1 2002-05-28 David S. Miller <davem@redhat.com>
3 * config/sparc/sparc.md (cpu): Tidy.
4 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
6 (in_call_delay): Delete reference to 'return' type.
7 (eligible_for_return_delay, in_return_delay, define_delay
8 referencing those): Delete.
9 (rest of file): Use new type attributes as appropriate.
10 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
11 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
12 * config/sparc/ultra1_2.md (us1_single): New reservation.
13 (us1_ialuX): Likewise.
14 * config/sparc/ultra3.md (us3_single): Likewise.
15 (us3_ialuX): Likewise.
16 (us3_imul, us3_idiv): Tweak.
18 2002-05-28 Richard Henderson <rth@redhat.com>
20 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
23 2002-05-28 Richard Henderson <rth@redhat.com>
25 * config.gcc: Obsolete mn10200.
27 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
29 * cppexp.c (interpret_number): Optimize for single-digit
30 and less-than-half-precision cases.
31 (num_trim, num_positive, num_div_op): Cast constants.
33 2002-05-27 Bo Thorsen <bo@suse.de>
35 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
36 3.1 branch. The file was made by Jakub Jelinek.
37 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
38 support so multilib doesn't break. And don't define this at all
39 when -Dinhibit_libc is used.
40 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
41 * config/i386/t-linux64: Implement full multilib support. Patch
42 originally done by Andreas Jaeger and Jakub Jelinek.
44 2002-05-27 Roger Sayle <roger@eyesopen.com>
46 * c-common.c: Add support for __attribute__((nothrow)) to specify
47 that a function cannot throw an exception (using TREE_NOTHROW).
48 (handle_nothrow_attribute): New function to process this attribute.
50 * doc/extend.texi: Document the new nothrow function attribute.
52 2002-05-27 H.J. Lu (hjl@gnu.org)
54 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
55 (num_positive): Likewise.
56 (num_div_op): Likewise.
58 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
60 * c-common.c (c_common_init): Always use intmax_t.
62 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
64 * c-common.c (c_common_init): Use intmax_t for now.
66 2002-05-24 Andrew Haley <aph@redhat.com>
68 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
69 if T is a boolean type.
71 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
73 * basic-block.h (last_basic_block): Defined as synonym for
75 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
76 flow_depth_first_order_compute, flow_preorder_transversal_compute,
77 flow_dfs_compute_reverse_init): Replaced relevant occurences of
78 n_basic_blocks with last_basic_block.
79 * cfgbuild.c (make_edges): Likewise.
80 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
81 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
82 * combine.c (combine_instructions): Likewise.
83 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
84 iterative_dataflow_bitmap): Likewise.
85 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
86 calc_idoms, idoms_to_doms): Likewise.
87 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
89 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
90 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
91 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
92 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
93 delete_null_pointer_checks, compute_code_hoist_vbeinout,
94 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
95 compute_store_table, build_store_vectors): Likewise.
96 * haifa-sched.c (sched_init): Likewise.
97 * ifcvt.c (if_convert): Likewise.
98 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
99 pre_edge_lcm, compute_available, compute_nearerout,
100 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
102 * predict.c (estimate_probability, process_note_prediction,
103 note_prediction_to_br_prob): Likewise.
104 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
105 * recog.c (split_all_insns, peephole2_optimize): Likewise.
106 * regrename.c (copyprop_hardreg_forward): Likewise.
107 * resource.c (init_resource_info): Likewise.
108 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
109 init_regions, schedule_insns): Likewise.
110 * ssa-ccp.c (ssa_const_prop): Likewise.
111 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
112 * ssa.c (compute_dominance_frontiers,
113 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
115 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
116 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
119 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
121 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
123 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
124 hoist_insn_after, hoist_insn_to_edge): New.
126 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
128 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
129 (PROP_FINAL): Include.
130 * flow.c (life_analysis, update_life_info,
131 init_propagate_block_info, mark_set_1, mark_used_rgs):
132 Support SCAN_DEAD_STORE.
134 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
136 * c-common.c (c_common_init): Set CPP arithmetic precision.
137 * cppexp.c (cpp_num_part): Move typedef ...
138 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
139 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
140 (sanity_checks): Update.
142 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
144 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
145 (mkheaders): New rule.
146 (install-mkheaders): New rule.
147 * configure.in (all_outputs): Add mkheaders.
148 * configure: Regenerate.
149 * mkheaders.in: New file.
151 2002-05-26 Jakub Jelinek <jakub@redhat.com>
153 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
155 2002-05-26 Andreas Jaeger <aj@suse.de>
157 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
159 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
161 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
162 right_shift): Remove.
163 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
165 (struct op): Use cpp_num.
166 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
167 num_part_mul, num_unary_op, num_binary_op, num_negate,
168 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
169 num_div_op, num_lshift, num_rshift, append_digit): New.
170 (interpret_number, parse_defined, eval_token, reduce): Update
171 for two-integer arithmetic.
172 (binary_handler): New typedef.
174 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
175 (_cpp_parse_expr, reduce): Update to handle two-integers.
176 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
178 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
180 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
181 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
182 branch insn into account, do not assume 1.
183 (avr_out_sbxx_branch): New function. Optimize cases of skipping
184 over single word insn. Handle upper half of I/O space too.
185 * config/avr/avr.md (*sbrx_branch): Use it.
186 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
187 (*sbix_branch, *sbix_branch_bit7): Likewise.
188 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
189 Use RTL peepholes to optimize register operand sign tests.
191 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
193 * config/avr/avr.c (avr_asm_only_p): New variable.
194 (avr_override_options): Set it here if AVR1.
195 (asm_file_start): Test it here, report an error if set.
197 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
199 * alias.c: Fix formatting.
200 * attribs.c: Likewise.
201 * bb-reorder.c: Likewise.
202 * bitmap.c: Likewise.
203 * bitmap.h: Likewise.
204 * builtins.c: Likewise.
206 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
208 * reload.c (find_valid_class): Accept new argument DEST,
209 choose class accordingly.
210 (push_reload): Update callers.
212 2002-05-26 Andreas Jaeger <aj@suse.de>
214 * combine.c (combine_instructions): Do not indent #if for
217 2002-05-25 Richard Henderson <rth@redhat.com>
219 * c-pragma.c (apply_pragma_weak): Convert value identifier to
220 string for decl_attributes.
221 (handle_pragma_weak): Call assemble_alias if we're modifying
224 2002-05-25 Richard Henderson <rth@redhat.com>
227 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
228 using rtl instead of fprintf.
229 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
230 * config/sparc/sparc-protos.h: Update.
232 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
234 * Makefile.in (C_COMMON_H): Fix.
235 Update other targets.
236 * c-common.c: Don't include c-lex.h.
237 (builtin_define_with_value): Make static and prototype.
238 (builtin_define_std): Move from c-lex.h.
239 * c-common.h (init_c_lex): Move from c-lex.h.
240 * c-decl.c: Don't include c-lex.h.
241 (make_pointer_declarator): Move from c-parse.in.
242 * c-lex.c: Don't include c-lex.h.
244 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
245 (make_pointer_declarator): Move to c-decl.c.
246 * c-pragma.c: Don't include c-lex.h.
247 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
248 * c-tree.h (make_pointer_declarator): New.
250 * passes.texi, tm.texi: Update.
252 * Make-lang.in: Update and correct.
253 * objc-act.c: Don't include c-lex.h or cpplib.h.
255 * treetree.c: Don't include c-lex.h.
257 * darwin-c.c: Don't include c-lex.h.
258 * c4x/c4x-c.c: Don't include c-lex.h.
260 * i370/i370-c.c: Don't include c-lex.h.
261 * i370/t-i370: Update.
262 * i960/i960-c.c: Don't include c-lex.h.
263 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
264 * i960/t-960bare: Update.
265 * i960/t-vxworks: Update.
266 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
267 * rs6000/t-darwin: Update.
268 * rs6000/t-rs6000-c-rule: Update.
269 * v850/v850-c.c: Don't include c-lex.h.
270 * v850/v850.c: Don't include c-lex.h or cpplib.h.
273 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
275 * tree.def: Fix typos.
276 * doc/install.texi: Likewise.
278 2002-05-25 Richard Henderson <rth@redhat.com>
280 * configure.in (HAVE_AS_TLS): Add ia64 test.
281 * configure: Rebuild.
282 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
283 (override_options): Set it.
284 (TARGET_HAVE_TLS): New.
285 (sdata_symbolic_operand): Look for 's'.
286 (tls_symbolic_operand): New.
287 (ia64_expand_load_address): Abort for tls symbols.
288 (gen_tls_get_addr): New.
289 (gen_thread_pointer): New.
290 (ia64_expand_move): Split out from movdi. Handle tls symbols.
291 (rtx_needs_barrier): Add new unspecs.
292 (ia64_encode_section_info): Handle tls symbols.
293 (ia64_strip_name_encoding): Strip two encoding chars.
294 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
295 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
296 (TARGET_OPTIONS): Add tls-size.
297 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
298 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
299 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
300 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
301 (movsf, movdf): Likewise.
302 (movdi_symbolic): Use match_scratch. Don't split if we won't
303 have a scratch availiable.
304 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
305 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
306 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
307 * config/ia64/ia64-protos.h: Update.
308 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
309 sdata_symbolic_operand.
310 (ASM_OUTPUT_LABELREF): Strip two characters.
312 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
314 * combine.c (simplify_set): Remove an unnecessary subreg.
316 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
318 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
320 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
322 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
324 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
326 2002-05-25 Roger Sayle <roger@eyesopen.com>
328 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
329 (cond (compare x y) 0) into the equivalent (cond x y).
331 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
333 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
335 2002-05-24 Zack Weinberg <zack@codesourcery.com>
337 * config.gcc: Remove all stanzas for previously obsoleted
338 systems. Where necessary, add explicit error stanzas to
339 prevent removed systems from being misidentified as something
340 else. Begin a fresh obsoletions list, with the systems that
341 were reprieved last round.
342 * doc/install.texi: Remove all mention of dead targets.
343 * fixinc/mkfixinc.sh: Likewise.
345 * config/arm/arm.h: Bit 31 of target_flags is no longer
348 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
349 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
350 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
351 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
352 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
353 config/alpha/osf12.h, config/alpha/osf2or3.h,
354 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
355 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
356 config/clipper/clipper-protos.h, config/clipper/clipper.c,
357 config/clipper/clipper.h, config/clipper/clipper.md,
358 config/clipper/clix.h, config/convex/convex-protos.h,
359 config/convex/convex.c, config/convex/convex.h,
360 config/convex/convex.md, config/convex/fixinc.convex,
361 config/convex/proto.h, config/elxsi/elxsi-protos.h,
362 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
363 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
364 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
365 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
366 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
367 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
368 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
369 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
370 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
371 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
372 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
373 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
374 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
375 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
376 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
377 config/m68k/altos3068.h, config/m68k/apollo68.h,
378 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
379 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
380 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
381 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
382 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
383 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
384 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
385 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
386 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
387 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
388 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
389 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
390 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
391 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
392 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
393 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
394 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
395 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
396 config/mips/dec-osf1.h, config/mips/elflorion.h,
397 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
398 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
399 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
400 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
401 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
402 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
403 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
404 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
405 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
406 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
407 config/ns32k/sequent.h, config/ns32k/tek6000.h,
408 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
409 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
410 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
411 config/sparc/rtems.h, config/we32k/we32k-protos.h,
412 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
415 2002-05-24 Richard Henderson <rth@redhat.com>
417 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
418 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
419 * config/i386/i386.c (tls_model_chars): Add leading space.
420 (tls_symbolic_operand): Don't bias by 1.
421 (legitimize_address): Don't unbias by 1.
423 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
425 * lcm.c (optimize_mode_switching): Change bb used as indices
428 2002-05-24 Richard Henderson <rth@redhat.com>
430 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
431 of update_life_info_in_dirty_blocks.
433 2002-05-24 Jakub Jelinek <jakub@redhat.com>
436 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
438 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
441 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
443 2002-05-24 Jim Blandy <jimb@redhat.com>
445 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
446 entry with a type code of zero, marking the end of the compilation
449 2002-05-24 Richard Henderson <rth@redhat.com>
451 * varasm.c (asm_output_bss): Always output one byte.
452 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
454 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
456 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
459 2002-05-24 Andreas Jaeger <aj@suse.de>
461 * ggc-page.c (alloc_page): Cast variables of type size_t to
462 unsigned long, adjust printf format string.
463 (ggc_alloc): Likewise.
464 (ggc_print_statistics): Likewise.
465 (ggc_print_statistics): Correct printf format string for SCALE to
468 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
470 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
472 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
473 Zack Weinberg <zack@codesourcery.com>
475 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
477 * dwarf2out.c (lookup_filename): Properly quote filename in .file
478 directive in assembly file.
479 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
480 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
481 * config/pj/pj.h (ASM_FILE_START): Likewise.
482 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
483 * config/avr/avr.c (asm_file_end): Likewise.
484 * toplev.c (output_quoted_string): Handle possibly signed plain
486 * toplev.h (output_clean_symbol_name): Declare
487 * toplev.c (output_clean_symbol_name): Define.
488 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
489 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
491 2002-05-24 Alan Modra <amodra@bigpond.net.au>
493 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
495 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
497 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
500 2002-05-23 Richard Henderson <rth@redhat.com>
502 * configure.in (HAVE_AS_TLS): New test.
503 * config.in, configure: Rebuild.
504 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
505 (ix86_tls_dialect_string, ix86_tls_dialect): New.
506 (override_options): Set it.
507 (tls_model_chars, tls_symbolic_operand): New.
508 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
509 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
510 (local_exec_symbolic_operand): New.
511 (get_pic_label_name): Merge into output_set_got.
512 (ix86_asm_file_end): Emit pic_label_name if defined.
513 (legitimate_constant_p, constant_address_p): New.
514 (legitimate_pic_operand_p): New.
515 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
516 (legitimate_address_p): Likewise.
517 (ix86_encode_section_info): Rename from i386_; handle tls decls.
518 (ix86_strip_name_encoding): New.
519 (get_thread_pointer): New.
520 (legitimize_address): Handle tls symbols.
521 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
523 (struct machine_function): Add some_ld_name.
524 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
525 (print_operand) [&]: Use it. Handle UNSPEC_TP.
526 (output_addr_const_extra): New.
527 (maybe_get_pool_constant): New.
528 (ix86_split_to_parts): Use it.
529 (ix86_expand_move): Handle tls symbols.
530 (ix86_tls_get_addr): New.
531 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
532 (TARGET_OPTIONS): Add tls-dialect.
533 (CONSTANT_ADDRESS_P): Use new out-of-line function.
534 (LEGITIMATE_CONSTANT_P): Likewise.
535 (LEGITIMATE_PIC_OPERAND_P): Likewise.
536 (TARGET_STRIP_NAME_ENCODING): New.
537 (ASM_OUTPUT_LABELREF): New.
538 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
539 (OUTPUT_ADDR_CONST_EXTRA): New.
540 (PREDICATE_CODES): Update.
541 (ix86_tls_dialect, ix86_tls_dialect_string): New.
542 * config/i386/i386.md: Regroup and renumber unspec constants.
543 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
544 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
545 (tls_global_dynamic, tls_local_dynamic_base): New.
546 (tls_local_dynamic_once): New.
547 * config/i386/i386-protos.h: Update.
549 2002-05-23 Richard Henderson <rth@redhat.com>
551 * genemit.c (gen_insn): Print file:lineno comment before function.
553 * gensupport.c (struct queue_elem): Add filename member.
554 (queue_pattern): Initialize it; update all callers.
555 (process_include): Don't free filename.
556 (read_md_rtx): Set read_rtx_filename.
558 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
560 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
562 2002-05-23 Richard Henderson <rth@redhat.com>
564 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
566 2002-05-23 Richard Henderson <rth@redhat.com>
568 * doc/extend.texi (C++98 Thread-Local Edits): Update with
569 commentary from Mark.
571 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
573 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
574 Use FOR_EACH_BB macros to iterate over basic block chain.
575 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
576 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
578 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
579 find_unreachable_blocks, create_edge_list, verify_edge_list,
580 remove_fake_edges, add_noreturn_fake_exit_edges,
581 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
583 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
584 find_sub_basic_blocks): Likewise.
585 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
587 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
589 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
591 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
592 commit_edge_insertions, commit_edge_insertions_watch_calls,
593 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
594 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
595 * conflict.c (conflict_graph_compute): Likewise.
596 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
597 df_modified_p, df_refs_unlink, df_dump): Likewise.
598 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
599 * final.c (compute_alignments): Likewise.
600 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
601 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
602 count_or_remove_death_notes): Likewise.
603 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
604 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
605 classic_gcse, compute_transp, cprop, compute_pre_data,
606 compute_transpout, invalidate_nonnull_info,
607 delete_null_pointer_checks_1, delete_null_pointer_checks,
608 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
609 compute_store_table, build_store_vectors, store_motion): Likewise.
610 * global.c (global_conflicts, mark_elimination): Likewise.
611 * graph.c (print_rtl_graph_with_bb): Likewise.
612 * haifa-sched.c (sched_init): Likewise.
613 * ifcvt.c (if_convert): Likewise.
614 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
615 compute_available, compute_nearerout, compute_rev_insert_delete,
616 optimize_mode_switching): Likewise.
617 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
618 * predict.c (estimate_probability, note_prediction_to_br_prob,
619 propagate_freq, counts_to_freqs, expensive_function_p,
620 estimate_bb_frequencies): Likewise.
621 * profile.c (instrument_edges, get_exec_counts,
622 compute_branch_probabilities, compute_checksum, branch_prob,
623 find_spanning_tree): Likewise.
624 * recog.c (split_all_insns, peephole2_optimize): Likewise.
625 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
627 * regclass.c (scan_one_insn, regclass): Likewise.
628 * regmove.c (mark_flags_life_zones, regmove_optimize,
629 record_stack_memrefs): Likewise.
630 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
631 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
632 * resource.c (find_basic_block): Likewise.
633 * sched-ebb.c (schedule_ebbs): Likewise.
634 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
635 find_single_block_region, find_rgns, schedule_insns)
636 * sibcall.c (optimize_sibling_and_tail_recursive_call)
637 * ssa-ccp.c (optimize_unexecutable_edges,
638 ssa_ccp_df_delete_unreachable_insns): Likewise.
639 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
640 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
641 rename_block, convert_to_ssa, compute_conservative_reg_partition,
642 compute_coalesced_reg_partition, rename_equivalent_regs,
643 convert_from_ssa): Likewise.
644 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
645 process_for_unwind_directive): Likewise.
647 * df.c (FOR_ALL_BBS): Removed.
648 * gcse.c (struct null_pointer_info): Type of current_block field
650 (struct reg_avail_info): Type of last_bb field changed.
651 * config/ia64/ia64.c (block_num): Removed.
652 (need_copy_state): Type changed.
655 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
657 * cppinit.c (mark_named_operators): Split out from init_builtins.
658 (cpp_finish_options): Call it from here instead.
660 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
662 * builtin-attrs.def: Update copyright years.
663 (ATTR_NONNULL): New attribute identifier.
664 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
665 attribute tree lists.
666 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
668 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
669 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
670 attribute lists. Chain the appropriate nonnull attribute.
671 * c-format.c (check_format_arg): Remove null format string
673 * testsuite/gcc.dg/format/null-1.c: New test.
675 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
677 * Makefile.in (ADAC): Define.
679 (.SUFFIXES): Move before language makefile fragments.
680 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
682 2002-05-23 Mark Mitchell <mark@codesourcery.com>
684 * varasm.c (make_decl_rtl): Don't allow weak variables to be
687 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
689 * cfg.c (dump_flow_info): Print results of
690 maybe_hot/probably_never_executed predicates.
691 * toplev.c (open_dump_file): Print function frequency.
693 2002-05-23 David S. Miller <davem@redhat.com>
695 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
698 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
700 * c-common.c (warn_nonnull): Declare.
701 (c_common_attribute_table): Add "nonnull" attribute.
702 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
703 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
704 check_function_arguments_recurse): New functions.
705 * c-common.h (warn_nonnull): Declare extern.
706 (check_function_arguments, check_function_arguments_recurse): New
708 * c-decl.c (c_decode_option): Add -Wnonnull option.
709 * c-format.c (set_Wformat): Set warn_nonnull if enabling
711 (format_check_context): New structure.
712 (check_format_info_recurse): Remove recursion and rename to...
713 (check_format_arg): ...this. Update comment.
714 (check_format_info): Use check_function_arguments_recurse.
715 * c-typeck.c (build_function_call): Call check_function_arguments
716 instead of check_function_format.
717 * doc/extend.texi: Document "nonnull" attribute.
718 * doc/invoke.texi: Docuemnt -Wnonnull option.
719 * testsuite/gcc.dg/nonnull-1.c: New test.
720 * testsuite/gcc.dg/nonnull-2.c: New test.
722 2002-05-23 David S. Miller <davem@redhat.com>
724 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
725 * cfgcleanup.c (cleanup_cfg): If it is set do not
726 attempt to delete trivially dead insns.
727 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
728 * toplev.c (rest_of_compilation): Document non-trivial aspect
729 the RTL before optimize_save_area_alloca is run.
731 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
733 * c-lex.c (indent_level): Remove.
734 (cb_file_change, c_lex): Remove indent level handling.
735 * c-lex.h (indent_level): Remove.
736 * input.h (struct file_stack): Remove indent_level.
737 * toplev.c (push_srcloc): Remove indent_level handling.
739 2002-05-23 Jakub Jelinek <jakub@redhat.com>
742 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
743 of x in constraints for clarity.
744 (sse_mov?fcc split): abort if op2 == op3.
745 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
746 sse_movsfcc_const0_4): Add earlyclobber.
747 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
748 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
749 Use Y instead of x in constraints.
751 2002-05-23 Richard Henderson <rth@redhat.com>
753 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
754 (C++98 Thread-Local Edits): New subsection.
756 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
757 (ix86_arch): Set type to enum processor_type.
759 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
760 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
762 2002-05-23 Jakub Jelinek <jakub@redhat.com>
764 * configure.in: Fix as version test for binutils 2.12.1 releases
766 * configure: Rebuilt.
768 2002-05-23 Richard Henderson <rth@redhat.com>
770 * config/i386/i386.c (get_pic_label_name): New.
771 (load_pic_register): Remove.
772 (output_set_got): New.
773 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
774 * config/i386/i386.md (UNSPEC_SET_GOT): New.
775 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
776 (prologue_set_got, prologue_get_pc): Remove.
777 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
778 (builtin_setjmp_receiver): Use gen_set_got.
779 * config/i386/i386-protos.h: Update.
781 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
783 * gcse.c (hash_expr): Do not use alias set for hashing.
785 2002-05-22 Kevin Buettner <kevinb@redhat.com>
787 * dbxout.c (dbxout_class_name_qualifiers): New function.
788 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
790 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
792 * cpperror.c (_cpp_begin_message): No special casing
794 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
795 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
796 * cpplib.c (do_include_common): Use DL_ERROR.
797 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
799 * fix-header.c (read_scan_file): Update.
801 2002-05-22 Richard Henderson <rth@redhat.com>
803 * config/i386/i386.c (ix86_expand_call): New function, extracted
804 from md call patterns. Add pic_offset_table_rtx to
805 CALL_INSN_FUNCTION_USAGE when needed.
806 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
807 (call_value_pop, call_value, untyped_call): Likewise.
808 (call_exp, call_value_exp): Remove.
809 * config/i386/i386-protos.h: Update.
811 2002-05-22 Richard Henderson <rth@redhat.com>
813 * varasm.c (default_section_type_flags): Check for VAR_DECL
814 before using DECL_THREAD_LOCAL.
816 2002-05-22 David Edelsohn <edelsohn@gnu.org>
818 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
819 (STARTFILE_SPEC): Delete PE crt0.o.
820 * config/rs6000/aix51.h: Same.
821 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
822 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
823 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
824 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
825 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
827 2002-05-22 Richard Henderson <rth@redhat.com>
829 * varasm.c (default_section_type_flags): Handle tls data and
831 (default_unique_section): Handle tls sections.
833 2002-05-23 Alan Modra <amodra@bigpond.net.au>
835 * configure.in (CROSS): Define NATIVE_CROSS.
836 * configure: Regenerate.
837 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
838 (startfile_prefix_spec): New var.
839 (static_specs): Add startfile_prefix_spec.
840 (do_spec_2): Split out from..
842 (main): Process startfile_prefix_spec.
843 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
845 (STARTFILE_PREFIX_SPEC): Define.
846 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
849 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
851 * cpperror.c: Fix formatting.
852 * cppexp.c: Likewise.
853 * cppfiles.c: Likewise.
854 * cpphash.c: Likewise.
855 * cpphash.h: Likewise.
856 * cppinit.c: Likewise.
857 * cpplex.c: Likewise.
858 * cpplib.c: Likewise.
859 * cppmacro.c: Likewise.
860 * cppmain.c: Likewise.
861 * cppspec.c: Likewise.
863 2002-05-22 Jakub Jelinek <jakub@redhat.com>
865 * combine.c (force_to_mode): Use gen_int_mode.
866 Don't clear CONST_INT bits outside of mode.
868 2002-05-22 Richard Henderson <rth@redhat.com>
870 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
871 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
873 2002-05-22 Jakub Jelinek <jakub@redhat.com>
876 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
877 if DECL_SIZE_UNIT is INTEGER_CST.
879 2002-05-22 Richard Henderson <rth@redhat.com>
881 * flow.c (life_analysis): Delete broken reg_label check.
883 2002-05-22 Richard Henderson <rth@redhat.com>
885 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
886 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
888 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
890 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
891 (embed-bb.c): New rule.
892 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
893 * config/sh/embed_bb.c: Delete.
895 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
897 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
899 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
901 * config/h8300/h8300.md (*andorqi3): New.
903 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
906 * Makefile.in: Update.
907 * c-common.c (c_common_post_options): Add preprocessor
908 errors to the error count.
909 * c-lang.c (c_post_options): Kill.
910 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
911 * hooks.h: Add header guards.
912 * langhooks-def.h: Include hooks.h.
913 (LANG_HOOKS_POST_OPTIONS): Update.
914 * langhooks.h (struct lang_hooks): Update post_options.
915 * toplev.c (parse_options_and_default_flags): Update.
917 * objc-lang.c (objc_post_options): Kill.
918 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
920 2002-05-21 Bruce Korb <bkorb@gnu.org>
922 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
923 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
924 * fixinc/fixincl.x: regen.
926 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
928 * cfgbuild.c: Fix formatting.
930 * cfgcleanup.c: Likewise.
931 * cfglayout.c: Likewise.
932 * cfgloop.c: Likewise.
933 * cfgrtl.c: Likewise.
935 2002-05-21 Richard Henderson <rth@redhat.com>
937 * c-common.h (enum rid): Add RID_THREAD.
938 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
939 (grokdeclarator): Grok __thread.
940 * c-parse.in (reswords): Add __thread.
941 (rid_to_yy): Add RID_THREAD.
943 * tree.h (DECL_THREAD_LOCAL): New.
944 (struct tree_decl): Add thread_local_flag.
945 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
946 * tree.c (staticp): TLS variables are not static.
948 * target-def.h (TARGET_HAVE_TLS): New.
949 * target.h (have_tls): New.
950 * output.h (SECTION_TLS): New.
951 * varasm.c (assemble_variable): TLS variables can't be common for now.
952 (default_section_type_flags): Handle .tdata and .tbss.
953 (default_elf_asm_named_section): Handle SECTION_TLS.
954 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
956 * flags.h (flag_tls_default): Declare.
957 * toplev.c (flag_tls_default): Define.
958 (display_help): Display help for it.
959 (decode_f_option): Set it.
961 * doc/extend.texi (Thread-Local): New node describing language-level
962 thread-local storage.
963 * doc/invoke.texi (-ftls-model): Document.
965 * fixinc/inclhack.def (thread_keyword): New.
966 * fixinc/fixincl.x: Rebuild.
968 2002-05-21 Jeffrey A Law <law@redhat.com>
970 * optabs.c (expand_binop): For double-word integer multiplies,
971 do not compute intermediate results into something that is
972 not a register (such as a SUBREG or MEM).
974 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
975 (ix86_sched_reorder): Make sure to initialize scheduling
976 data even when there's only one insn in the ready queue.
978 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
980 * genautomata.c (reserv_sets_hash_value): Fix a typo.
982 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
984 * genautomata.c (reserv_sets_hash_value): Define hash_value as
985 set_el_t. Transform the hash value into unsigned.
986 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
987 (transform_3): Add code to process `(A,B)+(D,E)'.
989 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
991 * reload1.c (do_output_reload): Run delete_output_reload
994 2002-05-21 Roger Sayle <roger@eyesopen.com>
997 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
998 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
999 (can_store_by_pieces): ... and here to limit the largest mode used.
1000 Add a comment to document this function.
1002 2002-05-21 Richard Henderson <rth@redhat.com>
1004 * flow.c (life_analysis): Fix test for deleted label.
1006 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
1008 * doc/tm.texi: Fix typo.
1010 2002-05-21 Zack Weinberg <zack@codesourcery.com>
1012 * c-common.c (c_common_init): Set options->unsigned_char from
1014 (cb_register_builtins): Define __STRICT_ANSI__ and
1015 __CHAR_UNSIGNED__ here...
1016 * cppinit.c (init_builtins): Not here.
1017 (cpp_create_reader): unsigned_char option defaults to 0, not
1018 !DEFAULT_SIGNED_CHAR.
1019 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
1020 and -funsigned-char.
1022 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
1023 * cpphash.c (_cpp_init_hashtable): Don't set it.
1024 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
1025 directly. Clarify comment.
1027 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1029 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
1030 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
1031 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
1032 BASIC_BLOCK (n_basic_blocks - 1).
1033 * cfganal.c (can_fallthru, flow_call_edges_add,
1034 flow_preorder_transversal_compute): Too.
1035 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
1036 find_sub_basic_blocks): Too.
1037 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
1038 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
1039 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
1040 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
1041 * combine.c (this_basic_block): Type changed to basic_block.
1042 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
1043 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
1044 get_last_value, distribute_notes, distribute_links): Too.
1045 * final.c (compute_alignments): Too.
1046 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
1047 * function.c (thread_prologue_and_epilogue_insns): Too.
1048 * gcse.c (compute_code_hoist_vbeinout): Too.
1049 * global.c (build_insn_chain): Too.
1050 * ifcvt.c (find_if_block, find_cond_trap): Too.
1051 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
1052 * regmove.c (regmove_optimize): Too.
1053 * resource.c (find_basic_block): Too.
1054 * sched-ebb.c (schedule_ebbs): Too.
1055 * ssa-dce.c (find_control_dependence, find_pdom): Too.
1057 2002-05-21 Andreas Jaeger <aj@suse.de>
1059 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
1061 2002-05-21 Richard Henderson <rth@redhat.com>
1063 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
1064 unspec names, not numbers.
1066 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
1068 * doc/sourcebuild.texi: Mention snapshot-README and
1069 snapshot-index.html as needing updating for new front ends.
1071 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1073 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
1074 disabling checking, and avoid multiple evaluation of RTX.
1076 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
1078 * bitmap.c (bitmap_find_bit): Return early if we have the correct
1081 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
1083 * profile.c (gen_edge_profiler): Set alias set before the memory is
1086 2002-05-20 David S. Miller <davem@redhat.com>
1088 * cselib.c (max_value_regs): New.
1089 (cselib_lookup, cselib_invalidate_regno): Initialize it when
1090 adding new entries to the REG_VALUES table and we are dealing with
1092 (clear_table): Initialize it.
1093 (cselib_invalidate_regno): Use it to determine which hard
1094 registers to scan when mode is not VOIDmode.
1096 2002-05-20 Duraid Madina <duraid@fl.net.au>
1098 * tradcpp.c (fixup_newlines): Use old-style function header.
1100 2002-05-20 Krister Walfridsson <cato@df.lth.se>
1102 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
1104 2002-05-20 H.J. Lu (hjl@gnu.org)
1106 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
1108 * config/mips/mips.h (DFMODE_NAN): Defined.
1109 (SFMODE_NAN): Likewise.
1111 2002-05-20 Dale Johannesen <dalej@apple.com>
1113 * combine.c (cant_combine_insn_p): Back out my
1116 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
1118 * params.c: Fix formatting.
1119 * params.h: Likewise.
1120 * predict.c: Likewise.
1121 * prefix.c: Likewise.
1122 * print-rtl.c: Likewise.
1123 * print-tree.c: Likewise.
1124 * profile.c: Likewise.
1126 2002-05-20 H.J. Lu (hjl@gnu.org)
1128 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
1130 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
1132 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
1133 switches straight on to the assembler, do not abbreviate them.
1134 * config/arm/elf.h (ASM_SPEC): As above.
1135 * config/arm/semi.h (ASM_SPEC): As above.
1136 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
1137 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
1138 -mcpu=xscale on to the assembler by default.
1139 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
1141 2002-05-20 Richard Henderson <rth@redhat.com>
1143 * cse.c (canon_hash): Reorder do_not_record test. Always
1144 allow pic_offset_table_rtx.
1146 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
1148 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
1149 (expand_binop): Ditto (3 times).
1151 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
1153 * Makefile.in (distclean): Remove QMTest stuff.
1154 (QMTEST_PATH): New variable.
1155 (QMTESTFLAGS): Likewise.
1156 (QMTESTRUNFLAGS): Likewise.
1158 (QMTEST_GPP_TESTS): Likewise.
1159 (QMTEST_DIR): Likewise.
1160 (QMTEST_DIR/context): New target.
1161 (qmtest-g++): Likeise.
1162 (qmtest-gui): Likewise.
1163 (QMTEST_DIR/gpp-expected.qmr): Likewise.
1165 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
1167 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
1168 an altivec register if TARGET_ALTIVEC.
1170 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
1171 to ALTIVEC_VECTOR_MODE.
1172 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
1173 (rs6000_va_arg): Vectors may go in registers if they are not
1176 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
1178 * protoize.c: Fix formatting.
1180 2002-05-19 Richard Henderson <rth@redhat.com>
1182 * gensupport.c (init_include_reader): Merge into ...
1183 (process_include): ... here. Simplify composite path creation.
1184 Plug memory leaks. Fix file/line number tracking. Do not
1185 process_define_cond_exec. Return void.
1186 (process_rtx): Don't check process_include return value.
1188 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1190 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
1192 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
1193 traversing basic block chain.
1194 (create_basic_block_structure, create_basic_block): Declaration changed.
1195 (link_block, unlink_block): Declare.
1196 * cfg.c (entry_exit_blocks): Initialize new fields.
1197 (link_block, unlink_block): New.
1198 (expunge_block_nocompact): Unlink basic block.
1199 (dump_flow_info): Print prev_bb/next_bb fields.
1200 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
1201 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
1202 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
1203 * cfgrtl.c (create_basic_block_structure, create_basic_block,
1204 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
1205 (verify_flow_info): Check that list agrees with numbering.
1207 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
1209 * c-common.c (preprocessing_asm): New macro.
1210 * c-lex.h (builtin_define, builtin_assert): Use pfile.
1214 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
1215 (CPP_SPEC): Simplify.
1216 (TARGET_CPU_CPP_BUILTINS): Update.
1217 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
1218 (CPP_SPEC): Simplify.
1219 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
1220 (TARGET_OS_CPP_BUILTINS): Update.
1221 * osf.h (CPP_XFLOAT_SPEC): Kill.
1222 (TARGET_OS_CPP_BUILTINS): Update.
1223 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
1224 * osf5.h (CPP_XFLOAT_SPEC): Kill.
1225 * vms.h (CPP_SUBTARGET_SPEC): Kill.
1226 (TARGET_OS_CPP_BUILTINS): Update.
1228 2002-05-19 Richard Henderson <rth@redhat.com>
1230 * varasm.c (default_binds_local_p): Fix typo.
1232 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
1234 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
1235 CONST_INT operand to the correct mode after adding 1 to it.
1237 2002-05-19 Mark Mitchell <mark@codesourcery.com>
1239 * config.gcc (powerpc-wrs-windiss*): New target.
1241 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1243 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
1246 2002-05-18 Mark Mitchell <mark@codesourcery.com>
1248 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
1250 * config.in: Regenerated.
1251 * configure: Regenerated.
1253 2002-05-19 Richard Henderson <rth@redhat.com>
1255 * target-def.h (TARGET_BINDS_LOCAL_P): New.
1256 * target.h (struct gcc_target): Move boolean fields to the end.
1258 * varasm.c (default_binds_local_p): New.
1259 * output.h: Declare it.
1261 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
1262 * config/cris/cris.c (cris_encode_section_info): Likewise.
1263 * config/i386/i386.c (i386_encode_section_info): Likewise.
1264 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
1265 * config/sh/sh.c (sh_encode_section_info): Likewise.
1267 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
1268 (TARGET_BINDS_LOCAL_P): New.
1270 2002-05-19 Richard Henderson <rth@redhat.com>
1272 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
1273 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
1274 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
1276 * toplev.c (display_help): Kill -a -ax help.
1278 * config/1750a/1750a.h, config/alpha/alpha.h,
1279 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
1280 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
1281 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
1282 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
1284 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
1285 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
1287 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
1288 (ix86_output_function_block_profiler): Kill.
1289 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
1290 (m68hc11_function_block_profiler): Kill.
1291 * config/m68hc11/m68hc11-protos.h: Update.
1292 * config/m88k/m88k.c (output_block_profiler): Kill.
1293 (output_function_block_profiler): Kill.
1294 * config/m88k/m88k-protos.h: Update.
1296 2002-05-19 Richard Henderson <rth@redhat.com>
1298 * system.h (STRIP_NAME_ENCODING): Poison it.
1299 * output.h (STRIP_NAME_ENCODING): Remove.
1300 (default_strip_name_encoding): Declare.
1301 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
1302 * target.h (strip_name_encoding): New.
1303 * varasm.c (default_strip_name_encoding): New.
1305 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
1306 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
1307 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
1308 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
1309 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
1310 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
1311 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
1312 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
1313 config/v850/v850.h: Use the hook, not the macro.
1315 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
1316 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
1317 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
1318 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
1319 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
1320 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
1321 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
1322 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
1323 config/v850/v850.c, config/v850/v850.h:
1324 Move STRIP_NAME_ENCODING to out-of-line function and add
1325 TARGET_STRIP_NAME_ENCODING.
1327 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
1328 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
1329 with TARGET_STRIP_NAME_ENCODING referencing existing function;
1330 make function static.
1332 * xcoffout.c: Include target.h
1333 * Makefile.in (xcoffout.o): Update.
1335 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
1336 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
1337 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
1338 reloc argument unused.
1339 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
1341 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
1342 STRIP_NAME_ENCODING docs.
1344 2002-05-19 Andreas Jaeger <aj@suse.de>
1346 * gengenrtl.c: Add prototype for excluded_rtx.
1348 * real.h: Add prototype for exact_real_truncate.
1350 2002-05-18 Richard Henderson <rth@redhat.com>
1352 * system.h (ENCODE_SECTION_INFO): Poison it.
1353 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
1354 * target.h (encode_section_info): New.
1355 * varasm.c (make_decl_rtl, output_constant_def): Use it.
1356 * hooks.c (hook_tree_int_void): New.
1357 * hooks.h: Declare it.
1359 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
1360 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
1361 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
1362 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
1363 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
1364 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
1365 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
1366 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
1367 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1368 config/mcore/mcore-protos.h, config/mcore/mcore.c,
1369 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
1370 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
1371 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
1372 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
1373 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
1374 referencing existing function. Make function static.
1376 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
1377 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
1378 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
1379 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
1380 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
1381 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
1382 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
1383 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
1384 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
1385 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
1386 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
1387 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
1388 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
1389 Move ENCODE_SECTION_INFO to out-of-line function and add
1390 TARGET_ENCODE_SECTION_INFO.
1392 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
1393 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1395 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
1397 (switch_to_section): Replace in_rdata case with in_readonly_data.
1399 * config/h8300/h8300.c (h8300_encode_label): Make static.
1400 * config/h8300/h8300-protos.h: Update.
1402 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
1403 from rs6000_encode_section_info; make static.
1404 (rs6000_xcoff_encode_section_info): New.
1406 * config/v850/v850.c (v850_encode_data_area): Make static.
1407 * config/v850/v850-protos.h: Update.
1409 * config/vax/vax.c: Include flags.h.
1410 (vms_select_section): Fix typo.
1412 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
1413 ENCODE_SECTION_INFO docs.
1415 2002-05-18 Richard Henderson <rth@redhat.com>
1417 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
1418 REGISTER_TARGET_PRAGMAS.
1419 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
1421 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
1423 2002-05-18 Richard Henderson <rth@redhat.com>
1425 * system.h (SELECT_RTX_SECTION): Poison.
1426 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
1427 * target.h (select_rtx_section): New.
1428 * varasm.c (output_constant_pool): Use it.
1429 (default_select_rtx_section, default_elf_select_rtx_section): New.
1430 * output.h: Declare them.
1432 * config/darwin.h (SELECT_RTX_SECTION): Move ...
1433 * config/darwin.c (machopic_select_rtx_section): ... here.
1434 * config/darwin-protos.h: Update.
1436 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
1437 * config/nextstep.c (machopic_select_rtx_section): ... here.
1438 (nextstep_select_section): Rename variable to avoid macro clash.
1439 * config/nextstep-protos.h: Update.
1441 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
1442 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
1443 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
1444 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
1445 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
1446 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
1447 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
1448 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
1449 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
1450 (SELECT_RTX_SECTION): Remove.
1452 * config/darwin.h, config/elfos.h, config/nextstep.h,
1453 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
1454 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
1455 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
1456 config/sparc/lynx.h, config/xtensa/xtensa.c
1457 (TARGET_ASM_SELECT_RTX_SECTION): New.
1459 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
1460 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
1461 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
1462 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
1463 (ia64_aix_select_rtx_section): New.
1464 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
1466 * config/mips/mips.c (mips_select_rtx_section): Make static.
1467 Support ELF SHF_MERGE features.
1468 * config/mips/mips-protos.h: Update.
1469 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
1470 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
1471 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
1472 make static, fall back to default_elf_select_rtx_section.
1473 * config/rs6000/rs6000-protos.h: Update.
1474 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
1475 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
1476 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
1477 * config/romp/romp.c (romp_select_rtx_section): New.
1478 * config/s390/s390.c (s390_select_rtx_section): New.
1479 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
1480 declarations before target macro definition.
1481 (xtensa_emit_call): Use static buffer.
1482 (xtensa_select_rtx_section): New.
1483 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
1484 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
1485 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
1487 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
1488 SELECT_RTX_SECTION docs.
1490 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
1492 * i386.md (movsi/movdi): Fix template.
1493 (sse2 patterns): Set attributes consistently.
1495 * i386.md (pushqi2, ashrqi_*): Fix constraint.
1497 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
1499 * optabs.c (complex_part_zero_p): New.
1500 * (expand_cmplxdiv_straight): Use it.
1501 * (expand_cmplxdiv_wide): Ditto.
1502 * (expand_binop): Ditto.
1504 2002-05-18 Richard Henderson <rth@redhat.com>
1506 * final.c (HAVE_READONLY_DATA_SECTION): New.
1507 (shorten_branches): Use it instead of ifdefs.
1508 * varasm.c (enum in_section): Add in_readonly_data.
1509 (text_section, data_section): Tidy.
1510 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
1512 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
1513 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
1514 (READONLY_DATA_SECTION): Don't undef.
1516 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
1517 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
1518 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
1520 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
1521 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
1522 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
1523 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
1525 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
1526 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
1527 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
1528 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
1529 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
1530 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
1531 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
1532 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
1533 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
1535 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
1536 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
1537 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
1538 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
1539 config/pa/pa64-hpux.h, config/sparc/litecoff.h
1540 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
1542 * config/elfos.h, config/netware.h, config/svr3.h,
1543 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
1544 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
1545 config/h8300/h8300.h, config/i386/i386-interix.h,
1546 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
1547 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
1549 * config/elfos.h, config/netware.h, config/svr3.h,
1550 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
1551 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
1552 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
1553 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
1555 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
1556 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
1557 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
1558 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
1559 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
1560 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
1561 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
1562 config/rs6000/sysv4.h, config/v850/v850.h
1563 (EXTRA_SECTIONS): Remove in_const/in_rdata.
1564 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
1566 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
1567 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
1568 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
1569 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
1570 * config/alpha/alpha.c (alpha_start_function): Likewise.
1571 (alpha_write_linkage): Likewise.
1572 * config/m32r/m32r.c (m32r_select_section): Likewise.
1573 * config/m88k/m88k.c (m88k_select_section): Likewise.
1574 * config/mips/mips.c (mips_select_rtx_section): Likewise.
1575 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
1576 (rs6000_elf_select_section): Likewise.
1577 * config/v850/v850.c (v850_select_section): Likewise.
1579 * config/1750a/1750a.h, config/i860/sysv3.h
1580 (READONLY_DATA_SECTION_ASM_OP): New.
1581 READONLY_DATA_SECTION_ASM_OP.
1582 * config/i386/interix.c, config/i386/winnt.c
1583 (i386_pe_unique_section): Always use .rdata prefix.
1584 * config/pa/som.h (readonly_data): Always switch to read-only section.
1585 (READONLY_DATA_SECTION): Predicate on flag_pic.
1586 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
1587 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
1588 (READONLY_DATA_SECTION): Update.
1590 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
1592 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
1593 is used without -Wformat.
1594 * c-common.h (warn_format_zero_length): Declare extern.
1595 * c-decl.c (warn_options): Add "format-zero-length".
1596 * c-format.c (warn_format_zero_length): Declare.
1597 (set_Wformat): Set warn_format_zero_length for -Wformat.
1598 (check_format_info): Only warn about zero-length formats if
1599 warn_format_zero_length is true. Include the format type
1600 name in the warning message.
1601 * doc/invoke.texi: Document -Wformat-zero-length.
1602 * testsuite/gcc.dg/format/zero-length-1.c: New test.
1604 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
1606 * timevar.c: Fix formatting.
1607 * tlink.c: Likewise.
1608 * toplev.c: Likewise.
1609 * tree-dump.c: Likewise.
1610 * tree-inline.c: Likewise.
1612 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
1614 * cppinit.c (cpp_post_options): If preprocessed, turn off
1615 traditional. If traditional, turn off column numbers.
1616 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
1617 * cpptrad.c (handle_newline): Update line_base.
1618 (skip_comment): Handle -Wcomment.
1620 2002-05-17 Zack Weinberg <zack@codesourcery.com>
1622 * cppinit.c (struct builtin): Remove unused fields.
1623 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
1624 (operator_array): New - was second half of builtin_array.
1625 (init_builtins): Simplify loop over builtin_array/operator_array.
1627 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
1629 * defaults.h (UNIQUE_SECTION): Remove.
1630 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
1632 2002-05-17 Richard Henderson <rth@redhat.com>
1634 * expr.c (init_expr_once): Don't use start/end_sequence.
1635 Use rtx_alloc instead of emit_insn.
1636 * toplev.c (lang_dependent_init): Run init_expr_once here ...
1637 (lang_independent_init): ... not here.
1639 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
1641 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
1643 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
1645 * config/avr/avr.c (avr_regs_to_save): New function. Also check
1646 for fixed registers, possibly used for global register variables.
1647 (initial_elimination_offset, avr_output_function_prologue,
1648 avr_output_function_epilogue): Move common code to avr_regs_to_save.
1650 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
1652 * Makefile.in: Update for cpptrad.c.
1653 * cpphash.h (struct cpp_buffer): New members for buffer
1655 (struct cpp_reader): New members for traditional output.
1656 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
1657 * cppinit.c (cpp_create_reader): Set trad_line.
1658 (cpp_destroy): Free trad_out_base if used.
1659 (cpp_read_main_file): Overlay an empty buffer if traditional.
1660 (cpp_finish_options): Don't do builtins.
1661 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
1662 (cpp_handle_option): Handle it.
1663 * cpplex.c (continue_after_nul): New.
1664 (_cpp_lex_direct): Use handle_nul.
1665 * cpplib.h (struct cpp_options): New traditional option.
1666 * cpptrad.c: New file.
1668 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
1670 * c-common.c (c_common_init_options): Use C89 for Objective-C,
1671 and set the options flag.
1672 * cppinit.c (lang_flags): Remove objc.
1673 (lang_defaults): Remove OBJC and OBJCXX.
1675 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
1676 (cpp_handle_option): Remove -+ and -lang-objc++.
1677 For ObjC, just set a flag.
1678 (print_help): Update.
1679 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
1681 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1683 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
1684 bootstrap with -mips3.
1686 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
1688 * final.c: Fix formatting.
1689 * fix-header.c: Likewise.
1691 * fold-const.c: Likewise.
1692 * function.c: Likewise.
1694 2002-05-17 David S. Miller <davem@redhat.com>
1696 PR c/6689, PR optimization/6615
1697 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
1698 and make it a pointer to rtx. Update comments.
1699 (update_equiv_regs): When scanning for equivalences, record
1700 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
1701 it while making the equiv replacements.
1703 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1705 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
1707 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
1709 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
1710 when encoding visibility into SYMBOL_REF_FLAG.
1712 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
1714 * expr.c (force_operand): Fix reversed move.
1716 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
1718 * doc/install.texi (Testing): Mention two common DejaGnu warnings
1719 that can be ignored.
1721 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1723 * doc/install.texi (Final install): Recommend to install into a
1724 "clean" target directory.
1726 2002-05-17 Richard Henderson <rth@redhat.com>
1728 * config/ia64/ia64.md: Use braced strings instead of quoted strings
1729 for code blocks. Tidy whitespace.
1731 2002-05-17 Richard Henderson <rth@redhat.com>
1733 * hooks.c (hook_tree_bool_false): New.
1734 * hooks.h: Declare it.
1735 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
1736 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
1737 * target.h (select_section, unique_section): New.
1738 (in_small_data_p): New.
1739 * varasm.c (resolve_unique_section): Use hooks instead of macros.
1740 (variable_section, output_constant_def_contents): Likewise.
1741 (default_select_section, default_unique_section): New.
1742 (categorize_decl_for_section, default_elf_select_section): New.
1743 * output.h: Declare them.
1745 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
1746 (TARGET_ASM_SELECT_SECTION): New.
1747 (SELECT_SECTION): Move ...
1748 * config/darwin.c (machopic_select_section): ... here.
1749 * config/darwin-protos.h: Update.
1751 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
1752 (SELECT_SECTION): Move ...
1753 * config/nextstep.c (nextstep_select_section): ... here.
1754 * config/nextstep-protos.h: Update.
1756 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
1757 (TARGET_ASM_SELECT_SECTION): New.
1758 * config/svr3.h (SELECT_SECTION): Remove.
1760 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
1761 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
1762 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
1763 (alpha_encode_section_info): Use it.
1764 * config/alpha/alpha-protos.h: Update.
1765 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
1766 (SELECT_SECTION, UNIQUE_SECTION): Remove.
1767 (TARGET_ASM_SELECT_SECTION): New.
1768 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
1770 * config/arm/pe.h (UNIQUE_SECTION): Remove.
1771 (TARGET_ASM_UNIQUE_SECTION): New.
1773 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
1774 (avr_unique_section): Rename from unique_section; make static.
1775 * config/avr/avr-protos.h: Update.
1776 * config/avr/avr.h (UNIQUE_SECTION): Remove.
1778 * config/c4x/c4x.h (SELECT_SECTION): Remove.
1780 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
1781 (TARGET_ASM_UNIQUE_SECTION): New.
1782 * config/i386/i386-interix.h: Likewise.
1783 * config/i386/win32.h: Likewise.
1784 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
1785 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
1786 * config/i386/sco5.h (SELECT_SECTION): Remove.
1787 (TARGET_ASM_SELECT_SECTION): New.
1788 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
1790 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
1791 instead of SELECT_SECTION.
1792 * config/m68k/dpx2.h: Likewise.
1793 * config/rs6000/lynx.h: Likewise.
1795 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
1796 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
1797 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
1798 (ia64_in_small_data_p): New.
1799 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
1800 (ia64_aix_select_section, ia64_aix_unique_section): New.
1801 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
1802 (SELECT_SECTION, UNIQUE_SECTION): Remove.
1804 * config/m32r/m32r.h (SELECT_SECTION): Remove.
1805 (TARGET_ASM_SELECT_SECTION): New.
1806 * config/m32r/m32r.c (m32r_select_section): Take align argument.
1807 * config/m32r/m32r-protos.h: Update.
1809 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
1810 (SELECT_SECTION): Move ...
1811 * config/m88k/m88k.c (m88k_select_section): ... here.
1813 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
1814 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
1815 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
1816 (mcore_unique_section): Make static.
1817 * config/mcore/mcore-protos.h: Update.
1819 * config/mips/elf.h (UNIQUE_SECTION): Remove.
1820 (TARGET_ASM_UNIQUE_SECTION): New.
1821 * config/mips/elf64.h: Likewise.
1822 * config/mips/iris6gld.h: Likewise.
1823 * config/mips/linux.h: Likewise.
1824 * config/mips/mips-protos.h: Update.
1825 * config/mips/mips.c (mips_select_section): Add align argument.
1826 * config/mips/mips.h (SELECT_SECTION): Remove.
1827 (TARGET_ASM_SELECT_SECTION): New.
1829 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
1830 * config/mmix/mmix.c (mmix_select_section): Remove.
1831 (mmix_unique_section): Remove.
1832 * config/mmix/mmix-protos.h: Update.
1834 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
1835 (SELECT_SECTION): Move ...
1836 * config/pa/pa.c (pa_select_section): ... here.
1837 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
1839 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
1840 from rs6000_select_section and make static.
1841 (rs6000_elf_unique_section): Similarly.
1842 (rs6000_xcoff_select_section): From xcoff.h.
1843 (rs6000_xcoff_unique_section): Likewise.
1844 * config/rs6000/rs6000-protos.h: Update.
1845 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
1846 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
1847 * config/rs6000/xcoff.h: Likewise.
1849 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
1850 (SELECT_SECTION): Move ...
1851 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
1853 * config/v850/v850.h (SELECT_SECTION): Move ...
1854 * config/v850/v850.c (v850_select_section): ... here.
1855 (TARGET_ASM_SELECT_SECTION): New.
1857 * config/vax/vms.h (SELECT_SECTION): Move ...
1858 * config/vax/vax.c (vms_select_section): ... here.
1859 (TARGET_ASM_SELECT_SECTION): New.
1861 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
1862 for the target hooks.
1864 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
1866 * config/arm/arm.c (emit_multi_reg_push): Do not set
1867 RTX_FRAME_RELATED_P on the SEQUENCE.
1869 2002-05-16 Richard Henderson <rth@redhat.com>
1871 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
1872 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
1874 2002-05-16 Richard Henderson <rth@redhat.com>
1876 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
1878 * config/ia64/ia64.c (saveable_obstack): Do not declare.
1880 2002-05-16 Richard Henderson <rth@redhat.com>
1882 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
1883 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
1884 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
1885 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
1886 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
1887 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
1888 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
1889 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
1890 Revert "Basic block renumbering removal", and two followup patches.
1892 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
1894 * lcm.c (optimize_mode_switching): Revert previous change.
1896 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1898 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
1899 with only extant block numbers.
1901 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
1903 * lcm.c (optimize_mode_switching): Fix typo.
1905 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1907 * flow.c (calculate_global_regs_live): Queue blocks in program order.
1909 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1911 * doc/install.texi (Configuration): Document PWDCMD.
1913 2002-05-16 Dale Johannesen <dalej@apple.com>
1915 * combine.c (cant_combine_insn_p): Reenable combinations
1916 involving hard regs unless CLASS_LIKELY_SPILLED_P.
1918 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1920 * c-common.c (cb_register_builtins): Handle more built-ins
1921 here rather than in gcc.c specs.
1922 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
1923 (cpp_options): Pass -O flags even when only preprocessing.
1924 * toplev.c (set_fast_math_flags): New prototype.
1925 (fast_math_flags_set_p): New.
1926 (set_no_fast_math_flags): Remove.
1927 (decode_f_option): Update.
1928 * toplev.h (set_fast_math_flags): Update.
1929 (fast_math_flags_set_p): New.
1930 (set_no_fast_math_flags): Remove.
1932 * c4x/c4x.c (c4x_override_options): Update.
1934 2002-05-16 Zack Weinberg <zack@codesourcery.com>
1936 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
1937 Default-define here.
1938 (builtin_define_with_value): Can now wrap the expansion in
1939 quotation marks if such is wanted.
1940 (cb_register_builtins): Update calls to builtin_define_with_value.
1941 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
1943 (c_common_init): Set options->stdc_0_in_system_headers.
1944 * c-lex.h: Update prototype of builtin_define_with_value.
1945 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
1946 and REGISTER_PREFIX.
1948 * cppinit.c (VERS, ULP, C, X): Kill.
1949 (builtin_array): Remove entries for __VERSION__,
1950 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
1951 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
1953 (init_builtins): Kill off a bunch of now-dead code.
1954 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
1955 -fno-leading-underscore.
1956 (cpp_handle_option): Remove code to set user_label_prefix.
1957 (cpp_post_options): Likewise.
1959 * cpplib.h (struct cpp_options): Remove user_label_prefix.
1960 (stdc_0_in_system_headers): New.
1961 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
1962 stdc_0_in_system_headers) too to decide the value of __STDC__.
1964 * tradcpp.c (user_label_prefix): Kill.
1965 (main): Remove code handling -f(no-)leading-underscore.
1966 (initialize_builtins): Don't define __REGISTER_PREFIX__
1967 or __USER_LABEL_PREFIX__.
1968 (install_value): Wrap compound statement in dummy loop so the
1969 macro works properly in an if statement.
1972 2002-05-16 Janis Johnson <janis187@us.ibm.com>
1974 * loop.h (struct loop_info): Add member has_prefetch.
1975 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
1976 (prescan_loop): Initialize has_prefetch.
1977 (struct prefetch_info): Change prefetch_in_loop and
1978 prefetch_before_loop from bit fields to ints.
1979 (emit_prefetch_instructions): Several small fixes.
1980 (check_dbra_loop): Don't reverse loop that uses prefetch.
1982 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1984 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
1985 * configure.in: Likewise.
1986 * fixinc/check.tpl: Likewise.
1987 * fixinc/fixinc.dgux: Likewise.
1988 * fixinc/fixinc.svr4: Likewise.
1989 * fixinc/fixinc.winnt: Likewise.
1990 * fixinc/fixincl.sh: Likewise.
1991 * fixproto: Likewise.
1992 * configure: Regenerate.
1994 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1996 Basic block renumbering removal:
1997 * basic_block.h (struct basic_block_def): Renamed index to sindex,
1998 added prev_bb and next_bb fields.
1999 (n_basic_blocks): Renamed to num_basic_blocks.
2000 (last_basic_block): New, index of last basic block.
2001 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
2002 traversing basic block chain.
2003 (BLOCK_NUM): index -> sindex.
2004 (create_basic_block_structure, create_basic_block): Declaration changed.
2005 (debug_num2bb): Declare.
2006 (expunge_block_nocompact): Declaration removed.
2007 (link_block, unlink_block, compact_blocks): Declare.
2008 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
2009 * cfg.c (entry_exit_blocks): Initialize new fields.
2010 (clear_edges, alloc_block, expunge_block, cached_make_edge,
2011 redirect_edge_pred, dump_flow_info, dump_edge_info,
2012 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
2013 free_aux_for_edges): Modified.
2014 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
2015 (expunge_block_nocompact): Removed.
2016 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
2017 find_unreachable_blocks, create_edge_list, print_edge_list,
2018 verify_edge_list, flow_edge_list_print, remove_fake_successors,
2019 remove_fake_edges, flow_reverse_top_sort_order_compute,
2020 flow_depth_first_order_compute, flow_preorder_transversal_compute,
2021 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
2022 flow_dfs_compute_reverse_execute): Modified.
2023 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
2024 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
2026 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2027 merge_blocks_move_predecessor_nojumps,
2028 merge_blocks_move_successor_nojumps, merge_blocks,
2029 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
2030 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
2031 * cfglayout.c (skip_insns_after_block, label_for_bb,
2032 record_effective_endpoints, scope_to_insns_finalize,
2033 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
2034 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
2035 cfg_layout_duplicate_bb): Modified.
2036 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
2037 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2038 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
2039 flow_loops_find, flow_loop_outside_edge_p): Modified.
2040 * cfgrtl.c (create_basic_block_structure, create_basic_block,
2041 flow_delete_block, compute_bb_for_insn, split_block,
2042 try_redirect_by_replacing_jump, redirect_edge_and_branch,
2043 force_nonfallthru_and_redirect, tidy_fallthru_edge,
2044 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
2045 commit_edge_insertions, commit_edge_insertions_watch_calls,
2046 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
2047 purge_all_dead_edges): Modified.
2048 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
2049 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
2050 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
2052 * conflict.c (conflict_graph_compute): Modified.
2053 * df.c (FOR_ALL_BBS): Removed.
2054 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
2055 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
2056 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
2057 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
2058 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
2059 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
2060 * final.c (compute_alignments, final_scan_insn): Modified.
2061 * flow.c (verify_local_live_at_start, update_life_info,
2062 update_life_info_in_dirty_blocks, free_basic_block_vars,
2063 delete_noop_moves, calculate_global_regs_live,
2064 initialize_uninitialized_subregs, allocate_bb_life_data,
2065 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
2066 mark_used_reg, count_or_remove_death_notes): Modified.
2067 * function.c (thread_prologue_and_epilogue_insns): Modified.
2068 * gcse.c (struct null_pointer_info): Change typo of current_block
2070 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
2071 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
2072 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
2073 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
2074 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
2075 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
2076 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
2077 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
2078 pre_delete, one_pre_gcse_pass, compute_transpout,
2079 invalidate_nonnull_info, delete_null_pointer_checks_1,
2080 free_code_hoist_mem, compute_code_hoist_vbeinout,
2081 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
2082 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
2083 compute_store_table, build_store_vectors, insert_insn_start_bb,
2084 insert_store, replace_store_insn, free_store_memory, store_motion):
2086 * global.c (global_alloc, global_conflicts, mark_elimination,
2087 build_insn_chain): Modified.
2088 * graph.c (print_rtl_graph_with_bb): Modified.
2089 * haifa-sched.c (sched_init): Modified.
2090 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
2091 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
2092 if_convert): Modified.
2093 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
2094 compute_insert_delete, pre_edge_lcm, compute_available,
2095 compute_farthest, compute_nearerout, compute_rev_insert_delete,
2096 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
2098 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
2099 * loop.c (loop_dump_aux): Modified.
2100 * predict.c (combine_predictions_for_insn, estimate_probability,
2101 last_basic_block_p, process_note_prediction, process_note_predictions,
2102 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
2103 expensive_function_p, estimate_bb_frequencies,
2104 compute_function_frequency): Modified.
2105 * print-rtl.c (print_rtx): Modified.
2106 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
2107 get_exec_counts, compute_branch_probabilities, compute_checksum,
2108 branch_prob, find_spanning_tree): Modified.
2109 * recog.c (split_all_insns, peephole2_optimize): Modified.
2110 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
2111 convert_regs_1, convert_regs_2, convert_regs): Modified.
2112 * regclass.c (scan_one_insn, regclass): Modified.
2113 * regmove.c (mark_flags_life_zones, regmove_optimize,
2114 combine_stack_adjustments): Modified.
2115 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
2116 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
2117 * reorg.c (dbr_schedule): Modified.
2118 * resource.c (find_basic_block, init_resource_info): Modified.
2119 * sbitmap.c (sbitmap_intersection_of_succs,
2120 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
2121 sbitmap_union_of_preds): Modified.
2122 * sched-deps.c (init_dependency_caches): Modified.
2123 * sched-ebb.c (schedule_ebbs): Modified.
2124 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
2125 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
2126 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
2127 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
2128 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
2129 ssa_const_prop): Modified.
2130 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
2131 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
2132 * ssa.c (remove_phi_alternative, find_evaluations,
2133 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
2134 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
2135 make_regs_equivalent_over_bad_edges,
2136 make_equivalent_phi_alternatives_equival,
2137 compute_conservative_reg_partition,
2138 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
2139 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
2142 2002-05-16 Mark Mitchell <mark@codesourcery.com>
2144 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
2146 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
2148 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
2149 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
2150 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
2151 calling CONSTANT_POOL_ADDRESS_P.
2152 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
2153 to decide whether to define __arm__ or __thumb.
2154 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
2155 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
2157 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2159 * config/arc/arc.h (CPP_PREDEFINES): Remove.
2161 (TARGET_CPU_CPP_BUILTINS): New.
2163 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2165 * cpphash.h (cpp_macro): Move here, and make expansion a union.
2166 * cppmacro.c (cpp_macro): Remove.
2167 (enter_macro_context, replace_args, warn_of_redefinition,
2168 _cpp_create_definition, cpp_macro_definition): Update.
2170 2002-05-16 Jason Merrill <jason@redhat.com>
2172 * config/mips/mips.c (mips_output_external): Don't do sdata
2173 optimization for a variable with DECL_COMDAT set.
2175 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
2177 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
2178 Cleanups for accepting modifiers on pointers.
2179 Fix predicate typos.
2180 Allow long pointers as well as int pointers.
2182 2002-05-15 Richard Henderson <rth@redhat.com>
2184 * varasm.c (merge_weak): Remove special case for extern and common.
2186 2002-05-15 Matt Hiller <hiller@redhat.com>
2188 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
2190 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
2191 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
2192 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
2193 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
2194 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
2195 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
2197 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
2199 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
2201 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
2203 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
2204 ("altivec_mfvscr"): Read from VSCR.
2206 Add vscr sets for the following insns: altivec_vctuxs,
2207 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
2208 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
2209 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
2210 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
2211 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
2212 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
2213 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
2214 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
2215 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
2216 altivec_vsum2sws, altivec_vsumsws.
2218 * config/rs6000/rs6000.h: Add VSCR fixed register.
2219 (CALL_REALLY_USED_REGISTERS): Add vscr.
2220 (CALL_USED_REGISTERS): Same.
2221 (FIXED_REGISTERS): Same.
2222 (REG_ALLOC_ORDER): Same.
2223 (reg_class): Add VSCR_REGS.
2224 (REG_CLASS_NAMES): Same.
2225 (REG_CLASS_CONTENTS): Same.
2227 (REGISTER_NAMES): Add vscr.
2228 (DEBUG_REGISTER_NAMES): Same.
2229 (ADDITIONAL_REGISTER_NAMES): Same.
2230 (FIRST_PSEUDO_REGISTER): Increment.
2231 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
2233 2002-05-15 Jakub Jelinek <jakub@redhat.com>
2235 * fold-const.c (fold): Fix a typo.
2237 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
2239 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
2240 comparison against the highest or lowest integer value before
2241 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
2242 transformation and that of an unsigned comparison against 0
2245 2002-05-15 Richard Henderson <rth@redhat.com>
2247 * varasm.c (merge_weak): Error for any weakening after definition.
2248 Adjust weakening after use warning to catch more cases.
2249 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
2250 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
2252 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
2254 * invoke.texi (-malign-double): Re-add lost warning.
2256 * i386-protos.h (x86_output_mi_thunk): Declare.
2257 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
2258 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
2260 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
2261 when flag_asynchronous_unwind_tables is set.
2263 * flags.h (flag_reorder_functions): Declare.
2264 * function.c (prepare_function_start): Initialize frequnecy.
2265 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
2266 * Makefile.in (predict.o): Add dependency on target.h and params.h
2267 * defaults.h (HOT_TEXT_SECTION_NAME,
2268 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
2269 * predict.c (choose_function_section): New function.
2270 (estimate_bb_frequencies): Use it.
2271 * toplev.c (flag_reorder_functions): New global variable.
2272 (lang_independent_options): New.
2273 (parse_options_and_default_flags): Set.
2274 * varasm.c (assemble_start_function): Bypass functdion alignment
2275 for never executed functions.
2276 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
2277 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
2278 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
2281 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
2283 * predict.c: Inlude profile.h
2284 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
2285 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
2286 Use the information about maximal counter in the program.
2288 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
2290 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
2291 probably_never_executed_bb_p): New functions.
2292 * cfgcleanup.c (outgoing_edges_match): Use them.
2293 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
2294 (maybe_hot_bb_p, probably_cold_bb_p,
2295 probably_never_executed_bb_p): New functions.
2297 * function.h (function): Add new field function_frequency.
2298 * predict.c (compute_function_frequency): New function.
2299 (estimate_probability): Call it.
2301 2002-03-09 Jakub Jelinek <jakub@redhat.com>
2303 PR optimization/5172, optimization/5200
2304 * gcse.c (gcse_main): Disable store_motion.
2306 2002-05-14 Zack Weinberg <zack@codesourcery.com>
2308 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
2309 (c_common_nodes_and_builtins): Use it.
2310 (builtin_define_with_value): New function.
2311 (cb_register_builtins): Define __SIZE_TYPE__,
2312 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
2313 using builtin_define_with_value. Use consistent notation when
2314 defining __GXX_WEAK__.
2315 (WCHAR_TYPE_SIZE): Don't redefine.
2316 (combine_strings): Don't use WCHAR_TYPE_SIZE.
2318 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
2319 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
2320 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
2321 * tradcpp.c (initialize_builtins): Likewise.
2322 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
2324 * c-lex.h (builtin_define_with_value): Prototype.
2325 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
2326 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
2327 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
2329 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
2330 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
2331 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
2332 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
2333 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
2334 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
2335 config/sparc/sol2-bi.h, config/sparc/sparc.h:
2336 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
2337 to __SIZE_TYPE__ etc from all spec strings. When this makes
2338 extra specs empty, delete them.
2340 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
2342 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
2343 for PA8000 or generating dwarf2 call frame information.
2344 (output_call): Remove DO_FRAME_NOTES check from return pointer
2346 (following_call): Return 0 when scheduling for PA8000 or generating
2347 dwarf2 call frame information. Revise comment.
2349 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
2352 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
2353 and __IEEE_FP_INEXACT as appropriate.
2354 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
2355 (CPP_SPEC): Remove ieee defines.
2356 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
2358 2002-05-14 Richard Henderson <rth@redhat.com>
2360 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
2361 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
2363 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
2365 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
2367 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
2368 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
2369 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
2370 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
2371 (EXTRA_SPECS): Update.
2372 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
2373 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
2374 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
2375 define TARGET_OS_CPP_BUILTINS if necessary.
2377 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
2379 * gcc.c (cpp_options): Must pass -m* and -f* options
2380 to the front end even when only preprocessing.
2381 (cc1_options): Remove redundant -lang-c.
2382 * tradcpp.c (main): Ignore -m options.
2384 * lang-specs.h: Similarly.
2386 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
2388 * genautomata.c (transform_3): Add code for transformation
2389 `(A,B,...)+C -> A+C,B,...'.
2391 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
2393 * final.c (end_final): Do not output profile_arcs constructor, when
2394 no functions are instrumented.
2396 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
2398 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
2400 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2402 * doc/install.texi: Remove special markup originally required for
2403 HTML generation with texi2html.
2405 2002-05-14 Andreas Schwab <schwab@suse.de>
2407 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
2409 (UNIQUE_SECTION): Define to get small data correctly.
2411 * varasm.c (resolve_unique_section): Add third parameter
2412 flag_function_or_data_sections and use it instead of
2413 flag_function_sections.
2414 (assemble_start_function): Pass flag_function_sections.
2415 (asm_emit_uninitialised): Pass flag_data_sections.
2416 (assemble_variable): Likewise.
2418 2002-05-14 Richard Henderson <rth@redhat.com>
2420 * config/i386/i386.md: Use define_constants for unspec numbers.
2421 * config/i386/i386.c: Likewise.
2423 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
2425 * doc/contrib.texi: Update my entry.
2427 2002-05-13 Mark Mitchell <mark@codesourcery.com>
2429 * fixinc/inclhack.def (winidss_valist): Limit applicability.
2430 * fixinc/fixincl.x: Regenerated.
2431 * fixinc/tests/base/math.h: Update.
2432 * fixinc/tests/base/testing.h: Likewise.
2434 2002-05-13 Zack Weinberg <zack@codesourcery.com>
2436 * genattr.c (gen_attr): Don't emit a comma after the last
2439 2002-05-13 Richard Henderson <rth@redhat.com>
2441 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
2443 * recog.c (peephole2_optimize): Likewise.
2445 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
2447 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
2450 2002-05-13 Jeffrey A Law (law@redhat.com)
2452 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
2453 Update prototype and callers.
2454 (propagate_one_insn): Stack pointer adjustments kill MEMs on
2455 the mem_set_list which reference the stack pointer, as do
2456 calls to constant functions as they may clobber outgoing
2459 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
2461 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
2462 (ia32_multipass_dfa_lookahead): New function.
2464 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
2466 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
2467 (translate_options): Remove 'V'.
2468 (process_command): Similarly.
2470 * invoke.texi: Remove documentation of 'V'.
2472 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
2474 * config/s390/linux.h: Revert 2002-04-22 changes.
2476 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
2478 * config/fr30/fr30.md: Only allow splits of immediate loads
2479 if the destination is a register.
2481 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
2483 * Makefile.in (c-common.o, cppinit.o): Update.
2484 * c-common.c: Include except.h.
2485 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
2486 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
2487 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
2488 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
2489 CPP_PREDEFINES): Handle here.
2491 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
2492 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
2493 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
2494 TARGET_OS_CPP_BUILTINS.
2495 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
2496 (CPP_SPEC, EXTRA_SPECS): Update.
2497 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
2498 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
2499 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
2500 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
2501 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
2503 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
2504 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
2506 2002-05-12 Zack Weinberg <zack@codesourcery.com>
2508 * emit-rtl.c (global_rtl): Update comment.
2509 (const_double_htab, const_double_htab_hash,
2510 const_double_htab_hash, lookup_const_double): New.
2511 (const_int_htab_hash, const_int_htab_eq): Remove const
2512 qualifiers, which cause tons of warnings with RTL checking on.
2513 (gen_rtx_CONST_DOUBLE): Deleted.
2514 (const_double_from_real_value): New function - bears some
2515 resemblance to the former immed_real_const_1.
2516 (immed_double_const): Moved here from varasm.c and
2518 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
2519 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
2520 (gen_rtx): Use immed_double_const.
2521 (init_emit_once): Initialize the const_double_htab. Use
2522 REAL_VALUE_FROM_INT where possible. Can now use
2523 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
2524 * varasm.c (struct varasm_status): Remove x_const_double_chain.
2525 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
2526 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
2527 (init_varasm_status, mark_varasm_status): Don't touch
2528 x_const_double_chain.
2530 * output.h: Delete prototype for clear_const_double_mem.
2531 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
2532 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
2533 const_double_from_real_value, not immed_real_const_1, and use
2534 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
2536 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
2537 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
2538 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
2539 (gen_rtx_REG): Second arg is unsigned.
2541 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
2542 (excluded_rtx): New, return true for CONST_DOUBLE.
2543 (genmacro): Write nothing for excluded codes.
2544 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
2545 * expr.c (expand_expr): Likewise.
2546 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
2548 * toplev.c (rest_of_compilation): Don't call
2549 clear_const_double_mem.
2551 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
2552 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
2553 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
2554 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
2555 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
2556 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
2557 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
2558 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
2560 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2562 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
2564 2002-05-12 Tom Tromey <tromey@redhat.com>
2566 * tree.h (copy_node): Don't mention TREE_PERMANENT.
2568 2002-05-12 Zack Weinberg <zack@codesourcery.com>
2570 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
2571 (scan_comma_elt): New function. Accepts whitespace in comma lists.
2572 * gensupport.h: Prototype new routines.
2573 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
2575 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
2576 (next_comma_elt): Use scan_comma_elt.
2578 * config/i386/i386.md: Use new attribute notation to break up
2579 long lines in define_attr forms.
2581 2002-05-12 Richard Henderson <rth@redhat.com>
2583 * expr.c (compress_float_constant): New.
2584 (emit_move_insn): Use it.
2585 (float_extend_from_mem): New.
2586 (init_expr_once): Initialize it.
2587 * real.c (exact_real_truncate): New.
2589 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
2590 dropped into memory; penalize for size.
2591 (RTX_COSTS): FLOAT_EXTEND is free.
2592 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
2593 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
2595 2002-05-12 Richard Henderson <rth@redhat.com>
2597 * profile.h (profile_info): Add missing extern to declaration.
2598 * profile.c (profile_info): Define it.
2600 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2602 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
2603 used for DImode and TImode.
2605 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
2607 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
2610 2002-05-11 Zack Weinberg <zack@codesourcery.com>
2612 * config/rs6000/rs6000.c (rs6000_default_long_calls,
2613 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
2614 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
2615 (rs6000_override_options): Handle -m(no-)longcall.
2616 (init_cumulative_args, output_mi_thunk): Check for both
2617 longcall and shortcall attributes on the function.
2618 (rs6000_attribute_table): Add "shortcall".
2619 (rs6000_handle_longcall_attribute): Update comment.
2620 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
2621 altivec_expand_ternop_builtin): Add default clauses to switches
2622 to silence warnings.
2624 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
2625 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
2626 (TARGET_OPTIONS): Add longcall and no-longcall.
2628 * config/rs6000/rs6000.md (call_nonlocal_sysv,
2629 call_value_nonlocal_sysv): Split by alternatives. One pair
2630 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
2631 the call cookie. The other pair accepts only LR/CTR and has
2634 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
2635 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
2637 * config/rs6000/rs6000-c.c: New file.
2638 * config/rs6000/t-rs6000-c-rule: New file.
2639 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
2640 Prototype rs6000_pragma_longcall.
2642 * doc/extend.texi: Document shortcall attribute.
2643 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
2645 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2647 * reorg.c (dbr_schedule): Remove unnecessary test.
2649 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
2651 * i386.md (testsi to testqi spliters): New.
2653 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
2655 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
2657 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
2659 * basic-block.h: New flag EDGE_CAN_FALLTHRU
2660 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
2661 that can be made fallthru.
2663 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
2665 * cfglayout.c (cleanup_unconditional_jumps): New static function.
2666 (cfg_layout_initialize): Use it.
2668 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
2670 * config/avr/avr.c (avr_mcu_types): Update supported devices.
2671 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2672 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2674 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
2676 * dbxout.c: Fix formatting.
2677 * dependence.c: Likewise.
2679 * diagnostic.c: Likewise.
2680 * doloop.c: Likewise.
2681 * dominance.c: Likewise.
2682 * doschk.c: Likewise.
2683 * dwarf2asm.c: Likewise.
2684 * dwarf2out.c: Likewise.
2685 * dwarfout.c: Likewise.
2687 2002-05-10 Richard Henderson <rth@redhat.com>
2689 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
2690 Convert integers constants as needed. Replace "nwords" field with
2692 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
2693 * function.h: Fix typo in comment.
2694 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
2696 2002-05-10 Roger Sayle <roger@eyesopen.com>
2698 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
2699 into the equivalent (signed char)c > 0.
2701 2002-05-10 Janis Johnson <janis187@us.ibm.com>
2703 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
2704 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
2705 (struct prefetch_info): Fix spelling of member bytes_accessed.
2706 (emit_prefetch_instructions): Make dump messages more regular;
2707 restructure code to add more dump messages; use new macros for
2708 heuristics. (There are no code generation changes in any of this).
2710 2002-05-10 David S. Miller <davem@redhat.com>
2712 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
2713 (struct rtx_def): Update unchanging flag comment.
2714 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
2715 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
2716 to be handled to INSN too.
2717 (dbr_schedule): Likewise.
2718 * resource.c (next_insn_no_annul): Likewise.
2720 * cse.c (rtx_cost): Remove multiplication by power of 2 special
2723 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2725 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
2726 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
2727 (possibly) work around broken /bin/sh.
2729 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2731 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
2732 . as N64/N32 libgcc_s.so subdirs.
2734 2002-05-10 David S. Miller <davem@redhat.com>
2736 * config/sparc/sparc.md: Use define_constants for unspec numbers.
2738 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
2740 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
2742 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
2743 * doc/rtl.texi: Document these macros more accurately.
2744 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
2745 JUMP_INSNs and CALL_INSNs.
2746 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
2747 or INSN_FROM_TARGET_P if the code is appropriate.
2749 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
2751 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
2752 before using SYMBOL_REF_FLAG (addr).
2754 * config/avr/avr-protos.h (avr_io_address_p): Declare.
2755 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
2756 Make non-static. Update all callers.
2757 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
2758 New insns to clear/set/test a single bit in I/O address space.
2760 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2762 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
2764 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
2766 * Makefile.in: Update.
2767 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
2768 builtin_define_std): New.
2769 (c_common_init): Register CPP builtins callback.
2770 * c-common.h (flag_iso, flag_undef): New.
2771 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
2772 * c-lex.c: Don't include target.h.
2773 (cb_register_builtins): Move to c-common.c.
2774 (init_c_lex): Don't register hook here.
2775 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
2776 (cpp_define, cpp_assert): Remove.
2777 * gcc.c (cc1_options): Pass -undef to front end.
2778 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
2779 (TARGET_INITIALIZER): Update.
2780 * target.h (struct cpp_reader): Don't predeclare.
2781 (struct gcc_target): Remove cpp builtin hook.
2782 * tree.c (default_register_cpp_builtins): Remove.
2786 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
2788 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
2790 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2792 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
2793 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
2795 2002-05-09 Jakub Jelinek <jakub@redhat.com>
2797 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
2798 * config/sparc/libgcc-sparc-glibc.ver: New file.
2799 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
2800 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
2802 2002-05-09 Jakub Jelinek <jakub@redhat.com>
2805 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
2806 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
2807 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
2809 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
2810 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
2811 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
2812 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
2814 2002-05-09 Richard Henderson <rth@redhat.com>
2816 * config/ia64/ia64.md: Use define_constants for unspec numbers.
2817 * config/ia64/ia64.c: Likewise.
2819 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
2821 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
2822 (save_restore_insns): Likewise.
2823 (mips_expand_prologue, mips_expand_epilogue): Update callers.
2824 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
2826 Thu May 9 11:50:09 2002 Jeffrey A Law (law@cygnus.com)
2828 * athlon.md, k6.md, pentium.md, ppro.md): New files.
2829 * i386.md: Move scheduling information into new files.
2831 * i386.md (type attribute): Add "rotate" for rotate insns.
2832 (rotate insns): Set type to "rotate".
2833 (various attributes and function units): Treat rotate like shift.
2834 (pent_pair attribute): Only rotates by one bit position are
2836 (sbb insns): Explicitly set pent_pair attribute on a couple
2837 that were missing it.
2839 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
2841 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
2842 make sure that buffer starts on odd word address.
2843 (sh_va_arg): Skip odd fp registers when reading a double precision
2846 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
2848 * tree.h (preserve_data, object_permanent_p, type_precision):
2851 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
2853 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
2854 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
2856 * cpp.texi: Update for removal of obsolete features.
2858 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
2859 Jeffrey A Law (law@redhat.com)
2861 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
2862 the DFA interface for Pentium processors.
2863 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
2864 (attr_pent_pair, ix86_pent_find_pair): Remove.
2865 (ix86_sched_reorder_pentium): Remove.
2866 (ix86_sched_reorder): Remove reordering for Pentium.
2867 * i386.md (Pentium scheduling): Rewrite using DFA description.
2869 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
2871 * cfganal.c (can_fallthru): Fix fast path.
2872 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
2873 with edges to the next block.
2875 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
2876 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
2878 * final.c (end_final): Use C trees to output data structures for profiling.
2880 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
2881 (profile.o): New dependency profile.h
2882 (final.o): New dependency profile.h
2883 * profile.h: New file. New global structure profile_info.
2884 * final.h (count_edges_instrumented_now): Declare.
2885 (current_function_cfg_checksum): Declare.
2886 (function_list): New structure.
2887 (functions_head, functions_tail): New static variables.
2888 (end_final): Emits more data, removed some -ax stuff.
2889 (final): Stores function names and chcksums.
2890 * gcov-io.h (__write_gcov_string): New function.
2891 (__read_gcov_string): New function.
2892 * gcov.c (read_profile): New function.
2893 (create_program_flow_graph): Uses read_profile instead of reading
2895 (read_files): Removed da_file checking, it's done by read_profile now.
2896 * libgcc2.c (bb_function_info): New structure.
2897 (bb): New field in structure, removed some -ax stuff.
2898 (__bb_exit_func): Changed structure of da_file.
2899 * profile.c (count_edges_instrumented_now): New global variable.
2900 (current_function_cfg_checksum): New global variable.
2901 (max_counter_in_program): New global variable.
2902 (get_exec_counts): New function.
2903 (compute_checksum): New function.
2904 (instrument_edges): Sets count_edges_instrumented_now.
2905 (compute_branch_probabilities): Uses get_exec_counts instead of
2907 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
2908 (init_branch_prob): Removed da_file checking, done in get_exec_counts
2910 (end_branch_prob): Removed da_file checking, done in get_exec_counts
2912 * gcov.texi: Updated information about gcov file format.
2914 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
2916 * sbitmap.c: Fix formatting.
2918 * scan-decls.c: Likewise.
2919 * sched-deps.c: Likewise.
2920 * sched-ebb.c: Likewise.
2921 * sched-rgn.c: Likewise.
2922 * sched-vis.c: Likewise.
2923 * sdbout.c: Likewise.
2924 * sibcall.c: Likewise.
2925 * simplify-rtx.c: Likewise.
2927 * ssa-ccp.c: Likewise.
2928 * ssa-dce.c: Likewise.
2930 * stor-layout.c: Likewise.
2931 * stringpool.c: Likewise.
2933 2002-05-09 David S. Miller <davem@redhat.com>
2935 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
2937 2002-05-07 David S. Miller <davem@redhat.com>
2939 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
2940 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
2941 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
2942 library implementation clobbers the output before the inputs
2943 are fully consumed, use stack temporary for the output.
2945 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
2947 * config/netbsd.h (CPP_SPEC): Remove.
2948 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
2949 * config/i386/netbsd.h (CPP_SPEC): Define.
2950 * config/ns32k/netbsd.h (CPP_SPEC): Define.
2951 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
2952 * config/sparc/netbsd.h (CPP_SPEC): Define.
2953 * config/vax/netbsd.h (CPP_SPEC): Define.
2955 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
2957 * read-rtl.c: Fix formatting.
2959 * recog.c: Likewise.
2960 * regclass.c: Likewise.
2961 * regmove.c: Likewise.
2962 * reg-stack.c: Likewise.
2963 * reload1.c: Likewise.
2964 * reload.c: Likewise.
2965 * resource.c: Likewise.
2966 * rtlanal.c: Likewise.
2968 * rtl-error.c: Likewise.
2970 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
2972 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
2973 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
2975 2002-05-08 Bernd Schmidt <bernds@redhat.com>
2977 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
2978 use __SSE2__ macro instead.
2979 * config/i386/xmmintrin.h: Likewise.
2981 2002-05-08 Janis Johnson <janis187@us.ibm.com>
2983 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
2984 and use it in all invocations of these macros. Clean up comments.
2985 * rtl.c (rtl_check_failed_flag): Add an argument for the name
2986 of the flag access macro whose check failed.
2987 * doc/rtl.texi (Flags): Document additional flag uses.
2989 2002-05-08 Robert Spier <rspier@pobox.com>
2990 Neil Booth <neil@daikokuya.demon.co.uk>
2992 PR preprocessor/6521
2993 * cppfiles.c (handle_missing_header): Don't do anything
2994 different for <> includes.
2996 * cppopts.texi: Update documentation for -MG.
2998 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
3000 * cpplex.c (cpp_interpret_charconst): Truncate as well as
3003 * cpp.texi: Clarify multichar charconst valuation.
3005 2002-05-08 Mark Mitchell <mark@codesourcery.com>
3007 * doc/invoke.texi: Document -mwindiss option.
3009 2002-05-08 Jason Merrill <jason@redhat.com>
3011 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
3013 * dwarf2out.c (gen_type_die): Abort on broken recursion.
3016 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
3019 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
3021 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
3022 little-endian multilibs to override arm/thumb multilibs.
3023 Do not build hardware floating point multilibs, nor apcs-26
3024 multilibs for the Thumb.
3026 2002-05-08 Mark Mitchell <mark@codesourcery.com>
3029 * varasm.c (mark_weak): New function.
3030 (merge_weak): Use it. Do not call declare_weak.
3031 (declare_weak): Use merge_weak.
3033 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
3035 * cse.c (dead_libcall_p): Update counts.
3036 (delete_trivially_dead_insns): Update call of dead_libcall_p.
3038 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
3040 * cfglayout.c (function_tail_eff_head): Rename to ...
3041 (function_footer): ... this one.
3042 (unlink_insn_chain): New functions.
3043 (label_for_bb): Only call block_label and emit debug message.
3044 (record_effective_endpoints): Actually unlink the headers and footers.
3045 (fixup_reorder_cahin): Re-insert the unlinked sequences.
3046 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
3047 * cfglayout.h (struct reorder_block_def): New fields footer/header;
3048 remove eff_head/eff_end.
3049 * rtl.h (set_first_insn): Declare.
3050 * emit-rtl.c (set_first_insn): New function.
3052 * cfglayout.c (fixup_reorder_chain): Dump duplicated
3053 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
3054 cfg_layout_duplicate_bb): New global function.
3055 (duplicate_insn_chain): New static function.
3056 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
3057 cfg_layout_duplicate_bb): Declare.
3058 (struct reorder_block_def): Add "original" field.
3059 * emit-rtl.c (emit_copy_of_insn_after): New function.
3060 * rtl.h (emit_copy_of_insn_after): Declare.
3062 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
3063 (fixup_reorder_chain): properly handle edges to exit block.
3065 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3066 Jan Hubicka <jh@suse.cz>
3068 * basic-block.h (note_prediction_to_br_prob): declare.
3069 * c-semantics.c: Inlucde predit.h
3070 (expand_stmt): predict GOTO_STMT as not taken.
3071 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
3072 (cleanup_cfg): Do not free tail_recursion_list.
3073 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
3074 (flow_delete_block): Kill predictions past end of basic block.
3075 * output.h (delete_unreachable_blocks): Declare.
3076 * predict.c (predicted_by_p, process_note_predictions,
3077 process_note_prediction, last_block_p): New function.
3078 (estimate_probability): Bypass loop on PRED_CONTINUE;
3079 do not handle noreturn heuristics; kill PRED_RETURN; add
3081 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
3082 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
3083 * predict.h (IS_TAKEN): New constant.
3084 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
3085 * rtl.c (NOTE_INSN_PREDICTION): New.
3086 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
3088 (insn_note): add NOTE_INSN_PREDICTION.
3089 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
3090 CFG; free tail_recursion_label_list.
3091 * stmt.c: Include predict.h;
3092 (return_prediction): New.
3093 (expand_value_return): Use it.
3094 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
3096 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
3098 * config/mips/mips.md: Name the unspecs with define_constant.
3099 (*HILO_delay): Rename to 'hilo_delay' (no star).
3100 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
3101 (reload_outdi, reload_outsi): Likewise.
3103 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
3105 * toplev.c: Fix formatting.
3107 2002-05-07 Janis Johnson <janis187@us.ibm.com>
3109 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
3110 * configure.in (ac_rtlflag_checking): New.
3111 * doc/install.texi (--enable-checking): Document RTL flag checking.
3113 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
3115 * c-common.c (c_common_init): Set options->unsigned_wchar.
3116 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
3117 group target dependencies.
3118 (init_builtins, cpp_handle_option): Update.
3119 * cpplex.c (cpp_interpret_charconst): Update.
3120 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
3121 signed_char to unsigned_char, group target dependencies.
3122 * defaults.h (WCHAR_UNSIGNED): Remove.
3123 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
3125 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
3126 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
3127 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
3128 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
3129 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
3131 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
3133 2002-05-07 Mark Mitchell <mark@codesourcery.com>
3135 * fixinc/inclhack.def (windiss_math1): New fix.
3136 (windiss_math2): Likewise.
3137 (windiss_valist): Likewise.
3138 * fixinc/fixincl.x: Regenerated.
3140 2002-05-07 Andreas Jaeger <aj@suse.de>
3142 * genautomata.c (output_internal_min_issue_delay_func): Add
3143 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
3144 (output_internal_trans_func): Likewise.
3146 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
3148 * pa.c (hppa_profile_hook): Use force_reg to get the address
3149 of the profile hook into an appropriate pseudo register.
3151 2002-05-07 Mark Mitchell <mark@codesourcery.com>
3153 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
3154 (LINK_START_SPEC): Handle it.
3155 (LINK_OS_SPEC): Likewise.
3156 (CPP_SPEC): Likewise.
3157 (STARTFILE_SPEC): Likewise.
3158 (LIB_SPEC): Likewise.
3159 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
3161 (CRTSAVRES_DEFAULT_SPEC): New macro.
3162 (LIB_WINDISS_SPEC): New macro.
3163 (CPP_OS_WINDISS_SPEC): Likewise.
3164 (STARTFILE_WINDISS_SPEC): Likewise.
3165 (ENDFILE_WINDISS_SPEC): Likewise.
3166 (LINK_START_WINDISS_SPEC): Likewise.
3167 (LINK_OS_WINDISS_SPEC): Likewise.
3168 * config/rs6000/windiss.h: New file.
3170 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
3172 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
3174 2002-05-06 David S. Miller <davem@redhat.com>
3176 * config/sparc/sparc.md (shift insns): Do not mask off
3177 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
3180 2002-05-06 Richard Henderson <rth@redhat.com>
3183 * expr.c (highest_pow2_factor_for_type): New.
3184 (expand_assignment): Use it.
3186 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
3188 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
3190 ("altivec_mfvscr"): Same.
3192 2002-05-06 Janis Johnson <janis187@us.ibm.com>
3194 * rtl.h (struct rtx_def): Update comments.
3195 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
3196 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
3197 RTL_FLAG_CHECK macros with list of expected RTL codes.
3198 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
3199 (rtl_check_failed_flag): New.
3200 * reload1.c (reload): Use REG macro before changing rtx to MEM.
3201 (reload_cse_noop_set_p): Check rtx code before using access macro.
3202 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
3203 before using access macro.
3205 2002-05-06 Janis Johnson <janis187@us.ibm.com>
3207 * doc/rtl.texi (Flags): Update to reflect current usage.
3209 2002-05-06 Roger Sayle <roger@eyesopen.com>
3212 * fold-const.c (sign_bit_p): New function.
3213 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
3214 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
3215 Reapply fold when converting (A & C) == C into (A & C) != 0.
3216 (fold_binary_op_with_conditional_arg): Fix typo in comment.
3218 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
3220 * c-common.c (warn_multichar): New.
3221 (c_common_init): Set CPP's warn_multichar.
3222 * c-common.h (warn_multichar): New.
3223 * c-decl.c (warn_multichar): Remove.
3224 * c-lex.c (lex_charconst): Update.
3225 * c-tree.h (warn_multichar): Remove.
3226 * cppexp.c (eval_token): Sign-extend charconst value.
3227 * cppinit.c (cpp_create_reader): Set warn_multichar.
3228 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
3229 each character. Update prototype. Sign-extend the result.
3230 * cpplib.h: Fix conditions.
3231 (struct cpp_options): Add new warning flag.
3232 (cpp_interpret_charconst): Update prototype.
3234 * cpp.texi: Update documentation.
3236 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
3238 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
3239 Fix typo in usage of allof instead of unit.
3241 2002-05-06 Richard Henderson <rth@redhat.com>
3243 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
3244 and any jump or call for IN.
3246 2002-05-06 Bernd Schmidt <bernds@redhat.com>
3248 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
3250 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
3252 2002-05-06 Roger Sayle <roger@eyesopen.com>
3254 * fold-const.c (lshift-double): Cast the high word to an unsigned
3255 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
3256 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
3257 avoid compiler warning. (fold): Remove redundant code from
3258 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
3260 2002-05-06 Jeff Law <law@redhat.com>
3262 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
3263 * pa.c (pa_adjust_cost): Remove all true dependency cost
3264 adjustments. Also remove support for non-DFA scheduling.
3265 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
3266 to adjust true dependency costs. Update various comments.
3267 (7100lc, 7200, 7300 scheduling): Simplify by combining the
3268 FP ALU & MPY units into a single unit.
3270 2002-05-06 Catherine Moore <clm@redhat.com>
3272 * config/v850/v850.c (compute_register_save_size): Make sure
3273 to count all of the registers that will be saved.
3275 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
3277 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
3279 2002-05-06 David S. Miller <davem@redhat.com>
3281 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
3282 allow result to overlap input operands in memory.
3284 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3287 * cpp.texi: Update multichar charconst docs.
3289 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3291 * cpplex.c (cpp_interpret_charconst): Sign-extend each
3292 character. Don't ignore excess characters. Treat
3293 multicharacter character constants as signed.
3294 (cpp_parse_escape): Clarify diagnostic.
3296 2002-05-05 Jakub Jelinek <jakub@redhat.com>
3298 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
3299 use add instead of shift.
3300 (ashldi3_sp64): Likewise.
3301 (ashlsi3_const1, ashldi3_const1): Remove.
3302 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
3303 * config/sparc/sparc.c (const1_operand): New.
3305 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
3307 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
3309 2002-05-05 Jakub Jelinek <jakub@redhat.com>
3312 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
3314 2002-05-05 Richard Henderson <rth@redhat.com>
3316 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
3317 memory latency adjustments.
3318 (alpha_variable_issue): Remove.
3319 (alpha_use_dfa_pipeline_interface): New.
3320 (alpha_multipass_dfa_lookahead): New.
3321 * config/alpha/alpha.md: Remove define_function_unit scheduling;
3322 include new dfa scheduling.
3323 (attr type): Add none.
3325 * config/alpha/ev4.md: New.
3326 * config/alpha/ev5.md: New.
3327 * config/alpha/ev6.md: New.
3329 2002-05-05 David S. Miller <davem@redhat.com>
3331 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
3333 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
3335 * cse.c: Fix formatting.
3336 * emit-rtl.c: Likewise.
3338 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
3340 * genautomata.c (initiate_states): Add additional guard to
3341 initialize `units_array'.
3343 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
3345 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
3346 process_unit_to_form_the_same_automaton_unit_lists,
3347 form_the_same_automaton_unit_lists
3348 check_unit_distributions_to_automata): New prototypes and
3350 (check_automata): Rename it into `check_automata_insn_issues'.
3351 (unit_decl): New fields `the_same_automaton_unit' and
3352 `the_same_automaton_message_reported_p'.
3353 (unit_decl_t): New typedef.
3354 (the_same_automaton_lists): New gloval variable.
3355 (unit_regexp, unit_set_el, units_array, units_cmp,
3356 output_get_cpu_unit_code_func): Use the typedef.
3357 (evaluate_max_reserv_cycles): Increment
3358 `description->max_insn_reserv_cycles'.
3359 (initiate_states): Don't increment `max_cycles_num'.
3360 (transform_insn_regexps): Move code around transformation of
3361 regexps from `generate'.
3362 (generate): Remove call of `transform_insn_regexps'.
3363 (expand_automata): Call `transform_insn_regexps' and
3364 `check_unit_distributions_to_automata'. Check errors before
3367 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
3368 automaton `ultrasparc3_1'.
3370 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
3372 * c-common.c (c_common_init): Set up CPP arithmetic.
3373 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
3374 something reasonable for the host.
3375 (sanity_checks): Add checks.
3376 (cpp_read_main_file): Call sanity_checks() from here...
3377 (cpp_post_options): ... not here.
3378 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
3379 * cpplib.h (struct cpp_options): New member int_precision.
3381 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3383 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
3385 2002-05-04 David S. Miller <davem@redhat.com>
3387 * config/sparc/linux.h, config/sparc/linux64.h
3388 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
3390 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
3392 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
3394 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
3397 2002-05-05 Tim Josling <tej@melbpc.org.au>
3399 * treelang; New directory for new sample language treelang.
3401 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
3403 * Makefile.in (c-lex.o): Update.
3404 * c-lex.c: Include target.h.
3405 (cb_register_builtins): New.
3406 (init_c_lex): Set builtins callback.
3407 * c-lex.h (cpp_define, cpp_assert): New prototypes.
3408 * cppinit.c (init_builtins): Use callback, including for
3410 * cpplib.h (struct cpp_callbacks): New member.
3411 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
3412 (TARGET_INITIALIZER): Update.
3413 * target.h (struct gcc_target): New hook.
3414 * tree.c (default_register_cpp_builtins): New.
3415 * tree.h (default_register_cpp_builtins): New.
3417 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
3419 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
3421 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
3422 (cpp_post_options): Move sanity checks to...
3423 (sanity_checks): New.
3424 * cpplex.c (maybe_read_ucs): Fix prototype.
3425 (parse_string, cpp_parse_escape): Cast for %c format specifier.
3426 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
3429 2002-05-04 Bernd Schmidt <bernds@redhat.com>
3431 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
3432 builtins. Use V2DI patterns instead of TI for logical operations.
3433 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
3434 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
3435 (ix86_expand_builtins): Change the pattern used for movntdq.
3436 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
3437 sse2_nandv2di3): New patterns.
3438 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
3440 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
3441 (cvtdq2pd): Correct mode on operand 1.
3442 (sse2_umulsidi3): Describe without unspec.
3443 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
3445 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
3446 (ashlv2di3): Likewise, from sse2_ashlv2di3.
3447 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
3448 ashlv4si3, ashlv2di3): Use SImode for shift count.
3449 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
3450 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
3452 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
3454 (__m128i, __m128d): New macros.
3455 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
3456 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
3457 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
3458 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
3459 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
3460 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
3461 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
3462 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
3463 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
3464 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
3465 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
3466 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
3467 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
3468 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
3469 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
3470 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
3471 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
3472 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
3473 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
3474 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
3475 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
3476 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
3477 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
3478 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
3479 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
3480 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
3481 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
3482 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
3483 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
3484 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3485 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
3486 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
3487 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
3488 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
3489 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
3490 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
3491 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
3493 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
3494 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
3496 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
3498 * dwarf2out.c: Fix formatting.
3499 * varasm.c: Likewise.
3501 2002-05-04 David Edelsohn <edelsohn@gnu.org>
3504 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
3505 clobber and use result as temporary value.
3507 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
3509 * expr.c (force_operand): Use expand_simple_* to handle more
3512 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
3514 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
3516 (lex_charconst): Update for change in prototype of
3517 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
3519 * cpphash.h (BITS_PER_CPPCHAR_T): New.
3520 * cppinit.c (cpp_create_reader): Initialize them for no
3521 change in semantics.
3522 (cpp_post_options): Add sanity checks.
3523 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
3524 and truncation issues. Calculate in type cppchar_t.
3525 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
3526 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
3527 run-time dependent precision correctly. Return whether the
3528 result is signed or not.
3529 * cpplib.c (dequote_string): Use cppchar_t; update.
3530 * cpplib.h (cppchar_signed_t): New.
3531 struct cpp_options): New precision members.
3532 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
3533 * cppexp.c (eval_token): Update.
3535 2002-05-03 David S. Miller <davem@redhat.com>
3537 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
3538 * config/sparc/sparc.c (sparc_rtx_costs): New function
3539 implementing RTX_COSTS and CONST_COSTS.
3540 * config/sparc/sparc.h (CONST_COSTS): Delete.
3541 (RTX_COSTS_CASES): Define.
3542 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
3545 * config/sparc/sparc.md (DFA schedulers): Split out...
3546 * config/sparc/cypress.md, config/sparc/hypersparc.md,
3547 config/sparc/sparclet.md, config/sparc/supersparc.md,
3548 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
3550 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
3551 checks on it, always defined for Sparc.
3553 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
3554 Tweak, and add more detailed comments.
3556 2002-05-03 Zack Weinberg <zack@codesourcery.com>
3558 * Re-apply patch accidentally reverted with
3559 DFA scheduler merge: remove all rules and variables to slurp
3560 source files out of libiberty and rebuild them with HOST_CC.
3561 ($(HOST_PREFIX_1)varray.o): New rule.
3562 (genattrtab rule): Word wrap.
3564 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
3566 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
3567 (CPP_SUBTARGET_SPEC): Define.
3568 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
3569 cpp_subtarget specs.
3570 (CPP_SPEC): Redefine to include %(cpp_subtarget).
3572 2002-05-03 David S. Miller <davem@redhat.com>
3574 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
3575 * target.h (struct gcc_target): Delete cycle_display member.
3577 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
3578 (rtx_needs_barrier): Delete reference to cycle_display unspec.
3579 (ia64_sched_reorder2): Mention need for cycle display handling
3580 once such notes exist.
3582 2002-05-03 Richard Henderson <rth@redhat.com>
3584 * real.c (etoasc): Strip most trailing zeros for clarity.
3585 * sched-vis.c: Include real.h.
3586 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
3587 * Makefile.in (sched-vis.o): Add real.h.
3589 2002-05-03 David S. Miller <davem@redhat.com>
3591 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
3594 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
3596 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
3597 when we get an out of range literal.
3598 (altivec_expand_ternop_builtin): Same.
3599 (altivec_expand_unop_builtin): Same.
3600 (altivec_expand_builtin): Same, for dss.
3601 (altivec_expand_builtin): Use trees instead of rtl when
3602 determining literal argument validity.
3604 2002-05-03 David S. Miller <davem@redhat.com>
3606 Delete cycle display scheduling hook.
3607 * config/ia64/ia64.c (ia64_cycle_display,
3608 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
3609 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
3610 and use emit_insn_before instead of ia64_emit_insn_before.
3611 * config/ia64/ia64.md (unspec usage): Delete cycle display.
3612 (cycle_display): Delete insn pattern.
3613 * config/sparc/sparc.md (unspec usage): Delete cycle display.
3614 (cycle_display): Delete insn pattern.
3615 * config/sparc/sparc.c (sparc_cycle_display,
3616 TARGET_SCHED_CYCLE_DISPLAY): Delete.
3617 * doc/md.texi (cycle_display): Don't mention.
3618 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
3620 2002-05-03 Richard Henderson <rth@redhat.com>
3622 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
3623 * recog.h: Declare them.
3625 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
3626 * config/sparc/sparc.md: Use store_data_bypass_p instead.
3627 * config/sparc/sparc-protos.h: Update.
3629 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
3631 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
3632 -D__arch64__. Add -D_LP64.
3633 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
3635 (CPP_ARCH64_SPEC): Likewise.
3636 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
3637 (NO_BUILTIN_SIZE_TYPE): Undef.
3639 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
3641 * genautomata.c (min_issue_delay_pass_states): Change return type
3643 (min_issue_delay_pass_states): Change the algorithm.
3644 (min_issue_delay): Set up min_insn_issue_delay for the state.
3645 (output_min_issue_delay_table): Interchange the nested loops and
3646 and initiate min_insn_issue_delay for states.
3648 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
3650 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
3653 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
3655 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
3658 2002-05-03 Richard Henderson <rth@redhat.com>
3661 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
3662 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
3663 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
3664 code before JUMP, not EARLIEST.
3666 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
3668 * c-format.c (check_format_info_main): Don't check for presence of
3669 parameter for * width until after operand number has been read,
3670 and only check for it if format parameters are available.
3673 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
3675 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
3676 (LINK_SPEC): Undef before defining.
3678 2002-05-03 Jakub Jelinek <jakub@redhat.com>
3680 PR preprocessor/6489
3681 * tradcpp.c (fixup_newlines): New.
3682 (main, finclude): Use it.
3684 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
3686 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
3687 * config/mips/mips.c (mips_unique_section): Strip encoding from
3690 2002-05-03 Jakub Jelinek <jakub@redhat.com>
3692 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
3695 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3697 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
3698 (Specific): Removed buildstats references.
3699 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
3700 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
3701 Accomodate Solaris versions beyond 8.
3702 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
3703 (Specific, *-*-solaris2.8): Removed, obsolete.
3705 2002-05-03 Jakub Jelinek <jakub@redhat.com>
3708 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
3709 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
3710 fill leaf_reg_remap with identity.
3711 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
3713 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
3715 * config/h8300/crti.asm: Remove trailing spaces.
3716 * config/h8300/h8300.c: Likewise.
3717 * config/h8300/lib1funcs.asm: Likewise.
3719 2002-05-02 Jason Merrill <jason@redhat.com>
3721 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
3722 * c-decl.c (c_init_decl_processing): Use it.
3723 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
3724 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
3725 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
3727 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
3729 * regrename.c: Fix formatting.
3732 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
3734 * i386.md (attribute memory): Handle compares properly.
3736 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
3738 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
3741 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
3743 * function.c: Fix formatting.
3745 2002-05-02 Jan Hubicka <jh@suse.cz>
3747 * haifa-sched.c (schedule_insn): Print table of instructions and
3749 (sched_block): Do not print ready list at verbosity level 1.
3750 * sched-vis.c (print_insn): Make global.
3751 * sched-ebb.c (ebb_print_insn): Rename from...
3752 (print_insn): ... this one.
3753 * sched-int.h (print_insn): Declare
3755 2002-05-02 Richard Henderson <rth@redhat.com>
3757 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
3758 emitted by cycle_display.
3760 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
3762 * doc/install.texi (*-*-freebsd*): Update to latest status.
3764 2002-05-02 Jakub Jelinek <jakub@redhat.com>
3767 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
3768 * config/float-sparc.h: Assume 128-bit long double if
3769 __LONG_DOUBLE_128__ is defined.
3771 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
3773 * genattrtab.c (write_function_unit_info): Add a dummy element
3774 when num_units == 0.
3776 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3778 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
3779 TYPE_MODE (double_type_node) instead of DFmode.
3781 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
3783 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
3785 * toplev.c (rest_of_compilation): Revert Richard's patch.
3787 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
3789 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
3791 2002-05-02 Catherine Moore <clm@redhat.com>
3793 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
3795 2002-05-02 Kazu Hirata <kazu@hxi.com>
3797 * combine.c: Fix comment typos.
3799 * genautomata.c: Likewise.
3803 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
3805 * doc/install.texi: State GNAT version requirements.
3807 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
3809 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
3810 of the frame pointer or arg pointer register which strict register
3811 checking is not enabled.
3813 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
3815 * gcc.dg/altivec-8.c: New.
3817 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
3818 PRE_INC and PRE_DEC for altivec modes.
3820 2002-05-01 Bruce Korb <bkorb@gnu.org>
3822 * fixinc/check.tpl(set-writable): make sure the function exists first
3823 * fixinc/inclhack.def(alpha_assert): fix test_text
3824 * fixinc/tests/base/assert.h: add in missing result
3826 2002-05-01 Jeff Law <law@redhat.com>
3828 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
3831 2002-05-01 Joel Brobecker <brobecker@gnat.com>
3833 * dbxout.c (dbxout_type): Emit size information for range types,
3834 as well, but only when using GDB extensions.
3836 2002-05-01 Richard Henderson <rth@redhat.com>
3838 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
3839 target-independent gnu binutils date test.
3841 2002-05-01 Richard Henderson <rth@redhat.com>
3843 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
3844 info before expunging the block.
3846 2002-05-01 Jakub Jelinek <jakub@redhat.com>
3848 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
3849 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
3850 -M -or -MM is in effect.
3852 2002-05-01 Zack Weinberg <zack@codesourcery.com>
3854 * config.gcc: Correct test of --enable-obsolete. Obsolete all
3855 A29k configurations.
3856 * doc/install.texi: Update to match.
3858 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3861 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
3862 for duplicates. Always loop over whole list.
3864 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3866 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
3868 2002-05-01 Joel Sherrill <joel@OARcorp.com>
3870 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
3873 2002-05-01 Joel Sherrill <joel@OARcorp.com>
3875 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
3877 2002-05-01 David Edelsohn <edelsohn@gnu.org>
3879 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
3880 (nabs_nopower): Same.
3881 (floatdisf2): New pattern.
3882 (absdi2): Convert to define_insn_and_split.
3887 (fix_trunctfdi2): Same.
3888 (fix_trunctfsi2): Same.
3890 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
3892 * doc/install.texi: Update Texinfo version requirement
3895 2002-05-01 Jakub Jelinek <jakub@redhat.com>
3897 PR target/6512, PR target/5628
3898 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
3899 when memory is not aligned.
3900 (movdf_insn_v9only_vis): Likewise.
3901 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
3902 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
3903 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
3905 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
3907 * gcc.dg/altivec-7.c: New.
3909 * config/rs6000/altivec.h: Cleanup.
3911 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
3913 * doc/invoke.texi (Option Summary): Add -mvrsave=.
3914 (RS/6000 and PowerPC Options): Document -mvrsave=.
3916 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
3917 (rs6000_altivec_vrsave_string): Same.
3918 (rs6000_override_options): Call rs6000_parse_vrsave_option.
3919 (rs6000_parse_vrsave_option): New.
3920 (rs6000_stack_info): Only generate vrsave instructions when
3921 TARGET_ALTIVEC_VRSAVE.
3923 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
3924 (rs6000_altivec_vrsave_string): Define extern.
3925 (rs6000_altivec_vrsave): Same.
3926 (TARGET_ALTIVEC_VRSAVE): New.
3928 2002-04-30 Richard Henderson <rth@redhat.com>
3931 * toplev.c (rest_of_compilation): Don't run cross-jump before
3934 2002-04-30 Tom Rix <trix@redhat.com>
3936 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
3937 check which_alternative.
3939 2002-04-30 Kazu Hirata <kazu@hxi.com>
3941 * cpplex.c: Fix comment formatting.
3942 * function.c: Likewise.
3943 * integrate.c: Likewise.
3944 * regrename.c: Likewise.
3945 * sibcall.c: Likewise.
3946 * simplify-rtx.c: Likewise.
3947 * tree-inline.c: Likewise.
3949 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3951 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
3952 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
3953 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
3954 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
3955 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
3956 * pa/x-ada: New file. Define ADA_CFLAGS.
3958 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
3960 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
3961 from MMIX_LAST_REGISTER_FILE_REGNUM.
3962 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
3963 (struct machine_function): New member highest_saved_stack_register
3964 previously static variable in mmix.c.
3965 (MACHINE_DEPENDENT_REORG): Define.
3966 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
3967 (MMIX_OUTPUT_REGNO): New.
3968 (mmix_target_asm_function_prologue): Move calculation of last used
3969 saved-stack-register into...
3970 (mmix_machine_dependent_reorg): New function. Update to also handle
3972 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
3973 register names, simplify somewhat by new variable regno.
3974 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
3976 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
3977 emitting register names.
3978 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
3979 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
3981 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
3984 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
3986 2002-04-30 Richard Henderson <rth@redhat.com>
3988 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
3989 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
3990 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
3991 emit_tfmode_cvt): New.
3992 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
3993 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
3994 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
3995 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
3996 * config/sparc/sparc-protos.h: Update.
3998 2002-04-30 Janis Johnson <janis187@us.ibm.com>
4000 * install.texi (Final install): Add to the list of info to include
4001 in a report of a successful bootstrap, and add link to 3.1 list.
4003 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
4005 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
4006 (mode): Add vector modes
4007 (i387): Kill attribute.
4008 (unit): New attribute.
4009 (length_immediate): Grok new types.
4010 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
4011 (modrm): Use "unit".
4012 (memory): Handle MMX/SSE properly.
4013 (scheduling descriptions): Kill uses of fop1.
4014 (sse, mmx, fp patterns): Set type and mode properly.
4016 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
4018 * pa.c (override_options): Default to PA8000 scheduling.
4019 * doc/invoke.texi (HP-PA options): Mention newly added 7300
4020 scheduling parameter.
4022 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
4023 handling of double precision multiplies.
4025 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
4026 fpdiv and fpsqrt instructions.
4027 (7200 & 7300 scheduling): Fix typo in handling of
4028 store-load and store-store penalties.
4030 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4032 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
4033 mips. Add two missing commas.
4035 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
4037 * doc/contrib.texi (Contributors): Update Paolo Carlini's
4038 and Benjamin Kosnik's entries.
4040 2002-04-29 David S. Miller <davem@redhat.com>
4042 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
4043 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
4044 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
4045 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
4047 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4049 * combine.c (find_split_point): Use gen_int_mode.
4051 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
4053 Merging code from dfa-branch:
4055 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
4057 * genautomata.c (output_reserv_sets): Fix typo.
4059 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
4061 * genautomata.c (output_reserv_sets): Remove
4062 next_cycle_output_flag.
4064 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
4066 * sched-rgn.c (init_ready_list): Make the DFA code handle
4067 USE/CLOBBER insns in the same way as the traditional
4069 (new_ready): Similarly..
4071 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
4073 * haifa-sched.c (schedule_block): Change the DFA state only after
4076 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
4078 * pa.c (hppa_use_dfa_pipeline_interface): New function.
4079 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
4080 (override_options): Add PA7300 scheduling support.
4081 (pa_adjust_cost): Update various comments. Properly
4082 handle anti and output dependencies when using the
4084 (pa_issue_rate): Add PA7300 scheduling support.
4085 (pa_can_combine_p): Call extract_insn before calling
4086 constrain_operands (taken from mainline tree).
4087 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
4088 * pa.md (cpu attr): Add 7300. Rewrite pipeline
4089 descriptions using DFA descriptions. Add PA7300
4092 2002-03-30 David S. Miller <davem@redhat.com>
4094 Add UltraSPARC-III DFA scheduling support.
4095 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
4096 Update FP conditional move on register insn patterns to use it, as
4098 (define_attr cpu): Add ultrasparc3.
4099 (define_attr us3load_type): New, update integer load patterns to
4100 set it, as appropriate.
4101 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
4102 (rest): Add UltraSPARC3 scheduling description.
4103 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
4104 (PROCESSOR_ULTRASPARC3): New.
4105 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
4106 ({ASM,CPP}_CPU_SPEC): Likewise.
4107 (REGISTER_MOVE_COST): Likewise.
4108 (RTX_COSTS): Likewise.
4109 * config/sparc/sparc.c (sparc_override_options,
4110 sparc_initialize_trampoline, sparc64_initialize_trampoline,
4111 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
4112 sparc_issue_rate): Likewise.
4113 * config/sparc/sol2.h: Likewise.
4114 * config/sparc/sol2-sld-64.h: Likewise.
4115 * config/sparc/linux64.h: Likewise.
4117 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
4119 * doc/md.texi: Add comments about usage the latency time for the
4120 different dependencies and about case when two or more conditions
4121 in different define_insn_reservations returns TRUE for an insn.
4123 * doc/md.texi: Add reference for automaton based pipeline
4126 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
4128 * doc/passes.texi: Add missed information about genattrtab.
4130 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
4132 * genautomata.c (output_automata_list_transition_code): Check
4133 automata_list on NULL.
4135 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
4137 * genautomata.c (output_insn_code_cases,
4138 output_automata_list_min_issue_delay_code,
4139 output_automata_list_transition_code,
4140 output_automata_list_state_alts_code): Comment the functions.
4142 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
4144 * genautomata.c (automata_list_el_t): New typedef.
4145 (get_free_automata_list_el,free_automata_list_el,
4146 free_automata_list, automata_list_hash, automata_list_eq_p,
4147 initiate_automata_lists, automata_list_start, automata_list_add,
4148 automata_list_finish, finish_automata_lists,
4149 output_insn_code_cases, output_automata_list_min_issue_delay_code,
4150 output_automata_list_transition_code,
4151 output_automata_list_state_alts_code, add_automaton_state,
4152 form_important_insn_automata_lists): New functions and prototypes.
4153 (insn_reserv_decl): Add members important_automata_list and
4155 (ainsn): Add members important_p.
4156 (automata_list_el): New structure.
4157 (first_free_automata_list_el, current_automata_list,
4158 automata_list_table): New global variables.
4159 (create_ainsns): Initiate member important_p.
4160 (output_internal_min_issue_delay_func): Generate the switch and
4161 call output_insn_code_cases.
4162 (output_internal_trans_func, output_internal_state_alts_func):
4164 (generate): Call initiate_automata_lists.
4165 (automaton_states): New global variable.
4166 (expand_automata): Call form_important_insn_automata_lists.
4167 (write_automata): Call finish_automata_lists.
4169 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
4171 * genautomata.c (add_excls, add_presence_absence): Check that
4172 cpu units in the sets belong the same automaton.
4174 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
4175 about that cpu units in the sets belong the same automaton.
4177 * doc/md.texi: Ditto.
4179 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
4180 Nitin Gupta <niting@noida.hcltech.com>
4182 * config/sh/sh.c (sh_use_dfa_interface): New function.
4184 (sh_issue_rate): New Function.
4185 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
4186 TARGET_SCHED_ISSUE_RATE: define.
4188 * config/sh/sh.md: Add DFA based pipeline description for SH4.
4190 (define_attr insn_class): New attribute used for DFA
4192 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
4193 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
4194 cmpeqdi_t): Likewise.
4196 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
4197 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
4199 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
4201 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4203 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
4206 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4208 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
4209 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
4211 (output_dfa_start_func): Initiate new variable insn_codes_length,
4212 (write_automata): Output definition of the new variable.
4214 2001-10-02 David S. Miller <davem@redhat.com>
4216 * haifa-sched.c (advance_one_cycle): New function.
4217 (schedule_block): Use it.
4218 (queue_to_ready): Use it, and also make sure to advance the DFA
4219 state on all stall cycles, not just those where insn_queue links
4222 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
4224 * haifa-sched.c (max_issue): Remove last_p argument. Only return
4225 non-zero if the highest-priority instruction could be scheduled.
4226 (choose_ready): Remove last argument from max_issue call.
4228 2001-09-28 David S. Miller <davem@redhat.com>
4230 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
4231 ultrasparc and 3 for other multi-issue sparcs.
4233 2001-09-27 David S. Miller <davem@redhat.com>
4235 * config/sparc/sparc.md (cycle_display): New pattern.
4236 * config/sparc/sparc.c (sparc_cycle_display): New.
4237 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
4239 2001-09-25 David S. Miller <davem@redhat.com>
4241 Convert all of Sparc scheduling to DFA
4242 * config/sparc/sparc.md: Kill all define_function_unit
4243 directives and replace with DFA equivalent.
4244 * config/sparc/sparc.c (ultrasparc_adjust_cost,
4245 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
4246 ultra_fpmode_conflict_exists, ultra_find_type,
4247 ultra_build_types_avail, ultra_flush_pipeline,
4248 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
4249 ultrasparc_variable_issue, ultrasparc_sched_init,
4250 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
4251 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
4252 ultra_cur_hist, ultra_cycles_elapsed): Kill.
4253 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
4254 ultrasparc_store_bypass_p): New.
4255 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
4258 2001-09-24 David S. Miller <davem@redhat.com>
4260 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
4261 ready->vec[foo] not ready[foo].
4263 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
4265 * doc/md.texi: Correct examples for define_insn_reservations
4268 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
4270 * genautomata.c (create_automata): Print message about creation of
4272 (generate): Remove printing meease about creation of
4275 2001-09-05 David S. Miller <davem@redhat.com>
4277 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
4278 * config/sparc/linux64.h: Likewise.
4280 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
4282 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
4283 schedule_block, sched_init, sched_finish): Add missed calls of
4284 use_dfa_pipeline_interface.
4286 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
4289 * sched-vis.c (get_visual_tbl_length): Ditto.
4291 2001-08-27 Richard Henderson <rth@redhat.com>
4293 * genattr.c (main): Emit state_t even when not doing scheduling.
4295 2001-08-27 Richard Henderson <rth@redhat.com>
4297 * genautomata.c (expand_automata): Always create a description.
4299 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4301 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
4302 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
4303 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
4306 * genattr.c (main): New variable num_insn_reservations. Increase
4307 it if there is DEFINE_INSN_RESERVATION. Output automaton based
4308 pipeline hazard recognizer interface.
4310 * genattrtab.h: New file.
4312 * genattrtab.c: Include genattrtab.h.
4313 (attr_printf, check_attr_test, make_internal_attr,
4314 make_numeric_value): Move protypes into genattrtab.h. Define them
4316 (num_dfa_decls): New global variable.
4317 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
4318 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
4319 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
4320 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
4322 * genautomata.c: New file.
4324 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
4326 * sched-int.h: (curr_state): Add the external definition for
4327 automaton pipeline interface.
4328 (haifa_insn_data): Add comments for members blockage and units.
4330 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4331 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4332 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4333 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4334 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4335 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4336 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
4338 (TARGET_SCHED): Use the new macros.
4340 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
4341 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
4342 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
4343 dfa_bubble): New members in gcc_target.sched.
4345 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
4346 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
4347 (insn_queue): Redefine it as pointer to array.
4348 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
4350 (max_insn_queue_index_macro_value): New variable.
4351 (curr_state, dfa_state_size, ready_try): New varaibles for
4352 automaton interface.
4353 (ready_element, ready_remove, max_issue): New function prototypes
4354 for automaton interface.
4355 (choose_ready): New function prototype.
4356 (insn_unit, blockage_range): Add comments.
4357 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
4358 FUNCTION_UNITS_SIZE == 0.
4359 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
4360 actual_hazard, potential_hazard): Add comments.
4361 (insn_cost): Use cost -1 as undefined value. Remove
4362 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
4364 (ready_element, ready_remove): New functions for automaton
4366 (schedule_insn): Add new code for automaton pipeline interface.
4367 (queue_to_ready): Add new code for automaton pipeline interface.
4368 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
4369 (debug_ready_list): Print newline when the queue is empty.
4370 (max_issue): New function for automaton pipeline interface.
4371 (choose_ready): New function.
4372 (schedule_block): Add new code for automaton pipeline interface.
4373 Print ready list before scheduling each insn.
4374 (sched_init): Add new code for automaton pipeline interface.
4375 Initiate insn cost by -1.
4376 (sched_finish): Free the current automaton state and finalize
4377 automaton pipeline interface.
4379 * sched-rgn.c: Include target.h.
4380 (init_ready_list, new_ready, debug_dependencies): Add new code for
4381 automaton pipeline interface.
4383 * sched-vis.c: Include target.h.
4384 (get_visual_tbl_length): Add code for automaton interface.
4385 (target_units, print_block_visualization): Add comments.
4387 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
4388 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
4389 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
4390 (getruntime.o, genautomata.o): New entries.
4391 (genattrtab.o): Add new dependency file genattrtab.h.
4392 (genattrtab): Add new dependencies. Link it with `libm.a'.
4393 (getruntime.o, hashtab.o): New entries for canadian cross.
4395 * doc/md.texi: Description of automaton based model.
4397 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
4399 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4400 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4401 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4402 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4403 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4404 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4405 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
4407 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
4408 MAX_DFA_ISSUE_RATE): New macro descriptions.
4410 * doc/contrib.texi: Add dfa based scheduler contribution.
4412 * doc/gcc.texi: Add more information about genattrtab.
4414 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4416 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
4417 adjust_address_nv call.
4419 2002-04-29 Janis Johnson <janis187@us.ibm.com>
4421 * doc/install.texi (Testing): Provide additional information, and
4422 a stronger encouragement, for running the testsuites.
4424 2002-04-29 DJ Delorie <dj@redhat.com>
4426 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
4427 given in upper case.
4429 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4431 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
4432 Solaris 2 <widec.h> if missing.
4433 * fixinc/fixincl.x: Regenerate.
4434 * fixinc/tests/base/widec.h: New file.
4436 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
4438 * toplev.c (f_options): Add "profile" switch so that
4439 -fno-profile can be used to disable -p.
4441 2002-04-29 Bernd Schmidt <bernds@redhat.com>
4443 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
4445 * tree.c (build_common_tree_nodes_2): Likewise.
4446 * tree.h (enum tree_index): Likewise.
4447 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
4449 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
4451 (init_mmx_sse_builtins): Initialize SSE2 builtins.
4452 (ix86_expand_builtin): Add support for SSE2 builtins.
4453 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
4454 (VALID_SSE_REG_MODE): Use it.
4455 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
4456 (enum ix86_builtins): Add SSE2 builtins.
4457 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
4458 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
4459 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
4460 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
4461 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
4462 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
4463 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
4464 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
4465 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
4466 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
4467 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
4468 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
4469 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
4470 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4471 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
4472 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
4473 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
4474 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
4475 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
4476 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
4477 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
4478 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
4479 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
4480 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
4481 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
4482 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
4483 lfence_insn): New patterns.
4484 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
4485 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
4487 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
4489 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
4491 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4493 * doc/contrib.texi (Contributors): Add Paolo Carlini and
4495 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
4496 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
4497 and CPU instead of cpu.
4499 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
4501 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
4503 (lang_independent_options): Add -fif-conversion, -fif-conversion2
4504 (rest_of_compilation): Do if conversion only when asked for.
4505 (parse_options_and_default_flags): Set new variables to 1 for -O1
4506 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
4508 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
4510 * i386.c (dbx64_register_map): Fix typo.
4512 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
4514 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
4515 real_one_half, real_bb_freq_max): New static variables.
4516 (debug_profile_bbauxs): Kill.
4517 (process_note_predictions): Kill unused variable.
4518 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
4520 (propagate_freq): Use REAL_ARITHMETICS.
4521 (estimate_bb_frequencies): Likevise; init new static variables.
4522 * Makefile.in (predict.o): Add dependency on real.h
4524 2002-04-28 David S. Miller <davem@redhat.com>
4527 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
4528 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
4529 several {reads,writes} instead.
4530 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
4533 2002-04-27 David S. Miller <davem@redhat.com>
4536 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
4539 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
4540 including signal.h and sys/ucontext.h, not needed.
4542 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
4544 * varasm.c (output_constant_def): Correct test for not calling
4545 ENCODE_SECTION_INFO for INTEGER_CST.
4547 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
4549 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
4550 keep most cases as function eval_token.
4551 (eval_token): New function.
4552 (_cpp_parse_expr): Read token here for improved diagnostics.
4553 Don't use op_as_text. Detect bad ':' here.
4554 (reduce): Don't detect bad ':' here.
4555 (op_as_text): Remove.
4556 * cpphash.h (_cpp_test_assertion): Change prototype.
4557 * cpplib.c (_cpp_test_assertion): Change prototype.
4559 2002-04-28 Richard Henderson <rth@redhat.com>
4562 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
4563 (ggc_mark_rtx_children): New.
4565 2002-04-28 Jakub Jelinek <jakub@redhat.com>
4568 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
4569 after call peepholes for UltraSPARC.
4570 (call + jump 64-bit peepholes): Remove.
4572 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4575 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
4576 result as temporary value.
4578 2002-04-28 Jakub Jelinek <jakub@redhat.com>
4581 * toplev.c (rest_of_compilation): Only run regrename and copy
4582 propagation if optimizing.
4584 2002-04-28 Jakub Jelinek <jakub@redhat.com>
4586 PR optimization/6475
4587 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
4588 register of REGNO_DECL (i).
4589 * Makefile.in (reload1.o): Add $(TREE_H).
4591 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
4593 * cppexp.c (lex): Update to use state.skip_eval.
4594 (struct op): Remove prio and flags members.
4595 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
4596 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
4597 (LEFT_ASSOC): New macro.
4598 (optab): New table of operator priorities and flags.
4600 (_cpp_parse_expr): Clean up logic. Return bool. Use a
4601 malloc-ed parser stack.
4602 (reduce): New; reduce the operator stack.
4603 (_cpp_expand_op_stack): Expand the operator stack as necessary.
4604 * cpphash.h (struct op): Predeclare.
4605 (struct cpp_reader): New members op_stack, op_limit.
4606 (struct lexer_state): New member skip_eval.
4607 (_cpp_parse_expr): Update.
4608 (_cpp_expand_op_stack): New.
4609 * cpplib.c (do_if): Update.
4610 * cppinit.c (cpp_create_reader): Create op stack.
4611 (cpp_destroy): And destroy it.
4612 * cpplib.h (CPP_LAST_CPP_OP): Correct.
4613 (TTYPE_TABLE): Correct.
4615 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4618 * c-decl.c (duplicate_decls): Call merge_weak.
4619 * c-pragma.c (apply_pragma_weak): Warn about misuse.
4620 * output.h (merge_weak): Prototype merge_weak.
4621 * varasm.c (merge_weak): New function.
4622 (declare_weak): Make sure we don't give an error on VAR_DECLs.
4623 Mark RTL with SYMBOL_REF_WEAK.
4625 2002-04-27 Kurt Garloff <garloff@suse.de>
4627 * tree-inline.c (inlinable_function_p): Improve heuristics
4628 by using a smoother function to cut down allowable inlinable size.
4629 * param.def: Add parameters max-inline-insns-single,
4630 max-inline-slope, min-inline-insns that determine the exact
4631 shape of the above function.
4632 * param.h: Likewise.
4634 2002-04-26 Richard Henderson <rth@redhat.com>
4636 * c-parse.in (malloced_yyss, malloced_yyvs): New.
4637 (yyoverflow): Re-add. Set them.
4638 (free_parser_stacks): New.
4639 * c-common.h: Declare it.
4640 * c-lex.c (c_common_parse_file): Call it.
4642 2002-04-26 Richard Henderson <rth@redhat.com>
4644 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
4645 for fallthru search.
4647 2002-04-26 Eric Christopher <echristo@redhat.com>
4649 PR optimization/3700
4650 * config/mips/mips.c (mips_issue_rate): Define. New function.
4651 (TARGET_SCHED_ISSUE_RATE): Use.
4653 2002-04-25 David S. Miller <davem@redhat.com>
4656 * reorg.c (optimize_skip): Do not allow exception causing
4657 instructions to be considered for delay slots.
4658 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
4659 (relax_delay_slots): Do not try to consider exception causing
4660 instructions as redundant.
4662 2002-04-26 Richard Henderson <rth@redhat.com>
4665 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
4667 2002-04-26 Mark Mitchell <mark@codesourcery.com>
4670 * config/i386/i386.md (untyped_call): Return the value in a float
4671 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
4674 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
4676 * tree.c (tree_int_cst_lt): Compare constants whose types differ
4677 in unsigned-ness correctly.
4679 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
4681 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
4682 portable runtime model.
4684 2002-04-26 Richard Henderson <rth@redhat.com>
4686 * c-parse.in (yyoverflow): Revert.
4688 2002-04-26 David Edelsohn <edelsohn@gnu.org>
4689 Richard Henderson <rth@redhat.com>
4691 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
4692 result as temporary value.
4694 2002-04-26 Richard Henderson <rth@redhat.com>
4697 * c-common.c (fix_string_type): Split out of ...
4698 (combine_strings): ... here. Take a varray, not a tree list.
4699 (c_expand_builtin_printf): Use fix_string_type.
4700 * c-common.h: Update decls.
4701 * c-parse.in (string): Remove. Update all uses to use STRING
4702 instead, and not call combine_strings.
4705 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
4706 (build_asm_stmt): Likewise.
4707 * objc/objc-act.c (my_build_string): Use fix_string_type.
4708 (build_objc_string_object): Build varray for combine_strings.
4710 2002-04-26 Bo Thorsen <bo@suse.co.uk>
4712 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
4715 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
4717 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
4718 (HAVE_NO_R_OPERAND): Remove.
4719 (HAVE_VALUE): Remove.
4720 (op_to_prio): Update.
4721 (UNARY): Don't alter flags.
4722 (_cpp_parse_expr): want_value used to indicate whether
4723 a number or unary operator is expected next. Distinguish
4724 unary and binary +/-.
4725 (op_as_text): Update for unary operators.
4727 2002-04-25 Richard Henderson <rth@redhat.com>
4730 * c-parse.in (yyoverflow): New.
4732 2002-04-25 Richard Henderson <rth@redhat.com>
4735 * c-common.c (shorten_compare): Simplfy conditions leading to
4736 the generation of a warning.
4738 2002-04-25 Richard Henderson <rth@redhat.com>
4741 * expmed.c (extract_bit_field): Fall through to generic code rather
4742 than aborting on subreg special case.
4744 2002-04-25 David S. Miller <davem@redhat.com>
4746 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
4747 for DECL being NULL.
4749 2002-04-25 Steve Christiansen <smc@us.ibm.com>
4751 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
4753 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
4755 * c-decl.c (grokdeclarator): Remove outdated ??? note
4756 on invalid declaration of flexible array members.
4758 2002-04-25 Richard Henderson <rth@redhat.com>
4760 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
4762 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
4764 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
4765 needed by the compiler, even if they are used as global regs.
4767 2002-04-25 Matt Hiller <hiller@redhat.com>
4769 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
4771 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
4772 of the corresponding functions.
4773 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
4776 2002-04-25 Matt Hiller <hiller@redhat.com>
4778 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
4780 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
4781 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
4782 registers, adjust comment accordingly.
4783 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
4784 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
4785 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
4786 for coprocessor registers.
4787 (ADDITIONAL_REGISTER_NAMES): Include
4788 ALL_COP_ADDITIONAL_REGISTER_NAMES.
4790 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
4791 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
4792 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
4793 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
4794 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
4796 (mips_char_to_class): Adjust comment to include coprocessor
4799 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
4801 (mips_reg_names, mips_regno_to_class): Include coprocessor
4803 (mips_sw_reg_names): Ditto, make non-static.
4804 (mips_move_1word): Handle moves to and from coprocessor registers.
4805 (mips_move_2words): Handle moves to and from coprocessor
4807 (mips_class_max_nregs, mips_register_move_cost): Handle
4808 coprocessor register classes.
4809 (override_options): Initialize mips_char_to_class and
4810 mips_hard_regno_mode_ok properly for coprocessor registers.
4812 * config/mips/mips.md (movdi_internal, movdi_internal2,
4813 movsi_internal1, movsi_internal2): Add constraint-sets for
4814 coprocessor registers.
4815 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
4816 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
4818 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
4819 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
4821 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
4822 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
4824 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
4825 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
4828 * doc/tm.texi: Document feature.
4830 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
4832 * integrate.c (function_attribute_inlinable_p): Simplify.
4833 Check the table pointer is not NULL.
4835 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
4837 * doc/c-tree.texi: Fix typo in introduction.
4839 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
4841 * c-common.h (c_common_parse_file): Update.
4842 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
4843 * c-lex.c (YYDEBUG): Get from c-lex.h.
4844 (c_common_parse_file): Update.
4845 * c-lex.h (YYDEBUG, yydebug): New.
4846 * c-parse.in (YYDEBUG): Get from c-lex.h.
4847 (c_set_yydebug): Remove.
4848 * c-tree.h (c_set_yydebug): Remove.
4849 * langhooks-def.h (lhd_do_nothing_i): New.
4850 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
4851 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
4852 * langhooks.c (lhd_do_nothing_i): New.
4853 (lhd_set_yydebug): Remove.
4854 * langhooks.h (struct lang_hooks): Update.
4855 * toplev.c (set_yydebug): New.
4856 (compile_file): Update call to parse_file hook.
4857 (decode_d_option): Update.
4859 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
4861 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
4863 * loop.c (load_mems): Don't change the interface of called functions.
4865 * calls.c (expand_call): Take current_function_pretend_args_size
4866 into account when setting argblock for sibcalls.
4868 2002-04-24 Matt Hiller <hiller@redhat.com>
4870 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
4873 * cpplex.c (skip_line_comment): Process comment one multibyte
4874 character at a time rather than one char at a time, if
4876 (parse_string): Process string one multibyte character at a time
4877 rather than one char at a time, if appropriate.
4878 * c-lex.c (lex_string): Lex and copy multibyte strings
4880 * cpplib.h (cppchar_t): Change to unsigned.
4882 2002-04-24 Richard Henderson <rth@redhat.com>
4885 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
4888 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
4890 * sh.c (sh_va_arg): If argument was passed by reference,
4891 dereference the pointer.
4893 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
4895 * sh.md (divsi3_i4_media): Use match_operand for input values
4896 rather than hard registers.
4897 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
4898 unnecessarily through hard registers. Keep copies of pseudo
4899 registers outside of the libcall sequence.
4901 * sh.md (casesi_shift_media): Add modes.
4903 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
4906 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
4908 * attribs.c (c_common_attribute_table): Move table and handlers
4910 (format_attribute_table, lang_attribute_table,
4911 lang_attribute_common): Remove.
4912 (init_attributes): Replace NULL pointers with pointers to the
4914 (handle_packed_attribute, handle_nocommon_attribute,
4915 handle_common_attribute, handle_noreturn_attribute,
4916 handle_noinline_attribute, handle_always_inline_attribute,
4917 handle_used_attribute, handle_unused_attribute,
4918 handle_const_attribute, handle_transparent_union_attribute,
4919 handle_constructor_attribute, handle_destructor_attribute,
4920 handle_mode_attribute, handle_section_attribute,
4921 handle_aligned_attribute, handle_weak_attribute,
4922 handle_alias_attribute, handle_visibility_attribute,
4923 handle_no_instrument_function_attribute, handle_malloc_attribute,
4924 handle_no_limit_stack_attribute, handle_pure_attribute,
4925 handle_deprecated_attribute, handle_vector_size_attribute,
4926 vector_size_helper): Move to c-common.c.
4927 * c-common.c (c_common_attribute_table,
4928 handle_packed_attribute, handle_nocommon_attribute,
4929 handle_common_attribute, handle_noreturn_attribute,
4930 handle_noinline_attribute, handle_always_inline_attribute,
4931 handle_used_attribute, handle_unused_attribute,
4932 handle_const_attribute, handle_transparent_union_attribute,
4933 handle_constructor_attribute, handle_destructor_attribute,
4934 handle_mode_attribute, handle_section_attribute,
4935 handle_aligned_attribute, handle_weak_attribute,
4936 handle_alias_attribute, handle_visibility_attribute,
4937 handle_no_instrument_function_attribute, handle_malloc_attribute,
4938 handle_no_limit_stack_attribute, handle_pure_attribute,
4939 handle_deprecated_attribute, handle_vector_size_attribute,
4940 vector_size_helper): Move from attribs.c.
4941 * c-common.h (c_common_attribute_table,
4942 c_common_format_attribute_table): New.
4943 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
4944 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
4945 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
4946 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
4947 (LANG_HOOKS_INITIALIZER): Update.
4948 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
4949 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
4950 * target.h: Update comment.
4951 * tree.c (default_target_attribute_table): Remove.
4952 * tree.h (default_target_attribute_table, format_attribute_table,
4953 lang_attribute_table, lang_attribute_common): Remove.
4955 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
4956 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
4958 2002-04-24 Jason Merrill <jason@redhat.com>
4960 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
4961 * dwarf2out.c (dwarf_attr_name): Support it.
4962 (gen_array_type_die): Emit it.
4963 (lookup_type_die): No special handling for VECTOR_TYPE.
4964 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
4966 2002-04-24 Richard Henderson <rth@redhat.com>
4968 * config/mips/mips.md (movdi_usd): Renumber.
4970 2002-04-24 David S. Miller <davem@redhat.com>
4973 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
4974 32-bit Sparc and current_function_returns_struct is true.
4976 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
4978 * loop.c (canonicalize_condition): Use gen_int_mode.
4980 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
4982 * config/rs6000/altivec.h: Cleanup file. Add non individual
5004 (vec_vcmpequb): New.
5005 (vec_vcmpequh): New.
5006 (vec_vcmpequw): New.
5007 (vec_vcmpeqfp): New.
5008 (vec_vcmpgefp): New.
5009 (vec_vcmpgtub): New.
5010 (vec_vcmpgtsb): New.
5011 (vec_vcmpgtuh): New.
5012 (vec_vcmpgtsh): New.
5013 (vec_vcmpgtuw): New.
5014 (vec_vcmpgtsw): New.
5015 (vec_vcmpgtfp): New.
5016 (vec_vcmpgefp): New.
5021 (vec_vexptefp): New.
5026 (vec_lde): Add vector float variant.
5031 (vec_vmhaddshs): New.
5053 (vec_vmladduhm): New.
5054 (vec_vmhraddshs): New.
5056 (vec_vmsummbm): New.
5057 (vec_vmsumuhm): New.
5058 (vec_vmsumshm): New.
5059 (vec_vmsumuhs): New.
5060 (vec_vmsumshs): New.
5069 (vec_vnmsubfp): New.
5087 (vec_vrsqrtefp): New.
5098 (vec_vspltisb): New.
5099 (vec_vspltish): New.
5100 (vec_vspltisw): New.
5125 (vec_vsum4ubs): New.
5126 (vec_vsum4sbs): New.
5127 (vec_vsum4shs): New.
5128 (vec_vsum2sws): New.
5139 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
5142 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
5143 added literals from substracted literals.
5144 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
5145 (fold) [associate]: Preserve MINUS_EXPR if needed.
5147 2002-04-23 Zack Weinberg <zack@codesourcery.com>
5149 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
5152 2002-04-23 Tom Tromey <tromey@redhat.com>
5154 * gcc.c: Added --resource. For PR java/6314.
5156 2002-04-23 David O'Brien <obrien@FreeBSD.org>
5158 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
5159 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
5162 2002-04-23 David O'Brien <obrien@FreeBSD.org>
5164 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
5166 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
5168 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
5170 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
5171 (ix86_expand_clrstr): Fix typo.
5172 * loop.c (gen_load_of_final_value): New.
5173 (loop_givs_rescan, strength_reduce, check_dbra_loop):
5176 2002-04-23 Roger Sayle <roger@eyesopen.com>
5178 * builtins.c (builtin_memset_gen_str): New function.
5179 (expand_builtin_memset): Optimize the case of constant length, but
5182 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
5184 * config/rs6000/altivec.h (vec_step): Remove extraneous
5186 (vec_ctu): Cast return.
5188 2002-04-23 Alan Modra <amodra@bigpond.net.au>
5191 * function.h: (struct function): Add profile_label_no field.
5192 (current_function_profile_label_no): Define.
5193 * function.c: (profile_label_no): New static var.
5194 (expand_function_start): Increment it, and copy to
5195 current_function_profile_label_no.
5196 * output.h (profile_label_no): Delete.
5197 * final.c (profile_label_no): Delete.
5198 (profile_function): Use current_function_profile_label_no.
5199 (final_end_function): Don't increment profile_label_no here.
5200 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
5201 profile_label_no with current_function_profile_label_no.
5202 * config/pa/pa.c (current_function_number): Delete.
5203 (pa_output_function_prologue): Don't output profile label here.
5204 (hppa_profile_hook): Use label_no param rather than
5205 current_function_number.
5206 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
5207 * config/pa/pa.h: .. here.
5208 (FUNCTION_PROFILER): Output profile label here.
5210 2002-04-22 Eric Christopher <echristo@redhat.com>
5212 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
5213 patch of 2002-04-09 due to binutils issues.
5214 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
5216 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
5218 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
5219 constraint to 'o' for m=r and r=m alternatives.
5220 ("*movv8hi_internal1"): Same.
5221 ("*movv16qi_internal1"): Same.
5222 ("*movv4sf_internal1"): Same.
5224 2002-04-22 Janis Johnson <janis187@us.ibm.com>
5226 * rtl.h (RTX_FLAG): New macro.
5227 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
5228 * final.c (alter_subreg): Use macro to access rtx flag.
5229 * integrate.c (copy_rtx_and_substitute): Use new access macro.
5230 * print-rtl.c (print_rtx): Use new access macro.
5232 * cse.c (insert): Check rtx code before accessing flag.
5234 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
5235 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
5236 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
5237 convert_const_symbol_ref, make_canonical, make_alternative_compare,
5238 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
5239 simplify_test_exp, optimize_attrs, simplify_by_exploding,
5240 find_and_mark_used_attributes, unmark_used_attributes,
5241 add_values_to_cover, simplify_with_current_value,
5242 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
5243 copy_rtx_unchanging, main): Use new access macros.
5245 2002-04-22 Tom Rix <trix@redhat.com>
5247 * expmed.c (init_expmed): Generate shifted constant once.
5249 2002-04-22 Zack Weinberg <zack@codesourcery.com>
5251 * c-lex.c (lex_charconst): Call convert to get constant in
5252 proper type; don't just smash the type field.
5255 * config.gcc: Add list of obsolete configurations. Disallow
5256 building these without --enable-obsolete.
5257 * doc/install.texi: Document --enable-obsolete and obsoletion
5258 policy. Mention obsoletion of individual targets in
5261 2002-04-22 Richard Henderson <rth@redhat.com>
5263 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
5265 2002-04-22 Mark Mitchell <mark@codesourcery.com>
5268 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
5269 (walk_fixup_memory_subreg): Likewise.
5270 (fixup_var_refs_insn): Adjust accordingly.
5271 (fixup_var_refs_1): Likewise.
5273 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
5275 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
5276 LIBPATH_ARCH64_SPEC): Define.
5277 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
5278 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
5279 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
5280 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
5282 2002-04-22 Joel Sherrill <joel@OARcorp.com>
5284 * gthr-rtems.h: Correct prototypes to remove warnings.
5286 2002-04-22 Richard Henderson <rth@redhat.com>
5289 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
5291 * gcse.c (free_insn_expr_list_list): New.
5292 (clear_modify_mem_tables): Use it. Fix bit set usage.
5293 (canon_list_insert): Use EXPR_LISTs for expressions.
5294 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
5296 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
5298 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
5299 file change and include code to _cpp_pop_buffer.
5300 * cpphash.h (struct pending_option): Predeclare.
5301 (struct cpp_reader): New member next_include_file.
5302 (_cpp_pop_file_buffer): Update.
5303 (_cpp_push_next_buffer): Update, rename.
5304 * cppinit.c (cpp_destroy): Free include chain and pending here.
5305 (cpp_finish_options): Simplify.
5306 (_cpp_push_next_buffer): Rename and clean up.
5307 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
5309 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
5311 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
5313 * config/rs6000/altivec.h (vec_xor): Add variant for both args
5314 being vector signed int.
5316 (vec_xor): Add variant for both args being vector signed char.
5317 Remove redundant variant.
5320 2002-04-21 David S. Miller <davem@redhat.com>
5322 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
5323 compare mode in output RTL.
5325 2002-04-22 David Edelsohn <edelsohn@gnu.org>
5327 * config/rs6000/rs6000.c (rs6000_override_options): Correct
5328 style and formatting of previous patch.
5330 2002-04-22 Alan Modra <amodra@bigpond.net.au>
5332 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
5333 flag_pic for ABI_AIX.
5335 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
5337 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
5338 * cppfiles.c (read_include_file): Similarly.
5339 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
5340 uxstrdup ustrchr, ufputs): Similarly.
5341 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
5342 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
5343 cpp_ideq, parse_identifier, parse_number): Similarly.
5344 * cpplib.c (struct directive, dequote_string, D, run_directive,
5345 cpp_push_buffer): Similarly.
5346 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
5347 _cpp_create_definition, check_trad_stringification,
5348 cpp_macro_definition): Similarly.
5350 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
5352 * cppmacro.c (funlike_invocation_p): Don't step back
5355 2002-04-21 David Edelsohn <edelsohn@gnu.org>
5357 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
5360 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
5362 * doc/invoke.texi: Remove Chill references.
5363 * doc/gcc.texi: Update last modified date.
5365 2002-04-20 Kazu Hirata <kazu@hxi.com>
5367 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
5368 push and pop. Replace add.l with add.w.
5370 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5372 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
5373 multiply instructions for H8/300H case.
5375 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5377 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
5378 Bum three instructions from each routine.
5380 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
5382 * Makefile.in: Update.
5383 * decl.c (push_c_function_context, pop_c_function_context,
5384 mark_c_function_context): Rename for consistency.
5385 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
5386 * c-tree.h (push_c_function_context, pop_c_function_context,
5387 mark_c_function_context): Rename for consistency.
5388 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5389 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
5390 * function.c (init_lang_status, save_lang_status,
5391 restore_lang_status, mark_lang_status, free_lang_status):
5392 Move to langhooks.h.
5393 (push_function_context_to, pop_function_context_from,
5394 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
5396 * function.h (init_lang_status, save_lang_status,
5397 restore_lang_status, mark_lang_status, free_lang_status):
5398 Move to langhooks.h.
5399 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
5400 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
5401 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
5402 LANG_HOOKS_FUNCTION_INITIALIZER): New.
5403 (LANG_HOOKS_INITIALIZER): Update.
5404 (lhd_do_nothing_f): New.
5405 * langhooks.h (struct lang_hooks_for_functions): New.
5406 (struct lang_hooks): New hooks.
5407 * langhooks.c (lhd_do_nothing_f): New.
5409 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5410 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
5412 2002-04-19 David S. Miller <davem@redhat.com>
5414 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
5415 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
5417 2002-04-19 Jakub Jelinek <jakub@redhat.com>
5419 PR optimization/3756
5420 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
5421 x = ((int) y < 0) ? cst1 : cst2.
5423 2002-04-19 Jakub Jelinek <jakub@redhat.com>
5426 * function.c: Reapply patch for c/6358.
5427 (expand_function_end): Copy decl_rtl's mode, not
5428 current_function_return_rtx mode.
5430 2002-04-19 Joel Sherrill <joel@OARcorp.com>
5432 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
5435 2002-04-19 Tom Tromey <tromey@redhat.com>
5437 * doc/install.texi (Specific): Update status of Solaris 2.8.
5440 2002-04-19 Andreas Schwab <schwab@suse.de>
5442 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
5443 (PUT_REAL): Restore old definition.
5445 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
5446 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5448 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
5449 binutils 2.11.2 and higher generate smaller binaries than Sun's
5452 2002-04-19 Mark Mitchell <mark@codesourcery.com>
5455 * toplev.c (rest_of_compilation): Do not defer functions for which
5456 TREE_SYMBOL_REFERENCED has already been set.
5458 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
5460 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
5463 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
5465 * builtins.c: Include langhooks.h.
5466 (lang_type_promotes_to): Remove.
5467 (expand_builtin_va_arg): Use new hook.
5468 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
5469 (simple_type_promotes_to): Move to c-typeck.c.
5470 * c-common.h (simple_type_promotes_to): Remove.
5471 * c-decl.c (duplicate_decls, grokdeclarator): Update.
5472 * c-format.c: Include langhooks.h.
5473 (check_format_types): Update.
5474 * c-tree.h (c_type_promotes_to): New.
5475 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
5476 (type_lists_compatible_p): Update.
5477 * langhooks-def.h (lhd_type_promotes_to): New.
5478 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
5479 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
5480 * langhooks.c (lhd_type_promotes_to): New.
5481 * langhooks.h (struct lang_hooks_for_types): New hook.
5482 * tree.h (lang_type_promotes_to): Remove.
5484 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
5486 2002-04-18 Richard Henderson <rth@redhat.com>
5488 * function.c: Revert patch for c/6358.
5490 2002-04-18 Richard Henderson <rth@redhat.com>
5492 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
5493 blocks. Handle multiple references to the TRAP block. Handle
5494 non-adjacent THEN and OTHER blocks.
5496 2002-04-18 Richard Henderson <rth@redhat.com>
5498 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
5499 crash with no type for by-mode libcalls.
5501 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
5503 2002-04-18 Bob Wilson <bob.wilson@acm.org>
5505 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
5506 __xtensa_nonlocal_goto): Use a syscall instructions to flush
5507 the register windows.
5509 2002-04-18 Zack Weinberg <zack@codesourcery.com>
5511 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
5512 appropriate. Document need for extended precision even when
5513 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
5514 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
5515 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
5516 instead of relying on later syntax error when REAL_WIDTH > 5.
5517 * real.c: Define NE based only on whether or not we have a
5518 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
5519 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
5520 define GET_REAL and PUT_REAL as simple memcpy operations; no
5521 need to byteswap or round.
5522 Use #error instead of #ifdef-ing out the entire file, for
5523 prompt error detection.
5525 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
5527 2002-04-18 David S. Miller <davem@redhat.com>
5529 * config/sparc/sparc.h (BRANCH_COST): Define.
5531 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
5534 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
5536 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
5537 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
5538 propagate_block calls after relaxation loop using new variable
5539 stabilized_prop_flags.
5541 2002-04-18 Richard Henderson <rth@redhat.com>
5543 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
5544 (ia64_va_arg): Expect variable sized types by reference.
5545 * config/ia64/ia64-protos.h: Update.
5546 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
5547 ia64_function_arg_pass_by_reference.
5549 2002-04-18 Richard Henderson <rth@redhat.com>
5551 * ifcvt.c: Include except.h.
5552 (block_has_only_trap): Break out from find_cond_trap.
5553 (find_cond_trap): Use it. Always delete the trap block.
5554 (merge_if_block): Allow then block null. Be less simplistic about
5555 what insns can end a block.
5556 * Makefile.in (ifcvt.o): Depend on except.h.
5558 * config/ia64/ia64.md (trap, conditional_trap): New.
5560 2002-04-18 Jakub Jelinek <jakub@redhat.com>
5563 * function.c (assign_parms): Assign hard current_function_return_rtx
5565 (expand_function_end): ...not here.
5567 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
5569 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
5570 * c-tree.h (c_incomplete_type_error): New.
5571 * c-typeck.c (require_complete_type, build_component_ref): Update.
5572 (incomplete_type_error): Rename.
5573 * langhooks-def.h (lhd_incomplete_type_error): New.
5574 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
5575 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
5576 * langhooks.c (lhd_incomplete_type_error): New.
5577 * langhooks.h (struct lang_hooks_for_types): New hook.
5578 * tree.c (size_in_bytes): Use new hook.
5579 * tree.h (incomplete_type_error): Remove.
5581 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
5583 2002-04-18 Zack Weinberg <zack@codesourcery.com>
5585 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
5586 TARGET_FLOAT_FORMAT blocks.
5588 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5590 * doc/install.texi (Downloading the source): Do not mention Chill
5591 any longer, but mention Ada.
5592 (Configuration): Do not mention Chill any longer.
5594 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
5596 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
5598 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
5600 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
5603 2002-04-18 Jakub Jelinek <jakub@redhat.com>
5605 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
5606 instead of unsigned_type.
5608 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
5610 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
5611 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
5614 2002-04-18 Bernd Schmidt <bernds@redhat.com>
5616 * attribs.c (vector_type_node_list): New static variable.
5617 (handle_vector_size_attribute): Use it to avoid generating a
5618 new type node each time we are called.
5620 * combine.c (subst): Avoid trying to make a vector mode subreg of
5621 an integer constant.
5622 (gen_lowpart_for_combine): Likewise.
5624 2002-04-18 Roger Sayle <roger@eyesopen.com>
5625 Jakub Jelinek <jakub@redhat.com>
5627 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
5628 for integer constant c (if x has unsigned type or sign bit is not
5629 set in c). This folds the zero/sign extension into the bit-wise and
5632 2002-04-18 Jakub Jelinek <jakub@redhat.com>
5635 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
5638 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
5640 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
5642 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
5644 * gcc.c (read_specs): Detect and fail if an attempt is made to
5645 rename a spec string to an already existing string.
5647 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
5649 * config/s390/s390.c (legitimize_pic_address): Do not generate
5650 illegal address constant without CONST.
5652 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5654 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
5655 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
5657 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
5659 PR optimization/6305
5660 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
5661 to make sure previous reloads are taken into account. Generate
5662 better code if one operand is an in-range immediate constant.
5664 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
5666 * doc/install.texi (Building): libgcj requires GNU make.
5668 2002-04-17 Jakub Jelinek <jakub@redhat.com>
5671 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
5672 even if hard quad and register is not floating.
5673 (movtf reg<-mem split): Disallow splitting if hard quad and
5674 register is floating.
5675 (movtf mem<-reg split): Likewise.
5676 * config/sparc/sparc.c (fp_register_operand): New predicate.
5677 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
5679 2002-04-17 Zack Weinberg <zack@codesourcery.com>
5681 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
5682 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
5683 (unprotoize.o): Ditto. Build from protoize.c. Define
5684 UNPROTOIZE on command line.
5685 * protoize.c: Include cppdefault.h. Delete include_defaults.
5686 (in_system_include_dir): Use cpp_include_defaults (defined in
5688 * unprotoize.c: Delete file.
5690 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
5692 * config/rs6000/altivec.h (vec_ld): Add array variants.
5696 2002-04-17 Alan Matsuoka <alanm@redhat.com>
5697 Aldy Hernandez <aldyh@redhat.com>
5699 * config/rs6000/altivec.h: Define __ALTIVEC__.
5706 Add parentheses to all macro arguments.
5708 2002-04-16 Richard Henderson <rth@redhat.com>
5711 * except.c (remove_eh_handler): Insert inner regions at beginning
5712 of sibling chain. Refactor expressions.
5714 2002-04-16 Richard Henderson <rth@redhat.com>
5716 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
5717 * config/sparc/sol2-gas-bi.h: New file.
5718 * config.gcc (sparc*-solaris): Add it as needed.
5719 * configure.in (AS_SPARC64_FLAG): Remove check.
5720 * config.in, configure: Regenerate.
5722 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
5724 2002-04-16 Richard Henderson <rth@redhat.com>
5726 * config/mips/mips.c (override_options): Don't override N32 for
5730 * config/mips/mips.md (can_delay): Split out of existing define_delays.
5731 (HILO_delay): Set can_delay false.
5733 2002-04-16 Dale Johannesen <dalej@apple.com>
5735 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
5736 instruction addresses.
5737 (rs6000_output_function_epilogue): Likewise.
5739 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
5741 * c-parse.in (poplevel, compstmt_start,
5742 compstmt_primary_start): Add ending ';', in accordance
5745 2002-04-16 Richard Henderson <rth@redhat.com>
5747 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
5748 Adjust tm_file order to get TARGET_DEFAULT set properly.
5749 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
5750 * doc/install.texi (sparc-solaris): Update.
5752 2002-04-16 Dale Johannesen <dalej@apple.com>
5754 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
5755 comparison operands do not match each other or if modes of
5756 conditions do not match result.
5758 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
5761 * config/s390/s390.md (mulsidi3): Set both subregs of the
5764 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
5766 * config/rs6000/altivec.h (vec_addc): Type check.
5768 2002-04-16 Jakub Jelinek <jakub@redhat.com>
5771 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
5773 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
5775 2002-04-15 Richard Henderson <rth@redhat.com>
5777 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
5778 call_really_used_regs too.
5780 2002-04-15 Richard Henderson <rth@redhat.com>
5782 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
5784 2002-04-15 David S. Miller <davem@redhat.com>
5786 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
5789 2002-04-16 Jakub Jelinek <jakub@redhat.com>
5792 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
5793 CONST_VECTOR is { 0, ... 0 }.
5795 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
5797 * doc/install.texi (Installing GCC: Configuration): Clarify
5798 the only supported ways to configure gcc.
5800 2002-04-15 Roland McGrath <roland@frob.com>
5802 * config.gcc (alpha*-*-gnu*): New target configuration.
5803 * config/alpha/gnu.h: New file for it.
5804 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
5806 2002-04-16 Mark Mitchell <mark@codesourcery.com>
5808 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
5809 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
5810 * tree.h (expand_start_stmt_expr): Update prototype.
5811 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
5812 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
5813 on the STMT_EXPR created for the inline function.
5815 2002-04-15 Richard Henderson <rth@redhat.com>
5817 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
5818 config/i386/linux-aout.h, config/i386/linux-oldld.h,
5819 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
5820 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
5821 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
5822 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
5823 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
5824 Define __gnu_linux__, not gnu_linux.
5825 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
5827 2002-04-15 Mark Mitchell <mark@codesourcery.com>
5829 Remove Chill front end.
5830 * gcc.c (default_compilers): Remove Chill entries.
5831 * ch: Remove directory.
5832 * doc/frontends.texi: Remove information about Chill.
5833 * doc/sourcebuild.texi: Likewise.
5834 * doc/standards.texi: Likewise.
5836 2002-04-15 Douglas B Rupp <rupp@gnat.com>
5838 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
5839 (LONGLONG_STANDALONE): Define.
5841 2002-04-15 David S. Miller <davem@redhat.com>
5843 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
5844 Call emit_library_call with LCT_NORMAL.
5845 (sparc_initialize_trampoline): Use LCT_foo instead of
5846 magic constant in emit_library_call invocations.
5847 (sparc64_initialize_trampoline): Likewise.
5848 (sparc_profile_hook): Likewise.
5849 * config/sparc/sparc.md: Likewise.
5851 * config/sparc/sparc.c (sparc_extra_constraint_check):
5852 Fix type of argument 'c'.
5853 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
5856 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
5858 * diagnostic.h (output_buffer_state): Redefine.
5859 (output_format_decoder): New macro.
5860 (output_prefixing_rule): Likewise.
5861 (output_line_cutoff): Likewise.
5862 (diagnostic_format_decoder): Adjust.
5863 (diagnostic_prefixing_rule): Likewise.
5864 (diagnostic_line_cutoff): Likewise.
5865 (diagnostic_state): Likewise.
5866 (diagnostic_kind_count): Likewise.
5867 (diagnostic_buffer): Now a macro.
5869 * diagnostic.c (diagnostic_buffer): Remove definition.
5870 (output_is_line_wrapping): Adjust.
5871 (set_real_maximum_length): Likewise.
5872 (output_set_maximum_length): Likewise.
5873 (init_output_buffer): Likewise.
5874 (lhd_print_error_function): Likewise.
5875 (output_do_verbatim): Likewise.
5877 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
5879 * cpperror.c (print_location): Don't print include chain
5881 (cpp_begin_message): Update to use DL_ macros.
5882 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
5883 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
5884 cpp_notice, cpp_notice_from_errno): Remove.
5885 (cpp_error, cpp_error_with_line): Update to take a diagnostic
5888 * cppexp.c (CPP_ICE): Remove.
5889 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
5890 lex, integer_overflow, _cpp_parse_expr): Update.
5891 * cppfiles.c (read_include_file, find_include_file,
5892 handle_missing_header, _cpp_read_file, remap_filename): Update.
5893 * cpphash.h (enum error_type): Remove.
5894 (_cpp_begin_message): Update.
5895 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
5896 cpp_handle_option, cpp_post_options): Update.
5897 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
5898 skip_whitespace, parse_identifier, parse_slow, parse_string,
5899 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
5900 cpp_interpret_charconst): Update.
5901 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
5902 lex_macro_node, do_undef, glue_header_name, parse_include,
5903 do_include_common, read_flag, do_line, do_linemarker, do_ident,
5904 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
5905 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
5906 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
5907 _cpp_pop_buffer, do_diagnostic): Update.
5908 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
5909 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
5910 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
5911 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
5912 cpp_notice, cpp_notice_from_errno): Remove.
5913 (cpp_error, cpp_error_with_line): Update to take a diagnostic
5916 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
5917 collect_args, enter_macro_context, save_parameter, parse_params,
5918 _cpp_create_definition, check_trad_stringification,
5919 cpp_macro_definition): Update.
5920 * cppmain.c (cpp_preprocess_file): Update.
5921 * fix-header.c (read_scan_file): Update.
5923 2002-04-14 Andreas Schwab <schwab@suse.de>
5925 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
5927 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
5929 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
5931 2002-04-13 Mark Mitchell <mark@codesourcery.com>
5933 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
5936 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
5938 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
5940 2002-04-13 Joel Sherrill <joel@OARcorp.com>
5942 * config/sparc/t-elf: Enable v8 multilibs. Impacts
5943 sparc-elf and sparc-rtems targets.
5945 2002-04-13 Mark Mitchell <mark@codesourcery.com>
5947 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
5948 defined, and __gnu_hurd__ wherever __GNU__ is defined.
5949 * arm/linux-elf.h: Likewise.
5950 * cris/aout.h: Likewise.
5951 * cris/linux.h: Likewise.
5952 * i370/linux.h: Likewise.
5953 * i386/gnu.h: Likewise.
5954 * i386/linux-aout.h: Likewise.
5955 * i386/linux-oldld.h: Likewise.
5956 * i386/linux.h: Likewise.
5957 * i386/linux64.h: Likewise.
5958 * ia64/linux.h: Likewise.
5959 * m68k/linux-aout.h: Likewise.
5960 * m68k/linux.h: Likewise.
5961 * mips/linux.h: Likewise.
5962 * pa/pa-linux.h: Likewise.
5963 * pj/linux.h: Likewise.
5964 * rs6000/sysv4.h: Likewise.
5965 * s390/linux.h: Likewise.
5966 * sh/linux.h: Likewise.
5967 * sparc/linux-aout.h: Likewise.
5968 * sparc/linux.h: Likewise.
5969 * sparc/linux64.h: Likewise.
5970 * xtensa/linux.h: Likewise.
5972 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
5974 * stmt.c (check_unique_operand_names): Expect operand names to
5975 be strings rather than identifiers. Use simple_cst_equal to
5977 (resolve_operand_name_1): Make same identifier to string change here.
5978 * c-parse.in (asm_operand): Convert a named operand into a string.
5979 * cp/parse.y (asm_operand): Likewise.
5981 2002-04-13 Andreas Schwab <schwab@suse.de>
5983 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
5985 2002-04-12 Mark Mitchell <mark@codesourcery.com>
5987 Revert these changes:
5989 2002-04-06 Mark Mitchell <mark@codesourcery.com>
5992 * stor-layout.c (layout_decl): Reset the RTL for the decl.
5994 2002-04-12 Richard Henderson <rth@redhat.com>
5996 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
5997 (sparc*-*-solaris): Clean up header files.
5998 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
5999 and plan on generating 64-bit code.
6000 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
6001 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
6002 * config/sparc/sol2-sld-64.h: Rename ...
6003 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
6004 for AS_SPARC64_FLAG not defined.
6005 * config/sparc/sol2-gld-bi.h: New.
6006 * config/sparc/sol2-sld.h: Remove.
6007 * config/sparc/sol26-sld.h: New.
6008 * config/sparc/sol2.h: Tidy comments.
6009 * doc/install.texi: Document sparc-solaris configury changes.
6011 2002-04-12 Richard Henderson <rth@redhat.com>
6013 * recog.c (offsettable_address_p): Match the logic in adjust_address.
6015 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
6016 in 64-bit mode only. Use only for 32-bit or MEDLOW.
6018 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6020 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
6022 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
6024 * pa.c (pa_can_combine_p): Call extract_insn before calling
6027 2002-04-12 Douglas B Rupp <rupp@gnat.com>
6029 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
6030 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
6031 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
6032 (CPP_PREDEFINES): Handle __declspec.
6033 * config/i386/t-interix (USER_H): Remove.
6035 2002-04-12 DJ Delorie <dj@redhat.com>
6037 * integrate.c (compare_blocks): Make comparisons safe for when
6038 sizeof(int) < sizeof(char *).
6039 (find_block): Likewise.
6041 2002-04-12 Jan Hubicka <jh@suse.cz>
6042 David Edelsohn <edelsohn@gnu.org>
6044 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
6046 (symbol_ref_operand): New.
6047 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
6048 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
6050 2002-04-12 Andreas Schwab <schwab@suse.de>
6052 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
6053 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
6054 overrides the definition in config/svr4.h.
6056 2002-04-12 Eric Norum <eric.norum@usask.ca>
6058 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
6059 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
6060 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
6061 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
6062 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
6063 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
6064 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
6065 definitions to config/rtems.h and make the targets more similar.
6067 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6069 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
6070 POINTERS_EXTEND_UNSIGNED.
6071 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
6072 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
6074 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
6077 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
6079 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
6080 depends on TARGET_SHMEDIA, not TARGET_SH5.
6082 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
6084 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
6085 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
6087 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
6089 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
6092 2002-04-12 Andreas Schwab <schwab@suse.de>
6094 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
6096 2002-04-12 Richard Henderson <rth@redhat.com>
6099 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
6101 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
6102 modes spanning multiple hard regs.
6104 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
6106 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6108 * pa.c (pa_output_function_prologue): Don't accumulate the total
6109 number of code bytes when using TARGET_64BIT, or gas, SOM and not
6110 the portable runtime.
6111 (output_deferred_plabels): Handle 64bit plabels.
6112 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
6113 generating pic code using the GAS assembler for object formats that
6114 are not SOM (ie., ELF32 and ELF64).
6115 (output_millicode_call): Check attribute type if attribute length is 28.
6116 Likewise use $PIC_pcrel$0. Only call get_attr_length and
6117 dbr_sequence_length once.
6118 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
6119 dbr_sequence_length once.
6120 * pa.h (TARGET_SOM): Define if not defined.
6121 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
6122 with GAS and not SOM.
6123 (jump, call_internal_reg, call_value_internal_reg): Likewise.
6124 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
6126 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6128 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
6129 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
6130 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
6131 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
6132 elfos.h and dbxelf.h values are fine now.
6133 * config/i386/freebsd.h, config/alpha/freebsd.h
6134 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
6136 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6138 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
6139 or set Acpu or Amachine. Reformat.
6140 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
6142 (LINK_SPEC): Do not need to undef.
6143 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
6144 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
6145 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
6147 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
6148 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
6149 (LINK_SPEC): Do not need to undef.
6150 (DONT_USE_BUILTIN_SETJMP): Do not define.
6151 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
6152 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
6153 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
6154 Remove trailing spaces.
6155 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
6156 __ELF__, or set Acpu or Amachine. Reformat.
6157 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
6160 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6162 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
6163 all other *-*-freebsd* targets.
6165 2002-04-11 Richard Henderson <rth@redhat.com>
6167 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
6169 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6171 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
6172 Include {cpu}/{cpu}.h thru tm_file.
6173 (alpha*-*-linux*ecoff): Remove target.
6174 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
6175 (LINK_SPEC): Remove, is not OS independent.
6176 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
6177 (LINK_SPEC): Do not need to #undef any longer.
6178 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
6180 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
6182 (LINK_SPEC): Moved here from alpha/elf.h.
6183 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
6185 * config/alpha/linux-ecoff.h: Remove.
6186 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
6187 (CPP_SPEC): Define _POSIX_SOURCE as needed.
6188 (CPP_SUBTARGET_SPEC): Do not define.
6189 (LINK_SPEC): Do not need to #undef any longer.
6190 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
6191 * config/alpha/vms.h: Likewise.
6193 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
6195 * doc/extend.texi: Remove old claim that typedefs cannot have
6196 an alignment attribute.
6198 2002-04-11 Jakub Jelinek <jakub@redhat.com>
6200 PR optimization/6177
6201 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
6202 bitpos is 0 and bitsize CONCAT size.
6204 2002-04-11 Jakub Jelinek <jakub@redhat.com>
6207 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
6209 2002-04-10 David O'Brien <obrien@FreeBSD.org>
6211 * config/alpha/freebsd.h: Minor reformatting.
6212 (CPP_SPEC): Define ELF and add cpp_subtarget.
6213 (ASM_SPEC): No longer needed.
6215 2002-04-11 Richard Henderson <rth@redhat.com>
6217 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
6218 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
6219 (dimode mem/zero splitter): New.
6221 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
6223 * config/cris/cris.c (cris_override_options): Tweak error message
6224 for PIC not implemented.
6226 * config/cris/cris.h: Tweak comments related to parameter-passing.
6228 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
6230 2002-04-10 Richard Henderson <rth@redhat.com>
6232 * except.c (add_ehl_entry): Allow duplicates after landing pad
6235 2002-04-10 David Edelsohn <edelsohn@gnu.org>
6237 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
6239 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
6241 * c-decl.c (c_init_decl_processing): Move generation of
6242 decls for g77_integer_type_node and friends from here ...
6243 * c-common.c (c_common_nodes_and_builtins): ... to here.
6245 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
6247 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
6248 is only used as frame pointer when frame_pointer_needed is true.
6250 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
6253 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
6254 for the fact that the pool entry uses two words.
6255 (movdf_hard_insn): Similarly. Also, ADR instruction can span
6257 (movdf_soft_insn): Similarly.
6258 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
6259 for the fact that the pool entry uses three words.
6261 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
6263 * config/mips/mips.c (mips_va_arg): When using the struct version
6264 of the EABI va_list, allow arguments in the register save area to
6265 take up less room than a stack argument.
6267 2002-04-10 Richard Henderson <rth@redhat.com>
6269 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
6270 if EXPAND_INITIALIZER.
6272 2002-04-09 Richard Henderson <rth@redhat.com>
6274 * config/alpha/alpha.md (movdi_er_maybe_g): New.
6275 * config/alpha/alpha.c (alpha_expand_mov): Use it.
6277 2002-04-10 Alan Modra <amodra@bigpond.net.au>
6279 PR optimization/6233
6280 * rtlanal.c (pure_call_p): New function.
6281 * rtl.h (pure_call_p): Declare.
6282 * loop.c (prescan_loop): Use it to set has_nonconst_call.
6283 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
6285 2002-04-09 Eric Christopher <echristo@redhat.com>
6287 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
6288 information to .comm directive.
6290 2002-04-09 Richard Henderson <rth@redhat.com>
6293 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
6295 2002-04-09 Richard Henderson <rth@redhat.com>
6297 * basic-block.h (flow_delete_block_noexpunge): Declare.
6298 (expunge_block_nocompact): Declare.
6299 * cfg.c (expunge_block_nocompact): Split out from ...
6300 (expunge_block): ... here.
6301 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
6302 (flow_delete_block_noexpunge): Split out from ...
6303 (flow_delete_block): ... here.
6304 * cfgcleanup.c (delete_unreachable_blocks): Compact while
6305 removing dead blocks.
6306 * except.c (exception_handler_labels): Remove.
6307 (exception_handler_label_map): New.
6308 (struct eh_region): Add aka member.
6309 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
6310 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
6311 (for_each_eh_label, for_each_eh_label_1): New.
6312 (init_eh): Register exception_handler_label_map.
6313 (free_eh_status): Use free_region.
6314 (find_exception_handler_labels): Use the map, not the list.
6315 (remove_exception_handler_label): Likewise.
6316 (maybe_remove_eh_handler): Likewise.
6317 (remove_eh_handler): Use the region aka bitmap.
6318 * except.h (exception_handler_labels): Remove.
6319 (for_each_eh_label): Declare.
6320 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
6321 * loop.c (invalidate_loops_containing_label): New.
6322 (find_and_verify_loops): Use it. Use for_each_eh_label.
6323 * sched-rgn.c (is_cfg_nonregular): Use
6324 current_function_has_exception_handlers.
6326 2002-04-09 Richard Henderson <rth@redhat.com>
6328 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
6329 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
6330 Do not return changed status.
6331 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
6332 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
6333 New functions that do return changed status.
6334 * sbitmap.h: Update decls.
6335 * gcse.c, lcm.c: Use _cg functions as needed.
6337 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
6339 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
6340 (sh64-*-elf*, sh-*-rtemself*): Likewise.
6341 * config/sh/embed_bb.c: New file.
6342 * config/sh/embed-elf.h: New file.
6343 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
6344 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
6345 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
6347 (SUBTARGET_CPP_PTR_SPEC): Don't define.
6348 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
6349 Add subtarget_asm_endian_spec.
6350 (ASM_SPEC): Use subtarget_asm_endian_spec.
6351 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
6352 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
6353 (WCHAR_UNSIGNED): Define.
6354 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
6355 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
6356 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
6358 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
6359 (sh_adjust_cost): Likewise.
6360 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
6362 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
6363 (WCHAR_TYPE_SIZE): Likewise.
6364 (ASM_SPEC): Use subtarget_asm_endian_spec.
6365 (SH_ELF_WCHAR_TYPE): #undef/ #define.
6366 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
6367 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
6368 (MAX_WCHAR_TYPE_SIZE): Don't #define .
6369 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
6370 (USER_LABEL_PREFIX): Don't #undef /#define .
6371 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
6372 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
6373 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
6374 (ASM_SPEC): Likewise.
6375 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
6376 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
6377 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
6378 (LIB2FUNCS_EXTRA): Define.
6379 * t-sh64 (LIB2FUNCS_EXTRA): Define.
6380 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
6381 (LIB1ASMFUNCS_CACHE): Define.
6382 (LIB2FUNCS_EXTRA): Redefine empty.
6384 2002-04-08 Richard Henderson <rth@redhat.com>
6386 * reorg.c (get_branch_condition): Use reversed_comparison_code.
6388 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6390 * config/m68hc11/larith.asm (__map_data_section): Fix condition
6391 and optimize for size.
6392 (__do_global_ctors): Fix pointer comparison.
6393 (__do_global_dtors): Likewise.
6395 2002-04-09 David S. Miller <davem@redhat.com>
6397 * config/sparc/sparc.c (sparc_extra_constraint_check): New
6398 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
6399 allow reloading pseudos.
6400 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
6401 * config/sparc/sparc-protos.h: Declare it.
6403 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
6404 unsigned comparison warning.
6405 (output_restore_regs): Mark leaf_function as unused.
6407 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6409 * expr.c (is_aligning_offset): New function.
6410 (expand_expr, case COMPONENT_EXPR): Call it.
6412 2002-04-08 David S. Miller <davem@redhat.com>
6415 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
6417 Make init_priority work on Sparc when using GNU ld.
6418 * config/sparc/linux.h, config/sparc/linux64.h,
6419 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
6420 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
6421 * config/sparc/sol2-gld.h: New file to do the same.
6422 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
6423 sparc/sol2-gld.h to tm_file.
6425 PR optimization/4328
6426 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
6427 * doc/md.texi: Document it.
6428 * config/sparc/sparc.md (movdi_insn_sp64_novis,
6429 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
6430 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
6431 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
6432 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
6434 2002-04-08 Andreas Jaeger <aj@suse.de>
6436 * stmt.c (expand_asm_operands): Revert last patch from Richard
6439 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6441 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
6442 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
6444 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6446 * doc/contrib.texi (Contributors): Add David O'Brien.
6448 2002-04-08 Alan Modra <amodra@bigpond.net.au>
6450 * configure.in (auto-build.h): Use target_alias and build_alias
6451 when running configure.
6452 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
6453 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
6454 * configure: Regenerate.
6456 2002-04-07 David S. Miller <davem@redhat.com>
6458 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
6460 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
6463 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
6464 generating 32-bit pic code.
6466 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
6468 * cppinit.c (cpp_create_reader): Initialize
6469 discard_comments_in_macro_exp.
6470 (COMMAND_LINE_OPTIONS): Add "-CC" option.
6471 (cpp_handle_option): Handle "-CC" option.
6472 * cpplex.c (save_comment): If saving a C++ comment in
6473 a directive, convert it to a C comment.
6474 (_cpp_lex_direct): Pass second comment start character to
6475 save_comment to indicate comment type.
6476 * cpplib.c (_cpp_handle_directive): If processing
6477 a "#define" directive and discard_comments_in_macro_exp
6478 is false, re-enable saving of comments.
6479 (lex_macro_node): If discard_comments_in_macro_exp is false,
6480 discard any comments before the macro identifier.
6481 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
6483 * cppmacro.c (cpp_get_token): If expanding a macro while
6484 processing a directive, discard any comments we might encounter.
6485 (parse_params): If discard_comments_in_macro_exp is false,
6486 ignore comments in the macro parameter list.
6487 * gcc.c (cpp_unique_options): Add "-CC" option.
6488 (option_map): Map "--comments-in-macros" to "-CC".
6489 * doc/cppopts.texi: Document "-CC" option.
6490 * f/lang-specs.h: Add "-CC" option.
6491 * testsuite/gcc.dg/cpp/maccom1.c: New test.
6492 * testsuite/gcc.dg/cpp/maccom2.c: New test.
6493 * testsuite/gcc.dg/cpp/maccom3.c: New test.
6494 * testsuite/gcc.dg/cpp/maccom4.c: New test.
6495 * testsuite/gcc.dg/cpp/maccom5.c: New test.
6496 * testsuite/gcc.dg/cpp/maccom6.c: New test.
6498 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
6501 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
6503 2002-04-06 Mark Mitchell <mark@codesourcery.com>
6506 * stor-layout.c (layout_decl): Reset the RTL for the decl.
6509 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
6510 RTX_UNCHANGING_P for the functions arguments when a tail call
6513 2002-04-06 Jason Merrill <jason@redhat.com>
6515 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
6516 (parse_options_and_default_flags): Set them appropriately.
6517 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
6519 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
6521 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
6524 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
6527 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
6528 types come in by-reference. Fix typo in comment.
6530 2002-04-05 David S. Miller <davem@redhat.com>
6532 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
6533 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
6534 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
6535 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
6537 2002-04-05 David S. Miller <davem@redhat.com>
6539 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
6540 are not going to emit return instructions, emit at least a nop
6541 for the sake of sane backtraces.
6543 2002-04-05 Richard Henderson <rth@redhat.com>
6545 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
6547 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
6549 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
6551 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
6553 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
6554 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
6555 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
6557 2002-04-05 Andreas Schwab <schwab@suse.de>
6559 * c-convert.c: Include c-common.h.
6560 * Makefile.in (c-convert.o): Updated.
6562 2002-04-05 Jakub Jelinek <jakub@redhat.com>
6564 * mklibgcc.in: Use separate libgcc.map for each multilib.
6565 * Makefile.in (distclean): Don't remove libgcc.map here.
6567 2002-04-05 Jakub Jelinek <jakub@redhat.com>
6569 * Makefile.in (s-mlib): Handle --disable-multilib by separate
6570 genmultilib invocation.
6572 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
6574 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
6575 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
6576 to num_gprs for symmetry.
6577 * config/mips/mips.c: Adjust accordingly.
6579 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
6581 * c-common.c (truthvalue_conversion): Rename, update.
6582 * c-common.h (c_common_truthvalue_conversion): New.
6583 * c-convert.c (convert): Update.
6584 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
6585 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
6586 * c-typeck.c (build_binary_op, build_unary_op,
6587 build_conditional_expr): Update.
6588 * fold-const.c (constant_boolean_node, fold): Use langhook.
6589 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
6590 * langhooks.h (struct lang_hooks): New hook.
6591 * stmt.c (expand_decl_cleanup): Use langhook.
6592 * tree.h (truthvalue_conversion): Remove.
6594 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
6596 2002-04-05 Alan Modra <amodra@bigpond.net.au>
6598 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
6599 Add rules to make null object file.
6601 2002-04-04 Jim Blandy <jimb@redhat.com>
6603 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
6604 macro formal parameter names.
6606 2002-04-04 David S. Miller <davem@redhat.com>
6608 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
6610 2002-04-04 Richard Henderson <rth@redhat.com>
6613 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
6614 Support copies into and out of memory. Don't accept allows_reg
6615 and allows_mem as gospel.
6617 2002-04-04 Richard Henderson <rth@redhat.com>
6620 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
6621 (write_dependence_p): Likewise.
6623 2002-04-04 Richard Henderson <rth@redhat.com>
6625 * predict.c (estimate_bb_frequencies): Do frequency calculation
6626 with a volatile temporary.
6628 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
6630 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
6632 2002-04-04 Jakub Jelinek <jakub@redhat.com>
6635 * final.c (final_start_function): Don't bump profile_label_no here...
6636 (final_end_function): ...but here.
6638 2002-04-04 Jakub Jelinek <jakub@redhat.com>
6640 * config/sparc/sparc.md (pic): New attribute.
6641 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
6643 (split after do_builtin_setjmp_setup): New.
6645 2002-04-04 Jakub Jelinek <jakub@redhat.com>
6648 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
6651 2002-04-04 Jakub Jelinek <jakub@redhat.com>
6653 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
6654 UNITS_PER_WORD for zero sized aggregates.
6656 2002-04-03 David S. Miller <davem@redhat.com>
6658 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
6659 one-character spec for this, just use %(link_gcc_c_sequence).
6661 2002-04-03 David S. Miller <davem@redhat.com>
6663 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
6666 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6668 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
6669 (DWARF_FRAME_RETURN_COLUMN): Move.
6670 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6671 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
6672 * pa.c (except.h, predict.h): Include.
6674 (store_reg_modify, set_reg_plus_d): Revise prototypes.
6675 (output_ascii): Add cast.
6676 (store_reg_modify): Revise to add frame notes.
6677 (set_reg_plus_d): Likewise.
6678 (compute_frame_size): Include space for eh data registers in frame if
6679 the current function calls eh_return.
6680 (hppa_expand_prologue): Ensure register %r2 is saved if the current
6681 function calls eh_return. Save eh data registers if the current
6682 function calls eh_return. Fix code to add frame notes. Emit
6683 blockage to prevent insns with frame notes being scheduled in the
6684 delay slot of calls.
6685 (hppa_expand_epilogue): Restore eh data registers and do final stack
6686 adjustment if the current function calls eh_return. Don't add frame
6688 (output_call): Revise for change in length of call insn. Don't do
6689 return pointer adjustment for an unconditional jump in the delay slot
6690 of a call when using frame notes.
6691 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
6692 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
6693 (ARG_POINTER_CFA_OFFSET): Define.
6694 * pa.md (return_external_pic): New pattern.
6695 (prologue): Correct formatting. Use return_external_pic if current
6696 function calls eh_return.
6697 (call_internal_symref, call_value_internal_symref,
6698 sibcall_internal_symref, sibcall_value_internal_symref): Change default
6699 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
6701 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
6703 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
6704 list of targets to check using "nop" insn.
6705 * configure: Rebuilt.
6707 2002-04-04 Alan Modra <amodra@bigpond.net.au>
6709 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
6711 2002-04-03 David S. Miller <davem@redhat.com>
6713 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
6714 library sequence passed to the linker.
6715 (LINK_COMMAND_SPEC): Use it.
6716 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
6717 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
6718 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
6720 2002-04-03 Jason Merrill <jason@redhat.com>
6722 * except.c (struct eh_status): Remove protect_list.
6723 (begin_protect_partials, end_protect_partials): Remove.
6724 (add_partial_entry): Remove.
6725 * except.h: Remove prototypes.
6727 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
6728 expand_decl_cleanup_eh.
6731 * tree.h (CLEANUP_EH_ONLY): New macro.
6732 * stmt.c (expand_decl_cleanup_eh): New fn.
6733 (expand_cleanups): Check CLEANUP_EH_ONLY.
6734 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
6735 Use expand_decl_cleanup_eh.
6736 (expand_stmt): Adjust.
6737 * c-common.h: Adjust prototype.
6739 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
6741 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
6742 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
6743 (cris_target_asm_function_epilogue): Ditto.
6744 (cris_initial_frame_pointer_offset): Ditto.
6745 (cris_simple_epilogue): Ditto.
6746 (cris_expand_builtin_va_arg): Variable-size types come in
6749 2002-04-03 David S. Miller <davem@redhat.com>
6751 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
6753 (set_fast_math): Correct 'fsr' type.
6755 2002-04-03 Richard Henderson <rth@redhat.com>
6758 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
6759 * toplev.c (check_global_declarations): Use it.
6760 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
6761 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
6762 (LANG_HOOKS_DECLS): Add it.
6763 * langhooks.c (lhd_warn_unused_global_decl): New.
6764 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
6765 * c-objc-common.c (c_warn_unused_global_decl): New.
6766 * c-tree.h (c_warn_unused_global_decl): Declare.
6767 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
6769 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
6771 * langhooks-def.h (lhd_set_decl_assembler_name,
6772 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
6773 (LANG_HOOKS_INITIALIZER): Update.
6774 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
6775 * langhooks.h (struct lang_hooks): New hook.
6776 * tree.c (set_decl_assembler_name): Move to langhooks.c.
6777 (lang_set_decl_assembler_name): Remove.
6778 (init_obstacks): Don't set hook.
6779 (decl_assembler_name): New function.
6780 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
6781 (decl_assembler_name): New.
6782 (lang_set_decl_assembler_name): Remove.
6784 2002-04-03 Jakub Jelinek <jakub@redhat.com>
6786 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
6787 works properly with .hidden symbols.
6788 * configure: Rebuilt.
6789 * config.in: Rebuilt.
6790 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6791 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
6792 properly with .hidden symbols.
6794 2002-04-03 Jakub Jelinek <jakub@redhat.com>
6797 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
6800 2002-04-03 Richard Henderson <rth@redhat.com>
6803 * sched-rgn.c (sets_likely_spilled): New.
6804 (sets_likely_spilled_1): New.
6805 (add_branch_dependences): Use it.
6807 2002-04-02 Richard Henderson <rth@redhat.com>
6810 * loop.h (LOOP_FIRST_PASS): New.
6811 * loop.c (strength_reduce): Mind it when deciding to unroll.
6812 * toplev.c (rest_of_compilation): Set it.
6814 2002-04-02 David S. Miller <davem@redhat.com>
6816 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
6817 mems_ok_for_ldd_peep when the order of the loads being examined
6819 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
6820 existing comment to increase comprehension of this situation.
6822 2002-04-02 Zack Weinberg <zack@codesourcery.com>
6824 * config/sh/sh.md: Don't use union real_extract.
6826 2002-04-02 Richard Henderson <rth@redhat.com>
6828 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
6830 2002-04-02 David O'Brien <obrien@FreeBSD.org>
6832 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
6833 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
6834 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
6835 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
6836 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
6837 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
6838 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
6839 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
6840 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
6841 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
6842 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
6843 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
6844 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
6845 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
6846 Include as many configury headers via tm_file as possible. This
6847 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
6848 * config/openbsd-oldgas.h: New file.
6849 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
6850 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
6851 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
6852 config/i386/i386-coff.h, config/i386/i386-interix.h,
6853 config/i386/iscdbx.h, config/i386/linux-aout.h,
6854 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
6855 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
6856 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
6857 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
6858 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
6859 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
6860 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
6861 config/i386/vxi386.h: Do not directly include configury headers.
6862 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
6863 Directly include configury headers that are no longer automatically
6864 included by the above headers.
6865 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
6866 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
6867 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
6868 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
6869 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
6870 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
6871 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
6872 (TARGET_VERSION): Define.
6873 * config/i386/beos-elf.h, config/i386/freebsd.h,
6874 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
6875 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
6876 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
6877 config/i386/sco5.h, config/i386/sysv4.h
6878 (TARGET_VERSION): Do not need to protect.
6879 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
6880 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
6881 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
6882 config/i386/i386-interix.h, config/i386/linux-aout.h,
6883 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
6884 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
6885 (YES_UNDERSCORES): Do not define - not needed.
6886 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
6887 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
6888 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
6889 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
6890 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
6891 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
6892 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
6893 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
6895 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
6896 Richard Henderson <rth@redhat.com>
6899 * function.c (assign_temp): Accept either type or decl argument.
6900 Detect variables whose size is too large to fit into an integer.
6901 * stmt.c (expand_decl): Pass the decl, not the type.
6903 2002-04-02 David O'Brien <obrien@FreeBSD.org>
6905 * protoize.c: Match include directory usage with cppdefault.c.
6907 2002-04-03 Jeffrey A Law (law@redhat.com)
6908 Hans-Peter Nilsson <hp@bitrange.com>
6910 * combine.c (simplify_comparison): Avoid narrowing a comparison
6911 with a paradoxical subreg when doing so would drop signficant bits.
6913 2002-04-02 Steve Ellcey <sje@cup.hp.com>
6915 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
6916 if POINTERS_EXTEND_UNSIGNED is defined.
6918 2002-04-02 Richard Henderson <rth@redhat.com>
6921 * local-alloc.c (contains_replace_regs): LO_SUM may contain
6924 2002-04-02 Richard Henderson <rth@redhat.com>
6926 * doc/standards.texi: Document required freestanding libc entry points.
6928 2002-04-02 Alan Modra <amodra@bigpond.net.au>
6930 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
6931 associated splitter. Remove MQ constraint.
6932 (ctrdi_internal4): Correct CCmode clobber.
6934 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6936 * milli64.S ($$dyncall): New function.
6937 * t-linux (LIB1ASMFUNCS): Revise module list.
6938 (LIB1ASMSRC): Use pa/milli64.S.
6940 2002-04-02 Richard Henderson <rth@redhat.com>
6942 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
6943 rename solaris_sys_varargs_h.
6945 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6947 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
6948 the same mode as its component.
6950 2002-04-02 Richard Henderson <rth@redhat.com>
6953 * final.c (this_is_asm_operands): Export.
6954 * output.h (this_is_asm_operands): Declare.
6955 * config/i386/i386.c (print_operand): Error odd asm operands.
6957 2002-04-02 Richard Henderson <rth@redhat.com>
6960 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
6962 2002-04-01 Richard Henderson <rth@redhat.com>
6965 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
6966 * fixinc/fixincl.x: Rebuild.
6968 2002-04-01 Richard Henderson <rth@redhat.com>
6970 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
6971 (atomic_alloc, atomic_free): New.
6972 (SIZE, MASK_FOR, PTR_IN): New.
6973 (emergency_reg_state, emergency_reg_state_free): New.
6974 (emergency_labeled_state, emergency_labeled_state_free): New.
6975 (reg_state_alloced, labeled_state_alloced): New.
6976 (alloc_reg_state, free_reg_state): New.
6977 (alloc_label_state, free_label_state, free_label_states): New.
6978 (push, pop, dup_state_stack, free_state_stack): Use them.
6979 (desc_label_state): Likewise.
6980 (uw_frame_state_for): Free label states and state stack.
6981 (uw_update_reg_address): Eliminate warnings.
6983 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
6985 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
6986 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
6988 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
6990 * c-decl.c (grokdeclarator): Update.
6991 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
6992 * c-tree.h (c_mark_addressable): New.
6993 * c-typeck.c (default_function_array_conversion, build_unary_op,
6994 build_array_ref, convert_for_assignment): Update.
6995 (mark_addressable): Rename.
6996 * calls.c (try_to_integrate, expand_call): Use langhook.
6997 * expr.c (expand_expr): Use langhook.
6998 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
6999 * langhooks.h (struct lang_hooks): New hook.
7000 * stmt.c (expand_asm_operands): Use langhook.
7001 * tree.h (mark_addressable): Remove.
7003 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
7005 2002-04-01 Bob Wilson <bob.wilson@acm.org>
7007 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
7010 2002-04-01 Bob Wilson <bob.wilson@acm.org>
7012 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
7013 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
7015 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
7017 * c-common.c (unsigned_conversion_warning, convert_and_check,
7018 unsigned_type, signed_type, shorten_compare,
7019 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
7020 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
7021 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
7023 * c-decl.c (grokdeclarator): Update.
7024 * c-format.c (check_format_types): Update.
7025 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
7026 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
7027 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
7028 * convert.c (convert_to_integer): Use new hooks.
7029 * expmed.c (make_tree): Use new hooks.
7030 * expr.c (store_expr): Use new hooks.
7031 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
7032 all_ones_mask_p, unextend, fold): Use new hooks.
7033 * langhooks.h (struct lang_hooks_for_types): New hooks.
7034 * tree.h (signed_or_unsigned_type, signed_type,
7035 unsigned_type): Remove.
7037 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
7038 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
7040 2002-03-31 Richard Henderson <rth@redhat.com>
7042 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
7043 (desc_frgr_mem): Fix reference to f16-f31.
7045 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7047 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
7048 RTVEC_ELT): Const-ify.
7049 * varray.h (VARRAY_CHECK): Const-ify.
7050 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
7051 ggc_mark_rtvec, ggc_mark): Const-ify.
7053 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
7055 * diagnostic.c: Include langhooks-def.h.
7056 * Makefile.in (diagnostic.o): Update.
7058 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
7060 * c-common.c (c_unsafe_for_reeval): Rename.
7061 * c-common.h (c_unsafe_for_reeval): Rename.
7062 * c-decl.c (finish_incomplete_decl): Rename.
7063 (c_init_decl_processing): Don't set langhook.
7064 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
7065 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
7066 * c-objc-common.c (c_objc_common_init): Don't set langhook.
7067 * c-tree.h (finish_incomplete_decl): Rename.
7068 * langhooks-def.h (lhd_unsafe_for_reeval): New.
7069 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
7070 (LANG_HOOKS_INITIALIZER): Update.
7071 * langhooks.c (lhd_unsafe_For_reeval): New.
7072 * langhooks.h (struct langhooks): New hooks.
7073 * toplev.c (incomplete_decl_finalize_hook): Remove.
7074 (wrapup_global_declarations): Update.
7075 * tree.c (lang_unsafe_for_reeval): Remove.
7076 (unsafe_for_reeval): Update.
7077 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
7080 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
7081 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
7083 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
7085 * diagnostic.c (print_error_function): Remove.
7086 (default_print_error_function): Rename.
7087 (report_error_function): Update.
7088 * diagnostic.h (print_error_function): Remove.
7089 (default_print_error_function): Remove.
7090 * langhooks-def.h (struct diagnostic_context): Predeclare.
7091 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
7092 (LANG_HOOKS_INITIALIZER): Update.
7093 * langhooks.h (struct diagnostic context): Predeclare.
7094 (struct lang_hooks): New hook.
7096 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7098 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
7099 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
7101 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
7102 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
7103 of PIC_OFFSET_TABLE_REGNUM thruout.
7104 * config/rs6000/rs6000.md: Likewise.
7105 * config/rs6000/darwin.h: Likewise.
7107 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7109 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
7110 unsigned HOST_WIDE_INT, not unsigned int.
7112 2002-03-31 Jakub Jelinek <jakub@redhat.com>
7114 PR middle-end/6096, middle-end/6098, middle-end/6099
7115 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
7117 (fill_slots_from_thread): Likewise.
7119 2002-03-31 Jakub Jelinek <jakub@redhat.com>
7121 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
7122 floating fields in float regs.
7123 (function_arg_record_value_2): Likewise.
7125 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
7127 * config/mmix/mmix.md (define_constants): Remove misleading
7128 FIXME. Add MMIX_fp_rO_OFFSET.
7129 ("nonlocal_goto_receiver"): Don't have stack-frame address of
7130 saved rO as part of the pattern. Remove FIXME.
7131 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
7132 here, at output-time.
7134 2002-03-31 Jakub Jelinek <jakub@redhat.com>
7137 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
7139 (output_v9branch): Likewise.
7141 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
7143 * gcc.c: Revert previous patch for now.
7144 * config/i386/djgpp.h: Likewise.
7146 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
7148 * config/mmix/crti.asm (_init): Register _fini with atexit.
7149 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
7151 2002-03-31 Richard Henderson <rth@redhat.com>
7154 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
7155 (ASM_OUTPUT_DEF_FROM_DECLS): New.
7157 2002-03-31 Richard Henderson <rth@redhat.com>
7159 * libgcc2.c (__bb_exit_func): Make static.
7161 * config/alpha/alpha.md (trap): New.
7163 2002-03-31 Richard Henderson <rth@redhat.com>
7165 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
7166 promoted argument types; build trap.
7167 (expand_builtin_trap): New.
7168 (expand_builtin): Use it.
7169 * stmt.c (expand_nl_goto_receivers): Likewise.
7170 * expr.h (expand_builtin_trap): Declare.
7171 * libfuncs.h (LTI_abort, abort_libfunc): New.
7172 * optabs.c (init_optabs): Init abort_libfunc.
7174 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
7176 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
7177 (LINK_COMMAND_SPEC): ... from here.
7178 (init_gcc_specs): Duplicate it here too, omitting
7179 shared_name in the second copy.
7180 (init_spec): Test for duplicate
7181 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
7183 2002-03-30 David S. Miller <davem@redhat.com>
7185 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7186 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
7188 2002-03-30 Roger Sayle <roger@eyesopen.com>
7189 Richard Henderson <rth@redhat.com>
7191 * regmove.c (combine_stack_adjustments_for_block): Avoid
7192 emitting a stack adjustment of zero bytes. Let delete_insn
7195 2002-03-30 Richard Henderson <rth@redhat.com>
7197 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
7198 (sparc_emitting_epilogue): New.
7199 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
7200 * config/sparc/sparc-protos.h: Update.
7201 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
7202 (TARGET_SWITCHES): Update.
7203 * config/sparc/sparc.md (return): Remove.
7204 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
7205 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
7206 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
7207 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
7208 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
7209 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
7210 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
7211 Remove MASK_EPILOGUE.
7212 * doc/invoke.texi: Update.
7214 2002-03-30 Daniel Berlin <dan@dberlin.org>
7216 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
7217 CPP will start the file for us.
7219 2002-03-30 Richard Henderson <rth@redhat.com>
7222 * config/ia64/ia64.c (group_barrier_needed_p): Special case
7223 prologue_allocate_stack.
7224 (ia64_single_set): Use insn codes for recognition of special
7225 cases, not rtl matching.
7226 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
7228 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
7230 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
7232 2002-03-30 Richard Henderson <rth@redhat.com>
7235 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
7236 or -fomit-frame-pointer with profiling.
7237 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7238 (FUNCTION_PROFILER): Do nothing.
7239 (PROFILE_HOOK): New.
7240 * config/sparc/sparc.c (sparc_override_options): Don't check
7241 code models for profiling.
7242 (sparc_function_profiler): Remove.
7243 (sparc_profile_hook): New.
7244 * config/sparc/sparc-protos.h: Update.
7246 2002-03-30 Jakub Jelinek <jakub@redhat.com>
7248 PR optimization/6086
7249 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
7250 of SUBREG of volatile MEM or because the MEM was mode dependent,
7251 return CLOBBER instead of unmodified SUBREG.
7253 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
7255 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
7256 when not optimizing.
7258 * toplev.c (rest_of_compilation): Cann mark_constant_function
7259 only when optimizing.
7261 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
7264 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
7265 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
7266 (try_optimize_cfg): clear all AUX fields.
7268 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
7269 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
7270 (ix86_address_cost): Be prepared for SUBREGed registers.
7271 (legitimate_address_p): Accept SUBREGed registers.
7273 2002-03-29 Richard Henderson <rth@redhat.com>
7276 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
7278 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7280 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
7281 for aggregate and TFmode types.
7283 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
7285 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
7287 2002-03-29 Richard Henderson <rth@redhat.com>
7290 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
7291 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
7293 2002-03-29 Richard Henderson <rth@redhat.com>
7296 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
7297 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
7298 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
7299 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
7301 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
7303 2002-03-29 Dale Johannesen <dalej@apple.com>
7305 * loop.c (combine_movables): Do allow combination of pseudos.
7307 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
7309 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
7310 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
7311 No functional change except ...
7312 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
7313 * doc/install.texi (*-*-freebsd*): Document port configuration.
7315 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
7317 * Makefile.in (convert.o, calls.o, expmed.o): Update.
7318 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
7320 * builtin-types.def (BT_PTRMODE): Update.
7321 * c-common.c (type_for_size): Rename c_common_type_for_size.
7322 (type_for_mode): Similarly.
7323 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
7325 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
7326 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
7327 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
7329 * c-typeck.c (common_type, comptypes, default_conversion):
7331 * calls.c: Include langhooks.h.
7332 (emit_library_call_value_1): Use new hooks. Avoid redundant
7334 * convert.c: Include langhooks.h
7335 (convert_to_pointer, convert_to_integer): Use new hooks.
7336 * except.c (init_eh): Similarly.
7337 * expmed.c: Include langhooks.h.
7338 (expand_mult_add): Use new hooks.
7339 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
7340 try_casesi): Similarly.
7341 * fold-const.c (optimize_bit_field_compare, make_range,
7342 decode_field_reference, fold_truthop, fold): Similarly.
7343 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
7344 put_var_into_stack): Similarly.
7345 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
7346 LANG_HOOKS_TYPE_FOR_SIZE): New.
7347 (LANG_HOOKS_TYPES_INITIALIZER): Update.
7348 * langhooks.h (lang_hooks_for_types): New hooks.
7349 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
7350 * tree.c (get_unwidened, get_narrower): Similarly.
7351 * tree.h (type_for_mode, type_for_size): Remove.
7352 * varasm.c (force_const_mem): Use new hooks.
7353 * utils2.c (nonbinary_modular_operation): Update.
7355 * objc-act.c (handle_impent): Update.
7356 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
7359 2002-03-29 Steve Ellcey <sje@cup.hp.com>
7361 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
7362 * config/ia64/ia64.c (basereg_operand): New.
7363 * config/ia64/ia64-protos.h (basereg_operand): Declare.
7364 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
7366 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
7368 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
7369 unwind information when frame_pointer_needed.
7370 (mmix_assemble_integer): Tweak wording in comment.
7372 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
7374 * Makefile.in (except.o): Update.
7375 * except.c: Include langhooks.h.
7376 (init_eh): Use langhook.
7377 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
7378 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
7379 (LANG_HOOKS_INITIALIZER): Update.
7380 * langhooks.h (lang_hooks_for_types): New.
7381 (struct lang_hooks): Add it.
7382 * tree.c (make_lang_type_fn, make_lang_type): Remove.
7383 * tree.h (make_lang_type_fn, make_lang_type): Remove.
7385 * alpha/alpha.c: Include langhooks.h.
7386 (alpha_build_va_list): Use langhook.
7387 * d30v/d30v.c: Include langhooks.h.
7388 (d30v_build_va_list): Use langhook.
7389 * i386/i386.c: Include langhooks.h.
7390 (ix86_build_va_list): Use langhook.
7391 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
7392 * s390/s390.c: Include langhooks.h.
7393 (s390_build_va_list): Use langhook.
7394 * stormy16/stormy16.c: Include langhooks.h.
7395 (stormy16_build_va_list): Use langhook.
7397 2002-03-29 Jakub Jelinek <jakub@redhat.com>
7400 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
7402 (length): Compute variable length for branches/calls/jumps here.
7403 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
7404 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
7405 define branch_type attribute.
7406 (divsi3_sp32): Maximum length is 6 not 7.
7407 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
7408 call_address_untyped_struct_value_sp32,
7409 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
7410 * config/sparc/sparc.c (empty_delay_slot): New function.
7411 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
7412 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
7414 2002-03-29 Jakub Jelinek <jakub@redhat.com>
7416 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
7417 nonzero_bits if not needed.
7418 (nonzero_bits) [XOR]: Likewise.
7419 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
7420 reg_last_set_mode and mode are both MODE_INT, but not equal.
7421 (record_value_for_reg): Compute reg_last_set_nonzero_bits
7422 in nonzero_bits_mode for MODE_INT modes.
7424 2002-03-28 Richard Henderson <rth@redhat.com>
7427 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
7428 to GAS. Correct drift between alternatives.
7430 2002-03-28 Richard Henderson <rth@redhat.com>
7433 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
7435 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
7437 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
7438 emulation to the linker.
7440 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
7442 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
7443 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
7445 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
7447 * combine.c (simplify_and_const_int): Make sure to apply mask
7448 when force_to_mode returns a constant integer. PR3311.
7450 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7452 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
7454 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7456 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
7457 and Objective-C Dialect Options.
7459 2002-03-28 Richard Henderson <rth@redhat.com>
7461 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
7462 comparison should be done vs !=0 not >0 return code. Tidy cases.
7464 2002-03-28 Richard Henderson <rth@redhat.com>
7466 * c-decl.c (finish_function): New arg can_defer_p. Pass it
7467 on to c_expand_body.
7468 * c-tree.h (finish_function): Update decl.
7469 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
7471 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
7473 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
7475 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
7477 * rtlanal.c: Include flags.h
7478 (may_trap_p): Do not mark FP operations if trapping
7479 if !flag_trapping_math
7480 * Makefile.in (rtlanal.o): Add dependency on flag.h
7481 * ifcvt.c (noce_operand_ok): Avoid the lameness.
7483 2002-03-27 Zack Weinberg <zack@codesourcery.com>
7485 * mips.md: Use dconst1, not 1.0, as first argument of
7486 REAL_VALUE_LDEXP. Don't use union real_extract.
7488 2002-03-28 Alan Modra <amodra@bigpond.net.au>
7490 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
7491 rather than $target. Heed program_prefix and
7492 program_transform_name. Search for gas in cross-compiler case too.
7493 "test -x" rather than "test -f".
7494 (gcc_cv_ld): Likewise.
7495 (gcc_cv_nm): Heed program_prefix and program_transform_name.
7496 (gcc_cv_objdump): Likewise.
7497 * configure: Regenerate.
7499 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7501 * Makefile.in (attribs.o): Update.
7502 * attribs.c: Include langhooks.h.
7503 (decl_attributes): Use langhook.
7504 * c-decl.c (insert_default_attributes): Rename.
7505 * c-tree.h (c_insert_default_attributes): New.
7506 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
7507 (LANG_HOOKS_INITIALIZER): Update.
7508 * langhooks.h (struct lang_hooks): New hook.
7509 * tree.h (insert_default_attributes): Remove.
7511 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
7513 2002-03-27 Andreas Schwab <schwab@suse.de>
7515 * config/i386/i386.c (classify_argument): Also check for
7518 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7520 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
7523 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
7525 * i960.md (ret): Set PC.
7526 (nonlocal_goto): Fix expander.
7527 * builtins.c (epxand_builin_longjmp): Check that we've emitted
7530 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
7532 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
7535 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7537 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
7538 assigning to BLOCK_FOR_INSN directly.
7540 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
7542 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
7544 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7546 * c-common.c (c_expand_expr): Fix prototype.
7547 * c-common.h (c_expand_expr): Always declare, update.
7548 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
7549 * c-objc-common.c (c_objc_common_init): No global hook.
7550 * expr.c (expand_expr): Use langhook.
7551 * expr.h (enum expand_modifier): Conditionally declare.
7552 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
7553 (LANG_HOOKS_INITIALIZER): Update.
7554 * langhooks.c (lhd_expand_expr): New.
7555 * langhooks.h (struct lang_hooks): New hook.
7556 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
7557 (lang_independent_init): Don't default hook.
7559 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
7561 2002-03-27 Richard Henderson <rth@redhat.com>
7564 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
7565 TARGET_CONST_GP. Simplify conditions.
7567 2002-03-27 Richard Henderson <rth@redhat.com>
7569 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
7570 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
7571 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
7573 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
7575 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
7576 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
7577 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
7578 Remove unnecessary masks.
7579 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
7580 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
7581 -mwindows, -mdll switches and their negations.
7583 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7585 * gcc-common.c (lang_mark_false_label_stack): Remove.
7586 * ggc.h (lang_mark_false_label_stack): Similarly.
7588 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
7590 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
7592 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
7593 or __rtems_ is defined.
7595 2002-03-26 Richard Henderson <rth@redhat.com>
7597 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
7598 if a non-trivial load was emitted.
7599 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
7600 in high+extra+low case.
7602 2002-03-26 Richard Henderson <rth@redhat.com>
7604 * config.gcc (sparc*-solaris): Use float_format=sparc.
7606 2002-03-26 Richard Henderson <rth@redhat.com>
7608 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
7609 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
7610 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
7611 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
7612 (WINT_TYPE_SIZE): Fix at 32.
7614 2002-03-26 Richard Henderson <rth@redhat.com>
7616 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
7617 until after eh landing pad generation.
7618 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
7619 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
7621 2002-03-26 Richard Henderson <rth@redhat.com>
7623 * expr.h (ADD_PARM_SIZE): One more convert for INC.
7625 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
7627 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
7628 and warning switches.
7629 (cc1_options): Likewise.
7631 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
7633 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
7634 Restore more of the signal context. Set no_reg_stack_frame.
7635 * config/ia64/unwind-ia64.c (unw_state_record):
7636 Add no_reg_stack_frame, comments.
7637 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
7638 (uw_update_context): Adjust bsp when unwinding from leaf,
7639 but not signal frame.
7641 2002-03-26 David Edelsohn <edelsohn@gnu.org>
7643 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
7645 2002-03-26 Bob Wilson <bob.wilson@acm.org>
7647 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
7649 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
7652 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
7653 "Add a pool_range attribute", which was lost during the ARM/Thumb
7656 2002-03-26 Bob Wilson <bob.wilson@acm.org>
7658 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
7659 a register into the MAC16 accumulator.
7661 2002-03-26 Andrew Cagney <ac131313@redhat.com>
7663 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
7664 (Warning Options): Document -Wswitch-enum.
7665 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
7667 (warn_switch_enum): Define variables.
7668 * flags.h (warn_switch_enum): Declare variables.
7669 * stmt.c (expand_end_case_type): When warn_switch_enum /
7670 -Wswitch-enum, perform switch checks.
7673 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
7675 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
7676 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
7677 (reload_muladdsi_compare0_scratch): Delete.
7679 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
7681 * doc/install.texi (*-*-freebsd*): Update.
7683 2002-03-26 Richard Henderson <rth@redhat.com>
7685 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
7686 (SUB_PARM_SIZE): Cast DEC to ssizetype.
7688 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
7689 types from the normal argument frame.
7691 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
7692 variable sized objects by reference.
7693 (sparc_va_arg): Receive them by reference too.
7695 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
7697 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
7698 code to not restoring global registers.
7700 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
7702 * Makefile.in (ggc-common.o): Update.
7703 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
7704 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
7705 * c-tree.h (c_mark_tree): New.
7706 * ggc-common.c: Include langhooks.h.
7707 (gcc_mark_trees): Use new langhook.
7708 * ggc-callbacks.c: Delete file.
7709 * ggc.h (lang_mark_tree): Remove.
7710 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
7711 (LANG_HOOKS_INITIALIZER): Update.
7712 * langhooks.h (struct lang_hooks): New hook.
7714 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
7716 2002-03-25 Zack Weinberg <zack@codesourcery.com>
7718 * doc/cpp.texi: Exclude entire Top node from printed manual.
7719 Move option index after directive index. Insert page breaks
7720 before GFDL and concept index. Index environment variables
7721 with command line options.
7722 * doc/cppenv.texi: Use @vtable for environment variable list.
7723 Add paragraph explaining semantics of empty elements in path
7724 variables. Exclude a cross-reference to Fishkill from the
7725 manpage. Remove an unnecessary cross-reference of the entry
7726 right above the referer. Don't use @anchor in text that goes
7728 * doc/cppopts.texi: Cross-reference the environment variables
7729 section, not the specific environment variable, for consistency.
7731 2002-03-25 Richard Henderson <rth@redhat.com>
7733 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
7734 anywhere in the block. Don't refer to insns that have been
7735 removed from the chain. Iterate backward through the new insns.
7736 Don't refer to edges that have been removed.
7738 2002-03-26 Alan Modra <amodra@bigpond.net.au>
7740 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
7741 test for overflow of constant.
7743 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
7746 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
7747 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
7748 these patterns on arm_archv4.
7750 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
7752 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
7755 2002-03-25 Zack Weinberg <zack@codesourcery.com>
7757 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
7758 float_handled, float_handler, float_signal, set_float_handler,
7759 and do_float_handler. Set handler for SIGFPE to crash_signal.
7760 * toplev.h: Don't prototype do_float_handler.
7762 * c-lex.c: Fold parse_float into lex_number. Make warning
7763 about portability of hex float constants more informative, and
7764 don't issue it on top of a syntax error.
7765 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
7767 * real.h: Define REAL_VALUE_ABS here...
7768 * simplify-rtx.c: ... not here. Fold check_fold_consts,
7769 simplify_unary_real, simplify_binary_real, and
7770 simplify_binary_is2orm1 into their callers.
7771 * tree.c: Fold build_real_from_int_cst_1 into caller.
7773 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
7775 * tsystem.h: Include float.h here...
7776 * libgcc2.c: ... not here.
7778 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
7780 Fixes for: PR bootstrap/3591, target/5676
7781 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
7782 defined. Do not disable exceptions or rtti.
7783 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
7784 mcore.h. Disable exceptions and rtti, since they are not
7787 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
7789 * c-decl.c (maybe_build_cleanup): Remove.
7790 * expr.c (expand_expr): Use langhook.
7791 * langhooks-def.h (lhd_return_null_tree,
7792 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
7793 (LANGHOOKS_INITIALIZER): Update.
7794 * langhooks.c (lhd_return_null_tree): New.
7795 * langhooks.h (struct lang_hooks): New hook.
7796 * tree-inline.c (initialize_inlined_parameters): Use langhook.
7797 * tree.h (maybe_build_cleanup): Remove.
7799 2002-03-25 Jakub Jelinek <jakub@redhat.com>
7801 * regrename.c (build_def_use): Move recog_memoized
7802 before extract_insn.
7804 2002-03-25 Jakub Jelinek <jakub@redhat.com>
7807 * expr.c (emit_group_store): Handle storing into CONCAT.
7809 2002-03-25 Jakub Jelinek <jakub@redhat.com>
7811 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
7812 corresponding MATCH_DUP.
7814 2002-03-24 Richard Henderson <rth@redhat.com>
7816 * unroll.c (unroll_loop): Zero label_map.
7818 * gcse.c: Include except.h.
7819 * Makefile.in (gcse.o): Update.
7821 2002-03-24 Richard Henderson <rth@redhat.com>
7823 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
7824 Do resolve_unique_section before shared data clause.
7826 2002-03-24 Richard Henderson <rth@redhat.com>
7828 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
7830 2002-03-24 Richard Henderson <rth@redhat.com>
7832 * recog.c (peephole2_optimize): Split blocks when EH insns are
7833 generated in the middle of a block. Do global life update if
7836 2002-03-24 Richard Henderson <rth@redhat.com>
7838 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
7840 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
7843 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
7844 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
7845 (init_dependency_output): Don't make no_output decision here.
7847 2002-03-24 Andrew Cagney <ac131313@redhat.com>
7849 * stmt.c (check_for_full_enumeration_handling): Remove tests of
7850 warn_switch. Update description.
7851 (expand_end_case_type): Call check_for_full_enumeration_handling
7854 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7856 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
7857 (m68hc11_split_move): Call it to see if the source and destination
7858 operands use the same direction auto inc/dec mode, otherwise make the
7859 source an offsetable memory operand and generate an add.
7861 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7863 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
7864 register for operand 2.
7865 ("*subsi3_zero_extendqi"): Likewise.
7866 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
7867 bits so that it is compatible with a pop.
7868 ("*andhi3_gen"): Likewise.
7869 ("xorhi3"): Likewise.
7871 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
7873 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
7875 (cpp_post_options): ... not here.
7877 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
7878 Aldy Hernandez <aldyh@redhat.com>
7880 Removal of separate preprocessor cpp0.
7882 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
7883 cpp0, install-common): Update.
7884 * c-common.c (flag_preprocess_only): New.
7885 (c_common_init): Preprocess for -E.
7886 * c-common.h (flag_preprocess_only): New.
7887 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
7888 * c-objc-common.c (c_init_decl_processing): Exit quickly
7889 for NULL return from c_common_init.
7890 * cpplib.h (cpp_preprocess_file): New.
7891 * cppmain.c (main, general_init, pfile, progname): Remove.
7892 (do_preprocessing): Rename cpp_preprocess_file, don't call
7893 cpp_finish. Don't close stdout here.
7894 (setup_callbacks): Update prototype.
7895 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
7897 * tradcpp.c (main): Ignore -quiet.
7899 * lang-specs.h (default_compilers): Preprocess with cc1obj.
7901 2002-03-24 Richard Henderson <rth@redhat.com>
7903 PR optimization/5742
7904 * machmode.def: Add inner mode field to complex modes.
7905 * config/mips/mips.c (mips_function_value): Always define. Add
7906 new argument to handle libcalls.
7907 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
7908 (FUNCTION_VALUE): Likewise.
7909 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
7910 * config/mips/mips-protos.h: Update.
7912 2002-03-23 Richard Henderson <rth@redhat.com>
7914 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
7915 * config/sparc/sparc-protos.h: Update.
7916 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
7918 2002-03-23 Richard Henderson <rth@redhat.com>
7920 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
7921 _start or _init begins the text segment.
7923 2002-03-23 David Edelsohn <edelsohn@gnu.org>
7925 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
7926 not HOST_WIDEST_INT.
7927 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
7929 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
7932 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
7933 operand argument to output_return_instruction.
7934 * arm.c (arm_print_operand, case 'd'): If the operand is
7935 const_true_rtx then just return.
7936 (arm_print_operand, case 'D'): If the operand is const_true_rtx
7939 2002-03-23 Andrew Cagney <ac131313@redhat.com>
7941 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
7942 (Warning Options): Document -Wswitch-default.
7943 * toplev.c (W_options): Add -Wswitch-default. Update comment on
7945 (warn_switch_default): Define variable.
7946 (warn_switch): Update comment.
7947 * flags.h (warn_switch_default): Declare variable.
7948 (warn_switch): Update comment.
7949 * stmt.c (expand_end_case): Check for and, when
7950 warn_switch_no_default, warn of a missing default case.
7952 2002-03-23 Alan Modra <amodra@bigpond.net.au>
7954 * real.h (N): Special case 128 bit doubles.
7956 * combine.c (simplify_comparison): When widening modes, ignore
7957 sign extension on CONST_INTs.
7959 2002-03-22 Bob Wilson <bob.wilson@acm.org>
7961 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
7962 passed to adjust_address. Fix comment formatting.
7965 2002-03-22 Zack Weinberg <zack@codesourcery.com>
7967 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
7968 Always make REAL_VALUE_TYPE a struct containing an array of
7969 HOST_WIDE_INT, not a double. Tidy up the code deciding how
7970 big it is. Don't declare or use union real_extract.
7972 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
7973 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
7974 (print_operand), config/arm/arm.c (output_move_double),
7975 config/arm/arm.md (consttable_4, consttable_8),
7976 config/romp/romp.c (output_fpops), config/s390/s390.h
7977 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
7978 (xtensa_output_literal): Don't use union real_extract.
7980 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
7981 (sfmode_constant_to_ulong), config/ns32k/merlin.h
7982 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
7983 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
7984 (PRINT_OPERAND): Don't use local version of union
7987 * config/convex/convex.c (check_float_value), config/vax/vax.c
7988 (vax_float_literal), config/m88k/m88k.md (divdf3),
7989 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
7990 config/pdp11/pdp11.c (output_move_quad): Don't do host
7991 arithmetic on target floating point quantities.
7993 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
7994 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
7996 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
7997 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
7999 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
8000 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
8002 * print-rtl.c (print_rtx): Disable code which needs
8003 floating-point emulator.
8004 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
8005 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
8006 depending on HOST_FLOAT_FORMAT to be defined properly.
8008 * config/1750a/1750a.c (get_double, float_label): Delete.
8009 (print_operand): Delete huge commented-out chunk. Use
8010 REAL_VALUE_TO_DECIMAL.
8011 * config/1750a/1750a-protos.h: Delete prototypes of deleted
8013 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
8015 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
8016 Use REAL_VALUE_TO_DECIMAL as ELF version does.
8017 * config/m88k/m88k.c (real_power_of_2_operand,
8018 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
8019 real_extract out of the union; run the input through
8020 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
8021 from that into the union.
8022 * config/pdp11/pdp11.c (output_move_double): Rearrange
8023 parentheses to make automatic indenter happy.
8025 * doc/tm.texi (Cross-compilation): Rename node to "Floating
8026 Point" and rewrite to describe current situation. Also adjust
8027 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
8029 * doc/rtl.texi: Adjust cross reference.
8031 2002-03-22 Bob Wilson <bob.wilson@acm.org>
8033 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
8034 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
8035 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
8036 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
8037 prevent use of sp as a reload register.
8038 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
8039 non_acc_reg_operand.
8040 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
8041 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
8042 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
8043 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
8045 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
8047 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
8048 * cpplex.c (unterminated): Delete.
8049 (parse_string): No string literal may extend over multiple
8050 lines. Suppress the error when preprocessing assembly.
8051 * cppmain.c (scan_translation_unit): Strings are single-line.
8053 * doc/cpp.texi: Update to match.
8055 2002-03-22 Jakub Jelinek <jakub@redhat.com>
8057 PR optimization/5854
8058 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
8060 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
8061 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
8062 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
8063 const0 if scratch register was not allocated.
8064 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
8065 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
8067 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
8068 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
8069 with GEN_INT (...) everywhere. Remove constraints in define_split
8071 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
8072 require scratch register for setting 0 into regs/non-pushable memory.
8074 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
8076 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
8077 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
8079 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
8081 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
8082 * cppinit.c (cpp_create_reader): On by default.
8083 (cpp_handle_option): Handle -W[no-]endif-labels.
8084 (cpp_post_options): Also enable if -pedantic.
8085 * cpplib.c (do_else): Use it.
8086 (do_endif): Likewise.
8087 * doc/cppopts.texi: Document new option.
8088 * doc/invoke.texi: Document new option.
8090 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
8092 * config/i386/i386.c, config/i386/i386.md: Change all occurences
8093 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
8095 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
8097 * flow.c (calculate_global_regs_live): Clear aux fields of
8100 2002-03-22 Jakub Jelinek <jakub@redhat.com>
8102 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
8103 REG or MEM subregs, pass rtx * instead of rtx to it.
8104 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
8105 rtx * instead of rtx to alter_subreg.
8106 * config/m32r/m32r.c (gen_split_move_double): Likewise.
8107 * config/pj/pj.c (pj_output_rval): Likewise.
8109 2002-03-22 Richard Henderson <rth@redhat.com>
8112 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
8113 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
8114 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
8115 (ia64_expand_prologue): Look at int_regs, not words, for number
8116 of incomming int regs.
8118 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
8120 * expr.c (expand_expr): A RESULT_DECL is part of a call.
8122 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
8124 * toplev.c (flag_loop_optimize, flag_crossjumping):
8125 New static variables.
8126 (rest_of_compilation): Conditionalize crossjumping and
8128 (parse_options_and_default_flags): Default loop_optimize and
8130 (lang_independent_options): Add -fcrossjumping and -floop-optimize
8131 * invoke.texi (crossjumping, loop-optimize): Document.
8133 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
8135 * real.c (eiisneg): Move outside #ifdef NANS.
8137 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
8139 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
8140 frequencies match; avoid match on different loop depths.
8141 (try_crossjump_to_bb): Kill tests that no longer brings time
8143 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
8145 (split_edge): Likewise.
8147 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
8150 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
8151 * cfgrtl.c: Include insn-config.h
8152 (split_block) Dirtify block in presence of conditional execution
8154 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
8156 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
8157 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
8158 (function_arg): Constify CUMULATIVE_ARGS.
8159 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
8160 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
8161 (UNITS_PER_DOUBLE): New macro.
8162 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
8163 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
8164 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
8165 fp_regs and stack_words.
8166 (EABI_FLOAT_VARARGS_P): New macro.
8167 * config/mips/mips.c (struct mips_arg_info): New.
8168 (mips_arg_info): New function.
8169 (function_arg_advance): Use it. Add adjustment instructions here
8170 rather than in function_arg.
8171 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
8172 for VOIDmode at the beginning of the function.
8173 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
8174 (function_arg_pass_by_reference): Likewise.
8175 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
8176 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
8177 (mips_va_start): Likewise. Use the new stack_words field of
8178 CUMULATIVE_ARGS to set up overflow area. Reformat.
8179 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
8180 doubles and other types, aligning the overflow pointer for non-doubles
8181 too. Remove some code duplication. Replace hard-coded constants.
8183 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
8185 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
8186 (CLASS_UNITS): Undefine.
8187 (CLASS_MAX_NREGS): Use FP_INC.
8188 * config/mips/mips.c (compute_frame_size): Likewise.
8189 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
8191 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
8193 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
8194 prototype, and handle lexing numbers and identifiers.
8195 (parse_identifier): Update to new form of parse_slow.
8196 (parse_number): Fast path only, use parse_slow otherwise.
8197 (_cpp_lex_direct): Update calls to parse_number.
8199 2002-03-21 DJ Delorie <dj@redhat.com>
8201 * bb-reorder.c (make_reorder_chain_1): Protect against
8202 when redundant edges are omitted.
8203 * predict.c (dump_prediction): Likewise.
8205 2002-03-21 Richard Henderson <rth@redhat.com>
8208 * fixinc/inclhack.def (solaris_stdio_tag): New.
8209 * fixinc/fixincl.x: Regenerate.
8211 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
8214 * c-typeck.c (process_init_element): Flag non-static
8215 initialization of a flexible array member as illegal.
8217 2002-03-22 Alan Modra <amodra@bigpond.net.au>
8219 * config/rs6000/t-linux64: New.
8220 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
8221 t-ppccomm. Use t-rs6000 and t-linux64.
8222 (powerpc64-*-gnu* <tmake_file>): Likewise.
8223 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
8224 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
8225 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
8227 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
8229 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
8230 flag_really_no_inline instead of optimize == 0.
8232 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
8234 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
8236 * flags.h (flag_really_no_inline): New.
8238 * c-common.c (c_common_post_options): Initialize
8239 flag_really_no_inline.
8241 * toplev.c (flag_really_no_inline): New.
8243 2002-03-21 Jakub Jelinek <jakub@redhat.com>
8245 * config/avr/avr.md (length): Fix length computation for
8246 conditional branches.
8248 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
8250 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
8251 sdbout.o, profile.o): Update.
8252 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
8254 * c-common.h (gettags): Move here from tree.h.
8255 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
8256 insert_block, getdecls, kept_level_p, global_bindings_p): New.
8257 * dbxout.c (dbxout_init): Use getdecls langhook.
8258 * expr.c (expand_expr): Use insert_block langhook.
8259 * fold-const.c: Include langhooks.h.
8260 (fold_range_test, fold_binary_op_with_conditional_arg,
8261 fold): Use global_bindings_p langhook.
8262 * integrate.c (expand_inline_function): Use insert_block langhook.
8263 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
8264 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
8265 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
8266 LANG_HOOKS_GETDECLS): New.
8267 (LANG_HOOKS_INITIALIZER): Update.
8268 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
8270 * langhooks.h (struct lang_hooks_for_decls): New.
8271 (struct lang_hooks): Update.
8272 * profile.c: Include langhooks.h.
8273 (output_func_start_profiler): Use new langhooks.
8274 * sdbout.c: Include langhooks.h.
8275 (sdbout_init, sdbout_finish): Use getdecls langhook.
8276 * stmt.c: Include langhooks.h.
8277 (expand_fixup, fixup_gotos): Use new langhooks.
8278 * stor-layout.c: Include langhooks.h.
8279 (variable_size): Use global_bindings_p langhook.
8280 * toplev.c (compile_file): Use getdecls langhook.
8281 * tree-inline.c (remap_block): Use insert_block langhook.
8282 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
8283 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
8285 2002-03-21 Richard Henderson <rth@redhat.com>
8287 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
8288 constants in .data when -fpic.
8290 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8292 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
8295 2002-03-21 Tom Tromey <tromey@redhat.com>
8297 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
8299 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8301 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
8303 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
8305 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
8306 Richard Henderson <rth@redhat.com>
8309 * c-common.c (c_expand_expr): Preserve result of a statement
8310 expression if needed.
8312 2002-03-21 Jakub Jelinek <jakub@redhat.com>
8315 * genrecog.c (maybe_both_true_mode): Remove.
8316 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
8317 * machmode.def (Pmode): Likewise.
8319 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
8321 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
8322 (nonlocal_mentioned_p_1): New function.
8323 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
8324 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
8325 (mark_constant_function): Recognize pure functions.
8326 * rtl.h (global_reg_mentioned_p): New prototype.
8327 * rtlanal.c (global_reg_mentioned_p,
8328 global_reg_mentioned_p_1): New function.
8330 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8332 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
8334 * fixinc/fixincl.x: Regenerate.
8336 2002-03-20 Jason Merrill <jason@redhat.com>
8338 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
8340 2002-03-20 Michael Meissner <meissner@redhat.com>
8342 * doc/invoke.texi (Optimize Options): Document that -O2 sets
8345 2002-03-20 Bob Wilson <bob.wilson@acm.org>
8347 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
8348 ".literal_position" directive before the constant pool.
8350 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8352 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
8353 Add Craig Rodrigues.
8354 Add Brad Lucier to testers.
8356 2002-03-20 Jakub Jelinek <jakub@redhat.com>
8359 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
8361 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
8362 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
8363 instead of insn_extract.
8365 2002-03-20 Jakub Jelinek <jakub@redhat.com>
8368 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
8370 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
8371 stmt if some case has been output.
8373 2002-03-20 Jakub Jelinek <jakub@redhat.com>
8376 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
8377 movsfcc_1, movdfcc_1): Add %O2.
8378 * config/i386/i386.c (print_operand): Handle %ON.
8379 Print . before float condition codes in Sun as cmov syntax.
8380 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
8381 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
8384 2002-03-20 Philip Blundell <pb@nexus.co.uk>
8386 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
8387 return instruction if PC was popped.
8389 2002-03-20 Bob Wilson <bob.wilson@acm.org>
8391 * config/xtensa/xtensa.md: Remove unused type attributes.
8392 (adddi_carry, subddi_carry): Change type attribute to "multi".
8394 2002-03-19 Dale Johannesen <dalej@apple.com>
8396 PR optimization/5999, middle-end/5731
8397 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
8398 multiplications by reciprocals.
8400 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
8402 * Makefile.in: Update.
8403 * c-common.c: Include langhooks.h.
8404 (inline_forbidden_p): Use new hook.
8405 * diagnostic.c: Include langhooks.h.
8406 (format_with_decl, announce_function,
8407 default_print_error_function): Use new hook.
8408 * dwarf2out.c (dwarf2_name): Use new hook.
8409 * function.c: Include langhooks.h.
8410 (init_function_start): Use new hook.
8411 * langhooks-def.h (lhd_decl_printable_name): New.
8412 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
8413 (LANGHOOKS_INITIALIZER): Update.
8414 * langhooks.c (lhd_decl_printable_name): New.
8415 * langhooks.h (struct lang_hooks): New hook.
8416 * toplev.c (decl_name, decl_printable_name): Remove.
8417 (open_dump_file): Use new hook.
8418 (process_options): Remove old hook.
8419 * tree.h (decl_printable_name): Remove.
8421 * objc-act.c (objc_init): Remove old hook.
8422 (objc_printable_name): Export.
8423 * objc-act.h (objc_printable_name): New.
8424 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
8426 2002-03-19 Jim Blandy <jimb@redhat.com>
8428 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
8429 the start_source_file debug hook, not the current line number.
8431 2002-03-19 Richard Henderson <rth@redhat.com>
8433 * flow.c (EH_USES): Provide default.
8434 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
8435 * doc/tm.texi (EH_USES): New.
8437 * config/ia64/ia64.c (ia64_eh_uses): New.
8438 * config/ia64/ia64-protos.h: Update.
8439 * config/ia64/ia64.h (EH_USES): New.
8441 2002-03-19 Richard Henderson <rth@redhat.com>
8443 * varasm.c (output_constant_def): Fix stupid typo.
8445 2002-03-19 Richard Henderson <rth@redhat.com>
8448 * except.c (current_function_has_exception_handlers): New.
8449 * except.h: Declare it.
8450 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
8451 Combine tests that disable all sibcalls for the function.
8453 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
8455 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
8458 2002-03-19 Richard Henderson <rth@redhat.com>
8461 * config/ia64/ia64.c: Revert 2002-03-01 patch.
8462 * config/ia64/ia64.h (INIT_EXPANDERS): New.
8464 2002-03-19 Jim Blandy <jimb@redhat.com>
8466 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
8467 name, even if the replacement list contains no tokens, as required
8470 2002-03-19 Jason Merrill <jason@redhat.com>
8472 * varasm.c (globalize_decl): Get the name from the RTL, not
8473 DECL_ASSEMBLER_NAME.
8475 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
8477 2002-03-19 Bob Wilson <bob.wilson@acm.org>
8479 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
8480 subdi_carry): Define.
8482 2002-03-19 David Edelsohn <edelsohn@gnu.org>
8484 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
8485 about -fpic/-fPIC if extra_warnings set.
8487 2002-03-19 David Edelsohn <edelsohn@gnu.org>
8489 * expr.c (expand_expr): Sign-extend CONST_INT generated from
8490 TREE_STRING_POINTER.
8491 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
8493 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8495 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
8496 in favor of SP if FRAME_POINTER_REQUIRED is false.
8498 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
8500 * emit-rtl.c (gen_int_mode): New function.
8501 * rtl.h: Prototype for it.
8502 * combine.c (make_extraction, simplify_comparison), expmed.c
8503 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
8504 (convert_modes, store_field), optabs.c (expand_fix),
8505 simplify-rtx.c (neg_const_int, simplify_unary_real),
8507 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
8508 Use it instead of GEN_INT (trunc_int_for_mode (...)).
8510 2002-03-19 Jakub Jelinek <jakub@redhat.com>
8513 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
8514 convert_parm_for_inlining.
8515 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
8517 * langhooks-def.h: Likewise.
8518 * objc/objc-lang.c: Likewise.
8519 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
8521 * tree-inline.c (initialize_inlined_parameters):
8522 Call convert_parm_for_inlining lang hook if needed.
8523 * c-typeck.c (c_convert_parm_for_inlining): New function.
8524 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
8526 2002-03-18 Mark Mitchell <mark@codesourcery.com>
8528 * calls.c (precompute_arguments): Do not assume that temporaries
8529 can be destroyed after expanding the argument.
8530 (expand_call): Likewise.
8532 2002-03-15 Eric Christopher <echristo@redhat.com>
8534 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
8535 Fix register preference on last change.
8536 * config/mips/mips.c (mips_return_in_memory): New function.
8537 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
8538 * config/mips/mips-protos.h: Declare.
8539 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
8540 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
8542 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
8544 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
8546 (anddi3, iorsi3): Likewise.
8548 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
8549 use %gprel for symbols that are going to be placed in linkonce
8552 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
8553 RETURN_ADDRESS_POINTER_REGNUM to $ra.
8554 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
8555 not needed. Disregard leaf_function_p().
8556 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
8557 mips16 frame pointer.
8558 * config/mips/mips.md (store ra): Only to small SP offsets.
8559 2001-08-22 Graham Stott <grahams@redhat.com>
8560 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
8561 return a REG rtx for the return address register.
8563 2002-03-18 Bob Wilson <bob.wilson@acm.org>
8565 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
8566 constant-pool addresses as "mode-dependent".
8567 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
8569 2002-03-18 Jakub Jelinek <jakub@redhat.com>
8572 * expr.c (emit_group_load): Use extract_bit_field if
8573 needed for CONCAT arguments.
8575 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
8578 * arm.md (tablejump): Make this a define_expand. For PIC add the
8579 offset to the base of the table.
8580 (thumb_tablejump): Matcher for Thumb tablejump insn.
8581 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
8582 as the difference of two labels.
8583 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8584 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
8586 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
8587 * arm.c (get_jump_table_size): If the table is not in the text
8588 section, return zero.
8590 2002-03-18 Bernd Schmidt <bernds@redhat.com>
8592 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
8594 (arm_reload_out_hi): Use gen_lowpart instead of
8595 gen_rtx_SUBREG to access QImode components.
8596 * config/arm/arm.md: Disable zero_extend split for QImode
8597 subregs in BIG_ENDIAN mode.
8598 (storehi_bigend): Match use of least significant byte.
8599 (storeinthi): Remove extraneous SUBREG.
8600 Add missing construction of operands[2].
8601 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
8602 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
8603 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
8605 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
8607 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
8610 2002-03-17 Richard Henderson <rth@redhat.com>
8612 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
8615 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
8617 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
8618 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
8620 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8622 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
8624 * predict.c (estimate_bb_frequencies): Delete unused variables.
8626 2002-03-17 Richard Henderson <rth@redhat.com>
8628 * config/ia64/ia64.c (ia64_attribute_table): Move before
8629 targetm definition. Make static.
8631 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
8633 * c-common.h (yyparse, c_common_parse_file): New.
8634 * c-lang.c: Include c-common.h.
8635 (LANG_HOOKS_PARSE_FILE): Redefine.
8636 * c-lex.c: Include c-common.h.
8637 (yyparse): Rename c_common_parse_file. Call yyparse.
8638 * c-parse.in (yyparse): Remove macro.
8639 * c-tree.h (yyparse_1): Remove.
8640 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
8641 (LANG_HOOKS_INITIALIZER): Update.
8642 * langhooks.h (struct lang_hoooks): New hook parse_file.
8643 * toplev.c (compile_file): Use parse_file hook.
8644 * tree.h (yyparse): Remove.
8645 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
8647 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
8649 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
8650 float_truncate, not fix.
8651 ("*truncdfsf2_real"): Ditto.
8652 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
8654 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
8656 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
8658 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
8659 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
8660 where appropriate. Make the second reference to
8661 leaf_function_p a function call, as intended. Reindented.
8663 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
8664 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
8666 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
8667 add register to non-constant into sp.
8669 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
8670 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
8671 (mips16_gp_pseudo_rtx): Lose.
8672 (INIT_EXPANDERS): Deleted.
8673 * config/mips/mips.c (mips_init_machine_status): New.
8674 (mips_free_machine_status): New.
8675 (mips_mark_machine_status): New.
8676 (override_options): Set them.
8677 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
8678 (struct machine_function): ... new. Replaced all references.
8679 (mips_add_gc_roots): Don't mark them.
8680 (embedded_pic_fnaddr_reg): New, extracted from...
8681 (embedded_pic_offset): ... here.
8682 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
8685 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
8687 * cppinit.c: Revert -MD removal.
8689 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8691 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
8692 soft registers by default for 68HC12.
8693 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
8694 when compiling with -fomit-frame-pointer.
8695 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
8696 (expand_epilogue): Likewise.
8697 (m68hc11_gen_rotate): Use exg when rotating by 8.
8699 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8701 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
8702 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
8703 (splits): Remove unused add splits.
8704 ("*addhi3_68hc12"): Tune constraints.
8705 ("addhi_sp"): Try to use X instead of Y in all cases and if the
8706 constant fits in 8-bits and D is dead use abx/aby instructions.
8707 ("*addhi3"): Remove extern declaration of ix_reg.
8708 ("*subsi3"): Optimize and provide new split.
8709 ("subhi3"): Cleanup.
8710 ("*subhi3_sp"): Avoid saving X if we know it is dead.
8711 (arith splits): For 68hc12 save the address register on the stack
8712 and do the arithmetic operation with a pop.
8714 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8716 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
8717 allocating QImode in address registers.
8718 ("*movqi_m68hc11"): Likewise.
8720 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
8722 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
8724 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
8726 * cppinit.c (print_help): Display -MD and -MMD.
8727 Don't display usage string. Update assertion syntax and
8729 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
8730 (cpp_handle_option): Update.
8732 2002-03-15 Chris Demetriou <cgd@broadcom.com>
8734 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
8735 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
8736 and define it so that regardless of target CPU size,
8737 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
8738 of "int" rather than "long."
8740 2002-03-15 Richard Henderson <rth@redhat.com>
8742 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
8745 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8747 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
8748 ("tstqi" split): Avoid using memory for tstqi on address register.
8749 (splits): Remove constraints.
8750 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
8751 ("cmpdf", "cmpsf"): Remove since not used.
8752 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
8753 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
8755 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8757 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
8758 ("neghi2"): Tighten constraints.
8759 ("one_cmplsi2"): Optimize and simplify split.
8760 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
8762 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8764 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
8765 and split of AND operation to clear the upper bits.
8766 ("*logicalsi3_zextqi"): Likewise.
8767 ("*logicallhi3_zexthi_ashift8"): Likewise.
8768 ("*logicalsi3_silshr16"): Likewise.
8769 ("logicalsi3_silshl16"): Likewise.
8770 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
8772 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8774 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
8775 (m68hc11_indirect_p): New function.
8776 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
8777 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
8779 (asm_print_register): Likewise.
8780 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
8781 (m68hc11_indirect_p): Declare.
8782 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
8783 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
8784 (TARGET_SWITCHES): New option -mrelax.
8785 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
8787 ("iorsi3", "xorsi3"): Likewise.
8788 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
8789 ("*andhi3_mem"): New to handle destination in memory with bclr
8790 and a scratch register.
8791 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
8792 ("*andhi3_const"): New when operand2 is constant.
8793 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
8794 ("*andhi3_gen"): Cleanup of the old "andhi3".
8795 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
8796 ("xorqi3"): Update constraints.
8798 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8800 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
8801 for reg_equiv_memory_loc when the operand is a register that does
8802 not get a hard register (stack location).
8803 (tst_operand): After reload, accept all memory operand.
8804 (symbolic_memory_operand): Fix detection of symbolic references.
8805 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
8806 accept symbols and any constant.
8808 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8810 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
8811 note on the insn that sets the soft frame register.
8812 (must_parenthesize): ix and iy are also reserved names.
8813 (print_operand_address): One more place where parenthesis are required
8814 to avoid confusion with register names.
8815 (m68hc11_gen_movhi): Allow push of stack pointer.
8816 (m68hc11_check_z_replacement): Fix handling of parallel with a
8818 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
8819 the replacement register is.
8820 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
8821 and D8_REGS classes.
8822 (MODES_TIEABLE_P): All modes are tieable except QImode.
8824 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8826 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
8827 (___subdi3): Likewise.
8828 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
8829 (__map_data_section): Optimize 68hc11 case.
8831 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8833 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
8834 than a shift to avoid adding a register with itself.
8835 (m68hc11_memory_move_cost): Take into account NO_REGS.
8836 (m68hc11_register_move_cost): Update and use memory move cost
8838 (m68hc11_address_cost): Make cost of valid offset not 0 so that
8839 it gives more opportunities to cse to optimize.
8840 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
8841 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
8843 2002-03-15 Mark Mitchell <mark@codesourcery.com>
8845 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
8846 * c-common.def (CLEANUP_STMT): New tree node.
8847 * c-common.h (CLEANUP_DECL): New macro.
8848 (CLEANUP_EXPR): Likewise.
8849 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
8850 * expr.c (expand_expr): Tidy.
8851 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
8852 * tree-inline.c (initialize_inlined_parameters): Clean up
8853 new local variables.
8855 2002-03-15 Jakub Jelinek <jakub@redhat.com>
8858 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
8859 before movrXX only, use reg_overlap_mentioned_p.
8860 Only special case NE if just one insn can be generated.
8862 2002-03-15 Jason Merrill <jason@redhat.com>
8864 * varasm.c (assemble_variable): Call resolve_unique_section before
8865 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
8868 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
8871 * arm.md (split pattern for thumb shiftable immediates): Add comment
8872 explaining non-obvious test.
8874 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
8877 * arm.md (movaddr, movaddr_insn): Delete.
8879 2002-03-15 Jason Merrill <jason@redhat.com>
8881 * toplev.c (wrapup_global_declarations): Clarify variable handling.
8882 -fkeep-static-consts doesn't apply to comdats.
8884 2002-03-14 Richard Henderson <rth@redhat.com>
8886 * c-decl.c: Include c-pragma.h.
8887 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
8888 (finish_function): Tidy.
8889 * c-pragma.c: Include c-common.h.
8890 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
8891 (handle_pragma_weak): Use them.
8892 (init_pragma): Register pending_weaks.
8893 * c-pragma.h (maybe_apply_pragma_weak): Declare.
8894 * print-tree.c (print_node): Print DECL_WEAK.
8895 * varasm.c (mark_weak_decls): Remove.
8896 (remove_from_pending_weak_list): Remove.
8898 (asm_emit_uninitialised): Call globalize_decl for weak commons.
8899 (weak_decls): Make a tree_list.
8900 (declare_weak): Cons weak_decls directly.
8901 (globalize_decl): Remove weak_decls elements directly.
8902 (weak_finish): Simplify weak_decls walk. Don't weaken unused
8903 symbols. Don't pretend to handle aliases.
8904 (init_varasm_once): Update weak_decls registry.
8905 * Makefile.in: Update dependencies.
8907 2002-03-14 Richard Henderson <rth@redhat.com>
8910 * config/ia64/ia64.c: Include tm_p.h last.
8911 (gen_nop_type): Remove duplicate definition.
8912 (cycle_end_fill_slots): Set sched_data for second L slot.
8913 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
8914 (nop_cycles_until): Fix typos.
8916 2002-03-15 Jakub Jelinek <jakub@redhat.com>
8918 PR optimization/5891
8919 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
8921 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
8923 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
8924 descriptors correctly.
8926 2002-03-14 Michael Meissner <meissner@redhat.com>
8928 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
8929 100, allowing MAX_UNROLLED_INSNS to be overridden.
8931 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
8934 * unroll.c (params.h): Include.
8935 (MAX_UNROLLED_INSNS): Delete, now in params.h.
8937 * doc/invoke.texi (--param max-unroll-insns): Document.
8939 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
8941 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
8943 * arm.md: Fix warnings about constraints in peepholes and splits.
8945 2002-03-14 Zack Weinberg <zack@codesourcery.com>
8947 * cpphash.h (struct lexer_state): Remove line_extension member.
8948 * cpplib.c (dequote_string, do_linemarker): New functions.
8949 (linemarker_dir): New data object.
8950 (DIRECTIVE_TABLE): No longer need to interpret #line in
8951 preprocessed source. Delete obsolete comment about return
8953 (end_directive, directive_diagnostics, _cpp_handle_directive):
8954 Don't muck with line_extension.
8955 (directive_diagnostics): No need to issue warnings for
8957 (_cpp_handle_directive): Issue warnings for linemarkers here,
8958 when appropriate. Dispatch linemarkers to do_linemarker, not
8960 (do_line): Code to handle linemarkers split out to do_linemarker.
8961 Convert escape sequences in filename argument, both places.
8963 * cppmacro.c (quote_string): Rename cpp_quote_string and
8964 export. All callers changed.
8965 * cpplib.h (cpp_quote_string): Prototype.
8966 * cppmain.c (print_line): Call cpp_quote_string on to_file
8969 * doc/cpp.texi: Document that escapes are now interpreted in
8970 #line and in linemarkers, and that non-printing characters are
8971 converted to octal escapes when linemarkers are generated.
8973 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
8975 * emit-rtl.c (try_split): Use delete_insns.
8976 * recog.c (split_all_insns): Fix terminating condition.
8978 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
8979 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
8982 * arm.c (arm_output_epilogue): Fix floating-point register save
8983 adjustment when using a frame pointer.
8985 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
8987 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
8988 * config/mips/mips.c (compute_frame_size): Retrofit them here.
8989 (save_restore_insns, mips_expand_epilogue): And here.
8990 (build_mips16_call_stub): And here.
8991 (mips_function_value): Use the new macros to decide whether a single
8992 or complex float can be returned in floating-point registers. Return
8993 a parallel rtx in the complex case.
8995 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
8997 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
8998 call after liveness analysis.
9000 * recog.c (split_insn): Use delete_insn_and_edges.
9002 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
9003 instructions to have branch prediction notes.
9004 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
9006 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
9008 * configure.in: Don't pass -Wno-long-long to a ADA compiler
9009 that doesn't support it.
9010 * configure: Regenerate.
9012 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9015 * config/sparc/sparc.md (normal_branch, inverted_branch,
9016 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
9017 inverted_fp_branch): Adjust calls to output_cbranch.
9018 Set length attribute.
9019 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
9020 output_v9branch. Set length attribute.
9021 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
9023 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
9024 (output_cbranch): Likewise. Handle far branches.
9025 (output_v9branch): Handle far branches.
9026 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
9028 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
9029 noov_compare64_op predicates.
9031 2002-03-13 Jason Merrill <jason@redhat.com>
9033 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
9034 into the function and constify it.
9035 * gthr-dce.h, gthr-solaris.h: Likewise.
9037 2002-03-13 David Edelsohn <edelsohn@gnu.org>
9039 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
9040 * config/rs6000/rs6000.c (rs6000_va_arg): Use
9041 std_expand_builtin_va_arg if not ABI_V4.
9043 2002-03-13 Jason Merrill <jason@redhat.com>
9045 * varasm.c (globalize_decl): New fn.
9046 (assemble_start_function): Use it.
9047 (asm_emit_uninitialized): Use it.
9048 (assemble_alias): Use it.
9049 (assemble_variable): Use it.
9051 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
9053 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
9054 2002-03-12 internal visibility change.
9055 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
9056 visibility into SYMBOL_REF_FLAG.
9058 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
9060 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
9061 VOIDmode operand. Add compile-time optimization for constant results.
9063 2002-03-12 Jason Merrill <jason@redhat.com>
9065 * c-typeck.c (convert_for_assignment): Don't allow conversions
9066 between pointers and references. Only allow lvalues to convert to
9069 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
9071 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
9072 before prologue, to avoid scheduling problems.
9074 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9076 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
9077 (ELIMINABLE_REGS): Add sfp->sp.
9078 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
9080 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9082 PR optimization/5892
9083 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
9085 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9087 * loop.c (basic_induction_var): Don't call convert_modes if mode
9088 classes are different.
9090 2002-03-12 Richard Henderson <rth@redhat.com>
9092 PR optimization/5901
9093 * function.c (reposition_prologue_and_epilogue_notes): Position
9094 the markers after/before the last/first insn not deleted.
9096 2002-03-12 Richard Henderson <rth@redhat.com>
9098 PR optimization/5878
9099 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
9100 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
9101 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
9103 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
9104 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
9105 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
9107 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
9108 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
9109 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
9110 also. Don't set it if not flag_pic.
9111 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
9112 to be INVALID_REGNUM when not used.
9114 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
9116 * expmed.c (store_bit_field): Reset alias set for memory.
9117 (extract_bit_field): Same.
9119 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9121 * c-common.c (c_tree_code_type, c_tree_code_length,
9122 c_tree_code_name, add_c_tree_codes): Delete.
9123 * c-common.h (add_c_tree_codes): Delete.
9124 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
9126 * c-objc-common.c (c_objc_common_init): Don't call
9127 add_c_tree_codes, instead set lang_unsafe_for_reeval.
9128 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
9129 objc_tree_code_name, add_objc_tree_codes): Delete.
9130 (objc_init): Don't call add_objc_tree_codes.
9131 * objc/objc-lang.c (tree_code_type, tree_code_length,
9132 tree_code_name): Define.
9133 * toplev.c (lang_independent_init): Don't set
9134 tree_code_length[IDENTIFIER_NODE].
9135 * tree.c (tree_code_type, tree_code_length, tree_code_name):
9136 Delete definitions, moved to language front-ends.
9137 * tree.def (IDENTIFIER_NODE): Hardwire the length.
9138 * tree.h (tree_code_type, tree_code_length, tree_code_name):
9140 (tree_code_length): Change type to unsigned char.
9142 2002-03-12 Richard Henderson <rth@redhat.com>
9144 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
9145 internal visibility change.
9147 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9149 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
9150 validize_mem() instead of change_address to avoid clobbering
9153 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
9155 * c-lex.h (position_after_whitespace): Remove.
9157 2002-03-12 Jakub Jelinek <jakub@redhat.com>
9159 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
9160 (lex_string): Use unsigned char pointers.
9162 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
9164 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
9165 is not a valid memory_operand.
9167 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9169 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
9170 * config/xtensa/lib1funcs.asm: Fix copyright to include
9171 special case for libgcc files.
9172 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
9173 (__divsi3): Likewise.
9174 (__umodsi3): Likewise.
9175 (__modsi3): Likewise.
9176 * config/xtensa/lib2funcs.S: Fix copyright to include
9177 special case for libgcc files.
9179 2002-03-12 Tom Rix <trix@redhat.com>
9181 * collect2.c (resolve_lib_name): Move outside of
9182 OBJECT_FORMAT_COFF ifdef.
9183 (ignore_library): Same.
9185 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9187 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
9189 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9191 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
9192 to function_section before writing out the constant pool.
9194 2002-03-12 David Edelsohn <edelsohn@gnu.org>
9196 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
9198 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
9200 2002-03-12 Alan Modra <amodra@bigpond.net.au>
9202 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
9206 (cmpsi splitter): Likewise.
9207 (modsi3): Fail if <= 0.
9208 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
9209 redundant test when HOST_BITS_PER_WIDE_INT != 32.
9210 (reg_or_sub_cint64_operand): Likewise.
9211 (num_insns_constant_wide): Optimize sign extension.
9212 (rs6000_legitimize_address): Likewise.
9214 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
9216 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9217 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9219 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
9221 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
9222 address calculation.
9224 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
9226 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
9227 scratch register to DImode / TImode.
9228 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
9229 register used does not overlap the target.
9231 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9233 * Makefile.in (debug.o): Depend on debug.h.
9234 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
9235 * debug.c (do_nothing_debug_hooks): Likewise.
9236 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
9237 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
9238 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
9239 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
9240 * dwarfout.c (dwarf_debug_hooks): Likewise.
9241 * integrate.c (output_inline_function): Likewise.
9242 * objc/objc-act.c (synth_module_prologue): Likewise.
9243 * sdbout.c (sdb_debug_hooks): Likewise.
9244 * toplev.c (debug_hooks): Likewise.
9245 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
9247 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9249 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
9250 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
9251 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
9252 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
9253 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
9254 * defaults.h (POINTER_SIZE): Define.
9255 * doc/tm.texi (POINTER_SIZE): Document default.
9257 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9259 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
9261 2002-03-11 Richard Henderson <rth@redhat.com>
9263 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
9264 if rebuild_label_notes_after_reload.
9266 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
9268 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
9269 emit pic register load if "internal" visibility.
9270 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
9271 (cris_expand_builtin_va_arg): Do all computations on trees.
9273 2002-03-11 Richard Henderson <rth@redhat.com>
9275 * rtlanal.c: Include recog.h.
9276 (keep_with_call_p): Fix thinko.
9277 * Makefile.in (rtlanal.o): Update dependencies.
9279 2002-03-11 Chris Meyer <cmeyer@gatan.com>
9281 * genflags.c (gen_insn): Use IS_VSPACE.
9282 * genoutput.c (output_insn_data): Likewise.
9283 (process_template): Likewise.
9285 2002-03-11 Richard Henderson <rth@redhat.com>
9287 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
9289 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
9291 * Makefile.in: Update.
9292 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
9293 Update documentation.
9294 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
9295 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
9297 2002-03-11 Zack Weinberg <zack@codesourcery.com>
9299 * Makefile.in: Give texi2pod its input file as a command line
9300 argument, not on stdin.
9302 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
9303 Daniel Berlin <dan@dberlin.org>
9305 C++ alias analysis improvement.
9306 * alias.c (record_component_aliases): Record aliases for base
9309 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
9311 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
9313 2002-03-11 Douglas B Rupp <rupp@gnat.com>
9315 * toplev.c (vms_fopen): Remove, not needed.
9317 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
9319 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
9321 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
9322 for FP, already done later.
9324 * toplev.c (debug_args): Add entry for VMS_DEBUG.
9325 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
9327 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
9329 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
9330 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
9331 LARGEST_EXPONENT_IS_NORMAL for the given mode.
9332 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
9333 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
9334 (ediv, emul, eldexp, esqrt): Likewise.
9335 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
9336 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
9337 (saturate): New function.
9338 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
9339 (make_nan): Use a saturation value instead of a NaN if
9340 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
9341 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
9342 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
9343 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
9344 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
9345 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
9346 !ROUND_TOWARDS_ZERO.
9347 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
9348 (ROUND_TOWARDS_ZERO): Document.
9350 2002-03-11 Andreas Jaeger <aj@suse.de>
9352 * cfg.c (dump_flow_info): Remove unused variable.
9354 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
9356 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
9357 computations on trees.
9359 2002-03-10 Richard Henderson <rth@redhat.com>
9362 * reload.c (copy_replacements_1): New.
9363 (copy_replacements): Use it to recurse through the rtx.
9365 2002-03-10 Richard Henderson <rth@redhat.com>
9367 * loop.c (strength_reduce): Compute number of iterations as
9368 unsigned HOST_WIDE_INT.
9370 2002-03-10 Richard Henderson <rth@redhat.com>
9372 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
9373 to move away from the end of the block.
9375 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
9377 PR preprocessor/5899
9378 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
9380 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9382 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
9384 * attribs.c (decl_attributes): Fix signed/unsigned warning.
9386 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
9388 * config/mmix/mmix.c: Improve comments.
9389 (mmix_target_asm_function_prologue): Drop variable
9390 empty_stack_frame. Don't allocate unused slot above fp.
9391 (mmix_target_asm_function_epilogue): Mirror prologue changes.
9392 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
9393 brace in first column.
9394 (enum reg_class): Ditto.
9395 (FIRST_PARM_OFFSET): Now 0.
9396 (USER_LABEL_PREFIX): Remove #if 0:d definition.
9398 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9400 * combine.c (make_extraction): Fix error in last change.
9402 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9404 * c4x.c (c4x_fp_reglist): Const-ify.
9405 * cris.c (cris_print_operand): Likewise.
9406 * i386.c (ix86_va_arg): Likewise.
9407 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
9408 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
9409 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
9410 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
9411 * mcore.h (regno_reg_class): Likewise.
9412 * mips.c (gen_int_relational): Likewise.
9413 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
9414 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
9415 * pdp11.c (move_costs): Likewise.
9416 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
9417 * s390.c (s390_branch_condition_mnemonic, regclass_map):
9419 * s390.h (regclass_map): Likewise.
9420 * sh.c (shift_amounts): Likewise.
9421 * sh.md (rotlsi3): Likewise.
9423 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
9425 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
9426 (ne0+5): Use new clobber to generate proper shift pattern.
9427 Patch by Michael Matz <matz@kde.org>.
9429 2002-03-09 Andreas Schwab <schwab@suse.de>
9431 * gcc.c (validate_all_switches): Also handle `%W{...}'.
9433 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
9435 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
9437 2002-03-09 Jakub Jelinek <jakub@redhat.com>
9440 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
9441 even for non-representable constants.
9443 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9445 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
9446 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
9447 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
9448 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
9449 (pop_function_context): Compute MAY_SHARE parameter for
9451 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
9452 (gen_mem_addressof): Call fixup_var_refs with new parm.
9454 * combine.c (make_extraction): Don't make extension of CONST_INT.
9456 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
9458 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
9459 in o32 and o64 ABIs.
9460 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
9461 but getting fixed-size structs passed in registers regardless of
9462 padding in o32 and o64 ABIs.
9464 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
9465 offset before loading address of argument passed by transparent
9468 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
9470 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
9472 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
9474 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
9475 marker such that registers after it are saved.
9477 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9479 * sparc.c (arith_4096_operand): Fix error in last change.
9481 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
9483 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
9486 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
9488 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
9491 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
9493 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
9495 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
9497 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
9498 removed; fix return value.
9499 * combine.c (combine_instructions): Dirtify blocks where we failed to
9500 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
9501 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
9503 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9505 * gcse.c (insert_insn_end_bb): Fix typo in last change.
9507 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
9509 * recog.c (peephole2_optimize): Re-distribute EH edges.
9511 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
9513 * expr.c (expand_expr): Use unsave lang hook.
9514 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
9515 (LANG_HOOKS_INITIALIZER): Update.
9516 * langhooks.h (struct lang_hooks): New hook unsave.
9517 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
9518 (unsave_expr_1): Remove unused lang_unsave_expr_now.
9519 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
9520 (unsave_expr_now): Remove.
9521 * tree.h (unsave_expr_now, lang_unsave,
9522 lang_unsave_expr_now): Remove.
9525 2002-03-08 Andreas Jaeger <aj@suse.de>
9527 * flow.c (propagate_block_delete_insn): Remove unused variable.
9529 2002-03-08 Kazu Hirata <kazu@hxi.com>
9531 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
9532 insn length for memory load/store.
9534 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
9536 * doc/install.texi (--with-libiconv-prefix): Document.
9538 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
9540 * doc/sourcebuild.texi: Fix typo.
9542 2002-03-08 Jakub Jelinek <jakub@redhat.com>
9545 * builtins.c (std_expand_builtin_va_arg): Do all computations on
9548 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9550 * rtl.c (copy_most_rtx): Move from here ...
9551 * emit-rtl.c (copy_most_rtx): ... to here.
9553 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
9555 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
9556 SUBTARGET_CPP_SIZE_SPEC.
9557 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
9559 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
9561 2002-03-07 Matt Hiller <hiller@redhat.com>
9563 * gensupport.c (first_dir_md_include): Renamed from include;
9564 change all references.
9565 (last_dir_md_include): Renamed from last_include; change all
9567 (init_md_reader): Unconditionally initialize base_dir whether or
9568 not filename is a relative path.
9570 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
9572 * config/fp-bit.c (_unord_f2): Compile it in even if
9573 US_SOFTWARE_GOFAST is enabled.
9575 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
9576 NULL_RTX. Set all HFmode operations as NULL_RTX.
9577 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
9578 NULL_RTX, try reversing the comparison and the operands.
9580 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
9582 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
9583 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
9586 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
9588 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
9590 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
9592 * basic-block.h (fixup_abnormal_edges): Declare.
9593 * reload1.c (fixup_abnormal_edges): New function.
9594 * reg-stack.c (convert_regs): Use it.
9596 * gcse.c (insert_insn_end_bb): Handle trapping insns.
9598 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
9600 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
9602 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
9603 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
9604 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
9605 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
9606 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
9607 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
9608 unless x and y could be infinite.
9609 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
9610 Check that the common type of both arguments is a real, even for
9611 targets without unordered comparisons. Allow an integer argument
9612 to be compared against a real.
9613 (expand_tree_builtin): Use expand_unordered_cmp.
9614 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
9615 * cse.c (fold_rtx): Likewise. Fix indentation.
9616 * fold-const.c (fold_real_zero_addition_p): New.
9617 (fold): Use it, and the new HONOR_... macros.
9618 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
9619 * jump.c (reversed_comparison_code_parts): After searching for
9620 the true comparison mode, use HONOR_NANS to decide whether it
9621 can be safely reversed.
9622 (reverse_condition_maybe_unordered): Remove IEEE check.
9623 * simplify-rtx.c (simplify_binary_operation): Use the new macros
9624 to decide which simplifications are valid. Allow the following
9625 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
9626 and (a - -b) to (a + b).
9627 (simplify_relational_operation): Use HONOR_NANS.
9628 * doc/tm.texi: Document the MODE_HAS_... macros.
9630 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
9632 * combine.c (simplify_comparison): If simplifying a logical shift
9633 right and compare with constant, force the comparison to unsigned.
9635 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
9637 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
9639 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
9641 (alt_reg_names): Remove % for vrsave.
9643 2002-03-06 Richard Henderson <rth@redhat.com>
9645 PR optimization/5844
9646 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
9647 if used indicates we've already emitted one copy of an operand.
9648 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
9649 (gen_split): Supply a non-null used.
9651 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
9653 * reload1.c (reload): Unshare all rtl after reload is done.
9655 * simplify-rtx.c (simplify_plus_minus): Do not abort,
9656 but simply fail if the expression is too complex to simplify.
9657 (simplify_gen_binary): Handle simplify_plus_minus failures.
9659 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
9661 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
9662 consistently call delete_trivially_dead_insns after CSE and GCSE;
9663 fix DFI_life dumping; do jump threading after liveness; do crossjumping
9664 after liveness2; update comment in last crossjumping.
9665 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
9667 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
9669 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
9670 after completing fast dead code elimination.
9672 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
9675 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
9677 * version.c: Fix misplaced leading blanks on first line.
9679 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
9681 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
9683 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
9685 * cfgcleanup.c (mentions_nonequal_regs): New function.
9686 (thread_jump): Use it.
9687 * toplev.c (rest_of_compilation): Run jump threading after
9690 2002-03-06 Jakub Jelinek <jakub@redhat.com>
9692 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
9695 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
9697 * predict.c (estimate_bb_frequencies): Do not reload the
9698 frequencies from notes.
9700 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
9702 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
9703 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
9705 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
9706 delete_noop_moves): Return indeger.
9707 * flow.c (ndead): New variable.
9708 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
9709 BB argument; update callers.
9710 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
9711 (life_analysis): Do not call purge_all_dead_edges.
9712 (update_life_info): Return number of deleted insns; print statistics.
9713 (update_life_info_in_dirty_blocks): likewise.
9714 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
9715 return number of insns deleted.
9717 * cse.c: Include timevar.h
9718 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
9719 iterate until stabilizes; print statistics; return number of killed
9721 * Makefile.in: (cse.o): Add timevar.h dependency
9722 * rtl.h (delete_trivially_dead_insns): New.
9723 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
9724 * toplev.c (rest_of_compilation): Update callers.
9726 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
9727 (try_optimize_cfg): Do not update liveness.
9728 (cleanup-cfg): Loop until try_optimize_cfg and dead code
9729 removal stabilizes; use delete_trivially_dead_insns.
9731 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
9733 2002-03-05 Zack Weinberg <zack@codesourcery.com>
9735 * cppmain.c (setup_callbacks): Disable #pragma and #ident
9736 callbacks when processing assembly language.
9738 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9740 * pa.h (ASM_FILE_END): Define.
9741 * som.h (ASM_FILE_END): Delete.
9743 * pa.c (function_arg): Don't pass floats in general registers in
9744 indirect calls if TARGET_ELF32.
9746 2002-03-05 Richard Henderson <rth@redhat.com>
9748 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
9750 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
9752 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
9754 2002-03-05 Jakub Jelinek <jakub@redhat.com>
9756 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
9757 -r command line. Don't hide any symbols if not building
9760 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
9762 * cfg.c (dump_flow_info): Warn about profile mismatches.
9763 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
9764 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
9766 2002-03-05 Jakub Jelinek <jakub@redhat.com>
9768 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
9769 wide volatile memory by parts.
9771 2002-03-05 Jakub Jelinek <jakub@redhat.com>
9773 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
9776 2002-03-05 Richard Henderson <rth@redhat.com>
9778 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
9780 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
9782 * toplev.c (documented_lang_options): Document more
9783 language-specific options.
9784 * doc/invoke.texi (Warning Options): Correct documentation for
9785 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
9786 * c-decl.c (c_decode_option): Use a table to handle warning options.
9788 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
9790 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
9791 parameter to mmix_encode_section_info.
9792 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
9793 relocatably. Always produce ELF, not mmo if linking relocatably.
9794 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
9795 first is non-zero, don't add symbol prefix.
9796 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
9797 prototype accordingly.
9799 2002-03-04 Krister Walfridsson <cato@df.lth.se>
9801 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
9803 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
9805 * configure.in: Increase required makeinfo version to 4.1.
9806 * configure: Regenerate.
9808 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
9810 * .cvsignore: Remove *.info* and genrtl*; these files are generated
9813 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
9815 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
9816 * doc/invoke.texi: Fix @math uses.
9818 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
9820 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
9823 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
9825 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
9826 (powerpc-*-eabisimaltivec*): Same.
9828 * config/rs6000/t-ppcendian: New.
9830 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9832 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
9833 nonimmediate_src_operand and nonimmediate_lsrc_operand to
9834 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
9836 2002-03-03 Richard Henderson <rth@redhat.com>
9838 * toplev.c (rest_of_decl_compilation): Revert last two changes.
9840 2002-03-03 Zack Weinberg <zack@codesourcery.com>
9842 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
9843 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
9844 tree.c, config/m68k/m68k.c:
9845 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
9846 REAL_ARITHMETIC blocks unconditional. Delete some further
9847 #ifdef blocks predicated on REAL_ARITHMETIC.
9848 * flags.h, toplev.c: Delete remaining references to
9851 * doc/invoke.texi: Remove documentation of -fpretend-float.
9852 * doc/tm.texi: Describe the various REAL_* macros as provided by
9853 real.h, not by the target configuration files.
9855 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
9856 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
9857 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9858 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
9859 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
9860 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
9861 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
9862 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
9863 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
9864 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
9865 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
9866 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
9867 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
9868 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
9869 config/xtensa/xtensa.h:
9870 Do not define, undefine, or mention in comments any of
9871 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
9872 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
9873 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
9874 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
9875 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
9876 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
9877 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
9878 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
9879 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
9881 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9883 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
9884 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
9885 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
9886 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
9887 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
9888 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
9890 * defaults.h (BITS_PER_WORD): Define.
9891 * doc/tm.texi (BITS_PER_WORD): Document default value.
9893 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
9894 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
9895 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
9897 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9899 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
9900 lieu of explicit sizeof/sizeof.
9901 * i386.c (override_options, ix86_init_mmx_sse_builtins,
9902 ix86_expand_builtin): Likewise.
9903 * mips.c (mips_add_gc_roots): Likewise.
9904 * mmix.c (mmix_output_condition): Likewise.
9905 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
9906 altivec_init_builtins): Likewise.
9907 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
9908 * cppexp.c (Nsuff, parse_number): Likewise.
9909 * cppinit.c (builtin_array_end): Likewise.
9910 * gcc.c (n_default_compilers, process_command): Likewise.
9911 * genpreds.c (output_predicate_decls): Likewise.
9912 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
9913 * lcm.c (N_ENTITIES): Likewise.
9914 * stor-layout.c (set_sizetype): Likewise.
9916 2002-03-03 Richard Henderson <rth@redhat.com>
9918 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
9919 for types or labels.
9921 2002-03-03 Richard Henderson <rth@redhat.com>
9923 * c-decl.c (start_decl): Initialized variables are not common.
9925 2002-03-02 Per Bothner <per@bothner.com>
9927 * gcc.c (option_map): Suport new --bootclasspath option.
9928 --CLASSPATH is now just an alias for --classpath.
9930 2002-03-02 Richard Henderson <rth@redhat.com>
9932 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
9933 load if "internal" visibility.
9934 * doc/extend.texi: Document visibility meanings.
9936 2002-03-02 Richard Henderson <rth@redhat.com>
9938 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
9939 to functions as well.
9941 2002-03-02 Richard Henderson <rth@redhat.com>
9943 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
9944 (handle_visibility_attribute): Don't call assemble_visibility.
9945 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
9946 without asmspec. Invoke assemble_alias when needed.
9947 * varasm.c (maybe_assemble_visibility): New.
9948 (assemble_start_function, assemble_variable, assemble_alias): Use it.
9950 2002-03-02 Richard Henderson <rth@redhat.com>
9952 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
9953 invoke ENCODE_SECTION_INFO with first call flag.
9955 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
9956 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
9957 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
9958 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
9959 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
9960 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
9961 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
9962 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
9963 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
9964 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
9965 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
9966 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
9967 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
9968 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
9969 config/mcore/mcore-protos.h, config/mcore/mcore.c,
9970 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
9971 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
9972 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
9973 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
9974 config/sh/sh.h, config/sparc/sparc.h,
9975 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
9976 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
9977 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
9978 FIRST argument. As needed, examine it and do nothing.
9980 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
9981 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
9982 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
9984 * config/arm/t-pe (pe.o): Add dependencies.
9986 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9988 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
9989 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
9990 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
9991 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
9992 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
9993 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
9994 * defaults.h (BITS_PER_UNIT): Define.
9995 * doc/tm.texi (BITS_PER_UNIT): Document default value.
9997 2002-03-02 Kazu Hirata <kazu@hxi.com>
9999 * config/h8300/h8300-protos.h: Add a prototype for
10000 compute_a_shift_length.
10001 * config/h8300/h8300.c (h8300_asm_insn_count): New.
10002 (compute_a_shift_length): Likewise.
10003 (h8300_adjust_insn_length): Do not adjust insn length of shift
10005 * config/h8300/h8300.md (anonymous shift patterns): Use
10006 compute_a_shift_length.
10008 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10010 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
10011 trunc_int_for_mode.
10013 * emit-rtl.c (offset_address): Call update_temp_slot_address.
10015 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10017 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
10018 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
10019 * flags.h (flag_zero_initialized_in_bss): Declare.
10020 * toplev.c (flag_zero_initialized_in_bss): New flag.
10021 (lang_independent_options): Add flag_zero_initialized_in_bss.
10022 * tree.c (initializer_zerop): New function.
10023 * tree.h (initializer_zerop): Declare.
10024 * varasm.c (assemble_variable): If we can emit bss, put zero
10025 initializers in the bss section.
10027 2002-03-02 Alan Modra <amodra@bigpond.net.au>
10029 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
10030 like more than one symbol per .weak directive.
10032 2002-03-01 Richard Henderson <rth@redhat.com>
10034 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
10035 adjust argument_pointer by pretend_args_size.
10036 (ia64_va_start): Adjust va_start address by -pretend_args_size.
10038 2002-03-01 Kazu Hirata <kazu@hxi.com>
10040 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
10042 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
10044 * toplev.c (rest_of_compilation): Delete dead jumptables before
10046 * flow.c (delete_dead_jumptables): Make global.
10047 * rtl.h (delete_dead_jumptables): Declare.
10049 2002-03-01 David Edelsohn <edelsohn@gnu.org>
10051 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
10052 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
10053 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
10055 2002-03-01 Kazu Hirata <kazu@hxi.com>
10057 * config/h8300/h8300-protos.h: Fix formatting.
10058 * config/h8300/h8300.c: Likewise.
10059 * config/h8300/h8300.h: Likewise.
10061 2002-03-01 Kazu Hirata <kazu@hxi.com>
10063 * config/h8300/h8300.c (print_operand): Support 16-bit
10064 constant addresses.
10065 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
10067 2002-02-28 Richard Henderson <rth@redhat.com>
10069 * expmed.c (store_bit_field): Prevent generation of CONCATs;
10070 pun complex values as integers; use gen_lowpart instead of
10072 (extract_bit_field): Likewise.
10074 2002-03-01 Alan Modra <amodra@bigpond.net.au>
10075 David Edelsohn <edelsohn@gnu.org>
10077 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
10078 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
10079 (SUPPORTS_WEAK): Likewise.
10080 * output.h (add_weak): Add tree param.
10081 * varasm.c (add_weak): Likewise. Save decl.
10082 (struct weak_syms): Add decl field.
10083 (mark_weak_decls): New function.
10084 (init_varasm_once): ggc_add_root mark_weak_decls.
10085 (assemble_start_function): Use ASM_WEAKEN_DECL.
10086 (assemble_variable): Likewise.
10087 (assemble_alias): Likewise.
10088 (declare_weak): Pass decl to add_weak.
10089 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
10090 (remove_from_pending_weak_list): Declare and define for
10092 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
10093 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
10094 * defaults.h (SUPPORTS_WEAK): Likewise.
10095 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
10096 .weak for code sym. Do emit .size for descriptor sym.
10097 (ASM_DECLARE_FUNCTION_SIZE): Define.
10098 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
10099 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
10100 .lglobl unless TARGET_XCOFF. Formatting fixes.
10101 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
10102 .weak for code sym.
10103 (HANDLE_PRAGMA_WEAK): Remove.
10104 (ASM_WEAKEN_LABEL): Remove.
10105 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
10107 2002-03-01 Jason Merrill <jason@redhat.com>
10109 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
10110 (TARGET_EXPR_CLEANUP): New macro.
10112 2002-02-28 Steve Ellcey <sje@cup.hp.com>
10114 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
10115 to take ptr_extend into account as third type of extension.
10116 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
10117 fields used by SUBREG_PROMOTED_UNSIGNED_P.
10118 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
10119 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
10120 * calls.c (precompute_arguments): Use new macro.
10121 (expand_call): Ditto.
10122 * combine.c (nonzero_bits): Ditto.
10123 (record_promoted_value): Ditto.
10124 * expr.c (store_expr): Ditto.
10125 (expand_expr): Ditto.
10126 * function.c (assign_parms): Ditto.
10128 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
10130 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
10131 override -shared and -shared-libgcc.
10133 2002-02-28 David O'Brien <obrien@FreeBSD.org>
10135 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
10137 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
10140 2002-02-28 Richard Henderson <rth@redhat.com>
10142 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
10143 4 cycle latency from MM producers.
10144 (ia64_internal_sched_reorder): Likewise with pipeline flush.
10146 2002-02-28 Jakub Jelinek <jakub@redhat.com>
10148 * mklibgcc.in: Don't use GNU make extension.
10150 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
10152 * c-parse.in (STATIC): New terminal.
10153 (scspec): New non-terminal. Update productions accordingly.
10154 (program): Remove bogus ifc / end ifc.
10155 (array_declarator): Simplify production using STATIC.
10157 2002-02-28 Jim Meyering <meyering@lucent.com>
10159 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
10160 \a still means TARGET_BELL.
10162 2002-02-28 Richard Henderson <rth@redhat.com>
10164 * haifa-sched.c (sched_emit_insn): New.
10165 (schedule_block): Use last_scheduled_insn to track last insn.
10166 * sched-int.h (sched_emit_insn): Prototype.
10167 * config/ia64/ia64.c (last_issued): Remove.
10168 (ia64_variable_issue): Don't set it.
10169 (nop_cycles_until): Use sched_emit_insn.
10171 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
10173 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
10174 extended constants.
10176 2002-02-28 Kazu Hirata <kazu@hxi.com>
10178 * config/h8300/h8300.c: Fix formatting.
10179 * config/h8300/h8300.h: Likewise.
10181 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
10183 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
10184 which may overwrite the high byte of the frame pointer.
10186 2002-02-28 Bo Thorsen <bo@suse.de>
10188 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
10189 (STARTFILE_SPEC): Add 64 bit files.
10190 (ENDFILE_SPEC): Likewise.
10192 2002-02-28 Jason Merrill <jason@redhat.com>
10194 * c-decl.c (finish_function): Only warn about missing return
10195 statement with -Wreturn-type.
10197 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
10199 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
10201 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
10202 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
10204 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
10206 * basic-block.h (BB_REACHABLE): Renumber.
10207 (BB_DIRTY, BB_NEW): New flags.
10208 (clear_bb_flags): Declare.
10209 (update_life_info_in_dirty_blocks): Declare.
10210 * cfg.c (clear_bb_flags): New function.
10211 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
10212 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
10213 reorder_insns, emit_insn_after): Mark block as dirty.
10214 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
10215 (update_life_info_in_dirty_blocks): New function.
10216 * recog.c (apply_change_group): Dirtify block.
10218 * cse.c (cse_insn): Reorder emitting of jump insn to keep
10220 * gcse.c (delete_null_pointer_checks): Likewise.
10222 * toplev.c (dump_file_index): Move cse2 after bp,
10224 (dump_file_info): Similary.
10225 (rest_of_compilation): Avoid most of CFG rebuilds;
10226 do first if converision after null pointer checks, do cse2
10227 after branch prediction; avoid full liveness rebuild after
10228 initializing subregs.
10229 * invoke.texi (-d options): Document -du, renumber.
10231 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
10232 (notice_new_block): Do not set BB_UPDATE_LIFE.
10233 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
10234 merge_blocks_move_successor_nojumps, merge_blocks,
10235 try_crossjump_to_edge): Likewise.
10236 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
10237 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
10238 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
10239 (merge_of_block): Do not use life_data_ok.
10240 (find_if_case_1): Do not use SET_UPDATE_LIFE.
10241 (if_convert): Use BB_DIRTY mechanizm to update life.
10242 * lcm.c (optimize_mode_switching): Update
10243 update_life_info_in_dirty_blocks
10245 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
10247 * Makefile.in (integrate.o): Update.
10248 * c-decl.c (copy_lang_decl): Rename.
10249 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
10250 * integrate.c: Include langhooks.h.
10251 (copy_decl_for_inlining): Update to use langhook.
10252 * langhooks-def.h (lhd_do_nothing_t,
10253 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
10254 (LANG_HOOKS_INITIALIZER): Update.
10255 * langhooks.c (lhd_do_nothing_t): New.
10256 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
10257 * tree.h (copy_lang_decl): Remove.
10259 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
10261 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
10263 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
10264 POST_DEC, and POST_MODIFY.
10266 2002-02-27 Zack Weinberg <zack@codesourcery.com>
10268 * c-typeck.c (digest_init): Remove unused parameter; all
10271 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
10273 * expmed.c (expand_shift): Correctly test for low part of a
10276 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
10278 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
10279 insn UIDs with insn addresses.
10281 2002-02-27 Zack Weinberg <zack@codesourcery.com>
10283 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
10284 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
10285 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
10286 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
10287 gcc.c, toplev.c: Delete code implementing -traditional mode.
10289 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
10290 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
10291 Document removal of -traditional mode for compilation, and
10292 remove documentation only relevant to that mode.
10294 * config/nextstep.h, config/ptx4.h, config/svr4.h,
10295 config/convex/convex.h, config/d30v/d30v.h,
10296 config/i386/dgux.h, config/i386/osf1elf.h,
10297 config/i386/osfelf.h, config/i386/osfrose.h,
10298 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
10299 config/m68k/hp310.h, config/m88k/dgux.h,
10300 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
10301 config/m88k/m88k.h, config/m88k/openbsd.h,
10302 config/mips/abi64.h, config/mips/osfrose.h,
10303 config/mips/svr4-5.h, config/mips/svr4-t.h,
10304 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
10305 config/stormy16/stormy16.h: Remove all references to
10306 -traditional from target specs. Delete all mention of the
10307 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
10308 delete a couple of commented-out definitions of
10309 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
10312 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
10313 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
10315 2002-02-27 Zack Weinberg <zack@codesourcery.com>
10317 * mklibgcc.in: Don't use \n in a line subject to
10318 interpretation by echo.
10320 2002-02-27 Graham Stott <grahams@redhat.com>
10322 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
10325 * loop.c (prescan_loop): Handle PARALLEL.
10327 * unroll.c (loop_iterations): Return 0 if the add_val for
10330 * final.c (output_operand_lossage): Constify PFX_STR.
10332 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
10334 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
10336 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
10337 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
10339 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
10341 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
10343 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
10345 * cpplex.c (_cpp_lex_token): Handle directives in macro
10347 * cpplib.c (_cpp_handle_directive): Save and restore state
10348 if parsing macro args when entering a directive.
10349 * cppmacro.c (collect_args): No need to handle directives
10350 in macro arguments.
10351 (enter_macro_context, replace_args): Use the original macro
10352 definition in case it was redefined whilst collecting arguments.
10354 * cpp.texi: Update.
10356 2002-02-26 David Edelsohn <edelsohn@gnu.org>
10358 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
10359 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
10360 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
10362 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
10363 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
10364 (load_toc_v4_PIC_2): Same.
10366 2002-02-26 Alan Modra <amodra@bigpond.net.au>
10368 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
10370 2002-02-26 Richard Henderson <rth@redhat.com>
10372 * config/alpha/alpha.md (ashldi_se): Re-enable.
10374 2002-02-26 Richard Henderson <rth@redhat.com>
10376 * config/alpha/alpha.c (alpha_encode_section_info): Examine
10377 MODULE_LOCAL_P; improve commentary.
10379 2002-02-26 Zack Weinberg <zack@codesourcery.com>
10381 * doc/cpp.texi: Clarify documentation of relationship between
10382 #line and #include.
10384 2002-02-26 Kazu Hirata <kazu@hxi.com>
10386 * config/h8300/h8300-protos.h: Update the prototype for
10387 compute_logical_op_length. Add the prototype for
10388 compute_logical_op_cc.
10389 * config/h8300/h8300.c (compute_logical_op_length): Figure out
10390 code from operands.
10391 (compute_logical_op_cc): New.
10392 * config/h8300/h8300.md: Combine all the logical op patterns
10393 in HImode and SImode. Use compute_logical_op_cc.
10395 2002-02-26 Kelley Cook <kelleycook@comcast.net>
10397 * config/i386/i386.c (print_operand): Don't append ATT-style
10398 length suffixs to x87 opcodes when in Intel mode.
10400 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
10402 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
10403 (init_emit_once): Update calls.
10404 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
10405 (init_syntax_once): Prototype.
10407 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
10409 * pa-linux.h (LIB_SPEC): Update definition.
10410 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
10412 2002-02-26 Richard Henderson <rth@redhat.com>
10414 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
10415 if we emitted a stop bit.
10417 2002-02-26 Jakub Jelinek <jakub@redhat.com>
10419 * configure.in (libgcc_visibility): Substitute.
10420 * configure: Rebuilt.
10421 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
10422 defined symbols .hidden.
10424 2002-02-26 Jakub Jelinek <jakub@redhat.com>
10426 * attribs.c (c_common_attribute_table): Add visibility.
10427 (handle_visibility_attribute): New function.
10428 * varasm.c (assemble_visibility): New function.
10429 * output.h (assemble_visibility): Add prototype.
10430 * tree.h (MODULE_LOCAL_P): Define.
10431 * crtstuff.c (__dso_handle): Use visibility attribute.
10432 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
10433 for MODULE_LOCAL_P symbols too.
10434 * config/ia64/ia64.c (ia64_encode_section_info): Handle
10435 MODULE_LOCAL_P symbols the same way as local symbols.
10436 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
10437 into .sdata/.sbss by the user.
10438 * doc/extend.texi (Function Attributes): Document visibility
10441 2002-02-26 Jakub Jelinek <jakub@redhat.com>
10444 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
10445 STRING_CST initializer spanning the whole variable without
10447 If expand_expr returned MEM, don't use it.
10449 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
10451 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
10452 generate a die for the lexical block.
10454 2002-02-26 Kazu Hirata <kazu@hxi.com>
10456 * config/h8300/h8300-protos.h: Add a prototype for
10457 compute_logical_op_length.
10458 * config/h8300/h8300.c (compute_logical_op_length): New.
10459 * config/h8300/h8300.md (anonymous logical patterns): Use
10460 compute_logical_op_length for length.
10462 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
10464 * dwarf2out.c (modified_type_die): Do not call type_main_variant
10466 (gen_type_die): Same.
10468 * attribs.c (handle_vector_size_attribute): Set debug information.
10470 2002-02-26 Daniel Egger <degger@fhm.edu>
10472 * config/rs6000/rs6000.md: Swap define_insn attributes to
10473 fix incorrect generation of merge high instructions instead
10476 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
10478 * c-typeck.c (really_start_incremental_init): Use
10479 bitsize_zero_node for vectors.
10481 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
10483 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
10484 ("*set_vrsave_internal"): Same.
10486 2002-02-25 Richard Henderson <rth@redhat.com>
10488 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
10489 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
10491 2002-02-25 Jakub Jelinek <jakub@redhat.com>
10494 * config/i386/i386.c (ix86_return_pops_args): Only pop
10495 fake structure return argument if it was passed on the stack.
10497 2002-02-25 Jason Merrill <jason@redhat.com>
10499 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
10502 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
10504 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
10505 link with shared_name only.
10506 * doc/invoke.texi (Link Options): Document new behavior.
10508 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
10510 * c-typeck.c (push_init_level): Handle vectors.
10512 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
10514 * config/sparc/sparc.c (const64_high_operand): Zero-extend
10515 operands of SPARC_SETHI_P.
10516 (input_operand): Likewise.
10517 (sparc_emit_set_const32): Likewise.
10518 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
10519 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
10520 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
10521 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
10522 (movdi_insn_sp64_vis): Likewise.
10523 (movdi split, movdf split): Use SETHI32.
10524 * doc/md.texi: Document SPARC constraints L, M and N.
10526 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
10528 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
10529 ("*set_vrsave_internal"): use mfspr for Darwin.
10531 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
10532 gen_get_vrsave_internal.
10534 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10536 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
10538 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
10540 * cpplex.c (cpp_interpret_charconst): Get signedness or
10541 otherwise of wide character constants correct.
10542 * cppexp.c (lex): Get signedness of wide charconsts correct.
10544 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10546 * optabs.c (widen_operand): Only call convert_modes for
10547 promoted SUBREG if signedness matches.
10548 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
10550 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
10552 * cpplib.c (glue_header_name): Use local buffer to build up
10555 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
10557 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
10559 2002-02-23 Kazu Hirata <kazu@hxi.com>
10561 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
10562 H8/300[HS] separately.
10563 * config/h8300/h8300.md: Remove the early clobber constraint
10564 from bit field patterns.
10566 2002-02-23 Kazu Hirata <kazu@hxi.com>
10568 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
10570 (mulhisi3): Likewise.
10571 (umulqisi3): Likewise.
10572 (umulhisi3): Likewise.
10574 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
10576 * cppinit.c (output_deps): Correct test for stdout output.
10577 (init_dependency_output): Cure warning.
10579 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10581 * expr.c (store_expr): When converting expression to promoted
10582 equivalent type, allow using SUBREG_REG of TARGET as the target
10583 of the expansion of EXP.
10584 * loop.c (basic_induction_var, case SUBREG): Always look inside.
10585 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
10586 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
10587 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
10588 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
10590 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
10592 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
10593 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
10594 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
10596 2002-02-23 Jakub Jelinek <jakub@redhat.com>
10598 PR optimization/5747
10599 * loop.c (scan_loop): Update reg info if move_movables created new
10602 2002-02-23 David Edelsohn <edelsohn@gnu.org>
10604 * gcc.c (init_gcc_spec): Revert last change.
10606 2002-02-23 David Edelsohn <edelsohn@gnu.org>
10608 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
10609 gpc_reg_operand constraint.
10611 2002-02-23 Alan Modra <amodra@bigpond.net.au>
10613 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
10614 Simplify comparison of `low'.
10615 (add_operand): Fix formatting.
10616 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
10617 (mask_operand): Disallow mask to wrap in 64-bit mode.
10618 (rs6000_stack_info): Remove redundant test setting push_p.
10619 (output_toc): Fix formatting.
10620 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
10621 cc_reg_not_cr0_operand constraint.
10622 (booldi3, boolcdi3 splitters): Same.
10624 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
10626 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
10628 2002-02-22 David Edelsohn <edelsohn@gnu.org>
10630 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
10631 gcc invoked with -shared-libgcc.
10633 2002-02-22 Jakub Jelinek <jakub@redhat.com>
10636 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
10637 decl if any of elements was TREE_USED.
10639 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
10641 * config/sparc/sol2.h: Don't include sys/mman.h.
10642 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
10643 (arith_4096_operand): Don't throw high bits away.
10644 (const64_operand): Take sign extension of CONST_INTs into account.
10645 (const64_high_operand, sparc_emit_set_const32): Likewise.
10646 (GEN_HIGHINT64): Likewise.
10647 (sparc_emit_set_const64_quick1): Likewise.
10648 (const64_is_2insns): Likewise.
10649 (print_operand): Use trunc_int_for_mode for sign extension.
10650 * config/sparc/sparc.h (SMALL_INT32): Likewise.
10651 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
10652 chars. Assume CONST_INT is already properly sign-extended.
10653 (movdi split): Sign-extend each SImode part.
10654 (andsi3 split): Don't mask high bits off, so that result
10655 remains properly sign-extend.
10656 (iorsi3 split): Likewise.
10657 (xorsi3 split): Likewise.
10659 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
10661 * fold-const.c (fold): Fix typo in comments.
10663 2002-02-21 Diego Novillo <dnovillo@redhat.com>
10665 * Makefile.in (langhooks.o): Update dependencies.
10667 2002-02-21 Diego Novillo <dnovillo@redhat.com>
10669 * langhooks.c: Include flags.h.
10671 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
10673 * testsuite/gcc.dg/attr-alwaysinline.c: New.
10675 * c-common.c (c_common_post_options): Set inline trees by
10678 * doc/extend.texi (Function Attributes): Document always_inline
10680 Update documentation about inlining when not optimizing.
10682 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
10684 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
10685 unless DECL_ALWAYS_INLINE.
10687 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
10688 unless DECL_ALWAYS_INLINE.
10689 (c_disregard_inline_limits): Disregard if always_inline set.
10691 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10692 Disregard if always_inline set.
10693 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
10694 unless DECL_ALWAYS_INLINE.
10696 * attribs.c (handle_always_inline_attribute): New.
10697 (c_common_attribute_table): Add always_inline.
10699 * config/rs6000/altivec.h: Add prototypes for builtins
10700 requiring the always_inline attribute.
10702 2002-02-21 Eric Christopher <echristo@redhat.com>
10704 * expmed.c (store_bit_field): Try to simplify the subreg
10705 before generating a new one when when the mode size of
10706 value is less than maxmode.
10708 2002-02-21 Richard Henderson <rth@redhat.com>
10710 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
10711 than gen_rtx_PLUS to form the sum.
10712 * explow.c (force_reg): Rearrange to not allocate new pseudo
10713 when force_operand returns a register.
10714 * expr.c (expand_assignment): Allow offset_rtx expansion to
10715 return a sum. Do not force addresses into registers.
10716 (expand_expr): Likewise.
10717 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
10718 to canonicalize arithmetic that didn't simpify.
10719 (simplify_plus_minus): New argument force; update
10720 all callers. Don't split CONST unless we can do something with it,
10721 and wouldn't lose the constness of the operands.
10723 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
10724 that we generated earlier.
10726 2002-02-21 Tom Tromey <tromey@redhat.com>
10728 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
10729 (output_line_info): Use constant `1', with a long explanatory
10731 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
10733 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
10735 * jump.c (redirect_jump): If old label has no UID, don't try to
10738 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
10740 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
10741 If input is constant, do shifts at compile time.
10743 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
10745 * doc/extend.texi: Fix some more overfull hboxes.
10747 2002-02-21 Jakub Jelinek <jakub@redhat.com>
10749 PR optimization/4994
10750 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
10753 2002-02-21 Jakub Jelinek <jakub@redhat.com>
10756 * expr.h (expand_and): Add mode argument.
10757 * expmed.c (expand_and): Add mode argument.
10758 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
10759 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
10760 * except.c (expand_builtin_extract_return_addr): Likewise.
10761 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
10762 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
10763 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
10764 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
10765 * config/c4x/c4x.md: Use GEN_INT (x) instead of
10766 gen_rtx (CONST_INT, VOIDmode, x).
10768 2002-02-21 Jakub Jelinek <jakub@redhat.com>
10771 * stmt.c (warn_if_unused_value): Move side effects test once more.
10773 2002-02-20 Torbjorn Granlund <tege@swox.com>
10775 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
10776 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
10778 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
10780 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
10781 SUBREG or ZERO_EXTEND.
10783 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
10785 * sh.h (current_function_anonymous_args): Remove.
10786 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
10787 of current_function_varargs and current_function_stdarg is set.
10788 * sh.c (sh_expand_prologue): Check current_function_varargs /
10789 current_function_stdarg / TARGET_SH5 instead of
10790 current_function_anonymous_args.
10792 * sh64.h (TARGET_VERSION): Define.
10794 2002-02-20 David Edelsohn <edelsohn@gnu.org>
10796 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
10797 VRSAVE_REGNO on TARGET_ALTIVEC.
10799 2002-02-20 Alan Modra <amodra@bigpond.net.au>
10801 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
10802 bits of SImode const_int.
10803 (includes_rshift_p): Likewise.
10804 (print_operand): Call mask_operand and mask64_operand with correct
10806 (rs6000_output_function_epilogue): Pad traceback table to word.
10807 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
10808 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
10809 mask64_operand with correct mode.
10810 (FUNCTION_ARG_REGNO_P): Correct parentheses.
10812 2002-02-20 Jakub Jelinek <jakub@redhat.com>
10815 * varasm.c (get_pool_constant_mark): New.
10816 * rtl.h (get_pool_constant_mark): Add prototype.
10817 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
10818 be represented if it has not been output.
10820 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
10822 * combine.c (do_SUBST): Sanity check substitutions of
10823 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
10824 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
10825 CONST_INT into its operand.
10826 (known_cond): Likewise, for ZERO_EXTEND.
10827 * simplify-rtx.c (simplify_unary_operation): Fix condition to
10828 allow for simplification of wide modes. Reject CONST_INTs in
10829 ZERO_EXTEND when their actual mode is not given.
10831 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
10833 * c-decl.c (pushdecl): If no global declaration is found for an
10834 extern declaration in block scope, try a limbo one.
10836 2002-02-20 Jakub Jelinek <jakub@redhat.com>
10839 * c-common.c (pointer_int_sum): Moved from...
10840 * c-typeck.c (pointer_int_sum): ...here.
10841 * c-common.h (pointer_int_sum): Add prototype.
10843 2002-02-20 Jakub Jelinek <jakub@redhat.com>
10846 * c-decl.c (duplicate_decls): Return 0 if issued error about
10849 2002-02-20 Roger Sayle <roger@eyesopen.com>
10850 Jakub Jelinek <jakub@redhat.com>
10853 * tree.c (host_integerp): Ensure that the constant integer is
10854 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
10855 when pos is zero or non-zero respectively. Clarify comment.
10856 * c-format.c (check_format_info_recurse): Fix host_integerp
10857 usage; the pos argument should be zero when assigning to a
10858 signed HOST_WIDE_INT.
10860 2002-02-20 Richard Henderson <rth@redhat.com>
10862 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
10863 of the operand, rather than assuming TImode.
10864 (ix86_expand_binop_builtin): Cope with commutative patterns
10865 using nonimmediate_operand for both operands.
10866 (ix86_expand_timode_binop_builtin): Likewise.
10867 (ix86_expand_store_builtin): Validate operand 1.
10868 (ix86_expand_unop1_builtin): Likewise.
10870 2002-02-20 Philip Blundell <philb@gnu.org>
10873 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
10875 2002-02-20 Richard Henderson <rth@redhat.com>
10878 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
10880 2002-02-20 Tom Tromey <tromey@redhat.com>
10882 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
10883 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
10884 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
10885 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
10886 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
10889 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
10891 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
10892 for (const_int 0) in X not just INTVAL.
10894 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
10896 * doc/extend.texi: Avoid or reduce overfull hboxes.
10898 2002-02-20 Diego Novillo <dnovillo@redhat.com>
10900 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
10901 operations if the field does not start at a mode boundary.
10903 2001-02-20 Joel Sherrill <joel@OARcorp.com>
10905 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
10906 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
10907 Also done for -Acpu and -Amachine.
10909 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
10911 * cppinit.c (init_dependency_output): Take deps output file
10912 from -o if none given with -MF. Suppress normal output.
10913 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
10914 * doc/cpp.texi, doc/invoke.texi: Update.
10916 2002-02-19 Zack Weinberg <zack@codesourcery.com>
10918 * toplev.c (output_quoted_string): Write unprintable
10919 characters with octal escapes.
10921 2002-02-19 David Edelsohn <edelsohn@gnu.org>
10923 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
10924 really_call_used[VRSAVE_REGNO] if not Altivec.
10926 2002-02-19 Alan Modra <amodra@bigpond.net.au>
10928 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
10930 (constant_pool_expr_1): Fix formatting.
10931 (rs6000_legitimize_reload_address): Likewise.
10933 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10935 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
10936 now that we have one.
10938 2002-02-19 Zack Weinberg <zack@codesourcery.com>
10940 * tree.h (struct tree_common): Remove aux. Add unused_0 at
10941 end of first block of bitfields (which was only seven bits);
10942 rename dummy to unused_1; remove comment which is no longer true.
10944 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
10946 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
10948 2002-02-19 Philip Blundell <pb@nexus.co.uk>
10951 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
10955 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
10956 arm_is_longcall_p rather than inspecting call-type cookie
10958 (call_value_insn) [TARGET_THUMB]: Likewise.
10960 2002-02-19 Graham Stott <grahams@redhat.com>
10962 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
10964 2002-02-19 David Edelsohn <edelsohn@gnu.org>
10966 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
10967 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
10968 (FP_SAVE_INLINE): Delete.
10970 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
10971 * config/rs6000/eabi.asm: Remove ABI save restore routines.
10972 * config/rs6000/t-ppccomm: Build crtsavres.o.
10973 * config/rs6000/crtsavres.asm: New file.
10975 2002-02-19 Philip Blundell <philb@gnu.org>
10977 * config/arm/arm.c (use_return_insn): Don't reject interrupt
10979 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
10980 (output_return_instruction): Allow interrupt functions to return with
10981 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
10982 (arm_expand_prologue): Subtract 4 before stacking LR in an
10983 interrupt function.
10985 2002-02-19 Philip Blundell <pb@nexus.co.uk>
10987 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
10988 decl, not just FUNCTION_DECL.
10989 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
10990 (arm_assemble_integer): Likewise.
10991 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
10994 2002-02-19 matthew green <mrg@eterna.com.au>
10996 * config.gcc (sparc-*-netbsdelf*): Enable target.
10997 (sparc64-*-netbsd*): New target.
10998 * config/sparc/netbsd-elf.h: New file.
10999 * config/sparc/t-netbsd64: New file.
11001 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
11003 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
11005 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
11007 * doc/invoke.texi: explicitly list the style guidelines that
11008 -Weffc++ checks for.
11010 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
11012 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
11014 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
11017 * gcc.c (cpp_unique_options): Treat -o as indicating object file
11018 only if not -E. If -E, pass -o through to the preprocessor.
11020 2002-02-19 Kazu Hirata <kazu@hxi.com>
11022 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
11023 register number with an appropriate macro.
11025 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
11027 * doc/rtl.texi (Constants): Close @code tag.
11029 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
11031 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
11032 ("mmx_uavgv4hi3"): Same.
11033 ("pmulhrwv4hi3"): Same.
11035 * tree-inline.c (walk_tree): Handle vectors.
11037 * c-common.c (constant_expression_warning): Handle vectors.
11038 (overflow_warning): Same.
11040 * sched-deps.c (sched_analyze_2): Handle vectors.
11042 * rtlanal.c (rtx_unstable_p): Handle vectors.
11043 (rtx_varies_p): Same.
11044 (count_occurrences): Same.
11045 (regs_set_between_p): Same.
11046 (modified_between_p): Same.
11047 (modified_in_p): Same.
11048 (volatile_insn_p): Same.
11049 (volatile_refs_p): Same.
11050 (side_effects_p): Same.
11051 (may_trap_p): Same.
11052 (inequality_comparisons_p): Same.
11053 (replace_regs): Same.
11054 (computed_jump_p_1): Same.
11056 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
11058 (inner_mode_array): New.
11059 (copy_rtx): Handle vectors.
11060 (copy_most_rtx): Same.
11061 (rtx_equal_p): Same.
11062 (get_mode_alignment): Adjust for vectors.
11064 * resource.c (mark_referenced_resources): Handle vectors.
11065 (mark_set_resources): Same.
11067 * reload1.c (eliminate_regs): Handle vectors.
11068 (elimination_effects): Same.
11069 (scan_paradoxical_subregs): Same.
11071 * reload.c (subst_reg_equivs): Handle vectors.
11073 * regrename.c (scan_rtx): Handle vectors.
11075 * regclass.c (reg_scan_mark_refs): Handle vectors.
11077 * recog.c (find_single_use_1): Handle vectors.
11079 * local-alloc.c (equiv_init_varies_p): Handle vectors.
11080 (contains_replace_regs): Same.
11081 (memref_referenced_p): Same.
11083 * integrate.c (copy_rtx_and_substitute): Handle vectors.
11084 (subst_constants): Same.
11086 * genattrtab.c (attr_copy_rtx): Handle vectors.
11087 (encode_units_mask): Same.
11088 (clear_struct_flag): Same.
11089 (count_sub_rtxs): Same.
11091 * gcse.c (want_to_gcse_p): Handle vectors.
11092 (oprs_unchanged_p): Same.
11093 (hash_expr_1): Same.
11094 (oprs_not_set_p): Same.
11095 (expr_killed_p): Same.
11096 (compute_transp): Same.
11097 (store_ops_ok): Same.
11099 * function.c (purge_addressof_1): Do not allow paradoxical subregs
11101 (fixup_var_refs_1): Same.
11102 (instantiate_virtual_regs_1): Same.
11104 * fold-const.c (operand_equal_p): Handle vectors.
11106 (rtl_expr_nonnegative_p): Same.
11108 * flow.c (mark_used_regs): Handle vectors.
11110 * df.c (df_uses_record): Handle vectors.
11112 * cselib.c (cselib_subst_to_values): Handle vectors.
11113 (cselib_mem_conflict_p): Same.
11116 * cse.c (canon_reg): Handle vectors.
11118 (cse_process_notes): Same.
11119 (count_reg_usage): Same.
11120 (canon_hash): Same.
11122 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
11124 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
11126 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
11127 (gen_rtx): Handle CONST_VECTOR.
11128 (gen_const_vector_0): New.
11129 (copy_rtx_if_shared): CONST_VECTORs can be shared.
11130 (reset_used_flags): Same.
11131 (copy_insn_1): Same.
11132 (initializer_constant_valid_p): Handle VECTOR_CST.
11134 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
11136 * doc/rtl.texi (Constants): Document const_vector.
11137 (CONST0_RTX): Update for vectors.
11138 (RTL sharing): Same.
11140 * print-tree.c (print_node): Add case for VECTOR_CST.
11142 * tree.h (TREE_VECTOR_CST_ELTS): New.
11143 (struct tree_vector): New.
11144 (union tree_node): Add vector node.
11145 (build_vector): Add prototype.
11147 * tree.def (VECTOR_CST): New.
11149 * tree.c (build_vector): New.
11151 * expmed.c (make_tree): Handle CONST_VECTOR.
11153 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
11154 (CONST_VECTOR_ELT): New.
11155 (CONST_VECTOR_NUNITS): New.
11157 * machmode.h (GET_MODE_INNER): New.
11158 (DEF_MACHMODE): Accept 8th arg.
11160 * machmode.def: Add 8th argument for vector inner mode.
11161 Add inner vector modes for vectors.
11163 * rtl.def (VEC_CONST): Remove.
11164 (CONST_VECTOR): New.
11166 * expr.c (clear_storage): Allow vectors.
11167 (is_zeros_p): Handle VECTOR_CST.
11169 * varasm.c (output_constant_pool): Handle vectors.
11170 (rtx_const): Add veclo and vechi fields.
11171 (kind): Add RTX_VECTOR.
11172 (decode_rtx_const): Add case for vector.
11174 * config/rs6000/rs6000-protos.h: Add zero_constant.
11176 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
11177 constants. Force easy vector constants into memory.
11178 (easy_vector_constant): New.
11179 (emit_easy_vector_constant): New.
11180 (rs6000_legitimize_reload_address): Do not generate bad reloads on
11183 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
11185 ("altivec_lvxl"): Same.
11186 (altivec_lvebx): Same.
11187 (altivec_lvehx): Same.
11188 (altivec_lvewx): Same.
11189 ("*movv4si_const0"): New.
11190 ("*movv4sf_const0"): New.
11191 ("*movv8hi_const0"): New.
11192 ("*movv16qi_const0"): New.
11194 2002-02-18 Kazu Hirata <kazu@hxi.com>
11196 * config/h8300/h8300.c (notice_update_cc): Use
11199 2002-02-18 Kazu Hirata <kazu@hxi.com>
11201 * config/h8300/h8300.md (divmod patterns): Change the
11202 constraints for operands[1] to register_operand.
11204 2002-02-18 Kazu Hirata <kazu@hxi.com>
11206 * config/h8300/h8300-protos.h: Remove the prototype for
11208 * config/h8300/h8300.c (p_operand): Remove.
11209 * config/h8300/h8300.md: Replace p_operand with
11212 2002-02-18 Philip Blundell <pb@nexus.co.uk>
11214 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
11216 (output_return_instruction): Allow use of LDR to unstack
11217 return addresss even for interrupt handlers or when
11218 interworking. If compiling for ARMv5, use interworking-safe
11219 return instructions by default. Remove duplicated code and
11220 lengthy "strcat" sequences.
11222 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11224 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
11225 (LINK_EH_SPEC): Define.
11226 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
11228 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
11230 * config/s390/s390.c (s390_emit_prologue): Do not set the
11231 frame_related flag for call-clobbered registers.
11233 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
11235 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
11236 (construct_container): Fix handling of SSE operands.
11237 (ix86_expand_builtin): Fix handling of 64bit pointers.
11238 (mmx_maskmovq_rex): New pattern.
11240 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
11242 * regrename.c (kill_set_value): Handle subregs properly.
11244 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
11246 * objc/objc-act.c (handle_impent): Remove leading '*'
11247 from objc_class_name.
11249 2002-02-17 Richard Henderson <rth@redhat.com>
11251 * config/alpha/alpha.c (some_small_symbolic_operand,
11252 some_small_symbolic_operand_1, split_small_symbolic_operand,
11253 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
11254 Handle small SYMBOL_REFs anywhere, not just inside memories.
11255 * config/alpha/alpha-protos.h: Update.
11256 * config/alpha/alpha.h (PREDICATE_CODES): Update.
11257 * config/alpha/alpha.md (small symbolic operand splitter): Update.
11259 2002-02-17 Roland McGrath <roland@frob.com>
11261 * config.gcc (powerpc-*-gnu-gnualtivec*,
11262 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
11263 * config/rs6000/gnu.h: New file.
11264 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
11265 Grok "gnu" in rs6000_abi_name.
11266 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
11267 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
11268 Grok -mcall-gnu analogous to -mcall-linux et al.
11269 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
11270 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
11271 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
11273 2002-02-17 Jakub Jelinek <jakub@redhat.com>
11276 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
11279 2002-02-17 Philipp Thomas <pthomas@suse.de>
11281 * config/cris/cris.h: Undefine STARTFILE_SPEC and
11282 ENDFILE_SPEC before (re)defining them.
11284 2002-02-17 Kazu Hirata <kazu@hxi.com>
11286 * config/h8300/h8300.c: Fix formatting.
11287 * config/h8300/h8300.h: Likewise.
11289 2002-02-17 Philipp Thomas <pthomas@suse.de>
11291 * doc/tm.texi: Explain why empty strings should not be
11292 marked for translation.
11294 2002-02-17 Philipp Thomas <pthomas@suse.de>
11296 * final.c (output_operand_lossage): Changed to accept
11297 printf style arguments. Change calls where necessary.
11298 * output.h (output_operand_lossage): Change declaration
11299 accordingly. Update copyright.
11300 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
11301 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
11302 Update copyright date where necessary.
11304 * config/i386/i386.c (print_operand): Likewise. Remove use of
11307 * config/cris/cris.c (cris_operand_lossage): Likewise.
11308 Rename parameter so that exgettext recognizes it as
11309 translatable message.
11310 (LOSE_AND_RETURN): Rename parameter to msgid.
11312 2002-02-17 Kazu Hirata <kazu@hxi.com>
11314 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
11315 hard coded register number with an appropriate macro.
11316 (HARD_REGNO_MODE_OK): Likewise.
11317 (ARG_POINTER_REGNUM): Likewise.
11318 (STATIC_CHAIN_REGNUM): Likewise.
11319 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
11320 * config/h8300/h8300.md (define_constants): Define more
11323 2002-02-17 Philipp Thomas <pthomas@suse.de>
11325 * config/i386/i386.h: Don't mark empty strings for translation.
11327 2002-02-16 H.J. Lu <hjl@gnu.org>
11329 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
11331 2002-02-16 Zack Weinberg <zack@codesourcery.com>
11333 * cppinit.c (merge_include_chains): Check for brack being
11334 NULL before attempting to merge it with qtail.
11336 2002-02-16 Andrew Cagney <ac131313@redhat.com>
11338 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
11341 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11343 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
11345 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11347 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
11348 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
11349 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
11351 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11353 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
11354 now only if !TARGET_FIX.
11355 (*movsi_nt_vms_fix): New pattern.
11357 2002-02-16 Douglas B Rupp <rupp@gnat.com>
11359 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
11360 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
11361 (alpha_sa_mask, alpha_sa_size): Reflect above change.
11362 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
11363 (alpha_start_function, alpha_expand_epilogue): Likewise.
11364 (unicosmk_gen_dsib): Likewise.
11366 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11368 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
11370 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
11372 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
11373 check_and_change_labels, s390_final_chunkify): Delete.
11374 (s390_split_branches, s390_chunkify_pool): New functions.
11375 (s390_function_prologue): Call them.
11377 * config/s390/s390.h (S390_REL_MAX): Delete.
11378 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
11380 * config/s390/s390.md (cjump, icjump, jump): Fix length
11381 attribute calculation.
11384 2002-02-15 David Edelsohn <edelsohn@gnu.org>
11386 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
11387 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
11389 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
11391 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
11392 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
11393 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
11395 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
11397 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
11399 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
11401 * reload.c (find_dummy_reload): Check that an output register
11402 is valid for its mode.
11404 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
11406 * combine.c (known_cond): After replacing the REG of a SUBREG, try
11409 * function.c (assign_parms): Demote promoted argument passed by
11410 transparent reference.
11412 2001-02-14 Joel Sherrill <joel@OARcorp.com>
11414 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
11415 -Acpu() and -Amachine() to eliminate warnings.
11417 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11419 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
11421 2002-02-14 Kazu Hirata <kazu@hxi.com>
11423 * config/h8300/h8300-protos.h: Update the prototype for
11425 * config/h8300/h8300.c (const_costs): Treat SET as a little
11426 more expensive operation.
11427 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
11428 reference to const_costs.
11430 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
11432 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
11434 2002-02-14 Jakub Jelinek <jakub@redhat.com>
11437 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
11438 use arguments from newtype.
11440 2002-02-13 Eric Christopher <echristo@redhat.com>
11442 * config/mips/mips.c (override_options): Add check for march/mipsX
11443 on the same command line. Fix error message in cpu processing.
11444 Remove architecture and ISA checks.
11446 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
11448 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
11450 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
11452 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
11454 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
11456 ("*movv8hi_internal1"): Same.
11457 ("*movv16qi_internal1"): Same.
11458 ("*movv4sf_internal1"): Same.
11460 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
11461 not push_reload for altivec modes.
11463 2002-02-13 Joel Sherrill <joel@OARcorp.com>
11465 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
11466 all RTEMS targets including removal of #includes from config/*/rtems*.h
11467 file and adding them to tm_file setting. Added xm_defines=POSIX to
11469 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
11470 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
11471 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
11472 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
11473 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
11474 config/m68k/rtemself.h: Ditto.
11475 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
11476 config/mips/rtems64.h: Ditto.
11477 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
11478 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
11480 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
11481 config/sparc/rtemself.h: Ditto.
11482 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
11483 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
11484 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
11486 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
11487 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
11488 target made more similar to i386-elf.
11489 * config/i386/t-rtems-i386: Added soft float support and multilibs.
11490 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
11491 be similar to config/m68k/t-m68kelf.
11492 * gthr-rtems.h: Encapsulate with extern "C" for C++.
11494 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
11496 * regmove.c (kill_value): Handle subregs.
11498 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
11500 * i386.md (mul patterns): Allow memory operand to be first;
11501 add expanders where needed; fix constraints.
11502 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
11503 Allow memory operand to be the first.
11505 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
11508 2002-02-13 Jakub Jelinek <jakub@redhat.com>
11511 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
11514 2002-02-13 Jakub Jelinek <jakub@redhat.com>
11516 PR optimization/5547:
11517 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
11518 all valid IA-32 address modes involving non-scaled %ebx and
11519 GOT/GOTOFF as displacement.
11521 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
11523 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
11524 after emitting ltorg insns.
11526 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
11527 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
11528 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
11529 *abssf2): Fix "op_type" attribute.
11531 2002-02-13 Douglas B Rupp <rupp@gnat.com>
11533 * mkconfig.sh: Avoid using a subshell redirect.
11534 ($output.T): Change to $(output)T.
11535 (ENABLE_NLS): Remove unneeded undef.
11537 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
11538 * config/alpha/x-vms (libsubdir): Define.
11540 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
11541 register frame procedures. Optimize retrieving context.
11543 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
11544 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
11545 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
11547 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11549 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
11550 Make same change as for find_base_value.
11552 2002-02-13 Kazu Hirata <kazu@hxi.com>
11554 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
11555 of QImode and SImode.
11557 2002-02-13 Kazu Hirata <kazu@hxi.com>
11559 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
11560 length computation of movsi.
11561 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
11563 2002-02-13 Kazu Hirata <kazu@hxi.com>
11565 * config/h8300/h8300.md (subqi3): Tighten the predicate for
11566 operands[2] to register_operand.
11568 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
11570 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
11572 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
11574 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
11575 for altivec_lvx* and altivec_stvx*.
11576 ("*movv4si_internal"): Add constraint for loading from GPRs.
11577 ("*movv8hi_internal1"): Same.
11578 ("*movv16qi_internal1"): Same.
11579 ("*movv4sf_internal1"): Same.
11581 * config/rs6000/rs6000.c (altivec_register_operand): New.
11583 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
11584 altivec_register_operand.
11586 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
11588 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
11591 2002-02-13 Stan Shebs <shebs@apple.com>
11593 * c-typeck.c (digest_init): Handle vectors.
11594 (really_start_incremental_init): Same.
11595 (pop_init_level): Same.
11596 (process_init_element): Same.
11598 * varasm.c (output_constant): Same.
11600 * expr.c (clear_storage): Same.
11601 (store_constructor): Same.
11603 2002-02-12 Eric Christopher <echristo@redhat.com>
11605 * explow.c (hard_function_value): Add comment explaining
11606 signed/unsigned comparison.
11608 2002-02-12 Jakub Jelinek <jakub@redhat.com>
11610 * jump.c (never_reached_warning): Add finish argument.
11611 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
11612 real insn after end.
11613 * rtl.h (never_reached_warning): Adjust prototype.
11614 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
11615 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
11616 never_reached_warning.
11618 2002-02-12 Graham Stott <grahams@redhat.com>
11620 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
11622 2002-02-12 Kazu Hirata <kazu@hxi.com>
11624 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
11625 logical shifts on H8/300.
11626 (shift_alg_si): Improve several shifts on H8/300.
11627 (get_shift_alg): Likewise.
11629 2002-02-12 Graham Stott <grahams@redhat.com>
11631 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
11633 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11635 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
11636 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
11638 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
11640 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
11641 non-CONST_INT through default_assemble_integer.
11642 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
11643 <case 8>: Abort for CONST_DOUBLE.
11645 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11647 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
11649 * config/pa/pa-linux.h (LIB_SPEC): Delete.
11650 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
11652 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
11654 * config/stormy16/stormy16.md (zero_extendqihi2): New.
11656 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
11658 * regrename.c (regrename_optimize): Don't accept a
11659 part-clobbered register if the replaced register is not part
11662 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
11663 take padding into account when computing the argument value.
11665 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
11667 * combine.c (try_combine): Apply substitutions in
11668 CALL_INSN_FUNCTION_USAGE too.
11670 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
11672 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
11673 __builtin_altivec_abs*.
11676 * config/rs6000/rs6000.h (rs6000_builtins): Add
11677 ALTIVEC_BUILTIN_ABS*.
11679 * config/rs6000/altivec.h: Use const char for builtins expecting
11681 (vec_abs): New versions for C and C++.
11684 2002-02-10 Kazu Hirata <kazu@hxi.com>
11686 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
11689 2002-02-10 Kazu Hirata <kazu@hxi.com>
11691 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
11692 constant definition from h8300.md.
11693 (FRAME_POINTER_REGNUM): Likewise.
11694 * config/h8300/h8300.md (define_constants): Add FP_REG.
11696 2002-02-10 Kazu Hirata <kazu@hxi.com>
11698 * config/h8300/h8300.c (print_operand): Remove redundant code.
11700 2002-02-10 Kazu Hirata <kazu@hxi.com>
11702 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
11703 * config/h8300/h8300.c (byte_reg): Make it static.
11705 2002-02-10 Richard Henderson <rth@redhat.com>
11708 * c-typeck.c (incomplete_type_error): Handle flexible array members.
11710 2002-02-10 Richard Henderson <rth@redhat.com>
11713 * tree.c (append_random_chars): Don't abort if main_input_filename
11716 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
11718 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
11720 2002-02-10 Kazu Hirata <kazu@hxi.com>
11722 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
11723 (pushhi1): Likewise.
11725 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
11727 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
11728 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
11730 2002-02-09 David O'Brien <obrien@FreeBSD.org>
11732 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
11734 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
11736 2002-02-09 Kazu Hirata <kazu@hxi.com>
11738 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
11739 a half of an SImode register on H8/300.
11741 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
11743 * i386.md (movdi_2): Add missing '!'.
11745 2002-02-09 Kazu Hirata <kazu@hxi.com>
11747 * config/h8300/h8300.h: Fix formatting. Remove commented-out
11750 2002-02-09 Kazu Hirata <kazu@hxi.com>
11752 * config/h8300/h8300.md (length): Correct the distance valid
11753 for the short branch.
11755 2002-02-09 Kazu Hirata <kazu@hxi.com>
11757 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
11759 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
11761 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
11762 registers in SImode.
11763 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
11766 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
11769 Contribute sh64-elf.
11770 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
11771 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
11772 (sh_cannot_modify_jumps_p): New function.
11773 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
11774 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
11775 (sh_ms_bitfield_layout_p): New function.
11776 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
11777 Zack Weinberg <zack@codesourcery.com>
11778 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
11779 expand_simple_binop instead of expand_binop.
11780 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
11781 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
11782 use of .quad and .uaquad.
11783 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
11784 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
11785 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
11786 * config/sh/sh.md (movdi_const, movdi_const_32bit,
11787 movdi_const_16bit): Make sure all CONSTs have modes.
11788 (sym2PIC): Ditto, but by adjusting all callers.
11789 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
11790 if the prologue calls the SHmedia argument decoder or register
11792 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
11793 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
11794 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
11795 (sh_expand_epilogue): Don't emit USE of return target register.
11796 (prepare_move_operands): Legitimize DImode PIC addresses.
11797 (sh_media_register_for_return): Skip tr0, used to initialize the
11799 (sh_expand_prologue): Remove explicit USE of return register.
11800 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
11801 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
11802 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
11803 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
11804 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
11805 EXTRA_CONSTRAINT_T.
11806 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
11807 (MOVI_SHORI_BASE_OPERAND_P): New.
11808 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
11809 (EXTRA_CONSTRAINT_T): Define in terms of them.
11810 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
11811 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
11812 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
11813 alternatives supporting TARGET_REGS.
11814 (UNSPEC_GOTPLT): New constant.
11815 (movdi split): Move incrementing of LABEL_NUSES...
11816 (movdi_const, movdi_const_32bit): Here. Use
11817 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
11818 (movdi_const_16bit): New.
11819 (call, call_value) [flag_pic]: Use GOTPLT.
11820 (call_pop, call_value_pop): New expands.
11821 (call_pop_compact, call_pop_rettramp): New insns.
11822 (call_value_pop_compact, call_value_pop_rettramp): New insns.
11823 (sibcall) [flag_pic]: Use GOT.
11824 (builtint_setjmp_receiver): Remove bogus, unused expand.
11825 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
11826 (*pt, *ptb, ptrel): New insns.
11827 (sym2GOT): Handle DImode GOT.
11828 (sym2GOTPLT, symGOTPLT2reg): New expands.
11829 (sym2PIC): New expand.
11830 (shcompact_return_tramp): Use GOTPLT to return trampoline.
11831 (shcompact_return_tramp_i): Use return register explicitly.
11832 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
11833 disable flag_reorder_blocks.
11834 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
11835 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
11836 clobbers, for clarity.
11837 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
11838 restoring of r0 in macl as MAYBE_DEAD.
11839 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
11840 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
11841 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
11842 alter_subreg all over.
11843 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
11844 reload, instead of emitting instructions that would require
11846 (casesi_load_media): Add missing modes.
11847 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
11848 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
11849 as used if the argument decoder is called.
11850 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
11851 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
11852 Pmode, then extend it to DImode if necessary.
11853 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
11854 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
11855 constants in FPU-enabled SHmedia, let them be loaded from memory.
11856 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
11857 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
11858 Adjust whitespace in assembly output templates.
11859 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
11860 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
11861 mode of if_then_else.
11862 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
11863 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
11865 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
11866 Joern Rennecke <amylaar@redhat.com>
11867 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
11868 (SUBTARGET_CPP_PTR_SPEC): New.
11869 (SUBTARGET_CPP_SPEC): Remove.
11870 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
11871 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
11872 Fix typo in previous checkin.
11873 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
11874 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
11875 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
11876 Alexandre Oliva <aoliva@redhat.com>
11877 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
11878 what single FP register can hold for SHmedia target.
11879 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
11880 Alexandre Oliva <aoliva@redhat.com>
11881 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
11882 Do not split into SUBREG.
11883 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
11884 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
11885 and added new functions as specified in SH5 ABI r9.
11886 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
11887 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
11889 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
11890 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
11891 gen_consttable_4 and gen_consttable_8. Emit multiple labels
11892 and consttable_window_ends.
11893 2001-06-03 Graham Stott <grahams@redhat,com>
11894 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
11895 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
11896 * config/sh/sh.c (print_operand): Handle floating-point pair,
11897 vector and matrix registers.
11898 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
11899 vector modes into account.
11900 * config/sh/sh.md (movv2sf): Split move between registers into
11902 (movv4sf, movv16sf): Introduce insns that get split only after
11904 * config/sh/shmedia.h: Fix Copyright dates.
11905 * config/sh/ushmedia.h: Likewise. Move loop counter
11906 declarations into conditionals that uses them.
11907 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
11909 * config/sh/sshmedia.h: Fix Copyright dates.
11910 (sh_media_PUTCFG): Fix constraints.
11911 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
11912 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
11913 ptrmemfunc_vbit_in_delta for SH5.
11914 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
11915 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
11916 * invoke.texi: Likewise.
11917 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
11918 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
11919 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
11920 GCC_pop_shmedia_regs_nofpu): New global symbols.
11921 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
11922 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
11923 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
11924 compact function with nonlocal labels.
11925 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
11926 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
11927 (initial_elimination_offset): Account for their stack space.
11928 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
11929 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
11930 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
11931 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
11932 least one of the operands to be a register.
11933 (movv2sf): Likewise. Renamed to movv2sf_i.
11934 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
11935 prepare_move_operands() before emitting SHmedia insns.
11936 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
11937 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
11938 Don't save nor initialize r12. Don't mis-align the stack.
11939 Pad the code with a nop.
11940 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
11942 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
11943 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
11944 [__SHMEDIA__]: Implement.
11945 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
11946 * config/sh/sh.md: Set latency of `pt' closer to reality.
11947 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
11948 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
11949 Set move, load and store type attributes.
11950 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
11951 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
11953 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
11954 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
11955 * config/sh/sh.c (sh_media_register_for_return): New function.
11956 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
11957 branch-target register.
11958 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
11959 * config/sh/sh.md (return_media_i): Use any call-clobbered
11960 branch-target register.
11961 (return_media): If r18 wasn't copied in the prologue, copy it
11963 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
11964 Clear class FP0_REGS.
11965 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
11967 2001-03-08 DJ Delorie <dj@redhat.com>
11968 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
11969 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
11970 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
11971 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
11972 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
11973 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
11974 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
11975 return value correctly for call_cookie.
11976 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
11977 * config/sh/crt1.asm (start): Modified so as to call
11978 ___setup_argv_and_call_main.
11979 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
11980 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
11982 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
11983 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
11984 (STRIP_NAME_ENCODING): Use it.
11985 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
11986 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
11987 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
11988 prepare_scc_operands().
11989 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
11990 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
11991 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
11992 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
11993 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11994 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
11995 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
11996 used in shcompact_incoming_args.
11997 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
11999 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
12001 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
12002 Adjust accordingly.
12003 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12004 Simplify. Adjust. Add sanity check.
12005 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
12007 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
12009 (udivsi3, divsi3): Use them.
12010 (force_mode_for_call): New insn.
12011 (call, call_value, sibcall_value): Emit it before SHcompact
12013 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12014 * config/sh/sh.md (call, call_value, sibcall): Make sure the
12015 call cookie is non-NULL before taking its value.
12016 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
12017 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
12018 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12019 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
12021 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
12022 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
12023 temporary for stack adjusts. Use MACL and MACH to pass
12024 arguments to shcompact_incoming_args.
12025 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
12027 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
12028 (nested_trampoline): Load static chain address into r1.
12029 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
12030 2001-01-07 Alexandre Oliva <aoliva@redhat.com
12031 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
12032 fp_arith_reg_operand().
12033 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
12034 * config/sh/sh.md (casesi): Sign-extend the first two operands,
12035 and use signed compares for them.
12036 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
12037 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
12038 ones properly aligned.
12039 (find_barrier): Account for extra alignment needed for 8-byte wide
12041 (machine_dependent_reorg): Require a label for the second 4-byte
12042 constant after an 8-byte one.
12043 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
12045 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12046 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
12047 last_float when switching float modes.
12048 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
12049 auto-increment for general-purpose registers.
12050 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
12052 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
12054 * config/sh/sh.c (sh_builtin_saveregs): Support using all
12055 registers for varargs.
12056 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12057 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
12058 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
12059 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
12060 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
12061 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
12062 call_cookie accordingly.
12063 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
12064 (SHCOMPACT_BYREF): Likewise.
12065 (SHCOMPACT_FORCE_ON_STACK): New macro.
12066 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
12067 (sh_builtin_saveregs): Likewise.
12068 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
12069 shcompact_incoming_args): Use new shift values. Support
12070 sequences of consecutive and non-consecutive pushes/pops.
12071 * config/sh/sh.md (return): Don't explicitly use PR_REG.
12072 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
12073 * config/sh/sh.h (TEXT_SECTION): Define.
12074 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
12075 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12076 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
12077 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
12078 return values on FPU-enabled SHmedia.
12079 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
12080 FPU-enabled SHmedia.
12081 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
12082 value is returned in a non-FP reg and is not returned by
12084 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
12086 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
12087 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
12088 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
12089 quad-aligned to be passed by callee-copy reference.
12090 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12091 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
12092 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
12093 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
12094 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
12095 copying low-numbered FP regs to r7 and r8.
12096 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
12097 FP regs to general-purpose regs only if the copy was passed on the
12099 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
12100 copying FP reg to r9.
12101 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
12102 copy FP regs to general-purpose regs only in outgoing calls.
12103 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
12104 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
12106 * config/sh/sh.h (struct sh_args): Document all fields.
12107 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
12108 passed partially on the stack should not consider making
12110 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
12111 stack_regs only for incoming calls. When passing FP args,
12112 make sure there are FP regs available before modifying
12114 (SHCOMPACT_BYREF): Pass double args in general-purpose
12115 registers by reference.
12116 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
12117 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
12118 attempt to generate sibcalls if the caller got any arguments
12120 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
12121 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
12122 to 8-byte boundaries.
12123 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
12124 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
12125 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
12126 stored in the stack.
12127 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
12128 for the offsets to have the ISA bit set.
12129 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
12130 invocation. Use beq instead of bgt to mark end of sequence of
12132 (shcompact_incoming_args): Fix store of r2. Use beq instead of
12133 bgt to mark end of sequence of stores.
12134 * config/sh/sh.c (arith_operand): Don't check whether
12135 CONST_OK_FOR_J for now.
12136 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
12137 instead of long for conversion.
12138 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
12139 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
12140 before passing it to fprintf.
12141 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
12142 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
12143 Call set_fpscr before reading/writing SR.
12144 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
12146 * config/sh/lib1funcs.asm: Add `.align 2' directives before
12148 (FMOVD_WORKS): Define on SH5 with FPU.
12149 (set_fpscr): Define on SH5. Remove separate _fpscr_values
12151 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
12153 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
12154 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
12156 (ia_main_table): Ditto.
12157 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
12158 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
12159 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
12160 the definitions from sh.h.
12161 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
12163 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
12164 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
12165 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
12166 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
12167 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
12168 Increment LABEL_NUSES.
12170 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
12172 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
12174 * config/sh/elf.h (SIZE_TYPE): Likewise.
12175 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
12176 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
12177 shcompact_incoming_args): Load switch table addresses using
12179 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
12180 (NO_BUILTIN_SIZE_TYPE): Define.
12181 (SIZE_TYPE): Don't define.
12182 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
12183 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
12184 definition of __SH5__=32 for -m5-compact-nofpu.
12185 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
12187 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
12188 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
12189 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
12190 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
12191 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
12192 (INSN_LENGTH_ALIGNMENT): Likewise.
12193 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
12194 * config/sh/sh.md (call, call_value, sibcall): Simplify
12195 copying of non-branch-target register.
12196 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
12197 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
12198 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
12199 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
12200 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
12201 floating-point values as structs.
12202 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
12203 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
12204 general-purpose register.
12205 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
12206 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
12207 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
12208 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
12209 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
12210 (ENCODE_SECTION_INFO): Enclose variables and constants in
12212 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
12213 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
12214 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
12215 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
12216 only for LABEL_REFs. For SYMBOL_REFs, prepend
12217 SH_DATALABEL_ENCODING to the symbol name.
12218 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
12220 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
12221 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
12223 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
12224 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
12225 (DATALABEL_REF_P): Don't require CONST.
12226 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
12228 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
12229 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
12231 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
12232 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
12233 Use shallow_copy_rtx and PUT_MODE to change the mode of
12234 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
12235 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
12236 on SHmedia using GENERAL_REGs.
12237 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
12238 bltu_media_i): Fix reversion of conditions.
12239 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
12240 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
12241 * config/sh/sh.c (output_far_jump): Save r13 in macl.
12242 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
12243 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
12244 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
12245 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
12246 (GCC_nested_trampoline): Likewise.
12247 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
12248 * config/sh/sh.c (gen_datalabel_ref): Define.
12249 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
12250 (INITIALIZE_TRAMPOLINE): Likewise.
12251 (TRAMPOLINE_ADJUST_ADDRESS): Define.
12252 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
12253 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
12254 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
12255 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
12256 (ic_invalidate): Adjust for SH5.
12257 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
12258 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
12259 _nested_trampoline.
12260 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
12261 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
12262 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
12263 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
12264 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
12265 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
12266 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
12267 * config/sh/sh.c (target_reg_operand): Match only target-branch
12268 registers and pseudos that aren't virtual registers.
12269 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
12270 Copy operands that don't match target_reg_operand to pseudos.
12271 (call_media, call_value_media, sibcall_media): Use
12272 target_reg_operand instead of target_operand.
12273 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
12274 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
12275 * config/sh/sh.c (target_reg_operand): Match hardware registers
12276 other than branch-target registers.
12277 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
12278 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
12279 (fpscr_values) [SH5 == 32]: Define.
12280 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
12281 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
12282 Handle function addresses coming in SUBREGs.
12283 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
12284 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
12285 shcompact_return_trampoline): Use datalabel where appropriate.
12286 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
12287 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
12288 general-purpose register to copy one branch-target register to
12290 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
12291 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
12292 SYMBOL_REFs with VOIDmode.
12293 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
12294 bltu_media_i): New insns.
12295 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
12296 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
12297 (INIT_CUMULATIVE_ARGS): Likewise.
12298 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
12299 * machmode.def (V16SFmode): New mode.
12300 * c-common.c (type_for_mode): Support V2SF and V16SF.
12301 * tree.c (build_common_tree_nodes_2): Likewise.
12302 * tree.h (tree_index): Likewise.
12303 * calls.c (emit_call_1): Take args_so_far. Adjust all
12304 callers. Introduce CALL_POPS_ARGS.
12305 * tm.texi (CALL_POPS_ARGS): Document.
12306 * config/sh/crt1.asm: Implement in SHmedia mode.
12307 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
12308 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
12309 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
12310 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
12311 Implement divsi and udivsi in SHmedia mode. Introduce
12312 SHcompact trampolines.
12313 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
12315 (regno_reg_class): Rewrite.
12316 (fp_reg_names): Remove.
12317 (sh_register_names, sh_additional_register_names): New.
12318 (print_operand): Added `u'. Support SUBREGs in addresses.
12319 Add parentheses around shifted CONSTs.
12320 (output_file_start): Output .mode and .abi directives.
12321 (shiftcosts, addsubcosts, multcosts): Adjust.
12322 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
12323 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
12324 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
12325 bytes, not registers. Take into account the need for the
12326 SHcompact incoming args trampoline. Adjust all callers.
12327 (sh_expand_prologue): Take stack_regs into account. Call
12328 incoming args trampoline. Keep stack aligned as per SH5 ABI.
12329 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
12330 stack aligned as per SH5 ABI.
12331 (sh_builtin_saveregs): Support SH5 ABI.
12332 (sh_build_va_list, sh_va_start): Likewise.
12333 (initial_elimination_offset): Take alignment into account.
12334 Compute location of PR according to the SH5 stack frame.
12335 (arith_reg_operand): Reject branch-target registers.
12336 (shmedia_6bit_operand): New.
12337 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
12338 (target_reg_operand): Match DImode only. Accept SUBREGs.
12339 (target_operand): New.
12340 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
12341 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
12342 SIBCALL_REGS for SHmedia.
12343 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
12344 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
12345 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
12346 (TARGET_SWITCHES): New SH5 flags.
12347 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
12348 VALID_REGISTER_P to disable unsupported registers.
12349 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
12350 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
12351 (FUNCTION_ARG_PADDING): Define.
12352 (FASTEST_ALIGNMENT): Adjust.
12353 (SH_REGISTER_NAMES_INITIALIZER): New.
12354 (sh_register_names): Declare.
12355 (DEBUG_REGISTER_NAMES): Define.
12356 (REGISTER_NAMES): Define based on sh_register_names.
12357 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
12358 (sh_additional_register_names): Declare.
12359 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
12360 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
12361 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
12362 (REGISTER_NATURAL_MODE): Define.
12363 (FIRST_PSEUDO_REGISTER): Adjust.
12364 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
12365 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
12366 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
12367 (VECTOR_MODE_SUPPORTED_P): Define.
12368 (REG_CLASS_CONTENTS): Adjust.
12369 (SMALL_REGISTER_CLASSES): Adjust.
12370 (REG_ALLOC_ORDER): Adjust.
12371 (INDEX_REG_CLASS): Adjust.
12372 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
12373 (CONST_OK_FOR_LETTER_P): Adjust.
12374 (PREFERRED_RELOAD_CLASS): Adjust.
12375 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
12376 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
12377 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
12378 (FIRST_FP_PARM_REG): Adjust.
12379 (CALL_POPS_ARGS): Define.
12380 (FUNCTION_ARG_REGNO_P): Adjust.
12381 (struct sh_args): New fields.
12382 (GET_SH_ARG_CLASS): Adjust.
12383 (INIT_CUMULATIVE_ARGS): Adjust.
12384 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
12385 (FUNCTION_ARG_ADVANCE): Adjust.
12386 (FUNCTION_ARG): Adjust.
12387 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
12388 (FUNCTION_ARG_CALLEE_COPIES): Define.
12389 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
12390 (STRICT_ARGUMENT_NAMING): Define.
12391 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
12392 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
12393 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
12394 (SETUP_INCOMING_VARARGS): Adjust.
12395 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
12396 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
12397 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
12398 (SUBREG_OK_FOR_INDEX_P): Adjust.
12399 (EXTRA_CONSTRAINT_S): Update.
12400 (EXTRA_CONSTRAINT_T): New.
12401 (EXTRA_CONSTRAINT): Adjust.
12402 (GO_IF_LEGITIMATE_INDEX): Adjust.
12403 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
12404 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
12405 (MOVE_MAX): Adjust.
12406 (MAX_MOVE_MAX): Define.
12408 (CONST_COSTS): Adjust.
12409 (REGISTER_MOVE_COST): Adjust.
12410 (BRANCH_COST): Adjust.
12411 (TEXT_SECTION_ASM_OP): Adjust.
12412 (DBX_REGISTER_NUMBER): Adjust.
12413 (ASM_OUTPUT_DOUBLE_INT): New.
12414 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
12415 (PREDICATE_CODES): Adjust.
12416 (PROMOTE_MODE): Adjust.
12417 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
12418 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
12419 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
12420 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
12421 (DR0_REG, DR2_REG, DR4_REG): Renumber.
12422 (TR0_REG, TR1_REG, TR2_REG): New.
12423 (XD0_REG): Renumber.
12424 (UNSPEC_COMPACT_ARGS): New.
12425 (type): Added pt and ptabs.
12426 (length): Default to 4 on SHmedia. Default pt length to 12
12427 and 20 on SHmedia32 and SHmedia64, respectively.
12428 (pt): New function unit.
12429 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
12430 Add whitespace between operands of SHmedia instructions.
12432 (adddi3_media, addsi3_media): Adjust constraints.
12433 (subsi3) [SHmedia]: Force operand 1 into a register.
12434 (udivsi3_i1_media, udivsi3_i4_media): New.
12435 (udivsi3): Support SHmedia.
12436 (divsi3_i1_media, divsi3_i4_media): New.
12437 (divsi3): Support SHmedia.
12438 (anddi3, iordi3, xordi3): Adjust constraints.
12439 (zero_extendhidi2, zero_extendqidi2): New.
12440 (extendsidi2, extendhidi2, extendqidi2): New.
12441 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
12442 (pop_e, pop_fpul, pop_4): Likewise.
12443 (movsi_media): Support FP and BT registers.
12444 (movsi_media_nofpu): New. Adjust splits to DImode.
12445 (lduw, ldub): Renamed to zero_extend* above.
12446 (movqi_media): Fix typo.
12447 (movdi_media): Support FP and BT registers.
12448 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
12449 (movdi_const_32bit): New.
12450 (shori_media): Require immediate operand. Use `u' for output.
12451 (movdf_media, movsf_media): Simplified.
12452 (movdf_media_nofpu, movsf_media_nofpu): New.
12453 (movdf, movsf): Adjust
12454 (movv2sf, movv2sf, movv16sf): New.
12455 (beq_media, beq_media_i): Adjust constraints. Don't use
12456 scratch BT register.
12457 (bne_media, bne_media_i): Likewise.
12458 (bgt_media, bgt_media_i): Likewise.
12459 (bge_media, bge_media_i): Likewise.
12460 (bgtu_media, bgtu_media_i): Likewise.
12461 (bgeu_media, bgeu_media_i): Likewise.
12462 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
12463 bunordered): Emit jump insn. Force operands to registers when
12465 (jump_media, jump): Simplify.
12466 (call_compact, call_compact_rettramp): New.
12467 (call_value_compact, call_value_compact_rettramp): New.
12468 (call_media, call_value_media): Simplify.
12469 (sibcall_compact, sibcall_media): New.
12470 (call, call_value): Adjust for SHmedia and SHcompact.
12471 (sibcall, sibcall_value, untyped_call): Likewise.
12472 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
12473 (indirect_jump): Adjust for SHmedia.
12474 (casesi_jump_media): New.
12475 (nop): Re-enable for SHmedia.
12476 (call_site): Restrict to SH1.
12477 (casesi): Adjust for SHmedia.
12478 (casesi_shift_media, casesi_load_media): New.
12479 (return): Explicitly use PR register. Call return trampoline
12481 (return_i): Explicitly use PR register.
12482 (shcompact_return_tramp, shcompact_return_tramp_i): New.
12483 (return_media): Adjust.
12484 (shcompact_incoming_args): New.
12485 (epilogue): Adjust.
12486 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
12487 (movstrsi): Disable on SH5.
12488 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
12489 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
12490 (subsf3, subsf3_media): Likewise.
12491 (mulsf3, mulsf3_media, mac_media): Likewise.
12492 (divsf3, divsf3_media): Likewise.
12493 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
12494 (floatsisf2, fux_truncsfsi2): Likewise.
12495 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
12497 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
12498 (cmpunsf_media, cmpsf): Likewise.
12499 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
12500 (abssf2, abssf2_media): Likewise.
12501 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
12502 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
12503 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
12504 (floatsidf2, fix_truncdfsi2): Likewise.
12505 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
12507 (cmpeqdf_media, cmpgtdf_media): Likewise.
12508 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
12509 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
12510 (absdf2, absdf2_media): Likewise.
12511 (extendsfdf2, extendsfdf2_media): Likewise.
12512 (truncsfdf2, truncsfdf2_media): Likewise.
12513 * config/sh/sh64.h: New file.
12514 * config/sh/t-sh64: New file.
12515 * config/sh/shmedia.h: New file.
12516 * config/sh/ushmedia.h: New file.
12517 * config/sh/sshmedia.h: New file.
12518 * configure.in: Added sh64-*-elf.
12519 * configure: Rebuilt.
12520 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
12521 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
12522 (reg_class_from_letter): Use `b' for TARGET_REGS.
12523 (print_operand): Support `%M', `%m', `AND' and
12524 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
12525 (andcosts): Adjust for SHmedia.
12526 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
12528 (target_reg_operand): New function.
12529 * config/sh/sh-protos.h (target_reg_operand): Declare.
12530 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
12531 FP registers on SH5.
12532 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
12534 (TARGET_REGISTER_P): New macro.
12535 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
12536 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
12537 (EXTRA_CONSTRAINT_S): New macro.
12538 (EXTRA_CONSTRAINT): Adjust.
12539 (FLOAT_TYPE_SIZE): Define to 32.
12540 (Pmode): DImode on SHmedia.
12541 (CONST_COSTS): Adjust for SHmedia literals.
12542 (PREDICATE_CODES): Added target_reg_operand.
12543 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
12544 * config/sh/sh.md: Remove all attrs from SHmedia insns.
12545 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
12546 (cmpdi): Accept SHmedia.
12547 (movdicc_false, movdicc_true): New insns.
12548 (movdicc): New expand.
12549 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
12551 (addsi3_media): Match `S' constraint.
12552 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
12553 (negdi2): Expand for SHmedia.
12554 (one_cmpldi2): New expand.
12555 (zero_extendsidi2): Change from expand to insn.
12556 (extendsidi2): Add constraints.
12557 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
12558 LD/ST address. Fix SI immediate loading split.
12559 (movhi_media, movqi_media, lduw, ldub): New insns.
12560 (movhi, movqi): Accept SHmedia.
12561 (shori_media, movdi_media): Relax input constraints. Split
12562 symbolic constants.
12563 (movdf_media, movsf_media): New insn. New split to movdi.
12564 (movdf, movsf): Match on SHmedia.
12565 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
12566 bgeu_media): New insns and splits. New insns with `_i' suffix.
12567 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
12568 (bunordered): New expand.
12569 (jump_compact): Renamed from `jump'.
12570 (jump_media): New insn.
12571 (jump): New expand.
12572 (call_media, call_value_media): New insns.
12573 (call, call_value): Adjust.
12574 (indirect_jump_compact): Renamed from `indirect_jump'.
12575 (indirect_jump_media): New insn.
12576 (indirect_jump): New expand.
12577 (untyped_call, return): Accept SHmedia.
12578 (return_media): New insn.
12579 (prologue, epilogue, blockage): Accept SHmedia.
12580 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
12581 (sunordered): New expand.
12582 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
12583 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
12584 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
12585 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
12586 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
12587 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
12588 abssf2_media): New insns.
12589 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
12590 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
12591 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
12592 floatdidf2, floatsidf2_media, fix_truncdfdi2,
12593 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
12594 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
12595 absdf2_media): New insns.
12596 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
12597 (extendsfdf2_media, truncdfsf2_media): New insns.
12598 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
12599 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
12600 * config/sh/sh.h (CONST_OK_FOR_J): Document.
12601 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
12602 * config/sh/sh.md (adddi3): New expand.
12603 (adddi3_media, adddi3z_media): New insns.
12604 (adddi3_compact): Renamed from adddi3.
12605 (addsi3_media): Use add.l r63 to add constant zero.
12606 (subdi3): New expand.
12607 (subdi3_media): New insn.
12608 (subdi3_compact): Renamed from subdi3.
12609 (mulsidi3): New expand.
12610 (mulsidi3_media): New insn.
12611 (mulsidi3_compact): Renamed from mulsidi3.
12612 (umulsidi3): New expand.
12613 (umulsidi3_media): New insn.
12614 (umulsidi3_compact): Renamed from umulsidi3.
12615 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
12616 (ashlsi3, ashrsi3, lshrsi3): Use them.
12617 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
12618 (ashldi3, ashrdi3, lshrdi3): Use them.
12619 (zero_extendsidi2): New expand.
12620 (extendsidi2): New insn.
12621 (movsi_media): New insn. Split to movdi to load constants.
12622 (movsi): Enable for shmedia.
12623 (movdi_media): New insn. Use shori_media to load wide constants.
12624 (short_media): New insn.
12625 (movdi): Enable for shmedia.
12626 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
12627 * config/sh/sh.h (CPP_SPEC): Added `m5'.
12628 (SUBTARGET_CPP_SPEC): Added `!m5'.
12629 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
12630 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
12631 to all other SH variants.
12632 (TARGET_DEFAULT): Set to SH1_BIT.
12633 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
12634 (BITS_PER_WORD): Raise to 64 on shmedia.
12635 (MAX_BITS_PER_WORD): Change to 64.
12636 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
12637 (INT_TYPE_SIZE): Keep as 32.
12638 (UNITS_PER_WORD): Raise to 8 on shmedia.
12639 (MIN_UNITS_PER_WORD): Keep as 4.
12640 (POINTER_SIZE): Raise to 64 on shmedia.
12641 (CONST_OK_FOR_J): New macro.
12642 (CONST_OK_FOR_LETTER_P): Use it.
12643 (processor_type): Add PROCESSOR_SH5.
12644 * config/sh/sh.md: Conditionalize all expands, insns and
12645 splits to TARGET_SH1.
12647 (addsi3_compact): Renamed from...
12648 (addsi3): Now an expand.
12649 (addsi3_media, subsi3_media): New insns.
12650 (subsi3): Don't negate constants with SHmedia.
12652 * hooks.c: New file.
12653 * hooks.h: New file.
12654 * Makefile.in (HOOKS_H): New.
12655 (TARGET_DEF_H): Added $(HOOKS_H).
12656 (OBJS): Added hooks.o.
12657 (cfgcleanup.o, bb-reorder.o): Added target.h.
12658 (hooks.o): Added dependencies.
12659 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
12660 (TARGET_INITIALIZER): this.
12661 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
12662 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
12663 * bb-reorder.c: Include target.h.
12664 (reorder_basic_blocks): Skip if cannot modify jumps.
12665 * cfgcleanup.c: Include target.h.
12666 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
12668 2002-02-08 Chris Demetriou <cgd@broadcom.com>
12670 * config/mips/mips.md (casesi_internal, casesi_internal_di):
12671 Protect jump delay slot instructions with .set noreorder and
12674 2002-02-08 Chris Demetriou <cgd@broadcom.com>
12676 * config/mips/mips.md (casesi_internal_di): Calculate
12677 the index into the target offset table correctly.
12679 2002-02-08 Richard Henderson <rth@redhat.com>
12681 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
12682 * final.c (output_addr_const): Accept and discard SUBREG.
12683 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
12684 mark them unknown instead.
12685 (simplify_subtraction): Handle RTX_UNKNOWN.
12686 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
12688 2002-02-08 David Edelsohn <edelsohn@gnu.org>
12690 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
12692 2002-02-08 Richard Henderson <rth@redhat.com>
12694 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
12696 2002-02-08 Andreas Jaeger <aj@suse.de>
12698 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
12699 * config/i386/t-linux64: New file.
12701 2002-02-08 Jakub Jelinek <jakub@redhat.com>
12703 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
12704 * c-parse.in (compstmt): Clear last_expr_type.
12706 2002-02-07 Richard Henderson <rth@redhat.com>
12708 * loop.c (strength_reduce): Sink final_value when not
12711 2002-02-07 David O'Brien <obrien@FreeBSD.org>
12713 * config/sparc/freebsd.h: Fix mismatched spec {.
12715 2002-02-07 Richard Henderson <rth@redhat.com>
12717 * cfgrtl.c: Include recog.h and insn-config.h.
12718 (keep_with_call_p): Fix general_operand invocation.
12719 * Makefile.in (cfgrtl.o): Update dependencies.
12721 2002-02-07 Kazu Hirata <kazu@hxi.com>
12723 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
12724 comment. Accept HImode only if TARGET_H8300.
12726 2002-02-07 Eric Christopher <echristo@redhat.com>
12728 * config/mips/crtn.asm: Cleanup #ifdefs.
12730 2002-02-07 Eric Christopher <echristo@redhat.com>
12732 * config/mips/crti.asm: Add changes for mips16. mips16 uses
12733 register 7 as RA instead of $31.
12734 * config/mips/crtn.asm: Ditto.
12735 * config/mips/mips.c (mips_move_2words): Add case for
12736 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
12737 (compute_frame_size): Fix typo.
12738 (save_restore_insns): Ditto. Make documentation about using
12739 register $7 as return register more precise.
12740 (mips_expand_epilogue): Fix comment. Add code to work around not
12741 being able to add to the stack pointer directly.
12742 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
12743 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
12746 2002-02-07 Tom Rix <trix@redhat.com>
12748 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
12749 immediates in ldu and stdu DS opcode field.
12750 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
12751 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
12752 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
12754 2002-02-07 Jeff Sturm <jsturm@one-point.com>
12756 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
12757 offset for stack bias.
12759 2002-02-07 H.J. Lu <hjl@gnu.org>
12761 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
12763 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
12765 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
12767 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
12769 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
12770 * i386.c (x86_order_regs_for_local_alloc): New global function.
12771 * i386.h (REG_ALLOC_ORDER): CLeanup.
12772 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
12774 2002-02-07 Richard Henderson <rth@redhat.com>
12776 PR optimization/2463
12777 * alias.c (find_base_value): Recall base values for fixed hard regs.
12778 * loop.c (loop_regs_update): Don't use single_set on non-insns.
12780 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
12782 * config/mips/mips.md (define_delay) [mips16]: Adjust required
12785 2002-02-06 Richard Henderson <rth@redhat.com>
12788 * stmt.c (resolve_operand_name_1): Take more care with mixed
12789 named and unnamed operands.
12791 2002-02-06 Janis Johnson <janis187@us.ibm.com>
12792 Jan Hubicka <jh@suse.cz>
12794 * loop.c (remove_constant_addition): Avoid clobbering a shared
12797 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
12799 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
12800 * config/s390/t-linux64: New file.
12801 * config/s390/libgcc-glibc.ver: New file.
12803 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
12805 * config/s390/linux64.h: Delete file.
12806 * config/s390/s390x.h: New file.
12807 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
12808 as target header file.
12809 * config/s390/linux.h (TARGET_VERSION): Define depending on
12810 DEFAULT_TARGET_64BIT.
12811 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
12812 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
12813 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
12814 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
12815 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
12816 (EXTRA_SPEC): New define.
12817 * config/s390/s390.h (TARGET_VERSION): Define depending on
12818 DEFAULT_TARGET_64BIT.
12819 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
12821 2002-02-06 Jason Merrill <jason@redhat.com>
12823 * c-decl.c (finish_function): Warn about a non-void function with
12824 no return statement and no abnormal exit.
12825 (current_function_returns_abnormally): New variable.
12826 (start_function): Clear it.
12827 (struct c_language_function): Add returns_abnormally.
12828 (push_c_function_context): Save it.
12829 (pop_c_function_context): Restore it.
12830 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
12831 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
12832 an explicit return type.
12833 * c-tree.h: Declare current_function_returns_abnormally.
12834 (C_FUNCTION_IMPLICIT_INT): New macro.
12835 * c-typeck.c (build_function_call): Set it.
12836 (c_expand_return): Set current_function_returns_value even if the
12837 value is erroneous.
12839 2002-02-06 Jakub Jelinek <jakub@redhat.com>
12842 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
12843 unsafe for reevaluation.
12845 2002-02-06 Jakub Jelinek <jakub@redhat.com>
12848 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
12849 EXPR_STMT, but COMPOUND_STMT, recurse into it.
12851 2002-02-06 Richard Henderson <rth@redhat.com>
12853 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
12854 be a general_operand. Dest for function value must be a pseudo.
12856 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
12858 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
12859 as SYMBOL_REFs from the constant pool.
12861 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
12863 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
12864 passed by invisible reference.
12866 2002-02-05 Richard Henderson <rth@redhat.com>
12868 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
12870 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
12872 Implement using "base addresses" in insn operands as default.
12873 * config/mmix/mmix.c (mmix_conditional_register_usage): if
12874 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
12875 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
12876 used to read the rtx value.
12877 (mmix_target_asm_function_epilogue): Fix spacing.
12878 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
12879 (mmix_legitimate_address): Ditto.
12880 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
12881 should be loaded with a GETA insn. Don't allocate needless extra
12882 char for nul termination and fix misleading comment.
12883 (mmix_print_operand_address): Handle constants if
12884 TARGET_BASE_ADDRESSES.
12885 (mmix_output_register_setting): Use base addressing if
12886 TARGET_BASE_ADDRESSES and the number of insns is 3.
12887 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
12888 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
12889 to use R as constraint, add LDA to match s.
12890 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
12891 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
12892 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
12893 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
12894 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
12895 order with other fixed registers.
12896 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
12897 other parameter/call-clobbered registers.
12898 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
12899 -mbase-addresses, -mno-base-addresses.
12900 (MMIX Options): Ditto.
12902 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12904 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
12906 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
12908 * config/rs6000/altivec.h: Change elem to _S_elem.
12910 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
12912 * config/netbsd.h (WCHAR_TYPE): Define.
12913 (WCHAR_TYPE_SIZE): Ditto.
12914 (WINT_TYPE): Ditto.
12915 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
12916 (WCHAR_UNSIGNED): Ditto.
12917 (WCHAR_TYPE_SIZE): Ditto.
12918 (WINT_TYPE): Ditto.
12919 * config/arm/netbsd.h: Likewise.
12920 * config/i386/netbsd-elf.h: Likewise.
12921 * config/i386/netbsd.h: Likewise.
12922 * config/m68k/netbsd-elf.h: Likewise.
12923 * config/m68k/netbsd.h: Likewise.
12924 * config/ns32k/netbsd.h: Likewise.
12925 * config/sparc/netbsd.h: Likewise.
12926 * config/vax/netbsd.: Likewise.
12928 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
12930 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
12931 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
12932 (TARGET_INITIALIZER): this.
12933 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
12934 (BITFIELD_NBYTES_LIMITED): Markup fix.
12935 * tree.h (default_ms_bitfield_layout_p): Declare.
12936 (record_layout_info): Added prev_field.
12937 * tree.c (default_ms_bitfield_layout_p): New fn.
12938 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
12939 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
12940 * stor-layout.c: Include target.h.
12941 (start_record_layout): Initialize prev_field.
12942 (place_field): Handle MS bit-field layout, and disregard
12943 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
12944 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
12945 * Makefile.in (stor-layout.o): Adjust dependencies.
12947 2002-02-05 Jason Merrill <jason@redhat.com>
12949 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
12951 2002-02-05 Andreas Jaeger <aj@suse.de>
12953 * crtstuff.c: Fix comments.
12955 2002-02-05 Richard Henderson <rth@redhat.com>
12958 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
12959 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
12962 * config/mips/mips.c (function_arg): Handle TImode.
12963 (function_arg_advance): Likewise.
12965 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
12967 * config/rs6000/altivec.h (vec_step_help): Rename to
12970 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
12972 * config/rs6000/altivec.h: Fix typos.
12974 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
12976 * config/arm/netbsd.h: Correct a comment.
12978 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
12980 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
12981 building void typed builtins.
12983 * config/rs6000/altivec.h (vec_ld*): Fix typos.
12984 (vec_step): Implement for C++.
12986 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12988 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
12990 2002-02-04 Richard Henderson <rth@redhat.com>
12992 * combine.c (nonzero_bits): Re-introduce special case for
12993 sp/fp/ap wrt REGNO_POINTER_ALIGN.
12995 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
12997 * doc/extend.texi: Warn about unsupported usage of altivec
13000 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
13001 (altivec_predicate_*): New.
13003 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
13004 Add C++ version of vec_*() functions.
13006 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
13007 (bdesc_2arg): Remove altivec predicates.
13008 (altivec_expand_builtin): Handle predicates.
13009 (altivec_init_builtins): Handle predicates.
13010 (altivec_expand_predicate_builtin): New.
13012 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13014 * pa.c (DO_FRAME_NOTES): Move forward.
13015 (store_reg): Revise handling of frame notes.
13016 (load_reg): Likewise.
13017 (set_reg_plus_d): Likewise.
13018 (hppa_expand_prologue): Likewise.
13019 (hppa_expand_epilogue): Likewise.
13021 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13023 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
13025 2002-02-04 Jakub Jelinek <jakub@redhat.com>
13027 PR c/4475, c++/3780:
13028 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
13029 * c-common.h (SWITCH_TYPE): Define.
13030 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
13031 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
13032 Rename spareness variable to sparseness.
13033 (expand_end_case_type): Renamed from expand_end_case, use orig_type
13034 if non-NULL instead of TREE_TYPE (orig_index).
13035 * tree.h (expand_end_case_type): Renamed from expand_end_case.
13036 (expand_end_case): Define using expand_end_case_type.
13037 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
13038 to expand_end_case_type.
13039 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
13041 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13043 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
13044 (BIGGEST_ALIGNMENT): Change to 128.
13046 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13048 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
13050 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13052 * pa.md (call_internal_reg_64bit): Remove unused variable.
13054 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
13056 * config/arm/arm.h (machine_function): Add uses_anonymous_args
13058 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
13059 * config/arm/arm.c (current_function_anonymous_args): Delete,
13060 replace uses with cfun->machine->uses_anonymous_args.
13061 (arm_reorg): Do not reset uses_anonymous_args.
13063 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
13064 any geenral register.
13066 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
13068 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
13071 2002-02-04 Richard Henderson <rth@redhat.com>
13073 * combine.c (force_to_mode): Remove STACK_BIAS code.
13074 (nonzero_bits): Likewise. Replace sp/fp special case with
13075 REGNO_POINTER_ALIGN.
13077 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
13078 (HARD_FRAME_POINTER_REGNUM): New.
13079 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
13080 (FIXED_REGS, CALL_USED_REGS): Update.
13081 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
13082 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
13083 (HARD_REGNO_NREGS): Update for SFP.
13084 (STACK_POINTER_OFFSET): Include bias here ...
13085 (FIRST_PARM_OFFSET): ... not here.
13086 (STACK_BIAS): Remove.
13087 (INIT_EXPANDERS): New.
13088 (STARTING_FRAME_OFFSET): Do not include bias.
13089 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
13090 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
13091 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
13092 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
13093 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
13094 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
13095 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
13096 (MUST_SAVE_REGISTER): Likewise.
13097 (sparc_flat_function_prologue): Likewise.
13098 (sparc_flat_function_epilogue): Likewise.
13099 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
13100 (sparc_init_modes): SFP is GENERAL_REGS.
13101 (sparc_builtin_saveregs): SFP does not have bias applied.
13103 2002-02-04 Richard Henderson <rth@redhat.com>
13105 * config/alpha/alpha.c (current_function_is_thunk): Don't check
13106 current_function_is_thunk.
13107 (alpha_sa_mask): Distinguish between current_function_is_thunk
13108 called from ASM_OUTPUT_MI_THUNK and not.
13109 (alpha_does_function_need_gp): Thunks always need gp.
13110 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
13111 (alpha_output_mi_thunk_osf): New.
13112 * config/alpha/alpha-protos.h: Update.
13113 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
13115 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
13117 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
13118 function types, not when they're taken away.
13120 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
13122 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
13123 CODE_LABEL and jump table when replacing a table jump with a
13126 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
13128 * config/s390/s390-protos.h (legitimize_la_operand,
13129 s390_secondary_input_reload_class, s390_plus_operand,
13130 s390_expand_plus_operand): Add prototypes.
13132 config/s390/s390.c (s390_secondary_input_reload_class,
13133 s390_plus_operand, s390_expand_plus_operand): New functions.
13135 (struct s390_address): New member 'pointer'.
13136 (s390_decompose_address): Compute it.
13137 (legitimate_la_operand_p): Use it.
13138 (legitimize_la_operand): New function.
13139 (movti, movdi, movdf splitters): Call it.
13141 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
13142 (PREDICATE_CODES): Add s390_plus_operand.
13144 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
13145 (la_ccclobber): Allow GENERAL_REGS as output operand.
13147 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
13148 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
13149 (*la_64, *la_31, reload_indi, reload_insi): ... these.
13151 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
13153 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
13154 register names for regular asm () construct.
13156 2002-02-04 Jakub Jelinek <jakub@redhat.com>
13158 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
13161 2002-02-04 Jakub Jelinek <jakub@redhat.com>
13163 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
13166 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
13168 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
13169 constant pool to be identical by string address and index.
13171 2002-02-04 Anthony Green <green@redhat.com>
13173 * output.h (SECTION_OVERRIDE): Define.
13174 * varasm.c (named_section): Obey SECTION_OVERRIDE.
13176 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
13178 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
13179 by existing arm*-*-netbsd* (a.out) target.
13180 (ns32k-*-netbsdelf*): Likewise.
13181 (sparc-*-netbsdelf*): Likewise.
13182 (vax-*-netbsdelf*): Likewise.
13184 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
13186 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
13187 headers and libobjc headers.
13189 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
13191 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
13192 (_mingw.h): Remove duplicate include.
13194 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
13196 * config.gcc: Set cpu_type to m68k for 68010, as well.
13197 (m68010-*-netbsdelf*): New...
13198 (m68k*-*-netbsdelf*): ...targets.
13199 * config/m68k/netbsd-elf.h: New file.
13201 2002-02-02 Kazu Hirata <kazu@hxi.com>
13203 * config/h8300/h8300.c (hand_list): Move inside function_arg.
13205 2002-02-02 Kazu Hirata <kazu@hxi.com>
13207 * config/h8300/h8300.c (h8_push_ops): Move inside
13209 (h8_pop_ops): Likewise.
13210 (h8_move_ops): Likewise.
13212 2002-02-02 Kazu Hirata <kazu@hxi.com>
13214 * config/h8300/h8300.c (os_task): Make it static.
13215 (monitor): Likewise.
13216 (pragma_saveall): Likewise.
13218 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
13220 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
13221 constant is a valid sign-extension for Pmode.
13223 2002-02-02 Kazu Hirata <kazu@hxi.com>
13225 * config/h8300/h8300.c: Fix formatting.
13227 2002-02-02 Kazu Hirata <kazu@hxi.com>
13229 * config/h8300/h8300.md: Fix formatting.
13231 2002-02-02 Kazu Hirata <kazu@hxi.com>
13233 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
13234 predicates of operands[1]. Split the patterns for each
13237 2002-02-02 Kazu Hirata <kazu@hxi.com>
13239 * config/h8300/h8300.md (xor patterns): Tighten the predicates
13240 of operands[1] to register_operand.
13242 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
13244 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
13245 * cpphash.c (_cpp_init_hashtable): Similarly.
13246 * cppinit.c (cpp_create_reader): Default the signed_char flag.
13247 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
13248 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
13249 (cpp_handle_option): Handle the new options.
13250 * cpplex.c (cpp_interpret_charconst): Use new flag.
13251 * cpplib.h (struct cpp_options): New member signed_char.
13252 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
13253 (cpp_options): Handle -fsigned-char and -funsigned-char.
13254 (static_specs): Remove signed_char_spec.
13255 (do_spec1): Don't handle %c.
13256 * system.h: Poison SIGNED_CHAR_SPEC.
13257 * tradcif.y (yylex): Use flag_signed_char.
13258 * tradcpp.h (flag_signed_char): New.
13259 * tradcpp.c (flag_signed_char): New.
13260 (main): Handle new command-line options.
13261 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
13263 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
13264 * avr/avr.h: Remove old comments.
13265 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
13266 (CC1_SPEC): Pass -fsigned-char if -mic*.
13267 (SIGNED_CHAR_SPEC): Remove.
13269 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
13271 2002-02-01 Eric Christopher <echristo@redhat.com>
13273 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
13274 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
13275 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
13276 (ASM_OUTPUT_REG_POP): Ditto.
13278 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
13280 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
13283 2002-02-02 Jakub Jelinek <jakub@redhat.com>
13285 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
13287 2002-02-02 Jakub Jelinek <jakub@redhat.com>
13290 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
13293 2002-02-01 Janis Johnson <janis187@us.ibm.com>
13295 * cfganal.c: Include tm_p.h.
13296 (keep_with_call_p): Fix the test that determines if a register holds
13297 the return value of a call.
13299 2002-02-01 DJ Delorie <dj@redhat.com>
13301 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
13302 we are given conflicting registers, switch to the other one we
13303 had allocated for us.
13304 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
13305 as TImode so we know when the "other" register is available.
13307 2002-02-01 David O'Brien <obrien@FreeBSD.org>
13309 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
13312 2002-02-01 Janis Johnson <janis187@us.ibm.com>
13314 * cfganal.c (keep_with_call_p): New function.
13315 (flow_call_edges_add): Prevent splitting a block between a call and
13316 a single-set instruction that should be kept in the same block.
13318 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
13320 * doc/install.texi (avr): Update outdated URL.
13322 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
13324 * config/stormy16/stormy16.md (pushqi): New.
13328 (movhi): Remove stack operands.
13330 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
13331 nonimmediate_nonstack_operand.
13332 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
13334 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
13337 2002-01-31 Jason Merrill <jason@redhat.com>
13339 * Makefile.in (c-parse.c): Handle .output file.
13340 * objc/Make-lang.in (objc-parse.c): Likewise.
13342 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
13344 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
13345 the -me[lb] option is given. Don't output the default flag
13348 2002-01-31 Zack Weinberg <zack@codesourcery.com>
13350 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
13351 the primary source file; this has not been done yet.
13352 * c-decl.c (c_expand_body): Reset input_filename from
13353 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
13355 2002-01-31 Kazu Hirata <kazu@hxi.com>
13357 * rtlanal.c (subreg_regno_offset): Do not use
13358 SUBREG_REGNO_OFFSET.
13359 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
13360 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
13362 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
13364 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
13365 version rather than GNATS version in --version output.
13367 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
13369 * ifcvt.c (noce_process_if_block): Make a copy of the destination
13370 when copying back from a temporary.
13372 2002-01-30 Richard Henderson <rth@redhat.com>
13374 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
13375 and new_dest are the same.
13377 2002-01-30 Richard Henderson <rth@redhat.com>
13380 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
13381 * rtl.c (note_insn_name): Update.
13382 * emit-rtl.c (remove_unnecessary_notes): Kill it.
13383 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
13384 to perform loop rotation.
13385 (expand_exit_loop_top_cond): New.
13386 * tree.h (expand_exit_loop_top_cond): Declare it.
13387 * c-semantics.c (genrtl_while_stmt): Use it.
13388 (genrtl_for_stmt): Likewise.
13390 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
13392 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
13393 arguments to 64-bit boundaries on 64-bit ABIs.
13395 2002-01-30 Steve Ellcey <sje@cup.hp.com>
13397 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
13399 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
13401 * c-decl.c (grokdeclarator): Handle type being a typedef for an
13404 2002-01-30 David O'Brien <obrien@FreeBSD.org>
13406 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
13407 * config/sparc/sparc_bi.h: Remove file.
13408 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
13410 2002-01-30 Richard Henderson <rth@redhat.com>
13412 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
13414 2002-01-30 Zack Weinberg <zack@codesourcery.com>
13416 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
13418 2002-01-30 Jason Merrill <jason@redhat.com>
13420 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
13421 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
13422 (reg_save): Use DW_CFA_offset_extended_sf instead.
13424 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
13426 2002-01-29 Jakub Jelinek <jakub@redhat.com>
13428 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
13431 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
13433 * rs6000.md ("*call_value_local32"): Remove constraints.
13434 ("*call_value_local64"): Same.
13435 ("*call_value_indirect_nonlocal_aix32"): Same.
13436 ("*call_value_nonlocal_aix32"): Same.
13437 ("*call_value_indirect_nonlocal_aix64"): Same.
13438 ("*call_value_nonlocal_aix64"): Same.
13439 ("*call_value_nonlocal_sysv"): Same.
13441 2002-01-29 Richard Henderson <rth@redhat.com>
13443 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
13445 2002-01-29 Richard Henderson <rth@redhat.com>
13447 * expr.c (force_operand): Ignore flag_pic for detecting pic
13449 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
13450 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
13451 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
13452 instead of open-coded loop.
13453 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
13454 be fixed when in use.
13456 2002-01-29 Richard Henderson <rth@redhat.com>
13458 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
13459 * sched-rgn.c (propagate_deps): Update them.
13460 * sched-deps.c (sched_analyze_insn): Update them. Flush the
13461 clobbers list when either gets too long.
13463 2002-01-29 Jakub Jelinek <jakub@redhat.com>
13465 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
13466 and INDEX_REGS the same as GENERAL_REGS.
13467 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
13469 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
13471 * tree.c (build_nonstandard_integer_type): Correct prototype.
13473 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
13475 * config/s390/s390.md (movstrsico, movstrdix_64,
13476 movstrsix_31): Remove, replace by ...
13477 (movstrdi_short, movstrsi_short, movstrdi_long,
13478 movstrsi_long): ... these. New.
13479 (movstrdi, movstrsi): Adapt.
13481 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
13482 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
13483 Remove unnecessary CC clobber.
13484 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
13485 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
13487 (divmoddi4): Don't partially initialize TImode register.
13489 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
13491 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
13493 2002-01-29 Richard Henderson <rth@redhat.com>
13495 * flow.c (print_rtl_and_abort): Remove.
13496 (print_rtl_and_abort_fcn): Remove.
13497 (verify_local_live_at_start): Use dump_bb instead.
13498 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
13499 (verify_wide_reg_1): Return 2 on mode test failure.
13501 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
13503 PR c/3325, c/3326, c/2511, c/3347
13504 * c-decl.c (enum_decl_context): Remove BITFIELD.
13505 (grokdeclarator): Take bitfield width as an input.
13506 Ensure bitfields are given the correct type. Perform
13507 bitfield width validation with build_bitfield_integer_type
13508 rather than waiting for finish_struct.
13509 (grok_typename, grok_typename_in_parm_context, start_decl,
13510 push_parmdecl, grokfield, start_function): Update calls to
13512 (build_bitfield_integer_type): New function.
13513 (finish_struct): Move bitfield validation to grokdeclarator
13514 and build_bitfield_integer_type.
13515 * tree.c (build_nonstandard_integer_type): New function.
13516 * tree.h (build_nonstandard_integer_type): New prototype.
13518 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
13520 2002-01-29 Jakub Jelinek <jakub@redhat.com>
13523 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
13524 don't ignore unrecognized -W* options.
13525 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
13526 * cpplib.h (cpp_handle_option): Adjust prototype.
13527 * c-decl.c (c_decode_options): Pass 0 as last argument to
13531 * gcc.c (cpp_unique_options): Split from cpp_options.
13532 (cpp_options): Source cpp_unique_options.
13533 (default_compilers): Use cpp_unique_options instead of cpp_options
13534 when used together with cc1_options.
13535 (static_specs): Add cpp_unique_options.
13536 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
13537 when used together with cc1_options.
13539 2002-01-29 Kazu Hirata <kazu@hxi.com>
13541 * config/h8300/h8300-protos.h: Update the prototype of
13543 * config/h8300/h8300.c (output_a_shift): Remove an unused
13544 argument 'insn'. Remove redundant code.
13545 * config/h8300/h8300.md: Adust to the new prototype of
13548 2002-01-29 Kazu Hirata <kazu@hxi.com>
13550 * config/h8300/h8300-protos.h: Update the prototypes of
13551 emit_a_rotate and expand_a_rotate.
13552 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
13553 first argument to 'enum rtx_code'.
13554 (expand_a_rotate): Likewise.
13556 2002-01-28 Kazu Hirata <kazu@hxi.com>
13558 * config/h8300/h8300-protos.h: Update the prototype of
13560 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
13562 * config/h8300/h8300.md: Adjust to the new prototype.
13564 2002-01-28 Kazu Hirata <kazu@hxi.com>
13566 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
13569 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
13571 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
13572 is a fixed register before returning pic_offset_table_rtx.
13573 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
13574 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
13576 2002-01-28 Jason Merrill <jason@redhat.com>
13578 * dwarf2.h: Sync with src version.
13580 2002-01-28 Paul Koning <pkoning@equallogic.com>
13582 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
13583 BT_FN_VOID_PTR_VAR.
13584 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
13585 * doc/extend.texi (__builtin_prefetch): Update documentation:
13586 first argument is now const void ptr.
13588 2002-01-28 Kazu Hirata <kazu@hxi.com>
13590 * config/h8300/h8300-protos.h: Remove an unused prototype.
13592 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
13594 * toplev.c (lang_independent_init): Round up identifier size.
13596 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
13598 * config.gcc: Revert previous change.
13600 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
13602 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
13604 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
13606 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
13607 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
13608 other non-elf netbsd config frags.
13609 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
13610 collect2 will does that.
13611 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
13612 shared-lib frobbing will work.
13614 2002-01-28 Kazu Hirata <kazu@hxi.com>
13616 * config/h8300/h8300.h: Fix formatting.
13617 * config/h8300/h8300.md: Likewise.
13619 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
13621 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
13622 the old, removed AAA_standards fix.
13623 * fixinc/fixincl.x: Rebuilt.
13625 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
13627 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
13628 atexit call in crtbegin, hooked in after call to frame_dummy;
13629 register EH before registering __fini__start.
13631 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
13633 * config/rs6000/altivec.h: Remove spurious semicolons.
13635 2002-01-27 Kazu Hirata <kazu@hxi.com>
13637 * config/h8300/h8300.md: Replace dead bit extraction patterns
13638 with ones that work.
13640 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13642 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
13643 if not STRICT_ALIGNMENT.
13644 * rtl.h (MEM_ALIGN): Likewise.
13646 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
13648 * doc/invoke.texi (-fdump-translation-unit): Revert this
13649 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
13651 2002-01-27 Kazu Hirata <kazu@hxi.com>
13653 * config/h8300/h8300.md (define_constants): New.
13654 (anonymous patterns) Use defined constants appropriately.
13656 2002-01-27 Kazu Hirata <kazu@hxi.com>
13658 * config/h8300/h8300.c (function_arg): Remove redundant code.
13660 2002-01-26 Richard Henderson <rth@redhat.com>
13662 * sched-deps.c (reg_pending_uses_head): New.
13663 (reg_pending_barrier): Rename from reg_pending_sets_all.
13664 (find_insn_list): Don't mark inline.
13665 (find_insn_mem_list): Remove.
13666 (add_dependence_list, add_dependence_list_and_free): New.
13667 (flush_pending_lists): Replace only_write param with separate
13668 for_read and for_write parameters. Update all callers. Use
13669 add_dependence_list_and_free.
13670 (sched_analyze_1): Do not add reg dependencies here; just set
13671 the pending bits. Use add_dependence_list.
13672 (sched_analyze_2): Likewise.
13673 (sched_analyze_insn): Replace schedule_barrier_found with
13674 reg_pending_barrier. Add all dependencies for pending reg
13675 uses, sets, and clobbers.
13676 (sched_analyze): Don't add reg dependencies for calls, just
13677 set pending bits. Use regs_invalidated_by_call. Treat
13678 sched_before_next_call as a normal list, not a fake insn.
13679 (init_deps): No funny init for sched_before_next_call.
13680 (free_deps): Free pending mems lists. Don't zero reg_last.
13681 (init_deps_global): Init reg_pending_uses.
13682 (finish_deps_global): Free it.
13683 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
13684 (find_insn_mem_list): Remove.
13685 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
13686 (propagate_deps): Use them. Zero temp mem lists.
13688 2002-01-26 Richard Henderson <rth@redhat.com>
13690 * Makefile.in (CRTSTUFF_CFLAGS): New.
13691 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
13692 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
13693 crtstuff.c instead of alpha assembly version.
13694 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
13695 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
13696 not FORCE_{INIT,FINI}_SECTION_ALIGN.
13697 (__do_global_dtors_aux): Mark used.
13698 (frame_dummy, __do_global_ctors_aux): Mark used.
13699 (fini_dummy, init_dummy): Remove.
13701 * config/alpha/crtbegin.asm: Remove file.
13702 * config/alpha/crtend.asm: Remove file.
13703 * config/alpha/t-crtbe: Remove file.
13704 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
13705 (LINK_EH_SPEC): New.
13707 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
13708 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
13709 calling constructors.
13710 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
13712 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
13713 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
13714 CRT_END_INIT_DUMMY hack.
13715 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
13716 FORCE_{INIT,FINI}_SECTION_ALIGN.
13718 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
13719 FORCE_{INIT,FINI}_SECTION_ALIGN.
13721 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
13722 invocation sequence.
13723 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
13725 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
13726 (FORCE_CODE_SECTION_ALIGN): New.
13728 2002-01-26 Richard Henderson <rth@redhat.com>
13730 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
13732 2002-01-26 Richard Henderson <rth@redhat.com>
13734 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
13735 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
13737 2002-01-26 Kazu Hirata <kazu@hxi.com>
13739 * config/h8300/h8300.md: Remove bit extraction patterns that
13740 cannot be triggered.
13741 Restrict each bit extraction pattern to a variant on which the
13744 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
13746 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
13748 2002-01-26 Kazu Hirata <kazu@hxi.com>
13750 * config/h8300/h8300.md: Remove bit test patterns that cannot
13752 Restrict each bit test pattern to a variant on which the
13755 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13757 * builtins.c (expand_builtin_strncat): Remove redundant check for
13760 2002-01-25 David O'Brien <obrien@FreeBSD.org>
13762 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
13764 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
13767 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
13769 * dbxout.c (dbxout_init): Use assemble_name rather than just
13770 stripping off the first character.
13771 (dbxout_source_file): Likewise.
13773 2002-01-25 DJ Delorie <dj@redhat.com>
13775 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
13776 using rtx_equal_p, not by comparing pointers.
13778 2002-01-25 Steve Ellcey <sje@cup.hp.com>
13780 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
13781 for PIC_OFFSET_TABLE_REGNUM.
13782 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
13784 2002-01-25 David O'Brien <obrien@FreeBSD.org>
13786 * config.gcc (x86_64-*-freebsd*): New target.
13787 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
13789 (i[34567]86-*-freebsd*): Don't include svr4.h.
13790 * config/i386/freebsd64.h: New file.
13792 2002-01-25 Douglas B Rupp <rupp@gnat.com>
13794 * config/alpha/x-vms (version): Make static.
13796 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
13797 in previous checkin.
13799 * Makefile.in (install-headers-cp): New target.
13800 * config.gcc (alpha-dec-*vms*): Install headers with
13803 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
13805 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
13808 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13810 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
13811 of compare_tree_int.
13812 (expand_builtin_strncat): Likewise.
13813 * c-decl.c (finish_struct): Use tree_low_cst.
13814 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
13815 * tree.c (compare_tree_int): Likewise.
13817 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
13819 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
13820 adjustments even if they are implemented by more than two insns.
13822 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
13824 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
13825 * df.h (struct ref): Kill B.
13826 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
13828 * basic-block.h (PROP_EQUAL_NOTES): New flag.
13829 * flow.c (propagate_one_insn): Use it.
13830 (mark_used_regs): Handle NIL.
13832 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
13834 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
13837 2002-01-25 David Edelsohn <edelsohn@gnu.org>
13839 * rs6000.md (prefetch): Make address V4SI mode so that the address
13840 is restricted to legitimate form for instruction.
13842 2002-01-25 Bob Wilson <bob.wilson@acm.org>
13844 * doc/install.texi (xtensa-*-elf): New target.
13845 (xtensa-*-linux*): New target.
13846 * doc/contrib.texi: Add myself.
13848 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
13850 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
13851 purpose register to hold an SImode (or smaller) value.
13853 2002-01-25 Jakub Jelinek <jakub@redhat.com>
13855 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
13857 * crtstuff.c: Likewise.
13859 2002-01-25 Kazu Hirata <kazu@hxi.com>
13861 * config/h8300/h8300.md (negation patterns): Tighten
13862 predicates to register_operand.
13864 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
13866 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
13869 * builtins.c (expand_builtin_prefetch): Same.
13871 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
13873 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
13876 2002-01-24 Kazu Hirata <kazu@hxi.com>
13878 * config/h8300/h8300.c (print_operand): Remove support for
13879 operand character 'A'.
13880 * config/h8300/h8300.md (three anonymous patterns): Replace
13881 operand character 'A' with either 'T' or 'S'.
13883 2002-01-24 Kazu Hirata <kazu@hxi.com>
13885 * config/h8300/h8300.c (print_operand): Remove support for
13886 operand character 'U'.
13888 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
13890 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
13892 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
13894 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
13895 values to be assigned to the stack pointer.
13897 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
13899 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
13900 to const_double needs to be done right for big-endian systems.
13902 2002-01-24 Jason Merrill <jason@redhat.com>
13905 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
13906 to can_throw_internal.
13908 2002-01-23 Richard Henderson <rth@redhat.com>
13910 * fold-const.c (fold): Change UINT_MAX test to check vs precision
13911 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
13913 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
13915 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
13916 (symGOT2reg): Use them, then set as GOT value as unchanging.
13917 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
13918 as a temporary, if possible.
13919 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
13920 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
13922 2002-01-23 Kazu Hirata <kazu@hxi.com>
13924 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
13925 accept to accept 0x80 as operands[2].
13927 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
13929 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
13931 2002-01-23 Richard Henderson <rth@redhat.com>
13933 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
13935 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
13937 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
13938 (parmlist_or_identifiers_1): Verify that only a parmlist follows
13941 2002-01-23 Richard Henderson <rth@redhat.com>
13943 * expr.c (move_by_pieces_1): Extend size before negation.
13945 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
13946 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
13947 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
13948 * config/m68k/t-m68kelf: Likewise.
13950 2002-01-23 Bob Wilson <bob.wilson@acm.org>
13952 * config/xtensa/elf.h: New file.
13953 * config/xtensa/lib1funcs.asm: New file.
13954 * config/xtensa/lib2funcs.S: New file.
13955 * config/xtensa/linux.h: New file.
13956 * config/xtensa/t-xtensa: New file.
13957 * config/xtensa/xtensa-config.h: New file.
13958 * config/xtensa/xtensa-protos.h: New file.
13959 * config/xtensa/xtensa.c: New file.
13960 * config/xtensa/xtensa.h: New file.
13961 * config/xtensa/xtensa.md: New file.
13962 * config.gcc (xtensa-*-elf*): New target.
13963 (xtensa-*-linux*): New target.
13964 * cse.c (canon_hash): Compare rtx pointers instead of register
13965 numbers. This is required for the Xtensa port.
13966 * integrate.c (copy_insn_list): Handle case where the static
13967 chain is in memory and the memory address has to be copied to
13969 * doc/invoke.texi (Option Summary): Add Xtensa options.
13970 (Xtensa Options): New node.
13971 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
13973 2002-01-23 Zack Weinberg <zack@codesourcery.com>
13975 * diagnostic.c (internal_error): Do ICE suppression only
13976 when ENABLE_CHECKING is not defined.
13978 * c-typeck.c (require_complete_type): Return error_mark_node
13979 if type is error_mark_node.
13981 2002-01-23 Janis Johnson <janis187@us.ibm.com>
13983 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
13984 -Os and issue a warning.
13986 2002-01-23 Zack Weinberg <zack@codesourcery.com>
13988 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
13989 current (lack of) need for host configuration by hand.
13991 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
13992 references. Documentation of some target macros moved from
13993 hostconfig.texi to tm.texi.
13995 2002-01-23 Will Cohen <wcohen@redhat.com>
13997 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
14000 2002-01-23 Kazu Hirata <kazu@hxi.com>
14002 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
14005 2002-01-23 Jason Merrill <jason@redhat.com>
14007 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
14009 * function.c (assign_parms): Don't put args of inline functions
14010 into registers when not optimizing.
14012 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
14014 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
14015 (prologue_use): New pattern.
14016 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
14017 preference to gen_rtx_USE.
14018 (thumb_expand_prologue): Use gen_prologue_use in preference to
14020 (thumb_expand_epilogue): Use gen_prologue_use in preference to
14023 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
14025 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
14027 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
14030 * doc/extend.texi: Correct documentation of __alignof__.
14032 2002-01-22 Zack Weinberg <zack@codesourcery.com>
14034 * params.h: Rename arguments of DEFPARAM so that it will be
14035 recognized as a translation keyword.
14037 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
14039 * extend.texi: Document altivec functions.
14040 Fix N-bit adjectives in X86 builtin documentation.
14042 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
14044 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
14045 auto_inc_dec values.
14047 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
14049 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
14051 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
14053 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
14055 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
14057 2002-01-22 Richard Henderson <rth@redhat.com>
14059 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
14060 copy_insn not copy_rtx.
14062 2002-01-23 Alan Modra <amodra@bigpond.net.au>
14064 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
14065 "nonzero" as that might add "1" bits. Ensure "constop" is
14066 properly sign extened.
14067 (force_to_mode): Tweak for sign extended constop.
14069 2002-01-22 Richard Henderson <rth@redhat.com>
14071 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
14072 for_each_rtx instead of assuming we're already looking at the MEM.
14073 (split_small_symbolic_mem_operand): Likewise.
14074 * config/alpha/alpha.h (PREDICATE_CODES): Update.
14075 * config/alpha/alpha.md (small symbolic memory splitters): Update.
14077 2002-01-22 Richard Henderson <rth@redhat.com>
14079 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
14080 sequence number for the literal.
14081 (divmoddi_internal_er): Likewise.
14083 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
14086 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
14087 in LIBICONV variable.
14088 * configure: Regenerated.
14090 2002-01-22 Krister Walfridsson <cato@df.lth.se>
14092 * dependence.c (build_def_use): Remove array_idx.
14094 * dwarfout.c (last_filename): Remove.
14095 (output_compile_unit_die): Remove last_filename.
14097 2002-01-22 Roger Sayle <roger@eyesopen.com>
14098 Richard Henderson <rth@redhat.com>
14101 * fold-const.c (fold): Optimize unsigned comparisons against
14102 UINT_MAX (and similar unsigned constants).
14104 2002-01-22 Janis Johnson <janis187@us.ibm.com>
14106 * Makefile.in (loop.o): Depend on OPTABS_H.
14107 * loop.c (emit_prefetch_instructions): Check the prefetch operand
14108 against the predicate.
14111 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
14112 for the address operand.
14114 2002-01-22 Richard Henderson <rth@redhat.com>
14116 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
14118 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
14121 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
14122 preprocessor flags.
14124 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
14126 * config.gcc (x86_64-*-netbsd*): New target.
14127 * config/i386/netbsd64.h: New file.
14129 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
14131 * regrename.c (kill_value): Fix typo.
14133 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
14135 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
14137 * config/rs6000/rs6000.h: Same.
14139 * function.c (instantiate_virtual_regs): Remove
14140 STARTING_FRAME_PHASE.
14141 (assign_stack_local_1): Same.
14142 Calculate frame phase.
14144 2002-01-22 Nick Clifton <nickc@redhat.com>
14146 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
14147 variable declaration to outer scope in order to simplify
14149 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
14150 arm_hard_regno_mode_ok.
14151 * config/arm/arm-protos.h: Add a prototype for
14152 arm_hard_regno_mode_ok.
14153 * config/arm/arm.c (soft_df_operand): Remove now redundant
14154 check for DImode values using IP_REGNUM.
14155 (nonimmediate_soft_df_operand): Remove now redundant check for
14156 DImode values using IP_REGNUM.
14157 (arm_hard_regno_mode_ok): New function. New check: make sure
14158 that DImode values are not stored in IP_REGNUM.
14160 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
14162 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
14164 2002-01-22 Jason Merrill <jason@redhat.com>
14166 * c-semantics.c (genrtl_compound_stmt): Only check nesting
14167 consistency if this COMPOUND_STMT is scoped.
14169 2002-01-22 Kazu Hirata <kazu@hxi.com>
14171 * predict.c: Fix formatting.
14172 * print-tree.c: Likewise.
14173 * protoize.c: Likewise.
14174 * real.h: Likewise.
14176 * sbitmap.h: Likewise.
14177 * scan.c: Likewise.
14178 * sched-deps.c: Likewise.
14179 * sched-vis.c: Likewise.
14180 * sdbout.c: Likewise.
14181 * sibcall.c: Likewise.
14183 * ssa-ccp.c: Likewise.
14184 * ssa-dce.c: Likewise.
14185 * stmt.c: Likewise.
14186 * stor-layout.c: Likewise.
14187 * system.h: Likewise.
14189 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14191 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
14192 if fits in bounds of base type.
14194 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
14195 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
14196 (add_bound_info, default): If can't find a context, make a
14198 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
14200 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
14202 * c-typeck.c (parser_build_binary_op): If result from
14203 build_binary_op is ERROR_MARK just return error_mark_node without
14204 further processing.
14206 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
14208 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
14209 Split a.out-specific bits into...
14210 * config/netbsd-aout.h: ...this.
14211 * config/netbsd-elf.h: New file.
14212 * config/alpha/netbsd-elf.h: Remove.
14213 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
14214 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
14215 (STARTFILE_SPEC): Remove redundant definition.
14216 (ENDFILE_SPEC): Likewise.
14217 (LINK_SPEC): Likewise.
14218 (CPP_SPEC): Likewise.
14219 (ASM_SPEC): Likewise.
14220 (LIB_SPEC): Likewise.
14221 (SWITCH_TAKES_ARG): Likewise.
14222 (TARGET_MEM_FUNCTIONS): Likewise.
14223 (CPP_PREDEFINES): Redefine.
14224 (ASM_FINAL_SPEC): Remove redefinition.
14225 (ASM_COMMENT_START): Redefine.
14226 (FUNCTION_PROFILER): Define.
14227 (TARGET_VERSION): Redefine.
14228 Comment and formatting cleanup.
14229 * config/i386/netbsd.h: Include <netbsd-aout.h>.
14230 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
14231 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
14232 big- or little-endian.
14233 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
14234 * config.gcc (*-*-netbsd*): Add definitions common to all
14236 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
14237 gnu_ld definitions. Add netbsd-elf.h to and remove
14238 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
14239 tmake_file, and don't lose previous tmake_file contents.
14240 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
14241 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
14242 gnu_ld definitions. Add netbsd-elf.h to tm_file.
14243 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
14244 (mipsel-*-netbsd*): Rename this to...
14245 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
14246 mips/little.h to tm_file for mips*el-*.
14247 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
14248 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
14249 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
14251 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
14253 * pa-protos.h (reg_before_reload_operand): New function prototype.
14254 * pa.c (reg_before_reload_operand): New function implementation.
14255 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
14256 contraints to "*m".
14258 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14260 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
14262 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
14264 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
14265 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
14266 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
14267 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
14268 (ENDFILE_SPEC): Undefine.
14269 (STARTFILE_SPEC): Redefine for PA.
14271 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14273 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
14275 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
14277 * config.gcc: Add entries to supported PowerPC --with-cpu
14280 2002-01-21 Jakub Jelinek <jakub@redhat.com>
14282 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
14283 true for 64-bit mode only SSE registers in 32-bit mode.
14285 2002-01-21 Kazu Hirata <kazu@hxi.com>
14287 * unwind-dw2.c: Fix formatting.
14288 * unwind-dw2-fde.c: Likewise.
14289 * unwind-dw2-fde.h: Likewise.
14290 * unwind-pe.h: Likewise.
14291 * varasm.c: Likewise.
14292 * varray.h: Likewise.
14294 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
14296 Remove workaround for register stack overwrite bug in mmix.
14297 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
14298 support for TARGET_REG_STACK_FILL_BUG.
14299 * config/mmix/mmix.h: Remove member has_call_without_parameters.
14300 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
14302 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
14303 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
14304 -mno-reg-stack-fill-bug-workaround.
14305 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
14306 machine member has_call_without_parameters.
14307 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
14308 -mreg-stack-fill-bug-workaround and
14309 -mno-reg-stack-fill-bug-workaround.
14310 (MMIX Options): Ditto.
14312 2002-01-21 Kazu Hirata <kazu@hxi.com>
14314 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
14316 Remove redundant code.
14318 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
14320 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
14321 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
14322 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
14323 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
14324 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
14325 out target macro definitions and non-target-specific comments
14326 mostly taken from old versions of the manual.
14328 2002-01-20 Kazu Hirata <kazu@hxi.com>
14330 * config/h8300/h8300.h: Fix comment formatting.
14331 * config/ia64/aix.h: Likewise.
14332 * config/ia64/ia64-protos.h: Likewise.
14333 * config/ia64/ia64.c: Likewise.
14334 * config/ia64/ia64.h: Likewise.
14335 * config/ia64/ia64intrin.h: Likewise.
14336 * config/ia64/linux.h: Likewise.
14337 * config/ia64/unwind-aix.c: Likewise.
14338 * config/ia64/unwind-ia64.c: Likewise.
14340 2002-01-20 Kazu Hirata <kazu@hxi.com>
14342 * config/h8300/h8300.c: Revise comments about shift code.
14344 2002-01-20 Kazu Hirata <kazu@hxi.com>
14346 * config/h8300/h8300.c (function_arg): Update a comment.
14348 2002-01-20 Kazu Hirata <kazu@hxi.com>
14350 * config/h8300/h8300.md: Update the comments at the beginning
14353 2002-01-20 Kazu Hirata <kazu@hxi.com>
14355 * config/i370/i370.c: Fix comment formatting.
14356 * config/i370/i370.h: Likewise.
14357 * config/i370/i370.md: Likewise.
14358 * config/i370/linux.h: Likewise.
14360 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14362 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
14364 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
14365 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
14366 in incomplete case.
14368 2002-01-20 Graham Stott <grahams@redhat.com>
14370 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
14372 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
14374 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
14376 2002-01-19 Tom Rix <trix@redhat.com>
14378 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
14380 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
14382 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
14384 * function.c (assign_stack_local_1): Adjust x_frame_offset with
14385 STARTING_FRAME_PHASE.
14386 (STARTING_FRAME_PHASE): New.
14387 (instantiate_virtual_regs): Check saneness of
14388 STARTING_FRAME_PHASE.
14390 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
14392 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
14394 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
14396 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
14398 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
14399 be used for bootstrapping GCC 3.0.
14401 2002-01-18 Kazu Hirata <kazu@hxi.com>
14403 * config/h8300/h8300.md: Fix an insn length.
14405 2002-01-18 Kazu Hirata <kazu@hxi.com>
14407 * bitmap.h: Fix comment formatting.
14408 * combine.c: Likewise.
14409 * cppfiles.c: Likewise.
14410 * c-pragma.h: Likewise.
14411 * c-typeck.c: Likewise.
14413 * dwarf2out.c: Likewise.
14414 * function.c: Likewise.
14416 * genattrtab.c: Likewise.
14417 * gthr-win32.h: Likewise.
14418 * haifa-sched.c: Likewise.
14419 * predict.c: Likewise.
14420 * rtlanal.c: Likewise.
14422 * unwind-dw2-fde.h: Likewise.
14423 * unwind-pe.h: Likewise.
14424 * vmsdbgout.c: Likewise.
14426 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14428 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
14429 if type_required and passed decl.
14431 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
14433 * config.gcc (cpu_type): Include altivec.h in powerpc
14437 * config/rs6000/altivec.h: New.
14439 2002-01-17 David Edelsohn <edelsohn@gnu.org>
14441 * doc/install.texi (*-ibm-aix*): Update assembler and exception
14442 handling information.
14443 * doc/trouble.texi (Interoperation): Add libstdc++ information
14445 (Misunderstandings): Add template instantiation and static template
14446 member information for AIX.
14448 2002-01-17 Jason Merrill <jason@redhat.com>
14450 * dbxout.c (dbxout_type): Support const and volatile.
14452 * except.c (add_partial_entry): Remove backwards compatibility code.
14453 (end_protect_partials): Likewise.
14455 2002-01-17 Jakub Jelinek <jakub@redhat.com>
14457 * config/ia64/ia64.md (prologue_use): New.
14458 * config/ia64/ia64.c (ia64_expand_prologue): Use
14459 gen_prologue_use instead of gen_rtx_USE.
14460 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
14461 as CODE_FOR_pred_rel_mutex.
14462 (ia64_sched_reorder2): Likewise.
14464 2002-01-16 Eric Christopher <echristo@redhat.com>
14466 * config/mips/r3900.h: Reformat.
14467 (SUBTARGET_CPP_SIZE_SPEC): Remove.
14468 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
14469 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
14470 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
14471 * config/mips/t-elf: Remove mips3 multilib.
14473 2002-01-16 H.J. Lu <hjl@gnu.org>
14475 * config/mips/linux.h: Include "mips/abi64.h".
14477 2002-01-16 H.J. Lu <hjl@gnu.org>
14479 * config/mips/t-linux: New.
14481 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
14483 * config/mips/linux.h: Don't include "gofast.h".
14484 (INIT_SUBTARGET_OPTABS): Removed.
14486 2002-01-16 Kazu Hirata <kazu@hxi.com>
14488 * config/h8300/h8300-protos.h: Replace emit_a_shift with
14490 * config/h8300/h8300.c: Likewise.
14491 * config/h8300/h8300.md: Likewise.
14493 2002-01-16 Kazu Hirata <kazu@hxi.com>
14495 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
14496 spaces after an opcode name.
14497 (pushqi1_h8300hs): Likewise.
14498 (pushhi1_h8300hs): Likewise.
14500 2002-01-16 Kazu Hirata <kazu@hxi.com>
14502 * doc/extend.texi: Replace "option" with "attribute"
14505 2002-01-16 Jakub Jelinek <jakub@redhat.com>
14507 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
14508 (and:DI () (const_int -8)).
14509 (split_small_symbolic_mem_operand): Split
14510 (mem (and:DI () (const_int -8)).
14512 2002-01-16 Jakub Jelinek <jakub@redhat.com>
14515 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
14516 same way as TYPE_IMUL.
14517 (ultrasparc_sched_reorder): Likewise.
14518 * config/sparc/sparc.md (type): Add comment to update
14519 ultrasparc_sched_reorder when making changes.
14521 2002-01-16 Kazu Hirata <kazu@hxi.com>
14523 * doc/invoke.texi: Change the dump file name of block
14524 reordering pass from 28.bbro to 29.bbro.
14525 Mention -dk option.
14527 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
14529 * i386.md (minsf splitter): Fix pasto.
14531 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
14533 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
14534 to frame pointer initialisation instruction.
14535 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
14536 initialisation instruction.
14537 (soft_df_operand): Do not accept the IP register.
14538 (nonimmediate_soft_df_operand): Do not accept the IP register.
14540 2002-01-16 Jakub Jelinek <jakub@redhat.com>
14543 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
14544 MASK_V8 being both set.
14546 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
14548 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
14549 insn for GOT register; add REG_MAYBE_DEAD notes instead.
14550 config/s390/s390.md (call, call_value): Add GOT register to
14551 CALL_INSN_FUNCTION_USAGE where needed.
14552 (call_exp, call_value_exp): New.
14554 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
14556 * config/arm/arm.c: General formatting tidy up.
14558 2002-01-16 Graham Stott <grahams@redhat.com>
14560 * calls.c (try_to_integrate): Use "(size_t)" intermediate
14561 cast and when casting an integer literal to "rtx" pointer.
14562 (expand_call): Likewise.
14563 * flow.c (try_pre_increment): Likewise.
14564 (find_use_as_address): Likewise.
14565 * integrate.c (expand_iline_function): Likewise.
14566 * regmove.c (try_auto_increment): Likewise.
14568 2002-01-16 Graham Stott <grahams@redhat.com>
14570 * sched-rgn.c (passed): Use sbitmap_free.
14571 (header): Likewise.
14573 (in_queue): Likewise.
14574 (in_stack): Likewise.
14576 2002-01-15 Eric Christopher <echristo@redhat.com>
14578 * flow.c (propagate_one_insn): Change to use fatal_insn.
14580 2002-01-15 Kazu Hirata <kazu@hxi.com>
14582 * expmed.c (extract_fixed_bit_field): Remove unused code.
14583 * system.h: Poison SLOW_ZERO_EXTEND.
14584 * doc/tm.texi: Remove.
14585 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
14586 * config/arm/arm.h: Likewise.
14587 * config/avr/avr.h: Likewise.
14588 * config/clipper/clipper.h: Likewise.
14589 * config/convex/convex.h: Likewise.
14590 * config/d30v/d30v.h: Likewise.
14591 * config/dsp16xx/dsp16xx.h: Likewise.
14592 * config/elxsi/elxsi.h: Likewise.
14593 * config/fr30/fr30.h: Likewise.
14594 * config/h8300/h8300.h: Likewise.
14595 * config/i370/i370.h: Likewise.
14596 * config/i386/i386.h: Likewise.
14597 * config/m68k/m68k.h: Likewise.
14598 * config/mips/mips.h: Likewise.
14599 * config/ns32k/ns32k.h: Likewise.
14600 * config/pdp11/pdp11.h: Likewise.
14601 * config/pj/pj.h: Likewise.
14602 * config/s390/s390.h: Likewise.
14603 * config/sh/sh.h: Likewise.
14604 * config/stormy16/stormy16.h: Likewise.
14605 * config/v850/v850.h: Likewise.
14606 * config/vax/vax.h: Likewise.
14607 * config/we32k/we32k.h: Likewise.
14609 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
14611 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
14612 (altivec_lvsl): Change constraint to b.
14613 (altivec_lvsr): Same.
14614 (altivec_lvebx): Same.
14615 (altivec_lvehx): Same.
14616 (altivec_lvewx): Same.
14617 (altivec_lvxl): Same.
14618 (altivec_lvx): Same.
14619 (altivec_stvx): Add parallel.
14620 (altivec_stvxl): Same.
14621 (altivec_stvehx): Same.
14622 (altivec_stvebx): Same.
14623 (altivec_stvebx): Same.
14625 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
14627 * config.gcc: Change altivec.h to altivec-defs.h.
14629 * config/rs6000/altivec.h: Delete.
14631 * config/rs6000/altivec-defs.h: Add.
14633 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
14635 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
14638 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
14639 less than or equal to eight bytes.
14641 * vax.md (andsi3): Remove constraints and change SET destination
14642 operand type to nonimmediate_operand.
14643 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
14644 when it is a CONST_INT.
14646 2002-01-15 Jason Merrill <jason@redhat.com>
14648 * c-common.def (FILE_STMT): New code.
14649 * c-common.c (statement_code_p): It's a statement.
14650 * c-common.h (stmt_tree_s): Add x_last_filename.
14651 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
14652 (last_expr_filename): New macro.
14653 * c-semantics.c (begin_stmt_tree): Initialize it.
14654 (add_stmt): If the filename changed, also insert a
14656 (expand_stmt): Handle seeing one.
14658 2002-01-15 Eric Christopher <echristo@redhat.com>
14660 * flow.c (propagate_one_insn): Add error message and print out
14661 insn for debugging.
14663 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
14665 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
14666 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
14667 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
14668 TRAMPOLINE_ALIGNMENT.
14669 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
14671 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
14672 PCC_BITFIELD_TYPE_MATTERS.
14673 * config/interix.h (STDC_VALUE): Remove. Use
14674 STDC_0_IN_SYSTEM_HEADERS.
14675 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
14676 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
14677 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
14679 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
14681 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
14682 not work on this platform currently.
14684 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
14686 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
14687 readonly_warning in _().
14689 2002-01-15 Douglas B Rupp <rupp@gnat.com>
14691 * gcc.c (delete_if_ordinary): Backout previous change.
14693 2002-01-15 Kazu Hirata <kazu@hxi.com>
14695 * config/h8300/h8300.c (print_operand): Remove support for
14696 unused operand characters.
14698 * read-rtl.c: Fix formatting.
14699 * real.c: Likewise.
14700 * recog.c: Likewise.
14701 * regclass.c: Likewise.
14702 * regmove.c: Likewise.
14703 * reg-stack.c: Likewise.
14704 * reload1.c: Likewise.
14705 * rtlanal.c: Likewise.
14707 2002-01-15 Kazu Hirata <kazu@hxi.com>
14709 * config/i386/i386.c: Fix formatting.
14711 2002-01-15 Jakub Jelinek <jakub@redhat.com>
14713 * c-typeck.c (process_init_element): Don't save_expr
14714 COMPOUND_LITERAL_EXPR if just its initializer will be used.
14716 2002-01-15 David Edelsohn <edelsohn@gnu.org>
14718 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
14719 emit optional traceback table if optimize_size or TARGET_ELF.
14720 * config/rs6000/rs6000.md (prefetch): New.
14722 2002-01-15 Andreas Jaeger <aj@suse.de>
14724 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
14726 2002-01-15 Kazu Hirata <kazu@hxi.com>
14728 * mips-tfile.c: Fix formatting.
14730 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
14732 * unroll.c (final_reg_note_copy): Fix previous commit.
14734 2002-01-14 Kazu Hirata <kazu@hxi.com>
14736 * config/h8300/h8300-protos.h: Remove the prototype for
14738 * config/h8300/h8300.c (eq_operator): Remove.
14740 2002-01-14 Richard Henderson <rth@redhat.com>
14742 * config/i386/i386.md (prefetch): Tidy.
14743 (prefetch_3dnow): Fix locality operand.
14745 2002-01-14 Richard Henderson <rth@redhat.com>
14747 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
14748 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
14750 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
14752 * reload1.c (reload_combine): Pass reg_sum replacement through
14753 copy_rtx in loop performing multiple changes.
14755 2002-01-14 Jakub Jelinek <jakub@redhat.com>
14757 * except.c (remove_unreachable_regions): New.
14758 (free_eh_status): Clear exception_handler_labels.
14759 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
14760 (find_exception_handler_labels): Don't add the same label more than
14762 (remove_exception_handler_label): Don't die if
14763 find_exception_handler_labels hasn't been called for the current
14766 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
14768 * toplev.c (rest_of_compilation): Rebuild jump labels after
14771 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
14773 * doc/extend.texi: Move documentation of X86 built-in functions
14775 * doc/invoke.texi: From here.
14776 * doc/sourcebuild.texi: Document location of documentation for
14777 machine built-in functions.
14779 2002-01-13 Christopher Faylor <cgf@redhat.com>
14781 * cppfiles.c (TEST_THRESHOLD): New macro.
14782 (SHOULD_MMAP): Ditto.
14783 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
14786 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
14788 * unroll.c (final_reg_note_copy): Properly handle
14790 (unroll_loops): Fix LOOP_CONDITION heuristics.
14792 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
14794 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
14795 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
14797 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
14799 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
14802 2002-01-14 Tom Rix <trix@redhat.com>
14804 * config/rs6000/rs6000.md: Fix typo with sradi.
14806 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
14808 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
14809 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
14810 (clrstrdi, clrstrsi): Adapt callers.
14812 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
14814 (movti splitter): Never use register 0 as base register.
14816 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
14818 * combine.c (simplify_shift_const): Always generate new rtx
14819 for shift expression instead of reusing given expression.
14821 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14823 * config/alpha/alpha.c (alpha_expand_mov): Don't call
14824 alpha_legitimize_address unless mode is Pmode.
14826 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
14828 * doc/md.texi (Modifiers): Document the '*' constraint for the
14831 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
14832 * doc/extend.texi (Function Attributes): 'interrupt' is valid
14835 2002-01-13 Richard Henderson <rth@redhat.com>
14837 * reload.c (find_reloads): Use a hard reg destination as reload reg
14838 for an input reload of the source.
14840 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14842 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
14845 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
14847 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
14848 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
14850 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
14852 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14854 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
14856 2002-01-12 Tom Rix <trix@redhat.com>
14858 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
14861 2002-01-12 Richard Henderson <rth@redhat.com>
14863 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
14865 * doc/invoke.texi: Update Alpha options.
14867 * doc/invoke.texi: Update i386 built-in function lists.
14869 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
14871 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
14872 referencing outside.
14874 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14876 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
14877 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
14878 offsets, and change line folding.
14879 * optabs.c (expand_binop): Remove warnings.
14880 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
14882 2002-01-12 Graham Stott <grahams@redhat.com>
14884 * attribs.c (handle_deprecated_attribute): constify WHAT.
14885 * diagnostic.c (warn_deprecated_use): Add braces, fixes
14886 dangling else warning and constify WHAT.
14887 * except.h (struct function, struct inline_remap): Move
14888 struct tag forward defs before all prototypes.
14889 (duplicate_eh_regions): Whitespace.
14891 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
14893 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
14894 MODE_BASE_REG_CLASS.
14895 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
14897 2002-01-12 Richard Henderson <rth@redhat.com>
14899 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
14900 (ix86_expand_vector_move): New.
14901 (bdesc_2arg): Remove andps, andnps, orps, xorps.
14902 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
14903 Remove old prefetch builtins. Special case the logicals removed above.
14904 (ix86_expand_builtin): Likewise.
14905 (safe_vector_operand): Use V4SFmode, not TImode.
14906 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
14907 (ix86_expand_timode_binop_builtin): New.
14908 * config/i386/i386-protos.h: Update.
14909 * config/i386/i386.h (enum ix86_builtins): Update.
14910 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
14911 Use ix86_expand_vector_move in vector move expanders.
14912 (movti_internal, movti_rex64): Add xorps alternative.
14913 (sse_clrv4sf): Rename and adjust from sse_clrti.
14914 (prefetch): Don't work so hard.
14915 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
14916 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
14917 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
14919 2002-01-11 Richard Henderson <rth@redhat.com>
14921 * config/i386/mmintrin.h: New file.
14922 * config/i386/xmmintrin.h: New file.
14923 * config.gcc (i?86-*-*): Add extra_headers.
14924 * simplify-rtx.c (simplify_unary_operation): Handle saturating
14926 (simplify_binary_operation): Handle saturating arithmetic codes.
14927 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
14928 not the lowpart subreg.
14929 (ix86_expand_builtin): Return a TImode dummy register instead of 0
14931 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
14933 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14935 * conflict.c (conflict_graph_compute): Free regsets when finished.
14936 * ssa.c (compute_coalesced_reg_partition): Likewise.
14938 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
14940 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
14941 every where we allocate a register.
14943 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14945 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
14946 * lcm.c (compute_earliest, compute_farthest): Likewise.
14948 2002-01-11 Janis Johnson <janis187@us.ibm.com>
14950 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
14952 2002-01-11 Janis Johnson <janis187@us.ibm.com>
14954 * doc/rtl.texi (Insns): Fix 2 typos.
14956 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
14958 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
14959 options. Use @table @gcctabopt for MMIX options. Add index
14960 entries for MMIX options. Start new paragraph with first
14961 heading of the machine-dependent options.
14963 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
14966 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
14967 * combine.c (force_to_mode): Same.
14968 * reload1.c (clear_reload_reg_in_use): Same.
14970 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
14972 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
14975 2002-01-11 Andreas Jaeger <aj@suse.de>,
14976 Brad Lucier <lucier@math.purdue.edu>
14978 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
14981 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
14983 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
14984 Protect with IN_LIBGCC.
14985 (LINK_EH_SPEC): Add required trailing space.
14987 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
14989 * c-tree.h: Move function declarations so that they are listed
14990 under the filename which contains them.
14991 (check_identifier, finish_decl_top_level,
14992 lookup_name_current_level_global, shadow_record_fields): Remove.
14994 2002-01-11 Andreas Jaeger <aj@suse.de>
14996 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
14999 2002-01-10 Richard Henderson <rth@redhat.com>
15001 * config/alpha/alpha.c (print_operand): Add 'J'.
15002 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
15003 new operand with the sequence number for the lituse. When splitting
15004 the insns, use gen_movdi_er_high_g and generate a sequence number.
15005 (gen_movdi_er_high_g): Print the sequence number if non-zero.
15007 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
15009 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
15010 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
15012 (altivec_expand_builtin): Same.
15013 (altivec_expand_stv_builtin): New.
15015 * config/rs6000/rs6000.h (rs6000_builtins): Same.
15017 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
15018 ("altivec_lvehx"): New.
15019 ("altivec_lvewx"): New.
15020 ("altivec_lvxl"): New.
15021 ("altivec_lvx"): New.
15022 ("altivec_stvx"): New.
15023 ("altivec_stvebx"): New.
15024 ("altivec_stvehx"): New.
15025 ("altivec_stvewx"): New.
15026 ("altivec_stvxl"): New.
15028 2002-01-10 Richard Henderson <rth@redhat.com>
15030 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
15031 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
15032 care not to delete instructions twice.
15034 2002-01-10 Zack Weinberg <zack@codesourcery.com>
15036 * toplev.c: Don't declare environ (it's not used anywhere).
15037 * configure.in: Don't check for declaration of environ.
15038 * config/i386/xm-mingw32.h: Don't #define environ.
15039 * config.in, configure: Regenerate.
15041 2002-01-10 Zack Weinberg <zack@codesourcery.com>
15043 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
15044 * configure: Regenerate.
15046 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
15047 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
15048 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
15050 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
15051 LIMITS_H_TEST here, not in m68k/x-next.
15052 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
15053 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
15055 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
15056 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
15057 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
15059 * config/i386/x-djgpp: Renamed i386/t-djgpp.
15060 * config/m88k/x-dolph: Renamed m88k/t-dolph.
15061 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
15062 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
15063 replacement of quadlib.asm with quadlib.c.
15065 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
15066 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
15067 config/rs6000/xm-beos.h: Delete file.
15069 * config.gcc: Update to match above changes.
15071 2002-01-10 Kazu Hirata <kazu@hxi.com>
15073 * config/h8300/h8300.h: Fix comment typos.
15074 * config/h8300/h8300.md: Likewise.
15075 * config/h8300/lib1funcs.asm: Likewise.
15077 2002-01-10 Dale Johannesen <dalej@apple.com>
15079 PR optimization/5269
15080 * unroll.c (precondition_loop_p): Make *increment be the correct
15081 sign when n_iterations known, to avoid confusing caller.
15083 2002-01-10 Kazu Hirata <kazu@hxi.com>
15085 * doc/extend.texi (deprecated): Fix a typo.
15087 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
15089 * basic-block.h (update_br_prob_note): Declare.
15090 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
15091 (try_forward_edges): Care negative frequencies and update note.
15092 (outgoing_edges_match): Tweek conditional merging heuristics.
15093 (try_crossjump_to_edge): use update_br_prob_note.
15094 * cfglayout.c (fixup_reorder_chain): Likewise.
15095 * cfrtl.c (update_br_prob_note): New.
15096 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
15098 * i386.c (ix86_decompose_address): Return -1 if address contains
15100 (legitimate_address_p): Require ix86_decompose_address to return 1.
15102 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
15103 (cprop_insn): Likewise.
15105 2002-01-10 Kazu Hirata <kazu@hxi.com>
15107 * toplev.c: Fix formatting.
15108 * tree.c: Likewise.
15109 * tree-dump.c: Likewise.
15110 * unroll.c: Likewise.
15111 * unwind-dw2.c: Likewise.
15112 * unwind-dw2-fde.c: Likewise.
15113 * unwind-dw2-fde-glibc.c: Likewise.
15114 * unwind-sjlj.c: Likewise.
15116 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
15118 * doc/invoke.texi: Document PDP-11 options.
15120 2002-01-10 Kazu Hirata <kazu@hxi.com>
15122 * config/h8300/h8300.h: Fix formatting.
15124 2002-01-10 Ira Ruben <ira@apple.com>
15126 Add __attribute__ ((deprecated)).
15127 * extend.texi: Document __attribute__ ((deprecated)).
15128 * invoke.texi: Document -Wno-deprecated-declarations.
15129 * testsuite/g++.dg/other/deprecated.C: New C++ test.
15130 * testsuite/gcc.dg/deprecated.c: New C test.
15131 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
15132 (c_common_attribute_table): Add "deprecated" entry.
15133 (handle_deprecated_attribute): New function.
15134 * c-decl.c (deprecated_states): New enum.
15135 deprecated_state: State of "deprecated" handling.
15136 (start_decl): Set deprecated_state based on attributes.
15137 (grokdeclarator): Test for deprecated uses, propagate attribute.
15138 * c-typeck.c (build_component_ref): Test for deprecated fields.
15139 (build_external_ref): Test for deprecated primaries.
15140 * diagnostic.c (warn_deprecated_use) New function to issue
15141 warnings about __attribute__ ((depricated)) references.
15142 * flags.h (warn_deprecated_decl): Extern declared for
15143 -W[no-]deprecated-declarations option.
15144 * print-tree.c (print_node): Show deprecated flag status.
15145 * toplev.c (warn_deprecated_decl): Defined.
15146 (W_options): Added "deprecated-declaration".
15147 * toplev.h (warn_deprecated_use): Extern declared.
15148 * tree.h (struct tree_common): Define deprecated_flag.
15149 (TREE_DEPRECATED): New macro to access flag.
15150 * cp/call.c (build_call): Test for deprecated calls.
15151 * cp/class.c (add_implicitly_declared_members): Set global
15152 flag to tell grokdeclarator to not issue deprecated warnings.
15153 * cp/cp-tree.h: Add extern for adding_implicit_members.
15154 * cp/decl.c (deprecated_states): New enum.
15155 (start_decl): Set deprecated_state based on attributes.
15156 (grokdeclarator): Test for deprecated uses, propagate attribute.
15157 * cp/lex.c (do_identifier): Test for deprecated primaries.
15158 * cp/typeck.c (build_component_ref): Test for deprecated fields.
15160 2002-01-10 Ira Ruben <ira@apple.com>
15162 Fix to assign attributes to inline member functions.
15163 * cp/decl.c (start_method): Handle attrlist.
15165 2002-01-10 Kazu Hirata <kazu@hxi.com>
15167 * combine.c (expand_field_assignment): Use subreg_lsb().
15169 2002-01-10 David Edelsohn <edelsohn@gnu.org>
15171 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
15172 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
15173 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
15174 Recurse for any operand of AND as long as constant is non-zero.
15176 2002-01-10 Kazu Hirata <kazu@hxi.com>
15178 * config/h8300/h8300.md: Remove constraints from expanders.
15180 2002-01-10 Kazu Hirata <kazu@hxi.com>
15182 * varasm.c: Fix formatting.
15183 * varray.c: Likewise.
15184 * vmsdbgout.c: Likewise.
15185 * xcoffout.c: Likewise.
15187 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
15189 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
15190 update edge probabilities to match.
15192 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
15194 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
15196 * doc/languages.texi, doc/sourcebuild.texi: New files.
15197 * doc/configfiles.texi: Make a subsubsection. Update.
15198 * doc/configterms.texi: Add @node. Remove warning that this isn't
15199 instructions for building GCC.
15200 * doc/makefile.texi: Make a subsection.
15201 * doc/gccint.texi: Update.
15203 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
15205 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
15207 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
15209 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
15211 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
15213 * optabs.c (expand_fix): Look for wider integer modes first.
15215 * i386.md (mov?f): Avoid the fake const double trick for medium
15217 (min?f*/max?f*): Prohibit memory operands for i387 variant.
15218 (fop_df_4): Disable for SSE compilation.
15220 2002-01-10 Graham Stott <grahams@redhat.com>
15222 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
15223 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
15225 2002-01-10 Richard Henderson <rth@redhat.com>
15227 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
15229 2002-01-10 Richard Henderson <rth@redhat.com>
15231 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
15232 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
15234 2002-01-10 Kazu Hirata <kazu@hxi.com>
15236 * combine.c (can_combine_p): Fix a comment typo.
15238 2002-01-09 Zack Weinberg <zack@codesourcery.com>
15240 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
15241 empty list correctly. Change loop index $t to $f for
15242 consistency with rest of Makefile.
15244 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
15246 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
15247 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
15249 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
15250 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
15251 (altivec_init_builtins): Same.
15252 (altivec_expand_unop_builtin): Return NULL_RTX on error.
15253 (altivec_expand_binop_builtin): Same.
15254 (altivec_expand_ternop_builtin): Same.
15257 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
15258 ("altivec_vctuxs"): Fix typo.
15259 ("altivec_vnmsubfp"): Same.
15260 ("altivec_dssall"): New.
15261 ("altivec_mfvscr"): New.
15262 ("altivec_dss"): New.
15263 ("altivec_lvsl"): New.
15264 ("altivec_lvsr"): New.
15265 ("altivec_dstt"): New.
15266 ("altivec_dstst"): New.
15267 ("altivec_dststt"): New.
15268 ("altivec_dst"): New.
15270 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
15271 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
15273 2002-01-09 Richard Henderson <rth@redhat.com>
15275 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
15277 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
15279 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
15281 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
15283 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
15285 2002-01-09 Kazu Hirata <kazu@hxi.com>
15287 * read-rtl.c: Fix formatting.
15288 * real.c: Likewise.
15289 * regclass.c: Likewise.
15290 * regrename.c: Likewise.
15291 * reg-stack.c: Likewise.
15292 * reload1.c: Likewise.
15293 * reload.c: Likewise.
15296 2002-01-09 Kazu Hirata <kazu@hxi.com>
15298 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
15299 to extract items in the expr_list chain.
15301 2002-01-09 Richard Henderson <rth@redhat.com>
15303 * config/vax/vax.c (vax_rtx_cost): Never abort.
15305 * config/vax/vax.h (REAL_ARITHMETIC): Define.
15307 2002-01-09 Jan Hubicka <jh@suse.cz>
15309 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
15311 2002-01-09 Richard Henderson <rth@redhat.com>
15313 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
15314 Unify code from various alternatives.
15316 2002-01-09 Richard Henderson <rth@redhat.com>
15318 * regrename.c (copy_value): Ignore the copy if the source register
15319 is present in the value chain with a narrower mode.
15321 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15323 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
15324 for the c4x target. Also improve layout.
15326 2002-01-09 Richard Henderson <rth@redhat.com>
15328 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
15329 * config/m32r/m32r.md (and ior xor splitters): Swap operands
15330 to match insn patterns.
15332 2002-01-09 Richard Henderson <rth@redhat.com>
15334 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
15335 (copyprop_hardreg_forward_1): Likewise.
15337 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
15339 * pa.md (decrement_and_branch_until_zero): Change predicate for
15340 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
15342 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
15344 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
15345 gets undefined. For Darwin.
15347 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15349 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
15351 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15353 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
15355 2002-01-08 Richard Henderson <rth@redhat.com>
15357 * regrename.c (copy_value): Ignore overlapping copies.
15359 2002-01-08 Richard Henderson <rth@redhat.com>
15361 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
15362 as needed to avoid shared structure.
15364 2002-01-08 Kazu Hirata <kazu@hxi.com>
15366 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
15369 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
15371 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
15372 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
15373 documentation of obsolete macros.
15374 * system.h: Poison these macros.
15375 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
15376 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
15377 config/c4x/c4x.h, config/clipper/clipper.h,
15378 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
15379 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
15380 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
15381 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
15382 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
15383 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
15384 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
15385 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
15386 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
15387 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
15388 config/sparc/sparc.h, config/stormy16/stormy16.h,
15389 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
15390 definitions and commented out definitions of obsolete macros.
15391 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
15392 of MAX_INT_TYPE_SIZE.
15394 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
15396 * config/s390/s390.c (s390_preferred_reload_class): Never
15397 return ADDR_REGS if it isn't a subset of the given class.
15398 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
15399 FP_REGS, but all superclasses as well.
15401 * config/s390/s390.c (s390_function_profiler): Fix thinko.
15403 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
15404 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
15405 must not be a const_int.
15407 2002-01-08 Richard Henderson <rth@redhat.com>
15409 * Makefile.in (toplev.o): Depend on options.h.
15410 (gcc.o): Depend on specs.h.
15412 2002-01-08 Jakub Jelinek <jakub@redhat.com>
15414 * expr.c (store_expr): Convert VOIDmode constants back to target's
15417 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
15419 * doc/invoke.texi: Markup gcc as @command. Refer to
15420 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
15421 of http://gcc.gnu.org/thanks.html.
15423 2002-01-08 Dale Johannesen <dalej@apple.com>
15425 * config/rs6000/rs6000.md: Add missing int register
15426 target case to movdf_low.
15428 2002-01-08 Zack Weinberg <zack@codesourcery.com>
15430 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
15431 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
15432 (cppinit.o): Depend on except.h.
15433 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
15434 s-specs): New rules.
15436 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
15437 Don't create specs.h/options.h/gencheck.h here. Remove
15438 unnecessary variable settings from last argument of AC_OUTPUT.
15439 * config.in, configure: Regenerate.
15440 * intl.c: Hardcode package name as "gcc".
15442 * cppinit.c: Include except.h.
15443 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
15445 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
15446 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
15447 (!)USING_SJLJ_EXCEPTIONS.
15448 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
15450 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
15452 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
15453 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
15454 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
15455 documentation of obsolete macros.
15456 * system.h: Poison these macros.
15457 * config/d30v/d30v.h, config/ns32k/encore.h,
15458 config/stormy16/stormy16.h: Remove definitions and commented out
15459 definitions of obsolete macros.
15461 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
15463 * objc/objc-act.c (handle_class_ref): Mark the declaration of
15464 %sobjc_class_ref_%s as used - to prevent unwanted compiler
15467 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
15469 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
15470 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
15471 to insn adjusting stack/frame pointer.
15472 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
15473 accept operands that cause the insn to be non-splittable.
15475 2002-01-08 Graham Stott <grahams@redhat.com>
15477 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
15478 (C_TYPE_FIELDS_VOLATILE): Likewise.
15479 (C_TYPE_BEING_DEFINED): Likewise.
15480 (C_IS_RESERVED_WORD): Likewise.
15481 (C_TYPE_VARIABLE_SIZE): Likewise.
15482 (C_DECL_VARIABLE_SIZE): Likewise.
15483 (C_MISSING_PROTOTYPE_WARNED): Likewise.
15484 (C_SET_EXP_ORIGINAL_CODE): Likewise.
15485 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
15487 (C_DECL_ANTICIPATED): Likewise.
15488 (c_build_type_variant): Add parenthesis.
15490 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
15492 * gcc.c (option_map): Remove --version.
15493 (process_command): Handle -fversion following the GNU Coding
15494 Standards. Partially addresses PR other/704.
15496 2002-01-08 Graham Stott <grahams@redhat.com>
15498 * combine.c (combine_instructions): Fix typo.
15500 2002-01-08 Graham Stott <grahams@redhat.com>
15502 * debug.h: Use "tree" and "rtx" throughout.
15504 * debug.c: Likewise.
15506 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
15508 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
15509 constant pool, use the pool's version of the symbol instead.
15511 2002-01-07 Richard Henderson <rth@redhat.com>
15513 * regrename.c (find_oldest_value_reg): Ignore the value chain if
15514 the original register was copied in a mode with a fewer number of
15515 hard registers than the desired mode.
15516 (copyprop_hardreg_forward_1): Likewise.
15517 (debug_value_data): Fix loop test.
15518 * toplev.c (parse_options_and_default_flags): Reenable
15519 -fcprop-registers at -O1.
15521 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
15523 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
15524 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
15526 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
15529 * config/rs6000/rs6000.md: Add altivec predicate patterns.
15531 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
15533 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
15534 (pa_output_function_prologue): Output local label at the beginning of
15535 the prologue when profiling.
15536 (hppa_profile_hook): Use the local label rather than the function label.
15537 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
15539 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
15541 * config/rs6000/rs6000.c (print_operand): Remove extra space.
15542 (altivec_expand_unop_builtin): Fix thinko.
15543 (altivec_expand_binop_builtin): Same.
15544 (altivec_expand_ternop_builtin): Same.
15545 (altivec_expand_builtin): Same.
15547 2002-01-07 Richard Henderson <rth@redhat.com>
15549 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
15551 2002-01-07 Jason Merrill <jason@redhat.com>
15553 * unwind-dw2.c (execute_cfa_program): Use < again.
15555 2002-01-07 Jakub Jelinek <jakub@redhat.com>
15557 * predict.c (combine_predictions_for_insn): Avoid division by zero.
15559 2002-01-07 Jakub Jelinek <jakub@redhat.com>
15561 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
15562 Don't allow -1 - x -> ~x simplifications in the first pass.
15564 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
15566 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
15568 (altivec_expand_binop_builtin): Same.
15569 (altivec_expand_unop_builtin): Same.
15570 (print_operand): Fix typo.
15571 (bdesc_1arg): Add vupk* variants.
15573 * rs6000.h (rs6000_builtins): Add vupk* enums.
15575 * rs6000.md: Add altivec_vupk* variants.
15577 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
15579 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
15580 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
15581 and last update dates.
15583 2002-01-07 Janis Johnson <janis187@us.ibm.com>
15585 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
15587 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
15589 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
15590 * config/avr/avr.h (CPP_SPEC): Likewise.
15591 (LINK_SPEC): Likewise.
15592 (CRT_BINUTILS_SPECS): Likewise.
15593 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15594 * doc/invoke.texi (AVR Options): Document them.
15596 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
15598 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
15601 2002-01-07 Graham Stott <grahams@redhat.com>
15603 * config/i386/i386.h: Update copyright date.
15604 (HALF_PIC_PTR): Add parenthesis.
15605 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
15606 (CONSTANT_ALIGNMENT): Add parenthesis.
15607 (DATA_ALIGNMENT): Likewise.
15608 (LOCAL_ALIGNMENT): Likewise.
15609 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
15610 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
15611 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
15612 (HARD_REGNO_NREGS): Add paranethesis.
15613 (VALID_SSE_REG_MODE): Whitespace.
15614 (VALID_MMX_REG_MODE): Whitespace.
15615 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
15616 (ix86_hard_regno_mode_ok): Add parenthesis.
15617 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
15618 (RETURN_IN_MEMORY): Whitespace.
15619 (N_REG_CLASSES): Add parenthesis.
15620 (INTEGER_CLASS_P): Add parenthesis and wrap.
15621 (FLOAT_CLASS_P): Likewise.
15622 (SSE_CLASS_P): Likewise.
15623 (MMX_CLASS_P): Likewise.
15624 (MAYBE_INTEGER_CLASS_P): Likewise.
15625 (MAYBE_FLOAT_CLASS_P): Likewise.
15626 (MAYBE_SSE_CLASS_P): Likewise.
15627 (MAYBE_MMX_CLASS_P): Likewise.
15628 (Q_CLASS_P): Likewise.
15629 (GENERAL_REGNO_P): Uppercase macro parameter.
15630 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
15631 (FP_REGNO_P): Likewise.
15632 (ANY_FP_REGNO_P): Uppercase macro parameter.
15633 (SSE_REGNO_P): Likewise.
15634 (SSE_REGNO): Likewise.
15635 (SSE_REG_P): Likewise.
15636 (SSE_FLOAT_MODE_P): Likewise.
15637 (MMX_REGNO_P): Likewise.
15638 (MMX_REG_P):Likewise.
15639 (STACK_REG_P): Likewise.
15640 (NON_STACK_REG_P): Likewise.
15641 (STACK_TOP_P): Likewise.
15642 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
15643 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
15644 (SECONDARY_MEMORY_NEEDED): Likewise.
15645 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
15646 (MD_ASM_CLOBBERS): Whitespace and wrap.
15647 (MUST_PASS_IN_STACK): Whitespace and wrap.
15648 (RETURN_POPS_ARGS): Add parenthesis.
15649 (INIT_CUMULATIVE_ARGS): Likewise.
15650 (FUNCTION_ARG): Likewise.
15651 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
15652 (SETUP_INCOMING_VARARGS): Likewise.
15653 (BUILD_VA_LIST_TYPE): Add parenthesis.
15654 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
15656 (EXPAND_BUILTIN_VA_ARG): Likewise.
15657 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
15658 (INITIALIZE_TRAMPOLINE): Add parenthesis.
15659 (INITIAL_ELIMINATION_OFFSET): Likewise.
15660 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
15661 (REGNO_OK_FOR_BASE_P): Likewise.
15662 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
15663 (REGNO_OK_FOR_DIREG_P): Likewise.
15664 (REG_OK_FOR_INDEX_P): Whitespace.
15665 (REG_OK_FOR_BASE_P): Whitespace.
15666 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
15668 (FIND_BASE_TERM): Fix typo.
15669 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
15670 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
15671 (SYMBOLIC_CONST; Whitespace.
15672 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
15673 (ENCODE_SECTION_INFO): Whitespace.
15674 (FINALIZE_PIC): Remove do { ... } while (0).
15675 (PROMOTE_MODE): Wrap in do { ... } while (0).
15676 (CONST_COSTS): Whitespace.
15677 (RTX_COSTS): Add paramethesis, whitespace and wrap.
15678 (REGISTER_MOVE_COST): Add parenthesis.
15679 (MEMORY_MOVE_COST): Likewise.
15680 (EXTRA_CC_MODES): Whitespace.
15681 (SELECT_CC_MODE): Add parenthesis and whitespace.
15682 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
15683 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
15684 (ASM_OUTPUT_LABEL): Add paramethesis.
15685 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
15686 (ASM_OUTPUT_REG_POP): Likewise.
15687 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
15688 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
15690 * config/i386/i386.c: Update copyright.
15691 (CHECK_STACK_LIMIT): Add parenthesis.
15692 (AT_BP): Uppercase macro parameter.
15693 (x86_64_int_parameter_registers): Constify.
15694 (x86_64_int_return_registers): Likewise.
15695 (ix86_compare_op0): Use rtx.
15696 (construct_container): Constify INTREG parameter.
15697 (function_arg): Use rtx.
15699 * diagnostic.h: Update copyright date.
15700 (output_buffer_state): Add parenthesis.
15701 (output_buffer_format_args): Likewise.
15703 * combine.c (combine_instructions): Replace XEXP (links, 0)
15706 2002-01-06 H.J. Lu <hjl@gnu.org>
15708 * cfgcleanup.c (thread_jump): Fix 2 typos.
15710 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
15712 * config.gcc: Add support for --enable-altivec.
15714 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
15716 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
15718 2002-01-06 Jakub Jelinek <jakub@redhat.com>
15720 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
15721 __objc_class_name_*.
15723 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
15725 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
15727 2002-01-06 Richard Henderson <rth@redhat.com>
15729 * reorg.c (emit_delay_sequence): Remove death notes, not merely
15730 nop them out. Increment label reference count for REG_LABEL.
15731 (fill_slots_from_thread): Frob label reference count around
15732 delete_related_insns.
15734 2002-01-05 Richard Henderson <rth@redhat.com>
15736 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
15739 2002-01-05 Richard Henderson <rth@redhat.com>
15741 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
15742 * integrate.c (output_inline_function): Likewise.
15743 * toplev.c (rest_of_compilation): Do it here instead. Move call
15744 to remove_unnecessary_notes after emitting abstract instance.
15745 Force an emitted nested function to have its parent emited as well.
15746 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
15748 (rtl_for_decl_location): Do not look at reload data structures
15749 before reload has run.
15751 2002-01-05 Kazu Hirata <kazu@hxi.com>
15753 * cse.c: Fix formatting.
15754 * dwarf2asm.c: Likewise.
15755 * dwarf2out.c: Likewise.
15756 * explow.c: Likewise.
15757 * expmed.c: Likewise.
15758 * function.c: Likewise.
15759 * gcov.c: Likewise.
15760 * gencheck.c: Likewise.
15761 * genrecog.c: Likewise.
15762 * ggc-common.c: Likewise.
15763 * ggc-page.c: Likewise.
15764 * global.c: Likewise.
15766 2002-01-05 Kazu Hirata <kazu@hxi.com>
15768 * combine.c: Fix formatting.
15770 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
15773 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
15775 2002-01-05 David Edelsohn <edelsohn@gnu.org>
15777 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
15778 as 1 for __powerpc64__ as well.
15780 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
15782 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
15785 2002-01-05 Daniel Berlin <dan@dberlin.org>
15787 * lcm.c: Revert change, due to performance regression it causes on
15788 SPEC because it's slightly more conservative (sigh, I hate
15791 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
15793 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
15795 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
15797 * doc/cppinternals.texi: Update.
15799 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
15801 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
15802 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
15804 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
15805 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
15806 kludge for pre-october-14th mmix versions to handle new-found bug
15807 with PUSHJ/PUSHGO and the register stack.
15808 * config/mmix/mmix.h (struct machine_function): Rename member
15809 has_call_value_without_parameters to has_call_without_parameters.
15810 All referers changed.
15811 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
15812 TARGET_MASK_BRANCH_PREDICT): New macros.
15813 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
15814 -mno-reg-stack-fill-bug-workaround.
15815 * config/mmix/mmix.md ("call"): Set struct machine member
15816 has_call_without_parameters.
15818 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
15820 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
15822 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
15824 * cfgcleanup.c: Include tm_p.h
15825 (mark_effect): Fix handling of hard register; fix handling of SET
15827 2002-01-04 Kazu Hirata <kazu@hxi.com>
15829 * config/h8300/h8300.md (anonymous patterns): Check that
15830 operands are registers before using REGNO on them.
15832 2002-01-03 Roland McGrath <roland@frob.com>
15834 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
15836 2002-01-04 Jakub Jelinek <jakub@redhat.com>
15838 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
15839 * c-common.h (genrtl_expr_stmt_value): Likewise.
15840 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
15841 (expand_expr_stmt_value): Add maybe_last argument.
15842 Don't warn about statement with no effect if it is the last statement
15843 in expression statement.
15844 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
15845 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
15846 expand_expr_stmt_value.
15847 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
15848 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
15849 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
15850 as maybe_last to expand_expr_stmt_value.
15852 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
15854 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
15855 be passed in, do not build it.
15856 (c_begin_if_stmt): New function.
15857 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
15858 * c-common.h (c_expand_start_cond): Update prototype.
15859 (c_begin_if_stmt): Prototype new function.
15860 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
15861 * c-parse.in (if_prefix): Use c_begin_if_stmt,
15862 c_begin_while_stmt and c_finish_while_stmt_cond.
15864 2002-01-04 William Cohen <wcohen@redhat.com>
15866 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
15867 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
15868 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
15869 * config/pa/som.h (ASM_FILE_START): Likewise.
15871 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
15873 * lcm.c: Include df.h.
15874 Add available_transfer_function prototype.
15875 (compute_available): Rework to use iterative dataflow framework.
15876 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
15877 with bb_info in df.h
15878 (available_transfer_function): New function.
15880 * Makefile.in (lcm.o): add df.h to dependencies.
15882 2002-01-04 Richard Henderson <rth@redhat.com>
15884 * config/alpha/alpha.c (some_operand): Accept HIGH.
15885 (input_operand): Likewise; accept simple references to globals.
15886 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
15887 (alpha_const_double_ok_for_letter_p): Likewise.
15888 (alpha_extra_constraint): Likewise.
15889 (alpha_preferred_reload_class): Likewise. Do not force
15890 symbolic constants to memory.
15891 (alpha_legitimate_address_p): Accept simple references
15892 to small_symbolic_operand.
15893 (alpha_legitimize_address): New arg scratch. Be prepared to be
15894 called when no_new_pseudos. Emit simple symbolic references.
15895 Split integers into low, high, and rest.
15896 (alpha_expand_mov): Use alpha_legitimize_address.
15897 (some_small_symbolic_mem_operand): New.
15898 (split_small_symbolic_mem_operand): New.
15899 * config/alpha/alpha-protos.h: Update.
15900 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
15901 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
15902 (EXTRA_CONSTRAINT): Likewise.
15903 (PREFERRED_RELOAD_CLASS): Likewise.
15904 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
15905 (PREDICATE_CODES): Update.
15906 * config/alpha/alpha.md: New post-reload splitters to convert
15907 simplfied symbolic operands to the form that references $29.
15908 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
15909 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
15911 2002-01-03 Richard Henderson <rth@redhat.com>
15913 * local-alloc.c (function_invariant_p): Update commentary.
15915 2002-01-04 H.J. Lu <hjl@gnu.org>
15917 * toplev.c (rest_of_compilation): Fix a typo when calling
15920 2002-01-03 Kazu Hirata <kazu@hxi.com>
15922 * c-common.c: Fix formatting.
15923 * diagnostic.c: Likewise.
15924 * doloop.c: Likewise.
15925 * dwarf2out.c: Likewise.
15927 2002-01-03 Kazu Hirata <kazu@hxi.com>
15929 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
15930 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
15932 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
15934 * cpperror.c: Update comments and copyright.
15935 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
15936 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
15938 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
15940 * collect2.c (main): Use strcmp when testing for "-shared".
15942 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
15944 * cppmacro.c: Don't include intl.h. Update comments.
15945 (new_number_token): Allocate enough buffer for 64-bit unsigned
15946 integers; update prototype.
15947 * cppmain.c: Update comments.
15949 2002-01-03 William Cohen <wcohen@redhat.com>
15951 * function.h (struct function): Add profile.
15952 (current_function_profile): New.
15953 doc/extend.texi: Update documentation.
15954 * final.c (final_start_function): Use current_function_profile
15955 instead of profile_flag.
15956 (profile_after_prologue): Likewise.
15957 * function.c (expand_function_start): Likewise.
15958 (expand_function_start): Likewise.
15959 * config/alpha/alpha.c (direct_call_operand):
15960 (alpha_does_function_need_gp): Likewise.
15961 (alpha_expand_prologue): Likewise.
15962 * config/arm/arm.c (arm_expand_prologue): Likewise.
15963 thumb_expand_prologue: Likewise.
15964 * config/d30v/d30v.c (d30v_stack_info): Likewise.
15965 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
15966 (fr30_expand_prologue): Likewise.
15967 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
15968 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
15969 * config/i386/i386.h (FINALIZE_PIC): Likewise.
15970 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
15971 * config/i960/i960.c (i960_output_function_prologue): Likewise.
15972 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
15973 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
15974 (m32r_expand_prologue): Likewise.
15975 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
15976 (m88k_expand_prologue): Likewise.
15977 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
15978 * config/mips/mips.c (compute_frame_size): Likewise.
15979 (mips_expand_prologue): Likewise.
15980 (mips_can_use_return_insn): Likewise.
15981 * config/pa/elf.h (ASM_FILE_START): Likewise.
15982 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
15983 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
15984 * config/pa/som.h (ASM_FILE_START): Likewise.
15985 * config/romp/romp.c (romp_using_r14): Likewise.
15986 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
15987 (rs6000_stack_info): Likewise.
15988 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
15989 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
15990 * config/v850/v850.c (compute_register_save_size): Likewise.
15992 2002-01-03 Jakub Jelinek <jakub@redhat.com>
15994 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
15995 gen_lowpart_common fails, use gen_lowpart_SUBREG.
15997 2002-01-03 Turly O'Connor <turly@apple.com>
15999 * darwin.c (machopic_output_possible_stub_label): Don't generate
16000 stub routines for pseudo-stubs which we've just defined.
16002 2002-01-03 Kazu Hirata <kazu@hxi.com>
16004 * builtins.c: Fix formatting.
16005 * c-typeck.c: Likewise.
16006 * combine.c: Likewise.
16007 * expr.c: Likewise.
16008 * loop.c: Likewise.
16010 2002-01-03 Andreas Schwab <schwab@suse.de>
16012 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
16013 and return true if _cpp_push_next_buffer pushed a new include
16015 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
16016 _cpp_pop_file_buffer did not push a new file.
16017 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
16019 2002-01-02 Eric Christopher <echristo@redhat.com>
16021 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
16022 FIND_REG_INC_NOTE call. Update copyright.
16023 * loop.c (canonicalize_condition): Ditto.
16024 * reorg.c (delete_scheduled_jump): Ditto.
16026 2002-01-03 Kazu Hirata <kazu@hxi.com>
16028 * gcse.c: Fix formatting.
16030 2002-01-03 Graham Stott <grahams@redhat.com>
16032 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
16033 forward defs for struct tags rtx_def, union_tree, rtvec_def
16034 also output corresponding typedefs for rtx, tree, and rtvec.
16036 * system.h: Move forward defs for struct tags rtx_def, union_tree,
16037 rtvec_def along with corresponding typedefs for rtx, tree, and
16038 rtvec to config.h, hconfig.h, tconfig.h.
16040 2002-01-03 Graham Stott <grahams@redhat.com>
16042 * tree.h: Update copyright date.
16043 (IS_EXPR_CODE_CLASS): Add parenthesis.
16044 (TREE_SET_CODE): Add whitespace.
16045 (TREE_CHECK): Add parenthesis.
16046 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
16047 (CST_OR_CONSTRUCTOR_CHECK):
16048 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
16049 (TREE_SYMBOL_REFERENCED): Whitespace.
16050 (INT_CST_LT): Likewise.
16051 (INT_CST_LT_UNSIGNED): Likewise.
16052 (tree_real_cst): Unwrap comment.
16053 (tree_string): Likewise.
16054 (tree_complex): Likewise.
16055 (IDENTIFIER_POINTER): correct cast.
16056 (SAVE_EXPR_CONTEXT): Whitespace.
16057 (EXPR_WFL_FILENAME_NODE): Likewise.
16058 (EXPR_WFL_FILENAME): Remove parenthesis.
16059 (DECL_ORIGIN): Add parenthesis.
16060 (DECL_FROM_INLINE): Use NULL_TREE.
16061 (build_int_2): Whitespace.
16062 (build_type_variant): Add parenthesis.
16064 * gcc/jcf-parse.c: Update copyright date.
16065 (yyparse): Constify resource_filename.
16067 2002-01-03 Graham Stott <grahams@redhat.com>
16069 * rtl.h: Update copyright date.
16070 (RTL_CHECK1): Wrap long line.
16071 (RTL_CHECK2): Likewise.
16072 (RTL_CHECKC1): Wrap long line and whitespace.
16073 (RTL_CHECKC2): Likewise.
16074 (XWINT): Whitespace.
16080 (XBITMAP): Likewise.
16082 (XBBDEF): Likewise.
16084 (X0WINT): Likewise.
16086 (X0UINT): Likewise.
16090 (X0MODE): Likewise.
16091 (X0BITMAP): Likewise.
16092 (X0TREE): Likewise.
16093 (X0BBDEF): Likewise.
16094 (X0ADVFLAGS): Likewise.
16095 (X0CSELIB): Likewise.
16096 (X0MEMATTR): Likewise.
16097 (XCWINT): Likewise.
16099 (XCUINT): Likewise.
16103 (XCMODE): Likewise.
16104 (XCBITMAP): Likewise.
16105 (XCTREE): Likewise.
16106 (XCBBDEF): Likewise.
16107 (XCADVFLAGS): Likewise.
16108 (XCCSELIB): Likewise.
16109 (XC2EXP): Likewise.
16110 (INSN_UID): Likewise.
16111 (PREV_INSN): Likewise.
16112 (PATTERN): Likewise.
16113 (INSN_CODE): Likewise.
16114 (PUT_REG_NOTE_KIND): Likewise.
16115 (CODE_LABEL_NUMBER): Likewise.
16116 (NOTE_SOURCE_FILE): Likewise.
16117 (NOTE_BLOCK): Likewise.
16118 (NOTE_EH_HANDLER): Likewise.
16119 (NOTE_RANGE_INFO): Likewise.
16120 (NOTE_LIVE_INFO): Likewise.
16121 (NOTE_BASIC_BLOCK): Likewise.
16122 (NOTE_EXPECTED_VALUE): Likewise.
16123 (NOTE_LINE_NUMBER): Likewise.
16124 (LABEL_NAME): Likewise.
16125 (LABEL_NUSES): Likewise.
16126 (LABEL_ALTERNATE_NAME): Likewise.
16127 (ADDRESSOF_DECL): Likewise.
16128 (JUMP_LABEL): Likewise.
16129 (LABEL_NEXTREF): Likewise.
16131 (ORIGINAL_REGNO: Likewise.
16132 (HARD_REGISTER_NUM_P): Add parenthesis.
16133 (SUBREG_REG): Whitespace.
16134 (SUBREG_BYTE): Likewise.
16135 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
16136 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
16137 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
16138 (ASM_OPERANDS_INPUT_VEC): Likewise.
16139 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
16140 (ASM_OPERANDS_INPUT): Likewise.
16141 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
16142 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
16143 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
16144 (ASM_OPERANDS_INPUT_MODE): Likewise.
16145 (ASM_OPERANDS_SOURCE_FILE): Likewise.
16146 (ASM_OPERANDS_SOURCE_LINE): Likewise.
16147 (MEM_SET_IN_STRUCT_P): Minor reformat.
16148 (TRAP_CONDITION): Whitespace.
16149 (TRAP_CODE): Likewise.
16150 (COND_EXEC_TEST): Likewise.
16151 (COND_EXEC_CODE): Likewise.
16152 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
16153 (PHI_NODE_P): Add parenthesis.
16154 (plus_constant): Whitespace and add parenthesis.
16156 2002-01-03 Kazu Hirata <kazu@hxi.com>
16158 * config/avr/avr.c: Fix comment typos.
16159 * config/c4x/c4x.md: Likewise.
16160 * config/dsp16xx/dsp16xx.h: Likewise.
16161 * config/dsp16xx/dsp16xx.md: Likewise.
16162 * config/i386/i386.md: Likewise.
16163 * config/ia64/ia64.c: Likewise.
16164 * config/m32r/m32r.h: Likewise.
16165 * config/m68hc11/m68hc11.md: Likewise.
16166 * config/mmix/mmix.c: Likewise.
16167 * config/mn10200/mn10200.c: Likewise.
16168 * config/romp/romp.c: Likewise.
16169 * config/sh/sh.c: Likewise.
16170 * config/stormy16/stormy16.c: Likewise.
16171 * config/stormy16/stormy16.h: Likewise.
16172 * config/stormy16/stormy16.md: Likewise.
16174 2002-01-03 Graham Stott <grahams@redhat.com>
16176 * loop.h: Update copyright date.
16177 (LOOP_MOVABLES): Fix typo.
16178 (LOOP_REGS): Likewise.
16179 (LOOP_IVS): Likewise.
16181 2002-01-03 Graham Stott <grahams@redhat.com>
16183 * cppinit.c: Update copyright date.
16184 Don't include output.h
16185 * Makefile.in: Update copyright date.
16188 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
16191 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
16192 (-pthread) Add to RS/6000 options.
16194 2002-01-02 Kazu Hirata <kazu@hxi.com>
16196 * except.c: Fix comment typos.
16197 * loop.c: Likewise.
16198 * varasm.c: Likewise.
16199 * doc/tm.texi: Fix a typo.
16201 2002-01-02 Jakub Jelinek <jakub@redhat.com>
16203 * c-typeck.c (output_init_element): Allow initializing static storage
16204 duration objects with compound literals.
16206 2002-01-02 Richard Henderson <rth@redhat.com>
16208 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
16211 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16213 * gcc.c (default_compilers): Const-ify.
16214 * mips-tdump.c (stab_names): Likewise.
16215 * mips-tfile.c (map_coff_types, map_coff_storage,
16216 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
16217 pseudo_ops_t, pseudo_ops): Likewise.
16218 * protoize.c (default_include): Likewise
16220 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
16221 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
16222 Add array size in declaration.
16223 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
16224 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
16225 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
16226 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
16227 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
16228 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
16229 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
16230 emtens, make_nan): Const-ify.
16231 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
16232 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
16234 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
16236 * config.gcc (ia64-*-*): Set extra_headers.
16237 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
16238 * config/alpha/t-osf: Remove.
16239 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
16241 2002-01-02 David Edelsohn <edelsohn@gnu.org>
16243 * config/rs6000/t-aix43: Revert previous change.
16245 2002-01-02 Jason Merrill <jason@redhat.com>
16247 * c-decl.c (c_expand_body): Call outlining_inline_function when
16248 emitting an inline function out of line.
16250 2002-01-02 Richard Henderson <rth@redhat.com>
16252 * dwarf2out.c (limbo_die_node): Add created_for member.
16253 (new_die): New argument created_for. Update all callers.
16254 (mark_limbo_die_list): New.
16255 (dwarf2out_init): Register limbo_die_list as a root.
16256 (dwarf2out_finish): Force insert limbo dies into their function
16259 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
16262 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
16264 2002-01-02 Kazu Hirata <kazu@hxi.com>
16266 * config/h8300/fixunssfsi.c: Update copyright.
16269 * config/h8300/h8300.c: Update copyright.
16270 Eliminate warnings.
16272 2002-01-02 Kazu Hirata <kazu@hxi.com>
16274 * config/romp/romp.c: Fix comment formatting.
16275 * config/romp/romp.h: Likewise.
16276 * config/romp/romp.md: Likewise.
16277 * config/s390/s390.c: Likewise.
16278 * config/stormy16/stormy16.c: Likewise.
16279 * config/stormy16/stormy16.h: Likewise.
16281 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
16283 * c-common.h (genrtl_expr_stmt_value): Declare.
16284 * c-semantics.c (genrtl_goto_stmt): Redirect to...
16285 (genrtl_goto_stmt_value): ... this new function. Pass new
16286 argument down to expand_expr_stmt_value, taking
16287 TREE_ADDRESSABLE into account.
16288 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
16289 STMT_EXPR as addressable, i.e., one whose result we want.
16290 * expr.c (expand_expr): Don't save expression statement value
16291 of labeled_blocks or loop_exprs.
16292 * stmt.c (expand_expr_stmt): Redirect to...
16293 (expand_expr_stmt_value): ... this new function. Use new
16294 argument to tell whether to save expression value.
16295 (expand_end_stmt_expr): Reset last_expr_type and
16296 last_expr_value if we don't have either.
16297 * tree-inline.c (declare_return_variable): Mark its use
16298 statement as addressable.
16299 * tree.h: Document new use of TREE_ADDRESSABLE.
16300 (expand_expr_stmt_value): Declare.
16302 2002-01-01 Tom Rix <trix@redhat.com>
16304 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
16305 rs6000_emit_allocate_stack.
16307 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
16309 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
16310 ${srcdir}/ginclude/ to every entry in extra_headers.
16311 * configure: Regenerate.
16312 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
16313 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
16314 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
16315 * ginclude/proto.h: Rename to config/convex/proto.h.
16317 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16319 * attribs.c (handle_vector_size_attribute): Use host_integerp
16320 and tree_int_cst; remove warnings.
16321 * caller-save.c (insert_restore): Add cast to get rid of warning.
16322 (insert_save): Likewise.
16323 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
16324 * regmove.c (find_matches): Add temporary var to kill a warning.
16326 2002-01-01 Douglas B Rupp <rupp@gnat.com>
16328 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
16329 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
16330 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
16331 (vms-dwarf2eh.o): Add Makefile rule.
16332 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
16333 * config/alpha/vms-dwarf2eh.asm: New file.
16335 * gcc.c (delete_if_ordinary): Delete all versions.
16337 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
16339 * config/mmix/mmix.md: Update FIXME to not mention
16341 (MMIX_rJ_REGNUM): New define_constants constant.
16342 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
16343 "*movdicc_real"): Adjust contraints formatting.
16344 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
16345 for branch prediction.
16346 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
16348 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
16349 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
16350 number. Delete related FIXMEs.
16351 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
16352 from number to MMIX_rJ_REGNUM.
16353 (TARGET_MASK_BRANCH_PREDICT): New.
16354 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
16355 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
16356 value. Add -mbranch-predict and -mno-branch-predict.
16357 (TARGET_VERSION): Drop date.
16358 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
16359 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
16360 for finding out global symbols.
16361 (mmix_asm_output_labelref): Revert condition for global symbol.
16362 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
16363 (mmix_print_operand_punct_valid_p): A '+' is valid.
16365 See ChangeLog.6 for earlier changes.