1 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
3 * c-common.c (c_common_init): Override cpplib's default
4 warn_long_long setting.
5 * c-lex.c (lex_number): Replace with interpret_integer,
6 interpret_float, narrowest_unsigned_type and
7 narrowest_signed_type, taking advantage of the new
9 * cpperror.c (_cpp_begin_message): If a warning is turned
10 into an error, avoid printing "warning:".
11 * cppexp.c (cpp_num_sign_extend): New.
12 * cppinit.c: Update comment.
13 * cpplib.h (cpp_num_sign_extend): New.
14 * tree.h: Update comment.
16 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
18 * diagnostic.h (struct diagnostic_context): Add new member
20 (internal_error_function): Remove declaration.
21 * diagnostic.c (internal_error_function): Remove definition..
22 (internal_error): Adjust use.
24 2002-06-02 Richard Henderson <rth@redhat.com>
27 * gcse.c (cprop_jump): Use it with single_set. Tweak dump text.
28 (cprop_insn): Allow any mode register; use CC0_P. CSE out single_set.
29 (bypass_block): Save old dest block for dump text.
30 (bypass_conditional_jumps): Allow any mode register; use CC0_P.
31 Allow only true SET insns, not single_set.
33 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
35 * diagnostic.c (diagnostic_finish): Rename to output_flush.
36 (clear_disgnostic_info): Rename to output_clear_data. Use false
37 instead of 0 for boolean value.
38 Adjust function call throughout.
40 Sun Jun 2 19:15:27 CEST 2002 Jan Hubicka <jh@suse.cz>
42 * cfgrtl.c (commit_one_edge_insertion): Fix warning.
43 * gcse.c (bypass_conditional_jumps): CSE out single_set call.
45 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
47 * d30v.h (CPP_PREDEFINES): Replace with
48 (TARGET_CPU_CPP_BUILTINS): New.
50 2002-06-02 Roger Sayle <roger@eyesopen.com>
52 * config/alpha/alpha.h [ASM_OUTPUT_LABELREF]: Fix typo.
54 Sun Jun 2 12:11:52 CEST 2002 Jan Hubicka <jh@suse.cz>
56 * gcse.c (bypass_conditional_jumps): Use single set to obtain set.
58 2002-06-02 Richard Henderson <rth@redhat.com>
60 * rtlanal.c (volatile_refs_p): Not automatically true for CALL.
62 2002-06-02 Marek Michalkiewicz <marekm@amelek.gda.pl>
64 Support for C++ constructors/destructors.
65 * config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
66 instead of looping if main() returns.
67 (asm_file_start): Output global symbols that cause .data and .bss
68 initialization code to be linked in, unconditionally for now.
69 (avr_asm_out_ctor, avr_asm_out_dtor): New functions.
70 * config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
71 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
73 * config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
75 (__do_copy_data, __do_clear_bss): New.
76 (__do_global_ctors, __do_global_dtors): New.
77 * config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
80 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
82 * c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
83 (CPP_SPEC, CPP_PREDEFINES): Kill.
84 * c4x/rtems.h (CPP_PREDEFINES): Kill.
85 (TARGET_OS_CPP_BUILTINS): New.
87 Sat Jun 1 23:29:51 CEST 2002 Jan Hubicka <jh@suse.cz>
89 * Makefile.in (tracer.o): New.
90 * params.def (TRACER_*): New options.
91 * rtl.h (tracer): Declare.
92 * timevar.def (TV_TRACER): New.
93 * toplev.c (dump_file_index): Add DFI_tracer.
94 (dump_file_info): Add tracer.
96 (lang_indepdenent_options): Add tracer.
97 (rest_of_compilation): Call tracer.
99 * invoke.texi (-ftracer): Document.
100 (--param tracer-*): Document.
102 2002-06-01 Daniel Berlin <dberlin@dberlin.org>
104 * tree-inline.c (expand_call_inline): Make the statement
105 expression we generate have a COMPOUND_STMT.
107 2002-06-01 Roger Sayle <roger@eyesopen.com>
109 * gcse.c (cprop_cc0_jump): Function deleted.
110 (cprop_jump): Take an additional argument which is the possibly
111 NULL cc setting insn immediately before the conditional jump.
112 When a MODE_CC set is present, substitute it into the JUMP_INSN
113 before attempting the constant propagation.
114 (cprop_insn): Recognize cc setters followed by conditional jumps
115 as a special case. Use cprop_jump instead of cprop_cc0_jump.
116 (cprop_one_pass): Call bypass_conditional_jumps if altering jumps.
117 (find_bypass_set): New function based upon find_avail_set used by
118 cprop, but finds constant expressions available at the end of
120 (bypass_block): New function. Given a basic block that begins
121 with a conditional jump and multiple incoming edges, perform
122 the jump bypass optimization.
123 (bypass_conditional_jumps): New function. Call bypass_block with
124 each suitable basic block in the CFG using a simple single pass.
126 2002-06-01 Roger Sayle <roger@eyesopen.com>
128 * tree.c (real_minus_onep): New function to test for -1.0.
129 * fold-const.c (fold) [MULT_EXPR]: Optimize -1.0*x into -x.
131 2002-06-01 Roger Sayle <roger@eyesopen.com>
133 * fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
134 and "!p && !q" into "(p|q) == 0" under suitable conditions.
136 2002-06-01 Andreas Jaeger <aj@suse.de>
138 * cppexp.c (cpp_classify_number): Cast precission to int for
139 correct printf format.
141 2002-06-01 Marek Michalkiewicz <marekm@amelek.gda.pl>
143 * config/avr/avr.c (avr_mcu_types): Remove devices that were once
144 expected, but don't really exist: atmega83, atmega85, attiny10.
145 * config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
146 emulations for all devices.
147 (CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
148 * config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
150 2002-06-01 Kazu Hirata <kazu@cs.umass.edu>
152 * config/h8300/h8300-protos.h: Add a prototype for
153 h8300_shift_needs_scratch_p.
154 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
155 * config/h8300/h8300.h (OK_FOR_R): New.
156 (OK_FOR_S): Likewise.
157 (OK_FOR_T): Likewise.
158 (EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
159 * config/h8300/h8300.md (anonymous shift patterns): Use
160 constraints R, S, and T.
162 Sat Jun 1 11:23:22 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
164 * basic-block.h (struct basic_block_def): New field loop_father.
165 (BB_VISITED): New flag.
166 (struct loop): New field pred, removed field shared.
167 (struct loops): New field parray.
168 (LOOP_EXITS_DOMS): Removed.
169 (flow_loop_tree_node_add, flow_loop_tree_node_remove,
170 flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
171 dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
172 add_bb_to_loop, remove_bb_from_loops, find_common_loop,
173 verify_loop_structure): Declare.
174 * cfg.c (entry_exit_blocks): Initialize loop_father field.
175 * cfganal.c (dfs_enumerate_from): New function.
176 * cfgloop.c (HEAVY_EDGE_RATIO): New constant.
177 (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
178 flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
179 flow_loop_dump, flow_loops_dump, flow_loops_free,
180 flow_loop_tree_node_add, flow_loop_level_compute,
181 flow_loops_level_compute, flow_loop_scan, flow_loops_update,
182 flow_loop_outside_edge_p): Modified for new infrastructure.
183 (make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
184 redirect_edge_with_latch_update, flow_loop_free): New static functions.
185 (flow_loop_tree_node_remove, flow_bb_inside_loop_p,
186 get_loop_body, add_bb_to_loop, remove_bb_from_loops,
187 find_common_loop, verify_loop_structure, loop_latch_edge,
188 loop_preheader_edge): New functions.
189 (flow_loops_cfg_dump): Do not show dominators, as this information
190 does not remain up to date long.
191 (flow_loops_find): Store results in new format.
192 * predict.c (propagate_freq, estimate_probability,
193 estimate_loops_at_level, estimate_bb_frequencies): Use new loop
196 2002-06-01 Alan Lehotsky <apl@alum.mit.edu>
198 * except.c (nothrow_function_p): Walk epilogue delay list
199 checking the insn, not the chain for potential throws.
201 2002-05-31 Zack Weinberg <zack@codesourcery.com>
203 * Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
204 (install): Refer to install-cpp directly.
205 (uninstall-cpp): Folded into uninstall rule.
206 * configure.in: Delete all code relating to --disable-cpp.
207 * configure: Regenerate.
208 * config/t-install-cpp: Delete.
210 2002-05-31 Richard Henderson <rth@redhat.com>
212 * configure.in (HAVE_AS_TLS): Add alpha tests.
213 * configure: Rebuild.
214 * config/alpha/alpha.c (TARGET_AS_TLS): New.
215 (alpha_tls_size, alpha_tls_size_string): New.
216 (overide_options): Set it. Always install machine_status hooks.
217 (input_operand): Accept got tls predicates.
218 (local_symbol_p): Merge into ...
219 (local_symbolic_operand): ... here. Reject tls symbols.
220 (global_symbolic_operand): Likewise.
221 (tls_symbolic_operand_1, dtp16_symbolic_operand): New.
222 (dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
223 (tp16_symbolic_operand, tp32_symbolic_operand): New.
224 (gottp_symbolic_operand, tls_symbolic_operand_type): New.
225 (alpha_encode_section_info): Handle TLS symbols.
226 (alpha_strip_name_encoding): Likewise.
227 (alpha_legitimate_address_p): Likewise.
228 (alpha_legitimize_address): Likewise.
229 (alpha_expand_mov): Early exit to avoid nop moves.
230 (struct machine_function): Move from unicosmk.h. Add some_ld_name.
231 (alpha_init_machine_status, alpha_mark_machine_status,
232 alpha_free_machine_status): Always define.
233 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
234 (print_operand, print_operand_address): Add TLS relocs.
235 * config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
236 (MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
237 (TARGET_SWITCHES): Add -mtls-kernel.
238 (alpha_tls_size, alpha_tls_size_string): New.
239 (TARGET_OPTIONS): Add -mtls-size=.
240 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
241 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
242 (ASM_OUTPUT_LABELREF): Skip %.
243 (PRINT_OPERAND_PUNCT_VALID_P): Add &.
244 (PREDICATE_CODES): Update.
245 * config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
246 UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
247 UNSPEC_TP, UNSPECV_SET_TP): New.
248 (adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
249 adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
250 set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
251 movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
252 (call_value_osf_2_er): Accept anything as op4.
253 * config/alpha/alpha-protos.h: Update.
254 * config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
256 2002-05-31 Zack Weinberg <zack@codesourcery.com>
258 * cppinit.c (append_include_chain): Always pay attention to
259 cxx_aware when setting new->sysp. Remove ATTRIBUTE_UNUSED
262 2002-05-31 Kazu Hirata <kazu@cs.umass.edu>
264 * target.h: Fix formatting.
265 * timevar.h: Likewise.
267 * toplev.c: Likewise.
268 * toplev.h: Likewise.
270 * tree-dump.h: Likewise.
272 * tree-inline.h: Likewise.
273 * unroll.c: Likewise.
274 * unwind-dw2.c: Likewise.
275 * unwind-dw2-fde.c: Likewise.
276 * unwind-dw2-fde-glibc.c: Likewise.
277 * unwind-dw2-fde.h: Likewise.
278 * unwind.h: Likewise.
279 * unwind-sjlj.c: Likewise.
280 * varasm.c: Likewise.
281 * varray.h: Likewise.
282 * vmsdbg.h: Likewise.
283 * vmsdbgout.c: Likewise.
284 * xcoffout.h: Likewise.
286 2002-05-31 Igor Shevlyakov <igor@microunity.com>
288 * expr.c (compare_from_rtx): Generate comparison between op0 and op1
289 rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
291 2002-05-31 Matthew Woodcraft <mattheww@chiark.greenend.org.uk>
293 * gcc.c (cpp_unique_options): Remove "-d" options.
294 (cpp_debug_options): New spec string.
295 (default_compilers): Use it.
296 * objc/lang-specs.h: Likewise.
298 2002-05-31 Nathanael Nerode <neroden@twcny.rr.com>
300 * gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
301 BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
302 * gcc/mklibgcc.in: Likewise.
303 * gcc/config/arc/t-arc: Likewise.
304 * gcc/configure.in: Likewise.
305 * gcc/configure: Regenerate.
307 2002-05-31 Stan Shebs <shebs@apple.com>
308 Turly O'Connor <turly@apple.com>
310 * c-decl.c (struct binding_level): Change int field n_incomplete
311 to tree list incomplete_list.
312 (clear_binding_level): Init field with NULL.
313 (pushdecl): Add incomplete type to list.
314 (mark_binding_level): Mark the incomplete list.
315 (finish_struct): Scan the incomplete list for types instead
316 of all decls in the current binding level.
318 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
320 * pa.c (output_millicode_call): Add missing '%' characters.
321 (output_call): Likewise.
323 2002-05-31 David Edelsohn <edelsohn@gnu.org>
325 * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
326 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
328 2002-05-31 Alan Lehotsky <apl@alum.mit.edu>
330 * varasm.c (mark_constant_pool): Walk epilogue delay list
331 checking the insn, not the chain for potential constants.
333 Fri May 31 12:38:43 2002 J"orn Rennecke <joern.rennecke@superh.com>
335 * config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
337 Fri May 31 13:50:19 CEST 2002 Jan Hubicka <jh@suse.cz>
339 * i386.c (classify_argument): Properly handle base types.
341 * dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
342 Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
345 Fri May 31 13:37:54 CEST 2002 Jan Hubicka <jh@suse.cz>
347 * gcse.c (gcse_emit_move_after): New.
348 (pre_delete, hoist_store): Use it.
350 * reload1.c (emit_input_reload_insns): Use constrain_operands
351 instead of constraint_accepts_reg_p to verify optimization.
352 (constraint_accepts_reg_p): Kill
354 * reload1.c (reload_cse_delete_noop_set): Kill.
355 (reload_cse_simplify): use delte_insn_and_edges.
357 2002-05-31 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
359 * cfgloop.c (flow_loops_find): Initialize first and last fields
362 2002-05-31 Neil Booth <neil@daikokuya.demon.co.uk>
364 * c-common.c (builtin_define_std): Correct logic.
366 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
368 * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
369 (output_call): Likewise.
371 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
373 * pa.c: Move output.h include after tree.h include.
374 (pa_asm_output_mi_thunk): Constify identifier lab.
376 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
378 * config/ns32k/ns32k.h: Define named constants for the
379 bits in target_flags and use them.
380 * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
382 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
384 * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
385 architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
386 * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
387 default scheduling model.
388 * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
389 * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
390 * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
391 * doc/install.texi (hppa*-*-*): Document default scheduling.
393 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
395 * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
397 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
399 * config.gcc (ns32k-*-netbsd*): Set tm_file to
400 "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
401 * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
402 netbsd.h, or netbsd-aout.h.
404 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
406 * longlong.h (count_trailing_zeros): Add missing \, and clean up
407 whitespace in __ns32000__ case.
409 2002-05-31 Aldy Hernandez <aldyh@redhat.com>
411 * expr.c (expand_expr): Output partially zeroed out vectors with
414 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
416 * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
418 (shl*-*-netbsdelf*): New targets.
419 * config/sh/netbsd-elf.h: New file.
421 2002-05-30 Richard Henderson <rth@redhat.com>
422 Eric Botcazou <ebotcazou@multimania.com>
425 * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
426 to unsigned int for op1 comparisons. Use gen_int_mode.
428 2002-05-30 Eric Botcazou <ebotcazou@multimania.com>
430 * expmed.c (const_mult_add_overflow_p): New.
431 * expr.h: Declare it.
432 * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
433 Don't eliminate the biv if the giv has a constant multiplier and
434 the rhs argument of the comparison does satisfy the predicate.
435 Use expand_mult_add to compute the replacement constant.
437 2002-05-30 Osku Salerma <osku@iki.fi>
439 * c-common.c (c_common_attribute_table): Add "may_alias" entry.
440 (c_common_get_alias_set): Handle it.
441 * doc/extend.texi: Document it.
443 2002-05-30 Richard Henderson <rth@redhat.com>
445 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
446 * toplev.c (process_options): Don't check it.
447 * doc/tm.texi: Don't document it.
448 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
449 (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
450 * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
451 frame pointer optimization if current_function_profile.
453 2002-05-30 Kazu Hirata <kazu@cs.umass.edu>
455 * langhooks.c: Fix formatting.
456 * langhooks.h: Likewise.
458 * libgcc2.c: Likewise.
460 * local-alloc.c: Likewise.
464 2002-05-30 Marc Espie <espie@openbsd.org>
466 * config.gcc (sparc64-*-openbsd*): New.
467 * config/sparc/openbsd1-64.h: New.
468 * config/sparc/openbsd64.h: New.
470 2002-05-30 Jeff Law <law@redhat.com>
472 * flow.c (propagate_one_insn): Revise yesterday's patch. Delete
473 a dead insn with a REG_RETVAL note when the entire libcall is not
474 dead and remove the associated REG_LIBCALL note at the same time.
476 Thu May 30 19:54:30 2002 J"orn Rennecke <joern.rennecke@superh.com>
478 * lcm.c (output.h): #include.
479 (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
480 as an ordinary block.
481 (optimize_mode_switching): Don't pretend that the exit block is
482 an ordinary block, or handle sucessors of entry block specially.
483 Instead, split edges from entry block and to exit block, and
484 put a computing definition on the thus gained post-entry-block,
485 and a need on the pre-exit-block.
487 Thu May 30 20:28:01 CEST 2002 Jan Hubicka <jh@suse.cz>
489 * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
490 * rtl.texi: Document 'B'
492 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
494 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
496 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
498 2002-05-30 Aldy Hernandez <aldyh@redhat.com>
500 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
501 const0_rtx instead of NULL_RTX when in error.
502 (altivec_expand_abs_builtin): Same.
503 (rs6000_expand_binop_builtin): Same.
504 (altivec_expand_predicate_builtin): Same.
505 (altivec_expand_stv_builtin): Same.
506 (rs6000_expand_ternop_builtin): Same.
507 (altivec_expand_builtin): Same.
509 2002-05-29 David S. Miller <davem@redhat.com>
511 * rtl.h (clear_emit_caches): Delete.
512 * integrate.c (output_inline_function): Don't call it.
513 * emit-rtl.c (restore_emit_status, init_emit): Likewise.
514 (clear_emit_caches): Delete definition.
515 (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
517 2002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
519 * config/mmix/mmix.c: Include real.h.
520 (mmix_constant_address_p): Remove redundant test before switch.
522 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
524 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
525 only if not already defined.
527 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
529 * config/h8300/h8300-protos.h: Remove prototypes for
530 ok_for_bclr and small_power_of_two.
531 * config/h8300/h8300.c (small_power_of_two): Remove.
532 (ok_for_blcr): Likewise.
533 (fix_bit_operand): Make WHAT deal with an integer instead of a
534 constraint character.
535 * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
536 (CONST_OK_FOR_P): Likewise.
537 (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
538 CONST_OK_FOR_P any more.
539 * config/h8300/h8300.md (andqi3): Adjust to the new prototype
544 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
546 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
547 (CPP_PREDEFINES): Make sure this is undefined.
548 (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
549 since it is no longer in CPP_PREDEFINES. Don't -U__MIPSEL__
550 or -U__MIPSEB__ before defining one or the other. Instead,
551 use %(subtarget_endian_default) if neither -EB nor -EL are
553 (SUBTARGET_EXTRA_SPECS): Define.
554 (SUBTARGET_CPP_SPEC): Remove __LONG64 handling. Use
557 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
559 * doc/md.texi (Patterns): Note pattern condition pitfall
562 2002-05-29 Aldy Hernandez <aldyh@redhat.com>
564 * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
565 when TARGET_ALTIVEC. Move handling of generic unary, binary, and
566 ternary operations from here...
567 (rs6000_expand_builtin): ...to here.
568 New argument expandedp.
569 Change all instances of altivec_expand_binop_builtin to
570 rs6000_expand_binop_builtin.
571 (altivec_expand_unop_builtin): Rename to
572 rs6000_expand_unop_builtin.
573 (altivec_expand_binop_builtin): Rename to
574 rs6000_expand_binop_builtin.
575 (altivec_expand_ternop_builtin): Rename to
576 rs6000_expand_ternop_builtin.
578 2002-05-29 Richard Henderson <rth@redhat.com>
580 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
581 (TARGET_BI_ARCH): Likewise.
582 * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
583 (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
584 (TARGET_64BIT_DEFAULT): Default to 0.
585 (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
587 2002-05-29 Richard Henderson <rth@redhat.com>
589 * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
590 (get_pc_thunk_name): New.
591 (output_set_got): Use it.
592 (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
593 into linkonce sections.
595 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
597 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
598 (CPP_PREDEFINES): Make sure this is undefined.
599 (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
600 (CPP_SUBTARGET_SPEC): Don't provide different versions for
601 default-32 and default-64. Just always use %(netbsd_cpp_spec).
602 (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
603 cpp_subtarget_spec64. Add netbsd_cpp_spec.
604 * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
605 (CPP_PREDEFINES): Make sure this is undefined.
606 (SUBTARGET_EXTRA_SPECS): Define.
607 (CPP_SPEC): Use %(netbsd_cpp_spec).
609 2002-05-29 Jeff Law <law@redhat.com>
611 * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
613 * flow.c (propagate_one_insn): Do not remove a dead insn if it
614 contains a REG_RETVAL note.
616 * haifa-sched (sched_analyze): Remove another useless clearing
617 of SCHED_GROUP_P I missed yesterday.
619 * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
620 * pa.c (pa_asm_output_mi_thunk): New function.
621 * pa-protos.h (pa_asm_output_mi_thunk): Declare.
623 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
624 Marek Michalkiewicz <marekm@amelek.gda.pl>
626 * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
627 (avr_asm_only_p): Make non-static.
628 (enum avr_arch): Remove.
629 (avr_arch_types): New.
630 (avr_mcu_types): Update.
631 (avr_override_options): Use avr_arch_types table instead of switch.
632 * avr.h (CPP_PREDEFINES): Die.
633 (avr_base_arch_macro, avr_extra_arch_macro): New.
634 (TARGET_CPU_CPP_BUILTINS): New.
635 (CPP_SPEC, EXTRA_SPECS): Simplify.
636 (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
639 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
641 * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
642 NETBSD_OS_CPP_BUILTINS_AOUT.
643 (SUBTARGET_EXTRA_SPECS): Define.
644 (CPP_SPEC): Use %(netbsd_cpp_spec).
646 2002-05-29 Richard Henderson <rth@redhat.com>
648 * config/i386/i386.c (ix86_output_function_epilogue): New.
649 (TARGET_ASM_FUNCTION_EPILOGUE): New.
650 (pic_label_name): Remove.
651 (pic_labels_used): New.
652 (ix86_asm_file_end): Emit one pc load stub for each register used.
653 (output_set_got): Generate deep pc load to any register.
654 (ix86_select_alt_pic_regnum): New.
655 (ix86_save_reg): Don't save pic register if we can find a valid
656 call-clobbered replacement.
657 (ix86_expand_prologue): If we found a valid replacement, renumber
658 pic_offset_table_rtx.
659 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
660 pic_offset_table_rtx after reload.
661 (REAL_PIC_OFFSET_TABLE_REGNUM): New.
662 * config/i386/i386.md (set_got): Make insn, not expander.
663 (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
665 2002-05-29 Richard Henderson <rth@redhat.com>
667 * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
668 alignment for alloca.
670 2002-05-29 Richard Henderson <rth@redhat.com>
672 * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
673 (print_operand_address): Only add rip for symbolic addresses
674 for which we do not have another relocation type.
676 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
678 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
679 (EXTRA_SPECS): Add netbsd_cpp_spec.
680 (CPP_SPEC): Use %(netbsd_cpp_spec).
681 (CPP_PREDEFINES): Remove.
682 * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
683 (EXTRA_SPECS): Define.
684 (CPP_SPEC): Use %(netbsd_cpp_spec).
685 (CPP_PREDEFINES): Remove.
687 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
690 * cppmacro.c (cpp_macro_definition): Reserve space for terminating
693 2002-05-29 Eric Christopher <echristo@redhat.com>
695 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
696 mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
698 2002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
700 * config/fr30/fr30.md: Remove previous restriction on splits.
701 Enforce conformance through gen_lowpart and cont_int_operand.
702 * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
703 as the assembler does not support ".bss".
705 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
707 * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
708 (CPP_PREDEFINES): Remove.
709 (SUBTARGET_EXTRA_SPECS): Define.
710 (CPP_SPEC): Use %(netbsd_cpp_spec).
711 * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
712 (CPP_PREDEFINES): Remove.
713 (SUBTARGET_EXTRA_SPECS): Define.
714 (CPP_SPEC): Use %(netbsd_cpp_spec).
715 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
716 (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
717 (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
719 (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
721 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
722 Zack Weinberg <zack@codesourcery.com>
724 * cppexp.c (cpp_num): Move to cpplib.h.
726 (interpret_float_suffix, interpret_int_suffix): New.
727 (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
728 (cpp_classify_number, cpp_interpret_integer): New.
729 (interpret_number): Remove.
730 (eval_token): Update to use new routines.
731 * cpphash.h (cpp_num_part): Move to cpplib.h.
732 * cppinit.c (cpp_post_options): Set warn_long_long.
733 * cpplib.h (struct cpp_options): Add warn_long_long.
734 (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
735 CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
736 CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
737 CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
738 cpp_interpret_integer): New.
740 2002-05-29 Joel Sherrill <joel@OARcorp.com>
742 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
744 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
746 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
747 NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
748 (CPP_SUBTARGET_SPEC): Define.
749 (SUBTARGET_EXTRA_SPECS): Define.
752 2002-05-29 Chris Lattner <sabre@nondot.org>
754 * ssa.c (rename_insn_1): Rename uses of undefined registers to
755 prevent confusion if/when the register is defined.
757 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
760 * config/cris/cris.md: Fix typos and thinkos in comments.
761 ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
763 ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
764 ("*mov_sideqi_mem"): Similar, but for operand 3.
765 ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
766 (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
767 Remove spurious mode specifier on operand 2.
769 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
771 * config/h8300/h8300-protos.h: Remove the prototype for
773 Add prototypes for single_one_operand and single_zero_operand.
774 * config/h8300/h8300.c (o_operand): Remove.
775 (single_one_operand): New.
776 (single_zero_operand): Likewise.
777 (print_operand): For 'V' operand, and the operand with 0xff.
778 For 'V' and 'W' operands, do not and the bit position with 7.
779 * config/h8300/h8300.md (various anonymous patterns): Replace
780 use of exact_log2 with single_one_operand/single_zero_operand.
782 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
784 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
786 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
788 * config/s390/s390.c (legitimate_pic_operand_p): Do not
789 accept symbolic LARL operands.
790 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
793 2002-05-29 Hartmut Penner <hpenner@de.ibm.com>
795 * config/s390/s390.md (cmpstr_64/31): Mark whole
796 input registers as used.
798 2002-05-28 Richard Henderson <rth@redhat.com>
800 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
801 not current_function_uses_pic_offset_table and
802 current_function_uses_const_pool; examine current_function_profile.
803 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
804 input to blockage if needed.
805 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
806 (legitimize_pic_address): Likewise. Set regs_ever_live for
807 pic_offset_table_rtx when invoked during reload.
808 * config/i386/i386.h (FINALIZE_PIC): Remove.
809 * config/i386/i386.md (tablejump): Reformat. Do not set
810 current_function_uses_pic_offset_table.
811 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
812 (blockage): Accept anything as operand 0.
814 2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
816 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
817 common CPP built-ins for all NetBSD a.out targets.
818 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
819 common CPP built-ins for all NetBSD ELF targets.
820 * config/netbsd.h: Add missing notice.
821 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
822 for all NetBSD targets.
823 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
824 for all NetBSD targets using an LP64 code model.
825 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
828 2002-05-28 Richard Henderson <rth@redhat.com>
830 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
831 update if UPDATE_LIFE_LOCAL.
833 2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
835 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
837 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
838 Jason R. Thorpe <thorpej@wasabisystems.com>
840 config/sh reorganization to factor out endianness and coff:
842 * config/sh/little.h: New file.
843 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
844 defined, define to 0 to select big-endian.
845 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
846 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
847 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
848 * config/sh/t-be: New file.
849 * config/sh/t-le: New file.
851 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
852 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
853 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
854 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
855 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
856 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
857 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
858 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
859 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
860 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
861 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
862 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
863 (LINK_SPEC): Define to SH_LINK_SPEC.
864 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
865 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
866 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
867 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
868 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
869 * config/sh/coff.h: New file.
870 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
871 (TARGET_OBJFMT_CPP_BUILTINS): Define.
872 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
873 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
874 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
875 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
876 (PTRDIFF_TYPE): Likewise.
877 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
878 (CPP_PREDEFINES): Don't define.
879 (TARGET_OBJFMT_CPP_BUILTINS): Define.
880 (LINK_SPEC): Define to SH_LINK_SPEC.
881 (LINK_EMUL_PREFIX): Redefine.
882 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
883 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
884 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
885 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
886 (TARGET_OS_CPP_BUILTINS): Define.
887 (TARGET_DEFAULT): Redefine.
888 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
889 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
890 (LINK_SPEC): Don't redefine.
891 (LINK_DEFAULT_CPU_EMUL): Redefine.
892 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
893 * sh.c (sh_asm_named_section): Don't declare / define.
894 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
895 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
896 (sh64-*-elf* tm_file): Likewise.
897 (sh-*-rtemself* tm_file): Likewise.
898 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
899 (sh-*-linux* tmake_file): Add sh/t-le.
900 (sh-*-rtems* tm_file): Add sh/coff.h
901 (sh-*-* tm_file): Likewise.
903 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
905 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
906 CONSTANT_POOL_ADDRESS_P.
908 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
910 2002-05-28 David Edelsohn <edelsohn@gnu.org>
911 Jeff Law <law@redhat.com>
913 * optabs.c (expand_binop): Fix nwords sign warnings.
914 generate pseudo for add_optab.
916 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
917 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
919 2002-05-28 Marc Espie <espie@openbsd.org>
921 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
922 inherited from gas.h.
923 (ASM_QUAD): Undef. OpenBSD does not support it.
925 2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
927 * doc/install.texi (binaries): Change mingw binaries
928 link to www.mingw.org.
930 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
932 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
934 2002-05-28 Richard Henderson <rth@redhat.com>
936 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
937 bottom alignment for leaf functions.
939 2002-05-28 Zack Weinberg <zack@codesourcery.com>
941 * config/pa/milli32.S, config/pa/lib1funcs.asm,
942 config/sparc/sol2-g1.asm: Delete unused files.
944 2002-05-28 Richard Henderson <rth@redhat.com>
946 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
948 * flow.c (calculate_global_regs_live): Rename call_used to
949 invalidated_by_call. Initialize from regs_invalidated_by_call
950 instead of call_used_regs.
952 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
955 2002-05-28 Zack Weinberg <zack@codesourcery.com>
957 * tree.h: Don't include real.h.
958 Forward-declare struct realvaluetype.
959 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
961 (TREE_REAL_CST_PTR): New accessor.
962 (TREE_REAL_CST): Update.
963 * real.h: Include machmode.h.
964 (realvaluetype): Make it struct realvaluetype, not a typedef.
965 (build_real): Prototype here.
967 * tree.c: Include real.h.
968 (build_real): Allocate the REAL_VALUE_TYPE as a separate
969 object in GC memory, set TREE_REAL_CST_PTR to point to it.
970 (build_real_from_int_cst): Use build_real.
971 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
974 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
975 fold-const.c, print-tree.c, real.c: Include real.h.
976 * Makefile.in: Update dependency lists.
978 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
980 * basic-block.h (last_basic_block): Declare.
981 (expunge_block_nocompact): Declaration removed.
982 (compact_blocks): Declare.
983 * cfg.c (last_basic_block): New variable.
984 (expunge_block_nocompact): Removed.
985 (expunge_block): Do not compact basic blocks.
986 (compact_blocks): New.
987 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
989 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
991 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
992 real positions of blocks.
993 (delete_unreachable_blocks): Simplified -- quadratic behavior now
995 (cleanup_cfg): Compact blocks.
996 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
997 basic_block_info varray.
998 (flow_delete_block): Comment update.
999 (back_edge_of_syntactic_loop_p): Modify position check code.
1000 (verify_flow_info): Update checking.
1001 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
1002 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
1003 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
1004 indices no longer change.
1005 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
1007 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
1008 * profile.c (branch_prob): Compact blocks.
1009 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
1012 2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
1014 * config/h8300/h8300.md (two anonymous patterns): New.
1016 2002-05-28 David S. Miller <davem@redhat.com>
1018 * config/sparc/sparc.md (cpu): Tidy.
1019 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
1021 (in_call_delay): Delete reference to 'return' type.
1022 (eligible_for_return_delay, in_return_delay, define_delay
1023 referencing those): Delete.
1024 (rest of file): Use new type attributes as appropriate.
1025 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
1026 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
1027 * config/sparc/ultra1_2.md (us1_single): New reservation.
1028 (us1_ialuX): Likewise.
1029 * config/sparc/ultra3.md (us3_single): Likewise.
1030 (us3_ialuX): Likewise.
1031 (us3_imul, us3_idiv): Tweak.
1033 2002-05-28 Richard Henderson <rth@redhat.com>
1035 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
1038 2002-05-28 Richard Henderson <rth@redhat.com>
1040 * config.gcc: Obsolete mn10200.
1042 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
1044 * cppexp.c (interpret_number): Optimize for single-digit
1045 and less-than-half-precision cases.
1046 (num_trim, num_positive, num_div_op): Cast constants.
1048 2002-05-27 Bo Thorsen <bo@suse.de>
1050 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
1051 3.1 branch. The file was made by Jakub Jelinek.
1052 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
1053 support so multilib doesn't break. And don't define this at all
1054 when -Dinhibit_libc is used.
1055 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
1056 * config/i386/t-linux64: Implement full multilib support. Patch
1057 originally done by Andreas Jaeger and Jakub Jelinek.
1059 2002-05-27 Roger Sayle <roger@eyesopen.com>
1061 * c-common.c: Add support for __attribute__((nothrow)) to specify
1062 that a function cannot throw an exception (using TREE_NOTHROW).
1063 (handle_nothrow_attribute): New function to process this attribute.
1065 * doc/extend.texi: Document the new nothrow function attribute.
1067 2002-05-27 H.J. Lu (hjl@gnu.org)
1069 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
1070 (num_positive): Likewise.
1071 (num_div_op): Likewise.
1073 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1075 * c-common.c (c_common_init): Always use intmax_t.
1077 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1079 * c-common.c (c_common_init): Use intmax_t for now.
1081 2002-05-24 Andrew Haley <aph@redhat.com>
1083 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
1084 if T is a boolean type.
1086 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1088 * basic-block.h (last_basic_block): Defined as synonym for
1090 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
1091 flow_depth_first_order_compute, flow_preorder_transversal_compute,
1092 flow_dfs_compute_reverse_init): Replaced relevant occurences of
1093 n_basic_blocks with last_basic_block.
1094 * cfgbuild.c (make_edges): Likewise.
1095 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
1096 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
1097 * combine.c (combine_instructions): Likewise.
1098 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
1099 iterative_dataflow_bitmap): Likewise.
1100 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
1101 calc_idoms, idoms_to_doms): Likewise.
1102 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
1104 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
1105 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
1106 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
1107 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
1108 delete_null_pointer_checks, compute_code_hoist_vbeinout,
1109 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
1110 compute_store_table, build_store_vectors): Likewise.
1111 * haifa-sched.c (sched_init): Likewise.
1112 * ifcvt.c (if_convert): Likewise.
1113 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
1114 pre_edge_lcm, compute_available, compute_nearerout,
1115 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
1117 * predict.c (estimate_probability, process_note_prediction,
1118 note_prediction_to_br_prob): Likewise.
1119 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
1120 * recog.c (split_all_insns, peephole2_optimize): Likewise.
1121 * regrename.c (copyprop_hardreg_forward): Likewise.
1122 * resource.c (init_resource_info): Likewise.
1123 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
1124 init_regions, schedule_insns): Likewise.
1125 * ssa-ccp.c (ssa_const_prop): Likewise.
1126 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1127 * ssa.c (compute_dominance_frontiers,
1128 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
1130 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
1131 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
1134 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
1136 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
1138 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
1139 hoist_insn_after, hoist_insn_to_edge): New.
1141 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
1143 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
1144 (PROP_FINAL): Include.
1145 * flow.c (life_analysis, update_life_info,
1146 init_propagate_block_info, mark_set_1, mark_used_rgs):
1147 Support SCAN_DEAD_STORE.
1149 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1151 * c-common.c (c_common_init): Set CPP arithmetic precision.
1152 * cppexp.c (cpp_num_part): Move typedef ...
1153 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
1154 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
1155 (sanity_checks): Update.
1157 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
1159 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
1160 (mkheaders): New rule.
1161 (install-mkheaders): New rule.
1162 * configure.in (all_outputs): Add mkheaders.
1163 * configure: Regenerate.
1164 * mkheaders.in: New file.
1166 2002-05-26 Jakub Jelinek <jakub@redhat.com>
1168 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
1170 2002-05-26 Andreas Jaeger <aj@suse.de>
1172 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
1174 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
1176 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
1177 right_shift): Remove.
1178 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
1180 (struct op): Use cpp_num.
1181 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
1182 num_part_mul, num_unary_op, num_binary_op, num_negate,
1183 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
1184 num_div_op, num_lshift, num_rshift, append_digit): New.
1185 (interpret_number, parse_defined, eval_token, reduce): Update
1186 for two-integer arithmetic.
1187 (binary_handler): New typedef.
1189 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
1190 (_cpp_parse_expr, reduce): Update to handle two-integers.
1191 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
1193 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1195 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
1196 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
1197 branch insn into account, do not assume 1.
1198 (avr_out_sbxx_branch): New function. Optimize cases of skipping
1199 over single word insn. Handle upper half of I/O space too.
1200 * config/avr/avr.md (*sbrx_branch): Use it.
1201 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
1202 (*sbix_branch, *sbix_branch_bit7): Likewise.
1203 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
1204 Use RTL peepholes to optimize register operand sign tests.
1206 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
1208 * config/avr/avr.c (avr_asm_only_p): New variable.
1209 (avr_override_options): Set it here if AVR1.
1210 (asm_file_start): Test it here, report an error if set.
1212 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
1214 * alias.c: Fix formatting.
1215 * attribs.c: Likewise.
1216 * bb-reorder.c: Likewise.
1217 * bitmap.c: Likewise.
1218 * bitmap.h: Likewise.
1219 * builtins.c: Likewise.
1221 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
1223 * reload.c (find_valid_class): Accept new argument DEST,
1224 choose class accordingly.
1225 (push_reload): Update callers.
1227 2002-05-26 Andreas Jaeger <aj@suse.de>
1229 * combine.c (combine_instructions): Do not indent #if for
1232 2002-05-25 Richard Henderson <rth@redhat.com>
1234 * c-pragma.c (apply_pragma_weak): Convert value identifier to
1235 string for decl_attributes.
1236 (handle_pragma_weak): Call assemble_alias if we're modifying
1239 2002-05-25 Richard Henderson <rth@redhat.com>
1242 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
1243 using rtl instead of fprintf.
1244 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
1245 * config/sparc/sparc-protos.h: Update.
1247 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
1249 * Makefile.in (C_COMMON_H): Fix.
1250 Update other targets.
1251 * c-common.c: Don't include c-lex.h.
1252 (builtin_define_with_value): Make static and prototype.
1253 (builtin_define_std): Move from c-lex.h.
1254 * c-common.h (init_c_lex): Move from c-lex.h.
1255 * c-decl.c: Don't include c-lex.h.
1256 (make_pointer_declarator): Move from c-parse.in.
1257 * c-lex.c: Don't include c-lex.h.
1259 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
1260 (make_pointer_declarator): Move to c-decl.c.
1261 * c-pragma.c: Don't include c-lex.h.
1262 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
1263 * c-tree.h (make_pointer_declarator): New.
1265 * passes.texi, tm.texi: Update.
1267 * Make-lang.in: Update and correct.
1268 * objc-act.c: Don't include c-lex.h or cpplib.h.
1270 * treetree.c: Don't include c-lex.h.
1272 * darwin-c.c: Don't include c-lex.h.
1273 * c4x/c4x-c.c: Don't include c-lex.h.
1274 * c4x/t-c4x: Update.
1275 * i370/i370-c.c: Don't include c-lex.h.
1276 * i370/t-i370: Update.
1277 * i960/i960-c.c: Don't include c-lex.h.
1278 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
1279 * i960/t-960bare: Update.
1280 * i960/t-vxworks: Update.
1281 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
1282 * rs6000/t-darwin: Update.
1283 * rs6000/t-rs6000-c-rule: Update.
1284 * v850/v850-c.c: Don't include c-lex.h.
1285 * v850/v850.c: Don't include c-lex.h or cpplib.h.
1288 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
1290 * tree.def: Fix typos.
1291 * doc/install.texi: Likewise.
1293 2002-05-25 Richard Henderson <rth@redhat.com>
1295 * configure.in (HAVE_AS_TLS): Add ia64 test.
1296 * configure: Rebuild.
1297 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
1298 (override_options): Set it.
1299 (TARGET_HAVE_TLS): New.
1300 (sdata_symbolic_operand): Look for 's'.
1301 (tls_symbolic_operand): New.
1302 (ia64_expand_load_address): Abort for tls symbols.
1303 (gen_tls_get_addr): New.
1304 (gen_thread_pointer): New.
1305 (ia64_expand_move): Split out from movdi. Handle tls symbols.
1306 (rtx_needs_barrier): Add new unspecs.
1307 (ia64_encode_section_info): Handle tls symbols.
1308 (ia64_strip_name_encoding): Strip two encoding chars.
1309 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
1310 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
1311 (TARGET_OPTIONS): Add tls-size.
1312 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
1313 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
1314 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
1315 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
1316 (movsf, movdf): Likewise.
1317 (movdi_symbolic): Use match_scratch. Don't split if we won't
1318 have a scratch availiable.
1319 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
1320 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
1321 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
1322 * config/ia64/ia64-protos.h: Update.
1323 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
1324 sdata_symbolic_operand.
1325 (ASM_OUTPUT_LABELREF): Strip two characters.
1327 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
1329 * combine.c (simplify_set): Remove an unnecessary subreg.
1331 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
1333 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
1335 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
1337 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
1339 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
1341 2002-05-25 Roger Sayle <roger@eyesopen.com>
1343 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
1344 (cond (compare x y) 0) into the equivalent (cond x y).
1346 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
1348 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
1350 2002-05-24 Zack Weinberg <zack@codesourcery.com>
1352 * config.gcc: Remove all stanzas for previously obsoleted
1353 systems. Where necessary, add explicit error stanzas to
1354 prevent removed systems from being misidentified as something
1355 else. Begin a fresh obsoletions list, with the systems that
1356 were reprieved last round.
1357 * doc/install.texi: Remove all mention of dead targets.
1358 * fixinc/mkfixinc.sh: Likewise.
1360 * config/arm/arm.h: Bit 31 of target_flags is no longer
1363 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
1364 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
1365 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
1366 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
1367 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
1368 config/alpha/osf12.h, config/alpha/osf2or3.h,
1369 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
1370 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
1371 config/clipper/clipper-protos.h, config/clipper/clipper.c,
1372 config/clipper/clipper.h, config/clipper/clipper.md,
1373 config/clipper/clix.h, config/convex/convex-protos.h,
1374 config/convex/convex.c, config/convex/convex.h,
1375 config/convex/convex.md, config/convex/fixinc.convex,
1376 config/convex/proto.h, config/elxsi/elxsi-protos.h,
1377 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
1378 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
1379 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
1380 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
1381 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
1382 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
1383 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
1384 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
1385 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
1386 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
1387 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
1388 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
1389 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
1390 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
1391 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
1392 config/m68k/altos3068.h, config/m68k/apollo68.h,
1393 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
1394 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
1395 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
1396 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
1397 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
1398 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
1399 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
1400 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
1401 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
1402 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
1403 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
1404 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
1405 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
1406 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
1407 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
1408 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
1409 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
1410 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
1411 config/mips/dec-osf1.h, config/mips/elflorion.h,
1412 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
1413 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
1414 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
1415 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
1416 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
1417 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
1418 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
1419 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
1420 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
1421 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
1422 config/ns32k/sequent.h, config/ns32k/tek6000.h,
1423 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
1424 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
1425 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
1426 config/sparc/rtems.h, config/we32k/we32k-protos.h,
1427 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
1430 2002-05-24 Richard Henderson <rth@redhat.com>
1432 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
1433 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
1434 * config/i386/i386.c (tls_model_chars): Add leading space.
1435 (tls_symbolic_operand): Don't bias by 1.
1436 (legitimize_address): Don't unbias by 1.
1438 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1440 * lcm.c (optimize_mode_switching): Change bb used as indices
1443 2002-05-24 Richard Henderson <rth@redhat.com>
1445 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
1446 of update_life_info_in_dirty_blocks.
1448 2002-05-24 Jakub Jelinek <jakub@redhat.com>
1451 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
1453 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
1455 PR preprocessor/6780
1456 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
1458 2002-05-24 Jim Blandy <jimb@redhat.com>
1460 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
1461 entry with a type code of zero, marking the end of the compilation
1464 2002-05-24 Richard Henderson <rth@redhat.com>
1466 * varasm.c (asm_output_bss): Always output one byte.
1467 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
1469 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
1471 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
1474 2002-05-24 Andreas Jaeger <aj@suse.de>
1476 * ggc-page.c (alloc_page): Cast variables of type size_t to
1477 unsigned long, adjust printf format string.
1478 (ggc_alloc): Likewise.
1479 (ggc_print_statistics): Likewise.
1480 (ggc_print_statistics): Correct printf format string for SCALE to
1483 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
1485 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
1487 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
1488 Zack Weinberg <zack@codesourcery.com>
1490 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
1492 * dwarf2out.c (lookup_filename): Properly quote filename in .file
1493 directive in assembly file.
1494 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
1495 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
1496 * config/pj/pj.h (ASM_FILE_START): Likewise.
1497 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
1498 * config/avr/avr.c (asm_file_end): Likewise.
1499 * toplev.c (output_quoted_string): Handle possibly signed plain
1501 * toplev.h (output_clean_symbol_name): Declare
1502 * toplev.c (output_clean_symbol_name): Define.
1503 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
1504 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
1506 2002-05-24 Alan Modra <amodra@bigpond.net.au>
1508 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
1510 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
1512 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
1513 of size of unsigned.
1515 2002-05-23 Richard Henderson <rth@redhat.com>
1517 * configure.in (HAVE_AS_TLS): New test.
1518 * config.in, configure: Rebuild.
1519 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
1520 (ix86_tls_dialect_string, ix86_tls_dialect): New.
1521 (override_options): Set it.
1522 (tls_model_chars, tls_symbolic_operand): New.
1523 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
1524 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
1525 (local_exec_symbolic_operand): New.
1526 (get_pic_label_name): Merge into output_set_got.
1527 (ix86_asm_file_end): Emit pic_label_name if defined.
1528 (legitimate_constant_p, constant_address_p): New.
1529 (legitimate_pic_operand_p): New.
1530 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
1531 (legitimate_address_p): Likewise.
1532 (ix86_encode_section_info): Rename from i386_; handle tls decls.
1533 (ix86_strip_name_encoding): New.
1534 (get_thread_pointer): New.
1535 (legitimize_address): Handle tls symbols.
1536 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
1538 (struct machine_function): Add some_ld_name.
1539 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
1540 (print_operand) [&]: Use it. Handle UNSPEC_TP.
1541 (output_addr_const_extra): New.
1542 (maybe_get_pool_constant): New.
1543 (ix86_split_to_parts): Use it.
1544 (ix86_expand_move): Handle tls symbols.
1545 (ix86_tls_get_addr): New.
1546 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
1547 (TARGET_OPTIONS): Add tls-dialect.
1548 (CONSTANT_ADDRESS_P): Use new out-of-line function.
1549 (LEGITIMATE_CONSTANT_P): Likewise.
1550 (LEGITIMATE_PIC_OPERAND_P): Likewise.
1551 (TARGET_STRIP_NAME_ENCODING): New.
1552 (ASM_OUTPUT_LABELREF): New.
1553 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
1554 (OUTPUT_ADDR_CONST_EXTRA): New.
1555 (PREDICATE_CODES): Update.
1556 (ix86_tls_dialect, ix86_tls_dialect_string): New.
1557 * config/i386/i386.md: Regroup and renumber unspec constants.
1558 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
1559 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
1560 (tls_global_dynamic, tls_local_dynamic_base): New.
1561 (tls_local_dynamic_once): New.
1562 * config/i386/i386-protos.h: Update.
1564 2002-05-23 Richard Henderson <rth@redhat.com>
1566 * genemit.c (gen_insn): Print file:lineno comment before function.
1568 * gensupport.c (struct queue_elem): Add filename member.
1569 (queue_pattern): Initialize it; update all callers.
1570 (process_include): Don't free filename.
1571 (read_md_rtx): Set read_rtx_filename.
1573 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
1575 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
1577 2002-05-23 Richard Henderson <rth@redhat.com>
1579 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
1581 2002-05-23 Richard Henderson <rth@redhat.com>
1583 * doc/extend.texi (C++98 Thread-Local Edits): Update with
1584 commentary from Mark.
1586 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1588 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
1589 Use FOR_EACH_BB macros to iterate over basic block chain.
1590 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
1591 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
1593 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
1594 find_unreachable_blocks, create_edge_list, verify_edge_list,
1595 remove_fake_edges, add_noreturn_fake_exit_edges,
1596 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
1598 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
1599 find_sub_basic_blocks): Likewise.
1600 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
1602 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
1604 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
1606 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
1607 commit_edge_insertions, commit_edge_insertions_watch_calls,
1608 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
1609 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
1610 * conflict.c (conflict_graph_compute): Likewise.
1611 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
1612 df_modified_p, df_refs_unlink, df_dump): Likewise.
1613 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
1614 * final.c (compute_alignments): Likewise.
1615 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
1616 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
1617 count_or_remove_death_notes): Likewise.
1618 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
1619 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
1620 classic_gcse, compute_transp, cprop, compute_pre_data,
1621 compute_transpout, invalidate_nonnull_info,
1622 delete_null_pointer_checks_1, delete_null_pointer_checks,
1623 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
1624 compute_store_table, build_store_vectors, store_motion): Likewise.
1625 * global.c (global_conflicts, mark_elimination): Likewise.
1626 * graph.c (print_rtl_graph_with_bb): Likewise.
1627 * haifa-sched.c (sched_init): Likewise.
1628 * ifcvt.c (if_convert): Likewise.
1629 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
1630 compute_available, compute_nearerout, compute_rev_insert_delete,
1631 optimize_mode_switching): Likewise.
1632 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
1633 * predict.c (estimate_probability, note_prediction_to_br_prob,
1634 propagate_freq, counts_to_freqs, expensive_function_p,
1635 estimate_bb_frequencies): Likewise.
1636 * profile.c (instrument_edges, get_exec_counts,
1637 compute_branch_probabilities, compute_checksum, branch_prob,
1638 find_spanning_tree): Likewise.
1639 * recog.c (split_all_insns, peephole2_optimize): Likewise.
1640 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
1642 * regclass.c (scan_one_insn, regclass): Likewise.
1643 * regmove.c (mark_flags_life_zones, regmove_optimize,
1644 record_stack_memrefs): Likewise.
1645 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
1646 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
1647 * resource.c (find_basic_block): Likewise.
1648 * sched-ebb.c (schedule_ebbs): Likewise.
1649 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
1650 find_single_block_region, find_rgns, schedule_insns)
1651 * sibcall.c (optimize_sibling_and_tail_recursive_call)
1652 * ssa-ccp.c (optimize_unexecutable_edges,
1653 ssa_ccp_df_delete_unreachable_insns): Likewise.
1654 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1655 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
1656 rename_block, convert_to_ssa, compute_conservative_reg_partition,
1657 compute_coalesced_reg_partition, rename_equivalent_regs,
1658 convert_from_ssa): Likewise.
1659 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
1660 process_for_unwind_directive): Likewise.
1662 * df.c (FOR_ALL_BBS): Removed.
1663 * gcse.c (struct null_pointer_info): Type of current_block field
1665 (struct reg_avail_info): Type of last_bb field changed.
1666 * config/ia64/ia64.c (block_num): Removed.
1667 (need_copy_state): Type changed.
1670 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1672 * cppinit.c (mark_named_operators): Split out from init_builtins.
1673 (cpp_finish_options): Call it from here instead.
1675 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
1677 * builtin-attrs.def: Update copyright years.
1678 (ATTR_NONNULL): New attribute identifier.
1679 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
1680 attribute tree lists.
1681 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
1683 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
1684 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
1685 attribute lists. Chain the appropriate nonnull attribute.
1686 * c-format.c (check_format_arg): Remove null format string
1688 * testsuite/gcc.dg/format/null-1.c: New test.
1690 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1692 * Makefile.in (ADAC): Define.
1694 (.SUFFIXES): Move before language makefile fragments.
1695 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
1697 2002-05-23 Mark Mitchell <mark@codesourcery.com>
1699 * varasm.c (make_decl_rtl): Don't allow weak variables to be
1702 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
1704 * cfg.c (dump_flow_info): Print results of
1705 maybe_hot/probably_never_executed predicates.
1706 * toplev.c (open_dump_file): Print function frequency.
1708 2002-05-23 David S. Miller <davem@redhat.com>
1710 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
1713 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
1715 * c-common.c (warn_nonnull): Declare.
1716 (c_common_attribute_table): Add "nonnull" attribute.
1717 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
1718 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
1719 check_function_arguments_recurse): New functions.
1720 * c-common.h (warn_nonnull): Declare extern.
1721 (check_function_arguments, check_function_arguments_recurse): New
1723 * c-decl.c (c_decode_option): Add -Wnonnull option.
1724 * c-format.c (set_Wformat): Set warn_nonnull if enabling
1726 (format_check_context): New structure.
1727 (check_format_info_recurse): Remove recursion and rename to...
1728 (check_format_arg): ...this. Update comment.
1729 (check_format_info): Use check_function_arguments_recurse.
1730 * c-typeck.c (build_function_call): Call check_function_arguments
1731 instead of check_function_format.
1732 * doc/extend.texi: Document "nonnull" attribute.
1733 * doc/invoke.texi: Docuemnt -Wnonnull option.
1734 * testsuite/gcc.dg/nonnull-1.c: New test.
1735 * testsuite/gcc.dg/nonnull-2.c: New test.
1737 2002-05-23 David S. Miller <davem@redhat.com>
1739 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
1740 * cfgcleanup.c (cleanup_cfg): If it is set do not
1741 attempt to delete trivially dead insns.
1742 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
1743 * toplev.c (rest_of_compilation): Document non-trivial aspect
1744 the RTL before optimize_save_area_alloca is run.
1746 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1748 * c-lex.c (indent_level): Remove.
1749 (cb_file_change, c_lex): Remove indent level handling.
1750 * c-lex.h (indent_level): Remove.
1751 * input.h (struct file_stack): Remove indent_level.
1752 * toplev.c (push_srcloc): Remove indent_level handling.
1754 2002-05-23 Jakub Jelinek <jakub@redhat.com>
1757 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
1758 of x in constraints for clarity.
1759 (sse_mov?fcc split): abort if op2 == op3.
1760 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
1761 sse_movsfcc_const0_4): Add earlyclobber.
1762 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1763 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
1764 Use Y instead of x in constraints.
1766 2002-05-23 Richard Henderson <rth@redhat.com>
1768 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
1769 (C++98 Thread-Local Edits): New subsection.
1771 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
1772 (ix86_arch): Set type to enum processor_type.
1774 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
1775 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
1777 2002-05-23 Jakub Jelinek <jakub@redhat.com>
1779 * configure.in: Fix as version test for binutils 2.12.1 releases
1781 * configure: Rebuilt.
1783 2002-05-23 Richard Henderson <rth@redhat.com>
1785 * config/i386/i386.c (get_pic_label_name): New.
1786 (load_pic_register): Remove.
1787 (output_set_got): New.
1788 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
1789 * config/i386/i386.md (UNSPEC_SET_GOT): New.
1790 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
1791 (prologue_set_got, prologue_get_pc): Remove.
1792 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
1793 (builtin_setjmp_receiver): Use gen_set_got.
1794 * config/i386/i386-protos.h: Update.
1796 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
1798 * gcse.c (hash_expr): Do not use alias set for hashing.
1800 2002-05-22 Kevin Buettner <kevinb@redhat.com>
1802 * dbxout.c (dbxout_class_name_qualifiers): New function.
1803 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
1805 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1807 * cpperror.c (_cpp_begin_message): No special casing
1809 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
1810 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
1811 * cpplib.c (do_include_common): Use DL_ERROR.
1812 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
1814 * fix-header.c (read_scan_file): Update.
1816 2002-05-22 Richard Henderson <rth@redhat.com>
1818 * config/i386/i386.c (ix86_expand_call): New function, extracted
1819 from md call patterns. Add pic_offset_table_rtx to
1820 CALL_INSN_FUNCTION_USAGE when needed.
1821 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
1822 (call_value_pop, call_value, untyped_call): Likewise.
1823 (call_exp, call_value_exp): Remove.
1824 * config/i386/i386-protos.h: Update.
1826 2002-05-22 Richard Henderson <rth@redhat.com>
1828 * varasm.c (default_section_type_flags): Check for VAR_DECL
1829 before using DECL_THREAD_LOCAL.
1831 2002-05-22 David Edelsohn <edelsohn@gnu.org>
1833 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
1834 (STARTFILE_SPEC): Delete PE crt0.o.
1835 * config/rs6000/aix51.h: Same.
1836 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
1837 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
1838 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
1839 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
1840 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
1842 2002-05-22 Richard Henderson <rth@redhat.com>
1844 * varasm.c (default_section_type_flags): Handle tls data and
1846 (default_unique_section): Handle tls sections.
1848 2002-05-23 Alan Modra <amodra@bigpond.net.au>
1850 * configure.in (CROSS): Define NATIVE_CROSS.
1851 * configure: Regenerate.
1852 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
1853 (startfile_prefix_spec): New var.
1854 (static_specs): Add startfile_prefix_spec.
1855 (do_spec_2): Split out from..
1857 (main): Process startfile_prefix_spec.
1858 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
1860 (STARTFILE_PREFIX_SPEC): Define.
1861 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
1864 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
1866 * cpperror.c: Fix formatting.
1867 * cppexp.c: Likewise.
1868 * cppfiles.c: Likewise.
1869 * cpphash.c: Likewise.
1870 * cpphash.h: Likewise.
1871 * cppinit.c: Likewise.
1872 * cpplex.c: Likewise.
1873 * cpplib.c: Likewise.
1874 * cppmacro.c: Likewise.
1875 * cppmain.c: Likewise.
1876 * cppspec.c: Likewise.
1878 2002-05-22 Jakub Jelinek <jakub@redhat.com>
1880 * combine.c (force_to_mode): Use gen_int_mode.
1881 Don't clear CONST_INT bits outside of mode.
1883 2002-05-22 Richard Henderson <rth@redhat.com>
1885 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
1886 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
1888 2002-05-22 Jakub Jelinek <jakub@redhat.com>
1891 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
1892 if DECL_SIZE_UNIT is INTEGER_CST.
1894 2002-05-22 Richard Henderson <rth@redhat.com>
1896 * flow.c (life_analysis): Delete broken reg_label check.
1898 2002-05-22 Richard Henderson <rth@redhat.com>
1900 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
1901 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
1903 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
1905 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
1906 (embed-bb.c): New rule.
1907 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
1908 * config/sh/embed_bb.c: Delete.
1910 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
1912 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
1914 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
1916 * config/h8300/h8300.md (*andorqi3): New.
1918 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
1920 PR preprocessor/6517
1921 * Makefile.in: Update.
1922 * c-common.c (c_common_post_options): Add preprocessor
1923 errors to the error count.
1924 * c-lang.c (c_post_options): Kill.
1925 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
1926 * hooks.h: Add header guards.
1927 * langhooks-def.h: Include hooks.h.
1928 (LANG_HOOKS_POST_OPTIONS): Update.
1929 * langhooks.h (struct lang_hooks): Update post_options.
1930 * toplev.c (parse_options_and_default_flags): Update.
1932 * objc-lang.c (objc_post_options): Kill.
1933 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
1935 2002-05-21 Bruce Korb <bkorb@gnu.org>
1937 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
1938 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
1939 * fixinc/fixincl.x: regen.
1941 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
1943 * cfgbuild.c: Fix formatting.
1945 * cfgcleanup.c: Likewise.
1946 * cfglayout.c: Likewise.
1947 * cfgloop.c: Likewise.
1948 * cfgrtl.c: Likewise.
1950 2002-05-21 Richard Henderson <rth@redhat.com>
1952 * c-common.h (enum rid): Add RID_THREAD.
1953 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
1954 (grokdeclarator): Grok __thread.
1955 * c-parse.in (reswords): Add __thread.
1956 (rid_to_yy): Add RID_THREAD.
1958 * tree.h (DECL_THREAD_LOCAL): New.
1959 (struct tree_decl): Add thread_local_flag.
1960 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
1961 * tree.c (staticp): TLS variables are not static.
1963 * target-def.h (TARGET_HAVE_TLS): New.
1964 * target.h (have_tls): New.
1965 * output.h (SECTION_TLS): New.
1966 * varasm.c (assemble_variable): TLS variables can't be common for now.
1967 (default_section_type_flags): Handle .tdata and .tbss.
1968 (default_elf_asm_named_section): Handle SECTION_TLS.
1969 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
1971 * flags.h (flag_tls_default): Declare.
1972 * toplev.c (flag_tls_default): Define.
1973 (display_help): Display help for it.
1974 (decode_f_option): Set it.
1976 * doc/extend.texi (Thread-Local): New node describing language-level
1977 thread-local storage.
1978 * doc/invoke.texi (-ftls-model): Document.
1980 * fixinc/inclhack.def (thread_keyword): New.
1981 * fixinc/fixincl.x: Rebuild.
1983 2002-05-21 Jeffrey A Law <law@redhat.com>
1985 * optabs.c (expand_binop): For double-word integer multiplies,
1986 do not compute intermediate results into something that is
1987 not a register (such as a SUBREG or MEM).
1989 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
1990 (ix86_sched_reorder): Make sure to initialize scheduling
1991 data even when there's only one insn in the ready queue.
1993 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
1995 * genautomata.c (reserv_sets_hash_value): Fix a typo.
1997 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
1999 * genautomata.c (reserv_sets_hash_value): Define hash_value as
2000 set_el_t. Transform the hash value into unsigned.
2001 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
2002 (transform_3): Add code to process `(A,B)+(D,E)'.
2004 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
2006 * reload1.c (do_output_reload): Run delete_output_reload
2009 2002-05-21 Roger Sayle <roger@eyesopen.com>
2012 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
2013 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
2014 (can_store_by_pieces): ... and here to limit the largest mode used.
2015 Add a comment to document this function.
2017 2002-05-21 Richard Henderson <rth@redhat.com>
2019 * flow.c (life_analysis): Fix test for deleted label.
2021 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
2023 * doc/tm.texi: Fix typo.
2025 2002-05-21 Zack Weinberg <zack@codesourcery.com>
2027 * c-common.c (c_common_init): Set options->unsigned_char from
2029 (cb_register_builtins): Define __STRICT_ANSI__ and
2030 __CHAR_UNSIGNED__ here...
2031 * cppinit.c (init_builtins): Not here.
2032 (cpp_create_reader): unsigned_char option defaults to 0, not
2033 !DEFAULT_SIGNED_CHAR.
2034 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
2035 and -funsigned-char.
2037 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
2038 * cpphash.c (_cpp_init_hashtable): Don't set it.
2039 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
2040 directly. Clarify comment.
2042 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2044 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
2045 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
2046 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
2047 BASIC_BLOCK (n_basic_blocks - 1).
2048 * cfganal.c (can_fallthru, flow_call_edges_add,
2049 flow_preorder_transversal_compute): Too.
2050 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
2051 find_sub_basic_blocks): Too.
2052 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
2053 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
2054 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
2055 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
2056 * combine.c (this_basic_block): Type changed to basic_block.
2057 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
2058 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
2059 get_last_value, distribute_notes, distribute_links): Too.
2060 * final.c (compute_alignments): Too.
2061 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
2062 * function.c (thread_prologue_and_epilogue_insns): Too.
2063 * gcse.c (compute_code_hoist_vbeinout): Too.
2064 * global.c (build_insn_chain): Too.
2065 * ifcvt.c (find_if_block, find_cond_trap): Too.
2066 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
2067 * regmove.c (regmove_optimize): Too.
2068 * resource.c (find_basic_block): Too.
2069 * sched-ebb.c (schedule_ebbs): Too.
2070 * ssa-dce.c (find_control_dependence, find_pdom): Too.
2072 2002-05-21 Andreas Jaeger <aj@suse.de>
2074 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
2076 2002-05-21 Richard Henderson <rth@redhat.com>
2078 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
2079 unspec names, not numbers.
2081 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
2083 * doc/sourcebuild.texi: Mention snapshot-README and
2084 snapshot-index.html as needing updating for new front ends.
2086 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2088 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
2089 disabling checking, and avoid multiple evaluation of RTX.
2091 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
2093 * bitmap.c (bitmap_find_bit): Return early if we have the correct
2096 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
2098 * profile.c (gen_edge_profiler): Set alias set before the memory is
2101 2002-05-20 David S. Miller <davem@redhat.com>
2103 * cselib.c (max_value_regs): New.
2104 (cselib_lookup, cselib_invalidate_regno): Initialize it when
2105 adding new entries to the REG_VALUES table and we are dealing with
2107 (clear_table): Initialize it.
2108 (cselib_invalidate_regno): Use it to determine which hard
2109 registers to scan when mode is not VOIDmode.
2111 2002-05-20 Duraid Madina <duraid@fl.net.au>
2113 * tradcpp.c (fixup_newlines): Use old-style function header.
2115 2002-05-20 Krister Walfridsson <cato@df.lth.se>
2117 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
2119 2002-05-20 H.J. Lu (hjl@gnu.org)
2121 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
2123 * config/mips/mips.h (DFMODE_NAN): Defined.
2124 (SFMODE_NAN): Likewise.
2126 2002-05-20 Dale Johannesen <dalej@apple.com>
2128 * combine.c (cant_combine_insn_p): Back out my
2131 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
2133 * params.c: Fix formatting.
2134 * params.h: Likewise.
2135 * predict.c: Likewise.
2136 * prefix.c: Likewise.
2137 * print-rtl.c: Likewise.
2138 * print-tree.c: Likewise.
2139 * profile.c: Likewise.
2141 2002-05-20 H.J. Lu (hjl@gnu.org)
2143 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
2145 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
2147 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
2148 switches straight on to the assembler, do not abbreviate them.
2149 * config/arm/elf.h (ASM_SPEC): As above.
2150 * config/arm/semi.h (ASM_SPEC): As above.
2151 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
2152 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
2153 -mcpu=xscale on to the assembler by default.
2154 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
2156 2002-05-20 Richard Henderson <rth@redhat.com>
2158 * cse.c (canon_hash): Reorder do_not_record test. Always
2159 allow pic_offset_table_rtx.
2161 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
2163 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
2164 (expand_binop): Ditto (3 times).
2166 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
2168 * Makefile.in (distclean): Remove QMTest stuff.
2169 (QMTEST_PATH): New variable.
2170 (QMTESTFLAGS): Likewise.
2171 (QMTESTRUNFLAGS): Likewise.
2173 (QMTEST_GPP_TESTS): Likewise.
2174 (QMTEST_DIR): Likewise.
2175 (QMTEST_DIR/context): New target.
2176 (qmtest-g++): Likeise.
2177 (qmtest-gui): Likewise.
2178 (QMTEST_DIR/gpp-expected.qmr): Likewise.
2180 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
2182 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
2183 an altivec register if TARGET_ALTIVEC.
2185 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
2186 to ALTIVEC_VECTOR_MODE.
2187 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
2188 (rs6000_va_arg): Vectors may go in registers if they are not
2191 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
2193 * protoize.c: Fix formatting.
2195 2002-05-19 Richard Henderson <rth@redhat.com>
2197 * gensupport.c (init_include_reader): Merge into ...
2198 (process_include): ... here. Simplify composite path creation.
2199 Plug memory leaks. Fix file/line number tracking. Do not
2200 process_define_cond_exec. Return void.
2201 (process_rtx): Don't check process_include return value.
2203 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2205 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
2207 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
2208 traversing basic block chain.
2209 (create_basic_block_structure, create_basic_block): Declaration changed.
2210 (link_block, unlink_block): Declare.
2211 * cfg.c (entry_exit_blocks): Initialize new fields.
2212 (link_block, unlink_block): New.
2213 (expunge_block_nocompact): Unlink basic block.
2214 (dump_flow_info): Print prev_bb/next_bb fields.
2215 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
2216 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
2217 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
2218 * cfgrtl.c (create_basic_block_structure, create_basic_block,
2219 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
2220 (verify_flow_info): Check that list agrees with numbering.
2222 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
2224 * c-common.c (preprocessing_asm): New macro.
2225 * c-lex.h (builtin_define, builtin_assert): Use pfile.
2229 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
2230 (CPP_SPEC): Simplify.
2231 (TARGET_CPU_CPP_BUILTINS): Update.
2232 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
2233 (CPP_SPEC): Simplify.
2234 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
2235 (TARGET_OS_CPP_BUILTINS): Update.
2236 * osf.h (CPP_XFLOAT_SPEC): Kill.
2237 (TARGET_OS_CPP_BUILTINS): Update.
2238 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
2239 * osf5.h (CPP_XFLOAT_SPEC): Kill.
2240 * vms.h (CPP_SUBTARGET_SPEC): Kill.
2241 (TARGET_OS_CPP_BUILTINS): Update.
2243 2002-05-19 Richard Henderson <rth@redhat.com>
2245 * varasm.c (default_binds_local_p): Fix typo.
2247 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
2249 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
2250 CONST_INT operand to the correct mode after adding 1 to it.
2252 2002-05-19 Mark Mitchell <mark@codesourcery.com>
2254 * config.gcc (powerpc-wrs-windiss*): New target.
2256 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2258 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
2261 2002-05-18 Mark Mitchell <mark@codesourcery.com>
2263 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
2265 * config.in: Regenerated.
2266 * configure: Regenerated.
2268 2002-05-19 Richard Henderson <rth@redhat.com>
2270 * target-def.h (TARGET_BINDS_LOCAL_P): New.
2271 * target.h (struct gcc_target): Move boolean fields to the end.
2273 * varasm.c (default_binds_local_p): New.
2274 * output.h: Declare it.
2276 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
2277 * config/cris/cris.c (cris_encode_section_info): Likewise.
2278 * config/i386/i386.c (i386_encode_section_info): Likewise.
2279 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
2280 * config/sh/sh.c (sh_encode_section_info): Likewise.
2282 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
2283 (TARGET_BINDS_LOCAL_P): New.
2285 2002-05-19 Richard Henderson <rth@redhat.com>
2287 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
2288 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
2289 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
2291 * toplev.c (display_help): Kill -a -ax help.
2293 * config/1750a/1750a.h, config/alpha/alpha.h,
2294 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
2295 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
2296 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
2297 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
2299 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
2300 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
2302 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
2303 (ix86_output_function_block_profiler): Kill.
2304 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
2305 (m68hc11_function_block_profiler): Kill.
2306 * config/m68hc11/m68hc11-protos.h: Update.
2307 * config/m88k/m88k.c (output_block_profiler): Kill.
2308 (output_function_block_profiler): Kill.
2309 * config/m88k/m88k-protos.h: Update.
2311 2002-05-19 Richard Henderson <rth@redhat.com>
2313 * system.h (STRIP_NAME_ENCODING): Poison it.
2314 * output.h (STRIP_NAME_ENCODING): Remove.
2315 (default_strip_name_encoding): Declare.
2316 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
2317 * target.h (strip_name_encoding): New.
2318 * varasm.c (default_strip_name_encoding): New.
2320 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
2321 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
2322 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
2323 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
2324 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
2325 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
2326 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
2327 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
2328 config/v850/v850.h: Use the hook, not the macro.
2330 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
2331 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
2332 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
2333 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
2334 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
2335 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
2336 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
2337 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
2338 config/v850/v850.c, config/v850/v850.h:
2339 Move STRIP_NAME_ENCODING to out-of-line function and add
2340 TARGET_STRIP_NAME_ENCODING.
2342 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
2343 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
2344 with TARGET_STRIP_NAME_ENCODING referencing existing function;
2345 make function static.
2347 * xcoffout.c: Include target.h
2348 * Makefile.in (xcoffout.o): Update.
2350 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
2351 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
2352 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
2353 reloc argument unused.
2354 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
2356 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
2357 STRIP_NAME_ENCODING docs.
2359 2002-05-19 Andreas Jaeger <aj@suse.de>
2361 * gengenrtl.c: Add prototype for excluded_rtx.
2363 * real.h: Add prototype for exact_real_truncate.
2365 2002-05-18 Richard Henderson <rth@redhat.com>
2367 * system.h (ENCODE_SECTION_INFO): Poison it.
2368 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
2369 * target.h (encode_section_info): New.
2370 * varasm.c (make_decl_rtl, output_constant_def): Use it.
2371 * hooks.c (hook_tree_int_void): New.
2372 * hooks.h: Declare it.
2374 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
2375 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
2376 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
2377 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
2378 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
2379 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
2380 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
2381 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
2382 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2383 config/mcore/mcore-protos.h, config/mcore/mcore.c,
2384 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
2385 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
2386 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
2387 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
2388 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
2389 referencing existing function. Make function static.
2391 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
2392 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
2393 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
2394 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
2395 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
2396 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
2397 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
2398 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
2399 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
2400 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
2401 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
2402 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
2403 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
2404 Move ENCODE_SECTION_INFO to out-of-line function and add
2405 TARGET_ENCODE_SECTION_INFO.
2407 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
2408 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2410 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
2412 (switch_to_section): Replace in_rdata case with in_readonly_data.
2414 * config/h8300/h8300.c (h8300_encode_label): Make static.
2415 * config/h8300/h8300-protos.h: Update.
2417 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
2418 from rs6000_encode_section_info; make static.
2419 (rs6000_xcoff_encode_section_info): New.
2421 * config/v850/v850.c (v850_encode_data_area): Make static.
2422 * config/v850/v850-protos.h: Update.
2424 * config/vax/vax.c: Include flags.h.
2425 (vms_select_section): Fix typo.
2427 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
2428 ENCODE_SECTION_INFO docs.
2430 2002-05-18 Richard Henderson <rth@redhat.com>
2432 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
2433 REGISTER_TARGET_PRAGMAS.
2434 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
2436 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
2438 2002-05-18 Richard Henderson <rth@redhat.com>
2440 * system.h (SELECT_RTX_SECTION): Poison.
2441 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
2442 * target.h (select_rtx_section): New.
2443 * varasm.c (output_constant_pool): Use it.
2444 (default_select_rtx_section, default_elf_select_rtx_section): New.
2445 * output.h: Declare them.
2447 * config/darwin.h (SELECT_RTX_SECTION): Move ...
2448 * config/darwin.c (machopic_select_rtx_section): ... here.
2449 * config/darwin-protos.h: Update.
2451 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
2452 * config/nextstep.c (machopic_select_rtx_section): ... here.
2453 (nextstep_select_section): Rename variable to avoid macro clash.
2454 * config/nextstep-protos.h: Update.
2456 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
2457 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
2458 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
2459 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
2460 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
2461 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
2462 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
2463 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
2464 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
2465 (SELECT_RTX_SECTION): Remove.
2467 * config/darwin.h, config/elfos.h, config/nextstep.h,
2468 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
2469 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
2470 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
2471 config/sparc/lynx.h, config/xtensa/xtensa.c
2472 (TARGET_ASM_SELECT_RTX_SECTION): New.
2474 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
2475 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
2476 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
2477 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
2478 (ia64_aix_select_rtx_section): New.
2479 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
2481 * config/mips/mips.c (mips_select_rtx_section): Make static.
2482 Support ELF SHF_MERGE features.
2483 * config/mips/mips-protos.h: Update.
2484 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
2485 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
2486 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
2487 make static, fall back to default_elf_select_rtx_section.
2488 * config/rs6000/rs6000-protos.h: Update.
2489 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
2490 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
2491 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
2492 * config/romp/romp.c (romp_select_rtx_section): New.
2493 * config/s390/s390.c (s390_select_rtx_section): New.
2494 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
2495 declarations before target macro definition.
2496 (xtensa_emit_call): Use static buffer.
2497 (xtensa_select_rtx_section): New.
2498 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
2499 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
2500 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
2502 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
2503 SELECT_RTX_SECTION docs.
2505 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
2507 * i386.md (movsi/movdi): Fix template.
2508 (sse2 patterns): Set attributes consistently.
2510 * i386.md (pushqi2, ashrqi_*): Fix constraint.
2512 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
2514 * optabs.c (complex_part_zero_p): New.
2515 * (expand_cmplxdiv_straight): Use it.
2516 * (expand_cmplxdiv_wide): Ditto.
2517 * (expand_binop): Ditto.
2519 2002-05-18 Richard Henderson <rth@redhat.com>
2521 * final.c (HAVE_READONLY_DATA_SECTION): New.
2522 (shorten_branches): Use it instead of ifdefs.
2523 * varasm.c (enum in_section): Add in_readonly_data.
2524 (text_section, data_section): Tidy.
2525 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
2527 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
2528 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
2529 (READONLY_DATA_SECTION): Don't undef.
2531 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
2532 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
2533 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
2535 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
2536 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
2537 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
2538 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
2540 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
2541 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
2542 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
2543 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
2544 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
2545 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
2546 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
2547 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
2548 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
2550 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
2551 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
2552 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
2553 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
2554 config/pa/pa64-hpux.h, config/sparc/litecoff.h
2555 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
2557 * config/elfos.h, config/netware.h, config/svr3.h,
2558 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
2559 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
2560 config/h8300/h8300.h, config/i386/i386-interix.h,
2561 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
2562 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
2564 * config/elfos.h, config/netware.h, config/svr3.h,
2565 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
2566 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
2567 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
2568 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
2570 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
2571 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
2572 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
2573 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
2574 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
2575 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
2576 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
2577 config/rs6000/sysv4.h, config/v850/v850.h
2578 (EXTRA_SECTIONS): Remove in_const/in_rdata.
2579 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
2581 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
2582 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
2583 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
2584 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
2585 * config/alpha/alpha.c (alpha_start_function): Likewise.
2586 (alpha_write_linkage): Likewise.
2587 * config/m32r/m32r.c (m32r_select_section): Likewise.
2588 * config/m88k/m88k.c (m88k_select_section): Likewise.
2589 * config/mips/mips.c (mips_select_rtx_section): Likewise.
2590 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
2591 (rs6000_elf_select_section): Likewise.
2592 * config/v850/v850.c (v850_select_section): Likewise.
2594 * config/1750a/1750a.h, config/i860/sysv3.h
2595 (READONLY_DATA_SECTION_ASM_OP): New.
2596 READONLY_DATA_SECTION_ASM_OP.
2597 * config/i386/interix.c, config/i386/winnt.c
2598 (i386_pe_unique_section): Always use .rdata prefix.
2599 * config/pa/som.h (readonly_data): Always switch to read-only section.
2600 (READONLY_DATA_SECTION): Predicate on flag_pic.
2601 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
2602 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
2603 (READONLY_DATA_SECTION): Update.
2605 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
2607 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
2608 is used without -Wformat.
2609 * c-common.h (warn_format_zero_length): Declare extern.
2610 * c-decl.c (warn_options): Add "format-zero-length".
2611 * c-format.c (warn_format_zero_length): Declare.
2612 (set_Wformat): Set warn_format_zero_length for -Wformat.
2613 (check_format_info): Only warn about zero-length formats if
2614 warn_format_zero_length is true. Include the format type
2615 name in the warning message.
2616 * doc/invoke.texi: Document -Wformat-zero-length.
2617 * testsuite/gcc.dg/format/zero-length-1.c: New test.
2619 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
2621 * timevar.c: Fix formatting.
2622 * tlink.c: Likewise.
2623 * toplev.c: Likewise.
2624 * tree-dump.c: Likewise.
2625 * tree-inline.c: Likewise.
2627 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
2629 * cppinit.c (cpp_post_options): If preprocessed, turn off
2630 traditional. If traditional, turn off column numbers.
2631 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
2632 * cpptrad.c (handle_newline): Update line_base.
2633 (skip_comment): Handle -Wcomment.
2635 2002-05-17 Zack Weinberg <zack@codesourcery.com>
2637 * cppinit.c (struct builtin): Remove unused fields.
2638 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
2639 (operator_array): New - was second half of builtin_array.
2640 (init_builtins): Simplify loop over builtin_array/operator_array.
2642 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
2644 * defaults.h (UNIQUE_SECTION): Remove.
2645 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
2647 2002-05-17 Richard Henderson <rth@redhat.com>
2649 * expr.c (init_expr_once): Don't use start/end_sequence.
2650 Use rtx_alloc instead of emit_insn.
2651 * toplev.c (lang_dependent_init): Run init_expr_once here ...
2652 (lang_independent_init): ... not here.
2654 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
2656 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
2658 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
2660 * config/avr/avr.c (avr_regs_to_save): New function. Also check
2661 for fixed registers, possibly used for global register variables.
2662 (initial_elimination_offset, avr_output_function_prologue,
2663 avr_output_function_epilogue): Move common code to avr_regs_to_save.
2665 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
2667 * Makefile.in: Update for cpptrad.c.
2668 * cpphash.h (struct cpp_buffer): New members for buffer
2670 (struct cpp_reader): New members for traditional output.
2671 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
2672 * cppinit.c (cpp_create_reader): Set trad_line.
2673 (cpp_destroy): Free trad_out_base if used.
2674 (cpp_read_main_file): Overlay an empty buffer if traditional.
2675 (cpp_finish_options): Don't do builtins.
2676 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
2677 (cpp_handle_option): Handle it.
2678 * cpplex.c (continue_after_nul): New.
2679 (_cpp_lex_direct): Use handle_nul.
2680 * cpplib.h (struct cpp_options): New traditional option.
2681 * cpptrad.c: New file.
2683 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
2685 * c-common.c (c_common_init_options): Use C89 for Objective-C,
2686 and set the options flag.
2687 * cppinit.c (lang_flags): Remove objc.
2688 (lang_defaults): Remove OBJC and OBJCXX.
2690 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
2691 (cpp_handle_option): Remove -+ and -lang-objc++.
2692 For ObjC, just set a flag.
2693 (print_help): Update.
2694 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
2696 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2698 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
2699 bootstrap with -mips3.
2701 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
2703 * final.c: Fix formatting.
2704 * fix-header.c: Likewise.
2706 * fold-const.c: Likewise.
2707 * function.c: Likewise.
2709 2002-05-17 David S. Miller <davem@redhat.com>
2711 PR c/6689, PR optimization/6615
2712 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
2713 and make it a pointer to rtx. Update comments.
2714 (update_equiv_regs): When scanning for equivalences, record
2715 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
2716 it while making the equiv replacements.
2718 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2720 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
2722 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
2724 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
2725 when encoding visibility into SYMBOL_REF_FLAG.
2727 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
2729 * expr.c (force_operand): Fix reversed move.
2731 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
2733 * doc/install.texi (Testing): Mention two common DejaGnu warnings
2734 that can be ignored.
2736 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2738 * doc/install.texi (Final install): Recommend to install into a
2739 "clean" target directory.
2741 2002-05-17 Richard Henderson <rth@redhat.com>
2743 * config/ia64/ia64.md: Use braced strings instead of quoted strings
2744 for code blocks. Tidy whitespace.
2746 2002-05-17 Richard Henderson <rth@redhat.com>
2748 * hooks.c (hook_tree_bool_false): New.
2749 * hooks.h: Declare it.
2750 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
2751 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
2752 * target.h (select_section, unique_section): New.
2753 (in_small_data_p): New.
2754 * varasm.c (resolve_unique_section): Use hooks instead of macros.
2755 (variable_section, output_constant_def_contents): Likewise.
2756 (default_select_section, default_unique_section): New.
2757 (categorize_decl_for_section, default_elf_select_section): New.
2758 * output.h: Declare them.
2760 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
2761 (TARGET_ASM_SELECT_SECTION): New.
2762 (SELECT_SECTION): Move ...
2763 * config/darwin.c (machopic_select_section): ... here.
2764 * config/darwin-protos.h: Update.
2766 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
2767 (SELECT_SECTION): Move ...
2768 * config/nextstep.c (nextstep_select_section): ... here.
2769 * config/nextstep-protos.h: Update.
2771 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
2772 (TARGET_ASM_SELECT_SECTION): New.
2773 * config/svr3.h (SELECT_SECTION): Remove.
2775 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
2776 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
2777 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
2778 (alpha_encode_section_info): Use it.
2779 * config/alpha/alpha-protos.h: Update.
2780 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
2781 (SELECT_SECTION, UNIQUE_SECTION): Remove.
2782 (TARGET_ASM_SELECT_SECTION): New.
2783 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
2785 * config/arm/pe.h (UNIQUE_SECTION): Remove.
2786 (TARGET_ASM_UNIQUE_SECTION): New.
2788 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
2789 (avr_unique_section): Rename from unique_section; make static.
2790 * config/avr/avr-protos.h: Update.
2791 * config/avr/avr.h (UNIQUE_SECTION): Remove.
2793 * config/c4x/c4x.h (SELECT_SECTION): Remove.
2795 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
2796 (TARGET_ASM_UNIQUE_SECTION): New.
2797 * config/i386/i386-interix.h: Likewise.
2798 * config/i386/win32.h: Likewise.
2799 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
2800 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
2801 * config/i386/sco5.h (SELECT_SECTION): Remove.
2802 (TARGET_ASM_SELECT_SECTION): New.
2803 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
2805 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
2806 instead of SELECT_SECTION.
2807 * config/m68k/dpx2.h: Likewise.
2808 * config/rs6000/lynx.h: Likewise.
2810 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2811 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
2812 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
2813 (ia64_in_small_data_p): New.
2814 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
2815 (ia64_aix_select_section, ia64_aix_unique_section): New.
2816 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
2817 (SELECT_SECTION, UNIQUE_SECTION): Remove.
2819 * config/m32r/m32r.h (SELECT_SECTION): Remove.
2820 (TARGET_ASM_SELECT_SECTION): New.
2821 * config/m32r/m32r.c (m32r_select_section): Take align argument.
2822 * config/m32r/m32r-protos.h: Update.
2824 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
2825 (SELECT_SECTION): Move ...
2826 * config/m88k/m88k.c (m88k_select_section): ... here.
2828 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
2829 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
2830 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
2831 (mcore_unique_section): Make static.
2832 * config/mcore/mcore-protos.h: Update.
2834 * config/mips/elf.h (UNIQUE_SECTION): Remove.
2835 (TARGET_ASM_UNIQUE_SECTION): New.
2836 * config/mips/elf64.h: Likewise.
2837 * config/mips/iris6gld.h: Likewise.
2838 * config/mips/linux.h: Likewise.
2839 * config/mips/mips-protos.h: Update.
2840 * config/mips/mips.c (mips_select_section): Add align argument.
2841 * config/mips/mips.h (SELECT_SECTION): Remove.
2842 (TARGET_ASM_SELECT_SECTION): New.
2844 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2845 * config/mmix/mmix.c (mmix_select_section): Remove.
2846 (mmix_unique_section): Remove.
2847 * config/mmix/mmix-protos.h: Update.
2849 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
2850 (SELECT_SECTION): Move ...
2851 * config/pa/pa.c (pa_select_section): ... here.
2852 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
2854 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
2855 from rs6000_select_section and make static.
2856 (rs6000_elf_unique_section): Similarly.
2857 (rs6000_xcoff_select_section): From xcoff.h.
2858 (rs6000_xcoff_unique_section): Likewise.
2859 * config/rs6000/rs6000-protos.h: Update.
2860 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
2861 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
2862 * config/rs6000/xcoff.h: Likewise.
2864 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
2865 (SELECT_SECTION): Move ...
2866 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
2868 * config/v850/v850.h (SELECT_SECTION): Move ...
2869 * config/v850/v850.c (v850_select_section): ... here.
2870 (TARGET_ASM_SELECT_SECTION): New.
2872 * config/vax/vms.h (SELECT_SECTION): Move ...
2873 * config/vax/vax.c (vms_select_section): ... here.
2874 (TARGET_ASM_SELECT_SECTION): New.
2876 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
2877 for the target hooks.
2879 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
2881 * config/arm/arm.c (emit_multi_reg_push): Do not set
2882 RTX_FRAME_RELATED_P on the SEQUENCE.
2884 2002-05-16 Richard Henderson <rth@redhat.com>
2886 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
2887 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
2889 2002-05-16 Richard Henderson <rth@redhat.com>
2891 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
2893 * config/ia64/ia64.c (saveable_obstack): Do not declare.
2895 2002-05-16 Richard Henderson <rth@redhat.com>
2897 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
2898 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
2899 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
2900 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
2901 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
2902 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
2903 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
2904 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
2905 Revert "Basic block renumbering removal", and two followup patches.
2907 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
2909 * lcm.c (optimize_mode_switching): Revert previous change.
2911 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2913 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
2914 with only extant block numbers.
2916 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
2918 * lcm.c (optimize_mode_switching): Fix typo.
2920 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2922 * flow.c (calculate_global_regs_live): Queue blocks in program order.
2924 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2926 * doc/install.texi (Configuration): Document PWDCMD.
2928 2002-05-16 Dale Johannesen <dalej@apple.com>
2930 * combine.c (cant_combine_insn_p): Reenable combinations
2931 involving hard regs unless CLASS_LIKELY_SPILLED_P.
2933 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2935 * c-common.c (cb_register_builtins): Handle more built-ins
2936 here rather than in gcc.c specs.
2937 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
2938 (cpp_options): Pass -O flags even when only preprocessing.
2939 * toplev.c (set_fast_math_flags): New prototype.
2940 (fast_math_flags_set_p): New.
2941 (set_no_fast_math_flags): Remove.
2942 (decode_f_option): Update.
2943 * toplev.h (set_fast_math_flags): Update.
2944 (fast_math_flags_set_p): New.
2945 (set_no_fast_math_flags): Remove.
2947 * c4x/c4x.c (c4x_override_options): Update.
2949 2002-05-16 Zack Weinberg <zack@codesourcery.com>
2951 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
2952 Default-define here.
2953 (builtin_define_with_value): Can now wrap the expansion in
2954 quotation marks if such is wanted.
2955 (cb_register_builtins): Update calls to builtin_define_with_value.
2956 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
2958 (c_common_init): Set options->stdc_0_in_system_headers.
2959 * c-lex.h: Update prototype of builtin_define_with_value.
2960 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
2961 and REGISTER_PREFIX.
2963 * cppinit.c (VERS, ULP, C, X): Kill.
2964 (builtin_array): Remove entries for __VERSION__,
2965 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
2966 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
2968 (init_builtins): Kill off a bunch of now-dead code.
2969 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
2970 -fno-leading-underscore.
2971 (cpp_handle_option): Remove code to set user_label_prefix.
2972 (cpp_post_options): Likewise.
2974 * cpplib.h (struct cpp_options): Remove user_label_prefix.
2975 (stdc_0_in_system_headers): New.
2976 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
2977 stdc_0_in_system_headers) too to decide the value of __STDC__.
2979 * tradcpp.c (user_label_prefix): Kill.
2980 (main): Remove code handling -f(no-)leading-underscore.
2981 (initialize_builtins): Don't define __REGISTER_PREFIX__
2982 or __USER_LABEL_PREFIX__.
2983 (install_value): Wrap compound statement in dummy loop so the
2984 macro works properly in an if statement.
2987 2002-05-16 Janis Johnson <janis187@us.ibm.com>
2989 * loop.h (struct loop_info): Add member has_prefetch.
2990 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
2991 (prescan_loop): Initialize has_prefetch.
2992 (struct prefetch_info): Change prefetch_in_loop and
2993 prefetch_before_loop from bit fields to ints.
2994 (emit_prefetch_instructions): Several small fixes.
2995 (check_dbra_loop): Don't reverse loop that uses prefetch.
2997 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2999 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
3000 * configure.in: Likewise.
3001 * fixinc/check.tpl: Likewise.
3002 * fixinc/fixinc.dgux: Likewise.
3003 * fixinc/fixinc.svr4: Likewise.
3004 * fixinc/fixinc.winnt: Likewise.
3005 * fixinc/fixincl.sh: Likewise.
3006 * fixproto: Likewise.
3007 * configure: Regenerate.
3009 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3011 Basic block renumbering removal:
3012 * basic_block.h (struct basic_block_def): Renamed index to sindex,
3013 added prev_bb and next_bb fields.
3014 (n_basic_blocks): Renamed to num_basic_blocks.
3015 (last_basic_block): New, index of last basic block.
3016 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
3017 traversing basic block chain.
3018 (BLOCK_NUM): index -> sindex.
3019 (create_basic_block_structure, create_basic_block): Declaration changed.
3020 (debug_num2bb): Declare.
3021 (expunge_block_nocompact): Declaration removed.
3022 (link_block, unlink_block, compact_blocks): Declare.
3023 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
3024 * cfg.c (entry_exit_blocks): Initialize new fields.
3025 (clear_edges, alloc_block, expunge_block, cached_make_edge,
3026 redirect_edge_pred, dump_flow_info, dump_edge_info,
3027 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
3028 free_aux_for_edges): Modified.
3029 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
3030 (expunge_block_nocompact): Removed.
3031 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
3032 find_unreachable_blocks, create_edge_list, print_edge_list,
3033 verify_edge_list, flow_edge_list_print, remove_fake_successors,
3034 remove_fake_edges, flow_reverse_top_sort_order_compute,
3035 flow_depth_first_order_compute, flow_preorder_transversal_compute,
3036 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
3037 flow_dfs_compute_reverse_execute): Modified.
3038 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
3039 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
3041 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3042 merge_blocks_move_predecessor_nojumps,
3043 merge_blocks_move_successor_nojumps, merge_blocks,
3044 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
3045 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
3046 * cfglayout.c (skip_insns_after_block, label_for_bb,
3047 record_effective_endpoints, scope_to_insns_finalize,
3048 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
3049 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
3050 cfg_layout_duplicate_bb): Modified.
3051 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
3052 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3053 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
3054 flow_loops_find, flow_loop_outside_edge_p): Modified.
3055 * cfgrtl.c (create_basic_block_structure, create_basic_block,
3056 flow_delete_block, compute_bb_for_insn, split_block,
3057 try_redirect_by_replacing_jump, redirect_edge_and_branch,
3058 force_nonfallthru_and_redirect, tidy_fallthru_edge,
3059 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
3060 commit_edge_insertions, commit_edge_insertions_watch_calls,
3061 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3062 purge_all_dead_edges): Modified.
3063 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
3064 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
3065 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
3067 * conflict.c (conflict_graph_compute): Modified.
3068 * df.c (FOR_ALL_BBS): Removed.
3069 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
3070 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
3071 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
3072 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
3073 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
3074 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
3075 * final.c (compute_alignments, final_scan_insn): Modified.
3076 * flow.c (verify_local_live_at_start, update_life_info,
3077 update_life_info_in_dirty_blocks, free_basic_block_vars,
3078 delete_noop_moves, calculate_global_regs_live,
3079 initialize_uninitialized_subregs, allocate_bb_life_data,
3080 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
3081 mark_used_reg, count_or_remove_death_notes): Modified.
3082 * function.c (thread_prologue_and_epilogue_insns): Modified.
3083 * gcse.c (struct null_pointer_info): Change typo of current_block
3085 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
3086 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
3087 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
3088 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
3089 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
3090 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
3091 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
3092 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
3093 pre_delete, one_pre_gcse_pass, compute_transpout,
3094 invalidate_nonnull_info, delete_null_pointer_checks_1,
3095 free_code_hoist_mem, compute_code_hoist_vbeinout,
3096 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
3097 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
3098 compute_store_table, build_store_vectors, insert_insn_start_bb,
3099 insert_store, replace_store_insn, free_store_memory, store_motion):
3101 * global.c (global_alloc, global_conflicts, mark_elimination,
3102 build_insn_chain): Modified.
3103 * graph.c (print_rtl_graph_with_bb): Modified.
3104 * haifa-sched.c (sched_init): Modified.
3105 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
3106 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
3107 if_convert): Modified.
3108 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
3109 compute_insert_delete, pre_edge_lcm, compute_available,
3110 compute_farthest, compute_nearerout, compute_rev_insert_delete,
3111 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
3113 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
3114 * loop.c (loop_dump_aux): Modified.
3115 * predict.c (combine_predictions_for_insn, estimate_probability,
3116 last_basic_block_p, process_note_prediction, process_note_predictions,
3117 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
3118 expensive_function_p, estimate_bb_frequencies,
3119 compute_function_frequency): Modified.
3120 * print-rtl.c (print_rtx): Modified.
3121 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
3122 get_exec_counts, compute_branch_probabilities, compute_checksum,
3123 branch_prob, find_spanning_tree): Modified.
3124 * recog.c (split_all_insns, peephole2_optimize): Modified.
3125 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
3126 convert_regs_1, convert_regs_2, convert_regs): Modified.
3127 * regclass.c (scan_one_insn, regclass): Modified.
3128 * regmove.c (mark_flags_life_zones, regmove_optimize,
3129 combine_stack_adjustments): Modified.
3130 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
3131 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
3132 * reorg.c (dbr_schedule): Modified.
3133 * resource.c (find_basic_block, init_resource_info): Modified.
3134 * sbitmap.c (sbitmap_intersection_of_succs,
3135 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
3136 sbitmap_union_of_preds): Modified.
3137 * sched-deps.c (init_dependency_caches): Modified.
3138 * sched-ebb.c (schedule_ebbs): Modified.
3139 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
3140 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
3141 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
3142 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
3143 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
3144 ssa_const_prop): Modified.
3145 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
3146 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
3147 * ssa.c (remove_phi_alternative, find_evaluations,
3148 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
3149 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
3150 make_regs_equivalent_over_bad_edges,
3151 make_equivalent_phi_alternatives_equival,
3152 compute_conservative_reg_partition,
3153 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
3154 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
3157 2002-05-16 Mark Mitchell <mark@codesourcery.com>
3159 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
3161 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
3163 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
3164 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
3165 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
3166 calling CONSTANT_POOL_ADDRESS_P.
3167 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
3168 to decide whether to define __arm__ or __thumb.
3169 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
3170 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
3172 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3174 * config/arc/arc.h (CPP_PREDEFINES): Remove.
3176 (TARGET_CPU_CPP_BUILTINS): New.
3178 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
3180 * cpphash.h (cpp_macro): Move here, and make expansion a union.
3181 * cppmacro.c (cpp_macro): Remove.
3182 (enter_macro_context, replace_args, warn_of_redefinition,
3183 _cpp_create_definition, cpp_macro_definition): Update.
3185 2002-05-16 Jason Merrill <jason@redhat.com>
3187 * config/mips/mips.c (mips_output_external): Don't do sdata
3188 optimization for a variable with DECL_COMDAT set.
3190 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
3192 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
3193 Cleanups for accepting modifiers on pointers.
3194 Fix predicate typos.
3195 Allow long pointers as well as int pointers.
3197 2002-05-15 Richard Henderson <rth@redhat.com>
3199 * varasm.c (merge_weak): Remove special case for extern and common.
3201 2002-05-15 Matt Hiller <hiller@redhat.com>
3203 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
3205 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
3206 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
3207 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
3208 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
3209 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
3210 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
3212 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
3214 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
3216 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
3218 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
3219 ("altivec_mfvscr"): Read from VSCR.
3221 Add vscr sets for the following insns: altivec_vctuxs,
3222 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
3223 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
3224 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
3225 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
3226 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
3227 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
3228 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
3229 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
3230 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
3231 altivec_vsum2sws, altivec_vsumsws.
3233 * config/rs6000/rs6000.h: Add VSCR fixed register.
3234 (CALL_REALLY_USED_REGISTERS): Add vscr.
3235 (CALL_USED_REGISTERS): Same.
3236 (FIXED_REGISTERS): Same.
3237 (REG_ALLOC_ORDER): Same.
3238 (reg_class): Add VSCR_REGS.
3239 (REG_CLASS_NAMES): Same.
3240 (REG_CLASS_CONTENTS): Same.
3242 (REGISTER_NAMES): Add vscr.
3243 (DEBUG_REGISTER_NAMES): Same.
3244 (ADDITIONAL_REGISTER_NAMES): Same.
3245 (FIRST_PSEUDO_REGISTER): Increment.
3246 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
3248 2002-05-15 Jakub Jelinek <jakub@redhat.com>
3250 * fold-const.c (fold): Fix a typo.
3252 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
3254 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
3255 comparison against the highest or lowest integer value before
3256 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
3257 transformation and that of an unsigned comparison against 0
3260 2002-05-15 Richard Henderson <rth@redhat.com>
3262 * varasm.c (merge_weak): Error for any weakening after definition.
3263 Adjust weakening after use warning to catch more cases.
3264 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
3265 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
3267 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
3269 * invoke.texi (-malign-double): Re-add lost warning.
3271 * i386-protos.h (x86_output_mi_thunk): Declare.
3272 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
3273 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
3275 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
3276 when flag_asynchronous_unwind_tables is set.
3278 * flags.h (flag_reorder_functions): Declare.
3279 * function.c (prepare_function_start): Initialize frequnecy.
3280 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
3281 * Makefile.in (predict.o): Add dependency on target.h and params.h
3282 * defaults.h (HOT_TEXT_SECTION_NAME,
3283 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
3284 * predict.c (choose_function_section): New function.
3285 (estimate_bb_frequencies): Use it.
3286 * toplev.c (flag_reorder_functions): New global variable.
3287 (lang_independent_options): New.
3288 (parse_options_and_default_flags): Set.
3289 * varasm.c (assemble_start_function): Bypass functdion alignment
3290 for never executed functions.
3291 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
3292 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
3293 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
3296 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
3298 * predict.c: Inlude profile.h
3299 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
3300 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
3301 Use the information about maximal counter in the program.
3303 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
3305 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
3306 probably_never_executed_bb_p): New functions.
3307 * cfgcleanup.c (outgoing_edges_match): Use them.
3308 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
3309 (maybe_hot_bb_p, probably_cold_bb_p,
3310 probably_never_executed_bb_p): New functions.
3312 * function.h (function): Add new field function_frequency.
3313 * predict.c (compute_function_frequency): New function.
3314 (estimate_probability): Call it.
3316 2002-03-09 Jakub Jelinek <jakub@redhat.com>
3318 PR optimization/5172, optimization/5200
3319 * gcse.c (gcse_main): Disable store_motion.
3321 2002-05-14 Zack Weinberg <zack@codesourcery.com>
3323 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
3324 (c_common_nodes_and_builtins): Use it.
3325 (builtin_define_with_value): New function.
3326 (cb_register_builtins): Define __SIZE_TYPE__,
3327 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
3328 using builtin_define_with_value. Use consistent notation when
3329 defining __GXX_WEAK__.
3330 (WCHAR_TYPE_SIZE): Don't redefine.
3331 (combine_strings): Don't use WCHAR_TYPE_SIZE.
3333 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
3334 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
3335 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
3336 * tradcpp.c (initialize_builtins): Likewise.
3337 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
3339 * c-lex.h (builtin_define_with_value): Prototype.
3340 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
3341 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
3342 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
3344 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
3345 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
3346 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
3347 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
3348 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
3349 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
3350 config/sparc/sol2-bi.h, config/sparc/sparc.h:
3351 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
3352 to __SIZE_TYPE__ etc from all spec strings. When this makes
3353 extra specs empty, delete them.
3355 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
3357 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
3358 for PA8000 or generating dwarf2 call frame information.
3359 (output_call): Remove DO_FRAME_NOTES check from return pointer
3361 (following_call): Return 0 when scheduling for PA8000 or generating
3362 dwarf2 call frame information. Revise comment.
3364 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3367 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
3368 and __IEEE_FP_INEXACT as appropriate.
3369 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
3370 (CPP_SPEC): Remove ieee defines.
3371 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
3373 2002-05-14 Richard Henderson <rth@redhat.com>
3375 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
3376 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
3378 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3380 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
3382 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
3383 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
3384 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
3385 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
3386 (EXTRA_SPECS): Update.
3387 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
3388 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
3389 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
3390 define TARGET_OS_CPP_BUILTINS if necessary.
3392 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
3394 * gcc.c (cpp_options): Must pass -m* and -f* options
3395 to the front end even when only preprocessing.
3396 (cc1_options): Remove redundant -lang-c.
3397 * tradcpp.c (main): Ignore -m options.
3399 * lang-specs.h: Similarly.
3401 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
3403 * genautomata.c (transform_3): Add code for transformation
3404 `(A,B,...)+C -> A+C,B,...'.
3406 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
3408 * final.c (end_final): Do not output profile_arcs constructor, when
3409 no functions are instrumented.
3411 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
3413 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
3415 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3417 * doc/install.texi: Remove special markup originally required for
3418 HTML generation with texi2html.
3420 2002-05-14 Andreas Schwab <schwab@suse.de>
3422 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
3424 (UNIQUE_SECTION): Define to get small data correctly.
3426 * varasm.c (resolve_unique_section): Add third parameter
3427 flag_function_or_data_sections and use it instead of
3428 flag_function_sections.
3429 (assemble_start_function): Pass flag_function_sections.
3430 (asm_emit_uninitialised): Pass flag_data_sections.
3431 (assemble_variable): Likewise.
3433 2002-05-14 Richard Henderson <rth@redhat.com>
3435 * config/i386/i386.md: Use define_constants for unspec numbers.
3436 * config/i386/i386.c: Likewise.
3438 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3440 * doc/contrib.texi: Update my entry.
3442 2002-05-13 Mark Mitchell <mark@codesourcery.com>
3444 * fixinc/inclhack.def (winidss_valist): Limit applicability.
3445 * fixinc/fixincl.x: Regenerated.
3446 * fixinc/tests/base/math.h: Update.
3447 * fixinc/tests/base/testing.h: Likewise.
3449 2002-05-13 Zack Weinberg <zack@codesourcery.com>
3451 * genattr.c (gen_attr): Don't emit a comma after the last
3454 2002-05-13 Richard Henderson <rth@redhat.com>
3456 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
3458 * recog.c (peephole2_optimize): Likewise.
3460 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
3462 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
3465 2002-05-13 Jeffrey A Law (law@redhat.com)
3467 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
3468 Update prototype and callers.
3469 (propagate_one_insn): Stack pointer adjustments kill MEMs on
3470 the mem_set_list which reference the stack pointer, as do
3471 calls to constant functions as they may clobber outgoing
3474 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
3476 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
3477 (ia32_multipass_dfa_lookahead): New function.
3479 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3481 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
3482 (translate_options): Remove 'V'.
3483 (process_command): Similarly.
3485 * invoke.texi: Remove documentation of 'V'.
3487 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
3489 * config/s390/linux.h: Revert 2002-04-22 changes.
3491 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
3493 * config/fr30/fr30.md: Only allow splits of immediate loads
3494 if the destination is a register.
3496 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
3498 * Makefile.in (c-common.o, cppinit.o): Update.
3499 * c-common.c: Include except.h.
3500 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
3501 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
3502 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
3503 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
3504 CPP_PREDEFINES): Handle here.
3506 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
3507 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
3508 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
3509 TARGET_OS_CPP_BUILTINS.
3510 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
3511 (CPP_SPEC, EXTRA_SPECS): Update.
3512 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
3513 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
3514 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
3515 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
3516 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
3518 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
3519 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
3521 2002-05-12 Zack Weinberg <zack@codesourcery.com>
3523 * emit-rtl.c (global_rtl): Update comment.
3524 (const_double_htab, const_double_htab_hash,
3525 const_double_htab_hash, lookup_const_double): New.
3526 (const_int_htab_hash, const_int_htab_eq): Remove const
3527 qualifiers, which cause tons of warnings with RTL checking on.
3528 (gen_rtx_CONST_DOUBLE): Deleted.
3529 (const_double_from_real_value): New function - bears some
3530 resemblance to the former immed_real_const_1.
3531 (immed_double_const): Moved here from varasm.c and
3533 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
3534 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
3535 (gen_rtx): Use immed_double_const.
3536 (init_emit_once): Initialize the const_double_htab. Use
3537 REAL_VALUE_FROM_INT where possible. Can now use
3538 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
3539 * varasm.c (struct varasm_status): Remove x_const_double_chain.
3540 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
3541 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
3542 (init_varasm_status, mark_varasm_status): Don't touch
3543 x_const_double_chain.
3545 * output.h: Delete prototype for clear_const_double_mem.
3546 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
3547 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
3548 const_double_from_real_value, not immed_real_const_1, and use
3549 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
3551 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
3552 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
3553 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
3554 (gen_rtx_REG): Second arg is unsigned.
3556 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
3557 (excluded_rtx): New, return true for CONST_DOUBLE.
3558 (genmacro): Write nothing for excluded codes.
3559 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
3560 * expr.c (expand_expr): Likewise.
3561 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
3563 * toplev.c (rest_of_compilation): Don't call
3564 clear_const_double_mem.
3566 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
3567 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
3568 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
3569 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
3570 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
3571 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
3572 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
3573 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
3575 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3577 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
3579 2002-05-12 Tom Tromey <tromey@redhat.com>
3581 * tree.h (copy_node): Don't mention TREE_PERMANENT.
3583 2002-05-12 Zack Weinberg <zack@codesourcery.com>
3585 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
3586 (scan_comma_elt): New function. Accepts whitespace in comma lists.
3587 * gensupport.h: Prototype new routines.
3588 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
3590 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
3591 (next_comma_elt): Use scan_comma_elt.
3593 * config/i386/i386.md: Use new attribute notation to break up
3594 long lines in define_attr forms.
3596 2002-05-12 Richard Henderson <rth@redhat.com>
3598 * expr.c (compress_float_constant): New.
3599 (emit_move_insn): Use it.
3600 (float_extend_from_mem): New.
3601 (init_expr_once): Initialize it.
3602 * real.c (exact_real_truncate): New.
3604 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
3605 dropped into memory; penalize for size.
3606 (RTX_COSTS): FLOAT_EXTEND is free.
3607 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
3608 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
3610 2002-05-12 Richard Henderson <rth@redhat.com>
3612 * profile.h (profile_info): Add missing extern to declaration.
3613 * profile.c (profile_info): Define it.
3615 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3617 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
3618 used for DImode and TImode.
3620 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
3622 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
3625 2002-05-11 Zack Weinberg <zack@codesourcery.com>
3627 * config/rs6000/rs6000.c (rs6000_default_long_calls,
3628 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
3629 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
3630 (rs6000_override_options): Handle -m(no-)longcall.
3631 (init_cumulative_args, output_mi_thunk): Check for both
3632 longcall and shortcall attributes on the function.
3633 (rs6000_attribute_table): Add "shortcall".
3634 (rs6000_handle_longcall_attribute): Update comment.
3635 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
3636 altivec_expand_ternop_builtin): Add default clauses to switches
3637 to silence warnings.
3639 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
3640 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
3641 (TARGET_OPTIONS): Add longcall and no-longcall.
3643 * config/rs6000/rs6000.md (call_nonlocal_sysv,
3644 call_value_nonlocal_sysv): Split by alternatives. One pair
3645 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
3646 the call cookie. The other pair accepts only LR/CTR and has
3649 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
3650 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
3652 * config/rs6000/rs6000-c.c: New file.
3653 * config/rs6000/t-rs6000-c-rule: New file.
3654 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
3655 Prototype rs6000_pragma_longcall.
3657 * doc/extend.texi: Document shortcall attribute.
3658 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
3660 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3662 * reorg.c (dbr_schedule): Remove unnecessary test.
3664 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
3666 * i386.md (testsi to testqi spliters): New.
3668 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
3670 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
3672 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
3674 * basic-block.h: New flag EDGE_CAN_FALLTHRU
3675 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
3676 that can be made fallthru.
3678 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
3680 * cfglayout.c (cleanup_unconditional_jumps): New static function.
3681 (cfg_layout_initialize): Use it.
3683 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
3685 * config/avr/avr.c (avr_mcu_types): Update supported devices.
3686 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
3687 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3689 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
3691 * dbxout.c: Fix formatting.
3692 * dependence.c: Likewise.
3694 * diagnostic.c: Likewise.
3695 * doloop.c: Likewise.
3696 * dominance.c: Likewise.
3697 * doschk.c: Likewise.
3698 * dwarf2asm.c: Likewise.
3699 * dwarf2out.c: Likewise.
3700 * dwarfout.c: Likewise.
3702 2002-05-10 Richard Henderson <rth@redhat.com>
3704 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
3705 Convert integers constants as needed. Replace "nwords" field with
3707 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
3708 * function.h: Fix typo in comment.
3709 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
3711 2002-05-10 Roger Sayle <roger@eyesopen.com>
3713 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
3714 into the equivalent (signed char)c > 0.
3716 2002-05-10 Janis Johnson <janis187@us.ibm.com>
3718 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
3719 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
3720 (struct prefetch_info): Fix spelling of member bytes_accessed.
3721 (emit_prefetch_instructions): Make dump messages more regular;
3722 restructure code to add more dump messages; use new macros for
3723 heuristics. (There are no code generation changes in any of this).
3725 2002-05-10 David S. Miller <davem@redhat.com>
3727 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
3728 (struct rtx_def): Update unchanging flag comment.
3729 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
3730 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
3731 to be handled to INSN too.
3732 (dbr_schedule): Likewise.
3733 * resource.c (next_insn_no_annul): Likewise.
3735 * cse.c (rtx_cost): Remove multiplication by power of 2 special
3738 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3740 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
3741 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
3742 (possibly) work around broken /bin/sh.
3744 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3746 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
3747 . as N64/N32 libgcc_s.so subdirs.
3749 2002-05-10 David S. Miller <davem@redhat.com>
3751 * config/sparc/sparc.md: Use define_constants for unspec numbers.
3753 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
3755 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
3757 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
3758 * doc/rtl.texi: Document these macros more accurately.
3759 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
3760 JUMP_INSNs and CALL_INSNs.
3761 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
3762 or INSN_FROM_TARGET_P if the code is appropriate.
3764 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
3766 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
3767 before using SYMBOL_REF_FLAG (addr).
3769 * config/avr/avr-protos.h (avr_io_address_p): Declare.
3770 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
3771 Make non-static. Update all callers.
3772 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
3773 New insns to clear/set/test a single bit in I/O address space.
3775 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3777 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
3779 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3781 * Makefile.in: Update.
3782 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
3783 builtin_define_std): New.
3784 (c_common_init): Register CPP builtins callback.
3785 * c-common.h (flag_iso, flag_undef): New.
3786 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
3787 * c-lex.c: Don't include target.h.
3788 (cb_register_builtins): Move to c-common.c.
3789 (init_c_lex): Don't register hook here.
3790 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
3791 (cpp_define, cpp_assert): Remove.
3792 * gcc.c (cc1_options): Pass -undef to front end.
3793 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
3794 (TARGET_INITIALIZER): Update.
3795 * target.h (struct cpp_reader): Don't predeclare.
3796 (struct gcc_target): Remove cpp builtin hook.
3797 * tree.c (default_register_cpp_builtins): Remove.
3801 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3803 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
3805 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3807 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
3808 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
3810 2002-05-09 Jakub Jelinek <jakub@redhat.com>
3812 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
3813 * config/sparc/libgcc-sparc-glibc.ver: New file.
3814 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
3815 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
3817 2002-05-09 Jakub Jelinek <jakub@redhat.com>
3820 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
3821 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
3822 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
3824 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
3825 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
3826 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3827 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
3829 2002-05-09 Richard Henderson <rth@redhat.com>
3831 * config/ia64/ia64.md: Use define_constants for unspec numbers.
3832 * config/ia64/ia64.c: Likewise.
3834 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
3836 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
3837 (save_restore_insns): Likewise.
3838 (mips_expand_prologue, mips_expand_epilogue): Update callers.
3839 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
3841 Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
3843 * athlon.md, k6.md, pentium.md, ppro.md): New files.
3844 * i386.md: Move scheduling information into new files.
3846 * i386.md (type attribute): Add "rotate" for rotate insns.
3847 (rotate insns): Set type to "rotate".
3848 (various attributes and function units): Treat rotate like shift.
3849 (pent_pair attribute): Only rotates by one bit position are
3851 (sbb insns): Explicitly set pent_pair attribute on a couple
3852 that were missing it.
3854 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
3856 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
3857 make sure that buffer starts on odd word address.
3858 (sh_va_arg): Skip odd fp registers when reading a double precision
3861 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3863 * tree.h (preserve_data, object_permanent_p, type_precision):
3866 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
3868 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
3869 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
3871 * cpp.texi: Update for removal of obsolete features.
3873 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
3874 Jeffrey A Law (law@redhat.com)
3876 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
3877 the DFA interface for Pentium processors.
3878 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
3879 (attr_pent_pair, ix86_pent_find_pair): Remove.
3880 (ix86_sched_reorder_pentium): Remove.
3881 (ix86_sched_reorder): Remove reordering for Pentium.
3882 * i386.md (Pentium scheduling): Rewrite using DFA description.
3884 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
3886 * cfganal.c (can_fallthru): Fix fast path.
3887 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
3888 with edges to the next block.
3890 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
3891 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
3893 * final.c (end_final): Use C trees to output data structures for profiling.
3895 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
3896 (profile.o): New dependency profile.h
3897 (final.o): New dependency profile.h
3898 * profile.h: New file. New global structure profile_info.
3899 * final.h (count_edges_instrumented_now): Declare.
3900 (current_function_cfg_checksum): Declare.
3901 (function_list): New structure.
3902 (functions_head, functions_tail): New static variables.
3903 (end_final): Emits more data, removed some -ax stuff.
3904 (final): Stores function names and chcksums.
3905 * gcov-io.h (__write_gcov_string): New function.
3906 (__read_gcov_string): New function.
3907 * gcov.c (read_profile): New function.
3908 (create_program_flow_graph): Uses read_profile instead of reading
3910 (read_files): Removed da_file checking, it's done by read_profile now.
3911 * libgcc2.c (bb_function_info): New structure.
3912 (bb): New field in structure, removed some -ax stuff.
3913 (__bb_exit_func): Changed structure of da_file.
3914 * profile.c (count_edges_instrumented_now): New global variable.
3915 (current_function_cfg_checksum): New global variable.
3916 (max_counter_in_program): New global variable.
3917 (get_exec_counts): New function.
3918 (compute_checksum): New function.
3919 (instrument_edges): Sets count_edges_instrumented_now.
3920 (compute_branch_probabilities): Uses get_exec_counts instead of
3922 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
3923 (init_branch_prob): Removed da_file checking, done in get_exec_counts
3925 (end_branch_prob): Removed da_file checking, done in get_exec_counts
3927 * gcov.texi: Updated information about gcov file format.
3929 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
3931 * sbitmap.c: Fix formatting.
3933 * scan-decls.c: Likewise.
3934 * sched-deps.c: Likewise.
3935 * sched-ebb.c: Likewise.
3936 * sched-rgn.c: Likewise.
3937 * sched-vis.c: Likewise.
3938 * sdbout.c: Likewise.
3939 * sibcall.c: Likewise.
3940 * simplify-rtx.c: Likewise.
3942 * ssa-ccp.c: Likewise.
3943 * ssa-dce.c: Likewise.
3945 * stor-layout.c: Likewise.
3946 * stringpool.c: Likewise.
3948 2002-05-09 David S. Miller <davem@redhat.com>
3950 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
3952 2002-05-07 David S. Miller <davem@redhat.com>
3954 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
3955 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
3956 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
3957 library implementation clobbers the output before the inputs
3958 are fully consumed, use stack temporary for the output.
3960 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
3962 * config/netbsd.h (CPP_SPEC): Remove.
3963 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
3964 * config/i386/netbsd.h (CPP_SPEC): Define.
3965 * config/ns32k/netbsd.h (CPP_SPEC): Define.
3966 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
3967 * config/sparc/netbsd.h (CPP_SPEC): Define.
3968 * config/vax/netbsd.h (CPP_SPEC): Define.
3970 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
3972 * read-rtl.c: Fix formatting.
3974 * recog.c: Likewise.
3975 * regclass.c: Likewise.
3976 * regmove.c: Likewise.
3977 * reg-stack.c: Likewise.
3978 * reload1.c: Likewise.
3979 * reload.c: Likewise.
3980 * resource.c: Likewise.
3981 * rtlanal.c: Likewise.
3983 * rtl-error.c: Likewise.
3985 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
3987 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
3988 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
3990 2002-05-08 Bernd Schmidt <bernds@redhat.com>
3992 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
3993 use __SSE2__ macro instead.
3994 * config/i386/xmmintrin.h: Likewise.
3996 2002-05-08 Janis Johnson <janis187@us.ibm.com>
3998 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
3999 and use it in all invocations of these macros. Clean up comments.
4000 * rtl.c (rtl_check_failed_flag): Add an argument for the name
4001 of the flag access macro whose check failed.
4002 * doc/rtl.texi (Flags): Document additional flag uses.
4004 2002-05-08 Robert Spier <rspier@pobox.com>
4005 Neil Booth <neil@daikokuya.demon.co.uk>
4007 PR preprocessor/6521
4008 * cppfiles.c (handle_missing_header): Don't do anything
4009 different for <> includes.
4011 * cppopts.texi: Update documentation for -MG.
4013 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
4015 * cpplex.c (cpp_interpret_charconst): Truncate as well as
4018 * cpp.texi: Clarify multichar charconst valuation.
4020 2002-05-08 Mark Mitchell <mark@codesourcery.com>
4022 * doc/invoke.texi: Document -mwindiss option.
4024 2002-05-08 Jason Merrill <jason@redhat.com>
4026 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
4028 * dwarf2out.c (gen_type_die): Abort on broken recursion.
4031 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
4034 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
4036 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
4037 little-endian multilibs to override arm/thumb multilibs.
4038 Do not build hardware floating point multilibs, nor apcs-26
4039 multilibs for the Thumb.
4041 2002-05-08 Mark Mitchell <mark@codesourcery.com>
4044 * varasm.c (mark_weak): New function.
4045 (merge_weak): Use it. Do not call declare_weak.
4046 (declare_weak): Use merge_weak.
4048 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
4050 * cse.c (dead_libcall_p): Update counts.
4051 (delete_trivially_dead_insns): Update call of dead_libcall_p.
4053 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
4055 * cfglayout.c (function_tail_eff_head): Rename to ...
4056 (function_footer): ... this one.
4057 (unlink_insn_chain): New functions.
4058 (label_for_bb): Only call block_label and emit debug message.
4059 (record_effective_endpoints): Actually unlink the headers and footers.
4060 (fixup_reorder_cahin): Re-insert the unlinked sequences.
4061 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
4062 * cfglayout.h (struct reorder_block_def): New fields footer/header;
4063 remove eff_head/eff_end.
4064 * rtl.h (set_first_insn): Declare.
4065 * emit-rtl.c (set_first_insn): New function.
4067 * cfglayout.c (fixup_reorder_chain): Dump duplicated
4068 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
4069 cfg_layout_duplicate_bb): New global function.
4070 (duplicate_insn_chain): New static function.
4071 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
4072 cfg_layout_duplicate_bb): Declare.
4073 (struct reorder_block_def): Add "original" field.
4074 * emit-rtl.c (emit_copy_of_insn_after): New function.
4075 * rtl.h (emit_copy_of_insn_after): Declare.
4077 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
4078 (fixup_reorder_chain): properly handle edges to exit block.
4080 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4081 Jan Hubicka <jh@suse.cz>
4083 * basic-block.h (note_prediction_to_br_prob): declare.
4084 * c-semantics.c: Inlucde predit.h
4085 (expand_stmt): predict GOTO_STMT as not taken.
4086 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
4087 (cleanup_cfg): Do not free tail_recursion_list.
4088 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
4089 (flow_delete_block): Kill predictions past end of basic block.
4090 * output.h (delete_unreachable_blocks): Declare.
4091 * predict.c (predicted_by_p, process_note_predictions,
4092 process_note_prediction, last_block_p): New function.
4093 (estimate_probability): Bypass loop on PRED_CONTINUE;
4094 do not handle noreturn heuristics; kill PRED_RETURN; add
4096 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
4097 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
4098 * predict.h (IS_TAKEN): New constant.
4099 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
4100 * rtl.c (NOTE_INSN_PREDICTION): New.
4101 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
4103 (insn_note): add NOTE_INSN_PREDICTION.
4104 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
4105 CFG; free tail_recursion_label_list.
4106 * stmt.c: Include predict.h;
4107 (return_prediction): New.
4108 (expand_value_return): Use it.
4109 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
4111 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
4113 * config/mips/mips.md: Name the unspecs with define_constant.
4114 (*HILO_delay): Rename to 'hilo_delay' (no star).
4115 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
4116 (reload_outdi, reload_outsi): Likewise.
4118 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
4120 * toplev.c: Fix formatting.
4122 2002-05-07 Janis Johnson <janis187@us.ibm.com>
4124 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
4125 * configure.in (ac_rtlflag_checking): New.
4126 * doc/install.texi (--enable-checking): Document RTL flag checking.
4128 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
4130 * c-common.c (c_common_init): Set options->unsigned_wchar.
4131 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
4132 group target dependencies.
4133 (init_builtins, cpp_handle_option): Update.
4134 * cpplex.c (cpp_interpret_charconst): Update.
4135 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
4136 signed_char to unsigned_char, group target dependencies.
4137 * defaults.h (WCHAR_UNSIGNED): Remove.
4138 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
4140 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
4141 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
4142 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
4143 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
4144 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
4146 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
4148 2002-05-07 Mark Mitchell <mark@codesourcery.com>
4150 * fixinc/inclhack.def (windiss_math1): New fix.
4151 (windiss_math2): Likewise.
4152 (windiss_valist): Likewise.
4153 * fixinc/fixincl.x: Regenerated.
4155 2002-05-07 Andreas Jaeger <aj@suse.de>
4157 * genautomata.c (output_internal_min_issue_delay_func): Add
4158 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
4159 (output_internal_trans_func): Likewise.
4161 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
4163 * pa.c (hppa_profile_hook): Use force_reg to get the address
4164 of the profile hook into an appropriate pseudo register.
4166 2002-05-07 Mark Mitchell <mark@codesourcery.com>
4168 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
4169 (LINK_START_SPEC): Handle it.
4170 (LINK_OS_SPEC): Likewise.
4171 (CPP_SPEC): Likewise.
4172 (STARTFILE_SPEC): Likewise.
4173 (LIB_SPEC): Likewise.
4174 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
4176 (CRTSAVRES_DEFAULT_SPEC): New macro.
4177 (LIB_WINDISS_SPEC): New macro.
4178 (CPP_OS_WINDISS_SPEC): Likewise.
4179 (STARTFILE_WINDISS_SPEC): Likewise.
4180 (ENDFILE_WINDISS_SPEC): Likewise.
4181 (LINK_START_WINDISS_SPEC): Likewise.
4182 (LINK_OS_WINDISS_SPEC): Likewise.
4183 * config/rs6000/windiss.h: New file.
4185 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
4187 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
4189 2002-05-06 David S. Miller <davem@redhat.com>
4191 * config/sparc/sparc.md (shift insns): Do not mask off
4192 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
4195 2002-05-06 Richard Henderson <rth@redhat.com>
4198 * expr.c (highest_pow2_factor_for_type): New.
4199 (expand_assignment): Use it.
4201 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
4203 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
4205 ("altivec_mfvscr"): Same.
4207 2002-05-06 Janis Johnson <janis187@us.ibm.com>
4209 * rtl.h (struct rtx_def): Update comments.
4210 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
4211 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
4212 RTL_FLAG_CHECK macros with list of expected RTL codes.
4213 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
4214 (rtl_check_failed_flag): New.
4215 * reload1.c (reload): Use REG macro before changing rtx to MEM.
4216 (reload_cse_noop_set_p): Check rtx code before using access macro.
4217 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
4218 before using access macro.
4220 2002-05-06 Janis Johnson <janis187@us.ibm.com>
4222 * doc/rtl.texi (Flags): Update to reflect current usage.
4224 2002-05-06 Roger Sayle <roger@eyesopen.com>
4227 * fold-const.c (sign_bit_p): New function.
4228 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
4229 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
4230 Reapply fold when converting (A & C) == C into (A & C) != 0.
4231 (fold_binary_op_with_conditional_arg): Fix typo in comment.
4233 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
4235 * c-common.c (warn_multichar): New.
4236 (c_common_init): Set CPP's warn_multichar.
4237 * c-common.h (warn_multichar): New.
4238 * c-decl.c (warn_multichar): Remove.
4239 * c-lex.c (lex_charconst): Update.
4240 * c-tree.h (warn_multichar): Remove.
4241 * cppexp.c (eval_token): Sign-extend charconst value.
4242 * cppinit.c (cpp_create_reader): Set warn_multichar.
4243 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
4244 each character. Update prototype. Sign-extend the result.
4245 * cpplib.h: Fix conditions.
4246 (struct cpp_options): Add new warning flag.
4247 (cpp_interpret_charconst): Update prototype.
4249 * cpp.texi: Update documentation.
4251 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
4253 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
4254 Fix typo in usage of allof instead of unit.
4256 2002-05-06 Richard Henderson <rth@redhat.com>
4258 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
4259 and any jump or call for IN.
4261 2002-05-06 Bernd Schmidt <bernds@redhat.com>
4263 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
4265 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
4267 2002-05-06 Roger Sayle <roger@eyesopen.com>
4269 * fold-const.c (lshift-double): Cast the high word to an unsigned
4270 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
4271 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
4272 avoid compiler warning. (fold): Remove redundant code from
4273 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
4275 2002-05-06 Jeff Law <law@redhat.com>
4277 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
4278 * pa.c (pa_adjust_cost): Remove all true dependency cost
4279 adjustments. Also remove support for non-DFA scheduling.
4280 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
4281 to adjust true dependency costs. Update various comments.
4282 (7100lc, 7200, 7300 scheduling): Simplify by combining the
4283 FP ALU & MPY units into a single unit.
4285 2002-05-06 Catherine Moore <clm@redhat.com>
4287 * config/v850/v850.c (compute_register_save_size): Make sure
4288 to count all of the registers that will be saved.
4290 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
4292 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
4294 2002-05-06 David S. Miller <davem@redhat.com>
4296 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
4297 allow result to overlap input operands in memory.
4299 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4302 * cpp.texi: Update multichar charconst docs.
4304 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
4306 * cpplex.c (cpp_interpret_charconst): Sign-extend each
4307 character. Don't ignore excess characters. Treat
4308 multicharacter character constants as signed.
4309 (cpp_parse_escape): Clarify diagnostic.
4311 2002-05-05 Jakub Jelinek <jakub@redhat.com>
4313 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
4314 use add instead of shift.
4315 (ashldi3_sp64): Likewise.
4316 (ashlsi3_const1, ashldi3_const1): Remove.
4317 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
4318 * config/sparc/sparc.c (const1_operand): New.
4320 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
4322 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
4324 2002-05-05 Jakub Jelinek <jakub@redhat.com>
4327 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
4329 2002-05-05 Richard Henderson <rth@redhat.com>
4331 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
4332 memory latency adjustments.
4333 (alpha_variable_issue): Remove.
4334 (alpha_use_dfa_pipeline_interface): New.
4335 (alpha_multipass_dfa_lookahead): New.
4336 * config/alpha/alpha.md: Remove define_function_unit scheduling;
4337 include new dfa scheduling.
4338 (attr type): Add none.
4340 * config/alpha/ev4.md: New.
4341 * config/alpha/ev5.md: New.
4342 * config/alpha/ev6.md: New.
4344 2002-05-05 David S. Miller <davem@redhat.com>
4346 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
4348 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
4350 * cse.c: Fix formatting.
4351 * emit-rtl.c: Likewise.
4353 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
4355 * genautomata.c (initiate_states): Add additional guard to
4356 initialize `units_array'.
4358 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
4360 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
4361 process_unit_to_form_the_same_automaton_unit_lists,
4362 form_the_same_automaton_unit_lists
4363 check_unit_distributions_to_automata): New prototypes and
4365 (check_automata): Rename it into `check_automata_insn_issues'.
4366 (unit_decl): New fields `the_same_automaton_unit' and
4367 `the_same_automaton_message_reported_p'.
4368 (unit_decl_t): New typedef.
4369 (the_same_automaton_lists): New gloval variable.
4370 (unit_regexp, unit_set_el, units_array, units_cmp,
4371 output_get_cpu_unit_code_func): Use the typedef.
4372 (evaluate_max_reserv_cycles): Increment
4373 `description->max_insn_reserv_cycles'.
4374 (initiate_states): Don't increment `max_cycles_num'.
4375 (transform_insn_regexps): Move code around transformation of
4376 regexps from `generate'.
4377 (generate): Remove call of `transform_insn_regexps'.
4378 (expand_automata): Call `transform_insn_regexps' and
4379 `check_unit_distributions_to_automata'. Check errors before
4382 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
4383 automaton `ultrasparc3_1'.
4385 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
4387 * c-common.c (c_common_init): Set up CPP arithmetic.
4388 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
4389 something reasonable for the host.
4390 (sanity_checks): Add checks.
4391 (cpp_read_main_file): Call sanity_checks() from here...
4392 (cpp_post_options): ... not here.
4393 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
4394 * cpplib.h (struct cpp_options): New member int_precision.
4396 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4398 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
4400 2002-05-04 David S. Miller <davem@redhat.com>
4402 * config/sparc/linux.h, config/sparc/linux64.h
4403 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
4405 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
4407 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
4409 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
4412 2002-05-05 Tim Josling <tej@melbpc.org.au>
4414 * treelang; New directory for new sample language treelang.
4416 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4418 * Makefile.in (c-lex.o): Update.
4419 * c-lex.c: Include target.h.
4420 (cb_register_builtins): New.
4421 (init_c_lex): Set builtins callback.
4422 * c-lex.h (cpp_define, cpp_assert): New prototypes.
4423 * cppinit.c (init_builtins): Use callback, including for
4425 * cpplib.h (struct cpp_callbacks): New member.
4426 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
4427 (TARGET_INITIALIZER): Update.
4428 * target.h (struct gcc_target): New hook.
4429 * tree.c (default_register_cpp_builtins): New.
4430 * tree.h (default_register_cpp_builtins): New.
4432 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
4434 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4436 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
4437 (cpp_post_options): Move sanity checks to...
4438 (sanity_checks): New.
4439 * cpplex.c (maybe_read_ucs): Fix prototype.
4440 (parse_string, cpp_parse_escape): Cast for %c format specifier.
4441 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
4444 2002-05-04 Bernd Schmidt <bernds@redhat.com>
4446 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
4447 builtins. Use V2DI patterns instead of TI for logical operations.
4448 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
4449 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
4450 (ix86_expand_builtins): Change the pattern used for movntdq.
4451 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
4452 sse2_nandv2di3): New patterns.
4453 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
4455 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
4456 (cvtdq2pd): Correct mode on operand 1.
4457 (sse2_umulsidi3): Describe without unspec.
4458 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
4460 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
4461 (ashlv2di3): Likewise, from sse2_ashlv2di3.
4462 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
4463 ashlv4si3, ashlv2di3): Use SImode for shift count.
4464 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
4465 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
4467 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
4469 (__m128i, __m128d): New macros.
4470 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
4471 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
4472 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
4473 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
4474 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
4475 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
4476 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
4477 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
4478 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
4479 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
4480 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
4481 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
4482 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
4483 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
4484 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
4485 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
4486 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
4487 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
4488 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
4489 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
4490 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
4491 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
4492 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
4493 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
4494 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
4495 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
4496 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
4497 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
4498 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
4499 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4500 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
4501 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
4502 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
4503 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
4504 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
4505 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
4506 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
4508 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
4509 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
4511 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
4513 * dwarf2out.c: Fix formatting.
4514 * varasm.c: Likewise.
4516 2002-05-04 David Edelsohn <edelsohn@gnu.org>
4519 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
4520 clobber and use result as temporary value.
4522 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
4524 * expr.c (force_operand): Use expand_simple_* to handle more
4527 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
4529 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
4531 (lex_charconst): Update for change in prototype of
4532 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
4534 * cpphash.h (BITS_PER_CPPCHAR_T): New.
4535 * cppinit.c (cpp_create_reader): Initialize them for no
4536 change in semantics.
4537 (cpp_post_options): Add sanity checks.
4538 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
4539 and truncation issues. Calculate in type cppchar_t.
4540 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
4541 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
4542 run-time dependent precision correctly. Return whether the
4543 result is signed or not.
4544 * cpplib.c (dequote_string): Use cppchar_t; update.
4545 * cpplib.h (cppchar_signed_t): New.
4546 struct cpp_options): New precision members.
4547 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
4548 * cppexp.c (eval_token): Update.
4550 2002-05-03 David S. Miller <davem@redhat.com>
4552 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
4553 * config/sparc/sparc.c (sparc_rtx_costs): New function
4554 implementing RTX_COSTS and CONST_COSTS.
4555 * config/sparc/sparc.h (CONST_COSTS): Delete.
4556 (RTX_COSTS_CASES): Define.
4557 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
4560 * config/sparc/sparc.md (DFA schedulers): Split out...
4561 * config/sparc/cypress.md, config/sparc/hypersparc.md,
4562 config/sparc/sparclet.md, config/sparc/supersparc.md,
4563 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
4565 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
4566 checks on it, always defined for Sparc.
4568 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
4569 Tweak, and add more detailed comments.
4571 2002-05-03 Zack Weinberg <zack@codesourcery.com>
4573 * Re-apply patch accidentally reverted with
4574 DFA scheduler merge: remove all rules and variables to slurp
4575 source files out of libiberty and rebuild them with HOST_CC.
4576 ($(HOST_PREFIX_1)varray.o): New rule.
4577 (genattrtab rule): Word wrap.
4579 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4581 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
4582 (CPP_SUBTARGET_SPEC): Define.
4583 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
4584 cpp_subtarget specs.
4585 (CPP_SPEC): Redefine to include %(cpp_subtarget).
4587 2002-05-03 David S. Miller <davem@redhat.com>
4589 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
4590 * target.h (struct gcc_target): Delete cycle_display member.
4592 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
4593 (rtx_needs_barrier): Delete reference to cycle_display unspec.
4594 (ia64_sched_reorder2): Mention need for cycle display handling
4595 once such notes exist.
4597 2002-05-03 Richard Henderson <rth@redhat.com>
4599 * real.c (etoasc): Strip most trailing zeros for clarity.
4600 * sched-vis.c: Include real.h.
4601 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
4602 * Makefile.in (sched-vis.o): Add real.h.
4604 2002-05-03 David S. Miller <davem@redhat.com>
4606 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
4609 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
4611 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
4612 when we get an out of range literal.
4613 (altivec_expand_ternop_builtin): Same.
4614 (altivec_expand_unop_builtin): Same.
4615 (altivec_expand_builtin): Same, for dss.
4616 (altivec_expand_builtin): Use trees instead of rtl when
4617 determining literal argument validity.
4619 2002-05-03 David S. Miller <davem@redhat.com>
4621 Delete cycle display scheduling hook.
4622 * config/ia64/ia64.c (ia64_cycle_display,
4623 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
4624 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
4625 and use emit_insn_before instead of ia64_emit_insn_before.
4626 * config/ia64/ia64.md (unspec usage): Delete cycle display.
4627 (cycle_display): Delete insn pattern.
4628 * config/sparc/sparc.md (unspec usage): Delete cycle display.
4629 (cycle_display): Delete insn pattern.
4630 * config/sparc/sparc.c (sparc_cycle_display,
4631 TARGET_SCHED_CYCLE_DISPLAY): Delete.
4632 * doc/md.texi (cycle_display): Don't mention.
4633 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
4635 2002-05-03 Richard Henderson <rth@redhat.com>
4637 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
4638 * recog.h: Declare them.
4640 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
4641 * config/sparc/sparc.md: Use store_data_bypass_p instead.
4642 * config/sparc/sparc-protos.h: Update.
4644 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4646 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
4647 -D__arch64__. Add -D_LP64.
4648 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
4650 (CPP_ARCH64_SPEC): Likewise.
4651 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
4652 (NO_BUILTIN_SIZE_TYPE): Undef.
4654 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
4656 * genautomata.c (min_issue_delay_pass_states): Change return type
4658 (min_issue_delay_pass_states): Change the algorithm.
4659 (min_issue_delay): Set up min_insn_issue_delay for the state.
4660 (output_min_issue_delay_table): Interchange the nested loops and
4661 and initiate min_insn_issue_delay for states.
4663 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
4665 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
4668 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
4670 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
4673 2002-05-03 Richard Henderson <rth@redhat.com>
4676 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
4677 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
4678 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
4679 code before JUMP, not EARLIEST.
4681 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
4683 * c-format.c (check_format_info_main): Don't check for presence of
4684 parameter for * width until after operand number has been read,
4685 and only check for it if format parameters are available.
4688 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
4690 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
4691 (LINK_SPEC): Undef before defining.
4693 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4695 PR preprocessor/6489
4696 * tradcpp.c (fixup_newlines): New.
4697 (main, finclude): Use it.
4699 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
4701 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
4702 * config/mips/mips.c (mips_unique_section): Strip encoding from
4705 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4707 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
4710 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4712 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
4713 (Specific): Removed buildstats references.
4714 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
4715 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
4716 Accomodate Solaris versions beyond 8.
4717 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
4718 (Specific, *-*-solaris2.8): Removed, obsolete.
4720 2002-05-03 Jakub Jelinek <jakub@redhat.com>
4723 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
4724 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
4725 fill leaf_reg_remap with identity.
4726 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
4728 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
4730 * config/h8300/crti.asm: Remove trailing spaces.
4731 * config/h8300/h8300.c: Likewise.
4732 * config/h8300/lib1funcs.asm: Likewise.
4734 2002-05-02 Jason Merrill <jason@redhat.com>
4736 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
4737 * c-decl.c (c_init_decl_processing): Use it.
4738 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
4739 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
4740 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
4742 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
4744 * regrename.c: Fix formatting.
4747 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
4749 * i386.md (attribute memory): Handle compares properly.
4751 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
4753 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
4756 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
4758 * function.c: Fix formatting.
4760 2002-05-02 Jan Hubicka <jh@suse.cz>
4762 * haifa-sched.c (schedule_insn): Print table of instructions and
4764 (sched_block): Do not print ready list at verbosity level 1.
4765 * sched-vis.c (print_insn): Make global.
4766 * sched-ebb.c (ebb_print_insn): Rename from...
4767 (print_insn): ... this one.
4768 * sched-int.h (print_insn): Declare
4770 2002-05-02 Richard Henderson <rth@redhat.com>
4772 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
4773 emitted by cycle_display.
4775 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
4777 * doc/install.texi (*-*-freebsd*): Update to latest status.
4779 2002-05-02 Jakub Jelinek <jakub@redhat.com>
4782 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
4783 * config/float-sparc.h: Assume 128-bit long double if
4784 __LONG_DOUBLE_128__ is defined.
4786 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
4788 * genattrtab.c (write_function_unit_info): Add a dummy element
4789 when num_units == 0.
4791 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4793 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
4794 TYPE_MODE (double_type_node) instead of DFmode.
4796 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
4798 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
4800 * toplev.c (rest_of_compilation): Revert Richard's patch.
4802 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
4804 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
4806 2002-05-02 Catherine Moore <clm@redhat.com>
4808 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
4810 2002-05-02 Kazu Hirata <kazu@hxi.com>
4812 * combine.c: Fix comment typos.
4814 * genautomata.c: Likewise.
4818 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
4820 * doc/install.texi: State GNAT version requirements.
4822 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
4824 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
4825 of the frame pointer or arg pointer register which strict register
4826 checking is not enabled.
4828 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
4830 * gcc.dg/altivec-8.c: New.
4832 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
4833 PRE_INC and PRE_DEC for altivec modes.
4835 2002-05-01 Bruce Korb <bkorb@gnu.org>
4837 * fixinc/check.tpl(set-writable): make sure the function exists first
4838 * fixinc/inclhack.def(alpha_assert): fix test_text
4839 * fixinc/tests/base/assert.h: add in missing result
4841 2002-05-01 Jeff Law <law@redhat.com>
4843 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
4846 2002-05-01 Joel Brobecker <brobecker@gnat.com>
4848 * dbxout.c (dbxout_type): Emit size information for range types,
4849 as well, but only when using GDB extensions.
4851 2002-05-01 Richard Henderson <rth@redhat.com>
4853 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
4854 target-independent gnu binutils date test.
4856 2002-05-01 Richard Henderson <rth@redhat.com>
4858 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
4859 info before expunging the block.
4861 2002-05-01 Jakub Jelinek <jakub@redhat.com>
4863 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
4864 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
4865 -M -or -MM is in effect.
4867 2002-05-01 Zack Weinberg <zack@codesourcery.com>
4869 * config.gcc: Correct test of --enable-obsolete. Obsolete all
4870 A29k configurations.
4871 * doc/install.texi: Update to match.
4873 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4876 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
4877 for duplicates. Always loop over whole list.
4879 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4881 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
4883 2002-05-01 Joel Sherrill <joel@OARcorp.com>
4885 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
4888 2002-05-01 Joel Sherrill <joel@OARcorp.com>
4890 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
4892 2002-05-01 David Edelsohn <edelsohn@gnu.org>
4894 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
4895 (nabs_nopower): Same.
4896 (floatdisf2): New pattern.
4897 (absdi2): Convert to define_insn_and_split.
4902 (fix_trunctfdi2): Same.
4903 (fix_trunctfsi2): Same.
4905 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
4907 * doc/install.texi: Update Texinfo version requirement
4910 2002-05-01 Jakub Jelinek <jakub@redhat.com>
4912 PR target/6512, PR target/5628
4913 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
4914 when memory is not aligned.
4915 (movdf_insn_v9only_vis): Likewise.
4916 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
4917 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
4918 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
4920 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
4922 * gcc.dg/altivec-7.c: New.
4924 * config/rs6000/altivec.h: Cleanup.
4926 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
4928 * doc/invoke.texi (Option Summary): Add -mvrsave=.
4929 (RS/6000 and PowerPC Options): Document -mvrsave=.
4931 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
4932 (rs6000_altivec_vrsave_string): Same.
4933 (rs6000_override_options): Call rs6000_parse_vrsave_option.
4934 (rs6000_parse_vrsave_option): New.
4935 (rs6000_stack_info): Only generate vrsave instructions when
4936 TARGET_ALTIVEC_VRSAVE.
4938 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
4939 (rs6000_altivec_vrsave_string): Define extern.
4940 (rs6000_altivec_vrsave): Same.
4941 (TARGET_ALTIVEC_VRSAVE): New.
4943 2002-04-30 Richard Henderson <rth@redhat.com>
4946 * toplev.c (rest_of_compilation): Don't run cross-jump before
4949 2002-04-30 Tom Rix <trix@redhat.com>
4951 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
4952 check which_alternative.
4954 2002-04-30 Kazu Hirata <kazu@hxi.com>
4956 * cpplex.c: Fix comment formatting.
4957 * function.c: Likewise.
4958 * integrate.c: Likewise.
4959 * regrename.c: Likewise.
4960 * sibcall.c: Likewise.
4961 * simplify-rtx.c: Likewise.
4962 * tree-inline.c: Likewise.
4964 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4966 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
4967 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
4968 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
4969 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
4970 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
4971 * pa/x-ada: New file. Define ADA_CFLAGS.
4973 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
4975 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
4976 from MMIX_LAST_REGISTER_FILE_REGNUM.
4977 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
4978 (struct machine_function): New member highest_saved_stack_register
4979 previously static variable in mmix.c.
4980 (MACHINE_DEPENDENT_REORG): Define.
4981 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
4982 (MMIX_OUTPUT_REGNO): New.
4983 (mmix_target_asm_function_prologue): Move calculation of last used
4984 saved-stack-register into...
4985 (mmix_machine_dependent_reorg): New function. Update to also handle
4987 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
4988 register names, simplify somewhat by new variable regno.
4989 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
4991 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
4992 emitting register names.
4993 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
4994 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
4996 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
4999 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
5001 2002-04-30 Richard Henderson <rth@redhat.com>
5003 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
5004 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
5005 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
5006 emit_tfmode_cvt): New.
5007 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
5008 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
5009 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
5010 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
5011 * config/sparc/sparc-protos.h: Update.
5013 2002-04-30 Janis Johnson <janis187@us.ibm.com>
5015 * install.texi (Final install): Add to the list of info to include
5016 in a report of a successful bootstrap, and add link to 3.1 list.
5018 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
5020 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
5021 (mode): Add vector modes
5022 (i387): Kill attribute.
5023 (unit): New attribute.
5024 (length_immediate): Grok new types.
5025 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
5026 (modrm): Use "unit".
5027 (memory): Handle MMX/SSE properly.
5028 (scheduling descriptions): Kill uses of fop1.
5029 (sse, mmx, fp patterns): Set type and mode properly.
5031 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
5033 * pa.c (override_options): Default to PA8000 scheduling.
5034 * doc/invoke.texi (HP-PA options): Mention newly added 7300
5035 scheduling parameter.
5037 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
5038 handling of double precision multiplies.
5040 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
5041 fpdiv and fpsqrt instructions.
5042 (7200 & 7300 scheduling): Fix typo in handling of
5043 store-load and store-store penalties.
5045 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5047 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
5048 mips. Add two missing commas.
5050 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
5052 * doc/contrib.texi (Contributors): Update Paolo Carlini's
5053 and Benjamin Kosnik's entries.
5055 2002-04-29 David S. Miller <davem@redhat.com>
5057 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
5058 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
5059 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
5060 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
5062 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5064 * combine.c (find_split_point): Use gen_int_mode.
5066 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
5068 Merging code from dfa-branch:
5070 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
5072 * genautomata.c (output_reserv_sets): Fix typo.
5074 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
5076 * genautomata.c (output_reserv_sets): Remove
5077 next_cycle_output_flag.
5079 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
5081 * sched-rgn.c (init_ready_list): Make the DFA code handle
5082 USE/CLOBBER insns in the same way as the traditional
5084 (new_ready): Similarly..
5086 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
5088 * haifa-sched.c (schedule_block): Change the DFA state only after
5091 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
5093 * pa.c (hppa_use_dfa_pipeline_interface): New function.
5094 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
5095 (override_options): Add PA7300 scheduling support.
5096 (pa_adjust_cost): Update various comments. Properly
5097 handle anti and output dependencies when using the
5099 (pa_issue_rate): Add PA7300 scheduling support.
5100 (pa_can_combine_p): Call extract_insn before calling
5101 constrain_operands (taken from mainline tree).
5102 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
5103 * pa.md (cpu attr): Add 7300. Rewrite pipeline
5104 descriptions using DFA descriptions. Add PA7300
5107 2002-03-30 David S. Miller <davem@redhat.com>
5109 Add UltraSPARC-III DFA scheduling support.
5110 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
5111 Update FP conditional move on register insn patterns to use it, as
5113 (define_attr cpu): Add ultrasparc3.
5114 (define_attr us3load_type): New, update integer load patterns to
5115 set it, as appropriate.
5116 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
5117 (rest): Add UltraSPARC3 scheduling description.
5118 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
5119 (PROCESSOR_ULTRASPARC3): New.
5120 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
5121 ({ASM,CPP}_CPU_SPEC): Likewise.
5122 (REGISTER_MOVE_COST): Likewise.
5123 (RTX_COSTS): Likewise.
5124 * config/sparc/sparc.c (sparc_override_options,
5125 sparc_initialize_trampoline, sparc64_initialize_trampoline,
5126 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
5127 sparc_issue_rate): Likewise.
5128 * config/sparc/sol2.h: Likewise.
5129 * config/sparc/sol2-sld-64.h: Likewise.
5130 * config/sparc/linux64.h: Likewise.
5132 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
5134 * doc/md.texi: Add comments about usage the latency time for the
5135 different dependencies and about case when two or more conditions
5136 in different define_insn_reservations returns TRUE for an insn.
5138 * doc/md.texi: Add reference for automaton based pipeline
5141 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
5143 * doc/passes.texi: Add missed information about genattrtab.
5145 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
5147 * genautomata.c (output_automata_list_transition_code): Check
5148 automata_list on NULL.
5150 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
5152 * genautomata.c (output_insn_code_cases,
5153 output_automata_list_min_issue_delay_code,
5154 output_automata_list_transition_code,
5155 output_automata_list_state_alts_code): Comment the functions.
5157 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
5159 * genautomata.c (automata_list_el_t): New typedef.
5160 (get_free_automata_list_el,free_automata_list_el,
5161 free_automata_list, automata_list_hash, automata_list_eq_p,
5162 initiate_automata_lists, automata_list_start, automata_list_add,
5163 automata_list_finish, finish_automata_lists,
5164 output_insn_code_cases, output_automata_list_min_issue_delay_code,
5165 output_automata_list_transition_code,
5166 output_automata_list_state_alts_code, add_automaton_state,
5167 form_important_insn_automata_lists): New functions and prototypes.
5168 (insn_reserv_decl): Add members important_automata_list and
5170 (ainsn): Add members important_p.
5171 (automata_list_el): New structure.
5172 (first_free_automata_list_el, current_automata_list,
5173 automata_list_table): New global variables.
5174 (create_ainsns): Initiate member important_p.
5175 (output_internal_min_issue_delay_func): Generate the switch and
5176 call output_insn_code_cases.
5177 (output_internal_trans_func, output_internal_state_alts_func):
5179 (generate): Call initiate_automata_lists.
5180 (automaton_states): New global variable.
5181 (expand_automata): Call form_important_insn_automata_lists.
5182 (write_automata): Call finish_automata_lists.
5184 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
5186 * genautomata.c (add_excls, add_presence_absence): Check that
5187 cpu units in the sets belong the same automaton.
5189 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
5190 about that cpu units in the sets belong the same automaton.
5192 * doc/md.texi: Ditto.
5194 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
5195 Nitin Gupta <niting@noida.hcltech.com>
5197 * config/sh/sh.c (sh_use_dfa_interface): New function.
5199 (sh_issue_rate): New Function.
5200 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
5201 TARGET_SCHED_ISSUE_RATE: define.
5203 * config/sh/sh.md: Add DFA based pipeline description for SH4.
5205 (define_attr insn_class): New attribute used for DFA
5207 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
5208 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
5209 cmpeqdi_t): Likewise.
5211 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
5212 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
5214 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
5216 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5218 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
5221 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
5223 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
5224 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
5226 (output_dfa_start_func): Initiate new variable insn_codes_length,
5227 (write_automata): Output definition of the new variable.
5229 2001-10-02 David S. Miller <davem@redhat.com>
5231 * haifa-sched.c (advance_one_cycle): New function.
5232 (schedule_block): Use it.
5233 (queue_to_ready): Use it, and also make sure to advance the DFA
5234 state on all stall cycles, not just those where insn_queue links
5237 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
5239 * haifa-sched.c (max_issue): Remove last_p argument. Only return
5240 non-zero if the highest-priority instruction could be scheduled.
5241 (choose_ready): Remove last argument from max_issue call.
5243 2001-09-28 David S. Miller <davem@redhat.com>
5245 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
5246 ultrasparc and 3 for other multi-issue sparcs.
5248 2001-09-27 David S. Miller <davem@redhat.com>
5250 * config/sparc/sparc.md (cycle_display): New pattern.
5251 * config/sparc/sparc.c (sparc_cycle_display): New.
5252 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
5254 2001-09-25 David S. Miller <davem@redhat.com>
5256 Convert all of Sparc scheduling to DFA
5257 * config/sparc/sparc.md: Kill all define_function_unit
5258 directives and replace with DFA equivalent.
5259 * config/sparc/sparc.c (ultrasparc_adjust_cost,
5260 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
5261 ultra_fpmode_conflict_exists, ultra_find_type,
5262 ultra_build_types_avail, ultra_flush_pipeline,
5263 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
5264 ultrasparc_variable_issue, ultrasparc_sched_init,
5265 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
5266 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
5267 ultra_cur_hist, ultra_cycles_elapsed): Kill.
5268 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
5269 ultrasparc_store_bypass_p): New.
5270 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
5273 2001-09-24 David S. Miller <davem@redhat.com>
5275 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
5276 ready->vec[foo] not ready[foo].
5278 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
5280 * doc/md.texi: Correct examples for define_insn_reservations
5283 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
5285 * genautomata.c (create_automata): Print message about creation of
5287 (generate): Remove printing meease about creation of
5290 2001-09-05 David S. Miller <davem@redhat.com>
5292 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5293 * config/sparc/linux64.h: Likewise.
5295 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
5297 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
5298 schedule_block, sched_init, sched_finish): Add missed calls of
5299 use_dfa_pipeline_interface.
5301 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
5304 * sched-vis.c (get_visual_tbl_length): Ditto.
5306 2001-08-27 Richard Henderson <rth@redhat.com>
5308 * genattr.c (main): Emit state_t even when not doing scheduling.
5310 2001-08-27 Richard Henderson <rth@redhat.com>
5312 * genautomata.c (expand_automata): Always create a description.
5314 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5316 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
5317 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
5318 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
5321 * genattr.c (main): New variable num_insn_reservations. Increase
5322 it if there is DEFINE_INSN_RESERVATION. Output automaton based
5323 pipeline hazard recognizer interface.
5325 * genattrtab.h: New file.
5327 * genattrtab.c: Include genattrtab.h.
5328 (attr_printf, check_attr_test, make_internal_attr,
5329 make_numeric_value): Move protypes into genattrtab.h. Define them
5331 (num_dfa_decls): New global variable.
5332 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
5333 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
5334 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
5335 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
5337 * genautomata.c: New file.
5339 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
5341 * sched-int.h: (curr_state): Add the external definition for
5342 automaton pipeline interface.
5343 (haifa_insn_data): Add comments for members blockage and units.
5345 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5346 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5347 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5348 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5349 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5350 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5351 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
5353 (TARGET_SCHED): Use the new macros.
5355 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5356 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5357 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5358 dfa_bubble): New members in gcc_target.sched.
5360 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5361 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5362 (insn_queue): Redefine it as pointer to array.
5363 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5365 (max_insn_queue_index_macro_value): New variable.
5366 (curr_state, dfa_state_size, ready_try): New varaibles for
5367 automaton interface.
5368 (ready_element, ready_remove, max_issue): New function prototypes
5369 for automaton interface.
5370 (choose_ready): New function prototype.
5371 (insn_unit, blockage_range): Add comments.
5372 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5373 FUNCTION_UNITS_SIZE == 0.
5374 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5375 actual_hazard, potential_hazard): Add comments.
5376 (insn_cost): Use cost -1 as undefined value. Remove
5377 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5379 (ready_element, ready_remove): New functions for automaton
5381 (schedule_insn): Add new code for automaton pipeline interface.
5382 (queue_to_ready): Add new code for automaton pipeline interface.
5383 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5384 (debug_ready_list): Print newline when the queue is empty.
5385 (max_issue): New function for automaton pipeline interface.
5386 (choose_ready): New function.
5387 (schedule_block): Add new code for automaton pipeline interface.
5388 Print ready list before scheduling each insn.
5389 (sched_init): Add new code for automaton pipeline interface.
5390 Initiate insn cost by -1.
5391 (sched_finish): Free the current automaton state and finalize
5392 automaton pipeline interface.
5394 * sched-rgn.c: Include target.h.
5395 (init_ready_list, new_ready, debug_dependencies): Add new code for
5396 automaton pipeline interface.
5398 * sched-vis.c: Include target.h.
5399 (get_visual_tbl_length): Add code for automaton interface.
5400 (target_units, print_block_visualization): Add comments.
5402 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5403 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5404 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5405 (getruntime.o, genautomata.o): New entries.
5406 (genattrtab.o): Add new dependency file genattrtab.h.
5407 (genattrtab): Add new dependencies. Link it with `libm.a'.
5408 (getruntime.o, hashtab.o): New entries for canadian cross.
5410 * doc/md.texi: Description of automaton based model.
5412 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5414 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5415 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5416 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5417 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5418 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5419 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5420 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
5422 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
5423 MAX_DFA_ISSUE_RATE): New macro descriptions.
5425 * doc/contrib.texi: Add dfa based scheduler contribution.
5427 * doc/gcc.texi: Add more information about genattrtab.
5429 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5431 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
5432 adjust_address_nv call.
5434 2002-04-29 Janis Johnson <janis187@us.ibm.com>
5436 * doc/install.texi (Testing): Provide additional information, and
5437 a stronger encouragement, for running the testsuites.
5439 2002-04-29 DJ Delorie <dj@redhat.com>
5441 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
5442 given in upper case.
5444 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5446 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
5447 Solaris 2 <widec.h> if missing.
5448 * fixinc/fixincl.x: Regenerate.
5449 * fixinc/tests/base/widec.h: New file.
5451 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
5453 * toplev.c (f_options): Add "profile" switch so that
5454 -fno-profile can be used to disable -p.
5456 2002-04-29 Bernd Schmidt <bernds@redhat.com>
5458 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
5460 * tree.c (build_common_tree_nodes_2): Likewise.
5461 * tree.h (enum tree_index): Likewise.
5462 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
5464 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
5466 (init_mmx_sse_builtins): Initialize SSE2 builtins.
5467 (ix86_expand_builtin): Add support for SSE2 builtins.
5468 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
5469 (VALID_SSE_REG_MODE): Use it.
5470 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
5471 (enum ix86_builtins): Add SSE2 builtins.
5472 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
5473 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
5474 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
5475 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
5476 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
5477 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
5478 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
5479 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
5480 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
5481 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
5482 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
5483 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
5484 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
5485 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5486 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
5487 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
5488 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
5489 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
5490 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
5491 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
5492 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
5493 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
5494 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
5495 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
5496 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
5497 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
5498 lfence_insn): New patterns.
5499 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
5500 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
5502 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
5504 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
5506 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5508 * doc/contrib.texi (Contributors): Add Paolo Carlini and
5510 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
5511 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
5512 and CPU instead of cpu.
5514 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
5516 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
5518 (lang_independent_options): Add -fif-conversion, -fif-conversion2
5519 (rest_of_compilation): Do if conversion only when asked for.
5520 (parse_options_and_default_flags): Set new variables to 1 for -O1
5521 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
5523 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
5525 * i386.c (dbx64_register_map): Fix typo.
5527 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
5529 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
5530 real_one_half, real_bb_freq_max): New static variables.
5531 (debug_profile_bbauxs): Kill.
5532 (process_note_predictions): Kill unused variable.
5533 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
5535 (propagate_freq): Use REAL_ARITHMETICS.
5536 (estimate_bb_frequencies): Likevise; init new static variables.
5537 * Makefile.in (predict.o): Add dependency on real.h
5539 2002-04-28 David S. Miller <davem@redhat.com>
5542 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
5543 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
5544 several {reads,writes} instead.
5545 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
5548 2002-04-27 David S. Miller <davem@redhat.com>
5551 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
5554 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
5555 including signal.h and sys/ucontext.h, not needed.
5557 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
5559 * varasm.c (output_constant_def): Correct test for not calling
5560 ENCODE_SECTION_INFO for INTEGER_CST.
5562 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
5564 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
5565 keep most cases as function eval_token.
5566 (eval_token): New function.
5567 (_cpp_parse_expr): Read token here for improved diagnostics.
5568 Don't use op_as_text. Detect bad ':' here.
5569 (reduce): Don't detect bad ':' here.
5570 (op_as_text): Remove.
5571 * cpphash.h (_cpp_test_assertion): Change prototype.
5572 * cpplib.c (_cpp_test_assertion): Change prototype.
5574 2002-04-28 Richard Henderson <rth@redhat.com>
5577 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
5578 (ggc_mark_rtx_children): New.
5580 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5583 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
5584 after call peepholes for UltraSPARC.
5585 (call + jump 64-bit peepholes): Remove.
5587 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5590 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
5591 result as temporary value.
5593 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5596 * toplev.c (rest_of_compilation): Only run regrename and copy
5597 propagation if optimizing.
5599 2002-04-28 Jakub Jelinek <jakub@redhat.com>
5601 PR optimization/6475
5602 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
5603 register of REGNO_DECL (i).
5604 * Makefile.in (reload1.o): Add $(TREE_H).
5606 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
5608 * cppexp.c (lex): Update to use state.skip_eval.
5609 (struct op): Remove prio and flags members.
5610 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
5611 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
5612 (LEFT_ASSOC): New macro.
5613 (optab): New table of operator priorities and flags.
5615 (_cpp_parse_expr): Clean up logic. Return bool. Use a
5616 malloc-ed parser stack.
5617 (reduce): New; reduce the operator stack.
5618 (_cpp_expand_op_stack): Expand the operator stack as necessary.
5619 * cpphash.h (struct op): Predeclare.
5620 (struct cpp_reader): New members op_stack, op_limit.
5621 (struct lexer_state): New member skip_eval.
5622 (_cpp_parse_expr): Update.
5623 (_cpp_expand_op_stack): New.
5624 * cpplib.c (do_if): Update.
5625 * cppinit.c (cpp_create_reader): Create op stack.
5626 (cpp_destroy): And destroy it.
5627 * cpplib.h (CPP_LAST_CPP_OP): Correct.
5628 (TTYPE_TABLE): Correct.
5630 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5633 * c-decl.c (duplicate_decls): Call merge_weak.
5634 * c-pragma.c (apply_pragma_weak): Warn about misuse.
5635 * output.h (merge_weak): Prototype merge_weak.
5636 * varasm.c (merge_weak): New function.
5637 (declare_weak): Make sure we don't give an error on VAR_DECLs.
5638 Mark RTL with SYMBOL_REF_WEAK.
5640 2002-04-27 Kurt Garloff <garloff@suse.de>
5642 * tree-inline.c (inlinable_function_p): Improve heuristics
5643 by using a smoother function to cut down allowable inlinable size.
5644 * param.def: Add parameters max-inline-insns-single,
5645 max-inline-slope, min-inline-insns that determine the exact
5646 shape of the above function.
5647 * param.h: Likewise.
5649 2002-04-26 Richard Henderson <rth@redhat.com>
5651 * c-parse.in (malloced_yyss, malloced_yyvs): New.
5652 (yyoverflow): Re-add. Set them.
5653 (free_parser_stacks): New.
5654 * c-common.h: Declare it.
5655 * c-lex.c (c_common_parse_file): Call it.
5657 2002-04-26 Richard Henderson <rth@redhat.com>
5659 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
5660 for fallthru search.
5662 2002-04-26 Eric Christopher <echristo@redhat.com>
5664 PR optimization/3700
5665 * config/mips/mips.c (mips_issue_rate): Define. New function.
5666 (TARGET_SCHED_ISSUE_RATE): Use.
5668 2002-04-25 David S. Miller <davem@redhat.com>
5671 * reorg.c (optimize_skip): Do not allow exception causing
5672 instructions to be considered for delay slots.
5673 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
5674 (relax_delay_slots): Do not try to consider exception causing
5675 instructions as redundant.
5677 2002-04-26 Richard Henderson <rth@redhat.com>
5680 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
5682 2002-04-26 Mark Mitchell <mark@codesourcery.com>
5685 * config/i386/i386.md (untyped_call): Return the value in a float
5686 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
5689 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
5691 * tree.c (tree_int_cst_lt): Compare constants whose types differ
5692 in unsigned-ness correctly.
5694 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
5696 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
5697 portable runtime model.
5699 2002-04-26 Richard Henderson <rth@redhat.com>
5701 * c-parse.in (yyoverflow): Revert.
5703 2002-04-26 David Edelsohn <edelsohn@gnu.org>
5704 Richard Henderson <rth@redhat.com>
5706 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
5707 result as temporary value.
5709 2002-04-26 Richard Henderson <rth@redhat.com>
5712 * c-common.c (fix_string_type): Split out of ...
5713 (combine_strings): ... here. Take a varray, not a tree list.
5714 (c_expand_builtin_printf): Use fix_string_type.
5715 * c-common.h: Update decls.
5716 * c-parse.in (string): Remove. Update all uses to use STRING
5717 instead, and not call combine_strings.
5720 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
5721 (build_asm_stmt): Likewise.
5722 * objc/objc-act.c (my_build_string): Use fix_string_type.
5723 (build_objc_string_object): Build varray for combine_strings.
5725 2002-04-26 Bo Thorsen <bo@suse.co.uk>
5727 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
5730 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
5732 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
5733 (HAVE_NO_R_OPERAND): Remove.
5734 (HAVE_VALUE): Remove.
5735 (op_to_prio): Update.
5736 (UNARY): Don't alter flags.
5737 (_cpp_parse_expr): want_value used to indicate whether
5738 a number or unary operator is expected next. Distinguish
5739 unary and binary +/-.
5740 (op_as_text): Update for unary operators.
5742 2002-04-25 Richard Henderson <rth@redhat.com>
5745 * c-parse.in (yyoverflow): New.
5747 2002-04-25 Richard Henderson <rth@redhat.com>
5750 * c-common.c (shorten_compare): Simplfy conditions leading to
5751 the generation of a warning.
5753 2002-04-25 Richard Henderson <rth@redhat.com>
5756 * expmed.c (extract_bit_field): Fall through to generic code rather
5757 than aborting on subreg special case.
5759 2002-04-25 David S. Miller <davem@redhat.com>
5761 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
5762 for DECL being NULL.
5764 2002-04-25 Steve Christiansen <smc@us.ibm.com>
5766 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
5768 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
5770 * c-decl.c (grokdeclarator): Remove outdated ??? note
5771 on invalid declaration of flexible array members.
5773 2002-04-25 Richard Henderson <rth@redhat.com>
5775 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
5777 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
5779 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
5780 needed by the compiler, even if they are used as global regs.
5782 2002-04-25 Matt Hiller <hiller@redhat.com>
5784 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
5786 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
5787 of the corresponding functions.
5788 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
5791 2002-04-25 Matt Hiller <hiller@redhat.com>
5793 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
5795 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
5796 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
5797 registers, adjust comment accordingly.
5798 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
5799 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
5800 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
5801 for coprocessor registers.
5802 (ADDITIONAL_REGISTER_NAMES): Include
5803 ALL_COP_ADDITIONAL_REGISTER_NAMES.
5805 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
5806 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
5807 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
5808 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
5809 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
5811 (mips_char_to_class): Adjust comment to include coprocessor
5814 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
5816 (mips_reg_names, mips_regno_to_class): Include coprocessor
5818 (mips_sw_reg_names): Ditto, make non-static.
5819 (mips_move_1word): Handle moves to and from coprocessor registers.
5820 (mips_move_2words): Handle moves to and from coprocessor
5822 (mips_class_max_nregs, mips_register_move_cost): Handle
5823 coprocessor register classes.
5824 (override_options): Initialize mips_char_to_class and
5825 mips_hard_regno_mode_ok properly for coprocessor registers.
5827 * config/mips/mips.md (movdi_internal, movdi_internal2,
5828 movsi_internal1, movsi_internal2): Add constraint-sets for
5829 coprocessor registers.
5830 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
5831 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
5833 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
5834 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
5836 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
5837 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
5839 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
5840 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
5843 * doc/tm.texi: Document feature.
5845 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5847 * integrate.c (function_attribute_inlinable_p): Simplify.
5848 Check the table pointer is not NULL.
5850 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
5852 * doc/c-tree.texi: Fix typo in introduction.
5854 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
5856 * c-common.h (c_common_parse_file): Update.
5857 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
5858 * c-lex.c (YYDEBUG): Get from c-lex.h.
5859 (c_common_parse_file): Update.
5860 * c-lex.h (YYDEBUG, yydebug): New.
5861 * c-parse.in (YYDEBUG): Get from c-lex.h.
5862 (c_set_yydebug): Remove.
5863 * c-tree.h (c_set_yydebug): Remove.
5864 * langhooks-def.h (lhd_do_nothing_i): New.
5865 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
5866 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
5867 * langhooks.c (lhd_do_nothing_i): New.
5868 (lhd_set_yydebug): Remove.
5869 * langhooks.h (struct lang_hooks): Update.
5870 * toplev.c (set_yydebug): New.
5871 (compile_file): Update call to parse_file hook.
5872 (decode_d_option): Update.
5874 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
5876 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
5878 * loop.c (load_mems): Don't change the interface of called functions.
5880 * calls.c (expand_call): Take current_function_pretend_args_size
5881 into account when setting argblock for sibcalls.
5883 2002-04-24 Matt Hiller <hiller@redhat.com>
5885 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
5888 * cpplex.c (skip_line_comment): Process comment one multibyte
5889 character at a time rather than one char at a time, if
5891 (parse_string): Process string one multibyte character at a time
5892 rather than one char at a time, if appropriate.
5893 * c-lex.c (lex_string): Lex and copy multibyte strings
5895 * cpplib.h (cppchar_t): Change to unsigned.
5897 2002-04-24 Richard Henderson <rth@redhat.com>
5900 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
5903 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
5905 * sh.c (sh_va_arg): If argument was passed by reference,
5906 dereference the pointer.
5908 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
5910 * sh.md (divsi3_i4_media): Use match_operand for input values
5911 rather than hard registers.
5912 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
5913 unnecessarily through hard registers. Keep copies of pseudo
5914 registers outside of the libcall sequence.
5916 * sh.md (casesi_shift_media): Add modes.
5918 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
5921 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
5923 * attribs.c (c_common_attribute_table): Move table and handlers
5925 (format_attribute_table, lang_attribute_table,
5926 lang_attribute_common): Remove.
5927 (init_attributes): Replace NULL pointers with pointers to the
5929 (handle_packed_attribute, handle_nocommon_attribute,
5930 handle_common_attribute, handle_noreturn_attribute,
5931 handle_noinline_attribute, handle_always_inline_attribute,
5932 handle_used_attribute, handle_unused_attribute,
5933 handle_const_attribute, handle_transparent_union_attribute,
5934 handle_constructor_attribute, handle_destructor_attribute,
5935 handle_mode_attribute, handle_section_attribute,
5936 handle_aligned_attribute, handle_weak_attribute,
5937 handle_alias_attribute, handle_visibility_attribute,
5938 handle_no_instrument_function_attribute, handle_malloc_attribute,
5939 handle_no_limit_stack_attribute, handle_pure_attribute,
5940 handle_deprecated_attribute, handle_vector_size_attribute,
5941 vector_size_helper): Move to c-common.c.
5942 * c-common.c (c_common_attribute_table,
5943 handle_packed_attribute, handle_nocommon_attribute,
5944 handle_common_attribute, handle_noreturn_attribute,
5945 handle_noinline_attribute, handle_always_inline_attribute,
5946 handle_used_attribute, handle_unused_attribute,
5947 handle_const_attribute, handle_transparent_union_attribute,
5948 handle_constructor_attribute, handle_destructor_attribute,
5949 handle_mode_attribute, handle_section_attribute,
5950 handle_aligned_attribute, handle_weak_attribute,
5951 handle_alias_attribute, handle_visibility_attribute,
5952 handle_no_instrument_function_attribute, handle_malloc_attribute,
5953 handle_no_limit_stack_attribute, handle_pure_attribute,
5954 handle_deprecated_attribute, handle_vector_size_attribute,
5955 vector_size_helper): Move from attribs.c.
5956 * c-common.h (c_common_attribute_table,
5957 c_common_format_attribute_table): New.
5958 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
5959 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
5960 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
5961 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
5962 (LANG_HOOKS_INITIALIZER): Update.
5963 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
5964 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
5965 * target.h: Update comment.
5966 * tree.c (default_target_attribute_table): Remove.
5967 * tree.h (default_target_attribute_table, format_attribute_table,
5968 lang_attribute_table, lang_attribute_common): Remove.
5970 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
5971 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
5973 2002-04-24 Jason Merrill <jason@redhat.com>
5975 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
5976 * dwarf2out.c (dwarf_attr_name): Support it.
5977 (gen_array_type_die): Emit it.
5978 (lookup_type_die): No special handling for VECTOR_TYPE.
5979 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
5981 2002-04-24 Richard Henderson <rth@redhat.com>
5983 * config/mips/mips.md (movdi_usd): Renumber.
5985 2002-04-24 David S. Miller <davem@redhat.com>
5988 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
5989 32-bit Sparc and current_function_returns_struct is true.
5991 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
5993 * loop.c (canonicalize_condition): Use gen_int_mode.
5995 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
5997 * config/rs6000/altivec.h: Cleanup file. Add non individual
6019 (vec_vcmpequb): New.
6020 (vec_vcmpequh): New.
6021 (vec_vcmpequw): New.
6022 (vec_vcmpeqfp): New.
6023 (vec_vcmpgefp): New.
6024 (vec_vcmpgtub): New.
6025 (vec_vcmpgtsb): New.
6026 (vec_vcmpgtuh): New.
6027 (vec_vcmpgtsh): New.
6028 (vec_vcmpgtuw): New.
6029 (vec_vcmpgtsw): New.
6030 (vec_vcmpgtfp): New.
6031 (vec_vcmpgefp): New.
6036 (vec_vexptefp): New.
6041 (vec_lde): Add vector float variant.
6046 (vec_vmhaddshs): New.
6068 (vec_vmladduhm): New.
6069 (vec_vmhraddshs): New.
6071 (vec_vmsummbm): New.
6072 (vec_vmsumuhm): New.
6073 (vec_vmsumshm): New.
6074 (vec_vmsumuhs): New.
6075 (vec_vmsumshs): New.
6084 (vec_vnmsubfp): New.
6102 (vec_vrsqrtefp): New.
6113 (vec_vspltisb): New.
6114 (vec_vspltish): New.
6115 (vec_vspltisw): New.
6140 (vec_vsum4ubs): New.
6141 (vec_vsum4sbs): New.
6142 (vec_vsum4shs): New.
6143 (vec_vsum2sws): New.
6154 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
6157 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
6158 added literals from substracted literals.
6159 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
6160 (fold) [associate]: Preserve MINUS_EXPR if needed.
6162 2002-04-23 Zack Weinberg <zack@codesourcery.com>
6164 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
6167 2002-04-23 Tom Tromey <tromey@redhat.com>
6169 * gcc.c: Added --resource. For PR java/6314.
6171 2002-04-23 David O'Brien <obrien@FreeBSD.org>
6173 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
6174 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
6177 2002-04-23 David O'Brien <obrien@FreeBSD.org>
6179 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
6181 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
6183 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
6185 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
6186 (ix86_expand_clrstr): Fix typo.
6187 * loop.c (gen_load_of_final_value): New.
6188 (loop_givs_rescan, strength_reduce, check_dbra_loop):
6191 2002-04-23 Roger Sayle <roger@eyesopen.com>
6193 * builtins.c (builtin_memset_gen_str): New function.
6194 (expand_builtin_memset): Optimize the case of constant length, but
6197 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
6199 * config/rs6000/altivec.h (vec_step): Remove extraneous
6201 (vec_ctu): Cast return.
6203 2002-04-23 Alan Modra <amodra@bigpond.net.au>
6206 * function.h: (struct function): Add profile_label_no field.
6207 (current_function_profile_label_no): Define.
6208 * function.c: (profile_label_no): New static var.
6209 (expand_function_start): Increment it, and copy to
6210 current_function_profile_label_no.
6211 * output.h (profile_label_no): Delete.
6212 * final.c (profile_label_no): Delete.
6213 (profile_function): Use current_function_profile_label_no.
6214 (final_end_function): Don't increment profile_label_no here.
6215 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
6216 profile_label_no with current_function_profile_label_no.
6217 * config/pa/pa.c (current_function_number): Delete.
6218 (pa_output_function_prologue): Don't output profile label here.
6219 (hppa_profile_hook): Use label_no param rather than
6220 current_function_number.
6221 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
6222 * config/pa/pa.h: .. here.
6223 (FUNCTION_PROFILER): Output profile label here.
6225 2002-04-22 Eric Christopher <echristo@redhat.com>
6227 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
6228 patch of 2002-04-09 due to binutils issues.
6229 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
6231 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
6233 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
6234 constraint to 'o' for m=r and r=m alternatives.
6235 ("*movv8hi_internal1"): Same.
6236 ("*movv16qi_internal1"): Same.
6237 ("*movv4sf_internal1"): Same.
6239 2002-04-22 Janis Johnson <janis187@us.ibm.com>
6241 * rtl.h (RTX_FLAG): New macro.
6242 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
6243 * final.c (alter_subreg): Use macro to access rtx flag.
6244 * integrate.c (copy_rtx_and_substitute): Use new access macro.
6245 * print-rtl.c (print_rtx): Use new access macro.
6247 * cse.c (insert): Check rtx code before accessing flag.
6249 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
6250 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
6251 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
6252 convert_const_symbol_ref, make_canonical, make_alternative_compare,
6253 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
6254 simplify_test_exp, optimize_attrs, simplify_by_exploding,
6255 find_and_mark_used_attributes, unmark_used_attributes,
6256 add_values_to_cover, simplify_with_current_value,
6257 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
6258 copy_rtx_unchanging, main): Use new access macros.
6260 2002-04-22 Tom Rix <trix@redhat.com>
6262 * expmed.c (init_expmed): Generate shifted constant once.
6264 2002-04-22 Zack Weinberg <zack@codesourcery.com>
6266 * c-lex.c (lex_charconst): Call convert to get constant in
6267 proper type; don't just smash the type field.
6270 * config.gcc: Add list of obsolete configurations. Disallow
6271 building these without --enable-obsolete.
6272 * doc/install.texi: Document --enable-obsolete and obsoletion
6273 policy. Mention obsoletion of individual targets in
6276 2002-04-22 Richard Henderson <rth@redhat.com>
6278 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
6280 2002-04-22 Mark Mitchell <mark@codesourcery.com>
6283 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
6284 (walk_fixup_memory_subreg): Likewise.
6285 (fixup_var_refs_insn): Adjust accordingly.
6286 (fixup_var_refs_1): Likewise.
6288 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
6290 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
6291 LIBPATH_ARCH64_SPEC): Define.
6292 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
6293 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
6294 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
6295 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
6297 2002-04-22 Joel Sherrill <joel@OARcorp.com>
6299 * gthr-rtems.h: Correct prototypes to remove warnings.
6301 2002-04-22 Richard Henderson <rth@redhat.com>
6304 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
6306 * gcse.c (free_insn_expr_list_list): New.
6307 (clear_modify_mem_tables): Use it. Fix bit set usage.
6308 (canon_list_insert): Use EXPR_LISTs for expressions.
6309 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
6311 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
6313 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
6314 file change and include code to _cpp_pop_buffer.
6315 * cpphash.h (struct pending_option): Predeclare.
6316 (struct cpp_reader): New member next_include_file.
6317 (_cpp_pop_file_buffer): Update.
6318 (_cpp_push_next_buffer): Update, rename.
6319 * cppinit.c (cpp_destroy): Free include chain and pending here.
6320 (cpp_finish_options): Simplify.
6321 (_cpp_push_next_buffer): Rename and clean up.
6322 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
6324 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
6326 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
6328 * config/rs6000/altivec.h (vec_xor): Add variant for both args
6329 being vector signed int.
6331 (vec_xor): Add variant for both args being vector signed char.
6332 Remove redundant variant.
6335 2002-04-21 David S. Miller <davem@redhat.com>
6337 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
6338 compare mode in output RTL.
6340 2002-04-22 David Edelsohn <edelsohn@gnu.org>
6342 * config/rs6000/rs6000.c (rs6000_override_options): Correct
6343 style and formatting of previous patch.
6345 2002-04-22 Alan Modra <amodra@bigpond.net.au>
6347 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
6348 flag_pic for ABI_AIX.
6350 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
6352 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
6353 * cppfiles.c (read_include_file): Similarly.
6354 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
6355 uxstrdup ustrchr, ufputs): Similarly.
6356 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
6357 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
6358 cpp_ideq, parse_identifier, parse_number): Similarly.
6359 * cpplib.c (struct directive, dequote_string, D, run_directive,
6360 cpp_push_buffer): Similarly.
6361 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
6362 _cpp_create_definition, check_trad_stringification,
6363 cpp_macro_definition): Similarly.
6365 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
6367 * cppmacro.c (funlike_invocation_p): Don't step back
6370 2002-04-21 David Edelsohn <edelsohn@gnu.org>
6372 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
6375 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
6377 * doc/invoke.texi: Remove Chill references.
6378 * doc/gcc.texi: Update last modified date.
6380 2002-04-20 Kazu Hirata <kazu@hxi.com>
6382 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
6383 push and pop. Replace add.l with add.w.
6385 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6387 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
6388 multiply instructions for H8/300H case.
6390 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
6392 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
6393 Bum three instructions from each routine.
6395 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
6397 * Makefile.in: Update.
6398 * decl.c (push_c_function_context, pop_c_function_context,
6399 mark_c_function_context): Rename for consistency.
6400 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
6401 * c-tree.h (push_c_function_context, pop_c_function_context,
6402 mark_c_function_context): Rename for consistency.
6403 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6404 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
6405 * function.c (init_lang_status, save_lang_status,
6406 restore_lang_status, mark_lang_status, free_lang_status):
6407 Move to langhooks.h.
6408 (push_function_context_to, pop_function_context_from,
6409 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
6411 * function.h (init_lang_status, save_lang_status,
6412 restore_lang_status, mark_lang_status, free_lang_status):
6413 Move to langhooks.h.
6414 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
6415 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
6416 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
6417 LANG_HOOKS_FUNCTION_INITIALIZER): New.
6418 (LANG_HOOKS_INITIALIZER): Update.
6419 (lhd_do_nothing_f): New.
6420 * langhooks.h (struct lang_hooks_for_functions): New.
6421 (struct lang_hooks): New hooks.
6422 * langhooks.c (lhd_do_nothing_f): New.
6424 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6425 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
6427 2002-04-19 David S. Miller <davem@redhat.com>
6429 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
6430 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
6432 2002-04-19 Jakub Jelinek <jakub@redhat.com>
6434 PR optimization/3756
6435 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
6436 x = ((int) y < 0) ? cst1 : cst2.
6438 2002-04-19 Jakub Jelinek <jakub@redhat.com>
6441 * function.c: Reapply patch for c/6358.
6442 (expand_function_end): Copy decl_rtl's mode, not
6443 current_function_return_rtx mode.
6445 2002-04-19 Joel Sherrill <joel@OARcorp.com>
6447 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
6450 2002-04-19 Tom Tromey <tromey@redhat.com>
6452 * doc/install.texi (Specific): Update status of Solaris 2.8.
6455 2002-04-19 Andreas Schwab <schwab@suse.de>
6457 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
6458 (PUT_REAL): Restore old definition.
6460 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
6461 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6463 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
6464 binutils 2.11.2 and higher generate smaller binaries than Sun's
6467 2002-04-19 Mark Mitchell <mark@codesourcery.com>
6470 * toplev.c (rest_of_compilation): Do not defer functions for which
6471 TREE_SYMBOL_REFERENCED has already been set.
6473 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
6475 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
6478 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
6480 * builtins.c: Include langhooks.h.
6481 (lang_type_promotes_to): Remove.
6482 (expand_builtin_va_arg): Use new hook.
6483 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
6484 (simple_type_promotes_to): Move to c-typeck.c.
6485 * c-common.h (simple_type_promotes_to): Remove.
6486 * c-decl.c (duplicate_decls, grokdeclarator): Update.
6487 * c-format.c: Include langhooks.h.
6488 (check_format_types): Update.
6489 * c-tree.h (c_type_promotes_to): New.
6490 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
6491 (type_lists_compatible_p): Update.
6492 * langhooks-def.h (lhd_type_promotes_to): New.
6493 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
6494 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
6495 * langhooks.c (lhd_type_promotes_to): New.
6496 * langhooks.h (struct lang_hooks_for_types): New hook.
6497 * tree.h (lang_type_promotes_to): Remove.
6499 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
6501 2002-04-18 Richard Henderson <rth@redhat.com>
6503 * function.c: Revert patch for c/6358.
6505 2002-04-18 Richard Henderson <rth@redhat.com>
6507 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
6508 blocks. Handle multiple references to the TRAP block. Handle
6509 non-adjacent THEN and OTHER blocks.
6511 2002-04-18 Richard Henderson <rth@redhat.com>
6513 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
6514 crash with no type for by-mode libcalls.
6516 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
6518 2002-04-18 Bob Wilson <bob.wilson@acm.org>
6520 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
6521 __xtensa_nonlocal_goto): Use a syscall instructions to flush
6522 the register windows.
6524 2002-04-18 Zack Weinberg <zack@codesourcery.com>
6526 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
6527 appropriate. Document need for extended precision even when
6528 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
6529 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
6530 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
6531 instead of relying on later syntax error when REAL_WIDTH > 5.
6532 * real.c: Define NE based only on whether or not we have a
6533 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
6534 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
6535 define GET_REAL and PUT_REAL as simple memcpy operations; no
6536 need to byteswap or round.
6537 Use #error instead of #ifdef-ing out the entire file, for
6538 prompt error detection.
6540 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
6542 2002-04-18 David S. Miller <davem@redhat.com>
6544 * config/sparc/sparc.h (BRANCH_COST): Define.
6546 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
6549 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
6551 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
6552 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
6553 propagate_block calls after relaxation loop using new variable
6554 stabilized_prop_flags.
6556 2002-04-18 Richard Henderson <rth@redhat.com>
6558 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
6559 (ia64_va_arg): Expect variable sized types by reference.
6560 * config/ia64/ia64-protos.h: Update.
6561 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
6562 ia64_function_arg_pass_by_reference.
6564 2002-04-18 Richard Henderson <rth@redhat.com>
6566 * ifcvt.c: Include except.h.
6567 (block_has_only_trap): Break out from find_cond_trap.
6568 (find_cond_trap): Use it. Always delete the trap block.
6569 (merge_if_block): Allow then block null. Be less simplistic about
6570 what insns can end a block.
6571 * Makefile.in (ifcvt.o): Depend on except.h.
6573 * config/ia64/ia64.md (trap, conditional_trap): New.
6575 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6578 * function.c (assign_parms): Assign hard current_function_return_rtx
6580 (expand_function_end): ...not here.
6582 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
6584 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
6585 * c-tree.h (c_incomplete_type_error): New.
6586 * c-typeck.c (require_complete_type, build_component_ref): Update.
6587 (incomplete_type_error): Rename.
6588 * langhooks-def.h (lhd_incomplete_type_error): New.
6589 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
6590 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
6591 * langhooks.c (lhd_incomplete_type_error): New.
6592 * langhooks.h (struct lang_hooks_for_types): New hook.
6593 * tree.c (size_in_bytes): Use new hook.
6594 * tree.h (incomplete_type_error): Remove.
6596 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
6598 2002-04-18 Zack Weinberg <zack@codesourcery.com>
6600 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
6601 TARGET_FLOAT_FORMAT blocks.
6603 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6605 * doc/install.texi (Downloading the source): Do not mention Chill
6606 any longer, but mention Ada.
6607 (Configuration): Do not mention Chill any longer.
6609 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
6611 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
6613 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
6615 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
6618 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6620 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
6621 instead of unsigned_type.
6623 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
6625 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
6626 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
6629 2002-04-18 Bernd Schmidt <bernds@redhat.com>
6631 * attribs.c (vector_type_node_list): New static variable.
6632 (handle_vector_size_attribute): Use it to avoid generating a
6633 new type node each time we are called.
6635 * combine.c (subst): Avoid trying to make a vector mode subreg of
6636 an integer constant.
6637 (gen_lowpart_for_combine): Likewise.
6639 2002-04-18 Roger Sayle <roger@eyesopen.com>
6640 Jakub Jelinek <jakub@redhat.com>
6642 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
6643 for integer constant c (if x has unsigned type or sign bit is not
6644 set in c). This folds the zero/sign extension into the bit-wise and
6647 2002-04-18 Jakub Jelinek <jakub@redhat.com>
6650 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
6653 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
6655 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
6657 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
6659 * gcc.c (read_specs): Detect and fail if an attempt is made to
6660 rename a spec string to an already existing string.
6662 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
6664 * config/s390/s390.c (legitimize_pic_address): Do not generate
6665 illegal address constant without CONST.
6667 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6669 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
6670 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
6672 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
6674 PR optimization/6305
6675 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
6676 to make sure previous reloads are taken into account. Generate
6677 better code if one operand is an in-range immediate constant.
6679 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
6681 * doc/install.texi (Building): libgcj requires GNU make.
6683 2002-04-17 Jakub Jelinek <jakub@redhat.com>
6686 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
6687 even if hard quad and register is not floating.
6688 (movtf reg<-mem split): Disallow splitting if hard quad and
6689 register is floating.
6690 (movtf mem<-reg split): Likewise.
6691 * config/sparc/sparc.c (fp_register_operand): New predicate.
6692 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
6694 2002-04-17 Zack Weinberg <zack@codesourcery.com>
6696 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
6697 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
6698 (unprotoize.o): Ditto. Build from protoize.c. Define
6699 UNPROTOIZE on command line.
6700 * protoize.c: Include cppdefault.h. Delete include_defaults.
6701 (in_system_include_dir): Use cpp_include_defaults (defined in
6703 * unprotoize.c: Delete file.
6705 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
6707 * config/rs6000/altivec.h (vec_ld): Add array variants.
6711 2002-04-17 Alan Matsuoka <alanm@redhat.com>
6712 Aldy Hernandez <aldyh@redhat.com>
6714 * config/rs6000/altivec.h: Define __ALTIVEC__.
6721 Add parentheses to all macro arguments.
6723 2002-04-16 Richard Henderson <rth@redhat.com>
6726 * except.c (remove_eh_handler): Insert inner regions at beginning
6727 of sibling chain. Refactor expressions.
6729 2002-04-16 Richard Henderson <rth@redhat.com>
6731 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
6732 * config/sparc/sol2-gas-bi.h: New file.
6733 * config.gcc (sparc*-solaris): Add it as needed.
6734 * configure.in (AS_SPARC64_FLAG): Remove check.
6735 * config.in, configure: Regenerate.
6737 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
6739 2002-04-16 Richard Henderson <rth@redhat.com>
6741 * config/mips/mips.c (override_options): Don't override N32 for
6745 * config/mips/mips.md (can_delay): Split out of existing define_delays.
6746 (HILO_delay): Set can_delay false.
6748 2002-04-16 Dale Johannesen <dalej@apple.com>
6750 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
6751 instruction addresses.
6752 (rs6000_output_function_epilogue): Likewise.
6754 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
6756 * c-parse.in (poplevel, compstmt_start,
6757 compstmt_primary_start): Add ending ';', in accordance
6760 2002-04-16 Richard Henderson <rth@redhat.com>
6762 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
6763 Adjust tm_file order to get TARGET_DEFAULT set properly.
6764 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
6765 * doc/install.texi (sparc-solaris): Update.
6767 2002-04-16 Dale Johannesen <dalej@apple.com>
6769 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
6770 comparison operands do not match each other or if modes of
6771 conditions do not match result.
6773 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
6776 * config/s390/s390.md (mulsidi3): Set both subregs of the
6779 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
6781 * config/rs6000/altivec.h (vec_addc): Type check.
6783 2002-04-16 Jakub Jelinek <jakub@redhat.com>
6786 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
6788 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
6790 2002-04-15 Richard Henderson <rth@redhat.com>
6792 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
6793 call_really_used_regs too.
6795 2002-04-15 Richard Henderson <rth@redhat.com>
6797 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
6799 2002-04-15 David S. Miller <davem@redhat.com>
6801 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
6804 2002-04-16 Jakub Jelinek <jakub@redhat.com>
6807 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
6808 CONST_VECTOR is { 0, ... 0 }.
6810 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
6812 * doc/install.texi (Installing GCC: Configuration): Clarify
6813 the only supported ways to configure gcc.
6815 2002-04-15 Roland McGrath <roland@frob.com>
6817 * config.gcc (alpha*-*-gnu*): New target configuration.
6818 * config/alpha/gnu.h: New file for it.
6819 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
6821 2002-04-16 Mark Mitchell <mark@codesourcery.com>
6823 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
6824 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
6825 * tree.h (expand_start_stmt_expr): Update prototype.
6826 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
6827 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
6828 on the STMT_EXPR created for the inline function.
6830 2002-04-15 Richard Henderson <rth@redhat.com>
6832 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
6833 config/i386/linux-aout.h, config/i386/linux-oldld.h,
6834 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
6835 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
6836 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
6837 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
6838 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
6839 Define __gnu_linux__, not gnu_linux.
6840 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
6842 2002-04-15 Mark Mitchell <mark@codesourcery.com>
6844 Remove Chill front end.
6845 * gcc.c (default_compilers): Remove Chill entries.
6846 * ch: Remove directory.
6847 * doc/frontends.texi: Remove information about Chill.
6848 * doc/sourcebuild.texi: Likewise.
6849 * doc/standards.texi: Likewise.
6851 2002-04-15 Douglas B Rupp <rupp@gnat.com>
6853 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
6854 (LONGLONG_STANDALONE): Define.
6856 2002-04-15 David S. Miller <davem@redhat.com>
6858 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
6859 Call emit_library_call with LCT_NORMAL.
6860 (sparc_initialize_trampoline): Use LCT_foo instead of
6861 magic constant in emit_library_call invocations.
6862 (sparc64_initialize_trampoline): Likewise.
6863 (sparc_profile_hook): Likewise.
6864 * config/sparc/sparc.md: Likewise.
6866 * config/sparc/sparc.c (sparc_extra_constraint_check):
6867 Fix type of argument 'c'.
6868 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
6871 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6873 * diagnostic.h (output_buffer_state): Redefine.
6874 (output_format_decoder): New macro.
6875 (output_prefixing_rule): Likewise.
6876 (output_line_cutoff): Likewise.
6877 (diagnostic_format_decoder): Adjust.
6878 (diagnostic_prefixing_rule): Likewise.
6879 (diagnostic_line_cutoff): Likewise.
6880 (diagnostic_state): Likewise.
6881 (diagnostic_kind_count): Likewise.
6882 (diagnostic_buffer): Now a macro.
6884 * diagnostic.c (diagnostic_buffer): Remove definition.
6885 (output_is_line_wrapping): Adjust.
6886 (set_real_maximum_length): Likewise.
6887 (output_set_maximum_length): Likewise.
6888 (init_output_buffer): Likewise.
6889 (lhd_print_error_function): Likewise.
6890 (output_do_verbatim): Likewise.
6892 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
6894 * cpperror.c (print_location): Don't print include chain
6896 (cpp_begin_message): Update to use DL_ macros.
6897 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
6898 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
6899 cpp_notice, cpp_notice_from_errno): Remove.
6900 (cpp_error, cpp_error_with_line): Update to take a diagnostic
6903 * cppexp.c (CPP_ICE): Remove.
6904 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
6905 lex, integer_overflow, _cpp_parse_expr): Update.
6906 * cppfiles.c (read_include_file, find_include_file,
6907 handle_missing_header, _cpp_read_file, remap_filename): Update.
6908 * cpphash.h (enum error_type): Remove.
6909 (_cpp_begin_message): Update.
6910 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
6911 cpp_handle_option, cpp_post_options): Update.
6912 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
6913 skip_whitespace, parse_identifier, parse_slow, parse_string,
6914 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
6915 cpp_interpret_charconst): Update.
6916 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
6917 lex_macro_node, do_undef, glue_header_name, parse_include,
6918 do_include_common, read_flag, do_line, do_linemarker, do_ident,
6919 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
6920 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
6921 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
6922 _cpp_pop_buffer, do_diagnostic): Update.
6923 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
6924 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
6925 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
6926 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
6927 cpp_notice, cpp_notice_from_errno): Remove.
6928 (cpp_error, cpp_error_with_line): Update to take a diagnostic
6931 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
6932 collect_args, enter_macro_context, save_parameter, parse_params,
6933 _cpp_create_definition, check_trad_stringification,
6934 cpp_macro_definition): Update.
6935 * cppmain.c (cpp_preprocess_file): Update.
6936 * fix-header.c (read_scan_file): Update.
6938 2002-04-14 Andreas Schwab <schwab@suse.de>
6940 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
6942 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
6944 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
6946 2002-04-13 Mark Mitchell <mark@codesourcery.com>
6948 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
6951 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
6953 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
6955 2002-04-13 Joel Sherrill <joel@OARcorp.com>
6957 * config/sparc/t-elf: Enable v8 multilibs. Impacts
6958 sparc-elf and sparc-rtems targets.
6960 2002-04-13 Mark Mitchell <mark@codesourcery.com>
6962 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
6963 defined, and __gnu_hurd__ wherever __GNU__ is defined.
6964 * arm/linux-elf.h: Likewise.
6965 * cris/aout.h: Likewise.
6966 * cris/linux.h: Likewise.
6967 * i370/linux.h: Likewise.
6968 * i386/gnu.h: Likewise.
6969 * i386/linux-aout.h: Likewise.
6970 * i386/linux-oldld.h: Likewise.
6971 * i386/linux.h: Likewise.
6972 * i386/linux64.h: Likewise.
6973 * ia64/linux.h: Likewise.
6974 * m68k/linux-aout.h: Likewise.
6975 * m68k/linux.h: Likewise.
6976 * mips/linux.h: Likewise.
6977 * pa/pa-linux.h: Likewise.
6978 * pj/linux.h: Likewise.
6979 * rs6000/sysv4.h: Likewise.
6980 * s390/linux.h: Likewise.
6981 * sh/linux.h: Likewise.
6982 * sparc/linux-aout.h: Likewise.
6983 * sparc/linux.h: Likewise.
6984 * sparc/linux64.h: Likewise.
6985 * xtensa/linux.h: Likewise.
6987 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
6989 * stmt.c (check_unique_operand_names): Expect operand names to
6990 be strings rather than identifiers. Use simple_cst_equal to
6992 (resolve_operand_name_1): Make same identifier to string change here.
6993 * c-parse.in (asm_operand): Convert a named operand into a string.
6994 * cp/parse.y (asm_operand): Likewise.
6996 2002-04-13 Andreas Schwab <schwab@suse.de>
6998 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
7000 2002-04-12 Mark Mitchell <mark@codesourcery.com>
7002 Revert these changes:
7004 2002-04-06 Mark Mitchell <mark@codesourcery.com>
7007 * stor-layout.c (layout_decl): Reset the RTL for the decl.
7009 2002-04-12 Richard Henderson <rth@redhat.com>
7011 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
7012 (sparc*-*-solaris): Clean up header files.
7013 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
7014 and plan on generating 64-bit code.
7015 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
7016 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
7017 * config/sparc/sol2-sld-64.h: Rename ...
7018 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
7019 for AS_SPARC64_FLAG not defined.
7020 * config/sparc/sol2-gld-bi.h: New.
7021 * config/sparc/sol2-sld.h: Remove.
7022 * config/sparc/sol26-sld.h: New.
7023 * config/sparc/sol2.h: Tidy comments.
7024 * doc/install.texi: Document sparc-solaris configury changes.
7026 2002-04-12 Richard Henderson <rth@redhat.com>
7028 * recog.c (offsettable_address_p): Match the logic in adjust_address.
7030 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
7031 in 64-bit mode only. Use only for 32-bit or MEDLOW.
7033 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7035 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
7037 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
7039 * pa.c (pa_can_combine_p): Call extract_insn before calling
7042 2002-04-12 Douglas B Rupp <rupp@gnat.com>
7044 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
7045 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
7046 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
7047 (CPP_PREDEFINES): Handle __declspec.
7048 * config/i386/t-interix (USER_H): Remove.
7050 2002-04-12 DJ Delorie <dj@redhat.com>
7052 * integrate.c (compare_blocks): Make comparisons safe for when
7053 sizeof(int) < sizeof(char *).
7054 (find_block): Likewise.
7056 2002-04-12 Jan Hubicka <jh@suse.cz>
7057 David Edelsohn <edelsohn@gnu.org>
7059 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
7061 (symbol_ref_operand): New.
7062 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
7063 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
7065 2002-04-12 Andreas Schwab <schwab@suse.de>
7067 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
7068 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
7069 overrides the definition in config/svr4.h.
7071 2002-04-12 Eric Norum <eric.norum@usask.ca>
7073 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
7074 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
7075 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
7076 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
7077 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
7078 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
7079 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
7080 definitions to config/rtems.h and make the targets more similar.
7082 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7084 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
7085 POINTERS_EXTEND_UNSIGNED.
7086 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
7087 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
7089 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
7092 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
7094 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
7095 depends on TARGET_SHMEDIA, not TARGET_SH5.
7097 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
7099 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
7100 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
7102 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
7104 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
7107 2002-04-12 Andreas Schwab <schwab@suse.de>
7109 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
7111 2002-04-12 Richard Henderson <rth@redhat.com>
7114 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
7116 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
7117 modes spanning multiple hard regs.
7119 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
7121 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7123 * pa.c (pa_output_function_prologue): Don't accumulate the total
7124 number of code bytes when using TARGET_64BIT, or gas, SOM and not
7125 the portable runtime.
7126 (output_deferred_plabels): Handle 64bit plabels.
7127 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
7128 generating pic code using the GAS assembler for object formats that
7129 are not SOM (ie., ELF32 and ELF64).
7130 (output_millicode_call): Check attribute type if attribute length is 28.
7131 Likewise use $PIC_pcrel$0. Only call get_attr_length and
7132 dbr_sequence_length once.
7133 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
7134 dbr_sequence_length once.
7135 * pa.h (TARGET_SOM): Define if not defined.
7136 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
7137 with GAS and not SOM.
7138 (jump, call_internal_reg, call_value_internal_reg): Likewise.
7139 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
7141 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7143 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
7144 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
7145 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
7146 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
7147 elfos.h and dbxelf.h values are fine now.
7148 * config/i386/freebsd.h, config/alpha/freebsd.h
7149 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
7151 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7153 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
7154 or set Acpu or Amachine. Reformat.
7155 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
7157 (LINK_SPEC): Do not need to undef.
7158 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
7159 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
7160 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
7162 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
7163 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
7164 (LINK_SPEC): Do not need to undef.
7165 (DONT_USE_BUILTIN_SETJMP): Do not define.
7166 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
7167 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
7168 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
7169 Remove trailing spaces.
7170 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
7171 __ELF__, or set Acpu or Amachine. Reformat.
7172 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
7175 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7177 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
7178 all other *-*-freebsd* targets.
7180 2002-04-11 Richard Henderson <rth@redhat.com>
7182 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
7184 2002-04-11 David O'Brien <obrien@FreeBSD.org>
7186 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
7187 Include {cpu}/{cpu}.h thru tm_file.
7188 (alpha*-*-linux*ecoff): Remove target.
7189 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
7190 (LINK_SPEC): Remove, is not OS independent.
7191 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
7192 (LINK_SPEC): Do not need to #undef any longer.
7193 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
7195 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
7197 (LINK_SPEC): Moved here from alpha/elf.h.
7198 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
7200 * config/alpha/linux-ecoff.h: Remove.
7201 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
7202 (CPP_SPEC): Define _POSIX_SOURCE as needed.
7203 (CPP_SUBTARGET_SPEC): Do not define.
7204 (LINK_SPEC): Do not need to #undef any longer.
7205 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
7206 * config/alpha/vms.h: Likewise.
7208 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
7210 * doc/extend.texi: Remove old claim that typedefs cannot have
7211 an alignment attribute.
7213 2002-04-11 Jakub Jelinek <jakub@redhat.com>
7215 PR optimization/6177
7216 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
7217 bitpos is 0 and bitsize CONCAT size.
7219 2002-04-11 Jakub Jelinek <jakub@redhat.com>
7222 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
7224 2002-04-10 David O'Brien <obrien@FreeBSD.org>
7226 * config/alpha/freebsd.h: Minor reformatting.
7227 (CPP_SPEC): Define ELF and add cpp_subtarget.
7228 (ASM_SPEC): No longer needed.
7230 2002-04-11 Richard Henderson <rth@redhat.com>
7232 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
7233 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
7234 (dimode mem/zero splitter): New.
7236 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
7238 * config/cris/cris.c (cris_override_options): Tweak error message
7239 for PIC not implemented.
7241 * config/cris/cris.h: Tweak comments related to parameter-passing.
7243 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
7245 2002-04-10 Richard Henderson <rth@redhat.com>
7247 * except.c (add_ehl_entry): Allow duplicates after landing pad
7250 2002-04-10 David Edelsohn <edelsohn@gnu.org>
7252 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
7254 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
7256 * c-decl.c (c_init_decl_processing): Move generation of
7257 decls for g77_integer_type_node and friends from here ...
7258 * c-common.c (c_common_nodes_and_builtins): ... to here.
7260 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
7262 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
7263 is only used as frame pointer when frame_pointer_needed is true.
7265 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
7268 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
7269 for the fact that the pool entry uses two words.
7270 (movdf_hard_insn): Similarly. Also, ADR instruction can span
7272 (movdf_soft_insn): Similarly.
7273 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
7274 for the fact that the pool entry uses three words.
7276 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
7278 * config/mips/mips.c (mips_va_arg): When using the struct version
7279 of the EABI va_list, allow arguments in the register save area to
7280 take up less room than a stack argument.
7282 2002-04-10 Richard Henderson <rth@redhat.com>
7284 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
7285 if EXPAND_INITIALIZER.
7287 2002-04-09 Richard Henderson <rth@redhat.com>
7289 * config/alpha/alpha.md (movdi_er_maybe_g): New.
7290 * config/alpha/alpha.c (alpha_expand_mov): Use it.
7292 2002-04-10 Alan Modra <amodra@bigpond.net.au>
7294 PR optimization/6233
7295 * rtlanal.c (pure_call_p): New function.
7296 * rtl.h (pure_call_p): Declare.
7297 * loop.c (prescan_loop): Use it to set has_nonconst_call.
7298 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
7300 2002-04-09 Eric Christopher <echristo@redhat.com>
7302 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
7303 information to .comm directive.
7305 2002-04-09 Richard Henderson <rth@redhat.com>
7308 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
7310 2002-04-09 Richard Henderson <rth@redhat.com>
7312 * basic-block.h (flow_delete_block_noexpunge): Declare.
7313 (expunge_block_nocompact): Declare.
7314 * cfg.c (expunge_block_nocompact): Split out from ...
7315 (expunge_block): ... here.
7316 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
7317 (flow_delete_block_noexpunge): Split out from ...
7318 (flow_delete_block): ... here.
7319 * cfgcleanup.c (delete_unreachable_blocks): Compact while
7320 removing dead blocks.
7321 * except.c (exception_handler_labels): Remove.
7322 (exception_handler_label_map): New.
7323 (struct eh_region): Add aka member.
7324 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
7325 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
7326 (for_each_eh_label, for_each_eh_label_1): New.
7327 (init_eh): Register exception_handler_label_map.
7328 (free_eh_status): Use free_region.
7329 (find_exception_handler_labels): Use the map, not the list.
7330 (remove_exception_handler_label): Likewise.
7331 (maybe_remove_eh_handler): Likewise.
7332 (remove_eh_handler): Use the region aka bitmap.
7333 * except.h (exception_handler_labels): Remove.
7334 (for_each_eh_label): Declare.
7335 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
7336 * loop.c (invalidate_loops_containing_label): New.
7337 (find_and_verify_loops): Use it. Use for_each_eh_label.
7338 * sched-rgn.c (is_cfg_nonregular): Use
7339 current_function_has_exception_handlers.
7341 2002-04-09 Richard Henderson <rth@redhat.com>
7343 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
7344 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
7345 Do not return changed status.
7346 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
7347 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
7348 New functions that do return changed status.
7349 * sbitmap.h: Update decls.
7350 * gcse.c, lcm.c: Use _cg functions as needed.
7352 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
7354 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
7355 (sh64-*-elf*, sh-*-rtemself*): Likewise.
7356 * config/sh/embed_bb.c: New file.
7357 * config/sh/embed-elf.h: New file.
7358 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
7359 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
7360 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
7362 (SUBTARGET_CPP_PTR_SPEC): Don't define.
7363 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
7364 Add subtarget_asm_endian_spec.
7365 (ASM_SPEC): Use subtarget_asm_endian_spec.
7366 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
7367 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
7368 (WCHAR_UNSIGNED): Define.
7369 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
7370 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
7371 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
7373 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
7374 (sh_adjust_cost): Likewise.
7375 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
7377 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
7378 (WCHAR_TYPE_SIZE): Likewise.
7379 (ASM_SPEC): Use subtarget_asm_endian_spec.
7380 (SH_ELF_WCHAR_TYPE): #undef/ #define.
7381 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
7382 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
7383 (MAX_WCHAR_TYPE_SIZE): Don't #define .
7384 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
7385 (USER_LABEL_PREFIX): Don't #undef /#define .
7386 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
7387 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
7388 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
7389 (ASM_SPEC): Likewise.
7390 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
7391 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
7392 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
7393 (LIB2FUNCS_EXTRA): Define.
7394 * t-sh64 (LIB2FUNCS_EXTRA): Define.
7395 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
7396 (LIB1ASMFUNCS_CACHE): Define.
7397 (LIB2FUNCS_EXTRA): Redefine empty.
7399 2002-04-08 Richard Henderson <rth@redhat.com>
7401 * reorg.c (get_branch_condition): Use reversed_comparison_code.
7403 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7405 * config/m68hc11/larith.asm (__map_data_section): Fix condition
7406 and optimize for size.
7407 (__do_global_ctors): Fix pointer comparison.
7408 (__do_global_dtors): Likewise.
7410 2002-04-09 David S. Miller <davem@redhat.com>
7412 * config/sparc/sparc.c (sparc_extra_constraint_check): New
7413 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
7414 allow reloading pseudos.
7415 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
7416 * config/sparc/sparc-protos.h: Declare it.
7418 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
7419 unsigned comparison warning.
7420 (output_restore_regs): Mark leaf_function as unused.
7422 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7424 * expr.c (is_aligning_offset): New function.
7425 (expand_expr, case COMPONENT_EXPR): Call it.
7427 2002-04-08 David S. Miller <davem@redhat.com>
7430 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
7432 Make init_priority work on Sparc when using GNU ld.
7433 * config/sparc/linux.h, config/sparc/linux64.h,
7434 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
7435 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
7436 * config/sparc/sol2-gld.h: New file to do the same.
7437 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
7438 sparc/sol2-gld.h to tm_file.
7440 PR optimization/4328
7441 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
7442 * doc/md.texi: Document it.
7443 * config/sparc/sparc.md (movdi_insn_sp64_novis,
7444 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
7445 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
7446 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
7447 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
7449 2002-04-08 Andreas Jaeger <aj@suse.de>
7451 * stmt.c (expand_asm_operands): Revert last patch from Richard
7454 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7456 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
7457 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
7459 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7461 * doc/contrib.texi (Contributors): Add David O'Brien.
7463 2002-04-08 Alan Modra <amodra@bigpond.net.au>
7465 * configure.in (auto-build.h): Use target_alias and build_alias
7466 when running configure.
7467 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
7468 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
7469 * configure: Regenerate.
7471 2002-04-07 David S. Miller <davem@redhat.com>
7473 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
7475 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
7478 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
7479 generating 32-bit pic code.
7481 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
7483 * cppinit.c (cpp_create_reader): Initialize
7484 discard_comments_in_macro_exp.
7485 (COMMAND_LINE_OPTIONS): Add "-CC" option.
7486 (cpp_handle_option): Handle "-CC" option.
7487 * cpplex.c (save_comment): If saving a C++ comment in
7488 a directive, convert it to a C comment.
7489 (_cpp_lex_direct): Pass second comment start character to
7490 save_comment to indicate comment type.
7491 * cpplib.c (_cpp_handle_directive): If processing
7492 a "#define" directive and discard_comments_in_macro_exp
7493 is false, re-enable saving of comments.
7494 (lex_macro_node): If discard_comments_in_macro_exp is false,
7495 discard any comments before the macro identifier.
7496 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
7498 * cppmacro.c (cpp_get_token): If expanding a macro while
7499 processing a directive, discard any comments we might encounter.
7500 (parse_params): If discard_comments_in_macro_exp is false,
7501 ignore comments in the macro parameter list.
7502 * gcc.c (cpp_unique_options): Add "-CC" option.
7503 (option_map): Map "--comments-in-macros" to "-CC".
7504 * doc/cppopts.texi: Document "-CC" option.
7505 * f/lang-specs.h: Add "-CC" option.
7506 * testsuite/gcc.dg/cpp/maccom1.c: New test.
7507 * testsuite/gcc.dg/cpp/maccom2.c: New test.
7508 * testsuite/gcc.dg/cpp/maccom3.c: New test.
7509 * testsuite/gcc.dg/cpp/maccom4.c: New test.
7510 * testsuite/gcc.dg/cpp/maccom5.c: New test.
7511 * testsuite/gcc.dg/cpp/maccom6.c: New test.
7513 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
7516 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
7518 2002-04-06 Mark Mitchell <mark@codesourcery.com>
7521 * stor-layout.c (layout_decl): Reset the RTL for the decl.
7524 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
7525 RTX_UNCHANGING_P for the functions arguments when a tail call
7528 2002-04-06 Jason Merrill <jason@redhat.com>
7530 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
7531 (parse_options_and_default_flags): Set them appropriately.
7532 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
7534 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
7536 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
7539 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
7542 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
7543 types come in by-reference. Fix typo in comment.
7545 2002-04-05 David S. Miller <davem@redhat.com>
7547 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
7548 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
7549 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
7550 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
7552 2002-04-05 David S. Miller <davem@redhat.com>
7554 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
7555 are not going to emit return instructions, emit at least a nop
7556 for the sake of sane backtraces.
7558 2002-04-05 Richard Henderson <rth@redhat.com>
7560 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
7562 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
7564 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
7566 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
7568 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
7569 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
7570 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
7572 2002-04-05 Andreas Schwab <schwab@suse.de>
7574 * c-convert.c: Include c-common.h.
7575 * Makefile.in (c-convert.o): Updated.
7577 2002-04-05 Jakub Jelinek <jakub@redhat.com>
7579 * mklibgcc.in: Use separate libgcc.map for each multilib.
7580 * Makefile.in (distclean): Don't remove libgcc.map here.
7582 2002-04-05 Jakub Jelinek <jakub@redhat.com>
7584 * Makefile.in (s-mlib): Handle --disable-multilib by separate
7585 genmultilib invocation.
7587 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
7589 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
7590 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
7591 to num_gprs for symmetry.
7592 * config/mips/mips.c: Adjust accordingly.
7594 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
7596 * c-common.c (truthvalue_conversion): Rename, update.
7597 * c-common.h (c_common_truthvalue_conversion): New.
7598 * c-convert.c (convert): Update.
7599 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
7600 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
7601 * c-typeck.c (build_binary_op, build_unary_op,
7602 build_conditional_expr): Update.
7603 * fold-const.c (constant_boolean_node, fold): Use langhook.
7604 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
7605 * langhooks.h (struct lang_hooks): New hook.
7606 * stmt.c (expand_decl_cleanup): Use langhook.
7607 * tree.h (truthvalue_conversion): Remove.
7609 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
7611 2002-04-05 Alan Modra <amodra@bigpond.net.au>
7613 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
7614 Add rules to make null object file.
7616 2002-04-04 Jim Blandy <jimb@redhat.com>
7618 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
7619 macro formal parameter names.
7621 2002-04-04 David S. Miller <davem@redhat.com>
7623 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
7625 2002-04-04 Richard Henderson <rth@redhat.com>
7628 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
7629 Support copies into and out of memory. Don't accept allows_reg
7630 and allows_mem as gospel.
7632 2002-04-04 Richard Henderson <rth@redhat.com>
7635 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
7636 (write_dependence_p): Likewise.
7638 2002-04-04 Richard Henderson <rth@redhat.com>
7640 * predict.c (estimate_bb_frequencies): Do frequency calculation
7641 with a volatile temporary.
7643 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
7645 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
7647 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7650 * final.c (final_start_function): Don't bump profile_label_no here...
7651 (final_end_function): ...but here.
7653 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7655 * config/sparc/sparc.md (pic): New attribute.
7656 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
7658 (split after do_builtin_setjmp_setup): New.
7660 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7663 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
7666 2002-04-04 Jakub Jelinek <jakub@redhat.com>
7668 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
7669 UNITS_PER_WORD for zero sized aggregates.
7671 2002-04-03 David S. Miller <davem@redhat.com>
7673 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
7674 one-character spec for this, just use %(link_gcc_c_sequence).
7676 2002-04-03 David S. Miller <davem@redhat.com>
7678 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
7681 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7683 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
7684 (DWARF_FRAME_RETURN_COLUMN): Move.
7685 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7686 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
7687 * pa.c (except.h, predict.h): Include.
7689 (store_reg_modify, set_reg_plus_d): Revise prototypes.
7690 (output_ascii): Add cast.
7691 (store_reg_modify): Revise to add frame notes.
7692 (set_reg_plus_d): Likewise.
7693 (compute_frame_size): Include space for eh data registers in frame if
7694 the current function calls eh_return.
7695 (hppa_expand_prologue): Ensure register %r2 is saved if the current
7696 function calls eh_return. Save eh data registers if the current
7697 function calls eh_return. Fix code to add frame notes. Emit
7698 blockage to prevent insns with frame notes being scheduled in the
7699 delay slot of calls.
7700 (hppa_expand_epilogue): Restore eh data registers and do final stack
7701 adjustment if the current function calls eh_return. Don't add frame
7703 (output_call): Revise for change in length of call insn. Don't do
7704 return pointer adjustment for an unconditional jump in the delay slot
7705 of a call when using frame notes.
7706 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
7707 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
7708 (ARG_POINTER_CFA_OFFSET): Define.
7709 * pa.md (return_external_pic): New pattern.
7710 (prologue): Correct formatting. Use return_external_pic if current
7711 function calls eh_return.
7712 (call_internal_symref, call_value_internal_symref,
7713 sibcall_internal_symref, sibcall_value_internal_symref): Change default
7714 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
7716 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
7718 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
7719 list of targets to check using "nop" insn.
7720 * configure: Rebuilt.
7722 2002-04-04 Alan Modra <amodra@bigpond.net.au>
7724 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
7726 2002-04-03 David S. Miller <davem@redhat.com>
7728 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
7729 library sequence passed to the linker.
7730 (LINK_COMMAND_SPEC): Use it.
7731 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
7732 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
7733 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
7735 2002-04-03 Jason Merrill <jason@redhat.com>
7737 * except.c (struct eh_status): Remove protect_list.
7738 (begin_protect_partials, end_protect_partials): Remove.
7739 (add_partial_entry): Remove.
7740 * except.h: Remove prototypes.
7742 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
7743 expand_decl_cleanup_eh.
7746 * tree.h (CLEANUP_EH_ONLY): New macro.
7747 * stmt.c (expand_decl_cleanup_eh): New fn.
7748 (expand_cleanups): Check CLEANUP_EH_ONLY.
7749 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
7750 Use expand_decl_cleanup_eh.
7751 (expand_stmt): Adjust.
7752 * c-common.h: Adjust prototype.
7754 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
7756 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
7757 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
7758 (cris_target_asm_function_epilogue): Ditto.
7759 (cris_initial_frame_pointer_offset): Ditto.
7760 (cris_simple_epilogue): Ditto.
7761 (cris_expand_builtin_va_arg): Variable-size types come in
7764 2002-04-03 David S. Miller <davem@redhat.com>
7766 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
7768 (set_fast_math): Correct 'fsr' type.
7770 2002-04-03 Richard Henderson <rth@redhat.com>
7773 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
7774 * toplev.c (check_global_declarations): Use it.
7775 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
7776 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7777 (LANG_HOOKS_DECLS): Add it.
7778 * langhooks.c (lhd_warn_unused_global_decl): New.
7779 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7780 * c-objc-common.c (c_warn_unused_global_decl): New.
7781 * c-tree.h (c_warn_unused_global_decl): Declare.
7782 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
7784 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
7786 * langhooks-def.h (lhd_set_decl_assembler_name,
7787 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
7788 (LANG_HOOKS_INITIALIZER): Update.
7789 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
7790 * langhooks.h (struct lang_hooks): New hook.
7791 * tree.c (set_decl_assembler_name): Move to langhooks.c.
7792 (lang_set_decl_assembler_name): Remove.
7793 (init_obstacks): Don't set hook.
7794 (decl_assembler_name): New function.
7795 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
7796 (decl_assembler_name): New.
7797 (lang_set_decl_assembler_name): Remove.
7799 2002-04-03 Jakub Jelinek <jakub@redhat.com>
7801 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
7802 works properly with .hidden symbols.
7803 * configure: Rebuilt.
7804 * config.in: Rebuilt.
7805 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7806 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
7807 properly with .hidden symbols.
7809 2002-04-03 Jakub Jelinek <jakub@redhat.com>
7812 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
7815 2002-04-03 Richard Henderson <rth@redhat.com>
7818 * sched-rgn.c (sets_likely_spilled): New.
7819 (sets_likely_spilled_1): New.
7820 (add_branch_dependences): Use it.
7822 2002-04-02 Richard Henderson <rth@redhat.com>
7825 * loop.h (LOOP_FIRST_PASS): New.
7826 * loop.c (strength_reduce): Mind it when deciding to unroll.
7827 * toplev.c (rest_of_compilation): Set it.
7829 2002-04-02 David S. Miller <davem@redhat.com>
7831 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
7832 mems_ok_for_ldd_peep when the order of the loads being examined
7834 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
7835 existing comment to increase comprehension of this situation.
7837 2002-04-02 Zack Weinberg <zack@codesourcery.com>
7839 * config/sh/sh.md: Don't use union real_extract.
7841 2002-04-02 Richard Henderson <rth@redhat.com>
7843 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
7845 2002-04-02 David O'Brien <obrien@FreeBSD.org>
7847 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
7848 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
7849 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
7850 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
7851 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
7852 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
7853 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
7854 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
7855 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
7856 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
7857 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
7858 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
7859 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
7860 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
7861 Include as many configury headers via tm_file as possible. This
7862 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
7863 * config/openbsd-oldgas.h: New file.
7864 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
7865 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
7866 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
7867 config/i386/i386-coff.h, config/i386/i386-interix.h,
7868 config/i386/iscdbx.h, config/i386/linux-aout.h,
7869 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
7870 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
7871 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
7872 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
7873 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
7874 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
7875 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
7876 config/i386/vxi386.h: Do not directly include configury headers.
7877 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
7878 Directly include configury headers that are no longer automatically
7879 included by the above headers.
7880 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
7881 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
7882 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
7883 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
7884 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
7885 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
7886 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
7887 (TARGET_VERSION): Define.
7888 * config/i386/beos-elf.h, config/i386/freebsd.h,
7889 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
7890 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
7891 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
7892 config/i386/sco5.h, config/i386/sysv4.h
7893 (TARGET_VERSION): Do not need to protect.
7894 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
7895 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
7896 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
7897 config/i386/i386-interix.h, config/i386/linux-aout.h,
7898 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
7899 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
7900 (YES_UNDERSCORES): Do not define - not needed.
7901 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
7902 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
7903 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
7904 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
7905 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
7906 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
7907 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
7908 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
7910 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
7911 Richard Henderson <rth@redhat.com>
7914 * function.c (assign_temp): Accept either type or decl argument.
7915 Detect variables whose size is too large to fit into an integer.
7916 * stmt.c (expand_decl): Pass the decl, not the type.
7918 2002-04-02 David O'Brien <obrien@FreeBSD.org>
7920 * protoize.c: Match include directory usage with cppdefault.c.
7922 2002-04-03 Jeffrey A Law (law@redhat.com)
7923 Hans-Peter Nilsson <hp@bitrange.com>
7925 * combine.c (simplify_comparison): Avoid narrowing a comparison
7926 with a paradoxical subreg when doing so would drop signficant bits.
7928 2002-04-02 Steve Ellcey <sje@cup.hp.com>
7930 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
7931 if POINTERS_EXTEND_UNSIGNED is defined.
7933 2002-04-02 Richard Henderson <rth@redhat.com>
7936 * local-alloc.c (contains_replace_regs): LO_SUM may contain
7939 2002-04-02 Richard Henderson <rth@redhat.com>
7941 * doc/standards.texi: Document required freestanding libc entry points.
7943 2002-04-02 Alan Modra <amodra@bigpond.net.au>
7945 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
7946 associated splitter. Remove MQ constraint.
7947 (ctrdi_internal4): Correct CCmode clobber.
7949 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7951 * milli64.S ($$dyncall): New function.
7952 * t-linux (LIB1ASMFUNCS): Revise module list.
7953 (LIB1ASMSRC): Use pa/milli64.S.
7955 2002-04-02 Richard Henderson <rth@redhat.com>
7957 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
7958 rename solaris_sys_varargs_h.
7960 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7962 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
7963 the same mode as its component.
7965 2002-04-02 Richard Henderson <rth@redhat.com>
7968 * final.c (this_is_asm_operands): Export.
7969 * output.h (this_is_asm_operands): Declare.
7970 * config/i386/i386.c (print_operand): Error odd asm operands.
7972 2002-04-02 Richard Henderson <rth@redhat.com>
7975 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
7977 2002-04-01 Richard Henderson <rth@redhat.com>
7980 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
7981 * fixinc/fixincl.x: Rebuild.
7983 2002-04-01 Richard Henderson <rth@redhat.com>
7985 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
7986 (atomic_alloc, atomic_free): New.
7987 (SIZE, MASK_FOR, PTR_IN): New.
7988 (emergency_reg_state, emergency_reg_state_free): New.
7989 (emergency_labeled_state, emergency_labeled_state_free): New.
7990 (reg_state_alloced, labeled_state_alloced): New.
7991 (alloc_reg_state, free_reg_state): New.
7992 (alloc_label_state, free_label_state, free_label_states): New.
7993 (push, pop, dup_state_stack, free_state_stack): Use them.
7994 (desc_label_state): Likewise.
7995 (uw_frame_state_for): Free label states and state stack.
7996 (uw_update_reg_address): Eliminate warnings.
7998 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
8000 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
8001 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
8003 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
8005 * c-decl.c (grokdeclarator): Update.
8006 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
8007 * c-tree.h (c_mark_addressable): New.
8008 * c-typeck.c (default_function_array_conversion, build_unary_op,
8009 build_array_ref, convert_for_assignment): Update.
8010 (mark_addressable): Rename.
8011 * calls.c (try_to_integrate, expand_call): Use langhook.
8012 * expr.c (expand_expr): Use langhook.
8013 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
8014 * langhooks.h (struct lang_hooks): New hook.
8015 * stmt.c (expand_asm_operands): Use langhook.
8016 * tree.h (mark_addressable): Remove.
8018 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
8020 2002-04-01 Bob Wilson <bob.wilson@acm.org>
8022 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
8025 2002-04-01 Bob Wilson <bob.wilson@acm.org>
8027 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
8028 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
8030 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
8032 * c-common.c (unsigned_conversion_warning, convert_and_check,
8033 unsigned_type, signed_type, shorten_compare,
8034 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
8035 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
8036 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
8038 * c-decl.c (grokdeclarator): Update.
8039 * c-format.c (check_format_types): Update.
8040 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
8041 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
8042 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
8043 * convert.c (convert_to_integer): Use new hooks.
8044 * expmed.c (make_tree): Use new hooks.
8045 * expr.c (store_expr): Use new hooks.
8046 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
8047 all_ones_mask_p, unextend, fold): Use new hooks.
8048 * langhooks.h (struct lang_hooks_for_types): New hooks.
8049 * tree.h (signed_or_unsigned_type, signed_type,
8050 unsigned_type): Remove.
8052 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
8053 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
8055 2002-03-31 Richard Henderson <rth@redhat.com>
8057 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
8058 (desc_frgr_mem): Fix reference to f16-f31.
8060 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8062 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8063 RTVEC_ELT): Const-ify.
8064 * varray.h (VARRAY_CHECK): Const-ify.
8065 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
8066 ggc_mark_rtvec, ggc_mark): Const-ify.
8068 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
8070 * diagnostic.c: Include langhooks-def.h.
8071 * Makefile.in (diagnostic.o): Update.
8073 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
8075 * c-common.c (c_unsafe_for_reeval): Rename.
8076 * c-common.h (c_unsafe_for_reeval): Rename.
8077 * c-decl.c (finish_incomplete_decl): Rename.
8078 (c_init_decl_processing): Don't set langhook.
8079 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
8080 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
8081 * c-objc-common.c (c_objc_common_init): Don't set langhook.
8082 * c-tree.h (finish_incomplete_decl): Rename.
8083 * langhooks-def.h (lhd_unsafe_for_reeval): New.
8084 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
8085 (LANG_HOOKS_INITIALIZER): Update.
8086 * langhooks.c (lhd_unsafe_For_reeval): New.
8087 * langhooks.h (struct langhooks): New hooks.
8088 * toplev.c (incomplete_decl_finalize_hook): Remove.
8089 (wrapup_global_declarations): Update.
8090 * tree.c (lang_unsafe_for_reeval): Remove.
8091 (unsafe_for_reeval): Update.
8092 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
8095 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
8096 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
8098 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
8100 * diagnostic.c (print_error_function): Remove.
8101 (default_print_error_function): Rename.
8102 (report_error_function): Update.
8103 * diagnostic.h (print_error_function): Remove.
8104 (default_print_error_function): Remove.
8105 * langhooks-def.h (struct diagnostic_context): Predeclare.
8106 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
8107 (LANG_HOOKS_INITIALIZER): Update.
8108 * langhooks.h (struct diagnostic context): Predeclare.
8109 (struct lang_hooks): New hook.
8111 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8113 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
8114 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
8116 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
8117 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
8118 of PIC_OFFSET_TABLE_REGNUM thruout.
8119 * config/rs6000/rs6000.md: Likewise.
8120 * config/rs6000/darwin.h: Likewise.
8122 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8124 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
8125 unsigned HOST_WIDE_INT, not unsigned int.
8127 2002-03-31 Jakub Jelinek <jakub@redhat.com>
8129 PR middle-end/6096, middle-end/6098, middle-end/6099
8130 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
8132 (fill_slots_from_thread): Likewise.
8134 2002-03-31 Jakub Jelinek <jakub@redhat.com>
8136 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
8137 floating fields in float regs.
8138 (function_arg_record_value_2): Likewise.
8140 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
8142 * config/mmix/mmix.md (define_constants): Remove misleading
8143 FIXME. Add MMIX_fp_rO_OFFSET.
8144 ("nonlocal_goto_receiver"): Don't have stack-frame address of
8145 saved rO as part of the pattern. Remove FIXME.
8146 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
8147 here, at output-time.
8149 2002-03-31 Jakub Jelinek <jakub@redhat.com>
8152 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
8154 (output_v9branch): Likewise.
8156 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
8158 * gcc.c: Revert previous patch for now.
8159 * config/i386/djgpp.h: Likewise.
8161 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
8163 * config/mmix/crti.asm (_init): Register _fini with atexit.
8164 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
8166 2002-03-31 Richard Henderson <rth@redhat.com>
8169 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
8170 (ASM_OUTPUT_DEF_FROM_DECLS): New.
8172 2002-03-31 Richard Henderson <rth@redhat.com>
8174 * libgcc2.c (__bb_exit_func): Make static.
8176 * config/alpha/alpha.md (trap): New.
8178 2002-03-31 Richard Henderson <rth@redhat.com>
8180 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
8181 promoted argument types; build trap.
8182 (expand_builtin_trap): New.
8183 (expand_builtin): Use it.
8184 * stmt.c (expand_nl_goto_receivers): Likewise.
8185 * expr.h (expand_builtin_trap): Declare.
8186 * libfuncs.h (LTI_abort, abort_libfunc): New.
8187 * optabs.c (init_optabs): Init abort_libfunc.
8189 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
8191 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
8192 (LINK_COMMAND_SPEC): ... from here.
8193 (init_gcc_specs): Duplicate it here too, omitting
8194 shared_name in the second copy.
8195 (init_spec): Test for duplicate
8196 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
8198 2002-03-30 David S. Miller <davem@redhat.com>
8200 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8201 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
8203 2002-03-30 Roger Sayle <roger@eyesopen.com>
8204 Richard Henderson <rth@redhat.com>
8206 * regmove.c (combine_stack_adjustments_for_block): Avoid
8207 emitting a stack adjustment of zero bytes. Let delete_insn
8210 2002-03-30 Richard Henderson <rth@redhat.com>
8212 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
8213 (sparc_emitting_epilogue): New.
8214 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
8215 * config/sparc/sparc-protos.h: Update.
8216 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
8217 (TARGET_SWITCHES): Update.
8218 * config/sparc/sparc.md (return): Remove.
8219 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
8220 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
8221 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
8222 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
8223 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
8224 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
8225 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
8226 Remove MASK_EPILOGUE.
8227 * doc/invoke.texi: Update.
8229 2002-03-30 Daniel Berlin <dan@dberlin.org>
8231 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
8232 CPP will start the file for us.
8234 2002-03-30 Richard Henderson <rth@redhat.com>
8237 * config/ia64/ia64.c (group_barrier_needed_p): Special case
8238 prologue_allocate_stack.
8239 (ia64_single_set): Use insn codes for recognition of special
8240 cases, not rtl matching.
8241 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
8243 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
8245 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
8247 2002-03-30 Richard Henderson <rth@redhat.com>
8250 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
8251 or -fomit-frame-pointer with profiling.
8252 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
8253 (FUNCTION_PROFILER): Do nothing.
8254 (PROFILE_HOOK): New.
8255 * config/sparc/sparc.c (sparc_override_options): Don't check
8256 code models for profiling.
8257 (sparc_function_profiler): Remove.
8258 (sparc_profile_hook): New.
8259 * config/sparc/sparc-protos.h: Update.
8261 2002-03-30 Jakub Jelinek <jakub@redhat.com>
8263 PR optimization/6086
8264 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
8265 of SUBREG of volatile MEM or because the MEM was mode dependent,
8266 return CLOBBER instead of unmodified SUBREG.
8268 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
8270 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
8271 when not optimizing.
8273 * toplev.c (rest_of_compilation): Cann mark_constant_function
8274 only when optimizing.
8276 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
8279 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
8280 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
8281 (try_optimize_cfg): clear all AUX fields.
8283 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
8284 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
8285 (ix86_address_cost): Be prepared for SUBREGed registers.
8286 (legitimate_address_p): Accept SUBREGed registers.
8288 2002-03-29 Richard Henderson <rth@redhat.com>
8291 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
8293 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8295 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
8296 for aggregate and TFmode types.
8298 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
8300 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
8302 2002-03-29 Richard Henderson <rth@redhat.com>
8305 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
8306 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
8308 2002-03-29 Richard Henderson <rth@redhat.com>
8311 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
8312 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
8313 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
8314 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
8316 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
8318 2002-03-29 Dale Johannesen <dalej@apple.com>
8320 * loop.c (combine_movables): Do allow combination of pseudos.
8322 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
8324 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
8325 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
8326 No functional change except ...
8327 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
8328 * doc/install.texi (*-*-freebsd*): Document port configuration.
8330 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
8332 * Makefile.in (convert.o, calls.o, expmed.o): Update.
8333 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
8335 * builtin-types.def (BT_PTRMODE): Update.
8336 * c-common.c (type_for_size): Rename c_common_type_for_size.
8337 (type_for_mode): Similarly.
8338 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
8340 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
8341 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
8342 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
8344 * c-typeck.c (common_type, comptypes, default_conversion):
8346 * calls.c: Include langhooks.h.
8347 (emit_library_call_value_1): Use new hooks. Avoid redundant
8349 * convert.c: Include langhooks.h
8350 (convert_to_pointer, convert_to_integer): Use new hooks.
8351 * except.c (init_eh): Similarly.
8352 * expmed.c: Include langhooks.h.
8353 (expand_mult_add): Use new hooks.
8354 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
8355 try_casesi): Similarly.
8356 * fold-const.c (optimize_bit_field_compare, make_range,
8357 decode_field_reference, fold_truthop, fold): Similarly.
8358 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
8359 put_var_into_stack): Similarly.
8360 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
8361 LANG_HOOKS_TYPE_FOR_SIZE): New.
8362 (LANG_HOOKS_TYPES_INITIALIZER): Update.
8363 * langhooks.h (lang_hooks_for_types): New hooks.
8364 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
8365 * tree.c (get_unwidened, get_narrower): Similarly.
8366 * tree.h (type_for_mode, type_for_size): Remove.
8367 * varasm.c (force_const_mem): Use new hooks.
8368 * utils2.c (nonbinary_modular_operation): Update.
8370 * objc-act.c (handle_impent): Update.
8371 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
8374 2002-03-29 Steve Ellcey <sje@cup.hp.com>
8376 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
8377 * config/ia64/ia64.c (basereg_operand): New.
8378 * config/ia64/ia64-protos.h (basereg_operand): Declare.
8379 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
8381 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
8383 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
8384 unwind information when frame_pointer_needed.
8385 (mmix_assemble_integer): Tweak wording in comment.
8387 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
8389 * Makefile.in (except.o): Update.
8390 * except.c: Include langhooks.h.
8391 (init_eh): Use langhook.
8392 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
8393 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
8394 (LANG_HOOKS_INITIALIZER): Update.
8395 * langhooks.h (lang_hooks_for_types): New.
8396 (struct lang_hooks): Add it.
8397 * tree.c (make_lang_type_fn, make_lang_type): Remove.
8398 * tree.h (make_lang_type_fn, make_lang_type): Remove.
8400 * alpha/alpha.c: Include langhooks.h.
8401 (alpha_build_va_list): Use langhook.
8402 * d30v/d30v.c: Include langhooks.h.
8403 (d30v_build_va_list): Use langhook.
8404 * i386/i386.c: Include langhooks.h.
8405 (ix86_build_va_list): Use langhook.
8406 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
8407 * s390/s390.c: Include langhooks.h.
8408 (s390_build_va_list): Use langhook.
8409 * stormy16/stormy16.c: Include langhooks.h.
8410 (stormy16_build_va_list): Use langhook.
8412 2002-03-29 Jakub Jelinek <jakub@redhat.com>
8415 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
8417 (length): Compute variable length for branches/calls/jumps here.
8418 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
8419 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
8420 define branch_type attribute.
8421 (divsi3_sp32): Maximum length is 6 not 7.
8422 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
8423 call_address_untyped_struct_value_sp32,
8424 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
8425 * config/sparc/sparc.c (empty_delay_slot): New function.
8426 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
8427 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
8429 2002-03-29 Jakub Jelinek <jakub@redhat.com>
8431 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
8432 nonzero_bits if not needed.
8433 (nonzero_bits) [XOR]: Likewise.
8434 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
8435 reg_last_set_mode and mode are both MODE_INT, but not equal.
8436 (record_value_for_reg): Compute reg_last_set_nonzero_bits
8437 in nonzero_bits_mode for MODE_INT modes.
8439 2002-03-28 Richard Henderson <rth@redhat.com>
8442 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
8443 to GAS. Correct drift between alternatives.
8445 2002-03-28 Richard Henderson <rth@redhat.com>
8448 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
8450 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
8452 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
8453 emulation to the linker.
8455 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
8457 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
8458 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
8460 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
8462 * combine.c (simplify_and_const_int): Make sure to apply mask
8463 when force_to_mode returns a constant integer. PR3311.
8465 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
8467 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
8469 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8471 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
8472 and Objective-C Dialect Options.
8474 2002-03-28 Richard Henderson <rth@redhat.com>
8476 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
8477 comparison should be done vs !=0 not >0 return code. Tidy cases.
8479 2002-03-28 Richard Henderson <rth@redhat.com>
8481 * c-decl.c (finish_function): New arg can_defer_p. Pass it
8482 on to c_expand_body.
8483 * c-tree.h (finish_function): Update decl.
8484 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
8486 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
8488 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
8490 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
8492 * rtlanal.c: Include flags.h
8493 (may_trap_p): Do not mark FP operations if trapping
8494 if !flag_trapping_math
8495 * Makefile.in (rtlanal.o): Add dependency on flag.h
8496 * ifcvt.c (noce_operand_ok): Avoid the lameness.
8498 2002-03-27 Zack Weinberg <zack@codesourcery.com>
8500 * mips.md: Use dconst1, not 1.0, as first argument of
8501 REAL_VALUE_LDEXP. Don't use union real_extract.
8503 2002-03-28 Alan Modra <amodra@bigpond.net.au>
8505 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
8506 rather than $target. Heed program_prefix and
8507 program_transform_name. Search for gas in cross-compiler case too.
8508 "test -x" rather than "test -f".
8509 (gcc_cv_ld): Likewise.
8510 (gcc_cv_nm): Heed program_prefix and program_transform_name.
8511 (gcc_cv_objdump): Likewise.
8512 * configure: Regenerate.
8514 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8516 * Makefile.in (attribs.o): Update.
8517 * attribs.c: Include langhooks.h.
8518 (decl_attributes): Use langhook.
8519 * c-decl.c (insert_default_attributes): Rename.
8520 * c-tree.h (c_insert_default_attributes): New.
8521 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
8522 (LANG_HOOKS_INITIALIZER): Update.
8523 * langhooks.h (struct lang_hooks): New hook.
8524 * tree.h (insert_default_attributes): Remove.
8526 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
8528 2002-03-27 Andreas Schwab <schwab@suse.de>
8530 * config/i386/i386.c (classify_argument): Also check for
8533 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8535 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
8538 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
8540 * i960.md (ret): Set PC.
8541 (nonlocal_goto): Fix expander.
8542 * builtins.c (epxand_builin_longjmp): Check that we've emitted
8545 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
8547 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
8550 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8552 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
8553 assigning to BLOCK_FOR_INSN directly.
8555 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
8557 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
8559 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8561 * c-common.c (c_expand_expr): Fix prototype.
8562 * c-common.h (c_expand_expr): Always declare, update.
8563 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
8564 * c-objc-common.c (c_objc_common_init): No global hook.
8565 * expr.c (expand_expr): Use langhook.
8566 * expr.h (enum expand_modifier): Conditionally declare.
8567 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
8568 (LANG_HOOKS_INITIALIZER): Update.
8569 * langhooks.c (lhd_expand_expr): New.
8570 * langhooks.h (struct lang_hooks): New hook.
8571 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
8572 (lang_independent_init): Don't default hook.
8574 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
8576 2002-03-27 Richard Henderson <rth@redhat.com>
8579 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
8580 TARGET_CONST_GP. Simplify conditions.
8582 2002-03-27 Richard Henderson <rth@redhat.com>
8584 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
8585 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
8586 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
8588 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
8590 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
8591 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
8592 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
8593 Remove unnecessary masks.
8594 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
8595 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
8596 -mwindows, -mdll switches and their negations.
8598 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
8600 * gcc-common.c (lang_mark_false_label_stack): Remove.
8601 * ggc.h (lang_mark_false_label_stack): Similarly.
8603 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
8605 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
8607 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
8608 or __rtems_ is defined.
8610 2002-03-26 Richard Henderson <rth@redhat.com>
8612 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
8613 if a non-trivial load was emitted.
8614 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
8615 in high+extra+low case.
8617 2002-03-26 Richard Henderson <rth@redhat.com>
8619 * config.gcc (sparc*-solaris): Use float_format=sparc.
8621 2002-03-26 Richard Henderson <rth@redhat.com>
8623 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
8624 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
8625 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
8626 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
8627 (WINT_TYPE_SIZE): Fix at 32.
8629 2002-03-26 Richard Henderson <rth@redhat.com>
8631 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
8632 until after eh landing pad generation.
8633 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
8634 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
8636 2002-03-26 Richard Henderson <rth@redhat.com>
8638 * expr.h (ADD_PARM_SIZE): One more convert for INC.
8640 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
8642 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
8643 and warning switches.
8644 (cc1_options): Likewise.
8646 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
8648 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
8649 Restore more of the signal context. Set no_reg_stack_frame.
8650 * config/ia64/unwind-ia64.c (unw_state_record):
8651 Add no_reg_stack_frame, comments.
8652 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
8653 (uw_update_context): Adjust bsp when unwinding from leaf,
8654 but not signal frame.
8656 2002-03-26 David Edelsohn <edelsohn@gnu.org>
8658 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
8660 2002-03-26 Bob Wilson <bob.wilson@acm.org>
8662 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
8664 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
8667 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
8668 "Add a pool_range attribute", which was lost during the ARM/Thumb
8671 2002-03-26 Bob Wilson <bob.wilson@acm.org>
8673 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
8674 a register into the MAC16 accumulator.
8676 2002-03-26 Andrew Cagney <ac131313@redhat.com>
8678 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
8679 (Warning Options): Document -Wswitch-enum.
8680 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
8682 (warn_switch_enum): Define variables.
8683 * flags.h (warn_switch_enum): Declare variables.
8684 * stmt.c (expand_end_case_type): When warn_switch_enum /
8685 -Wswitch-enum, perform switch checks.
8688 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
8690 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
8691 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
8692 (reload_muladdsi_compare0_scratch): Delete.
8694 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
8696 * doc/install.texi (*-*-freebsd*): Update.
8698 2002-03-26 Richard Henderson <rth@redhat.com>
8700 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
8701 (SUB_PARM_SIZE): Cast DEC to ssizetype.
8703 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
8704 types from the normal argument frame.
8706 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
8707 variable sized objects by reference.
8708 (sparc_va_arg): Receive them by reference too.
8710 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
8712 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
8713 code to not restoring global registers.
8715 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
8717 * Makefile.in (ggc-common.o): Update.
8718 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
8719 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
8720 * c-tree.h (c_mark_tree): New.
8721 * ggc-common.c: Include langhooks.h.
8722 (gcc_mark_trees): Use new langhook.
8723 * ggc-callbacks.c: Delete file.
8724 * ggc.h (lang_mark_tree): Remove.
8725 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
8726 (LANG_HOOKS_INITIALIZER): Update.
8727 * langhooks.h (struct lang_hooks): New hook.
8729 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
8731 2002-03-25 Zack Weinberg <zack@codesourcery.com>
8733 * doc/cpp.texi: Exclude entire Top node from printed manual.
8734 Move option index after directive index. Insert page breaks
8735 before GFDL and concept index. Index environment variables
8736 with command line options.
8737 * doc/cppenv.texi: Use @vtable for environment variable list.
8738 Add paragraph explaining semantics of empty elements in path
8739 variables. Exclude a cross-reference to Fishkill from the
8740 manpage. Remove an unnecessary cross-reference of the entry
8741 right above the referer. Don't use @anchor in text that goes
8743 * doc/cppopts.texi: Cross-reference the environment variables
8744 section, not the specific environment variable, for consistency.
8746 2002-03-25 Richard Henderson <rth@redhat.com>
8748 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
8749 anywhere in the block. Don't refer to insns that have been
8750 removed from the chain. Iterate backward through the new insns.
8751 Don't refer to edges that have been removed.
8753 2002-03-26 Alan Modra <amodra@bigpond.net.au>
8755 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
8756 test for overflow of constant.
8758 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
8761 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
8762 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
8763 these patterns on arm_archv4.
8765 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
8767 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
8770 2002-03-25 Zack Weinberg <zack@codesourcery.com>
8772 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
8773 float_handled, float_handler, float_signal, set_float_handler,
8774 and do_float_handler. Set handler for SIGFPE to crash_signal.
8775 * toplev.h: Don't prototype do_float_handler.
8777 * c-lex.c: Fold parse_float into lex_number. Make warning
8778 about portability of hex float constants more informative, and
8779 don't issue it on top of a syntax error.
8780 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
8782 * real.h: Define REAL_VALUE_ABS here...
8783 * simplify-rtx.c: ... not here. Fold check_fold_consts,
8784 simplify_unary_real, simplify_binary_real, and
8785 simplify_binary_is2orm1 into their callers.
8786 * tree.c: Fold build_real_from_int_cst_1 into caller.
8788 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
8790 * tsystem.h: Include float.h here...
8791 * libgcc2.c: ... not here.
8793 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
8795 Fixes for: PR bootstrap/3591, target/5676
8796 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
8797 defined. Do not disable exceptions or rtti.
8798 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
8799 mcore.h. Disable exceptions and rtti, since they are not
8802 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
8804 * c-decl.c (maybe_build_cleanup): Remove.
8805 * expr.c (expand_expr): Use langhook.
8806 * langhooks-def.h (lhd_return_null_tree,
8807 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
8808 (LANGHOOKS_INITIALIZER): Update.
8809 * langhooks.c (lhd_return_null_tree): New.
8810 * langhooks.h (struct lang_hooks): New hook.
8811 * tree-inline.c (initialize_inlined_parameters): Use langhook.
8812 * tree.h (maybe_build_cleanup): Remove.
8814 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8816 * regrename.c (build_def_use): Move recog_memoized
8817 before extract_insn.
8819 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8822 * expr.c (emit_group_store): Handle storing into CONCAT.
8824 2002-03-25 Jakub Jelinek <jakub@redhat.com>
8826 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
8827 corresponding MATCH_DUP.
8829 2002-03-24 Richard Henderson <rth@redhat.com>
8831 * unroll.c (unroll_loop): Zero label_map.
8833 * gcse.c: Include except.h.
8834 * Makefile.in (gcse.o): Update.
8836 2002-03-24 Richard Henderson <rth@redhat.com>
8838 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
8839 Do resolve_unique_section before shared data clause.
8841 2002-03-24 Richard Henderson <rth@redhat.com>
8843 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
8845 2002-03-24 Richard Henderson <rth@redhat.com>
8847 * recog.c (peephole2_optimize): Split blocks when EH insns are
8848 generated in the middle of a block. Do global life update if
8851 2002-03-24 Richard Henderson <rth@redhat.com>
8853 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
8855 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8858 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
8859 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
8860 (init_dependency_output): Don't make no_output decision here.
8862 2002-03-24 Andrew Cagney <ac131313@redhat.com>
8864 * stmt.c (check_for_full_enumeration_handling): Remove tests of
8865 warn_switch. Update description.
8866 (expand_end_case_type): Call check_for_full_enumeration_handling
8869 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8871 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
8872 (m68hc11_split_move): Call it to see if the source and destination
8873 operands use the same direction auto inc/dec mode, otherwise make the
8874 source an offsetable memory operand and generate an add.
8876 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8878 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
8879 register for operand 2.
8880 ("*subsi3_zero_extendqi"): Likewise.
8881 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
8882 bits so that it is compatible with a pop.
8883 ("*andhi3_gen"): Likewise.
8884 ("xorhi3"): Likewise.
8886 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8888 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
8890 (cpp_post_options): ... not here.
8892 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
8893 Aldy Hernandez <aldyh@redhat.com>
8895 Removal of separate preprocessor cpp0.
8897 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
8898 cpp0, install-common): Update.
8899 * c-common.c (flag_preprocess_only): New.
8900 (c_common_init): Preprocess for -E.
8901 * c-common.h (flag_preprocess_only): New.
8902 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
8903 * c-objc-common.c (c_init_decl_processing): Exit quickly
8904 for NULL return from c_common_init.
8905 * cpplib.h (cpp_preprocess_file): New.
8906 * cppmain.c (main, general_init, pfile, progname): Remove.
8907 (do_preprocessing): Rename cpp_preprocess_file, don't call
8908 cpp_finish. Don't close stdout here.
8909 (setup_callbacks): Update prototype.
8910 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
8912 * tradcpp.c (main): Ignore -quiet.
8914 * lang-specs.h (default_compilers): Preprocess with cc1obj.
8916 2002-03-24 Richard Henderson <rth@redhat.com>
8918 PR optimization/5742
8919 * machmode.def: Add inner mode field to complex modes.
8920 * config/mips/mips.c (mips_function_value): Always define. Add
8921 new argument to handle libcalls.
8922 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
8923 (FUNCTION_VALUE): Likewise.
8924 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
8925 * config/mips/mips-protos.h: Update.
8927 2002-03-23 Richard Henderson <rth@redhat.com>
8929 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
8930 * config/sparc/sparc-protos.h: Update.
8931 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
8933 2002-03-23 Richard Henderson <rth@redhat.com>
8935 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
8936 _start or _init begins the text segment.
8938 2002-03-23 David Edelsohn <edelsohn@gnu.org>
8940 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
8941 not HOST_WIDEST_INT.
8942 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
8944 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
8947 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
8948 operand argument to output_return_instruction.
8949 * arm.c (arm_print_operand, case 'd'): If the operand is
8950 const_true_rtx then just return.
8951 (arm_print_operand, case 'D'): If the operand is const_true_rtx
8954 2002-03-23 Andrew Cagney <ac131313@redhat.com>
8956 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
8957 (Warning Options): Document -Wswitch-default.
8958 * toplev.c (W_options): Add -Wswitch-default. Update comment on
8960 (warn_switch_default): Define variable.
8961 (warn_switch): Update comment.
8962 * flags.h (warn_switch_default): Declare variable.
8963 (warn_switch): Update comment.
8964 * stmt.c (expand_end_case): Check for and, when
8965 warn_switch_no_default, warn of a missing default case.
8967 2002-03-23 Alan Modra <amodra@bigpond.net.au>
8969 * real.h (N): Special case 128 bit doubles.
8971 * combine.c (simplify_comparison): When widening modes, ignore
8972 sign extension on CONST_INTs.
8974 2002-03-22 Bob Wilson <bob.wilson@acm.org>
8976 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
8977 passed to adjust_address. Fix comment formatting.
8980 2002-03-22 Zack Weinberg <zack@codesourcery.com>
8982 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
8983 Always make REAL_VALUE_TYPE a struct containing an array of
8984 HOST_WIDE_INT, not a double. Tidy up the code deciding how
8985 big it is. Don't declare or use union real_extract.
8987 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
8988 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
8989 (print_operand), config/arm/arm.c (output_move_double),
8990 config/arm/arm.md (consttable_4, consttable_8),
8991 config/romp/romp.c (output_fpops), config/s390/s390.h
8992 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
8993 (xtensa_output_literal): Don't use union real_extract.
8995 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
8996 (sfmode_constant_to_ulong), config/ns32k/merlin.h
8997 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
8998 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
8999 (PRINT_OPERAND): Don't use local version of union
9002 * config/convex/convex.c (check_float_value), config/vax/vax.c
9003 (vax_float_literal), config/m88k/m88k.md (divdf3),
9004 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
9005 config/pdp11/pdp11.c (output_move_quad): Don't do host
9006 arithmetic on target floating point quantities.
9008 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
9009 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
9011 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
9012 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
9014 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
9015 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
9017 * print-rtl.c (print_rtx): Disable code which needs
9018 floating-point emulator.
9019 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
9020 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
9021 depending on HOST_FLOAT_FORMAT to be defined properly.
9023 * config/1750a/1750a.c (get_double, float_label): Delete.
9024 (print_operand): Delete huge commented-out chunk. Use
9025 REAL_VALUE_TO_DECIMAL.
9026 * config/1750a/1750a-protos.h: Delete prototypes of deleted
9028 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
9030 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
9031 Use REAL_VALUE_TO_DECIMAL as ELF version does.
9032 * config/m88k/m88k.c (real_power_of_2_operand,
9033 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
9034 real_extract out of the union; run the input through
9035 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
9036 from that into the union.
9037 * config/pdp11/pdp11.c (output_move_double): Rearrange
9038 parentheses to make automatic indenter happy.
9040 * doc/tm.texi (Cross-compilation): Rename node to "Floating
9041 Point" and rewrite to describe current situation. Also adjust
9042 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
9044 * doc/rtl.texi: Adjust cross reference.
9046 2002-03-22 Bob Wilson <bob.wilson@acm.org>
9048 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
9049 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
9050 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
9051 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
9052 prevent use of sp as a reload register.
9053 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
9054 non_acc_reg_operand.
9055 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
9056 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
9057 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
9058 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
9060 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
9062 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
9063 * cpplex.c (unterminated): Delete.
9064 (parse_string): No string literal may extend over multiple
9065 lines. Suppress the error when preprocessing assembly.
9066 * cppmain.c (scan_translation_unit): Strings are single-line.
9068 * doc/cpp.texi: Update to match.
9070 2002-03-22 Jakub Jelinek <jakub@redhat.com>
9072 PR optimization/5854
9073 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
9075 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
9076 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
9077 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
9078 const0 if scratch register was not allocated.
9079 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
9080 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
9082 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
9083 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
9084 with GEN_INT (...) everywhere. Remove constraints in define_split
9086 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
9087 require scratch register for setting 0 into regs/non-pushable memory.
9089 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
9091 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
9092 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
9094 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
9096 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
9097 * cppinit.c (cpp_create_reader): On by default.
9098 (cpp_handle_option): Handle -W[no-]endif-labels.
9099 (cpp_post_options): Also enable if -pedantic.
9100 * cpplib.c (do_else): Use it.
9101 (do_endif): Likewise.
9102 * doc/cppopts.texi: Document new option.
9103 * doc/invoke.texi: Document new option.
9105 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
9107 * config/i386/i386.c, config/i386/i386.md: Change all occurences
9108 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
9110 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
9112 * flow.c (calculate_global_regs_live): Clear aux fields of
9115 2002-03-22 Jakub Jelinek <jakub@redhat.com>
9117 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
9118 REG or MEM subregs, pass rtx * instead of rtx to it.
9119 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
9120 rtx * instead of rtx to alter_subreg.
9121 * config/m32r/m32r.c (gen_split_move_double): Likewise.
9122 * config/pj/pj.c (pj_output_rval): Likewise.
9124 2002-03-22 Richard Henderson <rth@redhat.com>
9127 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
9128 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
9129 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
9130 (ia64_expand_prologue): Look at int_regs, not words, for number
9131 of incomming int regs.
9133 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
9135 * expr.c (expand_expr): A RESULT_DECL is part of a call.
9137 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
9139 * toplev.c (flag_loop_optimize, flag_crossjumping):
9140 New static variables.
9141 (rest_of_compilation): Conditionalize crossjumping and
9143 (parse_options_and_default_flags): Default loop_optimize and
9145 (lang_independent_options): Add -fcrossjumping and -floop-optimize
9146 * invoke.texi (crossjumping, loop-optimize): Document.
9148 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
9150 * real.c (eiisneg): Move outside #ifdef NANS.
9152 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
9154 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
9155 frequencies match; avoid match on different loop depths.
9156 (try_crossjump_to_bb): Kill tests that no longer brings time
9158 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
9160 (split_edge): Likewise.
9162 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
9165 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
9166 * cfgrtl.c: Include insn-config.h
9167 (split_block) Dirtify block in presence of conditional execution
9169 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
9171 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
9172 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
9173 (function_arg): Constify CUMULATIVE_ARGS.
9174 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
9175 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
9176 (UNITS_PER_DOUBLE): New macro.
9177 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
9178 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
9179 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
9180 fp_regs and stack_words.
9181 (EABI_FLOAT_VARARGS_P): New macro.
9182 * config/mips/mips.c (struct mips_arg_info): New.
9183 (mips_arg_info): New function.
9184 (function_arg_advance): Use it. Add adjustment instructions here
9185 rather than in function_arg.
9186 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
9187 for VOIDmode at the beginning of the function.
9188 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
9189 (function_arg_pass_by_reference): Likewise.
9190 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
9191 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
9192 (mips_va_start): Likewise. Use the new stack_words field of
9193 CUMULATIVE_ARGS to set up overflow area. Reformat.
9194 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
9195 doubles and other types, aligning the overflow pointer for non-doubles
9196 too. Remove some code duplication. Replace hard-coded constants.
9198 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
9200 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
9201 (CLASS_UNITS): Undefine.
9202 (CLASS_MAX_NREGS): Use FP_INC.
9203 * config/mips/mips.c (compute_frame_size): Likewise.
9204 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
9206 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
9208 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
9209 prototype, and handle lexing numbers and identifiers.
9210 (parse_identifier): Update to new form of parse_slow.
9211 (parse_number): Fast path only, use parse_slow otherwise.
9212 (_cpp_lex_direct): Update calls to parse_number.
9214 2002-03-21 DJ Delorie <dj@redhat.com>
9216 * bb-reorder.c (make_reorder_chain_1): Protect against
9217 when redundant edges are omitted.
9218 * predict.c (dump_prediction): Likewise.
9220 2002-03-21 Richard Henderson <rth@redhat.com>
9223 * fixinc/inclhack.def (solaris_stdio_tag): New.
9224 * fixinc/fixincl.x: Regenerate.
9226 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
9229 * c-typeck.c (process_init_element): Flag non-static
9230 initialization of a flexible array member as illegal.
9232 2002-03-22 Alan Modra <amodra@bigpond.net.au>
9234 * config/rs6000/t-linux64: New.
9235 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
9236 t-ppccomm. Use t-rs6000 and t-linux64.
9237 (powerpc64-*-gnu* <tmake_file>): Likewise.
9238 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
9239 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
9240 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
9242 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
9244 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
9245 flag_really_no_inline instead of optimize == 0.
9247 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
9249 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
9251 * flags.h (flag_really_no_inline): New.
9253 * c-common.c (c_common_post_options): Initialize
9254 flag_really_no_inline.
9256 * toplev.c (flag_really_no_inline): New.
9258 2002-03-21 Jakub Jelinek <jakub@redhat.com>
9260 * config/avr/avr.md (length): Fix length computation for
9261 conditional branches.
9263 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
9265 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
9266 sdbout.o, profile.o): Update.
9267 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
9269 * c-common.h (gettags): Move here from tree.h.
9270 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
9271 insert_block, getdecls, kept_level_p, global_bindings_p): New.
9272 * dbxout.c (dbxout_init): Use getdecls langhook.
9273 * expr.c (expand_expr): Use insert_block langhook.
9274 * fold-const.c: Include langhooks.h.
9275 (fold_range_test, fold_binary_op_with_conditional_arg,
9276 fold): Use global_bindings_p langhook.
9277 * integrate.c (expand_inline_function): Use insert_block langhook.
9278 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
9279 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
9280 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
9281 LANG_HOOKS_GETDECLS): New.
9282 (LANG_HOOKS_INITIALIZER): Update.
9283 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
9285 * langhooks.h (struct lang_hooks_for_decls): New.
9286 (struct lang_hooks): Update.
9287 * profile.c: Include langhooks.h.
9288 (output_func_start_profiler): Use new langhooks.
9289 * sdbout.c: Include langhooks.h.
9290 (sdbout_init, sdbout_finish): Use getdecls langhook.
9291 * stmt.c: Include langhooks.h.
9292 (expand_fixup, fixup_gotos): Use new langhooks.
9293 * stor-layout.c: Include langhooks.h.
9294 (variable_size): Use global_bindings_p langhook.
9295 * toplev.c (compile_file): Use getdecls langhook.
9296 * tree-inline.c (remap_block): Use insert_block langhook.
9297 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
9298 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
9300 2002-03-21 Richard Henderson <rth@redhat.com>
9302 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
9303 constants in .data when -fpic.
9305 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9307 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
9310 2002-03-21 Tom Tromey <tromey@redhat.com>
9312 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
9314 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9316 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
9318 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
9320 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
9321 Richard Henderson <rth@redhat.com>
9324 * c-common.c (c_expand_expr): Preserve result of a statement
9325 expression if needed.
9327 2002-03-21 Jakub Jelinek <jakub@redhat.com>
9330 * genrecog.c (maybe_both_true_mode): Remove.
9331 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
9332 * machmode.def (Pmode): Likewise.
9334 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
9336 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
9337 (nonlocal_mentioned_p_1): New function.
9338 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
9339 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
9340 (mark_constant_function): Recognize pure functions.
9341 * rtl.h (global_reg_mentioned_p): New prototype.
9342 * rtlanal.c (global_reg_mentioned_p,
9343 global_reg_mentioned_p_1): New function.
9345 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9347 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
9349 * fixinc/fixincl.x: Regenerate.
9351 2002-03-20 Jason Merrill <jason@redhat.com>
9353 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
9355 2002-03-20 Michael Meissner <meissner@redhat.com>
9357 * doc/invoke.texi (Optimize Options): Document that -O2 sets
9360 2002-03-20 Bob Wilson <bob.wilson@acm.org>
9362 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
9363 ".literal_position" directive before the constant pool.
9365 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9367 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
9368 Add Craig Rodrigues.
9369 Add Brad Lucier to testers.
9371 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9374 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
9376 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
9377 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
9378 instead of insn_extract.
9380 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9383 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
9385 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
9386 stmt if some case has been output.
9388 2002-03-20 Jakub Jelinek <jakub@redhat.com>
9391 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
9392 movsfcc_1, movdfcc_1): Add %O2.
9393 * config/i386/i386.c (print_operand): Handle %ON.
9394 Print . before float condition codes in Sun as cmov syntax.
9395 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
9396 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
9399 2002-03-20 Philip Blundell <pb@nexus.co.uk>
9401 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
9402 return instruction if PC was popped.
9404 2002-03-20 Bob Wilson <bob.wilson@acm.org>
9406 * config/xtensa/xtensa.md: Remove unused type attributes.
9407 (adddi_carry, subddi_carry): Change type attribute to "multi".
9409 2002-03-19 Dale Johannesen <dalej@apple.com>
9411 PR optimization/5999, middle-end/5731
9412 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
9413 multiplications by reciprocals.
9415 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
9417 * Makefile.in: Update.
9418 * c-common.c: Include langhooks.h.
9419 (inline_forbidden_p): Use new hook.
9420 * diagnostic.c: Include langhooks.h.
9421 (format_with_decl, announce_function,
9422 default_print_error_function): Use new hook.
9423 * dwarf2out.c (dwarf2_name): Use new hook.
9424 * function.c: Include langhooks.h.
9425 (init_function_start): Use new hook.
9426 * langhooks-def.h (lhd_decl_printable_name): New.
9427 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
9428 (LANGHOOKS_INITIALIZER): Update.
9429 * langhooks.c (lhd_decl_printable_name): New.
9430 * langhooks.h (struct lang_hooks): New hook.
9431 * toplev.c (decl_name, decl_printable_name): Remove.
9432 (open_dump_file): Use new hook.
9433 (process_options): Remove old hook.
9434 * tree.h (decl_printable_name): Remove.
9436 * objc-act.c (objc_init): Remove old hook.
9437 (objc_printable_name): Export.
9438 * objc-act.h (objc_printable_name): New.
9439 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
9441 2002-03-19 Jim Blandy <jimb@redhat.com>
9443 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
9444 the start_source_file debug hook, not the current line number.
9446 2002-03-19 Richard Henderson <rth@redhat.com>
9448 * flow.c (EH_USES): Provide default.
9449 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
9450 * doc/tm.texi (EH_USES): New.
9452 * config/ia64/ia64.c (ia64_eh_uses): New.
9453 * config/ia64/ia64-protos.h: Update.
9454 * config/ia64/ia64.h (EH_USES): New.
9456 2002-03-19 Richard Henderson <rth@redhat.com>
9458 * varasm.c (output_constant_def): Fix stupid typo.
9460 2002-03-19 Richard Henderson <rth@redhat.com>
9463 * except.c (current_function_has_exception_handlers): New.
9464 * except.h: Declare it.
9465 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
9466 Combine tests that disable all sibcalls for the function.
9468 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
9470 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
9473 2002-03-19 Richard Henderson <rth@redhat.com>
9476 * config/ia64/ia64.c: Revert 2002-03-01 patch.
9477 * config/ia64/ia64.h (INIT_EXPANDERS): New.
9479 2002-03-19 Jim Blandy <jimb@redhat.com>
9481 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
9482 name, even if the replacement list contains no tokens, as required
9485 2002-03-19 Jason Merrill <jason@redhat.com>
9487 * varasm.c (globalize_decl): Get the name from the RTL, not
9488 DECL_ASSEMBLER_NAME.
9490 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
9492 2002-03-19 Bob Wilson <bob.wilson@acm.org>
9494 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
9495 subdi_carry): Define.
9497 2002-03-19 David Edelsohn <edelsohn@gnu.org>
9499 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
9500 about -fpic/-fPIC if extra_warnings set.
9502 2002-03-19 David Edelsohn <edelsohn@gnu.org>
9504 * expr.c (expand_expr): Sign-extend CONST_INT generated from
9505 TREE_STRING_POINTER.
9506 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
9508 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9510 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
9511 in favor of SP if FRAME_POINTER_REQUIRED is false.
9513 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
9515 * emit-rtl.c (gen_int_mode): New function.
9516 * rtl.h: Prototype for it.
9517 * combine.c (make_extraction, simplify_comparison), expmed.c
9518 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
9519 (convert_modes, store_field), optabs.c (expand_fix),
9520 simplify-rtx.c (neg_const_int, simplify_unary_real),
9522 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
9523 Use it instead of GEN_INT (trunc_int_for_mode (...)).
9525 2002-03-19 Jakub Jelinek <jakub@redhat.com>
9528 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
9529 convert_parm_for_inlining.
9530 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
9532 * langhooks-def.h: Likewise.
9533 * objc/objc-lang.c: Likewise.
9534 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
9536 * tree-inline.c (initialize_inlined_parameters):
9537 Call convert_parm_for_inlining lang hook if needed.
9538 * c-typeck.c (c_convert_parm_for_inlining): New function.
9539 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
9541 2002-03-18 Mark Mitchell <mark@codesourcery.com>
9543 * calls.c (precompute_arguments): Do not assume that temporaries
9544 can be destroyed after expanding the argument.
9545 (expand_call): Likewise.
9547 2002-03-15 Eric Christopher <echristo@redhat.com>
9549 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
9550 Fix register preference on last change.
9551 * config/mips/mips.c (mips_return_in_memory): New function.
9552 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
9553 * config/mips/mips-protos.h: Declare.
9554 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
9555 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
9557 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
9559 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
9561 (anddi3, iorsi3): Likewise.
9563 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
9564 use %gprel for symbols that are going to be placed in linkonce
9567 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
9568 RETURN_ADDRESS_POINTER_REGNUM to $ra.
9569 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
9570 not needed. Disregard leaf_function_p().
9571 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
9572 mips16 frame pointer.
9573 * config/mips/mips.md (store ra): Only to small SP offsets.
9574 2001-08-22 Graham Stott <grahams@redhat.com>
9575 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
9576 return a REG rtx for the return address register.
9578 2002-03-18 Bob Wilson <bob.wilson@acm.org>
9580 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
9581 constant-pool addresses as "mode-dependent".
9582 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
9584 2002-03-18 Jakub Jelinek <jakub@redhat.com>
9587 * expr.c (emit_group_load): Use extract_bit_field if
9588 needed for CONCAT arguments.
9590 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
9593 * arm.md (tablejump): Make this a define_expand. For PIC add the
9594 offset to the base of the table.
9595 (thumb_tablejump): Matcher for Thumb tablejump insn.
9596 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
9597 as the difference of two labels.
9598 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
9599 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
9601 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9602 * arm.c (get_jump_table_size): If the table is not in the text
9603 section, return zero.
9605 2002-03-18 Bernd Schmidt <bernds@redhat.com>
9607 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
9609 (arm_reload_out_hi): Use gen_lowpart instead of
9610 gen_rtx_SUBREG to access QImode components.
9611 * config/arm/arm.md: Disable zero_extend split for QImode
9612 subregs in BIG_ENDIAN mode.
9613 (storehi_bigend): Match use of least significant byte.
9614 (storeinthi): Remove extraneous SUBREG.
9615 Add missing construction of operands[2].
9616 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
9617 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
9618 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
9620 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
9622 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
9625 2002-03-17 Richard Henderson <rth@redhat.com>
9627 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
9630 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
9632 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
9633 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
9635 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9637 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
9639 * predict.c (estimate_bb_frequencies): Delete unused variables.
9641 2002-03-17 Richard Henderson <rth@redhat.com>
9643 * config/ia64/ia64.c (ia64_attribute_table): Move before
9644 targetm definition. Make static.
9646 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
9648 * c-common.h (yyparse, c_common_parse_file): New.
9649 * c-lang.c: Include c-common.h.
9650 (LANG_HOOKS_PARSE_FILE): Redefine.
9651 * c-lex.c: Include c-common.h.
9652 (yyparse): Rename c_common_parse_file. Call yyparse.
9653 * c-parse.in (yyparse): Remove macro.
9654 * c-tree.h (yyparse_1): Remove.
9655 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
9656 (LANG_HOOKS_INITIALIZER): Update.
9657 * langhooks.h (struct lang_hoooks): New hook parse_file.
9658 * toplev.c (compile_file): Use parse_file hook.
9659 * tree.h (yyparse): Remove.
9660 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
9662 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
9664 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
9665 float_truncate, not fix.
9666 ("*truncdfsf2_real"): Ditto.
9667 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
9669 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
9671 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
9673 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
9674 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
9675 where appropriate. Make the second reference to
9676 leaf_function_p a function call, as intended. Reindented.
9678 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
9679 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
9681 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
9682 add register to non-constant into sp.
9684 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
9685 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
9686 (mips16_gp_pseudo_rtx): Lose.
9687 (INIT_EXPANDERS): Deleted.
9688 * config/mips/mips.c (mips_init_machine_status): New.
9689 (mips_free_machine_status): New.
9690 (mips_mark_machine_status): New.
9691 (override_options): Set them.
9692 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
9693 (struct machine_function): ... new. Replaced all references.
9694 (mips_add_gc_roots): Don't mark them.
9695 (embedded_pic_fnaddr_reg): New, extracted from...
9696 (embedded_pic_offset): ... here.
9697 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
9700 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
9702 * cppinit.c: Revert -MD removal.
9704 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9706 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
9707 soft registers by default for 68HC12.
9708 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
9709 when compiling with -fomit-frame-pointer.
9710 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
9711 (expand_epilogue): Likewise.
9712 (m68hc11_gen_rotate): Use exg when rotating by 8.
9714 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9716 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
9717 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
9718 (splits): Remove unused add splits.
9719 ("*addhi3_68hc12"): Tune constraints.
9720 ("addhi_sp"): Try to use X instead of Y in all cases and if the
9721 constant fits in 8-bits and D is dead use abx/aby instructions.
9722 ("*addhi3"): Remove extern declaration of ix_reg.
9723 ("*subsi3"): Optimize and provide new split.
9724 ("subhi3"): Cleanup.
9725 ("*subhi3_sp"): Avoid saving X if we know it is dead.
9726 (arith splits): For 68hc12 save the address register on the stack
9727 and do the arithmetic operation with a pop.
9729 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9731 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
9732 allocating QImode in address registers.
9733 ("*movqi_m68hc11"): Likewise.
9735 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
9737 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
9739 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
9741 * cppinit.c (print_help): Display -MD and -MMD.
9742 Don't display usage string. Update assertion syntax and
9744 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
9745 (cpp_handle_option): Update.
9747 2002-03-15 Chris Demetriou <cgd@broadcom.com>
9749 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
9750 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
9751 and define it so that regardless of target CPU size,
9752 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
9753 of "int" rather than "long."
9755 2002-03-15 Richard Henderson <rth@redhat.com>
9757 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
9760 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9762 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
9763 ("tstqi" split): Avoid using memory for tstqi on address register.
9764 (splits): Remove constraints.
9765 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
9766 ("cmpdf", "cmpsf"): Remove since not used.
9767 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
9768 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
9770 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9772 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
9773 ("neghi2"): Tighten constraints.
9774 ("one_cmplsi2"): Optimize and simplify split.
9775 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
9777 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9779 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
9780 and split of AND operation to clear the upper bits.
9781 ("*logicalsi3_zextqi"): Likewise.
9782 ("*logicallhi3_zexthi_ashift8"): Likewise.
9783 ("*logicalsi3_silshr16"): Likewise.
9784 ("logicalsi3_silshl16"): Likewise.
9785 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
9787 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9789 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
9790 (m68hc11_indirect_p): New function.
9791 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
9792 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
9794 (asm_print_register): Likewise.
9795 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
9796 (m68hc11_indirect_p): Declare.
9797 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
9798 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
9799 (TARGET_SWITCHES): New option -mrelax.
9800 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
9802 ("iorsi3", "xorsi3"): Likewise.
9803 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
9804 ("*andhi3_mem"): New to handle destination in memory with bclr
9805 and a scratch register.
9806 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
9807 ("*andhi3_const"): New when operand2 is constant.
9808 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
9809 ("*andhi3_gen"): Cleanup of the old "andhi3".
9810 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
9811 ("xorqi3"): Update constraints.
9813 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9815 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
9816 for reg_equiv_memory_loc when the operand is a register that does
9817 not get a hard register (stack location).
9818 (tst_operand): After reload, accept all memory operand.
9819 (symbolic_memory_operand): Fix detection of symbolic references.
9820 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
9821 accept symbols and any constant.
9823 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9825 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
9826 note on the insn that sets the soft frame register.
9827 (must_parenthesize): ix and iy are also reserved names.
9828 (print_operand_address): One more place where parenthesis are required
9829 to avoid confusion with register names.
9830 (m68hc11_gen_movhi): Allow push of stack pointer.
9831 (m68hc11_check_z_replacement): Fix handling of parallel with a
9833 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
9834 the replacement register is.
9835 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
9836 and D8_REGS classes.
9837 (MODES_TIEABLE_P): All modes are tieable except QImode.
9839 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9841 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
9842 (___subdi3): Likewise.
9843 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
9844 (__map_data_section): Optimize 68hc11 case.
9846 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9848 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
9849 than a shift to avoid adding a register with itself.
9850 (m68hc11_memory_move_cost): Take into account NO_REGS.
9851 (m68hc11_register_move_cost): Update and use memory move cost
9853 (m68hc11_address_cost): Make cost of valid offset not 0 so that
9854 it gives more opportunities to cse to optimize.
9855 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
9856 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
9858 2002-03-15 Mark Mitchell <mark@codesourcery.com>
9860 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
9861 * c-common.def (CLEANUP_STMT): New tree node.
9862 * c-common.h (CLEANUP_DECL): New macro.
9863 (CLEANUP_EXPR): Likewise.
9864 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
9865 * expr.c (expand_expr): Tidy.
9866 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
9867 * tree-inline.c (initialize_inlined_parameters): Clean up
9868 new local variables.
9870 2002-03-15 Jakub Jelinek <jakub@redhat.com>
9873 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
9874 before movrXX only, use reg_overlap_mentioned_p.
9875 Only special case NE if just one insn can be generated.
9877 2002-03-15 Jason Merrill <jason@redhat.com>
9879 * varasm.c (assemble_variable): Call resolve_unique_section before
9880 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
9883 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
9886 * arm.md (split pattern for thumb shiftable immediates): Add comment
9887 explaining non-obvious test.
9889 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
9892 * arm.md (movaddr, movaddr_insn): Delete.
9894 2002-03-15 Jason Merrill <jason@redhat.com>
9896 * toplev.c (wrapup_global_declarations): Clarify variable handling.
9897 -fkeep-static-consts doesn't apply to comdats.
9899 2002-03-14 Richard Henderson <rth@redhat.com>
9901 * c-decl.c: Include c-pragma.h.
9902 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
9903 (finish_function): Tidy.
9904 * c-pragma.c: Include c-common.h.
9905 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
9906 (handle_pragma_weak): Use them.
9907 (init_pragma): Register pending_weaks.
9908 * c-pragma.h (maybe_apply_pragma_weak): Declare.
9909 * print-tree.c (print_node): Print DECL_WEAK.
9910 * varasm.c (mark_weak_decls): Remove.
9911 (remove_from_pending_weak_list): Remove.
9913 (asm_emit_uninitialised): Call globalize_decl for weak commons.
9914 (weak_decls): Make a tree_list.
9915 (declare_weak): Cons weak_decls directly.
9916 (globalize_decl): Remove weak_decls elements directly.
9917 (weak_finish): Simplify weak_decls walk. Don't weaken unused
9918 symbols. Don't pretend to handle aliases.
9919 (init_varasm_once): Update weak_decls registry.
9920 * Makefile.in: Update dependencies.
9922 2002-03-14 Richard Henderson <rth@redhat.com>
9925 * config/ia64/ia64.c: Include tm_p.h last.
9926 (gen_nop_type): Remove duplicate definition.
9927 (cycle_end_fill_slots): Set sched_data for second L slot.
9928 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
9929 (nop_cycles_until): Fix typos.
9931 2002-03-15 Jakub Jelinek <jakub@redhat.com>
9933 PR optimization/5891
9934 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
9936 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
9938 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
9939 descriptors correctly.
9941 2002-03-14 Michael Meissner <meissner@redhat.com>
9943 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
9944 100, allowing MAX_UNROLLED_INSNS to be overridden.
9946 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
9949 * unroll.c (params.h): Include.
9950 (MAX_UNROLLED_INSNS): Delete, now in params.h.
9952 * doc/invoke.texi (--param max-unroll-insns): Document.
9954 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
9956 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
9958 * arm.md: Fix warnings about constraints in peepholes and splits.
9960 2002-03-14 Zack Weinberg <zack@codesourcery.com>
9962 * cpphash.h (struct lexer_state): Remove line_extension member.
9963 * cpplib.c (dequote_string, do_linemarker): New functions.
9964 (linemarker_dir): New data object.
9965 (DIRECTIVE_TABLE): No longer need to interpret #line in
9966 preprocessed source. Delete obsolete comment about return
9968 (end_directive, directive_diagnostics, _cpp_handle_directive):
9969 Don't muck with line_extension.
9970 (directive_diagnostics): No need to issue warnings for
9972 (_cpp_handle_directive): Issue warnings for linemarkers here,
9973 when appropriate. Dispatch linemarkers to do_linemarker, not
9975 (do_line): Code to handle linemarkers split out to do_linemarker.
9976 Convert escape sequences in filename argument, both places.
9978 * cppmacro.c (quote_string): Rename cpp_quote_string and
9979 export. All callers changed.
9980 * cpplib.h (cpp_quote_string): Prototype.
9981 * cppmain.c (print_line): Call cpp_quote_string on to_file
9984 * doc/cpp.texi: Document that escapes are now interpreted in
9985 #line and in linemarkers, and that non-printing characters are
9986 converted to octal escapes when linemarkers are generated.
9988 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
9990 * emit-rtl.c (try_split): Use delete_insns.
9991 * recog.c (split_all_insns): Fix terminating condition.
9993 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
9994 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
9997 * arm.c (arm_output_epilogue): Fix floating-point register save
9998 adjustment when using a frame pointer.
10000 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
10002 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
10003 * config/mips/mips.c (compute_frame_size): Retrofit them here.
10004 (save_restore_insns, mips_expand_epilogue): And here.
10005 (build_mips16_call_stub): And here.
10006 (mips_function_value): Use the new macros to decide whether a single
10007 or complex float can be returned in floating-point registers. Return
10008 a parallel rtx in the complex case.
10010 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
10012 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
10013 call after liveness analysis.
10015 * recog.c (split_insn): Use delete_insn_and_edges.
10017 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
10018 instructions to have branch prediction notes.
10019 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
10021 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
10023 * configure.in: Don't pass -Wno-long-long to a ADA compiler
10024 that doesn't support it.
10025 * configure: Regenerate.
10027 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10030 * config/sparc/sparc.md (normal_branch, inverted_branch,
10031 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
10032 inverted_fp_branch): Adjust calls to output_cbranch.
10033 Set length attribute.
10034 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
10035 output_v9branch. Set length attribute.
10036 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
10038 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
10039 (output_cbranch): Likewise. Handle far branches.
10040 (output_v9branch): Handle far branches.
10041 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
10043 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
10044 noov_compare64_op predicates.
10046 2002-03-13 Jason Merrill <jason@redhat.com>
10048 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
10049 into the function and constify it.
10050 * gthr-dce.h, gthr-solaris.h: Likewise.
10052 2002-03-13 David Edelsohn <edelsohn@gnu.org>
10054 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
10055 * config/rs6000/rs6000.c (rs6000_va_arg): Use
10056 std_expand_builtin_va_arg if not ABI_V4.
10058 2002-03-13 Jason Merrill <jason@redhat.com>
10060 * varasm.c (globalize_decl): New fn.
10061 (assemble_start_function): Use it.
10062 (asm_emit_uninitialized): Use it.
10063 (assemble_alias): Use it.
10064 (assemble_variable): Use it.
10066 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
10068 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
10069 2002-03-12 internal visibility change.
10070 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
10071 visibility into SYMBOL_REF_FLAG.
10073 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
10075 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
10076 VOIDmode operand. Add compile-time optimization for constant results.
10078 2002-03-12 Jason Merrill <jason@redhat.com>
10080 * c-typeck.c (convert_for_assignment): Don't allow conversions
10081 between pointers and references. Only allow lvalues to convert to
10084 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
10086 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
10087 before prologue, to avoid scheduling problems.
10089 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10091 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
10092 (ELIMINABLE_REGS): Add sfp->sp.
10093 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
10095 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10097 PR optimization/5892
10098 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
10100 2002-03-13 Jakub Jelinek <jakub@redhat.com>
10102 * loop.c (basic_induction_var): Don't call convert_modes if mode
10103 classes are different.
10105 2002-03-12 Richard Henderson <rth@redhat.com>
10107 PR optimization/5901
10108 * function.c (reposition_prologue_and_epilogue_notes): Position
10109 the markers after/before the last/first insn not deleted.
10111 2002-03-12 Richard Henderson <rth@redhat.com>
10113 PR optimization/5878
10114 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
10115 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
10116 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
10118 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
10119 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
10120 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
10122 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
10123 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
10124 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
10125 also. Don't set it if not flag_pic.
10126 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
10127 to be INVALID_REGNUM when not used.
10129 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
10131 * expmed.c (store_bit_field): Reset alias set for memory.
10132 (extract_bit_field): Same.
10134 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10136 * c-common.c (c_tree_code_type, c_tree_code_length,
10137 c_tree_code_name, add_c_tree_codes): Delete.
10138 * c-common.h (add_c_tree_codes): Delete.
10139 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
10141 * c-objc-common.c (c_objc_common_init): Don't call
10142 add_c_tree_codes, instead set lang_unsafe_for_reeval.
10143 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
10144 objc_tree_code_name, add_objc_tree_codes): Delete.
10145 (objc_init): Don't call add_objc_tree_codes.
10146 * objc/objc-lang.c (tree_code_type, tree_code_length,
10147 tree_code_name): Define.
10148 * toplev.c (lang_independent_init): Don't set
10149 tree_code_length[IDENTIFIER_NODE].
10150 * tree.c (tree_code_type, tree_code_length, tree_code_name):
10151 Delete definitions, moved to language front-ends.
10152 * tree.def (IDENTIFIER_NODE): Hardwire the length.
10153 * tree.h (tree_code_type, tree_code_length, tree_code_name):
10155 (tree_code_length): Change type to unsigned char.
10157 2002-03-12 Richard Henderson <rth@redhat.com>
10159 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
10160 internal visibility change.
10162 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10164 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
10165 validize_mem() instead of change_address to avoid clobbering
10168 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
10170 * c-lex.h (position_after_whitespace): Remove.
10172 2002-03-12 Jakub Jelinek <jakub@redhat.com>
10174 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
10175 (lex_string): Use unsigned char pointers.
10177 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
10179 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
10180 is not a valid memory_operand.
10182 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10184 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
10185 * config/xtensa/lib1funcs.asm: Fix copyright to include
10186 special case for libgcc files.
10187 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
10188 (__divsi3): Likewise.
10189 (__umodsi3): Likewise.
10190 (__modsi3): Likewise.
10191 * config/xtensa/lib2funcs.S: Fix copyright to include
10192 special case for libgcc files.
10194 2002-03-12 Tom Rix <trix@redhat.com>
10196 * collect2.c (resolve_lib_name): Move outside of
10197 OBJECT_FORMAT_COFF ifdef.
10198 (ignore_library): Same.
10200 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10202 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
10204 2002-03-12 Bob Wilson <bob.wilson@acm.org>
10206 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
10207 to function_section before writing out the constant pool.
10209 2002-03-12 David Edelsohn <edelsohn@gnu.org>
10211 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
10213 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
10215 2002-03-12 Alan Modra <amodra@bigpond.net.au>
10217 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
10218 (adddi3): Likewise.
10221 (cmpsi splitter): Likewise.
10222 (modsi3): Fail if <= 0.
10223 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
10224 redundant test when HOST_BITS_PER_WIDE_INT != 32.
10225 (reg_or_sub_cint64_operand): Likewise.
10226 (num_insns_constant_wide): Optimize sign extension.
10227 (rs6000_legitimize_address): Likewise.
10229 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
10231 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
10232 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
10234 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
10236 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
10237 address calculation.
10239 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
10241 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
10242 scratch register to DImode / TImode.
10243 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
10244 register used does not overlap the target.
10246 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10248 * Makefile.in (debug.o): Depend on debug.h.
10249 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
10250 * debug.c (do_nothing_debug_hooks): Likewise.
10251 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
10252 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
10253 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
10254 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
10255 * dwarfout.c (dwarf_debug_hooks): Likewise.
10256 * integrate.c (output_inline_function): Likewise.
10257 * objc/objc-act.c (synth_module_prologue): Likewise.
10258 * sdbout.c (sdb_debug_hooks): Likewise.
10259 * toplev.c (debug_hooks): Likewise.
10260 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
10262 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10264 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
10265 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
10266 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
10267 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
10268 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
10269 * defaults.h (POINTER_SIZE): Define.
10270 * doc/tm.texi (POINTER_SIZE): Document default.
10272 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10274 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
10276 2002-03-11 Richard Henderson <rth@redhat.com>
10278 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
10279 if rebuild_label_notes_after_reload.
10281 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
10283 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
10284 emit pic register load if "internal" visibility.
10285 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
10286 (cris_expand_builtin_va_arg): Do all computations on trees.
10288 2002-03-11 Richard Henderson <rth@redhat.com>
10290 * rtlanal.c: Include recog.h.
10291 (keep_with_call_p): Fix thinko.
10292 * Makefile.in (rtlanal.o): Update dependencies.
10294 2002-03-11 Chris Meyer <cmeyer@gatan.com>
10296 * genflags.c (gen_insn): Use IS_VSPACE.
10297 * genoutput.c (output_insn_data): Likewise.
10298 (process_template): Likewise.
10300 2002-03-11 Richard Henderson <rth@redhat.com>
10302 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
10304 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
10306 * Makefile.in: Update.
10307 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
10308 Update documentation.
10309 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
10310 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
10312 2002-03-11 Zack Weinberg <zack@codesourcery.com>
10314 * Makefile.in: Give texi2pod its input file as a command line
10315 argument, not on stdin.
10317 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
10318 Daniel Berlin <dan@dberlin.org>
10320 C++ alias analysis improvement.
10321 * alias.c (record_component_aliases): Record aliases for base
10324 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
10326 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
10328 2002-03-11 Douglas B Rupp <rupp@gnat.com>
10330 * toplev.c (vms_fopen): Remove, not needed.
10332 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
10334 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
10336 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
10337 for FP, already done later.
10339 * toplev.c (debug_args): Add entry for VMS_DEBUG.
10340 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
10342 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
10344 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
10345 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
10346 LARGEST_EXPONENT_IS_NORMAL for the given mode.
10347 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
10348 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
10349 (ediv, emul, eldexp, esqrt): Likewise.
10350 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
10351 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
10352 (saturate): New function.
10353 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
10354 (make_nan): Use a saturation value instead of a NaN if
10355 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
10356 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
10357 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
10358 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
10359 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
10360 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
10361 !ROUND_TOWARDS_ZERO.
10362 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
10363 (ROUND_TOWARDS_ZERO): Document.
10365 2002-03-11 Andreas Jaeger <aj@suse.de>
10367 * cfg.c (dump_flow_info): Remove unused variable.
10369 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
10371 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
10372 computations on trees.
10374 2002-03-10 Richard Henderson <rth@redhat.com>
10377 * reload.c (copy_replacements_1): New.
10378 (copy_replacements): Use it to recurse through the rtx.
10380 2002-03-10 Richard Henderson <rth@redhat.com>
10382 * loop.c (strength_reduce): Compute number of iterations as
10383 unsigned HOST_WIDE_INT.
10385 2002-03-10 Richard Henderson <rth@redhat.com>
10387 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
10388 to move away from the end of the block.
10390 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
10392 PR preprocessor/5899
10393 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
10395 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10397 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
10399 * attribs.c (decl_attributes): Fix signed/unsigned warning.
10401 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
10403 * config/mmix/mmix.c: Improve comments.
10404 (mmix_target_asm_function_prologue): Drop variable
10405 empty_stack_frame. Don't allocate unused slot above fp.
10406 (mmix_target_asm_function_epilogue): Mirror prologue changes.
10407 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
10408 brace in first column.
10409 (enum reg_class): Ditto.
10410 (FIRST_PARM_OFFSET): Now 0.
10411 (USER_LABEL_PREFIX): Remove #if 0:d definition.
10413 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10415 * combine.c (make_extraction): Fix error in last change.
10417 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10419 * c4x.c (c4x_fp_reglist): Const-ify.
10420 * cris.c (cris_print_operand): Likewise.
10421 * i386.c (ix86_va_arg): Likewise.
10422 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
10423 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
10424 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
10425 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
10426 * mcore.h (regno_reg_class): Likewise.
10427 * mips.c (gen_int_relational): Likewise.
10428 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
10429 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
10430 * pdp11.c (move_costs): Likewise.
10431 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
10432 * s390.c (s390_branch_condition_mnemonic, regclass_map):
10434 * s390.h (regclass_map): Likewise.
10435 * sh.c (shift_amounts): Likewise.
10436 * sh.md (rotlsi3): Likewise.
10438 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
10440 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
10441 (ne0+5): Use new clobber to generate proper shift pattern.
10442 Patch by Michael Matz <matz@kde.org>.
10444 2002-03-09 Andreas Schwab <schwab@suse.de>
10446 * gcc.c (validate_all_switches): Also handle `%W{...}'.
10448 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
10450 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
10452 2002-03-09 Jakub Jelinek <jakub@redhat.com>
10455 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
10456 even for non-representable constants.
10458 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10460 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
10461 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
10462 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
10463 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
10464 (pop_function_context): Compute MAY_SHARE parameter for
10466 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
10467 (gen_mem_addressof): Call fixup_var_refs with new parm.
10469 * combine.c (make_extraction): Don't make extension of CONST_INT.
10471 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
10473 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
10474 in o32 and o64 ABIs.
10475 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
10476 but getting fixed-size structs passed in registers regardless of
10477 padding in o32 and o64 ABIs.
10479 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
10480 offset before loading address of argument passed by transparent
10483 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
10485 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
10487 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
10489 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
10490 marker such that registers after it are saved.
10492 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10494 * sparc.c (arith_4096_operand): Fix error in last change.
10496 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
10498 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
10499 defaults for MEABI.
10501 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
10503 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
10506 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
10508 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
10510 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
10512 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
10513 removed; fix return value.
10514 * combine.c (combine_instructions): Dirtify blocks where we failed to
10515 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
10516 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
10518 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10520 * gcse.c (insert_insn_end_bb): Fix typo in last change.
10522 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
10524 * recog.c (peephole2_optimize): Re-distribute EH edges.
10526 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
10528 * expr.c (expand_expr): Use unsave lang hook.
10529 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
10530 (LANG_HOOKS_INITIALIZER): Update.
10531 * langhooks.h (struct lang_hooks): New hook unsave.
10532 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
10533 (unsave_expr_1): Remove unused lang_unsave_expr_now.
10534 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
10535 (unsave_expr_now): Remove.
10536 * tree.h (unsave_expr_now, lang_unsave,
10537 lang_unsave_expr_now): Remove.
10540 2002-03-08 Andreas Jaeger <aj@suse.de>
10542 * flow.c (propagate_block_delete_insn): Remove unused variable.
10544 2002-03-08 Kazu Hirata <kazu@hxi.com>
10546 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
10547 insn length for memory load/store.
10549 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
10551 * doc/install.texi (--with-libiconv-prefix): Document.
10553 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
10555 * doc/sourcebuild.texi: Fix typo.
10557 2002-03-08 Jakub Jelinek <jakub@redhat.com>
10560 * builtins.c (std_expand_builtin_va_arg): Do all computations on
10563 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10565 * rtl.c (copy_most_rtx): Move from here ...
10566 * emit-rtl.c (copy_most_rtx): ... to here.
10568 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
10570 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
10571 SUBTARGET_CPP_SIZE_SPEC.
10572 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
10574 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
10576 2002-03-07 Matt Hiller <hiller@redhat.com>
10578 * gensupport.c (first_dir_md_include): Renamed from include;
10579 change all references.
10580 (last_dir_md_include): Renamed from last_include; change all
10582 (init_md_reader): Unconditionally initialize base_dir whether or
10583 not filename is a relative path.
10585 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
10587 * config/fp-bit.c (_unord_f2): Compile it in even if
10588 US_SOFTWARE_GOFAST is enabled.
10590 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
10591 NULL_RTX. Set all HFmode operations as NULL_RTX.
10592 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
10593 NULL_RTX, try reversing the comparison and the operands.
10595 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
10597 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
10598 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
10601 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
10603 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
10605 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
10607 * basic-block.h (fixup_abnormal_edges): Declare.
10608 * reload1.c (fixup_abnormal_edges): New function.
10609 * reg-stack.c (convert_regs): Use it.
10611 * gcse.c (insert_insn_end_bb): Handle trapping insns.
10613 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
10615 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
10617 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
10618 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
10619 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
10620 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
10621 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
10622 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
10623 unless x and y could be infinite.
10624 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
10625 Check that the common type of both arguments is a real, even for
10626 targets without unordered comparisons. Allow an integer argument
10627 to be compared against a real.
10628 (expand_tree_builtin): Use expand_unordered_cmp.
10629 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
10630 * cse.c (fold_rtx): Likewise. Fix indentation.
10631 * fold-const.c (fold_real_zero_addition_p): New.
10632 (fold): Use it, and the new HONOR_... macros.
10633 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
10634 * jump.c (reversed_comparison_code_parts): After searching for
10635 the true comparison mode, use HONOR_NANS to decide whether it
10636 can be safely reversed.
10637 (reverse_condition_maybe_unordered): Remove IEEE check.
10638 * simplify-rtx.c (simplify_binary_operation): Use the new macros
10639 to decide which simplifications are valid. Allow the following
10640 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
10641 and (a - -b) to (a + b).
10642 (simplify_relational_operation): Use HONOR_NANS.
10643 * doc/tm.texi: Document the MODE_HAS_... macros.
10645 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
10647 * combine.c (simplify_comparison): If simplifying a logical shift
10648 right and compare with constant, force the comparison to unsigned.
10650 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
10652 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
10654 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
10656 (alt_reg_names): Remove % for vrsave.
10658 2002-03-06 Richard Henderson <rth@redhat.com>
10660 PR optimization/5844
10661 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
10662 if used indicates we've already emitted one copy of an operand.
10663 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
10664 (gen_split): Supply a non-null used.
10666 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
10668 * reload1.c (reload): Unshare all rtl after reload is done.
10670 * simplify-rtx.c (simplify_plus_minus): Do not abort,
10671 but simply fail if the expression is too complex to simplify.
10672 (simplify_gen_binary): Handle simplify_plus_minus failures.
10674 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
10676 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
10677 consistently call delete_trivially_dead_insns after CSE and GCSE;
10678 fix DFI_life dumping; do jump threading after liveness; do crossjumping
10679 after liveness2; update comment in last crossjumping.
10680 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
10682 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
10684 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
10685 after completing fast dead code elimination.
10687 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
10690 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
10692 * version.c: Fix misplaced leading blanks on first line.
10694 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
10696 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
10698 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
10700 * cfgcleanup.c (mentions_nonequal_regs): New function.
10701 (thread_jump): Use it.
10702 * toplev.c (rest_of_compilation): Run jump threading after
10705 2002-03-06 Jakub Jelinek <jakub@redhat.com>
10707 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
10710 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
10712 * predict.c (estimate_bb_frequencies): Do not reload the
10713 frequencies from notes.
10715 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
10717 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
10718 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
10720 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
10721 delete_noop_moves): Return indeger.
10722 * flow.c (ndead): New variable.
10723 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
10724 BB argument; update callers.
10725 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
10726 (life_analysis): Do not call purge_all_dead_edges.
10727 (update_life_info): Return number of deleted insns; print statistics.
10728 (update_life_info_in_dirty_blocks): likewise.
10729 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
10730 return number of insns deleted.
10732 * cse.c: Include timevar.h
10733 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
10734 iterate until stabilizes; print statistics; return number of killed
10736 * Makefile.in: (cse.o): Add timevar.h dependency
10737 * rtl.h (delete_trivially_dead_insns): New.
10738 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
10739 * toplev.c (rest_of_compilation): Update callers.
10741 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
10742 (try_optimize_cfg): Do not update liveness.
10743 (cleanup-cfg): Loop until try_optimize_cfg and dead code
10744 removal stabilizes; use delete_trivially_dead_insns.
10746 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
10748 2002-03-05 Zack Weinberg <zack@codesourcery.com>
10750 * cppmain.c (setup_callbacks): Disable #pragma and #ident
10751 callbacks when processing assembly language.
10753 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
10755 * pa.h (ASM_FILE_END): Define.
10756 * som.h (ASM_FILE_END): Delete.
10758 * pa.c (function_arg): Don't pass floats in general registers in
10759 indirect calls if TARGET_ELF32.
10761 2002-03-05 Richard Henderson <rth@redhat.com>
10763 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
10765 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
10767 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
10769 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10771 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
10772 -r command line. Don't hide any symbols if not building
10775 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
10777 * cfg.c (dump_flow_info): Warn about profile mismatches.
10778 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
10779 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
10781 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10783 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
10784 wide volatile memory by parts.
10786 2002-03-05 Jakub Jelinek <jakub@redhat.com>
10788 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
10791 2002-03-05 Richard Henderson <rth@redhat.com>
10793 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
10795 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
10797 * toplev.c (documented_lang_options): Document more
10798 language-specific options.
10799 * doc/invoke.texi (Warning Options): Correct documentation for
10800 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
10801 * c-decl.c (c_decode_option): Use a table to handle warning options.
10803 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
10805 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
10806 parameter to mmix_encode_section_info.
10807 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
10808 relocatably. Always produce ELF, not mmo if linking relocatably.
10809 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
10810 first is non-zero, don't add symbol prefix.
10811 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
10812 prototype accordingly.
10814 2002-03-04 Krister Walfridsson <cato@df.lth.se>
10816 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
10818 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
10820 * configure.in: Increase required makeinfo version to 4.1.
10821 * configure: Regenerate.
10823 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
10825 * .cvsignore: Remove *.info* and genrtl*; these files are generated
10828 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
10830 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
10831 * doc/invoke.texi: Fix @math uses.
10833 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
10835 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
10838 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
10840 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
10841 (powerpc-*-eabisimaltivec*): Same.
10843 * config/rs6000/t-ppcendian: New.
10845 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10847 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
10848 nonimmediate_src_operand and nonimmediate_lsrc_operand to
10849 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
10851 2002-03-03 Richard Henderson <rth@redhat.com>
10853 * toplev.c (rest_of_decl_compilation): Revert last two changes.
10855 2002-03-03 Zack Weinberg <zack@codesourcery.com>
10857 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
10858 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
10859 tree.c, config/m68k/m68k.c:
10860 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
10861 REAL_ARITHMETIC blocks unconditional. Delete some further
10862 #ifdef blocks predicated on REAL_ARITHMETIC.
10863 * flags.h, toplev.c: Delete remaining references to
10864 flag_pretend_float.
10866 * doc/invoke.texi: Remove documentation of -fpretend-float.
10867 * doc/tm.texi: Describe the various REAL_* macros as provided by
10868 real.h, not by the target configuration files.
10870 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
10871 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
10872 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10873 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
10874 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
10875 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
10876 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
10877 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
10878 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
10879 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
10880 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
10881 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
10882 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
10883 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
10884 config/xtensa/xtensa.h:
10885 Do not define, undefine, or mention in comments any of
10886 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
10887 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
10888 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
10889 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
10890 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
10891 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
10892 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
10893 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
10894 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
10896 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10898 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
10899 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
10900 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
10901 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
10902 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
10903 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
10905 * defaults.h (BITS_PER_WORD): Define.
10906 * doc/tm.texi (BITS_PER_WORD): Document default value.
10908 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
10909 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
10910 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
10912 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10914 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
10915 lieu of explicit sizeof/sizeof.
10916 * i386.c (override_options, ix86_init_mmx_sse_builtins,
10917 ix86_expand_builtin): Likewise.
10918 * mips.c (mips_add_gc_roots): Likewise.
10919 * mmix.c (mmix_output_condition): Likewise.
10920 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
10921 altivec_init_builtins): Likewise.
10922 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
10923 * cppexp.c (Nsuff, parse_number): Likewise.
10924 * cppinit.c (builtin_array_end): Likewise.
10925 * gcc.c (n_default_compilers, process_command): Likewise.
10926 * genpreds.c (output_predicate_decls): Likewise.
10927 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
10928 * lcm.c (N_ENTITIES): Likewise.
10929 * stor-layout.c (set_sizetype): Likewise.
10931 2002-03-03 Richard Henderson <rth@redhat.com>
10933 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
10934 for types or labels.
10936 2002-03-03 Richard Henderson <rth@redhat.com>
10938 * c-decl.c (start_decl): Initialized variables are not common.
10940 2002-03-02 Per Bothner <per@bothner.com>
10942 * gcc.c (option_map): Suport new --bootclasspath option.
10943 --CLASSPATH is now just an alias for --classpath.
10945 2002-03-02 Richard Henderson <rth@redhat.com>
10947 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
10948 load if "internal" visibility.
10949 * doc/extend.texi: Document visibility meanings.
10951 2002-03-02 Richard Henderson <rth@redhat.com>
10953 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
10954 to functions as well.
10956 2002-03-02 Richard Henderson <rth@redhat.com>
10958 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
10959 (handle_visibility_attribute): Don't call assemble_visibility.
10960 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
10961 without asmspec. Invoke assemble_alias when needed.
10962 * varasm.c (maybe_assemble_visibility): New.
10963 (assemble_start_function, assemble_variable, assemble_alias): Use it.
10965 2002-03-02 Richard Henderson <rth@redhat.com>
10967 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
10968 invoke ENCODE_SECTION_INFO with first call flag.
10970 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
10971 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
10972 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
10973 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
10974 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
10975 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
10976 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
10977 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
10978 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
10979 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
10980 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
10981 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
10982 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
10983 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
10984 config/mcore/mcore-protos.h, config/mcore/mcore.c,
10985 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
10986 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
10987 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
10988 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
10989 config/sh/sh.h, config/sparc/sparc.h,
10990 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
10991 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
10992 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
10993 FIRST argument. As needed, examine it and do nothing.
10995 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
10996 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
10997 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
10999 * config/arm/t-pe (pe.o): Add dependencies.
11001 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11003 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
11004 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
11005 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
11006 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
11007 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
11008 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
11009 * defaults.h (BITS_PER_UNIT): Define.
11010 * doc/tm.texi (BITS_PER_UNIT): Document default value.
11012 2002-03-02 Kazu Hirata <kazu@hxi.com>
11014 * config/h8300/h8300-protos.h: Add a prototype for
11015 compute_a_shift_length.
11016 * config/h8300/h8300.c (h8300_asm_insn_count): New.
11017 (compute_a_shift_length): Likewise.
11018 (h8300_adjust_insn_length): Do not adjust insn length of shift
11020 * config/h8300/h8300.md (anonymous shift patterns): Use
11021 compute_a_shift_length.
11023 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11025 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
11026 trunc_int_for_mode.
11028 * emit-rtl.c (offset_address): Call update_temp_slot_address.
11030 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11032 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
11033 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
11034 * flags.h (flag_zero_initialized_in_bss): Declare.
11035 * toplev.c (flag_zero_initialized_in_bss): New flag.
11036 (lang_independent_options): Add flag_zero_initialized_in_bss.
11037 * tree.c (initializer_zerop): New function.
11038 * tree.h (initializer_zerop): Declare.
11039 * varasm.c (assemble_variable): If we can emit bss, put zero
11040 initializers in the bss section.
11042 2002-03-02 Alan Modra <amodra@bigpond.net.au>
11044 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
11045 like more than one symbol per .weak directive.
11047 2002-03-01 Richard Henderson <rth@redhat.com>
11049 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
11050 adjust argument_pointer by pretend_args_size.
11051 (ia64_va_start): Adjust va_start address by -pretend_args_size.
11053 2002-03-01 Kazu Hirata <kazu@hxi.com>
11055 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
11057 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
11059 * toplev.c (rest_of_compilation): Delete dead jumptables before
11061 * flow.c (delete_dead_jumptables): Make global.
11062 * rtl.h (delete_dead_jumptables): Declare.
11064 2002-03-01 David Edelsohn <edelsohn@gnu.org>
11066 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
11067 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
11068 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
11070 2002-03-01 Kazu Hirata <kazu@hxi.com>
11072 * config/h8300/h8300-protos.h: Fix formatting.
11073 * config/h8300/h8300.c: Likewise.
11074 * config/h8300/h8300.h: Likewise.
11076 2002-03-01 Kazu Hirata <kazu@hxi.com>
11078 * config/h8300/h8300.c (print_operand): Support 16-bit
11079 constant addresses.
11080 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
11082 2002-02-28 Richard Henderson <rth@redhat.com>
11084 * expmed.c (store_bit_field): Prevent generation of CONCATs;
11085 pun complex values as integers; use gen_lowpart instead of
11087 (extract_bit_field): Likewise.
11089 2002-03-01 Alan Modra <amodra@bigpond.net.au>
11090 David Edelsohn <edelsohn@gnu.org>
11092 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
11093 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
11094 (SUPPORTS_WEAK): Likewise.
11095 * output.h (add_weak): Add tree param.
11096 * varasm.c (add_weak): Likewise. Save decl.
11097 (struct weak_syms): Add decl field.
11098 (mark_weak_decls): New function.
11099 (init_varasm_once): ggc_add_root mark_weak_decls.
11100 (assemble_start_function): Use ASM_WEAKEN_DECL.
11101 (assemble_variable): Likewise.
11102 (assemble_alias): Likewise.
11103 (declare_weak): Pass decl to add_weak.
11104 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
11105 (remove_from_pending_weak_list): Declare and define for
11107 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
11108 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
11109 * defaults.h (SUPPORTS_WEAK): Likewise.
11110 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
11111 .weak for code sym. Do emit .size for descriptor sym.
11112 (ASM_DECLARE_FUNCTION_SIZE): Define.
11113 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
11114 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
11115 .lglobl unless TARGET_XCOFF. Formatting fixes.
11116 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
11117 .weak for code sym.
11118 (HANDLE_PRAGMA_WEAK): Remove.
11119 (ASM_WEAKEN_LABEL): Remove.
11120 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
11122 2002-03-01 Jason Merrill <jason@redhat.com>
11124 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
11125 (TARGET_EXPR_CLEANUP): New macro.
11127 2002-02-28 Steve Ellcey <sje@cup.hp.com>
11129 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
11130 to take ptr_extend into account as third type of extension.
11131 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
11132 fields used by SUBREG_PROMOTED_UNSIGNED_P.
11133 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
11134 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
11135 * calls.c (precompute_arguments): Use new macro.
11136 (expand_call): Ditto.
11137 * combine.c (nonzero_bits): Ditto.
11138 (record_promoted_value): Ditto.
11139 * expr.c (store_expr): Ditto.
11140 (expand_expr): Ditto.
11141 * function.c (assign_parms): Ditto.
11143 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
11145 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
11146 override -shared and -shared-libgcc.
11148 2002-02-28 David O'Brien <obrien@FreeBSD.org>
11150 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
11152 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
11155 2002-02-28 Richard Henderson <rth@redhat.com>
11157 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
11158 4 cycle latency from MM producers.
11159 (ia64_internal_sched_reorder): Likewise with pipeline flush.
11161 2002-02-28 Jakub Jelinek <jakub@redhat.com>
11163 * mklibgcc.in: Don't use GNU make extension.
11165 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
11167 * c-parse.in (STATIC): New terminal.
11168 (scspec): New non-terminal. Update productions accordingly.
11169 (program): Remove bogus ifc / end ifc.
11170 (array_declarator): Simplify production using STATIC.
11172 2002-02-28 Jim Meyering <meyering@lucent.com>
11174 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
11175 \a still means TARGET_BELL.
11177 2002-02-28 Richard Henderson <rth@redhat.com>
11179 * haifa-sched.c (sched_emit_insn): New.
11180 (schedule_block): Use last_scheduled_insn to track last insn.
11181 * sched-int.h (sched_emit_insn): Prototype.
11182 * config/ia64/ia64.c (last_issued): Remove.
11183 (ia64_variable_issue): Don't set it.
11184 (nop_cycles_until): Use sched_emit_insn.
11186 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
11188 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
11189 extended constants.
11191 2002-02-28 Kazu Hirata <kazu@hxi.com>
11193 * config/h8300/h8300.c: Fix formatting.
11194 * config/h8300/h8300.h: Likewise.
11196 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
11198 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
11199 which may overwrite the high byte of the frame pointer.
11201 2002-02-28 Bo Thorsen <bo@suse.de>
11203 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
11204 (STARTFILE_SPEC): Add 64 bit files.
11205 (ENDFILE_SPEC): Likewise.
11207 2002-02-28 Jason Merrill <jason@redhat.com>
11209 * c-decl.c (finish_function): Only warn about missing return
11210 statement with -Wreturn-type.
11212 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
11214 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
11216 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
11217 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
11219 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
11221 * basic-block.h (BB_REACHABLE): Renumber.
11222 (BB_DIRTY, BB_NEW): New flags.
11223 (clear_bb_flags): Declare.
11224 (update_life_info_in_dirty_blocks): Declare.
11225 * cfg.c (clear_bb_flags): New function.
11226 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
11227 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
11228 reorder_insns, emit_insn_after): Mark block as dirty.
11229 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
11230 (update_life_info_in_dirty_blocks): New function.
11231 * recog.c (apply_change_group): Dirtify block.
11233 * cse.c (cse_insn): Reorder emitting of jump insn to keep
11235 * gcse.c (delete_null_pointer_checks): Likewise.
11237 * toplev.c (dump_file_index): Move cse2 after bp,
11239 (dump_file_info): Similary.
11240 (rest_of_compilation): Avoid most of CFG rebuilds;
11241 do first if converision after null pointer checks, do cse2
11242 after branch prediction; avoid full liveness rebuild after
11243 initializing subregs.
11244 * invoke.texi (-d options): Document -du, renumber.
11246 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
11247 (notice_new_block): Do not set BB_UPDATE_LIFE.
11248 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
11249 merge_blocks_move_successor_nojumps, merge_blocks,
11250 try_crossjump_to_edge): Likewise.
11251 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
11252 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
11253 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
11254 (merge_of_block): Do not use life_data_ok.
11255 (find_if_case_1): Do not use SET_UPDATE_LIFE.
11256 (if_convert): Use BB_DIRTY mechanizm to update life.
11257 * lcm.c (optimize_mode_switching): Update
11258 update_life_info_in_dirty_blocks
11260 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
11262 * Makefile.in (integrate.o): Update.
11263 * c-decl.c (copy_lang_decl): Rename.
11264 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
11265 * integrate.c: Include langhooks.h.
11266 (copy_decl_for_inlining): Update to use langhook.
11267 * langhooks-def.h (lhd_do_nothing_t,
11268 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
11269 (LANG_HOOKS_INITIALIZER): Update.
11270 * langhooks.c (lhd_do_nothing_t): New.
11271 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
11272 * tree.h (copy_lang_decl): Remove.
11274 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
11276 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
11278 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
11279 POST_DEC, and POST_MODIFY.
11281 2002-02-27 Zack Weinberg <zack@codesourcery.com>
11283 * c-typeck.c (digest_init): Remove unused parameter; all
11286 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
11288 * expmed.c (expand_shift): Correctly test for low part of a
11291 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
11293 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
11294 insn UIDs with insn addresses.
11296 2002-02-27 Zack Weinberg <zack@codesourcery.com>
11298 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
11299 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
11300 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
11301 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
11302 gcc.c, toplev.c: Delete code implementing -traditional mode.
11304 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
11305 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
11306 Document removal of -traditional mode for compilation, and
11307 remove documentation only relevant to that mode.
11309 * config/nextstep.h, config/ptx4.h, config/svr4.h,
11310 config/convex/convex.h, config/d30v/d30v.h,
11311 config/i386/dgux.h, config/i386/osf1elf.h,
11312 config/i386/osfelf.h, config/i386/osfrose.h,
11313 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
11314 config/m68k/hp310.h, config/m88k/dgux.h,
11315 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
11316 config/m88k/m88k.h, config/m88k/openbsd.h,
11317 config/mips/abi64.h, config/mips/osfrose.h,
11318 config/mips/svr4-5.h, config/mips/svr4-t.h,
11319 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
11320 config/stormy16/stormy16.h: Remove all references to
11321 -traditional from target specs. Delete all mention of the
11322 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
11323 delete a couple of commented-out definitions of
11324 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
11327 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
11328 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
11330 2002-02-27 Zack Weinberg <zack@codesourcery.com>
11332 * mklibgcc.in: Don't use \n in a line subject to
11333 interpretation by echo.
11335 2002-02-27 Graham Stott <grahams@redhat.com>
11337 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
11340 * loop.c (prescan_loop): Handle PARALLEL.
11342 * unroll.c (loop_iterations): Return 0 if the add_val for
11345 * final.c (output_operand_lossage): Constify PFX_STR.
11347 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
11349 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
11351 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
11352 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
11354 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
11356 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
11358 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
11360 * cpplex.c (_cpp_lex_token): Handle directives in macro
11362 * cpplib.c (_cpp_handle_directive): Save and restore state
11363 if parsing macro args when entering a directive.
11364 * cppmacro.c (collect_args): No need to handle directives
11365 in macro arguments.
11366 (enter_macro_context, replace_args): Use the original macro
11367 definition in case it was redefined whilst collecting arguments.
11369 * cpp.texi: Update.
11371 2002-02-26 David Edelsohn <edelsohn@gnu.org>
11373 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
11374 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
11375 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
11377 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
11378 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
11379 (load_toc_v4_PIC_2): Same.
11381 2002-02-26 Alan Modra <amodra@bigpond.net.au>
11383 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
11385 2002-02-26 Richard Henderson <rth@redhat.com>
11387 * config/alpha/alpha.md (ashldi_se): Re-enable.
11389 2002-02-26 Richard Henderson <rth@redhat.com>
11391 * config/alpha/alpha.c (alpha_encode_section_info): Examine
11392 MODULE_LOCAL_P; improve commentary.
11394 2002-02-26 Zack Weinberg <zack@codesourcery.com>
11396 * doc/cpp.texi: Clarify documentation of relationship between
11397 #line and #include.
11399 2002-02-26 Kazu Hirata <kazu@hxi.com>
11401 * config/h8300/h8300-protos.h: Update the prototype for
11402 compute_logical_op_length. Add the prototype for
11403 compute_logical_op_cc.
11404 * config/h8300/h8300.c (compute_logical_op_length): Figure out
11405 code from operands.
11406 (compute_logical_op_cc): New.
11407 * config/h8300/h8300.md: Combine all the logical op patterns
11408 in HImode and SImode. Use compute_logical_op_cc.
11410 2002-02-26 Kelley Cook <kelleycook@comcast.net>
11412 * config/i386/i386.c (print_operand): Don't append ATT-style
11413 length suffixs to x87 opcodes when in Intel mode.
11415 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
11417 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
11418 (init_emit_once): Update calls.
11419 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
11420 (init_syntax_once): Prototype.
11422 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
11424 * pa-linux.h (LIB_SPEC): Update definition.
11425 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
11427 2002-02-26 Richard Henderson <rth@redhat.com>
11429 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
11430 if we emitted a stop bit.
11432 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11434 * configure.in (libgcc_visibility): Substitute.
11435 * configure: Rebuilt.
11436 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
11437 defined symbols .hidden.
11439 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11441 * attribs.c (c_common_attribute_table): Add visibility.
11442 (handle_visibility_attribute): New function.
11443 * varasm.c (assemble_visibility): New function.
11444 * output.h (assemble_visibility): Add prototype.
11445 * tree.h (MODULE_LOCAL_P): Define.
11446 * crtstuff.c (__dso_handle): Use visibility attribute.
11447 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
11448 for MODULE_LOCAL_P symbols too.
11449 * config/ia64/ia64.c (ia64_encode_section_info): Handle
11450 MODULE_LOCAL_P symbols the same way as local symbols.
11451 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
11452 into .sdata/.sbss by the user.
11453 * doc/extend.texi (Function Attributes): Document visibility
11456 2002-02-26 Jakub Jelinek <jakub@redhat.com>
11459 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
11460 STRING_CST initializer spanning the whole variable without
11462 If expand_expr returned MEM, don't use it.
11464 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
11466 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
11467 generate a die for the lexical block.
11469 2002-02-26 Kazu Hirata <kazu@hxi.com>
11471 * config/h8300/h8300-protos.h: Add a prototype for
11472 compute_logical_op_length.
11473 * config/h8300/h8300.c (compute_logical_op_length): New.
11474 * config/h8300/h8300.md (anonymous logical patterns): Use
11475 compute_logical_op_length for length.
11477 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11479 * dwarf2out.c (modified_type_die): Do not call type_main_variant
11481 (gen_type_die): Same.
11483 * attribs.c (handle_vector_size_attribute): Set debug information.
11485 2002-02-26 Daniel Egger <degger@fhm.edu>
11487 * config/rs6000/rs6000.md: Swap define_insn attributes to
11488 fix incorrect generation of merge high instructions instead
11491 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11493 * c-typeck.c (really_start_incremental_init): Use
11494 bitsize_zero_node for vectors.
11496 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
11498 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
11499 ("*set_vrsave_internal"): Same.
11501 2002-02-25 Richard Henderson <rth@redhat.com>
11503 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
11504 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
11506 2002-02-25 Jakub Jelinek <jakub@redhat.com>
11509 * config/i386/i386.c (ix86_return_pops_args): Only pop
11510 fake structure return argument if it was passed on the stack.
11512 2002-02-25 Jason Merrill <jason@redhat.com>
11514 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
11517 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
11519 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
11520 link with shared_name only.
11521 * doc/invoke.texi (Link Options): Document new behavior.
11523 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
11525 * c-typeck.c (push_init_level): Handle vectors.
11527 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
11529 * config/sparc/sparc.c (const64_high_operand): Zero-extend
11530 operands of SPARC_SETHI_P.
11531 (input_operand): Likewise.
11532 (sparc_emit_set_const32): Likewise.
11533 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
11534 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
11535 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
11536 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
11537 (movdi_insn_sp64_vis): Likewise.
11538 (movdi split, movdf split): Use SETHI32.
11539 * doc/md.texi: Document SPARC constraints L, M and N.
11541 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
11543 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
11544 ("*set_vrsave_internal"): use mfspr for Darwin.
11546 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
11547 gen_get_vrsave_internal.
11549 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11551 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
11553 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
11555 * cpplex.c (cpp_interpret_charconst): Get signedness or
11556 otherwise of wide character constants correct.
11557 * cppexp.c (lex): Get signedness of wide charconsts correct.
11559 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11561 * optabs.c (widen_operand): Only call convert_modes for
11562 promoted SUBREG if signedness matches.
11563 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
11565 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11567 * cpplib.c (glue_header_name): Use local buffer to build up
11570 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11572 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
11574 2002-02-23 Kazu Hirata <kazu@hxi.com>
11576 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
11577 H8/300[HS] separately.
11578 * config/h8300/h8300.md: Remove the early clobber constraint
11579 from bit field patterns.
11581 2002-02-23 Kazu Hirata <kazu@hxi.com>
11583 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
11585 (mulhisi3): Likewise.
11586 (umulqisi3): Likewise.
11587 (umulhisi3): Likewise.
11589 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
11591 * cppinit.c (output_deps): Correct test for stdout output.
11592 (init_dependency_output): Cure warning.
11594 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11596 * expr.c (store_expr): When converting expression to promoted
11597 equivalent type, allow using SUBREG_REG of TARGET as the target
11598 of the expansion of EXP.
11599 * loop.c (basic_induction_var, case SUBREG): Always look inside.
11600 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
11601 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
11602 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
11603 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
11605 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
11607 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
11608 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
11609 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
11611 2002-02-23 Jakub Jelinek <jakub@redhat.com>
11613 PR optimization/5747
11614 * loop.c (scan_loop): Update reg info if move_movables created new
11617 2002-02-23 David Edelsohn <edelsohn@gnu.org>
11619 * gcc.c (init_gcc_spec): Revert last change.
11621 2002-02-23 David Edelsohn <edelsohn@gnu.org>
11623 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
11624 gpc_reg_operand constraint.
11626 2002-02-23 Alan Modra <amodra@bigpond.net.au>
11628 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
11629 Simplify comparison of `low'.
11630 (add_operand): Fix formatting.
11631 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
11632 (mask_operand): Disallow mask to wrap in 64-bit mode.
11633 (rs6000_stack_info): Remove redundant test setting push_p.
11634 (output_toc): Fix formatting.
11635 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
11636 cc_reg_not_cr0_operand constraint.
11637 (booldi3, boolcdi3 splitters): Same.
11639 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
11641 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
11643 2002-02-22 David Edelsohn <edelsohn@gnu.org>
11645 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
11646 gcc invoked with -shared-libgcc.
11648 2002-02-22 Jakub Jelinek <jakub@redhat.com>
11651 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
11652 decl if any of elements was TREE_USED.
11654 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
11656 * config/sparc/sol2.h: Don't include sys/mman.h.
11657 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
11658 (arith_4096_operand): Don't throw high bits away.
11659 (const64_operand): Take sign extension of CONST_INTs into account.
11660 (const64_high_operand, sparc_emit_set_const32): Likewise.
11661 (GEN_HIGHINT64): Likewise.
11662 (sparc_emit_set_const64_quick1): Likewise.
11663 (const64_is_2insns): Likewise.
11664 (print_operand): Use trunc_int_for_mode for sign extension.
11665 * config/sparc/sparc.h (SMALL_INT32): Likewise.
11666 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
11667 chars. Assume CONST_INT is already properly sign-extended.
11668 (movdi split): Sign-extend each SImode part.
11669 (andsi3 split): Don't mask high bits off, so that result
11670 remains properly sign-extend.
11671 (iorsi3 split): Likewise.
11672 (xorsi3 split): Likewise.
11674 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
11676 * fold-const.c (fold): Fix typo in comments.
11678 2002-02-21 Diego Novillo <dnovillo@redhat.com>
11680 * Makefile.in (langhooks.o): Update dependencies.
11682 2002-02-21 Diego Novillo <dnovillo@redhat.com>
11684 * langhooks.c: Include flags.h.
11686 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
11688 * testsuite/gcc.dg/attr-alwaysinline.c: New.
11690 * c-common.c (c_common_post_options): Set inline trees by
11693 * doc/extend.texi (Function Attributes): Document always_inline
11695 Update documentation about inlining when not optimizing.
11697 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
11699 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
11700 unless DECL_ALWAYS_INLINE.
11702 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
11703 unless DECL_ALWAYS_INLINE.
11704 (c_disregard_inline_limits): Disregard if always_inline set.
11706 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
11707 Disregard if always_inline set.
11708 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
11709 unless DECL_ALWAYS_INLINE.
11711 * attribs.c (handle_always_inline_attribute): New.
11712 (c_common_attribute_table): Add always_inline.
11714 * config/rs6000/altivec.h: Add prototypes for builtins
11715 requiring the always_inline attribute.
11717 2002-02-21 Eric Christopher <echristo@redhat.com>
11719 * expmed.c (store_bit_field): Try to simplify the subreg
11720 before generating a new one when when the mode size of
11721 value is less than maxmode.
11723 2002-02-21 Richard Henderson <rth@redhat.com>
11725 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
11726 than gen_rtx_PLUS to form the sum.
11727 * explow.c (force_reg): Rearrange to not allocate new pseudo
11728 when force_operand returns a register.
11729 * expr.c (expand_assignment): Allow offset_rtx expansion to
11730 return a sum. Do not force addresses into registers.
11731 (expand_expr): Likewise.
11732 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
11733 to canonicalize arithmetic that didn't simpify.
11734 (simplify_plus_minus): New argument force; update
11735 all callers. Don't split CONST unless we can do something with it,
11736 and wouldn't lose the constness of the operands.
11738 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
11739 that we generated earlier.
11741 2002-02-21 Tom Tromey <tromey@redhat.com>
11743 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11744 (output_line_info): Use constant `1', with a long explanatory
11746 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
11748 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
11750 * jump.c (redirect_jump): If old label has no UID, don't try to
11753 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
11755 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
11756 If input is constant, do shifts at compile time.
11758 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
11760 * doc/extend.texi: Fix some more overfull hboxes.
11762 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11764 PR optimization/4994
11765 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
11768 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11771 * expr.h (expand_and): Add mode argument.
11772 * expmed.c (expand_and): Add mode argument.
11773 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
11774 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
11775 * except.c (expand_builtin_extract_return_addr): Likewise.
11776 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
11777 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
11778 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
11779 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
11780 * config/c4x/c4x.md: Use GEN_INT (x) instead of
11781 gen_rtx (CONST_INT, VOIDmode, x).
11783 2002-02-21 Jakub Jelinek <jakub@redhat.com>
11786 * stmt.c (warn_if_unused_value): Move side effects test once more.
11788 2002-02-20 Torbjorn Granlund <tege@swox.com>
11790 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
11791 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
11793 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
11795 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
11796 SUBREG or ZERO_EXTEND.
11798 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
11800 * sh.h (current_function_anonymous_args): Remove.
11801 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
11802 of current_function_varargs and current_function_stdarg is set.
11803 * sh.c (sh_expand_prologue): Check current_function_varargs /
11804 current_function_stdarg / TARGET_SH5 instead of
11805 current_function_anonymous_args.
11807 * sh64.h (TARGET_VERSION): Define.
11809 2002-02-20 David Edelsohn <edelsohn@gnu.org>
11811 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
11812 VRSAVE_REGNO on TARGET_ALTIVEC.
11814 2002-02-20 Alan Modra <amodra@bigpond.net.au>
11816 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
11817 bits of SImode const_int.
11818 (includes_rshift_p): Likewise.
11819 (print_operand): Call mask_operand and mask64_operand with correct
11821 (rs6000_output_function_epilogue): Pad traceback table to word.
11822 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
11823 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
11824 mask64_operand with correct mode.
11825 (FUNCTION_ARG_REGNO_P): Correct parentheses.
11827 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11830 * varasm.c (get_pool_constant_mark): New.
11831 * rtl.h (get_pool_constant_mark): Add prototype.
11832 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
11833 be represented if it has not been output.
11835 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11837 * combine.c (do_SUBST): Sanity check substitutions of
11838 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
11839 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
11840 CONST_INT into its operand.
11841 (known_cond): Likewise, for ZERO_EXTEND.
11842 * simplify-rtx.c (simplify_unary_operation): Fix condition to
11843 allow for simplification of wide modes. Reject CONST_INTs in
11844 ZERO_EXTEND when their actual mode is not given.
11846 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
11848 * c-decl.c (pushdecl): If no global declaration is found for an
11849 extern declaration in block scope, try a limbo one.
11851 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11854 * c-common.c (pointer_int_sum): Moved from...
11855 * c-typeck.c (pointer_int_sum): ...here.
11856 * c-common.h (pointer_int_sum): Add prototype.
11858 2002-02-20 Jakub Jelinek <jakub@redhat.com>
11861 * c-decl.c (duplicate_decls): Return 0 if issued error about
11864 2002-02-20 Roger Sayle <roger@eyesopen.com>
11865 Jakub Jelinek <jakub@redhat.com>
11868 * tree.c (host_integerp): Ensure that the constant integer is
11869 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
11870 when pos is zero or non-zero respectively. Clarify comment.
11871 * c-format.c (check_format_info_recurse): Fix host_integerp
11872 usage; the pos argument should be zero when assigning to a
11873 signed HOST_WIDE_INT.
11875 2002-02-20 Richard Henderson <rth@redhat.com>
11877 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
11878 of the operand, rather than assuming TImode.
11879 (ix86_expand_binop_builtin): Cope with commutative patterns
11880 using nonimmediate_operand for both operands.
11881 (ix86_expand_timode_binop_builtin): Likewise.
11882 (ix86_expand_store_builtin): Validate operand 1.
11883 (ix86_expand_unop1_builtin): Likewise.
11885 2002-02-20 Philip Blundell <philb@gnu.org>
11888 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
11890 2002-02-20 Richard Henderson <rth@redhat.com>
11893 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
11895 2002-02-20 Tom Tromey <tromey@redhat.com>
11897 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11898 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11899 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11900 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
11901 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
11904 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
11906 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
11907 for (const_int 0) in X not just INTVAL.
11909 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
11911 * doc/extend.texi: Avoid or reduce overfull hboxes.
11913 2002-02-20 Diego Novillo <dnovillo@redhat.com>
11915 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
11916 operations if the field does not start at a mode boundary.
11918 2001-02-20 Joel Sherrill <joel@OARcorp.com>
11920 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
11921 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
11922 Also done for -Acpu and -Amachine.
11924 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
11926 * cppinit.c (init_dependency_output): Take deps output file
11927 from -o if none given with -MF. Suppress normal output.
11928 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
11929 * doc/cpp.texi, doc/invoke.texi: Update.
11931 2002-02-19 Zack Weinberg <zack@codesourcery.com>
11933 * toplev.c (output_quoted_string): Write unprintable
11934 characters with octal escapes.
11936 2002-02-19 David Edelsohn <edelsohn@gnu.org>
11938 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
11939 really_call_used[VRSAVE_REGNO] if not Altivec.
11941 2002-02-19 Alan Modra <amodra@bigpond.net.au>
11943 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
11945 (constant_pool_expr_1): Fix formatting.
11946 (rs6000_legitimize_reload_address): Likewise.
11948 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11950 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
11951 now that we have one.
11953 2002-02-19 Zack Weinberg <zack@codesourcery.com>
11955 * tree.h (struct tree_common): Remove aux. Add unused_0 at
11956 end of first block of bitfields (which was only seven bits);
11957 rename dummy to unused_1; remove comment which is no longer true.
11959 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
11961 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
11963 2002-02-19 Philip Blundell <pb@nexus.co.uk>
11966 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
11970 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
11971 arm_is_longcall_p rather than inspecting call-type cookie
11973 (call_value_insn) [TARGET_THUMB]: Likewise.
11975 2002-02-19 Graham Stott <grahams@redhat.com>
11977 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
11979 2002-02-19 David Edelsohn <edelsohn@gnu.org>
11981 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
11982 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
11983 (FP_SAVE_INLINE): Delete.
11985 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
11986 * config/rs6000/eabi.asm: Remove ABI save restore routines.
11987 * config/rs6000/t-ppccomm: Build crtsavres.o.
11988 * config/rs6000/crtsavres.asm: New file.
11990 2002-02-19 Philip Blundell <philb@gnu.org>
11992 * config/arm/arm.c (use_return_insn): Don't reject interrupt
11994 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
11995 (output_return_instruction): Allow interrupt functions to return with
11996 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
11997 (arm_expand_prologue): Subtract 4 before stacking LR in an
11998 interrupt function.
12000 2002-02-19 Philip Blundell <pb@nexus.co.uk>
12002 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
12003 decl, not just FUNCTION_DECL.
12004 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
12005 (arm_assemble_integer): Likewise.
12006 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
12009 2002-02-19 matthew green <mrg@eterna.com.au>
12011 * config.gcc (sparc-*-netbsdelf*): Enable target.
12012 (sparc64-*-netbsd*): New target.
12013 * config/sparc/netbsd-elf.h: New file.
12014 * config/sparc/t-netbsd64: New file.
12016 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
12018 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
12020 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
12022 * doc/invoke.texi: explicitly list the style guidelines that
12023 -Weffc++ checks for.
12025 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
12027 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
12029 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
12032 * gcc.c (cpp_unique_options): Treat -o as indicating object file
12033 only if not -E. If -E, pass -o through to the preprocessor.
12035 2002-02-19 Kazu Hirata <kazu@hxi.com>
12037 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
12038 register number with an appropriate macro.
12040 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
12042 * doc/rtl.texi (Constants): Close @code tag.
12044 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
12046 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
12047 ("mmx_uavgv4hi3"): Same.
12048 ("pmulhrwv4hi3"): Same.
12050 * tree-inline.c (walk_tree): Handle vectors.
12052 * c-common.c (constant_expression_warning): Handle vectors.
12053 (overflow_warning): Same.
12055 * sched-deps.c (sched_analyze_2): Handle vectors.
12057 * rtlanal.c (rtx_unstable_p): Handle vectors.
12058 (rtx_varies_p): Same.
12059 (count_occurrences): Same.
12060 (regs_set_between_p): Same.
12061 (modified_between_p): Same.
12062 (modified_in_p): Same.
12063 (volatile_insn_p): Same.
12064 (volatile_refs_p): Same.
12065 (side_effects_p): Same.
12066 (may_trap_p): Same.
12067 (inequality_comparisons_p): Same.
12068 (replace_regs): Same.
12069 (computed_jump_p_1): Same.
12071 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
12073 (inner_mode_array): New.
12074 (copy_rtx): Handle vectors.
12075 (copy_most_rtx): Same.
12076 (rtx_equal_p): Same.
12077 (get_mode_alignment): Adjust for vectors.
12079 * resource.c (mark_referenced_resources): Handle vectors.
12080 (mark_set_resources): Same.
12082 * reload1.c (eliminate_regs): Handle vectors.
12083 (elimination_effects): Same.
12084 (scan_paradoxical_subregs): Same.
12086 * reload.c (subst_reg_equivs): Handle vectors.
12088 * regrename.c (scan_rtx): Handle vectors.
12090 * regclass.c (reg_scan_mark_refs): Handle vectors.
12092 * recog.c (find_single_use_1): Handle vectors.
12094 * local-alloc.c (equiv_init_varies_p): Handle vectors.
12095 (contains_replace_regs): Same.
12096 (memref_referenced_p): Same.
12098 * integrate.c (copy_rtx_and_substitute): Handle vectors.
12099 (subst_constants): Same.
12101 * genattrtab.c (attr_copy_rtx): Handle vectors.
12102 (encode_units_mask): Same.
12103 (clear_struct_flag): Same.
12104 (count_sub_rtxs): Same.
12106 * gcse.c (want_to_gcse_p): Handle vectors.
12107 (oprs_unchanged_p): Same.
12108 (hash_expr_1): Same.
12109 (oprs_not_set_p): Same.
12110 (expr_killed_p): Same.
12111 (compute_transp): Same.
12112 (store_ops_ok): Same.
12114 * function.c (purge_addressof_1): Do not allow paradoxical subregs
12116 (fixup_var_refs_1): Same.
12117 (instantiate_virtual_regs_1): Same.
12119 * fold-const.c (operand_equal_p): Handle vectors.
12121 (rtl_expr_nonnegative_p): Same.
12123 * flow.c (mark_used_regs): Handle vectors.
12125 * df.c (df_uses_record): Handle vectors.
12127 * cselib.c (cselib_subst_to_values): Handle vectors.
12128 (cselib_mem_conflict_p): Same.
12131 * cse.c (canon_reg): Handle vectors.
12133 (cse_process_notes): Same.
12134 (count_reg_usage): Same.
12135 (canon_hash): Same.
12137 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
12139 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
12141 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
12142 (gen_rtx): Handle CONST_VECTOR.
12143 (gen_const_vector_0): New.
12144 (copy_rtx_if_shared): CONST_VECTORs can be shared.
12145 (reset_used_flags): Same.
12146 (copy_insn_1): Same.
12147 (initializer_constant_valid_p): Handle VECTOR_CST.
12149 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
12151 * doc/rtl.texi (Constants): Document const_vector.
12152 (CONST0_RTX): Update for vectors.
12153 (RTL sharing): Same.
12155 * print-tree.c (print_node): Add case for VECTOR_CST.
12157 * tree.h (TREE_VECTOR_CST_ELTS): New.
12158 (struct tree_vector): New.
12159 (union tree_node): Add vector node.
12160 (build_vector): Add prototype.
12162 * tree.def (VECTOR_CST): New.
12164 * tree.c (build_vector): New.
12166 * expmed.c (make_tree): Handle CONST_VECTOR.
12168 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
12169 (CONST_VECTOR_ELT): New.
12170 (CONST_VECTOR_NUNITS): New.
12172 * machmode.h (GET_MODE_INNER): New.
12173 (DEF_MACHMODE): Accept 8th arg.
12175 * machmode.def: Add 8th argument for vector inner mode.
12176 Add inner vector modes for vectors.
12178 * rtl.def (VEC_CONST): Remove.
12179 (CONST_VECTOR): New.
12181 * expr.c (clear_storage): Allow vectors.
12182 (is_zeros_p): Handle VECTOR_CST.
12184 * varasm.c (output_constant_pool): Handle vectors.
12185 (rtx_const): Add veclo and vechi fields.
12186 (kind): Add RTX_VECTOR.
12187 (decode_rtx_const): Add case for vector.
12189 * config/rs6000/rs6000-protos.h: Add zero_constant.
12191 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
12192 constants. Force easy vector constants into memory.
12193 (easy_vector_constant): New.
12194 (emit_easy_vector_constant): New.
12195 (rs6000_legitimize_reload_address): Do not generate bad reloads on
12198 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
12200 ("altivec_lvxl"): Same.
12201 (altivec_lvebx): Same.
12202 (altivec_lvehx): Same.
12203 (altivec_lvewx): Same.
12204 ("*movv4si_const0"): New.
12205 ("*movv4sf_const0"): New.
12206 ("*movv8hi_const0"): New.
12207 ("*movv16qi_const0"): New.
12209 2002-02-18 Kazu Hirata <kazu@hxi.com>
12211 * config/h8300/h8300.c (notice_update_cc): Use
12214 2002-02-18 Kazu Hirata <kazu@hxi.com>
12216 * config/h8300/h8300.md (divmod patterns): Change the
12217 constraints for operands[1] to register_operand.
12219 2002-02-18 Kazu Hirata <kazu@hxi.com>
12221 * config/h8300/h8300-protos.h: Remove the prototype for
12223 * config/h8300/h8300.c (p_operand): Remove.
12224 * config/h8300/h8300.md: Replace p_operand with
12227 2002-02-18 Philip Blundell <pb@nexus.co.uk>
12229 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
12231 (output_return_instruction): Allow use of LDR to unstack
12232 return addresss even for interrupt handlers or when
12233 interworking. If compiling for ARMv5, use interworking-safe
12234 return instructions by default. Remove duplicated code and
12235 lengthy "strcat" sequences.
12237 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12239 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
12240 (LINK_EH_SPEC): Define.
12241 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
12243 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
12245 * config/s390/s390.c (s390_emit_prologue): Do not set the
12246 frame_related flag for call-clobbered registers.
12248 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
12250 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
12251 (construct_container): Fix handling of SSE operands.
12252 (ix86_expand_builtin): Fix handling of 64bit pointers.
12253 (mmx_maskmovq_rex): New pattern.
12255 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
12257 * regrename.c (kill_set_value): Handle subregs properly.
12259 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
12261 * objc/objc-act.c (handle_impent): Remove leading '*'
12262 from objc_class_name.
12264 2002-02-17 Richard Henderson <rth@redhat.com>
12266 * config/alpha/alpha.c (some_small_symbolic_operand,
12267 some_small_symbolic_operand_1, split_small_symbolic_operand,
12268 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
12269 Handle small SYMBOL_REFs anywhere, not just inside memories.
12270 * config/alpha/alpha-protos.h: Update.
12271 * config/alpha/alpha.h (PREDICATE_CODES): Update.
12272 * config/alpha/alpha.md (small symbolic operand splitter): Update.
12274 2002-02-17 Roland McGrath <roland@frob.com>
12276 * config.gcc (powerpc-*-gnu-gnualtivec*,
12277 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
12278 * config/rs6000/gnu.h: New file.
12279 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
12280 Grok "gnu" in rs6000_abi_name.
12281 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
12282 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
12283 Grok -mcall-gnu analogous to -mcall-linux et al.
12284 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
12285 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
12286 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
12288 2002-02-17 Jakub Jelinek <jakub@redhat.com>
12291 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
12294 2002-02-17 Philipp Thomas <pthomas@suse.de>
12296 * config/cris/cris.h: Undefine STARTFILE_SPEC and
12297 ENDFILE_SPEC before (re)defining them.
12299 2002-02-17 Kazu Hirata <kazu@hxi.com>
12301 * config/h8300/h8300.c: Fix formatting.
12302 * config/h8300/h8300.h: Likewise.
12304 2002-02-17 Philipp Thomas <pthomas@suse.de>
12306 * doc/tm.texi: Explain why empty strings should not be
12307 marked for translation.
12309 2002-02-17 Philipp Thomas <pthomas@suse.de>
12311 * final.c (output_operand_lossage): Changed to accept
12312 printf style arguments. Change calls where necessary.
12313 * output.h (output_operand_lossage): Change declaration
12314 accordingly. Update copyright.
12315 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
12316 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
12317 Update copyright date where necessary.
12319 * config/i386/i386.c (print_operand): Likewise. Remove use of
12322 * config/cris/cris.c (cris_operand_lossage): Likewise.
12323 Rename parameter so that exgettext recognizes it as
12324 translatable message.
12325 (LOSE_AND_RETURN): Rename parameter to msgid.
12327 2002-02-17 Kazu Hirata <kazu@hxi.com>
12329 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
12330 hard coded register number with an appropriate macro.
12331 (HARD_REGNO_MODE_OK): Likewise.
12332 (ARG_POINTER_REGNUM): Likewise.
12333 (STATIC_CHAIN_REGNUM): Likewise.
12334 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
12335 * config/h8300/h8300.md (define_constants): Define more
12338 2002-02-17 Philipp Thomas <pthomas@suse.de>
12340 * config/i386/i386.h: Don't mark empty strings for translation.
12342 2002-02-16 H.J. Lu <hjl@gnu.org>
12344 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
12346 2002-02-16 Zack Weinberg <zack@codesourcery.com>
12348 * cppinit.c (merge_include_chains): Check for brack being
12349 NULL before attempting to merge it with qtail.
12351 2002-02-16 Andrew Cagney <ac131313@redhat.com>
12353 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
12356 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12358 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
12360 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
12362 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
12363 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
12364 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
12366 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12368 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
12369 now only if !TARGET_FIX.
12370 (*movsi_nt_vms_fix): New pattern.
12372 2002-02-16 Douglas B Rupp <rupp@gnat.com>
12374 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
12375 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
12376 (alpha_sa_mask, alpha_sa_size): Reflect above change.
12377 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
12378 (alpha_start_function, alpha_expand_epilogue): Likewise.
12379 (unicosmk_gen_dsib): Likewise.
12381 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12383 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
12385 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
12387 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
12388 check_and_change_labels, s390_final_chunkify): Delete.
12389 (s390_split_branches, s390_chunkify_pool): New functions.
12390 (s390_function_prologue): Call them.
12392 * config/s390/s390.h (S390_REL_MAX): Delete.
12393 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
12395 * config/s390/s390.md (cjump, icjump, jump): Fix length
12396 attribute calculation.
12399 2002-02-15 David Edelsohn <edelsohn@gnu.org>
12401 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
12402 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
12404 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
12406 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
12407 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
12408 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
12410 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
12412 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
12414 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
12416 * reload.c (find_dummy_reload): Check that an output register
12417 is valid for its mode.
12419 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
12421 * combine.c (known_cond): After replacing the REG of a SUBREG, try
12424 * function.c (assign_parms): Demote promoted argument passed by
12425 transparent reference.
12427 2001-02-14 Joel Sherrill <joel@OARcorp.com>
12429 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
12430 -Acpu() and -Amachine() to eliminate warnings.
12432 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
12434 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
12436 2002-02-14 Kazu Hirata <kazu@hxi.com>
12438 * config/h8300/h8300-protos.h: Update the prototype for
12440 * config/h8300/h8300.c (const_costs): Treat SET as a little
12441 more expensive operation.
12442 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
12443 reference to const_costs.
12445 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
12447 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
12449 2002-02-14 Jakub Jelinek <jakub@redhat.com>
12452 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
12453 use arguments from newtype.
12455 2002-02-13 Eric Christopher <echristo@redhat.com>
12457 * config/mips/mips.c (override_options): Add check for march/mipsX
12458 on the same command line. Fix error message in cpu processing.
12459 Remove architecture and ISA checks.
12461 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
12463 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
12465 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
12467 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
12469 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
12471 ("*movv8hi_internal1"): Same.
12472 ("*movv16qi_internal1"): Same.
12473 ("*movv4sf_internal1"): Same.
12475 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
12476 not push_reload for altivec modes.
12478 2002-02-13 Joel Sherrill <joel@OARcorp.com>
12480 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
12481 all RTEMS targets including removal of #includes from config/*/rtems*.h
12482 file and adding them to tm_file setting. Added xm_defines=POSIX to
12484 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
12485 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
12486 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
12487 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
12488 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
12489 config/m68k/rtemself.h: Ditto.
12490 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
12491 config/mips/rtems64.h: Ditto.
12492 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
12493 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
12495 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
12496 config/sparc/rtemself.h: Ditto.
12497 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
12498 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
12499 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
12501 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
12502 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
12503 target made more similar to i386-elf.
12504 * config/i386/t-rtems-i386: Added soft float support and multilibs.
12505 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
12506 be similar to config/m68k/t-m68kelf.
12507 * gthr-rtems.h: Encapsulate with extern "C" for C++.
12509 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
12511 * regmove.c (kill_value): Handle subregs.
12513 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
12515 * i386.md (mul patterns): Allow memory operand to be first;
12516 add expanders where needed; fix constraints.
12517 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
12518 Allow memory operand to be the first.
12520 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
12523 2002-02-13 Jakub Jelinek <jakub@redhat.com>
12526 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
12529 2002-02-13 Jakub Jelinek <jakub@redhat.com>
12531 PR optimization/5547:
12532 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
12533 all valid IA-32 address modes involving non-scaled %ebx and
12534 GOT/GOTOFF as displacement.
12536 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
12538 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
12539 after emitting ltorg insns.
12541 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
12542 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
12543 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
12544 *abssf2): Fix "op_type" attribute.
12546 2002-02-13 Douglas B Rupp <rupp@gnat.com>
12548 * mkconfig.sh: Avoid using a subshell redirect.
12549 ($output.T): Change to $(output)T.
12550 (ENABLE_NLS): Remove unneeded undef.
12552 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
12553 * config/alpha/x-vms (libsubdir): Define.
12555 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
12556 register frame procedures. Optimize retrieving context.
12558 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
12559 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
12560 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
12562 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12564 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
12565 Make same change as for find_base_value.
12567 2002-02-13 Kazu Hirata <kazu@hxi.com>
12569 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
12570 of QImode and SImode.
12572 2002-02-13 Kazu Hirata <kazu@hxi.com>
12574 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
12575 length computation of movsi.
12576 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
12578 2002-02-13 Kazu Hirata <kazu@hxi.com>
12580 * config/h8300/h8300.md (subqi3): Tighten the predicate for
12581 operands[2] to register_operand.
12583 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
12585 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
12587 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
12589 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
12590 for altivec_lvx* and altivec_stvx*.
12591 ("*movv4si_internal"): Add constraint for loading from GPRs.
12592 ("*movv8hi_internal1"): Same.
12593 ("*movv16qi_internal1"): Same.
12594 ("*movv4sf_internal1"): Same.
12596 * config/rs6000/rs6000.c (altivec_register_operand): New.
12598 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
12599 altivec_register_operand.
12601 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
12603 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
12606 2002-02-13 Stan Shebs <shebs@apple.com>
12608 * c-typeck.c (digest_init): Handle vectors.
12609 (really_start_incremental_init): Same.
12610 (pop_init_level): Same.
12611 (process_init_element): Same.
12613 * varasm.c (output_constant): Same.
12615 * expr.c (clear_storage): Same.
12616 (store_constructor): Same.
12618 2002-02-12 Eric Christopher <echristo@redhat.com>
12620 * explow.c (hard_function_value): Add comment explaining
12621 signed/unsigned comparison.
12623 2002-02-12 Jakub Jelinek <jakub@redhat.com>
12625 * jump.c (never_reached_warning): Add finish argument.
12626 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
12627 real insn after end.
12628 * rtl.h (never_reached_warning): Adjust prototype.
12629 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
12630 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
12631 never_reached_warning.
12633 2002-02-12 Graham Stott <grahams@redhat.com>
12635 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
12637 2002-02-12 Kazu Hirata <kazu@hxi.com>
12639 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
12640 logical shifts on H8/300.
12641 (shift_alg_si): Improve several shifts on H8/300.
12642 (get_shift_alg): Likewise.
12644 2002-02-12 Graham Stott <grahams@redhat.com>
12646 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
12648 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12650 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
12651 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
12653 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
12655 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
12656 non-CONST_INT through default_assemble_integer.
12657 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
12658 <case 8>: Abort for CONST_DOUBLE.
12660 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
12662 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
12664 * config/pa/pa-linux.h (LIB_SPEC): Delete.
12665 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
12667 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
12669 * config/stormy16/stormy16.md (zero_extendqihi2): New.
12671 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
12673 * regrename.c (regrename_optimize): Don't accept a
12674 part-clobbered register if the replaced register is not part
12677 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
12678 take padding into account when computing the argument value.
12680 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
12682 * combine.c (try_combine): Apply substitutions in
12683 CALL_INSN_FUNCTION_USAGE too.
12685 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
12687 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
12688 __builtin_altivec_abs*.
12691 * config/rs6000/rs6000.h (rs6000_builtins): Add
12692 ALTIVEC_BUILTIN_ABS*.
12694 * config/rs6000/altivec.h: Use const char for builtins expecting
12696 (vec_abs): New versions for C and C++.
12699 2002-02-10 Kazu Hirata <kazu@hxi.com>
12701 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
12704 2002-02-10 Kazu Hirata <kazu@hxi.com>
12706 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
12707 constant definition from h8300.md.
12708 (FRAME_POINTER_REGNUM): Likewise.
12709 * config/h8300/h8300.md (define_constants): Add FP_REG.
12711 2002-02-10 Kazu Hirata <kazu@hxi.com>
12713 * config/h8300/h8300.c (print_operand): Remove redundant code.
12715 2002-02-10 Kazu Hirata <kazu@hxi.com>
12717 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
12718 * config/h8300/h8300.c (byte_reg): Make it static.
12720 2002-02-10 Richard Henderson <rth@redhat.com>
12723 * c-typeck.c (incomplete_type_error): Handle flexible array members.
12725 2002-02-10 Richard Henderson <rth@redhat.com>
12728 * tree.c (append_random_chars): Don't abort if main_input_filename
12731 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
12733 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
12735 2002-02-10 Kazu Hirata <kazu@hxi.com>
12737 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
12738 (pushhi1): Likewise.
12740 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
12742 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
12743 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
12745 2002-02-09 David O'Brien <obrien@FreeBSD.org>
12747 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
12749 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
12751 2002-02-09 Kazu Hirata <kazu@hxi.com>
12753 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
12754 a half of an SImode register on H8/300.
12756 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
12758 * i386.md (movdi_2): Add missing '!'.
12760 2002-02-09 Kazu Hirata <kazu@hxi.com>
12762 * config/h8300/h8300.h: Fix formatting. Remove commented-out
12765 2002-02-09 Kazu Hirata <kazu@hxi.com>
12767 * config/h8300/h8300.md (length): Correct the distance valid
12768 for the short branch.
12770 2002-02-09 Kazu Hirata <kazu@hxi.com>
12772 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
12774 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
12776 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
12777 registers in SImode.
12778 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
12781 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
12784 Contribute sh64-elf.
12785 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
12786 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
12787 (sh_cannot_modify_jumps_p): New function.
12788 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
12789 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
12790 (sh_ms_bitfield_layout_p): New function.
12791 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
12792 Zack Weinberg <zack@codesourcery.com>
12793 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
12794 expand_simple_binop instead of expand_binop.
12795 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
12796 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
12797 use of .quad and .uaquad.
12798 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
12799 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
12800 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12801 * config/sh/sh.md (movdi_const, movdi_const_32bit,
12802 movdi_const_16bit): Make sure all CONSTs have modes.
12803 (sym2PIC): Ditto, but by adjusting all callers.
12804 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
12805 if the prologue calls the SHmedia argument decoder or register
12807 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12808 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
12809 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
12810 (sh_expand_epilogue): Don't emit USE of return target register.
12811 (prepare_move_operands): Legitimize DImode PIC addresses.
12812 (sh_media_register_for_return): Skip tr0, used to initialize the
12814 (sh_expand_prologue): Remove explicit USE of return register.
12815 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
12816 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
12817 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
12818 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
12819 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
12820 EXTRA_CONSTRAINT_T.
12821 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
12822 (MOVI_SHORI_BASE_OPERAND_P): New.
12823 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
12824 (EXTRA_CONSTRAINT_T): Define in terms of them.
12825 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
12826 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
12827 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
12828 alternatives supporting TARGET_REGS.
12829 (UNSPEC_GOTPLT): New constant.
12830 (movdi split): Move incrementing of LABEL_NUSES...
12831 (movdi_const, movdi_const_32bit): Here. Use
12832 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
12833 (movdi_const_16bit): New.
12834 (call, call_value) [flag_pic]: Use GOTPLT.
12835 (call_pop, call_value_pop): New expands.
12836 (call_pop_compact, call_pop_rettramp): New insns.
12837 (call_value_pop_compact, call_value_pop_rettramp): New insns.
12838 (sibcall) [flag_pic]: Use GOT.
12839 (builtint_setjmp_receiver): Remove bogus, unused expand.
12840 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
12841 (*pt, *ptb, ptrel): New insns.
12842 (sym2GOT): Handle DImode GOT.
12843 (sym2GOTPLT, symGOTPLT2reg): New expands.
12844 (sym2PIC): New expand.
12845 (shcompact_return_tramp): Use GOTPLT to return trampoline.
12846 (shcompact_return_tramp_i): Use return register explicitly.
12847 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
12848 disable flag_reorder_blocks.
12849 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
12850 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
12851 clobbers, for clarity.
12852 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
12853 restoring of r0 in macl as MAYBE_DEAD.
12854 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
12855 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
12856 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
12857 alter_subreg all over.
12858 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
12859 reload, instead of emitting instructions that would require
12861 (casesi_load_media): Add missing modes.
12862 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
12863 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
12864 as used if the argument decoder is called.
12865 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
12866 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
12867 Pmode, then extend it to DImode if necessary.
12868 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
12869 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
12870 constants in FPU-enabled SHmedia, let them be loaded from memory.
12871 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
12872 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
12873 Adjust whitespace in assembly output templates.
12874 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
12875 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
12876 mode of if_then_else.
12877 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
12878 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
12880 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
12881 Joern Rennecke <amylaar@redhat.com>
12882 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
12883 (SUBTARGET_CPP_PTR_SPEC): New.
12884 (SUBTARGET_CPP_SPEC): Remove.
12885 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
12886 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
12887 Fix typo in previous checkin.
12888 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
12889 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
12890 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
12891 Alexandre Oliva <aoliva@redhat.com>
12892 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
12893 what single FP register can hold for SHmedia target.
12894 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
12895 Alexandre Oliva <aoliva@redhat.com>
12896 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
12897 Do not split into SUBREG.
12898 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
12899 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
12900 and added new functions as specified in SH5 ABI r9.
12901 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
12902 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
12904 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
12905 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
12906 gen_consttable_4 and gen_consttable_8. Emit multiple labels
12907 and consttable_window_ends.
12908 2001-06-03 Graham Stott <grahams@redhat,com>
12909 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
12910 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
12911 * config/sh/sh.c (print_operand): Handle floating-point pair,
12912 vector and matrix registers.
12913 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
12914 vector modes into account.
12915 * config/sh/sh.md (movv2sf): Split move between registers into
12917 (movv4sf, movv16sf): Introduce insns that get split only after
12919 * config/sh/shmedia.h: Fix Copyright dates.
12920 * config/sh/ushmedia.h: Likewise. Move loop counter
12921 declarations into conditionals that uses them.
12922 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
12924 * config/sh/sshmedia.h: Fix Copyright dates.
12925 (sh_media_PUTCFG): Fix constraints.
12926 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
12927 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
12928 ptrmemfunc_vbit_in_delta for SH5.
12929 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
12930 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
12931 * invoke.texi: Likewise.
12932 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
12933 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
12934 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
12935 GCC_pop_shmedia_regs_nofpu): New global symbols.
12936 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
12937 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
12938 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
12939 compact function with nonlocal labels.
12940 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
12941 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
12942 (initial_elimination_offset): Account for their stack space.
12943 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
12944 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
12945 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
12946 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
12947 least one of the operands to be a register.
12948 (movv2sf): Likewise. Renamed to movv2sf_i.
12949 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
12950 prepare_move_operands() before emitting SHmedia insns.
12951 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
12952 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
12953 Don't save nor initialize r12. Don't mis-align the stack.
12954 Pad the code with a nop.
12955 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
12957 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
12958 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
12959 [__SHMEDIA__]: Implement.
12960 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
12961 * config/sh/sh.md: Set latency of `pt' closer to reality.
12962 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
12963 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
12964 Set move, load and store type attributes.
12965 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
12966 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
12968 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
12969 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
12970 * config/sh/sh.c (sh_media_register_for_return): New function.
12971 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
12972 branch-target register.
12973 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
12974 * config/sh/sh.md (return_media_i): Use any call-clobbered
12975 branch-target register.
12976 (return_media): If r18 wasn't copied in the prologue, copy it
12978 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
12979 Clear class FP0_REGS.
12980 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
12982 2001-03-08 DJ Delorie <dj@redhat.com>
12983 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
12984 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
12985 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
12986 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
12987 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
12988 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
12989 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
12990 return value correctly for call_cookie.
12991 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
12992 * config/sh/crt1.asm (start): Modified so as to call
12993 ___setup_argv_and_call_main.
12994 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
12995 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
12997 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
12998 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
12999 (STRIP_NAME_ENCODING): Use it.
13000 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
13001 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
13002 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
13003 prepare_scc_operands().
13004 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
13005 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
13006 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
13007 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
13008 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
13009 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
13010 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
13011 used in shcompact_incoming_args.
13012 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
13014 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
13016 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
13017 Adjust accordingly.
13018 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13019 Simplify. Adjust. Add sanity check.
13020 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
13022 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
13024 (udivsi3, divsi3): Use them.
13025 (force_mode_for_call): New insn.
13026 (call, call_value, sibcall_value): Emit it before SHcompact
13028 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
13029 * config/sh/sh.md (call, call_value, sibcall): Make sure the
13030 call cookie is non-NULL before taking its value.
13031 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
13032 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
13033 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
13034 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
13036 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
13037 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
13038 temporary for stack adjusts. Use MACL and MACH to pass
13039 arguments to shcompact_incoming_args.
13040 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
13042 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
13043 (nested_trampoline): Load static chain address into r1.
13044 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
13045 2001-01-07 Alexandre Oliva <aoliva@redhat.com
13046 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
13047 fp_arith_reg_operand().
13048 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
13049 * config/sh/sh.md (casesi): Sign-extend the first two operands,
13050 and use signed compares for them.
13051 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
13052 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
13053 ones properly aligned.
13054 (find_barrier): Account for extra alignment needed for 8-byte wide
13056 (machine_dependent_reorg): Require a label for the second 4-byte
13057 constant after an 8-byte one.
13058 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
13060 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13061 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
13062 last_float when switching float modes.
13063 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
13064 auto-increment for general-purpose registers.
13065 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
13067 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
13069 * config/sh/sh.c (sh_builtin_saveregs): Support using all
13070 registers for varargs.
13071 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
13072 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
13073 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
13074 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
13075 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
13076 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
13077 call_cookie accordingly.
13078 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
13079 (SHCOMPACT_BYREF): Likewise.
13080 (SHCOMPACT_FORCE_ON_STACK): New macro.
13081 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
13082 (sh_builtin_saveregs): Likewise.
13083 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
13084 shcompact_incoming_args): Use new shift values. Support
13085 sequences of consecutive and non-consecutive pushes/pops.
13086 * config/sh/sh.md (return): Don't explicitly use PR_REG.
13087 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
13088 * config/sh/sh.h (TEXT_SECTION): Define.
13089 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
13090 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
13091 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
13092 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
13093 return values on FPU-enabled SHmedia.
13094 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
13095 FPU-enabled SHmedia.
13096 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
13097 value is returned in a non-FP reg and is not returned by
13099 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
13101 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
13102 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
13103 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
13104 quad-aligned to be passed by callee-copy reference.
13105 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13106 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
13107 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
13108 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
13109 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
13110 copying low-numbered FP regs to r7 and r8.
13111 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
13112 FP regs to general-purpose regs only if the copy was passed on the
13114 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
13115 copying FP reg to r9.
13116 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
13117 copy FP regs to general-purpose regs only in outgoing calls.
13118 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
13119 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
13121 * config/sh/sh.h (struct sh_args): Document all fields.
13122 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
13123 passed partially on the stack should not consider making
13125 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
13126 stack_regs only for incoming calls. When passing FP args,
13127 make sure there are FP regs available before modifying
13129 (SHCOMPACT_BYREF): Pass double args in general-purpose
13130 registers by reference.
13131 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
13132 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
13133 attempt to generate sibcalls if the caller got any arguments
13135 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
13136 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
13137 to 8-byte boundaries.
13138 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
13139 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
13140 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
13141 stored in the stack.
13142 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
13143 for the offsets to have the ISA bit set.
13144 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
13145 invocation. Use beq instead of bgt to mark end of sequence of
13147 (shcompact_incoming_args): Fix store of r2. Use beq instead of
13148 bgt to mark end of sequence of stores.
13149 * config/sh/sh.c (arith_operand): Don't check whether
13150 CONST_OK_FOR_J for now.
13151 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
13152 instead of long for conversion.
13153 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
13154 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
13155 before passing it to fprintf.
13156 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
13157 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
13158 Call set_fpscr before reading/writing SR.
13159 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
13161 * config/sh/lib1funcs.asm: Add `.align 2' directives before
13163 (FMOVD_WORKS): Define on SH5 with FPU.
13164 (set_fpscr): Define on SH5. Remove separate _fpscr_values
13166 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
13168 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
13169 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
13171 (ia_main_table): Ditto.
13172 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
13173 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
13174 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
13175 the definitions from sh.h.
13176 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
13178 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
13179 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
13180 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
13181 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
13182 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
13183 Increment LABEL_NUSES.
13185 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
13187 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
13189 * config/sh/elf.h (SIZE_TYPE): Likewise.
13190 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
13191 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
13192 shcompact_incoming_args): Load switch table addresses using
13194 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
13195 (NO_BUILTIN_SIZE_TYPE): Define.
13196 (SIZE_TYPE): Don't define.
13197 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
13198 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
13199 definition of __SH5__=32 for -m5-compact-nofpu.
13200 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
13202 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
13203 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
13204 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
13205 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
13206 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
13207 (INSN_LENGTH_ALIGNMENT): Likewise.
13208 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
13209 * config/sh/sh.md (call, call_value, sibcall): Simplify
13210 copying of non-branch-target register.
13211 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
13212 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
13213 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
13214 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
13215 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
13216 floating-point values as structs.
13217 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
13218 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
13219 general-purpose register.
13220 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
13221 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
13222 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
13223 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
13224 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
13225 (ENCODE_SECTION_INFO): Enclose variables and constants in
13227 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
13228 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
13229 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
13230 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
13231 only for LABEL_REFs. For SYMBOL_REFs, prepend
13232 SH_DATALABEL_ENCODING to the symbol name.
13233 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
13235 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
13236 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
13238 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
13239 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
13240 (DATALABEL_REF_P): Don't require CONST.
13241 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
13243 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
13244 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
13246 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
13247 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
13248 Use shallow_copy_rtx and PUT_MODE to change the mode of
13249 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
13250 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
13251 on SHmedia using GENERAL_REGs.
13252 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
13253 bltu_media_i): Fix reversion of conditions.
13254 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
13255 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
13256 * config/sh/sh.c (output_far_jump): Save r13 in macl.
13257 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
13258 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
13259 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
13260 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
13261 (GCC_nested_trampoline): Likewise.
13262 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
13263 * config/sh/sh.c (gen_datalabel_ref): Define.
13264 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
13265 (INITIALIZE_TRAMPOLINE): Likewise.
13266 (TRAMPOLINE_ADJUST_ADDRESS): Define.
13267 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
13268 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
13269 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
13270 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
13271 (ic_invalidate): Adjust for SH5.
13272 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
13273 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
13274 _nested_trampoline.
13275 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
13276 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
13277 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
13278 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
13279 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
13280 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
13281 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
13282 * config/sh/sh.c (target_reg_operand): Match only target-branch
13283 registers and pseudos that aren't virtual registers.
13284 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
13285 Copy operands that don't match target_reg_operand to pseudos.
13286 (call_media, call_value_media, sibcall_media): Use
13287 target_reg_operand instead of target_operand.
13288 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
13289 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
13290 * config/sh/sh.c (target_reg_operand): Match hardware registers
13291 other than branch-target registers.
13292 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
13293 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
13294 (fpscr_values) [SH5 == 32]: Define.
13295 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
13296 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
13297 Handle function addresses coming in SUBREGs.
13298 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
13299 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
13300 shcompact_return_trampoline): Use datalabel where appropriate.
13301 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
13302 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
13303 general-purpose register to copy one branch-target register to
13305 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
13306 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
13307 SYMBOL_REFs with VOIDmode.
13308 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
13309 bltu_media_i): New insns.
13310 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
13311 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
13312 (INIT_CUMULATIVE_ARGS): Likewise.
13313 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
13314 * machmode.def (V16SFmode): New mode.
13315 * c-common.c (type_for_mode): Support V2SF and V16SF.
13316 * tree.c (build_common_tree_nodes_2): Likewise.
13317 * tree.h (tree_index): Likewise.
13318 * calls.c (emit_call_1): Take args_so_far. Adjust all
13319 callers. Introduce CALL_POPS_ARGS.
13320 * tm.texi (CALL_POPS_ARGS): Document.
13321 * config/sh/crt1.asm: Implement in SHmedia mode.
13322 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
13323 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
13324 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
13325 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
13326 Implement divsi and udivsi in SHmedia mode. Introduce
13327 SHcompact trampolines.
13328 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
13330 (regno_reg_class): Rewrite.
13331 (fp_reg_names): Remove.
13332 (sh_register_names, sh_additional_register_names): New.
13333 (print_operand): Added `u'. Support SUBREGs in addresses.
13334 Add parentheses around shifted CONSTs.
13335 (output_file_start): Output .mode and .abi directives.
13336 (shiftcosts, addsubcosts, multcosts): Adjust.
13337 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
13338 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
13339 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
13340 bytes, not registers. Take into account the need for the
13341 SHcompact incoming args trampoline. Adjust all callers.
13342 (sh_expand_prologue): Take stack_regs into account. Call
13343 incoming args trampoline. Keep stack aligned as per SH5 ABI.
13344 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
13345 stack aligned as per SH5 ABI.
13346 (sh_builtin_saveregs): Support SH5 ABI.
13347 (sh_build_va_list, sh_va_start): Likewise.
13348 (initial_elimination_offset): Take alignment into account.
13349 Compute location of PR according to the SH5 stack frame.
13350 (arith_reg_operand): Reject branch-target registers.
13351 (shmedia_6bit_operand): New.
13352 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
13353 (target_reg_operand): Match DImode only. Accept SUBREGs.
13354 (target_operand): New.
13355 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
13356 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
13357 SIBCALL_REGS for SHmedia.
13358 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
13359 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
13360 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
13361 (TARGET_SWITCHES): New SH5 flags.
13362 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
13363 VALID_REGISTER_P to disable unsupported registers.
13364 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
13365 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
13366 (FUNCTION_ARG_PADDING): Define.
13367 (FASTEST_ALIGNMENT): Adjust.
13368 (SH_REGISTER_NAMES_INITIALIZER): New.
13369 (sh_register_names): Declare.
13370 (DEBUG_REGISTER_NAMES): Define.
13371 (REGISTER_NAMES): Define based on sh_register_names.
13372 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
13373 (sh_additional_register_names): Declare.
13374 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
13375 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
13376 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
13377 (REGISTER_NATURAL_MODE): Define.
13378 (FIRST_PSEUDO_REGISTER): Adjust.
13379 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
13380 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
13381 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
13382 (VECTOR_MODE_SUPPORTED_P): Define.
13383 (REG_CLASS_CONTENTS): Adjust.
13384 (SMALL_REGISTER_CLASSES): Adjust.
13385 (REG_ALLOC_ORDER): Adjust.
13386 (INDEX_REG_CLASS): Adjust.
13387 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
13388 (CONST_OK_FOR_LETTER_P): Adjust.
13389 (PREFERRED_RELOAD_CLASS): Adjust.
13390 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
13391 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
13392 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
13393 (FIRST_FP_PARM_REG): Adjust.
13394 (CALL_POPS_ARGS): Define.
13395 (FUNCTION_ARG_REGNO_P): Adjust.
13396 (struct sh_args): New fields.
13397 (GET_SH_ARG_CLASS): Adjust.
13398 (INIT_CUMULATIVE_ARGS): Adjust.
13399 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
13400 (FUNCTION_ARG_ADVANCE): Adjust.
13401 (FUNCTION_ARG): Adjust.
13402 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
13403 (FUNCTION_ARG_CALLEE_COPIES): Define.
13404 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
13405 (STRICT_ARGUMENT_NAMING): Define.
13406 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
13407 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
13408 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
13409 (SETUP_INCOMING_VARARGS): Adjust.
13410 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
13411 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
13412 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
13413 (SUBREG_OK_FOR_INDEX_P): Adjust.
13414 (EXTRA_CONSTRAINT_S): Update.
13415 (EXTRA_CONSTRAINT_T): New.
13416 (EXTRA_CONSTRAINT): Adjust.
13417 (GO_IF_LEGITIMATE_INDEX): Adjust.
13418 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
13419 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
13420 (MOVE_MAX): Adjust.
13421 (MAX_MOVE_MAX): Define.
13423 (CONST_COSTS): Adjust.
13424 (REGISTER_MOVE_COST): Adjust.
13425 (BRANCH_COST): Adjust.
13426 (TEXT_SECTION_ASM_OP): Adjust.
13427 (DBX_REGISTER_NUMBER): Adjust.
13428 (ASM_OUTPUT_DOUBLE_INT): New.
13429 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
13430 (PREDICATE_CODES): Adjust.
13431 (PROMOTE_MODE): Adjust.
13432 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
13433 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
13434 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
13435 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
13436 (DR0_REG, DR2_REG, DR4_REG): Renumber.
13437 (TR0_REG, TR1_REG, TR2_REG): New.
13438 (XD0_REG): Renumber.
13439 (UNSPEC_COMPACT_ARGS): New.
13440 (type): Added pt and ptabs.
13441 (length): Default to 4 on SHmedia. Default pt length to 12
13442 and 20 on SHmedia32 and SHmedia64, respectively.
13443 (pt): New function unit.
13444 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
13445 Add whitespace between operands of SHmedia instructions.
13447 (adddi3_media, addsi3_media): Adjust constraints.
13448 (subsi3) [SHmedia]: Force operand 1 into a register.
13449 (udivsi3_i1_media, udivsi3_i4_media): New.
13450 (udivsi3): Support SHmedia.
13451 (divsi3_i1_media, divsi3_i4_media): New.
13452 (divsi3): Support SHmedia.
13453 (anddi3, iordi3, xordi3): Adjust constraints.
13454 (zero_extendhidi2, zero_extendqidi2): New.
13455 (extendsidi2, extendhidi2, extendqidi2): New.
13456 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
13457 (pop_e, pop_fpul, pop_4): Likewise.
13458 (movsi_media): Support FP and BT registers.
13459 (movsi_media_nofpu): New. Adjust splits to DImode.
13460 (lduw, ldub): Renamed to zero_extend* above.
13461 (movqi_media): Fix typo.
13462 (movdi_media): Support FP and BT registers.
13463 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
13464 (movdi_const_32bit): New.
13465 (shori_media): Require immediate operand. Use `u' for output.
13466 (movdf_media, movsf_media): Simplified.
13467 (movdf_media_nofpu, movsf_media_nofpu): New.
13468 (movdf, movsf): Adjust
13469 (movv2sf, movv2sf, movv16sf): New.
13470 (beq_media, beq_media_i): Adjust constraints. Don't use
13471 scratch BT register.
13472 (bne_media, bne_media_i): Likewise.
13473 (bgt_media, bgt_media_i): Likewise.
13474 (bge_media, bge_media_i): Likewise.
13475 (bgtu_media, bgtu_media_i): Likewise.
13476 (bgeu_media, bgeu_media_i): Likewise.
13477 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
13478 bunordered): Emit jump insn. Force operands to registers when
13480 (jump_media, jump): Simplify.
13481 (call_compact, call_compact_rettramp): New.
13482 (call_value_compact, call_value_compact_rettramp): New.
13483 (call_media, call_value_media): Simplify.
13484 (sibcall_compact, sibcall_media): New.
13485 (call, call_value): Adjust for SHmedia and SHcompact.
13486 (sibcall, sibcall_value, untyped_call): Likewise.
13487 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
13488 (indirect_jump): Adjust for SHmedia.
13489 (casesi_jump_media): New.
13490 (nop): Re-enable for SHmedia.
13491 (call_site): Restrict to SH1.
13492 (casesi): Adjust for SHmedia.
13493 (casesi_shift_media, casesi_load_media): New.
13494 (return): Explicitly use PR register. Call return trampoline
13496 (return_i): Explicitly use PR register.
13497 (shcompact_return_tramp, shcompact_return_tramp_i): New.
13498 (return_media): Adjust.
13499 (shcompact_incoming_args): New.
13500 (epilogue): Adjust.
13501 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
13502 (movstrsi): Disable on SH5.
13503 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
13504 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
13505 (subsf3, subsf3_media): Likewise.
13506 (mulsf3, mulsf3_media, mac_media): Likewise.
13507 (divsf3, divsf3_media): Likewise.
13508 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
13509 (floatsisf2, fux_truncsfsi2): Likewise.
13510 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
13512 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
13513 (cmpunsf_media, cmpsf): Likewise.
13514 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
13515 (abssf2, abssf2_media): Likewise.
13516 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
13517 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
13518 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
13519 (floatsidf2, fix_truncdfsi2): Likewise.
13520 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
13522 (cmpeqdf_media, cmpgtdf_media): Likewise.
13523 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
13524 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
13525 (absdf2, absdf2_media): Likewise.
13526 (extendsfdf2, extendsfdf2_media): Likewise.
13527 (truncsfdf2, truncsfdf2_media): Likewise.
13528 * config/sh/sh64.h: New file.
13529 * config/sh/t-sh64: New file.
13530 * config/sh/shmedia.h: New file.
13531 * config/sh/ushmedia.h: New file.
13532 * config/sh/sshmedia.h: New file.
13533 * configure.in: Added sh64-*-elf.
13534 * configure: Rebuilt.
13535 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
13536 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
13537 (reg_class_from_letter): Use `b' for TARGET_REGS.
13538 (print_operand): Support `%M', `%m', `AND' and
13539 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
13540 (andcosts): Adjust for SHmedia.
13541 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
13543 (target_reg_operand): New function.
13544 * config/sh/sh-protos.h (target_reg_operand): Declare.
13545 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
13546 FP registers on SH5.
13547 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
13549 (TARGET_REGISTER_P): New macro.
13550 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
13551 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
13552 (EXTRA_CONSTRAINT_S): New macro.
13553 (EXTRA_CONSTRAINT): Adjust.
13554 (FLOAT_TYPE_SIZE): Define to 32.
13555 (Pmode): DImode on SHmedia.
13556 (CONST_COSTS): Adjust for SHmedia literals.
13557 (PREDICATE_CODES): Added target_reg_operand.
13558 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
13559 * config/sh/sh.md: Remove all attrs from SHmedia insns.
13560 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
13561 (cmpdi): Accept SHmedia.
13562 (movdicc_false, movdicc_true): New insns.
13563 (movdicc): New expand.
13564 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
13566 (addsi3_media): Match `S' constraint.
13567 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
13568 (negdi2): Expand for SHmedia.
13569 (one_cmpldi2): New expand.
13570 (zero_extendsidi2): Change from expand to insn.
13571 (extendsidi2): Add constraints.
13572 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
13573 LD/ST address. Fix SI immediate loading split.
13574 (movhi_media, movqi_media, lduw, ldub): New insns.
13575 (movhi, movqi): Accept SHmedia.
13576 (shori_media, movdi_media): Relax input constraints. Split
13577 symbolic constants.
13578 (movdf_media, movsf_media): New insn. New split to movdi.
13579 (movdf, movsf): Match on SHmedia.
13580 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
13581 bgeu_media): New insns and splits. New insns with `_i' suffix.
13582 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
13583 (bunordered): New expand.
13584 (jump_compact): Renamed from `jump'.
13585 (jump_media): New insn.
13586 (jump): New expand.
13587 (call_media, call_value_media): New insns.
13588 (call, call_value): Adjust.
13589 (indirect_jump_compact): Renamed from `indirect_jump'.
13590 (indirect_jump_media): New insn.
13591 (indirect_jump): New expand.
13592 (untyped_call, return): Accept SHmedia.
13593 (return_media): New insn.
13594 (prologue, epilogue, blockage): Accept SHmedia.
13595 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
13596 (sunordered): New expand.
13597 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
13598 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
13599 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
13600 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
13601 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
13602 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
13603 abssf2_media): New insns.
13604 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
13605 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
13606 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
13607 floatdidf2, floatsidf2_media, fix_truncdfdi2,
13608 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
13609 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
13610 absdf2_media): New insns.
13611 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
13612 (extendsfdf2_media, truncdfsf2_media): New insns.
13613 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
13614 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
13615 * config/sh/sh.h (CONST_OK_FOR_J): Document.
13616 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
13617 * config/sh/sh.md (adddi3): New expand.
13618 (adddi3_media, adddi3z_media): New insns.
13619 (adddi3_compact): Renamed from adddi3.
13620 (addsi3_media): Use add.l r63 to add constant zero.
13621 (subdi3): New expand.
13622 (subdi3_media): New insn.
13623 (subdi3_compact): Renamed from subdi3.
13624 (mulsidi3): New expand.
13625 (mulsidi3_media): New insn.
13626 (mulsidi3_compact): Renamed from mulsidi3.
13627 (umulsidi3): New expand.
13628 (umulsidi3_media): New insn.
13629 (umulsidi3_compact): Renamed from umulsidi3.
13630 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
13631 (ashlsi3, ashrsi3, lshrsi3): Use them.
13632 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
13633 (ashldi3, ashrdi3, lshrdi3): Use them.
13634 (zero_extendsidi2): New expand.
13635 (extendsidi2): New insn.
13636 (movsi_media): New insn. Split to movdi to load constants.
13637 (movsi): Enable for shmedia.
13638 (movdi_media): New insn. Use shori_media to load wide constants.
13639 (short_media): New insn.
13640 (movdi): Enable for shmedia.
13641 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
13642 * config/sh/sh.h (CPP_SPEC): Added `m5'.
13643 (SUBTARGET_CPP_SPEC): Added `!m5'.
13644 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
13645 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
13646 to all other SH variants.
13647 (TARGET_DEFAULT): Set to SH1_BIT.
13648 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
13649 (BITS_PER_WORD): Raise to 64 on shmedia.
13650 (MAX_BITS_PER_WORD): Change to 64.
13651 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
13652 (INT_TYPE_SIZE): Keep as 32.
13653 (UNITS_PER_WORD): Raise to 8 on shmedia.
13654 (MIN_UNITS_PER_WORD): Keep as 4.
13655 (POINTER_SIZE): Raise to 64 on shmedia.
13656 (CONST_OK_FOR_J): New macro.
13657 (CONST_OK_FOR_LETTER_P): Use it.
13658 (processor_type): Add PROCESSOR_SH5.
13659 * config/sh/sh.md: Conditionalize all expands, insns and
13660 splits to TARGET_SH1.
13662 (addsi3_compact): Renamed from...
13663 (addsi3): Now an expand.
13664 (addsi3_media, subsi3_media): New insns.
13665 (subsi3): Don't negate constants with SHmedia.
13667 * hooks.c: New file.
13668 * hooks.h: New file.
13669 * Makefile.in (HOOKS_H): New.
13670 (TARGET_DEF_H): Added $(HOOKS_H).
13671 (OBJS): Added hooks.o.
13672 (cfgcleanup.o, bb-reorder.o): Added target.h.
13673 (hooks.o): Added dependencies.
13674 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
13675 (TARGET_INITIALIZER): this.
13676 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
13677 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
13678 * bb-reorder.c: Include target.h.
13679 (reorder_basic_blocks): Skip if cannot modify jumps.
13680 * cfgcleanup.c: Include target.h.
13681 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
13683 2002-02-08 Chris Demetriou <cgd@broadcom.com>
13685 * config/mips/mips.md (casesi_internal, casesi_internal_di):
13686 Protect jump delay slot instructions with .set noreorder and
13689 2002-02-08 Chris Demetriou <cgd@broadcom.com>
13691 * config/mips/mips.md (casesi_internal_di): Calculate
13692 the index into the target offset table correctly.
13694 2002-02-08 Richard Henderson <rth@redhat.com>
13696 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
13697 * final.c (output_addr_const): Accept and discard SUBREG.
13698 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
13699 mark them unknown instead.
13700 (simplify_subtraction): Handle RTX_UNKNOWN.
13701 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
13703 2002-02-08 David Edelsohn <edelsohn@gnu.org>
13705 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
13707 2002-02-08 Richard Henderson <rth@redhat.com>
13709 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
13711 2002-02-08 Andreas Jaeger <aj@suse.de>
13713 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
13714 * config/i386/t-linux64: New file.
13716 2002-02-08 Jakub Jelinek <jakub@redhat.com>
13718 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
13719 * c-parse.in (compstmt): Clear last_expr_type.
13721 2002-02-07 Richard Henderson <rth@redhat.com>
13723 * loop.c (strength_reduce): Sink final_value when not
13726 2002-02-07 David O'Brien <obrien@FreeBSD.org>
13728 * config/sparc/freebsd.h: Fix mismatched spec {.
13730 2002-02-07 Richard Henderson <rth@redhat.com>
13732 * cfgrtl.c: Include recog.h and insn-config.h.
13733 (keep_with_call_p): Fix general_operand invocation.
13734 * Makefile.in (cfgrtl.o): Update dependencies.
13736 2002-02-07 Kazu Hirata <kazu@hxi.com>
13738 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
13739 comment. Accept HImode only if TARGET_H8300.
13741 2002-02-07 Eric Christopher <echristo@redhat.com>
13743 * config/mips/crtn.asm: Cleanup #ifdefs.
13745 2002-02-07 Eric Christopher <echristo@redhat.com>
13747 * config/mips/crti.asm: Add changes for mips16. mips16 uses
13748 register 7 as RA instead of $31.
13749 * config/mips/crtn.asm: Ditto.
13750 * config/mips/mips.c (mips_move_2words): Add case for
13751 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
13752 (compute_frame_size): Fix typo.
13753 (save_restore_insns): Ditto. Make documentation about using
13754 register $7 as return register more precise.
13755 (mips_expand_epilogue): Fix comment. Add code to work around not
13756 being able to add to the stack pointer directly.
13757 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
13758 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
13761 2002-02-07 Tom Rix <trix@redhat.com>
13763 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
13764 immediates in ldu and stdu DS opcode field.
13765 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
13766 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
13767 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
13769 2002-02-07 Jeff Sturm <jsturm@one-point.com>
13771 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
13772 offset for stack bias.
13774 2002-02-07 H.J. Lu <hjl@gnu.org>
13776 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
13778 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
13780 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
13782 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
13784 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
13785 * i386.c (x86_order_regs_for_local_alloc): New global function.
13786 * i386.h (REG_ALLOC_ORDER): CLeanup.
13787 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
13789 2002-02-07 Richard Henderson <rth@redhat.com>
13791 PR optimization/2463
13792 * alias.c (find_base_value): Recall base values for fixed hard regs.
13793 * loop.c (loop_regs_update): Don't use single_set on non-insns.
13795 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
13797 * config/mips/mips.md (define_delay) [mips16]: Adjust required
13800 2002-02-06 Richard Henderson <rth@redhat.com>
13803 * stmt.c (resolve_operand_name_1): Take more care with mixed
13804 named and unnamed operands.
13806 2002-02-06 Janis Johnson <janis187@us.ibm.com>
13807 Jan Hubicka <jh@suse.cz>
13809 * loop.c (remove_constant_addition): Avoid clobbering a shared
13812 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13814 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
13815 * config/s390/t-linux64: New file.
13816 * config/s390/libgcc-glibc.ver: New file.
13818 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
13820 * config/s390/linux64.h: Delete file.
13821 * config/s390/s390x.h: New file.
13822 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
13823 as target header file.
13824 * config/s390/linux.h (TARGET_VERSION): Define depending on
13825 DEFAULT_TARGET_64BIT.
13826 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
13827 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
13828 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
13829 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
13830 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
13831 (EXTRA_SPEC): New define.
13832 * config/s390/s390.h (TARGET_VERSION): Define depending on
13833 DEFAULT_TARGET_64BIT.
13834 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
13836 2002-02-06 Jason Merrill <jason@redhat.com>
13838 * c-decl.c (finish_function): Warn about a non-void function with
13839 no return statement and no abnormal exit.
13840 (current_function_returns_abnormally): New variable.
13841 (start_function): Clear it.
13842 (struct c_language_function): Add returns_abnormally.
13843 (push_c_function_context): Save it.
13844 (pop_c_function_context): Restore it.
13845 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
13846 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
13847 an explicit return type.
13848 * c-tree.h: Declare current_function_returns_abnormally.
13849 (C_FUNCTION_IMPLICIT_INT): New macro.
13850 * c-typeck.c (build_function_call): Set it.
13851 (c_expand_return): Set current_function_returns_value even if the
13852 value is erroneous.
13854 2002-02-06 Jakub Jelinek <jakub@redhat.com>
13857 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
13858 unsafe for reevaluation.
13860 2002-02-06 Jakub Jelinek <jakub@redhat.com>
13863 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
13864 EXPR_STMT, but COMPOUND_STMT, recurse into it.
13866 2002-02-06 Richard Henderson <rth@redhat.com>
13868 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
13869 be a general_operand. Dest for function value must be a pseudo.
13871 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
13873 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
13874 as SYMBOL_REFs from the constant pool.
13876 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
13878 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
13879 passed by invisible reference.
13881 2002-02-05 Richard Henderson <rth@redhat.com>
13883 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
13885 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
13887 Implement using "base addresses" in insn operands as default.
13888 * config/mmix/mmix.c (mmix_conditional_register_usage): if
13889 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
13890 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
13891 used to read the rtx value.
13892 (mmix_target_asm_function_epilogue): Fix spacing.
13893 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
13894 (mmix_legitimate_address): Ditto.
13895 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
13896 should be loaded with a GETA insn. Don't allocate needless extra
13897 char for nul termination and fix misleading comment.
13898 (mmix_print_operand_address): Handle constants if
13899 TARGET_BASE_ADDRESSES.
13900 (mmix_output_register_setting): Use base addressing if
13901 TARGET_BASE_ADDRESSES and the number of insns is 3.
13902 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
13903 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
13904 to use R as constraint, add LDA to match s.
13905 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
13906 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
13907 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
13908 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
13909 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
13910 order with other fixed registers.
13911 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
13912 other parameter/call-clobbered registers.
13913 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
13914 -mbase-addresses, -mno-base-addresses.
13915 (MMIX Options): Ditto.
13917 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13919 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
13921 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
13923 * config/rs6000/altivec.h: Change elem to _S_elem.
13925 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
13927 * config/netbsd.h (WCHAR_TYPE): Define.
13928 (WCHAR_TYPE_SIZE): Ditto.
13929 (WINT_TYPE): Ditto.
13930 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
13931 (WCHAR_UNSIGNED): Ditto.
13932 (WCHAR_TYPE_SIZE): Ditto.
13933 (WINT_TYPE): Ditto.
13934 * config/arm/netbsd.h: Likewise.
13935 * config/i386/netbsd-elf.h: Likewise.
13936 * config/i386/netbsd.h: Likewise.
13937 * config/m68k/netbsd-elf.h: Likewise.
13938 * config/m68k/netbsd.h: Likewise.
13939 * config/ns32k/netbsd.h: Likewise.
13940 * config/sparc/netbsd.h: Likewise.
13941 * config/vax/netbsd.: Likewise.
13943 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
13945 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
13946 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
13947 (TARGET_INITIALIZER): this.
13948 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
13949 (BITFIELD_NBYTES_LIMITED): Markup fix.
13950 * tree.h (default_ms_bitfield_layout_p): Declare.
13951 (record_layout_info): Added prev_field.
13952 * tree.c (default_ms_bitfield_layout_p): New fn.
13953 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
13954 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
13955 * stor-layout.c: Include target.h.
13956 (start_record_layout): Initialize prev_field.
13957 (place_field): Handle MS bit-field layout, and disregard
13958 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
13959 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
13960 * Makefile.in (stor-layout.o): Adjust dependencies.
13962 2002-02-05 Jason Merrill <jason@redhat.com>
13964 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
13966 2002-02-05 Andreas Jaeger <aj@suse.de>
13968 * crtstuff.c: Fix comments.
13970 2002-02-05 Richard Henderson <rth@redhat.com>
13973 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
13974 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
13977 * config/mips/mips.c (function_arg): Handle TImode.
13978 (function_arg_advance): Likewise.
13980 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13982 * config/rs6000/altivec.h (vec_step_help): Rename to
13985 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13987 * config/rs6000/altivec.h: Fix typos.
13989 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
13991 * config/arm/netbsd.h: Correct a comment.
13993 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
13995 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
13996 building void typed builtins.
13998 * config/rs6000/altivec.h (vec_ld*): Fix typos.
13999 (vec_step): Implement for C++.
14001 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14003 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
14005 2002-02-04 Richard Henderson <rth@redhat.com>
14007 * combine.c (nonzero_bits): Re-introduce special case for
14008 sp/fp/ap wrt REGNO_POINTER_ALIGN.
14010 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
14012 * doc/extend.texi: Warn about unsupported usage of altivec
14015 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
14016 (altivec_predicate_*): New.
14018 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
14019 Add C++ version of vec_*() functions.
14021 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
14022 (bdesc_2arg): Remove altivec predicates.
14023 (altivec_expand_builtin): Handle predicates.
14024 (altivec_init_builtins): Handle predicates.
14025 (altivec_expand_predicate_builtin): New.
14027 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14029 * pa.c (DO_FRAME_NOTES): Move forward.
14030 (store_reg): Revise handling of frame notes.
14031 (load_reg): Likewise.
14032 (set_reg_plus_d): Likewise.
14033 (hppa_expand_prologue): Likewise.
14034 (hppa_expand_epilogue): Likewise.
14036 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14038 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
14040 2002-02-04 Jakub Jelinek <jakub@redhat.com>
14042 PR c/4475, c++/3780:
14043 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
14044 * c-common.h (SWITCH_TYPE): Define.
14045 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
14046 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
14047 Rename spareness variable to sparseness.
14048 (expand_end_case_type): Renamed from expand_end_case, use orig_type
14049 if non-NULL instead of TREE_TYPE (orig_index).
14050 * tree.h (expand_end_case_type): Renamed from expand_end_case.
14051 (expand_end_case): Define using expand_end_case_type.
14052 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
14053 to expand_end_case_type.
14054 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
14056 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14058 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
14059 (BIGGEST_ALIGNMENT): Change to 128.
14061 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14063 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
14065 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
14067 * pa.md (call_internal_reg_64bit): Remove unused variable.
14069 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
14071 * config/arm/arm.h (machine_function): Add uses_anonymous_args
14073 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
14074 * config/arm/arm.c (current_function_anonymous_args): Delete,
14075 replace uses with cfun->machine->uses_anonymous_args.
14076 (arm_reorg): Do not reset uses_anonymous_args.
14078 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
14079 any geenral register.
14081 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
14083 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
14086 2002-02-04 Richard Henderson <rth@redhat.com>
14088 * combine.c (force_to_mode): Remove STACK_BIAS code.
14089 (nonzero_bits): Likewise. Replace sp/fp special case with
14090 REGNO_POINTER_ALIGN.
14092 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
14093 (HARD_FRAME_POINTER_REGNUM): New.
14094 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
14095 (FIXED_REGS, CALL_USED_REGS): Update.
14096 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
14097 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
14098 (HARD_REGNO_NREGS): Update for SFP.
14099 (STACK_POINTER_OFFSET): Include bias here ...
14100 (FIRST_PARM_OFFSET): ... not here.
14101 (STACK_BIAS): Remove.
14102 (INIT_EXPANDERS): New.
14103 (STARTING_FRAME_OFFSET): Do not include bias.
14104 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
14105 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
14106 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
14107 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
14108 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
14109 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
14110 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
14111 (MUST_SAVE_REGISTER): Likewise.
14112 (sparc_flat_function_prologue): Likewise.
14113 (sparc_flat_function_epilogue): Likewise.
14114 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
14115 (sparc_init_modes): SFP is GENERAL_REGS.
14116 (sparc_builtin_saveregs): SFP does not have bias applied.
14118 2002-02-04 Richard Henderson <rth@redhat.com>
14120 * config/alpha/alpha.c (current_function_is_thunk): Don't check
14121 current_function_is_thunk.
14122 (alpha_sa_mask): Distinguish between current_function_is_thunk
14123 called from ASM_OUTPUT_MI_THUNK and not.
14124 (alpha_does_function_need_gp): Thunks always need gp.
14125 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
14126 (alpha_output_mi_thunk_osf): New.
14127 * config/alpha/alpha-protos.h: Update.
14128 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
14130 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
14132 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
14133 function types, not when they're taken away.
14135 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
14137 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
14138 CODE_LABEL and jump table when replacing a table jump with a
14141 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
14143 * config/s390/s390-protos.h (legitimize_la_operand,
14144 s390_secondary_input_reload_class, s390_plus_operand,
14145 s390_expand_plus_operand): Add prototypes.
14147 config/s390/s390.c (s390_secondary_input_reload_class,
14148 s390_plus_operand, s390_expand_plus_operand): New functions.
14150 (struct s390_address): New member 'pointer'.
14151 (s390_decompose_address): Compute it.
14152 (legitimate_la_operand_p): Use it.
14153 (legitimize_la_operand): New function.
14154 (movti, movdi, movdf splitters): Call it.
14156 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
14157 (PREDICATE_CODES): Add s390_plus_operand.
14159 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
14160 (la_ccclobber): Allow GENERAL_REGS as output operand.
14162 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
14163 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
14164 (*la_64, *la_31, reload_indi, reload_insi): ... these.
14166 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
14168 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
14169 register names for regular asm () construct.
14171 2002-02-04 Jakub Jelinek <jakub@redhat.com>
14173 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
14176 2002-02-04 Jakub Jelinek <jakub@redhat.com>
14178 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
14181 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
14183 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
14184 constant pool to be identical by string address and index.
14186 2002-02-04 Anthony Green <green@redhat.com>
14188 * output.h (SECTION_OVERRIDE): Define.
14189 * varasm.c (named_section): Obey SECTION_OVERRIDE.
14191 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
14193 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
14194 by existing arm*-*-netbsd* (a.out) target.
14195 (ns32k-*-netbsdelf*): Likewise.
14196 (sparc-*-netbsdelf*): Likewise.
14197 (vax-*-netbsdelf*): Likewise.
14199 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
14201 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
14202 headers and libobjc headers.
14204 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
14206 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
14207 (_mingw.h): Remove duplicate include.
14209 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
14211 * config.gcc: Set cpu_type to m68k for 68010, as well.
14212 (m68010-*-netbsdelf*): New...
14213 (m68k*-*-netbsdelf*): ...targets.
14214 * config/m68k/netbsd-elf.h: New file.
14216 2002-02-02 Kazu Hirata <kazu@hxi.com>
14218 * config/h8300/h8300.c (hand_list): Move inside function_arg.
14220 2002-02-02 Kazu Hirata <kazu@hxi.com>
14222 * config/h8300/h8300.c (h8_push_ops): Move inside
14224 (h8_pop_ops): Likewise.
14225 (h8_move_ops): Likewise.
14227 2002-02-02 Kazu Hirata <kazu@hxi.com>
14229 * config/h8300/h8300.c (os_task): Make it static.
14230 (monitor): Likewise.
14231 (pragma_saveall): Likewise.
14233 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
14235 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
14236 constant is a valid sign-extension for Pmode.
14238 2002-02-02 Kazu Hirata <kazu@hxi.com>
14240 * config/h8300/h8300.c: Fix formatting.
14242 2002-02-02 Kazu Hirata <kazu@hxi.com>
14244 * config/h8300/h8300.md: Fix formatting.
14246 2002-02-02 Kazu Hirata <kazu@hxi.com>
14248 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
14249 predicates of operands[1]. Split the patterns for each
14252 2002-02-02 Kazu Hirata <kazu@hxi.com>
14254 * config/h8300/h8300.md (xor patterns): Tighten the predicates
14255 of operands[1] to register_operand.
14257 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
14259 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
14260 * cpphash.c (_cpp_init_hashtable): Similarly.
14261 * cppinit.c (cpp_create_reader): Default the signed_char flag.
14262 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
14263 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
14264 (cpp_handle_option): Handle the new options.
14265 * cpplex.c (cpp_interpret_charconst): Use new flag.
14266 * cpplib.h (struct cpp_options): New member signed_char.
14267 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
14268 (cpp_options): Handle -fsigned-char and -funsigned-char.
14269 (static_specs): Remove signed_char_spec.
14270 (do_spec1): Don't handle %c.
14271 * system.h: Poison SIGNED_CHAR_SPEC.
14272 * tradcif.y (yylex): Use flag_signed_char.
14273 * tradcpp.h (flag_signed_char): New.
14274 * tradcpp.c (flag_signed_char): New.
14275 (main): Handle new command-line options.
14276 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
14278 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
14279 * avr/avr.h: Remove old comments.
14280 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
14281 (CC1_SPEC): Pass -fsigned-char if -mic*.
14282 (SIGNED_CHAR_SPEC): Remove.
14284 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
14286 2002-02-01 Eric Christopher <echristo@redhat.com>
14288 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
14289 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
14290 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
14291 (ASM_OUTPUT_REG_POP): Ditto.
14293 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
14295 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
14298 2002-02-02 Jakub Jelinek <jakub@redhat.com>
14300 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
14302 2002-02-02 Jakub Jelinek <jakub@redhat.com>
14305 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
14308 2002-02-01 Janis Johnson <janis187@us.ibm.com>
14310 * cfganal.c: Include tm_p.h.
14311 (keep_with_call_p): Fix the test that determines if a register holds
14312 the return value of a call.
14314 2002-02-01 DJ Delorie <dj@redhat.com>
14316 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
14317 we are given conflicting registers, switch to the other one we
14318 had allocated for us.
14319 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
14320 as TImode so we know when the "other" register is available.
14322 2002-02-01 David O'Brien <obrien@FreeBSD.org>
14324 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
14327 2002-02-01 Janis Johnson <janis187@us.ibm.com>
14329 * cfganal.c (keep_with_call_p): New function.
14330 (flow_call_edges_add): Prevent splitting a block between a call and
14331 a single-set instruction that should be kept in the same block.
14333 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
14335 * doc/install.texi (avr): Update outdated URL.
14337 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
14339 * config/stormy16/stormy16.md (pushqi): New.
14343 (movhi): Remove stack operands.
14345 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
14346 nonimmediate_nonstack_operand.
14347 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
14349 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
14352 2002-01-31 Jason Merrill <jason@redhat.com>
14354 * Makefile.in (c-parse.c): Handle .output file.
14355 * objc/Make-lang.in (objc-parse.c): Likewise.
14357 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
14359 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
14360 the -me[lb] option is given. Don't output the default flag
14363 2002-01-31 Zack Weinberg <zack@codesourcery.com>
14365 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
14366 the primary source file; this has not been done yet.
14367 * c-decl.c (c_expand_body): Reset input_filename from
14368 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
14370 2002-01-31 Kazu Hirata <kazu@hxi.com>
14372 * rtlanal.c (subreg_regno_offset): Do not use
14373 SUBREG_REGNO_OFFSET.
14374 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
14375 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
14377 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
14379 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
14380 version rather than GNATS version in --version output.
14382 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
14384 * ifcvt.c (noce_process_if_block): Make a copy of the destination
14385 when copying back from a temporary.
14387 2002-01-30 Richard Henderson <rth@redhat.com>
14389 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
14390 and new_dest are the same.
14392 2002-01-30 Richard Henderson <rth@redhat.com>
14395 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
14396 * rtl.c (note_insn_name): Update.
14397 * emit-rtl.c (remove_unnecessary_notes): Kill it.
14398 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
14399 to perform loop rotation.
14400 (expand_exit_loop_top_cond): New.
14401 * tree.h (expand_exit_loop_top_cond): Declare it.
14402 * c-semantics.c (genrtl_while_stmt): Use it.
14403 (genrtl_for_stmt): Likewise.
14405 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
14407 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
14408 arguments to 64-bit boundaries on 64-bit ABIs.
14410 2002-01-30 Steve Ellcey <sje@cup.hp.com>
14412 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
14414 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
14416 * c-decl.c (grokdeclarator): Handle type being a typedef for an
14419 2002-01-30 David O'Brien <obrien@FreeBSD.org>
14421 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
14422 * config/sparc/sparc_bi.h: Remove file.
14423 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
14425 2002-01-30 Richard Henderson <rth@redhat.com>
14427 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
14429 2002-01-30 Zack Weinberg <zack@codesourcery.com>
14431 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
14433 2002-01-30 Jason Merrill <jason@redhat.com>
14435 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
14436 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
14437 (reg_save): Use DW_CFA_offset_extended_sf instead.
14439 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
14441 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14443 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
14446 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
14448 * rs6000.md ("*call_value_local32"): Remove constraints.
14449 ("*call_value_local64"): Same.
14450 ("*call_value_indirect_nonlocal_aix32"): Same.
14451 ("*call_value_nonlocal_aix32"): Same.
14452 ("*call_value_indirect_nonlocal_aix64"): Same.
14453 ("*call_value_nonlocal_aix64"): Same.
14454 ("*call_value_nonlocal_sysv"): Same.
14456 2002-01-29 Richard Henderson <rth@redhat.com>
14458 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
14460 2002-01-29 Richard Henderson <rth@redhat.com>
14462 * expr.c (force_operand): Ignore flag_pic for detecting pic
14464 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
14465 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
14466 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
14467 instead of open-coded loop.
14468 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
14469 be fixed when in use.
14471 2002-01-29 Richard Henderson <rth@redhat.com>
14473 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
14474 * sched-rgn.c (propagate_deps): Update them.
14475 * sched-deps.c (sched_analyze_insn): Update them. Flush the
14476 clobbers list when either gets too long.
14478 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14480 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
14481 and INDEX_REGS the same as GENERAL_REGS.
14482 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
14484 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
14486 * tree.c (build_nonstandard_integer_type): Correct prototype.
14488 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
14490 * config/s390/s390.md (movstrsico, movstrdix_64,
14491 movstrsix_31): Remove, replace by ...
14492 (movstrdi_short, movstrsi_short, movstrdi_long,
14493 movstrsi_long): ... these. New.
14494 (movstrdi, movstrsi): Adapt.
14496 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
14497 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
14498 Remove unnecessary CC clobber.
14499 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
14500 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
14502 (divmoddi4): Don't partially initialize TImode register.
14504 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
14506 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
14508 2002-01-29 Richard Henderson <rth@redhat.com>
14510 * flow.c (print_rtl_and_abort): Remove.
14511 (print_rtl_and_abort_fcn): Remove.
14512 (verify_local_live_at_start): Use dump_bb instead.
14513 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
14514 (verify_wide_reg_1): Return 2 on mode test failure.
14516 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
14518 PR c/3325, c/3326, c/2511, c/3347
14519 * c-decl.c (enum_decl_context): Remove BITFIELD.
14520 (grokdeclarator): Take bitfield width as an input.
14521 Ensure bitfields are given the correct type. Perform
14522 bitfield width validation with build_bitfield_integer_type
14523 rather than waiting for finish_struct.
14524 (grok_typename, grok_typename_in_parm_context, start_decl,
14525 push_parmdecl, grokfield, start_function): Update calls to
14527 (build_bitfield_integer_type): New function.
14528 (finish_struct): Move bitfield validation to grokdeclarator
14529 and build_bitfield_integer_type.
14530 * tree.c (build_nonstandard_integer_type): New function.
14531 * tree.h (build_nonstandard_integer_type): New prototype.
14533 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
14535 2002-01-29 Jakub Jelinek <jakub@redhat.com>
14538 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
14539 don't ignore unrecognized -W* options.
14540 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
14541 * cpplib.h (cpp_handle_option): Adjust prototype.
14542 * c-decl.c (c_decode_options): Pass 0 as last argument to
14546 * gcc.c (cpp_unique_options): Split from cpp_options.
14547 (cpp_options): Source cpp_unique_options.
14548 (default_compilers): Use cpp_unique_options instead of cpp_options
14549 when used together with cc1_options.
14550 (static_specs): Add cpp_unique_options.
14551 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
14552 when used together with cc1_options.
14554 2002-01-29 Kazu Hirata <kazu@hxi.com>
14556 * config/h8300/h8300-protos.h: Update the prototype of
14558 * config/h8300/h8300.c (output_a_shift): Remove an unused
14559 argument 'insn'. Remove redundant code.
14560 * config/h8300/h8300.md: Adust to the new prototype of
14563 2002-01-29 Kazu Hirata <kazu@hxi.com>
14565 * config/h8300/h8300-protos.h: Update the prototypes of
14566 emit_a_rotate and expand_a_rotate.
14567 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
14568 first argument to 'enum rtx_code'.
14569 (expand_a_rotate): Likewise.
14571 2002-01-28 Kazu Hirata <kazu@hxi.com>
14573 * config/h8300/h8300-protos.h: Update the prototype of
14575 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
14577 * config/h8300/h8300.md: Adjust to the new prototype.
14579 2002-01-28 Kazu Hirata <kazu@hxi.com>
14581 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
14584 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
14586 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
14587 is a fixed register before returning pic_offset_table_rtx.
14588 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
14589 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
14591 2002-01-28 Jason Merrill <jason@redhat.com>
14593 * dwarf2.h: Sync with src version.
14595 2002-01-28 Paul Koning <pkoning@equallogic.com>
14597 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
14598 BT_FN_VOID_PTR_VAR.
14599 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
14600 * doc/extend.texi (__builtin_prefetch): Update documentation:
14601 first argument is now const void ptr.
14603 2002-01-28 Kazu Hirata <kazu@hxi.com>
14605 * config/h8300/h8300-protos.h: Remove an unused prototype.
14607 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
14609 * toplev.c (lang_independent_init): Round up identifier size.
14611 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
14613 * config.gcc: Revert previous change.
14615 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
14617 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
14619 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
14621 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
14622 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
14623 other non-elf netbsd config frags.
14624 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
14625 collect2 will does that.
14626 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
14627 shared-lib frobbing will work.
14629 2002-01-28 Kazu Hirata <kazu@hxi.com>
14631 * config/h8300/h8300.h: Fix formatting.
14632 * config/h8300/h8300.md: Likewise.
14634 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
14636 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
14637 the old, removed AAA_standards fix.
14638 * fixinc/fixincl.x: Rebuilt.
14640 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
14642 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
14643 atexit call in crtbegin, hooked in after call to frame_dummy;
14644 register EH before registering __fini__start.
14646 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
14648 * config/rs6000/altivec.h: Remove spurious semicolons.
14650 2002-01-27 Kazu Hirata <kazu@hxi.com>
14652 * config/h8300/h8300.md: Replace dead bit extraction patterns
14653 with ones that work.
14655 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14657 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
14658 if not STRICT_ALIGNMENT.
14659 * rtl.h (MEM_ALIGN): Likewise.
14661 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
14663 * doc/invoke.texi (-fdump-translation-unit): Revert this
14664 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
14666 2002-01-27 Kazu Hirata <kazu@hxi.com>
14668 * config/h8300/h8300.md (define_constants): New.
14669 (anonymous patterns) Use defined constants appropriately.
14671 2002-01-27 Kazu Hirata <kazu@hxi.com>
14673 * config/h8300/h8300.c (function_arg): Remove redundant code.
14675 2002-01-26 Richard Henderson <rth@redhat.com>
14677 * sched-deps.c (reg_pending_uses_head): New.
14678 (reg_pending_barrier): Rename from reg_pending_sets_all.
14679 (find_insn_list): Don't mark inline.
14680 (find_insn_mem_list): Remove.
14681 (add_dependence_list, add_dependence_list_and_free): New.
14682 (flush_pending_lists): Replace only_write param with separate
14683 for_read and for_write parameters. Update all callers. Use
14684 add_dependence_list_and_free.
14685 (sched_analyze_1): Do not add reg dependencies here; just set
14686 the pending bits. Use add_dependence_list.
14687 (sched_analyze_2): Likewise.
14688 (sched_analyze_insn): Replace schedule_barrier_found with
14689 reg_pending_barrier. Add all dependencies for pending reg
14690 uses, sets, and clobbers.
14691 (sched_analyze): Don't add reg dependencies for calls, just
14692 set pending bits. Use regs_invalidated_by_call. Treat
14693 sched_before_next_call as a normal list, not a fake insn.
14694 (init_deps): No funny init for sched_before_next_call.
14695 (free_deps): Free pending mems lists. Don't zero reg_last.
14696 (init_deps_global): Init reg_pending_uses.
14697 (finish_deps_global): Free it.
14698 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
14699 (find_insn_mem_list): Remove.
14700 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
14701 (propagate_deps): Use them. Zero temp mem lists.
14703 2002-01-26 Richard Henderson <rth@redhat.com>
14705 * Makefile.in (CRTSTUFF_CFLAGS): New.
14706 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
14707 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
14708 crtstuff.c instead of alpha assembly version.
14709 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
14710 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
14711 not FORCE_{INIT,FINI}_SECTION_ALIGN.
14712 (__do_global_dtors_aux): Mark used.
14713 (frame_dummy, __do_global_ctors_aux): Mark used.
14714 (fini_dummy, init_dummy): Remove.
14716 * config/alpha/crtbegin.asm: Remove file.
14717 * config/alpha/crtend.asm: Remove file.
14718 * config/alpha/t-crtbe: Remove file.
14719 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
14720 (LINK_EH_SPEC): New.
14722 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
14723 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
14724 calling constructors.
14725 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
14727 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
14728 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
14729 CRT_END_INIT_DUMMY hack.
14730 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
14731 FORCE_{INIT,FINI}_SECTION_ALIGN.
14733 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
14734 FORCE_{INIT,FINI}_SECTION_ALIGN.
14736 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
14737 invocation sequence.
14738 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
14740 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
14741 (FORCE_CODE_SECTION_ALIGN): New.
14743 2002-01-26 Richard Henderson <rth@redhat.com>
14745 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
14747 2002-01-26 Richard Henderson <rth@redhat.com>
14749 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
14750 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
14752 2002-01-26 Kazu Hirata <kazu@hxi.com>
14754 * config/h8300/h8300.md: Remove bit extraction patterns that
14755 cannot be triggered.
14756 Restrict each bit extraction pattern to a variant on which the
14759 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
14761 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
14763 2002-01-26 Kazu Hirata <kazu@hxi.com>
14765 * config/h8300/h8300.md: Remove bit test patterns that cannot
14767 Restrict each bit test pattern to a variant on which the
14770 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14772 * builtins.c (expand_builtin_strncat): Remove redundant check for
14775 2002-01-25 David O'Brien <obrien@FreeBSD.org>
14777 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
14779 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
14782 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
14784 * dbxout.c (dbxout_init): Use assemble_name rather than just
14785 stripping off the first character.
14786 (dbxout_source_file): Likewise.
14788 2002-01-25 DJ Delorie <dj@redhat.com>
14790 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
14791 using rtx_equal_p, not by comparing pointers.
14793 2002-01-25 Steve Ellcey <sje@cup.hp.com>
14795 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
14796 for PIC_OFFSET_TABLE_REGNUM.
14797 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
14799 2002-01-25 David O'Brien <obrien@FreeBSD.org>
14801 * config.gcc (x86_64-*-freebsd*): New target.
14802 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
14804 (i[34567]86-*-freebsd*): Don't include svr4.h.
14805 * config/i386/freebsd64.h: New file.
14807 2002-01-25 Douglas B Rupp <rupp@gnat.com>
14809 * config/alpha/x-vms (version): Make static.
14811 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
14812 in previous checkin.
14814 * Makefile.in (install-headers-cp): New target.
14815 * config.gcc (alpha-dec-*vms*): Install headers with
14818 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
14820 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
14823 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14825 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
14826 of compare_tree_int.
14827 (expand_builtin_strncat): Likewise.
14828 * c-decl.c (finish_struct): Use tree_low_cst.
14829 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
14830 * tree.c (compare_tree_int): Likewise.
14832 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
14834 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
14835 adjustments even if they are implemented by more than two insns.
14837 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
14839 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
14840 * df.h (struct ref): Kill B.
14841 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
14843 * basic-block.h (PROP_EQUAL_NOTES): New flag.
14844 * flow.c (propagate_one_insn): Use it.
14845 (mark_used_regs): Handle NIL.
14847 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
14849 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
14852 2002-01-25 David Edelsohn <edelsohn@gnu.org>
14854 * rs6000.md (prefetch): Make address V4SI mode so that the address
14855 is restricted to legitimate form for instruction.
14857 2002-01-25 Bob Wilson <bob.wilson@acm.org>
14859 * doc/install.texi (xtensa-*-elf): New target.
14860 (xtensa-*-linux*): New target.
14861 * doc/contrib.texi: Add myself.
14863 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
14865 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
14866 purpose register to hold an SImode (or smaller) value.
14868 2002-01-25 Jakub Jelinek <jakub@redhat.com>
14870 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
14872 * crtstuff.c: Likewise.
14874 2002-01-25 Kazu Hirata <kazu@hxi.com>
14876 * config/h8300/h8300.md (negation patterns): Tighten
14877 predicates to register_operand.
14879 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
14881 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
14884 * builtins.c (expand_builtin_prefetch): Same.
14886 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14888 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
14891 2002-01-24 Kazu Hirata <kazu@hxi.com>
14893 * config/h8300/h8300.c (print_operand): Remove support for
14894 operand character 'A'.
14895 * config/h8300/h8300.md (three anonymous patterns): Replace
14896 operand character 'A' with either 'T' or 'S'.
14898 2002-01-24 Kazu Hirata <kazu@hxi.com>
14900 * config/h8300/h8300.c (print_operand): Remove support for
14901 operand character 'U'.
14903 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
14905 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
14907 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
14909 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
14910 values to be assigned to the stack pointer.
14912 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
14914 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
14915 to const_double needs to be done right for big-endian systems.
14917 2002-01-24 Jason Merrill <jason@redhat.com>
14920 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
14921 to can_throw_internal.
14923 2002-01-23 Richard Henderson <rth@redhat.com>
14925 * fold-const.c (fold): Change UINT_MAX test to check vs precision
14926 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
14928 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14930 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
14931 (symGOT2reg): Use them, then set as GOT value as unchanging.
14932 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
14933 as a temporary, if possible.
14934 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
14935 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
14937 2002-01-23 Kazu Hirata <kazu@hxi.com>
14939 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
14940 accept to accept 0x80 as operands[2].
14942 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14944 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
14946 2002-01-23 Richard Henderson <rth@redhat.com>
14948 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
14950 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
14952 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
14953 (parmlist_or_identifiers_1): Verify that only a parmlist follows
14956 2002-01-23 Richard Henderson <rth@redhat.com>
14958 * expr.c (move_by_pieces_1): Extend size before negation.
14960 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
14961 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
14962 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
14963 * config/m68k/t-m68kelf: Likewise.
14965 2002-01-23 Bob Wilson <bob.wilson@acm.org>
14967 * config/xtensa/elf.h: New file.
14968 * config/xtensa/lib1funcs.asm: New file.
14969 * config/xtensa/lib2funcs.S: New file.
14970 * config/xtensa/linux.h: New file.
14971 * config/xtensa/t-xtensa: New file.
14972 * config/xtensa/xtensa-config.h: New file.
14973 * config/xtensa/xtensa-protos.h: New file.
14974 * config/xtensa/xtensa.c: New file.
14975 * config/xtensa/xtensa.h: New file.
14976 * config/xtensa/xtensa.md: New file.
14977 * config.gcc (xtensa-*-elf*): New target.
14978 (xtensa-*-linux*): New target.
14979 * cse.c (canon_hash): Compare rtx pointers instead of register
14980 numbers. This is required for the Xtensa port.
14981 * integrate.c (copy_insn_list): Handle case where the static
14982 chain is in memory and the memory address has to be copied to
14984 * doc/invoke.texi (Option Summary): Add Xtensa options.
14985 (Xtensa Options): New node.
14986 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
14988 2002-01-23 Zack Weinberg <zack@codesourcery.com>
14990 * diagnostic.c (internal_error): Do ICE suppression only
14991 when ENABLE_CHECKING is not defined.
14993 * c-typeck.c (require_complete_type): Return error_mark_node
14994 if type is error_mark_node.
14996 2002-01-23 Janis Johnson <janis187@us.ibm.com>
14998 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
14999 -Os and issue a warning.
15001 2002-01-23 Zack Weinberg <zack@codesourcery.com>
15003 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
15004 current (lack of) need for host configuration by hand.
15006 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
15007 references. Documentation of some target macros moved from
15008 hostconfig.texi to tm.texi.
15010 2002-01-23 Will Cohen <wcohen@redhat.com>
15012 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
15015 2002-01-23 Kazu Hirata <kazu@hxi.com>
15017 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
15020 2002-01-23 Jason Merrill <jason@redhat.com>
15022 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
15024 * function.c (assign_parms): Don't put args of inline functions
15025 into registers when not optimizing.
15027 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
15029 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
15030 (prologue_use): New pattern.
15031 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
15032 preference to gen_rtx_USE.
15033 (thumb_expand_prologue): Use gen_prologue_use in preference to
15035 (thumb_expand_epilogue): Use gen_prologue_use in preference to
15038 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
15040 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
15042 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
15045 * doc/extend.texi: Correct documentation of __alignof__.
15047 2002-01-22 Zack Weinberg <zack@codesourcery.com>
15049 * params.h: Rename arguments of DEFPARAM so that it will be
15050 recognized as a translation keyword.
15052 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
15054 * extend.texi: Document altivec functions.
15055 Fix N-bit adjectives in X86 builtin documentation.
15057 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
15059 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
15060 auto_inc_dec values.
15062 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
15064 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
15066 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
15068 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
15070 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
15072 2002-01-22 Richard Henderson <rth@redhat.com>
15074 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
15075 copy_insn not copy_rtx.
15077 2002-01-23 Alan Modra <amodra@bigpond.net.au>
15079 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
15080 "nonzero" as that might add "1" bits. Ensure "constop" is
15081 properly sign extened.
15082 (force_to_mode): Tweak for sign extended constop.
15084 2002-01-22 Richard Henderson <rth@redhat.com>
15086 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
15087 for_each_rtx instead of assuming we're already looking at the MEM.
15088 (split_small_symbolic_mem_operand): Likewise.
15089 * config/alpha/alpha.h (PREDICATE_CODES): Update.
15090 * config/alpha/alpha.md (small symbolic memory splitters): Update.
15092 2002-01-22 Richard Henderson <rth@redhat.com>
15094 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
15095 sequence number for the literal.
15096 (divmoddi_internal_er): Likewise.
15098 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
15101 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
15102 in LIBICONV variable.
15103 * configure: Regenerated.
15105 2002-01-22 Krister Walfridsson <cato@df.lth.se>
15107 * dependence.c (build_def_use): Remove array_idx.
15109 * dwarfout.c (last_filename): Remove.
15110 (output_compile_unit_die): Remove last_filename.
15112 2002-01-22 Roger Sayle <roger@eyesopen.com>
15113 Richard Henderson <rth@redhat.com>
15116 * fold-const.c (fold): Optimize unsigned comparisons against
15117 UINT_MAX (and similar unsigned constants).
15119 2002-01-22 Janis Johnson <janis187@us.ibm.com>
15121 * Makefile.in (loop.o): Depend on OPTABS_H.
15122 * loop.c (emit_prefetch_instructions): Check the prefetch operand
15123 against the predicate.
15126 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
15127 for the address operand.
15129 2002-01-22 Richard Henderson <rth@redhat.com>
15131 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
15133 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
15136 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
15137 preprocessor flags.
15139 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
15141 * config.gcc (x86_64-*-netbsd*): New target.
15142 * config/i386/netbsd64.h: New file.
15144 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
15146 * regrename.c (kill_value): Fix typo.
15148 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
15150 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
15152 * config/rs6000/rs6000.h: Same.
15154 * function.c (instantiate_virtual_regs): Remove
15155 STARTING_FRAME_PHASE.
15156 (assign_stack_local_1): Same.
15157 Calculate frame phase.
15159 2002-01-22 Nick Clifton <nickc@redhat.com>
15161 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
15162 variable declaration to outer scope in order to simplify
15164 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
15165 arm_hard_regno_mode_ok.
15166 * config/arm/arm-protos.h: Add a prototype for
15167 arm_hard_regno_mode_ok.
15168 * config/arm/arm.c (soft_df_operand): Remove now redundant
15169 check for DImode values using IP_REGNUM.
15170 (nonimmediate_soft_df_operand): Remove now redundant check for
15171 DImode values using IP_REGNUM.
15172 (arm_hard_regno_mode_ok): New function. New check: make sure
15173 that DImode values are not stored in IP_REGNUM.
15175 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
15177 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
15179 2002-01-22 Jason Merrill <jason@redhat.com>
15181 * c-semantics.c (genrtl_compound_stmt): Only check nesting
15182 consistency if this COMPOUND_STMT is scoped.
15184 2002-01-22 Kazu Hirata <kazu@hxi.com>
15186 * predict.c: Fix formatting.
15187 * print-tree.c: Likewise.
15188 * protoize.c: Likewise.
15189 * real.h: Likewise.
15191 * sbitmap.h: Likewise.
15192 * scan.c: Likewise.
15193 * sched-deps.c: Likewise.
15194 * sched-vis.c: Likewise.
15195 * sdbout.c: Likewise.
15196 * sibcall.c: Likewise.
15198 * ssa-ccp.c: Likewise.
15199 * ssa-dce.c: Likewise.
15200 * stmt.c: Likewise.
15201 * stor-layout.c: Likewise.
15202 * system.h: Likewise.
15204 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15206 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
15207 if fits in bounds of base type.
15209 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
15210 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
15211 (add_bound_info, default): If can't find a context, make a
15213 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
15215 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
15217 * c-typeck.c (parser_build_binary_op): If result from
15218 build_binary_op is ERROR_MARK just return error_mark_node without
15219 further processing.
15221 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
15223 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
15224 Split a.out-specific bits into...
15225 * config/netbsd-aout.h: ...this.
15226 * config/netbsd-elf.h: New file.
15227 * config/alpha/netbsd-elf.h: Remove.
15228 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
15229 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
15230 (STARTFILE_SPEC): Remove redundant definition.
15231 (ENDFILE_SPEC): Likewise.
15232 (LINK_SPEC): Likewise.
15233 (CPP_SPEC): Likewise.
15234 (ASM_SPEC): Likewise.
15235 (LIB_SPEC): Likewise.
15236 (SWITCH_TAKES_ARG): Likewise.
15237 (TARGET_MEM_FUNCTIONS): Likewise.
15238 (CPP_PREDEFINES): Redefine.
15239 (ASM_FINAL_SPEC): Remove redefinition.
15240 (ASM_COMMENT_START): Redefine.
15241 (FUNCTION_PROFILER): Define.
15242 (TARGET_VERSION): Redefine.
15243 Comment and formatting cleanup.
15244 * config/i386/netbsd.h: Include <netbsd-aout.h>.
15245 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
15246 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
15247 big- or little-endian.
15248 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
15249 * config.gcc (*-*-netbsd*): Add definitions common to all
15251 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
15252 gnu_ld definitions. Add netbsd-elf.h to and remove
15253 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
15254 tmake_file, and don't lose previous tmake_file contents.
15255 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
15256 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
15257 gnu_ld definitions. Add netbsd-elf.h to tm_file.
15258 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
15259 (mipsel-*-netbsd*): Rename this to...
15260 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
15261 mips/little.h to tm_file for mips*el-*.
15262 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
15263 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
15264 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
15266 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
15268 * pa-protos.h (reg_before_reload_operand): New function prototype.
15269 * pa.c (reg_before_reload_operand): New function implementation.
15270 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
15271 contraints to "*m".
15273 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15275 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
15277 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
15279 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
15280 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
15281 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
15282 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
15283 (ENDFILE_SPEC): Undefine.
15284 (STARTFILE_SPEC): Redefine for PA.
15286 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15288 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
15290 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
15292 * config.gcc: Add entries to supported PowerPC --with-cpu
15295 2002-01-21 Jakub Jelinek <jakub@redhat.com>
15297 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
15298 true for 64-bit mode only SSE registers in 32-bit mode.
15300 2002-01-21 Kazu Hirata <kazu@hxi.com>
15302 * unwind-dw2.c: Fix formatting.
15303 * unwind-dw2-fde.c: Likewise.
15304 * unwind-dw2-fde.h: Likewise.
15305 * unwind-pe.h: Likewise.
15306 * varasm.c: Likewise.
15307 * varray.h: Likewise.
15309 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
15311 Remove workaround for register stack overwrite bug in mmix.
15312 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
15313 support for TARGET_REG_STACK_FILL_BUG.
15314 * config/mmix/mmix.h: Remove member has_call_without_parameters.
15315 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
15317 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
15318 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
15319 -mno-reg-stack-fill-bug-workaround.
15320 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
15321 machine member has_call_without_parameters.
15322 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
15323 -mreg-stack-fill-bug-workaround and
15324 -mno-reg-stack-fill-bug-workaround.
15325 (MMIX Options): Ditto.
15327 2002-01-21 Kazu Hirata <kazu@hxi.com>
15329 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
15331 Remove redundant code.
15333 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
15335 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
15336 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
15337 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
15338 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
15339 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
15340 out target macro definitions and non-target-specific comments
15341 mostly taken from old versions of the manual.
15343 2002-01-20 Kazu Hirata <kazu@hxi.com>
15345 * config/h8300/h8300.h: Fix comment formatting.
15346 * config/ia64/aix.h: Likewise.
15347 * config/ia64/ia64-protos.h: Likewise.
15348 * config/ia64/ia64.c: Likewise.
15349 * config/ia64/ia64.h: Likewise.
15350 * config/ia64/ia64intrin.h: Likewise.
15351 * config/ia64/linux.h: Likewise.
15352 * config/ia64/unwind-aix.c: Likewise.
15353 * config/ia64/unwind-ia64.c: Likewise.
15355 2002-01-20 Kazu Hirata <kazu@hxi.com>
15357 * config/h8300/h8300.c: Revise comments about shift code.
15359 2002-01-20 Kazu Hirata <kazu@hxi.com>
15361 * config/h8300/h8300.c (function_arg): Update a comment.
15363 2002-01-20 Kazu Hirata <kazu@hxi.com>
15365 * config/h8300/h8300.md: Update the comments at the beginning
15368 2002-01-20 Kazu Hirata <kazu@hxi.com>
15370 * config/i370/i370.c: Fix comment formatting.
15371 * config/i370/i370.h: Likewise.
15372 * config/i370/i370.md: Likewise.
15373 * config/i370/linux.h: Likewise.
15375 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15377 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
15379 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
15380 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
15381 in incomplete case.
15383 2002-01-20 Graham Stott <grahams@redhat.com>
15385 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
15387 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
15389 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
15391 2002-01-19 Tom Rix <trix@redhat.com>
15393 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
15395 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
15397 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
15399 * function.c (assign_stack_local_1): Adjust x_frame_offset with
15400 STARTING_FRAME_PHASE.
15401 (STARTING_FRAME_PHASE): New.
15402 (instantiate_virtual_regs): Check saneness of
15403 STARTING_FRAME_PHASE.
15405 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
15407 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
15409 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
15411 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
15413 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
15414 be used for bootstrapping GCC 3.0.
15416 2002-01-18 Kazu Hirata <kazu@hxi.com>
15418 * config/h8300/h8300.md: Fix an insn length.
15420 2002-01-18 Kazu Hirata <kazu@hxi.com>
15422 * bitmap.h: Fix comment formatting.
15423 * combine.c: Likewise.
15424 * cppfiles.c: Likewise.
15425 * c-pragma.h: Likewise.
15426 * c-typeck.c: Likewise.
15428 * dwarf2out.c: Likewise.
15429 * function.c: Likewise.
15431 * genattrtab.c: Likewise.
15432 * gthr-win32.h: Likewise.
15433 * haifa-sched.c: Likewise.
15434 * predict.c: Likewise.
15435 * rtlanal.c: Likewise.
15437 * unwind-dw2-fde.h: Likewise.
15438 * unwind-pe.h: Likewise.
15439 * vmsdbgout.c: Likewise.
15441 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15443 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
15444 if type_required and passed decl.
15446 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
15448 * config.gcc (cpu_type): Include altivec.h in powerpc
15452 * config/rs6000/altivec.h: New.
15454 2002-01-17 David Edelsohn <edelsohn@gnu.org>
15456 * doc/install.texi (*-ibm-aix*): Update assembler and exception
15457 handling information.
15458 * doc/trouble.texi (Interoperation): Add libstdc++ information
15460 (Misunderstandings): Add template instantiation and static template
15461 member information for AIX.
15463 2002-01-17 Jason Merrill <jason@redhat.com>
15465 * dbxout.c (dbxout_type): Support const and volatile.
15467 * except.c (add_partial_entry): Remove backwards compatibility code.
15468 (end_protect_partials): Likewise.
15470 2002-01-17 Jakub Jelinek <jakub@redhat.com>
15472 * config/ia64/ia64.md (prologue_use): New.
15473 * config/ia64/ia64.c (ia64_expand_prologue): Use
15474 gen_prologue_use instead of gen_rtx_USE.
15475 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
15476 as CODE_FOR_pred_rel_mutex.
15477 (ia64_sched_reorder2): Likewise.
15479 2002-01-16 Eric Christopher <echristo@redhat.com>
15481 * config/mips/r3900.h: Reformat.
15482 (SUBTARGET_CPP_SIZE_SPEC): Remove.
15483 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
15484 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
15485 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
15486 * config/mips/t-elf: Remove mips3 multilib.
15488 2002-01-16 H.J. Lu <hjl@gnu.org>
15490 * config/mips/linux.h: Include "mips/abi64.h".
15492 2002-01-16 H.J. Lu <hjl@gnu.org>
15494 * config/mips/t-linux: New.
15496 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
15498 * config/mips/linux.h: Don't include "gofast.h".
15499 (INIT_SUBTARGET_OPTABS): Removed.
15501 2002-01-16 Kazu Hirata <kazu@hxi.com>
15503 * config/h8300/h8300-protos.h: Replace emit_a_shift with
15505 * config/h8300/h8300.c: Likewise.
15506 * config/h8300/h8300.md: Likewise.
15508 2002-01-16 Kazu Hirata <kazu@hxi.com>
15510 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
15511 spaces after an opcode name.
15512 (pushqi1_h8300hs): Likewise.
15513 (pushhi1_h8300hs): Likewise.
15515 2002-01-16 Kazu Hirata <kazu@hxi.com>
15517 * doc/extend.texi: Replace "option" with "attribute"
15520 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15522 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
15523 (and:DI () (const_int -8)).
15524 (split_small_symbolic_mem_operand): Split
15525 (mem (and:DI () (const_int -8)).
15527 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15530 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
15531 same way as TYPE_IMUL.
15532 (ultrasparc_sched_reorder): Likewise.
15533 * config/sparc/sparc.md (type): Add comment to update
15534 ultrasparc_sched_reorder when making changes.
15536 2002-01-16 Kazu Hirata <kazu@hxi.com>
15538 * doc/invoke.texi: Change the dump file name of block
15539 reordering pass from 28.bbro to 29.bbro.
15540 Mention -dk option.
15542 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
15544 * i386.md (minsf splitter): Fix pasto.
15546 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
15548 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
15549 to frame pointer initialisation instruction.
15550 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
15551 initialisation instruction.
15552 (soft_df_operand): Do not accept the IP register.
15553 (nonimmediate_soft_df_operand): Do not accept the IP register.
15555 2002-01-16 Jakub Jelinek <jakub@redhat.com>
15558 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
15559 MASK_V8 being both set.
15561 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
15563 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
15564 insn for GOT register; add REG_MAYBE_DEAD notes instead.
15565 config/s390/s390.md (call, call_value): Add GOT register to
15566 CALL_INSN_FUNCTION_USAGE where needed.
15567 (call_exp, call_value_exp): New.
15569 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
15571 * config/arm/arm.c: General formatting tidy up.
15573 2002-01-16 Graham Stott <grahams@redhat.com>
15575 * calls.c (try_to_integrate): Use "(size_t)" intermediate
15576 cast and when casting an integer literal to "rtx" pointer.
15577 (expand_call): Likewise.
15578 * flow.c (try_pre_increment): Likewise.
15579 (find_use_as_address): Likewise.
15580 * integrate.c (expand_iline_function): Likewise.
15581 * regmove.c (try_auto_increment): Likewise.
15583 2002-01-16 Graham Stott <grahams@redhat.com>
15585 * sched-rgn.c (passed): Use sbitmap_free.
15586 (header): Likewise.
15588 (in_queue): Likewise.
15589 (in_stack): Likewise.
15591 2002-01-15 Eric Christopher <echristo@redhat.com>
15593 * flow.c (propagate_one_insn): Change to use fatal_insn.
15595 2002-01-15 Kazu Hirata <kazu@hxi.com>
15597 * expmed.c (extract_fixed_bit_field): Remove unused code.
15598 * system.h: Poison SLOW_ZERO_EXTEND.
15599 * doc/tm.texi: Remove.
15600 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
15601 * config/arm/arm.h: Likewise.
15602 * config/avr/avr.h: Likewise.
15603 * config/clipper/clipper.h: Likewise.
15604 * config/convex/convex.h: Likewise.
15605 * config/d30v/d30v.h: Likewise.
15606 * config/dsp16xx/dsp16xx.h: Likewise.
15607 * config/elxsi/elxsi.h: Likewise.
15608 * config/fr30/fr30.h: Likewise.
15609 * config/h8300/h8300.h: Likewise.
15610 * config/i370/i370.h: Likewise.
15611 * config/i386/i386.h: Likewise.
15612 * config/m68k/m68k.h: Likewise.
15613 * config/mips/mips.h: Likewise.
15614 * config/ns32k/ns32k.h: Likewise.
15615 * config/pdp11/pdp11.h: Likewise.
15616 * config/pj/pj.h: Likewise.
15617 * config/s390/s390.h: Likewise.
15618 * config/sh/sh.h: Likewise.
15619 * config/stormy16/stormy16.h: Likewise.
15620 * config/v850/v850.h: Likewise.
15621 * config/vax/vax.h: Likewise.
15622 * config/we32k/we32k.h: Likewise.
15624 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
15626 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
15627 (altivec_lvsl): Change constraint to b.
15628 (altivec_lvsr): Same.
15629 (altivec_lvebx): Same.
15630 (altivec_lvehx): Same.
15631 (altivec_lvewx): Same.
15632 (altivec_lvxl): Same.
15633 (altivec_lvx): Same.
15634 (altivec_stvx): Add parallel.
15635 (altivec_stvxl): Same.
15636 (altivec_stvehx): Same.
15637 (altivec_stvebx): Same.
15638 (altivec_stvebx): Same.
15640 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
15642 * config.gcc: Change altivec.h to altivec-defs.h.
15644 * config/rs6000/altivec.h: Delete.
15646 * config/rs6000/altivec-defs.h: Add.
15648 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
15650 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
15653 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
15654 less than or equal to eight bytes.
15656 * vax.md (andsi3): Remove constraints and change SET destination
15657 operand type to nonimmediate_operand.
15658 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
15659 when it is a CONST_INT.
15661 2002-01-15 Jason Merrill <jason@redhat.com>
15663 * c-common.def (FILE_STMT): New code.
15664 * c-common.c (statement_code_p): It's a statement.
15665 * c-common.h (stmt_tree_s): Add x_last_filename.
15666 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
15667 (last_expr_filename): New macro.
15668 * c-semantics.c (begin_stmt_tree): Initialize it.
15669 (add_stmt): If the filename changed, also insert a
15671 (expand_stmt): Handle seeing one.
15673 2002-01-15 Eric Christopher <echristo@redhat.com>
15675 * flow.c (propagate_one_insn): Add error message and print out
15676 insn for debugging.
15678 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
15680 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
15681 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
15682 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
15683 TRAMPOLINE_ALIGNMENT.
15684 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
15686 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
15687 PCC_BITFIELD_TYPE_MATTERS.
15688 * config/interix.h (STDC_VALUE): Remove. Use
15689 STDC_0_IN_SYSTEM_HEADERS.
15690 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
15691 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
15692 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
15694 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
15696 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
15697 not work on this platform currently.
15699 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
15701 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
15702 readonly_warning in _().
15704 2002-01-15 Douglas B Rupp <rupp@gnat.com>
15706 * gcc.c (delete_if_ordinary): Backout previous change.
15708 2002-01-15 Kazu Hirata <kazu@hxi.com>
15710 * config/h8300/h8300.c (print_operand): Remove support for
15711 unused operand characters.
15713 * read-rtl.c: Fix formatting.
15714 * real.c: Likewise.
15715 * recog.c: Likewise.
15716 * regclass.c: Likewise.
15717 * regmove.c: Likewise.
15718 * reg-stack.c: Likewise.
15719 * reload1.c: Likewise.
15720 * rtlanal.c: Likewise.
15722 2002-01-15 Kazu Hirata <kazu@hxi.com>
15724 * config/i386/i386.c: Fix formatting.
15726 2002-01-15 Jakub Jelinek <jakub@redhat.com>
15728 * c-typeck.c (process_init_element): Don't save_expr
15729 COMPOUND_LITERAL_EXPR if just its initializer will be used.
15731 2002-01-15 David Edelsohn <edelsohn@gnu.org>
15733 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
15734 emit optional traceback table if optimize_size or TARGET_ELF.
15735 * config/rs6000/rs6000.md (prefetch): New.
15737 2002-01-15 Andreas Jaeger <aj@suse.de>
15739 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
15741 2002-01-15 Kazu Hirata <kazu@hxi.com>
15743 * mips-tfile.c: Fix formatting.
15745 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
15747 * unroll.c (final_reg_note_copy): Fix previous commit.
15749 2002-01-14 Kazu Hirata <kazu@hxi.com>
15751 * config/h8300/h8300-protos.h: Remove the prototype for
15753 * config/h8300/h8300.c (eq_operator): Remove.
15755 2002-01-14 Richard Henderson <rth@redhat.com>
15757 * config/i386/i386.md (prefetch): Tidy.
15758 (prefetch_3dnow): Fix locality operand.
15760 2002-01-14 Richard Henderson <rth@redhat.com>
15762 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
15763 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
15765 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
15767 * reload1.c (reload_combine): Pass reg_sum replacement through
15768 copy_rtx in loop performing multiple changes.
15770 2002-01-14 Jakub Jelinek <jakub@redhat.com>
15772 * except.c (remove_unreachable_regions): New.
15773 (free_eh_status): Clear exception_handler_labels.
15774 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
15775 (find_exception_handler_labels): Don't add the same label more than
15777 (remove_exception_handler_label): Don't die if
15778 find_exception_handler_labels hasn't been called for the current
15781 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
15783 * toplev.c (rest_of_compilation): Rebuild jump labels after
15786 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
15788 * doc/extend.texi: Move documentation of X86 built-in functions
15790 * doc/invoke.texi: From here.
15791 * doc/sourcebuild.texi: Document location of documentation for
15792 machine built-in functions.
15794 2002-01-13 Christopher Faylor <cgf@redhat.com>
15796 * cppfiles.c (TEST_THRESHOLD): New macro.
15797 (SHOULD_MMAP): Ditto.
15798 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
15801 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
15803 * unroll.c (final_reg_note_copy): Properly handle
15805 (unroll_loops): Fix LOOP_CONDITION heuristics.
15807 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
15809 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
15810 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
15812 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
15814 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
15817 2002-01-14 Tom Rix <trix@redhat.com>
15819 * config/rs6000/rs6000.md: Fix typo with sradi.
15821 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
15823 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
15824 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
15825 (clrstrdi, clrstrsi): Adapt callers.
15827 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
15829 (movti splitter): Never use register 0 as base register.
15831 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
15833 * combine.c (simplify_shift_const): Always generate new rtx
15834 for shift expression instead of reusing given expression.
15836 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15838 * config/alpha/alpha.c (alpha_expand_mov): Don't call
15839 alpha_legitimize_address unless mode is Pmode.
15841 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
15843 * doc/md.texi (Modifiers): Document the '*' constraint for the
15846 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
15847 * doc/extend.texi (Function Attributes): 'interrupt' is valid
15850 2002-01-13 Richard Henderson <rth@redhat.com>
15852 * reload.c (find_reloads): Use a hard reg destination as reload reg
15853 for an input reload of the source.
15855 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
15857 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
15860 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
15862 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
15863 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
15865 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
15867 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15869 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
15871 2002-01-12 Tom Rix <trix@redhat.com>
15873 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
15876 2002-01-12 Richard Henderson <rth@redhat.com>
15878 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
15880 * doc/invoke.texi: Update Alpha options.
15882 * doc/invoke.texi: Update i386 built-in function lists.
15884 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
15886 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
15887 referencing outside.
15889 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15891 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
15892 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
15893 offsets, and change line folding.
15894 * optabs.c (expand_binop): Remove warnings.
15895 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
15897 2002-01-12 Graham Stott <grahams@redhat.com>
15899 * attribs.c (handle_deprecated_attribute): constify WHAT.
15900 * diagnostic.c (warn_deprecated_use): Add braces, fixes
15901 dangling else warning and constify WHAT.
15902 * except.h (struct function, struct inline_remap): Move
15903 struct tag forward defs before all prototypes.
15904 (duplicate_eh_regions): Whitespace.
15906 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
15908 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
15909 MODE_BASE_REG_CLASS.
15910 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
15912 2002-01-12 Richard Henderson <rth@redhat.com>
15914 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
15915 (ix86_expand_vector_move): New.
15916 (bdesc_2arg): Remove andps, andnps, orps, xorps.
15917 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
15918 Remove old prefetch builtins. Special case the logicals removed above.
15919 (ix86_expand_builtin): Likewise.
15920 (safe_vector_operand): Use V4SFmode, not TImode.
15921 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
15922 (ix86_expand_timode_binop_builtin): New.
15923 * config/i386/i386-protos.h: Update.
15924 * config/i386/i386.h (enum ix86_builtins): Update.
15925 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
15926 Use ix86_expand_vector_move in vector move expanders.
15927 (movti_internal, movti_rex64): Add xorps alternative.
15928 (sse_clrv4sf): Rename and adjust from sse_clrti.
15929 (prefetch): Don't work so hard.
15930 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
15931 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
15932 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
15934 2002-01-11 Richard Henderson <rth@redhat.com>
15936 * config/i386/mmintrin.h: New file.
15937 * config/i386/xmmintrin.h: New file.
15938 * config.gcc (i?86-*-*): Add extra_headers.
15939 * simplify-rtx.c (simplify_unary_operation): Handle saturating
15941 (simplify_binary_operation): Handle saturating arithmetic codes.
15942 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
15943 not the lowpart subreg.
15944 (ix86_expand_builtin): Return a TImode dummy register instead of 0
15946 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
15948 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15950 * conflict.c (conflict_graph_compute): Free regsets when finished.
15951 * ssa.c (compute_coalesced_reg_partition): Likewise.
15953 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15955 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
15956 every where we allocate a register.
15958 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15960 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
15961 * lcm.c (compute_earliest, compute_farthest): Likewise.
15963 2002-01-11 Janis Johnson <janis187@us.ibm.com>
15965 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
15967 2002-01-11 Janis Johnson <janis187@us.ibm.com>
15969 * doc/rtl.texi (Insns): Fix 2 typos.
15971 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
15973 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
15974 options. Use @table @gcctabopt for MMIX options. Add index
15975 entries for MMIX options. Start new paragraph with first
15976 heading of the machine-dependent options.
15978 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
15981 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
15982 * combine.c (force_to_mode): Same.
15983 * reload1.c (clear_reload_reg_in_use): Same.
15985 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
15987 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
15990 2002-01-11 Andreas Jaeger <aj@suse.de>,
15991 Brad Lucier <lucier@math.purdue.edu>
15993 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
15996 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
15998 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
15999 Protect with IN_LIBGCC.
16000 (LINK_EH_SPEC): Add required trailing space.
16002 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
16004 * c-tree.h: Move function declarations so that they are listed
16005 under the filename which contains them.
16006 (check_identifier, finish_decl_top_level,
16007 lookup_name_current_level_global, shadow_record_fields): Remove.
16009 2002-01-11 Andreas Jaeger <aj@suse.de>
16011 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
16014 2002-01-10 Richard Henderson <rth@redhat.com>
16016 * config/alpha/alpha.c (print_operand): Add 'J'.
16017 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
16018 new operand with the sequence number for the lituse. When splitting
16019 the insns, use gen_movdi_er_high_g and generate a sequence number.
16020 (gen_movdi_er_high_g): Print the sequence number if non-zero.
16022 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
16024 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
16025 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
16027 (altivec_expand_builtin): Same.
16028 (altivec_expand_stv_builtin): New.
16030 * config/rs6000/rs6000.h (rs6000_builtins): Same.
16032 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
16033 ("altivec_lvehx"): New.
16034 ("altivec_lvewx"): New.
16035 ("altivec_lvxl"): New.
16036 ("altivec_lvx"): New.
16037 ("altivec_stvx"): New.
16038 ("altivec_stvebx"): New.
16039 ("altivec_stvehx"): New.
16040 ("altivec_stvewx"): New.
16041 ("altivec_stvxl"): New.
16043 2002-01-10 Richard Henderson <rth@redhat.com>
16045 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
16046 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
16047 care not to delete instructions twice.
16049 2002-01-10 Zack Weinberg <zack@codesourcery.com>
16051 * toplev.c: Don't declare environ (it's not used anywhere).
16052 * configure.in: Don't check for declaration of environ.
16053 * config/i386/xm-mingw32.h: Don't #define environ.
16054 * config.in, configure: Regenerate.
16056 2002-01-10 Zack Weinberg <zack@codesourcery.com>
16058 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
16059 * configure: Regenerate.
16061 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
16062 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
16063 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
16065 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
16066 LIMITS_H_TEST here, not in m68k/x-next.
16067 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
16068 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
16070 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
16071 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
16072 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
16074 * config/i386/x-djgpp: Renamed i386/t-djgpp.
16075 * config/m88k/x-dolph: Renamed m88k/t-dolph.
16076 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
16077 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
16078 replacement of quadlib.asm with quadlib.c.
16080 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
16081 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
16082 config/rs6000/xm-beos.h: Delete file.
16084 * config.gcc: Update to match above changes.
16086 2002-01-10 Kazu Hirata <kazu@hxi.com>
16088 * config/h8300/h8300.h: Fix comment typos.
16089 * config/h8300/h8300.md: Likewise.
16090 * config/h8300/lib1funcs.asm: Likewise.
16092 2002-01-10 Dale Johannesen <dalej@apple.com>
16094 PR optimization/5269
16095 * unroll.c (precondition_loop_p): Make *increment be the correct
16096 sign when n_iterations known, to avoid confusing caller.
16098 2002-01-10 Kazu Hirata <kazu@hxi.com>
16100 * doc/extend.texi (deprecated): Fix a typo.
16102 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
16104 * basic-block.h (update_br_prob_note): Declare.
16105 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
16106 (try_forward_edges): Care negative frequencies and update note.
16107 (outgoing_edges_match): Tweek conditional merging heuristics.
16108 (try_crossjump_to_edge): use update_br_prob_note.
16109 * cfglayout.c (fixup_reorder_chain): Likewise.
16110 * cfrtl.c (update_br_prob_note): New.
16111 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
16113 * i386.c (ix86_decompose_address): Return -1 if address contains
16115 (legitimate_address_p): Require ix86_decompose_address to return 1.
16117 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
16118 (cprop_insn): Likewise.
16120 2002-01-10 Kazu Hirata <kazu@hxi.com>
16122 * toplev.c: Fix formatting.
16123 * tree.c: Likewise.
16124 * tree-dump.c: Likewise.
16125 * unroll.c: Likewise.
16126 * unwind-dw2.c: Likewise.
16127 * unwind-dw2-fde.c: Likewise.
16128 * unwind-dw2-fde-glibc.c: Likewise.
16129 * unwind-sjlj.c: Likewise.
16131 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
16133 * doc/invoke.texi: Document PDP-11 options.
16135 2002-01-10 Kazu Hirata <kazu@hxi.com>
16137 * config/h8300/h8300.h: Fix formatting.
16139 2002-01-10 Ira Ruben <ira@apple.com>
16141 Add __attribute__ ((deprecated)).
16142 * extend.texi: Document __attribute__ ((deprecated)).
16143 * invoke.texi: Document -Wno-deprecated-declarations.
16144 * testsuite/g++.dg/other/deprecated.C: New C++ test.
16145 * testsuite/gcc.dg/deprecated.c: New C test.
16146 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
16147 (c_common_attribute_table): Add "deprecated" entry.
16148 (handle_deprecated_attribute): New function.
16149 * c-decl.c (deprecated_states): New enum.
16150 deprecated_state: State of "deprecated" handling.
16151 (start_decl): Set deprecated_state based on attributes.
16152 (grokdeclarator): Test for deprecated uses, propagate attribute.
16153 * c-typeck.c (build_component_ref): Test for deprecated fields.
16154 (build_external_ref): Test for deprecated primaries.
16155 * diagnostic.c (warn_deprecated_use) New function to issue
16156 warnings about __attribute__ ((depricated)) references.
16157 * flags.h (warn_deprecated_decl): Extern declared for
16158 -W[no-]deprecated-declarations option.
16159 * print-tree.c (print_node): Show deprecated flag status.
16160 * toplev.c (warn_deprecated_decl): Defined.
16161 (W_options): Added "deprecated-declaration".
16162 * toplev.h (warn_deprecated_use): Extern declared.
16163 * tree.h (struct tree_common): Define deprecated_flag.
16164 (TREE_DEPRECATED): New macro to access flag.
16165 * cp/call.c (build_call): Test for deprecated calls.
16166 * cp/class.c (add_implicitly_declared_members): Set global
16167 flag to tell grokdeclarator to not issue deprecated warnings.
16168 * cp/cp-tree.h: Add extern for adding_implicit_members.
16169 * cp/decl.c (deprecated_states): New enum.
16170 (start_decl): Set deprecated_state based on attributes.
16171 (grokdeclarator): Test for deprecated uses, propagate attribute.
16172 * cp/lex.c (do_identifier): Test for deprecated primaries.
16173 * cp/typeck.c (build_component_ref): Test for deprecated fields.
16175 2002-01-10 Ira Ruben <ira@apple.com>
16177 Fix to assign attributes to inline member functions.
16178 * cp/decl.c (start_method): Handle attrlist.
16180 2002-01-10 Kazu Hirata <kazu@hxi.com>
16182 * combine.c (expand_field_assignment): Use subreg_lsb().
16184 2002-01-10 David Edelsohn <edelsohn@gnu.org>
16186 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
16187 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
16188 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
16189 Recurse for any operand of AND as long as constant is non-zero.
16191 2002-01-10 Kazu Hirata <kazu@hxi.com>
16193 * config/h8300/h8300.md: Remove constraints from expanders.
16195 2002-01-10 Kazu Hirata <kazu@hxi.com>
16197 * varasm.c: Fix formatting.
16198 * varray.c: Likewise.
16199 * vmsdbgout.c: Likewise.
16200 * xcoffout.c: Likewise.
16202 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
16204 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
16205 update edge probabilities to match.
16207 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
16209 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
16211 * doc/languages.texi, doc/sourcebuild.texi: New files.
16212 * doc/configfiles.texi: Make a subsubsection. Update.
16213 * doc/configterms.texi: Add @node. Remove warning that this isn't
16214 instructions for building GCC.
16215 * doc/makefile.texi: Make a subsection.
16216 * doc/gccint.texi: Update.
16218 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
16220 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
16222 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
16224 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
16226 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
16228 * optabs.c (expand_fix): Look for wider integer modes first.
16230 * i386.md (mov?f): Avoid the fake const double trick for medium
16232 (min?f*/max?f*): Prohibit memory operands for i387 variant.
16233 (fop_df_4): Disable for SSE compilation.
16235 2002-01-10 Graham Stott <grahams@redhat.com>
16237 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
16238 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
16240 2002-01-10 Richard Henderson <rth@redhat.com>
16242 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
16244 2002-01-10 Richard Henderson <rth@redhat.com>
16246 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
16247 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
16249 2002-01-10 Kazu Hirata <kazu@hxi.com>
16251 * combine.c (can_combine_p): Fix a comment typo.
16253 2002-01-09 Zack Weinberg <zack@codesourcery.com>
16255 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
16256 empty list correctly. Change loop index $t to $f for
16257 consistency with rest of Makefile.
16259 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
16261 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
16262 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
16264 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
16265 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
16266 (altivec_init_builtins): Same.
16267 (altivec_expand_unop_builtin): Return NULL_RTX on error.
16268 (altivec_expand_binop_builtin): Same.
16269 (altivec_expand_ternop_builtin): Same.
16272 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
16273 ("altivec_vctuxs"): Fix typo.
16274 ("altivec_vnmsubfp"): Same.
16275 ("altivec_dssall"): New.
16276 ("altivec_mfvscr"): New.
16277 ("altivec_dss"): New.
16278 ("altivec_lvsl"): New.
16279 ("altivec_lvsr"): New.
16280 ("altivec_dstt"): New.
16281 ("altivec_dstst"): New.
16282 ("altivec_dststt"): New.
16283 ("altivec_dst"): New.
16285 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
16286 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
16288 2002-01-09 Richard Henderson <rth@redhat.com>
16290 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
16292 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
16294 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
16296 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
16298 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
16300 2002-01-09 Kazu Hirata <kazu@hxi.com>
16302 * read-rtl.c: Fix formatting.
16303 * real.c: Likewise.
16304 * regclass.c: Likewise.
16305 * regrename.c: Likewise.
16306 * reg-stack.c: Likewise.
16307 * reload1.c: Likewise.
16308 * reload.c: Likewise.
16311 2002-01-09 Kazu Hirata <kazu@hxi.com>
16313 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
16314 to extract items in the expr_list chain.
16316 2002-01-09 Richard Henderson <rth@redhat.com>
16318 * config/vax/vax.c (vax_rtx_cost): Never abort.
16320 * config/vax/vax.h (REAL_ARITHMETIC): Define.
16322 2002-01-09 Jan Hubicka <jh@suse.cz>
16324 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
16326 2002-01-09 Richard Henderson <rth@redhat.com>
16328 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
16329 Unify code from various alternatives.
16331 2002-01-09 Richard Henderson <rth@redhat.com>
16333 * regrename.c (copy_value): Ignore the copy if the source register
16334 is present in the value chain with a narrower mode.
16336 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16338 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
16339 for the c4x target. Also improve layout.
16341 2002-01-09 Richard Henderson <rth@redhat.com>
16343 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
16344 * config/m32r/m32r.md (and ior xor splitters): Swap operands
16345 to match insn patterns.
16347 2002-01-09 Richard Henderson <rth@redhat.com>
16349 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
16350 (copyprop_hardreg_forward_1): Likewise.
16352 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
16354 * pa.md (decrement_and_branch_until_zero): Change predicate for
16355 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
16357 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
16359 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
16360 gets undefined. For Darwin.
16362 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16364 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
16366 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16368 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
16370 2002-01-08 Richard Henderson <rth@redhat.com>
16372 * regrename.c (copy_value): Ignore overlapping copies.
16374 2002-01-08 Richard Henderson <rth@redhat.com>
16376 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
16377 as needed to avoid shared structure.
16379 2002-01-08 Kazu Hirata <kazu@hxi.com>
16381 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
16384 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16386 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
16387 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
16388 documentation of obsolete macros.
16389 * system.h: Poison these macros.
16390 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
16391 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
16392 config/c4x/c4x.h, config/clipper/clipper.h,
16393 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
16394 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
16395 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
16396 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
16397 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
16398 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
16399 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
16400 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
16401 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
16402 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
16403 config/sparc/sparc.h, config/stormy16/stormy16.h,
16404 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
16405 definitions and commented out definitions of obsolete macros.
16406 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
16407 of MAX_INT_TYPE_SIZE.
16409 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
16411 * config/s390/s390.c (s390_preferred_reload_class): Never
16412 return ADDR_REGS if it isn't a subset of the given class.
16413 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
16414 FP_REGS, but all superclasses as well.
16416 * config/s390/s390.c (s390_function_profiler): Fix thinko.
16418 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
16419 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
16420 must not be a const_int.
16422 2002-01-08 Richard Henderson <rth@redhat.com>
16424 * Makefile.in (toplev.o): Depend on options.h.
16425 (gcc.o): Depend on specs.h.
16427 2002-01-08 Jakub Jelinek <jakub@redhat.com>
16429 * expr.c (store_expr): Convert VOIDmode constants back to target's
16432 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
16434 * doc/invoke.texi: Markup gcc as @command. Refer to
16435 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
16436 of http://gcc.gnu.org/thanks.html.
16438 2002-01-08 Dale Johannesen <dalej@apple.com>
16440 * config/rs6000/rs6000.md: Add missing int register
16441 target case to movdf_low.
16443 2002-01-08 Zack Weinberg <zack@codesourcery.com>
16445 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
16446 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
16447 (cppinit.o): Depend on except.h.
16448 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
16449 s-specs): New rules.
16451 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
16452 Don't create specs.h/options.h/gencheck.h here. Remove
16453 unnecessary variable settings from last argument of AC_OUTPUT.
16454 * config.in, configure: Regenerate.
16455 * intl.c: Hardcode package name as "gcc".
16457 * cppinit.c: Include except.h.
16458 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
16460 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
16461 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
16462 (!)USING_SJLJ_EXCEPTIONS.
16463 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
16465 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16467 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
16468 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
16469 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
16470 documentation of obsolete macros.
16471 * system.h: Poison these macros.
16472 * config/d30v/d30v.h, config/ns32k/encore.h,
16473 config/stormy16/stormy16.h: Remove definitions and commented out
16474 definitions of obsolete macros.
16476 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
16478 * objc/objc-act.c (handle_class_ref): Mark the declaration of
16479 %sobjc_class_ref_%s as used - to prevent unwanted compiler
16482 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
16484 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
16485 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
16486 to insn adjusting stack/frame pointer.
16487 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
16488 accept operands that cause the insn to be non-splittable.
16490 2002-01-08 Graham Stott <grahams@redhat.com>
16492 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
16493 (C_TYPE_FIELDS_VOLATILE): Likewise.
16494 (C_TYPE_BEING_DEFINED): Likewise.
16495 (C_IS_RESERVED_WORD): Likewise.
16496 (C_TYPE_VARIABLE_SIZE): Likewise.
16497 (C_DECL_VARIABLE_SIZE): Likewise.
16498 (C_MISSING_PROTOTYPE_WARNED): Likewise.
16499 (C_SET_EXP_ORIGINAL_CODE): Likewise.
16500 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
16502 (C_DECL_ANTICIPATED): Likewise.
16503 (c_build_type_variant): Add parenthesis.
16505 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
16507 * gcc.c (option_map): Remove --version.
16508 (process_command): Handle -fversion following the GNU Coding
16509 Standards. Partially addresses PR other/704.
16511 2002-01-08 Graham Stott <grahams@redhat.com>
16513 * combine.c (combine_instructions): Fix typo.
16515 2002-01-08 Graham Stott <grahams@redhat.com>
16517 * debug.h: Use "tree" and "rtx" throughout.
16519 * debug.c: Likewise.
16521 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
16523 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
16524 constant pool, use the pool's version of the symbol instead.
16526 2002-01-07 Richard Henderson <rth@redhat.com>
16528 * regrename.c (find_oldest_value_reg): Ignore the value chain if
16529 the original register was copied in a mode with a fewer number of
16530 hard registers than the desired mode.
16531 (copyprop_hardreg_forward_1): Likewise.
16532 (debug_value_data): Fix loop test.
16533 * toplev.c (parse_options_and_default_flags): Reenable
16534 -fcprop-registers at -O1.
16536 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16538 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
16539 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
16541 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
16544 * config/rs6000/rs6000.md: Add altivec predicate patterns.
16546 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
16548 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
16549 (pa_output_function_prologue): Output local label at the beginning of
16550 the prologue when profiling.
16551 (hppa_profile_hook): Use the local label rather than the function label.
16552 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
16554 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16556 * config/rs6000/rs6000.c (print_operand): Remove extra space.
16557 (altivec_expand_unop_builtin): Fix thinko.
16558 (altivec_expand_binop_builtin): Same.
16559 (altivec_expand_ternop_builtin): Same.
16560 (altivec_expand_builtin): Same.
16562 2002-01-07 Richard Henderson <rth@redhat.com>
16564 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
16566 2002-01-07 Jason Merrill <jason@redhat.com>
16568 * unwind-dw2.c (execute_cfa_program): Use < again.
16570 2002-01-07 Jakub Jelinek <jakub@redhat.com>
16572 * predict.c (combine_predictions_for_insn): Avoid division by zero.
16574 2002-01-07 Jakub Jelinek <jakub@redhat.com>
16576 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
16577 Don't allow -1 - x -> ~x simplifications in the first pass.
16579 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
16581 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
16583 (altivec_expand_binop_builtin): Same.
16584 (altivec_expand_unop_builtin): Same.
16585 (print_operand): Fix typo.
16586 (bdesc_1arg): Add vupk* variants.
16588 * rs6000.h (rs6000_builtins): Add vupk* enums.
16590 * rs6000.md: Add altivec_vupk* variants.
16592 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
16594 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
16595 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
16596 and last update dates.
16598 2002-01-07 Janis Johnson <janis187@us.ibm.com>
16600 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
16602 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
16604 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
16605 * config/avr/avr.h (CPP_SPEC): Likewise.
16606 (LINK_SPEC): Likewise.
16607 (CRT_BINUTILS_SPECS): Likewise.
16608 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16609 * doc/invoke.texi (AVR Options): Document them.
16611 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
16613 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
16616 2002-01-07 Graham Stott <grahams@redhat.com>
16618 * config/i386/i386.h: Update copyright date.
16619 (HALF_PIC_PTR): Add parenthesis.
16620 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
16621 (CONSTANT_ALIGNMENT): Add parenthesis.
16622 (DATA_ALIGNMENT): Likewise.
16623 (LOCAL_ALIGNMENT): Likewise.
16624 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
16625 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
16626 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
16627 (HARD_REGNO_NREGS): Add paranethesis.
16628 (VALID_SSE_REG_MODE): Whitespace.
16629 (VALID_MMX_REG_MODE): Whitespace.
16630 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
16631 (ix86_hard_regno_mode_ok): Add parenthesis.
16632 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
16633 (RETURN_IN_MEMORY): Whitespace.
16634 (N_REG_CLASSES): Add parenthesis.
16635 (INTEGER_CLASS_P): Add parenthesis and wrap.
16636 (FLOAT_CLASS_P): Likewise.
16637 (SSE_CLASS_P): Likewise.
16638 (MMX_CLASS_P): Likewise.
16639 (MAYBE_INTEGER_CLASS_P): Likewise.
16640 (MAYBE_FLOAT_CLASS_P): Likewise.
16641 (MAYBE_SSE_CLASS_P): Likewise.
16642 (MAYBE_MMX_CLASS_P): Likewise.
16643 (Q_CLASS_P): Likewise.
16644 (GENERAL_REGNO_P): Uppercase macro parameter.
16645 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
16646 (FP_REGNO_P): Likewise.
16647 (ANY_FP_REGNO_P): Uppercase macro parameter.
16648 (SSE_REGNO_P): Likewise.
16649 (SSE_REGNO): Likewise.
16650 (SSE_REG_P): Likewise.
16651 (SSE_FLOAT_MODE_P): Likewise.
16652 (MMX_REGNO_P): Likewise.
16653 (MMX_REG_P):Likewise.
16654 (STACK_REG_P): Likewise.
16655 (NON_STACK_REG_P): Likewise.
16656 (STACK_TOP_P): Likewise.
16657 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
16658 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
16659 (SECONDARY_MEMORY_NEEDED): Likewise.
16660 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
16661 (MD_ASM_CLOBBERS): Whitespace and wrap.
16662 (MUST_PASS_IN_STACK): Whitespace and wrap.
16663 (RETURN_POPS_ARGS): Add parenthesis.
16664 (INIT_CUMULATIVE_ARGS): Likewise.
16665 (FUNCTION_ARG): Likewise.
16666 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
16667 (SETUP_INCOMING_VARARGS): Likewise.
16668 (BUILD_VA_LIST_TYPE): Add parenthesis.
16669 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
16671 (EXPAND_BUILTIN_VA_ARG): Likewise.
16672 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
16673 (INITIALIZE_TRAMPOLINE): Add parenthesis.
16674 (INITIAL_ELIMINATION_OFFSET): Likewise.
16675 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
16676 (REGNO_OK_FOR_BASE_P): Likewise.
16677 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
16678 (REGNO_OK_FOR_DIREG_P): Likewise.
16679 (REG_OK_FOR_INDEX_P): Whitespace.
16680 (REG_OK_FOR_BASE_P): Whitespace.
16681 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
16683 (FIND_BASE_TERM): Fix typo.
16684 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
16685 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
16686 (SYMBOLIC_CONST; Whitespace.
16687 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
16688 (ENCODE_SECTION_INFO): Whitespace.
16689 (FINALIZE_PIC): Remove do { ... } while (0).
16690 (PROMOTE_MODE): Wrap in do { ... } while (0).
16691 (CONST_COSTS): Whitespace.
16692 (RTX_COSTS): Add paramethesis, whitespace and wrap.
16693 (REGISTER_MOVE_COST): Add parenthesis.
16694 (MEMORY_MOVE_COST): Likewise.
16695 (EXTRA_CC_MODES): Whitespace.
16696 (SELECT_CC_MODE): Add parenthesis and whitespace.
16697 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
16698 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
16699 (ASM_OUTPUT_LABEL): Add paramethesis.
16700 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
16701 (ASM_OUTPUT_REG_POP): Likewise.
16702 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
16703 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
16705 * config/i386/i386.c: Update copyright.
16706 (CHECK_STACK_LIMIT): Add parenthesis.
16707 (AT_BP): Uppercase macro parameter.
16708 (x86_64_int_parameter_registers): Constify.
16709 (x86_64_int_return_registers): Likewise.
16710 (ix86_compare_op0): Use rtx.
16711 (construct_container): Constify INTREG parameter.
16712 (function_arg): Use rtx.
16714 * diagnostic.h: Update copyright date.
16715 (output_buffer_state): Add parenthesis.
16716 (output_buffer_format_args): Likewise.
16718 * combine.c (combine_instructions): Replace XEXP (links, 0)
16721 2002-01-06 H.J. Lu <hjl@gnu.org>
16723 * cfgcleanup.c (thread_jump): Fix 2 typos.
16725 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
16727 * config.gcc: Add support for --enable-altivec.
16729 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
16731 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
16733 2002-01-06 Jakub Jelinek <jakub@redhat.com>
16735 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
16736 __objc_class_name_*.
16738 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
16740 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
16742 2002-01-06 Richard Henderson <rth@redhat.com>
16744 * reorg.c (emit_delay_sequence): Remove death notes, not merely
16745 nop them out. Increment label reference count for REG_LABEL.
16746 (fill_slots_from_thread): Frob label reference count around
16747 delete_related_insns.
16749 2002-01-05 Richard Henderson <rth@redhat.com>
16751 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
16754 2002-01-05 Richard Henderson <rth@redhat.com>
16756 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
16757 * integrate.c (output_inline_function): Likewise.
16758 * toplev.c (rest_of_compilation): Do it here instead. Move call
16759 to remove_unnecessary_notes after emitting abstract instance.
16760 Force an emitted nested function to have its parent emited as well.
16761 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
16763 (rtl_for_decl_location): Do not look at reload data structures
16764 before reload has run.
16766 2002-01-05 Kazu Hirata <kazu@hxi.com>
16768 * cse.c: Fix formatting.
16769 * dwarf2asm.c: Likewise.
16770 * dwarf2out.c: Likewise.
16771 * explow.c: Likewise.
16772 * expmed.c: Likewise.
16773 * function.c: Likewise.
16774 * gcov.c: Likewise.
16775 * gencheck.c: Likewise.
16776 * genrecog.c: Likewise.
16777 * ggc-common.c: Likewise.
16778 * ggc-page.c: Likewise.
16779 * global.c: Likewise.
16781 2002-01-05 Kazu Hirata <kazu@hxi.com>
16783 * combine.c: Fix formatting.
16785 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
16788 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
16790 2002-01-05 David Edelsohn <edelsohn@gnu.org>
16792 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
16793 as 1 for __powerpc64__ as well.
16795 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
16797 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
16800 2002-01-05 Daniel Berlin <dan@dberlin.org>
16802 * lcm.c: Revert change, due to performance regression it causes on
16803 SPEC because it's slightly more conservative (sigh, I hate
16806 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
16808 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
16810 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
16812 * doc/cppinternals.texi: Update.
16814 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
16816 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
16817 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
16819 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
16820 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
16821 kludge for pre-october-14th mmix versions to handle new-found bug
16822 with PUSHJ/PUSHGO and the register stack.
16823 * config/mmix/mmix.h (struct machine_function): Rename member
16824 has_call_value_without_parameters to has_call_without_parameters.
16825 All referers changed.
16826 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
16827 TARGET_MASK_BRANCH_PREDICT): New macros.
16828 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
16829 -mno-reg-stack-fill-bug-workaround.
16830 * config/mmix/mmix.md ("call"): Set struct machine member
16831 has_call_without_parameters.
16833 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
16835 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
16837 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
16839 * cfgcleanup.c: Include tm_p.h
16840 (mark_effect): Fix handling of hard register; fix handling of SET
16842 2002-01-04 Kazu Hirata <kazu@hxi.com>
16844 * config/h8300/h8300.md (anonymous patterns): Check that
16845 operands are registers before using REGNO on them.
16847 2002-01-03 Roland McGrath <roland@frob.com>
16849 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
16851 2002-01-04 Jakub Jelinek <jakub@redhat.com>
16853 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
16854 * c-common.h (genrtl_expr_stmt_value): Likewise.
16855 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
16856 (expand_expr_stmt_value): Add maybe_last argument.
16857 Don't warn about statement with no effect if it is the last statement
16858 in expression statement.
16859 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
16860 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
16861 expand_expr_stmt_value.
16862 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
16863 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
16864 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
16865 as maybe_last to expand_expr_stmt_value.
16867 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
16869 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
16870 be passed in, do not build it.
16871 (c_begin_if_stmt): New function.
16872 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
16873 * c-common.h (c_expand_start_cond): Update prototype.
16874 (c_begin_if_stmt): Prototype new function.
16875 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
16876 * c-parse.in (if_prefix): Use c_begin_if_stmt,
16877 c_begin_while_stmt and c_finish_while_stmt_cond.
16879 2002-01-04 William Cohen <wcohen@redhat.com>
16881 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
16882 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
16883 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
16884 * config/pa/som.h (ASM_FILE_START): Likewise.
16886 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
16888 * lcm.c: Include df.h.
16889 Add available_transfer_function prototype.
16890 (compute_available): Rework to use iterative dataflow framework.
16891 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
16892 with bb_info in df.h
16893 (available_transfer_function): New function.
16895 * Makefile.in (lcm.o): add df.h to dependencies.
16897 2002-01-04 Richard Henderson <rth@redhat.com>
16899 * config/alpha/alpha.c (some_operand): Accept HIGH.
16900 (input_operand): Likewise; accept simple references to globals.
16901 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
16902 (alpha_const_double_ok_for_letter_p): Likewise.
16903 (alpha_extra_constraint): Likewise.
16904 (alpha_preferred_reload_class): Likewise. Do not force
16905 symbolic constants to memory.
16906 (alpha_legitimate_address_p): Accept simple references
16907 to small_symbolic_operand.
16908 (alpha_legitimize_address): New arg scratch. Be prepared to be
16909 called when no_new_pseudos. Emit simple symbolic references.
16910 Split integers into low, high, and rest.
16911 (alpha_expand_mov): Use alpha_legitimize_address.
16912 (some_small_symbolic_mem_operand): New.
16913 (split_small_symbolic_mem_operand): New.
16914 * config/alpha/alpha-protos.h: Update.
16915 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
16916 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16917 (EXTRA_CONSTRAINT): Likewise.
16918 (PREFERRED_RELOAD_CLASS): Likewise.
16919 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
16920 (PREDICATE_CODES): Update.
16921 * config/alpha/alpha.md: New post-reload splitters to convert
16922 simplfied symbolic operands to the form that references $29.
16923 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
16924 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
16926 2002-01-03 Richard Henderson <rth@redhat.com>
16928 * local-alloc.c (function_invariant_p): Update commentary.
16930 2002-01-04 H.J. Lu <hjl@gnu.org>
16932 * toplev.c (rest_of_compilation): Fix a typo when calling
16935 2002-01-03 Kazu Hirata <kazu@hxi.com>
16937 * c-common.c: Fix formatting.
16938 * diagnostic.c: Likewise.
16939 * doloop.c: Likewise.
16940 * dwarf2out.c: Likewise.
16942 2002-01-03 Kazu Hirata <kazu@hxi.com>
16944 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
16945 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
16947 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
16949 * cpperror.c: Update comments and copyright.
16950 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
16951 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
16953 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
16955 * collect2.c (main): Use strcmp when testing for "-shared".
16957 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
16959 * cppmacro.c: Don't include intl.h. Update comments.
16960 (new_number_token): Allocate enough buffer for 64-bit unsigned
16961 integers; update prototype.
16962 * cppmain.c: Update comments.
16964 2002-01-03 William Cohen <wcohen@redhat.com>
16966 * function.h (struct function): Add profile.
16967 (current_function_profile): New.
16968 doc/extend.texi: Update documentation.
16969 * final.c (final_start_function): Use current_function_profile
16970 instead of profile_flag.
16971 (profile_after_prologue): Likewise.
16972 * function.c (expand_function_start): Likewise.
16973 (expand_function_start): Likewise.
16974 * config/alpha/alpha.c (direct_call_operand):
16975 (alpha_does_function_need_gp): Likewise.
16976 (alpha_expand_prologue): Likewise.
16977 * config/arm/arm.c (arm_expand_prologue): Likewise.
16978 thumb_expand_prologue: Likewise.
16979 * config/d30v/d30v.c (d30v_stack_info): Likewise.
16980 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
16981 (fr30_expand_prologue): Likewise.
16982 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
16983 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
16984 * config/i386/i386.h (FINALIZE_PIC): Likewise.
16985 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
16986 * config/i960/i960.c (i960_output_function_prologue): Likewise.
16987 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
16988 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
16989 (m32r_expand_prologue): Likewise.
16990 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
16991 (m88k_expand_prologue): Likewise.
16992 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
16993 * config/mips/mips.c (compute_frame_size): Likewise.
16994 (mips_expand_prologue): Likewise.
16995 (mips_can_use_return_insn): Likewise.
16996 * config/pa/elf.h (ASM_FILE_START): Likewise.
16997 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
16998 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
16999 * config/pa/som.h (ASM_FILE_START): Likewise.
17000 * config/romp/romp.c (romp_using_r14): Likewise.
17001 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
17002 (rs6000_stack_info): Likewise.
17003 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17004 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
17005 * config/v850/v850.c (compute_register_save_size): Likewise.
17007 2002-01-03 Jakub Jelinek <jakub@redhat.com>
17009 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
17010 gen_lowpart_common fails, use gen_lowpart_SUBREG.
17012 2002-01-03 Turly O'Connor <turly@apple.com>
17014 * darwin.c (machopic_output_possible_stub_label): Don't generate
17015 stub routines for pseudo-stubs which we've just defined.
17017 2002-01-03 Kazu Hirata <kazu@hxi.com>
17019 * builtins.c: Fix formatting.
17020 * c-typeck.c: Likewise.
17021 * combine.c: Likewise.
17022 * expr.c: Likewise.
17023 * loop.c: Likewise.
17025 2002-01-03 Andreas Schwab <schwab@suse.de>
17027 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
17028 and return true if _cpp_push_next_buffer pushed a new include
17030 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
17031 _cpp_pop_file_buffer did not push a new file.
17032 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
17034 2002-01-02 Eric Christopher <echristo@redhat.com>
17036 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
17037 FIND_REG_INC_NOTE call. Update copyright.
17038 * loop.c (canonicalize_condition): Ditto.
17039 * reorg.c (delete_scheduled_jump): Ditto.
17041 2002-01-03 Kazu Hirata <kazu@hxi.com>
17043 * gcse.c: Fix formatting.
17045 2002-01-03 Graham Stott <grahams@redhat.com>
17047 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
17048 forward defs for struct tags rtx_def, union_tree, rtvec_def
17049 also output corresponding typedefs for rtx, tree, and rtvec.
17051 * system.h: Move forward defs for struct tags rtx_def, union_tree,
17052 rtvec_def along with corresponding typedefs for rtx, tree, and
17053 rtvec to config.h, hconfig.h, tconfig.h.
17055 2002-01-03 Graham Stott <grahams@redhat.com>
17057 * tree.h: Update copyright date.
17058 (IS_EXPR_CODE_CLASS): Add parenthesis.
17059 (TREE_SET_CODE): Add whitespace.
17060 (TREE_CHECK): Add parenthesis.
17061 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
17062 (CST_OR_CONSTRUCTOR_CHECK):
17063 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
17064 (TREE_SYMBOL_REFERENCED): Whitespace.
17065 (INT_CST_LT): Likewise.
17066 (INT_CST_LT_UNSIGNED): Likewise.
17067 (tree_real_cst): Unwrap comment.
17068 (tree_string): Likewise.
17069 (tree_complex): Likewise.
17070 (IDENTIFIER_POINTER): correct cast.
17071 (SAVE_EXPR_CONTEXT): Whitespace.
17072 (EXPR_WFL_FILENAME_NODE): Likewise.
17073 (EXPR_WFL_FILENAME): Remove parenthesis.
17074 (DECL_ORIGIN): Add parenthesis.
17075 (DECL_FROM_INLINE): Use NULL_TREE.
17076 (build_int_2): Whitespace.
17077 (build_type_variant): Add parenthesis.
17079 * gcc/jcf-parse.c: Update copyright date.
17080 (yyparse): Constify resource_filename.
17082 2002-01-03 Graham Stott <grahams@redhat.com>
17084 * rtl.h: Update copyright date.
17085 (RTL_CHECK1): Wrap long line.
17086 (RTL_CHECK2): Likewise.
17087 (RTL_CHECKC1): Wrap long line and whitespace.
17088 (RTL_CHECKC2): Likewise.
17089 (XWINT): Whitespace.
17095 (XBITMAP): Likewise.
17097 (XBBDEF): Likewise.
17099 (X0WINT): Likewise.
17101 (X0UINT): Likewise.
17105 (X0MODE): Likewise.
17106 (X0BITMAP): Likewise.
17107 (X0TREE): Likewise.
17108 (X0BBDEF): Likewise.
17109 (X0ADVFLAGS): Likewise.
17110 (X0CSELIB): Likewise.
17111 (X0MEMATTR): Likewise.
17112 (XCWINT): Likewise.
17114 (XCUINT): Likewise.
17118 (XCMODE): Likewise.
17119 (XCBITMAP): Likewise.
17120 (XCTREE): Likewise.
17121 (XCBBDEF): Likewise.
17122 (XCADVFLAGS): Likewise.
17123 (XCCSELIB): Likewise.
17124 (XC2EXP): Likewise.
17125 (INSN_UID): Likewise.
17126 (PREV_INSN): Likewise.
17127 (PATTERN): Likewise.
17128 (INSN_CODE): Likewise.
17129 (PUT_REG_NOTE_KIND): Likewise.
17130 (CODE_LABEL_NUMBER): Likewise.
17131 (NOTE_SOURCE_FILE): Likewise.
17132 (NOTE_BLOCK): Likewise.
17133 (NOTE_EH_HANDLER): Likewise.
17134 (NOTE_RANGE_INFO): Likewise.
17135 (NOTE_LIVE_INFO): Likewise.
17136 (NOTE_BASIC_BLOCK): Likewise.
17137 (NOTE_EXPECTED_VALUE): Likewise.
17138 (NOTE_LINE_NUMBER): Likewise.
17139 (LABEL_NAME): Likewise.
17140 (LABEL_NUSES): Likewise.
17141 (LABEL_ALTERNATE_NAME): Likewise.
17142 (ADDRESSOF_DECL): Likewise.
17143 (JUMP_LABEL): Likewise.
17144 (LABEL_NEXTREF): Likewise.
17146 (ORIGINAL_REGNO: Likewise.
17147 (HARD_REGISTER_NUM_P): Add parenthesis.
17148 (SUBREG_REG): Whitespace.
17149 (SUBREG_BYTE): Likewise.
17150 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
17151 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
17152 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
17153 (ASM_OPERANDS_INPUT_VEC): Likewise.
17154 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
17155 (ASM_OPERANDS_INPUT): Likewise.
17156 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
17157 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
17158 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
17159 (ASM_OPERANDS_INPUT_MODE): Likewise.
17160 (ASM_OPERANDS_SOURCE_FILE): Likewise.
17161 (ASM_OPERANDS_SOURCE_LINE): Likewise.
17162 (MEM_SET_IN_STRUCT_P): Minor reformat.
17163 (TRAP_CONDITION): Whitespace.
17164 (TRAP_CODE): Likewise.
17165 (COND_EXEC_TEST): Likewise.
17166 (COND_EXEC_CODE): Likewise.
17167 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
17168 (PHI_NODE_P): Add parenthesis.
17169 (plus_constant): Whitespace and add parenthesis.
17171 2002-01-03 Kazu Hirata <kazu@hxi.com>
17173 * config/avr/avr.c: Fix comment typos.
17174 * config/c4x/c4x.md: Likewise.
17175 * config/dsp16xx/dsp16xx.h: Likewise.
17176 * config/dsp16xx/dsp16xx.md: Likewise.
17177 * config/i386/i386.md: Likewise.
17178 * config/ia64/ia64.c: Likewise.
17179 * config/m32r/m32r.h: Likewise.
17180 * config/m68hc11/m68hc11.md: Likewise.
17181 * config/mmix/mmix.c: Likewise.
17182 * config/mn10200/mn10200.c: Likewise.
17183 * config/romp/romp.c: Likewise.
17184 * config/sh/sh.c: Likewise.
17185 * config/stormy16/stormy16.c: Likewise.
17186 * config/stormy16/stormy16.h: Likewise.
17187 * config/stormy16/stormy16.md: Likewise.
17189 2002-01-03 Graham Stott <grahams@redhat.com>
17191 * loop.h: Update copyright date.
17192 (LOOP_MOVABLES): Fix typo.
17193 (LOOP_REGS): Likewise.
17194 (LOOP_IVS): Likewise.
17196 2002-01-03 Graham Stott <grahams@redhat.com>
17198 * cppinit.c: Update copyright date.
17199 Don't include output.h
17200 * Makefile.in: Update copyright date.
17203 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
17206 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
17207 (-pthread) Add to RS/6000 options.
17209 2002-01-02 Kazu Hirata <kazu@hxi.com>
17211 * except.c: Fix comment typos.
17212 * loop.c: Likewise.
17213 * varasm.c: Likewise.
17214 * doc/tm.texi: Fix a typo.
17216 2002-01-02 Jakub Jelinek <jakub@redhat.com>
17218 * c-typeck.c (output_init_element): Allow initializing static storage
17219 duration objects with compound literals.
17221 2002-01-02 Richard Henderson <rth@redhat.com>
17223 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
17226 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17228 * gcc.c (default_compilers): Const-ify.
17229 * mips-tdump.c (stab_names): Likewise.
17230 * mips-tfile.c (map_coff_types, map_coff_storage,
17231 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
17232 pseudo_ops_t, pseudo_ops): Likewise.
17233 * protoize.c (default_include): Likewise
17235 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
17236 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
17237 Add array size in declaration.
17238 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
17239 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
17240 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
17241 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
17242 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
17243 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
17244 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
17245 emtens, make_nan): Const-ify.
17246 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
17247 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
17249 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
17251 * config.gcc (ia64-*-*): Set extra_headers.
17252 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
17253 * config/alpha/t-osf: Remove.
17254 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
17256 2002-01-02 David Edelsohn <edelsohn@gnu.org>
17258 * config/rs6000/t-aix43: Revert previous change.
17260 2002-01-02 Jason Merrill <jason@redhat.com>
17262 * c-decl.c (c_expand_body): Call outlining_inline_function when
17263 emitting an inline function out of line.
17265 2002-01-02 Richard Henderson <rth@redhat.com>
17267 * dwarf2out.c (limbo_die_node): Add created_for member.
17268 (new_die): New argument created_for. Update all callers.
17269 (mark_limbo_die_list): New.
17270 (dwarf2out_init): Register limbo_die_list as a root.
17271 (dwarf2out_finish): Force insert limbo dies into their function
17274 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
17277 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
17279 2002-01-02 Kazu Hirata <kazu@hxi.com>
17281 * config/h8300/fixunssfsi.c: Update copyright.
17284 * config/h8300/h8300.c: Update copyright.
17285 Eliminate warnings.
17287 2002-01-02 Kazu Hirata <kazu@hxi.com>
17289 * config/romp/romp.c: Fix comment formatting.
17290 * config/romp/romp.h: Likewise.
17291 * config/romp/romp.md: Likewise.
17292 * config/s390/s390.c: Likewise.
17293 * config/stormy16/stormy16.c: Likewise.
17294 * config/stormy16/stormy16.h: Likewise.
17296 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
17298 * c-common.h (genrtl_expr_stmt_value): Declare.
17299 * c-semantics.c (genrtl_goto_stmt): Redirect to...
17300 (genrtl_goto_stmt_value): ... this new function. Pass new
17301 argument down to expand_expr_stmt_value, taking
17302 TREE_ADDRESSABLE into account.
17303 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
17304 STMT_EXPR as addressable, i.e., one whose result we want.
17305 * expr.c (expand_expr): Don't save expression statement value
17306 of labeled_blocks or loop_exprs.
17307 * stmt.c (expand_expr_stmt): Redirect to...
17308 (expand_expr_stmt_value): ... this new function. Use new
17309 argument to tell whether to save expression value.
17310 (expand_end_stmt_expr): Reset last_expr_type and
17311 last_expr_value if we don't have either.
17312 * tree-inline.c (declare_return_variable): Mark its use
17313 statement as addressable.
17314 * tree.h: Document new use of TREE_ADDRESSABLE.
17315 (expand_expr_stmt_value): Declare.
17317 2002-01-01 Tom Rix <trix@redhat.com>
17319 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
17320 rs6000_emit_allocate_stack.
17322 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
17324 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
17325 ${srcdir}/ginclude/ to every entry in extra_headers.
17326 * configure: Regenerate.
17327 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
17328 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
17329 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
17330 * ginclude/proto.h: Rename to config/convex/proto.h.
17332 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17334 * attribs.c (handle_vector_size_attribute): Use host_integerp
17335 and tree_int_cst; remove warnings.
17336 * caller-save.c (insert_restore): Add cast to get rid of warning.
17337 (insert_save): Likewise.
17338 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
17339 * regmove.c (find_matches): Add temporary var to kill a warning.
17341 2002-01-01 Douglas B Rupp <rupp@gnat.com>
17343 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
17344 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
17345 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
17346 (vms-dwarf2eh.o): Add Makefile rule.
17347 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
17348 * config/alpha/vms-dwarf2eh.asm: New file.
17350 * gcc.c (delete_if_ordinary): Delete all versions.
17352 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
17354 * config/mmix/mmix.md: Update FIXME to not mention
17356 (MMIX_rJ_REGNUM): New define_constants constant.
17357 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
17358 "*movdicc_real"): Adjust contraints formatting.
17359 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
17360 for branch prediction.
17361 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
17363 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
17364 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
17365 number. Delete related FIXMEs.
17366 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
17367 from number to MMIX_rJ_REGNUM.
17368 (TARGET_MASK_BRANCH_PREDICT): New.
17369 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
17370 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
17371 value. Add -mbranch-predict and -mno-branch-predict.
17372 (TARGET_VERSION): Drop date.
17373 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
17374 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
17375 for finding out global symbols.
17376 (mmix_asm_output_labelref): Revert condition for global symbol.
17377 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
17378 (mmix_print_operand_punct_valid_p): A '+' is valid.
17380 See ChangeLog.6 for earlier changes.