1 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
3 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
7 * config/s390/s390.c (legitimate_pic_operand_p): Do not
8 accept symbolic LARL operands.
9 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
12 2002-05-29 Hartmut Penner <hpenner@de.ibm.com>
14 * config/s390/s390.md (cmpstr_64/31): Mark whole
15 input registers as used.
17 2002-05-28 Richard Henderson <rth@redhat.com>
19 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
20 not current_function_uses_pic_offset_table and
21 current_function_uses_const_pool; examine current_function_profile.
22 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
23 input to blockage if needed.
24 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
25 (legitimize_pic_address): Likewise. Set regs_ever_live for
26 pic_offset_table_rtx when invoked during reload.
27 * config/i386/i386.h (FINALIZE_PIC): Remove.
28 * config/i386/i386.md (tablejump): Reformat. Do not set
29 current_function_uses_pic_offset_table.
30 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
31 (blockage): Accept anything as operand 0.
33 2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
35 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
36 common CPP built-ins for all NetBSD a.out targets.
37 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
38 common CPP built-ins for all NetBSD ELF targets.
39 * config/netbsd.h: Add missing notice.
40 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
41 for all NetBSD targets.
42 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
43 for all NetBSD targets using an LP64 code model.
44 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
47 2002-05-28 Richard Henderson <rth@redhat.com>
49 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
50 update if UPDATE_LIFE_LOCAL.
52 2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
54 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
56 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
57 Jason R. Thorpe <thorpej@wasabisystems.com>
59 config/sh reorganization to factor out endianness and coff:
61 * config/sh/little.h: New file.
62 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
63 defined, define to 0 to select big-endian.
64 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
65 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
66 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
67 * config/sh/t-be: New file.
68 * config/sh/t-le: New file.
70 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
71 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
72 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
73 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
74 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
75 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
76 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
77 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
78 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
79 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
80 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
81 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
82 (LINK_SPEC): Define to SH_LINK_SPEC.
83 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
84 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
85 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
86 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
87 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
88 * config/sh/coff.h: New file.
89 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
90 (TARGET_OBJFMT_CPP_BUILTINS): Define.
91 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
92 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
93 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
94 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
95 (PTRDIFF_TYPE): Likewise.
96 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
97 (CPP_PREDEFINES): Don't define.
98 (TARGET_OBJFMT_CPP_BUILTINS): Define.
99 (LINK_SPEC): Define to SH_LINK_SPEC.
100 (LINK_EMUL_PREFIX): Redefine.
101 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
102 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
103 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
104 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
105 (TARGET_OS_CPP_BUILTINS): Define.
106 (TARGET_DEFAULT): Redefine.
107 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
108 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
109 (LINK_SPEC): Don't redefine.
110 (LINK_DEFAULT_CPU_EMUL): Redefine.
111 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
112 * sh.c (sh_asm_named_section): Don't declare / define.
113 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
114 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
115 (sh64-*-elf* tm_file): Likewise.
116 (sh-*-rtemself* tm_file): Likewise.
117 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
118 (sh-*-linux* tmake_file): Add sh/t-le.
119 (sh-*-rtems* tm_file): Add sh/coff.h
120 (sh-*-* tm_file): Likewise.
122 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
124 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
125 CONSTANT_POOL_ADDRESS_P.
127 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
129 2002-05-22 David Edelsohn <edelsohn@gnu.org>
130 Jeff Law <law@redhat.com>
132 * optabs.c (expand_binop): Fix nwords sign warnings.
133 generate pseudo for add_optab.
135 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
136 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
138 2002-05-28 Marc Espie <espie@openbsd.org>
140 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
141 inherited from gas.h.
142 (ASM_QUAD): Undef. OpenBSD does not support it.
144 2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
146 * doc/install.texi (binaries): Change mingw binaries
147 link to www.mingw.org.
149 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
151 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
153 2002-05-28 Richard Henderson <rth@redhat.com>
155 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
156 bottom alignment for leaf functions.
158 2002-05-28 Zack Weinberg <zack@codesourcery.com>
160 * config/pa/milli32.S, config/pa/lib1funcs.asm,
161 config/sparc/sol2-g1.asm: Delete unused files.
163 2002-05-28 Richard Henderson <rth@redhat.com>
165 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
167 * flow.c (calculate_global_regs_live): Rename call_used to
168 invalidated_by_call. Initialize from regs_invalidated_by_call
169 instead of call_used_regs.
171 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
174 2002-05-28 Zack Weinberg <zack@codesourcery.com>
176 * tree.h: Forward-declare struct realvaluetype.
177 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
179 (TREE_REAL_CST_PTR): New accessor.
180 (TREE_REAL_CST): Update.
181 * real.h: Include machmode.h.
182 (realvaluetype): Make it struct realvaluetype, not a typedef.
183 (build_real): Prototype here.
185 * tree.c: Include real.h.
186 (build_real): Allocate the REAL_VALUE_TYPE as a separate
187 object in GC memory, set TREE_REAL_CST_PTR to point to it.
188 (build_real_from_int_cst): Use build_real.
189 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
192 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
193 fold-const.c, print-tree.c, real.c: Include real.h.
194 * Makefile.in: Update dependency lists.
196 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
198 * basic-block.h (last_basic_block): Declare.
199 (expunge_block_nocompact): Declaration removed.
200 (compact_blocks): Declare.
201 * cfg.c (last_basic_block): New variable.
202 (expunge_block_nocompact): Removed.
203 (expunge_block): Do not compact basic blocks.
204 (compact_blocks): New.
205 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
207 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
209 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
210 real positions of blocks.
211 (delete_unreachable_blocks): Simplified -- quadratic behavior now
213 (cleanup_cfg): Compact blocks.
214 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
215 basic_block_info varray.
216 (flow_delete_block): Comment update.
217 (back_edge_of_syntactic_loop_p): Modify position check code.
218 (verify_flow_info): Update checking.
219 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
220 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
221 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
222 indices no longer change.
223 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
225 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
226 * profile.c (branch_prob): Compact blocks.
227 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
230 2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
232 * config/h8300/h8300.md (two anonymous patterns): New.
234 2002-05-28 David S. Miller <davem@redhat.com>
236 * config/sparc/sparc.md (cpu): Tidy.
237 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
239 (in_call_delay): Delete reference to 'return' type.
240 (eligible_for_return_delay, in_return_delay, define_delay
241 referencing those): Delete.
242 (rest of file): Use new type attributes as appropriate.
243 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
244 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
245 * config/sparc/ultra1_2.md (us1_single): New reservation.
246 (us1_ialuX): Likewise.
247 * config/sparc/ultra3.md (us3_single): Likewise.
248 (us3_ialuX): Likewise.
249 (us3_imul, us3_idiv): Tweak.
251 2002-05-28 Richard Henderson <rth@redhat.com>
253 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
256 2002-05-28 Richard Henderson <rth@redhat.com>
258 * config.gcc: Obsolete mn10200.
260 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
262 * cppexp.c (interpret_number): Optimize for single-digit
263 and less-than-half-precision cases.
264 (num_trim, num_positive, num_div_op): Cast constants.
266 2002-05-27 Bo Thorsen <bo@suse.de>
268 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
269 3.1 branch. The file was made by Jakub Jelinek.
270 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
271 support so multilib doesn't break. And don't define this at all
272 when -Dinhibit_libc is used.
273 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
274 * config/i386/t-linux64: Implement full multilib support. Patch
275 originally done by Andreas Jaeger and Jakub Jelinek.
277 2002-05-27 Roger Sayle <roger@eyesopen.com>
279 * c-common.c: Add support for __attribute__((nothrow)) to specify
280 that a function cannot throw an exception (using TREE_NOTHROW).
281 (handle_nothrow_attribute): New function to process this attribute.
283 * doc/extend.texi: Document the new nothrow function attribute.
285 2002-05-27 H.J. Lu (hjl@gnu.org)
287 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
288 (num_positive): Likewise.
289 (num_div_op): Likewise.
291 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
293 * c-common.c (c_common_init): Always use intmax_t.
295 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
297 * c-common.c (c_common_init): Use intmax_t for now.
299 2002-05-24 Andrew Haley <aph@redhat.com>
301 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
302 if T is a boolean type.
304 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
306 * basic-block.h (last_basic_block): Defined as synonym for
308 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
309 flow_depth_first_order_compute, flow_preorder_transversal_compute,
310 flow_dfs_compute_reverse_init): Replaced relevant occurences of
311 n_basic_blocks with last_basic_block.
312 * cfgbuild.c (make_edges): Likewise.
313 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
314 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
315 * combine.c (combine_instructions): Likewise.
316 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
317 iterative_dataflow_bitmap): Likewise.
318 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
319 calc_idoms, idoms_to_doms): Likewise.
320 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
322 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
323 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
324 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
325 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
326 delete_null_pointer_checks, compute_code_hoist_vbeinout,
327 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
328 compute_store_table, build_store_vectors): Likewise.
329 * haifa-sched.c (sched_init): Likewise.
330 * ifcvt.c (if_convert): Likewise.
331 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
332 pre_edge_lcm, compute_available, compute_nearerout,
333 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
335 * predict.c (estimate_probability, process_note_prediction,
336 note_prediction_to_br_prob): Likewise.
337 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
338 * recog.c (split_all_insns, peephole2_optimize): Likewise.
339 * regrename.c (copyprop_hardreg_forward): Likewise.
340 * resource.c (init_resource_info): Likewise.
341 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
342 init_regions, schedule_insns): Likewise.
343 * ssa-ccp.c (ssa_const_prop): Likewise.
344 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
345 * ssa.c (compute_dominance_frontiers,
346 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
348 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
349 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
352 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
354 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
356 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
357 hoist_insn_after, hoist_insn_to_edge): New.
359 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
361 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
362 (PROP_FINAL): Include.
363 * flow.c (life_analysis, update_life_info,
364 init_propagate_block_info, mark_set_1, mark_used_rgs):
365 Support SCAN_DEAD_STORE.
367 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
369 * c-common.c (c_common_init): Set CPP arithmetic precision.
370 * cppexp.c (cpp_num_part): Move typedef ...
371 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
372 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
373 (sanity_checks): Update.
375 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
377 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
378 (mkheaders): New rule.
379 (install-mkheaders): New rule.
380 * configure.in (all_outputs): Add mkheaders.
381 * configure: Regenerate.
382 * mkheaders.in: New file.
384 2002-05-26 Jakub Jelinek <jakub@redhat.com>
386 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
388 2002-05-26 Andreas Jaeger <aj@suse.de>
390 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
392 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
394 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
395 right_shift): Remove.
396 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
398 (struct op): Use cpp_num.
399 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
400 num_part_mul, num_unary_op, num_binary_op, num_negate,
401 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
402 num_div_op, num_lshift, num_rshift, append_digit): New.
403 (interpret_number, parse_defined, eval_token, reduce): Update
404 for two-integer arithmetic.
405 (binary_handler): New typedef.
407 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
408 (_cpp_parse_expr, reduce): Update to handle two-integers.
409 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
411 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
413 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
414 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
415 branch insn into account, do not assume 1.
416 (avr_out_sbxx_branch): New function. Optimize cases of skipping
417 over single word insn. Handle upper half of I/O space too.
418 * config/avr/avr.md (*sbrx_branch): Use it.
419 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
420 (*sbix_branch, *sbix_branch_bit7): Likewise.
421 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
422 Use RTL peepholes to optimize register operand sign tests.
424 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
426 * config/avr/avr.c (avr_asm_only_p): New variable.
427 (avr_override_options): Set it here if AVR1.
428 (asm_file_start): Test it here, report an error if set.
430 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
432 * alias.c: Fix formatting.
433 * attribs.c: Likewise.
434 * bb-reorder.c: Likewise.
435 * bitmap.c: Likewise.
436 * bitmap.h: Likewise.
437 * builtins.c: Likewise.
439 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
441 * reload.c (find_valid_class): Accept new argument DEST,
442 choose class accordingly.
443 (push_reload): Update callers.
445 2002-05-26 Andreas Jaeger <aj@suse.de>
447 * combine.c (combine_instructions): Do not indent #if for
450 2002-05-25 Richard Henderson <rth@redhat.com>
452 * c-pragma.c (apply_pragma_weak): Convert value identifier to
453 string for decl_attributes.
454 (handle_pragma_weak): Call assemble_alias if we're modifying
457 2002-05-25 Richard Henderson <rth@redhat.com>
460 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
461 using rtl instead of fprintf.
462 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
463 * config/sparc/sparc-protos.h: Update.
465 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
467 * Makefile.in (C_COMMON_H): Fix.
468 Update other targets.
469 * c-common.c: Don't include c-lex.h.
470 (builtin_define_with_value): Make static and prototype.
471 (builtin_define_std): Move from c-lex.h.
472 * c-common.h (init_c_lex): Move from c-lex.h.
473 * c-decl.c: Don't include c-lex.h.
474 (make_pointer_declarator): Move from c-parse.in.
475 * c-lex.c: Don't include c-lex.h.
477 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
478 (make_pointer_declarator): Move to c-decl.c.
479 * c-pragma.c: Don't include c-lex.h.
480 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
481 * c-tree.h (make_pointer_declarator): New.
483 * passes.texi, tm.texi: Update.
485 * Make-lang.in: Update and correct.
486 * objc-act.c: Don't include c-lex.h or cpplib.h.
488 * treetree.c: Don't include c-lex.h.
490 * darwin-c.c: Don't include c-lex.h.
491 * c4x/c4x-c.c: Don't include c-lex.h.
493 * i370/i370-c.c: Don't include c-lex.h.
494 * i370/t-i370: Update.
495 * i960/i960-c.c: Don't include c-lex.h.
496 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
497 * i960/t-960bare: Update.
498 * i960/t-vxworks: Update.
499 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
500 * rs6000/t-darwin: Update.
501 * rs6000/t-rs6000-c-rule: Update.
502 * v850/v850-c.c: Don't include c-lex.h.
503 * v850/v850.c: Don't include c-lex.h or cpplib.h.
506 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
508 * tree.def: Fix typos.
509 * doc/install.texi: Likewise.
511 2002-05-25 Richard Henderson <rth@redhat.com>
513 * configure.in (HAVE_AS_TLS): Add ia64 test.
514 * configure: Rebuild.
515 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
516 (override_options): Set it.
517 (TARGET_HAVE_TLS): New.
518 (sdata_symbolic_operand): Look for 's'.
519 (tls_symbolic_operand): New.
520 (ia64_expand_load_address): Abort for tls symbols.
521 (gen_tls_get_addr): New.
522 (gen_thread_pointer): New.
523 (ia64_expand_move): Split out from movdi. Handle tls symbols.
524 (rtx_needs_barrier): Add new unspecs.
525 (ia64_encode_section_info): Handle tls symbols.
526 (ia64_strip_name_encoding): Strip two encoding chars.
527 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
528 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
529 (TARGET_OPTIONS): Add tls-size.
530 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
531 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
532 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
533 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
534 (movsf, movdf): Likewise.
535 (movdi_symbolic): Use match_scratch. Don't split if we won't
536 have a scratch availiable.
537 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
538 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
539 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
540 * config/ia64/ia64-protos.h: Update.
541 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
542 sdata_symbolic_operand.
543 (ASM_OUTPUT_LABELREF): Strip two characters.
545 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
547 * combine.c (simplify_set): Remove an unnecessary subreg.
549 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
551 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
553 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
555 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
557 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
559 2002-05-25 Roger Sayle <roger@eyesopen.com>
561 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
562 (cond (compare x y) 0) into the equivalent (cond x y).
564 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
566 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
568 2002-05-24 Zack Weinberg <zack@codesourcery.com>
570 * config.gcc: Remove all stanzas for previously obsoleted
571 systems. Where necessary, add explicit error stanzas to
572 prevent removed systems from being misidentified as something
573 else. Begin a fresh obsoletions list, with the systems that
574 were reprieved last round.
575 * doc/install.texi: Remove all mention of dead targets.
576 * fixinc/mkfixinc.sh: Likewise.
578 * config/arm/arm.h: Bit 31 of target_flags is no longer
581 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
582 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
583 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
584 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
585 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
586 config/alpha/osf12.h, config/alpha/osf2or3.h,
587 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
588 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
589 config/clipper/clipper-protos.h, config/clipper/clipper.c,
590 config/clipper/clipper.h, config/clipper/clipper.md,
591 config/clipper/clix.h, config/convex/convex-protos.h,
592 config/convex/convex.c, config/convex/convex.h,
593 config/convex/convex.md, config/convex/fixinc.convex,
594 config/convex/proto.h, config/elxsi/elxsi-protos.h,
595 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
596 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
597 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
598 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
599 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
600 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
601 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
602 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
603 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
604 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
605 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
606 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
607 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
608 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
609 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
610 config/m68k/altos3068.h, config/m68k/apollo68.h,
611 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
612 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
613 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
614 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
615 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
616 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
617 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
618 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
619 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
620 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
621 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
622 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
623 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
624 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
625 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
626 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
627 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
628 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
629 config/mips/dec-osf1.h, config/mips/elflorion.h,
630 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
631 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
632 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
633 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
634 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
635 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
636 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
637 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
638 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
639 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
640 config/ns32k/sequent.h, config/ns32k/tek6000.h,
641 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
642 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
643 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
644 config/sparc/rtems.h, config/we32k/we32k-protos.h,
645 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
648 2002-05-24 Richard Henderson <rth@redhat.com>
650 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
651 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
652 * config/i386/i386.c (tls_model_chars): Add leading space.
653 (tls_symbolic_operand): Don't bias by 1.
654 (legitimize_address): Don't unbias by 1.
656 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
658 * lcm.c (optimize_mode_switching): Change bb used as indices
661 2002-05-24 Richard Henderson <rth@redhat.com>
663 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
664 of update_life_info_in_dirty_blocks.
666 2002-05-24 Jakub Jelinek <jakub@redhat.com>
669 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
671 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
674 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
676 2002-05-24 Jim Blandy <jimb@redhat.com>
678 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
679 entry with a type code of zero, marking the end of the compilation
682 2002-05-24 Richard Henderson <rth@redhat.com>
684 * varasm.c (asm_output_bss): Always output one byte.
685 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
687 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
689 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
692 2002-05-24 Andreas Jaeger <aj@suse.de>
694 * ggc-page.c (alloc_page): Cast variables of type size_t to
695 unsigned long, adjust printf format string.
696 (ggc_alloc): Likewise.
697 (ggc_print_statistics): Likewise.
698 (ggc_print_statistics): Correct printf format string for SCALE to
701 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
703 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
705 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
706 Zack Weinberg <zack@codesourcery.com>
708 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
710 * dwarf2out.c (lookup_filename): Properly quote filename in .file
711 directive in assembly file.
712 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
713 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
714 * config/pj/pj.h (ASM_FILE_START): Likewise.
715 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
716 * config/avr/avr.c (asm_file_end): Likewise.
717 * toplev.c (output_quoted_string): Handle possibly signed plain
719 * toplev.h (output_clean_symbol_name): Declare
720 * toplev.c (output_clean_symbol_name): Define.
721 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
722 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
724 2002-05-24 Alan Modra <amodra@bigpond.net.au>
726 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
728 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
730 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
733 2002-05-23 Richard Henderson <rth@redhat.com>
735 * configure.in (HAVE_AS_TLS): New test.
736 * config.in, configure: Rebuild.
737 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
738 (ix86_tls_dialect_string, ix86_tls_dialect): New.
739 (override_options): Set it.
740 (tls_model_chars, tls_symbolic_operand): New.
741 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
742 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
743 (local_exec_symbolic_operand): New.
744 (get_pic_label_name): Merge into output_set_got.
745 (ix86_asm_file_end): Emit pic_label_name if defined.
746 (legitimate_constant_p, constant_address_p): New.
747 (legitimate_pic_operand_p): New.
748 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
749 (legitimate_address_p): Likewise.
750 (ix86_encode_section_info): Rename from i386_; handle tls decls.
751 (ix86_strip_name_encoding): New.
752 (get_thread_pointer): New.
753 (legitimize_address): Handle tls symbols.
754 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
756 (struct machine_function): Add some_ld_name.
757 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
758 (print_operand) [&]: Use it. Handle UNSPEC_TP.
759 (output_addr_const_extra): New.
760 (maybe_get_pool_constant): New.
761 (ix86_split_to_parts): Use it.
762 (ix86_expand_move): Handle tls symbols.
763 (ix86_tls_get_addr): New.
764 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
765 (TARGET_OPTIONS): Add tls-dialect.
766 (CONSTANT_ADDRESS_P): Use new out-of-line function.
767 (LEGITIMATE_CONSTANT_P): Likewise.
768 (LEGITIMATE_PIC_OPERAND_P): Likewise.
769 (TARGET_STRIP_NAME_ENCODING): New.
770 (ASM_OUTPUT_LABELREF): New.
771 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
772 (OUTPUT_ADDR_CONST_EXTRA): New.
773 (PREDICATE_CODES): Update.
774 (ix86_tls_dialect, ix86_tls_dialect_string): New.
775 * config/i386/i386.md: Regroup and renumber unspec constants.
776 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
777 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
778 (tls_global_dynamic, tls_local_dynamic_base): New.
779 (tls_local_dynamic_once): New.
780 * config/i386/i386-protos.h: Update.
782 2002-05-23 Richard Henderson <rth@redhat.com>
784 * genemit.c (gen_insn): Print file:lineno comment before function.
786 * gensupport.c (struct queue_elem): Add filename member.
787 (queue_pattern): Initialize it; update all callers.
788 (process_include): Don't free filename.
789 (read_md_rtx): Set read_rtx_filename.
791 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
793 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
795 2002-05-23 Richard Henderson <rth@redhat.com>
797 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
799 2002-05-23 Richard Henderson <rth@redhat.com>
801 * doc/extend.texi (C++98 Thread-Local Edits): Update with
802 commentary from Mark.
804 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
806 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
807 Use FOR_EACH_BB macros to iterate over basic block chain.
808 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
809 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
811 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
812 find_unreachable_blocks, create_edge_list, verify_edge_list,
813 remove_fake_edges, add_noreturn_fake_exit_edges,
814 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
816 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
817 find_sub_basic_blocks): Likewise.
818 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
820 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
822 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
824 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
825 commit_edge_insertions, commit_edge_insertions_watch_calls,
826 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
827 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
828 * conflict.c (conflict_graph_compute): Likewise.
829 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
830 df_modified_p, df_refs_unlink, df_dump): Likewise.
831 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
832 * final.c (compute_alignments): Likewise.
833 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
834 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
835 count_or_remove_death_notes): Likewise.
836 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
837 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
838 classic_gcse, compute_transp, cprop, compute_pre_data,
839 compute_transpout, invalidate_nonnull_info,
840 delete_null_pointer_checks_1, delete_null_pointer_checks,
841 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
842 compute_store_table, build_store_vectors, store_motion): Likewise.
843 * global.c (global_conflicts, mark_elimination): Likewise.
844 * graph.c (print_rtl_graph_with_bb): Likewise.
845 * haifa-sched.c (sched_init): Likewise.
846 * ifcvt.c (if_convert): Likewise.
847 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
848 compute_available, compute_nearerout, compute_rev_insert_delete,
849 optimize_mode_switching): Likewise.
850 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
851 * predict.c (estimate_probability, note_prediction_to_br_prob,
852 propagate_freq, counts_to_freqs, expensive_function_p,
853 estimate_bb_frequencies): Likewise.
854 * profile.c (instrument_edges, get_exec_counts,
855 compute_branch_probabilities, compute_checksum, branch_prob,
856 find_spanning_tree): Likewise.
857 * recog.c (split_all_insns, peephole2_optimize): Likewise.
858 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
860 * regclass.c (scan_one_insn, regclass): Likewise.
861 * regmove.c (mark_flags_life_zones, regmove_optimize,
862 record_stack_memrefs): Likewise.
863 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
864 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
865 * resource.c (find_basic_block): Likewise.
866 * sched-ebb.c (schedule_ebbs): Likewise.
867 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
868 find_single_block_region, find_rgns, schedule_insns)
869 * sibcall.c (optimize_sibling_and_tail_recursive_call)
870 * ssa-ccp.c (optimize_unexecutable_edges,
871 ssa_ccp_df_delete_unreachable_insns): Likewise.
872 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
873 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
874 rename_block, convert_to_ssa, compute_conservative_reg_partition,
875 compute_coalesced_reg_partition, rename_equivalent_regs,
876 convert_from_ssa): Likewise.
877 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
878 process_for_unwind_directive): Likewise.
880 * df.c (FOR_ALL_BBS): Removed.
881 * gcse.c (struct null_pointer_info): Type of current_block field
883 (struct reg_avail_info): Type of last_bb field changed.
884 * config/ia64/ia64.c (block_num): Removed.
885 (need_copy_state): Type changed.
888 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
890 * cppinit.c (mark_named_operators): Split out from init_builtins.
891 (cpp_finish_options): Call it from here instead.
893 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
895 * builtin-attrs.def: Update copyright years.
896 (ATTR_NONNULL): New attribute identifier.
897 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
898 attribute tree lists.
899 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
901 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
902 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
903 attribute lists. Chain the appropriate nonnull attribute.
904 * c-format.c (check_format_arg): Remove null format string
906 * testsuite/gcc.dg/format/null-1.c: New test.
908 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
910 * Makefile.in (ADAC): Define.
912 (.SUFFIXES): Move before language makefile fragments.
913 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
915 2002-05-23 Mark Mitchell <mark@codesourcery.com>
917 * varasm.c (make_decl_rtl): Don't allow weak variables to be
920 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
922 * cfg.c (dump_flow_info): Print results of
923 maybe_hot/probably_never_executed predicates.
924 * toplev.c (open_dump_file): Print function frequency.
926 2002-05-23 David S. Miller <davem@redhat.com>
928 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
931 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
933 * c-common.c (warn_nonnull): Declare.
934 (c_common_attribute_table): Add "nonnull" attribute.
935 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
936 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
937 check_function_arguments_recurse): New functions.
938 * c-common.h (warn_nonnull): Declare extern.
939 (check_function_arguments, check_function_arguments_recurse): New
941 * c-decl.c (c_decode_option): Add -Wnonnull option.
942 * c-format.c (set_Wformat): Set warn_nonnull if enabling
944 (format_check_context): New structure.
945 (check_format_info_recurse): Remove recursion and rename to...
946 (check_format_arg): ...this. Update comment.
947 (check_format_info): Use check_function_arguments_recurse.
948 * c-typeck.c (build_function_call): Call check_function_arguments
949 instead of check_function_format.
950 * doc/extend.texi: Document "nonnull" attribute.
951 * doc/invoke.texi: Docuemnt -Wnonnull option.
952 * testsuite/gcc.dg/nonnull-1.c: New test.
953 * testsuite/gcc.dg/nonnull-2.c: New test.
955 2002-05-23 David S. Miller <davem@redhat.com>
957 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
958 * cfgcleanup.c (cleanup_cfg): If it is set do not
959 attempt to delete trivially dead insns.
960 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
961 * toplev.c (rest_of_compilation): Document non-trivial aspect
962 the RTL before optimize_save_area_alloca is run.
964 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
966 * c-lex.c (indent_level): Remove.
967 (cb_file_change, c_lex): Remove indent level handling.
968 * c-lex.h (indent_level): Remove.
969 * input.h (struct file_stack): Remove indent_level.
970 * toplev.c (push_srcloc): Remove indent_level handling.
972 2002-05-23 Jakub Jelinek <jakub@redhat.com>
975 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
976 of x in constraints for clarity.
977 (sse_mov?fcc split): abort if op2 == op3.
978 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
979 sse_movsfcc_const0_4): Add earlyclobber.
980 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
981 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
982 Use Y instead of x in constraints.
984 2002-05-23 Richard Henderson <rth@redhat.com>
986 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
987 (C++98 Thread-Local Edits): New subsection.
989 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
990 (ix86_arch): Set type to enum processor_type.
992 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
993 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
995 2002-05-23 Jakub Jelinek <jakub@redhat.com>
997 * configure.in: Fix as version test for binutils 2.12.1 releases
999 * configure: Rebuilt.
1001 2002-05-23 Richard Henderson <rth@redhat.com>
1003 * config/i386/i386.c (get_pic_label_name): New.
1004 (load_pic_register): Remove.
1005 (output_set_got): New.
1006 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
1007 * config/i386/i386.md (UNSPEC_SET_GOT): New.
1008 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
1009 (prologue_set_got, prologue_get_pc): Remove.
1010 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
1011 (builtin_setjmp_receiver): Use gen_set_got.
1012 * config/i386/i386-protos.h: Update.
1014 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
1016 * gcse.c (hash_expr): Do not use alias set for hashing.
1018 2002-05-22 Kevin Buettner <kevinb@redhat.com>
1020 * dbxout.c (dbxout_class_name_qualifiers): New function.
1021 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
1023 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1025 * cpperror.c (_cpp_begin_message): No special casing
1027 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
1028 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
1029 * cpplib.c (do_include_common): Use DL_ERROR.
1030 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
1032 * fix-header.c (read_scan_file): Update.
1034 2002-05-22 Richard Henderson <rth@redhat.com>
1036 * config/i386/i386.c (ix86_expand_call): New function, extracted
1037 from md call patterns. Add pic_offset_table_rtx to
1038 CALL_INSN_FUNCTION_USAGE when needed.
1039 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
1040 (call_value_pop, call_value, untyped_call): Likewise.
1041 (call_exp, call_value_exp): Remove.
1042 * config/i386/i386-protos.h: Update.
1044 2002-05-22 Richard Henderson <rth@redhat.com>
1046 * varasm.c (default_section_type_flags): Check for VAR_DECL
1047 before using DECL_THREAD_LOCAL.
1049 2002-05-22 David Edelsohn <edelsohn@gnu.org>
1051 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
1052 (STARTFILE_SPEC): Delete PE crt0.o.
1053 * config/rs6000/aix51.h: Same.
1054 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
1055 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
1056 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
1057 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
1058 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
1060 2002-05-22 Richard Henderson <rth@redhat.com>
1062 * varasm.c (default_section_type_flags): Handle tls data and
1064 (default_unique_section): Handle tls sections.
1066 2002-05-23 Alan Modra <amodra@bigpond.net.au>
1068 * configure.in (CROSS): Define NATIVE_CROSS.
1069 * configure: Regenerate.
1070 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
1071 (startfile_prefix_spec): New var.
1072 (static_specs): Add startfile_prefix_spec.
1073 (do_spec_2): Split out from..
1075 (main): Process startfile_prefix_spec.
1076 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
1078 (STARTFILE_PREFIX_SPEC): Define.
1079 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
1082 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
1084 * cpperror.c: Fix formatting.
1085 * cppexp.c: Likewise.
1086 * cppfiles.c: Likewise.
1087 * cpphash.c: Likewise.
1088 * cpphash.h: Likewise.
1089 * cppinit.c: Likewise.
1090 * cpplex.c: Likewise.
1091 * cpplib.c: Likewise.
1092 * cppmacro.c: Likewise.
1093 * cppmain.c: Likewise.
1094 * cppspec.c: Likewise.
1096 2002-05-22 Jakub Jelinek <jakub@redhat.com>
1098 * combine.c (force_to_mode): Use gen_int_mode.
1099 Don't clear CONST_INT bits outside of mode.
1101 2002-05-22 Richard Henderson <rth@redhat.com>
1103 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
1104 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
1106 2002-05-22 Jakub Jelinek <jakub@redhat.com>
1109 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
1110 if DECL_SIZE_UNIT is INTEGER_CST.
1112 2002-05-22 Richard Henderson <rth@redhat.com>
1114 * flow.c (life_analysis): Delete broken reg_label check.
1116 2002-05-22 Richard Henderson <rth@redhat.com>
1118 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
1119 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
1121 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
1123 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
1124 (embed-bb.c): New rule.
1125 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
1126 * config/sh/embed_bb.c: Delete.
1128 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
1130 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
1132 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
1134 * config/h8300/h8300.md (*andorqi3): New.
1136 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
1138 PR preprocessor/6517
1139 * Makefile.in: Update.
1140 * c-common.c (c_common_post_options): Add preprocessor
1141 errors to the error count.
1142 * c-lang.c (c_post_options): Kill.
1143 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
1144 * hooks.h: Add header guards.
1145 * langhooks-def.h: Include hooks.h.
1146 (LANG_HOOKS_POST_OPTIONS): Update.
1147 * langhooks.h (struct lang_hooks): Update post_options.
1148 * toplev.c (parse_options_and_default_flags): Update.
1150 * objc-lang.c (objc_post_options): Kill.
1151 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
1153 2002-05-21 Bruce Korb <bkorb@gnu.org>
1155 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
1156 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
1157 * fixinc/fixincl.x: regen.
1159 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
1161 * cfgbuild.c: Fix formatting.
1163 * cfgcleanup.c: Likewise.
1164 * cfglayout.c: Likewise.
1165 * cfgloop.c: Likewise.
1166 * cfgrtl.c: Likewise.
1168 2002-05-21 Richard Henderson <rth@redhat.com>
1170 * c-common.h (enum rid): Add RID_THREAD.
1171 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
1172 (grokdeclarator): Grok __thread.
1173 * c-parse.in (reswords): Add __thread.
1174 (rid_to_yy): Add RID_THREAD.
1176 * tree.h (DECL_THREAD_LOCAL): New.
1177 (struct tree_decl): Add thread_local_flag.
1178 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
1179 * tree.c (staticp): TLS variables are not static.
1181 * target-def.h (TARGET_HAVE_TLS): New.
1182 * target.h (have_tls): New.
1183 * output.h (SECTION_TLS): New.
1184 * varasm.c (assemble_variable): TLS variables can't be common for now.
1185 (default_section_type_flags): Handle .tdata and .tbss.
1186 (default_elf_asm_named_section): Handle SECTION_TLS.
1187 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
1189 * flags.h (flag_tls_default): Declare.
1190 * toplev.c (flag_tls_default): Define.
1191 (display_help): Display help for it.
1192 (decode_f_option): Set it.
1194 * doc/extend.texi (Thread-Local): New node describing language-level
1195 thread-local storage.
1196 * doc/invoke.texi (-ftls-model): Document.
1198 * fixinc/inclhack.def (thread_keyword): New.
1199 * fixinc/fixincl.x: Rebuild.
1201 2002-05-21 Jeffrey A Law <law@redhat.com>
1203 * optabs.c (expand_binop): For double-word integer multiplies,
1204 do not compute intermediate results into something that is
1205 not a register (such as a SUBREG or MEM).
1207 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
1208 (ix86_sched_reorder): Make sure to initialize scheduling
1209 data even when there's only one insn in the ready queue.
1211 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
1213 * genautomata.c (reserv_sets_hash_value): Fix a typo.
1215 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
1217 * genautomata.c (reserv_sets_hash_value): Define hash_value as
1218 set_el_t. Transform the hash value into unsigned.
1219 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
1220 (transform_3): Add code to process `(A,B)+(D,E)'.
1222 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
1224 * reload1.c (do_output_reload): Run delete_output_reload
1227 2002-05-21 Roger Sayle <roger@eyesopen.com>
1230 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
1231 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
1232 (can_store_by_pieces): ... and here to limit the largest mode used.
1233 Add a comment to document this function.
1235 2002-05-21 Richard Henderson <rth@redhat.com>
1237 * flow.c (life_analysis): Fix test for deleted label.
1239 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
1241 * doc/tm.texi: Fix typo.
1243 2002-05-21 Zack Weinberg <zack@codesourcery.com>
1245 * c-common.c (c_common_init): Set options->unsigned_char from
1247 (cb_register_builtins): Define __STRICT_ANSI__ and
1248 __CHAR_UNSIGNED__ here...
1249 * cppinit.c (init_builtins): Not here.
1250 (cpp_create_reader): unsigned_char option defaults to 0, not
1251 !DEFAULT_SIGNED_CHAR.
1252 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
1253 and -funsigned-char.
1255 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
1256 * cpphash.c (_cpp_init_hashtable): Don't set it.
1257 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
1258 directly. Clarify comment.
1260 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1262 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
1263 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
1264 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
1265 BASIC_BLOCK (n_basic_blocks - 1).
1266 * cfganal.c (can_fallthru, flow_call_edges_add,
1267 flow_preorder_transversal_compute): Too.
1268 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
1269 find_sub_basic_blocks): Too.
1270 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
1271 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
1272 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
1273 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
1274 * combine.c (this_basic_block): Type changed to basic_block.
1275 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
1276 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
1277 get_last_value, distribute_notes, distribute_links): Too.
1278 * final.c (compute_alignments): Too.
1279 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
1280 * function.c (thread_prologue_and_epilogue_insns): Too.
1281 * gcse.c (compute_code_hoist_vbeinout): Too.
1282 * global.c (build_insn_chain): Too.
1283 * ifcvt.c (find_if_block, find_cond_trap): Too.
1284 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
1285 * regmove.c (regmove_optimize): Too.
1286 * resource.c (find_basic_block): Too.
1287 * sched-ebb.c (schedule_ebbs): Too.
1288 * ssa-dce.c (find_control_dependence, find_pdom): Too.
1290 2002-05-21 Andreas Jaeger <aj@suse.de>
1292 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
1294 2002-05-21 Richard Henderson <rth@redhat.com>
1296 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
1297 unspec names, not numbers.
1299 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
1301 * doc/sourcebuild.texi: Mention snapshot-README and
1302 snapshot-index.html as needing updating for new front ends.
1304 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1306 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
1307 disabling checking, and avoid multiple evaluation of RTX.
1309 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
1311 * bitmap.c (bitmap_find_bit): Return early if we have the correct
1314 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
1316 * profile.c (gen_edge_profiler): Set alias set before the memory is
1319 2002-05-20 David S. Miller <davem@redhat.com>
1321 * cselib.c (max_value_regs): New.
1322 (cselib_lookup, cselib_invalidate_regno): Initialize it when
1323 adding new entries to the REG_VALUES table and we are dealing with
1325 (clear_table): Initialize it.
1326 (cselib_invalidate_regno): Use it to determine which hard
1327 registers to scan when mode is not VOIDmode.
1329 2002-05-20 Duraid Madina <duraid@fl.net.au>
1331 * tradcpp.c (fixup_newlines): Use old-style function header.
1333 2002-05-20 Krister Walfridsson <cato@df.lth.se>
1335 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
1337 2002-05-20 H.J. Lu (hjl@gnu.org)
1339 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
1341 * config/mips/mips.h (DFMODE_NAN): Defined.
1342 (SFMODE_NAN): Likewise.
1344 2002-05-20 Dale Johannesen <dalej@apple.com>
1346 * combine.c (cant_combine_insn_p): Back out my
1349 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
1351 * params.c: Fix formatting.
1352 * params.h: Likewise.
1353 * predict.c: Likewise.
1354 * prefix.c: Likewise.
1355 * print-rtl.c: Likewise.
1356 * print-tree.c: Likewise.
1357 * profile.c: Likewise.
1359 2002-05-20 H.J. Lu (hjl@gnu.org)
1361 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
1363 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
1365 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
1366 switches straight on to the assembler, do not abbreviate them.
1367 * config/arm/elf.h (ASM_SPEC): As above.
1368 * config/arm/semi.h (ASM_SPEC): As above.
1369 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
1370 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
1371 -mcpu=xscale on to the assembler by default.
1372 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
1374 2002-05-20 Richard Henderson <rth@redhat.com>
1376 * cse.c (canon_hash): Reorder do_not_record test. Always
1377 allow pic_offset_table_rtx.
1379 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
1381 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
1382 (expand_binop): Ditto (3 times).
1384 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
1386 * Makefile.in (distclean): Remove QMTest stuff.
1387 (QMTEST_PATH): New variable.
1388 (QMTESTFLAGS): Likewise.
1389 (QMTESTRUNFLAGS): Likewise.
1391 (QMTEST_GPP_TESTS): Likewise.
1392 (QMTEST_DIR): Likewise.
1393 (QMTEST_DIR/context): New target.
1394 (qmtest-g++): Likeise.
1395 (qmtest-gui): Likewise.
1396 (QMTEST_DIR/gpp-expected.qmr): Likewise.
1398 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
1400 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
1401 an altivec register if TARGET_ALTIVEC.
1403 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
1404 to ALTIVEC_VECTOR_MODE.
1405 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
1406 (rs6000_va_arg): Vectors may go in registers if they are not
1409 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
1411 * protoize.c: Fix formatting.
1413 2002-05-19 Richard Henderson <rth@redhat.com>
1415 * gensupport.c (init_include_reader): Merge into ...
1416 (process_include): ... here. Simplify composite path creation.
1417 Plug memory leaks. Fix file/line number tracking. Do not
1418 process_define_cond_exec. Return void.
1419 (process_rtx): Don't check process_include return value.
1421 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1423 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
1425 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
1426 traversing basic block chain.
1427 (create_basic_block_structure, create_basic_block): Declaration changed.
1428 (link_block, unlink_block): Declare.
1429 * cfg.c (entry_exit_blocks): Initialize new fields.
1430 (link_block, unlink_block): New.
1431 (expunge_block_nocompact): Unlink basic block.
1432 (dump_flow_info): Print prev_bb/next_bb fields.
1433 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
1434 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
1435 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
1436 * cfgrtl.c (create_basic_block_structure, create_basic_block,
1437 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
1438 (verify_flow_info): Check that list agrees with numbering.
1440 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
1442 * c-common.c (preprocessing_asm): New macro.
1443 * c-lex.h (builtin_define, builtin_assert): Use pfile.
1447 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
1448 (CPP_SPEC): Simplify.
1449 (TARGET_CPU_CPP_BUILTINS): Update.
1450 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
1451 (CPP_SPEC): Simplify.
1452 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
1453 (TARGET_OS_CPP_BUILTINS): Update.
1454 * osf.h (CPP_XFLOAT_SPEC): Kill.
1455 (TARGET_OS_CPP_BUILTINS): Update.
1456 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
1457 * osf5.h (CPP_XFLOAT_SPEC): Kill.
1458 * vms.h (CPP_SUBTARGET_SPEC): Kill.
1459 (TARGET_OS_CPP_BUILTINS): Update.
1461 2002-05-19 Richard Henderson <rth@redhat.com>
1463 * varasm.c (default_binds_local_p): Fix typo.
1465 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
1467 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
1468 CONST_INT operand to the correct mode after adding 1 to it.
1470 2002-05-19 Mark Mitchell <mark@codesourcery.com>
1472 * config.gcc (powerpc-wrs-windiss*): New target.
1474 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1476 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
1479 2002-05-18 Mark Mitchell <mark@codesourcery.com>
1481 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
1483 * config.in: Regenerated.
1484 * configure: Regenerated.
1486 2002-05-19 Richard Henderson <rth@redhat.com>
1488 * target-def.h (TARGET_BINDS_LOCAL_P): New.
1489 * target.h (struct gcc_target): Move boolean fields to the end.
1491 * varasm.c (default_binds_local_p): New.
1492 * output.h: Declare it.
1494 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
1495 * config/cris/cris.c (cris_encode_section_info): Likewise.
1496 * config/i386/i386.c (i386_encode_section_info): Likewise.
1497 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
1498 * config/sh/sh.c (sh_encode_section_info): Likewise.
1500 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
1501 (TARGET_BINDS_LOCAL_P): New.
1503 2002-05-19 Richard Henderson <rth@redhat.com>
1505 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
1506 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
1507 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
1509 * toplev.c (display_help): Kill -a -ax help.
1511 * config/1750a/1750a.h, config/alpha/alpha.h,
1512 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
1513 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
1514 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
1515 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
1517 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
1518 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
1520 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
1521 (ix86_output_function_block_profiler): Kill.
1522 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
1523 (m68hc11_function_block_profiler): Kill.
1524 * config/m68hc11/m68hc11-protos.h: Update.
1525 * config/m88k/m88k.c (output_block_profiler): Kill.
1526 (output_function_block_profiler): Kill.
1527 * config/m88k/m88k-protos.h: Update.
1529 2002-05-19 Richard Henderson <rth@redhat.com>
1531 * system.h (STRIP_NAME_ENCODING): Poison it.
1532 * output.h (STRIP_NAME_ENCODING): Remove.
1533 (default_strip_name_encoding): Declare.
1534 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
1535 * target.h (strip_name_encoding): New.
1536 * varasm.c (default_strip_name_encoding): New.
1538 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
1539 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
1540 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
1541 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
1542 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
1543 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
1544 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
1545 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
1546 config/v850/v850.h: Use the hook, not the macro.
1548 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
1549 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
1550 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
1551 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
1552 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
1553 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
1554 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
1555 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
1556 config/v850/v850.c, config/v850/v850.h:
1557 Move STRIP_NAME_ENCODING to out-of-line function and add
1558 TARGET_STRIP_NAME_ENCODING.
1560 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
1561 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
1562 with TARGET_STRIP_NAME_ENCODING referencing existing function;
1563 make function static.
1565 * xcoffout.c: Include target.h
1566 * Makefile.in (xcoffout.o): Update.
1568 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
1569 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
1570 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
1571 reloc argument unused.
1572 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
1574 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
1575 STRIP_NAME_ENCODING docs.
1577 2002-05-19 Andreas Jaeger <aj@suse.de>
1579 * gengenrtl.c: Add prototype for excluded_rtx.
1581 * real.h: Add prototype for exact_real_truncate.
1583 2002-05-18 Richard Henderson <rth@redhat.com>
1585 * system.h (ENCODE_SECTION_INFO): Poison it.
1586 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
1587 * target.h (encode_section_info): New.
1588 * varasm.c (make_decl_rtl, output_constant_def): Use it.
1589 * hooks.c (hook_tree_int_void): New.
1590 * hooks.h: Declare it.
1592 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
1593 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
1594 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
1595 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
1596 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
1597 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
1598 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
1599 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
1600 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1601 config/mcore/mcore-protos.h, config/mcore/mcore.c,
1602 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
1603 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
1604 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
1605 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
1606 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
1607 referencing existing function. Make function static.
1609 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
1610 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
1611 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
1612 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
1613 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
1614 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
1615 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
1616 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
1617 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
1618 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
1619 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
1620 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
1621 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
1622 Move ENCODE_SECTION_INFO to out-of-line function and add
1623 TARGET_ENCODE_SECTION_INFO.
1625 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
1626 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1628 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
1630 (switch_to_section): Replace in_rdata case with in_readonly_data.
1632 * config/h8300/h8300.c (h8300_encode_label): Make static.
1633 * config/h8300/h8300-protos.h: Update.
1635 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
1636 from rs6000_encode_section_info; make static.
1637 (rs6000_xcoff_encode_section_info): New.
1639 * config/v850/v850.c (v850_encode_data_area): Make static.
1640 * config/v850/v850-protos.h: Update.
1642 * config/vax/vax.c: Include flags.h.
1643 (vms_select_section): Fix typo.
1645 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
1646 ENCODE_SECTION_INFO docs.
1648 2002-05-18 Richard Henderson <rth@redhat.com>
1650 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
1651 REGISTER_TARGET_PRAGMAS.
1652 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
1654 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
1656 2002-05-18 Richard Henderson <rth@redhat.com>
1658 * system.h (SELECT_RTX_SECTION): Poison.
1659 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
1660 * target.h (select_rtx_section): New.
1661 * varasm.c (output_constant_pool): Use it.
1662 (default_select_rtx_section, default_elf_select_rtx_section): New.
1663 * output.h: Declare them.
1665 * config/darwin.h (SELECT_RTX_SECTION): Move ...
1666 * config/darwin.c (machopic_select_rtx_section): ... here.
1667 * config/darwin-protos.h: Update.
1669 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
1670 * config/nextstep.c (machopic_select_rtx_section): ... here.
1671 (nextstep_select_section): Rename variable to avoid macro clash.
1672 * config/nextstep-protos.h: Update.
1674 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
1675 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
1676 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
1677 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
1678 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
1679 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
1680 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
1681 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
1682 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
1683 (SELECT_RTX_SECTION): Remove.
1685 * config/darwin.h, config/elfos.h, config/nextstep.h,
1686 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
1687 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
1688 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
1689 config/sparc/lynx.h, config/xtensa/xtensa.c
1690 (TARGET_ASM_SELECT_RTX_SECTION): New.
1692 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
1693 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
1694 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
1695 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
1696 (ia64_aix_select_rtx_section): New.
1697 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
1699 * config/mips/mips.c (mips_select_rtx_section): Make static.
1700 Support ELF SHF_MERGE features.
1701 * config/mips/mips-protos.h: Update.
1702 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
1703 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
1704 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
1705 make static, fall back to default_elf_select_rtx_section.
1706 * config/rs6000/rs6000-protos.h: Update.
1707 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
1708 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
1709 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
1710 * config/romp/romp.c (romp_select_rtx_section): New.
1711 * config/s390/s390.c (s390_select_rtx_section): New.
1712 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
1713 declarations before target macro definition.
1714 (xtensa_emit_call): Use static buffer.
1715 (xtensa_select_rtx_section): New.
1716 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
1717 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
1718 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
1720 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
1721 SELECT_RTX_SECTION docs.
1723 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
1725 * i386.md (movsi/movdi): Fix template.
1726 (sse2 patterns): Set attributes consistently.
1728 * i386.md (pushqi2, ashrqi_*): Fix constraint.
1730 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
1732 * optabs.c (complex_part_zero_p): New.
1733 * (expand_cmplxdiv_straight): Use it.
1734 * (expand_cmplxdiv_wide): Ditto.
1735 * (expand_binop): Ditto.
1737 2002-05-18 Richard Henderson <rth@redhat.com>
1739 * final.c (HAVE_READONLY_DATA_SECTION): New.
1740 (shorten_branches): Use it instead of ifdefs.
1741 * varasm.c (enum in_section): Add in_readonly_data.
1742 (text_section, data_section): Tidy.
1743 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
1745 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
1746 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
1747 (READONLY_DATA_SECTION): Don't undef.
1749 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
1750 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
1751 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
1753 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
1754 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
1755 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
1756 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
1758 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
1759 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
1760 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
1761 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
1762 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
1763 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
1764 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
1765 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
1766 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
1768 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
1769 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
1770 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
1771 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
1772 config/pa/pa64-hpux.h, config/sparc/litecoff.h
1773 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
1775 * config/elfos.h, config/netware.h, config/svr3.h,
1776 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
1777 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
1778 config/h8300/h8300.h, config/i386/i386-interix.h,
1779 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
1780 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
1782 * config/elfos.h, config/netware.h, config/svr3.h,
1783 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
1784 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
1785 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
1786 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
1788 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
1789 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
1790 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
1791 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
1792 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
1793 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
1794 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
1795 config/rs6000/sysv4.h, config/v850/v850.h
1796 (EXTRA_SECTIONS): Remove in_const/in_rdata.
1797 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
1799 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
1800 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
1801 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
1802 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
1803 * config/alpha/alpha.c (alpha_start_function): Likewise.
1804 (alpha_write_linkage): Likewise.
1805 * config/m32r/m32r.c (m32r_select_section): Likewise.
1806 * config/m88k/m88k.c (m88k_select_section): Likewise.
1807 * config/mips/mips.c (mips_select_rtx_section): Likewise.
1808 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
1809 (rs6000_elf_select_section): Likewise.
1810 * config/v850/v850.c (v850_select_section): Likewise.
1812 * config/1750a/1750a.h, config/i860/sysv3.h
1813 (READONLY_DATA_SECTION_ASM_OP): New.
1814 READONLY_DATA_SECTION_ASM_OP.
1815 * config/i386/interix.c, config/i386/winnt.c
1816 (i386_pe_unique_section): Always use .rdata prefix.
1817 * config/pa/som.h (readonly_data): Always switch to read-only section.
1818 (READONLY_DATA_SECTION): Predicate on flag_pic.
1819 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
1820 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
1821 (READONLY_DATA_SECTION): Update.
1823 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
1825 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
1826 is used without -Wformat.
1827 * c-common.h (warn_format_zero_length): Declare extern.
1828 * c-decl.c (warn_options): Add "format-zero-length".
1829 * c-format.c (warn_format_zero_length): Declare.
1830 (set_Wformat): Set warn_format_zero_length for -Wformat.
1831 (check_format_info): Only warn about zero-length formats if
1832 warn_format_zero_length is true. Include the format type
1833 name in the warning message.
1834 * doc/invoke.texi: Document -Wformat-zero-length.
1835 * testsuite/gcc.dg/format/zero-length-1.c: New test.
1837 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
1839 * timevar.c: Fix formatting.
1840 * tlink.c: Likewise.
1841 * toplev.c: Likewise.
1842 * tree-dump.c: Likewise.
1843 * tree-inline.c: Likewise.
1845 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
1847 * cppinit.c (cpp_post_options): If preprocessed, turn off
1848 traditional. If traditional, turn off column numbers.
1849 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
1850 * cpptrad.c (handle_newline): Update line_base.
1851 (skip_comment): Handle -Wcomment.
1853 2002-05-17 Zack Weinberg <zack@codesourcery.com>
1855 * cppinit.c (struct builtin): Remove unused fields.
1856 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
1857 (operator_array): New - was second half of builtin_array.
1858 (init_builtins): Simplify loop over builtin_array/operator_array.
1860 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
1862 * defaults.h (UNIQUE_SECTION): Remove.
1863 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
1865 2002-05-17 Richard Henderson <rth@redhat.com>
1867 * expr.c (init_expr_once): Don't use start/end_sequence.
1868 Use rtx_alloc instead of emit_insn.
1869 * toplev.c (lang_dependent_init): Run init_expr_once here ...
1870 (lang_independent_init): ... not here.
1872 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
1874 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
1876 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
1878 * config/avr/avr.c (avr_regs_to_save): New function. Also check
1879 for fixed registers, possibly used for global register variables.
1880 (initial_elimination_offset, avr_output_function_prologue,
1881 avr_output_function_epilogue): Move common code to avr_regs_to_save.
1883 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
1885 * Makefile.in: Update for cpptrad.c.
1886 * cpphash.h (struct cpp_buffer): New members for buffer
1888 (struct cpp_reader): New members for traditional output.
1889 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
1890 * cppinit.c (cpp_create_reader): Set trad_line.
1891 (cpp_destroy): Free trad_out_base if used.
1892 (cpp_read_main_file): Overlay an empty buffer if traditional.
1893 (cpp_finish_options): Don't do builtins.
1894 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
1895 (cpp_handle_option): Handle it.
1896 * cpplex.c (continue_after_nul): New.
1897 (_cpp_lex_direct): Use handle_nul.
1898 * cpplib.h (struct cpp_options): New traditional option.
1899 * cpptrad.c: New file.
1901 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
1903 * c-common.c (c_common_init_options): Use C89 for Objective-C,
1904 and set the options flag.
1905 * cppinit.c (lang_flags): Remove objc.
1906 (lang_defaults): Remove OBJC and OBJCXX.
1908 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
1909 (cpp_handle_option): Remove -+ and -lang-objc++.
1910 For ObjC, just set a flag.
1911 (print_help): Update.
1912 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
1914 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1916 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
1917 bootstrap with -mips3.
1919 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
1921 * final.c: Fix formatting.
1922 * fix-header.c: Likewise.
1924 * fold-const.c: Likewise.
1925 * function.c: Likewise.
1927 2002-05-17 David S. Miller <davem@redhat.com>
1929 PR c/6689, PR optimization/6615
1930 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
1931 and make it a pointer to rtx. Update comments.
1932 (update_equiv_regs): When scanning for equivalences, record
1933 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
1934 it while making the equiv replacements.
1936 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1938 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
1940 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
1942 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
1943 when encoding visibility into SYMBOL_REF_FLAG.
1945 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
1947 * expr.c (force_operand): Fix reversed move.
1949 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
1951 * doc/install.texi (Testing): Mention two common DejaGnu warnings
1952 that can be ignored.
1954 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1956 * doc/install.texi (Final install): Recommend to install into a
1957 "clean" target directory.
1959 2002-05-17 Richard Henderson <rth@redhat.com>
1961 * config/ia64/ia64.md: Use braced strings instead of quoted strings
1962 for code blocks. Tidy whitespace.
1964 2002-05-17 Richard Henderson <rth@redhat.com>
1966 * hooks.c (hook_tree_bool_false): New.
1967 * hooks.h: Declare it.
1968 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
1969 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
1970 * target.h (select_section, unique_section): New.
1971 (in_small_data_p): New.
1972 * varasm.c (resolve_unique_section): Use hooks instead of macros.
1973 (variable_section, output_constant_def_contents): Likewise.
1974 (default_select_section, default_unique_section): New.
1975 (categorize_decl_for_section, default_elf_select_section): New.
1976 * output.h: Declare them.
1978 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
1979 (TARGET_ASM_SELECT_SECTION): New.
1980 (SELECT_SECTION): Move ...
1981 * config/darwin.c (machopic_select_section): ... here.
1982 * config/darwin-protos.h: Update.
1984 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
1985 (SELECT_SECTION): Move ...
1986 * config/nextstep.c (nextstep_select_section): ... here.
1987 * config/nextstep-protos.h: Update.
1989 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
1990 (TARGET_ASM_SELECT_SECTION): New.
1991 * config/svr3.h (SELECT_SECTION): Remove.
1993 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
1994 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
1995 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
1996 (alpha_encode_section_info): Use it.
1997 * config/alpha/alpha-protos.h: Update.
1998 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
1999 (SELECT_SECTION, UNIQUE_SECTION): Remove.
2000 (TARGET_ASM_SELECT_SECTION): New.
2001 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
2003 * config/arm/pe.h (UNIQUE_SECTION): Remove.
2004 (TARGET_ASM_UNIQUE_SECTION): New.
2006 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
2007 (avr_unique_section): Rename from unique_section; make static.
2008 * config/avr/avr-protos.h: Update.
2009 * config/avr/avr.h (UNIQUE_SECTION): Remove.
2011 * config/c4x/c4x.h (SELECT_SECTION): Remove.
2013 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
2014 (TARGET_ASM_UNIQUE_SECTION): New.
2015 * config/i386/i386-interix.h: Likewise.
2016 * config/i386/win32.h: Likewise.
2017 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
2018 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
2019 * config/i386/sco5.h (SELECT_SECTION): Remove.
2020 (TARGET_ASM_SELECT_SECTION): New.
2021 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
2023 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
2024 instead of SELECT_SECTION.
2025 * config/m68k/dpx2.h: Likewise.
2026 * config/rs6000/lynx.h: Likewise.
2028 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2029 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
2030 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
2031 (ia64_in_small_data_p): New.
2032 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
2033 (ia64_aix_select_section, ia64_aix_unique_section): New.
2034 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
2035 (SELECT_SECTION, UNIQUE_SECTION): Remove.
2037 * config/m32r/m32r.h (SELECT_SECTION): Remove.
2038 (TARGET_ASM_SELECT_SECTION): New.
2039 * config/m32r/m32r.c (m32r_select_section): Take align argument.
2040 * config/m32r/m32r-protos.h: Update.
2042 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
2043 (SELECT_SECTION): Move ...
2044 * config/m88k/m88k.c (m88k_select_section): ... here.
2046 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
2047 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
2048 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
2049 (mcore_unique_section): Make static.
2050 * config/mcore/mcore-protos.h: Update.
2052 * config/mips/elf.h (UNIQUE_SECTION): Remove.
2053 (TARGET_ASM_UNIQUE_SECTION): New.
2054 * config/mips/elf64.h: Likewise.
2055 * config/mips/iris6gld.h: Likewise.
2056 * config/mips/linux.h: Likewise.
2057 * config/mips/mips-protos.h: Update.
2058 * config/mips/mips.c (mips_select_section): Add align argument.
2059 * config/mips/mips.h (SELECT_SECTION): Remove.
2060 (TARGET_ASM_SELECT_SECTION): New.
2062 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2063 * config/mmix/mmix.c (mmix_select_section): Remove.
2064 (mmix_unique_section): Remove.
2065 * config/mmix/mmix-protos.h: Update.
2067 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
2068 (SELECT_SECTION): Move ...
2069 * config/pa/pa.c (pa_select_section): ... here.
2070 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
2072 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
2073 from rs6000_select_section and make static.
2074 (rs6000_elf_unique_section): Similarly.
2075 (rs6000_xcoff_select_section): From xcoff.h.
2076 (rs6000_xcoff_unique_section): Likewise.
2077 * config/rs6000/rs6000-protos.h: Update.
2078 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2079 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
2080 * config/rs6000/xcoff.h: Likewise.
2082 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
2083 (SELECT_SECTION): Move ...
2084 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
2086 * config/v850/v850.h (SELECT_SECTION): Move ...
2087 * config/v850/v850.c (v850_select_section): ... here.
2088 (TARGET_ASM_SELECT_SECTION): New.
2090 * config/vax/vms.h (SELECT_SECTION): Move ...
2091 * config/vax/vax.c (vms_select_section): ... here.
2092 (TARGET_ASM_SELECT_SECTION): New.
2094 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
2095 for the target hooks.
2097 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
2099 * config/arm/arm.c (emit_multi_reg_push): Do not set
2100 RTX_FRAME_RELATED_P on the SEQUENCE.
2102 2002-05-16 Richard Henderson <rth@redhat.com>
2104 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
2105 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
2107 2002-05-16 Richard Henderson <rth@redhat.com>
2109 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
2111 * config/ia64/ia64.c (saveable_obstack): Do not declare.
2113 2002-05-16 Richard Henderson <rth@redhat.com>
2115 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
2116 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
2117 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
2118 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
2119 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
2120 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
2121 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
2122 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
2123 Revert "Basic block renumbering removal", and two followup patches.
2125 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
2127 * lcm.c (optimize_mode_switching): Revert previous change.
2129 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2131 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
2132 with only extant block numbers.
2134 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
2136 * lcm.c (optimize_mode_switching): Fix typo.
2138 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2140 * flow.c (calculate_global_regs_live): Queue blocks in program order.
2142 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2144 * doc/install.texi (Configuration): Document PWDCMD.
2146 2002-05-16 Dale Johannesen <dalej@apple.com>
2148 * combine.c (cant_combine_insn_p): Reenable combinations
2149 involving hard regs unless CLASS_LIKELY_SPILLED_P.
2151 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2153 * c-common.c (cb_register_builtins): Handle more built-ins
2154 here rather than in gcc.c specs.
2155 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
2156 (cpp_options): Pass -O flags even when only preprocessing.
2157 * toplev.c (set_fast_math_flags): New prototype.
2158 (fast_math_flags_set_p): New.
2159 (set_no_fast_math_flags): Remove.
2160 (decode_f_option): Update.
2161 * toplev.h (set_fast_math_flags): Update.
2162 (fast_math_flags_set_p): New.
2163 (set_no_fast_math_flags): Remove.
2165 * c4x/c4x.c (c4x_override_options): Update.
2167 2002-05-16 Zack Weinberg <zack@codesourcery.com>
2169 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
2170 Default-define here.
2171 (builtin_define_with_value): Can now wrap the expansion in
2172 quotation marks if such is wanted.
2173 (cb_register_builtins): Update calls to builtin_define_with_value.
2174 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
2176 (c_common_init): Set options->stdc_0_in_system_headers.
2177 * c-lex.h: Update prototype of builtin_define_with_value.
2178 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
2179 and REGISTER_PREFIX.
2181 * cppinit.c (VERS, ULP, C, X): Kill.
2182 (builtin_array): Remove entries for __VERSION__,
2183 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
2184 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
2186 (init_builtins): Kill off a bunch of now-dead code.
2187 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
2188 -fno-leading-underscore.
2189 (cpp_handle_option): Remove code to set user_label_prefix.
2190 (cpp_post_options): Likewise.
2192 * cpplib.h (struct cpp_options): Remove user_label_prefix.
2193 (stdc_0_in_system_headers): New.
2194 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
2195 stdc_0_in_system_headers) too to decide the value of __STDC__.
2197 * tradcpp.c (user_label_prefix): Kill.
2198 (main): Remove code handling -f(no-)leading-underscore.
2199 (initialize_builtins): Don't define __REGISTER_PREFIX__
2200 or __USER_LABEL_PREFIX__.
2201 (install_value): Wrap compound statement in dummy loop so the
2202 macro works properly in an if statement.
2205 2002-05-16 Janis Johnson <janis187@us.ibm.com>
2207 * loop.h (struct loop_info): Add member has_prefetch.
2208 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
2209 (prescan_loop): Initialize has_prefetch.
2210 (struct prefetch_info): Change prefetch_in_loop and
2211 prefetch_before_loop from bit fields to ints.
2212 (emit_prefetch_instructions): Several small fixes.
2213 (check_dbra_loop): Don't reverse loop that uses prefetch.
2215 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2217 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
2218 * configure.in: Likewise.
2219 * fixinc/check.tpl: Likewise.
2220 * fixinc/fixinc.dgux: Likewise.
2221 * fixinc/fixinc.svr4: Likewise.
2222 * fixinc/fixinc.winnt: Likewise.
2223 * fixinc/fixincl.sh: Likewise.
2224 * fixproto: Likewise.
2225 * configure: Regenerate.
2227 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2229 Basic block renumbering removal:
2230 * basic_block.h (struct basic_block_def): Renamed index to sindex,
2231 added prev_bb and next_bb fields.
2232 (n_basic_blocks): Renamed to num_basic_blocks.
2233 (last_basic_block): New, index of last basic block.
2234 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
2235 traversing basic block chain.
2236 (BLOCK_NUM): index -> sindex.
2237 (create_basic_block_structure, create_basic_block): Declaration changed.
2238 (debug_num2bb): Declare.
2239 (expunge_block_nocompact): Declaration removed.
2240 (link_block, unlink_block, compact_blocks): Declare.
2241 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
2242 * cfg.c (entry_exit_blocks): Initialize new fields.
2243 (clear_edges, alloc_block, expunge_block, cached_make_edge,
2244 redirect_edge_pred, dump_flow_info, dump_edge_info,
2245 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
2246 free_aux_for_edges): Modified.
2247 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
2248 (expunge_block_nocompact): Removed.
2249 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
2250 find_unreachable_blocks, create_edge_list, print_edge_list,
2251 verify_edge_list, flow_edge_list_print, remove_fake_successors,
2252 remove_fake_edges, flow_reverse_top_sort_order_compute,
2253 flow_depth_first_order_compute, flow_preorder_transversal_compute,
2254 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
2255 flow_dfs_compute_reverse_execute): Modified.
2256 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
2257 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
2259 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2260 merge_blocks_move_predecessor_nojumps,
2261 merge_blocks_move_successor_nojumps, merge_blocks,
2262 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
2263 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
2264 * cfglayout.c (skip_insns_after_block, label_for_bb,
2265 record_effective_endpoints, scope_to_insns_finalize,
2266 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
2267 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
2268 cfg_layout_duplicate_bb): Modified.
2269 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
2270 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2271 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
2272 flow_loops_find, flow_loop_outside_edge_p): Modified.
2273 * cfgrtl.c (create_basic_block_structure, create_basic_block,
2274 flow_delete_block, compute_bb_for_insn, split_block,
2275 try_redirect_by_replacing_jump, redirect_edge_and_branch,
2276 force_nonfallthru_and_redirect, tidy_fallthru_edge,
2277 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
2278 commit_edge_insertions, commit_edge_insertions_watch_calls,
2279 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
2280 purge_all_dead_edges): Modified.
2281 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
2282 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
2283 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
2285 * conflict.c (conflict_graph_compute): Modified.
2286 * df.c (FOR_ALL_BBS): Removed.
2287 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
2288 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
2289 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
2290 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
2291 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
2292 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
2293 * final.c (compute_alignments, final_scan_insn): Modified.
2294 * flow.c (verify_local_live_at_start, update_life_info,
2295 update_life_info_in_dirty_blocks, free_basic_block_vars,
2296 delete_noop_moves, calculate_global_regs_live,
2297 initialize_uninitialized_subregs, allocate_bb_life_data,
2298 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
2299 mark_used_reg, count_or_remove_death_notes): Modified.
2300 * function.c (thread_prologue_and_epilogue_insns): Modified.
2301 * gcse.c (struct null_pointer_info): Change typo of current_block
2303 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
2304 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
2305 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
2306 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
2307 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
2308 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
2309 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
2310 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
2311 pre_delete, one_pre_gcse_pass, compute_transpout,
2312 invalidate_nonnull_info, delete_null_pointer_checks_1,
2313 free_code_hoist_mem, compute_code_hoist_vbeinout,
2314 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
2315 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
2316 compute_store_table, build_store_vectors, insert_insn_start_bb,
2317 insert_store, replace_store_insn, free_store_memory, store_motion):
2319 * global.c (global_alloc, global_conflicts, mark_elimination,
2320 build_insn_chain): Modified.
2321 * graph.c (print_rtl_graph_with_bb): Modified.
2322 * haifa-sched.c (sched_init): Modified.
2323 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
2324 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
2325 if_convert): Modified.
2326 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
2327 compute_insert_delete, pre_edge_lcm, compute_available,
2328 compute_farthest, compute_nearerout, compute_rev_insert_delete,
2329 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
2331 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
2332 * loop.c (loop_dump_aux): Modified.
2333 * predict.c (combine_predictions_for_insn, estimate_probability,
2334 last_basic_block_p, process_note_prediction, process_note_predictions,
2335 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
2336 expensive_function_p, estimate_bb_frequencies,
2337 compute_function_frequency): Modified.
2338 * print-rtl.c (print_rtx): Modified.
2339 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
2340 get_exec_counts, compute_branch_probabilities, compute_checksum,
2341 branch_prob, find_spanning_tree): Modified.
2342 * recog.c (split_all_insns, peephole2_optimize): Modified.
2343 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
2344 convert_regs_1, convert_regs_2, convert_regs): Modified.
2345 * regclass.c (scan_one_insn, regclass): Modified.
2346 * regmove.c (mark_flags_life_zones, regmove_optimize,
2347 combine_stack_adjustments): Modified.
2348 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
2349 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
2350 * reorg.c (dbr_schedule): Modified.
2351 * resource.c (find_basic_block, init_resource_info): Modified.
2352 * sbitmap.c (sbitmap_intersection_of_succs,
2353 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
2354 sbitmap_union_of_preds): Modified.
2355 * sched-deps.c (init_dependency_caches): Modified.
2356 * sched-ebb.c (schedule_ebbs): Modified.
2357 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
2358 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
2359 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
2360 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
2361 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
2362 ssa_const_prop): Modified.
2363 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
2364 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
2365 * ssa.c (remove_phi_alternative, find_evaluations,
2366 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
2367 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
2368 make_regs_equivalent_over_bad_edges,
2369 make_equivalent_phi_alternatives_equival,
2370 compute_conservative_reg_partition,
2371 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
2372 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
2375 2002-05-16 Mark Mitchell <mark@codesourcery.com>
2377 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
2379 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
2381 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
2382 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
2383 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
2384 calling CONSTANT_POOL_ADDRESS_P.
2385 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
2386 to decide whether to define __arm__ or __thumb.
2387 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
2388 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
2390 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2392 * config/arc/arc.h (CPP_PREDEFINES): Remove.
2394 (TARGET_CPU_CPP_BUILTINS): New.
2396 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2398 * cpphash.h (cpp_macro): Move here, and make expansion a union.
2399 * cppmacro.c (cpp_macro): Remove.
2400 (enter_macro_context, replace_args, warn_of_redefinition,
2401 _cpp_create_definition, cpp_macro_definition): Update.
2403 2002-05-16 Jason Merrill <jason@redhat.com>
2405 * config/mips/mips.c (mips_output_external): Don't do sdata
2406 optimization for a variable with DECL_COMDAT set.
2408 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
2410 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
2411 Cleanups for accepting modifiers on pointers.
2412 Fix predicate typos.
2413 Allow long pointers as well as int pointers.
2415 2002-05-15 Richard Henderson <rth@redhat.com>
2417 * varasm.c (merge_weak): Remove special case for extern and common.
2419 2002-05-15 Matt Hiller <hiller@redhat.com>
2421 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
2423 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
2424 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
2425 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
2426 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
2427 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
2428 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
2430 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
2432 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
2434 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
2436 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
2437 ("altivec_mfvscr"): Read from VSCR.
2439 Add vscr sets for the following insns: altivec_vctuxs,
2440 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
2441 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
2442 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
2443 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
2444 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
2445 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
2446 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
2447 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
2448 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
2449 altivec_vsum2sws, altivec_vsumsws.
2451 * config/rs6000/rs6000.h: Add VSCR fixed register.
2452 (CALL_REALLY_USED_REGISTERS): Add vscr.
2453 (CALL_USED_REGISTERS): Same.
2454 (FIXED_REGISTERS): Same.
2455 (REG_ALLOC_ORDER): Same.
2456 (reg_class): Add VSCR_REGS.
2457 (REG_CLASS_NAMES): Same.
2458 (REG_CLASS_CONTENTS): Same.
2460 (REGISTER_NAMES): Add vscr.
2461 (DEBUG_REGISTER_NAMES): Same.
2462 (ADDITIONAL_REGISTER_NAMES): Same.
2463 (FIRST_PSEUDO_REGISTER): Increment.
2464 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
2466 2002-05-15 Jakub Jelinek <jakub@redhat.com>
2468 * fold-const.c (fold): Fix a typo.
2470 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
2472 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
2473 comparison against the highest or lowest integer value before
2474 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
2475 transformation and that of an unsigned comparison against 0
2478 2002-05-15 Richard Henderson <rth@redhat.com>
2480 * varasm.c (merge_weak): Error for any weakening after definition.
2481 Adjust weakening after use warning to catch more cases.
2482 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
2483 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
2485 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
2487 * invoke.texi (-malign-double): Re-add lost warning.
2489 * i386-protos.h (x86_output_mi_thunk): Declare.
2490 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
2491 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
2493 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
2494 when flag_asynchronous_unwind_tables is set.
2496 * flags.h (flag_reorder_functions): Declare.
2497 * function.c (prepare_function_start): Initialize frequnecy.
2498 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
2499 * Makefile.in (predict.o): Add dependency on target.h and params.h
2500 * defaults.h (HOT_TEXT_SECTION_NAME,
2501 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
2502 * predict.c (choose_function_section): New function.
2503 (estimate_bb_frequencies): Use it.
2504 * toplev.c (flag_reorder_functions): New global variable.
2505 (lang_independent_options): New.
2506 (parse_options_and_default_flags): Set.
2507 * varasm.c (assemble_start_function): Bypass functdion alignment
2508 for never executed functions.
2509 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
2510 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
2511 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
2514 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
2516 * predict.c: Inlude profile.h
2517 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
2518 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
2519 Use the information about maximal counter in the program.
2521 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
2523 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
2524 probably_never_executed_bb_p): New functions.
2525 * cfgcleanup.c (outgoing_edges_match): Use them.
2526 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
2527 (maybe_hot_bb_p, probably_cold_bb_p,
2528 probably_never_executed_bb_p): New functions.
2530 * function.h (function): Add new field function_frequency.
2531 * predict.c (compute_function_frequency): New function.
2532 (estimate_probability): Call it.
2534 2002-03-09 Jakub Jelinek <jakub@redhat.com>
2536 PR optimization/5172, optimization/5200
2537 * gcse.c (gcse_main): Disable store_motion.
2539 2002-05-14 Zack Weinberg <zack@codesourcery.com>
2541 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
2542 (c_common_nodes_and_builtins): Use it.
2543 (builtin_define_with_value): New function.
2544 (cb_register_builtins): Define __SIZE_TYPE__,
2545 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
2546 using builtin_define_with_value. Use consistent notation when
2547 defining __GXX_WEAK__.
2548 (WCHAR_TYPE_SIZE): Don't redefine.
2549 (combine_strings): Don't use WCHAR_TYPE_SIZE.
2551 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
2552 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
2553 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
2554 * tradcpp.c (initialize_builtins): Likewise.
2555 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
2557 * c-lex.h (builtin_define_with_value): Prototype.
2558 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
2559 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
2560 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
2562 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
2563 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
2564 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
2565 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
2566 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
2567 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
2568 config/sparc/sol2-bi.h, config/sparc/sparc.h:
2569 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
2570 to __SIZE_TYPE__ etc from all spec strings. When this makes
2571 extra specs empty, delete them.
2573 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
2575 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
2576 for PA8000 or generating dwarf2 call frame information.
2577 (output_call): Remove DO_FRAME_NOTES check from return pointer
2579 (following_call): Return 0 when scheduling for PA8000 or generating
2580 dwarf2 call frame information. Revise comment.
2582 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
2585 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
2586 and __IEEE_FP_INEXACT as appropriate.
2587 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
2588 (CPP_SPEC): Remove ieee defines.
2589 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
2591 2002-05-14 Richard Henderson <rth@redhat.com>
2593 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
2594 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
2596 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
2598 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
2600 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
2601 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
2602 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
2603 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
2604 (EXTRA_SPECS): Update.
2605 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
2606 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
2607 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
2608 define TARGET_OS_CPP_BUILTINS if necessary.
2610 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
2612 * gcc.c (cpp_options): Must pass -m* and -f* options
2613 to the front end even when only preprocessing.
2614 (cc1_options): Remove redundant -lang-c.
2615 * tradcpp.c (main): Ignore -m options.
2617 * lang-specs.h: Similarly.
2619 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
2621 * genautomata.c (transform_3): Add code for transformation
2622 `(A,B,...)+C -> A+C,B,...'.
2624 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
2626 * final.c (end_final): Do not output profile_arcs constructor, when
2627 no functions are instrumented.
2629 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
2631 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
2633 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2635 * doc/install.texi: Remove special markup originally required for
2636 HTML generation with texi2html.
2638 2002-05-14 Andreas Schwab <schwab@suse.de>
2640 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
2642 (UNIQUE_SECTION): Define to get small data correctly.
2644 * varasm.c (resolve_unique_section): Add third parameter
2645 flag_function_or_data_sections and use it instead of
2646 flag_function_sections.
2647 (assemble_start_function): Pass flag_function_sections.
2648 (asm_emit_uninitialised): Pass flag_data_sections.
2649 (assemble_variable): Likewise.
2651 2002-05-14 Richard Henderson <rth@redhat.com>
2653 * config/i386/i386.md: Use define_constants for unspec numbers.
2654 * config/i386/i386.c: Likewise.
2656 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
2658 * doc/contrib.texi: Update my entry.
2660 2002-05-13 Mark Mitchell <mark@codesourcery.com>
2662 * fixinc/inclhack.def (winidss_valist): Limit applicability.
2663 * fixinc/fixincl.x: Regenerated.
2664 * fixinc/tests/base/math.h: Update.
2665 * fixinc/tests/base/testing.h: Likewise.
2667 2002-05-13 Zack Weinberg <zack@codesourcery.com>
2669 * genattr.c (gen_attr): Don't emit a comma after the last
2672 2002-05-13 Richard Henderson <rth@redhat.com>
2674 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
2676 * recog.c (peephole2_optimize): Likewise.
2678 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
2680 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
2683 2002-05-13 Jeffrey A Law (law@redhat.com)
2685 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
2686 Update prototype and callers.
2687 (propagate_one_insn): Stack pointer adjustments kill MEMs on
2688 the mem_set_list which reference the stack pointer, as do
2689 calls to constant functions as they may clobber outgoing
2692 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
2694 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
2695 (ia32_multipass_dfa_lookahead): New function.
2697 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
2699 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
2700 (translate_options): Remove 'V'.
2701 (process_command): Similarly.
2703 * invoke.texi: Remove documentation of 'V'.
2705 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
2707 * config/s390/linux.h: Revert 2002-04-22 changes.
2709 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
2711 * config/fr30/fr30.md: Only allow splits of immediate loads
2712 if the destination is a register.
2714 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
2716 * Makefile.in (c-common.o, cppinit.o): Update.
2717 * c-common.c: Include except.h.
2718 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
2719 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
2720 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
2721 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
2722 CPP_PREDEFINES): Handle here.
2724 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
2725 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
2726 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
2727 TARGET_OS_CPP_BUILTINS.
2728 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
2729 (CPP_SPEC, EXTRA_SPECS): Update.
2730 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
2731 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
2732 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
2733 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
2734 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
2736 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
2737 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
2739 2002-05-12 Zack Weinberg <zack@codesourcery.com>
2741 * emit-rtl.c (global_rtl): Update comment.
2742 (const_double_htab, const_double_htab_hash,
2743 const_double_htab_hash, lookup_const_double): New.
2744 (const_int_htab_hash, const_int_htab_eq): Remove const
2745 qualifiers, which cause tons of warnings with RTL checking on.
2746 (gen_rtx_CONST_DOUBLE): Deleted.
2747 (const_double_from_real_value): New function - bears some
2748 resemblance to the former immed_real_const_1.
2749 (immed_double_const): Moved here from varasm.c and
2751 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
2752 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
2753 (gen_rtx): Use immed_double_const.
2754 (init_emit_once): Initialize the const_double_htab. Use
2755 REAL_VALUE_FROM_INT where possible. Can now use
2756 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
2757 * varasm.c (struct varasm_status): Remove x_const_double_chain.
2758 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
2759 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
2760 (init_varasm_status, mark_varasm_status): Don't touch
2761 x_const_double_chain.
2763 * output.h: Delete prototype for clear_const_double_mem.
2764 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
2765 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
2766 const_double_from_real_value, not immed_real_const_1, and use
2767 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
2769 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
2770 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
2771 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
2772 (gen_rtx_REG): Second arg is unsigned.
2774 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
2775 (excluded_rtx): New, return true for CONST_DOUBLE.
2776 (genmacro): Write nothing for excluded codes.
2777 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
2778 * expr.c (expand_expr): Likewise.
2779 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
2781 * toplev.c (rest_of_compilation): Don't call
2782 clear_const_double_mem.
2784 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
2785 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
2786 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
2787 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
2788 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
2789 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
2790 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
2791 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
2793 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2795 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
2797 2002-05-12 Tom Tromey <tromey@redhat.com>
2799 * tree.h (copy_node): Don't mention TREE_PERMANENT.
2801 2002-05-12 Zack Weinberg <zack@codesourcery.com>
2803 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
2804 (scan_comma_elt): New function. Accepts whitespace in comma lists.
2805 * gensupport.h: Prototype new routines.
2806 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
2808 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
2809 (next_comma_elt): Use scan_comma_elt.
2811 * config/i386/i386.md: Use new attribute notation to break up
2812 long lines in define_attr forms.
2814 2002-05-12 Richard Henderson <rth@redhat.com>
2816 * expr.c (compress_float_constant): New.
2817 (emit_move_insn): Use it.
2818 (float_extend_from_mem): New.
2819 (init_expr_once): Initialize it.
2820 * real.c (exact_real_truncate): New.
2822 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
2823 dropped into memory; penalize for size.
2824 (RTX_COSTS): FLOAT_EXTEND is free.
2825 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
2826 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
2828 2002-05-12 Richard Henderson <rth@redhat.com>
2830 * profile.h (profile_info): Add missing extern to declaration.
2831 * profile.c (profile_info): Define it.
2833 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2835 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
2836 used for DImode and TImode.
2838 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
2840 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
2843 2002-05-11 Zack Weinberg <zack@codesourcery.com>
2845 * config/rs6000/rs6000.c (rs6000_default_long_calls,
2846 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
2847 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
2848 (rs6000_override_options): Handle -m(no-)longcall.
2849 (init_cumulative_args, output_mi_thunk): Check for both
2850 longcall and shortcall attributes on the function.
2851 (rs6000_attribute_table): Add "shortcall".
2852 (rs6000_handle_longcall_attribute): Update comment.
2853 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
2854 altivec_expand_ternop_builtin): Add default clauses to switches
2855 to silence warnings.
2857 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
2858 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
2859 (TARGET_OPTIONS): Add longcall and no-longcall.
2861 * config/rs6000/rs6000.md (call_nonlocal_sysv,
2862 call_value_nonlocal_sysv): Split by alternatives. One pair
2863 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
2864 the call cookie. The other pair accepts only LR/CTR and has
2867 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
2868 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
2870 * config/rs6000/rs6000-c.c: New file.
2871 * config/rs6000/t-rs6000-c-rule: New file.
2872 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
2873 Prototype rs6000_pragma_longcall.
2875 * doc/extend.texi: Document shortcall attribute.
2876 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
2878 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2880 * reorg.c (dbr_schedule): Remove unnecessary test.
2882 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
2884 * i386.md (testsi to testqi spliters): New.
2886 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
2888 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
2890 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
2892 * basic-block.h: New flag EDGE_CAN_FALLTHRU
2893 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
2894 that can be made fallthru.
2896 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
2898 * cfglayout.c (cleanup_unconditional_jumps): New static function.
2899 (cfg_layout_initialize): Use it.
2901 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
2903 * config/avr/avr.c (avr_mcu_types): Update supported devices.
2904 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
2905 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2907 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
2909 * dbxout.c: Fix formatting.
2910 * dependence.c: Likewise.
2912 * diagnostic.c: Likewise.
2913 * doloop.c: Likewise.
2914 * dominance.c: Likewise.
2915 * doschk.c: Likewise.
2916 * dwarf2asm.c: Likewise.
2917 * dwarf2out.c: Likewise.
2918 * dwarfout.c: Likewise.
2920 2002-05-10 Richard Henderson <rth@redhat.com>
2922 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
2923 Convert integers constants as needed. Replace "nwords" field with
2925 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
2926 * function.h: Fix typo in comment.
2927 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
2929 2002-05-10 Roger Sayle <roger@eyesopen.com>
2931 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
2932 into the equivalent (signed char)c > 0.
2934 2002-05-10 Janis Johnson <janis187@us.ibm.com>
2936 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
2937 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
2938 (struct prefetch_info): Fix spelling of member bytes_accessed.
2939 (emit_prefetch_instructions): Make dump messages more regular;
2940 restructure code to add more dump messages; use new macros for
2941 heuristics. (There are no code generation changes in any of this).
2943 2002-05-10 David S. Miller <davem@redhat.com>
2945 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
2946 (struct rtx_def): Update unchanging flag comment.
2947 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
2948 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
2949 to be handled to INSN too.
2950 (dbr_schedule): Likewise.
2951 * resource.c (next_insn_no_annul): Likewise.
2953 * cse.c (rtx_cost): Remove multiplication by power of 2 special
2956 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2958 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
2959 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
2960 (possibly) work around broken /bin/sh.
2962 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2964 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
2965 . as N64/N32 libgcc_s.so subdirs.
2967 2002-05-10 David S. Miller <davem@redhat.com>
2969 * config/sparc/sparc.md: Use define_constants for unspec numbers.
2971 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
2973 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
2975 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
2976 * doc/rtl.texi: Document these macros more accurately.
2977 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
2978 JUMP_INSNs and CALL_INSNs.
2979 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
2980 or INSN_FROM_TARGET_P if the code is appropriate.
2982 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
2984 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
2985 before using SYMBOL_REF_FLAG (addr).
2987 * config/avr/avr-protos.h (avr_io_address_p): Declare.
2988 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
2989 Make non-static. Update all callers.
2990 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
2991 New insns to clear/set/test a single bit in I/O address space.
2993 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2995 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
2997 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
2999 * Makefile.in: Update.
3000 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
3001 builtin_define_std): New.
3002 (c_common_init): Register CPP builtins callback.
3003 * c-common.h (flag_iso, flag_undef): New.
3004 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
3005 * c-lex.c: Don't include target.h.
3006 (cb_register_builtins): Move to c-common.c.
3007 (init_c_lex): Don't register hook here.
3008 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
3009 (cpp_define, cpp_assert): Remove.
3010 * gcc.c (cc1_options): Pass -undef to front end.
3011 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
3012 (TARGET_INITIALIZER): Update.
3013 * target.h (struct cpp_reader): Don't predeclare.
3014 (struct gcc_target): Remove cpp builtin hook.
3015 * tree.c (default_register_cpp_builtins): Remove.
3019 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3021 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
3023 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3025 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
3026 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
3028 2002-05-09 Jakub Jelinek <jakub@redhat.com>
3030 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
3031 * config/sparc/libgcc-sparc-glibc.ver: New file.
3032 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
3033 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
3035 2002-05-09 Jakub Jelinek <jakub@redhat.com>
3038 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
3039 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
3040 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
3042 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
3043 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
3044 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3045 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3047 2002-05-09 Richard Henderson <rth@redhat.com>
3049 * config/ia64/ia64.md: Use define_constants for unspec numbers.
3050 * config/ia64/ia64.c: Likewise.
3052 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
3054 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
3055 (save_restore_insns): Likewise.
3056 (mips_expand_prologue, mips_expand_epilogue): Update callers.
3057 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
3059 Thu May 9 11:50:09 2002 Jeffrey A Law (law@cygnus.com)
3061 * athlon.md, k6.md, pentium.md, ppro.md): New files.
3062 * i386.md: Move scheduling information into new files.
3064 * i386.md (type attribute): Add "rotate" for rotate insns.
3065 (rotate insns): Set type to "rotate".
3066 (various attributes and function units): Treat rotate like shift.
3067 (pent_pair attribute): Only rotates by one bit position are
3069 (sbb insns): Explicitly set pent_pair attribute on a couple
3070 that were missing it.
3072 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
3074 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
3075 make sure that buffer starts on odd word address.
3076 (sh_va_arg): Skip odd fp registers when reading a double precision
3079 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3081 * tree.h (preserve_data, object_permanent_p, type_precision):
3084 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3086 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
3087 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
3089 * cpp.texi: Update for removal of obsolete features.
3091 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
3092 Jeffrey A Law (law@redhat.com)
3094 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
3095 the DFA interface for Pentium processors.
3096 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
3097 (attr_pent_pair, ix86_pent_find_pair): Remove.
3098 (ix86_sched_reorder_pentium): Remove.
3099 (ix86_sched_reorder): Remove reordering for Pentium.
3100 * i386.md (Pentium scheduling): Rewrite using DFA description.
3102 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
3104 * cfganal.c (can_fallthru): Fix fast path.
3105 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
3106 with edges to the next block.
3108 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
3109 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
3111 * final.c (end_final): Use C trees to output data structures for profiling.
3113 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
3114 (profile.o): New dependency profile.h
3115 (final.o): New dependency profile.h
3116 * profile.h: New file. New global structure profile_info.
3117 * final.h (count_edges_instrumented_now): Declare.
3118 (current_function_cfg_checksum): Declare.
3119 (function_list): New structure.
3120 (functions_head, functions_tail): New static variables.
3121 (end_final): Emits more data, removed some -ax stuff.
3122 (final): Stores function names and chcksums.
3123 * gcov-io.h (__write_gcov_string): New function.
3124 (__read_gcov_string): New function.
3125 * gcov.c (read_profile): New function.
3126 (create_program_flow_graph): Uses read_profile instead of reading
3128 (read_files): Removed da_file checking, it's done by read_profile now.
3129 * libgcc2.c (bb_function_info): New structure.
3130 (bb): New field in structure, removed some -ax stuff.
3131 (__bb_exit_func): Changed structure of da_file.
3132 * profile.c (count_edges_instrumented_now): New global variable.
3133 (current_function_cfg_checksum): New global variable.
3134 (max_counter_in_program): New global variable.
3135 (get_exec_counts): New function.
3136 (compute_checksum): New function.
3137 (instrument_edges): Sets count_edges_instrumented_now.
3138 (compute_branch_probabilities): Uses get_exec_counts instead of
3140 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
3141 (init_branch_prob): Removed da_file checking, done in get_exec_counts
3143 (end_branch_prob): Removed da_file checking, done in get_exec_counts
3145 * gcov.texi: Updated information about gcov file format.
3147 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
3149 * sbitmap.c: Fix formatting.
3151 * scan-decls.c: Likewise.
3152 * sched-deps.c: Likewise.
3153 * sched-ebb.c: Likewise.
3154 * sched-rgn.c: Likewise.
3155 * sched-vis.c: Likewise.
3156 * sdbout.c: Likewise.
3157 * sibcall.c: Likewise.
3158 * simplify-rtx.c: Likewise.
3160 * ssa-ccp.c: Likewise.
3161 * ssa-dce.c: Likewise.
3163 * stor-layout.c: Likewise.
3164 * stringpool.c: Likewise.
3166 2002-05-09 David S. Miller <davem@redhat.com>
3168 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
3170 2002-05-07 David S. Miller <davem@redhat.com>
3172 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
3173 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
3174 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
3175 library implementation clobbers the output before the inputs
3176 are fully consumed, use stack temporary for the output.
3178 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
3180 * config/netbsd.h (CPP_SPEC): Remove.
3181 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
3182 * config/i386/netbsd.h (CPP_SPEC): Define.
3183 * config/ns32k/netbsd.h (CPP_SPEC): Define.
3184 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
3185 * config/sparc/netbsd.h (CPP_SPEC): Define.
3186 * config/vax/netbsd.h (CPP_SPEC): Define.
3188 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
3190 * read-rtl.c: Fix formatting.
3192 * recog.c: Likewise.
3193 * regclass.c: Likewise.
3194 * regmove.c: Likewise.
3195 * reg-stack.c: Likewise.
3196 * reload1.c: Likewise.
3197 * reload.c: Likewise.
3198 * resource.c: Likewise.
3199 * rtlanal.c: Likewise.
3201 * rtl-error.c: Likewise.
3203 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
3205 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
3206 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
3208 2002-05-08 Bernd Schmidt <bernds@redhat.com>
3210 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
3211 use __SSE2__ macro instead.
3212 * config/i386/xmmintrin.h: Likewise.
3214 2002-05-08 Janis Johnson <janis187@us.ibm.com>
3216 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
3217 and use it in all invocations of these macros. Clean up comments.
3218 * rtl.c (rtl_check_failed_flag): Add an argument for the name
3219 of the flag access macro whose check failed.
3220 * doc/rtl.texi (Flags): Document additional flag uses.
3222 2002-05-08 Robert Spier <rspier@pobox.com>
3223 Neil Booth <neil@daikokuya.demon.co.uk>
3225 PR preprocessor/6521
3226 * cppfiles.c (handle_missing_header): Don't do anything
3227 different for <> includes.
3229 * cppopts.texi: Update documentation for -MG.
3231 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
3233 * cpplex.c (cpp_interpret_charconst): Truncate as well as
3236 * cpp.texi: Clarify multichar charconst valuation.
3238 2002-05-08 Mark Mitchell <mark@codesourcery.com>
3240 * doc/invoke.texi: Document -mwindiss option.
3242 2002-05-08 Jason Merrill <jason@redhat.com>
3244 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
3246 * dwarf2out.c (gen_type_die): Abort on broken recursion.
3249 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
3252 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
3254 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
3255 little-endian multilibs to override arm/thumb multilibs.
3256 Do not build hardware floating point multilibs, nor apcs-26
3257 multilibs for the Thumb.
3259 2002-05-08 Mark Mitchell <mark@codesourcery.com>
3262 * varasm.c (mark_weak): New function.
3263 (merge_weak): Use it. Do not call declare_weak.
3264 (declare_weak): Use merge_weak.
3266 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
3268 * cse.c (dead_libcall_p): Update counts.
3269 (delete_trivially_dead_insns): Update call of dead_libcall_p.
3271 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
3273 * cfglayout.c (function_tail_eff_head): Rename to ...
3274 (function_footer): ... this one.
3275 (unlink_insn_chain): New functions.
3276 (label_for_bb): Only call block_label and emit debug message.
3277 (record_effective_endpoints): Actually unlink the headers and footers.
3278 (fixup_reorder_cahin): Re-insert the unlinked sequences.
3279 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
3280 * cfglayout.h (struct reorder_block_def): New fields footer/header;
3281 remove eff_head/eff_end.
3282 * rtl.h (set_first_insn): Declare.
3283 * emit-rtl.c (set_first_insn): New function.
3285 * cfglayout.c (fixup_reorder_chain): Dump duplicated
3286 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
3287 cfg_layout_duplicate_bb): New global function.
3288 (duplicate_insn_chain): New static function.
3289 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
3290 cfg_layout_duplicate_bb): Declare.
3291 (struct reorder_block_def): Add "original" field.
3292 * emit-rtl.c (emit_copy_of_insn_after): New function.
3293 * rtl.h (emit_copy_of_insn_after): Declare.
3295 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
3296 (fixup_reorder_chain): properly handle edges to exit block.
3298 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3299 Jan Hubicka <jh@suse.cz>
3301 * basic-block.h (note_prediction_to_br_prob): declare.
3302 * c-semantics.c: Inlucde predit.h
3303 (expand_stmt): predict GOTO_STMT as not taken.
3304 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
3305 (cleanup_cfg): Do not free tail_recursion_list.
3306 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
3307 (flow_delete_block): Kill predictions past end of basic block.
3308 * output.h (delete_unreachable_blocks): Declare.
3309 * predict.c (predicted_by_p, process_note_predictions,
3310 process_note_prediction, last_block_p): New function.
3311 (estimate_probability): Bypass loop on PRED_CONTINUE;
3312 do not handle noreturn heuristics; kill PRED_RETURN; add
3314 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
3315 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
3316 * predict.h (IS_TAKEN): New constant.
3317 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
3318 * rtl.c (NOTE_INSN_PREDICTION): New.
3319 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
3321 (insn_note): add NOTE_INSN_PREDICTION.
3322 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
3323 CFG; free tail_recursion_label_list.
3324 * stmt.c: Include predict.h;
3325 (return_prediction): New.
3326 (expand_value_return): Use it.
3327 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
3329 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
3331 * config/mips/mips.md: Name the unspecs with define_constant.
3332 (*HILO_delay): Rename to 'hilo_delay' (no star).
3333 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
3334 (reload_outdi, reload_outsi): Likewise.
3336 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
3338 * toplev.c: Fix formatting.
3340 2002-05-07 Janis Johnson <janis187@us.ibm.com>
3342 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
3343 * configure.in (ac_rtlflag_checking): New.
3344 * doc/install.texi (--enable-checking): Document RTL flag checking.
3346 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
3348 * c-common.c (c_common_init): Set options->unsigned_wchar.
3349 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
3350 group target dependencies.
3351 (init_builtins, cpp_handle_option): Update.
3352 * cpplex.c (cpp_interpret_charconst): Update.
3353 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
3354 signed_char to unsigned_char, group target dependencies.
3355 * defaults.h (WCHAR_UNSIGNED): Remove.
3356 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
3358 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
3359 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
3360 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
3361 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
3362 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
3364 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
3366 2002-05-07 Mark Mitchell <mark@codesourcery.com>
3368 * fixinc/inclhack.def (windiss_math1): New fix.
3369 (windiss_math2): Likewise.
3370 (windiss_valist): Likewise.
3371 * fixinc/fixincl.x: Regenerated.
3373 2002-05-07 Andreas Jaeger <aj@suse.de>
3375 * genautomata.c (output_internal_min_issue_delay_func): Add
3376 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
3377 (output_internal_trans_func): Likewise.
3379 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
3381 * pa.c (hppa_profile_hook): Use force_reg to get the address
3382 of the profile hook into an appropriate pseudo register.
3384 2002-05-07 Mark Mitchell <mark@codesourcery.com>
3386 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
3387 (LINK_START_SPEC): Handle it.
3388 (LINK_OS_SPEC): Likewise.
3389 (CPP_SPEC): Likewise.
3390 (STARTFILE_SPEC): Likewise.
3391 (LIB_SPEC): Likewise.
3392 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
3394 (CRTSAVRES_DEFAULT_SPEC): New macro.
3395 (LIB_WINDISS_SPEC): New macro.
3396 (CPP_OS_WINDISS_SPEC): Likewise.
3397 (STARTFILE_WINDISS_SPEC): Likewise.
3398 (ENDFILE_WINDISS_SPEC): Likewise.
3399 (LINK_START_WINDISS_SPEC): Likewise.
3400 (LINK_OS_WINDISS_SPEC): Likewise.
3401 * config/rs6000/windiss.h: New file.
3403 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
3405 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
3407 2002-05-06 David S. Miller <davem@redhat.com>
3409 * config/sparc/sparc.md (shift insns): Do not mask off
3410 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
3413 2002-05-06 Richard Henderson <rth@redhat.com>
3416 * expr.c (highest_pow2_factor_for_type): New.
3417 (expand_assignment): Use it.
3419 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
3421 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
3423 ("altivec_mfvscr"): Same.
3425 2002-05-06 Janis Johnson <janis187@us.ibm.com>
3427 * rtl.h (struct rtx_def): Update comments.
3428 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
3429 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
3430 RTL_FLAG_CHECK macros with list of expected RTL codes.
3431 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
3432 (rtl_check_failed_flag): New.
3433 * reload1.c (reload): Use REG macro before changing rtx to MEM.
3434 (reload_cse_noop_set_p): Check rtx code before using access macro.
3435 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
3436 before using access macro.
3438 2002-05-06 Janis Johnson <janis187@us.ibm.com>
3440 * doc/rtl.texi (Flags): Update to reflect current usage.
3442 2002-05-06 Roger Sayle <roger@eyesopen.com>
3445 * fold-const.c (sign_bit_p): New function.
3446 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
3447 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
3448 Reapply fold when converting (A & C) == C into (A & C) != 0.
3449 (fold_binary_op_with_conditional_arg): Fix typo in comment.
3451 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
3453 * c-common.c (warn_multichar): New.
3454 (c_common_init): Set CPP's warn_multichar.
3455 * c-common.h (warn_multichar): New.
3456 * c-decl.c (warn_multichar): Remove.
3457 * c-lex.c (lex_charconst): Update.
3458 * c-tree.h (warn_multichar): Remove.
3459 * cppexp.c (eval_token): Sign-extend charconst value.
3460 * cppinit.c (cpp_create_reader): Set warn_multichar.
3461 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
3462 each character. Update prototype. Sign-extend the result.
3463 * cpplib.h: Fix conditions.
3464 (struct cpp_options): Add new warning flag.
3465 (cpp_interpret_charconst): Update prototype.
3467 * cpp.texi: Update documentation.
3469 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
3471 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
3472 Fix typo in usage of allof instead of unit.
3474 2002-05-06 Richard Henderson <rth@redhat.com>
3476 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
3477 and any jump or call for IN.
3479 2002-05-06 Bernd Schmidt <bernds@redhat.com>
3481 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
3483 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
3485 2002-05-06 Roger Sayle <roger@eyesopen.com>
3487 * fold-const.c (lshift-double): Cast the high word to an unsigned
3488 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
3489 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
3490 avoid compiler warning. (fold): Remove redundant code from
3491 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
3493 2002-05-06 Jeff Law <law@redhat.com>
3495 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
3496 * pa.c (pa_adjust_cost): Remove all true dependency cost
3497 adjustments. Also remove support for non-DFA scheduling.
3498 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
3499 to adjust true dependency costs. Update various comments.
3500 (7100lc, 7200, 7300 scheduling): Simplify by combining the
3501 FP ALU & MPY units into a single unit.
3503 2002-05-06 Catherine Moore <clm@redhat.com>
3505 * config/v850/v850.c (compute_register_save_size): Make sure
3506 to count all of the registers that will be saved.
3508 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
3510 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
3512 2002-05-06 David S. Miller <davem@redhat.com>
3514 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
3515 allow result to overlap input operands in memory.
3517 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3520 * cpp.texi: Update multichar charconst docs.
3522 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3524 * cpplex.c (cpp_interpret_charconst): Sign-extend each
3525 character. Don't ignore excess characters. Treat
3526 multicharacter character constants as signed.
3527 (cpp_parse_escape): Clarify diagnostic.
3529 2002-05-05 Jakub Jelinek <jakub@redhat.com>
3531 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
3532 use add instead of shift.
3533 (ashldi3_sp64): Likewise.
3534 (ashlsi3_const1, ashldi3_const1): Remove.
3535 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
3536 * config/sparc/sparc.c (const1_operand): New.
3538 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
3540 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
3542 2002-05-05 Jakub Jelinek <jakub@redhat.com>
3545 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
3547 2002-05-05 Richard Henderson <rth@redhat.com>
3549 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
3550 memory latency adjustments.
3551 (alpha_variable_issue): Remove.
3552 (alpha_use_dfa_pipeline_interface): New.
3553 (alpha_multipass_dfa_lookahead): New.
3554 * config/alpha/alpha.md: Remove define_function_unit scheduling;
3555 include new dfa scheduling.
3556 (attr type): Add none.
3558 * config/alpha/ev4.md: New.
3559 * config/alpha/ev5.md: New.
3560 * config/alpha/ev6.md: New.
3562 2002-05-05 David S. Miller <davem@redhat.com>
3564 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
3566 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
3568 * cse.c: Fix formatting.
3569 * emit-rtl.c: Likewise.
3571 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
3573 * genautomata.c (initiate_states): Add additional guard to
3574 initialize `units_array'.
3576 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
3578 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
3579 process_unit_to_form_the_same_automaton_unit_lists,
3580 form_the_same_automaton_unit_lists
3581 check_unit_distributions_to_automata): New prototypes and
3583 (check_automata): Rename it into `check_automata_insn_issues'.
3584 (unit_decl): New fields `the_same_automaton_unit' and
3585 `the_same_automaton_message_reported_p'.
3586 (unit_decl_t): New typedef.
3587 (the_same_automaton_lists): New gloval variable.
3588 (unit_regexp, unit_set_el, units_array, units_cmp,
3589 output_get_cpu_unit_code_func): Use the typedef.
3590 (evaluate_max_reserv_cycles): Increment
3591 `description->max_insn_reserv_cycles'.
3592 (initiate_states): Don't increment `max_cycles_num'.
3593 (transform_insn_regexps): Move code around transformation of
3594 regexps from `generate'.
3595 (generate): Remove call of `transform_insn_regexps'.
3596 (expand_automata): Call `transform_insn_regexps' and
3597 `check_unit_distributions_to_automata'. Check errors before
3600 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
3601 automaton `ultrasparc3_1'.
3603 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
3605 * c-common.c (c_common_init): Set up CPP arithmetic.
3606 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
3607 something reasonable for the host.
3608 (sanity_checks): Add checks.
3609 (cpp_read_main_file): Call sanity_checks() from here...
3610 (cpp_post_options): ... not here.
3611 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
3612 * cpplib.h (struct cpp_options): New member int_precision.
3614 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3616 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
3618 2002-05-04 David S. Miller <davem@redhat.com>
3620 * config/sparc/linux.h, config/sparc/linux64.h
3621 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
3623 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
3625 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
3627 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
3630 2002-05-05 Tim Josling <tej@melbpc.org.au>
3632 * treelang; New directory for new sample language treelang.
3634 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
3636 * Makefile.in (c-lex.o): Update.
3637 * c-lex.c: Include target.h.
3638 (cb_register_builtins): New.
3639 (init_c_lex): Set builtins callback.
3640 * c-lex.h (cpp_define, cpp_assert): New prototypes.
3641 * cppinit.c (init_builtins): Use callback, including for
3643 * cpplib.h (struct cpp_callbacks): New member.
3644 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
3645 (TARGET_INITIALIZER): Update.
3646 * target.h (struct gcc_target): New hook.
3647 * tree.c (default_register_cpp_builtins): New.
3648 * tree.h (default_register_cpp_builtins): New.
3650 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
3652 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
3654 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
3655 (cpp_post_options): Move sanity checks to...
3656 (sanity_checks): New.
3657 * cpplex.c (maybe_read_ucs): Fix prototype.
3658 (parse_string, cpp_parse_escape): Cast for %c format specifier.
3659 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
3662 2002-05-04 Bernd Schmidt <bernds@redhat.com>
3664 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
3665 builtins. Use V2DI patterns instead of TI for logical operations.
3666 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
3667 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
3668 (ix86_expand_builtins): Change the pattern used for movntdq.
3669 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
3670 sse2_nandv2di3): New patterns.
3671 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
3673 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
3674 (cvtdq2pd): Correct mode on operand 1.
3675 (sse2_umulsidi3): Describe without unspec.
3676 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
3678 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
3679 (ashlv2di3): Likewise, from sse2_ashlv2di3.
3680 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
3681 ashlv4si3, ashlv2di3): Use SImode for shift count.
3682 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
3683 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
3685 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
3687 (__m128i, __m128d): New macros.
3688 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
3689 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
3690 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
3691 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
3692 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
3693 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
3694 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
3695 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
3696 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
3697 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
3698 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
3699 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
3700 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
3701 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
3702 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
3703 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
3704 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
3705 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
3706 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
3707 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
3708 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
3709 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
3710 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
3711 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
3712 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
3713 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
3714 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
3715 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
3716 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
3717 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3718 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
3719 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
3720 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
3721 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
3722 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
3723 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
3724 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
3726 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
3727 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
3729 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
3731 * dwarf2out.c: Fix formatting.
3732 * varasm.c: Likewise.
3734 2002-05-04 David Edelsohn <edelsohn@gnu.org>
3737 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
3738 clobber and use result as temporary value.
3740 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
3742 * expr.c (force_operand): Use expand_simple_* to handle more
3745 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
3747 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
3749 (lex_charconst): Update for change in prototype of
3750 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
3752 * cpphash.h (BITS_PER_CPPCHAR_T): New.
3753 * cppinit.c (cpp_create_reader): Initialize them for no
3754 change in semantics.
3755 (cpp_post_options): Add sanity checks.
3756 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
3757 and truncation issues. Calculate in type cppchar_t.
3758 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
3759 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
3760 run-time dependent precision correctly. Return whether the
3761 result is signed or not.
3762 * cpplib.c (dequote_string): Use cppchar_t; update.
3763 * cpplib.h (cppchar_signed_t): New.
3764 struct cpp_options): New precision members.
3765 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
3766 * cppexp.c (eval_token): Update.
3768 2002-05-03 David S. Miller <davem@redhat.com>
3770 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
3771 * config/sparc/sparc.c (sparc_rtx_costs): New function
3772 implementing RTX_COSTS and CONST_COSTS.
3773 * config/sparc/sparc.h (CONST_COSTS): Delete.
3774 (RTX_COSTS_CASES): Define.
3775 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
3778 * config/sparc/sparc.md (DFA schedulers): Split out...
3779 * config/sparc/cypress.md, config/sparc/hypersparc.md,
3780 config/sparc/sparclet.md, config/sparc/supersparc.md,
3781 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
3783 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
3784 checks on it, always defined for Sparc.
3786 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
3787 Tweak, and add more detailed comments.
3789 2002-05-03 Zack Weinberg <zack@codesourcery.com>
3791 * Re-apply patch accidentally reverted with
3792 DFA scheduler merge: remove all rules and variables to slurp
3793 source files out of libiberty and rebuild them with HOST_CC.
3794 ($(HOST_PREFIX_1)varray.o): New rule.
3795 (genattrtab rule): Word wrap.
3797 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
3799 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
3800 (CPP_SUBTARGET_SPEC): Define.
3801 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
3802 cpp_subtarget specs.
3803 (CPP_SPEC): Redefine to include %(cpp_subtarget).
3805 2002-05-03 David S. Miller <davem@redhat.com>
3807 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
3808 * target.h (struct gcc_target): Delete cycle_display member.
3810 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
3811 (rtx_needs_barrier): Delete reference to cycle_display unspec.
3812 (ia64_sched_reorder2): Mention need for cycle display handling
3813 once such notes exist.
3815 2002-05-03 Richard Henderson <rth@redhat.com>
3817 * real.c (etoasc): Strip most trailing zeros for clarity.
3818 * sched-vis.c: Include real.h.
3819 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
3820 * Makefile.in (sched-vis.o): Add real.h.
3822 2002-05-03 David S. Miller <davem@redhat.com>
3824 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
3827 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
3829 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
3830 when we get an out of range literal.
3831 (altivec_expand_ternop_builtin): Same.
3832 (altivec_expand_unop_builtin): Same.
3833 (altivec_expand_builtin): Same, for dss.
3834 (altivec_expand_builtin): Use trees instead of rtl when
3835 determining literal argument validity.
3837 2002-05-03 David S. Miller <davem@redhat.com>
3839 Delete cycle display scheduling hook.
3840 * config/ia64/ia64.c (ia64_cycle_display,
3841 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
3842 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
3843 and use emit_insn_before instead of ia64_emit_insn_before.
3844 * config/ia64/ia64.md (unspec usage): Delete cycle display.
3845 (cycle_display): Delete insn pattern.
3846 * config/sparc/sparc.md (unspec usage): Delete cycle display.
3847 (cycle_display): Delete insn pattern.
3848 * config/sparc/sparc.c (sparc_cycle_display,
3849 TARGET_SCHED_CYCLE_DISPLAY): Delete.
3850 * doc/md.texi (cycle_display): Don't mention.
3851 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
3853 2002-05-03 Richard Henderson <rth@redhat.com>
3855 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
3856 * recog.h: Declare them.
3858 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
3859 * config/sparc/sparc.md: Use store_data_bypass_p instead.
3860 * config/sparc/sparc-protos.h: Update.
3862 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
3864 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
3865 -D__arch64__. Add -D_LP64.
3866 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
3868 (CPP_ARCH64_SPEC): Likewise.
3869 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
3870 (NO_BUILTIN_SIZE_TYPE): Undef.
3872 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
3874 * genautomata.c (min_issue_delay_pass_states): Change return type
3876 (min_issue_delay_pass_states): Change the algorithm.
3877 (min_issue_delay): Set up min_insn_issue_delay for the state.
3878 (output_min_issue_delay_table): Interchange the nested loops and
3879 and initiate min_insn_issue_delay for states.
3881 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
3883 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
3886 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
3888 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
3891 2002-05-03 Richard Henderson <rth@redhat.com>
3894 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
3895 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
3896 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
3897 code before JUMP, not EARLIEST.
3899 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
3901 * c-format.c (check_format_info_main): Don't check for presence of
3902 parameter for * width until after operand number has been read,
3903 and only check for it if format parameters are available.
3906 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
3908 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
3909 (LINK_SPEC): Undef before defining.
3911 2002-05-03 Jakub Jelinek <jakub@redhat.com>
3913 PR preprocessor/6489
3914 * tradcpp.c (fixup_newlines): New.
3915 (main, finclude): Use it.
3917 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
3919 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
3920 * config/mips/mips.c (mips_unique_section): Strip encoding from
3923 2002-05-03 Jakub Jelinek <jakub@redhat.com>
3925 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
3928 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3930 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
3931 (Specific): Removed buildstats references.
3932 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
3933 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
3934 Accomodate Solaris versions beyond 8.
3935 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
3936 (Specific, *-*-solaris2.8): Removed, obsolete.
3938 2002-05-03 Jakub Jelinek <jakub@redhat.com>
3941 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
3942 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
3943 fill leaf_reg_remap with identity.
3944 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
3946 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
3948 * config/h8300/crti.asm: Remove trailing spaces.
3949 * config/h8300/h8300.c: Likewise.
3950 * config/h8300/lib1funcs.asm: Likewise.
3952 2002-05-02 Jason Merrill <jason@redhat.com>
3954 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
3955 * c-decl.c (c_init_decl_processing): Use it.
3956 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
3957 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
3958 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
3960 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
3962 * regrename.c: Fix formatting.
3965 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
3967 * i386.md (attribute memory): Handle compares properly.
3969 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
3971 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
3974 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
3976 * function.c: Fix formatting.
3978 2002-05-02 Jan Hubicka <jh@suse.cz>
3980 * haifa-sched.c (schedule_insn): Print table of instructions and
3982 (sched_block): Do not print ready list at verbosity level 1.
3983 * sched-vis.c (print_insn): Make global.
3984 * sched-ebb.c (ebb_print_insn): Rename from...
3985 (print_insn): ... this one.
3986 * sched-int.h (print_insn): Declare
3988 2002-05-02 Richard Henderson <rth@redhat.com>
3990 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
3991 emitted by cycle_display.
3993 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
3995 * doc/install.texi (*-*-freebsd*): Update to latest status.
3997 2002-05-02 Jakub Jelinek <jakub@redhat.com>
4000 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
4001 * config/float-sparc.h: Assume 128-bit long double if
4002 __LONG_DOUBLE_128__ is defined.
4004 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
4006 * genattrtab.c (write_function_unit_info): Add a dummy element
4007 when num_units == 0.
4009 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4011 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
4012 TYPE_MODE (double_type_node) instead of DFmode.
4014 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
4016 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
4018 * toplev.c (rest_of_compilation): Revert Richard's patch.
4020 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
4022 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
4024 2002-05-02 Catherine Moore <clm@redhat.com>
4026 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
4028 2002-05-02 Kazu Hirata <kazu@hxi.com>
4030 * combine.c: Fix comment typos.
4032 * genautomata.c: Likewise.
4036 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
4038 * doc/install.texi: State GNAT version requirements.
4040 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
4042 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
4043 of the frame pointer or arg pointer register which strict register
4044 checking is not enabled.
4046 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
4048 * gcc.dg/altivec-8.c: New.
4050 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
4051 PRE_INC and PRE_DEC for altivec modes.
4053 2002-05-01 Bruce Korb <bkorb@gnu.org>
4055 * fixinc/check.tpl(set-writable): make sure the function exists first
4056 * fixinc/inclhack.def(alpha_assert): fix test_text
4057 * fixinc/tests/base/assert.h: add in missing result
4059 2002-05-01 Jeff Law <law@redhat.com>
4061 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
4064 2002-05-01 Joel Brobecker <brobecker@gnat.com>
4066 * dbxout.c (dbxout_type): Emit size information for range types,
4067 as well, but only when using GDB extensions.
4069 2002-05-01 Richard Henderson <rth@redhat.com>
4071 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
4072 target-independent gnu binutils date test.
4074 2002-05-01 Richard Henderson <rth@redhat.com>
4076 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
4077 info before expunging the block.
4079 2002-05-01 Jakub Jelinek <jakub@redhat.com>
4081 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
4082 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
4083 -M -or -MM is in effect.
4085 2002-05-01 Zack Weinberg <zack@codesourcery.com>
4087 * config.gcc: Correct test of --enable-obsolete. Obsolete all
4088 A29k configurations.
4089 * doc/install.texi: Update to match.
4091 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4094 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
4095 for duplicates. Always loop over whole list.
4097 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4099 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
4101 2002-05-01 Joel Sherrill <joel@OARcorp.com>
4103 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
4106 2002-05-01 Joel Sherrill <joel@OARcorp.com>
4108 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
4110 2002-05-01 David Edelsohn <edelsohn@gnu.org>
4112 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
4113 (nabs_nopower): Same.
4114 (floatdisf2): New pattern.
4115 (absdi2): Convert to define_insn_and_split.
4120 (fix_trunctfdi2): Same.
4121 (fix_trunctfsi2): Same.
4123 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
4125 * doc/install.texi: Update Texinfo version requirement
4128 2002-05-01 Jakub Jelinek <jakub@redhat.com>
4130 PR target/6512, PR target/5628
4131 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
4132 when memory is not aligned.
4133 (movdf_insn_v9only_vis): Likewise.
4134 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
4135 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
4136 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
4138 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
4140 * gcc.dg/altivec-7.c: New.
4142 * config/rs6000/altivec.h: Cleanup.
4144 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
4146 * doc/invoke.texi (Option Summary): Add -mvrsave=.
4147 (RS/6000 and PowerPC Options): Document -mvrsave=.
4149 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
4150 (rs6000_altivec_vrsave_string): Same.
4151 (rs6000_override_options): Call rs6000_parse_vrsave_option.
4152 (rs6000_parse_vrsave_option): New.
4153 (rs6000_stack_info): Only generate vrsave instructions when
4154 TARGET_ALTIVEC_VRSAVE.
4156 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
4157 (rs6000_altivec_vrsave_string): Define extern.
4158 (rs6000_altivec_vrsave): Same.
4159 (TARGET_ALTIVEC_VRSAVE): New.
4161 2002-04-30 Richard Henderson <rth@redhat.com>
4164 * toplev.c (rest_of_compilation): Don't run cross-jump before
4167 2002-04-30 Tom Rix <trix@redhat.com>
4169 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
4170 check which_alternative.
4172 2002-04-30 Kazu Hirata <kazu@hxi.com>
4174 * cpplex.c: Fix comment formatting.
4175 * function.c: Likewise.
4176 * integrate.c: Likewise.
4177 * regrename.c: Likewise.
4178 * sibcall.c: Likewise.
4179 * simplify-rtx.c: Likewise.
4180 * tree-inline.c: Likewise.
4182 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4184 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
4185 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
4186 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
4187 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
4188 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
4189 * pa/x-ada: New file. Define ADA_CFLAGS.
4191 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
4193 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
4194 from MMIX_LAST_REGISTER_FILE_REGNUM.
4195 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
4196 (struct machine_function): New member highest_saved_stack_register
4197 previously static variable in mmix.c.
4198 (MACHINE_DEPENDENT_REORG): Define.
4199 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
4200 (MMIX_OUTPUT_REGNO): New.
4201 (mmix_target_asm_function_prologue): Move calculation of last used
4202 saved-stack-register into...
4203 (mmix_machine_dependent_reorg): New function. Update to also handle
4205 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
4206 register names, simplify somewhat by new variable regno.
4207 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
4209 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
4210 emitting register names.
4211 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
4212 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
4214 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
4217 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
4219 2002-04-30 Richard Henderson <rth@redhat.com>
4221 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
4222 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
4223 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
4224 emit_tfmode_cvt): New.
4225 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
4226 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
4227 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
4228 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
4229 * config/sparc/sparc-protos.h: Update.
4231 2002-04-30 Janis Johnson <janis187@us.ibm.com>
4233 * install.texi (Final install): Add to the list of info to include
4234 in a report of a successful bootstrap, and add link to 3.1 list.
4236 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
4238 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
4239 (mode): Add vector modes
4240 (i387): Kill attribute.
4241 (unit): New attribute.
4242 (length_immediate): Grok new types.
4243 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
4244 (modrm): Use "unit".
4245 (memory): Handle MMX/SSE properly.
4246 (scheduling descriptions): Kill uses of fop1.
4247 (sse, mmx, fp patterns): Set type and mode properly.
4249 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
4251 * pa.c (override_options): Default to PA8000 scheduling.
4252 * doc/invoke.texi (HP-PA options): Mention newly added 7300
4253 scheduling parameter.
4255 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
4256 handling of double precision multiplies.
4258 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
4259 fpdiv and fpsqrt instructions.
4260 (7200 & 7300 scheduling): Fix typo in handling of
4261 store-load and store-store penalties.
4263 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4265 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
4266 mips. Add two missing commas.
4268 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
4270 * doc/contrib.texi (Contributors): Update Paolo Carlini's
4271 and Benjamin Kosnik's entries.
4273 2002-04-29 David S. Miller <davem@redhat.com>
4275 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
4276 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
4277 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
4278 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
4280 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4282 * combine.c (find_split_point): Use gen_int_mode.
4284 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
4286 Merging code from dfa-branch:
4288 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
4290 * genautomata.c (output_reserv_sets): Fix typo.
4292 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
4294 * genautomata.c (output_reserv_sets): Remove
4295 next_cycle_output_flag.
4297 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
4299 * sched-rgn.c (init_ready_list): Make the DFA code handle
4300 USE/CLOBBER insns in the same way as the traditional
4302 (new_ready): Similarly..
4304 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
4306 * haifa-sched.c (schedule_block): Change the DFA state only after
4309 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
4311 * pa.c (hppa_use_dfa_pipeline_interface): New function.
4312 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
4313 (override_options): Add PA7300 scheduling support.
4314 (pa_adjust_cost): Update various comments. Properly
4315 handle anti and output dependencies when using the
4317 (pa_issue_rate): Add PA7300 scheduling support.
4318 (pa_can_combine_p): Call extract_insn before calling
4319 constrain_operands (taken from mainline tree).
4320 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
4321 * pa.md (cpu attr): Add 7300. Rewrite pipeline
4322 descriptions using DFA descriptions. Add PA7300
4325 2002-03-30 David S. Miller <davem@redhat.com>
4327 Add UltraSPARC-III DFA scheduling support.
4328 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
4329 Update FP conditional move on register insn patterns to use it, as
4331 (define_attr cpu): Add ultrasparc3.
4332 (define_attr us3load_type): New, update integer load patterns to
4333 set it, as appropriate.
4334 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
4335 (rest): Add UltraSPARC3 scheduling description.
4336 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
4337 (PROCESSOR_ULTRASPARC3): New.
4338 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
4339 ({ASM,CPP}_CPU_SPEC): Likewise.
4340 (REGISTER_MOVE_COST): Likewise.
4341 (RTX_COSTS): Likewise.
4342 * config/sparc/sparc.c (sparc_override_options,
4343 sparc_initialize_trampoline, sparc64_initialize_trampoline,
4344 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
4345 sparc_issue_rate): Likewise.
4346 * config/sparc/sol2.h: Likewise.
4347 * config/sparc/sol2-sld-64.h: Likewise.
4348 * config/sparc/linux64.h: Likewise.
4350 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
4352 * doc/md.texi: Add comments about usage the latency time for the
4353 different dependencies and about case when two or more conditions
4354 in different define_insn_reservations returns TRUE for an insn.
4356 * doc/md.texi: Add reference for automaton based pipeline
4359 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
4361 * doc/passes.texi: Add missed information about genattrtab.
4363 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
4365 * genautomata.c (output_automata_list_transition_code): Check
4366 automata_list on NULL.
4368 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
4370 * genautomata.c (output_insn_code_cases,
4371 output_automata_list_min_issue_delay_code,
4372 output_automata_list_transition_code,
4373 output_automata_list_state_alts_code): Comment the functions.
4375 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
4377 * genautomata.c (automata_list_el_t): New typedef.
4378 (get_free_automata_list_el,free_automata_list_el,
4379 free_automata_list, automata_list_hash, automata_list_eq_p,
4380 initiate_automata_lists, automata_list_start, automata_list_add,
4381 automata_list_finish, finish_automata_lists,
4382 output_insn_code_cases, output_automata_list_min_issue_delay_code,
4383 output_automata_list_transition_code,
4384 output_automata_list_state_alts_code, add_automaton_state,
4385 form_important_insn_automata_lists): New functions and prototypes.
4386 (insn_reserv_decl): Add members important_automata_list and
4388 (ainsn): Add members important_p.
4389 (automata_list_el): New structure.
4390 (first_free_automata_list_el, current_automata_list,
4391 automata_list_table): New global variables.
4392 (create_ainsns): Initiate member important_p.
4393 (output_internal_min_issue_delay_func): Generate the switch and
4394 call output_insn_code_cases.
4395 (output_internal_trans_func, output_internal_state_alts_func):
4397 (generate): Call initiate_automata_lists.
4398 (automaton_states): New global variable.
4399 (expand_automata): Call form_important_insn_automata_lists.
4400 (write_automata): Call finish_automata_lists.
4402 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
4404 * genautomata.c (add_excls, add_presence_absence): Check that
4405 cpu units in the sets belong the same automaton.
4407 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
4408 about that cpu units in the sets belong the same automaton.
4410 * doc/md.texi: Ditto.
4412 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
4413 Nitin Gupta <niting@noida.hcltech.com>
4415 * config/sh/sh.c (sh_use_dfa_interface): New function.
4417 (sh_issue_rate): New Function.
4418 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
4419 TARGET_SCHED_ISSUE_RATE: define.
4421 * config/sh/sh.md: Add DFA based pipeline description for SH4.
4423 (define_attr insn_class): New attribute used for DFA
4425 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
4426 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
4427 cmpeqdi_t): Likewise.
4429 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
4430 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
4432 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
4434 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4436 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
4439 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4441 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
4442 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
4444 (output_dfa_start_func): Initiate new variable insn_codes_length,
4445 (write_automata): Output definition of the new variable.
4447 2001-10-02 David S. Miller <davem@redhat.com>
4449 * haifa-sched.c (advance_one_cycle): New function.
4450 (schedule_block): Use it.
4451 (queue_to_ready): Use it, and also make sure to advance the DFA
4452 state on all stall cycles, not just those where insn_queue links
4455 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
4457 * haifa-sched.c (max_issue): Remove last_p argument. Only return
4458 non-zero if the highest-priority instruction could be scheduled.
4459 (choose_ready): Remove last argument from max_issue call.
4461 2001-09-28 David S. Miller <davem@redhat.com>
4463 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
4464 ultrasparc and 3 for other multi-issue sparcs.
4466 2001-09-27 David S. Miller <davem@redhat.com>
4468 * config/sparc/sparc.md (cycle_display): New pattern.
4469 * config/sparc/sparc.c (sparc_cycle_display): New.
4470 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
4472 2001-09-25 David S. Miller <davem@redhat.com>
4474 Convert all of Sparc scheduling to DFA
4475 * config/sparc/sparc.md: Kill all define_function_unit
4476 directives and replace with DFA equivalent.
4477 * config/sparc/sparc.c (ultrasparc_adjust_cost,
4478 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
4479 ultra_fpmode_conflict_exists, ultra_find_type,
4480 ultra_build_types_avail, ultra_flush_pipeline,
4481 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
4482 ultrasparc_variable_issue, ultrasparc_sched_init,
4483 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
4484 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
4485 ultra_cur_hist, ultra_cycles_elapsed): Kill.
4486 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
4487 ultrasparc_store_bypass_p): New.
4488 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
4491 2001-09-24 David S. Miller <davem@redhat.com>
4493 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
4494 ready->vec[foo] not ready[foo].
4496 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
4498 * doc/md.texi: Correct examples for define_insn_reservations
4501 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
4503 * genautomata.c (create_automata): Print message about creation of
4505 (generate): Remove printing meease about creation of
4508 2001-09-05 David S. Miller <davem@redhat.com>
4510 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
4511 * config/sparc/linux64.h: Likewise.
4513 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
4515 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
4516 schedule_block, sched_init, sched_finish): Add missed calls of
4517 use_dfa_pipeline_interface.
4519 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
4522 * sched-vis.c (get_visual_tbl_length): Ditto.
4524 2001-08-27 Richard Henderson <rth@redhat.com>
4526 * genattr.c (main): Emit state_t even when not doing scheduling.
4528 2001-08-27 Richard Henderson <rth@redhat.com>
4530 * genautomata.c (expand_automata): Always create a description.
4532 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4534 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
4535 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
4536 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
4539 * genattr.c (main): New variable num_insn_reservations. Increase
4540 it if there is DEFINE_INSN_RESERVATION. Output automaton based
4541 pipeline hazard recognizer interface.
4543 * genattrtab.h: New file.
4545 * genattrtab.c: Include genattrtab.h.
4546 (attr_printf, check_attr_test, make_internal_attr,
4547 make_numeric_value): Move protypes into genattrtab.h. Define them
4549 (num_dfa_decls): New global variable.
4550 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
4551 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
4552 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
4553 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
4555 * genautomata.c: New file.
4557 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
4559 * sched-int.h: (curr_state): Add the external definition for
4560 automaton pipeline interface.
4561 (haifa_insn_data): Add comments for members blockage and units.
4563 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4564 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4565 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4566 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4567 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4568 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4569 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
4571 (TARGET_SCHED): Use the new macros.
4573 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
4574 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
4575 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
4576 dfa_bubble): New members in gcc_target.sched.
4578 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
4579 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
4580 (insn_queue): Redefine it as pointer to array.
4581 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
4583 (max_insn_queue_index_macro_value): New variable.
4584 (curr_state, dfa_state_size, ready_try): New varaibles for
4585 automaton interface.
4586 (ready_element, ready_remove, max_issue): New function prototypes
4587 for automaton interface.
4588 (choose_ready): New function prototype.
4589 (insn_unit, blockage_range): Add comments.
4590 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
4591 FUNCTION_UNITS_SIZE == 0.
4592 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
4593 actual_hazard, potential_hazard): Add comments.
4594 (insn_cost): Use cost -1 as undefined value. Remove
4595 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
4597 (ready_element, ready_remove): New functions for automaton
4599 (schedule_insn): Add new code for automaton pipeline interface.
4600 (queue_to_ready): Add new code for automaton pipeline interface.
4601 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
4602 (debug_ready_list): Print newline when the queue is empty.
4603 (max_issue): New function for automaton pipeline interface.
4604 (choose_ready): New function.
4605 (schedule_block): Add new code for automaton pipeline interface.
4606 Print ready list before scheduling each insn.
4607 (sched_init): Add new code for automaton pipeline interface.
4608 Initiate insn cost by -1.
4609 (sched_finish): Free the current automaton state and finalize
4610 automaton pipeline interface.
4612 * sched-rgn.c: Include target.h.
4613 (init_ready_list, new_ready, debug_dependencies): Add new code for
4614 automaton pipeline interface.
4616 * sched-vis.c: Include target.h.
4617 (get_visual_tbl_length): Add code for automaton interface.
4618 (target_units, print_block_visualization): Add comments.
4620 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
4621 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
4622 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
4623 (getruntime.o, genautomata.o): New entries.
4624 (genattrtab.o): Add new dependency file genattrtab.h.
4625 (genattrtab): Add new dependencies. Link it with `libm.a'.
4626 (getruntime.o, hashtab.o): New entries for canadian cross.
4628 * doc/md.texi: Description of automaton based model.
4630 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
4632 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4633 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4634 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4635 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4636 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4637 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4638 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
4640 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
4641 MAX_DFA_ISSUE_RATE): New macro descriptions.
4643 * doc/contrib.texi: Add dfa based scheduler contribution.
4645 * doc/gcc.texi: Add more information about genattrtab.
4647 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4649 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
4650 adjust_address_nv call.
4652 2002-04-29 Janis Johnson <janis187@us.ibm.com>
4654 * doc/install.texi (Testing): Provide additional information, and
4655 a stronger encouragement, for running the testsuites.
4657 2002-04-29 DJ Delorie <dj@redhat.com>
4659 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
4660 given in upper case.
4662 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4664 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
4665 Solaris 2 <widec.h> if missing.
4666 * fixinc/fixincl.x: Regenerate.
4667 * fixinc/tests/base/widec.h: New file.
4669 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
4671 * toplev.c (f_options): Add "profile" switch so that
4672 -fno-profile can be used to disable -p.
4674 2002-04-29 Bernd Schmidt <bernds@redhat.com>
4676 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
4678 * tree.c (build_common_tree_nodes_2): Likewise.
4679 * tree.h (enum tree_index): Likewise.
4680 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
4682 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
4684 (init_mmx_sse_builtins): Initialize SSE2 builtins.
4685 (ix86_expand_builtin): Add support for SSE2 builtins.
4686 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
4687 (VALID_SSE_REG_MODE): Use it.
4688 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
4689 (enum ix86_builtins): Add SSE2 builtins.
4690 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
4691 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
4692 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
4693 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
4694 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
4695 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
4696 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
4697 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
4698 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
4699 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
4700 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
4701 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
4702 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
4703 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
4704 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
4705 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
4706 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
4707 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
4708 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
4709 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
4710 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
4711 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
4712 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
4713 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
4714 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
4715 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
4716 lfence_insn): New patterns.
4717 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
4718 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
4720 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
4722 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
4724 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4726 * doc/contrib.texi (Contributors): Add Paolo Carlini and
4728 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
4729 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
4730 and CPU instead of cpu.
4732 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
4734 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
4736 (lang_independent_options): Add -fif-conversion, -fif-conversion2
4737 (rest_of_compilation): Do if conversion only when asked for.
4738 (parse_options_and_default_flags): Set new variables to 1 for -O1
4739 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
4741 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
4743 * i386.c (dbx64_register_map): Fix typo.
4745 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
4747 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
4748 real_one_half, real_bb_freq_max): New static variables.
4749 (debug_profile_bbauxs): Kill.
4750 (process_note_predictions): Kill unused variable.
4751 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
4753 (propagate_freq): Use REAL_ARITHMETICS.
4754 (estimate_bb_frequencies): Likevise; init new static variables.
4755 * Makefile.in (predict.o): Add dependency on real.h
4757 2002-04-28 David S. Miller <davem@redhat.com>
4760 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
4761 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
4762 several {reads,writes} instead.
4763 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
4766 2002-04-27 David S. Miller <davem@redhat.com>
4769 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
4772 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
4773 including signal.h and sys/ucontext.h, not needed.
4775 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
4777 * varasm.c (output_constant_def): Correct test for not calling
4778 ENCODE_SECTION_INFO for INTEGER_CST.
4780 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
4782 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
4783 keep most cases as function eval_token.
4784 (eval_token): New function.
4785 (_cpp_parse_expr): Read token here for improved diagnostics.
4786 Don't use op_as_text. Detect bad ':' here.
4787 (reduce): Don't detect bad ':' here.
4788 (op_as_text): Remove.
4789 * cpphash.h (_cpp_test_assertion): Change prototype.
4790 * cpplib.c (_cpp_test_assertion): Change prototype.
4792 2002-04-28 Richard Henderson <rth@redhat.com>
4795 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
4796 (ggc_mark_rtx_children): New.
4798 2002-04-28 Jakub Jelinek <jakub@redhat.com>
4801 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
4802 after call peepholes for UltraSPARC.
4803 (call + jump 64-bit peepholes): Remove.
4805 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4808 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
4809 result as temporary value.
4811 2002-04-28 Jakub Jelinek <jakub@redhat.com>
4814 * toplev.c (rest_of_compilation): Only run regrename and copy
4815 propagation if optimizing.
4817 2002-04-28 Jakub Jelinek <jakub@redhat.com>
4819 PR optimization/6475
4820 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
4821 register of REGNO_DECL (i).
4822 * Makefile.in (reload1.o): Add $(TREE_H).
4824 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
4826 * cppexp.c (lex): Update to use state.skip_eval.
4827 (struct op): Remove prio and flags members.
4828 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
4829 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
4830 (LEFT_ASSOC): New macro.
4831 (optab): New table of operator priorities and flags.
4833 (_cpp_parse_expr): Clean up logic. Return bool. Use a
4834 malloc-ed parser stack.
4835 (reduce): New; reduce the operator stack.
4836 (_cpp_expand_op_stack): Expand the operator stack as necessary.
4837 * cpphash.h (struct op): Predeclare.
4838 (struct cpp_reader): New members op_stack, op_limit.
4839 (struct lexer_state): New member skip_eval.
4840 (_cpp_parse_expr): Update.
4841 (_cpp_expand_op_stack): New.
4842 * cpplib.c (do_if): Update.
4843 * cppinit.c (cpp_create_reader): Create op stack.
4844 (cpp_destroy): And destroy it.
4845 * cpplib.h (CPP_LAST_CPP_OP): Correct.
4846 (TTYPE_TABLE): Correct.
4848 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4851 * c-decl.c (duplicate_decls): Call merge_weak.
4852 * c-pragma.c (apply_pragma_weak): Warn about misuse.
4853 * output.h (merge_weak): Prototype merge_weak.
4854 * varasm.c (merge_weak): New function.
4855 (declare_weak): Make sure we don't give an error on VAR_DECLs.
4856 Mark RTL with SYMBOL_REF_WEAK.
4858 2002-04-27 Kurt Garloff <garloff@suse.de>
4860 * tree-inline.c (inlinable_function_p): Improve heuristics
4861 by using a smoother function to cut down allowable inlinable size.
4862 * param.def: Add parameters max-inline-insns-single,
4863 max-inline-slope, min-inline-insns that determine the exact
4864 shape of the above function.
4865 * param.h: Likewise.
4867 2002-04-26 Richard Henderson <rth@redhat.com>
4869 * c-parse.in (malloced_yyss, malloced_yyvs): New.
4870 (yyoverflow): Re-add. Set them.
4871 (free_parser_stacks): New.
4872 * c-common.h: Declare it.
4873 * c-lex.c (c_common_parse_file): Call it.
4875 2002-04-26 Richard Henderson <rth@redhat.com>
4877 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
4878 for fallthru search.
4880 2002-04-26 Eric Christopher <echristo@redhat.com>
4882 PR optimization/3700
4883 * config/mips/mips.c (mips_issue_rate): Define. New function.
4884 (TARGET_SCHED_ISSUE_RATE): Use.
4886 2002-04-25 David S. Miller <davem@redhat.com>
4889 * reorg.c (optimize_skip): Do not allow exception causing
4890 instructions to be considered for delay slots.
4891 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
4892 (relax_delay_slots): Do not try to consider exception causing
4893 instructions as redundant.
4895 2002-04-26 Richard Henderson <rth@redhat.com>
4898 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
4900 2002-04-26 Mark Mitchell <mark@codesourcery.com>
4903 * config/i386/i386.md (untyped_call): Return the value in a float
4904 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
4907 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
4909 * tree.c (tree_int_cst_lt): Compare constants whose types differ
4910 in unsigned-ness correctly.
4912 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
4914 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
4915 portable runtime model.
4917 2002-04-26 Richard Henderson <rth@redhat.com>
4919 * c-parse.in (yyoverflow): Revert.
4921 2002-04-26 David Edelsohn <edelsohn@gnu.org>
4922 Richard Henderson <rth@redhat.com>
4924 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
4925 result as temporary value.
4927 2002-04-26 Richard Henderson <rth@redhat.com>
4930 * c-common.c (fix_string_type): Split out of ...
4931 (combine_strings): ... here. Take a varray, not a tree list.
4932 (c_expand_builtin_printf): Use fix_string_type.
4933 * c-common.h: Update decls.
4934 * c-parse.in (string): Remove. Update all uses to use STRING
4935 instead, and not call combine_strings.
4938 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
4939 (build_asm_stmt): Likewise.
4940 * objc/objc-act.c (my_build_string): Use fix_string_type.
4941 (build_objc_string_object): Build varray for combine_strings.
4943 2002-04-26 Bo Thorsen <bo@suse.co.uk>
4945 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
4948 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
4950 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
4951 (HAVE_NO_R_OPERAND): Remove.
4952 (HAVE_VALUE): Remove.
4953 (op_to_prio): Update.
4954 (UNARY): Don't alter flags.
4955 (_cpp_parse_expr): want_value used to indicate whether
4956 a number or unary operator is expected next. Distinguish
4957 unary and binary +/-.
4958 (op_as_text): Update for unary operators.
4960 2002-04-25 Richard Henderson <rth@redhat.com>
4963 * c-parse.in (yyoverflow): New.
4965 2002-04-25 Richard Henderson <rth@redhat.com>
4968 * c-common.c (shorten_compare): Simplfy conditions leading to
4969 the generation of a warning.
4971 2002-04-25 Richard Henderson <rth@redhat.com>
4974 * expmed.c (extract_bit_field): Fall through to generic code rather
4975 than aborting on subreg special case.
4977 2002-04-25 David S. Miller <davem@redhat.com>
4979 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
4980 for DECL being NULL.
4982 2002-04-25 Steve Christiansen <smc@us.ibm.com>
4984 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
4986 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
4988 * c-decl.c (grokdeclarator): Remove outdated ??? note
4989 on invalid declaration of flexible array members.
4991 2002-04-25 Richard Henderson <rth@redhat.com>
4993 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
4995 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
4997 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
4998 needed by the compiler, even if they are used as global regs.
5000 2002-04-25 Matt Hiller <hiller@redhat.com>
5002 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
5004 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
5005 of the corresponding functions.
5006 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
5009 2002-04-25 Matt Hiller <hiller@redhat.com>
5011 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
5013 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
5014 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
5015 registers, adjust comment accordingly.
5016 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
5017 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
5018 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
5019 for coprocessor registers.
5020 (ADDITIONAL_REGISTER_NAMES): Include
5021 ALL_COP_ADDITIONAL_REGISTER_NAMES.
5023 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
5024 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
5025 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
5026 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
5027 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
5029 (mips_char_to_class): Adjust comment to include coprocessor
5032 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
5034 (mips_reg_names, mips_regno_to_class): Include coprocessor
5036 (mips_sw_reg_names): Ditto, make non-static.
5037 (mips_move_1word): Handle moves to and from coprocessor registers.
5038 (mips_move_2words): Handle moves to and from coprocessor
5040 (mips_class_max_nregs, mips_register_move_cost): Handle
5041 coprocessor register classes.
5042 (override_options): Initialize mips_char_to_class and
5043 mips_hard_regno_mode_ok properly for coprocessor registers.
5045 * config/mips/mips.md (movdi_internal, movdi_internal2,
5046 movsi_internal1, movsi_internal2): Add constraint-sets for
5047 coprocessor registers.
5048 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
5049 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
5051 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
5052 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
5054 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
5055 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
5057 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
5058 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
5061 * doc/tm.texi: Document feature.
5063 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5065 * integrate.c (function_attribute_inlinable_p): Simplify.
5066 Check the table pointer is not NULL.
5068 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
5070 * doc/c-tree.texi: Fix typo in introduction.
5072 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5074 * c-common.h (c_common_parse_file): Update.
5075 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
5076 * c-lex.c (YYDEBUG): Get from c-lex.h.
5077 (c_common_parse_file): Update.
5078 * c-lex.h (YYDEBUG, yydebug): New.
5079 * c-parse.in (YYDEBUG): Get from c-lex.h.
5080 (c_set_yydebug): Remove.
5081 * c-tree.h (c_set_yydebug): Remove.
5082 * langhooks-def.h (lhd_do_nothing_i): New.
5083 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
5084 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
5085 * langhooks.c (lhd_do_nothing_i): New.
5086 (lhd_set_yydebug): Remove.
5087 * langhooks.h (struct lang_hooks): Update.
5088 * toplev.c (set_yydebug): New.
5089 (compile_file): Update call to parse_file hook.
5090 (decode_d_option): Update.
5092 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
5094 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
5096 * loop.c (load_mems): Don't change the interface of called functions.
5098 * calls.c (expand_call): Take current_function_pretend_args_size
5099 into account when setting argblock for sibcalls.
5101 2002-04-24 Matt Hiller <hiller@redhat.com>
5103 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
5106 * cpplex.c (skip_line_comment): Process comment one multibyte
5107 character at a time rather than one char at a time, if
5109 (parse_string): Process string one multibyte character at a time
5110 rather than one char at a time, if appropriate.
5111 * c-lex.c (lex_string): Lex and copy multibyte strings
5113 * cpplib.h (cppchar_t): Change to unsigned.
5115 2002-04-24 Richard Henderson <rth@redhat.com>
5118 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
5121 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
5123 * sh.c (sh_va_arg): If argument was passed by reference,
5124 dereference the pointer.
5126 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
5128 * sh.md (divsi3_i4_media): Use match_operand for input values
5129 rather than hard registers.
5130 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
5131 unnecessarily through hard registers. Keep copies of pseudo
5132 registers outside of the libcall sequence.
5134 * sh.md (casesi_shift_media): Add modes.
5136 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
5139 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
5141 * attribs.c (c_common_attribute_table): Move table and handlers
5143 (format_attribute_table, lang_attribute_table,
5144 lang_attribute_common): Remove.
5145 (init_attributes): Replace NULL pointers with pointers to the
5147 (handle_packed_attribute, handle_nocommon_attribute,
5148 handle_common_attribute, handle_noreturn_attribute,
5149 handle_noinline_attribute, handle_always_inline_attribute,
5150 handle_used_attribute, handle_unused_attribute,
5151 handle_const_attribute, handle_transparent_union_attribute,
5152 handle_constructor_attribute, handle_destructor_attribute,
5153 handle_mode_attribute, handle_section_attribute,
5154 handle_aligned_attribute, handle_weak_attribute,
5155 handle_alias_attribute, handle_visibility_attribute,
5156 handle_no_instrument_function_attribute, handle_malloc_attribute,
5157 handle_no_limit_stack_attribute, handle_pure_attribute,
5158 handle_deprecated_attribute, handle_vector_size_attribute,
5159 vector_size_helper): Move to c-common.c.
5160 * c-common.c (c_common_attribute_table,
5161 handle_packed_attribute, handle_nocommon_attribute,
5162 handle_common_attribute, handle_noreturn_attribute,
5163 handle_noinline_attribute, handle_always_inline_attribute,
5164 handle_used_attribute, handle_unused_attribute,
5165 handle_const_attribute, handle_transparent_union_attribute,
5166 handle_constructor_attribute, handle_destructor_attribute,
5167 handle_mode_attribute, handle_section_attribute,
5168 handle_aligned_attribute, handle_weak_attribute,
5169 handle_alias_attribute, handle_visibility_attribute,
5170 handle_no_instrument_function_attribute, handle_malloc_attribute,
5171 handle_no_limit_stack_attribute, handle_pure_attribute,
5172 handle_deprecated_attribute, handle_vector_size_attribute,
5173 vector_size_helper): Move from attribs.c.
5174 * c-common.h (c_common_attribute_table,
5175 c_common_format_attribute_table): New.
5176 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
5177 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
5178 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
5179 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
5180 (LANG_HOOKS_INITIALIZER): Update.
5181 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
5182 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
5183 * target.h: Update comment.
5184 * tree.c (default_target_attribute_table): Remove.
5185 * tree.h (default_target_attribute_table, format_attribute_table,
5186 lang_attribute_table, lang_attribute_common): Remove.
5188 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
5189 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
5191 2002-04-24 Jason Merrill <jason@redhat.com>
5193 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
5194 * dwarf2out.c (dwarf_attr_name): Support it.
5195 (gen_array_type_die): Emit it.
5196 (lookup_type_die): No special handling for VECTOR_TYPE.
5197 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
5199 2002-04-24 Richard Henderson <rth@redhat.com>
5201 * config/mips/mips.md (movdi_usd): Renumber.
5203 2002-04-24 David S. Miller <davem@redhat.com>
5206 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
5207 32-bit Sparc and current_function_returns_struct is true.
5209 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
5211 * loop.c (canonicalize_condition): Use gen_int_mode.
5213 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
5215 * config/rs6000/altivec.h: Cleanup file. Add non individual
5237 (vec_vcmpequb): New.
5238 (vec_vcmpequh): New.
5239 (vec_vcmpequw): New.
5240 (vec_vcmpeqfp): New.
5241 (vec_vcmpgefp): New.
5242 (vec_vcmpgtub): New.
5243 (vec_vcmpgtsb): New.
5244 (vec_vcmpgtuh): New.
5245 (vec_vcmpgtsh): New.
5246 (vec_vcmpgtuw): New.
5247 (vec_vcmpgtsw): New.
5248 (vec_vcmpgtfp): New.
5249 (vec_vcmpgefp): New.
5254 (vec_vexptefp): New.
5259 (vec_lde): Add vector float variant.
5264 (vec_vmhaddshs): New.
5286 (vec_vmladduhm): New.
5287 (vec_vmhraddshs): New.
5289 (vec_vmsummbm): New.
5290 (vec_vmsumuhm): New.
5291 (vec_vmsumshm): New.
5292 (vec_vmsumuhs): New.
5293 (vec_vmsumshs): New.
5302 (vec_vnmsubfp): New.
5320 (vec_vrsqrtefp): New.
5331 (vec_vspltisb): New.
5332 (vec_vspltish): New.
5333 (vec_vspltisw): New.
5358 (vec_vsum4ubs): New.
5359 (vec_vsum4sbs): New.
5360 (vec_vsum4shs): New.
5361 (vec_vsum2sws): New.
5372 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
5375 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
5376 added literals from substracted literals.
5377 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
5378 (fold) [associate]: Preserve MINUS_EXPR if needed.
5380 2002-04-23 Zack Weinberg <zack@codesourcery.com>
5382 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
5385 2002-04-23 Tom Tromey <tromey@redhat.com>
5387 * gcc.c: Added --resource. For PR java/6314.
5389 2002-04-23 David O'Brien <obrien@FreeBSD.org>
5391 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
5392 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
5395 2002-04-23 David O'Brien <obrien@FreeBSD.org>
5397 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
5399 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
5401 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
5403 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
5404 (ix86_expand_clrstr): Fix typo.
5405 * loop.c (gen_load_of_final_value): New.
5406 (loop_givs_rescan, strength_reduce, check_dbra_loop):
5409 2002-04-23 Roger Sayle <roger@eyesopen.com>
5411 * builtins.c (builtin_memset_gen_str): New function.
5412 (expand_builtin_memset): Optimize the case of constant length, but
5415 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
5417 * config/rs6000/altivec.h (vec_step): Remove extraneous
5419 (vec_ctu): Cast return.
5421 2002-04-23 Alan Modra <amodra@bigpond.net.au>
5424 * function.h: (struct function): Add profile_label_no field.
5425 (current_function_profile_label_no): Define.
5426 * function.c: (profile_label_no): New static var.
5427 (expand_function_start): Increment it, and copy to
5428 current_function_profile_label_no.
5429 * output.h (profile_label_no): Delete.
5430 * final.c (profile_label_no): Delete.
5431 (profile_function): Use current_function_profile_label_no.
5432 (final_end_function): Don't increment profile_label_no here.
5433 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
5434 profile_label_no with current_function_profile_label_no.
5435 * config/pa/pa.c (current_function_number): Delete.
5436 (pa_output_function_prologue): Don't output profile label here.
5437 (hppa_profile_hook): Use label_no param rather than
5438 current_function_number.
5439 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
5440 * config/pa/pa.h: .. here.
5441 (FUNCTION_PROFILER): Output profile label here.
5443 2002-04-22 Eric Christopher <echristo@redhat.com>
5445 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
5446 patch of 2002-04-09 due to binutils issues.
5447 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
5449 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
5451 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
5452 constraint to 'o' for m=r and r=m alternatives.
5453 ("*movv8hi_internal1"): Same.
5454 ("*movv16qi_internal1"): Same.
5455 ("*movv4sf_internal1"): Same.
5457 2002-04-22 Janis Johnson <janis187@us.ibm.com>
5459 * rtl.h (RTX_FLAG): New macro.
5460 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
5461 * final.c (alter_subreg): Use macro to access rtx flag.
5462 * integrate.c (copy_rtx_and_substitute): Use new access macro.
5463 * print-rtl.c (print_rtx): Use new access macro.
5465 * cse.c (insert): Check rtx code before accessing flag.
5467 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
5468 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
5469 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
5470 convert_const_symbol_ref, make_canonical, make_alternative_compare,
5471 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
5472 simplify_test_exp, optimize_attrs, simplify_by_exploding,
5473 find_and_mark_used_attributes, unmark_used_attributes,
5474 add_values_to_cover, simplify_with_current_value,
5475 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
5476 copy_rtx_unchanging, main): Use new access macros.
5478 2002-04-22 Tom Rix <trix@redhat.com>
5480 * expmed.c (init_expmed): Generate shifted constant once.
5482 2002-04-22 Zack Weinberg <zack@codesourcery.com>
5484 * c-lex.c (lex_charconst): Call convert to get constant in
5485 proper type; don't just smash the type field.
5488 * config.gcc: Add list of obsolete configurations. Disallow
5489 building these without --enable-obsolete.
5490 * doc/install.texi: Document --enable-obsolete and obsoletion
5491 policy. Mention obsoletion of individual targets in
5494 2002-04-22 Richard Henderson <rth@redhat.com>
5496 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
5498 2002-04-22 Mark Mitchell <mark@codesourcery.com>
5501 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
5502 (walk_fixup_memory_subreg): Likewise.
5503 (fixup_var_refs_insn): Adjust accordingly.
5504 (fixup_var_refs_1): Likewise.
5506 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
5508 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
5509 LIBPATH_ARCH64_SPEC): Define.
5510 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
5511 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
5512 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
5513 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
5515 2002-04-22 Joel Sherrill <joel@OARcorp.com>
5517 * gthr-rtems.h: Correct prototypes to remove warnings.
5519 2002-04-22 Richard Henderson <rth@redhat.com>
5522 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
5524 * gcse.c (free_insn_expr_list_list): New.
5525 (clear_modify_mem_tables): Use it. Fix bit set usage.
5526 (canon_list_insert): Use EXPR_LISTs for expressions.
5527 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
5529 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
5531 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
5532 file change and include code to _cpp_pop_buffer.
5533 * cpphash.h (struct pending_option): Predeclare.
5534 (struct cpp_reader): New member next_include_file.
5535 (_cpp_pop_file_buffer): Update.
5536 (_cpp_push_next_buffer): Update, rename.
5537 * cppinit.c (cpp_destroy): Free include chain and pending here.
5538 (cpp_finish_options): Simplify.
5539 (_cpp_push_next_buffer): Rename and clean up.
5540 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
5542 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
5544 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
5546 * config/rs6000/altivec.h (vec_xor): Add variant for both args
5547 being vector signed int.
5549 (vec_xor): Add variant for both args being vector signed char.
5550 Remove redundant variant.
5553 2002-04-21 David S. Miller <davem@redhat.com>
5555 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
5556 compare mode in output RTL.
5558 2002-04-22 David Edelsohn <edelsohn@gnu.org>
5560 * config/rs6000/rs6000.c (rs6000_override_options): Correct
5561 style and formatting of previous patch.
5563 2002-04-22 Alan Modra <amodra@bigpond.net.au>
5565 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
5566 flag_pic for ABI_AIX.
5568 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
5570 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
5571 * cppfiles.c (read_include_file): Similarly.
5572 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
5573 uxstrdup ustrchr, ufputs): Similarly.
5574 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
5575 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
5576 cpp_ideq, parse_identifier, parse_number): Similarly.
5577 * cpplib.c (struct directive, dequote_string, D, run_directive,
5578 cpp_push_buffer): Similarly.
5579 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
5580 _cpp_create_definition, check_trad_stringification,
5581 cpp_macro_definition): Similarly.
5583 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
5585 * cppmacro.c (funlike_invocation_p): Don't step back
5588 2002-04-21 David Edelsohn <edelsohn@gnu.org>
5590 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
5593 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
5595 * doc/invoke.texi: Remove Chill references.
5596 * doc/gcc.texi: Update last modified date.
5598 2002-04-20 Kazu Hirata <kazu@hxi.com>
5600 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
5601 push and pop. Replace add.l with add.w.
5603 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5605 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
5606 multiply instructions for H8/300H case.
5608 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5610 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
5611 Bum three instructions from each routine.
5613 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
5615 * Makefile.in: Update.
5616 * decl.c (push_c_function_context, pop_c_function_context,
5617 mark_c_function_context): Rename for consistency.
5618 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
5619 * c-tree.h (push_c_function_context, pop_c_function_context,
5620 mark_c_function_context): Rename for consistency.
5621 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5622 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
5623 * function.c (init_lang_status, save_lang_status,
5624 restore_lang_status, mark_lang_status, free_lang_status):
5625 Move to langhooks.h.
5626 (push_function_context_to, pop_function_context_from,
5627 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
5629 * function.h (init_lang_status, save_lang_status,
5630 restore_lang_status, mark_lang_status, free_lang_status):
5631 Move to langhooks.h.
5632 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
5633 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
5634 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
5635 LANG_HOOKS_FUNCTION_INITIALIZER): New.
5636 (LANG_HOOKS_INITIALIZER): Update.
5637 (lhd_do_nothing_f): New.
5638 * langhooks.h (struct lang_hooks_for_functions): New.
5639 (struct lang_hooks): New hooks.
5640 * langhooks.c (lhd_do_nothing_f): New.
5642 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
5643 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
5645 2002-04-19 David S. Miller <davem@redhat.com>
5647 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
5648 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
5650 2002-04-19 Jakub Jelinek <jakub@redhat.com>
5652 PR optimization/3756
5653 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
5654 x = ((int) y < 0) ? cst1 : cst2.
5656 2002-04-19 Jakub Jelinek <jakub@redhat.com>
5659 * function.c: Reapply patch for c/6358.
5660 (expand_function_end): Copy decl_rtl's mode, not
5661 current_function_return_rtx mode.
5663 2002-04-19 Joel Sherrill <joel@OARcorp.com>
5665 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
5668 2002-04-19 Tom Tromey <tromey@redhat.com>
5670 * doc/install.texi (Specific): Update status of Solaris 2.8.
5673 2002-04-19 Andreas Schwab <schwab@suse.de>
5675 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
5676 (PUT_REAL): Restore old definition.
5678 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
5679 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5681 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
5682 binutils 2.11.2 and higher generate smaller binaries than Sun's
5685 2002-04-19 Mark Mitchell <mark@codesourcery.com>
5688 * toplev.c (rest_of_compilation): Do not defer functions for which
5689 TREE_SYMBOL_REFERENCED has already been set.
5691 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
5693 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
5696 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
5698 * builtins.c: Include langhooks.h.
5699 (lang_type_promotes_to): Remove.
5700 (expand_builtin_va_arg): Use new hook.
5701 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
5702 (simple_type_promotes_to): Move to c-typeck.c.
5703 * c-common.h (simple_type_promotes_to): Remove.
5704 * c-decl.c (duplicate_decls, grokdeclarator): Update.
5705 * c-format.c: Include langhooks.h.
5706 (check_format_types): Update.
5707 * c-tree.h (c_type_promotes_to): New.
5708 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
5709 (type_lists_compatible_p): Update.
5710 * langhooks-def.h (lhd_type_promotes_to): New.
5711 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
5712 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
5713 * langhooks.c (lhd_type_promotes_to): New.
5714 * langhooks.h (struct lang_hooks_for_types): New hook.
5715 * tree.h (lang_type_promotes_to): Remove.
5717 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
5719 2002-04-18 Richard Henderson <rth@redhat.com>
5721 * function.c: Revert patch for c/6358.
5723 2002-04-18 Richard Henderson <rth@redhat.com>
5725 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
5726 blocks. Handle multiple references to the TRAP block. Handle
5727 non-adjacent THEN and OTHER blocks.
5729 2002-04-18 Richard Henderson <rth@redhat.com>
5731 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
5732 crash with no type for by-mode libcalls.
5734 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
5736 2002-04-18 Bob Wilson <bob.wilson@acm.org>
5738 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
5739 __xtensa_nonlocal_goto): Use a syscall instructions to flush
5740 the register windows.
5742 2002-04-18 Zack Weinberg <zack@codesourcery.com>
5744 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
5745 appropriate. Document need for extended precision even when
5746 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
5747 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
5748 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
5749 instead of relying on later syntax error when REAL_WIDTH > 5.
5750 * real.c: Define NE based only on whether or not we have a
5751 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
5752 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
5753 define GET_REAL and PUT_REAL as simple memcpy operations; no
5754 need to byteswap or round.
5755 Use #error instead of #ifdef-ing out the entire file, for
5756 prompt error detection.
5758 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
5760 2002-04-18 David S. Miller <davem@redhat.com>
5762 * config/sparc/sparc.h (BRANCH_COST): Define.
5764 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
5767 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
5769 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
5770 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
5771 propagate_block calls after relaxation loop using new variable
5772 stabilized_prop_flags.
5774 2002-04-18 Richard Henderson <rth@redhat.com>
5776 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
5777 (ia64_va_arg): Expect variable sized types by reference.
5778 * config/ia64/ia64-protos.h: Update.
5779 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
5780 ia64_function_arg_pass_by_reference.
5782 2002-04-18 Richard Henderson <rth@redhat.com>
5784 * ifcvt.c: Include except.h.
5785 (block_has_only_trap): Break out from find_cond_trap.
5786 (find_cond_trap): Use it. Always delete the trap block.
5787 (merge_if_block): Allow then block null. Be less simplistic about
5788 what insns can end a block.
5789 * Makefile.in (ifcvt.o): Depend on except.h.
5791 * config/ia64/ia64.md (trap, conditional_trap): New.
5793 2002-04-18 Jakub Jelinek <jakub@redhat.com>
5796 * function.c (assign_parms): Assign hard current_function_return_rtx
5798 (expand_function_end): ...not here.
5800 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
5802 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
5803 * c-tree.h (c_incomplete_type_error): New.
5804 * c-typeck.c (require_complete_type, build_component_ref): Update.
5805 (incomplete_type_error): Rename.
5806 * langhooks-def.h (lhd_incomplete_type_error): New.
5807 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
5808 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
5809 * langhooks.c (lhd_incomplete_type_error): New.
5810 * langhooks.h (struct lang_hooks_for_types): New hook.
5811 * tree.c (size_in_bytes): Use new hook.
5812 * tree.h (incomplete_type_error): Remove.
5814 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
5816 2002-04-18 Zack Weinberg <zack@codesourcery.com>
5818 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
5819 TARGET_FLOAT_FORMAT blocks.
5821 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5823 * doc/install.texi (Downloading the source): Do not mention Chill
5824 any longer, but mention Ada.
5825 (Configuration): Do not mention Chill any longer.
5827 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
5829 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
5831 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
5833 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
5836 2002-04-18 Jakub Jelinek <jakub@redhat.com>
5838 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
5839 instead of unsigned_type.
5841 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
5843 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
5844 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
5847 2002-04-18 Bernd Schmidt <bernds@redhat.com>
5849 * attribs.c (vector_type_node_list): New static variable.
5850 (handle_vector_size_attribute): Use it to avoid generating a
5851 new type node each time we are called.
5853 * combine.c (subst): Avoid trying to make a vector mode subreg of
5854 an integer constant.
5855 (gen_lowpart_for_combine): Likewise.
5857 2002-04-18 Roger Sayle <roger@eyesopen.com>
5858 Jakub Jelinek <jakub@redhat.com>
5860 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
5861 for integer constant c (if x has unsigned type or sign bit is not
5862 set in c). This folds the zero/sign extension into the bit-wise and
5865 2002-04-18 Jakub Jelinek <jakub@redhat.com>
5868 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
5871 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
5873 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
5875 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
5877 * gcc.c (read_specs): Detect and fail if an attempt is made to
5878 rename a spec string to an already existing string.
5880 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
5882 * config/s390/s390.c (legitimize_pic_address): Do not generate
5883 illegal address constant without CONST.
5885 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5887 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
5888 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
5890 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
5892 PR optimization/6305
5893 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
5894 to make sure previous reloads are taken into account. Generate
5895 better code if one operand is an in-range immediate constant.
5897 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
5899 * doc/install.texi (Building): libgcj requires GNU make.
5901 2002-04-17 Jakub Jelinek <jakub@redhat.com>
5904 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
5905 even if hard quad and register is not floating.
5906 (movtf reg<-mem split): Disallow splitting if hard quad and
5907 register is floating.
5908 (movtf mem<-reg split): Likewise.
5909 * config/sparc/sparc.c (fp_register_operand): New predicate.
5910 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
5912 2002-04-17 Zack Weinberg <zack@codesourcery.com>
5914 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
5915 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
5916 (unprotoize.o): Ditto. Build from protoize.c. Define
5917 UNPROTOIZE on command line.
5918 * protoize.c: Include cppdefault.h. Delete include_defaults.
5919 (in_system_include_dir): Use cpp_include_defaults (defined in
5921 * unprotoize.c: Delete file.
5923 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
5925 * config/rs6000/altivec.h (vec_ld): Add array variants.
5929 2002-04-17 Alan Matsuoka <alanm@redhat.com>
5930 Aldy Hernandez <aldyh@redhat.com>
5932 * config/rs6000/altivec.h: Define __ALTIVEC__.
5939 Add parentheses to all macro arguments.
5941 2002-04-16 Richard Henderson <rth@redhat.com>
5944 * except.c (remove_eh_handler): Insert inner regions at beginning
5945 of sibling chain. Refactor expressions.
5947 2002-04-16 Richard Henderson <rth@redhat.com>
5949 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
5950 * config/sparc/sol2-gas-bi.h: New file.
5951 * config.gcc (sparc*-solaris): Add it as needed.
5952 * configure.in (AS_SPARC64_FLAG): Remove check.
5953 * config.in, configure: Regenerate.
5955 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
5957 2002-04-16 Richard Henderson <rth@redhat.com>
5959 * config/mips/mips.c (override_options): Don't override N32 for
5963 * config/mips/mips.md (can_delay): Split out of existing define_delays.
5964 (HILO_delay): Set can_delay false.
5966 2002-04-16 Dale Johannesen <dalej@apple.com>
5968 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
5969 instruction addresses.
5970 (rs6000_output_function_epilogue): Likewise.
5972 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
5974 * c-parse.in (poplevel, compstmt_start,
5975 compstmt_primary_start): Add ending ';', in accordance
5978 2002-04-16 Richard Henderson <rth@redhat.com>
5980 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
5981 Adjust tm_file order to get TARGET_DEFAULT set properly.
5982 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
5983 * doc/install.texi (sparc-solaris): Update.
5985 2002-04-16 Dale Johannesen <dalej@apple.com>
5987 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
5988 comparison operands do not match each other or if modes of
5989 conditions do not match result.
5991 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
5994 * config/s390/s390.md (mulsidi3): Set both subregs of the
5997 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
5999 * config/rs6000/altivec.h (vec_addc): Type check.
6001 2002-04-16 Jakub Jelinek <jakub@redhat.com>
6004 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
6006 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
6008 2002-04-15 Richard Henderson <rth@redhat.com>
6010 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
6011 call_really_used_regs too.
6013 2002-04-15 Richard Henderson <rth@redhat.com>
6015 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
6017 2002-04-15 David S. Miller <davem@redhat.com>
6019 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
6022 2002-04-16 Jakub Jelinek <jakub@redhat.com>
6025 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
6026 CONST_VECTOR is { 0, ... 0 }.
6028 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
6030 * doc/install.texi (Installing GCC: Configuration): Clarify
6031 the only supported ways to configure gcc.
6033 2002-04-15 Roland McGrath <roland@frob.com>
6035 * config.gcc (alpha*-*-gnu*): New target configuration.
6036 * config/alpha/gnu.h: New file for it.
6037 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
6039 2002-04-16 Mark Mitchell <mark@codesourcery.com>
6041 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
6042 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
6043 * tree.h (expand_start_stmt_expr): Update prototype.
6044 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
6045 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
6046 on the STMT_EXPR created for the inline function.
6048 2002-04-15 Richard Henderson <rth@redhat.com>
6050 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
6051 config/i386/linux-aout.h, config/i386/linux-oldld.h,
6052 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
6053 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
6054 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
6055 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
6056 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
6057 Define __gnu_linux__, not gnu_linux.
6058 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
6060 2002-04-15 Mark Mitchell <mark@codesourcery.com>
6062 Remove Chill front end.
6063 * gcc.c (default_compilers): Remove Chill entries.
6064 * ch: Remove directory.
6065 * doc/frontends.texi: Remove information about Chill.
6066 * doc/sourcebuild.texi: Likewise.
6067 * doc/standards.texi: Likewise.
6069 2002-04-15 Douglas B Rupp <rupp@gnat.com>
6071 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
6072 (LONGLONG_STANDALONE): Define.
6074 2002-04-15 David S. Miller <davem@redhat.com>
6076 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
6077 Call emit_library_call with LCT_NORMAL.
6078 (sparc_initialize_trampoline): Use LCT_foo instead of
6079 magic constant in emit_library_call invocations.
6080 (sparc64_initialize_trampoline): Likewise.
6081 (sparc_profile_hook): Likewise.
6082 * config/sparc/sparc.md: Likewise.
6084 * config/sparc/sparc.c (sparc_extra_constraint_check):
6085 Fix type of argument 'c'.
6086 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
6089 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6091 * diagnostic.h (output_buffer_state): Redefine.
6092 (output_format_decoder): New macro.
6093 (output_prefixing_rule): Likewise.
6094 (output_line_cutoff): Likewise.
6095 (diagnostic_format_decoder): Adjust.
6096 (diagnostic_prefixing_rule): Likewise.
6097 (diagnostic_line_cutoff): Likewise.
6098 (diagnostic_state): Likewise.
6099 (diagnostic_kind_count): Likewise.
6100 (diagnostic_buffer): Now a macro.
6102 * diagnostic.c (diagnostic_buffer): Remove definition.
6103 (output_is_line_wrapping): Adjust.
6104 (set_real_maximum_length): Likewise.
6105 (output_set_maximum_length): Likewise.
6106 (init_output_buffer): Likewise.
6107 (lhd_print_error_function): Likewise.
6108 (output_do_verbatim): Likewise.
6110 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
6112 * cpperror.c (print_location): Don't print include chain
6114 (cpp_begin_message): Update to use DL_ macros.
6115 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
6116 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
6117 cpp_notice, cpp_notice_from_errno): Remove.
6118 (cpp_error, cpp_error_with_line): Update to take a diagnostic
6121 * cppexp.c (CPP_ICE): Remove.
6122 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
6123 lex, integer_overflow, _cpp_parse_expr): Update.
6124 * cppfiles.c (read_include_file, find_include_file,
6125 handle_missing_header, _cpp_read_file, remap_filename): Update.
6126 * cpphash.h (enum error_type): Remove.
6127 (_cpp_begin_message): Update.
6128 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
6129 cpp_handle_option, cpp_post_options): Update.
6130 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
6131 skip_whitespace, parse_identifier, parse_slow, parse_string,
6132 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
6133 cpp_interpret_charconst): Update.
6134 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
6135 lex_macro_node, do_undef, glue_header_name, parse_include,
6136 do_include_common, read_flag, do_line, do_linemarker, do_ident,
6137 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
6138 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
6139 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
6140 _cpp_pop_buffer, do_diagnostic): Update.
6141 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
6142 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
6143 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
6144 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
6145 cpp_notice, cpp_notice_from_errno): Remove.
6146 (cpp_error, cpp_error_with_line): Update to take a diagnostic
6149 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
6150 collect_args, enter_macro_context, save_parameter, parse_params,
6151 _cpp_create_definition, check_trad_stringification,
6152 cpp_macro_definition): Update.
6153 * cppmain.c (cpp_preprocess_file): Update.
6154 * fix-header.c (read_scan_file): Update.
6156 2002-04-14 Andreas Schwab <schwab@suse.de>
6158 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
6160 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
6162 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
6164 2002-04-13 Mark Mitchell <mark@codesourcery.com>
6166 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
6169 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
6171 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
6173 2002-04-13 Joel Sherrill <joel@OARcorp.com>
6175 * config/sparc/t-elf: Enable v8 multilibs. Impacts
6176 sparc-elf and sparc-rtems targets.
6178 2002-04-13 Mark Mitchell <mark@codesourcery.com>
6180 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
6181 defined, and __gnu_hurd__ wherever __GNU__ is defined.
6182 * arm/linux-elf.h: Likewise.
6183 * cris/aout.h: Likewise.
6184 * cris/linux.h: Likewise.
6185 * i370/linux.h: Likewise.
6186 * i386/gnu.h: Likewise.
6187 * i386/linux-aout.h: Likewise.
6188 * i386/linux-oldld.h: Likewise.
6189 * i386/linux.h: Likewise.
6190 * i386/linux64.h: Likewise.
6191 * ia64/linux.h: Likewise.
6192 * m68k/linux-aout.h: Likewise.
6193 * m68k/linux.h: Likewise.
6194 * mips/linux.h: Likewise.
6195 * pa/pa-linux.h: Likewise.
6196 * pj/linux.h: Likewise.
6197 * rs6000/sysv4.h: Likewise.
6198 * s390/linux.h: Likewise.
6199 * sh/linux.h: Likewise.
6200 * sparc/linux-aout.h: Likewise.
6201 * sparc/linux.h: Likewise.
6202 * sparc/linux64.h: Likewise.
6203 * xtensa/linux.h: Likewise.
6205 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
6207 * stmt.c (check_unique_operand_names): Expect operand names to
6208 be strings rather than identifiers. Use simple_cst_equal to
6210 (resolve_operand_name_1): Make same identifier to string change here.
6211 * c-parse.in (asm_operand): Convert a named operand into a string.
6212 * cp/parse.y (asm_operand): Likewise.
6214 2002-04-13 Andreas Schwab <schwab@suse.de>
6216 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
6218 2002-04-12 Mark Mitchell <mark@codesourcery.com>
6220 Revert these changes:
6222 2002-04-06 Mark Mitchell <mark@codesourcery.com>
6225 * stor-layout.c (layout_decl): Reset the RTL for the decl.
6227 2002-04-12 Richard Henderson <rth@redhat.com>
6229 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
6230 (sparc*-*-solaris): Clean up header files.
6231 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
6232 and plan on generating 64-bit code.
6233 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
6234 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
6235 * config/sparc/sol2-sld-64.h: Rename ...
6236 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
6237 for AS_SPARC64_FLAG not defined.
6238 * config/sparc/sol2-gld-bi.h: New.
6239 * config/sparc/sol2-sld.h: Remove.
6240 * config/sparc/sol26-sld.h: New.
6241 * config/sparc/sol2.h: Tidy comments.
6242 * doc/install.texi: Document sparc-solaris configury changes.
6244 2002-04-12 Richard Henderson <rth@redhat.com>
6246 * recog.c (offsettable_address_p): Match the logic in adjust_address.
6248 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
6249 in 64-bit mode only. Use only for 32-bit or MEDLOW.
6251 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6253 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
6255 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
6257 * pa.c (pa_can_combine_p): Call extract_insn before calling
6260 2002-04-12 Douglas B Rupp <rupp@gnat.com>
6262 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
6263 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
6264 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
6265 (CPP_PREDEFINES): Handle __declspec.
6266 * config/i386/t-interix (USER_H): Remove.
6268 2002-04-12 DJ Delorie <dj@redhat.com>
6270 * integrate.c (compare_blocks): Make comparisons safe for when
6271 sizeof(int) < sizeof(char *).
6272 (find_block): Likewise.
6274 2002-04-12 Jan Hubicka <jh@suse.cz>
6275 David Edelsohn <edelsohn@gnu.org>
6277 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
6279 (symbol_ref_operand): New.
6280 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
6281 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
6283 2002-04-12 Andreas Schwab <schwab@suse.de>
6285 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
6286 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
6287 overrides the definition in config/svr4.h.
6289 2002-04-12 Eric Norum <eric.norum@usask.ca>
6291 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
6292 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
6293 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
6294 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
6295 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
6296 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
6297 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
6298 definitions to config/rtems.h and make the targets more similar.
6300 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6302 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
6303 POINTERS_EXTEND_UNSIGNED.
6304 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
6305 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
6307 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
6310 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
6312 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
6313 depends on TARGET_SHMEDIA, not TARGET_SH5.
6315 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
6317 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
6318 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
6320 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
6322 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
6325 2002-04-12 Andreas Schwab <schwab@suse.de>
6327 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
6329 2002-04-12 Richard Henderson <rth@redhat.com>
6332 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
6334 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
6335 modes spanning multiple hard regs.
6337 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
6339 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6341 * pa.c (pa_output_function_prologue): Don't accumulate the total
6342 number of code bytes when using TARGET_64BIT, or gas, SOM and not
6343 the portable runtime.
6344 (output_deferred_plabels): Handle 64bit plabels.
6345 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
6346 generating pic code using the GAS assembler for object formats that
6347 are not SOM (ie., ELF32 and ELF64).
6348 (output_millicode_call): Check attribute type if attribute length is 28.
6349 Likewise use $PIC_pcrel$0. Only call get_attr_length and
6350 dbr_sequence_length once.
6351 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
6352 dbr_sequence_length once.
6353 * pa.h (TARGET_SOM): Define if not defined.
6354 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
6355 with GAS and not SOM.
6356 (jump, call_internal_reg, call_value_internal_reg): Likewise.
6357 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
6359 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6361 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
6362 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
6363 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
6364 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
6365 elfos.h and dbxelf.h values are fine now.
6366 * config/i386/freebsd.h, config/alpha/freebsd.h
6367 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
6369 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6371 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
6372 or set Acpu or Amachine. Reformat.
6373 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
6375 (LINK_SPEC): Do not need to undef.
6376 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
6377 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
6378 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
6380 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
6381 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
6382 (LINK_SPEC): Do not need to undef.
6383 (DONT_USE_BUILTIN_SETJMP): Do not define.
6384 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
6385 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
6386 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
6387 Remove trailing spaces.
6388 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
6389 __ELF__, or set Acpu or Amachine. Reformat.
6390 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
6393 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6395 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
6396 all other *-*-freebsd* targets.
6398 2002-04-11 Richard Henderson <rth@redhat.com>
6400 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
6402 2002-04-11 David O'Brien <obrien@FreeBSD.org>
6404 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
6405 Include {cpu}/{cpu}.h thru tm_file.
6406 (alpha*-*-linux*ecoff): Remove target.
6407 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
6408 (LINK_SPEC): Remove, is not OS independent.
6409 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
6410 (LINK_SPEC): Do not need to #undef any longer.
6411 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
6413 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
6415 (LINK_SPEC): Moved here from alpha/elf.h.
6416 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
6418 * config/alpha/linux-ecoff.h: Remove.
6419 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
6420 (CPP_SPEC): Define _POSIX_SOURCE as needed.
6421 (CPP_SUBTARGET_SPEC): Do not define.
6422 (LINK_SPEC): Do not need to #undef any longer.
6423 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
6424 * config/alpha/vms.h: Likewise.
6426 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
6428 * doc/extend.texi: Remove old claim that typedefs cannot have
6429 an alignment attribute.
6431 2002-04-11 Jakub Jelinek <jakub@redhat.com>
6433 PR optimization/6177
6434 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
6435 bitpos is 0 and bitsize CONCAT size.
6437 2002-04-11 Jakub Jelinek <jakub@redhat.com>
6440 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
6442 2002-04-10 David O'Brien <obrien@FreeBSD.org>
6444 * config/alpha/freebsd.h: Minor reformatting.
6445 (CPP_SPEC): Define ELF and add cpp_subtarget.
6446 (ASM_SPEC): No longer needed.
6448 2002-04-11 Richard Henderson <rth@redhat.com>
6450 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
6451 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
6452 (dimode mem/zero splitter): New.
6454 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
6456 * config/cris/cris.c (cris_override_options): Tweak error message
6457 for PIC not implemented.
6459 * config/cris/cris.h: Tweak comments related to parameter-passing.
6461 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
6463 2002-04-10 Richard Henderson <rth@redhat.com>
6465 * except.c (add_ehl_entry): Allow duplicates after landing pad
6468 2002-04-10 David Edelsohn <edelsohn@gnu.org>
6470 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
6472 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
6474 * c-decl.c (c_init_decl_processing): Move generation of
6475 decls for g77_integer_type_node and friends from here ...
6476 * c-common.c (c_common_nodes_and_builtins): ... to here.
6478 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
6480 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
6481 is only used as frame pointer when frame_pointer_needed is true.
6483 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
6486 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
6487 for the fact that the pool entry uses two words.
6488 (movdf_hard_insn): Similarly. Also, ADR instruction can span
6490 (movdf_soft_insn): Similarly.
6491 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
6492 for the fact that the pool entry uses three words.
6494 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
6496 * config/mips/mips.c (mips_va_arg): When using the struct version
6497 of the EABI va_list, allow arguments in the register save area to
6498 take up less room than a stack argument.
6500 2002-04-10 Richard Henderson <rth@redhat.com>
6502 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
6503 if EXPAND_INITIALIZER.
6505 2002-04-09 Richard Henderson <rth@redhat.com>
6507 * config/alpha/alpha.md (movdi_er_maybe_g): New.
6508 * config/alpha/alpha.c (alpha_expand_mov): Use it.
6510 2002-04-10 Alan Modra <amodra@bigpond.net.au>
6512 PR optimization/6233
6513 * rtlanal.c (pure_call_p): New function.
6514 * rtl.h (pure_call_p): Declare.
6515 * loop.c (prescan_loop): Use it to set has_nonconst_call.
6516 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
6518 2002-04-09 Eric Christopher <echristo@redhat.com>
6520 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
6521 information to .comm directive.
6523 2002-04-09 Richard Henderson <rth@redhat.com>
6526 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
6528 2002-04-09 Richard Henderson <rth@redhat.com>
6530 * basic-block.h (flow_delete_block_noexpunge): Declare.
6531 (expunge_block_nocompact): Declare.
6532 * cfg.c (expunge_block_nocompact): Split out from ...
6533 (expunge_block): ... here.
6534 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
6535 (flow_delete_block_noexpunge): Split out from ...
6536 (flow_delete_block): ... here.
6537 * cfgcleanup.c (delete_unreachable_blocks): Compact while
6538 removing dead blocks.
6539 * except.c (exception_handler_labels): Remove.
6540 (exception_handler_label_map): New.
6541 (struct eh_region): Add aka member.
6542 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
6543 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
6544 (for_each_eh_label, for_each_eh_label_1): New.
6545 (init_eh): Register exception_handler_label_map.
6546 (free_eh_status): Use free_region.
6547 (find_exception_handler_labels): Use the map, not the list.
6548 (remove_exception_handler_label): Likewise.
6549 (maybe_remove_eh_handler): Likewise.
6550 (remove_eh_handler): Use the region aka bitmap.
6551 * except.h (exception_handler_labels): Remove.
6552 (for_each_eh_label): Declare.
6553 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
6554 * loop.c (invalidate_loops_containing_label): New.
6555 (find_and_verify_loops): Use it. Use for_each_eh_label.
6556 * sched-rgn.c (is_cfg_nonregular): Use
6557 current_function_has_exception_handlers.
6559 2002-04-09 Richard Henderson <rth@redhat.com>
6561 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
6562 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
6563 Do not return changed status.
6564 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
6565 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
6566 New functions that do return changed status.
6567 * sbitmap.h: Update decls.
6568 * gcse.c, lcm.c: Use _cg functions as needed.
6570 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
6572 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
6573 (sh64-*-elf*, sh-*-rtemself*): Likewise.
6574 * config/sh/embed_bb.c: New file.
6575 * config/sh/embed-elf.h: New file.
6576 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
6577 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
6578 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
6580 (SUBTARGET_CPP_PTR_SPEC): Don't define.
6581 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
6582 Add subtarget_asm_endian_spec.
6583 (ASM_SPEC): Use subtarget_asm_endian_spec.
6584 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
6585 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
6586 (WCHAR_UNSIGNED): Define.
6587 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
6588 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
6589 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
6591 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
6592 (sh_adjust_cost): Likewise.
6593 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
6595 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
6596 (WCHAR_TYPE_SIZE): Likewise.
6597 (ASM_SPEC): Use subtarget_asm_endian_spec.
6598 (SH_ELF_WCHAR_TYPE): #undef/ #define.
6599 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
6600 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
6601 (MAX_WCHAR_TYPE_SIZE): Don't #define .
6602 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
6603 (USER_LABEL_PREFIX): Don't #undef /#define .
6604 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
6605 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
6606 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
6607 (ASM_SPEC): Likewise.
6608 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
6609 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
6610 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
6611 (LIB2FUNCS_EXTRA): Define.
6612 * t-sh64 (LIB2FUNCS_EXTRA): Define.
6613 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
6614 (LIB1ASMFUNCS_CACHE): Define.
6615 (LIB2FUNCS_EXTRA): Redefine empty.
6617 2002-04-08 Richard Henderson <rth@redhat.com>
6619 * reorg.c (get_branch_condition): Use reversed_comparison_code.
6621 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6623 * config/m68hc11/larith.asm (__map_data_section): Fix condition
6624 and optimize for size.
6625 (__do_global_ctors): Fix pointer comparison.
6626 (__do_global_dtors): Likewise.
6628 2002-04-09 David S. Miller <davem@redhat.com>
6630 * config/sparc/sparc.c (sparc_extra_constraint_check): New
6631 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
6632 allow reloading pseudos.
6633 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
6634 * config/sparc/sparc-protos.h: Declare it.
6636 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
6637 unsigned comparison warning.
6638 (output_restore_regs): Mark leaf_function as unused.
6640 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6642 * expr.c (is_aligning_offset): New function.
6643 (expand_expr, case COMPONENT_EXPR): Call it.
6645 2002-04-08 David S. Miller <davem@redhat.com>
6648 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
6650 Make init_priority work on Sparc when using GNU ld.
6651 * config/sparc/linux.h, config/sparc/linux64.h,
6652 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
6653 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
6654 * config/sparc/sol2-gld.h: New file to do the same.
6655 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
6656 sparc/sol2-gld.h to tm_file.
6658 PR optimization/4328
6659 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
6660 * doc/md.texi: Document it.
6661 * config/sparc/sparc.md (movdi_insn_sp64_novis,
6662 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
6663 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
6664 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
6665 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
6667 2002-04-08 Andreas Jaeger <aj@suse.de>
6669 * stmt.c (expand_asm_operands): Revert last patch from Richard
6672 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6674 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
6675 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
6677 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6679 * doc/contrib.texi (Contributors): Add David O'Brien.
6681 2002-04-08 Alan Modra <amodra@bigpond.net.au>
6683 * configure.in (auto-build.h): Use target_alias and build_alias
6684 when running configure.
6685 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
6686 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
6687 * configure: Regenerate.
6689 2002-04-07 David S. Miller <davem@redhat.com>
6691 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
6693 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
6696 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
6697 generating 32-bit pic code.
6699 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
6701 * cppinit.c (cpp_create_reader): Initialize
6702 discard_comments_in_macro_exp.
6703 (COMMAND_LINE_OPTIONS): Add "-CC" option.
6704 (cpp_handle_option): Handle "-CC" option.
6705 * cpplex.c (save_comment): If saving a C++ comment in
6706 a directive, convert it to a C comment.
6707 (_cpp_lex_direct): Pass second comment start character to
6708 save_comment to indicate comment type.
6709 * cpplib.c (_cpp_handle_directive): If processing
6710 a "#define" directive and discard_comments_in_macro_exp
6711 is false, re-enable saving of comments.
6712 (lex_macro_node): If discard_comments_in_macro_exp is false,
6713 discard any comments before the macro identifier.
6714 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
6716 * cppmacro.c (cpp_get_token): If expanding a macro while
6717 processing a directive, discard any comments we might encounter.
6718 (parse_params): If discard_comments_in_macro_exp is false,
6719 ignore comments in the macro parameter list.
6720 * gcc.c (cpp_unique_options): Add "-CC" option.
6721 (option_map): Map "--comments-in-macros" to "-CC".
6722 * doc/cppopts.texi: Document "-CC" option.
6723 * f/lang-specs.h: Add "-CC" option.
6724 * testsuite/gcc.dg/cpp/maccom1.c: New test.
6725 * testsuite/gcc.dg/cpp/maccom2.c: New test.
6726 * testsuite/gcc.dg/cpp/maccom3.c: New test.
6727 * testsuite/gcc.dg/cpp/maccom4.c: New test.
6728 * testsuite/gcc.dg/cpp/maccom5.c: New test.
6729 * testsuite/gcc.dg/cpp/maccom6.c: New test.
6731 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
6734 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
6736 2002-04-06 Mark Mitchell <mark@codesourcery.com>
6739 * stor-layout.c (layout_decl): Reset the RTL for the decl.
6742 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
6743 RTX_UNCHANGING_P for the functions arguments when a tail call
6746 2002-04-06 Jason Merrill <jason@redhat.com>
6748 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
6749 (parse_options_and_default_flags): Set them appropriately.
6750 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
6752 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
6754 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
6757 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
6760 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
6761 types come in by-reference. Fix typo in comment.
6763 2002-04-05 David S. Miller <davem@redhat.com>
6765 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
6766 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
6767 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
6768 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
6770 2002-04-05 David S. Miller <davem@redhat.com>
6772 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
6773 are not going to emit return instructions, emit at least a nop
6774 for the sake of sane backtraces.
6776 2002-04-05 Richard Henderson <rth@redhat.com>
6778 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
6780 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
6782 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
6784 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
6786 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
6787 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
6788 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
6790 2002-04-05 Andreas Schwab <schwab@suse.de>
6792 * c-convert.c: Include c-common.h.
6793 * Makefile.in (c-convert.o): Updated.
6795 2002-04-05 Jakub Jelinek <jakub@redhat.com>
6797 * mklibgcc.in: Use separate libgcc.map for each multilib.
6798 * Makefile.in (distclean): Don't remove libgcc.map here.
6800 2002-04-05 Jakub Jelinek <jakub@redhat.com>
6802 * Makefile.in (s-mlib): Handle --disable-multilib by separate
6803 genmultilib invocation.
6805 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
6807 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
6808 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
6809 to num_gprs for symmetry.
6810 * config/mips/mips.c: Adjust accordingly.
6812 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
6814 * c-common.c (truthvalue_conversion): Rename, update.
6815 * c-common.h (c_common_truthvalue_conversion): New.
6816 * c-convert.c (convert): Update.
6817 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
6818 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
6819 * c-typeck.c (build_binary_op, build_unary_op,
6820 build_conditional_expr): Update.
6821 * fold-const.c (constant_boolean_node, fold): Use langhook.
6822 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
6823 * langhooks.h (struct lang_hooks): New hook.
6824 * stmt.c (expand_decl_cleanup): Use langhook.
6825 * tree.h (truthvalue_conversion): Remove.
6827 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
6829 2002-04-05 Alan Modra <amodra@bigpond.net.au>
6831 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
6832 Add rules to make null object file.
6834 2002-04-04 Jim Blandy <jimb@redhat.com>
6836 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
6837 macro formal parameter names.
6839 2002-04-04 David S. Miller <davem@redhat.com>
6841 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
6843 2002-04-04 Richard Henderson <rth@redhat.com>
6846 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
6847 Support copies into and out of memory. Don't accept allows_reg
6848 and allows_mem as gospel.
6850 2002-04-04 Richard Henderson <rth@redhat.com>
6853 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
6854 (write_dependence_p): Likewise.
6856 2002-04-04 Richard Henderson <rth@redhat.com>
6858 * predict.c (estimate_bb_frequencies): Do frequency calculation
6859 with a volatile temporary.
6861 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
6863 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
6865 2002-04-04 Jakub Jelinek <jakub@redhat.com>
6868 * final.c (final_start_function): Don't bump profile_label_no here...
6869 (final_end_function): ...but here.
6871 2002-04-04 Jakub Jelinek <jakub@redhat.com>
6873 * config/sparc/sparc.md (pic): New attribute.
6874 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
6876 (split after do_builtin_setjmp_setup): New.
6878 2002-04-04 Jakub Jelinek <jakub@redhat.com>
6881 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
6884 2002-04-04 Jakub Jelinek <jakub@redhat.com>
6886 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
6887 UNITS_PER_WORD for zero sized aggregates.
6889 2002-04-03 David S. Miller <davem@redhat.com>
6891 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
6892 one-character spec for this, just use %(link_gcc_c_sequence).
6894 2002-04-03 David S. Miller <davem@redhat.com>
6896 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
6899 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6901 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
6902 (DWARF_FRAME_RETURN_COLUMN): Move.
6903 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6904 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
6905 * pa.c (except.h, predict.h): Include.
6907 (store_reg_modify, set_reg_plus_d): Revise prototypes.
6908 (output_ascii): Add cast.
6909 (store_reg_modify): Revise to add frame notes.
6910 (set_reg_plus_d): Likewise.
6911 (compute_frame_size): Include space for eh data registers in frame if
6912 the current function calls eh_return.
6913 (hppa_expand_prologue): Ensure register %r2 is saved if the current
6914 function calls eh_return. Save eh data registers if the current
6915 function calls eh_return. Fix code to add frame notes. Emit
6916 blockage to prevent insns with frame notes being scheduled in the
6917 delay slot of calls.
6918 (hppa_expand_epilogue): Restore eh data registers and do final stack
6919 adjustment if the current function calls eh_return. Don't add frame
6921 (output_call): Revise for change in length of call insn. Don't do
6922 return pointer adjustment for an unconditional jump in the delay slot
6923 of a call when using frame notes.
6924 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
6925 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
6926 (ARG_POINTER_CFA_OFFSET): Define.
6927 * pa.md (return_external_pic): New pattern.
6928 (prologue): Correct formatting. Use return_external_pic if current
6929 function calls eh_return.
6930 (call_internal_symref, call_value_internal_symref,
6931 sibcall_internal_symref, sibcall_value_internal_symref): Change default
6932 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
6934 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
6936 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
6937 list of targets to check using "nop" insn.
6938 * configure: Rebuilt.
6940 2002-04-04 Alan Modra <amodra@bigpond.net.au>
6942 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
6944 2002-04-03 David S. Miller <davem@redhat.com>
6946 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
6947 library sequence passed to the linker.
6948 (LINK_COMMAND_SPEC): Use it.
6949 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
6950 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
6951 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
6953 2002-04-03 Jason Merrill <jason@redhat.com>
6955 * except.c (struct eh_status): Remove protect_list.
6956 (begin_protect_partials, end_protect_partials): Remove.
6957 (add_partial_entry): Remove.
6958 * except.h: Remove prototypes.
6960 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
6961 expand_decl_cleanup_eh.
6964 * tree.h (CLEANUP_EH_ONLY): New macro.
6965 * stmt.c (expand_decl_cleanup_eh): New fn.
6966 (expand_cleanups): Check CLEANUP_EH_ONLY.
6967 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
6968 Use expand_decl_cleanup_eh.
6969 (expand_stmt): Adjust.
6970 * c-common.h: Adjust prototype.
6972 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
6974 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
6975 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
6976 (cris_target_asm_function_epilogue): Ditto.
6977 (cris_initial_frame_pointer_offset): Ditto.
6978 (cris_simple_epilogue): Ditto.
6979 (cris_expand_builtin_va_arg): Variable-size types come in
6982 2002-04-03 David S. Miller <davem@redhat.com>
6984 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
6986 (set_fast_math): Correct 'fsr' type.
6988 2002-04-03 Richard Henderson <rth@redhat.com>
6991 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
6992 * toplev.c (check_global_declarations): Use it.
6993 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
6994 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
6995 (LANG_HOOKS_DECLS): Add it.
6996 * langhooks.c (lhd_warn_unused_global_decl): New.
6997 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
6998 * c-objc-common.c (c_warn_unused_global_decl): New.
6999 * c-tree.h (c_warn_unused_global_decl): Declare.
7000 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7002 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
7004 * langhooks-def.h (lhd_set_decl_assembler_name,
7005 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
7006 (LANG_HOOKS_INITIALIZER): Update.
7007 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
7008 * langhooks.h (struct lang_hooks): New hook.
7009 * tree.c (set_decl_assembler_name): Move to langhooks.c.
7010 (lang_set_decl_assembler_name): Remove.
7011 (init_obstacks): Don't set hook.
7012 (decl_assembler_name): New function.
7013 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
7014 (decl_assembler_name): New.
7015 (lang_set_decl_assembler_name): Remove.
7017 2002-04-03 Jakub Jelinek <jakub@redhat.com>
7019 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
7020 works properly with .hidden symbols.
7021 * configure: Rebuilt.
7022 * config.in: Rebuilt.
7023 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7024 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
7025 properly with .hidden symbols.
7027 2002-04-03 Jakub Jelinek <jakub@redhat.com>
7030 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
7033 2002-04-03 Richard Henderson <rth@redhat.com>
7036 * sched-rgn.c (sets_likely_spilled): New.
7037 (sets_likely_spilled_1): New.
7038 (add_branch_dependences): Use it.
7040 2002-04-02 Richard Henderson <rth@redhat.com>
7043 * loop.h (LOOP_FIRST_PASS): New.
7044 * loop.c (strength_reduce): Mind it when deciding to unroll.
7045 * toplev.c (rest_of_compilation): Set it.
7047 2002-04-02 David S. Miller <davem@redhat.com>
7049 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
7050 mems_ok_for_ldd_peep when the order of the loads being examined
7052 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
7053 existing comment to increase comprehension of this situation.
7055 2002-04-02 Zack Weinberg <zack@codesourcery.com>
7057 * config/sh/sh.md: Don't use union real_extract.
7059 2002-04-02 Richard Henderson <rth@redhat.com>
7061 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
7063 2002-04-02 David O'Brien <obrien@FreeBSD.org>
7065 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
7066 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
7067 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
7068 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
7069 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
7070 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
7071 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
7072 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
7073 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
7074 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
7075 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
7076 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
7077 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
7078 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
7079 Include as many configury headers via tm_file as possible. This
7080 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
7081 * config/openbsd-oldgas.h: New file.
7082 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
7083 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
7084 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
7085 config/i386/i386-coff.h, config/i386/i386-interix.h,
7086 config/i386/iscdbx.h, config/i386/linux-aout.h,
7087 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
7088 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
7089 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
7090 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
7091 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
7092 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
7093 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
7094 config/i386/vxi386.h: Do not directly include configury headers.
7095 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
7096 Directly include configury headers that are no longer automatically
7097 included by the above headers.
7098 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
7099 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
7100 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
7101 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
7102 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
7103 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
7104 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
7105 (TARGET_VERSION): Define.
7106 * config/i386/beos-elf.h, config/i386/freebsd.h,
7107 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
7108 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
7109 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
7110 config/i386/sco5.h, config/i386/sysv4.h
7111 (TARGET_VERSION): Do not need to protect.
7112 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
7113 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
7114 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
7115 config/i386/i386-interix.h, config/i386/linux-aout.h,
7116 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
7117 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
7118 (YES_UNDERSCORES): Do not define - not needed.
7119 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
7120 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
7121 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
7122 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
7123 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
7124 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
7125 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
7126 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
7128 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
7129 Richard Henderson <rth@redhat.com>
7132 * function.c (assign_temp): Accept either type or decl argument.
7133 Detect variables whose size is too large to fit into an integer.
7134 * stmt.c (expand_decl): Pass the decl, not the type.
7136 2002-04-02 David O'Brien <obrien@FreeBSD.org>
7138 * protoize.c: Match include directory usage with cppdefault.c.
7140 2002-04-03 Jeffrey A Law (law@redhat.com)
7141 Hans-Peter Nilsson <hp@bitrange.com>
7143 * combine.c (simplify_comparison): Avoid narrowing a comparison
7144 with a paradoxical subreg when doing so would drop signficant bits.
7146 2002-04-02 Steve Ellcey <sje@cup.hp.com>
7148 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
7149 if POINTERS_EXTEND_UNSIGNED is defined.
7151 2002-04-02 Richard Henderson <rth@redhat.com>
7154 * local-alloc.c (contains_replace_regs): LO_SUM may contain
7157 2002-04-02 Richard Henderson <rth@redhat.com>
7159 * doc/standards.texi: Document required freestanding libc entry points.
7161 2002-04-02 Alan Modra <amodra@bigpond.net.au>
7163 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
7164 associated splitter. Remove MQ constraint.
7165 (ctrdi_internal4): Correct CCmode clobber.
7167 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7169 * milli64.S ($$dyncall): New function.
7170 * t-linux (LIB1ASMFUNCS): Revise module list.
7171 (LIB1ASMSRC): Use pa/milli64.S.
7173 2002-04-02 Richard Henderson <rth@redhat.com>
7175 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
7176 rename solaris_sys_varargs_h.
7178 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7180 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
7181 the same mode as its component.
7183 2002-04-02 Richard Henderson <rth@redhat.com>
7186 * final.c (this_is_asm_operands): Export.
7187 * output.h (this_is_asm_operands): Declare.
7188 * config/i386/i386.c (print_operand): Error odd asm operands.
7190 2002-04-02 Richard Henderson <rth@redhat.com>
7193 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
7195 2002-04-01 Richard Henderson <rth@redhat.com>
7198 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
7199 * fixinc/fixincl.x: Rebuild.
7201 2002-04-01 Richard Henderson <rth@redhat.com>
7203 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
7204 (atomic_alloc, atomic_free): New.
7205 (SIZE, MASK_FOR, PTR_IN): New.
7206 (emergency_reg_state, emergency_reg_state_free): New.
7207 (emergency_labeled_state, emergency_labeled_state_free): New.
7208 (reg_state_alloced, labeled_state_alloced): New.
7209 (alloc_reg_state, free_reg_state): New.
7210 (alloc_label_state, free_label_state, free_label_states): New.
7211 (push, pop, dup_state_stack, free_state_stack): Use them.
7212 (desc_label_state): Likewise.
7213 (uw_frame_state_for): Free label states and state stack.
7214 (uw_update_reg_address): Eliminate warnings.
7216 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
7218 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
7219 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
7221 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
7223 * c-decl.c (grokdeclarator): Update.
7224 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
7225 * c-tree.h (c_mark_addressable): New.
7226 * c-typeck.c (default_function_array_conversion, build_unary_op,
7227 build_array_ref, convert_for_assignment): Update.
7228 (mark_addressable): Rename.
7229 * calls.c (try_to_integrate, expand_call): Use langhook.
7230 * expr.c (expand_expr): Use langhook.
7231 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
7232 * langhooks.h (struct lang_hooks): New hook.
7233 * stmt.c (expand_asm_operands): Use langhook.
7234 * tree.h (mark_addressable): Remove.
7236 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
7238 2002-04-01 Bob Wilson <bob.wilson@acm.org>
7240 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
7243 2002-04-01 Bob Wilson <bob.wilson@acm.org>
7245 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
7246 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
7248 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
7250 * c-common.c (unsigned_conversion_warning, convert_and_check,
7251 unsigned_type, signed_type, shorten_compare,
7252 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
7253 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
7254 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
7256 * c-decl.c (grokdeclarator): Update.
7257 * c-format.c (check_format_types): Update.
7258 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
7259 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
7260 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
7261 * convert.c (convert_to_integer): Use new hooks.
7262 * expmed.c (make_tree): Use new hooks.
7263 * expr.c (store_expr): Use new hooks.
7264 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
7265 all_ones_mask_p, unextend, fold): Use new hooks.
7266 * langhooks.h (struct lang_hooks_for_types): New hooks.
7267 * tree.h (signed_or_unsigned_type, signed_type,
7268 unsigned_type): Remove.
7270 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
7271 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
7273 2002-03-31 Richard Henderson <rth@redhat.com>
7275 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
7276 (desc_frgr_mem): Fix reference to f16-f31.
7278 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7280 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
7281 RTVEC_ELT): Const-ify.
7282 * varray.h (VARRAY_CHECK): Const-ify.
7283 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
7284 ggc_mark_rtvec, ggc_mark): Const-ify.
7286 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
7288 * diagnostic.c: Include langhooks-def.h.
7289 * Makefile.in (diagnostic.o): Update.
7291 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
7293 * c-common.c (c_unsafe_for_reeval): Rename.
7294 * c-common.h (c_unsafe_for_reeval): Rename.
7295 * c-decl.c (finish_incomplete_decl): Rename.
7296 (c_init_decl_processing): Don't set langhook.
7297 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
7298 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
7299 * c-objc-common.c (c_objc_common_init): Don't set langhook.
7300 * c-tree.h (finish_incomplete_decl): Rename.
7301 * langhooks-def.h (lhd_unsafe_for_reeval): New.
7302 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
7303 (LANG_HOOKS_INITIALIZER): Update.
7304 * langhooks.c (lhd_unsafe_For_reeval): New.
7305 * langhooks.h (struct langhooks): New hooks.
7306 * toplev.c (incomplete_decl_finalize_hook): Remove.
7307 (wrapup_global_declarations): Update.
7308 * tree.c (lang_unsafe_for_reeval): Remove.
7309 (unsafe_for_reeval): Update.
7310 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
7313 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
7314 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
7316 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
7318 * diagnostic.c (print_error_function): Remove.
7319 (default_print_error_function): Rename.
7320 (report_error_function): Update.
7321 * diagnostic.h (print_error_function): Remove.
7322 (default_print_error_function): Remove.
7323 * langhooks-def.h (struct diagnostic_context): Predeclare.
7324 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
7325 (LANG_HOOKS_INITIALIZER): Update.
7326 * langhooks.h (struct diagnostic context): Predeclare.
7327 (struct lang_hooks): New hook.
7329 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7331 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
7332 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
7334 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
7335 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
7336 of PIC_OFFSET_TABLE_REGNUM thruout.
7337 * config/rs6000/rs6000.md: Likewise.
7338 * config/rs6000/darwin.h: Likewise.
7340 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7342 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
7343 unsigned HOST_WIDE_INT, not unsigned int.
7345 2002-03-31 Jakub Jelinek <jakub@redhat.com>
7347 PR middle-end/6096, middle-end/6098, middle-end/6099
7348 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
7350 (fill_slots_from_thread): Likewise.
7352 2002-03-31 Jakub Jelinek <jakub@redhat.com>
7354 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
7355 floating fields in float regs.
7356 (function_arg_record_value_2): Likewise.
7358 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
7360 * config/mmix/mmix.md (define_constants): Remove misleading
7361 FIXME. Add MMIX_fp_rO_OFFSET.
7362 ("nonlocal_goto_receiver"): Don't have stack-frame address of
7363 saved rO as part of the pattern. Remove FIXME.
7364 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
7365 here, at output-time.
7367 2002-03-31 Jakub Jelinek <jakub@redhat.com>
7370 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
7372 (output_v9branch): Likewise.
7374 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
7376 * gcc.c: Revert previous patch for now.
7377 * config/i386/djgpp.h: Likewise.
7379 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
7381 * config/mmix/crti.asm (_init): Register _fini with atexit.
7382 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
7384 2002-03-31 Richard Henderson <rth@redhat.com>
7387 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
7388 (ASM_OUTPUT_DEF_FROM_DECLS): New.
7390 2002-03-31 Richard Henderson <rth@redhat.com>
7392 * libgcc2.c (__bb_exit_func): Make static.
7394 * config/alpha/alpha.md (trap): New.
7396 2002-03-31 Richard Henderson <rth@redhat.com>
7398 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
7399 promoted argument types; build trap.
7400 (expand_builtin_trap): New.
7401 (expand_builtin): Use it.
7402 * stmt.c (expand_nl_goto_receivers): Likewise.
7403 * expr.h (expand_builtin_trap): Declare.
7404 * libfuncs.h (LTI_abort, abort_libfunc): New.
7405 * optabs.c (init_optabs): Init abort_libfunc.
7407 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
7409 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
7410 (LINK_COMMAND_SPEC): ... from here.
7411 (init_gcc_specs): Duplicate it here too, omitting
7412 shared_name in the second copy.
7413 (init_spec): Test for duplicate
7414 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
7416 2002-03-30 David S. Miller <davem@redhat.com>
7418 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7419 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
7421 2002-03-30 Roger Sayle <roger@eyesopen.com>
7422 Richard Henderson <rth@redhat.com>
7424 * regmove.c (combine_stack_adjustments_for_block): Avoid
7425 emitting a stack adjustment of zero bytes. Let delete_insn
7428 2002-03-30 Richard Henderson <rth@redhat.com>
7430 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
7431 (sparc_emitting_epilogue): New.
7432 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
7433 * config/sparc/sparc-protos.h: Update.
7434 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
7435 (TARGET_SWITCHES): Update.
7436 * config/sparc/sparc.md (return): Remove.
7437 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
7438 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
7439 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
7440 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
7441 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
7442 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
7443 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
7444 Remove MASK_EPILOGUE.
7445 * doc/invoke.texi: Update.
7447 2002-03-30 Daniel Berlin <dan@dberlin.org>
7449 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
7450 CPP will start the file for us.
7452 2002-03-30 Richard Henderson <rth@redhat.com>
7455 * config/ia64/ia64.c (group_barrier_needed_p): Special case
7456 prologue_allocate_stack.
7457 (ia64_single_set): Use insn codes for recognition of special
7458 cases, not rtl matching.
7459 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
7461 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
7463 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
7465 2002-03-30 Richard Henderson <rth@redhat.com>
7468 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
7469 or -fomit-frame-pointer with profiling.
7470 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7471 (FUNCTION_PROFILER): Do nothing.
7472 (PROFILE_HOOK): New.
7473 * config/sparc/sparc.c (sparc_override_options): Don't check
7474 code models for profiling.
7475 (sparc_function_profiler): Remove.
7476 (sparc_profile_hook): New.
7477 * config/sparc/sparc-protos.h: Update.
7479 2002-03-30 Jakub Jelinek <jakub@redhat.com>
7481 PR optimization/6086
7482 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
7483 of SUBREG of volatile MEM or because the MEM was mode dependent,
7484 return CLOBBER instead of unmodified SUBREG.
7486 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
7488 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
7489 when not optimizing.
7491 * toplev.c (rest_of_compilation): Cann mark_constant_function
7492 only when optimizing.
7494 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
7497 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
7498 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
7499 (try_optimize_cfg): clear all AUX fields.
7501 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
7502 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
7503 (ix86_address_cost): Be prepared for SUBREGed registers.
7504 (legitimate_address_p): Accept SUBREGed registers.
7506 2002-03-29 Richard Henderson <rth@redhat.com>
7509 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
7511 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7513 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
7514 for aggregate and TFmode types.
7516 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
7518 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
7520 2002-03-29 Richard Henderson <rth@redhat.com>
7523 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
7524 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
7526 2002-03-29 Richard Henderson <rth@redhat.com>
7529 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
7530 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
7531 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
7532 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
7534 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
7536 2002-03-29 Dale Johannesen <dalej@apple.com>
7538 * loop.c (combine_movables): Do allow combination of pseudos.
7540 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
7542 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
7543 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
7544 No functional change except ...
7545 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
7546 * doc/install.texi (*-*-freebsd*): Document port configuration.
7548 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
7550 * Makefile.in (convert.o, calls.o, expmed.o): Update.
7551 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
7553 * builtin-types.def (BT_PTRMODE): Update.
7554 * c-common.c (type_for_size): Rename c_common_type_for_size.
7555 (type_for_mode): Similarly.
7556 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
7558 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
7559 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
7560 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
7562 * c-typeck.c (common_type, comptypes, default_conversion):
7564 * calls.c: Include langhooks.h.
7565 (emit_library_call_value_1): Use new hooks. Avoid redundant
7567 * convert.c: Include langhooks.h
7568 (convert_to_pointer, convert_to_integer): Use new hooks.
7569 * except.c (init_eh): Similarly.
7570 * expmed.c: Include langhooks.h.
7571 (expand_mult_add): Use new hooks.
7572 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
7573 try_casesi): Similarly.
7574 * fold-const.c (optimize_bit_field_compare, make_range,
7575 decode_field_reference, fold_truthop, fold): Similarly.
7576 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
7577 put_var_into_stack): Similarly.
7578 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
7579 LANG_HOOKS_TYPE_FOR_SIZE): New.
7580 (LANG_HOOKS_TYPES_INITIALIZER): Update.
7581 * langhooks.h (lang_hooks_for_types): New hooks.
7582 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
7583 * tree.c (get_unwidened, get_narrower): Similarly.
7584 * tree.h (type_for_mode, type_for_size): Remove.
7585 * varasm.c (force_const_mem): Use new hooks.
7586 * utils2.c (nonbinary_modular_operation): Update.
7588 * objc-act.c (handle_impent): Update.
7589 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
7592 2002-03-29 Steve Ellcey <sje@cup.hp.com>
7594 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
7595 * config/ia64/ia64.c (basereg_operand): New.
7596 * config/ia64/ia64-protos.h (basereg_operand): Declare.
7597 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
7599 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
7601 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
7602 unwind information when frame_pointer_needed.
7603 (mmix_assemble_integer): Tweak wording in comment.
7605 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
7607 * Makefile.in (except.o): Update.
7608 * except.c: Include langhooks.h.
7609 (init_eh): Use langhook.
7610 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
7611 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
7612 (LANG_HOOKS_INITIALIZER): Update.
7613 * langhooks.h (lang_hooks_for_types): New.
7614 (struct lang_hooks): Add it.
7615 * tree.c (make_lang_type_fn, make_lang_type): Remove.
7616 * tree.h (make_lang_type_fn, make_lang_type): Remove.
7618 * alpha/alpha.c: Include langhooks.h.
7619 (alpha_build_va_list): Use langhook.
7620 * d30v/d30v.c: Include langhooks.h.
7621 (d30v_build_va_list): Use langhook.
7622 * i386/i386.c: Include langhooks.h.
7623 (ix86_build_va_list): Use langhook.
7624 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
7625 * s390/s390.c: Include langhooks.h.
7626 (s390_build_va_list): Use langhook.
7627 * stormy16/stormy16.c: Include langhooks.h.
7628 (stormy16_build_va_list): Use langhook.
7630 2002-03-29 Jakub Jelinek <jakub@redhat.com>
7633 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
7635 (length): Compute variable length for branches/calls/jumps here.
7636 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
7637 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
7638 define branch_type attribute.
7639 (divsi3_sp32): Maximum length is 6 not 7.
7640 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
7641 call_address_untyped_struct_value_sp32,
7642 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
7643 * config/sparc/sparc.c (empty_delay_slot): New function.
7644 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
7645 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
7647 2002-03-29 Jakub Jelinek <jakub@redhat.com>
7649 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
7650 nonzero_bits if not needed.
7651 (nonzero_bits) [XOR]: Likewise.
7652 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
7653 reg_last_set_mode and mode are both MODE_INT, but not equal.
7654 (record_value_for_reg): Compute reg_last_set_nonzero_bits
7655 in nonzero_bits_mode for MODE_INT modes.
7657 2002-03-28 Richard Henderson <rth@redhat.com>
7660 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
7661 to GAS. Correct drift between alternatives.
7663 2002-03-28 Richard Henderson <rth@redhat.com>
7666 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
7668 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
7670 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
7671 emulation to the linker.
7673 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
7675 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
7676 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
7678 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
7680 * combine.c (simplify_and_const_int): Make sure to apply mask
7681 when force_to_mode returns a constant integer. PR3311.
7683 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
7685 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
7687 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7689 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
7690 and Objective-C Dialect Options.
7692 2002-03-28 Richard Henderson <rth@redhat.com>
7694 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
7695 comparison should be done vs !=0 not >0 return code. Tidy cases.
7697 2002-03-28 Richard Henderson <rth@redhat.com>
7699 * c-decl.c (finish_function): New arg can_defer_p. Pass it
7700 on to c_expand_body.
7701 * c-tree.h (finish_function): Update decl.
7702 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
7704 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
7706 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
7708 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
7710 * rtlanal.c: Include flags.h
7711 (may_trap_p): Do not mark FP operations if trapping
7712 if !flag_trapping_math
7713 * Makefile.in (rtlanal.o): Add dependency on flag.h
7714 * ifcvt.c (noce_operand_ok): Avoid the lameness.
7716 2002-03-27 Zack Weinberg <zack@codesourcery.com>
7718 * mips.md: Use dconst1, not 1.0, as first argument of
7719 REAL_VALUE_LDEXP. Don't use union real_extract.
7721 2002-03-28 Alan Modra <amodra@bigpond.net.au>
7723 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
7724 rather than $target. Heed program_prefix and
7725 program_transform_name. Search for gas in cross-compiler case too.
7726 "test -x" rather than "test -f".
7727 (gcc_cv_ld): Likewise.
7728 (gcc_cv_nm): Heed program_prefix and program_transform_name.
7729 (gcc_cv_objdump): Likewise.
7730 * configure: Regenerate.
7732 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7734 * Makefile.in (attribs.o): Update.
7735 * attribs.c: Include langhooks.h.
7736 (decl_attributes): Use langhook.
7737 * c-decl.c (insert_default_attributes): Rename.
7738 * c-tree.h (c_insert_default_attributes): New.
7739 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
7740 (LANG_HOOKS_INITIALIZER): Update.
7741 * langhooks.h (struct lang_hooks): New hook.
7742 * tree.h (insert_default_attributes): Remove.
7744 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
7746 2002-03-27 Andreas Schwab <schwab@suse.de>
7748 * config/i386/i386.c (classify_argument): Also check for
7751 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7753 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
7756 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
7758 * i960.md (ret): Set PC.
7759 (nonlocal_goto): Fix expander.
7760 * builtins.c (epxand_builin_longjmp): Check that we've emitted
7763 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
7765 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
7768 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7770 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
7771 assigning to BLOCK_FOR_INSN directly.
7773 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
7775 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
7777 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7779 * c-common.c (c_expand_expr): Fix prototype.
7780 * c-common.h (c_expand_expr): Always declare, update.
7781 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
7782 * c-objc-common.c (c_objc_common_init): No global hook.
7783 * expr.c (expand_expr): Use langhook.
7784 * expr.h (enum expand_modifier): Conditionally declare.
7785 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
7786 (LANG_HOOKS_INITIALIZER): Update.
7787 * langhooks.c (lhd_expand_expr): New.
7788 * langhooks.h (struct lang_hooks): New hook.
7789 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
7790 (lang_independent_init): Don't default hook.
7792 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
7794 2002-03-27 Richard Henderson <rth@redhat.com>
7797 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
7798 TARGET_CONST_GP. Simplify conditions.
7800 2002-03-27 Richard Henderson <rth@redhat.com>
7802 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
7803 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
7804 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
7806 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
7808 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
7809 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
7810 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
7811 Remove unnecessary masks.
7812 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
7813 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
7814 -mwindows, -mdll switches and their negations.
7816 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
7818 * gcc-common.c (lang_mark_false_label_stack): Remove.
7819 * ggc.h (lang_mark_false_label_stack): Similarly.
7821 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
7823 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
7825 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
7826 or __rtems_ is defined.
7828 2002-03-26 Richard Henderson <rth@redhat.com>
7830 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
7831 if a non-trivial load was emitted.
7832 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
7833 in high+extra+low case.
7835 2002-03-26 Richard Henderson <rth@redhat.com>
7837 * config.gcc (sparc*-solaris): Use float_format=sparc.
7839 2002-03-26 Richard Henderson <rth@redhat.com>
7841 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
7842 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
7843 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
7844 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
7845 (WINT_TYPE_SIZE): Fix at 32.
7847 2002-03-26 Richard Henderson <rth@redhat.com>
7849 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
7850 until after eh landing pad generation.
7851 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
7852 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
7854 2002-03-26 Richard Henderson <rth@redhat.com>
7856 * expr.h (ADD_PARM_SIZE): One more convert for INC.
7858 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
7860 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
7861 and warning switches.
7862 (cc1_options): Likewise.
7864 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
7866 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
7867 Restore more of the signal context. Set no_reg_stack_frame.
7868 * config/ia64/unwind-ia64.c (unw_state_record):
7869 Add no_reg_stack_frame, comments.
7870 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
7871 (uw_update_context): Adjust bsp when unwinding from leaf,
7872 but not signal frame.
7874 2002-03-26 David Edelsohn <edelsohn@gnu.org>
7876 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
7878 2002-03-26 Bob Wilson <bob.wilson@acm.org>
7880 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
7882 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
7885 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
7886 "Add a pool_range attribute", which was lost during the ARM/Thumb
7889 2002-03-26 Bob Wilson <bob.wilson@acm.org>
7891 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
7892 a register into the MAC16 accumulator.
7894 2002-03-26 Andrew Cagney <ac131313@redhat.com>
7896 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
7897 (Warning Options): Document -Wswitch-enum.
7898 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
7900 (warn_switch_enum): Define variables.
7901 * flags.h (warn_switch_enum): Declare variables.
7902 * stmt.c (expand_end_case_type): When warn_switch_enum /
7903 -Wswitch-enum, perform switch checks.
7906 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
7908 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
7909 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
7910 (reload_muladdsi_compare0_scratch): Delete.
7912 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
7914 * doc/install.texi (*-*-freebsd*): Update.
7916 2002-03-26 Richard Henderson <rth@redhat.com>
7918 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
7919 (SUB_PARM_SIZE): Cast DEC to ssizetype.
7921 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
7922 types from the normal argument frame.
7924 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
7925 variable sized objects by reference.
7926 (sparc_va_arg): Receive them by reference too.
7928 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
7930 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
7931 code to not restoring global registers.
7933 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
7935 * Makefile.in (ggc-common.o): Update.
7936 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
7937 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
7938 * c-tree.h (c_mark_tree): New.
7939 * ggc-common.c: Include langhooks.h.
7940 (gcc_mark_trees): Use new langhook.
7941 * ggc-callbacks.c: Delete file.
7942 * ggc.h (lang_mark_tree): Remove.
7943 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
7944 (LANG_HOOKS_INITIALIZER): Update.
7945 * langhooks.h (struct lang_hooks): New hook.
7947 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
7949 2002-03-25 Zack Weinberg <zack@codesourcery.com>
7951 * doc/cpp.texi: Exclude entire Top node from printed manual.
7952 Move option index after directive index. Insert page breaks
7953 before GFDL and concept index. Index environment variables
7954 with command line options.
7955 * doc/cppenv.texi: Use @vtable for environment variable list.
7956 Add paragraph explaining semantics of empty elements in path
7957 variables. Exclude a cross-reference to Fishkill from the
7958 manpage. Remove an unnecessary cross-reference of the entry
7959 right above the referer. Don't use @anchor in text that goes
7961 * doc/cppopts.texi: Cross-reference the environment variables
7962 section, not the specific environment variable, for consistency.
7964 2002-03-25 Richard Henderson <rth@redhat.com>
7966 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
7967 anywhere in the block. Don't refer to insns that have been
7968 removed from the chain. Iterate backward through the new insns.
7969 Don't refer to edges that have been removed.
7971 2002-03-26 Alan Modra <amodra@bigpond.net.au>
7973 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
7974 test for overflow of constant.
7976 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
7979 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
7980 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
7981 these patterns on arm_archv4.
7983 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
7985 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
7988 2002-03-25 Zack Weinberg <zack@codesourcery.com>
7990 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
7991 float_handled, float_handler, float_signal, set_float_handler,
7992 and do_float_handler. Set handler for SIGFPE to crash_signal.
7993 * toplev.h: Don't prototype do_float_handler.
7995 * c-lex.c: Fold parse_float into lex_number. Make warning
7996 about portability of hex float constants more informative, and
7997 don't issue it on top of a syntax error.
7998 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
8000 * real.h: Define REAL_VALUE_ABS here...
8001 * simplify-rtx.c: ... not here. Fold check_fold_consts,
8002 simplify_unary_real, simplify_binary_real, and
8003 simplify_binary_is2orm1 into their callers.
8004 * tree.c: Fold build_real_from_int_cst_1 into caller.
8006 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
8008 * tsystem.h: Include float.h here...
8009 * libgcc2.c: ... not here.
8011 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
8013 Fixes for: PR bootstrap/3591, target/5676
8014 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
8015 defined. Do not disable exceptions or rtti.
8016 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
8017 mcore.h. Disable exceptions and rtti, since they are not
8020 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
8022 * c-decl.c (maybe_build_cleanup): Remove.
8023 * expr.c (expand_expr): Use langhook.
8024 * langhooks-def.h (lhd_return_null_tree,
8025 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
8026 (LANGHOOKS_INITIALIZER): Update.
8027 * langhooks.c (lhd_return_null_tree): New.
8028 * langhooks.h (struct lang_hooks): New hook.
8029 * tree-inline.c (initialize_inlined_parameters): Use langhook.
8030 * tree.h (maybe_build_cleanup): Remove.
8032 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8034 * regrename.c (build_def_use): Move recog_memoized
8035 before extract_insn.
8037 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8040 * expr.c (emit_group_store): Handle storing into CONCAT.
8042 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8044 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
8045 corresponding MATCH_DUP.
8047 2002-03-24 Richard Henderson <rth@redhat.com>
8049 * unroll.c (unroll_loop): Zero label_map.
8051 * gcse.c: Include except.h.
8052 * Makefile.in (gcse.o): Update.
8054 2002-03-24 Richard Henderson <rth@redhat.com>
8056 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
8057 Do resolve_unique_section before shared data clause.
8059 2002-03-24 Richard Henderson <rth@redhat.com>
8061 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
8063 2002-03-24 Richard Henderson <rth@redhat.com>
8065 * recog.c (peephole2_optimize): Split blocks when EH insns are
8066 generated in the middle of a block. Do global life update if
8069 2002-03-24 Richard Henderson <rth@redhat.com>
8071 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
8073 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8076 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
8077 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
8078 (init_dependency_output): Don't make no_output decision here.
8080 2002-03-24 Andrew Cagney <ac131313@redhat.com>
8082 * stmt.c (check_for_full_enumeration_handling): Remove tests of
8083 warn_switch. Update description.
8084 (expand_end_case_type): Call check_for_full_enumeration_handling
8087 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8089 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
8090 (m68hc11_split_move): Call it to see if the source and destination
8091 operands use the same direction auto inc/dec mode, otherwise make the
8092 source an offsetable memory operand and generate an add.
8094 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8096 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
8097 register for operand 2.
8098 ("*subsi3_zero_extendqi"): Likewise.
8099 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
8100 bits so that it is compatible with a pop.
8101 ("*andhi3_gen"): Likewise.
8102 ("xorhi3"): Likewise.
8104 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8106 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
8108 (cpp_post_options): ... not here.
8110 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8111 Aldy Hernandez <aldyh@redhat.com>
8113 Removal of separate preprocessor cpp0.
8115 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
8116 cpp0, install-common): Update.
8117 * c-common.c (flag_preprocess_only): New.
8118 (c_common_init): Preprocess for -E.
8119 * c-common.h (flag_preprocess_only): New.
8120 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
8121 * c-objc-common.c (c_init_decl_processing): Exit quickly
8122 for NULL return from c_common_init.
8123 * cpplib.h (cpp_preprocess_file): New.
8124 * cppmain.c (main, general_init, pfile, progname): Remove.
8125 (do_preprocessing): Rename cpp_preprocess_file, don't call
8126 cpp_finish. Don't close stdout here.
8127 (setup_callbacks): Update prototype.
8128 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
8130 * tradcpp.c (main): Ignore -quiet.
8132 * lang-specs.h (default_compilers): Preprocess with cc1obj.
8134 2002-03-24 Richard Henderson <rth@redhat.com>
8136 PR optimization/5742
8137 * machmode.def: Add inner mode field to complex modes.
8138 * config/mips/mips.c (mips_function_value): Always define. Add
8139 new argument to handle libcalls.
8140 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
8141 (FUNCTION_VALUE): Likewise.
8142 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
8143 * config/mips/mips-protos.h: Update.
8145 2002-03-23 Richard Henderson <rth@redhat.com>
8147 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
8148 * config/sparc/sparc-protos.h: Update.
8149 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
8151 2002-03-23 Richard Henderson <rth@redhat.com>
8153 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
8154 _start or _init begins the text segment.
8156 2002-03-23 David Edelsohn <edelsohn@gnu.org>
8158 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
8159 not HOST_WIDEST_INT.
8160 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
8162 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
8165 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
8166 operand argument to output_return_instruction.
8167 * arm.c (arm_print_operand, case 'd'): If the operand is
8168 const_true_rtx then just return.
8169 (arm_print_operand, case 'D'): If the operand is const_true_rtx
8172 2002-03-23 Andrew Cagney <ac131313@redhat.com>
8174 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
8175 (Warning Options): Document -Wswitch-default.
8176 * toplev.c (W_options): Add -Wswitch-default. Update comment on
8178 (warn_switch_default): Define variable.
8179 (warn_switch): Update comment.
8180 * flags.h (warn_switch_default): Declare variable.
8181 (warn_switch): Update comment.
8182 * stmt.c (expand_end_case): Check for and, when
8183 warn_switch_no_default, warn of a missing default case.
8185 2002-03-23 Alan Modra <amodra@bigpond.net.au>
8187 * real.h (N): Special case 128 bit doubles.
8189 * combine.c (simplify_comparison): When widening modes, ignore
8190 sign extension on CONST_INTs.
8192 2002-03-22 Bob Wilson <bob.wilson@acm.org>
8194 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
8195 passed to adjust_address. Fix comment formatting.
8198 2002-03-22 Zack Weinberg <zack@codesourcery.com>
8200 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
8201 Always make REAL_VALUE_TYPE a struct containing an array of
8202 HOST_WIDE_INT, not a double. Tidy up the code deciding how
8203 big it is. Don't declare or use union real_extract.
8205 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
8206 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
8207 (print_operand), config/arm/arm.c (output_move_double),
8208 config/arm/arm.md (consttable_4, consttable_8),
8209 config/romp/romp.c (output_fpops), config/s390/s390.h
8210 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
8211 (xtensa_output_literal): Don't use union real_extract.
8213 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
8214 (sfmode_constant_to_ulong), config/ns32k/merlin.h
8215 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
8216 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
8217 (PRINT_OPERAND): Don't use local version of union
8220 * config/convex/convex.c (check_float_value), config/vax/vax.c
8221 (vax_float_literal), config/m88k/m88k.md (divdf3),
8222 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
8223 config/pdp11/pdp11.c (output_move_quad): Don't do host
8224 arithmetic on target floating point quantities.
8226 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
8227 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
8229 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
8230 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
8232 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
8233 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
8235 * print-rtl.c (print_rtx): Disable code which needs
8236 floating-point emulator.
8237 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
8238 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
8239 depending on HOST_FLOAT_FORMAT to be defined properly.
8241 * config/1750a/1750a.c (get_double, float_label): Delete.
8242 (print_operand): Delete huge commented-out chunk. Use
8243 REAL_VALUE_TO_DECIMAL.
8244 * config/1750a/1750a-protos.h: Delete prototypes of deleted
8246 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
8248 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
8249 Use REAL_VALUE_TO_DECIMAL as ELF version does.
8250 * config/m88k/m88k.c (real_power_of_2_operand,
8251 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
8252 real_extract out of the union; run the input through
8253 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
8254 from that into the union.
8255 * config/pdp11/pdp11.c (output_move_double): Rearrange
8256 parentheses to make automatic indenter happy.
8258 * doc/tm.texi (Cross-compilation): Rename node to "Floating
8259 Point" and rewrite to describe current situation. Also adjust
8260 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
8262 * doc/rtl.texi: Adjust cross reference.
8264 2002-03-22 Bob Wilson <bob.wilson@acm.org>
8266 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
8267 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
8268 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
8269 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
8270 prevent use of sp as a reload register.
8271 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
8272 non_acc_reg_operand.
8273 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
8274 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
8275 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
8276 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
8278 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
8280 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
8281 * cpplex.c (unterminated): Delete.
8282 (parse_string): No string literal may extend over multiple
8283 lines. Suppress the error when preprocessing assembly.
8284 * cppmain.c (scan_translation_unit): Strings are single-line.
8286 * doc/cpp.texi: Update to match.
8288 2002-03-22 Jakub Jelinek <jakub@redhat.com>
8290 PR optimization/5854
8291 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
8293 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
8294 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
8295 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
8296 const0 if scratch register was not allocated.
8297 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
8298 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
8300 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
8301 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
8302 with GEN_INT (...) everywhere. Remove constraints in define_split
8304 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
8305 require scratch register for setting 0 into regs/non-pushable memory.
8307 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
8309 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
8310 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
8312 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
8314 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
8315 * cppinit.c (cpp_create_reader): On by default.
8316 (cpp_handle_option): Handle -W[no-]endif-labels.
8317 (cpp_post_options): Also enable if -pedantic.
8318 * cpplib.c (do_else): Use it.
8319 (do_endif): Likewise.
8320 * doc/cppopts.texi: Document new option.
8321 * doc/invoke.texi: Document new option.
8323 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
8325 * config/i386/i386.c, config/i386/i386.md: Change all occurences
8326 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
8328 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
8330 * flow.c (calculate_global_regs_live): Clear aux fields of
8333 2002-03-22 Jakub Jelinek <jakub@redhat.com>
8335 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
8336 REG or MEM subregs, pass rtx * instead of rtx to it.
8337 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
8338 rtx * instead of rtx to alter_subreg.
8339 * config/m32r/m32r.c (gen_split_move_double): Likewise.
8340 * config/pj/pj.c (pj_output_rval): Likewise.
8342 2002-03-22 Richard Henderson <rth@redhat.com>
8345 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
8346 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
8347 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
8348 (ia64_expand_prologue): Look at int_regs, not words, for number
8349 of incomming int regs.
8351 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
8353 * expr.c (expand_expr): A RESULT_DECL is part of a call.
8355 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
8357 * toplev.c (flag_loop_optimize, flag_crossjumping):
8358 New static variables.
8359 (rest_of_compilation): Conditionalize crossjumping and
8361 (parse_options_and_default_flags): Default loop_optimize and
8363 (lang_independent_options): Add -fcrossjumping and -floop-optimize
8364 * invoke.texi (crossjumping, loop-optimize): Document.
8366 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
8368 * real.c (eiisneg): Move outside #ifdef NANS.
8370 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
8372 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
8373 frequencies match; avoid match on different loop depths.
8374 (try_crossjump_to_bb): Kill tests that no longer brings time
8376 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
8378 (split_edge): Likewise.
8380 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
8383 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
8384 * cfgrtl.c: Include insn-config.h
8385 (split_block) Dirtify block in presence of conditional execution
8387 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
8389 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
8390 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
8391 (function_arg): Constify CUMULATIVE_ARGS.
8392 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
8393 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
8394 (UNITS_PER_DOUBLE): New macro.
8395 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
8396 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
8397 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
8398 fp_regs and stack_words.
8399 (EABI_FLOAT_VARARGS_P): New macro.
8400 * config/mips/mips.c (struct mips_arg_info): New.
8401 (mips_arg_info): New function.
8402 (function_arg_advance): Use it. Add adjustment instructions here
8403 rather than in function_arg.
8404 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
8405 for VOIDmode at the beginning of the function.
8406 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
8407 (function_arg_pass_by_reference): Likewise.
8408 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
8409 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
8410 (mips_va_start): Likewise. Use the new stack_words field of
8411 CUMULATIVE_ARGS to set up overflow area. Reformat.
8412 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
8413 doubles and other types, aligning the overflow pointer for non-doubles
8414 too. Remove some code duplication. Replace hard-coded constants.
8416 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
8418 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
8419 (CLASS_UNITS): Undefine.
8420 (CLASS_MAX_NREGS): Use FP_INC.
8421 * config/mips/mips.c (compute_frame_size): Likewise.
8422 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
8424 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
8426 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
8427 prototype, and handle lexing numbers and identifiers.
8428 (parse_identifier): Update to new form of parse_slow.
8429 (parse_number): Fast path only, use parse_slow otherwise.
8430 (_cpp_lex_direct): Update calls to parse_number.
8432 2002-03-21 DJ Delorie <dj@redhat.com>
8434 * bb-reorder.c (make_reorder_chain_1): Protect against
8435 when redundant edges are omitted.
8436 * predict.c (dump_prediction): Likewise.
8438 2002-03-21 Richard Henderson <rth@redhat.com>
8441 * fixinc/inclhack.def (solaris_stdio_tag): New.
8442 * fixinc/fixincl.x: Regenerate.
8444 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
8447 * c-typeck.c (process_init_element): Flag non-static
8448 initialization of a flexible array member as illegal.
8450 2002-03-22 Alan Modra <amodra@bigpond.net.au>
8452 * config/rs6000/t-linux64: New.
8453 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
8454 t-ppccomm. Use t-rs6000 and t-linux64.
8455 (powerpc64-*-gnu* <tmake_file>): Likewise.
8456 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
8457 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
8458 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
8460 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
8462 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
8463 flag_really_no_inline instead of optimize == 0.
8465 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
8467 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
8469 * flags.h (flag_really_no_inline): New.
8471 * c-common.c (c_common_post_options): Initialize
8472 flag_really_no_inline.
8474 * toplev.c (flag_really_no_inline): New.
8476 2002-03-21 Jakub Jelinek <jakub@redhat.com>
8478 * config/avr/avr.md (length): Fix length computation for
8479 conditional branches.
8481 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
8483 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
8484 sdbout.o, profile.o): Update.
8485 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
8487 * c-common.h (gettags): Move here from tree.h.
8488 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
8489 insert_block, getdecls, kept_level_p, global_bindings_p): New.
8490 * dbxout.c (dbxout_init): Use getdecls langhook.
8491 * expr.c (expand_expr): Use insert_block langhook.
8492 * fold-const.c: Include langhooks.h.
8493 (fold_range_test, fold_binary_op_with_conditional_arg,
8494 fold): Use global_bindings_p langhook.
8495 * integrate.c (expand_inline_function): Use insert_block langhook.
8496 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
8497 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
8498 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
8499 LANG_HOOKS_GETDECLS): New.
8500 (LANG_HOOKS_INITIALIZER): Update.
8501 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
8503 * langhooks.h (struct lang_hooks_for_decls): New.
8504 (struct lang_hooks): Update.
8505 * profile.c: Include langhooks.h.
8506 (output_func_start_profiler): Use new langhooks.
8507 * sdbout.c: Include langhooks.h.
8508 (sdbout_init, sdbout_finish): Use getdecls langhook.
8509 * stmt.c: Include langhooks.h.
8510 (expand_fixup, fixup_gotos): Use new langhooks.
8511 * stor-layout.c: Include langhooks.h.
8512 (variable_size): Use global_bindings_p langhook.
8513 * toplev.c (compile_file): Use getdecls langhook.
8514 * tree-inline.c (remap_block): Use insert_block langhook.
8515 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
8516 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
8518 2002-03-21 Richard Henderson <rth@redhat.com>
8520 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
8521 constants in .data when -fpic.
8523 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8525 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
8528 2002-03-21 Tom Tromey <tromey@redhat.com>
8530 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
8532 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8534 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
8536 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
8538 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
8539 Richard Henderson <rth@redhat.com>
8542 * c-common.c (c_expand_expr): Preserve result of a statement
8543 expression if needed.
8545 2002-03-21 Jakub Jelinek <jakub@redhat.com>
8548 * genrecog.c (maybe_both_true_mode): Remove.
8549 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
8550 * machmode.def (Pmode): Likewise.
8552 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
8554 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
8555 (nonlocal_mentioned_p_1): New function.
8556 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
8557 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
8558 (mark_constant_function): Recognize pure functions.
8559 * rtl.h (global_reg_mentioned_p): New prototype.
8560 * rtlanal.c (global_reg_mentioned_p,
8561 global_reg_mentioned_p_1): New function.
8563 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8565 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
8567 * fixinc/fixincl.x: Regenerate.
8569 2002-03-20 Jason Merrill <jason@redhat.com>
8571 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
8573 2002-03-20 Michael Meissner <meissner@redhat.com>
8575 * doc/invoke.texi (Optimize Options): Document that -O2 sets
8578 2002-03-20 Bob Wilson <bob.wilson@acm.org>
8580 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
8581 ".literal_position" directive before the constant pool.
8583 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8585 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
8586 Add Craig Rodrigues.
8587 Add Brad Lucier to testers.
8589 2002-03-20 Jakub Jelinek <jakub@redhat.com>
8592 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
8594 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
8595 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
8596 instead of insn_extract.
8598 2002-03-20 Jakub Jelinek <jakub@redhat.com>
8601 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
8603 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
8604 stmt if some case has been output.
8606 2002-03-20 Jakub Jelinek <jakub@redhat.com>
8609 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
8610 movsfcc_1, movdfcc_1): Add %O2.
8611 * config/i386/i386.c (print_operand): Handle %ON.
8612 Print . before float condition codes in Sun as cmov syntax.
8613 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
8614 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
8617 2002-03-20 Philip Blundell <pb@nexus.co.uk>
8619 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
8620 return instruction if PC was popped.
8622 2002-03-20 Bob Wilson <bob.wilson@acm.org>
8624 * config/xtensa/xtensa.md: Remove unused type attributes.
8625 (adddi_carry, subddi_carry): Change type attribute to "multi".
8627 2002-03-19 Dale Johannesen <dalej@apple.com>
8629 PR optimization/5999, middle-end/5731
8630 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
8631 multiplications by reciprocals.
8633 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
8635 * Makefile.in: Update.
8636 * c-common.c: Include langhooks.h.
8637 (inline_forbidden_p): Use new hook.
8638 * diagnostic.c: Include langhooks.h.
8639 (format_with_decl, announce_function,
8640 default_print_error_function): Use new hook.
8641 * dwarf2out.c (dwarf2_name): Use new hook.
8642 * function.c: Include langhooks.h.
8643 (init_function_start): Use new hook.
8644 * langhooks-def.h (lhd_decl_printable_name): New.
8645 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
8646 (LANGHOOKS_INITIALIZER): Update.
8647 * langhooks.c (lhd_decl_printable_name): New.
8648 * langhooks.h (struct lang_hooks): New hook.
8649 * toplev.c (decl_name, decl_printable_name): Remove.
8650 (open_dump_file): Use new hook.
8651 (process_options): Remove old hook.
8652 * tree.h (decl_printable_name): Remove.
8654 * objc-act.c (objc_init): Remove old hook.
8655 (objc_printable_name): Export.
8656 * objc-act.h (objc_printable_name): New.
8657 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
8659 2002-03-19 Jim Blandy <jimb@redhat.com>
8661 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
8662 the start_source_file debug hook, not the current line number.
8664 2002-03-19 Richard Henderson <rth@redhat.com>
8666 * flow.c (EH_USES): Provide default.
8667 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
8668 * doc/tm.texi (EH_USES): New.
8670 * config/ia64/ia64.c (ia64_eh_uses): New.
8671 * config/ia64/ia64-protos.h: Update.
8672 * config/ia64/ia64.h (EH_USES): New.
8674 2002-03-19 Richard Henderson <rth@redhat.com>
8676 * varasm.c (output_constant_def): Fix stupid typo.
8678 2002-03-19 Richard Henderson <rth@redhat.com>
8681 * except.c (current_function_has_exception_handlers): New.
8682 * except.h: Declare it.
8683 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
8684 Combine tests that disable all sibcalls for the function.
8686 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
8688 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
8691 2002-03-19 Richard Henderson <rth@redhat.com>
8694 * config/ia64/ia64.c: Revert 2002-03-01 patch.
8695 * config/ia64/ia64.h (INIT_EXPANDERS): New.
8697 2002-03-19 Jim Blandy <jimb@redhat.com>
8699 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
8700 name, even if the replacement list contains no tokens, as required
8703 2002-03-19 Jason Merrill <jason@redhat.com>
8705 * varasm.c (globalize_decl): Get the name from the RTL, not
8706 DECL_ASSEMBLER_NAME.
8708 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
8710 2002-03-19 Bob Wilson <bob.wilson@acm.org>
8712 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
8713 subdi_carry): Define.
8715 2002-03-19 David Edelsohn <edelsohn@gnu.org>
8717 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
8718 about -fpic/-fPIC if extra_warnings set.
8720 2002-03-19 David Edelsohn <edelsohn@gnu.org>
8722 * expr.c (expand_expr): Sign-extend CONST_INT generated from
8723 TREE_STRING_POINTER.
8724 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
8726 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8728 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
8729 in favor of SP if FRAME_POINTER_REQUIRED is false.
8731 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
8733 * emit-rtl.c (gen_int_mode): New function.
8734 * rtl.h: Prototype for it.
8735 * combine.c (make_extraction, simplify_comparison), expmed.c
8736 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
8737 (convert_modes, store_field), optabs.c (expand_fix),
8738 simplify-rtx.c (neg_const_int, simplify_unary_real),
8740 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
8741 Use it instead of GEN_INT (trunc_int_for_mode (...)).
8743 2002-03-19 Jakub Jelinek <jakub@redhat.com>
8746 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
8747 convert_parm_for_inlining.
8748 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
8750 * langhooks-def.h: Likewise.
8751 * objc/objc-lang.c: Likewise.
8752 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
8754 * tree-inline.c (initialize_inlined_parameters):
8755 Call convert_parm_for_inlining lang hook if needed.
8756 * c-typeck.c (c_convert_parm_for_inlining): New function.
8757 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
8759 2002-03-18 Mark Mitchell <mark@codesourcery.com>
8761 * calls.c (precompute_arguments): Do not assume that temporaries
8762 can be destroyed after expanding the argument.
8763 (expand_call): Likewise.
8765 2002-03-15 Eric Christopher <echristo@redhat.com>
8767 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
8768 Fix register preference on last change.
8769 * config/mips/mips.c (mips_return_in_memory): New function.
8770 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
8771 * config/mips/mips-protos.h: Declare.
8772 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
8773 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
8775 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
8777 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
8779 (anddi3, iorsi3): Likewise.
8781 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
8782 use %gprel for symbols that are going to be placed in linkonce
8785 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
8786 RETURN_ADDRESS_POINTER_REGNUM to $ra.
8787 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
8788 not needed. Disregard leaf_function_p().
8789 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
8790 mips16 frame pointer.
8791 * config/mips/mips.md (store ra): Only to small SP offsets.
8792 2001-08-22 Graham Stott <grahams@redhat.com>
8793 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
8794 return a REG rtx for the return address register.
8796 2002-03-18 Bob Wilson <bob.wilson@acm.org>
8798 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
8799 constant-pool addresses as "mode-dependent".
8800 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
8802 2002-03-18 Jakub Jelinek <jakub@redhat.com>
8805 * expr.c (emit_group_load): Use extract_bit_field if
8806 needed for CONCAT arguments.
8808 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
8811 * arm.md (tablejump): Make this a define_expand. For PIC add the
8812 offset to the base of the table.
8813 (thumb_tablejump): Matcher for Thumb tablejump insn.
8814 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
8815 as the difference of two labels.
8816 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
8817 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
8819 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
8820 * arm.c (get_jump_table_size): If the table is not in the text
8821 section, return zero.
8823 2002-03-18 Bernd Schmidt <bernds@redhat.com>
8825 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
8827 (arm_reload_out_hi): Use gen_lowpart instead of
8828 gen_rtx_SUBREG to access QImode components.
8829 * config/arm/arm.md: Disable zero_extend split for QImode
8830 subregs in BIG_ENDIAN mode.
8831 (storehi_bigend): Match use of least significant byte.
8832 (storeinthi): Remove extraneous SUBREG.
8833 Add missing construction of operands[2].
8834 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
8835 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
8836 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
8838 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
8840 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
8843 2002-03-17 Richard Henderson <rth@redhat.com>
8845 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
8848 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
8850 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
8851 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
8853 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8855 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
8857 * predict.c (estimate_bb_frequencies): Delete unused variables.
8859 2002-03-17 Richard Henderson <rth@redhat.com>
8861 * config/ia64/ia64.c (ia64_attribute_table): Move before
8862 targetm definition. Make static.
8864 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
8866 * c-common.h (yyparse, c_common_parse_file): New.
8867 * c-lang.c: Include c-common.h.
8868 (LANG_HOOKS_PARSE_FILE): Redefine.
8869 * c-lex.c: Include c-common.h.
8870 (yyparse): Rename c_common_parse_file. Call yyparse.
8871 * c-parse.in (yyparse): Remove macro.
8872 * c-tree.h (yyparse_1): Remove.
8873 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
8874 (LANG_HOOKS_INITIALIZER): Update.
8875 * langhooks.h (struct lang_hoooks): New hook parse_file.
8876 * toplev.c (compile_file): Use parse_file hook.
8877 * tree.h (yyparse): Remove.
8878 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
8880 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
8882 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
8883 float_truncate, not fix.
8884 ("*truncdfsf2_real"): Ditto.
8885 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
8887 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
8889 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
8891 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
8892 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
8893 where appropriate. Make the second reference to
8894 leaf_function_p a function call, as intended. Reindented.
8896 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
8897 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
8899 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
8900 add register to non-constant into sp.
8902 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
8903 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
8904 (mips16_gp_pseudo_rtx): Lose.
8905 (INIT_EXPANDERS): Deleted.
8906 * config/mips/mips.c (mips_init_machine_status): New.
8907 (mips_free_machine_status): New.
8908 (mips_mark_machine_status): New.
8909 (override_options): Set them.
8910 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
8911 (struct machine_function): ... new. Replaced all references.
8912 (mips_add_gc_roots): Don't mark them.
8913 (embedded_pic_fnaddr_reg): New, extracted from...
8914 (embedded_pic_offset): ... here.
8915 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
8918 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
8920 * cppinit.c: Revert -MD removal.
8922 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8924 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
8925 soft registers by default for 68HC12.
8926 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
8927 when compiling with -fomit-frame-pointer.
8928 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
8929 (expand_epilogue): Likewise.
8930 (m68hc11_gen_rotate): Use exg when rotating by 8.
8932 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8934 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
8935 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
8936 (splits): Remove unused add splits.
8937 ("*addhi3_68hc12"): Tune constraints.
8938 ("addhi_sp"): Try to use X instead of Y in all cases and if the
8939 constant fits in 8-bits and D is dead use abx/aby instructions.
8940 ("*addhi3"): Remove extern declaration of ix_reg.
8941 ("*subsi3"): Optimize and provide new split.
8942 ("subhi3"): Cleanup.
8943 ("*subhi3_sp"): Avoid saving X if we know it is dead.
8944 (arith splits): For 68hc12 save the address register on the stack
8945 and do the arithmetic operation with a pop.
8947 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8949 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
8950 allocating QImode in address registers.
8951 ("*movqi_m68hc11"): Likewise.
8953 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
8955 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
8957 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
8959 * cppinit.c (print_help): Display -MD and -MMD.
8960 Don't display usage string. Update assertion syntax and
8962 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
8963 (cpp_handle_option): Update.
8965 2002-03-15 Chris Demetriou <cgd@broadcom.com>
8967 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
8968 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
8969 and define it so that regardless of target CPU size,
8970 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
8971 of "int" rather than "long."
8973 2002-03-15 Richard Henderson <rth@redhat.com>
8975 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
8978 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8980 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
8981 ("tstqi" split): Avoid using memory for tstqi on address register.
8982 (splits): Remove constraints.
8983 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
8984 ("cmpdf", "cmpsf"): Remove since not used.
8985 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
8986 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
8988 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8990 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
8991 ("neghi2"): Tighten constraints.
8992 ("one_cmplsi2"): Optimize and simplify split.
8993 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
8995 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8997 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
8998 and split of AND operation to clear the upper bits.
8999 ("*logicalsi3_zextqi"): Likewise.
9000 ("*logicallhi3_zexthi_ashift8"): Likewise.
9001 ("*logicalsi3_silshr16"): Likewise.
9002 ("logicalsi3_silshl16"): Likewise.
9003 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
9005 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9007 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
9008 (m68hc11_indirect_p): New function.
9009 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
9010 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
9012 (asm_print_register): Likewise.
9013 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
9014 (m68hc11_indirect_p): Declare.
9015 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
9016 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
9017 (TARGET_SWITCHES): New option -mrelax.
9018 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
9020 ("iorsi3", "xorsi3"): Likewise.
9021 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
9022 ("*andhi3_mem"): New to handle destination in memory with bclr
9023 and a scratch register.
9024 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
9025 ("*andhi3_const"): New when operand2 is constant.
9026 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
9027 ("*andhi3_gen"): Cleanup of the old "andhi3".
9028 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
9029 ("xorqi3"): Update constraints.
9031 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9033 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
9034 for reg_equiv_memory_loc when the operand is a register that does
9035 not get a hard register (stack location).
9036 (tst_operand): After reload, accept all memory operand.
9037 (symbolic_memory_operand): Fix detection of symbolic references.
9038 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
9039 accept symbols and any constant.
9041 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9043 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
9044 note on the insn that sets the soft frame register.
9045 (must_parenthesize): ix and iy are also reserved names.
9046 (print_operand_address): One more place where parenthesis are required
9047 to avoid confusion with register names.
9048 (m68hc11_gen_movhi): Allow push of stack pointer.
9049 (m68hc11_check_z_replacement): Fix handling of parallel with a
9051 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
9052 the replacement register is.
9053 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
9054 and D8_REGS classes.
9055 (MODES_TIEABLE_P): All modes are tieable except QImode.
9057 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9059 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
9060 (___subdi3): Likewise.
9061 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
9062 (__map_data_section): Optimize 68hc11 case.
9064 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9066 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
9067 than a shift to avoid adding a register with itself.
9068 (m68hc11_memory_move_cost): Take into account NO_REGS.
9069 (m68hc11_register_move_cost): Update and use memory move cost
9071 (m68hc11_address_cost): Make cost of valid offset not 0 so that
9072 it gives more opportunities to cse to optimize.
9073 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
9074 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
9076 2002-03-15 Mark Mitchell <mark@codesourcery.com>
9078 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
9079 * c-common.def (CLEANUP_STMT): New tree node.
9080 * c-common.h (CLEANUP_DECL): New macro.
9081 (CLEANUP_EXPR): Likewise.
9082 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
9083 * expr.c (expand_expr): Tidy.
9084 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
9085 * tree-inline.c (initialize_inlined_parameters): Clean up
9086 new local variables.
9088 2002-03-15 Jakub Jelinek <jakub@redhat.com>
9091 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
9092 before movrXX only, use reg_overlap_mentioned_p.
9093 Only special case NE if just one insn can be generated.
9095 2002-03-15 Jason Merrill <jason@redhat.com>
9097 * varasm.c (assemble_variable): Call resolve_unique_section before
9098 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
9101 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
9104 * arm.md (split pattern for thumb shiftable immediates): Add comment
9105 explaining non-obvious test.
9107 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
9110 * arm.md (movaddr, movaddr_insn): Delete.
9112 2002-03-15 Jason Merrill <jason@redhat.com>
9114 * toplev.c (wrapup_global_declarations): Clarify variable handling.
9115 -fkeep-static-consts doesn't apply to comdats.
9117 2002-03-14 Richard Henderson <rth@redhat.com>
9119 * c-decl.c: Include c-pragma.h.
9120 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
9121 (finish_function): Tidy.
9122 * c-pragma.c: Include c-common.h.
9123 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
9124 (handle_pragma_weak): Use them.
9125 (init_pragma): Register pending_weaks.
9126 * c-pragma.h (maybe_apply_pragma_weak): Declare.
9127 * print-tree.c (print_node): Print DECL_WEAK.
9128 * varasm.c (mark_weak_decls): Remove.
9129 (remove_from_pending_weak_list): Remove.
9131 (asm_emit_uninitialised): Call globalize_decl for weak commons.
9132 (weak_decls): Make a tree_list.
9133 (declare_weak): Cons weak_decls directly.
9134 (globalize_decl): Remove weak_decls elements directly.
9135 (weak_finish): Simplify weak_decls walk. Don't weaken unused
9136 symbols. Don't pretend to handle aliases.
9137 (init_varasm_once): Update weak_decls registry.
9138 * Makefile.in: Update dependencies.
9140 2002-03-14 Richard Henderson <rth@redhat.com>
9143 * config/ia64/ia64.c: Include tm_p.h last.
9144 (gen_nop_type): Remove duplicate definition.
9145 (cycle_end_fill_slots): Set sched_data for second L slot.
9146 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
9147 (nop_cycles_until): Fix typos.
9149 2002-03-15 Jakub Jelinek <jakub@redhat.com>
9151 PR optimization/5891
9152 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
9154 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
9156 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
9157 descriptors correctly.
9159 2002-03-14 Michael Meissner <meissner@redhat.com>
9161 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
9162 100, allowing MAX_UNROLLED_INSNS to be overridden.
9164 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
9167 * unroll.c (params.h): Include.
9168 (MAX_UNROLLED_INSNS): Delete, now in params.h.
9170 * doc/invoke.texi (--param max-unroll-insns): Document.
9172 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
9174 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
9176 * arm.md: Fix warnings about constraints in peepholes and splits.
9178 2002-03-14 Zack Weinberg <zack@codesourcery.com>
9180 * cpphash.h (struct lexer_state): Remove line_extension member.
9181 * cpplib.c (dequote_string, do_linemarker): New functions.
9182 (linemarker_dir): New data object.
9183 (DIRECTIVE_TABLE): No longer need to interpret #line in
9184 preprocessed source. Delete obsolete comment about return
9186 (end_directive, directive_diagnostics, _cpp_handle_directive):
9187 Don't muck with line_extension.
9188 (directive_diagnostics): No need to issue warnings for
9190 (_cpp_handle_directive): Issue warnings for linemarkers here,
9191 when appropriate. Dispatch linemarkers to do_linemarker, not
9193 (do_line): Code to handle linemarkers split out to do_linemarker.
9194 Convert escape sequences in filename argument, both places.
9196 * cppmacro.c (quote_string): Rename cpp_quote_string and
9197 export. All callers changed.
9198 * cpplib.h (cpp_quote_string): Prototype.
9199 * cppmain.c (print_line): Call cpp_quote_string on to_file
9202 * doc/cpp.texi: Document that escapes are now interpreted in
9203 #line and in linemarkers, and that non-printing characters are
9204 converted to octal escapes when linemarkers are generated.
9206 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
9208 * emit-rtl.c (try_split): Use delete_insns.
9209 * recog.c (split_all_insns): Fix terminating condition.
9211 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
9212 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
9215 * arm.c (arm_output_epilogue): Fix floating-point register save
9216 adjustment when using a frame pointer.
9218 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
9220 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
9221 * config/mips/mips.c (compute_frame_size): Retrofit them here.
9222 (save_restore_insns, mips_expand_epilogue): And here.
9223 (build_mips16_call_stub): And here.
9224 (mips_function_value): Use the new macros to decide whether a single
9225 or complex float can be returned in floating-point registers. Return
9226 a parallel rtx in the complex case.
9228 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
9230 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
9231 call after liveness analysis.
9233 * recog.c (split_insn): Use delete_insn_and_edges.
9235 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
9236 instructions to have branch prediction notes.
9237 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
9239 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
9241 * configure.in: Don't pass -Wno-long-long to a ADA compiler
9242 that doesn't support it.
9243 * configure: Regenerate.
9245 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9248 * config/sparc/sparc.md (normal_branch, inverted_branch,
9249 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
9250 inverted_fp_branch): Adjust calls to output_cbranch.
9251 Set length attribute.
9252 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
9253 output_v9branch. Set length attribute.
9254 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
9256 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
9257 (output_cbranch): Likewise. Handle far branches.
9258 (output_v9branch): Handle far branches.
9259 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
9261 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
9262 noov_compare64_op predicates.
9264 2002-03-13 Jason Merrill <jason@redhat.com>
9266 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
9267 into the function and constify it.
9268 * gthr-dce.h, gthr-solaris.h: Likewise.
9270 2002-03-13 David Edelsohn <edelsohn@gnu.org>
9272 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
9273 * config/rs6000/rs6000.c (rs6000_va_arg): Use
9274 std_expand_builtin_va_arg if not ABI_V4.
9276 2002-03-13 Jason Merrill <jason@redhat.com>
9278 * varasm.c (globalize_decl): New fn.
9279 (assemble_start_function): Use it.
9280 (asm_emit_uninitialized): Use it.
9281 (assemble_alias): Use it.
9282 (assemble_variable): Use it.
9284 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
9286 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
9287 2002-03-12 internal visibility change.
9288 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
9289 visibility into SYMBOL_REF_FLAG.
9291 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
9293 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
9294 VOIDmode operand. Add compile-time optimization for constant results.
9296 2002-03-12 Jason Merrill <jason@redhat.com>
9298 * c-typeck.c (convert_for_assignment): Don't allow conversions
9299 between pointers and references. Only allow lvalues to convert to
9302 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
9304 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
9305 before prologue, to avoid scheduling problems.
9307 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9309 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
9310 (ELIMINABLE_REGS): Add sfp->sp.
9311 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
9313 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9315 PR optimization/5892
9316 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
9318 2002-03-13 Jakub Jelinek <jakub@redhat.com>
9320 * loop.c (basic_induction_var): Don't call convert_modes if mode
9321 classes are different.
9323 2002-03-12 Richard Henderson <rth@redhat.com>
9325 PR optimization/5901
9326 * function.c (reposition_prologue_and_epilogue_notes): Position
9327 the markers after/before the last/first insn not deleted.
9329 2002-03-12 Richard Henderson <rth@redhat.com>
9331 PR optimization/5878
9332 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
9333 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
9334 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
9336 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
9337 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
9338 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
9340 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
9341 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
9342 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
9343 also. Don't set it if not flag_pic.
9344 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
9345 to be INVALID_REGNUM when not used.
9347 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
9349 * expmed.c (store_bit_field): Reset alias set for memory.
9350 (extract_bit_field): Same.
9352 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9354 * c-common.c (c_tree_code_type, c_tree_code_length,
9355 c_tree_code_name, add_c_tree_codes): Delete.
9356 * c-common.h (add_c_tree_codes): Delete.
9357 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
9359 * c-objc-common.c (c_objc_common_init): Don't call
9360 add_c_tree_codes, instead set lang_unsafe_for_reeval.
9361 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
9362 objc_tree_code_name, add_objc_tree_codes): Delete.
9363 (objc_init): Don't call add_objc_tree_codes.
9364 * objc/objc-lang.c (tree_code_type, tree_code_length,
9365 tree_code_name): Define.
9366 * toplev.c (lang_independent_init): Don't set
9367 tree_code_length[IDENTIFIER_NODE].
9368 * tree.c (tree_code_type, tree_code_length, tree_code_name):
9369 Delete definitions, moved to language front-ends.
9370 * tree.def (IDENTIFIER_NODE): Hardwire the length.
9371 * tree.h (tree_code_type, tree_code_length, tree_code_name):
9373 (tree_code_length): Change type to unsigned char.
9375 2002-03-12 Richard Henderson <rth@redhat.com>
9377 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
9378 internal visibility change.
9380 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9382 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
9383 validize_mem() instead of change_address to avoid clobbering
9386 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
9388 * c-lex.h (position_after_whitespace): Remove.
9390 2002-03-12 Jakub Jelinek <jakub@redhat.com>
9392 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
9393 (lex_string): Use unsigned char pointers.
9395 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
9397 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
9398 is not a valid memory_operand.
9400 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9402 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
9403 * config/xtensa/lib1funcs.asm: Fix copyright to include
9404 special case for libgcc files.
9405 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
9406 (__divsi3): Likewise.
9407 (__umodsi3): Likewise.
9408 (__modsi3): Likewise.
9409 * config/xtensa/lib2funcs.S: Fix copyright to include
9410 special case for libgcc files.
9412 2002-03-12 Tom Rix <trix@redhat.com>
9414 * collect2.c (resolve_lib_name): Move outside of
9415 OBJECT_FORMAT_COFF ifdef.
9416 (ignore_library): Same.
9418 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9420 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
9422 2002-03-12 Bob Wilson <bob.wilson@acm.org>
9424 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
9425 to function_section before writing out the constant pool.
9427 2002-03-12 David Edelsohn <edelsohn@gnu.org>
9429 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
9431 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
9433 2002-03-12 Alan Modra <amodra@bigpond.net.au>
9435 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
9439 (cmpsi splitter): Likewise.
9440 (modsi3): Fail if <= 0.
9441 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
9442 redundant test when HOST_BITS_PER_WIDE_INT != 32.
9443 (reg_or_sub_cint64_operand): Likewise.
9444 (num_insns_constant_wide): Optimize sign extension.
9445 (rs6000_legitimize_address): Likewise.
9447 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
9449 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9450 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9452 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
9454 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
9455 address calculation.
9457 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
9459 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
9460 scratch register to DImode / TImode.
9461 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
9462 register used does not overlap the target.
9464 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9466 * Makefile.in (debug.o): Depend on debug.h.
9467 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
9468 * debug.c (do_nothing_debug_hooks): Likewise.
9469 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
9470 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
9471 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
9472 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
9473 * dwarfout.c (dwarf_debug_hooks): Likewise.
9474 * integrate.c (output_inline_function): Likewise.
9475 * objc/objc-act.c (synth_module_prologue): Likewise.
9476 * sdbout.c (sdb_debug_hooks): Likewise.
9477 * toplev.c (debug_hooks): Likewise.
9478 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
9480 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9482 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
9483 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
9484 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
9485 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
9486 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
9487 * defaults.h (POINTER_SIZE): Define.
9488 * doc/tm.texi (POINTER_SIZE): Document default.
9490 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9492 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
9494 2002-03-11 Richard Henderson <rth@redhat.com>
9496 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
9497 if rebuild_label_notes_after_reload.
9499 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
9501 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
9502 emit pic register load if "internal" visibility.
9503 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
9504 (cris_expand_builtin_va_arg): Do all computations on trees.
9506 2002-03-11 Richard Henderson <rth@redhat.com>
9508 * rtlanal.c: Include recog.h.
9509 (keep_with_call_p): Fix thinko.
9510 * Makefile.in (rtlanal.o): Update dependencies.
9512 2002-03-11 Chris Meyer <cmeyer@gatan.com>
9514 * genflags.c (gen_insn): Use IS_VSPACE.
9515 * genoutput.c (output_insn_data): Likewise.
9516 (process_template): Likewise.
9518 2002-03-11 Richard Henderson <rth@redhat.com>
9520 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
9522 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
9524 * Makefile.in: Update.
9525 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
9526 Update documentation.
9527 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
9528 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
9530 2002-03-11 Zack Weinberg <zack@codesourcery.com>
9532 * Makefile.in: Give texi2pod its input file as a command line
9533 argument, not on stdin.
9535 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
9536 Daniel Berlin <dan@dberlin.org>
9538 C++ alias analysis improvement.
9539 * alias.c (record_component_aliases): Record aliases for base
9542 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
9544 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
9546 2002-03-11 Douglas B Rupp <rupp@gnat.com>
9548 * toplev.c (vms_fopen): Remove, not needed.
9550 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
9552 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
9554 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
9555 for FP, already done later.
9557 * toplev.c (debug_args): Add entry for VMS_DEBUG.
9558 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
9560 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
9562 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
9563 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
9564 LARGEST_EXPONENT_IS_NORMAL for the given mode.
9565 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
9566 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
9567 (ediv, emul, eldexp, esqrt): Likewise.
9568 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
9569 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
9570 (saturate): New function.
9571 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
9572 (make_nan): Use a saturation value instead of a NaN if
9573 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
9574 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
9575 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
9576 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
9577 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
9578 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
9579 !ROUND_TOWARDS_ZERO.
9580 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
9581 (ROUND_TOWARDS_ZERO): Document.
9583 2002-03-11 Andreas Jaeger <aj@suse.de>
9585 * cfg.c (dump_flow_info): Remove unused variable.
9587 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
9589 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
9590 computations on trees.
9592 2002-03-10 Richard Henderson <rth@redhat.com>
9595 * reload.c (copy_replacements_1): New.
9596 (copy_replacements): Use it to recurse through the rtx.
9598 2002-03-10 Richard Henderson <rth@redhat.com>
9600 * loop.c (strength_reduce): Compute number of iterations as
9601 unsigned HOST_WIDE_INT.
9603 2002-03-10 Richard Henderson <rth@redhat.com>
9605 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
9606 to move away from the end of the block.
9608 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
9610 PR preprocessor/5899
9611 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
9613 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9615 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
9617 * attribs.c (decl_attributes): Fix signed/unsigned warning.
9619 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
9621 * config/mmix/mmix.c: Improve comments.
9622 (mmix_target_asm_function_prologue): Drop variable
9623 empty_stack_frame. Don't allocate unused slot above fp.
9624 (mmix_target_asm_function_epilogue): Mirror prologue changes.
9625 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
9626 brace in first column.
9627 (enum reg_class): Ditto.
9628 (FIRST_PARM_OFFSET): Now 0.
9629 (USER_LABEL_PREFIX): Remove #if 0:d definition.
9631 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9633 * combine.c (make_extraction): Fix error in last change.
9635 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9637 * c4x.c (c4x_fp_reglist): Const-ify.
9638 * cris.c (cris_print_operand): Likewise.
9639 * i386.c (ix86_va_arg): Likewise.
9640 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
9641 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
9642 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
9643 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
9644 * mcore.h (regno_reg_class): Likewise.
9645 * mips.c (gen_int_relational): Likewise.
9646 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
9647 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
9648 * pdp11.c (move_costs): Likewise.
9649 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
9650 * s390.c (s390_branch_condition_mnemonic, regclass_map):
9652 * s390.h (regclass_map): Likewise.
9653 * sh.c (shift_amounts): Likewise.
9654 * sh.md (rotlsi3): Likewise.
9656 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
9658 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
9659 (ne0+5): Use new clobber to generate proper shift pattern.
9660 Patch by Michael Matz <matz@kde.org>.
9662 2002-03-09 Andreas Schwab <schwab@suse.de>
9664 * gcc.c (validate_all_switches): Also handle `%W{...}'.
9666 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
9668 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
9670 2002-03-09 Jakub Jelinek <jakub@redhat.com>
9673 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
9674 even for non-representable constants.
9676 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9678 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
9679 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
9680 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
9681 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
9682 (pop_function_context): Compute MAY_SHARE parameter for
9684 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
9685 (gen_mem_addressof): Call fixup_var_refs with new parm.
9687 * combine.c (make_extraction): Don't make extension of CONST_INT.
9689 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
9691 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
9692 in o32 and o64 ABIs.
9693 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
9694 but getting fixed-size structs passed in registers regardless of
9695 padding in o32 and o64 ABIs.
9697 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
9698 offset before loading address of argument passed by transparent
9701 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
9703 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
9705 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
9707 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
9708 marker such that registers after it are saved.
9710 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9712 * sparc.c (arith_4096_operand): Fix error in last change.
9714 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
9716 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
9719 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
9721 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
9724 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
9726 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
9728 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
9730 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
9731 removed; fix return value.
9732 * combine.c (combine_instructions): Dirtify blocks where we failed to
9733 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
9734 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
9736 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9738 * gcse.c (insert_insn_end_bb): Fix typo in last change.
9740 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
9742 * recog.c (peephole2_optimize): Re-distribute EH edges.
9744 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
9746 * expr.c (expand_expr): Use unsave lang hook.
9747 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
9748 (LANG_HOOKS_INITIALIZER): Update.
9749 * langhooks.h (struct lang_hooks): New hook unsave.
9750 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
9751 (unsave_expr_1): Remove unused lang_unsave_expr_now.
9752 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
9753 (unsave_expr_now): Remove.
9754 * tree.h (unsave_expr_now, lang_unsave,
9755 lang_unsave_expr_now): Remove.
9758 2002-03-08 Andreas Jaeger <aj@suse.de>
9760 * flow.c (propagate_block_delete_insn): Remove unused variable.
9762 2002-03-08 Kazu Hirata <kazu@hxi.com>
9764 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
9765 insn length for memory load/store.
9767 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
9769 * doc/install.texi (--with-libiconv-prefix): Document.
9771 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
9773 * doc/sourcebuild.texi: Fix typo.
9775 2002-03-08 Jakub Jelinek <jakub@redhat.com>
9778 * builtins.c (std_expand_builtin_va_arg): Do all computations on
9781 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9783 * rtl.c (copy_most_rtx): Move from here ...
9784 * emit-rtl.c (copy_most_rtx): ... to here.
9786 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
9788 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
9789 SUBTARGET_CPP_SIZE_SPEC.
9790 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
9792 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
9794 2002-03-07 Matt Hiller <hiller@redhat.com>
9796 * gensupport.c (first_dir_md_include): Renamed from include;
9797 change all references.
9798 (last_dir_md_include): Renamed from last_include; change all
9800 (init_md_reader): Unconditionally initialize base_dir whether or
9801 not filename is a relative path.
9803 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
9805 * config/fp-bit.c (_unord_f2): Compile it in even if
9806 US_SOFTWARE_GOFAST is enabled.
9808 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
9809 NULL_RTX. Set all HFmode operations as NULL_RTX.
9810 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
9811 NULL_RTX, try reversing the comparison and the operands.
9813 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
9815 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
9816 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
9819 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
9821 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
9823 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
9825 * basic-block.h (fixup_abnormal_edges): Declare.
9826 * reload1.c (fixup_abnormal_edges): New function.
9827 * reg-stack.c (convert_regs): Use it.
9829 * gcse.c (insert_insn_end_bb): Handle trapping insns.
9831 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
9833 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
9835 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
9836 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
9837 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
9838 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
9839 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
9840 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
9841 unless x and y could be infinite.
9842 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
9843 Check that the common type of both arguments is a real, even for
9844 targets without unordered comparisons. Allow an integer argument
9845 to be compared against a real.
9846 (expand_tree_builtin): Use expand_unordered_cmp.
9847 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
9848 * cse.c (fold_rtx): Likewise. Fix indentation.
9849 * fold-const.c (fold_real_zero_addition_p): New.
9850 (fold): Use it, and the new HONOR_... macros.
9851 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
9852 * jump.c (reversed_comparison_code_parts): After searching for
9853 the true comparison mode, use HONOR_NANS to decide whether it
9854 can be safely reversed.
9855 (reverse_condition_maybe_unordered): Remove IEEE check.
9856 * simplify-rtx.c (simplify_binary_operation): Use the new macros
9857 to decide which simplifications are valid. Allow the following
9858 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
9859 and (a - -b) to (a + b).
9860 (simplify_relational_operation): Use HONOR_NANS.
9861 * doc/tm.texi: Document the MODE_HAS_... macros.
9863 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
9865 * combine.c (simplify_comparison): If simplifying a logical shift
9866 right and compare with constant, force the comparison to unsigned.
9868 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
9870 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
9872 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
9874 (alt_reg_names): Remove % for vrsave.
9876 2002-03-06 Richard Henderson <rth@redhat.com>
9878 PR optimization/5844
9879 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
9880 if used indicates we've already emitted one copy of an operand.
9881 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
9882 (gen_split): Supply a non-null used.
9884 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
9886 * reload1.c (reload): Unshare all rtl after reload is done.
9888 * simplify-rtx.c (simplify_plus_minus): Do not abort,
9889 but simply fail if the expression is too complex to simplify.
9890 (simplify_gen_binary): Handle simplify_plus_minus failures.
9892 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
9894 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
9895 consistently call delete_trivially_dead_insns after CSE and GCSE;
9896 fix DFI_life dumping; do jump threading after liveness; do crossjumping
9897 after liveness2; update comment in last crossjumping.
9898 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
9900 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
9902 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
9903 after completing fast dead code elimination.
9905 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
9908 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
9910 * version.c: Fix misplaced leading blanks on first line.
9912 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
9914 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
9916 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
9918 * cfgcleanup.c (mentions_nonequal_regs): New function.
9919 (thread_jump): Use it.
9920 * toplev.c (rest_of_compilation): Run jump threading after
9923 2002-03-06 Jakub Jelinek <jakub@redhat.com>
9925 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
9928 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
9930 * predict.c (estimate_bb_frequencies): Do not reload the
9931 frequencies from notes.
9933 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
9935 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
9936 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
9938 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
9939 delete_noop_moves): Return indeger.
9940 * flow.c (ndead): New variable.
9941 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
9942 BB argument; update callers.
9943 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
9944 (life_analysis): Do not call purge_all_dead_edges.
9945 (update_life_info): Return number of deleted insns; print statistics.
9946 (update_life_info_in_dirty_blocks): likewise.
9947 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
9948 return number of insns deleted.
9950 * cse.c: Include timevar.h
9951 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
9952 iterate until stabilizes; print statistics; return number of killed
9954 * Makefile.in: (cse.o): Add timevar.h dependency
9955 * rtl.h (delete_trivially_dead_insns): New.
9956 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
9957 * toplev.c (rest_of_compilation): Update callers.
9959 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
9960 (try_optimize_cfg): Do not update liveness.
9961 (cleanup-cfg): Loop until try_optimize_cfg and dead code
9962 removal stabilizes; use delete_trivially_dead_insns.
9964 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
9966 2002-03-05 Zack Weinberg <zack@codesourcery.com>
9968 * cppmain.c (setup_callbacks): Disable #pragma and #ident
9969 callbacks when processing assembly language.
9971 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9973 * pa.h (ASM_FILE_END): Define.
9974 * som.h (ASM_FILE_END): Delete.
9976 * pa.c (function_arg): Don't pass floats in general registers in
9977 indirect calls if TARGET_ELF32.
9979 2002-03-05 Richard Henderson <rth@redhat.com>
9981 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
9983 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
9985 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
9987 2002-03-05 Jakub Jelinek <jakub@redhat.com>
9989 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
9990 -r command line. Don't hide any symbols if not building
9993 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
9995 * cfg.c (dump_flow_info): Warn about profile mismatches.
9996 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
9997 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
9999 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10001 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
10002 wide volatile memory by parts.
10004 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10006 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
10009 2002-03-05 Richard Henderson <rth@redhat.com>
10011 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
10013 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
10015 * toplev.c (documented_lang_options): Document more
10016 language-specific options.
10017 * doc/invoke.texi (Warning Options): Correct documentation for
10018 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
10019 * c-decl.c (c_decode_option): Use a table to handle warning options.
10021 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
10023 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
10024 parameter to mmix_encode_section_info.
10025 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
10026 relocatably. Always produce ELF, not mmo if linking relocatably.
10027 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
10028 first is non-zero, don't add symbol prefix.
10029 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
10030 prototype accordingly.
10032 2002-03-04 Krister Walfridsson <cato@df.lth.se>
10034 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
10036 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
10038 * configure.in: Increase required makeinfo version to 4.1.
10039 * configure: Regenerate.
10041 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
10043 * .cvsignore: Remove *.info* and genrtl*; these files are generated
10046 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
10048 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
10049 * doc/invoke.texi: Fix @math uses.
10051 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
10053 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
10056 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
10058 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
10059 (powerpc-*-eabisimaltivec*): Same.
10061 * config/rs6000/t-ppcendian: New.
10063 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10065 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
10066 nonimmediate_src_operand and nonimmediate_lsrc_operand to
10067 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
10069 2002-03-03 Richard Henderson <rth@redhat.com>
10071 * toplev.c (rest_of_decl_compilation): Revert last two changes.
10073 2002-03-03 Zack Weinberg <zack@codesourcery.com>
10075 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
10076 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
10077 tree.c, config/m68k/m68k.c:
10078 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
10079 REAL_ARITHMETIC blocks unconditional. Delete some further
10080 #ifdef blocks predicated on REAL_ARITHMETIC.
10081 * flags.h, toplev.c: Delete remaining references to
10082 flag_pretend_float.
10084 * doc/invoke.texi: Remove documentation of -fpretend-float.
10085 * doc/tm.texi: Describe the various REAL_* macros as provided by
10086 real.h, not by the target configuration files.
10088 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
10089 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
10090 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10091 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
10092 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
10093 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
10094 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
10095 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
10096 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
10097 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
10098 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
10099 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
10100 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
10101 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
10102 config/xtensa/xtensa.h:
10103 Do not define, undefine, or mention in comments any of
10104 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
10105 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
10106 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
10107 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
10108 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
10109 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
10110 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
10111 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
10112 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
10114 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10116 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
10117 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
10118 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
10119 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
10120 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
10121 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
10123 * defaults.h (BITS_PER_WORD): Define.
10124 * doc/tm.texi (BITS_PER_WORD): Document default value.
10126 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
10127 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
10128 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
10130 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10132 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
10133 lieu of explicit sizeof/sizeof.
10134 * i386.c (override_options, ix86_init_mmx_sse_builtins,
10135 ix86_expand_builtin): Likewise.
10136 * mips.c (mips_add_gc_roots): Likewise.
10137 * mmix.c (mmix_output_condition): Likewise.
10138 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
10139 altivec_init_builtins): Likewise.
10140 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
10141 * cppexp.c (Nsuff, parse_number): Likewise.
10142 * cppinit.c (builtin_array_end): Likewise.
10143 * gcc.c (n_default_compilers, process_command): Likewise.
10144 * genpreds.c (output_predicate_decls): Likewise.
10145 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
10146 * lcm.c (N_ENTITIES): Likewise.
10147 * stor-layout.c (set_sizetype): Likewise.
10149 2002-03-03 Richard Henderson <rth@redhat.com>
10151 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
10152 for types or labels.
10154 2002-03-03 Richard Henderson <rth@redhat.com>
10156 * c-decl.c (start_decl): Initialized variables are not common.
10158 2002-03-02 Per Bothner <per@bothner.com>
10160 * gcc.c (option_map): Suport new --bootclasspath option.
10161 --CLASSPATH is now just an alias for --classpath.
10163 2002-03-02 Richard Henderson <rth@redhat.com>
10165 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
10166 load if "internal" visibility.
10167 * doc/extend.texi: Document visibility meanings.
10169 2002-03-02 Richard Henderson <rth@redhat.com>
10171 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
10172 to functions as well.
10174 2002-03-02 Richard Henderson <rth@redhat.com>
10176 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
10177 (handle_visibility_attribute): Don't call assemble_visibility.
10178 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
10179 without asmspec. Invoke assemble_alias when needed.
10180 * varasm.c (maybe_assemble_visibility): New.
10181 (assemble_start_function, assemble_variable, assemble_alias): Use it.
10183 2002-03-02 Richard Henderson <rth@redhat.com>
10185 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
10186 invoke ENCODE_SECTION_INFO with first call flag.
10188 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
10189 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
10190 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
10191 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
10192 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
10193 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
10194 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
10195 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
10196 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
10197 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
10198 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
10199 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
10200 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
10201 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
10202 config/mcore/mcore-protos.h, config/mcore/mcore.c,
10203 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
10204 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
10205 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
10206 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
10207 config/sh/sh.h, config/sparc/sparc.h,
10208 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
10209 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
10210 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
10211 FIRST argument. As needed, examine it and do nothing.
10213 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
10214 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
10215 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
10217 * config/arm/t-pe (pe.o): Add dependencies.
10219 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10221 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
10222 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
10223 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
10224 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
10225 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
10226 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
10227 * defaults.h (BITS_PER_UNIT): Define.
10228 * doc/tm.texi (BITS_PER_UNIT): Document default value.
10230 2002-03-02 Kazu Hirata <kazu@hxi.com>
10232 * config/h8300/h8300-protos.h: Add a prototype for
10233 compute_a_shift_length.
10234 * config/h8300/h8300.c (h8300_asm_insn_count): New.
10235 (compute_a_shift_length): Likewise.
10236 (h8300_adjust_insn_length): Do not adjust insn length of shift
10238 * config/h8300/h8300.md (anonymous shift patterns): Use
10239 compute_a_shift_length.
10241 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10243 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
10244 trunc_int_for_mode.
10246 * emit-rtl.c (offset_address): Call update_temp_slot_address.
10248 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10250 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
10251 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
10252 * flags.h (flag_zero_initialized_in_bss): Declare.
10253 * toplev.c (flag_zero_initialized_in_bss): New flag.
10254 (lang_independent_options): Add flag_zero_initialized_in_bss.
10255 * tree.c (initializer_zerop): New function.
10256 * tree.h (initializer_zerop): Declare.
10257 * varasm.c (assemble_variable): If we can emit bss, put zero
10258 initializers in the bss section.
10260 2002-03-02 Alan Modra <amodra@bigpond.net.au>
10262 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
10263 like more than one symbol per .weak directive.
10265 2002-03-01 Richard Henderson <rth@redhat.com>
10267 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
10268 adjust argument_pointer by pretend_args_size.
10269 (ia64_va_start): Adjust va_start address by -pretend_args_size.
10271 2002-03-01 Kazu Hirata <kazu@hxi.com>
10273 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
10275 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
10277 * toplev.c (rest_of_compilation): Delete dead jumptables before
10279 * flow.c (delete_dead_jumptables): Make global.
10280 * rtl.h (delete_dead_jumptables): Declare.
10282 2002-03-01 David Edelsohn <edelsohn@gnu.org>
10284 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
10285 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
10286 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
10288 2002-03-01 Kazu Hirata <kazu@hxi.com>
10290 * config/h8300/h8300-protos.h: Fix formatting.
10291 * config/h8300/h8300.c: Likewise.
10292 * config/h8300/h8300.h: Likewise.
10294 2002-03-01 Kazu Hirata <kazu@hxi.com>
10296 * config/h8300/h8300.c (print_operand): Support 16-bit
10297 constant addresses.
10298 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
10300 2002-02-28 Richard Henderson <rth@redhat.com>
10302 * expmed.c (store_bit_field): Prevent generation of CONCATs;
10303 pun complex values as integers; use gen_lowpart instead of
10305 (extract_bit_field): Likewise.
10307 2002-03-01 Alan Modra <amodra@bigpond.net.au>
10308 David Edelsohn <edelsohn@gnu.org>
10310 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
10311 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
10312 (SUPPORTS_WEAK): Likewise.
10313 * output.h (add_weak): Add tree param.
10314 * varasm.c (add_weak): Likewise. Save decl.
10315 (struct weak_syms): Add decl field.
10316 (mark_weak_decls): New function.
10317 (init_varasm_once): ggc_add_root mark_weak_decls.
10318 (assemble_start_function): Use ASM_WEAKEN_DECL.
10319 (assemble_variable): Likewise.
10320 (assemble_alias): Likewise.
10321 (declare_weak): Pass decl to add_weak.
10322 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
10323 (remove_from_pending_weak_list): Declare and define for
10325 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
10326 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
10327 * defaults.h (SUPPORTS_WEAK): Likewise.
10328 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
10329 .weak for code sym. Do emit .size for descriptor sym.
10330 (ASM_DECLARE_FUNCTION_SIZE): Define.
10331 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
10332 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
10333 .lglobl unless TARGET_XCOFF. Formatting fixes.
10334 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
10335 .weak for code sym.
10336 (HANDLE_PRAGMA_WEAK): Remove.
10337 (ASM_WEAKEN_LABEL): Remove.
10338 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
10340 2002-03-01 Jason Merrill <jason@redhat.com>
10342 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
10343 (TARGET_EXPR_CLEANUP): New macro.
10345 2002-02-28 Steve Ellcey <sje@cup.hp.com>
10347 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
10348 to take ptr_extend into account as third type of extension.
10349 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
10350 fields used by SUBREG_PROMOTED_UNSIGNED_P.
10351 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
10352 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
10353 * calls.c (precompute_arguments): Use new macro.
10354 (expand_call): Ditto.
10355 * combine.c (nonzero_bits): Ditto.
10356 (record_promoted_value): Ditto.
10357 * expr.c (store_expr): Ditto.
10358 (expand_expr): Ditto.
10359 * function.c (assign_parms): Ditto.
10361 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
10363 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
10364 override -shared and -shared-libgcc.
10366 2002-02-28 David O'Brien <obrien@FreeBSD.org>
10368 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
10370 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
10373 2002-02-28 Richard Henderson <rth@redhat.com>
10375 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
10376 4 cycle latency from MM producers.
10377 (ia64_internal_sched_reorder): Likewise with pipeline flush.
10379 2002-02-28 Jakub Jelinek <jakub@redhat.com>
10381 * mklibgcc.in: Don't use GNU make extension.
10383 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
10385 * c-parse.in (STATIC): New terminal.
10386 (scspec): New non-terminal. Update productions accordingly.
10387 (program): Remove bogus ifc / end ifc.
10388 (array_declarator): Simplify production using STATIC.
10390 2002-02-28 Jim Meyering <meyering@lucent.com>
10392 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
10393 \a still means TARGET_BELL.
10395 2002-02-28 Richard Henderson <rth@redhat.com>
10397 * haifa-sched.c (sched_emit_insn): New.
10398 (schedule_block): Use last_scheduled_insn to track last insn.
10399 * sched-int.h (sched_emit_insn): Prototype.
10400 * config/ia64/ia64.c (last_issued): Remove.
10401 (ia64_variable_issue): Don't set it.
10402 (nop_cycles_until): Use sched_emit_insn.
10404 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
10406 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
10407 extended constants.
10409 2002-02-28 Kazu Hirata <kazu@hxi.com>
10411 * config/h8300/h8300.c: Fix formatting.
10412 * config/h8300/h8300.h: Likewise.
10414 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
10416 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
10417 which may overwrite the high byte of the frame pointer.
10419 2002-02-28 Bo Thorsen <bo@suse.de>
10421 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
10422 (STARTFILE_SPEC): Add 64 bit files.
10423 (ENDFILE_SPEC): Likewise.
10425 2002-02-28 Jason Merrill <jason@redhat.com>
10427 * c-decl.c (finish_function): Only warn about missing return
10428 statement with -Wreturn-type.
10430 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
10432 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
10434 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
10435 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
10437 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
10439 * basic-block.h (BB_REACHABLE): Renumber.
10440 (BB_DIRTY, BB_NEW): New flags.
10441 (clear_bb_flags): Declare.
10442 (update_life_info_in_dirty_blocks): Declare.
10443 * cfg.c (clear_bb_flags): New function.
10444 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
10445 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
10446 reorder_insns, emit_insn_after): Mark block as dirty.
10447 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
10448 (update_life_info_in_dirty_blocks): New function.
10449 * recog.c (apply_change_group): Dirtify block.
10451 * cse.c (cse_insn): Reorder emitting of jump insn to keep
10453 * gcse.c (delete_null_pointer_checks): Likewise.
10455 * toplev.c (dump_file_index): Move cse2 after bp,
10457 (dump_file_info): Similary.
10458 (rest_of_compilation): Avoid most of CFG rebuilds;
10459 do first if converision after null pointer checks, do cse2
10460 after branch prediction; avoid full liveness rebuild after
10461 initializing subregs.
10462 * invoke.texi (-d options): Document -du, renumber.
10464 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
10465 (notice_new_block): Do not set BB_UPDATE_LIFE.
10466 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
10467 merge_blocks_move_successor_nojumps, merge_blocks,
10468 try_crossjump_to_edge): Likewise.
10469 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
10470 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
10471 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
10472 (merge_of_block): Do not use life_data_ok.
10473 (find_if_case_1): Do not use SET_UPDATE_LIFE.
10474 (if_convert): Use BB_DIRTY mechanizm to update life.
10475 * lcm.c (optimize_mode_switching): Update
10476 update_life_info_in_dirty_blocks
10478 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
10480 * Makefile.in (integrate.o): Update.
10481 * c-decl.c (copy_lang_decl): Rename.
10482 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
10483 * integrate.c: Include langhooks.h.
10484 (copy_decl_for_inlining): Update to use langhook.
10485 * langhooks-def.h (lhd_do_nothing_t,
10486 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
10487 (LANG_HOOKS_INITIALIZER): Update.
10488 * langhooks.c (lhd_do_nothing_t): New.
10489 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
10490 * tree.h (copy_lang_decl): Remove.
10492 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
10494 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
10496 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
10497 POST_DEC, and POST_MODIFY.
10499 2002-02-27 Zack Weinberg <zack@codesourcery.com>
10501 * c-typeck.c (digest_init): Remove unused parameter; all
10504 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
10506 * expmed.c (expand_shift): Correctly test for low part of a
10509 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
10511 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
10512 insn UIDs with insn addresses.
10514 2002-02-27 Zack Weinberg <zack@codesourcery.com>
10516 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
10517 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
10518 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
10519 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
10520 gcc.c, toplev.c: Delete code implementing -traditional mode.
10522 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
10523 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
10524 Document removal of -traditional mode for compilation, and
10525 remove documentation only relevant to that mode.
10527 * config/nextstep.h, config/ptx4.h, config/svr4.h,
10528 config/convex/convex.h, config/d30v/d30v.h,
10529 config/i386/dgux.h, config/i386/osf1elf.h,
10530 config/i386/osfelf.h, config/i386/osfrose.h,
10531 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
10532 config/m68k/hp310.h, config/m88k/dgux.h,
10533 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
10534 config/m88k/m88k.h, config/m88k/openbsd.h,
10535 config/mips/abi64.h, config/mips/osfrose.h,
10536 config/mips/svr4-5.h, config/mips/svr4-t.h,
10537 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
10538 config/stormy16/stormy16.h: Remove all references to
10539 -traditional from target specs. Delete all mention of the
10540 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
10541 delete a couple of commented-out definitions of
10542 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
10545 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
10546 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
10548 2002-02-27 Zack Weinberg <zack@codesourcery.com>
10550 * mklibgcc.in: Don't use \n in a line subject to
10551 interpretation by echo.
10553 2002-02-27 Graham Stott <grahams@redhat.com>
10555 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
10558 * loop.c (prescan_loop): Handle PARALLEL.
10560 * unroll.c (loop_iterations): Return 0 if the add_val for
10563 * final.c (output_operand_lossage): Constify PFX_STR.
10565 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
10567 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
10569 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
10570 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
10572 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
10574 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
10576 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
10578 * cpplex.c (_cpp_lex_token): Handle directives in macro
10580 * cpplib.c (_cpp_handle_directive): Save and restore state
10581 if parsing macro args when entering a directive.
10582 * cppmacro.c (collect_args): No need to handle directives
10583 in macro arguments.
10584 (enter_macro_context, replace_args): Use the original macro
10585 definition in case it was redefined whilst collecting arguments.
10587 * cpp.texi: Update.
10589 2002-02-26 David Edelsohn <edelsohn@gnu.org>
10591 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
10592 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
10593 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
10595 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
10596 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
10597 (load_toc_v4_PIC_2): Same.
10599 2002-02-26 Alan Modra <amodra@bigpond.net.au>
10601 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
10603 2002-02-26 Richard Henderson <rth@redhat.com>
10605 * config/alpha/alpha.md (ashldi_se): Re-enable.
10607 2002-02-26 Richard Henderson <rth@redhat.com>
10609 * config/alpha/alpha.c (alpha_encode_section_info): Examine
10610 MODULE_LOCAL_P; improve commentary.
10612 2002-02-26 Zack Weinberg <zack@codesourcery.com>
10614 * doc/cpp.texi: Clarify documentation of relationship between
10615 #line and #include.
10617 2002-02-26 Kazu Hirata <kazu@hxi.com>
10619 * config/h8300/h8300-protos.h: Update the prototype for
10620 compute_logical_op_length. Add the prototype for
10621 compute_logical_op_cc.
10622 * config/h8300/h8300.c (compute_logical_op_length): Figure out
10623 code from operands.
10624 (compute_logical_op_cc): New.
10625 * config/h8300/h8300.md: Combine all the logical op patterns
10626 in HImode and SImode. Use compute_logical_op_cc.
10628 2002-02-26 Kelley Cook <kelleycook@comcast.net>
10630 * config/i386/i386.c (print_operand): Don't append ATT-style
10631 length suffixs to x87 opcodes when in Intel mode.
10633 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
10635 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
10636 (init_emit_once): Update calls.
10637 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
10638 (init_syntax_once): Prototype.
10640 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
10642 * pa-linux.h (LIB_SPEC): Update definition.
10643 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
10645 2002-02-26 Richard Henderson <rth@redhat.com>
10647 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
10648 if we emitted a stop bit.
10650 2002-02-26 Jakub Jelinek <jakub@redhat.com>
10652 * configure.in (libgcc_visibility): Substitute.
10653 * configure: Rebuilt.
10654 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
10655 defined symbols .hidden.
10657 2002-02-26 Jakub Jelinek <jakub@redhat.com>
10659 * attribs.c (c_common_attribute_table): Add visibility.
10660 (handle_visibility_attribute): New function.
10661 * varasm.c (assemble_visibility): New function.
10662 * output.h (assemble_visibility): Add prototype.
10663 * tree.h (MODULE_LOCAL_P): Define.
10664 * crtstuff.c (__dso_handle): Use visibility attribute.
10665 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
10666 for MODULE_LOCAL_P symbols too.
10667 * config/ia64/ia64.c (ia64_encode_section_info): Handle
10668 MODULE_LOCAL_P symbols the same way as local symbols.
10669 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
10670 into .sdata/.sbss by the user.
10671 * doc/extend.texi (Function Attributes): Document visibility
10674 2002-02-26 Jakub Jelinek <jakub@redhat.com>
10677 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
10678 STRING_CST initializer spanning the whole variable without
10680 If expand_expr returned MEM, don't use it.
10682 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
10684 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
10685 generate a die for the lexical block.
10687 2002-02-26 Kazu Hirata <kazu@hxi.com>
10689 * config/h8300/h8300-protos.h: Add a prototype for
10690 compute_logical_op_length.
10691 * config/h8300/h8300.c (compute_logical_op_length): New.
10692 * config/h8300/h8300.md (anonymous logical patterns): Use
10693 compute_logical_op_length for length.
10695 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
10697 * dwarf2out.c (modified_type_die): Do not call type_main_variant
10699 (gen_type_die): Same.
10701 * attribs.c (handle_vector_size_attribute): Set debug information.
10703 2002-02-26 Daniel Egger <degger@fhm.edu>
10705 * config/rs6000/rs6000.md: Swap define_insn attributes to
10706 fix incorrect generation of merge high instructions instead
10709 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
10711 * c-typeck.c (really_start_incremental_init): Use
10712 bitsize_zero_node for vectors.
10714 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
10716 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
10717 ("*set_vrsave_internal"): Same.
10719 2002-02-25 Richard Henderson <rth@redhat.com>
10721 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
10722 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
10724 2002-02-25 Jakub Jelinek <jakub@redhat.com>
10727 * config/i386/i386.c (ix86_return_pops_args): Only pop
10728 fake structure return argument if it was passed on the stack.
10730 2002-02-25 Jason Merrill <jason@redhat.com>
10732 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
10735 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
10737 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
10738 link with shared_name only.
10739 * doc/invoke.texi (Link Options): Document new behavior.
10741 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
10743 * c-typeck.c (push_init_level): Handle vectors.
10745 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
10747 * config/sparc/sparc.c (const64_high_operand): Zero-extend
10748 operands of SPARC_SETHI_P.
10749 (input_operand): Likewise.
10750 (sparc_emit_set_const32): Likewise.
10751 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
10752 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
10753 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
10754 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
10755 (movdi_insn_sp64_vis): Likewise.
10756 (movdi split, movdf split): Use SETHI32.
10757 * doc/md.texi: Document SPARC constraints L, M and N.
10759 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
10761 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
10762 ("*set_vrsave_internal"): use mfspr for Darwin.
10764 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
10765 gen_get_vrsave_internal.
10767 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10769 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
10771 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
10773 * cpplex.c (cpp_interpret_charconst): Get signedness or
10774 otherwise of wide character constants correct.
10775 * cppexp.c (lex): Get signedness of wide charconsts correct.
10777 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10779 * optabs.c (widen_operand): Only call convert_modes for
10780 promoted SUBREG if signedness matches.
10781 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
10783 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
10785 * cpplib.c (glue_header_name): Use local buffer to build up
10788 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
10790 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
10792 2002-02-23 Kazu Hirata <kazu@hxi.com>
10794 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
10795 H8/300[HS] separately.
10796 * config/h8300/h8300.md: Remove the early clobber constraint
10797 from bit field patterns.
10799 2002-02-23 Kazu Hirata <kazu@hxi.com>
10801 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
10803 (mulhisi3): Likewise.
10804 (umulqisi3): Likewise.
10805 (umulhisi3): Likewise.
10807 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
10809 * cppinit.c (output_deps): Correct test for stdout output.
10810 (init_dependency_output): Cure warning.
10812 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10814 * expr.c (store_expr): When converting expression to promoted
10815 equivalent type, allow using SUBREG_REG of TARGET as the target
10816 of the expansion of EXP.
10817 * loop.c (basic_induction_var, case SUBREG): Always look inside.
10818 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
10819 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
10820 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
10821 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
10823 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
10825 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
10826 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
10827 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
10829 2002-02-23 Jakub Jelinek <jakub@redhat.com>
10831 PR optimization/5747
10832 * loop.c (scan_loop): Update reg info if move_movables created new
10835 2002-02-23 David Edelsohn <edelsohn@gnu.org>
10837 * gcc.c (init_gcc_spec): Revert last change.
10839 2002-02-23 David Edelsohn <edelsohn@gnu.org>
10841 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
10842 gpc_reg_operand constraint.
10844 2002-02-23 Alan Modra <amodra@bigpond.net.au>
10846 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
10847 Simplify comparison of `low'.
10848 (add_operand): Fix formatting.
10849 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
10850 (mask_operand): Disallow mask to wrap in 64-bit mode.
10851 (rs6000_stack_info): Remove redundant test setting push_p.
10852 (output_toc): Fix formatting.
10853 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
10854 cc_reg_not_cr0_operand constraint.
10855 (booldi3, boolcdi3 splitters): Same.
10857 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
10859 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
10861 2002-02-22 David Edelsohn <edelsohn@gnu.org>
10863 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
10864 gcc invoked with -shared-libgcc.
10866 2002-02-22 Jakub Jelinek <jakub@redhat.com>
10869 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
10870 decl if any of elements was TREE_USED.
10872 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
10874 * config/sparc/sol2.h: Don't include sys/mman.h.
10875 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
10876 (arith_4096_operand): Don't throw high bits away.
10877 (const64_operand): Take sign extension of CONST_INTs into account.
10878 (const64_high_operand, sparc_emit_set_const32): Likewise.
10879 (GEN_HIGHINT64): Likewise.
10880 (sparc_emit_set_const64_quick1): Likewise.
10881 (const64_is_2insns): Likewise.
10882 (print_operand): Use trunc_int_for_mode for sign extension.
10883 * config/sparc/sparc.h (SMALL_INT32): Likewise.
10884 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
10885 chars. Assume CONST_INT is already properly sign-extended.
10886 (movdi split): Sign-extend each SImode part.
10887 (andsi3 split): Don't mask high bits off, so that result
10888 remains properly sign-extend.
10889 (iorsi3 split): Likewise.
10890 (xorsi3 split): Likewise.
10892 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
10894 * fold-const.c (fold): Fix typo in comments.
10896 2002-02-21 Diego Novillo <dnovillo@redhat.com>
10898 * Makefile.in (langhooks.o): Update dependencies.
10900 2002-02-21 Diego Novillo <dnovillo@redhat.com>
10902 * langhooks.c: Include flags.h.
10904 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
10906 * testsuite/gcc.dg/attr-alwaysinline.c: New.
10908 * c-common.c (c_common_post_options): Set inline trees by
10911 * doc/extend.texi (Function Attributes): Document always_inline
10913 Update documentation about inlining when not optimizing.
10915 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
10917 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
10918 unless DECL_ALWAYS_INLINE.
10920 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
10921 unless DECL_ALWAYS_INLINE.
10922 (c_disregard_inline_limits): Disregard if always_inline set.
10924 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
10925 Disregard if always_inline set.
10926 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
10927 unless DECL_ALWAYS_INLINE.
10929 * attribs.c (handle_always_inline_attribute): New.
10930 (c_common_attribute_table): Add always_inline.
10932 * config/rs6000/altivec.h: Add prototypes for builtins
10933 requiring the always_inline attribute.
10935 2002-02-21 Eric Christopher <echristo@redhat.com>
10937 * expmed.c (store_bit_field): Try to simplify the subreg
10938 before generating a new one when when the mode size of
10939 value is less than maxmode.
10941 2002-02-21 Richard Henderson <rth@redhat.com>
10943 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
10944 than gen_rtx_PLUS to form the sum.
10945 * explow.c (force_reg): Rearrange to not allocate new pseudo
10946 when force_operand returns a register.
10947 * expr.c (expand_assignment): Allow offset_rtx expansion to
10948 return a sum. Do not force addresses into registers.
10949 (expand_expr): Likewise.
10950 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
10951 to canonicalize arithmetic that didn't simpify.
10952 (simplify_plus_minus): New argument force; update
10953 all callers. Don't split CONST unless we can do something with it,
10954 and wouldn't lose the constness of the operands.
10956 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
10957 that we generated earlier.
10959 2002-02-21 Tom Tromey <tromey@redhat.com>
10961 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
10962 (output_line_info): Use constant `1', with a long explanatory
10964 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
10966 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
10968 * jump.c (redirect_jump): If old label has no UID, don't try to
10971 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
10973 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
10974 If input is constant, do shifts at compile time.
10976 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
10978 * doc/extend.texi: Fix some more overfull hboxes.
10980 2002-02-21 Jakub Jelinek <jakub@redhat.com>
10982 PR optimization/4994
10983 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
10986 2002-02-21 Jakub Jelinek <jakub@redhat.com>
10989 * expr.h (expand_and): Add mode argument.
10990 * expmed.c (expand_and): Add mode argument.
10991 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
10992 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
10993 * except.c (expand_builtin_extract_return_addr): Likewise.
10994 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
10995 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
10996 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
10997 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
10998 * config/c4x/c4x.md: Use GEN_INT (x) instead of
10999 gen_rtx (CONST_INT, VOIDmode, x).
11001 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11004 * stmt.c (warn_if_unused_value): Move side effects test once more.
11006 2002-02-20 Torbjorn Granlund <tege@swox.com>
11008 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
11009 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
11011 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
11013 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
11014 SUBREG or ZERO_EXTEND.
11016 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
11018 * sh.h (current_function_anonymous_args): Remove.
11019 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
11020 of current_function_varargs and current_function_stdarg is set.
11021 * sh.c (sh_expand_prologue): Check current_function_varargs /
11022 current_function_stdarg / TARGET_SH5 instead of
11023 current_function_anonymous_args.
11025 * sh64.h (TARGET_VERSION): Define.
11027 2002-02-20 David Edelsohn <edelsohn@gnu.org>
11029 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
11030 VRSAVE_REGNO on TARGET_ALTIVEC.
11032 2002-02-20 Alan Modra <amodra@bigpond.net.au>
11034 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
11035 bits of SImode const_int.
11036 (includes_rshift_p): Likewise.
11037 (print_operand): Call mask_operand and mask64_operand with correct
11039 (rs6000_output_function_epilogue): Pad traceback table to word.
11040 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
11041 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
11042 mask64_operand with correct mode.
11043 (FUNCTION_ARG_REGNO_P): Correct parentheses.
11045 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11048 * varasm.c (get_pool_constant_mark): New.
11049 * rtl.h (get_pool_constant_mark): Add prototype.
11050 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
11051 be represented if it has not been output.
11053 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11055 * combine.c (do_SUBST): Sanity check substitutions of
11056 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
11057 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
11058 CONST_INT into its operand.
11059 (known_cond): Likewise, for ZERO_EXTEND.
11060 * simplify-rtx.c (simplify_unary_operation): Fix condition to
11061 allow for simplification of wide modes. Reject CONST_INTs in
11062 ZERO_EXTEND when their actual mode is not given.
11064 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11066 * c-decl.c (pushdecl): If no global declaration is found for an
11067 extern declaration in block scope, try a limbo one.
11069 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11072 * c-common.c (pointer_int_sum): Moved from...
11073 * c-typeck.c (pointer_int_sum): ...here.
11074 * c-common.h (pointer_int_sum): Add prototype.
11076 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11079 * c-decl.c (duplicate_decls): Return 0 if issued error about
11082 2002-02-20 Roger Sayle <roger@eyesopen.com>
11083 Jakub Jelinek <jakub@redhat.com>
11086 * tree.c (host_integerp): Ensure that the constant integer is
11087 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
11088 when pos is zero or non-zero respectively. Clarify comment.
11089 * c-format.c (check_format_info_recurse): Fix host_integerp
11090 usage; the pos argument should be zero when assigning to a
11091 signed HOST_WIDE_INT.
11093 2002-02-20 Richard Henderson <rth@redhat.com>
11095 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
11096 of the operand, rather than assuming TImode.
11097 (ix86_expand_binop_builtin): Cope with commutative patterns
11098 using nonimmediate_operand for both operands.
11099 (ix86_expand_timode_binop_builtin): Likewise.
11100 (ix86_expand_store_builtin): Validate operand 1.
11101 (ix86_expand_unop1_builtin): Likewise.
11103 2002-02-20 Philip Blundell <philb@gnu.org>
11106 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
11108 2002-02-20 Richard Henderson <rth@redhat.com>
11111 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
11113 2002-02-20 Tom Tromey <tromey@redhat.com>
11115 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11116 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11117 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11118 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11119 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
11122 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
11124 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
11125 for (const_int 0) in X not just INTVAL.
11127 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
11129 * doc/extend.texi: Avoid or reduce overfull hboxes.
11131 2002-02-20 Diego Novillo <dnovillo@redhat.com>
11133 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
11134 operations if the field does not start at a mode boundary.
11136 2001-02-20 Joel Sherrill <joel@OARcorp.com>
11138 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
11139 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
11140 Also done for -Acpu and -Amachine.
11142 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
11144 * cppinit.c (init_dependency_output): Take deps output file
11145 from -o if none given with -MF. Suppress normal output.
11146 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
11147 * doc/cpp.texi, doc/invoke.texi: Update.
11149 2002-02-19 Zack Weinberg <zack@codesourcery.com>
11151 * toplev.c (output_quoted_string): Write unprintable
11152 characters with octal escapes.
11154 2002-02-19 David Edelsohn <edelsohn@gnu.org>
11156 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
11157 really_call_used[VRSAVE_REGNO] if not Altivec.
11159 2002-02-19 Alan Modra <amodra@bigpond.net.au>
11161 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
11163 (constant_pool_expr_1): Fix formatting.
11164 (rs6000_legitimize_reload_address): Likewise.
11166 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11168 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
11169 now that we have one.
11171 2002-02-19 Zack Weinberg <zack@codesourcery.com>
11173 * tree.h (struct tree_common): Remove aux. Add unused_0 at
11174 end of first block of bitfields (which was only seven bits);
11175 rename dummy to unused_1; remove comment which is no longer true.
11177 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
11179 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
11181 2002-02-19 Philip Blundell <pb@nexus.co.uk>
11184 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
11188 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
11189 arm_is_longcall_p rather than inspecting call-type cookie
11191 (call_value_insn) [TARGET_THUMB]: Likewise.
11193 2002-02-19 Graham Stott <grahams@redhat.com>
11195 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
11197 2002-02-19 David Edelsohn <edelsohn@gnu.org>
11199 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
11200 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
11201 (FP_SAVE_INLINE): Delete.
11203 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
11204 * config/rs6000/eabi.asm: Remove ABI save restore routines.
11205 * config/rs6000/t-ppccomm: Build crtsavres.o.
11206 * config/rs6000/crtsavres.asm: New file.
11208 2002-02-19 Philip Blundell <philb@gnu.org>
11210 * config/arm/arm.c (use_return_insn): Don't reject interrupt
11212 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
11213 (output_return_instruction): Allow interrupt functions to return with
11214 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
11215 (arm_expand_prologue): Subtract 4 before stacking LR in an
11216 interrupt function.
11218 2002-02-19 Philip Blundell <pb@nexus.co.uk>
11220 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
11221 decl, not just FUNCTION_DECL.
11222 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
11223 (arm_assemble_integer): Likewise.
11224 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
11227 2002-02-19 matthew green <mrg@eterna.com.au>
11229 * config.gcc (sparc-*-netbsdelf*): Enable target.
11230 (sparc64-*-netbsd*): New target.
11231 * config/sparc/netbsd-elf.h: New file.
11232 * config/sparc/t-netbsd64: New file.
11234 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
11236 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
11238 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
11240 * doc/invoke.texi: explicitly list the style guidelines that
11241 -Weffc++ checks for.
11243 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
11245 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
11247 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
11250 * gcc.c (cpp_unique_options): Treat -o as indicating object file
11251 only if not -E. If -E, pass -o through to the preprocessor.
11253 2002-02-19 Kazu Hirata <kazu@hxi.com>
11255 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
11256 register number with an appropriate macro.
11258 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
11260 * doc/rtl.texi (Constants): Close @code tag.
11262 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
11264 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
11265 ("mmx_uavgv4hi3"): Same.
11266 ("pmulhrwv4hi3"): Same.
11268 * tree-inline.c (walk_tree): Handle vectors.
11270 * c-common.c (constant_expression_warning): Handle vectors.
11271 (overflow_warning): Same.
11273 * sched-deps.c (sched_analyze_2): Handle vectors.
11275 * rtlanal.c (rtx_unstable_p): Handle vectors.
11276 (rtx_varies_p): Same.
11277 (count_occurrences): Same.
11278 (regs_set_between_p): Same.
11279 (modified_between_p): Same.
11280 (modified_in_p): Same.
11281 (volatile_insn_p): Same.
11282 (volatile_refs_p): Same.
11283 (side_effects_p): Same.
11284 (may_trap_p): Same.
11285 (inequality_comparisons_p): Same.
11286 (replace_regs): Same.
11287 (computed_jump_p_1): Same.
11289 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
11291 (inner_mode_array): New.
11292 (copy_rtx): Handle vectors.
11293 (copy_most_rtx): Same.
11294 (rtx_equal_p): Same.
11295 (get_mode_alignment): Adjust for vectors.
11297 * resource.c (mark_referenced_resources): Handle vectors.
11298 (mark_set_resources): Same.
11300 * reload1.c (eliminate_regs): Handle vectors.
11301 (elimination_effects): Same.
11302 (scan_paradoxical_subregs): Same.
11304 * reload.c (subst_reg_equivs): Handle vectors.
11306 * regrename.c (scan_rtx): Handle vectors.
11308 * regclass.c (reg_scan_mark_refs): Handle vectors.
11310 * recog.c (find_single_use_1): Handle vectors.
11312 * local-alloc.c (equiv_init_varies_p): Handle vectors.
11313 (contains_replace_regs): Same.
11314 (memref_referenced_p): Same.
11316 * integrate.c (copy_rtx_and_substitute): Handle vectors.
11317 (subst_constants): Same.
11319 * genattrtab.c (attr_copy_rtx): Handle vectors.
11320 (encode_units_mask): Same.
11321 (clear_struct_flag): Same.
11322 (count_sub_rtxs): Same.
11324 * gcse.c (want_to_gcse_p): Handle vectors.
11325 (oprs_unchanged_p): Same.
11326 (hash_expr_1): Same.
11327 (oprs_not_set_p): Same.
11328 (expr_killed_p): Same.
11329 (compute_transp): Same.
11330 (store_ops_ok): Same.
11332 * function.c (purge_addressof_1): Do not allow paradoxical subregs
11334 (fixup_var_refs_1): Same.
11335 (instantiate_virtual_regs_1): Same.
11337 * fold-const.c (operand_equal_p): Handle vectors.
11339 (rtl_expr_nonnegative_p): Same.
11341 * flow.c (mark_used_regs): Handle vectors.
11343 * df.c (df_uses_record): Handle vectors.
11345 * cselib.c (cselib_subst_to_values): Handle vectors.
11346 (cselib_mem_conflict_p): Same.
11349 * cse.c (canon_reg): Handle vectors.
11351 (cse_process_notes): Same.
11352 (count_reg_usage): Same.
11353 (canon_hash): Same.
11355 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
11357 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
11359 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
11360 (gen_rtx): Handle CONST_VECTOR.
11361 (gen_const_vector_0): New.
11362 (copy_rtx_if_shared): CONST_VECTORs can be shared.
11363 (reset_used_flags): Same.
11364 (copy_insn_1): Same.
11365 (initializer_constant_valid_p): Handle VECTOR_CST.
11367 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
11369 * doc/rtl.texi (Constants): Document const_vector.
11370 (CONST0_RTX): Update for vectors.
11371 (RTL sharing): Same.
11373 * print-tree.c (print_node): Add case for VECTOR_CST.
11375 * tree.h (TREE_VECTOR_CST_ELTS): New.
11376 (struct tree_vector): New.
11377 (union tree_node): Add vector node.
11378 (build_vector): Add prototype.
11380 * tree.def (VECTOR_CST): New.
11382 * tree.c (build_vector): New.
11384 * expmed.c (make_tree): Handle CONST_VECTOR.
11386 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
11387 (CONST_VECTOR_ELT): New.
11388 (CONST_VECTOR_NUNITS): New.
11390 * machmode.h (GET_MODE_INNER): New.
11391 (DEF_MACHMODE): Accept 8th arg.
11393 * machmode.def: Add 8th argument for vector inner mode.
11394 Add inner vector modes for vectors.
11396 * rtl.def (VEC_CONST): Remove.
11397 (CONST_VECTOR): New.
11399 * expr.c (clear_storage): Allow vectors.
11400 (is_zeros_p): Handle VECTOR_CST.
11402 * varasm.c (output_constant_pool): Handle vectors.
11403 (rtx_const): Add veclo and vechi fields.
11404 (kind): Add RTX_VECTOR.
11405 (decode_rtx_const): Add case for vector.
11407 * config/rs6000/rs6000-protos.h: Add zero_constant.
11409 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
11410 constants. Force easy vector constants into memory.
11411 (easy_vector_constant): New.
11412 (emit_easy_vector_constant): New.
11413 (rs6000_legitimize_reload_address): Do not generate bad reloads on
11416 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
11418 ("altivec_lvxl"): Same.
11419 (altivec_lvebx): Same.
11420 (altivec_lvehx): Same.
11421 (altivec_lvewx): Same.
11422 ("*movv4si_const0"): New.
11423 ("*movv4sf_const0"): New.
11424 ("*movv8hi_const0"): New.
11425 ("*movv16qi_const0"): New.
11427 2002-02-18 Kazu Hirata <kazu@hxi.com>
11429 * config/h8300/h8300.c (notice_update_cc): Use
11432 2002-02-18 Kazu Hirata <kazu@hxi.com>
11434 * config/h8300/h8300.md (divmod patterns): Change the
11435 constraints for operands[1] to register_operand.
11437 2002-02-18 Kazu Hirata <kazu@hxi.com>
11439 * config/h8300/h8300-protos.h: Remove the prototype for
11441 * config/h8300/h8300.c (p_operand): Remove.
11442 * config/h8300/h8300.md: Replace p_operand with
11445 2002-02-18 Philip Blundell <pb@nexus.co.uk>
11447 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
11449 (output_return_instruction): Allow use of LDR to unstack
11450 return addresss even for interrupt handlers or when
11451 interworking. If compiling for ARMv5, use interworking-safe
11452 return instructions by default. Remove duplicated code and
11453 lengthy "strcat" sequences.
11455 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11457 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
11458 (LINK_EH_SPEC): Define.
11459 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
11461 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
11463 * config/s390/s390.c (s390_emit_prologue): Do not set the
11464 frame_related flag for call-clobbered registers.
11466 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
11468 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
11469 (construct_container): Fix handling of SSE operands.
11470 (ix86_expand_builtin): Fix handling of 64bit pointers.
11471 (mmx_maskmovq_rex): New pattern.
11473 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
11475 * regrename.c (kill_set_value): Handle subregs properly.
11477 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
11479 * objc/objc-act.c (handle_impent): Remove leading '*'
11480 from objc_class_name.
11482 2002-02-17 Richard Henderson <rth@redhat.com>
11484 * config/alpha/alpha.c (some_small_symbolic_operand,
11485 some_small_symbolic_operand_1, split_small_symbolic_operand,
11486 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
11487 Handle small SYMBOL_REFs anywhere, not just inside memories.
11488 * config/alpha/alpha-protos.h: Update.
11489 * config/alpha/alpha.h (PREDICATE_CODES): Update.
11490 * config/alpha/alpha.md (small symbolic operand splitter): Update.
11492 2002-02-17 Roland McGrath <roland@frob.com>
11494 * config.gcc (powerpc-*-gnu-gnualtivec*,
11495 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
11496 * config/rs6000/gnu.h: New file.
11497 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
11498 Grok "gnu" in rs6000_abi_name.
11499 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
11500 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
11501 Grok -mcall-gnu analogous to -mcall-linux et al.
11502 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
11503 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
11504 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
11506 2002-02-17 Jakub Jelinek <jakub@redhat.com>
11509 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
11512 2002-02-17 Philipp Thomas <pthomas@suse.de>
11514 * config/cris/cris.h: Undefine STARTFILE_SPEC and
11515 ENDFILE_SPEC before (re)defining them.
11517 2002-02-17 Kazu Hirata <kazu@hxi.com>
11519 * config/h8300/h8300.c: Fix formatting.
11520 * config/h8300/h8300.h: Likewise.
11522 2002-02-17 Philipp Thomas <pthomas@suse.de>
11524 * doc/tm.texi: Explain why empty strings should not be
11525 marked for translation.
11527 2002-02-17 Philipp Thomas <pthomas@suse.de>
11529 * final.c (output_operand_lossage): Changed to accept
11530 printf style arguments. Change calls where necessary.
11531 * output.h (output_operand_lossage): Change declaration
11532 accordingly. Update copyright.
11533 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
11534 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
11535 Update copyright date where necessary.
11537 * config/i386/i386.c (print_operand): Likewise. Remove use of
11540 * config/cris/cris.c (cris_operand_lossage): Likewise.
11541 Rename parameter so that exgettext recognizes it as
11542 translatable message.
11543 (LOSE_AND_RETURN): Rename parameter to msgid.
11545 2002-02-17 Kazu Hirata <kazu@hxi.com>
11547 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
11548 hard coded register number with an appropriate macro.
11549 (HARD_REGNO_MODE_OK): Likewise.
11550 (ARG_POINTER_REGNUM): Likewise.
11551 (STATIC_CHAIN_REGNUM): Likewise.
11552 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
11553 * config/h8300/h8300.md (define_constants): Define more
11556 2002-02-17 Philipp Thomas <pthomas@suse.de>
11558 * config/i386/i386.h: Don't mark empty strings for translation.
11560 2002-02-16 H.J. Lu <hjl@gnu.org>
11562 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
11564 2002-02-16 Zack Weinberg <zack@codesourcery.com>
11566 * cppinit.c (merge_include_chains): Check for brack being
11567 NULL before attempting to merge it with qtail.
11569 2002-02-16 Andrew Cagney <ac131313@redhat.com>
11571 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
11574 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11576 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
11578 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11580 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
11581 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
11582 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
11584 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11586 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
11587 now only if !TARGET_FIX.
11588 (*movsi_nt_vms_fix): New pattern.
11590 2002-02-16 Douglas B Rupp <rupp@gnat.com>
11592 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
11593 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
11594 (alpha_sa_mask, alpha_sa_size): Reflect above change.
11595 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
11596 (alpha_start_function, alpha_expand_epilogue): Likewise.
11597 (unicosmk_gen_dsib): Likewise.
11599 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11601 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
11603 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
11605 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
11606 check_and_change_labels, s390_final_chunkify): Delete.
11607 (s390_split_branches, s390_chunkify_pool): New functions.
11608 (s390_function_prologue): Call them.
11610 * config/s390/s390.h (S390_REL_MAX): Delete.
11611 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
11613 * config/s390/s390.md (cjump, icjump, jump): Fix length
11614 attribute calculation.
11617 2002-02-15 David Edelsohn <edelsohn@gnu.org>
11619 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
11620 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
11622 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
11624 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
11625 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
11626 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
11628 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
11630 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
11632 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
11634 * reload.c (find_dummy_reload): Check that an output register
11635 is valid for its mode.
11637 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
11639 * combine.c (known_cond): After replacing the REG of a SUBREG, try
11642 * function.c (assign_parms): Demote promoted argument passed by
11643 transparent reference.
11645 2001-02-14 Joel Sherrill <joel@OARcorp.com>
11647 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
11648 -Acpu() and -Amachine() to eliminate warnings.
11650 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
11652 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
11654 2002-02-14 Kazu Hirata <kazu@hxi.com>
11656 * config/h8300/h8300-protos.h: Update the prototype for
11658 * config/h8300/h8300.c (const_costs): Treat SET as a little
11659 more expensive operation.
11660 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
11661 reference to const_costs.
11663 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
11665 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
11667 2002-02-14 Jakub Jelinek <jakub@redhat.com>
11670 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
11671 use arguments from newtype.
11673 2002-02-13 Eric Christopher <echristo@redhat.com>
11675 * config/mips/mips.c (override_options): Add check for march/mipsX
11676 on the same command line. Fix error message in cpu processing.
11677 Remove architecture and ISA checks.
11679 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
11681 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
11683 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
11685 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
11687 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
11689 ("*movv8hi_internal1"): Same.
11690 ("*movv16qi_internal1"): Same.
11691 ("*movv4sf_internal1"): Same.
11693 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
11694 not push_reload for altivec modes.
11696 2002-02-13 Joel Sherrill <joel@OARcorp.com>
11698 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
11699 all RTEMS targets including removal of #includes from config/*/rtems*.h
11700 file and adding them to tm_file setting. Added xm_defines=POSIX to
11702 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
11703 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
11704 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
11705 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
11706 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
11707 config/m68k/rtemself.h: Ditto.
11708 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
11709 config/mips/rtems64.h: Ditto.
11710 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
11711 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
11713 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
11714 config/sparc/rtemself.h: Ditto.
11715 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
11716 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
11717 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
11719 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
11720 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
11721 target made more similar to i386-elf.
11722 * config/i386/t-rtems-i386: Added soft float support and multilibs.
11723 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
11724 be similar to config/m68k/t-m68kelf.
11725 * gthr-rtems.h: Encapsulate with extern "C" for C++.
11727 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
11729 * regmove.c (kill_value): Handle subregs.
11731 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
11733 * i386.md (mul patterns): Allow memory operand to be first;
11734 add expanders where needed; fix constraints.
11735 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
11736 Allow memory operand to be the first.
11738 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
11741 2002-02-13 Jakub Jelinek <jakub@redhat.com>
11744 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
11747 2002-02-13 Jakub Jelinek <jakub@redhat.com>
11749 PR optimization/5547:
11750 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
11751 all valid IA-32 address modes involving non-scaled %ebx and
11752 GOT/GOTOFF as displacement.
11754 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
11756 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
11757 after emitting ltorg insns.
11759 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
11760 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
11761 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
11762 *abssf2): Fix "op_type" attribute.
11764 2002-02-13 Douglas B Rupp <rupp@gnat.com>
11766 * mkconfig.sh: Avoid using a subshell redirect.
11767 ($output.T): Change to $(output)T.
11768 (ENABLE_NLS): Remove unneeded undef.
11770 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
11771 * config/alpha/x-vms (libsubdir): Define.
11773 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
11774 register frame procedures. Optimize retrieving context.
11776 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
11777 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
11778 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
11780 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11782 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
11783 Make same change as for find_base_value.
11785 2002-02-13 Kazu Hirata <kazu@hxi.com>
11787 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
11788 of QImode and SImode.
11790 2002-02-13 Kazu Hirata <kazu@hxi.com>
11792 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
11793 length computation of movsi.
11794 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
11796 2002-02-13 Kazu Hirata <kazu@hxi.com>
11798 * config/h8300/h8300.md (subqi3): Tighten the predicate for
11799 operands[2] to register_operand.
11801 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
11803 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
11805 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
11807 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
11808 for altivec_lvx* and altivec_stvx*.
11809 ("*movv4si_internal"): Add constraint for loading from GPRs.
11810 ("*movv8hi_internal1"): Same.
11811 ("*movv16qi_internal1"): Same.
11812 ("*movv4sf_internal1"): Same.
11814 * config/rs6000/rs6000.c (altivec_register_operand): New.
11816 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
11817 altivec_register_operand.
11819 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
11821 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
11824 2002-02-13 Stan Shebs <shebs@apple.com>
11826 * c-typeck.c (digest_init): Handle vectors.
11827 (really_start_incremental_init): Same.
11828 (pop_init_level): Same.
11829 (process_init_element): Same.
11831 * varasm.c (output_constant): Same.
11833 * expr.c (clear_storage): Same.
11834 (store_constructor): Same.
11836 2002-02-12 Eric Christopher <echristo@redhat.com>
11838 * explow.c (hard_function_value): Add comment explaining
11839 signed/unsigned comparison.
11841 2002-02-12 Jakub Jelinek <jakub@redhat.com>
11843 * jump.c (never_reached_warning): Add finish argument.
11844 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
11845 real insn after end.
11846 * rtl.h (never_reached_warning): Adjust prototype.
11847 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
11848 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
11849 never_reached_warning.
11851 2002-02-12 Graham Stott <grahams@redhat.com>
11853 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
11855 2002-02-12 Kazu Hirata <kazu@hxi.com>
11857 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
11858 logical shifts on H8/300.
11859 (shift_alg_si): Improve several shifts on H8/300.
11860 (get_shift_alg): Likewise.
11862 2002-02-12 Graham Stott <grahams@redhat.com>
11864 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
11866 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11868 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
11869 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
11871 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
11873 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
11874 non-CONST_INT through default_assemble_integer.
11875 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
11876 <case 8>: Abort for CONST_DOUBLE.
11878 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11880 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
11882 * config/pa/pa-linux.h (LIB_SPEC): Delete.
11883 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
11885 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
11887 * config/stormy16/stormy16.md (zero_extendqihi2): New.
11889 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
11891 * regrename.c (regrename_optimize): Don't accept a
11892 part-clobbered register if the replaced register is not part
11895 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
11896 take padding into account when computing the argument value.
11898 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
11900 * combine.c (try_combine): Apply substitutions in
11901 CALL_INSN_FUNCTION_USAGE too.
11903 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
11905 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
11906 __builtin_altivec_abs*.
11909 * config/rs6000/rs6000.h (rs6000_builtins): Add
11910 ALTIVEC_BUILTIN_ABS*.
11912 * config/rs6000/altivec.h: Use const char for builtins expecting
11914 (vec_abs): New versions for C and C++.
11917 2002-02-10 Kazu Hirata <kazu@hxi.com>
11919 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
11922 2002-02-10 Kazu Hirata <kazu@hxi.com>
11924 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
11925 constant definition from h8300.md.
11926 (FRAME_POINTER_REGNUM): Likewise.
11927 * config/h8300/h8300.md (define_constants): Add FP_REG.
11929 2002-02-10 Kazu Hirata <kazu@hxi.com>
11931 * config/h8300/h8300.c (print_operand): Remove redundant code.
11933 2002-02-10 Kazu Hirata <kazu@hxi.com>
11935 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
11936 * config/h8300/h8300.c (byte_reg): Make it static.
11938 2002-02-10 Richard Henderson <rth@redhat.com>
11941 * c-typeck.c (incomplete_type_error): Handle flexible array members.
11943 2002-02-10 Richard Henderson <rth@redhat.com>
11946 * tree.c (append_random_chars): Don't abort if main_input_filename
11949 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
11951 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
11953 2002-02-10 Kazu Hirata <kazu@hxi.com>
11955 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
11956 (pushhi1): Likewise.
11958 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
11960 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
11961 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
11963 2002-02-09 David O'Brien <obrien@FreeBSD.org>
11965 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
11967 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
11969 2002-02-09 Kazu Hirata <kazu@hxi.com>
11971 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
11972 a half of an SImode register on H8/300.
11974 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
11976 * i386.md (movdi_2): Add missing '!'.
11978 2002-02-09 Kazu Hirata <kazu@hxi.com>
11980 * config/h8300/h8300.h: Fix formatting. Remove commented-out
11983 2002-02-09 Kazu Hirata <kazu@hxi.com>
11985 * config/h8300/h8300.md (length): Correct the distance valid
11986 for the short branch.
11988 2002-02-09 Kazu Hirata <kazu@hxi.com>
11990 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
11992 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
11994 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
11995 registers in SImode.
11996 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
11999 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
12002 Contribute sh64-elf.
12003 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
12004 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
12005 (sh_cannot_modify_jumps_p): New function.
12006 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
12007 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
12008 (sh_ms_bitfield_layout_p): New function.
12009 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
12010 Zack Weinberg <zack@codesourcery.com>
12011 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
12012 expand_simple_binop instead of expand_binop.
12013 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
12014 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
12015 use of .quad and .uaquad.
12016 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
12017 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
12018 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12019 * config/sh/sh.md (movdi_const, movdi_const_32bit,
12020 movdi_const_16bit): Make sure all CONSTs have modes.
12021 (sym2PIC): Ditto, but by adjusting all callers.
12022 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
12023 if the prologue calls the SHmedia argument decoder or register
12025 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12026 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
12027 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
12028 (sh_expand_epilogue): Don't emit USE of return target register.
12029 (prepare_move_operands): Legitimize DImode PIC addresses.
12030 (sh_media_register_for_return): Skip tr0, used to initialize the
12032 (sh_expand_prologue): Remove explicit USE of return register.
12033 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
12034 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
12035 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
12036 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
12037 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
12038 EXTRA_CONSTRAINT_T.
12039 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
12040 (MOVI_SHORI_BASE_OPERAND_P): New.
12041 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
12042 (EXTRA_CONSTRAINT_T): Define in terms of them.
12043 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
12044 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
12045 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
12046 alternatives supporting TARGET_REGS.
12047 (UNSPEC_GOTPLT): New constant.
12048 (movdi split): Move incrementing of LABEL_NUSES...
12049 (movdi_const, movdi_const_32bit): Here. Use
12050 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
12051 (movdi_const_16bit): New.
12052 (call, call_value) [flag_pic]: Use GOTPLT.
12053 (call_pop, call_value_pop): New expands.
12054 (call_pop_compact, call_pop_rettramp): New insns.
12055 (call_value_pop_compact, call_value_pop_rettramp): New insns.
12056 (sibcall) [flag_pic]: Use GOT.
12057 (builtint_setjmp_receiver): Remove bogus, unused expand.
12058 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
12059 (*pt, *ptb, ptrel): New insns.
12060 (sym2GOT): Handle DImode GOT.
12061 (sym2GOTPLT, symGOTPLT2reg): New expands.
12062 (sym2PIC): New expand.
12063 (shcompact_return_tramp): Use GOTPLT to return trampoline.
12064 (shcompact_return_tramp_i): Use return register explicitly.
12065 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
12066 disable flag_reorder_blocks.
12067 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
12068 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
12069 clobbers, for clarity.
12070 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
12071 restoring of r0 in macl as MAYBE_DEAD.
12072 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
12073 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
12074 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
12075 alter_subreg all over.
12076 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
12077 reload, instead of emitting instructions that would require
12079 (casesi_load_media): Add missing modes.
12080 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
12081 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
12082 as used if the argument decoder is called.
12083 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
12084 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
12085 Pmode, then extend it to DImode if necessary.
12086 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
12087 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
12088 constants in FPU-enabled SHmedia, let them be loaded from memory.
12089 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
12090 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
12091 Adjust whitespace in assembly output templates.
12092 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
12093 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
12094 mode of if_then_else.
12095 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
12096 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
12098 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
12099 Joern Rennecke <amylaar@redhat.com>
12100 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
12101 (SUBTARGET_CPP_PTR_SPEC): New.
12102 (SUBTARGET_CPP_SPEC): Remove.
12103 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
12104 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
12105 Fix typo in previous checkin.
12106 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
12107 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
12108 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
12109 Alexandre Oliva <aoliva@redhat.com>
12110 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
12111 what single FP register can hold for SHmedia target.
12112 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
12113 Alexandre Oliva <aoliva@redhat.com>
12114 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
12115 Do not split into SUBREG.
12116 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
12117 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
12118 and added new functions as specified in SH5 ABI r9.
12119 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
12120 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
12122 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
12123 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
12124 gen_consttable_4 and gen_consttable_8. Emit multiple labels
12125 and consttable_window_ends.
12126 2001-06-03 Graham Stott <grahams@redhat,com>
12127 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
12128 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
12129 * config/sh/sh.c (print_operand): Handle floating-point pair,
12130 vector and matrix registers.
12131 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
12132 vector modes into account.
12133 * config/sh/sh.md (movv2sf): Split move between registers into
12135 (movv4sf, movv16sf): Introduce insns that get split only after
12137 * config/sh/shmedia.h: Fix Copyright dates.
12138 * config/sh/ushmedia.h: Likewise. Move loop counter
12139 declarations into conditionals that uses them.
12140 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
12142 * config/sh/sshmedia.h: Fix Copyright dates.
12143 (sh_media_PUTCFG): Fix constraints.
12144 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
12145 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
12146 ptrmemfunc_vbit_in_delta for SH5.
12147 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
12148 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
12149 * invoke.texi: Likewise.
12150 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
12151 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
12152 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
12153 GCC_pop_shmedia_regs_nofpu): New global symbols.
12154 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
12155 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
12156 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
12157 compact function with nonlocal labels.
12158 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
12159 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
12160 (initial_elimination_offset): Account for their stack space.
12161 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
12162 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
12163 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
12164 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
12165 least one of the operands to be a register.
12166 (movv2sf): Likewise. Renamed to movv2sf_i.
12167 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
12168 prepare_move_operands() before emitting SHmedia insns.
12169 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
12170 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
12171 Don't save nor initialize r12. Don't mis-align the stack.
12172 Pad the code with a nop.
12173 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
12175 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
12176 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
12177 [__SHMEDIA__]: Implement.
12178 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
12179 * config/sh/sh.md: Set latency of `pt' closer to reality.
12180 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
12181 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
12182 Set move, load and store type attributes.
12183 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
12184 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
12186 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
12187 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
12188 * config/sh/sh.c (sh_media_register_for_return): New function.
12189 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
12190 branch-target register.
12191 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
12192 * config/sh/sh.md (return_media_i): Use any call-clobbered
12193 branch-target register.
12194 (return_media): If r18 wasn't copied in the prologue, copy it
12196 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
12197 Clear class FP0_REGS.
12198 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
12200 2001-03-08 DJ Delorie <dj@redhat.com>
12201 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
12202 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
12203 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
12204 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
12205 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
12206 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
12207 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
12208 return value correctly for call_cookie.
12209 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
12210 * config/sh/crt1.asm (start): Modified so as to call
12211 ___setup_argv_and_call_main.
12212 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
12213 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
12215 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
12216 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
12217 (STRIP_NAME_ENCODING): Use it.
12218 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
12219 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
12220 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
12221 prepare_scc_operands().
12222 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
12223 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
12224 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
12225 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
12226 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
12227 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
12228 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
12229 used in shcompact_incoming_args.
12230 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
12232 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
12234 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
12235 Adjust accordingly.
12236 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12237 Simplify. Adjust. Add sanity check.
12238 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
12240 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
12242 (udivsi3, divsi3): Use them.
12243 (force_mode_for_call): New insn.
12244 (call, call_value, sibcall_value): Emit it before SHcompact
12246 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
12247 * config/sh/sh.md (call, call_value, sibcall): Make sure the
12248 call cookie is non-NULL before taking its value.
12249 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
12250 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
12251 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12252 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
12254 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
12255 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
12256 temporary for stack adjusts. Use MACL and MACH to pass
12257 arguments to shcompact_incoming_args.
12258 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
12260 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
12261 (nested_trampoline): Load static chain address into r1.
12262 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
12263 2001-01-07 Alexandre Oliva <aoliva@redhat.com
12264 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
12265 fp_arith_reg_operand().
12266 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
12267 * config/sh/sh.md (casesi): Sign-extend the first two operands,
12268 and use signed compares for them.
12269 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
12270 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
12271 ones properly aligned.
12272 (find_barrier): Account for extra alignment needed for 8-byte wide
12274 (machine_dependent_reorg): Require a label for the second 4-byte
12275 constant after an 8-byte one.
12276 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
12278 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12279 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
12280 last_float when switching float modes.
12281 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
12282 auto-increment for general-purpose registers.
12283 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
12285 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
12287 * config/sh/sh.c (sh_builtin_saveregs): Support using all
12288 registers for varargs.
12289 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
12290 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
12291 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
12292 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
12293 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
12294 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
12295 call_cookie accordingly.
12296 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
12297 (SHCOMPACT_BYREF): Likewise.
12298 (SHCOMPACT_FORCE_ON_STACK): New macro.
12299 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
12300 (sh_builtin_saveregs): Likewise.
12301 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
12302 shcompact_incoming_args): Use new shift values. Support
12303 sequences of consecutive and non-consecutive pushes/pops.
12304 * config/sh/sh.md (return): Don't explicitly use PR_REG.
12305 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
12306 * config/sh/sh.h (TEXT_SECTION): Define.
12307 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
12308 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12309 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
12310 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
12311 return values on FPU-enabled SHmedia.
12312 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
12313 FPU-enabled SHmedia.
12314 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
12315 value is returned in a non-FP reg and is not returned by
12317 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
12319 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
12320 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
12321 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
12322 quad-aligned to be passed by callee-copy reference.
12323 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12324 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
12325 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
12326 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
12327 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
12328 copying low-numbered FP regs to r7 and r8.
12329 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
12330 FP regs to general-purpose regs only if the copy was passed on the
12332 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
12333 copying FP reg to r9.
12334 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
12335 copy FP regs to general-purpose regs only in outgoing calls.
12336 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
12337 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
12339 * config/sh/sh.h (struct sh_args): Document all fields.
12340 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
12341 passed partially on the stack should not consider making
12343 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
12344 stack_regs only for incoming calls. When passing FP args,
12345 make sure there are FP regs available before modifying
12347 (SHCOMPACT_BYREF): Pass double args in general-purpose
12348 registers by reference.
12349 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
12350 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
12351 attempt to generate sibcalls if the caller got any arguments
12353 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
12354 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
12355 to 8-byte boundaries.
12356 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
12357 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
12358 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
12359 stored in the stack.
12360 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
12361 for the offsets to have the ISA bit set.
12362 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
12363 invocation. Use beq instead of bgt to mark end of sequence of
12365 (shcompact_incoming_args): Fix store of r2. Use beq instead of
12366 bgt to mark end of sequence of stores.
12367 * config/sh/sh.c (arith_operand): Don't check whether
12368 CONST_OK_FOR_J for now.
12369 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
12370 instead of long for conversion.
12371 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
12372 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
12373 before passing it to fprintf.
12374 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
12375 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
12376 Call set_fpscr before reading/writing SR.
12377 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
12379 * config/sh/lib1funcs.asm: Add `.align 2' directives before
12381 (FMOVD_WORKS): Define on SH5 with FPU.
12382 (set_fpscr): Define on SH5. Remove separate _fpscr_values
12384 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
12386 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
12387 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
12389 (ia_main_table): Ditto.
12390 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
12391 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
12392 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
12393 the definitions from sh.h.
12394 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
12396 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
12397 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
12398 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
12399 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
12400 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
12401 Increment LABEL_NUSES.
12403 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
12405 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
12407 * config/sh/elf.h (SIZE_TYPE): Likewise.
12408 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
12409 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
12410 shcompact_incoming_args): Load switch table addresses using
12412 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
12413 (NO_BUILTIN_SIZE_TYPE): Define.
12414 (SIZE_TYPE): Don't define.
12415 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
12416 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
12417 definition of __SH5__=32 for -m5-compact-nofpu.
12418 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
12420 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
12421 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
12422 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
12423 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
12424 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
12425 (INSN_LENGTH_ALIGNMENT): Likewise.
12426 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
12427 * config/sh/sh.md (call, call_value, sibcall): Simplify
12428 copying of non-branch-target register.
12429 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
12430 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
12431 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
12432 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
12433 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
12434 floating-point values as structs.
12435 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
12436 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
12437 general-purpose register.
12438 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
12439 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
12440 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
12441 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
12442 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
12443 (ENCODE_SECTION_INFO): Enclose variables and constants in
12445 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
12446 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
12447 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
12448 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
12449 only for LABEL_REFs. For SYMBOL_REFs, prepend
12450 SH_DATALABEL_ENCODING to the symbol name.
12451 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
12453 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
12454 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
12456 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
12457 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
12458 (DATALABEL_REF_P): Don't require CONST.
12459 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
12461 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
12462 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
12464 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
12465 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
12466 Use shallow_copy_rtx and PUT_MODE to change the mode of
12467 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
12468 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
12469 on SHmedia using GENERAL_REGs.
12470 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
12471 bltu_media_i): Fix reversion of conditions.
12472 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
12473 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
12474 * config/sh/sh.c (output_far_jump): Save r13 in macl.
12475 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
12476 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
12477 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
12478 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
12479 (GCC_nested_trampoline): Likewise.
12480 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
12481 * config/sh/sh.c (gen_datalabel_ref): Define.
12482 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
12483 (INITIALIZE_TRAMPOLINE): Likewise.
12484 (TRAMPOLINE_ADJUST_ADDRESS): Define.
12485 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
12486 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
12487 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
12488 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
12489 (ic_invalidate): Adjust for SH5.
12490 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
12491 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
12492 _nested_trampoline.
12493 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
12494 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
12495 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
12496 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
12497 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
12498 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
12499 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
12500 * config/sh/sh.c (target_reg_operand): Match only target-branch
12501 registers and pseudos that aren't virtual registers.
12502 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
12503 Copy operands that don't match target_reg_operand to pseudos.
12504 (call_media, call_value_media, sibcall_media): Use
12505 target_reg_operand instead of target_operand.
12506 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
12507 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
12508 * config/sh/sh.c (target_reg_operand): Match hardware registers
12509 other than branch-target registers.
12510 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
12511 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
12512 (fpscr_values) [SH5 == 32]: Define.
12513 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
12514 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
12515 Handle function addresses coming in SUBREGs.
12516 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
12517 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
12518 shcompact_return_trampoline): Use datalabel where appropriate.
12519 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
12520 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
12521 general-purpose register to copy one branch-target register to
12523 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
12524 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
12525 SYMBOL_REFs with VOIDmode.
12526 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
12527 bltu_media_i): New insns.
12528 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
12529 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
12530 (INIT_CUMULATIVE_ARGS): Likewise.
12531 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
12532 * machmode.def (V16SFmode): New mode.
12533 * c-common.c (type_for_mode): Support V2SF and V16SF.
12534 * tree.c (build_common_tree_nodes_2): Likewise.
12535 * tree.h (tree_index): Likewise.
12536 * calls.c (emit_call_1): Take args_so_far. Adjust all
12537 callers. Introduce CALL_POPS_ARGS.
12538 * tm.texi (CALL_POPS_ARGS): Document.
12539 * config/sh/crt1.asm: Implement in SHmedia mode.
12540 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
12541 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
12542 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
12543 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
12544 Implement divsi and udivsi in SHmedia mode. Introduce
12545 SHcompact trampolines.
12546 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
12548 (regno_reg_class): Rewrite.
12549 (fp_reg_names): Remove.
12550 (sh_register_names, sh_additional_register_names): New.
12551 (print_operand): Added `u'. Support SUBREGs in addresses.
12552 Add parentheses around shifted CONSTs.
12553 (output_file_start): Output .mode and .abi directives.
12554 (shiftcosts, addsubcosts, multcosts): Adjust.
12555 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
12556 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
12557 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
12558 bytes, not registers. Take into account the need for the
12559 SHcompact incoming args trampoline. Adjust all callers.
12560 (sh_expand_prologue): Take stack_regs into account. Call
12561 incoming args trampoline. Keep stack aligned as per SH5 ABI.
12562 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
12563 stack aligned as per SH5 ABI.
12564 (sh_builtin_saveregs): Support SH5 ABI.
12565 (sh_build_va_list, sh_va_start): Likewise.
12566 (initial_elimination_offset): Take alignment into account.
12567 Compute location of PR according to the SH5 stack frame.
12568 (arith_reg_operand): Reject branch-target registers.
12569 (shmedia_6bit_operand): New.
12570 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
12571 (target_reg_operand): Match DImode only. Accept SUBREGs.
12572 (target_operand): New.
12573 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
12574 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
12575 SIBCALL_REGS for SHmedia.
12576 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
12577 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
12578 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
12579 (TARGET_SWITCHES): New SH5 flags.
12580 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
12581 VALID_REGISTER_P to disable unsupported registers.
12582 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
12583 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
12584 (FUNCTION_ARG_PADDING): Define.
12585 (FASTEST_ALIGNMENT): Adjust.
12586 (SH_REGISTER_NAMES_INITIALIZER): New.
12587 (sh_register_names): Declare.
12588 (DEBUG_REGISTER_NAMES): Define.
12589 (REGISTER_NAMES): Define based on sh_register_names.
12590 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
12591 (sh_additional_register_names): Declare.
12592 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
12593 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
12594 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
12595 (REGISTER_NATURAL_MODE): Define.
12596 (FIRST_PSEUDO_REGISTER): Adjust.
12597 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
12598 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
12599 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
12600 (VECTOR_MODE_SUPPORTED_P): Define.
12601 (REG_CLASS_CONTENTS): Adjust.
12602 (SMALL_REGISTER_CLASSES): Adjust.
12603 (REG_ALLOC_ORDER): Adjust.
12604 (INDEX_REG_CLASS): Adjust.
12605 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
12606 (CONST_OK_FOR_LETTER_P): Adjust.
12607 (PREFERRED_RELOAD_CLASS): Adjust.
12608 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
12609 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
12610 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
12611 (FIRST_FP_PARM_REG): Adjust.
12612 (CALL_POPS_ARGS): Define.
12613 (FUNCTION_ARG_REGNO_P): Adjust.
12614 (struct sh_args): New fields.
12615 (GET_SH_ARG_CLASS): Adjust.
12616 (INIT_CUMULATIVE_ARGS): Adjust.
12617 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
12618 (FUNCTION_ARG_ADVANCE): Adjust.
12619 (FUNCTION_ARG): Adjust.
12620 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
12621 (FUNCTION_ARG_CALLEE_COPIES): Define.
12622 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
12623 (STRICT_ARGUMENT_NAMING): Define.
12624 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
12625 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
12626 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
12627 (SETUP_INCOMING_VARARGS): Adjust.
12628 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
12629 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
12630 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
12631 (SUBREG_OK_FOR_INDEX_P): Adjust.
12632 (EXTRA_CONSTRAINT_S): Update.
12633 (EXTRA_CONSTRAINT_T): New.
12634 (EXTRA_CONSTRAINT): Adjust.
12635 (GO_IF_LEGITIMATE_INDEX): Adjust.
12636 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
12637 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
12638 (MOVE_MAX): Adjust.
12639 (MAX_MOVE_MAX): Define.
12641 (CONST_COSTS): Adjust.
12642 (REGISTER_MOVE_COST): Adjust.
12643 (BRANCH_COST): Adjust.
12644 (TEXT_SECTION_ASM_OP): Adjust.
12645 (DBX_REGISTER_NUMBER): Adjust.
12646 (ASM_OUTPUT_DOUBLE_INT): New.
12647 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
12648 (PREDICATE_CODES): Adjust.
12649 (PROMOTE_MODE): Adjust.
12650 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
12651 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
12652 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
12653 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
12654 (DR0_REG, DR2_REG, DR4_REG): Renumber.
12655 (TR0_REG, TR1_REG, TR2_REG): New.
12656 (XD0_REG): Renumber.
12657 (UNSPEC_COMPACT_ARGS): New.
12658 (type): Added pt and ptabs.
12659 (length): Default to 4 on SHmedia. Default pt length to 12
12660 and 20 on SHmedia32 and SHmedia64, respectively.
12661 (pt): New function unit.
12662 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
12663 Add whitespace between operands of SHmedia instructions.
12665 (adddi3_media, addsi3_media): Adjust constraints.
12666 (subsi3) [SHmedia]: Force operand 1 into a register.
12667 (udivsi3_i1_media, udivsi3_i4_media): New.
12668 (udivsi3): Support SHmedia.
12669 (divsi3_i1_media, divsi3_i4_media): New.
12670 (divsi3): Support SHmedia.
12671 (anddi3, iordi3, xordi3): Adjust constraints.
12672 (zero_extendhidi2, zero_extendqidi2): New.
12673 (extendsidi2, extendhidi2, extendqidi2): New.
12674 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
12675 (pop_e, pop_fpul, pop_4): Likewise.
12676 (movsi_media): Support FP and BT registers.
12677 (movsi_media_nofpu): New. Adjust splits to DImode.
12678 (lduw, ldub): Renamed to zero_extend* above.
12679 (movqi_media): Fix typo.
12680 (movdi_media): Support FP and BT registers.
12681 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
12682 (movdi_const_32bit): New.
12683 (shori_media): Require immediate operand. Use `u' for output.
12684 (movdf_media, movsf_media): Simplified.
12685 (movdf_media_nofpu, movsf_media_nofpu): New.
12686 (movdf, movsf): Adjust
12687 (movv2sf, movv2sf, movv16sf): New.
12688 (beq_media, beq_media_i): Adjust constraints. Don't use
12689 scratch BT register.
12690 (bne_media, bne_media_i): Likewise.
12691 (bgt_media, bgt_media_i): Likewise.
12692 (bge_media, bge_media_i): Likewise.
12693 (bgtu_media, bgtu_media_i): Likewise.
12694 (bgeu_media, bgeu_media_i): Likewise.
12695 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
12696 bunordered): Emit jump insn. Force operands to registers when
12698 (jump_media, jump): Simplify.
12699 (call_compact, call_compact_rettramp): New.
12700 (call_value_compact, call_value_compact_rettramp): New.
12701 (call_media, call_value_media): Simplify.
12702 (sibcall_compact, sibcall_media): New.
12703 (call, call_value): Adjust for SHmedia and SHcompact.
12704 (sibcall, sibcall_value, untyped_call): Likewise.
12705 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
12706 (indirect_jump): Adjust for SHmedia.
12707 (casesi_jump_media): New.
12708 (nop): Re-enable for SHmedia.
12709 (call_site): Restrict to SH1.
12710 (casesi): Adjust for SHmedia.
12711 (casesi_shift_media, casesi_load_media): New.
12712 (return): Explicitly use PR register. Call return trampoline
12714 (return_i): Explicitly use PR register.
12715 (shcompact_return_tramp, shcompact_return_tramp_i): New.
12716 (return_media): Adjust.
12717 (shcompact_incoming_args): New.
12718 (epilogue): Adjust.
12719 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
12720 (movstrsi): Disable on SH5.
12721 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
12722 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
12723 (subsf3, subsf3_media): Likewise.
12724 (mulsf3, mulsf3_media, mac_media): Likewise.
12725 (divsf3, divsf3_media): Likewise.
12726 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
12727 (floatsisf2, fux_truncsfsi2): Likewise.
12728 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
12730 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
12731 (cmpunsf_media, cmpsf): Likewise.
12732 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
12733 (abssf2, abssf2_media): Likewise.
12734 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
12735 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
12736 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
12737 (floatsidf2, fix_truncdfsi2): Likewise.
12738 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
12740 (cmpeqdf_media, cmpgtdf_media): Likewise.
12741 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
12742 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
12743 (absdf2, absdf2_media): Likewise.
12744 (extendsfdf2, extendsfdf2_media): Likewise.
12745 (truncsfdf2, truncsfdf2_media): Likewise.
12746 * config/sh/sh64.h: New file.
12747 * config/sh/t-sh64: New file.
12748 * config/sh/shmedia.h: New file.
12749 * config/sh/ushmedia.h: New file.
12750 * config/sh/sshmedia.h: New file.
12751 * configure.in: Added sh64-*-elf.
12752 * configure: Rebuilt.
12753 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
12754 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
12755 (reg_class_from_letter): Use `b' for TARGET_REGS.
12756 (print_operand): Support `%M', `%m', `AND' and
12757 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
12758 (andcosts): Adjust for SHmedia.
12759 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
12761 (target_reg_operand): New function.
12762 * config/sh/sh-protos.h (target_reg_operand): Declare.
12763 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
12764 FP registers on SH5.
12765 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
12767 (TARGET_REGISTER_P): New macro.
12768 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
12769 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
12770 (EXTRA_CONSTRAINT_S): New macro.
12771 (EXTRA_CONSTRAINT): Adjust.
12772 (FLOAT_TYPE_SIZE): Define to 32.
12773 (Pmode): DImode on SHmedia.
12774 (CONST_COSTS): Adjust for SHmedia literals.
12775 (PREDICATE_CODES): Added target_reg_operand.
12776 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
12777 * config/sh/sh.md: Remove all attrs from SHmedia insns.
12778 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
12779 (cmpdi): Accept SHmedia.
12780 (movdicc_false, movdicc_true): New insns.
12781 (movdicc): New expand.
12782 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
12784 (addsi3_media): Match `S' constraint.
12785 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
12786 (negdi2): Expand for SHmedia.
12787 (one_cmpldi2): New expand.
12788 (zero_extendsidi2): Change from expand to insn.
12789 (extendsidi2): Add constraints.
12790 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
12791 LD/ST address. Fix SI immediate loading split.
12792 (movhi_media, movqi_media, lduw, ldub): New insns.
12793 (movhi, movqi): Accept SHmedia.
12794 (shori_media, movdi_media): Relax input constraints. Split
12795 symbolic constants.
12796 (movdf_media, movsf_media): New insn. New split to movdi.
12797 (movdf, movsf): Match on SHmedia.
12798 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
12799 bgeu_media): New insns and splits. New insns with `_i' suffix.
12800 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
12801 (bunordered): New expand.
12802 (jump_compact): Renamed from `jump'.
12803 (jump_media): New insn.
12804 (jump): New expand.
12805 (call_media, call_value_media): New insns.
12806 (call, call_value): Adjust.
12807 (indirect_jump_compact): Renamed from `indirect_jump'.
12808 (indirect_jump_media): New insn.
12809 (indirect_jump): New expand.
12810 (untyped_call, return): Accept SHmedia.
12811 (return_media): New insn.
12812 (prologue, epilogue, blockage): Accept SHmedia.
12813 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
12814 (sunordered): New expand.
12815 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
12816 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
12817 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
12818 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
12819 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
12820 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
12821 abssf2_media): New insns.
12822 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
12823 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
12824 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
12825 floatdidf2, floatsidf2_media, fix_truncdfdi2,
12826 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
12827 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
12828 absdf2_media): New insns.
12829 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
12830 (extendsfdf2_media, truncdfsf2_media): New insns.
12831 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
12832 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
12833 * config/sh/sh.h (CONST_OK_FOR_J): Document.
12834 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
12835 * config/sh/sh.md (adddi3): New expand.
12836 (adddi3_media, adddi3z_media): New insns.
12837 (adddi3_compact): Renamed from adddi3.
12838 (addsi3_media): Use add.l r63 to add constant zero.
12839 (subdi3): New expand.
12840 (subdi3_media): New insn.
12841 (subdi3_compact): Renamed from subdi3.
12842 (mulsidi3): New expand.
12843 (mulsidi3_media): New insn.
12844 (mulsidi3_compact): Renamed from mulsidi3.
12845 (umulsidi3): New expand.
12846 (umulsidi3_media): New insn.
12847 (umulsidi3_compact): Renamed from umulsidi3.
12848 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
12849 (ashlsi3, ashrsi3, lshrsi3): Use them.
12850 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
12851 (ashldi3, ashrdi3, lshrdi3): Use them.
12852 (zero_extendsidi2): New expand.
12853 (extendsidi2): New insn.
12854 (movsi_media): New insn. Split to movdi to load constants.
12855 (movsi): Enable for shmedia.
12856 (movdi_media): New insn. Use shori_media to load wide constants.
12857 (short_media): New insn.
12858 (movdi): Enable for shmedia.
12859 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
12860 * config/sh/sh.h (CPP_SPEC): Added `m5'.
12861 (SUBTARGET_CPP_SPEC): Added `!m5'.
12862 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
12863 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
12864 to all other SH variants.
12865 (TARGET_DEFAULT): Set to SH1_BIT.
12866 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
12867 (BITS_PER_WORD): Raise to 64 on shmedia.
12868 (MAX_BITS_PER_WORD): Change to 64.
12869 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
12870 (INT_TYPE_SIZE): Keep as 32.
12871 (UNITS_PER_WORD): Raise to 8 on shmedia.
12872 (MIN_UNITS_PER_WORD): Keep as 4.
12873 (POINTER_SIZE): Raise to 64 on shmedia.
12874 (CONST_OK_FOR_J): New macro.
12875 (CONST_OK_FOR_LETTER_P): Use it.
12876 (processor_type): Add PROCESSOR_SH5.
12877 * config/sh/sh.md: Conditionalize all expands, insns and
12878 splits to TARGET_SH1.
12880 (addsi3_compact): Renamed from...
12881 (addsi3): Now an expand.
12882 (addsi3_media, subsi3_media): New insns.
12883 (subsi3): Don't negate constants with SHmedia.
12885 * hooks.c: New file.
12886 * hooks.h: New file.
12887 * Makefile.in (HOOKS_H): New.
12888 (TARGET_DEF_H): Added $(HOOKS_H).
12889 (OBJS): Added hooks.o.
12890 (cfgcleanup.o, bb-reorder.o): Added target.h.
12891 (hooks.o): Added dependencies.
12892 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
12893 (TARGET_INITIALIZER): this.
12894 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
12895 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
12896 * bb-reorder.c: Include target.h.
12897 (reorder_basic_blocks): Skip if cannot modify jumps.
12898 * cfgcleanup.c: Include target.h.
12899 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
12901 2002-02-08 Chris Demetriou <cgd@broadcom.com>
12903 * config/mips/mips.md (casesi_internal, casesi_internal_di):
12904 Protect jump delay slot instructions with .set noreorder and
12907 2002-02-08 Chris Demetriou <cgd@broadcom.com>
12909 * config/mips/mips.md (casesi_internal_di): Calculate
12910 the index into the target offset table correctly.
12912 2002-02-08 Richard Henderson <rth@redhat.com>
12914 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
12915 * final.c (output_addr_const): Accept and discard SUBREG.
12916 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
12917 mark them unknown instead.
12918 (simplify_subtraction): Handle RTX_UNKNOWN.
12919 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
12921 2002-02-08 David Edelsohn <edelsohn@gnu.org>
12923 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
12925 2002-02-08 Richard Henderson <rth@redhat.com>
12927 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
12929 2002-02-08 Andreas Jaeger <aj@suse.de>
12931 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
12932 * config/i386/t-linux64: New file.
12934 2002-02-08 Jakub Jelinek <jakub@redhat.com>
12936 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
12937 * c-parse.in (compstmt): Clear last_expr_type.
12939 2002-02-07 Richard Henderson <rth@redhat.com>
12941 * loop.c (strength_reduce): Sink final_value when not
12944 2002-02-07 David O'Brien <obrien@FreeBSD.org>
12946 * config/sparc/freebsd.h: Fix mismatched spec {.
12948 2002-02-07 Richard Henderson <rth@redhat.com>
12950 * cfgrtl.c: Include recog.h and insn-config.h.
12951 (keep_with_call_p): Fix general_operand invocation.
12952 * Makefile.in (cfgrtl.o): Update dependencies.
12954 2002-02-07 Kazu Hirata <kazu@hxi.com>
12956 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
12957 comment. Accept HImode only if TARGET_H8300.
12959 2002-02-07 Eric Christopher <echristo@redhat.com>
12961 * config/mips/crtn.asm: Cleanup #ifdefs.
12963 2002-02-07 Eric Christopher <echristo@redhat.com>
12965 * config/mips/crti.asm: Add changes for mips16. mips16 uses
12966 register 7 as RA instead of $31.
12967 * config/mips/crtn.asm: Ditto.
12968 * config/mips/mips.c (mips_move_2words): Add case for
12969 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
12970 (compute_frame_size): Fix typo.
12971 (save_restore_insns): Ditto. Make documentation about using
12972 register $7 as return register more precise.
12973 (mips_expand_epilogue): Fix comment. Add code to work around not
12974 being able to add to the stack pointer directly.
12975 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
12976 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
12979 2002-02-07 Tom Rix <trix@redhat.com>
12981 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
12982 immediates in ldu and stdu DS opcode field.
12983 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
12984 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
12985 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
12987 2002-02-07 Jeff Sturm <jsturm@one-point.com>
12989 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
12990 offset for stack bias.
12992 2002-02-07 H.J. Lu <hjl@gnu.org>
12994 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
12996 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
12998 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
13000 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
13002 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
13003 * i386.c (x86_order_regs_for_local_alloc): New global function.
13004 * i386.h (REG_ALLOC_ORDER): CLeanup.
13005 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
13007 2002-02-07 Richard Henderson <rth@redhat.com>
13009 PR optimization/2463
13010 * alias.c (find_base_value): Recall base values for fixed hard regs.
13011 * loop.c (loop_regs_update): Don't use single_set on non-insns.
13013 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
13015 * config/mips/mips.md (define_delay) [mips16]: Adjust required
13018 2002-02-06 Richard Henderson <rth@redhat.com>
13021 * stmt.c (resolve_operand_name_1): Take more care with mixed
13022 named and unnamed operands.
13024 2002-02-06 Janis Johnson <janis187@us.ibm.com>
13025 Jan Hubicka <jh@suse.cz>
13027 * loop.c (remove_constant_addition): Avoid clobbering a shared
13030 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13032 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
13033 * config/s390/t-linux64: New file.
13034 * config/s390/libgcc-glibc.ver: New file.
13036 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13038 * config/s390/linux64.h: Delete file.
13039 * config/s390/s390x.h: New file.
13040 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
13041 as target header file.
13042 * config/s390/linux.h (TARGET_VERSION): Define depending on
13043 DEFAULT_TARGET_64BIT.
13044 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
13045 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
13046 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
13047 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
13048 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
13049 (EXTRA_SPEC): New define.
13050 * config/s390/s390.h (TARGET_VERSION): Define depending on
13051 DEFAULT_TARGET_64BIT.
13052 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
13054 2002-02-06 Jason Merrill <jason@redhat.com>
13056 * c-decl.c (finish_function): Warn about a non-void function with
13057 no return statement and no abnormal exit.
13058 (current_function_returns_abnormally): New variable.
13059 (start_function): Clear it.
13060 (struct c_language_function): Add returns_abnormally.
13061 (push_c_function_context): Save it.
13062 (pop_c_function_context): Restore it.
13063 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
13064 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
13065 an explicit return type.
13066 * c-tree.h: Declare current_function_returns_abnormally.
13067 (C_FUNCTION_IMPLICIT_INT): New macro.
13068 * c-typeck.c (build_function_call): Set it.
13069 (c_expand_return): Set current_function_returns_value even if the
13070 value is erroneous.
13072 2002-02-06 Jakub Jelinek <jakub@redhat.com>
13075 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
13076 unsafe for reevaluation.
13078 2002-02-06 Jakub Jelinek <jakub@redhat.com>
13081 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
13082 EXPR_STMT, but COMPOUND_STMT, recurse into it.
13084 2002-02-06 Richard Henderson <rth@redhat.com>
13086 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
13087 be a general_operand. Dest for function value must be a pseudo.
13089 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
13091 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
13092 as SYMBOL_REFs from the constant pool.
13094 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
13096 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
13097 passed by invisible reference.
13099 2002-02-05 Richard Henderson <rth@redhat.com>
13101 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
13103 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
13105 Implement using "base addresses" in insn operands as default.
13106 * config/mmix/mmix.c (mmix_conditional_register_usage): if
13107 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
13108 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
13109 used to read the rtx value.
13110 (mmix_target_asm_function_epilogue): Fix spacing.
13111 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
13112 (mmix_legitimate_address): Ditto.
13113 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
13114 should be loaded with a GETA insn. Don't allocate needless extra
13115 char for nul termination and fix misleading comment.
13116 (mmix_print_operand_address): Handle constants if
13117 TARGET_BASE_ADDRESSES.
13118 (mmix_output_register_setting): Use base addressing if
13119 TARGET_BASE_ADDRESSES and the number of insns is 3.
13120 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
13121 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
13122 to use R as constraint, add LDA to match s.
13123 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
13124 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
13125 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
13126 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
13127 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
13128 order with other fixed registers.
13129 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
13130 other parameter/call-clobbered registers.
13131 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
13132 -mbase-addresses, -mno-base-addresses.
13133 (MMIX Options): Ditto.
13135 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13137 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
13139 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
13141 * config/rs6000/altivec.h: Change elem to _S_elem.
13143 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
13145 * config/netbsd.h (WCHAR_TYPE): Define.
13146 (WCHAR_TYPE_SIZE): Ditto.
13147 (WINT_TYPE): Ditto.
13148 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
13149 (WCHAR_UNSIGNED): Ditto.
13150 (WCHAR_TYPE_SIZE): Ditto.
13151 (WINT_TYPE): Ditto.
13152 * config/arm/netbsd.h: Likewise.
13153 * config/i386/netbsd-elf.h: Likewise.
13154 * config/i386/netbsd.h: Likewise.
13155 * config/m68k/netbsd-elf.h: Likewise.
13156 * config/m68k/netbsd.h: Likewise.
13157 * config/ns32k/netbsd.h: Likewise.
13158 * config/sparc/netbsd.h: Likewise.
13159 * config/vax/netbsd.: Likewise.
13161 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
13163 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
13164 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
13165 (TARGET_INITIALIZER): this.
13166 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
13167 (BITFIELD_NBYTES_LIMITED): Markup fix.
13168 * tree.h (default_ms_bitfield_layout_p): Declare.
13169 (record_layout_info): Added prev_field.
13170 * tree.c (default_ms_bitfield_layout_p): New fn.
13171 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
13172 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
13173 * stor-layout.c: Include target.h.
13174 (start_record_layout): Initialize prev_field.
13175 (place_field): Handle MS bit-field layout, and disregard
13176 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
13177 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
13178 * Makefile.in (stor-layout.o): Adjust dependencies.
13180 2002-02-05 Jason Merrill <jason@redhat.com>
13182 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
13184 2002-02-05 Andreas Jaeger <aj@suse.de>
13186 * crtstuff.c: Fix comments.
13188 2002-02-05 Richard Henderson <rth@redhat.com>
13191 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
13192 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
13195 * config/mips/mips.c (function_arg): Handle TImode.
13196 (function_arg_advance): Likewise.
13198 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13200 * config/rs6000/altivec.h (vec_step_help): Rename to
13203 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13205 * config/rs6000/altivec.h: Fix typos.
13207 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
13209 * config/arm/netbsd.h: Correct a comment.
13211 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13213 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
13214 building void typed builtins.
13216 * config/rs6000/altivec.h (vec_ld*): Fix typos.
13217 (vec_step): Implement for C++.
13219 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13221 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
13223 2002-02-04 Richard Henderson <rth@redhat.com>
13225 * combine.c (nonzero_bits): Re-introduce special case for
13226 sp/fp/ap wrt REGNO_POINTER_ALIGN.
13228 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13230 * doc/extend.texi: Warn about unsupported usage of altivec
13233 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
13234 (altivec_predicate_*): New.
13236 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
13237 Add C++ version of vec_*() functions.
13239 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
13240 (bdesc_2arg): Remove altivec predicates.
13241 (altivec_expand_builtin): Handle predicates.
13242 (altivec_init_builtins): Handle predicates.
13243 (altivec_expand_predicate_builtin): New.
13245 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13247 * pa.c (DO_FRAME_NOTES): Move forward.
13248 (store_reg): Revise handling of frame notes.
13249 (load_reg): Likewise.
13250 (set_reg_plus_d): Likewise.
13251 (hppa_expand_prologue): Likewise.
13252 (hppa_expand_epilogue): Likewise.
13254 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13256 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
13258 2002-02-04 Jakub Jelinek <jakub@redhat.com>
13260 PR c/4475, c++/3780:
13261 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
13262 * c-common.h (SWITCH_TYPE): Define.
13263 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
13264 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
13265 Rename spareness variable to sparseness.
13266 (expand_end_case_type): Renamed from expand_end_case, use orig_type
13267 if non-NULL instead of TREE_TYPE (orig_index).
13268 * tree.h (expand_end_case_type): Renamed from expand_end_case.
13269 (expand_end_case): Define using expand_end_case_type.
13270 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
13271 to expand_end_case_type.
13272 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
13274 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13276 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
13277 (BIGGEST_ALIGNMENT): Change to 128.
13279 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13281 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
13283 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
13285 * pa.md (call_internal_reg_64bit): Remove unused variable.
13287 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
13289 * config/arm/arm.h (machine_function): Add uses_anonymous_args
13291 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
13292 * config/arm/arm.c (current_function_anonymous_args): Delete,
13293 replace uses with cfun->machine->uses_anonymous_args.
13294 (arm_reorg): Do not reset uses_anonymous_args.
13296 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
13297 any geenral register.
13299 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
13301 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
13304 2002-02-04 Richard Henderson <rth@redhat.com>
13306 * combine.c (force_to_mode): Remove STACK_BIAS code.
13307 (nonzero_bits): Likewise. Replace sp/fp special case with
13308 REGNO_POINTER_ALIGN.
13310 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
13311 (HARD_FRAME_POINTER_REGNUM): New.
13312 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
13313 (FIXED_REGS, CALL_USED_REGS): Update.
13314 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
13315 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
13316 (HARD_REGNO_NREGS): Update for SFP.
13317 (STACK_POINTER_OFFSET): Include bias here ...
13318 (FIRST_PARM_OFFSET): ... not here.
13319 (STACK_BIAS): Remove.
13320 (INIT_EXPANDERS): New.
13321 (STARTING_FRAME_OFFSET): Do not include bias.
13322 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
13323 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
13324 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
13325 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
13326 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
13327 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
13328 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
13329 (MUST_SAVE_REGISTER): Likewise.
13330 (sparc_flat_function_prologue): Likewise.
13331 (sparc_flat_function_epilogue): Likewise.
13332 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
13333 (sparc_init_modes): SFP is GENERAL_REGS.
13334 (sparc_builtin_saveregs): SFP does not have bias applied.
13336 2002-02-04 Richard Henderson <rth@redhat.com>
13338 * config/alpha/alpha.c (current_function_is_thunk): Don't check
13339 current_function_is_thunk.
13340 (alpha_sa_mask): Distinguish between current_function_is_thunk
13341 called from ASM_OUTPUT_MI_THUNK and not.
13342 (alpha_does_function_need_gp): Thunks always need gp.
13343 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
13344 (alpha_output_mi_thunk_osf): New.
13345 * config/alpha/alpha-protos.h: Update.
13346 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
13348 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
13350 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
13351 function types, not when they're taken away.
13353 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
13355 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
13356 CODE_LABEL and jump table when replacing a table jump with a
13359 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
13361 * config/s390/s390-protos.h (legitimize_la_operand,
13362 s390_secondary_input_reload_class, s390_plus_operand,
13363 s390_expand_plus_operand): Add prototypes.
13365 config/s390/s390.c (s390_secondary_input_reload_class,
13366 s390_plus_operand, s390_expand_plus_operand): New functions.
13368 (struct s390_address): New member 'pointer'.
13369 (s390_decompose_address): Compute it.
13370 (legitimate_la_operand_p): Use it.
13371 (legitimize_la_operand): New function.
13372 (movti, movdi, movdf splitters): Call it.
13374 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
13375 (PREDICATE_CODES): Add s390_plus_operand.
13377 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
13378 (la_ccclobber): Allow GENERAL_REGS as output operand.
13380 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
13381 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
13382 (*la_64, *la_31, reload_indi, reload_insi): ... these.
13384 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
13386 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
13387 register names for regular asm () construct.
13389 2002-02-04 Jakub Jelinek <jakub@redhat.com>
13391 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
13394 2002-02-04 Jakub Jelinek <jakub@redhat.com>
13396 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
13399 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
13401 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
13402 constant pool to be identical by string address and index.
13404 2002-02-04 Anthony Green <green@redhat.com>
13406 * output.h (SECTION_OVERRIDE): Define.
13407 * varasm.c (named_section): Obey SECTION_OVERRIDE.
13409 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
13411 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
13412 by existing arm*-*-netbsd* (a.out) target.
13413 (ns32k-*-netbsdelf*): Likewise.
13414 (sparc-*-netbsdelf*): Likewise.
13415 (vax-*-netbsdelf*): Likewise.
13417 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
13419 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
13420 headers and libobjc headers.
13422 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
13424 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
13425 (_mingw.h): Remove duplicate include.
13427 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
13429 * config.gcc: Set cpu_type to m68k for 68010, as well.
13430 (m68010-*-netbsdelf*): New...
13431 (m68k*-*-netbsdelf*): ...targets.
13432 * config/m68k/netbsd-elf.h: New file.
13434 2002-02-02 Kazu Hirata <kazu@hxi.com>
13436 * config/h8300/h8300.c (hand_list): Move inside function_arg.
13438 2002-02-02 Kazu Hirata <kazu@hxi.com>
13440 * config/h8300/h8300.c (h8_push_ops): Move inside
13442 (h8_pop_ops): Likewise.
13443 (h8_move_ops): Likewise.
13445 2002-02-02 Kazu Hirata <kazu@hxi.com>
13447 * config/h8300/h8300.c (os_task): Make it static.
13448 (monitor): Likewise.
13449 (pragma_saveall): Likewise.
13451 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
13453 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
13454 constant is a valid sign-extension for Pmode.
13456 2002-02-02 Kazu Hirata <kazu@hxi.com>
13458 * config/h8300/h8300.c: Fix formatting.
13460 2002-02-02 Kazu Hirata <kazu@hxi.com>
13462 * config/h8300/h8300.md: Fix formatting.
13464 2002-02-02 Kazu Hirata <kazu@hxi.com>
13466 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
13467 predicates of operands[1]. Split the patterns for each
13470 2002-02-02 Kazu Hirata <kazu@hxi.com>
13472 * config/h8300/h8300.md (xor patterns): Tighten the predicates
13473 of operands[1] to register_operand.
13475 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
13477 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
13478 * cpphash.c (_cpp_init_hashtable): Similarly.
13479 * cppinit.c (cpp_create_reader): Default the signed_char flag.
13480 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
13481 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
13482 (cpp_handle_option): Handle the new options.
13483 * cpplex.c (cpp_interpret_charconst): Use new flag.
13484 * cpplib.h (struct cpp_options): New member signed_char.
13485 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
13486 (cpp_options): Handle -fsigned-char and -funsigned-char.
13487 (static_specs): Remove signed_char_spec.
13488 (do_spec1): Don't handle %c.
13489 * system.h: Poison SIGNED_CHAR_SPEC.
13490 * tradcif.y (yylex): Use flag_signed_char.
13491 * tradcpp.h (flag_signed_char): New.
13492 * tradcpp.c (flag_signed_char): New.
13493 (main): Handle new command-line options.
13494 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
13496 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
13497 * avr/avr.h: Remove old comments.
13498 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
13499 (CC1_SPEC): Pass -fsigned-char if -mic*.
13500 (SIGNED_CHAR_SPEC): Remove.
13502 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
13504 2002-02-01 Eric Christopher <echristo@redhat.com>
13506 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
13507 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
13508 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
13509 (ASM_OUTPUT_REG_POP): Ditto.
13511 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
13513 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
13516 2002-02-02 Jakub Jelinek <jakub@redhat.com>
13518 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
13520 2002-02-02 Jakub Jelinek <jakub@redhat.com>
13523 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
13526 2002-02-01 Janis Johnson <janis187@us.ibm.com>
13528 * cfganal.c: Include tm_p.h.
13529 (keep_with_call_p): Fix the test that determines if a register holds
13530 the return value of a call.
13532 2002-02-01 DJ Delorie <dj@redhat.com>
13534 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
13535 we are given conflicting registers, switch to the other one we
13536 had allocated for us.
13537 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
13538 as TImode so we know when the "other" register is available.
13540 2002-02-01 David O'Brien <obrien@FreeBSD.org>
13542 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
13545 2002-02-01 Janis Johnson <janis187@us.ibm.com>
13547 * cfganal.c (keep_with_call_p): New function.
13548 (flow_call_edges_add): Prevent splitting a block between a call and
13549 a single-set instruction that should be kept in the same block.
13551 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
13553 * doc/install.texi (avr): Update outdated URL.
13555 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
13557 * config/stormy16/stormy16.md (pushqi): New.
13561 (movhi): Remove stack operands.
13563 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
13564 nonimmediate_nonstack_operand.
13565 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
13567 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
13570 2002-01-31 Jason Merrill <jason@redhat.com>
13572 * Makefile.in (c-parse.c): Handle .output file.
13573 * objc/Make-lang.in (objc-parse.c): Likewise.
13575 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
13577 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
13578 the -me[lb] option is given. Don't output the default flag
13581 2002-01-31 Zack Weinberg <zack@codesourcery.com>
13583 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
13584 the primary source file; this has not been done yet.
13585 * c-decl.c (c_expand_body): Reset input_filename from
13586 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
13588 2002-01-31 Kazu Hirata <kazu@hxi.com>
13590 * rtlanal.c (subreg_regno_offset): Do not use
13591 SUBREG_REGNO_OFFSET.
13592 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
13593 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
13595 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
13597 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
13598 version rather than GNATS version in --version output.
13600 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
13602 * ifcvt.c (noce_process_if_block): Make a copy of the destination
13603 when copying back from a temporary.
13605 2002-01-30 Richard Henderson <rth@redhat.com>
13607 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
13608 and new_dest are the same.
13610 2002-01-30 Richard Henderson <rth@redhat.com>
13613 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
13614 * rtl.c (note_insn_name): Update.
13615 * emit-rtl.c (remove_unnecessary_notes): Kill it.
13616 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
13617 to perform loop rotation.
13618 (expand_exit_loop_top_cond): New.
13619 * tree.h (expand_exit_loop_top_cond): Declare it.
13620 * c-semantics.c (genrtl_while_stmt): Use it.
13621 (genrtl_for_stmt): Likewise.
13623 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
13625 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
13626 arguments to 64-bit boundaries on 64-bit ABIs.
13628 2002-01-30 Steve Ellcey <sje@cup.hp.com>
13630 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
13632 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
13634 * c-decl.c (grokdeclarator): Handle type being a typedef for an
13637 2002-01-30 David O'Brien <obrien@FreeBSD.org>
13639 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
13640 * config/sparc/sparc_bi.h: Remove file.
13641 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
13643 2002-01-30 Richard Henderson <rth@redhat.com>
13645 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
13647 2002-01-30 Zack Weinberg <zack@codesourcery.com>
13649 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
13651 2002-01-30 Jason Merrill <jason@redhat.com>
13653 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
13654 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
13655 (reg_save): Use DW_CFA_offset_extended_sf instead.
13657 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
13659 2002-01-29 Jakub Jelinek <jakub@redhat.com>
13661 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
13664 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
13666 * rs6000.md ("*call_value_local32"): Remove constraints.
13667 ("*call_value_local64"): Same.
13668 ("*call_value_indirect_nonlocal_aix32"): Same.
13669 ("*call_value_nonlocal_aix32"): Same.
13670 ("*call_value_indirect_nonlocal_aix64"): Same.
13671 ("*call_value_nonlocal_aix64"): Same.
13672 ("*call_value_nonlocal_sysv"): Same.
13674 2002-01-29 Richard Henderson <rth@redhat.com>
13676 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
13678 2002-01-29 Richard Henderson <rth@redhat.com>
13680 * expr.c (force_operand): Ignore flag_pic for detecting pic
13682 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
13683 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
13684 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
13685 instead of open-coded loop.
13686 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
13687 be fixed when in use.
13689 2002-01-29 Richard Henderson <rth@redhat.com>
13691 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
13692 * sched-rgn.c (propagate_deps): Update them.
13693 * sched-deps.c (sched_analyze_insn): Update them. Flush the
13694 clobbers list when either gets too long.
13696 2002-01-29 Jakub Jelinek <jakub@redhat.com>
13698 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
13699 and INDEX_REGS the same as GENERAL_REGS.
13700 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
13702 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
13704 * tree.c (build_nonstandard_integer_type): Correct prototype.
13706 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
13708 * config/s390/s390.md (movstrsico, movstrdix_64,
13709 movstrsix_31): Remove, replace by ...
13710 (movstrdi_short, movstrsi_short, movstrdi_long,
13711 movstrsi_long): ... these. New.
13712 (movstrdi, movstrsi): Adapt.
13714 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
13715 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
13716 Remove unnecessary CC clobber.
13717 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
13718 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
13720 (divmoddi4): Don't partially initialize TImode register.
13722 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
13724 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
13726 2002-01-29 Richard Henderson <rth@redhat.com>
13728 * flow.c (print_rtl_and_abort): Remove.
13729 (print_rtl_and_abort_fcn): Remove.
13730 (verify_local_live_at_start): Use dump_bb instead.
13731 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
13732 (verify_wide_reg_1): Return 2 on mode test failure.
13734 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
13736 PR c/3325, c/3326, c/2511, c/3347
13737 * c-decl.c (enum_decl_context): Remove BITFIELD.
13738 (grokdeclarator): Take bitfield width as an input.
13739 Ensure bitfields are given the correct type. Perform
13740 bitfield width validation with build_bitfield_integer_type
13741 rather than waiting for finish_struct.
13742 (grok_typename, grok_typename_in_parm_context, start_decl,
13743 push_parmdecl, grokfield, start_function): Update calls to
13745 (build_bitfield_integer_type): New function.
13746 (finish_struct): Move bitfield validation to grokdeclarator
13747 and build_bitfield_integer_type.
13748 * tree.c (build_nonstandard_integer_type): New function.
13749 * tree.h (build_nonstandard_integer_type): New prototype.
13751 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
13753 2002-01-29 Jakub Jelinek <jakub@redhat.com>
13756 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
13757 don't ignore unrecognized -W* options.
13758 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
13759 * cpplib.h (cpp_handle_option): Adjust prototype.
13760 * c-decl.c (c_decode_options): Pass 0 as last argument to
13764 * gcc.c (cpp_unique_options): Split from cpp_options.
13765 (cpp_options): Source cpp_unique_options.
13766 (default_compilers): Use cpp_unique_options instead of cpp_options
13767 when used together with cc1_options.
13768 (static_specs): Add cpp_unique_options.
13769 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
13770 when used together with cc1_options.
13772 2002-01-29 Kazu Hirata <kazu@hxi.com>
13774 * config/h8300/h8300-protos.h: Update the prototype of
13776 * config/h8300/h8300.c (output_a_shift): Remove an unused
13777 argument 'insn'. Remove redundant code.
13778 * config/h8300/h8300.md: Adust to the new prototype of
13781 2002-01-29 Kazu Hirata <kazu@hxi.com>
13783 * config/h8300/h8300-protos.h: Update the prototypes of
13784 emit_a_rotate and expand_a_rotate.
13785 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
13786 first argument to 'enum rtx_code'.
13787 (expand_a_rotate): Likewise.
13789 2002-01-28 Kazu Hirata <kazu@hxi.com>
13791 * config/h8300/h8300-protos.h: Update the prototype of
13793 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
13795 * config/h8300/h8300.md: Adjust to the new prototype.
13797 2002-01-28 Kazu Hirata <kazu@hxi.com>
13799 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
13802 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
13804 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
13805 is a fixed register before returning pic_offset_table_rtx.
13806 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
13807 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
13809 2002-01-28 Jason Merrill <jason@redhat.com>
13811 * dwarf2.h: Sync with src version.
13813 2002-01-28 Paul Koning <pkoning@equallogic.com>
13815 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
13816 BT_FN_VOID_PTR_VAR.
13817 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
13818 * doc/extend.texi (__builtin_prefetch): Update documentation:
13819 first argument is now const void ptr.
13821 2002-01-28 Kazu Hirata <kazu@hxi.com>
13823 * config/h8300/h8300-protos.h: Remove an unused prototype.
13825 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
13827 * toplev.c (lang_independent_init): Round up identifier size.
13829 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
13831 * config.gcc: Revert previous change.
13833 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
13835 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
13837 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
13839 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
13840 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
13841 other non-elf netbsd config frags.
13842 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
13843 collect2 will does that.
13844 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
13845 shared-lib frobbing will work.
13847 2002-01-28 Kazu Hirata <kazu@hxi.com>
13849 * config/h8300/h8300.h: Fix formatting.
13850 * config/h8300/h8300.md: Likewise.
13852 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
13854 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
13855 the old, removed AAA_standards fix.
13856 * fixinc/fixincl.x: Rebuilt.
13858 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
13860 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
13861 atexit call in crtbegin, hooked in after call to frame_dummy;
13862 register EH before registering __fini__start.
13864 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
13866 * config/rs6000/altivec.h: Remove spurious semicolons.
13868 2002-01-27 Kazu Hirata <kazu@hxi.com>
13870 * config/h8300/h8300.md: Replace dead bit extraction patterns
13871 with ones that work.
13873 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13875 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
13876 if not STRICT_ALIGNMENT.
13877 * rtl.h (MEM_ALIGN): Likewise.
13879 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
13881 * doc/invoke.texi (-fdump-translation-unit): Revert this
13882 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
13884 2002-01-27 Kazu Hirata <kazu@hxi.com>
13886 * config/h8300/h8300.md (define_constants): New.
13887 (anonymous patterns) Use defined constants appropriately.
13889 2002-01-27 Kazu Hirata <kazu@hxi.com>
13891 * config/h8300/h8300.c (function_arg): Remove redundant code.
13893 2002-01-26 Richard Henderson <rth@redhat.com>
13895 * sched-deps.c (reg_pending_uses_head): New.
13896 (reg_pending_barrier): Rename from reg_pending_sets_all.
13897 (find_insn_list): Don't mark inline.
13898 (find_insn_mem_list): Remove.
13899 (add_dependence_list, add_dependence_list_and_free): New.
13900 (flush_pending_lists): Replace only_write param with separate
13901 for_read and for_write parameters. Update all callers. Use
13902 add_dependence_list_and_free.
13903 (sched_analyze_1): Do not add reg dependencies here; just set
13904 the pending bits. Use add_dependence_list.
13905 (sched_analyze_2): Likewise.
13906 (sched_analyze_insn): Replace schedule_barrier_found with
13907 reg_pending_barrier. Add all dependencies for pending reg
13908 uses, sets, and clobbers.
13909 (sched_analyze): Don't add reg dependencies for calls, just
13910 set pending bits. Use regs_invalidated_by_call. Treat
13911 sched_before_next_call as a normal list, not a fake insn.
13912 (init_deps): No funny init for sched_before_next_call.
13913 (free_deps): Free pending mems lists. Don't zero reg_last.
13914 (init_deps_global): Init reg_pending_uses.
13915 (finish_deps_global): Free it.
13916 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
13917 (find_insn_mem_list): Remove.
13918 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
13919 (propagate_deps): Use them. Zero temp mem lists.
13921 2002-01-26 Richard Henderson <rth@redhat.com>
13923 * Makefile.in (CRTSTUFF_CFLAGS): New.
13924 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
13925 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
13926 crtstuff.c instead of alpha assembly version.
13927 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
13928 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
13929 not FORCE_{INIT,FINI}_SECTION_ALIGN.
13930 (__do_global_dtors_aux): Mark used.
13931 (frame_dummy, __do_global_ctors_aux): Mark used.
13932 (fini_dummy, init_dummy): Remove.
13934 * config/alpha/crtbegin.asm: Remove file.
13935 * config/alpha/crtend.asm: Remove file.
13936 * config/alpha/t-crtbe: Remove file.
13937 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
13938 (LINK_EH_SPEC): New.
13940 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
13941 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
13942 calling constructors.
13943 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
13945 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
13946 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
13947 CRT_END_INIT_DUMMY hack.
13948 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
13949 FORCE_{INIT,FINI}_SECTION_ALIGN.
13951 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
13952 FORCE_{INIT,FINI}_SECTION_ALIGN.
13954 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
13955 invocation sequence.
13956 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
13958 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
13959 (FORCE_CODE_SECTION_ALIGN): New.
13961 2002-01-26 Richard Henderson <rth@redhat.com>
13963 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
13965 2002-01-26 Richard Henderson <rth@redhat.com>
13967 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
13968 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
13970 2002-01-26 Kazu Hirata <kazu@hxi.com>
13972 * config/h8300/h8300.md: Remove bit extraction patterns that
13973 cannot be triggered.
13974 Restrict each bit extraction pattern to a variant on which the
13977 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
13979 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
13981 2002-01-26 Kazu Hirata <kazu@hxi.com>
13983 * config/h8300/h8300.md: Remove bit test patterns that cannot
13985 Restrict each bit test pattern to a variant on which the
13988 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13990 * builtins.c (expand_builtin_strncat): Remove redundant check for
13993 2002-01-25 David O'Brien <obrien@FreeBSD.org>
13995 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
13997 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
14000 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
14002 * dbxout.c (dbxout_init): Use assemble_name rather than just
14003 stripping off the first character.
14004 (dbxout_source_file): Likewise.
14006 2002-01-25 DJ Delorie <dj@redhat.com>
14008 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
14009 using rtx_equal_p, not by comparing pointers.
14011 2002-01-25 Steve Ellcey <sje@cup.hp.com>
14013 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
14014 for PIC_OFFSET_TABLE_REGNUM.
14015 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
14017 2002-01-25 David O'Brien <obrien@FreeBSD.org>
14019 * config.gcc (x86_64-*-freebsd*): New target.
14020 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
14022 (i[34567]86-*-freebsd*): Don't include svr4.h.
14023 * config/i386/freebsd64.h: New file.
14025 2002-01-25 Douglas B Rupp <rupp@gnat.com>
14027 * config/alpha/x-vms (version): Make static.
14029 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
14030 in previous checkin.
14032 * Makefile.in (install-headers-cp): New target.
14033 * config.gcc (alpha-dec-*vms*): Install headers with
14036 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
14038 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
14041 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14043 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
14044 of compare_tree_int.
14045 (expand_builtin_strncat): Likewise.
14046 * c-decl.c (finish_struct): Use tree_low_cst.
14047 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
14048 * tree.c (compare_tree_int): Likewise.
14050 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
14052 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
14053 adjustments even if they are implemented by more than two insns.
14055 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
14057 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
14058 * df.h (struct ref): Kill B.
14059 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
14061 * basic-block.h (PROP_EQUAL_NOTES): New flag.
14062 * flow.c (propagate_one_insn): Use it.
14063 (mark_used_regs): Handle NIL.
14065 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
14067 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
14070 2002-01-25 David Edelsohn <edelsohn@gnu.org>
14072 * rs6000.md (prefetch): Make address V4SI mode so that the address
14073 is restricted to legitimate form for instruction.
14075 2002-01-25 Bob Wilson <bob.wilson@acm.org>
14077 * doc/install.texi (xtensa-*-elf): New target.
14078 (xtensa-*-linux*): New target.
14079 * doc/contrib.texi: Add myself.
14081 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
14083 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
14084 purpose register to hold an SImode (or smaller) value.
14086 2002-01-25 Jakub Jelinek <jakub@redhat.com>
14088 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
14090 * crtstuff.c: Likewise.
14092 2002-01-25 Kazu Hirata <kazu@hxi.com>
14094 * config/h8300/h8300.md (negation patterns): Tighten
14095 predicates to register_operand.
14097 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
14099 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
14102 * builtins.c (expand_builtin_prefetch): Same.
14104 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14106 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
14109 2002-01-24 Kazu Hirata <kazu@hxi.com>
14111 * config/h8300/h8300.c (print_operand): Remove support for
14112 operand character 'A'.
14113 * config/h8300/h8300.md (three anonymous patterns): Replace
14114 operand character 'A' with either 'T' or 'S'.
14116 2002-01-24 Kazu Hirata <kazu@hxi.com>
14118 * config/h8300/h8300.c (print_operand): Remove support for
14119 operand character 'U'.
14121 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
14123 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
14125 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
14127 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
14128 values to be assigned to the stack pointer.
14130 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
14132 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
14133 to const_double needs to be done right for big-endian systems.
14135 2002-01-24 Jason Merrill <jason@redhat.com>
14138 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
14139 to can_throw_internal.
14141 2002-01-23 Richard Henderson <rth@redhat.com>
14143 * fold-const.c (fold): Change UINT_MAX test to check vs precision
14144 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
14146 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14148 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
14149 (symGOT2reg): Use them, then set as GOT value as unchanging.
14150 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
14151 as a temporary, if possible.
14152 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
14153 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
14155 2002-01-23 Kazu Hirata <kazu@hxi.com>
14157 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
14158 accept to accept 0x80 as operands[2].
14160 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14162 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
14164 2002-01-23 Richard Henderson <rth@redhat.com>
14166 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
14168 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
14170 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
14171 (parmlist_or_identifiers_1): Verify that only a parmlist follows
14174 2002-01-23 Richard Henderson <rth@redhat.com>
14176 * expr.c (move_by_pieces_1): Extend size before negation.
14178 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
14179 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
14180 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
14181 * config/m68k/t-m68kelf: Likewise.
14183 2002-01-23 Bob Wilson <bob.wilson@acm.org>
14185 * config/xtensa/elf.h: New file.
14186 * config/xtensa/lib1funcs.asm: New file.
14187 * config/xtensa/lib2funcs.S: New file.
14188 * config/xtensa/linux.h: New file.
14189 * config/xtensa/t-xtensa: New file.
14190 * config/xtensa/xtensa-config.h: New file.
14191 * config/xtensa/xtensa-protos.h: New file.
14192 * config/xtensa/xtensa.c: New file.
14193 * config/xtensa/xtensa.h: New file.
14194 * config/xtensa/xtensa.md: New file.
14195 * config.gcc (xtensa-*-elf*): New target.
14196 (xtensa-*-linux*): New target.
14197 * cse.c (canon_hash): Compare rtx pointers instead of register
14198 numbers. This is required for the Xtensa port.
14199 * integrate.c (copy_insn_list): Handle case where the static
14200 chain is in memory and the memory address has to be copied to
14202 * doc/invoke.texi (Option Summary): Add Xtensa options.
14203 (Xtensa Options): New node.
14204 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
14206 2002-01-23 Zack Weinberg <zack@codesourcery.com>
14208 * diagnostic.c (internal_error): Do ICE suppression only
14209 when ENABLE_CHECKING is not defined.
14211 * c-typeck.c (require_complete_type): Return error_mark_node
14212 if type is error_mark_node.
14214 2002-01-23 Janis Johnson <janis187@us.ibm.com>
14216 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
14217 -Os and issue a warning.
14219 2002-01-23 Zack Weinberg <zack@codesourcery.com>
14221 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
14222 current (lack of) need for host configuration by hand.
14224 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
14225 references. Documentation of some target macros moved from
14226 hostconfig.texi to tm.texi.
14228 2002-01-23 Will Cohen <wcohen@redhat.com>
14230 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
14233 2002-01-23 Kazu Hirata <kazu@hxi.com>
14235 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
14238 2002-01-23 Jason Merrill <jason@redhat.com>
14240 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
14242 * function.c (assign_parms): Don't put args of inline functions
14243 into registers when not optimizing.
14245 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
14247 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
14248 (prologue_use): New pattern.
14249 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
14250 preference to gen_rtx_USE.
14251 (thumb_expand_prologue): Use gen_prologue_use in preference to
14253 (thumb_expand_epilogue): Use gen_prologue_use in preference to
14256 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
14258 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
14260 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
14263 * doc/extend.texi: Correct documentation of __alignof__.
14265 2002-01-22 Zack Weinberg <zack@codesourcery.com>
14267 * params.h: Rename arguments of DEFPARAM so that it will be
14268 recognized as a translation keyword.
14270 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
14272 * extend.texi: Document altivec functions.
14273 Fix N-bit adjectives in X86 builtin documentation.
14275 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
14277 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
14278 auto_inc_dec values.
14280 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
14282 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
14284 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
14286 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
14288 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
14290 2002-01-22 Richard Henderson <rth@redhat.com>
14292 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
14293 copy_insn not copy_rtx.
14295 2002-01-23 Alan Modra <amodra@bigpond.net.au>
14297 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
14298 "nonzero" as that might add "1" bits. Ensure "constop" is
14299 properly sign extened.
14300 (force_to_mode): Tweak for sign extended constop.
14302 2002-01-22 Richard Henderson <rth@redhat.com>
14304 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
14305 for_each_rtx instead of assuming we're already looking at the MEM.
14306 (split_small_symbolic_mem_operand): Likewise.
14307 * config/alpha/alpha.h (PREDICATE_CODES): Update.
14308 * config/alpha/alpha.md (small symbolic memory splitters): Update.
14310 2002-01-22 Richard Henderson <rth@redhat.com>
14312 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
14313 sequence number for the literal.
14314 (divmoddi_internal_er): Likewise.
14316 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
14319 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
14320 in LIBICONV variable.
14321 * configure: Regenerated.
14323 2002-01-22 Krister Walfridsson <cato@df.lth.se>
14325 * dependence.c (build_def_use): Remove array_idx.
14327 * dwarfout.c (last_filename): Remove.
14328 (output_compile_unit_die): Remove last_filename.
14330 2002-01-22 Roger Sayle <roger@eyesopen.com>
14331 Richard Henderson <rth@redhat.com>
14334 * fold-const.c (fold): Optimize unsigned comparisons against
14335 UINT_MAX (and similar unsigned constants).
14337 2002-01-22 Janis Johnson <janis187@us.ibm.com>
14339 * Makefile.in (loop.o): Depend on OPTABS_H.
14340 * loop.c (emit_prefetch_instructions): Check the prefetch operand
14341 against the predicate.
14344 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
14345 for the address operand.
14347 2002-01-22 Richard Henderson <rth@redhat.com>
14349 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
14351 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
14354 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
14355 preprocessor flags.
14357 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
14359 * config.gcc (x86_64-*-netbsd*): New target.
14360 * config/i386/netbsd64.h: New file.
14362 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
14364 * regrename.c (kill_value): Fix typo.
14366 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
14368 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
14370 * config/rs6000/rs6000.h: Same.
14372 * function.c (instantiate_virtual_regs): Remove
14373 STARTING_FRAME_PHASE.
14374 (assign_stack_local_1): Same.
14375 Calculate frame phase.
14377 2002-01-22 Nick Clifton <nickc@redhat.com>
14379 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
14380 variable declaration to outer scope in order to simplify
14382 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
14383 arm_hard_regno_mode_ok.
14384 * config/arm/arm-protos.h: Add a prototype for
14385 arm_hard_regno_mode_ok.
14386 * config/arm/arm.c (soft_df_operand): Remove now redundant
14387 check for DImode values using IP_REGNUM.
14388 (nonimmediate_soft_df_operand): Remove now redundant check for
14389 DImode values using IP_REGNUM.
14390 (arm_hard_regno_mode_ok): New function. New check: make sure
14391 that DImode values are not stored in IP_REGNUM.
14393 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
14395 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
14397 2002-01-22 Jason Merrill <jason@redhat.com>
14399 * c-semantics.c (genrtl_compound_stmt): Only check nesting
14400 consistency if this COMPOUND_STMT is scoped.
14402 2002-01-22 Kazu Hirata <kazu@hxi.com>
14404 * predict.c: Fix formatting.
14405 * print-tree.c: Likewise.
14406 * protoize.c: Likewise.
14407 * real.h: Likewise.
14409 * sbitmap.h: Likewise.
14410 * scan.c: Likewise.
14411 * sched-deps.c: Likewise.
14412 * sched-vis.c: Likewise.
14413 * sdbout.c: Likewise.
14414 * sibcall.c: Likewise.
14416 * ssa-ccp.c: Likewise.
14417 * ssa-dce.c: Likewise.
14418 * stmt.c: Likewise.
14419 * stor-layout.c: Likewise.
14420 * system.h: Likewise.
14422 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14424 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
14425 if fits in bounds of base type.
14427 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
14428 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
14429 (add_bound_info, default): If can't find a context, make a
14431 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
14433 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
14435 * c-typeck.c (parser_build_binary_op): If result from
14436 build_binary_op is ERROR_MARK just return error_mark_node without
14437 further processing.
14439 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
14441 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
14442 Split a.out-specific bits into...
14443 * config/netbsd-aout.h: ...this.
14444 * config/netbsd-elf.h: New file.
14445 * config/alpha/netbsd-elf.h: Remove.
14446 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
14447 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
14448 (STARTFILE_SPEC): Remove redundant definition.
14449 (ENDFILE_SPEC): Likewise.
14450 (LINK_SPEC): Likewise.
14451 (CPP_SPEC): Likewise.
14452 (ASM_SPEC): Likewise.
14453 (LIB_SPEC): Likewise.
14454 (SWITCH_TAKES_ARG): Likewise.
14455 (TARGET_MEM_FUNCTIONS): Likewise.
14456 (CPP_PREDEFINES): Redefine.
14457 (ASM_FINAL_SPEC): Remove redefinition.
14458 (ASM_COMMENT_START): Redefine.
14459 (FUNCTION_PROFILER): Define.
14460 (TARGET_VERSION): Redefine.
14461 Comment and formatting cleanup.
14462 * config/i386/netbsd.h: Include <netbsd-aout.h>.
14463 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
14464 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
14465 big- or little-endian.
14466 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
14467 * config.gcc (*-*-netbsd*): Add definitions common to all
14469 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
14470 gnu_ld definitions. Add netbsd-elf.h to and remove
14471 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
14472 tmake_file, and don't lose previous tmake_file contents.
14473 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
14474 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
14475 gnu_ld definitions. Add netbsd-elf.h to tm_file.
14476 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
14477 (mipsel-*-netbsd*): Rename this to...
14478 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
14479 mips/little.h to tm_file for mips*el-*.
14480 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
14481 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
14482 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
14484 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
14486 * pa-protos.h (reg_before_reload_operand): New function prototype.
14487 * pa.c (reg_before_reload_operand): New function implementation.
14488 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
14489 contraints to "*m".
14491 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14493 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
14495 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
14497 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
14498 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
14499 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
14500 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
14501 (ENDFILE_SPEC): Undefine.
14502 (STARTFILE_SPEC): Redefine for PA.
14504 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14506 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
14508 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
14510 * config.gcc: Add entries to supported PowerPC --with-cpu
14513 2002-01-21 Jakub Jelinek <jakub@redhat.com>
14515 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
14516 true for 64-bit mode only SSE registers in 32-bit mode.
14518 2002-01-21 Kazu Hirata <kazu@hxi.com>
14520 * unwind-dw2.c: Fix formatting.
14521 * unwind-dw2-fde.c: Likewise.
14522 * unwind-dw2-fde.h: Likewise.
14523 * unwind-pe.h: Likewise.
14524 * varasm.c: Likewise.
14525 * varray.h: Likewise.
14527 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
14529 Remove workaround for register stack overwrite bug in mmix.
14530 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
14531 support for TARGET_REG_STACK_FILL_BUG.
14532 * config/mmix/mmix.h: Remove member has_call_without_parameters.
14533 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
14535 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
14536 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
14537 -mno-reg-stack-fill-bug-workaround.
14538 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
14539 machine member has_call_without_parameters.
14540 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
14541 -mreg-stack-fill-bug-workaround and
14542 -mno-reg-stack-fill-bug-workaround.
14543 (MMIX Options): Ditto.
14545 2002-01-21 Kazu Hirata <kazu@hxi.com>
14547 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
14549 Remove redundant code.
14551 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
14553 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
14554 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
14555 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
14556 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
14557 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
14558 out target macro definitions and non-target-specific comments
14559 mostly taken from old versions of the manual.
14561 2002-01-20 Kazu Hirata <kazu@hxi.com>
14563 * config/h8300/h8300.h: Fix comment formatting.
14564 * config/ia64/aix.h: Likewise.
14565 * config/ia64/ia64-protos.h: Likewise.
14566 * config/ia64/ia64.c: Likewise.
14567 * config/ia64/ia64.h: Likewise.
14568 * config/ia64/ia64intrin.h: Likewise.
14569 * config/ia64/linux.h: Likewise.
14570 * config/ia64/unwind-aix.c: Likewise.
14571 * config/ia64/unwind-ia64.c: Likewise.
14573 2002-01-20 Kazu Hirata <kazu@hxi.com>
14575 * config/h8300/h8300.c: Revise comments about shift code.
14577 2002-01-20 Kazu Hirata <kazu@hxi.com>
14579 * config/h8300/h8300.c (function_arg): Update a comment.
14581 2002-01-20 Kazu Hirata <kazu@hxi.com>
14583 * config/h8300/h8300.md: Update the comments at the beginning
14586 2002-01-20 Kazu Hirata <kazu@hxi.com>
14588 * config/i370/i370.c: Fix comment formatting.
14589 * config/i370/i370.h: Likewise.
14590 * config/i370/i370.md: Likewise.
14591 * config/i370/linux.h: Likewise.
14593 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14595 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
14597 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
14598 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
14599 in incomplete case.
14601 2002-01-20 Graham Stott <grahams@redhat.com>
14603 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
14605 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
14607 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
14609 2002-01-19 Tom Rix <trix@redhat.com>
14611 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
14613 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
14615 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
14617 * function.c (assign_stack_local_1): Adjust x_frame_offset with
14618 STARTING_FRAME_PHASE.
14619 (STARTING_FRAME_PHASE): New.
14620 (instantiate_virtual_regs): Check saneness of
14621 STARTING_FRAME_PHASE.
14623 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
14625 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
14627 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
14629 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
14631 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
14632 be used for bootstrapping GCC 3.0.
14634 2002-01-18 Kazu Hirata <kazu@hxi.com>
14636 * config/h8300/h8300.md: Fix an insn length.
14638 2002-01-18 Kazu Hirata <kazu@hxi.com>
14640 * bitmap.h: Fix comment formatting.
14641 * combine.c: Likewise.
14642 * cppfiles.c: Likewise.
14643 * c-pragma.h: Likewise.
14644 * c-typeck.c: Likewise.
14646 * dwarf2out.c: Likewise.
14647 * function.c: Likewise.
14649 * genattrtab.c: Likewise.
14650 * gthr-win32.h: Likewise.
14651 * haifa-sched.c: Likewise.
14652 * predict.c: Likewise.
14653 * rtlanal.c: Likewise.
14655 * unwind-dw2-fde.h: Likewise.
14656 * unwind-pe.h: Likewise.
14657 * vmsdbgout.c: Likewise.
14659 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14661 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
14662 if type_required and passed decl.
14664 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
14666 * config.gcc (cpu_type): Include altivec.h in powerpc
14670 * config/rs6000/altivec.h: New.
14672 2002-01-17 David Edelsohn <edelsohn@gnu.org>
14674 * doc/install.texi (*-ibm-aix*): Update assembler and exception
14675 handling information.
14676 * doc/trouble.texi (Interoperation): Add libstdc++ information
14678 (Misunderstandings): Add template instantiation and static template
14679 member information for AIX.
14681 2002-01-17 Jason Merrill <jason@redhat.com>
14683 * dbxout.c (dbxout_type): Support const and volatile.
14685 * except.c (add_partial_entry): Remove backwards compatibility code.
14686 (end_protect_partials): Likewise.
14688 2002-01-17 Jakub Jelinek <jakub@redhat.com>
14690 * config/ia64/ia64.md (prologue_use): New.
14691 * config/ia64/ia64.c (ia64_expand_prologue): Use
14692 gen_prologue_use instead of gen_rtx_USE.
14693 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
14694 as CODE_FOR_pred_rel_mutex.
14695 (ia64_sched_reorder2): Likewise.
14697 2002-01-16 Eric Christopher <echristo@redhat.com>
14699 * config/mips/r3900.h: Reformat.
14700 (SUBTARGET_CPP_SIZE_SPEC): Remove.
14701 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
14702 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
14703 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
14704 * config/mips/t-elf: Remove mips3 multilib.
14706 2002-01-16 H.J. Lu <hjl@gnu.org>
14708 * config/mips/linux.h: Include "mips/abi64.h".
14710 2002-01-16 H.J. Lu <hjl@gnu.org>
14712 * config/mips/t-linux: New.
14714 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
14716 * config/mips/linux.h: Don't include "gofast.h".
14717 (INIT_SUBTARGET_OPTABS): Removed.
14719 2002-01-16 Kazu Hirata <kazu@hxi.com>
14721 * config/h8300/h8300-protos.h: Replace emit_a_shift with
14723 * config/h8300/h8300.c: Likewise.
14724 * config/h8300/h8300.md: Likewise.
14726 2002-01-16 Kazu Hirata <kazu@hxi.com>
14728 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
14729 spaces after an opcode name.
14730 (pushqi1_h8300hs): Likewise.
14731 (pushhi1_h8300hs): Likewise.
14733 2002-01-16 Kazu Hirata <kazu@hxi.com>
14735 * doc/extend.texi: Replace "option" with "attribute"
14738 2002-01-16 Jakub Jelinek <jakub@redhat.com>
14740 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
14741 (and:DI () (const_int -8)).
14742 (split_small_symbolic_mem_operand): Split
14743 (mem (and:DI () (const_int -8)).
14745 2002-01-16 Jakub Jelinek <jakub@redhat.com>
14748 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
14749 same way as TYPE_IMUL.
14750 (ultrasparc_sched_reorder): Likewise.
14751 * config/sparc/sparc.md (type): Add comment to update
14752 ultrasparc_sched_reorder when making changes.
14754 2002-01-16 Kazu Hirata <kazu@hxi.com>
14756 * doc/invoke.texi: Change the dump file name of block
14757 reordering pass from 28.bbro to 29.bbro.
14758 Mention -dk option.
14760 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
14762 * i386.md (minsf splitter): Fix pasto.
14764 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
14766 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
14767 to frame pointer initialisation instruction.
14768 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
14769 initialisation instruction.
14770 (soft_df_operand): Do not accept the IP register.
14771 (nonimmediate_soft_df_operand): Do not accept the IP register.
14773 2002-01-16 Jakub Jelinek <jakub@redhat.com>
14776 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
14777 MASK_V8 being both set.
14779 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
14781 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
14782 insn for GOT register; add REG_MAYBE_DEAD notes instead.
14783 config/s390/s390.md (call, call_value): Add GOT register to
14784 CALL_INSN_FUNCTION_USAGE where needed.
14785 (call_exp, call_value_exp): New.
14787 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
14789 * config/arm/arm.c: General formatting tidy up.
14791 2002-01-16 Graham Stott <grahams@redhat.com>
14793 * calls.c (try_to_integrate): Use "(size_t)" intermediate
14794 cast and when casting an integer literal to "rtx" pointer.
14795 (expand_call): Likewise.
14796 * flow.c (try_pre_increment): Likewise.
14797 (find_use_as_address): Likewise.
14798 * integrate.c (expand_iline_function): Likewise.
14799 * regmove.c (try_auto_increment): Likewise.
14801 2002-01-16 Graham Stott <grahams@redhat.com>
14803 * sched-rgn.c (passed): Use sbitmap_free.
14804 (header): Likewise.
14806 (in_queue): Likewise.
14807 (in_stack): Likewise.
14809 2002-01-15 Eric Christopher <echristo@redhat.com>
14811 * flow.c (propagate_one_insn): Change to use fatal_insn.
14813 2002-01-15 Kazu Hirata <kazu@hxi.com>
14815 * expmed.c (extract_fixed_bit_field): Remove unused code.
14816 * system.h: Poison SLOW_ZERO_EXTEND.
14817 * doc/tm.texi: Remove.
14818 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
14819 * config/arm/arm.h: Likewise.
14820 * config/avr/avr.h: Likewise.
14821 * config/clipper/clipper.h: Likewise.
14822 * config/convex/convex.h: Likewise.
14823 * config/d30v/d30v.h: Likewise.
14824 * config/dsp16xx/dsp16xx.h: Likewise.
14825 * config/elxsi/elxsi.h: Likewise.
14826 * config/fr30/fr30.h: Likewise.
14827 * config/h8300/h8300.h: Likewise.
14828 * config/i370/i370.h: Likewise.
14829 * config/i386/i386.h: Likewise.
14830 * config/m68k/m68k.h: Likewise.
14831 * config/mips/mips.h: Likewise.
14832 * config/ns32k/ns32k.h: Likewise.
14833 * config/pdp11/pdp11.h: Likewise.
14834 * config/pj/pj.h: Likewise.
14835 * config/s390/s390.h: Likewise.
14836 * config/sh/sh.h: Likewise.
14837 * config/stormy16/stormy16.h: Likewise.
14838 * config/v850/v850.h: Likewise.
14839 * config/vax/vax.h: Likewise.
14840 * config/we32k/we32k.h: Likewise.
14842 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
14844 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
14845 (altivec_lvsl): Change constraint to b.
14846 (altivec_lvsr): Same.
14847 (altivec_lvebx): Same.
14848 (altivec_lvehx): Same.
14849 (altivec_lvewx): Same.
14850 (altivec_lvxl): Same.
14851 (altivec_lvx): Same.
14852 (altivec_stvx): Add parallel.
14853 (altivec_stvxl): Same.
14854 (altivec_stvehx): Same.
14855 (altivec_stvebx): Same.
14856 (altivec_stvebx): Same.
14858 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
14860 * config.gcc: Change altivec.h to altivec-defs.h.
14862 * config/rs6000/altivec.h: Delete.
14864 * config/rs6000/altivec-defs.h: Add.
14866 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
14868 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
14871 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
14872 less than or equal to eight bytes.
14874 * vax.md (andsi3): Remove constraints and change SET destination
14875 operand type to nonimmediate_operand.
14876 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
14877 when it is a CONST_INT.
14879 2002-01-15 Jason Merrill <jason@redhat.com>
14881 * c-common.def (FILE_STMT): New code.
14882 * c-common.c (statement_code_p): It's a statement.
14883 * c-common.h (stmt_tree_s): Add x_last_filename.
14884 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
14885 (last_expr_filename): New macro.
14886 * c-semantics.c (begin_stmt_tree): Initialize it.
14887 (add_stmt): If the filename changed, also insert a
14889 (expand_stmt): Handle seeing one.
14891 2002-01-15 Eric Christopher <echristo@redhat.com>
14893 * flow.c (propagate_one_insn): Add error message and print out
14894 insn for debugging.
14896 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
14898 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
14899 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
14900 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
14901 TRAMPOLINE_ALIGNMENT.
14902 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
14904 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
14905 PCC_BITFIELD_TYPE_MATTERS.
14906 * config/interix.h (STDC_VALUE): Remove. Use
14907 STDC_0_IN_SYSTEM_HEADERS.
14908 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
14909 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
14910 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
14912 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
14914 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
14915 not work on this platform currently.
14917 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
14919 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
14920 readonly_warning in _().
14922 2002-01-15 Douglas B Rupp <rupp@gnat.com>
14924 * gcc.c (delete_if_ordinary): Backout previous change.
14926 2002-01-15 Kazu Hirata <kazu@hxi.com>
14928 * config/h8300/h8300.c (print_operand): Remove support for
14929 unused operand characters.
14931 * read-rtl.c: Fix formatting.
14932 * real.c: Likewise.
14933 * recog.c: Likewise.
14934 * regclass.c: Likewise.
14935 * regmove.c: Likewise.
14936 * reg-stack.c: Likewise.
14937 * reload1.c: Likewise.
14938 * rtlanal.c: Likewise.
14940 2002-01-15 Kazu Hirata <kazu@hxi.com>
14942 * config/i386/i386.c: Fix formatting.
14944 2002-01-15 Jakub Jelinek <jakub@redhat.com>
14946 * c-typeck.c (process_init_element): Don't save_expr
14947 COMPOUND_LITERAL_EXPR if just its initializer will be used.
14949 2002-01-15 David Edelsohn <edelsohn@gnu.org>
14951 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
14952 emit optional traceback table if optimize_size or TARGET_ELF.
14953 * config/rs6000/rs6000.md (prefetch): New.
14955 2002-01-15 Andreas Jaeger <aj@suse.de>
14957 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
14959 2002-01-15 Kazu Hirata <kazu@hxi.com>
14961 * mips-tfile.c: Fix formatting.
14963 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
14965 * unroll.c (final_reg_note_copy): Fix previous commit.
14967 2002-01-14 Kazu Hirata <kazu@hxi.com>
14969 * config/h8300/h8300-protos.h: Remove the prototype for
14971 * config/h8300/h8300.c (eq_operator): Remove.
14973 2002-01-14 Richard Henderson <rth@redhat.com>
14975 * config/i386/i386.md (prefetch): Tidy.
14976 (prefetch_3dnow): Fix locality operand.
14978 2002-01-14 Richard Henderson <rth@redhat.com>
14980 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
14981 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
14983 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
14985 * reload1.c (reload_combine): Pass reg_sum replacement through
14986 copy_rtx in loop performing multiple changes.
14988 2002-01-14 Jakub Jelinek <jakub@redhat.com>
14990 * except.c (remove_unreachable_regions): New.
14991 (free_eh_status): Clear exception_handler_labels.
14992 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
14993 (find_exception_handler_labels): Don't add the same label more than
14995 (remove_exception_handler_label): Don't die if
14996 find_exception_handler_labels hasn't been called for the current
14999 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
15001 * toplev.c (rest_of_compilation): Rebuild jump labels after
15004 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
15006 * doc/extend.texi: Move documentation of X86 built-in functions
15008 * doc/invoke.texi: From here.
15009 * doc/sourcebuild.texi: Document location of documentation for
15010 machine built-in functions.
15012 2002-01-13 Christopher Faylor <cgf@redhat.com>
15014 * cppfiles.c (TEST_THRESHOLD): New macro.
15015 (SHOULD_MMAP): Ditto.
15016 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
15019 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
15021 * unroll.c (final_reg_note_copy): Properly handle
15023 (unroll_loops): Fix LOOP_CONDITION heuristics.
15025 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
15027 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
15028 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
15030 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
15032 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
15035 2002-01-14 Tom Rix <trix@redhat.com>
15037 * config/rs6000/rs6000.md: Fix typo with sradi.
15039 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
15041 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
15042 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
15043 (clrstrdi, clrstrsi): Adapt callers.
15045 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
15047 (movti splitter): Never use register 0 as base register.
15049 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
15051 * combine.c (simplify_shift_const): Always generate new rtx
15052 for shift expression instead of reusing given expression.
15054 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15056 * config/alpha/alpha.c (alpha_expand_mov): Don't call
15057 alpha_legitimize_address unless mode is Pmode.
15059 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
15061 * doc/md.texi (Modifiers): Document the '*' constraint for the
15064 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
15065 * doc/extend.texi (Function Attributes): 'interrupt' is valid
15068 2002-01-13 Richard Henderson <rth@redhat.com>
15070 * reload.c (find_reloads): Use a hard reg destination as reload reg
15071 for an input reload of the source.
15073 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
15075 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
15078 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
15080 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
15081 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
15083 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
15085 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15087 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
15089 2002-01-12 Tom Rix <trix@redhat.com>
15091 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
15094 2002-01-12 Richard Henderson <rth@redhat.com>
15096 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
15098 * doc/invoke.texi: Update Alpha options.
15100 * doc/invoke.texi: Update i386 built-in function lists.
15102 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
15104 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
15105 referencing outside.
15107 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15109 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
15110 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
15111 offsets, and change line folding.
15112 * optabs.c (expand_binop): Remove warnings.
15113 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
15115 2002-01-12 Graham Stott <grahams@redhat.com>
15117 * attribs.c (handle_deprecated_attribute): constify WHAT.
15118 * diagnostic.c (warn_deprecated_use): Add braces, fixes
15119 dangling else warning and constify WHAT.
15120 * except.h (struct function, struct inline_remap): Move
15121 struct tag forward defs before all prototypes.
15122 (duplicate_eh_regions): Whitespace.
15124 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
15126 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
15127 MODE_BASE_REG_CLASS.
15128 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
15130 2002-01-12 Richard Henderson <rth@redhat.com>
15132 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
15133 (ix86_expand_vector_move): New.
15134 (bdesc_2arg): Remove andps, andnps, orps, xorps.
15135 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
15136 Remove old prefetch builtins. Special case the logicals removed above.
15137 (ix86_expand_builtin): Likewise.
15138 (safe_vector_operand): Use V4SFmode, not TImode.
15139 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
15140 (ix86_expand_timode_binop_builtin): New.
15141 * config/i386/i386-protos.h: Update.
15142 * config/i386/i386.h (enum ix86_builtins): Update.
15143 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
15144 Use ix86_expand_vector_move in vector move expanders.
15145 (movti_internal, movti_rex64): Add xorps alternative.
15146 (sse_clrv4sf): Rename and adjust from sse_clrti.
15147 (prefetch): Don't work so hard.
15148 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
15149 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
15150 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
15152 2002-01-11 Richard Henderson <rth@redhat.com>
15154 * config/i386/mmintrin.h: New file.
15155 * config/i386/xmmintrin.h: New file.
15156 * config.gcc (i?86-*-*): Add extra_headers.
15157 * simplify-rtx.c (simplify_unary_operation): Handle saturating
15159 (simplify_binary_operation): Handle saturating arithmetic codes.
15160 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
15161 not the lowpart subreg.
15162 (ix86_expand_builtin): Return a TImode dummy register instead of 0
15164 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
15166 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15168 * conflict.c (conflict_graph_compute): Free regsets when finished.
15169 * ssa.c (compute_coalesced_reg_partition): Likewise.
15171 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15173 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
15174 every where we allocate a register.
15176 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15178 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
15179 * lcm.c (compute_earliest, compute_farthest): Likewise.
15181 2002-01-11 Janis Johnson <janis187@us.ibm.com>
15183 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
15185 2002-01-11 Janis Johnson <janis187@us.ibm.com>
15187 * doc/rtl.texi (Insns): Fix 2 typos.
15189 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
15191 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
15192 options. Use @table @gcctabopt for MMIX options. Add index
15193 entries for MMIX options. Start new paragraph with first
15194 heading of the machine-dependent options.
15196 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
15199 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
15200 * combine.c (force_to_mode): Same.
15201 * reload1.c (clear_reload_reg_in_use): Same.
15203 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
15205 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
15208 2002-01-11 Andreas Jaeger <aj@suse.de>,
15209 Brad Lucier <lucier@math.purdue.edu>
15211 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
15214 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
15216 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
15217 Protect with IN_LIBGCC.
15218 (LINK_EH_SPEC): Add required trailing space.
15220 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
15222 * c-tree.h: Move function declarations so that they are listed
15223 under the filename which contains them.
15224 (check_identifier, finish_decl_top_level,
15225 lookup_name_current_level_global, shadow_record_fields): Remove.
15227 2002-01-11 Andreas Jaeger <aj@suse.de>
15229 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
15232 2002-01-10 Richard Henderson <rth@redhat.com>
15234 * config/alpha/alpha.c (print_operand): Add 'J'.
15235 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
15236 new operand with the sequence number for the lituse. When splitting
15237 the insns, use gen_movdi_er_high_g and generate a sequence number.
15238 (gen_movdi_er_high_g): Print the sequence number if non-zero.
15240 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
15242 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
15243 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
15245 (altivec_expand_builtin): Same.
15246 (altivec_expand_stv_builtin): New.
15248 * config/rs6000/rs6000.h (rs6000_builtins): Same.
15250 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
15251 ("altivec_lvehx"): New.
15252 ("altivec_lvewx"): New.
15253 ("altivec_lvxl"): New.
15254 ("altivec_lvx"): New.
15255 ("altivec_stvx"): New.
15256 ("altivec_stvebx"): New.
15257 ("altivec_stvehx"): New.
15258 ("altivec_stvewx"): New.
15259 ("altivec_stvxl"): New.
15261 2002-01-10 Richard Henderson <rth@redhat.com>
15263 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
15264 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
15265 care not to delete instructions twice.
15267 2002-01-10 Zack Weinberg <zack@codesourcery.com>
15269 * toplev.c: Don't declare environ (it's not used anywhere).
15270 * configure.in: Don't check for declaration of environ.
15271 * config/i386/xm-mingw32.h: Don't #define environ.
15272 * config.in, configure: Regenerate.
15274 2002-01-10 Zack Weinberg <zack@codesourcery.com>
15276 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
15277 * configure: Regenerate.
15279 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
15280 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
15281 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
15283 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
15284 LIMITS_H_TEST here, not in m68k/x-next.
15285 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
15286 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
15288 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
15289 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
15290 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
15292 * config/i386/x-djgpp: Renamed i386/t-djgpp.
15293 * config/m88k/x-dolph: Renamed m88k/t-dolph.
15294 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
15295 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
15296 replacement of quadlib.asm with quadlib.c.
15298 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
15299 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
15300 config/rs6000/xm-beos.h: Delete file.
15302 * config.gcc: Update to match above changes.
15304 2002-01-10 Kazu Hirata <kazu@hxi.com>
15306 * config/h8300/h8300.h: Fix comment typos.
15307 * config/h8300/h8300.md: Likewise.
15308 * config/h8300/lib1funcs.asm: Likewise.
15310 2002-01-10 Dale Johannesen <dalej@apple.com>
15312 PR optimization/5269
15313 * unroll.c (precondition_loop_p): Make *increment be the correct
15314 sign when n_iterations known, to avoid confusing caller.
15316 2002-01-10 Kazu Hirata <kazu@hxi.com>
15318 * doc/extend.texi (deprecated): Fix a typo.
15320 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
15322 * basic-block.h (update_br_prob_note): Declare.
15323 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
15324 (try_forward_edges): Care negative frequencies and update note.
15325 (outgoing_edges_match): Tweek conditional merging heuristics.
15326 (try_crossjump_to_edge): use update_br_prob_note.
15327 * cfglayout.c (fixup_reorder_chain): Likewise.
15328 * cfrtl.c (update_br_prob_note): New.
15329 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
15331 * i386.c (ix86_decompose_address): Return -1 if address contains
15333 (legitimate_address_p): Require ix86_decompose_address to return 1.
15335 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
15336 (cprop_insn): Likewise.
15338 2002-01-10 Kazu Hirata <kazu@hxi.com>
15340 * toplev.c: Fix formatting.
15341 * tree.c: Likewise.
15342 * tree-dump.c: Likewise.
15343 * unroll.c: Likewise.
15344 * unwind-dw2.c: Likewise.
15345 * unwind-dw2-fde.c: Likewise.
15346 * unwind-dw2-fde-glibc.c: Likewise.
15347 * unwind-sjlj.c: Likewise.
15349 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
15351 * doc/invoke.texi: Document PDP-11 options.
15353 2002-01-10 Kazu Hirata <kazu@hxi.com>
15355 * config/h8300/h8300.h: Fix formatting.
15357 2002-01-10 Ira Ruben <ira@apple.com>
15359 Add __attribute__ ((deprecated)).
15360 * extend.texi: Document __attribute__ ((deprecated)).
15361 * invoke.texi: Document -Wno-deprecated-declarations.
15362 * testsuite/g++.dg/other/deprecated.C: New C++ test.
15363 * testsuite/gcc.dg/deprecated.c: New C test.
15364 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
15365 (c_common_attribute_table): Add "deprecated" entry.
15366 (handle_deprecated_attribute): New function.
15367 * c-decl.c (deprecated_states): New enum.
15368 deprecated_state: State of "deprecated" handling.
15369 (start_decl): Set deprecated_state based on attributes.
15370 (grokdeclarator): Test for deprecated uses, propagate attribute.
15371 * c-typeck.c (build_component_ref): Test for deprecated fields.
15372 (build_external_ref): Test for deprecated primaries.
15373 * diagnostic.c (warn_deprecated_use) New function to issue
15374 warnings about __attribute__ ((depricated)) references.
15375 * flags.h (warn_deprecated_decl): Extern declared for
15376 -W[no-]deprecated-declarations option.
15377 * print-tree.c (print_node): Show deprecated flag status.
15378 * toplev.c (warn_deprecated_decl): Defined.
15379 (W_options): Added "deprecated-declaration".
15380 * toplev.h (warn_deprecated_use): Extern declared.
15381 * tree.h (struct tree_common): Define deprecated_flag.
15382 (TREE_DEPRECATED): New macro to access flag.
15383 * cp/call.c (build_call): Test for deprecated calls.
15384 * cp/class.c (add_implicitly_declared_members): Set global
15385 flag to tell grokdeclarator to not issue deprecated warnings.
15386 * cp/cp-tree.h: Add extern for adding_implicit_members.
15387 * cp/decl.c (deprecated_states): New enum.
15388 (start_decl): Set deprecated_state based on attributes.
15389 (grokdeclarator): Test for deprecated uses, propagate attribute.
15390 * cp/lex.c (do_identifier): Test for deprecated primaries.
15391 * cp/typeck.c (build_component_ref): Test for deprecated fields.
15393 2002-01-10 Ira Ruben <ira@apple.com>
15395 Fix to assign attributes to inline member functions.
15396 * cp/decl.c (start_method): Handle attrlist.
15398 2002-01-10 Kazu Hirata <kazu@hxi.com>
15400 * combine.c (expand_field_assignment): Use subreg_lsb().
15402 2002-01-10 David Edelsohn <edelsohn@gnu.org>
15404 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
15405 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
15406 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
15407 Recurse for any operand of AND as long as constant is non-zero.
15409 2002-01-10 Kazu Hirata <kazu@hxi.com>
15411 * config/h8300/h8300.md: Remove constraints from expanders.
15413 2002-01-10 Kazu Hirata <kazu@hxi.com>
15415 * varasm.c: Fix formatting.
15416 * varray.c: Likewise.
15417 * vmsdbgout.c: Likewise.
15418 * xcoffout.c: Likewise.
15420 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
15422 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
15423 update edge probabilities to match.
15425 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
15427 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
15429 * doc/languages.texi, doc/sourcebuild.texi: New files.
15430 * doc/configfiles.texi: Make a subsubsection. Update.
15431 * doc/configterms.texi: Add @node. Remove warning that this isn't
15432 instructions for building GCC.
15433 * doc/makefile.texi: Make a subsection.
15434 * doc/gccint.texi: Update.
15436 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
15438 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
15440 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
15442 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
15444 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
15446 * optabs.c (expand_fix): Look for wider integer modes first.
15448 * i386.md (mov?f): Avoid the fake const double trick for medium
15450 (min?f*/max?f*): Prohibit memory operands for i387 variant.
15451 (fop_df_4): Disable for SSE compilation.
15453 2002-01-10 Graham Stott <grahams@redhat.com>
15455 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
15456 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
15458 2002-01-10 Richard Henderson <rth@redhat.com>
15460 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
15462 2002-01-10 Richard Henderson <rth@redhat.com>
15464 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
15465 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
15467 2002-01-10 Kazu Hirata <kazu@hxi.com>
15469 * combine.c (can_combine_p): Fix a comment typo.
15471 2002-01-09 Zack Weinberg <zack@codesourcery.com>
15473 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
15474 empty list correctly. Change loop index $t to $f for
15475 consistency with rest of Makefile.
15477 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
15479 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
15480 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
15482 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
15483 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
15484 (altivec_init_builtins): Same.
15485 (altivec_expand_unop_builtin): Return NULL_RTX on error.
15486 (altivec_expand_binop_builtin): Same.
15487 (altivec_expand_ternop_builtin): Same.
15490 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
15491 ("altivec_vctuxs"): Fix typo.
15492 ("altivec_vnmsubfp"): Same.
15493 ("altivec_dssall"): New.
15494 ("altivec_mfvscr"): New.
15495 ("altivec_dss"): New.
15496 ("altivec_lvsl"): New.
15497 ("altivec_lvsr"): New.
15498 ("altivec_dstt"): New.
15499 ("altivec_dstst"): New.
15500 ("altivec_dststt"): New.
15501 ("altivec_dst"): New.
15503 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
15504 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
15506 2002-01-09 Richard Henderson <rth@redhat.com>
15508 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
15510 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
15512 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
15514 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
15516 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
15518 2002-01-09 Kazu Hirata <kazu@hxi.com>
15520 * read-rtl.c: Fix formatting.
15521 * real.c: Likewise.
15522 * regclass.c: Likewise.
15523 * regrename.c: Likewise.
15524 * reg-stack.c: Likewise.
15525 * reload1.c: Likewise.
15526 * reload.c: Likewise.
15529 2002-01-09 Kazu Hirata <kazu@hxi.com>
15531 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
15532 to extract items in the expr_list chain.
15534 2002-01-09 Richard Henderson <rth@redhat.com>
15536 * config/vax/vax.c (vax_rtx_cost): Never abort.
15538 * config/vax/vax.h (REAL_ARITHMETIC): Define.
15540 2002-01-09 Jan Hubicka <jh@suse.cz>
15542 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
15544 2002-01-09 Richard Henderson <rth@redhat.com>
15546 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
15547 Unify code from various alternatives.
15549 2002-01-09 Richard Henderson <rth@redhat.com>
15551 * regrename.c (copy_value): Ignore the copy if the source register
15552 is present in the value chain with a narrower mode.
15554 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15556 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
15557 for the c4x target. Also improve layout.
15559 2002-01-09 Richard Henderson <rth@redhat.com>
15561 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
15562 * config/m32r/m32r.md (and ior xor splitters): Swap operands
15563 to match insn patterns.
15565 2002-01-09 Richard Henderson <rth@redhat.com>
15567 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
15568 (copyprop_hardreg_forward_1): Likewise.
15570 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
15572 * pa.md (decrement_and_branch_until_zero): Change predicate for
15573 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
15575 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
15577 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
15578 gets undefined. For Darwin.
15580 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15582 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
15584 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15586 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
15588 2002-01-08 Richard Henderson <rth@redhat.com>
15590 * regrename.c (copy_value): Ignore overlapping copies.
15592 2002-01-08 Richard Henderson <rth@redhat.com>
15594 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
15595 as needed to avoid shared structure.
15597 2002-01-08 Kazu Hirata <kazu@hxi.com>
15599 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
15602 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
15604 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
15605 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
15606 documentation of obsolete macros.
15607 * system.h: Poison these macros.
15608 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
15609 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
15610 config/c4x/c4x.h, config/clipper/clipper.h,
15611 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
15612 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
15613 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
15614 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
15615 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
15616 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
15617 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
15618 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
15619 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
15620 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
15621 config/sparc/sparc.h, config/stormy16/stormy16.h,
15622 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
15623 definitions and commented out definitions of obsolete macros.
15624 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
15625 of MAX_INT_TYPE_SIZE.
15627 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
15629 * config/s390/s390.c (s390_preferred_reload_class): Never
15630 return ADDR_REGS if it isn't a subset of the given class.
15631 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
15632 FP_REGS, but all superclasses as well.
15634 * config/s390/s390.c (s390_function_profiler): Fix thinko.
15636 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
15637 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
15638 must not be a const_int.
15640 2002-01-08 Richard Henderson <rth@redhat.com>
15642 * Makefile.in (toplev.o): Depend on options.h.
15643 (gcc.o): Depend on specs.h.
15645 2002-01-08 Jakub Jelinek <jakub@redhat.com>
15647 * expr.c (store_expr): Convert VOIDmode constants back to target's
15650 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
15652 * doc/invoke.texi: Markup gcc as @command. Refer to
15653 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
15654 of http://gcc.gnu.org/thanks.html.
15656 2002-01-08 Dale Johannesen <dalej@apple.com>
15658 * config/rs6000/rs6000.md: Add missing int register
15659 target case to movdf_low.
15661 2002-01-08 Zack Weinberg <zack@codesourcery.com>
15663 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
15664 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
15665 (cppinit.o): Depend on except.h.
15666 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
15667 s-specs): New rules.
15669 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
15670 Don't create specs.h/options.h/gencheck.h here. Remove
15671 unnecessary variable settings from last argument of AC_OUTPUT.
15672 * config.in, configure: Regenerate.
15673 * intl.c: Hardcode package name as "gcc".
15675 * cppinit.c: Include except.h.
15676 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
15678 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
15679 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
15680 (!)USING_SJLJ_EXCEPTIONS.
15681 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
15683 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
15685 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
15686 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
15687 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
15688 documentation of obsolete macros.
15689 * system.h: Poison these macros.
15690 * config/d30v/d30v.h, config/ns32k/encore.h,
15691 config/stormy16/stormy16.h: Remove definitions and commented out
15692 definitions of obsolete macros.
15694 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
15696 * objc/objc-act.c (handle_class_ref): Mark the declaration of
15697 %sobjc_class_ref_%s as used - to prevent unwanted compiler
15700 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
15702 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
15703 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
15704 to insn adjusting stack/frame pointer.
15705 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
15706 accept operands that cause the insn to be non-splittable.
15708 2002-01-08 Graham Stott <grahams@redhat.com>
15710 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
15711 (C_TYPE_FIELDS_VOLATILE): Likewise.
15712 (C_TYPE_BEING_DEFINED): Likewise.
15713 (C_IS_RESERVED_WORD): Likewise.
15714 (C_TYPE_VARIABLE_SIZE): Likewise.
15715 (C_DECL_VARIABLE_SIZE): Likewise.
15716 (C_MISSING_PROTOTYPE_WARNED): Likewise.
15717 (C_SET_EXP_ORIGINAL_CODE): Likewise.
15718 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
15720 (C_DECL_ANTICIPATED): Likewise.
15721 (c_build_type_variant): Add parenthesis.
15723 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
15725 * gcc.c (option_map): Remove --version.
15726 (process_command): Handle -fversion following the GNU Coding
15727 Standards. Partially addresses PR other/704.
15729 2002-01-08 Graham Stott <grahams@redhat.com>
15731 * combine.c (combine_instructions): Fix typo.
15733 2002-01-08 Graham Stott <grahams@redhat.com>
15735 * debug.h: Use "tree" and "rtx" throughout.
15737 * debug.c: Likewise.
15739 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
15741 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
15742 constant pool, use the pool's version of the symbol instead.
15744 2002-01-07 Richard Henderson <rth@redhat.com>
15746 * regrename.c (find_oldest_value_reg): Ignore the value chain if
15747 the original register was copied in a mode with a fewer number of
15748 hard registers than the desired mode.
15749 (copyprop_hardreg_forward_1): Likewise.
15750 (debug_value_data): Fix loop test.
15751 * toplev.c (parse_options_and_default_flags): Reenable
15752 -fcprop-registers at -O1.
15754 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
15756 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
15757 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
15759 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
15762 * config/rs6000/rs6000.md: Add altivec predicate patterns.
15764 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
15766 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
15767 (pa_output_function_prologue): Output local label at the beginning of
15768 the prologue when profiling.
15769 (hppa_profile_hook): Use the local label rather than the function label.
15770 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
15772 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
15774 * config/rs6000/rs6000.c (print_operand): Remove extra space.
15775 (altivec_expand_unop_builtin): Fix thinko.
15776 (altivec_expand_binop_builtin): Same.
15777 (altivec_expand_ternop_builtin): Same.
15778 (altivec_expand_builtin): Same.
15780 2002-01-07 Richard Henderson <rth@redhat.com>
15782 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
15784 2002-01-07 Jason Merrill <jason@redhat.com>
15786 * unwind-dw2.c (execute_cfa_program): Use < again.
15788 2002-01-07 Jakub Jelinek <jakub@redhat.com>
15790 * predict.c (combine_predictions_for_insn): Avoid division by zero.
15792 2002-01-07 Jakub Jelinek <jakub@redhat.com>
15794 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
15795 Don't allow -1 - x -> ~x simplifications in the first pass.
15797 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
15799 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
15801 (altivec_expand_binop_builtin): Same.
15802 (altivec_expand_unop_builtin): Same.
15803 (print_operand): Fix typo.
15804 (bdesc_1arg): Add vupk* variants.
15806 * rs6000.h (rs6000_builtins): Add vupk* enums.
15808 * rs6000.md: Add altivec_vupk* variants.
15810 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
15812 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
15813 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
15814 and last update dates.
15816 2002-01-07 Janis Johnson <janis187@us.ibm.com>
15818 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
15820 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
15822 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
15823 * config/avr/avr.h (CPP_SPEC): Likewise.
15824 (LINK_SPEC): Likewise.
15825 (CRT_BINUTILS_SPECS): Likewise.
15826 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15827 * doc/invoke.texi (AVR Options): Document them.
15829 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
15831 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
15834 2002-01-07 Graham Stott <grahams@redhat.com>
15836 * config/i386/i386.h: Update copyright date.
15837 (HALF_PIC_PTR): Add parenthesis.
15838 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
15839 (CONSTANT_ALIGNMENT): Add parenthesis.
15840 (DATA_ALIGNMENT): Likewise.
15841 (LOCAL_ALIGNMENT): Likewise.
15842 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
15843 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
15844 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
15845 (HARD_REGNO_NREGS): Add paranethesis.
15846 (VALID_SSE_REG_MODE): Whitespace.
15847 (VALID_MMX_REG_MODE): Whitespace.
15848 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
15849 (ix86_hard_regno_mode_ok): Add parenthesis.
15850 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
15851 (RETURN_IN_MEMORY): Whitespace.
15852 (N_REG_CLASSES): Add parenthesis.
15853 (INTEGER_CLASS_P): Add parenthesis and wrap.
15854 (FLOAT_CLASS_P): Likewise.
15855 (SSE_CLASS_P): Likewise.
15856 (MMX_CLASS_P): Likewise.
15857 (MAYBE_INTEGER_CLASS_P): Likewise.
15858 (MAYBE_FLOAT_CLASS_P): Likewise.
15859 (MAYBE_SSE_CLASS_P): Likewise.
15860 (MAYBE_MMX_CLASS_P): Likewise.
15861 (Q_CLASS_P): Likewise.
15862 (GENERAL_REGNO_P): Uppercase macro parameter.
15863 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
15864 (FP_REGNO_P): Likewise.
15865 (ANY_FP_REGNO_P): Uppercase macro parameter.
15866 (SSE_REGNO_P): Likewise.
15867 (SSE_REGNO): Likewise.
15868 (SSE_REG_P): Likewise.
15869 (SSE_FLOAT_MODE_P): Likewise.
15870 (MMX_REGNO_P): Likewise.
15871 (MMX_REG_P):Likewise.
15872 (STACK_REG_P): Likewise.
15873 (NON_STACK_REG_P): Likewise.
15874 (STACK_TOP_P): Likewise.
15875 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
15876 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
15877 (SECONDARY_MEMORY_NEEDED): Likewise.
15878 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
15879 (MD_ASM_CLOBBERS): Whitespace and wrap.
15880 (MUST_PASS_IN_STACK): Whitespace and wrap.
15881 (RETURN_POPS_ARGS): Add parenthesis.
15882 (INIT_CUMULATIVE_ARGS): Likewise.
15883 (FUNCTION_ARG): Likewise.
15884 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
15885 (SETUP_INCOMING_VARARGS): Likewise.
15886 (BUILD_VA_LIST_TYPE): Add parenthesis.
15887 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
15889 (EXPAND_BUILTIN_VA_ARG): Likewise.
15890 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
15891 (INITIALIZE_TRAMPOLINE): Add parenthesis.
15892 (INITIAL_ELIMINATION_OFFSET): Likewise.
15893 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
15894 (REGNO_OK_FOR_BASE_P): Likewise.
15895 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
15896 (REGNO_OK_FOR_DIREG_P): Likewise.
15897 (REG_OK_FOR_INDEX_P): Whitespace.
15898 (REG_OK_FOR_BASE_P): Whitespace.
15899 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
15901 (FIND_BASE_TERM): Fix typo.
15902 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
15903 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
15904 (SYMBOLIC_CONST; Whitespace.
15905 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
15906 (ENCODE_SECTION_INFO): Whitespace.
15907 (FINALIZE_PIC): Remove do { ... } while (0).
15908 (PROMOTE_MODE): Wrap in do { ... } while (0).
15909 (CONST_COSTS): Whitespace.
15910 (RTX_COSTS): Add paramethesis, whitespace and wrap.
15911 (REGISTER_MOVE_COST): Add parenthesis.
15912 (MEMORY_MOVE_COST): Likewise.
15913 (EXTRA_CC_MODES): Whitespace.
15914 (SELECT_CC_MODE): Add parenthesis and whitespace.
15915 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
15916 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
15917 (ASM_OUTPUT_LABEL): Add paramethesis.
15918 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
15919 (ASM_OUTPUT_REG_POP): Likewise.
15920 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
15921 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
15923 * config/i386/i386.c: Update copyright.
15924 (CHECK_STACK_LIMIT): Add parenthesis.
15925 (AT_BP): Uppercase macro parameter.
15926 (x86_64_int_parameter_registers): Constify.
15927 (x86_64_int_return_registers): Likewise.
15928 (ix86_compare_op0): Use rtx.
15929 (construct_container): Constify INTREG parameter.
15930 (function_arg): Use rtx.
15932 * diagnostic.h: Update copyright date.
15933 (output_buffer_state): Add parenthesis.
15934 (output_buffer_format_args): Likewise.
15936 * combine.c (combine_instructions): Replace XEXP (links, 0)
15939 2002-01-06 H.J. Lu <hjl@gnu.org>
15941 * cfgcleanup.c (thread_jump): Fix 2 typos.
15943 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
15945 * config.gcc: Add support for --enable-altivec.
15947 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
15949 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
15951 2002-01-06 Jakub Jelinek <jakub@redhat.com>
15953 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
15954 __objc_class_name_*.
15956 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
15958 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
15960 2002-01-06 Richard Henderson <rth@redhat.com>
15962 * reorg.c (emit_delay_sequence): Remove death notes, not merely
15963 nop them out. Increment label reference count for REG_LABEL.
15964 (fill_slots_from_thread): Frob label reference count around
15965 delete_related_insns.
15967 2002-01-05 Richard Henderson <rth@redhat.com>
15969 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
15972 2002-01-05 Richard Henderson <rth@redhat.com>
15974 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
15975 * integrate.c (output_inline_function): Likewise.
15976 * toplev.c (rest_of_compilation): Do it here instead. Move call
15977 to remove_unnecessary_notes after emitting abstract instance.
15978 Force an emitted nested function to have its parent emited as well.
15979 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
15981 (rtl_for_decl_location): Do not look at reload data structures
15982 before reload has run.
15984 2002-01-05 Kazu Hirata <kazu@hxi.com>
15986 * cse.c: Fix formatting.
15987 * dwarf2asm.c: Likewise.
15988 * dwarf2out.c: Likewise.
15989 * explow.c: Likewise.
15990 * expmed.c: Likewise.
15991 * function.c: Likewise.
15992 * gcov.c: Likewise.
15993 * gencheck.c: Likewise.
15994 * genrecog.c: Likewise.
15995 * ggc-common.c: Likewise.
15996 * ggc-page.c: Likewise.
15997 * global.c: Likewise.
15999 2002-01-05 Kazu Hirata <kazu@hxi.com>
16001 * combine.c: Fix formatting.
16003 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
16006 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
16008 2002-01-05 David Edelsohn <edelsohn@gnu.org>
16010 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
16011 as 1 for __powerpc64__ as well.
16013 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
16015 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
16018 2002-01-05 Daniel Berlin <dan@dberlin.org>
16020 * lcm.c: Revert change, due to performance regression it causes on
16021 SPEC because it's slightly more conservative (sigh, I hate
16024 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
16026 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
16028 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
16030 * doc/cppinternals.texi: Update.
16032 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
16034 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
16035 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
16037 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
16038 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
16039 kludge for pre-october-14th mmix versions to handle new-found bug
16040 with PUSHJ/PUSHGO and the register stack.
16041 * config/mmix/mmix.h (struct machine_function): Rename member
16042 has_call_value_without_parameters to has_call_without_parameters.
16043 All referers changed.
16044 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
16045 TARGET_MASK_BRANCH_PREDICT): New macros.
16046 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
16047 -mno-reg-stack-fill-bug-workaround.
16048 * config/mmix/mmix.md ("call"): Set struct machine member
16049 has_call_without_parameters.
16051 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
16053 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
16055 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
16057 * cfgcleanup.c: Include tm_p.h
16058 (mark_effect): Fix handling of hard register; fix handling of SET
16060 2002-01-04 Kazu Hirata <kazu@hxi.com>
16062 * config/h8300/h8300.md (anonymous patterns): Check that
16063 operands are registers before using REGNO on them.
16065 2002-01-03 Roland McGrath <roland@frob.com>
16067 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
16069 2002-01-04 Jakub Jelinek <jakub@redhat.com>
16071 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
16072 * c-common.h (genrtl_expr_stmt_value): Likewise.
16073 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
16074 (expand_expr_stmt_value): Add maybe_last argument.
16075 Don't warn about statement with no effect if it is the last statement
16076 in expression statement.
16077 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
16078 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
16079 expand_expr_stmt_value.
16080 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
16081 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
16082 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
16083 as maybe_last to expand_expr_stmt_value.
16085 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
16087 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
16088 be passed in, do not build it.
16089 (c_begin_if_stmt): New function.
16090 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
16091 * c-common.h (c_expand_start_cond): Update prototype.
16092 (c_begin_if_stmt): Prototype new function.
16093 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
16094 * c-parse.in (if_prefix): Use c_begin_if_stmt,
16095 c_begin_while_stmt and c_finish_while_stmt_cond.
16097 2002-01-04 William Cohen <wcohen@redhat.com>
16099 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
16100 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
16101 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
16102 * config/pa/som.h (ASM_FILE_START): Likewise.
16104 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
16106 * lcm.c: Include df.h.
16107 Add available_transfer_function prototype.
16108 (compute_available): Rework to use iterative dataflow framework.
16109 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
16110 with bb_info in df.h
16111 (available_transfer_function): New function.
16113 * Makefile.in (lcm.o): add df.h to dependencies.
16115 2002-01-04 Richard Henderson <rth@redhat.com>
16117 * config/alpha/alpha.c (some_operand): Accept HIGH.
16118 (input_operand): Likewise; accept simple references to globals.
16119 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
16120 (alpha_const_double_ok_for_letter_p): Likewise.
16121 (alpha_extra_constraint): Likewise.
16122 (alpha_preferred_reload_class): Likewise. Do not force
16123 symbolic constants to memory.
16124 (alpha_legitimate_address_p): Accept simple references
16125 to small_symbolic_operand.
16126 (alpha_legitimize_address): New arg scratch. Be prepared to be
16127 called when no_new_pseudos. Emit simple symbolic references.
16128 Split integers into low, high, and rest.
16129 (alpha_expand_mov): Use alpha_legitimize_address.
16130 (some_small_symbolic_mem_operand): New.
16131 (split_small_symbolic_mem_operand): New.
16132 * config/alpha/alpha-protos.h: Update.
16133 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
16134 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16135 (EXTRA_CONSTRAINT): Likewise.
16136 (PREFERRED_RELOAD_CLASS): Likewise.
16137 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
16138 (PREDICATE_CODES): Update.
16139 * config/alpha/alpha.md: New post-reload splitters to convert
16140 simplfied symbolic operands to the form that references $29.
16141 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
16142 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
16144 2002-01-03 Richard Henderson <rth@redhat.com>
16146 * local-alloc.c (function_invariant_p): Update commentary.
16148 2002-01-04 H.J. Lu <hjl@gnu.org>
16150 * toplev.c (rest_of_compilation): Fix a typo when calling
16153 2002-01-03 Kazu Hirata <kazu@hxi.com>
16155 * c-common.c: Fix formatting.
16156 * diagnostic.c: Likewise.
16157 * doloop.c: Likewise.
16158 * dwarf2out.c: Likewise.
16160 2002-01-03 Kazu Hirata <kazu@hxi.com>
16162 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
16163 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
16165 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
16167 * cpperror.c: Update comments and copyright.
16168 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
16169 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
16171 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
16173 * collect2.c (main): Use strcmp when testing for "-shared".
16175 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
16177 * cppmacro.c: Don't include intl.h. Update comments.
16178 (new_number_token): Allocate enough buffer for 64-bit unsigned
16179 integers; update prototype.
16180 * cppmain.c: Update comments.
16182 2002-01-03 William Cohen <wcohen@redhat.com>
16184 * function.h (struct function): Add profile.
16185 (current_function_profile): New.
16186 doc/extend.texi: Update documentation.
16187 * final.c (final_start_function): Use current_function_profile
16188 instead of profile_flag.
16189 (profile_after_prologue): Likewise.
16190 * function.c (expand_function_start): Likewise.
16191 (expand_function_start): Likewise.
16192 * config/alpha/alpha.c (direct_call_operand):
16193 (alpha_does_function_need_gp): Likewise.
16194 (alpha_expand_prologue): Likewise.
16195 * config/arm/arm.c (arm_expand_prologue): Likewise.
16196 thumb_expand_prologue: Likewise.
16197 * config/d30v/d30v.c (d30v_stack_info): Likewise.
16198 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
16199 (fr30_expand_prologue): Likewise.
16200 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
16201 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
16202 * config/i386/i386.h (FINALIZE_PIC): Likewise.
16203 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
16204 * config/i960/i960.c (i960_output_function_prologue): Likewise.
16205 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
16206 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
16207 (m32r_expand_prologue): Likewise.
16208 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
16209 (m88k_expand_prologue): Likewise.
16210 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
16211 * config/mips/mips.c (compute_frame_size): Likewise.
16212 (mips_expand_prologue): Likewise.
16213 (mips_can_use_return_insn): Likewise.
16214 * config/pa/elf.h (ASM_FILE_START): Likewise.
16215 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
16216 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
16217 * config/pa/som.h (ASM_FILE_START): Likewise.
16218 * config/romp/romp.c (romp_using_r14): Likewise.
16219 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
16220 (rs6000_stack_info): Likewise.
16221 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16222 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
16223 * config/v850/v850.c (compute_register_save_size): Likewise.
16225 2002-01-03 Jakub Jelinek <jakub@redhat.com>
16227 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
16228 gen_lowpart_common fails, use gen_lowpart_SUBREG.
16230 2002-01-03 Turly O'Connor <turly@apple.com>
16232 * darwin.c (machopic_output_possible_stub_label): Don't generate
16233 stub routines for pseudo-stubs which we've just defined.
16235 2002-01-03 Kazu Hirata <kazu@hxi.com>
16237 * builtins.c: Fix formatting.
16238 * c-typeck.c: Likewise.
16239 * combine.c: Likewise.
16240 * expr.c: Likewise.
16241 * loop.c: Likewise.
16243 2002-01-03 Andreas Schwab <schwab@suse.de>
16245 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
16246 and return true if _cpp_push_next_buffer pushed a new include
16248 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
16249 _cpp_pop_file_buffer did not push a new file.
16250 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
16252 2002-01-02 Eric Christopher <echristo@redhat.com>
16254 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
16255 FIND_REG_INC_NOTE call. Update copyright.
16256 * loop.c (canonicalize_condition): Ditto.
16257 * reorg.c (delete_scheduled_jump): Ditto.
16259 2002-01-03 Kazu Hirata <kazu@hxi.com>
16261 * gcse.c: Fix formatting.
16263 2002-01-03 Graham Stott <grahams@redhat.com>
16265 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
16266 forward defs for struct tags rtx_def, union_tree, rtvec_def
16267 also output corresponding typedefs for rtx, tree, and rtvec.
16269 * system.h: Move forward defs for struct tags rtx_def, union_tree,
16270 rtvec_def along with corresponding typedefs for rtx, tree, and
16271 rtvec to config.h, hconfig.h, tconfig.h.
16273 2002-01-03 Graham Stott <grahams@redhat.com>
16275 * tree.h: Update copyright date.
16276 (IS_EXPR_CODE_CLASS): Add parenthesis.
16277 (TREE_SET_CODE): Add whitespace.
16278 (TREE_CHECK): Add parenthesis.
16279 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
16280 (CST_OR_CONSTRUCTOR_CHECK):
16281 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
16282 (TREE_SYMBOL_REFERENCED): Whitespace.
16283 (INT_CST_LT): Likewise.
16284 (INT_CST_LT_UNSIGNED): Likewise.
16285 (tree_real_cst): Unwrap comment.
16286 (tree_string): Likewise.
16287 (tree_complex): Likewise.
16288 (IDENTIFIER_POINTER): correct cast.
16289 (SAVE_EXPR_CONTEXT): Whitespace.
16290 (EXPR_WFL_FILENAME_NODE): Likewise.
16291 (EXPR_WFL_FILENAME): Remove parenthesis.
16292 (DECL_ORIGIN): Add parenthesis.
16293 (DECL_FROM_INLINE): Use NULL_TREE.
16294 (build_int_2): Whitespace.
16295 (build_type_variant): Add parenthesis.
16297 * gcc/jcf-parse.c: Update copyright date.
16298 (yyparse): Constify resource_filename.
16300 2002-01-03 Graham Stott <grahams@redhat.com>
16302 * rtl.h: Update copyright date.
16303 (RTL_CHECK1): Wrap long line.
16304 (RTL_CHECK2): Likewise.
16305 (RTL_CHECKC1): Wrap long line and whitespace.
16306 (RTL_CHECKC2): Likewise.
16307 (XWINT): Whitespace.
16313 (XBITMAP): Likewise.
16315 (XBBDEF): Likewise.
16317 (X0WINT): Likewise.
16319 (X0UINT): Likewise.
16323 (X0MODE): Likewise.
16324 (X0BITMAP): Likewise.
16325 (X0TREE): Likewise.
16326 (X0BBDEF): Likewise.
16327 (X0ADVFLAGS): Likewise.
16328 (X0CSELIB): Likewise.
16329 (X0MEMATTR): Likewise.
16330 (XCWINT): Likewise.
16332 (XCUINT): Likewise.
16336 (XCMODE): Likewise.
16337 (XCBITMAP): Likewise.
16338 (XCTREE): Likewise.
16339 (XCBBDEF): Likewise.
16340 (XCADVFLAGS): Likewise.
16341 (XCCSELIB): Likewise.
16342 (XC2EXP): Likewise.
16343 (INSN_UID): Likewise.
16344 (PREV_INSN): Likewise.
16345 (PATTERN): Likewise.
16346 (INSN_CODE): Likewise.
16347 (PUT_REG_NOTE_KIND): Likewise.
16348 (CODE_LABEL_NUMBER): Likewise.
16349 (NOTE_SOURCE_FILE): Likewise.
16350 (NOTE_BLOCK): Likewise.
16351 (NOTE_EH_HANDLER): Likewise.
16352 (NOTE_RANGE_INFO): Likewise.
16353 (NOTE_LIVE_INFO): Likewise.
16354 (NOTE_BASIC_BLOCK): Likewise.
16355 (NOTE_EXPECTED_VALUE): Likewise.
16356 (NOTE_LINE_NUMBER): Likewise.
16357 (LABEL_NAME): Likewise.
16358 (LABEL_NUSES): Likewise.
16359 (LABEL_ALTERNATE_NAME): Likewise.
16360 (ADDRESSOF_DECL): Likewise.
16361 (JUMP_LABEL): Likewise.
16362 (LABEL_NEXTREF): Likewise.
16364 (ORIGINAL_REGNO: Likewise.
16365 (HARD_REGISTER_NUM_P): Add parenthesis.
16366 (SUBREG_REG): Whitespace.
16367 (SUBREG_BYTE): Likewise.
16368 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
16369 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
16370 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
16371 (ASM_OPERANDS_INPUT_VEC): Likewise.
16372 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
16373 (ASM_OPERANDS_INPUT): Likewise.
16374 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
16375 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
16376 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
16377 (ASM_OPERANDS_INPUT_MODE): Likewise.
16378 (ASM_OPERANDS_SOURCE_FILE): Likewise.
16379 (ASM_OPERANDS_SOURCE_LINE): Likewise.
16380 (MEM_SET_IN_STRUCT_P): Minor reformat.
16381 (TRAP_CONDITION): Whitespace.
16382 (TRAP_CODE): Likewise.
16383 (COND_EXEC_TEST): Likewise.
16384 (COND_EXEC_CODE): Likewise.
16385 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
16386 (PHI_NODE_P): Add parenthesis.
16387 (plus_constant): Whitespace and add parenthesis.
16389 2002-01-03 Kazu Hirata <kazu@hxi.com>
16391 * config/avr/avr.c: Fix comment typos.
16392 * config/c4x/c4x.md: Likewise.
16393 * config/dsp16xx/dsp16xx.h: Likewise.
16394 * config/dsp16xx/dsp16xx.md: Likewise.
16395 * config/i386/i386.md: Likewise.
16396 * config/ia64/ia64.c: Likewise.
16397 * config/m32r/m32r.h: Likewise.
16398 * config/m68hc11/m68hc11.md: Likewise.
16399 * config/mmix/mmix.c: Likewise.
16400 * config/mn10200/mn10200.c: Likewise.
16401 * config/romp/romp.c: Likewise.
16402 * config/sh/sh.c: Likewise.
16403 * config/stormy16/stormy16.c: Likewise.
16404 * config/stormy16/stormy16.h: Likewise.
16405 * config/stormy16/stormy16.md: Likewise.
16407 2002-01-03 Graham Stott <grahams@redhat.com>
16409 * loop.h: Update copyright date.
16410 (LOOP_MOVABLES): Fix typo.
16411 (LOOP_REGS): Likewise.
16412 (LOOP_IVS): Likewise.
16414 2002-01-03 Graham Stott <grahams@redhat.com>
16416 * cppinit.c: Update copyright date.
16417 Don't include output.h
16418 * Makefile.in: Update copyright date.
16421 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
16424 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
16425 (-pthread) Add to RS/6000 options.
16427 2002-01-02 Kazu Hirata <kazu@hxi.com>
16429 * except.c: Fix comment typos.
16430 * loop.c: Likewise.
16431 * varasm.c: Likewise.
16432 * doc/tm.texi: Fix a typo.
16434 2002-01-02 Jakub Jelinek <jakub@redhat.com>
16436 * c-typeck.c (output_init_element): Allow initializing static storage
16437 duration objects with compound literals.
16439 2002-01-02 Richard Henderson <rth@redhat.com>
16441 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
16444 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16446 * gcc.c (default_compilers): Const-ify.
16447 * mips-tdump.c (stab_names): Likewise.
16448 * mips-tfile.c (map_coff_types, map_coff_storage,
16449 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
16450 pseudo_ops_t, pseudo_ops): Likewise.
16451 * protoize.c (default_include): Likewise
16453 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
16454 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
16455 Add array size in declaration.
16456 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
16457 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
16458 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
16459 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
16460 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
16461 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
16462 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
16463 emtens, make_nan): Const-ify.
16464 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
16465 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
16467 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
16469 * config.gcc (ia64-*-*): Set extra_headers.
16470 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
16471 * config/alpha/t-osf: Remove.
16472 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
16474 2002-01-02 David Edelsohn <edelsohn@gnu.org>
16476 * config/rs6000/t-aix43: Revert previous change.
16478 2002-01-02 Jason Merrill <jason@redhat.com>
16480 * c-decl.c (c_expand_body): Call outlining_inline_function when
16481 emitting an inline function out of line.
16483 2002-01-02 Richard Henderson <rth@redhat.com>
16485 * dwarf2out.c (limbo_die_node): Add created_for member.
16486 (new_die): New argument created_for. Update all callers.
16487 (mark_limbo_die_list): New.
16488 (dwarf2out_init): Register limbo_die_list as a root.
16489 (dwarf2out_finish): Force insert limbo dies into their function
16492 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
16495 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
16497 2002-01-02 Kazu Hirata <kazu@hxi.com>
16499 * config/h8300/fixunssfsi.c: Update copyright.
16502 * config/h8300/h8300.c: Update copyright.
16503 Eliminate warnings.
16505 2002-01-02 Kazu Hirata <kazu@hxi.com>
16507 * config/romp/romp.c: Fix comment formatting.
16508 * config/romp/romp.h: Likewise.
16509 * config/romp/romp.md: Likewise.
16510 * config/s390/s390.c: Likewise.
16511 * config/stormy16/stormy16.c: Likewise.
16512 * config/stormy16/stormy16.h: Likewise.
16514 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
16516 * c-common.h (genrtl_expr_stmt_value): Declare.
16517 * c-semantics.c (genrtl_goto_stmt): Redirect to...
16518 (genrtl_goto_stmt_value): ... this new function. Pass new
16519 argument down to expand_expr_stmt_value, taking
16520 TREE_ADDRESSABLE into account.
16521 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
16522 STMT_EXPR as addressable, i.e., one whose result we want.
16523 * expr.c (expand_expr): Don't save expression statement value
16524 of labeled_blocks or loop_exprs.
16525 * stmt.c (expand_expr_stmt): Redirect to...
16526 (expand_expr_stmt_value): ... this new function. Use new
16527 argument to tell whether to save expression value.
16528 (expand_end_stmt_expr): Reset last_expr_type and
16529 last_expr_value if we don't have either.
16530 * tree-inline.c (declare_return_variable): Mark its use
16531 statement as addressable.
16532 * tree.h: Document new use of TREE_ADDRESSABLE.
16533 (expand_expr_stmt_value): Declare.
16535 2002-01-01 Tom Rix <trix@redhat.com>
16537 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
16538 rs6000_emit_allocate_stack.
16540 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
16542 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
16543 ${srcdir}/ginclude/ to every entry in extra_headers.
16544 * configure: Regenerate.
16545 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
16546 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
16547 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
16548 * ginclude/proto.h: Rename to config/convex/proto.h.
16550 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16552 * attribs.c (handle_vector_size_attribute): Use host_integerp
16553 and tree_int_cst; remove warnings.
16554 * caller-save.c (insert_restore): Add cast to get rid of warning.
16555 (insert_save): Likewise.
16556 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
16557 * regmove.c (find_matches): Add temporary var to kill a warning.
16559 2002-01-01 Douglas B Rupp <rupp@gnat.com>
16561 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
16562 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
16563 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
16564 (vms-dwarf2eh.o): Add Makefile rule.
16565 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
16566 * config/alpha/vms-dwarf2eh.asm: New file.
16568 * gcc.c (delete_if_ordinary): Delete all versions.
16570 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
16572 * config/mmix/mmix.md: Update FIXME to not mention
16574 (MMIX_rJ_REGNUM): New define_constants constant.
16575 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
16576 "*movdicc_real"): Adjust contraints formatting.
16577 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
16578 for branch prediction.
16579 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
16581 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
16582 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
16583 number. Delete related FIXMEs.
16584 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
16585 from number to MMIX_rJ_REGNUM.
16586 (TARGET_MASK_BRANCH_PREDICT): New.
16587 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
16588 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
16589 value. Add -mbranch-predict and -mno-branch-predict.
16590 (TARGET_VERSION): Drop date.
16591 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
16592 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
16593 for finding out global symbols.
16594 (mmix_asm_output_labelref): Revert condition for global symbol.
16595 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
16596 (mmix_print_operand_punct_valid_p): A '+' is valid.
16598 See ChangeLog.6 for earlier changes.