1 2002-05-06 David S. Miller <davem@redhat.com>
3 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
4 allow result to overlap input operands in memory.
6 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
9 * cpp.texi: Update multichar charconst docs.
11 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
13 * cpplex.c (cpp_interpret_charconst): Sign-extend each
14 character. Don't ignore excess characters. Treat
15 multicharacter character constants as signed.
16 (cpp_parse_escape): Clarify diagnostic.
18 2002-05-05 Jakub Jelinek <jakub@redhat.com>
20 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
21 use add instead of shift.
22 (ashldi3_sp64): Likewise.
23 (ashlsi3_const1, ashldi3_const1): Remove.
24 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
25 * config/sparc/sparc.c (const1_operand): New.
27 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
29 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
31 2002-05-05 Jakub Jelinek <jakub@redhat.com>
34 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
36 2002-05-05 Richard Henderson <rth@redhat.com>
38 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
39 memory latency adjustments.
40 (alpha_variable_issue): Remove.
41 (alpha_use_dfa_pipeline_interface): New.
42 (alpha_multipass_dfa_lookahead): New.
43 * config/alpha/alpha.md: Remove define_function_unit scheduling;
44 include new dfa scheduling.
45 (attr type): Add none.
47 * config/alpha/ev4.md: New.
48 * config/alpha/ev5.md: New.
49 * config/alpha/ev6.md: New.
51 2002-05-05 David S. Miller <davem@redhat.com>
53 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
55 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
57 * cse.c: Fix formatting.
58 * emit-rtl.c: Likewise.
60 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
62 * genautomata.c (initiate_states): Add additional guard to
63 initialize `units_array'.
65 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
67 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
68 process_unit_to_form_the_same_automaton_unit_lists,
69 form_the_same_automaton_unit_lists
70 check_unit_distributions_to_automata): New prototypes and
72 (check_automata): Rename it into `check_automata_insn_issues'.
73 (unit_decl): New fields `the_same_automaton_unit' and
74 `the_same_automaton_message_reported_p'.
75 (unit_decl_t): New typedef.
76 (the_same_automaton_lists): New gloval variable.
77 (unit_regexp, unit_set_el, units_array, units_cmp,
78 output_get_cpu_unit_code_func): Use the typedef.
79 (evaluate_max_reserv_cycles): Increment
80 `description->max_insn_reserv_cycles'.
81 (initiate_states): Don't increment `max_cycles_num'.
82 (transform_insn_regexps): Move code around transformation of
83 regexps from `generate'.
84 (generate): Remove call of `transform_insn_regexps'.
85 (expand_automata): Call `transform_insn_regexps' and
86 `check_unit_distributions_to_automata'. Check errors before
89 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
90 automaton `ultrasparc3_1'.
92 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
94 * c-common.c (c_common_init): Set up CPP arithmetic.
95 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
96 something reasonable for the host.
97 (sanity_checks): Add checks.
98 (cpp_read_main_file): Call sanity_checks() from here...
99 (cpp_post_options): ... not here.
100 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
101 * cpplib.h (struct cpp_options): New member int_precision.
103 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
105 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
107 2002-05-04 David S. Miller <davem@redhat.com>
109 * config/sparc/linux.h, config/sparc/linux64.h
110 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
112 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
114 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
116 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
119 2002-05-05 Tim Josling <tej@melbpc.org.au>
121 * treelang; New directory for new sample language treelang.
123 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
125 * Makefile.in (c-lex.o): Update.
126 * c-lex.c: Include target.h.
127 (cb_register_builtins): New.
128 (init_c_lex): Set builtins callback.
129 * c-lex.h (cpp_define, cpp_assert): New prototypes.
130 * cppinit.c (init_builtins): Use callback, including for
132 * cpplib.h (struct cpp_callbacks): New member.
133 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
134 (TARGET_INITIALIZER): Update.
135 * target.h (struct gcc_target): New hook.
136 * tree.c (default_register_cpp_builtins): New.
137 * tree.h (default_register_cpp_builtins): New.
139 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
141 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
143 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
144 (cpp_post_options): Move sanity checks to...
145 (sanity_checks): New.
146 * cpplex.c (maybe_read_ucs): Fix prototype.
147 (parse_string, cpp_parse_escape): Cast for %c format specifier.
148 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
151 2002-05-04 Bernd Schmidt <bernds@redhat.com>
153 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
154 builtins. Use V2DI patterns instead of TI for logical operations.
155 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
156 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
157 (ix86_expand_builtins): Change the pattern used for movntdq.
158 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
159 sse2_nandv2di3): New patterns.
160 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
162 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
163 (cvtdq2pd): Correct mode on operand 1.
164 (sse2_umulsidi3): Describe without unspec.
165 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
167 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
168 (ashlv2di3): Likewise, from sse2_ashlv2di3.
169 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
170 ashlv4si3, ashlv2di3): Use SImode for shift count.
171 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
172 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
174 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
176 (__m128i, __m128d): New macros.
177 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
178 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
179 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
180 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
181 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
182 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
183 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
184 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
185 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
186 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
187 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
188 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
189 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
190 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
191 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
192 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
193 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
194 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
195 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
196 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
197 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
198 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
199 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
200 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
201 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
202 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
203 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
204 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
205 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
206 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
207 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
208 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
209 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
210 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
211 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
212 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
213 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
215 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
216 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
218 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
220 * dwarf2out.c: Fix formatting.
221 * varasm.c: Likewise.
223 2002-05-04 David Edelsohn <edelsohn@gnu.org>
226 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
227 clobber and use result as temporary value.
229 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
231 * expr.c (force_operand): Use expand_simple_* to handle more
234 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
236 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
238 (lex_charconst): Update for change in prototype of
239 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
241 * cpphash.h (BITS_PER_CPPCHAR_T): New.
242 * cppinit.c (cpp_create_reader): Initialize them for no
244 (cpp_post_options): Add sanity checks.
245 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
246 and truncation issues. Calculate in type cppchar_t.
247 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
248 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
249 run-time dependent precision correctly. Return whether the
250 result is signed or not.
251 * cpplib.c (dequote_string): Use cppchar_t; update.
252 * cpplib.h (cppchar_signed_t): New.
253 struct cpp_options): New precision members.
254 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
255 * cppexp.c (eval_token): Update.
257 2002-05-03 David S. Miller <davem@redhat.com>
259 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
260 * config/sparc/sparc.c (sparc_rtx_costs): New function
261 implementing RTX_COSTS and CONST_COSTS.
262 * config/sparc/sparc.h (CONST_COSTS): Delete.
263 (RTX_COSTS_CASES): Define.
264 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
267 * config/sparc/sparc.md (DFA schedulers): Split out...
268 * config/sparc/cypress.md, config/sparc/hypersparc.md,
269 config/sparc/sparclet.md, config/sparc/supersparc.md,
270 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
272 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
273 checks on it, always defined for Sparc.
275 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
276 Tweak, and add more detailed comments.
278 2002-05-03 Zack Weinberg <zack@codesourcery.com>
280 * Re-apply patch accidentally reverted with
281 DFA scheduler merge: remove all rules and variables to slurp
282 source files out of libiberty and rebuild them with HOST_CC.
283 ($(HOST_PREFIX_1)varray.o): New rule.
284 (genattrtab rule): Word wrap.
286 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
288 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
289 (CPP_SUBTARGET_SPEC): Define.
290 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
292 (CPP_SPEC): Redefine to include %(cpp_subtarget).
294 2002-05-03 David S. Miller <davem@redhat.com>
296 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
297 * target.h (struct gcc_target): Delete cycle_display member.
299 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
300 (rtx_needs_barrier): Delete reference to cycle_display unspec.
301 (ia64_sched_reorder2): Mention need for cycle display handling
302 once such notes exist.
304 2002-05-03 Richard Henderson <rth@redhat.com>
306 * real.c (etoasc): Strip most trailing zeros for clarity.
307 * sched-vis.c: Include real.h.
308 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
309 * Makefile.in (sched-vis.o): Add real.h.
311 2002-05-03 David S. Miller <davem@redhat.com>
313 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
316 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
318 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
319 when we get an out of range literal.
320 (altivec_expand_ternop_builtin): Same.
321 (altivec_expand_unop_builtin): Same.
322 (altivec_expand_builtin): Same, for dss.
323 (altivec_expand_builtin): Use trees instead of rtl when
324 determining literal argument validity.
326 2002-05-03 David S. Miller <davem@redhat.com>
328 Delete cycle display scheduling hook.
329 * config/ia64/ia64.c (ia64_cycle_display,
330 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
331 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
332 and use emit_insn_before instead of ia64_emit_insn_before.
333 * config/ia64/ia64.md (unspec usage): Delete cycle display.
334 (cycle_display): Delete insn pattern.
335 * config/sparc/sparc.md (unspec usage): Delete cycle display.
336 (cycle_display): Delete insn pattern.
337 * config/sparc/sparc.c (sparc_cycle_display,
338 TARGET_SCHED_CYCLE_DISPLAY): Delete.
339 * doc/md.texi (cycle_display): Don't mention.
340 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
342 2002-05-03 Richard Henderson <rth@redhat.com>
344 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
345 * recog.h: Declare them.
347 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
348 * config/sparc/sparc.md: Use store_data_bypass_p instead.
349 * config/sparc/sparc-protos.h: Update.
351 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
353 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
354 -D__arch64__. Add -D_LP64.
355 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
357 (CPP_ARCH64_SPEC): Likewise.
358 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
359 (NO_BUILTIN_SIZE_TYPE): Undef.
361 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
363 * genautomata.c (min_issue_delay_pass_states): Change return type
365 (min_issue_delay_pass_states): Change the algorithm.
366 (min_issue_delay): Set up min_insn_issue_delay for the state.
367 (output_min_issue_delay_table): Interchange the nested loops and
368 and initiate min_insn_issue_delay for states.
370 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
372 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
375 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
377 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
380 2002-05-03 Richard Henderson <rth@redhat.com>
383 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
384 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
385 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
386 code before JUMP, not EARLIEST.
388 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
390 * c-format.c (check_format_info_main): Don't check for presence of
391 parameter for * width until after operand number has been read,
392 and only check for it if format parameters are available.
395 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
397 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
398 (LINK_SPEC): Undef before defining.
400 2002-05-03 Jakub Jelinek <jakub@redhat.com>
403 * tradcpp.c (fixup_newlines): New.
404 (main, finclude): Use it.
406 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
408 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
409 * config/mips/mips.c (mips_unique_section): Strip encoding from
412 2002-05-03 Jakub Jelinek <jakub@redhat.com>
414 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
417 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
419 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
420 (Specific): Removed buildstats references.
421 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
422 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
423 Accomodate Solaris versions beyond 8.
424 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
425 (Specific, *-*-solaris2.8): Removed, obsolete.
427 2002-05-03 Jakub Jelinek <jakub@redhat.com>
430 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
431 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
432 fill leaf_reg_remap with identity.
433 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
435 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
437 * config/h8300/crti.asm: Remove trailing spaces.
438 * config/h8300/h8300.c: Likewise.
439 * config/h8300/lib1funcs.asm: Likewise.
441 2002-05-02 Jason Merrill <jason@redhat.com>
443 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
444 * c-decl.c (c_init_decl_processing): Use it.
445 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
446 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
447 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
449 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
451 * regrename.c: Fix formatting.
454 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
456 * i386.md (attribute memory): Handle compares properly.
458 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
460 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
463 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
465 * function.c: Fix formatting.
467 2002-05-02 Jan Hubicka <jh@suse.cz>
469 * haifa-sched.c (schedule_insn): Print table of instructions and
471 (sched_block): Do not print ready list at verbosity level 1.
472 * sched-vis.c (print_insn): Make global.
473 * sched-ebb.c (ebb_print_insn): Rename from...
474 (print_insn): ... this one.
475 * sched-int.h (print_insn): Declare
477 2002-05-02 Richard Henderson <rth@redhat.com>
479 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
480 emitted by cycle_display.
482 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
484 * doc/install.texi (*-*-freebsd*): Update to latest status.
486 2002-05-02 Jakub Jelinek <jakub@redhat.com>
489 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
490 * config/float-sparc.h: Assume 128-bit long double if
491 __LONG_DOUBLE_128__ is defined.
493 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
495 * genattrtab.c (write_function_unit_info): Add a dummy element
498 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
500 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
501 TYPE_MODE (double_type_node) instead of DFmode.
503 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
505 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
507 * toplev.c (rest_of_compilation): Revert Richard's patch.
509 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
511 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
513 2002-05-02 Catherine Moore <clm@redhat.com>
515 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
517 2002-05-02 Kazu Hirata <kazu@hxi.com>
519 * combine.c: Fix comment typos.
521 * genautomata.c: Likewise.
525 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
527 * doc/install.texi: State GNAT version requirements.
529 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
531 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
532 of the frame pointer or arg pointer register which strict register
533 checking is not enabled.
535 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
537 * gcc.dg/altivec-8.c: New.
539 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
540 PRE_INC and PRE_DEC for altivec modes.
542 2002-05-01 Bruce Korb <bkorb@gnu.org>
544 * fixinc/check.tpl(set-writable): make sure the function exists first
545 * fixinc/inclhack.def(alpha_assert): fix test_text
546 * fixinc/tests/base/assert.h: add in missing result
548 2002-05-01 Jeff Law <law@redhat.com>
550 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
553 2002-05-01 Joel Brobecker <brobecker@gnat.com>
555 * dbxout.c (dbxout_type): Emit size information for range types,
556 as well, but only when using GDB extensions.
558 2002-05-01 Richard Henderson <rth@redhat.com>
560 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
561 target-independent gnu binutils date test.
563 2002-05-01 Richard Henderson <rth@redhat.com>
565 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
566 info before expunging the block.
568 2002-05-01 Jakub Jelinek <jakub@redhat.com>
570 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
571 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
572 -M -or -MM is in effect.
574 2002-05-01 Zack Weinberg <zack@codesourcery.com>
576 * config.gcc: Correct test of --enable-obsolete. Obsolete all
578 * doc/install.texi: Update to match.
580 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
583 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
584 for duplicates. Always loop over whole list.
586 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
588 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
590 2002-05-01 Joel Sherrill <joel@OARcorp.com>
592 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
595 2002-05-01 Joel Sherrill <joel@OARcorp.com>
597 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
599 2002-05-01 David Edelsohn <edelsohn@gnu.org>
601 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
602 (nabs_nopower): Same.
603 (floatdisf2): New pattern.
604 (absdi2): Convert to define_insn_and_split.
609 (fix_trunctfdi2): Same.
610 (fix_trunctfsi2): Same.
612 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
614 * doc/install.texi: Update Texinfo version requirement
617 2002-05-01 Jakub Jelinek <jakub@redhat.com>
619 PR target/6512, PR target/5628
620 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
621 when memory is not aligned.
622 (movdf_insn_v9only_vis): Likewise.
623 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
624 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
625 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
627 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
629 * gcc.dg/altivec-7.c: New.
631 * config/rs6000/altivec.h: Cleanup.
633 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
635 * doc/invoke.texi (Option Summary): Add -mvrsave=.
636 (RS/6000 and PowerPC Options): Document -mvrsave=.
638 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
639 (rs6000_altivec_vrsave_string): Same.
640 (rs6000_override_options): Call rs6000_parse_vrsave_option.
641 (rs6000_parse_vrsave_option): New.
642 (rs6000_stack_info): Only generate vrsave instructions when
643 TARGET_ALTIVEC_VRSAVE.
645 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
646 (rs6000_altivec_vrsave_string): Define extern.
647 (rs6000_altivec_vrsave): Same.
648 (TARGET_ALTIVEC_VRSAVE): New.
650 2002-04-30 Richard Henderson <rth@redhat.com>
653 * toplev.c (rest_of_compilation): Don't run cross-jump before
656 2002-04-30 Tom Rix <trix@redhat.com>
658 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
659 check which_alternative.
661 2002-04-30 Kazu Hirata <kazu@hxi.com>
663 * cpplex.c: Fix comment formatting.
664 * function.c: Likewise.
665 * integrate.c: Likewise.
666 * regrename.c: Likewise.
667 * sibcall.c: Likewise.
668 * simplify-rtx.c: Likewise.
669 * tree-inline.c: Likewise.
671 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
673 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
674 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
675 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
676 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
677 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
678 * pa/x-ada: New file. Define ADA_CFLAGS.
680 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
682 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
683 from MMIX_LAST_REGISTER_FILE_REGNUM.
684 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
685 (struct machine_function): New member highest_saved_stack_register
686 previously static variable in mmix.c.
687 (MACHINE_DEPENDENT_REORG): Define.
688 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
689 (MMIX_OUTPUT_REGNO): New.
690 (mmix_target_asm_function_prologue): Move calculation of last used
691 saved-stack-register into...
692 (mmix_machine_dependent_reorg): New function. Update to also handle
694 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
695 register names, simplify somewhat by new variable regno.
696 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
698 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
699 emitting register names.
700 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
701 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
703 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
706 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
708 2002-04-30 Richard Henderson <rth@redhat.com>
710 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
711 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
712 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
713 emit_tfmode_cvt): New.
714 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
715 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
716 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
717 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
718 * config/sparc/sparc-protos.h: Update.
720 2002-04-30 Janis Johnson <janis187@us.ibm.com>
722 * install.texi (Final install): Add to the list of info to include
723 in a report of a successful bootstrap, and add link to 3.1 list.
725 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
727 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
728 (mode): Add vector modes
729 (i387): Kill attribute.
730 (unit): New attribute.
731 (length_immediate): Grok new types.
732 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
734 (memory): Handle MMX/SSE properly.
735 (scheduling descriptions): Kill uses of fop1.
736 (sse, mmx, fp patterns): Set type and mode properly.
738 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
740 * pa.c (override_options): Default to PA8000 scheduling.
741 * doc/invoke.texi (HP-PA options): Mention newly added 7300
742 scheduling parameter.
744 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
745 handling of double precision multiplies.
747 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
748 fpdiv and fpsqrt instructions.
749 (7200 & 7300 scheduling): Fix typo in handling of
750 store-load and store-store penalties.
752 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
754 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
755 mips. Add two missing commas.
757 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
759 * doc/contrib.texi (Contributors): Update Paolo Carlini's
760 and Benjamin Kosnik's entries.
762 2002-04-29 David S. Miller <davem@redhat.com>
764 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
765 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
766 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
767 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
769 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
771 * combine.c (find_split_point): Use gen_int_mode.
773 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
775 Merging code from dfa-branch:
777 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
779 * genautomata.c (output_reserv_sets): Fix typo.
781 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
783 * genautomata.c (output_reserv_sets): Remove
784 next_cycle_output_flag.
786 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
788 * sched-rgn.c (init_ready_list): Make the DFA code handle
789 USE/CLOBBER insns in the same way as the traditional
791 (new_ready): Similarly..
793 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
795 * haifa-sched.c (schedule_block): Change the DFA state only after
798 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
800 * pa.c (hppa_use_dfa_pipeline_interface): New function.
801 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
802 (override_options): Add PA7300 scheduling support.
803 (pa_adjust_cost): Update various comments. Properly
804 handle anti and output dependencies when using the
806 (pa_issue_rate): Add PA7300 scheduling support.
807 (pa_can_combine_p): Call extract_insn before calling
808 constrain_operands (taken from mainline tree).
809 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
810 * pa.md (cpu attr): Add 7300. Rewrite pipeline
811 descriptions using DFA descriptions. Add PA7300
814 2002-03-30 David S. Miller <davem@redhat.com>
816 Add UltraSPARC-III DFA scheduling support.
817 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
818 Update FP conditional move on register insn patterns to use it, as
820 (define_attr cpu): Add ultrasparc3.
821 (define_attr us3load_type): New, update integer load patterns to
822 set it, as appropriate.
823 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
824 (rest): Add UltraSPARC3 scheduling description.
825 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
826 (PROCESSOR_ULTRASPARC3): New.
827 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
828 ({ASM,CPP}_CPU_SPEC): Likewise.
829 (REGISTER_MOVE_COST): Likewise.
830 (RTX_COSTS): Likewise.
831 * config/sparc/sparc.c (sparc_override_options,
832 sparc_initialize_trampoline, sparc64_initialize_trampoline,
833 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
834 sparc_issue_rate): Likewise.
835 * config/sparc/sol2.h: Likewise.
836 * config/sparc/sol2-sld-64.h: Likewise.
837 * config/sparc/linux64.h: Likewise.
839 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
841 * doc/md.texi: Add comments about usage the latency time for the
842 different dependencies and about case when two or more conditions
843 in different define_insn_reservations returns TRUE for an insn.
845 * doc/md.texi: Add reference for automaton based pipeline
848 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
850 * doc/passes.texi: Add missed information about genattrtab.
852 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
854 * genautomata.c (output_automata_list_transition_code): Check
855 automata_list on NULL.
857 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
859 * genautomata.c (output_insn_code_cases,
860 output_automata_list_min_issue_delay_code,
861 output_automata_list_transition_code,
862 output_automata_list_state_alts_code): Comment the functions.
864 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
866 * genautomata.c (automata_list_el_t): New typedef.
867 (get_free_automata_list_el,free_automata_list_el,
868 free_automata_list, automata_list_hash, automata_list_eq_p,
869 initiate_automata_lists, automata_list_start, automata_list_add,
870 automata_list_finish, finish_automata_lists,
871 output_insn_code_cases, output_automata_list_min_issue_delay_code,
872 output_automata_list_transition_code,
873 output_automata_list_state_alts_code, add_automaton_state,
874 form_important_insn_automata_lists): New functions and prototypes.
875 (insn_reserv_decl): Add members important_automata_list and
877 (ainsn): Add members important_p.
878 (automata_list_el): New structure.
879 (first_free_automata_list_el, current_automata_list,
880 automata_list_table): New global variables.
881 (create_ainsns): Initiate member important_p.
882 (output_internal_min_issue_delay_func): Generate the switch and
883 call output_insn_code_cases.
884 (output_internal_trans_func, output_internal_state_alts_func):
886 (generate): Call initiate_automata_lists.
887 (automaton_states): New global variable.
888 (expand_automata): Call form_important_insn_automata_lists.
889 (write_automata): Call finish_automata_lists.
891 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
893 * genautomata.c (add_excls, add_presence_absence): Check that
894 cpu units in the sets belong the same automaton.
896 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
897 about that cpu units in the sets belong the same automaton.
899 * doc/md.texi: Ditto.
901 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
902 Nitin Gupta <niting@noida.hcltech.com>
904 * config/sh/sh.c (sh_use_dfa_interface): New function.
906 (sh_issue_rate): New Function.
907 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
908 TARGET_SCHED_ISSUE_RATE: define.
910 * config/sh/sh.md: Add DFA based pipeline description for SH4.
912 (define_attr insn_class): New attribute used for DFA
914 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
915 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
916 cmpeqdi_t): Likewise.
918 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
919 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
921 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
923 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
925 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
928 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
930 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
931 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
933 (output_dfa_start_func): Initiate new variable insn_codes_length,
934 (write_automata): Output definition of the new variable.
936 2001-10-02 David S. Miller <davem@redhat.com>
938 * haifa-sched.c (advance_one_cycle): New function.
939 (schedule_block): Use it.
940 (queue_to_ready): Use it, and also make sure to advance the DFA
941 state on all stall cycles, not just those where insn_queue links
944 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
946 * haifa-sched.c (max_issue): Remove last_p argument. Only return
947 non-zero if the highest-priority instruction could be scheduled.
948 (choose_ready): Remove last argument from max_issue call.
950 2001-09-28 David S. Miller <davem@redhat.com>
952 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
953 ultrasparc and 3 for other multi-issue sparcs.
955 2001-09-27 David S. Miller <davem@redhat.com>
957 * config/sparc/sparc.md (cycle_display): New pattern.
958 * config/sparc/sparc.c (sparc_cycle_display): New.
959 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
961 2001-09-25 David S. Miller <davem@redhat.com>
963 Convert all of Sparc scheduling to DFA
964 * config/sparc/sparc.md: Kill all define_function_unit
965 directives and replace with DFA equivalent.
966 * config/sparc/sparc.c (ultrasparc_adjust_cost,
967 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
968 ultra_fpmode_conflict_exists, ultra_find_type,
969 ultra_build_types_avail, ultra_flush_pipeline,
970 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
971 ultrasparc_variable_issue, ultrasparc_sched_init,
972 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
973 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
974 ultra_cur_hist, ultra_cycles_elapsed): Kill.
975 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
976 ultrasparc_store_bypass_p): New.
977 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
980 2001-09-24 David S. Miller <davem@redhat.com>
982 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
983 ready->vec[foo] not ready[foo].
985 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
987 * doc/md.texi: Correct examples for define_insn_reservations
990 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
992 * genautomata.c (create_automata): Print message about creation of
994 (generate): Remove printing meease about creation of
997 2001-09-05 David S. Miller <davem@redhat.com>
999 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
1000 * config/sparc/linux64.h: Likewise.
1002 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
1004 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
1005 schedule_block, sched_init, sched_finish): Add missed calls of
1006 use_dfa_pipeline_interface.
1008 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
1011 * sched-vis.c (get_visual_tbl_length): Ditto.
1013 2001-08-27 Richard Henderson <rth@redhat.com>
1015 * genattr.c (main): Emit state_t even when not doing scheduling.
1017 2001-08-27 Richard Henderson <rth@redhat.com>
1019 * genautomata.c (expand_automata): Always create a description.
1021 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
1023 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
1024 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
1025 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
1028 * genattr.c (main): New variable num_insn_reservations. Increase
1029 it if there is DEFINE_INSN_RESERVATION. Output automaton based
1030 pipeline hazard recognizer interface.
1032 * genattrtab.h: New file.
1034 * genattrtab.c: Include genattrtab.h.
1035 (attr_printf, check_attr_test, make_internal_attr,
1036 make_numeric_value): Move protypes into genattrtab.h. Define them
1038 (num_dfa_decls): New global variable.
1039 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
1040 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
1041 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
1042 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
1044 * genautomata.c: New file.
1046 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
1048 * sched-int.h: (curr_state): Add the external definition for
1049 automaton pipeline interface.
1050 (haifa_insn_data): Add comments for members blockage and units.
1052 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1053 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1054 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1055 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1056 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1057 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1058 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
1060 (TARGET_SCHED): Use the new macros.
1062 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
1063 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
1064 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
1065 dfa_bubble): New members in gcc_target.sched.
1067 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
1068 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
1069 (insn_queue): Redefine it as pointer to array.
1070 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
1072 (max_insn_queue_index_macro_value): New variable.
1073 (curr_state, dfa_state_size, ready_try): New varaibles for
1074 automaton interface.
1075 (ready_element, ready_remove, max_issue): New function prototypes
1076 for automaton interface.
1077 (choose_ready): New function prototype.
1078 (insn_unit, blockage_range): Add comments.
1079 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
1080 FUNCTION_UNITS_SIZE == 0.
1081 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
1082 actual_hazard, potential_hazard): Add comments.
1083 (insn_cost): Use cost -1 as undefined value. Remove
1084 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
1086 (ready_element, ready_remove): New functions for automaton
1088 (schedule_insn): Add new code for automaton pipeline interface.
1089 (queue_to_ready): Add new code for automaton pipeline interface.
1090 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
1091 (debug_ready_list): Print newline when the queue is empty.
1092 (max_issue): New function for automaton pipeline interface.
1093 (choose_ready): New function.
1094 (schedule_block): Add new code for automaton pipeline interface.
1095 Print ready list before scheduling each insn.
1096 (sched_init): Add new code for automaton pipeline interface.
1097 Initiate insn cost by -1.
1098 (sched_finish): Free the current automaton state and finalize
1099 automaton pipeline interface.
1101 * sched-rgn.c: Include target.h.
1102 (init_ready_list, new_ready, debug_dependencies): Add new code for
1103 automaton pipeline interface.
1105 * sched-vis.c: Include target.h.
1106 (get_visual_tbl_length): Add code for automaton interface.
1107 (target_units, print_block_visualization): Add comments.
1109 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
1110 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
1111 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
1112 (getruntime.o, genautomata.o): New entries.
1113 (genattrtab.o): Add new dependency file genattrtab.h.
1114 (genattrtab): Add new dependencies. Link it with `libm.a'.
1115 (getruntime.o, hashtab.o): New entries for canadian cross.
1117 * doc/md.texi: Description of automaton based model.
1119 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
1121 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1122 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1123 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1124 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1125 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1126 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1127 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
1129 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
1130 MAX_DFA_ISSUE_RATE): New macro descriptions.
1132 * doc/contrib.texi: Add dfa based scheduler contribution.
1134 * doc/gcc.texi: Add more information about genattrtab.
1136 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1138 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
1139 adjust_address_nv call.
1141 2002-04-29 Janis Johnson <janis187@us.ibm.com>
1143 * doc/install.texi (Testing): Provide additional information, and
1144 a stronger encouragement, for running the testsuites.
1146 2002-04-29 DJ Delorie <dj@redhat.com>
1148 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
1149 given in upper case.
1151 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1153 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
1154 Solaris 2 <widec.h> if missing.
1155 * fixinc/fixincl.x: Regenerate.
1156 * fixinc/tests/base/widec.h: New file.
1158 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
1160 * toplev.c (f_options): Add "profile" switch so that
1161 -fno-profile can be used to disable -p.
1163 2002-04-29 Bernd Schmidt <bernds@redhat.com>
1165 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
1167 * tree.c (build_common_tree_nodes_2): Likewise.
1168 * tree.h (enum tree_index): Likewise.
1169 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
1171 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
1173 (init_mmx_sse_builtins): Initialize SSE2 builtins.
1174 (ix86_expand_builtin): Add support for SSE2 builtins.
1175 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
1176 (VALID_SSE_REG_MODE): Use it.
1177 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
1178 (enum ix86_builtins): Add SSE2 builtins.
1179 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
1180 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
1181 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
1182 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
1183 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
1184 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
1185 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
1186 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
1187 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
1188 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
1189 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
1190 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
1191 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
1192 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
1193 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
1194 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
1195 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
1196 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
1197 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
1198 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
1199 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
1200 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
1201 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
1202 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
1203 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
1204 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
1205 lfence_insn): New patterns.
1206 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
1207 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
1209 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
1211 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
1213 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1215 * doc/contrib.texi (Contributors): Add Paolo Carlini and
1217 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
1218 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
1219 and CPU instead of cpu.
1221 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
1223 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
1225 (lang_independent_options): Add -fif-conversion, -fif-conversion2
1226 (rest_of_compilation): Do if conversion only when asked for.
1227 (parse_options_and_default_flags): Set new variables to 1 for -O1
1228 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
1230 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
1232 * i386.c (dbx64_register_map): Fix typo.
1234 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
1236 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
1237 real_one_half, real_bb_freq_max): New static variables.
1238 (debug_profile_bbauxs): Kill.
1239 (process_note_predictions): Kill unused variable.
1240 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
1242 (propagate_freq): Use REAL_ARITHMETICS.
1243 (estimate_bb_frequencies): Likevise; init new static variables.
1244 * Makefile.in (predict.o): Add dependency on real.h
1246 2002-04-28 David S. Miller <davem@redhat.com>
1249 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
1250 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
1251 several {reads,writes} instead.
1252 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
1255 2002-04-27 David S. Miller <davem@redhat.com>
1258 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
1261 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
1262 including signal.h and sys/ucontext.h, not needed.
1264 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
1266 * varasm.c (output_constant_def): Correct test for not calling
1267 ENCODE_SECTION_INFO for INTEGER_CST.
1269 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
1271 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
1272 keep most cases as function eval_token.
1273 (eval_token): New function.
1274 (_cpp_parse_expr): Read token here for improved diagnostics.
1275 Don't use op_as_text. Detect bad ':' here.
1276 (reduce): Don't detect bad ':' here.
1277 (op_as_text): Remove.
1278 * cpphash.h (_cpp_test_assertion): Change prototype.
1279 * cpplib.c (_cpp_test_assertion): Change prototype.
1281 2002-04-28 Richard Henderson <rth@redhat.com>
1284 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
1285 (ggc_mark_rtx_children): New.
1287 2002-04-28 Jakub Jelinek <jakub@redhat.com>
1290 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
1291 after call peepholes for UltraSPARC.
1292 (call + jump 64-bit peepholes): Remove.
1294 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1297 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
1298 result as temporary value.
1300 2002-04-28 Jakub Jelinek <jakub@redhat.com>
1303 * toplev.c (rest_of_compilation): Only run regrename and copy
1304 propagation if optimizing.
1306 2002-04-28 Jakub Jelinek <jakub@redhat.com>
1308 PR optimization/6475
1309 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
1310 register of REGNO_DECL (i).
1311 * Makefile.in (reload1.o): Add $(TREE_H).
1313 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
1315 * cppexp.c (lex): Update to use state.skip_eval.
1316 (struct op): Remove prio and flags members.
1317 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
1318 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
1319 (LEFT_ASSOC): New macro.
1320 (optab): New table of operator priorities and flags.
1322 (_cpp_parse_expr): Clean up logic. Return bool. Use a
1323 malloc-ed parser stack.
1324 (reduce): New; reduce the operator stack.
1325 (_cpp_expand_op_stack): Expand the operator stack as necessary.
1326 * cpphash.h (struct op): Predeclare.
1327 (struct cpp_reader): New members op_stack, op_limit.
1328 (struct lexer_state): New member skip_eval.
1329 (_cpp_parse_expr): Update.
1330 (_cpp_expand_op_stack): New.
1331 * cpplib.c (do_if): Update.
1332 * cppinit.c (cpp_create_reader): Create op stack.
1333 (cpp_destroy): And destroy it.
1334 * cpplib.h (CPP_LAST_CPP_OP): Correct.
1335 (TTYPE_TABLE): Correct.
1337 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1340 * c-decl.c (duplicate_decls): Call merge_weak.
1341 * c-pragma.c (apply_pragma_weak): Warn about misuse.
1342 * output.h (merge_weak): Prototype merge_weak.
1343 * varasm.c (merge_weak): New function.
1344 (declare_weak): Make sure we don't give an error on VAR_DECLs.
1345 Mark RTL with SYMBOL_REF_WEAK.
1347 2002-04-27 Kurt Garloff <garloff@suse.de>
1349 * tree-inline.c (inlinable_function_p): Improve heuristics
1350 by using a smoother function to cut down allowable inlinable size.
1351 * param.def: Add parameters max-inline-insns-single,
1352 max-inline-slope, min-inline-insns that determine the exact
1353 shape of the above function.
1354 * param.h: Likewise.
1356 2002-04-26 Richard Henderson <rth@redhat.com>
1358 * c-parse.in (malloced_yyss, malloced_yyvs): New.
1359 (yyoverflow): Re-add. Set them.
1360 (free_parser_stacks): New.
1361 * c-common.h: Declare it.
1362 * c-lex.c (c_common_parse_file): Call it.
1364 2002-04-26 Richard Henderson <rth@redhat.com>
1366 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
1367 for fallthru search.
1369 2002-04-26 Eric Christopher <echristo@redhat.com>
1371 PR optimization/3700
1372 * config/mips/mips.c (mips_issue_rate): Define. New function.
1373 (TARGET_SCHED_ISSUE_RATE): Use.
1375 2002-04-25 David S. Miller <davem@redhat.com>
1378 * reorg.c (optimize_skip): Do not allow exception causing
1379 instructions to be considered for delay slots.
1380 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
1381 (relax_delay_slots): Do not try to consider exception causing
1382 instructions as redundant.
1384 2002-04-26 Richard Henderson <rth@redhat.com>
1387 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
1389 2002-04-26 Mark Mitchell <mark@codesourcery.com>
1392 * config/i386/i386.md (untyped_call): Return the value in a float
1393 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
1396 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
1398 * tree.c (tree_int_cst_lt): Compare constants whose types differ
1399 in unsigned-ness correctly.
1401 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
1403 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
1404 portable runtime model.
1406 2002-04-26 Richard Henderson <rth@redhat.com>
1408 * c-parse.in (yyoverflow): Revert.
1410 2002-04-26 David Edelsohn <edelsohn@gnu.org>
1411 Richard Henderson <rth@redhat.com>
1413 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
1414 result as temporary value.
1416 2002-04-26 Richard Henderson <rth@redhat.com>
1419 * c-common.c (fix_string_type): Split out of ...
1420 (combine_strings): ... here. Take a varray, not a tree list.
1421 (c_expand_builtin_printf): Use fix_string_type.
1422 * c-common.h: Update decls.
1423 * c-parse.in (string): Remove. Update all uses to use STRING
1424 instead, and not call combine_strings.
1427 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
1428 (build_asm_stmt): Likewise.
1429 * objc/objc-act.c (my_build_string): Use fix_string_type.
1430 (build_objc_string_object): Build varray for combine_strings.
1432 2002-04-26 Bo Thorsen <bo@suse.co.uk>
1434 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
1437 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
1439 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
1440 (HAVE_NO_R_OPERAND): Remove.
1441 (HAVE_VALUE): Remove.
1442 (op_to_prio): Update.
1443 (UNARY): Don't alter flags.
1444 (_cpp_parse_expr): want_value used to indicate whether
1445 a number or unary operator is expected next. Distinguish
1446 unary and binary +/-.
1447 (op_as_text): Update for unary operators.
1449 2002-04-25 Richard Henderson <rth@redhat.com>
1452 * c-parse.in (yyoverflow): New.
1454 2002-04-25 Richard Henderson <rth@redhat.com>
1457 * c-common.c (shorten_compare): Simplfy conditions leading to
1458 the generation of a warning.
1460 2002-04-25 Richard Henderson <rth@redhat.com>
1463 * expmed.c (extract_bit_field): Fall through to generic code rather
1464 than aborting on subreg special case.
1466 2002-04-25 David S. Miller <davem@redhat.com>
1468 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
1469 for DECL being NULL.
1471 2002-04-25 Steve Christiansen <smc@us.ibm.com>
1473 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
1475 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
1477 * c-decl.c (grokdeclarator): Remove outdated ??? note
1478 on invalid declaration of flexible array members.
1480 2002-04-25 Richard Henderson <rth@redhat.com>
1482 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
1484 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
1486 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
1487 needed by the compiler, even if they are used as global regs.
1489 2002-04-25 Matt Hiller <hiller@redhat.com>
1491 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
1493 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
1494 of the corresponding functions.
1495 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
1498 2002-04-25 Matt Hiller <hiller@redhat.com>
1500 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
1502 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
1503 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
1504 registers, adjust comment accordingly.
1505 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1506 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
1507 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
1508 for coprocessor registers.
1509 (ADDITIONAL_REGISTER_NAMES): Include
1510 ALL_COP_ADDITIONAL_REGISTER_NAMES.
1512 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
1513 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
1514 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
1515 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
1516 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
1518 (mips_char_to_class): Adjust comment to include coprocessor
1521 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
1523 (mips_reg_names, mips_regno_to_class): Include coprocessor
1525 (mips_sw_reg_names): Ditto, make non-static.
1526 (mips_move_1word): Handle moves to and from coprocessor registers.
1527 (mips_move_2words): Handle moves to and from coprocessor
1529 (mips_class_max_nregs, mips_register_move_cost): Handle
1530 coprocessor register classes.
1531 (override_options): Initialize mips_char_to_class and
1532 mips_hard_regno_mode_ok properly for coprocessor registers.
1534 * config/mips/mips.md (movdi_internal, movdi_internal2,
1535 movsi_internal1, movsi_internal2): Add constraint-sets for
1536 coprocessor registers.
1537 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
1538 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
1540 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
1541 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
1543 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
1544 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
1546 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
1547 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
1550 * doc/tm.texi: Document feature.
1552 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1554 * integrate.c (function_attribute_inlinable_p): Simplify.
1555 Check the table pointer is not NULL.
1557 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
1559 * doc/c-tree.texi: Fix typo in introduction.
1561 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1563 * c-common.h (c_common_parse_file): Update.
1564 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1565 * c-lex.c (YYDEBUG): Get from c-lex.h.
1566 (c_common_parse_file): Update.
1567 * c-lex.h (YYDEBUG, yydebug): New.
1568 * c-parse.in (YYDEBUG): Get from c-lex.h.
1569 (c_set_yydebug): Remove.
1570 * c-tree.h (c_set_yydebug): Remove.
1571 * langhooks-def.h (lhd_do_nothing_i): New.
1572 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
1573 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
1574 * langhooks.c (lhd_do_nothing_i): New.
1575 (lhd_set_yydebug): Remove.
1576 * langhooks.h (struct lang_hooks): Update.
1577 * toplev.c (set_yydebug): New.
1578 (compile_file): Update call to parse_file hook.
1579 (decode_d_option): Update.
1581 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1583 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
1585 * loop.c (load_mems): Don't change the interface of called functions.
1587 * calls.c (expand_call): Take current_function_pretend_args_size
1588 into account when setting argblock for sibcalls.
1590 2002-04-24 Matt Hiller <hiller@redhat.com>
1592 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
1595 * cpplex.c (skip_line_comment): Process comment one multibyte
1596 character at a time rather than one char at a time, if
1598 (parse_string): Process string one multibyte character at a time
1599 rather than one char at a time, if appropriate.
1600 * c-lex.c (lex_string): Lex and copy multibyte strings
1602 * cpplib.h (cppchar_t): Change to unsigned.
1604 2002-04-24 Richard Henderson <rth@redhat.com>
1607 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
1610 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
1612 * sh.c (sh_va_arg): If argument was passed by reference,
1613 dereference the pointer.
1615 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
1617 * sh.md (divsi3_i4_media): Use match_operand for input values
1618 rather than hard registers.
1619 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
1620 unnecessarily through hard registers. Keep copies of pseudo
1621 registers outside of the libcall sequence.
1623 * sh.md (casesi_shift_media): Add modes.
1625 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
1628 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
1630 * attribs.c (c_common_attribute_table): Move table and handlers
1632 (format_attribute_table, lang_attribute_table,
1633 lang_attribute_common): Remove.
1634 (init_attributes): Replace NULL pointers with pointers to the
1636 (handle_packed_attribute, handle_nocommon_attribute,
1637 handle_common_attribute, handle_noreturn_attribute,
1638 handle_noinline_attribute, handle_always_inline_attribute,
1639 handle_used_attribute, handle_unused_attribute,
1640 handle_const_attribute, handle_transparent_union_attribute,
1641 handle_constructor_attribute, handle_destructor_attribute,
1642 handle_mode_attribute, handle_section_attribute,
1643 handle_aligned_attribute, handle_weak_attribute,
1644 handle_alias_attribute, handle_visibility_attribute,
1645 handle_no_instrument_function_attribute, handle_malloc_attribute,
1646 handle_no_limit_stack_attribute, handle_pure_attribute,
1647 handle_deprecated_attribute, handle_vector_size_attribute,
1648 vector_size_helper): Move to c-common.c.
1649 * c-common.c (c_common_attribute_table,
1650 handle_packed_attribute, handle_nocommon_attribute,
1651 handle_common_attribute, handle_noreturn_attribute,
1652 handle_noinline_attribute, handle_always_inline_attribute,
1653 handle_used_attribute, handle_unused_attribute,
1654 handle_const_attribute, handle_transparent_union_attribute,
1655 handle_constructor_attribute, handle_destructor_attribute,
1656 handle_mode_attribute, handle_section_attribute,
1657 handle_aligned_attribute, handle_weak_attribute,
1658 handle_alias_attribute, handle_visibility_attribute,
1659 handle_no_instrument_function_attribute, handle_malloc_attribute,
1660 handle_no_limit_stack_attribute, handle_pure_attribute,
1661 handle_deprecated_attribute, handle_vector_size_attribute,
1662 vector_size_helper): Move from attribs.c.
1663 * c-common.h (c_common_attribute_table,
1664 c_common_format_attribute_table): New.
1665 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1666 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1667 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
1668 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
1669 (LANG_HOOKS_INITIALIZER): Update.
1670 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
1671 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
1672 * target.h: Update comment.
1673 * tree.c (default_target_attribute_table): Remove.
1674 * tree.h (default_target_attribute_table, format_attribute_table,
1675 lang_attribute_table, lang_attribute_common): Remove.
1677 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1678 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1680 2002-04-24 Jason Merrill <jason@redhat.com>
1682 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
1683 * dwarf2out.c (dwarf_attr_name): Support it.
1684 (gen_array_type_die): Emit it.
1685 (lookup_type_die): No special handling for VECTOR_TYPE.
1686 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
1688 2002-04-24 Richard Henderson <rth@redhat.com>
1690 * config/mips/mips.md (movdi_usd): Renumber.
1692 2002-04-24 David S. Miller <davem@redhat.com>
1695 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
1696 32-bit Sparc and current_function_returns_struct is true.
1698 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1700 * loop.c (canonicalize_condition): Use gen_int_mode.
1702 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
1704 * config/rs6000/altivec.h: Cleanup file. Add non individual
1726 (vec_vcmpequb): New.
1727 (vec_vcmpequh): New.
1728 (vec_vcmpequw): New.
1729 (vec_vcmpeqfp): New.
1730 (vec_vcmpgefp): New.
1731 (vec_vcmpgtub): New.
1732 (vec_vcmpgtsb): New.
1733 (vec_vcmpgtuh): New.
1734 (vec_vcmpgtsh): New.
1735 (vec_vcmpgtuw): New.
1736 (vec_vcmpgtsw): New.
1737 (vec_vcmpgtfp): New.
1738 (vec_vcmpgefp): New.
1743 (vec_vexptefp): New.
1748 (vec_lde): Add vector float variant.
1753 (vec_vmhaddshs): New.
1775 (vec_vmladduhm): New.
1776 (vec_vmhraddshs): New.
1778 (vec_vmsummbm): New.
1779 (vec_vmsumuhm): New.
1780 (vec_vmsumshm): New.
1781 (vec_vmsumuhs): New.
1782 (vec_vmsumshs): New.
1791 (vec_vnmsubfp): New.
1809 (vec_vrsqrtefp): New.
1820 (vec_vspltisb): New.
1821 (vec_vspltish): New.
1822 (vec_vspltisw): New.
1847 (vec_vsum4ubs): New.
1848 (vec_vsum4sbs): New.
1849 (vec_vsum4shs): New.
1850 (vec_vsum2sws): New.
1861 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
1864 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
1865 added literals from substracted literals.
1866 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
1867 (fold) [associate]: Preserve MINUS_EXPR if needed.
1869 2002-04-23 Zack Weinberg <zack@codesourcery.com>
1871 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
1874 2002-04-23 Tom Tromey <tromey@redhat.com>
1876 * gcc.c: Added --resource. For PR java/6314.
1878 2002-04-23 David O'Brien <obrien@FreeBSD.org>
1880 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
1881 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
1884 2002-04-23 David O'Brien <obrien@FreeBSD.org>
1886 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
1888 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1890 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
1892 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
1893 (ix86_expand_clrstr): Fix typo.
1894 * loop.c (gen_load_of_final_value): New.
1895 (loop_givs_rescan, strength_reduce, check_dbra_loop):
1898 2002-04-23 Roger Sayle <roger@eyesopen.com>
1900 * builtins.c (builtin_memset_gen_str): New function.
1901 (expand_builtin_memset): Optimize the case of constant length, but
1904 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
1906 * config/rs6000/altivec.h (vec_step): Remove extraneous
1908 (vec_ctu): Cast return.
1910 2002-04-23 Alan Modra <amodra@bigpond.net.au>
1913 * function.h: (struct function): Add profile_label_no field.
1914 (current_function_profile_label_no): Define.
1915 * function.c: (profile_label_no): New static var.
1916 (expand_function_start): Increment it, and copy to
1917 current_function_profile_label_no.
1918 * output.h (profile_label_no): Delete.
1919 * final.c (profile_label_no): Delete.
1920 (profile_function): Use current_function_profile_label_no.
1921 (final_end_function): Don't increment profile_label_no here.
1922 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
1923 profile_label_no with current_function_profile_label_no.
1924 * config/pa/pa.c (current_function_number): Delete.
1925 (pa_output_function_prologue): Don't output profile label here.
1926 (hppa_profile_hook): Use label_no param rather than
1927 current_function_number.
1928 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
1929 * config/pa/pa.h: .. here.
1930 (FUNCTION_PROFILER): Output profile label here.
1932 2002-04-22 Eric Christopher <echristo@redhat.com>
1934 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
1935 patch of 2002-04-09 due to binutils issues.
1936 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
1938 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
1940 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
1941 constraint to 'o' for m=r and r=m alternatives.
1942 ("*movv8hi_internal1"): Same.
1943 ("*movv16qi_internal1"): Same.
1944 ("*movv4sf_internal1"): Same.
1946 2002-04-22 Janis Johnson <janis187@us.ibm.com>
1948 * rtl.h (RTX_FLAG): New macro.
1949 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
1950 * final.c (alter_subreg): Use macro to access rtx flag.
1951 * integrate.c (copy_rtx_and_substitute): Use new access macro.
1952 * print-rtl.c (print_rtx): Use new access macro.
1954 * cse.c (insert): Check rtx code before accessing flag.
1956 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
1957 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
1958 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
1959 convert_const_symbol_ref, make_canonical, make_alternative_compare,
1960 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
1961 simplify_test_exp, optimize_attrs, simplify_by_exploding,
1962 find_and_mark_used_attributes, unmark_used_attributes,
1963 add_values_to_cover, simplify_with_current_value,
1964 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
1965 copy_rtx_unchanging, main): Use new access macros.
1967 2002-04-22 Tom Rix <trix@redhat.com>
1969 * expmed.c (init_expmed): Generate shifted constant once.
1971 2002-04-22 Zack Weinberg <zack@codesourcery.com>
1973 * c-lex.c (lex_charconst): Call convert to get constant in
1974 proper type; don't just smash the type field.
1977 * config.gcc: Add list of obsolete configurations. Disallow
1978 building these without --enable-obsolete.
1979 * doc/install.texi: Document --enable-obsolete and obsoletion
1980 policy. Mention obsoletion of individual targets in
1983 2002-04-22 Richard Henderson <rth@redhat.com>
1985 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
1987 2002-04-22 Mark Mitchell <mark@codesourcery.com>
1990 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
1991 (walk_fixup_memory_subreg): Likewise.
1992 (fixup_var_refs_insn): Adjust accordingly.
1993 (fixup_var_refs_1): Likewise.
1995 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
1997 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
1998 LIBPATH_ARCH64_SPEC): Define.
1999 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
2000 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
2001 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
2002 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
2004 2002-04-22 Joel Sherrill <joel@OARcorp.com>
2006 * gthr-rtems.h: Correct prototypes to remove warnings.
2008 2002-04-22 Richard Henderson <rth@redhat.com>
2011 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
2013 * gcse.c (free_insn_expr_list_list): New.
2014 (clear_modify_mem_tables): Use it. Fix bit set usage.
2015 (canon_list_insert): Use EXPR_LISTs for expressions.
2016 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
2018 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
2020 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
2021 file change and include code to _cpp_pop_buffer.
2022 * cpphash.h (struct pending_option): Predeclare.
2023 (struct cpp_reader): New member next_include_file.
2024 (_cpp_pop_file_buffer): Update.
2025 (_cpp_push_next_buffer): Update, rename.
2026 * cppinit.c (cpp_destroy): Free include chain and pending here.
2027 (cpp_finish_options): Simplify.
2028 (_cpp_push_next_buffer): Rename and clean up.
2029 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
2031 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
2033 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
2035 * config/rs6000/altivec.h (vec_xor): Add variant for both args
2036 being vector signed int.
2038 (vec_xor): Add variant for both args being vector signed char.
2039 Remove redundant variant.
2042 2002-04-21 David S. Miller <davem@redhat.com>
2044 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
2045 compare mode in output RTL.
2047 2002-04-22 David Edelsohn <edelsohn@gnu.org>
2049 * config/rs6000/rs6000.c (rs6000_override_options): Correct
2050 style and formatting of previous patch.
2052 2002-04-22 Alan Modra <amodra@bigpond.net.au>
2054 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
2055 flag_pic for ABI_AIX.
2057 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
2059 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
2060 * cppfiles.c (read_include_file): Similarly.
2061 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
2062 uxstrdup ustrchr, ufputs): Similarly.
2063 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
2064 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
2065 cpp_ideq, parse_identifier, parse_number): Similarly.
2066 * cpplib.c (struct directive, dequote_string, D, run_directive,
2067 cpp_push_buffer): Similarly.
2068 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
2069 _cpp_create_definition, check_trad_stringification,
2070 cpp_macro_definition): Similarly.
2072 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
2074 * cppmacro.c (funlike_invocation_p): Don't step back
2077 2002-04-21 David Edelsohn <edelsohn@gnu.org>
2079 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
2082 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
2084 * doc/invoke.texi: Remove Chill references.
2085 * doc/gcc.texi: Update last modified date.
2087 2002-04-20 Kazu Hirata <kazu@hxi.com>
2089 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
2090 push and pop. Replace add.l with add.w.
2092 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2094 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
2095 multiply instructions for H8/300H case.
2097 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2099 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
2100 Bum three instructions from each routine.
2102 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
2104 * Makefile.in: Update.
2105 * decl.c (push_c_function_context, pop_c_function_context,
2106 mark_c_function_context): Rename for consistency.
2107 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
2108 * c-tree.h (push_c_function_context, pop_c_function_context,
2109 mark_c_function_context): Rename for consistency.
2110 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2111 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
2112 * function.c (init_lang_status, save_lang_status,
2113 restore_lang_status, mark_lang_status, free_lang_status):
2114 Move to langhooks.h.
2115 (push_function_context_to, pop_function_context_from,
2116 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
2118 * function.h (init_lang_status, save_lang_status,
2119 restore_lang_status, mark_lang_status, free_lang_status):
2120 Move to langhooks.h.
2121 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
2122 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
2123 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
2124 LANG_HOOKS_FUNCTION_INITIALIZER): New.
2125 (LANG_HOOKS_INITIALIZER): Update.
2126 (lhd_do_nothing_f): New.
2127 * langhooks.h (struct lang_hooks_for_functions): New.
2128 (struct lang_hooks): New hooks.
2129 * langhooks.c (lhd_do_nothing_f): New.
2131 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2132 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
2134 2002-04-19 David S. Miller <davem@redhat.com>
2136 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
2137 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
2139 2002-04-19 Jakub Jelinek <jakub@redhat.com>
2141 PR optimization/3756
2142 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
2143 x = ((int) y < 0) ? cst1 : cst2.
2145 2002-04-19 Jakub Jelinek <jakub@redhat.com>
2148 * function.c: Reapply patch for c/6358.
2149 (expand_function_end): Copy decl_rtl's mode, not
2150 current_function_return_rtx mode.
2152 2002-04-19 Joel Sherrill <joel@OARcorp.com>
2154 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
2157 2002-04-19 Tom Tromey <tromey@redhat.com>
2159 * doc/install.texi (Specific): Update status of Solaris 2.8.
2162 2002-04-19 Andreas Schwab <schwab@suse.de>
2164 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
2165 (PUT_REAL): Restore old definition.
2167 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
2168 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2170 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
2171 binutils 2.11.2 and higher generate smaller binaries than Sun's
2174 2002-04-19 Mark Mitchell <mark@codesourcery.com>
2177 * toplev.c (rest_of_compilation): Do not defer functions for which
2178 TREE_SYMBOL_REFERENCED has already been set.
2180 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
2182 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
2185 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
2187 * builtins.c: Include langhooks.h.
2188 (lang_type_promotes_to): Remove.
2189 (expand_builtin_va_arg): Use new hook.
2190 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
2191 (simple_type_promotes_to): Move to c-typeck.c.
2192 * c-common.h (simple_type_promotes_to): Remove.
2193 * c-decl.c (duplicate_decls, grokdeclarator): Update.
2194 * c-format.c: Include langhooks.h.
2195 (check_format_types): Update.
2196 * c-tree.h (c_type_promotes_to): New.
2197 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
2198 (type_lists_compatible_p): Update.
2199 * langhooks-def.h (lhd_type_promotes_to): New.
2200 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
2201 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
2202 * langhooks.c (lhd_type_promotes_to): New.
2203 * langhooks.h (struct lang_hooks_for_types): New hook.
2204 * tree.h (lang_type_promotes_to): Remove.
2206 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
2208 2002-04-18 Richard Henderson <rth@redhat.com>
2210 * function.c: Revert patch for c/6358.
2212 2002-04-18 Richard Henderson <rth@redhat.com>
2214 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
2215 blocks. Handle multiple references to the TRAP block. Handle
2216 non-adjacent THEN and OTHER blocks.
2218 2002-04-18 Richard Henderson <rth@redhat.com>
2220 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
2221 crash with no type for by-mode libcalls.
2223 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
2225 2002-04-18 Bob Wilson <bob.wilson@acm.org>
2227 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
2228 __xtensa_nonlocal_goto): Use a syscall instructions to flush
2229 the register windows.
2231 2002-04-18 Zack Weinberg <zack@codesourcery.com>
2233 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
2234 appropriate. Document need for extended precision even when
2235 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
2236 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
2237 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
2238 instead of relying on later syntax error when REAL_WIDTH > 5.
2239 * real.c: Define NE based only on whether or not we have a
2240 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
2241 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
2242 define GET_REAL and PUT_REAL as simple memcpy operations; no
2243 need to byteswap or round.
2244 Use #error instead of #ifdef-ing out the entire file, for
2245 prompt error detection.
2247 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
2249 2002-04-18 David S. Miller <davem@redhat.com>
2251 * config/sparc/sparc.h (BRANCH_COST): Define.
2253 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
2256 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
2258 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
2259 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
2260 propagate_block calls after relaxation loop using new variable
2261 stabilized_prop_flags.
2263 2002-04-18 Richard Henderson <rth@redhat.com>
2265 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
2266 (ia64_va_arg): Expect variable sized types by reference.
2267 * config/ia64/ia64-protos.h: Update.
2268 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
2269 ia64_function_arg_pass_by_reference.
2271 2002-04-18 Richard Henderson <rth@redhat.com>
2273 * ifcvt.c: Include except.h.
2274 (block_has_only_trap): Break out from find_cond_trap.
2275 (find_cond_trap): Use it. Always delete the trap block.
2276 (merge_if_block): Allow then block null. Be less simplistic about
2277 what insns can end a block.
2278 * Makefile.in (ifcvt.o): Depend on except.h.
2280 * config/ia64/ia64.md (trap, conditional_trap): New.
2282 2002-04-18 Jakub Jelinek <jakub@redhat.com>
2285 * function.c (assign_parms): Assign hard current_function_return_rtx
2287 (expand_function_end): ...not here.
2289 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
2291 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
2292 * c-tree.h (c_incomplete_type_error): New.
2293 * c-typeck.c (require_complete_type, build_component_ref): Update.
2294 (incomplete_type_error): Rename.
2295 * langhooks-def.h (lhd_incomplete_type_error): New.
2296 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
2297 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
2298 * langhooks.c (lhd_incomplete_type_error): New.
2299 * langhooks.h (struct lang_hooks_for_types): New hook.
2300 * tree.c (size_in_bytes): Use new hook.
2301 * tree.h (incomplete_type_error): Remove.
2303 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
2305 2002-04-18 Zack Weinberg <zack@codesourcery.com>
2307 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
2308 TARGET_FLOAT_FORMAT blocks.
2310 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2312 * doc/install.texi (Downloading the source): Do not mention Chill
2313 any longer, but mention Ada.
2314 (Configuration): Do not mention Chill any longer.
2316 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
2318 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
2320 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
2322 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
2325 2002-04-18 Jakub Jelinek <jakub@redhat.com>
2327 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
2328 instead of unsigned_type.
2330 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
2332 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
2333 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
2336 2002-04-18 Bernd Schmidt <bernds@redhat.com>
2338 * attribs.c (vector_type_node_list): New static variable.
2339 (handle_vector_size_attribute): Use it to avoid generating a
2340 new type node each time we are called.
2342 * combine.c (subst): Avoid trying to make a vector mode subreg of
2343 an integer constant.
2344 (gen_lowpart_for_combine): Likewise.
2346 2002-04-18 Roger Sayle <roger@eyesopen.com>
2347 Jakub Jelinek <jakub@redhat.com>
2349 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
2350 for integer constant c (if x has unsigned type or sign bit is not
2351 set in c). This folds the zero/sign extension into the bit-wise and
2354 2002-04-18 Jakub Jelinek <jakub@redhat.com>
2357 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
2360 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
2362 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
2364 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
2366 * gcc.c (read_specs): Detect and fail if an attempt is made to
2367 rename a spec string to an already existing string.
2369 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
2371 * config/s390/s390.c (legitimize_pic_address): Do not generate
2372 illegal address constant without CONST.
2374 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2376 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
2377 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2379 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
2381 PR optimization/6305
2382 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
2383 to make sure previous reloads are taken into account. Generate
2384 better code if one operand is an in-range immediate constant.
2386 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
2388 * doc/install.texi (Building): libgcj requires GNU make.
2390 2002-04-17 Jakub Jelinek <jakub@redhat.com>
2393 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
2394 even if hard quad and register is not floating.
2395 (movtf reg<-mem split): Disallow splitting if hard quad and
2396 register is floating.
2397 (movtf mem<-reg split): Likewise.
2398 * config/sparc/sparc.c (fp_register_operand): New predicate.
2399 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
2401 2002-04-17 Zack Weinberg <zack@codesourcery.com>
2403 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
2404 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
2405 (unprotoize.o): Ditto. Build from protoize.c. Define
2406 UNPROTOIZE on command line.
2407 * protoize.c: Include cppdefault.h. Delete include_defaults.
2408 (in_system_include_dir): Use cpp_include_defaults (defined in
2410 * unprotoize.c: Delete file.
2412 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
2414 * config/rs6000/altivec.h (vec_ld): Add array variants.
2418 2002-04-17 Alan Matsuoka <alanm@redhat.com>
2419 Aldy Hernandez <aldyh@redhat.com>
2421 * config/rs6000/altivec.h: Define __ALTIVEC__.
2428 Add parentheses to all macro arguments.
2430 2002-04-16 Richard Henderson <rth@redhat.com>
2433 * except.c (remove_eh_handler): Insert inner regions at beginning
2434 of sibling chain. Refactor expressions.
2436 2002-04-16 Richard Henderson <rth@redhat.com>
2438 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
2439 * config/sparc/sol2-gas-bi.h: New file.
2440 * config.gcc (sparc*-solaris): Add it as needed.
2441 * configure.in (AS_SPARC64_FLAG): Remove check.
2442 * config.in, configure: Regenerate.
2444 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
2446 2002-04-16 Richard Henderson <rth@redhat.com>
2448 * config/mips/mips.c (override_options): Don't override N32 for
2452 * config/mips/mips.md (can_delay): Split out of existing define_delays.
2453 (HILO_delay): Set can_delay false.
2455 2002-04-16 Dale Johannesen <dalej@apple.com>
2457 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
2458 instruction addresses.
2459 (rs6000_output_function_epilogue): Likewise.
2461 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
2463 * c-parse.in (poplevel, compstmt_start,
2464 compstmt_primary_start): Add ending ';', in accordance
2467 2002-04-16 Richard Henderson <rth@redhat.com>
2469 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
2470 Adjust tm_file order to get TARGET_DEFAULT set properly.
2471 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
2472 * doc/install.texi (sparc-solaris): Update.
2474 2002-04-16 Dale Johannesen <dalej@apple.com>
2476 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
2477 comparison operands do not match each other or if modes of
2478 conditions do not match result.
2480 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
2483 * config/s390/s390.md (mulsidi3): Set both subregs of the
2486 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
2488 * config/rs6000/altivec.h (vec_addc): Type check.
2490 2002-04-16 Jakub Jelinek <jakub@redhat.com>
2493 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
2495 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
2497 2002-04-15 Richard Henderson <rth@redhat.com>
2499 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
2500 call_really_used_regs too.
2502 2002-04-15 Richard Henderson <rth@redhat.com>
2504 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
2506 2002-04-15 David S. Miller <davem@redhat.com>
2508 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
2511 2002-04-16 Jakub Jelinek <jakub@redhat.com>
2514 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
2515 CONST_VECTOR is { 0, ... 0 }.
2517 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
2519 * doc/install.texi (Installing GCC: Configuration): Clarify
2520 the only supported ways to configure gcc.
2522 2002-04-15 Roland McGrath <roland@frob.com>
2524 * config.gcc (alpha*-*-gnu*): New target configuration.
2525 * config/alpha/gnu.h: New file for it.
2526 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
2528 2002-04-16 Mark Mitchell <mark@codesourcery.com>
2530 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
2531 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
2532 * tree.h (expand_start_stmt_expr): Update prototype.
2533 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
2534 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
2535 on the STMT_EXPR created for the inline function.
2537 2002-04-15 Richard Henderson <rth@redhat.com>
2539 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
2540 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2541 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
2542 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
2543 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
2544 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
2545 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
2546 Define __gnu_linux__, not gnu_linux.
2547 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
2549 2002-04-15 Mark Mitchell <mark@codesourcery.com>
2551 Remove Chill front end.
2552 * gcc.c (default_compilers): Remove Chill entries.
2553 * ch: Remove directory.
2554 * doc/frontends.texi: Remove information about Chill.
2555 * doc/sourcebuild.texi: Likewise.
2556 * doc/standards.texi: Likewise.
2558 2002-04-15 Douglas B Rupp <rupp@gnat.com>
2560 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
2561 (LONGLONG_STANDALONE): Define.
2563 2002-04-15 David S. Miller <davem@redhat.com>
2565 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
2566 Call emit_library_call with LCT_NORMAL.
2567 (sparc_initialize_trampoline): Use LCT_foo instead of
2568 magic constant in emit_library_call invocations.
2569 (sparc64_initialize_trampoline): Likewise.
2570 (sparc_profile_hook): Likewise.
2571 * config/sparc/sparc.md: Likewise.
2573 * config/sparc/sparc.c (sparc_extra_constraint_check):
2574 Fix type of argument 'c'.
2575 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
2578 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2580 * diagnostic.h (output_buffer_state): Redefine.
2581 (output_format_decoder): New macro.
2582 (output_prefixing_rule): Likewise.
2583 (output_line_cutoff): Likewise.
2584 (diagnostic_format_decoder): Adjust.
2585 (diagnostic_prefixing_rule): Likewise.
2586 (diagnostic_line_cutoff): Likewise.
2587 (diagnostic_state): Likewise.
2588 (diagnostic_kind_count): Likewise.
2589 (diagnostic_buffer): Now a macro.
2591 * diagnostic.c (diagnostic_buffer): Remove definition.
2592 (output_is_line_wrapping): Adjust.
2593 (set_real_maximum_length): Likewise.
2594 (output_set_maximum_length): Likewise.
2595 (init_output_buffer): Likewise.
2596 (lhd_print_error_function): Likewise.
2597 (output_do_verbatim): Likewise.
2599 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
2601 * cpperror.c (print_location): Don't print include chain
2603 (cpp_begin_message): Update to use DL_ macros.
2604 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2605 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2606 cpp_notice, cpp_notice_from_errno): Remove.
2607 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2610 * cppexp.c (CPP_ICE): Remove.
2611 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
2612 lex, integer_overflow, _cpp_parse_expr): Update.
2613 * cppfiles.c (read_include_file, find_include_file,
2614 handle_missing_header, _cpp_read_file, remap_filename): Update.
2615 * cpphash.h (enum error_type): Remove.
2616 (_cpp_begin_message): Update.
2617 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
2618 cpp_handle_option, cpp_post_options): Update.
2619 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
2620 skip_whitespace, parse_identifier, parse_slow, parse_string,
2621 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
2622 cpp_interpret_charconst): Update.
2623 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
2624 lex_macro_node, do_undef, glue_header_name, parse_include,
2625 do_include_common, read_flag, do_line, do_linemarker, do_ident,
2626 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
2627 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
2628 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
2629 _cpp_pop_buffer, do_diagnostic): Update.
2630 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
2631 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
2632 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2633 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2634 cpp_notice, cpp_notice_from_errno): Remove.
2635 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2638 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
2639 collect_args, enter_macro_context, save_parameter, parse_params,
2640 _cpp_create_definition, check_trad_stringification,
2641 cpp_macro_definition): Update.
2642 * cppmain.c (cpp_preprocess_file): Update.
2643 * fix-header.c (read_scan_file): Update.
2645 2002-04-14 Andreas Schwab <schwab@suse.de>
2647 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
2649 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
2651 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
2653 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2655 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
2658 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
2660 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
2662 2002-04-13 Joel Sherrill <joel@OARcorp.com>
2664 * config/sparc/t-elf: Enable v8 multilibs. Impacts
2665 sparc-elf and sparc-rtems targets.
2667 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2669 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
2670 defined, and __gnu_hurd__ wherever __GNU__ is defined.
2671 * arm/linux-elf.h: Likewise.
2672 * cris/aout.h: Likewise.
2673 * cris/linux.h: Likewise.
2674 * i370/linux.h: Likewise.
2675 * i386/gnu.h: Likewise.
2676 * i386/linux-aout.h: Likewise.
2677 * i386/linux-oldld.h: Likewise.
2678 * i386/linux.h: Likewise.
2679 * i386/linux64.h: Likewise.
2680 * ia64/linux.h: Likewise.
2681 * m68k/linux-aout.h: Likewise.
2682 * m68k/linux.h: Likewise.
2683 * mips/linux.h: Likewise.
2684 * pa/pa-linux.h: Likewise.
2685 * pj/linux.h: Likewise.
2686 * rs6000/sysv4.h: Likewise.
2687 * s390/linux.h: Likewise.
2688 * sh/linux.h: Likewise.
2689 * sparc/linux-aout.h: Likewise.
2690 * sparc/linux.h: Likewise.
2691 * sparc/linux64.h: Likewise.
2692 * xtensa/linux.h: Likewise.
2694 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
2696 * stmt.c (check_unique_operand_names): Expect operand names to
2697 be strings rather than identifiers. Use simple_cst_equal to
2699 (resolve_operand_name_1): Make same identifier to string change here.
2700 * c-parse.in (asm_operand): Convert a named operand into a string.
2701 * cp/parse.y (asm_operand): Likewise.
2703 2002-04-13 Andreas Schwab <schwab@suse.de>
2705 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
2707 2002-04-12 Mark Mitchell <mark@codesourcery.com>
2709 Revert these changes:
2711 2002-04-06 Mark Mitchell <mark@codesourcery.com>
2714 * stor-layout.c (layout_decl): Reset the RTL for the decl.
2716 2002-04-12 Richard Henderson <rth@redhat.com>
2718 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
2719 (sparc*-*-solaris): Clean up header files.
2720 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
2721 and plan on generating 64-bit code.
2722 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
2723 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
2724 * config/sparc/sol2-sld-64.h: Rename ...
2725 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
2726 for AS_SPARC64_FLAG not defined.
2727 * config/sparc/sol2-gld-bi.h: New.
2728 * config/sparc/sol2-sld.h: Remove.
2729 * config/sparc/sol26-sld.h: New.
2730 * config/sparc/sol2.h: Tidy comments.
2731 * doc/install.texi: Document sparc-solaris configury changes.
2733 2002-04-12 Richard Henderson <rth@redhat.com>
2735 * recog.c (offsettable_address_p): Match the logic in adjust_address.
2737 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
2738 in 64-bit mode only. Use only for 32-bit or MEDLOW.
2740 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2742 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
2744 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
2746 * pa.c (pa_can_combine_p): Call extract_insn before calling
2749 2002-04-12 Douglas B Rupp <rupp@gnat.com>
2751 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
2752 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
2753 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
2754 (CPP_PREDEFINES): Handle __declspec.
2755 * config/i386/t-interix (USER_H): Remove.
2757 2002-04-12 DJ Delorie <dj@redhat.com>
2759 * integrate.c (compare_blocks): Make comparisons safe for when
2760 sizeof(int) < sizeof(char *).
2761 (find_block): Likewise.
2763 2002-04-12 Jan Hubicka <jh@suse.cz>
2764 David Edelsohn <edelsohn@gnu.org>
2766 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
2768 (symbol_ref_operand): New.
2769 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
2770 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
2772 2002-04-12 Andreas Schwab <schwab@suse.de>
2774 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
2775 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
2776 overrides the definition in config/svr4.h.
2778 2002-04-12 Eric Norum <eric.norum@usask.ca>
2780 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
2781 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
2782 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
2783 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
2784 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
2785 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
2786 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
2787 definitions to config/rtems.h and make the targets more similar.
2789 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2791 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
2792 POINTERS_EXTEND_UNSIGNED.
2793 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
2794 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
2796 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
2799 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
2801 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
2802 depends on TARGET_SHMEDIA, not TARGET_SH5.
2804 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
2806 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
2807 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
2809 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
2811 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
2814 2002-04-12 Andreas Schwab <schwab@suse.de>
2816 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
2818 2002-04-12 Richard Henderson <rth@redhat.com>
2821 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
2823 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
2824 modes spanning multiple hard regs.
2826 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
2828 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2830 * pa.c (pa_output_function_prologue): Don't accumulate the total
2831 number of code bytes when using TARGET_64BIT, or gas, SOM and not
2832 the portable runtime.
2833 (output_deferred_plabels): Handle 64bit plabels.
2834 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
2835 generating pic code using the GAS assembler for object formats that
2836 are not SOM (ie., ELF32 and ELF64).
2837 (output_millicode_call): Check attribute type if attribute length is 28.
2838 Likewise use $PIC_pcrel$0. Only call get_attr_length and
2839 dbr_sequence_length once.
2840 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
2841 dbr_sequence_length once.
2842 * pa.h (TARGET_SOM): Define if not defined.
2843 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
2844 with GAS and not SOM.
2845 (jump, call_internal_reg, call_value_internal_reg): Likewise.
2846 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
2848 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2850 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
2851 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
2852 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
2853 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
2854 elfos.h and dbxelf.h values are fine now.
2855 * config/i386/freebsd.h, config/alpha/freebsd.h
2856 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
2858 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2860 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
2861 or set Acpu or Amachine. Reformat.
2862 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2864 (LINK_SPEC): Do not need to undef.
2865 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
2866 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
2867 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2869 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
2870 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
2871 (LINK_SPEC): Do not need to undef.
2872 (DONT_USE_BUILTIN_SETJMP): Do not define.
2873 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
2874 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
2875 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
2876 Remove trailing spaces.
2877 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
2878 __ELF__, or set Acpu or Amachine. Reformat.
2879 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2882 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2884 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
2885 all other *-*-freebsd* targets.
2887 2002-04-11 Richard Henderson <rth@redhat.com>
2889 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
2891 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2893 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
2894 Include {cpu}/{cpu}.h thru tm_file.
2895 (alpha*-*-linux*ecoff): Remove target.
2896 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
2897 (LINK_SPEC): Remove, is not OS independent.
2898 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
2899 (LINK_SPEC): Do not need to #undef any longer.
2900 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
2902 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
2904 (LINK_SPEC): Moved here from alpha/elf.h.
2905 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
2907 * config/alpha/linux-ecoff.h: Remove.
2908 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
2909 (CPP_SPEC): Define _POSIX_SOURCE as needed.
2910 (CPP_SUBTARGET_SPEC): Do not define.
2911 (LINK_SPEC): Do not need to #undef any longer.
2912 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
2913 * config/alpha/vms.h: Likewise.
2915 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
2917 * doc/extend.texi: Remove old claim that typedefs cannot have
2918 an alignment attribute.
2920 2002-04-11 Jakub Jelinek <jakub@redhat.com>
2922 PR optimization/6177
2923 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
2924 bitpos is 0 and bitsize CONCAT size.
2926 2002-04-11 Jakub Jelinek <jakub@redhat.com>
2929 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
2931 2002-04-10 David O'Brien <obrien@FreeBSD.org>
2933 * config/alpha/freebsd.h: Minor reformatting.
2934 (CPP_SPEC): Define ELF and add cpp_subtarget.
2935 (ASM_SPEC): No longer needed.
2937 2002-04-11 Richard Henderson <rth@redhat.com>
2939 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
2940 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
2941 (dimode mem/zero splitter): New.
2943 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
2945 * config/cris/cris.c (cris_override_options): Tweak error message
2946 for PIC not implemented.
2948 * config/cris/cris.h: Tweak comments related to parameter-passing.
2950 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
2952 2002-04-10 Richard Henderson <rth@redhat.com>
2954 * except.c (add_ehl_entry): Allow duplicates after landing pad
2957 2002-04-10 David Edelsohn <edelsohn@gnu.org>
2959 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
2961 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
2963 * c-decl.c (c_init_decl_processing): Move generation of
2964 decls for g77_integer_type_node and friends from here ...
2965 * c-common.c (c_common_nodes_and_builtins): ... to here.
2967 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
2969 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
2970 is only used as frame pointer when frame_pointer_needed is true.
2972 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
2975 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
2976 for the fact that the pool entry uses two words.
2977 (movdf_hard_insn): Similarly. Also, ADR instruction can span
2979 (movdf_soft_insn): Similarly.
2980 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
2981 for the fact that the pool entry uses three words.
2983 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
2985 * config/mips/mips.c (mips_va_arg): When using the struct version
2986 of the EABI va_list, allow arguments in the register save area to
2987 take up less room than a stack argument.
2989 2002-04-10 Richard Henderson <rth@redhat.com>
2991 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
2992 if EXPAND_INITIALIZER.
2994 2002-04-09 Richard Henderson <rth@redhat.com>
2996 * config/alpha/alpha.md (movdi_er_maybe_g): New.
2997 * config/alpha/alpha.c (alpha_expand_mov): Use it.
2999 2002-04-10 Alan Modra <amodra@bigpond.net.au>
3001 PR optimization/6233
3002 * rtlanal.c (pure_call_p): New function.
3003 * rtl.h (pure_call_p): Declare.
3004 * loop.c (prescan_loop): Use it to set has_nonconst_call.
3005 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
3007 2002-04-09 Eric Christopher <echristo@redhat.com>
3009 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
3010 information to .comm directive.
3012 2002-04-09 Richard Henderson <rth@redhat.com>
3015 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
3017 2002-04-09 Richard Henderson <rth@redhat.com>
3019 * basic-block.h (flow_delete_block_noexpunge): Declare.
3020 (expunge_block_nocompact): Declare.
3021 * cfg.c (expunge_block_nocompact): Split out from ...
3022 (expunge_block): ... here.
3023 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
3024 (flow_delete_block_noexpunge): Split out from ...
3025 (flow_delete_block): ... here.
3026 * cfgcleanup.c (delete_unreachable_blocks): Compact while
3027 removing dead blocks.
3028 * except.c (exception_handler_labels): Remove.
3029 (exception_handler_label_map): New.
3030 (struct eh_region): Add aka member.
3031 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
3032 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
3033 (for_each_eh_label, for_each_eh_label_1): New.
3034 (init_eh): Register exception_handler_label_map.
3035 (free_eh_status): Use free_region.
3036 (find_exception_handler_labels): Use the map, not the list.
3037 (remove_exception_handler_label): Likewise.
3038 (maybe_remove_eh_handler): Likewise.
3039 (remove_eh_handler): Use the region aka bitmap.
3040 * except.h (exception_handler_labels): Remove.
3041 (for_each_eh_label): Declare.
3042 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
3043 * loop.c (invalidate_loops_containing_label): New.
3044 (find_and_verify_loops): Use it. Use for_each_eh_label.
3045 * sched-rgn.c (is_cfg_nonregular): Use
3046 current_function_has_exception_handlers.
3048 2002-04-09 Richard Henderson <rth@redhat.com>
3050 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
3051 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
3052 Do not return changed status.
3053 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
3054 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
3055 New functions that do return changed status.
3056 * sbitmap.h: Update decls.
3057 * gcse.c, lcm.c: Use _cg functions as needed.
3059 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
3061 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
3062 (sh64-*-elf*, sh-*-rtemself*): Likewise.
3063 * config/sh/embed_bb.c: New file.
3064 * config/sh/embed-elf.h: New file.
3065 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
3066 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
3067 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
3069 (SUBTARGET_CPP_PTR_SPEC): Don't define.
3070 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
3071 Add subtarget_asm_endian_spec.
3072 (ASM_SPEC): Use subtarget_asm_endian_spec.
3073 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
3074 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
3075 (WCHAR_UNSIGNED): Define.
3076 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
3077 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
3078 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
3080 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
3081 (sh_adjust_cost): Likewise.
3082 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
3084 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
3085 (WCHAR_TYPE_SIZE): Likewise.
3086 (ASM_SPEC): Use subtarget_asm_endian_spec.
3087 (SH_ELF_WCHAR_TYPE): #undef/ #define.
3088 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
3089 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
3090 (MAX_WCHAR_TYPE_SIZE): Don't #define .
3091 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
3092 (USER_LABEL_PREFIX): Don't #undef /#define .
3093 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
3094 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
3095 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
3096 (ASM_SPEC): Likewise.
3097 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
3098 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
3099 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
3100 (LIB2FUNCS_EXTRA): Define.
3101 * t-sh64 (LIB2FUNCS_EXTRA): Define.
3102 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
3103 (LIB1ASMFUNCS_CACHE): Define.
3104 (LIB2FUNCS_EXTRA): Redefine empty.
3106 2002-04-08 Richard Henderson <rth@redhat.com>
3108 * reorg.c (get_branch_condition): Use reversed_comparison_code.
3110 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3112 * config/m68hc11/larith.asm (__map_data_section): Fix condition
3113 and optimize for size.
3114 (__do_global_ctors): Fix pointer comparison.
3115 (__do_global_dtors): Likewise.
3117 2002-04-09 David S. Miller <davem@redhat.com>
3119 * config/sparc/sparc.c (sparc_extra_constraint_check): New
3120 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
3121 allow reloading pseudos.
3122 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
3123 * config/sparc/sparc-protos.h: Declare it.
3125 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
3126 unsigned comparison warning.
3127 (output_restore_regs): Mark leaf_function as unused.
3129 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3131 * expr.c (is_aligning_offset): New function.
3132 (expand_expr, case COMPONENT_EXPR): Call it.
3134 2002-04-08 David S. Miller <davem@redhat.com>
3137 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
3139 Make init_priority work on Sparc when using GNU ld.
3140 * config/sparc/linux.h, config/sparc/linux64.h,
3141 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
3142 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
3143 * config/sparc/sol2-gld.h: New file to do the same.
3144 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
3145 sparc/sol2-gld.h to tm_file.
3147 PR optimization/4328
3148 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
3149 * doc/md.texi: Document it.
3150 * config/sparc/sparc.md (movdi_insn_sp64_novis,
3151 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
3152 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
3153 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
3154 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
3156 2002-04-08 Andreas Jaeger <aj@suse.de>
3158 * stmt.c (expand_asm_operands): Revert last patch from Richard
3161 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3163 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
3164 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
3166 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3168 * doc/contrib.texi (Contributors): Add David O'Brien.
3170 2002-04-08 Alan Modra <amodra@bigpond.net.au>
3172 * configure.in (auto-build.h): Use target_alias and build_alias
3173 when running configure.
3174 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
3175 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
3176 * configure: Regenerate.
3178 2002-04-07 David S. Miller <davem@redhat.com>
3180 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
3182 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3185 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
3186 generating 32-bit pic code.
3188 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
3190 * cppinit.c (cpp_create_reader): Initialize
3191 discard_comments_in_macro_exp.
3192 (COMMAND_LINE_OPTIONS): Add "-CC" option.
3193 (cpp_handle_option): Handle "-CC" option.
3194 * cpplex.c (save_comment): If saving a C++ comment in
3195 a directive, convert it to a C comment.
3196 (_cpp_lex_direct): Pass second comment start character to
3197 save_comment to indicate comment type.
3198 * cpplib.c (_cpp_handle_directive): If processing
3199 a "#define" directive and discard_comments_in_macro_exp
3200 is false, re-enable saving of comments.
3201 (lex_macro_node): If discard_comments_in_macro_exp is false,
3202 discard any comments before the macro identifier.
3203 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
3205 * cppmacro.c (cpp_get_token): If expanding a macro while
3206 processing a directive, discard any comments we might encounter.
3207 (parse_params): If discard_comments_in_macro_exp is false,
3208 ignore comments in the macro parameter list.
3209 * gcc.c (cpp_unique_options): Add "-CC" option.
3210 (option_map): Map "--comments-in-macros" to "-CC".
3211 * doc/cppopts.texi: Document "-CC" option.
3212 * f/lang-specs.h: Add "-CC" option.
3213 * testsuite/gcc.dg/cpp/maccom1.c: New test.
3214 * testsuite/gcc.dg/cpp/maccom2.c: New test.
3215 * testsuite/gcc.dg/cpp/maccom3.c: New test.
3216 * testsuite/gcc.dg/cpp/maccom4.c: New test.
3217 * testsuite/gcc.dg/cpp/maccom5.c: New test.
3218 * testsuite/gcc.dg/cpp/maccom6.c: New test.
3220 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
3223 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
3225 2002-04-06 Mark Mitchell <mark@codesourcery.com>
3228 * stor-layout.c (layout_decl): Reset the RTL for the decl.
3231 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
3232 RTX_UNCHANGING_P for the functions arguments when a tail call
3235 2002-04-06 Jason Merrill <jason@redhat.com>
3237 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
3238 (parse_options_and_default_flags): Set them appropriately.
3239 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
3241 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
3243 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
3246 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
3249 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
3250 types come in by-reference. Fix typo in comment.
3252 2002-04-05 David S. Miller <davem@redhat.com>
3254 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
3255 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
3256 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
3257 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
3259 2002-04-05 David S. Miller <davem@redhat.com>
3261 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
3262 are not going to emit return instructions, emit at least a nop
3263 for the sake of sane backtraces.
3265 2002-04-05 Richard Henderson <rth@redhat.com>
3267 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
3269 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
3271 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
3273 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
3275 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
3276 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
3277 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
3279 2002-04-05 Andreas Schwab <schwab@suse.de>
3281 * c-convert.c: Include c-common.h.
3282 * Makefile.in (c-convert.o): Updated.
3284 2002-04-05 Jakub Jelinek <jakub@redhat.com>
3286 * mklibgcc.in: Use separate libgcc.map for each multilib.
3287 * Makefile.in (distclean): Don't remove libgcc.map here.
3289 2002-04-05 Jakub Jelinek <jakub@redhat.com>
3291 * Makefile.in (s-mlib): Handle --disable-multilib by separate
3292 genmultilib invocation.
3294 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
3296 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
3297 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
3298 to num_gprs for symmetry.
3299 * config/mips/mips.c: Adjust accordingly.
3301 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
3303 * c-common.c (truthvalue_conversion): Rename, update.
3304 * c-common.h (c_common_truthvalue_conversion): New.
3305 * c-convert.c (convert): Update.
3306 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
3307 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
3308 * c-typeck.c (build_binary_op, build_unary_op,
3309 build_conditional_expr): Update.
3310 * fold-const.c (constant_boolean_node, fold): Use langhook.
3311 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
3312 * langhooks.h (struct lang_hooks): New hook.
3313 * stmt.c (expand_decl_cleanup): Use langhook.
3314 * tree.h (truthvalue_conversion): Remove.
3316 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
3318 2002-04-05 Alan Modra <amodra@bigpond.net.au>
3320 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
3321 Add rules to make null object file.
3323 2002-04-04 Jim Blandy <jimb@redhat.com>
3325 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
3326 macro formal parameter names.
3328 2002-04-04 David S. Miller <davem@redhat.com>
3330 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
3332 2002-04-04 Richard Henderson <rth@redhat.com>
3335 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
3336 Support copies into and out of memory. Don't accept allows_reg
3337 and allows_mem as gospel.
3339 2002-04-04 Richard Henderson <rth@redhat.com>
3342 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
3343 (write_dependence_p): Likewise.
3345 2002-04-04 Richard Henderson <rth@redhat.com>
3347 * predict.c (estimate_bb_frequencies): Do frequency calculation
3348 with a volatile temporary.
3350 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
3352 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
3354 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3357 * final.c (final_start_function): Don't bump profile_label_no here...
3358 (final_end_function): ...but here.
3360 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3362 * config/sparc/sparc.md (pic): New attribute.
3363 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
3365 (split after do_builtin_setjmp_setup): New.
3367 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3370 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
3373 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3375 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
3376 UNITS_PER_WORD for zero sized aggregates.
3378 2002-04-03 David S. Miller <davem@redhat.com>
3380 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
3381 one-character spec for this, just use %(link_gcc_c_sequence).
3383 2002-04-03 David S. Miller <davem@redhat.com>
3385 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
3388 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
3390 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
3391 (DWARF_FRAME_RETURN_COLUMN): Move.
3392 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3393 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
3394 * pa.c (except.h, predict.h): Include.
3396 (store_reg_modify, set_reg_plus_d): Revise prototypes.
3397 (output_ascii): Add cast.
3398 (store_reg_modify): Revise to add frame notes.
3399 (set_reg_plus_d): Likewise.
3400 (compute_frame_size): Include space for eh data registers in frame if
3401 the current function calls eh_return.
3402 (hppa_expand_prologue): Ensure register %r2 is saved if the current
3403 function calls eh_return. Save eh data registers if the current
3404 function calls eh_return. Fix code to add frame notes. Emit
3405 blockage to prevent insns with frame notes being scheduled in the
3406 delay slot of calls.
3407 (hppa_expand_epilogue): Restore eh data registers and do final stack
3408 adjustment if the current function calls eh_return. Don't add frame
3410 (output_call): Revise for change in length of call insn. Don't do
3411 return pointer adjustment for an unconditional jump in the delay slot
3412 of a call when using frame notes.
3413 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
3414 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
3415 (ARG_POINTER_CFA_OFFSET): Define.
3416 * pa.md (return_external_pic): New pattern.
3417 (prologue): Correct formatting. Use return_external_pic if current
3418 function calls eh_return.
3419 (call_internal_symref, call_value_internal_symref,
3420 sibcall_internal_symref, sibcall_value_internal_symref): Change default
3421 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
3423 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
3425 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
3426 list of targets to check using "nop" insn.
3427 * configure: Rebuilt.
3429 2002-04-04 Alan Modra <amodra@bigpond.net.au>
3431 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
3433 2002-04-03 David S. Miller <davem@redhat.com>
3435 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
3436 library sequence passed to the linker.
3437 (LINK_COMMAND_SPEC): Use it.
3438 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
3439 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
3440 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
3442 2002-04-03 Jason Merrill <jason@redhat.com>
3444 * except.c (struct eh_status): Remove protect_list.
3445 (begin_protect_partials, end_protect_partials): Remove.
3446 (add_partial_entry): Remove.
3447 * except.h: Remove prototypes.
3449 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
3450 expand_decl_cleanup_eh.
3453 * tree.h (CLEANUP_EH_ONLY): New macro.
3454 * stmt.c (expand_decl_cleanup_eh): New fn.
3455 (expand_cleanups): Check CLEANUP_EH_ONLY.
3456 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
3457 Use expand_decl_cleanup_eh.
3458 (expand_stmt): Adjust.
3459 * c-common.h: Adjust prototype.
3461 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
3463 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
3464 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
3465 (cris_target_asm_function_epilogue): Ditto.
3466 (cris_initial_frame_pointer_offset): Ditto.
3467 (cris_simple_epilogue): Ditto.
3468 (cris_expand_builtin_va_arg): Variable-size types come in
3471 2002-04-03 David S. Miller <davem@redhat.com>
3473 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
3475 (set_fast_math): Correct 'fsr' type.
3477 2002-04-03 Richard Henderson <rth@redhat.com>
3480 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
3481 * toplev.c (check_global_declarations): Use it.
3482 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
3483 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3484 (LANG_HOOKS_DECLS): Add it.
3485 * langhooks.c (lhd_warn_unused_global_decl): New.
3486 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3487 * c-objc-common.c (c_warn_unused_global_decl): New.
3488 * c-tree.h (c_warn_unused_global_decl): Declare.
3489 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3491 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
3493 * langhooks-def.h (lhd_set_decl_assembler_name,
3494 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
3495 (LANG_HOOKS_INITIALIZER): Update.
3496 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
3497 * langhooks.h (struct lang_hooks): New hook.
3498 * tree.c (set_decl_assembler_name): Move to langhooks.c.
3499 (lang_set_decl_assembler_name): Remove.
3500 (init_obstacks): Don't set hook.
3501 (decl_assembler_name): New function.
3502 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
3503 (decl_assembler_name): New.
3504 (lang_set_decl_assembler_name): Remove.
3506 2002-04-03 Jakub Jelinek <jakub@redhat.com>
3508 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
3509 works properly with .hidden symbols.
3510 * configure: Rebuilt.
3511 * config.in: Rebuilt.
3512 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3513 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
3514 properly with .hidden symbols.
3516 2002-04-03 Jakub Jelinek <jakub@redhat.com>
3519 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
3522 2002-04-03 Richard Henderson <rth@redhat.com>
3525 * sched-rgn.c (sets_likely_spilled): New.
3526 (sets_likely_spilled_1): New.
3527 (add_branch_dependences): Use it.
3529 2002-04-02 Richard Henderson <rth@redhat.com>
3532 * loop.h (LOOP_FIRST_PASS): New.
3533 * loop.c (strength_reduce): Mind it when deciding to unroll.
3534 * toplev.c (rest_of_compilation): Set it.
3536 2002-04-02 David S. Miller <davem@redhat.com>
3538 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
3539 mems_ok_for_ldd_peep when the order of the loads being examined
3541 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
3542 existing comment to increase comprehension of this situation.
3544 2002-04-02 Zack Weinberg <zack@codesourcery.com>
3546 * config/sh/sh.md: Don't use union real_extract.
3548 2002-04-02 Richard Henderson <rth@redhat.com>
3550 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
3552 2002-04-02 David O'Brien <obrien@FreeBSD.org>
3554 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
3555 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
3556 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
3557 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
3558 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
3559 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
3560 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
3561 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
3562 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
3563 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
3564 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
3565 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
3566 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
3567 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
3568 Include as many configury headers via tm_file as possible. This
3569 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
3570 * config/openbsd-oldgas.h: New file.
3571 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
3572 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
3573 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
3574 config/i386/i386-coff.h, config/i386/i386-interix.h,
3575 config/i386/iscdbx.h, config/i386/linux-aout.h,
3576 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
3577 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
3578 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
3579 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
3580 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
3581 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
3582 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
3583 config/i386/vxi386.h: Do not directly include configury headers.
3584 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
3585 Directly include configury headers that are no longer automatically
3586 included by the above headers.
3587 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
3588 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
3589 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
3590 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
3591 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
3592 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
3593 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
3594 (TARGET_VERSION): Define.
3595 * config/i386/beos-elf.h, config/i386/freebsd.h,
3596 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
3597 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
3598 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
3599 config/i386/sco5.h, config/i386/sysv4.h
3600 (TARGET_VERSION): Do not need to protect.
3601 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
3602 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
3603 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
3604 config/i386/i386-interix.h, config/i386/linux-aout.h,
3605 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
3606 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
3607 (YES_UNDERSCORES): Do not define - not needed.
3608 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
3609 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3610 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
3611 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
3612 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3613 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
3614 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
3615 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
3617 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
3618 Richard Henderson <rth@redhat.com>
3621 * function.c (assign_temp): Accept either type or decl argument.
3622 Detect variables whose size is too large to fit into an integer.
3623 * stmt.c (expand_decl): Pass the decl, not the type.
3625 2002-04-02 David O'Brien <obrien@FreeBSD.org>
3627 * protoize.c: Match include directory usage with cppdefault.c.
3629 2002-04-03 Jeffrey A Law (law@redhat.com)
3630 Hans-Peter Nilsson <hp@bitrange.com>
3632 * combine.c (simplify_comparison): Avoid narrowing a comparison
3633 with a paradoxical subreg when doing so would drop signficant bits.
3635 2002-04-02 Steve Ellcey <sje@cup.hp.com>
3637 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
3638 if POINTERS_EXTEND_UNSIGNED is defined.
3640 2002-04-02 Richard Henderson <rth@redhat.com>
3643 * local-alloc.c (contains_replace_regs): LO_SUM may contain
3646 2002-04-02 Richard Henderson <rth@redhat.com>
3648 * doc/standards.texi: Document required freestanding libc entry points.
3650 2002-04-02 Alan Modra <amodra@bigpond.net.au>
3652 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
3653 associated splitter. Remove MQ constraint.
3654 (ctrdi_internal4): Correct CCmode clobber.
3656 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
3658 * milli64.S ($$dyncall): New function.
3659 * t-linux (LIB1ASMFUNCS): Revise module list.
3660 (LIB1ASMSRC): Use pa/milli64.S.
3662 2002-04-02 Richard Henderson <rth@redhat.com>
3664 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
3665 rename solaris_sys_varargs_h.
3667 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3669 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
3670 the same mode as its component.
3672 2002-04-02 Richard Henderson <rth@redhat.com>
3675 * final.c (this_is_asm_operands): Export.
3676 * output.h (this_is_asm_operands): Declare.
3677 * config/i386/i386.c (print_operand): Error odd asm operands.
3679 2002-04-02 Richard Henderson <rth@redhat.com>
3682 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
3684 2002-04-01 Richard Henderson <rth@redhat.com>
3687 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
3688 * fixinc/fixincl.x: Rebuild.
3690 2002-04-01 Richard Henderson <rth@redhat.com>
3692 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
3693 (atomic_alloc, atomic_free): New.
3694 (SIZE, MASK_FOR, PTR_IN): New.
3695 (emergency_reg_state, emergency_reg_state_free): New.
3696 (emergency_labeled_state, emergency_labeled_state_free): New.
3697 (reg_state_alloced, labeled_state_alloced): New.
3698 (alloc_reg_state, free_reg_state): New.
3699 (alloc_label_state, free_label_state, free_label_states): New.
3700 (push, pop, dup_state_stack, free_state_stack): Use them.
3701 (desc_label_state): Likewise.
3702 (uw_frame_state_for): Free label states and state stack.
3703 (uw_update_reg_address): Eliminate warnings.
3705 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
3707 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
3708 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
3710 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3712 * c-decl.c (grokdeclarator): Update.
3713 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3714 * c-tree.h (c_mark_addressable): New.
3715 * c-typeck.c (default_function_array_conversion, build_unary_op,
3716 build_array_ref, convert_for_assignment): Update.
3717 (mark_addressable): Rename.
3718 * calls.c (try_to_integrate, expand_call): Use langhook.
3719 * expr.c (expand_expr): Use langhook.
3720 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
3721 * langhooks.h (struct lang_hooks): New hook.
3722 * stmt.c (expand_asm_operands): Use langhook.
3723 * tree.h (mark_addressable): Remove.
3725 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3727 2002-04-01 Bob Wilson <bob.wilson@acm.org>
3729 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
3732 2002-04-01 Bob Wilson <bob.wilson@acm.org>
3734 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
3735 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
3737 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3739 * c-common.c (unsigned_conversion_warning, convert_and_check,
3740 unsigned_type, signed_type, shorten_compare,
3741 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
3742 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
3743 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
3745 * c-decl.c (grokdeclarator): Update.
3746 * c-format.c (check_format_types): Update.
3747 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3748 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3749 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
3750 * convert.c (convert_to_integer): Use new hooks.
3751 * expmed.c (make_tree): Use new hooks.
3752 * expr.c (store_expr): Use new hooks.
3753 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
3754 all_ones_mask_p, unextend, fold): Use new hooks.
3755 * langhooks.h (struct lang_hooks_for_types): New hooks.
3756 * tree.h (signed_or_unsigned_type, signed_type,
3757 unsigned_type): Remove.
3759 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3760 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3762 2002-03-31 Richard Henderson <rth@redhat.com>
3764 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
3765 (desc_frgr_mem): Fix reference to f16-f31.
3767 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3769 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3770 RTVEC_ELT): Const-ify.
3771 * varray.h (VARRAY_CHECK): Const-ify.
3772 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
3773 ggc_mark_rtvec, ggc_mark): Const-ify.
3775 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3777 * diagnostic.c: Include langhooks-def.h.
3778 * Makefile.in (diagnostic.o): Update.
3780 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3782 * c-common.c (c_unsafe_for_reeval): Rename.
3783 * c-common.h (c_unsafe_for_reeval): Rename.
3784 * c-decl.c (finish_incomplete_decl): Rename.
3785 (c_init_decl_processing): Don't set langhook.
3786 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3787 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3788 * c-objc-common.c (c_objc_common_init): Don't set langhook.
3789 * c-tree.h (finish_incomplete_decl): Rename.
3790 * langhooks-def.h (lhd_unsafe_for_reeval): New.
3791 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
3792 (LANG_HOOKS_INITIALIZER): Update.
3793 * langhooks.c (lhd_unsafe_For_reeval): New.
3794 * langhooks.h (struct langhooks): New hooks.
3795 * toplev.c (incomplete_decl_finalize_hook): Remove.
3796 (wrapup_global_declarations): Update.
3797 * tree.c (lang_unsafe_for_reeval): Remove.
3798 (unsafe_for_reeval): Update.
3799 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
3802 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3803 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3805 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3807 * diagnostic.c (print_error_function): Remove.
3808 (default_print_error_function): Rename.
3809 (report_error_function): Update.
3810 * diagnostic.h (print_error_function): Remove.
3811 (default_print_error_function): Remove.
3812 * langhooks-def.h (struct diagnostic_context): Predeclare.
3813 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
3814 (LANG_HOOKS_INITIALIZER): Update.
3815 * langhooks.h (struct diagnostic context): Predeclare.
3816 (struct lang_hooks): New hook.
3818 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3820 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
3821 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
3823 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
3824 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
3825 of PIC_OFFSET_TABLE_REGNUM thruout.
3826 * config/rs6000/rs6000.md: Likewise.
3827 * config/rs6000/darwin.h: Likewise.
3829 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3831 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
3832 unsigned HOST_WIDE_INT, not unsigned int.
3834 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3836 PR middle-end/6096, middle-end/6098, middle-end/6099
3837 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
3839 (fill_slots_from_thread): Likewise.
3841 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3843 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
3844 floating fields in float regs.
3845 (function_arg_record_value_2): Likewise.
3847 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
3849 * config/mmix/mmix.md (define_constants): Remove misleading
3850 FIXME. Add MMIX_fp_rO_OFFSET.
3851 ("nonlocal_goto_receiver"): Don't have stack-frame address of
3852 saved rO as part of the pattern. Remove FIXME.
3853 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
3854 here, at output-time.
3856 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3859 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
3861 (output_v9branch): Likewise.
3863 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
3865 * gcc.c: Revert previous patch for now.
3866 * config/i386/djgpp.h: Likewise.
3868 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
3870 * config/mmix/crti.asm (_init): Register _fini with atexit.
3871 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
3873 2002-03-31 Richard Henderson <rth@redhat.com>
3876 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
3877 (ASM_OUTPUT_DEF_FROM_DECLS): New.
3879 2002-03-31 Richard Henderson <rth@redhat.com>
3881 * libgcc2.c (__bb_exit_func): Make static.
3883 * config/alpha/alpha.md (trap): New.
3885 2002-03-31 Richard Henderson <rth@redhat.com>
3887 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
3888 promoted argument types; build trap.
3889 (expand_builtin_trap): New.
3890 (expand_builtin): Use it.
3891 * stmt.c (expand_nl_goto_receivers): Likewise.
3892 * expr.h (expand_builtin_trap): Declare.
3893 * libfuncs.h (LTI_abort, abort_libfunc): New.
3894 * optabs.c (init_optabs): Init abort_libfunc.
3896 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
3898 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
3899 (LINK_COMMAND_SPEC): ... from here.
3900 (init_gcc_specs): Duplicate it here too, omitting
3901 shared_name in the second copy.
3902 (init_spec): Test for duplicate
3903 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
3905 2002-03-30 David S. Miller <davem@redhat.com>
3907 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3908 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
3910 2002-03-30 Roger Sayle <roger@eyesopen.com>
3911 Richard Henderson <rth@redhat.com>
3913 * regmove.c (combine_stack_adjustments_for_block): Avoid
3914 emitting a stack adjustment of zero bytes. Let delete_insn
3917 2002-03-30 Richard Henderson <rth@redhat.com>
3919 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
3920 (sparc_emitting_epilogue): New.
3921 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
3922 * config/sparc/sparc-protos.h: Update.
3923 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
3924 (TARGET_SWITCHES): Update.
3925 * config/sparc/sparc.md (return): Remove.
3926 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
3927 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
3928 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
3929 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
3930 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
3931 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
3932 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
3933 Remove MASK_EPILOGUE.
3934 * doc/invoke.texi: Update.
3936 2002-03-30 Daniel Berlin <dan@dberlin.org>
3938 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
3939 CPP will start the file for us.
3941 2002-03-30 Richard Henderson <rth@redhat.com>
3944 * config/ia64/ia64.c (group_barrier_needed_p): Special case
3945 prologue_allocate_stack.
3946 (ia64_single_set): Use insn codes for recognition of special
3947 cases, not rtl matching.
3948 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
3950 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
3952 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
3954 2002-03-30 Richard Henderson <rth@redhat.com>
3957 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
3958 or -fomit-frame-pointer with profiling.
3959 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3960 (FUNCTION_PROFILER): Do nothing.
3961 (PROFILE_HOOK): New.
3962 * config/sparc/sparc.c (sparc_override_options): Don't check
3963 code models for profiling.
3964 (sparc_function_profiler): Remove.
3965 (sparc_profile_hook): New.
3966 * config/sparc/sparc-protos.h: Update.
3968 2002-03-30 Jakub Jelinek <jakub@redhat.com>
3970 PR optimization/6086
3971 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
3972 of SUBREG of volatile MEM or because the MEM was mode dependent,
3973 return CLOBBER instead of unmodified SUBREG.
3975 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
3977 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
3978 when not optimizing.
3980 * toplev.c (rest_of_compilation): Cann mark_constant_function
3981 only when optimizing.
3983 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
3986 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
3987 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
3988 (try_optimize_cfg): clear all AUX fields.
3990 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
3991 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
3992 (ix86_address_cost): Be prepared for SUBREGed registers.
3993 (legitimate_address_p): Accept SUBREGed registers.
3995 2002-03-29 Richard Henderson <rth@redhat.com>
3998 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
4000 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4002 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
4003 for aggregate and TFmode types.
4005 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
4007 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
4009 2002-03-29 Richard Henderson <rth@redhat.com>
4012 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
4013 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
4015 2002-03-29 Richard Henderson <rth@redhat.com>
4018 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
4019 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
4020 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
4021 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
4023 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
4025 2002-03-29 Dale Johannesen <dalej@apple.com>
4027 * loop.c (combine_movables): Do allow combination of pseudos.
4029 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
4031 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
4032 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
4033 No functional change except ...
4034 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
4035 * doc/install.texi (*-*-freebsd*): Document port configuration.
4037 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
4039 * Makefile.in (convert.o, calls.o, expmed.o): Update.
4040 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
4042 * builtin-types.def (BT_PTRMODE): Update.
4043 * c-common.c (type_for_size): Rename c_common_type_for_size.
4044 (type_for_mode): Similarly.
4045 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
4047 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
4048 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
4049 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
4051 * c-typeck.c (common_type, comptypes, default_conversion):
4053 * calls.c: Include langhooks.h.
4054 (emit_library_call_value_1): Use new hooks. Avoid redundant
4056 * convert.c: Include langhooks.h
4057 (convert_to_pointer, convert_to_integer): Use new hooks.
4058 * except.c (init_eh): Similarly.
4059 * expmed.c: Include langhooks.h.
4060 (expand_mult_add): Use new hooks.
4061 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
4062 try_casesi): Similarly.
4063 * fold-const.c (optimize_bit_field_compare, make_range,
4064 decode_field_reference, fold_truthop, fold): Similarly.
4065 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
4066 put_var_into_stack): Similarly.
4067 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
4068 LANG_HOOKS_TYPE_FOR_SIZE): New.
4069 (LANG_HOOKS_TYPES_INITIALIZER): Update.
4070 * langhooks.h (lang_hooks_for_types): New hooks.
4071 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
4072 * tree.c (get_unwidened, get_narrower): Similarly.
4073 * tree.h (type_for_mode, type_for_size): Remove.
4074 * varasm.c (force_const_mem): Use new hooks.
4075 * utils2.c (nonbinary_modular_operation): Update.
4077 * objc-act.c (handle_impent): Update.
4078 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
4081 2002-03-29 Steve Ellcey <sje@cup.hp.com>
4083 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
4084 * config/ia64/ia64.c (basereg_operand): New.
4085 * config/ia64/ia64-protos.h (basereg_operand): Declare.
4086 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
4088 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
4090 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
4091 unwind information when frame_pointer_needed.
4092 (mmix_assemble_integer): Tweak wording in comment.
4094 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
4096 * Makefile.in (except.o): Update.
4097 * except.c: Include langhooks.h.
4098 (init_eh): Use langhook.
4099 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
4100 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
4101 (LANG_HOOKS_INITIALIZER): Update.
4102 * langhooks.h (lang_hooks_for_types): New.
4103 (struct lang_hooks): Add it.
4104 * tree.c (make_lang_type_fn, make_lang_type): Remove.
4105 * tree.h (make_lang_type_fn, make_lang_type): Remove.
4107 * alpha/alpha.c: Include langhooks.h.
4108 (alpha_build_va_list): Use langhook.
4109 * d30v/d30v.c: Include langhooks.h.
4110 (d30v_build_va_list): Use langhook.
4111 * i386/i386.c: Include langhooks.h.
4112 (ix86_build_va_list): Use langhook.
4113 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
4114 * s390/s390.c: Include langhooks.h.
4115 (s390_build_va_list): Use langhook.
4116 * stormy16/stormy16.c: Include langhooks.h.
4117 (stormy16_build_va_list): Use langhook.
4119 2002-03-29 Jakub Jelinek <jakub@redhat.com>
4122 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
4124 (length): Compute variable length for branches/calls/jumps here.
4125 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
4126 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
4127 define branch_type attribute.
4128 (divsi3_sp32): Maximum length is 6 not 7.
4129 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
4130 call_address_untyped_struct_value_sp32,
4131 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
4132 * config/sparc/sparc.c (empty_delay_slot): New function.
4133 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
4134 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
4136 2002-03-29 Jakub Jelinek <jakub@redhat.com>
4138 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
4139 nonzero_bits if not needed.
4140 (nonzero_bits) [XOR]: Likewise.
4141 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
4142 reg_last_set_mode and mode are both MODE_INT, but not equal.
4143 (record_value_for_reg): Compute reg_last_set_nonzero_bits
4144 in nonzero_bits_mode for MODE_INT modes.
4146 2002-03-28 Richard Henderson <rth@redhat.com>
4149 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
4150 to GAS. Correct drift between alternatives.
4152 2002-03-28 Richard Henderson <rth@redhat.com>
4155 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
4157 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
4159 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
4160 emulation to the linker.
4162 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
4164 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
4165 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
4167 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
4169 * combine.c (simplify_and_const_int): Make sure to apply mask
4170 when force_to_mode returns a constant integer. PR3311.
4172 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
4174 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
4176 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4178 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
4179 and Objective-C Dialect Options.
4181 2002-03-28 Richard Henderson <rth@redhat.com>
4183 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
4184 comparison should be done vs !=0 not >0 return code. Tidy cases.
4186 2002-03-28 Richard Henderson <rth@redhat.com>
4188 * c-decl.c (finish_function): New arg can_defer_p. Pass it
4189 on to c_expand_body.
4190 * c-tree.h (finish_function): Update decl.
4191 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
4193 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
4195 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
4197 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
4199 * rtlanal.c: Include flags.h
4200 (may_trap_p): Do not mark FP operations if trapping
4201 if !flag_trapping_math
4202 * Makefile.in (rtlanal.o): Add dependency on flag.h
4203 * ifcvt.c (noce_operand_ok): Avoid the lameness.
4205 2002-03-27 Zack Weinberg <zack@codesourcery.com>
4207 * mips.md: Use dconst1, not 1.0, as first argument of
4208 REAL_VALUE_LDEXP. Don't use union real_extract.
4210 2002-03-28 Alan Modra <amodra@bigpond.net.au>
4212 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
4213 rather than $target. Heed program_prefix and
4214 program_transform_name. Search for gas in cross-compiler case too.
4215 "test -x" rather than "test -f".
4216 (gcc_cv_ld): Likewise.
4217 (gcc_cv_nm): Heed program_prefix and program_transform_name.
4218 (gcc_cv_objdump): Likewise.
4219 * configure: Regenerate.
4221 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4223 * Makefile.in (attribs.o): Update.
4224 * attribs.c: Include langhooks.h.
4225 (decl_attributes): Use langhook.
4226 * c-decl.c (insert_default_attributes): Rename.
4227 * c-tree.h (c_insert_default_attributes): New.
4228 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
4229 (LANG_HOOKS_INITIALIZER): Update.
4230 * langhooks.h (struct lang_hooks): New hook.
4231 * tree.h (insert_default_attributes): Remove.
4233 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
4235 2002-03-27 Andreas Schwab <schwab@suse.de>
4237 * config/i386/i386.c (classify_argument): Also check for
4240 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4242 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
4245 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
4247 * i960.md (ret): Set PC.
4248 (nonlocal_goto): Fix expander.
4249 * builtins.c (epxand_builin_longjmp): Check that we've emitted
4252 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
4254 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
4257 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4259 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
4260 assigning to BLOCK_FOR_INSN directly.
4262 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
4264 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
4266 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4268 * c-common.c (c_expand_expr): Fix prototype.
4269 * c-common.h (c_expand_expr): Always declare, update.
4270 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
4271 * c-objc-common.c (c_objc_common_init): No global hook.
4272 * expr.c (expand_expr): Use langhook.
4273 * expr.h (enum expand_modifier): Conditionally declare.
4274 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
4275 (LANG_HOOKS_INITIALIZER): Update.
4276 * langhooks.c (lhd_expand_expr): New.
4277 * langhooks.h (struct lang_hooks): New hook.
4278 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
4279 (lang_independent_init): Don't default hook.
4281 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
4283 2002-03-27 Richard Henderson <rth@redhat.com>
4286 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
4287 TARGET_CONST_GP. Simplify conditions.
4289 2002-03-27 Richard Henderson <rth@redhat.com>
4291 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
4292 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
4293 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
4295 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
4297 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
4298 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
4299 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
4300 Remove unnecessary masks.
4301 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
4302 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
4303 -mwindows, -mdll switches and their negations.
4305 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4307 * gcc-common.c (lang_mark_false_label_stack): Remove.
4308 * ggc.h (lang_mark_false_label_stack): Similarly.
4310 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
4312 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
4314 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
4315 or __rtems_ is defined.
4317 2002-03-26 Richard Henderson <rth@redhat.com>
4319 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
4320 if a non-trivial load was emitted.
4321 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
4322 in high+extra+low case.
4324 2002-03-26 Richard Henderson <rth@redhat.com>
4326 * config.gcc (sparc*-solaris): Use float_format=sparc.
4328 2002-03-26 Richard Henderson <rth@redhat.com>
4330 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
4331 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
4332 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
4333 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
4334 (WINT_TYPE_SIZE): Fix at 32.
4336 2002-03-26 Richard Henderson <rth@redhat.com>
4338 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
4339 until after eh landing pad generation.
4340 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
4341 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
4343 2002-03-26 Richard Henderson <rth@redhat.com>
4345 * expr.h (ADD_PARM_SIZE): One more convert for INC.
4347 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
4349 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
4350 and warning switches.
4351 (cc1_options): Likewise.
4353 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
4355 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
4356 Restore more of the signal context. Set no_reg_stack_frame.
4357 * config/ia64/unwind-ia64.c (unw_state_record):
4358 Add no_reg_stack_frame, comments.
4359 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
4360 (uw_update_context): Adjust bsp when unwinding from leaf,
4361 but not signal frame.
4363 2002-03-26 David Edelsohn <edelsohn@gnu.org>
4365 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
4367 2002-03-26 Bob Wilson <bob.wilson@acm.org>
4369 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
4371 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
4374 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
4375 "Add a pool_range attribute", which was lost during the ARM/Thumb
4378 2002-03-26 Bob Wilson <bob.wilson@acm.org>
4380 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
4381 a register into the MAC16 accumulator.
4383 2002-03-26 Andrew Cagney <ac131313@redhat.com>
4385 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
4386 (Warning Options): Document -Wswitch-enum.
4387 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
4389 (warn_switch_enum): Define variables.
4390 * flags.h (warn_switch_enum): Declare variables.
4391 * stmt.c (expand_end_case_type): When warn_switch_enum /
4392 -Wswitch-enum, perform switch checks.
4395 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
4397 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
4398 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
4399 (reload_muladdsi_compare0_scratch): Delete.
4401 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
4403 * doc/install.texi (*-*-freebsd*): Update.
4405 2002-03-26 Richard Henderson <rth@redhat.com>
4407 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
4408 (SUB_PARM_SIZE): Cast DEC to ssizetype.
4410 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
4411 types from the normal argument frame.
4413 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
4414 variable sized objects by reference.
4415 (sparc_va_arg): Receive them by reference too.
4417 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
4419 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
4420 code to not restoring global registers.
4422 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
4424 * Makefile.in (ggc-common.o): Update.
4425 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
4426 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
4427 * c-tree.h (c_mark_tree): New.
4428 * ggc-common.c: Include langhooks.h.
4429 (gcc_mark_trees): Use new langhook.
4430 * ggc-callbacks.c: Delete file.
4431 * ggc.h (lang_mark_tree): Remove.
4432 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
4433 (LANG_HOOKS_INITIALIZER): Update.
4434 * langhooks.h (struct lang_hooks): New hook.
4436 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
4438 2002-03-25 Zack Weinberg <zack@codesourcery.com>
4440 * doc/cpp.texi: Exclude entire Top node from printed manual.
4441 Move option index after directive index. Insert page breaks
4442 before GFDL and concept index. Index environment variables
4443 with command line options.
4444 * doc/cppenv.texi: Use @vtable for environment variable list.
4445 Add paragraph explaining semantics of empty elements in path
4446 variables. Exclude a cross-reference to Fishkill from the
4447 manpage. Remove an unnecessary cross-reference of the entry
4448 right above the referer. Don't use @anchor in text that goes
4450 * doc/cppopts.texi: Cross-reference the environment variables
4451 section, not the specific environment variable, for consistency.
4453 2002-03-25 Richard Henderson <rth@redhat.com>
4455 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
4456 anywhere in the block. Don't refer to insns that have been
4457 removed from the chain. Iterate backward through the new insns.
4458 Don't refer to edges that have been removed.
4460 2002-03-26 Alan Modra <amodra@bigpond.net.au>
4462 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
4463 test for overflow of constant.
4465 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
4468 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
4469 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
4470 these patterns on arm_archv4.
4472 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
4474 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
4477 2002-03-25 Zack Weinberg <zack@codesourcery.com>
4479 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
4480 float_handled, float_handler, float_signal, set_float_handler,
4481 and do_float_handler. Set handler for SIGFPE to crash_signal.
4482 * toplev.h: Don't prototype do_float_handler.
4484 * c-lex.c: Fold parse_float into lex_number. Make warning
4485 about portability of hex float constants more informative, and
4486 don't issue it on top of a syntax error.
4487 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
4489 * real.h: Define REAL_VALUE_ABS here...
4490 * simplify-rtx.c: ... not here. Fold check_fold_consts,
4491 simplify_unary_real, simplify_binary_real, and
4492 simplify_binary_is2orm1 into their callers.
4493 * tree.c: Fold build_real_from_int_cst_1 into caller.
4495 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
4497 * tsystem.h: Include float.h here...
4498 * libgcc2.c: ... not here.
4500 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
4502 Fixes for: PR bootstrap/3591, target/5676
4503 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
4504 defined. Do not disable exceptions or rtti.
4505 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
4506 mcore.h. Disable exceptions and rtti, since they are not
4509 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
4511 * c-decl.c (maybe_build_cleanup): Remove.
4512 * expr.c (expand_expr): Use langhook.
4513 * langhooks-def.h (lhd_return_null_tree,
4514 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
4515 (LANGHOOKS_INITIALIZER): Update.
4516 * langhooks.c (lhd_return_null_tree): New.
4517 * langhooks.h (struct lang_hooks): New hook.
4518 * tree-inline.c (initialize_inlined_parameters): Use langhook.
4519 * tree.h (maybe_build_cleanup): Remove.
4521 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4523 * regrename.c (build_def_use): Move recog_memoized
4524 before extract_insn.
4526 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4529 * expr.c (emit_group_store): Handle storing into CONCAT.
4531 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4533 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
4534 corresponding MATCH_DUP.
4536 2002-03-24 Richard Henderson <rth@redhat.com>
4538 * unroll.c (unroll_loop): Zero label_map.
4540 * gcse.c: Include except.h.
4541 * Makefile.in (gcse.o): Update.
4543 2002-03-24 Richard Henderson <rth@redhat.com>
4545 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
4546 Do resolve_unique_section before shared data clause.
4548 2002-03-24 Richard Henderson <rth@redhat.com>
4550 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
4552 2002-03-24 Richard Henderson <rth@redhat.com>
4554 * recog.c (peephole2_optimize): Split blocks when EH insns are
4555 generated in the middle of a block. Do global life update if
4558 2002-03-24 Richard Henderson <rth@redhat.com>
4560 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
4562 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4565 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
4566 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
4567 (init_dependency_output): Don't make no_output decision here.
4569 2002-03-24 Andrew Cagney <ac131313@redhat.com>
4571 * stmt.c (check_for_full_enumeration_handling): Remove tests of
4572 warn_switch. Update description.
4573 (expand_end_case_type): Call check_for_full_enumeration_handling
4576 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4578 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
4579 (m68hc11_split_move): Call it to see if the source and destination
4580 operands use the same direction auto inc/dec mode, otherwise make the
4581 source an offsetable memory operand and generate an add.
4583 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4585 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
4586 register for operand 2.
4587 ("*subsi3_zero_extendqi"): Likewise.
4588 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
4589 bits so that it is compatible with a pop.
4590 ("*andhi3_gen"): Likewise.
4591 ("xorhi3"): Likewise.
4593 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4595 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
4597 (cpp_post_options): ... not here.
4599 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4600 Aldy Hernandez <aldyh@redhat.com>
4602 Removal of separate preprocessor cpp0.
4604 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
4605 cpp0, install-common): Update.
4606 * c-common.c (flag_preprocess_only): New.
4607 (c_common_init): Preprocess for -E.
4608 * c-common.h (flag_preprocess_only): New.
4609 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
4610 * c-objc-common.c (c_init_decl_processing): Exit quickly
4611 for NULL return from c_common_init.
4612 * cpplib.h (cpp_preprocess_file): New.
4613 * cppmain.c (main, general_init, pfile, progname): Remove.
4614 (do_preprocessing): Rename cpp_preprocess_file, don't call
4615 cpp_finish. Don't close stdout here.
4616 (setup_callbacks): Update prototype.
4617 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
4619 * tradcpp.c (main): Ignore -quiet.
4621 * lang-specs.h (default_compilers): Preprocess with cc1obj.
4623 2002-03-24 Richard Henderson <rth@redhat.com>
4625 PR optimization/5742
4626 * machmode.def: Add inner mode field to complex modes.
4627 * config/mips/mips.c (mips_function_value): Always define. Add
4628 new argument to handle libcalls.
4629 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
4630 (FUNCTION_VALUE): Likewise.
4631 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
4632 * config/mips/mips-protos.h: Update.
4634 2002-03-23 Richard Henderson <rth@redhat.com>
4636 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
4637 * config/sparc/sparc-protos.h: Update.
4638 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
4640 2002-03-23 Richard Henderson <rth@redhat.com>
4642 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
4643 _start or _init begins the text segment.
4645 2002-03-23 David Edelsohn <edelsohn@gnu.org>
4647 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
4648 not HOST_WIDEST_INT.
4649 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
4651 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
4654 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
4655 operand argument to output_return_instruction.
4656 * arm.c (arm_print_operand, case 'd'): If the operand is
4657 const_true_rtx then just return.
4658 (arm_print_operand, case 'D'): If the operand is const_true_rtx
4661 2002-03-23 Andrew Cagney <ac131313@redhat.com>
4663 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
4664 (Warning Options): Document -Wswitch-default.
4665 * toplev.c (W_options): Add -Wswitch-default. Update comment on
4667 (warn_switch_default): Define variable.
4668 (warn_switch): Update comment.
4669 * flags.h (warn_switch_default): Declare variable.
4670 (warn_switch): Update comment.
4671 * stmt.c (expand_end_case): Check for and, when
4672 warn_switch_no_default, warn of a missing default case.
4674 2002-03-23 Alan Modra <amodra@bigpond.net.au>
4676 * real.h (N): Special case 128 bit doubles.
4678 * combine.c (simplify_comparison): When widening modes, ignore
4679 sign extension on CONST_INTs.
4681 2002-03-22 Bob Wilson <bob.wilson@acm.org>
4683 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
4684 passed to adjust_address. Fix comment formatting.
4687 2002-03-22 Zack Weinberg <zack@codesourcery.com>
4689 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
4690 Always make REAL_VALUE_TYPE a struct containing an array of
4691 HOST_WIDE_INT, not a double. Tidy up the code deciding how
4692 big it is. Don't declare or use union real_extract.
4694 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
4695 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
4696 (print_operand), config/arm/arm.c (output_move_double),
4697 config/arm/arm.md (consttable_4, consttable_8),
4698 config/romp/romp.c (output_fpops), config/s390/s390.h
4699 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
4700 (xtensa_output_literal): Don't use union real_extract.
4702 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
4703 (sfmode_constant_to_ulong), config/ns32k/merlin.h
4704 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
4705 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
4706 (PRINT_OPERAND): Don't use local version of union
4709 * config/convex/convex.c (check_float_value), config/vax/vax.c
4710 (vax_float_literal), config/m88k/m88k.md (divdf3),
4711 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
4712 config/pdp11/pdp11.c (output_move_quad): Don't do host
4713 arithmetic on target floating point quantities.
4715 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
4716 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
4718 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
4719 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
4721 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
4722 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
4724 * print-rtl.c (print_rtx): Disable code which needs
4725 floating-point emulator.
4726 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
4727 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
4728 depending on HOST_FLOAT_FORMAT to be defined properly.
4730 * config/1750a/1750a.c (get_double, float_label): Delete.
4731 (print_operand): Delete huge commented-out chunk. Use
4732 REAL_VALUE_TO_DECIMAL.
4733 * config/1750a/1750a-protos.h: Delete prototypes of deleted
4735 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
4737 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
4738 Use REAL_VALUE_TO_DECIMAL as ELF version does.
4739 * config/m88k/m88k.c (real_power_of_2_operand,
4740 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
4741 real_extract out of the union; run the input through
4742 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
4743 from that into the union.
4744 * config/pdp11/pdp11.c (output_move_double): Rearrange
4745 parentheses to make automatic indenter happy.
4747 * doc/tm.texi (Cross-compilation): Rename node to "Floating
4748 Point" and rewrite to describe current situation. Also adjust
4749 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
4751 * doc/rtl.texi: Adjust cross reference.
4753 2002-03-22 Bob Wilson <bob.wilson@acm.org>
4755 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
4756 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
4757 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
4758 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
4759 prevent use of sp as a reload register.
4760 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
4761 non_acc_reg_operand.
4762 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
4763 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
4764 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4765 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
4767 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4769 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
4770 * cpplex.c (unterminated): Delete.
4771 (parse_string): No string literal may extend over multiple
4772 lines. Suppress the error when preprocessing assembly.
4773 * cppmain.c (scan_translation_unit): Strings are single-line.
4775 * doc/cpp.texi: Update to match.
4777 2002-03-22 Jakub Jelinek <jakub@redhat.com>
4779 PR optimization/5854
4780 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
4782 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
4783 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
4784 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
4785 const0 if scratch register was not allocated.
4786 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
4787 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
4789 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
4790 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
4791 with GEN_INT (...) everywhere. Remove constraints in define_split
4793 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
4794 require scratch register for setting 0 into regs/non-pushable memory.
4796 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
4798 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
4799 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
4801 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
4803 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
4804 * cppinit.c (cpp_create_reader): On by default.
4805 (cpp_handle_option): Handle -W[no-]endif-labels.
4806 (cpp_post_options): Also enable if -pedantic.
4807 * cpplib.c (do_else): Use it.
4808 (do_endif): Likewise.
4809 * doc/cppopts.texi: Document new option.
4810 * doc/invoke.texi: Document new option.
4812 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
4814 * config/i386/i386.c, config/i386/i386.md: Change all occurences
4815 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
4817 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
4819 * flow.c (calculate_global_regs_live): Clear aux fields of
4822 2002-03-22 Jakub Jelinek <jakub@redhat.com>
4824 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
4825 REG or MEM subregs, pass rtx * instead of rtx to it.
4826 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
4827 rtx * instead of rtx to alter_subreg.
4828 * config/m32r/m32r.c (gen_split_move_double): Likewise.
4829 * config/pj/pj.c (pj_output_rval): Likewise.
4831 2002-03-22 Richard Henderson <rth@redhat.com>
4834 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
4835 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
4836 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
4837 (ia64_expand_prologue): Look at int_regs, not words, for number
4838 of incomming int regs.
4840 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
4842 * expr.c (expand_expr): A RESULT_DECL is part of a call.
4844 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
4846 * toplev.c (flag_loop_optimize, flag_crossjumping):
4847 New static variables.
4848 (rest_of_compilation): Conditionalize crossjumping and
4850 (parse_options_and_default_flags): Default loop_optimize and
4852 (lang_independent_options): Add -fcrossjumping and -floop-optimize
4853 * invoke.texi (crossjumping, loop-optimize): Document.
4855 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4857 * real.c (eiisneg): Move outside #ifdef NANS.
4859 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
4861 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
4862 frequencies match; avoid match on different loop depths.
4863 (try_crossjump_to_bb): Kill tests that no longer brings time
4865 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
4867 (split_edge): Likewise.
4869 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
4872 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
4873 * cfgrtl.c: Include insn-config.h
4874 (split_block) Dirtify block in presence of conditional execution
4876 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4878 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
4879 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
4880 (function_arg): Constify CUMULATIVE_ARGS.
4881 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
4882 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
4883 (UNITS_PER_DOUBLE): New macro.
4884 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
4885 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
4886 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
4887 fp_regs and stack_words.
4888 (EABI_FLOAT_VARARGS_P): New macro.
4889 * config/mips/mips.c (struct mips_arg_info): New.
4890 (mips_arg_info): New function.
4891 (function_arg_advance): Use it. Add adjustment instructions here
4892 rather than in function_arg.
4893 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
4894 for VOIDmode at the beginning of the function.
4895 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
4896 (function_arg_pass_by_reference): Likewise.
4897 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
4898 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
4899 (mips_va_start): Likewise. Use the new stack_words field of
4900 CUMULATIVE_ARGS to set up overflow area. Reformat.
4901 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
4902 doubles and other types, aligning the overflow pointer for non-doubles
4903 too. Remove some code duplication. Replace hard-coded constants.
4905 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4907 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
4908 (CLASS_UNITS): Undefine.
4909 (CLASS_MAX_NREGS): Use FP_INC.
4910 * config/mips/mips.c (compute_frame_size): Likewise.
4911 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
4913 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4915 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
4916 prototype, and handle lexing numbers and identifiers.
4917 (parse_identifier): Update to new form of parse_slow.
4918 (parse_number): Fast path only, use parse_slow otherwise.
4919 (_cpp_lex_direct): Update calls to parse_number.
4921 2002-03-21 DJ Delorie <dj@redhat.com>
4923 * bb-reorder.c (make_reorder_chain_1): Protect against
4924 when redundant edges are omitted.
4925 * predict.c (dump_prediction): Likewise.
4927 2002-03-21 Richard Henderson <rth@redhat.com>
4930 * fixinc/inclhack.def (solaris_stdio_tag): New.
4931 * fixinc/fixincl.x: Regenerate.
4933 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
4936 * c-typeck.c (process_init_element): Flag non-static
4937 initialization of a flexible array member as illegal.
4939 2002-03-22 Alan Modra <amodra@bigpond.net.au>
4941 * config/rs6000/t-linux64: New.
4942 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
4943 t-ppccomm. Use t-rs6000 and t-linux64.
4944 (powerpc64-*-gnu* <tmake_file>): Likewise.
4945 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
4946 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
4947 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
4949 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
4951 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
4952 flag_really_no_inline instead of optimize == 0.
4954 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
4956 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
4958 * flags.h (flag_really_no_inline): New.
4960 * c-common.c (c_common_post_options): Initialize
4961 flag_really_no_inline.
4963 * toplev.c (flag_really_no_inline): New.
4965 2002-03-21 Jakub Jelinek <jakub@redhat.com>
4967 * config/avr/avr.md (length): Fix length computation for
4968 conditional branches.
4970 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
4972 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
4973 sdbout.o, profile.o): Update.
4974 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
4976 * c-common.h (gettags): Move here from tree.h.
4977 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
4978 insert_block, getdecls, kept_level_p, global_bindings_p): New.
4979 * dbxout.c (dbxout_init): Use getdecls langhook.
4980 * expr.c (expand_expr): Use insert_block langhook.
4981 * fold-const.c: Include langhooks.h.
4982 (fold_range_test, fold_binary_op_with_conditional_arg,
4983 fold): Use global_bindings_p langhook.
4984 * integrate.c (expand_inline_function): Use insert_block langhook.
4985 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
4986 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
4987 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
4988 LANG_HOOKS_GETDECLS): New.
4989 (LANG_HOOKS_INITIALIZER): Update.
4990 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
4992 * langhooks.h (struct lang_hooks_for_decls): New.
4993 (struct lang_hooks): Update.
4994 * profile.c: Include langhooks.h.
4995 (output_func_start_profiler): Use new langhooks.
4996 * sdbout.c: Include langhooks.h.
4997 (sdbout_init, sdbout_finish): Use getdecls langhook.
4998 * stmt.c: Include langhooks.h.
4999 (expand_fixup, fixup_gotos): Use new langhooks.
5000 * stor-layout.c: Include langhooks.h.
5001 (variable_size): Use global_bindings_p langhook.
5002 * toplev.c (compile_file): Use getdecls langhook.
5003 * tree-inline.c (remap_block): Use insert_block langhook.
5004 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
5005 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
5007 2002-03-21 Richard Henderson <rth@redhat.com>
5009 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
5010 constants in .data when -fpic.
5012 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5014 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
5017 2002-03-21 Tom Tromey <tromey@redhat.com>
5019 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
5021 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5023 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
5025 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
5027 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
5028 Richard Henderson <rth@redhat.com>
5031 * c-common.c (c_expand_expr): Preserve result of a statement
5032 expression if needed.
5034 2002-03-21 Jakub Jelinek <jakub@redhat.com>
5037 * genrecog.c (maybe_both_true_mode): Remove.
5038 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
5039 * machmode.def (Pmode): Likewise.
5041 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
5043 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
5044 (nonlocal_mentioned_p_1): New function.
5045 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
5046 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
5047 (mark_constant_function): Recognize pure functions.
5048 * rtl.h (global_reg_mentioned_p): New prototype.
5049 * rtlanal.c (global_reg_mentioned_p,
5050 global_reg_mentioned_p_1): New function.
5052 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5054 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
5056 * fixinc/fixincl.x: Regenerate.
5058 2002-03-20 Jason Merrill <jason@redhat.com>
5060 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
5062 2002-03-20 Michael Meissner <meissner@redhat.com>
5064 * doc/invoke.texi (Optimize Options): Document that -O2 sets
5067 2002-03-20 Bob Wilson <bob.wilson@acm.org>
5069 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
5070 ".literal_position" directive before the constant pool.
5072 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5074 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
5075 Add Craig Rodrigues.
5076 Add Brad Lucier to testers.
5078 2002-03-20 Jakub Jelinek <jakub@redhat.com>
5081 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
5083 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
5084 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
5085 instead of insn_extract.
5087 2002-03-20 Jakub Jelinek <jakub@redhat.com>
5090 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
5092 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
5093 stmt if some case has been output.
5095 2002-03-20 Jakub Jelinek <jakub@redhat.com>
5098 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
5099 movsfcc_1, movdfcc_1): Add %O2.
5100 * config/i386/i386.c (print_operand): Handle %ON.
5101 Print . before float condition codes in Sun as cmov syntax.
5102 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
5103 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
5106 2002-03-20 Philip Blundell <pb@nexus.co.uk>
5108 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
5109 return instruction if PC was popped.
5111 2002-03-20 Bob Wilson <bob.wilson@acm.org>
5113 * config/xtensa/xtensa.md: Remove unused type attributes.
5114 (adddi_carry, subddi_carry): Change type attribute to "multi".
5116 2002-03-19 Dale Johannesen <dalej@apple.com>
5118 PR optimization/5999, middle-end/5731
5119 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
5120 multiplications by reciprocals.
5122 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
5124 * Makefile.in: Update.
5125 * c-common.c: Include langhooks.h.
5126 (inline_forbidden_p): Use new hook.
5127 * diagnostic.c: Include langhooks.h.
5128 (format_with_decl, announce_function,
5129 default_print_error_function): Use new hook.
5130 * dwarf2out.c (dwarf2_name): Use new hook.
5131 * function.c: Include langhooks.h.
5132 (init_function_start): Use new hook.
5133 * langhooks-def.h (lhd_decl_printable_name): New.
5134 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
5135 (LANGHOOKS_INITIALIZER): Update.
5136 * langhooks.c (lhd_decl_printable_name): New.
5137 * langhooks.h (struct lang_hooks): New hook.
5138 * toplev.c (decl_name, decl_printable_name): Remove.
5139 (open_dump_file): Use new hook.
5140 (process_options): Remove old hook.
5141 * tree.h (decl_printable_name): Remove.
5143 * objc-act.c (objc_init): Remove old hook.
5144 (objc_printable_name): Export.
5145 * objc-act.h (objc_printable_name): New.
5146 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
5148 2002-03-19 Jim Blandy <jimb@redhat.com>
5150 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
5151 the start_source_file debug hook, not the current line number.
5153 2002-03-19 Richard Henderson <rth@redhat.com>
5155 * flow.c (EH_USES): Provide default.
5156 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
5157 * doc/tm.texi (EH_USES): New.
5159 * config/ia64/ia64.c (ia64_eh_uses): New.
5160 * config/ia64/ia64-protos.h: Update.
5161 * config/ia64/ia64.h (EH_USES): New.
5163 2002-03-19 Richard Henderson <rth@redhat.com>
5165 * varasm.c (output_constant_def): Fix stupid typo.
5167 2002-03-19 Richard Henderson <rth@redhat.com>
5170 * except.c (current_function_has_exception_handlers): New.
5171 * except.h: Declare it.
5172 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
5173 Combine tests that disable all sibcalls for the function.
5175 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
5177 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
5180 2002-03-19 Richard Henderson <rth@redhat.com>
5183 * config/ia64/ia64.c: Revert 2002-03-01 patch.
5184 * config/ia64/ia64.h (INIT_EXPANDERS): New.
5186 2002-03-19 Jim Blandy <jimb@redhat.com>
5188 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
5189 name, even if the replacement list contains no tokens, as required
5192 2002-03-19 Jason Merrill <jason@redhat.com>
5194 * varasm.c (globalize_decl): Get the name from the RTL, not
5195 DECL_ASSEMBLER_NAME.
5197 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
5199 2002-03-19 Bob Wilson <bob.wilson@acm.org>
5201 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
5202 subdi_carry): Define.
5204 2002-03-19 David Edelsohn <edelsohn@gnu.org>
5206 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
5207 about -fpic/-fPIC if extra_warnings set.
5209 2002-03-19 David Edelsohn <edelsohn@gnu.org>
5211 * expr.c (expand_expr): Sign-extend CONST_INT generated from
5212 TREE_STRING_POINTER.
5213 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
5215 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5217 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
5218 in favor of SP if FRAME_POINTER_REQUIRED is false.
5220 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
5222 * emit-rtl.c (gen_int_mode): New function.
5223 * rtl.h: Prototype for it.
5224 * combine.c (make_extraction, simplify_comparison), expmed.c
5225 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
5226 (convert_modes, store_field), optabs.c (expand_fix),
5227 simplify-rtx.c (neg_const_int, simplify_unary_real),
5229 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
5230 Use it instead of GEN_INT (trunc_int_for_mode (...)).
5232 2002-03-19 Jakub Jelinek <jakub@redhat.com>
5235 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
5236 convert_parm_for_inlining.
5237 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
5239 * langhooks-def.h: Likewise.
5240 * objc/objc-lang.c: Likewise.
5241 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
5243 * tree-inline.c (initialize_inlined_parameters):
5244 Call convert_parm_for_inlining lang hook if needed.
5245 * c-typeck.c (c_convert_parm_for_inlining): New function.
5246 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
5248 2002-03-18 Mark Mitchell <mark@codesourcery.com>
5250 * calls.c (precompute_arguments): Do not assume that temporaries
5251 can be destroyed after expanding the argument.
5252 (expand_call): Likewise.
5254 2002-03-15 Eric Christopher <echristo@redhat.com>
5256 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
5257 Fix register preference on last change.
5258 * config/mips/mips.c (mips_return_in_memory): New function.
5259 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
5260 * config/mips/mips-protos.h: Declare.
5261 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
5262 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
5264 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
5266 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
5268 (anddi3, iorsi3): Likewise.
5270 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
5271 use %gprel for symbols that are going to be placed in linkonce
5274 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
5275 RETURN_ADDRESS_POINTER_REGNUM to $ra.
5276 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
5277 not needed. Disregard leaf_function_p().
5278 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
5279 mips16 frame pointer.
5280 * config/mips/mips.md (store ra): Only to small SP offsets.
5281 2001-08-22 Graham Stott <grahams@redhat.com>
5282 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
5283 return a REG rtx for the return address register.
5285 2002-03-18 Bob Wilson <bob.wilson@acm.org>
5287 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
5288 constant-pool addresses as "mode-dependent".
5289 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
5291 2002-03-18 Jakub Jelinek <jakub@redhat.com>
5294 * expr.c (emit_group_load): Use extract_bit_field if
5295 needed for CONCAT arguments.
5297 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
5300 * arm.md (tablejump): Make this a define_expand. For PIC add the
5301 offset to the base of the table.
5302 (thumb_tablejump): Matcher for Thumb tablejump insn.
5303 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
5304 as the difference of two labels.
5305 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5306 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
5308 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5309 * arm.c (get_jump_table_size): If the table is not in the text
5310 section, return zero.
5312 2002-03-18 Bernd Schmidt <bernds@redhat.com>
5314 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
5316 (arm_reload_out_hi): Use gen_lowpart instead of
5317 gen_rtx_SUBREG to access QImode components.
5318 * config/arm/arm.md: Disable zero_extend split for QImode
5319 subregs in BIG_ENDIAN mode.
5320 (storehi_bigend): Match use of least significant byte.
5321 (storeinthi): Remove extraneous SUBREG.
5322 Add missing construction of operands[2].
5323 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
5324 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
5325 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
5327 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
5329 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
5332 2002-03-17 Richard Henderson <rth@redhat.com>
5334 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
5337 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
5339 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
5340 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
5342 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5344 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
5346 * predict.c (estimate_bb_frequencies): Delete unused variables.
5348 2002-03-17 Richard Henderson <rth@redhat.com>
5350 * config/ia64/ia64.c (ia64_attribute_table): Move before
5351 targetm definition. Make static.
5353 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
5355 * c-common.h (yyparse, c_common_parse_file): New.
5356 * c-lang.c: Include c-common.h.
5357 (LANG_HOOKS_PARSE_FILE): Redefine.
5358 * c-lex.c: Include c-common.h.
5359 (yyparse): Rename c_common_parse_file. Call yyparse.
5360 * c-parse.in (yyparse): Remove macro.
5361 * c-tree.h (yyparse_1): Remove.
5362 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
5363 (LANG_HOOKS_INITIALIZER): Update.
5364 * langhooks.h (struct lang_hoooks): New hook parse_file.
5365 * toplev.c (compile_file): Use parse_file hook.
5366 * tree.h (yyparse): Remove.
5367 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
5369 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
5371 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
5372 float_truncate, not fix.
5373 ("*truncdfsf2_real"): Ditto.
5374 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
5376 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
5378 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
5380 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
5381 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
5382 where appropriate. Make the second reference to
5383 leaf_function_p a function call, as intended. Reindented.
5385 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
5386 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
5388 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
5389 add register to non-constant into sp.
5391 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
5392 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
5393 (mips16_gp_pseudo_rtx): Lose.
5394 (INIT_EXPANDERS): Deleted.
5395 * config/mips/mips.c (mips_init_machine_status): New.
5396 (mips_free_machine_status): New.
5397 (mips_mark_machine_status): New.
5398 (override_options): Set them.
5399 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
5400 (struct machine_function): ... new. Replaced all references.
5401 (mips_add_gc_roots): Don't mark them.
5402 (embedded_pic_fnaddr_reg): New, extracted from...
5403 (embedded_pic_offset): ... here.
5404 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
5407 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
5409 * cppinit.c: Revert -MD removal.
5411 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5413 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
5414 soft registers by default for 68HC12.
5415 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
5416 when compiling with -fomit-frame-pointer.
5417 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
5418 (expand_epilogue): Likewise.
5419 (m68hc11_gen_rotate): Use exg when rotating by 8.
5421 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5423 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
5424 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
5425 (splits): Remove unused add splits.
5426 ("*addhi3_68hc12"): Tune constraints.
5427 ("addhi_sp"): Try to use X instead of Y in all cases and if the
5428 constant fits in 8-bits and D is dead use abx/aby instructions.
5429 ("*addhi3"): Remove extern declaration of ix_reg.
5430 ("*subsi3"): Optimize and provide new split.
5431 ("subhi3"): Cleanup.
5432 ("*subhi3_sp"): Avoid saving X if we know it is dead.
5433 (arith splits): For 68hc12 save the address register on the stack
5434 and do the arithmetic operation with a pop.
5436 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5438 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
5439 allocating QImode in address registers.
5440 ("*movqi_m68hc11"): Likewise.
5442 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
5444 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
5446 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
5448 * cppinit.c (print_help): Display -MD and -MMD.
5449 Don't display usage string. Update assertion syntax and
5451 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
5452 (cpp_handle_option): Update.
5454 2002-03-15 Chris Demetriou <cgd@broadcom.com>
5456 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
5457 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
5458 and define it so that regardless of target CPU size,
5459 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
5460 of "int" rather than "long."
5462 2002-03-15 Richard Henderson <rth@redhat.com>
5464 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
5467 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5469 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
5470 ("tstqi" split): Avoid using memory for tstqi on address register.
5471 (splits): Remove constraints.
5472 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
5473 ("cmpdf", "cmpsf"): Remove since not used.
5474 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
5475 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
5477 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5479 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
5480 ("neghi2"): Tighten constraints.
5481 ("one_cmplsi2"): Optimize and simplify split.
5482 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
5484 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5486 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
5487 and split of AND operation to clear the upper bits.
5488 ("*logicalsi3_zextqi"): Likewise.
5489 ("*logicallhi3_zexthi_ashift8"): Likewise.
5490 ("*logicalsi3_silshr16"): Likewise.
5491 ("logicalsi3_silshl16"): Likewise.
5492 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
5494 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5496 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
5497 (m68hc11_indirect_p): New function.
5498 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
5499 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
5501 (asm_print_register): Likewise.
5502 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
5503 (m68hc11_indirect_p): Declare.
5504 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
5505 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
5506 (TARGET_SWITCHES): New option -mrelax.
5507 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
5509 ("iorsi3", "xorsi3"): Likewise.
5510 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
5511 ("*andhi3_mem"): New to handle destination in memory with bclr
5512 and a scratch register.
5513 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
5514 ("*andhi3_const"): New when operand2 is constant.
5515 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
5516 ("*andhi3_gen"): Cleanup of the old "andhi3".
5517 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
5518 ("xorqi3"): Update constraints.
5520 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5522 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
5523 for reg_equiv_memory_loc when the operand is a register that does
5524 not get a hard register (stack location).
5525 (tst_operand): After reload, accept all memory operand.
5526 (symbolic_memory_operand): Fix detection of symbolic references.
5527 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
5528 accept symbols and any constant.
5530 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5532 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
5533 note on the insn that sets the soft frame register.
5534 (must_parenthesize): ix and iy are also reserved names.
5535 (print_operand_address): One more place where parenthesis are required
5536 to avoid confusion with register names.
5537 (m68hc11_gen_movhi): Allow push of stack pointer.
5538 (m68hc11_check_z_replacement): Fix handling of parallel with a
5540 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
5541 the replacement register is.
5542 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
5543 and D8_REGS classes.
5544 (MODES_TIEABLE_P): All modes are tieable except QImode.
5546 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5548 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
5549 (___subdi3): Likewise.
5550 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
5551 (__map_data_section): Optimize 68hc11 case.
5553 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5555 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
5556 than a shift to avoid adding a register with itself.
5557 (m68hc11_memory_move_cost): Take into account NO_REGS.
5558 (m68hc11_register_move_cost): Update and use memory move cost
5560 (m68hc11_address_cost): Make cost of valid offset not 0 so that
5561 it gives more opportunities to cse to optimize.
5562 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
5563 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
5565 2002-03-15 Mark Mitchell <mark@codesourcery.com>
5567 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
5568 * c-common.def (CLEANUP_STMT): New tree node.
5569 * c-common.h (CLEANUP_DECL): New macro.
5570 (CLEANUP_EXPR): Likewise.
5571 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
5572 * expr.c (expand_expr): Tidy.
5573 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
5574 * tree-inline.c (initialize_inlined_parameters): Clean up
5575 new local variables.
5577 2002-03-15 Jakub Jelinek <jakub@redhat.com>
5580 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
5581 before movrXX only, use reg_overlap_mentioned_p.
5582 Only special case NE if just one insn can be generated.
5584 2002-03-15 Jason Merrill <jason@redhat.com>
5586 * varasm.c (assemble_variable): Call resolve_unique_section before
5587 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
5590 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5593 * arm.md (split pattern for thumb shiftable immediates): Add comment
5594 explaining non-obvious test.
5596 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5599 * arm.md (movaddr, movaddr_insn): Delete.
5601 2002-03-15 Jason Merrill <jason@redhat.com>
5603 * toplev.c (wrapup_global_declarations): Clarify variable handling.
5604 -fkeep-static-consts doesn't apply to comdats.
5606 2002-03-14 Richard Henderson <rth@redhat.com>
5608 * c-decl.c: Include c-pragma.h.
5609 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
5610 (finish_function): Tidy.
5611 * c-pragma.c: Include c-common.h.
5612 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
5613 (handle_pragma_weak): Use them.
5614 (init_pragma): Register pending_weaks.
5615 * c-pragma.h (maybe_apply_pragma_weak): Declare.
5616 * print-tree.c (print_node): Print DECL_WEAK.
5617 * varasm.c (mark_weak_decls): Remove.
5618 (remove_from_pending_weak_list): Remove.
5620 (asm_emit_uninitialised): Call globalize_decl for weak commons.
5621 (weak_decls): Make a tree_list.
5622 (declare_weak): Cons weak_decls directly.
5623 (globalize_decl): Remove weak_decls elements directly.
5624 (weak_finish): Simplify weak_decls walk. Don't weaken unused
5625 symbols. Don't pretend to handle aliases.
5626 (init_varasm_once): Update weak_decls registry.
5627 * Makefile.in: Update dependencies.
5629 2002-03-14 Richard Henderson <rth@redhat.com>
5632 * config/ia64/ia64.c: Include tm_p.h last.
5633 (gen_nop_type): Remove duplicate definition.
5634 (cycle_end_fill_slots): Set sched_data for second L slot.
5635 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
5636 (nop_cycles_until): Fix typos.
5638 2002-03-15 Jakub Jelinek <jakub@redhat.com>
5640 PR optimization/5891
5641 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
5643 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
5645 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
5646 descriptors correctly.
5648 2002-03-14 Michael Meissner <meissner@redhat.com>
5650 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
5651 100, allowing MAX_UNROLLED_INSNS to be overridden.
5653 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
5656 * unroll.c (params.h): Include.
5657 (MAX_UNROLLED_INSNS): Delete, now in params.h.
5659 * doc/invoke.texi (--param max-unroll-insns): Document.
5661 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
5663 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
5665 * arm.md: Fix warnings about constraints in peepholes and splits.
5667 2002-03-14 Zack Weinberg <zack@codesourcery.com>
5669 * cpphash.h (struct lexer_state): Remove line_extension member.
5670 * cpplib.c (dequote_string, do_linemarker): New functions.
5671 (linemarker_dir): New data object.
5672 (DIRECTIVE_TABLE): No longer need to interpret #line in
5673 preprocessed source. Delete obsolete comment about return
5675 (end_directive, directive_diagnostics, _cpp_handle_directive):
5676 Don't muck with line_extension.
5677 (directive_diagnostics): No need to issue warnings for
5679 (_cpp_handle_directive): Issue warnings for linemarkers here,
5680 when appropriate. Dispatch linemarkers to do_linemarker, not
5682 (do_line): Code to handle linemarkers split out to do_linemarker.
5683 Convert escape sequences in filename argument, both places.
5685 * cppmacro.c (quote_string): Rename cpp_quote_string and
5686 export. All callers changed.
5687 * cpplib.h (cpp_quote_string): Prototype.
5688 * cppmain.c (print_line): Call cpp_quote_string on to_file
5691 * doc/cpp.texi: Document that escapes are now interpreted in
5692 #line and in linemarkers, and that non-printing characters are
5693 converted to octal escapes when linemarkers are generated.
5695 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
5697 * emit-rtl.c (try_split): Use delete_insns.
5698 * recog.c (split_all_insns): Fix terminating condition.
5700 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
5701 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
5704 * arm.c (arm_output_epilogue): Fix floating-point register save
5705 adjustment when using a frame pointer.
5707 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
5709 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
5710 * config/mips/mips.c (compute_frame_size): Retrofit them here.
5711 (save_restore_insns, mips_expand_epilogue): And here.
5712 (build_mips16_call_stub): And here.
5713 (mips_function_value): Use the new macros to decide whether a single
5714 or complex float can be returned in floating-point registers. Return
5715 a parallel rtx in the complex case.
5717 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
5719 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
5720 call after liveness analysis.
5722 * recog.c (split_insn): Use delete_insn_and_edges.
5724 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
5725 instructions to have branch prediction notes.
5726 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
5728 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
5730 * configure.in: Don't pass -Wno-long-long to a ADA compiler
5731 that doesn't support it.
5732 * configure: Regenerate.
5734 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5737 * config/sparc/sparc.md (normal_branch, inverted_branch,
5738 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
5739 inverted_fp_branch): Adjust calls to output_cbranch.
5740 Set length attribute.
5741 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
5742 output_v9branch. Set length attribute.
5743 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
5745 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
5746 (output_cbranch): Likewise. Handle far branches.
5747 (output_v9branch): Handle far branches.
5748 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
5750 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
5751 noov_compare64_op predicates.
5753 2002-03-13 Jason Merrill <jason@redhat.com>
5755 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
5756 into the function and constify it.
5757 * gthr-dce.h, gthr-solaris.h: Likewise.
5759 2002-03-13 David Edelsohn <edelsohn@gnu.org>
5761 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
5762 * config/rs6000/rs6000.c (rs6000_va_arg): Use
5763 std_expand_builtin_va_arg if not ABI_V4.
5765 2002-03-13 Jason Merrill <jason@redhat.com>
5767 * varasm.c (globalize_decl): New fn.
5768 (assemble_start_function): Use it.
5769 (asm_emit_uninitialized): Use it.
5770 (assemble_alias): Use it.
5771 (assemble_variable): Use it.
5773 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
5775 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
5776 2002-03-12 internal visibility change.
5777 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
5778 visibility into SYMBOL_REF_FLAG.
5780 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
5782 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
5783 VOIDmode operand. Add compile-time optimization for constant results.
5785 2002-03-12 Jason Merrill <jason@redhat.com>
5787 * c-typeck.c (convert_for_assignment): Don't allow conversions
5788 between pointers and references. Only allow lvalues to convert to
5791 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
5793 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
5794 before prologue, to avoid scheduling problems.
5796 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5798 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
5799 (ELIMINABLE_REGS): Add sfp->sp.
5800 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
5802 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5804 PR optimization/5892
5805 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
5807 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5809 * loop.c (basic_induction_var): Don't call convert_modes if mode
5810 classes are different.
5812 2002-03-12 Richard Henderson <rth@redhat.com>
5814 PR optimization/5901
5815 * function.c (reposition_prologue_and_epilogue_notes): Position
5816 the markers after/before the last/first insn not deleted.
5818 2002-03-12 Richard Henderson <rth@redhat.com>
5820 PR optimization/5878
5821 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
5822 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
5823 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
5825 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
5826 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
5827 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
5829 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
5830 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
5831 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
5832 also. Don't set it if not flag_pic.
5833 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
5834 to be INVALID_REGNUM when not used.
5836 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
5838 * expmed.c (store_bit_field): Reset alias set for memory.
5839 (extract_bit_field): Same.
5841 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5843 * c-common.c (c_tree_code_type, c_tree_code_length,
5844 c_tree_code_name, add_c_tree_codes): Delete.
5845 * c-common.h (add_c_tree_codes): Delete.
5846 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
5848 * c-objc-common.c (c_objc_common_init): Don't call
5849 add_c_tree_codes, instead set lang_unsafe_for_reeval.
5850 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5851 objc_tree_code_name, add_objc_tree_codes): Delete.
5852 (objc_init): Don't call add_objc_tree_codes.
5853 * objc/objc-lang.c (tree_code_type, tree_code_length,
5854 tree_code_name): Define.
5855 * toplev.c (lang_independent_init): Don't set
5856 tree_code_length[IDENTIFIER_NODE].
5857 * tree.c (tree_code_type, tree_code_length, tree_code_name):
5858 Delete definitions, moved to language front-ends.
5859 * tree.def (IDENTIFIER_NODE): Hardwire the length.
5860 * tree.h (tree_code_type, tree_code_length, tree_code_name):
5862 (tree_code_length): Change type to unsigned char.
5864 2002-03-12 Richard Henderson <rth@redhat.com>
5866 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
5867 internal visibility change.
5869 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5871 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
5872 validize_mem() instead of change_address to avoid clobbering
5875 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5877 * c-lex.h (position_after_whitespace): Remove.
5879 2002-03-12 Jakub Jelinek <jakub@redhat.com>
5881 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
5882 (lex_string): Use unsigned char pointers.
5884 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5886 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
5887 is not a valid memory_operand.
5889 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5891 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
5892 * config/xtensa/lib1funcs.asm: Fix copyright to include
5893 special case for libgcc files.
5894 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
5895 (__divsi3): Likewise.
5896 (__umodsi3): Likewise.
5897 (__modsi3): Likewise.
5898 * config/xtensa/lib2funcs.S: Fix copyright to include
5899 special case for libgcc files.
5901 2002-03-12 Tom Rix <trix@redhat.com>
5903 * collect2.c (resolve_lib_name): Move outside of
5904 OBJECT_FORMAT_COFF ifdef.
5905 (ignore_library): Same.
5907 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5909 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
5911 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5913 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
5914 to function_section before writing out the constant pool.
5916 2002-03-12 David Edelsohn <edelsohn@gnu.org>
5918 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
5920 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
5922 2002-03-12 Alan Modra <amodra@bigpond.net.au>
5924 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
5928 (cmpsi splitter): Likewise.
5929 (modsi3): Fail if <= 0.
5930 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
5931 redundant test when HOST_BITS_PER_WIDE_INT != 32.
5932 (reg_or_sub_cint64_operand): Likewise.
5933 (num_insns_constant_wide): Optimize sign extension.
5934 (rs6000_legitimize_address): Likewise.
5936 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
5938 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5939 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5941 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
5943 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
5944 address calculation.
5946 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5948 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
5949 scratch register to DImode / TImode.
5950 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
5951 register used does not overlap the target.
5953 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5955 * Makefile.in (debug.o): Depend on debug.h.
5956 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
5957 * debug.c (do_nothing_debug_hooks): Likewise.
5958 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
5959 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
5960 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
5961 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
5962 * dwarfout.c (dwarf_debug_hooks): Likewise.
5963 * integrate.c (output_inline_function): Likewise.
5964 * objc/objc-act.c (synth_module_prologue): Likewise.
5965 * sdbout.c (sdb_debug_hooks): Likewise.
5966 * toplev.c (debug_hooks): Likewise.
5967 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5969 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5971 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
5972 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
5973 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
5974 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
5975 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
5976 * defaults.h (POINTER_SIZE): Define.
5977 * doc/tm.texi (POINTER_SIZE): Document default.
5979 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5981 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
5983 2002-03-11 Richard Henderson <rth@redhat.com>
5985 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
5986 if rebuild_label_notes_after_reload.
5988 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
5990 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
5991 emit pic register load if "internal" visibility.
5992 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
5993 (cris_expand_builtin_va_arg): Do all computations on trees.
5995 2002-03-11 Richard Henderson <rth@redhat.com>
5997 * rtlanal.c: Include recog.h.
5998 (keep_with_call_p): Fix thinko.
5999 * Makefile.in (rtlanal.o): Update dependencies.
6001 2002-03-11 Chris Meyer <cmeyer@gatan.com>
6003 * genflags.c (gen_insn): Use IS_VSPACE.
6004 * genoutput.c (output_insn_data): Likewise.
6005 (process_template): Likewise.
6007 2002-03-11 Richard Henderson <rth@redhat.com>
6009 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
6011 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
6013 * Makefile.in: Update.
6014 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
6015 Update documentation.
6016 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
6017 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
6019 2002-03-11 Zack Weinberg <zack@codesourcery.com>
6021 * Makefile.in: Give texi2pod its input file as a command line
6022 argument, not on stdin.
6024 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
6025 Daniel Berlin <dan@dberlin.org>
6027 C++ alias analysis improvement.
6028 * alias.c (record_component_aliases): Record aliases for base
6031 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
6033 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
6035 2002-03-11 Douglas B Rupp <rupp@gnat.com>
6037 * toplev.c (vms_fopen): Remove, not needed.
6039 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
6041 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
6043 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
6044 for FP, already done later.
6046 * toplev.c (debug_args): Add entry for VMS_DEBUG.
6047 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
6049 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
6051 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
6052 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
6053 LARGEST_EXPONENT_IS_NORMAL for the given mode.
6054 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
6055 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
6056 (ediv, emul, eldexp, esqrt): Likewise.
6057 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
6058 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
6059 (saturate): New function.
6060 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
6061 (make_nan): Use a saturation value instead of a NaN if
6062 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
6063 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
6064 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
6065 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
6066 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
6067 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
6068 !ROUND_TOWARDS_ZERO.
6069 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
6070 (ROUND_TOWARDS_ZERO): Document.
6072 2002-03-11 Andreas Jaeger <aj@suse.de>
6074 * cfg.c (dump_flow_info): Remove unused variable.
6076 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
6078 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
6079 computations on trees.
6081 2002-03-10 Richard Henderson <rth@redhat.com>
6084 * reload.c (copy_replacements_1): New.
6085 (copy_replacements): Use it to recurse through the rtx.
6087 2002-03-10 Richard Henderson <rth@redhat.com>
6089 * loop.c (strength_reduce): Compute number of iterations as
6090 unsigned HOST_WIDE_INT.
6092 2002-03-10 Richard Henderson <rth@redhat.com>
6094 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
6095 to move away from the end of the block.
6097 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6099 PR preprocessor/5899
6100 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
6102 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6104 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
6106 * attribs.c (decl_attributes): Fix signed/unsigned warning.
6108 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
6110 * config/mmix/mmix.c: Improve comments.
6111 (mmix_target_asm_function_prologue): Drop variable
6112 empty_stack_frame. Don't allocate unused slot above fp.
6113 (mmix_target_asm_function_epilogue): Mirror prologue changes.
6114 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
6115 brace in first column.
6116 (enum reg_class): Ditto.
6117 (FIRST_PARM_OFFSET): Now 0.
6118 (USER_LABEL_PREFIX): Remove #if 0:d definition.
6120 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6122 * combine.c (make_extraction): Fix error in last change.
6124 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6126 * c4x.c (c4x_fp_reglist): Const-ify.
6127 * cris.c (cris_print_operand): Likewise.
6128 * i386.c (ix86_va_arg): Likewise.
6129 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
6130 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
6131 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
6132 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
6133 * mcore.h (regno_reg_class): Likewise.
6134 * mips.c (gen_int_relational): Likewise.
6135 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
6136 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
6137 * pdp11.c (move_costs): Likewise.
6138 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
6139 * s390.c (s390_branch_condition_mnemonic, regclass_map):
6141 * s390.h (regclass_map): Likewise.
6142 * sh.c (shift_amounts): Likewise.
6143 * sh.md (rotlsi3): Likewise.
6145 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
6147 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
6148 (ne0+5): Use new clobber to generate proper shift pattern.
6149 Patch by Michael Matz <matz@kde.org>.
6151 2002-03-09 Andreas Schwab <schwab@suse.de>
6153 * gcc.c (validate_all_switches): Also handle `%W{...}'.
6155 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
6157 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
6159 2002-03-09 Jakub Jelinek <jakub@redhat.com>
6162 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
6163 even for non-representable constants.
6165 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6167 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
6168 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
6169 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
6170 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
6171 (pop_function_context): Compute MAY_SHARE parameter for
6173 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
6174 (gen_mem_addressof): Call fixup_var_refs with new parm.
6176 * combine.c (make_extraction): Don't make extension of CONST_INT.
6178 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
6180 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
6181 in o32 and o64 ABIs.
6182 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
6183 but getting fixed-size structs passed in registers regardless of
6184 padding in o32 and o64 ABIs.
6186 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
6187 offset before loading address of argument passed by transparent
6190 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
6192 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
6194 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
6196 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
6197 marker such that registers after it are saved.
6199 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6201 * sparc.c (arith_4096_operand): Fix error in last change.
6203 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
6205 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
6208 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
6210 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
6213 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
6215 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
6217 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
6219 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
6220 removed; fix return value.
6221 * combine.c (combine_instructions): Dirtify blocks where we failed to
6222 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
6223 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
6225 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6227 * gcse.c (insert_insn_end_bb): Fix typo in last change.
6229 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
6231 * recog.c (peephole2_optimize): Re-distribute EH edges.
6233 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
6235 * expr.c (expand_expr): Use unsave lang hook.
6236 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
6237 (LANG_HOOKS_INITIALIZER): Update.
6238 * langhooks.h (struct lang_hooks): New hook unsave.
6239 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
6240 (unsave_expr_1): Remove unused lang_unsave_expr_now.
6241 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
6242 (unsave_expr_now): Remove.
6243 * tree.h (unsave_expr_now, lang_unsave,
6244 lang_unsave_expr_now): Remove.
6247 2002-03-08 Andreas Jaeger <aj@suse.de>
6249 * flow.c (propagate_block_delete_insn): Remove unused variable.
6251 2002-03-08 Kazu Hirata <kazu@hxi.com>
6253 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
6254 insn length for memory load/store.
6256 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
6258 * doc/install.texi (--with-libiconv-prefix): Document.
6260 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
6262 * doc/sourcebuild.texi: Fix typo.
6264 2002-03-08 Jakub Jelinek <jakub@redhat.com>
6267 * builtins.c (std_expand_builtin_va_arg): Do all computations on
6270 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6272 * rtl.c (copy_most_rtx): Move from here ...
6273 * emit-rtl.c (copy_most_rtx): ... to here.
6275 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
6277 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
6278 SUBTARGET_CPP_SIZE_SPEC.
6279 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
6281 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
6283 2002-03-07 Matt Hiller <hiller@redhat.com>
6285 * gensupport.c (first_dir_md_include): Renamed from include;
6286 change all references.
6287 (last_dir_md_include): Renamed from last_include; change all
6289 (init_md_reader): Unconditionally initialize base_dir whether or
6290 not filename is a relative path.
6292 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
6294 * config/fp-bit.c (_unord_f2): Compile it in even if
6295 US_SOFTWARE_GOFAST is enabled.
6297 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
6298 NULL_RTX. Set all HFmode operations as NULL_RTX.
6299 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
6300 NULL_RTX, try reversing the comparison and the operands.
6302 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
6304 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
6305 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
6308 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
6310 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
6312 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
6314 * basic-block.h (fixup_abnormal_edges): Declare.
6315 * reload1.c (fixup_abnormal_edges): New function.
6316 * reg-stack.c (convert_regs): Use it.
6318 * gcse.c (insert_insn_end_bb): Handle trapping insns.
6320 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
6322 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
6324 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
6325 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
6326 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
6327 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
6328 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
6329 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
6330 unless x and y could be infinite.
6331 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
6332 Check that the common type of both arguments is a real, even for
6333 targets without unordered comparisons. Allow an integer argument
6334 to be compared against a real.
6335 (expand_tree_builtin): Use expand_unordered_cmp.
6336 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
6337 * cse.c (fold_rtx): Likewise. Fix indentation.
6338 * fold-const.c (fold_real_zero_addition_p): New.
6339 (fold): Use it, and the new HONOR_... macros.
6340 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
6341 * jump.c (reversed_comparison_code_parts): After searching for
6342 the true comparison mode, use HONOR_NANS to decide whether it
6343 can be safely reversed.
6344 (reverse_condition_maybe_unordered): Remove IEEE check.
6345 * simplify-rtx.c (simplify_binary_operation): Use the new macros
6346 to decide which simplifications are valid. Allow the following
6347 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
6348 and (a - -b) to (a + b).
6349 (simplify_relational_operation): Use HONOR_NANS.
6350 * doc/tm.texi: Document the MODE_HAS_... macros.
6352 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
6354 * combine.c (simplify_comparison): If simplifying a logical shift
6355 right and compare with constant, force the comparison to unsigned.
6357 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
6359 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
6361 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
6363 (alt_reg_names): Remove % for vrsave.
6365 2002-03-06 Richard Henderson <rth@redhat.com>
6367 PR optimization/5844
6368 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
6369 if used indicates we've already emitted one copy of an operand.
6370 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
6371 (gen_split): Supply a non-null used.
6373 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
6375 * reload1.c (reload): Unshare all rtl after reload is done.
6377 * simplify-rtx.c (simplify_plus_minus): Do not abort,
6378 but simply fail if the expression is too complex to simplify.
6379 (simplify_gen_binary): Handle simplify_plus_minus failures.
6381 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
6383 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
6384 consistently call delete_trivially_dead_insns after CSE and GCSE;
6385 fix DFI_life dumping; do jump threading after liveness; do crossjumping
6386 after liveness2; update comment in last crossjumping.
6387 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
6389 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
6391 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
6392 after completing fast dead code elimination.
6394 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
6397 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
6399 * version.c: Fix misplaced leading blanks on first line.
6401 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
6403 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
6405 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
6407 * cfgcleanup.c (mentions_nonequal_regs): New function.
6408 (thread_jump): Use it.
6409 * toplev.c (rest_of_compilation): Run jump threading after
6412 2002-03-06 Jakub Jelinek <jakub@redhat.com>
6414 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
6417 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
6419 * predict.c (estimate_bb_frequencies): Do not reload the
6420 frequencies from notes.
6422 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
6424 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
6425 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
6427 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
6428 delete_noop_moves): Return indeger.
6429 * flow.c (ndead): New variable.
6430 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
6431 BB argument; update callers.
6432 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
6433 (life_analysis): Do not call purge_all_dead_edges.
6434 (update_life_info): Return number of deleted insns; print statistics.
6435 (update_life_info_in_dirty_blocks): likewise.
6436 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
6437 return number of insns deleted.
6439 * cse.c: Include timevar.h
6440 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
6441 iterate until stabilizes; print statistics; return number of killed
6443 * Makefile.in: (cse.o): Add timevar.h dependency
6444 * rtl.h (delete_trivially_dead_insns): New.
6445 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
6446 * toplev.c (rest_of_compilation): Update callers.
6448 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
6449 (try_optimize_cfg): Do not update liveness.
6450 (cleanup-cfg): Loop until try_optimize_cfg and dead code
6451 removal stabilizes; use delete_trivially_dead_insns.
6453 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
6455 2002-03-05 Zack Weinberg <zack@codesourcery.com>
6457 * cppmain.c (setup_callbacks): Disable #pragma and #ident
6458 callbacks when processing assembly language.
6460 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6462 * pa.h (ASM_FILE_END): Define.
6463 * som.h (ASM_FILE_END): Delete.
6465 * pa.c (function_arg): Don't pass floats in general registers in
6466 indirect calls if TARGET_ELF32.
6468 2002-03-05 Richard Henderson <rth@redhat.com>
6470 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
6472 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
6474 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
6476 2002-03-05 Jakub Jelinek <jakub@redhat.com>
6478 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
6479 -r command line. Don't hide any symbols if not building
6482 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
6484 * cfg.c (dump_flow_info): Warn about profile mismatches.
6485 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
6486 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
6488 2002-03-05 Jakub Jelinek <jakub@redhat.com>
6490 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
6491 wide volatile memory by parts.
6493 2002-03-05 Jakub Jelinek <jakub@redhat.com>
6495 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
6498 2002-03-05 Richard Henderson <rth@redhat.com>
6500 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
6502 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
6504 * toplev.c (documented_lang_options): Document more
6505 language-specific options.
6506 * doc/invoke.texi (Warning Options): Correct documentation for
6507 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
6508 * c-decl.c (c_decode_option): Use a table to handle warning options.
6510 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
6512 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
6513 parameter to mmix_encode_section_info.
6514 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
6515 relocatably. Always produce ELF, not mmo if linking relocatably.
6516 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
6517 first is non-zero, don't add symbol prefix.
6518 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
6519 prototype accordingly.
6521 2002-03-04 Krister Walfridsson <cato@df.lth.se>
6523 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
6525 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
6527 * configure.in: Increase required makeinfo version to 4.1.
6528 * configure: Regenerate.
6530 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
6532 * .cvsignore: Remove *.info* and genrtl*; these files are generated
6535 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
6537 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
6538 * doc/invoke.texi: Fix @math uses.
6540 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
6542 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
6545 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
6547 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
6548 (powerpc-*-eabisimaltivec*): Same.
6550 * config/rs6000/t-ppcendian: New.
6552 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6554 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
6555 nonimmediate_src_operand and nonimmediate_lsrc_operand to
6556 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
6558 2002-03-03 Richard Henderson <rth@redhat.com>
6560 * toplev.c (rest_of_decl_compilation): Revert last two changes.
6562 2002-03-03 Zack Weinberg <zack@codesourcery.com>
6564 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
6565 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
6566 tree.c, config/m68k/m68k.c:
6567 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
6568 REAL_ARITHMETIC blocks unconditional. Delete some further
6569 #ifdef blocks predicated on REAL_ARITHMETIC.
6570 * flags.h, toplev.c: Delete remaining references to
6573 * doc/invoke.texi: Remove documentation of -fpretend-float.
6574 * doc/tm.texi: Describe the various REAL_* macros as provided by
6575 real.h, not by the target configuration files.
6577 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
6578 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
6579 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6580 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
6581 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
6582 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
6583 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
6584 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
6585 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
6586 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
6587 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
6588 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
6589 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
6590 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
6591 config/xtensa/xtensa.h:
6592 Do not define, undefine, or mention in comments any of
6593 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
6594 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
6595 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
6596 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
6597 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
6598 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
6599 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
6600 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
6601 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
6603 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6605 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
6606 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
6607 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
6608 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
6609 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
6610 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
6612 * defaults.h (BITS_PER_WORD): Define.
6613 * doc/tm.texi (BITS_PER_WORD): Document default value.
6615 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
6616 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
6617 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
6619 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6621 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
6622 lieu of explicit sizeof/sizeof.
6623 * i386.c (override_options, ix86_init_mmx_sse_builtins,
6624 ix86_expand_builtin): Likewise.
6625 * mips.c (mips_add_gc_roots): Likewise.
6626 * mmix.c (mmix_output_condition): Likewise.
6627 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
6628 altivec_init_builtins): Likewise.
6629 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
6630 * cppexp.c (Nsuff, parse_number): Likewise.
6631 * cppinit.c (builtin_array_end): Likewise.
6632 * gcc.c (n_default_compilers, process_command): Likewise.
6633 * genpreds.c (output_predicate_decls): Likewise.
6634 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
6635 * lcm.c (N_ENTITIES): Likewise.
6636 * stor-layout.c (set_sizetype): Likewise.
6638 2002-03-03 Richard Henderson <rth@redhat.com>
6640 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
6641 for types or labels.
6643 2002-03-03 Richard Henderson <rth@redhat.com>
6645 * c-decl.c (start_decl): Initialized variables are not common.
6647 2002-03-02 Per Bothner <per@bothner.com>
6649 * gcc.c (option_map): Suport new --bootclasspath option.
6650 --CLASSPATH is now just an alias for --classpath.
6652 2002-03-02 Richard Henderson <rth@redhat.com>
6654 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
6655 load if "internal" visibility.
6656 * doc/extend.texi: Document visibility meanings.
6658 2002-03-02 Richard Henderson <rth@redhat.com>
6660 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
6661 to functions as well.
6663 2002-03-02 Richard Henderson <rth@redhat.com>
6665 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
6666 (handle_visibility_attribute): Don't call assemble_visibility.
6667 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
6668 without asmspec. Invoke assemble_alias when needed.
6669 * varasm.c (maybe_assemble_visibility): New.
6670 (assemble_start_function, assemble_variable, assemble_alias): Use it.
6672 2002-03-02 Richard Henderson <rth@redhat.com>
6674 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
6675 invoke ENCODE_SECTION_INFO with first call flag.
6677 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
6678 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
6679 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
6680 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
6681 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
6682 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
6683 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
6684 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
6685 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
6686 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
6687 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
6688 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
6689 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
6690 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
6691 config/mcore/mcore-protos.h, config/mcore/mcore.c,
6692 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
6693 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
6694 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
6695 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
6696 config/sh/sh.h, config/sparc/sparc.h,
6697 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
6698 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
6699 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
6700 FIRST argument. As needed, examine it and do nothing.
6702 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
6703 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6704 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
6706 * config/arm/t-pe (pe.o): Add dependencies.
6708 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6710 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
6711 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
6712 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
6713 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
6714 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
6715 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
6716 * defaults.h (BITS_PER_UNIT): Define.
6717 * doc/tm.texi (BITS_PER_UNIT): Document default value.
6719 2002-03-02 Kazu Hirata <kazu@hxi.com>
6721 * config/h8300/h8300-protos.h: Add a prototype for
6722 compute_a_shift_length.
6723 * config/h8300/h8300.c (h8300_asm_insn_count): New.
6724 (compute_a_shift_length): Likewise.
6725 (h8300_adjust_insn_length): Do not adjust insn length of shift
6727 * config/h8300/h8300.md (anonymous shift patterns): Use
6728 compute_a_shift_length.
6730 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6732 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
6735 * emit-rtl.c (offset_address): Call update_temp_slot_address.
6737 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6739 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
6740 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
6741 * flags.h (flag_zero_initialized_in_bss): Declare.
6742 * toplev.c (flag_zero_initialized_in_bss): New flag.
6743 (lang_independent_options): Add flag_zero_initialized_in_bss.
6744 * tree.c (initializer_zerop): New function.
6745 * tree.h (initializer_zerop): Declare.
6746 * varasm.c (assemble_variable): If we can emit bss, put zero
6747 initializers in the bss section.
6749 2002-03-02 Alan Modra <amodra@bigpond.net.au>
6751 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
6752 like more than one symbol per .weak directive.
6754 2002-03-01 Richard Henderson <rth@redhat.com>
6756 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
6757 adjust argument_pointer by pretend_args_size.
6758 (ia64_va_start): Adjust va_start address by -pretend_args_size.
6760 2002-03-01 Kazu Hirata <kazu@hxi.com>
6762 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
6764 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
6766 * toplev.c (rest_of_compilation): Delete dead jumptables before
6768 * flow.c (delete_dead_jumptables): Make global.
6769 * rtl.h (delete_dead_jumptables): Declare.
6771 2002-03-01 David Edelsohn <edelsohn@gnu.org>
6773 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
6774 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
6775 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
6777 2002-03-01 Kazu Hirata <kazu@hxi.com>
6779 * config/h8300/h8300-protos.h: Fix formatting.
6780 * config/h8300/h8300.c: Likewise.
6781 * config/h8300/h8300.h: Likewise.
6783 2002-03-01 Kazu Hirata <kazu@hxi.com>
6785 * config/h8300/h8300.c (print_operand): Support 16-bit
6787 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
6789 2002-02-28 Richard Henderson <rth@redhat.com>
6791 * expmed.c (store_bit_field): Prevent generation of CONCATs;
6792 pun complex values as integers; use gen_lowpart instead of
6794 (extract_bit_field): Likewise.
6796 2002-03-01 Alan Modra <amodra@bigpond.net.au>
6797 David Edelsohn <edelsohn@gnu.org>
6799 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
6800 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
6801 (SUPPORTS_WEAK): Likewise.
6802 * output.h (add_weak): Add tree param.
6803 * varasm.c (add_weak): Likewise. Save decl.
6804 (struct weak_syms): Add decl field.
6805 (mark_weak_decls): New function.
6806 (init_varasm_once): ggc_add_root mark_weak_decls.
6807 (assemble_start_function): Use ASM_WEAKEN_DECL.
6808 (assemble_variable): Likewise.
6809 (assemble_alias): Likewise.
6810 (declare_weak): Pass decl to add_weak.
6811 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
6812 (remove_from_pending_weak_list): Declare and define for
6814 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
6815 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
6816 * defaults.h (SUPPORTS_WEAK): Likewise.
6817 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6818 .weak for code sym. Do emit .size for descriptor sym.
6819 (ASM_DECLARE_FUNCTION_SIZE): Define.
6820 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
6821 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
6822 .lglobl unless TARGET_XCOFF. Formatting fixes.
6823 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6825 (HANDLE_PRAGMA_WEAK): Remove.
6826 (ASM_WEAKEN_LABEL): Remove.
6827 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
6829 2002-03-01 Jason Merrill <jason@redhat.com>
6831 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
6832 (TARGET_EXPR_CLEANUP): New macro.
6834 2002-02-28 Steve Ellcey <sje@cup.hp.com>
6836 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
6837 to take ptr_extend into account as third type of extension.
6838 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
6839 fields used by SUBREG_PROMOTED_UNSIGNED_P.
6840 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
6841 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
6842 * calls.c (precompute_arguments): Use new macro.
6843 (expand_call): Ditto.
6844 * combine.c (nonzero_bits): Ditto.
6845 (record_promoted_value): Ditto.
6846 * expr.c (store_expr): Ditto.
6847 (expand_expr): Ditto.
6848 * function.c (assign_parms): Ditto.
6850 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
6852 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
6853 override -shared and -shared-libgcc.
6855 2002-02-28 David O'Brien <obrien@FreeBSD.org>
6857 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
6859 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
6862 2002-02-28 Richard Henderson <rth@redhat.com>
6864 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
6865 4 cycle latency from MM producers.
6866 (ia64_internal_sched_reorder): Likewise with pipeline flush.
6868 2002-02-28 Jakub Jelinek <jakub@redhat.com>
6870 * mklibgcc.in: Don't use GNU make extension.
6872 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6874 * c-parse.in (STATIC): New terminal.
6875 (scspec): New non-terminal. Update productions accordingly.
6876 (program): Remove bogus ifc / end ifc.
6877 (array_declarator): Simplify production using STATIC.
6879 2002-02-28 Jim Meyering <meyering@lucent.com>
6881 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
6882 \a still means TARGET_BELL.
6884 2002-02-28 Richard Henderson <rth@redhat.com>
6886 * haifa-sched.c (sched_emit_insn): New.
6887 (schedule_block): Use last_scheduled_insn to track last insn.
6888 * sched-int.h (sched_emit_insn): Prototype.
6889 * config/ia64/ia64.c (last_issued): Remove.
6890 (ia64_variable_issue): Don't set it.
6891 (nop_cycles_until): Use sched_emit_insn.
6893 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
6895 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
6898 2002-02-28 Kazu Hirata <kazu@hxi.com>
6900 * config/h8300/h8300.c: Fix formatting.
6901 * config/h8300/h8300.h: Likewise.
6903 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
6905 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
6906 which may overwrite the high byte of the frame pointer.
6908 2002-02-28 Bo Thorsen <bo@suse.de>
6910 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
6911 (STARTFILE_SPEC): Add 64 bit files.
6912 (ENDFILE_SPEC): Likewise.
6914 2002-02-28 Jason Merrill <jason@redhat.com>
6916 * c-decl.c (finish_function): Only warn about missing return
6917 statement with -Wreturn-type.
6919 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
6921 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
6923 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
6924 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
6926 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
6928 * basic-block.h (BB_REACHABLE): Renumber.
6929 (BB_DIRTY, BB_NEW): New flags.
6930 (clear_bb_flags): Declare.
6931 (update_life_info_in_dirty_blocks): Declare.
6932 * cfg.c (clear_bb_flags): New function.
6933 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
6934 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
6935 reorder_insns, emit_insn_after): Mark block as dirty.
6936 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
6937 (update_life_info_in_dirty_blocks): New function.
6938 * recog.c (apply_change_group): Dirtify block.
6940 * cse.c (cse_insn): Reorder emitting of jump insn to keep
6942 * gcse.c (delete_null_pointer_checks): Likewise.
6944 * toplev.c (dump_file_index): Move cse2 after bp,
6946 (dump_file_info): Similary.
6947 (rest_of_compilation): Avoid most of CFG rebuilds;
6948 do first if converision after null pointer checks, do cse2
6949 after branch prediction; avoid full liveness rebuild after
6950 initializing subregs.
6951 * invoke.texi (-d options): Document -du, renumber.
6953 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
6954 (notice_new_block): Do not set BB_UPDATE_LIFE.
6955 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
6956 merge_blocks_move_successor_nojumps, merge_blocks,
6957 try_crossjump_to_edge): Likewise.
6958 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
6959 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
6960 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
6961 (merge_of_block): Do not use life_data_ok.
6962 (find_if_case_1): Do not use SET_UPDATE_LIFE.
6963 (if_convert): Use BB_DIRTY mechanizm to update life.
6964 * lcm.c (optimize_mode_switching): Update
6965 update_life_info_in_dirty_blocks
6967 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6969 * Makefile.in (integrate.o): Update.
6970 * c-decl.c (copy_lang_decl): Rename.
6971 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6972 * integrate.c: Include langhooks.h.
6973 (copy_decl_for_inlining): Update to use langhook.
6974 * langhooks-def.h (lhd_do_nothing_t,
6975 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
6976 (LANG_HOOKS_INITIALIZER): Update.
6977 * langhooks.c (lhd_do_nothing_t): New.
6978 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
6979 * tree.h (copy_lang_decl): Remove.
6981 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6983 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
6985 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
6986 POST_DEC, and POST_MODIFY.
6988 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6990 * c-typeck.c (digest_init): Remove unused parameter; all
6993 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
6995 * expmed.c (expand_shift): Correctly test for low part of a
6998 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
7000 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
7001 insn UIDs with insn addresses.
7003 2002-02-27 Zack Weinberg <zack@codesourcery.com>
7005 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
7006 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
7007 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
7008 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
7009 gcc.c, toplev.c: Delete code implementing -traditional mode.
7011 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
7012 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
7013 Document removal of -traditional mode for compilation, and
7014 remove documentation only relevant to that mode.
7016 * config/nextstep.h, config/ptx4.h, config/svr4.h,
7017 config/convex/convex.h, config/d30v/d30v.h,
7018 config/i386/dgux.h, config/i386/osf1elf.h,
7019 config/i386/osfelf.h, config/i386/osfrose.h,
7020 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
7021 config/m68k/hp310.h, config/m88k/dgux.h,
7022 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
7023 config/m88k/m88k.h, config/m88k/openbsd.h,
7024 config/mips/abi64.h, config/mips/osfrose.h,
7025 config/mips/svr4-5.h, config/mips/svr4-t.h,
7026 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
7027 config/stormy16/stormy16.h: Remove all references to
7028 -traditional from target specs. Delete all mention of the
7029 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
7030 delete a couple of commented-out definitions of
7031 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
7034 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
7035 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
7037 2002-02-27 Zack Weinberg <zack@codesourcery.com>
7039 * mklibgcc.in: Don't use \n in a line subject to
7040 interpretation by echo.
7042 2002-02-27 Graham Stott <grahams@redhat.com>
7044 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
7047 * loop.c (prescan_loop): Handle PARALLEL.
7049 * unroll.c (loop_iterations): Return 0 if the add_val for
7052 * final.c (output_operand_lossage): Constify PFX_STR.
7054 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
7056 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
7058 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
7059 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
7061 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
7063 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
7065 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
7067 * cpplex.c (_cpp_lex_token): Handle directives in macro
7069 * cpplib.c (_cpp_handle_directive): Save and restore state
7070 if parsing macro args when entering a directive.
7071 * cppmacro.c (collect_args): No need to handle directives
7073 (enter_macro_context, replace_args): Use the original macro
7074 definition in case it was redefined whilst collecting arguments.
7078 2002-02-26 David Edelsohn <edelsohn@gnu.org>
7080 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
7081 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
7082 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
7084 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
7085 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
7086 (load_toc_v4_PIC_2): Same.
7088 2002-02-26 Alan Modra <amodra@bigpond.net.au>
7090 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
7092 2002-02-26 Richard Henderson <rth@redhat.com>
7094 * config/alpha/alpha.md (ashldi_se): Re-enable.
7096 2002-02-26 Richard Henderson <rth@redhat.com>
7098 * config/alpha/alpha.c (alpha_encode_section_info): Examine
7099 MODULE_LOCAL_P; improve commentary.
7101 2002-02-26 Zack Weinberg <zack@codesourcery.com>
7103 * doc/cpp.texi: Clarify documentation of relationship between
7106 2002-02-26 Kazu Hirata <kazu@hxi.com>
7108 * config/h8300/h8300-protos.h: Update the prototype for
7109 compute_logical_op_length. Add the prototype for
7110 compute_logical_op_cc.
7111 * config/h8300/h8300.c (compute_logical_op_length): Figure out
7113 (compute_logical_op_cc): New.
7114 * config/h8300/h8300.md: Combine all the logical op patterns
7115 in HImode and SImode. Use compute_logical_op_cc.
7117 2002-02-26 Kelley Cook <kelleycook@comcast.net>
7119 * config/i386/i386.c (print_operand): Don't append ATT-style
7120 length suffixs to x87 opcodes when in Intel mode.
7122 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
7124 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
7125 (init_emit_once): Update calls.
7126 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
7127 (init_syntax_once): Prototype.
7129 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
7131 * pa-linux.h (LIB_SPEC): Update definition.
7132 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
7134 2002-02-26 Richard Henderson <rth@redhat.com>
7136 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
7137 if we emitted a stop bit.
7139 2002-02-26 Jakub Jelinek <jakub@redhat.com>
7141 * configure.in (libgcc_visibility): Substitute.
7142 * configure: Rebuilt.
7143 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
7144 defined symbols .hidden.
7146 2002-02-26 Jakub Jelinek <jakub@redhat.com>
7148 * attribs.c (c_common_attribute_table): Add visibility.
7149 (handle_visibility_attribute): New function.
7150 * varasm.c (assemble_visibility): New function.
7151 * output.h (assemble_visibility): Add prototype.
7152 * tree.h (MODULE_LOCAL_P): Define.
7153 * crtstuff.c (__dso_handle): Use visibility attribute.
7154 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
7155 for MODULE_LOCAL_P symbols too.
7156 * config/ia64/ia64.c (ia64_encode_section_info): Handle
7157 MODULE_LOCAL_P symbols the same way as local symbols.
7158 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
7159 into .sdata/.sbss by the user.
7160 * doc/extend.texi (Function Attributes): Document visibility
7163 2002-02-26 Jakub Jelinek <jakub@redhat.com>
7166 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
7167 STRING_CST initializer spanning the whole variable without
7169 If expand_expr returned MEM, don't use it.
7171 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
7173 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
7174 generate a die for the lexical block.
7176 2002-02-26 Kazu Hirata <kazu@hxi.com>
7178 * config/h8300/h8300-protos.h: Add a prototype for
7179 compute_logical_op_length.
7180 * config/h8300/h8300.c (compute_logical_op_length): New.
7181 * config/h8300/h8300.md (anonymous logical patterns): Use
7182 compute_logical_op_length for length.
7184 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
7186 * dwarf2out.c (modified_type_die): Do not call type_main_variant
7188 (gen_type_die): Same.
7190 * attribs.c (handle_vector_size_attribute): Set debug information.
7192 2002-02-26 Daniel Egger <degger@fhm.edu>
7194 * config/rs6000/rs6000.md: Swap define_insn attributes to
7195 fix incorrect generation of merge high instructions instead
7198 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
7200 * c-typeck.c (really_start_incremental_init): Use
7201 bitsize_zero_node for vectors.
7203 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
7205 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
7206 ("*set_vrsave_internal"): Same.
7208 2002-02-25 Richard Henderson <rth@redhat.com>
7210 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
7211 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
7213 2002-02-25 Jakub Jelinek <jakub@redhat.com>
7216 * config/i386/i386.c (ix86_return_pops_args): Only pop
7217 fake structure return argument if it was passed on the stack.
7219 2002-02-25 Jason Merrill <jason@redhat.com>
7221 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
7224 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
7226 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
7227 link with shared_name only.
7228 * doc/invoke.texi (Link Options): Document new behavior.
7230 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
7232 * c-typeck.c (push_init_level): Handle vectors.
7234 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
7236 * config/sparc/sparc.c (const64_high_operand): Zero-extend
7237 operands of SPARC_SETHI_P.
7238 (input_operand): Likewise.
7239 (sparc_emit_set_const32): Likewise.
7240 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
7241 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
7242 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
7243 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
7244 (movdi_insn_sp64_vis): Likewise.
7245 (movdi split, movdf split): Use SETHI32.
7246 * doc/md.texi: Document SPARC constraints L, M and N.
7248 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
7250 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
7251 ("*set_vrsave_internal"): use mfspr for Darwin.
7253 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
7254 gen_get_vrsave_internal.
7256 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7258 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
7260 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
7262 * cpplex.c (cpp_interpret_charconst): Get signedness or
7263 otherwise of wide character constants correct.
7264 * cppexp.c (lex): Get signedness of wide charconsts correct.
7266 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7268 * optabs.c (widen_operand): Only call convert_modes for
7269 promoted SUBREG if signedness matches.
7270 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
7272 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7274 * cpplib.c (glue_header_name): Use local buffer to build up
7277 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7279 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
7281 2002-02-23 Kazu Hirata <kazu@hxi.com>
7283 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
7284 H8/300[HS] separately.
7285 * config/h8300/h8300.md: Remove the early clobber constraint
7286 from bit field patterns.
7288 2002-02-23 Kazu Hirata <kazu@hxi.com>
7290 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
7292 (mulhisi3): Likewise.
7293 (umulqisi3): Likewise.
7294 (umulhisi3): Likewise.
7296 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7298 * cppinit.c (output_deps): Correct test for stdout output.
7299 (init_dependency_output): Cure warning.
7301 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7303 * expr.c (store_expr): When converting expression to promoted
7304 equivalent type, allow using SUBREG_REG of TARGET as the target
7305 of the expansion of EXP.
7306 * loop.c (basic_induction_var, case SUBREG): Always look inside.
7307 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
7308 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
7309 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
7310 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
7312 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
7314 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
7315 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
7316 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
7318 2002-02-23 Jakub Jelinek <jakub@redhat.com>
7320 PR optimization/5747
7321 * loop.c (scan_loop): Update reg info if move_movables created new
7324 2002-02-23 David Edelsohn <edelsohn@gnu.org>
7326 * gcc.c (init_gcc_spec): Revert last change.
7328 2002-02-23 David Edelsohn <edelsohn@gnu.org>
7330 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
7331 gpc_reg_operand constraint.
7333 2002-02-23 Alan Modra <amodra@bigpond.net.au>
7335 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
7336 Simplify comparison of `low'.
7337 (add_operand): Fix formatting.
7338 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
7339 (mask_operand): Disallow mask to wrap in 64-bit mode.
7340 (rs6000_stack_info): Remove redundant test setting push_p.
7341 (output_toc): Fix formatting.
7342 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
7343 cc_reg_not_cr0_operand constraint.
7344 (booldi3, boolcdi3 splitters): Same.
7346 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
7348 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
7350 2002-02-22 David Edelsohn <edelsohn@gnu.org>
7352 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
7353 gcc invoked with -shared-libgcc.
7355 2002-02-22 Jakub Jelinek <jakub@redhat.com>
7358 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
7359 decl if any of elements was TREE_USED.
7361 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
7363 * config/sparc/sol2.h: Don't include sys/mman.h.
7364 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
7365 (arith_4096_operand): Don't throw high bits away.
7366 (const64_operand): Take sign extension of CONST_INTs into account.
7367 (const64_high_operand, sparc_emit_set_const32): Likewise.
7368 (GEN_HIGHINT64): Likewise.
7369 (sparc_emit_set_const64_quick1): Likewise.
7370 (const64_is_2insns): Likewise.
7371 (print_operand): Use trunc_int_for_mode for sign extension.
7372 * config/sparc/sparc.h (SMALL_INT32): Likewise.
7373 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
7374 chars. Assume CONST_INT is already properly sign-extended.
7375 (movdi split): Sign-extend each SImode part.
7376 (andsi3 split): Don't mask high bits off, so that result
7377 remains properly sign-extend.
7378 (iorsi3 split): Likewise.
7379 (xorsi3 split): Likewise.
7381 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
7383 * fold-const.c (fold): Fix typo in comments.
7385 2002-02-21 Diego Novillo <dnovillo@redhat.com>
7387 * Makefile.in (langhooks.o): Update dependencies.
7389 2002-02-21 Diego Novillo <dnovillo@redhat.com>
7391 * langhooks.c: Include flags.h.
7393 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
7395 * testsuite/gcc.dg/attr-alwaysinline.c: New.
7397 * c-common.c (c_common_post_options): Set inline trees by
7400 * doc/extend.texi (Function Attributes): Document always_inline
7402 Update documentation about inlining when not optimizing.
7404 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
7406 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
7407 unless DECL_ALWAYS_INLINE.
7409 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
7410 unless DECL_ALWAYS_INLINE.
7411 (c_disregard_inline_limits): Disregard if always_inline set.
7413 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7414 Disregard if always_inline set.
7415 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
7416 unless DECL_ALWAYS_INLINE.
7418 * attribs.c (handle_always_inline_attribute): New.
7419 (c_common_attribute_table): Add always_inline.
7421 * config/rs6000/altivec.h: Add prototypes for builtins
7422 requiring the always_inline attribute.
7424 2002-02-21 Eric Christopher <echristo@redhat.com>
7426 * expmed.c (store_bit_field): Try to simplify the subreg
7427 before generating a new one when when the mode size of
7428 value is less than maxmode.
7430 2002-02-21 Richard Henderson <rth@redhat.com>
7432 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
7433 than gen_rtx_PLUS to form the sum.
7434 * explow.c (force_reg): Rearrange to not allocate new pseudo
7435 when force_operand returns a register.
7436 * expr.c (expand_assignment): Allow offset_rtx expansion to
7437 return a sum. Do not force addresses into registers.
7438 (expand_expr): Likewise.
7439 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
7440 to canonicalize arithmetic that didn't simpify.
7441 (simplify_plus_minus): New argument force; update
7442 all callers. Don't split CONST unless we can do something with it,
7443 and wouldn't lose the constness of the operands.
7445 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
7446 that we generated earlier.
7448 2002-02-21 Tom Tromey <tromey@redhat.com>
7450 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7451 (output_line_info): Use constant `1', with a long explanatory
7453 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
7455 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
7457 * jump.c (redirect_jump): If old label has no UID, don't try to
7460 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
7462 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
7463 If input is constant, do shifts at compile time.
7465 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
7467 * doc/extend.texi: Fix some more overfull hboxes.
7469 2002-02-21 Jakub Jelinek <jakub@redhat.com>
7471 PR optimization/4994
7472 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
7475 2002-02-21 Jakub Jelinek <jakub@redhat.com>
7478 * expr.h (expand_and): Add mode argument.
7479 * expmed.c (expand_and): Add mode argument.
7480 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
7481 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
7482 * except.c (expand_builtin_extract_return_addr): Likewise.
7483 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7484 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
7485 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
7486 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
7487 * config/c4x/c4x.md: Use GEN_INT (x) instead of
7488 gen_rtx (CONST_INT, VOIDmode, x).
7490 2002-02-21 Jakub Jelinek <jakub@redhat.com>
7493 * stmt.c (warn_if_unused_value): Move side effects test once more.
7495 2002-02-20 Torbjorn Granlund <tege@swox.com>
7497 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
7498 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
7500 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
7502 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
7503 SUBREG or ZERO_EXTEND.
7505 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
7507 * sh.h (current_function_anonymous_args): Remove.
7508 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
7509 of current_function_varargs and current_function_stdarg is set.
7510 * sh.c (sh_expand_prologue): Check current_function_varargs /
7511 current_function_stdarg / TARGET_SH5 instead of
7512 current_function_anonymous_args.
7514 * sh64.h (TARGET_VERSION): Define.
7516 2002-02-20 David Edelsohn <edelsohn@gnu.org>
7518 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
7519 VRSAVE_REGNO on TARGET_ALTIVEC.
7521 2002-02-20 Alan Modra <amodra@bigpond.net.au>
7523 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
7524 bits of SImode const_int.
7525 (includes_rshift_p): Likewise.
7526 (print_operand): Call mask_operand and mask64_operand with correct
7528 (rs6000_output_function_epilogue): Pad traceback table to word.
7529 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
7530 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
7531 mask64_operand with correct mode.
7532 (FUNCTION_ARG_REGNO_P): Correct parentheses.
7534 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7537 * varasm.c (get_pool_constant_mark): New.
7538 * rtl.h (get_pool_constant_mark): Add prototype.
7539 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
7540 be represented if it has not been output.
7542 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
7544 * combine.c (do_SUBST): Sanity check substitutions of
7545 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
7546 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
7547 CONST_INT into its operand.
7548 (known_cond): Likewise, for ZERO_EXTEND.
7549 * simplify-rtx.c (simplify_unary_operation): Fix condition to
7550 allow for simplification of wide modes. Reject CONST_INTs in
7551 ZERO_EXTEND when their actual mode is not given.
7553 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
7555 * c-decl.c (pushdecl): If no global declaration is found for an
7556 extern declaration in block scope, try a limbo one.
7558 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7561 * c-common.c (pointer_int_sum): Moved from...
7562 * c-typeck.c (pointer_int_sum): ...here.
7563 * c-common.h (pointer_int_sum): Add prototype.
7565 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7568 * c-decl.c (duplicate_decls): Return 0 if issued error about
7571 2002-02-20 Roger Sayle <roger@eyesopen.com>
7572 Jakub Jelinek <jakub@redhat.com>
7575 * tree.c (host_integerp): Ensure that the constant integer is
7576 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
7577 when pos is zero or non-zero respectively. Clarify comment.
7578 * c-format.c (check_format_info_recurse): Fix host_integerp
7579 usage; the pos argument should be zero when assigning to a
7580 signed HOST_WIDE_INT.
7582 2002-02-20 Richard Henderson <rth@redhat.com>
7584 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
7585 of the operand, rather than assuming TImode.
7586 (ix86_expand_binop_builtin): Cope with commutative patterns
7587 using nonimmediate_operand for both operands.
7588 (ix86_expand_timode_binop_builtin): Likewise.
7589 (ix86_expand_store_builtin): Validate operand 1.
7590 (ix86_expand_unop1_builtin): Likewise.
7592 2002-02-20 Philip Blundell <philb@gnu.org>
7595 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
7597 2002-02-20 Richard Henderson <rth@redhat.com>
7600 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
7602 2002-02-20 Tom Tromey <tromey@redhat.com>
7604 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7605 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7606 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7607 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7608 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
7611 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
7613 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
7614 for (const_int 0) in X not just INTVAL.
7616 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
7618 * doc/extend.texi: Avoid or reduce overfull hboxes.
7620 2002-02-20 Diego Novillo <dnovillo@redhat.com>
7622 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
7623 operations if the field does not start at a mode boundary.
7625 2001-02-20 Joel Sherrill <joel@OARcorp.com>
7627 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
7628 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
7629 Also done for -Acpu and -Amachine.
7631 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7633 * cppinit.c (init_dependency_output): Take deps output file
7634 from -o if none given with -MF. Suppress normal output.
7635 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
7636 * doc/cpp.texi, doc/invoke.texi: Update.
7638 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7640 * toplev.c (output_quoted_string): Write unprintable
7641 characters with octal escapes.
7643 2002-02-19 David Edelsohn <edelsohn@gnu.org>
7645 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
7646 really_call_used[VRSAVE_REGNO] if not Altivec.
7648 2002-02-19 Alan Modra <amodra@bigpond.net.au>
7650 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
7652 (constant_pool_expr_1): Fix formatting.
7653 (rs6000_legitimize_reload_address): Likewise.
7655 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7657 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
7658 now that we have one.
7660 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7662 * tree.h (struct tree_common): Remove aux. Add unused_0 at
7663 end of first block of bitfields (which was only seven bits);
7664 rename dummy to unused_1; remove comment which is no longer true.
7666 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7668 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
7670 2002-02-19 Philip Blundell <pb@nexus.co.uk>
7673 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
7677 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
7678 arm_is_longcall_p rather than inspecting call-type cookie
7680 (call_value_insn) [TARGET_THUMB]: Likewise.
7682 2002-02-19 Graham Stott <grahams@redhat.com>
7684 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
7686 2002-02-19 David Edelsohn <edelsohn@gnu.org>
7688 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
7689 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
7690 (FP_SAVE_INLINE): Delete.
7692 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
7693 * config/rs6000/eabi.asm: Remove ABI save restore routines.
7694 * config/rs6000/t-ppccomm: Build crtsavres.o.
7695 * config/rs6000/crtsavres.asm: New file.
7697 2002-02-19 Philip Blundell <philb@gnu.org>
7699 * config/arm/arm.c (use_return_insn): Don't reject interrupt
7701 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
7702 (output_return_instruction): Allow interrupt functions to return with
7703 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
7704 (arm_expand_prologue): Subtract 4 before stacking LR in an
7707 2002-02-19 Philip Blundell <pb@nexus.co.uk>
7709 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
7710 decl, not just FUNCTION_DECL.
7711 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
7712 (arm_assemble_integer): Likewise.
7713 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
7716 2002-02-19 matthew green <mrg@eterna.com.au>
7718 * config.gcc (sparc-*-netbsdelf*): Enable target.
7719 (sparc64-*-netbsd*): New target.
7720 * config/sparc/netbsd-elf.h: New file.
7721 * config/sparc/t-netbsd64: New file.
7723 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7725 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
7727 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
7729 * doc/invoke.texi: explicitly list the style guidelines that
7730 -Weffc++ checks for.
7732 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
7734 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
7736 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7739 * gcc.c (cpp_unique_options): Treat -o as indicating object file
7740 only if not -E. If -E, pass -o through to the preprocessor.
7742 2002-02-19 Kazu Hirata <kazu@hxi.com>
7744 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
7745 register number with an appropriate macro.
7747 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7749 * doc/rtl.texi (Constants): Close @code tag.
7751 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
7753 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
7754 ("mmx_uavgv4hi3"): Same.
7755 ("pmulhrwv4hi3"): Same.
7757 * tree-inline.c (walk_tree): Handle vectors.
7759 * c-common.c (constant_expression_warning): Handle vectors.
7760 (overflow_warning): Same.
7762 * sched-deps.c (sched_analyze_2): Handle vectors.
7764 * rtlanal.c (rtx_unstable_p): Handle vectors.
7765 (rtx_varies_p): Same.
7766 (count_occurrences): Same.
7767 (regs_set_between_p): Same.
7768 (modified_between_p): Same.
7769 (modified_in_p): Same.
7770 (volatile_insn_p): Same.
7771 (volatile_refs_p): Same.
7772 (side_effects_p): Same.
7774 (inequality_comparisons_p): Same.
7775 (replace_regs): Same.
7776 (computed_jump_p_1): Same.
7778 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
7780 (inner_mode_array): New.
7781 (copy_rtx): Handle vectors.
7782 (copy_most_rtx): Same.
7783 (rtx_equal_p): Same.
7784 (get_mode_alignment): Adjust for vectors.
7786 * resource.c (mark_referenced_resources): Handle vectors.
7787 (mark_set_resources): Same.
7789 * reload1.c (eliminate_regs): Handle vectors.
7790 (elimination_effects): Same.
7791 (scan_paradoxical_subregs): Same.
7793 * reload.c (subst_reg_equivs): Handle vectors.
7795 * regrename.c (scan_rtx): Handle vectors.
7797 * regclass.c (reg_scan_mark_refs): Handle vectors.
7799 * recog.c (find_single_use_1): Handle vectors.
7801 * local-alloc.c (equiv_init_varies_p): Handle vectors.
7802 (contains_replace_regs): Same.
7803 (memref_referenced_p): Same.
7805 * integrate.c (copy_rtx_and_substitute): Handle vectors.
7806 (subst_constants): Same.
7808 * genattrtab.c (attr_copy_rtx): Handle vectors.
7809 (encode_units_mask): Same.
7810 (clear_struct_flag): Same.
7811 (count_sub_rtxs): Same.
7813 * gcse.c (want_to_gcse_p): Handle vectors.
7814 (oprs_unchanged_p): Same.
7815 (hash_expr_1): Same.
7816 (oprs_not_set_p): Same.
7817 (expr_killed_p): Same.
7818 (compute_transp): Same.
7819 (store_ops_ok): Same.
7821 * function.c (purge_addressof_1): Do not allow paradoxical subregs
7823 (fixup_var_refs_1): Same.
7824 (instantiate_virtual_regs_1): Same.
7826 * fold-const.c (operand_equal_p): Handle vectors.
7828 (rtl_expr_nonnegative_p): Same.
7830 * flow.c (mark_used_regs): Handle vectors.
7832 * df.c (df_uses_record): Handle vectors.
7834 * cselib.c (cselib_subst_to_values): Handle vectors.
7835 (cselib_mem_conflict_p): Same.
7838 * cse.c (canon_reg): Handle vectors.
7840 (cse_process_notes): Same.
7841 (count_reg_usage): Same.
7844 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
7846 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
7848 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
7849 (gen_rtx): Handle CONST_VECTOR.
7850 (gen_const_vector_0): New.
7851 (copy_rtx_if_shared): CONST_VECTORs can be shared.
7852 (reset_used_flags): Same.
7853 (copy_insn_1): Same.
7854 (initializer_constant_valid_p): Handle VECTOR_CST.
7856 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
7858 * doc/rtl.texi (Constants): Document const_vector.
7859 (CONST0_RTX): Update for vectors.
7860 (RTL sharing): Same.
7862 * print-tree.c (print_node): Add case for VECTOR_CST.
7864 * tree.h (TREE_VECTOR_CST_ELTS): New.
7865 (struct tree_vector): New.
7866 (union tree_node): Add vector node.
7867 (build_vector): Add prototype.
7869 * tree.def (VECTOR_CST): New.
7871 * tree.c (build_vector): New.
7873 * expmed.c (make_tree): Handle CONST_VECTOR.
7875 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
7876 (CONST_VECTOR_ELT): New.
7877 (CONST_VECTOR_NUNITS): New.
7879 * machmode.h (GET_MODE_INNER): New.
7880 (DEF_MACHMODE): Accept 8th arg.
7882 * machmode.def: Add 8th argument for vector inner mode.
7883 Add inner vector modes for vectors.
7885 * rtl.def (VEC_CONST): Remove.
7886 (CONST_VECTOR): New.
7888 * expr.c (clear_storage): Allow vectors.
7889 (is_zeros_p): Handle VECTOR_CST.
7891 * varasm.c (output_constant_pool): Handle vectors.
7892 (rtx_const): Add veclo and vechi fields.
7893 (kind): Add RTX_VECTOR.
7894 (decode_rtx_const): Add case for vector.
7896 * config/rs6000/rs6000-protos.h: Add zero_constant.
7898 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
7899 constants. Force easy vector constants into memory.
7900 (easy_vector_constant): New.
7901 (emit_easy_vector_constant): New.
7902 (rs6000_legitimize_reload_address): Do not generate bad reloads on
7905 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
7907 ("altivec_lvxl"): Same.
7908 (altivec_lvebx): Same.
7909 (altivec_lvehx): Same.
7910 (altivec_lvewx): Same.
7911 ("*movv4si_const0"): New.
7912 ("*movv4sf_const0"): New.
7913 ("*movv8hi_const0"): New.
7914 ("*movv16qi_const0"): New.
7916 2002-02-18 Kazu Hirata <kazu@hxi.com>
7918 * config/h8300/h8300.c (notice_update_cc): Use
7921 2002-02-18 Kazu Hirata <kazu@hxi.com>
7923 * config/h8300/h8300.md (divmod patterns): Change the
7924 constraints for operands[1] to register_operand.
7926 2002-02-18 Kazu Hirata <kazu@hxi.com>
7928 * config/h8300/h8300-protos.h: Remove the prototype for
7930 * config/h8300/h8300.c (p_operand): Remove.
7931 * config/h8300/h8300.md: Replace p_operand with
7934 2002-02-18 Philip Blundell <pb@nexus.co.uk>
7936 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
7938 (output_return_instruction): Allow use of LDR to unstack
7939 return addresss even for interrupt handlers or when
7940 interworking. If compiling for ARMv5, use interworking-safe
7941 return instructions by default. Remove duplicated code and
7942 lengthy "strcat" sequences.
7944 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7946 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
7947 (LINK_EH_SPEC): Define.
7948 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
7950 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7952 * config/s390/s390.c (s390_emit_prologue): Do not set the
7953 frame_related flag for call-clobbered registers.
7955 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
7957 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
7958 (construct_container): Fix handling of SSE operands.
7959 (ix86_expand_builtin): Fix handling of 64bit pointers.
7960 (mmx_maskmovq_rex): New pattern.
7962 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
7964 * regrename.c (kill_set_value): Handle subregs properly.
7966 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
7968 * objc/objc-act.c (handle_impent): Remove leading '*'
7969 from objc_class_name.
7971 2002-02-17 Richard Henderson <rth@redhat.com>
7973 * config/alpha/alpha.c (some_small_symbolic_operand,
7974 some_small_symbolic_operand_1, split_small_symbolic_operand,
7975 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
7976 Handle small SYMBOL_REFs anywhere, not just inside memories.
7977 * config/alpha/alpha-protos.h: Update.
7978 * config/alpha/alpha.h (PREDICATE_CODES): Update.
7979 * config/alpha/alpha.md (small symbolic operand splitter): Update.
7981 2002-02-17 Roland McGrath <roland@frob.com>
7983 * config.gcc (powerpc-*-gnu-gnualtivec*,
7984 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
7985 * config/rs6000/gnu.h: New file.
7986 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
7987 Grok "gnu" in rs6000_abi_name.
7988 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
7989 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
7990 Grok -mcall-gnu analogous to -mcall-linux et al.
7991 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
7992 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
7993 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
7995 2002-02-17 Jakub Jelinek <jakub@redhat.com>
7998 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
8001 2002-02-17 Philipp Thomas <pthomas@suse.de>
8003 * config/cris/cris.h: Undefine STARTFILE_SPEC and
8004 ENDFILE_SPEC before (re)defining them.
8006 2002-02-17 Kazu Hirata <kazu@hxi.com>
8008 * config/h8300/h8300.c: Fix formatting.
8009 * config/h8300/h8300.h: Likewise.
8011 2002-02-17 Philipp Thomas <pthomas@suse.de>
8013 * doc/tm.texi: Explain why empty strings should not be
8014 marked for translation.
8016 2002-02-17 Philipp Thomas <pthomas@suse.de>
8018 * final.c (output_operand_lossage): Changed to accept
8019 printf style arguments. Change calls where necessary.
8020 * output.h (output_operand_lossage): Change declaration
8021 accordingly. Update copyright.
8022 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
8023 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
8024 Update copyright date where necessary.
8026 * config/i386/i386.c (print_operand): Likewise. Remove use of
8029 * config/cris/cris.c (cris_operand_lossage): Likewise.
8030 Rename parameter so that exgettext recognizes it as
8031 translatable message.
8032 (LOSE_AND_RETURN): Rename parameter to msgid.
8034 2002-02-17 Kazu Hirata <kazu@hxi.com>
8036 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
8037 hard coded register number with an appropriate macro.
8038 (HARD_REGNO_MODE_OK): Likewise.
8039 (ARG_POINTER_REGNUM): Likewise.
8040 (STATIC_CHAIN_REGNUM): Likewise.
8041 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
8042 * config/h8300/h8300.md (define_constants): Define more
8045 2002-02-17 Philipp Thomas <pthomas@suse.de>
8047 * config/i386/i386.h: Don't mark empty strings for translation.
8049 2002-02-16 H.J. Lu <hjl@gnu.org>
8051 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
8053 2002-02-16 Zack Weinberg <zack@codesourcery.com>
8055 * cppinit.c (merge_include_chains): Check for brack being
8056 NULL before attempting to merge it with qtail.
8058 2002-02-16 Andrew Cagney <ac131313@redhat.com>
8060 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
8063 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8065 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
8067 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8069 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
8070 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
8071 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
8073 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8075 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
8076 now only if !TARGET_FIX.
8077 (*movsi_nt_vms_fix): New pattern.
8079 2002-02-16 Douglas B Rupp <rupp@gnat.com>
8081 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
8082 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
8083 (alpha_sa_mask, alpha_sa_size): Reflect above change.
8084 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
8085 (alpha_start_function, alpha_expand_epilogue): Likewise.
8086 (unicosmk_gen_dsib): Likewise.
8088 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8090 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
8092 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
8094 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
8095 check_and_change_labels, s390_final_chunkify): Delete.
8096 (s390_split_branches, s390_chunkify_pool): New functions.
8097 (s390_function_prologue): Call them.
8099 * config/s390/s390.h (S390_REL_MAX): Delete.
8100 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
8102 * config/s390/s390.md (cjump, icjump, jump): Fix length
8103 attribute calculation.
8106 2002-02-15 David Edelsohn <edelsohn@gnu.org>
8108 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
8109 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
8111 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
8113 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
8114 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
8115 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
8117 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
8119 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
8121 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
8123 * reload.c (find_dummy_reload): Check that an output register
8124 is valid for its mode.
8126 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
8128 * combine.c (known_cond): After replacing the REG of a SUBREG, try
8131 * function.c (assign_parms): Demote promoted argument passed by
8132 transparent reference.
8134 2001-02-14 Joel Sherrill <joel@OARcorp.com>
8136 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
8137 -Acpu() and -Amachine() to eliminate warnings.
8139 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
8141 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
8143 2002-02-14 Kazu Hirata <kazu@hxi.com>
8145 * config/h8300/h8300-protos.h: Update the prototype for
8147 * config/h8300/h8300.c (const_costs): Treat SET as a little
8148 more expensive operation.
8149 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
8150 reference to const_costs.
8152 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
8154 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
8156 2002-02-14 Jakub Jelinek <jakub@redhat.com>
8159 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
8160 use arguments from newtype.
8162 2002-02-13 Eric Christopher <echristo@redhat.com>
8164 * config/mips/mips.c (override_options): Add check for march/mipsX
8165 on the same command line. Fix error message in cpu processing.
8166 Remove architecture and ISA checks.
8168 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
8170 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
8172 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
8174 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
8176 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
8178 ("*movv8hi_internal1"): Same.
8179 ("*movv16qi_internal1"): Same.
8180 ("*movv4sf_internal1"): Same.
8182 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
8183 not push_reload for altivec modes.
8185 2002-02-13 Joel Sherrill <joel@OARcorp.com>
8187 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
8188 all RTEMS targets including removal of #includes from config/*/rtems*.h
8189 file and adding them to tm_file setting. Added xm_defines=POSIX to
8191 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
8192 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
8193 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
8194 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
8195 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
8196 config/m68k/rtemself.h: Ditto.
8197 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
8198 config/mips/rtems64.h: Ditto.
8199 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
8200 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
8202 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
8203 config/sparc/rtemself.h: Ditto.
8204 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
8205 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
8206 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
8208 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
8209 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
8210 target made more similar to i386-elf.
8211 * config/i386/t-rtems-i386: Added soft float support and multilibs.
8212 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
8213 be similar to config/m68k/t-m68kelf.
8214 * gthr-rtems.h: Encapsulate with extern "C" for C++.
8216 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
8218 * regmove.c (kill_value): Handle subregs.
8220 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
8222 * i386.md (mul patterns): Allow memory operand to be first;
8223 add expanders where needed; fix constraints.
8224 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
8225 Allow memory operand to be the first.
8227 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
8230 2002-02-13 Jakub Jelinek <jakub@redhat.com>
8233 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
8236 2002-02-13 Jakub Jelinek <jakub@redhat.com>
8238 PR optimization/5547:
8239 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
8240 all valid IA-32 address modes involving non-scaled %ebx and
8241 GOT/GOTOFF as displacement.
8243 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
8245 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
8246 after emitting ltorg insns.
8248 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
8249 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
8250 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
8251 *abssf2): Fix "op_type" attribute.
8253 2002-02-13 Douglas B Rupp <rupp@gnat.com>
8255 * mkconfig.sh: Avoid using a subshell redirect.
8256 ($output.T): Change to $(output)T.
8257 (ENABLE_NLS): Remove unneeded undef.
8259 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
8260 * config/alpha/x-vms (libsubdir): Define.
8262 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
8263 register frame procedures. Optimize retrieving context.
8265 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
8266 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
8267 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
8269 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8271 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
8272 Make same change as for find_base_value.
8274 2002-02-13 Kazu Hirata <kazu@hxi.com>
8276 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
8277 of QImode and SImode.
8279 2002-02-13 Kazu Hirata <kazu@hxi.com>
8281 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
8282 length computation of movsi.
8283 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
8285 2002-02-13 Kazu Hirata <kazu@hxi.com>
8287 * config/h8300/h8300.md (subqi3): Tighten the predicate for
8288 operands[2] to register_operand.
8290 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
8292 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
8294 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
8296 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
8297 for altivec_lvx* and altivec_stvx*.
8298 ("*movv4si_internal"): Add constraint for loading from GPRs.
8299 ("*movv8hi_internal1"): Same.
8300 ("*movv16qi_internal1"): Same.
8301 ("*movv4sf_internal1"): Same.
8303 * config/rs6000/rs6000.c (altivec_register_operand): New.
8305 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
8306 altivec_register_operand.
8308 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
8310 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
8313 2002-02-13 Stan Shebs <shebs@apple.com>
8315 * c-typeck.c (digest_init): Handle vectors.
8316 (really_start_incremental_init): Same.
8317 (pop_init_level): Same.
8318 (process_init_element): Same.
8320 * varasm.c (output_constant): Same.
8322 * expr.c (clear_storage): Same.
8323 (store_constructor): Same.
8325 2002-02-12 Eric Christopher <echristo@redhat.com>
8327 * explow.c (hard_function_value): Add comment explaining
8328 signed/unsigned comparison.
8330 2002-02-12 Jakub Jelinek <jakub@redhat.com>
8332 * jump.c (never_reached_warning): Add finish argument.
8333 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
8334 real insn after end.
8335 * rtl.h (never_reached_warning): Adjust prototype.
8336 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
8337 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
8338 never_reached_warning.
8340 2002-02-12 Graham Stott <grahams@redhat.com>
8342 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
8344 2002-02-12 Kazu Hirata <kazu@hxi.com>
8346 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
8347 logical shifts on H8/300.
8348 (shift_alg_si): Improve several shifts on H8/300.
8349 (get_shift_alg): Likewise.
8351 2002-02-12 Graham Stott <grahams@redhat.com>
8353 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
8355 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8357 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
8358 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
8360 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
8362 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
8363 non-CONST_INT through default_assemble_integer.
8364 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
8365 <case 8>: Abort for CONST_DOUBLE.
8367 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8369 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
8371 * config/pa/pa-linux.h (LIB_SPEC): Delete.
8372 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
8374 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
8376 * config/stormy16/stormy16.md (zero_extendqihi2): New.
8378 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
8380 * regrename.c (regrename_optimize): Don't accept a
8381 part-clobbered register if the replaced register is not part
8384 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
8385 take padding into account when computing the argument value.
8387 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
8389 * combine.c (try_combine): Apply substitutions in
8390 CALL_INSN_FUNCTION_USAGE too.
8392 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
8394 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
8395 __builtin_altivec_abs*.
8398 * config/rs6000/rs6000.h (rs6000_builtins): Add
8399 ALTIVEC_BUILTIN_ABS*.
8401 * config/rs6000/altivec.h: Use const char for builtins expecting
8403 (vec_abs): New versions for C and C++.
8406 2002-02-10 Kazu Hirata <kazu@hxi.com>
8408 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
8411 2002-02-10 Kazu Hirata <kazu@hxi.com>
8413 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
8414 constant definition from h8300.md.
8415 (FRAME_POINTER_REGNUM): Likewise.
8416 * config/h8300/h8300.md (define_constants): Add FP_REG.
8418 2002-02-10 Kazu Hirata <kazu@hxi.com>
8420 * config/h8300/h8300.c (print_operand): Remove redundant code.
8422 2002-02-10 Kazu Hirata <kazu@hxi.com>
8424 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
8425 * config/h8300/h8300.c (byte_reg): Make it static.
8427 2002-02-10 Richard Henderson <rth@redhat.com>
8430 * c-typeck.c (incomplete_type_error): Handle flexible array members.
8432 2002-02-10 Richard Henderson <rth@redhat.com>
8435 * tree.c (append_random_chars): Don't abort if main_input_filename
8438 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
8440 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
8442 2002-02-10 Kazu Hirata <kazu@hxi.com>
8444 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
8445 (pushhi1): Likewise.
8447 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
8449 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
8450 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
8452 2002-02-09 David O'Brien <obrien@FreeBSD.org>
8454 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
8456 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
8458 2002-02-09 Kazu Hirata <kazu@hxi.com>
8460 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
8461 a half of an SImode register on H8/300.
8463 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
8465 * i386.md (movdi_2): Add missing '!'.
8467 2002-02-09 Kazu Hirata <kazu@hxi.com>
8469 * config/h8300/h8300.h: Fix formatting. Remove commented-out
8472 2002-02-09 Kazu Hirata <kazu@hxi.com>
8474 * config/h8300/h8300.md (length): Correct the distance valid
8475 for the short branch.
8477 2002-02-09 Kazu Hirata <kazu@hxi.com>
8479 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
8481 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
8483 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
8484 registers in SImode.
8485 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
8488 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
8491 Contribute sh64-elf.
8492 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
8493 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
8494 (sh_cannot_modify_jumps_p): New function.
8495 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
8496 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
8497 (sh_ms_bitfield_layout_p): New function.
8498 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
8499 Zack Weinberg <zack@codesourcery.com>
8500 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
8501 expand_simple_binop instead of expand_binop.
8502 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
8503 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
8504 use of .quad and .uaquad.
8505 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
8506 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
8507 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8508 * config/sh/sh.md (movdi_const, movdi_const_32bit,
8509 movdi_const_16bit): Make sure all CONSTs have modes.
8510 (sym2PIC): Ditto, but by adjusting all callers.
8511 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
8512 if the prologue calls the SHmedia argument decoder or register
8514 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8515 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
8516 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
8517 (sh_expand_epilogue): Don't emit USE of return target register.
8518 (prepare_move_operands): Legitimize DImode PIC addresses.
8519 (sh_media_register_for_return): Skip tr0, used to initialize the
8521 (sh_expand_prologue): Remove explicit USE of return register.
8522 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
8523 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
8524 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
8525 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
8526 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
8528 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
8529 (MOVI_SHORI_BASE_OPERAND_P): New.
8530 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
8531 (EXTRA_CONSTRAINT_T): Define in terms of them.
8532 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
8533 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
8534 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
8535 alternatives supporting TARGET_REGS.
8536 (UNSPEC_GOTPLT): New constant.
8537 (movdi split): Move incrementing of LABEL_NUSES...
8538 (movdi_const, movdi_const_32bit): Here. Use
8539 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
8540 (movdi_const_16bit): New.
8541 (call, call_value) [flag_pic]: Use GOTPLT.
8542 (call_pop, call_value_pop): New expands.
8543 (call_pop_compact, call_pop_rettramp): New insns.
8544 (call_value_pop_compact, call_value_pop_rettramp): New insns.
8545 (sibcall) [flag_pic]: Use GOT.
8546 (builtint_setjmp_receiver): Remove bogus, unused expand.
8547 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
8548 (*pt, *ptb, ptrel): New insns.
8549 (sym2GOT): Handle DImode GOT.
8550 (sym2GOTPLT, symGOTPLT2reg): New expands.
8551 (sym2PIC): New expand.
8552 (shcompact_return_tramp): Use GOTPLT to return trampoline.
8553 (shcompact_return_tramp_i): Use return register explicitly.
8554 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
8555 disable flag_reorder_blocks.
8556 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
8557 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
8558 clobbers, for clarity.
8559 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
8560 restoring of r0 in macl as MAYBE_DEAD.
8561 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
8562 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
8563 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
8564 alter_subreg all over.
8565 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
8566 reload, instead of emitting instructions that would require
8568 (casesi_load_media): Add missing modes.
8569 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
8570 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
8571 as used if the argument decoder is called.
8572 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8573 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
8574 Pmode, then extend it to DImode if necessary.
8575 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8576 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
8577 constants in FPU-enabled SHmedia, let them be loaded from memory.
8578 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8579 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
8580 Adjust whitespace in assembly output templates.
8581 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8582 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
8583 mode of if_then_else.
8584 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
8585 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
8587 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
8588 Joern Rennecke <amylaar@redhat.com>
8589 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
8590 (SUBTARGET_CPP_PTR_SPEC): New.
8591 (SUBTARGET_CPP_SPEC): Remove.
8592 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8593 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8594 Fix typo in previous checkin.
8595 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
8596 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
8597 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
8598 Alexandre Oliva <aoliva@redhat.com>
8599 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
8600 what single FP register can hold for SHmedia target.
8601 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8602 Alexandre Oliva <aoliva@redhat.com>
8603 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8604 Do not split into SUBREG.
8605 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
8606 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
8607 and added new functions as specified in SH5 ABI r9.
8608 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
8609 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
8611 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
8612 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
8613 gen_consttable_4 and gen_consttable_8. Emit multiple labels
8614 and consttable_window_ends.
8615 2001-06-03 Graham Stott <grahams@redhat,com>
8616 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
8617 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
8618 * config/sh/sh.c (print_operand): Handle floating-point pair,
8619 vector and matrix registers.
8620 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
8621 vector modes into account.
8622 * config/sh/sh.md (movv2sf): Split move between registers into
8624 (movv4sf, movv16sf): Introduce insns that get split only after
8626 * config/sh/shmedia.h: Fix Copyright dates.
8627 * config/sh/ushmedia.h: Likewise. Move loop counter
8628 declarations into conditionals that uses them.
8629 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
8631 * config/sh/sshmedia.h: Fix Copyright dates.
8632 (sh_media_PUTCFG): Fix constraints.
8633 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
8634 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
8635 ptrmemfunc_vbit_in_delta for SH5.
8636 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
8637 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
8638 * invoke.texi: Likewise.
8639 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
8640 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
8641 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
8642 GCC_pop_shmedia_regs_nofpu): New global symbols.
8643 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
8644 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
8645 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
8646 compact function with nonlocal labels.
8647 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
8648 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
8649 (initial_elimination_offset): Account for their stack space.
8650 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
8651 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
8652 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
8653 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
8654 least one of the operands to be a register.
8655 (movv2sf): Likewise. Renamed to movv2sf_i.
8656 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
8657 prepare_move_operands() before emitting SHmedia insns.
8658 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
8659 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
8660 Don't save nor initialize r12. Don't mis-align the stack.
8661 Pad the code with a nop.
8662 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
8664 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
8665 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
8666 [__SHMEDIA__]: Implement.
8667 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
8668 * config/sh/sh.md: Set latency of `pt' closer to reality.
8669 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
8670 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
8671 Set move, load and store type attributes.
8672 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
8673 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
8675 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
8676 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
8677 * config/sh/sh.c (sh_media_register_for_return): New function.
8678 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
8679 branch-target register.
8680 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
8681 * config/sh/sh.md (return_media_i): Use any call-clobbered
8682 branch-target register.
8683 (return_media): If r18 wasn't copied in the prologue, copy it
8685 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
8686 Clear class FP0_REGS.
8687 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
8689 2001-03-08 DJ Delorie <dj@redhat.com>
8690 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
8691 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8692 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
8693 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8694 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
8695 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
8696 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
8697 return value correctly for call_cookie.
8698 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
8699 * config/sh/crt1.asm (start): Modified so as to call
8700 ___setup_argv_and_call_main.
8701 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
8702 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
8704 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
8705 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
8706 (STRIP_NAME_ENCODING): Use it.
8707 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
8708 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
8709 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
8710 prepare_scc_operands().
8711 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
8712 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
8713 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
8714 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
8715 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
8716 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
8717 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
8718 used in shcompact_incoming_args.
8719 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
8721 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
8723 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
8725 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
8726 Simplify. Adjust. Add sanity check.
8727 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
8729 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
8731 (udivsi3, divsi3): Use them.
8732 (force_mode_for_call): New insn.
8733 (call, call_value, sibcall_value): Emit it before SHcompact
8735 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
8736 * config/sh/sh.md (call, call_value, sibcall): Make sure the
8737 call cookie is non-NULL before taking its value.
8738 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
8739 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
8740 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
8741 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
8743 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
8744 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
8745 temporary for stack adjusts. Use MACL and MACH to pass
8746 arguments to shcompact_incoming_args.
8747 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
8749 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
8750 (nested_trampoline): Load static chain address into r1.
8751 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
8752 2001-01-07 Alexandre Oliva <aoliva@redhat.com
8753 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
8754 fp_arith_reg_operand().
8755 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
8756 * config/sh/sh.md (casesi): Sign-extend the first two operands,
8757 and use signed compares for them.
8758 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
8759 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
8760 ones properly aligned.
8761 (find_barrier): Account for extra alignment needed for 8-byte wide
8763 (machine_dependent_reorg): Require a label for the second 4-byte
8764 constant after an 8-byte one.
8765 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
8767 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8768 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
8769 last_float when switching float modes.
8770 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
8771 auto-increment for general-purpose registers.
8772 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
8774 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
8776 * config/sh/sh.c (sh_builtin_saveregs): Support using all
8777 registers for varargs.
8778 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
8779 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
8780 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
8781 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
8782 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
8783 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
8784 call_cookie accordingly.
8785 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
8786 (SHCOMPACT_BYREF): Likewise.
8787 (SHCOMPACT_FORCE_ON_STACK): New macro.
8788 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
8789 (sh_builtin_saveregs): Likewise.
8790 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8791 shcompact_incoming_args): Use new shift values. Support
8792 sequences of consecutive and non-consecutive pushes/pops.
8793 * config/sh/sh.md (return): Don't explicitly use PR_REG.
8794 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
8795 * config/sh/sh.h (TEXT_SECTION): Define.
8796 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
8797 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8798 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
8799 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
8800 return values on FPU-enabled SHmedia.
8801 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
8802 FPU-enabled SHmedia.
8803 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
8804 value is returned in a non-FP reg and is not returned by
8806 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
8808 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
8809 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
8810 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
8811 quad-aligned to be passed by callee-copy reference.
8812 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
8813 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
8814 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
8815 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
8816 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
8817 copying low-numbered FP regs to r7 and r8.
8818 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
8819 FP regs to general-purpose regs only if the copy was passed on the
8821 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
8822 copying FP reg to r9.
8823 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
8824 copy FP regs to general-purpose regs only in outgoing calls.
8825 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
8826 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
8828 * config/sh/sh.h (struct sh_args): Document all fields.
8829 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
8830 passed partially on the stack should not consider making
8832 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
8833 stack_regs only for incoming calls. When passing FP args,
8834 make sure there are FP regs available before modifying
8836 (SHCOMPACT_BYREF): Pass double args in general-purpose
8837 registers by reference.
8838 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
8839 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
8840 attempt to generate sibcalls if the caller got any arguments
8842 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
8843 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
8844 to 8-byte boundaries.
8845 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
8846 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
8847 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
8848 stored in the stack.
8849 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
8850 for the offsets to have the ISA bit set.
8851 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
8852 invocation. Use beq instead of bgt to mark end of sequence of
8854 (shcompact_incoming_args): Fix store of r2. Use beq instead of
8855 bgt to mark end of sequence of stores.
8856 * config/sh/sh.c (arith_operand): Don't check whether
8857 CONST_OK_FOR_J for now.
8858 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
8859 instead of long for conversion.
8860 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
8861 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
8862 before passing it to fprintf.
8863 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
8864 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
8865 Call set_fpscr before reading/writing SR.
8866 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
8868 * config/sh/lib1funcs.asm: Add `.align 2' directives before
8870 (FMOVD_WORKS): Define on SH5 with FPU.
8871 (set_fpscr): Define on SH5. Remove separate _fpscr_values
8873 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
8875 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
8876 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
8878 (ia_main_table): Ditto.
8879 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
8880 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
8881 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
8882 the definitions from sh.h.
8883 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
8885 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
8886 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
8887 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8888 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
8889 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
8890 Increment LABEL_NUSES.
8892 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
8894 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
8896 * config/sh/elf.h (SIZE_TYPE): Likewise.
8897 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8898 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8899 shcompact_incoming_args): Load switch table addresses using
8901 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8902 (NO_BUILTIN_SIZE_TYPE): Define.
8903 (SIZE_TYPE): Don't define.
8904 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8905 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
8906 definition of __SH5__=32 for -m5-compact-nofpu.
8907 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
8909 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
8910 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
8911 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
8912 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
8913 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
8914 (INSN_LENGTH_ALIGNMENT): Likewise.
8915 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8916 * config/sh/sh.md (call, call_value, sibcall): Simplify
8917 copying of non-branch-target register.
8918 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8919 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
8920 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
8921 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8922 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
8923 floating-point values as structs.
8924 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
8925 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
8926 general-purpose register.
8927 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
8928 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8929 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
8930 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
8931 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
8932 (ENCODE_SECTION_INFO): Enclose variables and constants in
8934 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
8935 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
8936 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
8937 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
8938 only for LABEL_REFs. For SYMBOL_REFs, prepend
8939 SH_DATALABEL_ENCODING to the symbol name.
8940 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
8942 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8943 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
8945 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
8946 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
8947 (DATALABEL_REF_P): Don't require CONST.
8948 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
8950 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
8951 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
8953 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8954 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
8955 Use shallow_copy_rtx and PUT_MODE to change the mode of
8956 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
8957 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
8958 on SHmedia using GENERAL_REGs.
8959 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
8960 bltu_media_i): Fix reversion of conditions.
8961 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8962 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
8963 * config/sh/sh.c (output_far_jump): Save r13 in macl.
8964 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
8965 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
8966 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
8967 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
8968 (GCC_nested_trampoline): Likewise.
8969 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
8970 * config/sh/sh.c (gen_datalabel_ref): Define.
8971 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
8972 (INITIALIZE_TRAMPOLINE): Likewise.
8973 (TRAMPOLINE_ADJUST_ADDRESS): Define.
8974 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
8975 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
8976 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
8977 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
8978 (ic_invalidate): Adjust for SH5.
8979 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
8980 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
8982 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
8983 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
8984 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
8985 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8986 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
8987 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
8988 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8989 * config/sh/sh.c (target_reg_operand): Match only target-branch
8990 registers and pseudos that aren't virtual registers.
8991 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
8992 Copy operands that don't match target_reg_operand to pseudos.
8993 (call_media, call_value_media, sibcall_media): Use
8994 target_reg_operand instead of target_operand.
8995 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
8996 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
8997 * config/sh/sh.c (target_reg_operand): Match hardware registers
8998 other than branch-target registers.
8999 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
9000 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
9001 (fpscr_values) [SH5 == 32]: Define.
9002 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
9003 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
9004 Handle function addresses coming in SUBREGs.
9005 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
9006 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
9007 shcompact_return_trampoline): Use datalabel where appropriate.
9008 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
9009 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
9010 general-purpose register to copy one branch-target register to
9012 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
9013 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
9014 SYMBOL_REFs with VOIDmode.
9015 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
9016 bltu_media_i): New insns.
9017 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
9018 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
9019 (INIT_CUMULATIVE_ARGS): Likewise.
9020 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
9021 * machmode.def (V16SFmode): New mode.
9022 * c-common.c (type_for_mode): Support V2SF and V16SF.
9023 * tree.c (build_common_tree_nodes_2): Likewise.
9024 * tree.h (tree_index): Likewise.
9025 * calls.c (emit_call_1): Take args_so_far. Adjust all
9026 callers. Introduce CALL_POPS_ARGS.
9027 * tm.texi (CALL_POPS_ARGS): Document.
9028 * config/sh/crt1.asm: Implement in SHmedia mode.
9029 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
9030 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
9031 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
9032 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
9033 Implement divsi and udivsi in SHmedia mode. Introduce
9034 SHcompact trampolines.
9035 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
9037 (regno_reg_class): Rewrite.
9038 (fp_reg_names): Remove.
9039 (sh_register_names, sh_additional_register_names): New.
9040 (print_operand): Added `u'. Support SUBREGs in addresses.
9041 Add parentheses around shifted CONSTs.
9042 (output_file_start): Output .mode and .abi directives.
9043 (shiftcosts, addsubcosts, multcosts): Adjust.
9044 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
9045 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
9046 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
9047 bytes, not registers. Take into account the need for the
9048 SHcompact incoming args trampoline. Adjust all callers.
9049 (sh_expand_prologue): Take stack_regs into account. Call
9050 incoming args trampoline. Keep stack aligned as per SH5 ABI.
9051 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
9052 stack aligned as per SH5 ABI.
9053 (sh_builtin_saveregs): Support SH5 ABI.
9054 (sh_build_va_list, sh_va_start): Likewise.
9055 (initial_elimination_offset): Take alignment into account.
9056 Compute location of PR according to the SH5 stack frame.
9057 (arith_reg_operand): Reject branch-target registers.
9058 (shmedia_6bit_operand): New.
9059 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
9060 (target_reg_operand): Match DImode only. Accept SUBREGs.
9061 (target_operand): New.
9062 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
9063 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
9064 SIBCALL_REGS for SHmedia.
9065 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
9066 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
9067 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
9068 (TARGET_SWITCHES): New SH5 flags.
9069 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
9070 VALID_REGISTER_P to disable unsupported registers.
9071 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
9072 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
9073 (FUNCTION_ARG_PADDING): Define.
9074 (FASTEST_ALIGNMENT): Adjust.
9075 (SH_REGISTER_NAMES_INITIALIZER): New.
9076 (sh_register_names): Declare.
9077 (DEBUG_REGISTER_NAMES): Define.
9078 (REGISTER_NAMES): Define based on sh_register_names.
9079 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
9080 (sh_additional_register_names): Declare.
9081 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
9082 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
9083 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
9084 (REGISTER_NATURAL_MODE): Define.
9085 (FIRST_PSEUDO_REGISTER): Adjust.
9086 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
9087 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
9088 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
9089 (VECTOR_MODE_SUPPORTED_P): Define.
9090 (REG_CLASS_CONTENTS): Adjust.
9091 (SMALL_REGISTER_CLASSES): Adjust.
9092 (REG_ALLOC_ORDER): Adjust.
9093 (INDEX_REG_CLASS): Adjust.
9094 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
9095 (CONST_OK_FOR_LETTER_P): Adjust.
9096 (PREFERRED_RELOAD_CLASS): Adjust.
9097 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
9098 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
9099 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
9100 (FIRST_FP_PARM_REG): Adjust.
9101 (CALL_POPS_ARGS): Define.
9102 (FUNCTION_ARG_REGNO_P): Adjust.
9103 (struct sh_args): New fields.
9104 (GET_SH_ARG_CLASS): Adjust.
9105 (INIT_CUMULATIVE_ARGS): Adjust.
9106 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
9107 (FUNCTION_ARG_ADVANCE): Adjust.
9108 (FUNCTION_ARG): Adjust.
9109 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
9110 (FUNCTION_ARG_CALLEE_COPIES): Define.
9111 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
9112 (STRICT_ARGUMENT_NAMING): Define.
9113 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
9114 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
9115 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
9116 (SETUP_INCOMING_VARARGS): Adjust.
9117 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
9118 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
9119 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
9120 (SUBREG_OK_FOR_INDEX_P): Adjust.
9121 (EXTRA_CONSTRAINT_S): Update.
9122 (EXTRA_CONSTRAINT_T): New.
9123 (EXTRA_CONSTRAINT): Adjust.
9124 (GO_IF_LEGITIMATE_INDEX): Adjust.
9125 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
9126 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
9128 (MAX_MOVE_MAX): Define.
9130 (CONST_COSTS): Adjust.
9131 (REGISTER_MOVE_COST): Adjust.
9132 (BRANCH_COST): Adjust.
9133 (TEXT_SECTION_ASM_OP): Adjust.
9134 (DBX_REGISTER_NUMBER): Adjust.
9135 (ASM_OUTPUT_DOUBLE_INT): New.
9136 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
9137 (PREDICATE_CODES): Adjust.
9138 (PROMOTE_MODE): Adjust.
9139 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
9140 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
9141 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
9142 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
9143 (DR0_REG, DR2_REG, DR4_REG): Renumber.
9144 (TR0_REG, TR1_REG, TR2_REG): New.
9145 (XD0_REG): Renumber.
9146 (UNSPEC_COMPACT_ARGS): New.
9147 (type): Added pt and ptabs.
9148 (length): Default to 4 on SHmedia. Default pt length to 12
9149 and 20 on SHmedia32 and SHmedia64, respectively.
9150 (pt): New function unit.
9151 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
9152 Add whitespace between operands of SHmedia instructions.
9154 (adddi3_media, addsi3_media): Adjust constraints.
9155 (subsi3) [SHmedia]: Force operand 1 into a register.
9156 (udivsi3_i1_media, udivsi3_i4_media): New.
9157 (udivsi3): Support SHmedia.
9158 (divsi3_i1_media, divsi3_i4_media): New.
9159 (divsi3): Support SHmedia.
9160 (anddi3, iordi3, xordi3): Adjust constraints.
9161 (zero_extendhidi2, zero_extendqidi2): New.
9162 (extendsidi2, extendhidi2, extendqidi2): New.
9163 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
9164 (pop_e, pop_fpul, pop_4): Likewise.
9165 (movsi_media): Support FP and BT registers.
9166 (movsi_media_nofpu): New. Adjust splits to DImode.
9167 (lduw, ldub): Renamed to zero_extend* above.
9168 (movqi_media): Fix typo.
9169 (movdi_media): Support FP and BT registers.
9170 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
9171 (movdi_const_32bit): New.
9172 (shori_media): Require immediate operand. Use `u' for output.
9173 (movdf_media, movsf_media): Simplified.
9174 (movdf_media_nofpu, movsf_media_nofpu): New.
9175 (movdf, movsf): Adjust
9176 (movv2sf, movv2sf, movv16sf): New.
9177 (beq_media, beq_media_i): Adjust constraints. Don't use
9178 scratch BT register.
9179 (bne_media, bne_media_i): Likewise.
9180 (bgt_media, bgt_media_i): Likewise.
9181 (bge_media, bge_media_i): Likewise.
9182 (bgtu_media, bgtu_media_i): Likewise.
9183 (bgeu_media, bgeu_media_i): Likewise.
9184 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
9185 bunordered): Emit jump insn. Force operands to registers when
9187 (jump_media, jump): Simplify.
9188 (call_compact, call_compact_rettramp): New.
9189 (call_value_compact, call_value_compact_rettramp): New.
9190 (call_media, call_value_media): Simplify.
9191 (sibcall_compact, sibcall_media): New.
9192 (call, call_value): Adjust for SHmedia and SHcompact.
9193 (sibcall, sibcall_value, untyped_call): Likewise.
9194 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
9195 (indirect_jump): Adjust for SHmedia.
9196 (casesi_jump_media): New.
9197 (nop): Re-enable for SHmedia.
9198 (call_site): Restrict to SH1.
9199 (casesi): Adjust for SHmedia.
9200 (casesi_shift_media, casesi_load_media): New.
9201 (return): Explicitly use PR register. Call return trampoline
9203 (return_i): Explicitly use PR register.
9204 (shcompact_return_tramp, shcompact_return_tramp_i): New.
9205 (return_media): Adjust.
9206 (shcompact_incoming_args): New.
9208 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
9209 (movstrsi): Disable on SH5.
9210 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
9211 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
9212 (subsf3, subsf3_media): Likewise.
9213 (mulsf3, mulsf3_media, mac_media): Likewise.
9214 (divsf3, divsf3_media): Likewise.
9215 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
9216 (floatsisf2, fux_truncsfsi2): Likewise.
9217 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
9219 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
9220 (cmpunsf_media, cmpsf): Likewise.
9221 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
9222 (abssf2, abssf2_media): Likewise.
9223 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
9224 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
9225 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
9226 (floatsidf2, fix_truncdfsi2): Likewise.
9227 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
9229 (cmpeqdf_media, cmpgtdf_media): Likewise.
9230 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
9231 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
9232 (absdf2, absdf2_media): Likewise.
9233 (extendsfdf2, extendsfdf2_media): Likewise.
9234 (truncsfdf2, truncsfdf2_media): Likewise.
9235 * config/sh/sh64.h: New file.
9236 * config/sh/t-sh64: New file.
9237 * config/sh/shmedia.h: New file.
9238 * config/sh/ushmedia.h: New file.
9239 * config/sh/sshmedia.h: New file.
9240 * configure.in: Added sh64-*-elf.
9241 * configure: Rebuilt.
9242 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
9243 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
9244 (reg_class_from_letter): Use `b' for TARGET_REGS.
9245 (print_operand): Support `%M', `%m', `AND' and
9246 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
9247 (andcosts): Adjust for SHmedia.
9248 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
9250 (target_reg_operand): New function.
9251 * config/sh/sh-protos.h (target_reg_operand): Declare.
9252 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
9253 FP registers on SH5.
9254 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
9256 (TARGET_REGISTER_P): New macro.
9257 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
9258 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
9259 (EXTRA_CONSTRAINT_S): New macro.
9260 (EXTRA_CONSTRAINT): Adjust.
9261 (FLOAT_TYPE_SIZE): Define to 32.
9262 (Pmode): DImode on SHmedia.
9263 (CONST_COSTS): Adjust for SHmedia literals.
9264 (PREDICATE_CODES): Added target_reg_operand.
9265 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
9266 * config/sh/sh.md: Remove all attrs from SHmedia insns.
9267 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
9268 (cmpdi): Accept SHmedia.
9269 (movdicc_false, movdicc_true): New insns.
9270 (movdicc): New expand.
9271 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
9273 (addsi3_media): Match `S' constraint.
9274 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
9275 (negdi2): Expand for SHmedia.
9276 (one_cmpldi2): New expand.
9277 (zero_extendsidi2): Change from expand to insn.
9278 (extendsidi2): Add constraints.
9279 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
9280 LD/ST address. Fix SI immediate loading split.
9281 (movhi_media, movqi_media, lduw, ldub): New insns.
9282 (movhi, movqi): Accept SHmedia.
9283 (shori_media, movdi_media): Relax input constraints. Split
9285 (movdf_media, movsf_media): New insn. New split to movdi.
9286 (movdf, movsf): Match on SHmedia.
9287 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
9288 bgeu_media): New insns and splits. New insns with `_i' suffix.
9289 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
9290 (bunordered): New expand.
9291 (jump_compact): Renamed from `jump'.
9292 (jump_media): New insn.
9294 (call_media, call_value_media): New insns.
9295 (call, call_value): Adjust.
9296 (indirect_jump_compact): Renamed from `indirect_jump'.
9297 (indirect_jump_media): New insn.
9298 (indirect_jump): New expand.
9299 (untyped_call, return): Accept SHmedia.
9300 (return_media): New insn.
9301 (prologue, epilogue, blockage): Accept SHmedia.
9302 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
9303 (sunordered): New expand.
9304 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
9305 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
9306 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
9307 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
9308 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
9309 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
9310 abssf2_media): New insns.
9311 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
9312 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
9313 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
9314 floatdidf2, floatsidf2_media, fix_truncdfdi2,
9315 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
9316 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
9317 absdf2_media): New insns.
9318 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
9319 (extendsfdf2_media, truncdfsf2_media): New insns.
9320 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
9321 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
9322 * config/sh/sh.h (CONST_OK_FOR_J): Document.
9323 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
9324 * config/sh/sh.md (adddi3): New expand.
9325 (adddi3_media, adddi3z_media): New insns.
9326 (adddi3_compact): Renamed from adddi3.
9327 (addsi3_media): Use add.l r63 to add constant zero.
9328 (subdi3): New expand.
9329 (subdi3_media): New insn.
9330 (subdi3_compact): Renamed from subdi3.
9331 (mulsidi3): New expand.
9332 (mulsidi3_media): New insn.
9333 (mulsidi3_compact): Renamed from mulsidi3.
9334 (umulsidi3): New expand.
9335 (umulsidi3_media): New insn.
9336 (umulsidi3_compact): Renamed from umulsidi3.
9337 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
9338 (ashlsi3, ashrsi3, lshrsi3): Use them.
9339 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
9340 (ashldi3, ashrdi3, lshrdi3): Use them.
9341 (zero_extendsidi2): New expand.
9342 (extendsidi2): New insn.
9343 (movsi_media): New insn. Split to movdi to load constants.
9344 (movsi): Enable for shmedia.
9345 (movdi_media): New insn. Use shori_media to load wide constants.
9346 (short_media): New insn.
9347 (movdi): Enable for shmedia.
9348 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
9349 * config/sh/sh.h (CPP_SPEC): Added `m5'.
9350 (SUBTARGET_CPP_SPEC): Added `!m5'.
9351 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
9352 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
9353 to all other SH variants.
9354 (TARGET_DEFAULT): Set to SH1_BIT.
9355 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
9356 (BITS_PER_WORD): Raise to 64 on shmedia.
9357 (MAX_BITS_PER_WORD): Change to 64.
9358 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
9359 (INT_TYPE_SIZE): Keep as 32.
9360 (UNITS_PER_WORD): Raise to 8 on shmedia.
9361 (MIN_UNITS_PER_WORD): Keep as 4.
9362 (POINTER_SIZE): Raise to 64 on shmedia.
9363 (CONST_OK_FOR_J): New macro.
9364 (CONST_OK_FOR_LETTER_P): Use it.
9365 (processor_type): Add PROCESSOR_SH5.
9366 * config/sh/sh.md: Conditionalize all expands, insns and
9367 splits to TARGET_SH1.
9369 (addsi3_compact): Renamed from...
9370 (addsi3): Now an expand.
9371 (addsi3_media, subsi3_media): New insns.
9372 (subsi3): Don't negate constants with SHmedia.
9374 * hooks.c: New file.
9375 * hooks.h: New file.
9376 * Makefile.in (HOOKS_H): New.
9377 (TARGET_DEF_H): Added $(HOOKS_H).
9378 (OBJS): Added hooks.o.
9379 (cfgcleanup.o, bb-reorder.o): Added target.h.
9380 (hooks.o): Added dependencies.
9381 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
9382 (TARGET_INITIALIZER): this.
9383 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
9384 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
9385 * bb-reorder.c: Include target.h.
9386 (reorder_basic_blocks): Skip if cannot modify jumps.
9387 * cfgcleanup.c: Include target.h.
9388 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
9390 2002-02-08 Chris Demetriou <cgd@broadcom.com>
9392 * config/mips/mips.md (casesi_internal, casesi_internal_di):
9393 Protect jump delay slot instructions with .set noreorder and
9396 2002-02-08 Chris Demetriou <cgd@broadcom.com>
9398 * config/mips/mips.md (casesi_internal_di): Calculate
9399 the index into the target offset table correctly.
9401 2002-02-08 Richard Henderson <rth@redhat.com>
9403 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
9404 * final.c (output_addr_const): Accept and discard SUBREG.
9405 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
9406 mark them unknown instead.
9407 (simplify_subtraction): Handle RTX_UNKNOWN.
9408 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
9410 2002-02-08 David Edelsohn <edelsohn@gnu.org>
9412 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
9414 2002-02-08 Richard Henderson <rth@redhat.com>
9416 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
9418 2002-02-08 Andreas Jaeger <aj@suse.de>
9420 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
9421 * config/i386/t-linux64: New file.
9423 2002-02-08 Jakub Jelinek <jakub@redhat.com>
9425 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
9426 * c-parse.in (compstmt): Clear last_expr_type.
9428 2002-02-07 Richard Henderson <rth@redhat.com>
9430 * loop.c (strength_reduce): Sink final_value when not
9433 2002-02-07 David O'Brien <obrien@FreeBSD.org>
9435 * config/sparc/freebsd.h: Fix mismatched spec {.
9437 2002-02-07 Richard Henderson <rth@redhat.com>
9439 * cfgrtl.c: Include recog.h and insn-config.h.
9440 (keep_with_call_p): Fix general_operand invocation.
9441 * Makefile.in (cfgrtl.o): Update dependencies.
9443 2002-02-07 Kazu Hirata <kazu@hxi.com>
9445 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
9446 comment. Accept HImode only if TARGET_H8300.
9448 2002-02-07 Eric Christopher <echristo@redhat.com>
9450 * config/mips/crtn.asm: Cleanup #ifdefs.
9452 2002-02-07 Eric Christopher <echristo@redhat.com>
9454 * config/mips/crti.asm: Add changes for mips16. mips16 uses
9455 register 7 as RA instead of $31.
9456 * config/mips/crtn.asm: Ditto.
9457 * config/mips/mips.c (mips_move_2words): Add case for
9458 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
9459 (compute_frame_size): Fix typo.
9460 (save_restore_insns): Ditto. Make documentation about using
9461 register $7 as return register more precise.
9462 (mips_expand_epilogue): Fix comment. Add code to work around not
9463 being able to add to the stack pointer directly.
9464 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
9465 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
9468 2002-02-07 Tom Rix <trix@redhat.com>
9470 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
9471 immediates in ldu and stdu DS opcode field.
9472 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
9473 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
9474 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
9476 2002-02-07 Jeff Sturm <jsturm@one-point.com>
9478 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
9479 offset for stack bias.
9481 2002-02-07 H.J. Lu <hjl@gnu.org>
9483 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
9485 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
9487 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
9489 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
9491 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
9492 * i386.c (x86_order_regs_for_local_alloc): New global function.
9493 * i386.h (REG_ALLOC_ORDER): CLeanup.
9494 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
9496 2002-02-07 Richard Henderson <rth@redhat.com>
9498 PR optimization/2463
9499 * alias.c (find_base_value): Recall base values for fixed hard regs.
9500 * loop.c (loop_regs_update): Don't use single_set on non-insns.
9502 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
9504 * config/mips/mips.md (define_delay) [mips16]: Adjust required
9507 2002-02-06 Richard Henderson <rth@redhat.com>
9510 * stmt.c (resolve_operand_name_1): Take more care with mixed
9511 named and unnamed operands.
9513 2002-02-06 Janis Johnson <janis187@us.ibm.com>
9514 Jan Hubicka <jh@suse.cz>
9516 * loop.c (remove_constant_addition): Avoid clobbering a shared
9519 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
9521 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
9522 * config/s390/t-linux64: New file.
9523 * config/s390/libgcc-glibc.ver: New file.
9525 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
9527 * config/s390/linux64.h: Delete file.
9528 * config/s390/s390x.h: New file.
9529 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
9530 as target header file.
9531 * config/s390/linux.h (TARGET_VERSION): Define depending on
9532 DEFAULT_TARGET_64BIT.
9533 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
9534 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
9535 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
9536 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
9537 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
9538 (EXTRA_SPEC): New define.
9539 * config/s390/s390.h (TARGET_VERSION): Define depending on
9540 DEFAULT_TARGET_64BIT.
9541 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
9543 2002-02-06 Jason Merrill <jason@redhat.com>
9545 * c-decl.c (finish_function): Warn about a non-void function with
9546 no return statement and no abnormal exit.
9547 (current_function_returns_abnormally): New variable.
9548 (start_function): Clear it.
9549 (struct c_language_function): Add returns_abnormally.
9550 (push_c_function_context): Save it.
9551 (pop_c_function_context): Restore it.
9552 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
9553 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
9554 an explicit return type.
9555 * c-tree.h: Declare current_function_returns_abnormally.
9556 (C_FUNCTION_IMPLICIT_INT): New macro.
9557 * c-typeck.c (build_function_call): Set it.
9558 (c_expand_return): Set current_function_returns_value even if the
9561 2002-02-06 Jakub Jelinek <jakub@redhat.com>
9564 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
9565 unsafe for reevaluation.
9567 2002-02-06 Jakub Jelinek <jakub@redhat.com>
9570 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
9571 EXPR_STMT, but COMPOUND_STMT, recurse into it.
9573 2002-02-06 Richard Henderson <rth@redhat.com>
9575 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
9576 be a general_operand. Dest for function value must be a pseudo.
9578 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
9580 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
9581 as SYMBOL_REFs from the constant pool.
9583 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
9585 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
9586 passed by invisible reference.
9588 2002-02-05 Richard Henderson <rth@redhat.com>
9590 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
9592 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
9594 Implement using "base addresses" in insn operands as default.
9595 * config/mmix/mmix.c (mmix_conditional_register_usage): if
9596 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
9597 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
9598 used to read the rtx value.
9599 (mmix_target_asm_function_epilogue): Fix spacing.
9600 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
9601 (mmix_legitimate_address): Ditto.
9602 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
9603 should be loaded with a GETA insn. Don't allocate needless extra
9604 char for nul termination and fix misleading comment.
9605 (mmix_print_operand_address): Handle constants if
9606 TARGET_BASE_ADDRESSES.
9607 (mmix_output_register_setting): Use base addressing if
9608 TARGET_BASE_ADDRESSES and the number of insns is 3.
9609 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
9610 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
9611 to use R as constraint, add LDA to match s.
9612 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
9613 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
9614 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
9615 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
9616 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
9617 order with other fixed registers.
9618 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
9619 other parameter/call-clobbered registers.
9620 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
9621 -mbase-addresses, -mno-base-addresses.
9622 (MMIX Options): Ditto.
9624 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9626 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
9628 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
9630 * config/rs6000/altivec.h: Change elem to _S_elem.
9632 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9634 * config/netbsd.h (WCHAR_TYPE): Define.
9635 (WCHAR_TYPE_SIZE): Ditto.
9637 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
9638 (WCHAR_UNSIGNED): Ditto.
9639 (WCHAR_TYPE_SIZE): Ditto.
9641 * config/arm/netbsd.h: Likewise.
9642 * config/i386/netbsd-elf.h: Likewise.
9643 * config/i386/netbsd.h: Likewise.
9644 * config/m68k/netbsd-elf.h: Likewise.
9645 * config/m68k/netbsd.h: Likewise.
9646 * config/ns32k/netbsd.h: Likewise.
9647 * config/sparc/netbsd.h: Likewise.
9648 * config/vax/netbsd.: Likewise.
9650 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
9652 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
9653 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
9654 (TARGET_INITIALIZER): this.
9655 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
9656 (BITFIELD_NBYTES_LIMITED): Markup fix.
9657 * tree.h (default_ms_bitfield_layout_p): Declare.
9658 (record_layout_info): Added prev_field.
9659 * tree.c (default_ms_bitfield_layout_p): New fn.
9660 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
9661 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
9662 * stor-layout.c: Include target.h.
9663 (start_record_layout): Initialize prev_field.
9664 (place_field): Handle MS bit-field layout, and disregard
9665 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
9666 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
9667 * Makefile.in (stor-layout.o): Adjust dependencies.
9669 2002-02-05 Jason Merrill <jason@redhat.com>
9671 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
9673 2002-02-05 Andreas Jaeger <aj@suse.de>
9675 * crtstuff.c: Fix comments.
9677 2002-02-05 Richard Henderson <rth@redhat.com>
9680 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
9681 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
9684 * config/mips/mips.c (function_arg): Handle TImode.
9685 (function_arg_advance): Likewise.
9687 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9689 * config/rs6000/altivec.h (vec_step_help): Rename to
9692 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9694 * config/rs6000/altivec.h: Fix typos.
9696 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9698 * config/arm/netbsd.h: Correct a comment.
9700 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9702 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
9703 building void typed builtins.
9705 * config/rs6000/altivec.h (vec_ld*): Fix typos.
9706 (vec_step): Implement for C++.
9708 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9710 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
9712 2002-02-04 Richard Henderson <rth@redhat.com>
9714 * combine.c (nonzero_bits): Re-introduce special case for
9715 sp/fp/ap wrt REGNO_POINTER_ALIGN.
9717 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9719 * doc/extend.texi: Warn about unsupported usage of altivec
9722 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
9723 (altivec_predicate_*): New.
9725 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
9726 Add C++ version of vec_*() functions.
9728 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
9729 (bdesc_2arg): Remove altivec predicates.
9730 (altivec_expand_builtin): Handle predicates.
9731 (altivec_init_builtins): Handle predicates.
9732 (altivec_expand_predicate_builtin): New.
9734 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9736 * pa.c (DO_FRAME_NOTES): Move forward.
9737 (store_reg): Revise handling of frame notes.
9738 (load_reg): Likewise.
9739 (set_reg_plus_d): Likewise.
9740 (hppa_expand_prologue): Likewise.
9741 (hppa_expand_epilogue): Likewise.
9743 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9745 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
9747 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9749 PR c/4475, c++/3780:
9750 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
9751 * c-common.h (SWITCH_TYPE): Define.
9752 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
9753 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
9754 Rename spareness variable to sparseness.
9755 (expand_end_case_type): Renamed from expand_end_case, use orig_type
9756 if non-NULL instead of TREE_TYPE (orig_index).
9757 * tree.h (expand_end_case_type): Renamed from expand_end_case.
9758 (expand_end_case): Define using expand_end_case_type.
9759 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
9760 to expand_end_case_type.
9761 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
9763 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9765 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
9766 (BIGGEST_ALIGNMENT): Change to 128.
9768 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9770 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
9772 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9774 * pa.md (call_internal_reg_64bit): Remove unused variable.
9776 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
9778 * config/arm/arm.h (machine_function): Add uses_anonymous_args
9780 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
9781 * config/arm/arm.c (current_function_anonymous_args): Delete,
9782 replace uses with cfun->machine->uses_anonymous_args.
9783 (arm_reorg): Do not reset uses_anonymous_args.
9785 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
9786 any geenral register.
9788 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
9790 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
9793 2002-02-04 Richard Henderson <rth@redhat.com>
9795 * combine.c (force_to_mode): Remove STACK_BIAS code.
9796 (nonzero_bits): Likewise. Replace sp/fp special case with
9797 REGNO_POINTER_ALIGN.
9799 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
9800 (HARD_FRAME_POINTER_REGNUM): New.
9801 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
9802 (FIXED_REGS, CALL_USED_REGS): Update.
9803 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
9804 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
9805 (HARD_REGNO_NREGS): Update for SFP.
9806 (STACK_POINTER_OFFSET): Include bias here ...
9807 (FIRST_PARM_OFFSET): ... not here.
9808 (STACK_BIAS): Remove.
9809 (INIT_EXPANDERS): New.
9810 (STARTING_FRAME_OFFSET): Do not include bias.
9811 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
9812 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
9813 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
9814 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
9815 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
9816 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
9817 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
9818 (MUST_SAVE_REGISTER): Likewise.
9819 (sparc_flat_function_prologue): Likewise.
9820 (sparc_flat_function_epilogue): Likewise.
9821 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
9822 (sparc_init_modes): SFP is GENERAL_REGS.
9823 (sparc_builtin_saveregs): SFP does not have bias applied.
9825 2002-02-04 Richard Henderson <rth@redhat.com>
9827 * config/alpha/alpha.c (current_function_is_thunk): Don't check
9828 current_function_is_thunk.
9829 (alpha_sa_mask): Distinguish between current_function_is_thunk
9830 called from ASM_OUTPUT_MI_THUNK and not.
9831 (alpha_does_function_need_gp): Thunks always need gp.
9832 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
9833 (alpha_output_mi_thunk_osf): New.
9834 * config/alpha/alpha-protos.h: Update.
9835 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
9837 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
9839 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
9840 function types, not when they're taken away.
9842 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
9844 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
9845 CODE_LABEL and jump table when replacing a table jump with a
9848 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9850 * config/s390/s390-protos.h (legitimize_la_operand,
9851 s390_secondary_input_reload_class, s390_plus_operand,
9852 s390_expand_plus_operand): Add prototypes.
9854 config/s390/s390.c (s390_secondary_input_reload_class,
9855 s390_plus_operand, s390_expand_plus_operand): New functions.
9857 (struct s390_address): New member 'pointer'.
9858 (s390_decompose_address): Compute it.
9859 (legitimate_la_operand_p): Use it.
9860 (legitimize_la_operand): New function.
9861 (movti, movdi, movdf splitters): Call it.
9863 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
9864 (PREDICATE_CODES): Add s390_plus_operand.
9866 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
9867 (la_ccclobber): Allow GENERAL_REGS as output operand.
9869 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
9870 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
9871 (*la_64, *la_31, reload_indi, reload_insi): ... these.
9873 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9875 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
9876 register names for regular asm () construct.
9878 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9880 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
9883 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9885 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
9888 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
9890 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
9891 constant pool to be identical by string address and index.
9893 2002-02-04 Anthony Green <green@redhat.com>
9895 * output.h (SECTION_OVERRIDE): Define.
9896 * varasm.c (named_section): Obey SECTION_OVERRIDE.
9898 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9900 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
9901 by existing arm*-*-netbsd* (a.out) target.
9902 (ns32k-*-netbsdelf*): Likewise.
9903 (sparc-*-netbsdelf*): Likewise.
9904 (vax-*-netbsdelf*): Likewise.
9906 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
9908 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
9909 headers and libobjc headers.
9911 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
9913 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
9914 (_mingw.h): Remove duplicate include.
9916 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9918 * config.gcc: Set cpu_type to m68k for 68010, as well.
9919 (m68010-*-netbsdelf*): New...
9920 (m68k*-*-netbsdelf*): ...targets.
9921 * config/m68k/netbsd-elf.h: New file.
9923 2002-02-02 Kazu Hirata <kazu@hxi.com>
9925 * config/h8300/h8300.c (hand_list): Move inside function_arg.
9927 2002-02-02 Kazu Hirata <kazu@hxi.com>
9929 * config/h8300/h8300.c (h8_push_ops): Move inside
9931 (h8_pop_ops): Likewise.
9932 (h8_move_ops): Likewise.
9934 2002-02-02 Kazu Hirata <kazu@hxi.com>
9936 * config/h8300/h8300.c (os_task): Make it static.
9937 (monitor): Likewise.
9938 (pragma_saveall): Likewise.
9940 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
9942 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
9943 constant is a valid sign-extension for Pmode.
9945 2002-02-02 Kazu Hirata <kazu@hxi.com>
9947 * config/h8300/h8300.c: Fix formatting.
9949 2002-02-02 Kazu Hirata <kazu@hxi.com>
9951 * config/h8300/h8300.md: Fix formatting.
9953 2002-02-02 Kazu Hirata <kazu@hxi.com>
9955 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
9956 predicates of operands[1]. Split the patterns for each
9959 2002-02-02 Kazu Hirata <kazu@hxi.com>
9961 * config/h8300/h8300.md (xor patterns): Tighten the predicates
9962 of operands[1] to register_operand.
9964 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9966 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
9967 * cpphash.c (_cpp_init_hashtable): Similarly.
9968 * cppinit.c (cpp_create_reader): Default the signed_char flag.
9969 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
9970 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
9971 (cpp_handle_option): Handle the new options.
9972 * cpplex.c (cpp_interpret_charconst): Use new flag.
9973 * cpplib.h (struct cpp_options): New member signed_char.
9974 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
9975 (cpp_options): Handle -fsigned-char and -funsigned-char.
9976 (static_specs): Remove signed_char_spec.
9977 (do_spec1): Don't handle %c.
9978 * system.h: Poison SIGNED_CHAR_SPEC.
9979 * tradcif.y (yylex): Use flag_signed_char.
9980 * tradcpp.h (flag_signed_char): New.
9981 * tradcpp.c (flag_signed_char): New.
9982 (main): Handle new command-line options.
9983 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
9985 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
9986 * avr/avr.h: Remove old comments.
9987 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
9988 (CC1_SPEC): Pass -fsigned-char if -mic*.
9989 (SIGNED_CHAR_SPEC): Remove.
9991 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
9993 2002-02-01 Eric Christopher <echristo@redhat.com>
9995 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
9996 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
9997 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
9998 (ASM_OUTPUT_REG_POP): Ditto.
10000 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10002 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
10005 2002-02-02 Jakub Jelinek <jakub@redhat.com>
10007 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
10009 2002-02-02 Jakub Jelinek <jakub@redhat.com>
10012 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
10015 2002-02-01 Janis Johnson <janis187@us.ibm.com>
10017 * cfganal.c: Include tm_p.h.
10018 (keep_with_call_p): Fix the test that determines if a register holds
10019 the return value of a call.
10021 2002-02-01 DJ Delorie <dj@redhat.com>
10023 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
10024 we are given conflicting registers, switch to the other one we
10025 had allocated for us.
10026 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
10027 as TImode so we know when the "other" register is available.
10029 2002-02-01 David O'Brien <obrien@FreeBSD.org>
10031 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
10034 2002-02-01 Janis Johnson <janis187@us.ibm.com>
10036 * cfganal.c (keep_with_call_p): New function.
10037 (flow_call_edges_add): Prevent splitting a block between a call and
10038 a single-set instruction that should be kept in the same block.
10040 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
10042 * doc/install.texi (avr): Update outdated URL.
10044 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
10046 * config/stormy16/stormy16.md (pushqi): New.
10050 (movhi): Remove stack operands.
10052 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
10053 nonimmediate_nonstack_operand.
10054 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
10056 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
10059 2002-01-31 Jason Merrill <jason@redhat.com>
10061 * Makefile.in (c-parse.c): Handle .output file.
10062 * objc/Make-lang.in (objc-parse.c): Likewise.
10064 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
10066 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
10067 the -me[lb] option is given. Don't output the default flag
10070 2002-01-31 Zack Weinberg <zack@codesourcery.com>
10072 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
10073 the primary source file; this has not been done yet.
10074 * c-decl.c (c_expand_body): Reset input_filename from
10075 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
10077 2002-01-31 Kazu Hirata <kazu@hxi.com>
10079 * rtlanal.c (subreg_regno_offset): Do not use
10080 SUBREG_REGNO_OFFSET.
10081 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
10082 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
10084 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10086 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
10087 version rather than GNATS version in --version output.
10089 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
10091 * ifcvt.c (noce_process_if_block): Make a copy of the destination
10092 when copying back from a temporary.
10094 2002-01-30 Richard Henderson <rth@redhat.com>
10096 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
10097 and new_dest are the same.
10099 2002-01-30 Richard Henderson <rth@redhat.com>
10102 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
10103 * rtl.c (note_insn_name): Update.
10104 * emit-rtl.c (remove_unnecessary_notes): Kill it.
10105 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
10106 to perform loop rotation.
10107 (expand_exit_loop_top_cond): New.
10108 * tree.h (expand_exit_loop_top_cond): Declare it.
10109 * c-semantics.c (genrtl_while_stmt): Use it.
10110 (genrtl_for_stmt): Likewise.
10112 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
10114 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
10115 arguments to 64-bit boundaries on 64-bit ABIs.
10117 2002-01-30 Steve Ellcey <sje@cup.hp.com>
10119 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
10121 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10123 * c-decl.c (grokdeclarator): Handle type being a typedef for an
10126 2002-01-30 David O'Brien <obrien@FreeBSD.org>
10128 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
10129 * config/sparc/sparc_bi.h: Remove file.
10130 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
10132 2002-01-30 Richard Henderson <rth@redhat.com>
10134 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
10136 2002-01-30 Zack Weinberg <zack@codesourcery.com>
10138 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
10140 2002-01-30 Jason Merrill <jason@redhat.com>
10142 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
10143 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
10144 (reg_save): Use DW_CFA_offset_extended_sf instead.
10146 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
10148 2002-01-29 Jakub Jelinek <jakub@redhat.com>
10150 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
10153 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
10155 * rs6000.md ("*call_value_local32"): Remove constraints.
10156 ("*call_value_local64"): Same.
10157 ("*call_value_indirect_nonlocal_aix32"): Same.
10158 ("*call_value_nonlocal_aix32"): Same.
10159 ("*call_value_indirect_nonlocal_aix64"): Same.
10160 ("*call_value_nonlocal_aix64"): Same.
10161 ("*call_value_nonlocal_sysv"): Same.
10163 2002-01-29 Richard Henderson <rth@redhat.com>
10165 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
10167 2002-01-29 Richard Henderson <rth@redhat.com>
10169 * expr.c (force_operand): Ignore flag_pic for detecting pic
10171 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
10172 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
10173 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
10174 instead of open-coded loop.
10175 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
10176 be fixed when in use.
10178 2002-01-29 Richard Henderson <rth@redhat.com>
10180 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
10181 * sched-rgn.c (propagate_deps): Update them.
10182 * sched-deps.c (sched_analyze_insn): Update them. Flush the
10183 clobbers list when either gets too long.
10185 2002-01-29 Jakub Jelinek <jakub@redhat.com>
10187 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
10188 and INDEX_REGS the same as GENERAL_REGS.
10189 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
10191 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10193 * tree.c (build_nonstandard_integer_type): Correct prototype.
10195 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
10197 * config/s390/s390.md (movstrsico, movstrdix_64,
10198 movstrsix_31): Remove, replace by ...
10199 (movstrdi_short, movstrsi_short, movstrdi_long,
10200 movstrsi_long): ... these. New.
10201 (movstrdi, movstrsi): Adapt.
10203 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
10204 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
10205 Remove unnecessary CC clobber.
10206 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
10207 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
10209 (divmoddi4): Don't partially initialize TImode register.
10211 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
10213 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
10215 2002-01-29 Richard Henderson <rth@redhat.com>
10217 * flow.c (print_rtl_and_abort): Remove.
10218 (print_rtl_and_abort_fcn): Remove.
10219 (verify_local_live_at_start): Use dump_bb instead.
10220 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
10221 (verify_wide_reg_1): Return 2 on mode test failure.
10223 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10225 PR c/3325, c/3326, c/2511, c/3347
10226 * c-decl.c (enum_decl_context): Remove BITFIELD.
10227 (grokdeclarator): Take bitfield width as an input.
10228 Ensure bitfields are given the correct type. Perform
10229 bitfield width validation with build_bitfield_integer_type
10230 rather than waiting for finish_struct.
10231 (grok_typename, grok_typename_in_parm_context, start_decl,
10232 push_parmdecl, grokfield, start_function): Update calls to
10234 (build_bitfield_integer_type): New function.
10235 (finish_struct): Move bitfield validation to grokdeclarator
10236 and build_bitfield_integer_type.
10237 * tree.c (build_nonstandard_integer_type): New function.
10238 * tree.h (build_nonstandard_integer_type): New prototype.
10240 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
10242 2002-01-29 Jakub Jelinek <jakub@redhat.com>
10245 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
10246 don't ignore unrecognized -W* options.
10247 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
10248 * cpplib.h (cpp_handle_option): Adjust prototype.
10249 * c-decl.c (c_decode_options): Pass 0 as last argument to
10253 * gcc.c (cpp_unique_options): Split from cpp_options.
10254 (cpp_options): Source cpp_unique_options.
10255 (default_compilers): Use cpp_unique_options instead of cpp_options
10256 when used together with cc1_options.
10257 (static_specs): Add cpp_unique_options.
10258 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
10259 when used together with cc1_options.
10261 2002-01-29 Kazu Hirata <kazu@hxi.com>
10263 * config/h8300/h8300-protos.h: Update the prototype of
10265 * config/h8300/h8300.c (output_a_shift): Remove an unused
10266 argument 'insn'. Remove redundant code.
10267 * config/h8300/h8300.md: Adust to the new prototype of
10270 2002-01-29 Kazu Hirata <kazu@hxi.com>
10272 * config/h8300/h8300-protos.h: Update the prototypes of
10273 emit_a_rotate and expand_a_rotate.
10274 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
10275 first argument to 'enum rtx_code'.
10276 (expand_a_rotate): Likewise.
10278 2002-01-28 Kazu Hirata <kazu@hxi.com>
10280 * config/h8300/h8300-protos.h: Update the prototype of
10282 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
10284 * config/h8300/h8300.md: Adjust to the new prototype.
10286 2002-01-28 Kazu Hirata <kazu@hxi.com>
10288 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
10291 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
10293 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
10294 is a fixed register before returning pic_offset_table_rtx.
10295 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
10296 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
10298 2002-01-28 Jason Merrill <jason@redhat.com>
10300 * dwarf2.h: Sync with src version.
10302 2002-01-28 Paul Koning <pkoning@equallogic.com>
10304 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
10305 BT_FN_VOID_PTR_VAR.
10306 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
10307 * doc/extend.texi (__builtin_prefetch): Update documentation:
10308 first argument is now const void ptr.
10310 2002-01-28 Kazu Hirata <kazu@hxi.com>
10312 * config/h8300/h8300-protos.h: Remove an unused prototype.
10314 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
10316 * toplev.c (lang_independent_init): Round up identifier size.
10318 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
10320 * config.gcc: Revert previous change.
10322 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
10324 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
10326 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
10328 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
10329 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
10330 other non-elf netbsd config frags.
10331 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
10332 collect2 will does that.
10333 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
10334 shared-lib frobbing will work.
10336 2002-01-28 Kazu Hirata <kazu@hxi.com>
10338 * config/h8300/h8300.h: Fix formatting.
10339 * config/h8300/h8300.md: Likewise.
10341 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
10343 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
10344 the old, removed AAA_standards fix.
10345 * fixinc/fixincl.x: Rebuilt.
10347 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
10349 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
10350 atexit call in crtbegin, hooked in after call to frame_dummy;
10351 register EH before registering __fini__start.
10353 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
10355 * config/rs6000/altivec.h: Remove spurious semicolons.
10357 2002-01-27 Kazu Hirata <kazu@hxi.com>
10359 * config/h8300/h8300.md: Replace dead bit extraction patterns
10360 with ones that work.
10362 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10364 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
10365 if not STRICT_ALIGNMENT.
10366 * rtl.h (MEM_ALIGN): Likewise.
10368 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
10370 * doc/invoke.texi (-fdump-translation-unit): Revert this
10371 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
10373 2002-01-27 Kazu Hirata <kazu@hxi.com>
10375 * config/h8300/h8300.md (define_constants): New.
10376 (anonymous patterns) Use defined constants appropriately.
10378 2002-01-27 Kazu Hirata <kazu@hxi.com>
10380 * config/h8300/h8300.c (function_arg): Remove redundant code.
10382 2002-01-26 Richard Henderson <rth@redhat.com>
10384 * sched-deps.c (reg_pending_uses_head): New.
10385 (reg_pending_barrier): Rename from reg_pending_sets_all.
10386 (find_insn_list): Don't mark inline.
10387 (find_insn_mem_list): Remove.
10388 (add_dependence_list, add_dependence_list_and_free): New.
10389 (flush_pending_lists): Replace only_write param with separate
10390 for_read and for_write parameters. Update all callers. Use
10391 add_dependence_list_and_free.
10392 (sched_analyze_1): Do not add reg dependencies here; just set
10393 the pending bits. Use add_dependence_list.
10394 (sched_analyze_2): Likewise.
10395 (sched_analyze_insn): Replace schedule_barrier_found with
10396 reg_pending_barrier. Add all dependencies for pending reg
10397 uses, sets, and clobbers.
10398 (sched_analyze): Don't add reg dependencies for calls, just
10399 set pending bits. Use regs_invalidated_by_call. Treat
10400 sched_before_next_call as a normal list, not a fake insn.
10401 (init_deps): No funny init for sched_before_next_call.
10402 (free_deps): Free pending mems lists. Don't zero reg_last.
10403 (init_deps_global): Init reg_pending_uses.
10404 (finish_deps_global): Free it.
10405 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
10406 (find_insn_mem_list): Remove.
10407 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
10408 (propagate_deps): Use them. Zero temp mem lists.
10410 2002-01-26 Richard Henderson <rth@redhat.com>
10412 * Makefile.in (CRTSTUFF_CFLAGS): New.
10413 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
10414 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
10415 crtstuff.c instead of alpha assembly version.
10416 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
10417 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
10418 not FORCE_{INIT,FINI}_SECTION_ALIGN.
10419 (__do_global_dtors_aux): Mark used.
10420 (frame_dummy, __do_global_ctors_aux): Mark used.
10421 (fini_dummy, init_dummy): Remove.
10423 * config/alpha/crtbegin.asm: Remove file.
10424 * config/alpha/crtend.asm: Remove file.
10425 * config/alpha/t-crtbe: Remove file.
10426 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
10427 (LINK_EH_SPEC): New.
10429 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
10430 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
10431 calling constructors.
10432 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
10434 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
10435 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
10436 CRT_END_INIT_DUMMY hack.
10437 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
10438 FORCE_{INIT,FINI}_SECTION_ALIGN.
10440 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
10441 FORCE_{INIT,FINI}_SECTION_ALIGN.
10443 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
10444 invocation sequence.
10445 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
10447 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
10448 (FORCE_CODE_SECTION_ALIGN): New.
10450 2002-01-26 Richard Henderson <rth@redhat.com>
10452 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
10454 2002-01-26 Richard Henderson <rth@redhat.com>
10456 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
10457 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
10459 2002-01-26 Kazu Hirata <kazu@hxi.com>
10461 * config/h8300/h8300.md: Remove bit extraction patterns that
10462 cannot be triggered.
10463 Restrict each bit extraction pattern to a variant on which the
10466 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
10468 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
10470 2002-01-26 Kazu Hirata <kazu@hxi.com>
10472 * config/h8300/h8300.md: Remove bit test patterns that cannot
10474 Restrict each bit test pattern to a variant on which the
10477 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10479 * builtins.c (expand_builtin_strncat): Remove redundant check for
10482 2002-01-25 David O'Brien <obrien@FreeBSD.org>
10484 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
10486 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
10489 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
10491 * dbxout.c (dbxout_init): Use assemble_name rather than just
10492 stripping off the first character.
10493 (dbxout_source_file): Likewise.
10495 2002-01-25 DJ Delorie <dj@redhat.com>
10497 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
10498 using rtx_equal_p, not by comparing pointers.
10500 2002-01-25 Steve Ellcey <sje@cup.hp.com>
10502 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
10503 for PIC_OFFSET_TABLE_REGNUM.
10504 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
10506 2002-01-25 David O'Brien <obrien@FreeBSD.org>
10508 * config.gcc (x86_64-*-freebsd*): New target.
10509 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
10511 (i[34567]86-*-freebsd*): Don't include svr4.h.
10512 * config/i386/freebsd64.h: New file.
10514 2002-01-25 Douglas B Rupp <rupp@gnat.com>
10516 * config/alpha/x-vms (version): Make static.
10518 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
10519 in previous checkin.
10521 * Makefile.in (install-headers-cp): New target.
10522 * config.gcc (alpha-dec-*vms*): Install headers with
10525 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
10527 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
10530 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10532 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
10533 of compare_tree_int.
10534 (expand_builtin_strncat): Likewise.
10535 * c-decl.c (finish_struct): Use tree_low_cst.
10536 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
10537 * tree.c (compare_tree_int): Likewise.
10539 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
10541 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
10542 adjustments even if they are implemented by more than two insns.
10544 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
10546 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
10547 * df.h (struct ref): Kill B.
10548 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
10550 * basic-block.h (PROP_EQUAL_NOTES): New flag.
10551 * flow.c (propagate_one_insn): Use it.
10552 (mark_used_regs): Handle NIL.
10554 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
10556 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
10559 2002-01-25 David Edelsohn <edelsohn@gnu.org>
10561 * rs6000.md (prefetch): Make address V4SI mode so that the address
10562 is restricted to legitimate form for instruction.
10564 2002-01-25 Bob Wilson <bob.wilson@acm.org>
10566 * doc/install.texi (xtensa-*-elf): New target.
10567 (xtensa-*-linux*): New target.
10568 * doc/contrib.texi: Add myself.
10570 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
10572 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
10573 purpose register to hold an SImode (or smaller) value.
10575 2002-01-25 Jakub Jelinek <jakub@redhat.com>
10577 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
10579 * crtstuff.c: Likewise.
10581 2002-01-25 Kazu Hirata <kazu@hxi.com>
10583 * config/h8300/h8300.md (negation patterns): Tighten
10584 predicates to register_operand.
10586 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
10588 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
10591 * builtins.c (expand_builtin_prefetch): Same.
10593 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10595 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
10598 2002-01-24 Kazu Hirata <kazu@hxi.com>
10600 * config/h8300/h8300.c (print_operand): Remove support for
10601 operand character 'A'.
10602 * config/h8300/h8300.md (three anonymous patterns): Replace
10603 operand character 'A' with either 'T' or 'S'.
10605 2002-01-24 Kazu Hirata <kazu@hxi.com>
10607 * config/h8300/h8300.c (print_operand): Remove support for
10608 operand character 'U'.
10610 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
10612 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
10614 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
10616 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
10617 values to be assigned to the stack pointer.
10619 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
10621 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
10622 to const_double needs to be done right for big-endian systems.
10624 2002-01-24 Jason Merrill <jason@redhat.com>
10627 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
10628 to can_throw_internal.
10630 2002-01-23 Richard Henderson <rth@redhat.com>
10632 * fold-const.c (fold): Change UINT_MAX test to check vs precision
10633 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
10635 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10637 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
10638 (symGOT2reg): Use them, then set as GOT value as unchanging.
10639 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
10640 as a temporary, if possible.
10641 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
10642 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
10644 2002-01-23 Kazu Hirata <kazu@hxi.com>
10646 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
10647 accept to accept 0x80 as operands[2].
10649 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10651 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
10653 2002-01-23 Richard Henderson <rth@redhat.com>
10655 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
10657 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
10659 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
10660 (parmlist_or_identifiers_1): Verify that only a parmlist follows
10663 2002-01-23 Richard Henderson <rth@redhat.com>
10665 * expr.c (move_by_pieces_1): Extend size before negation.
10667 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
10668 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
10669 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
10670 * config/m68k/t-m68kelf: Likewise.
10672 2002-01-23 Bob Wilson <bob.wilson@acm.org>
10674 * config/xtensa/elf.h: New file.
10675 * config/xtensa/lib1funcs.asm: New file.
10676 * config/xtensa/lib2funcs.S: New file.
10677 * config/xtensa/linux.h: New file.
10678 * config/xtensa/t-xtensa: New file.
10679 * config/xtensa/xtensa-config.h: New file.
10680 * config/xtensa/xtensa-protos.h: New file.
10681 * config/xtensa/xtensa.c: New file.
10682 * config/xtensa/xtensa.h: New file.
10683 * config/xtensa/xtensa.md: New file.
10684 * config.gcc (xtensa-*-elf*): New target.
10685 (xtensa-*-linux*): New target.
10686 * cse.c (canon_hash): Compare rtx pointers instead of register
10687 numbers. This is required for the Xtensa port.
10688 * integrate.c (copy_insn_list): Handle case where the static
10689 chain is in memory and the memory address has to be copied to
10691 * doc/invoke.texi (Option Summary): Add Xtensa options.
10692 (Xtensa Options): New node.
10693 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
10695 2002-01-23 Zack Weinberg <zack@codesourcery.com>
10697 * diagnostic.c (internal_error): Do ICE suppression only
10698 when ENABLE_CHECKING is not defined.
10700 * c-typeck.c (require_complete_type): Return error_mark_node
10701 if type is error_mark_node.
10703 2002-01-23 Janis Johnson <janis187@us.ibm.com>
10705 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
10706 -Os and issue a warning.
10708 2002-01-23 Zack Weinberg <zack@codesourcery.com>
10710 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
10711 current (lack of) need for host configuration by hand.
10713 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
10714 references. Documentation of some target macros moved from
10715 hostconfig.texi to tm.texi.
10717 2002-01-23 Will Cohen <wcohen@redhat.com>
10719 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
10722 2002-01-23 Kazu Hirata <kazu@hxi.com>
10724 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
10727 2002-01-23 Jason Merrill <jason@redhat.com>
10729 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
10731 * function.c (assign_parms): Don't put args of inline functions
10732 into registers when not optimizing.
10734 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
10736 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
10737 (prologue_use): New pattern.
10738 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
10739 preference to gen_rtx_USE.
10740 (thumb_expand_prologue): Use gen_prologue_use in preference to
10742 (thumb_expand_epilogue): Use gen_prologue_use in preference to
10745 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
10747 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
10749 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10752 * doc/extend.texi: Correct documentation of __alignof__.
10754 2002-01-22 Zack Weinberg <zack@codesourcery.com>
10756 * params.h: Rename arguments of DEFPARAM so that it will be
10757 recognized as a translation keyword.
10759 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10761 * extend.texi: Document altivec functions.
10762 Fix N-bit adjectives in X86 builtin documentation.
10764 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
10766 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
10767 auto_inc_dec values.
10769 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
10771 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
10773 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
10775 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
10777 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
10779 2002-01-22 Richard Henderson <rth@redhat.com>
10781 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
10782 copy_insn not copy_rtx.
10784 2002-01-23 Alan Modra <amodra@bigpond.net.au>
10786 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
10787 "nonzero" as that might add "1" bits. Ensure "constop" is
10788 properly sign extened.
10789 (force_to_mode): Tweak for sign extended constop.
10791 2002-01-22 Richard Henderson <rth@redhat.com>
10793 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
10794 for_each_rtx instead of assuming we're already looking at the MEM.
10795 (split_small_symbolic_mem_operand): Likewise.
10796 * config/alpha/alpha.h (PREDICATE_CODES): Update.
10797 * config/alpha/alpha.md (small symbolic memory splitters): Update.
10799 2002-01-22 Richard Henderson <rth@redhat.com>
10801 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
10802 sequence number for the literal.
10803 (divmoddi_internal_er): Likewise.
10805 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10808 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
10809 in LIBICONV variable.
10810 * configure: Regenerated.
10812 2002-01-22 Krister Walfridsson <cato@df.lth.se>
10814 * dependence.c (build_def_use): Remove array_idx.
10816 * dwarfout.c (last_filename): Remove.
10817 (output_compile_unit_die): Remove last_filename.
10819 2002-01-22 Roger Sayle <roger@eyesopen.com>
10820 Richard Henderson <rth@redhat.com>
10823 * fold-const.c (fold): Optimize unsigned comparisons against
10824 UINT_MAX (and similar unsigned constants).
10826 2002-01-22 Janis Johnson <janis187@us.ibm.com>
10828 * Makefile.in (loop.o): Depend on OPTABS_H.
10829 * loop.c (emit_prefetch_instructions): Check the prefetch operand
10830 against the predicate.
10833 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
10834 for the address operand.
10836 2002-01-22 Richard Henderson <rth@redhat.com>
10838 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
10840 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10843 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
10844 preprocessor flags.
10846 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
10848 * config.gcc (x86_64-*-netbsd*): New target.
10849 * config/i386/netbsd64.h: New file.
10851 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10853 * regrename.c (kill_value): Fix typo.
10855 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10857 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
10859 * config/rs6000/rs6000.h: Same.
10861 * function.c (instantiate_virtual_regs): Remove
10862 STARTING_FRAME_PHASE.
10863 (assign_stack_local_1): Same.
10864 Calculate frame phase.
10866 2002-01-22 Nick Clifton <nickc@redhat.com>
10868 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
10869 variable declaration to outer scope in order to simplify
10871 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
10872 arm_hard_regno_mode_ok.
10873 * config/arm/arm-protos.h: Add a prototype for
10874 arm_hard_regno_mode_ok.
10875 * config/arm/arm.c (soft_df_operand): Remove now redundant
10876 check for DImode values using IP_REGNUM.
10877 (nonimmediate_soft_df_operand): Remove now redundant check for
10878 DImode values using IP_REGNUM.
10879 (arm_hard_regno_mode_ok): New function. New check: make sure
10880 that DImode values are not stored in IP_REGNUM.
10882 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
10884 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
10886 2002-01-22 Jason Merrill <jason@redhat.com>
10888 * c-semantics.c (genrtl_compound_stmt): Only check nesting
10889 consistency if this COMPOUND_STMT is scoped.
10891 2002-01-22 Kazu Hirata <kazu@hxi.com>
10893 * predict.c: Fix formatting.
10894 * print-tree.c: Likewise.
10895 * protoize.c: Likewise.
10896 * real.h: Likewise.
10898 * sbitmap.h: Likewise.
10899 * scan.c: Likewise.
10900 * sched-deps.c: Likewise.
10901 * sched-vis.c: Likewise.
10902 * sdbout.c: Likewise.
10903 * sibcall.c: Likewise.
10905 * ssa-ccp.c: Likewise.
10906 * ssa-dce.c: Likewise.
10907 * stmt.c: Likewise.
10908 * stor-layout.c: Likewise.
10909 * system.h: Likewise.
10911 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10913 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
10914 if fits in bounds of base type.
10916 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
10917 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
10918 (add_bound_info, default): If can't find a context, make a
10920 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
10922 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
10924 * c-typeck.c (parser_build_binary_op): If result from
10925 build_binary_op is ERROR_MARK just return error_mark_node without
10926 further processing.
10928 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
10930 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
10931 Split a.out-specific bits into...
10932 * config/netbsd-aout.h: ...this.
10933 * config/netbsd-elf.h: New file.
10934 * config/alpha/netbsd-elf.h: Remove.
10935 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
10936 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
10937 (STARTFILE_SPEC): Remove redundant definition.
10938 (ENDFILE_SPEC): Likewise.
10939 (LINK_SPEC): Likewise.
10940 (CPP_SPEC): Likewise.
10941 (ASM_SPEC): Likewise.
10942 (LIB_SPEC): Likewise.
10943 (SWITCH_TAKES_ARG): Likewise.
10944 (TARGET_MEM_FUNCTIONS): Likewise.
10945 (CPP_PREDEFINES): Redefine.
10946 (ASM_FINAL_SPEC): Remove redefinition.
10947 (ASM_COMMENT_START): Redefine.
10948 (FUNCTION_PROFILER): Define.
10949 (TARGET_VERSION): Redefine.
10950 Comment and formatting cleanup.
10951 * config/i386/netbsd.h: Include <netbsd-aout.h>.
10952 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
10953 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
10954 big- or little-endian.
10955 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
10956 * config.gcc (*-*-netbsd*): Add definitions common to all
10958 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
10959 gnu_ld definitions. Add netbsd-elf.h to and remove
10960 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
10961 tmake_file, and don't lose previous tmake_file contents.
10962 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
10963 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
10964 gnu_ld definitions. Add netbsd-elf.h to tm_file.
10965 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
10966 (mipsel-*-netbsd*): Rename this to...
10967 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
10968 mips/little.h to tm_file for mips*el-*.
10969 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
10970 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
10971 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
10973 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10975 * pa-protos.h (reg_before_reload_operand): New function prototype.
10976 * pa.c (reg_before_reload_operand): New function implementation.
10977 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
10978 contraints to "*m".
10980 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10982 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
10984 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10986 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
10987 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
10988 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
10989 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
10990 (ENDFILE_SPEC): Undefine.
10991 (STARTFILE_SPEC): Redefine for PA.
10993 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10995 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
10997 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
10999 * config.gcc: Add entries to supported PowerPC --with-cpu
11002 2002-01-21 Jakub Jelinek <jakub@redhat.com>
11004 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
11005 true for 64-bit mode only SSE registers in 32-bit mode.
11007 2002-01-21 Kazu Hirata <kazu@hxi.com>
11009 * unwind-dw2.c: Fix formatting.
11010 * unwind-dw2-fde.c: Likewise.
11011 * unwind-dw2-fde.h: Likewise.
11012 * unwind-pe.h: Likewise.
11013 * varasm.c: Likewise.
11014 * varray.h: Likewise.
11016 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
11018 Remove workaround for register stack overwrite bug in mmix.
11019 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
11020 support for TARGET_REG_STACK_FILL_BUG.
11021 * config/mmix/mmix.h: Remove member has_call_without_parameters.
11022 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
11024 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
11025 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
11026 -mno-reg-stack-fill-bug-workaround.
11027 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
11028 machine member has_call_without_parameters.
11029 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
11030 -mreg-stack-fill-bug-workaround and
11031 -mno-reg-stack-fill-bug-workaround.
11032 (MMIX Options): Ditto.
11034 2002-01-21 Kazu Hirata <kazu@hxi.com>
11036 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
11038 Remove redundant code.
11040 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
11042 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
11043 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
11044 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
11045 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
11046 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
11047 out target macro definitions and non-target-specific comments
11048 mostly taken from old versions of the manual.
11050 2002-01-20 Kazu Hirata <kazu@hxi.com>
11052 * config/h8300/h8300.h: Fix comment formatting.
11053 * config/ia64/aix.h: Likewise.
11054 * config/ia64/ia64-protos.h: Likewise.
11055 * config/ia64/ia64.c: Likewise.
11056 * config/ia64/ia64.h: Likewise.
11057 * config/ia64/ia64intrin.h: Likewise.
11058 * config/ia64/linux.h: Likewise.
11059 * config/ia64/unwind-aix.c: Likewise.
11060 * config/ia64/unwind-ia64.c: Likewise.
11062 2002-01-20 Kazu Hirata <kazu@hxi.com>
11064 * config/h8300/h8300.c: Revise comments about shift code.
11066 2002-01-20 Kazu Hirata <kazu@hxi.com>
11068 * config/h8300/h8300.c (function_arg): Update a comment.
11070 2002-01-20 Kazu Hirata <kazu@hxi.com>
11072 * config/h8300/h8300.md: Update the comments at the beginning
11075 2002-01-20 Kazu Hirata <kazu@hxi.com>
11077 * config/i370/i370.c: Fix comment formatting.
11078 * config/i370/i370.h: Likewise.
11079 * config/i370/i370.md: Likewise.
11080 * config/i370/linux.h: Likewise.
11082 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11084 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
11086 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
11087 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
11088 in incomplete case.
11090 2002-01-20 Graham Stott <grahams@redhat.com>
11092 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
11094 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11096 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
11098 2002-01-19 Tom Rix <trix@redhat.com>
11100 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
11102 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
11104 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
11106 * function.c (assign_stack_local_1): Adjust x_frame_offset with
11107 STARTING_FRAME_PHASE.
11108 (STARTING_FRAME_PHASE): New.
11109 (instantiate_virtual_regs): Check saneness of
11110 STARTING_FRAME_PHASE.
11112 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
11114 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
11116 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
11118 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
11120 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
11121 be used for bootstrapping GCC 3.0.
11123 2002-01-18 Kazu Hirata <kazu@hxi.com>
11125 * config/h8300/h8300.md: Fix an insn length.
11127 2002-01-18 Kazu Hirata <kazu@hxi.com>
11129 * bitmap.h: Fix comment formatting.
11130 * combine.c: Likewise.
11131 * cppfiles.c: Likewise.
11132 * c-pragma.h: Likewise.
11133 * c-typeck.c: Likewise.
11135 * dwarf2out.c: Likewise.
11136 * function.c: Likewise.
11138 * genattrtab.c: Likewise.
11139 * gthr-win32.h: Likewise.
11140 * haifa-sched.c: Likewise.
11141 * predict.c: Likewise.
11142 * rtlanal.c: Likewise.
11144 * unwind-dw2-fde.h: Likewise.
11145 * unwind-pe.h: Likewise.
11146 * vmsdbgout.c: Likewise.
11148 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11150 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
11151 if type_required and passed decl.
11153 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
11155 * config.gcc (cpu_type): Include altivec.h in powerpc
11159 * config/rs6000/altivec.h: New.
11161 2002-01-17 David Edelsohn <edelsohn@gnu.org>
11163 * doc/install.texi (*-ibm-aix*): Update assembler and exception
11164 handling information.
11165 * doc/trouble.texi (Interoperation): Add libstdc++ information
11167 (Misunderstandings): Add template instantiation and static template
11168 member information for AIX.
11170 2002-01-17 Jason Merrill <jason@redhat.com>
11172 * dbxout.c (dbxout_type): Support const and volatile.
11174 * except.c (add_partial_entry): Remove backwards compatibility code.
11175 (end_protect_partials): Likewise.
11177 2002-01-17 Jakub Jelinek <jakub@redhat.com>
11179 * config/ia64/ia64.md (prologue_use): New.
11180 * config/ia64/ia64.c (ia64_expand_prologue): Use
11181 gen_prologue_use instead of gen_rtx_USE.
11182 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
11183 as CODE_FOR_pred_rel_mutex.
11184 (ia64_sched_reorder2): Likewise.
11186 2002-01-16 Eric Christopher <echristo@redhat.com>
11188 * config/mips/r3900.h: Reformat.
11189 (SUBTARGET_CPP_SIZE_SPEC): Remove.
11190 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
11191 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
11192 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
11193 * config/mips/t-elf: Remove mips3 multilib.
11195 2002-01-16 H.J. Lu <hjl@gnu.org>
11197 * config/mips/linux.h: Include "mips/abi64.h".
11199 2002-01-16 H.J. Lu <hjl@gnu.org>
11201 * config/mips/t-linux: New.
11203 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
11205 * config/mips/linux.h: Don't include "gofast.h".
11206 (INIT_SUBTARGET_OPTABS): Removed.
11208 2002-01-16 Kazu Hirata <kazu@hxi.com>
11210 * config/h8300/h8300-protos.h: Replace emit_a_shift with
11212 * config/h8300/h8300.c: Likewise.
11213 * config/h8300/h8300.md: Likewise.
11215 2002-01-16 Kazu Hirata <kazu@hxi.com>
11217 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
11218 spaces after an opcode name.
11219 (pushqi1_h8300hs): Likewise.
11220 (pushhi1_h8300hs): Likewise.
11222 2002-01-16 Kazu Hirata <kazu@hxi.com>
11224 * doc/extend.texi: Replace "option" with "attribute"
11227 2002-01-16 Jakub Jelinek <jakub@redhat.com>
11229 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
11230 (and:DI () (const_int -8)).
11231 (split_small_symbolic_mem_operand): Split
11232 (mem (and:DI () (const_int -8)).
11234 2002-01-16 Jakub Jelinek <jakub@redhat.com>
11237 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
11238 same way as TYPE_IMUL.
11239 (ultrasparc_sched_reorder): Likewise.
11240 * config/sparc/sparc.md (type): Add comment to update
11241 ultrasparc_sched_reorder when making changes.
11243 2002-01-16 Kazu Hirata <kazu@hxi.com>
11245 * doc/invoke.texi: Change the dump file name of block
11246 reordering pass from 28.bbro to 29.bbro.
11247 Mention -dk option.
11249 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
11251 * i386.md (minsf splitter): Fix pasto.
11253 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
11255 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
11256 to frame pointer initialisation instruction.
11257 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
11258 initialisation instruction.
11259 (soft_df_operand): Do not accept the IP register.
11260 (nonimmediate_soft_df_operand): Do not accept the IP register.
11262 2002-01-16 Jakub Jelinek <jakub@redhat.com>
11265 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
11266 MASK_V8 being both set.
11268 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
11270 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
11271 insn for GOT register; add REG_MAYBE_DEAD notes instead.
11272 config/s390/s390.md (call, call_value): Add GOT register to
11273 CALL_INSN_FUNCTION_USAGE where needed.
11274 (call_exp, call_value_exp): New.
11276 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
11278 * config/arm/arm.c: General formatting tidy up.
11280 2002-01-16 Graham Stott <grahams@redhat.com>
11282 * calls.c (try_to_integrate): Use "(size_t)" intermediate
11283 cast and when casting an integer literal to "rtx" pointer.
11284 (expand_call): Likewise.
11285 * flow.c (try_pre_increment): Likewise.
11286 (find_use_as_address): Likewise.
11287 * integrate.c (expand_iline_function): Likewise.
11288 * regmove.c (try_auto_increment): Likewise.
11290 2002-01-16 Graham Stott <grahams@redhat.com>
11292 * sched-rgn.c (passed): Use sbitmap_free.
11293 (header): Likewise.
11295 (in_queue): Likewise.
11296 (in_stack): Likewise.
11298 2002-01-15 Eric Christopher <echristo@redhat.com>
11300 * flow.c (propagate_one_insn): Change to use fatal_insn.
11302 2002-01-15 Kazu Hirata <kazu@hxi.com>
11304 * expmed.c (extract_fixed_bit_field): Remove unused code.
11305 * system.h: Poison SLOW_ZERO_EXTEND.
11306 * doc/tm.texi: Remove.
11307 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
11308 * config/arm/arm.h: Likewise.
11309 * config/avr/avr.h: Likewise.
11310 * config/clipper/clipper.h: Likewise.
11311 * config/convex/convex.h: Likewise.
11312 * config/d30v/d30v.h: Likewise.
11313 * config/dsp16xx/dsp16xx.h: Likewise.
11314 * config/elxsi/elxsi.h: Likewise.
11315 * config/fr30/fr30.h: Likewise.
11316 * config/h8300/h8300.h: Likewise.
11317 * config/i370/i370.h: Likewise.
11318 * config/i386/i386.h: Likewise.
11319 * config/m68k/m68k.h: Likewise.
11320 * config/mips/mips.h: Likewise.
11321 * config/ns32k/ns32k.h: Likewise.
11322 * config/pdp11/pdp11.h: Likewise.
11323 * config/pj/pj.h: Likewise.
11324 * config/s390/s390.h: Likewise.
11325 * config/sh/sh.h: Likewise.
11326 * config/stormy16/stormy16.h: Likewise.
11327 * config/v850/v850.h: Likewise.
11328 * config/vax/vax.h: Likewise.
11329 * config/we32k/we32k.h: Likewise.
11331 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
11333 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
11334 (altivec_lvsl): Change constraint to b.
11335 (altivec_lvsr): Same.
11336 (altivec_lvebx): Same.
11337 (altivec_lvehx): Same.
11338 (altivec_lvewx): Same.
11339 (altivec_lvxl): Same.
11340 (altivec_lvx): Same.
11341 (altivec_stvx): Add parallel.
11342 (altivec_stvxl): Same.
11343 (altivec_stvehx): Same.
11344 (altivec_stvebx): Same.
11345 (altivec_stvebx): Same.
11347 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
11349 * config.gcc: Change altivec.h to altivec-defs.h.
11351 * config/rs6000/altivec.h: Delete.
11353 * config/rs6000/altivec-defs.h: Add.
11355 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
11357 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
11360 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
11361 less than or equal to eight bytes.
11363 * vax.md (andsi3): Remove constraints and change SET destination
11364 operand type to nonimmediate_operand.
11365 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
11366 when it is a CONST_INT.
11368 2002-01-15 Jason Merrill <jason@redhat.com>
11370 * c-common.def (FILE_STMT): New code.
11371 * c-common.c (statement_code_p): It's a statement.
11372 * c-common.h (stmt_tree_s): Add x_last_filename.
11373 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
11374 (last_expr_filename): New macro.
11375 * c-semantics.c (begin_stmt_tree): Initialize it.
11376 (add_stmt): If the filename changed, also insert a
11378 (expand_stmt): Handle seeing one.
11380 2002-01-15 Eric Christopher <echristo@redhat.com>
11382 * flow.c (propagate_one_insn): Add error message and print out
11383 insn for debugging.
11385 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11387 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
11388 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
11389 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
11390 TRAMPOLINE_ALIGNMENT.
11391 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
11393 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
11394 PCC_BITFIELD_TYPE_MATTERS.
11395 * config/interix.h (STDC_VALUE): Remove. Use
11396 STDC_0_IN_SYSTEM_HEADERS.
11397 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
11398 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
11399 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
11401 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
11403 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
11404 not work on this platform currently.
11406 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11408 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
11409 readonly_warning in _().
11411 2002-01-15 Douglas B Rupp <rupp@gnat.com>
11413 * gcc.c (delete_if_ordinary): Backout previous change.
11415 2002-01-15 Kazu Hirata <kazu@hxi.com>
11417 * config/h8300/h8300.c (print_operand): Remove support for
11418 unused operand characters.
11420 * read-rtl.c: Fix formatting.
11421 * real.c: Likewise.
11422 * recog.c: Likewise.
11423 * regclass.c: Likewise.
11424 * regmove.c: Likewise.
11425 * reg-stack.c: Likewise.
11426 * reload1.c: Likewise.
11427 * rtlanal.c: Likewise.
11429 2002-01-15 Kazu Hirata <kazu@hxi.com>
11431 * config/i386/i386.c: Fix formatting.
11433 2002-01-15 Jakub Jelinek <jakub@redhat.com>
11435 * c-typeck.c (process_init_element): Don't save_expr
11436 COMPOUND_LITERAL_EXPR if just its initializer will be used.
11438 2002-01-15 David Edelsohn <edelsohn@gnu.org>
11440 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
11441 emit optional traceback table if optimize_size or TARGET_ELF.
11442 * config/rs6000/rs6000.md (prefetch): New.
11444 2002-01-15 Andreas Jaeger <aj@suse.de>
11446 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
11448 2002-01-15 Kazu Hirata <kazu@hxi.com>
11450 * mips-tfile.c: Fix formatting.
11452 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
11454 * unroll.c (final_reg_note_copy): Fix previous commit.
11456 2002-01-14 Kazu Hirata <kazu@hxi.com>
11458 * config/h8300/h8300-protos.h: Remove the prototype for
11460 * config/h8300/h8300.c (eq_operator): Remove.
11462 2002-01-14 Richard Henderson <rth@redhat.com>
11464 * config/i386/i386.md (prefetch): Tidy.
11465 (prefetch_3dnow): Fix locality operand.
11467 2002-01-14 Richard Henderson <rth@redhat.com>
11469 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
11470 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
11472 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
11474 * reload1.c (reload_combine): Pass reg_sum replacement through
11475 copy_rtx in loop performing multiple changes.
11477 2002-01-14 Jakub Jelinek <jakub@redhat.com>
11479 * except.c (remove_unreachable_regions): New.
11480 (free_eh_status): Clear exception_handler_labels.
11481 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
11482 (find_exception_handler_labels): Don't add the same label more than
11484 (remove_exception_handler_label): Don't die if
11485 find_exception_handler_labels hasn't been called for the current
11488 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
11490 * toplev.c (rest_of_compilation): Rebuild jump labels after
11493 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11495 * doc/extend.texi: Move documentation of X86 built-in functions
11497 * doc/invoke.texi: From here.
11498 * doc/sourcebuild.texi: Document location of documentation for
11499 machine built-in functions.
11501 2002-01-13 Christopher Faylor <cgf@redhat.com>
11503 * cppfiles.c (TEST_THRESHOLD): New macro.
11504 (SHOULD_MMAP): Ditto.
11505 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
11508 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
11510 * unroll.c (final_reg_note_copy): Properly handle
11512 (unroll_loops): Fix LOOP_CONDITION heuristics.
11514 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
11516 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
11517 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
11519 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
11521 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
11524 2002-01-14 Tom Rix <trix@redhat.com>
11526 * config/rs6000/rs6000.md: Fix typo with sradi.
11528 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
11530 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
11531 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
11532 (clrstrdi, clrstrsi): Adapt callers.
11534 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
11536 (movti splitter): Never use register 0 as base register.
11538 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
11540 * combine.c (simplify_shift_const): Always generate new rtx
11541 for shift expression instead of reusing given expression.
11543 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11545 * config/alpha/alpha.c (alpha_expand_mov): Don't call
11546 alpha_legitimize_address unless mode is Pmode.
11548 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
11550 * doc/md.texi (Modifiers): Document the '*' constraint for the
11553 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
11554 * doc/extend.texi (Function Attributes): 'interrupt' is valid
11557 2002-01-13 Richard Henderson <rth@redhat.com>
11559 * reload.c (find_reloads): Use a hard reg destination as reload reg
11560 for an input reload of the source.
11562 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11564 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
11567 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
11569 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11570 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11572 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
11574 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11576 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
11578 2002-01-12 Tom Rix <trix@redhat.com>
11580 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
11583 2002-01-12 Richard Henderson <rth@redhat.com>
11585 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
11587 * doc/invoke.texi: Update Alpha options.
11589 * doc/invoke.texi: Update i386 built-in function lists.
11591 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
11593 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
11594 referencing outside.
11596 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11598 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
11599 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
11600 offsets, and change line folding.
11601 * optabs.c (expand_binop): Remove warnings.
11602 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
11604 2002-01-12 Graham Stott <grahams@redhat.com>
11606 * attribs.c (handle_deprecated_attribute): constify WHAT.
11607 * diagnostic.c (warn_deprecated_use): Add braces, fixes
11608 dangling else warning and constify WHAT.
11609 * except.h (struct function, struct inline_remap): Move
11610 struct tag forward defs before all prototypes.
11611 (duplicate_eh_regions): Whitespace.
11613 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
11615 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
11616 MODE_BASE_REG_CLASS.
11617 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
11619 2002-01-12 Richard Henderson <rth@redhat.com>
11621 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
11622 (ix86_expand_vector_move): New.
11623 (bdesc_2arg): Remove andps, andnps, orps, xorps.
11624 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
11625 Remove old prefetch builtins. Special case the logicals removed above.
11626 (ix86_expand_builtin): Likewise.
11627 (safe_vector_operand): Use V4SFmode, not TImode.
11628 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
11629 (ix86_expand_timode_binop_builtin): New.
11630 * config/i386/i386-protos.h: Update.
11631 * config/i386/i386.h (enum ix86_builtins): Update.
11632 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
11633 Use ix86_expand_vector_move in vector move expanders.
11634 (movti_internal, movti_rex64): Add xorps alternative.
11635 (sse_clrv4sf): Rename and adjust from sse_clrti.
11636 (prefetch): Don't work so hard.
11637 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
11638 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
11639 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
11641 2002-01-11 Richard Henderson <rth@redhat.com>
11643 * config/i386/mmintrin.h: New file.
11644 * config/i386/xmmintrin.h: New file.
11645 * config.gcc (i?86-*-*): Add extra_headers.
11646 * simplify-rtx.c (simplify_unary_operation): Handle saturating
11648 (simplify_binary_operation): Handle saturating arithmetic codes.
11649 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
11650 not the lowpart subreg.
11651 (ix86_expand_builtin): Return a TImode dummy register instead of 0
11653 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
11655 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11657 * conflict.c (conflict_graph_compute): Free regsets when finished.
11658 * ssa.c (compute_coalesced_reg_partition): Likewise.
11660 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11662 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
11663 every where we allocate a register.
11665 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11667 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
11668 * lcm.c (compute_earliest, compute_farthest): Likewise.
11670 2002-01-11 Janis Johnson <janis187@us.ibm.com>
11672 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
11674 2002-01-11 Janis Johnson <janis187@us.ibm.com>
11676 * doc/rtl.texi (Insns): Fix 2 typos.
11678 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
11680 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
11681 options. Use @table @gcctabopt for MMIX options. Add index
11682 entries for MMIX options. Start new paragraph with first
11683 heading of the machine-dependent options.
11685 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
11688 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
11689 * combine.c (force_to_mode): Same.
11690 * reload1.c (clear_reload_reg_in_use): Same.
11692 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
11694 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
11697 2002-01-11 Andreas Jaeger <aj@suse.de>,
11698 Brad Lucier <lucier@math.purdue.edu>
11700 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
11703 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
11705 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
11706 Protect with IN_LIBGCC.
11707 (LINK_EH_SPEC): Add required trailing space.
11709 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
11711 * c-tree.h: Move function declarations so that they are listed
11712 under the filename which contains them.
11713 (check_identifier, finish_decl_top_level,
11714 lookup_name_current_level_global, shadow_record_fields): Remove.
11716 2002-01-11 Andreas Jaeger <aj@suse.de>
11718 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
11721 2002-01-10 Richard Henderson <rth@redhat.com>
11723 * config/alpha/alpha.c (print_operand): Add 'J'.
11724 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
11725 new operand with the sequence number for the lituse. When splitting
11726 the insns, use gen_movdi_er_high_g and generate a sequence number.
11727 (gen_movdi_er_high_g): Print the sequence number if non-zero.
11729 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
11731 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
11732 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
11734 (altivec_expand_builtin): Same.
11735 (altivec_expand_stv_builtin): New.
11737 * config/rs6000/rs6000.h (rs6000_builtins): Same.
11739 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
11740 ("altivec_lvehx"): New.
11741 ("altivec_lvewx"): New.
11742 ("altivec_lvxl"): New.
11743 ("altivec_lvx"): New.
11744 ("altivec_stvx"): New.
11745 ("altivec_stvebx"): New.
11746 ("altivec_stvehx"): New.
11747 ("altivec_stvewx"): New.
11748 ("altivec_stvxl"): New.
11750 2002-01-10 Richard Henderson <rth@redhat.com>
11752 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
11753 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
11754 care not to delete instructions twice.
11756 2002-01-10 Zack Weinberg <zack@codesourcery.com>
11758 * toplev.c: Don't declare environ (it's not used anywhere).
11759 * configure.in: Don't check for declaration of environ.
11760 * config/i386/xm-mingw32.h: Don't #define environ.
11761 * config.in, configure: Regenerate.
11763 2002-01-10 Zack Weinberg <zack@codesourcery.com>
11765 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
11766 * configure: Regenerate.
11768 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
11769 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
11770 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
11772 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
11773 LIMITS_H_TEST here, not in m68k/x-next.
11774 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
11775 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
11777 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
11778 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
11779 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
11781 * config/i386/x-djgpp: Renamed i386/t-djgpp.
11782 * config/m88k/x-dolph: Renamed m88k/t-dolph.
11783 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
11784 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
11785 replacement of quadlib.asm with quadlib.c.
11787 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
11788 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
11789 config/rs6000/xm-beos.h: Delete file.
11791 * config.gcc: Update to match above changes.
11793 2002-01-10 Kazu Hirata <kazu@hxi.com>
11795 * config/h8300/h8300.h: Fix comment typos.
11796 * config/h8300/h8300.md: Likewise.
11797 * config/h8300/lib1funcs.asm: Likewise.
11799 2002-01-10 Dale Johannesen <dalej@apple.com>
11801 PR optimization/5269
11802 * unroll.c (precondition_loop_p): Make *increment be the correct
11803 sign when n_iterations known, to avoid confusing caller.
11805 2002-01-10 Kazu Hirata <kazu@hxi.com>
11807 * doc/extend.texi (deprecated): Fix a typo.
11809 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
11811 * basic-block.h (update_br_prob_note): Declare.
11812 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
11813 (try_forward_edges): Care negative frequencies and update note.
11814 (outgoing_edges_match): Tweek conditional merging heuristics.
11815 (try_crossjump_to_edge): use update_br_prob_note.
11816 * cfglayout.c (fixup_reorder_chain): Likewise.
11817 * cfrtl.c (update_br_prob_note): New.
11818 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
11820 * i386.c (ix86_decompose_address): Return -1 if address contains
11822 (legitimate_address_p): Require ix86_decompose_address to return 1.
11824 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
11825 (cprop_insn): Likewise.
11827 2002-01-10 Kazu Hirata <kazu@hxi.com>
11829 * toplev.c: Fix formatting.
11830 * tree.c: Likewise.
11831 * tree-dump.c: Likewise.
11832 * unroll.c: Likewise.
11833 * unwind-dw2.c: Likewise.
11834 * unwind-dw2-fde.c: Likewise.
11835 * unwind-dw2-fde-glibc.c: Likewise.
11836 * unwind-sjlj.c: Likewise.
11838 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11840 * doc/invoke.texi: Document PDP-11 options.
11842 2002-01-10 Kazu Hirata <kazu@hxi.com>
11844 * config/h8300/h8300.h: Fix formatting.
11846 2002-01-10 Ira Ruben <ira@apple.com>
11848 Add __attribute__ ((deprecated)).
11849 * extend.texi: Document __attribute__ ((deprecated)).
11850 * invoke.texi: Document -Wno-deprecated-declarations.
11851 * testsuite/g++.dg/other/deprecated.C: New C++ test.
11852 * testsuite/gcc.dg/deprecated.c: New C test.
11853 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
11854 (c_common_attribute_table): Add "deprecated" entry.
11855 (handle_deprecated_attribute): New function.
11856 * c-decl.c (deprecated_states): New enum.
11857 deprecated_state: State of "deprecated" handling.
11858 (start_decl): Set deprecated_state based on attributes.
11859 (grokdeclarator): Test for deprecated uses, propagate attribute.
11860 * c-typeck.c (build_component_ref): Test for deprecated fields.
11861 (build_external_ref): Test for deprecated primaries.
11862 * diagnostic.c (warn_deprecated_use) New function to issue
11863 warnings about __attribute__ ((depricated)) references.
11864 * flags.h (warn_deprecated_decl): Extern declared for
11865 -W[no-]deprecated-declarations option.
11866 * print-tree.c (print_node): Show deprecated flag status.
11867 * toplev.c (warn_deprecated_decl): Defined.
11868 (W_options): Added "deprecated-declaration".
11869 * toplev.h (warn_deprecated_use): Extern declared.
11870 * tree.h (struct tree_common): Define deprecated_flag.
11871 (TREE_DEPRECATED): New macro to access flag.
11872 * cp/call.c (build_call): Test for deprecated calls.
11873 * cp/class.c (add_implicitly_declared_members): Set global
11874 flag to tell grokdeclarator to not issue deprecated warnings.
11875 * cp/cp-tree.h: Add extern for adding_implicit_members.
11876 * cp/decl.c (deprecated_states): New enum.
11877 (start_decl): Set deprecated_state based on attributes.
11878 (grokdeclarator): Test for deprecated uses, propagate attribute.
11879 * cp/lex.c (do_identifier): Test for deprecated primaries.
11880 * cp/typeck.c (build_component_ref): Test for deprecated fields.
11882 2002-01-10 Ira Ruben <ira@apple.com>
11884 Fix to assign attributes to inline member functions.
11885 * cp/decl.c (start_method): Handle attrlist.
11887 2002-01-10 Kazu Hirata <kazu@hxi.com>
11889 * combine.c (expand_field_assignment): Use subreg_lsb().
11891 2002-01-10 David Edelsohn <edelsohn@gnu.org>
11893 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
11894 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
11895 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
11896 Recurse for any operand of AND as long as constant is non-zero.
11898 2002-01-10 Kazu Hirata <kazu@hxi.com>
11900 * config/h8300/h8300.md: Remove constraints from expanders.
11902 2002-01-10 Kazu Hirata <kazu@hxi.com>
11904 * varasm.c: Fix formatting.
11905 * varray.c: Likewise.
11906 * vmsdbgout.c: Likewise.
11907 * xcoffout.c: Likewise.
11909 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
11911 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
11912 update edge probabilities to match.
11914 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11916 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
11918 * doc/languages.texi, doc/sourcebuild.texi: New files.
11919 * doc/configfiles.texi: Make a subsubsection. Update.
11920 * doc/configterms.texi: Add @node. Remove warning that this isn't
11921 instructions for building GCC.
11922 * doc/makefile.texi: Make a subsection.
11923 * doc/gccint.texi: Update.
11925 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
11927 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
11929 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
11931 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
11933 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
11935 * optabs.c (expand_fix): Look for wider integer modes first.
11937 * i386.md (mov?f): Avoid the fake const double trick for medium
11939 (min?f*/max?f*): Prohibit memory operands for i387 variant.
11940 (fop_df_4): Disable for SSE compilation.
11942 2002-01-10 Graham Stott <grahams@redhat.com>
11944 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
11945 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
11947 2002-01-10 Richard Henderson <rth@redhat.com>
11949 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
11951 2002-01-10 Richard Henderson <rth@redhat.com>
11953 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
11954 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
11956 2002-01-10 Kazu Hirata <kazu@hxi.com>
11958 * combine.c (can_combine_p): Fix a comment typo.
11960 2002-01-09 Zack Weinberg <zack@codesourcery.com>
11962 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
11963 empty list correctly. Change loop index $t to $f for
11964 consistency with rest of Makefile.
11966 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
11968 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
11969 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11971 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
11972 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
11973 (altivec_init_builtins): Same.
11974 (altivec_expand_unop_builtin): Return NULL_RTX on error.
11975 (altivec_expand_binop_builtin): Same.
11976 (altivec_expand_ternop_builtin): Same.
11979 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
11980 ("altivec_vctuxs"): Fix typo.
11981 ("altivec_vnmsubfp"): Same.
11982 ("altivec_dssall"): New.
11983 ("altivec_mfvscr"): New.
11984 ("altivec_dss"): New.
11985 ("altivec_lvsl"): New.
11986 ("altivec_lvsr"): New.
11987 ("altivec_dstt"): New.
11988 ("altivec_dstst"): New.
11989 ("altivec_dststt"): New.
11990 ("altivec_dst"): New.
11992 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
11993 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11995 2002-01-09 Richard Henderson <rth@redhat.com>
11997 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
11999 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
12001 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
12003 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
12005 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
12007 2002-01-09 Kazu Hirata <kazu@hxi.com>
12009 * read-rtl.c: Fix formatting.
12010 * real.c: Likewise.
12011 * regclass.c: Likewise.
12012 * regrename.c: Likewise.
12013 * reg-stack.c: Likewise.
12014 * reload1.c: Likewise.
12015 * reload.c: Likewise.
12018 2002-01-09 Kazu Hirata <kazu@hxi.com>
12020 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
12021 to extract items in the expr_list chain.
12023 2002-01-09 Richard Henderson <rth@redhat.com>
12025 * config/vax/vax.c (vax_rtx_cost): Never abort.
12027 * config/vax/vax.h (REAL_ARITHMETIC): Define.
12029 2002-01-09 Jan Hubicka <jh@suse.cz>
12031 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
12033 2002-01-09 Richard Henderson <rth@redhat.com>
12035 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
12036 Unify code from various alternatives.
12038 2002-01-09 Richard Henderson <rth@redhat.com>
12040 * regrename.c (copy_value): Ignore the copy if the source register
12041 is present in the value chain with a narrower mode.
12043 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
12045 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
12046 for the c4x target. Also improve layout.
12048 2002-01-09 Richard Henderson <rth@redhat.com>
12050 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
12051 * config/m32r/m32r.md (and ior xor splitters): Swap operands
12052 to match insn patterns.
12054 2002-01-09 Richard Henderson <rth@redhat.com>
12056 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
12057 (copyprop_hardreg_forward_1): Likewise.
12059 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12061 * pa.md (decrement_and_branch_until_zero): Change predicate for
12062 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
12064 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
12066 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
12067 gets undefined. For Darwin.
12069 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
12071 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
12073 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12075 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
12077 2002-01-08 Richard Henderson <rth@redhat.com>
12079 * regrename.c (copy_value): Ignore overlapping copies.
12081 2002-01-08 Richard Henderson <rth@redhat.com>
12083 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
12084 as needed to avoid shared structure.
12086 2002-01-08 Kazu Hirata <kazu@hxi.com>
12088 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
12091 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
12093 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
12094 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
12095 documentation of obsolete macros.
12096 * system.h: Poison these macros.
12097 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
12098 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
12099 config/c4x/c4x.h, config/clipper/clipper.h,
12100 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
12101 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
12102 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
12103 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
12104 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
12105 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
12106 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
12107 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
12108 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
12109 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
12110 config/sparc/sparc.h, config/stormy16/stormy16.h,
12111 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
12112 definitions and commented out definitions of obsolete macros.
12113 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
12114 of MAX_INT_TYPE_SIZE.
12116 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
12118 * config/s390/s390.c (s390_preferred_reload_class): Never
12119 return ADDR_REGS if it isn't a subset of the given class.
12120 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
12121 FP_REGS, but all superclasses as well.
12123 * config/s390/s390.c (s390_function_profiler): Fix thinko.
12125 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
12126 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
12127 must not be a const_int.
12129 2002-01-08 Richard Henderson <rth@redhat.com>
12131 * Makefile.in (toplev.o): Depend on options.h.
12132 (gcc.o): Depend on specs.h.
12134 2002-01-08 Jakub Jelinek <jakub@redhat.com>
12136 * expr.c (store_expr): Convert VOIDmode constants back to target's
12139 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12141 * doc/invoke.texi: Markup gcc as @command. Refer to
12142 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
12143 of http://gcc.gnu.org/thanks.html.
12145 2002-01-08 Dale Johannesen <dalej@apple.com>
12147 * config/rs6000/rs6000.md: Add missing int register
12148 target case to movdf_low.
12150 2002-01-08 Zack Weinberg <zack@codesourcery.com>
12152 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
12153 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
12154 (cppinit.o): Depend on except.h.
12155 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
12156 s-specs): New rules.
12158 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
12159 Don't create specs.h/options.h/gencheck.h here. Remove
12160 unnecessary variable settings from last argument of AC_OUTPUT.
12161 * config.in, configure: Regenerate.
12162 * intl.c: Hardcode package name as "gcc".
12164 * cppinit.c: Include except.h.
12165 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
12167 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
12168 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
12169 (!)USING_SJLJ_EXCEPTIONS.
12170 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
12172 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
12174 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
12175 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
12176 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
12177 documentation of obsolete macros.
12178 * system.h: Poison these macros.
12179 * config/d30v/d30v.h, config/ns32k/encore.h,
12180 config/stormy16/stormy16.h: Remove definitions and commented out
12181 definitions of obsolete macros.
12183 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
12185 * objc/objc-act.c (handle_class_ref): Mark the declaration of
12186 %sobjc_class_ref_%s as used - to prevent unwanted compiler
12189 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
12191 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
12192 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
12193 to insn adjusting stack/frame pointer.
12194 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
12195 accept operands that cause the insn to be non-splittable.
12197 2002-01-08 Graham Stott <grahams@redhat.com>
12199 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
12200 (C_TYPE_FIELDS_VOLATILE): Likewise.
12201 (C_TYPE_BEING_DEFINED): Likewise.
12202 (C_IS_RESERVED_WORD): Likewise.
12203 (C_TYPE_VARIABLE_SIZE): Likewise.
12204 (C_DECL_VARIABLE_SIZE): Likewise.
12205 (C_MISSING_PROTOTYPE_WARNED): Likewise.
12206 (C_SET_EXP_ORIGINAL_CODE): Likewise.
12207 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
12209 (C_DECL_ANTICIPATED): Likewise.
12210 (c_build_type_variant): Add parenthesis.
12212 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
12214 * gcc.c (option_map): Remove --version.
12215 (process_command): Handle -fversion following the GNU Coding
12216 Standards. Partially addresses PR other/704.
12218 2002-01-08 Graham Stott <grahams@redhat.com>
12220 * combine.c (combine_instructions): Fix typo.
12222 2002-01-08 Graham Stott <grahams@redhat.com>
12224 * debug.h: Use "tree" and "rtx" throughout.
12226 * debug.c: Likewise.
12228 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
12230 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
12231 constant pool, use the pool's version of the symbol instead.
12233 2002-01-07 Richard Henderson <rth@redhat.com>
12235 * regrename.c (find_oldest_value_reg): Ignore the value chain if
12236 the original register was copied in a mode with a fewer number of
12237 hard registers than the desired mode.
12238 (copyprop_hardreg_forward_1): Likewise.
12239 (debug_value_data): Fix loop test.
12240 * toplev.c (parse_options_and_default_flags): Reenable
12241 -fcprop-registers at -O1.
12243 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
12245 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
12246 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
12248 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
12251 * config/rs6000/rs6000.md: Add altivec predicate patterns.
12253 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
12255 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
12256 (pa_output_function_prologue): Output local label at the beginning of
12257 the prologue when profiling.
12258 (hppa_profile_hook): Use the local label rather than the function label.
12259 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
12261 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
12263 * config/rs6000/rs6000.c (print_operand): Remove extra space.
12264 (altivec_expand_unop_builtin): Fix thinko.
12265 (altivec_expand_binop_builtin): Same.
12266 (altivec_expand_ternop_builtin): Same.
12267 (altivec_expand_builtin): Same.
12269 2002-01-07 Richard Henderson <rth@redhat.com>
12271 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
12273 2002-01-07 Jason Merrill <jason@redhat.com>
12275 * unwind-dw2.c (execute_cfa_program): Use < again.
12277 2002-01-07 Jakub Jelinek <jakub@redhat.com>
12279 * predict.c (combine_predictions_for_insn): Avoid division by zero.
12281 2002-01-07 Jakub Jelinek <jakub@redhat.com>
12283 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
12284 Don't allow -1 - x -> ~x simplifications in the first pass.
12286 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
12288 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
12290 (altivec_expand_binop_builtin): Same.
12291 (altivec_expand_unop_builtin): Same.
12292 (print_operand): Fix typo.
12293 (bdesc_1arg): Add vupk* variants.
12295 * rs6000.h (rs6000_builtins): Add vupk* enums.
12297 * rs6000.md: Add altivec_vupk* variants.
12299 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12301 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
12302 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
12303 and last update dates.
12305 2002-01-07 Janis Johnson <janis187@us.ibm.com>
12307 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
12309 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
12311 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
12312 * config/avr/avr.h (CPP_SPEC): Likewise.
12313 (LINK_SPEC): Likewise.
12314 (CRT_BINUTILS_SPECS): Likewise.
12315 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12316 * doc/invoke.texi (AVR Options): Document them.
12318 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
12320 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
12323 2002-01-07 Graham Stott <grahams@redhat.com>
12325 * config/i386/i386.h: Update copyright date.
12326 (HALF_PIC_PTR): Add parenthesis.
12327 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
12328 (CONSTANT_ALIGNMENT): Add parenthesis.
12329 (DATA_ALIGNMENT): Likewise.
12330 (LOCAL_ALIGNMENT): Likewise.
12331 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
12332 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
12333 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
12334 (HARD_REGNO_NREGS): Add paranethesis.
12335 (VALID_SSE_REG_MODE): Whitespace.
12336 (VALID_MMX_REG_MODE): Whitespace.
12337 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
12338 (ix86_hard_regno_mode_ok): Add parenthesis.
12339 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
12340 (RETURN_IN_MEMORY): Whitespace.
12341 (N_REG_CLASSES): Add parenthesis.
12342 (INTEGER_CLASS_P): Add parenthesis and wrap.
12343 (FLOAT_CLASS_P): Likewise.
12344 (SSE_CLASS_P): Likewise.
12345 (MMX_CLASS_P): Likewise.
12346 (MAYBE_INTEGER_CLASS_P): Likewise.
12347 (MAYBE_FLOAT_CLASS_P): Likewise.
12348 (MAYBE_SSE_CLASS_P): Likewise.
12349 (MAYBE_MMX_CLASS_P): Likewise.
12350 (Q_CLASS_P): Likewise.
12351 (GENERAL_REGNO_P): Uppercase macro parameter.
12352 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
12353 (FP_REGNO_P): Likewise.
12354 (ANY_FP_REGNO_P): Uppercase macro parameter.
12355 (SSE_REGNO_P): Likewise.
12356 (SSE_REGNO): Likewise.
12357 (SSE_REG_P): Likewise.
12358 (SSE_FLOAT_MODE_P): Likewise.
12359 (MMX_REGNO_P): Likewise.
12360 (MMX_REG_P):Likewise.
12361 (STACK_REG_P): Likewise.
12362 (NON_STACK_REG_P): Likewise.
12363 (STACK_TOP_P): Likewise.
12364 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
12365 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
12366 (SECONDARY_MEMORY_NEEDED): Likewise.
12367 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
12368 (MD_ASM_CLOBBERS): Whitespace and wrap.
12369 (MUST_PASS_IN_STACK): Whitespace and wrap.
12370 (RETURN_POPS_ARGS): Add parenthesis.
12371 (INIT_CUMULATIVE_ARGS): Likewise.
12372 (FUNCTION_ARG): Likewise.
12373 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
12374 (SETUP_INCOMING_VARARGS): Likewise.
12375 (BUILD_VA_LIST_TYPE): Add parenthesis.
12376 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
12378 (EXPAND_BUILTIN_VA_ARG): Likewise.
12379 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
12380 (INITIALIZE_TRAMPOLINE): Add parenthesis.
12381 (INITIAL_ELIMINATION_OFFSET): Likewise.
12382 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
12383 (REGNO_OK_FOR_BASE_P): Likewise.
12384 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
12385 (REGNO_OK_FOR_DIREG_P): Likewise.
12386 (REG_OK_FOR_INDEX_P): Whitespace.
12387 (REG_OK_FOR_BASE_P): Whitespace.
12388 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
12390 (FIND_BASE_TERM): Fix typo.
12391 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
12392 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
12393 (SYMBOLIC_CONST; Whitespace.
12394 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
12395 (ENCODE_SECTION_INFO): Whitespace.
12396 (FINALIZE_PIC): Remove do { ... } while (0).
12397 (PROMOTE_MODE): Wrap in do { ... } while (0).
12398 (CONST_COSTS): Whitespace.
12399 (RTX_COSTS): Add paramethesis, whitespace and wrap.
12400 (REGISTER_MOVE_COST): Add parenthesis.
12401 (MEMORY_MOVE_COST): Likewise.
12402 (EXTRA_CC_MODES): Whitespace.
12403 (SELECT_CC_MODE): Add parenthesis and whitespace.
12404 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
12405 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
12406 (ASM_OUTPUT_LABEL): Add paramethesis.
12407 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
12408 (ASM_OUTPUT_REG_POP): Likewise.
12409 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
12410 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
12412 * config/i386/i386.c: Update copyright.
12413 (CHECK_STACK_LIMIT): Add parenthesis.
12414 (AT_BP): Uppercase macro parameter.
12415 (x86_64_int_parameter_registers): Constify.
12416 (x86_64_int_return_registers): Likewise.
12417 (ix86_compare_op0): Use rtx.
12418 (construct_container): Constify INTREG parameter.
12419 (function_arg): Use rtx.
12421 * diagnostic.h: Update copyright date.
12422 (output_buffer_state): Add parenthesis.
12423 (output_buffer_format_args): Likewise.
12425 * combine.c (combine_instructions): Replace XEXP (links, 0)
12428 2002-01-06 H.J. Lu <hjl@gnu.org>
12430 * cfgcleanup.c (thread_jump): Fix 2 typos.
12432 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
12434 * config.gcc: Add support for --enable-altivec.
12436 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
12438 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
12440 2002-01-06 Jakub Jelinek <jakub@redhat.com>
12442 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
12443 __objc_class_name_*.
12445 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
12447 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
12449 2002-01-06 Richard Henderson <rth@redhat.com>
12451 * reorg.c (emit_delay_sequence): Remove death notes, not merely
12452 nop them out. Increment label reference count for REG_LABEL.
12453 (fill_slots_from_thread): Frob label reference count around
12454 delete_related_insns.
12456 2002-01-05 Richard Henderson <rth@redhat.com>
12458 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
12461 2002-01-05 Richard Henderson <rth@redhat.com>
12463 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
12464 * integrate.c (output_inline_function): Likewise.
12465 * toplev.c (rest_of_compilation): Do it here instead. Move call
12466 to remove_unnecessary_notes after emitting abstract instance.
12467 Force an emitted nested function to have its parent emited as well.
12468 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
12470 (rtl_for_decl_location): Do not look at reload data structures
12471 before reload has run.
12473 2002-01-05 Kazu Hirata <kazu@hxi.com>
12475 * cse.c: Fix formatting.
12476 * dwarf2asm.c: Likewise.
12477 * dwarf2out.c: Likewise.
12478 * explow.c: Likewise.
12479 * expmed.c: Likewise.
12480 * function.c: Likewise.
12481 * gcov.c: Likewise.
12482 * gencheck.c: Likewise.
12483 * genrecog.c: Likewise.
12484 * ggc-common.c: Likewise.
12485 * ggc-page.c: Likewise.
12486 * global.c: Likewise.
12488 2002-01-05 Kazu Hirata <kazu@hxi.com>
12490 * combine.c: Fix formatting.
12492 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
12495 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
12497 2002-01-05 David Edelsohn <edelsohn@gnu.org>
12499 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
12500 as 1 for __powerpc64__ as well.
12502 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
12504 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
12507 2002-01-05 Daniel Berlin <dan@dberlin.org>
12509 * lcm.c: Revert change, due to performance regression it causes on
12510 SPEC because it's slightly more conservative (sigh, I hate
12513 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
12515 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
12517 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12519 * doc/cppinternals.texi: Update.
12521 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
12523 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
12524 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
12526 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
12527 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
12528 kludge for pre-october-14th mmix versions to handle new-found bug
12529 with PUSHJ/PUSHGO and the register stack.
12530 * config/mmix/mmix.h (struct machine_function): Rename member
12531 has_call_value_without_parameters to has_call_without_parameters.
12532 All referers changed.
12533 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
12534 TARGET_MASK_BRANCH_PREDICT): New macros.
12535 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
12536 -mno-reg-stack-fill-bug-workaround.
12537 * config/mmix/mmix.md ("call"): Set struct machine member
12538 has_call_without_parameters.
12540 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
12542 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
12544 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
12546 * cfgcleanup.c: Include tm_p.h
12547 (mark_effect): Fix handling of hard register; fix handling of SET
12549 2002-01-04 Kazu Hirata <kazu@hxi.com>
12551 * config/h8300/h8300.md (anonymous patterns): Check that
12552 operands are registers before using REGNO on them.
12554 2002-01-03 Roland McGrath <roland@frob.com>
12556 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
12558 2002-01-04 Jakub Jelinek <jakub@redhat.com>
12560 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
12561 * c-common.h (genrtl_expr_stmt_value): Likewise.
12562 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
12563 (expand_expr_stmt_value): Add maybe_last argument.
12564 Don't warn about statement with no effect if it is the last statement
12565 in expression statement.
12566 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
12567 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
12568 expand_expr_stmt_value.
12569 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
12570 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
12571 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
12572 as maybe_last to expand_expr_stmt_value.
12574 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
12576 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
12577 be passed in, do not build it.
12578 (c_begin_if_stmt): New function.
12579 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12580 * c-common.h (c_expand_start_cond): Update prototype.
12581 (c_begin_if_stmt): Prototype new function.
12582 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12583 * c-parse.in (if_prefix): Use c_begin_if_stmt,
12584 c_begin_while_stmt and c_finish_while_stmt_cond.
12586 2002-01-04 William Cohen <wcohen@redhat.com>
12588 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
12589 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12590 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12591 * config/pa/som.h (ASM_FILE_START): Likewise.
12593 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
12595 * lcm.c: Include df.h.
12596 Add available_transfer_function prototype.
12597 (compute_available): Rework to use iterative dataflow framework.
12598 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
12599 with bb_info in df.h
12600 (available_transfer_function): New function.
12602 * Makefile.in (lcm.o): add df.h to dependencies.
12604 2002-01-04 Richard Henderson <rth@redhat.com>
12606 * config/alpha/alpha.c (some_operand): Accept HIGH.
12607 (input_operand): Likewise; accept simple references to globals.
12608 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
12609 (alpha_const_double_ok_for_letter_p): Likewise.
12610 (alpha_extra_constraint): Likewise.
12611 (alpha_preferred_reload_class): Likewise. Do not force
12612 symbolic constants to memory.
12613 (alpha_legitimate_address_p): Accept simple references
12614 to small_symbolic_operand.
12615 (alpha_legitimize_address): New arg scratch. Be prepared to be
12616 called when no_new_pseudos. Emit simple symbolic references.
12617 Split integers into low, high, and rest.
12618 (alpha_expand_mov): Use alpha_legitimize_address.
12619 (some_small_symbolic_mem_operand): New.
12620 (split_small_symbolic_mem_operand): New.
12621 * config/alpha/alpha-protos.h: Update.
12622 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
12623 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12624 (EXTRA_CONSTRAINT): Likewise.
12625 (PREFERRED_RELOAD_CLASS): Likewise.
12626 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
12627 (PREDICATE_CODES): Update.
12628 * config/alpha/alpha.md: New post-reload splitters to convert
12629 simplfied symbolic operands to the form that references $29.
12630 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
12631 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
12633 2002-01-03 Richard Henderson <rth@redhat.com>
12635 * local-alloc.c (function_invariant_p): Update commentary.
12637 2002-01-04 H.J. Lu <hjl@gnu.org>
12639 * toplev.c (rest_of_compilation): Fix a typo when calling
12642 2002-01-03 Kazu Hirata <kazu@hxi.com>
12644 * c-common.c: Fix formatting.
12645 * diagnostic.c: Likewise.
12646 * doloop.c: Likewise.
12647 * dwarf2out.c: Likewise.
12649 2002-01-03 Kazu Hirata <kazu@hxi.com>
12651 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
12652 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
12654 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12656 * cpperror.c: Update comments and copyright.
12657 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
12658 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
12660 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
12662 * collect2.c (main): Use strcmp when testing for "-shared".
12664 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12666 * cppmacro.c: Don't include intl.h. Update comments.
12667 (new_number_token): Allocate enough buffer for 64-bit unsigned
12668 integers; update prototype.
12669 * cppmain.c: Update comments.
12671 2002-01-03 William Cohen <wcohen@redhat.com>
12673 * function.h (struct function): Add profile.
12674 (current_function_profile): New.
12675 doc/extend.texi: Update documentation.
12676 * final.c (final_start_function): Use current_function_profile
12677 instead of profile_flag.
12678 (profile_after_prologue): Likewise.
12679 * function.c (expand_function_start): Likewise.
12680 (expand_function_start): Likewise.
12681 * config/alpha/alpha.c (direct_call_operand):
12682 (alpha_does_function_need_gp): Likewise.
12683 (alpha_expand_prologue): Likewise.
12684 * config/arm/arm.c (arm_expand_prologue): Likewise.
12685 thumb_expand_prologue: Likewise.
12686 * config/d30v/d30v.c (d30v_stack_info): Likewise.
12687 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
12688 (fr30_expand_prologue): Likewise.
12689 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
12690 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
12691 * config/i386/i386.h (FINALIZE_PIC): Likewise.
12692 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
12693 * config/i960/i960.c (i960_output_function_prologue): Likewise.
12694 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
12695 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
12696 (m32r_expand_prologue): Likewise.
12697 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
12698 (m88k_expand_prologue): Likewise.
12699 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
12700 * config/mips/mips.c (compute_frame_size): Likewise.
12701 (mips_expand_prologue): Likewise.
12702 (mips_can_use_return_insn): Likewise.
12703 * config/pa/elf.h (ASM_FILE_START): Likewise.
12704 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12705 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12706 * config/pa/som.h (ASM_FILE_START): Likewise.
12707 * config/romp/romp.c (romp_using_r14): Likewise.
12708 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
12709 (rs6000_stack_info): Likewise.
12710 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
12711 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
12712 * config/v850/v850.c (compute_register_save_size): Likewise.
12714 2002-01-03 Jakub Jelinek <jakub@redhat.com>
12716 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
12717 gen_lowpart_common fails, use gen_lowpart_SUBREG.
12719 2002-01-03 Turly O'Connor <turly@apple.com>
12721 * darwin.c (machopic_output_possible_stub_label): Don't generate
12722 stub routines for pseudo-stubs which we've just defined.
12724 2002-01-03 Kazu Hirata <kazu@hxi.com>
12726 * builtins.c: Fix formatting.
12727 * c-typeck.c: Likewise.
12728 * combine.c: Likewise.
12729 * expr.c: Likewise.
12730 * loop.c: Likewise.
12732 2002-01-03 Andreas Schwab <schwab@suse.de>
12734 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
12735 and return true if _cpp_push_next_buffer pushed a new include
12737 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
12738 _cpp_pop_file_buffer did not push a new file.
12739 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
12741 2002-01-02 Eric Christopher <echristo@redhat.com>
12743 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
12744 FIND_REG_INC_NOTE call. Update copyright.
12745 * loop.c (canonicalize_condition): Ditto.
12746 * reorg.c (delete_scheduled_jump): Ditto.
12748 2002-01-03 Kazu Hirata <kazu@hxi.com>
12750 * gcse.c: Fix formatting.
12752 2002-01-03 Graham Stott <grahams@redhat.com>
12754 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
12755 forward defs for struct tags rtx_def, union_tree, rtvec_def
12756 also output corresponding typedefs for rtx, tree, and rtvec.
12758 * system.h: Move forward defs for struct tags rtx_def, union_tree,
12759 rtvec_def along with corresponding typedefs for rtx, tree, and
12760 rtvec to config.h, hconfig.h, tconfig.h.
12762 2002-01-03 Graham Stott <grahams@redhat.com>
12764 * tree.h: Update copyright date.
12765 (IS_EXPR_CODE_CLASS): Add parenthesis.
12766 (TREE_SET_CODE): Add whitespace.
12767 (TREE_CHECK): Add parenthesis.
12768 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
12769 (CST_OR_CONSTRUCTOR_CHECK):
12770 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
12771 (TREE_SYMBOL_REFERENCED): Whitespace.
12772 (INT_CST_LT): Likewise.
12773 (INT_CST_LT_UNSIGNED): Likewise.
12774 (tree_real_cst): Unwrap comment.
12775 (tree_string): Likewise.
12776 (tree_complex): Likewise.
12777 (IDENTIFIER_POINTER): correct cast.
12778 (SAVE_EXPR_CONTEXT): Whitespace.
12779 (EXPR_WFL_FILENAME_NODE): Likewise.
12780 (EXPR_WFL_FILENAME): Remove parenthesis.
12781 (DECL_ORIGIN): Add parenthesis.
12782 (DECL_FROM_INLINE): Use NULL_TREE.
12783 (build_int_2): Whitespace.
12784 (build_type_variant): Add parenthesis.
12786 * gcc/jcf-parse.c: Update copyright date.
12787 (yyparse): Constify resource_filename.
12789 2002-01-03 Graham Stott <grahams@redhat.com>
12791 * rtl.h: Update copyright date.
12792 (RTL_CHECK1): Wrap long line.
12793 (RTL_CHECK2): Likewise.
12794 (RTL_CHECKC1): Wrap long line and whitespace.
12795 (RTL_CHECKC2): Likewise.
12796 (XWINT): Whitespace.
12802 (XBITMAP): Likewise.
12804 (XBBDEF): Likewise.
12806 (X0WINT): Likewise.
12808 (X0UINT): Likewise.
12812 (X0MODE): Likewise.
12813 (X0BITMAP): Likewise.
12814 (X0TREE): Likewise.
12815 (X0BBDEF): Likewise.
12816 (X0ADVFLAGS): Likewise.
12817 (X0CSELIB): Likewise.
12818 (X0MEMATTR): Likewise.
12819 (XCWINT): Likewise.
12821 (XCUINT): Likewise.
12825 (XCMODE): Likewise.
12826 (XCBITMAP): Likewise.
12827 (XCTREE): Likewise.
12828 (XCBBDEF): Likewise.
12829 (XCADVFLAGS): Likewise.
12830 (XCCSELIB): Likewise.
12831 (XC2EXP): Likewise.
12832 (INSN_UID): Likewise.
12833 (PREV_INSN): Likewise.
12834 (PATTERN): Likewise.
12835 (INSN_CODE): Likewise.
12836 (PUT_REG_NOTE_KIND): Likewise.
12837 (CODE_LABEL_NUMBER): Likewise.
12838 (NOTE_SOURCE_FILE): Likewise.
12839 (NOTE_BLOCK): Likewise.
12840 (NOTE_EH_HANDLER): Likewise.
12841 (NOTE_RANGE_INFO): Likewise.
12842 (NOTE_LIVE_INFO): Likewise.
12843 (NOTE_BASIC_BLOCK): Likewise.
12844 (NOTE_EXPECTED_VALUE): Likewise.
12845 (NOTE_LINE_NUMBER): Likewise.
12846 (LABEL_NAME): Likewise.
12847 (LABEL_NUSES): Likewise.
12848 (LABEL_ALTERNATE_NAME): Likewise.
12849 (ADDRESSOF_DECL): Likewise.
12850 (JUMP_LABEL): Likewise.
12851 (LABEL_NEXTREF): Likewise.
12853 (ORIGINAL_REGNO: Likewise.
12854 (HARD_REGISTER_NUM_P): Add parenthesis.
12855 (SUBREG_REG): Whitespace.
12856 (SUBREG_BYTE): Likewise.
12857 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
12858 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
12859 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
12860 (ASM_OPERANDS_INPUT_VEC): Likewise.
12861 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
12862 (ASM_OPERANDS_INPUT): Likewise.
12863 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
12864 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
12865 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
12866 (ASM_OPERANDS_INPUT_MODE): Likewise.
12867 (ASM_OPERANDS_SOURCE_FILE): Likewise.
12868 (ASM_OPERANDS_SOURCE_LINE): Likewise.
12869 (MEM_SET_IN_STRUCT_P): Minor reformat.
12870 (TRAP_CONDITION): Whitespace.
12871 (TRAP_CODE): Likewise.
12872 (COND_EXEC_TEST): Likewise.
12873 (COND_EXEC_CODE): Likewise.
12874 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
12875 (PHI_NODE_P): Add parenthesis.
12876 (plus_constant): Whitespace and add parenthesis.
12878 2002-01-03 Kazu Hirata <kazu@hxi.com>
12880 * config/avr/avr.c: Fix comment typos.
12881 * config/c4x/c4x.md: Likewise.
12882 * config/dsp16xx/dsp16xx.h: Likewise.
12883 * config/dsp16xx/dsp16xx.md: Likewise.
12884 * config/i386/i386.md: Likewise.
12885 * config/ia64/ia64.c: Likewise.
12886 * config/m32r/m32r.h: Likewise.
12887 * config/m68hc11/m68hc11.md: Likewise.
12888 * config/mmix/mmix.c: Likewise.
12889 * config/mn10200/mn10200.c: Likewise.
12890 * config/romp/romp.c: Likewise.
12891 * config/sh/sh.c: Likewise.
12892 * config/stormy16/stormy16.c: Likewise.
12893 * config/stormy16/stormy16.h: Likewise.
12894 * config/stormy16/stormy16.md: Likewise.
12896 2002-01-03 Graham Stott <grahams@redhat.com>
12898 * loop.h: Update copyright date.
12899 (LOOP_MOVABLES): Fix typo.
12900 (LOOP_REGS): Likewise.
12901 (LOOP_IVS): Likewise.
12903 2002-01-03 Graham Stott <grahams@redhat.com>
12905 * cppinit.c: Update copyright date.
12906 Don't include output.h
12907 * Makefile.in: Update copyright date.
12910 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
12913 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
12914 (-pthread) Add to RS/6000 options.
12916 2002-01-02 Kazu Hirata <kazu@hxi.com>
12918 * except.c: Fix comment typos.
12919 * loop.c: Likewise.
12920 * varasm.c: Likewise.
12921 * doc/tm.texi: Fix a typo.
12923 2002-01-02 Jakub Jelinek <jakub@redhat.com>
12925 * c-typeck.c (output_init_element): Allow initializing static storage
12926 duration objects with compound literals.
12928 2002-01-02 Richard Henderson <rth@redhat.com>
12930 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
12933 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12935 * gcc.c (default_compilers): Const-ify.
12936 * mips-tdump.c (stab_names): Likewise.
12937 * mips-tfile.c (map_coff_types, map_coff_storage,
12938 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
12939 pseudo_ops_t, pseudo_ops): Likewise.
12940 * protoize.c (default_include): Likewise
12942 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
12943 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
12944 Add array size in declaration.
12945 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
12946 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
12947 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
12948 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
12949 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
12950 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
12951 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
12952 emtens, make_nan): Const-ify.
12953 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
12954 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
12956 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
12958 * config.gcc (ia64-*-*): Set extra_headers.
12959 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
12960 * config/alpha/t-osf: Remove.
12961 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
12963 2002-01-02 David Edelsohn <edelsohn@gnu.org>
12965 * config/rs6000/t-aix43: Revert previous change.
12967 2002-01-02 Jason Merrill <jason@redhat.com>
12969 * c-decl.c (c_expand_body): Call outlining_inline_function when
12970 emitting an inline function out of line.
12972 2002-01-02 Richard Henderson <rth@redhat.com>
12974 * dwarf2out.c (limbo_die_node): Add created_for member.
12975 (new_die): New argument created_for. Update all callers.
12976 (mark_limbo_die_list): New.
12977 (dwarf2out_init): Register limbo_die_list as a root.
12978 (dwarf2out_finish): Force insert limbo dies into their function
12981 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
12984 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
12986 2002-01-02 Kazu Hirata <kazu@hxi.com>
12988 * config/h8300/fixunssfsi.c: Update copyright.
12991 * config/h8300/h8300.c: Update copyright.
12992 Eliminate warnings.
12994 2002-01-02 Kazu Hirata <kazu@hxi.com>
12996 * config/romp/romp.c: Fix comment formatting.
12997 * config/romp/romp.h: Likewise.
12998 * config/romp/romp.md: Likewise.
12999 * config/s390/s390.c: Likewise.
13000 * config/stormy16/stormy16.c: Likewise.
13001 * config/stormy16/stormy16.h: Likewise.
13003 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
13005 * c-common.h (genrtl_expr_stmt_value): Declare.
13006 * c-semantics.c (genrtl_goto_stmt): Redirect to...
13007 (genrtl_goto_stmt_value): ... this new function. Pass new
13008 argument down to expand_expr_stmt_value, taking
13009 TREE_ADDRESSABLE into account.
13010 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
13011 STMT_EXPR as addressable, i.e., one whose result we want.
13012 * expr.c (expand_expr): Don't save expression statement value
13013 of labeled_blocks or loop_exprs.
13014 * stmt.c (expand_expr_stmt): Redirect to...
13015 (expand_expr_stmt_value): ... this new function. Use new
13016 argument to tell whether to save expression value.
13017 (expand_end_stmt_expr): Reset last_expr_type and
13018 last_expr_value if we don't have either.
13019 * tree-inline.c (declare_return_variable): Mark its use
13020 statement as addressable.
13021 * tree.h: Document new use of TREE_ADDRESSABLE.
13022 (expand_expr_stmt_value): Declare.
13024 2002-01-01 Tom Rix <trix@redhat.com>
13026 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
13027 rs6000_emit_allocate_stack.
13029 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
13031 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
13032 ${srcdir}/ginclude/ to every entry in extra_headers.
13033 * configure: Regenerate.
13034 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
13035 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
13036 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
13037 * ginclude/proto.h: Rename to config/convex/proto.h.
13039 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13041 * attribs.c (handle_vector_size_attribute): Use host_integerp
13042 and tree_int_cst; remove warnings.
13043 * caller-save.c (insert_restore): Add cast to get rid of warning.
13044 (insert_save): Likewise.
13045 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
13046 * regmove.c (find_matches): Add temporary var to kill a warning.
13048 2002-01-01 Douglas B Rupp <rupp@gnat.com>
13050 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
13051 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
13052 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
13053 (vms-dwarf2eh.o): Add Makefile rule.
13054 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
13055 * config/alpha/vms-dwarf2eh.asm: New file.
13057 * gcc.c (delete_if_ordinary): Delete all versions.
13059 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
13061 * config/mmix/mmix.md: Update FIXME to not mention
13063 (MMIX_rJ_REGNUM): New define_constants constant.
13064 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
13065 "*movdicc_real"): Adjust contraints formatting.
13066 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
13067 for branch prediction.
13068 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
13070 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
13071 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
13072 number. Delete related FIXMEs.
13073 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
13074 from number to MMIX_rJ_REGNUM.
13075 (TARGET_MASK_BRANCH_PREDICT): New.
13076 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
13077 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
13078 value. Add -mbranch-predict and -mno-branch-predict.
13079 (TARGET_VERSION): Drop date.
13080 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
13081 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
13082 for finding out global symbols.
13083 (mmix_asm_output_labelref): Revert condition for global symbol.
13084 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
13085 (mmix_print_operand_punct_valid_p): A '+' is valid.
13087 See ChangeLog.6 for earlier changes.