| blob | f75a46379ed4e429e7a622015d0adb7322564ab6 |
1 2002-03-24 Richard Henderson <rth@redhat.com>
3 PR optimization/5742
4 * machmode.def: Add inner mode field to complex modes.
5 * config/mips/mips.c (mips_function_value): Always define. Add
6 new argument to handle libcalls.
7 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
8 (FUNCTION_VALUE): Likewise.
9 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
10 * config/mips/mips-protos.h: Update.
12 2002-03-23 Richard Henderson <rth@redhat.com>
14 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
15 * config/sparc/sparc-protos.h: Update.
16 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
18 2002-03-23 Richard Henderson <rth@redhat.com>
20 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
21 _start or _init begins the text segment.
23 2002-03-23 David Edelsohn <edelsohn@gnu.org>
25 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
26 not HOST_WIDEST_INT.
27 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
29 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
31 PR java/5489
32 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
33 operand argument to output_return_instruction.
34 * arm.c (arm_print_operand, case 'd'): If the operand is
35 const_true_rtx then just return.
36 (arm_print_operand, case 'D'): If the operand is const_true_rtx
37 then abort.
39 2002-03-23 Andrew Cagney <ac131313@redhat.com>
41 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
42 (Warning Options): Document -Wswitch-default.
43 * toplev.c (W_options): Add -Wswitch-default. Update comment on
44 -Wswitch.
45 (warn_switch_default): Define variable.
46 (warn_switch): Update comment.
47 * flags.h (warn_switch_default): Declare variable.
48 (warn_switch): Update comment.
49 * stmt.c (expand_end_case): Check for and, when
50 warn_switch_no_default, warn of a missing default case.
52 2002-03-23 Alan Modra <amodra@bigpond.net.au>
54 * real.h (N): Special case 128 bit doubles.
56 * combine.c (simplify_comparison): When widening modes, ignore
57 sign extension on CONST_INTs.
59 2002-03-22 Bob Wilson <bob.wilson@acm.org>
61 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
62 passed to adjust_address. Fix comment formatting.
65 2002-03-22 Zack Weinberg <zack@codesourcery.com>
67 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
68 Always make REAL_VALUE_TYPE a struct containing an array of
69 HOST_WIDE_INT, not a double. Tidy up the code deciding how
70 big it is. Don't declare or use union real_extract.
72 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
73 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
74 (print_operand), config/arm/arm.c (output_move_double),
75 config/arm/arm.md (consttable_4, consttable_8),
76 config/romp/romp.c (output_fpops), config/s390/s390.h
77 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
78 (xtensa_output_literal): Don't use union real_extract.
80 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
81 (sfmode_constant_to_ulong), config/ns32k/merlin.h
82 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
83 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
84 (PRINT_OPERAND): Don't use local version of union
85 real_extract.
87 * config/convex/convex.c (check_float_value), config/vax/vax.c
88 (vax_float_literal), config/m88k/m88k.md (divdf3),
89 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
90 config/pdp11/pdp11.c (output_move_quad): Don't do host
91 arithmetic on target floating point quantities.
93 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
94 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
96 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
97 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
99 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
100 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
101 INFINITY.
102 * print-rtl.c (print_rtx): Disable code which needs
103 floating-point emulator.
104 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
105 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
106 depending on HOST_FLOAT_FORMAT to be defined properly.
108 * config/1750a/1750a.c (get_double, float_label): Delete.
109 (print_operand): Delete huge commented-out chunk. Use
110 REAL_VALUE_TO_DECIMAL.
111 * config/1750a/1750a-protos.h: Delete prototypes of deleted
112 functions.
113 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
114 IEEE_FLOAT_FORMAT.
115 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
116 Use REAL_VALUE_TO_DECIMAL as ELF version does.
117 * config/m88k/m88k.c (real_power_of_2_operand,
118 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
119 real_extract out of the union; run the input through
120 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
121 from that into the union.
122 * config/pdp11/pdp11.c (output_move_double): Rearrange
123 parentheses to make automatic indenter happy.
125 * doc/tm.texi (Cross-compilation): Rename node to "Floating
126 Point" and rewrite to describe current situation. Also adjust
127 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
128 match code.
129 * doc/rtl.texi: Adjust cross reference.
131 2002-03-22 Bob Wilson <bob.wilson@acm.org>
133 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
134 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
135 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
136 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
137 prevent use of sp as a reload register.
138 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
139 non_acc_reg_operand.
140 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
141 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
142 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
143 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
145 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
147 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
148 * cpplex.c (unterminated): Delete.
149 (parse_string): No string literal may extend over multiple
150 lines. Suppress the error when preprocessing assembly.
151 * cppmain.c (scan_translation_unit): Strings are single-line.
153 * doc/cpp.texi: Update to match.
155 2002-03-22 Jakub Jelinek <jakub@redhat.com>
157 PR optimization/5854
158 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
159 Shut up warnings.
160 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
161 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
162 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
163 const0 if scratch register was not allocated.
164 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
165 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
166 with GEN_INT (...).
167 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
168 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
169 with GEN_INT (...) everywhere. Remove constraints in define_split
170 patterns.
171 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
172 require scratch register for setting 0 into regs/non-pushable memory.
174 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
176 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
177 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
179 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
181 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
182 * cppinit.c (cpp_create_reader): On by default.
183 (cpp_handle_option): Handle -W[no-]endif-labels.
184 (cpp_post_options): Also enable if -pedantic.
185 * cpplib.c (do_else): Use it.
186 (do_endif): Likewise.
187 * doc/cppopts.texi: Document new option.
188 * doc/invoke.texi: Document new option.
190 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
192 * config/i386/i386.c, config/i386/i386.md: Change all occurences
193 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
195 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
197 * flow.c (calculate_global_regs_live): Clear aux fields of
198 ENTRY and EXIT.
200 2002-03-22 Jakub Jelinek <jakub@redhat.com>
202 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
203 REG or MEM subregs, pass rtx * instead of rtx to it.
204 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
205 rtx * instead of rtx to alter_subreg.
206 * config/m32r/m32r.c (gen_split_move_double): Likewise.
207 * config/pj/pj.c (pj_output_rval): Likewise.
209 2002-03-22 Richard Henderson <rth@redhat.com>
211 PR target/3177
212 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
213 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
214 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
215 (ia64_expand_prologue): Look at int_regs, not words, for number
216 of incomming int regs.
218 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
220 * expr.c (expand_expr): A RESULT_DECL is part of a call.
222 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
224 * toplev.c (flag_loop_optimize, flag_crossjumping):
225 New static variables.
226 (rest_of_compilation): Conditionalize crossjumping and
227 loop optimizer.
228 (parse_options_and_default_flags): Default loop_optimize and
229 crossjumping.
230 (lang_independent_options): Add -fcrossjumping and -floop-optimize
231 * invoke.texi (crossjumping, loop-optimize): Document.
233 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
235 * real.c (eiisneg): Move outside #ifdef NANS.
237 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
239 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
240 frequencies match; avoid match on different loop depths.
241 (try_crossjump_to_bb): Kill tests that no longer brings time
242 savings.
243 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
244 updating code.
245 (split_edge): Likewise.
247 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
248 variable.
250 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
251 * cfgrtl.c: Include insn-config.h
252 (split_block) Dirtify block in presence of conditional execution
254 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
256 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
257 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
258 (function_arg): Constify CUMULATIVE_ARGS.
259 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
260 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
261 (UNITS_PER_DOUBLE): New macro.
262 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
263 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
264 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
265 fp_regs and stack_words.
266 (EABI_FLOAT_VARARGS_P): New macro.
267 * config/mips/mips.c (struct mips_arg_info): New.
268 (mips_arg_info): New function.
269 (function_arg_advance): Use it. Add adjustment instructions here
270 rather than in function_arg.
271 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
272 for VOIDmode at the beginning of the function.
273 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
274 (function_arg_pass_by_reference): Likewise.
275 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
276 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
277 (mips_va_start): Likewise. Use the new stack_words field of
278 CUMULATIVE_ARGS to set up overflow area. Reformat.
279 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
280 doubles and other types, aligning the overflow pointer for non-doubles
281 too. Remove some code duplication. Replace hard-coded constants.
283 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
285 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
286 (CLASS_UNITS): Undefine.
287 (CLASS_MAX_NREGS): Use FP_INC.
288 * config/mips/mips.c (compute_frame_size): Likewise.
289 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
291 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
293 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
294 prototype, and handle lexing numbers and identifiers.
295 (parse_identifier): Update to new form of parse_slow.
296 (parse_number): Fast path only, use parse_slow otherwise.
297 (_cpp_lex_direct): Update calls to parse_number.
299 2002-03-21 DJ Delorie <dj@redhat.com>
301 * bb-reorder.c (make_reorder_chain_1): Protect against
302 when redundant edges are omitted.
303 * predict.c (dump_prediction): Likewise.
305 2002-03-21 Richard Henderson <rth@redhat.com>
307 PR target/5996
308 * fixinc/inclhack.def (solaris_stdio_tag): New.
309 * fixinc/fixincl.x: Regenerate.
311 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
313 PR c/5597
314 * c-typeck.c (process_init_element): Flag non-static
315 initialization of a flexible array member as illegal.
317 2002-03-22 Alan Modra <amodra@bigpond.net.au>
319 * config/rs6000/t-linux64: New.
320 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
321 t-ppccomm. Use t-rs6000 and t-linux64.
322 (powerpc64-*-gnu* <tmake_file>): Likewise.
323 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
324 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
325 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
327 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
329 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
330 flag_really_no_inline instead of optimize == 0.
332 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
334 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
336 * flags.h (flag_really_no_inline): New.
338 * c-common.c (c_common_post_options): Initialzie
339 flag_really_no_inline.
341 * toplev.c (flag_really_no_inline): New.
343 2002-03-21 Jakub Jelinek <jakub@redhat.com>
345 * config/avr/avr.md (length): Fix length computation for
346 conditional branches.
348 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
350 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
351 sdbout.o, profile.o): Update.
352 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
353 langhook.
354 * c-common.h (gettags): Move here from tree.h.
355 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
356 insert_block, getdecls, kept_level_p, global_bindings_p): New.
357 * dbxout.c (dbxout_init): Use getdecls langhook.
358 * expr.c (expand_expr): Use insert_block langhook.
359 * fold-const.c: Include langhooks.h.
360 (fold_range_test, fold_binary_op_with_conditional_arg,
361 fold): Use global_bindings_p langhook.
362 * integrate.c (expand_inline_function): Use insert_block langhook.
363 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
364 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
365 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
366 LANG_HOOKS_GETDECLS): New.
367 (LANG_HOOKS_INITIALIZER): Update.
368 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
369 langhook.
370 * langhooks.h (struct lang_hooks_for_decls): New.
371 (struct lang_hooks): Update.
372 * profile.c: Include langhooks.h.
373 (output_func_start_profiler): Use new langhooks.
374 * sdbout.c: Include langhooks.h.
375 (sdbout_init, sdbout_finish): Use getdecls langhook.
376 * stmt.c: Include langhooks.h.
377 (expand_fixup, fixup_gotos): Use new langhooks.
378 * stor-layout.c: Include langhooks.h.
379 (variable_size): Use global_bindings_p langhook.
380 * toplev.c (compile_file): Use getdecls langhook.
381 * tree-inline.c (remap_block): Use insert_block langhook.
382 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
383 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
385 2002-03-21 Richard Henderson <rth@redhat.com>
387 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
388 constants in .data when -fpic.
390 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
392 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
393 where appropriate.
395 2002-03-21 Tom Tromey <tromey@redhat.com>
397 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
399 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
401 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
403 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
405 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
406 Richard Henderson <rth@redhat.com>
408 PR c/5354
409 * c-common.c (c_expand_expr): Preserve result of a statement
410 expression if needed.
412 2002-03-21 Jakub Jelinek <jakub@redhat.com>
414 PR bootstrap/4195
415 * genrecog.c (maybe_both_true_mode): Remove.
416 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
417 * machmode.def (Pmode): Likewise.
419 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
421 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
422 (nonlocal_mentioned_p_1): New function.
423 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
424 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
425 (mark_constant_function): Recognize pure functions.
426 * rtl.h (global_reg_mentioned_p): New prototype.
427 * rtlanal.c (global_reg_mentioned_p,
428 global_reg_mentioned_p_1): New function.
430 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
432 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
433 UNIX assert.h.
434 * fixinc/fixincl.x: Regenerate.
436 2002-03-20 Jason Merrill <jason@redhat.com>
438 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
440 2002-03-20 Michael Meissner <meissner@redhat.com>
442 * doc/invoke.texi (Optimize Options): Document that -O2 sets
443 -fstrict-aliasing.
445 2002-03-20 Bob Wilson <bob.wilson@acm.org>
447 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
448 ".literal_position" directive before the constant pool.
450 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
452 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
453 Add Craig Rodrigues.
454 Add Brad Lucier to testers.
456 2002-03-20 Jakub Jelinek <jakub@redhat.com>
458 PR target/4792
459 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
460 to if_then_else.
461 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
462 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
463 instead of insn_extract.
465 2002-03-20 Jakub Jelinek <jakub@redhat.com>
467 PR bootstrap/4192
468 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
470 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
471 stmt if some case has been output.
473 2002-03-20 Jakub Jelinek <jakub@redhat.com>
475 PR c/5972
476 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
477 movsfcc_1, movdfcc_1): Add %O2.
478 * config/i386/i386.c (print_operand): Handle %ON.
479 Print . before float condition codes in Sun as cmov syntax.
480 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
481 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
482 no longer true.
484 2002-03-20 Philip Blundell <pb@nexus.co.uk>
486 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
487 return instruction if PC was popped.
489 2002-03-20 Bob Wilson <bob.wilson@acm.org>
491 * config/xtensa/xtensa.md: Remove unused type attributes.
492 (adddi_carry, subddi_carry): Change type attribute to "multi".
494 2002-03-19 Dale Johannesen <dalej@apple.com>
496 PR optimization/5999, middle-end/5731
497 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
498 multiplications by reciprocals.
500 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
502 * Makefile.in: Update.
503 * c-common.c: Include langhooks.h.
504 (inline_forbidden_p): Use new hook.
505 * diagnostic.c: Include langhooks.h.
506 (format_with_decl, announce_function,
507 default_print_error_function): Use new hook.
508 * dwarf2out.c (dwarf2_name): Use new hook.
509 * function.c: Include langhooks.h.
510 (init_function_start): Use new hook.
511 * langhooks-def.h (lhd_decl_printable_name): New.
512 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
513 (LANGHOOKS_INITIALIZER): Update.
514 * langhooks.c (lhd_decl_printable_name): New.
515 * langhooks.h (struct lang_hooks): New hook.
516 * toplev.c (decl_name, decl_printable_name): Remove.
517 (open_dump_file): Use new hook.
518 (process_options): Remove old hook.
519 * tree.h (decl_printable_name): Remove.
520 objc:
521 * objc-act.c (objc_init): Remove old hook.
522 (objc_printable_name): Export.
523 * objc-act.h (objc_printable_name): New.
524 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
526 2002-03-19 Jim Blandy <jimb@redhat.com>
528 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
529 the start_source_file debug hook, not the current line number.
531 2002-03-19 Richard Henderson <rth@redhat.com>
533 * flow.c (EH_USES): Provide default.
534 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
535 * doc/tm.texi (EH_USES): New.
537 * config/ia64/ia64.c (ia64_eh_uses): New.
538 * config/ia64/ia64-protos.h: Update.
539 * config/ia64/ia64.h (EH_USES): New.
541 2002-03-19 Richard Henderson <rth@redhat.com>
543 * varasm.c (output_constant_def): Fix stupid typo.
545 2002-03-19 Richard Henderson <rth@redhat.com>
547 PR 5879
548 * except.c (current_function_has_exception_handlers): New.
549 * except.h: Declare it.
550 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
551 Combine tests that disable all sibcalls for the function.
553 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
555 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
556 for INTEGER_CST.
558 2002-03-19 Richard Henderson <rth@redhat.com>
560 PR 5977, 5991
561 * config/ia64/ia64.c: Revert 2002-03-01 patch.
562 * config/ia64/ia64.h (INIT_EXPANDERS): New.
564 2002-03-19 Jim Blandy <jimb@redhat.com>
566 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
567 name, even if the replacement list contains no tokens, as required
568 by Dwarf.
570 2002-03-19 Jason Merrill <jason@redhat.com>
572 * varasm.c (globalize_decl): Get the name from the RTL, not
573 DECL_ASSEMBLER_NAME.
575 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
577 2002-03-19 Bob Wilson <bob.wilson@acm.org>
579 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
580 subdi_carry): Define.
582 2002-03-19 David Edelsohn <edelsohn@gnu.org>
584 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
585 about -fpic/-fPIC if extra_warnings set.
587 2002-03-19 David Edelsohn <edelsohn@gnu.org>
589 * expr.c (expand_expr): Sign-extend CONST_INT generated from
590 TREE_STRING_POINTER.
591 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
593 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
595 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
596 in favor of SP if FRAME_POINTER_REQUIRED is false.
598 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
600 * emit-rtl.c (gen_int_mode): New function.
601 * rtl.h: Prototype for it.
602 * combine.c (make_extraction, simplify_comparison), expmed.c
603 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
604 (convert_modes, store_field), optabs.c (expand_fix),
605 simplify-rtx.c (neg_const_int, simplify_unary_real),
607 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
608 Use it instead of GEN_INT (trunc_int_for_mode (...)).
610 2002-03-19 Jakub Jelinek <jakub@redhat.com>
612 PR c/5656
613 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
614 convert_parm_for_inlining.
615 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
616 Define.
617 * langhooks-def.h: Likewise.
618 * objc/objc-lang.c: Likewise.
619 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
620 function.
621 * tree-inline.c (initialize_inlined_parameters):
622 Call convert_parm_for_inlining lang hook if needed.
623 * c-typeck.c (c_convert_parm_for_inlining): New function.
624 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
626 2002-03-18 Mark Mitchell <mark@codesourcery.com>
628 * calls.c (precompute_arguments): Do not assume that temporaries
629 can be destroyed after expanding the argument.
630 (expand_call): Likewise.
632 2002-03-15 Eric Christopher <echristo@redhat.com>
634 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
635 Fix register preference on last change.
636 * config/mips/mips.c (mips_return_in_memory): New function.
637 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
638 * config/mips/mips-protos.h: Declare.
639 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
640 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
642 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
644 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
645 a register too.
646 (anddi3, iorsi3): Likewise.
648 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
649 use %gprel for symbols that are going to be placed in linkonce
650 sections.
652 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
653 RETURN_ADDRESS_POINTER_REGNUM to $ra.
654 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
655 not needed. Disregard leaf_function_p().
656 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
657 mips16 frame pointer.
658 * config/mips/mips.md (store ra): Only to small SP offsets.
659 2001-08-22 Graham Stott <grahams@redhat.com>
660 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
661 return a REG rtx for the return address register.
663 2002-03-18 Bob Wilson <bob.wilson@acm.org>
665 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
666 constant-pool addresses as "mode-dependent".
667 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
669 2002-03-18 Jakub Jelinek <jakub@redhat.com>
671 PR target/5740
672 * expr.c (emit_group_load): Use extract_bit_field if
673 needed for CONCAT arguments.
675 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
677 PR target/4863
678 * arm.md (tablejump): Make this a define_expand. For PIC add the
679 offset to the base of the table.
680 (thumb_tablejump): Matcher for Thumb tablejump insn.
681 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
682 as the difference of two labels.
683 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
684 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
685 tables in the code.
686 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
687 * arm.c (get_jump_table_size): If the table is not in the text
688 section, return zero.
690 2002-03-18 Bernd Schmidt <bernds@redhat.com>
692 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
693 of gen_rtx_SUBREG.
694 (arm_reload_out_hi): Use gen_lowpart instead of
695 gen_rtx_SUBREG to access QImode components.
696 * config/arm/arm.md: Disable zero_extend split for QImode
697 subregs in BIG_ENDIAN mode.
698 (storehi_bigend): Match use of least significant byte.
699 (storeinthi): Remove extraneous SUBREG.
700 Add missing construction of operands[2].
701 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
702 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
703 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
705 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
707 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
708 any_operand.
710 2002-03-17 Richard Henderson <rth@redhat.com>
712 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
713 explicitly.
715 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
717 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
718 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
720 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
722 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
724 * predict.c (estimate_bb_frequencies): Delete unused variables.
726 2002-03-17 Richard Henderson <rth@redhat.com>
728 * config/ia64/ia64.c (ia64_attribute_table): Move before
729 targetm definition. Make static.
731 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
733 * c-common.h (yyparse, c_common_parse_file): New.
734 * c-lang.c: Include c-common.h.
735 (LANG_HOOKS_PARSE_FILE): Redefine.
736 * c-lex.c: Include c-common.h.
737 (yyparse): Rename c_common_parse_file. Call yyparse.
738 * c-parse.in (yyparse): Remove macro.
739 * c-tree.h (yyparse_1): Remove.
740 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
741 (LANG_HOOKS_INITIALIZER): Update.
742 * langhooks.h (struct lang_hoooks): New hook parse_file.
743 * toplev.c (compile_file): Use parse_file hook.
744 * tree.h (yyparse): Remove.
745 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
747 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
749 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
750 float_truncate, not fix.
751 ("*truncdfsf2_real"): Ditto.
752 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
754 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
756 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
758 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
759 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
760 where appropriate. Make the second reference to
761 leaf_function_p a function call, as intended. Reindented.
763 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
764 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
766 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
767 add register to non-constant into sp.
769 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
770 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
771 (mips16_gp_pseudo_rtx): Lose.
772 (INIT_EXPANDERS): Deleted.
773 * config/mips/mips.c (mips_init_machine_status): New.
774 (mips_free_machine_status): New.
775 (mips_mark_machine_status): New.
776 (override_options): Set them.
777 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
778 (struct machine_function): ... new. Replaced all references.
779 (mips_add_gc_roots): Don't mark them.
780 (embedded_pic_fnaddr_reg): New, extracted from...
781 (embedded_pic_offset): ... here.
782 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
783 (movsi): Likewise.
785 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
787 * cppinit.c: Revert -MD removal.
789 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
791 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
792 soft registers by default for 68HC12.
793 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
794 when compiling with -fomit-frame-pointer.
795 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
796 (expand_epilogue): Likewise.
797 (m68hc11_gen_rotate): Use exg when rotating by 8.
799 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
801 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
802 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
803 (splits): Remove unused add splits.
804 ("*addhi3_68hc12"): Tune constraints.
805 ("addhi_sp"): Try to use X instead of Y in all cases and if the
806 constant fits in 8-bits and D is dead use abx/aby instructions.
807 ("*addhi3"): Remove extern declaration of ix_reg.
808 ("*subsi3"): Optimize and provide new split.
809 ("subhi3"): Cleanup.
810 ("*subhi3_sp"): Avoid saving X if we know it is dead.
811 (arith splits): For 68hc12 save the address register on the stack
812 and do the arithmetic operation with a pop.
814 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
816 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
817 allocating QImode in address registers.
818 ("*movqi_m68hc11"): Likewise.
820 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
822 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
824 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
826 * cppinit.c (print_help): Display -MD and -MMD.
827 Don't display usage string. Update assertion syntax and
828 typo.
829 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
830 (cpp_handle_option): Update.
832 2002-03-15 Chris Demetriou <cgd@broadcom.com>
834 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
835 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
836 and define it so that regardless of target CPU size,
837 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
838 of "int" rather than "long."
840 2002-03-15 Richard Henderson <rth@redhat.com>
842 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
843 size as a tree.
845 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
847 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
848 ("tstqi" split): Avoid using memory for tstqi on address register.
849 (splits): Remove constraints.
850 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
851 ("cmpdf", "cmpsf"): Remove since not used.
852 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
853 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
855 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
857 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
858 ("neghi2"): Tighten constraints.
859 ("one_cmplsi2"): Optimize and simplify split.
860 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
862 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
864 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
865 and split of AND operation to clear the upper bits.
866 ("*logicalsi3_zextqi"): Likewise.
867 ("*logicallhi3_zexthi_ashift8"): Likewise.
868 ("*logicalsi3_silshr16"): Likewise.
869 ("logicalsi3_silshl16"): Likewise.
870 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
872 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
874 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
875 (m68hc11_indirect_p): New function.
876 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
877 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
878 TARGET_M6812.
879 (asm_print_register): Likewise.
880 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
881 (m68hc11_indirect_p): Declare.
882 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
883 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
884 (TARGET_SWITCHES): New option -mrelax.
885 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
886 destination.
887 ("iorsi3", "xorsi3"): Likewise.
888 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
889 ("*andhi3_mem"): New to handle destination in memory with bclr
890 and a scratch register.
891 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
892 ("*andhi3_const"): New when operand2 is constant.
893 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
894 ("*andhi3_gen"): Cleanup of the old "andhi3".
895 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
896 ("xorqi3"): Update constraints.
898 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
900 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
901 for reg_equiv_memory_loc when the operand is a register that does
902 not get a hard register (stack location).
903 (tst_operand): After reload, accept all memory operand.
904 (symbolic_memory_operand): Fix detection of symbolic references.
905 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
906 accept symbols and any constant.
908 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
910 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
911 note on the insn that sets the soft frame register.
912 (must_parenthesize): ix and iy are also reserved names.
913 (print_operand_address): One more place where parenthesis are required
914 to avoid confusion with register names.
915 (m68hc11_gen_movhi): Allow push of stack pointer.
916 (m68hc11_check_z_replacement): Fix handling of parallel with a
917 clobber.
918 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
919 the replacement register is.
920 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
921 and D8_REGS classes.
922 (MODES_TIEABLE_P): All modes are tieable except QImode.
924 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
926 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
927 (___subdi3): Likewise.
928 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
929 (__map_data_section): Optimize 68hc11 case.
931 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
933 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
934 than a shift to avoid adding a register with itself.
935 (m68hc11_memory_move_cost): Take into account NO_REGS.
936 (m68hc11_register_move_cost): Update and use memory move cost
937 for soft registers.
938 (m68hc11_address_cost): Make cost of valid offset not 0 so that
939 it gives more opportunities to cse to optimize.
940 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
941 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
943 2002-03-15 Mark Mitchell <mark@codesourcery.com>
945 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
946 * c-common.def (CLEANUP_STMT): New tree node.
947 * c-common.h (CLEANUP_DECL): New macro.
948 (CLEANUP_EXPR): Likewise.
949 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
950 * expr.c (expand_expr): Tidy.
951 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
952 * tree-inline.c (initialize_inlined_parameters): Clean up
953 new local variables.
955 2002-03-15 Jakub Jelinek <jakub@redhat.com>
957 PR bootstrap/4128
958 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
959 before movrXX only, use reg_overlap_mentioned_p.
960 Only special case NE if just one insn can be generated.
962 2002-03-15 Jason Merrill <jason@redhat.com>
964 * varasm.c (assemble_variable): Call resolve_unique_section before
965 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
966 of error_mark_node.
968 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
970 PR target/5170
971 * arm.md (split pattern for thumb shiftable immediates): Add comment
972 explaining non-obvious test.
974 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
976 PR target/5712
977 * arm.md (movaddr, movaddr_insn): Delete.
979 2002-03-15 Jason Merrill <jason@redhat.com>
981 * toplev.c (wrapup_global_declarations): Clarify variable handling.
982 -fkeep-static-consts doesn't apply to comdats.
984 2002-03-14 Richard Henderson <rth@redhat.com>
986 * c-decl.c: Include c-pragma.h.
987 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
988 (finish_function): Tidy.
989 * c-pragma.c: Include c-common.h.
990 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
991 (handle_pragma_weak): Use them.
992 (init_pragma): Register pending_weaks.
993 * c-pragma.h (maybe_apply_pragma_weak): Declare.
994 * print-tree.c (print_node): Print DECL_WEAK.
995 * varasm.c (mark_weak_decls): Remove.
996 (remove_from_pending_weak_list): Remove.
997 (add_weak): Remove.
998 (asm_emit_uninitialised): Call globalize_decl for weak commons.
999 (weak_decls): Make a tree_list.
1000 (declare_weak): Cons weak_decls directly.
1001 (globalize_decl): Remove weak_decls elements directly.
1002 (weak_finish): Simplify weak_decls walk. Don't weaken unused
1003 symbols. Don't pretend to handle aliases.
1004 (init_varasm_once): Update weak_decls registry.
1005 * Makefile.in: Update dependencies.
1007 2002-03-14 Richard Henderson <rth@redhat.com>
1009 PR target/5312
1010 * config/ia64/ia64.c: Include tm_p.h last.
1011 (gen_nop_type): Remove duplicate definition.
1012 (cycle_end_fill_slots): Set sched_data for second L slot.
1013 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
1014 (nop_cycles_until): Fix typos.
1016 2002-03-15 Jakub Jelinek <jakub@redhat.com>
1018 PR optimization/5891
1019 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
1021 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
1023 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
1024 descriptors correctly.
1026 2002-03-14 Michael Meissner <meissner@redhat.com>
1028 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
1029 100, allowing MAX_UNROLLED_INSNS to be overridden.
1031 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
1032 --param.
1034 * unroll.c (params.h): Include.
1035 (MAX_UNROLLED_INSNS): Delete, now in params.h.
1037 * doc/invoke.texi (--param max-unroll-insns): Document.
1039 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
1041 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
1043 * arm.md: Fix warnings about constraints in peepholes and splits.
1045 2002-03-14 Zack Weinberg <zack@codesourcery.com>
1047 * cpphash.h (struct lexer_state): Remove line_extension member.
1048 * cpplib.c (dequote_string, do_linemarker): New functions.
1049 (linemarker_dir): New data object.
1050 (DIRECTIVE_TABLE): No longer need to interpret #line in
1051 preprocessed source. Delete obsolete comment about return
1052 values of handlers.
1053 (end_directive, directive_diagnostics, _cpp_handle_directive):
1054 Don't muck with line_extension.
1055 (directive_diagnostics): No need to issue warnings for
1056 linemarkers here.
1057 (_cpp_handle_directive): Issue warnings for linemarkers here,
1058 when appropriate. Dispatch linemarkers to do_linemarker, not
1059 do_line.
1060 (do_line): Code to handle linemarkers split out to do_linemarker.
1061 Convert escape sequences in filename argument, both places.
1063 * cppmacro.c (quote_string): Rename cpp_quote_string and
1064 export. All callers changed.
1065 * cpplib.h (cpp_quote_string): Prototype.
1066 * cppmain.c (print_line): Call cpp_quote_string on to_file
1067 before printing it.
1069 * doc/cpp.texi: Document that escapes are now interpreted in
1070 #line and in linemarkers, and that non-printing characters are
1071 converted to octal escapes when linemarkers are generated.
1073 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
1075 * emit-rtl.c (try_split): Use delete_insns.
1076 * recog.c (split_all_insns): Fix terminating condition.
1078 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
1079 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
1081 PR target/5828
1082 * arm.c (arm_output_epilogue): Fix floating-point register save
1083 adjustment when using a frame pointer.
1085 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
1087 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
1088 * config/mips/mips.c (compute_frame_size): Retrofit them here.
1089 (save_restore_insns, mips_expand_epilogue): And here.
1090 (build_mips16_call_stub): And here.
1091 (mips_function_value): Use the new macros to decide whether a single
1092 or complex float can be returned in floating-point registers. Return
1093 a parallel rtx in the complex case.
1095 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
1097 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
1098 call after liveness analysis.
1100 * recog.c (split_insn): Use delete_insn_and_edges.
1102 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
1103 instructions to have branch prediction notes.
1104 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
1106 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
1108 * configure.in: Don't pass -Wno-long-long to a ADA compiler
1109 that doesn't support it.
1110 * configure: Regenerate.
1112 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1114 PR target/5626
1115 * config/sparc/sparc.md (normal_branch, inverted_branch,
1116 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
1117 inverted_fp_branch): Adjust calls to output_cbranch.
1118 Set length attribute.
1119 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
1120 output_v9branch. Set length attribute.
1121 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
1122 predicates.
1123 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
1124 (output_cbranch): Likewise. Handle far branches.
1125 (output_v9branch): Handle far branches.
1126 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
1127 Adjust prototypes.
1128 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
1129 noov_compare64_op predicates.
1131 2002-03-13 Jason Merrill <jason@redhat.com>
1133 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
1134 into the function and constify it.
1135 * gthr-dce.h, gthr-solaris.h: Likewise.
1137 2002-03-13 David Edelsohn <edelsohn@gnu.org>
1139 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
1140 * config/rs6000/rs6000.c (rs6000_va_arg): Use
1141 std_expand_builtin_va_arg if not ABI_V4.
1143 2002-03-13 Jason Merrill <jason@redhat.com>
1145 * varasm.c (globalize_decl): New fn.
1146 (assemble_start_function): Use it.
1147 (asm_emit_uninitialized): Use it.
1148 (assemble_alias): Use it.
1149 (assemble_variable): Use it.
1151 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
1153 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
1154 2002-03-12 internal visibility change.
1155 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
1156 visibility into SYMBOL_REF_FLAG.
1158 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
1160 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
1161 VOIDmode operand. Add compile-time optimization for constant results.
1163 2002-03-12 Jason Merrill <jason@redhat.com>
1165 * c-typeck.c (convert_for_assignment): Don't allow conversions
1166 between pointers and references. Only allow lvalues to convert to
1167 reference.
1169 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
1171 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
1172 before prologue, to avoid scheduling problems.
1174 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1176 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
1177 (ELIMINABLE_REGS): Add sfp->sp.
1178 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
1180 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1182 PR optimization/5892
1183 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
1185 2002-03-13 Jakub Jelinek <jakub@redhat.com>
1187 * loop.c (basic_induction_var): Don't call convert_modes if mode
1188 classes are different.
1190 2002-03-12 Richard Henderson <rth@redhat.com>
1192 PR optimization/5901
1193 * function.c (reposition_prologue_and_epilogue_notes): Position
1194 the markers after/before the last/first insn not deleted.
1196 2002-03-12 Richard Henderson <rth@redhat.com>
1198 PR optimization/5878
1199 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
1200 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
1201 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
1203 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
1204 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
1205 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
1207 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
1208 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
1209 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
1210 also. Don't set it if not flag_pic.
1211 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
1212 to be INVALID_REGNUM when not used.
1214 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
1216 * expmed.c (store_bit_field): Reset alias set for memory.
1217 (extract_bit_field): Same.
1219 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1221 * c-common.c (c_tree_code_type, c_tree_code_length,
1222 c_tree_code_name, add_c_tree_codes): Delete.
1223 * c-common.h (add_c_tree_codes): Delete.
1224 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
1225 Define.
1226 * c-objc-common.c (c_objc_common_init): Don't call
1227 add_c_tree_codes, instead set lang_unsafe_for_reeval.
1228 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
1229 objc_tree_code_name, add_objc_tree_codes): Delete.
1230 (objc_init): Don't call add_objc_tree_codes.
1231 * objc/objc-lang.c (tree_code_type, tree_code_length,
1232 tree_code_name): Define.
1233 * toplev.c (lang_independent_init): Don't set
1234 tree_code_length[IDENTIFIER_NODE].
1235 * tree.c (tree_code_type, tree_code_length, tree_code_name):
1236 Delete definitions, moved to language front-ends.
1237 * tree.def (IDENTIFIER_NODE): Hardwire the length.
1238 * tree.h (tree_code_type, tree_code_length, tree_code_name):
1239 Const-ify.
1240 (tree_code_length): Change type to unsigned char.
1242 2002-03-12 Richard Henderson <rth@redhat.com>
1244 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
1245 internal visibility change.
1247 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1249 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
1250 validize_mem() instead of change_address to avoid clobbering
1251 memory attributes.
1253 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1255 * c-lex.h (position_after_whitespace): Remove.
1257 2002-03-12 Jakub Jelinek <jakub@redhat.com>
1259 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
1260 (lex_string): Use unsigned char pointers.
1262 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
1264 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
1265 is not a valid memory_operand.
1267 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1269 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
1270 * config/xtensa/lib1funcs.asm: Fix copyright to include
1271 special case for libgcc files.
1272 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
1273 (__divsi3): Likewise.
1274 (__umodsi3): Likewise.
1275 (__modsi3): Likewise.
1276 * config/xtensa/lib2funcs.S: Fix copyright to include
1277 special case for libgcc files.
1279 2002-03-12 Tom Rix <trix@redhat.com>
1281 * collect2.c (resolve_lib_name): Move outside of
1282 OBJECT_FORMAT_COFF ifdef.
1283 (ignore_library): Same.
1285 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1287 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
1289 2002-03-12 Bob Wilson <bob.wilson@acm.org>
1291 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
1292 to function_section before writing out the constant pool.
1294 2002-03-12 David Edelsohn <edelsohn@gnu.org>
1296 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
1297 zero_constant.
1298 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
1300 2002-03-12 Alan Modra <amodra@bigpond.net.au>
1302 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
1303 (adddi3): Likewise.
1304 (movdf): Likewise.
1305 (movdi): Likewise.
1306 (cmpsi splitter): Likewise.
1307 (modsi3): Fail if <= 0.
1308 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
1309 redundant test when HOST_BITS_PER_WIDE_INT != 32.
1310 (reg_or_sub_cint64_operand): Likewise.
1311 (num_insns_constant_wide): Optimize sign extension.
1312 (rs6000_legitimize_address): Likewise.
1314 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
1316 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1317 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1319 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
1321 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
1322 address calculation.
1324 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
1326 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
1327 scratch register to DImode / TImode.
1328 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
1329 register used does not overlap the target.
1331 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1333 * Makefile.in (debug.o): Depend on debug.h.
1334 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
1335 * debug.c (do_nothing_debug_hooks): Likewise.
1336 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
1337 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
1338 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
1339 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
1340 * dwarfout.c (dwarf_debug_hooks): Likewise.
1341 * integrate.c (output_inline_function): Likewise.
1342 * objc/objc-act.c (synth_module_prologue): Likewise.
1343 * sdbout.c (sdb_debug_hooks): Likewise.
1344 * toplev.c (debug_hooks): Likewise.
1345 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1347 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1349 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
1350 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
1351 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
1352 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
1353 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
1354 * defaults.h (POINTER_SIZE): Define.
1355 * doc/tm.texi (POINTER_SIZE): Document default.
1357 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1359 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
1361 2002-03-11 Richard Henderson <rth@redhat.com>
1363 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
1364 if rebuild_label_notes_after_reload.
1366 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
1368 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
1369 emit pic register load if "internal" visibility.
1370 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
1371 (cris_expand_builtin_va_arg): Do all computations on trees.
1373 2002-03-11 Richard Henderson <rth@redhat.com>
1375 * rtlanal.c: Include recog.h.
1376 (keep_with_call_p): Fix thinko.
1377 * Makefile.in (rtlanal.o): Update dependencies.
1379 2002-03-11 Chris Meyer <cmeyer@gatan.com>
1381 * genflags.c (gen_insn): Use IS_VSPACE.
1382 * genoutput.c (output_insn_data): Likewise.
1383 (process_template): Likewise.
1385 2002-03-11 Richard Henderson <rth@redhat.com>
1387 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
1389 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
1391 * Makefile.in: Update.
1392 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
1393 Update documentation.
1394 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
1395 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
1397 2002-03-11 Zack Weinberg <zack@codesourcery.com>
1399 * Makefile.in: Give texi2pod its input file as a command line
1400 argument, not on stdin.
1402 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
1403 Daniel Berlin <dan@dberlin.org>
1405 C++ alias analysis improvement.
1406 * alias.c (record_component_aliases): Record aliases for base
1407 classes too.
1409 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
1411 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
1413 2002-03-11 Douglas B Rupp <rupp@gnat.com>
1415 * toplev.c (vms_fopen): Remove, not needed.
1417 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
1419 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
1421 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
1422 for FP, already done later.
1424 * toplev.c (debug_args): Add entry for VMS_DEBUG.
1425 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
1427 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
1429 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
1430 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
1431 LARGEST_EXPONENT_IS_NORMAL for the given mode.
1432 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
1433 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
1434 (ediv, emul, eldexp, esqrt): Likewise.
1435 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
1436 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
1437 (saturate): New function.
1438 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
1439 (make_nan): Use a saturation value instead of a NaN if
1440 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
1441 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
1442 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
1443 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
1444 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
1445 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
1446 !ROUND_TOWARDS_ZERO.
1447 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
1448 (ROUND_TOWARDS_ZERO): Document.
1450 2002-03-11 Andreas Jaeger <aj@suse.de>
1452 * cfg.c (dump_flow_info): Remove unused variable.
1454 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
1456 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
1457 computations on trees.
1459 2002-03-10 Richard Henderson <rth@redhat.com>
1461 PR 5693:
1462 * reload.c (copy_replacements_1): New.
1463 (copy_replacements): Use it to recurse through the rtx.
1465 2002-03-10 Richard Henderson <rth@redhat.com>
1467 * loop.c (strength_reduce): Compute number of iterations as
1468 unsigned HOST_WIDE_INT.
1470 2002-03-10 Richard Henderson <rth@redhat.com>
1472 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
1473 to move away from the end of the block.
1475 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1477 PR preprocessor/5899
1478 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
1480 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1482 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
1484 * attribs.c (decl_attributes): Fix signed/unsigned warning.
1486 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
1488 * config/mmix/mmix.c: Improve comments.
1489 (mmix_target_asm_function_prologue): Drop variable
1490 empty_stack_frame. Don't allocate unused slot above fp.
1491 (mmix_target_asm_function_epilogue): Mirror prologue changes.
1492 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
1493 brace in first column.
1494 (enum reg_class): Ditto.
1495 (FIRST_PARM_OFFSET): Now 0.
1496 (USER_LABEL_PREFIX): Remove #if 0:d definition.
1498 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1500 * combine.c (make_extraction): Fix error in last change.
1502 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1504 * c4x.c (c4x_fp_reglist): Const-ify.
1505 * cris.c (cris_print_operand): Likewise.
1506 * i386.c (ix86_va_arg): Likewise.
1507 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
1508 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
1509 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
1510 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
1511 * mcore.h (regno_reg_class): Likewise.
1512 * mips.c (gen_int_relational): Likewise.
1513 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
1514 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
1515 * pdp11.c (move_costs): Likewise.
1516 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
1517 * s390.c (s390_branch_condition_mnemonic, regclass_map):
1518 Likewise.
1519 * s390.h (regclass_map): Likewise.
1520 * sh.c (shift_amounts): Likewise.
1521 * sh.md (rotlsi3): Likewise.
1523 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1525 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
1526 (ne0+5): Use new clobber to generate proper shift pattern.
1527 Patch by Michael Matz <matz@kde.org>.
1529 2002-03-09 Andreas Schwab <schwab@suse.de>
1531 * gcc.c (validate_all_switches): Also handle `%W{...}'.
1533 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
1535 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
1537 2002-03-09 Jakub Jelinek <jakub@redhat.com>
1539 PR middle-end/5877
1540 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
1541 even for non-representable constants.
1543 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1545 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
1546 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
1547 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
1548 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
1549 (pop_function_context): Compute MAY_SHARE parameter for
1550 fixup_var_refs.
1551 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
1552 (gen_mem_addressof): Call fixup_var_refs with new parm.
1554 * combine.c (make_extraction): Don't make extension of CONST_INT.
1556 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1558 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
1559 in o32 and o64 ABIs.
1560 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
1561 but getting fixed-size structs passed in registers regardless of
1562 padding in o32 and o64 ABIs.
1564 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
1565 offset before loading address of argument passed by transparent
1566 reference.
1568 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1570 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
1572 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
1574 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
1575 marker such that registers after it are saved.
1577 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1579 * sparc.c (arith_4096_operand): Fix error in last change.
1581 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1583 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
1584 defaults for MEABI.
1586 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1588 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
1589 vectors.
1591 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
1593 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
1595 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
1597 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
1598 removed; fix return value.
1599 * combine.c (combine_instructions): Dirtify blocks where we failed to
1600 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
1601 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
1603 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1605 * gcse.c (insert_insn_end_bb): Fix typo in last change.
1607 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
1609 * recog.c (peephole2_optimize): Re-distribute EH edges.
1611 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
1613 * expr.c (expand_expr): Use unsave lang hook.
1614 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
1615 (LANG_HOOKS_INITIALIZER): Update.
1616 * langhooks.h (struct lang_hooks): New hook unsave.
1617 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
1618 (unsave_expr_1): Remove unused lang_unsave_expr_now.
1619 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
1620 (unsave_expr_now): Remove.
1621 * tree.h (unsave_expr_now, lang_unsave,
1622 lang_unsave_expr_now): Remove.
1623 (lhd_unsave): New.
1625 2002-03-08 Andreas Jaeger <aj@suse.de>
1627 * flow.c (propagate_block_delete_insn): Remove unused variable.
1629 2002-03-08 Kazu Hirata <kazu@hxi.com>
1631 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
1632 insn length for memory load/store.
1634 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
1636 * doc/install.texi (--with-libiconv-prefix): Document.
1638 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
1640 * doc/sourcebuild.texi: Fix typo.
1642 2002-03-08 Jakub Jelinek <jakub@redhat.com>
1644 PR c/3711
1645 * builtins.c (std_expand_builtin_va_arg): Do all computations on
1646 trees.
1648 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1650 * rtl.c (copy_most_rtx): Move from here ...
1651 * emit-rtl.c (copy_most_rtx): ... to here.
1653 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
1655 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
1656 SUBTARGET_CPP_SIZE_SPEC.
1657 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
1659 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
1661 2002-03-07 Matt Hiller <hiller@redhat.com>
1663 * gensupport.c (first_dir_md_include): Renamed from include;
1664 change all references.
1665 (last_dir_md_include): Renamed from last_include; change all
1666 references.
1667 (init_md_reader): Unconditionally initialize base_dir whether or
1668 not filename is a relative path.
1670 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
1672 * config/fp-bit.c (_unord_f2): Compile it in even if
1673 US_SOFTWARE_GOFAST is enabled.
1675 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
1676 NULL_RTX. Set all HFmode operations as NULL_RTX.
1677 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
1678 NULL_RTX, try reversing the comparison and the operands.
1680 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
1682 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
1683 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
1684 and MATCH_OP_DUP.
1686 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
1688 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
1690 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
1692 * basic-block.h (fixup_abnormal_edges): Declare.
1693 * reload1.c (fixup_abnormal_edges): New function.
1694 * reg-stack.c (convert_regs): Use it.
1696 * gcse.c (insert_insn_end_bb): Handle trapping insns.
1698 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
1700 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
1702 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
1703 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
1704 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
1705 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
1706 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
1707 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
1708 unless x and y could be infinite.
1709 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
1710 Check that the common type of both arguments is a real, even for
1711 targets without unordered comparisons. Allow an integer argument
1712 to be compared against a real.
1713 (expand_tree_builtin): Use expand_unordered_cmp.
1714 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
1715 * cse.c (fold_rtx): Likewise. Fix indentation.
1716 * fold-const.c (fold_real_zero_addition_p): New.
1717 (fold): Use it, and the new HONOR_... macros.
1718 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
1719 * jump.c (reversed_comparison_code_parts): After searching for
1720 the true comparison mode, use HONOR_NANS to decide whether it
1721 can be safely reversed.
1722 (reverse_condition_maybe_unordered): Remove IEEE check.
1723 * simplify-rtx.c (simplify_binary_operation): Use the new macros
1724 to decide which simplifications are valid. Allow the following
1725 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
1726 and (a - -b) to (a + b).
1727 (simplify_relational_operation): Use HONOR_NANS.
1728 * doc/tm.texi: Document the MODE_HAS_... macros.
1730 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
1732 * combine.c (simplify_comparison): If simplifying a logical shift
1733 right and compare with constant, force the comparison to unsigned.
1735 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
1737 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
1739 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
1740 -mabi=no-altivec
1741 (alt_reg_names): Remove % for vrsave.
1743 2002-03-06 Richard Henderson <rth@redhat.com>
1745 PR optimization/5844
1746 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
1747 if used indicates we've already emitted one copy of an operand.
1748 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
1749 (gen_split): Supply a non-null used.
1751 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
1753 * reload1.c (reload): Unshare all rtl after reload is done.
1755 * simplify-rtx.c (simplify_plus_minus): Do not abort,
1756 but simply fail if the expression is too complex to simplify.
1757 (simplify_gen_binary): Handle simplify_plus_minus failures.
1759 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
1761 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
1762 consistently call delete_trivially_dead_insns after CSE and GCSE;
1763 fix DFI_life dumping; do jump threading after liveness; do crossjumping
1764 after liveness2; update comment in last crossjumping.
1765 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
1767 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
1769 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
1770 after completing fast dead code elimination.
1772 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
1773 COMPARE operator.
1775 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
1777 * version.c: Fix misplaced leading blanks on first line.
1779 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
1781 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
1783 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
1785 * cfgcleanup.c (mentions_nonequal_regs): New function.
1786 (thread_jump): Use it.
1787 * toplev.c (rest_of_compilation): Run jump threading after
1788 liveness.
1790 2002-03-06 Jakub Jelinek <jakub@redhat.com>
1792 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
1793 patch.
1795 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
1797 * predict.c (estimate_bb_frequencies): Do not reload the
1798 frequencies from notes.
1800 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
1802 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
1803 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
1805 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
1806 delete_noop_moves): Return indeger.
1807 * flow.c (ndead): New variable.
1808 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
1809 BB argument; update callers.
1810 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
1811 (life_analysis): Do not call purge_all_dead_edges.
1812 (update_life_info): Return number of deleted insns; print statistics.
1813 (update_life_info_in_dirty_blocks): likewise.
1814 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
1815 return number of insns deleted.
1817 * cse.c: Include timevar.h
1818 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
1819 iterate until stabilizes; print statistics; return number of killed
1820 insns.
1821 * Makefile.in: (cse.o): Add timevar.h dependency
1822 * rtl.h (delete_trivially_dead_insns): New.
1823 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
1824 * toplev.c (rest_of_compilation): Update callers.
1826 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
1827 (try_optimize_cfg): Do not update liveness.
1828 (cleanup-cfg): Loop until try_optimize_cfg and dead code
1829 removal stabilizes; use delete_trivially_dead_insns.
1831 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
1833 2002-03-05 Zack Weinberg <zack@codesourcery.com>
1835 * cppmain.c (setup_callbacks): Disable #pragma and #ident
1836 callbacks when processing assembly language.
1838 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
1840 * pa.h (ASM_FILE_END): Define.
1841 * som.h (ASM_FILE_END): Delete.
1843 * pa.c (function_arg): Don't pass floats in general registers in
1844 indirect calls if TARGET_ELF32.
1846 2002-03-05 Richard Henderson <rth@redhat.com>
1848 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
1850 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
1852 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
1854 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1856 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
1857 -r command line. Don't hide any symbols if not building
1858 shared libgcc.
1860 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
1862 * cfg.c (dump_flow_info): Warn about profile mismatches.
1863 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
1864 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
1866 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1868 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
1869 wide volatile memory by parts.
1871 2002-03-05 Jakub Jelinek <jakub@redhat.com>
1873 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
1874 is NULL.
1876 2002-03-05 Richard Henderson <rth@redhat.com>
1878 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
1880 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
1882 * toplev.c (documented_lang_options): Document more
1883 language-specific options.
1884 * doc/invoke.texi (Warning Options): Correct documentation for
1885 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
1886 * c-decl.c (c_decode_option): Use a table to handle warning options.
1888 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
1890 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
1891 parameter to mmix_encode_section_info.
1892 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
1893 relocatably. Always produce ELF, not mmo if linking relocatably.
1894 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
1895 first is non-zero, don't add symbol prefix.
1896 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
1897 prototype accordingly.
1899 2002-03-04 Krister Walfridsson <cato@df.lth.se>
1901 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
1903 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
1905 * configure.in: Increase required makeinfo version to 4.1.
1906 * configure: Regenerate.
1908 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
1910 * .cvsignore: Remove *.info* and genrtl*; these files are generated
1911 elsewhere now.
1913 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
1915 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
1916 * doc/invoke.texi: Fix @math uses.
1918 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
1920 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
1921 removal
1923 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
1925 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
1926 (powerpc-*-eabisimaltivec*): Same.
1928 * config/rs6000/t-ppcendian: New.
1930 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1932 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
1933 nonimmediate_src_operand and nonimmediate_lsrc_operand to
1934 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
1936 2002-03-03 Richard Henderson <rth@redhat.com>
1938 * toplev.c (rest_of_decl_compilation): Revert last two changes.
1940 2002-03-03 Zack Weinberg <zack@codesourcery.com>
1942 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
1943 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
1944 tree.c, config/m68k/m68k.c:
1945 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
1946 REAL_ARITHMETIC blocks unconditional. Delete some further
1947 #ifdef blocks predicated on REAL_ARITHMETIC.
1948 * flags.h, toplev.c: Delete remaining references to
1949 flag_pretend_float.
1951 * doc/invoke.texi: Remove documentation of -fpretend-float.
1952 * doc/tm.texi: Describe the various REAL_* macros as provided by
1953 real.h, not by the target configuration files.
1955 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
1956 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
1957 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
1958 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
1959 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
1960 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
1961 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
1962 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
1963 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
1964 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
1965 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
1966 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
1967 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
1968 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
1969 config/xtensa/xtensa.h:
1970 Do not define, undefine, or mention in comments any of
1971 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
1972 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
1973 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
1974 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
1975 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
1976 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
1977 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
1978 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
1979 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
1981 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1983 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
1984 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
1985 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
1986 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
1987 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
1988 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
1989 Delete.
1990 * defaults.h (BITS_PER_WORD): Define.
1991 * doc/tm.texi (BITS_PER_WORD): Document default value.
1993 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
1994 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
1995 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
1997 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1999 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
2000 lieu of explicit sizeof/sizeof.
2001 * i386.c (override_options, ix86_init_mmx_sse_builtins,
2002 ix86_expand_builtin): Likewise.
2003 * mips.c (mips_add_gc_roots): Likewise.
2004 * mmix.c (mmix_output_condition): Likewise.
2005 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
2006 altivec_init_builtins): Likewise.
2007 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
2008 * cppexp.c (Nsuff, parse_number): Likewise.
2009 * cppinit.c (builtin_array_end): Likewise.
2010 * gcc.c (n_default_compilers, process_command): Likewise.
2011 * genpreds.c (output_predicate_decls): Likewise.
2012 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
2013 * lcm.c (N_ENTITIES): Likewise.
2014 * stor-layout.c (set_sizetype): Likewise.
2016 2002-03-03 Richard Henderson <rth@redhat.com>
2018 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
2019 for types or labels.
2021 2002-03-03 Richard Henderson <rth@redhat.com>
2023 * c-decl.c (start_decl): Initialized variables are not common.
2025 2002-03-02 Per Bothner <per@bothner.com>
2027 * gcc.c (option_map): Suport new --bootclasspath option.
2028 --CLASSPATH is now just an alias for --classpath.
2030 2002-03-02 Richard Henderson <rth@redhat.com>
2032 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
2033 load if "internal" visibility.
2034 * doc/extend.texi: Document visibility meanings.
2036 2002-03-02 Richard Henderson <rth@redhat.com>
2038 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
2039 to functions as well.
2041 2002-03-02 Richard Henderson <rth@redhat.com>
2043 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
2044 (handle_visibility_attribute): Don't call assemble_visibility.
2045 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
2046 without asmspec. Invoke assemble_alias when needed.
2047 * varasm.c (maybe_assemble_visibility): New.
2048 (assemble_start_function, assemble_variable, assemble_alias): Use it.
2050 2002-03-02 Richard Henderson <rth@redhat.com>
2052 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
2053 invoke ENCODE_SECTION_INFO with first call flag.
2055 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
2056 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
2057 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
2058 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
2059 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
2060 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
2061 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
2062 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
2063 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
2064 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
2065 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
2066 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
2067 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
2068 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
2069 config/mcore/mcore-protos.h, config/mcore/mcore.c,
2070 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
2071 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
2072 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
2073 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
2074 config/sh/sh.h, config/sparc/sparc.h,
2075 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
2076 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
2077 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
2078 FIRST argument. As needed, examine it and do nothing.
2080 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
2081 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
2082 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
2084 * config/arm/t-pe (pe.o): Add dependencies.
2086 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2088 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
2089 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
2090 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
2091 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
2092 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
2093 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
2094 * defaults.h (BITS_PER_UNIT): Define.
2095 * doc/tm.texi (BITS_PER_UNIT): Document default value.
2097 2002-03-02 Kazu Hirata <kazu@hxi.com>
2099 * config/h8300/h8300-protos.h: Add a prototype for
2100 compute_a_shift_length.
2101 * config/h8300/h8300.c (h8300_asm_insn_count): New.
2102 (compute_a_shift_length): Likewise.
2103 (h8300_adjust_insn_length): Do not adjust insn length of shift
2104 insns.
2105 * config/h8300/h8300.md (anonymous shift patterns): Use
2106 compute_a_shift_length.
2108 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2110 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
2111 trunc_int_for_mode.
2113 * emit-rtl.c (offset_address): Call update_temp_slot_address.
2115 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2117 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
2118 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
2119 * flags.h (flag_zero_initialized_in_bss): Declare.
2120 * toplev.c (flag_zero_initialized_in_bss): New flag.
2121 (lang_independent_options): Add flag_zero_initialized_in_bss.
2122 * tree.c (initializer_zerop): New function.
2123 * tree.h (initializer_zerop): Declare.
2124 * varasm.c (assemble_variable): If we can emit bss, put zero
2125 initializers in the bss section.
2127 2002-03-02 Alan Modra <amodra@bigpond.net.au>
2129 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
2130 like more than one symbol per .weak directive.
2132 2002-03-01 Richard Henderson <rth@redhat.com>
2134 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
2135 adjust argument_pointer by pretend_args_size.
2136 (ia64_va_start): Adjust va_start address by -pretend_args_size.
2138 2002-03-01 Kazu Hirata <kazu@hxi.com>
2140 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
2142 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
2144 * toplev.c (rest_of_compilation): Delete dead jumptables before
2145 loop.
2146 * flow.c (delete_dead_jumptables): Make global.
2147 * rtl.h (delete_dead_jumptables): Declare.
2149 2002-03-01 David Edelsohn <edelsohn@gnu.org>
2151 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
2152 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
2153 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
2155 2002-03-01 Kazu Hirata <kazu@hxi.com>
2157 * config/h8300/h8300-protos.h: Fix formatting.
2158 * config/h8300/h8300.c: Likewise.
2159 * config/h8300/h8300.h: Likewise.
2161 2002-03-01 Kazu Hirata <kazu@hxi.com>
2163 * config/h8300/h8300.c (print_operand): Support 16-bit
2164 constant addresses.
2165 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
2167 2002-02-28 Richard Henderson <rth@redhat.com>
2169 * expmed.c (store_bit_field): Prevent generation of CONCATs;
2170 pun complex values as integers; use gen_lowpart instead of
2171 gen_rtx_SUBREG.
2172 (extract_bit_field): Likewise.
2174 2002-03-01 Alan Modra <amodra@bigpond.net.au>
2175 David Edelsohn <edelsohn@gnu.org>
2177 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
2178 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
2179 (SUPPORTS_WEAK): Likewise.
2180 * output.h (add_weak): Add tree param.
2181 * varasm.c (add_weak): Likewise. Save decl.
2182 (struct weak_syms): Add decl field.
2183 (mark_weak_decls): New function.
2184 (init_varasm_once): ggc_add_root mark_weak_decls.
2185 (assemble_start_function): Use ASM_WEAKEN_DECL.
2186 (assemble_variable): Likewise.
2187 (assemble_alias): Likewise.
2188 (declare_weak): Pass decl to add_weak.
2189 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
2190 (remove_from_pending_weak_list): Declare and define for
2191 ASM_WEAKEN_DECL.
2192 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
2193 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
2194 * defaults.h (SUPPORTS_WEAK): Likewise.
2195 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
2196 .weak for code sym. Do emit .size for descriptor sym.
2197 (ASM_DECLARE_FUNCTION_SIZE): Define.
2198 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
2199 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
2200 .lglobl unless TARGET_XCOFF. Formatting fixes.
2201 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
2202 .weak for code sym.
2203 (HANDLE_PRAGMA_WEAK): Remove.
2204 (ASM_WEAKEN_LABEL): Remove.
2205 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
2207 2002-03-01 Jason Merrill <jason@redhat.com>
2209 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
2210 (TARGET_EXPR_CLEANUP): New macro.
2212 2002-02-28 Steve Ellcey <sje@cup.hp.com>
2214 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
2215 to take ptr_extend into account as third type of extension.
2216 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
2217 fields used by SUBREG_PROMOTED_UNSIGNED_P.
2218 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
2219 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
2220 * calls.c (precompute_arguments): Use new macro.
2221 (expand_call): Ditto.
2222 * combine.c (nonzero_bits): Ditto.
2223 (record_promoted_value): Ditto.
2224 * expr.c (store_expr): Ditto.
2225 (expand_expr): Ditto.
2226 * function.c (assign_parms): Ditto.
2228 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
2230 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
2231 override -shared and -shared-libgcc.
2233 2002-02-28 David O'Brien <obrien@FreeBSD.org>
2235 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
2236 of "ultrasparc".
2237 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
2238 to be broken.
2240 2002-02-28 Richard Henderson <rth@redhat.com>
2242 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
2243 4 cycle latency from MM producers.
2244 (ia64_internal_sched_reorder): Likewise with pipeline flush.
2246 2002-02-28 Jakub Jelinek <jakub@redhat.com>
2248 * mklibgcc.in: Don't use GNU make extension.
2250 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
2252 * c-parse.in (STATIC): New terminal.
2253 (scspec): New non-terminal. Update productions accordingly.
2254 (program): Remove bogus ifc / end ifc.
2255 (array_declarator): Simplify production using STATIC.
2257 2002-02-28 Jim Meyering <meyering@lucent.com>
2259 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
2260 \a still means TARGET_BELL.
2262 2002-02-28 Richard Henderson <rth@redhat.com>
2264 * haifa-sched.c (sched_emit_insn): New.
2265 (schedule_block): Use last_scheduled_insn to track last insn.
2266 * sched-int.h (sched_emit_insn): Prototype.
2267 * config/ia64/ia64.c (last_issued): Remove.
2268 (ia64_variable_issue): Don't set it.
2269 (nop_cycles_until): Use sched_emit_insn.
2271 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
2273 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
2274 extended constants.
2276 2002-02-28 Kazu Hirata <kazu@hxi.com>
2278 * config/h8300/h8300.c: Fix formatting.
2279 * config/h8300/h8300.h: Likewise.
2281 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
2283 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
2284 which may overwrite the high byte of the frame pointer.
2286 2002-02-28 Bo Thorsen <bo@suse.de>
2288 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
2289 (STARTFILE_SPEC): Add 64 bit files.
2290 (ENDFILE_SPEC): Likewise.
2292 2002-02-28 Jason Merrill <jason@redhat.com>
2294 * c-decl.c (finish_function): Only warn about missing return
2295 statement with -Wreturn-type.
2297 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
2299 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
2301 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
2302 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
2304 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
2306 * basic-block.h (BB_REACHABLE): Renumber.
2307 (BB_DIRTY, BB_NEW): New flags.
2308 (clear_bb_flags): Declare.
2309 (update_life_info_in_dirty_blocks): Declare.
2310 * cfg.c (clear_bb_flags): New function.
2311 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
2312 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
2313 reorder_insns, emit_insn_after): Mark block as dirty.
2314 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
2315 (update_life_info_in_dirty_blocks): New function.
2316 * recog.c (apply_change_group): Dirtify block.
2318 * cse.c (cse_insn): Reorder emitting of jump insn to keep
2319 cfg consistent.
2320 * gcse.c (delete_null_pointer_checks): Likewise.
2322 * toplev.c (dump_file_index): Move cse2 after bp,
2323 add DFI_null
2324 (dump_file_info): Similary.
2325 (rest_of_compilation): Avoid most of CFG rebuilds;
2326 do first if converision after null pointer checks, do cse2
2327 after branch prediction; avoid full liveness rebuild after
2328 initializing subregs.
2329 * invoke.texi (-d options): Document -du, renumber.
2331 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
2332 (notice_new_block): Do not set BB_UPDATE_LIFE.
2333 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
2334 merge_blocks_move_successor_nojumps, merge_blocks,
2335 try_crossjump_to_edge): Likewise.
2336 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
2337 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
2338 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
2339 (merge_of_block): Do not use life_data_ok.
2340 (find_if_case_1): Do not use SET_UPDATE_LIFE.
2341 (if_convert): Use BB_DIRTY mechanizm to update life.
2342 * lcm.c (optimize_mode_switching): Update
2343 update_life_info_in_dirty_blocks
2345 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
2347 * Makefile.in (integrate.o): Update.
2348 * c-decl.c (copy_lang_decl): Rename.
2349 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
2350 * integrate.c: Include langhooks.h.
2351 (copy_decl_for_inlining): Update to use langhook.
2352 * langhooks-def.h (lhd_do_nothing_t,
2353 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
2354 (LANG_HOOKS_INITIALIZER): Update.
2355 * langhooks.c (lhd_do_nothing_t): New.
2356 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
2357 * tree.h (copy_lang_decl): Remove.
2358 objc:
2359 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
2361 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
2363 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
2364 POST_DEC, and POST_MODIFY.
2366 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2368 * c-typeck.c (digest_init): Remove unused parameter; all
2369 callers changed.
2371 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
2373 * expmed.c (expand_shift): Correctly test for low part of a
2374 subreg.
2376 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
2378 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
2379 insn UIDs with insn addresses.
2381 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2383 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
2384 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
2385 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
2386 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
2387 gcc.c, toplev.c: Delete code implementing -traditional mode.
2389 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
2390 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
2391 Document removal of -traditional mode for compilation, and
2392 remove documentation only relevant to that mode.
2394 * config/nextstep.h, config/ptx4.h, config/svr4.h,
2395 config/convex/convex.h, config/d30v/d30v.h,
2396 config/i386/dgux.h, config/i386/osf1elf.h,
2397 config/i386/osfelf.h, config/i386/osfrose.h,
2398 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
2399 config/m68k/hp310.h, config/m88k/dgux.h,
2400 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
2401 config/m88k/m88k.h, config/m88k/openbsd.h,
2402 config/mips/abi64.h, config/mips/osfrose.h,
2403 config/mips/svr4-5.h, config/mips/svr4-t.h,
2404 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
2405 config/stormy16/stormy16.h: Remove all references to
2406 -traditional from target specs. Delete all mention of the
2407 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
2408 delete a couple of commented-out definitions of
2409 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
2410 to -traditional.
2412 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
2413 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
2415 2002-02-27 Zack Weinberg <zack@codesourcery.com>
2417 * mklibgcc.in: Don't use \n in a line subject to
2418 interpretation by echo.
2420 2002-02-27 Graham Stott <grahams@redhat.com>
2422 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
2423 Constify NAME.
2425 * loop.c (prescan_loop): Handle PARALLEL.
2427 * unroll.c (loop_iterations): Return 0 if the add_val for
2428 a BIV is REG.
2430 * final.c (output_operand_lossage): Constify PFX_STR.
2432 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
2434 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
2436 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
2437 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
2439 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
2441 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
2443 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
2445 * cpplex.c (_cpp_lex_token): Handle directives in macro
2446 arguments.
2447 * cpplib.c (_cpp_handle_directive): Save and restore state
2448 if parsing macro args when entering a directive.
2449 * cppmacro.c (collect_args): No need to handle directives
2450 in macro arguments.
2451 (enter_macro_context, replace_args): Use the original macro
2452 definition in case it was redefined whilst collecting arguments.
2453 doc:
2454 * cpp.texi: Update.
2456 2002-02-26 David Edelsohn <edelsohn@gnu.org>
2458 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
2459 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
2460 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
2461 method on AIX.
2462 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
2463 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
2464 (load_toc_v4_PIC_2): Same.
2466 2002-02-26 Alan Modra <amodra@bigpond.net.au>
2468 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
2470 2002-02-26 Richard Henderson <rth@redhat.com>
2472 * config/alpha/alpha.md (ashldi_se): Re-enable.
2474 2002-02-26 Richard Henderson <rth@redhat.com>
2476 * config/alpha/alpha.c (alpha_encode_section_info): Examine
2477 MODULE_LOCAL_P; improve commentary.
2479 2002-02-26 Zack Weinberg <zack@codesourcery.com>
2481 * doc/cpp.texi: Clarify documentation of relationship between
2482 #line and #include.
2484 2002-02-26 Kazu Hirata <kazu@hxi.com>
2486 * config/h8300/h8300-protos.h: Update the prototype for
2487 compute_logical_op_length. Add the prototype for
2488 compute_logical_op_cc.
2489 * config/h8300/h8300.c (compute_logical_op_length): Figure out
2490 code from operands.
2491 (compute_logical_op_cc): New.
2492 * config/h8300/h8300.md: Combine all the logical op patterns
2493 in HImode and SImode. Use compute_logical_op_cc.
2495 2002-02-26 Kelley Cook <kelleycook@comcast.net>
2497 * config/i386/i386.c (print_operand): Don't append ATT-style
2498 length suffixs to x87 opcodes when in Intel mode.
2500 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
2502 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
2503 (init_emit_once): Update calls.
2504 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
2505 (init_syntax_once): Prototype.
2507 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
2509 * pa-linux.h (LIB_SPEC): Update definition.
2510 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
2512 2002-02-26 Richard Henderson <rth@redhat.com>
2514 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
2515 if we emitted a stop bit.
2517 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2519 * configure.in (libgcc_visibility): Substitute.
2520 * configure: Rebuilt.
2521 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
2522 defined symbols .hidden.
2524 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2526 * attribs.c (c_common_attribute_table): Add visibility.
2527 (handle_visibility_attribute): New function.
2528 * varasm.c (assemble_visibility): New function.
2529 * output.h (assemble_visibility): Add prototype.
2530 * tree.h (MODULE_LOCAL_P): Define.
2531 * crtstuff.c (__dso_handle): Use visibility attribute.
2532 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
2533 for MODULE_LOCAL_P symbols too.
2534 * config/ia64/ia64.c (ia64_encode_section_info): Handle
2535 MODULE_LOCAL_P symbols the same way as local symbols.
2536 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
2537 into .sdata/.sbss by the user.
2538 * doc/extend.texi (Function Attributes): Document visibility
2539 attribute.
2541 2002-02-26 Jakub Jelinek <jakub@redhat.com>
2543 PR debug/5770
2544 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
2545 STRING_CST initializer spanning the whole variable without
2546 embedded zeros.
2547 If expand_expr returned MEM, don't use it.
2549 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
2551 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
2552 generate a die for the lexical block.
2554 2002-02-26 Kazu Hirata <kazu@hxi.com>
2556 * config/h8300/h8300-protos.h: Add a prototype for
2557 compute_logical_op_length.
2558 * config/h8300/h8300.c (compute_logical_op_length): New.
2559 * config/h8300/h8300.md (anonymous logical patterns): Use
2560 compute_logical_op_length for length.
2562 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2564 * dwarf2out.c (modified_type_die): Do not call type_main_variant
2565 for vectors.
2566 (gen_type_die): Same.
2568 * attribs.c (handle_vector_size_attribute): Set debug information.
2570 2002-02-26 Daniel Egger <degger@fhm.edu>
2572 * config/rs6000/rs6000.md: Swap define_insn attributes to
2573 fix incorrect generation of merge high instructions instead
2574 of merge low.
2576 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2578 * c-typeck.c (really_start_incremental_init): Use
2579 bitsize_zero_node for vectors.
2581 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
2583 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
2584 ("*set_vrsave_internal"): Same.
2586 2002-02-25 Richard Henderson <rth@redhat.com>
2588 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
2589 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
2591 2002-02-25 Jakub Jelinek <jakub@redhat.com>
2593 PR target/5755
2594 * config/i386/i386.c (ix86_return_pops_args): Only pop
2595 fake structure return argument if it was passed on the stack.
2597 2002-02-25 Jason Merrill <jason@redhat.com>
2599 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
2600 RESULT_DECL.
2602 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2604 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
2605 link with shared_name only.
2606 * doc/invoke.texi (Link Options): Document new behavior.
2608 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2610 * c-typeck.c (push_init_level): Handle vectors.
2612 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
2614 * config/sparc/sparc.c (const64_high_operand): Zero-extend
2615 operands of SPARC_SETHI_P.
2616 (input_operand): Likewise.
2617 (sparc_emit_set_const32): Likewise.
2618 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
2619 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
2620 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
2621 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
2622 (movdi_insn_sp64_vis): Likewise.
2623 (movdi split, movdf split): Use SETHI32.
2624 * doc/md.texi: Document SPARC constraints L, M and N.
2626 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
2628 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
2629 ("*set_vrsave_internal"): use mfspr for Darwin.
2631 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
2632 gen_get_vrsave_internal.
2634 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2636 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
2638 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
2640 * cpplex.c (cpp_interpret_charconst): Get signedness or
2641 otherwise of wide character constants correct.
2642 * cppexp.c (lex): Get signedness of wide charconsts correct.
2644 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2646 * optabs.c (widen_operand): Only call convert_modes for
2647 promoted SUBREG if signedness matches.
2648 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
2650 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2652 * cpplib.c (glue_header_name): Use local buffer to build up
2653 header name.
2655 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2657 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
2659 2002-02-23 Kazu Hirata <kazu@hxi.com>
2661 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
2662 H8/300[HS] separately.
2663 * config/h8300/h8300.md: Remove the early clobber constraint
2664 from bit field patterns.
2666 2002-02-23 Kazu Hirata <kazu@hxi.com>
2668 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
2669 register_operand.
2670 (mulhisi3): Likewise.
2671 (umulqisi3): Likewise.
2672 (umulhisi3): Likewise.
2674 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
2676 * cppinit.c (output_deps): Correct test for stdout output.
2677 (init_dependency_output): Cure warning.
2679 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2681 * expr.c (store_expr): When converting expression to promoted
2682 equivalent type, allow using SUBREG_REG of TARGET as the target
2683 of the expansion of EXP.
2684 * loop.c (basic_induction_var, case SUBREG): Always look inside.
2685 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
2686 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
2687 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
2688 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
2690 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
2692 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
2693 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
2694 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
2696 2002-02-23 Jakub Jelinek <jakub@redhat.com>
2698 PR optimization/5747
2699 * loop.c (scan_loop): Update reg info if move_movables created new
2700 pseudos.
2702 2002-02-23 David Edelsohn <edelsohn@gnu.org>
2704 * gcc.c (init_gcc_spec): Revert last change.
2706 2002-02-23 David Edelsohn <edelsohn@gnu.org>
2708 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
2709 gpc_reg_operand constraint.
2711 2002-02-23 Alan Modra <amodra@bigpond.net.au>
2713 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
2714 Simplify comparison of `low'.
2715 (add_operand): Fix formatting.
2716 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
2717 (mask_operand): Disallow mask to wrap in 64-bit mode.
2718 (rs6000_stack_info): Remove redundant test setting push_p.
2719 (output_toc): Fix formatting.
2720 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
2721 cc_reg_not_cr0_operand constraint.
2722 (booldi3, boolcdi3 splitters): Same.
2724 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
2726 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
2728 2002-02-22 David Edelsohn <edelsohn@gnu.org>
2730 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
2731 gcc invoked with -shared-libgcc.
2733 2002-02-22 Jakub Jelinek <jakub@redhat.com>
2735 PR c++/5748
2736 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
2737 decl if any of elements was TREE_USED.
2739 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
2741 * config/sparc/sol2.h: Don't include sys/mman.h.
2742 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
2743 (arith_4096_operand): Don't throw high bits away.
2744 (const64_operand): Take sign extension of CONST_INTs into account.
2745 (const64_high_operand, sparc_emit_set_const32): Likewise.
2746 (GEN_HIGHINT64): Likewise.
2747 (sparc_emit_set_const64_quick1): Likewise.
2748 (const64_is_2insns): Likewise.
2749 (print_operand): Use trunc_int_for_mode for sign extension.
2750 * config/sparc/sparc.h (SMALL_INT32): Likewise.
2751 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
2752 chars. Assume CONST_INT is already properly sign-extended.
2753 (movdi split): Sign-extend each SImode part.
2754 (andsi3 split): Don't mask high bits off, so that result
2755 remains properly sign-extend.
2756 (iorsi3 split): Likewise.
2757 (xorsi3 split): Likewise.
2759 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
2761 * fold-const.c (fold): Fix typo in comments.
2763 2002-02-21 Diego Novillo <dnovillo@redhat.com>
2765 * Makefile.in (langhooks.o): Update dependencies.
2767 2002-02-21 Diego Novillo <dnovillo@redhat.com>
2769 * langhooks.c: Include flags.h.
2771 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
2773 * testsuite/gcc.dg/attr-alwaysinline.c: New.
2775 * c-common.c (c_common_post_options): Set inline trees by
2776 default.
2778 * doc/extend.texi (Function Attributes): Document always_inline
2779 attribute.
2780 Update documentation about inlining when not optimizing.
2782 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
2784 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
2785 unless DECL_ALWAYS_INLINE.
2787 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
2788 unless DECL_ALWAYS_INLINE.
2789 (c_disregard_inline_limits): Disregard if always_inline set.
2791 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
2792 Disregard if always_inline set.
2793 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
2794 unless DECL_ALWAYS_INLINE.
2796 * attribs.c (handle_always_inline_attribute): New.
2797 (c_common_attribute_table): Add always_inline.
2799 * config/rs6000/altivec.h: Add prototypes for builtins
2800 requiring the always_inline attribute.
2802 2002-02-21 Eric Christopher <echristo@redhat.com>
2804 * expmed.c (store_bit_field): Try to simplify the subreg
2805 before generating a new one when when the mode size of
2806 value is less than maxmode.
2808 2002-02-21 Richard Henderson <rth@redhat.com>
2810 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
2811 than gen_rtx_PLUS to form the sum.
2812 * explow.c (force_reg): Rearrange to not allocate new pseudo
2813 when force_operand returns a register.
2814 * expr.c (expand_assignment): Allow offset_rtx expansion to
2815 return a sum. Do not force addresses into registers.
2816 (expand_expr): Likewise.
2817 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
2818 to canonicalize arithmetic that didn't simpify.
2819 (simplify_plus_minus): New argument force; update
2820 all callers. Don't split CONST unless we can do something with it,
2821 and wouldn't lose the constness of the operands.
2823 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
2824 that we generated earlier.
2826 2002-02-21 Tom Tromey <tromey@redhat.com>
2828 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2829 (output_line_info): Use constant `1', with a long explanatory
2830 comment.
2831 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
2833 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
2835 * jump.c (redirect_jump): If old label has no UID, don't try to
2836 delete it.
2838 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
2840 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
2841 If input is constant, do shifts at compile time.
2843 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
2845 * doc/extend.texi: Fix some more overfull hboxes.
2847 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2849 PR optimization/4994
2850 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
2851 register moves.
2853 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2855 PR c++/4574
2856 * expr.h (expand_and): Add mode argument.
2857 * expmed.c (expand_and): Add mode argument.
2858 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
2859 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
2860 * except.c (expand_builtin_extract_return_addr): Likewise.
2861 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2862 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
2863 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
2864 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
2865 * config/c4x/c4x.md: Use GEN_INT (x) instead of
2866 gen_rtx (CONST_INT, VOIDmode, x).
2868 2002-02-21 Jakub Jelinek <jakub@redhat.com>
2870 PR c/4697:
2871 * stmt.c (warn_if_unused_value): Move side effects test once more.
2873 2002-02-20 Torbjorn Granlund <tege@swox.com>
2875 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
2876 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
2878 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
2880 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
2881 SUBREG or ZERO_EXTEND.
2883 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
2885 * sh.h (current_function_anonymous_args): Remove.
2886 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
2887 of current_function_varargs and current_function_stdarg is set.
2888 * sh.c (sh_expand_prologue): Check current_function_varargs /
2889 current_function_stdarg / TARGET_SH5 instead of
2890 current_function_anonymous_args.
2892 * sh64.h (TARGET_VERSION): Define.
2894 2002-02-20 David Edelsohn <edelsohn@gnu.org>
2896 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
2897 VRSAVE_REGNO on TARGET_ALTIVEC.
2899 2002-02-20 Alan Modra <amodra@bigpond.net.au>
2901 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
2902 bits of SImode const_int.
2903 (includes_rshift_p): Likewise.
2904 (print_operand): Call mask_operand and mask64_operand with correct
2905 mode.
2906 (rs6000_output_function_epilogue): Pad traceback table to word.
2907 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
2908 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
2909 mask64_operand with correct mode.
2910 (FUNCTION_ARG_REGNO_P): Correct parentheses.
2912 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2914 PR debug/4461
2915 * varasm.c (get_pool_constant_mark): New.
2916 * rtl.h (get_pool_constant_mark): Add prototype.
2917 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
2918 be represented if it has not been output.
2920 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
2922 * combine.c (do_SUBST): Sanity check substitutions of
2923 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
2924 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
2925 CONST_INT into its operand.
2926 (known_cond): Likewise, for ZERO_EXTEND.
2927 * simplify-rtx.c (simplify_unary_operation): Fix condition to
2928 allow for simplification of wide modes. Reject CONST_INTs in
2929 ZERO_EXTEND when their actual mode is not given.
2931 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
2933 * c-decl.c (pushdecl): If no global declaration is found for an
2934 extern declaration in block scope, try a limbo one.
2936 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2938 PR c++/4401
2939 * c-common.c (pointer_int_sum): Moved from...
2940 * c-typeck.c (pointer_int_sum): ...here.
2941 * c-common.h (pointer_int_sum): Add prototype.
2943 2002-02-20 Jakub Jelinek <jakub@redhat.com>
2945 PR c++/5713
2946 * c-decl.c (duplicate_decls): Return 0 if issued error about
2947 redeclaration.
2949 2002-02-20 Roger Sayle <roger@eyesopen.com>
2950 Jakub Jelinek <jakub@redhat.com>
2952 PR c/4389
2953 * tree.c (host_integerp): Ensure that the constant integer is
2954 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
2955 when pos is zero or non-zero respectively. Clarify comment.
2956 * c-format.c (check_format_info_recurse): Fix host_integerp
2957 usage; the pos argument should be zero when assigning to a
2958 signed HOST_WIDE_INT.
2960 2002-02-20 Richard Henderson <rth@redhat.com>
2962 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
2963 of the operand, rather than assuming TImode.
2964 (ix86_expand_binop_builtin): Cope with commutative patterns
2965 using nonimmediate_operand for both operands.
2966 (ix86_expand_timode_binop_builtin): Likewise.
2967 (ix86_expand_store_builtin): Validate operand 1.
2968 (ix86_expand_unop1_builtin): Likewise.
2970 2002-02-20 Philip Blundell <philb@gnu.org>
2972 PR 5705
2973 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
2975 2002-02-20 Richard Henderson <rth@redhat.com>
2977 PR c/5615
2978 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
2980 2002-02-20 Tom Tromey <tromey@redhat.com>
2982 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2983 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2984 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2985 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
2986 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
2987 unconditionally.
2989 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
2991 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
2992 for (const_int 0) in X not just INTVAL.
2994 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
2996 * doc/extend.texi: Avoid or reduce overfull hboxes.
2998 2002-02-20 Diego Novillo <dnovillo@redhat.com>
3000 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
3001 operations if the field does not start at a mode boundary.
3003 2001-02-20 Joel Sherrill <joel@OARcorp.com>
3005 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
3006 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
3007 Also done for -Acpu and -Amachine.
3009 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
3011 * cppinit.c (init_dependency_output): Take deps output file
3012 from -o if none given with -MF. Suppress normal output.
3013 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
3014 * doc/cpp.texi, doc/invoke.texi: Update.
3016 2002-02-19 Zack Weinberg <zack@codesourcery.com>
3018 * toplev.c (output_quoted_string): Write unprintable
3019 characters with octal escapes.
3021 2002-02-19 David Edelsohn <edelsohn@gnu.org>
3023 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
3024 really_call_used[VRSAVE_REGNO] if not Altivec.
3026 2002-02-19 Alan Modra <amodra@bigpond.net.au>
3028 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
3029 MODE_MASK.
3030 (constant_pool_expr_1): Fix formatting.
3031 (rs6000_legitimize_reload_address): Likewise.
3033 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3035 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
3036 now that we have one.
3038 2002-02-19 Zack Weinberg <zack@codesourcery.com>
3040 * tree.h (struct tree_common): Remove aux. Add unused_0 at
3041 end of first block of bitfields (which was only seven bits);
3042 rename dummy to unused_1; remove comment which is no longer true.
3044 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
3046 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
3048 2002-02-19 Philip Blundell <pb@nexus.co.uk>
3050 PR 5399
3051 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
3052 if generating PIC.
3054 PR 5054
3055 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
3056 arm_is_longcall_p rather than inspecting call-type cookie
3057 directly.
3058 (call_value_insn) [TARGET_THUMB]: Likewise.
3060 2002-02-19 Graham Stott <grahams@redhat.com>
3062 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
3064 2002-02-19 David Edelsohn <edelsohn@gnu.org>
3066 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
3067 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
3068 (FP_SAVE_INLINE): Delete.
3070 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
3071 * config/rs6000/eabi.asm: Remove ABI save restore routines.
3072 * config/rs6000/t-ppccomm: Build crtsavres.o.
3073 * config/rs6000/crtsavres.asm: New file.
3075 2002-02-19 Philip Blundell <philb@gnu.org>
3077 * config/arm/arm.c (use_return_insn): Don't reject interrupt
3078 functions.
3079 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
3080 (output_return_instruction): Allow interrupt functions to return with
3081 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
3082 (arm_expand_prologue): Subtract 4 before stacking LR in an
3083 interrupt function.
3085 2002-02-19 Philip Blundell <pb@nexus.co.uk>
3087 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
3088 decl, not just FUNCTION_DECL.
3089 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
3090 (arm_assemble_integer): Likewise.
3091 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
3092 marked local.
3094 2002-02-19 matthew green <mrg@eterna.com.au>
3096 * config.gcc (sparc-*-netbsdelf*): Enable target.
3097 (sparc64-*-netbsd*): New target.
3098 * config/sparc/netbsd-elf.h: New file.
3099 * config/sparc/t-netbsd64: New file.
3101 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
3103 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
3105 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
3107 * doc/invoke.texi: explicitly list the style guidelines that
3108 -Weffc++ checks for.
3110 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
3112 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
3114 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
3116 PR other/5718
3117 * gcc.c (cpp_unique_options): Treat -o as indicating object file
3118 only if not -E. If -E, pass -o through to the preprocessor.
3120 2002-02-19 Kazu Hirata <kazu@hxi.com>
3122 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
3123 register number with an appropriate macro.
3125 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
3127 * doc/rtl.texi (Constants): Close @code tag.
3129 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
3131 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
3132 ("mmx_uavgv4hi3"): Same.
3133 ("pmulhrwv4hi3"): Same.
3135 * tree-inline.c (walk_tree): Handle vectors.
3137 * c-common.c (constant_expression_warning): Handle vectors.
3138 (overflow_warning): Same.
3140 * sched-deps.c (sched_analyze_2): Handle vectors.
3142 * rtlanal.c (rtx_unstable_p): Handle vectors.
3143 (rtx_varies_p): Same.
3144 (count_occurrences): Same.
3145 (regs_set_between_p): Same.
3146 (modified_between_p): Same.
3147 (modified_in_p): Same.
3148 (volatile_insn_p): Same.
3149 (volatile_refs_p): Same.
3150 (side_effects_p): Same.
3151 (may_trap_p): Same.
3152 (inequality_comparisons_p): Same.
3153 (replace_regs): Same.
3154 (computed_jump_p_1): Same.
3156 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
3157 argument.
3158 (inner_mode_array): New.
3159 (copy_rtx): Handle vectors.
3160 (copy_most_rtx): Same.
3161 (rtx_equal_p): Same.
3162 (get_mode_alignment): Adjust for vectors.
3164 * resource.c (mark_referenced_resources): Handle vectors.
3165 (mark_set_resources): Same.
3167 * reload1.c (eliminate_regs): Handle vectors.
3168 (elimination_effects): Same.
3169 (scan_paradoxical_subregs): Same.
3171 * reload.c (subst_reg_equivs): Handle vectors.
3173 * regrename.c (scan_rtx): Handle vectors.
3175 * regclass.c (reg_scan_mark_refs): Handle vectors.
3177 * recog.c (find_single_use_1): Handle vectors.
3179 * local-alloc.c (equiv_init_varies_p): Handle vectors.
3180 (contains_replace_regs): Same.
3181 (memref_referenced_p): Same.
3183 * integrate.c (copy_rtx_and_substitute): Handle vectors.
3184 (subst_constants): Same.
3186 * genattrtab.c (attr_copy_rtx): Handle vectors.
3187 (encode_units_mask): Same.
3188 (clear_struct_flag): Same.
3189 (count_sub_rtxs): Same.
3191 * gcse.c (want_to_gcse_p): Handle vectors.
3192 (oprs_unchanged_p): Same.
3193 (hash_expr_1): Same.
3194 (oprs_not_set_p): Same.
3195 (expr_killed_p): Same.
3196 (compute_transp): Same.
3197 (store_ops_ok): Same.
3199 * function.c (purge_addressof_1): Do not allow paradoxical subregs
3200 of vectors.
3201 (fixup_var_refs_1): Same.
3202 (instantiate_virtual_regs_1): Same.
3204 * fold-const.c (operand_equal_p): Handle vectors.
3205 (fold): Same.
3206 (rtl_expr_nonnegative_p): Same.
3208 * flow.c (mark_used_regs): Handle vectors.
3210 * df.c (df_uses_record): Handle vectors.
3212 * cselib.c (cselib_subst_to_values): Handle vectors.
3213 (cselib_mem_conflict_p): Same.
3214 (hash_rtx): Same.
3216 * cse.c (canon_reg): Handle vectors.
3217 (fold_rt): Same.
3218 (cse_process_notes): Same.
3219 (count_reg_usage): Same.
3220 (canon_hash): Same.
3222 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
3224 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
3226 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
3227 (gen_rtx): Handle CONST_VECTOR.
3228 (gen_const_vector_0): New.
3229 (copy_rtx_if_shared): CONST_VECTORs can be shared.
3230 (reset_used_flags): Same.
3231 (copy_insn_1): Same.
3232 (initializer_constant_valid_p): Handle VECTOR_CST.
3234 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
3236 * doc/rtl.texi (Constants): Document const_vector.
3237 (CONST0_RTX): Update for vectors.
3238 (RTL sharing): Same.
3240 * print-tree.c (print_node): Add case for VECTOR_CST.
3242 * tree.h (TREE_VECTOR_CST_ELTS): New.
3243 (struct tree_vector): New.
3244 (union tree_node): Add vector node.
3245 (build_vector): Add prototype.
3247 * tree.def (VECTOR_CST): New.
3249 * tree.c (build_vector): New.
3251 * expmed.c (make_tree): Handle CONST_VECTOR.
3253 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
3254 (CONST_VECTOR_ELT): New.
3255 (CONST_VECTOR_NUNITS): New.
3257 * machmode.h (GET_MODE_INNER): New.
3258 (DEF_MACHMODE): Accept 8th arg.
3260 * machmode.def: Add 8th argument for vector inner mode.
3261 Add inner vector modes for vectors.
3263 * rtl.def (VEC_CONST): Remove.
3264 (CONST_VECTOR): New.
3266 * expr.c (clear_storage): Allow vectors.
3267 (is_zeros_p): Handle VECTOR_CST.
3269 * varasm.c (output_constant_pool): Handle vectors.
3270 (rtx_const): Add veclo and vechi fields.
3271 (kind): Add RTX_VECTOR.
3272 (decode_rtx_const): Add case for vector.
3274 * config/rs6000/rs6000-protos.h: Add zero_constant.
3276 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
3277 constants. Force easy vector constants into memory.
3278 (easy_vector_constant): New.
3279 (emit_easy_vector_constant): New.
3280 (rs6000_legitimize_reload_address): Do not generate bad reloads on
3281 darwin.
3283 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
3284 instruction does.
3285 ("altivec_lvxl"): Same.
3286 (altivec_lvebx): Same.
3287 (altivec_lvehx): Same.
3288 (altivec_lvewx): Same.
3289 ("*movv4si_const0"): New.
3290 ("*movv4sf_const0"): New.
3291 ("*movv8hi_const0"): New.
3292 ("*movv16qi_const0"): New.
3294 2002-02-18 Kazu Hirata <kazu@hxi.com>
3296 * config/h8300/h8300.c (notice_update_cc): Use
3297 cc_status.value2.
3299 2002-02-18 Kazu Hirata <kazu@hxi.com>
3301 * config/h8300/h8300.md (divmod patterns): Change the
3302 constraints for operands[1] to register_operand.
3304 2002-02-18 Kazu Hirata <kazu@hxi.com>
3306 * config/h8300/h8300-protos.h: Remove the prototype for
3307 p_operand.
3308 * config/h8300/h8300.c (p_operand): Remove.
3309 * config/h8300/h8300.md: Replace p_operand with
3310 const_int_operand.
3312 2002-02-18 Philip Blundell <pb@nexus.co.uk>
3314 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
3315 comment.
3316 (output_return_instruction): Allow use of LDR to unstack
3317 return addresss even for interrupt handlers or when
3318 interworking. If compiling for ARMv5, use interworking-safe
3319 return instructions by default. Remove duplicated code and
3320 lengthy "strcat" sequences.
3322 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3324 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
3325 (LINK_EH_SPEC): Define.
3326 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
3328 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
3330 * config/s390/s390.c (s390_emit_prologue): Do not set the
3331 frame_related flag for call-clobbered registers.
3333 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
3335 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
3336 (construct_container): Fix handling of SSE operands.
3337 (ix86_expand_builtin): Fix handling of 64bit pointers.
3338 (mmx_maskmovq_rex): New pattern.
3340 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
3342 * regrename.c (kill_set_value): Handle subregs properly.
3344 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
3346 * objc/objc-act.c (handle_impent): Remove leading '*'
3347 from objc_class_name.
3349 2002-02-17 Richard Henderson <rth@redhat.com>
3351 * config/alpha/alpha.c (some_small_symbolic_operand,
3352 some_small_symbolic_operand_1, split_small_symbolic_operand,
3353 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
3354 Handle small SYMBOL_REFs anywhere, not just inside memories.
3355 * config/alpha/alpha-protos.h: Update.
3356 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3357 * config/alpha/alpha.md (small symbolic operand splitter): Update.
3359 2002-02-17 Roland McGrath <roland@frob.com>
3361 * config.gcc (powerpc-*-gnu-gnualtivec*,
3362 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
3363 * config/rs6000/gnu.h: New file.
3364 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
3365 Grok "gnu" in rs6000_abi_name.
3366 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
3367 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
3368 Grok -mcall-gnu analogous to -mcall-linux et al.
3369 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
3370 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
3371 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
3373 2002-02-17 Jakub Jelinek <jakub@redhat.com>
3375 PR c/3444:
3376 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
3377 shortening.
3379 2002-02-17 Philipp Thomas <pthomas@suse.de>
3381 * config/cris/cris.h: Undefine STARTFILE_SPEC and
3382 ENDFILE_SPEC before (re)defining them.
3384 2002-02-17 Kazu Hirata <kazu@hxi.com>
3386 * config/h8300/h8300.c: Fix formatting.
3387 * config/h8300/h8300.h: Likewise.
3389 2002-02-17 Philipp Thomas <pthomas@suse.de>
3391 * doc/tm.texi: Explain why empty strings should not be
3392 marked for translation.
3394 2002-02-17 Philipp Thomas <pthomas@suse.de>
3396 * final.c (output_operand_lossage): Changed to accept
3397 printf style arguments. Change calls where necessary.
3398 * output.h (output_operand_lossage): Change declaration
3399 accordingly. Update copyright.
3400 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
3401 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
3402 Update copyright date where necessary.
3404 * config/i386/i386.c (print_operand): Likewise. Remove use of
3405 sprintf.
3407 * config/cris/cris.c (cris_operand_lossage): Likewise.
3408 Rename parameter so that exgettext recognizes it as
3409 translatable message.
3410 (LOSE_AND_RETURN): Rename parameter to msgid.
3412 2002-02-17 Kazu Hirata <kazu@hxi.com>
3414 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
3415 hard coded register number with an appropriate macro.
3416 (HARD_REGNO_MODE_OK): Likewise.
3417 (ARG_POINTER_REGNUM): Likewise.
3418 (STATIC_CHAIN_REGNUM): Likewise.
3419 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3420 * config/h8300/h8300.md (define_constants): Define more
3421 register numbers.
3423 2002-02-17 Philipp Thomas <pthomas@suse.de>
3425 * config/i386/i386.h: Don't mark empty strings for translation.
3427 2002-02-16 H.J. Lu <hjl@gnu.org>
3429 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
3431 2002-02-16 Zack Weinberg <zack@codesourcery.com>
3433 * cppinit.c (merge_include_chains): Check for brack being
3434 NULL before attempting to merge it with qtail.
3436 2002-02-16 Andrew Cagney <ac131313@redhat.com>
3438 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
3439 DBX_DEBUG.
3441 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3443 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
3445 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
3447 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
3448 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
3449 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
3451 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3453 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
3454 now only if !TARGET_FIX.
3455 (*movsi_nt_vms_fix): New pattern.
3457 2002-02-16 Douglas B Rupp <rupp@gnat.com>
3459 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
3460 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
3461 (alpha_sa_mask, alpha_sa_size): Reflect above change.
3462 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
3463 (alpha_start_function, alpha_expand_epilogue): Likewise.
3464 (unicosmk_gen_dsib): Likewise.
3466 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3468 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
3470 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
3472 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
3473 check_and_change_labels, s390_final_chunkify): Delete.
3474 (s390_split_branches, s390_chunkify_pool): New functions.
3475 (s390_function_prologue): Call them.
3477 * config/s390/s390.h (S390_REL_MAX): Delete.
3478 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
3480 * config/s390/s390.md (cjump, icjump, jump): Fix length
3481 attribute calculation.
3484 2002-02-15 David Edelsohn <edelsohn@gnu.org>
3486 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
3487 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
3489 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
3491 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
3492 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
3493 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
3495 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3497 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
3499 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
3501 * reload.c (find_dummy_reload): Check that an output register
3502 is valid for its mode.
3504 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
3506 * combine.c (known_cond): After replacing the REG of a SUBREG, try
3507 to simplify it.
3509 * function.c (assign_parms): Demote promoted argument passed by
3510 transparent reference.
3512 2001-02-14 Joel Sherrill <joel@OARcorp.com>
3514 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
3515 -Acpu() and -Amachine() to eliminate warnings.
3517 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3519 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
3521 2002-02-14 Kazu Hirata <kazu@hxi.com>
3523 * config/h8300/h8300-protos.h: Update the prototype for
3524 const_costs.
3525 * config/h8300/h8300.c (const_costs): Treat SET as a little
3526 more expensive operation.
3527 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
3528 reference to const_costs.
3530 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
3532 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
3534 2002-02-14 Jakub Jelinek <jakub@redhat.com>
3536 PR c/5503:
3537 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
3538 use arguments from newtype.
3540 2002-02-13 Eric Christopher <echristo@redhat.com>
3542 * config/mips/mips.c (override_options): Add check for march/mipsX
3543 on the same command line. Fix error message in cpu processing.
3544 Remove architecture and ISA checks.
3546 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3548 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
3550 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
3552 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
3554 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
3555 alternatives.
3556 ("*movv8hi_internal1"): Same.
3557 ("*movv16qi_internal1"): Same.
3558 ("*movv4sf_internal1"): Same.
3560 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
3561 not push_reload for altivec modes.
3563 2002-02-13 Joel Sherrill <joel@OARcorp.com>
3565 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
3566 all RTEMS targets including removal of #includes from config/*/rtems*.h
3567 file and adding them to tm_file setting. Added xm_defines=POSIX to
3568 many targets.
3569 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
3570 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
3571 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
3572 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
3573 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
3574 config/m68k/rtemself.h: Ditto.
3575 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
3576 config/mips/rtems64.h: Ditto.
3577 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
3578 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
3579 Ditto.
3580 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
3581 config/sparc/rtemself.h: Ditto.
3582 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
3583 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
3584 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
3585 more like arm-elf.
3586 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
3587 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
3588 target made more similar to i386-elf.
3589 * config/i386/t-rtems-i386: Added soft float support and multilibs.
3590 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
3591 be similar to config/m68k/t-m68kelf.
3592 * gthr-rtems.h: Encapsulate with extern "C" for C++.
3594 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
3596 * regmove.c (kill_value): Handle subregs.
3598 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
3600 * i386.md (mul patterns): Allow memory operand to be first;
3601 add expanders where needed; fix constraints.
3602 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
3603 Allow memory operand to be the first.
3605 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
3606 operands.
3608 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3610 PR c/5681:
3611 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
3612 GET_MODE (x).
3614 2002-02-13 Jakub Jelinek <jakub@redhat.com>
3616 PR optimization/5547:
3617 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
3618 all valid IA-32 address modes involving non-scaled %ebx and
3619 GOT/GOTOFF as displacement.
3621 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
3623 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
3624 after emitting ltorg insns.
3626 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
3627 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
3628 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
3629 *abssf2): Fix "op_type" attribute.
3631 2002-02-13 Douglas B Rupp <rupp@gnat.com>
3633 * mkconfig.sh: Avoid using a subshell redirect.
3634 ($output.T): Change to $(output)T.
3635 (ENABLE_NLS): Remove unneeded undef.
3637 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
3638 * config/alpha/x-vms (libsubdir): Define.
3640 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
3641 register frame procedures. Optimize retrieving context.
3643 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
3644 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
3645 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
3647 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3649 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
3650 Make same change as for find_base_value.
3652 2002-02-13 Kazu Hirata <kazu@hxi.com>
3654 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
3655 of QImode and SImode.
3657 2002-02-13 Kazu Hirata <kazu@hxi.com>
3659 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
3660 length computation of movsi.
3661 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
3663 2002-02-13 Kazu Hirata <kazu@hxi.com>
3665 * config/h8300/h8300.md (subqi3): Tighten the predicate for
3666 operands[2] to register_operand.
3668 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
3670 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
3672 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
3674 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
3675 for altivec_lvx* and altivec_stvx*.
3676 ("*movv4si_internal"): Add constraint for loading from GPRs.
3677 ("*movv8hi_internal1"): Same.
3678 ("*movv16qi_internal1"): Same.
3679 ("*movv4sf_internal1"): Same.
3681 * config/rs6000/rs6000.c (altivec_register_operand): New.
3683 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
3684 altivec_register_operand.
3686 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
3688 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
3689 handle SYMBOL_REF.
3691 2002-02-13 Stan Shebs <shebs@apple.com>
3693 * c-typeck.c (digest_init): Handle vectors.
3694 (really_start_incremental_init): Same.
3695 (pop_init_level): Same.
3696 (process_init_element): Same.
3698 * varasm.c (output_constant): Same.
3700 * expr.c (clear_storage): Same.
3701 (store_constructor): Same.
3703 2002-02-12 Eric Christopher <echristo@redhat.com>
3705 * explow.c (hard_function_value): Add comment explaining
3706 signed/unsigned comparison.
3708 2002-02-12 Jakub Jelinek <jakub@redhat.com>
3710 * jump.c (never_reached_warning): Add finish argument.
3711 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
3712 real insn after end.
3713 * rtl.h (never_reached_warning): Adjust prototype.
3714 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
3715 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
3716 never_reached_warning.
3718 2002-02-12 Graham Stott <grahams@redhat.com>
3720 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
3722 2002-02-12 Kazu Hirata <kazu@hxi.com>
3724 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
3725 logical shifts on H8/300.
3726 (shift_alg_si): Improve several shifts on H8/300.
3727 (get_shift_alg): Likewise.
3729 2002-02-12 Graham Stott <grahams@redhat.com>
3731 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
3733 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3735 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
3736 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
3738 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
3740 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
3741 non-CONST_INT through default_assemble_integer.
3742 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
3743 <case 8>: Abort for CONST_DOUBLE.
3745 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3747 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
3748 is specified.
3749 * config/pa/pa-linux.h (LIB_SPEC): Delete.
3750 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
3752 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
3754 * config/stormy16/stormy16.md (zero_extendqihi2): New.
3756 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
3758 * regrename.c (regrename_optimize): Don't accept a
3759 part-clobbered register if the replaced register is not part
3760 clobbered.
3762 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
3763 take padding into account when computing the argument value.
3765 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
3767 * combine.c (try_combine): Apply substitutions in
3768 CALL_INSN_FUNCTION_USAGE too.
3770 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
3772 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
3773 __builtin_altivec_abs*.
3774 (bdesc_abs): New.
3776 * config/rs6000/rs6000.h (rs6000_builtins): Add
3777 ALTIVEC_BUILTIN_ABS*.
3779 * config/rs6000/altivec.h: Use const char for builtins expecting
3780 literals.
3781 (vec_abs): New versions for C and C++.
3782 (vec_abss): Same.
3784 2002-02-10 Kazu Hirata <kazu@hxi.com>
3786 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
3787 using Pmode.
3789 2002-02-10 Kazu Hirata <kazu@hxi.com>
3791 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
3792 constant definition from h8300.md.
3793 (FRAME_POINTER_REGNUM): Likewise.
3794 * config/h8300/h8300.md (define_constants): Add FP_REG.
3796 2002-02-10 Kazu Hirata <kazu@hxi.com>
3798 * config/h8300/h8300.c (print_operand): Remove redundant code.
3800 2002-02-10 Kazu Hirata <kazu@hxi.com>
3802 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
3803 * config/h8300/h8300.c (byte_reg): Make it static.
3805 2002-02-10 Richard Henderson <rth@redhat.com>
3807 PR c/5623
3808 * c-typeck.c (incomplete_type_error): Handle flexible array members.
3810 2002-02-10 Richard Henderson <rth@redhat.com>
3812 PR c++/5624
3813 * tree.c (append_random_chars): Don't abort if main_input_filename
3814 does not exist.
3816 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
3818 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
3820 2002-02-10 Kazu Hirata <kazu@hxi.com>
3822 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
3823 (pushhi1): Likewise.
3825 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
3827 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
3828 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
3830 2002-02-09 David O'Brien <obrien@FreeBSD.org>
3832 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
3833 remove MASK_VIS.
3834 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
3836 2002-02-09 Kazu Hirata <kazu@hxi.com>
3838 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
3839 a half of an SImode register on H8/300.
3841 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
3843 * i386.md (movdi_2): Add missing '!'.
3845 2002-02-09 Kazu Hirata <kazu@hxi.com>
3847 * config/h8300/h8300.h: Fix formatting. Remove commented-out
3848 definitions.
3850 2002-02-09 Kazu Hirata <kazu@hxi.com>
3852 * config/h8300/h8300.md (length): Correct the distance valid
3853 for the short branch.
3855 2002-02-09 Kazu Hirata <kazu@hxi.com>
3857 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
3859 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
3861 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
3862 registers in SImode.
3863 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
3864 part-clobbered.
3866 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
3867 patch.
3869 Contribute sh64-elf.
3870 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
3871 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
3872 (sh_cannot_modify_jumps_p): New function.
3873 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
3874 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
3875 (sh_ms_bitfield_layout_p): New function.
3876 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
3877 Zack Weinberg <zack@codesourcery.com>
3878 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
3879 expand_simple_binop instead of expand_binop.
3880 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
3881 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
3882 use of .quad and .uaquad.
3883 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
3884 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
3885 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3886 * config/sh/sh.md (movdi_const, movdi_const_32bit,
3887 movdi_const_16bit): Make sure all CONSTs have modes.
3888 (sym2PIC): Ditto, but by adjusting all callers.
3889 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
3890 if the prologue calls the SHmedia argument decoder or register
3891 saver.
3892 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
3893 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
3894 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3895 (sh_expand_epilogue): Don't emit USE of return target register.
3896 (prepare_move_operands): Legitimize DImode PIC addresses.
3897 (sh_media_register_for_return): Skip tr0, used to initialize the
3898 PIC register.
3899 (sh_expand_prologue): Remove explicit USE of return register.
3900 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
3901 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
3902 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
3903 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
3904 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
3905 EXTRA_CONSTRAINT_T.
3906 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
3907 (MOVI_SHORI_BASE_OPERAND_P): New.
3908 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
3909 (EXTRA_CONSTRAINT_T): Define in terms of them.
3910 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
3911 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
3912 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
3913 alternatives supporting TARGET_REGS.
3914 (UNSPEC_GOTPLT): New constant.
3915 (movdi split): Move incrementing of LABEL_NUSES...
3916 (movdi_const, movdi_const_32bit): Here. Use
3917 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
3918 (movdi_const_16bit): New.
3919 (call, call_value) [flag_pic]: Use GOTPLT.
3920 (call_pop, call_value_pop): New expands.
3921 (call_pop_compact, call_pop_rettramp): New insns.
3922 (call_value_pop_compact, call_value_pop_rettramp): New insns.
3923 (sibcall) [flag_pic]: Use GOT.
3924 (builtint_setjmp_receiver): Remove bogus, unused expand.
3925 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
3926 (*pt, *ptb, ptrel): New insns.
3927 (sym2GOT): Handle DImode GOT.
3928 (sym2GOTPLT, symGOTPLT2reg): New expands.
3929 (sym2PIC): New expand.
3930 (shcompact_return_tramp): Use GOTPLT to return trampoline.
3931 (shcompact_return_tramp_i): Use return register explicitly.
3932 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
3933 disable flag_reorder_blocks.
3934 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
3935 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
3936 clobbers, for clarity.
3937 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
3938 restoring of r0 in macl as MAYBE_DEAD.
3939 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
3940 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
3941 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
3942 alter_subreg all over.
3943 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
3944 reload, instead of emitting instructions that would require
3945 reloading.
3946 (casesi_load_media): Add missing modes.
3947 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
3948 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
3949 as used if the argument decoder is called.
3950 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3951 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
3952 Pmode, then extend it to DImode if necessary.
3953 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
3954 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
3955 constants in FPU-enabled SHmedia, let them be loaded from memory.
3956 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3957 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
3958 Adjust whitespace in assembly output templates.
3959 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
3960 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
3961 mode of if_then_else.
3962 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
3963 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
3964 sh.h.
3965 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
3966 Joern Rennecke <amylaar@redhat.com>
3967 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
3968 (SUBTARGET_CPP_PTR_SPEC): New.
3969 (SUBTARGET_CPP_SPEC): Remove.
3970 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
3971 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
3972 Fix typo in previous checkin.
3973 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
3974 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
3975 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
3976 Alexandre Oliva <aoliva@redhat.com>
3977 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
3978 what single FP register can hold for SHmedia target.
3979 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
3980 Alexandre Oliva <aoliva@redhat.com>
3981 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
3982 Do not split into SUBREG.
3983 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
3984 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
3985 and added new functions as specified in SH5 ABI r9.
3986 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
3987 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
3988 8-byte boundary.
3989 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
3990 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
3991 gen_consttable_4 and gen_consttable_8. Emit multiple labels
3992 and consttable_window_ends.
3993 2001-06-03 Graham Stott <grahams@redhat,com>
3994 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
3995 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
3996 * config/sh/sh.c (print_operand): Handle floating-point pair,
3997 vector and matrix registers.
3998 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
3999 vector modes into account.
4000 * config/sh/sh.md (movv2sf): Split move between registers into
4001 movdf.
4002 (movv4sf, movv16sf): Introduce insns that get split only after
4003 reload.
4004 * config/sh/shmedia.h: Fix Copyright dates.
4005 * config/sh/ushmedia.h: Likewise. Move loop counter
4006 declarations into conditionals that uses them.
4007 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
4008 loop boundary.
4009 * config/sh/sshmedia.h: Fix Copyright dates.
4010 (sh_media_PUTCFG): Fix constraints.
4011 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
4012 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
4013 ptrmemfunc_vbit_in_delta for SH5.
4014 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
4015 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
4016 * invoke.texi: Likewise.
4017 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4018 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
4019 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
4020 GCC_pop_shmedia_regs_nofpu): New global symbols.
4021 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
4022 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
4023 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
4024 compact function with nonlocal labels.
4025 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
4026 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
4027 (initial_elimination_offset): Account for their stack space.
4028 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
4029 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
4030 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
4031 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
4032 least one of the operands to be a register.
4033 (movv2sf): Likewise. Renamed to movv2sf_i.
4034 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
4035 prepare_move_operands() before emitting SHmedia insns.
4036 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
4037 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
4038 Don't save nor initialize r12. Don't mis-align the stack.
4039 Pad the code with a nop.
4040 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
4041 stack.
4042 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
4043 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
4044 [__SHMEDIA__]: Implement.
4045 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
4046 * config/sh/sh.md: Set latency of `pt' closer to reality.
4047 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
4048 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
4049 Set move, load and store type attributes.
4050 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
4051 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
4052 profiling.
4053 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
4054 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
4055 * config/sh/sh.c (sh_media_register_for_return): New function.
4056 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
4057 branch-target register.
4058 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
4059 * config/sh/sh.md (return_media_i): Use any call-clobbered
4060 branch-target register.
4061 (return_media): If r18 wasn't copied in the prologue, copy it
4062 here.
4063 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
4064 Clear class FP0_REGS.
4065 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
4066 from elf.h.
4067 2001-03-08 DJ Delorie <dj@redhat.com>
4068 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
4069 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
4070 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
4071 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
4072 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
4073 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
4074 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
4075 return value correctly for call_cookie.
4076 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
4077 * config/sh/crt1.asm (start): Modified so as to call
4078 ___setup_argv_and_call_main.
4079 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
4080 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
4081 SHmedia mode.
4082 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
4083 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
4084 (STRIP_NAME_ENCODING): Use it.
4085 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
4086 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
4087 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
4088 prepare_scc_operands().
4089 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
4090 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
4091 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
4092 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
4093 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
4094 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
4095 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
4096 used in shcompact_incoming_args.
4097 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
4098 change.
4099 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
4100 mode.
4101 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
4102 Adjust accordingly.
4103 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
4104 Simplify. Adjust. Add sanity check.
4105 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
4106 FPU_SINGLE_BIT.
4107 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
4108 TARGET_SHCOMPACT.
4109 (udivsi3, divsi3): Use them.
4110 (force_mode_for_call): New insn.
4111 (call, call_value, sibcall_value): Emit it before SHcompact
4112 calls.
4113 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
4114 * config/sh/sh.md (call, call_value, sibcall): Make sure the
4115 call cookie is non-NULL before taking its value.
4116 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
4117 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
4118 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
4119 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
4120 block.
4121 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
4122 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
4123 temporary for stack adjusts. Use MACL and MACH to pass
4124 arguments to shcompact_incoming_args.
4125 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
4126 clobber r1.
4127 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
4128 (nested_trampoline): Load static chain address into r1.
4129 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
4130 2001-01-07 Alexandre Oliva <aoliva@redhat.com
4131 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
4132 fp_arith_reg_operand().
4133 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
4134 * config/sh/sh.md (casesi): Sign-extend the first two operands,
4135 and use signed compares for them.
4136 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
4137 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
4138 ones properly aligned.
4139 (find_barrier): Account for extra alignment needed for 8-byte wide
4140 constants.
4141 (machine_dependent_reorg): Require a label for the second 4-byte
4142 constant after an 8-byte one.
4143 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
4144 change.
4145 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
4146 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
4147 last_float when switching float modes.
4148 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
4149 auto-increment for general-purpose registers.
4150 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
4151 result.
4152 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
4153 for stack adjust.
4154 * config/sh/sh.c (sh_builtin_saveregs): Support using all
4155 registers for varargs.
4156 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
4157 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
4158 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
4159 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
4160 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
4161 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
4162 call_cookie accordingly.
4163 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
4164 (SHCOMPACT_BYREF): Likewise.
4165 (SHCOMPACT_FORCE_ON_STACK): New macro.
4166 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
4167 (sh_builtin_saveregs): Likewise.
4168 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4169 shcompact_incoming_args): Use new shift values. Support
4170 sequences of consecutive and non-consecutive pushes/pops.
4171 * config/sh/sh.md (return): Don't explicitly use PR_REG.
4172 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
4173 * config/sh/sh.h (TEXT_SECTION): Define.
4174 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
4175 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
4176 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
4177 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
4178 return values on FPU-enabled SHmedia.
4179 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
4180 FPU-enabled SHmedia.
4181 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
4182 value is returned in a non-FP reg and is not returned by
4183 reference.
4184 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
4185 jump_ind.
4186 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
4187 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
4188 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
4189 quad-aligned to be passed by callee-copy reference.
4190 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
4191 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
4192 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
4193 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
4194 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
4195 copying low-numbered FP regs to r7 and r8.
4196 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
4197 FP regs to general-purpose regs only if the copy was passed on the
4198 stack.
4199 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
4200 copying FP reg to r9.
4201 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
4202 copy FP regs to general-purpose regs only in outgoing calls.
4203 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
4204 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
4205 HOST_WIDE_INT.
4206 * config/sh/sh.h (struct sh_args): Document all fields.
4207 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
4208 passed partially on the stack should not consider making
4209 sibcalls.
4210 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
4211 stack_regs only for incoming calls. When passing FP args,
4212 make sure there are FP regs available before modifying
4213 call_cookie.
4214 (SHCOMPACT_BYREF): Pass double args in general-purpose
4215 registers by reference.
4216 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
4217 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
4218 attempt to generate sibcalls if the caller got any arguments
4219 by reference.
4220 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
4221 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
4222 to 8-byte boundaries.
4223 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
4224 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
4225 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
4226 stored in the stack.
4227 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
4228 for the offsets to have the ISA bit set.
4229 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
4230 invocation. Use beq instead of bgt to mark end of sequence of
4231 loads.
4232 (shcompact_incoming_args): Fix store of r2. Use beq instead of
4233 bgt to mark end of sequence of stores.
4234 * config/sh/sh.c (arith_operand): Don't check whether
4235 CONST_OK_FOR_J for now.
4236 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
4237 instead of long for conversion.
4238 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
4239 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
4240 before passing it to fprintf.
4241 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
4242 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
4243 Call set_fpscr before reading/writing SR.
4244 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
4245 Call set_fpscr.
4246 * config/sh/lib1funcs.asm: Add `.align 2' directives before
4247 SHmedia code.
4248 (FMOVD_WORKS): Define on SH5 with FPU.
4249 (set_fpscr): Define on SH5. Remove separate _fpscr_values
4250 setting.
4251 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
4252 _fpscr_values.
4253 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
4254 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
4255 address.
4256 (ia_main_table): Ditto.
4257 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
4258 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
4259 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
4260 the definitions from sh.h.
4261 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
4262 TARGET_SH5.
4263 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
4264 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
4265 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
4266 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
4267 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
4268 Increment LABEL_NUSES.
4270 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
4271 TARGET_SH5.
4272 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
4273 defined.
4274 * config/sh/elf.h (SIZE_TYPE): Likewise.
4275 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
4276 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4277 shcompact_incoming_args): Load switch table addresses using
4278 datalabel.
4279 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
4280 (NO_BUILTIN_SIZE_TYPE): Define.
4281 (SIZE_TYPE): Don't define.
4282 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
4283 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
4284 definition of __SH5__=32 for -m5-compact-nofpu.
4285 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
4286 ADDR_DIFF_VEC.
4287 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
4288 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
4289 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
4290 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
4291 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
4292 (INSN_LENGTH_ALIGNMENT): Likewise.
4293 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4294 * config/sh/sh.md (call, call_value, sibcall): Simplify
4295 copying of non-branch-target register.
4296 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4297 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
4298 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
4299 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
4300 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
4301 floating-point values as structs.
4302 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
4303 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
4304 general-purpose register.
4305 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
4306 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
4307 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
4308 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
4309 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
4310 (ENCODE_SECTION_INFO): Enclose variables and constants in
4311 DATALABEL unspecs.
4312 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
4313 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
4314 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
4315 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
4316 only for LABEL_REFs. For SYMBOL_REFs, prepend
4317 SH_DATALABEL_ENCODING to the symbol name.
4318 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
4319 convert_mode().
4320 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
4321 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
4322 UNSPEC_DATALABEL.
4323 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
4324 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
4325 (DATALABEL_REF_P): Don't require CONST.
4326 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
4327 REL label.
4328 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
4329 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
4330 right.
4331 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
4332 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
4333 Use shallow_copy_rtx and PUT_MODE to change the mode of
4334 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
4335 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
4336 on SHmedia using GENERAL_REGs.
4337 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
4338 bltu_media_i): Fix reversion of conditions.
4339 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
4340 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
4341 * config/sh/sh.c (output_far_jump): Save r13 in macl.
4342 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
4343 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
4344 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
4345 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
4346 (GCC_nested_trampoline): Likewise.
4347 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
4348 * config/sh/sh.c (gen_datalabel_ref): Define.
4349 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
4350 (INITIALIZE_TRAMPOLINE): Likewise.
4351 (TRAMPOLINE_ADJUST_ADDRESS): Define.
4352 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
4353 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
4354 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
4355 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
4356 (ic_invalidate): Adjust for SH5.
4357 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
4358 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
4359 _nested_trampoline.
4360 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
4361 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
4362 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
4363 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
4364 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
4365 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
4366 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
4367 * config/sh/sh.c (target_reg_operand): Match only target-branch
4368 registers and pseudos that aren't virtual registers.
4369 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
4370 Copy operands that don't match target_reg_operand to pseudos.
4371 (call_media, call_value_media, sibcall_media): Use
4372 target_reg_operand instead of target_operand.
4373 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
4374 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
4375 * config/sh/sh.c (target_reg_operand): Match hardware registers
4376 other than branch-target registers.
4377 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
4378 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
4379 (fpscr_values) [SH5 == 32]: Define.
4380 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
4381 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
4382 Handle function addresses coming in SUBREGs.
4383 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
4384 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
4385 shcompact_return_trampoline): Use datalabel where appropriate.
4386 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
4387 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
4388 general-purpose register to copy one branch-target register to
4389 another.
4390 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
4391 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
4392 SYMBOL_REFs with VOIDmode.
4393 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
4394 bltu_media_i): New insns.
4395 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
4396 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
4397 (INIT_CUMULATIVE_ARGS): Likewise.
4398 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
4399 * machmode.def (V16SFmode): New mode.
4400 * c-common.c (type_for_mode): Support V2SF and V16SF.
4401 * tree.c (build_common_tree_nodes_2): Likewise.
4402 * tree.h (tree_index): Likewise.
4403 * calls.c (emit_call_1): Take args_so_far. Adjust all
4404 callers. Introduce CALL_POPS_ARGS.
4405 * tm.texi (CALL_POPS_ARGS): Document.
4406 * config/sh/crt1.asm: Implement in SHmedia mode.
4407 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
4408 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
4409 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
4410 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
4411 Implement divsi and udivsi in SHmedia mode. Introduce
4412 SHcompact trampolines.
4413 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
4414 only in SHmedia64.
4415 (regno_reg_class): Rewrite.
4416 (fp_reg_names): Remove.
4417 (sh_register_names, sh_additional_register_names): New.
4418 (print_operand): Added `u'. Support SUBREGs in addresses.
4419 Add parentheses around shifted CONSTs.
4420 (output_file_start): Output .mode and .abi directives.
4421 (shiftcosts, addsubcosts, multcosts): Adjust.
4422 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
4423 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
4424 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
4425 bytes, not registers. Take into account the need for the
4426 SHcompact incoming args trampoline. Adjust all callers.
4427 (sh_expand_prologue): Take stack_regs into account. Call
4428 incoming args trampoline. Keep stack aligned as per SH5 ABI.
4429 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
4430 stack aligned as per SH5 ABI.
4431 (sh_builtin_saveregs): Support SH5 ABI.
4432 (sh_build_va_list, sh_va_start): Likewise.
4433 (initial_elimination_offset): Take alignment into account.
4434 Compute location of PR according to the SH5 stack frame.
4435 (arith_reg_operand): Reject branch-target registers.
4436 (shmedia_6bit_operand): New.
4437 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
4438 (target_reg_operand): Match DImode only. Accept SUBREGs.
4439 (target_operand): New.
4440 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
4441 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
4442 SIBCALL_REGS for SHmedia.
4443 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
4444 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
4445 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
4446 (TARGET_SWITCHES): New SH5 flags.
4447 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
4448 VALID_REGISTER_P to disable unsupported registers.
4449 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
4450 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
4451 (FUNCTION_ARG_PADDING): Define.
4452 (FASTEST_ALIGNMENT): Adjust.
4453 (SH_REGISTER_NAMES_INITIALIZER): New.
4454 (sh_register_names): Declare.
4455 (DEBUG_REGISTER_NAMES): Define.
4456 (REGISTER_NAMES): Define based on sh_register_names.
4457 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
4458 (sh_additional_register_names): Declare.
4459 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
4460 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
4461 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
4462 (REGISTER_NATURAL_MODE): Define.
4463 (FIRST_PSEUDO_REGISTER): Adjust.
4464 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
4465 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
4466 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
4467 (VECTOR_MODE_SUPPORTED_P): Define.
4468 (REG_CLASS_CONTENTS): Adjust.
4469 (SMALL_REGISTER_CLASSES): Adjust.
4470 (REG_ALLOC_ORDER): Adjust.
4471 (INDEX_REG_CLASS): Adjust.
4472 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
4473 (CONST_OK_FOR_LETTER_P): Adjust.
4474 (PREFERRED_RELOAD_CLASS): Adjust.
4475 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
4476 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
4477 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
4478 (FIRST_FP_PARM_REG): Adjust.
4479 (CALL_POPS_ARGS): Define.
4480 (FUNCTION_ARG_REGNO_P): Adjust.
4481 (struct sh_args): New fields.
4482 (GET_SH_ARG_CLASS): Adjust.
4483 (INIT_CUMULATIVE_ARGS): Adjust.
4484 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
4485 (FUNCTION_ARG_ADVANCE): Adjust.
4486 (FUNCTION_ARG): Adjust.
4487 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
4488 (FUNCTION_ARG_CALLEE_COPIES): Define.
4489 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
4490 (STRICT_ARGUMENT_NAMING): Define.
4491 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
4492 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
4493 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
4494 (SETUP_INCOMING_VARARGS): Adjust.
4495 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
4496 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
4497 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
4498 (SUBREG_OK_FOR_INDEX_P): Adjust.
4499 (EXTRA_CONSTRAINT_S): Update.
4500 (EXTRA_CONSTRAINT_T): New.
4501 (EXTRA_CONSTRAINT): Adjust.
4502 (GO_IF_LEGITIMATE_INDEX): Adjust.
4503 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
4504 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
4505 (MOVE_MAX): Adjust.
4506 (MAX_MOVE_MAX): Define.
4507 (Pmode): Adjust.
4508 (CONST_COSTS): Adjust.
4509 (REGISTER_MOVE_COST): Adjust.
4510 (BRANCH_COST): Adjust.
4511 (TEXT_SECTION_ASM_OP): Adjust.
4512 (DBX_REGISTER_NUMBER): Adjust.
4513 (ASM_OUTPUT_DOUBLE_INT): New.
4514 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4515 (PREDICATE_CODES): Adjust.
4516 (PROMOTE_MODE): Adjust.
4517 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
4518 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
4519 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
4520 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
4521 (DR0_REG, DR2_REG, DR4_REG): Renumber.
4522 (TR0_REG, TR1_REG, TR2_REG): New.
4523 (XD0_REG): Renumber.
4524 (UNSPEC_COMPACT_ARGS): New.
4525 (type): Added pt and ptabs.
4526 (length): Default to 4 on SHmedia. Default pt length to 12
4527 and 20 on SHmedia32 and SHmedia64, respectively.
4528 (pt): New function unit.
4529 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
4530 Add whitespace between operands of SHmedia instructions.
4531 (movdicc): Fix.
4532 (adddi3_media, addsi3_media): Adjust constraints.
4533 (subsi3) [SHmedia]: Force operand 1 into a register.
4534 (udivsi3_i1_media, udivsi3_i4_media): New.
4535 (udivsi3): Support SHmedia.
4536 (divsi3_i1_media, divsi3_i4_media): New.
4537 (divsi3): Support SHmedia.
4538 (anddi3, iordi3, xordi3): Adjust constraints.
4539 (zero_extendhidi2, zero_extendqidi2): New.
4540 (extendsidi2, extendhidi2, extendqidi2): New.
4541 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
4542 (pop_e, pop_fpul, pop_4): Likewise.
4543 (movsi_media): Support FP and BT registers.
4544 (movsi_media_nofpu): New. Adjust splits to DImode.
4545 (lduw, ldub): Renamed to zero_extend* above.
4546 (movqi_media): Fix typo.
4547 (movdi_media): Support FP and BT registers.
4548 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
4549 (movdi_const_32bit): New.
4550 (shori_media): Require immediate operand. Use `u' for output.
4551 (movdf_media, movsf_media): Simplified.
4552 (movdf_media_nofpu, movsf_media_nofpu): New.
4553 (movdf, movsf): Adjust
4554 (movv2sf, movv2sf, movv16sf): New.
4555 (beq_media, beq_media_i): Adjust constraints. Don't use
4556 scratch BT register.
4557 (bne_media, bne_media_i): Likewise.
4558 (bgt_media, bgt_media_i): Likewise.
4559 (bge_media, bge_media_i): Likewise.
4560 (bgtu_media, bgtu_media_i): Likewise.
4561 (bgeu_media, bgeu_media_i): Likewise.
4562 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
4563 bunordered): Emit jump insn. Force operands to registers when
4564 needed.
4565 (jump_media, jump): Simplify.
4566 (call_compact, call_compact_rettramp): New.
4567 (call_value_compact, call_value_compact_rettramp): New.
4568 (call_media, call_value_media): Simplify.
4569 (sibcall_compact, sibcall_media): New.
4570 (call, call_value): Adjust for SHmedia and SHcompact.
4571 (sibcall, sibcall_value, untyped_call): Likewise.
4572 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
4573 (indirect_jump): Adjust for SHmedia.
4574 (casesi_jump_media): New.
4575 (nop): Re-enable for SHmedia.
4576 (call_site): Restrict to SH1.
4577 (casesi): Adjust for SHmedia.
4578 (casesi_shift_media, casesi_load_media): New.
4579 (return): Explicitly use PR register. Call return trampoline
4580 on SHcompact.
4581 (return_i): Explicitly use PR register.
4582 (shcompact_return_tramp, shcompact_return_tramp_i): New.
4583 (return_media): Adjust.
4584 (shcompact_incoming_args): New.
4585 (epilogue): Adjust.
4586 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4587 (movstrsi): Disable on SH5.
4588 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
4589 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
4590 (subsf3, subsf3_media): Likewise.
4591 (mulsf3, mulsf3_media, mac_media): Likewise.
4592 (divsf3, divsf3_media): Likewise.
4593 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
4594 (floatsisf2, fux_truncsfsi2): Likewise.
4595 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
4596 constraints.
4597 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
4598 (cmpunsf_media, cmpsf): Likewise.
4599 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
4600 (abssf2, abssf2_media): Likewise.
4601 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
4602 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
4603 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
4604 (floatsidf2, fix_truncdfsi2): Likewise.
4605 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
4606 constraints.
4607 (cmpeqdf_media, cmpgtdf_media): Likewise.
4608 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
4609 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
4610 (absdf2, absdf2_media): Likewise.
4611 (extendsfdf2, extendsfdf2_media): Likewise.
4612 (truncsfdf2, truncsfdf2_media): Likewise.
4613 * config/sh/sh64.h: New file.
4614 * config/sh/t-sh64: New file.
4615 * config/sh/shmedia.h: New file.
4616 * config/sh/ushmedia.h: New file.
4617 * config/sh/sshmedia.h: New file.
4618 * configure.in: Added sh64-*-elf.
4619 * configure: Rebuilt.
4620 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
4621 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
4622 (reg_class_from_letter): Use `b' for TARGET_REGS.
4623 (print_operand): Support `%M', `%m', `AND' and
4624 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
4625 (andcosts): Adjust for SHmedia.
4626 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
4627 Likewise.
4628 (target_reg_operand): New function.
4629 * config/sh/sh-protos.h (target_reg_operand): Declare.
4630 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
4631 FP registers on SH5.
4632 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
4633 on SH4.
4634 (TARGET_REGISTER_P): New macro.
4635 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
4636 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
4637 (EXTRA_CONSTRAINT_S): New macro.
4638 (EXTRA_CONSTRAINT): Adjust.
4639 (FLOAT_TYPE_SIZE): Define to 32.
4640 (Pmode): DImode on SHmedia.
4641 (CONST_COSTS): Adjust for SHmedia literals.
4642 (PREDICATE_CODES): Added target_reg_operand.
4643 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
4644 * config/sh/sh.md: Remove all attrs from SHmedia insns.
4645 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
4646 (cmpdi): Accept SHmedia.
4647 (movdicc_false, movdicc_true): New insns.
4648 (movdicc): New expand.
4649 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
4650 no_new_pseudos.
4651 (addsi3_media): Match `S' constraint.
4652 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
4653 (negdi2): Expand for SHmedia.
4654 (one_cmpldi2): New expand.
4655 (zero_extendsidi2): Change from expand to insn.
4656 (extendsidi2): Add constraints.
4657 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
4658 LD/ST address. Fix SI immediate loading split.
4659 (movhi_media, movqi_media, lduw, ldub): New insns.
4660 (movhi, movqi): Accept SHmedia.
4661 (shori_media, movdi_media): Relax input constraints. Split
4662 symbolic constants.
4663 (movdf_media, movsf_media): New insn. New split to movdi.
4664 (movdf, movsf): Match on SHmedia.
4665 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
4666 bgeu_media): New insns and splits. New insns with `_i' suffix.
4667 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
4668 (bunordered): New expand.
4669 (jump_compact): Renamed from `jump'.
4670 (jump_media): New insn.
4671 (jump): New expand.
4672 (call_media, call_value_media): New insns.
4673 (call, call_value): Adjust.
4674 (indirect_jump_compact): Renamed from `indirect_jump'.
4675 (indirect_jump_media): New insn.
4676 (indirect_jump): New expand.
4677 (untyped_call, return): Accept SHmedia.
4678 (return_media): New insn.
4679 (prologue, epilogue, blockage): Accept SHmedia.
4680 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
4681 (sunordered): New expand.
4682 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
4683 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
4684 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
4685 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
4686 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
4687 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
4688 abssf2_media): New insns.
4689 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
4690 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
4691 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
4692 floatdidf2, floatsidf2_media, fix_truncdfdi2,
4693 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
4694 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
4695 absdf2_media): New insns.
4696 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
4697 (extendsfdf2_media, truncdfsf2_media): New insns.
4698 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
4699 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
4700 * config/sh/sh.h (CONST_OK_FOR_J): Document.
4701 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
4702 * config/sh/sh.md (adddi3): New expand.
4703 (adddi3_media, adddi3z_media): New insns.
4704 (adddi3_compact): Renamed from adddi3.
4705 (addsi3_media): Use add.l r63 to add constant zero.
4706 (subdi3): New expand.
4707 (subdi3_media): New insn.
4708 (subdi3_compact): Renamed from subdi3.
4709 (mulsidi3): New expand.
4710 (mulsidi3_media): New insn.
4711 (mulsidi3_compact): Renamed from mulsidi3.
4712 (umulsidi3): New expand.
4713 (umulsidi3_media): New insn.
4714 (umulsidi3_compact): Renamed from umulsidi3.
4715 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
4716 (ashlsi3, ashrsi3, lshrsi3): Use them.
4717 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
4718 (ashldi3, ashrdi3, lshrdi3): Use them.
4719 (zero_extendsidi2): New expand.
4720 (extendsidi2): New insn.
4721 (movsi_media): New insn. Split to movdi to load constants.
4722 (movsi): Enable for shmedia.
4723 (movdi_media): New insn. Use shori_media to load wide constants.
4724 (short_media): New insn.
4725 (movdi): Enable for shmedia.
4726 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
4727 * config/sh/sh.h (CPP_SPEC): Added `m5'.
4728 (SUBTARGET_CPP_SPEC): Added `!m5'.
4729 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
4730 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
4731 to all other SH variants.
4732 (TARGET_DEFAULT): Set to SH1_BIT.
4733 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
4734 (BITS_PER_WORD): Raise to 64 on shmedia.
4735 (MAX_BITS_PER_WORD): Change to 64.
4736 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
4737 (INT_TYPE_SIZE): Keep as 32.
4738 (UNITS_PER_WORD): Raise to 8 on shmedia.
4739 (MIN_UNITS_PER_WORD): Keep as 4.
4740 (POINTER_SIZE): Raise to 64 on shmedia.
4741 (CONST_OK_FOR_J): New macro.
4742 (CONST_OK_FOR_LETTER_P): Use it.
4743 (processor_type): Add PROCESSOR_SH5.
4744 * config/sh/sh.md: Conditionalize all expands, insns and
4745 splits to TARGET_SH1.
4746 (cpu): Added sh5.
4747 (addsi3_compact): Renamed from...
4748 (addsi3): Now an expand.
4749 (addsi3_media, subsi3_media): New insns.
4750 (subsi3): Don't negate constants with SHmedia.
4752 * hooks.c: New file.
4753 * hooks.h: New file.
4754 * Makefile.in (HOOKS_H): New.
4755 (TARGET_DEF_H): Added $(HOOKS_H).
4756 (OBJS): Added hooks.o.
4757 (cfgcleanup.o, bb-reorder.o): Added target.h.
4758 (hooks.o): Added dependencies.
4759 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
4760 (TARGET_INITIALIZER): this.
4761 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
4762 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
4763 * bb-reorder.c: Include target.h.
4764 (reorder_basic_blocks): Skip if cannot modify jumps.
4765 * cfgcleanup.c: Include target.h.
4766 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
4768 2002-02-08 Chris Demetriou <cgd@broadcom.com>
4770 * config/mips/mips.md (casesi_internal, casesi_internal_di):
4771 Protect jump delay slot instructions with .set noreorder and
4772 .set nomacro.
4774 2002-02-08 Chris Demetriou <cgd@broadcom.com>
4776 * config/mips/mips.md (casesi_internal_di): Calculate
4777 the index into the target offset table correctly.
4779 2002-02-08 Richard Henderson <rth@redhat.com>
4781 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
4782 * final.c (output_addr_const): Accept and discard SUBREG.
4783 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
4784 mark them unknown instead.
4785 (simplify_subtraction): Handle RTX_UNKNOWN.
4786 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
4788 2002-02-08 David Edelsohn <edelsohn@gnu.org>
4790 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
4792 2002-02-08 Richard Henderson <rth@redhat.com>
4794 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
4796 2002-02-08 Andreas Jaeger <aj@suse.de>
4798 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
4799 * config/i386/t-linux64: New file.
4801 2002-02-08 Jakub Jelinek <jakub@redhat.com>
4803 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
4804 * c-parse.in (compstmt): Clear last_expr_type.
4806 2002-02-07 Richard Henderson <rth@redhat.com>
4808 * loop.c (strength_reduce): Sink final_value when not
4809 eliminating a biv.
4811 2002-02-07 David O'Brien <obrien@FreeBSD.org>
4813 * config/sparc/freebsd.h: Fix mismatched spec {.
4815 2002-02-07 Richard Henderson <rth@redhat.com>
4817 * cfgrtl.c: Include recog.h and insn-config.h.
4818 (keep_with_call_p): Fix general_operand invocation.
4819 * Makefile.in (cfgrtl.o): Update dependencies.
4821 2002-02-07 Kazu Hirata <kazu@hxi.com>
4823 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
4824 comment. Accept HImode only if TARGET_H8300.
4826 2002-02-07 Eric Christopher <echristo@redhat.com>
4828 * config/mips/crtn.asm: Cleanup #ifdefs.
4830 2002-02-07 Eric Christopher <echristo@redhat.com>
4832 * config/mips/crti.asm: Add changes for mips16. mips16 uses
4833 register 7 as RA instead of $31.
4834 * config/mips/crtn.asm: Ditto.
4835 * config/mips/mips.c (mips_move_2words): Add case for
4836 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
4837 (compute_frame_size): Fix typo.
4838 (save_restore_insns): Ditto. Make documentation about using
4839 register $7 as return register more precise.
4840 (mips_expand_epilogue): Fix comment. Add code to work around not
4841 being able to add to the stack pointer directly.
4842 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
4843 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
4844 epilogue.
4846 2002-02-07 Tom Rix <trix@redhat.com>
4848 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
4849 immediates in ldu and stdu DS opcode field.
4850 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
4851 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
4852 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
4854 2002-02-07 Jeff Sturm <jsturm@one-point.com>
4856 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
4857 offset for stack bias.
4859 2002-02-07 H.J. Lu <hjl@gnu.org>
4861 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
4863 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
4865 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
4867 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
4869 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
4870 * i386.c (x86_order_regs_for_local_alloc): New global function.
4871 * i386.h (REG_ALLOC_ORDER): CLeanup.
4872 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
4874 2002-02-07 Richard Henderson <rth@redhat.com>
4876 PR optimization/2463
4877 * alias.c (find_base_value): Recall base values for fixed hard regs.
4878 * loop.c (loop_regs_update): Don't use single_set on non-insns.
4880 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
4882 * config/mips/mips.md (define_delay) [mips16]: Adjust required
4883 length.
4885 2002-02-06 Richard Henderson <rth@redhat.com>
4887 PR c/5609
4888 * stmt.c (resolve_operand_name_1): Take more care with mixed
4889 named and unnamed operands.
4891 2002-02-06 Janis Johnson <janis187@us.ibm.com>
4892 Jan Hubicka <jh@suse.cz>
4894 * loop.c (remove_constant_addition): Avoid clobbering a shared
4895 CONST expression.
4897 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
4899 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
4900 * config/s390/t-linux64: New file.
4901 * config/s390/libgcc-glibc.ver: New file.
4903 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
4905 * config/s390/linux64.h: Delete file.
4906 * config/s390/s390x.h: New file.
4907 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
4908 as target header file.
4909 * config/s390/linux.h (TARGET_VERSION): Define depending on
4910 DEFAULT_TARGET_64BIT.
4911 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
4912 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
4913 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
4914 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
4915 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
4916 (EXTRA_SPEC): New define.
4917 * config/s390/s390.h (TARGET_VERSION): Define depending on
4918 DEFAULT_TARGET_64BIT.
4919 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
4921 2002-02-06 Jason Merrill <jason@redhat.com>
4923 * c-decl.c (finish_function): Warn about a non-void function with
4924 no return statement and no abnormal exit.
4925 (current_function_returns_abnormally): New variable.
4926 (start_function): Clear it.
4927 (struct c_language_function): Add returns_abnormally.
4928 (push_c_function_context): Save it.
4929 (pop_c_function_context): Restore it.
4930 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
4931 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
4932 an explicit return type.
4933 * c-tree.h: Declare current_function_returns_abnormally.
4934 (C_FUNCTION_IMPLICIT_INT): New macro.
4935 * c-typeck.c (build_function_call): Set it.
4936 (c_expand_return): Set current_function_returns_value even if the
4937 value is erroneous.
4939 2002-02-06 Jakub Jelinek <jakub@redhat.com>
4941 PR c/5420:
4942 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
4943 unsafe for reevaluation.
4945 2002-02-06 Jakub Jelinek <jakub@redhat.com>
4947 PR c/5482:
4948 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
4949 EXPR_STMT, but COMPOUND_STMT, recurse into it.
4951 2002-02-06 Richard Henderson <rth@redhat.com>
4953 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
4954 be a general_operand. Dest for function value must be a pseudo.
4956 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
4958 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
4959 as SYMBOL_REFs from the constant pool.
4961 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
4963 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
4964 passed by invisible reference.
4966 2002-02-05 Richard Henderson <rth@redhat.com>
4968 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
4970 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
4972 Implement using "base addresses" in insn operands as default.
4973 * config/mmix/mmix.c (mmix_conditional_register_usage): if
4974 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
4975 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
4976 used to read the rtx value.
4977 (mmix_target_asm_function_epilogue): Fix spacing.
4978 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
4979 (mmix_legitimate_address): Ditto.
4980 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
4981 should be loaded with a GETA insn. Don't allocate needless extra
4982 char for nul termination and fix misleading comment.
4983 (mmix_print_operand_address): Handle constants if
4984 TARGET_BASE_ADDRESSES.
4985 (mmix_output_register_setting): Use base addressing if
4986 TARGET_BASE_ADDRESSES and the number of insns is 3.
4987 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
4988 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
4989 to use R as constraint, add LDA to match s.
4990 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
4991 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
4992 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
4993 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
4994 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
4995 order with other fixed registers.
4996 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
4997 other parameter/call-clobbered registers.
4998 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
4999 -mbase-addresses, -mno-base-addresses.
5000 (MMIX Options): Ditto.
5002 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5004 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
5006 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
5008 * config/rs6000/altivec.h: Change elem to _S_elem.
5010 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
5012 * config/netbsd.h (WCHAR_TYPE): Define.
5013 (WCHAR_TYPE_SIZE): Ditto.
5014 (WINT_TYPE): Ditto.
5015 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
5016 (WCHAR_UNSIGNED): Ditto.
5017 (WCHAR_TYPE_SIZE): Ditto.
5018 (WINT_TYPE): Ditto.
5019 * config/arm/netbsd.h: Likewise.
5020 * config/i386/netbsd-elf.h: Likewise.
5021 * config/i386/netbsd.h: Likewise.
5022 * config/m68k/netbsd-elf.h: Likewise.
5023 * config/m68k/netbsd.h: Likewise.
5024 * config/ns32k/netbsd.h: Likewise.
5025 * config/sparc/netbsd.h: Likewise.
5026 * config/vax/netbsd.: Likewise.
5028 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
5030 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
5031 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
5032 (TARGET_INITIALIZER): this.
5033 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
5034 (BITFIELD_NBYTES_LIMITED): Markup fix.
5035 * tree.h (default_ms_bitfield_layout_p): Declare.
5036 (record_layout_info): Added prev_field.
5037 * tree.c (default_ms_bitfield_layout_p): New fn.
5038 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
5039 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
5040 * stor-layout.c: Include target.h.
5041 (start_record_layout): Initialize prev_field.
5042 (place_field): Handle MS bit-field layout, and disregard
5043 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
5044 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
5045 * Makefile.in (stor-layout.o): Adjust dependencies.
5047 2002-02-05 Jason Merrill <jason@redhat.com>
5049 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
5051 2002-02-05 Andreas Jaeger <aj@suse.de>
5053 * crtstuff.c: Fix comments.
5055 2002-02-05 Richard Henderson <rth@redhat.com>
5057 PR fortran/3393
5058 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
5059 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
5061 PR fortran/3392
5062 * config/mips/mips.c (function_arg): Handle TImode.
5063 (function_arg_advance): Likewise.
5065 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5067 * config/rs6000/altivec.h (vec_step_help): Rename to
5068 __vec_step_help.
5070 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5072 * config/rs6000/altivec.h: Fix typos.
5074 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
5076 * config/arm/netbsd.h: Correct a comment.
5078 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5080 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
5081 building void typed builtins.
5083 * config/rs6000/altivec.h (vec_ld*): Fix typos.
5084 (vec_step): Implement for C++.
5086 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5088 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
5090 2002-02-04 Richard Henderson <rth@redhat.com>
5092 * combine.c (nonzero_bits): Re-introduce special case for
5093 sp/fp/ap wrt REGNO_POINTER_ALIGN.
5095 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
5097 * doc/extend.texi: Warn about unsupported usage of altivec
5098 builtins.
5100 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
5101 (altivec_predicate_*): New.
5103 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
5104 Add C++ version of vec_*() functions.
5106 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
5107 (bdesc_2arg): Remove altivec predicates.
5108 (altivec_expand_builtin): Handle predicates.
5109 (altivec_init_builtins): Handle predicates.
5110 (altivec_expand_predicate_builtin): New.
5112 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5114 * pa.c (DO_FRAME_NOTES): Move forward.
5115 (store_reg): Revise handling of frame notes.
5116 (load_reg): Likewise.
5117 (set_reg_plus_d): Likewise.
5118 (hppa_expand_prologue): Likewise.
5119 (hppa_expand_epilogue): Likewise.
5121 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5123 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
5125 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5127 PR c/4475, c++/3780:
5128 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
5129 * c-common.h (SWITCH_TYPE): Define.
5130 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
5131 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
5132 Rename spareness variable to sparseness.
5133 (expand_end_case_type): Renamed from expand_end_case, use orig_type
5134 if non-NULL instead of TREE_TYPE (orig_index).
5135 * tree.h (expand_end_case_type): Renamed from expand_end_case.
5136 (expand_end_case): Define using expand_end_case_type.
5137 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
5138 to expand_end_case_type.
5139 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
5141 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5143 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
5144 (BIGGEST_ALIGNMENT): Change to 128.
5146 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5148 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
5150 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
5152 * pa.md (call_internal_reg_64bit): Remove unused variable.
5154 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
5156 * config/arm/arm.h (machine_function): Add uses_anonymous_args
5157 field.
5158 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
5159 * config/arm/arm.c (current_function_anonymous_args): Delete,
5160 replace uses with cfun->machine->uses_anonymous_args.
5161 (arm_reorg): Do not reset uses_anonymous_args.
5163 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
5164 any geenral register.
5166 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
5168 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
5169 the entry block.
5171 2002-02-04 Richard Henderson <rth@redhat.com>
5173 * combine.c (force_to_mode): Remove STACK_BIAS code.
5174 (nonzero_bits): Likewise. Replace sp/fp special case with
5175 REGNO_POINTER_ALIGN.
5177 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
5178 (HARD_FRAME_POINTER_REGNUM): New.
5179 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
5180 (FIXED_REGS, CALL_USED_REGS): Update.
5181 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
5182 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
5183 (HARD_REGNO_NREGS): Update for SFP.
5184 (STACK_POINTER_OFFSET): Include bias here ...
5185 (FIRST_PARM_OFFSET): ... not here.
5186 (STACK_BIAS): Remove.
5187 (INIT_EXPANDERS): New.
5188 (STARTING_FRAME_OFFSET): Do not include bias.
5189 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
5190 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
5191 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
5192 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
5193 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
5194 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
5195 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
5196 (MUST_SAVE_REGISTER): Likewise.
5197 (sparc_flat_function_prologue): Likewise.
5198 (sparc_flat_function_epilogue): Likewise.
5199 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
5200 (sparc_init_modes): SFP is GENERAL_REGS.
5201 (sparc_builtin_saveregs): SFP does not have bias applied.
5203 2002-02-04 Richard Henderson <rth@redhat.com>
5205 * config/alpha/alpha.c (current_function_is_thunk): Don't check
5206 current_function_is_thunk.
5207 (alpha_sa_mask): Distinguish between current_function_is_thunk
5208 called from ASM_OUTPUT_MI_THUNK and not.
5209 (alpha_does_function_need_gp): Thunks always need gp.
5210 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
5211 (alpha_output_mi_thunk_osf): New.
5212 * config/alpha/alpha-protos.h: Update.
5213 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
5215 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
5217 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
5218 function types, not when they're taken away.
5220 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
5222 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
5223 CODE_LABEL and jump table when replacing a table jump with a
5224 simple jump.
5226 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
5228 * config/s390/s390-protos.h (legitimize_la_operand,
5229 s390_secondary_input_reload_class, s390_plus_operand,
5230 s390_expand_plus_operand): Add prototypes.
5232 config/s390/s390.c (s390_secondary_input_reload_class,
5233 s390_plus_operand, s390_expand_plus_operand): New functions.
5235 (struct s390_address): New member 'pointer'.
5236 (s390_decompose_address): Compute it.
5237 (legitimate_la_operand_p): Use it.
5238 (legitimize_la_operand): New function.
5239 (movti, movdi, movdf splitters): Call it.
5241 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
5242 (PREDICATE_CODES): Add s390_plus_operand.
5244 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
5245 (la_ccclobber): Allow GENERAL_REGS as output operand.
5247 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
5248 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
5249 (*la_64, *la_31, reload_indi, reload_insi): ... these.
5251 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
5253 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
5254 register names for regular asm () construct.
5256 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5258 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
5259 registers.
5261 2002-02-04 Jakub Jelinek <jakub@redhat.com>
5263 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
5264 pat for recog.
5266 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
5268 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
5269 constant pool to be identical by string address and index.
5271 2002-02-04 Anthony Green <green@redhat.com>
5273 * output.h (SECTION_OVERRIDE): Define.
5274 * varasm.c (named_section): Obey SECTION_OVERRIDE.
5276 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
5278 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
5279 by existing arm*-*-netbsd* (a.out) target.
5280 (ns32k-*-netbsdelf*): Likewise.
5281 (sparc-*-netbsdelf*): Likewise.
5282 (vax-*-netbsdelf*): Likewise.
5284 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
5286 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
5287 headers and libobjc headers.
5289 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
5291 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
5292 (_mingw.h): Remove duplicate include.
5294 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
5296 * config.gcc: Set cpu_type to m68k for 68010, as well.
5297 (m68010-*-netbsdelf*): New...
5298 (m68k*-*-netbsdelf*): ...targets.
5299 * config/m68k/netbsd-elf.h: New file.
5301 2002-02-02 Kazu Hirata <kazu@hxi.com>
5303 * config/h8300/h8300.c (hand_list): Move inside function_arg.
5305 2002-02-02 Kazu Hirata <kazu@hxi.com>
5307 * config/h8300/h8300.c (h8_push_ops): Move inside
5308 h8300_init_once.
5309 (h8_pop_ops): Likewise.
5310 (h8_move_ops): Likewise.
5312 2002-02-02 Kazu Hirata <kazu@hxi.com>
5314 * config/h8300/h8300.c (os_task): Make it static.
5315 (monitor): Likewise.
5316 (pragma_saveall): Likewise.
5318 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
5320 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
5321 constant is a valid sign-extension for Pmode.
5323 2002-02-02 Kazu Hirata <kazu@hxi.com>
5325 * config/h8300/h8300.c: Fix formatting.
5327 2002-02-02 Kazu Hirata <kazu@hxi.com>
5329 * config/h8300/h8300.md: Fix formatting.
5331 2002-02-02 Kazu Hirata <kazu@hxi.com>
5333 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
5334 predicates of operands[1]. Split the patterns for each
5335 processor variant.
5337 2002-02-02 Kazu Hirata <kazu@hxi.com>
5339 * config/h8300/h8300.md (xor patterns): Tighten the predicates
5340 of operands[1] to register_operand.
5342 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
5344 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
5345 * cpphash.c (_cpp_init_hashtable): Similarly.
5346 * cppinit.c (cpp_create_reader): Default the signed_char flag.
5347 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
5348 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
5349 (cpp_handle_option): Handle the new options.
5350 * cpplex.c (cpp_interpret_charconst): Use new flag.
5351 * cpplib.h (struct cpp_options): New member signed_char.
5352 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
5353 (cpp_options): Handle -fsigned-char and -funsigned-char.
5354 (static_specs): Remove signed_char_spec.
5355 (do_spec1): Don't handle %c.
5356 * system.h: Poison SIGNED_CHAR_SPEC.
5357 * tradcif.y (yylex): Use flag_signed_char.
5358 * tradcpp.h (flag_signed_char): New.
5359 * tradcpp.c (flag_signed_char): New.
5360 (main): Handle new command-line options.
5361 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
5362 config:
5363 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
5364 * avr/avr.h: Remove old comments.
5365 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
5366 (CC1_SPEC): Pass -fsigned-char if -mic*.
5367 (SIGNED_CHAR_SPEC): Remove.
5368 doc:
5369 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
5371 2002-02-01 Eric Christopher <echristo@redhat.com>
5373 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
5374 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
5375 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
5376 (ASM_OUTPUT_REG_POP): Ditto.
5378 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
5380 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
5381 patch.
5383 2002-02-02 Jakub Jelinek <jakub@redhat.com>
5385 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
5387 2002-02-02 Jakub Jelinek <jakub@redhat.com>
5389 PR c/5304:
5390 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
5391 unconditionally.
5393 2002-02-01 Janis Johnson <janis187@us.ibm.com>
5395 * cfganal.c: Include tm_p.h.
5396 (keep_with_call_p): Fix the test that determines if a register holds
5397 the return value of a call.
5399 2002-02-01 DJ Delorie <dj@redhat.com>
5401 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
5402 we are given conflicting registers, switch to the other one we
5403 had allocated for us.
5404 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
5405 as TImode so we know when the "other" register is available.
5407 2002-02-01 David O'Brien <obrien@FreeBSD.org>
5409 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
5410 sparc/sparc_bi.h.
5412 2002-02-01 Janis Johnson <janis187@us.ibm.com>
5414 * cfganal.c (keep_with_call_p): New function.
5415 (flow_call_edges_add): Prevent splitting a block between a call and
5416 a single-set instruction that should be kept in the same block.
5418 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
5420 * doc/install.texi (avr): Update outdated URL.
5422 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
5424 * config/stormy16/stormy16.md (pushqi): New.
5425 (popqi): New.
5426 (pushhi): New.
5427 (pophi): New.
5428 (movhi): Remove stack operands.
5429 (movqi): Likewise.
5430 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
5431 nonimmediate_nonstack_operand.
5432 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
5433 New.
5434 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
5435 New.
5437 2002-01-31 Jason Merrill <jason@redhat.com>
5439 * Makefile.in (c-parse.c): Handle .output file.
5440 * objc/Make-lang.in (objc-parse.c): Likewise.
5442 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
5444 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
5445 the -me[lb] option is given. Don't output the default flag
5446 twice.
5448 2002-01-31 Zack Weinberg <zack@codesourcery.com>
5450 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
5451 the primary source file; this has not been done yet.
5452 * c-decl.c (c_expand_body): Reset input_filename from
5453 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
5455 2002-01-31 Kazu Hirata <kazu@hxi.com>
5457 * rtlanal.c (subreg_regno_offset): Do not use
5458 SUBREG_REGNO_OFFSET.
5459 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
5460 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
5462 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5464 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
5465 version rather than GNATS version in --version output.
5467 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
5469 * ifcvt.c (noce_process_if_block): Make a copy of the destination
5470 when copying back from a temporary.
5472 2002-01-30 Richard Henderson <rth@redhat.com>
5474 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
5475 and new_dest are the same.
5477 2002-01-30 Richard Henderson <rth@redhat.com>
5479 PR opt/5076
5480 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
5481 * rtl.c (note_insn_name): Update.
5482 * emit-rtl.c (remove_unnecessary_notes): Kill it.
5483 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
5484 to perform loop rotation.
5485 (expand_exit_loop_top_cond): New.
5486 * tree.h (expand_exit_loop_top_cond): Declare it.
5487 * c-semantics.c (genrtl_while_stmt): Use it.
5488 (genrtl_for_stmt): Likewise.
5490 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
5492 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
5493 arguments to 64-bit boundaries on 64-bit ABIs.
5495 2002-01-30 Steve Ellcey <sje@cup.hp.com>
5497 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
5499 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
5501 * c-decl.c (grokdeclarator): Handle type being a typedef for an
5502 invalid type.
5504 2002-01-30 David O'Brien <obrien@FreeBSD.org>
5506 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
5507 * config/sparc/sparc_bi.h: Remove file.
5508 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
5510 2002-01-30 Richard Henderson <rth@redhat.com>
5512 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
5514 2002-01-30 Zack Weinberg <zack@codesourcery.com>
5516 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
5518 2002-01-30 Jason Merrill <jason@redhat.com>
5520 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
5521 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
5522 (reg_save): Use DW_CFA_offset_extended_sf instead.
5524 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
5526 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5528 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
5529 in cselib_lookup.
5531 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
5533 * rs6000.md ("*call_value_local32"): Remove constraints.
5534 ("*call_value_local64"): Same.
5535 ("*call_value_indirect_nonlocal_aix32"): Same.
5536 ("*call_value_nonlocal_aix32"): Same.
5537 ("*call_value_indirect_nonlocal_aix64"): Same.
5538 ("*call_value_nonlocal_aix64"): Same.
5539 ("*call_value_nonlocal_sysv"): Same.
5541 2002-01-29 Richard Henderson <rth@redhat.com>
5543 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
5545 2002-01-29 Richard Henderson <rth@redhat.com>
5547 * expr.c (force_operand): Ignore flag_pic for detecting pic
5548 address loads.
5549 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
5550 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
5551 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
5552 instead of open-coded loop.
5553 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
5554 be fixed when in use.
5556 2002-01-29 Richard Henderson <rth@redhat.com>
5558 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
5559 * sched-rgn.c (propagate_deps): Update them.
5560 * sched-deps.c (sched_analyze_insn): Update them. Flush the
5561 clobbers list when either gets too long.
5563 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5565 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
5566 and INDEX_REGS the same as GENERAL_REGS.
5567 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5569 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5571 * tree.c (build_nonstandard_integer_type): Correct prototype.
5573 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
5575 * config/s390/s390.md (movstrsico, movstrdix_64,
5576 movstrsix_31): Remove, replace by ...
5577 (movstrdi_short, movstrsi_short, movstrdi_long,
5578 movstrsi_long): ... these. New.
5579 (movstrdi, movstrsi): Adapt.
5581 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
5582 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
5583 Remove unnecessary CC clobber.
5584 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
5585 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
5587 (divmoddi4): Don't partially initialize TImode register.
5589 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
5591 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
5593 2002-01-29 Richard Henderson <rth@redhat.com>
5595 * flow.c (print_rtl_and_abort): Remove.
5596 (print_rtl_and_abort_fcn): Remove.
5597 (verify_local_live_at_start): Use dump_bb instead.
5598 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
5599 (verify_wide_reg_1): Return 2 on mode test failure.
5601 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
5603 PR c/3325, c/3326, c/2511, c/3347
5604 * c-decl.c (enum_decl_context): Remove BITFIELD.
5605 (grokdeclarator): Take bitfield width as an input.
5606 Ensure bitfields are given the correct type. Perform
5607 bitfield width validation with build_bitfield_integer_type
5608 rather than waiting for finish_struct.
5609 (grok_typename, grok_typename_in_parm_context, start_decl,
5610 push_parmdecl, grokfield, start_function): Update calls to
5611 grokdeclarator.
5612 (build_bitfield_integer_type): New function.
5613 (finish_struct): Move bitfield validation to grokdeclarator
5614 and build_bitfield_integer_type.
5615 * tree.c (build_nonstandard_integer_type): New function.
5616 * tree.h (build_nonstandard_integer_type): New prototype.
5617 objc:
5618 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
5620 2002-01-29 Jakub Jelinek <jakub@redhat.com>
5622 PR other/1502:
5623 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
5624 don't ignore unrecognized -W* options.
5625 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
5626 * cpplib.h (cpp_handle_option): Adjust prototype.
5627 * c-decl.c (c_decode_options): Pass 0 as last argument to
5628 cpp_handle_option.
5630 PR c/2896:
5631 * gcc.c (cpp_unique_options): Split from cpp_options.
5632 (cpp_options): Source cpp_unique_options.
5633 (default_compilers): Use cpp_unique_options instead of cpp_options
5634 when used together with cc1_options.
5635 (static_specs): Add cpp_unique_options.
5636 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
5637 when used together with cc1_options.
5639 2002-01-29 Kazu Hirata <kazu@hxi.com>
5641 * config/h8300/h8300-protos.h: Update the prototype of
5642 output_a_shift.
5643 * config/h8300/h8300.c (output_a_shift): Remove an unused
5644 argument 'insn'. Remove redundant code.
5645 * config/h8300/h8300.md: Adust to the new prototype of
5646 output_a_shift.
5648 2002-01-29 Kazu Hirata <kazu@hxi.com>
5650 * config/h8300/h8300-protos.h: Update the prototypes of
5651 emit_a_rotate and expand_a_rotate.
5652 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
5653 first argument to 'enum rtx_code'.
5654 (expand_a_rotate): Likewise.
5656 2002-01-28 Kazu Hirata <kazu@hxi.com>
5658 * config/h8300/h8300-protos.h: Update the prototype of
5659 output_simode_bld.
5660 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
5661 'log2'.
5662 * config/h8300/h8300.md: Adjust to the new prototype.
5664 2002-01-28 Kazu Hirata <kazu@hxi.com>
5666 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
5667 redundant code.
5669 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5671 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
5672 is a fixed register before returning pic_offset_table_rtx.
5673 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
5674 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
5676 2002-01-28 Jason Merrill <jason@redhat.com>
5678 * dwarf2.h: Sync with src version.
5680 2002-01-28 Paul Koning <pkoning@equallogic.com>
5682 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
5683 BT_FN_VOID_PTR_VAR.
5684 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
5685 * doc/extend.texi (__builtin_prefetch): Update documentation:
5686 first argument is now const void ptr.
5688 2002-01-28 Kazu Hirata <kazu@hxi.com>
5690 * config/h8300/h8300-protos.h: Remove an unused prototype.
5692 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
5694 * toplev.c (lang_independent_init): Round up identifier size.
5696 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
5698 * config.gcc: Revert previous change.
5700 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
5702 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
5704 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
5706 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
5707 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
5708 other non-elf netbsd config frags.
5709 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
5710 collect2 will does that.
5711 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
5712 shared-lib frobbing will work.
5714 2002-01-28 Kazu Hirata <kazu@hxi.com>
5716 * config/h8300/h8300.h: Fix formatting.
5717 * config/h8300/h8300.md: Likewise.
5719 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
5721 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
5722 the old, removed AAA_standards fix.
5723 * fixinc/fixincl.x: Rebuilt.
5725 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
5727 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
5728 atexit call in crtbegin, hooked in after call to frame_dummy;
5729 register EH before registering __fini__start.
5731 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
5733 * config/rs6000/altivec.h: Remove spurious semicolons.
5735 2002-01-27 Kazu Hirata <kazu@hxi.com>
5737 * config/h8300/h8300.md: Replace dead bit extraction patterns
5738 with ones that work.
5740 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5742 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
5743 if not STRICT_ALIGNMENT.
5744 * rtl.h (MEM_ALIGN): Likewise.
5746 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
5748 * doc/invoke.texi (-fdump-translation-unit): Revert this
5749 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
5751 2002-01-27 Kazu Hirata <kazu@hxi.com>
5753 * config/h8300/h8300.md (define_constants): New.
5754 (anonymous patterns) Use defined constants appropriately.
5756 2002-01-27 Kazu Hirata <kazu@hxi.com>
5758 * config/h8300/h8300.c (function_arg): Remove redundant code.
5760 2002-01-26 Richard Henderson <rth@redhat.com>
5762 * sched-deps.c (reg_pending_uses_head): New.
5763 (reg_pending_barrier): Rename from reg_pending_sets_all.
5764 (find_insn_list): Don't mark inline.
5765 (find_insn_mem_list): Remove.
5766 (add_dependence_list, add_dependence_list_and_free): New.
5767 (flush_pending_lists): Replace only_write param with separate
5768 for_read and for_write parameters. Update all callers. Use
5769 add_dependence_list_and_free.
5770 (sched_analyze_1): Do not add reg dependencies here; just set
5771 the pending bits. Use add_dependence_list.
5772 (sched_analyze_2): Likewise.
5773 (sched_analyze_insn): Replace schedule_barrier_found with
5774 reg_pending_barrier. Add all dependencies for pending reg
5775 uses, sets, and clobbers.
5776 (sched_analyze): Don't add reg dependencies for calls, just
5777 set pending bits. Use regs_invalidated_by_call. Treat
5778 sched_before_next_call as a normal list, not a fake insn.
5779 (init_deps): No funny init for sched_before_next_call.
5780 (free_deps): Free pending mems lists. Don't zero reg_last.
5781 (init_deps_global): Init reg_pending_uses.
5782 (finish_deps_global): Free it.
5783 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
5784 (find_insn_mem_list): Remove.
5785 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
5786 (propagate_deps): Use them. Zero temp mem lists.
5788 2002-01-26 Richard Henderson <rth@redhat.com>
5790 * Makefile.in (CRTSTUFF_CFLAGS): New.
5791 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
5792 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
5793 crtstuff.c instead of alpha assembly version.
5794 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
5795 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
5796 not FORCE_{INIT,FINI}_SECTION_ALIGN.
5797 (__do_global_dtors_aux): Mark used.
5798 (frame_dummy, __do_global_ctors_aux): Mark used.
5799 (fini_dummy, init_dummy): Remove.
5801 * config/alpha/crtbegin.asm: Remove file.
5802 * config/alpha/crtend.asm: Remove file.
5803 * config/alpha/t-crtbe: Remove file.
5804 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
5805 (LINK_EH_SPEC): New.
5807 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
5808 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
5809 calling constructors.
5810 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
5812 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
5813 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
5814 CRT_END_INIT_DUMMY hack.
5815 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
5816 FORCE_{INIT,FINI}_SECTION_ALIGN.
5818 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
5819 FORCE_{INIT,FINI}_SECTION_ALIGN.
5821 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
5822 invocation sequence.
5823 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
5825 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
5826 (FORCE_CODE_SECTION_ALIGN): New.
5828 2002-01-26 Richard Henderson <rth@redhat.com>
5830 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
5832 2002-01-26 Richard Henderson <rth@redhat.com>
5834 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
5835 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
5837 2002-01-26 Kazu Hirata <kazu@hxi.com>
5839 * config/h8300/h8300.md: Remove bit extraction patterns that
5840 cannot be triggered.
5841 Restrict each bit extraction pattern to a variant on which the
5842 pattern is tested.
5844 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
5846 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
5848 2002-01-26 Kazu Hirata <kazu@hxi.com>
5850 * config/h8300/h8300.md: Remove bit test patterns that cannot
5851 be triggered.
5852 Restrict each bit test pattern to a variant on which the
5853 pattern is tested.
5855 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5857 * builtins.c (expand_builtin_strncat): Remove redundant check for
5858 INTEGER_CST.
5860 2002-01-25 David O'Brien <obrien@FreeBSD.org>
5862 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
5863 default setting.
5864 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
5865 existing setting.
5867 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
5869 * dbxout.c (dbxout_init): Use assemble_name rather than just
5870 stripping off the first character.
5871 (dbxout_source_file): Likewise.
5873 2002-01-25 DJ Delorie <dj@redhat.com>
5875 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
5876 using rtx_equal_p, not by comparing pointers.
5878 2002-01-25 Steve Ellcey <sje@cup.hp.com>
5880 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
5881 for PIC_OFFSET_TABLE_REGNUM.
5882 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
5884 2002-01-25 David O'Brien <obrien@FreeBSD.org>
5886 * config.gcc (x86_64-*-freebsd*): New target.
5887 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
5888 value.
5889 (i[34567]86-*-freebsd*): Don't include svr4.h.
5890 * config/i386/freebsd64.h: New file.
5892 2002-01-25 Douglas B Rupp <rupp@gnat.com>
5894 * config/alpha/x-vms (version): Make static.
5896 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
5897 in previous checkin.
5899 * Makefile.in (install-headers-cp): New target.
5900 * config.gcc (alpha-dec-*vms*): Install headers with
5901 install-headers-cp
5903 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
5905 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
5906 avoid it's copies.
5908 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5910 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
5911 of compare_tree_int.
5912 (expand_builtin_strncat): Likewise.
5913 * c-decl.c (finish_struct): Use tree_low_cst.
5914 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
5915 * tree.c (compare_tree_int): Likewise.
5917 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
5919 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
5920 adjustments even if they are implemented by more than two insns.
5922 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
5924 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
5925 * df.h (struct ref): Kill B.
5926 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
5928 * basic-block.h (PROP_EQUAL_NOTES): New flag.
5929 * flow.c (propagate_one_insn): Use it.
5930 (mark_used_regs): Handle NIL.
5932 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
5934 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
5935 to help folding.
5937 2002-01-25 David Edelsohn <edelsohn@gnu.org>
5939 * rs6000.md (prefetch): Make address V4SI mode so that the address
5940 is restricted to legitimate form for instruction.
5942 2002-01-25 Bob Wilson <bob.wilson@acm.org>
5944 * doc/install.texi (xtensa-*-elf): New target.
5945 (xtensa-*-linux*): New target.
5946 * doc/contrib.texi: Add myself.
5948 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
5950 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
5951 purpose register to hold an SImode (or smaller) value.
5953 2002-01-25 Jakub Jelinek <jakub@redhat.com>
5955 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
5956 registry only.
5957 * crtstuff.c: Likewise.
5959 2002-01-25 Kazu Hirata <kazu@hxi.com>
5961 * config/h8300/h8300.md (negation patterns): Tighten
5962 predicates to register_operand.
5964 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
5966 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
5967 mode, not Pmode.
5969 * builtins.c (expand_builtin_prefetch): Same.
5971 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
5973 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
5974 modes.
5976 2002-01-24 Kazu Hirata <kazu@hxi.com>
5978 * config/h8300/h8300.c (print_operand): Remove support for
5979 operand character 'A'.
5980 * config/h8300/h8300.md (three anonymous patterns): Replace
5981 operand character 'A' with either 'T' or 'S'.
5983 2002-01-24 Kazu Hirata <kazu@hxi.com>
5985 * config/h8300/h8300.c (print_operand): Remove support for
5986 operand character 'U'.
5988 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
5990 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
5992 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
5994 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
5995 values to be assigned to the stack pointer.
5997 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
5999 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
6000 to const_double needs to be done right for big-endian systems.
6002 2002-01-24 Jason Merrill <jason@redhat.com>
6004 PR c++/2432
6005 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
6006 to can_throw_internal.
6008 2002-01-23 Richard Henderson <rth@redhat.com>
6010 * fold-const.c (fold): Change UINT_MAX test to check vs precision
6011 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
6013 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6015 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
6016 (symGOT2reg): Use them, then set as GOT value as unchanging.
6017 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
6018 as a temporary, if possible.
6019 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
6020 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
6022 2002-01-23 Kazu Hirata <kazu@hxi.com>
6024 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
6025 accept to accept 0x80 as operands[2].
6027 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
6029 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
6031 2002-01-23 Richard Henderson <rth@redhat.com>
6033 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
6035 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
6037 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
6038 (parmlist_or_identifiers_1): Verify that only a parmlist follows
6039 an attribute.
6041 2002-01-23 Richard Henderson <rth@redhat.com>
6043 * expr.c (move_by_pieces_1): Extend size before negation.
6045 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
6046 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
6047 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
6048 * config/m68k/t-m68kelf: Likewise.
6050 2002-01-23 Bob Wilson <bob.wilson@acm.org>
6052 * config/xtensa/elf.h: New file.
6053 * config/xtensa/lib1funcs.asm: New file.
6054 * config/xtensa/lib2funcs.S: New file.
6055 * config/xtensa/linux.h: New file.
6056 * config/xtensa/t-xtensa: New file.
6057 * config/xtensa/xtensa-config.h: New file.
6058 * config/xtensa/xtensa-protos.h: New file.
6059 * config/xtensa/xtensa.c: New file.
6060 * config/xtensa/xtensa.h: New file.
6061 * config/xtensa/xtensa.md: New file.
6062 * config.gcc (xtensa-*-elf*): New target.
6063 (xtensa-*-linux*): New target.
6064 * cse.c (canon_hash): Compare rtx pointers instead of register
6065 numbers. This is required for the Xtensa port.
6066 * integrate.c (copy_insn_list): Handle case where the static
6067 chain is in memory and the memory address has to be copied to
6068 a register.
6069 * doc/invoke.texi (Option Summary): Add Xtensa options.
6070 (Xtensa Options): New node.
6071 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
6073 2002-01-23 Zack Weinberg <zack@codesourcery.com>
6075 * diagnostic.c (internal_error): Do ICE suppression only
6076 when ENABLE_CHECKING is not defined.
6078 * c-typeck.c (require_complete_type): Return error_mark_node
6079 if type is error_mark_node.
6081 2002-01-23 Janis Johnson <janis187@us.ibm.com>
6083 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
6084 -Os and issue a warning.
6086 2002-01-23 Zack Weinberg <zack@codesourcery.com>
6088 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
6089 current (lack of) need for host configuration by hand.
6091 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
6092 references. Documentation of some target macros moved from
6093 hostconfig.texi to tm.texi.
6095 2002-01-23 Will Cohen <wcohen@redhat.com>
6097 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
6098 defined.
6100 2002-01-23 Kazu Hirata <kazu@hxi.com>
6102 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
6103 operand[3].
6105 2002-01-23 Jason Merrill <jason@redhat.com>
6107 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
6109 * function.c (assign_parms): Don't put args of inline functions
6110 into registers when not optimizing.
6112 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
6114 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
6115 (prologue_use): New pattern.
6116 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
6117 preference to gen_rtx_USE.
6118 (thumb_expand_prologue): Use gen_prologue_use in preference to
6119 gen_rtx_USE.
6120 (thumb_expand_epilogue): Use gen_prologue_use in preference to
6121 gen_rtx_USE.
6123 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
6125 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
6127 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
6129 PR c/3504
6130 * doc/extend.texi: Correct documentation of __alignof__.
6132 2002-01-22 Zack Weinberg <zack@codesourcery.com>
6134 * params.h: Rename arguments of DEFPARAM so that it will be
6135 recognized as a translation keyword.
6137 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6139 * extend.texi: Document altivec functions.
6140 Fix N-bit adjectives in X86 builtin documentation.
6142 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
6144 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
6145 auto_inc_dec values.
6147 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
6149 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
6150 after backslash.
6151 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
6153 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
6155 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
6157 2002-01-22 Richard Henderson <rth@redhat.com>
6159 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
6160 copy_insn not copy_rtx.
6162 2002-01-23 Alan Modra <amodra@bigpond.net.au>
6164 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
6165 "nonzero" as that might add "1" bits. Ensure "constop" is
6166 properly sign extened.
6167 (force_to_mode): Tweak for sign extended constop.
6169 2002-01-22 Richard Henderson <rth@redhat.com>
6171 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
6172 for_each_rtx instead of assuming we're already looking at the MEM.
6173 (split_small_symbolic_mem_operand): Likewise.
6174 * config/alpha/alpha.h (PREDICATE_CODES): Update.
6175 * config/alpha/alpha.md (small symbolic memory splitters): Update.
6177 2002-01-22 Richard Henderson <rth@redhat.com>
6179 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
6180 sequence number for the literal.
6181 (divmoddi_internal_er): Likewise.
6183 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
6185 PR java/4972
6186 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
6187 in LIBICONV variable.
6188 * configure: Regenerated.
6190 2002-01-22 Krister Walfridsson <cato@df.lth.se>
6192 * dependence.c (build_def_use): Remove array_idx.
6194 * dwarfout.c (last_filename): Remove.
6195 (output_compile_unit_die): Remove last_filename.
6197 2002-01-22 Roger Sayle <roger@eyesopen.com>
6198 Richard Henderson <rth@redhat.com>
6200 PR opt/3640
6201 * fold-const.c (fold): Optimize unsigned comparisons against
6202 UINT_MAX (and similar unsigned constants).
6204 2002-01-22 Janis Johnson <janis187@us.ibm.com>
6206 * Makefile.in (loop.o): Depend on OPTABS_H.
6207 * loop.c (emit_prefetch_instructions): Check the prefetch operand
6208 against the predicate.
6210 PR target/5379
6211 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
6212 for the address operand.
6214 2002-01-22 Richard Henderson <rth@redhat.com>
6216 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
6218 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
6220 PR other/5450
6221 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
6222 preprocessor flags.
6224 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
6226 * config.gcc (x86_64-*-netbsd*): New target.
6227 * config/i386/netbsd64.h: New file.
6229 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6231 * regrename.c (kill_value): Fix typo.
6233 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
6235 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
6237 * config/rs6000/rs6000.h: Same.
6239 * function.c (instantiate_virtual_regs): Remove
6240 STARTING_FRAME_PHASE.
6241 (assign_stack_local_1): Same.
6242 Calculate frame phase.
6244 2002-01-22 Nick Clifton <nickc@redhat.com>
6246 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
6247 variable declaration to outer scope in order to simplify
6248 future extensions.
6249 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
6250 arm_hard_regno_mode_ok.
6251 * config/arm/arm-protos.h: Add a prototype for
6252 arm_hard_regno_mode_ok.
6253 * config/arm/arm.c (soft_df_operand): Remove now redundant
6254 check for DImode values using IP_REGNUM.
6255 (nonimmediate_soft_df_operand): Remove now redundant check for
6256 DImode values using IP_REGNUM.
6257 (arm_hard_regno_mode_ok): New function. New check: make sure
6258 that DImode values are not stored in IP_REGNUM.
6260 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
6261 note with a USE.
6262 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
6264 2002-01-22 Jason Merrill <jason@redhat.com>
6266 * c-semantics.c (genrtl_compound_stmt): Only check nesting
6267 consistency if this COMPOUND_STMT is scoped.
6269 2002-01-22 Kazu Hirata <kazu@hxi.com>
6271 * predict.c: Fix formatting.
6272 * print-tree.c: Likewise.
6273 * protoize.c: Likewise.
6274 * real.h: Likewise.
6275 * rtl.h: Likewise.
6276 * sbitmap.h: Likewise.
6277 * scan.c: Likewise.
6278 * sched-deps.c: Likewise.
6279 * sched-vis.c: Likewise.
6280 * sdbout.c: Likewise.
6281 * sibcall.c: Likewise.
6282 * ssa.c: Likewise.
6283 * ssa-ccp.c: Likewise.
6284 * ssa-dce.c: Likewise.
6285 * stmt.c: Likewise.
6286 * stor-layout.c: Likewise.
6287 * system.h: Likewise.
6289 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6291 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
6292 if fits in bounds of base type.
6294 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
6295 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
6296 (add_bound_info, default): If can't find a context, make a
6297 SAVE_EXPR.
6298 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
6300 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
6302 * c-typeck.c (parser_build_binary_op): If result from
6303 build_binary_op is ERROR_MARK just return error_mark_node without
6304 further processing.
6306 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
6308 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
6309 Split a.out-specific bits into...
6310 * config/netbsd-aout.h: ...this.
6311 * config/netbsd-elf.h: New file.
6312 * config/alpha/netbsd-elf.h: Remove.
6313 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
6314 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
6315 (STARTFILE_SPEC): Remove redundant definition.
6316 (ENDFILE_SPEC): Likewise.
6317 (LINK_SPEC): Likewise.
6318 (CPP_SPEC): Likewise.
6319 (ASM_SPEC): Likewise.
6320 (LIB_SPEC): Likewise.
6321 (SWITCH_TAKES_ARG): Likewise.
6322 (TARGET_MEM_FUNCTIONS): Likewise.
6323 (CPP_PREDEFINES): Redefine.
6324 (ASM_FINAL_SPEC): Remove redefinition.
6325 (ASM_COMMENT_START): Redefine.
6326 (FUNCTION_PROFILER): Define.
6327 (TARGET_VERSION): Redefine.
6328 Comment and formatting cleanup.
6329 * config/i386/netbsd.h: Include <netbsd-aout.h>.
6330 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
6331 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
6332 big- or little-endian.
6333 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
6334 * config.gcc (*-*-netbsd*): Add definitions common to all
6335 NetBSD configs.
6336 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
6337 gnu_ld definitions. Add netbsd-elf.h to and remove
6338 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
6339 tmake_file, and don't lose previous tmake_file contents.
6340 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
6341 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
6342 gnu_ld definitions. Add netbsd-elf.h to tm_file.
6343 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
6344 (mipsel-*-netbsd*): Rename this to...
6345 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
6346 mips/little.h to tm_file for mips*el-*.
6347 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
6348 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
6349 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
6351 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
6353 * pa-protos.h (reg_before_reload_operand): New function prototype.
6354 * pa.c (reg_before_reload_operand): New function implementation.
6355 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
6356 contraints to "*m".
6358 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6360 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
6362 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
6364 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
6365 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
6366 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
6367 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
6368 (ENDFILE_SPEC): Undefine.
6369 (STARTFILE_SPEC): Redefine for PA.
6371 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6373 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
6375 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
6377 * config.gcc: Add entries to supported PowerPC --with-cpu
6378 types.
6380 2002-01-21 Jakub Jelinek <jakub@redhat.com>
6382 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
6383 true for 64-bit mode only SSE registers in 32-bit mode.
6385 2002-01-21 Kazu Hirata <kazu@hxi.com>
6387 * unwind-dw2.c: Fix formatting.
6388 * unwind-dw2-fde.c: Likewise.
6389 * unwind-dw2-fde.h: Likewise.
6390 * unwind-pe.h: Likewise.
6391 * varasm.c: Likewise.
6392 * varray.h: Likewise.
6394 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
6396 Remove workaround for register stack overwrite bug in mmix.
6397 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
6398 support for TARGET_REG_STACK_FILL_BUG.
6399 * config/mmix/mmix.h: Remove member has_call_without_parameters.
6400 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
6401 Delete.
6402 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
6403 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
6404 -mno-reg-stack-fill-bug-workaround.
6405 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
6406 machine member has_call_without_parameters.
6407 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
6408 -mreg-stack-fill-bug-workaround and
6409 -mno-reg-stack-fill-bug-workaround.
6410 (MMIX Options): Ditto.
6412 2002-01-21 Kazu Hirata <kazu@hxi.com>
6414 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
6415 as appropriate.
6416 Remove redundant code.
6418 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
6420 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
6421 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6422 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6423 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
6424 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
6425 out target macro definitions and non-target-specific comments
6426 mostly taken from old versions of the manual.
6428 2002-01-20 Kazu Hirata <kazu@hxi.com>
6430 * config/h8300/h8300.h: Fix comment formatting.
6431 * config/ia64/aix.h: Likewise.
6432 * config/ia64/ia64-protos.h: Likewise.
6433 * config/ia64/ia64.c: Likewise.
6434 * config/ia64/ia64.h: Likewise.
6435 * config/ia64/ia64intrin.h: Likewise.
6436 * config/ia64/linux.h: Likewise.
6437 * config/ia64/unwind-aix.c: Likewise.
6438 * config/ia64/unwind-ia64.c: Likewise.
6440 2002-01-20 Kazu Hirata <kazu@hxi.com>
6442 * config/h8300/h8300.c: Revise comments about shift code.
6444 2002-01-20 Kazu Hirata <kazu@hxi.com>
6446 * config/h8300/h8300.c (function_arg): Update a comment.
6448 2002-01-20 Kazu Hirata <kazu@hxi.com>
6450 * config/h8300/h8300.md: Update the comments at the beginning
6451 of the file.
6453 2002-01-20 Kazu Hirata <kazu@hxi.com>
6455 * config/i370/i370.c: Fix comment formatting.
6456 * config/i370/i370.h: Likewise.
6457 * config/i370/i370.md: Likewise.
6458 * config/i370/linux.h: Likewise.
6460 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6462 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
6464 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
6465 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
6466 in incomplete case.
6468 2002-01-20 Graham Stott <grahams@redhat.com>
6470 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
6472 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
6474 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
6476 2002-01-19 Tom Rix <trix@redhat.com>
6478 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
6480 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
6482 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
6484 * function.c (assign_stack_local_1): Adjust x_frame_offset with
6485 STARTING_FRAME_PHASE.
6486 (STARTING_FRAME_PHASE): New.
6487 (instantiate_virtual_regs): Check saneness of
6488 STARTING_FRAME_PHASE.
6490 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
6492 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
6494 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
6496 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
6498 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
6499 be used for bootstrapping GCC 3.0.
6501 2002-01-18 Kazu Hirata <kazu@hxi.com>
6503 * config/h8300/h8300.md: Fix an insn length.
6505 2002-01-18 Kazu Hirata <kazu@hxi.com>
6507 * bitmap.h: Fix comment formatting.
6508 * combine.c: Likewise.
6509 * cppfiles.c: Likewise.
6510 * c-pragma.h: Likewise.
6511 * c-typeck.c: Likewise.
6512 * df.c: Likewise.
6513 * dwarf2out.c: Likewise.
6514 * function.c: Likewise.
6515 * gcc.c: Likewise.
6516 * genattrtab.c: Likewise.
6517 * gthr-win32.h: Likewise.
6518 * haifa-sched.c: Likewise.
6519 * predict.c: Likewise.
6520 * rtlanal.c: Likewise.
6521 * rtl.h: Likewise.
6522 * unwind-dw2-fde.h: Likewise.
6523 * unwind-pe.h: Likewise.
6524 * vmsdbgout.c: Likewise.
6526 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6528 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
6529 if type_required and passed decl.
6531 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
6533 * config.gcc (cpu_type): Include altivec.h in powerpc
6534 extra_headers.
6535 Same for darwin.
6537 * config/rs6000/altivec.h: New.
6539 2002-01-17 David Edelsohn <edelsohn@gnu.org>
6541 * doc/install.texi (*-ibm-aix*): Update assembler and exception
6542 handling information.
6543 * doc/trouble.texi (Interoperation): Add libstdc++ information
6544 for AIX.
6545 (Misunderstandings): Add template instantiation and static template
6546 member information for AIX.
6548 2002-01-17 Jason Merrill <jason@redhat.com>
6550 * dbxout.c (dbxout_type): Support const and volatile.
6552 * except.c (add_partial_entry): Remove backwards compatibility code.
6553 (end_protect_partials): Likewise.
6555 2002-01-17 Jakub Jelinek <jakub@redhat.com>
6557 * config/ia64/ia64.md (prologue_use): New.
6558 * config/ia64/ia64.c (ia64_expand_prologue): Use
6559 gen_prologue_use instead of gen_rtx_USE.
6560 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
6561 as CODE_FOR_pred_rel_mutex.
6562 (ia64_sched_reorder2): Likewise.
6564 2002-01-16 Eric Christopher <echristo@redhat.com>
6566 * config/mips/r3900.h: Reformat.
6567 (SUBTARGET_CPP_SIZE_SPEC): Remove.
6568 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
6569 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
6570 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
6571 * config/mips/t-elf: Remove mips3 multilib.
6573 2002-01-16 H.J. Lu <hjl@gnu.org>
6575 * config/mips/linux.h: Include "mips/abi64.h".
6577 2002-01-16 H.J. Lu <hjl@gnu.org>
6579 * config/mips/t-linux: New.
6581 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
6583 * config/mips/linux.h: Don't include "gofast.h".
6584 (INIT_SUBTARGET_OPTABS): Removed.
6586 2002-01-16 Kazu Hirata <kazu@hxi.com>
6588 * config/h8300/h8300-protos.h: Replace emit_a_shift with
6589 output_a_shift.
6590 * config/h8300/h8300.c: Likewise.
6591 * config/h8300/h8300.md: Likewise.
6593 2002-01-16 Kazu Hirata <kazu@hxi.com>
6595 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
6596 spaces after an opcode name.
6597 (pushqi1_h8300hs): Likewise.
6598 (pushhi1_h8300hs): Likewise.
6600 2002-01-16 Kazu Hirata <kazu@hxi.com>
6602 * doc/extend.texi: Replace "option" with "attribute"
6603 appropriately.
6605 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6607 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
6608 (and:DI () (const_int -8)).
6609 (split_small_symbolic_mem_operand): Split
6610 (mem (and:DI () (const_int -8)).
6612 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6614 PR target/5309:
6615 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
6616 same way as TYPE_IMUL.
6617 (ultrasparc_sched_reorder): Likewise.
6618 * config/sparc/sparc.md (type): Add comment to update
6619 ultrasparc_sched_reorder when making changes.
6621 2002-01-16 Kazu Hirata <kazu@hxi.com>
6623 * doc/invoke.texi: Change the dump file name of block
6624 reordering pass from 28.bbro to 29.bbro.
6625 Mention -dk option.
6627 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
6629 * i386.md (minsf splitter): Fix pasto.
6631 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6633 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
6634 to frame pointer initialisation instruction.
6635 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
6636 initialisation instruction.
6637 (soft_df_operand): Do not accept the IP register.
6638 (nonimmediate_soft_df_operand): Do not accept the IP register.
6640 2002-01-16 Jakub Jelinek <jakub@redhat.com>
6642 PR target/5357:
6643 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
6644 MASK_V8 being both set.
6646 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
6648 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
6649 insn for GOT register; add REG_MAYBE_DEAD notes instead.
6650 config/s390/s390.md (call, call_value): Add GOT register to
6651 CALL_INSN_FUNCTION_USAGE where needed.
6652 (call_exp, call_value_exp): New.
6654 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
6656 * config/arm/arm.c: General formatting tidy up.
6658 2002-01-16 Graham Stott <grahams@redhat.com>
6660 * calls.c (try_to_integrate): Use "(size_t)" intermediate
6661 cast and when casting an integer literal to "rtx" pointer.
6662 (expand_call): Likewise.
6663 * flow.c (try_pre_increment): Likewise.
6664 (find_use_as_address): Likewise.
6665 * integrate.c (expand_iline_function): Likewise.
6666 * regmove.c (try_auto_increment): Likewise.
6668 2002-01-16 Graham Stott <grahams@redhat.com>
6670 * sched-rgn.c (passed): Use sbitmap_free.
6671 (header): Likewise.
6672 (inner): Likewise.
6673 (in_queue): Likewise.
6674 (in_stack): Likewise.
6676 2002-01-15 Eric Christopher <echristo@redhat.com>
6678 * flow.c (propagate_one_insn): Change to use fatal_insn.
6680 2002-01-15 Kazu Hirata <kazu@hxi.com>
6682 * expmed.c (extract_fixed_bit_field): Remove unused code.
6683 * system.h: Poison SLOW_ZERO_EXTEND.
6684 * doc/tm.texi: Remove.
6685 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
6686 * config/arm/arm.h: Likewise.
6687 * config/avr/avr.h: Likewise.
6688 * config/clipper/clipper.h: Likewise.
6689 * config/convex/convex.h: Likewise.
6690 * config/d30v/d30v.h: Likewise.
6691 * config/dsp16xx/dsp16xx.h: Likewise.
6692 * config/elxsi/elxsi.h: Likewise.
6693 * config/fr30/fr30.h: Likewise.
6694 * config/h8300/h8300.h: Likewise.
6695 * config/i370/i370.h: Likewise.
6696 * config/i386/i386.h: Likewise.
6697 * config/m68k/m68k.h: Likewise.
6698 * config/mips/mips.h: Likewise.
6699 * config/ns32k/ns32k.h: Likewise.
6700 * config/pdp11/pdp11.h: Likewise.
6701 * config/pj/pj.h: Likewise.
6702 * config/s390/s390.h: Likewise.
6703 * config/sh/sh.h: Likewise.
6704 * config/stormy16/stormy16.h: Likewise.
6705 * config/v850/v850.h: Likewise.
6706 * config/vax/vax.h: Likewise.
6707 * config/we32k/we32k.h: Likewise.
6709 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
6711 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
6712 (altivec_lvsl): Change constraint to b.
6713 (altivec_lvsr): Same.
6714 (altivec_lvebx): Same.
6715 (altivec_lvehx): Same.
6716 (altivec_lvewx): Same.
6717 (altivec_lvxl): Same.
6718 (altivec_lvx): Same.
6719 (altivec_stvx): Add parallel.
6720 (altivec_stvxl): Same.
6721 (altivec_stvehx): Same.
6722 (altivec_stvebx): Same.
6723 (altivec_stvebx): Same.
6725 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
6727 * config.gcc: Change altivec.h to altivec-defs.h.
6729 * config/rs6000/altivec.h: Delete.
6731 * config/rs6000/altivec-defs.h: Add.
6733 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
6735 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
6736 and UMOD modes.
6738 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
6739 less than or equal to eight bytes.
6741 * vax.md (andsi3): Remove constraints and change SET destination
6742 operand type to nonimmediate_operand.
6743 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
6744 when it is a CONST_INT.
6746 2002-01-15 Jason Merrill <jason@redhat.com>
6748 * c-common.def (FILE_STMT): New code.
6749 * c-common.c (statement_code_p): It's a statement.
6750 * c-common.h (stmt_tree_s): Add x_last_filename.
6751 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
6752 (last_expr_filename): New macro.
6753 * c-semantics.c (begin_stmt_tree): Initialize it.
6754 (add_stmt): If the filename changed, also insert a
6755 FILE_STMT.
6756 (expand_stmt): Handle seeing one.
6758 2002-01-15 Eric Christopher <echristo@redhat.com>
6760 * flow.c (propagate_one_insn): Add error message and print out
6761 insn for debugging.
6763 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
6765 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
6766 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
6767 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
6768 TRAMPOLINE_ALIGNMENT.
6769 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
6770 to be in bits.
6771 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
6772 PCC_BITFIELD_TYPE_MATTERS.
6773 * config/interix.h (STDC_VALUE): Remove. Use
6774 STDC_0_IN_SYSTEM_HEADERS.
6775 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
6776 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
6777 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
6779 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
6781 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
6782 not work on this platform currently.
6784 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
6786 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
6787 readonly_warning in _().
6789 2002-01-15 Douglas B Rupp <rupp@gnat.com>
6791 * gcc.c (delete_if_ordinary): Backout previous change.
6793 2002-01-15 Kazu Hirata <kazu@hxi.com>
6795 * config/h8300/h8300.c (print_operand): Remove support for
6796 unused operand characters.
6798 * read-rtl.c: Fix formatting.
6799 * real.c: Likewise.
6800 * recog.c: Likewise.
6801 * regclass.c: Likewise.
6802 * regmove.c: Likewise.
6803 * reg-stack.c: Likewise.
6804 * reload1.c: Likewise.
6805 * rtlanal.c: Likewise.
6807 2002-01-15 Kazu Hirata <kazu@hxi.com>
6809 * config/i386/i386.c: Fix formatting.
6811 2002-01-15 Jakub Jelinek <jakub@redhat.com>
6813 * c-typeck.c (process_init_element): Don't save_expr
6814 COMPOUND_LITERAL_EXPR if just its initializer will be used.
6816 2002-01-15 David Edelsohn <edelsohn@gnu.org>
6818 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
6819 emit optional traceback table if optimize_size or TARGET_ELF.
6820 * config/rs6000/rs6000.md (prefetch): New.
6822 2002-01-15 Andreas Jaeger <aj@suse.de>
6824 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
6826 2002-01-15 Kazu Hirata <kazu@hxi.com>
6828 * mips-tfile.c: Fix formatting.
6830 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
6832 * unroll.c (final_reg_note_copy): Fix previous commit.
6834 2002-01-14 Kazu Hirata <kazu@hxi.com>
6836 * config/h8300/h8300-protos.h: Remove the prototype for
6837 eq_operator.
6838 * config/h8300/h8300.c (eq_operator): Remove.
6840 2002-01-14 Richard Henderson <rth@redhat.com>
6842 * config/i386/i386.md (prefetch): Tidy.
6843 (prefetch_3dnow): Fix locality operand.
6845 2002-01-14 Richard Henderson <rth@redhat.com>
6847 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
6848 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
6850 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
6852 * reload1.c (reload_combine): Pass reg_sum replacement through
6853 copy_rtx in loop performing multiple changes.
6855 2002-01-14 Jakub Jelinek <jakub@redhat.com>
6857 * except.c (remove_unreachable_regions): New.
6858 (free_eh_status): Clear exception_handler_labels.
6859 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
6860 (find_exception_handler_labels): Don't add the same label more than
6861 once.
6862 (remove_exception_handler_label): Don't die if
6863 find_exception_handler_labels hasn't been called for the current
6864 function yet.
6866 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
6868 * toplev.c (rest_of_compilation): Rebuild jump labels after
6869 gcse.
6871 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
6873 * doc/extend.texi: Move documentation of X86 built-in functions
6874 here.
6875 * doc/invoke.texi: From here.
6876 * doc/sourcebuild.texi: Document location of documentation for
6877 machine built-in functions.
6879 2002-01-13 Christopher Faylor <cgf@redhat.com>
6881 * cppfiles.c (TEST_THRESHOLD): New macro.
6882 (SHOULD_MMAP): Ditto.
6883 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
6884 be used.
6886 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
6888 * unroll.c (final_reg_note_copy): Properly handle
6889 REG_LABEL
6890 (unroll_loops): Fix LOOP_CONDITION heuristics.
6892 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
6894 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
6895 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
6897 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
6899 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
6900 threaded loop.
6902 2002-01-14 Tom Rix <trix@redhat.com>
6904 * config/rs6000/rs6000.md: Fix typo with sradi.
6906 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
6908 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
6909 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
6910 (clrstrdi, clrstrsi): Adapt callers.
6912 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
6914 (movti splitter): Never use register 0 as base register.
6916 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
6918 * combine.c (simplify_shift_const): Always generate new rtx
6919 for shift expression instead of reusing given expression.
6921 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6923 * config/alpha/alpha.c (alpha_expand_mov): Don't call
6924 alpha_legitimize_address unless mode is Pmode.
6926 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
6928 * doc/md.texi (Modifiers): Document the '*' constraint for the
6929 user.
6931 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
6932 * doc/extend.texi (Function Attributes): 'interrupt' is valid
6933 for xstormy16 too.
6935 2002-01-13 Richard Henderson <rth@redhat.com>
6937 * reload.c (find_reloads): Use a hard reg destination as reload reg
6938 for an input reload of the source.
6940 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6942 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
6943 more generic.
6945 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
6947 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
6948 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
6950 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
6952 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6954 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
6956 2002-01-12 Tom Rix <trix@redhat.com>
6958 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
6959 TARGET_POWERPC64.
6961 2002-01-12 Richard Henderson <rth@redhat.com>
6963 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
6965 * doc/invoke.texi: Update Alpha options.
6967 * doc/invoke.texi: Update i386 built-in function lists.
6969 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
6971 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
6972 referencing outside.
6974 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6976 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
6977 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
6978 offsets, and change line folding.
6979 * optabs.c (expand_binop): Remove warnings.
6980 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
6982 2002-01-12 Graham Stott <grahams@redhat.com>
6984 * attribs.c (handle_deprecated_attribute): constify WHAT.
6985 * diagnostic.c (warn_deprecated_use): Add braces, fixes
6986 dangling else warning and constify WHAT.
6987 * except.h (struct function, struct inline_remap): Move
6988 struct tag forward defs before all prototypes.
6989 (duplicate_eh_regions): Whitespace.
6991 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
6993 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
6994 MODE_BASE_REG_CLASS.
6995 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
6997 2002-01-12 Richard Henderson <rth@redhat.com>
6999 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
7000 (ix86_expand_vector_move): New.
7001 (bdesc_2arg): Remove andps, andnps, orps, xorps.
7002 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
7003 Remove old prefetch builtins. Special case the logicals removed above.
7004 (ix86_expand_builtin): Likewise.
7005 (safe_vector_operand): Use V4SFmode, not TImode.
7006 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
7007 (ix86_expand_timode_binop_builtin): New.
7008 * config/i386/i386-protos.h: Update.
7009 * config/i386/i386.h (enum ix86_builtins): Update.
7010 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
7011 Use ix86_expand_vector_move in vector move expanders.
7012 (movti_internal, movti_rex64): Add xorps alternative.
7013 (sse_clrv4sf): Rename and adjust from sse_clrti.
7014 (prefetch): Don't work so hard.
7015 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
7016 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
7017 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
7019 2002-01-11 Richard Henderson <rth@redhat.com>
7021 * config/i386/mmintrin.h: New file.
7022 * config/i386/xmmintrin.h: New file.
7023 * config.gcc (i?86-*-*): Add extra_headers.
7024 * simplify-rtx.c (simplify_unary_operation): Handle saturating
7025 truncation codes.
7026 (simplify_binary_operation): Handle saturating arithmetic codes.
7027 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
7028 not the lowpart subreg.
7029 (ix86_expand_builtin): Return a TImode dummy register instead of 0
7030 on error.
7031 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
7033 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7035 * conflict.c (conflict_graph_compute): Free regsets when finished.
7036 * ssa.c (compute_coalesced_reg_partition): Likewise.
7038 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7040 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
7041 every where we allocate a register.
7043 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7045 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
7046 * lcm.c (compute_earliest, compute_farthest): Likewise.
7048 2002-01-11 Janis Johnson <janis187@us.ibm.com>
7050 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
7052 2002-01-11 Janis Johnson <janis187@us.ibm.com>
7054 * doc/rtl.texi (Insns): Fix 2 typos.
7056 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
7058 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
7059 options. Use @table @gcctabopt for MMIX options. Add index
7060 entries for MMIX options. Start new paragraph with first
7061 heading of the machine-dependent options.
7063 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
7065 PR other/5299
7066 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
7067 * combine.c (force_to_mode): Same.
7068 * reload1.c (clear_reload_reg_in_use): Same.
7070 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
7072 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
7073 and 'subtargets'.
7075 2002-01-11 Andreas Jaeger <aj@suse.de>,
7076 Brad Lucier <lucier@math.purdue.edu>
7078 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
7079 mcpu.
7081 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
7083 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
7084 Protect with IN_LIBGCC.
7085 (LINK_EH_SPEC): Add required trailing space.
7087 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
7089 * c-tree.h: Move function declarations so that they are listed
7090 under the filename which contains them.
7091 (check_identifier, finish_decl_top_level,
7092 lookup_name_current_level_global, shadow_record_fields): Remove.
7094 2002-01-11 Andreas Jaeger <aj@suse.de>
7096 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
7097 march.
7099 2002-01-10 Richard Henderson <rth@redhat.com>
7101 * config/alpha/alpha.c (print_operand): Add 'J'.
7102 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
7103 new operand with the sequence number for the lituse. When splitting
7104 the insns, use gen_movdi_er_high_g and generate a sequence number.
7105 (gen_movdi_er_high_g): Print the sequence number if non-zero.
7107 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
7109 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
7110 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
7111 stvxl.
7112 (altivec_expand_builtin): Same.
7113 (altivec_expand_stv_builtin): New.
7115 * config/rs6000/rs6000.h (rs6000_builtins): Same.
7117 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
7118 ("altivec_lvehx"): New.
7119 ("altivec_lvewx"): New.
7120 ("altivec_lvxl"): New.
7121 ("altivec_lvx"): New.
7122 ("altivec_stvx"): New.
7123 ("altivec_stvebx"): New.
7124 ("altivec_stvehx"): New.
7125 ("altivec_stvewx"): New.
7126 ("altivec_stvxl"): New.
7128 2002-01-10 Richard Henderson <rth@redhat.com>
7130 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
7131 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
7132 care not to delete instructions twice.
7134 2002-01-10 Zack Weinberg <zack@codesourcery.com>
7136 * toplev.c: Don't declare environ (it's not used anywhere).
7137 * configure.in: Don't check for declaration of environ.
7138 * config/i386/xm-mingw32.h: Don't #define environ.
7139 * config.in, configure: Regenerate.
7141 2002-01-10 Zack Weinberg <zack@codesourcery.com>
7143 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
7144 * configure: Regenerate.
7146 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
7147 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
7148 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
7149 alpha/xm-vms.h.
7150 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
7151 LIMITS_H_TEST here, not in m68k/x-next.
7152 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
7153 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
7155 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
7156 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
7157 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
7159 * config/i386/x-djgpp: Renamed i386/t-djgpp.
7160 * config/m88k/x-dolph: Renamed m88k/t-dolph.
7161 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
7162 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
7163 replacement of quadlib.asm with quadlib.c.
7165 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
7166 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
7167 config/rs6000/xm-beos.h: Delete file.
7169 * config.gcc: Update to match above changes.
7171 2002-01-10 Kazu Hirata <kazu@hxi.com>
7173 * config/h8300/h8300.h: Fix comment typos.
7174 * config/h8300/h8300.md: Likewise.
7175 * config/h8300/lib1funcs.asm: Likewise.
7177 2002-01-10 Dale Johannesen <dalej@apple.com>
7179 PR optimization/5269
7180 * unroll.c (precondition_loop_p): Make *increment be the correct
7181 sign when n_iterations known, to avoid confusing caller.
7183 2002-01-10 Kazu Hirata <kazu@hxi.com>
7185 * doc/extend.texi (deprecated): Fix a typo.
7187 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
7189 * basic-block.h (update_br_prob_note): Declare.
7190 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
7191 (try_forward_edges): Care negative frequencies and update note.
7192 (outgoing_edges_match): Tweek conditional merging heuristics.
7193 (try_crossjump_to_edge): use update_br_prob_note.
7194 * cfglayout.c (fixup_reorder_chain): Likewise.
7195 * cfrtl.c (update_br_prob_note): New.
7196 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
7198 * i386.c (ix86_decompose_address): Return -1 if address contains
7199 shift.
7200 (legitimate_address_p): Require ix86_decompose_address to return 1.
7202 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
7203 (cprop_insn): Likewise.
7205 2002-01-10 Kazu Hirata <kazu@hxi.com>
7207 * toplev.c: Fix formatting.
7208 * tree.c: Likewise.
7209 * tree-dump.c: Likewise.
7210 * unroll.c: Likewise.
7211 * unwind-dw2.c: Likewise.
7212 * unwind-dw2-fde.c: Likewise.
7213 * unwind-dw2-fde-glibc.c: Likewise.
7214 * unwind-sjlj.c: Likewise.
7216 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7218 * doc/invoke.texi: Document PDP-11 options.
7220 2002-01-10 Kazu Hirata <kazu@hxi.com>
7222 * config/h8300/h8300.h: Fix formatting.
7224 2002-01-10 Ira Ruben <ira@apple.com>
7226 Add __attribute__ ((deprecated)).
7227 * extend.texi: Document __attribute__ ((deprecated)).
7228 * invoke.texi: Document -Wno-deprecated-declarations.
7229 * testsuite/g++.dg/other/deprecated.C: New C++ test.
7230 * testsuite/gcc.dg/deprecated.c: New C test.
7231 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
7232 (c_common_attribute_table): Add "deprecated" entry.
7233 (handle_deprecated_attribute): New function.
7234 * c-decl.c (deprecated_states): New enum.
7235 deprecated_state: State of "deprecated" handling.
7236 (start_decl): Set deprecated_state based on attributes.
7237 (grokdeclarator): Test for deprecated uses, propagate attribute.
7238 * c-typeck.c (build_component_ref): Test for deprecated fields.
7239 (build_external_ref): Test for deprecated primaries.
7240 * diagnostic.c (warn_deprecated_use) New function to issue
7241 warnings about __attribute__ ((depricated)) references.
7242 * flags.h (warn_deprecated_decl): Extern declared for
7243 -W[no-]deprecated-declarations option.
7244 * print-tree.c (print_node): Show deprecated flag status.
7245 * toplev.c (warn_deprecated_decl): Defined.
7246 (W_options): Added "deprecated-declaration".
7247 * toplev.h (warn_deprecated_use): Extern declared.
7248 * tree.h (struct tree_common): Define deprecated_flag.
7249 (TREE_DEPRECATED): New macro to access flag.
7250 * cp/call.c (build_call): Test for deprecated calls.
7251 * cp/class.c (add_implicitly_declared_members): Set global
7252 flag to tell grokdeclarator to not issue deprecated warnings.
7253 * cp/cp-tree.h: Add extern for adding_implicit_members.
7254 * cp/decl.c (deprecated_states): New enum.
7255 (start_decl): Set deprecated_state based on attributes.
7256 (grokdeclarator): Test for deprecated uses, propagate attribute.
7257 * cp/lex.c (do_identifier): Test for deprecated primaries.
7258 * cp/typeck.c (build_component_ref): Test for deprecated fields.
7260 2002-01-10 Ira Ruben <ira@apple.com>
7262 Fix to assign attributes to inline member functions.
7263 * cp/decl.c (start_method): Handle attrlist.
7265 2002-01-10 Kazu Hirata <kazu@hxi.com>
7267 * combine.c (expand_field_assignment): Use subreg_lsb().
7269 2002-01-10 David Edelsohn <edelsohn@gnu.org>
7271 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
7272 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
7273 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
7274 Recurse for any operand of AND as long as constant is non-zero.
7276 2002-01-10 Kazu Hirata <kazu@hxi.com>
7278 * config/h8300/h8300.md: Remove constraints from expanders.
7280 2002-01-10 Kazu Hirata <kazu@hxi.com>
7282 * varasm.c: Fix formatting.
7283 * varray.c: Likewise.
7284 * vmsdbgout.c: Likewise.
7285 * xcoffout.c: Likewise.
7287 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
7289 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
7290 update edge probabilities to match.
7292 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
7294 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
7295 dependencies.
7296 * doc/languages.texi, doc/sourcebuild.texi: New files.
7297 * doc/configfiles.texi: Make a subsubsection. Update.
7298 * doc/configterms.texi: Add @node. Remove warning that this isn't
7299 instructions for building GCC.
7300 * doc/makefile.texi: Make a subsection.
7301 * doc/gccint.texi: Update.
7303 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
7305 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
7307 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
7309 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
7311 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
7313 * optabs.c (expand_fix): Look for wider integer modes first.
7315 * i386.md (mov?f): Avoid the fake const double trick for medium
7316 memory model.
7317 (min?f*/max?f*): Prohibit memory operands for i387 variant.
7318 (fop_df_4): Disable for SSE compilation.
7320 2002-01-10 Graham Stott <grahams@redhat.com>
7322 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
7323 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
7325 2002-01-10 Richard Henderson <rth@redhat.com>
7327 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
7329 2002-01-10 Richard Henderson <rth@redhat.com>
7331 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
7332 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
7334 2002-01-10 Kazu Hirata <kazu@hxi.com>
7336 * combine.c (can_combine_p): Fix a comment typo.
7338 2002-01-09 Zack Weinberg <zack@codesourcery.com>
7340 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
7341 empty list correctly. Change loop index $t to $f for
7342 consistency with rest of Makefile.
7344 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
7346 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
7347 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
7349 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
7350 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
7351 (altivec_init_builtins): Same.
7352 (altivec_expand_unop_builtin): Return NULL_RTX on error.
7353 (altivec_expand_binop_builtin): Same.
7354 (altivec_expand_ternop_builtin): Same.
7355 (bdesc_dst): New.
7357 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
7358 ("altivec_vctuxs"): Fix typo.
7359 ("altivec_vnmsubfp"): Same.
7360 ("altivec_dssall"): New.
7361 ("altivec_mfvscr"): New.
7362 ("altivec_dss"): New.
7363 ("altivec_lvsl"): New.
7364 ("altivec_lvsr"): New.
7365 ("altivec_dstt"): New.
7366 ("altivec_dstst"): New.
7367 ("altivec_dststt"): New.
7368 ("altivec_dst"): New.
7370 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
7371 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
7373 2002-01-09 Richard Henderson <rth@redhat.com>
7375 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
7377 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
7379 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
7380 function.
7381 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
7382 prototype.
7383 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
7385 2002-01-09 Kazu Hirata <kazu@hxi.com>
7387 * read-rtl.c: Fix formatting.
7388 * real.c: Likewise.
7389 * regclass.c: Likewise.
7390 * regrename.c: Likewise.
7391 * reg-stack.c: Likewise.
7392 * reload1.c: Likewise.
7393 * reload.c: Likewise.
7394 * rtl.c: Likewise.
7396 2002-01-09 Kazu Hirata <kazu@hxi.com>
7398 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
7399 to extract items in the expr_list chain.
7401 2002-01-09 Richard Henderson <rth@redhat.com>
7403 * config/vax/vax.c (vax_rtx_cost): Never abort.
7405 * config/vax/vax.h (REAL_ARITHMETIC): Define.
7407 2002-01-09 Jan Hubicka <jh@suse.cz>
7409 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
7411 2002-01-09 Richard Henderson <rth@redhat.com>
7413 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
7414 Unify code from various alternatives.
7416 2002-01-09 Richard Henderson <rth@redhat.com>
7418 * regrename.c (copy_value): Ignore the copy if the source register
7419 is present in the value chain with a narrower mode.
7421 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7423 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
7424 for the c4x target. Also improve layout.
7426 2002-01-09 Richard Henderson <rth@redhat.com>
7428 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
7429 * config/m32r/m32r.md (and ior xor splitters): Swap operands
7430 to match insn patterns.
7432 2002-01-09 Richard Henderson <rth@redhat.com>
7434 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
7435 (copyprop_hardreg_forward_1): Likewise.
7437 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7439 * pa.md (decrement_and_branch_until_zero): Change predicate for
7440 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
7442 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7444 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
7445 gets undefined. For Darwin.
7447 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7449 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
7451 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7453 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
7455 2002-01-08 Richard Henderson <rth@redhat.com>
7457 * regrename.c (copy_value): Ignore overlapping copies.
7459 2002-01-08 Richard Henderson <rth@redhat.com>
7461 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
7462 as needed to avoid shared structure.
7464 2002-01-08 Kazu Hirata <kazu@hxi.com>
7466 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
7467 H8/300H and H8/S.
7469 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7471 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
7472 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
7473 documentation of obsolete macros.
7474 * system.h: Poison these macros.
7475 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
7476 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
7477 config/c4x/c4x.h, config/clipper/clipper.h,
7478 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
7479 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
7480 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
7481 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
7482 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
7483 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
7484 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
7485 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
7486 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
7487 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
7488 config/sparc/sparc.h, config/stormy16/stormy16.h,
7489 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
7490 definitions and commented out definitions of obsolete macros.
7491 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
7492 of MAX_INT_TYPE_SIZE.
7494 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7496 * config/s390/s390.c (s390_preferred_reload_class): Never
7497 return ADDR_REGS if it isn't a subset of the given class.
7498 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
7499 FP_REGS, but all superclasses as well.
7501 * config/s390/s390.c (s390_function_profiler): Fix thinko.
7503 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
7504 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
7505 must not be a const_int.
7507 2002-01-08 Richard Henderson <rth@redhat.com>
7509 * Makefile.in (toplev.o): Depend on options.h.
7510 (gcc.o): Depend on specs.h.
7512 2002-01-08 Jakub Jelinek <jakub@redhat.com>
7514 * expr.c (store_expr): Convert VOIDmode constants back to target's
7515 mode.
7517 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7519 * doc/invoke.texi: Markup gcc as @command. Refer to
7520 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
7521 of http://gcc.gnu.org/thanks.html.
7523 2002-01-08 Dale Johannesen <dalej@apple.com>
7525 * config/rs6000/rs6000.md: Add missing int register
7526 target case to movdf_low.
7528 2002-01-08 Zack Weinberg <zack@codesourcery.com>
7530 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
7531 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
7532 (cppinit.o): Depend on except.h.
7533 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
7534 s-specs): New rules.
7536 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
7537 Don't create specs.h/options.h/gencheck.h here. Remove
7538 unnecessary variable settings from last argument of AC_OUTPUT.
7539 * config.in, configure: Regenerate.
7540 * intl.c: Hardcode package name as "gcc".
7542 * cppinit.c: Include except.h.
7543 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
7544 appropriate.
7545 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
7546 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
7547 (!)USING_SJLJ_EXCEPTIONS.
7548 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
7550 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7552 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
7553 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
7554 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
7555 documentation of obsolete macros.
7556 * system.h: Poison these macros.
7557 * config/d30v/d30v.h, config/ns32k/encore.h,
7558 config/stormy16/stormy16.h: Remove definitions and commented out
7559 definitions of obsolete macros.
7561 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
7563 * objc/objc-act.c (handle_class_ref): Mark the declaration of
7564 %sobjc_class_ref_%s as used - to prevent unwanted compiler
7565 warnings.
7567 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
7569 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
7570 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
7571 to insn adjusting stack/frame pointer.
7572 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
7573 accept operands that cause the insn to be non-splittable.
7575 2002-01-08 Graham Stott <grahams@redhat.com>
7577 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
7578 (C_TYPE_FIELDS_VOLATILE): Likewise.
7579 (C_TYPE_BEING_DEFINED): Likewise.
7580 (C_IS_RESERVED_WORD): Likewise.
7581 (C_TYPE_VARIABLE_SIZE): Likewise.
7582 (C_DECL_VARIABLE_SIZE): Likewise.
7583 (C_MISSING_PROTOTYPE_WARNED): Likewise.
7584 (C_SET_EXP_ORIGINAL_CODE): Likewise.
7585 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
7586 parenthesis.
7587 (C_DECL_ANTICIPATED): Likewise.
7588 (c_build_type_variant): Add parenthesis.
7590 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
7592 * gcc.c (option_map): Remove --version.
7593 (process_command): Handle -fversion following the GNU Coding
7594 Standards. Partially addresses PR other/704.
7596 2002-01-08 Graham Stott <grahams@redhat.com>
7598 * combine.c (combine_instructions): Fix typo.
7600 2002-01-08 Graham Stott <grahams@redhat.com>
7602 * debug.h: Use "tree" and "rtx" throughout.
7604 * debug.c: Likewise.
7606 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
7608 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
7609 constant pool, use the pool's version of the symbol instead.
7611 2002-01-07 Richard Henderson <rth@redhat.com>
7613 * regrename.c (find_oldest_value_reg): Ignore the value chain if
7614 the original register was copied in a mode with a fewer number of
7615 hard registers than the desired mode.
7616 (copyprop_hardreg_forward_1): Likewise.
7617 (debug_value_data): Fix loop test.
7618 * toplev.c (parse_options_and_default_flags): Reenable
7619 -fcprop-registers at -O1.
7621 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7623 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
7624 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
7626 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
7627 predicates.
7629 * config/rs6000/rs6000.md: Add altivec predicate patterns.
7631 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
7633 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
7634 (pa_output_function_prologue): Output local label at the beginning of
7635 the prologue when profiling.
7636 (hppa_profile_hook): Use the local label rather than the function label.
7637 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
7639 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7641 * config/rs6000/rs6000.c (print_operand): Remove extra space.
7642 (altivec_expand_unop_builtin): Fix thinko.
7643 (altivec_expand_binop_builtin): Same.
7644 (altivec_expand_ternop_builtin): Same.
7645 (altivec_expand_builtin): Same.
7647 2002-01-07 Richard Henderson <rth@redhat.com>
7649 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
7651 2002-01-07 Jason Merrill <jason@redhat.com>
7653 * unwind-dw2.c (execute_cfa_program): Use < again.
7655 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7657 * predict.c (combine_predictions_for_insn): Avoid division by zero.
7659 2002-01-07 Jakub Jelinek <jakub@redhat.com>
7661 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
7662 Don't allow -1 - x -> ~x simplifications in the first pass.
7664 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
7666 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
7667 arguments.
7668 (altivec_expand_binop_builtin): Same.
7669 (altivec_expand_unop_builtin): Same.
7670 (print_operand): Fix typo.
7671 (bdesc_1arg): Add vupk* variants.
7673 * rs6000.h (rs6000_builtins): Add vupk* enums.
7675 * rs6000.md: Add altivec_vupk* variants.
7677 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
7679 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
7680 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
7681 and last update dates.
7683 2002-01-07 Janis Johnson <janis187@us.ibm.com>
7685 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
7687 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
7689 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
7690 * config/avr/avr.h (CPP_SPEC): Likewise.
7691 (LINK_SPEC): Likewise.
7692 (CRT_BINUTILS_SPECS): Likewise.
7693 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7694 * doc/invoke.texi (AVR Options): Document them.
7696 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
7698 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
7699 LABEL_NUSES.
7701 2002-01-07 Graham Stott <grahams@redhat.com>
7703 * config/i386/i386.h: Update copyright date.
7704 (HALF_PIC_PTR): Add parenthesis.
7705 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
7706 (CONSTANT_ALIGNMENT): Add parenthesis.
7707 (DATA_ALIGNMENT): Likewise.
7708 (LOCAL_ALIGNMENT): Likewise.
7709 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
7710 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
7711 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
7712 (HARD_REGNO_NREGS): Add paranethesis.
7713 (VALID_SSE_REG_MODE): Whitespace.
7714 (VALID_MMX_REG_MODE): Whitespace.
7715 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
7716 (ix86_hard_regno_mode_ok): Add parenthesis.
7717 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
7718 (RETURN_IN_MEMORY): Whitespace.
7719 (N_REG_CLASSES): Add parenthesis.
7720 (INTEGER_CLASS_P): Add parenthesis and wrap.
7721 (FLOAT_CLASS_P): Likewise.
7722 (SSE_CLASS_P): Likewise.
7723 (MMX_CLASS_P): Likewise.
7724 (MAYBE_INTEGER_CLASS_P): Likewise.
7725 (MAYBE_FLOAT_CLASS_P): Likewise.
7726 (MAYBE_SSE_CLASS_P): Likewise.
7727 (MAYBE_MMX_CLASS_P): Likewise.
7728 (Q_CLASS_P): Likewise.
7729 (GENERAL_REGNO_P): Uppercase macro parameter.
7730 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
7731 (FP_REGNO_P): Likewise.
7732 (ANY_FP_REGNO_P): Uppercase macro parameter.
7733 (SSE_REGNO_P): Likewise.
7734 (SSE_REGNO): Likewise.
7735 (SSE_REG_P): Likewise.
7736 (SSE_FLOAT_MODE_P): Likewise.
7737 (MMX_REGNO_P): Likewise.
7738 (MMX_REG_P):Likewise.
7739 (STACK_REG_P): Likewise.
7740 (NON_STACK_REG_P): Likewise.
7741 (STACK_TOP_P): Likewise.
7742 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
7743 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
7744 (SECONDARY_MEMORY_NEEDED): Likewise.
7745 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
7746 (MD_ASM_CLOBBERS): Whitespace and wrap.
7747 (MUST_PASS_IN_STACK): Whitespace and wrap.
7748 (RETURN_POPS_ARGS): Add parenthesis.
7749 (INIT_CUMULATIVE_ARGS): Likewise.
7750 (FUNCTION_ARG): Likewise.
7751 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
7752 (SETUP_INCOMING_VARARGS): Likewise.
7753 (BUILD_VA_LIST_TYPE): Add parenthesis.
7754 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
7755 parenthsis.
7756 (EXPAND_BUILTIN_VA_ARG): Likewise.
7757 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
7758 (INITIALIZE_TRAMPOLINE): Add parenthesis.
7759 (INITIAL_ELIMINATION_OFFSET): Likewise.
7760 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
7761 (REGNO_OK_FOR_BASE_P): Likewise.
7762 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
7763 (REGNO_OK_FOR_DIREG_P): Likewise.
7764 (REG_OK_FOR_INDEX_P): Whitespace.
7765 (REG_OK_FOR_BASE_P): Whitespace.
7766 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
7767 parenthesis.
7768 (FIND_BASE_TERM): Fix typo.
7769 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
7770 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
7771 (SYMBOLIC_CONST; Whitespace.
7772 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
7773 (ENCODE_SECTION_INFO): Whitespace.
7774 (FINALIZE_PIC): Remove do { ... } while (0).
7775 (PROMOTE_MODE): Wrap in do { ... } while (0).
7776 (CONST_COSTS): Whitespace.
7777 (RTX_COSTS): Add paramethesis, whitespace and wrap.
7778 (REGISTER_MOVE_COST): Add parenthesis.
7779 (MEMORY_MOVE_COST): Likewise.
7780 (EXTRA_CC_MODES): Whitespace.
7781 (SELECT_CC_MODE): Add parenthesis and whitespace.
7782 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
7783 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
7784 (ASM_OUTPUT_LABEL): Add paramethesis.
7785 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
7786 (ASM_OUTPUT_REG_POP): Likewise.
7787 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
7788 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
7790 * config/i386/i386.c: Update copyright.
7791 (CHECK_STACK_LIMIT): Add parenthesis.
7792 (AT_BP): Uppercase macro parameter.
7793 (x86_64_int_parameter_registers): Constify.
7794 (x86_64_int_return_registers): Likewise.
7795 (ix86_compare_op0): Use rtx.
7796 (construct_container): Constify INTREG parameter.
7797 (function_arg): Use rtx.
7799 * diagnostic.h: Update copyright date.
7800 (output_buffer_state): Add parenthesis.
7801 (output_buffer_format_args): Likewise.
7803 * combine.c (combine_instructions): Replace XEXP (links, 0)
7804 with link.
7806 2002-01-06 H.J. Lu <hjl@gnu.org>
7808 * cfgcleanup.c (thread_jump): Fix 2 typos.
7810 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
7812 * config.gcc: Add support for --enable-altivec.
7814 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
7816 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
7818 2002-01-06 Jakub Jelinek <jakub@redhat.com>
7820 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
7821 __objc_class_name_*.
7823 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
7825 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
7827 2002-01-06 Richard Henderson <rth@redhat.com>
7829 * reorg.c (emit_delay_sequence): Remove death notes, not merely
7830 nop them out. Increment label reference count for REG_LABEL.
7831 (fill_slots_from_thread): Frob label reference count around
7832 delete_related_insns.
7834 2002-01-05 Richard Henderson <rth@redhat.com>
7836 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
7837 jump threading.
7839 2002-01-05 Richard Henderson <rth@redhat.com>
7841 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
7842 * integrate.c (output_inline_function): Likewise.
7843 * toplev.c (rest_of_compilation): Do it here instead. Move call
7844 to remove_unnecessary_notes after emitting abstract instance.
7845 Force an emitted nested function to have its parent emited as well.
7846 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
7847 for null.
7848 (rtl_for_decl_location): Do not look at reload data structures
7849 before reload has run.
7851 2002-01-05 Kazu Hirata <kazu@hxi.com>
7853 * cse.c: Fix formatting.
7854 * dwarf2asm.c: Likewise.
7855 * dwarf2out.c: Likewise.
7856 * explow.c: Likewise.
7857 * expmed.c: Likewise.
7858 * function.c: Likewise.
7859 * gcov.c: Likewise.
7860 * gencheck.c: Likewise.
7861 * genrecog.c: Likewise.
7862 * ggc-common.c: Likewise.
7863 * ggc-page.c: Likewise.
7864 * global.c: Likewise.
7866 2002-01-05 Kazu Hirata <kazu@hxi.com>
7868 * combine.c: Fix formatting.
7870 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
7872 PR middle-end/1557
7873 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
7875 2002-01-05 David Edelsohn <edelsohn@gnu.org>
7877 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
7878 as 1 for __powerpc64__ as well.
7880 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
7882 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
7883 return it.
7885 2002-01-05 Daniel Berlin <dan@dberlin.org>
7887 * lcm.c: Revert change, due to performance regression it causes on
7888 SPEC because it's slightly more conservative (sigh, I hate
7889 edge-based LCM).
7891 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
7893 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
7895 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
7897 * doc/cppinternals.texi: Update.
7899 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
7901 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
7902 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
7903 negatives.
7904 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
7905 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
7906 kludge for pre-october-14th mmix versions to handle new-found bug
7907 with PUSHJ/PUSHGO and the register stack.
7908 * config/mmix/mmix.h (struct machine_function): Rename member
7909 has_call_value_without_parameters to has_call_without_parameters.
7910 All referers changed.
7911 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
7912 TARGET_MASK_BRANCH_PREDICT): New macros.
7913 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
7914 -mno-reg-stack-fill-bug-workaround.
7915 * config/mmix/mmix.md ("call"): Set struct machine member
7916 has_call_without_parameters.
7918 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
7920 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
7922 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
7924 * cfgcleanup.c: Include tm_p.h
7925 (mark_effect): Fix handling of hard register; fix handling of SET
7927 2002-01-04 Kazu Hirata <kazu@hxi.com>
7929 * config/h8300/h8300.md (anonymous patterns): Check that
7930 operands are registers before using REGNO on them.
7932 2002-01-03 Roland McGrath <roland@frob.com>
7934 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
7936 2002-01-04 Jakub Jelinek <jakub@redhat.com>
7938 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
7939 * c-common.h (genrtl_expr_stmt_value): Likewise.
7940 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
7941 (expand_expr_stmt_value): Add maybe_last argument.
7942 Don't warn about statement with no effect if it is the last statement
7943 in expression statement.
7944 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
7945 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
7946 expand_expr_stmt_value.
7947 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
7948 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
7949 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
7950 as maybe_last to expand_expr_stmt_value.
7952 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
7954 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
7955 be passed in, do not build it.
7956 (c_begin_if_stmt): New function.
7957 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
7958 * c-common.h (c_expand_start_cond): Update prototype.
7959 (c_begin_if_stmt): Prototype new function.
7960 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
7961 * c-parse.in (if_prefix): Use c_begin_if_stmt,
7962 c_begin_while_stmt and c_finish_while_stmt_cond.
7964 2002-01-04 William Cohen <wcohen@redhat.com>
7966 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
7967 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
7968 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
7969 * config/pa/som.h (ASM_FILE_START): Likewise.
7971 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
7973 * lcm.c: Include df.h.
7974 Add available_transfer_function prototype.
7975 (compute_available): Rework to use iterative dataflow framework.
7976 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
7977 with bb_info in df.h
7978 (available_transfer_function): New function.
7980 * Makefile.in (lcm.o): add df.h to dependencies.
7982 2002-01-04 Richard Henderson <rth@redhat.com>
7984 * config/alpha/alpha.c (some_operand): Accept HIGH.
7985 (input_operand): Likewise; accept simple references to globals.
7986 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
7987 (alpha_const_double_ok_for_letter_p): Likewise.
7988 (alpha_extra_constraint): Likewise.
7989 (alpha_preferred_reload_class): Likewise. Do not force
7990 symbolic constants to memory.
7991 (alpha_legitimate_address_p): Accept simple references
7992 to small_symbolic_operand.
7993 (alpha_legitimize_address): New arg scratch. Be prepared to be
7994 called when no_new_pseudos. Emit simple symbolic references.
7995 Split integers into low, high, and rest.
7996 (alpha_expand_mov): Use alpha_legitimize_address.
7997 (some_small_symbolic_mem_operand): New.
7998 (split_small_symbolic_mem_operand): New.
7999 * config/alpha/alpha-protos.h: Update.
8000 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
8001 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
8002 (EXTRA_CONSTRAINT): Likewise.
8003 (PREFERRED_RELOAD_CLASS): Likewise.
8004 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
8005 (PREDICATE_CODES): Update.
8006 * config/alpha/alpha.md: New post-reload splitters to convert
8007 simplfied symbolic operands to the form that references $29.
8008 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
8009 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
8011 2002-01-03 Richard Henderson <rth@redhat.com>
8013 * local-alloc.c (function_invariant_p): Update commentary.
8015 2002-01-04 H.J. Lu <hjl@gnu.org>
8017 * toplev.c (rest_of_compilation): Fix a typo when calling
8018 cleanup_cfg.
8020 2002-01-03 Kazu Hirata <kazu@hxi.com>
8022 * c-common.c: Fix formatting.
8023 * diagnostic.c: Likewise.
8024 * doloop.c: Likewise.
8025 * dwarf2out.c: Likewise.
8027 2002-01-03 Kazu Hirata <kazu@hxi.com>
8029 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
8030 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
8032 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
8034 * cpperror.c: Update comments and copyright.
8035 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
8036 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
8038 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8040 * collect2.c (main): Use strcmp when testing for "-shared".
8042 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
8044 * cppmacro.c: Don't include intl.h. Update comments.
8045 (new_number_token): Allocate enough buffer for 64-bit unsigned
8046 integers; update prototype.
8047 * cppmain.c: Update comments.
8049 2002-01-03 William Cohen <wcohen@redhat.com>
8051 * function.h (struct function): Add profile.
8052 (current_function_profile): New.
8053 doc/extend.texi: Update documentation.
8054 * final.c (final_start_function): Use current_function_profile
8055 instead of profile_flag.
8056 (profile_after_prologue): Likewise.
8057 * function.c (expand_function_start): Likewise.
8058 (expand_function_start): Likewise.
8059 * config/alpha/alpha.c (direct_call_operand):
8060 (alpha_does_function_need_gp): Likewise.
8061 (alpha_expand_prologue): Likewise.
8062 * config/arm/arm.c (arm_expand_prologue): Likewise.
8063 thumb_expand_prologue: Likewise.
8064 * config/d30v/d30v.c (d30v_stack_info): Likewise.
8065 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
8066 (fr30_expand_prologue): Likewise.
8067 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
8068 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
8069 * config/i386/i386.h (FINALIZE_PIC): Likewise.
8070 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
8071 * config/i960/i960.c (i960_output_function_prologue): Likewise.
8072 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
8073 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
8074 (m32r_expand_prologue): Likewise.
8075 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
8076 (m88k_expand_prologue): Likewise.
8077 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
8078 * config/mips/mips.c (compute_frame_size): Likewise.
8079 (mips_expand_prologue): Likewise.
8080 (mips_can_use_return_insn): Likewise.
8081 * config/pa/elf.h (ASM_FILE_START): Likewise.
8082 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
8083 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
8084 * config/pa/som.h (ASM_FILE_START): Likewise.
8085 * config/romp/romp.c (romp_using_r14): Likewise.
8086 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
8087 (rs6000_stack_info): Likewise.
8088 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8089 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
8090 * config/v850/v850.c (compute_register_save_size): Likewise.
8092 2002-01-03 Jakub Jelinek <jakub@redhat.com>
8094 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
8095 gen_lowpart_common fails, use gen_lowpart_SUBREG.
8097 2002-01-03 Turly O'Connor <turly@apple.com>
8099 * darwin.c (machopic_output_possible_stub_label): Don't generate
8100 stub routines for pseudo-stubs which we've just defined.
8102 2002-01-03 Kazu Hirata <kazu@hxi.com>
8104 * builtins.c: Fix formatting.
8105 * c-typeck.c: Likewise.
8106 * combine.c: Likewise.
8107 * expr.c: Likewise.
8108 * loop.c: Likewise.
8110 2002-01-03 Andreas Schwab <schwab@suse.de>
8112 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
8113 and return true if _cpp_push_next_buffer pushed a new include
8114 file.
8115 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
8116 _cpp_pop_file_buffer did not push a new file.
8117 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
8119 2002-01-02 Eric Christopher <echristo@redhat.com>
8121 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
8122 FIND_REG_INC_NOTE call. Update copyright.
8123 * loop.c (canonicalize_condition): Ditto.
8124 * reorg.c (delete_scheduled_jump): Ditto.
8126 2002-01-03 Kazu Hirata <kazu@hxi.com>
8128 * gcse.c: Fix formatting.
8130 2002-01-03 Graham Stott <grahams@redhat.com>
8132 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
8133 forward defs for struct tags rtx_def, union_tree, rtvec_def
8134 also output corresponding typedefs for rtx, tree, and rtvec.
8136 * system.h: Move forward defs for struct tags rtx_def, union_tree,
8137 rtvec_def along with corresponding typedefs for rtx, tree, and
8138 rtvec to config.h, hconfig.h, tconfig.h.
8140 2002-01-03 Graham Stott <grahams@redhat.com>
8142 * tree.h: Update copyright date.
8143 (IS_EXPR_CODE_CLASS): Add parenthesis.
8144 (TREE_SET_CODE): Add whitespace.
8145 (TREE_CHECK): Add parenthesis.
8146 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
8147 (CST_OR_CONSTRUCTOR_CHECK):
8148 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
8149 (TREE_SYMBOL_REFERENCED): Whitespace.
8150 (INT_CST_LT): Likewise.
8151 (INT_CST_LT_UNSIGNED): Likewise.
8152 (tree_real_cst): Unwrap comment.
8153 (tree_string): Likewise.
8154 (tree_complex): Likewise.
8155 (IDENTIFIER_POINTER): correct cast.
8156 (SAVE_EXPR_CONTEXT): Whitespace.
8157 (EXPR_WFL_FILENAME_NODE): Likewise.
8158 (EXPR_WFL_FILENAME): Remove parenthesis.
8159 (DECL_ORIGIN): Add parenthesis.
8160 (DECL_FROM_INLINE): Use NULL_TREE.
8161 (build_int_2): Whitespace.
8162 (build_type_variant): Add parenthesis.
8164 * gcc/jcf-parse.c: Update copyright date.
8165 (yyparse): Constify resource_filename.
8167 2002-01-03 Graham Stott <grahams@redhat.com>
8169 * rtl.h: Update copyright date.
8170 (RTL_CHECK1): Wrap long line.
8171 (RTL_CHECK2): Likewise.
8172 (RTL_CHECKC1): Wrap long line and whitespace.
8173 (RTL_CHECKC2): Likewise.
8174 (XWINT): Whitespace.
8175 (XINT): Likewise.
8176 (XSTR): Likewise.
8177 (XEXP): Likewise.
8178 (XVEC): Likewise.
8179 (XMODE): Likewise.
8180 (XBITMAP): Likewise.
8181 (XTREE): Likewise.
8182 (XBBDEF): Likewise.
8183 (XTMPL): Likewise.
8184 (X0WINT): Likewise.
8185 (X0INT):Likewise.
8186 (X0UINT): Likewise.
8187 (X0STR): Likewise.
8188 (X0EXP): Likewise.
8189 (X0VEC): Likewise.
8190 (X0MODE): Likewise.
8191 (X0BITMAP): Likewise.
8192 (X0TREE): Likewise.
8193 (X0BBDEF): Likewise.
8194 (X0ADVFLAGS): Likewise.
8195 (X0CSELIB): Likewise.
8196 (X0MEMATTR): Likewise.
8197 (XCWINT): Likewise.
8198 (XCINT): Likewise.
8199 (XCUINT): Likewise.
8200 (XCSTR): Likewise.
8201 (XCEXP): Likewise.
8202 (XCVEC): Likewise.
8203 (XCMODE): Likewise.
8204 (XCBITMAP): Likewise.
8205 (XCTREE): Likewise.
8206 (XCBBDEF): Likewise.
8207 (XCADVFLAGS): Likewise.
8208 (XCCSELIB): Likewise.
8209 (XC2EXP): Likewise.
8210 (INSN_UID): Likewise.
8211 (PREV_INSN): Likewise.
8212 (PATTERN): Likewise.
8213 (INSN_CODE): Likewise.
8214 (PUT_REG_NOTE_KIND): Likewise.
8215 (CODE_LABEL_NUMBER): Likewise.
8216 (NOTE_SOURCE_FILE): Likewise.
8217 (NOTE_BLOCK): Likewise.
8218 (NOTE_EH_HANDLER): Likewise.
8219 (NOTE_RANGE_INFO): Likewise.
8220 (NOTE_LIVE_INFO): Likewise.
8221 (NOTE_BASIC_BLOCK): Likewise.
8222 (NOTE_EXPECTED_VALUE): Likewise.
8223 (NOTE_LINE_NUMBER): Likewise.
8224 (LABEL_NAME): Likewise.
8225 (LABEL_NUSES): Likewise.
8226 (LABEL_ALTERNATE_NAME): Likewise.
8227 (ADDRESSOF_DECL): Likewise.
8228 (JUMP_LABEL): Likewise.
8229 (LABEL_NEXTREF): Likewise.
8230 (REGNO): Likewise.
8231 (ORIGINAL_REGNO: Likewise.
8232 (HARD_REGISTER_NUM_P): Add parenthesis.
8233 (SUBREG_REG): Whitespace.
8234 (SUBREG_BYTE): Likewise.
8235 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
8236 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
8237 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
8238 (ASM_OPERANDS_INPUT_VEC): Likewise.
8239 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
8240 (ASM_OPERANDS_INPUT): Likewise.
8241 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
8242 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
8243 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
8244 (ASM_OPERANDS_INPUT_MODE): Likewise.
8245 (ASM_OPERANDS_SOURCE_FILE): Likewise.
8246 (ASM_OPERANDS_SOURCE_LINE): Likewise.
8247 (MEM_SET_IN_STRUCT_P): Minor reformat.
8248 (TRAP_CONDITION): Whitespace.
8249 (TRAP_CODE): Likewise.
8250 (COND_EXEC_TEST): Likewise.
8251 (COND_EXEC_CODE): Likewise.
8252 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
8253 (PHI_NODE_P): Add parenthesis.
8254 (plus_constant): Whitespace and add parenthesis.
8256 2002-01-03 Kazu Hirata <kazu@hxi.com>
8258 * config/avr/avr.c: Fix comment typos.
8259 * config/c4x/c4x.md: Likewise.
8260 * config/dsp16xx/dsp16xx.h: Likewise.
8261 * config/dsp16xx/dsp16xx.md: Likewise.
8262 * config/i386/i386.md: Likewise.
8263 * config/ia64/ia64.c: Likewise.
8264 * config/m32r/m32r.h: Likewise.
8265 * config/m68hc11/m68hc11.md: Likewise.
8266 * config/mmix/mmix.c: Likewise.
8267 * config/mn10200/mn10200.c: Likewise.
8268 * config/romp/romp.c: Likewise.
8269 * config/sh/sh.c: Likewise.
8270 * config/stormy16/stormy16.c: Likewise.
8271 * config/stormy16/stormy16.h: Likewise.
8272 * config/stormy16/stormy16.md: Likewise.
8274 2002-01-03 Graham Stott <grahams@redhat.com>
8276 * loop.h: Update copyright date.
8277 (LOOP_MOVABLES): Fix typo.
8278 (LOOP_REGS): Likewise.
8279 (LOOP_IVS): Likewise.
8281 2002-01-03 Graham Stott <grahams@redhat.com>
8283 * cppinit.c: Update copyright date.
8284 Don't include output.h
8285 * Makefile.in: Update copyright date.
8286 Update dependency.
8288 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
8290 PR c/5226
8291 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
8292 (-pthread) Add to RS/6000 options.
8294 2002-01-02 Kazu Hirata <kazu@hxi.com>
8296 * except.c: Fix comment typos.
8297 * loop.c: Likewise.
8298 * varasm.c: Likewise.
8299 * doc/tm.texi: Fix a typo.
8301 2002-01-02 Jakub Jelinek <jakub@redhat.com>
8303 * c-typeck.c (output_init_element): Allow initializing static storage
8304 duration objects with compound literals.
8306 2002-01-02 Richard Henderson <rth@redhat.com>
8308 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
8309 after abusing it.
8311 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8313 * gcc.c (default_compilers): Const-ify.
8314 * mips-tdump.c (stab_names): Likewise.
8315 * mips-tfile.c (map_coff_types, map_coff_storage,
8316 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
8317 pseudo_ops_t, pseudo_ops): Likewise.
8318 * protoize.c (default_include): Likewise
8320 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
8321 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
8322 Add array size in declaration.
8323 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
8324 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
8325 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
8326 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
8327 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
8328 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
8329 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
8330 emtens, make_nan): Const-ify.
8331 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
8332 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
8334 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
8336 * config.gcc (ia64-*-*): Set extra_headers.
8337 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
8338 * config/alpha/t-osf: Remove.
8339 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
8341 2002-01-02 David Edelsohn <edelsohn@gnu.org>
8343 * config/rs6000/t-aix43: Revert previous change.
8345 2002-01-02 Jason Merrill <jason@redhat.com>
8347 * c-decl.c (c_expand_body): Call outlining_inline_function when
8348 emitting an inline function out of line.
8350 2002-01-02 Richard Henderson <rth@redhat.com>
8352 * dwarf2out.c (limbo_die_node): Add created_for member.
8353 (new_die): New argument created_for. Update all callers.
8354 (mark_limbo_die_list): New.
8355 (dwarf2out_init): Register limbo_die_list as a root.
8356 (dwarf2out_finish): Force insert limbo dies into their function
8357 context.
8359 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
8361 PR c++/5089
8362 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
8364 2002-01-02 Kazu Hirata <kazu@hxi.com>
8366 * config/h8300/fixunssfsi.c: Update copyright.
8367 Fix comment typos.
8368 Fix formatting.
8369 * config/h8300/h8300.c: Update copyright.
8370 Eliminate warnings.
8372 2002-01-02 Kazu Hirata <kazu@hxi.com>
8374 * config/romp/romp.c: Fix comment formatting.
8375 * config/romp/romp.h: Likewise.
8376 * config/romp/romp.md: Likewise.
8377 * config/s390/s390.c: Likewise.
8378 * config/stormy16/stormy16.c: Likewise.
8379 * config/stormy16/stormy16.h: Likewise.
8381 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
8383 * c-common.h (genrtl_expr_stmt_value): Declare.
8384 * c-semantics.c (genrtl_goto_stmt): Redirect to...
8385 (genrtl_goto_stmt_value): ... this new function. Pass new
8386 argument down to expand_expr_stmt_value, taking
8387 TREE_ADDRESSABLE into account.
8388 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
8389 STMT_EXPR as addressable, i.e., one whose result we want.
8390 * expr.c (expand_expr): Don't save expression statement value
8391 of labeled_blocks or loop_exprs.
8392 * stmt.c (expand_expr_stmt): Redirect to...
8393 (expand_expr_stmt_value): ... this new function. Use new
8394 argument to tell whether to save expression value.
8395 (expand_end_stmt_expr): Reset last_expr_type and
8396 last_expr_value if we don't have either.
8397 * tree-inline.c (declare_return_variable): Mark its use
8398 statement as addressable.
8399 * tree.h: Document new use of TREE_ADDRESSABLE.
8400 (expand_expr_stmt_value): Declare.
8402 2002-01-01 Tom Rix <trix@redhat.com>
8404 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
8405 rs6000_emit_allocate_stack.
8407 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
8409 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
8410 ${srcdir}/ginclude/ to every entry in extra_headers.
8411 * configure: Regenerate.
8412 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
8413 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
8414 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
8415 * ginclude/proto.h: Rename to config/convex/proto.h.
8417 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8419 * attribs.c (handle_vector_size_attribute): Use host_integerp
8420 and tree_int_cst; remove warnings.
8421 * caller-save.c (insert_restore): Add cast to get rid of warning.
8422 (insert_save): Likewise.
8423 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
8424 * regmove.c (find_matches): Add temporary var to kill a warning.
8426 2002-01-01 Douglas B Rupp <rupp@gnat.com>
8428 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
8429 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
8430 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
8431 (vms-dwarf2eh.o): Add Makefile rule.
8432 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
8433 * config/alpha/vms-dwarf2eh.asm: New file.
8435 * gcc.c (delete_if_ordinary): Delete all versions.
8437 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
8439 * config/mmix/mmix.md: Update FIXME to not mention
8440 define_constants.
8441 (MMIX_rJ_REGNUM): New define_constants constant.
8442 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
8443 "*movdicc_real"): Adjust contraints formatting.
8444 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
8445 for branch prediction.
8446 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
8447 output template.
8448 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
8449 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
8450 number. Delete related FIXMEs.
8451 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
8452 from number to MMIX_rJ_REGNUM.
8453 (TARGET_MASK_BRANCH_PREDICT): New.
8454 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
8455 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
8456 value. Add -mbranch-predict and -mno-branch-predict.
8457 (TARGET_VERSION): Drop date.
8458 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
8459 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
8460 for finding out global symbols.
8461 (mmix_asm_output_labelref): Revert condition for global symbol.
8462 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
8463 (mmix_print_operand_punct_valid_p): A '+' is valid.
8465 See ChangeLog.6 for earlier changes.