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re PR target/6561 (sparc-sun-solaris2.7 C testsuite failure w/-mcpu=ultrasparc in...
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CommitLineData
cac01076
JJ		 12002-05-05 Jakub Jelinek <jakub@redhat.com>
2
3 PR target/6561
4 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
5
98791e3a
RH		 62002-05-05 Richard Henderson <rth@redhat.com>
7
8 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
9 memory latency adjustments.
10 (alpha_variable_issue): Remove.
11 (alpha_use_dfa_pipeline_interface): New.
12 (alpha_multipass_dfa_lookahead): New.
13 * config/alpha/alpha.md: Remove define_function_unit scheduling;
14 include new dfa scheduling.
15 (attr type): Add none.
16 (blockage): Use it.
17 * config/alpha/ev4.md: New.
18 * config/alpha/ev5.md: New.
19 * config/alpha/ev6.md: New.
20
309527ce
DM		 212002-05-05 David S. Miller <davem@redhat.com>
22
23 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
24
68252e27
KH		 252002-05-05 Kazu Hirata <kazu@cs.umass.edu>
26
27 * cse.c: Fix formatting.
28 * emit-rtl.c: Likewise.
29
30cc9d00
VM		 302002-05-05 Vladimir Makarov <vmakarov@redhat.com>
31
32 * genautomata.c (initiate_states): Add additional guard to
33 initialize `units_array'.
34
deb09eff
VM		 352002-05-05 Vladimir Makarov <vmakarov@redhat.com>
36
37 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
38 process_unit_to_form_the_same_automaton_unit_lists,
39 form_the_same_automaton_unit_lists
40 check_unit_distributions_to_automata): New prototypes and
41 functions.
42 (check_automata): Rename it into `check_automata_insn_issues'.
43 (unit_decl): New fields `the_same_automaton_unit' and
44 `the_same_automaton_message_reported_p'.
45 (unit_decl_t): New typedef.
46 (the_same_automaton_lists): New gloval variable.
47 (unit_regexp, unit_set_el, units_array, units_cmp,
48 output_get_cpu_unit_code_func): Use the typedef.
49 (evaluate_max_reserv_cycles): Increment
50 `description->max_insn_reserv_cycles'.
51 (initiate_states): Don't increment `max_cycles_num'.
52 (transform_insn_regexps): Move code around transformation of
53 regexps from `generate'.
54 (generate): Remove call of `transform_insn_regexps'.
55 (expand_automata): Call `transform_insn_regexps' and
56 `check_unit_distributions_to_automata'. Check errors before
57 `generate'.
58
59 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
60 automaton `ultrasparc3_1'.
61
2443d4e1
NB		 622002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
63
64 * c-common.c (c_common_init): Set up CPP arithmetic.
65 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
66 something reasonable for the host.
67 (sanity_checks): Add checks.
68 (cpp_read_main_file): Call sanity_checks() from here...
69 (cpp_post_options): ... not here.
70 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
71 * cpplib.h (struct cpp_options): New member int_precision.
72
791a949f
FS		 732002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
74
75 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
76
091fb516
DM		 772002-05-04 David S. Miller <davem@redhat.com>
78
f60ebeb7
DM		 79 * config/sparc/linux.h, config/sparc/linux64.h
80 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
81
214c6394
DM		 82 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
83 more RTX codes.
84 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
85
091fb516
DM		 86 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
87 of SETs.
88
f2fdc802
TJ		 892002-05-05 Tim Josling <tej@melbpc.org.au>
90
91 * treelang; New directory for new sample language treelang.
92
3d90d290
NB		 932002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
94
95 * Makefile.in (c-lex.o): Update.
96 * c-lex.c: Include target.h.
97 (cb_register_builtins): New.
98 (init_c_lex): Set builtins callback.
99 * c-lex.h (cpp_define, cpp_assert): New prototypes.
100 * cppinit.c (init_builtins): Use callback, including for
101 GXX_WEAK.
102 * cpplib.h (struct cpp_callbacks): New member.
103 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
104 (TARGET_INITIALIZER): Update.
105 * target.h (struct gcc_target): New hook.
106 * tree.c (default_register_cpp_builtins): New.
107 * tree.h (default_register_cpp_builtins): New.
108doc:
109 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
110
625458d0
NB		 1112002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
112
113 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
114 (cpp_post_options): Move sanity checks to...
115 (sanity_checks): New.
116 * cpplex.c (maybe_read_ucs): Fix prototype.
117 (parse_string, cpp_parse_escape): Cast for %c format specifier.
118 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
119 if necessary.
120
916b60b7
BS		 1212002-05-04 Bernd Schmidt <bernds@redhat.com>
122
123 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
124 builtins. Use V2DI patterns instead of TI for logical operations.
125 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
126 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
127 (ix86_expand_builtins): Change the pattern used for movntdq.
128 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
129 sse2_nandv2di3): New patterns.
130 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
131 on operands.
132 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
133 (cvtdq2pd): Correct mode on operand 1.
134 (sse2_umulsidi3): Describe without unspec.
135 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
136 machine modes.
137 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
138 (ashlv2di3): Likewise, from sse2_ashlv2di3.
139 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
140 ashlv4si3, ashlv2di3): Use SImode for shift count.
141 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
142 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
143 New patterns.
144 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
145 New typedefs.
146 (__m128i, __m128d): New macros.
147 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
148 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
149 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
150 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
151 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
152 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
153 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
154 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
155 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
156 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
157 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
158 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
159 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
160 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
161 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
162 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
163 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
164 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
165 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
166 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
167 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
168 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
169 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
170 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
171 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
172 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
173 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
174 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
175 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
176 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
177 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
178 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
179 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
180 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
181 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
182 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
183 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
184 functions.
185 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
186 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
187
c26fbbca
KH		 1882002-05-04 Kazu Hirata <kazu@cs.umass.edu>
189
190 * dwarf2out.c: Fix formatting.
191 * varasm.c: Likewise.
192
0387639b
DE		 1932002-05-04 David Edelsohn <edelsohn@gnu.org>
194
195 PR c/6543
196 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
197 clobber and use result as temporary value.
198
8a28dbcc
JH		 199Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
200
201 * expr.c (force_operand): Use expand_simple_* to handle more
202 cases.
203
4268e8bb
NB		 2042002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
205
206 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
207 and sign-extension.
208 (lex_charconst): Update for change in prototype of
209 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
210 appropriately.
211 * cpphash.h (BITS_PER_CPPCHAR_T): New.
212 * cppinit.c (cpp_create_reader): Initialize them for no
213 change in semantics.
214 (cpp_post_options): Add sanity checks.
215 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
216 and truncation issues. Calculate in type cppchar_t.
217 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
218 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
219 run-time dependent precision correctly. Return whether the
220 result is signed or not.
221 * cpplib.c (dequote_string): Use cppchar_t; update.
222 * cpplib.h (cppchar_signed_t): New.
223 struct cpp_options): New precision members.
224 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
ae1a07e0 225 * cppexp.c (eval_token): Update.
4268e8bb 226
af54350e
DM		 2272002-05-03 David S. Miller <davem@redhat.com>
228
2ce04b6b
DM		 229 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
230 * config/sparc/sparc.c (sparc_rtx_costs): New function
231 implementing RTX_COSTS and CONST_COSTS.
232 * config/sparc/sparc.h (CONST_COSTS): Delete.
233 (RTX_COSTS_CASES): Define.
234 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
235 the work.
236
a1d9bd0c
DM		 237 * config/sparc/sparc.md (DFA schedulers): Split out...
238 * config/sparc/cypress.md, config/sparc/hypersparc.md,
239 config/sparc/sparclet.md, config/sparc/supersparc.md,
240 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
241
e87bb82e
DM		 242 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
243 checks on it, always defined for Sparc.
244
af54350e
DM		 245 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
246 Tweak, and add more detailed comments.
247
935bfb44
ZW		 2482002-05-03 Zack Weinberg <zack@codesourcery.com>
249
250 * Re-apply patch accidentally reverted with
251 DFA scheduler merge: remove all rules and variables to slurp
252 source files out of libiberty and rebuild them with HOST_CC.
253 ($(HOST_PREFIX_1)varray.o): New rule.
254 (genattrtab rule): Word wrap.
255
fa7a0712
JT		 2562002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
257
258 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
259 (CPP_SUBTARGET_SPEC): Define.
260 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
261 cpp_subtarget specs.
262 (CPP_SPEC): Redefine to include %(cpp_subtarget).
263
14c93978
DM		 2642002-05-03 David S. Miller <davem@redhat.com>
265
266 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
267 * target.h (struct gcc_target): Delete cycle_display member.
268
14d118d6
DM		 269 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
270 (rtx_needs_barrier): Delete reference to cycle_display unspec.
271 (ia64_sched_reorder2): Mention need for cycle display handling
272 once such notes exist.
935bfb44 273
b3ae1ccd
RH		 2742002-05-03 Richard Henderson <rth@redhat.com>
275
276 * real.c (etoasc): Strip most trailing zeros for clarity.
277 * sched-vis.c: Include real.h.
278 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
279 * Makefile.in (sched-vis.o): Add real.h.
280
8f39865a
DM		 2812002-05-03 David S. Miller <davem@redhat.com>
282
283 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
284 no longer needed.
285
b44140e7
AH		 2862002-05-03 Aldy Hernandez <aldyh@redhat.com>
287
935bfb44
ZW		 288 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
289 when we get an out of range literal.
290 (altivec_expand_ternop_builtin): Same.
291 (altivec_expand_unop_builtin): Same.
292 (altivec_expand_builtin): Same, for dss.
293 (altivec_expand_builtin): Use trees instead of rtl when
294 determining literal argument validity.
b44140e7 295
aaaed752
DM		 2962002-05-03 David S. Miller <davem@redhat.com>
297
298 Delete cycle display scheduling hook.
299 * config/ia64/ia64.c (ia64_cycle_display,
300 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
301 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
302 and use emit_insn_before instead of ia64_emit_insn_before.
303 * config/ia64/ia64.md (unspec usage): Delete cycle display.
304 (cycle_display): Delete insn pattern.
305 * config/sparc/sparc.md (unspec usage): Delete cycle display.
306 (cycle_display): Delete insn pattern.
307 * config/sparc/sparc.c (sparc_cycle_display,
308 TARGET_SCHED_CYCLE_DISPLAY): Delete.
309 * doc/md.texi (cycle_display): Don't mention.
310 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
935bfb44 311
b37c2614
RH		 3122002-05-03 Richard Henderson <rth@redhat.com>
313
314 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
315 * recog.h: Declare them.
316
317 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
318 * config/sparc/sparc.md: Use store_data_bypass_p instead.
319 * config/sparc/sparc-protos.h: Update.
935bfb44 320
e1c1132e
JT		 3212002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
322
323 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
324 -D__arch64__. Add -D_LP64.
325 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
326 from sparc.h.
327 (CPP_ARCH64_SPEC): Likewise.
328 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
329 (NO_BUILTIN_SIZE_TYPE): Undef.
330
0b2fb0d7
VM		 3312002-05-03 Vladimir Makarov <vmakarov@redhat.com>
332
333 * genautomata.c (min_issue_delay_pass_states): Change return type
334 in the prototype.
335 (min_issue_delay_pass_states): Change the algorithm.
336 (min_issue_delay): Set up min_insn_issue_delay for the state.
337 (output_min_issue_delay_table): Interchange the nested loops and
338 and initiate min_insn_issue_delay for states.
935bfb44 339
3d4ce12a
JH		 340Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
341
342 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
343 jump is simplejump.
344
345Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
37ad04a5
JH		 346
347 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
348 sequence.
349
b5482208
RH		 3502002-05-03 Richard Henderson <rth@redhat.com>
351
352 PR opt/6534
353 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
354 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
355 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
356 code before JUMP, not EARLIEST.
357
5a3085c5
JM		 3582002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
359
360 * c-format.c (check_format_info_main): Don't check for presence of
361 parameter for * width until after operand number has been read,
362 and only check for it if format parameters are available.
363 Fixes PR c/6547.
364
40039424
JT		 3652002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
366
367 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
368 (LINK_SPEC): Undef before defining.
369
8157303b
JJ		 3702002-05-03 Jakub Jelinek <jakub@redhat.com>
371
372 PR preprocessor/6489
373 * tradcpp.c (fixup_newlines): New.
374 (main, finclude): Use it.
375
66319f5c
RS		 3762002-05-03 Richard Sandiford <rsandifo@redhat.com>
377
378 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
379 * config/mips/mips.c (mips_unique_section): Strip encoding from
380 decl name.
381
ce8076ad
JJ		 3822002-05-03 Jakub Jelinek <jakub@redhat.com>
383
384 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
385 mode.
386
975c6e4e
RO		 3872002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
388
389 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
390 (Specific): Removed buildstats references.
391 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
392 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
393 Accomodate Solaris versions beyond 8.
394 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
395 (Specific, *-*-solaris2.8): Removed, obsolete.
396
d70e94ec
JJ		 3972002-05-03 Jakub Jelinek <jakub@redhat.com>
398
399 PR target/6542
400 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
401 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
402 fill leaf_reg_remap with identity.
403 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
404
6b148bd9
KH		 4052002-05-03 Kazu Hirata <kazu@cs.umass.edu>
406
407 * config/h8300/crti.asm: Remove trailing spaces.
408 * config/h8300/h8300.c: Likewise.
409 * config/h8300/lib1funcs.asm: Likewise.
410
609688f3
JM		 4112002-05-02 Jason Merrill <jason@redhat.com>
412
413 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
414 * c-decl.c (c_init_decl_processing): Use it.
415 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
416 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
417 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
418
3b03c671
KH		 4192002-05-03 Kazu Hirata <kazu@cs.umass.edu>
420
421 * regrename.c: Fix formatting.
422 * tree.c: Likewise.
423
3b4961bd
JH		 424Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
425
426 * i386.md (attribute memory): Handle compares properly.
427
19cba4a0
JH		 428Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
429
3b4961bd 430 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
19cba4a0
JH		 431 to none.
432
797a6ac1
KH		 4332002-05-02 Kazu Hirata <kazu@cs.umass.edu>
434
435 * function.c: Fix formatting.
436
6d0de005
JH		 4372002-05-02 Jan Hubicka <jh@suse.cz>
438
439 * haifa-sched.c (schedule_insn): Print table of instructions and
440 reservations.
441 (sched_block): Do not print ready list at verbosity level 1.
442 * sched-vis.c (print_insn): Make global.
443 * sched-ebb.c (ebb_print_insn): Rename from...
444 (print_insn): ... this one.
445 * sched-int.h (print_insn): Declare
446
0bfb9a69
RH		 4472002-05-02 Richard Henderson <rth@redhat.com>
448
449 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
450 emitted by cycle_display.
451
6b976d99
LR		 4522002-05-02 Loren J. Rittle <ljrittle@acm.org>
453
454 * doc/install.texi (*-*-freebsd*): Update to latest status.
455
0a295052
JJ		 4562002-05-02 Jakub Jelinek <jakub@redhat.com>
457
458 PR target/6540
459 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
460 * config/float-sparc.h: Assume 128-bit long double if
461 __LONG_DOUBLE_128__ is defined.
462
842d5d6c
VM		 4632002-05-02 Vladimir Makarov <vmakarov@redhat.com>
464
465 * genattrtab.c (write_function_unit_info): Add a dummy element
466 when num_units == 0.
467
3d7a6309
HB		 4682002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
469
470 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
471 TYPE_MODE (double_type_node) instead of DFmode.
472
1b6763cf
JH		 473Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
474
475 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
476 jumps post reload.
477 * toplev.c (rest_of_compilation): Revert Richard's patch.
478
b303008e
JDA		 4792001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
480
481 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
482
6ed7412a
CM		 4832002-05-02 Catherine Moore <clm@redhat.com>
484
485 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
486
e0a2f705
KH		 4872002-05-02 Kazu Hirata <kazu@hxi.com>
488
b32d6163 489 * combine.c: Fix comment typos.
e0a2f705
KH		 490 * expr.c: Likewise.
491 * genautomata.c: Likewise.
492 * stmt.c: Likewise.
493 * tree.h: Likewise.
494
38e23049
JM		 4952002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
496
497 * doc/install.texi: State GNAT version requirements.
498
40f4a97d
NC		 4992002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
500
501 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
502 of the frame pointer or arg pointer register which strict register
503 checking is not enabled.
504
0d6d6892
AH		 5052002-05-02 Aldy Hernandez <aldyh@redhat.com>
506
b5482208 507 * gcc.dg/altivec-8.c: New.
0d6d6892 508
b5482208
RH		 509 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
510 PRE_INC and PRE_DEC for altivec modes.
0d6d6892 511
abaa8559
BK		 5122002-05-01 Bruce Korb <bkorb@gnu.org>
513
514 * fixinc/check.tpl(set-writable): make sure the function exists first
515 * fixinc/inclhack.def(alpha_assert): fix test_text
516 * fixinc/tests/base/assert.h: add in missing result
517
ecab2143
JL		 5182002-05-01 Jeff Law <law@redhat.com>
519
520 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
521 'T' constraint.
522
ea619b46
JB		 5232002-05-01 Joel Brobecker <brobecker@gnat.com>
524
525 * dbxout.c (dbxout_type): Emit size information for range types,
526 as well, but only when using GDB extensions.
527
c72931a6
RH		 5282002-05-01 Richard Henderson <rth@redhat.com>
529
530 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
531 target-independent gnu binutils date test.
532
2150ad33
RH		 5332002-05-01 Richard Henderson <rth@redhat.com>
534
535 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
536 info before expunging the block.
537
1651cc96
JJ		 5382002-05-01 Jakub Jelinek <jakub@redhat.com>
539
540 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
541 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
542 -M -or -MM is in effect.
543
8998d5bf
ZW		 5442002-05-01 Zack Weinberg <zack@codesourcery.com>
545
546 * config.gcc: Correct test of --enable-obsolete. Obsolete all
547 A29k configurations.
548 * doc/install.texi: Update to match.
549
a81eed10
FS		 5502002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
551
552 PR bootstrap/6514
553 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
554 for duplicates. Always loop over whole list.
555
8d53318f
RK		 556Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
557
558 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
559
4109b118
JS		 5602002-05-01 Joel Sherrill <joel@OARcorp.com>
561
562 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
563 support routines.
564
c4a9c570
JS		 5652002-05-01 Joel Sherrill <joel@OARcorp.com>
566
567 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
568
ea112fc4
DE		 5692002-05-01 David Edelsohn <edelsohn@gnu.org>
570
571 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
572 (nabs_nopower): Same.
573 (floatdisf2): New pattern.
574 (absdi2): Convert to define_insn_and_split.
575 (nabsdi2): Same.
576 (trunctfsf2): Same.
577 (floatditf2): Same.
578 (floatsitf2): Same.
579 (fix_trunctfdi2): Same.
580 (fix_trunctfsi2): Same.
581
dda78254
JM		 5822002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
583
584 * doc/install.texi: Update Texinfo version requirement
585 documentation.
586
26aeede4
JJ		 5872002-05-01 Jakub Jelinek <jakub@redhat.com>
588
589 PR target/6512, PR target/5628
590 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
591 when memory is not aligned.
592 (movdf_insn_v9only_vis): Likewise.
593 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
594 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
595 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
596
9b7bc465
AH		 5972002-05-01 Aldy Hernandez <aldyh@redhat.com>
598
8998d5bf 599 * gcc.dg/altivec-7.c: New.
9b7bc465 600
8998d5bf 601 * config/rs6000/altivec.h: Cleanup.
9b7bc465 602
08b57fb3
AH		 6032002-04-30 Aldy Hernandez <aldyh@redhat.com>
604
8998d5bf
ZW		 605 * doc/invoke.texi (Option Summary): Add -mvrsave=.
606 (RS/6000 and PowerPC Options): Document -mvrsave=.
08b57fb3 607
8998d5bf
ZW		 608 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
609 (rs6000_altivec_vrsave_string): Same.
610 (rs6000_override_options): Call rs6000_parse_vrsave_option.
611 (rs6000_parse_vrsave_option): New.
612 (rs6000_stack_info): Only generate vrsave instructions when
613 TARGET_ALTIVEC_VRSAVE.
08b57fb3 614
8998d5bf
ZW		 615 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
616 (rs6000_altivec_vrsave_string): Define extern.
617 (rs6000_altivec_vrsave): Same.
618 (TARGET_ALTIVEC_VRSAVE): New.
08b57fb3 619
8e8c38cd
RH		 6202002-04-30 Richard Henderson <rth@redhat.com>
621
622 PR opt/6516
623 * toplev.c (rest_of_compilation): Don't run cross-jump before
624 bb-reorder.
625
4be9e9cb
TR		 6262002-04-30 Tom Rix <trix@redhat.com>
627
8998d5bf 628 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
4be9e9cb
TR		 629 check which_alternative.
630
1eeeb6a4
KH		 6312002-04-30 Kazu Hirata <kazu@hxi.com>
632
633 * cpplex.c: Fix comment formatting.
634 * function.c: Likewise.
635 * integrate.c: Likewise.
636 * regrename.c: Likewise.
637 * sibcall.c: Likewise.
638 * simplify-rtx.c: Likewise.
639 * tree-inline.c: Likewise.
640
ed9d6ff9
JDA		 6412002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
642
643 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
644 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
645 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
646 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
647 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
648 * pa/x-ada: New file. Define ADA_CFLAGS.
649
1f2641b6
HPN		 6502002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
651
652 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
653 from MMIX_LAST_REGISTER_FILE_REGNUM.
654 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
655 (struct machine_function): New member highest_saved_stack_register
656 previously static variable in mmix.c.
657 (MACHINE_DEPENDENT_REORG): Define.
658 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
659 (MMIX_OUTPUT_REGNO): New.
660 (mmix_target_asm_function_prologue): Move calculation of last used
661 saved-stack-register into...
662 (mmix_machine_dependent_reorg): New function. Update to also handle
663 !TARGET_ABI_GNU.
664 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
665 register names, simplify somewhat by new variable regno.
666 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
667 register.
668 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
669 emitting register names.
670 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
671 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
672 Remove fixed FIXME.
673 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
674 Declare.
675
676 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
677
73985940
RH		 6782002-04-30 Richard Henderson <rth@redhat.com>
679
680 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
681 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
682 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
683 emit_tfmode_cvt): New.
684 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
685 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
686 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
687 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
688 * config/sparc/sparc-protos.h: Update.
689
2b46bc67
JJ		 6902002-04-30 Janis Johnson <janis187@us.ibm.com>
691
692 * install.texi (Final install): Add to the list of info to include
693 in a report of a successful bootstrap, and add link to 3.1 list.
694
3d34cd91
JH		 695Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
696
697 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
698 (mode): Add vector modes
699 (i387): Kill attribute.
700 (unit): New attribute.
701 (length_immediate): Grok new types.
702 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
703 (modrm): Use "unit".
704 (memory): Handle MMX/SSE properly.
705 (scheduling descriptions): Kill uses of fop1.
706 (sse, mmx, fp patterns): Set type and mode properly.
707
3193c415
JL		 708Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
709
30482eb0
JL		 710 * pa.c (override_options): Default to PA8000 scheduling.
711 * doc/invoke.texi (HP-PA options): Mention newly added 7300
712 scheduling parameter.
713
3193c415
JL		 714 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
715 handling of double precision multiplies.
716
717 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
718 fpdiv and fpsqrt instructions.
719 (7200 & 7300 scheduling): Fix typo in handling of
720 store-load and store-store penalties.
721
c0a34cb7
GP		 7222002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
723
724 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
725 mips. Add two missing commas.
726
8bce0628
PC		 7272002-04-30 Paolo Carlini <pcarlini@unitus.it>
728
729 * doc/contrib.texi (Contributors): Update Paolo Carlini's
730 and Benjamin Kosnik's entries.
731
84643cbf
DM		 7322002-04-29 David S. Miller <davem@redhat.com>
733
734 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
735 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
736 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
737 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
738
da6886f6
FS		 7392002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
740
741 * combine.c (find_split_point): Use gen_int_mode.
742
fae15c93
VM		 7432002-04-29 Vladimir Makarov <vmakarov@redhat.com>
744
745 Merging code from dfa-branch:
8998d5bf 746
fae15c93
VM		 747 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
748
749 * genautomata.c (output_reserv_sets): Fix typo.
750
751 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
752
753 * genautomata.c (output_reserv_sets): Remove
754 next_cycle_output_flag.
755
756 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
757
8998d5bf
ZW		 758 * sched-rgn.c (init_ready_list): Make the DFA code handle
759 USE/CLOBBER insns in the same way as the traditional
760 scheduler.
761 (new_ready): Similarly..
fae15c93
VM		 762
763 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
764
765 * haifa-sched.c (schedule_block): Change the DFA state only after
766 issuing insn.
767
768 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
769
770 * pa.c (hppa_use_dfa_pipeline_interface): New function.
771 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
772 (override_options): Add PA7300 scheduling support.
773 (pa_adjust_cost): Update various comments. Properly
774 handle anti and output dependencies when using the
775 DFA scheduler.
776 (pa_issue_rate): Add PA7300 scheduling support.
777 (pa_can_combine_p): Call extract_insn before calling
778 constrain_operands (taken from mainline tree).
779 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
780 * pa.md (cpu attr): Add 7300. Rewrite pipeline
781 descriptions using DFA descriptions. Add PA7300
782 scheduling support.
783
784 2002-03-30 David S. Miller <davem@redhat.com>
785
786 Add UltraSPARC-III DFA scheduling support.
787 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
788 Update FP conditional move on register insn patterns to use it, as
789 appropriate.
790 (define_attr cpu): Add ultrasparc3.
791 (define_attr us3load_type): New, update integer load patterns to
792 set it, as appropriate.
793 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
794 (rest): Add UltraSPARC3 scheduling description.
795 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
796 (PROCESSOR_ULTRASPARC3): New.
797 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
798 ({ASM,CPP}_CPU_SPEC): Likewise.
799 (REGISTER_MOVE_COST): Likewise.
800 (RTX_COSTS): Likewise.
801 * config/sparc/sparc.c (sparc_override_options,
802 sparc_initialize_trampoline, sparc64_initialize_trampoline,
803 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
804 sparc_issue_rate): Likewise.
805 * config/sparc/sol2.h: Likewise.
806 * config/sparc/sol2-sld-64.h: Likewise.
807 * config/sparc/linux64.h: Likewise.
8998d5bf 808
fae15c93
VM		 809 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
810
811 * doc/md.texi: Add comments about usage the latency time for the
812 different dependencies and about case when two or more conditions
813 in different define_insn_reservations returns TRUE for an insn.
814
815 * doc/md.texi: Add reference for automaton based pipeline
816 description.
8998d5bf 817
fae15c93
VM		 818 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
819
820 * doc/passes.texi: Add missed information about genattrtab.
821
822 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
823
824 * genautomata.c (output_automata_list_transition_code): Check
825 automata_list on NULL.
826
827 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
828
829 * genautomata.c (output_insn_code_cases,
830 output_automata_list_min_issue_delay_code,
831 output_automata_list_transition_code,
832 output_automata_list_state_alts_code): Comment the functions.
833
834 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
835
836 * genautomata.c (automata_list_el_t): New typedef.
837 (get_free_automata_list_el,free_automata_list_el,
838 free_automata_list, automata_list_hash, automata_list_eq_p,
839 initiate_automata_lists, automata_list_start, automata_list_add,
840 automata_list_finish, finish_automata_lists,
841 output_insn_code_cases, output_automata_list_min_issue_delay_code,
842 output_automata_list_transition_code,
843 output_automata_list_state_alts_code, add_automaton_state,
844 form_important_insn_automata_lists): New functions and prototypes.
845 (insn_reserv_decl): Add members important_automata_list and
846 processed_p.
847 (ainsn): Add members important_p.
848 (automata_list_el): New structure.
849 (first_free_automata_list_el, current_automata_list,
850 automata_list_table): New global variables.
851 (create_ainsns): Initiate member important_p.
852 (output_internal_min_issue_delay_func): Generate the switch and
853 call output_insn_code_cases.
854 (output_internal_trans_func, output_internal_state_alts_func):
855 Ditto.
856 (generate): Call initiate_automata_lists.
857 (automaton_states): New global variable.
858 (expand_automata): Call form_important_insn_automata_lists.
859 (write_automata): Call finish_automata_lists.
8998d5bf 860
fae15c93
VM		 861 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
862
863 * genautomata.c (add_excls, add_presence_absence): Check that
8998d5bf 864 cpu units in the sets belong the same automaton.
fae15c93
VM		 865
866 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
867 about that cpu units in the sets belong the same automaton.
868
869 * doc/md.texi: Ditto.
8998d5bf 870
2799d721
VM		 871 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
872 Nitin Gupta <niting@noida.hcltech.com>
8998d5bf 873
fae15c93
VM		 874 * config/sh/sh.c (sh_use_dfa_interface): New function.
875
876 (sh_issue_rate): New Function.
877 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
878 TARGET_SCHED_ISSUE_RATE: define.
879
880 * config/sh/sh.md: Add DFA based pipeline description for SH4.
881
8998d5bf
ZW		 882 (define_attr insn_class): New attribute used for DFA
883 scheduling.
fae15c93
VM		 884 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
885 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
886 cmpeqdi_t): Likewise.
887
888 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
8998d5bf 889 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
fae15c93
VM		 890 ex_group.
891 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
8998d5bf 892
fae15c93
VM		 893 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
894
895 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
896 break.
897
898 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
899
900 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
901 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
902 necessary.
903 (output_dfa_start_func): Initiate new variable insn_codes_length,
904 (write_automata): Output definition of the new variable.
8998d5bf 905
fae15c93
VM		 906 2001-10-02 David S. Miller <davem@redhat.com>
907
908 * haifa-sched.c (advance_one_cycle): New function.
909 (schedule_block): Use it.
910 (queue_to_ready): Use it, and also make sure to advance the DFA
911 state on all stall cycles, not just those where insn_queue links
912 are found.
913
914 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
915
916 * haifa-sched.c (max_issue): Remove last_p argument. Only return
917 non-zero if the highest-priority instruction could be scheduled.
918 (choose_ready): Remove last argument from max_issue call.
919
920 2001-09-28 David S. Miller <davem@redhat.com>
921
922 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
923 ultrasparc and 3 for other multi-issue sparcs.
924
925 2001-09-27 David S. Miller <davem@redhat.com>
926
927 * config/sparc/sparc.md (cycle_display): New pattern.
928 * config/sparc/sparc.c (sparc_cycle_display): New.
929 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
930
931 2001-09-25 David S. Miller <davem@redhat.com>
932
933 Convert all of Sparc scheduling to DFA
934 * config/sparc/sparc.md: Kill all define_function_unit
935 directives and replace with DFA equivalent.
936 * config/sparc/sparc.c (ultrasparc_adjust_cost,
937 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
938 ultra_fpmode_conflict_exists, ultra_find_type,
939 ultra_build_types_avail, ultra_flush_pipeline,
940 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
941 ultrasparc_variable_issue, ultrasparc_sched_init,
942 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
943 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
944 ultra_cur_hist, ultra_cycles_elapsed): Kill.
945 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
946 ultrasparc_store_bypass_p): New.
947 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
948 Declare.
949
950 2001-09-24 David S. Miller <davem@redhat.com>
951
952 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
953 ready->vec[foo] not ready[foo].
954
955 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
956
957 * doc/md.texi: Correct examples for define_insn_reservations
958 `mult' and `div'.
959
960 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
961
962 * genautomata.c (create_automata): Print message about creation of
963 each automaton.
964 (generate): Remove printing meease about creation of
965 automata.
966
967 2001-09-05 David S. Miller <davem@redhat.com>
968
969 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
970 * config/sparc/linux64.h: Likewise.
971
972 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
973
974 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
975 schedule_block, sched_init, sched_finish): Add missed calls of
976 use_dfa_pipeline_interface.
977
978 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
979 Ditto.
980
981 * sched-vis.c (get_visual_tbl_length): Ditto.
8998d5bf 982
fae15c93
VM		 983 2001-08-27 Richard Henderson <rth@redhat.com>
984
985 * genattr.c (main): Emit state_t even when not doing scheduling.
986
987 2001-08-27 Richard Henderson <rth@redhat.com>
988
989 * genautomata.c (expand_automata): Always create a description.
990
991 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
992
8998d5bf 993 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
fae15c93
VM		 994 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
995 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
996 RTL constructions.
997
998 * genattr.c (main): New variable num_insn_reservations. Increase
999 it if there is DEFINE_INSN_RESERVATION. Output automaton based
1000 pipeline hazard recognizer interface.
1001
1002 * genattrtab.h: New file.
1003
1004 * genattrtab.c: Include genattrtab.h.
1005 (attr_printf, check_attr_test, make_internal_attr,
1006 make_numeric_value): Move protypes into genattrtab.h. Define them
1007 as external.
1008 (num_dfa_decls): New global variable.
1009 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
1010 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
1011 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
1012 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
1013
1014 * genautomata.c: New file.
1015
1016 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
1017
8998d5bf 1018 * sched-int.h: (curr_state): Add the external definition for
fae15c93
VM		 1019 automaton pipeline interface.
1020 (haifa_insn_data): Add comments for members blockage and units.
1021
1022 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1023 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1024 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1025 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1026 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1027 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1028 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
1029 macros.
1030 (TARGET_SCHED): Use the new macros.
1031
1032 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
1033 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
1034 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
1035 dfa_bubble): New members in gcc_target.sched.
1036
8998d5bf 1037 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
fae15c93
VM		 1038 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
1039 (insn_queue): Redefine it as pointer to array.
1040 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
1041 INSN_QUEUE_SIZE.
1042 (max_insn_queue_index_macro_value): New variable.
1043 (curr_state, dfa_state_size, ready_try): New varaibles for
1044 automaton interface.
1045 (ready_element, ready_remove, max_issue): New function prototypes
1046 for automaton interface.
1047 (choose_ready): New function prototype.
1048 (insn_unit, blockage_range): Add comments.
1049 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
1050 FUNCTION_UNITS_SIZE == 0.
1051 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
1052 actual_hazard, potential_hazard): Add comments.
1053 (insn_cost): Use cost -1 as undefined value. Remove
1054 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
1055 pipeline interface.
1056 (ready_element, ready_remove): New functions for automaton
1057 interface.
1058 (schedule_insn): Add new code for automaton pipeline interface.
1059 (queue_to_ready): Add new code for automaton pipeline interface.
1060 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
1061 (debug_ready_list): Print newline when the queue is empty.
1062 (max_issue): New function for automaton pipeline interface.
1063 (choose_ready): New function.
1064 (schedule_block): Add new code for automaton pipeline interface.
1065 Print ready list before scheduling each insn.
1066 (sched_init): Add new code for automaton pipeline interface.
1067 Initiate insn cost by -1.
1068 (sched_finish): Free the current automaton state and finalize
1069 automaton pipeline interface.
1070
1071 * sched-rgn.c: Include target.h.
1072 (init_ready_list, new_ready, debug_dependencies): Add new code for
1073 automaton pipeline interface.
1074
1075 * sched-vis.c: Include target.h.
1076 (get_visual_tbl_length): Add code for automaton interface.
1077 (target_units, print_block_visualization): Add comments.
1078
8998d5bf 1079 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
fae15c93
VM		 1080 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
1081 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
1082 (getruntime.o, genautomata.o): New entries.
1083 (genattrtab.o): Add new dependency file genattrtab.h.
1084 (genattrtab): Add new dependencies. Link it with `libm.a'.
1085 (getruntime.o, hashtab.o): New entries for canadian cross.
1086
1087 * doc/md.texi: Description of automaton based model.
1088
1089 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
1090 Add comments.
1091 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
1092 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
1093 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
1094 TARGET_SCHED_DFA_POST_CYCLE_INSN,
1095 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
1096 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
1097 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
1098 hook descriptions.
1099 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
1100 MAX_DFA_ISSUE_RATE): New macro descriptions.
1101
1102 * doc/contrib.texi: Add dfa based scheduler contribution.
1103
1104 * doc/gcc.texi: Add more information about genattrtab.
1105
a2ff290c
RK		 1106Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1107
1108 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
1109 adjust_address_nv call.
1110
f97903cc
JJ		 11112002-04-29 Janis Johnson <janis187@us.ibm.com>
1112
1113 * doc/install.texi (Testing): Provide additional information, and
1114 a stronger encouragement, for running the testsuites.
1115
f41a6bf1
DD		 11162002-04-29 DJ Delorie <dj@redhat.com>
1117
1118 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
1119 given in upper case.
1120
d8af0868
RO		 11212002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1122
1123 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
1124 Solaris 2 <widec.h> if missing.
1125 * fixinc/fixincl.x: Regenerate.
1126 * fixinc/tests/base/widec.h: New file.
1127
1034407f
NC		 11282002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
1129
1130 * toplev.c (f_options): Add "profile" switch so that
1131 -fno-profile can be used to disable -p.
1132
fbe5eb6d
BS		 11332002-04-29 Bernd Schmidt <bernds@redhat.com>
1134
1135 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
1136 UV2DImode.
1137 * tree.c (build_common_tree_nodes_2): Likewise.
1138 * tree.h (enum tree_index): Likewise.
1139 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
1140
1141 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
1142 entries.
1143 (init_mmx_sse_builtins): Initialize SSE2 builtins.
1144 (ix86_expand_builtin): Add support for SSE2 builtins.
1145 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
1146 (VALID_SSE_REG_MODE): Use it.
1147 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
1148 (enum ix86_builtins): Add SSE2 builtins.
1149 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
1150 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
1151 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
1152 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
1153 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
1154 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
1155 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
1156 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
1157 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
1158 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
1159 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
1160 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
1161 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
1162 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
1163 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
1164 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
1165 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
1166 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
1167 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
1168 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
1169 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
1170 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
1171 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
1172 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
1173 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
1174 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
1175 lfence_insn): New patterns.
1176 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
1177 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
1178
44aefada
JH		 1179Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
1180
1181 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
1182
d5482cdc
GP		 11832002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1184
1185 * doc/contrib.texi (Contributors): Add Paolo Carlini and
1186 Janis Johnson.
1187 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
1188 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
1189 and CPU instead of cpu.
1190
2c4b77f3
JH		 1191Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
1192
1193 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
1194 variables.
1195 (lang_independent_options): Add -fif-conversion, -fif-conversion2
1196 (rest_of_compilation): Do if conversion only when asked for.
1197 (parse_options_and_default_flags): Set new variables to 1 for -O1
1198 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
1199
3de72741
JH		 1200Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
1201
1202 * i386.c (dbx64_register_map): Fix typo.
1203
8aa18a7d
JH		 1204Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
1205
1206 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
1207 real_one_half, real_bb_freq_max): New static variables.
1208 (debug_profile_bbauxs): Kill.
1209 (process_note_predictions): Kill unused variable.
1210 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
1211 volatile double.
1212 (propagate_freq): Use REAL_ARITHMETICS.
1213 (estimate_bb_frequencies): Likevise; init new static variables.
1214 * Makefile.in (predict.o): Add dependency on real.h
1215
1bbad4c6
DM		 12162002-04-28 David S. Miller <davem@redhat.com>
1217
1218 PR target/6500
1219 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
1220 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
1221 several {reads,writes} instead.
1222 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
1223 Define.
1224
3ef3f384
DM		 12252002-04-27 David S. Miller <davem@redhat.com>
1226
1227 PR target/6494
1228 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
1229 of the stack bias.
1230
1231 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
1232 including signal.h and sys/ucontext.h, not needed.
1233
ec493bcb
HPN		 12342002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
1235
1236 * varasm.c (output_constant_def): Correct test for not calling
1237 ENCODE_SECTION_INFO for INTEGER_CST.
1238
60284a59
NB		 12392002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
1240
1241 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
1242 keep most cases as function eval_token.
1243 (eval_token): New function.
1244 (_cpp_parse_expr): Read token here for improved diagnostics.
1245 Don't use op_as_text. Detect bad ':' here.
1246 (reduce): Don't detect bad ':' here.
1247 (op_as_text): Remove.
1248 * cpphash.h (_cpp_test_assertion): Change prototype.
1249 * cpplib.c (_cpp_test_assertion): Change prototype.
1250
349a4b40
RH		 12512002-04-28 Richard Henderson <rth@redhat.com>
1252
1253 PR c/5154
8998d5bf 1254 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
349a4b40
RH		 1255 (ggc_mark_rtx_children): New.
1256
7a03f82f
JJ		 12572002-04-28 Jakub Jelinek <jakub@redhat.com>
1258
1259 PR target/6496
1260 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
1261 after call peepholes for UltraSPARC.
1262 (call + jump 64-bit peepholes): Remove.
1263
80103f96
FS		 12642002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1265
1266 PR c/6497
1267 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
1268 result as temporary value.
1269
06990986
JJ		 12702002-04-28 Jakub Jelinek <jakub@redhat.com>
1271
1272 PR c++/6396
1273 * toplev.c (rest_of_compilation): Only run regrename and copy
1274 propagation if optimizing.
1275
a20fd5ac
JJ		 12762002-04-28 Jakub Jelinek <jakub@redhat.com>
1277
1278 PR optimization/6475
1279 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
1280 register of REGNO_DECL (i).
1281 * Makefile.in (reload1.o): Add $(TREE_H).
1282
87ed109f
NB		 12832002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
1284
1285 * cppexp.c (lex): Update to use state.skip_eval.
1286 (struct op): Remove prio and flags members.
1287 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
1288 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
1289 (LEFT_ASSOC): New macro.
1290 (optab): New table of operator priorities and flags.
1291 (SHIFT): Update.
1292 (_cpp_parse_expr): Clean up logic. Return bool. Use a
1293 malloc-ed parser stack.
1294 (reduce): New; reduce the operator stack.
1295 (_cpp_expand_op_stack): Expand the operator stack as necessary.
1296 * cpphash.h (struct op): Predeclare.
1297 (struct cpp_reader): New members op_stack, op_limit.
1298 (struct lexer_state): New member skip_eval.
1299 (_cpp_parse_expr): Update.
1300 (_cpp_expand_op_stack): New.
1301 * cpplib.c (do_if): Update.
1302 * cppinit.c (cpp_create_reader): Create op stack.
1303 (cpp_destroy): And destroy it.
1304 * cpplib.h (CPP_LAST_CPP_OP): Correct.
1305 (TTYPE_TABLE): Correct.
1306
45806a3f
FS		 13072002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1308
1309 PR c/6343
1310 * c-decl.c (duplicate_decls): Call merge_weak.
1311 * c-pragma.c (apply_pragma_weak): Warn about misuse.
1312 * output.h (merge_weak): Prototype merge_weak.
1313 * varasm.c (merge_weak): New function.
1314 (declare_weak): Make sure we don't give an error on VAR_DECLs.
1315 Mark RTL with SYMBOL_REF_WEAK.
1316
a6227154
KG		 13172002-04-27 Kurt Garloff <garloff@suse.de>
1318
1319 * tree-inline.c (inlinable_function_p): Improve heuristics
1320 by using a smoother function to cut down allowable inlinable size.
1321 * param.def: Add parameters max-inline-insns-single,
1322 max-inline-slope, min-inline-insns that determine the exact
1323 shape of the above function.
1324 * param.h: Likewise.
1325
94a50397
RH		 13262002-04-26 Richard Henderson <rth@redhat.com>
1327
1328 * c-parse.in (malloced_yyss, malloced_yyvs): New.
1329 (yyoverflow): Re-add. Set them.
1330 (free_parser_stacks): New.
1331 * c-common.h: Declare it.
1332 * c-lex.c (c_common_parse_file): Call it.
1333
9c0a0632
RH		 13342002-04-26 Richard Henderson <rth@redhat.com>
1335
1336 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
1337 for fallthru search.
1338
b875d2ee
EC		 13392002-04-26 Eric Christopher <echristo@redhat.com>
1340
1341 PR optimization/3700
1342 * config/mips/mips.c (mips_issue_rate): Define. New function.
1343 (TARGET_SCHED_ISSUE_RATE): Use.
1344
1db828df
DM		 13452002-04-25 David S. Miller <davem@redhat.com>
1346
1347 PR target/6422
1348 * reorg.c (optimize_skip): Do not allow exception causing
1349 instructions to be considered for delay slots.
1350 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
1351 (relax_delay_slots): Do not try to consider exception causing
1352 instructions as redundant.
1353
ae5d234e
RH		 13542002-04-26 Richard Henderson <rth@redhat.com>
1355
1356 PR c/5225
1357 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
1358
7d793e9b
MM		 13592002-04-26 Mark Mitchell <mark@codesourcery.com>
1360
1361 PR bootstrap/6445
1362 * config/i386/i386.md (untyped_call): Return the value in a float
1363 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
1364 TARGET_80387.
1365
b13ab42c
AO		 13662002-04-26 Alexandre Oliva <aoliva@redhat.com>
1367
1368 * tree.c (tree_int_cst_lt): Compare constants whose types differ
1369 in unsigned-ness correctly.
1370
5e56f909
JDA		 13712002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
1372
1373 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
1374 portable runtime model.
1375
bde3c0c0
RH		 13762002-04-26 Richard Henderson <rth@redhat.com>
1377
a6227154 1378 * c-parse.in (yyoverflow): Revert.
bde3c0c0 1379
5276df18
DE		 13802002-04-26 David Edelsohn <edelsohn@gnu.org>
1381 Richard Henderson <rth@redhat.com>
1382
1383 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
1384 result as temporary value.
1385
b84a3874
RH		 13862002-04-26 Richard Henderson <rth@redhat.com>
1387
1388 PR c/3581
1389 * c-common.c (fix_string_type): Split out of ...
1390 (combine_strings): ... here. Take a varray, not a tree list.
1391 (c_expand_builtin_printf): Use fix_string_type.
1392 * c-common.h: Update decls.
1393 * c-parse.in (string): Remove. Update all uses to use STRING
1394 instead, and not call combine_strings.
1395 (yylexstring): New.
1396 (_yylex): Use it.
1397 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
1398 (build_asm_stmt): Likewise.
1399 * objc/objc-act.c (my_build_string): Use fix_string_type.
1400 (build_objc_string_object): Build varray for combine_strings.
1401
d8ae8cd4
BT		 14022002-04-26 Bo Thorsen <bo@suse.co.uk>
1403
1404 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
1405 x86-64.
1406
f8b954fc
NB		 14072002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
1408
1409 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
1410 (HAVE_NO_R_OPERAND): Remove.
1411 (HAVE_VALUE): Remove.
1412 (op_to_prio): Update.
1413 (UNARY): Don't alter flags.
1414 (_cpp_parse_expr): want_value used to indicate whether
1415 a number or unary operator is expected next. Distinguish
1416 unary and binary +/-.
1417 (op_as_text): Update for unary operators.
1418
6052bef0
RH		 14192002-04-25 Richard Henderson <rth@redhat.com>
1420
1421 PR c/2161
1422 * c-parse.in (yyoverflow): New.
1423
5c5b2283
RH		 14242002-04-25 Richard Henderson <rth@redhat.com>
1425
1426 PR c/2098
1427 * c-common.c (shorten_compare): Simplfy conditions leading to
1428 the generation of a warning.
1429
28ce94d4
RH		 14302002-04-25 Richard Henderson <rth@redhat.com>
1431
1432 PR c/2035
1433 * expmed.c (extract_bit_field): Fall through to generic code rather
1434 than aborting on subreg special case.
1435
6bfd0c63
DM		 14362002-04-25 David S. Miller <davem@redhat.com>
1437
1438 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
1439 for DECL being NULL.
1440
7a430e3b
SC		 14412002-04-25 Steve Christiansen <smc@us.ibm.com>
1442
1443 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
1444
45c42d7d
EB		 14452002-04-25 Eric Botcazou <ebotcazou@multimania.com>
1446
1447 * c-decl.c (grokdeclarator): Remove outdated ??? note
1448 on invalid declaration of flexible array members.
1449
eb7715a4
RH		 14502002-04-25 Richard Henderson <rth@redhat.com>
1451
1452 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
1453
cf5ee720
UW		 14542002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
1455
1456 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
1457 needed by the compiler, even if they are used as global regs.
1458
d604bca3
MH		 14592002-04-25 Matt Hiller <hiller@redhat.com>
1460
1461 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
1462 functions.
1463 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
1464 of the corresponding functions.
1465 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
1466 New prototypes.
b875d2ee 1467
d604bca3
MH		 14682002-04-25 Matt Hiller <hiller@redhat.com>
1469
1470 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
1471
1472 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
1473 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
1474 registers, adjust comment accordingly.
1475 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1476 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
1477 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
1478 for coprocessor registers.
1479 (ADDITIONAL_REGISTER_NAMES): Include
1480 ALL_COP_ADDITIONAL_REGISTER_NAMES.
b875d2ee 1481
d604bca3
MH		 1482 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
1483 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
1484 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
1485 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
1486 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
1487
1488 (mips_char_to_class): Adjust comment to include coprocessor
1489 constraint letters.
1490
1491 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
1492 New functions.
1493 (mips_reg_names, mips_regno_to_class): Include coprocessor
1494 information.
1495 (mips_sw_reg_names): Ditto, make non-static.
1496 (mips_move_1word): Handle moves to and from coprocessor registers.
1497 (mips_move_2words): Handle moves to and from coprocessor
1498 registers.
1499 (mips_class_max_nregs, mips_register_move_cost): Handle
1500 coprocessor register classes.
1501 (override_options): Initialize mips_char_to_class and
1502 mips_hard_regno_mode_ok properly for coprocessor registers.
1503
1504 * config/mips/mips.md (movdi_internal, movdi_internal2,
1505 movsi_internal1, movsi_internal2): Add constraint-sets for
1506 coprocessor registers.
1507 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
1508 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
1509 isn't mips.
1510 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
1511 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
1512 isn't mips.
1513 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
1514 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
1515 isn't mips.
1516 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
1517 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
1518 isn't mips.
b875d2ee 1519
d604bca3
MH		 1520 * doc/tm.texi: Document feature.
1521
b9a26d09
NB		 15222002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1523
1524 * integrate.c (function_attribute_inlinable_p): Simplify.
1525 Check the table pointer is not NULL.
1526
ab5973b7
SB		 15272002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
1528
1529 * doc/c-tree.texi: Fix typo in introduction.
1530
ff45c01e
NB		 15312002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1532
1533 * c-common.h (c_common_parse_file): Update.
1534 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1535 * c-lex.c (YYDEBUG): Get from c-lex.h.
1536 (c_common_parse_file): Update.
1537 * c-lex.h (YYDEBUG, yydebug): New.
1538 * c-parse.in (YYDEBUG): Get from c-lex.h.
1539 (c_set_yydebug): Remove.
1540 * c-tree.h (c_set_yydebug): Remove.
1541 * langhooks-def.h (lhd_do_nothing_i): New.
1542 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
1543 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
1544 * langhooks.c (lhd_do_nothing_i): New.
1545 (lhd_set_yydebug): Remove.
1546 * langhooks.h (struct lang_hooks): Update.
1547 * toplev.c (set_yydebug): New.
1548 (compile_file): Update call to parse_file hook.
1549 (decode_d_option): Update.
1550objc:
1551 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1552
fcae219a
R		 1553Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
1554
1555 * loop.c (load_mems): Don't change the interface of called functions.
1556
1557 * calls.c (expand_call): Take current_function_pretend_args_size
1558 into account when setting argblock for sibcalls.
1559
d0fea45a
MH		 15602002-04-24 Matt Hiller <hiller@redhat.com>
1561
1562 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
1563 * c-lex.c: Ditto.
1564
1565 * cpplex.c (skip_line_comment): Process comment one multibyte
1566 character at a time rather than one char at a time, if
1567 appropriate.
1568 (parse_string): Process string one multibyte character at a time
1569 rather than one char at a time, if appropriate.
1570 * c-lex.c (lex_string): Lex and copy multibyte strings
1571 appropriately.
1572 * cpplib.h (cppchar_t): Change to unsigned.
1573
2d1b5436
RH		 15742002-04-24 Richard Henderson <rth@redhat.com>
1575
1576 PR c/3467
1577 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
1578 for c99.
1579
5e039e6b
R		 1580Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
1581
1582 * sh.c (sh_va_arg): If argument was passed by reference,
1583 dereference the pointer.
309d8365
R		 1584
1585 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
51214775
R		 1586
1587 * sh.md (divsi3_i4_media): Use match_operand for input values
1588 rather than hard registers.
1589 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
1590 unnecessarily through hard registers. Keep copies of pseudo
1591 registers outside of the libcall sequence.
1592
1593 * sh.md (casesi_shift_media): Add modes.
b700634a
R		 1594
1595 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
1596 values in memory.
1597
349ae713
NB		 15982002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
1599
1600 * attribs.c (c_common_attribute_table): Move table and handlers
1601 to c-common.c.
1602 (format_attribute_table, lang_attribute_table,
1603 lang_attribute_common): Remove.
1604 (init_attributes): Replace NULL pointers with pointers to the
1605 empty table.
1606 (handle_packed_attribute, handle_nocommon_attribute,
1607 handle_common_attribute, handle_noreturn_attribute,
1608 handle_noinline_attribute, handle_always_inline_attribute,
1609 handle_used_attribute, handle_unused_attribute,
1610 handle_const_attribute, handle_transparent_union_attribute,
1611 handle_constructor_attribute, handle_destructor_attribute,
1612 handle_mode_attribute, handle_section_attribute,
1613 handle_aligned_attribute, handle_weak_attribute,
1614 handle_alias_attribute, handle_visibility_attribute,
1615 handle_no_instrument_function_attribute, handle_malloc_attribute,
1616 handle_no_limit_stack_attribute, handle_pure_attribute,
1617 handle_deprecated_attribute, handle_vector_size_attribute,
1618 vector_size_helper): Move to c-common.c.
1619 * c-common.c (c_common_attribute_table,
1620 handle_packed_attribute, handle_nocommon_attribute,
1621 handle_common_attribute, handle_noreturn_attribute,
1622 handle_noinline_attribute, handle_always_inline_attribute,
1623 handle_used_attribute, handle_unused_attribute,
1624 handle_const_attribute, handle_transparent_union_attribute,
1625 handle_constructor_attribute, handle_destructor_attribute,
1626 handle_mode_attribute, handle_section_attribute,
1627 handle_aligned_attribute, handle_weak_attribute,
1628 handle_alias_attribute, handle_visibility_attribute,
1629 handle_no_instrument_function_attribute, handle_malloc_attribute,
1630 handle_no_limit_stack_attribute, handle_pure_attribute,
1631 handle_deprecated_attribute, handle_vector_size_attribute,
1632 vector_size_helper): Move from attribs.c.
1633 * c-common.h (c_common_attribute_table,
1634 c_common_format_attribute_table): New.
1635 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1636 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1637 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
1638 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
1639 (LANG_HOOKS_INITIALIZER): Update.
1640 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
1641 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
1642 * target.h: Update comment.
1643 * tree.c (default_target_attribute_table): Remove.
1644 * tree.h (default_target_attribute_table, format_attribute_table,
1645 lang_attribute_table, lang_attribute_common): Remove.
1646objc:
1647 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1648 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1649
84f0ace0
JM		 16502002-04-24 Jason Merrill <jason@redhat.com>
1651
1652 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
1653 * dwarf2out.c (dwarf_attr_name): Support it.
1654 (gen_array_type_die): Emit it.
1655 (lookup_type_die): No special handling for VECTOR_TYPE.
1656 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
1657
120eaf28
RH		 16582002-04-24 Richard Henderson <rth@redhat.com>
1659
1660 * config/mips/mips.md (movdi_usd): Renumber.
1661
e732178c
DM		 16622002-04-24 David S. Miller <davem@redhat.com>
1663
1664 PR target/6420
1665 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
1666 32-bit Sparc and current_function_returns_struct is true.
1667
e879eb2f
JH		 1668Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1669
1670 * loop.c (canonicalize_condition): Use gen_int_mode.
1671
4287a893
AH		 16722002-04-24 Aldy Hernandez <aldyh@redhat.com>
1673
1674 * config/rs6000/altivec.h: Cleanup file. Add non individual
1675 variants.
1676 (vec_vaddubm): New.
1677 (vec_vadduhm): New.
1678 (vec_vadduwm): New.
1679 (vec_vaddfp): New.
1680 (vec_vaddcuw): New.
1681 (vec_vaddubs): New.
1682 (vec_vaddsbs): New.
1683 (vec_vadduhs): New.
1684 (vec_vadduws): New.
1685 (vec_vaddsws): New.
1686 (vec_vand): New.
1687 (vec_vandc): New.
1688 (vec_vavgub): New.
1689 (vec_vavgsb): New.
1690 (vec_vavguh): New.
1691 (vec_vavgsh): New.
1692 (vec_vavguw): New.
1693 (vec_vavgsw): New.
1694 (vec_vrfip): New.
1695 (vec_vcmpbfp): New.
1696 (vec_vcmpequb): New.
1697 (vec_vcmpequh): New.
1698 (vec_vcmpequw): New.
1699 (vec_vcmpeqfp): New.
1700 (vec_vcmpgefp): New.
1701 (vec_vcmpgtub): New.
1702 (vec_vcmpgtsb): New.
1703 (vec_vcmpgtuh): New.
1704 (vec_vcmpgtsh): New.
1705 (vec_vcmpgtuw): New.
1706 (vec_vcmpgtsw): New.
1707 (vec_vcmpgtfp): New.
1708 (vec_vcmpgefp): New.
1709 (vec_vcfux): New.
1710 (vec_vcfsx): New.
1711 (vec_vctsxs): New.
1712 (vec_vctuxs): New.
1713 (vec_vexptefp): New.
1714 (vec_vrfim): New.
1715 (vec_lvx): New.
1716 (vec_lvebx): New.
1717 (vec_lvehx): New.
1718 (vec_lde): Add vector float variant.
1719 (vec_lvewx): New.
1720 (vec_lvxl): New.
1721 (vec_vlogefp): New.
1722 (vec_vmaddfp): New.
1723 (vec_vmhaddshs): New.
1724 (vec_vmaxub): New.
1725 (vec_vmaxsb): New.
1726 (vec_vmaxuh): New.
1727 (vec_vmaxsh): New.
1728 (vec_vmaxuw): New.
1729 (vec_vmaxsw): New.
1730 (vec_vmaxsw): New.
1731 (vec_vmaxfp): New.
1732 (vec_vmrghb): New.
1733 (vec_vmrghh): New.
1734 (vec_vmrghw): New.
1735 (vec_vmrglb): New.
1736 (vec_vmrglh): New.
1737 (vec_vmrglw): New.
1738 (vec_vminub): New.
1739 (vec_vminsb): New.
1740 (vec_vminuh): New.
1741 (vec_vminsh): New.
1742 (vec_vminuw): New.
1743 (vec_vminsw): New.
1744 (vec_vminfp): New.
1745 (vec_vmladduhm): New.
1746 (vec_vmhraddshs): New.
1747 (vec_msumubm): New.
1748 (vec_vmsummbm): New.
1749 (vec_vmsumuhm): New.
1750 (vec_vmsumshm): New.
1751 (vec_vmsumuhs): New.
1752 (vec_vmsumshs): New.
1753 (vec_vmuleub): New.
1754 (vec_vmulesb): New.
1755 (vec_vmuleuh): New.
1756 (vec_vmulesh): New.
1757 (vec_vmuloub): New.
1758 (vec_mulosb): New.
1759 (vec_vmulouh): New.
1760 (vec_vmulosh): New.
1761 (vec_vnmsubfp): New.
1762 (vec_vnor): New.
1763 (vec_vor): New.
1764 (vec_vpkuhum): New.
1765 (vec_vpkuwum): New.
1766 (vec_vpkpx): New.
1767 (vec_vpkuhus): New.
1768 (vec_vpkshss): New.
1769 (vec_vpkuwus): New.
1770 (vec_vpkswss): New.
1771 (vec_vpkshus): New.
1772 (vec_vpkswus): New.
1773 (vec_vperm): New.
1774 (vec_vrefp): New.
1775 (vec_vrlb): New.
1776 (vec_vrlh): New.
1777 (vec_vrlw): New.
1778 (vec_vrfin): New.
1779 (vec_vrsqrtefp): New.
1780 (vec_vsel): New.
1781 (vec_vslb): New.
1782 (vec_vslh): New.
1783 (vec_vslw): New.
1784 (vec_vsldoi): New.
1785 (vec_vsl): New.
1786 (vec_vslo): New.
1787 (vec_vspltb): New.
1788 (vec_vsplth): New.
1789 (vec_vspltw): New.
1790 (vec_vspltisb): New.
1791 (vec_vspltish): New.
1792 (vec_vspltisw): New.
1793 (vec_vsrb): New.
1794 (vec_vsrh): New.
1795 (vec_vsrw): New.
1796 (vec_vsrab): New.
1797 (vec_vsrah): New.
1798 (vec_vsraw): New.
1799 (vec_vsr): New.
1800 (vec_vsro): New.
1801 (vec_stvx): New.
1802 (vec_stvebx): New.
1803 (vec_stvehx): New.
1804 (vec_stvewx): New.
1805 (vec_stvxl): New.
1806 (vec_vsububm): New.
1807 (vec_vsubuhm): New.
1808 (vec_vsubuwm): New.
1809 (vec_vsubfp): New.
1810 (vec_vsubcuw): New.
1811 (vec_vsububs): New.
1812 (vec_vsubsbs): New.
1813 (vec_vsubuhs): New.
1814 (vec_vsubshs): New.
1815 (vec_vsubuws): New.
1816 (vec_vsubsws): New.
1817 (vec_vsum4ubs): New.
1818 (vec_vsum4sbs): New.
1819 (vec_vsum4shs): New.
1820 (vec_vsum2sws): New.
1821 (vec_vsumsws): New.
1822 (vec_vrfiz): New.
1823 (vec_vupkhsb): New.
1824 (vec_vupkhpx): New.
1825 (vec_vupkhsh): New.
1826 (vec_vupklsb): New.
1827 (vec_vupklpx): New.
1828 (vec_vupklsh): New.
1829 (vec_vxor): New.
1830
cff27795
EB		 18312002-04-23 Eric Botcazou <ebotcazou@multimania.com>
1832
1833 PR c/5430
1834 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
1835 added literals from substracted literals.
1836 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
1837 (fold) [associate]: Preserve MINUS_EXPR if needed.
1838
952bca84
ZW		 18392002-04-23 Zack Weinberg <zack@codesourcery.com>
1840
1841 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
1842 are obsoleted.
1843
50cb2154
TT		 18442002-04-23 Tom Tromey <tromey@redhat.com>
1845
1846 * gcc.c: Added --resource. For PR java/6314.
1847
271f61fb
DB		 18482002-04-23 David O'Brien <obrien@FreeBSD.org>
1849
9566d1e9 1850 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
271f61fb
DB		 1851 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
1852 these libraries.
1853
bdabbc80
DB		 18542002-04-23 David O'Brien <obrien@FreeBSD.org>
1855
1856 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
1857
74411039
JH		 1858Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1859
1860 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
1861 workaround.
1862 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
1863 (ix86_expand_clrstr): Fix typo.
1864 * loop.c (gen_load_of_final_value): New.
1865 (loop_givs_rescan, strength_reduce, check_dbra_loop):
1866 Use it.
1867
1a887f86
RS		 18682002-04-23 Roger Sayle <roger@eyesopen.com>
1869
1870 * builtins.c (builtin_memset_gen_str): New function.
1871 (expand_builtin_memset): Optimize the case of constant length, but
1872 unknown value.
1873
8d3441e0
AH		 18742002-04-23 Aldy Hernandez <aldyh@redhat.com>
1875
cff27795
EB		 1876 * config/rs6000/altivec.h (vec_step): Remove extraneous
1877 parentheses.
1878 (vec_ctu): Cast return.
8d3441e0 1879
f6f315fe
AM		 18802002-04-23 Alan Modra <amodra@bigpond.net.au>
1881
1882 PR target/6413
1883 * function.h: (struct function): Add profile_label_no field.
1884 (current_function_profile_label_no): Define.
1885 * function.c: (profile_label_no): New static var.
1886 (expand_function_start): Increment it, and copy to
1887 current_function_profile_label_no.
1888 * output.h (profile_label_no): Delete.
1889 * final.c (profile_label_no): Delete.
1890 (profile_function): Use current_function_profile_label_no.
1891 (final_end_function): Don't increment profile_label_no here.
1892 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
1893 profile_label_no with current_function_profile_label_no.
1894 * config/pa/pa.c (current_function_number): Delete.
1895 (pa_output_function_prologue): Don't output profile label here.
1896 (hppa_profile_hook): Use label_no param rather than
1897 current_function_number.
1898 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
1899 * config/pa/pa.h: .. here.
1900 (FUNCTION_PROFILER): Output profile label here.
1901
d239cdc0
EC		 19022002-04-22 Eric Christopher <echristo@redhat.com>
1903
1904 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
1905 patch of 2002-04-09 due to binutils issues.
1906 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
1907
04428ad4
AH		 19082002-04-22 Aldy Hernandez <aldyh@redhat.com>
1909
cff27795
EB		 1910 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
1911 constraint to 'o' for m=r and r=m alternatives.
1912 ("*movv8hi_internal1"): Same.
1913 ("*movv16qi_internal1"): Same.
1914 ("*movv4sf_internal1"): Same.
04428ad4 1915
2adc7f12
JJ		 19162002-04-22 Janis Johnson <janis187@us.ibm.com>
1917
1918 * rtl.h (RTX_FLAG): New macro.
1919 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
1920 * final.c (alter_subreg): Use macro to access rtx flag.
1921 * integrate.c (copy_rtx_and_substitute): Use new access macro.
1922 * print-rtl.c (print_rtx): Use new access macro.
1923
1924 * cse.c (insert): Check rtx code before accessing flag.
1925
1926 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
1927 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
1928 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
1929 convert_const_symbol_ref, make_canonical, make_alternative_compare,
1930 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
1931 simplify_test_exp, optimize_attrs, simplify_by_exploding,
1932 find_and_mark_used_attributes, unmark_used_attributes,
1933 add_values_to_cover, simplify_with_current_value,
1934 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
1935 copy_rtx_unchanging, main): Use new access macros.
1936
b7c89afe
TR		 19372002-04-22 Tom Rix <trix@redhat.com>
1938
1939 * expmed.c (init_expmed): Generate shifted constant once.
1940
9340544b
ZW		 19412002-04-22 Zack Weinberg <zack@codesourcery.com>
1942
1943 * c-lex.c (lex_charconst): Call convert to get constant in
1944 proper type; don't just smash the type field.
1945 Fixes PR c/6300.
1946
1947 * config.gcc: Add list of obsolete configurations. Disallow
1948 building these without --enable-obsolete.
1949 * doc/install.texi: Document --enable-obsolete and obsoletion
1950 policy. Mention obsoletion of individual targets in
1951 appropriate places.
1952
f942d7a5
RH		 19532002-04-22 Richard Henderson <rth@redhat.com>
1954
1955 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
1956
19572002-04-22 Mark Mitchell <mark@codesourcery.com>
8ed8f731
MM		 1958
1959 PR f/6138.
1960 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
1961 (walk_fixup_memory_subreg): Likewise.
1962 (fixup_var_refs_insn): Adjust accordingly.
1963 (fixup_var_refs_1): Likewise.
1964
232b0b45
UW		 19652002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
1966
1967 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
1968 LIBPATH_ARCH64_SPEC): Define.
1969 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
1970 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
1971 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
1972 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
1973
1b61552b
JS		 19742002-04-22 Joel Sherrill <joel@OARcorp.com>
1975
1976 * gthr-rtems.h: Correct prototypes to remove warnings.
1977
0fe854a7
RH		 19782002-04-22 Richard Henderson <rth@redhat.com>
1979
1980 PR c/6344
1981 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
1982
1983 * gcse.c (free_insn_expr_list_list): New.
1984 (clear_modify_mem_tables): Use it. Fix bit set usage.
1985 (canon_list_insert): Use EXPR_LISTs for expressions.
1986 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
1987
af0d16cd
NB		 19882002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
1989
1990 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
1991 file change and include code to _cpp_pop_buffer.
1992 * cpphash.h (struct pending_option): Predeclare.
1993 (struct cpp_reader): New member next_include_file.
1994 (_cpp_pop_file_buffer): Update.
1995 (_cpp_push_next_buffer): Update, rename.
1996 * cppinit.c (cpp_destroy): Free include chain and pending here.
1997 (cpp_finish_options): Simplify.
1998 (_cpp_push_next_buffer): Rename and clean up.
1999 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
2000 Clarify.
2001 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
2002
0d918572
AH		 20032002-04-22 Aldy Hernandez <aldyh@redhat.com>
2004
0fe854a7
RH		 2005 * config/rs6000/altivec.h (vec_xor): Add variant for both args
2006 being vector signed int.
2007 (vec_andc): Same.
2008 (vec_xor): Add variant for both args being vector signed char.
2009 Remove redundant variant.
2010 (vec_andc): Same.
0d918572 2011
77e2c290
DM		 20122002-04-21 David S. Miller <davem@redhat.com>
2013
2014 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
2015 compare mode in output RTL.
2016
ee2ca2a2
DE		 20172002-04-22 David Edelsohn <edelsohn@gnu.org>
2018
2019 * config/rs6000/rs6000.c (rs6000_override_options): Correct
2020 style and formatting of previous patch.
2021
894bdff6
AM		 20222002-04-22 Alan Modra <amodra@bigpond.net.au>
2023
2024 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
2025 flag_pic for ABI_AIX.
2026
562a5c27
NB		 20272002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
2028
2029 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
2030 * cppfiles.c (read_include_file): Similarly.
2031 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
2032 uxstrdup ustrchr, ufputs): Similarly.
2033 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
2034 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
2035 cpp_ideq, parse_identifier, parse_number): Similarly.
2036 * cpplib.c (struct directive, dequote_string, D, run_directive,
2037 cpp_push_buffer): Similarly.
2038 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
2039 _cpp_create_definition, check_trad_stringification,
2040 cpp_macro_definition): Similarly.
2041
9ac3b1be
NB		 20422002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
2043
2044 * cppmacro.c (funlike_invocation_p): Don't step back
2045 over CPP_EOF.
2046
9dda4cc8
DE		 20472002-04-21 David Edelsohn <edelsohn@gnu.org>
2048
2049 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
2050 labelno.
2051
20764052
JM		 20522002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
2053
2054 * doc/invoke.texi: Remove Chill references.
2055 * doc/gcc.texi: Update last modified date.
2056
26b29884
KH		 20572002-04-20 Kazu Hirata <kazu@hxi.com>
2058
2059 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
2060 push and pop. Replace add.l with add.w.
2061
59184677
TM		 20622002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2063
2064 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
2065 multiply instructions for H8/300H case.
2066
b1113e0a
TM		 20672002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2068
2069 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
2070 Bum three instructions from each routine.
2071
b03e38e1
NB		 20722002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
2073
2074 * Makefile.in: Update.
2075 * decl.c (push_c_function_context, pop_c_function_context,
2076 mark_c_function_context): Rename for consistency.
2077 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
2078 * c-tree.h (push_c_function_context, pop_c_function_context,
2079 mark_c_function_context): Rename for consistency.
2080 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2081 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
2082 * function.c (init_lang_status, save_lang_status,
2083 restore_lang_status, mark_lang_status, free_lang_status):
2084 Move to langhooks.h.
2085 (push_function_context_to, pop_function_context_from,
2086 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
2087 Update.
2088 * function.h (init_lang_status, save_lang_status,
2089 restore_lang_status, mark_lang_status, free_lang_status):
2090 Move to langhooks.h.
2091 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
2092 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
2093 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
2094 LANG_HOOKS_FUNCTION_INITIALIZER): New.
2095 (LANG_HOOKS_INITIALIZER): Update.
2096 (lhd_do_nothing_f): New.
2097 * langhooks.h (struct lang_hooks_for_functions): New.
2098 (struct lang_hooks): New hooks.
2099 * langhooks.c (lhd_do_nothing_f): New.
2100objc:
2101 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2102 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
2103
db430d26
DM		 21042002-04-19 David S. Miller <davem@redhat.com>
2105
2106 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
2107 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
2108
0f2a3457
JJ		 21092002-04-19 Jakub Jelinek <jakub@redhat.com>
2110
2111 PR optimization/3756
2112 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
2113 x = ((int) y < 0) ? cst1 : cst2.
2114
ce5e43d0
JJ		 21152002-04-19 Jakub Jelinek <jakub@redhat.com>
2116
2117 PR c/6358
2118 * function.c: Reapply patch for c/6358.
2119 (expand_function_end): Copy decl_rtl's mode, not
2120 current_function_return_rtx mode.
2121
21222002-04-19 Joel Sherrill <joel@OARcorp.com>
9eb83f6c
JS		 2123
2124 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
2125 targets.
2126
40e7f8ea
TT		 21272002-04-19 Tom Tromey <tromey@redhat.com>
2128
2129 * doc/install.texi (Specific): Update status of Solaris 2.8.
2130 For PR libgcj/6158.
2131
62a12b27
AS		 21322002-04-19 Andreas Schwab <schwab@suse.de>
2133
2134 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
2135 (PUT_REAL): Restore old definition.
2136
1405141b
DN		 21372002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
2138 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2139
2140 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
2141 binutils 2.11.2 and higher generate smaller binaries than Sun's
2142 native tools.
2143
303a3927
MM		 21442002-04-19 Mark Mitchell <mark@codesourcery.com>
2145
2146 PR c++/6352
2147 * toplev.c (rest_of_compilation): Do not defer functions for which
2148 TREE_SYMBOL_REFERENCED has already been set.
2149
de80110b
JH		 2150Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
2151
2152 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
2153 alternative.
2154
ab393bf1
NB		 21552002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
2156
2157 * builtins.c: Include langhooks.h.
2158 (lang_type_promotes_to): Remove.
2159 (expand_builtin_va_arg): Use new hook.
2160 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
2161 (simple_type_promotes_to): Move to c-typeck.c.
2162 * c-common.h (simple_type_promotes_to): Remove.
2163 * c-decl.c (duplicate_decls, grokdeclarator): Update.
2164 * c-format.c: Include langhooks.h.
2165 (check_format_types): Update.
2166 * c-tree.h (c_type_promotes_to): New.
2167 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
2168 (type_lists_compatible_p): Update.
2169 * langhooks-def.h (lhd_type_promotes_to): New.
2170 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
2171 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
2172 * langhooks.c (lhd_type_promotes_to): New.
2173 * langhooks.h (struct lang_hooks_for_types): New hook.
2174 * tree.h (lang_type_promotes_to): Remove.
2175objc:
2176 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
2177
0cd3301b
RH		 21782002-04-18 Richard Henderson <rth@redhat.com>
2179
58533fa2 2180 * function.c: Revert patch for c/6358.
0cd3301b
RH		 2181
21822002-04-18 Richard Henderson <rth@redhat.com>
2183
58533fa2
RH		 2184 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
2185 blocks. Handle multiple references to the TRAP block. Handle
2186 non-adjacent THEN and OTHER blocks.
0cd3301b 2187
58533fa2
RH		 21882002-04-18 Richard Henderson <rth@redhat.com>
2189
2190 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
2191 crash with no type for by-mode libcalls.
2192
2193 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
0cd3301b 2194
57174693
BW		 21952002-04-18 Bob Wilson <bob.wilson@acm.org>
2196
2197 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
2198 __xtensa_nonlocal_goto): Use a syscall instructions to flush
2199 the register windows.
2200
46468cd9
ZW		 22012002-04-18 Zack Weinberg <zack@codesourcery.com>
2202
2203 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
2204 appropriate. Document need for extended precision even when
2205 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
2206 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
2207 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
2208 instead of relying on later syntax error when REAL_WIDTH > 5.
2209 * real.c: Define NE based only on whether or not we have a
2210 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
2211 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
2212 define GET_REAL and PUT_REAL as simple memcpy operations; no
2213 need to byteswap or round.
2214 Use #error instead of #ifdef-ing out the entire file, for
2215 prompt error detection.
2216
2217 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
2218
2f82dbf8
DM		 22192002-04-18 David S. Miller <davem@redhat.com>
2220
2221 * config/sparc/sparc.h (BRANCH_COST): Define.
2222
2223 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
2224 does it.
2225
566576e7
HPN		 22262002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
2227
2228 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
2229 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
2230 propagate_block calls after relaxation loop using new variable
2231 stabilized_prop_flags.
2232
51dcde6f
RH		 22332002-04-18 Richard Henderson <rth@redhat.com>
2234
2235 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
2236 (ia64_va_arg): Expect variable sized types by reference.
2237 * config/ia64/ia64-protos.h: Update.
46468cd9 2238 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
51dcde6f
RH		 2239 ia64_function_arg_pass_by_reference.
2240
26406018
RH		 22412002-04-18 Richard Henderson <rth@redhat.com>
2242
46468cd9
ZW		 2243 * ifcvt.c: Include except.h.
2244 (block_has_only_trap): Break out from find_cond_trap.
2245 (find_cond_trap): Use it. Always delete the trap block.
2246 (merge_if_block): Allow then block null. Be less simplistic about
2247 what insns can end a block.
2248 * Makefile.in (ifcvt.o): Depend on except.h.
96b453dc 2249
26406018
RH		 2250 * config/ia64/ia64.md (trap, conditional_trap): New.
2251
a3acf46d
JJ		 22522002-04-18 Jakub Jelinek <jakub@redhat.com>
2253
2254 PR c/6358
2255 * function.c (assign_parms): Assign hard current_function_return_rtx
2256 register here...
2257 (expand_function_end): ...not here.
2258
7a228918
NB		 22592002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
2260
2261 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
2262 * c-tree.h (c_incomplete_type_error): New.
2263 * c-typeck.c (require_complete_type, build_component_ref): Update.
2264 (incomplete_type_error): Rename.
2265 * langhooks-def.h (lhd_incomplete_type_error): New.
2266 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
2267 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
2268 * langhooks.c (lhd_incomplete_type_error): New.
2269 * langhooks.h (struct lang_hooks_for_types): New hook.
2270 * tree.c (size_in_bytes): Use new hook.
2271 * tree.h (incomplete_type_error): Remove.
2272objc:
2273 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
2274
f18664c1
ZW		 22752002-04-18 Zack Weinberg <zack@codesourcery.com>
2276
2277 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
2278 TARGET_FLOAT_FORMAT blocks.
2279
8ecab453
GP		 22802002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2281
2282 * doc/install.texi (Downloading the source): Do not mention Chill
2283 any longer, but mention Ada.
2284 (Configuration): Do not mention Chill any longer.
2285
528d8489
HPN		 22862002-04-18 Hans-Peter Nilsson <hp@axis.com>
2287
2288 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
2289
91da27c5
JH		 2290Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
2291
2292 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
2293 in last patch.
2294
a32db605
JJ		 22952002-04-18 Jakub Jelinek <jakub@redhat.com>
2296
2297 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
2298 instead of unsigned_type.
2299
5a28d8cc
JH		 2300Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
2301
2302 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
2303 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
2304 later.
2305
3d980b9f
BS		 23062002-04-18 Bernd Schmidt <bernds@redhat.com>
2307
2308 * attribs.c (vector_type_node_list): New static variable.
2309 (handle_vector_size_attribute): Use it to avoid generating a
2310 new type node each time we are called.
2311
2e676d78
BS		 2312 * combine.c (subst): Avoid trying to make a vector mode subreg of
2313 an integer constant.
2314 (gen_lowpart_for_combine): Likewise.
46468cd9 2315
58c2956c
RS		 23162002-04-18 Roger Sayle <roger@eyesopen.com>
2317 Jakub Jelinek <jakub@redhat.com>
2318
2319 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
2320 for integer constant c (if x has unsigned type or sign bit is not
2321 set in c). This folds the zero/sign extension into the bit-wise and
2322 operation.
2323
692efa8e
JJ		 23242002-04-18 Jakub Jelinek <jakub@redhat.com>
2325
2326 PR middle-end/6205
2327 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
2328 otherwise xorps.
2329
1372d4ce
NY		 23302002-04-17 NIIBE Yutaka <gniibe@m17n.org>
2331
2332 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
2333
169ce44d
NC		 23342002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
2335
2336 * gcc.c (read_specs): Detect and fail if an attempt is made to
2337 rename a spec string to an already existing string.
2338
b30d2115
UW		 23392002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
2340
2341 * config/s390/s390.c (legitimize_pic_address): Do not generate
2342 illegal address constant without CONST.
2343
d6964c30
KG		 23442002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2345
2346 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
2347 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2348
7c82a1ed
UW		 23492002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
2350
2351 PR optimization/6305
2352 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
2353 to make sure previous reloads are taken into account. Generate
2354 better code if one operand is an in-range immediate constant.
2355
58db9d1a
AH		 23562002-04-16 Andrew Haley <aph@cambridge.redhat.com>
2357
2358 * doc/install.texi (Building): libgcj requires GNU make.
2359
2a732575
JJ		 23602002-04-17 Jakub Jelinek <jakub@redhat.com>
2361
2362 PR bootstrap/6315
2363 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
2364 even if hard quad and register is not floating.
2365 (movtf reg<-mem split): Disallow splitting if hard quad and
2366 register is floating.
2367 (movtf mem<-reg split): Likewise.
2368 * config/sparc/sparc.c (fp_register_operand): New predicate.
2369 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
2370
75a65e46
ZW		 23712002-04-17 Zack Weinberg <zack@codesourcery.com>
2372
2373 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
2374 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
2375 (unprotoize.o): Ditto. Build from protoize.c. Define
2376 UNPROTOIZE on command line.
2377 * protoize.c: Include cppdefault.h. Delete include_defaults.
2378 (in_system_include_dir): Use cpp_include_defaults (defined in
2379 cppdefault.o).
2380 * unprotoize.c: Delete file.
2381
650f0e97
AH		 23822002-04-17 Aldy Hernandez <aldyh@redhat.com>
2383
46468cd9
ZW		 2384 * config/rs6000/altivec.h (vec_ld): Add array variants.
2385 (vec_lde): Same.
2386 (vec_ldl): Same.
650f0e97 2387
71a0ab0c 23882002-04-17 Alan Matsuoka <alanm@redhat.com>
46468cd9 2389 Aldy Hernandez <aldyh@redhat.com>
71a0ab0c 2390
46468cd9
ZW		 2391 * config/rs6000/altivec.h: Define __ALTIVEC__.
2392 (bool): New.
2393 (__pixel): New.
2394 (pixel): New.
2395 (vec_cfux): New.
2396 (vec_vmaddfp): New.
2397 (vec_vsldoi): New.
2398 Add parentheses to all macro arguments.
71a0ab0c 2399
ff2c46ac
RH		 24002002-04-16 Richard Henderson <rth@redhat.com>
2401
2402 PR c++/6320
2403 * except.c (remove_eh_handler): Insert inner regions at beginning
2404 of sibling chain. Refactor expressions.
2405
f1ba94dd
RH		 24062002-04-16 Richard Henderson <rth@redhat.com>
2407
f0871dfe
RH		 2408 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
2409 * config/sparc/sol2-gas-bi.h: New file.
2410 * config.gcc (sparc*-solaris): Add it as needed.
2411 * configure.in (AS_SPARC64_FLAG): Remove check.
2412 * config.in, configure: Regenerate.
2413
2414 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
2415
24162002-04-16 Richard Henderson <rth@redhat.com>
2417
2418 * config/mips/mips.c (override_options): Don't override N32 for
2419 a 64-bit ISA.
409d3c60 2420
f1ba94dd
RH		 2421 PR 6202
2422 * config/mips/mips.md (can_delay): Split out of existing define_delays.
2423 (HILO_delay): Set can_delay false.
2424
178c3eff
DJ		 24252002-04-16 Dale Johannesen <dalej@apple.com>
2426
2427 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
2428 instruction addresses.
2429 (rs6000_output_function_epilogue): Likewise.
2430
7d6f6369
PC		 24312002-04-16 Paolo Carlini <pcarlini@unitus.it>
2432
2433 * c-parse.in (poplevel, compstmt_start,
2434 compstmt_primary_start): Add ending ';', in accordance
2435 with POSIX.
2436
8947df0c
RH		 24372002-04-16 Richard Henderson <rth@redhat.com>
2438
2439 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
2440 Adjust tm_file order to get TARGET_DEFAULT set properly.
2441 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
2442 * doc/install.texi (sparc-solaris): Update.
2443
3148ad6d
DJ		 24442002-04-16 Dale Johannesen <dalej@apple.com>
2445
2446 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
2447 comparison operands do not match each other or if modes of
2448 conditions do not match result.
2449
014cb9b6 24502002-04-16 Hartmut Penner <hpenner@de.ibm.com>
562a69be 2451
014cb9b6
HP		 2452 PR target/6305
2453 * config/s390/s390.md (mulsidi3): Set both subregs of the
46468cd9 2454 multiword register.
562a69be 2455
014cb9b6 24562002-04-16 Aldy Hernandez <aldyh@redhat.com>
4c8c0dec 2457
8947df0c 2458 * config/rs6000/altivec.h (vec_addc): Type check.
4c8c0dec 2459
a9772b60
JJ		 24602002-04-16 Jakub Jelinek <jakub@redhat.com>
2461
2462 PR middle-end/6279
2463 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
2464
2465 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
2466
861829ed
RH		 24672002-04-15 Richard Henderson <rth@redhat.com>
2468
2469 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
2470 call_really_used_regs too.
2471
bcf2fe9c
RH		 24722002-04-15 Richard Henderson <rth@redhat.com>
2473
2474 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
2475
629111c7
DM		 24762002-04-15 David S. Miller <davem@redhat.com>
2477
2478 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
2479 as being CLOBBERed.
2480
98ef3137
JJ		 24812002-04-16 Jakub Jelinek <jakub@redhat.com>
2482
2483 PR c/6290
2484 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
2485 CONST_VECTOR is { 0, ... 0 }.
2486
0aa911c5
LR		 24872002-04-15 Loren J. Rittle <ljrittle@acm.org>
2488
2489 * doc/install.texi (Installing GCC: Configuration): Clarify
2490 the only supported ways to configure gcc.
2491
83248d49 24922002-04-15 Roland McGrath <roland@frob.com>
46468cd9 2493
83248d49
RM		 2494 * config.gcc (alpha*-*-gnu*): New target configuration.
2495 * config/alpha/gnu.h: New file for it.
2496 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
2497
b2123dc0
MM		 24982002-04-16 Mark Mitchell <mark@codesourcery.com>
2499
2500 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
2501 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
2502 * tree.h (expand_start_stmt_expr): Update prototype.
2503 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
2504 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
2505 on the STMT_EXPR created for the inline function.
46468cd9 2506
8fe2d853
RH		 25072002-04-15 Richard Henderson <rth@redhat.com>
2508
2509 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
2510 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2511 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
2512 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
2513 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
2514 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
2515 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
2516 Define __gnu_linux__, not gnu_linux.
2517 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
2518
07cdae91
MM		 25192002-04-15 Mark Mitchell <mark@codesourcery.com>
2520
2521 Remove Chill front end.
2522 * gcc.c (default_compilers): Remove Chill entries.
2523 * ch: Remove directory.
2524 * doc/frontends.texi: Remove information about Chill.
2525 * doc/sourcebuild.texi: Likewise.
2526 * doc/standards.texi: Likewise.
2527
41823c5e
DR		 25282002-04-15 Douglas B Rupp <rupp@gnat.com>
2529
2530 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
2531 (LONGLONG_STANDALONE): Define.
2532
eb29ddb6
DM		 25332002-04-15 David S. Miller <davem@redhat.com>
2534
2535 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
2536 Call emit_library_call with LCT_NORMAL.
2537 (sparc_initialize_trampoline): Use LCT_foo instead of
2538 magic constant in emit_library_call invocations.
2539 (sparc64_initialize_trampoline): Likewise.
2540 (sparc_profile_hook): Likewise.
2541 * config/sparc/sparc.md: Likewise.
2542
2543 * config/sparc/sparc.c (sparc_extra_constraint_check):
2544 Fix type of argument 'c'.
2545 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
2546 Likewise.
2547
bd6bec6b
GDR		 25482002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2549
2550 * diagnostic.h (output_buffer_state): Redefine.
2551 (output_format_decoder): New macro.
2552 (output_prefixing_rule): Likewise.
2553 (output_line_cutoff): Likewise.
2554 (diagnostic_format_decoder): Adjust.
2555 (diagnostic_prefixing_rule): Likewise.
2556 (diagnostic_line_cutoff): Likewise.
2557 (diagnostic_state): Likewise.
2558 (diagnostic_kind_count): Likewise.
2559 (diagnostic_buffer): Now a macro.
2560
2561 * diagnostic.c (diagnostic_buffer): Remove definition.
2562 (output_is_line_wrapping): Adjust.
2563 (set_real_maximum_length): Likewise.
2564 (output_set_maximum_length): Likewise.
2565 (init_output_buffer): Likewise.
2566 (lhd_print_error_function): Likewise.
2567 (output_do_verbatim): Likewise.
2568
ebef4e8c
NB		 25692002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
2570
2571 * cpperror.c (print_location): Don't print include chain
2572 if line == 0.
2573 (cpp_begin_message): Update to use DL_ macros.
2574 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2575 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2576 cpp_notice, cpp_notice_from_errno): Remove.
2577 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2578 level.
2579 (cpp_errno): New.
2580 * cppexp.c (CPP_ICE): Remove.
2581 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
2582 lex, integer_overflow, _cpp_parse_expr): Update.
2583 * cppfiles.c (read_include_file, find_include_file,
2584 handle_missing_header, _cpp_read_file, remap_filename): Update.
2585 * cpphash.h (enum error_type): Remove.
2586 (_cpp_begin_message): Update.
2587 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
2588 cpp_handle_option, cpp_post_options): Update.
2589 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
2590 skip_whitespace, parse_identifier, parse_slow, parse_string,
2591 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
2592 cpp_interpret_charconst): Update.
2593 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
2594 lex_macro_node, do_undef, glue_header_name, parse_include,
2595 do_include_common, read_flag, do_line, do_linemarker, do_ident,
2596 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
2597 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
2598 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
2599 _cpp_pop_buffer, do_diagnostic): Update.
2600 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
2601 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
2602 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2603 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2604 cpp_notice, cpp_notice_from_errno): Remove.
2605 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2606 level.
2607 (cpp_errno): New.
2608 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
2609 collect_args, enter_macro_context, save_parameter, parse_params,
2610 _cpp_create_definition, check_trad_stringification,
2611 cpp_macro_definition): Update.
2612 * cppmain.c (cpp_preprocess_file): Update.
2613 * fix-header.c (read_scan_file): Update.
2614
c19a3859
AS		 26152002-04-14 Andreas Schwab <schwab@suse.de>
2616
2617 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
2618
10fdbed6
JD		 26192002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
2620
2621 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
2622
77660a9a
MM		 26232002-04-13 Mark Mitchell <mark@codesourcery.com>
2624
2625 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
2626 not gnu_hurd.
2627
e0ff1ded
HPN		 26282002-04-13 Hans-Peter Nilsson <hp@axis.com>
2629
2630 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
2631
2341c7ea
JS		 26322002-04-13 Joel Sherrill <joel@OARcorp.com>
2633
2634 * config/sparc/t-elf: Enable v8 multilibs. Impacts
2635 sparc-elf and sparc-rtems targets.
2636
d29350c0
MM		 26372002-04-13 Mark Mitchell <mark@codesourcery.com>
2638
2639 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
2640 defined, and __gnu_hurd__ wherever __GNU__ is defined.
2641 * arm/linux-elf.h: Likewise.
2642 * cris/aout.h: Likewise.
2643 * cris/linux.h: Likewise.
2644 * i370/linux.h: Likewise.
2645 * i386/gnu.h: Likewise.
2646 * i386/linux-aout.h: Likewise.
2647 * i386/linux-oldld.h: Likewise.
2648 * i386/linux.h: Likewise.
2649 * i386/linux64.h: Likewise.
2650 * ia64/linux.h: Likewise.
2651 * m68k/linux-aout.h: Likewise.
2652 * m68k/linux.h: Likewise.
2653 * mips/linux.h: Likewise.
2654 * pa/pa-linux.h: Likewise.
2655 * pj/linux.h: Likewise.
2656 * rs6000/sysv4.h: Likewise.
2657 * s390/linux.h: Likewise.
2658 * sh/linux.h: Likewise.
2659 * sparc/linux-aout.h: Likewise.
2660 * sparc/linux.h: Likewise.
2661 * sparc/linux64.h: Likewise.
2662 * xtensa/linux.h: Likewise.
2663
fc552851
RS		 26642002-04-13 Richard Sandiford <rsandifo@redhat.com>
2665
2666 * stmt.c (check_unique_operand_names): Expect operand names to
2667 be strings rather than identifiers. Use simple_cst_equal to
2668 compare them.
2669 (resolve_operand_name_1): Make same identifier to string change here.
2670 * c-parse.in (asm_operand): Convert a named operand into a string.
2671 * cp/parse.y (asm_operand): Likewise.
2672
1d405c5e
AS		 26732002-04-13 Andreas Schwab <schwab@suse.de>
2674
2675 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
2676
c740732f
MM		 26772002-04-12 Mark Mitchell <mark@codesourcery.com>
2678
2679 Revert these changes:
2680
2681 2002-04-06 Mark Mitchell <mark@codesourcery.com>
2682
2683 PR c++/5571
2684 * stor-layout.c (layout_decl): Reset the RTL for the decl.
2685
3fc602a0
RH		 26862002-04-12 Richard Henderson <rth@redhat.com>
2687
2688 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
2689 (sparc*-*-solaris): Clean up header files.
2690 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
2691 and plan on generating 64-bit code.
2692 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
2693 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
2694 * config/sparc/sol2-sld-64.h: Rename ...
2695 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
2696 for AS_SPARC64_FLAG not defined.
2697 * config/sparc/sol2-gld-bi.h: New.
2698 * config/sparc/sol2-sld.h: Remove.
2699 * config/sparc/sol26-sld.h: New.
2700 * config/sparc/sol2.h: Tidy comments.
2701 * doc/install.texi: Document sparc-solaris configury changes.
2702
2f15e255
RH		 27032002-04-12 Richard Henderson <rth@redhat.com>
2704
2705 * recog.c (offsettable_address_p): Match the logic in adjust_address.
2706
2707 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
2708 in 64-bit mode only. Use only for 32-bit or MEDLOW.
2709
cc8475cb
RO		 27102002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2711
2712 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
2713
6f133a4a
JL		 2714Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
2715
ef1b8858 2716 * pa.c (pa_can_combine_p): Call extract_insn before calling
6f133a4a
JL		 2717 constrain_operands.
2718
1329e600
DR		 27192002-04-12 Douglas B Rupp <rupp@gnat.com>
2720
2721 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
2722 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
2723 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
2d424b9f 2724 (CPP_PREDEFINES): Handle __declspec.
1329e600
DR		 2725 * config/i386/t-interix (USER_H): Remove.
2726
0339d239
DD		 27272002-04-12 DJ Delorie <dj@redhat.com>
2728
2729 * integrate.c (compare_blocks): Make comparisons safe for when
2730 sizeof(int) < sizeof(char *).
2731 (find_block): Likewise.
2732
cc4d5fec
JH		 27332002-04-12 Jan Hubicka <jh@suse.cz>
2734 David Edelsohn <edelsohn@gnu.org>
2735
2736 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
2737 registers.
2738 (symbol_ref_operand): New.
2739 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
2740 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
2741
93215a1b
AS		 27422002-04-12 Andreas Schwab <schwab@suse.de>
2743
2744 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
2745 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
2746 overrides the definition in config/svr4.h.
46468cd9 2747
1d80248e
EN		 27482002-04-12 Eric Norum <eric.norum@usask.ca>
2749
2750 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
2751 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
2752 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
2753 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
2754 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
2755 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
2756 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
2757 definitions to config/rtems.h and make the targets more similar.
2758
fa1591cb
RK		 2759Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2760
fa06ab5c
RK		 2761 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
2762 POINTERS_EXTEND_UNSIGNED.
2763 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
2764 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
2765
fa1591cb
RK		 2766 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
2767 not specified.
2768
12e85a0e
R		 2769Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
2770
2771 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
2772 depends on TARGET_SHMEDIA, not TARGET_SH5.
2773
1ab3e58a
HPN		 27742002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
2775
2776 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
2777 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
2778
18778292
R		 2779Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
2780
2781 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
2782 no r0 clobber.
2783
9002507c
AS		 27842002-04-12 Andreas Schwab <schwab@suse.de>
2785
2786 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
2787
9be40833
RH		 27882002-04-12 Richard Henderson <rth@redhat.com>
2789
2790 PR bootstrap/4191
2791 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
2792
2793 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
2794 modes spanning multiple hard regs.
46468cd9 2795
9be40833
RH		 2796 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
2797
3d9268b6
JDA		 27982002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2799
2800 * pa.c (pa_output_function_prologue): Don't accumulate the total
2801 number of code bytes when using TARGET_64BIT, or gas, SOM and not
2802 the portable runtime.
2803 (output_deferred_plabels): Handle 64bit plabels.
2804 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
2805 generating pic code using the GAS assembler for object formats that
2806 are not SOM (ie., ELF32 and ELF64).
2807 (output_millicode_call): Check attribute type if attribute length is 28.
2808 Likewise use $PIC_pcrel$0. Only call get_attr_length and
2809 dbr_sequence_length once.
2810 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
2811 dbr_sequence_length once.
2812 * pa.h (TARGET_SOM): Define if not defined.
2813 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
2814 with GAS and not SOM.
2815 (jump, call_internal_reg, call_value_internal_reg): Likewise.
2816 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
2817
d360fd18
DB		 28182002-04-11 David O'Brien <obrien@FreeBSD.org>
2819
2820 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
2821 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
2822 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
2823 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
2824 elfos.h and dbxelf.h values are fine now.
2825 * config/i386/freebsd.h, config/alpha/freebsd.h
2826 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
2827
5b8fcab6
DB		 28282002-04-11 David O'Brien <obrien@FreeBSD.org>
2829
2830 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
2831 or set Acpu or Amachine. Reformat.
2832 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2833 define.
2834 (LINK_SPEC): Do not need to undef.
2835 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
2836 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
2837 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2838 define.
2839 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
2840 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
2841 (LINK_SPEC): Do not need to undef.
2842 (DONT_USE_BUILTIN_SETJMP): Do not define.
2843 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
2844 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
2845 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
2846 Remove trailing spaces.
2847 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
2848 __ELF__, or set Acpu or Amachine. Reformat.
2849 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2850 define.
2851
fee42cc1
DB		 28522002-04-11 David O'Brien <obrien@FreeBSD.org>
2853
2854 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
2855 all other *-*-freebsd* targets.
2856
77a403e4
RH		 28572002-04-11 Richard Henderson <rth@redhat.com>
2858
2859 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
2860
cf0005c6
DB		 28612002-04-11 David O'Brien <obrien@FreeBSD.org>
2862
2863 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
2864 Include {cpu}/{cpu}.h thru tm_file.
2865 (alpha*-*-linux*ecoff): Remove target.
2866 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
2867 (LINK_SPEC): Remove, is not OS independent.
2868 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
2869 (LINK_SPEC): Do not need to #undef any longer.
2870 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
2871 any longer.
2872 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
2873 __ELF__.
2874 (LINK_SPEC): Moved here from alpha/elf.h.
2875 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
2876 SUB_CPP_PREDEFINES.
2877 * config/alpha/linux-ecoff.h: Remove.
2878 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
2879 (CPP_SPEC): Define _POSIX_SOURCE as needed.
2880 (CPP_SUBTARGET_SPEC): Do not define.
2881 (LINK_SPEC): Do not need to #undef any longer.
2882 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
2883 * config/alpha/vms.h: Likewise.
2884
9be40833 28852002-04-11 Richard Sandiford <rsandifo@redhat.com>
7825d1cf
RS		 2886
2887 * doc/extend.texi: Remove old claim that typedefs cannot have
2888 an alignment attribute.
2889
010f87c4
JJ		 28902002-04-11 Jakub Jelinek <jakub@redhat.com>
2891
2892 PR optimization/6177
2893 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
2894 bitpos is 0 and bitsize CONCAT size.
2895
578fc63d
JJ		 28962002-04-11 Jakub Jelinek <jakub@redhat.com>
2897
2898 PR c/6223
2899 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
2900
bf9b85ce
DB		 29012002-04-10 David O'Brien <obrien@FreeBSD.org>
2902
2903 * config/alpha/freebsd.h: Minor reformatting.
2904 (CPP_SPEC): Define ELF and add cpp_subtarget.
2905 (ASM_SPEC): No longer needed.
2906
7425707d
RH		 29072002-04-11 Richard Henderson <rth@redhat.com>
2908
2909 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
2910 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
2911 (dimode mem/zero splitter): New.
2912
1a05e874
HPN		 29132002-04-11 Hans-Peter Nilsson <hp@axis.com>
2914
2915 * config/cris/cris.c (cris_override_options): Tweak error message
2916 for PIC not implemented.
2917
2918 * config/cris/cris.h: Tweak comments related to parameter-passing.
2919
2920 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
2921
6f3d0447
RH		 29222002-04-10 Richard Henderson <rth@redhat.com>
2923
2924 * except.c (add_ehl_entry): Allow duplicates after landing pad
2925 creation.
2926
174bf2b1
DE		 29272002-04-10 David Edelsohn <edelsohn@gnu.org>
2928
2929 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
2930
03f10472
TM		 29312002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
2932
2933 * c-decl.c (c_init_decl_processing): Move generation of
2934 decls for g77_integer_type_node and friends from here ...
2935 * c-common.c (c_common_nodes_and_builtins): ... to here.
2936
2f460a0a
UW		 29372002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
2938
2939 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
2940 is only used as frame pointer when frame_pointer_needed is true.
2941
0be5cf85
RE		 29422002-04-10 Richard Earnshaw <rearnsha@arm.com>
2943
2944 PR target/817
2945 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
2946 for the fact that the pool entry uses two words.
2947 (movdf_hard_insn): Similarly. Also, ADR instruction can span
2948 1k bytes.
2949 (movdf_soft_insn): Similarly.
2950 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
2951 for the fact that the pool entry uses three words.
2952
bf6d4777
RS		 29532002-04-10 Richard Sandiford <rsandifo@redhat.com>
2954
2955 * config/mips/mips.c (mips_va_arg): When using the struct version
2956 of the EABI va_list, allow arguments in the register save area to
2957 take up less room than a stack argument.
2958
c2e9dc85
RH		 29592002-04-10 Richard Henderson <rth@redhat.com>
2960
2961 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
2962 if EXPAND_INITIALIZER.
2963
bc8e8e97
RH		 29642002-04-09 Richard Henderson <rth@redhat.com>
2965
2966 * config/alpha/alpha.md (movdi_er_maybe_g): New.
2967 * config/alpha/alpha.c (alpha_expand_mov): Use it.
2968
a6a063b8
AM		 29692002-04-10 Alan Modra <amodra@bigpond.net.au>
2970
2971 PR optimization/6233
2972 * rtlanal.c (pure_call_p): New function.
2973 * rtl.h (pure_call_p): Declare.
2974 * loop.c (prescan_loop): Use it to set has_nonconst_call.
2975 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
2976
7b2e1077
EC		 29772002-04-09 Eric Christopher <echristo@redhat.com>
2978
2979 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
2980 information to .comm directive.
2981
d8a50944
RH		 29822002-04-09 Richard Henderson <rth@redhat.com>
2983
2984 PR c/5078
2985 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
2986
6a58eee9
RH		 29872002-04-09 Richard Henderson <rth@redhat.com>
2988
2989 * basic-block.h (flow_delete_block_noexpunge): Declare.
2990 (expunge_block_nocompact): Declare.
2991 * cfg.c (expunge_block_nocompact): Split out from ...
2992 (expunge_block): ... here.
2993 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
2994 (flow_delete_block_noexpunge): Split out from ...
2995 (flow_delete_block): ... here.
2996 * cfgcleanup.c (delete_unreachable_blocks): Compact while
2997 removing dead blocks.
2998 * except.c (exception_handler_labels): Remove.
2999 (exception_handler_label_map): New.
3000 (struct eh_region): Add aka member.
3001 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
3002 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
3003 (for_each_eh_label, for_each_eh_label_1): New.
3004 (init_eh): Register exception_handler_label_map.
3005 (free_eh_status): Use free_region.
3006 (find_exception_handler_labels): Use the map, not the list.
3007 (remove_exception_handler_label): Likewise.
3008 (maybe_remove_eh_handler): Likewise.
3009 (remove_eh_handler): Use the region aka bitmap.
3010 * except.h (exception_handler_labels): Remove.
3011 (for_each_eh_label): Declare.
3012 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
3013 * loop.c (invalidate_loops_containing_label): New.
3014 (find_and_verify_loops): Use it. Use for_each_eh_label.
3015 * sched-rgn.c (is_cfg_nonregular): Use
3016 current_function_has_exception_handlers.
3017
b47374fa
RH		 30182002-04-09 Richard Henderson <rth@redhat.com>
3019
3020 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
3021 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
3022 Do not return changed status.
3023 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
3024 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
3025 New functions that do return changed status.
3026 * sbitmap.h: Update decls.
3027 * gcse.c, lcm.c: Use _cg functions as needed.
3028
1951818c
R		 3029Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
3030
3031 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
3032 (sh64-*-elf*, sh-*-rtemself*): Likewise.
3033 * config/sh/embed_bb.c: New file.
3034 * config/sh/embed-elf.h: New file.
3035 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
3036 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
3037 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
3038 __PTRDIFF_TYPE__ .
3039 (SUBTARGET_CPP_PTR_SPEC): Don't define.
3040 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
3041 Add subtarget_asm_endian_spec.
3042 (ASM_SPEC): Use subtarget_asm_endian_spec.
3043 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
3044 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
3045 (WCHAR_UNSIGNED): Define.
3046 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
3047 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
3048 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
3049 Fix value.
3050 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
3051 (sh_adjust_cost): Likewise.
3052 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
3053 __PTRDIFF_TYPE__ .
3054 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
3055 (WCHAR_TYPE_SIZE): Likewise.
3056 (ASM_SPEC): Use subtarget_asm_endian_spec.
3057 (SH_ELF_WCHAR_TYPE): #undef/ #define.
3058 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
3059 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
3060 (MAX_WCHAR_TYPE_SIZE): Don't #define .
3061 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
3062 (USER_LABEL_PREFIX): Don't #undef /#define .
3063 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
3064 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
3065 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
3066 (ASM_SPEC): Likewise.
3067 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
3068 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
3069 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
3070 (LIB2FUNCS_EXTRA): Define.
3071 * t-sh64 (LIB2FUNCS_EXTRA): Define.
3072 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
3073 (LIB1ASMFUNCS_CACHE): Define.
3074 (LIB2FUNCS_EXTRA): Redefine empty.
3075
34295799
RH		 30762002-04-08 Richard Henderson <rth@redhat.com>
3077
3078 * reorg.c (get_branch_condition): Use reversed_comparison_code.
3079
e8766a39
SC		 30802002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3081
3082 * config/m68hc11/larith.asm (__map_data_section): Fix condition
3083 and optimize for size.
3084 (__do_global_ctors): Fix pointer comparison.
3085 (__do_global_dtors): Likewise.
3086
f451b552
DM		 30872002-04-09 David S. Miller <davem@redhat.com>
3088
3089 * config/sparc/sparc.c (sparc_extra_constraint_check): New
3090 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
3091 allow reloading pseudos.
3092 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
3093 * config/sparc/sparc-protos.h: Declare it.
3094
3095 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
3096 unsigned comparison warning.
3097 (output_restore_regs): Mark leaf_function as unused.
3098
1ce7f3c2
RK		 3099Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3100
3101 * expr.c (is_aligning_offset): New function.
3102 (expand_expr, case COMPONENT_EXPR): Call it.
3103
7a31a340
DM		 31042002-04-08 David S. Miller <davem@redhat.com>
3105
3106 PR target/6082
3107 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
3108
3109 Make init_priority work on Sparc when using GNU ld.
3110 * config/sparc/linux.h, config/sparc/linux64.h,
3111 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
3112 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
3113 * config/sparc/sol2-gld.h: New file to do the same.
3114 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
3115 sparc/sol2-gld.h to tm_file.
3116
3117 PR optimization/4328
3118 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
3119 * doc/md.texi: Document it.
3120 * config/sparc/sparc.md (movdi_insn_sp64_novis,
3121 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
3122 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
3123 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
3124 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
3125
11579f33
AJ		 31262002-04-08 Andreas Jaeger <aj@suse.de>
3127
3128 * stmt.c (expand_asm_operands): Revert last patch from Richard
3129 Henderson.
3130
b57215d9
GP		 31312002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3132
3133 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
3134 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
3135
31362002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3137
3138 * doc/contrib.texi (Contributors): Add David O'Brien.
3139
534d0cc0
AM		 31402002-04-08 Alan Modra <amodra@bigpond.net.au>
3141
3142 * configure.in (auto-build.h): Use target_alias and build_alias
3143 when running configure.
3144 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
3145 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
3146 * configure: Regenerate.
3147
19fe522a
DM		 31482002-04-07 David S. Miller <davem@redhat.com>
3149
3150 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
3151
bf2d0b8e
JDA		 31522002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3153
3154 PR 5933
3155 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
3156 generating 32-bit pic code.
3157
477cdac7
JT		 31582002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
3159
3160 * cppinit.c (cpp_create_reader): Initialize
3161 discard_comments_in_macro_exp.
3162 (COMMAND_LINE_OPTIONS): Add "-CC" option.
3163 (cpp_handle_option): Handle "-CC" option.
3164 * cpplex.c (save_comment): If saving a C++ comment in
3165 a directive, convert it to a C comment.
3166 (_cpp_lex_direct): Pass second comment start character to
3167 save_comment to indicate comment type.
3168 * cpplib.c (_cpp_handle_directive): If processing
3169 a "#define" directive and discard_comments_in_macro_exp
3170 is false, re-enable saving of comments.
3171 (lex_macro_node): If discard_comments_in_macro_exp is false,
3172 discard any comments before the macro identifier.
3173 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
3174 member.
3175 * cppmacro.c (cpp_get_token): If expanding a macro while
3176 processing a directive, discard any comments we might encounter.
3177 (parse_params): If discard_comments_in_macro_exp is false,
3178 ignore comments in the macro parameter list.
3179 * gcc.c (cpp_unique_options): Add "-CC" option.
3180 (option_map): Map "--comments-in-macros" to "-CC".
3181 * doc/cppopts.texi: Document "-CC" option.
3182 * f/lang-specs.h: Add "-CC" option.
3183 * testsuite/gcc.dg/cpp/maccom1.c: New test.
3184 * testsuite/gcc.dg/cpp/maccom2.c: New test.
3185 * testsuite/gcc.dg/cpp/maccom3.c: New test.
3186 * testsuite/gcc.dg/cpp/maccom4.c: New test.
3187 * testsuite/gcc.dg/cpp/maccom5.c: New test.
3188 * testsuite/gcc.dg/cpp/maccom6.c: New test.
3189
f1526122
JDA		 31902002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
3191
3192 PR middle-end/6180
3193 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
3194
b1896e61
MM		 31952002-04-06 Mark Mitchell <mark@codesourcery.com>
3196
0154eaa8
MM		 3197 PR c++/5571
3198 * stor-layout.c (layout_decl): Reset the RTL for the decl.
3199
b1896e61
MM		 3200 PR opt/5120
3201 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
3202 RTX_UNCHANGING_P for the functions arguments when a tail call
3203 is made.
3204
b0148884
JM		 32052002-04-06 Jason Merrill <jason@redhat.com>
3206
3207 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
3208 (parse_options_and_default_flags): Set them appropriately.
3209 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
3210
392fc5b0
HPN		 32112002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
3212
3213 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
3214 here.
3215
3216 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
3217 semicolon.
3218
3219 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
3220 types come in by-reference. Fix typo in comment.
3221
2d69e3cb
DM		 32222002-04-05 David S. Miller <davem@redhat.com>
3223
3224 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
3225 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
3226 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
3227 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
3228
32292002-04-05 David S. Miller <davem@redhat.com>
3230
3231 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
3232 are not going to emit return instructions, emit at least a nop
3233 for the sake of sane backtraces.
3234
5f9fb0e3
RH		 32352002-04-05 Richard Henderson <rth@redhat.com>
3236
3237 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
3238
49f37a0d
JJ		 32392002-04-05 Jakub Jeilnek <jakub@redhat.com>
3240
3241 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
3242
974a3101
AO		 32432002-04-05 Alexandre Oliva <aoliva@redhat.com>
3244
3245 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
3246 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
3247 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
3248
2e04a694
AS		 32492002-04-05 Andreas Schwab <schwab@suse.de>
3250
a40179bd 3251 * c-convert.c: Include c-common.h.
2e04a694
AS		 3252 * Makefile.in (c-convert.o): Updated.
3253
1f785b7c
JJ		 32542002-04-05 Jakub Jelinek <jakub@redhat.com>
3255
3256 * mklibgcc.in: Use separate libgcc.map for each multilib.
3257 * Makefile.in (distclean): Don't remove libgcc.map here.
3258
4d2fb38b
JJ		 32592002-04-05 Jakub Jelinek <jakub@redhat.com>
3260
3261 * Makefile.in (s-mlib): Handle --disable-multilib by separate
3262 genmultilib invocation.
3263
bb63e5a0
RS		 32642002-04-04 Richard Sandiford <rsandifo@redhat.com>
3265
3266 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
3267 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
3268 to num_gprs for symmetry.
3269 * config/mips/mips.c: Adjust accordingly.
3270
8ab80eaa
NB		 32712002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
3272
3273 * c-common.c (truthvalue_conversion): Rename, update.
3274 * c-common.h (c_common_truthvalue_conversion): New.
3275 * c-convert.c (convert): Update.
3276 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
3277 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
3278 * c-typeck.c (build_binary_op, build_unary_op,
3279 build_conditional_expr): Update.
3280 * fold-const.c (constant_boolean_node, fold): Use langhook.
3281 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
3282 * langhooks.h (struct lang_hooks): New hook.
3283 * stmt.c (expand_decl_cleanup): Use langhook.
3284 * tree.h (truthvalue_conversion): Remove.
3285objc:
3286 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
3287
a2e9374a
AM		 32882002-04-05 Alan Modra <amodra@bigpond.net.au>
3289
3290 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
3291 Add rules to make null object file.
3292
64d08263
JB		 32932002-04-04 Jim Blandy <jimb@redhat.com>
3294
3295 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
3296 macro formal parameter names.
3297
aa7634dd
DM		 32982002-04-04 David S. Miller <davem@redhat.com>
3299
3300 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
3301
ecc114f7
RH		 33022002-04-04 Richard Henderson <rth@redhat.com>
3303
3304 PR middle-end/5099
3305 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
3306 Support copies into and out of memory. Don't accept allows_reg
3307 and allows_mem as gospel.
3308
c4484b8f
RH		 33092002-04-04 Richard Henderson <rth@redhat.com>
3310
3311 PR opt/6165
3312 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
3313 (write_dependence_p): Likewise.
3314
39002160
RH		 33152002-04-04 Richard Henderson <rth@redhat.com>
3316
3317 * predict.c (estimate_bb_frequencies): Do frequency calculation
3318 with a volatile temporary.
3319
f53ebe71
UW		 33202002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
3321
3322 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
3323
15e0ecab
JJ		 33242002-04-04 Jakub Jelinek <jakub@redhat.com>
3325
3326 PR c++/6119
3327 * final.c (final_start_function): Don't bump profile_label_no here...
3328 (final_end_function): ...but here.
3329
ffd386b0
JJ		 33302002-04-04 Jakub Jelinek <jakub@redhat.com>
3331
3332 * config/sparc/sparc.md (pic): New attribute.
3333 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
3334 into stack slots.
3335 (split after do_builtin_setjmp_setup): New.
3336
8b156b3e
JJ		 33372002-04-04 Jakub Jelinek <jakub@redhat.com>
3338
3339 PR fortran/6106
3340 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
3341 change.
3342
014c0998
JJ		 33432002-04-04 Jakub Jelinek <jakub@redhat.com>
3344
3345 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
3346 UNITS_PER_WORD for zero sized aggregates.
3347
4d8611d9
DM		 33482002-04-03 David S. Miller <davem@redhat.com>
3349
3350 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
3351 one-character spec for this, just use %(link_gcc_c_sequence).
3352
b03ad99d
DM		 33532002-04-03 David S. Miller <davem@redhat.com>
3354
3355 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
3356 handling.
3357
823fbbce
JDA		 33582002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
3359
3360 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
3361 (DWARF_FRAME_RETURN_COLUMN): Move.
3362 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3363 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
3364 * pa.c (except.h, predict.h): Include.
3365 (FRP): Delete.
3366 (store_reg_modify, set_reg_plus_d): Revise prototypes.
3367 (output_ascii): Add cast.
3368 (store_reg_modify): Revise to add frame notes.
3369 (set_reg_plus_d): Likewise.
3370 (compute_frame_size): Include space for eh data registers in frame if
3371 the current function calls eh_return.
3372 (hppa_expand_prologue): Ensure register %r2 is saved if the current
3373 function calls eh_return. Save eh data registers if the current
3374 function calls eh_return. Fix code to add frame notes. Emit
3375 blockage to prevent insns with frame notes being scheduled in the
3376 delay slot of calls.
3377 (hppa_expand_epilogue): Restore eh data registers and do final stack
3378 adjustment if the current function calls eh_return. Don't add frame
3379 notes.
3380 (output_call): Revise for change in length of call insn. Don't do
3381 return pointer adjustment for an unconditional jump in the delay slot
3382 of a call when using frame notes.
3383 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
3384 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
3385 (ARG_POINTER_CFA_OFFSET): Define.
3386 * pa.md (return_external_pic): New pattern.
3387 (prologue): Correct formatting. Use return_external_pic if current
3388 function calls eh_return.
3389 (call_internal_symref, call_value_internal_symref,
3390 sibcall_internal_symref, sibcall_value_internal_symref): Change default
3391 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
3392 respectively.
3393 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
3394
3395 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
3396 list of targets to check using "nop" insn.
3397 * configure: Rebuilt.
3398
4078e224
AM		 33992002-04-04 Alan Modra <amodra@bigpond.net.au>
3400
3401 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
3402
bbd7687d
DM		 34032002-04-03 David S. Miller <davem@redhat.com>
3404
3405 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
3406 library sequence passed to the linker.
3407 (LINK_COMMAND_SPEC): Use it.
3408 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
3409 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
3410 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
3411
659e5a7a
JM		 34122002-04-03 Jason Merrill <jason@redhat.com>
3413
3414 * except.c (struct eh_status): Remove protect_list.
3415 (begin_protect_partials, end_protect_partials): Remove.
3416 (add_partial_entry): Remove.
3417 * except.h: Remove prototypes.
3418
3419 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
3420 expand_decl_cleanup_eh.
3421
3422 PR c++/5636
3423 * tree.h (CLEANUP_EH_ONLY): New macro.
3424 * stmt.c (expand_decl_cleanup_eh): New fn.
3425 (expand_cleanups): Check CLEANUP_EH_ONLY.
3426 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
3427 Use expand_decl_cleanup_eh.
3428 (expand_stmt): Adjust.
3429 * c-common.h: Adjust prototype.
3430
053d3344
HPN		 34312002-04-04 Hans-Peter Nilsson <hp@axis.com>
3432
3433 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
3434 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
3435 (cris_target_asm_function_epilogue): Ditto.
3436 (cris_initial_frame_pointer_offset): Ditto.
3437 (cris_simple_epilogue): Ditto.
3438 (cris_expand_builtin_va_arg): Variable-size types come in
3439 by-reference.
3440
61ab5260
DM		 34412002-04-03 David S. Miller <davem@redhat.com>
3442
3443 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
3444 little-endian.
3445 (set_fast_math): Correct 'fsr' type.
3446
ef4f94ac
RH		 34472002-04-03 Richard Henderson <rth@redhat.com>
3448
36c2272c 3449 PR opt/3569
ef4f94ac
RH		 3450 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
3451 * toplev.c (check_global_declarations): Use it.
3452 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
3453 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3454 (LANG_HOOKS_DECLS): Add it.
3455 * langhooks.c (lhd_warn_unused_global_decl): New.
3456 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3457 * c-objc-common.c (c_warn_unused_global_decl): New.
3458 * c-tree.h (c_warn_unused_global_decl): Declare.
3459 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3460
599bba86
NB		 34612002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
3462
3463 * langhooks-def.h (lhd_set_decl_assembler_name,
3464 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
3465 (LANG_HOOKS_INITIALIZER): Update.
3466 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
3467 * langhooks.h (struct lang_hooks): New hook.
3468 * tree.c (set_decl_assembler_name): Move to langhooks.c.
3469 (lang_set_decl_assembler_name): Remove.
3470 (init_obstacks): Don't set hook.
3471 (decl_assembler_name): New function.
3472 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
3473 (decl_assembler_name): New.
3474 (lang_set_decl_assembler_name): Remove.
3475
cf7b8b0d
JJ		 34762002-04-03 Jakub Jelinek <jakub@redhat.com>
3477
3478 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
3479 works properly with .hidden symbols.
3480 * configure: Rebuilt.
3481 * config.in: Rebuilt.
3482 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3483 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
3484 properly with .hidden symbols.
3485
faf6db38
JJ		 34862002-04-03 Jakub Jelinek <jakub@redhat.com>
3487
3488 PR middle-end/6102
3489 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
3490 USE argument.
3491
68c17f30
RH		 34922002-04-03 Richard Henderson <rth@redhat.com>
3493
3494 PR opt/4120
3495 * sched-rgn.c (sets_likely_spilled): New.
3496 (sets_likely_spilled_1): New.
3497 (add_branch_dependences): Use it.
3498
6584b4aa
RH		 34992002-04-02 Richard Henderson <rth@redhat.com>
3500
3501 PR opt/4311
3502 * loop.h (LOOP_FIRST_PASS): New.
3503 * loop.c (strength_reduce): Mind it when deciding to unroll.
3504 * toplev.c (rest_of_compilation): Set it.
3505
0acf409f
DM		 35062002-04-02 David S. Miller <davem@redhat.com>
3507
3508 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
3509 mems_ok_for_ldd_peep when the order of the loads being examined
3510 is reversed.
3511 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
3512 existing comment to increase comprehension of this situation.
3513
85654444
ZW		 35142002-04-02 Zack Weinberg <zack@codesourcery.com>
3515
3516 * config/sh/sh.md: Don't use union real_extract.
3517
543828ca
RH		 35182002-04-02 Richard Henderson <rth@redhat.com>
3519
3520 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
3521
39ed301b
DB		 35222002-04-02 David O'Brien <obrien@FreeBSD.org>
3523
3524 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
3525 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
3526 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
3527 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
3528 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
3529 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
3530 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
3531 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
3532 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
3533 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
3534 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
3535 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
3536 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
3537 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
3538 Include as many configury headers via tm_file as possible. This
3539 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
3540 * config/openbsd-oldgas.h: New file.
3541 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
3542 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
3543 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
3544 config/i386/i386-coff.h, config/i386/i386-interix.h,
3545 config/i386/iscdbx.h, config/i386/linux-aout.h,
3546 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
3547 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
3548 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
3549 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
3550 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
3551 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
3552 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
3553 config/i386/vxi386.h: Do not directly include configury headers.
3554 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
3555 Directly include configury headers that are no longer automatically
3556 included by the above headers.
3557 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
3558 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
3559 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
3560 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
3561 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
3562 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
3563 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
3564 (TARGET_VERSION): Define.
3565 * config/i386/beos-elf.h, config/i386/freebsd.h,
3566 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
3567 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
3568 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
3569 config/i386/sco5.h, config/i386/sysv4.h
3570 (TARGET_VERSION): Do not need to protect.
3571 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
3572 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
3573 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
3574 config/i386/i386-interix.h, config/i386/linux-aout.h,
3575 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
3576 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
3577 (YES_UNDERSCORES): Do not define - not needed.
3578 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
3579 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3580 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
3581 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
3582 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3583 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
3584 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
3585 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
3586
9432c136
EB		 35872002-04-02 Eric Botcazou <ebotcazou@multimania.com>
3588 Richard Henderson <rth@redhat.com>
3589
3590 PR c/5484
3591 * function.c (assign_temp): Accept either type or decl argument.
3592 Detect variables whose size is too large to fit into an integer.
3593 * stmt.c (expand_decl): Pass the decl, not the type.
3594
058b1275
DB		 35952002-04-02 David O'Brien <obrien@FreeBSD.org>
3596
3597 * protoize.c: Match include directory usage with cppdefault.c.
3598
5add6d1a 35992002-04-03 Jeffrey A Law (law@redhat.com)
9be40833 3600 Hans-Peter Nilsson <hp@bitrange.com>
5add6d1a
JL		 3601
3602 * combine.c (simplify_comparison): Avoid narrowing a comparison
3603 with a paradoxical subreg when doing so would drop signficant bits.
3604
1e533e4b
SE		 36052002-04-02 Steve Ellcey <sje@cup.hp.com>
3606
3607 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
3608 if POINTERS_EXTEND_UNSIGNED is defined.
3609
7a145e92
RH		 36102002-04-02 Richard Henderson <rth@redhat.com>
3611
3612 PR opt/3967
3613 * local-alloc.c (contains_replace_regs): LO_SUM may contain
3614 replace regs.
3615
3a079822
RH		 36162002-04-02 Richard Henderson <rth@redhat.com>
3617
3618 * doc/standards.texi: Document required freestanding libc entry points.
3619
c94ccb87
AM		 36202002-04-02 Alan Modra <amodra@bigpond.net.au>
3621
3622 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
3623 associated splitter. Remove MQ constraint.
3624 (ctrdi_internal4): Correct CCmode clobber.
3625
fe660a1a
JDA		 36262002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
3627
3628 * milli64.S ($$dyncall): New function.
3629 * t-linux (LIB1ASMFUNCS): Revise module list.
3630 (LIB1ASMSRC): Use pa/milli64.S.
3631
eadc0202
RH		 36322002-04-02 Richard Henderson <rth@redhat.com>
3633
3634 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
3635 rename solaris_sys_varargs_h.
3636
a1471322
RK		 3637Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3638
3639 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
3640 the same mode as its component.
3641
c8b94768
RH		 36422002-04-02 Richard Henderson <rth@redhat.com>
3643
3644 PR opt/190
3645 * final.c (this_is_asm_operands): Export.
3646 * output.h (this_is_asm_operands): Declare.
3647 * config/i386/i386.c (print_operand): Error odd asm operands.
3648
161eb4fc
RH		 36492002-04-02 Richard Henderson <rth@redhat.com>
3650
3651 PR opt/420
3652 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
3653
b88a94c6
RH		 36542002-04-01 Richard Henderson <rth@redhat.com>
3655
3656 PR target/1538
3657 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
3658 * fixinc/fixincl.x: Rebuild.
3659
72e32876
RH		 36602002-04-01 Richard Henderson <rth@redhat.com>
3661
3662 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
3663 (atomic_alloc, atomic_free): New.
3664 (SIZE, MASK_FOR, PTR_IN): New.
3665 (emergency_reg_state, emergency_reg_state_free): New.
3666 (emergency_labeled_state, emergency_labeled_state_free): New.
3667 (reg_state_alloced, labeled_state_alloced): New.
3668 (alloc_reg_state, free_reg_state): New.
3669 (alloc_label_state, free_label_state, free_label_states): New.
3670 (push, pop, dup_state_stack, free_state_stack): Use them.
3671 (desc_label_state): Likewise.
3672 (uw_frame_state_for): Free label states and state stack.
3673 (uw_update_reg_address): Eliminate warnings.
3674
84d76074
VM		 36752002-04-01 Vladimir Makarov <vmakarov@redhat.com>
3676
3677 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
9be40833 3678 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
84d76074 3679
dffd7eb6
NB		 36802002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3681
3682 * c-decl.c (grokdeclarator): Update.
3683 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3684 * c-tree.h (c_mark_addressable): New.
3685 * c-typeck.c (default_function_array_conversion, build_unary_op,
3686 build_array_ref, convert_for_assignment): Update.
3687 (mark_addressable): Rename.
3688 * calls.c (try_to_integrate, expand_call): Use langhook.
3689 * expr.c (expand_expr): Use langhook.
3690 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
3691 * langhooks.h (struct lang_hooks): New hook.
3692 * stmt.c (expand_asm_operands): Use langhook.
3693 * tree.h (mark_addressable): Remove.
3694objc:
3695 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3696
544ef5b5
BW		 36972002-04-01 Bob Wilson <bob.wilson@acm.org>
3698
9be40833
RH		 3699 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
3700 in previous change.
544ef5b5 3701
bcf88f9b
BW		 37022002-04-01 Bob Wilson <bob.wilson@acm.org>
3703
3704 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
3705 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
3706
ceef8ce4
NB		 37072002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3708
3709 * c-common.c (unsigned_conversion_warning, convert_and_check,
3710 unsigned_type, signed_type, shorten_compare,
3711 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
3712 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
3713 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
3714 New.
3715 * c-decl.c (grokdeclarator): Update.
3716 * c-format.c (check_format_types): Update.
3717 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3718 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3719 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
3720 * convert.c (convert_to_integer): Use new hooks.
3721 * expmed.c (make_tree): Use new hooks.
3722 * expr.c (store_expr): Use new hooks.
3723 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
3724 all_ones_mask_p, unextend, fold): Use new hooks.
3725 * langhooks.h (struct lang_hooks_for_types): New hooks.
3726 * tree.h (signed_or_unsigned_type, signed_type,
3727 unsigned_type): Remove.
3728objc:
3729 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3730 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3731
1d9ad0e0
RH		 37322002-03-31 Richard Henderson <rth@redhat.com>
3733
3734 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
3735 (desc_frgr_mem): Fix reference to f16-f31.
3736
d544bc39
KG		 37372002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3738
3739 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3740 RTVEC_ELT): Const-ify.
d8750784
KG		 3741 * varray.h (VARRAY_CHECK): Const-ify.
3742 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
3743 ggc_mark_rtvec, ggc_mark): Const-ify.
d544bc39 3744
b18101c7
NB		 37452002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3746
3747 * diagnostic.c: Include langhooks-def.h.
3748 * Makefile.in (diagnostic.o): Update.
3749
48a7a235
NB		 37502002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3751
3752 * c-common.c (c_unsafe_for_reeval): Rename.
3753 * c-common.h (c_unsafe_for_reeval): Rename.
3754 * c-decl.c (finish_incomplete_decl): Rename.
3755 (c_init_decl_processing): Don't set langhook.
3756 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3757 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3758 * c-objc-common.c (c_objc_common_init): Don't set langhook.
3759 * c-tree.h (finish_incomplete_decl): Rename.
3760 * langhooks-def.h (lhd_unsafe_for_reeval): New.
3761 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
3762 (LANG_HOOKS_INITIALIZER): Update.
3763 * langhooks.c (lhd_unsafe_For_reeval): New.
3764 * langhooks.h (struct langhooks): New hooks.
3765 * toplev.c (incomplete_decl_finalize_hook): Remove.
3766 (wrapup_global_declarations): Update.
3767 * tree.c (lang_unsafe_for_reeval): Remove.
3768 (unsafe_for_reeval): Update.
3769 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
3770 Remove.
3771objc:
3772 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3773 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3774
7cb32822
NB		 37752002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3776
3777 * diagnostic.c (print_error_function): Remove.
3778 (default_print_error_function): Rename.
3779 (report_error_function): Update.
3780 * diagnostic.h (print_error_function): Remove.
3781 (default_print_error_function): Remove.
3782 * langhooks-def.h (struct diagnostic_context): Predeclare.
3783 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
3784 (LANG_HOOKS_INITIALIZER): Update.
3785 * langhooks.h (struct diagnostic context): Predeclare.
3786 (struct lang_hooks): New hook.
3787
1db02437
FS		 37882002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3789
3790 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
3791 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
3792 !flag_pic.
3793 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
3794 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
3795 of PIC_OFFSET_TABLE_REGNUM thruout.
3796 * config/rs6000/rs6000.md: Likewise.
3797 * config/rs6000/darwin.h: Likewise.
3798
3bf1e984
RK		 3799Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3800
3801 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
3802 unsigned HOST_WIDE_INT, not unsigned int.
3803
0864c526
JJ		 38042002-03-31 Jakub Jelinek <jakub@redhat.com>
3805
3806 PR middle-end/6096, middle-end/6098, middle-end/6099
3807 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
3808 CODE_LABELs.
3809 (fill_slots_from_thread): Likewise.
3810
105b2084
JJ		 38112002-03-31 Jakub Jelinek <jakub@redhat.com>
3812
3813 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
3814 floating fields in float regs.
3815 (function_arg_record_value_2): Likewise.
3816
db08fddf
HPN		 38172002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
3818
3819 * config/mmix/mmix.md (define_constants): Remove misleading
3820 FIXME. Add MMIX_fp_rO_OFFSET.
3821 ("nonlocal_goto_receiver"): Don't have stack-frame address of
3822 saved rO as part of the pattern. Remove FIXME.
3823 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
3824 here, at output-time.
3825
4f31cce8
JJ		 38262002-03-31 Jakub Jelinek <jakub@redhat.com>
3827
3828 PR middle-end/6100
3829 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
3830 REG_BR_PRED.
3831 (output_v9branch): Likewise.
3832
ba2b7435
AO		 38332002-03-31 Alexandre Oliva <aoliva@redhat.com>
3834
3835 * gcc.c: Revert previous patch for now.
3836 * config/i386/djgpp.h: Likewise.
3837
aa66aa5f 38382002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
8f840f57
HPN		 3839
3840 * config/mmix/crti.asm (_init): Register _fini with atexit.
3841 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
3842
41ba8a20
RH		 38432002-03-31 Richard Henderson <rth@redhat.com>
3844
3845 PR target/3997
3846 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
3847 (ASM_OUTPUT_DEF_FROM_DECLS): New.
3848
adc186ef
RH		 38492002-03-31 Richard Henderson <rth@redhat.com>
3850
3851 * libgcc2.c (__bb_exit_func): Make static.
3852
9be40833 3853 * config/alpha/alpha.md (trap): New.
a7648399 3854
9602f5a0
RH		 38552002-03-31 Richard Henderson <rth@redhat.com>
3856
3857 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
3858 promoted argument types; build trap.
3859 (expand_builtin_trap): New.
3860 (expand_builtin): Use it.
3861 * stmt.c (expand_nl_goto_receivers): Likewise.
3862 * expr.h (expand_builtin_trap): Declare.
3863 * libfuncs.h (LTI_abort, abort_libfunc): New.
3864 * optabs.c (init_optabs): Init abort_libfunc.
3865
1a0a7539
AO		 38662002-03-31 Alexandre Oliva <aoliva@redhat.com>
3867
3868 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
3869 (LINK_COMMAND_SPEC): ... from here.
7b2e1077 3870 (init_gcc_specs): Duplicate it here too, omitting
1a0a7539
AO		 3871 shared_name in the second copy.
3872 (init_spec): Test for duplicate
3873 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
3874
b5de1a27
DM		 38752002-03-30 David S. Miller <davem@redhat.com>
3876
3877 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3878 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
3879
78414d74 38802002-03-30 Roger Sayle <roger@eyesopen.com>
9be40833 3881 Richard Henderson <rth@redhat.com>
78414d74 3882
9be40833
RH		 3883 * regmove.c (combine_stack_adjustments_for_block): Avoid
3884 emitting a stack adjustment of zero bytes. Let delete_insn
3885 update bb->head.
78414d74 3886
33074e5f
RH		 38872002-03-30 Richard Henderson <rth@redhat.com>
3888
3889 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
3890 (sparc_emitting_epilogue): New.
3891 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
3892 * config/sparc/sparc-protos.h: Update.
3893 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
3894 (TARGET_SWITCHES): Update.
3895 * config/sparc/sparc.md (return): Remove.
3896 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
3897 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
3898 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
3899 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
3900 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
3901 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
3902 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
3903 Remove MASK_EPILOGUE.
3904 * doc/invoke.texi: Update.
3905
606cc056
DB		 39062002-03-30 Daniel Berlin <dan@dberlin.org>
3907
3908 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
3909 CPP will start the file for us.
7b2e1077 3910
bdbe5b8d
RH		 39112002-03-30 Richard Henderson <rth@redhat.com>
3912
3913 PR target/5446
3914 * config/ia64/ia64.c (group_barrier_needed_p): Special case
3915 prologue_allocate_stack.
3916 (ia64_single_set): Use insn codes for recognition of special
3917 cases, not rtl matching.
3918 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
3919
4ab95d82
JH		 3920Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
3921
3922 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
3923
89a8b315
RH		 39242002-03-30 Richard Henderson <rth@redhat.com>
3925
3926 PR target/6032
3927 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
3928 or -fomit-frame-pointer with profiling.
3929 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3930 (FUNCTION_PROFILER): Do nothing.
3931 (PROFILE_HOOK): New.
3932 * config/sparc/sparc.c (sparc_override_options): Don't check
3933 code models for profiling.
3934 (sparc_function_profiler): Remove.
3935 (sparc_profile_hook): New.
3936 * config/sparc/sparc-protos.h: Update.
3937
30984c57
JJ		 39382002-03-30 Jakub Jelinek <jakub@redhat.com>
3939
3940 PR optimization/6086
3941 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
3942 of SUBREG of volatile MEM or because the MEM was mode dependent,
3943 return CLOBBER instead of unmodified SUBREG.
3944
1540f9eb
JH		 3945Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
3946
89a8b315
RH		 3947 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
3948 when not optimizing.
1540f9eb
JH		 3949
3950 * toplev.c (rest_of_compilation): Cann mark_constant_function
3951 only when optimizing.
3952
89a8b315
RH		 3953 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
3954 are NULL.
1540f9eb
JH		 3955
3956 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
3957 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
3958 (try_optimize_cfg): clear all AUX fields.
3959
3960 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
3961 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
3962 (ix86_address_cost): Be prepared for SUBREGed registers.
3963 (legitimate_address_p): Accept SUBREGed registers.
3964
70d95bac
RH		 39652002-03-29 Richard Henderson <rth@redhat.com>
3966
3967 PR target/5672
3968 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
3969
d3294cd9
FS		 39702002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3971
3972 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
3973 for aggregate and TFmode types.
3974
a106c875
HPN		 39752002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
3976
3977 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
3978
7d7a5d6f
RH		 39792002-03-29 Richard Henderson <rth@redhat.com>
3980
6e2d670b 3981 PR target/5886
7d7a5d6f
RH		 3982 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
3983 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
3984
30c99a84
RH		 39852002-03-29 Richard Henderson <rth@redhat.com>
3986
6e2d670b 3987 PR target/6041
30c99a84
RH		 3988 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
3989 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
3990 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
3991 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
3992 conditional.
3993 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
3994
02a566dc
DJ		 39952002-03-29 Dale Johannesen <dalej@apple.com>
3996
3997 * loop.c (combine_movables): Do allow combination of pseudos.
3998
bc3a44db
LR		 39992002-03-29 Loren J. Rittle <ljrittle@acm.org>
4000
4001 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
4002 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
4003 No functional change except ...
4004 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
4005 * doc/install.texi (*-*-freebsd*): Document port configuration.
4006
b0c48229
NB		 40072002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
4008
4009 * Makefile.in (convert.o, calls.o, expmed.o): Update.
4010 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
4011 Use new hooks.
4012 * builtin-types.def (BT_PTRMODE): Update.
4013 * c-common.c (type_for_size): Rename c_common_type_for_size.
4014 (type_for_mode): Similarly.
4015 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
4016 Use new hook.
4017 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
4018 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
4019 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
4020 Redefine.
4021 * c-typeck.c (common_type, comptypes, default_conversion):
4022 Use new hooks.
4023 * calls.c: Include langhooks.h.
4024 (emit_library_call_value_1): Use new hooks. Avoid redundant
4025 calls.
4026 * convert.c: Include langhooks.h
4027 (convert_to_pointer, convert_to_integer): Use new hooks.
4028 * except.c (init_eh): Similarly.
4029 * expmed.c: Include langhooks.h.
4030 (expand_mult_add): Use new hooks.
4031 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
4032 try_casesi): Similarly.
4033 * fold-const.c (optimize_bit_field_compare, make_range,
4034 decode_field_reference, fold_truthop, fold): Similarly.
4035 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
4036 put_var_into_stack): Similarly.
4037 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
4038 LANG_HOOKS_TYPE_FOR_SIZE): New.
4039 (LANG_HOOKS_TYPES_INITIALIZER): Update.
4040 * langhooks.h (lang_hooks_for_types): New hooks.
4041 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
4042 * tree.c (get_unwidened, get_narrower): Similarly.
4043 * tree.h (type_for_mode, type_for_size): Remove.
4044 * varasm.c (force_const_mem): Use new hooks.
4045 * utils2.c (nonbinary_modular_operation): Update.
4046objc:
4047 * objc-act.c (handle_impent): Update.
4048 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
4049 Redefine.
4050
e206a74f
SE		 40512002-03-29 Steve Ellcey <sje@cup.hp.com>
4052
4053 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
4054 * config/ia64/ia64.c (basereg_operand): New.
4055 * config/ia64/ia64-protos.h (basereg_operand): Declare.
4056 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
4057
7d9b6378
HPN		 40582002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
4059
4060 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
4061 unwind information when frame_pointer_needed.
4062 (mmix_assemble_integer): Tweak wording in comment.
4063
f1e639b1
NB		 40642002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
4065
4066 * Makefile.in (except.o): Update.
4067 * except.c: Include langhooks.h.
4068 (init_eh): Use langhook.
4069 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
4070 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
4071 (LANG_HOOKS_INITIALIZER): Update.
4072 * langhooks.h (lang_hooks_for_types): New.
4073 (struct lang_hooks): Add it.
4074 * tree.c (make_lang_type_fn, make_lang_type): Remove.
4075 * tree.h (make_lang_type_fn, make_lang_type): Remove.
4076config:
4077 * alpha/alpha.c: Include langhooks.h.
4078 (alpha_build_va_list): Use langhook.
4079 * d30v/d30v.c: Include langhooks.h.
4080 (d30v_build_va_list): Use langhook.
4081 * i386/i386.c: Include langhooks.h.
4082 (ix86_build_va_list): Use langhook.
4083 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
4084 * s390/s390.c: Include langhooks.h.
4085 (s390_build_va_list): Use langhook.
4086 * stormy16/stormy16.c: Include langhooks.h.
4087 (stormy16_build_va_list): Use langhook.
4088
f17f9332
JJ		 40892002-03-29 Jakub Jelinek <jakub@redhat.com>
4090
4091 PR c++/5964
4092 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
4093 attributes.
4094 (length): Compute variable length for branches/calls/jumps here.
4095 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
4096 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
4097 define branch_type attribute.
4098 (divsi3_sp32): Maximum length is 6 not 7.
4099 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
4100 call_address_untyped_struct_value_sp32,
4101 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
4102 * config/sparc/sparc.c (empty_delay_slot): New function.
4103 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
4104 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
4105
0a0440c9
JJ		 41062002-03-29 Jakub Jelinek <jakub@redhat.com>
4107
4108 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
4109 nonzero_bits if not needed.
4110 (nonzero_bits) [XOR]: Likewise.
4111 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
4112 reg_last_set_mode and mode are both MODE_INT, but not equal.
4113 (record_value_for_reg): Compute reg_last_set_nonzero_bits
4114 in nonzero_bits_mode for MODE_INT modes.
4115
c9045f47
RH		 41162002-03-28 Richard Henderson <rth@redhat.com>
4117
4118 PR target/5715
4119 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
4120 to GAS. Correct drift between alternatives.
4121
f8ed1958
RH		 41222002-03-28 Richard Henderson <rth@redhat.com>
4123
4124 PR target/6087
4125 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
4126
54e20385
LR		 41272002-03-28 Alexandre Oliva <aoliva@redhat.com>
4128
4129 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
4130 emulation to the linker.
4131
41322002-03-28 Loren J. Rittle <ljrittle@acm.org>
4133
4134 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
4135 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
4136
8bc52806
JL		 4137Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
4138
4139 * combine.c (simplify_and_const_int): Make sure to apply mask
4140 when force_to_mode returns a constant integer. PR3311.
4141
279dccc5
JDA		 41422002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
4143
4144 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
4145
62aaa62c
GP		 41462002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4147
4148 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
4149 and Objective-C Dialect Options.
4150
b8de5050
RH		 41512002-03-28 Richard Henderson <rth@redhat.com>
4152
4153 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
4154 comparison should be done vs !=0 not >0 return code. Tidy cases.
4155
619708cc
RH		 41562002-03-28 Richard Henderson <rth@redhat.com>
4157
4158 * c-decl.c (finish_function): New arg can_defer_p. Pass it
4159 on to c_expand_body.
4160 * c-tree.h (finish_function): Update decl.
4161 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
4162
b1d874d7
JH		 4163Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
4164
4165 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
4166
f5eb5fd0
JH		 4167Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
4168
4169 * rtlanal.c: Include flags.h
4170 (may_trap_p): Do not mark FP operations if trapping
4171 if !flag_trapping_math
4172 * Makefile.in (rtlanal.o): Add dependency on flag.h
4173 * ifcvt.c (noce_operand_ok): Avoid the lameness.
4174
81b4c798
ZW		 41752002-03-27 Zack Weinberg <zack@codesourcery.com>
4176
4177 * mips.md: Use dconst1, not 1.0, as first argument of
4178 REAL_VALUE_LDEXP. Don't use union real_extract.
4179
55a2ea2a
AM		 41802002-03-28 Alan Modra <amodra@bigpond.net.au>
4181
4182 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
4183 rather than $target. Heed program_prefix and
4184 program_transform_name. Search for gas in cross-compiler case too.
4185 "test -x" rather than "test -f".
4186 (gcc_cv_ld): Likewise.
4187 (gcc_cv_nm): Heed program_prefix and program_transform_name.
4188 (gcc_cv_objdump): Likewise.
4189 * configure: Regenerate.
4190
7ffb4fd2
NB		 41912002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4192
4193 * Makefile.in (attribs.o): Update.
4194 * attribs.c: Include langhooks.h.
4195 (decl_attributes): Use langhook.
4196 * c-decl.c (insert_default_attributes): Rename.
4197 * c-tree.h (c_insert_default_attributes): New.
4198 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
4199 (LANG_HOOKS_INITIALIZER): Update.
4200 * langhooks.h (struct lang_hooks): New hook.
4201 * tree.h (insert_default_attributes): Remove.
4202objc:
4203 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
4204
e4dbaed5
AS		 42052002-03-27 Andreas Schwab <schwab@suse.de>
4206
4207 * config/i386/i386.c (classify_argument): Also check for
4208 QUAL_UNION_TYPE.
4209
18b467f1
RO		 42102002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4211
4212 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
4213 any more.
4214
d337d653
JH		 4215Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
4216
4217 * i960.md (ret): Set PC.
4218 (nonlocal_goto): Fix expander.
4219 * builtins.c (epxand_builin_longjmp): Check that we've emitted
4220 some jump or call.
4221
218aa620
JH		 4222Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
4223
4224 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
4225 of libcall regions.
4226
e27a4eaf
ZD		 4227Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4228
4229 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
4230 assigning to BLOCK_FOR_INSN directly.
4231
8a12f34c
JH		 4232Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
4233
4234 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
4235
c9d892a8
NB		 42362002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4237
4238 * c-common.c (c_expand_expr): Fix prototype.
4239 * c-common.h (c_expand_expr): Always declare, update.
4240 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
4241 * c-objc-common.c (c_objc_common_init): No global hook.
4242 * expr.c (expand_expr): Use langhook.
4243 * expr.h (enum expand_modifier): Conditionally declare.
4244 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
4245 (LANG_HOOKS_INITIALIZER): Update.
4246 * langhooks.c (lhd_expand_expr): New.
4247 * langhooks.h (struct lang_hooks): New hook.
4248 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
4249 (lang_independent_init): Don't default hook.
4250objc:
4251 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
4252
6dad5a56
RH		 42532002-03-27 Richard Henderson <rth@redhat.com>
4254
4255 PR target/6054
4256 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
4257 TARGET_CONST_GP. Simplify conditions.
4258
59f96879
RH		 42592002-03-27 Richard Henderson <rth@redhat.com>
4260
4261 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
4262 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
4263 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
4264
f3f1190d
DS		 42652002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
4266
4267 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
4268 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
4269 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
4270 Remove unnecessary masks.
4271 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
4272 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
4273 -mwindows, -mdll switches and their negations.
4274
31c816cf
NB		 42752002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4276
4277 * gcc-common.c (lang_mark_false_label_stack): Remove.
4278 * ggc.h (lang_mark_false_label_stack): Similarly.
4279
7b2e1077 42802002-03-26 Vladimir Makarov <vmakarov@redhat.com>
aee8f532
VM		 4281
4282 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
4283
4284 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
4285 or __rtems_ is defined.
4286
1ef9531b
RH		 42872002-03-26 Richard Henderson <rth@redhat.com>
4288
4289 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
4290 if a non-trivial load was emitted.
4291 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
4292 in high+extra+low case.
4293
300d4093
RH		 42942002-03-26 Richard Henderson <rth@redhat.com>
4295
4296 * config.gcc (sparc*-solaris): Use float_format=sparc.
4297
b3689904
RH		 42982002-03-26 Richard Henderson <rth@redhat.com>
4299
4300 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
4301 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
4302 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
4303 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
4304 (WINT_TYPE_SIZE): Fix at 32.
4305
1eefb6c1
RH		 43062002-03-26 Richard Henderson <rth@redhat.com>
4307
4308 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
4309 until after eh landing pad generation.
4310 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
4311 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
4312
361ea006
RH		 43132002-03-26 Richard Henderson <rth@redhat.com>
4314
4315 * expr.h (ADD_PARM_SIZE): One more convert for INC.
4316
1de38a88
PE		 43172002-03-26 Phil Edwards <pme@gcc.gnu.org>
4318
4319 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
4320 and warning switches.
4321 (cc1_options): Likewise.
4322
d7e60e95 43232002-03-26 Hans Boehm <Hans_Boehm@hp.com>
361ea006 4324
d7e60e95
HB		 4325 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
4326 Restore more of the signal context. Set no_reg_stack_frame.
4327 * config/ia64/unwind-ia64.c (unw_state_record):
4328 Add no_reg_stack_frame, comments.
4329 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
4330 (uw_update_context): Adjust bsp when unwinding from leaf,
4331 but not signal frame.
4332
7032923b
DE		 43332002-03-26 David Edelsohn <edelsohn@gnu.org>
4334
4335 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
4336
8be56275
BW		 43372002-03-26 Bob Wilson <bob.wilson@acm.org>
4338
4339 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
4340
56fbb855
RE		 43412002-03-26 Richard Earnshaw <rearnsha@arm.com>
4342
4343 PR target/5621
4344 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
4345 "Add a pool_range attribute", which was lost during the ARM/Thumb
4346 merge.
4347
3437320b
BW		 43482002-03-26 Bob Wilson <bob.wilson@acm.org>
4349
4350 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
4351 a register into the MAC16 accumulator.
4352
173028e5
AC		 43532002-03-26 Andrew Cagney <ac131313@redhat.com>
4354
4355 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
4356 (Warning Options): Document -Wswitch-enum.
4357 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
4358 -Wswitch.
4359 (warn_switch_enum): Define variables.
4360 * flags.h (warn_switch_enum): Declare variables.
4361 * stmt.c (expand_end_case_type): When warn_switch_enum /
4362 -Wswitch-enum, perform switch checks.
4363 Fix PR c/5044.
7b2e1077 4364
e14365a7
RE		 43652002-03-26 Richard Earnshaw <rearnsha@arm.com>
4366
4367 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
4368 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
4369 (reload_muladdsi_compare0_scratch): Delete.
4370
46fc709d
LR		 43712002-03-26 Loren J. Rittle <ljrittle@acm.org>
4372
4373 * doc/install.texi (*-*-freebsd*): Update.
4374
f36dea3c
RH		 43752002-03-26 Richard Henderson <rth@redhat.com>
4376
8e5fe23f
RH		 4377 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
4378 (SUB_PARM_SIZE): Cast DEC to ssizetype.
4379
4380 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
4381 types from the normal argument frame.
4382
f36dea3c
RH		 4383 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
4384 variable sized objects by reference.
4385 (sparc_va_arg): Receive them by reference too.
4386
1447dc69
HP		 43872002-03-26 Hartmut Penner <hpenner@de.ibm.com>
4388
4389 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
7b2e1077 4390 code to not restoring global registers.
1447dc69 4391
4f0ade92
NB		 43922002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
4393
4394 * Makefile.in (ggc-common.o): Update.
4395 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
4396 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
4397 * c-tree.h (c_mark_tree): New.
4398 * ggc-common.c: Include langhooks.h.
4399 (gcc_mark_trees): Use new langhook.
4400 * ggc-callbacks.c: Delete file.
4401 * ggc.h (lang_mark_tree): Remove.
4402 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
4403 (LANG_HOOKS_INITIALIZER): Update.
4404 * langhooks.h (struct lang_hooks): New hook.
4405objc:
4406 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
4407
caba570b
ZW		 44082002-03-25 Zack Weinberg <zack@codesourcery.com>
4409
4410 * doc/cpp.texi: Exclude entire Top node from printed manual.
4411 Move option index after directive index. Insert page breaks
4412 before GFDL and concept index. Index environment variables
4413 with command line options.
4414 * doc/cppenv.texi: Use @vtable for environment variable list.
4415 Add paragraph explaining semantics of empty elements in path
4416 variables. Exclude a cross-reference to Fishkill from the
4417 manpage. Remove an unnecessary cross-reference of the entry
4418 right above the referer. Don't use @anchor in text that goes
4419 into manpage.
4420 * doc/cppopts.texi: Cross-reference the environment variables
4421 section, not the specific environment variable, for consistency.
4422
6b2e80b7
RH		 44232002-03-25 Richard Henderson <rth@redhat.com>
4424
4425 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
4426 anywhere in the block. Don't refer to insns that have been
4427 removed from the chain. Iterate backward through the new insns.
4428 Don't refer to edges that have been removed.
4429
67e469d7
AM		 44302002-03-26 Alan Modra <amodra@bigpond.net.au>
4431
4432 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
4433 test for overflow of constant.
4434
f2356393
RE		 44352002-03-25 Richard Earnshaw <rearnsha@arm.com>
4436
4437 PR target/2623
4438 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
4439 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
4440 these patterns on arm_archv4.
4441
355426ab
DS		 44422002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
4443
4444 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
4445 int".
4446
15e5ad76
ZW		 44472002-03-25 Zack Weinberg <zack@codesourcery.com>
4448
4449 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
4450 float_handled, float_handler, float_signal, set_float_handler,
4451 and do_float_handler. Set handler for SIGFPE to crash_signal.
4452 * toplev.h: Don't prototype do_float_handler.
4453
4454 * c-lex.c: Fold parse_float into lex_number. Make warning
4455 about portability of hex float constants more informative, and
4456 don't issue it on top of a syntax error.
4457 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
4458 their callers.
4459 * real.h: Define REAL_VALUE_ABS here...
4460 * simplify-rtx.c: ... not here. Fold check_fold_consts,
4461 simplify_unary_real, simplify_binary_real, and
4462 simplify_binary_is2orm1 into their callers.
4463 * tree.c: Fold build_real_from_int_cst_1 into caller.
4464
4465 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
4466
4467 * tsystem.h: Include float.h here...
4468 * libgcc2.c: ... not here.
4469
56ae9405
NC		 44702002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
4471
4472 Fixes for: PR bootstrap/3591, target/5676
4473 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
4474 defined. Do not disable exceptions or rtti.
4475 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
4476 mcore.h. Disable exceptions and rtti, since they are not
4477 supported by EPOC.
4478
c88770e9
NB		 44792002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
4480
4481 * c-decl.c (maybe_build_cleanup): Remove.
4482 * expr.c (expand_expr): Use langhook.
4483 * langhooks-def.h (lhd_return_null_tree,
4484 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
4485 (LANGHOOKS_INITIALIZER): Update.
4486 * langhooks.c (lhd_return_null_tree): New.
4487 * langhooks.h (struct lang_hooks): New hook.
4488 * tree-inline.c (initialize_inlined_parameters): Use langhook.
4489 * tree.h (maybe_build_cleanup): Remove.
4490
2ed1f154
JJ		 44912002-03-25 Jakub Jelinek <jakub@redhat.com>
4492
4493 * regrename.c (build_def_use): Move recog_memoized
4494 before extract_insn.
4495
6ddae612
JJ		 44962002-03-25 Jakub Jelinek <jakub@redhat.com>
4497
4498 PR target/6043
4499 * expr.c (emit_group_store): Handle storing into CONCAT.
4500
ea475b23
JJ		 45012002-03-25 Jakub Jelinek <jakub@redhat.com>
4502
4503 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
4504 corresponding MATCH_DUP.
4505
e7d482b9
RH		 45062002-03-24 Richard Henderson <rth@redhat.com>
4507
cd39fc13
RH		 4508 * unroll.c (unroll_loop): Zero label_map.
4509
e7d482b9
RH		 4510 * gcse.c: Include except.h.
4511 * Makefile.in (gcse.o): Update.
4512
1bd6476f
RH		 45132002-03-24 Richard Henderson <rth@redhat.com>
4514
4515 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
4516 Do resolve_unique_section before shared data clause.
4517
2e6c150a
RH		 45182002-03-24 Richard Henderson <rth@redhat.com>
4519
4520 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
4521
b29afcf8
RH		 45222002-03-24 Richard Henderson <rth@redhat.com>
4523
15e5ad76 4524 * recog.c (peephole2_optimize): Split blocks when EH insns are
b29afcf8
RH		 4525 generated in the middle of a block. Do global life update if
4526 zapped EH edges.
4527
05ed1296
RH		 45282002-03-24 Richard Henderson <rth@redhat.com>
4529
4530 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
4531
3ddbb8a9
NB		 45322002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4533
4534 preprocessor/3951
15e5ad76 4535 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
3ddbb8a9
NB		 4536 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
4537 (init_dependency_output): Don't make no_output decision here.
4538
740b77b6
AC		 45392002-03-24 Andrew Cagney <ac131313@redhat.com>
4540
4541 * stmt.c (check_for_full_enumeration_handling): Remove tests of
4542 warn_switch. Update description.
4543 (expand_end_case_type): Call check_for_full_enumeration_handling
4544 when warn_switch.
4545
7590cfd0
SC		 45462002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4547
4548 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
4549 (m68hc11_split_move): Call it to see if the source and destination
4550 operands use the same direction auto inc/dec mode, otherwise make the
c61f581f 4551 source an offsetable memory operand and generate an add.
7590cfd0 4552
2e3d3481
SC		 45532002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4554
4555 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
4556 register for operand 2.
4557 ("*subsi3_zero_extendqi"): Likewise.
4558 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
4559 bits so that it is compatible with a pop.
4560 ("*andhi3_gen"): Likewise.
4561 ("xorhi3"): Likewise.
4562
2784528c
NB		 45632002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4564
4565 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
4566 -pedantic here...
4567 (cpp_post_options): ... not here.
4568
aaf93206
NB		 45692002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4570 Aldy Hernandez <aldyh@redhat.com>
4571
4572 Removal of separate preprocessor cpp0.
4573
4574 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
4575 cpp0, install-common): Update.
4576 * c-common.c (flag_preprocess_only): New.
4577 (c_common_init): Preprocess for -E.
4578 * c-common.h (flag_preprocess_only): New.
4579 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
4580 * c-objc-common.c (c_init_decl_processing): Exit quickly
4581 for NULL return from c_common_init.
4582 * cpplib.h (cpp_preprocess_file): New.
4583 * cppmain.c (main, general_init, pfile, progname): Remove.
4584 (do_preprocessing): Rename cpp_preprocess_file, don't call
4585 cpp_finish. Don't close stdout here.
4586 (setup_callbacks): Update prototype.
4587 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
4588 Update.
4589 * tradcpp.c (main): Ignore -quiet.
4590objc:
4591 * lang-specs.h (default_compilers): Preprocess with cc1obj.
4592
c6e6f5c1
RH		 45932002-03-24 Richard Henderson <rth@redhat.com>
4594
4595 PR optimization/5742
4596 * machmode.def: Add inner mode field to complex modes.
4597 * config/mips/mips.c (mips_function_value): Always define. Add
4598 new argument to handle libcalls.
4599 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
4600 (FUNCTION_VALUE): Likewise.
4601 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
4602 * config/mips/mips-protos.h: Update.
4603
d88e57d1
RH		 46042002-03-23 Richard Henderson <rth@redhat.com>
4605
4606 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
4607 * config/sparc/sparc-protos.h: Update.
4608 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
4609
6dfaf9ba
RH		 46102002-03-23 Richard Henderson <rth@redhat.com>
4611
4612 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
4613 _start or _init begins the text segment.
4614
0c769cf8
DE		 46152002-03-23 David Edelsohn <edelsohn@gnu.org>
4616
4617 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
4618 not HOST_WIDEST_INT.
4619 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
4620
64e92a26
RE		 46212002-03-23 Richard Earnshaw <rearnsha@arm.com>
4622
4623 PR java/5489
4624 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
4625 operand argument to output_return_instruction.
15e5ad76 4626 * arm.c (arm_print_operand, case 'd'): If the operand is
64e92a26
RE		 4627 const_true_rtx then just return.
4628 (arm_print_operand, case 'D'): If the operand is const_true_rtx
4629 then abort.
4630
d6961341
AC		 46312002-03-23 Andrew Cagney <ac131313@redhat.com>
4632
4633 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
4634 (Warning Options): Document -Wswitch-default.
4635 * toplev.c (W_options): Add -Wswitch-default. Update comment on
4636 -Wswitch.
4637 (warn_switch_default): Define variable.
4638 (warn_switch): Update comment.
4639 * flags.h (warn_switch_default): Declare variable.
4640 (warn_switch): Update comment.
4641 * stmt.c (expand_end_case): Check for and, when
4642 warn_switch_no_default, warn of a missing default case.
15e5ad76 4643
d4c5ac1f
AM		 46442002-03-23 Alan Modra <amodra@bigpond.net.au>
4645
bbaa9790
AM		 4646 * real.h (N): Special case 128 bit doubles.
4647
d4c5ac1f
AM		 4648 * combine.c (simplify_comparison): When widening modes, ignore
4649 sign extension on CONST_INTs.
4650
84bf8c2c
BW		 46512002-03-22 Bob Wilson <bob.wilson@acm.org>
4652
4653 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
4654 passed to adjust_address. Fix comment formatting.
4655
4656
b216cd4a
ZW		 46572002-03-22 Zack Weinberg <zack@codesourcery.com>
4658
4659 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
4660 Always make REAL_VALUE_TYPE a struct containing an array of
4661 HOST_WIDE_INT, not a double. Tidy up the code deciding how
4662 big it is. Don't declare or use union real_extract.
4663
4664 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
4665 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
4666 (print_operand), config/arm/arm.c (output_move_double),
4667 config/arm/arm.md (consttable_4, consttable_8),
4668 config/romp/romp.c (output_fpops), config/s390/s390.h
4669 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
4670 (xtensa_output_literal): Don't use union real_extract.
4671
4672 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
4673 (sfmode_constant_to_ulong), config/ns32k/merlin.h
4674 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
4675 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
4676 (PRINT_OPERAND): Don't use local version of union
4677 real_extract.
4678
4679 * config/convex/convex.c (check_float_value), config/vax/vax.c
4680 (vax_float_literal), config/m88k/m88k.md (divdf3),
4681 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
4682 config/pdp11/pdp11.c (output_move_quad): Don't do host
4683 arithmetic on target floating point quantities.
4684
4685 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
4686 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
4687
4688 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
4689 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
4690
4691 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
4692 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
4693 INFINITY.
4694 * print-rtl.c (print_rtx): Disable code which needs
4695 floating-point emulator.
4696 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
4697 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
4698 depending on HOST_FLOAT_FORMAT to be defined properly.
4699
4700 * config/1750a/1750a.c (get_double, float_label): Delete.
4701 (print_operand): Delete huge commented-out chunk. Use
4702 REAL_VALUE_TO_DECIMAL.
4703 * config/1750a/1750a-protos.h: Delete prototypes of deleted
4704 functions.
4705 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
4706 IEEE_FLOAT_FORMAT.
4707 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
4708 Use REAL_VALUE_TO_DECIMAL as ELF version does.
4709 * config/m88k/m88k.c (real_power_of_2_operand,
4710 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
4711 real_extract out of the union; run the input through
4712 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
4713 from that into the union.
4714 * config/pdp11/pdp11.c (output_move_double): Rearrange
4715 parentheses to make automatic indenter happy.
4716
4717 * doc/tm.texi (Cross-compilation): Rename node to "Floating
4718 Point" and rewrite to describe current situation. Also adjust
4719 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
4720 match code.
4721 * doc/rtl.texi: Adjust cross reference.
4722
a8cacfd2
BW		 47232002-03-22 Bob Wilson <bob.wilson@acm.org>
4724
4725 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
4726 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
4727 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
4728 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
4729 prevent use of sp as a reload register.
4730 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
4731 non_acc_reg_operand.
4732 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
4733 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
4734 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4735 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
4736
d4e6133f
NB		 47372002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4738
b216cd4a
ZW		 4739 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
4740 * cpplex.c (unterminated): Delete.
4741 (parse_string): No string literal may extend over multiple
4742 lines. Suppress the error when preprocessing assembly.
d4e6133f
NB		 4743 * cppmain.c (scan_translation_unit): Strings are single-line.
4744
b216cd4a 4745 * doc/cpp.texi: Update to match.
d4e6133f 4746
65e6c005
JJ		 47472002-03-22 Jakub Jelinek <jakub@redhat.com>
4748
4749 PR optimization/5854
4750 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
4751 Shut up warnings.
4752 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
4753 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
4754 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
4755 const0 if scratch register was not allocated.
4756 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
4757 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
4758 with GEN_INT (...).
4759 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
4760 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
4761 with GEN_INT (...) everywhere. Remove constraints in define_split
4762 patterns.
4763 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
4764 require scratch register for setting 0 into regs/non-pushable memory.
4765
7f48c9e1
AO		 47662002-03-22 Alexandre Oliva <aoliva@redhat.com>
4767
4768 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
4769 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
4770
909de5da
PE		 47712002-03-22 Phil Edwards <pme@gcc.gnu.org>
4772
4773 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
4774 * cppinit.c (cpp_create_reader): On by default.
4775 (cpp_handle_option): Handle -W[no-]endif-labels.
4776 (cpp_post_options): Also enable if -pedantic.
4777 * cpplib.c (do_else): Use it.
4778 (do_endif): Likewise.
4779 * doc/cppopts.texi: Document new option.
4780 * doc/invoke.texi: Document new option.
4781
d8bf17f9
LB		 47822002-03-22 Lars Brinkhoff <lars@nocrew.org>
4783
4784 * config/i386/i386.c, config/i386/i386.md: Change all occurences
4785 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
4786
70e0ccd0
AO		 47872002-03-22 Alexandre Oliva <aoliva@redhat.com>
4788
4789 * flow.c (calculate_global_regs_live): Clear aux fields of
4790 ENTRY and EXIT.
4791
68882f0f
JJ		 47922002-03-22 Jakub Jelinek <jakub@redhat.com>
4793
4794 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
4795 REG or MEM subregs, pass rtx * instead of rtx to it.
4796 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
4797 rtx * instead of rtx to alter_subreg.
4798 * config/m32r/m32r.c (gen_split_move_double): Likewise.
4799 * config/pj/pj.c (pj_output_rval): Likewise.
4800
648fe28b
RH		 48012002-03-22 Richard Henderson <rth@redhat.com>
4802
4803 PR target/3177
4804 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
4805 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
4806 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
4807 (ia64_expand_prologue): Look at int_regs, not words, for number
4808 of incomming int regs.
4809
e8dcd824
AM		 48102002-03-22 Andrew MacLeod <amacleod@redhat.com>
4811
4812 * expr.c (expand_expr): A RESULT_DECL is part of a call.
4813
96327cdc
JH		 4814Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
4815
4816 * toplev.c (flag_loop_optimize, flag_crossjumping):
4817 New static variables.
4818 (rest_of_compilation): Conditionalize crossjumping and
4819 loop optimizer.
4820 (parse_options_and_default_flags): Default loop_optimize and
4821 crossjumping.
4822 (lang_independent_options): Add -fcrossjumping and -floop-optimize
4823 * invoke.texi (crossjumping, loop-optimize): Document.
4824
bc185257
RS		 48252002-03-22 Richard Sandiford <rsandifo@redhat.com>
4826
4827 * real.c (eiisneg): Move outside #ifdef NANS.
4828
0a2ed1f1
JH		 4829Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
4830
4831 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
4832 frequencies match; avoid match on different loop depths.
4833 (try_crossjump_to_bb): Kill tests that no longer brings time
4834 savings.
4835 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
4836 updating code.
4837 (split_edge): Likewise.
4838
4839 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
4840 variable.
4841
4842 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
4843 * cfgrtl.c: Include insn-config.h
4844 (split_block) Dirtify block in presence of conditional execution
4845
4d72536e
RS		 48462002-03-22 Richard Sandiford <rsandifo@redhat.com>
4847
4848 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
4849 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
4850 (function_arg): Constify CUMULATIVE_ARGS.
4851 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
4852 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
4853 (UNITS_PER_DOUBLE): New macro.
4854 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
4855 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
4856 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
4857 fp_regs and stack_words.
4858 (EABI_FLOAT_VARARGS_P): New macro.
4859 * config/mips/mips.c (struct mips_arg_info): New.
4860 (mips_arg_info): New function.
4861 (function_arg_advance): Use it. Add adjustment instructions here
4862 rather than in function_arg.
4863 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
4864 for VOIDmode at the beginning of the function.
4865 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
4866 (function_arg_pass_by_reference): Likewise.
4867 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
4868 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
4869 (mips_va_start): Likewise. Use the new stack_words field of
4870 CUMULATIVE_ARGS to set up overflow area. Reformat.
4871 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
4872 doubles and other types, aligning the overflow pointer for non-doubles
4873 too. Remove some code duplication. Replace hard-coded constants.
4874
e6f884cd
RS		 48752002-03-22 Richard Sandiford <rsandifo@redhat.com>
4876
4877 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
4878 (CLASS_UNITS): Undefine.
4879 (CLASS_MAX_NREGS): Use FP_INC.
4880 * config/mips/mips.c (compute_frame_size): Likewise.
4881 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
4882
10cf9bde
NB		 48832002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4884
4885 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
4886 prototype, and handle lexing numbers and identifiers.
4887 (parse_identifier): Update to new form of parse_slow.
4888 (parse_number): Fast path only, use parse_slow otherwise.
4889 (_cpp_lex_direct): Update calls to parse_number.
4890
fbc2782e
DD		 48912002-03-21 DJ Delorie <dj@redhat.com>
4892
4893 * bb-reorder.c (make_reorder_chain_1): Protect against
4894 when redundant edges are omitted.
4895 * predict.c (dump_prediction): Likewise.
4896
fba39eaf
RH		 48972002-03-21 Richard Henderson <rth@redhat.com>
4898
4899 PR target/5996
4900 * fixinc/inclhack.def (solaris_stdio_tag): New.
4901 * fixinc/fixincl.x: Regenerate.
4902
eba80994
EB		 49032002-03-21 Eric Botcazou <ebotcazou@multimania.com>
4904
4905 PR c/5597
4906 * c-typeck.c (process_init_element): Flag non-static
4907 initialization of a flexible array member as illegal.
4908
2a78758b
AM		 49092002-03-22 Alan Modra <amodra@bigpond.net.au>
4910
4911 * config/rs6000/t-linux64: New.
4912 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
4913 t-ppccomm. Use t-rs6000 and t-linux64.
4914 (powerpc64-*-gnu* <tmake_file>): Likewise.
bac015e7
AM		 4915 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
4916 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
4917 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
2a78758b 4918
2cb921f4
AH		 49192002-03-21 Aldy Hernandez <aldyh@redhat.com>
4920
eba80994
EB		 4921 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
4922 flag_really_no_inline instead of optimize == 0.
2cb921f4 4923
eba80994 4924 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
2cb921f4 4925
eba80994 4926 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
2cb921f4 4927
eba80994 4928 * flags.h (flag_really_no_inline): New.
2cb921f4 4929
659e5a7a 4930 * c-common.c (c_common_post_options): Initialize
eba80994 4931 flag_really_no_inline.
2cb921f4 4932
eba80994 4933 * toplev.c (flag_really_no_inline): New.
2cb921f4 4934
239b8b9d
JJ		 49352002-03-21 Jakub Jelinek <jakub@redhat.com>
4936
4937 * config/avr/avr.md (length): Fix length computation for
4938 conditional branches.
4939
43577e6b
NB		 49402002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
4941
4942 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
4943 sdbout.o, profile.o): Update.
4944 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
4945 langhook.
4946 * c-common.h (gettags): Move here from tree.h.
4947 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
4948 insert_block, getdecls, kept_level_p, global_bindings_p): New.
4949 * dbxout.c (dbxout_init): Use getdecls langhook.
4950 * expr.c (expand_expr): Use insert_block langhook.
4951 * fold-const.c: Include langhooks.h.
4952 (fold_range_test, fold_binary_op_with_conditional_arg,
4953 fold): Use global_bindings_p langhook.
4954 * integrate.c (expand_inline_function): Use insert_block langhook.
4955 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
4956 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
4957 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
4958 LANG_HOOKS_GETDECLS): New.
4959 (LANG_HOOKS_INITIALIZER): Update.
4960 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
4961 langhook.
4962 * langhooks.h (struct lang_hooks_for_decls): New.
4963 (struct lang_hooks): Update.
4964 * profile.c: Include langhooks.h.
4965 (output_func_start_profiler): Use new langhooks.
4966 * sdbout.c: Include langhooks.h.
4967 (sdbout_init, sdbout_finish): Use getdecls langhook.
4968 * stmt.c: Include langhooks.h.
4969 (expand_fixup, fixup_gotos): Use new langhooks.
4970 * stor-layout.c: Include langhooks.h.
4971 (variable_size): Use global_bindings_p langhook.
4972 * toplev.c (compile_file): Use getdecls langhook.
4973 * tree-inline.c (remap_block): Use insert_block langhook.
4974 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
4975 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
4976
5b19b10c
RH		 49772002-03-21 Richard Henderson <rth@redhat.com>
4978
4979 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
4980 constants in .data when -fpic.
4981
e05af335
GP		 49822002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4983
4984 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
4985 where appropriate.
4986
60ffc997
TT		 49872002-03-21 Tom Tromey <tromey@redhat.com>
4988
4989 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
4990
75897075
RK		 4991Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4992
a73afd69 4993 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
46399021 4994
75897075
RK		 4995 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
4996
312687cf
EB		 49972002-03-21 Eric Botcazou <ebotcazou@multimania.com>
4998 Richard Henderson <rth@redhat.com>
4999
5000 PR c/5354
5001 * c-common.c (c_expand_expr): Preserve result of a statement
5002 expression if needed.
5003
f0e1f482
JJ		 50042002-03-21 Jakub Jelinek <jakub@redhat.com>
5005
5006 PR bootstrap/4195
5007 * genrecog.c (maybe_both_true_mode): Remove.
5008 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
5009 * machmode.def (Pmode): Likewise.
5010
c14b9960
JW		 5011Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
5012
5013 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
5014 (nonlocal_mentioned_p_1): New function.
5015 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
5016 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
5017 (mark_constant_function): Recognize pure functions.
5018 * rtl.h (global_reg_mentioned_p): New prototype.
5019 * rtlanal.c (global_reg_mentioned_p,
5020 global_reg_mentioned_p_1): New function.
5021
aaa4d130
RO		 50222002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5023
5024 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
5025 UNIX assert.h.
5026 * fixinc/fixincl.x: Regenerate.
5027
e5c4bd1b
JM		 50282002-03-20 Jason Merrill <jason@redhat.com>
5029
5030 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
5031
852b81bb
MM		 50322002-03-20 Michael Meissner <meissner@redhat.com>
5033
5034 * doc/invoke.texi (Optimize Options): Document that -O2 sets
5035 -fstrict-aliasing.
5036
86d8c251
BW		 50372002-03-20 Bob Wilson <bob.wilson@acm.org>
5038
5039 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
5040 ".literal_position" directive before the constant pool.
5041
0a39c350
GP		 50422002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5043
5044 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
5045 Add Craig Rodrigues.
5046 Add Brad Lucier to testers.
5047
71a83373
JJ		 50482002-03-20 Jakub Jelinek <jakub@redhat.com>
5049
5050 PR target/4792
5051 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
5052 to if_then_else.
5053 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
5054 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
5055 instead of insn_extract.
5056
a29b099d
JJ		 50572002-03-20 Jakub Jelinek <jakub@redhat.com>
5058
5059 PR bootstrap/4192
71a83373 5060 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
a29b099d
JJ		 5061
5062 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
5063 stmt if some case has been output.
5064
048b1c95
JJ		 50652002-03-20 Jakub Jelinek <jakub@redhat.com>
5066
5067 PR c/5972
5068 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
5069 movsfcc_1, movdfcc_1): Add %O2.
5070 * config/i386/i386.c (print_operand): Handle %ON.
5071 Print . before float condition codes in Sun as cmov syntax.
5072 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
5073 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
5074 no longer true.
5075
f4864588
PB		 50762002-03-20 Philip Blundell <pb@nexus.co.uk>
5077
5078 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
5079 return instruction if PC was popped.
5080
3a307de4
BW		 50812002-03-20 Bob Wilson <bob.wilson@acm.org>
5082
5083 * config/xtensa/xtensa.md: Remove unused type attributes.
5084 (adddi_carry, subddi_carry): Change type attribute to "multi".
5085
048b1c95 50862002-03-19 Dale Johannesen <dalej@apple.com>
ed7d44bc
DJ		 5087
5088 PR optimization/5999, middle-end/5731
5089 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
5090 multiplications by reciprocals.
5091
7afff7cf
NB		 50922002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
5093
5094 * Makefile.in: Update.
5095 * c-common.c: Include langhooks.h.
5096 (inline_forbidden_p): Use new hook.
5097 * diagnostic.c: Include langhooks.h.
5098 (format_with_decl, announce_function,
5099 default_print_error_function): Use new hook.
5100 * dwarf2out.c (dwarf2_name): Use new hook.
5101 * function.c: Include langhooks.h.
5102 (init_function_start): Use new hook.
5103 * langhooks-def.h (lhd_decl_printable_name): New.
5104 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
5105 (LANGHOOKS_INITIALIZER): Update.
5106 * langhooks.c (lhd_decl_printable_name): New.
5107 * langhooks.h (struct lang_hooks): New hook.
5108 * toplev.c (decl_name, decl_printable_name): Remove.
5109 (open_dump_file): Use new hook.
5110 (process_options): Remove old hook.
5111 * tree.h (decl_printable_name): Remove.
5112objc:
5113 * objc-act.c (objc_init): Remove old hook.
5114 (objc_printable_name): Export.
5115 * objc-act.h (objc_printable_name): New.
5116 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
5117
f78ce0b7
JB		 51182002-03-19 Jim Blandy <jimb@redhat.com>
5119
5120 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
5121 the start_source_file debug hook, not the current line number.
5122
15b5aef3
RH		 51232002-03-19 Richard Henderson <rth@redhat.com>
5124
5125 * flow.c (EH_USES): Provide default.
5126 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
5127 * doc/tm.texi (EH_USES): New.
5128
5129 * config/ia64/ia64.c (ia64_eh_uses): New.
5130 * config/ia64/ia64-protos.h: Update.
5131 * config/ia64/ia64.h (EH_USES): New.
5132
02a7a3fd
RH		 51332002-03-19 Richard Henderson <rth@redhat.com>
5134
5135 * varasm.c (output_constant_def): Fix stupid typo.
5136
93f82d60
RH		 51372002-03-19 Richard Henderson <rth@redhat.com>
5138
2842be05 5139 PR 5879
93f82d60
RH		 5140 * except.c (current_function_has_exception_handlers): New.
5141 * except.h: Declare it.
5142 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
5143 Combine tests that disable all sibcalls for the function.
5144
ed4fbfa0
OH		 51452002-03-19 Olivier Hainque <hainque@act-europe.fr>
5146
5147 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
5148 for INTEGER_CST.
5149
ebf0e888
RH		 51502002-03-19 Richard Henderson <rth@redhat.com>
5151
1e82682b 5152 PR 5977, 5991
ebf0e888
RH		 5153 * config/ia64/ia64.c: Revert 2002-03-01 patch.
5154 * config/ia64/ia64.h (INIT_EXPANDERS): New.
5155
e37b38d7
JB		 51562002-03-19 Jim Blandy <jimb@redhat.com>
5157
5158 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
5159 name, even if the replacement list contains no tokens, as required
5160 by Dwarf.
5161
2a4ea326
JM		 51622002-03-19 Jason Merrill <jason@redhat.com>
5163
f9d09ae5
JM		 5164 * varasm.c (globalize_decl): Get the name from the RTL, not
5165 DECL_ASSEMBLER_NAME.
5166
2a4ea326
JM		 5167 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
5168
99b96edb
BW		 51692002-03-19 Bob Wilson <bob.wilson@acm.org>
5170
5171 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
5172 subdi_carry): Define.
5173
3774b567
DE		 51742002-03-19 David Edelsohn <edelsohn@gnu.org>
5175
5176 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
5177 about -fpic/-fPIC if extra_warnings set.
5178
21ef78aa
DE		 51792002-03-19 David Edelsohn <edelsohn@gnu.org>
5180
5181 * expr.c (expand_expr): Sign-extend CONST_INT generated from
5182 TREE_STRING_POINTER.
0c2fdcdf 5183 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
21ef78aa 5184
91d4b3fd
RK		 5185Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5186
5187 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
5188 in favor of SP if FRAME_POINTER_REQUIRED is false.
5189
2496c7bd
LB		 51902002-03-19 Lars Brinkhoff <lars@nocrew.org>
5191
5192 * emit-rtl.c (gen_int_mode): New function.
5193 * rtl.h: Prototype for it.
5194 * combine.c (make_extraction, simplify_comparison), expmed.c
5195 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
5196 (convert_modes, store_field), optabs.c (expand_fix),
5197 simplify-rtx.c (neg_const_int, simplify_unary_real),
5198
5199 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
5200 Use it instead of GEN_INT (trunc_int_for_mode (...)).
5201
f735a153
JJ		 52022002-03-19 Jakub Jelinek <jakub@redhat.com>
5203
5204 PR c/5656
5205 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
5206 convert_parm_for_inlining.
5207 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
5208 Define.
5209 * langhooks-def.h: Likewise.
5210 * objc/objc-lang.c: Likewise.
5211 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
5212 function.
5213 * tree-inline.c (initialize_inlined_parameters):
5214 Call convert_parm_for_inlining lang hook if needed.
5215 * c-typeck.c (c_convert_parm_for_inlining): New function.
5216 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
5217
1929c971
MM		 52182002-03-18 Mark Mitchell <mark@codesourcery.com>
5219
b216cd4a 5220 * calls.c (precompute_arguments): Do not assume that temporaries
1929c971
MM		 5221 can be destroyed after expanding the argument.
5222 (expand_call): Likewise.
5223
c79ca0ac
EC		 52242002-03-15 Eric Christopher <echristo@redhat.com>
5225
5226 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
5227 Fix register preference on last change.
5228 * config/mips/mips.c (mips_return_in_memory): New function.
5229 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
5230 * config/mips/mips-protos.h: Declare.
5231 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
5232 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
5233
07e2e444
AO		 52342002-03-18 Alexandre Oliva <aoliva@redhat.com>
5235
1bfbbbcf
AO		 5236 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
5237 a register too.
5238 (anddi3, iorsi3): Likewise.
5239
c066429e
AO		 5240 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
5241 use %gprel for symbols that are going to be placed in linkonce
5242 sections.
5243
07e2e444
AO		 5244 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
5245 RETURN_ADDRESS_POINTER_REGNUM to $ra.
5246 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
5247 not needed. Disregard leaf_function_p().
5248 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
5249 mips16 frame pointer.
5250 * config/mips/mips.md (store ra): Only to small SP offsets.
5251 2001-08-22 Graham Stott <grahams@redhat.com>
5252 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
5253 return a REG rtx for the return address register.
5254
eb8e00ea
BW		 52552002-03-18 Bob Wilson <bob.wilson@acm.org>
5256
5257 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
5258 constant-pool addresses as "mode-dependent".
5259 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
5260
cbb92744
JJ		 52612002-03-18 Jakub Jelinek <jakub@redhat.com>
5262
5263 PR target/5740
5264 * expr.c (emit_group_load): Use extract_bit_field if
5265 needed for CONCAT arguments.
5266
657d9449
RE		 52672002-03-18 Richard Earnshaw <rearnsha@arm.com>
5268
91f3a802 5269 PR target/4863
657d9449
RE		 5270 * arm.md (tablejump): Make this a define_expand. For PIC add the
5271 offset to the base of the table.
5272 (thumb_tablejump): Matcher for Thumb tablejump insn.
5273 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
5274 as the difference of two labels.
5275 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5276 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
5277 tables in the code.
5278 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5279 * arm.c (get_jump_table_size): If the table is not in the text
5280 section, return zero.
c79ca0ac 5281
5d5603e2
BS		 52822002-03-18 Bernd Schmidt <bernds@redhat.com>
5283
5284 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
5285 of gen_rtx_SUBREG.
5286 (arm_reload_out_hi): Use gen_lowpart instead of
5287 gen_rtx_SUBREG to access QImode components.
5288 * config/arm/arm.md: Disable zero_extend split for QImode
5289 subregs in BIG_ENDIAN mode.
5290 (storehi_bigend): Match use of least significant byte.
5291 (storeinthi): Remove extraneous SUBREG.
66c17b64 5292 Add missing construction of operands[2].
5d5603e2
BS		 5293 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
5294 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
5295 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
5296
df15fbc7
AH		 52972002-03-18 Aldy Hernandez <aldyh@redhat.com>
5298
2496c7bd
LB		 5299 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
5300 any_operand.
df15fbc7 5301
b83b7fa3
RH		 53022002-03-17 Richard Henderson <rth@redhat.com>
5303
5304 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
5305 explicitly.
5306
6f7c00fe
HPN		 53072002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
5308
5309 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
5310 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
5311
155038f2
KG		 53122002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5313
720d42fa
KG		 5314 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
5315
155038f2
KG		 5316 * predict.c (estimate_bb_frequencies): Delete unused variables.
5317
e6542f4e
RH		 53182002-03-17 Richard Henderson <rth@redhat.com>
5319
5320 * config/ia64/ia64.c (ia64_attribute_table): Move before
5321 targetm definition. Make static.
5322
52dabb6c
NB		 53232002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
5324
5325 * c-common.h (yyparse, c_common_parse_file): New.
5326 * c-lang.c: Include c-common.h.
5327 (LANG_HOOKS_PARSE_FILE): Redefine.
5328 * c-lex.c: Include c-common.h.
5329 (yyparse): Rename c_common_parse_file. Call yyparse.
5330 * c-parse.in (yyparse): Remove macro.
5331 * c-tree.h (yyparse_1): Remove.
5332 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
5333 (LANG_HOOKS_INITIALIZER): Update.
5334 * langhooks.h (struct lang_hoooks): New hook parse_file.
5335 * toplev.c (compile_file): Use parse_file hook.
5336 * tree.h (yyparse): Remove.
e6542f4e 5337 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
52dabb6c 5338
b5ffe606
HPN		 53392002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
5340
ba82f58b
HPN		 5341 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
5342 float_truncate, not fix.
5343 ("*truncdfsf2_real"): Ditto.
5344 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
5345
b5ffe606
HPN		 5346 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
5347
c8d1b2b7
AO		 53482002-03-16 Alexandre Oliva <aoliva@redhat.com>
5349
cfb773f9
AO		 5350 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
5351 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
5352 where appropriate. Make the second reference to
5353 leaf_function_p a function call, as intended. Reindented.
5354
4dffef52
AO		 5355 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
5356 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
5357
4f5bd6d7
AO		 5358 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
5359 add register to non-constant into sp.
5360
c8d1b2b7
AO		 5361 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
5362 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
5363 (mips16_gp_pseudo_rtx): Lose.
5364 (INIT_EXPANDERS): Deleted.
5365 * config/mips/mips.c (mips_init_machine_status): New.
5366 (mips_free_machine_status): New.
5367 (mips_mark_machine_status): New.
5368 (override_options): Set them.
5369 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
5370 (struct machine_function): ... new. Replaced all references.
5371 (mips_add_gc_roots): Don't mark them.
5372 (embedded_pic_fnaddr_reg): New, extracted from...
5373 (embedded_pic_offset): ... here.
5374 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
5375 (movsi): Likewise.
5376
b3124fac
NB		 53772002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
5378
5379 * cppinit.c: Revert -MD removal.
5380
121449b6
SC		 53812002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5382
5383 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
5384 soft registers by default for 68HC12.
5385 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
5386 when compiling with -fomit-frame-pointer.
5387 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
5388 (expand_epilogue): Likewise.
5389 (m68hc11_gen_rotate): Use exg when rotating by 8.
5390
840e2ff1
SC		 53912002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5392
5393 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
5394 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
5395 (splits): Remove unused add splits.
5396 ("*addhi3_68hc12"): Tune constraints.
5397 ("addhi_sp"): Try to use X instead of Y in all cases and if the
5398 constant fits in 8-bits and D is dead use abx/aby instructions.
5399 ("*addhi3"): Remove extern declaration of ix_reg.
5400 ("*subsi3"): Optimize and provide new split.
5401 ("subhi3"): Cleanup.
5402 ("*subhi3_sp"): Avoid saving X if we know it is dead.
5403 (arith splits): For 68hc12 save the address register on the stack
5404 and do the arithmetic operation with a pop.
5405
3c9a5efe
SC		 54062002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5407
5408 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
5409 allocating QImode in address registers.
5410 ("*movqi_m68hc11"): Likewise.
5411
e41f3392
JH		 5412Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
5413
5414 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
5415
576786b0
NB		 54162002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
5417
5418 * cppinit.c (print_help): Display -MD and -MMD.
5419 Don't display usage string. Update assertion syntax and
5420 typo.
5421 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
5422 (cpp_handle_option): Update.
5423
1ac458d4
CD		 54242002-03-15 Chris Demetriou <cgd@broadcom.com>
5425
5426 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
5427 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
5428 and define it so that regardless of target CPU size,
5429 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
5430 of "int" rather than "long."
5431
1fcd592b
RH		 54322002-03-15 Richard Henderson <rth@redhat.com>
5433
5434 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
5435 size as a tree.
5436
a0df6910
SC		 54372002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5438
5439 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
5440 ("tstqi" split): Avoid using memory for tstqi on address register.
5441 (splits): Remove constraints.
5442 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
5443 ("cmpdf", "cmpsf"): Remove since not used.
5444 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
5445 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
5446
015a2e59
SC		 54472002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5448
5449 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
5450 ("neghi2"): Tighten constraints.
5451 ("one_cmplsi2"): Optimize and simplify split.
5452 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
5453
cd28557c
SC		 54542002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5455
5456 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
5457 and split of AND operation to clear the upper bits.
5458 ("*logicalsi3_zextqi"): Likewise.
5459 ("*logicallhi3_zexthi_ashift8"): Likewise.
5460 ("*logicalsi3_silshr16"): Likewise.
5461 ("logicalsi3_silshl16"): Likewise.
5462 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
5463
932657df
SC		 54642002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5465
5466 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
5467 (m68hc11_indirect_p): New function.
5468 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
5469 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
5470 TARGET_M6812.
5471 (asm_print_register): Likewise.
5472 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
5473 (m68hc11_indirect_p): Declare.
5474 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
5475 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
5476 (TARGET_SWITCHES): New option -mrelax.
5477 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
5478 destination.
5479 ("iorsi3", "xorsi3"): Likewise.
5480 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
5481 ("*andhi3_mem"): New to handle destination in memory with bclr
5482 and a scratch register.
5483 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
5484 ("*andhi3_const"): New when operand2 is constant.
5485 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
5486 ("*andhi3_gen"): Cleanup of the old "andhi3".
5487 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
5488 ("xorqi3"): Update constraints.
5489
fdffea1a
SC		 54902002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5491
5492 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
5493 for reg_equiv_memory_loc when the operand is a register that does
5494 not get a hard register (stack location).
5495 (tst_operand): After reload, accept all memory operand.
5496 (symbolic_memory_operand): Fix detection of symbolic references.
5497 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
5498 accept symbols and any constant.
5499
6272bc68
SC		 55002002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5501
5502 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
5503 note on the insn that sets the soft frame register.
5504 (must_parenthesize): ix and iy are also reserved names.
5505 (print_operand_address): One more place where parenthesis are required
5506 to avoid confusion with register names.
5507 (m68hc11_gen_movhi): Allow push of stack pointer.
5508 (m68hc11_check_z_replacement): Fix handling of parallel with a
5509 clobber.
5510 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
5511 the replacement register is.
5512 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
5513 and D8_REGS classes.
5514 (MODES_TIEABLE_P): All modes are tieable except QImode.
5515
1d2d9def
SC		 55162002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5517
5518 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
5519 (___subdi3): Likewise.
5520 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
5521 (__map_data_section): Optimize 68hc11 case.
5522
a0ccf503
SC		 55232002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5524
5525 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
5526 than a shift to avoid adding a register with itself.
5527 (m68hc11_memory_move_cost): Take into account NO_REGS.
5528 (m68hc11_register_move_cost): Update and use memory move cost
5529 for soft registers.
5530 (m68hc11_address_cost): Make cost of valid offset not 0 so that
5531 it gives more opportunities to cse to optimize.
5532 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
5533 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
5534
6e4ae815
MM		 55352002-03-15 Mark Mitchell <mark@codesourcery.com>
5536
5537 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
5538 * c-common.def (CLEANUP_STMT): New tree node.
5539 * c-common.h (CLEANUP_DECL): New macro.
5540 (CLEANUP_EXPR): Likewise.
5541 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
5542 * expr.c (expand_expr): Tidy.
5543 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
5544 * tree-inline.c (initialize_inlined_parameters): Clean up
5545 new local variables.
5546
a42519be
JJ		 55472002-03-15 Jakub Jelinek <jakub@redhat.com>
5548
5549 PR bootstrap/4128
5550 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
5551 before movrXX only, use reg_overlap_mentioned_p.
5552 Only special case NE if just one insn can be generated.
5553
15409448
JM		 55542002-03-15 Jason Merrill <jason@redhat.com>
5555
5556 * varasm.c (assemble_variable): Call resolve_unique_section before
5557 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
5558 of error_mark_node.
5559
3a4edb44
RE		 55602002-03-15 Richard Earnshaw <rearnsha@arm.com>
5561
5562 PR target/5170
5563 * arm.md (split pattern for thumb shiftable immediates): Add comment
5564 explaining non-obvious test.
5565
32defa36
RE		 55662002-03-15 Richard Earnshaw <rearnsha@arm.com>
5567
5568 PR target/5712
5569 * arm.md (movaddr, movaddr_insn): Delete.
5570
5cc90635
JM		 55712002-03-15 Jason Merrill <jason@redhat.com>
5572
5573 * toplev.c (wrapup_global_declarations): Clarify variable handling.
5574 -fkeep-static-consts doesn't apply to comdats.
5575
ecb0eece
RH		 55762002-03-14 Richard Henderson <rth@redhat.com>
5577
5578 * c-decl.c: Include c-pragma.h.
5579 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
5580 (finish_function): Tidy.
5581 * c-pragma.c: Include c-common.h.
5582 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
5583 (handle_pragma_weak): Use them.
5584 (init_pragma): Register pending_weaks.
5585 * c-pragma.h (maybe_apply_pragma_weak): Declare.
5586 * print-tree.c (print_node): Print DECL_WEAK.
5587 * varasm.c (mark_weak_decls): Remove.
5588 (remove_from_pending_weak_list): Remove.
5589 (add_weak): Remove.
5590 (asm_emit_uninitialised): Call globalize_decl for weak commons.
5591 (weak_decls): Make a tree_list.
5592 (declare_weak): Cons weak_decls directly.
5593 (globalize_decl): Remove weak_decls elements directly.
5594 (weak_finish): Simplify weak_decls walk. Don't weaken unused
5595 symbols. Don't pretend to handle aliases.
5596 (init_varasm_once): Update weak_decls registry.
5597 * Makefile.in: Update dependencies.
5598
98d2b17e
RH		 55992002-03-14 Richard Henderson <rth@redhat.com>
5600
5601 PR target/5312
5602 * config/ia64/ia64.c: Include tm_p.h last.
5603 (gen_nop_type): Remove duplicate definition.
5604 (cycle_end_fill_slots): Set sched_data for second L slot.
5605 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
5606 (nop_cycles_until): Fix typos.
5607
f2f4927e
JJ		 56082002-03-15 Jakub Jelinek <jakub@redhat.com>
5609
5610 PR optimization/5891
5611 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
5612
5025a549
DM		 56132002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
5614
5615 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
5616 descriptors correctly.
5617
03e9dbc9
MM		 56182002-03-14 Michael Meissner <meissner@redhat.com>
5619
5620 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
5621 100, allowing MAX_UNROLLED_INSNS to be overridden.
5622
5623 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
5624 --param.
5625
5626 * unroll.c (params.h): Include.
5627 (MAX_UNROLLED_INSNS): Delete, now in params.h.
5628
5629 * doc/invoke.texi (--param max-unroll-insns): Document.
5630
5631 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
5632
12249385
RE		 56332002-03-14 Richard Earnshaw <rearnsha@arm.com>
5634
5635 * arm.md: Fix warnings about constraints in peepholes and splits.
5636
f0cce04a
ZW		 56372002-03-14 Zack Weinberg <zack@codesourcery.com>
5638
5639 * cpphash.h (struct lexer_state): Remove line_extension member.
5640 * cpplib.c (dequote_string, do_linemarker): New functions.
5641 (linemarker_dir): New data object.
5642 (DIRECTIVE_TABLE): No longer need to interpret #line in
5643 preprocessed source. Delete obsolete comment about return
5644 values of handlers.
5645 (end_directive, directive_diagnostics, _cpp_handle_directive):
5646 Don't muck with line_extension.
5647 (directive_diagnostics): No need to issue warnings for
5648 linemarkers here.
5649 (_cpp_handle_directive): Issue warnings for linemarkers here,
5650 when appropriate. Dispatch linemarkers to do_linemarker, not
5651 do_line.
5652 (do_line): Code to handle linemarkers split out to do_linemarker.
5653 Convert escape sequences in filename argument, both places.
5654
5655 * cppmacro.c (quote_string): Rename cpp_quote_string and
5656 export. All callers changed.
5657 * cpplib.h (cpp_quote_string): Prototype.
5658 * cppmain.c (print_line): Call cpp_quote_string on to_file
5659 before printing it.
5660
5661 * doc/cpp.texi: Document that escapes are now interpreted in
5662 #line and in linemarkers, and that non-printing characters are
5663 converted to octal escapes when linemarkers are generated.
5664
5665Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
83a49407
JH		 5666
5667 * emit-rtl.c (try_split): Use delete_insns.
5668 * recog.c (split_all_insns): Fix terminating condition.
5669
c882c7ac
RE		 56702002-03-14 Richard Earnshaw <rearnsha@arm.com>
5671 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
5672
5673 PR target/5828
5674 * arm.c (arm_output_epilogue): Fix floating-point register save
5675 adjustment when using a frame pointer.
5676
3f26edaa
RS		 56772002-03-14 Richard Sandiford <rsandifo@redhat.com>
5678
5679 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
5680 * config/mips/mips.c (compute_frame_size): Retrofit them here.
5681 (save_restore_insns, mips_expand_epilogue): And here.
5682 (build_mips16_call_stub): And here.
5683 (mips_function_value): Use the new macros to decide whether a single
5684 or complex float can be returned in floating-point registers. Return
5685 a parallel rtx in the complex case.
5686
1e3881c2
JH		 5687Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
5688
5689 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
5690 call after liveness analysis.
5691
5692 * recog.c (split_insn): Use delete_insn_and_edges.
5693
5694 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
5695 instructions to have branch prediction notes.
5696 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
5697
200ef634
GK		 56982002-03-14 Geoffrey Keating <geoffk@redhat.com>
5699
5700 * configure.in: Don't pass -Wno-long-long to a ADA compiler
5701 that doesn't support it.
5702 * configure: Regenerate.
5703
0b82d204
JJ		 57042002-03-13 Jakub Jelinek <jakub@redhat.com>
5705
5706 PR target/5626
5707 * config/sparc/sparc.md (normal_branch, inverted_branch,
5708 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
5709 inverted_fp_branch): Adjust calls to output_cbranch.
5710 Set length attribute.
5711 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
5712 output_v9branch. Set length attribute.
5713 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
5714 predicates.
5715 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
5716 (output_cbranch): Likewise. Handle far branches.
5717 (output_v9branch): Handle far branches.
5718 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
5719 Adjust prototypes.
5720 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
5721 noov_compare64_op predicates.
5722
7a8de19b
JM		 57232002-03-13 Jason Merrill <jason@redhat.com>
5724
5725 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
5726 into the function and constify it.
5727 * gthr-dce.h, gthr-solaris.h: Likewise.
5728
2a55fd42
DE		 57292002-03-13 David Edelsohn <edelsohn@gnu.org>
5730
5731 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
5732 * config/rs6000/rs6000.c (rs6000_va_arg): Use
5733 std_expand_builtin_va_arg if not ABI_V4.
5734
19c5b1cf
JM		 57352002-03-13 Jason Merrill <jason@redhat.com>
5736
5737 * varasm.c (globalize_decl): New fn.
5738 (assemble_start_function): Use it.
5739 (asm_emit_uninitialized): Use it.
5740 (assemble_alias): Use it.
5741 (assemble_variable): Use it.
5742
2a15f5e1
HPN		 57432002-03-13 Hans-Peter Nilsson <hp@axis.com>
5744
5745 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
f0cce04a 5746 2002-03-12 internal visibility change.
2a15f5e1
HPN		 5747 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
5748 visibility into SYMBOL_REF_FLAG.
5749
c0a3eeac
UW		 57502002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
5751
5752 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
5753 VOIDmode operand. Add compile-time optimization for constant results.
5754
a1652cee
JM		 57552002-03-12 Jason Merrill <jason@redhat.com>
5756
5757 * c-typeck.c (convert_for_assignment): Don't allow conversions
5758 between pointers and references. Only allow lvalues to convert to
5759 reference.
5760
c52a375d
HP		 57612002-03-13 Hartmut Penner <hpenner@de.ibm.com>
5762
f0cce04a
ZW		 5763 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
5764 before prologue, to avoid scheduling problems.
c52a375d 5765
e387e99b
JJ		 57662002-03-13 Jakub Jelinek <jakub@redhat.com>
5767
5768 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
5769 (ELIMINABLE_REGS): Add sfp->sp.
5770 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
5771
57722002-03-13 Jakub Jelinek <jakub@redhat.com>
09948ece
JJ		 5773
5774 PR optimization/5892
5775 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
5776
4061c1a3
JJ		 57772002-03-13 Jakub Jelinek <jakub@redhat.com>
5778
5779 * loop.c (basic_induction_var): Don't call convert_modes if mode
5780 classes are different.
5781
5b43fed1
RH		 57822002-03-12 Richard Henderson <rth@redhat.com>
5783
9f53e965
RH		 5784 PR optimization/5901
5785 * function.c (reposition_prologue_and_epilogue_notes): Position
5786 the markers after/before the last/first insn not deleted.
5787
57882002-03-12 Richard Henderson <rth@redhat.com>
5789
5790 PR optimization/5878
5b43fed1
RH		 5791 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
5792 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
5793 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
5794
5795 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
5796 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
5797 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
5798
5799 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
5800 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
5801 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
5802 also. Don't set it if not flag_pic.
5803 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
5804 to be INVALID_REGNUM when not used.
5805
4e9bb42b
AH		 58062002-03-13 Aldy Hernandez <aldyh@redhat.com>
5807
5b43fed1
RH		 5808 * expmed.c (store_bit_field): Reset alias set for memory.
5809 (extract_bit_field): Same.
4e9bb42b 5810
2f9834e8
KG		 58112002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5812
5813 * c-common.c (c_tree_code_type, c_tree_code_length,
5814 c_tree_code_name, add_c_tree_codes): Delete.
5815 * c-common.h (add_c_tree_codes): Delete.
5816 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
5817 Define.
5818 * c-objc-common.c (c_objc_common_init): Don't call
5819 add_c_tree_codes, instead set lang_unsafe_for_reeval.
5820 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5821 objc_tree_code_name, add_objc_tree_codes): Delete.
5822 (objc_init): Don't call add_objc_tree_codes.
5823 * objc/objc-lang.c (tree_code_type, tree_code_length,
5824 tree_code_name): Define.
5825 * toplev.c (lang_independent_init): Don't set
5826 tree_code_length[IDENTIFIER_NODE].
5827 * tree.c (tree_code_type, tree_code_length, tree_code_name):
5828 Delete definitions, moved to language front-ends.
5829 * tree.def (IDENTIFIER_NODE): Hardwire the length.
5830 * tree.h (tree_code_type, tree_code_length, tree_code_name):
5831 Const-ify.
5832 (tree_code_length): Change type to unsigned char.
5833
36ad2436
RH		 58342002-03-12 Richard Henderson <rth@redhat.com>
5835
5836 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
5837 internal visibility change.
5838
0ae02efa
BW		 58392002-03-12 Bob Wilson <bob.wilson@acm.org>
5840
5841 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
5842 validize_mem() instead of change_address to avoid clobbering
5843 memory attributes.
5844
35bb2bee
NB		 58452002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5846
5847 * c-lex.h (position_after_whitespace): Remove.
5848
62ae2529
JJ		 58492002-03-12 Jakub Jelinek <jakub@redhat.com>
5850
5851 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
5852 (lex_string): Use unsigned char pointers.
5853
6a45951f
UW		 58542002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5855
5856 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
5857 is not a valid memory_operand.
5858
e2fb85da
BW		 58592002-03-12 Bob Wilson <bob.wilson@acm.org>
5860
5861 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
5862 * config/xtensa/lib1funcs.asm: Fix copyright to include
5863 special case for libgcc files.
5864 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
5865 (__divsi3): Likewise.
5866 (__umodsi3): Likewise.
5867 (__modsi3): Likewise.
5868 * config/xtensa/lib2funcs.S: Fix copyright to include
5869 special case for libgcc files.
5870
5b8619f8
TR		 58712002-03-12 Tom Rix <trix@redhat.com>
5872
5873 * collect2.c (resolve_lib_name): Move outside of
f0cce04a 5874 OBJECT_FORMAT_COFF ifdef.
5b8619f8
TR		 5875 (ignore_library): Same.
5876
089c8f97
BW		 58772002-03-12 Bob Wilson <bob.wilson@acm.org>
5878
5879 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
5880
958c70ff
BW		 58812002-03-12 Bob Wilson <bob.wilson@acm.org>
5882
5883 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
5884 to function_section before writing out the constant pool.
5885
a65c591c
DE		 58862002-03-12 David Edelsohn <edelsohn@gnu.org>
5887
5888 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
5889 zero_constant.
5890 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
5891
58922002-03-12 Alan Modra <amodra@bigpond.net.au>
5893
5894 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
5895 (adddi3): Likewise.
5896 (movdf): Likewise.
5897 (movdi): Likewise.
5898 (cmpsi splitter): Likewise.
5899 (modsi3): Fail if <= 0.
5900 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
5901 redundant test when HOST_BITS_PER_WIDE_INT != 32.
5902 (reg_or_sub_cint64_operand): Likewise.
5903 (num_insns_constant_wide): Optimize sign extension.
5904 (rs6000_legitimize_address): Likewise.
5905
17720332
AM		 59062002-03-12 Andrew MacLeod <amacleod@redhat.com>
5907
5908 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5909 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5910
cd49f073
AM		 59112002-03-12 Andrew MacLeod <amacleod@redhat.com>
5912
5913 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
5914 address calculation.
5915
6a4e49c1
UW		 59162002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5917
5918 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
5919 scratch register to DImode / TImode.
5920 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
5921 register used does not overlap the target.
5922
54b6670a
KG		 59232002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5924
5925 * Makefile.in (debug.o): Depend on debug.h.
5926 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
5927 * debug.c (do_nothing_debug_hooks): Likewise.
5928 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
5929 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
5930 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
5931 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
5932 * dwarfout.c (dwarf_debug_hooks): Likewise.
5933 * integrate.c (output_inline_function): Likewise.
5934 * objc/objc-act.c (synth_module_prologue): Likewise.
5935 * sdbout.c (sdb_debug_hooks): Likewise.
5936 * toplev.c (debug_hooks): Likewise.
5937 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5938
2465bf76
KG		 59392002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5940
5941 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
5942 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
5943 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
5944 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
5945 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
5946 * defaults.h (POINTER_SIZE): Define.
5947 * doc/tm.texi (POINTER_SIZE): Document default.
5948
53f3e9ca
KG		 59492002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5950
5951 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
5952
44d3eb5b
RH		 59532002-03-11 Richard Henderson <rth@redhat.com>
5954
5955 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
5956 if rebuild_label_notes_after_reload.
5957
4a085d2e
HPN		 59582002-03-12 Hans-Peter Nilsson <hp@axis.com>
5959
5960 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
5961 emit pic register load if "internal" visibility.
5962 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
5963 (cris_expand_builtin_va_arg): Do all computations on trees.
5964
bc204393
RH		 59652002-03-11 Richard Henderson <rth@redhat.com>
5966
5967 * rtlanal.c: Include recog.h.
5968 (keep_with_call_p): Fix thinko.
5969 * Makefile.in (rtlanal.o): Update dependencies.
5970
6b8b9d7b
CM		 59712002-03-11 Chris Meyer <cmeyer@gatan.com>
5972
5973 * genflags.c (gen_insn): Use IS_VSPACE.
5974 * genoutput.c (output_insn_data): Likewise.
5975 (process_template): Likewise.
5976
6c40858f
RH		 59772002-03-11 Richard Henderson <rth@redhat.com>
5978
5979 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
5980
40adaa27
NB		 59812002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
5982
5983 * Makefile.in: Update.
6c40858f 5984 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
40adaa27 5985 Update documentation.
6c40858f
RH		 5986 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
5987 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
40adaa27 5988
049b03f4
ZW		 59892002-03-11 Zack Weinberg <zack@codesourcery.com>
5990
5991 * Makefile.in: Give texi2pod its input file as a command line
5992 argument, not on stdin.
5993
61eece67
DN		 59942002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
5995 Daniel Berlin <dan@dberlin.org>
5996
5997 C++ alias analysis improvement.
f0cce04a 5998 * alias.c (record_component_aliases): Record aliases for base
61eece67
DN		 5999 classes too.
6000
a65c591c
DE		 60012002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
6002
ff080aba
UW		 6003 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
6004
1682dbb1
DR		 60052002-03-11 Douglas B Rupp <rupp@gnat.com>
6006
fa2d765a
DR		 6007 * toplev.c (vms_fopen): Remove, not needed.
6008
6f1fd286
DR		 6009 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
6010
b230e057
DR		 6011 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
6012
cb9a8e97
DR		 6013 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
6014 for FP, already done later.
6015
1682dbb1
DR		 6016 * toplev.c (debug_args): Add entry for VMS_DEBUG.
6017 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
6018
3fcaac1d
RS		 60192002-03-11 Richard Sandiford <rsandifo@redhat.com>
6020
6021 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
6022 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
6023 LARGEST_EXPONENT_IS_NORMAL for the given mode.
6024 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
6025 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
6026 (ediv, emul, eldexp, esqrt): Likewise.
6027 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
6028 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
6029 (saturate): New function.
6030 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
6031 (make_nan): Use a saturation value instead of a NaN if
6032 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
6033 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
6034 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
6035 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
6036 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
6037 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
6038 !ROUND_TOWARDS_ZERO.
6039 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
6040 (ROUND_TOWARDS_ZERO): Document.
6041
d25558be
AJ		 60422002-03-11 Andreas Jaeger <aj@suse.de>
6043
6044 * cfg.c (dump_flow_info): Remove unused variable.
6045
c71f9ae7
HPN		 60462002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
6047
6048 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
6049 computations on trees.
6050
561c9153
RH		 60512002-03-10 Richard Henderson <rth@redhat.com>
6052
932b4e3e 6053 PR 5693:
561c9153
RH		 6054 * reload.c (copy_replacements_1): New.
6055 (copy_replacements): Use it to recurse through the rtx.
6056
26b738be
RH		 60572002-03-10 Richard Henderson <rth@redhat.com>
6058
6059 * loop.c (strength_reduce): Compute number of iterations as
6060 unsigned HOST_WIDE_INT.
6061
8d8a083e
RH		 60622002-03-10 Richard Henderson <rth@redhat.com>
6063
6064 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
6065 to move away from the end of the block.
6066
32810ba3
NB		 60672002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
6068
6069 PR preprocessor/5899
6070 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
d25558be 6071
2b03d201
KG		 60722002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6073
f90c544c
KG		 6074 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
6075
2b03d201
KG		 6076 * attribs.c (decl_attributes): Fix signed/unsigned warning.
6077
3ec1b4cb
HPN		 60782002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
6079
6080 * config/mmix/mmix.c: Improve comments.
6081 (mmix_target_asm_function_prologue): Drop variable
6082 empty_stack_frame. Don't allocate unused slot above fp.
6083 (mmix_target_asm_function_epilogue): Mirror prologue changes.
6084 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
6085 brace in first column.
6086 (enum reg_class): Ditto.
6087 (FIRST_PARM_OFFSET): Now 0.
6088 (USER_LABEL_PREFIX): Remove #if 0:d definition.
6089
27e486c5
KG		 60902002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6091
6092 * combine.c (make_extraction): Fix error in last change.
6093
0139adca
KG		 60942002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6095
6096 * c4x.c (c4x_fp_reglist): Const-ify.
6097 * cris.c (cris_print_operand): Likewise.
6098 * i386.c (ix86_va_arg): Likewise.
6099 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
6100 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
6101 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
6102 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
6103 * mcore.h (regno_reg_class): Likewise.
6104 * mips.c (gen_int_relational): Likewise.
6105 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
6106 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
a4334c36 6107 * pdp11.c (move_costs): Likewise.
0139adca
KG		 6108 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
6109 * s390.c (s390_branch_condition_mnemonic, regclass_map):
6110 Likewise.
6111 * s390.h (regclass_map): Likewise.
6112 * sh.c (shift_amounts): Likewise.
a4334c36 6113 * sh.md (rotlsi3): Likewise.
0139adca 6114
889b90a1
GK		 61152002-03-09 Geoffrey Keating <geoffk@redhat.com>
6116
6117 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
6118 (ne0+5): Use new clobber to generate proper shift pattern.
6119 Patch by Michael Matz <matz@kde.org>.
6120
2877e0ae
AS		 61212002-03-09 Andreas Schwab <schwab@suse.de>
6122
6123 * gcc.c (validate_all_switches): Also handle `%W{...}'.
6124
79b51cd7
GK		 61252002-03-09 Geoffrey Keating <geoffk@redhat.com>
6126
6127 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
6128
e0f1be5c
JJ		 61292002-03-09 Jakub Jelinek <jakub@redhat.com>
6130
6131 PR middle-end/5877
6132 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
6133 even for non-representable constants.
6134
0a7ec763
RK		 6135Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6136
93fe8e92
RK		 6137 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
6138 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
6139 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
6140 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
6141 (pop_function_context): Compute MAY_SHARE parameter for
6142 fixup_var_refs.
6143 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
6144 (gen_mem_addressof): Call fixup_var_refs with new parm.
6145
0a7ec763
RK		 6146 * combine.c (make_extraction): Don't make extension of CONST_INT.
6147
a85cd407
AO		 61482002-03-09 Alexandre Oliva <aoliva@redhat.com>
6149
9445b814
AO		 6150 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
6151 in o32 and o64 ABIs.
6152 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
6153 but getting fixed-size structs passed in registers regardless of
6154 padding in o32 and o64 ABIs.
6155
a85cd407
AO		 6156 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
6157 offset before loading address of argument passed by transparent
6158 reference.
6159
c51fbe40
JDA		 61602002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
6161
6162 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
6163
918e70dd
AO		 61642002-03-09 Alexandre Oliva <aoliva@redhat.com>
6165
6166 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
6167 marker such that registers after it are saved.
6168
3070dd00
KG		 61692002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6170
6171 * sparc.c (arith_4096_operand): Fix error in last change.
6172
e25d11b0
AO		 61732002-03-08 Alexandre Oliva <aoliva@redhat.com>
6174
6175 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
6176 defaults for MEABI.
6177
41daaf0e
AH		 61782002-03-08 Aldy Hernandez <aldyh@redhat.com>
6179
5b43fed1
RH		 6180 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
6181 vectors.
41daaf0e 6182
fa139b00
AH		 61832002-03-08 Aldy Hernandez <aldyh@redhat.com>
6184
5b43fed1 6185 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
fa139b00 6186
c51d95ec
JH		 6187Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
6188
6189 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
6190 removed; fix return value.
6191 * combine.c (combine_instructions): Dirtify blocks where we failed to
6192 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
6193 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
6194
3b25fbfe
KG		 61952002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6196
6197 * gcse.c (insert_insn_end_bb): Fix typo in last change.
6198
189ae0f4
JH		 6199Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
6200
6201 * recog.c (peephole2_optimize): Re-distribute EH edges.
6202
24965e7a
NB		 62032002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
6204
6205 * expr.c (expand_expr): Use unsave lang hook.
6206 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
6207 (LANG_HOOKS_INITIALIZER): Update.
6208 * langhooks.h (struct lang_hooks): New hook unsave.
6209 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
6210 (unsave_expr_1): Remove unused lang_unsave_expr_now.
6211 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
6212 (unsave_expr_now): Remove.
6213 * tree.h (unsave_expr_now, lang_unsave,
6214 lang_unsave_expr_now): Remove.
6215 (lhd_unsave): New.
6216
1e4e95d6
AJ		 62172002-03-08 Andreas Jaeger <aj@suse.de>
6218
6219 * flow.c (propagate_block_delete_insn): Remove unused variable.
6220
054ef905
KH		 62212002-03-08 Kazu Hirata <kazu@hxi.com>
6222
6223 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
6224 insn length for memory load/store.
6225
5304400d 62262002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
1e4e95d6 6227
5304400d
CR		 6228 * doc/install.texi (--with-libiconv-prefix): Document.
6229
81034129
MB		 62302002-03-08 Michael Y. Brukman <myb2@cornell.edu>
6231
6232 * doc/sourcebuild.texi: Fix typo.
6233
71db7d03
JJ		 62342002-03-08 Jakub Jelinek <jakub@redhat.com>
6235
6236 PR c/3711
6237 * builtins.c (std_expand_builtin_va_arg): Do all computations on
6238 trees.
6239
127c1ba5
RK		 6240Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6241
6242 * rtl.c (copy_most_rtx): Move from here ...
6243 * emit-rtl.c (copy_most_rtx): ... to here.
6244
8a13c092
AO		 62452002-03-08 Alexandre Oliva <aoliva@redhat.com>
6246
5faae4f7
AO		 6247 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
6248 SUBTARGET_CPP_SIZE_SPEC.
6249 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
6250
8a13c092
AO		 6251 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
6252
4ec59de2
MH		 62532002-03-07 Matt Hiller <hiller@redhat.com>
6254
6255 * gensupport.c (first_dir_md_include): Renamed from include;
6256 change all references.
6257 (last_dir_md_include): Renamed from last_include; change all
6258 references.
6259 (init_md_reader): Unconditionally initialize base_dir whether or
6260 not filename is a relative path.
6261
12f61e77
AO		 62622002-03-07 Alexandre Oliva <aoliva@redhat.com>
6263
95356058
AO		 6264 * config/fp-bit.c (_unord_f2): Compile it in even if
6265 US_SOFTWARE_GOFAST is enabled.
6266
12f61e77
AO		 6267 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
6268 NULL_RTX. Set all HFmode operations as NULL_RTX.
6269 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
6270 NULL_RTX, try reversing the comparison and the operands.
6271
6d7a1c4c
UW		 62722002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
6273
6274 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
6275 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
6276 and MATCH_OP_DUP.
6277
66d54344
JH		 6278Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
6279
6280 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
6281
068473ec
JH		 6282Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
6283
6284 * basic-block.h (fixup_abnormal_edges): Declare.
6285 * reload1.c (fixup_abnormal_edges): New function.
6286 * reg-stack.c (convert_regs): Use it.
6287
6288 * gcse.c (insert_insn_end_bb): Handle trapping insns.
6289
6290 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
6291
71925bc0
RS		 62922002-03-07 Richard Sandiford <rsandifo@redhat.com>
6293
6294 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
6295 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
6296 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
6297 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
6298 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
6299 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
6300 unless x and y could be infinite.
6301 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
6302 Check that the common type of both arguments is a real, even for
6303 targets without unordered comparisons. Allow an integer argument
6304 to be compared against a real.
6305 (expand_tree_builtin): Use expand_unordered_cmp.
6306 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
6307 * cse.c (fold_rtx): Likewise. Fix indentation.
6308 * fold-const.c (fold_real_zero_addition_p): New.
6309 (fold): Use it, and the new HONOR_... macros.
6310 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
6311 * jump.c (reversed_comparison_code_parts): After searching for
6312 the true comparison mode, use HONOR_NANS to decide whether it
6313 can be safely reversed.
6314 (reverse_condition_maybe_unordered): Remove IEEE check.
6315 * simplify-rtx.c (simplify_binary_operation): Use the new macros
6316 to decide which simplifications are valid. Allow the following
6317 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
6318 and (a - -b) to (a + b).
6319 (simplify_relational_operation): Use HONOR_NANS.
6320 * doc/tm.texi: Document the MODE_HAS_... macros.
6321
145d3bf2
RE		 63222002-03-07 Richard Earnshaw <rearnsha@arm.com>
6323
6324 * combine.c (simplify_comparison): If simplifying a logical shift
6325 right and compare with constant, force the comparison to unsigned.
6326
76a773f3
AH		 63272002-03-07 Aldy Hernandez <aldyh@redhat.com>
6328
5b43fed1 6329 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
76a773f3 6330
5b43fed1
RH		 6331 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
6332 -mabi=no-altivec
6333 (alt_reg_names): Remove % for vrsave.
76a773f3 6334
ab55f58c
RH		 63352002-03-06 Richard Henderson <rth@redhat.com>
6336
5ddec02e 6337 PR optimization/5844
ab55f58c
RH		 6338 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
6339 if used indicates we've already emitted one copy of an operand.
6340 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
6341 (gen_split): Supply a non-null used.
6342
e16e3291
UW		 63432002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
6344
5b43fed1 6345 * reload1.c (reload): Unshare all rtl after reload is done.
e16e3291 6346
1e4e95d6 6347 * simplify-rtx.c (simplify_plus_minus): Do not abort,
e16e3291
UW		 6348 but simply fail if the expression is too complex to simplify.
6349 (simplify_gen_binary): Handle simplify_plus_minus failures.
6350
2ca6672b
JH		 6351Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
6352
6353 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
6354 consistently call delete_trivially_dead_insns after CSE and GCSE;
6355 fix DFI_life dumping; do jump threading after liveness; do crossjumping
6356 after liveness2; update comment in last crossjumping.
6357 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
6358
31d0dd4f
JL		 6359Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
6360
d094b0b3
JL		 6361 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
6362 after completing fast dead code elimination.
6363
31d0dd4f
JL		 6364 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
6365 COMPARE operator.
1e4e95d6 6366
f2b958b1
PE		 63672002-03-06 Phil Edwards <pme@gcc.gnu.org>
6368
6369 * version.c: Fix misplaced leading blanks on first line.
6370
a2877a09
JH		 6371Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
6372
6373 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
6374
fe477d8b
JH		 6375Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
6376
6377 * cfgcleanup.c (mentions_nonequal_regs): New function.
6378 (thread_jump): Use it.
6379 * toplev.c (rest_of_compilation): Run jump threading after
6380 liveness.
6381
2041cde4
JJ		 63822002-03-06 Jakub Jelinek <jakub@redhat.com>
6383
6384 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
6385 patch.
6386
82d68d46
JH		 6387Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
6388
6389 * predict.c (estimate_bb_frequencies): Do not reload the
6390 frequencies from notes.
6391
3dec4024
JH		 6392Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
6393
6394 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
6395 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
6396
6397 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
6398 delete_noop_moves): Return indeger.
6399 * flow.c (ndead): New variable.
6400 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
6401 BB argument; update callers.
6402 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
6403 (life_analysis): Do not call purge_all_dead_edges.
6404 (update_life_info): Return number of deleted insns; print statistics.
6405 (update_life_info_in_dirty_blocks): likewise.
6406 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
6407 return number of insns deleted.
6408
6409 * cse.c: Include timevar.h
6410 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
6411 iterate until stabilizes; print statistics; return number of killed
6412 insns.
6413 * Makefile.in: (cse.o): Add timevar.h dependency
6414 * rtl.h (delete_trivially_dead_insns): New.
6415 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
6416 * toplev.c (rest_of_compilation): Update callers.
6417
6418 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
6419 (try_optimize_cfg): Do not update liveness.
6420 (cleanup-cfg): Loop until try_optimize_cfg and dead code
6421 removal stabilizes; use delete_trivially_dead_insns.
6422
6423 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
6424
c7544dd8
ZW		 64252002-03-05 Zack Weinberg <zack@codesourcery.com>
6426
6427 * cppmain.c (setup_callbacks): Disable #pragma and #ident
6428 callbacks when processing assembly language.
6429
50b424a9
JDA		 64302002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6431
6432 * pa.h (ASM_FILE_END): Define.
6433 * som.h (ASM_FILE_END): Delete.
6434
6435 * pa.c (function_arg): Don't pass floats in general registers in
6436 indirect calls if TARGET_ELF32.
6437
6185f217
RH		 64382002-03-05 Richard Henderson <rth@redhat.com>
6439
6440 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
6441
3020a4b2
DS		 64422002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
6443
6444 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
6445
65649daa
JJ		 64462002-03-05 Jakub Jelinek <jakub@redhat.com>
6447
6448 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
6449 -r command line. Don't hide any symbols if not building
6450 shared libgcc.
6451
5a1a3e5e
JH		 6452Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
6453
6454 * cfg.c (dump_flow_info): Warn about profile mismatches.
6455 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
6456 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
6457
170c56da
JJ		 64582002-03-05 Jakub Jelinek <jakub@redhat.com>
6459
6460 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
6461 wide volatile memory by parts.
6462
6d051694
JJ		 64632002-03-05 Jakub Jelinek <jakub@redhat.com>
6464
6465 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
6466 is NULL.
6467
28bcfd4d
RH		 64682002-03-05 Richard Henderson <rth@redhat.com>
6469
5b43fed1 6470 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
28bcfd4d 6471
75227a33
GK		 64722002-03-04 Geoffrey Keating <geoffk@redhat.com>
6473
6474 * toplev.c (documented_lang_options): Document more
6475 language-specific options.
6476 * doc/invoke.texi (Warning Options): Correct documentation for
6477 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
6478 * c-decl.c (c_decode_option): Use a table to handle warning options.
6479
4f1aac42
HPN		 64802002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
6481
6482 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
6483 parameter to mmix_encode_section_info.
6484 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
6485 relocatably. Always produce ELF, not mmo if linking relocatably.
6486 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
6487 first is non-zero, don't add symbol prefix.
6488 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
6489 prototype accordingly.
6490
12345543
KW		 64912002-03-04 Krister Walfridsson <cato@df.lth.se>
6492
6493 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
6494
8e97db8f
JM		 64952002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
6496
6497 * configure.in: Increase required makeinfo version to 4.1.
6498 * configure: Regenerate.
6499
06487868
GK		 65002002-03-04 Geoffrey Keating <geoffk@redhat.com>
6501
6502 * .cvsignore: Remove *.info* and genrtl*; these files are generated
6503 elsewhere now.
6504
cff42170
JM		 65052002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
6506
6507 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
6508 * doc/invoke.texi: Fix @math uses.
6509
974a7f56
JH		 6510Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
6511
6512 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
6513 removal
6514
3b7d0e98
AH		 65152002-03-03 Aldy Hernandez <aldyh@redhat.com>
6516
5b43fed1
RH		 6517 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
6518 (powerpc-*-eabisimaltivec*): Same.
3b7d0e98 6519
5b43fed1 6520 * config/rs6000/t-ppcendian: New.
3b7d0e98 6521
65f2f288
HB		 65222002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6523
6524 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
6525 nonimmediate_src_operand and nonimmediate_lsrc_operand to
6526 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
6527
8ce0a8a5
RH		 65282002-03-03 Richard Henderson <rth@redhat.com>
6529
6530 * toplev.c (rest_of_decl_compilation): Revert last two changes.
6531
ba31d94e
ZW		 65322002-03-03 Zack Weinberg <zack@codesourcery.com>
6533
6534 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
6535 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
6536 tree.c, config/m68k/m68k.c:
6537 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
6538 REAL_ARITHMETIC blocks unconditional. Delete some further
6539 #ifdef blocks predicated on REAL_ARITHMETIC.
6540 * flags.h, toplev.c: Delete remaining references to
6541 flag_pretend_float.
6542
6543 * doc/invoke.texi: Remove documentation of -fpretend-float.
6544 * doc/tm.texi: Describe the various REAL_* macros as provided by
6545 real.h, not by the target configuration files.
6546
6547 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
6548 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
6549 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6550 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
6551 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
6552 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
6553 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
6554 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
6555 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
6556 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
6557 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
6558 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
6559 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
6560 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
6561 config/xtensa/xtensa.h:
6562 Do not define, undefine, or mention in comments any of
6563 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
6564 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
6565 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
6566 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
6567 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
6568 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
6569 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
6570 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
6571 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
6572
9a571cfd
KG		 65732002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6574
e81dd381
KG		 6575 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
6576 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
6577 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
6578 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
6579 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
6580 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
6581 Delete.
6582 * defaults.h (BITS_PER_WORD): Define.
ba31d94e 6583 * doc/tm.texi (BITS_PER_WORD): Document default value.
e81dd381 6584
9a571cfd
KG		 6585 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
6586 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
6587 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
6588
ca7558fc
KG		 65892002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6590
6591 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
6592 lieu of explicit sizeof/sizeof.
6593 * i386.c (override_options, ix86_init_mmx_sse_builtins,
6594 ix86_expand_builtin): Likewise.
6595 * mips.c (mips_add_gc_roots): Likewise.
6596 * mmix.c (mmix_output_condition): Likewise.
6597 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
6598 altivec_init_builtins): Likewise.
6599 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
6600 * cppexp.c (Nsuff, parse_number): Likewise.
6601 * cppinit.c (builtin_array_end): Likewise.
6602 * gcc.c (n_default_compilers, process_command): Likewise.
6603 * genpreds.c (output_predicate_decls): Likewise.
6604 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
6605 * lcm.c (N_ENTITIES): Likewise.
6606 * stor-layout.c (set_sizetype): Likewise.
ba31d94e 6607
41c78c88
RH		 66082002-03-03 Richard Henderson <rth@redhat.com>
6609
6610 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
6611 for types or labels.
6612
9e9b71e6
RH		 66132002-03-03 Richard Henderson <rth@redhat.com>
6614
6615 * c-decl.c (start_decl): Initialized variables are not common.
6616
c26a6db8
PB		 66172002-03-02 Per Bothner <per@bothner.com>
6618
6619 * gcc.c (option_map): Suport new --bootclasspath option.
6620 --CLASSPATH is now just an alias for --classpath.
6621
9e8aab55
RH		 66222002-03-02 Richard Henderson <rth@redhat.com>
6623
6624 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
6625 load if "internal" visibility.
6626 * doc/extend.texi: Document visibility meanings.
6627
b3bbd220
RH		 66282002-03-02 Richard Henderson <rth@redhat.com>
6629
6630 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
6631 to functions as well.
6632
b14707c3
RH		 66332002-03-02 Richard Henderson <rth@redhat.com>
6634
6635 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
6636 (handle_visibility_attribute): Don't call assemble_visibility.
6637 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
6638 without asmspec. Invoke assemble_alias when needed.
6639 * varasm.c (maybe_assemble_visibility): New.
6640 (assemble_start_function, assemble_variable, assemble_alias): Use it.
6641
b2003250
RH		 66422002-03-02 Richard Henderson <rth@redhat.com>
6643
6644 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
6645 invoke ENCODE_SECTION_INFO with first call flag.
6646
6647 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
6648 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
ba31d94e 6649 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
b2003250
RH		 6650 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
6651 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
6652 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
6653 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
6654 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
6655 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
6656 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
6657 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
6658 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
ba31d94e
ZW		 6659 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
6660 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
b2003250
RH		 6661 config/mcore/mcore-protos.h, config/mcore/mcore.c,
6662 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
6663 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
ba31d94e 6664 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
b2003250
RH		 6665 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
6666 config/sh/sh.h, config/sparc/sparc.h,
6667 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
6668 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
6669 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
6670 FIRST argument. As needed, examine it and do nothing.
6671
ba31d94e 6672 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
b2003250
RH		 6673 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6674 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
6675
6676 * config/arm/t-pe (pe.o): Add dependencies.
6677
5c60f03d
KG		 66782002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6679
6680 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
6681 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
6682 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
6683 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
6684 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
6685 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
6686 * defaults.h (BITS_PER_UNIT): Define.
6687 * doc/tm.texi (BITS_PER_UNIT): Document default value.
6688
86855e8c
KH		 66892002-03-02 Kazu Hirata <kazu@hxi.com>
6690
6691 * config/h8300/h8300-protos.h: Add a prototype for
6692 compute_a_shift_length.
6693 * config/h8300/h8300.c (h8300_asm_insn_count): New.
6694 (compute_a_shift_length): Likewise.
6695 (h8300_adjust_insn_length): Do not adjust insn length of shift
6696 insns.
6697 * config/h8300/h8300.md (anonymous shift patterns): Use
6698 compute_a_shift_length.
6699
f6041ed8
RK		 6700Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6701
35aa3c1c
RK		 6702 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
6703 trunc_int_for_mode.
6704
f6041ed8
RK		 6705 * emit-rtl.c (offset_address): Call update_temp_slot_address.
6706
27b41650
KG		 67072002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6708
6709 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
6710 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
6711 * flags.h (flag_zero_initialized_in_bss): Declare.
6712 * toplev.c (flag_zero_initialized_in_bss): New flag.
6713 (lang_independent_options): Add flag_zero_initialized_in_bss.
6714 * tree.c (initializer_zerop): New function.
6715 * tree.h (initializer_zerop): Declare.
6716 * varasm.c (assemble_variable): If we can emit bss, put zero
6717 initializers in the bss section.
6718
ca734b39
AM		 67192002-03-02 Alan Modra <amodra@bigpond.net.au>
6720
6721 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
6722 like more than one symbol per .weak directive.
6723
49b72306
RH		 67242002-03-01 Richard Henderson <rth@redhat.com>
6725
6726 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
6727 adjust argument_pointer by pretend_args_size.
6728 (ia64_va_start): Adjust va_start address by -pretend_args_size.
6729
fbf0fe41
KH		 67302002-03-01 Kazu Hirata <kazu@hxi.com>
6731
6732 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
6733
0010687d
JH		 6734Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
6735
6736 * toplev.c (rest_of_compilation): Delete dead jumptables before
6737 loop.
6738 * flow.c (delete_dead_jumptables): Make global.
6739 * rtl.h (delete_dead_jumptables): Declare.
6740
9429c84c
DE		 67412002-03-01 David Edelsohn <edelsohn@gnu.org>
6742
6743 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
6744 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
0c2fdcdf 6745 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
9429c84c 6746
f0b6f9a6
KH		 67472002-03-01 Kazu Hirata <kazu@hxi.com>
6748
6749 * config/h8300/h8300-protos.h: Fix formatting.
6750 * config/h8300/h8300.c: Likewise.
6751 * config/h8300/h8300.h: Likewise.
6752
bc8db8a1
KH		 67532002-03-01 Kazu Hirata <kazu@hxi.com>
6754
6755 * config/h8300/h8300.c (print_operand): Support 16-bit
6756 constant addresses.
6757 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
6758
32b069d3
RH		 67592002-02-28 Richard Henderson <rth@redhat.com>
6760
6761 * expmed.c (store_bit_field): Prevent generation of CONCATs;
6762 pun complex values as integers; use gen_lowpart instead of
6763 gen_rtx_SUBREG.
6764 (extract_bit_field): Likewise.
6765
79c4e63f
AM		 67662002-03-01 Alan Modra <amodra@bigpond.net.au>
6767 David Edelsohn <edelsohn@gnu.org>
6768
6769 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
6770 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
6771 (SUPPORTS_WEAK): Likewise.
6772 * output.h (add_weak): Add tree param.
6773 * varasm.c (add_weak): Likewise. Save decl.
6774 (struct weak_syms): Add decl field.
6775 (mark_weak_decls): New function.
6776 (init_varasm_once): ggc_add_root mark_weak_decls.
6777 (assemble_start_function): Use ASM_WEAKEN_DECL.
6778 (assemble_variable): Likewise.
6779 (assemble_alias): Likewise.
6780 (declare_weak): Pass decl to add_weak.
6781 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
6782 (remove_from_pending_weak_list): Declare and define for
6783 ASM_WEAKEN_DECL.
6784 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
6785 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
6786 * defaults.h (SUPPORTS_WEAK): Likewise.
6787 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6788 .weak for code sym. Do emit .size for descriptor sym.
6789 (ASM_DECLARE_FUNCTION_SIZE): Define.
6790 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
6791 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
6792 .lglobl unless TARGET_XCOFF. Formatting fixes.
6793 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6794 .weak for code sym.
6795 (HANDLE_PRAGMA_WEAK): Remove.
6796 (ASM_WEAKEN_LABEL): Remove.
6797 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
6798
6f30f1f1
JM		 67992002-03-01 Jason Merrill <jason@redhat.com>
6800
6801 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
6802 (TARGET_EXPR_CLEANUP): New macro.
6803
7879b81e
SE		 68042002-02-28 Steve Ellcey <sje@cup.hp.com>
6805
6806 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
6807 to take ptr_extend into account as third type of extension.
6808 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
6809 fields used by SUBREG_PROMOTED_UNSIGNED_P.
6810 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
6811 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
6812 * calls.c (precompute_arguments): Use new macro.
6813 (expand_call): Ditto.
6814 * combine.c (nonzero_bits): Ditto.
6815 (record_promoted_value): Ditto.
6816 * expr.c (store_expr): Ditto.
6817 (expand_expr): Ditto.
6818 * function.c (assign_parms): Ditto.
6819
42d579d8
AO		 68202002-02-28 Alexandre Oliva <aoliva@redhat.com>
6821
6822 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
6823 override -shared and -shared-libgcc.
6824
e0054185
DB		 68252002-02-28 David O'Brien <obrien@FreeBSD.org>
6826
6827 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
6828 of "ultrasparc".
6829 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
6830 to be broken.
6831
abda4f1c
RH		 68322002-02-28 Richard Henderson <rth@redhat.com>
6833
6834 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
6835 4 cycle latency from MM producers.
6836 (ia64_internal_sched_reorder): Likewise with pipeline flush.
6837
c0f08649
JJ		 68382002-02-28 Jakub Jelinek <jakub@redhat.com>
6839
6840 * mklibgcc.in: Don't use GNU make extension.
6841
f79f2651
NB		 68422002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6843
6844 * c-parse.in (STATIC): New terminal.
6845 (scspec): New non-terminal. Update productions accordingly.
6846 (program): Remove bogus ifc / end ifc.
6847 (array_declarator): Simplify production using STATIC.
6848
001e3fee
JM		 68492002-02-28 Jim Meyering <meyering@lucent.com>
6850
6851 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
6852 \a still means TARGET_BELL.
6853
89076bb3
RH		 68542002-02-28 Richard Henderson <rth@redhat.com>
6855
6856 * haifa-sched.c (sched_emit_insn): New.
6857 (schedule_block): Use last_scheduled_insn to track last insn.
6858 * sched-int.h (sched_emit_insn): Prototype.
6859 * config/ia64/ia64.c (last_issued): Remove.
6860 (ia64_variable_issue): Don't set it.
6861 (nop_cycles_until): Use sched_emit_insn.
6862
e3aaacf4
AM		 68632002-02-28 Andrew MacLeod <amacleod@redhat.com>
6864
6865 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
6866 extended constants.
6867
7f473594
KH		 68682002-02-28 Kazu Hirata <kazu@hxi.com>
6869
6870 * config/h8300/h8300.c: Fix formatting.
6871 * config/h8300/h8300.h: Likewise.
6872
b96c434c
MM		 68732002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
6874
6875 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
6876 which may overwrite the high byte of the frame pointer.
6877
9b420a6a
BT		 68782002-02-28 Bo Thorsen <bo@suse.de>
6879
6880 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
6881 (STARTFILE_SPEC): Add 64 bit files.
6882 (ENDFILE_SPEC): Likewise.
6883
6f30f1f1 68842002-02-28 Jason Merrill <jason@redhat.com>
46cfb101
JM		 6885
6886 * c-decl.c (finish_function): Only warn about missing return
6887 statement with -Wreturn-type.
6888
70da1d03
JH		 6889Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
6890
6891 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
6892
6893 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
6894 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
6895
38c1593d
JH		 6896Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
6897
6898 * basic-block.h (BB_REACHABLE): Renumber.
6899 (BB_DIRTY, BB_NEW): New flags.
6900 (clear_bb_flags): Declare.
6901 (update_life_info_in_dirty_blocks): Declare.
6902 * cfg.c (clear_bb_flags): New function.
6903 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
6904 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
6905 reorder_insns, emit_insn_after): Mark block as dirty.
6906 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
6907 (update_life_info_in_dirty_blocks): New function.
6908 * recog.c (apply_change_group): Dirtify block.
6909
6910 * cse.c (cse_insn): Reorder emitting of jump insn to keep
6911 cfg consistent.
6912 * gcse.c (delete_null_pointer_checks): Likewise.
6913
6914 * toplev.c (dump_file_index): Move cse2 after bp,
6915 add DFI_null
6916 (dump_file_info): Similary.
6917 (rest_of_compilation): Avoid most of CFG rebuilds;
6918 do first if converision after null pointer checks, do cse2
6919 after branch prediction; avoid full liveness rebuild after
6920 initializing subregs.
6921 * invoke.texi (-d options): Document -du, renumber.
6922
6923 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
6924 (notice_new_block): Do not set BB_UPDATE_LIFE.
6925 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
6926 merge_blocks_move_successor_nojumps, merge_blocks,
6927 try_crossjump_to_edge): Likewise.
6928 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
6929 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
6930 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
6931 (merge_of_block): Do not use life_data_ok.
6932 (find_if_case_1): Do not use SET_UPDATE_LIFE.
6933 (if_convert): Use BB_DIRTY mechanizm to update life.
6934 * lcm.c (optimize_mode_switching): Update
6935 update_life_info_in_dirty_blocks
6936
63e1b1c4
NB		 69372002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6938
6939 * Makefile.in (integrate.o): Update.
6940 * c-decl.c (copy_lang_decl): Rename.
6941 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6942 * integrate.c: Include langhooks.h.
6943 (copy_decl_for_inlining): Update to use langhook.
6944 * langhooks-def.h (lhd_do_nothing_t,
6945 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
6946 (LANG_HOOKS_INITIALIZER): Update.
6947 * langhooks.c (lhd_do_nothing_t): New.
6948 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
6949 * tree.h (copy_lang_decl): Remove.
6950objc:
6951 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6952
f472fa29
AM		 69532002-02-27 Andrew MacLeod <amacleod@redhat.com>
6954
ba31d94e 6955 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
f472fa29
AM		 6956 POST_DEC, and POST_MODIFY.
6957
273cf2e4
ZW		 69582002-02-27 Zack Weinberg <zack@codesourcery.com>
6959
6960 * c-typeck.c (digest_init): Remove unused parameter; all
6961 callers changed.
6962
4e07d762
GK		 69632002-02-27 Geoffrey Keating <geoffk@redhat.com>
6964
6965 * expmed.c (expand_shift): Correctly test for low part of a
6966 subreg.
6967
6bc627b3
UW		 69682002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
6969
6970 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
6971 insn UIDs with insn addresses.
6972
f458d1d5
ZW		 69732002-02-27 Zack Weinberg <zack@codesourcery.com>
6974
6975 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
6976 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
6977 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
6978 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
6979 gcc.c, toplev.c: Delete code implementing -traditional mode.
6980
6981 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
6982 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
6983 Document removal of -traditional mode for compilation, and
6984 remove documentation only relevant to that mode.
6985
6986 * config/nextstep.h, config/ptx4.h, config/svr4.h,
6987 config/convex/convex.h, config/d30v/d30v.h,
6988 config/i386/dgux.h, config/i386/osf1elf.h,
6989 config/i386/osfelf.h, config/i386/osfrose.h,
6990 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
6991 config/m68k/hp310.h, config/m88k/dgux.h,
6992 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
6993 config/m88k/m88k.h, config/m88k/openbsd.h,
6994 config/mips/abi64.h, config/mips/osfrose.h,
6995 config/mips/svr4-5.h, config/mips/svr4-t.h,
6996 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
6997 config/stormy16/stormy16.h: Remove all references to
6998 -traditional from target specs. Delete all mention of the
6999 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
7000 delete a couple of commented-out definitions of
7001 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
7002 to -traditional.
7003
7004 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
7005 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
7006
e0b3a8ff
ZW		 70072002-02-27 Zack Weinberg <zack@codesourcery.com>
7008
7009 * mklibgcc.in: Don't use \n in a line subject to
7010 interpretation by echo.
7011
5c6a85b7
GS		 70122002-02-27 Graham Stott <grahams@redhat.com>
7013
72b05af1
GS		 7014 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
7015 Constify NAME.
7016
7d104885
GS		 7017 * loop.c (prescan_loop): Handle PARALLEL.
7018
8ed805d2
GS		 7019 * unroll.c (loop_iterations): Return 0 if the add_val for
7020 a BIV is REG.
7021
fd478a0a
GS		 7022 * final.c (output_operand_lossage): Constify PFX_STR.
7023
5c6a85b7
GS		 7024 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
7025
cd98ad03
JH		 7026Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
7027
7028 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
7029 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
7030
639ae55b
JH		 7031Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
7032
7033 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
7034
e808ec9c
NB		 70352002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
7036
7037 * cpplex.c (_cpp_lex_token): Handle directives in macro
7038 arguments.
7039 * cpplib.c (_cpp_handle_directive): Save and restore state
7040 if parsing macro args when entering a directive.
7041 * cppmacro.c (collect_args): No need to handle directives
7042 in macro arguments.
7043 (enter_macro_context, replace_args): Use the original macro
7044 definition in case it was redefined whilst collecting arguments.
7045doc:
7046 * cpp.texi: Update.
7047
f585a356
DE		 70482002-02-26 David Edelsohn <edelsohn@gnu.org>
7049
7050 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
7051 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
7052 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
7053 method on AIX.
7054 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
7055 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
7056 (load_toc_v4_PIC_2): Same.
7057
70582002-02-26 Alan Modra <amodra@bigpond.net.au>
7059
7060 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
7061
d699058e
RH		 70622002-02-26 Richard Henderson <rth@redhat.com>
7063
7064 * config/alpha/alpha.md (ashldi_se): Re-enable.
7065
eadccfbb
RH		 70662002-02-26 Richard Henderson <rth@redhat.com>
7067
7068 * config/alpha/alpha.c (alpha_encode_section_info): Examine
7069 MODULE_LOCAL_P; improve commentary.
7070
7080ada1
ZW		 70712002-02-26 Zack Weinberg <zack@codesourcery.com>
7072
7073 * doc/cpp.texi: Clarify documentation of relationship between
7074 #line and #include.
7075
b42cff6b
KH		 70762002-02-26 Kazu Hirata <kazu@hxi.com>
7077
7078 * config/h8300/h8300-protos.h: Update the prototype for
7079 compute_logical_op_length. Add the prototype for
7080 compute_logical_op_cc.
7081 * config/h8300/h8300.c (compute_logical_op_length): Figure out
7082 code from operands.
7083 (compute_logical_op_cc): New.
7084 * config/h8300/h8300.md: Combine all the logical op patterns
7085 in HImode and SImode. Use compute_logical_op_cc.
7086
831c4e87
KC		 70872002-02-26 Kelley Cook <kelleycook@comcast.net>
7088
7089 * config/i386/i386.c (print_operand): Don't append ATT-style
7090 length suffixs to x87 opcodes when in Intel mode.
7091
ff88fe10
RS		 70922002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
7093
7094 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
7095 (init_emit_once): Update calls.
7096 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
7097 (init_syntax_once): Prototype.
7098
d4108589
JDA		 70992002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
7100
7101 * pa-linux.h (LIB_SPEC): Update definition.
7102 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
7103
e013f3c7
RH		 71042002-02-26 Richard Henderson <rth@redhat.com>
7105
7106 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
7107 if we emitted a stop bit.
7108
9e944a16
JJ		 71092002-02-26 Jakub Jelinek <jakub@redhat.com>
7110
7111 * configure.in (libgcc_visibility): Substitute.
7112 * configure: Rebuilt.
7113 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
7114 defined symbols .hidden.
7115
47bd70b5
JJ		 71162002-02-26 Jakub Jelinek <jakub@redhat.com>
7117
7118 * attribs.c (c_common_attribute_table): Add visibility.
7119 (handle_visibility_attribute): New function.
7120 * varasm.c (assemble_visibility): New function.
7121 * output.h (assemble_visibility): Add prototype.
7122 * tree.h (MODULE_LOCAL_P): Define.
7123 * crtstuff.c (__dso_handle): Use visibility attribute.
7124 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
7125 for MODULE_LOCAL_P symbols too.
7126 * config/ia64/ia64.c (ia64_encode_section_info): Handle
7127 MODULE_LOCAL_P symbols the same way as local symbols.
7128 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
7129 into .sdata/.sbss by the user.
7130 * doc/extend.texi (Function Attributes): Document visibility
7131 attribute.
7132
6d73371a
JJ		 71332002-02-26 Jakub Jelinek <jakub@redhat.com>
7134
7135 PR debug/5770
7136 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
7137 STRING_CST initializer spanning the whole variable without
7138 embedded zeros.
7139 If expand_expr returned MEM, don't use it.
7140
06e224f7
AO		 71412002-02-26 Alexandre Oliva <aoliva@redhat.com>
7142
7143 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
7144 generate a die for the lexical block.
7145
40367e2d
KH		 71462002-02-26 Kazu Hirata <kazu@hxi.com>
7147
7148 * config/h8300/h8300-protos.h: Add a prototype for
7149 compute_logical_op_length.
7150 * config/h8300/h8300.c (compute_logical_op_length): New.
7151 * config/h8300/h8300.md (anonymous logical patterns): Use
7152 compute_logical_op_length for length.
7153
0e98f924
AH		 71542002-02-26 Aldy Hernandez <aldyh@redhat.com>
7155
831c4e87
KC		 7156 * dwarf2out.c (modified_type_die): Do not call type_main_variant
7157 for vectors.
7158 (gen_type_die): Same.
0e98f924 7159
831c4e87 7160 * attribs.c (handle_vector_size_attribute): Set debug information.
0e98f924 7161
a50cfd52
DE		 71622002-02-26 Daniel Egger <degger@fhm.edu>
7163
831c4e87
KC		 7164 * config/rs6000/rs6000.md: Swap define_insn attributes to
7165 fix incorrect generation of merge high instructions instead
7166 of merge low.
a50cfd52 7167
b7997284
AH		 71682002-02-26 Aldy Hernandez <aldyh@redhat.com>
7169
831c4e87
KC		 7170 * c-typeck.c (really_start_incremental_init): Use
7171 bitsize_zero_node for vectors.
b7997284 7172
376aec5d
AH		 71732002-02-26 Aldy Hernandez <aldyh@redhat.com>
7174
831c4e87
KC		 7175 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
7176 ("*set_vrsave_internal"): Same.
376aec5d 7177
3b40e71b
RH		 71782002-02-25 Richard Henderson <rth@redhat.com>
7179
7180 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
7181 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
7182
232b8f52
JJ		 71832002-02-25 Jakub Jelinek <jakub@redhat.com>
7184
7185 PR target/5755
7186 * config/i386/i386.c (ix86_return_pops_args): Only pop
7187 fake structure return argument if it was passed on the stack.
7188
67282790
JM		 71892002-02-25 Jason Merrill <jason@redhat.com>
7190
7191 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
7192 RESULT_DECL.
7193
5c181756
AO		 71942002-02-25 Alexandre Oliva <aoliva@redhat.com>
7195
7196 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
7197 link with shared_name only.
7198 * doc/invoke.texi (Link Options): Document new behavior.
7199
6786d201
AH		 72002002-02-25 Aldy Hernandez <aldyh@redhat.com>
7201
831c4e87 7202 * c-typeck.c (push_init_level): Handle vectors.
6786d201 7203
7d6040e8
AO		 72042002-02-25 Alexandre Oliva <aoliva@redhat.com>
7205
7206 * config/sparc/sparc.c (const64_high_operand): Zero-extend
7207 operands of SPARC_SETHI_P.
7208 (input_operand): Likewise.
7209 (sparc_emit_set_const32): Likewise.
7210 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
7211 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
7212 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
7213 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
7214 (movdi_insn_sp64_vis): Likewise.
7215 (movdi split, movdf split): Use SETHI32.
7216 * doc/md.texi: Document SPARC constraints L, M and N.
7217
b188f760
AH		 72182002-02-25 Aldy Hernandez <aldyh@redhat.com>
7219
831c4e87
KC		 7220 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
7221 ("*set_vrsave_internal"): use mfspr for Darwin.
b188f760 7222
831c4e87
KC		 7223 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
7224 gen_get_vrsave_internal.
b188f760 7225
8041889f
RK		 7226Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7227
7228 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
7229
a47ed310
NB		 72302002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
7231
7232 * cpplex.c (cpp_interpret_charconst): Get signedness or
7233 otherwise of wide character constants correct.
7234 * cppexp.c (lex): Get signedness of wide charconsts correct.
7235
cb8f73be
RK		 7236Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7237
7238 * optabs.c (widen_operand): Only call convert_modes for
7239 promoted SUBREG if signedness matches.
7240 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
7241
2450e0b8
NB		 72422002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7243
7244 * cpplib.c (glue_header_name): Use local buffer to build up
7245 header name.
7246
70b6aaed
NB		 72472002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7248
7249 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
7250
6be580c7
KH		 72512002-02-23 Kazu Hirata <kazu@hxi.com>
7252
7253 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
7254 H8/300[HS] separately.
7255 * config/h8300/h8300.md: Remove the early clobber constraint
7256 from bit field patterns.
7257
35dad9f1
KH		 72582002-02-23 Kazu Hirata <kazu@hxi.com>
7259
7260 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
7261 register_operand.
7262 (mulhisi3): Likewise.
7263 (umulqisi3): Likewise.
7264 (umulhisi3): Likewise.
7265
ab8e2228
NB		 72662002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7267
7268 * cppinit.c (output_deps): Correct test for stdout output.
7269 (init_dependency_output): Cure warning.
7270
ac6f8a15
RK		 7271Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7272
7273 * expr.c (store_expr): When converting expression to promoted
7274 equivalent type, allow using SUBREG_REG of TARGET as the target
7275 of the expansion of EXP.
7276 * loop.c (basic_induction_var, case SUBREG): Always look inside.
7277 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
7278 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
7279 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
7280 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
7281
f282ffb3
JM		 72822002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
7283
7284 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
7285 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
7286 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
7287
44c5edc0
JJ		 72882002-02-23 Jakub Jelinek <jakub@redhat.com>
7289
7290 PR optimization/5747
7291 * loop.c (scan_loop): Update reg info if move_movables created new
7292 pseudos.
7293
f98e43c0
DE		 72942002-02-23 David Edelsohn <edelsohn@gnu.org>
7295
7296 * gcc.c (init_gcc_spec): Revert last change.
7297
e72247f4
DE		 72982002-02-23 David Edelsohn <edelsohn@gnu.org>
7299
7300 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
7301 gpc_reg_operand constraint.
7302
73032002-02-23 Alan Modra <amodra@bigpond.net.au>
7304
7305 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
7306 Simplify comparison of `low'.
7307 (add_operand): Fix formatting.
7308 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
57deb3a1 7309 (mask_operand): Disallow mask to wrap in 64-bit mode.
e72247f4
DE		 7310 (rs6000_stack_info): Remove redundant test setting push_p.
7311 (output_toc): Fix formatting.
7312 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
7313 cc_reg_not_cr0_operand constraint.
7314 (booldi3, boolcdi3 splitters): Same.
7315
a5c30531
AH		 73162002-02-23 Aldy Hernandez <aldyh@redhat.com>
7317
831c4e87 7318 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
a5c30531 7319
43710f9f
DE		 73202002-02-22 David Edelsohn <edelsohn@gnu.org>
7321
7322 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
7323 gcc invoked with -shared-libgcc.
7324
3256b817
JJ		 73252002-02-22 Jakub Jelinek <jakub@redhat.com>
7326
7327 PR c++/5748
7328 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
7329 decl if any of elements was TREE_USED.
7330
9e0625a3
AO		 73312002-02-22 Alexandre Oliva <aoliva@redhat.com>
7332
7333 * config/sparc/sol2.h: Don't include sys/mman.h.
7334 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
7335 (arith_4096_operand): Don't throw high bits away.
7336 (const64_operand): Take sign extension of CONST_INTs into account.
7337 (const64_high_operand, sparc_emit_set_const32): Likewise.
7338 (GEN_HIGHINT64): Likewise.
7339 (sparc_emit_set_const64_quick1): Likewise.
7340 (const64_is_2insns): Likewise.
7341 (print_operand): Use trunc_int_for_mode for sign extension.
7342 * config/sparc/sparc.h (SMALL_INT32): Likewise.
7343 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
7344 chars. Assume CONST_INT is already properly sign-extended.
7345 (movdi split): Sign-extend each SImode part.
7346 (andsi3 split): Don't mask high bits off, so that result
7347 remains properly sign-extend.
7348 (iorsi3 split): Likewise.
7349 (xorsi3 split): Likewise.
7350
54fec3d5
RS		 73512002-02-22 Richard Sandiford <rsandifo@redhat.com>
7352
7353 * fold-const.c (fold): Fix typo in comments.
7354
667ada9b
DN		 73552002-02-21 Diego Novillo <dnovillo@redhat.com>
7356
7357 * Makefile.in (langhooks.o): Update dependencies.
7358
29ac78d5
DN		 73592002-02-21 Diego Novillo <dnovillo@redhat.com>
7360
7361 * langhooks.c: Include flags.h.
7362
6aa77e6c
AH		 73632002-02-21 Aldy Hernandez <aldyh@redhat.com>
7364
7365 * testsuite/gcc.dg/attr-alwaysinline.c: New.
7366
7367 * c-common.c (c_common_post_options): Set inline trees by
7368 default.
7369
7370 * doc/extend.texi (Function Attributes): Document always_inline
7371 attribute.
7372 Update documentation about inlining when not optimizing.
7373
7374 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
7375
7376 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
7377 unless DECL_ALWAYS_INLINE.
7378
7379 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
7380 unless DECL_ALWAYS_INLINE.
7381 (c_disregard_inline_limits): Disregard if always_inline set.
7382
7383 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7384 Disregard if always_inline set.
7385 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
7386 unless DECL_ALWAYS_INLINE.
7387
7388 * attribs.c (handle_always_inline_attribute): New.
7389 (c_common_attribute_table): Add always_inline.
7390
7391 * config/rs6000/altivec.h: Add prototypes for builtins
7392 requiring the always_inline attribute.
7393
c410d49e
EC		 73942002-02-21 Eric Christopher <echristo@redhat.com>
7395
7396 * expmed.c (store_bit_field): Try to simplify the subreg
7397 before generating a new one when when the mode size of
7398 value is less than maxmode.
7399
e3c8ea67
RH		 74002002-02-21 Richard Henderson <rth@redhat.com>
7401
7402 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
7403 than gen_rtx_PLUS to form the sum.
7404 * explow.c (force_reg): Rearrange to not allocate new pseudo
7405 when force_operand returns a register.
7406 * expr.c (expand_assignment): Allow offset_rtx expansion to
7407 return a sum. Do not force addresses into registers.
7408 (expand_expr): Likewise.
7409 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
7410 to canonicalize arithmetic that didn't simpify.
7411 (simplify_plus_minus): New argument force; update
7412 all callers. Don't split CONST unless we can do something with it,
7413 and wouldn't lose the constness of the operands.
7414
7415 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
7416 that we generated earlier.
7417
c1a046e5
TT		 74182002-02-21 Tom Tromey <tromey@redhat.com>
7419
7420 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7421 (output_line_info): Use constant `1', with a long explanatory
7422 comment.
7423 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
7424
31fbaad4
R		 7425Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
7426
7427 * jump.c (redirect_jump): If old label has no UID, don't try to
7428 delete it.
7429
a7f52356
R		 7430Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
7431
7432 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
7433 If input is constant, do shifts at compile time.
7434
924fcc4e
JM		 74352002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
7436
7437 * doc/extend.texi: Fix some more overfull hboxes.
7438
e5a20888
JJ		 74392002-02-21 Jakub Jelinek <jakub@redhat.com>
7440
7441 PR optimization/4994
7442 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
7443 register moves.
7444
74452002-02-21 Jakub Jelinek <jakub@redhat.com>
22273300
JJ		 7446
7447 PR c++/4574
7448 * expr.h (expand_and): Add mode argument.
7449 * expmed.c (expand_and): Add mode argument.
7450 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
7451 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
7452 * except.c (expand_builtin_extract_return_addr): Likewise.
7453 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7454 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
7455 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
7456 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
7457 * config/c4x/c4x.md: Use GEN_INT (x) instead of
7458 gen_rtx (CONST_INT, VOIDmode, x).
7459
7133e992
JJ		 74602002-02-21 Jakub Jelinek <jakub@redhat.com>
7461
7462 PR c/4697:
7463 * stmt.c (warn_if_unused_value): Move side effects test once more.
7464
e2ec05a6
TG		 74652002-02-20 Torbjorn Granlund <tege@swox.com>
7466
7467 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
831c4e87 7468 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
e2ec05a6 7469
9dd791c8
AO		 7470Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
7471
7472 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
7473 SUBREG or ZERO_EXTEND.
7474
7ab56274
R		 7475Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
7476
7477 * sh.h (current_function_anonymous_args): Remove.
7478 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
7479 of current_function_varargs and current_function_stdarg is set.
7480 * sh.c (sh_expand_prologue): Check current_function_varargs /
7481 current_function_stdarg / TARGET_SH5 instead of
7482 current_function_anonymous_args.
7483
7484 * sh64.h (TARGET_VERSION): Define.
7485
b1765bde
DE		 74862002-02-20 David Edelsohn <edelsohn@gnu.org>
7487
7488 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
7489 VRSAVE_REGNO on TARGET_ALTIVEC.
7490
74912002-02-20 Alan Modra <amodra@bigpond.net.au>
7492
7493 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
7494 bits of SImode const_int.
7495 (includes_rshift_p): Likewise.
7496 (print_operand): Call mask_operand and mask64_operand with correct
c410d49e 7497 mode.
b1765bde
DE		 7498 (rs6000_output_function_epilogue): Pad traceback table to word.
7499 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
7500 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
7501 mask64_operand with correct mode.
b1765bde
DE		 7502 (FUNCTION_ARG_REGNO_P): Correct parentheses.
7503
149d6f9e
JJ		 75042002-02-20 Jakub Jelinek <jakub@redhat.com>
7505
7506 PR debug/4461
7507 * varasm.c (get_pool_constant_mark): New.
7508 * rtl.h (get_pool_constant_mark): Add prototype.
7509 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
7510 be represented if it has not been output.
7511
4161da12
AO		 75122002-02-20 Alexandre Oliva <aoliva@redhat.com>
7513
7514 * combine.c (do_SUBST): Sanity check substitutions of
7515 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
7516 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
7517 CONST_INT into its operand.
7518 (known_cond): Likewise, for ZERO_EXTEND.
7519 * simplify-rtx.c (simplify_unary_operation): Fix condition to
7520 allow for simplification of wide modes. Reject CONST_INTs in
7521 ZERO_EXTEND when their actual mode is not given.
7522
3704ef74
AO		 75232002-02-20 Alexandre Oliva <aoliva@redhat.com>
7524
7525 * c-decl.c (pushdecl): If no global declaration is found for an
7526 extern declaration in block scope, try a limbo one.
7527
7552da58
JJ		 75282002-02-20 Jakub Jelinek <jakub@redhat.com>
7529
7530 PR c++/4401
7531 * c-common.c (pointer_int_sum): Moved from...
7532 * c-typeck.c (pointer_int_sum): ...here.
7533 * c-common.h (pointer_int_sum): Add prototype.
7534
00fae85d
JJ		 75352002-02-20 Jakub Jelinek <jakub@redhat.com>
7536
7537 PR c++/5713
7538 * c-decl.c (duplicate_decls): Return 0 if issued error about
7539 redeclaration.
7540
4636c87e
JJ		 75412002-02-20 Roger Sayle <roger@eyesopen.com>
7542 Jakub Jelinek <jakub@redhat.com>
7543
7544 PR c/4389
7545 * tree.c (host_integerp): Ensure that the constant integer is
7546 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
7547 when pos is zero or non-zero respectively. Clarify comment.
7548 * c-format.c (check_format_info_recurse): Fix host_integerp
7549 usage; the pos argument should be zero when assigning to a
7550 signed HOST_WIDE_INT.
7551
59bef189
RH		 75522002-02-20 Richard Henderson <rth@redhat.com>
7553
7554 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
7555 of the operand, rather than assuming TImode.
7556 (ix86_expand_binop_builtin): Cope with commutative patterns
7557 using nonimmediate_operand for both operands.
7558 (ix86_expand_timode_binop_builtin): Likewise.
7559 (ix86_expand_store_builtin): Validate operand 1.
7560 (ix86_expand_unop1_builtin): Likewise.
7561
9338ffe6 75622002-02-20 Philip Blundell <philb@gnu.org>
c410d49e 7563
9338ffe6
PB		 7564 PR 5705
7565 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
7566
f322b423
RH		 75672002-02-20 Richard Henderson <rth@redhat.com>
7568
7569 PR c/5615
7570 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
7571
d94084f7
TT		 75722002-02-20 Tom Tromey <tromey@redhat.com>
7573
7574 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7575 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7576 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7577 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7578 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
7579 unconditionally.
7580
37fa124a
AM		 7581Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
7582
7583 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
7584 for (const_int 0) in X not just INTVAL.
7585
6e5bb5ad
JM		 75862002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
7587
7588 * doc/extend.texi: Avoid or reduce overfull hboxes.
7589
420e7dfa
DN		 75902002-02-20 Diego Novillo <dnovillo@redhat.com>
7591
7592 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
7593 operations if the field does not start at a mode boundary.
7594
1b7a2af6
JS		 75952001-02-20 Joel Sherrill <joel@OARcorp.com>
7596
7597 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
7598 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
7599 Also done for -Acpu and -Amachine.
7600
56cd5b95
NB		 76012002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7602
7603 * cppinit.c (init_dependency_output): Take deps output file
7604 from -o if none given with -MF. Suppress normal output.
c410d49e 7605 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
56cd5b95
NB		 7606 * doc/cpp.texi, doc/invoke.texi: Update.
7607
042cdf71
ZW		 76082002-02-19 Zack Weinberg <zack@codesourcery.com>
7609
7610 * toplev.c (output_quoted_string): Write unprintable
7611 characters with octal escapes.
7612
c1f11548
DE		 76132002-02-19 David Edelsohn <edelsohn@gnu.org>
7614
7615 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
7616 really_call_used[VRSAVE_REGNO] if not Altivec.
7617
76182002-02-19 Alan Modra <amodra@bigpond.net.au>
c410d49e 7619
c1f11548
DE		 7620 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
7621 MODE_MASK.
7622 (constant_pool_expr_1): Fix formatting.
7623 (rs6000_legitimize_reload_address): Likewise.
7624
c964d90e
RK		 7625Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7626
7627 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
7628 now that we have one.
7629
ae34ac46
ZW		 76302002-02-19 Zack Weinberg <zack@codesourcery.com>
7631
7632 * tree.h (struct tree_common): Remove aux. Add unused_0 at
7633 end of first block of bitfields (which was only seven bits);
7634 rename dummy to unused_1; remove comment which is no longer true.
7635
293c28ee
GS		 76362002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7637
7638 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
7639
7b8781c8
PB		 76402002-02-19 Philip Blundell <pb@nexus.co.uk>
7641
0cb6c58d 7642 PR 5399
7b8781c8
PB		 7643 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
7644 if generating PIC.
7645
7646 PR 5054
7647 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
7648 arm_is_longcall_p rather than inspecting call-type cookie
7649 directly.
7650 (call_value_insn) [TARGET_THUMB]: Likewise.
7651
5c464583
GS		 76522002-02-19 Graham Stott <grahams@redhat.com>
7653
7654 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
7655
71c061e6
DE		 76562002-02-19 David Edelsohn <edelsohn@gnu.org>
7657
7658 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
7659 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
6d1def5c 7660 (FP_SAVE_INLINE): Delete.
71c061e6
DE		 7661
7662 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
7663 * config/rs6000/eabi.asm: Remove ABI save restore routines.
7664 * config/rs6000/t-ppccomm: Build crtsavres.o.
7665 * config/rs6000/crtsavres.asm: New file.
7666
3a7731fd
PB		 76672002-02-19 Philip Blundell <philb@gnu.org>
7668
7669 * config/arm/arm.c (use_return_insn): Don't reject interrupt
7670 functions.
7671 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
7672 (output_return_instruction): Allow interrupt functions to return with
7673 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
7674 (arm_expand_prologue): Subtract 4 before stacking LR in an
7675 interrupt function.
7676
14f583b8
PB		 76772002-02-19 Philip Blundell <pb@nexus.co.uk>
7678
7679 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
7680 decl, not just FUNCTION_DECL.
7681 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
7682 (arm_assemble_integer): Likewise.
7683 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
7684 marked local.
c410d49e 7685
4cb7482c
MG		 76862002-02-19 matthew green <mrg@eterna.com.au>
7687
7688 * config.gcc (sparc-*-netbsdelf*): Enable target.
7689 (sparc64-*-netbsd*): New target.
7690 * config/sparc/netbsd-elf.h: New file.
7691 * config/sparc/t-netbsd64: New file.
7692
2df3a718
GS		 76932002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7694
7695 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
7696
77f6c1eb
RS		 76972002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
7698
7699 * doc/invoke.texi: explicitly list the style guidelines that
7700 -Weffc++ checks for.
7701
fd973d56
JH		 7702Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
7703
7704 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
7705
30518e45
NB		 77062002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7707
7708 PR other/5718
7709 * gcc.c (cpp_unique_options): Treat -o as indicating object file
7710 only if not -E. If -E, pass -o through to the preprocessor.
7711
39ea5704
KH		 77122002-02-19 Kazu Hirata <kazu@hxi.com>
7713
7714 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
7715 register number with an appropriate macro.
7716
7355dba7
BM		 77172002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7718
7719 * doc/rtl.texi (Constants): Close @code tag.
7720
91c8aa9e
AH		 77212002-02-19 Aldy Hernandez <aldyh@redhat.com>
7722
7723 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
7724 ("mmx_uavgv4hi3"): Same.
7725 ("pmulhrwv4hi3"): Same.
7726
7727 * tree-inline.c (walk_tree): Handle vectors.
7728
7729 * c-common.c (constant_expression_warning): Handle vectors.
7730 (overflow_warning): Same.
7731
7732 * sched-deps.c (sched_analyze_2): Handle vectors.
7733
7734 * rtlanal.c (rtx_unstable_p): Handle vectors.
7735 (rtx_varies_p): Same.
7736 (count_occurrences): Same.
7737 (regs_set_between_p): Same.
7738 (modified_between_p): Same.
7739 (modified_in_p): Same.
7740 (volatile_insn_p): Same.
7741 (volatile_refs_p): Same.
7742 (side_effects_p): Same.
7743 (may_trap_p): Same.
7744 (inequality_comparisons_p): Same.
7745 (replace_regs): Same.
7746 (computed_jump_p_1): Same.
7747
7748 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
7749 argument.
7750 (inner_mode_array): New.
7751 (copy_rtx): Handle vectors.
7752 (copy_most_rtx): Same.
7753 (rtx_equal_p): Same.
7754 (get_mode_alignment): Adjust for vectors.
7755
7756 * resource.c (mark_referenced_resources): Handle vectors.
7757 (mark_set_resources): Same.
7758
7759 * reload1.c (eliminate_regs): Handle vectors.
7760 (elimination_effects): Same.
7761 (scan_paradoxical_subregs): Same.
7762
7763 * reload.c (subst_reg_equivs): Handle vectors.
7764
7765 * regrename.c (scan_rtx): Handle vectors.
7766
7767 * regclass.c (reg_scan_mark_refs): Handle vectors.
7768
7769 * recog.c (find_single_use_1): Handle vectors.
7770
7771 * local-alloc.c (equiv_init_varies_p): Handle vectors.
7772 (contains_replace_regs): Same.
7773 (memref_referenced_p): Same.
7774
7775 * integrate.c (copy_rtx_and_substitute): Handle vectors.
7776 (subst_constants): Same.
7777
7778 * genattrtab.c (attr_copy_rtx): Handle vectors.
7779 (encode_units_mask): Same.
7780 (clear_struct_flag): Same.
7781 (count_sub_rtxs): Same.
7782
7783 * gcse.c (want_to_gcse_p): Handle vectors.
7784 (oprs_unchanged_p): Same.
7785 (hash_expr_1): Same.
7786 (oprs_not_set_p): Same.
7787 (expr_killed_p): Same.
7788 (compute_transp): Same.
7789 (store_ops_ok): Same.
7790
7791 * function.c (purge_addressof_1): Do not allow paradoxical subregs
7792 of vectors.
7793 (fixup_var_refs_1): Same.
7794 (instantiate_virtual_regs_1): Same.
7795
7796 * fold-const.c (operand_equal_p): Handle vectors.
7797 (fold): Same.
7798 (rtl_expr_nonnegative_p): Same.
7799
7800 * flow.c (mark_used_regs): Handle vectors.
7801
7802 * df.c (df_uses_record): Handle vectors.
7803
7804 * cselib.c (cselib_subst_to_values): Handle vectors.
7805 (cselib_mem_conflict_p): Same.
7806 (hash_rtx): Same.
7807
7808 * cse.c (canon_reg): Handle vectors.
7809 (fold_rt): Same.
7810 (cse_process_notes): Same.
7811 (count_reg_usage): Same.
7812 (canon_hash): Same.
7813
7814 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
7815
7816 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
7817
7818 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
7819 (gen_rtx): Handle CONST_VECTOR.
7820 (gen_const_vector_0): New.
7821 (copy_rtx_if_shared): CONST_VECTORs can be shared.
7822 (reset_used_flags): Same.
7823 (copy_insn_1): Same.
7824 (initializer_constant_valid_p): Handle VECTOR_CST.
7825
7826 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
7827
7828 * doc/rtl.texi (Constants): Document const_vector.
7829 (CONST0_RTX): Update for vectors.
7830 (RTL sharing): Same.
7831
7832 * print-tree.c (print_node): Add case for VECTOR_CST.
7833
7834 * tree.h (TREE_VECTOR_CST_ELTS): New.
7835 (struct tree_vector): New.
7836 (union tree_node): Add vector node.
7837 (build_vector): Add prototype.
7838
7839 * tree.def (VECTOR_CST): New.
7840
7841 * tree.c (build_vector): New.
7842
7843 * expmed.c (make_tree): Handle CONST_VECTOR.
7844
7845 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
7846 (CONST_VECTOR_ELT): New.
7847 (CONST_VECTOR_NUNITS): New.
7848
7849 * machmode.h (GET_MODE_INNER): New.
7850 (DEF_MACHMODE): Accept 8th arg.
7851
7852 * machmode.def: Add 8th argument for vector inner mode.
7853 Add inner vector modes for vectors.
7854
7855 * rtl.def (VEC_CONST): Remove.
7856 (CONST_VECTOR): New.
7857
7858 * expr.c (clear_storage): Allow vectors.
7859 (is_zeros_p): Handle VECTOR_CST.
7860
7861 * varasm.c (output_constant_pool): Handle vectors.
7862 (rtx_const): Add veclo and vechi fields.
7863 (kind): Add RTX_VECTOR.
7864 (decode_rtx_const): Add case for vector.
7865
7866 * config/rs6000/rs6000-protos.h: Add zero_constant.
c410d49e 7867
91c8aa9e
AH		 7868 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
7869 constants. Force easy vector constants into memory.
7870 (easy_vector_constant): New.
7871 (emit_easy_vector_constant): New.
7872 (rs6000_legitimize_reload_address): Do not generate bad reloads on
7873 darwin.
7874
7875 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
7876 instruction does.
7877 ("altivec_lvxl"): Same.
7878 (altivec_lvebx): Same.
7879 (altivec_lvehx): Same.
7880 (altivec_lvewx): Same.
7881 ("*movv4si_const0"): New.
7882 ("*movv4sf_const0"): New.
7883 ("*movv8hi_const0"): New.
7884 ("*movv16qi_const0"): New.
7885
d4d6d0ce
KH		 78862002-02-18 Kazu Hirata <kazu@hxi.com>
7887
7888 * config/h8300/h8300.c (notice_update_cc): Use
7889 cc_status.value2.
7890
4915d3aa
KH		 78912002-02-18 Kazu Hirata <kazu@hxi.com>
7892
7893 * config/h8300/h8300.md (divmod patterns): Change the
7894 constraints for operands[1] to register_operand.
7895
82be00ee
KH		 78962002-02-18 Kazu Hirata <kazu@hxi.com>
7897
7898 * config/h8300/h8300-protos.h: Remove the prototype for
7899 p_operand.
7900 * config/h8300/h8300.c (p_operand): Remove.
7901 * config/h8300/h8300.md: Replace p_operand with
7902 const_int_operand.
7903
1768c26f
PB		 79042002-02-18 Philip Blundell <pb@nexus.co.uk>
7905
7906 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
7907 comment.
7908 (output_return_instruction): Allow use of LDR to unstack
7909 return addresss even for interrupt handlers or when
7910 interworking. If compiling for ARMv5, use interworking-safe
7911 return instructions by default. Remove duplicated code and
7912 lengthy "strcat" sequences.
7913
ccd84f51
FS		 79142002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7915
7916 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
7917 (LINK_EH_SPEC): Define.
7918 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
7919
2c153108
UW		 79202002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7921
7922 * config/s390/s390.c (s390_emit_prologue): Do not set the
7923 frame_related flag for call-clobbered registers.
7924
e95d6b23
JH		 7925Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
7926
7927 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
7928 (construct_container): Fix handling of SSE operands.
7929 (ix86_expand_builtin): Fix handling of 64bit pointers.
7930 (mmx_maskmovq_rex): New pattern.
7931
c43a12b5
JH		 7932Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
7933
7934 * regrename.c (kill_set_value): Handle subregs properly.
7935
aeb85a15
DB		 79362002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
7937
7938 * objc/objc-act.c (handle_impent): Remove leading '*'
c410d49e 7939 from objc_class_name.
aeb85a15 7940
a615ca3e
RH		 79412002-02-17 Richard Henderson <rth@redhat.com>
7942
7943 * config/alpha/alpha.c (some_small_symbolic_operand,
7944 some_small_symbolic_operand_1, split_small_symbolic_operand,
7945 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
7946 Handle small SYMBOL_REFs anywhere, not just inside memories.
7947 * config/alpha/alpha-protos.h: Update.
7948 * config/alpha/alpha.h (PREDICATE_CODES): Update.
7949 * config/alpha/alpha.md (small symbolic operand splitter): Update.
7950
ddb28441
RM		 79512002-02-17 Roland McGrath <roland@frob.com>
7952
7953 * config.gcc (powerpc-*-gnu-gnualtivec*,
7954 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
7955 * config/rs6000/gnu.h: New file.
7956 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
7957 Grok "gnu" in rs6000_abi_name.
7958 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
7959 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
7960 Grok -mcall-gnu analogous to -mcall-linux et al.
7961 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
7962 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
7963 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
7964
f6f8ada3
JJ		 79652002-02-17 Jakub Jelinek <jakub@redhat.com>
7966
7967 PR c/3444:
7968 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
7969 shortening.
7970
e16b32fc
PT		 79712002-02-17 Philipp Thomas <pthomas@suse.de>
7972
7973 * config/cris/cris.h: Undefine STARTFILE_SPEC and
7974 ENDFILE_SPEC before (re)defining them.
7975
f9477efd
KH		 79762002-02-17 Kazu Hirata <kazu@hxi.com>
7977
7978 * config/h8300/h8300.c: Fix formatting.
7979 * config/h8300/h8300.h: Likewise.
7980
404ae494
PT		 79812002-02-17 Philipp Thomas <pthomas@suse.de>
7982
7983 * doc/tm.texi: Explain why empty strings should not be
7984 marked for translation.
7985
a52453cc
PT		 79862002-02-17 Philipp Thomas <pthomas@suse.de>
7987
7988 * final.c (output_operand_lossage): Changed to accept
7989 printf style arguments. Change calls where necessary.
7990 * output.h (output_operand_lossage): Change declaration
7991 accordingly. Update copyright.
7992 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
7993 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
7994 Update copyright date where necessary.
c410d49e 7995
a52453cc
PT		 7996 * config/i386/i386.c (print_operand): Likewise. Remove use of
7997 sprintf.
7998
7999 * config/cris/cris.c (cris_operand_lossage): Likewise.
8000 Rename parameter so that exgettext recognizes it as
8001 translatable message.
8002 (LOSE_AND_RETURN): Rename parameter to msgid.
8003
1c11abc4
KH		 80042002-02-17 Kazu Hirata <kazu@hxi.com>
8005
8006 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
8007 hard coded register number with an appropriate macro.
8008 (HARD_REGNO_MODE_OK): Likewise.
8009 (ARG_POINTER_REGNUM): Likewise.
8010 (STATIC_CHAIN_REGNUM): Likewise.
8011 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
8012 * config/h8300/h8300.md (define_constants): Define more
8013 register numbers.
8014
a5d17ff3
PT		 80152002-02-17 Philipp Thomas <pthomas@suse.de>
8016
8017 * config/i386/i386.h: Don't mark empty strings for translation.
8018
1a7289c4
L		 80192002-02-16 H.J. Lu <hjl@gnu.org>
8020
8021 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
8022
afb58288
ZW		 80232002-02-16 Zack Weinberg <zack@codesourcery.com>
8024
8025 * cppinit.c (merge_include_chains): Check for brack being
8026 NULL before attempting to merge it with qtail.
8027
d2af4dbd
AC		 80282002-02-16 Andrew Cagney <ac131313@redhat.com>
8029
8030 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
8031 DBX_DEBUG.
8032
2e1ed1e3
JDA		 80332002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8034
8035 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
8036
604c75b2
JDA		 80372002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8038
8039 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
8040 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
8041 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
8042
1a42b072
RK		 8043Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8044
7303604f 8045 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
1a42b072
RK		 8046 now only if !TARGET_FIX.
8047 (*movsi_nt_vms_fix): New pattern.
8048
c2ea1ac6
DR		 80492002-02-16 Douglas B Rupp <rupp@gnat.com>
8050
8051 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
8052 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
8053 (alpha_sa_mask, alpha_sa_size): Reflect above change.
8054 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
8055 (alpha_start_function, alpha_expand_epilogue): Likewise.
8056 (unicosmk_gen_dsib): Likewise.
8057
725e58b1
RK		 8058Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8059
8060 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
8061
13e58269
UW		 80622002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
8063
c410d49e 8064 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
13e58269
UW		 8065 check_and_change_labels, s390_final_chunkify): Delete.
8066 (s390_split_branches, s390_chunkify_pool): New functions.
8067 (s390_function_prologue): Call them.
c410d49e 8068
13e58269
UW		 8069 * config/s390/s390.h (S390_REL_MAX): Delete.
8070 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
8071
c410d49e 8072 * config/s390/s390.md (cjump, icjump, jump): Fix length
13e58269
UW		 8073 attribute calculation.
8074
8075
34d1b01d
DE		 80762002-02-15 David Edelsohn <edelsohn@gnu.org>
8077
8078 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
8079 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
8080
be5cc51a
JDA		 80812002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
8082
8083 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
8084 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
8085 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
8086
ee96ce90
RS		 80872002-02-15 Richard Sandiford <rsandifo@redhat.com>
8088
8089 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
8090
05fa709d
RS		 80912002-02-15 Richard Sandiford <rsandifo@redhat.com>
8092
8093 * reload.c (find_dummy_reload): Check that an output register
8094 is valid for its mode.
8095
4606272b
AO		 80962002-02-14 Alexandre Oliva <aoliva@redhat.com>
8097
9a360704
AO		 8098 * combine.c (known_cond): After replacing the REG of a SUBREG, try
8099 to simplify it.
8100
4606272b
AO		 8101 * function.c (assign_parms): Demote promoted argument passed by
8102 transparent reference.
8103
e62d89a1
JS		 81042001-02-14 Joel Sherrill <joel@OARcorp.com>
8105
8106 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
8107 -Acpu() and -Amachine() to eliminate warnings.
8108
6c4cf695
UW		 81092002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
8110
8111 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
8112
037f11ef
KH		 81132002-02-14 Kazu Hirata <kazu@hxi.com>
8114
8115 * config/h8300/h8300-protos.h: Update the prototype for
8116 const_costs.
8117 * config/h8300/h8300.c (const_costs): Treat SET as a little
8118 more expensive operation.
8119 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
8120 reference to const_costs.
8121
fdc76b09
HPN		 81222002-02-14 Hans-Peter Nilsson <hp@axis.com>
8123
8124 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
8125
d76e6800
JJ		 81262002-02-14 Jakub Jelinek <jakub@redhat.com>
8127
8128 PR c/5503:
8129 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
8130 use arguments from newtype.
8131
5ae590d7
EC		 81322002-02-13 Eric Christopher <echristo@redhat.com>
8133
8134 * config/mips/mips.c (override_options): Add check for march/mipsX
8135 on the same command line. Fix error message in cpu processing.
8136 Remove architecture and ISA checks.
8137
b8513691
AH		 81382002-02-14 Aldy Hernandez <aldyh@redhat.com>
8139
831c4e87 8140 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
b8513691 8141
831c4e87 8142 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
b8513691 8143
78c875e8
AH		 81442002-02-14 Aldy Hernandez <aldyh@redhat.com>
8145
831c4e87
KC		 8146 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
8147 alternatives.
8148 ("*movv8hi_internal1"): Same.
8149 ("*movv16qi_internal1"): Same.
8150 ("*movv4sf_internal1"): Same.
78c875e8 8151
831c4e87
KC		 8152 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
8153 not push_reload for altivec modes.
78c875e8 8154
d76e6800 81552002-02-13 Joel Sherrill <joel@OARcorp.com>
f22b4bc4
JS		 8156
8157 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
8158 all RTEMS targets including removal of #includes from config/*/rtems*.h
8159 file and adding them to tm_file setting. Added xm_defines=POSIX to
8160 many targets.
8161 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
8162 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
8163 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
8164 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
8165 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
8166 config/m68k/rtemself.h: Ditto.
8167 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
8168 config/mips/rtems64.h: Ditto.
8169 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
8170 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
8171 Ditto.
8172 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
8173 config/sparc/rtemself.h: Ditto.
8174 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
8175 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
8176 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
8177 more like arm-elf.
8178 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
8179 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
8180 target made more similar to i386-elf.
8181 * config/i386/t-rtems-i386: Added soft float support and multilibs.
8182 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
8183 be similar to config/m68k/t-m68kelf.
8184 * gthr-rtems.h: Encapsulate with extern "C" for C++.
8185
8686336f
JH		 8186Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
8187
8188 * regmove.c (kill_value): Handle subregs.
8189
558740bf
JH		 8190Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
8191
8192 * i386.md (mul patterns): Allow memory operand to be first;
8193 add expanders where needed; fix constraints.
8194 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
8195 Allow memory operand to be the first.
8196
8197 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
8198 operands.
8199
21117a17
JJ		 82002002-02-13 Jakub Jelinek <jakub@redhat.com>
8201
8202 PR c/5681:
8203 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
8204 GET_MODE (x).
8205
ec65b2e3
JJ		 82062002-02-13 Jakub Jelinek <jakub@redhat.com>
8207
8208 PR optimization/5547:
8209 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
8210 all valid IA-32 address modes involving non-scaled %ebx and
8211 GOT/GOTOFF as displacement.
8212
ce50cae8
UW		 82132002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
8214
8215 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
8216 after emitting ltorg insns.
8217
8218 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
8219 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
8220 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
8221 *abssf2): Fix "op_type" attribute.
8222
09eb789b
DR		 82232002-02-13 Douglas B Rupp <rupp@gnat.com>
8224
2dbe67bb
DR		 8225 * mkconfig.sh: Avoid using a subshell redirect.
8226 ($output.T): Change to $(output)T.
8227 (ENABLE_NLS): Remove unneeded undef.
8228
ea5b9a1f
DR		 8229 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
8230 * config/alpha/x-vms (libsubdir): Define.
8231
3deb00ce
DR		 8232 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
8233 register frame procedures. Optimize retrieving context.
8234
09eb789b
DR		 8235 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
8236 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
8237 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
8238
1abade85
RK		 8239Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8240
8241 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
8242 Make same change as for find_base_value.
8243
c283e63f
KH		 82442002-02-13 Kazu Hirata <kazu@hxi.com>
8245
8246 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
8247 of QImode and SImode.
8248
86039100
KH		 82492002-02-13 Kazu Hirata <kazu@hxi.com>
8250
8251 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
8252 length computation of movsi.
8253 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
8254
e1429da0
KH		 82552002-02-13 Kazu Hirata <kazu@hxi.com>
8256
8257 * config/h8300/h8300.md (subqi3): Tighten the predicate for
8258 operands[2] to register_operand.
8259
aebfea10
JH		 8260Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
8261
8262 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
8263
0ec4e2a8
AH		 82642002-02-12 Aldy Hernandez <aldyh@redhat.com>
8265
831c4e87
KC		 8266 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
8267 for altivec_lvx* and altivec_stvx*.
8268 ("*movv4si_internal"): Add constraint for loading from GPRs.
8269 ("*movv8hi_internal1"): Same.
8270 ("*movv16qi_internal1"): Same.
8271 ("*movv4sf_internal1"): Same.
0ec4e2a8 8272
831c4e87 8273 * config/rs6000/rs6000.c (altivec_register_operand): New.
0ec4e2a8 8274
831c4e87
KC		 8275 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
8276 altivec_register_operand.
0ec4e2a8 8277
b007569d
HPN		 82782002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
8279
8280 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
8281 handle SYMBOL_REF.
8282
e6834654
SS		 82832002-02-13 Stan Shebs <shebs@apple.com>
8284
831c4e87
KC		 8285 * c-typeck.c (digest_init): Handle vectors.
8286 (really_start_incremental_init): Same.
8287 (pop_init_level): Same.
8288 (process_init_element): Same.
e6834654 8289
831c4e87 8290 * varasm.c (output_constant): Same.
e6834654 8291
831c4e87
KC		 8292 * expr.c (clear_storage): Same.
8293 (store_constructor): Same.
e6834654 8294
d9b3eb63
EC		 82952002-02-12 Eric Christopher <echristo@redhat.com>
8296
8297 * explow.c (hard_function_value): Add comment explaining
8298 signed/unsigned comparison.
8299
56d44285
JJ		 83002002-02-12 Jakub Jelinek <jakub@redhat.com>
8301
8302 * jump.c (never_reached_warning): Add finish argument.
8303 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
8304 real insn after end.
8305 * rtl.h (never_reached_warning): Adjust prototype.
8306 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
8307 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
8308 never_reached_warning.
8309
fc209487
GS		 83102002-02-12 Graham Stott <grahams@redhat.com>
8311
8312 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
8313
1e41e866
KH		 83142002-02-12 Kazu Hirata <kazu@hxi.com>
8315
8316 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
8317 logical shifts on H8/300.
8318 (shift_alg_si): Improve several shifts on H8/300.
8319 (get_shift_alg): Likewise.
8320
a36a47ad
GS		 83212002-02-12 Graham Stott <grahams@redhat.com>
8322
8323 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
8324
0aacc8ed
RK		 8325Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8326
8327 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
8328 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
8329
a02ac966
HPN		 83302002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
8331
8332 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
8333 non-CONST_INT through default_assemble_integer.
8334 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
8335 <case 8>: Abort for CONST_DOUBLE.
8336
d6e06ddc
JDA		 83372002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8338
8339 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
8340 is specified.
8341 * config/pa/pa-linux.h (LIB_SPEC): Delete.
8342 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
8343
515342a8
AH		 83442002-02-11 Andrew Haley <aph@cambridge.redhat.com>
8345
8346 * config/stormy16/stormy16.md (zero_extendqihi2): New.
8347
cddd8b72
AO		 83482002-02-11 Alexandre Oliva <aoliva@redhat.com>
8349
66df7a98
AO		 8350 * regrename.c (regrename_optimize): Don't accept a
8351 part-clobbered register if the replaced register is not part
8352 clobbered.
8353
841404cd
AO		 8354 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
8355 take padding into account when computing the argument value.
8356
1d1ade42
AO		 8357 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
8358
cddd8b72
AO		 8359 * combine.c (try_combine): Apply substitutions in
8360 CALL_INSN_FUNCTION_USAGE too.
8361
5c665b88
AH		 83622002-02-11 Aldy Hernandez <aldyh@redhat.com>
8363
77f6c1eb
RS		 8364 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
8365 __builtin_altivec_abs*.
8366 (bdesc_abs): New.
5c665b88 8367
77f6c1eb
RS		 8368 * config/rs6000/rs6000.h (rs6000_builtins): Add
8369 ALTIVEC_BUILTIN_ABS*.
5c665b88 8370
77f6c1eb
RS		 8371 * config/rs6000/altivec.h: Use const char for builtins expecting
8372 literals.
8373 (vec_abs): New versions for C and C++.
8374 (vec_abss): Same.
5c665b88 8375
3494f1b4
KH		 83762002-02-10 Kazu Hirata <kazu@hxi.com>
8377
8378 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
8379 using Pmode.
8380
72431aef
KH		 83812002-02-10 Kazu Hirata <kazu@hxi.com>
8382
8383 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
8384 constant definition from h8300.md.
8385 (FRAME_POINTER_REGNUM): Likewise.
8386 * config/h8300/h8300.md (define_constants): Add FP_REG.
8387
87e4ee91
KH		 83882002-02-10 Kazu Hirata <kazu@hxi.com>
8389
8390 * config/h8300/h8300.c (print_operand): Remove redundant code.
8391
9c188705
KH		 83922002-02-10 Kazu Hirata <kazu@hxi.com>
8393
8394 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
8395 * config/h8300/h8300.c (byte_reg): Make it static.
8396
fba78abb
RH		 83972002-02-10 Richard Henderson <rth@redhat.com>
8398
8399 PR c/5623
8400 * c-typeck.c (incomplete_type_error): Handle flexible array members.
8401
65739e62
RH		 84022002-02-10 Richard Henderson <rth@redhat.com>
8403
8404 PR c++/5624
8405 * tree.c (append_random_chars): Don't abort if main_input_filename
8406 does not exist.
8407
247cb9df
HPN		 84082002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
8409
8410 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
8411
232bd029
KH		 84122002-02-10 Kazu Hirata <kazu@hxi.com>
8413
65739e62 8414 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
232bd029
KH		 8415 (pushhi1): Likewise.
8416
276ef573
JDA		 84172002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
8418
8419 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
8420 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
8421
617e9ee5
DB		 84222002-02-09 David O'Brien <obrien@FreeBSD.org>
8423
8424 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
8425 remove MASK_VIS.
8426 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
8427
6dfa4005
KH		 84282002-02-09 Kazu Hirata <kazu@hxi.com>
8429
8430 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
8431 a half of an SImode register on H8/300.
8432
749e7b80
JH		 8433Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
8434
8435 * i386.md (movdi_2): Add missing '!'.
8436
ca77d87c
KH		 84372002-02-09 Kazu Hirata <kazu@hxi.com>
8438
8439 * config/h8300/h8300.h: Fix formatting. Remove commented-out
8440 definitions.
8441
16c96304
KH		 84422002-02-09 Kazu Hirata <kazu@hxi.com>
8443
8444 * config/h8300/h8300.md (length): Correct the distance valid
8445 for the short branch.
8446
a364bc90
KH		 84472002-02-09 Kazu Hirata <kazu@hxi.com>
8448
8449 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
8450
e4ec2cac
AO		 84512002-02-09 Alexandre Oliva <aoliva@redhat.com>
8452
a138247b
AO		 8453 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
8454 registers in SImode.
8455 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
8456 part-clobbered.
8457
2b1fd83f
AO		 8458 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
8459 patch.
d9b3eb63 8460
fa5322fa
AO		 8461 Contribute sh64-elf.
8462 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
8463 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
8464 (sh_cannot_modify_jumps_p): New function.
8465 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
8466 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
8467 (sh_ms_bitfield_layout_p): New function.
8468 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
8469 Zack Weinberg <zack@codesourcery.com>
8470 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
8471 expand_simple_binop instead of expand_binop.
8472 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
8473 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
8474 use of .quad and .uaquad.
8475 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
8476 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
8477 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8478 * config/sh/sh.md (movdi_const, movdi_const_32bit,
8479 movdi_const_16bit): Make sure all CONSTs have modes.
8480 (sym2PIC): Ditto, but by adjusting all callers.
8481 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
8482 if the prologue calls the SHmedia argument decoder or register
8483 saver.
8484 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8485 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
8486 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
8487 (sh_expand_epilogue): Don't emit USE of return target register.
8488 (prepare_move_operands): Legitimize DImode PIC addresses.
8489 (sh_media_register_for_return): Skip tr0, used to initialize the
8490 PIC register.
8491 (sh_expand_prologue): Remove explicit USE of return register.
8492 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
8493 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
8494 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
8495 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
8496 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
8497 EXTRA_CONSTRAINT_T.
8498 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
8499 (MOVI_SHORI_BASE_OPERAND_P): New.
8500 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
8501 (EXTRA_CONSTRAINT_T): Define in terms of them.
8502 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
8503 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
8504 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
8505 alternatives supporting TARGET_REGS.
8506 (UNSPEC_GOTPLT): New constant.
8507 (movdi split): Move incrementing of LABEL_NUSES...
8508 (movdi_const, movdi_const_32bit): Here. Use
8509 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
8510 (movdi_const_16bit): New.
8511 (call, call_value) [flag_pic]: Use GOTPLT.
8512 (call_pop, call_value_pop): New expands.
8513 (call_pop_compact, call_pop_rettramp): New insns.
8514 (call_value_pop_compact, call_value_pop_rettramp): New insns.
8515 (sibcall) [flag_pic]: Use GOT.
8516 (builtint_setjmp_receiver): Remove bogus, unused expand.
8517 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
8518 (*pt, *ptb, ptrel): New insns.
8519 (sym2GOT): Handle DImode GOT.
8520 (sym2GOTPLT, symGOTPLT2reg): New expands.
8521 (sym2PIC): New expand.
8522 (shcompact_return_tramp): Use GOTPLT to return trampoline.
8523 (shcompact_return_tramp_i): Use return register explicitly.
8524 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
8525 disable flag_reorder_blocks.
8526 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
8527 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
8528 clobbers, for clarity.
8529 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
8530 restoring of r0 in macl as MAYBE_DEAD.
8531 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
8532 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
8533 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
8534 alter_subreg all over.
8535 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
8536 reload, instead of emitting instructions that would require
8537 reloading.
8538 (casesi_load_media): Add missing modes.
8539 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
8540 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
8541 as used if the argument decoder is called.
8542 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8543 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
8544 Pmode, then extend it to DImode if necessary.
8545 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8546 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
8547 constants in FPU-enabled SHmedia, let them be loaded from memory.
8548 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8549 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
8550 Adjust whitespace in assembly output templates.
8551 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8552 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
8553 mode of if_then_else.
8554 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
8555 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
8556 sh.h.
8557 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
8558 Joern Rennecke <amylaar@redhat.com>
8559 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
8560 (SUBTARGET_CPP_PTR_SPEC): New.
8561 (SUBTARGET_CPP_SPEC): Remove.
8562 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8563 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8564 Fix typo in previous checkin.
8565 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
8566 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
8567 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
8568 Alexandre Oliva <aoliva@redhat.com>
8569 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
8570 what single FP register can hold for SHmedia target.
8571 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8572 Alexandre Oliva <aoliva@redhat.com>
8573 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8574 Do not split into SUBREG.
8575 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
8576 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
8577 and added new functions as specified in SH5 ABI r9.
8578 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
8579 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
8580 8-byte boundary.
8581 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
8582 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
8583 gen_consttable_4 and gen_consttable_8. Emit multiple labels
8584 and consttable_window_ends.
8585 2001-06-03 Graham Stott <grahams@redhat,com>
8586 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
8587 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
8588 * config/sh/sh.c (print_operand): Handle floating-point pair,
8589 vector and matrix registers.
8590 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
8591 vector modes into account.
8592 * config/sh/sh.md (movv2sf): Split move between registers into
8593 movdf.
8594 (movv4sf, movv16sf): Introduce insns that get split only after
8595 reload.
8596 * config/sh/shmedia.h: Fix Copyright dates.
8597 * config/sh/ushmedia.h: Likewise. Move loop counter
8598 declarations into conditionals that uses them.
8599 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
8600 loop boundary.
8601 * config/sh/sshmedia.h: Fix Copyright dates.
8602 (sh_media_PUTCFG): Fix constraints.
8603 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
8604 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
8605 ptrmemfunc_vbit_in_delta for SH5.
8606 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
8607 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
8608 * invoke.texi: Likewise.
8609 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
8610 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
8611 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
8612 GCC_pop_shmedia_regs_nofpu): New global symbols.
8613 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
8614 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
8615 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
8616 compact function with nonlocal labels.
8617 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
8618 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
8619 (initial_elimination_offset): Account for their stack space.
8620 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
8621 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
8622 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
8623 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
8624 least one of the operands to be a register.
8625 (movv2sf): Likewise. Renamed to movv2sf_i.
8626 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
8627 prepare_move_operands() before emitting SHmedia insns.
8628 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
8629 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
8630 Don't save nor initialize r12. Don't mis-align the stack.
8631 Pad the code with a nop.
8632 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
8633 stack.
8634 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
8635 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
8636 [__SHMEDIA__]: Implement.
8637 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
8638 * config/sh/sh.md: Set latency of `pt' closer to reality.
8639 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
8640 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
8641 Set move, load and store type attributes.
8642 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
8643 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
8644 profiling.
8645 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
8646 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
8647 * config/sh/sh.c (sh_media_register_for_return): New function.
8648 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
8649 branch-target register.
8650 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
8651 * config/sh/sh.md (return_media_i): Use any call-clobbered
8652 branch-target register.
8653 (return_media): If r18 wasn't copied in the prologue, copy it
8654 here.
8655 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
8656 Clear class FP0_REGS.
8657 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
8658 from elf.h.
8659 2001-03-08 DJ Delorie <dj@redhat.com>
8660 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
8661 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8662 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
8663 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8664 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
8665 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
8666 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
8667 return value correctly for call_cookie.
8668 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
8669 * config/sh/crt1.asm (start): Modified so as to call
8670 ___setup_argv_and_call_main.
8671 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
8672 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
8673 SHmedia mode.
8674 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
8675 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
8676 (STRIP_NAME_ENCODING): Use it.
8677 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
8678 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
8679 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
8680 prepare_scc_operands().
8681 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
8682 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
8683 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
8684 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
8685 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
8686 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
8687 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
8688 used in shcompact_incoming_args.
8689 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
8690 change.
8691 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
8692 mode.
8693 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
8694 Adjust accordingly.
8695 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
8696 Simplify. Adjust. Add sanity check.
8697 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
8698 FPU_SINGLE_BIT.
8699 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
8700 TARGET_SHCOMPACT.
8701 (udivsi3, divsi3): Use them.
8702 (force_mode_for_call): New insn.
8703 (call, call_value, sibcall_value): Emit it before SHcompact
8704 calls.
8705 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
8706 * config/sh/sh.md (call, call_value, sibcall): Make sure the
8707 call cookie is non-NULL before taking its value.
8708 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
8709 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
8710 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
8711 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
8712 block.
8713 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
8714 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
8715 temporary for stack adjusts. Use MACL and MACH to pass
8716 arguments to shcompact_incoming_args.
8717 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
8718 clobber r1.
8719 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
8720 (nested_trampoline): Load static chain address into r1.
8721 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
8722 2001-01-07 Alexandre Oliva <aoliva@redhat.com
8723 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
8724 fp_arith_reg_operand().
8725 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
8726 * config/sh/sh.md (casesi): Sign-extend the first two operands,
8727 and use signed compares for them.
8728 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
8729 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
8730 ones properly aligned.
8731 (find_barrier): Account for extra alignment needed for 8-byte wide
8732 constants.
8733 (machine_dependent_reorg): Require a label for the second 4-byte
8734 constant after an 8-byte one.
8735 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
8736 change.
8737 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8738 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
8739 last_float when switching float modes.
8740 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
8741 auto-increment for general-purpose registers.
8742 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
8743 result.
8744 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
8745 for stack adjust.
8746 * config/sh/sh.c (sh_builtin_saveregs): Support using all
8747 registers for varargs.
8748 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
8749 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
8750 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
8751 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
8752 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
8753 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
8754 call_cookie accordingly.
8755 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
8756 (SHCOMPACT_BYREF): Likewise.
8757 (SHCOMPACT_FORCE_ON_STACK): New macro.
8758 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
8759 (sh_builtin_saveregs): Likewise.
8760 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8761 shcompact_incoming_args): Use new shift values. Support
8762 sequences of consecutive and non-consecutive pushes/pops.
8763 * config/sh/sh.md (return): Don't explicitly use PR_REG.
8764 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
8765 * config/sh/sh.h (TEXT_SECTION): Define.
8766 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
8767 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8768 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
8769 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
8770 return values on FPU-enabled SHmedia.
8771 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
8772 FPU-enabled SHmedia.
8773 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
8774 value is returned in a non-FP reg and is not returned by
8775 reference.
8776 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
8777 jump_ind.
8778 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
8779 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
8780 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
8781 quad-aligned to be passed by callee-copy reference.
8782 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
8783 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
8784 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
8785 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
8786 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
8787 copying low-numbered FP regs to r7 and r8.
8788 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
8789 FP regs to general-purpose regs only if the copy was passed on the
8790 stack.
8791 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
8792 copying FP reg to r9.
8793 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
8794 copy FP regs to general-purpose regs only in outgoing calls.
8795 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
1e4e95d6 8796 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
fa5322fa
AO		 8797 HOST_WIDE_INT.
8798 * config/sh/sh.h (struct sh_args): Document all fields.
8799 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
8800 passed partially on the stack should not consider making
8801 sibcalls.
8802 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
8803 stack_regs only for incoming calls. When passing FP args,
8804 make sure there are FP regs available before modifying
8805 call_cookie.
8806 (SHCOMPACT_BYREF): Pass double args in general-purpose
8807 registers by reference.
8808 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
8809 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
8810 attempt to generate sibcalls if the caller got any arguments
8811 by reference.
8812 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
8813 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
8814 to 8-byte boundaries.
8815 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
8816 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
8817 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
8818 stored in the stack.
8819 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
8820 for the offsets to have the ISA bit set.
8821 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
8822 invocation. Use beq instead of bgt to mark end of sequence of
8823 loads.
8824 (shcompact_incoming_args): Fix store of r2. Use beq instead of
8825 bgt to mark end of sequence of stores.
8826 * config/sh/sh.c (arith_operand): Don't check whether
8827 CONST_OK_FOR_J for now.
8828 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
8829 instead of long for conversion.
8830 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
8831 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
8832 before passing it to fprintf.
8833 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
8834 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
8835 Call set_fpscr before reading/writing SR.
8836 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
8837 Call set_fpscr.
8838 * config/sh/lib1funcs.asm: Add `.align 2' directives before
8839 SHmedia code.
8840 (FMOVD_WORKS): Define on SH5 with FPU.
8841 (set_fpscr): Define on SH5. Remove separate _fpscr_values
8842 setting.
8843 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
8844 _fpscr_values.
8845 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
8846 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
8847 address.
8848 (ia_main_table): Ditto.
8849 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
8850 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
8851 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
8852 the definitions from sh.h.
8853 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
8854 TARGET_SH5.
8855 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
8856 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
8857 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8858 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
8859 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
8860 Increment LABEL_NUSES.
d9b3eb63 8861
fa5322fa
AO		 8862 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
8863 TARGET_SH5.
8864 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
8865 defined.
8866 * config/sh/elf.h (SIZE_TYPE): Likewise.
8867 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8868 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8869 shcompact_incoming_args): Load switch table addresses using
8870 datalabel.
8871 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8872 (NO_BUILTIN_SIZE_TYPE): Define.
8873 (SIZE_TYPE): Don't define.
8874 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8875 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
8876 definition of __SH5__=32 for -m5-compact-nofpu.
8877 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
8878 ADDR_DIFF_VEC.
8879 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
8880 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
8881 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
8882 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
8883 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
8884 (INSN_LENGTH_ALIGNMENT): Likewise.
8885 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8886 * config/sh/sh.md (call, call_value, sibcall): Simplify
8887 copying of non-branch-target register.
8888 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
1e4e95d6 8889 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
fa5322fa
AO		 8890 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
8891 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8892 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
8893 floating-point values as structs.
8894 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
8895 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
8896 general-purpose register.
8897 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
8898 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8899 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
8900 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
8901 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
8902 (ENCODE_SECTION_INFO): Enclose variables and constants in
8903 DATALABEL unspecs.
8904 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
8905 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
8906 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
8907 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
8908 only for LABEL_REFs. For SYMBOL_REFs, prepend
8909 SH_DATALABEL_ENCODING to the symbol name.
8910 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
8911 convert_mode().
8912 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8913 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
8914 UNSPEC_DATALABEL.
8915 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
8916 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
8917 (DATALABEL_REF_P): Don't require CONST.
8918 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
8919 REL label.
8920 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
8921 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
8922 right.
8923 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8924 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
8925 Use shallow_copy_rtx and PUT_MODE to change the mode of
8926 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
8927 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
8928 on SHmedia using GENERAL_REGs.
8929 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
8930 bltu_media_i): Fix reversion of conditions.
8931 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8932 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
8933 * config/sh/sh.c (output_far_jump): Save r13 in macl.
8934 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
8935 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
8936 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
8937 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
8938 (GCC_nested_trampoline): Likewise.
8939 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
8940 * config/sh/sh.c (gen_datalabel_ref): Define.
8941 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
8942 (INITIALIZE_TRAMPOLINE): Likewise.
8943 (TRAMPOLINE_ADJUST_ADDRESS): Define.
8944 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
8945 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
8946 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
8947 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
8948 (ic_invalidate): Adjust for SH5.
8949 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
8950 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
8951 _nested_trampoline.
8952 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
8953 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
8954 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
8955 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8956 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
8957 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
8958 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8959 * config/sh/sh.c (target_reg_operand): Match only target-branch
8960 registers and pseudos that aren't virtual registers.
8961 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
8962 Copy operands that don't match target_reg_operand to pseudos.
8963 (call_media, call_value_media, sibcall_media): Use
8964 target_reg_operand instead of target_operand.
8965 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
d9b3eb63 8966 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
fa5322fa
AO		 8967 * config/sh/sh.c (target_reg_operand): Match hardware registers
8968 other than branch-target registers.
8969 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
8970 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
8971 (fpscr_values) [SH5 == 32]: Define.
8972 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
8973 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
8974 Handle function addresses coming in SUBREGs.
8975 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
8976 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8977 shcompact_return_trampoline): Use datalabel where appropriate.
8978 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
8979 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
8980 general-purpose register to copy one branch-target register to
8981 another.
8982 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
8983 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
8984 SYMBOL_REFs with VOIDmode.
8985 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
8986 bltu_media_i): New insns.
8987 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
8988 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
8989 (INIT_CUMULATIVE_ARGS): Likewise.
8990 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
8991 * machmode.def (V16SFmode): New mode.
8992 * c-common.c (type_for_mode): Support V2SF and V16SF.
8993 * tree.c (build_common_tree_nodes_2): Likewise.
8994 * tree.h (tree_index): Likewise.
8995 * calls.c (emit_call_1): Take args_so_far. Adjust all
8996 callers. Introduce CALL_POPS_ARGS.
8997 * tm.texi (CALL_POPS_ARGS): Document.
8998 * config/sh/crt1.asm: Implement in SHmedia mode.
8999 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
9000 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
9001 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
9002 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
9003 Implement divsi and udivsi in SHmedia mode. Introduce
9004 SHcompact trampolines.
9005 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
9006 only in SHmedia64.
9007 (regno_reg_class): Rewrite.
9008 (fp_reg_names): Remove.
9009 (sh_register_names, sh_additional_register_names): New.
9010 (print_operand): Added `u'. Support SUBREGs in addresses.
9011 Add parentheses around shifted CONSTs.
9012 (output_file_start): Output .mode and .abi directives.
9013 (shiftcosts, addsubcosts, multcosts): Adjust.
9014 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
9015 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
9016 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
9017 bytes, not registers. Take into account the need for the
9018 SHcompact incoming args trampoline. Adjust all callers.
9019 (sh_expand_prologue): Take stack_regs into account. Call
9020 incoming args trampoline. Keep stack aligned as per SH5 ABI.
9021 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
9022 stack aligned as per SH5 ABI.
9023 (sh_builtin_saveregs): Support SH5 ABI.
9024 (sh_build_va_list, sh_va_start): Likewise.
9025 (initial_elimination_offset): Take alignment into account.
9026 Compute location of PR according to the SH5 stack frame.
9027 (arith_reg_operand): Reject branch-target registers.
9028 (shmedia_6bit_operand): New.
9029 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
9030 (target_reg_operand): Match DImode only. Accept SUBREGs.
9031 (target_operand): New.
9032 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
9033 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
9034 SIBCALL_REGS for SHmedia.
9035 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
9036 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
9037 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
9038 (TARGET_SWITCHES): New SH5 flags.
9039 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
9040 VALID_REGISTER_P to disable unsupported registers.
9041 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
9042 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
9043 (FUNCTION_ARG_PADDING): Define.
9044 (FASTEST_ALIGNMENT): Adjust.
9045 (SH_REGISTER_NAMES_INITIALIZER): New.
9046 (sh_register_names): Declare.
9047 (DEBUG_REGISTER_NAMES): Define.
9048 (REGISTER_NAMES): Define based on sh_register_names.
9049 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
9050 (sh_additional_register_names): Declare.
9051 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
9052 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
9053 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
9054 (REGISTER_NATURAL_MODE): Define.
9055 (FIRST_PSEUDO_REGISTER): Adjust.
9056 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
9057 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
9058 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
9059 (VECTOR_MODE_SUPPORTED_P): Define.
9060 (REG_CLASS_CONTENTS): Adjust.
9061 (SMALL_REGISTER_CLASSES): Adjust.
9062 (REG_ALLOC_ORDER): Adjust.
9063 (INDEX_REG_CLASS): Adjust.
9064 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
9065 (CONST_OK_FOR_LETTER_P): Adjust.
9066 (PREFERRED_RELOAD_CLASS): Adjust.
9067 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
9068 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
9069 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
9070 (FIRST_FP_PARM_REG): Adjust.
9071 (CALL_POPS_ARGS): Define.
9072 (FUNCTION_ARG_REGNO_P): Adjust.
9073 (struct sh_args): New fields.
9074 (GET_SH_ARG_CLASS): Adjust.
9075 (INIT_CUMULATIVE_ARGS): Adjust.
9076 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
9077 (FUNCTION_ARG_ADVANCE): Adjust.
9078 (FUNCTION_ARG): Adjust.
9079 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
9080 (FUNCTION_ARG_CALLEE_COPIES): Define.
9081 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
9082 (STRICT_ARGUMENT_NAMING): Define.
9083 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
9084 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
9085 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
9086 (SETUP_INCOMING_VARARGS): Adjust.
9087 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
9088 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
9089 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
9090 (SUBREG_OK_FOR_INDEX_P): Adjust.
9091 (EXTRA_CONSTRAINT_S): Update.
9092 (EXTRA_CONSTRAINT_T): New.
9093 (EXTRA_CONSTRAINT): Adjust.
9094 (GO_IF_LEGITIMATE_INDEX): Adjust.
9095 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
9096 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
9097 (MOVE_MAX): Adjust.
9098 (MAX_MOVE_MAX): Define.
9099 (Pmode): Adjust.
9100 (CONST_COSTS): Adjust.
9101 (REGISTER_MOVE_COST): Adjust.
9102 (BRANCH_COST): Adjust.
9103 (TEXT_SECTION_ASM_OP): Adjust.
9104 (DBX_REGISTER_NUMBER): Adjust.
9105 (ASM_OUTPUT_DOUBLE_INT): New.
9106 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
9107 (PREDICATE_CODES): Adjust.
9108 (PROMOTE_MODE): Adjust.
9109 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
9110 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
9111 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
9112 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
9113 (DR0_REG, DR2_REG, DR4_REG): Renumber.
9114 (TR0_REG, TR1_REG, TR2_REG): New.
9115 (XD0_REG): Renumber.
9116 (UNSPEC_COMPACT_ARGS): New.
9117 (type): Added pt and ptabs.
9118 (length): Default to 4 on SHmedia. Default pt length to 12
1e4e95d6 9119 and 20 on SHmedia32 and SHmedia64, respectively.
fa5322fa
AO		 9120 (pt): New function unit.
9121 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
9122 Add whitespace between operands of SHmedia instructions.
9123 (movdicc): Fix.
9124 (adddi3_media, addsi3_media): Adjust constraints.
9125 (subsi3) [SHmedia]: Force operand 1 into a register.
9126 (udivsi3_i1_media, udivsi3_i4_media): New.
9127 (udivsi3): Support SHmedia.
9128 (divsi3_i1_media, divsi3_i4_media): New.
9129 (divsi3): Support SHmedia.
9130 (anddi3, iordi3, xordi3): Adjust constraints.
9131 (zero_extendhidi2, zero_extendqidi2): New.
9132 (extendsidi2, extendhidi2, extendqidi2): New.
9133 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
9134 (pop_e, pop_fpul, pop_4): Likewise.
9135 (movsi_media): Support FP and BT registers.
9136 (movsi_media_nofpu): New. Adjust splits to DImode.
9137 (lduw, ldub): Renamed to zero_extend* above.
9138 (movqi_media): Fix typo.
9139 (movdi_media): Support FP and BT registers.
9140 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
9141 (movdi_const_32bit): New.
9142 (shori_media): Require immediate operand. Use `u' for output.
9143 (movdf_media, movsf_media): Simplified.
9144 (movdf_media_nofpu, movsf_media_nofpu): New.
9145 (movdf, movsf): Adjust
9146 (movv2sf, movv2sf, movv16sf): New.
9147 (beq_media, beq_media_i): Adjust constraints. Don't use
9148 scratch BT register.
9149 (bne_media, bne_media_i): Likewise.
9150 (bgt_media, bgt_media_i): Likewise.
9151 (bge_media, bge_media_i): Likewise.
9152 (bgtu_media, bgtu_media_i): Likewise.
9153 (bgeu_media, bgeu_media_i): Likewise.
9154 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
9155 bunordered): Emit jump insn. Force operands to registers when
9156 needed.
9157 (jump_media, jump): Simplify.
9158 (call_compact, call_compact_rettramp): New.
9159 (call_value_compact, call_value_compact_rettramp): New.
9160 (call_media, call_value_media): Simplify.
9161 (sibcall_compact, sibcall_media): New.
9162 (call, call_value): Adjust for SHmedia and SHcompact.
9163 (sibcall, sibcall_value, untyped_call): Likewise.
9164 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
9165 (indirect_jump): Adjust for SHmedia.
9166 (casesi_jump_media): New.
9167 (nop): Re-enable for SHmedia.
9168 (call_site): Restrict to SH1.
9169 (casesi): Adjust for SHmedia.
9170 (casesi_shift_media, casesi_load_media): New.
9171 (return): Explicitly use PR register. Call return trampoline
9172 on SHcompact.
9173 (return_i): Explicitly use PR register.
9174 (shcompact_return_tramp, shcompact_return_tramp_i): New.
9175 (return_media): Adjust.
9176 (shcompact_incoming_args): New.
9177 (epilogue): Adjust.
9178 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
9179 (movstrsi): Disable on SH5.
9180 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
9181 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
9182 (subsf3, subsf3_media): Likewise.
9183 (mulsf3, mulsf3_media, mac_media): Likewise.
9184 (divsf3, divsf3_media): Likewise.
9185 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
9186 (floatsisf2, fux_truncsfsi2): Likewise.
9187 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
9188 constraints.
9189 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
9190 (cmpunsf_media, cmpsf): Likewise.
9191 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
9192 (abssf2, abssf2_media): Likewise.
9193 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
9194 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
9195 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
9196 (floatsidf2, fix_truncdfsi2): Likewise.
9197 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
9198 constraints.
9199 (cmpeqdf_media, cmpgtdf_media): Likewise.
9200 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
9201 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
9202 (absdf2, absdf2_media): Likewise.
9203 (extendsfdf2, extendsfdf2_media): Likewise.
9204 (truncsfdf2, truncsfdf2_media): Likewise.
9205 * config/sh/sh64.h: New file.
9206 * config/sh/t-sh64: New file.
9207 * config/sh/shmedia.h: New file.
9208 * config/sh/ushmedia.h: New file.
9209 * config/sh/sshmedia.h: New file.
9210 * configure.in: Added sh64-*-elf.
9211 * configure: Rebuilt.
9212 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
9213 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
9214 (reg_class_from_letter): Use `b' for TARGET_REGS.
9215 (print_operand): Support `%M', `%m', `AND' and
9216 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
9217 (andcosts): Adjust for SHmedia.
9218 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
9219 Likewise.
9220 (target_reg_operand): New function.
9221 * config/sh/sh-protos.h (target_reg_operand): Declare.
9222 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
9223 FP registers on SH5.
9224 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
9225 on SH4.
9226 (TARGET_REGISTER_P): New macro.
9227 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
9228 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
9229 (EXTRA_CONSTRAINT_S): New macro.
9230 (EXTRA_CONSTRAINT): Adjust.
9231 (FLOAT_TYPE_SIZE): Define to 32.
9232 (Pmode): DImode on SHmedia.
9233 (CONST_COSTS): Adjust for SHmedia literals.
9234 (PREDICATE_CODES): Added target_reg_operand.
9235 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
9236 * config/sh/sh.md: Remove all attrs from SHmedia insns.
9237 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
9238 (cmpdi): Accept SHmedia.
9239 (movdicc_false, movdicc_true): New insns.
9240 (movdicc): New expand.
9241 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
9242 no_new_pseudos.
9243 (addsi3_media): Match `S' constraint.
9244 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
9245 (negdi2): Expand for SHmedia.
9246 (one_cmpldi2): New expand.
9247 (zero_extendsidi2): Change from expand to insn.
9248 (extendsidi2): Add constraints.
9249 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
9250 LD/ST address. Fix SI immediate loading split.
9251 (movhi_media, movqi_media, lduw, ldub): New insns.
9252 (movhi, movqi): Accept SHmedia.
9253 (shori_media, movdi_media): Relax input constraints. Split
9254 symbolic constants.
9255 (movdf_media, movsf_media): New insn. New split to movdi.
9256 (movdf, movsf): Match on SHmedia.
9257 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
9258 bgeu_media): New insns and splits. New insns with `_i' suffix.
9259 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
9260 (bunordered): New expand.
9261 (jump_compact): Renamed from `jump'.
9262 (jump_media): New insn.
9263 (jump): New expand.
9264 (call_media, call_value_media): New insns.
9265 (call, call_value): Adjust.
9266 (indirect_jump_compact): Renamed from `indirect_jump'.
9267 (indirect_jump_media): New insn.
9268 (indirect_jump): New expand.
9269 (untyped_call, return): Accept SHmedia.
9270 (return_media): New insn.
9271 (prologue, epilogue, blockage): Accept SHmedia.
9272 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
9273 (sunordered): New expand.
9274 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
9275 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
9276 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
9277 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
9278 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
9279 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
9280 abssf2_media): New insns.
9281 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
9282 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
9283 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
9284 floatdidf2, floatsidf2_media, fix_truncdfdi2,
9285 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
9286 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
9287 absdf2_media): New insns.
9288 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
9289 (extendsfdf2_media, truncdfsf2_media): New insns.
9290 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
9291 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
9292 * config/sh/sh.h (CONST_OK_FOR_J): Document.
9293 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
9294 * config/sh/sh.md (adddi3): New expand.
9295 (adddi3_media, adddi3z_media): New insns.
9296 (adddi3_compact): Renamed from adddi3.
9297 (addsi3_media): Use add.l r63 to add constant zero.
9298 (subdi3): New expand.
9299 (subdi3_media): New insn.
9300 (subdi3_compact): Renamed from subdi3.
9301 (mulsidi3): New expand.
9302 (mulsidi3_media): New insn.
9303 (mulsidi3_compact): Renamed from mulsidi3.
9304 (umulsidi3): New expand.
9305 (umulsidi3_media): New insn.
9306 (umulsidi3_compact): Renamed from umulsidi3.
9307 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
9308 (ashlsi3, ashrsi3, lshrsi3): Use them.
9309 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
9310 (ashldi3, ashrdi3, lshrdi3): Use them.
9311 (zero_extendsidi2): New expand.
9312 (extendsidi2): New insn.
9313 (movsi_media): New insn. Split to movdi to load constants.
9314 (movsi): Enable for shmedia.
9315 (movdi_media): New insn. Use shori_media to load wide constants.
9316 (short_media): New insn.
9317 (movdi): Enable for shmedia.
9318 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
9319 * config/sh/sh.h (CPP_SPEC): Added `m5'.
9320 (SUBTARGET_CPP_SPEC): Added `!m5'.
9321 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
9322 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
9323 to all other SH variants.
9324 (TARGET_DEFAULT): Set to SH1_BIT.
9325 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
9326 (BITS_PER_WORD): Raise to 64 on shmedia.
9327 (MAX_BITS_PER_WORD): Change to 64.
9328 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
9329 (INT_TYPE_SIZE): Keep as 32.
9330 (UNITS_PER_WORD): Raise to 8 on shmedia.
9331 (MIN_UNITS_PER_WORD): Keep as 4.
9332 (POINTER_SIZE): Raise to 64 on shmedia.
9333 (CONST_OK_FOR_J): New macro.
9334 (CONST_OK_FOR_LETTER_P): Use it.
9335 (processor_type): Add PROCESSOR_SH5.
9336 * config/sh/sh.md: Conditionalize all expands, insns and
9337 splits to TARGET_SH1.
9338 (cpu): Added sh5.
9339 (addsi3_compact): Renamed from...
9340 (addsi3): Now an expand.
9341 (addsi3_media, subsi3_media): New insns.
9342 (subsi3): Don't negate constants with SHmedia.
9343
e4ec2cac
AO		 9344 * hooks.c: New file.
9345 * hooks.h: New file.
9346 * Makefile.in (HOOKS_H): New.
9347 (TARGET_DEF_H): Added $(HOOKS_H).
9348 (OBJS): Added hooks.o.
9349 (cfgcleanup.o, bb-reorder.o): Added target.h.
9350 (hooks.o): Added dependencies.
9351 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
9352 (TARGET_INITIALIZER): this.
9353 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
9354 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
9355 * bb-reorder.c: Include target.h.
9356 (reorder_basic_blocks): Skip if cannot modify jumps.
9357 * cfgcleanup.c: Include target.h.
9358 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
9359
246a46e0
CD		 93602002-02-08 Chris Demetriou <cgd@broadcom.com>
9361
831c4e87
KC		 9362 * config/mips/mips.md (casesi_internal, casesi_internal_di):
9363 Protect jump delay slot instructions with .set noreorder and
9364 .set nomacro.
246a46e0
CD		 9365
93662002-02-08 Chris Demetriou <cgd@broadcom.com>
6a5ea3f4
CD		 9367
9368 * config/mips/mips.md (casesi_internal_di): Calculate
9369 the index into the target offset table correctly.
9370
fdf473ae
RH		 93712002-02-08 Richard Henderson <rth@redhat.com>
9372
9373 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
9374 * final.c (output_addr_const): Accept and discard SUBREG.
9375 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
9376 mark them unknown instead.
9377 (simplify_subtraction): Handle RTX_UNKNOWN.
9378 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
9379
c50503ac
DE		 93802002-02-08 David Edelsohn <edelsohn@gnu.org>
9381
9382 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
9383
3660d217
RH		 93842002-02-08 Richard Henderson <rth@redhat.com>
9385
9386 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
9387
56547299
AJ		 93882002-02-08 Andreas Jaeger <aj@suse.de>
9389
9390 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
9391 * config/i386/t-linux64: New file.
9392
1cf537c5
JJ		 93932002-02-08 Jakub Jelinek <jakub@redhat.com>
9394
9395 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
9396 * c-parse.in (compstmt): Clear last_expr_type.
9397
5c7f5a5f
RH		 93982002-02-07 Richard Henderson <rth@redhat.com>
9399
9400 * loop.c (strength_reduce): Sink final_value when not
9401 eliminating a biv.
9402
b1138bf3
DB		 94032002-02-07 David O'Brien <obrien@FreeBSD.org>
9404
9405 * config/sparc/freebsd.h: Fix mismatched spec {.
9406
b6878a45
RH		 94072002-02-07 Richard Henderson <rth@redhat.com>
9408
9409 * cfgrtl.c: Include recog.h and insn-config.h.
9410 (keep_with_call_p): Fix general_operand invocation.
9411 * Makefile.in (cfgrtl.o): Update dependencies.
9412
ae19f5ef
KH		 94132002-02-07 Kazu Hirata <kazu@hxi.com>
9414
9415 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
9416 comment. Accept HImode only if TARGET_H8300.
9417
b137f9fc
EC		 94182002-02-07 Eric Christopher <echristo@redhat.com>
9419
9420 * config/mips/crtn.asm: Cleanup #ifdefs.
9421
94222002-02-07 Eric Christopher <echristo@redhat.com>
9423
9424 * config/mips/crti.asm: Add changes for mips16. mips16 uses
9425 register 7 as RA instead of $31.
9426 * config/mips/crtn.asm: Ditto.
9427 * config/mips/mips.c (mips_move_2words): Add case for
9428 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
9429 (compute_frame_size): Fix typo.
9430 (save_restore_insns): Ditto. Make documentation about using
9431 register $7 as return register more precise.
9432 (mips_expand_epilogue): Fix comment. Add code to work around not
9433 being able to add to the stack pointer directly.
9434 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
9435 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
9436 epilogue.
9437
768070a0
TR		 94382002-02-07 Tom Rix <trix@redhat.com>
9439
b137f9fc 9440 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
768070a0
TR		 9441 immediates in ldu and stdu DS opcode field.
9442 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
9443 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
9444 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
9445
225909c3
JS		 94462002-02-07 Jeff Sturm <jsturm@one-point.com>
9447
9448 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
9449 offset for stack bias.
9450
15fae023
L		 94512002-02-07 H.J. Lu <hjl@gnu.org>
9452
9453 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
9454
fde5badd
UW		 94552002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
9456
9457 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
9458
162f023b
JH		 9459Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
9460
9461 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
9462 * i386.c (x86_order_regs_for_local_alloc): New global function.
9463 * i386.h (REG_ALLOC_ORDER): CLeanup.
9464 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
9465
9b462c42
RH		 94662002-02-07 Richard Henderson <rth@redhat.com>
9467
85aa876c 9468 PR optimization/2463
9b462c42
RH		 9469 * alias.c (find_base_value): Recall base values for fixed hard regs.
9470 * loop.c (loop_regs_update): Don't use single_set on non-insns.
9471
06e455a9
AO		 94722002-02-07 Alexandre Oliva <aoliva@redhat.com>
9473
9474 * config/mips/mips.md (define_delay) [mips16]: Adjust required
9475 length.
9476
edd1967d
RH		 94772002-02-06 Richard Henderson <rth@redhat.com>
9478
9479 PR c/5609
9480 * stmt.c (resolve_operand_name_1): Take more care with mixed
9481 named and unnamed operands.
9482
a2cd028f
JJ		 94832002-02-06 Janis Johnson <janis187@us.ibm.com>
9484 Jan Hubicka <jh@suse.cz>
9485
9486 * loop.c (remove_constant_addition): Avoid clobbering a shared
9487 CONST expression.
9488
e8487c04
UW		 94892002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
9490
9491 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
9492 * config/s390/t-linux64: New file.
9493 * config/s390/libgcc-glibc.ver: New file.
9494
58d10f89
UW		 94952002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
9496
9497 * config/s390/linux64.h: Delete file.
9498 * config/s390/s390x.h: New file.
9499 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
9500 as target header file.
9501 * config/s390/linux.h (TARGET_VERSION): Define depending on
9502 DEFAULT_TARGET_64BIT.
9503 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
9504 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
9505 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
9506 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
9507 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
9508 (EXTRA_SPEC): New define.
9509 * config/s390/s390.h (TARGET_VERSION): Define depending on
9510 DEFAULT_TARGET_64BIT.
9511 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
9512
5ce89b2e
JM		 95132002-02-06 Jason Merrill <jason@redhat.com>
9514
9515 * c-decl.c (finish_function): Warn about a non-void function with
9516 no return statement and no abnormal exit.
9517 (current_function_returns_abnormally): New variable.
9518 (start_function): Clear it.
9519 (struct c_language_function): Add returns_abnormally.
9520 (push_c_function_context): Save it.
9521 (pop_c_function_context): Restore it.
9522 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
9523 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
9524 an explicit return type.
9525 * c-tree.h: Declare current_function_returns_abnormally.
9526 (C_FUNCTION_IMPLICIT_INT): New macro.
9527 * c-typeck.c (build_function_call): Set it.
9528 (c_expand_return): Set current_function_returns_value even if the
9529 value is erroneous.
9530
caaf2272
JJ		 95312002-02-06 Jakub Jelinek <jakub@redhat.com>
9532
9533 PR c/5420:
9534 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
9535 unsafe for reevaluation.
9536
d5129288
JJ		 95372002-02-06 Jakub Jelinek <jakub@redhat.com>
9538
9539 PR c/5482:
9540 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
9541 EXPR_STMT, but COMPOUND_STMT, recurse into it.
9542
7fb75099
RH		 95432002-02-06 Richard Henderson <rth@redhat.com>
9544
9545 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
9546 be a general_operand. Dest for function value must be a pseudo.
9547
d3a8b6a6
NC		 95482002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
9549
9550 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
9551 as SYMBOL_REFs from the constant pool.
9552
3c1299c5
AO		 95532002-02-06 Alexandre Oliva <aoliva@redhat.com>
9554
9555 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
9556 passed by invisible reference.
9557
c2c9f6c9
RH		 95582002-02-05 Richard Henderson <rth@redhat.com>
9559
9560 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
9561
a824924d
HPN		 95622002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
9563
9564 Implement using "base addresses" in insn operands as default.
9565 * config/mmix/mmix.c (mmix_conditional_register_usage): if
9566 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
9567 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
9568 used to read the rtx value.
9569 (mmix_target_asm_function_epilogue): Fix spacing.
9570 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
9571 (mmix_legitimate_address): Ditto.
9572 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
9573 should be loaded with a GETA insn. Don't allocate needless extra
9574 char for nul termination and fix misleading comment.
9575 (mmix_print_operand_address): Handle constants if
9576 TARGET_BASE_ADDRESSES.
9577 (mmix_output_register_setting): Use base addressing if
9578 TARGET_BASE_ADDRESSES and the number of insns is 3.
9579 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
9580 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
9581 to use R as constraint, add LDA to match s.
9582 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
9583 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
9584 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
9585 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
9586 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
9587 order with other fixed registers.
9588 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
9589 other parameter/call-clobbered registers.
9590 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
9591 -mbase-addresses, -mno-base-addresses.
9592 (MMIX Options): Ditto.
9593
73c342b9
JDA		 95942002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9595
9596 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
9597
ef238c58
AH		 95982002-02-06 Aldy Hernandez <aldyh@redhat.com>
9599
831c4e87 9600 * config/rs6000/altivec.h: Change elem to _S_elem.
ef238c58 9601
ad08e60e
JT		 96022002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9603
9604 * config/netbsd.h (WCHAR_TYPE): Define.
9605 (WCHAR_TYPE_SIZE): Ditto.
9606 (WINT_TYPE): Ditto.
9607 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
9608 (WCHAR_UNSIGNED): Ditto.
9609 (WCHAR_TYPE_SIZE): Ditto.
9610 (WINT_TYPE): Ditto.
9611 * config/arm/netbsd.h: Likewise.
9612 * config/i386/netbsd-elf.h: Likewise.
9613 * config/i386/netbsd.h: Likewise.
9614 * config/m68k/netbsd-elf.h: Likewise.
9615 * config/m68k/netbsd.h: Likewise.
9616 * config/ns32k/netbsd.h: Likewise.
9617 * config/sparc/netbsd.h: Likewise.
9618 * config/vax/netbsd.: Likewise.
9619
f913c102
AO		 96202002-02-05 Alexandre Oliva <aoliva@redhat.com>
9621
9622 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
9623 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
9624 (TARGET_INITIALIZER): this.
9625 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
9626 (BITFIELD_NBYTES_LIMITED): Markup fix.
9627 * tree.h (default_ms_bitfield_layout_p): Declare.
9628 (record_layout_info): Added prev_field.
9629 * tree.c (default_ms_bitfield_layout_p): New fn.
9630 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
9631 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
9632 * stor-layout.c: Include target.h.
9633 (start_record_layout): Initialize prev_field.
9634 (place_field): Handle MS bit-field layout, and disregard
9635 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
9636 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
9637 * Makefile.in (stor-layout.o): Adjust dependencies.
9638
c13db5d1
JM		 96392002-02-05 Jason Merrill <jason@redhat.com>
9640
c13db5d1
JM		 9641 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
9642
4505024e
AJ		 96432002-02-05 Andreas Jaeger <aj@suse.de>
9644
9645 * crtstuff.c: Fix comments.
9646
794ad79d
RH		 96472002-02-05 Richard Henderson <rth@redhat.com>
9648
2e279a9b
RH		 9649 PR fortran/3393
9650 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
9651 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
9652
794ad79d
RH		 9653 PR fortran/3392
9654 * config/mips/mips.c (function_arg): Handle TImode.
9655 (function_arg_advance): Likewise.
9656
8f909017
AH		 96572002-02-05 Aldy Hernandez <aldyh@redhat.com>
9658
c13db5d1
JM		 9659 * config/rs6000/altivec.h (vec_step_help): Rename to
9660 __vec_step_help.
8f909017 9661
66daa9e3
AH		 96622002-02-05 Aldy Hernandez <aldyh@redhat.com>
9663
c13db5d1 9664 * config/rs6000/altivec.h: Fix typos.
66daa9e3 9665
2696e97b
JT		 96662002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9667
9668 * config/arm/netbsd.h: Correct a comment.
9669
3deb2758
AH		 96702002-02-05 Aldy Hernandez <aldyh@redhat.com>
9671
c13db5d1
JM		 9672 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
9673 building void typed builtins.
3deb2758 9674
c13db5d1
JM		 9675 * config/rs6000/altivec.h (vec_ld*): Fix typos.
9676 (vec_step): Implement for C++.
3deb2758 9677
c13db5d1 9678Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2c79137a
RK		 9679
9680 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
9681
ebbb0a63
RH		 96822002-02-04 Richard Henderson <rth@redhat.com>
9683
9684 * combine.c (nonzero_bits): Re-introduce special case for
9685 sp/fp/ap wrt REGNO_POINTER_ALIGN.
9686
ae4b4a02
AH		 96872002-02-05 Aldy Hernandez <aldyh@redhat.com>
9688
c13db5d1
JM		 9689 * doc/extend.texi: Warn about unsupported usage of altivec
9690 builtins.
ae4b4a02 9691
c13db5d1
JM		 9692 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
9693 (altivec_predicate_*): New.
ae4b4a02 9694
c13db5d1
JM		 9695 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
9696 Add C++ version of vec_*() functions.
ae4b4a02 9697
c13db5d1
JM		 9698 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
9699 (bdesc_2arg): Remove altivec predicates.
9700 (altivec_expand_builtin): Handle predicates.
9701 (altivec_init_builtins): Handle predicates.
9702 (altivec_expand_predicate_builtin): New.
ae4b4a02 9703
f6bcf44c
JDA		 97042002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9705
9706 * pa.c (DO_FRAME_NOTES): Move forward.
9707 (store_reg): Revise handling of frame notes.
9708 (load_reg): Likewise.
9709 (set_reg_plus_d): Likewise.
9710 (hppa_expand_prologue): Likewise.
9711 (hppa_expand_epilogue): Likewise.
b137f9fc 9712
703b0080
JDA		 97132002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9714
9715 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
9716
6f9fdf4d
JJ		 97172002-02-04 Jakub Jelinek <jakub@redhat.com>
9718
9719 PR c/4475, c++/3780:
9720 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
9721 * c-common.h (SWITCH_TYPE): Define.
9722 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
9723 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
9724 Rename spareness variable to sparseness.
9725 (expand_end_case_type): Renamed from expand_end_case, use orig_type
9726 if non-NULL instead of TREE_TYPE (orig_index).
9727 * tree.h (expand_end_case_type): Renamed from expand_end_case.
9728 (expand_end_case): Define using expand_end_case_type.
9729 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
9730 to expand_end_case_type.
9731 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
9732
79109502
JDA		 97332002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9734
9735 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
9736 (BIGGEST_ALIGNMENT): Change to 128.
9737
e62a5987
JDA		 97382002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9739
9740 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
9741
219f24a4
JDA		 97422002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9743
9744 * pa.md (call_internal_reg_64bit): Remove unused variable.
9745
3cb66fd7
NC		 97462002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
9747
9748 * config/arm/arm.h (machine_function): Add uses_anonymous_args
9749 field.
831c4e87 9750 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
3cb66fd7 9751 * config/arm/arm.c (current_function_anonymous_args): Delete,
831c4e87
KC		 9752 replace uses with cfun->machine->uses_anonymous_args.
9753 (arm_reorg): Do not reset uses_anonymous_args.
3cb66fd7
NC		 9754
9755 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
9756 any geenral register.
b137f9fc 9757
5d5603e2 97582001-02-04 Bernd Schmidt <bernds@redhat.com>s
24c545ff
BS		 9759
9760 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
9761 the entry block.
9762
563c12b0
RH		 97632002-02-04 Richard Henderson <rth@redhat.com>
9764
9765 * combine.c (force_to_mode): Remove STACK_BIAS code.
9766 (nonzero_bits): Likewise. Replace sp/fp special case with
9767 REGNO_POINTER_ALIGN.
9768
9769 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
9770 (HARD_FRAME_POINTER_REGNUM): New.
9771 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
9772 (FIXED_REGS, CALL_USED_REGS): Update.
9773 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
9774 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
9775 (HARD_REGNO_NREGS): Update for SFP.
9776 (STACK_POINTER_OFFSET): Include bias here ...
9777 (FIRST_PARM_OFFSET): ... not here.
9778 (STACK_BIAS): Remove.
9779 (INIT_EXPANDERS): New.
9780 (STARTING_FRAME_OFFSET): Do not include bias.
9781 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
9782 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
9783 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
9784 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
9785 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
9786 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
9787 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
9788 (MUST_SAVE_REGISTER): Likewise.
9789 (sparc_flat_function_prologue): Likewise.
9790 (sparc_flat_function_epilogue): Likewise.
9791 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
9792 (sparc_init_modes): SFP is GENERAL_REGS.
9793 (sparc_builtin_saveregs): SFP does not have bias applied.
9794
14691f8d
RH		 97952002-02-04 Richard Henderson <rth@redhat.com>
9796
9797 * config/alpha/alpha.c (current_function_is_thunk): Don't check
9798 current_function_is_thunk.
9799 (alpha_sa_mask): Distinguish between current_function_is_thunk
9800 called from ASM_OUTPUT_MI_THUNK and not.
9801 (alpha_does_function_need_gp): Thunks always need gp.
9802 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
9803 (alpha_output_mi_thunk_osf): New.
9804 * config/alpha/alpha-protos.h: Update.
9805 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
9806
af702de8
RS		 98072002-02-04 Richard Sandiford <rsandifo@redhat.com>
9808
9809 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
9810 function types, not when they're taken away.
9811
5b1cacd8
JL		 9812Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
9813
9814 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
9815 CODE_LABEL and jump table when replacing a table jump with a
9816 simple jump.
9817
f3e9edff
UW		 98182002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9819
9820 * config/s390/s390-protos.h (legitimize_la_operand,
9821 s390_secondary_input_reload_class, s390_plus_operand,
9822 s390_expand_plus_operand): Add prototypes.
9823
9824 config/s390/s390.c (s390_secondary_input_reload_class,
9825 s390_plus_operand, s390_expand_plus_operand): New functions.
9826
9827 (struct s390_address): New member 'pointer'.
9828 (s390_decompose_address): Compute it.
9829 (legitimate_la_operand_p): Use it.
9830 (legitimize_la_operand): New function.
9831 (movti, movdi, movdf splitters): Call it.
9832
9833 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
9834 (PREDICATE_CODES): Add s390_plus_operand.
9835
9836 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
9837 (la_ccclobber): Allow GENERAL_REGS as output operand.
9838
9839 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
9840 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
9841 (*la_64, *la_31, reload_indi, reload_insi): ... these.
9842
3c9a08ec
UW		 98432002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9844
9845 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
9846 register names for regular asm () construct.
9847
ac300a45
JJ		 98482002-02-04 Jakub Jelinek <jakub@redhat.com>
9849
9850 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
9851 registers.
9852
fa852403
JJ		 98532002-02-04 Jakub Jelinek <jakub@redhat.com>
9854
9855 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
9856 pat for recog.
9857
fecaac37
HP		 98582002-02-04 Hartmut Penner <hpenner@de.ibm.com>
9859
831c4e87
KC		 9860 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
9861 constant pool to be identical by string address and index.
fecaac37 9862
10c45943
AG		 98632002-02-04 Anthony Green <green@redhat.com>
9864
9865 * output.h (SECTION_OVERRIDE): Define.
9866 * varasm.c (named_section): Obey SECTION_OVERRIDE.
9867
69474c3c
JT		 98682002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9869
9870 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
9871 by existing arm*-*-netbsd* (a.out) target.
9872 (ns32k-*-netbsdelf*): Likewise.
9873 (sparc-*-netbsdelf*): Likewise.
9874 (vax-*-netbsdelf*): Likewise.
9875
939a46f6 98762002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
3b56934f
CF		 9877
9878 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
9879 headers and libobjc headers.
9880
98812002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
9882
9883 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
9884 (_mingw.h): Remove duplicate include.
9885
2fd95d71
JT		 98862002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9887
9888 * config.gcc: Set cpu_type to m68k for 68010, as well.
9889 (m68010-*-netbsdelf*): New...
9890 (m68k*-*-netbsdelf*): ...targets.
9891 * config/m68k/netbsd-elf.h: New file.
9892
0ea6f6a0
KH		 98932002-02-02 Kazu Hirata <kazu@hxi.com>
9894
9895 * config/h8300/h8300.c (hand_list): Move inside function_arg.
9896
cbf1b2da
KH		 98972002-02-02 Kazu Hirata <kazu@hxi.com>
9898
9899 * config/h8300/h8300.c (h8_push_ops): Move inside
9900 h8300_init_once.
9901 (h8_pop_ops): Likewise.
9902 (h8_move_ops): Likewise.
9903
0869f126
KH		 99042002-02-02 Kazu Hirata <kazu@hxi.com>
9905
9906 * config/h8300/h8300.c (os_task): Make it static.
9907 (monitor): Likewise.
9908 (pragma_saveall): Likewise.
9909
90e65b70
AO		 99102002-02-02 Alexandre Oliva <aoliva@redhat.com>
9911
9912 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
9913 constant is a valid sign-extension for Pmode.
9914
9cbcd983
KH		 99152002-02-02 Kazu Hirata <kazu@hxi.com>
9916
9917 * config/h8300/h8300.c: Fix formatting.
9918
7a27efc4
KH		 99192002-02-02 Kazu Hirata <kazu@hxi.com>
9920
9921 * config/h8300/h8300.md: Fix formatting.
9922
54175a44
KH		 99232002-02-02 Kazu Hirata <kazu@hxi.com>
9924
9925 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
9926 predicates of operands[1]. Split the patterns for each
9927 processor variant.
9928
eceb1755
KH		 99292002-02-02 Kazu Hirata <kazu@hxi.com>
9930
9931 * config/h8300/h8300.md (xor patterns): Tighten the predicates
9932 of operands[1] to register_operand.
9933
0fef3fd0
NB		 99342002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9935
9936 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
9937 * cpphash.c (_cpp_init_hashtable): Similarly.
9938 * cppinit.c (cpp_create_reader): Default the signed_char flag.
9939 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
9940 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
9941 (cpp_handle_option): Handle the new options.
9942 * cpplex.c (cpp_interpret_charconst): Use new flag.
9943 * cpplib.h (struct cpp_options): New member signed_char.
9944 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
9945 (cpp_options): Handle -fsigned-char and -funsigned-char.
9946 (static_specs): Remove signed_char_spec.
9947 (do_spec1): Don't handle %c.
9948 * system.h: Poison SIGNED_CHAR_SPEC.
9949 * tradcif.y (yylex): Use flag_signed_char.
9950 * tradcpp.h (flag_signed_char): New.
9951 * tradcpp.c (flag_signed_char): New.
9952 (main): Handle new command-line options.
9953 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
9954config:
9955 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
9956 * avr/avr.h: Remove old comments.
9957 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
9958 (CC1_SPEC): Pass -fsigned-char if -mic*.
9959 (SIGNED_CHAR_SPEC): Remove.
9960doc:
9961 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
9962
0617ed52
EC		 99632002-02-01 Eric Christopher <echristo@redhat.com>
9964
9965 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
9966 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
9967 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
9968 (ASM_OUTPUT_REG_POP): Ditto.
9969
dfd48d76
NB		 99702002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9971
9972 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
9973 patch.
9974
4a23409e
JJ		 99752002-02-02 Jakub Jelinek <jakub@redhat.com>
9976
9977 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
9978
d3c52658
JJ		 99792002-02-02 Jakub Jelinek <jakub@redhat.com>
9980
9981 PR c/5304:
9982 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
9983 unconditionally.
9984
02c5a3bd
JJ		 99852002-02-01 Janis Johnson <janis187@us.ibm.com>
9986
9987 * cfganal.c: Include tm_p.h.
9988 (keep_with_call_p): Fix the test that determines if a register holds
9989 the return value of a call.
9990
3968de80
DD		 99912002-02-01 DJ Delorie <dj@redhat.com>
9992
9993 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
9994 we are given conflicting registers, switch to the other one we
9995 had allocated for us.
9996 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
9997 as TImode so we know when the "other" register is available.
9998
1338ea6c
DB		 99992002-02-01 David O'Brien <obrien@FreeBSD.org>
10000
10001 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
10002 sparc/sparc_bi.h.
10003
f015be23
JJ		 100042002-02-01 Janis Johnson <janis187@us.ibm.com>
10005
10006 * cfganal.c (keep_with_call_p): New function.
10007 (flow_call_edges_add): Prevent splitting a block between a call and
10008 a single-set instruction that should be kept in the same block.
10009
63708ffc
CR		 100102002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
10011
10012 * doc/install.texi (avr): Update outdated URL.
10013
5ee4950e
AH		 100142002-01-30 Andrew Haley <aph@cambridge.redhat.com>
10015
831c4e87
KC		 10016 * config/stormy16/stormy16.md (pushqi): New.
10017 (popqi): New.
10018 (pushhi): New.
10019 (pophi): New.
10020 (movhi): Remove stack operands.
10021 (movqi): Likewise.
10022 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
10023 nonimmediate_nonstack_operand.
10024 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
10025 New.
10026 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
10027 New.
5ee4950e 10028
b88c0704
JM		 100292002-01-31 Jason Merrill <jason@redhat.com>
10030
10031 * Makefile.in (c-parse.c): Handle .output file.
10032 * objc/Make-lang.in (objc-parse.c): Likewise.
10033
ac282977
AO		 100342002-02-01 Alexandre Oliva <aoliva@redhat.com>
10035
10036 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
10037 the -me[lb] option is given. Don't output the default flag
10038 twice.
10039
bebc7e8b
ZW		 100402002-01-31 Zack Weinberg <zack@codesourcery.com>
10041
10042 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
10043 the primary source file; this has not been done yet.
10044 * c-decl.c (c_expand_body): Reset input_filename from
10045 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
10046
5809eb5f
KH		 100472002-01-31 Kazu Hirata <kazu@hxi.com>
10048
10049 * rtlanal.c (subreg_regno_offset): Do not use
10050 SUBREG_REGNO_OFFSET.
10051 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
10052 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
10053
8512bbd7
JM		 100542002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10055
10056 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
10057 version rather than GNATS version in --version output.
10058
74cb3cc8
RS		 100592002-01-31 Richard Sandiford <rsandifo@redhat.com>
10060
10061 * ifcvt.c (noce_process_if_block): Make a copy of the destination
10062 when copying back from a temporary.
10063
874b5b14
RH		 100642002-01-30 Richard Henderson <rth@redhat.com>
10065
10066 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
10067 and new_dest are the same.
10068
e803a64b
RH		 100692002-01-30 Richard Henderson <rth@redhat.com>
10070
89cf7be5 10071 PR opt/5076
e803a64b
RH		 10072 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
10073 * rtl.c (note_insn_name): Update.
10074 * emit-rtl.c (remove_unnecessary_notes): Kill it.
10075 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
10076 to perform loop rotation.
10077 (expand_exit_loop_top_cond): New.
10078 * tree.h (expand_exit_loop_top_cond): Declare it.
10079 * c-semantics.c (genrtl_while_stmt): Use it.
10080 (genrtl_for_stmt): Likewise.
10081
0b51254d
AO		 100822002-01-30 Alexandre Oliva <aoliva@redhat.com>
10083
10084 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
10085 arguments to 64-bit boundaries on 64-bit ABIs.
10086
71cef493
SE		 100872002-01-30 Steve Ellcey <sje@cup.hp.com>
10088
10089 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
10090
6169e5fd
JM		 100912002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10092
10093 * c-decl.c (grokdeclarator): Handle type being a typedef for an
10094 invalid type.
10095
86f808dc
DB		 100962002-01-30 David O'Brien <obrien@FreeBSD.org>
10097
10098 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
10099 * config/sparc/sparc_bi.h: Remove file.
10100 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
10101
5748ebeb
RH		 101022002-01-30 Richard Henderson <rth@redhat.com>
10103
10104 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
10105
20d32cc2
ZW		 101062002-01-30 Zack Weinberg <zack@codesourcery.com>
10107
10108 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
10109
b88c0704 101102002-01-30 Jason Merrill <jason@redhat.com>
6bb28965
JM		 10111
10112 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
10113 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
10114 (reg_save): Use DW_CFA_offset_extended_sf instead.
10115
10116 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
10117
37060e78
JJ		 101182002-01-29 Jakub Jelinek <jakub@redhat.com>
10119
10120 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
10121 in cselib_lookup.
10122
d18dba68
AH		 101232002-01-29 Aldy Hernandez <aldyh@redhat.com>
10124
bebc7e8b
ZW		 10125 * rs6000.md ("*call_value_local32"): Remove constraints.
10126 ("*call_value_local64"): Same.
10127 ("*call_value_indirect_nonlocal_aix32"): Same.
10128 ("*call_value_nonlocal_aix32"): Same.
10129 ("*call_value_indirect_nonlocal_aix64"): Same.
10130 ("*call_value_nonlocal_aix64"): Same.
10131 ("*call_value_nonlocal_sysv"): Same.
d18dba68 10132
80a8aac6
RH		 101332002-01-29 Richard Henderson <rth@redhat.com>
10134
10135 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
10136
12beba6f
RH		 101372002-01-29 Richard Henderson <rth@redhat.com>
10138
10139 * expr.c (force_operand): Ignore flag_pic for detecting pic
10140 address loads.
10141 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
10142 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
10143 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
10144 instead of open-coded loop.
10145 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
10146 be fixed when in use.
10147
2583081e
RH		 101482002-01-29 Richard Henderson <rth@redhat.com>
10149
10150 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
10151 * sched-rgn.c (propagate_deps): Update them.
10152 * sched-deps.c (sched_analyze_insn): Update them. Flush the
10153 clobbers list when either gets too long.
10154
3b8d200e
JJ		 101552002-01-29 Jakub Jelinek <jakub@redhat.com>
10156
10157 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
10158 and INDEX_REGS the same as GENERAL_REGS.
10159 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
10160
2d3115eb
NB		 101612002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10162
bebc7e8b 10163 * tree.c (build_nonstandard_integer_type): Correct prototype.
2d3115eb 10164
ecbe845e
UW		 101652002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
10166
bebc7e8b 10167 * config/s390/s390.md (movstrsico, movstrdix_64,
ecbe845e 10168 movstrsix_31): Remove, replace by ...
bebc7e8b 10169 (movstrdi_short, movstrsi_short, movstrdi_long,
ecbe845e
UW		 10170 movstrsi_long): ... these. New.
10171 (movstrdi, movstrsi): Adapt.
10172
10173 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
bebc7e8b 10174 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
ecbe845e
UW		 10175 Remove unnecessary CC clobber.
10176 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
10177 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
10178
10179 (divmoddi4): Don't partially initialize TImode register.
10180
0b32fca5
GK		 101812002-01-29 Geoffrey Keating <geoffk@redhat.com>
10182
10183 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
10184
08ef5437
RH		 101852002-01-29 Richard Henderson <rth@redhat.com>
10186
10187 * flow.c (print_rtl_and_abort): Remove.
10188 (print_rtl_and_abort_fcn): Remove.
10189 (verify_local_live_at_start): Use dump_bb instead.
10190 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
10191 (verify_wide_reg_1): Return 2 on mode test failure.
10192
8469e54e
NB		 101932002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10194
10195 PR c/3325, c/3326, c/2511, c/3347
10196 * c-decl.c (enum_decl_context): Remove BITFIELD.
10197 (grokdeclarator): Take bitfield width as an input.
10198 Ensure bitfields are given the correct type. Perform
10199 bitfield width validation with build_bitfield_integer_type
10200 rather than waiting for finish_struct.
10201 (grok_typename, grok_typename_in_parm_context, start_decl,
10202 push_parmdecl, grokfield, start_function): Update calls to
10203 grokdeclarator.
10204 (build_bitfield_integer_type): New function.
10205 (finish_struct): Move bitfield validation to grokdeclarator
bebc7e8b 10206 and build_bitfield_integer_type.
8469e54e
NB		 10207 * tree.c (build_nonstandard_integer_type): New function.
10208 * tree.h (build_nonstandard_integer_type): New prototype.
10209objc:
10210 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
10211
ffdeea47
JJ		 102122002-01-29 Jakub Jelinek <jakub@redhat.com>
10213
10214 PR other/1502:
10215 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
10216 don't ignore unrecognized -W* options.
10217 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
10218 * cpplib.h (cpp_handle_option): Adjust prototype.
10219 * c-decl.c (c_decode_options): Pass 0 as last argument to
10220 cpp_handle_option.
10221
10222 PR c/2896:
10223 * gcc.c (cpp_unique_options): Split from cpp_options.
10224 (cpp_options): Source cpp_unique_options.
10225 (default_compilers): Use cpp_unique_options instead of cpp_options
10226 when used together with cc1_options.
10227 (static_specs): Add cpp_unique_options.
10228 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
10229 when used together with cc1_options.
10230
1a275226
KH		 102312002-01-29 Kazu Hirata <kazu@hxi.com>
10232
10233 * config/h8300/h8300-protos.h: Update the prototype of
10234 output_a_shift.
10235 * config/h8300/h8300.c (output_a_shift): Remove an unused
10236 argument 'insn'. Remove redundant code.
10237 * config/h8300/h8300.md: Adust to the new prototype of
10238 output_a_shift.
10239
a11d9dfc
KH		 102402002-01-29 Kazu Hirata <kazu@hxi.com>
10241
10242 * config/h8300/h8300-protos.h: Update the prototypes of
10243 emit_a_rotate and expand_a_rotate.
10244 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
10245 first argument to 'enum rtx_code'.
10246 (expand_a_rotate): Likewise.
10247
871f73e3
KH		 102482002-01-28 Kazu Hirata <kazu@hxi.com>
10249
10250 * config/h8300/h8300-protos.h: Update the prototype of
10251 output_simode_bld.
10252 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
10253 'log2'.
10254 * config/h8300/h8300.md: Adjust to the new prototype.
10255
5fc4b751
KH		 102562002-01-28 Kazu Hirata <kazu@hxi.com>
10257
10258 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
10259 redundant code.
10260
2d67bd7b
JDA		 102612002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
10262
10263 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
10264 is a fixed register before returning pic_offset_table_rtx.
10265 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
10266 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
10267
5a852b3e
JM		 102682002-01-28 Jason Merrill <jason@redhat.com>
10269
6bb28965 10270 * dwarf2.h: Sync with src version.
5a852b3e 10271
3bca17dd
PK		 102722002-01-28 Paul Koning <pkoning@equallogic.com>
10273
10274 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
10275 BT_FN_VOID_PTR_VAR.
10276 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
10277 * doc/extend.texi (__builtin_prefetch): Update documentation:
10278 first argument is now const void ptr.
10279
7dc3f8c0
KH		 102802002-01-28 Kazu Hirata <kazu@hxi.com>
10281
10282 * config/h8300/h8300-protos.h: Remove an unused prototype.
10283
e83cb5f0
RZ		 102842002-01-28 Roman Zippel <zippel@linux-m68k.org>
10285
10286 * toplev.c (lang_independent_init): Round up identifier size.
10287
5721cd84
RE		 102882002-01-28 Richard Earnshaw <rearnsha@arm.com>
10289
10290 * config.gcc: Revert previous change.
10291
d534119e
AP		 102922002-01-28 Andris Pavenis <pavenis@latnet.lv>
10293
10294 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
10295
5a721dab
RE		 102962002-01-28 Richard Earnshaw <rearnsha@arm.com>
10297
10298 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
10299 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
10300 other non-elf netbsd config frags.
10301 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
10302 collect2 will does that.
10303 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
10304 shared-lib frobbing will work.
10305
da1775d6
KH		 103062002-01-28 Kazu Hirata <kazu@hxi.com>
10307
10308 * config/h8300/h8300.h: Fix formatting.
10309 * config/h8300/h8300.md: Likewise.
10310
8f2e963b
LR		 103112002-01-28 Loren J. Rittle <ljrittle@acm.org>
10312
10313 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
10314 the old, removed AAA_standards fix.
10315 * fixinc/fixincl.x: Rebuilt.
10316
fdae5767
HPN		 103172002-01-28 Hans-Peter Nilsson <hp@axis.com>
10318
10319 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
10320 atexit call in crtbegin, hooked in after call to frame_dummy;
10321 register EH before registering __fini__start.
10322
2a2ecb63
AH		 103232002-01-28 Aldy Hernandez <aldyh@redhat.com>
10324
10325 * config/rs6000/altivec.h: Remove spurious semicolons.
10326
8ed43adf
KH		 103272002-01-27 Kazu Hirata <kazu@hxi.com>
10328
10329 * config/h8300/h8300.md: Replace dead bit extraction patterns
10330 with ones that work.
10331
917afb0c
RK		 10332Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10333
10334 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
10335 if not STRICT_ALIGNMENT.
10336 * rtl.h (MEM_ALIGN): Likewise.
10337
f70a54cb
CR		 103382002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
10339
10340 * doc/invoke.texi (-fdump-translation-unit): Revert this
10341 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
10342
d8fd4914
KH		 103432002-01-27 Kazu Hirata <kazu@hxi.com>
10344
10345 * config/h8300/h8300.md (define_constants): New.
10346 (anonymous patterns) Use defined constants appropriately.
10347
15e0e275
KH		 103482002-01-27 Kazu Hirata <kazu@hxi.com>
10349
10350 * config/h8300/h8300.c (function_arg): Remove redundant code.
10351
37a0f8a5
RH		 103522002-01-26 Richard Henderson <rth@redhat.com>
10353
10354 * sched-deps.c (reg_pending_uses_head): New.
10355 (reg_pending_barrier): Rename from reg_pending_sets_all.
10356 (find_insn_list): Don't mark inline.
10357 (find_insn_mem_list): Remove.
10358 (add_dependence_list, add_dependence_list_and_free): New.
10359 (flush_pending_lists): Replace only_write param with separate
10360 for_read and for_write parameters. Update all callers. Use
10361 add_dependence_list_and_free.
10362 (sched_analyze_1): Do not add reg dependencies here; just set
10363 the pending bits. Use add_dependence_list.
10364 (sched_analyze_2): Likewise.
10365 (sched_analyze_insn): Replace schedule_barrier_found with
10366 reg_pending_barrier. Add all dependencies for pending reg
10367 uses, sets, and clobbers.
10368 (sched_analyze): Don't add reg dependencies for calls, just
10369 set pending bits. Use regs_invalidated_by_call. Treat
10370 sched_before_next_call as a normal list, not a fake insn.
10371 (init_deps): No funny init for sched_before_next_call.
10372 (free_deps): Free pending mems lists. Don't zero reg_last.
10373 (init_deps_global): Init reg_pending_uses.
10374 (finish_deps_global): Free it.
10375 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
10376 (find_insn_mem_list): Remove.
10377 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
10378 (propagate_deps): Use them. Zero temp mem lists.
10379
cea3bd3e
RH		 103802002-01-26 Richard Henderson <rth@redhat.com>
10381
10382 * Makefile.in (CRTSTUFF_CFLAGS): New.
10383 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
10384 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
10385 crtstuff.c instead of alpha assembly version.
10386 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
10387 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
10388 not FORCE_{INIT,FINI}_SECTION_ALIGN.
10389 (__do_global_dtors_aux): Mark used.
10390 (frame_dummy, __do_global_ctors_aux): Mark used.
10391 (fini_dummy, init_dummy): Remove.
10392
10393 * config/alpha/crtbegin.asm: Remove file.
10394 * config/alpha/crtend.asm: Remove file.
10395 * config/alpha/t-crtbe: Remove file.
10396 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
10397 (LINK_EH_SPEC): New.
10398
10399 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
10400 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
10401 calling constructors.
10402 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
10403
10404 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
10405 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
10406 CRT_END_INIT_DUMMY hack.
10407 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
10408 FORCE_{INIT,FINI}_SECTION_ALIGN.
10409
10410 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
10411 FORCE_{INIT,FINI}_SECTION_ALIGN.
10412
10413 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
10414 invocation sequence.
10415 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
10416
10417 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
10418 (FORCE_CODE_SECTION_ALIGN): New.
10419
60ffa0e5
RH		 104202002-01-26 Richard Henderson <rth@redhat.com>
10421
10422 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
10423
61334ebe
RH		 104242002-01-26 Richard Henderson <rth@redhat.com>
10425
10426 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
10427 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
10428
1d788fb6
KH		 104292002-01-26 Kazu Hirata <kazu@hxi.com>
10430
10431 * config/h8300/h8300.md: Remove bit extraction patterns that
10432 cannot be triggered.
10433 Restrict each bit extraction pattern to a variant on which the
10434 pattern is tested.
10435
87611f88
JM		 104362002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
10437
10438 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
10439
cd74ec59
KH		 104402002-01-26 Kazu Hirata <kazu@hxi.com>
10441
10442 * config/h8300/h8300.md: Remove bit test patterns that cannot
10443 be triggered.
10444 Restrict each bit test pattern to a variant on which the
10445 pattern is tested.
10446
93051e0f
KG		 104472002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10448
10449 * builtins.c (expand_builtin_strncat): Remove redundant check for
10450 INTEGER_CST.
10451
216c995f
DB		 104522002-01-25 David O'Brien <obrien@FreeBSD.org>
10453
10454 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
10455 default setting.
10456 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
10457 existing setting.
10458
33c7f925
GK		 104592002-01-25 Geoffrey Keating <geoffk@redhat.com>
10460
10461 * dbxout.c (dbxout_init): Use assemble_name rather than just
10462 stripping off the first character.
10463 (dbxout_source_file): Likewise.
10464
6cd444b4
DD		 104652002-01-25 DJ Delorie <dj@redhat.com>
10466
10467 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
10468 using rtx_equal_p, not by comparing pointers.
10469
751551d5
SE		 104702002-01-25 Steve Ellcey <sje@cup.hp.com>
10471
10472 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
10473 for PIC_OFFSET_TABLE_REGNUM.
10474 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
10475
e564e618
DB		 104762002-01-25 David O'Brien <obrien@FreeBSD.org>
10477
10478 * config.gcc (x86_64-*-freebsd*): New target.
10479 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
10480 value.
10481 (i[34567]86-*-freebsd*): Don't include svr4.h.
10482 * config/i386/freebsd64.h: New file.
10483
ff3aaf17
DR		 104842002-01-25 Douglas B Rupp <rupp@gnat.com>
10485
4857d29d
DR		 10486 * config/alpha/x-vms (version): Make static.
10487
10488 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
10489 in previous checkin.
10490
ff3aaf17
DR		 10491 * Makefile.in (install-headers-cp): New target.
10492 * config.gcc (alpha-dec-*vms*): Install headers with
10493 install-headers-cp
10494
48d79c43
JH		 10495Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
10496
10497 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
10498 avoid it's copies.
10499
995b5904
RK		 10500Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10501
10502 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
10503 of compare_tree_int.
10504 (expand_builtin_strncat): Likewise.
10505 * c-decl.c (finish_struct): Use tree_low_cst.
10506 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
10507 * tree.c (compare_tree_int): Likewise.
10508
75eefe3f
UW		 105092002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
10510
10511 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
10512 adjustments even if they are implemented by more than two insns.
10513
5a133afd
JH		 10514Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
10515
995b5904 10516 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
5a133afd
JH		 10517 * df.h (struct ref): Kill B.
10518 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
10519
10520 * basic-block.h (PROP_EQUAL_NOTES): New flag.
10521 * flow.c (propagate_one_insn): Use it.
10522 (mark_used_regs): Handle NIL.
10523
ead39bdf 105242002-01-25 Geoffrey Keating <geoffk@redhat.com>
3d8dd3c0
GK		 10525
10526 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
10527 to help folding.
10528
01a2ccd0
DE		 105292002-01-25 David Edelsohn <edelsohn@gnu.org>
10530
10531 * rs6000.md (prefetch): Make address V4SI mode so that the address
10532 is restricted to legitimate form for instruction.
10533
fd29f6ea
BW		 105342002-01-25 Bob Wilson <bob.wilson@acm.org>
10535
10536 * doc/install.texi (xtensa-*-elf): New target.
10537 (xtensa-*-linux*): New target.
10538 * doc/contrib.texi: Add myself.
10539
55492b32
NC		 105402002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
10541
10542 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
10543 purpose register to hold an SImode (or smaller) value.
10544
72c7c913
JJ		 105452002-01-25 Jakub Jelinek <jakub@redhat.com>
10546
10547 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
10548 registry only.
10549 * crtstuff.c: Likewise.
10550
c4df4ceb
KH		 105512002-01-25 Kazu Hirata <kazu@hxi.com>
10552
10553 * config/h8300/h8300.md (negation patterns): Tighten
10554 predicates to register_operand.
10555
70e531f5
AH		 105562002-01-24 Aldy Hernandez <aldyh@redhat.com>
10557
3bca17dd
PK		 10558 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
10559 mode, not Pmode.
70e531f5 10560
3bca17dd 10561 * builtins.c (expand_builtin_prefetch): Same.
70e531f5 10562
a4f76ef9
AO		 105632002-01-24 Alexandre Oliva <aoliva@redhat.com>
10564
10565 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
10566 modes.
10567
9bf25b09
KH		 105682002-01-24 Kazu Hirata <kazu@hxi.com>
10569
10570 * config/h8300/h8300.c (print_operand): Remove support for
10571 operand character 'A'.
10572 * config/h8300/h8300.md (three anonymous patterns): Replace
10573 operand character 'A' with either 'T' or 'S'.
10574
974af6a5
KH		 105752002-01-24 Kazu Hirata <kazu@hxi.com>
10576
10577 * config/h8300/h8300.c (print_operand): Remove support for
10578 operand character 'U'.
10579
7a5bb7b8
AP		 105802002-01-24 Andris Pavenis <pavenis@latnet.lv>
10581
3bca17dd 10582 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
7a5bb7b8 10583
92a4639e
NC		 105842002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
10585
10586 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
10587 values to be assigned to the stack pointer.
10588
467cb2da
HP		 105892002-01-14 Hartmut Penner <hpenner@de.ibm.com>
10590
bebc7e8b 10591 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
467cb2da
HP		 10592 to const_double needs to be done right for big-endian systems.
10593
3b6cb920
JM		 105942002-01-24 Jason Merrill <jason@redhat.com>
10595
b08dd119 10596 PR c++/2432
3b6cb920
JM		 10597 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
10598 to can_throw_internal.
10599
f3077311
RH		 106002002-01-23 Richard Henderson <rth@redhat.com>
10601
10602 * fold-const.c (fold): Change UINT_MAX test to check vs precision
10603 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
10604
e1d71275
AO		 106052002-01-24 Alexandre Oliva <aoliva@redhat.com>
10606
10607 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
10608 (symGOT2reg): Use them, then set as GOT value as unchanging.
10609 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
10610 as a temporary, if possible.
10611 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
10612 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
10613
dc271dbe
KH		 106142002-01-23 Kazu Hirata <kazu@hxi.com>
10615
10616 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
10617 accept to accept 0x80 as operands[2].
10618
1a9017f9
AO		 106192002-01-24 Alexandre Oliva <aoliva@redhat.com>
10620
10621 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
10622
6932f033
RH		 106232002-01-23 Richard Henderson <rth@redhat.com>
10624
10625 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
10626
709619d9
AH		 106272002-01-23 Aldy Hernandez <aldyh@redhat.com>
10628
3bca17dd
PK		 10629 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
10630 (parmlist_or_identifiers_1): Verify that only a parmlist follows
10631 an attribute.
709619d9 10632
3d709fd3
RH		 106332002-01-23 Richard Henderson <rth@redhat.com>
10634
10635 * expr.c (move_by_pieces_1): Extend size before negation.
10636
88a446c0
RH		 10637 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
10638 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
10639 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
10640 * config/m68k/t-m68kelf: Likewise.
10641
03984308
BW		 106422002-01-23 Bob Wilson <bob.wilson@acm.org>
10643
10644 * config/xtensa/elf.h: New file.
10645 * config/xtensa/lib1funcs.asm: New file.
10646 * config/xtensa/lib2funcs.S: New file.
10647 * config/xtensa/linux.h: New file.
10648 * config/xtensa/t-xtensa: New file.
10649 * config/xtensa/xtensa-config.h: New file.
10650 * config/xtensa/xtensa-protos.h: New file.
10651 * config/xtensa/xtensa.c: New file.
10652 * config/xtensa/xtensa.h: New file.
10653 * config/xtensa/xtensa.md: New file.
10654 * config.gcc (xtensa-*-elf*): New target.
10655 (xtensa-*-linux*): New target.
10656 * cse.c (canon_hash): Compare rtx pointers instead of register
10657 numbers. This is required for the Xtensa port.
10658 * integrate.c (copy_insn_list): Handle case where the static
10659 chain is in memory and the memory address has to be copied to
10660 a register.
10661 * doc/invoke.texi (Option Summary): Add Xtensa options.
10662 (Xtensa Options): New node.
10663 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
10664
c3d5c3fa
ZW		 106652002-01-23 Zack Weinberg <zack@codesourcery.com>
10666
a63bea75
ZW		 10667 * diagnostic.c (internal_error): Do ICE suppression only
10668 when ENABLE_CHECKING is not defined.
10669
c3d5c3fa
ZW		 10670 * c-typeck.c (require_complete_type): Return error_mark_node
10671 if type is error_mark_node.
10672
1398974c
JJ		 106732002-01-23 Janis Johnson <janis187@us.ibm.com>
10674
10675 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
10676 -Os and issue a warning.
10677
807633e5
ZW		 106782002-01-23 Zack Weinberg <zack@codesourcery.com>
10679
10680 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
10681 current (lack of) need for host configuration by hand.
10682
10683 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
10684 references. Documentation of some target macros moved from
10685 hostconfig.texi to tm.texi.
10686
cf8002d0
WC		 106872002-01-23 Will Cohen <wcohen@redhat.com>
10688
10689 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
10690 defined.
10691
d1e76310
KH		 106922002-01-23 Kazu Hirata <kazu@hxi.com>
10693
10694 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
10695 operand[3].
10696
b2115575
JM		 106972002-01-23 Jason Merrill <jason@redhat.com>
10698
f893c16e
JM		 10699 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
10700
b2115575
JM		 10701 * function.c (assign_parms): Don't put args of inline functions
10702 into registers when not optimizing.
10703
6bacc7b0
NC		 107042002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
10705
10706 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
10707 (prologue_use): New pattern.
10708 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
10709 preference to gen_rtx_USE.
10710 (thumb_expand_prologue): Use gen_prologue_use in preference to
10711 gen_rtx_USE.
10712 (thumb_expand_epilogue): Use gen_prologue_use in preference to
10713 gen_rtx_USE.
10714
a415f7bc
HPN		 107152002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
10716
10717 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
10718
5372b3fb
NB		 107192002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10720
10721 PR c/3504
10722 * doc/extend.texi: Correct documentation of __alignof__.
10723
bd571ffc
ZW		 107242002-01-22 Zack Weinberg <zack@codesourcery.com>
10725
10726 * params.h: Rename arguments of DEFPARAM so that it will be
10727 recognized as a translation keyword.
10728
333c8841
AH		 107292002-01-22 Aldy Hernandez <aldyh@redhat.com>
10730
bd571ffc
ZW		 10731 * extend.texi: Document altivec functions.
10732 Fix N-bit adjectives in X86 builtin documentation.
333c8841 10733
38979c65
AO		 107342002-01-22 Alexandre Oliva <aoliva@redhat.com>
10735
10736 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
10737 auto_inc_dec values.
10738
7458a9f0
RE		 107392002-01-22 Richard Earnshaw <rearnsha@arm.com>
10740
10741 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
10742 after backslash.
10743 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
10744
129bd0c4
AO		 107452002-01-22 Alexandre Oliva <aoliva@redhat.com>
10746
10747 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
10748
8b9b74a9
RH		 107492002-01-22 Richard Henderson <rth@redhat.com>
10750
10751 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
10752 copy_insn not copy_rtx.
10753
d0c9db30
AM		 107542002-01-23 Alan Modra <amodra@bigpond.net.au>
10755
10756 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
10757 "nonzero" as that might add "1" bits. Ensure "constop" is
10758 properly sign extened.
10759 (force_to_mode): Tweak for sign extended constop.
10760
1e7e480e
RH		 107612002-01-22 Richard Henderson <rth@redhat.com>
10762
10763 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
10764 for_each_rtx instead of assuming we're already looking at the MEM.
10765 (split_small_symbolic_mem_operand): Likewise.
10766 * config/alpha/alpha.h (PREDICATE_CODES): Update.
10767 * config/alpha/alpha.md (small symbolic memory splitters): Update.
10768
107692002-01-22 Richard Henderson <rth@redhat.com>
2e271932
RH		 10770
10771 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
10772 sequence number for the literal.
10773 (divmoddi_internal_er): Likewise.
10774
b7f2fb96
CR		 107752002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10776
10777 PR java/4972
10778 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
10779 in LIBICONV variable.
10780 * configure: Regenerated.
10781
f66a0046
KW		 107822002-01-22 Krister Walfridsson <cato@df.lth.se>
10783
10784 * dependence.c (build_def_use): Remove array_idx.
10785
e3b0efd1
KW		 10786 * dwarfout.c (last_filename): Remove.
10787 (output_compile_unit_die): Remove last_filename.
10788
d8086cbb
RS		 107892002-01-22 Roger Sayle <roger@eyesopen.com>
10790 Richard Henderson <rth@redhat.com>
10791
10792 PR opt/3640
10793 * fold-const.c (fold): Optimize unsigned comparisons against
10794 UINT_MAX (and similar unsigned constants).
10795
e8d52ba0
JJ		 107962002-01-22 Janis Johnson <janis187@us.ibm.com>
10797
d8086cbb 10798 * Makefile.in (loop.o): Depend on OPTABS_H.
1398974c 10799 * loop.c (emit_prefetch_instructions): Check the prefetch operand
d8086cbb 10800 against the predicate.
11303d15 10801
e8d52ba0
JJ		 10802 PR target/5379
10803 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
10804 for the address operand.
10805
cc7b420e
RH		 108062002-01-22 Richard Henderson <rth@redhat.com>
10807
10808 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
10809
816e265a
CR		 108102002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10811
10812 PR other/5450
cc7b420e
RH		 10813 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
10814 preprocessor flags.
816e265a 10815
7c884404
JT		 108162002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
10817
10818 * config.gcc (x86_64-*-netbsd*): New target.
10819 * config/i386/netbsd64.h: New file.
10820
2b672c08
AH		 108212002-01-22 Aldy Hernandez <aldyh@redhat.com>
10822
d8086cbb 10823 * regrename.c (kill_value): Fix typo.
2b672c08
AH		 10824
108252002-01-22 Aldy Hernandez <aldyh@redhat.com>
10826
d8086cbb 10827 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
2b672c08 10828
d8086cbb 10829 * config/rs6000/rs6000.h: Same.
2b672c08 10830
d8086cbb
RS		 10831 * function.c (instantiate_virtual_regs): Remove
10832 STARTING_FRAME_PHASE.
10833 (assign_stack_local_1): Same.
10834 Calculate frame phase.
2b672c08 10835
4b02997f
NC		 108362002-01-22 Nick Clifton <nickc@redhat.com>
10837
10838 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
10839 variable declaration to outer scope in order to simplify
10840 future extensions.
10841 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
10842 arm_hard_regno_mode_ok.
10843 * config/arm/arm-protos.h: Add a prototype for
10844 arm_hard_regno_mode_ok.
10845 * config/arm/arm.c (soft_df_operand): Remove now redundant
10846 check for DImode values using IP_REGNUM.
10847 (nonimmediate_soft_df_operand): Remove now redundant check for
10848 DImode values using IP_REGNUM.
10849 (arm_hard_regno_mode_ok): New function. New check: make sure
10850 that DImode values are not stored in IP_REGNUM.
c14a3a45
NC		 10851
10852 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
10853 note with a USE.
10854 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
10855
8a827ab2
JM		 108562002-01-22 Jason Merrill <jason@redhat.com>
10857
10858 * c-semantics.c (genrtl_compound_stmt): Only check nesting
10859 consistency if this COMPOUND_STMT is scoped.
10860
cf403648
KH		 108612002-01-22 Kazu Hirata <kazu@hxi.com>
10862
10863 * predict.c: Fix formatting.
10864 * print-tree.c: Likewise.
10865 * protoize.c: Likewise.
10866 * real.h: Likewise.
10867 * rtl.h: Likewise.
10868 * sbitmap.h: Likewise.
10869 * scan.c: Likewise.
10870 * sched-deps.c: Likewise.
10871 * sched-vis.c: Likewise.
10872 * sdbout.c: Likewise.
10873 * sibcall.c: Likewise.
10874 * ssa.c: Likewise.
10875 * ssa-ccp.c: Likewise.
10876 * ssa-dce.c: Likewise.
10877 * stmt.c: Likewise.
10878 * stor-layout.c: Likewise.
10879 * system.h: Likewise.
10880
aea9695c
RK		 10881Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10882
a8765ae7
RK		 10883 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
10884 if fits in bounds of base type.
10885
aea9695c
RK		 10886 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
10887 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
10888 (add_bound_info, default): If can't find a context, make a
10889 SAVE_EXPR.
10890 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
10891
58bf601b
HPN		 108922002-01-22 Hans-Peter Nilsson <hp@axis.com>
10893
10894 * c-typeck.c (parser_build_binary_op): If result from
10895 build_binary_op is ERROR_MARK just return error_mark_node without
10896 further processing.
10897
f982f805
JT		 108982002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
10899
10900 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
10901 Split a.out-specific bits into...
10902 * config/netbsd-aout.h: ...this.
10903 * config/netbsd-elf.h: New file.
10904 * config/alpha/netbsd-elf.h: Remove.
10905 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
10906 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
bd571ffc 10907 (STARTFILE_SPEC): Remove redundant definition.
f982f805
JT		 10908 (ENDFILE_SPEC): Likewise.
10909 (LINK_SPEC): Likewise.
10910 (CPP_SPEC): Likewise.
10911 (ASM_SPEC): Likewise.
10912 (LIB_SPEC): Likewise.
10913 (SWITCH_TAKES_ARG): Likewise.
10914 (TARGET_MEM_FUNCTIONS): Likewise.
10915 (CPP_PREDEFINES): Redefine.
10916 (ASM_FINAL_SPEC): Remove redefinition.
10917 (ASM_COMMENT_START): Redefine.
10918 (FUNCTION_PROFILER): Define.
10919 (TARGET_VERSION): Redefine.
10920 Comment and formatting cleanup.
10921 * config/i386/netbsd.h: Include <netbsd-aout.h>.
10922 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
10923 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
10924 big- or little-endian.
10925 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
10926 * config.gcc (*-*-netbsd*): Add definitions common to all
10927 NetBSD configs.
10928 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
10929 gnu_ld definitions. Add netbsd-elf.h to and remove
10930 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
10931 tmake_file, and don't lose previous tmake_file contents.
10932 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
10933 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
10934 gnu_ld definitions. Add netbsd-elf.h to tm_file.
10935 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
10936 (mipsel-*-netbsd*): Rename this to...
10937 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
10938 mips/little.h to tm_file for mips*el-*.
10939 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
10940 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
10941 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
10942
2e396476
JDA		 109432002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10944
10945 * pa-protos.h (reg_before_reload_operand): New function prototype.
10946 * pa.c (reg_before_reload_operand): New function implementation.
10947 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
10948 contraints to "*m".
10949
3b5708e7
FS		 109502002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10951
10952 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
10953
85e79f96
JDA		 109542002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10955
10956 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
10957 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
10958 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
10959 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
10960 (ENDFILE_SPEC): Undefine.
10961 (STARTFILE_SPEC): Redefine for PA.
10962
38abadee
FS		 109632002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10964
10965 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
10966
94f1d97c
DJ		 109672002-01-21 Daniel Jacobowitz <drow@mvista.com>
10968
10969 * config.gcc: Add entries to supported PowerPC --with-cpu
10970 types.
10971
0333394e
JJ		 109722002-01-21 Jakub Jelinek <jakub@redhat.com>
10973
10974 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
10975 true for 64-bit mode only SSE registers in 32-bit mode.
10976
e9d1b155
KH		 109772002-01-21 Kazu Hirata <kazu@hxi.com>
10978
10979 * unwind-dw2.c: Fix formatting.
10980 * unwind-dw2-fde.c: Likewise.
10981 * unwind-dw2-fde.h: Likewise.
10982 * unwind-pe.h: Likewise.
10983 * varasm.c: Likewise.
10984 * varray.h: Likewise.
10985
07338cf8
HPN		 109862002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10987
10988 Remove workaround for register stack overwrite bug in mmix.
10989 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
10990 support for TARGET_REG_STACK_FILL_BUG.
10991 * config/mmix/mmix.h: Remove member has_call_without_parameters.
10992 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
10993 Delete.
10994 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
10995 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
10996 -mno-reg-stack-fill-bug-workaround.
10997 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
10998 machine member has_call_without_parameters.
10999 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
11000 -mreg-stack-fill-bug-workaround and
11001 -mno-reg-stack-fill-bug-workaround.
11002 (MMIX Options): Ditto.
11003
7192cbf1
KH		 110042002-01-21 Kazu Hirata <kazu@hxi.com>
11005
11006 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
11007 as appropriate.
11008 Remove redundant code.
11009
d1552d7b
JM		 110102002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
11011
11012 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
11013 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
11014 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
11015 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
11016 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
11017 out target macro definitions and non-target-specific comments
11018 mostly taken from old versions of the manual.
11019
ed168e45
KH		 110202002-01-20 Kazu Hirata <kazu@hxi.com>
11021
11022 * config/h8300/h8300.h: Fix comment formatting.
11023 * config/ia64/aix.h: Likewise.
11024 * config/ia64/ia64-protos.h: Likewise.
11025 * config/ia64/ia64.c: Likewise.
11026 * config/ia64/ia64.h: Likewise.
11027 * config/ia64/ia64intrin.h: Likewise.
11028 * config/ia64/linux.h: Likewise.
11029 * config/ia64/unwind-aix.c: Likewise.
11030 * config/ia64/unwind-ia64.c: Likewise.
11031
005e3e05
KH		 110322002-01-20 Kazu Hirata <kazu@hxi.com>
11033
11034 * config/h8300/h8300.c: Revise comments about shift code.
11035
64bead4c
KH		 110362002-01-20 Kazu Hirata <kazu@hxi.com>
11037
11038 * config/h8300/h8300.c (function_arg): Update a comment.
11039
ed863595
KH		 110402002-01-20 Kazu Hirata <kazu@hxi.com>
11041
11042 * config/h8300/h8300.md: Update the comments at the beginning
11043 of the file.
11044
5904dc87
KH		 110452002-01-20 Kazu Hirata <kazu@hxi.com>
11046
11047 * config/i370/i370.c: Fix comment formatting.
11048 * config/i370/i370.h: Likewise.
11049 * config/i370/i370.md: Likewise.
11050 * config/i370/linux.h: Likewise.
11051
9702143f
RK		 11052Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11053
cbafacd1
RK		 11054 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
11055
9702143f
RK		 11056 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
11057 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
11058 in incomplete case.
11059
6b6996b8
GS		 110602002-01-20 Graham Stott <grahams@redhat.com>
11061
11062 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
11063
eab854f6
JDA		 110642002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
11065
11066 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
11067
5b029315
TR		 110682002-01-19 Tom Rix <trix@redhat.com>
11069
11070 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
11071
1d690052
AH		 110722002-01-18 Aldy Hernandez <aldyh@redhat.com>
11073
d8086cbb 11074 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
1d690052 11075
d8086cbb
RS		 11076 * function.c (assign_stack_local_1): Adjust x_frame_offset with
11077 STARTING_FRAME_PHASE.
11078 (STARTING_FRAME_PHASE): New.
11079 (instantiate_virtual_regs): Check saneness of
11080 STARTING_FRAME_PHASE.
1d690052 11081
d8086cbb 11082 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
1d690052 11083
4dd8c093
AO		 110842002-01-19 Alexandre Oliva <aoliva@redhat.com>
11085
11086 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
11087
6f2a28d7
CR		 110882002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
11089
11090 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
11091 be used for bootstrapping GCC 3.0.
11092
8763a465
KH		 110932002-01-18 Kazu Hirata <kazu@hxi.com>
11094
11095 * config/h8300/h8300.md: Fix an insn length.
11096
3ef42a0c
KH		 110972002-01-18 Kazu Hirata <kazu@hxi.com>
11098
11099 * bitmap.h: Fix comment formatting.
11100 * combine.c: Likewise.
11101 * cppfiles.c: Likewise.
11102 * c-pragma.h: Likewise.
11103 * c-typeck.c: Likewise.
11104 * df.c: Likewise.
11105 * dwarf2out.c: Likewise.
11106 * function.c: Likewise.
11107 * gcc.c: Likewise.
11108 * genattrtab.c: Likewise.
11109 * gthr-win32.h: Likewise.
11110 * haifa-sched.c: Likewise.
11111 * predict.c: Likewise.
11112 * rtlanal.c: Likewise.
11113 * rtl.h: Likewise.
11114 * unwind-dw2-fde.h: Likewise.
11115 * unwind-pe.h: Likewise.
11116 * vmsdbgout.c: Likewise.
11117
dd4dc3cd
RK		 11118Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11119
11120 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
11121 if type_required and passed decl.
11122
5fb4cf24
AH		 111232002-01-17 Aldy Hernandez <aldyh@redhat.com>
11124
d8086cbb
RS		 11125 * config.gcc (cpu_type): Include altivec.h in powerpc
11126 extra_headers.
11127 Same for darwin.
5fb4cf24 11128
d8086cbb 11129 * config/rs6000/altivec.h: New.
5fb4cf24 11130
2705baf5
DE		 111312002-01-17 David Edelsohn <edelsohn@gnu.org>
11132
11133 * doc/install.texi (*-ibm-aix*): Update assembler and exception
11134 handling information.
11135 * doc/trouble.texi (Interoperation): Add libstdc++ information
11136 for AIX.
11137 (Misunderstandings): Add template instantiation and static template
11138 member information for AIX.
11139
dbd680e1
JM		 111402002-01-17 Jason Merrill <jason@redhat.com>
11141
821adc5e
JM		 11142 * dbxout.c (dbxout_type): Support const and volatile.
11143
dbd680e1
JM		 11144 * except.c (add_partial_entry): Remove backwards compatibility code.
11145 (end_protect_partials): Likewise.
11146
d0e82870
JJ		 111472002-01-17 Jakub Jelinek <jakub@redhat.com>
11148
11149 * config/ia64/ia64.md (prologue_use): New.
11150 * config/ia64/ia64.c (ia64_expand_prologue): Use
11151 gen_prologue_use instead of gen_rtx_USE.
11152 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
11153 as CODE_FOR_pred_rel_mutex.
11154 (ia64_sched_reorder2): Likewise.
11155
f9f45c65
EC		 111562002-01-16 Eric Christopher <echristo@redhat.com>
11157
11158 * config/mips/r3900.h: Reformat.
11159 (SUBTARGET_CPP_SIZE_SPEC): Remove.
11160 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
11161 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
11162 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
11163 * config/mips/t-elf: Remove mips3 multilib.
11164
c66c8b0e
L		 111652002-01-16 H.J. Lu <hjl@gnu.org>
11166
11167 * config/mips/linux.h: Include "mips/abi64.h".
11168
5f083b72
L		 111692002-01-16 H.J. Lu <hjl@gnu.org>
11170
11171 * config/mips/t-linux: New.
11172
11173 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
11174
11175 * config/mips/linux.h: Don't include "gofast.h".
11176 (INIT_SUBTARGET_OPTABS): Removed.
11177
af3c90a6
KH		 111782002-01-16 Kazu Hirata <kazu@hxi.com>
11179
11180 * config/h8300/h8300-protos.h: Replace emit_a_shift with
11181 output_a_shift.
11182 * config/h8300/h8300.c: Likewise.
11183 * config/h8300/h8300.md: Likewise.
11184
a1bf0a16
KH		 111852002-01-16 Kazu Hirata <kazu@hxi.com>
11186
11187 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
11188 spaces after an opcode name.
11189 (pushqi1_h8300hs): Likewise.
11190 (pushhi1_h8300hs): Likewise.
11191
88ab0d1c
KH		 111922002-01-16 Kazu Hirata <kazu@hxi.com>
11193
11194 * doc/extend.texi: Replace "option" with "attribute"
11195 appropriately.
11196
51c561e3
JJ		 111972002-01-16 Jakub Jelinek <jakub@redhat.com>
11198
11199 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
11200 (and:DI () (const_int -8)).
11201 (split_small_symbolic_mem_operand): Split
11202 (mem (and:DI () (const_int -8)).
11203
b8c1a6b8
JJ		 112042002-01-16 Jakub Jelinek <jakub@redhat.com>
11205
11206 PR target/5309:
d8086cbb 11207 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
b8c1a6b8
JJ		 11208 same way as TYPE_IMUL.
11209 (ultrasparc_sched_reorder): Likewise.
11210 * config/sparc/sparc.md (type): Add comment to update
11211 ultrasparc_sched_reorder when making changes.
11212
1e4e4df2
KH		 112132002-01-16 Kazu Hirata <kazu@hxi.com>
11214
11215 * doc/invoke.texi: Change the dump file name of block
11216 reordering pass from 28.bbro to 29.bbro.
11217 Mention -dk option.
11218
14d920c0
JH		 11219Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
11220
11221 * i386.md (minsf splitter): Fix pasto.
11222
2e99323f
NC		 112232002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
11224
11225 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
11226 to frame pointer initialisation instruction.
11227 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
11228 initialisation instruction.
ab8081c1
NC		 11229 (soft_df_operand): Do not accept the IP register.
11230 (nonimmediate_soft_df_operand): Do not accept the IP register.
2e99323f 11231
c4031a04
JJ		 112322002-01-16 Jakub Jelinek <jakub@redhat.com>
11233
11234 PR target/5357:
11235 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
11236 MASK_V8 being both set.
11237
44b8152b
UW		 112382002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
11239
11240 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
11241 insn for GOT register; add REG_MAYBE_DEAD notes instead.
11242 config/s390/s390.md (call, call_value): Add GOT register to
11243 CALL_INSN_FUNCTION_USAGE where needed.
11244 (call_exp, call_value_exp): New.
11245
1d6e90ac
NC		 112462002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
11247
11248 * config/arm/arm.c: General formatting tidy up.
11249
112502002-01-16 Graham Stott <grahams@redhat.com>
60e8b9f0
GS		 11251
11252 * calls.c (try_to_integrate): Use "(size_t)" intermediate
11253 cast and when casting an integer literal to "rtx" pointer.
11254 (expand_call): Likewise.
11255 * flow.c (try_pre_increment): Likewise.
11256 (find_use_as_address): Likewise.
11257 * integrate.c (expand_iline_function): Likewise.
11258 * regmove.c (try_auto_increment): Likewise.
11259
1d6e90ac 112602002-01-16 Graham Stott <grahams@redhat.com>
7b25b076
GS		 11261
11262 * sched-rgn.c (passed): Use sbitmap_free.
11263 (header): Likewise.
11264 (inner): Likewise.
11265 (in_queue): Likewise.
11266 (in_stack): Likewise.
11267
31fce3c4
EC		 112682002-01-15 Eric Christopher <echristo@redhat.com>
11269
11270 * flow.c (propagate_one_insn): Change to use fatal_insn.
11271
c99d986a
KH		 112722002-01-15 Kazu Hirata <kazu@hxi.com>
11273
11274 * expmed.c (extract_fixed_bit_field): Remove unused code.
11275 * system.h: Poison SLOW_ZERO_EXTEND.
11276 * doc/tm.texi: Remove.
11277 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
11278 * config/arm/arm.h: Likewise.
11279 * config/avr/avr.h: Likewise.
11280 * config/clipper/clipper.h: Likewise.
11281 * config/convex/convex.h: Likewise.
11282 * config/d30v/d30v.h: Likewise.
11283 * config/dsp16xx/dsp16xx.h: Likewise.
11284 * config/elxsi/elxsi.h: Likewise.
11285 * config/fr30/fr30.h: Likewise.
11286 * config/h8300/h8300.h: Likewise.
11287 * config/i370/i370.h: Likewise.
11288 * config/i386/i386.h: Likewise.
11289 * config/m68k/m68k.h: Likewise.
11290 * config/mips/mips.h: Likewise.
11291 * config/ns32k/ns32k.h: Likewise.
11292 * config/pdp11/pdp11.h: Likewise.
11293 * config/pj/pj.h: Likewise.
11294 * config/s390/s390.h: Likewise.
11295 * config/sh/sh.h: Likewise.
11296 * config/stormy16/stormy16.h: Likewise.
11297 * config/v850/v850.h: Likewise.
11298 * config/vax/vax.h: Likewise.
11299 * config/we32k/we32k.h: Likewise.
11300
acfab996
AH		 113012002-01-15 Aldy Hernandez <aldyh@redhat.com>
11302
d8086cbb
RS		 11303 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
11304 (altivec_lvsl): Change constraint to b.
11305 (altivec_lvsr): Same.
11306 (altivec_lvebx): Same.
11307 (altivec_lvehx): Same.
11308 (altivec_lvewx): Same.
11309 (altivec_lvxl): Same.
11310 (altivec_lvx): Same.
11311 (altivec_stvx): Add parallel.
11312 (altivec_stvxl): Same.
11313 (altivec_stvehx): Same.
11314 (altivec_stvebx): Same.
11315 (altivec_stvebx): Same.
acfab996 11316
5e505bc9
AH		 113172002-01-15 Aldy Hernandez <aldyh@redhat.com>
11318
d8086cbb 11319 * config.gcc: Change altivec.h to altivec-defs.h.
5e505bc9 11320
d8086cbb 11321 * config/rs6000/altivec.h: Delete.
5e505bc9 11322
d8086cbb 11323 * config/rs6000/altivec-defs.h: Add.
5e505bc9 11324
5c41fdfb
JDA		 113252002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
11326
11327 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
11328 and UMOD modes.
11329
11330 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
11331 less than or equal to eight bytes.
11332
11333 * vax.md (andsi3): Remove constraints and change SET destination
11334 operand type to nonimmediate_operand.
11335 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
11336 when it is a CONST_INT.
11337
de097a2d
JM		 113382002-01-15 Jason Merrill <jason@redhat.com>
11339
11340 * c-common.def (FILE_STMT): New code.
11341 * c-common.c (statement_code_p): It's a statement.
11342 * c-common.h (stmt_tree_s): Add x_last_filename.
11343 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
11344 (last_expr_filename): New macro.
11345 * c-semantics.c (begin_stmt_tree): Initialize it.
11346 (add_stmt): If the filename changed, also insert a
11347 FILE_STMT.
11348 (expand_stmt): Handle seeing one.
11349
4a913dd6
EC		 113502002-01-15 Eric Christopher <echristo@redhat.com>
11351
11352 * flow.c (propagate_one_insn): Add error message and print out
11353 insn for debugging.
11354
006946e4
JM		 113552002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11356
11357 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
11358 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
11359 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
11360 TRAMPOLINE_ALIGNMENT.
11361 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
11362 to be in bits.
11363 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
11364 PCC_BITFIELD_TYPE_MATTERS.
11365 * config/interix.h (STDC_VALUE): Remove. Use
11366 STDC_0_IN_SYSTEM_HEADERS.
11367 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
11368 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
11369 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
11370
751a1458
CR		 113712002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
11372
11373 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
11374 not work on this platform currently.
11375
57771fe8
JM		 113762002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11377
11378 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
11379 readonly_warning in _().
11380
0e83ceb1 113812002-01-15 Douglas B Rupp <rupp@gnat.com>
9a52433e 11382
0e83ceb1 11383 * gcc.c (delete_if_ordinary): Backout previous change.
9a52433e 11384
8e2e89f7
KH		 113852002-01-15 Kazu Hirata <kazu@hxi.com>
11386
0e83ceb1
DR		 11387 * config/h8300/h8300.c (print_operand): Remove support for
11388 unused operand characters.
11389
8e2e89f7
KH		 11390 * read-rtl.c: Fix formatting.
11391 * real.c: Likewise.
11392 * recog.c: Likewise.
11393 * regclass.c: Likewise.
11394 * regmove.c: Likewise.
11395 * reg-stack.c: Likewise.
11396 * reload1.c: Likewise.
11397 * rtlanal.c: Likewise.
11398
b531087a
KH		 113992002-01-15 Kazu Hirata <kazu@hxi.com>
11400
11401 * config/i386/i386.c: Fix formatting.
11402
7c94ce7f
JJ		 114032002-01-15 Jakub Jelinek <jakub@redhat.com>
11404
11405 * c-typeck.c (process_init_element): Don't save_expr
11406 COMPOUND_LITERAL_EXPR if just its initializer will be used.
11407
6041bf2f
DE		 114082002-01-15 David Edelsohn <edelsohn@gnu.org>
11409
11410 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
11411 emit optional traceback table if optimize_size or TARGET_ELF.
11412 * config/rs6000/rs6000.md (prefetch): New.
11413
8559c8c0
AJ		 114142002-01-15 Andreas Jaeger <aj@suse.de>
11415
11416 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
11417
70f122f2
KH		 114182002-01-15 Kazu Hirata <kazu@hxi.com>
11419
11420 * mips-tfile.c: Fix formatting.
11421
6a7b4ca6
JH		 11422Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
11423
11424 * unroll.c (final_reg_note_copy): Fix previous commit.
11425
e7afe229
KH		 114262002-01-14 Kazu Hirata <kazu@hxi.com>
11427
11428 * config/h8300/h8300-protos.h: Remove the prototype for
11429 eq_operator.
11430 * config/h8300/h8300.c (eq_operator): Remove.
11431
7d378549
RH		 114322002-01-14 Richard Henderson <rth@redhat.com>
11433
11434 * config/i386/i386.md (prefetch): Tidy.
11435 (prefetch_3dnow): Fix locality operand.
11436
ab093b81
RH		 114372002-01-14 Richard Henderson <rth@redhat.com>
11438
11439 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
11440 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
11441
d300f51f
HPN		 114422002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
11443
11444 * reload1.c (reload_combine): Pass reg_sum replacement through
11445 copy_rtx in loop performing multiple changes.
11446
655dd289
JJ		 114472002-01-14 Jakub Jelinek <jakub@redhat.com>
11448
11449 * except.c (remove_unreachable_regions): New.
11450 (free_eh_status): Clear exception_handler_labels.
11451 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
11452 (find_exception_handler_labels): Don't add the same label more than
11453 once.
11454 (remove_exception_handler_label): Don't die if
11455 find_exception_handler_labels hasn't been called for the current
11456 function yet.
11457
1fba46a7
JH		 11458Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
11459
11460 * toplev.c (rest_of_compilation): Rebuild jump labels after
11461 gcse.
11462
0975678f
JM		 114632002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11464
11465 * doc/extend.texi: Move documentation of X86 built-in functions
11466 here.
11467 * doc/invoke.texi: From here.
11468 * doc/sourcebuild.texi: Document location of documentation for
11469 machine built-in functions.
11470
969815c7
CF		 114712002-01-13 Christopher Faylor <cgf@redhat.com>
11472
11473 * cppfiles.c (TEST_THRESHOLD): New macro.
11474 (SHOULD_MMAP): Ditto.
11475 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
11476 be used.
11477
494c950b
JH		 11478Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
11479
11480 * unroll.c (final_reg_note_copy): Properly handle
11481 REG_LABEL
11482 (unroll_loops): Fix LOOP_CONDITION heuristics.
11483
69a0611f
GK		 114842002-01-14 Geoffrey Keating <geoffk@redhat.com>
11485
11486 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
11487 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
11488
b90e45ae
JH		 11489Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
11490
11491 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
11492 threaded loop.
11493
8377288b
TR		 114942002-01-14 Tom Rix <trix@redhat.com>
11495
11496 * config/rs6000/rs6000.md: Fix typo with sradi.
11497
9f37ccb1
UW		 114982002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
11499
11500 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
11501 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
11502 (clrstrdi, clrstrsi): Adapt callers.
11503
11504 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
11505
8559c8c0 11506 (movti splitter): Never use register 0 as base register.
9f37ccb1 11507
6c2d03d0
HP		 115082002-01-14 Hartmut Penner <hpenner@de.ibm.com>
11509
8559c8c0
AJ		 11510 * combine.c (simplify_shift_const): Always generate new rtx
11511 for shift expression instead of reusing given expression.
6c2d03d0 11512
d3e98208
RK		 11513Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11514
11515 * config/alpha/alpha.c (alpha_expand_mov): Don't call
11516 alpha_legitimize_address unless mode is Pmode.
11517
9f339dde
GK		 115182002-01-13 Geoffrey Keating <geoffk@redhat.com>
11519
11520 * doc/md.texi (Modifiers): Document the '*' constraint for the
11521 user.
11522
11523 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
11524 * doc/extend.texi (Function Attributes): 'interrupt' is valid
11525 for xstormy16 too.
11526
02a10130
RH		 115272002-01-13 Richard Henderson <rth@redhat.com>
11528
11529 * reload.c (find_reloads): Use a hard reg destination as reload reg
11530 for an input reload of the source.
11531
61d47787
GP		 115322002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11533
11534 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
11535 more generic.
11536
f0df8029
DR		 11537Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
11538
11539 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11540 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11541
d2a37256
DR		 11542 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
11543
a9e8a5ee
RK		 11544Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11545
11546 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
11547
bc06712d
TR		 115482002-01-12 Tom Rix <trix@redhat.com>
11549
8559c8c0 11550 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
bc06712d
TR		 11551 TARGET_POWERPC64.
11552
7cbe9bb7
RH		 115532002-01-12 Richard Henderson <rth@redhat.com>
11554
38b29e64
RH		 11555 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
11556
58605ba0
RH		 11557 * doc/invoke.texi: Update Alpha options.
11558
7cbe9bb7
RH		 11559 * doc/invoke.texi: Update i386 built-in function lists.
11560
9d560860
JH		 11561Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
11562
11563 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
11564 referencing outside.
11565
bb93b973
RK		 11566Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11567
11568 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
11569 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
11570 offsets, and change line folding.
11571 * optabs.c (expand_binop): Remove warnings.
11572 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
8559c8c0 11573
f9f6b7df
GS		 115742002-01-12 Graham Stott <grahams@redhat.com>
11575
11576 * attribs.c (handle_deprecated_attribute): constify WHAT.
11577 * diagnostic.c (warn_deprecated_use): Add braces, fixes
11578 dangling else warning and constify WHAT.
11579 * except.h (struct function, struct inline_remap): Move
11580 struct tag forward defs before all prototypes.
11581 (duplicate_eh_regions): Whitespace.
11582
4a692617
NC		 115832002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
11584
11585 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
11586 MODE_BASE_REG_CLASS.
11587 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
11588
e37af218
RH		 115892002-01-12 Richard Henderson <rth@redhat.com>
11590
11591 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
11592 (ix86_expand_vector_move): New.
11593 (bdesc_2arg): Remove andps, andnps, orps, xorps.
11594 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
11595 Remove old prefetch builtins. Special case the logicals removed above.
11596 (ix86_expand_builtin): Likewise.
11597 (safe_vector_operand): Use V4SFmode, not TImode.
11598 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
11599 (ix86_expand_timode_binop_builtin): New.
11600 * config/i386/i386-protos.h: Update.
11601 * config/i386/i386.h (enum ix86_builtins): Update.
11602 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
11603 Use ix86_expand_vector_move in vector move expanders.
11604 (movti_internal, movti_rex64): Add xorps alternative.
11605 (sse_clrv4sf): Rename and adjust from sse_clrti.
11606 (prefetch): Don't work so hard.
11607 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
11608 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
11609 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
11610
6f1a6c5b
RH		 116112002-01-11 Richard Henderson <rth@redhat.com>
11612
11613 * config/i386/mmintrin.h: New file.
11614 * config/i386/xmmintrin.h: New file.
11615 * config.gcc (i?86-*-*): Add extra_headers.
11616 * simplify-rtx.c (simplify_unary_operation): Handle saturating
11617 truncation codes.
11618 (simplify_binary_operation): Handle saturating arithmetic codes.
11619 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
11620 not the lowpart subreg.
11621 (ix86_expand_builtin): Return a TImode dummy register instead of 0
11622 on error.
11623 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
11624
cdb574d3
MH		 116252002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11626
11627 * conflict.c (conflict_graph_compute): Free regsets when finished.
11628 * ssa.c (compute_coalesced_reg_partition): Likewise.
8559c8c0 11629
cf11ac55
HB		 116302002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11631
11632 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
11633 every where we allocate a register.
11634
76ac938b
MH		 116352002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11636
11637 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
11638 * lcm.c (compute_earliest, compute_farthest): Likewise.
11639
a84b4898
JJ		 116402002-01-11 Janis Johnson <janis187@us.ibm.com>
11641
11642 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
11643
aaef1c12
JJ		 116442002-01-11 Janis Johnson <janis187@us.ibm.com>
11645
11646 * doc/rtl.texi (Insns): Fix 2 typos.
11647
5d22c1a5
JM		 116482002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
11649
11650 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
11651 options. Use @table @gcctabopt for MMIX options. Add index
11652 entries for MMIX options. Start new paragraph with first
11653 heading of the machine-dependent options.
11654
3e92902c
CR		 116552002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
11656
11657 PR other/5299
11658 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
11659 * combine.c (force_to_mode): Same.
11660 * reload1.c (clear_reload_reg_in_use): Same.
11661
96ae8197
NC		 116622002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
11663
11664 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
11665 and 'subtargets'.
11666
9b780582
AJ		 116672002-01-11 Andreas Jaeger <aj@suse.de>,
11668 Brad Lucier <lucier@math.purdue.edu>
11669
11670 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
11671 mcpu.
11672
12300dad
DR		 11673Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
11674
11675 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
11676 Protect with IN_LIBGCC.
11677 (LINK_EH_SPEC): Add required trailing space.
11678
27511a9a
NP		 11679Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
11680
9b780582 11681 * c-tree.h: Move function declarations so that they are listed
27511a9a
NP		 11682 under the filename which contains them.
11683 (check_identifier, finish_decl_top_level,
11684 lookup_name_current_level_global, shadow_record_fields): Remove.
11685
4daeab16
AJ		 116862002-01-11 Andreas Jaeger <aj@suse.de>
11687
11688 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
11689 march.
11690
40571d67
RH		 116912002-01-10 Richard Henderson <rth@redhat.com>
11692
11693 * config/alpha/alpha.c (print_operand): Add 'J'.
11694 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
11695 new operand with the sequence number for the lituse. When splitting
11696 the insns, use gen_movdi_er_high_g and generate a sequence number.
11697 (gen_movdi_er_high_g): Print the sequence number if non-zero.
11698
6525c0e7
AH		 116992002-01-10 Aldy Hernandez <aldyh@redhat.com>
11700
d8086cbb
RS		 11701 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
11702 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
11703 stvxl.
11704 (altivec_expand_builtin): Same.
11705 (altivec_expand_stv_builtin): New.
11706
11707 * config/rs6000/rs6000.h (rs6000_builtins): Same.
11708
11709 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
11710 ("altivec_lvehx"): New.
11711 ("altivec_lvewx"): New.
11712 ("altivec_lvxl"): New.
11713 ("altivec_lvx"): New.
11714 ("altivec_stvx"): New.
11715 ("altivec_stvebx"): New.
11716 ("altivec_stvehx"): New.
11717 ("altivec_stvewx"): New.
11718 ("altivec_stvxl"): New.
6525c0e7 11719
cda94cbb
RH		 117202002-01-10 Richard Henderson <rth@redhat.com>
11721
11722 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
11723 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
11724 care not to delete instructions twice.
11725
df2c9a44
ZW		 117262002-01-10 Zack Weinberg <zack@codesourcery.com>
11727
11728 * toplev.c: Don't declare environ (it's not used anywhere).
11729 * configure.in: Don't check for declaration of environ.
11730 * config/i386/xm-mingw32.h: Don't #define environ.
11731 * config.in, configure: Regenerate.
11732
5dd8a9b1
ZW		 117332002-01-10 Zack Weinberg <zack@codesourcery.com>
11734
11735 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
11736 * configure: Regenerate.
11737
11738 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
11739 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
11740 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
11741 alpha/xm-vms.h.
11742 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
11743 LIMITS_H_TEST here, not in m68k/x-next.
11744 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
11745 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
11746
11747 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
11748 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
11749 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
11750
11751 * config/i386/x-djgpp: Renamed i386/t-djgpp.
11752 * config/m88k/x-dolph: Renamed m88k/t-dolph.
11753 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
11754 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
11755 replacement of quadlib.asm with quadlib.c.
11756
11757 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
11758 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
11759 config/rs6000/xm-beos.h: Delete file.
11760
11761 * config.gcc: Update to match above changes.
11762
d10dd44c
KH		 117632002-01-10 Kazu Hirata <kazu@hxi.com>
11764
11765 * config/h8300/h8300.h: Fix comment typos.
11766 * config/h8300/h8300.md: Likewise.
11767 * config/h8300/lib1funcs.asm: Likewise.
11768
04894c5a
DJ		 117692002-01-10 Dale Johannesen <dalej@apple.com>
11770
11771 PR optimization/5269
11772 * unroll.c (precondition_loop_p): Make *increment be the correct
11773 sign when n_iterations known, to avoid confusing caller.
11774
adc9fe67
KH		 117752002-01-10 Kazu Hirata <kazu@hxi.com>
11776
11777 * doc/extend.texi (deprecated): Fix a typo.
11778
b446e5a2
JH		 11779Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
11780
11781 * basic-block.h (update_br_prob_note): Declare.
11782 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
11783 (try_forward_edges): Care negative frequencies and update note.
11784 (outgoing_edges_match): Tweek conditional merging heuristics.
11785 (try_crossjump_to_edge): use update_br_prob_note.
11786 * cfglayout.c (fixup_reorder_chain): Likewise.
11787 * cfrtl.c (update_br_prob_note): New.
11788 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
11789
11790 * i386.c (ix86_decompose_address): Return -1 if address contains
11791 shift.
11792 (legitimate_address_p): Require ix86_decompose_address to return 1.
11793
11794 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
11795 (cprop_insn): Likewise.
11796
a01da83b
KH		 117972002-01-10 Kazu Hirata <kazu@hxi.com>
11798
11799 * toplev.c: Fix formatting.
11800 * tree.c: Likewise.
11801 * tree-dump.c: Likewise.
11802 * unroll.c: Likewise.
11803 * unwind-dw2.c: Likewise.
11804 * unwind-dw2-fde.c: Likewise.
11805 * unwind-dw2-fde-glibc.c: Likewise.
11806 * unwind-sjlj.c: Likewise.
11807
9f85bca7
JM		 118082002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11809
11810 * doc/invoke.texi: Document PDP-11 options.
11811
f48f56b1
KH		 118122002-01-10 Kazu Hirata <kazu@hxi.com>
11813
11814 * config/h8300/h8300.h: Fix formatting.
11815
ead39bdf 118162002-01-10 Ira Ruben <ira@apple.com>
7f180628
IR		 11817
11818 Add __attribute__ ((deprecated)).
11819 * extend.texi: Document __attribute__ ((deprecated)).
11820 * invoke.texi: Document -Wno-deprecated-declarations.
11821 * testsuite/g++.dg/other/deprecated.C: New C++ test.
11822 * testsuite/gcc.dg/deprecated.c: New C test.
11823 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
11824 (c_common_attribute_table): Add "deprecated" entry.
11825 (handle_deprecated_attribute): New function.
11826 * c-decl.c (deprecated_states): New enum.
11827 deprecated_state: State of "deprecated" handling.
11828 (start_decl): Set deprecated_state based on attributes.
11829 (grokdeclarator): Test for deprecated uses, propagate attribute.
11830 * c-typeck.c (build_component_ref): Test for deprecated fields.
11831 (build_external_ref): Test for deprecated primaries.
11832 * diagnostic.c (warn_deprecated_use) New function to issue
11833 warnings about __attribute__ ((depricated)) references.
11834 * flags.h (warn_deprecated_decl): Extern declared for
11835 -W[no-]deprecated-declarations option.
11836 * print-tree.c (print_node): Show deprecated flag status.
11837 * toplev.c (warn_deprecated_decl): Defined.
11838 (W_options): Added "deprecated-declaration".
11839 * toplev.h (warn_deprecated_use): Extern declared.
11840 * tree.h (struct tree_common): Define deprecated_flag.
11841 (TREE_DEPRECATED): New macro to access flag.
11842 * cp/call.c (build_call): Test for deprecated calls.
11843 * cp/class.c (add_implicitly_declared_members): Set global
11844 flag to tell grokdeclarator to not issue deprecated warnings.
11845 * cp/cp-tree.h: Add extern for adding_implicit_members.
11846 * cp/decl.c (deprecated_states): New enum.
11847 (start_decl): Set deprecated_state based on attributes.
11848 (grokdeclarator): Test for deprecated uses, propagate attribute.
11849 * cp/lex.c (do_identifier): Test for deprecated primaries.
11850 * cp/typeck.c (build_component_ref): Test for deprecated fields.
11851
ead39bdf 118522002-01-10 Ira Ruben <ira@apple.com>
7f180628
IR		 11853
11854 Fix to assign attributes to inline member functions.
11855 * cp/decl.c (start_method): Handle attrlist.
11856
47073a38
KH		 118572002-01-10 Kazu Hirata <kazu@hxi.com>
11858
11859 * combine.c (expand_field_assignment): Use subreg_lsb().
11860
d288e53d
DE		 118612002-01-10 David Edelsohn <edelsohn@gnu.org>
11862
11863 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
11864 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
11865 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
11866 Recurse for any operand of AND as long as constant is non-zero.
11867
08a02ffa
KH		 118682002-01-10 Kazu Hirata <kazu@hxi.com>
11869
11870 * config/h8300/h8300.md: Remove constraints from expanders.
11871
c203e7fe
KH		 118722002-01-10 Kazu Hirata <kazu@hxi.com>
11873
11874 * varasm.c: Fix formatting.
11875 * varray.c: Likewise.
11876 * vmsdbgout.c: Likewise.
11877 * xcoffout.c: Likewise.
11878
bcb3bc6d
JH		 11879Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
11880
11881 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
cda94cbb 11882 update edge probabilities to match.
bcb3bc6d 11883
0a553c7e
JM		 118842002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11885
11886 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
11887 dependencies.
11888 * doc/languages.texi, doc/sourcebuild.texi: New files.
11889 * doc/configfiles.texi: Make a subsubsection. Update.
11890 * doc/configterms.texi: Add @node. Remove warning that this isn't
11891 instructions for building GCC.
11892 * doc/makefile.texi: Make a subsection.
11893 * doc/gccint.texi: Update.
11894
adc7fcb8
JH		 11895Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
11896
11897 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
11898
5a4dd0b3
NP		 11899Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
11900
11901 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
11902
3987b9db
JH		 11903Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
11904
11905 * optabs.c (expand_fix): Look for wider integer modes first.
11906
11907 * i386.md (mov?f): Avoid the fake const double trick for medium
11908 memory model.
11909 (min?f*/max?f*): Prohibit memory operands for i387 variant.
11910 (fop_df_4): Disable for SSE compilation.
11911
ceb15948 119122002-01-10 Graham Stott <grahams@redhat.com>
117f9d28
GS		 11913
11914 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
cda94cbb 11915 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
117f9d28 11916
e1623399
RH		 119172002-01-10 Richard Henderson <rth@redhat.com>
11918
11919 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
11920
c4abb293
RH		 119212002-01-10 Richard Henderson <rth@redhat.com>
11922
11923 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
11924 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
11925
d2604ae9
KH		 119262002-01-10 Kazu Hirata <kazu@hxi.com>
11927
11928 * combine.c (can_combine_p): Fix a comment typo.
11929
766c7ad1
ZW		 119302002-01-09 Zack Weinberg <zack@codesourcery.com>
11931
11932 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
11933 empty list correctly. Change loop index $t to $f for
11934 consistency with rest of Makefile.
11935
95385cbb
AH		 119362002-01-08 Aldy Hernandez <aldyh@redhat.com>
11937
11938 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
11939 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11940
11941 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
11942 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
11943 (altivec_init_builtins): Same.
11944 (altivec_expand_unop_builtin): Return NULL_RTX on error.
11945 (altivec_expand_binop_builtin): Same.
11946 (altivec_expand_ternop_builtin): Same.
11947 (bdesc_dst): New.
11948
11949 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
11950 ("altivec_vctuxs"): Fix typo.
11951 ("altivec_vnmsubfp"): Same.
11952 ("altivec_dssall"): New.
11953 ("altivec_mfvscr"): New.
11954 ("altivec_dss"): New.
11955 ("altivec_lvsl"): New.
11956 ("altivec_lvsr"): New.
11957 ("altivec_dstt"): New.
11958 ("altivec_dstst"): New.
11959 ("altivec_dststt"): New.
11960 ("altivec_dst"): New.
11961
11962 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
11963 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11964
e4ac76b4
RH		 119652002-01-09 Richard Henderson <rth@redhat.com>
11966
11967 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
11968
c893e4a4
HPN		 119692002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
11970
11971 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
11972 function.
11973 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
11974 prototype.
7387c700 11975 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
c893e4a4 11976
f4f4d0f8
KH		 119772002-01-09 Kazu Hirata <kazu@hxi.com>
11978
11979 * read-rtl.c: Fix formatting.
11980 * real.c: Likewise.
11981 * regclass.c: Likewise.
11982 * regrename.c: Likewise.
11983 * reg-stack.c: Likewise.
11984 * reload1.c: Likewise.
11985 * reload.c: Likewise.
11986 * rtl.c: Likewise.
11987
cc863bea
KH		 119882002-01-09 Kazu Hirata <kazu@hxi.com>
11989
11990 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
11991 to extract items in the expr_list chain.
11992
7b4dfe3d
RH		 119932002-01-09 Richard Henderson <rth@redhat.com>
11994
11995 * config/vax/vax.c (vax_rtx_cost): Never abort.
11996
1d969638
RH		 11997 * config/vax/vax.h (REAL_ARITHMETIC): Define.
11998
7d5ab30e
JH		 119992002-01-09 Jan Hubicka <jh@suse.cz>
12000
12001 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
12002
9503f3d1
RH		 120032002-01-09 Richard Henderson <rth@redhat.com>
12004
12005 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
12006 Unify code from various alternatives.
12007
42bd17b7
RH		 120082002-01-09 Richard Henderson <rth@redhat.com>
12009
12010 * regrename.c (copy_value): Ignore the copy if the source register
12011 is present in the value chain with a narrower mode.
12012
bdca3c33
HB		 120132002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
12014
cda94cbb
RH		 12015 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
12016 for the c4x target. Also improve layout.
bdca3c33 12017
c73a5e94
RH		 120182002-01-09 Richard Henderson <rth@redhat.com>
12019
12020 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
12021 * config/m32r/m32r.md (and ior xor splitters): Swap operands
12022 to match insn patterns.
12023
dd0a18c0
RH		 120242002-01-09 Richard Henderson <rth@redhat.com>
12025
12026 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
12027 (copyprop_hardreg_forward_1): Likewise.
12028
1fd9ac1e
JDA		 120292002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12030
12031 * pa.md (decrement_and_branch_until_zero): Change predicate for
12032 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
12033
5cb265ec
BM		 120342002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
12035
12036 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
12037 gets undefined. For Darwin.
12038
fcd8fa8b
HB		 120392002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
12040
12041 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
12042
bd3ab23a
MH		 120432002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12044
12045 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
12046
21e16bd6
RH		 120472002-01-08 Richard Henderson <rth@redhat.com>
12048
12049 * regrename.c (copy_value): Ignore overlapping copies.
12050
a5376276
RH		 120512002-01-08 Richard Henderson <rth@redhat.com>
12052
12053 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
12054 as needed to avoid shared structure.
12055
18cf8dda
KH		 120562002-01-08 Kazu Hirata <kazu@hxi.com>
12057
12058 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
12059 H8/300H and H8/S.
12060
16c484c7
JM		 120612002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
12062
12063 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
12064 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
12065 documentation of obsolete macros.
12066 * system.h: Poison these macros.
12067 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
12068 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
12069 config/c4x/c4x.h, config/clipper/clipper.h,
12070 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
12071 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
12072 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
12073 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
12074 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
12075 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
12076 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
12077 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
12078 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
12079 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
12080 config/sparc/sparc.h, config/stormy16/stormy16.h,
12081 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
12082 definitions and commented out definitions of obsolete macros.
12083 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
12084 of MAX_INT_TYPE_SIZE.
12085
14b3e8ef
UW		 120862002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
12087
12088 * config/s390/s390.c (s390_preferred_reload_class): Never
12089 return ADDR_REGS if it isn't a subset of the given class.
12090 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
12091 FP_REGS, but all superclasses as well.
12092
12093 * config/s390/s390.c (s390_function_profiler): Fix thinko.
12094
12095 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
12096 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
12097 must not be a const_int.
12098
a693284d
RH		 120992002-01-08 Richard Henderson <rth@redhat.com>
12100
12101 * Makefile.in (toplev.o): Depend on options.h.
12102 (gcc.o): Depend on specs.h.
12103
b3ca30df
JJ		 121042002-01-08 Jakub Jelinek <jakub@redhat.com>
12105
12106 * expr.c (store_expr): Convert VOIDmode constants back to target's
12107 mode.
12108
24dbb440
GP		 121092002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12110
12111 * doc/invoke.texi: Markup gcc as @command. Refer to
12112 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
12113 of http://gcc.gnu.org/thanks.html.
12114
234e114c
DJ		 121152002-01-08 Dale Johannesen <dalej@apple.com>
12116
12117 * config/rs6000/rs6000.md: Add missing int register
12118 target case to movdf_low.
12119
0d24f4d1
ZW		 121202002-01-08 Zack Weinberg <zack@codesourcery.com>
12121
12122 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
12123 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
12124 (cppinit.o): Depend on except.h.
12125 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
12126 s-specs): New rules.
12127
12128 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
12129 Don't create specs.h/options.h/gencheck.h here. Remove
12130 unnecessary variable settings from last argument of AC_OUTPUT.
12131 * config.in, configure: Regenerate.
12132 * intl.c: Hardcode package name as "gcc".
12133
12134 * cppinit.c: Include except.h.
12135 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
12136 appropriate.
12137 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
12138 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
12139 (!)USING_SJLJ_EXCEPTIONS.
12140 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
12141
ed722f66
JM		 121422002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
12143
12144 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
12145 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
12146 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
12147 documentation of obsolete macros.
12148 * system.h: Poison these macros.
12149 * config/d30v/d30v.h, config/ns32k/encore.h,
12150 config/stormy16/stormy16.h: Remove definitions and commented out
12151 definitions of obsolete macros.
12152
31e5e29a
NP		 12153Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
12154
12155 * objc/objc-act.c (handle_class_ref): Mark the declaration of
12156 %sobjc_class_ref_%s as used - to prevent unwanted compiler
12157 warnings.
12158
bc1fa59c
UW		 121592002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
12160
12161 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
12162 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
12163 to insn adjusting stack/frame pointer.
0d24f4d1 12164 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
bc1fa59c
UW		 12165 accept operands that cause the insn to be non-splittable.
12166
a8086abf
GS		 121672002-01-08 Graham Stott <grahams@redhat.com>
12168
12169 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
12170 (C_TYPE_FIELDS_VOLATILE): Likewise.
12171 (C_TYPE_BEING_DEFINED): Likewise.
12172 (C_IS_RESERVED_WORD): Likewise.
12173 (C_TYPE_VARIABLE_SIZE): Likewise.
12174 (C_DECL_VARIABLE_SIZE): Likewise.
12175 (C_MISSING_PROTOTYPE_WARNED): Likewise.
12176 (C_SET_EXP_ORIGINAL_CODE): Likewise.
12177 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
12178 parenthesis.
12179 (C_DECL_ANTICIPATED): Likewise.
12180 (c_build_type_variant): Add parenthesis.
12181
3f595aa1
JM		 121822002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
12183
12184 * gcc.c (option_map): Remove --version.
12185 (process_command): Handle -fversion following the GNU Coding
12186 Standards. Partially addresses PR other/704.
12187
5bc5a8f9
GS		 121882002-01-08 Graham Stott <grahams@redhat.com>
12189
12190 * combine.c (combine_instructions): Fix typo.
12191
16ec4ebf
GS		 121922002-01-08 Graham Stott <grahams@redhat.com>
12193
12194 * debug.h: Use "tree" and "rtx" throughout.
12195
12196 * debug.c: Likewise.
12197
4b69f385
NC		 121982002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
12199
12200 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
12201 constant pool, use the pool's version of the symbol instead.
12202
57d1019b
RH		 122032002-01-07 Richard Henderson <rth@redhat.com>
12204
12205 * regrename.c (find_oldest_value_reg): Ignore the value chain if
12206 the original register was copied in a mode with a fewer number of
12207 hard registers than the desired mode.
12208 (copyprop_hardreg_forward_1): Likewise.
12209 (debug_value_data): Fix loop test.
12210 * toplev.c (parse_options_and_default_flags): Reenable
12211 -fcprop-registers at -O1.
12212
122132002-01-07 Aldy Hernandez <aldyh@redhat.com>
fa066a23 12214
0d24f4d1
ZW		 12215 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
12216 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
fa066a23 12217
0d24f4d1
ZW		 12218 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
12219 predicates.
fa066a23 12220
0d24f4d1 12221 * config/rs6000/rs6000.md: Add altivec predicate patterns.
fa066a23 12222
8f949e7e
JDA		 122232002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
12224
12225 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
12226 (pa_output_function_prologue): Output local label at the beginning of
12227 the prologue when profiling.
12228 (hppa_profile_hook): Use the local label rather than the function label.
12229 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
12230
c62f2db5
AH		 122312002-01-07 Aldy Hernandez <aldyh@redhat.com>
12232
0d24f4d1
ZW		 12233 * config/rs6000/rs6000.c (print_operand): Remove extra space.
12234 (altivec_expand_unop_builtin): Fix thinko.
12235 (altivec_expand_binop_builtin): Same.
12236 (altivec_expand_ternop_builtin): Same.
12237 (altivec_expand_builtin): Same.
c62f2db5 12238
b5235ba7
RH		 122392002-01-07 Richard Henderson <rth@redhat.com>
12240
12241 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
12242
7d8ac293
JM		 122432002-01-07 Jason Merrill <jason@redhat.com>
12244
12245 * unwind-dw2.c (execute_cfa_program): Use < again.
12246
571a03b8
JJ		 122472002-01-07 Jakub Jelinek <jakub@redhat.com>
12248
12249 * predict.c (combine_predictions_for_insn): Avoid division by zero.
12250
2e951384
JJ		 122512002-01-07 Jakub Jelinek <jakub@redhat.com>
12252
12253 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
12254 Don't allow -1 - x -> ~x simplifications in the first pass.
12255
20e26713
AH		 122562002-01-07 Aldy Hernandez <aldyh@redhat.com>
12257
0d24f4d1
ZW		 12258 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
12259 arguments.
12260 (altivec_expand_binop_builtin): Same.
12261 (altivec_expand_unop_builtin): Same.
12262 (print_operand): Fix typo.
12263 (bdesc_1arg): Add vupk* variants.
20e26713 12264
0d24f4d1 12265 * rs6000.h (rs6000_builtins): Add vupk* enums.
20e26713 12266
0d24f4d1 12267 * rs6000.md: Add altivec_vupk* variants.
20e26713 12268
4dd57c18
JM		 122692002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12270
12271 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
12272 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
12273 and last update dates.
12274
0341c5d2
JJ		 122752002-01-07 Janis Johnson <janis187@us.ibm.com>
12276
12277 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
12278
c7f3e0b0
MM		 122792002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
12280
12281 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
12282 * config/avr/avr.h (CPP_SPEC): Likewise.
12283 (LINK_SPEC): Likewise.
12284 (CRT_BINUTILS_SPECS): Likewise.
12285 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12286 * doc/invoke.texi (AVR Options): Document them.
12287
6ba4d630
JH		 12288Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
12289
12290 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
12291 LABEL_NUSES.
12292
6253d571
GS		 122932002-01-07 Graham Stott <grahams@redhat.com>
12294
0d24f4d1
ZW		 12295 * config/i386/i386.h: Update copyright date.
12296 (HALF_PIC_PTR): Add parenthesis.
12297 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
12298 (CONSTANT_ALIGNMENT): Add parenthesis.
12299 (DATA_ALIGNMENT): Likewise.
12300 (LOCAL_ALIGNMENT): Likewise.
12301 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
12302 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
12303 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
12304 (HARD_REGNO_NREGS): Add paranethesis.
12305 (VALID_SSE_REG_MODE): Whitespace.
12306 (VALID_MMX_REG_MODE): Whitespace.
12307 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
12308 (ix86_hard_regno_mode_ok): Add parenthesis.
12309 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
12310 (RETURN_IN_MEMORY): Whitespace.
12311 (N_REG_CLASSES): Add parenthesis.
12312 (INTEGER_CLASS_P): Add parenthesis and wrap.
12313 (FLOAT_CLASS_P): Likewise.
12314 (SSE_CLASS_P): Likewise.
12315 (MMX_CLASS_P): Likewise.
12316 (MAYBE_INTEGER_CLASS_P): Likewise.
12317 (MAYBE_FLOAT_CLASS_P): Likewise.
12318 (MAYBE_SSE_CLASS_P): Likewise.
12319 (MAYBE_MMX_CLASS_P): Likewise.
12320 (Q_CLASS_P): Likewise.
12321 (GENERAL_REGNO_P): Uppercase macro parameter.
12322 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
12323 (FP_REGNO_P): Likewise.
12324 (ANY_FP_REGNO_P): Uppercase macro parameter.
12325 (SSE_REGNO_P): Likewise.
12326 (SSE_REGNO): Likewise.
12327 (SSE_REG_P): Likewise.
12328 (SSE_FLOAT_MODE_P): Likewise.
12329 (MMX_REGNO_P): Likewise.
12330 (MMX_REG_P):Likewise.
12331 (STACK_REG_P): Likewise.
12332 (NON_STACK_REG_P): Likewise.
12333 (STACK_TOP_P): Likewise.
12334 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
12335 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
12336 (SECONDARY_MEMORY_NEEDED): Likewise.
12337 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
12338 (MD_ASM_CLOBBERS): Whitespace and wrap.
12339 (MUST_PASS_IN_STACK): Whitespace and wrap.
12340 (RETURN_POPS_ARGS): Add parenthesis.
12341 (INIT_CUMULATIVE_ARGS): Likewise.
12342 (FUNCTION_ARG): Likewise.
12343 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
12344 (SETUP_INCOMING_VARARGS): Likewise.
12345 (BUILD_VA_LIST_TYPE): Add parenthesis.
12346 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
12347 parenthsis.
12348 (EXPAND_BUILTIN_VA_ARG): Likewise.
12349 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
12350 (INITIALIZE_TRAMPOLINE): Add parenthesis.
12351 (INITIAL_ELIMINATION_OFFSET): Likewise.
12352 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
12353 (REGNO_OK_FOR_BASE_P): Likewise.
12354 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
12355 (REGNO_OK_FOR_DIREG_P): Likewise.
12356 (REG_OK_FOR_INDEX_P): Whitespace.
12357 (REG_OK_FOR_BASE_P): Whitespace.
12358 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
12359 parenthesis.
12360 (FIND_BASE_TERM): Fix typo.
12361 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
12362 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
12363 (SYMBOLIC_CONST; Whitespace.
12364 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
12365 (ENCODE_SECTION_INFO): Whitespace.
12366 (FINALIZE_PIC): Remove do { ... } while (0).
12367 (PROMOTE_MODE): Wrap in do { ... } while (0).
12368 (CONST_COSTS): Whitespace.
12369 (RTX_COSTS): Add paramethesis, whitespace and wrap.
12370 (REGISTER_MOVE_COST): Add parenthesis.
12371 (MEMORY_MOVE_COST): Likewise.
12372 (EXTRA_CC_MODES): Whitespace.
12373 (SELECT_CC_MODE): Add parenthesis and whitespace.
12374 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
12375 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
12376 (ASM_OUTPUT_LABEL): Add paramethesis.
12377 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
12378 (ASM_OUTPUT_REG_POP): Likewise.
12379 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
12380 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
d9a5f180 12381
07933f72
GS		 12382 * config/i386/i386.c: Update copyright.
12383 (CHECK_STACK_LIMIT): Add parenthesis.
12384 (AT_BP): Uppercase macro parameter.
12385 (x86_64_int_parameter_registers): Constify.
12386 (x86_64_int_return_registers): Likewise.
12387 (ix86_compare_op0): Use rtx.
12388 (construct_container): Constify INTREG parameter.
12389 (function_arg): Use rtx.
12390
0b4d32c9
GS		 12391 * diagnostic.h: Update copyright date.
12392 (output_buffer_state): Add parenthesis.
12393 (output_buffer_format_args): Likewise.
12394
6253d571
GS		 12395 * combine.c (combine_instructions): Replace XEXP (links, 0)
12396 with link.
12397
68f3f6f1
L		 123982002-01-06 H.J. Lu <hjl@gnu.org>
12399
12400 * cfgcleanup.c (thread_jump): Fix 2 typos.
12401
124022002-01-06 Aldy Hernandez <aldyh@redhat.com>
480f7f3a 12403
0d24f4d1 12404 * config.gcc: Add support for --enable-altivec.
480f7f3a 12405
13b8c631
CR		 124062002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
12407
12408 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
12409
58ad89b1
JJ		 124102002-01-06 Jakub Jelinek <jakub@redhat.com>
12411
12412 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
12413 __objc_class_name_*.
12414
e403b4bc
CR		 124152002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
12416
12417 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
12418
e41c7831
RH		 124192002-01-06 Richard Henderson <rth@redhat.com>
12420
12421 * reorg.c (emit_delay_sequence): Remove death notes, not merely
12422 nop them out. Increment label reference count for REG_LABEL.
12423 (fill_slots_from_thread): Frob label reference count around
12424 delete_related_insns.
12425
3b3b1e32
RH		 124262002-01-05 Richard Henderson <rth@redhat.com>
12427
12428 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
12429 jump threading.
12430
c28abdf0
RH		 124312002-01-05 Richard Henderson <rth@redhat.com>
12432
12433 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
12434 * integrate.c (output_inline_function): Likewise.
12435 * toplev.c (rest_of_compilation): Do it here instead. Move call
12436 to remove_unnecessary_notes after emitting abstract instance.
12437 Force an emitted nested function to have its parent emited as well.
12438 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
12439 for null.
12440 (rtl_for_decl_location): Do not look at reload data structures
12441 before reload has run.
12442
c4f2c499
KH		 124432002-01-05 Kazu Hirata <kazu@hxi.com>
12444
12445 * cse.c: Fix formatting.
12446 * dwarf2asm.c: Likewise.
12447 * dwarf2out.c: Likewise.
12448 * explow.c: Likewise.
12449 * expmed.c: Likewise.
12450 * function.c: Likewise.
12451 * gcov.c: Likewise.
12452 * gencheck.c: Likewise.
12453 * genrecog.c: Likewise.
12454 * ggc-common.c: Likewise.
12455 * ggc-page.c: Likewise.
12456 * global.c: Likewise.
12457
cf0d9408
KH		 124582002-01-05 Kazu Hirata <kazu@hxi.com>
12459
12460 * combine.c: Fix formatting.
12461
bedca03a
CR		 124622002-01-05 Craig Rodrigues <crodrigu@bbn.com>
12463
12464 PR middle-end/1557
12465 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
12466
0134bf2d
DE		 124672002-01-05 David Edelsohn <edelsohn@gnu.org>
12468
12469 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
12470 as 1 for __powerpc64__ as well.
12471
12472 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
12473
12474 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
12475 return it.
12476
9ca88d5a
DB		 124772002-01-05 Daniel Berlin <dan@dberlin.org>
12478
12479 * lcm.c: Revert change, due to performance regression it causes on
12480 SPEC because it's slightly more conservative (sigh, I hate
12481 edge-based LCM).
0d24f4d1 12482
1c570418
JH		 12483Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
12484
12485 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
12486
d83bb9f7
NB		 124872002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12488
12489 * doc/cppinternals.texi: Update.
12490
3e0f61ac
HPN		 124912002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
12492
12493 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
12494 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
12495 negatives.
12496 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
12497 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
12498 kludge for pre-october-14th mmix versions to handle new-found bug
12499 with PUSHJ/PUSHGO and the register stack.
12500 * config/mmix/mmix.h (struct machine_function): Rename member
12501 has_call_value_without_parameters to has_call_without_parameters.
12502 All referers changed.
12503 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
12504 TARGET_MASK_BRANCH_PREDICT): New macros.
12505 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
12506 -mno-reg-stack-fill-bug-workaround.
12507 * config/mmix/mmix.md ("call"): Set struct machine member
12508 has_call_without_parameters.
12509
4deaa2f8
JH		 12510Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
12511
12512 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
12513
9f16e871
JH		 12514Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
12515
12516 * cfgcleanup.c: Include tm_p.h
12517 (mark_effect): Fix handling of hard register; fix handling of SET
12518
96eb1157
KH		 125192002-01-04 Kazu Hirata <kazu@hxi.com>
12520
12521 * config/h8300/h8300.md (anonymous patterns): Check that
12522 operands are registers before using REGNO on them.
12523
48180d68
RM		 125242002-01-03 Roland McGrath <roland@frob.com>
12525
12526 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
12527
b0832fe1
JJ		 125282002-01-04 Jakub Jelinek <jakub@redhat.com>
12529
12530 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
12531 * c-common.h (genrtl_expr_stmt_value): Likewise.
12532 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
12533 (expand_expr_stmt_value): Add maybe_last argument.
12534 Don't warn about statement with no effect if it is the last statement
12535 in expression statement.
12536 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
12537 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
12538 expand_expr_stmt_value.
12539 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
12540 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
12541 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
12542 as maybe_last to expand_expr_stmt_value.
12543
c1e14513
JL		 12544Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
12545
0d24f4d1
ZW		 12546 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
12547 be passed in, do not build it.
12548 (c_begin_if_stmt): New function.
12549 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12550 * c-common.h (c_expand_start_cond): Update prototype.
12551 (c_begin_if_stmt): Prototype new function.
12552 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12553 * c-parse.in (if_prefix): Use c_begin_if_stmt,
12554 c_begin_while_stmt and c_finish_while_stmt_cond.
c1e14513 12555
b6ec437a
WC		 125562002-01-04 William Cohen <wcohen@redhat.com>
12557
12558 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
12559 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12560 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12561 * config/pa/som.h (ASM_FILE_START): Likewise.
12562
ead39bdf 125632002-01-04 Daniel Berlin <dan@cgsoftware.com>
517b711f
DB		 12564
12565 * lcm.c: Include df.h.
12566 Add available_transfer_function prototype.
12567 (compute_available): Rework to use iterative dataflow framework.
12568 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
12569 with bb_info in df.h
12570 (available_transfer_function): New function.
12571
12572 * Makefile.in (lcm.o): add df.h to dependencies.
12573
551cc6fd
RH		 125742002-01-04 Richard Henderson <rth@redhat.com>
12575
12576 * config/alpha/alpha.c (some_operand): Accept HIGH.
12577 (input_operand): Likewise; accept simple references to globals.
12578 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
12579 (alpha_const_double_ok_for_letter_p): Likewise.
12580 (alpha_extra_constraint): Likewise.
12581 (alpha_preferred_reload_class): Likewise. Do not force
12582 symbolic constants to memory.
12583 (alpha_legitimate_address_p): Accept simple references
12584 to small_symbolic_operand.
12585 (alpha_legitimize_address): New arg scratch. Be prepared to be
12586 called when no_new_pseudos. Emit simple symbolic references.
12587 Split integers into low, high, and rest.
12588 (alpha_expand_mov): Use alpha_legitimize_address.
12589 (some_small_symbolic_mem_operand): New.
12590 (split_small_symbolic_mem_operand): New.
12591 * config/alpha/alpha-protos.h: Update.
12592 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
12593 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12594 (EXTRA_CONSTRAINT): Likewise.
12595 (PREFERRED_RELOAD_CLASS): Likewise.
12596 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
12597 (PREDICATE_CODES): Update.
12598 * config/alpha/alpha.md: New post-reload splitters to convert
12599 simplfied symbolic operands to the form that references $29.
12600 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
12601 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
12602
1eaea054
RH		 126032002-01-03 Richard Henderson <rth@redhat.com>
12604
12605 * local-alloc.c (function_invariant_p): Update commentary.
12606
c4cc12b7
L		 126072002-01-04 H.J. Lu <hjl@gnu.org>
12608
12609 * toplev.c (rest_of_compilation): Fix a typo when calling
12610 cleanup_cfg.
12611
173bf5be
KH		 126122002-01-03 Kazu Hirata <kazu@hxi.com>
12613
12614 * c-common.c: Fix formatting.
12615 * diagnostic.c: Likewise.
12616 * doloop.c: Likewise.
12617 * dwarf2out.c: Likewise.
12618
187462ac
KH		 126192002-01-03 Kazu Hirata <kazu@hxi.com>
12620
12621 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
12622 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
12623
5d8ebbd8
NB		 126242002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12625
12626 * cpperror.c: Update comments and copyright.
12627 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
12628 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
12629
518c1311
JDA		 126302002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
12631
12632 * collect2.c (main): Use strcmp when testing for "-shared".
12633
d15a58c0
NB		 126342002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12635
12636 * cppmacro.c: Don't include intl.h. Update comments.
12637 (new_number_token): Allocate enough buffer for 64-bit unsigned
12638 integers; update prototype.
12639 * cppmain.c: Update comments.
12640
70f4f91c
WC		 126412002-01-03 William Cohen <wcohen@redhat.com>
12642
12643 * function.h (struct function): Add profile.
12644 (current_function_profile): New.
12645 doc/extend.texi: Update documentation.
12646 * final.c (final_start_function): Use current_function_profile
12647 instead of profile_flag.
12648 (profile_after_prologue): Likewise.
12649 * function.c (expand_function_start): Likewise.
12650 (expand_function_start): Likewise.
c4cc12b7 12651 * config/alpha/alpha.c (direct_call_operand):
70f4f91c
WC		 12652 (alpha_does_function_need_gp): Likewise.
12653 (alpha_expand_prologue): Likewise.
12654 * config/arm/arm.c (arm_expand_prologue): Likewise.
12655 thumb_expand_prologue: Likewise.
12656 * config/d30v/d30v.c (d30v_stack_info): Likewise.
12657 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
12658 (fr30_expand_prologue): Likewise.
12659 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
12660 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
12661 * config/i386/i386.h (FINALIZE_PIC): Likewise.
12662 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
12663 * config/i960/i960.c (i960_output_function_prologue): Likewise.
12664 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
12665 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
12666 (m32r_expand_prologue): Likewise.
12667 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
12668 (m88k_expand_prologue): Likewise.
12669 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
12670 * config/mips/mips.c (compute_frame_size): Likewise.
12671 (mips_expand_prologue): Likewise.
12672 (mips_can_use_return_insn): Likewise.
12673 * config/pa/elf.h (ASM_FILE_START): Likewise.
12674 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12675 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12676 * config/pa/som.h (ASM_FILE_START): Likewise.
12677 * config/romp/romp.c (romp_using_r14): Likewise.
12678 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
12679 (rs6000_stack_info): Likewise.
12680 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2fd17409 12681 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
70f4f91c
WC		 12682 * config/v850/v850.c (compute_register_save_size): Likewise.
12683
cb1ac742
JJ		 126842002-01-03 Jakub Jelinek <jakub@redhat.com>
12685
12686 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
12687 gen_lowpart_common fails, use gen_lowpart_SUBREG.
12688
61d951df 126892002-01-03 Turly O'Connor <turly@apple.com>
cb1ac742 12690
61d951df
TC		 12691 * darwin.c (machopic_output_possible_stub_label): Don't generate
12692 stub routines for pseudo-stubs which we've just defined.
12693
505ddab6
KH		 126942002-01-03 Kazu Hirata <kazu@hxi.com>
12695
12696 * builtins.c: Fix formatting.
12697 * c-typeck.c: Likewise.
12698 * combine.c: Likewise.
12699 * expr.c: Likewise.
12700 * loop.c: Likewise.
12701
b7e30d8a
AS		 127022002-01-03 Andreas Schwab <schwab@suse.de>
12703
12704 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
12705 and return true if _cpp_push_next_buffer pushed a new include
12706 file.
12707 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
12708 _cpp_pop_file_buffer did not push a new file.
12709 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
12710
ff81832f
EC		 127112002-01-02 Eric Christopher <echristo@redhat.com>
12712
12713 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
12714 FIND_REG_INC_NOTE call. Update copyright.
12715 * loop.c (canonicalize_condition): Ditto.
12716 * reorg.c (delete_scheduled_jump): Ditto.
12717
8e42ace1
KH		 127182002-01-03 Kazu Hirata <kazu@hxi.com>
12719
12720 * gcse.c: Fix formatting.
12721
fb2bf631
GS		 127222002-01-03 Graham Stott <grahams@redhat.com>
12723
12724 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
12725 forward defs for struct tags rtx_def, union_tree, rtvec_def
6253d571 12726 also output corresponding typedefs for rtx, tree, and rtvec.
fb2bf631
GS		 12727
12728 * system.h: Move forward defs for struct tags rtx_def, union_tree,
12729 rtvec_def along with corresponding typedefs for rtx, tree, and
6253d571 12730 rtvec to config.h, hconfig.h, tconfig.h.
fb2bf631
GS		 12731
127322002-01-03 Graham Stott <grahams@redhat.com>
b9daac31
GS		 12733
12734 * tree.h: Update copyright date.
12735 (IS_EXPR_CODE_CLASS): Add parenthesis.
12736 (TREE_SET_CODE): Add whitespace.
12737 (TREE_CHECK): Add parenthesis.
12738 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
12739 (CST_OR_CONSTRUCTOR_CHECK):
12740 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
12741 (TREE_SYMBOL_REFERENCED): Whitespace.
12742 (INT_CST_LT): Likewise.
12743 (INT_CST_LT_UNSIGNED): Likewise.
12744 (tree_real_cst): Unwrap comment.
12745 (tree_string): Likewise.
12746 (tree_complex): Likewise.
12747 (IDENTIFIER_POINTER): correct cast.
12748 (SAVE_EXPR_CONTEXT): Whitespace.
12749 (EXPR_WFL_FILENAME_NODE): Likewise.
12750 (EXPR_WFL_FILENAME): Remove parenthesis.
12751 (DECL_ORIGIN): Add parenthesis.
12752 (DECL_FROM_INLINE): Use NULL_TREE.
12753 (build_int_2): Whitespace.
12754 (build_type_variant): Add parenthesis.
12755
12756 * gcc/jcf-parse.c: Update copyright date.
12757 (yyparse): Constify resource_filename.
12758
f52eda29
GS		 127592002-01-03 Graham Stott <grahams@redhat.com>
12760
12761 * rtl.h: Update copyright date.
12762 (RTL_CHECK1): Wrap long line.
12763 (RTL_CHECK2): Likewise.
12764 (RTL_CHECKC1): Wrap long line and whitespace.
12765 (RTL_CHECKC2): Likewise.
12766 (XWINT): Whitespace.
12767 (XINT): Likewise.
12768 (XSTR): Likewise.
12769 (XEXP): Likewise.
12770 (XVEC): Likewise.
12771 (XMODE): Likewise.
12772 (XBITMAP): Likewise.
12773 (XTREE): Likewise.
12774 (XBBDEF): Likewise.
12775 (XTMPL): Likewise.
12776 (X0WINT): Likewise.
12777 (X0INT):Likewise.
12778 (X0UINT): Likewise.
12779 (X0STR): Likewise.
12780 (X0EXP): Likewise.
12781 (X0VEC): Likewise.
12782 (X0MODE): Likewise.
12783 (X0BITMAP): Likewise.
12784 (X0TREE): Likewise.
12785 (X0BBDEF): Likewise.
12786 (X0ADVFLAGS): Likewise.
12787 (X0CSELIB): Likewise.
12788 (X0MEMATTR): Likewise.
12789 (XCWINT): Likewise.
12790 (XCINT): Likewise.
12791 (XCUINT): Likewise.
12792 (XCSTR): Likewise.
12793 (XCEXP): Likewise.
12794 (XCVEC): Likewise.
12795 (XCMODE): Likewise.
12796 (XCBITMAP): Likewise.
12797 (XCTREE): Likewise.
12798 (XCBBDEF): Likewise.
12799 (XCADVFLAGS): Likewise.
12800 (XCCSELIB): Likewise.
12801 (XC2EXP): Likewise.
12802 (INSN_UID): Likewise.
12803 (PREV_INSN): Likewise.
12804 (PATTERN): Likewise.
12805 (INSN_CODE): Likewise.
12806 (PUT_REG_NOTE_KIND): Likewise.
12807 (CODE_LABEL_NUMBER): Likewise.
12808 (NOTE_SOURCE_FILE): Likewise.
12809 (NOTE_BLOCK): Likewise.
12810 (NOTE_EH_HANDLER): Likewise.
12811 (NOTE_RANGE_INFO): Likewise.
12812 (NOTE_LIVE_INFO): Likewise.
12813 (NOTE_BASIC_BLOCK): Likewise.
12814 (NOTE_EXPECTED_VALUE): Likewise.
12815 (NOTE_LINE_NUMBER): Likewise.
12816 (LABEL_NAME): Likewise.
12817 (LABEL_NUSES): Likewise.
12818 (LABEL_ALTERNATE_NAME): Likewise.
12819 (ADDRESSOF_DECL): Likewise.
12820 (JUMP_LABEL): Likewise.
12821 (LABEL_NEXTREF): Likewise.
12822 (REGNO): Likewise.
12823 (ORIGINAL_REGNO: Likewise.
12824 (HARD_REGISTER_NUM_P): Add parenthesis.
12825 (SUBREG_REG): Whitespace.
12826 (SUBREG_BYTE): Likewise.
12827 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
12828 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
12829 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
12830 (ASM_OPERANDS_INPUT_VEC): Likewise.
12831 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
12832 (ASM_OPERANDS_INPUT): Likewise.
12833 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
12834 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
12835 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
12836 (ASM_OPERANDS_INPUT_MODE): Likewise.
12837 (ASM_OPERANDS_SOURCE_FILE): Likewise.
12838 (ASM_OPERANDS_SOURCE_LINE): Likewise.
12839 (MEM_SET_IN_STRUCT_P): Minor reformat.
12840 (TRAP_CONDITION): Whitespace.
12841 (TRAP_CODE): Likewise.
12842 (COND_EXEC_TEST): Likewise.
12843 (COND_EXEC_CODE): Likewise.
12844 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
12845 (PHI_NODE_P): Add parenthesis.
12846 (plus_constant): Whitespace and add parenthesis.
12847
e03f5d43
KH		 128482002-01-03 Kazu Hirata <kazu@hxi.com>
12849
12850 * config/avr/avr.c: Fix comment typos.
12851 * config/c4x/c4x.md: Likewise.
12852 * config/dsp16xx/dsp16xx.h: Likewise.
12853 * config/dsp16xx/dsp16xx.md: Likewise.
12854 * config/i386/i386.md: Likewise.
12855 * config/ia64/ia64.c: Likewise.
12856 * config/m32r/m32r.h: Likewise.
12857 * config/m68hc11/m68hc11.md: Likewise.
12858 * config/mmix/mmix.c: Likewise.
12859 * config/mn10200/mn10200.c: Likewise.
12860 * config/romp/romp.c: Likewise.
12861 * config/sh/sh.c: Likewise.
12862 * config/stormy16/stormy16.c: Likewise.
12863 * config/stormy16/stormy16.h: Likewise.
12864 * config/stormy16/stormy16.md: Likewise.
12865
97e300e9
GS		 128662002-01-03 Graham Stott <grahams@redhat.com>
12867
12868 * loop.h: Update copyright date.
0d24f4d1
ZW		 12869 (LOOP_MOVABLES): Fix typo.
12870 (LOOP_REGS): Likewise.
12871 (LOOP_IVS): Likewise.
ff81832f 12872
745b26b3
GS		 128732002-01-03 Graham Stott <grahams@redhat.com>
12874
12875 * cppinit.c: Update copyright date.
12876 Don't include output.h
12877 * Makefile.in: Update copyright date.
12878 Update dependency.
12879
0a379b7a
CR		 128802002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
12881
12882 PR c/5226
12883 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
12884 (-pthread) Add to RS/6000 options.
12885
a8154559
KH		 128862002-01-02 Kazu Hirata <kazu@hxi.com>
12887
12888 * except.c: Fix comment typos.
12889 * loop.c: Likewise.
12890 * varasm.c: Likewise.
12891 * doc/tm.texi: Fix a typo.
12892
e6ecc89b
JJ		 128932002-01-02 Jakub Jelinek <jakub@redhat.com>
12894
12895 * c-typeck.c (output_init_element): Allow initializing static storage
12896 duration objects with compound literals.
12897
d1094b40
RH		 128982002-01-02 Richard Henderson <rth@redhat.com>
12899
12900 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
12901 after abusing it.
12902
0c5d8c82
KG		 129032002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12904
5e65297b
KG		 12905 * gcc.c (default_compilers): Const-ify.
12906 * mips-tdump.c (stab_names): Likewise.
12907 * mips-tfile.c (map_coff_types, map_coff_storage,
12908 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
12909 pseudo_ops_t, pseudo_ops): Likewise.
12910 * protoize.c (default_include): Likewise
12911
0c5d8c82
KG		 12912 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
12913 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
12914 Add array size in declaration.
12915 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
12916 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
12917 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
12918 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
12919 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
12920 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
12921 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
12922 emtens, make_nan): Const-ify.
12923 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
12924 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
12925
817e13c4
JM		 129262002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
12927
12928 * config.gcc (ia64-*-*): Set extra_headers.
12929 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
12930 * config/alpha/t-osf: Remove.
12931 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
12932
98095e2b
DE		 129332002-01-02 David Edelsohn <edelsohn@gnu.org>
12934
12935 * config/rs6000/t-aix43: Revert previous change.
12936
a4200657
JM		 129372002-01-02 Jason Merrill <jason@redhat.com>
12938
12939 * c-decl.c (c_expand_body): Call outlining_inline_function when
12940 emitting an inline function out of line.
12941
54ba1f0d
RH		 129422002-01-02 Richard Henderson <rth@redhat.com>
12943
12944 * dwarf2out.c (limbo_die_node): Add created_for member.
12945 (new_die): New argument created_for. Update all callers.
12946 (mark_limbo_die_list): New.
12947 (dwarf2out_init): Register limbo_die_list as a root.
12948 (dwarf2out_finish): Force insert limbo dies into their function
12949 context.
12950
323728aa
NS		 129512002-01-02 Nathan Sidwell <nathan@codesourcery.com>
12952
12953 PR c++/5089
12954 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
12955
aefc5826
KH		 129562002-01-02 Kazu Hirata <kazu@hxi.com>
12957
12958 * config/h8300/fixunssfsi.c: Update copyright.
12959 Fix comment typos.
12960 Fix formatting.
12961 * config/h8300/h8300.c: Update copyright.
12962 Eliminate warnings.
12963
b1c9bc51
KH		 129642002-01-02 Kazu Hirata <kazu@hxi.com>
12965
12966 * config/romp/romp.c: Fix comment formatting.
12967 * config/romp/romp.h: Likewise.
12968 * config/romp/romp.md: Likewise.
12969 * config/s390/s390.c: Likewise.
12970 * config/stormy16/stormy16.c: Likewise.
12971 * config/stormy16/stormy16.h: Likewise.
12972
1574ef13
AO		 129732002-01-02 Alexandre Oliva <aoliva@redhat.com>
12974
12975 * c-common.h (genrtl_expr_stmt_value): Declare.
12976 * c-semantics.c (genrtl_goto_stmt): Redirect to...
12977 (genrtl_goto_stmt_value): ... this new function. Pass new
12978 argument down to expand_expr_stmt_value, taking
12979 TREE_ADDRESSABLE into account.
12980 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
12981 STMT_EXPR as addressable, i.e., one whose result we want.
12982 * expr.c (expand_expr): Don't save expression statement value
12983 of labeled_blocks or loop_exprs.
12984 * stmt.c (expand_expr_stmt): Redirect to...
12985 (expand_expr_stmt_value): ... this new function. Use new
12986 argument to tell whether to save expression value.
12987 (expand_end_stmt_expr): Reset last_expr_type and
12988 last_expr_value if we don't have either.
12989 * tree-inline.c (declare_return_variable): Mark its use
12990 statement as addressable.
12991 * tree.h: Document new use of TREE_ADDRESSABLE.
12992 (expand_expr_stmt_value): Declare.
12993
252b88f7
TR		 129942002-01-01 Tom Rix <trix@redhat.com>
12995
12996 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
12997 rs6000_emit_allocate_stack.
12998
29f7a208
JM		 129992002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
13000
13001 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
13002 ${srcdir}/ginclude/ to every entry in extra_headers.
13003 * configure: Regenerate.
13004 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
13005 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
13006 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
13007 * ginclude/proto.h: Rename to config/convex/proto.h.
13008
2cc2d4bb
RK		 13009Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13010
13011 * attribs.c (handle_vector_size_attribute): Use host_integerp
13012 and tree_int_cst; remove warnings.
13013 * caller-save.c (insert_restore): Add cast to get rid of warning.
13014 (insert_save): Likewise.
13015 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
13016 * regmove.c (find_matches): Add temporary var to kill a warning.
13017
f01c9bcd
DR		 130182002-01-01 Douglas B Rupp <rupp@gnat.com>
13019
16b61764
DR		 13020 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
13021 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
13022 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
13023 (vms-dwarf2eh.o): Add Makefile rule.
13024 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
13025 * config/alpha/vms-dwarf2eh.asm: New file.
13026
f01c9bcd
DR		 13027 * gcc.c (delete_if_ordinary): Delete all versions.
13028
91312b81
HPN		 130292002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
13030
13031 * config/mmix/mmix.md: Update FIXME to not mention
13032 define_constants.
13033 (MMIX_rJ_REGNUM): New define_constants constant.
13034 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
13035 "*movdicc_real"): Adjust contraints formatting.
13036 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
13037 for branch prediction.
13038 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
13039 output template.
13040 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
13041 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
13042 number. Delete related FIXMEs.
13043 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
13044 from number to MMIX_rJ_REGNUM.
13045 (TARGET_MASK_BRANCH_PREDICT): New.
13046 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
13047 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
13048 value. Add -mbranch-predict and -mno-branch-predict.
13049 (TARGET_VERSION): Drop date.
13050 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
13051 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
13052 for finding out global symbols.
13053 (mmix_asm_output_labelref): Revert condition for global symbol.
13054 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
13055 (mmix_print_operand_punct_valid_p): A '+' is valid.
13056
619acae7 13057See ChangeLog.6 for earlier changes.
GNU Compiler Collection
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