage to prevent insns with frame notes being scheduled in the
3356 delay slot of calls.
3357 (hppa_expand_epilogue): Restore eh data registers and do final stack
3358 adjustment if the current function calls eh_return. Don't add frame
3360 (output_call): Revise for change in length of call insn. Don't do
3361 return pointer adjustment for an unconditional jump in the delay slot
3362 of a call when using frame notes.
3363 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
3364 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
3365 (ARG_POINTER_CFA_OFFSET): Define.
3366 * pa.md (return_external_pic): New pattern.
3367 (prologue): Correct formatting. Use return_external_pic if current
3368 function calls eh_return.
3369 (call_internal_symref, call_value_internal_symref,
3370 sibcall_internal_symref, sibcall_value_internal_symref): Change default
3371 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
3373 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
3375 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
3376 list of targets to check using "nop" insn.
3377 * configure: Rebuilt.
3379 2002-04-04 Alan Modra <amodra@bigpond.net.au>
3381 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
3383 2002-04-03 David S. Miller <davem@redhat.com>
3385 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
3386 library sequence passed to the linker.
3387 (LINK_COMMAND_SPEC): Use it.
3388 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
3389 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
3390 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
3392 2002-04-03 Jason Merrill <jason@redhat.com>
3394 * except.c (struct eh_status): Remove protect_list.
3395 (begin_protect_partials, end_protect_partials): Remove.
3396 (add_partial_entry): Remove.
3397 * except.h: Remove prototypes.
3399 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
3400 expand_decl_cleanup_eh.
3403 * tree.h (CLEANUP_EH_ONLY): New macro.
3404 * stmt.c (expand_decl_cleanup_eh): New fn.
3405 (expand_cleanups): Check CLEANUP_EH_ONLY.
3406 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
3407 Use expand_decl_cleanup_eh.
3408 (expand_stmt): Adjust.
3409 * c-common.h: Adjust prototype.
3411 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
3413 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
3414 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
3415 (cris_target_asm_function_epilogue): Ditto.
3416 (cris_initial_frame_pointer_offset): Ditto.
3417 (cris_simple_epilogue): Ditto.
3418 (cris_expand_builtin_va_arg): Variable-size types come in
3421 2002-04-03 David S. Miller <davem@redhat.com>
3423 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
3425 (set_fast_math): Correct 'fsr' type.
3427 2002-04-03 Richard Henderson <rth@redhat.com>
3430 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
3431 * toplev.c (check_global_declarations): Use it.
3432 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
3433 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3434 (LANG_HOOKS_DECLS): Add it.
3435 * langhooks.c (lhd_warn_unused_global_decl): New.
3436 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3437 * c-objc-common.c (c_warn_unused_global_decl): New.
3438 * c-tree.h (c_warn_unused_global_decl): Declare.
3439 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3441 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
3443 * langhooks-def.h (lhd_set_decl_assembler_name,
3444 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
3445 (LANG_HOOKS_INITIALIZER): Update.
3446 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
3447 * langhooks.h (struct lang_hooks): New hook.
3448 * tree.c (set_decl_assembler_name): Move to langhooks.c.
3449 (lang_set_decl_assembler_name): Remove.
3450 (init_obstacks): Don't set hook.
3451 (decl_assembler_name): New function.
3452 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
3453 (decl_assembler_name): New.
3454 (lang_set_decl_assembler_name): Remove.
3456 2002-04-03 Jakub Jelinek <jakub@redhat.com>
3458 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
3459 works properly with .hidden symbols.
3460 * configure: Rebuilt.
3461 * config.in: Rebuilt.
3462 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3463 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
3464 properly with .hidden symbols.
3466 2002-04-03 Jakub Jelinek <jakub@redhat.com>
3469 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
3472 2002-04-03 Richard Henderson <rth@redhat.com>
3475 * sched-rgn.c (sets_likely_spilled): New.
3476 (sets_likely_spilled_1): New.
3477 (add_branch_dependences): Use it.
3479 2002-04-02 Richard Henderson <rth@redhat.com>
3482 * loop.h (LOOP_FIRST_PASS): New.
3483 * loop.c (strength_reduce): Mind it when deciding to unroll.
3484 * toplev.c (rest_of_compilation): Set it.
3486 2002-04-02 David S. Miller <davem@redhat.com>
3488 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
3489 mems_ok_for_ldd_peep when the order of the loads being examined
3491 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
3492 existing comment to increase comprehension of this situation.
3494 2002-04-02 Zack Weinberg <zack@codesourcery.com>
3496 * config/sh/sh.md: Don't use union real_extract.
3498 2002-04-02 Richard Henderson <rth@redhat.com>
3500 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
3502 2002-04-02 David O'Brien <obrien@FreeBSD.org>
3504 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
3505 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
3506 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
3507 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
3508 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
3509 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
3510 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
3511 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
3512 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
3513 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
3514 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
3515 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
3516 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
3517 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
3518 Include as many configury headers via tm_file as possible. This
3519 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
3520 * config/openbsd-oldgas.h: New file.
3521 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
3522 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
3523 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
3524 config/i386/i386-coff.h, config/i386/i386-interix.h,
3525 config/i386/iscdbx.h, config/i386/linux-aout.h,
3526 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
3527 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
3528 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
3529 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
3530 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
3531 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
3532 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
3533 config/i386/vxi386.h: Do not directly include configury headers.
3534 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
3535 Directly include configury headers that are no longer automatically
3536 included by the above headers.
3537 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
3538 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
3539 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
3540 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
3541 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
3542 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
3543 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
3544 (TARGET_VERSION): Define.
3545 * config/i386/beos-elf.h, config/i386/freebsd.h,
3546 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
3547 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
3548 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
3549 config/i386/sco5.h, config/i386/sysv4.h
3550 (TARGET_VERSION): Do not need to protect.
3551 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
3552 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
3553 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
3554 config/i386/i386-interix.h, config/i386/linux-aout.h,
3555 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
3556 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
3557 (YES_UNDERSCORES): Do not define - not needed.
3558 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
3559 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3560 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
3561 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
3562 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3563 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
3564 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
3565 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
3567 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
3568 Richard Henderson <rth@redhat.com>
3571 * function.c (assign_temp): Accept either type or decl argument.
3572 Detect variables whose size is too large to fit into an integer.
3573 * stmt.c (expand_decl): Pass the decl, not the type.
3575 2002-04-02 David O'Brien <obrien@FreeBSD.org>
3577 * protoize.c: Match include directory usage with cppdefault.c.
3579 2002-04-03 Jeffrey A Law (law@redhat.com)
3580 Hans-Peter Nilsson <hp@bitrange.com>
3582 * combine.c (simplify_comparison): Avoid narrowing a comparison
3583 with a paradoxical subreg when doing so would drop signficant bits.
3585 2002-04-02 Steve Ellcey <sje@cup.hp.com>
3587 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
3588 if POINTERS_EXTEND_UNSIGNED is defined.
3590 2002-04-02 Richard Henderson <rth@redhat.com>
3593 * local-alloc.c (contains_replace_regs): LO_SUM may contain
3596 2002-04-02 Richard Henderson <rth@redhat.com>
3598 * doc/standards.texi: Document required freestanding libc entry points.
3600 2002-04-02 Alan Modra <amodra@bigpond.net.au>
3602 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
3603 associated splitter. Remove MQ constraint.
3604 (ctrdi_internal4): Correct CCmode clobber.
3606 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
3608 * milli64.S ($$dyncall): New function.
3609 * t-linux (LIB1ASMFUNCS): Revise module list.
3610 (LIB1ASMSRC): Use pa/milli64.S.
3612 2002-04-02 Richard Henderson <rth@redhat.com>
3614 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
3615 rename solaris_sys_varargs_h.
3617 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3619 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
3620 the same mode as its component.
3622 2002-04-02 Richard Henderson <rth@redhat.com>
3625 * final.c (this_is_asm_operands): Export.
3626 * output.h (this_is_asm_operands): Declare.
3627 * config/i386/i386.c (print_operand): Error odd asm operands.
3629 2002-04-02 Richard Henderson <rth@redhat.com>
3632 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
3634 2002-04-01 Richard Henderson <rth@redhat.com>
3637 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
3638 * fixinc/fixincl.x: Rebuild.
3640 2002-04-01 Richard Henderson <rth@redhat.com>
3642 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
3643 (atomic_alloc, atomic_free): New.
3644 (SIZE, MASK_FOR, PTR_IN): New.
3645 (emergency_reg_state, emergency_reg_state_free): New.
3646 (emergency_labeled_state, emergency_labeled_state_free): New.
3647 (reg_state_alloced, labeled_state_alloced): New.
3648 (alloc_reg_state, free_reg_state): New.
3649 (alloc_label_state, free_label_state, free_label_states): New.
3650 (push, pop, dup_state_stack, free_state_stack): Use them.
3651 (desc_label_state): Likewise.
3652 (uw_frame_state_for): Free label states and state stack.
3653 (uw_update_reg_address): Eliminate warnings.
3655 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
3657 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
3658 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
3660 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3662 * c-decl.c (grokdeclarator): Update.
3663 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3664 * c-tree.h (c_mark_addressable): New.
3665 * c-typeck.c (default_function_array_conversion, build_unary_op,
3666 build_array_ref, convert_for_assignment): Update.
3667 (mark_addressable): Rename.
3668 * calls.c (try_to_integrate, expand_call): Use langhook.
3669 * expr.c (expand_expr): Use langhook.
3670 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
3671 * langhooks.h (struct lang_hooks): New hook.
3672 * stmt.c (expand_asm_operands): Use langhook.
3673 * tree.h (mark_addressable): Remove.
3675 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3677 2002-04-01 Bob Wilson <bob.wilson@acm.org>
3679 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
3682 2002-04-01 Bob Wilson <bob.wilson@acm.org>
3684 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
3685 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
3687 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3689 * c-common.c (unsigned_conversion_warning, convert_and_check,
3690 unsigned_type, signed_type, shorten_compare,
3691 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
3692 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
3693 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
3695 * c-decl.c (grokdeclarator): Update.
3696 * c-format.c (check_format_types): Update.
3697 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3698 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3699 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
3700 * convert.c (convert_to_integer): Use new hooks.
3701 * expmed.c (make_tree): Use new hooks.
3702 * expr.c (store_expr): Use new hooks.
3703 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
3704 all_ones_mask_p, unextend, fold): Use new hooks.
3705 * langhooks.h (struct lang_hooks_for_types): New hooks.
3706 * tree.h (signed_or_unsigned_type, signed_type,
3707 unsigned_type): Remove.
3709 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3710 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3712 2002-03-31 Richard Henderson <rth@redhat.com>
3714 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
3715 (desc_frgr_mem): Fix reference to f16-f31.
3717 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3719 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3720 RTVEC_ELT): Const-ify.
3721 * varray.h (VARRAY_CHECK): Const-ify.
3722 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
3723 ggc_mark_rtvec, ggc_mark): Const-ify.
3725 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3727 * diagnostic.c: Include langhooks-def.h.
3728 * Makefile.in (diagnostic.o): Update.
3730 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3732 * c-common.c (c_unsafe_for_reeval): Rename.
3733 * c-common.h (c_unsafe_for_reeval): Rename.
3734 * c-decl.c (finish_incomplete_decl): Rename.
3735 (c_init_decl_processing): Don't set langhook.
3736 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3737 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3738 * c-objc-common.c (c_objc_common_init): Don't set langhook.
3739 * c-tree.h (finish_incomplete_decl): Rename.
3740 * langhooks-def.h (lhd_unsafe_for_reeval): New.
3741 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
3742 (LANG_HOOKS_INITIALIZER): Update.
3743 * langhooks.c (lhd_unsafe_For_reeval): New.
3744 * langhooks.h (struct langhooks): New hooks.
3745 * toplev.c (incomplete_decl_finalize_hook): Remove.
3746 (wrapup_global_declarations): Update.
3747 * tree.c (lang_unsafe_for_reeval): Remove.
3748 (unsafe_for_reeval): Update.
3749 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
3752 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3753 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3755 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3757 * diagnostic.c (print_error_function): Remove.
3758 (default_print_error_function): Rename.
3759 (report_error_function): Update.
3760 * diagnostic.h (print_error_function): Remove.
3761 (default_print_error_function): Remove.
3762 * langhooks-def.h (struct diagnostic_context): Predeclare.
3763 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
3764 (LANG_HOOKS_INITIALIZER): Update.
3765 * langhooks.h (struct diagnostic context): Predeclare.
3766 (struct lang_hooks): New hook.
3768 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3770 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
3771 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
3773 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
3774 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
3775 of PIC_OFFSET_TABLE_REGNUM thruout.
3776 * config/rs6000/rs6000.md: Likewise.
3777 * config/rs6000/darwin.h: Likewise.
3779 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3781 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
3782 unsigned HOST_WIDE_INT, not unsigned int.
3784 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3786 PR middle-end/6096, middle-end/6098, middle-end/6099
3787 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
3789 (fill_slots_from_thread): Likewise.
3791 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3793 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
3794 floating fields in float regs.
3795 (function_arg_record_value_2): Likewise.
3797 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
3799 * config/mmix/mmix.md (define_constants): Remove misleading
3800 FIXME. Add MMIX_fp_rO_OFFSET.
3801 ("nonlocal_goto_receiver"): Don't have stack-frame address of
3802 saved rO as part of the pattern. Remove FIXME.
3803 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
3804 here, at output-time.
3806 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3809 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
3811 (output_v9branch): Likewise.
3813 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
3815 * gcc.c: Revert previous patch for now.
3816 * config/i386/djgpp.h: Likewise.
3818 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
3820 * config/mmix/crti.asm (_init): Register _fini with atexit.
3821 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
3823 2002-03-31 Richard Henderson <rth@redhat.com>
3826 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
3827 (ASM_OUTPUT_DEF_FROM_DECLS): New.
3829 2002-03-31 Richard Henderson <rth@redhat.com>
3831 * libgcc2.c (__bb_exit_func): Make static.
3833 * config/alpha/alpha.md (trap): New.
3835 2002-03-31 Richard Henderson <rth@redhat.com>
3837 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
3838 promoted argument types; build trap.
3839 (expand_builtin_trap): New.
3840 (expand_builtin): Use it.
3841 * stmt.c (expand_nl_goto_receivers): Likewise.
3842 * expr.h (expand_builtin_trap): Declare.
3843 * libfuncs.h (LTI_abort, abort_libfunc): New.
3844 * optabs.c (init_optabs): Init abort_libfunc.
3846 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
3848 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
3849 (LINK_COMMAND_SPEC): ... from here.
3850 (init_gcc_specs): Duplicate it here too, omitting
3851 shared_name in the second copy.
3852 (init_spec): Test for duplicate
3853 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
3855 2002-03-30 David S. Miller <davem@redhat.com>
3857 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3858 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
3860 2002-03-30 Roger Sayle <roger@eyesopen.com>
3861 Richard Henderson <rth@redhat.com>
3863 * regmove.c (combine_stack_adjustments_for_block): Avoid
3864 emitting a stack adjustment of zero bytes. Let delete_insn
3867 2002-03-30 Richard Henderson <rth@redhat.com>
3869 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
3870 (sparc_emitting_epilogue): New.
3871 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
3872 * config/sparc/sparc-protos.h: Update.
3873 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
3874 (TARGET_SWITCHES): Update.
3875 * config/sparc/sparc.md (return): Remove.
3876 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
3877 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
3878 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
3879 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
3880 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
3881 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
3882 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
3883 Remove MASK_EPILOGUE.
3884 * doc/invoke.texi: Update.
3886 2002-03-30 Daniel Berlin <dan@dberlin.org>
3888 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
3889 CPP will start the file for us.
3891 2002-03-30 Richard Henderson <rth@redhat.com>
3894 * config/ia64/ia64.c (group_barrier_needed_p): Special case
3895 prologue_allocate_stack.
3896 (ia64_single_set): Use insn codes for recognition of special
3897 cases, not rtl matching.
3898 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
3900 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
3902 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
3904 2002-03-30 Richard Henderson <rth@redhat.com>
3907 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
3908 or -fomit-frame-pointer with profiling.
3909 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3910 (FUNCTION_PROFILER): Do nothing.
3911 (PROFILE_HOOK): New.
3912 * config/sparc/sparc.c (sparc_override_options): Don't check
3913 code models for profiling.
3914 (sparc_function_profiler): Remove.
3915 (sparc_profile_hook): New.
3916 * config/sparc/sparc-protos.h: Update.
3918 2002-03-30 Jakub Jelinek <jakub@redhat.com>
3920 PR optimization/6086
3921 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
3922 of SUBREG of volatile MEM or because the MEM was mode dependent,
3923 return CLOBBER instead of unmodified SUBREG.
3925 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
3927 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
3928 when not optimizing.
3930 * toplev.c (rest_of_compilation): Cann mark_constant_function
3931 only when optimizing.
3933 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
3936 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
3937 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
3938 (try_optimize_cfg): clear all AUX fields.
3940 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
3941 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
3942 (ix86_address_cost): Be prepared for SUBREGed registers.
3943 (legitimate_address_p): Accept SUBREGed registers.
3945 2002-03-29 Richard Henderson <rth@redhat.com>
3948 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
3950 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3952 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
3953 for aggregate and TFmode types.
3955 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
3957 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
3959 2002-03-29 Richard Henderson <rth@redhat.com>
3962 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
3963 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
3965 2002-03-29 Richard Henderson <rth@redhat.com>
3968 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
3969 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
3970 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
3971 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
3973 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
3975 2002-03-29 Dale Johannesen <dalej@apple.com>
3977 * loop.c (combine_movables): Do allow combination of pseudos.
3979 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
3981 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
3982 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
3983 No functional change except ...
3984 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
3985 * doc/install.texi (*-*-freebsd*): Document port configuration.
3987 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
3989 * Makefile.in (convert.o, calls.o, expmed.o): Update.
3990 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
3992 * builtin-types.def (BT_PTRMODE): Update.
3993 * c-common.c (type_for_size): Rename c_common_type_for_size.
3994 (type_for_mode): Similarly.
3995 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
3997 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
3998 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
3999 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
4001 * c-typeck.c (common_type, comptypes, default_conversion):
4003 * calls.c: Include langhooks.h.
4004 (emit_library_call_value_1): Use new hooks. Avoid redundant
4006 * convert.c: Include langhooks.h
4007 (convert_to_pointer, convert_to_integer): Use new hooks.
4008 * except.c (init_eh): Similarly.
4009 * expmed.c: Include langhooks.h.
4010 (expand_mult_add): Use new hooks.
4011 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
4012 try_casesi): Similarly.
4013 * fold-const.c (optimize_bit_field_compare, make_range,
4014 decode_field_reference, fold_truthop, fold): Similarly.
4015 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
4016 put_var_into_stack): Similarly.
4017 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
4018 LANG_HOOKS_TYPE_FOR_SIZE): New.
4019 (LANG_HOOKS_TYPES_INITIALIZER): Update.
4020 * langhooks.h (lang_hooks_for_types): New hooks.
4021 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
4022 * tree.c (get_unwidened, get_narrower): Similarly.
4023 * tree.h (type_for_mode, type_for_size): Remove.
4024 * varasm.c (force_const_mem): Use new hooks.
4025 * utils2.c (nonbinary_modular_operation): Update.
4027 * objc-act.c (handle_impent): Update.
4028 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
4031 2002-03-29 Steve Ellcey <sje@cup.hp.com>
4033 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
4034 * config/ia64/ia64.c (basereg_operand): New.
4035 * config/ia64/ia64-protos.h (basereg_operand): Declare.
4036 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
4038 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
4040 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
4041 unwind information when frame_pointer_needed.
4042 (mmix_assemble_integer): Tweak wording in comment.
4044 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
4046 * Makefile.in (except.o): Update.
4047 * except.c: Include langhooks.h.
4048 (init_eh): Use langhook.
4049 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
4050 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
4051 (LANG_HOOKS_INITIALIZER): Update.
4052 * langhooks.h (lang_hooks_for_types): New.
4053 (struct lang_hooks): Add it.
4054 * tree.c (make_lang_type_fn, make_lang_type): Remove.
4055 * tree.h (make_lang_type_fn, make_lang_type): Remove.
4057 * alpha/alpha.c: Include langhooks.h.
4058 (alpha_build_va_list): Use langhook.
4059 * d30v/d30v.c: Include langhooks.h.
4060 (d30v_build_va_list): Use langhook.
4061 * i386/i386.c: Include langhooks.h.
4062 (ix86_build_va_list): Use langhook.
4063 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
4064 * s390/s390.c: Include langhooks.h.
4065 (s390_build_va_list): Use langhook.
4066 * stormy16/stormy16.c: Include langhooks.h.
4067 (stormy16_build_va_list): Use langhook.
4069 2002-03-29 Jakub Jelinek <jakub@redhat.com>
4072 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
4074 (length): Compute variable length for branches/calls/jumps here.
4075 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
4076 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
4077 define branch_type attribute.
4078 (divsi3_sp32): Maximum length is 6 not 7.
4079 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
4080 call_address_untyped_struct_value_sp32,
4081 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
4082 * config/sparc/sparc.c (empty_delay_slot): New function.
4083 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
4084 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
4086 2002-03-29 Jakub Jelinek <jakub@redhat.com>
4088 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
4089 nonzero_bits if not needed.
4090 (nonzero_bits) [XOR]: Likewise.
4091 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
4092 reg_last_set_mode and mode are both MODE_INT, but not equal.
4093 (record_value_for_reg): Compute reg_last_set_nonzero_bits
4094 in nonzero_bits_mode for MODE_INT modes.
4096 2002-03-28 Richard Henderson <rth@redhat.com>
4099 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
4100 to GAS. Correct drift between alternatives.
4102 2002-03-28 Richard Henderson <rth@redhat.com>
4105 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
4107 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
4109 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
4110 emulation to the linker.
4112 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
4114 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
4115 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
4117 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
4119 * combine.c (simplify_and_const_int): Make sure to apply mask
4120 when force_to_mode returns a constant integer. PR3311.
4122 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
4124 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
4126 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4128 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
4129 and Objective-C Dialect Options.
4131 2002-03-28 Richard Henderson <rth@redhat.com>
4133 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
4134 comparison should be done vs !=0 not >0 return code. Tidy cases.
4136 2002-03-28 Richard Henderson <rth@redhat.com>
4138 * c-decl.c (finish_function): New arg can_defer_p. Pass it
4139 on to c_expand_body.
4140 * c-tree.h (finish_function): Update decl.
4141 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
4143 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
4145 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
4147 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
4149 * rtlanal.c: Include flags.h
4150 (may_trap_p): Do not mark FP operations if trapping
4151 if !flag_trapping_math
4152 * Makefile.in (rtlanal.o): Add dependency on flag.h
4153 * ifcvt.c (noce_operand_ok): Avoid the lameness.
4155 2002-03-27 Zack Weinberg <zack@codesourcery.com>
4157 * mips.md: Use dconst1, not 1.0, as first argument of
4158 REAL_VALUE_LDEXP. Don't use union real_extract.
4160 2002-03-28 Alan Modra <amodra@bigpond.net.au>
4162 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
4163 rather than $target. Heed program_prefix and
4164 program_transform_name. Search for gas in cross-compiler case too.
4165 "test -x" rather than "test -f".
4166 (gcc_cv_ld): Likewise.
4167 (gcc_cv_nm): Heed program_prefix and program_transform_name.
4168 (gcc_cv_objdump): Likewise.
4169 * configure: Regenerate.
4171 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4173 * Makefile.in (attribs.o): Update.
4174 * attribs.c: Include langhooks.h.
4175 (decl_attributes): Use langhook.
4176 * c-decl.c (insert_default_attributes): Rename.
4177 * c-tree.h (c_insert_default_attributes): New.
4178 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
4179 (LANG_HOOKS_INITIALIZER): Update.
4180 * langhooks.h (struct lang_hooks): New hook.
4181 * tree.h (insert_default_attributes): Remove.
4183 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
4185 2002-03-27 Andreas Schwab <schwab@suse.de>
4187 * config/i386/i386.c (classify_argument): Also check for
4190 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4192 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
4195 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
4197 * i960.md (ret): Set PC.
4198 (nonlocal_goto): Fix expander.
4199 * builtins.c (epxand_builin_longjmp): Check that we've emitted
4202 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
4204 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
4207 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4209 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
4210 assigning to BLOCK_FOR_INSN directly.
4212 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
4214 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
4216 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4218 * c-common.c (c_expand_expr): Fix prototype.
4219 * c-common.h (c_expand_expr): Always declare, update.
4220 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
4221 * c-objc-common.c (c_objc_common_init): No global hook.
4222 * expr.c (expand_expr): Use langhook.
4223 * expr.h (enum expand_modifier): Conditionally declare.
4224 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
4225 (LANG_HOOKS_INITIALIZER): Update.
4226 * langhooks.c (lhd_expand_expr): New.
4227 * langhooks.h (struct lang_hooks): New hook.
4228 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
4229 (lang_independent_init): Don't default hook.
4231 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
4233 2002-03-27 Richard Henderson <rth@redhat.com>
4236 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
4237 TARGET_CONST_GP. Simplify conditions.
4239 2002-03-27 Richard Henderson <rth@redhat.com>
4241 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
4242 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
4243 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
4245 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
4247 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
4248 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
4249 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
4250 Remove unnecessary masks.
4251 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
4252 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
4253 -mwindows, -mdll switches and their negations.
4255 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4257 * gcc-common.c (lang_mark_false_label_stack): Remove.
4258 * ggc.h (lang_mark_false_label_stack): Similarly.
4260 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
4262 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
4264 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
4265 or __rtems_ is defined.
4267 2002-03-26 Richard Henderson <rth@redhat.com>
4269 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
4270 if a non-trivial load was emitted.
4271 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
4272 in high+extra+low case.
4274 2002-03-26 Richard Henderson <rth@redhat.com>
4276 * config.gcc (sparc*-solaris): Use float_format=sparc.
4278 2002-03-26 Richard Henderson <rth@redhat.com>
4280 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
4281 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
4282 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
4283 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
4284 (WINT_TYPE_SIZE): Fix at 32.
4286 2002-03-26 Richard Henderson <rth@redhat.com>
4288 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
4289 until after eh landing pad generation.
4290 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
4291 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
4293 2002-03-26 Richard Henderson <rth@redhat.com>
4295 * expr.h (ADD_PARM_SIZE): One more convert for INC.
4297 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
4299 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
4300 and warning switches.
4301 (cc1_options): Likewise.
4303 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
4305 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
4306 Restore more of the signal context. Set no_reg_stack_frame.
4307 * config/ia64/unwind-ia64.c (unw_state_record):
4308 Add no_reg_stack_frame, comments.
4309 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
4310 (uw_update_context): Adjust bsp when unwinding from leaf,
4311 but not signal frame.
4313 2002-03-26 David Edelsohn <edelsohn@gnu.org>
4315 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
4317 2002-03-26 Bob Wilson <bob.wilson@acm.org>
4319 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
4321 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
4324 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
4325 "Add a pool_range attribute", which was lost during the ARM/Thumb
4328 2002-03-26 Bob Wilson <bob.wilson@acm.org>
4330 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
4331 a register into the MAC16 accumulator.
4333 2002-03-26 Andrew Cagney <ac131313@redhat.com>
4335 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
4336 (Warning Options): Document -Wswitch-enum.
4337 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
4339 (warn_switch_enum): Define variables.
4340 * flags.h (warn_switch_enum): Declare variables.
4341 * stmt.c (expand_end_case_type): When warn_switch_enum /
4342 -Wswitch-enum, perform switch checks.
4345 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
4347 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
4348 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
4349 (reload_muladdsi_compare0_scratch): Delete.
4351 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
4353 * doc/install.texi (*-*-freebsd*): Update.
4355 2002-03-26 Richard Henderson <rth@redhat.com>
4357 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
4358 (SUB_PARM_SIZE): Cast DEC to ssizetype.
4360 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
4361 types from the normal argument frame.
4363 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
4364 variable sized objects by reference.
4365 (sparc_va_arg): Receive them by reference too.
4367 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
4369 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
4370 code to not restoring global registers.
4372 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
4374 * Makefile.in (ggc-common.o): Update.
4375 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
4376 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
4377 * c-tree.h (c_mark_tree): New.
4378 * ggc-common.c: Include langhooks.h.
4379 (gcc_mark_trees): Use new langhook.
4380 * ggc-callbacks.c: Delete file.
4381 * ggc.h (lang_mark_tree): Remove.
4382 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
4383 (LANG_HOOKS_INITIALIZER): Update.
4384 * langhooks.h (struct lang_hooks): New hook.
4386 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
4388 2002-03-25 Zack Weinberg <zack@codesourcery.com>
4390 * doc/cpp.texi: Exclude entire Top node from printed manual.
4391 Move option index after directive index. Insert page breaks
4392 before GFDL and concept index. Index environment variables
4393 with command line options.
4394 * doc/cppenv.texi: Use @vtable for environment variable list.
4395 Add paragraph explaining semantics of empty elements in path
4396 variables. Exclude a cross-reference to Fishkill from the
4397 manpage. Remove an unnecessary cross-reference of the entry
4398 right above the referer. Don't use @anchor in text that goes
4400 * doc/cppopts.texi: Cross-reference the environment variables
4401 section, not the specific environment variable, for consistency.
4403 2002-03-25 Richard Henderson <rth@redhat.com>
4405 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
4406 anywhere in the block. Don't refer to insns that have been
4407 removed from the chain. Iterate backward through the new insns.
4408 Don't refer to edges that have been removed.
4410 2002-03-26 Alan Modra <amodra@bigpond.net.au>
4412 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
4413 test for overflow of constant.
4415 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
4418 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
4419 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
4420 these patterns on arm_archv4.
4422 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
4424 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
4427 2002-03-25 Zack Weinberg <zack@codesourcery.com>
4429 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
4430 float_handled, float_handler, float_signal, set_float_handler,
4431 and do_float_handler. Set handler for SIGFPE to crash_signal.
4432 * toplev.h: Don't prototype do_float_handler.
4434 * c-lex.c: Fold parse_float into lex_number. Make warning
4435 about portability of hex float constants more informative, and
4436 don't issue it on top of a syntax error.
4437 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
4439 * real.h: Define REAL_VALUE_ABS here...
4440 * simplify-rtx.c: ... not here. Fold check_fold_consts,
4441 simplify_unary_real, simplify_binary_real, and
4442 simplify_binary_is2orm1 into their callers.
4443 * tree.c: Fold build_real_from_int_cst_1 into caller.
4445 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
4447 * tsystem.h: Include float.h here...
4448 * libgcc2.c: ... not here.
4450 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
4452 Fixes for: PR bootstrap/3591, target/5676
4453 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
4454 defined. Do not disable exceptions or rtti.
4455 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
4456 mcore.h. Disable exceptions and rtti, since they are not
4459 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
4461 * c-decl.c (maybe_build_cleanup): Remove.
4462 * expr.c (expand_expr): Use langhook.
4463 * langhooks-def.h (lhd_return_null_tree,
4464 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
4465 (LANGHOOKS_INITIALIZER): Update.
4466 * langhooks.c (lhd_return_null_tree): New.
4467 * langhooks.h (struct lang_hooks): New hook.
4468 * tree-inline.c (initialize_inlined_parameters): Use langhook.
4469 * tree.h (maybe_build_cleanup): Remove.
4471 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4473 * regrename.c (build_def_use): Move recog_memoized
4474 before extract_insn.
4476 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4479 * expr.c (emit_group_store): Handle storing into CONCAT.
4481 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4483 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
4484 corresponding MATCH_DUP.
4486 2002-03-24 Richard Henderson <rth@redhat.com>
4488 * unroll.c (unroll_loop): Zero label_map.
4490 * gcse.c: Include except.h.
4491 * Makefile.in (gcse.o): Update.
4493 2002-03-24 Richard Henderson <rth@redhat.com>
4495 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
4496 Do resolve_unique_section before shared data clause.
4498 2002-03-24 Richard Henderson <rth@redhat.com>
4500 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
4502 2002-03-24 Richard Henderson <rth@redhat.com>
4504 * recog.c (peephole2_optimize): Split blocks when EH insns are
4505 generated in the middle of a block. Do global life update if
4508 2002-03-24 Richard Henderson <rth@redhat.com>
4510 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
4512 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4515 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
4516 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
4517 (init_dependency_output): Don't make no_output decision here.
4519 2002-03-24 Andrew Cagney <ac131313@redhat.com>
4521 * stmt.c (check_for_full_enumeration_handling): Remove tests of
4522 warn_switch. Update description.
4523 (expand_end_case_type): Call check_for_full_enumeration_handling
4526 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4528 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
4529 (m68hc11_split_move): Call it to see if the source and destination
4530 operands use the same direction auto inc/dec mode, otherwise make the
4531 source an offsetable memory operand and generate an add.
4533 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4535 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
4536 register for operand 2.
4537 ("*subsi3_zero_extendqi"): Likewise.
4538 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
4539 bits so that it is compatible with a pop.
4540 ("*andhi3_gen"): Likewise.
4541 ("xorhi3"): Likewise.
4543 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4545 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
4547 (cpp_post_options): ... not here.
4549 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4550 Aldy Hernandez <aldyh@redhat.com>
4552 Removal of separate preprocessor cpp0.
4554 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
4555 cpp0, install-common): Update.
4556 * c-common.c (flag_preprocess_only): New.
4557 (c_common_init): Preprocess for -E.
4558 * c-common.h (flag_preprocess_only): New.
4559 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
4560 * c-objc-common.c (c_init_decl_processing): Exit quickly
4561 for NULL return from c_common_init.
4562 * cpplib.h (cpp_preprocess_file): New.
4563 * cppmain.c (main, general_init, pfile, progname): Remove.
4564 (do_preprocessing): Rename cpp_preprocess_file, don't call
4565 cpp_finish. Don't close stdout here.
4566 (setup_callbacks): Update prototype.
4567 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
4569 * tradcpp.c (main): Ignore -quiet.
4571 * lang-specs.h (default_compilers): Preprocess with cc1obj.
4573 2002-03-24 Richard Henderson <rth@redhat.com>
4575 PR optimization/5742
4576 * machmode.def: Add inner mode field to complex modes.
4577 * config/mips/mips.c (mips_function_value): Always define. Add
4578 new argument to handle libcalls.
4579 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
4580 (FUNCTION_VALUE): Likewise.
4581 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
4582 * config/mips/mips-protos.h: Update.
4584 2002-03-23 Richard Henderson <rth@redhat.com>
4586 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
4587 * config/sparc/sparc-protos.h: Update.
4588 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
4590 2002-03-23 Richard Henderson <rth@redhat.com>
4592 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
4593 _start or _init begins the text segment.
4595 2002-03-23 David Edelsohn <edelsohn@gnu.org>
4597 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
4598 not HOST_WIDEST_INT.
4599 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
4601 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
4604 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
4605 operand argument to output_return_instruction.
4606 * arm.c (arm_print_operand, case 'd'): If the operand is
4607 const_true_rtx then just return.
4608 (arm_print_operand, case 'D'): If the operand is const_true_rtx
4611 2002-03-23 Andrew Cagney <ac131313@redhat.com>
4613 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
4614 (Warning Options): Document -Wswitch-default.
4615 * toplev.c (W_options): Add -Wswitch-default. Update comment on
4617 (warn_switch_default): Define variable.
4618 (warn_switch): Update comment.
4619 * flags.h (warn_switch_default): Declare variable.
4620 (warn_switch): Update comment.
4621 * stmt.c (expand_end_case): Check for and, when
4622 warn_switch_no_default, warn of a missing default case.
4624 2002-03-23 Alan Modra <amodra@bigpond.net.au>
4626 * real.h (N): Special case 128 bit doubles.
4628 * combine.c (simplify_comparison): When widening modes, ignore
4629 sign extension on CONST_INTs.
4631 2002-03-22 Bob Wilson <bob.wilson@acm.org>
4633 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
4634 passed to adjust_address. Fix comment formatting.
4637 2002-03-22 Zack Weinberg <zack@codesourcery.com>
4639 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
4640 Always make REAL_VALUE_TYPE a struct containing an array of
4641 HOST_WIDE_INT, not a double. Tidy up the code deciding how
4642 big it is. Don't declare or use union real_extract.
4644 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
4645 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
4646 (print_operand), config/arm/arm.c (output_move_double),
4647 config/arm/arm.md (consttable_4, consttable_8),
4648 config/romp/romp.c (output_fpops), config/s390/s390.h
4649 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
4650 (xtensa_output_literal): Don't use union real_extract.
4652 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
4653 (sfmode_constant_to_ulong), config/ns32k/merlin.h
4654 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
4655 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
4656 (PRINT_OPERAND): Don't use local version of union
4659 * config/convex/convex.c (check_float_value), config/vax/vax.c
4660 (vax_float_literal), config/m88k/m88k.md (divdf3),
4661 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
4662 config/pdp11/pdp11.c (output_move_quad): Don't do host
4663 arithmetic on target floating point quantities.
4665 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
4666 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
4668 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
4669 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
4671 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
4672 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
4674 * print-rtl.c (print_rtx): Disable code which needs
4675 floating-point emulator.
4676 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
4677 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
4678 depending on HOST_FLOAT_FORMAT to be defined properly.
4680 * config/1750a/1750a.c (get_double, float_label): Delete.
4681 (print_operand): Delete huge commented-out chunk. Use
4682 REAL_VALUE_TO_DECIMAL.
4683 * config/1750a/1750a-protos.h: Delete prototypes of deleted
4685 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
4687 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
4688 Use REAL_VALUE_TO_DECIMAL as ELF version does.
4689 * config/m88k/m88k.c (real_power_of_2_operand,
4690 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
4691 real_extract out of the union; run the input through
4692 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
4693 from that into the union.
4694 * config/pdp11/pdp11.c (output_move_double): Rearrange
4695 parentheses to make automatic indenter happy.
4697 * doc/tm.texi (Cross-compilation): Rename node to "Floating
4698 Point" and rewrite to describe current situation. Also adjust
4699 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
4701 * doc/rtl.texi: Adjust cross reference.
4703 2002-03-22 Bob Wilson <bob.wilson@acm.org>
4705 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
4706 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
4707 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
4708 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
4709 prevent use of sp as a reload register.
4710 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
4711 non_acc_reg_operand.
4712 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
4713 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
4714 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4715 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
4717 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4719 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
4720 * cpplex.c (unterminated): Delete.
4721 (parse_string): No string literal may extend over multiple
4722 lines. Suppress the error when preprocessing assembly.
4723 * cppmain.c (scan_translation_unit): Strings are single-line.
4725 * doc/cpp.texi: Update to match.
4727 2002-03-22 Jakub Jelinek <jakub@redhat.com>
4729 PR optimization/5854
4730 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
4732 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
4733 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
4734 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
4735 const0 if scratch register was not allocated.
4736 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
4737 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
4739 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
4740 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
4741 with GEN_INT (...) everywhere. Remove constraints in define_split
4743 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
4744 require scratch register for setting 0 into regs/non-pushable memory.
4746 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
4748 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
4749 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
4751 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
4753 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
4754 * cppinit.c (cpp_create_reader): On by default.
4755 (cpp_handle_option): Handle -W[no-]endif-labels.
4756 (cpp_post_options): Also enable if -pedantic.
4757 * cpplib.c (do_else): Use it.
4758 (do_endif): Likewise.
4759 * doc/cppopts.texi: Document new option.
4760 * doc/invoke.texi: Document new option.
4762 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
4764 * config/i386/i386.c, config/i386/i386.md: Change all occurences
4765 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
4767 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
4769 * flow.c (calculate_global_regs_live): Clear aux fields of
4772 2002-03-22 Jakub Jelinek <jakub@redhat.com>
4774 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
4775 REG or MEM subregs, pass rtx * instead of rtx to it.
4776 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
4777 rtx * instead of rtx to alter_subreg.
4778 * config/m32r/m32r.c (gen_split_move_double): Likewise.
4779 * config/pj/pj.c (pj_output_rval): Likewise.
4781 2002-03-22 Richard Henderson <rth@redhat.com>
4784 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
4785 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
4786 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
4787 (ia64_expand_prologue): Look at int_regs, not words, for number
4788 of incomming int regs.
4790 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
4792 * expr.c (expand_expr): A RESULT_DECL is part of a call.
4794 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
4796 * toplev.c (flag_loop_optimize, flag_crossjumping):
4797 New static variables.
4798 (rest_of_compilation): Conditionalize crossjumping and
4800 (parse_options_and_default_flags): Default loop_optimize and
4802 (lang_independent_options): Add -fcrossjumping and -floop-optimize
4803 * invoke.texi (crossjumping, loop-optimize): Document.
4805 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4807 * real.c (eiisneg): Move outside #ifdef NANS.
4809 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
4811 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
4812 frequencies match; avoid match on different loop depths.
4813 (try_crossjump_to_bb): Kill tests that no longer brings time
4815 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
4817 (split_edge): Likewise.
4819 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
4822 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
4823 * cfgrtl.c: Include insn-config.h
4824 (split_block) Dirtify block in presence of conditional execution
4826 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4828 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
4829 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
4830 (function_arg): Constify CUMULATIVE_ARGS.
4831 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
4832 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
4833 (UNITS_PER_DOUBLE): New macro.
4834 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
4835 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
4836 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
4837 fp_regs and stack_words.
4838 (EABI_FLOAT_VARARGS_P): New macro.
4839 * config/mips/mips.c (struct mips_arg_info): New.
4840 (mips_arg_info): New function.
4841 (function_arg_advance): Use it. Add adjustment instructions here
4842 rather than in function_arg.
4843 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
4844 for VOIDmode at the beginning of the function.
4845 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
4846 (function_arg_pass_by_reference): Likewise.
4847 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
4848 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
4849 (mips_va_start): Likewise. Use the new stack_words field of
4850 CUMULATIVE_ARGS to set up overflow area. Reformat.
4851 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
4852 doubles and other types, aligning the overflow pointer for non-doubles
4853 too. Remove some code duplication. Replace hard-coded constants.
4855 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4857 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
4858 (CLASS_UNITS): Undefine.
4859 (CLASS_MAX_NREGS): Use FP_INC.
4860 * config/mips/mips.c (compute_frame_size): Likewise.
4861 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
4863 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4865 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
4866 prototype, and handle lexing numbers and identifiers.
4867 (parse_identifier): Update to new form of parse_slow.
4868 (parse_number): Fast path only, use parse_slow otherwise.
4869 (_cpp_lex_direct): Update calls to parse_number.
4871 2002-03-21 DJ Delorie <dj@redhat.com>
4873 * bb-reorder.c (make_reorder_chain_1): Protect against
4874 when redundant edges are omitted.
4875 * predict.c (dump_prediction): Likewise.
4877 2002-03-21 Richard Henderson <rth@redhat.com>
4880 * fixinc/inclhack.def (solaris_stdio_tag): New.
4881 * fixinc/fixincl.x: Regenerate.
4883 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
4886 * c-typeck.c (process_init_element): Flag non-static
4887 initialization of a flexible array member as illegal.
4889 2002-03-22 Alan Modra <amodra@bigpond.net.au>
4891 * config/rs6000/t-linux64: New.
4892 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
4893 t-ppccomm. Use t-rs6000 and t-linux64.
4894 (powerpc64-*-gnu* <tmake_file>): Likewise.
4895 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
4896 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
4897 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
4899 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
4901 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
4902 flag_really_no_inline instead of optimize == 0.
4904 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
4906 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
4908 * flags.h (flag_really_no_inline): New.
4910 * c-common.c (c_common_post_options): Initialize
4911 flag_really_no_inline.
4913 * toplev.c (flag_really_no_inline): New.
4915 2002-03-21 Jakub Jelinek <jakub@redhat.com>
4917 * config/avr/avr.md (length): Fix length computation for
4918 conditional branches.
4920 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
4922 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
4923 sdbout.o, profile.o): Update.
4924 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
4926 * c-common.h (gettags): Move here from tree.h.
4927 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
4928 insert_block, getdecls, kept_level_p, global_bindings_p): New.
4929 * dbxout.c (dbxout_init): Use getdecls langhook.
4930 * expr.c (expand_expr): Use insert_block langhook.
4931 * fold-const.c: Include langhooks.h.
4932 (fold_range_test, fold_binary_op_with_conditional_arg,
4933 fold): Use global_bindings_p langhook.
4934 * integrate.c (expand_inline_function): Use insert_block langhook.
4935 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
4936 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
4937 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
4938 LANG_HOOKS_GETDECLS): New.
4939 (LANG_HOOKS_INITIALIZER): Update.
4940 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
4942 * langhooks.h (struct lang_hooks_for_decls): New.
4943 (struct lang_hooks): Update.
4944 * profile.c: Include langhooks.h.
4945 (output_func_start_profiler): Use new langhooks.
4946 * sdbout.c: Include langhooks.h.
4947 (sdbout_init, sdbout_finish): Use getdecls langhook.
4948 * stmt.c: Include langhooks.h.
4949 (expand_fixup, fixup_gotos): Use new langhooks.
4950 * stor-layout.c: Include langhooks.h.
4951 (variable_size): Use global_bindings_p langhook.
4952 * toplev.c (compile_file): Use getdecls langhook.
4953 * tree-inline.c (remap_block): Use insert_block langhook.
4954 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
4955 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
4957 2002-03-21 Richard Henderson <rth@redhat.com>
4959 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
4960 constants in .data when -fpic.
4962 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4964 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
4967 2002-03-21 Tom Tromey <tromey@redhat.com>
4969 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
4971 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4973 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
4975 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
4977 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
4978 Richard Henderson <rth@redhat.com>
4981 * c-common.c (c_expand_expr): Preserve result of a statement
4982 expression if needed.
4984 2002-03-21 Jakub Jelinek <jakub@redhat.com>
4987 * genrecog.c (maybe_both_true_mode): Remove.
4988 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
4989 * machmode.def (Pmode): Likewise.
4991 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
4993 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
4994 (nonlocal_mentioned_p_1): New function.
4995 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
4996 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
4997 (mark_constant_function): Recognize pure functions.
4998 * rtl.h (global_reg_mentioned_p): New prototype.
4999 * rtlanal.c (global_reg_mentioned_p,
5000 global_reg_mentioned_p_1): New function.
5002 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5004 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
5006 * fixinc/fixincl.x: Regenerate.
5008 2002-03-20 Jason Merrill <jason@redhat.com>
5010 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
5012 2002-03-20 Michael Meissner <meissner@redhat.com>
5014 * doc/invoke.texi (Optimize Options): Document that -O2 sets
5017 2002-03-20 Bob Wilson <bob.wilson@acm.org>
5019 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
5020 ".literal_position" directive before the constant pool.
5022 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5024 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
5025 Add Craig Rodrigues.
5026 Add Brad Lucier to testers.
5028 2002-03-20 Jakub Jelinek <jakub@redhat.com>
5031 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
5033 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
5034 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
5035 instead of insn_extract.
5037 2002-03-20 Jakub Jelinek <jakub@redhat.com>
5040 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
5042 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
5043 stmt if some case has been output.
5045 2002-03-20 Jakub Jelinek <jakub@redhat.com>
5048 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
5049 movsfcc_1, movdfcc_1): Add %O2.
5050 * config/i386/i386.c (print_operand): Handle %ON.
5051 Print . before float condition codes in Sun as cmov syntax.
5052 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
5053 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
5056 2002-03-20 Philip Blundell <pb@nexus.co.uk>
5058 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
5059 return instruction if PC was popped.
5061 2002-03-20 Bob Wilson <bob.wilson@acm.org>
5063 * config/xtensa/xtensa.md: Remove unused type attributes.
5064 (adddi_carry, subddi_carry): Change type attribute to "multi".
5066 2002-03-19 Dale Johannesen <dalej@apple.com>
5068 PR optimization/5999, middle-end/5731
5069 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
5070 multiplications by reciprocals.
5072 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
5074 * Makefile.in: Update.
5075 * c-common.c: Include langhooks.h.
5076 (inline_forbidden_p): Use new hook.
5077 * diagnostic.c: Include langhooks.h.
5078 (format_with_decl, announce_function,
5079 default_print_error_function): Use new hook.
5080 * dwarf2out.c (dwarf2_name): Use new hook.
5081 * function.c: Include langhooks.h.
5082 (init_function_start): Use new hook.
5083 * langhooks-def.h (lhd_decl_printable_name): New.
5084 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
5085 (LANGHOOKS_INITIALIZER): Update.
5086 * langhooks.c (lhd_decl_printable_name): New.
5087 * langhooks.h (struct lang_hooks): New hook.
5088 * toplev.c (decl_name, decl_printable_name): Remove.
5089 (open_dump_file): Use new hook.
5090 (process_options): Remove old hook.
5091 * tree.h (decl_printable_name): Remove.
5093 * objc-act.c (objc_init): Remove old hook.
5094 (objc_printable_name): Export.
5095 * objc-act.h (objc_printable_name): New.
5096 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
5098 2002-03-19 Jim Blandy <jimb@redhat.com>
5100 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
5101 the start_source_file debug hook, not the current line number.
5103 2002-03-19 Richard Henderson <rth@redhat.com>
5105 * flow.c (EH_USES): Provide default.
5106 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
5107 * doc/tm.texi (EH_USES): New.
5109 * config/ia64/ia64.c (ia64_eh_uses): New.
5110 * config/ia64/ia64-protos.h: Update.
5111 * config/ia64/ia64.h (EH_USES): New.
5113 2002-03-19 Richard Henderson <rth@redhat.com>
5115 * varasm.c (output_constant_def): Fix stupid typo.
5117 2002-03-19 Richard Henderson <rth@redhat.com>
5120 * except.c (current_function_has_exception_handlers): New.
5121 * except.h: Declare it.
5122 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
5123 Combine tests that disable all sibcalls for the function.
5125 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
5127 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
5130 2002-03-19 Richard Henderson <rth@redhat.com>
5133 * config/ia64/ia64.c: Revert 2002-03-01 patch.
5134 * config/ia64/ia64.h (INIT_EXPANDERS): New.
5136 2002-03-19 Jim Blandy <jimb@redhat.com>
5138 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
5139 name, even if the replacement list contains no tokens, as required
5142 2002-03-19 Jason Merrill <jason@redhat.com>
5144 * varasm.c (globalize_decl): Get the name from the RTL, not
5145 DECL_ASSEMBLER_NAME.
5147 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
5149 2002-03-19 Bob Wilson <bob.wilson@acm.org>
5151 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
5152 subdi_carry): Define.
5154 2002-03-19 David Edelsohn <edelsohn@gnu.org>
5156 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
5157 about -fpic/-fPIC if extra_warnings set.
5159 2002-03-19 David Edelsohn <edelsohn@gnu.org>
5161 * expr.c (expand_expr): Sign-extend CONST_INT generated from
5162 TREE_STRING_POINTER.
5163 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
5165 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5167 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
5168 in favor of SP if FRAME_POINTER_REQUIRED is false.
5170 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
5172 * emit-rtl.c (gen_int_mode): New function.
5173 * rtl.h: Prototype for it.
5174 * combine.c (make_extraction, simplify_comparison), expmed.c
5175 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
5176 (convert_modes, store_field), optabs.c (expand_fix),
5177 simplify-rtx.c (neg_const_int, simplify_unary_real),
5179 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
5180 Use it instead of GEN_INT (trunc_int_for_mode (...)).
5182 2002-03-19 Jakub Jelinek <jakub@redhat.com>
5185 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
5186 convert_parm_for_inlining.
5187 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
5189 * langhooks-def.h: Likewise.
5190 * objc/objc-lang.c: Likewise.
5191 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
5193 * tree-inline.c (initialize_inlined_parameters):
5194 Call convert_parm_for_inlining lang hook if needed.
5195 * c-typeck.c (c_convert_parm_for_inlining): New function.
5196 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
5198 2002-03-18 Mark Mitchell <mark@codesourcery.com>
5200 * calls.c (precompute_arguments): Do not assume that temporaries
5201 can be destroyed after expanding the argument.
5202 (expand_call): Likewise.
5204 2002-03-15 Eric Christopher <echristo@redhat.com>
5206 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
5207 Fix register preference on last change.
5208 * config/mips/mips.c (mips_return_in_memory): New function.
5209 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
5210 * config/mips/mips-protos.h: Declare.
5211 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
5212 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
5214 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
5216 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
5218 (anddi3, iorsi3): Likewise.
5220 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
5221 use %gprel for symbols that are going to be placed in linkonce
5224 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
5225 RETURN_ADDRESS_POINTER_REGNUM to $ra.
5226 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
5227 not needed. Disregard leaf_function_p().
5228 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
5229 mips16 frame pointer.
5230 * config/mips/mips.md (store ra): Only to small SP offsets.
5231 2001-08-22 Graham Stott <grahams@redhat.com>
5232 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
5233 return a REG rtx for the return address register.
5235 2002-03-18 Bob Wilson <bob.wilson@acm.org>
5237 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
5238 constant-pool addresses as "mode-dependent".
5239 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
5241 2002-03-18 Jakub Jelinek <jakub@redhat.com>
5244 * expr.c (emit_group_load): Use extract_bit_field if
5245 needed for CONCAT arguments.
5247 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
5250 * arm.md (tablejump): Make this a define_expand. For PIC add the
5251 offset to the base of the table.
5252 (thumb_tablejump): Matcher for Thumb tablejump insn.
5253 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
5254 as the difference of two labels.
5255 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5256 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
5258 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5259 * arm.c (get_jump_table_size): If the table is not in the text
5260 section, return zero.
5262 2002-03-18 Bernd Schmidt <bernds@redhat.com>
5264 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
5266 (arm_reload_out_hi): Use gen_lowpart instead of
5267 gen_rtx_SUBREG to access QImode components.
5268 * config/arm/arm.md: Disable zero_extend split for QImode
5269 subregs in BIG_ENDIAN mode.
5270 (storehi_bigend): Match use of least significant byte.
5271 (storeinthi): Remove extraneous SUBREG.
5272 Add missing construction of operands[2].
5273 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
5274 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
5275 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
5277 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
5279 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
5282 2002-03-17 Richard Henderson <rth@redhat.com>
5284 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
5287 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
5289 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
5290 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
5292 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5294 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
5296 * predict.c (estimate_bb_frequencies): Delete unused variables.
5298 2002-03-17 Richard Henderson <rth@redhat.com>
5300 * config/ia64/ia64.c (ia64_attribute_table): Move before
5301 targetm definition. Make static.
5303 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
5305 * c-common.h (yyparse, c_common_parse_file): New.
5306 * c-lang.c: Include c-common.h.
5307 (LANG_HOOKS_PARSE_FILE): Redefine.
5308 * c-lex.c: Include c-common.h.
5309 (yyparse): Rename c_common_parse_file. Call yyparse.
5310 * c-parse.in (yyparse): Remove macro.
5311 * c-tree.h (yyparse_1): Remove.
5312 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
5313 (LANG_HOOKS_INITIALIZER): Update.
5314 * langhooks.h (struct lang_hoooks): New hook parse_file.
5315 * toplev.c (compile_file): Use parse_file hook.
5316 * tree.h (yyparse): Remove.
5317 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
5319 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
5321 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
5322 float_truncate, not fix.
5323 ("*truncdfsf2_real"): Ditto.
5324 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
5326 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
5328 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
5330 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
5331 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
5332 where appropriate. Make the second reference to
5333 leaf_function_p a function call, as intended. Reindented.
5335 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
5336 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
5338 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
5339 add register to non-constant into sp.
5341 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
5342 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
5343 (mips16_gp_pseudo_rtx): Lose.
5344 (INIT_EXPANDERS): Deleted.
5345 * config/mips/mips.c (mips_init_machine_status): New.
5346 (mips_free_machine_status): New.
5347 (mips_mark_machine_status): New.
5348 (override_options): Set them.
5349 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
5350 (struct machine_function): ... new. Replaced all references.
5351 (mips_add_gc_roots): Don't mark them.
5352 (embedded_pic_fnaddr_reg): New, extracted from...
5353 (embedded_pic_offset): ... here.
5354 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
5357 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
5359 * cppinit.c: Revert -MD removal.
5361 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5363 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
5364 soft registers by default for 68HC12.
5365 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
5366 when compiling with -fomit-frame-pointer.
5367 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
5368 (expand_epilogue): Likewise.
5369 (m68hc11_gen_rotate): Use exg when rotating by 8.
5371 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5373 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
5374 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
5375 (splits): Remove unused add splits.
5376 ("*addhi3_68hc12"): Tune constraints.
5377 ("addhi_sp"): Try to use X instead of Y in all cases and if the
5378 constant fits in 8-bits and D is dead use abx/aby instructions.
5379 ("*addhi3"): Remove extern declaration of ix_reg.
5380 ("*subsi3"): Optimize and provide new split.
5381 ("subhi3"): Cleanup.
5382 ("*subhi3_sp"): Avoid saving X if we know it is dead.
5383 (arith splits): For 68hc12 save the address register on the stack
5384 and do the arithmetic operation with a pop.
5386 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5388 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
5389 allocating QImode in address registers.
5390 ("*movqi_m68hc11"): Likewise.
5392 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
5394 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
5396 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
5398 * cppinit.c (print_help): Display -MD and -MMD.
5399 Don't display usage string. Update assertion syntax and
5401 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
5402 (cpp_handle_option): Update.
5404 2002-03-15 Chris Demetriou <cgd@broadcom.com>
5406 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
5407 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
5408 and define it so that regardless of target CPU size,
5409 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
5410 of "int" rather than "long."
5412 2002-03-15 Richard Henderson <rth@redhat.com>
5414 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
5417 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5419 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
5420 ("tstqi" split): Avoid using memory for tstqi on address register.
5421 (splits): Remove constraints.
5422 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
5423 ("cmpdf", "cmpsf"): Remove since not used.
5424 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
5425 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
5427 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5429 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
5430 ("neghi2"): Tighten constraints.
5431 ("one_cmplsi2"): Optimize and simplify split.
5432 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
5434 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5436 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
5437 and split of AND operation to clear the upper bits.
5438 ("*logicalsi3_zextqi"): Likewise.
5439 ("*logicallhi3_zexthi_ashift8"): Likewise.
5440 ("*logicalsi3_silshr16"): Likewise.
5441 ("logicalsi3_silshl16"): Likewise.
5442 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
5444 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5446 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
5447 (m68hc11_indirect_p): New function.
5448 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
5449 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
5451 (asm_print_register): Likewise.
5452 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
5453 (m68hc11_indirect_p): Declare.
5454 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
5455 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
5456 (TARGET_SWITCHES): New option -mrelax.
5457 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
5459 ("iorsi3", "xorsi3"): Likewise.
5460 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
5461 ("*andhi3_mem"): New to handle destination in memory with bclr
5462 and a scratch register.
5463 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
5464 ("*andhi3_const"): New when operand2 is constant.
5465 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
5466 ("*andhi3_gen"): Cleanup of the old "andhi3".
5467 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
5468 ("xorqi3"): Update constraints.
5470 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5472 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
5473 for reg_equiv_memory_loc when the operand is a register that does
5474 not get a hard register (stack location).
5475 (tst_operand): After reload, accept all memory operand.
5476 (symbolic_memory_operand): Fix detection of symbolic references.
5477 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
5478 accept symbols and any constant.
5480 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5482 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
5483 note on the insn that sets the soft frame register.
5484 (must_parenthesize): ix and iy are also reserved names.
5485 (print_operand_address): One more place where parenthesis are required
5486 to avoid confusion with register names.
5487 (m68hc11_gen_movhi): Allow push of stack pointer.
5488 (m68hc11_check_z_replacement): Fix handling of parallel with a
5490 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
5491 the replacement register is.
5492 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
5493 and D8_REGS classes.
5494 (MODES_TIEABLE_P): All modes are tieable except QImode.
5496 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5498 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
5499 (___subdi3): Likewise.
5500 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
5501 (__map_data_section): Optimize 68hc11 case.
5503 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5505 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
5506 than a shift to avoid adding a register with itself.
5507 (m68hc11_memory_move_cost): Take into account NO_REGS.
5508 (m68hc11_register_move_cost): Update and use memory move cost
5510 (m68hc11_address_cost): Make cost of valid offset not 0 so that
5511 it gives more opportunities to cse to optimize.
5512 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
5513 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
5515 2002-03-15 Mark Mitchell <mark@codesourcery.com>
5517 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
5518 * c-common.def (CLEANUP_STMT): New tree node.
5519 * c-common.h (CLEANUP_DECL): New macro.
5520 (CLEANUP_EXPR): Likewise.
5521 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
5522 * expr.c (expand_expr): Tidy.
5523 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
5524 * tree-inline.c (initialize_inlined_parameters): Clean up
5525 new local variables.
5527 2002-03-15 Jakub Jelinek <jakub@redhat.com>
5530 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
5531 before movrXX only, use reg_overlap_mentioned_p.
5532 Only special case NE if just one insn can be generated.
5534 2002-03-15 Jason Merrill <jason@redhat.com>
5536 * varasm.c (assemble_variable): Call resolve_unique_section before
5537 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
5540 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5543 * arm.md (split pattern for thumb shiftable immediates): Add comment
5544 explaining non-obvious test.
5546 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5549 * arm.md (movaddr, movaddr_insn): Delete.
5551 2002-03-15 Jason Merrill <jason@redhat.com>
5553 * toplev.c (wrapup_global_declarations): Clarify variable handling.
5554 -fkeep-static-consts doesn't apply to comdats.
5556 2002-03-14 Richard Henderson <rth@redhat.com>
5558 * c-decl.c: Include c-pragma.h.
5559 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
5560 (finish_function): Tidy.
5561 * c-pragma.c: Include c-common.h.
5562 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
5563 (handle_pragma_weak): Use them.
5564 (init_pragma): Register pending_weaks.
5565 * c-pragma.h (maybe_apply_pragma_weak): Declare.
5566 * print-tree.c (print_node): Print DECL_WEAK.
5567 * varasm.c (mark_weak_decls): Remove.
5568 (remove_from_pending_weak_list): Remove.
5570 (asm_emit_uninitialised): Call globalize_decl for weak commons.
5571 (weak_decls): Make a tree_list.
5572 (declare_weak): Cons weak_decls directly.
5573 (globalize_decl): Remove weak_decls elements directly.
5574 (weak_finish): Simplify weak_decls walk. Don't weaken unused
5575 symbols. Don't pretend to handle aliases.
5576 (init_varasm_once): Update weak_decls registry.
5577 * Makefile.in: Update dependencies.
5579 2002-03-14 Richard Henderson <rth@redhat.com>
5582 * config/ia64/ia64.c: Include tm_p.h last.
5583 (gen_nop_type): Remove duplicate definition.
5584 (cycle_end_fill_slots): Set sched_data for second L slot.
5585 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
5586 (nop_cycles_until): Fix typos.
5588 2002-03-15 Jakub Jelinek <jakub@redhat.com>
5590 PR optimization/5891
5591 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
5593 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
5595 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
5596 descriptors correctly.
5598 2002-03-14 Michael Meissner <meissner@redhat.com>
5600 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
5601 100, allowing MAX_UNROLLED_INSNS to be overridden.
5603 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
5606 * unroll.c (params.h): Include.
5607 (MAX_UNROLLED_INSNS): Delete, now in params.h.
5609 * doc/invoke.texi (--param max-unroll-insns): Document.
5611 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
5613 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
5615 * arm.md: Fix warnings about constraints in peepholes and splits.
5617 2002-03-14 Zack Weinberg <zack@codesourcery.com>
5619 * cpphash.h (struct lexer_state): Remove line_extension member.
5620 * cpplib.c (dequote_string, do_linemarker): New functions.
5621 (linemarker_dir): New data object.
5622 (DIRECTIVE_TABLE): No longer need to interpret #line in
5623 preprocessed source. Delete obsolete comment about return
5625 (end_directive, directive_diagnostics, _cpp_handle_directive):
5626 Don't muck with line_extension.
5627 (directive_diagnostics): No need to issue warnings for
5629 (_cpp_handle_directive): Issue warnings for linemarkers here,
5630 when appropriate. Dispatch linemarkers to do_linemarker, not
5632 (do_line): Code to handle linemarkers split out to do_linemarker.
5633 Convert escape sequences in filename argument, both places.
5635 * cppmacro.c (quote_string): Rename cpp_quote_string and
5636 export. All callers changed.
5637 * cpplib.h (cpp_quote_string): Prototype.
5638 * cppmain.c (print_line): Call cpp_quote_string on to_file
5641 * doc/cpp.texi: Document that escapes are now interpreted in
5642 #line and in linemarkers, and that non-printing characters are
5643 converted to octal escapes when linemarkers are generated.
5645 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
5647 * emit-rtl.c (try_split): Use delete_insns.
5648 * recog.c (split_all_insns): Fix terminating condition.
5650 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
5651 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
5654 * arm.c (arm_output_epilogue): Fix floating-point register save
5655 adjustment when using a frame pointer.
5657 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
5659 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
5660 * config/mips/mips.c (compute_frame_size): Retrofit them here.
5661 (save_restore_insns, mips_expand_epilogue): And here.
5662 (build_mips16_call_stub): And here.
5663 (mips_function_value): Use the new macros to decide whether a single
5664 or complex float can be returned in floating-point registers. Return
5665 a parallel rtx in the complex case.
5667 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
5669 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
5670 call after liveness analysis.
5672 * recog.c (split_insn): Use delete_insn_and_edges.
5674 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
5675 instructions to have branch prediction notes.
5676 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
5678 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
5680 * configure.in: Don't pass -Wno-long-long to a ADA compiler
5681 that doesn't support it.
5682 * configure: Regenerate.
5684 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5687 * config/sparc/sparc.md (normal_branch, inverted_branch,
5688 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
5689 inverted_fp_branch): Adjust calls to output_cbranch.
5690 Set length attribute.
5691 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
5692 output_v9branch. Set length attribute.
5693 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
5695 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
5696 (output_cbranch): Likewise. Handle far branches.
5697 (output_v9branch): Handle far branches.
5698 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
5700 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
5701 noov_compare64_op predicates.
5703 2002-03-13 Jason Merrill <jason@redhat.com>
5705 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
5706 into the function and constify it.
5707 * gthr-dce.h, gthr-solaris.h: Likewise.
5709 2002-03-13 David Edelsohn <edelsohn@gnu.org>
5711 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
5712 * config/rs6000/rs6000.c (rs6000_va_arg): Use
5713 std_expand_builtin_va_arg if not ABI_V4.
5715 2002-03-13 Jason Merrill <jason@redhat.com>
5717 * varasm.c (globalize_decl): New fn.
5718 (assemble_start_function): Use it.
5719 (asm_emit_uninitialized): Use it.
5720 (assemble_alias): Use it.
5721 (assemble_variable): Use it.
5723 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
5725 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
5726 2002-03-12 internal visibility change.
5727 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
5728 visibility into SYMBOL_REF_FLAG.
5730 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
5732 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
5733 VOIDmode operand. Add compile-time optimization for constant results.
5735 2002-03-12 Jason Merrill <jason@redhat.com>
5737 * c-typeck.c (convert_for_assignment): Don't allow conversions
5738 between pointers and references. Only allow lvalues to convert to
5741 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
5743 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
5744 before prologue, to avoid scheduling problems.
5746 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5748 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
5749 (ELIMINABLE_REGS): Add sfp->sp.
5750 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
5752 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5754 PR optimization/5892
5755 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
5757 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5759 * loop.c (basic_induction_var): Don't call convert_modes if mode
5760 classes are different.
5762 2002-03-12 Richard Henderson <rth@redhat.com>
5764 PR optimization/5901
5765 * function.c (reposition_prologue_and_epilogue_notes): Position
5766 the markers after/before the last/first insn not deleted.
5768 2002-03-12 Richard Henderson <rth@redhat.com>
5770 PR optimization/5878
5771 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
5772 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
5773 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
5775 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
5776 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
5777 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
5779 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
5780 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
5781 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
5782 also. Don't set it if not flag_pic.
5783 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
5784 to be INVALID_REGNUM when not used.
5786 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
5788 * expmed.c (store_bit_field): Reset alias set for memory.
5789 (extract_bit_field): Same.
5791 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5793 * c-common.c (c_tree_code_type, c_tree_code_length,
5794 c_tree_code_name, add_c_tree_codes): Delete.
5795 * c-common.h (add_c_tree_codes): Delete.
5796 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
5798 * c-objc-common.c (c_objc_common_init): Don't call
5799 add_c_tree_codes, instead set lang_unsafe_for_reeval.
5800 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5801 objc_tree_code_name, add_objc_tree_codes): Delete.
5802 (objc_init): Don't call add_objc_tree_codes.
5803 * objc/objc-lang.c (tree_code_type, tree_code_length,
5804 tree_code_name): Define.
5805 * toplev.c (lang_independent_init): Don't set
5806 tree_code_length[IDENTIFIER_NODE].
5807 * tree.c (tree_code_type, tree_code_length, tree_code_name):
5808 Delete definitions, moved to language front-ends.
5809 * tree.def (IDENTIFIER_NODE): Hardwire the length.
5810 * tree.h (tree_code_type, tree_code_length, tree_code_name):
5812 (tree_code_length): Change type to unsigned char.
5814 2002-03-12 Richard Henderson <rth@redhat.com>
5816 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
5817 internal visibility change.
5819 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5821 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
5822 validize_mem() instead of change_address to avoid clobbering
5825 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5827 * c-lex.h (position_after_whitespace): Remove.
5829 2002-03-12 Jakub Jelinek <jakub@redhat.com>
5831 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
5832 (lex_string): Use unsigned char pointers.
5834 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5836 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
5837 is not a valid memory_operand.
5839 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5841 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
5842 * config/xtensa/lib1funcs.asm: Fix copyright to include
5843 special case for libgcc files.
5844 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
5845 (__divsi3): Likewise.
5846 (__umodsi3): Likewise.
5847 (__modsi3): Likewise.
5848 * config/xtensa/lib2funcs.S: Fix copyright to include
5849 special case for libgcc files.
5851 2002-03-12 Tom Rix <trix@redhat.com>
5853 * collect2.c (resolve_lib_name): Move outside of
5854 OBJECT_FORMAT_COFF ifdef.
5855 (ignore_library): Same.
5857 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5859 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
5861 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5863 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
5864 to function_section before writing out the constant pool.
5866 2002-03-12 David Edelsohn <edelsohn@gnu.org>
5868 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
5870 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
5872 2002-03-12 Alan Modra <amodra@bigpond.net.au>
5874 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
5878 (cmpsi splitter): Likewise.
5879 (modsi3): Fail if <= 0.
5880 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
5881 redundant test when HOST_BITS_PER_WIDE_INT != 32.
5882 (reg_or_sub_cint64_operand): Likewise.
5883 (num_insns_constant_wide): Optimize sign extension.
5884 (rs6000_legitimize_address): Likewise.
5886 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
5888 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5889 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5891 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
5893 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
5894 address calculation.
5896 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5898 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
5899 scratch register to DImode / TImode.
5900 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
5901 register used does not overlap the target.
5903 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5905 * Makefile.in (debug.o): Depend on debug.h.
5906 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
5907 * debug.c (do_nothing_debug_hooks): Likewise.
5908 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
5909 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
5910 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
5911 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
5912 * dwarfout.c (dwarf_debug_hooks): Likewise.
5913 * integrate.c (output_inline_function): Likewise.
5914 * objc/objc-act.c (synth_module_prologue): Likewise.
5915 * sdbout.c (sdb_debug_hooks): Likewise.
5916 * toplev.c (debug_hooks): Likewise.
5917 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5919 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5921 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
5922 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
5923 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
5924 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
5925 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
5926 * defaults.h (POINTER_SIZE): Define.
5927 * doc/tm.texi (POINTER_SIZE): Document default.
5929 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5931 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
5933 2002-03-11 Richard Henderson <rth@redhat.com>
5935 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
5936 if rebuild_label_notes_after_reload.
5938 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
5940 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
5941 emit pic register load if "internal" visibility.
5942 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
5943 (cris_expand_builtin_va_arg): Do all computations on trees.
5945 2002-03-11 Richard Henderson <rth@redhat.com>
5947 * rtlanal.c: Include recog.h.
5948 (keep_with_call_p): Fix thinko.
5949 * Makefile.in (rtlanal.o): Update dependencies.
5951 2002-03-11 Chris Meyer <cmeyer@gatan.com>
5953 * genflags.c (gen_insn): Use IS_VSPACE.
5954 * genoutput.c (output_insn_data): Likewise.
5955 (process_template): Likewise.
5957 2002-03-11 Richard Henderson <rth@redhat.com>
5959 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
5961 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
5963 * Makefile.in: Update.
5964 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
5965 Update documentation.
5966 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
5967 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
5969 2002-03-11 Zack Weinberg <zack@codesourcery.com>
5971 * Makefile.in: Give texi2pod its input file as a command line
5972 argument, not on stdin.
5974 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
5975 Daniel Berlin <dan@dberlin.org>
5977 C++ alias analysis improvement.
5978 * alias.c (record_component_aliases): Record aliases for base
5981 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
5983 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
5985 2002-03-11 Douglas B Rupp <rupp@gnat.com>
5987 * toplev.c (vms_fopen): Remove, not needed.
5989 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
5991 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
5993 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
5994 for FP, already done later.
5996 * toplev.c (debug_args): Add entry for VMS_DEBUG.
5997 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
5999 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
6001 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
6002 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
6003 LARGEST_EXPONENT_IS_NORMAL for the given mode.
6004 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
6005 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
6006 (ediv, emul, eldexp, esqrt): Likewise.
6007 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
6008 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
6009 (saturate): New function.
6010 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
6011 (make_nan): Use a saturation value instead of a NaN if
6012 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
6013 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
6014 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
6015 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
6016 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
6017 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
6018 !ROUND_TOWARDS_ZERO.
6019 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
6020 (ROUND_TOWARDS_ZERO): Document.
6022 2002-03-11 Andreas Jaeger <aj@suse.de>
6024 * cfg.c (dump_flow_info): Remove unused variable.
6026 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
6028 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
6029 computations on trees.
6031 2002-03-10 Richard Henderson <rth@redhat.com>
6034 * reload.c (copy_replacements_1): New.
6035 (copy_replacements): Use it to recurse through the rtx.
6037 2002-03-10 Richard Henderson <rth@redhat.com>
6039 * loop.c (strength_reduce): Compute number of iterations as
6040 unsigned HOST_WIDE_INT.
6042 2002-03-10 Richard Henderson <rth@redhat.com>
6044 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
6045 to move away from the end of the block.
6047 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6049 PR preprocessor/5899
6050 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
6052 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6054 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
6056 * attribs.c (decl_attributes): Fix signed/unsigned warning.
6058 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
6060 * config/mmix/mmix.c: Improve comments.
6061 (mmix_target_asm_function_prologue): Drop variable
6062 empty_stack_frame. Don't allocate unused slot above fp.
6063 (mmix_target_asm_function_epilogue): Mirror prologue changes.
6064 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
6065 brace in first column.
6066 (enum reg_class): Ditto.
6067 (FIRST_PARM_OFFSET): Now 0.
6068 (USER_LABEL_PREFIX): Remove #if 0:d definition.
6070 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6072 * combine.c (make_extraction): Fix error in last change.
6074 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6076 * c4x.c (c4x_fp_reglist): Const-ify.
6077 * cris.c (cris_print_operand): Likewise.
6078 * i386.c (ix86_va_arg): Likewise.
6079 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
6080 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
6081 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
6082 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
6083 * mcore.h (regno_reg_class): Likewise.
6084 * mips.c (gen_int_relational): Likewise.
6085 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
6086 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
6087 * pdp11.c (move_costs): Likewise.
6088 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
6089 * s390.c (s390_branch_condition_mnemonic, regclass_map):
6091 * s390.h (regclass_map): Likewise.
6092 * sh.c (shift_amounts): Likewise.
6093 * sh.md (rotlsi3): Likewise.
6095 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
6097 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
6098 (ne0+5): Use new clobber to generate proper shift pattern.
6099 Patch by Michael Matz <matz@kde.org>.
6101 2002-03-09 Andreas Schwab <schwab@suse.de>
6103 * gcc.c (validate_all_switches): Also handle `%W{...}'.
6105 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
6107 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
6109 2002-03-09 Jakub Jelinek <jakub@redhat.com>
6112 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
6113 even for non-representable constants.
6115 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6117 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
6118 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
6119 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
6120 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
6121 (pop_function_context): Compute MAY_SHARE parameter for
6123 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
6124 (gen_mem_addressof): Call fixup_var_refs with new parm.
6126 * combine.c (make_extraction): Don't make extension of CONST_INT.
6128 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
6130 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
6131 in o32 and o64 ABIs.
6132 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
6133 but getting fixed-size structs passed in registers regardless of
6134 padding in o32 and o64 ABIs.
6136 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
6137 offset before loading address of argument passed by transparent
6140 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
6142 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
6144 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
6146 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
6147 marker such that registers after it are saved.
6149 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6151 * sparc.c (arith_4096_operand): Fix error in last change.
6153 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
6155 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
6158 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
6160 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
6163 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
6165 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
6167 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
6169 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
6170 removed; fix return value.
6171 * combine.c (combine_instructions): Dirtify blocks where we failed to
6172 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
6173 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
6175 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6177 * gcse.c (insert_insn_end_bb): Fix typo in last change.
6179 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
6181 * recog.c (peephole2_optimize): Re-distribute EH edges.
6183 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
6185 * expr.c (expand_expr): Use unsave lang hook.
6186 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
6187 (LANG_HOOKS_INITIALIZER): Update.
6188 * langhooks.h (struct lang_hooks): New hook unsave.
6189 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
6190 (unsave_expr_1): Remove unused lang_unsave_expr_now.
6191 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
6192 (unsave_expr_now): Remove.
6193 * tree.h (unsave_expr_now, lang_unsave,
6194 lang_unsave_expr_now): Remove.
6197 2002-03-08 Andreas Jaeger <aj@suse.de>
6199 * flow.c (propagate_block_delete_insn): Remove unused variable.
6201 2002-03-08 Kazu Hirata <kazu@hxi.com>
6203 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
6204 insn length for memory load/store.
6206 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
6208 * doc/install.texi (--with-libiconv-prefix): Document.
6210 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
6212 * doc/sourcebuild.texi: Fix typo.
6214 2002-03-08 Jakub Jelinek <jakub@redhat.com>
6217 * builtins.c (std_expand_builtin_va_arg): Do all computations on
6220 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6222 * rtl.c (copy_most_rtx): Move from here ...
6223 * emit-rtl.c (copy_most_rtx): ... to here.
6225 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
6227 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
6228 SUBTARGET_CPP_SIZE_SPEC.
6229 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
6231 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
6233 2002-03-07 Matt Hiller <hiller@redhat.com>
6235 * gensupport.c (first_dir_md_include): Renamed from include;
6236 change all references.
6237 (last_dir_md_include): Renamed from last_include; change all
6239 (init_md_reader): Unconditionally initialize base_dir whether or
6240 not filename is a relative path.
6242 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
6244 * config/fp-bit.c (_unord_f2): Compile it in even if
6245 US_SOFTWARE_GOFAST is enabled.
6247 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
6248 NULL_RTX. Set all HFmode operations as NULL_RTX.
6249 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
6250 NULL_RTX, try reversing the comparison and the operands.
6252 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
6254 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
6255 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
6258 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
6260 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
6262 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
6264 * basic-block.h (fixup_abnormal_edges): Declare.
6265 * reload1.c (fixup_abnormal_edges): New function.
6266 * reg-stack.c (convert_regs): Use it.
6268 * gcse.c (insert_insn_end_bb): Handle trapping insns.
6270 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
6272 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
6274 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
6275 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
6276 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
6277 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
6278 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
6279 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
6280 unless x and y could be infinite.
6281 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
6282 Check that the common type of both arguments is a real, even for
6283 targets without unordered comparisons. Allow an integer argument
6284 to be compared against a real.
6285 (expand_tree_builtin): Use expand_unordered_cmp.
6286 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
6287 * cse.c (fold_rtx): Likewise. Fix indentation.
6288 * fold-const.c (fold_real_zero_addition_p): New.
6289 (fold): Use it, and the new HONOR_... macros.
6290 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
6291 * jump.c (reversed_comparison_code_parts): After searching for
6292 the true comparison mode, use HONOR_NANS to decide whether it
6293 can be safely reversed.
6294 (reverse_condition_maybe_unordered): Remove IEEE check.
6295 * simplify-rtx.c (simplify_binary_operation): Use the new macros
6296 to decide which simplifications are valid. Allow the following
6297 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
6298 and (a - -b) to (a + b).
6299 (simplify_relational_operation): Use HONOR_NANS.
6300 * doc/tm.texi: Document the MODE_HAS_... macros.
6302 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
6304 * combine.c (simplify_comparison): If simplifying a logical shift
6305 right and compare with constant, force the comparison to unsigned.
6307 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
6309 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
6311 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
6313 (alt_reg_names): Remove % for vrsave.
6315 2002-03-06 Richard Henderson <rth@redhat.com>
6317 PR optimization/5844
6318 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
6319 if used indicates we've already emitted one copy of an operand.
6320 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
6321 (gen_split): Supply a non-null used.
6323 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
6325 * reload1.c (reload): Unshare all rtl after reload is done.
6327 * simplify-rtx.c (simplify_plus_minus): Do not abort,
6328 but simply fail if the expression is too complex to simplify.
6329 (simplify_gen_binary): Handle simplify_plus_minus failures.
6331 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
6333 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
6334 consistently call delete_trivially_dead_insns after CSE and GCSE;
6335 fix DFI_life dumping; do jump threading after liveness; do crossjumping
6336 after liveness2; update comment in last crossjumping.
6337 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
6339 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
6341 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
6342 after completing fast dead code elimination.
6344 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
6347 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
6349 * version.c: Fix misplaced leading blanks on first line.
6351 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
6353 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
6355 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
6357 * cfgcleanup.c (mentions_nonequal_regs): New function.
6358 (thread_jump): Use it.
6359 * toplev.c (rest_of_compilation): Run jump threading after
6362 2002-03-06 Jakub Jelinek <jakub@redhat.com>
6364 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
6367 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
6369 * predict.c (estimate_bb_frequencies): Do not reload the
6370 frequencies from notes.
6372 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
6374 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
6375 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
6377 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
6378 delete_noop_moves): Return indeger.
6379 * flow.c (ndead): New variable.
6380 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
6381 BB argument; update callers.
6382 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
6383 (life_analysis): Do not call purge_all_dead_edges.
6384 (update_life_info): Return number of deleted insns; print statistics.
6385 (update_life_info_in_dirty_blocks): likewise.
6386 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
6387 return number of insns deleted.
6389 * cse.c: Include timevar.h
6390 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
6391 iterate until stabilizes; print statistics; return number of killed
6393 * Makefile.in: (cse.o): Add timevar.h dependency
6394 * rtl.h (delete_trivially_dead_insns): New.
6395 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
6396 * toplev.c (rest_of_compilation): Update callers.
6398 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
6399 (try_optimize_cfg): Do not update liveness.
6400 (cleanup-cfg): Loop until try_optimize_cfg and dead code
6401 removal stabilizes; use delete_trivially_dead_insns.
6403 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
6405 2002-03-05 Zack Weinberg <zack@codesourcery.com>
6407 * cppmain.c (setup_callbacks): Disable #pragma and #ident
6408 callbacks when processing assembly language.
6410 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6412 * pa.h (ASM_FILE_END): Define.
6413 * som.h (ASM_FILE_END): Delete.
6415 * pa.c (function_arg): Don't pass floats in general registers in
6416 indirect calls if TARGET_ELF32.
6418 2002-03-05 Richard Henderson <rth@redhat.com>
6420 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
6422 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
6424 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
6426 2002-03-05 Jakub Jelinek <jakub@redhat.com>
6428 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
6429 -r command line. Don't hide any symbols if not building
6432 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
6434 * cfg.c (dump_flow_info): Warn about profile mismatches.
6435 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
6436 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
6438 2002-03-05 Jakub Jelinek <jakub@redhat.com>
6440 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
6441 wide volatile memory by parts.
6443 2002-03-05 Jakub Jelinek <jakub@redhat.com>
6445 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
6448 2002-03-05 Richard Henderson <rth@redhat.com>
6450 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
6452 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
6454 * toplev.c (documented_lang_options): Document more
6455 language-specific options.
6456 * doc/invoke.texi (Warning Options): Correct documentation for
6457 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
6458 * c-decl.c (c_decode_option): Use a table to handle warning options.
6460 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
6462 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
6463 parameter to mmix_encode_section_info.
6464 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
6465 relocatably. Always produce ELF, not mmo if linking relocatably.
6466 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
6467 first is non-zero, don't add symbol prefix.
6468 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
6469 prototype accordingly.
6471 2002-03-04 Krister Walfridsson <cato@df.lth.se>
6473 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
6475 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
6477 * configure.in: Increase required makeinfo version to 4.1.
6478 * configure: Regenerate.
6480 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
6482 * .cvsignore: Remove *.info* and genrtl*; these files are generated
6485 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
6487 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
6488 * doc/invoke.texi: Fix @math uses.
6490 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
6492 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
6495 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
6497 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
6498 (powerpc-*-eabisimaltivec*): Same.
6500 * config/rs6000/t-ppcendian: New.
6502 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6504 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
6505 nonimmediate_src_operand and nonimmediate_lsrc_operand to
6506 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
6508 2002-03-03 Richard Henderson <rth@redhat.com>
6510 * toplev.c (rest_of_decl_compilation): Revert last two changes.
6512 2002-03-03 Zack Weinberg <zack@codesourcery.com>
6514 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
6515 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
6516 tree.c, config/m68k/m68k.c:
6517 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
6518 REAL_ARITHMETIC blocks unconditional. Delete some further
6519 #ifdef blocks predicated on REAL_ARITHMETIC.
6520 * flags.h, toplev.c: Delete remaining references to
6523 * doc/invoke.texi: Remove documentation of -fpretend-float.
6524 * doc/tm.texi: Describe the various REAL_* macros as provided by
6525 real.h, not by the target configuration files.
6527 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
6528 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
6529 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6530 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
6531 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
6532 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
6533 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
6534 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
6535 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
6536 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
6537 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
6538 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
6539 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
6540 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
6541 config/xtensa/xtensa.h:
6542 Do not define, undefine, or mention in comments any of
6543 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
6544 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
6545 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
6546 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
6547 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
6548 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
6549 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
6550 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
6551 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
6553 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6555 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
6556 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
6557 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
6558 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
6559 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
6560 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
6562 * defaults.h (BITS_PER_WORD): Define.
6563 * doc/tm.texi (BITS_PER_WORD): Document default value.
6565 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
6566 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
6567 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
6569 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6571 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
6572 lieu of explicit sizeof/sizeof.
6573 * i386.c (override_options, ix86_init_mmx_sse_builtins,
6574 ix86_expand_builtin): Likewise.
6575 * mips.c (mips_add_gc_roots): Likewise.
6576 * mmix.c (mmix_output_condition): Likewise.
6577 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
6578 altivec_init_builtins): Likewise.
6579 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
6580 * cppexp.c (Nsuff, parse_number): Likewise.
6581 * cppinit.c (builtin_array_end): Likewise.
6582 * gcc.c (n_default_compilers, process_command): Likewise.
6583 * genpreds.c (output_predicate_decls): Likewise.
6584 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
6585 * lcm.c (N_ENTITIES): Likewise.
6586 * stor-layout.c (set_sizetype): Likewise.
6588 2002-03-03 Richard Henderson <rth@redhat.com>
6590 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
6591 for types or labels.
6593 2002-03-03 Richard Henderson <rth@redhat.com>
6595 * c-decl.c (start_decl): Initialized variables are not common.
6597 2002-03-02 Per Bothner <per@bothner.com>
6599 * gcc.c (option_map): Suport new --bootclasspath option.
6600 --CLASSPATH is now just an alias for --classpath.
6602 2002-03-02 Richard Henderson <rth@redhat.com>
6604 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
6605 load if "internal" visibility.
6606 * doc/extend.texi: Document visibility meanings.
6608 2002-03-02 Richard Henderson <rth@redhat.com>
6610 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
6611 to functions as well.
6613 2002-03-02 Richard Henderson <rth@redhat.com>
6615 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
6616 (handle_visibility_attribute): Don't call assemble_visibility.
6617 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
6618 without asmspec. Invoke assemble_alias when needed.
6619 * varasm.c (maybe_assemble_visibility): New.
6620 (assemble_start_function, assemble_variable, assemble_alias): Use it.
6622 2002-03-02 Richard Henderson <rth@redhat.com>
6624 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
6625 invoke ENCODE_SECTION_INFO with first call flag.
6627 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
6628 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
6629 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
6630 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
6631 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
6632 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
6633 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
6634 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
6635 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
6636 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
6637 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
6638 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
6639 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
6640 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
6641 config/mcore/mcore-protos.h, config/mcore/mcore.c,
6642 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
6643 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
6644 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
6645 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
6646 config/sh/sh.h, config/sparc/sparc.h,
6647 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
6648 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
6649 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
6650 FIRST argument. As needed, examine it and do nothing.
6652 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
6653 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6654 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
6656 * config/arm/t-pe (pe.o): Add dependencies.
6658 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6660 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
6661 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
6662 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
6663 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
6664 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
6665 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
6666 * defaults.h (BITS_PER_UNIT): Define.
6667 * doc/tm.texi (BITS_PER_UNIT): Document default value.
6669 2002-03-02 Kazu Hirata <kazu@hxi.com>
6671 * config/h8300/h8300-protos.h: Add a prototype for
6672 compute_a_shift_length.
6673 * config/h8300/h8300.c (h8300_asm_insn_count): New.
6674 (compute_a_shift_length): Likewise.
6675 (h8300_adjust_insn_length): Do not adjust insn length of shift
6677 * config/h8300/h8300.md (anonymous shift patterns): Use
6678 compute_a_shift_length.
6680 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6682 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
6685 * emit-rtl.c (offset_address): Call update_temp_slot_address.
6687 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6689 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
6690 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
6691 * flags.h (flag_zero_initialized_in_bss): Declare.
6692 * toplev.c (flag_zero_initialized_in_bss): New flag.
6693 (lang_independent_options): Add flag_zero_initialized_in_bss.
6694 * tree.c (initializer_zerop): New function.
6695 * tree.h (initializer_zerop): Declare.
6696 * varasm.c (assemble_variable): If we can emit bss, put zero
6697 initializers in the bss section.
6699 2002-03-02 Alan Modra <amodra@bigpond.net.au>
6701 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
6702 like more than one symbol per .weak directive.
6704 2002-03-01 Richard Henderson <rth@redhat.com>
6706 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
6707 adjust argument_pointer by pretend_args_size.
6708 (ia64_va_start): Adjust va_start address by -pretend_args_size.
6710 2002-03-01 Kazu Hirata <kazu@hxi.com>
6712 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
6714 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
6716 * toplev.c (rest_of_compilation): Delete dead jumptables before
6718 * flow.c (delete_dead_jumptables): Make global.
6719 * rtl.h (delete_dead_jumptables): Declare.
6721 2002-03-01 David Edelsohn <edelsohn@gnu.org>
6723 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
6724 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
6725 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
6727 2002-03-01 Kazu Hirata <kazu@hxi.com>
6729 * config/h8300/h8300-protos.h: Fix formatting.
6730 * config/h8300/h8300.c: Likewise.
6731 * config/h8300/h8300.h: Likewise.
6733 2002-03-01 Kazu Hirata <kazu@hxi.com>
6735 * config/h8300/h8300.c (print_operand): Support 16-bit
6737 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
6739 2002-02-28 Richard Henderson <rth@redhat.com>
6741 * expmed.c (store_bit_field): Prevent generation of CONCATs;
6742 pun complex values as integers; use gen_lowpart instead of
6744 (extract_bit_field): Likewise.
6746 2002-03-01 Alan Modra <amodra@bigpond.net.au>
6747 David Edelsohn <edelsohn@gnu.org>
6749 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
6750 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
6751 (SUPPORTS_WEAK): Likewise.
6752 * output.h (add_weak): Add tree param.
6753 * varasm.c (add_weak): Likewise. Save decl.
6754 (struct weak_syms): Add decl field.
6755 (mark_weak_decls): New function.
6756 (init_varasm_once): ggc_add_root mark_weak_decls.
6757 (assemble_start_function): Use ASM_WEAKEN_DECL.
6758 (assemble_variable): Likewise.
6759 (assemble_alias): Likewise.
6760 (declare_weak): Pass decl to add_weak.
6761 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
6762 (remove_from_pending_weak_list): Declare and define for
6764 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
6765 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
6766 * defaults.h (SUPPORTS_WEAK): Likewise.
6767 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6768 .weak for code sym. Do emit .size for descriptor sym.
6769 (ASM_DECLARE_FUNCTION_SIZE): Define.
6770 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
6771 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
6772 .lglobl unless TARGET_XCOFF. Formatting fixes.
6773 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6775 (HANDLE_PRAGMA_WEAK): Remove.
6776 (ASM_WEAKEN_LABEL): Remove.
6777 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
6779 2002-03-01 Jason Merrill <jason@redhat.com>
6781 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
6782 (TARGET_EXPR_CLEANUP): New macro.
6784 2002-02-28 Steve Ellcey <sje@cup.hp.com>
6786 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
6787 to take ptr_extend into account as third type of extension.
6788 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
6789 fields used by SUBREG_PROMOTED_UNSIGNED_P.
6790 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
6791 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
6792 * calls.c (precompute_arguments): Use new macro.
6793 (expand_call): Ditto.
6794 * combine.c (nonzero_bits): Ditto.
6795 (record_promoted_value): Ditto.
6796 * expr.c (store_expr): Ditto.
6797 (expand_expr): Ditto.
6798 * function.c (assign_parms): Ditto.
6800 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
6802 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
6803 override -shared and -shared-libgcc.
6805 2002-02-28 David O'Brien <obrien@FreeBSD.org>
6807 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
6809 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
6812 2002-02-28 Richard Henderson <rth@redhat.com>
6814 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
6815 4 cycle latency from MM producers.
6816 (ia64_internal_sched_reorder): Likewise with pipeline flush.
6818 2002-02-28 Jakub Jelinek <jakub@redhat.com>
6820 * mklibgcc.in: Don't use GNU make extension.
6822 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6824 * c-parse.in (STATIC): New terminal.
6825 (scspec): New non-terminal. Update productions accordingly.
6826 (program): Remove bogus ifc / end ifc.
6827 (array_declarator): Simplify production using STATIC.
6829 2002-02-28 Jim Meyering <meyering@lucent.com>
6831 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
6832 \a still means TARGET_BELL.
6834 2002-02-28 Richard Henderson <rth@redhat.com>
6836 * haifa-sched.c (sched_emit_insn): New.
6837 (schedule_block): Use last_scheduled_insn to track last insn.
6838 * sched-int.h (sched_emit_insn): Prototype.
6839 * config/ia64/ia64.c (last_issued): Remove.
6840 (ia64_variable_issue): Don't set it.
6841 (nop_cycles_until): Use sched_emit_insn.
6843 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
6845 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
6848 2002-02-28 Kazu Hirata <kazu@hxi.com>
6850 * config/h8300/h8300.c: Fix formatting.
6851 * config/h8300/h8300.h: Likewise.
6853 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
6855 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
6856 which may overwrite the high byte of the frame pointer.
6858 2002-02-28 Bo Thorsen <bo@suse.de>
6860 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
6861 (STARTFILE_SPEC): Add 64 bit files.
6862 (ENDFILE_SPEC): Likewise.
6864 2002-02-28 Jason Merrill <jason@redhat.com>
6866 * c-decl.c (finish_function): Only warn about missing return
6867 statement with -Wreturn-type.
6869 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
6871 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
6873 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
6874 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
6876 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
6878 * basic-block.h (BB_REACHABLE): Renumber.
6879 (BB_DIRTY, BB_NEW): New flags.
6880 (clear_bb_flags): Declare.
6881 (update_life_info_in_dirty_blocks): Declare.
6882 * cfg.c (clear_bb_flags): New function.
6883 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
6884 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
6885 reorder_insns, emit_insn_after): Mark block as dirty.
6886 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
6887 (update_life_info_in_dirty_blocks): New function.
6888 * recog.c (apply_change_group): Dirtify block.
6890 * cse.c (cse_insn): Reorder emitting of jump insn to keep
6892 * gcse.c (delete_null_pointer_checks): Likewise.
6894 * toplev.c (dump_file_index): Move cse2 after bp,
6896 (dump_file_info): Similary.
6897 (rest_of_compilation): Avoid most of CFG rebuilds;
6898 do first if converision after null pointer checks, do cse2
6899 after branch prediction; avoid full liveness rebuild after
6900 initializing subregs.
6901 * invoke.texi (-d options): Document -du, renumber.
6903 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
6904 (notice_new_block): Do not set BB_UPDATE_LIFE.
6905 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
6906 merge_blocks_move_successor_nojumps, merge_blocks,
6907 try_crossjump_to_edge): Likewise.
6908 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
6909 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
6910 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
6911 (merge_of_block): Do not use life_data_ok.
6912 (find_if_case_1): Do not use SET_UPDATE_LIFE.
6913 (if_convert): Use BB_DIRTY mechanizm to update life.
6914 * lcm.c (optimize_mode_switching): Update
6915 update_life_info_in_dirty_blocks
6917 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6919 * Makefile.in (integrate.o): Update.
6920 * c-decl.c (copy_lang_decl): Rename.
6921 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6922 * integrate.c: Include langhooks.h.
6923 (copy_decl_for_inlining): Update to use langhook.
6924 * langhooks-def.h (lhd_do_nothing_t,
6925 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
6926 (LANG_HOOKS_INITIALIZER): Update.
6927 * langhooks.c (lhd_do_nothing_t): New.
6928 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
6929 * tree.h (copy_lang_decl): Remove.
6931 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6933 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
6935 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
6936 POST_DEC, and POST_MODIFY.
6938 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6940 * c-typeck.c (digest_init): Remove unused parameter; all
6943 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
6945 * expmed.c (expand_shift): Correctly test for low part of a
6948 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
6950 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
6951 insn UIDs with insn addresses.
6953 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6955 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
6956 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
6957 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
6958 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
6959 gcc.c, toplev.c: Delete code implementing -traditional mode.
6961 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
6962 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
6963 Document removal of -traditional mode for compilation, and
6964 remove documentation only relevant to that mode.
6966 * config/nextstep.h, config/ptx4.h, config/svr4.h,
6967 config/convex/convex.h, config/d30v/d30v.h,
6968 config/i386/dgux.h, config/i386/osf1elf.h,
6969 config/i386/osfelf.h, config/i386/osfrose.h,
6970 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
6971 config/m68k/hp310.h, config/m88k/dgux.h,
6972 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
6973 config/m88k/m88k.h, config/m88k/openbsd.h,
6974 config/mips/abi64.h, config/mips/osfrose.h,
6975 config/mips/svr4-5.h, config/mips/svr4-t.h,
6976 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
6977 config/stormy16/stormy16.h: Remove all references to
6978 -traditional from target specs. Delete all mention of the
6979 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
6980 delete a couple of commented-out definitions of
6981 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
6984 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
6985 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
6987 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6989 * mklibgcc.in: Don't use \n in a line subject to
6990 interpretation by echo.
6992 2002-02-27 Graham Stott <grahams@redhat.com>
6994 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
6997 * loop.c (prescan_loop): Handle PARALLEL.
6999 * unroll.c (loop_iterations): Return 0 if the add_val for
7002 * final.c (output_operand_lossage): Constify PFX_STR.
7004 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
7006 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
7008 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
7009 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
7011 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
7013 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
7015 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
7017 * cpplex.c (_cpp_lex_token): Handle directives in macro
7019 * cpplib.c (_cpp_handle_directive): Save and restore state
7020 if parsing macro args when entering a directive.
7021 * cppmacro.c (collect_args): No need to handle directives
7023 (enter_macro_context, replace_args): Use the original macro
7024 definition in case it was redefined whilst collecting arguments.
7028 2002-02-26 David Edelsohn <edelsohn@gnu.org>
7030 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
7031 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
7032 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
7034 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
7035 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
7036 (load_toc_v4_PIC_2): Same.
7038 2002-02-26 Alan Modra <amodra@bigpond.net.au>
7040 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
7042 2002-02-26 Richard Henderson <rth@redhat.com>
7044 * config/alpha/alpha.md (ashldi_se): Re-enable.
7046 2002-02-26 Richard Henderson <rth@redhat.com>
7048 * config/alpha/alpha.c (alpha_encode_section_info): Examine
7049 MODULE_LOCAL_P; improve commentary.
7051 2002-02-26 Zack Weinberg <zack@codesourcery.com>
7053 * doc/cpp.texi: Clarify documentation of relationship between
7056 2002-02-26 Kazu Hirata <kazu@hxi.com>
7058 * config/h8300/h8300-protos.h: Update the prototype for
7059 compute_logical_op_length. Add the prototype for
7060 compute_logical_op_cc.
7061 * config/h8300/h8300.c (compute_logical_op_length): Figure out
7063 (compute_logical_op_cc): New.
7064 * config/h8300/h8300.md: Combine all the logical op patterns
7065 in HImode and SImode. Use compute_logical_op_cc.
7067 2002-02-26 Kelley Cook <kelleycook@comcast.net>
7069 * config/i386/i386.c (print_operand): Don't append ATT-style
7070 length suffixs to x87 opcodes when in Intel mode.
7072 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
7074 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
7075 (init_emit_once): Update calls.
7076 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
7077 (init_syntax_once): Prototype.
7079 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
7081 * pa-linux.h (LIB_SPEC): Update definition.
7082 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
7084 2002-02-26 Richard Henderson <rth@redhat.com>
7086 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
7087 if we emitted a stop bit.
7089 2002-02-26 Jakub Jelinek <jakub@redhat.com>
7091 * configure.in (libgcc_visibility): Substitute.
7092 * configure: Rebuilt.
7093 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
7094 defined symbols .hidden.
7096 2002-02-26 Jakub Jelinek <jakub@redhat.com>
7098 * attribs.c (c_common_attribute_table): Add visibility.
7099 (handle_visibility_attribute): New function.
7100 * varasm.c (assemble_visibility): New function.
7101 * output.h (assemble_visibility): Add prototype.
7102 * tree.h (MODULE_LOCAL_P): Define.
7103 * crtstuff.c (__dso_handle): Use visibility attribute.
7104 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
7105 for MODULE_LOCAL_P symbols too.
7106 * config/ia64/ia64.c (ia64_encode_section_info): Handle
7107 MODULE_LOCAL_P symbols the same way as local symbols.
7108 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
7109 into .sdata/.sbss by the user.
7110 * doc/extend.texi (Function Attributes): Document visibility
7113 2002-02-26 Jakub Jelinek <jakub@redhat.com>
7116 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
7117 STRING_CST initializer spanning the whole variable without
7119 If expand_expr returned MEM, don't use it.
7121 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
7123 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
7124 generate a die for the lexical block.
7126 2002-02-26 Kazu Hirata <kazu@hxi.com>
7128 * config/h8300/h8300-protos.h: Add a prototype for
7129 compute_logical_op_length.
7130 * config/h8300/h8300.c (compute_logical_op_length): New.
7131 * config/h8300/h8300.md (anonymous logical patterns): Use
7132 compute_logical_op_length for length.
7134 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
7136 * dwarf2out.c (modified_type_die): Do not call type_main_variant
7138 (gen_type_die): Same.
7140 * attribs.c (handle_vector_size_attribute): Set debug information.
7142 2002-02-26 Daniel Egger <degger@fhm.edu>
7144 * config/rs6000/rs6000.md: Swap define_insn attributes to
7145 fix incorrect generation of merge high instructions instead
7148 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
7150 * c-typeck.c (really_start_incremental_init): Use
7151 bitsize_zero_node for vectors.
7153 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
7155 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
7156 ("*set_vrsave_internal"): Same.
7158 2002-02-25 Richard Henderson <rth@redhat.com>
7160 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
7161 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
7163 2002-02-25 Jakub Jelinek <jakub@redhat.com>
7166 * config/i386/i386.c (ix86_return_pops_args): Only pop
7167 fake structure return argument if it was passed on the stack.
7169 2002-02-25 Jason Merrill <jason@redhat.com>
7171 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
7174 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
7176 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
7177 link with shared_name only.
7178 * doc/invoke.texi (Link Options): Document new behavior.
7180 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
7182 * c-typeck.c (push_init_level): Handle vectors.
7184 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
7186 * config/sparc/sparc.c (const64_high_operand): Zero-extend
7187 operands of SPARC_SETHI_P.
7188 (input_operand): Likewise.
7189 (sparc_emit_set_const32): Likewise.
7190 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
7191 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
7192 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
7193 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
7194 (movdi_insn_sp64_vis): Likewise.
7195 (movdi split, movdf split): Use SETHI32.
7196 * doc/md.texi: Document SPARC constraints L, M and N.
7198 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
7200 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
7201 ("*set_vrsave_internal"): use mfspr for Darwin.
7203 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
7204 gen_get_vrsave_internal.
7206 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7208 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
7210 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
7212 * cpplex.c (cpp_interpret_charconst): Get signedness or
7213 otherwise of wide character constants correct.
7214 * cppexp.c (lex): Get signedness of wide charconsts correct.
7216 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7218 * optabs.c (widen_operand): Only call convert_modes for
7219 promoted SUBREG if signedness matches.
7220 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
7222 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7224 * cpplib.c (glue_header_name): Use local buffer to build up
7227 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7229 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
7231 2002-02-23 Kazu Hirata <kazu@hxi.com>
7233 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
7234 H8/300[HS] separately.
7235 * config/h8300/h8300.md: Remove the early clobber constraint
7236 from bit field patterns.
7238 2002-02-23 Kazu Hirata <kazu@hxi.com>
7240 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
7242 (mulhisi3): Likewise.
7243 (umulqisi3): Likewise.
7244 (umulhisi3): Likewise.
7246 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7248 * cppinit.c (output_deps): Correct test for stdout output.
7249 (init_dependency_output): Cure warning.
7251 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7253 * expr.c (store_expr): When converting expression to promoted
7254 equivalent type, allow using SUBREG_REG of TARGET as the target
7255 of the expansion of EXP.
7256 * loop.c (basic_induction_var, case SUBREG): Always look inside.
7257 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
7258 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
7259 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
7260 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
7262 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
7264 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
7265 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
7266 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
7268 2002-02-23 Jakub Jelinek <jakub@redhat.com>
7270 PR optimization/5747
7271 * loop.c (scan_loop): Update reg info if move_movables created new
7274 2002-02-23 David Edelsohn <edelsohn@gnu.org>
7276 * gcc.c (init_gcc_spec): Revert last change.
7278 2002-02-23 David Edelsohn <edelsohn@gnu.org>
7280 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
7281 gpc_reg_operand constraint.
7283 2002-02-23 Alan Modra <amodra@bigpond.net.au>
7285 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
7286 Simplify comparison of `low'.
7287 (add_operand): Fix formatting.
7288 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
7289 (mask_operand): Disallow mask to wrap in 64-bit mode.
7290 (rs6000_stack_info): Remove redundant test setting push_p.
7291 (output_toc): Fix formatting.
7292 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
7293 cc_reg_not_cr0_operand constraint.
7294 (booldi3, boolcdi3 splitters): Same.
7296 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
7298 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
7300 2002-02-22 David Edelsohn <edelsohn@gnu.org>
7302 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
7303 gcc invoked with -shared-libgcc.
7305 2002-02-22 Jakub Jelinek <jakub@redhat.com>
7308 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
7309 decl if any of elements was TREE_USED.
7311 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
7313 * config/sparc/sol2.h: Don't include sys/mman.h.
7314 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
7315 (arith_4096_operand): Don't throw high bits away.
7316 (const64_operand): Take sign extension of CONST_INTs into account.
7317 (const64_high_operand, sparc_emit_set_const32): Likewise.
7318 (GEN_HIGHINT64): Likewise.
7319 (sparc_emit_set_const64_quick1): Likewise.
7320 (const64_is_2insns): Likewise.
7321 (print_operand): Use trunc_int_for_mode for sign extension.
7322 * config/sparc/sparc.h (SMALL_INT32): Likewise.
7323 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
7324 chars. Assume CONST_INT is already properly sign-extended.
7325 (movdi split): Sign-extend each SImode part.
7326 (andsi3 split): Don't mask high bits off, so that result
7327 remains properly sign-extend.
7328 (iorsi3 split): Likewise.
7329 (xorsi3 split): Likewise.
7331 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
7333 * fold-const.c (fold): Fix typo in comments.
7335 2002-02-21 Diego Novillo <dnovillo@redhat.com>
7337 * Makefile.in (langhooks.o): Update dependencies.
7339 2002-02-21 Diego Novillo <dnovillo@redhat.com>
7341 * langhooks.c: Include flags.h.
7343 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
7345 * testsuite/gcc.dg/attr-alwaysinline.c: New.
7347 * c-common.c (c_common_post_options): Set inline trees by
7350 * doc/extend.texi (Function Attributes): Document always_inline
7352 Update documentation about inlining when not optimizing.
7354 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
7356 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
7357 unless DECL_ALWAYS_INLINE.
7359 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
7360 unless DECL_ALWAYS_INLINE.
7361 (c_disregard_inline_limits): Disregard if always_inline set.
7363 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7364 Disregard if always_inline set.
7365 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
7366 unless DECL_ALWAYS_INLINE.
7368 * attribs.c (handle_always_inline_attribute): New.
7369 (c_common_attribute_table): Add always_inline.
7371 * config/rs6000/altivec.h: Add prototypes for builtins
7372 requiring the always_inline attribute.
7374 2002-02-21 Eric Christopher <echristo@redhat.com>
7376 * expmed.c (store_bit_field): Try to simplify the subreg
7377 before generating a new one when when the mode size of
7378 value is less than maxmode.
7380 2002-02-21 Richard Henderson <rth@redhat.com>
7382 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
7383 than gen_rtx_PLUS to form the sum.
7384 * explow.c (force_reg): Rearrange to not allocate new pseudo
7385 when force_operand returns a register.
7386 * expr.c (expand_assignment): Allow offset_rtx expansion to
7387 return a sum. Do not force addresses into registers.
7388 (expand_expr): Likewise.
7389 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
7390 to canonicalize arithmetic that didn't simpify.
7391 (simplify_plus_minus): New argument force; update
7392 all callers. Don't split CONST unless we can do something with it,
7393 and wouldn't lose the constness of the operands.
7395 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
7396 that we generated earlier.
7398 2002-02-21 Tom Tromey <tromey@redhat.com>
7400 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7401 (output_line_info): Use constant `1', with a long explanatory
7403 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
7405 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
7407 * jump.c (redirect_jump): If old label has no UID, don't try to
7410 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
7412 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
7413 If input is constant, do shifts at compile time.
7415 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
7417 * doc/extend.texi: Fix some more overfull hboxes.
7419 2002-02-21 Jakub Jelinek <jakub@redhat.com>
7421 PR optimization/4994
7422 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
7425 2002-02-21 Jakub Jelinek <jakub@redhat.com>
7428 * expr.h (expand_and): Add mode argument.
7429 * expmed.c (expand_and): Add mode argument.
7430 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
7431 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
7432 * except.c (expand_builtin_extract_return_addr): Likewise.
7433 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7434 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
7435 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
7436 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
7437 * config/c4x/c4x.md: Use GEN_INT (x) instead of
7438 gen_rtx (CONST_INT, VOIDmode, x).
7440 2002-02-21 Jakub Jelinek <jakub@redhat.com>
7443 * stmt.c (warn_if_unused_value): Move side effects test once more.
7445 2002-02-20 Torbjorn Granlund <tege@swox.com>
7447 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
7448 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
7450 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
7452 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
7453 SUBREG or ZERO_EXTEND.
7455 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
7457 * sh.h (current_function_anonymous_args): Remove.
7458 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
7459 of current_function_varargs and current_function_stdarg is set.
7460 * sh.c (sh_expand_prologue): Check current_function_varargs /
7461 current_function_stdarg / TARGET_SH5 instead of
7462 current_function_anonymous_args.
7464 * sh64.h (TARGET_VERSION): Define.
7466 2002-02-20 David Edelsohn <edelsohn@gnu.org>
7468 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
7469 VRSAVE_REGNO on TARGET_ALTIVEC.
7471 2002-02-20 Alan Modra <amodra@bigpond.net.au>
7473 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
7474 bits of SImode const_int.
7475 (includes_rshift_p): Likewise.
7476 (print_operand): Call mask_operand and mask64_operand with correct
7478 (rs6000_output_function_epilogue): Pad traceback table to word.
7479 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
7480 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
7481 mask64_operand with correct mode.
7482 (FUNCTION_ARG_REGNO_P): Correct parentheses.
7484 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7487 * varasm.c (get_pool_constant_mark): New.
7488 * rtl.h (get_pool_constant_mark): Add prototype.
7489 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
7490 be represented if it has not been output.
7492 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
7494 * combine.c (do_SUBST): Sanity check substitutions of
7495 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
7496 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
7497 CONST_INT into its operand.
7498 (known_cond): Likewise, for ZERO_EXTEND.
7499 * simplify-rtx.c (simplify_unary_operation): Fix condition to
7500 allow for simplification of wide modes. Reject CONST_INTs in
7501 ZERO_EXTEND when their actual mode is not given.
7503 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
7505 * c-decl.c (pushdecl): If no global declaration is found for an
7506 extern declaration in block scope, try a limbo one.
7508 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7511 * c-common.c (pointer_int_sum): Moved from...
7512 * c-typeck.c (pointer_int_sum): ...here.
7513 * c-common.h (pointer_int_sum): Add prototype.
7515 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7518 * c-decl.c (duplicate_decls): Return 0 if issued error about
7521 2002-02-20 Roger Sayle <roger@eyesopen.com>
7522 Jakub Jelinek <jakub@redhat.com>
7525 * tree.c (host_integerp): Ensure that the constant integer is
7526 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
7527 when pos is zero or non-zero respectively. Clarify comment.
7528 * c-format.c (check_format_info_recurse): Fix host_integerp
7529 usage; the pos argument should be zero when assigning to a
7530 signed HOST_WIDE_INT.
7532 2002-02-20 Richard Henderson <rth@redhat.com>
7534 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
7535 of the operand, rather than assuming TImode.
7536 (ix86_expand_binop_builtin): Cope with commutative patterns
7537 using nonimmediate_operand for both operands.
7538 (ix86_expand_timode_binop_builtin): Likewise.
7539 (ix86_expand_store_builtin): Validate operand 1.
7540 (ix86_expand_unop1_builtin): Likewise.
7542 2002-02-20 Philip Blundell <philb@gnu.org>
7545 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
7547 2002-02-20 Richard Henderson <rth@redhat.com>
7550 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
7552 2002-02-20 Tom Tromey <tromey@redhat.com>
7554 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7555 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7556 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7557 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7558 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
7561 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
7563 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
7564 for (const_int 0) in X not just INTVAL.
7566 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
7568 * doc/extend.texi: Avoid or reduce overfull hboxes.
7570 2002-02-20 Diego Novillo <dnovillo@redhat.com>
7572 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
7573 operations if the field does not start at a mode boundary.
7575 2001-02-20 Joel Sherrill <joel@OARcorp.com>
7577 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
7578 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
7579 Also done for -Acpu and -Amachine.
7581 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7583 * cppinit.c (init_dependency_output): Take deps output file
7584 from -o if none given with -MF. Suppress normal output.
7585 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
7586 * doc/cpp.texi, doc/invoke.texi: Update.
7588 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7590 * toplev.c (output_quoted_string): Write unprintable
7591 characters with octal escapes.
7593 2002-02-19 David Edelsohn <edelsohn@gnu.org>
7595 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
7596 really_call_used[VRSAVE_REGNO] if not Altivec.
7598 2002-02-19 Alan Modra <amodra@bigpond.net.au>
7600 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
7602 (constant_pool_expr_1): Fix formatting.
7603 (rs6000_legitimize_reload_address): Likewise.
7605 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7607 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
7608 now that we have one.
7610 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7612 * tree.h (struct tree_common): Remove aux. Add unused_0 at
7613 end of first block of bitfields (which was only seven bits);
7614 rename dummy to unused_1; remove comment which is no longer true.
7616 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7618 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
7620 2002-02-19 Philip Blundell <pb@nexus.co.uk>
7623 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
7627 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
7628 arm_is_longcall_p rather than inspecting call-type cookie
7630 (call_value_insn) [TARGET_THUMB]: Likewise.
7632 2002-02-19 Graham Stott <grahams@redhat.com>
7634 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
7636 2002-02-19 David Edelsohn <edelsohn@gnu.org>
7638 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
7639 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
7640 (FP_SAVE_INLINE): Delete.
7642 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
7643 * config/rs6000/eabi.asm: Remove ABI save restore routines.
7644 * config/rs6000/t-ppccomm: Build crtsavres.o.
7645 * config/rs6000/crtsavres.asm: New file.
7647 2002-02-19 Philip Blundell <philb@gnu.org>
7649 * config/arm/arm.c (use_return_insn): Don't reject interrupt
7651 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
7652 (output_return_instruction): Allow interrupt functions to return with
7653 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
7654 (arm_expand_prologue): Subtract 4 before stacking LR in an
7657 2002-02-19 Philip Blundell <pb@nexus.co.uk>
7659 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
7660 decl, not just FUNCTION_DECL.
7661 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
7662 (arm_assemble_integer): Likewise.
7663 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
7666 2002-02-19 matthew green <mrg@eterna.com.au>
7668 * config.gcc (sparc-*-netbsdelf*): Enable target.
7669 (sparc64-*-netbsd*): New target.
7670 * config/sparc/netbsd-elf.h: New file.
7671 * config/sparc/t-netbsd64: New file.
7673 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7675 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
7677 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
7679 * doc/invoke.texi: explicitly list the style guidelines that
7680 -Weffc++ checks for.
7682 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
7684 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
7686 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7689 * gcc.c (cpp_unique_options): Treat -o as indicating object file
7690 only if not -E. If -E, pass -o through to the preprocessor.
7692 2002-02-19 Kazu Hirata <kazu@hxi.com>
7694 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
7695 register number with an appropriate macro.
7697 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7699 * doc/rtl.texi (Constants): Close @code tag.
7701 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
7703 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
7704 ("mmx_uavgv4hi3"): Same.
7705 ("pmulhrwv4hi3"): Same.
7707 * tree-inline.c (walk_tree): Handle vectors.
7709 * c-common.c (constant_expression_warning): Handle vectors.
7710 (overflow_warning): Same.
7712 * sched-deps.c (sched_analyze_2): Handle vectors.
7714 * rtlanal.c (rtx_unstable_p): Handle vectors.
7715 (rtx_varies_p): Same.
7716 (count_occurrences): Same.
7717 (regs_set_between_p): Same.
7718 (modified_between_p): Same.
7719 (modified_in_p): Same.
7720 (volatile_insn_p): Same.
7721 (volatile_refs_p): Same.
7722 (side_effects_p): Same.
7724 (inequality_comparisons_p): Same.
7725 (replace_regs): Same.
7726 (computed_jump_p_1): Same.
7728 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
7730 (inner_mode_array): New.
7731 (copy_rtx): Handle vectors.
7732 (copy_most_rtx): Same.
7733 (rtx_equal_p): Same.
7734 (get_mode_alignment): Adjust for vectors.
7736 * resource.c (mark_referenced_resources): Handle vectors.
7737 (mark_set_resources): Same.
7739 * reload1.c (eliminate_regs): Handle vectors.
7740 (elimination_effects): Same.
7741 (scan_paradoxical_subregs): Same.
7743 * reload.c (subst_reg_equivs): Handle vectors.
7745 * regrename.c (scan_rtx): Handle vectors.
7747 * regclass.c (reg_scan_mark_refs): Handle vectors.
7749 * recog.c (find_single_use_1): Handle vectors.
7751 * local-alloc.c (equiv_init_varies_p): Handle vectors.
7752 (contains_replace_regs): Same.
7753 (memref_referenced_p): Same.
7755 * integrate.c (copy_rtx_and_substitute): Handle vectors.
7756 (subst_constants): Same.
7758 * genattrtab.c (attr_copy_rtx): Handle vectors.
7759 (encode_units_mask): Same.
7760 (clear_struct_flag): Same.
7761 (count_sub_rtxs): Same.
7763 * gcse.c (want_to_gcse_p): Handle vectors.
7764 (oprs_unchanged_p): Same.
7765 (hash_expr_1): Same.
7766 (oprs_not_set_p): Same.
7767 (expr_killed_p): Same.
7768 (compute_transp): Same.
7769 (store_ops_ok): Same.
7771 * function.c (purge_addressof_1): Do not allow paradoxical subregs
7773 (fixup_var_refs_1): Same.
7774 (instantiate_virtual_regs_1): Same.
7776 * fold-const.c (operand_equal_p): Handle vectors.
7778 (rtl_expr_nonnegative_p): Same.
7780 * flow.c (mark_used_regs): Handle vectors.
7782 * df.c (df_uses_record): Handle vectors.
7784 * cselib.c (cselib_subst_to_values): Handle vectors.
7785 (cselib_mem_conflict_p): Same.
7788 * cse.c (canon_reg): Handle vectors.
7790 (cse_process_notes): Same.
7791 (count_reg_usage): Same.
7794 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
7796 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
7798 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
7799 (gen_rtx): Handle CONST_VECTOR.
7800 (gen_const_vector_0): New.
7801 (copy_rtx_if_shared): CONST_VECTORs can be shared.
7802 (reset_used_flags): Same.
7803 (copy_insn_1): Same.
7804 (initializer_constant_valid_p): Handle VECTOR_CST.
7806 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
7808 * doc/rtl.texi (Constants): Document const_vector.
7809 (CONST0_RTX): Update for vectors.
7810 (RTL sharing): Same.
7812 * print-tree.c (print_node): Add case for VECTOR_CST.
7814 * tree.h (TREE_VECTOR_CST_ELTS): New.
7815 (struct tree_vector): New.
7816 (union tree_node): Add vector node.
7817 (build_vector): Add prototype.
7819 * tree.def (VECTOR_CST): New.
7821 * tree.c (build_vector): New.
7823 * expmed.c (make_tree): Handle CONST_VECTOR.
7825 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
7826 (CONST_VECTOR_ELT): New.
7827 (CONST_VECTOR_NUNITS): New.
7829 * machmode.h (GET_MODE_INNER): New.
7830 (DEF_MACHMODE): Accept 8th arg.
7832 * machmode.def: Add 8th argument for vector inner mode.
7833 Add inner vector modes for vectors.
7835 * rtl.def (VEC_CONST): Remove.
7836 (CONST_VECTOR): New.
7838 * expr.c (clear_storage): Allow vectors.
7839 (is_zeros_p): Handle VECTOR_CST.
7841 * varasm.c (output_constant_pool): Handle vectors.
7842 (rtx_const): Add veclo and vechi fields.
7843 (kind): Add RTX_VECTOR.
7844 (decode_rtx_const): Add case for vector.
7846 * config/rs6000/rs6000-protos.h: Add zero_constant.
7848 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
7849 constants. Force easy vector constants into memory.
7850 (easy_vector_constant): New.
7851 (emit_easy_vector_constant): New.
7852 (rs6000_legitimize_reload_address): Do not generate bad reloads on
7855 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
7857 ("altivec_lvxl"): Same.
7858 (altivec_lvebx): Same.
7859 (altivec_lvehx): Same.
7860 (altivec_lvewx): Same.
7861 ("*movv4si_const0"): New.
7862 ("*movv4sf_const0"): New.
7863 ("*movv8hi_const0"): New.
7864 ("*movv16qi_const0"): New.
7866 2002-02-18 Kazu Hirata <kazu@hxi.com>
7868 * config/h8300/h8300.c (notice_update_cc): Use
7871 2002-02-18 Kazu Hirata <kazu@hxi.com>
7873 * config/h8300/h8300.md (divmod patterns): Change the
7874 constraints for operands[1] to register_operand.
7876 2002-02-18 Kazu Hirata <kazu@hxi.com>
7878 * config/h8300/h8300-protos.h: Remove the prototype for
7880 * config/h8300/h8300.c (p_operand): Remove.
7881 * config/h8300/h8300.md: Replace p_operand with
7884 2002-02-18 Philip Blundell <pb@nexus.co.uk>
7886 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
7888 (output_return_instruction): Allow use of LDR to unstack
7889 return addresss even for interrupt handlers or when
7890 interworking. If compiling for ARMv5, use interworking-safe
7891 return instructions by default. Remove duplicated code and
7892 lengthy "strcat" sequences.
7894 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7896 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
7897 (LINK_EH_SPEC): Define.
7898 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
7900 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7902 * config/s390/s390.c (s390_emit_prologue): Do not set the
7903 frame_related flag for call-clobbered registers.
7905 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
7907 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
7908 (construct_container): Fix handling of SSE operands.
7909 (ix86_expand_builtin): Fix handling of 64bit pointers.
7910 (mmx_maskmovq_rex): New pattern.
7912 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
7914 * regrename.c (kill_set_value): Handle subregs properly.
7916 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
7918 * objc/objc-act.c (handle_impent): Remove leading '*'
7919 from objc_class_name.
7921 2002-02-17 Richard Henderson <rth@redhat.com>
7923 * config/alpha/alpha.c (some_small_symbolic_operand,
7924 some_small_symbolic_operand_1, split_small_symbolic_operand,
7925 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
7926 Handle small SYMBOL_REFs anywhere, not just inside memories.
7927 * config/alpha/alpha-protos.h: Update.
7928 * config/alpha/alpha.h (PREDICATE_CODES): Update.
7929 * config/alpha/alpha.md (small symbolic operand splitter): Update.
7931 2002-02-17 Roland McGrath <roland@frob.com>
7933 * config.gcc (powerpc-*-gnu-gnualtivec*,
7934 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
7935 * config/rs6000/gnu.h: New file.
7936 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
7937 Grok "gnu" in rs6000_abi_name.
7938 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
7939 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
7940 Grok -mcall-gnu analogous to -mcall-linux et al.
7941 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
7942 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
7943 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
7945 2002-02-17 Jakub Jelinek <jakub@redhat.com>
7948 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
7951 2002-02-17 Philipp Thomas <pthomas@suse.de>
7953 * config/cris/cris.h: Undefine STARTFILE_SPEC and
7954 ENDFILE_SPEC before (re)defining them.
7956 2002-02-17 Kazu Hirata <kazu@hxi.com>
7958 * config/h8300/h8300.c: Fix formatting.
7959 * config/h8300/h8300.h: Likewise.
7961 2002-02-17 Philipp Thomas <pthomas@suse.de>
7963 * doc/tm.texi: Explain why empty strings should not be
7964 marked for translation.
7966 2002-02-17 Philipp Thomas <pthomas@suse.de>
7968 * final.c (output_operand_lossage): Changed to accept
7969 printf style arguments. Change calls where necessary.
7970 * output.h (output_operand_lossage): Change declaration
7971 accordingly. Update copyright.
7972 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
7973 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
7974 Update copyright date where necessary.
7976 * config/i386/i386.c (print_operand): Likewise. Remove use of
7979 * config/cris/cris.c (cris_operand_lossage): Likewise.
7980 Rename parameter so that exgettext recognizes it as
7981 translatable message.
7982 (LOSE_AND_RETURN): Rename parameter to msgid.
7984 2002-02-17 Kazu Hirata <kazu@hxi.com>
7986 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
7987 hard coded register number with an appropriate macro.
7988 (HARD_REGNO_MODE_OK): Likewise.
7989 (ARG_POINTER_REGNUM): Likewise.
7990 (STATIC_CHAIN_REGNUM): Likewise.
7991 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
7992 * config/h8300/h8300.md (define_constants): Define more
7995 2002-02-17 Philipp Thomas <pthomas@suse.de>
7997 * config/i386/i386.h: Don't mark empty strings for translation.
7999 2002-02-16 H.J. Lu <hjl@gnu.org>
8001 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
8003 2002-02-16 Zack Weinberg <zack@codesourcery.com>
8005 * cppinit.c (merge_include_chains): Check for brack being
8006 NULL before attempting to merge it with qtail.
8008 2002-02-16 Andrew Cagney <ac131313@redhat.com>
8010 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
8013 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8015 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
8017 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8019 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
8020 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
8021 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
8023 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8025 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
8026 now only if !TARGET_FIX.
8027 (*movsi_nt_vms_fix): New pattern.
8029 2002-02-16 Douglas B Rupp <rupp@gnat.com>
8031 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
8032 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
8033 (alpha_sa_mask, alpha_sa_size): Reflect above change.
8034 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
8035 (alpha_start_function, alpha_expand_epilogue): Likewise.
8036 (unicosmk_gen_dsib): Likewise.
8038 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8040 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
8042 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
8044 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
8045 check_and_change_labels, s390_final_chunkify): Delete.
8046 (s390_split_branches, s390_chunkify_pool): New functions.
8047 (s390_function_prologue): Call them.
8049 * config/s390/s390.h (S390_REL_MAX): Delete.
8050 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
8052 * config/s390/s390.md (cjump, icjump, jump): Fix length
8053 attribute calculation.
8056 2002-02-15 David Edelsohn <edelsohn@gnu.org>
8058 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
8059 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
8061 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
8063 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
8064 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
8065 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
8067 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
8069 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
8071 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
8073 * reload.c (find_dummy_reload): Check that an output register
8074 is valid for its mode.
8076 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
8078 * combine.c (known_cond): After replacing the REG of a SUBREG, try
8081 * function.c (assign_parms): Demote promoted argument passed by
8082 transparent reference.
8084 2001-02-14 Joel Sherrill <joel@OARcorp.com>
8086 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
8087 -Acpu() and -Amachine() to eliminate warnings.
8089 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
8091 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
8093 2002-02-14 Kazu Hirata <kazu@hxi.com>
8095 * config/h8300/h8300-protos.h: Update the prototype for
8097 * config/h8300/h8300.c (const_costs): Treat SET as a little
8098 more expensive operation.
8099 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
8100 reference to const_costs.
8102 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
8104 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
8106 2002-02-14 Jakub Jelinek <jakub@redhat.com>
8109 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
8110 use arguments from newtype.
8112 2002-02-13 Eric Christopher <echristo@redhat.com>
8114 * config/mips/mips.c (override_options): Add check for march/mipsX
8115 on the same command line. Fix error message in cpu processing.
8116 Remove architecture and ISA checks.
8118 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
8120 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
8122 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
8124 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
8126 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
8128 ("*movv8hi_internal1"): Same.
8129 ("*movv16qi_internal1"): Same.
8130 ("*movv4sf_internal1"): Same.
8132 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
8133 not push_reload for altivec modes.
8135 2002-02-13 Joel Sherrill <joel@OARcorp.com>
8137 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
8138 all RTEMS targets including removal of #includes from config/*/rtems*.h
8139 file and adding them to tm_file setting. Added xm_defines=POSIX to
8141 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
8142 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
8143 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
8144 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
8145 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
8146 config/m68k/rtemself.h: Ditto.
8147 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
8148 config/mips/rtems64.h: Ditto.
8149 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
8150 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
8152 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
8153 config/sparc/rtemself.h: Ditto.
8154 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
8155 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
8156 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
8158 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
8159 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
8160 target made more similar to i386-elf.
8161 * config/i386/t-rtems-i386: Added soft float support and multilibs.
8162 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
8163 be similar to config/m68k/t-m68kelf.
8164 * gthr-rtems.h: Encapsulate with extern "C" for C++.
8166 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
8168 * regmove.c (kill_value): Handle subregs.
8170 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
8172 * i386.md (mul patterns): Allow memory operand to be first;
8173 add expanders where needed; fix constraints.
8174 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
8175 Allow memory operand to be the first.
8177 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
8180 2002-02-13 Jakub Jelinek <jakub@redhat.com>
8183 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
8186 2002-02-13 Jakub Jelinek <jakub@redhat.com>
8188 PR optimization/5547:
8189 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
8190 all valid IA-32 address modes involving non-scaled %ebx and
8191 GOT/GOTOFF as displacement.
8193 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
8195 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
8196 after emitting ltorg insns.
8198 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
8199 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
8200 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
8201 *abssf2): Fix "op_type" attribute.
8203 2002-02-13 Douglas B Rupp <rupp@gnat.com>
8205 * mkconfig.sh: Avoid using a subshell redirect.
8206 ($output.T): Change to $(output)T.
8207 (ENABLE_NLS): Remove unneeded undef.
8209 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
8210 * config/alpha/x-vms (libsubdir): Define.
8212 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
8213 register frame procedures. Optimize retrieving context.
8215 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
8216 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
8217 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
8219 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8221 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
8222 Make same change as for find_base_value.
8224 2002-02-13 Kazu Hirata <kazu@hxi.com>
8226 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
8227 of QImode and SImode.
8229 2002-02-13 Kazu Hirata <kazu@hxi.com>
8231 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
8232 length computation of movsi.
8233 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
8235 2002-02-13 Kazu Hirata <kazu@hxi.com>
8237 * config/h8300/h8300.md (subqi3): Tighten the predicate for
8238 operands[2] to register_operand.
8240 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
8242 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
8244 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
8246 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
8247 for altivec_lvx* and altivec_stvx*.
8248 ("*movv4si_internal"): Add constraint for loading from GPRs.
8249 ("*movv8hi_internal1"): Same.
8250 ("*movv16qi_internal1"): Same.
8251 ("*movv4sf_internal1"): Same.
8253 * config/rs6000/rs6000.c (altivec_register_operand): New.
8255 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
8256 altivec_register_operand.
8258 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
8260 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
8263 2002-02-13 Stan Shebs <shebs@apple.com>
8265 * c-typeck.c (digest_init): Handle vectors.
8266 (really_start_incremental_init): Same.
8267 (pop_init_level): Same.
8268 (process_init_element): Same.
8270 * varasm.c (output_constant): Same.
8272 * expr.c (clear_storage): Same.
8273 (store_constructor): Same.
8275 2002-02-12 Eric Christopher <echristo@redhat.com>
8277 * explow.c (hard_function_value): Add comment explaining
8278 signed/unsigned comparison.
8280 2002-02-12 Jakub Jelinek <jakub@redhat.com>
8282 * jump.c (never_reached_warning): Add finish argument.
8283 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
8284 real insn after end.
8285 * rtl.h (never_reached_warning): Adjust prototype.
8286 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
8287 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
8288 never_reached_warning.
8290 2002-02-12 Graham Stott <grahams@redhat.com>
8292 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
8294 2002-02-12 Kazu Hirata <kazu@hxi.com>
8296 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
8297 logical shifts on H8/300.
8298 (shift_alg_si): Improve several shifts on H8/300.
8299 (get_shift_alg): Likewise.
8301 2002-02-12 Graham Stott <grahams@redhat.com>
8303 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
8305 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8307 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
8308 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
8310 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
8312 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
8313 non-CONST_INT through default_assemble_integer.
8314 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
8315 <case 8>: Abort for CONST_DOUBLE.
8317 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8319 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
8321 * config/pa/pa-linux.h (LIB_SPEC): Delete.
8322 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
8324 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
8326 * config/stormy16/stormy16.md (zero_extendqihi2): New.
8328 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
8330 * regrename.c (regrename_optimize): Don't accept a
8331 part-clobbered register if the replaced register is not part
8334 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
8335 take padding into account when computing the argument value.
8337 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
8339 * combine.c (try_combine): Apply substitutions in
8340 CALL_INSN_FUNCTION_USAGE too.
8342 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
8344 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
8345 __builtin_altivec_abs*.
8348 * config/rs6000/rs6000.h (rs6000_builtins): Add
8349 ALTIVEC_BUILTIN_ABS*.
8351 * config/rs6000/altivec.h: Use const char for builtins expecting
8353 (vec_abs): New versions for C and C++.
8356 2002-02-10 Kazu Hirata <kazu@hxi.com>
8358 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
8361 2002-02-10 Kazu Hirata <kazu@hxi.com>
8363 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
8364 constant definition from h8300.md.
8365 (FRAME_POINTER_REGNUM): Likewise.
8366 * config/h8300/h8300.md (define_constants): Add FP_REG.
8368 2002-02-10 Kazu Hirata <kazu@hxi.com>
8370 * config/h8300/h8300.c (print_operand): Remove redundant code.
8372 2002-02-10 Kazu Hirata <kazu@hxi.com>
8374 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
8375 * config/h8300/h8300.c (byte_reg): Make it static.
8377 2002-02-10 Richard Henderson <rth@redhat.com>
8380 * c-typeck.c (incomplete_type_error): Handle flexible array members.
8382 2002-02-10 Richard Henderson <rth@redhat.com>
8385 * tree.c (append_random_chars): Don't abort if main_input_filename
8388 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
8390 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
8392 2002-02-10 Kazu Hirata <kazu@hxi.com>
8394 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
8395 (pushhi1): Likewise.
8397 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
8399 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
8400 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
8402 2002-02-09 David O'Brien <obrien@FreeBSD.org>
8404 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
8406 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
8408 2002-02-09 Kazu Hirata <kazu@hxi.com>
8410 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
8411 a half of an SImode register on H8/300.
8413 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
8415 * i386.md (movdi_2): Add missing '!'.
8417 2002-02-09 Kazu Hirata <kazu@hxi.com>
8419 * config/h8300/h8300.h: Fix formatting. Remove commented-out
8422 2002-02-09 Kazu Hirata <kazu@hxi.com>
8424 * config/h8300/h8300.md (length): Correct the distance valid
8425 for the short branch.
8427 2002-02-09 Kazu Hirata <kazu@hxi.com>
8429 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
8431 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
8433 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
8434 registers in SImode.
8435 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
8438 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
8441 Contribute sh64-elf.
8442 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
8443 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
8444 (sh_cannot_modify_jumps_p): New function.
8445 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
8446 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
8447 (sh_ms_bitfield_layout_p): New function.
8448 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
8449 Zack Weinberg <zack@codesourcery.com>
8450 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
8451 expand_simple_binop instead of expand_binop.
8452 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
8453 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
8454 use of .quad and .uaquad.
8455 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
8456 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
8457 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8458 * config/sh/sh.md (movdi_const, movdi_const_32bit,
8459 movdi_const_16bit): Make sure all CONSTs have modes.
8460 (sym2PIC): Ditto, but by adjusting all callers.
8461 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
8462 if the prologue calls the SHmedia argument decoder or register
8464 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8465 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
8466 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
8467 (sh_expand_epilogue): Don't emit USE of return target register.
8468 (prepare_move_operands): Legitimize DImode PIC addresses.
8469 (sh_media_register_for_return): Skip tr0, used to initialize the
8471 (sh_expand_prologue): Remove explicit USE of return register.
8472 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
8473 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
8474 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
8475 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
8476 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
8478 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
8479 (MOVI_SHORI_BASE_OPERAND_P): New.
8480 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
8481 (EXTRA_CONSTRAINT_T): Define in terms of them.
8482 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
8483 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
8484 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
8485 alternatives supporting TARGET_REGS.
8486 (UNSPEC_GOTPLT): New constant.
8487 (movdi split): Move incrementing of LABEL_NUSES...
8488 (movdi_const, movdi_const_32bit): Here. Use
8489 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
8490 (movdi_const_16bit): New.
8491 (call, call_value) [flag_pic]: Use GOTPLT.
8492 (call_pop, call_value_pop): New expands.
8493 (call_pop_compact, call_pop_rettramp): New insns.
8494 (call_value_pop_compact, call_value_pop_rettramp): New insns.
8495 (sibcall) [flag_pic]: Use GOT.
8496 (builtint_setjmp_receiver): Remove bogus, unused expand.
8497 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
8498 (*pt, *ptb, ptrel): New insns.
8499 (sym2GOT): Handle DImode GOT.
8500 (sym2GOTPLT, symGOTPLT2reg): New expands.
8501 (sym2PIC): New expand.
8502 (shcompact_return_tramp): Use GOTPLT to return trampoline.
8503 (shcompact_return_tramp_i): Use return register explicitly.
8504 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
8505 disable flag_reorder_blocks.
8506 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
8507 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
8508 clobbers, for clarity.
8509 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
8510 restoring of r0 in macl as MAYBE_DEAD.
8511 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
8512 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
8513 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
8514 alter_subreg all over.
8515 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
8516 reload, instead of emitting instructions that would require
8518 (casesi_load_media): Add missing modes.
8519 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
8520 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
8521 as used if the argument decoder is called.
8522 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8523 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
8524 Pmode, then extend it to DImode if necessary.
8525 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8526 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
8527 constants in FPU-enabled SHmedia, let them be loaded from memory.
8528 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8529 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
8530 Adjust whitespace in assembly output templates.
8531 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8532 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
8533 mode of if_then_else.
8534 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
8535 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
8537 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
8538 Joern Rennecke <amylaar@redhat.com>
8539 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
8540 (SUBTARGET_CPP_PTR_SPEC): New.
8541 (SUBTARGET_CPP_SPEC): Remove.
8542 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8543 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8544 Fix typo in previous checkin.
8545 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
8546 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
8547 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
8548 Alexandre Oliva <aoliva@redhat.com>
8549 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
8550 what single FP register can hold for SHmedia target.
8551 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8552 Alexandre Oliva <aoliva@redhat.com>
8553 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8554 Do not split into SUBREG.
8555 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
8556 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
8557 and added new functions as specified in SH5 ABI r9.
8558 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
8559 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
8561 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
8562 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
8563 gen_consttable_4 and gen_consttable_8. Emit multiple labels
8564 and consttable_window_ends.
8565 2001-06-03 Graham Stott <grahams@redhat,com>
8566 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
8567 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
8568 * config/sh/sh.c (print_operand): Handle floating-point pair,
8569 vector and matrix registers.
8570 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
8571 vector modes into account.
8572 * config/sh/sh.md (movv2sf): Split move between registers into
8574 (movv4sf, movv16sf): Introduce insns that get split only after
8576 * config/sh/shmedia.h: Fix Copyright dates.
8577 * config/sh/ushmedia.h: Likewise. Move loop counter
8578 declarations into conditionals that uses them.
8579 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
8581 * config/sh/sshmedia.h: Fix Copyright dates.
8582 (sh_media_PUTCFG): Fix constraints.
8583 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
8584 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
8585 ptrmemfunc_vbit_in_delta for SH5.
8586 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
8587 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
8588 * invoke.texi: Likewise.
8589 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
8590 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
8591 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
8592 GCC_pop_shmedia_regs_nofpu): New global symbols.
8593 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
8594 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
8595 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
8596 compact function with nonlocal labels.
8597 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
8598 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
8599 (initial_elimination_offset): Account for their stack space.
8600 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
8601 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
8602 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
8603 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
8604 least one of the operands to be a register.
8605 (movv2sf): Likewise. Renamed to movv2sf_i.
8606 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
8607 prepare_move_operands() before emitting SHmedia insns.
8608 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
8609 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
8610 Don't save nor initialize r12. Don't mis-align the stack.
8611 Pad the code with a nop.
8612 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
8614 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
8615 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
8616 [__SHMEDIA__]: Implement.
8617 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
8618 * config/sh/sh.md: Set latency of `pt' closer to reality.
8619 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
8620 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
8621 Set move, load and store type attributes.
8622 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
8623 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
8625 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
8626 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
8627 * config/sh/sh.c (sh_media_register_for_return): New function.
8628 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
8629 branch-target register.
8630 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
8631 * config/sh/sh.md (return_media_i): Use any call-clobbered
8632 branch-target register.
8633 (return_media): If r18 wasn't copied in the prologue, copy it
8635 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
8636 Clear class FP0_REGS.
8637 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
8639 2001-03-08 DJ Delorie <dj@redhat.com>
8640 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
8641 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8642 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
8643 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8644 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
8645 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
8646 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
8647 return value correctly for call_cookie.
8648 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
8649 * config/sh/crt1.asm (start): Modified so as to call
8650 ___setup_argv_and_call_main.
8651 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
8652 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
8654 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
8655 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
8656 (STRIP_NAME_ENCODING): Use it.
8657 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
8658 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
8659 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
8660 prepare_scc_operands().
8661 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
8662 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
8663 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
8664 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
8665 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
8666 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
8667 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
8668 used in shcompact_incoming_args.
8669 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
8671 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
8673 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
8675 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
8676 Simplify. Adjust. Add sanity check.
8677 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
8679 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
8681 (udivsi3, divsi3): Use them.
8682 (force_mode_for_call): New insn.
8683 (call, call_value, sibcall_value): Emit it before SHcompact
8685 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
8686 * config/sh/sh.md (call, call_value, sibcall): Make sure the
8687 call cookie is non-NULL before taking its value.
8688 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
8689 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
8690 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
8691 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
8693 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
8694 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
8695 temporary for stack adjusts. Use MACL and MACH to pass
8696 arguments to shcompact_incoming_args.
8697 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
8699 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
8700 (nested_trampoline): Load static chain address into r1.
8701 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
8702 2001-01-07 Alexandre Oliva <aoliva@redhat.com
8703 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
8704 fp_arith_reg_operand().
8705 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
8706 * config/sh/sh.md (casesi): Sign-extend the first two operands,
8707 and use signed compares for them.
8708 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
8709 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
8710 ones properly aligned.
8711 (find_barrier): Account for extra alignment needed for 8-byte wide
8713 (machine_dependent_reorg): Require a label for the second 4-byte
8714 constant after an 8-byte one.
8715 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
8717 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8718 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
8719 last_float when switching float modes.
8720 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
8721 auto-increment for general-purpose registers.
8722 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
8724 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
8726 * config/sh/sh.c (sh_builtin_saveregs): Support using all
8727 registers for varargs.
8728 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
8729 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
8730 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
8731 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
8732 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
8733 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
8734 call_cookie accordingly.
8735 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
8736 (SHCOMPACT_BYREF): Likewise.
8737 (SHCOMPACT_FORCE_ON_STACK): New macro.
8738 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
8739 (sh_builtin_saveregs): Likewise.
8740 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8741 shcompact_incoming_args): Use new shift values. Support
8742 sequences of consecutive and non-consecutive pushes/pops.
8743 * config/sh/sh.md (return): Don't explicitly use PR_REG.
8744 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
8745 * config/sh/sh.h (TEXT_SECTION): Define.
8746 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
8747 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8748 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
8749 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
8750 return values on FPU-enabled SHmedia.
8751 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
8752 FPU-enabled SHmedia.
8753 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
8754 value is returned in a non-FP reg and is not returned by
8756 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
8758 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
8759 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
8760 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
8761 quad-aligned to be passed by callee-copy reference.
8762 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
8763 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
8764 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
8765 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
8766 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
8767 copying low-numbered FP regs to r7 and r8.
8768 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
8769 FP regs to general-purpose regs only if the copy was passed on the
8771 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
8772 copying FP reg to r9.
8773 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
8774 copy FP regs to general-purpose regs only in outgoing calls.
8775 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
8776 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
8778 * config/sh/sh.h (struct sh_args): Document all fields.
8779 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
8780 passed partially on the stack should not consider making
8782 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
8783 stack_regs only for incoming calls. When passing FP args,
8784 make sure there are FP regs available before modifying
8786 (SHCOMPACT_BYREF): Pass double args in general-purpose
8787 registers by reference.
8788 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
8789 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
8790 attempt to generate sibcalls if the caller got any arguments
8792 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
8793 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
8794 to 8-byte boundaries.
8795 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
8796 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
8797 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
8798 stored in the stack.
8799 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
8800 for the offsets to have the ISA bit set.
8801 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
8802 invocation. Use beq instead of bgt to mark end of sequence of
8804 (shcompact_incoming_args): Fix store of r2. Use beq instead of
8805 bgt to mark end of sequence of stores.
8806 * config/sh/sh.c (arith_operand): Don't check whether
8807 CONST_OK_FOR_J for now.
8808 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
8809 instead of long for conversion.
8810 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
8811 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
8812 before passing it to fprintf.
8813 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
8814 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
8815 Call set_fpscr before reading/writing SR.
8816 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
8818 * config/sh/lib1funcs.asm: Add `.align 2' directives before
8820 (FMOVD_WORKS): Define on SH5 with FPU.
8821 (set_fpscr): Define on SH5. Remove separate _fpscr_values
8823 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
8825 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
8826 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
8828 (ia_main_table): Ditto.
8829 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
8830 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
8831 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
8832 the definitions from sh.h.
8833 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
8835 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
8836 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
8837 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8838 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
8839 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
8840 Increment LABEL_NUSES.
8842 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
8844 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
8846 * config/sh/elf.h (SIZE_TYPE): Likewise.
8847 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8848 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8849 shcompact_incoming_args): Load switch table addresses using
8851 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8852 (NO_BUILTIN_SIZE_TYPE): Define.
8853 (SIZE_TYPE): Don't define.
8854 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8855 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
8856 definition of __SH5__=32 for -m5-compact-nofpu.
8857 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
8859 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
8860 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
8861 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
8862 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
8863 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
8864 (INSN_LENGTH_ALIGNMENT): Likewise.
8865 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8866 * config/sh/sh.md (call, call_value, sibcall): Simplify
8867 copying of non-branch-target register.
8868 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8869 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
8870 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
8871 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8872 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
8873 floating-point values as structs.
8874 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
8875 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
8876 general-purpose register.
8877 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
8878 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8879 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
8880 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
8881 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
8882 (ENCODE_SECTION_INFO): Enclose variables and constants in
8884 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
8885 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
8886 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
8887 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
8888 only for LABEL_REFs. For SYMBOL_REFs, prepend
8889 SH_DATALABEL_ENCODING to the symbol name.
8890 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
8892 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8893 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
8895 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
8896 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
8897 (DATALABEL_REF_P): Don't require CONST.
8898 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
8900 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
8901 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
8903 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8904 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
8905 Use shallow_copy_rtx and PUT_MODE to change the mode of
8906 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
8907 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
8908 on SHmedia using GENERAL_REGs.
8909 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
8910 bltu_media_i): Fix reversion of conditions.
8911 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8912 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
8913 * config/sh/sh.c (output_far_jump): Save r13 in macl.
8914 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
8915 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
8916 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
8917 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
8918 (GCC_nested_trampoline): Likewise.
8919 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
8920 * config/sh/sh.c (gen_datalabel_ref): Define.
8921 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
8922 (INITIALIZE_TRAMPOLINE): Likewise.
8923 (TRAMPOLINE_ADJUST_ADDRESS): Define.
8924 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
8925 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
8926 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
8927 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
8928 (ic_invalidate): Adjust for SH5.
8929 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
8930 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
8932 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
8933 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
8934 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
8935 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8936 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
8937 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
8938 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8939 * config/sh/sh.c (target_reg_operand): Match only target-branch
8940 registers and pseudos that aren't virtual registers.
8941 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
8942 Copy operands that don't match target_reg_operand to pseudos.
8943 (call_media, call_value_media, sibcall_media): Use
8944 target_reg_operand instead of target_operand.
8945 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
8946 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
8947 * config/sh/sh.c (target_reg_operand): Match hardware registers
8948 other than branch-target registers.
8949 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
8950 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
8951 (fpscr_values) [SH5 == 32]: Define.
8952 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
8953 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
8954 Handle function addresses coming in SUBREGs.
8955 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
8956 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8957 shcompact_return_trampoline): Use datalabel where appropriate.
8958 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
8959 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
8960 general-purpose register to copy one branch-target register to
8962 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
8963 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
8964 SYMBOL_REFs with VOIDmode.
8965 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
8966 bltu_media_i): New insns.
8967 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
8968 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
8969 (INIT_CUMULATIVE_ARGS): Likewise.
8970 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
8971 * machmode.def (V16SFmode): New mode.
8972 * c-common.c (type_for_mode): Support V2SF and V16SF.
8973 * tree.c (build_common_tree_nodes_2): Likewise.
8974 * tree.h (tree_index): Likewise.
8975 * calls.c (emit_call_1): Take args_so_far. Adjust all
8976 callers. Introduce CALL_POPS_ARGS.
8977 * tm.texi (CALL_POPS_ARGS): Document.
8978 * config/sh/crt1.asm: Implement in SHmedia mode.
8979 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
8980 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
8981 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
8982 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
8983 Implement divsi and udivsi in SHmedia mode. Introduce
8984 SHcompact trampolines.
8985 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
8987 (regno_reg_class): Rewrite.
8988 (fp_reg_names): Remove.
8989 (sh_register_names, sh_additional_register_names): New.
8990 (print_operand): Added `u'. Support SUBREGs in addresses.
8991 Add parentheses around shifted CONSTs.
8992 (output_file_start): Output .mode and .abi directives.
8993 (shiftcosts, addsubcosts, multcosts): Adjust.
8994 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
8995 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
8996 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
8997 bytes, not registers. Take into account the need for the
8998 SHcompact incoming args trampoline. Adjust all callers.
8999 (sh_expand_prologue): Take stack_regs into account. Call
9000 incoming args trampoline. Keep stack aligned as per SH5 ABI.
9001 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
9002 stack aligned as per SH5 ABI.
9003 (sh_builtin_saveregs): Support SH5 ABI.
9004 (sh_build_va_list, sh_va_start): Likewise.
9005 (initial_elimination_offset): Take alignment into account.
9006 Compute location of PR according to the SH5 stack frame.
9007 (arith_reg_operand): Reject branch-target registers.
9008 (shmedia_6bit_operand): New.
9009 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
9010 (target_reg_operand): Match DImode only. Accept SUBREGs.
9011 (target_operand): New.
9012 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
9013 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
9014 SIBCALL_REGS for SHmedia.
9015 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
9016 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
9017 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
9018 (TARGET_SWITCHES): New SH5 flags.
9019 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
9020 VALID_REGISTER_P to disable unsupported registers.
9021 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
9022 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
9023 (FUNCTION_ARG_PADDING): Define.
9024 (FASTEST_ALIGNMENT): Adjust.
9025 (SH_REGISTER_NAMES_INITIALIZER): New.
9026 (sh_register_names): Declare.
9027 (DEBUG_REGISTER_NAMES): Define.
9028 (REGISTER_NAMES): Define based on sh_register_names.
9029 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
9030 (sh_additional_register_names): Declare.
9031 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
9032 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
9033 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
9034 (REGISTER_NATURAL_MODE): Define.
9035 (FIRST_PSEUDO_REGISTER): Adjust.
9036 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
9037 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
9038 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
9039 (VECTOR_MODE_SUPPORTED_P): Define.
9040 (REG_CLASS_CONTENTS): Adjust.
9041 (SMALL_REGISTER_CLASSES): Adjust.
9042 (REG_ALLOC_ORDER): Adjust.
9043 (INDEX_REG_CLASS): Adjust.
9044 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
9045 (CONST_OK_FOR_LETTER_P): Adjust.
9046 (PREFERRED_RELOAD_CLASS): Adjust.
9047 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
9048 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
9049 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
9050 (FIRST_FP_PARM_REG): Adjust.
9051 (CALL_POPS_ARGS): Define.
9052 (FUNCTION_ARG_REGNO_P): Adjust.
9053 (struct sh_args): New fields.
9054 (GET_SH_ARG_CLASS): Adjust.
9055 (INIT_CUMULATIVE_ARGS): Adjust.
9056 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
9057 (FUNCTION_ARG_ADVANCE): Adjust.
9058 (FUNCTION_ARG): Adjust.
9059 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
9060 (FUNCTION_ARG_CALLEE_COPIES): Define.
9061 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
9062 (STRICT_ARGUMENT_NAMING): Define.
9063 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
9064 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
9065 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
9066 (SETUP_INCOMING_VARARGS): Adjust.
9067 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
9068 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
9069 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
9070 (SUBREG_OK_FOR_INDEX_P): Adjust.
9071 (EXTRA_CONSTRAINT_S): Update.
9072 (EXTRA_CONSTRAINT_T): New.
9073 (EXTRA_CONSTRAINT): Adjust.
9074 (GO_IF_LEGITIMATE_INDEX): Adjust.
9075 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
9076 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
9078 (MAX_MOVE_MAX): Define.
9080 (CONST_COSTS): Adjust.
9081 (REGISTER_MOVE_COST): Adjust.
9082 (BRANCH_COST): Adjust.
9083 (TEXT_SECTION_ASM_OP): Adjust.
9084 (DBX_REGISTER_NUMBER): Adjust.
9085 (ASM_OUTPUT_DOUBLE_INT): New.
9086 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
9087 (PREDICATE_CODES): Adjust.
9088 (PROMOTE_MODE): Adjust.
9089 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
9090 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
9091 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
9092 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
9093 (DR0_REG, DR2_REG, DR4_REG): Renumber.
9094 (TR0_REG, TR1_REG, TR2_REG): New.
9095 (XD0_REG): Renumber.
9096 (UNSPEC_COMPACT_ARGS): New.
9097 (type): Added pt and ptabs.
9098 (length): Default to 4 on SHmedia. Default pt length to 12
9099 and 20 on SHmedia32 and SHmedia64, respectively.
9100 (pt): New function unit.
9101 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
9102 Add whitespace between operands of SHmedia instructions.
9104 (adddi3_media, addsi3_media): Adjust constraints.
9105 (subsi3) [SHmedia]: Force operand 1 into a register.
9106 (udivsi3_i1_media, udivsi3_i4_media): New.
9107 (udivsi3): Support SHmedia.
9108 (divsi3_i1_media, divsi3_i4_media): New.
9109 (divsi3): Support SHmedia.
9110 (anddi3, iordi3, xordi3): Adjust constraints.
9111 (zero_extendhidi2, zero_extendqidi2): New.
9112 (extendsidi2, extendhidi2, extendqidi2): New.
9113 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
9114 (pop_e, pop_fpul, pop_4): Likewise.
9115 (movsi_media): Support FP and BT registers.
9116 (movsi_media_nofpu): New. Adjust splits to DImode.
9117 (lduw, ldub): Renamed to zero_extend* above.
9118 (movqi_media): Fix typo.
9119 (movdi_media): Support FP and BT registers.
9120 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
9121 (movdi_const_32bit): New.
9122 (shori_media): Require immediate operand. Use `u' for output.
9123 (movdf_media, movsf_media): Simplified.
9124 (movdf_media_nofpu, movsf_media_nofpu): New.
9125 (movdf, movsf): Adjust
9126 (movv2sf, movv2sf, movv16sf): New.
9127 (beq_media, beq_media_i): Adjust constraints. Don't use
9128 scratch BT register.
9129 (bne_media, bne_media_i): Likewise.
9130 (bgt_media, bgt_media_i): Likewise.
9131 (bge_media, bge_media_i): Likewise.
9132 (bgtu_media, bgtu_media_i): Likewise.
9133 (bgeu_media, bgeu_media_i): Likewise.
9134 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
9135 bunordered): Emit jump insn. Force operands to registers when
9137 (jump_media, jump): Simplify.
9138 (call_compact, call_compact_rettramp): New.
9139 (call_value_compact, call_value_compact_rettramp): New.
9140 (call_media, call_value_media): Simplify.
9141 (sibcall_compact, sibcall_media): New.
9142 (call, call_value): Adjust for SHmedia and SHcompact.
9143 (sibcall, sibcall_value, untyped_call): Likewise.
9144 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
9145 (indirect_jump): Adjust for SHmedia.
9146 (casesi_jump_media): New.
9147 (nop): Re-enable for SHmedia.
9148 (call_site): Restrict to SH1.
9149 (casesi): Adjust for SHmedia.
9150 (casesi_shift_media, casesi_load_media): New.
9151 (return): Explicitly use PR register. Call return trampoline
9153 (return_i): Explicitly use PR register.
9154 (shcompact_return_tramp, shcompact_return_tramp_i): New.
9155 (return_media): Adjust.
9156 (shcompact_incoming_args): New.
9158 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
9159 (movstrsi): Disable on SH5.
9160 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
9161 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
9162 (subsf3, subsf3_media): Likewise.
9163 (mulsf3, mulsf3_media, mac_media): Likewise.
9164 (divsf3, divsf3_media): Likewise.
9165 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
9166 (floatsisf2, fux_truncsfsi2): Likewise.
9167 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
9169 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
9170 (cmpunsf_media, cmpsf): Likewise.
9171 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
9172 (abssf2, abssf2_media): Likewise.
9173 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
9174 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
9175 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
9176 (floatsidf2, fix_truncdfsi2): Likewise.
9177 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
9179 (cmpeqdf_media, cmpgtdf_media): Likewise.
9180 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
9181 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
9182 (absdf2, absdf2_media): Likewise.
9183 (extendsfdf2, extendsfdf2_media): Likewise.
9184 (truncsfdf2, truncsfdf2_media): Likewise.
9185 * config/sh/sh64.h: New file.
9186 * config/sh/t-sh64: New file.
9187 * config/sh/shmedia.h: New file.
9188 * config/sh/ushmedia.h: New file.
9189 * config/sh/sshmedia.h: New file.
9190 * configure.in: Added sh64-*-elf.
9191 * configure: Rebuilt.
9192 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
9193 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
9194 (reg_class_from_letter): Use `b' for TARGET_REGS.
9195 (print_operand): Support `%M', `%m', `AND' and
9196 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
9197 (andcosts): Adjust for SHmedia.
9198 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
9200 (target_reg_operand): New function.
9201 * config/sh/sh-protos.h (target_reg_operand): Declare.
9202 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
9203 FP registers on SH5.
9204 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
9206 (TARGET_REGISTER_P): New macro.
9207 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
9208 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
9209 (EXTRA_CONSTRAINT_S): New macro.
9210 (EXTRA_CONSTRAINT): Adjust.
9211 (FLOAT_TYPE_SIZE): Define to 32.
9212 (Pmode): DImode on SHmedia.
9213 (CONST_COSTS): Adjust for SHmedia literals.
9214 (PREDICATE_CODES): Added target_reg_operand.
9215 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
9216 * config/sh/sh.md: Remove all attrs from SHmedia insns.
9217 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
9218 (cmpdi): Accept SHmedia.
9219 (movdicc_false, movdicc_true): New insns.
9220 (movdicc): New expand.
9221 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
9223 (addsi3_media): Match `S' constraint.
9224 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
9225 (negdi2): Expand for SHmedia.
9226 (one_cmpldi2): New expand.
9227 (zero_extendsidi2): Change from expand to insn.
9228 (extendsidi2): Add constraints.
9229 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
9230 LD/ST address. Fix SI immediate loading split.
9231 (movhi_media, movqi_media, lduw, ldub): New insns.
9232 (movhi, movqi): Accept SHmedia.
9233 (shori_media, movdi_media): Relax input constraints. Split
9235 (movdf_media, movsf_media): New insn. New split to movdi.
9236 (movdf, movsf): Match on SHmedia.
9237 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
9238 bgeu_media): New insns and splits. New insns with `_i' suffix.
9239 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
9240 (bunordered): New expand.
9241 (jump_compact): Renamed from `jump'.
9242 (jump_media): New insn.
9244 (call_media, call_value_media): New insns.
9245 (call, call_value): Adjust.
9246 (indirect_jump_compact): Renamed from `indirect_jump'.
9247 (indirect_jump_media): New insn.
9248 (indirect_jump): New expand.
9249 (untyped_call, return): Accept SHmedia.
9250 (return_media): New insn.
9251 (prologue, epilogue, blockage): Accept SHmedia.
9252 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
9253 (sunordered): New expand.
9254 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
9255 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
9256 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
9257 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
9258 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
9259 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
9260 abssf2_media): New insns.
9261 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
9262 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
9263 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
9264 floatdidf2, floatsidf2_media, fix_truncdfdi2,
9265 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
9266 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
9267 absdf2_media): New insns.
9268 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
9269 (extendsfdf2_media, truncdfsf2_media): New insns.
9270 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
9271 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
9272 * config/sh/sh.h (CONST_OK_FOR_J): Document.
9273 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
9274 * config/sh/sh.md (adddi3): New expand.
9275 (adddi3_media, adddi3z_media): New insns.
9276 (adddi3_compact): Renamed from adddi3.
9277 (addsi3_media): Use add.l r63 to add constant zero.
9278 (subdi3): New expand.
9279 (subdi3_media): New insn.
9280 (subdi3_compact): Renamed from subdi3.
9281 (mulsidi3): New expand.
9282 (mulsidi3_media): New insn.
9283 (mulsidi3_compact): Renamed from mulsidi3.
9284 (umulsidi3): New expand.
9285 (umulsidi3_media): New insn.
9286 (umulsidi3_compact): Renamed from umulsidi3.
9287 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
9288 (ashlsi3, ashrsi3, lshrsi3): Use them.
9289 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
9290 (ashldi3, ashrdi3, lshrdi3): Use them.
9291 (zero_extendsidi2): New expand.
9292 (extendsidi2): New insn.
9293 (movsi_media): New insn. Split to movdi to load constants.
9294 (movsi): Enable for shmedia.
9295 (movdi_media): New insn. Use shori_media to load wide constants.
9296 (short_media): New insn.
9297 (movdi): Enable for shmedia.
9298 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
9299 * config/sh/sh.h (CPP_SPEC): Added `m5'.
9300 (SUBTARGET_CPP_SPEC): Added `!m5'.
9301 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
9302 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
9303 to all other SH variants.
9304 (TARGET_DEFAULT): Set to SH1_BIT.
9305 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
9306 (BITS_PER_WORD): Raise to 64 on shmedia.
9307 (MAX_BITS_PER_WORD): Change to 64.
9308 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
9309 (INT_TYPE_SIZE): Keep as 32.
9310 (UNITS_PER_WORD): Raise to 8 on shmedia.
9311 (MIN_UNITS_PER_WORD): Keep as 4.
9312 (POINTER_SIZE): Raise to 64 on shmedia.
9313 (CONST_OK_FOR_J): New macro.
9314 (CONST_OK_FOR_LETTER_P): Use it.
9315 (processor_type): Add PROCESSOR_SH5.
9316 * config/sh/sh.md: Conditionalize all expands, insns and
9317 splits to TARGET_SH1.
9319 (addsi3_compact): Renamed from...
9320 (addsi3): Now an expand.
9321 (addsi3_media, subsi3_media): New insns.
9322 (subsi3): Don't negate constants with SHmedia.
9324 * hooks.c: New file.
9325 * hooks.h: New file.
9326 * Makefile.in (HOOKS_H): New.
9327 (TARGET_DEF_H): Added $(HOOKS_H).
9328 (OBJS): Added hooks.o.
9329 (cfgcleanup.o, bb-reorder.o): Added target.h.
9330 (hooks.o): Added dependencies.
9331 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
9332 (TARGET_INITIALIZER): this.
9333 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
9334 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
9335 * bb-reorder.c: Include target.h.
9336 (reorder_basic_blocks): Skip if cannot modify jumps.
9337 * cfgcleanup.c: Include target.h.
9338 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
9340 2002-02-08 Chris Demetriou <cgd@broadcom.com>
9342 * config/mips/mips.md (casesi_internal, casesi_internal_di):
9343 Protect jump delay slot instructions with .set noreorder and
9346 2002-02-08 Chris Demetriou <cgd@broadcom.com>
9348 * config/mips/mips.md (casesi_internal_di): Calculate
9349 the index into the target offset table correctly.
9351 2002-02-08 Richard Henderson <rth@redhat.com>
9353 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
9354 * final.c (output_addr_const): Accept and discard SUBREG.
9355 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
9356 mark them unknown instead.
9357 (simplify_subtraction): Handle RTX_UNKNOWN.
9358 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
9360 2002-02-08 David Edelsohn <edelsohn@gnu.org>
9362 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
9364 2002-02-08 Richard Henderson <rth@redhat.com>
9366 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
9368 2002-02-08 Andreas Jaeger <aj@suse.de>
9370 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
9371 * config/i386/t-linux64: New file.
9373 2002-02-08 Jakub Jelinek <jakub@redhat.com>
9375 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
9376 * c-parse.in (compstmt): Clear last_expr_type.
9378 2002-02-07 Richard Henderson <rth@redhat.com>
9380 * loop.c (strength_reduce): Sink final_value when not
9383 2002-02-07 David O'Brien <obrien@FreeBSD.org>
9385 * config/sparc/freebsd.h: Fix mismatched spec {.
9387 2002-02-07 Richard Henderson <rth@redhat.com>
9389 * cfgrtl.c: Include recog.h and insn-config.h.
9390 (keep_with_call_p): Fix general_operand invocation.
9391 * Makefile.in (cfgrtl.o): Update dependencies.
9393 2002-02-07 Kazu Hirata <kazu@hxi.com>
9395 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
9396 comment. Accept HImode only if TARGET_H8300.
9398 2002-02-07 Eric Christopher <echristo@redhat.com>
9400 * config/mips/crtn.asm: Cleanup #ifdefs.
9402 2002-02-07 Eric Christopher <echristo@redhat.com>
9404 * config/mips/crti.asm: Add changes for mips16. mips16 uses
9405 register 7 as RA instead of $31.
9406 * config/mips/crtn.asm: Ditto.
9407 * config/mips/mips.c (mips_move_2words): Add case for
9408 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
9409 (compute_frame_size): Fix typo.
9410 (save_restore_insns): Ditto. Make documentation about using
9411 register $7 as return register more precise.
9412 (mips_expand_epilogue): Fix comment. Add code to work around not
9413 being able to add to the stack pointer directly.
9414 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
9415 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
9418 2002-02-07 Tom Rix <trix@redhat.com>
9420 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
9421 immediates in ldu and stdu DS opcode field.
9422 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
9423 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
9424 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
9426 2002-02-07 Jeff Sturm <jsturm@one-point.com>
9428 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
9429 offset for stack bias.
9431 2002-02-07 H.J. Lu <hjl@gnu.org>
9433 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
9435 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
9437 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
9439 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
9441 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
9442 * i386.c (x86_order_regs_for_local_alloc): New global function.
9443 * i386.h (REG_ALLOC_ORDER): CLeanup.
9444 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
9446 2002-02-07 Richard Henderson <rth@redhat.com>
9448 PR optimization/2463
9449 * alias.c (find_base_value): Recall base values for fixed hard regs.
9450 * loop.c (loop_regs_update): Don't use single_set on non-insns.
9452 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
9454 * config/mips/mips.md (define_delay) [mips16]: Adjust required
9457 2002-02-06 Richard Henderson <rth@redhat.com>
9460 * stmt.c (resolve_operand_name_1): Take more care with mixed
9461 named and unnamed operands.
9463 2002-02-06 Janis Johnson <janis187@us.ibm.com>
9464 Jan Hubicka <jh@suse.cz>
9466 * loop.c (remove_constant_addition): Avoid clobbering a shared
9469 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
9471 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
9472 * config/s390/t-linux64: New file.
9473 * config/s390/libgcc-glibc.ver: New file.
9475 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
9477 * config/s390/linux64.h: Delete file.
9478 * config/s390/s390x.h: New file.
9479 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
9480 as target header file.
9481 * config/s390/linux.h (TARGET_VERSION): Define depending on
9482 DEFAULT_TARGET_64BIT.
9483 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
9484 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
9485 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
9486 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
9487 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
9488 (EXTRA_SPEC): New define.
9489 * config/s390/s390.h (TARGET_VERSION): Define depending on
9490 DEFAULT_TARGET_64BIT.
9491 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
9493 2002-02-06 Jason Merrill <jason@redhat.com>
9495 * c-decl.c (finish_function): Warn about a non-void function with
9496 no return statement and no abnormal exit.
9497 (current_function_returns_abnormally): New variable.
9498 (start_function): Clear it.
9499 (struct c_language_function): Add returns_abnormally.
9500 (push_c_function_context): Save it.
9501 (pop_c_function_context): Restore it.
9502 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
9503 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
9504 an explicit return type.
9505 * c-tree.h: Declare current_function_returns_abnormally.
9506 (C_FUNCTION_IMPLICIT_INT): New macro.
9507 * c-typeck.c (build_function_call): Set it.
9508 (c_expand_return): Set current_function_returns_value even if the
9511 2002-02-06 Jakub Jelinek <jakub@redhat.com>
9514 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
9515 unsafe for reevaluation.
9517 2002-02-06 Jakub Jelinek <jakub@redhat.com>
9520 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
9521 EXPR_STMT, but COMPOUND_STMT, recurse into it.
9523 2002-02-06 Richard Henderson <rth@redhat.com>
9525 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
9526 be a general_operand. Dest for function value must be a pseudo.
9528 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
9530 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
9531 as SYMBOL_REFs from the constant pool.
9533 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
9535 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
9536 passed by invisible reference.
9538 2002-02-05 Richard Henderson <rth@redhat.com>
9540 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
9542 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
9544 Implement using "base addresses" in insn operands as default.
9545 * config/mmix/mmix.c (mmix_conditional_register_usage): if
9546 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
9547 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
9548 used to read the rtx value.
9549 (mmix_target_asm_function_epilogue): Fix spacing.
9550 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
9551 (mmix_legitimate_address): Ditto.
9552 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
9553 should be loaded with a GETA insn. Don't allocate needless extra
9554 char for nul termination and fix misleading comment.
9555 (mmix_print_operand_address): Handle constants if
9556 TARGET_BASE_ADDRESSES.
9557 (mmix_output_register_setting): Use base addressing if
9558 TARGET_BASE_ADDRESSES and the number of insns is 3.
9559 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
9560 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
9561 to use R as constraint, add LDA to match s.
9562 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
9563 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
9564 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
9565 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
9566 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
9567 order with other fixed registers.
9568 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
9569 other parameter/call-clobbered registers.
9570 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
9571 -mbase-addresses, -mno-base-addresses.
9572 (MMIX Options): Ditto.
9574 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9576 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
9578 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
9580 * config/rs6000/altivec.h: Change elem to _S_elem.
9582 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9584 * config/netbsd.h (WCHAR_TYPE): Define.
9585 (WCHAR_TYPE_SIZE): Ditto.
9587 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
9588 (WCHAR_UNSIGNED): Ditto.
9589 (WCHAR_TYPE_SIZE): Ditto.
9591 * config/arm/netbsd.h: Likewise.
9592 * config/i386/netbsd-elf.h: Likewise.
9593 * config/i386/netbsd.h: Likewise.
9594 * config/m68k/netbsd-elf.h: Likewise.
9595 * config/m68k/netbsd.h: Likewise.
9596 * config/ns32k/netbsd.h: Likewise.
9597 * config/sparc/netbsd.h: Likewise.
9598 * config/vax/netbsd.: Likewise.
9600 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
9602 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
9603 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
9604 (TARGET_INITIALIZER): this.
9605 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
9606 (BITFIELD_NBYTES_LIMITED): Markup fix.
9607 * tree.h (default_ms_bitfield_layout_p): Declare.
9608 (record_layout_info): Added prev_field.
9609 * tree.c (default_ms_bitfield_layout_p): New fn.
9610 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
9611 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
9612 * stor-layout.c: Include target.h.
9613 (start_record_layout): Initialize prev_field.
9614 (place_field): Handle MS bit-field layout, and disregard
9615 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
9616 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
9617 * Makefile.in (stor-layout.o): Adjust dependencies.
9619 2002-02-05 Jason Merrill <jason@redhat.com>
9621 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
9623 2002-02-05 Andreas Jaeger <aj@suse.de>
9625 * crtstuff.c: Fix comments.
9627 2002-02-05 Richard Henderson <rth@redhat.com>
9630 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
9631 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
9634 * config/mips/mips.c (function_arg): Handle TImode.
9635 (function_arg_advance): Likewise.
9637 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9639 * config/rs6000/altivec.h (vec_step_help): Rename to
9642 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9644 * config/rs6000/altivec.h: Fix typos.
9646 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9648 * config/arm/netbsd.h: Correct a comment.
9650 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9652 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
9653 building void typed builtins.
9655 * config/rs6000/altivec.h (vec_ld*): Fix typos.
9656 (vec_step): Implement for C++.
9658 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9660 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
9662 2002-02-04 Richard Henderson <rth@redhat.com>
9664 * combine.c (nonzero_bits): Re-introduce special case for
9665 sp/fp/ap wrt REGNO_POINTER_ALIGN.
9667 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9669 * doc/extend.texi: Warn about unsupported usage of altivec
9672 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
9673 (altivec_predicate_*): New.
9675 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
9676 Add C++ version of vec_*() functions.
9678 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
9679 (bdesc_2arg): Remove altivec predicates.
9680 (altivec_expand_builtin): Handle predicates.
9681 (altivec_init_builtins): Handle predicates.
9682 (altivec_expand_predicate_builtin): New.
9684 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9686 * pa.c (DO_FRAME_NOTES): Move forward.
9687 (store_reg): Revise handling of frame notes.
9688 (load_reg): Likewise.
9689 (set_reg_plus_d): Likewise.
9690 (hppa_expand_prologue): Likewise.
9691 (hppa_expand_epilogue): Likewise.
9693 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9695 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
9697 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9699 PR c/4475, c++/3780:
9700 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
9701 * c-common.h (SWITCH_TYPE): Define.
9702 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
9703 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
9704 Rename spareness variable to sparseness.
9705 (expand_end_case_type): Renamed from expand_end_case, use orig_type
9706 if non-NULL instead of TREE_TYPE (orig_index).
9707 * tree.h (expand_end_case_type): Renamed from expand_end_case.
9708 (expand_end_case): Define using expand_end_case_type.
9709 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
9710 to expand_end_case_type.
9711 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
9713 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9715 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
9716 (BIGGEST_ALIGNMENT): Change to 128.
9718 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9720 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
9722 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9724 * pa.md (call_internal_reg_64bit): Remove unused variable.
9726 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
9728 * config/arm/arm.h (machine_function): Add uses_anonymous_args
9730 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
9731 * config/arm/arm.c (current_function_anonymous_args): Delete,
9732 replace uses with cfun->machine->uses_anonymous_args.
9733 (arm_reorg): Do not reset uses_anonymous_args.
9735 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
9736 any geenral register.
9738 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
9740 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
9743 2002-02-04 Richard Henderson <rth@redhat.com>
9745 * combine.c (force_to_mode): Remove STACK_BIAS code.
9746 (nonzero_bits): Likewise. Replace sp/fp special case with
9747 REGNO_POINTER_ALIGN.
9749 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
9750 (HARD_FRAME_POINTER_REGNUM): New.
9751 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
9752 (FIXED_REGS, CALL_USED_REGS): Update.
9753 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
9754 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
9755 (HARD_REGNO_NREGS): Update for SFP.
9756 (STACK_POINTER_OFFSET): Include bias here ...
9757 (FIRST_PARM_OFFSET): ... not here.
9758 (STACK_BIAS): Remove.
9759 (INIT_EXPANDERS): New.
9760 (STARTING_FRAME_OFFSET): Do not include bias.
9761 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
9762 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
9763 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
9764 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
9765 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
9766 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
9767 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
9768 (MUST_SAVE_REGISTER): Likewise.
9769 (sparc_flat_function_prologue): Likewise.
9770 (sparc_flat_function_epilogue): Likewise.
9771 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
9772 (sparc_init_modes): SFP is GENERAL_REGS.
9773 (sparc_builtin_saveregs): SFP does not have bias applied.
9775 2002-02-04 Richard Henderson <rth@redhat.com>
9777 * config/alpha/alpha.c (current_function_is_thunk): Don't check
9778 current_function_is_thunk.
9779 (alpha_sa_mask): Distinguish between current_function_is_thunk
9780 called from ASM_OUTPUT_MI_THUNK and not.
9781 (alpha_does_function_need_gp): Thunks always need gp.
9782 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
9783 (alpha_output_mi_thunk_osf): New.
9784 * config/alpha/alpha-protos.h: Update.
9785 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
9787 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
9789 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
9790 function types, not when they're taken away.
9792 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
9794 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
9795 CODE_LABEL and jump table when replacing a table jump with a
9798 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9800 * config/s390/s390-protos.h (legitimize_la_operand,
9801 s390_secondary_input_reload_class, s390_plus_operand,
9802 s390_expand_plus_operand): Add prototypes.
9804 config/s390/s390.c (s390_secondary_input_reload_class,
9805 s390_plus_operand, s390_expand_plus_operand): New functions.
9807 (struct s390_address): New member 'pointer'.
9808 (s390_decompose_address): Compute it.
9809 (legitimate_la_operand_p): Use it.
9810 (legitimize_la_operand): New function.
9811 (movti, movdi, movdf splitters): Call it.
9813 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
9814 (PREDICATE_CODES): Add s390_plus_operand.
9816 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
9817 (la_ccclobber): Allow GENERAL_REGS as output operand.
9819 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
9820 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
9821 (*la_64, *la_31, reload_indi, reload_insi): ... these.
9823 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9825 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
9826 register names for regular asm () construct.
9828 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9830 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
9833 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9835 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
9838 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
9840 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
9841 constant pool to be identical by string address and index.
9843 2002-02-04 Anthony Green <green@redhat.com>
9845 * output.h (SECTION_OVERRIDE): Define.
9846 * varasm.c (named_section): Obey SECTION_OVERRIDE.
9848 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9850 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
9851 by existing arm*-*-netbsd* (a.out) target.
9852 (ns32k-*-netbsdelf*): Likewise.
9853 (sparc-*-netbsdelf*): Likewise.
9854 (vax-*-netbsdelf*): Likewise.
9856 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
9858 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
9859 headers and libobjc headers.
9861 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
9863 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
9864 (_mingw.h): Remove duplicate include.
9866 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9868 * config.gcc: Set cpu_type to m68k for 68010, as well.
9869 (m68010-*-netbsdelf*): New...
9870 (m68k*-*-netbsdelf*): ...targets.
9871 * config/m68k/netbsd-elf.h: New file.
9873 2002-02-02 Kazu Hirata <kazu@hxi.com>
9875 * config/h8300/h8300.c (hand_list): Move inside function_arg.
9877 2002-02-02 Kazu Hirata <kazu@hxi.com>
9879 * config/h8300/h8300.c (h8_push_ops): Move inside
9881 (h8_pop_ops): Likewise.
9882 (h8_move_ops): Likewise.
9884 2002-02-02 Kazu Hirata <kazu@hxi.com>
9886 * config/h8300/h8300.c (os_task): Make it static.
9887 (monitor): Likewise.
9888 (pragma_saveall): Likewise.
9890 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
9892 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
9893 constant is a valid sign-extension for Pmode.
9895 2002-02-02 Kazu Hirata <kazu@hxi.com>
9897 * config/h8300/h8300.c: Fix formatting.
9899 2002-02-02 Kazu Hirata <kazu@hxi.com>
9901 * config/h8300/h8300.md: Fix formatting.
9903 2002-02-02 Kazu Hirata <kazu@hxi.com>
9905 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
9906 predicates of operands[1]. Split the patterns for each
9909 2002-02-02 Kazu Hirata <kazu@hxi.com>
9911 * config/h8300/h8300.md (xor patterns): Tighten the predicates
9912 of operands[1] to register_operand.
9914 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9916 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
9917 * cpphash.c (_cpp_init_hashtable): Similarly.
9918 * cppinit.c (cpp_create_reader): Default the signed_char flag.
9919 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
9920 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
9921 (cpp_handle_option): Handle the new options.
9922 * cpplex.c (cpp_interpret_charconst): Use new flag.
9923 * cpplib.h (struct cpp_options): New member signed_char.
9924 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
9925 (cpp_options): Handle -fsigned-char and -funsigned-char.
9926 (static_specs): Remove signed_char_spec.
9927 (do_spec1): Don't handle %c.
9928 * system.h: Poison SIGNED_CHAR_SPEC.
9929 * tradcif.y (yylex): Use flag_signed_char.
9930 * tradcpp.h (flag_signed_char): New.
9931 * tradcpp.c (flag_signed_char): New.
9932 (main): Handle new command-line options.
9933 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
9935 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
9936 * avr/avr.h: Remove old comments.
9937 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
9938 (CC1_SPEC): Pass -fsigned-char if -mic*.
9939 (SIGNED_CHAR_SPEC): Remove.
9941 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
9943 2002-02-01 Eric Christopher <echristo@redhat.com>
9945 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
9946 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
9947 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
9948 (ASM_OUTPUT_REG_POP): Ditto.
9950 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9952 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
9955 2002-02-02 Jakub Jelinek <jakub@redhat.com>
9957 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
9959 2002-02-02 Jakub Jelinek <jakub@redhat.com>
9962 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
9965 2002-02-01 Janis Johnson <janis187@us.ibm.com>
9967 * cfganal.c: Include tm_p.h.
9968 (keep_with_call_p): Fix the test that determines if a register holds
9969 the return value of a call.
9971 2002-02-01 DJ Delorie <dj@redhat.com>
9973 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
9974 we are given conflicting registers, switch to the other one we
9975 had allocated for us.
9976 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
9977 as TImode so we know when the "other" register is available.
9979 2002-02-01 David O'Brien <obrien@FreeBSD.org>
9981 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
9984 2002-02-01 Janis Johnson <janis187@us.ibm.com>
9986 * cfganal.c (keep_with_call_p): New function.
9987 (flow_call_edges_add): Prevent splitting a block between a call and
9988 a single-set instruction that should be kept in the same block.
9990 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
9992 * doc/install.texi (avr): Update outdated URL.
9994 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
9996 * config/stormy16/stormy16.md (pushqi): New.
10000 (movhi): Remove stack operands.
10002 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
10003 nonimmediate_nonstack_operand.
10004 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
10006 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
10009 2002-01-31 Jason Merrill <jason@redhat.com>
10011 * Makefile.in (c-parse.c): Handle .output file.
10012 * objc/Make-lang.in (objc-parse.c): Likewise.
10014 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
10016 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
10017 the -me[lb] option is given. Don't output the default flag
10020 2002-01-31 Zack Weinberg <zack@codesourcery.com>
10022 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
10023 the primary source file; this has not been done yet.
10024 * c-decl.c (c_expand_body): Reset input_filename from
10025 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
10027 2002-01-31 Kazu Hirata <kazu@hxi.com>
10029 * rtlanal.c (subreg_regno_offset): Do not use
10030 SUBREG_REGNO_OFFSET.
10031 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
10032 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
10034 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10036 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
10037 version rather than GNATS version in --version output.
10039 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
10041 * ifcvt.c (noce_process_if_block): Make a copy of the destination
10042 when copying back from a temporary.
10044 2002-01-30 Richard Henderson <rth@redhat.com>
10046 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
10047 and new_dest are the same.
10049 2002-01-30 Richard Henderson <rth@redhat.com>
10052 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
10053 * rtl.c (note_insn_name): Update.
10054 * emit-rtl.c (remove_unnecessary_notes): Kill it.
10055 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
10056 to perform loop rotation.
10057 (expand_exit_loop_top_cond): New.
10058 * tree.h (expand_exit_loop_top_cond): Declare it.
10059 * c-semantics.c (genrtl_while_stmt): Use it.
10060 (genrtl_for_stmt): Likewise.
10062 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
10064 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
10065 arguments to 64-bit boundaries on 64-bit ABIs.
10067 2002-01-30 Steve Ellcey <sje@cup.hp.com>
10069 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
10071 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10073 * c-decl.c (grokdeclarator): Handle type being a typedef for an
10076 2002-01-30 David O'Brien <obrien@FreeBSD.org>
10078 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
10079 * config/sparc/sparc_bi.h: Remove file.
10080 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
10082 2002-01-30 Richard Henderson <rth@redhat.com>
10084 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
10086 2002-01-30 Zack Weinberg <zack@codesourcery.com>
10088 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
10090 2002-01-30 Jason Merrill <jason@redhat.com>
10092 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
10093 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
10094 (reg_save): Use DW_CFA_offset_extended_sf instead.
10096 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
10098 2002-01-29 Jakub Jelinek <jakub@redhat.com>
10100 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
10103 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
10105 * rs6000.md ("*call_value_local32"): Remove constraints.
10106 ("*call_value_local64"): Same.
10107 ("*call_value_indirect_nonlocal_aix32"): Same.
10108 ("*call_value_nonlocal_aix32"): Same.
10109 ("*call_value_indirect_nonlocal_aix64"): Same.
10110 ("*call_value_nonlocal_aix64"): Same.
10111 ("*call_value_nonlocal_sysv"): Same.
10113 2002-01-29 Richard Henderson <rth@redhat.com>
10115 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
10117 2002-01-29 Richard Henderson <rth@redhat.com>
10119 * expr.c (force_operand): Ignore flag_pic for detecting pic
10121 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
10122 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
10123 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
10124 instead of open-coded loop.
10125 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
10126 be fixed when in use.
10128 2002-01-29 Richard Henderson <rth@redhat.com>
10130 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
10131 * sched-rgn.c (propagate_deps): Update them.
10132 * sched-deps.c (sched_analyze_insn): Update them. Flush the
10133 clobbers list when either gets too long.
10135 2002-01-29 Jakub Jelinek <jakub@redhat.com>
10137 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
10138 and INDEX_REGS the same as GENERAL_REGS.
10139 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
10141 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10143 * tree.c (build_nonstandard_integer_type): Correct prototype.
10145 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
10147 * config/s390/s390.md (movstrsico, movstrdix_64,
10148 movstrsix_31): Remove, replace by ...
10149 (movstrdi_short, movstrsi_short, movstrdi_long,
10150 movstrsi_long): ... these. New.
10151 (movstrdi, movstrsi): Adapt.
10153 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
10154 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
10155 Remove unnecessary CC clobber.
10156 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
10157 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
10159 (divmoddi4): Don't partially initialize TImode register.
10161 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
10163 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
10165 2002-01-29 Richard Henderson <rth@redhat.com>
10167 * flow.c (print_rtl_and_abort): Remove.
10168 (print_rtl_and_abort_fcn): Remove.
10169 (verify_local_live_at_start): Use dump_bb instead.
10170 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
10171 (verify_wide_reg_1): Return 2 on mode test failure.
10173 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10175 PR c/3325, c/3326, c/2511, c/3347
10176 * c-decl.c (enum_decl_context): Remove BITFIELD.
10177 (grokdeclarator): Take bitfield width as an input.
10178 Ensure bitfields are given the correct type. Perform
10179 bitfield width validation with build_bitfield_integer_type
10180 rather than waiting for finish_struct.
10181 (grok_typename, grok_typename_in_parm_context, start_decl,
10182 push_parmdecl, grokfield, start_function): Update calls to
10184 (build_bitfield_integer_type): New function.
10185 (finish_struct): Move bitfield validation to grokdeclarator
10186 and build_bitfield_integer_type.
10187 * tree.c (build_nonstandard_integer_type): New function.
10188 * tree.h (build_nonstandard_integer_type): New prototype.
10190 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
10192 2002-01-29 Jakub Jelinek <jakub@redhat.com>
10195 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
10196 don't ignore unrecognized -W* options.
10197 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
10198 * cpplib.h (cpp_handle_option): Adjust prototype.
10199 * c-decl.c (c_decode_options): Pass 0 as last argument to
10203 * gcc.c (cpp_unique_options): Split from cpp_options.
10204 (cpp_options): Source cpp_unique_options.
10205 (default_compilers): Use cpp_unique_options instead of cpp_options
10206 when used together with cc1_options.
10207 (static_specs): Add cpp_unique_options.
10208 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
10209 when used together with cc1_options.
10211 2002-01-29 Kazu Hirata <kazu@hxi.com>
10213 * config/h8300/h8300-protos.h: Update the prototype of
10215 * config/h8300/h8300.c (output_a_shift): Remove an unused
10216 argument 'insn'. Remove redundant code.
10217 * config/h8300/h8300.md: Adust to the new prototype of
10220 2002-01-29 Kazu Hirata <kazu@hxi.com>
10222 * config/h8300/h8300-protos.h: Update the prototypes of
10223 emit_a_rotate and expand_a_rotate.
10224 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
10225 first argument to 'enum rtx_code'.
10226 (expand_a_rotate): Likewise.
10228 2002-01-28 Kazu Hirata <kazu@hxi.com>
10230 * config/h8300/h8300-protos.h: Update the prototype of
10232 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
10234 * config/h8300/h8300.md: Adjust to the new prototype.
10236 2002-01-28 Kazu Hirata <kazu@hxi.com>
10238 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
10241 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
10243 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
10244 is a fixed register before returning pic_offset_table_rtx.
10245 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
10246 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
10248 2002-01-28 Jason Merrill <jason@redhat.com>
10250 * dwarf2.h: Sync with src version.
10252 2002-01-28 Paul Koning <pkoning@equallogic.com>
10254 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
10255 BT_FN_VOID_PTR_VAR.
10256 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
10257 * doc/extend.texi (__builtin_prefetch): Update documentation:
10258 first argument is now const void ptr.
10260 2002-01-28 Kazu Hirata <kazu@hxi.com>
10262 * config/h8300/h8300-protos.h: Remove an unused prototype.
10264 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
10266 * toplev.c (lang_independent_init): Round up identifier size.
10268 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
10270 * config.gcc: Revert previous change.
10272 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
10274 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
10276 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
10278 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
10279 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
10280 other non-elf netbsd config frags.
10281 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
10282 collect2 will does that.
10283 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
10284 shared-lib frobbing will work.
10286 2002-01-28 Kazu Hirata <kazu@hxi.com>
10288 * config/h8300/h8300.h: Fix formatting.
10289 * config/h8300/h8300.md: Likewise.
10291 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
10293 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
10294 the old, removed AAA_standards fix.
10295 * fixinc/fixincl.x: Rebuilt.
10297 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
10299 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
10300 atexit call in crtbegin, hooked in after call to frame_dummy;
10301 register EH before registering __fini__start.
10303 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
10305 * config/rs6000/altivec.h: Remove spurious semicolons.
10307 2002-01-27 Kazu Hirata <kazu@hxi.com>
10309 * config/h8300/h8300.md: Replace dead bit extraction patterns
10310 with ones that work.
10312 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10314 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
10315 if not STRICT_ALIGNMENT.
10316 * rtl.h (MEM_ALIGN): Likewise.
10318 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
10320 * doc/invoke.texi (-fdump-translation-unit): Revert this
10321 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
10323 2002-01-27 Kazu Hirata <kazu@hxi.com>
10325 * config/h8300/h8300.md (define_constants): New.
10326 (anonymous patterns) Use defined constants appropriately.
10328 2002-01-27 Kazu Hirata <kazu@hxi.com>
10330 * config/h8300/h8300.c (function_arg): Remove redundant code.
10332 2002-01-26 Richard Henderson <rth@redhat.com>
10334 * sched-deps.c (reg_pending_uses_head): New.
10335 (reg_pending_barrier): Rename from reg_pending_sets_all.
10336 (find_insn_list): Don't mark inline.
10337 (find_insn_mem_list): Remove.
10338 (add_dependence_list, add_dependence_list_and_free): New.
10339 (flush_pending_lists): Replace only_write param with separate
10340 for_read and for_write parameters. Update all callers. Use
10341 add_dependence_list_and_free.
10342 (sched_analyze_1): Do not add reg dependencies here; just set
10343 the pending bits. Use add_dependence_list.
10344 (sched_analyze_2): Likewise.
10345 (sched_analyze_insn): Replace schedule_barrier_found with
10346 reg_pending_barrier. Add all dependencies for pending reg
10347 uses, sets, and clobbers.
10348 (sched_analyze): Don't add reg dependencies for calls, just
10349 set pending bits. Use regs_invalidated_by_call. Treat
10350 sched_before_next_call as a normal list, not a fake insn.
10351 (init_deps): No funny init for sched_before_next_call.
10352 (free_deps): Free pending mems lists. Don't zero reg_last.
10353 (init_deps_global): Init reg_pending_uses.
10354 (finish_deps_global): Free it.
10355 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
10356 (find_insn_mem_list): Remove.
10357 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
10358 (propagate_deps): Use them. Zero temp mem lists.
10360 2002-01-26 Richard Henderson <rth@redhat.com>
10362 * Makefile.in (CRTSTUFF_CFLAGS): New.
10363 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
10364 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
10365 crtstuff.c instead of alpha assembly version.
10366 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
10367 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
10368 not FORCE_{INIT,FINI}_SECTION_ALIGN.
10369 (__do_global_dtors_aux): Mark used.
10370 (frame_dummy, __do_global_ctors_aux): Mark used.
10371 (fini_dummy, init_dummy): Remove.
10373 * config/alpha/crtbegin.asm: Remove file.
10374 * config/alpha/crtend.asm: Remove file.
10375 * config/alpha/t-crtbe: Remove file.
10376 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
10377 (LINK_EH_SPEC): New.
10379 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
10380 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
10381 calling constructors.
10382 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
10384 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
10385 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
10386 CRT_END_INIT_DUMMY hack.
10387 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
10388 FORCE_{INIT,FINI}_SECTION_ALIGN.
10390 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
10391 FORCE_{INIT,FINI}_SECTION_ALIGN.
10393 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
10394 invocation sequence.
10395 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
10397 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
10398 (FORCE_CODE_SECTION_ALIGN): New.
10400 2002-01-26 Richard Henderson <rth@redhat.com>
10402 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
10404 2002-01-26 Richard Henderson <rth@redhat.com>
10406 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
10407 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
10409 2002-01-26 Kazu Hirata <kazu@hxi.com>
10411 * config/h8300/h8300.md: Remove bit extraction patterns that
10412 cannot be triggered.
10413 Restrict each bit extraction pattern to a variant on which the
10416 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
10418 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
10420 2002-01-26 Kazu Hirata <kazu@hxi.com>
10422 * config/h8300/h8300.md: Remove bit test patterns that cannot
10424 Restrict each bit test pattern to a variant on which the
10427 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10429 * builtins.c (expand_builtin_strncat): Remove redundant check for
10432 2002-01-25 David O'Brien <obrien@FreeBSD.org>
10434 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
10436 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
10439 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
10441 * dbxout.c (dbxout_init): Use assemble_name rather than just
10442 stripping off the first character.
10443 (dbxout_source_file): Likewise.
10445 2002-01-25 DJ Delorie <dj@redhat.com>
10447 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
10448 using rtx_equal_p, not by comparing pointers.
10450 2002-01-25 Steve Ellcey <sje@cup.hp.com>
10452 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
10453 for PIC_OFFSET_TABLE_REGNUM.
10454 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
10456 2002-01-25 David O'Brien <obrien@FreeBSD.org>
10458 * config.gcc (x86_64-*-freebsd*): New target.
10459 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
10461 (i[34567]86-*-freebsd*): Don't include svr4.h.
10462 * config/i386/freebsd64.h: New file.
10464 2002-01-25 Douglas B Rupp <rupp@gnat.com>
10466 * config/alpha/x-vms (version): Make static.
10468 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
10469 in previous checkin.
10471 * Makefile.in (install-headers-cp): New target.
10472 * config.gcc (alpha-dec-*vms*): Install headers with
10475 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
10477 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
10480 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10482 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
10483 of compare_tree_int.
10484 (expand_builtin_strncat): Likewise.
10485 * c-decl.c (finish_struct): Use tree_low_cst.
10486 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
10487 * tree.c (compare_tree_int): Likewise.
10489 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
10491 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
10492 adjustments even if they are implemented by more than two insns.
10494 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
10496 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
10497 * df.h (struct ref): Kill B.
10498 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
10500 * basic-block.h (PROP_EQUAL_NOTES): New flag.
10501 * flow.c (propagate_one_insn): Use it.
10502 (mark_used_regs): Handle NIL.
10504 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
10506 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
10509 2002-01-25 David Edelsohn <edelsohn@gnu.org>
10511 * rs6000.md (prefetch): Make address V4SI mode so that the address
10512 is restricted to legitimate form for instruction.
10514 2002-01-25 Bob Wilson <bob.wilson@acm.org>
10516 * doc/install.texi (xtensa-*-elf): New target.
10517 (xtensa-*-linux*): New target.
10518 * doc/contrib.texi: Add myself.
10520 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
10522 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
10523 purpose register to hold an SImode (or smaller) value.
10525 2002-01-25 Jakub Jelinek <jakub@redhat.com>
10527 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
10529 * crtstuff.c: Likewise.
10531 2002-01-25 Kazu Hirata <kazu@hxi.com>
10533 * config/h8300/h8300.md (negation patterns): Tighten
10534 predicates to register_operand.
10536 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
10538 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
10541 * builtins.c (expand_builtin_prefetch): Same.
10543 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10545 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
10548 2002-01-24 Kazu Hirata <kazu@hxi.com>
10550 * config/h8300/h8300.c (print_operand): Remove support for
10551 operand character 'A'.
10552 * config/h8300/h8300.md (three anonymous patterns): Replace
10553 operand character 'A' with either 'T' or 'S'.
10555 2002-01-24 Kazu Hirata <kazu@hxi.com>
10557 * config/h8300/h8300.c (print_operand): Remove support for
10558 operand character 'U'.
10560 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
10562 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
10564 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
10566 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
10567 values to be assigned to the stack pointer.
10569 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
10571 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
10572 to const_double needs to be done right for big-endian systems.
10574 2002-01-24 Jason Merrill <jason@redhat.com>
10577 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
10578 to can_throw_internal.
10580 2002-01-23 Richard Henderson <rth@redhat.com>
10582 * fold-const.c (fold): Change UINT_MAX test to check vs precision
10583 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
10585 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10587 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
10588 (symGOT2reg): Use them, then set as GOT value as unchanging.
10589 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
10590 as a temporary, if possible.
10591 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
10592 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
10594 2002-01-23 Kazu Hirata <kazu@hxi.com>
10596 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
10597 accept to accept 0x80 as operands[2].
10599 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10601 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
10603 2002-01-23 Richard Henderson <rth@redhat.com>
10605 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
10607 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
10609 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
10610 (parmlist_or_identifiers_1): Verify that only a parmlist follows
10613 2002-01-23 Richard Henderson <rth@redhat.com>
10615 * expr.c (move_by_pieces_1): Extend size before negation.
10617 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
10618 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
10619 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
10620 * config/m68k/t-m68kelf: Likewise.
10622 2002-01-23 Bob Wilson <bob.wilson@acm.org>
10624 * config/xtensa/elf.h: New file.
10625 * config/xtensa/lib1funcs.asm: New file.
10626 * config/xtensa/lib2funcs.S: New file.
10627 * config/xtensa/linux.h: New file.
10628 * config/xtensa/t-xtensa: New file.
10629 * config/xtensa/xtensa-config.h: New file.
10630 * config/xtensa/xtensa-protos.h: New file.
10631 * config/xtensa/xtensa.c: New file.
10632 * config/xtensa/xtensa.h: New file.
10633 * config/xtensa/xtensa.md: New file.
10634 * config.gcc (xtensa-*-elf*): New target.
10635 (xtensa-*-linux*): New target.
10636 * cse.c (canon_hash): Compare rtx pointers instead of register
10637 numbers. This is required for the Xtensa port.
10638 * integrate.c (copy_insn_list): Handle case where the static
10639 chain is in memory and the memory address has to be copied to
10641 * doc/invoke.texi (Option Summary): Add Xtensa options.
10642 (Xtensa Options): New node.
10643 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
10645 2002-01-23 Zack Weinberg <zack@codesourcery.com>
10647 * diagnostic.c (internal_error): Do ICE suppression only
10648 when ENABLE_CHECKING is not defined.
10650 * c-typeck.c (require_complete_type): Return error_mark_node
10651 if type is error_mark_node.
10653 2002-01-23 Janis Johnson <janis187@us.ibm.com>
10655 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
10656 -Os and issue a warning.
10658 2002-01-23 Zack Weinberg <zack@codesourcery.com>
10660 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
10661 current (lack of) need for host configuration by hand.
10663 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
10664 references. Documentation of some target macros moved from
10665 hostconfig.texi to tm.texi.
10667 2002-01-23 Will Cohen <wcohen@redhat.com>
10669 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
10672 2002-01-23 Kazu Hirata <kazu@hxi.com>
10674 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
10677 2002-01-23 Jason Merrill <jason@redhat.com>
10679 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
10681 * function.c (assign_parms): Don't put args of inline functions
10682 into registers when not optimizing.
10684 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
10686 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
10687 (prologue_use): New pattern.
10688 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
10689 preference to gen_rtx_USE.
10690 (thumb_expand_prologue): Use gen_prologue_use in preference to
10692 (thumb_expand_epilogue): Use gen_prologue_use in preference to
10695 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
10697 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
10699 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10702 * doc/extend.texi: Correct documentation of __alignof__.
10704 2002-01-22 Zack Weinberg <zack@codesourcery.com>
10706 * params.h: Rename arguments of DEFPARAM so that it will be
10707 recognized as a translation keyword.
10709 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10711 * extend.texi: Document altivec functions.
10712 Fix N-bit adjectives in X86 builtin documentation.
10714 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
10716 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
10717 auto_inc_dec values.
10719 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
10721 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
10723 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
10725 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
10727 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
10729 2002-01-22 Richard Henderson <rth@redhat.com>
10731 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
10732 copy_insn not copy_rtx.
10734 2002-01-23 Alan Modra <amodra@bigpond.net.au>
10736 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
10737 "nonzero" as that might add "1" bits. Ensure "constop" is
10738 properly sign extened.
10739 (force_to_mode): Tweak for sign extended constop.
10741 2002-01-22 Richard Henderson <rth@redhat.com>
10743 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
10744 for_each_rtx instead of assuming we're already looking at the MEM.
10745 (split_small_symbolic_mem_operand): Likewise.
10746 * config/alpha/alpha.h (PREDICATE_CODES): Update.
10747 * config/alpha/alpha.md (small symbolic memory splitters): Update.
10749 2002-01-22 Richard Henderson <rth@redhat.com>
10751 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
10752 sequence number for the literal.
10753 (divmoddi_internal_er): Likewise.
10755 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10758 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
10759 in LIBICONV variable.
10760 * configure: Regenerated.
10762 2002-01-22 Krister Walfridsson <cato@df.lth.se>
10764 * dependence.c (build_def_use): Remove array_idx.
10766 * dwarfout.c (last_filename): Remove.
10767 (output_compile_unit_die): Remove last_filename.
10769 2002-01-22 Roger Sayle <roger@eyesopen.com>
10770 Richard Henderson <rth@redhat.com>
10773 * fold-const.c (fold): Optimize unsigned comparisons against
10774 UINT_MAX (and similar unsigned constants).
10776 2002-01-22 Janis Johnson <janis187@us.ibm.com>
10778 * Makefile.in (loop.o): Depend on OPTABS_H.
10779 * loop.c (emit_prefetch_instructions): Check the prefetch operand
10780 against the predicate.
10783 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
10784 for the address operand.
10786 2002-01-22 Richard Henderson <rth@redhat.com>
10788 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
10790 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10793 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
10794 preprocessor flags.
10796 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
10798 * config.gcc (x86_64-*-netbsd*): New target.
10799 * config/i386/netbsd64.h: New file.
10801 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10803 * regrename.c (kill_value): Fix typo.
10805 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10807 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
10809 * config/rs6000/rs6000.h: Same.
10811 * function.c (instantiate_virtual_regs): Remove
10812 STARTING_FRAME_PHASE.
10813 (assign_stack_local_1): Same.
10814 Calculate frame phase.
10816 2002-01-22 Nick Clifton <nickc@redhat.com>
10818 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
10819 variable declaration to outer scope in order to simplify
10821 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
10822 arm_hard_regno_mode_ok.
10823 * config/arm/arm-protos.h: Add a prototype for
10824 arm_hard_regno_mode_ok.
10825 * config/arm/arm.c (soft_df_operand): Remove now redundant
10826 check for DImode values using IP_REGNUM.
10827 (nonimmediate_soft_df_operand): Remove now redundant check for
10828 DImode values using IP_REGNUM.
10829 (arm_hard_regno_mode_ok): New function. New check: make sure
10830 that DImode values are not stored in IP_REGNUM.
10832 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
10834 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
10836 2002-01-22 Jason Merrill <jason@redhat.com>
10838 * c-semantics.c (genrtl_compound_stmt): Only check nesting
10839 consistency if this COMPOUND_STMT is scoped.
10841 2002-01-22 Kazu Hirata <kazu@hxi.com>
10843 * predict.c: Fix formatting.
10844 * print-tree.c: Likewise.
10845 * protoize.c: Likewise.
10846 * real.h: Likewise.
10848 * sbitmap.h: Likewise.
10849 * scan.c: Likewise.
10850 * sched-deps.c: Likewise.
10851 * sched-vis.c: Likewise.
10852 * sdbout.c: Likewise.
10853 * sibcall.c: Likewise.
10855 * ssa-ccp.c: Likewise.
10856 * ssa-dce.c: Likewise.
10857 * stmt.c: Likewise.
10858 * stor-layout.c: Likewise.
10859 * system.h: Likewise.
10861 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10863 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
10864 if fits in bounds of base type.
10866 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
10867 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
10868 (add_bound_info, default): If can't find a context, make a
10870 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
10872 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
10874 * c-typeck.c (parser_build_binary_op): If result from
10875 build_binary_op is ERROR_MARK just return error_mark_node without
10876 further processing.
10878 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
10880 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
10881 Split a.out-specific bits into...
10882 * config/netbsd-aout.h: ...this.
10883 * config/netbsd-elf.h: New file.
10884 * config/alpha/netbsd-elf.h: Remove.
10885 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
10886 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
10887 (STARTFILE_SPEC): Remove redundant definition.
10888 (ENDFILE_SPEC): Likewise.
10889 (LINK_SPEC): Likewise.
10890 (CPP_SPEC): Likewise.
10891 (ASM_SPEC): Likewise.
10892 (LIB_SPEC): Likewise.
10893 (SWITCH_TAKES_ARG): Likewise.
10894 (TARGET_MEM_FUNCTIONS): Likewise.
10895 (CPP_PREDEFINES): Redefine.
10896 (ASM_FINAL_SPEC): Remove redefinition.
10897 (ASM_COMMENT_START): Redefine.
10898 (FUNCTION_PROFILER): Define.
10899 (TARGET_VERSION): Redefine.
10900 Comment and formatting cleanup.
10901 * config/i386/netbsd.h: Include <netbsd-aout.h>.
10902 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
10903 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
10904 big- or little-endian.
10905 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
10906 * config.gcc (*-*-netbsd*): Add definitions common to all
10908 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
10909 gnu_ld definitions. Add netbsd-elf.h to and remove
10910 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
10911 tmake_file, and don't lose previous tmake_file contents.
10912 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
10913 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
10914 gnu_ld definitions. Add netbsd-elf.h to tm_file.
10915 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
10916 (mipsel-*-netbsd*): Rename this to...
10917 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
10918 mips/little.h to tm_file for mips*el-*.
10919 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
10920 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
10921 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
10923 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10925 * pa-protos.h (reg_before_reload_operand): New function prototype.
10926 * pa.c (reg_before_reload_operand): New function implementation.
10927 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
10928 contraints to "*m".
10930 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10932 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
10934 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10936 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
10937 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
10938 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
10939 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
10940 (ENDFILE_SPEC): Undefine.
10941 (STARTFILE_SPEC): Redefine for PA.
10943 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10945 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
10947 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
10949 * config.gcc: Add entries to supported PowerPC --with-cpu
10952 2002-01-21 Jakub Jelinek <jakub@redhat.com>
10954 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
10955 true for 64-bit mode only SSE registers in 32-bit mode.
10957 2002-01-21 Kazu Hirata <kazu@hxi.com>
10959 * unwind-dw2.c: Fix formatting.
10960 * unwind-dw2-fde.c: Likewise.
10961 * unwind-dw2-fde.h: Likewise.
10962 * unwind-pe.h: Likewise.
10963 * varasm.c: Likewise.
10964 * varray.h: Likewise.
10966 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10968 Remove workaround for register stack overwrite bug in mmix.
10969 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
10970 support for TARGET_REG_STACK_FILL_BUG.
10971 * config/mmix/mmix.h: Remove member has_call_without_parameters.
10972 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
10974 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
10975 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
10976 -mno-reg-stack-fill-bug-workaround.
10977 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
10978 machine member has_call_without_parameters.
10979 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
10980 -mreg-stack-fill-bug-workaround and
10981 -mno-reg-stack-fill-bug-workaround.
10982 (MMIX Options): Ditto.
10984 2002-01-21 Kazu Hirata <kazu@hxi.com>
10986 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
10988 Remove redundant code.
10990 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
10992 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
10993 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10994 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
10995 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
10996 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
10997 out target macro definitions and non-target-specific comments
10998 mostly taken from old versions of the manual.
11000 2002-01-20 Kazu Hirata <kazu@hxi.com>
11002 * config/h8300/h8300.h: Fix comment formatting.
11003 * config/ia64/aix.h: Likewise.
11004 * config/ia64/ia64-protos.h: Likewise.
11005 * config/ia64/ia64.c: Likewise.
11006 * config/ia64/ia64.h: Likewise.
11007 * config/ia64/ia64intrin.h: Likewise.
11008 * config/ia64/linux.h: Likewise.
11009 * config/ia64/unwind-aix.c: Likewise.
11010 * config/ia64/unwind-ia64.c: Likewise.
11012 2002-01-20 Kazu Hirata <kazu@hxi.com>
11014 * config/h8300/h8300.c: Revise comments about shift code.
11016 2002-01-20 Kazu Hirata <kazu@hxi.com>
11018 * config/h8300/h8300.c (function_arg): Update a comment.
11020 2002-01-20 Kazu Hirata <kazu@hxi.com>
11022 * config/h8300/h8300.md: Update the comments at the beginning
11025 2002-01-20 Kazu Hirata <kazu@hxi.com>
11027 * config/i370/i370.c: Fix comment formatting.
11028 * config/i370/i370.h: Likewise.
11029 * config/i370/i370.md: Likewise.
11030 * config/i370/linux.h: Likewise.
11032 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11034 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
11036 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
11037 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
11038 in incomplete case.
11040 2002-01-20 Graham Stott <grahams@redhat.com>
11042 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
11044 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11046 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
11048 2002-01-19 Tom Rix <trix@redhat.com>
11050 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
11052 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
11054 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
11056 * function.c (assign_stack_local_1): Adjust x_frame_offset with
11057 STARTING_FRAME_PHASE.
11058 (STARTING_FRAME_PHASE): New.
11059 (instantiate_virtual_regs): Check saneness of
11060 STARTING_FRAME_PHASE.
11062 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
11064 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
11066 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
11068 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
11070 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
11071 be used for bootstrapping GCC 3.0.
11073 2002-01-18 Kazu Hirata <kazu@hxi.com>
11075 * config/h8300/h8300.md: Fix an insn length.
11077 2002-01-18 Kazu Hirata <kazu@hxi.com>
11079 * bitmap.h: Fix comment formatting.
11080 * combine.c: Likewise.
11081 * cppfiles.c: Likewise.
11082 * c-pragma.h: Likewise.
11083 * c-typeck.c: Likewise.
11085 * dwarf2out.c: Likewise.
11086 * function.c: Likewise.
11088 * genattrtab.c: Likewise.
11089 * gthr-win32.h: Likewise.
11090 * haifa-sched.c: Likewise.
11091 * predict.c: Likewise.
11092 * rtlanal.c: Likewise.
11094 * unwind-dw2-fde.h: Likewise.
11095 * unwind-pe.h: Likewise.
11096 * vmsdbgout.c: Likewise.
11098 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11100 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
11101 if type_required and passed decl.
11103 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
11105 * config.gcc (cpu_type): Include altivec.h in powerpc
11109 * config/rs6000/altivec.h: New.
11111 2002-01-17 David Edelsohn <edelsohn@gnu.org>
11113 * doc/install.texi (*-ibm-aix*): Update assembler and exception
11114 handling information.
11115 * doc/trouble.texi (Interoperation): Add libstdc++ information
11117 (Misunderstandings): Add template instantiation and static template
11118 member information for AIX.
11120 2002-01-17 Jason Merrill <jason@redhat.com>
11122 * dbxout.c (dbxout_type): Support const and volatile.
11124 * except.c (add_partial_entry): Remove backwards compatibility code.
11125 (end_protect_partials): Likewise.
11127 2002-01-17 Jakub Jelinek <jakub@redhat.com>
11129 * config/ia64/ia64.md (prologue_use): New.
11130 * config/ia64/ia64.c (ia64_expand_prologue): Use
11131 gen_prologue_use instead of gen_rtx_USE.
11132 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
11133 as CODE_FOR_pred_rel_mutex.
11134 (ia64_sched_reorder2): Likewise.
11136 2002-01-16 Eric Christopher <echristo@redhat.com>
11138 * config/mips/r3900.h: Reformat.
11139 (SUBTARGET_CPP_SIZE_SPEC): Remove.
11140 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
11141 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
11142 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
11143 * config/mips/t-elf: Remove mips3 multilib.
11145 2002-01-16 H.J. Lu <hjl@gnu.org>
11147 * config/mips/linux.h: Include "mips/abi64.h".
11149 2002-01-16 H.J. Lu <hjl@gnu.org>
11151 * config/mips/t-linux: New.
11153 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
11155 * config/mips/linux.h: Don't include "gofast.h".
11156 (INIT_SUBTARGET_OPTABS): Removed.
11158 2002-01-16 Kazu Hirata <kazu@hxi.com>
11160 * config/h8300/h8300-protos.h: Replace emit_a_shift with
11162 * config/h8300/h8300.c: Likewise.
11163 * config/h8300/h8300.md: Likewise.
11165 2002-01-16 Kazu Hirata <kazu@hxi.com>
11167 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
11168 spaces after an opcode name.
11169 (pushqi1_h8300hs): Likewise.
11170 (pushhi1_h8300hs): Likewise.
11172 2002-01-16 Kazu Hirata <kazu@hxi.com>
11174 * doc/extend.texi: Replace "option" with "attribute"
11177 2002-01-16 Jakub Jelinek <jakub@redhat.com>
11179 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
11180 (and:DI () (const_int -8)).
11181 (split_small_symbolic_mem_operand): Split
11182 (mem (and:DI () (const_int -8)).
11184 2002-01-16 Jakub Jelinek <jakub@redhat.com>
11187 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
11188 same way as TYPE_IMUL.
11189 (ultrasparc_sched_reorder): Likewise.
11190 * config/sparc/sparc.md (type): Add comment to update
11191 ultrasparc_sched_reorder when making changes.
11193 2002-01-16 Kazu Hirata <kazu@hxi.com>
11195 * doc/invoke.texi: Change the dump file name of block
11196 reordering pass from 28.bbro to 29.bbro.
11197 Mention -dk option.
11199 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
11201 * i386.md (minsf splitter): Fix pasto.
11203 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
11205 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
11206 to frame pointer initialisation instruction.
11207 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
11208 initialisation instruction.
11209 (soft_df_operand): Do not accept the IP register.
11210 (nonimmediate_soft_df_operand): Do not accept the IP register.
11212 2002-01-16 Jakub Jelinek <jakub@redhat.com>
11215 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
11216 MASK_V8 being both set.
11218 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
11220 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
11221 insn for GOT register; add REG_MAYBE_DEAD notes instead.
11222 config/s390/s390.md (call, call_value): Add GOT register to
11223 CALL_INSN_FUNCTION_USAGE where needed.
11224 (call_exp, call_value_exp): New.
11226 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
11228 * config/arm/arm.c: General formatting tidy up.
11230 2002-01-16 Graham Stott <grahams@redhat.com>
11232 * calls.c (try_to_integrate): Use "(size_t)" intermediate
11233 cast and when casting an integer literal to "rtx" pointer.
11234 (expand_call): Likewise.
11235 * flow.c (try_pre_increment): Likewise.
11236 (find_use_as_address): Likewise.
11237 * integrate.c (expand_iline_function): Likewise.
11238 * regmove.c (try_auto_increment): Likewise.
11240 2002-01-16 Graham Stott <grahams@redhat.com>
11242 * sched-rgn.c (passed): Use sbitmap_free.
11243 (header): Likewise.
11245 (in_queue): Likewise.
11246 (in_stack): Likewise.
11248 2002-01-15 Eric Christopher <echristo@redhat.com>
11250 * flow.c (propagate_one_insn): Change to use fatal_insn.
11252 2002-01-15 Kazu Hirata <kazu@hxi.com>
11254 * expmed.c (extract_fixed_bit_field): Remove unused code.
11255 * system.h: Poison SLOW_ZERO_EXTEND.
11256 * doc/tm.texi: Remove.
11257 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
11258 * config/arm/arm.h: Likewise.
11259 * config/avr/avr.h: Likewise.
11260 * config/clipper/clipper.h: Likewise.
11261 * config/convex/convex.h: Likewise.
11262 * config/d30v/d30v.h: Likewise.
11263 * config/dsp16xx/dsp16xx.h: Likewise.
11264 * config/elxsi/elxsi.h: Likewise.
11265 * config/fr30/fr30.h: Likewise.
11266 * config/h8300/h8300.h: Likewise.
11267 * config/i370/i370.h: Likewise.
11268 * config/i386/i386.h: Likewise.
11269 * config/m68k/m68k.h: Likewise.
11270 * config/mips/mips.h: Likewise.
11271 * config/ns32k/ns32k.h: Likewise.
11272 * config/pdp11/pdp11.h: Likewise.
11273 * config/pj/pj.h: Likewise.
11274 * config/s390/s390.h: Likewise.
11275 * config/sh/sh.h: Likewise.
11276 * config/stormy16/stormy16.h: Likewise.
11277 * config/v850/v850.h: Likewise.
11278 * config/vax/vax.h: Likewise.
11279 * config/we32k/we32k.h: Likewise.
11281 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
11283 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
11284 (altivec_lvsl): Change constraint to b.
11285 (altivec_lvsr): Same.
11286 (altivec_lvebx): Same.
11287 (altivec_lvehx): Same.
11288 (altivec_lvewx): Same.
11289 (altivec_lvxl): Same.
11290 (altivec_lvx): Same.
11291 (altivec_stvx): Add parallel.
11292 (altivec_stvxl): Same.
11293 (altivec_stvehx): Same.
11294 (altivec_stvebx): Same.
11295 (altivec_stvebx): Same.
11297 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
11299 * config.gcc: Change altivec.h to altivec-defs.h.
11301 * config/rs6000/altivec.h: Delete.
11303 * config/rs6000/altivec-defs.h: Add.
11305 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
11307 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
11310 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
11311 less than or equal to eight bytes.
11313 * vax.md (andsi3): Remove constraints and change SET destination
11314 operand type to nonimmediate_operand.
11315 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
11316 when it is a CONST_INT.
11318 2002-01-15 Jason Merrill <jason@redhat.com>
11320 * c-common.def (FILE_STMT): New code.
11321 * c-common.c (statement_code_p): It's a statement.
11322 * c-common.h (stmt_tree_s): Add x_last_filename.
11323 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
11324 (last_expr_filename): New macro.
11325 * c-semantics.c (begin_stmt_tree): Initialize it.
11326 (add_stmt): If the filename changed, also insert a
11328 (expand_stmt): Handle seeing one.
11330 2002-01-15 Eric Christopher <echristo@redhat.com>
11332 * flow.c (propagate_one_insn): Add error message and print out
11333 insn for debugging.
11335 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11337 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
11338 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
11339 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
11340 TRAMPOLINE_ALIGNMENT.
11341 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
11343 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
11344 PCC_BITFIELD_TYPE_MATTERS.
11345 * config/interix.h (STDC_VALUE): Remove. Use
11346 STDC_0_IN_SYSTEM_HEADERS.
11347 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
11348 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
11349 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
11351 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
11353 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
11354 not work on this platform currently.
11356 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11358 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
11359 readonly_warning in _().
11361 2002-01-15 Douglas B Rupp <rupp@gnat.com>
11363 * gcc.c (delete_if_ordinary): Backout previous change.
11365 2002-01-15 Kazu Hirata <kazu@hxi.com>
11367 * config/h8300/h8300.c (print_operand): Remove support for
11368 unused operand characters.
11370 * read-rtl.c: Fix formatting.
11371 * real.c: Likewise.
11372 * recog.c: Likewise.
11373 * regclass.c: Likewise.
11374 * regmove.c: Likewise.
11375 * reg-stack.c: Likewise.
11376 * reload1.c: Likewise.
11377 * rtlanal.c: Likewise.
11379 2002-01-15 Kazu Hirata <kazu@hxi.com>
11381 * config/i386/i386.c: Fix formatting.
11383 2002-01-15 Jakub Jelinek <jakub@redhat.com>
11385 * c-typeck.c (process_init_element): Don't save_expr
11386 COMPOUND_LITERAL_EXPR if just its initializer will be used.
11388 2002-01-15 David Edelsohn <edelsohn@gnu.org>
11390 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
11391 emit optional traceback table if optimize_size or TARGET_ELF.
11392 * config/rs6000/rs6000.md (prefetch): New.
11394 2002-01-15 Andreas Jaeger <aj@suse.de>
11396 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
11398 2002-01-15 Kazu Hirata <kazu@hxi.com>
11400 * mips-tfile.c: Fix formatting.
11402 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
11404 * unroll.c (final_reg_note_copy): Fix previous commit.
11406 2002-01-14 Kazu Hirata <kazu@hxi.com>
11408 * config/h8300/h8300-protos.h: Remove the prototype for
11410 * config/h8300/h8300.c (eq_operator): Remove.
11412 2002-01-14 Richard Henderson <rth@redhat.com>
11414 * config/i386/i386.md (prefetch): Tidy.
11415 (prefetch_3dnow): Fix locality operand.
11417 2002-01-14 Richard Henderson <rth@redhat.com>
11419 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
11420 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
11422 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
11424 * reload1.c (reload_combine): Pass reg_sum replacement through
11425 copy_rtx in loop performing multiple changes.
11427 2002-01-14 Jakub Jelinek <jakub@redhat.com>
11429 * except.c (remove_unreachable_regions): New.
11430 (free_eh_status): Clear exception_handler_labels.
11431 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
11432 (find_exception_handler_labels): Don't add the same label more than
11434 (remove_exception_handler_label): Don't die if
11435 find_exception_handler_labels hasn't been called for the current
11438 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
11440 * toplev.c (rest_of_compilation): Rebuild jump labels after
11443 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11445 * doc/extend.texi: Move documentation of X86 built-in functions
11447 * doc/invoke.texi: From here.
11448 * doc/sourcebuild.texi: Document location of documentation for
11449 machine built-in functions.
11451 2002-01-13 Christopher Faylor <cgf@redhat.com>
11453 * cppfiles.c (TEST_THRESHOLD): New macro.
11454 (SHOULD_MMAP): Ditto.
11455 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
11458 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
11460 * unroll.c (final_reg_note_copy): Properly handle
11462 (unroll_loops): Fix LOOP_CONDITION heuristics.
11464 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
11466 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
11467 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
11469 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
11471 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
11474 2002-01-14 Tom Rix <trix@redhat.com>
11476 * config/rs6000/rs6000.md: Fix typo with sradi.
11478 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
11480 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
11481 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
11482 (clrstrdi, clrstrsi): Adapt callers.
11484 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
11486 (movti splitter): Never use register 0 as base register.
11488 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
11490 * combine.c (simplify_shift_const): Always generate new rtx
11491 for shift expression instead of reusing given expression.
11493 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11495 * config/alpha/alpha.c (alpha_expand_mov): Don't call
11496 alpha_legitimize_address unless mode is Pmode.
11498 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
11500 * doc/md.texi (Modifiers): Document the '*' constraint for the
11503 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
11504 * doc/extend.texi (Function Attributes): 'interrupt' is valid
11507 2002-01-13 Richard Henderson <rth@redhat.com>
11509 * reload.c (find_reloads): Use a hard reg destination as reload reg
11510 for an input reload of the source.
11512 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11514 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
11517 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
11519 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11520 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11522 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
11524 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11526 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
11528 2002-01-12 Tom Rix <trix@redhat.com>
11530 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
11533 2002-01-12 Richard Henderson <rth@redhat.com>
11535 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
11537 * doc/invoke.texi: Update Alpha options.
11539 * doc/invoke.texi: Update i386 built-in function lists.
11541 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
11543 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
11544 referencing outside.
11546 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11548 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
11549 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
11550 offsets, and change line folding.
11551 * optabs.c (expand_binop): Remove warnings.
11552 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
11554 2002-01-12 Graham Stott <grahams@redhat.com>
11556 * attribs.c (handle_deprecated_attribute): constify WHAT.
11557 * diagnostic.c (warn_deprecated_use): Add braces, fixes
11558 dangling else warning and constify WHAT.
11559 * except.h (struct function, struct inline_remap): Move
11560 struct tag forward defs before all prototypes.
11561 (duplicate_eh_regions): Whitespace.
11563 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
11565 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
11566 MODE_BASE_REG_CLASS.
11567 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
11569 2002-01-12 Richard Henderson <rth@redhat.com>
11571 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
11572 (ix86_expand_vector_move): New.
11573 (bdesc_2arg): Remove andps, andnps, orps, xorps.
11574 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
11575 Remove old prefetch builtins. Special case the logicals removed above.
11576 (ix86_expand_builtin): Likewise.
11577 (safe_vector_operand): Use V4SFmode, not TImode.
11578 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
11579 (ix86_expand_timode_binop_builtin): New.
11580 * config/i386/i386-protos.h: Update.
11581 * config/i386/i386.h (enum ix86_builtins): Update.
11582 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
11583 Use ix86_expand_vector_move in vector move expanders.
11584 (movti_internal, movti_rex64): Add xorps alternative.
11585 (sse_clrv4sf): Rename and adjust from sse_clrti.
11586 (prefetch): Don't work so hard.
11587 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
11588 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
11589 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
11591 2002-01-11 Richard Henderson <rth@redhat.com>
11593 * config/i386/mmintrin.h: New file.
11594 * config/i386/xmmintrin.h: New file.
11595 * config.gcc (i?86-*-*): Add extra_headers.
11596 * simplify-rtx.c (simplify_unary_operation): Handle saturating
11598 (simplify_binary_operation): Handle saturating arithmetic codes.
11599 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
11600 not the lowpart subreg.
11601 (ix86_expand_builtin): Return a TImode dummy register instead of 0
11603 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
11605 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11607 * conflict.c (conflict_graph_compute): Free regsets when finished.
11608 * ssa.c (compute_coalesced_reg_partition): Likewise.
11610 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11612 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
11613 every where we allocate a register.
11615 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11617 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
11618 * lcm.c (compute_earliest, compute_farthest): Likewise.
11620 2002-01-11 Janis Johnson <janis187@us.ibm.com>
11622 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
11624 2002-01-11 Janis Johnson <janis187@us.ibm.com>
11626 * doc/rtl.texi (Insns): Fix 2 typos.
11628 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
11630 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
11631 options. Use @table @gcctabopt for MMIX options. Add index
11632 entries for MMIX options. Start new paragraph with first
11633 heading of the machine-dependent options.
11635 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
11638 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
11639 * combine.c (force_to_mode): Same.
11640 * reload1.c (clear_reload_reg_in_use): Same.
11642 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
11644 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
11647 2002-01-11 Andreas Jaeger <aj@suse.de>,
11648 Brad Lucier <lucier@math.purdue.edu>
11650 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
11653 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
11655 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
11656 Protect with IN_LIBGCC.
11657 (LINK_EH_SPEC): Add required trailing space.
11659 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
11661 * c-tree.h: Move function declarations so that they are listed
11662 under the filename which contains them.
11663 (check_identifier, finish_decl_top_level,
11664 lookup_name_current_level_global, shadow_record_fields): Remove.
11666 2002-01-11 Andreas Jaeger <aj@suse.de>
11668 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
11671 2002-01-10 Richard Henderson <rth@redhat.com>
11673 * config/alpha/alpha.c (print_operand): Add 'J'.
11674 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
11675 new operand with the sequence number for the lituse. When splitting
11676 the insns, use gen_movdi_er_high_g and generate a sequence number.
11677 (gen_movdi_er_high_g): Print the sequence number if non-zero.
11679 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
11681 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
11682 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
11684 (altivec_expand_builtin): Same.
11685 (altivec_expand_stv_builtin): New.
11687 * config/rs6000/rs6000.h (rs6000_builtins): Same.
11689 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
11690 ("altivec_lvehx"): New.
11691 ("altivec_lvewx"): New.
11692 ("altivec_lvxl"): New.
11693 ("altivec_lvx"): New.
11694 ("altivec_stvx"): New.
11695 ("altivec_stvebx"): New.
11696 ("altivec_stvehx"): New.
11697 ("altivec_stvewx"): New.
11698 ("altivec_stvxl"): New.
11700 2002-01-10 Richard Henderson <rth@redhat.com>
11702 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
11703 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
11704 care not to delete instructions twice.
11706 2002-01-10 Zack Weinberg <zack@codesourcery.com>
11708 * toplev.c: Don't declare environ (it's not used anywhere).
11709 * configure.in: Don't check for declaration of environ.
11710 * config/i386/xm-mingw32.h: Don't #define environ.
11711 * config.in, configure: Regenerate.
11713 2002-01-10 Zack Weinberg <zack@codesourcery.com>
11715 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
11716 * configure: Regenerate.
11718 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
11719 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
11720 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
11722 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
11723 LIMITS_H_TEST here, not in m68k/x-next.
11724 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
11725 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
11727 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
11728 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
11729 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
11731 * config/i386/x-djgpp: Renamed i386/t-djgpp.
11732 * config/m88k/x-dolph: Renamed m88k/t-dolph.
11733 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
11734 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
11735 replacement of quadlib.asm with quadlib.c.
11737 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
11738 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
11739 config/rs6000/xm-beos.h: Delete file.
11741 * config.gcc: Update to match above changes.
11743 2002-01-10 Kazu Hirata <kazu@hxi.com>
11745 * config/h8300/h8300.h: Fix comment typos.
11746 * config/h8300/h8300.md: Likewise.
11747 * config/h8300/lib1funcs.asm: Likewise.
11749 2002-01-10 Dale Johannesen <dalej@apple.com>
11751 PR optimization/5269
11752 * unroll.c (precondition_loop_p): Make *increment be the correct
11753 sign when n_iterations known, to avoid confusing caller.
11755 2002-01-10 Kazu Hirata <kazu@hxi.com>
11757 * doc/extend.texi (deprecated): Fix a typo.
11759 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
11761 * basic-block.h (update_br_prob_note): Declare.
11762 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
11763 (try_forward_edges): Care negative frequencies and update note.
11764 (outgoing_edges_match): Tweek conditional merging heuristics.
11765 (try_crossjump_to_edge): use update_br_prob_note.
11766 * cfglayout.c (fixup_reorder_chain): Likewise.
11767 * cfrtl.c (update_br_prob_note): New.
11768 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
11770 * i386.c (ix86_decompose_address): Return -1 if address contains
11772 (legitimate_address_p): Require ix86_decompose_address to return 1.
11774 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
11775 (cprop_insn): Likewise.
11777 2002-01-10 Kazu Hirata <kazu@hxi.com>
11779 * toplev.c: Fix formatting.
11780 * tree.c: Likewise.
11781 * tree-dump.c: Likewise.
11782 * unroll.c: Likewise.
11783 * unwind-dw2.c: Likewise.
11784 * unwind-dw2-fde.c: Likewise.
11785 * unwind-dw2-fde-glibc.c: Likewise.
11786 * unwind-sjlj.c: Likewise.
11788 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11790 * doc/invoke.texi: Document PDP-11 options.
11792 2002-01-10 Kazu Hirata <kazu@hxi.com>
11794 * config/h8300/h8300.h: Fix formatting.
11796 2002-01-10 Ira Ruben <ira@apple.com>
11798 Add __attribute__ ((deprecated)).
11799 * extend.texi: Document __attribute__ ((deprecated)).
11800 * invoke.texi: Document -Wno-deprecated-declarations.
11801 * testsuite/g++.dg/other/deprecated.C: New C++ test.
11802 * testsuite/gcc.dg/deprecated.c: New C test.
11803 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
11804 (c_common_attribute_table): Add "deprecated" entry.
11805 (handle_deprecated_attribute): New function.
11806 * c-decl.c (deprecated_states): New enum.
11807 deprecated_state: State of "deprecated" handling.
11808 (start_decl): Set deprecated_state based on attributes.
11809 (grokdeclarator): Test for deprecated uses, propagate attribute.
11810 * c-typeck.c (build_component_ref): Test for deprecated fields.
11811 (build_external_ref): Test for deprecated primaries.
11812 * diagnostic.c (warn_deprecated_use) New function to issue
11813 warnings about __attribute__ ((depricated)) references.
11814 * flags.h (warn_deprecated_decl): Extern declared for
11815 -W[no-]deprecated-declarations option.
11816 * print-tree.c (print_node): Show deprecated flag status.
11817 * toplev.c (warn_deprecated_decl): Defined.
11818 (W_options): Added "deprecated-declaration".
11819 * toplev.h (warn_deprecated_use): Extern declared.
11820 * tree.h (struct tree_common): Define deprecated_flag.
11821 (TREE_DEPRECATED): New macro to access flag.
11822 * cp/call.c (build_call): Test for deprecated calls.
11823 * cp/class.c (add_implicitly_declared_members): Set global
11824 flag to tell grokdeclarator to not issue deprecated warnings.
11825 * cp/cp-tree.h: Add extern for adding_implicit_members.
11826 * cp/decl.c (deprecated_states): New enum.
11827 (start_decl): Set deprecated_state based on attributes.
11828 (grokdeclarator): Test for deprecated uses, propagate attribute.
11829 * cp/lex.c (do_identifier): Test for deprecated primaries.
11830 * cp/typeck.c (build_component_ref): Test for deprecated fields.
11832 2002-01-10 Ira Ruben <ira@apple.com>
11834 Fix to assign attributes to inline member functions.
11835 * cp/decl.c (start_method): Handle attrlist.
11837 2002-01-10 Kazu Hirata <kazu@hxi.com>
11839 * combine.c (expand_field_assignment): Use subreg_lsb().
11841 2002-01-10 David Edelsohn <edelsohn@gnu.org>
11843 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
11844 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
11845 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
11846 Recurse for any operand of AND as long as constant is non-zero.
11848 2002-01-10 Kazu Hirata <kazu@hxi.com>
11850 * config/h8300/h8300.md: Remove constraints from expanders.
11852 2002-01-10 Kazu Hirata <kazu@hxi.com>
11854 * varasm.c: Fix formatting.
11855 * varray.c: Likewise.
11856 * vmsdbgout.c: Likewise.
11857 * xcoffout.c: Likewise.
11859 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
11861 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
11862 update edge probabilities to match.
11864 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11866 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
11868 * doc/languages.texi, doc/sourcebuild.texi: New files.
11869 * doc/configfiles.texi: Make a subsubsection. Update.
11870 * doc/configterms.texi: Add @node. Remove warning that this isn't
11871 instructions for building GCC.
11872 * doc/makefile.texi: Make a subsection.
11873 * doc/gccint.texi: Update.
11875 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
11877 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
11879 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
11881 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
11883 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
11885 * optabs.c (expand_fix): Look for wider integer modes first.
11887 * i386.md (mov?f): Avoid the fake const double trick for medium
11889 (min?f*/max?f*): Prohibit memory operands for i387 variant.
11890 (fop_df_4): Disable for SSE compilation.
11892 2002-01-10 Graham Stott <grahams@redhat.com>
11894 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
11895 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
11897 2002-01-10 Richard Henderson <rth@redhat.com>
11899 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
11901 2002-01-10 Richard Henderson <rth@redhat.com>
11903 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
11904 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
11906 2002-01-10 Kazu Hirata <kazu@hxi.com>
11908 * combine.c (can_combine_p): Fix a comment typo.
11910 2002-01-09 Zack Weinberg <zack@codesourcery.com>
11912 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
11913 empty list correctly. Change loop index $t to $f for
11914 consistency with rest of Makefile.
11916 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
11918 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
11919 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11921 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
11922 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
11923 (altivec_init_builtins): Same.
11924 (altivec_expand_unop_builtin): Return NULL_RTX on error.
11925 (altivec_expand_binop_builtin): Same.
11926 (altivec_expand_ternop_builtin): Same.
11929 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
11930 ("altivec_vctuxs"): Fix typo.
11931 ("altivec_vnmsubfp"): Same.
11932 ("altivec_dssall"): New.
11933 ("altivec_mfvscr"): New.
11934 ("altivec_dss"): New.
11935 ("altivec_lvsl"): New.
11936 ("altivec_lvsr"): New.
11937 ("altivec_dstt"): New.
11938 ("altivec_dstst"): New.
11939 ("altivec_dststt"): New.
11940 ("altivec_dst"): New.
11942 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
11943 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11945 2002-01-09 Richard Henderson <rth@redhat.com>
11947 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
11949 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
11951 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
11953 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
11955 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
11957 2002-01-09 Kazu Hirata <kazu@hxi.com>
11959 * read-rtl.c: Fix formatting.
11960 * real.c: Likewise.
11961 * regclass.c: Likewise.
11962 * regrename.c: Likewise.
11963 * reg-stack.c: Likewise.
11964 * reload1.c: Likewise.
11965 * reload.c: Likewise.
11968 2002-01-09 Kazu Hirata <kazu@hxi.com>
11970 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
11971 to extract items in the expr_list chain.
11973 2002-01-09 Richard Henderson <rth@redhat.com>
11975 * config/vax/vax.c (vax_rtx_cost): Never abort.
11977 * config/vax/vax.h (REAL_ARITHMETIC): Define.
11979 2002-01-09 Jan Hubicka <jh@suse.cz>
11981 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
11983 2002-01-09 Richard Henderson <rth@redhat.com>
11985 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
11986 Unify code from various alternatives.
11988 2002-01-09 Richard Henderson <rth@redhat.com>
11990 * regrename.c (copy_value): Ignore the copy if the source register
11991 is present in the value chain with a narrower mode.
11993 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11995 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
11996 for the c4x target. Also improve layout.
11998 2002-01-09 Richard Henderson <rth@redhat.com>
12000 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
12001 * config/m32r/m32r.md (and ior xor splitters): Swap operands
12002 to match insn patterns.
12004 2002-01-09 Richard Henderson <rth@redhat.com>
12006 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
12007 (copyprop_hardreg_forward_1): Likewise.
12009 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12011 * pa.md (decrement_and_branch_until_zero): Change predicate for
12012 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
12014 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
12016 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
12017 gets undefined. For Darwin.
12019 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
12021 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
12023 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12025 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
12027 2002-01-08 Richard Henderson <rth@redhat.com>
12029 * regrename.c (copy_value): Ignore overlapping copies.
12031 2002-01-08 Richard Henderson <rth@redhat.com>
12033 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
12034 as needed to avoid shared structure.
12036 2002-01-08 Kazu Hirata <kazu@hxi.com>
12038 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
12041 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
12043 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
12044 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
12045 documentation of obsolete macros.
12046 * system.h: Poison these macros.
12047 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
12048 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
12049 config/c4x/c4x.h, config/clipper/clipper.h,
12050 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
12051 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
12052 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
12053 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
12054 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
12055 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
12056 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
12057 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
12058 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
12059 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
12060 config/sparc/sparc.h, config/stormy16/stormy16.h,
12061 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
12062 definitions and commented out definitions of obsolete macros.
12063 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
12064 of MAX_INT_TYPE_SIZE.
12066 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
12068 * config/s390/s390.c (s390_preferred_reload_class): Never
12069 return ADDR_REGS if it isn't a subset of the given class.
12070 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
12071 FP_REGS, but all superclasses as well.
12073 * config/s390/s390.c (s390_function_profiler): Fix thinko.
12075 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
12076 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
12077 must not be a const_int.
12079 2002-01-08 Richard Henderson <rth@redhat.com>
12081 * Makefile.in (toplev.o): Depend on options.h.
12082 (gcc.o): Depend on specs.h.
12084 2002-01-08 Jakub Jelinek <jakub@redhat.com>
12086 * expr.c (store_expr): Convert VOIDmode constants back to target's
12089 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12091 * doc/invoke.texi: Markup gcc as @command. Refer to
12092 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
12093 of http://gcc.gnu.org/thanks.html.
12095 2002-01-08 Dale Johannesen <dalej@apple.com>
12097 * config/rs6000/rs6000.md: Add missing int register
12098 target case to movdf_low.
12100 2002-01-08 Zack Weinberg <zack@codesourcery.com>
12102 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
12103 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
12104 (cppinit.o): Depend on except.h.
12105 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
12106 s-specs): New rules.
12108 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
12109 Don't create specs.h/options.h/gencheck.h here. Remove
12110 unnecessary variable settings from last argument of AC_OUTPUT.
12111 * config.in, configure: Regenerate.
12112 * intl.c: Hardcode package name as "gcc".
12114 * cppinit.c: Include except.h.
12115 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
12117 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
12118 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
12119 (!)USING_SJLJ_EXCEPTIONS.
12120 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
12122 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
12124 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
12125 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
12126 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
12127 documentation of obsolete macros.
12128 * system.h: Poison these macros.
12129 * config/d30v/d30v.h, config/ns32k/encore.h,
12130 config/stormy16/stormy16.h: Remove definitions and commented out
12131 definitions of obsolete macros.
12133 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
12135 * objc/objc-act.c (handle_class_ref): Mark the declaration of
12136 %sobjc_class_ref_%s as used - to prevent unwanted compiler
12139 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
12141 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
12142 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
12143 to insn adjusting stack/frame pointer.
12144 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
12145 accept operands that cause the insn to be non-splittable.
12147 2002-01-08 Graham Stott <grahams@redhat.com>
12149 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
12150 (C_TYPE_FIELDS_VOLATILE): Likewise.
12151 (C_TYPE_BEING_DEFINED): Likewise.
12152 (C_IS_RESERVED_WORD): Likewise.
12153 (C_TYPE_VARIABLE_SIZE): Likewise.
12154 (C_DECL_VARIABLE_SIZE): Likewise.
12155 (C_MISSING_PROTOTYPE_WARNED): Likewise.
12156 (C_SET_EXP_ORIGINAL_CODE): Likewise.
12157 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
12159 (C_DECL_ANTICIPATED): Likewise.
12160 (c_build_type_variant): Add parenthesis.
12162 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
12164 * gcc.c (option_map): Remove --version.
12165 (process_command): Handle -fversion following the GNU Coding
12166 Standards. Partially addresses PR other/704.
12168 2002-01-08 Graham Stott <grahams@redhat.com>
12170 * combine.c (combine_instructions): Fix typo.
12172 2002-01-08 Graham Stott <grahams@redhat.com>
12174 * debug.h: Use "tree" and "rtx" throughout.
12176 * debug.c: Likewise.
12178 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
12180 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
12181 constant pool, use the pool's version of the symbol instead.
12183 2002-01-07 Richard Henderson <rth@redhat.com>
12185 * regrename.c (find_oldest_value_reg): Ignore the value chain if
12186 the original register was copied in a mode with a fewer number of
12187 hard registers than the desired mode.
12188 (copyprop_hardreg_forward_1): Likewise.
12189 (debug_value_data): Fix loop test.
12190 * toplev.c (parse_options_and_default_flags): Reenable
12191 -fcprop-registers at -O1.
12193 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
12195 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
12196 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
12198 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
12201 * config/rs6000/rs6000.md: Add altivec predicate patterns.
12203 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
12205 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
12206 (pa_output_function_prologue): Output local label at the beginning of
12207 the prologue when profiling.
12208 (hppa_profile_hook): Use the local label rather than the function label.
12209 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
12211 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
12213 * config/rs6000/rs6000.c (print_operand): Remove extra space.
12214 (altivec_expand_unop_builtin): Fix thinko.
12215 (altivec_expand_binop_builtin): Same.
12216 (altivec_expand_ternop_builtin): Same.
12217 (altivec_expand_builtin): Same.
12219 2002-01-07 Richard Henderson <rth@redhat.com>
12221 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
12223 2002-01-07 Jason Merrill <jason@redhat.com>
12225 * unwind-dw2.c (execute_cfa_program): Use < again.
12227 2002-01-07 Jakub Jelinek <jakub@redhat.com>
12229 * predict.c (combine_predictions_for_insn): Avoid division by zero.
12231 2002-01-07 Jakub Jelinek <jakub@redhat.com>
12233 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
12234 Don't allow -1 - x -> ~x simplifications in the first pass.
12236 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
12238 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
12240 (altivec_expand_binop_builtin): Same.
12241 (altivec_expand_unop_builtin): Same.
12242 (print_operand): Fix typo.
12243 (bdesc_1arg): Add vupk* variants.
12245 * rs6000.h (rs6000_builtins): Add vupk* enums.
12247 * rs6000.md: Add altivec_vupk* variants.
12249 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12251 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
12252 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
12253 and last update dates.
12255 2002-01-07 Janis Johnson <janis187@us.ibm.com>
12257 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
12259 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
12261 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
12262 * config/avr/avr.h (CPP_SPEC): Likewise.
12263 (LINK_SPEC): Likewise.
12264 (CRT_BINUTILS_SPECS): Likewise.
12265 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12266 * doc/invoke.texi (AVR Options): Document them.
12268 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
12270 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
12273 2002-01-07 Graham Stott <grahams@redhat.com>
12275 * config/i386/i386.h: Update copyright date.
12276 (HALF_PIC_PTR): Add parenthesis.
12277 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
12278 (CONSTANT_ALIGNMENT): Add parenthesis.
12279 (DATA_ALIGNMENT): Likewise.
12280 (LOCAL_ALIGNMENT): Likewise.
12281 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
12282 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
12283 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
12284 (HARD_REGNO_NREGS): Add paranethesis.
12285 (VALID_SSE_REG_MODE): Whitespace.
12286 (VALID_MMX_REG_MODE): Whitespace.
12287 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
12288 (ix86_hard_regno_mode_ok): Add parenthesis.
12289 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
12290 (RETURN_IN_MEMORY): Whitespace.
12291 (N_REG_CLASSES): Add parenthesis.
12292 (INTEGER_CLASS_P): Add parenthesis and wrap.
12293 (FLOAT_CLASS_P): Likewise.
12294 (SSE_CLASS_P): Likewise.
12295 (MMX_CLASS_P): Likewise.
12296 (MAYBE_INTEGER_CLASS_P): Likewise.
12297 (MAYBE_FLOAT_CLASS_P): Likewise.
12298 (MAYBE_SSE_CLASS_P): Likewise.
12299 (MAYBE_MMX_CLASS_P): Likewise.
12300 (Q_CLASS_P): Likewise.
12301 (GENERAL_REGNO_P): Uppercase macro parameter.
12302 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
12303 (FP_REGNO_P): Likewise.
12304 (ANY_FP_REGNO_P): Uppercase macro parameter.
12305 (SSE_REGNO_P): Likewise.
12306 (SSE_REGNO): Likewise.
12307 (SSE_REG_P): Likewise.
12308 (SSE_FLOAT_MODE_P): Likewise.
12309 (MMX_REGNO_P): Likewise.
12310 (MMX_REG_P):Likewise.
12311 (STACK_REG_P): Likewise.
12312 (NON_STACK_REG_P): Likewise.
12313 (STACK_TOP_P): Likewise.
12314 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
12315 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
12316 (SECONDARY_MEMORY_NEEDED): Likewise.
12317 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
12318 (MD_ASM_CLOBBERS): Whitespace and wrap.
12319 (MUST_PASS_IN_STACK): Whitespace and wrap.
12320 (RETURN_POPS_ARGS): Add parenthesis.
12321 (INIT_CUMULATIVE_ARGS): Likewise.
12322 (FUNCTION_ARG): Likewise.
12323 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
12324 (SETUP_INCOMING_VARARGS): Likewise.
12325 (BUILD_VA_LIST_TYPE): Add parenthesis.
12326 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
12328 (EXPAND_BUILTIN_VA_ARG): Likewise.
12329 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
12330 (INITIALIZE_TRAMPOLINE): Add parenthesis.
12331 (INITIAL_ELIMINATION_OFFSET): Likewise.
12332 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
12333 (REGNO_OK_FOR_BASE_P): Likewise.
12334 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
12335 (REGNO_OK_FOR_DIREG_P): Likewise.
12336 (REG_OK_FOR_INDEX_P): Whitespace.
12337 (REG_OK_FOR_BASE_P): Whitespace.
12338 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
12340 (FIND_BASE_TERM): Fix typo.
12341 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
12342 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
12343 (SYMBOLIC_CONST; Whitespace.
12344 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
12345 (ENCODE_SECTION_INFO): Whitespace.
12346 (FINALIZE_PIC): Remove do { ... } while (0).
12347 (PROMOTE_MODE): Wrap in do { ... } while (0).
12348 (CONST_COSTS): Whitespace.
12349 (RTX_COSTS): Add paramethesis, whitespace and wrap.
12350 (REGISTER_MOVE_COST): Add parenthesis.
12351 (MEMORY_MOVE_COST): Likewise.
12352 (EXTRA_CC_MODES): Whitespace.
12353 (SELECT_CC_MODE): Add parenthesis and whitespace.
12354 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
12355 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
12356 (ASM_OUTPUT_LABEL): Add paramethesis.
12357 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
12358 (ASM_OUTPUT_REG_POP): Likewise.
12359 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
12360 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
12362 * config/i386/i386.c: Update copyright.
12363 (CHECK_STACK_LIMIT): Add parenthesis.
12364 (AT_BP): Uppercase macro parameter.
12365 (x86_64_int_parameter_registers): Constify.
12366 (x86_64_int_return_registers): Likewise.
12367 (ix86_compare_op0): Use rtx.
12368 (construct_container): Constify INTREG parameter.
12369 (function_arg): Use rtx.
12371 * diagnostic.h: Update copyright date.
12372 (output_buffer_state): Add parenthesis.
12373 (output_buffer_format_args): Likewise.
12375 * combine.c (combine_instructions): Replace XEXP (links, 0)
12378 2002-01-06 H.J. Lu <hjl@gnu.org>
12380 * cfgcleanup.c (thread_jump): Fix 2 typos.
12382 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
12384 * config.gcc: Add support for --enable-altivec.
12386 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
12388 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
12390 2002-01-06 Jakub Jelinek <jakub@redhat.com>
12392 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
12393 __objc_class_name_*.
12395 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
12397 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
12399 2002-01-06 Richard Henderson <rth@redhat.com>
12401 * reorg.c (emit_delay_sequence): Remove death notes, not merely
12402 nop them out. Increment label reference count for REG_LABEL.
12403 (fill_slots_from_thread): Frob label reference count around
12404 delete_related_insns.
12406 2002-01-05 Richard Henderson <rth@redhat.com>
12408 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
12411 2002-01-05 Richard Henderson <rth@redhat.com>
12413 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
12414 * integrate.c (output_inline_function): Likewise.
12415 * toplev.c (rest_of_compilation): Do it here instead. Move call
12416 to remove_unnecessary_notes after emitting abstract instance.
12417 Force an emitted nested function to have its parent emited as well.
12418 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
12420 (rtl_for_decl_location): Do not look at reload data structures
12421 before reload has run.
12423 2002-01-05 Kazu Hirata <kazu@hxi.com>
12425 * cse.c: Fix formatting.
12426 * dwarf2asm.c: Likewise.
12427 * dwarf2out.c: Likewise.
12428 * explow.c: Likewise.
12429 * expmed.c: Likewise.
12430 * function.c: Likewise.
12431 * gcov.c: Likewise.
12432 * gencheck.c: Likewise.
12433 * genrecog.c: Likewise.
12434 * ggc-common.c: Likewise.
12435 * ggc-page.c: Likewise.
12436 * global.c: Likewise.
12438 2002-01-05 Kazu Hirata <kazu@hxi.com>
12440 * combine.c: Fix formatting.
12442 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
12445 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
12447 2002-01-05 David Edelsohn <edelsohn@gnu.org>
12449 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
12450 as 1 for __powerpc64__ as well.
12452 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
12454 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
12457 2002-01-05 Daniel Berlin <dan@dberlin.org>
12459 * lcm.c: Revert change, due to performance regression it causes on
12460 SPEC because it's slightly more conservative (sigh, I hate
12463 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
12465 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
12467 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12469 * doc/cppinternals.texi: Update.
12471 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
12473 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
12474 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
12476 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
12477 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
12478 kludge for pre-october-14th mmix versions to handle new-found bug
12479 with PUSHJ/PUSHGO and the register stack.
12480 * config/mmix/mmix.h (struct machine_function): Rename member
12481 has_call_value_without_parameters to has_call_without_parameters.
12482 All referers changed.
12483 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
12484 TARGET_MASK_BRANCH_PREDICT): New macros.
12485 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
12486 -mno-reg-stack-fill-bug-workaround.
12487 * config/mmix/mmix.md ("call"): Set struct machine member
12488 has_call_without_parameters.
12490 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
12492 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
12494 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
12496 * cfgcleanup.c: Include tm_p.h
12497 (mark_effect): Fix handling of hard register; fix handling of SET
12499 2002-01-04 Kazu Hirata <kazu@hxi.com>
12501 * config/h8300/h8300.md (anonymous patterns): Check that
12502 operands are registers before using REGNO on them.
12504 2002-01-03 Roland McGrath <roland@frob.com>
12506 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
12508 2002-01-04 Jakub Jelinek <jakub@redhat.com>
12510 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
12511 * c-common.h (genrtl_expr_stmt_value): Likewise.
12512 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
12513 (expand_expr_stmt_value): Add maybe_last argument.
12514 Don't warn about statement with no effect if it is the last statement
12515 in expression statement.
12516 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
12517 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
12518 expand_expr_stmt_value.
12519 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
12520 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
12521 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
12522 as maybe_last to expand_expr_stmt_value.
12524 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
12526 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
12527 be passed in, do not build it.
12528 (c_begin_if_stmt): New function.
12529 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12530 * c-common.h (c_expand_start_cond): Update prototype.
12531 (c_begin_if_stmt): Prototype new function.
12532 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12533 * c-parse.in (if_prefix): Use c_begin_if_stmt,
12534 c_begin_while_stmt and c_finish_while_stmt_cond.
12536 2002-01-04 William Cohen <wcohen@redhat.com>
12538 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
12539 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12540 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12541 * config/pa/som.h (ASM_FILE_START): Likewise.
12543 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
12545 * lcm.c: Include df.h.
12546 Add available_transfer_function prototype.
12547 (compute_available): Rework to use iterative dataflow framework.
12548 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
12549 with bb_info in df.h
12550 (available_transfer_function): New function.
12552 * Makefile.in (lcm.o): add df.h to dependencies.
12554 2002-01-04 Richard Henderson <rth@redhat.com>
12556 * config/alpha/alpha.c (some_operand): Accept HIGH.
12557 (input_operand): Likewise; accept simple references to globals.
12558 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
12559 (alpha_const_double_ok_for_letter_p): Likewise.
12560 (alpha_extra_constraint): Likewise.
12561 (alpha_preferred_reload_class): Likewise. Do not force
12562 symbolic constants to memory.
12563 (alpha_legitimate_address_p): Accept simple references
12564 to small_symbolic_operand.
12565 (alpha_legitimize_address): New arg scratch. Be prepared to be
12566 called when no_new_pseudos. Emit simple symbolic references.
12567 Split integers into low, high, and rest.
12568 (alpha_expand_mov): Use alpha_legitimize_address.
12569 (some_small_symbolic_mem_operand): New.
12570 (split_small_symbolic_mem_operand): New.
12571 * config/alpha/alpha-protos.h: Update.
12572 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
12573 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12574 (EXTRA_CONSTRAINT): Likewise.
12575 (PREFERRED_RELOAD_CLASS): Likewise.
12576 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
12577 (PREDICATE_CODES): Update.
12578 * config/alpha/alpha.md: New post-reload splitters to convert
12579 simplfied symbolic operands to the form that references $29.
12580 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
12581 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
12583 2002-01-03 Richard Henderson <rth@redhat.com>
12585 * local-alloc.c (function_invariant_p): Update commentary.
12587 2002-01-04 H.J. Lu <hjl@gnu.org>
12589 * toplev.c (rest_of_compilation): Fix a typo when calling
12592 2002-01-03 Kazu Hirata <kazu@hxi.com>
12594 * c-common.c: Fix formatting.
12595 * diagnostic.c: Likewise.
12596 * doloop.c: Likewise.
12597 * dwarf2out.c: Likewise.
12599 2002-01-03 Kazu Hirata <kazu@hxi.com>
12601 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
12602 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
12604 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12606 * cpperror.c: Update comments and copyright.
12607 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
12608 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
12610 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
12612 * collect2.c (main): Use strcmp when testing for "-shared".
12614 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12616 * cppmacro.c: Don't include intl.h. Update comments.
12617 (new_number_token): Allocate enough buffer for 64-bit unsigned
12618 integers; update prototype.
12619 * cppmain.c: Update comments.
12621 2002-01-03 William Cohen <wcohen@redhat.com>
12623 * function.h (struct function): Add profile.
12624 (current_function_profile): New.
12625 doc/extend.texi: Update documentation.
12626 * final.c (final_start_function): Use current_function_profile
12627 instead of profile_flag.
12628 (profile_after_prologue): Likewise.
12629 * function.c (expand_function_start): Likewise.
12630 (expand_function_start): Likewise.
12631 * config/alpha/alpha.c (direct_call_operand):
12632 (alpha_does_function_need_gp): Likewise.
12633 (alpha_expand_prologue): Likewise.
12634 * config/arm/arm.c (arm_expand_prologue): Likewise.
12635 thumb_expand_prologue: Likewise.
12636 * config/d30v/d30v.c (d30v_stack_info): Likewise.
12637 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
12638 (fr30_expand_prologue): Likewise.
12639 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
12640 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
12641 * config/i386/i386.h (FINALIZE_PIC): Likewise.
12642 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
12643 * config/i960/i960.c (i960_output_function_prologue): Likewise.
12644 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
12645 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
12646 (m32r_expand_prologue): Likewise.
12647 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
12648 (m88k_expand_prologue): Likewise.
12649 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
12650 * config/mips/mips.c (compute_frame_size): Likewise.
12651 (mips_expand_prologue): Likewise.
12652 (mips_can_use_return_insn): Likewise.
12653 * config/pa/elf.h (ASM_FILE_START): Likewise.
12654 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12655 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12656 * config/pa/som.h (ASM_FILE_START): Likewise.
12657 * config/romp/romp.c (romp_using_r14): Likewise.
12658 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
12659 (rs6000_stack_info): Likewise.
12660 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
12661 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
12662 * config/v850/v850.c (compute_register_save_size): Likewise.
12664 2002-01-03 Jakub Jelinek <jakub@redhat.com>
12666 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
12667 gen_lowpart_common fails, use gen_lowpart_SUBREG.
12669 2002-01-03 Turly O'Connor <turly@apple.com>
12671 * darwin.c (machopic_output_possible_stub_label): Don't generate
12672 stub routines for pseudo-stubs which we've just defined.
12674 2002-01-03 Kazu Hirata <kazu@hxi.com>
12676 * builtins.c: Fix formatting.
12677 * c-typeck.c: Likewise.
12678 * combine.c: Likewise.
12679 * expr.c: Likewise.
12680 * loop.c: Likewise.
12682 2002-01-03 Andreas Schwab <schwab@suse.de>
12684 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
12685 and return true if _cpp_push_next_buffer pushed a new include
12687 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
12688 _cpp_pop_file_buffer did not push a new file.
12689 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
12691 2002-01-02 Eric Christopher <echristo@redhat.com>
12693 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
12694 FIND_REG_INC_NOTE call. Update copyright.
12695 * loop.c (canonicalize_condition): Ditto.
12696 * reorg.c (delete_scheduled_jump): Ditto.
12698 2002-01-03 Kazu Hirata <kazu@hxi.com>
12700 * gcse.c: Fix formatting.
12702 2002-01-03 Graham Stott <grahams@redhat.com>
12704 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
12705 forward defs for struct tags rtx_def, union_tree, rtvec_def
12706 also output corresponding typedefs for rtx, tree, and rtvec.
12708 * system.h: Move forward defs for struct tags rtx_def, union_tree,
12709 rtvec_def along with corresponding typedefs for rtx, tree, and
12710 rtvec to config.h, hconfig.h, tconfig.h.
12712 2002-01-03 Graham Stott <grahams@redhat.com>
12714 * tree.h: Update copyright date.
12715 (IS_EXPR_CODE_CLASS): Add parenthesis.
12716 (TREE_SET_CODE): Add whitespace.
12717 (TREE_CHECK): Add parenthesis.
12718 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
12719 (CST_OR_CONSTRUCTOR_CHECK):
12720 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
12721 (TREE_SYMBOL_REFERENCED): Whitespace.
12722 (INT_CST_LT): Likewise.
12723 (INT_CST_LT_UNSIGNED): Likewise.
12724 (tree_real_cst): Unwrap comment.
12725 (tree_string): Likewise.
12726 (tree_complex): Likewise.
12727 (IDENTIFIER_POINTER): correct cast.
12728 (SAVE_EXPR_CONTEXT): Whitespace.
12729 (EXPR_WFL_FILENAME_NODE): Likewise.
12730 (EXPR_WFL_FILENAME): Remove parenthesis.
12731 (DECL_ORIGIN): Add parenthesis.
12732 (DECL_FROM_INLINE): Use NULL_TREE.
12733 (build_int_2): Whitespace.
12734 (build_type_variant): Add parenthesis.
12736 * gcc/jcf-parse.c: Update copyright date.
12737 (yyparse): Constify resource_filename.
12739 2002-01-03 Graham Stott <grahams@redhat.com>
12741 * rtl.h: Update copyright date.
12742 (RTL_CHECK1): Wrap long line.
12743 (RTL_CHECK2): Likewise.
12744 (RTL_CHECKC1): Wrap long line and whitespace.
12745 (RTL_CHECKC2): Likewise.
12746 (XWINT): Whitespace.
12752 (XBITMAP): Likewise.
12754 (XBBDEF): Likewise.
12756 (X0WINT): Likewise.
12758 (X0UINT): Likewise.
12762 (X0MODE): Likewise.
12763 (X0BITMAP): Likewise.
12764 (X0TREE): Likewise.
12765 (X0BBDEF): Likewise.
12766 (X0ADVFLAGS): Likewise.
12767 (X0CSELIB): Likewise.
12768 (X0MEMATTR): Likewise.
12769 (XCWINT): Likewise.
12771 (XCUINT): Likewise.
12775 (XCMODE): Likewise.
12776 (XCBITMAP): Likewise.
12777 (XCTREE): Likewise.
12778 (XCBBDEF): Likewise.
12779 (XCADVFLAGS): Likewise.
12780 (XCCSELIB): Likewise.
12781 (XC2EXP): Likewise.
12782 (INSN_UID): Likewise.
12783 (PREV_INSN): Likewise.
12784 (PATTERN): Likewise.
12785 (INSN_CODE): Likewise.
12786 (PUT_REG_NOTE_KIND): Likewise.
12787 (CODE_LABEL_NUMBER): Likewise.
12788 (NOTE_SOURCE_FILE): Likewise.
12789 (NOTE_BLOCK): Likewise.
12790 (NOTE_EH_HANDLER): Likewise.
12791 (NOTE_RANGE_INFO): Likewise.
12792 (NOTE_LIVE_INFO): Likewise.
12793 (NOTE_BASIC_BLOCK): Likewise.
12794 (NOTE_EXPECTED_VALUE): Likewise.
12795 (NOTE_LINE_NUMBER): Likewise.
12796 (LABEL_NAME): Likewise.
12797 (LABEL_NUSES): Likewise.
12798 (LABEL_ALTERNATE_NAME): Likewise.
12799 (ADDRESSOF_DECL): Likewise.
12800 (JUMP_LABEL): Likewise.
12801 (LABEL_NEXTREF): Likewise.
12803 (ORIGINAL_REGNO: Likewise.
12804 (HARD_REGISTER_NUM_P): Add parenthesis.
12805 (SUBREG_REG): Whitespace.
12806 (SUBREG_BYTE): Likewise.
12807 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
12808 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
12809 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
12810 (ASM_OPERANDS_INPUT_VEC): Likewise.
12811 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
12812 (ASM_OPERANDS_INPUT): Likewise.
12813 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
12814 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
12815 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
12816 (ASM_OPERANDS_INPUT_MODE): Likewise.
12817 (ASM_OPERANDS_SOURCE_FILE): Likewise.
12818 (ASM_OPERANDS_SOURCE_LINE): Likewise.
12819 (MEM_SET_IN_STRUCT_P): Minor reformat.
12820 (TRAP_CONDITION): Whitespace.
12821 (TRAP_CODE): Likewise.
12822 (COND_EXEC_TEST): Likewise.
12823 (COND_EXEC_CODE): Likewise.
12824 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
12825 (PHI_NODE_P): Add parenthesis.
12826 (plus_constant): Whitespace and add parenthesis.
12828 2002-01-03 Kazu Hirata <kazu@hxi.com>
12830 * config/avr/avr.c: Fix comment typos.
12831 * config/c4x/c4x.md: Likewise.
12832 * config/dsp16xx/dsp16xx.h: Likewise.
12833 * config/dsp16xx/dsp16xx.md: Likewise.
12834 * config/i386/i386.md: Likewise.
12835 * config/ia64/ia64.c: Likewise.
12836 * config/m32r/m32r.h: Likewise.
12837 * config/m68hc11/m68hc11.md: Likewise.
12838 * config/mmix/mmix.c: Likewise.
12839 * config/mn10200/mn10200.c: Likewise.
12840 * config/romp/romp.c: Likewise.
12841 * config/sh/sh.c: Likewise.
12842 * config/stormy16/stormy16.c: Likewise.
12843 * config/stormy16/stormy16.h: Likewise.
12844 * config/stormy16/stormy16.md: Likewise.
12846 2002-01-03 Graham Stott <grahams@redhat.com>
12848 * loop.h: Update copyright date.
12849 (LOOP_MOVABLES): Fix typo.
12850 (LOOP_REGS): Likewise.
12851 (LOOP_IVS): Likewise.
12853 2002-01-03 Graham Stott <grahams@redhat.com>
12855 * cppinit.c: Update copyright date.
12856 Don't include output.h
12857 * Makefile.in: Update copyright date.
12860 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
12863 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
12864 (-pthread) Add to RS/6000 options.
12866 2002-01-02 Kazu Hirata <kazu@hxi.com>
12868 * except.c: Fix comment typos.
12869 * loop.c: Likewise.
12870 * varasm.c: Likewise.
12871 * doc/tm.texi: Fix a typo.
12873 2002-01-02 Jakub Jelinek <jakub@redhat.com>
12875 * c-typeck.c (output_init_element): Allow initializing static storage
12876 duration objects with compound literals.
12878 2002-01-02 Richard Henderson <rth@redhat.com>
12880 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
12883 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12885 * gcc.c (default_compilers): Const-ify.
12886 * mips-tdump.c (stab_names): Likewise.
12887 * mips-tfile.c (map_coff_types, map_coff_storage,
12888 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
12889 pseudo_ops_t, pseudo_ops): Likewise.
12890 * protoize.c (default_include): Likewise
12892 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
12893 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
12894 Add array size in declaration.
12895 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
12896 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
12897 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
12898 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
12899 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
12900 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
12901 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
12902 emtens, make_nan): Const-ify.
12903 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
12904 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
12906 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
12908 * config.gcc (ia64-*-*): Set extra_headers.
12909 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
12910 * config/alpha/t-osf: Remove.
12911 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
12913 2002-01-02 David Edelsohn <edelsohn@gnu.org>
12915 * config/rs6000/t-aix43: Revert previous change.
12917 2002-01-02 Jason Merrill <jason@redhat.com>
12919 * c-decl.c (c_expand_body): Call outlining_inline_function when
12920 emitting an inline function out of line.
12922 2002-01-02 Richard Henderson <rth@redhat.com>
12924 * dwarf2out.c (limbo_die_node): Add created_for member.
12925 (new_die): New argument created_for. Update all callers.
12926 (mark_limbo_die_list): New.
12927 (dwarf2out_init): Register limbo_die_list as a root.
12928 (dwarf2out_finish): Force insert limbo dies into their function
12931 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
12934 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
12936 2002-01-02 Kazu Hirata <kazu@hxi.com>
12938 * config/h8300/fixunssfsi.c: Update copyright.
12941 * config/h8300/h8300.c: Update copyright.
12942 Eliminate warnings.
12944 2002-01-02 Kazu Hirata <kazu@hxi.com>
12946 * config/romp/romp.c: Fix comment formatting.
12947 * config/romp/romp.h: Likewise.
12948 * config/romp/romp.md: Likewise.
12949 * config/s390/s390.c: Likewise.
12950 * config/stormy16/stormy16.c: Likewise.
12951 * config/stormy16/stormy16.h: Likewise.
12953 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
12955 * c-common.h (genrtl_expr_stmt_value): Declare.
12956 * c-semantics.c (genrtl_goto_stmt): Redirect to...
12957 (genrtl_goto_stmt_value): ... this new function. Pass new
12958 argument down to expand_expr_stmt_value, taking
12959 TREE_ADDRESSABLE into account.
12960 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
12961 STMT_EXPR as addressable, i.e., one whose result we want.
12962 * expr.c (expand_expr): Don't save expression statement value
12963 of labeled_blocks or loop_exprs.
12964 * stmt.c (expand_expr_stmt): Redirect to...
12965 (expand_expr_stmt_value): ... this new function. Use new
12966 argument to tell whether to save expression value.
12967 (expand_end_stmt_expr): Reset last_expr_type and
12968 last_expr_value if we don't have either.
12969 * tree-inline.c (declare_return_variable): Mark its use
12970 statement as addressable.
12971 * tree.h: Document new use of TREE_ADDRESSABLE.
12972 (expand_expr_stmt_value): Declare.
12974 2002-01-01 Tom Rix <trix@redhat.com>
12976 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
12977 rs6000_emit_allocate_stack.
12979 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
12981 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
12982 ${srcdir}/ginclude/ to every entry in extra_headers.
12983 * configure: Regenerate.
12984 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
12985 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
12986 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
12987 * ginclude/proto.h: Rename to config/convex/proto.h.
12989 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12991 * attribs.c (handle_vector_size_attribute): Use host_integerp
12992 and tree_int_cst; remove warnings.
12993 * caller-save.c (insert_restore): Add cast to get rid of warning.
12994 (insert_save): Likewise.
12995 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
12996 * regmove.c (find_matches): Add temporary var to kill a warning.
12998 2002-01-01 Douglas B Rupp <rupp@gnat.com>
13000 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
13001 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
13002 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
13003 (vms-dwarf2eh.o): Add Makefile rule.
13004 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
13005 * config/alpha/vms-dwarf2eh.asm: New file.
13007 * gcc.c (delete_if_ordinary): Delete all versions.
13009 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
13011 * config/mmix/mmix.md: Update FIXME to not mention
13013 (MMIX_rJ_REGNUM): New define_constants constant.
13014 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
13015 "*movdicc_real"): Adjust contraints formatting.
13016 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
13017 for branch prediction.
13018 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
13020 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
13021 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
13022 number. Delete related FIXMEs.
13023 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
13024 from number to MMIX_rJ_REGNUM.
13025 (TARGET_MASK_BRANCH_PREDICT): New.
13026 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
13027 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
13028 value. Add -mbranch-predict and -mno-branch-predict.
13029 (TARGET_VERSION): Drop date.
13030 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
13031 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
13032 for finding out global symbols.
13033 (mmix_asm_output_labelref): Revert condition for global symbol.
13034 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
13035 (mmix_print_operand_punct_valid_p): A '+' is valid.
13037 See ChangeLog.6 for earlier changes.