1 2002-06-13 Richard Sandiford <rsandifo@redhat.com>
3 * config/mips/r3900.h (MIPS_CPU_STRING_DEFAULT): Make lower case.
5 2002-06-13 David S. Miller <davem@redhat.com>
7 * expmed.c (init_expmed): Remove duplicate init of 'reg'.
9 2002-06-13 Neil Booth <neil@daikokuya.demon.co.uk>
11 * cpplib.c (end_directive): Handle line skipping. Only remove
12 the rest of the line if the directive was valid.
13 * cppmacro.c (_cpp_push_text_context): Set NODE_DISABLED when
14 expanding a traditional macro.
15 * cpptrad.c (recursive_macro): New.
16 (read_logical_line_trad): Handle skipping.
17 (scan_out_logical_line): Continue after a successful directive.
18 Don't expand macros whilst skipping, or if recursing.
19 (_cpp_create_trad_definition): scan_out_logical_line now sets
20 the output current position.
22 2002-06-12 Eric Christopher <echristo@redhat.com>
24 From Chris Demetriou <cgd@broadcom.com>
25 * config/mips/mips.h (ISA_HAS_FP4): Add ISA_MIPS64 and fix
27 (ISA_HAS_MADD_MSUB): Ditto.
28 (ISA_HAS_NMADD_NMSUB): Ditto.
30 2002-06-12 Eric Christopher <echristo@redhat.com>
32 * config.gcc: Consolidate little endian handling and
33 little/big endian targets.
34 * config/mips/elfl.h: Remove file.
35 * config/mips/elfl64.h: Ditto.
36 * config/mips/ecoffl.h: Ditto.
37 * config/mips/r3900.h (SUBTARGET_CPP_SPEC): Remove.
39 2002-06-12 Geoffrey Keating <geoffk@redhat.com>
41 * gengtype.h (xvasprintf): New prototype.
42 (xasprintf): New prototype.
44 (get_output_file): Return an outf_p.
45 (header_file): Is now an outf_p.
46 (base_files): Now are outf_p.
48 * gengtype.c: Replace all output FILE * with outf_p; use oprintf
49 rather than stdio operations. Use xasprintf in a few places,
53 (struct filemap): Delete.
57 (create_file): Create an outf_p. Add parameter to indicate output
58 file name, change all callers.
59 (open_base_files): Create gtype-desc.c here.
60 (get_output_file_with_visibility): Rewrite.
61 (get_output_file_name): Just look at 'name' field in struct outf.
62 (close_output_files): Rewrite.
64 2002-06-12 Jason Thorpe <thorpej@wasabisystems.com>
66 * config/vax/vax.h (MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
67 (MASK_G_FLOAT): Define.
68 (TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT): Use them.
69 (TARGET_SWITCHES): Likewise.
70 (TARGET_DEFAULT): Likewise.
72 2002-06-12 Daniel Jacobowitz <drow@mvista.com>
74 * config/mips/elf.h (DWARF2_DEBUG_INFO): Define.
75 * config/mips/mips.c (mips_output_filename): Don't print a
76 ".file" directive if we are using DWARF-2.
77 (mips_output_function_prologue): Do not emit source file
80 Wed Jun 12 16:45:13 CEST 2002 Jan Hubicka <jh@suse.cz>
82 * i386.md (shift patterns): Use (TARGET_SHIFT1 || optimize_size) to
83 decide whether emit the short opcode.
84 * i386.h (x86_shift1): Declare.
85 (TARGET_SHIFT1): New macro.
86 * i386.c (x86_shift1): New global variable.
88 * toplev.c (rest_of_compilation): Call find_basic_block pre-loop
89 unconditionally; make loop to rebuild CFG; kill unnecesary
90 find_basic_block calls; kill compute_bb_for_insn call.
91 * cfgbuild.c (find_basic_blocks): Kill compute_bb_for_insn call.
92 * haifa-sched.c (sched_init): Likewise.
93 * ssa-ccp.c (ssa_const_prop): Likewise.
94 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
96 2002-06-11 David S. Miller <davem@redhat.com>
98 * emit-rtl.c (emit_*_scope): Only access INSN_SCOPE if
101 2002-06-11 Richard Henderson <rth@redhat.com>
103 * c-common.c (builtin_define_type_max): New.
104 (cb_register_builtins): Define __SCHAR_MAX__, __SHRT_MAX__,
105 __INT_MAX__, __LONG_MAX__, __LONG_LONG_MAX__, __CHAR_BIT__.
107 From Joseph S. Myers:
108 * glimits.h: Rewrite to expect the double underscore definitions
111 * config/alpha/unicosmk.h, config/avr/avr.h, config/h8300/h8300.h,
112 config/i386/linux64.h, config/ia64/aix.h, config/ia64/hpux.h,
113 config/ia64/ia64.h, config/m68hc11/m68hc11.h, config/m68hc11/m68hc12.h,
114 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
115 config/pa/pa.h, config/rs6000/aix43.h, config/rs6000/aix51.h,
116 config/rs6000/linux64.h, config/s390/linux.h, config/sh/sh.h,
117 config/stormy16/stormy16.h: Don't define any of __SHRT_MAX__,
118 __INT_MAX__, __LONG_MAX__, or __LONG_LONG_MAX__.
120 2002-06-11 Richard Henderson <rth@redhat.com>
122 * config/alpha/alpha.c (ALPHA_BUILTIN_THREAD_POINTER): New.
123 (ALPHA_BUILTIN_SET_THREAD_POINTER): New.
124 (code_for_builtns): Update.
125 (alpha_init_builtins): Add __builtin_thread_pointer and
126 __builtin_set_thread_pointer.
127 (alpha_expand_builtin): Handle void builtins.
128 * doc/extend.texi (Alpha Built-in Functions): Update.
130 2002-06-11 Hans-Peter Nilsson <hp@axis.com>
133 * config/cris/cris.md ("sleu"): Set attribute "cc" to "none".
135 2002-06-11 Zack Weinberg <zack@codesourcery.com>
137 * config.gcc: Make the name of the extra-modes file adjustable
139 (s390x, strongarm, xscale stanzas): Use this facility.
140 * configure.in: Update to match.
141 * configure: Regenerate.
143 2002-06-11 Aldy Hernandez <aldyh@redhat.com>
145 * config/rs6000/rs6000.c (rs6000_emit_minmax): Treat unsigned
146 max/mins as unsigned GE compares.
148 2002-06-11 Jason Thorpe <thorpej@wasabisystems.com>
150 * config.gcc (vax-*-bsd*): Add vax/bsd.h to ${tm_file}.
151 * config/vax/bsd.h: New file.
152 * config/vax/netbsd.h: Add missing notice.
153 (CPP_PREDEFINES): Remove.
154 (TARGET_OS_CPP_BUILTINS): Define.
155 (CPP_SPEC): Use NETBSD_CPP_SPEC.
156 * config/vax/openbsd.h: Update copyright years.
157 (CPP_PREDEFINES): Remove.
158 (TARGET_OS_CPP_BUILTINS): Define.
159 * config/vax/ultrix.h: Likewise.
160 * config/vax/vaxv.h: Likewise.
161 * config/vax/vms.h: Likewise.
162 * config/vax/vax.h (TARGET_CPU_CPP_BUILTINS): Define.
163 (CPP_PREDEFINES, CPP_SPEC): Remove.
165 Wed Jun 12 01:50:28 CEST 2002 Jan Hubicka <jh@suse.cz>
167 * i386.md (addqi_1_slp, subqi_1_slp
168 (andqi_ext0, testqi_ext0): Remove unnecesary check.
169 (addhi*, addqi*): Simplify "dec" condition.
170 (testsi to testqi splitters): Remove TARGET_PROMOTE_QImode check.
171 (and, or, xor to QImode splitters): New.
174 (xorqi_ext_1): Rename to xorqi_ext_2; bring to sync with and versions.
175 (andqi_ext_1_rex64): New.
182 2002-06-11 Geoffrey Keating <geoffk@redhat.com>
184 * config.gcc (powerpc*-*-*, rs6000-*-*-*): Don't bother including
186 * config/rs6000/vxppc.h (CPP_ENDIAN_BIG_SPEC): Delete.
187 (CPP_ENDIAN_LITTLE_SPEC): Delete.
188 * config/rs6000/sysv4le.h (CPP_ENDIAN_DEFAULT_SPEC): Delete.
189 * config/rs6000/sysv4.h (CPP_SYSV_SPEC): Delete _SOFT_FLOAT setting,
190 __LONG_DOUBLE_128__ setting, _CALL_* setting.
191 (CPP_DEFAULT_SPEC): Delete.
192 (CPP_FLOAT_DEFAULT_SPEC): Delete.
193 (CPP_LONGDOUBLE_DEFAULT_SPEC): Delete.
194 (CPP_SYSV_DEFAULT_SPEC): Delete.
195 (CPP_ENDIAN_BIG_SPEC): Delete.
196 (CPP_ENDIAN_LITTLE_SPEC): Delete.
197 (CPP_ENDIAN_SPEC): Delete.
198 (CPP_SPEC): Don't include cpp_endian, cpp_cpu.
199 (SUBTARGET_EXTRA_SPECS): Delete cpp_sysv_default, cpp_endian_default,
200 cpp_endian, cpp_endian_big, cpp_endian_little, cpp_float_default,
201 cpp_longdouble_default.
202 * config/rs6000/softfloat.h: Delete.
203 * config/rs6000/rs6000.h (CPP_CPU_SPEC): Delete.
204 (EXTRA_SPECS): Delete cpp_cpu.
205 (TARGET_CPU_CPP_BUILTINS): New.
206 * config/rs6000/rs6000-protos.h (rs6000_cpu_cpp_builtins): New
208 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): New.
209 * config/rs6000/linux64.h (CPP_PREDEFINES): Remove endianness defines.
210 (CPP_DEFAULT_SPEC): Delete.
211 * config/rs6000/eabiaix.h (CPP_SYSV_DEFAULT_SPEC): Delete.
212 * config/rs6000/darwin.h (CPP_PREDEFINES): Don't define __BIG_ENDIAN__.
213 * config/rs6000/beos.h (CPP_SPEC): Remove cpp_cpu.
214 (CPP_DEFAULT_SPEC): Delete.
215 * config/rs6000/aix51.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
216 (CPLUSPLUS_CPP_SPEC): Likewise.
217 (CPP_CPU_SPEC): Delete.
218 (CPP_DEFAULT_SPEC): Delete.
219 * config/rs6000/aix43.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
220 (CPLUSPLUS_CPP_SPEC): Likewise.
221 (CPP_CPU_SPEC): Delete.
222 (CPP_DEFAULT_SPEC): Delete.
223 * config/rs6000/aix41.h (CPP_SPEC): Remove cpp_cpu.
224 (CPP_DEFAULT_SPEC): Delete.
225 * config/rs6000/aix.h (CPP_SPEC): Remove cpp_cpu.
226 (CPP_DEFAULT_SPEC): Delete.
228 * doc/gty.texi: Small updates.
230 2002-06-12 Gabriel Dos Reis <gdr@codesourcery.com>
232 * objc/objc-act.c (warn_with_ivar): Adjust calls to
233 diagnostic_count_error.
234 (warn_with_method): Likewise.
236 * diagnostic.h (warnings_are_errors_message): New field of
238 (diagnostic_count_error): Rename to diagnostic_count_diagnostic to
240 * diagnostic.c: Adjust calls to diagnostic_count_error through out.
241 (diagnostic_count_diagnostic): Make aware of other kinds of
243 (diagnostic_initialize): Initialize warnings_are_errors_message field.
245 2002-06-11 Tom Tromey <tromey@redhat.com>
248 * fold-const.c (fold_convert): Don't modify existing tree's type.
250 2002-06-11 Geoffrey Keating <geoffk@redhat.com>
252 * config/rs6000/ppc-asm.h: Remove some Windows NT leftovers.
254 2002-06-11 Richard Henderson <rth@redhat.com>
256 * caller-save.c (init_caller_save): Clear INSN_CODE each iteration.
258 2002-06-11 Richard Henderson <rth@redhat.com>
260 * defaults.h (EH_FRAME_SECTION_NAME): Don't define if
261 DWARF2_UNWIND_INFO is false.
263 2002-06-11 Bob Wilson <bob.wilson@acm.org>
265 * config/xtensa/t-xtensa (LIBGCC1_TEST, CROSS_LIBGCC1): Delete.
267 2002-06-11 Ulrich Weigand <uweigand@de.ibm.com>
269 * config/s390/s390.c (emit_prologue): gen_store_multiple
270 returns an insn now, not a pattern.
272 2002-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
274 * Makefile.in (gccinstall.dvi): Pass absolute pathnames to
277 Tue Jun 11 21:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
279 * i386.c (x86_promote_QImode): Set for Athlon
280 (x86_fast_prefix): New global variable.
281 (x86_arch_always_fancy_math_387): Fix formating.
282 * i386.h (x86_fast_prefix): Declare
283 (TARGET_FAST_PREFIX): define.
284 * i386.md (and to strict_low_part, HI to SI
285 promoting splitter): Use new macro.
287 * i386.h (RTX_COSTS): float_extend is not for free for SSE.
289 2002-06-11 Zack Weinberg <zack@codesourcery.com>
291 * Makefile.in (distclean): Delete junk left in testsuite
294 2002-06-11 Jeffrey Law <law@redhat.com>
296 * emit-rtl.c (try_split): Use INSN_LAST, not LAST_INSN to get the
297 last insn created by the splitter.
299 * caller-save.c (init_caller_save): Move creation of SAVEINSN
300 and RESTINSN into into the scope of the sequence.
302 * mips.c (mips_expand_prologue): Use emit_jump_insn for trivial
305 * loop.c (loop_regs_scan): Avoid useless generation of REG objects.
307 * mips.c (function_arg_advance): gen_ashldi3 returns an INSN now,
308 not the pattern. So extract the pattern from the insn.
310 * mips.c (embedded_pic_fnaddr_reg): Fix typo.
312 2002-06-11 Ulrich Weigand <uweigand@de.ibm.com>
314 * config/s390/s390.md (movsi): Only use floating point
315 register alternatives when operands are already fprs.
316 (movdi_31, movdi_64): Likewise.
318 2002-06-11 David S. Miller <davem@redhat.com>
320 * emit-rtl.c (try_split): Do not abort on non-INSN_P.
321 Only run RTX equality checks on INSN_P rtl.
323 2002-06-11 Ulrich Weigand <uweigand@de.ibm.com>
325 * config/s390/s390.md (reload_base, ltorg): Remove.
326 * s390.c (s390_stop_dump_lit_p, s390_dump_literal_pool,
327 s390_asm_output_pool_prologue, s390_pool_start_insn): Remove.
328 * s390-protos.h (s390_stop_dump_lit_p, s390_dump_literal_pool,
329 s390_asm_output_pool_prologue): Likewise.
330 * s390.h (s390_pool_start_insn): Likewise.
332 * s390.c (s390_output_symbolic_const): Remove support for
333 old-style pool chunks.
334 (s390_function_epilogue): Likewise.
335 (s390_output_constant_pool): Likewise. Also, fix incorrect
336 alignment for 64-bit literal pools.
337 (print_operand_address): Remove 'y' and 'Y' format flags.
338 * s390.h (ASM_OUTPUT_POOL_PROLOGUE): Remove support for
339 old-style pool chunks.
340 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
341 (ASM_OUTPUT_POOL_EPILOGUE): Remove.
342 (S390_CHUNK_MAX, S390_CHUNK_OV, S390_POOL_MAX): Remove.
344 * s390.c (consttable_operand): New function.
345 * s390-protos.h (consttable_operand): Declare it.
346 * s390.h (PREDICATE_CODES): Add consttable_operand.
347 * s390.md (consttable_qi, consttable_hi, consttable_si, consttable_di,
348 consttable_sf, consttable_df, pool_start_31, pool_end_31,
349 pool_start_64, pool_end_64, reload_base, reload_base2): New insns.
350 * s390.c (struct constant, struct constant_pool): New data types.
351 (constant_modes, gen_consttable): New variables.
352 (s390_start_pool, s390_end_pool, s390_add_pool,
353 s390_dump_pool, s390_free_pool): New functions.
354 (s390_chunkify_pool): Completely reimplement literal pool
357 * s390.c (s390_pool_overflow): New variable.
358 * s390.h (s390_pool_overflow): Declare it.
359 * s390.md (cjump, icjump): Use it to adapt length for out-of-range
360 jumps in literal pool overflow situations.
362 * s390.c (s390_decompose_address): Accept new-style pool chunk offsets.
363 (s390_frame_info): Account for possible use of RETURN_REGNUM
364 by new literal pool overflow code.
365 (s390_emit_prologue): Likewise.
367 2002-06-05 David S. Miller <davem@redhat.com>
369 Delete SEQUENCE rtl usage outside of reorg and ssa passes.
370 * rtl.h (gen_sequence, emit_insns, emit_insns_before,
371 emit_insns_before_scope, emit_insns_after,
372 emit_insns_after_scope): Delete declaration.
373 * ada/misc.c (insert_code_for): Use emit_insn* instead of
375 * config/alpha/alpha.c (alpha_set_memflags_1): Abort on SEQUENCE.
376 (alpha_set_memflags): Fix comment.
377 (set_frame_related_p): Use get_insns instead of gen_sequence.
378 * config/alpha/alpha.md (setjmp receiver splitter): Avoid
380 * config/arm/arm.c (arm_finalize_pic): Use get_insns instead of
382 (arm_gen_load_multiple, arm_gen_store_multiple): Likewise.
383 * config/fr30/fr30.c (fr30_move_double): Likewise.
384 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_movstr):
386 * config/ia64/ia64.c (spill_restore_mem): Likewise.
387 * config/ia64/ia64.md (conditional move spliiter): Avoid emitting
389 * config/m32r/m32r.c (gen_split_move_double): Use get_insns
390 instead of gen_sequence.
391 * config/mips/mips.c (embedded_pic_fnaddr_reg): Likewise.
392 (mips_expand_prologue, mips16_gp_pseudo_reg): Likewise.
393 * config/sh/sh.c (sh_need_epilogue): Likewise.
394 * config/sparc/sparc.md (current_function_calls_alloca, flat): New
396 (setjmp pattern and split): Use them to avoid splitter which emits
398 * genattrtab.c (main): Emit include of function.h
399 * config/stormy16/stormy16.c (xstormy16_split_cbranch): Use
400 get_insns instead of gen_sequence.
401 * config/cris/cris.c (cris_split_movdx): Likewise.
402 * emit-rtl.c (emit_insns*): Kill.
403 (try_split): Expect insn list instead of SEQUENCE.
404 (make_jump_insn_raw, make_call_insn_raw): Fix comments.
405 (emit_*insn*): Reimplement to work with INSN lists and PATTERNs.
406 Make them abort if a SEQUENCE is given and RTL checking is
408 (emit_*_scope): Don't forget to set scope on final insn.
409 (gen_sequence): Move from here...
410 * ssa.c (gen_sequence): To here as private function.
411 * builtins.c (expand_builtin_apply_args): Use emit_insn_foo, fix
413 (expand_builtin_return, expand_builtin_mathfn): Likewise.
414 (expand_builtin_strlen): Use get_insns instead of gen_sequence.
415 (expand_builtin_saveregs): Use emit_insn_foo, fix comments.
416 (expand_builtin_expect_jump): Use get_insns and fix comments.
417 * calls.c (try_to_integrate): Use emit_insn_foo.
418 (expand_call, emit_library_call_value_1): Likewise.
419 * expr.c (emit_queue): Handle insn lists instead of SEQUENCE.
420 (emit_move_insn_1): Use get_insns instead of gen_sequence.
421 (expand_expr): Use emit_insn_foo.
422 * cfgrtl.c (commit_one_edge_insertion): Use emit_insn_foo.
423 * except.c (build_post_landing_pads): Likewise.
424 * flow.c (attempt_auto_inc): Likewise.
425 * stmt.c (expand_fixup, fixup_gotos, expand_nl_handler_label,
426 expand_nl_goto_receivers, expand_decl_cleanup): Likewise.
427 * function.c (fixup_var_refs_insn): Use get_insns instead of
429 (fixup_var_refs_1): Likewise and expect insn list from gen_foo.
430 (fixup_memory_subreg): Use get_insns instead of gen_sequence.
431 (fixup_stack_1, purge_addressof_1, expand_main_function,
432 get_arg_pointer_save_area): Likewise.
433 (optimize_bit_field, instantiate_virtual_regs_1, assign_parms,
434 expand_function_end): Use emit_insn_foo.
435 (record_insns, keep_stack_depressed): Work with insn list instead
436 of SEQUENCE, fix comments.
437 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag,
438 noce_try_store_flag_constants, noce_try_store_flag_inc,
439 noce_try_store_flag_mask, noce_emit_cmove, noce_try_cmove_arith,
440 noce_try_minmax, noce_try_abs): Use emit_insn_foo.
441 (noce_process_if_block): Use get_insns instead of gen_sequence.
442 * optabs.c (add_equal_note): Work with insn list, fix comments.
443 (expand_binop): Expect insn list from GEN_FCN(), use emit_insn_foo.
444 (expand_unop, expand_complex_abs, expand_unop_insn,
445 expand_no_conflict_block): Likewise.
446 (gen_move_insn): Use get_insns instead of gen_sequence.
447 (gen_cond_trap): Likewise.
448 * integrate.c (copy_rtx_and_substitute): Likewise.
449 (emit_initial_value_sets): Use emit_insn_foo.
450 * reload1.c (emit_output_reload_insns, emit_reload_insns): Likewise.
451 (fixup_abnormal_edges): Avoid losing REG_NOTES more intelligently
452 now that RTL generators give insn lists.
453 * sibcall.c (replace_call_placeholder): Use emit_insn_foo.
454 * doloop.c (doloop_modify, doloop_modify_runtime): Use get_insns
455 instead of gen_sequence.
456 (doloop_optimize): Work with insn lists instead of SEQUENCE rtl.
457 * explow.c (emit_stack_save, emit_stack_restore): Use get_insns
458 instead of gen_sequence.
459 * loop.c (move_movables, emit_prefetch_instructions,
460 gen_add_mult, check_dbra_loop, gen_load_of_final_value):
462 (loop_regs_update): Work with insn list instead of SEQUENCE rtl.
463 (product_cheap_p): Likewise, and add commentary about RTL wastage
465 * lcm.c (optimize_mode_switching): Use get_insns instead of
467 * profile.c (gen_edge_profiler): Likewise.
468 * regmove.c (copy_src_to_dest): Likewise.
469 * reg-stack.c (compensate_edge): Likewise and fix comment.
470 * gcse.c (process_insert_insn): Likewise.
471 (insert_insn_end_bb): Work with insn list instead of SEQUENCE rtl.
472 * jump.c (delete_prior_computation): Update comment.
473 * genemit.c (gen_expand, gen_split, main): Use get_insns instead
474 of gen_sequence, update comments to match.
475 * recog.c (peephole2_optimize): Work with insn lists instead of
477 * sched-vis.c (print_pattern): Abort on SEQUENCE.
478 * unroll.c (unroll_loop, find_splittable_givs, final_giv_value):
479 Use get_insns instead of gen_sequence.
480 (copy_loop_body): Likewise and don't emit dummy NOTE.
481 * genrecog.c: Don't mention SEQUENCE rtl in comments.
482 * combine.c (try_combine): Expect insn lists from split generator.
483 * reorg.c (relax_delay_slots): Emit SEQUENCE into insn list by
486 2002-06-11 Roger Sayle <roger@eyesopen.com>
487 Andreas Jaeger <aj@suse.de>
489 * cfgbuild.c: Update copyright years.
491 2002-06-11 Andreas Schwab <schwab@suse.de>
493 * config/m68k/m68k.h (PREDICATE_CODES): Define.
495 2002-06-11 Eric Christopher <echristo@redhat.com>
497 * doc/tm.texi (Run-time Target): Add comment about flag_iso
499 * config/mips/ecoff.h (CPP_PREDEFINES): Remove.
500 * config/mips/ecoffl.h: Ditto.
501 * config/mips/elf64.h (SUBTARGET_CPP_SPEC): Remove.
502 (CPP_PREDEFINES): Ditto.
503 * config/mips/elfl64.h: Ditto.
504 * config/mips/elfl.h: Ditto.
505 * config/mips/iris3.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): #if 0
506 out until irix header consolidation.
507 * config/mips/iris5.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): Replace
508 with SUBTARGET_OS_CPP_BUILTINS.
509 * config/mips/iris6.h: Ditto.
510 (CPLUSPLUS_CPP_SPEC): Remove.
511 * config/mips/linux.h: Ditto.
512 * config/mips/netbsd.h: Ditto.
513 * config/mips/openbsd.h: Ditto.
514 * config/mips/rtems.h: Ditto.
515 * config/mips/rtems64.h: Ditto.
516 * config/mips/sni-svr4.h: Ditto.
517 * config/mips/mips.h (ISA_MIPS1, ISA_MIPS2, ISA_MIPS3, ISA_MIPS4,
518 ISA_MIPS32, ISA_MIPS64): New defines.
519 (GENERATE_MULT3_SI, HAVE_SQRT_P, ISA_HAS_64BIT_REGS,
520 ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE, ISA_HAS_8CC, ISA_HAS_FP4,
521 ISA_HAS_COND_TRAP, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
522 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Use.
523 (TARGET_CPU_CPP_BUILTINS): Define.
524 (CPP_PREDEFINES, LONG_MAX_SPEC, CPP_FPR_SPEC, CPP_SPEC): Remove.
525 * config/mips/mips.md (mulsi3_mult3): Use ISA_MIPS32/64.
526 (movdicc): Remove check for ISA_MIPS32.
527 (bunordered, bordered, bungt, bunlt, buneq, bunge, bunle,
528 sunordered_df, sunordered_sf, sordered_df, sordered_sf,
529 sunlt_df, sunlt_sf, sungt_df, sungt_sf, suneq_df, suneq_sf, sunge_df,
530 sunge_sf, sunle_df, sunle_sf): New patterns.
532 2002-06-11 Neil Booth <neil@daikokuya.demon.co.uk>
534 * Makefile.in: Update cppmain.o.
535 * cpphash.h (struct cpp_reader): Move some members to a
537 (trad_line): Rename saved_line.
538 (_cpp_read_logical_line_trad): Update.
539 (_cpp_remove_overlay): New.
540 * cppinit.c (cpp_create_reader): No need to set saved_line.
541 (cpp_destroy): Update.
542 (cpp_read_main_file): Only overlay if compiling.
543 * cpplex.c (continue_after_nul): Return false if in directive.
544 * cpplib.c (EXPAND): New.
545 (directive_table, SEEN_EOL): Update.
546 (end_directive): Remove overlay if traditional; don't skip
547 line in traditional #define.
548 (prepare_directive_trad): New.
549 (_cpp_handle_directive, run_directive): Update for traditional
551 (lex_macro_node): Simplify, don't use lex_identifier_trad.
552 * cpplib.h (struct options): Add preprocess_only.
553 * cppmain.c: Don't include intl.h.
554 (cpp_preprocess_file): Set options->preprocess_only.
555 (scan_translation_unit_trad): Fix, and print line numbers.
556 * cpptrad.c (check_output_buffer, lex_identifier, scan_parameters,
557 maybe_start_funlike, scan_out_logical_line, replace_args_and_push,
558 save_replacement_text, _cpp_create_trad_definition): Update for
560 (_cpp_overlay_buffer): Save line number.
561 (_cpp_remove_overlay): Rename from restore_buff, restore line.
562 (_cpp_read_logical_line_trad): Don't handle overlays here.
563 (scan_out_logical_line): Process directives.
565 2002-06-11 Danny Smith <dannysmith@users.sourforge.net>
567 * gthr-win32.h: Wrap functions in extern "C".
568 (__gthread_key_t): Typedef as unsigned long,
570 (__GTHREAD_ONCE_INIT): Use 0, not win32 FALSE.
571 (__gthread_mutex_t): Typedef as void*, not win32 HANDLE.
572 (__gthr_win32_once, __gthr_win32_key_create,
573 __gthr_win32_key_delete, __gthr_win32_getspecific,
574 __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
575 __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
576 __gthr_win32_mutex_unlock): Declare.
577 (__gthread_once,__gthread_key_create,
578 __gthread_key_delete, __gthread_getspecific,
579 __gthread_setspecific, __gthread_mutex_init_function,
580 __gthread_mutex_lock,__gthread_mutex_trylock,
581 __gthread_mutex_unlock): Call corresponding
582 __gthr_win32_* extern implementations if #defined
583 __GTHREAD_HIDE_WIN32API.
584 * config/i386/t-mingw32 (LIB2FUNCS_EXTRA): Set to
585 $(srcdir)/config/i386/gthr-win32.c
586 * config/i386/gthr-win32.c: New implementation file.
587 (__gthr_win32_once, __gthr_win32_key_create,
588 __gthr_win32_key_delete, __gthr_win32_getspecific,
589 __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
590 __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
591 __gthr_win32_mutex_unlock): New functions, based on
592 static inlines in gthr-win32.h.
594 2002-06-10 Bob Wilson <bob.wilson@acm.org>
596 * config/xtensa/xtensa.c (override_options): Don't warn about
597 using -fpic or -fPIC when PIC is enabled by default.
599 2002-06-10 Roger Sayle <roger@eyesopen.com>
601 * toplev.c (rest_of_compilation): Revert flag_if_conversion change.
603 2002-06-10 Zack Weinberg <zack@codesourcery.com>
605 * Makefile.in (MACHMODE_H): Add @extra_modes_file@.
606 * configure.in: If $srcdir/config/${cpu_type}/${cpu_type}-modes.def
607 exists, substitute its pathname as @extra_modes_file@, define
608 EXTRA_MODES_FILE to be an appropriate string to #include it
609 with, and define EXTRA_CC_MODES to 1.
611 * machmode.def: Update comments. Include EXTRA_MODES_FILE if
612 it's defined. Get rid of redundancy in calling sequence for
613 CC; don't use it to define CCmode, to avoid a warning.
614 * libgcc2.c: Include symcat.h for the sake of machmode.def.
616 * arc-modes.def, arm-modes.def, c4x-modes.def, i386-modes.def,
617 i960-modes.def, ia64-modes.def, m88k-modes.def, mmix-modes.def,
618 pa-modes.def, pdp11-modes.def, rs6000-modes.def, sparc-modes.def:
620 * arc.h, arm.h, c4x.h, i386.h, i960.h, ia64.h, m88k.h, mmix.h,
621 pa.h, pdp11.h, rs6000.h, sparc.h: Don't define EXTRA_CC_MODES.
623 * doc/sourcebuild.texi, doc/tm.texi: Document new scheme for
624 defining extra CC modes.
626 2002-06-10 Roger Sayle <roger@eyesopen.com>
627 Andreas Jaeger <aj@suse.de>
629 * cfgrtl.c (create_basic_block_structure): Remove index argument
630 and use last_basic_block++ instead. (create_basic_block): Update.
631 * cfgbuild.c (find_basic_blocks_1): Likewise.
633 * cfgrtl.c (compute_bb_for_insn): Remove unused "max" argument.
634 * haifa-sched.c (sched_init): Update compute_bb_for_insn caller.
635 * sched-ebb.c (schedule_ebbs): Likewise.
636 * sched-rgn.c (schedule_insns): Likewise.
637 * ssa-ccp.c (ssa_const_prop): Likewise.
638 * ssa-dcs.c (ssa_eliminate_dead_code): Likewise.
639 * toplev.c (rest_of_compilation): Likewise.
640 * config/ia64/ia64.c (ia64_reorg): Likewise.
642 2002-06-10 Roger Sayle <roger@eyesopen.com>
644 * simplify-rtx.c (simplify_replace_rtx): Allow replacement
645 of matching registers.
647 2002-06-10 Roger Sayle <roger@eyesopen.com>
649 * toplev.c (rest_of_compilation): Disable early if-conversion pass.
650 * gcse.c (bypass_conditional_jumps): Fix typo in setcc test.
652 2002-06-10 Hans-Peter Nilsson <hp@bitrange.com>
654 * config/mmix/mmix.h: Improve comments.
655 (CPP_SPEC, CPP_PREDEFINES): Don't define.
656 (TARGET_CPU_CPP_BUILTINS): Define.
657 (CANONICALIZE_COMPARISON): Don't define, replace with comment.
658 (PREDICATE_CODES) <"mmix_reg_or_8bit_or_256_operand">: Remove
660 * config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Add cast to avoid
662 (mmix_constant_address_p): Remove another
663 redundant test before case.
664 (mmix_canonicalize_comparison): Remove unused function.
665 (mmix_print_operand_address): Don't test and adjust for operand in
666 non-canonical format.
667 (mmix_reg_or_8bit_or_256_operand): Remove unused predicate.
668 (mmix_gen_compare_reg): Don't use CANONICALIZE_COMPARISON.
670 2002-06-10 Zack Weinberg <zack@codesourcery.com>
672 * config/m32r/m32r.h: Don't define SELECT_CC_MODE.
673 * config/m32r/m32r-protos.h: Don't prototype m32r_select_cc_mode.
674 * config/m32r/m32r.c: Don't define m32r_select_cc_mode.
675 (gen_compare): Use CCmode unconditionally.
677 2002-06-10 Jakub Jelinek <jakub@redhat.com>
680 * cse.c (cse_insn): Fold src_eqv just once, store it folded back into
683 2002-06-10 Jakub Jelinek <jakub@redhat.com>
686 * c-decl.c (grokfield): Allow user defined types if they declare
687 structs or unions for unnamed fields.
689 2002-06-10 Jakub Jelinek <jakub@redhat.com>
692 * print-rtl.c (print_mem_expr): Don't crash on unnamed fields.
694 2002-06-10 Jakub Jelinek <jakub@redhat.com>
697 * combine.c (combine_simplify_rtx) [SUBREG]: Don't ICE if VOIDmode
698 operand subreg cannot be simplified.
700 2002-06-10 Jakub Jelinek <jakub@redhat.com>
702 * varasm.c (const_hash): Handle FDESC_EXPR like ADDR_EXPR.
703 (compare_constant): Likewise.
704 (output_addressed_constants): Likewise.
706 2002-06-10 Jakub Jelinek <jakub@redhat.com>
708 * cfgcleanup.c (try_optimize_cfg): Make sure merge_blocks doesn't
709 merge bb with itself.
711 2002-06-10 Richard Henderson <rth@redhat.com>
713 * config/alpha/alpha.md (builtin_zap): Fix thinkos expanding mask.
714 (builtin_zapnot): Likewise.
716 * config/alpha/ev5.md: Don't combine shift and mvi insns in one
719 2002-06-10 Eric Christopher <echristo@redhat.com>
721 * config/i386/i386.c (ix86_osf_output_function_prologue): Remove
722 prototype and function.
723 (TARGET_ASM_FUNCTION_PROLOGUE): Remove OSF version.
724 (call_insn_operand): Remove half pic references.
725 (legitimate_address_p): Ditto.
726 * config/i386/i386.h: Remove half pic defines.
728 2002-06-10 Eric Christopher <echristo@redhat.com>
730 * doc/extend.texi (Return Address): Add note explaining the side-
731 effects of inlining on __builtin_return_address.
733 2002-06-10 Tom Tromey <tromey@redhat.com>
735 * Makefile.in (LANGHOOKS_DEF_H): Include langhooks-def.h.
736 (c-common.o): Depend on langhooks.h.
738 2002-06-10 Neil Booth <neil@daikokuya.demon.co.uk>
740 * cpphash.h (_cpp_read_logical_line_trad,
741 _cpp_expansions_different_trad): Update prototypes.
742 * cpplex.c (continue_after_nul): New.
743 * cppmain.c: Include cpphash.h.
744 (scan_translation_unit_trad): New.
745 (cpp_preprocess_file): Call it.
746 * cpptrad.c (_cpp_read_logical_line_trad): Take new parameter
748 (_cpp_expansions_different_trad): Update prototype.
750 Mon Jun 10 18:02:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
752 Fix cfi generation for SH[1-4]:
754 * sh.c (frame_insn): New function.
755 (output_stack_adjust): Add parameter emit_fn. All callers changed.
756 (push): Now returns rtx. Use frame_insn.
757 (sh_expand_prologue): Clear RTX_FRAME_RELATED_P for second push
759 * sh.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_RETURN_COLUMN): Define.
761 2002-06-10 Zack Weinberg <zack@codesourcery.com>
763 * Makefile.in (STAGESTUFF): Add s-gtype, gt-*.h, gtype-*.h,
765 (mostlyclean): Delete specs.h, options.h, gencheck.h here...
766 (distclean): ... not here. But do delete all testsuite/*.log,
767 testsuite/*.sum files here. Delete mkheaders. Delete
768 po/*.gmo and the testsuite directory in a split tree build.
770 2002-06-10 Jeffrey Law <law@redhat.com>
772 * alias.c (static_reg_base_value): New to hold RTL for
773 items allocated once per function for the aliasing code.
774 (init_alias_once_per_function): Initialize static_reg_base_value.
775 (init_alias_analysis): Avoid throw-away allocations of RTL by
776 using pre-computed values in static_reg_base_value.
777 * function.c (prepare_function_start): Call
778 init_alias_once_per_function appropriately.
779 * rtl.h (init_alias_once_per_function): Declare.
780 * caller-save (init_caller_save): Restructure slightly to
781 avoid lots of silly RTL generation.
782 * expr.c (init_expr_once): Likewise.
783 * reload1.c (reload_cse_regs_1): Allocate throw-away register
784 RTL object here. Pass it into children.
785 (reload_cse_simplify_operands): Use passed-in register RTL
787 (reload_cse_simplify): Pass through throw-away register
790 2002-06-10 Daniel Berlin <dberlin@dberlin.org>
792 * Makefile.in (ssa.o): Add dependency on $(RTL_H), which was missing.
794 2002-06-10 Richard Sandiford <rsandifo@redhat.com>
796 * gcc.c (process_command): Avoid assignment to read-only location.
797 Fix sizeof calculation.
799 2002-06-10 Neil Booth <neil@daikokuya.demon.co.uk>
801 * cpphash.h (struct cpp_macro): Put comments on their own lines.
802 (_cpp_expansions_different_trad): New.
803 * cppmacro.c (warn_of_redefinition): Fix for traditional case.
804 * cpptrad.c (canonicalize_text): New.
805 (scan_out_logical_line): Handle no arguments correctly.
806 (save_replacement_text): Commit memory when finished.
807 (_cpp_expansions_different_trad): New.
809 2002-06-10 Tim Josling <tej@melbpc.org.au>
811 * gengtype.c (unnamed enum containing BASE_FILE_*): Add languages
813 (lang_names): Add treelang and cobol.
814 (get_file_basename): Add code to support treelang and cobol as
815 4th and 5th users of c-common.c.
817 2002-06-09 Geoffrey Keating <geoffk@redhat.com>
819 * Makefile.in (install-driver): Install driver as
820 $(target_alias)-gcc-$(version).
821 * gcc.c (spec_version): Make const.
822 (process_command): Handle -V and -b by using exec.
823 * doc/invoke.texi (Target Options): Restore -V option,
824 update docs for -b option.
826 2002-06-10 Tim Josling <tej@melbpc.org.au>
828 * configure.in (remaining_languages_check):
829 Added check that all languages specified were found.
830 Exit if not found. Previous behaviour was silent failure.
831 * configure: Regenerated.
833 2002-06-10 Tim Josling <tej@melbpc.org.au>
835 First steps to making treelang documentation compliant, based on
836 instructions in sourcebuild.texi. Also add to gcc.c list of
839 * doc/contrib.texi: Add self as contributor of treelang.
841 * doc/frontends.texi: Add mention of treelang.
843 * doc/invoke.texi (Overall Options): Add mention of treelang.
845 * doc/standards.texi: Add mention of treelang.
847 2002-06-09 Hans-Peter Nilsson <hp@axis.com>
849 * config/cris/cris.c: Include ggc.h
851 2002-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
853 * cpphash.h (_cpp_push_text_context): Update.
854 (_cpp_arguments_ok): New.
855 * cppmacro.c (_cpp_arguments_ok): New, split out from...
856 (collect_args): ...here.
857 (_cpp_push_text_context): Change inputs.
858 * cpptrad.c (struct fun_macro, maybe_start_funlike, save_argument,
859 replace_args_and_push): New.
860 (lex_identifier, _cpp_lex_identifier_trad, scan_parameters):
861 Don't use IS macros directly.
862 (scan_out_logical_line): Handle function-like macro argument
864 (push_replacement_text): Update.
865 (replacement_length): Remove.
866 (_cpp_create_trad_definition): Don't skip whitespace before
869 2002-06-09 Marek Michalkiewicz <marekm@amelek.gda.pl>
871 * config/avr/avr.c (avr_mcu_types): Update for new devices.
872 * config/avr/avr.h (TARGET_SWITCHES, AVR_MEGA): Add -mshort-calls.
873 (LINK_SPEC, CRT_BINUTILS_SPECS): Update for new devices.
874 * config/avr/avr.md ("type" and "length" attributes): New type
875 "xcall", length 1 or 2 if AVR_MEGA. Use in all patterns that
876 output a single "call" or "rcall" insn depending on device size.
877 * config/avr/t-avr (MULTILIB_MATCHES): Update for new devices.
879 2002-06-09 David Edelsohn <edelsohn@gnu.org>
881 * config/rs6000/{aix43.h,aix5.1} (ASM_CPU_SPEC): Add power3
882 synonym for 630. Add power4. Remove embedded processors. Use -m604
884 (CPP_CPU_SPEC): Add power3 and power4.
885 (PROCESSOR_DEFAULT): Change to 604e.
886 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Similar additions.
887 (CPP_CPU_SPEC): Similar additions.
888 (enum process_type): Add POWER4.
889 (RTX_COSTS): Add POWER4.
890 (CPP_CPU_SPEC): Similar additions.
891 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
892 (PROCESSOR_DEFAULT64): Define.
893 * config/rs6000/rs6000.c (rs6000_override_options): Add power4.
894 (rs6000_adjust_cost): Add 603, 604, 604e, 620, 630, Power4 to
896 (rs6000_issue_rate): Add Power4.
897 * config/rs6000/rs6000.md (cpu attr): Add power4.
898 (iu compare): Remove 604, 604e, 620, 630.
899 Add basic Power4 scheduling information.
900 (mfcr/mtcrf): Change type attribute to cr_logical.
902 2002-06-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
904 * gengtype.h (error_at_line): Use PARAMS, not VPARAMS. Add
906 * gengtype-lex.l: Fix format specifier warning.
908 * genautomata.c: Don't include ctype.h or limits.h. Use ISSPACE,
910 * gengtype-lex.l: Don't include ctype.h and use ISSPACE/ISIDNUM in
911 lieu of isspace/IDchar.
912 * gengtype.c: Likewise for ctype.h and ISALNUM vs isalnum.
913 * read-rtl.c: Likewise for ctype.h. Don't define ISDIGIT or
916 2002-06-08 Zack Weinberg <zack@codesourcery.com>
918 * Makefile.in (LIBCPP_OBJS): Take out version.o.
919 * cpphash.h (cpp_reader): Take out print_version member.
920 * cppinit.c: (cpp_handle_option): Don't do anything with
921 -version. Just set help_only for --version, --target-help.
922 Just set verbose option for -v.
923 (cpp_post_options): Don't print a version string.
925 2002-06-08 Marek Michalkiewicz <marekm@amelek.gda.pl>
927 * config/avr/avr.c (TARGET_SECTION_TYPE_FLAGS): New.
928 (avr_section_type_flags): New, handle .noinit* sections.
930 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
932 * config/sh/netbsd-elf.h (SUBTARGET_EXTRA_SPECS): Define
933 and include netbsd_entry_point.
934 (SUBTARGET_LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
935 (NETBSD_ENTRY_POINT): Define.
937 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
939 * config/sh/sh.h (SUBTARGET_EXTRA_SPECS): Define empty
940 if not already defined.
941 (EXTRA_SPECS): Add SUBTARGET_EXTRA_SPECS.
943 2002-06-08 Marek Michalkiewicz <marekm@amelek.gda.pl>
945 * config/avr/avr.c (avr_regs_to_save): No need to save any registers
946 in a noreturn function.
947 (avr_output_function_prologue, avr_output_function_epilogue):
948 Correct function size calculation. Do not crash on empty function.
949 (avr_output_function_epilogue): No need for epilogue after a BARRIER.
951 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
953 * config/mips/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
954 netbsd_link_spec and netbsd_entry_point.
955 (LINK_SPEC): Use %(netbsd_link_spec).
956 (NETBSD_ENTRY_POINT): Define.
958 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
960 * config/sparc/netbsd-elf.h (LINK_ARCH32_SPEC): Only specify
962 (LINK_ARCH64_SPEC): Likewise.
963 (LINK_SPEC, NETBSD_ENTRY_POINT): Define.
964 (SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and netbsd_entry_point.
966 2002-06-08 Marc Espie <espie@openbsd.org>
968 * lists.c (free_list): Fix typo in comment.
970 2002-06-08 Andreas Jaeger <aj@suse.de>
972 * lcm.c (optimize_mode_switching): Add unused attribute for
975 * sched-deps.c (sched_analyze): Remove unused variable.
977 2002-06-08 Gabriel Dos Reis <gdr@codesourcery.com>
979 * diagnostic.def: Don't capitalize diagnostict descriptors.
981 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
983 * config/m68k/netbsd-elf.h (EXTRA_SPECS): Add netbsd_entry_point.
984 (LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
985 (NETBSD_ENTRY_POINT): Define.
987 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
989 * config/i386/netbsd-elf.h (LINK_SPEC): Define as
990 NETBSD_LINK_SPEC_ELF.
991 (SUBTARGET_EXTRA_SPECS): Add netbsd_entry_point.
992 (NETBSD_ENTRY_POINT): Define.
993 * config/i386/netbsd64.h (LINK_SPEC): Use %(netbsd_link_spec).
994 (SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and
996 (NETBSD_ENTRY_POINT): Define.
998 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
1000 * config/alpha/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
1001 netbsd_link_spec and netbsd_entry_point.
1002 (LINK_SPEC): Use %(netbsd_link_spec).
1003 (NETBSD_ENTRY_POINT): Define.
1005 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
1007 * config/netbsd-elf.h (LINK_SPEC): Rename to...
1008 (NETBSD_LINK_SPEC_ELF): ...this. Use %(netbsd_entry_point)
1009 to specify program entry point.
1011 2002-06-07 Jeff Law <law@redhat.com
1013 * emit-rtl.c (init_emit): Add hard registers to regno_reg_rtx.
1014 * combine.c (move_deaths): Use regno_reg_rtx for hard regs rather
1015 than creating a new register.
1016 (distribute_notes): Likewise.
1017 * df.c (df_reg_use_gen): Likewise.
1018 (df_reg_clobber_gen): Likewise.
1019 (df_ref_record): Likewise.
1020 * expr.c (use_regs): Likewise.
1021 * flow.c (propagate_one_insn): Likewise.
1022 (mark_set_1): Likewise.
1023 (mark_used_reg): Likewise.
1024 * reload.c (emit_reload_insns): Likewise.
1026 2002-06-07 Roger Sayle <roger@eyesopen.com>
1028 * simplify-rtx.c (simplify_gen_relational): Simplify RTL of the form
1029 (ne (comp x y) 0) into (comp x y) where comp is a comparison code.
1030 Simplify (eq (comp x y) 0) into (revcomp x y) if the sense of the
1031 comparison code comp can be reversed.
1033 2002-06-07 Roger Sayle <roger@eyesopen.com>
1035 * fold-const.c (fold) [EQ_EXPR]: Place both integer and real
1036 constants last in comparisons. Optimize (x+1.0)>0.0 into the
1037 equivalent x > -1.0 when -ffast-math.
1039 2002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
1041 * config.gcc (mips*-*-netbsd*): Add mips/t-netbsd to ${tmake_file}.
1042 * config/mips/t-netbsd: New file.
1044 2002-06-07 Zack Weinberg <zack@codesourcery.com>
1046 * cppinit.c (COMMAND_LINE_OPTIONS): Give all relevant -W
1047 options their own entries.
1048 (parse_option): Clarify comment.
1049 (cpp_handle_option): Remove 'ignore' parameter and OPT_W
1050 special case. Replace if/strcmp chain for -W options with
1051 use of new OPT_* entries for them.
1052 (cpp_handle_options): Update to match.
1053 * cpplib.h: Remove last parameter to cpp_handle_option from prototype.
1054 * c-decl.c: Update call to cpp_handle_option.
1056 2002-06-07 Akim Demaille <akim@epita.fr>
1058 * gengtype-yacc.y (optionseqopt): Add the ending `;' to the action.
1061 2002-06-07 Jeffrey Law <law@redhat.com>
1063 * sched-deps.c (free_deps): Avoid calling free_INSN_LIST_list
1066 2002-06-07 H.J. Lu (hjl@gnu.org)
1068 * configure.in: Add --enable-__cxa_atexit.
1069 * configure: Regenerated.
1070 * config.in: Likewise.
1072 * defaults.h (DEFAULT_USE_CXA_ATEXIT): New. Defined to be 0 if
1075 2002-06-07 Gabriel Dos Reis <gdr@merlin.nerim.net>
1077 * diagnostic.c (diagnostic_build_prefix): Fix initialization.
1079 2002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
1081 * config/mips/netbsd.h (CACHE_FLUSH_FUNC): Define.
1083 2002-06-07 Jason Merrill <jason@redhat.com>
1085 * cppexp.c (num_equality_op): Use a temporary variable to work
1086 around gcc 3.0.4 bug.
1088 2002-06-07 Gabriel Dos Reis <gdr@codesourcery.com>
1090 * diagnostic.c (diagnostic_build_prefix): Tidy.
1092 2002-06-07 Neil Booth <neil@daikokuya.demon.co.uk>
1094 * cpptrad.c (struct block, BLOCK_HEADER_LEN, BLOCK_LEN,
1095 scan_parameters, save_replacement_text, replacement_length): New.
1096 (scan_out_logical_line): Take a macro and save parameters if
1098 (_cpp_logical_line_trad): Update.
1099 (_cpp_create_trad_definition): Update to handle function-like
1101 * cpplex.c (new_buff): Update.
1102 (struct dummy, DEFAULT_ALIGNMENT, CPP_ALIGN): Move...
1103 * cpphash.h: ...here.
1104 (CPP_ALIGN2, _cpp_save_parameter): New.
1105 * cppmacro.c (save_parameter): Rename, export.
1106 (parse_params): Update.
1108 2002-06-07 Andreas Jaeger <aj@suse.de>
1110 * config/mmix/mmix.c: Remove extra broken prototype for
1111 mmix_init_machine_status.
1113 2002-06-06 Geoffrey Keating <geoffk@redhat.com>
1115 * gengtype.c: Add comments before all the routines.
1117 2002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
1119 * config.gcc (sh5*-*-netbsd*): Remove sh/t-netbsd-sh5-32
1120 from and add t-sh64 to ${tmake_file}.
1121 (sh64*-*-netbsd*): Add t-sh64 to ${tmake_file}.
1122 * config/sh/t-netbsd-sh5 (LIB1ASMFUNCS): Remove.
1123 * config/sh/t-netbsd-sh5-32: Remove.
1124 * config/sh/t-netbsd-sh5-64 (MULTILIB_OPTIONS): Use
1126 (MULTILIB_DIRNAMES): Define.
1128 Thu Jun 6 23:14:46 CEST 2002 Jan Hubicka <jh@suse.cz>
1130 * i386.md (and promoting splitters): Disable QI to SImode promoting
1131 when doing so changes immediate to be 32bit.
1133 * rtl.h (emit_*_scope): Declare.
1134 * emit-rtl.c (emit_*_scope): New global functions.
1135 (try_split): Copy scope.
1136 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
1137 noce_try_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
1138 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
1139 noce_process_if_block, find_cond_trap): Copy scopes.
1140 * recog.c (peephole2_optimize): likewise.
1142 2002-06-06 Jeffrey Law <law@redhat.com>
1144 * h8300.h (OK_FOR_U): Fix thinko exposed by flag checking.
1146 Thu Jun 6 21:06:25 2002 J"orn Rennecke <joern.rennecke@superh.com>
1148 * gengtype-lex.l (INITIAL): New rule for "'"("\\".|[^\\])"'".
1150 2002-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1152 * Makefile.in (TEXI_GCCINSTALL_FILES): Define.
1153 ($(docdir)/gccinstall.info): New target.
1154 (info): Depend on it.
1155 (gccinstall.dvi): New target.
1156 (dvi): Depend on it.
1157 * doc/.cvsignore: Ignore new info files.
1158 * doc/install.texi (@setfilename): Reflect new info filename.
1160 Thu Jun 6 15:57:23 2002 J"orn Rennecke <joern.rennecke@superh.com>
1162 * sh.c (machine_dependent_reorg): Don't set RTX_UNCHANGING_P
1165 Thu Jun 6 07:17:43 2002 Nicola Pero <n.pero@mi.flashnet.it>
1168 * objc/objc-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define to be
1169 c_common_get_alias_set.
1170 (LANG_HOOKS_SAFE_FROM_P): Define to be c_safe_from_p.
1172 2002-06-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
1174 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): New
1176 * rtl.h (get_first_nonnote_insn, get_last_nonnote_insn): Declare.
1177 * avr/avr.c (avr_output_function_epilogue): Use above to determine
1179 * pa/pa.c (pa_output_function_prologue): Likewise.
1181 2002-06-05 David S. Miller <davem@redhat.com>
1183 * integrate.c (subst_constants): Handle 'B' RTL format.
1185 2002-06-05 Eric Christopher <echristo@redhat.com>
1187 * varasm.c (make_decl_rtl): Fix comment for removed
1190 2002-06-05 Eric Christopher <echristo@redhat.com>
1192 * Makefile.in: Remove missed halfpic bits.
1194 2002-06-05 Eric Christopher <echristo@redhat.com>
1196 * toplev.c: Remove half-pic.
1197 * config/mips/mips.c: Ditto.
1198 * config/mips/mips.h: Ditto. Remove unused defines.
1199 * config/mips/openbsd.h: Update comment to reflect above.
1200 * config/mips/mips.md: Remove half-pic constraints.
1201 * halfpic.h: Delete.
1204 2002-06-05 Jeffrey Law <law@redhat.com>
1206 * pa.h (EXTRA_CONSTRAINT, T case): Further refine so that it
1207 rejects (mem (lo_sum (reg) (unspec))), but will allow
1208 (mem (lo_sum (reg) (symbol_ref)) for PA2.0.
1210 2002-06-05 Neil Booth <neil@daikokuya.demon.co.uk>
1212 * cpphash.h (_cpp_create_definition): Update prototype.
1213 (_cpp_push_text_context, _cpp_create_trad_definition): New.
1214 ( cpp_lex_identifier_trad): New.
1215 (_cpp_set_trad_context): New.
1216 * cppinit.c (cpp_finish_options): Don't conditionalize builtins.
1217 * cpplib.c (SEEN_EOL): Update.
1218 (lex_macro_node): Update for -traditional.
1219 (cpp_push_buffer, _cpp_pop_buffer): Similarly.
1220 * cppmacro.c (_cpp_create_definition): Split into
1221 create_iso_definition() and _cpp_create_trad_definition().
1222 (warn_of_redefinition): Update prototype; handle traditional
1224 (_cpp_push_text_context): New.
1225 * cpptrad.c (skip_whitespace, push_replacement_text): New.
1226 (lex_identifier): Call ht_lookup with correct start.
1227 (_cpp_lex_identifier_tradm _cpp_create_trad_definition,
1228 _cpp_set_trad_context): New.
1229 (scan_out_logical_line): Update to handle changing contexts.
1231 Wed Jun 5 20:42:31 2002 J"orn Rennecke <joern.rennecke@superh.com>
1233 * config.gcc (sh-*-elf*, sh64*-*-elf*): Unify.
1235 * config/sh/t-be (MULTILIB_ENDIAN): Set.
1236 * config/sh/t-le (MULTILIB_ENDIAN): Likewise.
1237 * t-sh (MULTILIB_ENDIAN): Set.
1238 (MULTILIB_OPTIONS): Use it.
1239 * t-sh64 (MULTILIB_OPTIONS): Likewise.
1240 (MULTILIB_DIRNAMES): Likewise.
1242 2002-06-05 Gabriel Dos Reis <gdr@codesourcery.com>
1244 * toplev.h (report_error_function): Remove.
1246 * diagnostic.h (location_t): New datatype.
1247 (text_info): Likewise.
1248 (diagnostic_info): Likewise.
1249 (output_prefix): New macro.
1250 (diagnostic_last_function_changed): Likewise.
1251 (diagnostic_set_last_function): Likewise.
1252 (diagnostic_last_module_changed): Likewise.
1253 (diagnostic_set_last_module): Likewise.
1254 (report_diagnostic): Now macro.
1255 (diagnostic_set_info): Declare.
1257 * diagnostic.c (report_problematic_module): Rename to
1258 diagnostic_repor_current_module.
1259 (set_diagnostic_context): Remove.
1260 (count_error): Rename to diagnostic_error_count.
1261 (error_function_changed): Remove.
1262 (record_last_error_function): Likewise.
1263 (error_module_changed): Likewise.
1264 (record_last_error_module): Likewise.
1265 (context_as_prefix): Rename to diagnostic_build_prefix.
1266 (flush_diagnostic_buffer): Rename to diagnostic_flush_buffer.
1267 (diagnostic_set_info): New function.
1269 * objc/objc-act.c: #include diagnostic.h
1270 (error_with_ivar): Adjust call to count_error.
1271 (warn_with_method): Likewise.
1272 * objc/Make-lang.in (objc-act.o): Depend on diagnostic.h
1274 2002-06-05 Bob Wilson <bob.wilson@acm.org>
1276 * config/xtensa/xtensa.c (xtensa_build_va_list): Use
1277 lang_hooks.types.make_type instead of make_node; set up
1278 __va_list_tag type decl.
1279 (xtensa_builtin_saveregs): Remove broken use of
1280 RTX_UNCHANGING_P and unnecessary use of MEM_IN_STRUCT_P
1281 for saved registers; add varargs alias set.
1283 2002-06-05 Neil Booth <neil@daikokuya.demon.co.uk>
1286 * alpha/gnu.h: Undef TARGET_OS_CPP_BUILTINS.
1287 * i386/beos-elf.h: Use TARGET_OS_CPP_BUILTINS rather than
1288 CPP_PREDEFINES and part of CPP_SPEC.
1289 i386/freebsd-aout.h, i386/gas.h, i386/gnu.h, i386/linux-aout.h,
1290 i386/linux.h, i386/moss.h, i386/xm-vsta.h: Similarly.
1292 Wed Jun 5 15:20:58 CEST 2002 Jan Hubicka <jh@suse.cz>
1294 * reg-stack.c (reg_to_stack): Do not call find_basic_blocks.
1296 2002-06-05 Alan Modra <amodra@bigpond.net.au>
1298 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Define.
1300 2002-06-04 Zack Weinberg <zack@codesourcery.com>
1302 * gengtype-yacc.y: Make sure all rules end with a semicolon.
1304 2002-06-04 Bob Wilson <bob.wilson@acm.org>
1306 * config/xtensa/xtensa.c (xtensa_init_machine_status): Fix
1307 typo in function prototype and include "ggc.h" header.
1309 2002-06-04 Richard Henderson <rth@redhat.com>
1311 * config/alpha/alpha.c (mode_mask_operand): Simplify without ifdefs.
1312 (print_operand) ['U']: Likewise.
1313 (alpha_expand_unaligned_store): Correct constants for 32-bit cross.
1314 (alpha_expand_unaligned_store_words): Likewise.
1315 (alpha_expand_builtin_vector_binop): Fix typo.
1316 (enum alpha_builtin, code_for_builtin): Add remaining ext, ins, msk,
1317 umulh, and cix insns.
1318 (one_arg_builtins): Add cix builtins.
1319 (two_arg_builtins): Add ext, ins, msk, umulh builtins.
1320 (alpha_expand_builtin): Fix typo in arity.
1321 * config/alpha/alpha.md (UNSPEC_CTLZ, UNSPEC_CTPOP): New.
1322 (builtin_extbl, builtin_extwl, builtin_extll, builtin_extwh,
1323 builtin_extlh, builtin_insbl, builtin_inswl, builtin_insll,
1324 builtin_insql, builtin_inswh, builtin_inslh, builtin_insqh,
1325 builtin_mskbl, builtin_mskwl, builtin_mskll, builtin_mskql,
1326 builtin_mskwh, builtin_msklh, builtin_mskqh, builtin_cttz,
1327 builtin_ctlz, builtin_ctpop): New.
1328 * doc/extend.texi (Alpha Built-in Functions): Update.
1330 2002-06-04 Geoffrey Keating <geoffk@redhat.com>
1332 * gengtype.c (write_gc_root): Don't unnecessarily prevent
1333 global variable-length arrays being roots.
1335 * config.gcc (powerpc-*-darwin*): Set config_gtfiles.
1336 * configure.in (config_gtfiles): New variable.
1337 (all_gtfiles): Initialise from config_gtfiles.
1338 * configure: Regenerate.
1340 2002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
1343 * beos-elf.h, cygwin.h, djgpp.h, gas.h, gnu.h, i386-interix.h,
1344 i386-interix3.h, i386elf.h, linux-aout.h, linux.h, linux64.h,
1345 mingw32.h, netbsd-elf.h, netbsd.h, netbsd64.h, rtemself.h,
1346 sco5.h, sol2.h, sysv3.h, sysv4.h, sysv5.h, uwin.h, vxi386.h,
1347 win32.h (CPP_SPEC): Remove cpp_cpu.
1348 * i386.h (TARGET_CPU_CPP_BUILTINS): Use.
1349 (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Die!
1351 2002-06-04 Janis Johnson <janis187@us.ibm.com>
1353 * config/ia64/ia64.c (gen_thread_pointer): Fix variable name.
1355 2002-06-04 Jeff Law <law@redhat.com.
1356 David Edelsohn <edelsohn@gnu.org>
1357 Michael Matz <matz@kde.org>
1359 * sched-int.h (struct deps): New field libcall_block_tail_insn.
1360 * sched_deps.c (init_deps): Initialize libcall_block_tail_insn.
1361 * sched_deps.c (sched_analyze_insn): If libcall_block_tail_insn
1362 is set, then mark the current insn as being part of a libcall
1364 (sched_analyze): Set and clear libcall_block_tail_insn appropriately.
1366 * haifa-sched.c (schedule_block): Do not count USE or CLOBBER
1367 insns against the issue rate.
1369 Tue Jun 4 19:29:42 CEST 2002 Jan Hubicka <jh@suse.cz>
1371 * cfglayout.c (duplicate_insn_chain): Kill NOTE_INSN_RANGE notes.
1372 * final.c (final_scan_insn): Likewise.
1373 * ggc-common.c (ggc_mark_rtx_children_1): Likewise; use
1374 NOTE_EXPECTED_VALUE instead of NOTE_RANGE.
1375 * haifa-sched.c (unlink_other_notes): Likeewise.
1376 (reemit_notes): Likewise.
1377 * print-rtl.c (print_rtx): Likewise.
1378 * sched-deps (sched-analyze): Likewise.
1379 * rtl.c (note_insn_name): Likewise.
1380 * rtl.h (NOTE_RANGE_INFO, NOTE_LIVE_INFO): Kill.
1381 (enum insn_note): Kill NOTE_INSN_RANGE_*, NOTE_INSN_LIVE.
1384 2002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
1386 * varasm.c (mark_constants): Handle RTX format 'B'.
1388 2002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
1390 * cpphash.h (FIRST, LAST, CUR, RLIMIT): New.
1391 (struct cpp_context): Add traditional fields.
1392 * cppmacro.c (paste_all_tokens, push_ptoken_context,
1393 push_token_context, cpp_get_token, _cpp_backup_tokens): Update.
1394 * cpptrad.c (skip_comment, lex_identifier,
1395 _cpp_read_logical_line_trad, scan_out_logical_line): Update.
1397 2002-06-04 Kazu Hirata <kazu@cs.umass.edu>
1399 * gbl-ctors.h: Fix formatting.
1401 * gccspec.c: Likewise.
1403 * gcov-io.h: Likewise.
1405 * ggc-common.c: Likewise.
1407 * ggc-page.c: Likewise.
1408 * ggc-simple.c: Likewise.
1409 * global.c: Likewise.
1410 * graph.h: Likewise.
1411 * gthr-dce.h: Likewise.
1413 * gthr-posix.h: Likewise.
1414 * gthr-rtems.h: Likewise.
1415 * gthr-solaris.h: Likewise.
1416 * gthr-win32.h: Likewise.
1418 2002-06-03 Geoffrey Keating <geoffk@redhat.com>
1420 Merge from pch-branch:
1422 * gengtype.h (UNION_OR_STRUCT_P): New macro.
1423 * gengtype.c (write_gc_structure_fields): Use it.
1424 (write_gc_root): Use it here too.
1426 * gengtype.c (write_gc_structure_fields): Assume that lengths
1427 of typenames fit into an 'int'; don't pass a size_t to "%d" in
1429 (write_gc_marker_routine_for_structure): Likewise.
1430 (write_gc_types): Likewise.
1431 (write_gc_root): Likewise.
1433 * varray.h (VARRAY_CLEAR): New.
1434 (varray_clear): Prototype.
1435 * varray.c (varray_clear): New.
1436 * cselib.c (reg_values_old): New.
1437 (used_regs_old): New.
1438 (cselib_init): Use cached varrays if available to avoid
1439 generating large amounts of garbage.
1440 (cselib_finish): Don't throw away old varrays.
1442 * final.c (insn_addresses_): Move out of ifdef.
1444 * varray.c (uses_ggc): Make more varray kinds GCable.
1445 * varray.h (union varray_data_tag): Let gengtype see
1446 fields 'generic' and 'te'.
1447 * reg-stack.c: Include gt-reg-stack.h, ggc.h.
1448 (stack_regs_mentioned_data): Move out of ifdef; mark with gengtype.
1449 (reg_to_stack): Don't call VARRAY_FREE.
1450 * insn-addr.h (INSN_ADDRESSES_FREE): Don't use VARRAY_FREE.
1451 (insn_addresses_): Use gengtype to mark.
1452 * gengtype.c (write_gc_structure_fields): Handle arrays of generic
1453 pointers; handle generic pointers in unused union fields.
1454 (get_output_file_with_visibility): Include cselib.h,
1455 insn-addr.h in gtype-desc.c.
1456 * function.c (prologue): Use gengtype to mark.
1457 (epilogue): Likewise.
1458 (sibcall_epilogue): Likewise.
1459 * dependence.c: Include gt-dependence.h, ggc.h.
1460 (struct def_use): Use gengtype to mark.
1461 (struct loop): Likewise.
1462 (struct induction): Likewise.
1463 (struct dependence): Likewise.
1464 (def_use_chain): Likewise.
1465 (dep_chain): Likewise.
1466 (loop_chain): Likewise.
1467 (induction_chain): Likewise.
1468 (init_dependence_analysis): Don't free anything, just clear pointers.
1469 (build_def_use): Use GGC to allocate def_use.
1470 (add_loop): Use GGC to allocate loop.
1471 (find_induction_variable): Use GGC to allocate induction.
1472 (check_node_dependence): Use GGC to allocate induction, dependence.
1473 (dump_node_dependence): Don't free varrays.
1474 (end_dependence_analysis): Likewise.
1475 * cselib.h (struct cselib_val_struct): Use gengtype to mark.
1476 (struct elt_loc_list): Likewise.
1477 (struct elt_list): Likewise.
1478 * cselib.c: Don't include obstack.h.
1479 (hash_table): Use gengtype to mark.
1480 (reg_values): Use gengtype to mark.
1481 (used_regs): Use gengtype to mark.
1482 (cselib_obstack): Delete.
1483 (cselib_startobj): Delete.
1484 (empty_vals): Mark as deletable.
1485 (empty_elt_lists): Mark as deletable.
1486 (empty_elt_loc_lists): Mark as deletable.
1487 (new_elt_list): Use GGC to allocate struct elt_list.
1488 (new_elt_loc_list): Use GGC to allocate struct elt_loc_list.
1489 (clear_table): Don't delete obstack; don't unnecessarily clear
1490 deletable variables.
1491 (new_cselib_val): Use GGC to allocate struct cselib_val.
1492 (cselib_init): Don't set up obstacks. Use GGC to allocate
1494 (cselib_finish): Just clear variables, don't free anything.
1495 * Makefile.in (cselib.o): Remove dependency on $(OBSTACK_H).
1496 (reg-stack.o): Add dependency on gt-reg-stack.h, $(GGC_H).
1497 (dependence.o): Add dependency on gt-dependence.h, $(GGC_H).
1498 (GTFILES): Add insn-addr.h, cselib.h, dependence.c, reg-stack.c.
1499 (gt-reg-stack.h): New rule.
1500 (gt-dependence.h): New rule.
1501 (gtype-desc.o): Add cselib.h, insn-addr.h.
1503 * varray.c: Use only necessary headers.
1504 (element_size): New.
1506 (varray_init): Take type, not size. Use GGC if appropriate.
1507 (varray_grow): Update for change to struct varray_head_tag.
1508 Use GGC if appropriate.
1509 * varray.h (struct const_equiv_data): Use gengtype.
1510 (enum varray_data_enum): New.
1511 (union varray_data_tag): Use gengtype.
1512 (struct varray_head_tag): Use gengtype. Replace size field with
1513 enum varray_data_enum.
1514 (varray_init): Update prototype.
1515 (VARRAY_SCHED_INIT): Delete.
1516 (VARRAY_*_INIT): Update for change to varray_init.
1517 (VARRAY_SCHED): Delete.
1518 (VARRAY_PUSH_SCHED): Delete.
1519 (VARRAY_TOP_SCHED): Delete.
1520 * tree.h: Update for change to length specifier.
1521 * tree-inline.c (optimize_inline_calls): Don't use VARRAY_FREE.
1522 (clone_body): Likewise.
1523 * ssa.h (ssa_definition): Use gengtype to mark.
1524 * ssa.c (convert_from_ssa): Don't use VARRAY_FREE.
1525 * ssa-dce.c (ssa_eliminate_dead_code): Don't use VARRAY_FREE.
1526 * rtl.h (struct rtvec_def): Update for change to length specifier.
1527 * integrate.c (expand_inline_function): Don't use VARRAY_FREE.
1528 (struct initial_value_struct): Update for change to length specifier.
1529 * ggc.h (ggc_add_rtx_varray_root): Delete prototype.
1530 (ggc_add_tree_varray_root): Delete prototype.
1531 (ggc_mark_rtx_varray): Delete prototype.
1532 (ggc_mark_tree_varray): Delete prototype.
1533 * ggc-common.c (ggc_add_rtx_varray_root): Delete.
1534 (ggc_add_tree_varray_root): Delete.
1535 (ggc_mark_rtx_varray): Delete.
1536 (ggc_mark_tree_varray): Delete.
1537 (ggc_mark_rtx_varray_ptr): Delete.
1538 (ggc_mark_tree_varray_ptr): Delete.
1539 * gengtype.h (enum typekind): Remove TYPE_VARRAY.
1540 (create_varray): Delete prototype.
1541 * gengtype.c (varrays): Delete.
1542 (create_varray): Delete.
1543 (adjust_field_type): Detect array of string pointers.
1544 (process_gc_options): Remove code to handle varray_type option.
1545 (set_gc_used_type): Remove TYPE_VARRAY case.
1546 (output_escaped_param): New.
1547 (write_gc_structure_fields): Use output_escaped_param on all
1548 parameters. Handle 'skip' with 'use_param' option. Handle
1549 arrays of strings. Remove TYPE_VARRAY handling.
1550 (write_gc_roots): Use boolean to detect 'length' option.
1551 * gengtype-yacc.y (VARRAY_TYPE): Delete token.
1552 (struct_fields): Call adjust_field_type on array fields.
1553 (type): Remove VARRAY_TYPE case.
1554 (type_option): Likewise.
1555 * gengtype-lex.l: Don't consider varray_type a keyword.
1556 * function.h: Update for change to length specifier.
1557 (free_eh_status): Delete prototype.
1558 * function.c (free_after_compilation): Don't call free_eh_status.
1559 (reorder_blocks): Don't use VARRAY_FREE.
1560 * except.c (struct eh_status): Update for change to length specifier.
1561 remove varray_type specifier.
1562 (free_eh_status): Delete.
1563 * dwarf2out.c: Include gt-dwarf2out.h.
1564 (used_rtx_varray): Use gengtype to mark, move
1566 (incomplete_types): Likewise.
1567 (decl_scope_table): Likewise.
1568 (dwarf2out_init): Don't call ggc_add_tree_varray_root.
1569 * cfglayout.c (scope_to_insns_finalize): Don't use VARRAY_FREE.
1570 * c-tree.h (struct lang_type): Update for change to length specifier.
1571 * c-parse.in (yylexstring): Don't use VARRAY_FREE.
1572 * c-objc-common.c: Include gt-c-objc-common.h.
1573 (deferred_fns): Mark for gengtype.
1574 (c_objc_common_init): Don't call ggc_add_tree_varray_root.
1575 (expand_deferred_fns): Just set deferred_fns to 0 to free it.
1576 * Makefile.in (c-objc-common.o): Add gt-c-objc-common.h.
1577 (gtype-desc.o): Update dependencies.
1578 (dwarf2out.o): Add gt-dwarf2out.h.
1579 (varray.o): Update dependencies.
1580 (GTFILES): Add varray.h, ssa.h, dwarf2out.c, c-objc-common.c.
1581 (gt-c-objc-common.h): New rule.
1582 (gt-dwarf2out.h): New rule.
1583 * objc/objc-act.c (build_objc_string_object): Don't use VARRAY_FREE.
1585 * doc/gty.texi (GTY Options): Correct spelling.
1586 (GGC Roots): Likewise.
1587 * Makefile.in (TEXI_CPP_FILES): New.
1588 (TEXI_GCC_FILES): New.
1589 (TEXI_GCCINT_FILES): New.
1590 (TEXI_CPPINT_FILES): New.
1591 ($(docdir)/cpp.info): Use new macros.
1592 ($(docdir)/gcc.info): Likewise.
1593 ($(docdir)/gccint.info): Likewise.
1594 ($(docdir)/cppinternals.info): Likewise.
1595 (cpp.dvi): Likewise.
1596 (gcc.dvi): Likewise.
1597 (gccint.dvi): Likewise.
1598 (cppinternals.dvi): Likewise.
1600 * Makefile.in ($(docdir)/gccint.info): Depend on gty.texi.
1601 * doc/gccint.texi (Top): Include gty.texi.
1602 * doc/gty.texi: New file.
1604 * bitmap.c: Include ggc.h, gt-bitmap.h.
1605 (bitmap_ggc_free): New.
1606 (bitmap_elem_to_freelist): New.
1607 (bitmap_element_free): Use bitmap_elem_to_freelist.
1608 (bitmap_element_allocate): Allow use of GGC.
1609 (bitmap_clear): Use bitmap_elem_to_freelist.
1610 (bitmap_copy): Update for change to bitmap_element_allocate.
1611 (bitmap_set_bit): Likewise.
1612 (bitmap_operation): Update for changes elsewhere.
1613 (bitmap_initialize): Allow to create bitmaps that will use GGC.
1614 * bitmap.h (struct bitmap_element_def): Use gengtype.
1615 (struct bitmap_head_def): Likewise. Also add 'using_obstack' field.
1616 (bitmap_initialize): Add extra parameter.
1617 (BITMAP_OBSTACK_ALLOC): Update for change to bitmap_initialize.
1618 (BITMAP_ALLOCA): Delete.
1619 (BITMAP_XMALLOC): Update for change to bitmap_initialize.
1620 (BITMAP_GGC_ALLOC): New.
1621 * Makefile.in (gtype-desc.o): Add bitmap.h.
1622 (bitmap.o): Add gt-bitmap.h, $(GGC_H).
1623 (GTFILES): Add bitmap.c.
1624 (gt-bitmap.h): New rule.
1625 ($(HOST_PREFIX_1)bitmap.o): Add gt-bitmap.h.
1626 * basic-block.h: Update for changes to bitmap_initialize.
1627 * except.c (exception_handler_label_map): Move into...
1628 (struct eh_status): Here.
1629 (struct eh_region): Make 'aka' GCable.
1630 (free_eh_status): Don't need to specially handle
1631 exception_handler_label_map.
1632 (add_ehl_entry): Update for changes to exception_handler_label_map.
1633 (find_exception_handler_labels): Likewise.
1634 (remove_exception_handler_label): Likewise.
1635 (maybe_remove_eh_handler): Likewise.
1636 (for_each_eh_label): Likewise.
1637 (remove_eh_handler): Allocate 'aka' using GGC.
1638 * gengtype.c (get_output_file_with_visibility): Add bitmap.h
1639 to list of includes.
1641 * gengtype.c (write_gc_marker_routine_for_structure): Name
1642 the routines 'gt_ggc_mx_*' instead of 'gt_ggc_m_*'.
1643 (write_gc_types): Arrange for the tests with NULL to be inlined.
1644 (write_gc_roots): Update uses of procedure pointers.
1645 * ggc-common.c (gt_ggc_mx_rtx_def): Rename from gt_ggc_m_rtx_def.
1647 * Makefile.in (explow.o): Add dependency on gt-explow.h.
1648 (sdbout.o): Add dependency on gt-sdbout.h.
1650 * emit-rtl.c (const_int_htab): Use gengtype to clear unused entries.
1651 (mem_attrs_htab): Likewise.
1652 (init_emit_once): Don't call ggc_add_deletable_htab.
1653 * fold-const.c (size_htab): Use gengtype to clear unused entries.
1654 (size_int_type_wide): Don't call ggc_add_deletable_htab.
1655 * gengtype.c (finish_root_table): Add LASTNAME and TNAME
1656 parameters, use them, change callers.
1657 (write_gc_root): Add IF_MARKED parameter, use it, change callers.
1658 (write_gc_roots): Handle 'if_marked' option.
1659 (main): Don't need to call set_gc_used_type any more.
1660 * ggc.h (ggc_htab_marked_p): Delete.
1661 (ggc_htab_mark): Delete.
1662 (struct ggc_cache_tab): New.
1663 (gt_ggc_cache_rtab): New declaration.
1664 * ggc-common.c (struct d_htab_root): Delete.
1665 (d_htab_roots): Delete.
1666 (ggc_add_deletable_htab): Delete.
1667 (ggc_htab_delete): Handle new htab-deleting mechanism.
1668 (ggc_mark_roots): Use new htab-deleting mechanism.
1669 * tree.c (type_hash_table): Use gengtype to clear unused entries.
1671 (init_obstacks): Don't call ggc_add_deletable_htab.
1673 * objc/objc-act.h (struct hashed_attribute): Use gengtype.
1674 (struct hashed_entry): Likewise.
1675 (nst_method_hash_list): Likewise.
1676 (cls_method_hash_list): Likewise.
1677 (HASH_ALLOC_LIST_SIZE): Delete.
1678 (ATTR_ALLOC_LIST_SIZE): Delete.
1679 * objc/objc-act.c (hash_init): Use ggc to allocate
1680 nst_method_hash_list, cls_method_hash_list.
1681 (hash_enter): Use ggc to allocate; allocate one entry at a time.
1682 (hash_add_attr): Likewise.
1683 (ggc_mark_hash_table): Delete.
1684 (objc_act_parse_init): Delete.
1685 (objc_init): Delete reference to objc_act_parse_init.
1686 * tlink.c: Replace hash.h with hashtab.h. Explicitly include
1687 obstack.h. Replace references to 'struct hash_table' with htab_t.
1688 (struct symbol_hash_entry): Replace hash header with key field.
1689 (struct file_hash_entry): Replace hash header with key field.
1690 (struct demangled_hash_entry): Replace hash header with key field.
1691 (hash_string_eq): New.
1692 (hash_string_hash): New.
1693 (symbol_hash_newfunc): Delete.
1694 (symbol_hash_lookup): Modify to use htab_t.
1695 (file_hash_newfunc): Delete.
1696 (file_hash_lookup): Modify to use htab_t.
1697 (demangled_hash_newfunc): Delete.
1698 (demangled_hash_lookup): Modify to use htab_t.
1699 (tlink_init): Modify to use htab_t.
1702 * ggc.h: Delete forward structure declarations.
1703 Delete prototypes for deleted functions.
1704 * ggc-common.c: Don't include hash.h.
1705 (ggc_add_tree_hash_table_root): Delete.
1706 (ggc_mark_tree_hash_table_entry): Delete.
1707 (ggc_mark_tree_hash_table): Delete.
1708 (ggc_mark_tree_hash_table_ptr): Delete.
1709 * gengtype.c (write_gc_structure_fields): Allow param_is option.
1710 (write_gc_marker_routine_for_structure): Use visibility of
1711 the parameter if there is one.
1712 * function.c: Replace hash.h with hashtab.h. Replace references
1713 to 'struct hash_table *' with htab_t.
1714 (struct insns_for_mem_entry): Include a plain key.
1715 (fixup_var_refs_insns_with_hash): Update to use htab_t.
1716 (insns_for_mem_newfunc): Delete.
1717 (insns_for_mem_hash): Update to use htab_t.
1718 (insns_for_mem_comp): Likewise.
1719 (insns_for_mem_walk): Likewise.
1720 * c-lang.c: Include ggc.h.
1721 * Makefile.in (OBJS): Remove hash.o.
1722 (c-lang.o): Add GGC_H.
1723 (COLLECT2_OBJS): Remove hash.o.
1724 (tlink.o): Remove hash.h, add HASHTAB_H and OBSTACK_H.
1725 (ggc-common.o): Remove hash.h.
1726 (function.o): Remove hash.h, add HASHTAB_H.
1727 (genautomata.o): Remove hash.h, add HASHTAB_H.
1729 * varasm.c (mark_const_str_htab_1): Delete.
1730 (mark_const_str_htab): Delete.
1731 (const_str_htab_del): Delete.
1732 (const_str_htab): Use gengtype to mark.
1733 (init_varasm_once): Use gengtype to mark hashtables. Use GC to
1735 * tree.c (mark_tree_hashtable_entry): Delete.
1736 (mark_tree_hashtable): Delete.
1737 * tree.h (mark_tree_hashtable): Delete prototype.
1738 * ggc.h (ggc_test_and_set_mark): Treat (void *)1 like NULL.
1739 (ggc_mark): Likewise.
1741 (htab_create_ggc): New.
1742 * ggc-common.c (ggc_calloc): New.
1743 * gengtype.h (enum typekind): Add TYPE_PARAM_STRUCT.
1744 (struct type): Add param_struct structure.
1745 * gengtype.c (param_structs): New.
1746 (adjust_field_type): Handle param_is option.
1747 (set_gc_used_type): Handle TYPE_PARAM_STRUCT.
1748 (get_output_file_with_visibility): Include hashtab.h in gtype-desc.c.
1749 (write_gc_structure_fields): Add new PARAM parameter. Update
1750 callers. Handle use_param option. Handle TYPE_PARAM_STRUCT.
1751 (write_gc_marker_routine_for_structure): Add new PARAM parameter.
1752 Use it to generate function name. Update callers.
1753 (write_gc_types): Add new PARAM_STRUCTS parameter. Update callers.
1755 (write_gc_roots): Handle TYPE_PARAM_STRUCT. Allow param_is
1757 (main): Define PTR as pointer-to-scalar. Don't specially
1758 mark deferred_string or ehl_map_entry.
1759 * gengtype-yacc.y (PARAM_IS): Add new token.
1760 (externstatic): Use adjust_field_type.
1761 (type_option): Add PARAM_IS.
1762 * gengtype-lex.l: Add rule for typedef of function pointers.
1763 Add rule for PARAM_IS.
1764 (IWORD): Add size_t.
1765 * except.c (exception_handler_label_map): Use gengtype to mark.
1766 (type_to_runtime_map): Likewise.
1767 (mark_ehl_map_entry): Delete.
1768 (mark_ehl_map): Delete.
1769 (init_eh): Use gengtype for roots; use GC to allocate hash tables.
1770 (t2r_mark_1): Delete.
1772 * Makefile.in (gtype-desc.o): Correct dependencies.
1773 (GTFILES): Add hashtab.h.
1774 (genautomata.o): Actually uses hashtab.h.
1776 * Makefile.in (stringpool.o): Add $(GGC_H).
1777 (dwarf2asm.o): Likewise.
1778 (GTFILES): Add hashtable.h.
1779 * c-common.h (struct c_common_identifier): Use gengtype.
1780 * c-decl.h (c_mark_tree): Delete.
1781 * c-lang.c (LANG_HOOKS_MARK_TREE): Delete.
1782 * c-tree.h (struct lang_identifier): Use gengtype.
1783 (union lang_tree_node): New.
1784 (c_mark_tree): Delete prototype.
1785 * dwarf2out.c [!DWARF2_DEBUGGING_INFO]: Define dummy
1787 * gengtype-lex.l (IWORD): Allow 'bool'.
1789 * gengtype-yacc.y (ALIAS): New token.
1790 (type_option): New rule.
1791 (option): Use type_option.
1792 * gengtype.c (process_gc_options): New.
1793 (set_gc_used_type): Use it.
1794 (write_gc_structure_fields): Add 'bitmap' parameter, change callers.
1795 Add new variable 't' to hold the type of the field being processed.
1796 Add more error checking. Use UNION_P when looking at 'desc' option.
1797 Handle language-specific structures containing other
1798 language-specific structures.
1799 (write_gc_types): Handle 'ptr_alias' option.
1800 (main): Don't need to specially output lang_type, lang_decl, lang_id2.
1801 * ggc-common.c (ggc_pending_trees): Delete.
1802 (ggc_mark_roots): Don't manipulate ggc_pending_trees.
1803 (ggc_mark_trees): Delete.
1804 (gt_ggc_m_tree_node): Delete.
1805 * ggc.h (ggc_pending_trees): Delete.
1806 (ggc_mark_tree): Make alias of gt_ggc_m_tree_node.
1807 * hashtable.h (ht_identifier): Use gengtype.
1808 * langhooks-def.h (LANG_HOOKS_MARK_TREE): Delete.
1809 * langhooks.h (struct lang_hooks): Delete mark_tree.
1810 * sdbout.c [! SDB_DEBUGGING_INFO]: Define dummy sdb_debug_hooks
1812 * system.h: Poison LANG_HOOKS_MARK_TREE.
1813 * tree.c (tree_node_structure): New.
1814 * tree.h (struct tree_common): Use gengtype.
1815 (struct tree_int_cst): Likewise.
1816 (struct tree_real_cst): Likewise.
1817 (struct tree_string): Likewise.
1818 (struct tree_complex): Likewise.
1819 (struct tree_vector): Likewise.
1820 (struct tree_identifier): Likewise.
1821 (struct tree_list): Likewise.
1822 (struct tree_vec): Likewise.
1823 (struct tree_exp): Likewise.
1824 (struct tree_block): Likewise.
1825 (struct tree_type): Likewise.
1826 (struct tree_decl): Likewise.
1827 (enum tree_structure_enum): New.
1828 (union tree_node): Use gengtype, with an alias.
1829 (tree_node_structure): Prototype.
1830 * objc/objc-lang.c (LANG_HOOKS_MARK_TREE): Delete.
1832 Merge to tag pch-merge-20020430. The LANG_HOOKS_FUNCTION_MARK
1833 macro was deleted. The LANG_HOOKS_FUNCTION_FREE macro was renamed
1834 to LANG_HOOKS_FUNCTION_FINAL.
1835 * Makefile.in (GTFILES): Add bitmap.h.
1836 * except.c (struct eh_region): Mark field 'aka' to be skipped.
1838 * config/alpha/alpha.c [TARGET_ABI_UNICOSMK]
1839 (alpha_init_machine_status): Give proper type.
1840 * Makefile.in (c-lang.o): Depend on gtype-c.h.
1841 (optabs.o): Depend on gt-optabs.h.
1842 (GTFILES): Add optabs.o.
1843 (gt-optabs.h): Add rule.
1844 * optabs.c: Include gt-optabs.h.
1846 * gengtype.c (set_gc_used_type): Correct some errors in last change.
1847 (write_gc_structure_fields): If a field which should be NULL is
1849 * c-pragma.c: Move struct align_stack and variable alignment_stack
1852 * config/xtensa/t-xtensa: Add dependencies for gt-xtensa.h.
1853 * config/xtensa/xtensa.c: Include gt-cris.h.
1854 (struct machine_function): Use gengtype to mark.
1855 * config/mmix/mmix.h (struct machine_function): Use gengtype
1857 * config/cris/t-cris: Add dependencies for gt-cris.h.
1858 * config/cris/cris.c: Include gt-cris.h.
1859 (struct machine_function): Use gengtype to mark.
1860 * config/rs6000/rs6000.h (struct machine_function): Use gengtype
1862 * doc/tm.texi (Per-Function Data): Delete references to
1863 mark_machine_status.
1864 * config/ia64/ia64.c (ia64_override_options): Don't set
1865 mark_machine_status.
1866 * config/i386/i386.c (override_options): Likewise.
1867 * config/d30v/d30v.c (d30v_init_expanders): Likewise.
1868 * config/arm/arm.c (arm_init_expanders): Likewise.
1869 * config/alpha/alpha.c (override_options): Likewise.
1870 * gengtype.h (enum gc_used_enum): Add GC_MAYBE_POINTED_TO.
1871 * gengtype.c (set_gc_used_type): Handle 'maybe_null' option.
1872 (write_gc_structure_fields): Don't handle 'really' option.
1873 Handle 'maybe_null' option.
1874 (write_gc_types): Handle 'maybe_null' option.
1875 * function.h (struct function): Don't use "really".
1876 (mark_machine_status): Delete declaration.
1877 (mark_lang_status): Delete declaration.
1878 (gt_ggc_mr_machine_function): Delete prototype.
1879 (gt_ggc_mr_language_function): Delete prototype.
1880 * function.c (mark_machine_status): Delete.
1881 (mark_lang_status): Delete.
1882 (gt_ggc_mr_machine_function): Delete.
1883 (gt_ggc_mr_language_function): Delete.
1884 * c-tree.h (mark_c_function_context): Delete prototype.
1885 * c-objc-common.c (c_objc_common_init): Don't set mark_lang_status.
1886 * c-decl.c (struct language_function): Rename from struct
1887 c_language_function. Update uses. Use gengtype to mark.
1888 (mark_c_function_context): Delete.
1889 * c-common.h (struct c_language_function): Rename from struct
1891 (mark_stmt_tree): Delete prototype.
1892 (c_mark_lang_decl): Delete prototype.
1893 (mark_c_language_function): Delete prototype.
1894 * c-common.c (mark_stmt_tree): Delete.
1895 (c_mark_lang_decl): Delete.
1896 (mark_c_language_function): Delete.
1898 * gengtype.h (enum typekind): Add TYPE_LANG_STRUCT.
1899 (lang_bitmap): New typedef. Use where appropriate.
1900 (struct type): Add gc_used field, lang_struct field.
1901 (UNION_P): New macro.
1902 (new_structure): New prototype.
1903 (find_structure): Remove 'pos' parameter. Change all callers.
1904 * gengtype-lex.l: Update for changes to find_structure.
1905 * gengtype-yacc.y (typedef_struct): Use new_structure.
1906 (yacc_ids): Suppress warning.
1907 (type): Use new_structure.
1908 * gengtype.c (string_type): Update for changes to struct type.
1909 (find_structure): Just find a structure, don't worry about
1911 (new_structure): New.
1912 (note_yacc_type): Use new_structure.
1913 (set_gc_used_type): New.
1915 (write_gc_structure_fields): Allow for pointers to TYPE_LANG_STRUCT.
1916 (write_gc_types): Handle TYPE_LANG_STRUCT.
1917 (write_gc_marker_routine_for_structure): New.
1918 (main): Call set_gc_used. Add some calls to set_gc_used_type
1919 for places where GCC doesn't use gengtype properly yet.
1920 * ggc.h (gt_ggc_m_rtx_def): Don't prototype.
1921 (gt_ggc_m_tree_node): Likewise.
1923 * varasm.c (copy_constant): Call expand_constant if we hit
1924 something we can't recognise.
1926 * ggc-common.c (ggc_mark_rtvec_children): Delete.
1927 (ggc_mark_rtx_children): Use generic name for ggc_mark_rtvec.
1928 (lang_mark_false_label_stack): Delete.
1929 * rtl.h (struct rtvec_def): Use gengtype to mark.
1930 * ggc.h (ggc_mark_rtvec): Delete.
1931 (gt_ggc_m_rtvec_def): Delete.
1932 (ggc_mark_nonnull_tree): Delete.
1933 (ggc_mark_rtvec_children): Delete prototype.
1934 (lang_mark_false_label_stack): Delete declaration.
1936 * gengtype.h (note_yacc_type): Add prototype.
1937 * gengtype.c (note_yacc_type): New function.
1938 * gengtype-lex.l: Add lexer support for yacc files.
1939 * gengtype-yacc.y (start): Extract union from yacc files.
1940 (yacc_union): New rule.
1941 (yacc_typematch): New rule.
1942 (yacc_ids): New rule.
1943 (enum_items): Tweak for efficiency.
1944 (optionseq): Likewise.
1946 * c-common.h (struct language_function): Use gengtype.
1947 (struct c_lang_decl): Likewise.
1948 * c-tree.h (struct lang_decl): Likewise.
1949 (struct lang_type): Likewise.
1950 * c-decl.c (lang_mark_tree): Use generated marker routines to mark
1951 tree language substructures.
1953 * stringpool.c (mark_ident): Replace ggc_mark_nonnull_tree with
1955 * dwarf2asm.c (mark_indirect_pool_entry): Likewise.
1957 * varasm.c (struct rtx_const): Remove 'skip' tags for scalar arrays.
1959 * stmt.c (struct nesting): Add discriminator. Use gengtype to
1960 mark. Remove 'data.block.cleanup_ptr' field.
1961 (struct stmt_status): Use usual technique to mark struct nesting.
1962 (gt_ggc_mr_nesting_cond): Delete.
1963 (gt_ggc_mr_nesting_loop): Delete.
1964 (gt_ggc_mr_nesting_block): Delete.
1965 (gt_ggc_mr_nesting_case_stmt): Delete.
1966 (expand_start_cond): Set discriminator.
1967 (expand_start_loop): Likewise.
1968 (expand_start_null_loop): Likewise.
1969 (expand_start_bindings_and_block): Set discriminator. Don't set
1971 (expand_decl_cleanup): Replace 'cleanup_ptr' with
1972 &thisblock->data.block.cleanups.
1973 (expand_start_case): Set discriminator.
1974 (expand_start_case_dummy): Set discriminator.
1976 * ggc-callbacks.c: Remove.
1978 * gengtype.h (struct type): Add 'u.s.bitmap' field.
1979 (find_structure): Add 'pos' parameter.
1980 * gengtype-lex.l: Update callers to find_structure.
1981 * gengtype-yacc.y: Likewise.
1982 * gengtype.c (find_structure): Allow for structures to be defined
1983 in multiple language backends.
1984 (get_output_file_with_visibility): Include debug.h in gtype-desc.c.
1985 (counter): Rename to gc_counter.
1986 (write_gc_structure_fields): Fail when writing out fields for
1987 an incomplete structure. Ignore arrays of scalars. Handle
1989 (write_gc_types): Reset counter for each procedure written.
1991 * stmt.c (add_case_node): Use GGC to allocate struct case_node.
1992 (free_case_nodes): Delete.
1993 (expand_end_case_type): Delete call to free_case_nodes.
1995 * Makefile.in (cselib.o): Include gt-<filename>.h.
1997 (profile.o): Likewise.
1998 (alias.o): Likewise.
1999 (GTFILES): Add alias.c, cselib.c, gcse.c, profile.c, and
2000 alphabetize backend files.
2001 (gt-alias.h, gt-cselib.h, gt-gcse.h, gt-profile.h): New rules.
2002 * alias.c: Use gengtype for roots.
2003 * c-common.h (struct stmt_tree_s): Use gengtype.
2004 * c-decl.c: Use gengtype for roots.
2005 * cselib.c: Use gengtype for roots.
2006 * expr.c: Use gengtype for roots.
2007 * fold-const.c: Use gengtype for roots.
2008 * gcse.c: Use gengtype for roots.
2009 * gengtype-lex.l: Handle typedefs of function types.
2010 Allow for empty array bounds.
2011 Allow processing to stop on initialisers.
2012 * gengtype-yacc.y (externstatic): Stop processing on initialisers.
2013 (semiequal): New rule.
2014 * gengtype.c (create_file): Tidy output files.
2015 (get_output_file_with_visibility): Fix paren warning. Fix bug
2016 involving multiple input files mapping to one output file.
2017 (write_gc_structure_fields): Skip arrays of scalars.
2018 (write_gc_types): Tidy output files.
2019 (write_gc_root): New function.
2020 (write_gc_roots): Fix bugs, add support for roots that are
2022 * ggc-common.c (ggc_mark_rtx_ptr): Delete.
2023 (ggc_mark_tree_ptr): Delete.
2024 (ggc_add_rtx_root): Delete.
2025 (ggc_add_tree_root): Delete.
2026 (ggc_del_root): Delete.
2027 * integrate.c (get_func_hard_reg_initial_val): Use ggc_alloc to
2028 allocate struct initial_value_struct.
2029 * profile.c: Use gengtype for roots.
2030 * sdbout.c: Use gengtype for roots.
2031 * varasm.c (mark_weak_decls): Delete unused prototype.
2032 (mark_const_hash_entry): Delete unused function.
2033 * config/darwin-protos.h: Use gengtype for roots.
2034 (machopic_add_gc_roots): Delete.
2035 * config/arm/arm.c: Use gengtype for roots.
2036 * config/arm/arm.h: Use gengtype for roots.
2037 * config/c4x/c4x-protos.h: Use gengtype for roots.
2038 * config/c4x/c4x.c (c4x_add_gc_roots): Delete.
2039 * config/d30v/d30v-protos.h: Use gengtype for roots.
2040 * config/d30v/d30v.c (d30v_add_gc_roots): Delete.
2041 * config/dsp16xx/dsp16xx.c (override_options): Use gengtype for roots.
2042 * config/dsp16xx/dsp16xx.h: Use gengtype for roots.
2043 * config/ia64/ia64-protos.h: Use gengtype for roots.
2044 * config/ia64/ia64.c (ia64_add_gc_roots): Delete.
2045 * config/m68hc11/m68hc11-protos.h: Use gengtype for roots.
2046 * config/m68hc11/m68hc11.c (z_reg): Make global.
2047 (z_reg_qi): Make global.
2048 (m68hc11_add_gc_roots): Delete.
2049 * config/mcore/mcore-protos.h: Use gengtype for roots.
2050 * config/mcore/mcore.c (mcore_add_gc_roots): Delete.
2051 * config/mips/mips.c (mips_add_gc_roots): Delete.
2052 * config/mips/mips.h: Use gengtype for roots.
2053 * config/mmix/mmix.c (override_options): Use gengtype for roots.
2054 * config/mmix/mmix.h: Use gengtype for roots.
2055 * config/mn10200/mn10200.c (asm_file_start): Use gengtype for roots.
2056 * config/mn10200/mn10200.h: Use gengtype for roots.
2057 * config/pa/pa.c: Use gengtype for roots, marking.
2058 (struct deferred_plabel): Use GGC, gengtype.
2059 (pa_add_gc_roots): Delete.
2060 (mark_deferred_plabels): Delete.
2061 * config/pj/pj-protos.h: Use gengtype for roots.
2062 * config/pj/pj.h (OVERRIDE_OPTIONS): Don't define.
2063 * config/rs6000/rs6000.c: Use gengtype for roots. Don't call
2064 machopic_add_gc_roots.
2065 * config/rs6000/rs6000.h: Use gengtype for roots.
2066 * config/rs6000/t-darwin (darwin.o): Add dependency on gt-darwin.h.
2067 (gt-darwin.h): Add rule.
2068 * config/sh/sh.c: Use gengtype for roots.
2069 * config/sh/t-sh ($(out_object_file)): Add dependency on gt-sh.h.
2070 (gt-sh.h): Add rule.
2071 * config/sparc/sparc.c: Use gengtype for roots.
2072 (sparc_add_gc_roots): Delete.
2073 (struct ultrasparc_pipeline_state): Use GGC, gengtype.
2074 (mark_ultrasparc_pipeline_state): Delete.
2075 * config/sparc/sparc.h: Use gengtype for roots.
2077 * Makefile.in (c-parse.o): Update dependencies.
2078 (c-common.o): Likewise.
2079 (GTFILES): Add c-common.h, c-tree.h, c-common.c, c-parse.in.
2080 Add dependencies for the files they generate.
2081 * c-common.c: Replace ggc_add_* uses with GTY annotations.
2082 * c-common.h: Likewise.
2083 * c-decl.c: Likewise.
2084 (gt_ggc_mp_binding_level): Delete.
2085 * c-lang.c: Include gtype-c.h.
2086 * c-parse.in: Replace ggc_add_* uses with GTY annotations. Include
2088 * c-pragma.h: Replace ggc_add_* uses with GTY annotations.
2089 (gt_ggc_mp_align_stack): Delete.
2090 * c-tree.h: Replace ggc_add_* uses with GTY annotations.
2091 * function.c: Replace ggc_add_* uses with GTY annotations.
2092 (gt_ggc_mp_function): Delete.
2093 * function.h: Replace ggc_add_* uses with GTY annotations.
2094 * gengtype.c (lang_names): New.
2095 (NUM_BASE_FILES): New.
2096 (open_base_files): Create language base files.
2098 (get_file_basename): New.
2099 (get_base_file_bitmap): New.
2100 (get_output_file_with_visibility): Rename from get_output_file.
2101 Add more mappings for various C/Objc filenames.
2102 (finish_root_table): New.
2103 (write_gc_roots): Handle dependencies and scoping properly.
2104 * gengtype.h: Add prototypes for new functions.
2105 * ggc-common.c (struct deletable_root): Delete.
2106 (deletables): Delete.
2107 (ggc_add_deletable_root): Delete.
2108 (ggc_mark_roots): No need to deal with deleted functionality.
2109 * ggc.h (ggc_add_deletable_root): Delete prototype.
2110 * objc/Make-lang.in (objc-act.o): Add gtype-objc.h dependency.
2111 (gtype-objc.h): Add rule to create.
2112 * objc/config-lang.in (gtfiles): New.
2113 * objc/objc-act.c: Allocate imp_list using GGC. Replace uses of
2114 ggc_add_* with GTY markers. Include gtype-objc.h.
2115 (ggc_mark_imp_list): Delete.
2116 * objc/objc-act.h: Replace uses of ggc_add_* with GTY markers.
2117 * objc/objc-lang.c: Random Whitespace Change.
2119 * except.h (exception_handler_labels): Delete.
2120 (get_exception_handler_labels): New.
2121 * except.c (exception_handler_labels): Delete.
2122 (struct eh_status): Add exception_handler_labels field.
2123 (doing_eh): Don't add exception_handler_labels as root.
2124 (free_eh_status): Don't need to free exception_handler_labels.
2125 (get_exception_handler_labels): New.
2126 (find_exception_handler_labels): Update for move of
2127 exception_handler_labels.
2128 (remove_exception_handler_label): Likewise.
2129 * cfgrtl.c (can_delete_label_p): Use get_exception_handler_labels.
2130 * jump.c (rebuild_jump_labels): Likewise.
2131 * loop.c (find_and_verify_loops): Likewise.
2132 * sched-rgn.c (is_cfg_nonregular): Likewise.
2134 * gengtype.c (write_gc_structure_fields): Handle variable-length
2137 * varasm.c (struct weak_syms): Use GGC, gengtype.
2138 (mark_weak_decls): Delete.
2139 (weak_decls): Likewise.
2140 (add_weak): Likewise.
2141 (remove_from_pending_weak_list): Likewise.
2142 (init_varasm_once): Likewise.
2144 * Makefile.in (gtype-desc.o): Add libfuncs.h dependency.
2145 (GTFILES): Add tree.h, libfuncs.h, emit-rtl.c, explow.c,
2146 stor-layout.c, regclass.c, and lists.c.
2147 Add dependencies of gt-emit-rtl.h gt-explow.h gt-stor-layout.h
2148 gt-regclass.h and gt-lists.h on s-gtype.
2149 * emit-rtl.c: Use gengtype for roots. Include gt-emit-rtl.h.
2150 * except.c: Use gengtype for roots.
2151 * explow.c: Use gengtype for roots. Include gt-explow.h.
2152 * expr.h (init_stor_layout_once): Delete prototype.
2153 * function.c: Use gengtype for roots.
2154 * gengtype-lex.l: Add ENT_EXTERNSTATIC lexing.
2155 * gengtype-yacc.y (start): Can also be an externstatic.
2156 (externstatic): New production.
2157 (struct_fields): Correct array bounds inversion for 2-d arrays.
2158 * gengtype.c (variables): New variable.
2159 (note_variable): New function.
2160 (get_output_file): Include libfuncs.h into gtype-desc.c.
2161 (get_output_file_name): New function.
2162 (write_gc_structure_fields): Suppress warnings.
2163 (write_gc_types): Make static.
2164 (put_mangled_filename): New function.
2165 (write_gc_roots): New function.
2166 (main): Call write_gc_roots.
2167 * gengtype.h (note_variable): Prototype.
2168 (get_output_file_name): Prototype.
2169 (write_gc_types): Delete prototype.
2170 * ggc.h: Clean up unnecessary structure predefinitions.
2171 (struct ggc_root_tab): Define.
2172 (gt_ggc_m_rtx_def): Make function, not macro.
2173 (gt_ggc_m_tree_node): Likewise.
2174 * libfuncs.h: Use gengtype for roots.
2175 * lists.c: Use gengtype for roots. Include gt-lists.h.
2176 (init_EXPR_INSN_LIST_cache): Delete.
2177 * optabs.c: Use gengtype for roots.
2178 (gt_ggc_mp_optab): Delete.
2179 * optabs.h: Use gengtype for roots.
2180 * regclass.c: Use gengtype for roots. Include gt-regclass.h.
2181 * rtl.h: Use gengtype for roots.
2182 (init_EXPR_INSN_LIST_cache): Delete prototype.
2183 * stor-layout.c: Use gengtype for roots.
2184 Include gt-stor-layout.h.
2185 (init_stor_layout_once): Delete.
2186 * toplev.c: Use gengtype for roots. Delete calls to deleted
2188 * tree.c: Use gengtype for roots.
2189 * tree.h: Use gengtype for roots.
2190 * varasm.c: Use gengtype for roots.
2192 * Makefile.in (GTFILES): Add @all_gtfiles@.
2193 * configure: Regenerate.
2194 * configure.in: Construct all_gtfiles from the gtfiles definitions
2196 * gengtype-yacc.y (type): Warn about duplicate structure names.
2197 * gengtype.c (get_output_file): Handle .c files in language
2200 * Makefile.in (GTFILES): Run gengtype on all the config files
2201 and on the target .c file.
2202 * except.c (mark_eh_region): Delete.
2203 (init_eh_for_function): Use GGC on struct eh_status.
2204 (mark_eh_status): Delete.
2205 (free_eh_status): Use GGC.
2206 (expand_eh_region_start): Use GGC to
2207 (collect_eh_region_array): Allocate last_region_number using GGC.
2208 (duplicate_eh_region_1): Use GGC to allocate struct eh_region.
2209 (remove_eh_handler): Let GGC free struct eh_region.
2210 (add_call_site): Use GGC to reallocate call_site_record array.
2211 * function.c (init_machine_status): Update calling sequence.
2212 (mark_machine_status): Likewise.
2213 (mark_lang_status): Likewise.
2214 (prepare_function_start): Update init_machine_status call.
2215 (mark_function_status): Delete.
2216 (maybe_mark_struct_function): Delete.
2217 (ggc_mark_struct_function): Delete.
2218 (gt_ggc_mp_function): New.
2219 (gt_ggc_mr_machine_function): New.
2220 (gt_ggc_mr_language_function): New.
2221 (init_function_once): Use canonical names.
2222 * function.h (struct function): Use gengtype.
2223 (init_machine_status): Return the structure.
2224 (mark_machine_status): Take a 'void *'.
2225 (mark_lang_status): Likewise.
2226 * ggc-common.c (ggc_mark_trees): Use canonical name for
2227 ggc_mark_struct_function.
2228 * tree.h (ggc_mark_struct_function): Delete prototype.
2229 * config/alpha/alpha.c (alpha_mark_machine_status): Delete.
2230 (alpha_init_machine_status): Likewise.
2231 (override_options): Use canonical name for alpha_mark_machine_status.
2232 * config/alpha/unicosmk.h (struct machine_function): Use gengtype.
2233 * config/arm/arm.h (struct machine_function): Use gengtype.
2234 * config/arm/arm.c (arm_mark_machine_status): Delete.
2235 (arm_init_machine_status): Update calling sequence.
2236 (arm_init_expanders): Use canonical name for arm_mark_machine_status.
2237 * config/cris/cris.c (cris_init_machine_status): Update
2239 * config/d30v/d30v.h (struct machine_function): Use gengtype.
2240 * config/d30v/d30v.c (d30v_init_machine_status): Update
2242 (d30v_mark_machine_status): Delete.
2243 * config/i386/i386.c: Include gt-i386.h.
2244 (struct machine_function): Use gengtype.
2245 (ix86_init_machine_status): Update calling sequence.
2246 (ix86_mark_machine_status): Delete.
2247 (override_options): Use canonical namke for ix86_mark_machine_status.
2248 * config/ia64/ia64.h (struct machine_function): Use gengtype.
2249 * config/ia64/ia64.c (ia64_init_machine_status): Update calling
2251 (ia64_mark_machine_status): Delete.
2252 (ia64_override_options): Use canonical name for
2253 ia64_mark_machine_status.
2254 * config/mmix/mmix.c (mmix_init_machine_status): Update calling
2256 * config/rs6000/rs6000.c (rs6000_init_machine_status): Likewise.
2257 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
2258 * gengtype.c (get_output_file): Fix warning.
2259 (main): Add prototype to suppress warning.
2260 * tree.c: Remove tree_hash_mark prototype.
2262 * tree.h (init_stmt): Delete prototype.
2263 * toplev.c (lang_independent_init): Don't call init_stmt.
2264 * stmt.c (ALLOC_NESTING): Use GGC for 'struct nesting'.
2265 (stmt_obstack): Delete.
2266 (POPSTACK): No need to free 'struct nesting'.
2267 (gt_ggc_mr_nesting_cond): Use canonical names.
2268 (gt_ggc_mr_nesting_loop): Use canonical names.
2269 (gt_ggc_mr_nesting_block): Use canonical names.
2270 (gt_ggc_mr_nesting_case_stmt): Use canonical names.
2271 (mark_stmt_status): Delete.
2272 (init_stmt): Delete.
2273 (clear_last_expr): Clear both last_expr_type and last_expr_value.
2274 Use it everywhere that last_expr_type was cleared.
2275 * lists.c (init_EXPR_INSN_LIST_cache): Use ggc_add_deletable_root.
2276 (zap_lists): Delete.
2277 * ggc.h (ggc_add_deletable_root): Prototype.
2278 (mark_stmt_status): Remove prototype.
2279 * ggc-common.c (ggc_add_deletable_root): New.
2280 (ggc_mark_roots): Handle deletable roots.
2281 * function.c (ggc_mark_struct_function): Use canonical name
2282 for mark_stmt_status.
2283 * emit-rtl.c (free_sequence_stack): New.
2284 (start_sequence): Use a freelist for sequences.
2285 (end_sequence): Likewise.
2286 (init_emit_once): Add free_sequence_stack as a deleteable root.
2287 * c-pragma.c Include gt-c-pragma.h.
2288 (struct align_stack): Use gengtype.
2289 (push_alignment): Use GGC for struct align_stack.
2290 (mark_align_stack): Delete.
2291 (gt_ggc_mp_align_stack): New.
2292 (init_pragma): Use canonical name for mark_align_stack.
2293 * c-decl.c: Include gt-c-decl.h.
2294 (struct binding_level): Use gengtype.
2295 (make_binding_level): Use GGC; handle the freelist here.
2296 (pop_binding_level): New.
2297 (pushlevel): Move code into make_binding_level.
2298 (push_label_level): Likewise.
2299 (poplevel): Move code into pop_binding_level.
2300 (pop_label_level): Likewise.
2301 (mark_binding_level): Delete.
2302 (gt_ggc_mp_binding_level): New.
2303 (c_init_decl_processing): Use canonical name for mark_binding_level.
2304 Add free_binding_level as deletable root.
2305 (mark_c_function_context): Use canonical name for mark_binding_level.
2306 * Makefile.in (c-decl.o): Add gt-c-decl.h.
2307 (c-pragma.o): Add gt-c-pragma.h.
2308 (GTFILES): Add c-decl.c and c-pragma.c.
2309 (gt-c-decl.h, gt-c-pragma.h): Create using gengtype.
2311 * tree.c (struct type_hash): Use gengtype.
2312 (init_obstacks): Use canonical name for type_hash_mark.
2313 (type_hash_mark): Delete.
2315 * rtl.h (struct mem_attrs): Use gengtype.
2316 * optabs.h (struct optab): Use gengtype.
2317 * optabs.c (expand_binop): Squish signed/unsigned warning.
2318 (mark_optab): Make local, use canonical name, use autogenerated
2320 (init_optabs): Use canonical name for mark_optab.
2321 (new_optab): Use GGC to allocate optabs.
2322 * ggc.h: Delete mark_optab prototype.
2323 * ggc-common.c (ggc_mark_rtx_children): Use canonical name for
2324 mem_attrs marker procedure.
2325 * gengtype.c (get_output_file): Include headers in gtype-desc.c
2326 explicitly rather than deducing them from file names.
2327 (write_gc_structure_fields): Handle arrays of structures.
2328 (main): Return non-zero exit code if errors occur during output.
2329 * emit-rtl.c (mem_attrs_mark): Delete.
2330 (init_emit_once): Use canonical name for mem_attrs marker procedure.
2331 * Makefile.in (gtype-desc.o): Explicitly name dependencies.
2332 (tree.o): Depend on gt-tree.h.
2333 (GTFILES): Add rtl.h, optabs.h, tree.c.
2334 (gt-tree.h): Add it to s-gtype rule.
2336 * .cvsignore: Ignore gengtype flex/bison generated files.
2337 * Makefile.in (GGC_H): Add gtype-desc.h.
2338 (OBJS): Add gtype-desc.o.
2339 (GEN): Add gengtype.
2340 (STAGESTUFF): Add gengtype.
2341 (varasm.o): Add gt-varasm.h.
2342 (stmt.o): Add gt-stmt.h.
2343 (except.o): Add gt-except.h.
2344 (integrate.o): Add gt-integrate.h.
2346 Add new rules for new files.
2347 * configure: Regenerate.
2348 * configure.in: Correct defaults.h paths.
2349 * emit-rtl.c (mark_sequence_stack): Delete.
2350 (mark_emit_status): Delete.
2351 (start_sequence): Allocate sequence structures using GGC.
2352 (end_sequence): Allocate sequence structures using GGC.
2353 * except.c: Use gengtype for various structures. Include
2355 * expr.c (mark_expr_status): Delete.
2356 * function.c: Use gengtype for various structures. Include
2358 (mark_function_status): Use standard gt_ggc names for marker functions.
2359 (ggc_mark_struct_function): Likewise.
2360 * function.h: Use gengtype for various structures.
2361 * gengtype-lex.l: New file.
2362 * gengtype-yacc.y: New file.
2363 * gengtype.c: New file.
2364 * gengtype.h: New file.
2365 * ggc.h: Include gtype-desc.h. Alias some marker procedures to
2366 the standard names. Remove some now-unnecessary prototypes.
2367 * integrate.c: Use gengtype for various structures. Include
2369 (mark_hard_reg_initial_vals): Delete.
2370 * integrate.h (mark_hard_reg_initial_vals): Delete.
2371 * stmt.c: Use gengtype for various structures. Include
2373 (mark_case_node): Delete.
2374 (mark_goto_fixup): Delete.
2375 (mark_stmt_status): Use standard gt_ggc names for marker functions.
2376 * system.h: Define GTY to empty. In flex/bison files,
2377 don't poison malloc or realloc, instead just define them to
2378 xmalloc and xrealloc.
2379 * varasm.c: Use gengtype for various structures. Include
2380 gt-varasm.h. Use standard gt_ggc names for marker functions.
2381 (mark_pool_constant): Delete.
2382 (mark_varasm_status): Delete.
2383 (decode_rtx_const): #if 0 out non-typesafe hack.
2385 * function.h (free_lang_status): Mark as obsolete.
2386 * function.c (free_lang_status): Mark as obsolete.
2387 * c-decl.c (push_c_function_context): Use GC to allocate and free
2388 struct language_function.
2389 (pop_c_function_context): Likewise.
2390 * c-common.c (mark_c_language_function): Mark struct
2393 * doc/tm.texi (Per-Function Data): Don't document free_machine_status.
2394 Document that the machine_function structures must be allocated
2395 using GC. Update mark_machine_status documentation.
2396 * function.h: Don't declare free_machine_status.
2397 * function.c (free_machine_status): Don't define.
2398 (free_after_compilation): Don't call free_machine_status.
2399 (ggc_mark_struct_function): Mark f->machine. Call
2400 mark_machine_status only on non-NULL pointers.
2401 * system.h: Poison free_machine_status.
2402 * config/xtensa/xtensa.c (xtensa_init_machine_status): Use GC on
2403 struct machine_function.
2404 (xtensa_free_machine_status): Delete.
2405 (override_options): Don't set free_machine_status.
2406 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
2407 free_machine_status.
2408 (rs6000_init_machine_status): Use GC on struct machine_function.
2409 (rs6000_free_machine_status): Delete.
2410 * config/ia64/ia64.c (ia64_init_machine_status): Use GC on struct
2412 (ia64_mark_machine_status): Likewise.
2413 (ia64_free_machine_status): Delete.
2414 (ia64_override_options): Don't set free_machine_status.
2415 * config/i386/i386.c (override_options): Don't set
2416 free_machine_status.
2417 (ix86_init_machine_status): Use GC on struct machine_function.
2418 (ix86_mark_machine_status): Likewise.
2419 (ix86_free_machine_status): Delete.
2420 * config/d30v/d30v.c: (d30v_init_machine_status): Use GC on struct
2422 (d30v_mark_machine_status): Likewise.
2423 (d30v_free_machine_status): Delete.
2424 (d30v_init_expanders): Don't set free_machine_status.
2425 * config/arm/arm.c (arm_mark_machine_status): Use GC on struct
2427 (arm_init_machine_status): Likewise.
2428 (arm_free_machine_status): Delete.
2429 (arm_init_expanders): Don't set free_machine_status.
2430 * config/alpha/alpha.c (override_options): Don't set
2431 free_machine_status.
2432 (alpha_init_machine_status): Use GC on struct machine_function.
2433 (alpha_mark_machine_status): Likewise.
2434 (alpha_free_machine_status): Delete.
2436 * varasm.c (compare_constant): Fix typo.
2438 * varasm.c: Don't include obstack.h.
2439 (struct varasm_status): x_const_rtx_hash_table is a hash of rtxes.
2440 (struct rtx_const): Give substructures names, improve formatting.
2441 (struct constant_descriptor): Delete.
2442 (struct constant_descriptor_tree): New, based on constant_descriptor.
2443 (const_hash_table): Is a hash table of trees.
2444 (mark_const_hash_entry): Is used for hashes of trees. Mark
2445 constant_descriptor_tree structure.
2446 (mark_const_str_htab_1): Mark deferred_string structure.
2447 (compare_constant): Rewrite to compare trees.
2448 (compare_constant_1): Delete.
2449 (record_constant): Delete.
2450 (record_constant_1): Delete.
2451 (output_constant_def): Use struct constant_descriptor_tree.
2452 Don't duplicate trees twice.
2453 (struct constant_descriptor_rtx): New.
2454 (struct pool_constant): Used for rtx constants.
2455 (init_varasm_status): Update for change to struct varasm_status.
2456 (mark_varasm_status): Likewise.
2457 (free_varasm_status): Delete.
2458 (compare_constant_rtx): Rewrite to handle constant_descriptor_rtx.
2459 (record_constant_rtx): Likewise.
2460 (mem_for_const_double): Update to use struct constant_descriptor_rtx.
2461 (force_const_mem): Likewise.
2462 * Makefile.in (varasm.o): Doesn't depend on obstack.h.
2463 * function.c (free_after_compilation): Don't use free_varasm_status.
2464 * function.h: Don't prototype free_varasm_status.
2466 * ggc-common.c (ggc_realloc): Handle X being NULL.
2468 * ggc-common.c (ggc_realloc): New function.
2469 * ggc.h: Prototype it.
2470 * emit-rtl.c (free_emit_status): Delete.
2471 (init_emit): Allocate emit subarrays using GC.
2472 (gen_reg_rtx): Reallocate subarrays using GC.
2473 (init_emit): Use GC to allocate 'struct emit_status' and its
2475 (mark_emit_status): Mark structure and its subarrays.
2476 * stmt.c (free_stmt_status): Delete.
2477 * expr.c (free_expr_status): Delete.
2478 * function.h: Remove prototypes for deleted functions.
2479 * function.c (free_after_compilation): Don't use deleted functions.
2480 Don't call free() on x_parm_reg_stack_loc.
2481 (free_after_parsing): Don't use free_stmt_status.
2482 (assign_parms): Use GC to allocate and resize x_parm_reg_stack_loc.
2483 (mark_function_status): Mark x_parm_reg_stack_loc.
2485 * varasm.c (init_varasm_status): Use GC to allocate
2486 'struct varasm_status' and its fields x_const_rtx_hash_table
2487 and x_const_rtx_sym_hash_table.
2488 (mark_varasm_status): Mark them.
2489 (free_varasm_status): Use GC to free them.
2490 * expr.c (init_expr): Use GC to allocate 'struct expr_status'.
2491 (mark_expr_status): Mark the structure itself.
2492 (free_expr_status): Use GC to free the structure.
2493 * stmt.c (free_stmt_status): Use GC to free 'struct stmt_status'.
2494 (mark_stmt_status): Mark the 'struct stmt_status' itself.
2495 (init_stmt_for_function): Allocate the structure for GC.
2497 * dwarf2out.c (lookup_type_die): Use TYPE_SYMTAB_DIE.
2498 (equate_type_number_to_die): Likewise.
2499 * tree.h (TYPE_SYMTAB_DIE): New macro.
2500 (struct die_struct): Predeclare.
2501 (struct tree_type): Add field symtab.die. Add a tag
2502 to the union type of field symtab.
2504 * varray.h (VARRAY_RTVEC_INIT): A varray of rtvec contains
2505 'struct rtvec_def *', not 'struct rtvec_def'.
2507 * function.h (original_arg_vector): Make a real rtvec.
2508 * function.c (ggc_mark_struct_function): Adjust.
2509 * integrate.c (expand_inline_function): Adjust.
2511 2002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
2513 * config.gcc (sh5-*-netbsd*, sh5l*-*-netbsd*)
2514 (sh64-*-netbsd*, sh64l*-*-netbsd*): New targets.
2515 * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN)
2516 (TARGET_VERSION_CPU): Define according to the
2518 (TARGET_VERSION): Use TARGET_VERSION_ENDIAN and
2520 (TARGET_OS_CPP_BUILTINS): Use NETBSD_OS_CPP_BUILTINS_LP64
2521 if TARGET_SHMEDIA64.
2522 (LINK_DEFAULT_CPU_EMUL): Define according to the
2524 (SUBTARGET_LINK_EMUL_SUFFIX): Define.
2525 (SUBTARGET_LINK_SPEC): Define.
2526 (LINK_SPEC): Use SH_LINK_SPEC.
2528 (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
2529 (FUNCTION_PROFILER): Add cases for TARGET_SHMEDIA32
2530 and TARGET_SHMEDIA64 which abort, for now.
2531 * config/sh/t-netbsd-sh5: New file.
2532 * config/sh/t-netbsd-sh5-32: New file.
2533 * config/sh/t-netbsd-sh5-64: New file.
2535 2002-06-03 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
2536 Richard Henderson <rth@redhat.com>
2538 * config/alpha/alpha.c (reg_or_const_int_operand): New.
2539 (some_operand, input_operand): Accept CONST_VECTOR.
2540 (alpha_extra_constraint): Add 'W'.
2541 (alpha_expand_zap_mask): New.
2542 (alpha_expand_builtin_vector_binop): New.
2543 (enum alpha_builtin): New.
2544 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): New.
2545 (alpha_init_builtins, alpha_expand_builtin): New.
2546 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): New.
2547 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): New.
2548 (PREDICATE_CODES): Update.
2549 * config/alpha/alpha-protos.h: Update.
2550 * config/alpha/alpha.md (UNSPEC_CMPBGE, UNSPEC_ZAP,
2551 UNSPEC_AMASK, UNSPEC_IMPLVER, UNSPEC_PERR, UNSPECV_RPCC): New.
2552 (movv8qi, movv8qi_fix, movv8qi_nofix): New.
2553 (movv4hi, movv4hi_fix, movv4hi_nofix): New.
2554 (movv2si, movv2si_fix, movv2si_nofix): New.
2555 (uminv8qi3, sminv8qi3, uminv4hi3, sminv4hi3): New.
2556 (umaxv8qi3, smaxv8qi3, umaxv4hi3, smaxv4hi3): New.
2557 (builtin_cmpbge, builtin_extql, builtin_extqh, builtin_zap,
2558 builtin_zap_1, builtin_zapnot, builtin_zapnot_1, builtin_amask,
2559 builtin_implver, builtin_rpcc, builtin_minub8, builtin_minsb8,
2560 builtin_minuw4, builtin_minsw4, builtin_maxub8, builtin_maxsb8,
2561 builtin_maxuw4, builtin_maxsw4, builtin_perr, builtin_pklb,
2562 pklb, builtin_pkwb, pkwb, builtin_unpkbl, unpkbl,
2563 builtin_unpkbw, unpkbw): New.
2564 * doc/extend.texi (Alpha Built-in Functions): New.
2566 2002-06-03 Richard Henderson <rth@redhat.com>
2568 * crtstuff.c (__EH_FRAME_BEGIN__): Conditionalize on
2569 USE_EH_FRAME_REGISTRY, not EH_FRAME_SECTION_NAME.
2571 2002-06-03 Richard Henderson <rth@redhat.com>
2573 * config/alpha/alpha-protos.h: Eliminate unneeded ifdefs.
2575 * config/alpha/alpha.c (reg_or_0_operand): Use CONST0_RTX.
2576 (const0_operand): New.
2577 (reg_or_fp0_operand, fp0_operand): Remove.
2578 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2579 * config/alpha/alpha-protos.h: Update.
2580 * config/alpha/alpha.md: Replace all uses of reg_or_fp0_operand
2581 and fp0_operand with reg_or_0_operand and const0_operand.
2583 2002-06-03 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
2585 * alias.c (nonoverlapping_memrefs_p): Fix off by one error.
2587 2002-06-03 Roger Sayle <roger@eyesopen.com>
2589 * gcse.c (cprop_jump): Use single_set to get the pattern
2590 from the setcc argument.
2592 2002-06-03 Gabriel Dos Reis <gdr@codesourcery.com>
2594 * diagnostic.h (diagnostic_count): Move from output_buffer to
2596 (diagnostic_kind_count): Adjust definition.
2598 Mon Jun 3 19:11:53 CEST 2002 Jan Hubicka <jh@suse.cz>
2600 * except.c (except.c): Do not rebuild CFG.
2601 * toplev.c (rest_of_compilation): Recompute CFG after sibcall
2604 Mon Jun 3 11:53:01 CEST 2002 Jan Hubicka <jh@suse.cz>
2606 * integrate.c (copy_insn_list): Properly pace the INSN_SCOPE copies.
2607 * toplev.c: Include cfglahout.h
2608 * Makefile.in (toplev.c): Add dependnecy.
2610 2002-06-03 Neil Booth <neil@daikokuya.demon.co.uk>
2612 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): New.
2613 (CPP_CPU32_SPEC, CPP_CPU64_SPEC): Kill.
2614 (CPP_CPUCOMMON_SPEC): Rename CPP_CPU_SPEC.
2616 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
2618 * config/ns32k/netbsd.h: Update copyright years.
2619 (TARGET_OS_CPP_BUILTINS): Define.
2620 (CPP_PREDEFINES): Remove.
2621 * config/ns32k/ns32k.h (CPP_PREDEFINES): Remove.
2622 (TARGET_CPU_CPP_BUILTINS): Define.
2624 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
2626 * emit-rtl.c: Fix formatting.
2627 * errors.h: Likewise.
2628 * except.c: Likewise.
2629 * explow.c: Likewise.
2630 * expmed.c: Likewise.
2634 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
2636 * config/h8300/elf.h: Fix formatting.
2637 * config/h8300/rtems.h: Likewise.
2639 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
2641 * config/rs6000/netbsd.h (DRAFT_V4_STRUCT_RET): Remove.
2643 2002-06-02 Tom Tromey <tromey@redhat.com>
2645 * fixinc/fixincl.x: Rebuilt.
2646 * fixinc/inclhack.def (thread_keyword): Match `*__thread'.
2648 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
2651 * i370.h (TARGET_CPU_CPP_BUILTINS): Use.
2652 * linux.h: Use TARGET_OS_CPP_BUILTINS rather than CPP_PREDEFINES.
2656 Mon Jun 3 00:18:20 CEST 2002 Jan Hubicka <jh@suse.cz>
2658 * final.c (final): Allow notes to not have computed addresses;
2659 kill no longer needed STACK_REGS ifdef.
2661 2002-06-02 Richard Henderson <rth@redhat.com>
2663 * gcse.c (bypass_conditional_jumps): Fix typo last change.
2665 Sun Jun 2 23:02:11 CEST 2002 Jan Hubicka <jh@suse.cz>
2667 * loop.c (emit_prefetch_instructions): Properly place the address
2670 Sun Jun 2 22:56:48 CEST 2002 Jan Hubicka <jh@suse.cz>
2672 * basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill.
2673 (set_block_for_insn): Turn into macro.
2674 * cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn.
2675 * cfglayout.c (insn_scopes): Kill.
2676 (scope_to_insns_initialize): Do not use insn_scopes.
2677 (scope_to_insns_finalize): Likewise.
2678 (duplicate_insn_chain): Likewise.
2679 (cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes.
2680 * cfgrtl.c (basic_block_for_insn): Kill.
2681 (delete_insn_and_edges, delete_insn_chain_and_edges): Simplify.
2682 (create_basic_block_structure): Use reorder_insns.
2683 (compute_bb_for_insn): Do not use basic_block_for_insn.
2684 (merge_blocks_nomove): Likewise.
2685 (update_bb_for_insn): Likewise.
2686 (verify_flow_info): Likewise.
2687 (set_block_for_insn): Kill.
2688 * combine.c (try_combine): Update gen_rtx_INSN call.
2689 * emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call.
2690 (mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear
2692 (add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify.
2693 (emit_note_before, emit_note_after, emit_line_note_after, emit_note):
2695 (emit_insns_after): Simplify.
2696 (emit_copy_of_insn_after): Copy scope.
2697 * final.c (final_start_function): Lower scopes.
2698 * flow.c (check_function_return_warnings): Do not rely on deleted insn.
2699 * integrate.c (copy_insn_list): Cope scopes.
2700 * jump.c (duplicate_loop_exit_test): LIkewise; simplify.
2701 * loop.c (loop_optimize): Do not care block notes.
2702 * print-rtl.c (print_rtx): Print BB.
2703 * recog.c (apply_change_group): Simplify.
2704 * rtl.c (copy_rtx): Handle 'B'.
2705 * rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields.
2706 * rtl.h (Field accessors): Update indexes.
2707 * sched-ebb.c (schedule_ebbs): Do not lower notes.
2708 * sched-rgn.c (schedule_insns): Likewise.
2709 * toplev.c (rest_of_compilation): Lower notes.
2710 * unroll.c (unroll_loop): Do not care scoping notes.
2711 (copy_loop_body): Copy scopes.
2713 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
2716 * elf.h: Use TARGET_OS_CPP_BUILTINS rather than
2718 * rtems.h: Similarly.
2719 * h8300.h (CPP_PREDEFINES, CPP_SPEC, SUBTARGET_CPP_SPEC,
2720 EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
2721 (TARGET_CPU_CPP_BUILTINS): Use.
2723 2002-06-02 Richard Henderson <rth@redhat.com>
2725 * alias.c: Include target.h.
2726 (mark_constant_function): Use targetm.binds_local_p instead
2727 of checking TREE_PUBLIC ourselves.
2728 * Makefile.in (alias.o): Add TARGET_H.
2730 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
2732 * c-lex.c: Update copyright and file description.
2734 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
2736 * config/fr30/fr30.h: Update to new CPP macros.
2738 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
2740 * config/dsp16xx/dsp16xx.h: Update to new CPP macros.
2742 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
2743 Zack Weinberg <zack@codesourcery.com>
2745 * c-common.c (c_common_init): Override cpplib's default
2746 warn_long_long setting.
2747 * c-lex.c (lex_number): Replace with interpret_integer,
2748 interpret_float, narrowest_unsigned_type and
2749 narrowest_signed_type, taking advantage of the new
2750 cpplib functionality.
2751 * cpperror.c (_cpp_begin_message): If a warning is turned
2752 into an error, avoid printing "warning:".
2753 * cppexp.c (cpp_num_sign_extend): New.
2754 * cppinit.c: Update comment.
2755 * cpplib.h (cpp_num_sign_extend): New.
2756 * tree.h: Update comment.
2758 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
2760 * diagnostic.h (struct diagnostic_context): Add new member
2762 (internal_error_function): Remove declaration.
2763 * diagnostic.c (internal_error_function): Remove definition..
2764 (internal_error): Adjust use.
2766 2002-06-02 Richard Henderson <rth@redhat.com>
2768 * rtl.h (CC0_P): New.
2769 * gcse.c (cprop_jump): Use it with single_set. Tweak dump text.
2770 (cprop_insn): Allow any mode register; use CC0_P. CSE out single_set.
2771 (bypass_block): Save old dest block for dump text.
2772 (bypass_conditional_jumps): Allow any mode register; use CC0_P.
2773 Allow only true SET insns, not single_set.
2775 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
2777 * diagnostic.c (diagnostic_finish): Rename to output_flush.
2778 (clear_disgnostic_info): Rename to output_clear_data. Use false
2779 instead of 0 for boolean value.
2780 Adjust function call throughout.
2782 Sun Jun 2 19:15:27 CEST 2002 Jan Hubicka <jh@suse.cz>
2784 * cfgrtl.c (commit_one_edge_insertion): Fix warning.
2785 * gcse.c (bypass_conditional_jumps): CSE out single_set call.
2787 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
2789 * d30v.h (CPP_PREDEFINES): Replace with
2790 (TARGET_CPU_CPP_BUILTINS): New.
2792 2002-06-02 Roger Sayle <roger@eyesopen.com>
2794 * config/alpha/alpha.h [ASM_OUTPUT_LABELREF]: Fix typo.
2796 Sun Jun 2 12:11:52 CEST 2002 Jan Hubicka <jh@suse.cz>
2798 * gcse.c (bypass_conditional_jumps): Use single set to obtain set.
2800 2002-06-02 Richard Henderson <rth@redhat.com>
2802 * rtlanal.c (volatile_refs_p): Not automatically true for CALL.
2804 2002-06-02 Marek Michalkiewicz <marekm@amelek.gda.pl>
2806 Support for C++ constructors/destructors.
2807 * config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
2808 instead of looping if main() returns.
2809 (asm_file_start): Output global symbols that cause .data and .bss
2810 initialization code to be linked in, unconditionally for now.
2811 (avr_asm_out_ctor, avr_asm_out_dtor): New functions.
2812 * config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
2813 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
2815 * config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
2816 (__tablejump__): New.
2817 (__do_copy_data, __do_clear_bss): New.
2818 (__do_global_ctors, __do_global_dtors): New.
2819 * config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
2822 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
2824 * c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
2825 (CPP_SPEC, CPP_PREDEFINES): Kill.
2826 * c4x/rtems.h (CPP_PREDEFINES): Kill.
2827 (TARGET_OS_CPP_BUILTINS): New.
2829 Sat Jun 1 23:29:51 CEST 2002 Jan Hubicka <jh@suse.cz>
2831 * Makefile.in (tracer.o): New.
2832 * params.def (TRACER_*): New options.
2833 * rtl.h (tracer): Declare.
2834 * timevar.def (TV_TRACER): New.
2835 * toplev.c (dump_file_index): Add DFI_tracer.
2836 (dump_file_info): Add tracer.
2838 (lang_indepdenent_options): Add tracer.
2839 (rest_of_compilation): Call tracer.
2840 * tracer.c: New file.
2841 * invoke.texi (-ftracer): Document.
2842 (--param tracer-*): Document.
2844 2002-06-01 Daniel Berlin <dberlin@dberlin.org>
2846 * tree-inline.c (expand_call_inline): Make the statement
2847 expression we generate have a COMPOUND_STMT.
2849 2002-06-01 Roger Sayle <roger@eyesopen.com>
2851 * gcse.c (cprop_cc0_jump): Function deleted.
2852 (cprop_jump): Take an additional argument which is the possibly
2853 NULL cc setting insn immediately before the conditional jump.
2854 When a MODE_CC set is present, substitute it into the JUMP_INSN
2855 before attempting the constant propagation.
2856 (cprop_insn): Recognize cc setters followed by conditional jumps
2857 as a special case. Use cprop_jump instead of cprop_cc0_jump.
2858 (cprop_one_pass): Call bypass_conditional_jumps if altering jumps.
2859 (find_bypass_set): New function based upon find_avail_set used by
2860 cprop, but finds constant expressions available at the end of
2862 (bypass_block): New function. Given a basic block that begins
2863 with a conditional jump and multiple incoming edges, perform
2864 the jump bypass optimization.
2865 (bypass_conditional_jumps): New function. Call bypass_block with
2866 each suitable basic block in the CFG using a simple single pass.
2868 2002-06-01 Roger Sayle <roger@eyesopen.com>
2870 * tree.c (real_minus_onep): New function to test for -1.0.
2871 * fold-const.c (fold) [MULT_EXPR]: Optimize -1.0*x into -x.
2873 2002-06-01 Roger Sayle <roger@eyesopen.com>
2875 * fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
2876 and "!p && !q" into "(p|q) == 0" under suitable conditions.
2878 2002-06-01 Andreas Jaeger <aj@suse.de>
2880 * cppexp.c (cpp_classify_number): Cast precission to int for
2881 correct printf format.
2883 2002-06-01 Marek Michalkiewicz <marekm@amelek.gda.pl>
2885 * config/avr/avr.c (avr_mcu_types): Remove devices that were once
2886 expected, but don't really exist: atmega83, atmega85, attiny10.
2887 * config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
2888 emulations for all devices.
2889 (CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
2890 * config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
2892 2002-06-01 Kazu Hirata <kazu@cs.umass.edu>
2894 * config/h8300/h8300-protos.h: Add a prototype for
2895 h8300_shift_needs_scratch_p.
2896 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
2897 * config/h8300/h8300.h (OK_FOR_R): New.
2898 (OK_FOR_S): Likewise.
2899 (OK_FOR_T): Likewise.
2900 (EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
2901 * config/h8300/h8300.md (anonymous shift patterns): Use
2902 constraints R, S, and T.
2904 Sat Jun 1 11:23:22 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2906 * basic-block.h (struct basic_block_def): New field loop_father.
2907 (BB_VISITED): New flag.
2908 (struct loop): New field pred, removed field shared.
2909 (struct loops): New field parray.
2910 (LOOP_EXITS_DOMS): Removed.
2911 (flow_loop_tree_node_add, flow_loop_tree_node_remove,
2912 flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
2913 dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
2914 add_bb_to_loop, remove_bb_from_loops, find_common_loop,
2915 verify_loop_structure): Declare.
2916 * cfg.c (entry_exit_blocks): Initialize loop_father field.
2917 * cfganal.c (dfs_enumerate_from): New function.
2918 * cfgloop.c (HEAVY_EDGE_RATIO): New constant.
2919 (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2920 flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
2921 flow_loop_dump, flow_loops_dump, flow_loops_free,
2922 flow_loop_tree_node_add, flow_loop_level_compute,
2923 flow_loops_level_compute, flow_loop_scan, flow_loops_update,
2924 flow_loop_outside_edge_p): Modified for new infrastructure.
2925 (make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
2926 redirect_edge_with_latch_update, flow_loop_free): New static functions.
2927 (flow_loop_tree_node_remove, flow_bb_inside_loop_p,
2928 get_loop_body, add_bb_to_loop, remove_bb_from_loops,
2929 find_common_loop, verify_loop_structure, loop_latch_edge,
2930 loop_preheader_edge): New functions.
2931 (flow_loops_cfg_dump): Do not show dominators, as this information
2932 does not remain up to date long.
2933 (flow_loops_find): Store results in new format.
2934 * predict.c (propagate_freq, estimate_probability,
2935 estimate_loops_at_level, estimate_bb_frequencies): Use new loop
2938 2002-06-01 Alan Lehotsky <apl@alum.mit.edu>
2940 * except.c (nothrow_function_p): Walk epilogue delay list
2941 checking the insn, not the chain for potential throws.
2943 2002-05-31 Zack Weinberg <zack@codesourcery.com>
2945 * Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
2946 (install): Refer to install-cpp directly.
2947 (uninstall-cpp): Folded into uninstall rule.
2948 * configure.in: Delete all code relating to --disable-cpp.
2949 * configure: Regenerate.
2950 * config/t-install-cpp: Delete.
2952 2002-05-31 Richard Henderson <rth@redhat.com>
2954 * configure.in (HAVE_AS_TLS): Add alpha tests.
2955 * configure: Rebuild.
2956 * config/alpha/alpha.c (TARGET_AS_TLS): New.
2957 (alpha_tls_size, alpha_tls_size_string): New.
2958 (overide_options): Set it. Always install machine_status hooks.
2959 (input_operand): Accept got tls predicates.
2960 (local_symbol_p): Merge into ...
2961 (local_symbolic_operand): ... here. Reject tls symbols.
2962 (global_symbolic_operand): Likewise.
2963 (tls_symbolic_operand_1, dtp16_symbolic_operand): New.
2964 (dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
2965 (tp16_symbolic_operand, tp32_symbolic_operand): New.
2966 (gottp_symbolic_operand, tls_symbolic_operand_type): New.
2967 (alpha_encode_section_info): Handle TLS symbols.
2968 (alpha_strip_name_encoding): Likewise.
2969 (alpha_legitimate_address_p): Likewise.
2970 (alpha_legitimize_address): Likewise.
2971 (alpha_expand_mov): Early exit to avoid nop moves.
2972 (struct machine_function): Move from unicosmk.h. Add some_ld_name.
2973 (alpha_init_machine_status, alpha_mark_machine_status,
2974 alpha_free_machine_status): Always define.
2975 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
2976 (print_operand, print_operand_address): Add TLS relocs.
2977 * config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
2978 (MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
2979 (TARGET_SWITCHES): Add -mtls-kernel.
2980 (alpha_tls_size, alpha_tls_size_string): New.
2981 (TARGET_OPTIONS): Add -mtls-size=.
2982 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
2983 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
2984 (ASM_OUTPUT_LABELREF): Skip %.
2985 (PRINT_OPERAND_PUNCT_VALID_P): Add &.
2986 (PREDICATE_CODES): Update.
2987 * config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
2988 UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
2989 UNSPEC_TP, UNSPECV_SET_TP): New.
2990 (adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
2991 adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
2992 set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
2993 movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
2994 (call_value_osf_2_er): Accept anything as op4.
2995 * config/alpha/alpha-protos.h: Update.
2996 * config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
2998 2002-05-31 Zack Weinberg <zack@codesourcery.com>
3000 * cppinit.c (append_include_chain): Always pay attention to
3001 cxx_aware when setting new->sysp. Remove ATTRIBUTE_UNUSED
3004 2002-05-31 Kazu Hirata <kazu@cs.umass.edu>
3006 * target.h: Fix formatting.
3007 * timevar.h: Likewise.
3008 * tlink.c: Likewise.
3009 * toplev.c: Likewise.
3010 * toplev.h: Likewise.
3012 * tree-dump.h: Likewise.
3014 * tree-inline.h: Likewise.
3015 * unroll.c: Likewise.
3016 * unwind-dw2.c: Likewise.
3017 * unwind-dw2-fde.c: Likewise.
3018 * unwind-dw2-fde-glibc.c: Likewise.
3019 * unwind-dw2-fde.h: Likewise.
3020 * unwind.h: Likewise.
3021 * unwind-sjlj.c: Likewise.
3022 * varasm.c: Likewise.
3023 * varray.h: Likewise.
3024 * vmsdbg.h: Likewise.
3025 * vmsdbgout.c: Likewise.
3026 * xcoffout.h: Likewise.
3028 2002-05-31 Igor Shevlyakov <igor@microunity.com>
3030 * expr.c (compare_from_rtx): Generate comparison between op0 and op1
3031 rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
3033 2002-05-31 Matthew Woodcraft <mattheww@chiark.greenend.org.uk>
3035 * gcc.c (cpp_unique_options): Remove "-d" options.
3036 (cpp_debug_options): New spec string.
3037 (default_compilers): Use it.
3038 * objc/lang-specs.h: Likewise.
3040 2002-05-31 Nathanael Nerode <neroden@twcny.rr.com>
3042 * gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
3043 BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
3044 * gcc/mklibgcc.in: Likewise.
3045 * gcc/config/arc/t-arc: Likewise.
3046 * gcc/configure.in: Likewise.
3047 * gcc/configure: Regenerate.
3049 2002-05-31 Stan Shebs <shebs@apple.com>
3050 Turly O'Connor <turly@apple.com>
3052 * c-decl.c (struct binding_level): Change int field n_incomplete
3053 to tree list incomplete_list.
3054 (clear_binding_level): Init field with NULL.
3055 (pushdecl): Add incomplete type to list.
3056 (mark_binding_level): Mark the incomplete list.
3057 (finish_struct): Scan the incomplete list for types instead
3058 of all decls in the current binding level.
3060 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
3062 * pa.c (output_millicode_call): Add missing '%' characters.
3063 (output_call): Likewise.
3065 2002-05-31 David Edelsohn <edelsohn@gnu.org>
3067 * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
3068 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
3070 2002-05-31 Alan Lehotsky <apl@alum.mit.edu>
3072 * varasm.c (mark_constant_pool): Walk epilogue delay list
3073 checking the insn, not the chain for potential constants.
3075 Fri May 31 12:38:43 2002 J"orn Rennecke <joern.rennecke@superh.com>
3077 * config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
3079 Fri May 31 13:50:19 CEST 2002 Jan Hubicka <jh@suse.cz>
3081 * i386.c (classify_argument): Properly handle base types.
3083 * dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
3084 Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
3087 Fri May 31 13:37:54 CEST 2002 Jan Hubicka <jh@suse.cz>
3089 * gcse.c (gcse_emit_move_after): New.
3090 (pre_delete, hoist_store): Use it.
3092 * reload1.c (emit_input_reload_insns): Use constrain_operands
3093 instead of constraint_accepts_reg_p to verify optimization.
3094 (constraint_accepts_reg_p): Kill
3096 * reload1.c (reload_cse_delete_noop_set): Kill.
3097 (reload_cse_simplify): use delte_insn_and_edges.
3099 2002-05-31 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3101 * cfgloop.c (flow_loops_find): Initialize first and last fields
3104 2002-05-31 Neil Booth <neil@daikokuya.demon.co.uk>
3106 * c-common.c (builtin_define_std): Correct logic.
3108 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
3110 * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
3111 (output_call): Likewise.
3113 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
3115 * pa.c: Move output.h include after tree.h include.
3116 (pa_asm_output_mi_thunk): Constify identifier lab.
3118 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
3120 * config/ns32k/ns32k.h: Define named constants for the
3121 bits in target_flags and use them.
3122 * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
3124 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3126 * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
3127 architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
3128 * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
3129 default scheduling model.
3130 * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
3131 * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
3132 * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
3133 * doc/install.texi (hppa*-*-*): Document default scheduling.
3135 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
3137 * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
3139 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
3141 * config.gcc (ns32k-*-netbsd*): Set tm_file to
3142 "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
3143 * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
3144 netbsd.h, or netbsd-aout.h.
3146 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
3148 * longlong.h (count_trailing_zeros): Add missing \, and clean up
3149 whitespace in __ns32000__ case.
3151 2002-05-31 Aldy Hernandez <aldyh@redhat.com>
3153 * expr.c (expand_expr): Output partially zeroed out vectors with
3154 output_constant_def.
3156 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
3158 * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
3160 (shl*-*-netbsdelf*): New targets.
3161 * config/sh/netbsd-elf.h: New file.
3162 * config/sh/t-netbsd: New file.
3164 2002-05-30 Richard Henderson <rth@redhat.com>
3165 Eric Botcazou <ebotcazou@multimania.com>
3167 PR optimization/6822
3168 * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
3169 to unsigned int for op1 comparisons. Use gen_int_mode.
3171 2002-05-30 Eric Botcazou <ebotcazou@multimania.com>
3173 * expmed.c (const_mult_add_overflow_p): New.
3174 * expr.h: Declare it.
3175 * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
3176 Don't eliminate the biv if the giv has a constant multiplier and
3177 the rhs argument of the comparison does satisfy the predicate.
3178 Use expand_mult_add to compute the replacement constant.
3180 2002-05-30 Osku Salerma <osku@iki.fi>
3182 * c-common.c (c_common_attribute_table): Add "may_alias" entry.
3183 (c_common_get_alias_set): Handle it.
3184 * doc/extend.texi: Document it.
3186 2002-05-30 Richard Henderson <rth@redhat.com>
3188 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
3189 * toplev.c (process_options): Don't check it.
3190 * doc/tm.texi: Don't document it.
3191 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
3192 (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
3193 * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
3194 frame pointer optimization if current_function_profile.
3196 2002-05-30 Kazu Hirata <kazu@cs.umass.edu>
3198 * langhooks.c: Fix formatting.
3199 * langhooks.h: Likewise.
3201 * libgcc2.c: Likewise.
3202 * lists.c: Likewise.
3203 * local-alloc.c: Likewise.
3207 2002-05-30 Marc Espie <espie@openbsd.org>
3209 * config.gcc (sparc64-*-openbsd*): New.
3210 * config/sparc/openbsd1-64.h: New.
3211 * config/sparc/openbsd64.h: New.
3213 2002-05-30 Jeff Law <law@redhat.com>
3215 * flow.c (propagate_one_insn): Revise yesterday's patch. Delete
3216 a dead insn with a REG_RETVAL note when the entire libcall is not
3217 dead and remove the associated REG_LIBCALL note at the same time.
3219 Thu May 30 19:54:30 2002 J"orn Rennecke <joern.rennecke@superh.com>
3221 * lcm.c (output.h): #include.
3222 (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
3223 as an ordinary block.
3224 (optimize_mode_switching): Don't pretend that the exit block is
3225 an ordinary block, or handle sucessors of entry block specially.
3226 Instead, split edges from entry block and to exit block, and
3227 put a computing definition on the thus gained post-entry-block,
3228 and a need on the pre-exit-block.
3230 Thu May 30 20:28:01 CEST 2002 Jan Hubicka <jh@suse.cz>
3232 * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
3233 * rtl.texi: Document 'B'
3235 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
3237 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
3239 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
3241 2002-05-30 Aldy Hernandez <aldyh@redhat.com>
3243 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
3244 const0_rtx instead of NULL_RTX when in error.
3245 (altivec_expand_abs_builtin): Same.
3246 (rs6000_expand_binop_builtin): Same.
3247 (altivec_expand_predicate_builtin): Same.
3248 (altivec_expand_stv_builtin): Same.
3249 (rs6000_expand_ternop_builtin): Same.
3250 (altivec_expand_builtin): Same.
3252 2002-05-29 David S. Miller <davem@redhat.com>
3254 * rtl.h (clear_emit_caches): Delete.
3255 * integrate.c (output_inline_function): Don't call it.
3256 * emit-rtl.c (restore_emit_status, init_emit): Likewise.
3257 (clear_emit_caches): Delete definition.
3258 (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
3260 2002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
3262 * config/mmix/mmix.c: Include real.h.
3263 (mmix_constant_address_p): Remove redundant test before switch.
3265 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
3267 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
3268 only if not already defined.
3270 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
3272 * config/h8300/h8300-protos.h: Remove prototypes for
3273 ok_for_bclr and small_power_of_two.
3274 * config/h8300/h8300.c (small_power_of_two): Remove.
3275 (ok_for_blcr): Likewise.
3276 (fix_bit_operand): Make WHAT deal with an integer instead of a
3277 constraint character.
3278 * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
3279 (CONST_OK_FOR_P): Likewise.
3280 (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
3281 CONST_OK_FOR_P any more.
3282 * config/h8300/h8300.md (andqi3): Adjust to the new prototype
3287 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
3289 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
3290 (CPP_PREDEFINES): Make sure this is undefined.
3291 (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
3292 since it is no longer in CPP_PREDEFINES. Don't -U__MIPSEL__
3293 or -U__MIPSEB__ before defining one or the other. Instead,
3294 use %(subtarget_endian_default) if neither -EB nor -EL are
3296 (SUBTARGET_EXTRA_SPECS): Define.
3297 (SUBTARGET_CPP_SPEC): Remove __LONG64 handling. Use
3300 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
3302 * doc/md.texi (Patterns): Note pattern condition pitfall
3305 2002-05-29 Aldy Hernandez <aldyh@redhat.com>
3307 * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
3308 when TARGET_ALTIVEC. Move handling of generic unary, binary, and
3309 ternary operations from here...
3310 (rs6000_expand_builtin): ...to here.
3311 New argument expandedp.
3312 Change all instances of altivec_expand_binop_builtin to
3313 rs6000_expand_binop_builtin.
3314 (altivec_expand_unop_builtin): Rename to
3315 rs6000_expand_unop_builtin.
3316 (altivec_expand_binop_builtin): Rename to
3317 rs6000_expand_binop_builtin.
3318 (altivec_expand_ternop_builtin): Rename to
3319 rs6000_expand_ternop_builtin.
3321 2002-05-29 Richard Henderson <rth@redhat.com>
3323 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
3324 (TARGET_BI_ARCH): Likewise.
3325 * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
3326 (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
3327 (TARGET_64BIT_DEFAULT): Default to 0.
3328 (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
3330 2002-05-29 Richard Henderson <rth@redhat.com>
3332 * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
3333 (get_pc_thunk_name): New.
3334 (output_set_got): Use it.
3335 (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
3336 into linkonce sections.
3338 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
3340 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3341 (CPP_PREDEFINES): Make sure this is undefined.
3342 (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
3343 (CPP_SUBTARGET_SPEC): Don't provide different versions for
3344 default-32 and default-64. Just always use %(netbsd_cpp_spec).
3345 (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
3346 cpp_subtarget_spec64. Add netbsd_cpp_spec.
3347 * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
3348 (CPP_PREDEFINES): Make sure this is undefined.
3349 (SUBTARGET_EXTRA_SPECS): Define.
3350 (CPP_SPEC): Use %(netbsd_cpp_spec).
3352 2002-05-29 Jeff Law <law@redhat.com>
3354 * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
3356 * flow.c (propagate_one_insn): Do not remove a dead insn if it
3357 contains a REG_RETVAL note.
3359 * haifa-sched (sched_analyze): Remove another useless clearing
3360 of SCHED_GROUP_P I missed yesterday.
3362 * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
3363 * pa.c (pa_asm_output_mi_thunk): New function.
3364 * pa-protos.h (pa_asm_output_mi_thunk): Declare.
3366 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
3367 Marek Michalkiewicz <marekm@amelek.gda.pl>
3369 * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
3370 (avr_asm_only_p): Make non-static.
3371 (enum avr_arch): Remove.
3372 (avr_arch_types): New.
3373 (avr_mcu_types): Update.
3374 (avr_override_options): Use avr_arch_types table instead of switch.
3375 * avr.h (CPP_PREDEFINES): Die.
3376 (avr_base_arch_macro, avr_extra_arch_macro): New.
3377 (TARGET_CPU_CPP_BUILTINS): New.
3378 (CPP_SPEC, EXTRA_SPECS): Simplify.
3379 (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
3380 CPP_AVR5_SPEC): Die.
3382 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
3384 * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
3385 NETBSD_OS_CPP_BUILTINS_AOUT.
3386 (SUBTARGET_EXTRA_SPECS): Define.
3387 (CPP_SPEC): Use %(netbsd_cpp_spec).
3389 2002-05-29 Richard Henderson <rth@redhat.com>
3391 * config/i386/i386.c (ix86_output_function_epilogue): New.
3392 (TARGET_ASM_FUNCTION_EPILOGUE): New.
3393 (pic_label_name): Remove.
3394 (pic_labels_used): New.
3395 (ix86_asm_file_end): Emit one pc load stub for each register used.
3396 (output_set_got): Generate deep pc load to any register.
3397 (ix86_select_alt_pic_regnum): New.
3398 (ix86_save_reg): Don't save pic register if we can find a valid
3399 call-clobbered replacement.
3400 (ix86_expand_prologue): If we found a valid replacement, renumber
3401 pic_offset_table_rtx.
3402 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
3403 pic_offset_table_rtx after reload.
3404 (REAL_PIC_OFFSET_TABLE_REGNUM): New.
3405 * config/i386/i386.md (set_got): Make insn, not expander.
3406 (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
3408 2002-05-29 Richard Henderson <rth@redhat.com>
3410 * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
3411 alignment for alloca.
3413 2002-05-29 Richard Henderson <rth@redhat.com>
3415 * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
3416 (print_operand_address): Only add rip for symbolic addresses
3417 for which we do not have another relocation type.
3419 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
3421 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3422 (EXTRA_SPECS): Add netbsd_cpp_spec.
3423 (CPP_SPEC): Use %(netbsd_cpp_spec).
3424 (CPP_PREDEFINES): Remove.
3425 * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
3426 (EXTRA_SPECS): Define.
3427 (CPP_SPEC): Use %(netbsd_cpp_spec).
3428 (CPP_PREDEFINES): Remove.
3430 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
3432 PR preprocessor/6844
3433 * cppmacro.c (cpp_macro_definition): Reserve space for terminating
3436 2002-05-29 Eric Christopher <echristo@redhat.com>
3438 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
3439 mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
3441 2002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
3443 * config/fr30/fr30.md: Remove previous restriction on splits.
3444 Enforce conformance through gen_lowpart and cont_int_operand.
3445 * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
3446 as the assembler does not support ".bss".
3448 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
3450 * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
3451 (CPP_PREDEFINES): Remove.
3452 (SUBTARGET_EXTRA_SPECS): Define.
3453 (CPP_SPEC): Use %(netbsd_cpp_spec).
3454 * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
3455 (CPP_PREDEFINES): Remove.
3456 (SUBTARGET_EXTRA_SPECS): Define.
3457 (CPP_SPEC): Use %(netbsd_cpp_spec).
3458 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
3459 (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
3460 (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
3461 Add netbsd_cpp_spec.
3462 (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
3464 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
3465 Zack Weinberg <zack@codesourcery.com>
3467 * cppexp.c (cpp_num): Move to cpplib.h.
3468 (CPP_ERROR): Remove.
3469 (interpret_float_suffix, interpret_int_suffix): New.
3470 (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
3471 (cpp_classify_number, cpp_interpret_integer): New.
3472 (interpret_number): Remove.
3473 (eval_token): Update to use new routines.
3474 * cpphash.h (cpp_num_part): Move to cpplib.h.
3475 * cppinit.c (cpp_post_options): Set warn_long_long.
3476 * cpplib.h (struct cpp_options): Add warn_long_long.
3477 (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
3478 CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
3479 CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
3480 CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
3481 cpp_interpret_integer): New.
3483 2002-05-29 Joel Sherrill <joel@OARcorp.com>
3485 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
3487 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
3489 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
3490 NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
3491 (CPP_SUBTARGET_SPEC): Define.
3492 (SUBTARGET_EXTRA_SPECS): Define.
3495 2002-05-29 Chris Lattner <sabre@nondot.org>
3497 * ssa.c (rename_insn_1): Rename uses of undefined registers to
3498 prevent confusion if/when the register is defined.
3500 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
3503 * config/cris/cris.md: Fix typos and thinkos in comments.
3504 ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
3506 ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
3507 ("*mov_sideqi_mem"): Similar, but for operand 3.
3508 ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
3509 (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
3510 Remove spurious mode specifier on operand 2.
3512 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
3514 * config/h8300/h8300-protos.h: Remove the prototype for
3516 Add prototypes for single_one_operand and single_zero_operand.
3517 * config/h8300/h8300.c (o_operand): Remove.
3518 (single_one_operand): New.
3519 (single_zero_operand): Likewise.
3520 (print_operand): For 'V' operand, and the operand with 0xff.
3521 For 'V' and 'W' operands, do not and the bit position with 7.
3522 * config/h8300/h8300.md (various anonymous patterns): Replace
3523 use of exact_log2 with single_one_operand/single_zero_operand.
3525 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
3527 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3529 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
3531 * config/s390/s390.c (legitimate_pic_operand_p): Do not
3532 accept symbolic LARL operands.
3533 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
3536 2002-05-29 Hartmut Penner <hpenner@de.ibm.com>
3538 * config/s390/s390.md (cmpstr_64/31): Mark whole
3539 input registers as used.
3541 2002-05-28 Richard Henderson <rth@redhat.com>
3543 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
3544 not current_function_uses_pic_offset_table and
3545 current_function_uses_const_pool; examine current_function_profile.
3546 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
3547 input to blockage if needed.
3548 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
3549 (legitimize_pic_address): Likewise. Set regs_ever_live for
3550 pic_offset_table_rtx when invoked during reload.
3551 * config/i386/i386.h (FINALIZE_PIC): Remove.
3552 * config/i386/i386.md (tablejump): Reformat. Do not set
3553 current_function_uses_pic_offset_table.
3554 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
3555 (blockage): Accept anything as operand 0.
3557 2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
3559 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
3560 common CPP built-ins for all NetBSD a.out targets.
3561 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
3562 common CPP built-ins for all NetBSD ELF targets.
3563 * config/netbsd.h: Add missing notice.
3564 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
3565 for all NetBSD targets.
3566 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
3567 for all NetBSD targets using an LP64 code model.
3568 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
3571 2002-05-28 Richard Henderson <rth@redhat.com>
3573 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
3574 update if UPDATE_LIFE_LOCAL.
3576 2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
3578 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
3580 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
3581 Jason R. Thorpe <thorpej@wasabisystems.com>
3583 config/sh reorganization to factor out endianness and coff:
3585 * config/sh/little.h: New file.
3586 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
3587 defined, define to 0 to select big-endian.
3588 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
3589 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
3590 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
3591 * config/sh/t-be: New file.
3592 * config/sh/t-le: New file.
3594 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
3595 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
3596 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
3597 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
3598 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
3599 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
3600 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
3601 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
3602 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
3603 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
3604 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
3605 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
3606 (LINK_SPEC): Define to SH_LINK_SPEC.
3607 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
3608 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
3609 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
3610 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
3611 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
3612 * config/sh/coff.h: New file.
3613 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
3614 (TARGET_OBJFMT_CPP_BUILTINS): Define.
3615 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
3616 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
3617 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
3618 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
3619 (PTRDIFF_TYPE): Likewise.
3620 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
3621 (CPP_PREDEFINES): Don't define.
3622 (TARGET_OBJFMT_CPP_BUILTINS): Define.
3623 (LINK_SPEC): Define to SH_LINK_SPEC.
3624 (LINK_EMUL_PREFIX): Redefine.
3625 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
3626 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
3627 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
3628 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
3629 (TARGET_OS_CPP_BUILTINS): Define.
3630 (TARGET_DEFAULT): Redefine.
3631 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
3632 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
3633 (LINK_SPEC): Don't redefine.
3634 (LINK_DEFAULT_CPU_EMUL): Redefine.
3635 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
3636 * sh.c (sh_asm_named_section): Don't declare / define.
3637 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
3638 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
3639 (sh64-*-elf* tm_file): Likewise.
3640 (sh-*-rtemself* tm_file): Likewise.
3641 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
3642 (sh-*-linux* tmake_file): Add sh/t-le.
3643 (sh-*-rtems* tm_file): Add sh/coff.h
3644 (sh-*-* tm_file): Likewise.
3646 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
3648 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
3649 CONSTANT_POOL_ADDRESS_P.
3651 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
3653 2002-05-28 David Edelsohn <edelsohn@gnu.org>
3654 Jeff Law <law@redhat.com>
3656 * optabs.c (expand_binop): Fix nwords sign warnings.
3657 generate pseudo for add_optab.
3659 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
3660 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
3662 2002-05-28 Marc Espie <espie@openbsd.org>
3664 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
3665 inherited from gas.h.
3666 (ASM_QUAD): Undef. OpenBSD does not support it.
3668 2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
3670 * doc/install.texi (binaries): Change mingw binaries
3671 link to www.mingw.org.
3673 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3675 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
3677 2002-05-28 Richard Henderson <rth@redhat.com>
3679 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
3680 bottom alignment for leaf functions.
3682 2002-05-28 Zack Weinberg <zack@codesourcery.com>
3684 * config/pa/milli32.S, config/pa/lib1funcs.asm,
3685 config/sparc/sol2-g1.asm: Delete unused files.
3687 2002-05-28 Richard Henderson <rth@redhat.com>
3689 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
3691 * flow.c (calculate_global_regs_live): Rename call_used to
3692 invalidated_by_call. Initialize from regs_invalidated_by_call
3693 instead of call_used_regs.
3695 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
3698 2002-05-28 Zack Weinberg <zack@codesourcery.com>
3700 * tree.h: Don't include real.h.
3701 Forward-declare struct realvaluetype.
3702 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
3704 (TREE_REAL_CST_PTR): New accessor.
3705 (TREE_REAL_CST): Update.
3706 * real.h: Include machmode.h.
3707 (realvaluetype): Make it struct realvaluetype, not a typedef.
3708 (build_real): Prototype here.
3710 * tree.c: Include real.h.
3711 (build_real): Allocate the REAL_VALUE_TYPE as a separate
3712 object in GC memory, set TREE_REAL_CST_PTR to point to it.
3713 (build_real_from_int_cst): Use build_real.
3714 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
3717 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
3718 fold-const.c, print-tree.c, real.c: Include real.h.
3719 * Makefile.in: Update dependency lists.
3721 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3723 * basic-block.h (last_basic_block): Declare.
3724 (expunge_block_nocompact): Declaration removed.
3725 (compact_blocks): Declare.
3726 * cfg.c (last_basic_block): New variable.
3727 (expunge_block_nocompact): Removed.
3728 (expunge_block): Do not compact basic blocks.
3729 (compact_blocks): New.
3730 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
3732 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
3734 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
3735 real positions of blocks.
3736 (delete_unreachable_blocks): Simplified -- quadratic behavior now
3738 (cleanup_cfg): Compact blocks.
3739 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
3740 basic_block_info varray.
3741 (flow_delete_block): Comment update.
3742 (back_edge_of_syntactic_loop_p): Modify position check code.
3743 (verify_flow_info): Update checking.
3744 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
3745 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
3746 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
3747 indices no longer change.
3748 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
3750 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
3751 * profile.c (branch_prob): Compact blocks.
3752 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
3755 2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
3757 * config/h8300/h8300.md (two anonymous patterns): New.
3759 2002-05-28 David S. Miller <davem@redhat.com>
3761 * config/sparc/sparc.md (cpu): Tidy.
3762 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
3764 (in_call_delay): Delete reference to 'return' type.
3765 (eligible_for_return_delay, in_return_delay, define_delay
3766 referencing those): Delete.
3767 (rest of file): Use new type attributes as appropriate.
3768 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
3769 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
3770 * config/sparc/ultra1_2.md (us1_single): New reservation.
3771 (us1_ialuX): Likewise.
3772 * config/sparc/ultra3.md (us3_single): Likewise.
3773 (us3_ialuX): Likewise.
3774 (us3_imul, us3_idiv): Tweak.
3776 2002-05-28 Richard Henderson <rth@redhat.com>
3778 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
3781 2002-05-28 Richard Henderson <rth@redhat.com>
3783 * config.gcc: Obsolete mn10200.
3785 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
3787 * cppexp.c (interpret_number): Optimize for single-digit
3788 and less-than-half-precision cases.
3789 (num_trim, num_positive, num_div_op): Cast constants.
3791 2002-05-27 Bo Thorsen <bo@suse.de>
3793 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
3794 3.1 branch. The file was made by Jakub Jelinek.
3795 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
3796 support so multilib doesn't break. And don't define this at all
3797 when -Dinhibit_libc is used.
3798 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
3799 * config/i386/t-linux64: Implement full multilib support. Patch
3800 originally done by Andreas Jaeger and Jakub Jelinek.
3802 2002-05-27 Roger Sayle <roger@eyesopen.com>
3804 * c-common.c: Add support for __attribute__((nothrow)) to specify
3805 that a function cannot throw an exception (using TREE_NOTHROW).
3806 (handle_nothrow_attribute): New function to process this attribute.
3808 * doc/extend.texi: Document the new nothrow function attribute.
3810 2002-05-27 H.J. Lu (hjl@gnu.org)
3812 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
3813 (num_positive): Likewise.
3814 (num_div_op): Likewise.
3816 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
3818 * c-common.c (c_common_init): Always use intmax_t.
3820 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
3822 * c-common.c (c_common_init): Use intmax_t for now.
3824 2002-05-24 Andrew Haley <aph@redhat.com>
3826 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
3827 if T is a boolean type.
3829 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3831 * basic-block.h (last_basic_block): Defined as synonym for
3833 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
3834 flow_depth_first_order_compute, flow_preorder_transversal_compute,
3835 flow_dfs_compute_reverse_init): Replaced relevant occurences of
3836 n_basic_blocks with last_basic_block.
3837 * cfgbuild.c (make_edges): Likewise.
3838 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
3839 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
3840 * combine.c (combine_instructions): Likewise.
3841 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
3842 iterative_dataflow_bitmap): Likewise.
3843 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
3844 calc_idoms, idoms_to_doms): Likewise.
3845 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
3847 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
3848 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
3849 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
3850 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
3851 delete_null_pointer_checks, compute_code_hoist_vbeinout,
3852 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
3853 compute_store_table, build_store_vectors): Likewise.
3854 * haifa-sched.c (sched_init): Likewise.
3855 * ifcvt.c (if_convert): Likewise.
3856 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
3857 pre_edge_lcm, compute_available, compute_nearerout,
3858 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
3860 * predict.c (estimate_probability, process_note_prediction,
3861 note_prediction_to_br_prob): Likewise.
3862 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
3863 * recog.c (split_all_insns, peephole2_optimize): Likewise.
3864 * regrename.c (copyprop_hardreg_forward): Likewise.
3865 * resource.c (init_resource_info): Likewise.
3866 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
3867 init_regions, schedule_insns): Likewise.
3868 * ssa-ccp.c (ssa_const_prop): Likewise.
3869 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
3870 * ssa.c (compute_dominance_frontiers,
3871 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
3873 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
3874 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
3877 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
3879 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
3881 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
3882 hoist_insn_after, hoist_insn_to_edge): New.
3884 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
3886 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
3887 (PROP_FINAL): Include.
3888 * flow.c (life_analysis, update_life_info,
3889 init_propagate_block_info, mark_set_1, mark_used_rgs):
3890 Support SCAN_DEAD_STORE.
3892 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
3894 * c-common.c (c_common_init): Set CPP arithmetic precision.
3895 * cppexp.c (cpp_num_part): Move typedef ...
3896 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
3897 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
3898 (sanity_checks): Update.
3900 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
3902 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
3903 (mkheaders): New rule.
3904 (install-mkheaders): New rule.
3905 * configure.in (all_outputs): Add mkheaders.
3906 * configure: Regenerate.
3907 * mkheaders.in: New file.
3909 2002-05-26 Jakub Jelinek <jakub@redhat.com>
3911 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
3913 2002-05-26 Andreas Jaeger <aj@suse.de>
3915 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
3917 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
3919 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
3920 right_shift): Remove.
3921 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
3923 (struct op): Use cpp_num.
3924 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
3925 num_part_mul, num_unary_op, num_binary_op, num_negate,
3926 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
3927 num_div_op, num_lshift, num_rshift, append_digit): New.
3928 (interpret_number, parse_defined, eval_token, reduce): Update
3929 for two-integer arithmetic.
3930 (binary_handler): New typedef.
3932 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
3933 (_cpp_parse_expr, reduce): Update to handle two-integers.
3934 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
3936 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3938 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
3939 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
3940 branch insn into account, do not assume 1.
3941 (avr_out_sbxx_branch): New function. Optimize cases of skipping
3942 over single word insn. Handle upper half of I/O space too.
3943 * config/avr/avr.md (*sbrx_branch): Use it.
3944 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
3945 (*sbix_branch, *sbix_branch_bit7): Likewise.
3946 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
3947 Use RTL peepholes to optimize register operand sign tests.
3949 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3951 * config/avr/avr.c (avr_asm_only_p): New variable.
3952 (avr_override_options): Set it here if AVR1.
3953 (asm_file_start): Test it here, report an error if set.
3955 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
3957 * alias.c: Fix formatting.
3958 * attribs.c: Likewise.
3959 * bb-reorder.c: Likewise.
3960 * bitmap.c: Likewise.
3961 * bitmap.h: Likewise.
3962 * builtins.c: Likewise.
3964 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
3966 * reload.c (find_valid_class): Accept new argument DEST,
3967 choose class accordingly.
3968 (push_reload): Update callers.
3970 2002-05-26 Andreas Jaeger <aj@suse.de>
3972 * combine.c (combine_instructions): Do not indent #if for
3975 2002-05-25 Richard Henderson <rth@redhat.com>
3977 * c-pragma.c (apply_pragma_weak): Convert value identifier to
3978 string for decl_attributes.
3979 (handle_pragma_weak): Call assemble_alias if we're modifying
3982 2002-05-25 Richard Henderson <rth@redhat.com>
3985 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
3986 using rtl instead of fprintf.
3987 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
3988 * config/sparc/sparc-protos.h: Update.
3990 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
3992 * Makefile.in (C_COMMON_H): Fix.
3993 Update other targets.
3994 * c-common.c: Don't include c-lex.h.
3995 (builtin_define_with_value): Make static and prototype.
3996 (builtin_define_std): Move from c-lex.h.
3997 * c-common.h (init_c_lex): Move from c-lex.h.
3998 * c-decl.c: Don't include c-lex.h.
3999 (make_pointer_declarator): Move from c-parse.in.
4000 * c-lex.c: Don't include c-lex.h.
4002 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
4003 (make_pointer_declarator): Move to c-decl.c.
4004 * c-pragma.c: Don't include c-lex.h.
4005 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
4006 * c-tree.h (make_pointer_declarator): New.
4008 * passes.texi, tm.texi: Update.
4010 * Make-lang.in: Update and correct.
4011 * objc-act.c: Don't include c-lex.h or cpplib.h.
4013 * treetree.c: Don't include c-lex.h.
4015 * darwin-c.c: Don't include c-lex.h.
4016 * c4x/c4x-c.c: Don't include c-lex.h.
4017 * c4x/t-c4x: Update.
4018 * i370/i370-c.c: Don't include c-lex.h.
4019 * i370/t-i370: Update.
4020 * i960/i960-c.c: Don't include c-lex.h.
4021 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
4022 * i960/t-960bare: Update.
4023 * i960/t-vxworks: Update.
4024 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
4025 * rs6000/t-darwin: Update.
4026 * rs6000/t-rs6000-c-rule: Update.
4027 * v850/v850-c.c: Don't include c-lex.h.
4028 * v850/v850.c: Don't include c-lex.h or cpplib.h.
4031 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
4033 * tree.def: Fix typos.
4034 * doc/install.texi: Likewise.
4036 2002-05-25 Richard Henderson <rth@redhat.com>
4038 * configure.in (HAVE_AS_TLS): Add ia64 test.
4039 * configure: Rebuild.
4040 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
4041 (override_options): Set it.
4042 (TARGET_HAVE_TLS): New.
4043 (sdata_symbolic_operand): Look for 's'.
4044 (tls_symbolic_operand): New.
4045 (ia64_expand_load_address): Abort for tls symbols.
4046 (gen_tls_get_addr): New.
4047 (gen_thread_pointer): New.
4048 (ia64_expand_move): Split out from movdi. Handle tls symbols.
4049 (rtx_needs_barrier): Add new unspecs.
4050 (ia64_encode_section_info): Handle tls symbols.
4051 (ia64_strip_name_encoding): Strip two encoding chars.
4052 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
4053 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
4054 (TARGET_OPTIONS): Add tls-size.
4055 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
4056 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
4057 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
4058 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
4059 (movsf, movdf): Likewise.
4060 (movdi_symbolic): Use match_scratch. Don't split if we won't
4061 have a scratch availiable.
4062 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
4063 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
4064 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
4065 * config/ia64/ia64-protos.h: Update.
4066 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
4067 sdata_symbolic_operand.
4068 (ASM_OUTPUT_LABELREF): Strip two characters.
4070 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
4072 * combine.c (simplify_set): Remove an unnecessary subreg.
4074 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
4076 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
4078 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
4080 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
4082 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
4084 2002-05-25 Roger Sayle <roger@eyesopen.com>
4086 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
4087 (cond (compare x y) 0) into the equivalent (cond x y).
4089 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
4091 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
4093 2002-05-24 Zack Weinberg <zack@codesourcery.com>
4095 * config.gcc: Remove all stanzas for previously obsoleted
4096 systems. Where necessary, add explicit error stanzas to
4097 prevent removed systems from being misidentified as something
4098 else. Begin a fresh obsoletions list, with the systems that
4099 were reprieved last round.
4100 * doc/install.texi: Remove all mention of dead targets.
4101 * fixinc/mkfixinc.sh: Likewise.
4103 * config/arm/arm.h: Bit 31 of target_flags is no longer
4106 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
4107 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
4108 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
4109 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
4110 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
4111 config/alpha/osf12.h, config/alpha/osf2or3.h,
4112 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
4113 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
4114 config/clipper/clipper-protos.h, config/clipper/clipper.c,
4115 config/clipper/clipper.h, config/clipper/clipper.md,
4116 config/clipper/clix.h, config/convex/convex-protos.h,
4117 config/convex/convex.c, config/convex/convex.h,
4118 config/convex/convex.md, config/convex/fixinc.convex,
4119 config/convex/proto.h, config/elxsi/elxsi-protos.h,
4120 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
4121 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
4122 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
4123 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
4124 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
4125 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
4126 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
4127 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
4128 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
4129 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
4130 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
4131 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
4132 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
4133 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
4134 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
4135 config/m68k/altos3068.h, config/m68k/apollo68.h,
4136 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
4137 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
4138 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
4139 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
4140 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
4141 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
4142 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
4143 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
4144 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
4145 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
4146 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
4147 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
4148 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
4149 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
4150 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
4151 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
4152 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
4153 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
4154 config/mips/dec-osf1.h, config/mips/elflorion.h,
4155 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
4156 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
4157 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
4158 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
4159 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
4160 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
4161 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
4162 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
4163 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
4164 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
4165 config/ns32k/sequent.h, config/ns32k/tek6000.h,
4166 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
4167 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
4168 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
4169 config/sparc/rtems.h, config/we32k/we32k-protos.h,
4170 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
4173 2002-05-24 Richard Henderson <rth@redhat.com>
4175 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
4176 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
4177 * config/i386/i386.c (tls_model_chars): Add leading space.
4178 (tls_symbolic_operand): Don't bias by 1.
4179 (legitimize_address): Don't unbias by 1.
4181 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4183 * lcm.c (optimize_mode_switching): Change bb used as indices
4186 2002-05-24 Richard Henderson <rth@redhat.com>
4188 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
4189 of update_life_info_in_dirty_blocks.
4191 2002-05-24 Jakub Jelinek <jakub@redhat.com>
4194 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
4196 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
4198 PR preprocessor/6780
4199 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
4201 2002-05-24 Jim Blandy <jimb@redhat.com>
4203 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
4204 entry with a type code of zero, marking the end of the compilation
4207 2002-05-24 Richard Henderson <rth@redhat.com>
4209 * varasm.c (asm_output_bss): Always output one byte.
4210 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
4212 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
4214 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
4217 2002-05-24 Andreas Jaeger <aj@suse.de>
4219 * ggc-page.c (alloc_page): Cast variables of type size_t to
4220 unsigned long, adjust printf format string.
4221 (ggc_alloc): Likewise.
4222 (ggc_print_statistics): Likewise.
4223 (ggc_print_statistics): Correct printf format string for SCALE to
4226 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4228 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
4230 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
4231 Zack Weinberg <zack@codesourcery.com>
4233 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
4235 * dwarf2out.c (lookup_filename): Properly quote filename in .file
4236 directive in assembly file.
4237 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
4238 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
4239 * config/pj/pj.h (ASM_FILE_START): Likewise.
4240 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
4241 * config/avr/avr.c (asm_file_end): Likewise.
4242 * toplev.c (output_quoted_string): Handle possibly signed plain
4244 * toplev.h (output_clean_symbol_name): Declare
4245 * toplev.c (output_clean_symbol_name): Define.
4246 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
4247 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
4249 2002-05-24 Alan Modra <amodra@bigpond.net.au>
4251 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
4253 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
4255 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
4256 of size of unsigned.
4258 2002-05-23 Richard Henderson <rth@redhat.com>
4260 * configure.in (HAVE_AS_TLS): New test.
4261 * config.in, configure: Rebuild.
4262 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
4263 (ix86_tls_dialect_string, ix86_tls_dialect): New.
4264 (override_options): Set it.
4265 (tls_model_chars, tls_symbolic_operand): New.
4266 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
4267 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
4268 (local_exec_symbolic_operand): New.
4269 (get_pic_label_name): Merge into output_set_got.
4270 (ix86_asm_file_end): Emit pic_label_name if defined.
4271 (legitimate_constant_p, constant_address_p): New.
4272 (legitimate_pic_operand_p): New.
4273 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
4274 (legitimate_address_p): Likewise.
4275 (ix86_encode_section_info): Rename from i386_; handle tls decls.
4276 (ix86_strip_name_encoding): New.
4277 (get_thread_pointer): New.
4278 (legitimize_address): Handle tls symbols.
4279 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
4281 (struct machine_function): Add some_ld_name.
4282 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
4283 (print_operand) [&]: Use it. Handle UNSPEC_TP.
4284 (output_addr_const_extra): New.
4285 (maybe_get_pool_constant): New.
4286 (ix86_split_to_parts): Use it.
4287 (ix86_expand_move): Handle tls symbols.
4288 (ix86_tls_get_addr): New.
4289 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
4290 (TARGET_OPTIONS): Add tls-dialect.
4291 (CONSTANT_ADDRESS_P): Use new out-of-line function.
4292 (LEGITIMATE_CONSTANT_P): Likewise.
4293 (LEGITIMATE_PIC_OPERAND_P): Likewise.
4294 (TARGET_STRIP_NAME_ENCODING): New.
4295 (ASM_OUTPUT_LABELREF): New.
4296 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
4297 (OUTPUT_ADDR_CONST_EXTRA): New.
4298 (PREDICATE_CODES): Update.
4299 (ix86_tls_dialect, ix86_tls_dialect_string): New.
4300 * config/i386/i386.md: Regroup and renumber unspec constants.
4301 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
4302 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
4303 (tls_global_dynamic, tls_local_dynamic_base): New.
4304 (tls_local_dynamic_once): New.
4305 * config/i386/i386-protos.h: Update.
4307 2002-05-23 Richard Henderson <rth@redhat.com>
4309 * genemit.c (gen_insn): Print file:lineno comment before function.
4311 * gensupport.c (struct queue_elem): Add filename member.
4312 (queue_pattern): Initialize it; update all callers.
4313 (process_include): Don't free filename.
4314 (read_md_rtx): Set read_rtx_filename.
4316 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
4318 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
4320 2002-05-23 Richard Henderson <rth@redhat.com>
4322 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
4324 2002-05-23 Richard Henderson <rth@redhat.com>
4326 * doc/extend.texi (C++98 Thread-Local Edits): Update with
4327 commentary from Mark.
4329 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4331 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
4332 Use FOR_EACH_BB macros to iterate over basic block chain.
4333 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
4334 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
4336 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
4337 find_unreachable_blocks, create_edge_list, verify_edge_list,
4338 remove_fake_edges, add_noreturn_fake_exit_edges,
4339 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
4341 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
4342 find_sub_basic_blocks): Likewise.
4343 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
4345 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
4347 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
4349 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
4350 commit_edge_insertions, commit_edge_insertions_watch_calls,
4351 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
4352 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
4353 * conflict.c (conflict_graph_compute): Likewise.
4354 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
4355 df_modified_p, df_refs_unlink, df_dump): Likewise.
4356 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
4357 * final.c (compute_alignments): Likewise.
4358 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
4359 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
4360 count_or_remove_death_notes): Likewise.
4361 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
4362 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
4363 classic_gcse, compute_transp, cprop, compute_pre_data,
4364 compute_transpout, invalidate_nonnull_info,
4365 delete_null_pointer_checks_1, delete_null_pointer_checks,
4366 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
4367 compute_store_table, build_store_vectors, store_motion): Likewise.
4368 * global.c (global_conflicts, mark_elimination): Likewise.
4369 * graph.c (print_rtl_graph_with_bb): Likewise.
4370 * haifa-sched.c (sched_init): Likewise.
4371 * ifcvt.c (if_convert): Likewise.
4372 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
4373 compute_available, compute_nearerout, compute_rev_insert_delete,
4374 optimize_mode_switching): Likewise.
4375 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
4376 * predict.c (estimate_probability, note_prediction_to_br_prob,
4377 propagate_freq, counts_to_freqs, expensive_function_p,
4378 estimate_bb_frequencies): Likewise.
4379 * profile.c (instrument_edges, get_exec_counts,
4380 compute_branch_probabilities, compute_checksum, branch_prob,
4381 find_spanning_tree): Likewise.
4382 * recog.c (split_all_insns, peephole2_optimize): Likewise.
4383 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
4385 * regclass.c (scan_one_insn, regclass): Likewise.
4386 * regmove.c (mark_flags_life_zones, regmove_optimize,
4387 record_stack_memrefs): Likewise.
4388 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
4389 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
4390 * resource.c (find_basic_block): Likewise.
4391 * sched-ebb.c (schedule_ebbs): Likewise.
4392 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
4393 find_single_block_region, find_rgns, schedule_insns)
4394 * sibcall.c (optimize_sibling_and_tail_recursive_call)
4395 * ssa-ccp.c (optimize_unexecutable_edges,
4396 ssa_ccp_df_delete_unreachable_insns): Likewise.
4397 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
4398 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
4399 rename_block, convert_to_ssa, compute_conservative_reg_partition,
4400 compute_coalesced_reg_partition, rename_equivalent_regs,
4401 convert_from_ssa): Likewise.
4402 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
4403 process_for_unwind_directive): Likewise.
4405 * df.c (FOR_ALL_BBS): Removed.
4406 * gcse.c (struct null_pointer_info): Type of current_block field
4408 (struct reg_avail_info): Type of last_bb field changed.
4409 * config/ia64/ia64.c (block_num): Removed.
4410 (need_copy_state): Type changed.
4413 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
4415 * cppinit.c (mark_named_operators): Split out from init_builtins.
4416 (cpp_finish_options): Call it from here instead.
4418 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
4420 * builtin-attrs.def: Update copyright years.
4421 (ATTR_NONNULL): New attribute identifier.
4422 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
4423 attribute tree lists.
4424 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
4426 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
4427 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
4428 attribute lists. Chain the appropriate nonnull attribute.
4429 * c-format.c (check_format_arg): Remove null format string
4431 * testsuite/gcc.dg/format/null-1.c: New test.
4433 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4435 * Makefile.in (ADAC): Define.
4437 (.SUFFIXES): Move before language makefile fragments.
4438 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
4440 2002-05-23 Mark Mitchell <mark@codesourcery.com>
4442 * varasm.c (make_decl_rtl): Don't allow weak variables to be
4445 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
4447 * cfg.c (dump_flow_info): Print results of
4448 maybe_hot/probably_never_executed predicates.
4449 * toplev.c (open_dump_file): Print function frequency.
4451 2002-05-23 David S. Miller <davem@redhat.com>
4453 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
4456 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
4458 * c-common.c (warn_nonnull): Declare.
4459 (c_common_attribute_table): Add "nonnull" attribute.
4460 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
4461 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
4462 check_function_arguments_recurse): New functions.
4463 * c-common.h (warn_nonnull): Declare extern.
4464 (check_function_arguments, check_function_arguments_recurse): New
4466 * c-decl.c (c_decode_option): Add -Wnonnull option.
4467 * c-format.c (set_Wformat): Set warn_nonnull if enabling
4469 (format_check_context): New structure.
4470 (check_format_info_recurse): Remove recursion and rename to...
4471 (check_format_arg): ...this. Update comment.
4472 (check_format_info): Use check_function_arguments_recurse.
4473 * c-typeck.c (build_function_call): Call check_function_arguments
4474 instead of check_function_format.
4475 * doc/extend.texi: Document "nonnull" attribute.
4476 * doc/invoke.texi: Docuemnt -Wnonnull option.
4477 * testsuite/gcc.dg/nonnull-1.c: New test.
4478 * testsuite/gcc.dg/nonnull-2.c: New test.
4480 2002-05-23 David S. Miller <davem@redhat.com>
4482 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
4483 * cfgcleanup.c (cleanup_cfg): If it is set do not
4484 attempt to delete trivially dead insns.
4485 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
4486 * toplev.c (rest_of_compilation): Document non-trivial aspect
4487 the RTL before optimize_save_area_alloca is run.
4489 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
4491 * c-lex.c (indent_level): Remove.
4492 (cb_file_change, c_lex): Remove indent level handling.
4493 * c-lex.h (indent_level): Remove.
4494 * input.h (struct file_stack): Remove indent_level.
4495 * toplev.c (push_srcloc): Remove indent_level handling.
4497 2002-05-23 Jakub Jelinek <jakub@redhat.com>
4500 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
4501 of x in constraints for clarity.
4502 (sse_mov?fcc split): abort if op2 == op3.
4503 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
4504 sse_movsfcc_const0_4): Add earlyclobber.
4505 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4506 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
4507 Use Y instead of x in constraints.
4509 2002-05-23 Richard Henderson <rth@redhat.com>
4511 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
4512 (C++98 Thread-Local Edits): New subsection.
4514 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
4515 (ix86_arch): Set type to enum processor_type.
4517 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
4518 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
4520 2002-05-23 Jakub Jelinek <jakub@redhat.com>
4522 * configure.in: Fix as version test for binutils 2.12.1 releases
4524 * configure: Rebuilt.
4526 2002-05-23 Richard Henderson <rth@redhat.com>
4528 * config/i386/i386.c (get_pic_label_name): New.
4529 (load_pic_register): Remove.
4530 (output_set_got): New.
4531 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
4532 * config/i386/i386.md (UNSPEC_SET_GOT): New.
4533 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
4534 (prologue_set_got, prologue_get_pc): Remove.
4535 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
4536 (builtin_setjmp_receiver): Use gen_set_got.
4537 * config/i386/i386-protos.h: Update.
4539 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
4541 * gcse.c (hash_expr): Do not use alias set for hashing.
4543 2002-05-22 Kevin Buettner <kevinb@redhat.com>
4545 * dbxout.c (dbxout_class_name_qualifiers): New function.
4546 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
4548 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
4550 * cpperror.c (_cpp_begin_message): No special casing
4552 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
4553 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
4554 * cpplib.c (do_include_common): Use DL_ERROR.
4555 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
4557 * fix-header.c (read_scan_file): Update.
4559 2002-05-22 Richard Henderson <rth@redhat.com>
4561 * config/i386/i386.c (ix86_expand_call): New function, extracted
4562 from md call patterns. Add pic_offset_table_rtx to
4563 CALL_INSN_FUNCTION_USAGE when needed.
4564 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
4565 (call_value_pop, call_value, untyped_call): Likewise.
4566 (call_exp, call_value_exp): Remove.
4567 * config/i386/i386-protos.h: Update.
4569 2002-05-22 Richard Henderson <rth@redhat.com>
4571 * varasm.c (default_section_type_flags): Check for VAR_DECL
4572 before using DECL_THREAD_LOCAL.
4574 2002-05-22 David Edelsohn <edelsohn@gnu.org>
4576 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
4577 (STARTFILE_SPEC): Delete PE crt0.o.
4578 * config/rs6000/aix51.h: Same.
4579 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
4580 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
4581 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
4582 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
4583 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
4585 2002-05-22 Richard Henderson <rth@redhat.com>
4587 * varasm.c (default_section_type_flags): Handle tls data and
4589 (default_unique_section): Handle tls sections.
4591 2002-05-23 Alan Modra <amodra@bigpond.net.au>
4593 * configure.in (CROSS): Define NATIVE_CROSS.
4594 * configure: Regenerate.
4595 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
4596 (startfile_prefix_spec): New var.
4597 (static_specs): Add startfile_prefix_spec.
4598 (do_spec_2): Split out from..
4600 (main): Process startfile_prefix_spec.
4601 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
4603 (STARTFILE_PREFIX_SPEC): Define.
4604 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
4607 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
4609 * cpperror.c: Fix formatting.
4610 * cppexp.c: Likewise.
4611 * cppfiles.c: Likewise.
4612 * cpphash.c: Likewise.
4613 * cpphash.h: Likewise.
4614 * cppinit.c: Likewise.
4615 * cpplex.c: Likewise.
4616 * cpplib.c: Likewise.
4617 * cppmacro.c: Likewise.
4618 * cppmain.c: Likewise.
4619 * cppspec.c: Likewise.
4621 2002-05-22 Jakub Jelinek <jakub@redhat.com>
4623 * combine.c (force_to_mode): Use gen_int_mode.
4624 Don't clear CONST_INT bits outside of mode.
4626 2002-05-22 Richard Henderson <rth@redhat.com>
4628 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
4629 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
4631 2002-05-22 Jakub Jelinek <jakub@redhat.com>
4634 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
4635 if DECL_SIZE_UNIT is INTEGER_CST.
4637 2002-05-22 Richard Henderson <rth@redhat.com>
4639 * flow.c (life_analysis): Delete broken reg_label check.
4641 2002-05-22 Richard Henderson <rth@redhat.com>
4643 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
4644 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
4646 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
4648 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
4649 (embed-bb.c): New rule.
4650 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
4651 * config/sh/embed_bb.c: Delete.
4653 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
4655 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
4657 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
4659 * config/h8300/h8300.md (*andorqi3): New.
4661 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
4663 PR preprocessor/6517
4664 * Makefile.in: Update.
4665 * c-common.c (c_common_post_options): Add preprocessor
4666 errors to the error count.
4667 * c-lang.c (c_post_options): Kill.
4668 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
4669 * hooks.h: Add header guards.
4670 * langhooks-def.h: Include hooks.h.
4671 (LANG_HOOKS_POST_OPTIONS): Update.
4672 * langhooks.h (struct lang_hooks): Update post_options.
4673 * toplev.c (parse_options_and_default_flags): Update.
4675 * objc-lang.c (objc_post_options): Kill.
4676 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
4678 2002-05-21 Bruce Korb <bkorb@gnu.org>
4680 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
4681 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
4682 * fixinc/fixincl.x: regen.
4684 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
4686 * cfgbuild.c: Fix formatting.
4688 * cfgcleanup.c: Likewise.
4689 * cfglayout.c: Likewise.
4690 * cfgloop.c: Likewise.
4691 * cfgrtl.c: Likewise.
4693 2002-05-21 Richard Henderson <rth@redhat.com>
4695 * c-common.h (enum rid): Add RID_THREAD.
4696 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
4697 (grokdeclarator): Grok __thread.
4698 * c-parse.in (reswords): Add __thread.
4699 (rid_to_yy): Add RID_THREAD.
4701 * tree.h (DECL_THREAD_LOCAL): New.
4702 (struct tree_decl): Add thread_local_flag.
4703 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
4704 * tree.c (staticp): TLS variables are not static.
4706 * target-def.h (TARGET_HAVE_TLS): New.
4707 * target.h (have_tls): New.
4708 * output.h (SECTION_TLS): New.
4709 * varasm.c (assemble_variable): TLS variables can't be common for now.
4710 (default_section_type_flags): Handle .tdata and .tbss.
4711 (default_elf_asm_named_section): Handle SECTION_TLS.
4712 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
4714 * flags.h (flag_tls_default): Declare.
4715 * toplev.c (flag_tls_default): Define.
4716 (display_help): Display help for it.
4717 (decode_f_option): Set it.
4719 * doc/extend.texi (Thread-Local): New node describing language-level
4720 thread-local storage.
4721 * doc/invoke.texi (-ftls-model): Document.
4723 * fixinc/inclhack.def (thread_keyword): New.
4724 * fixinc/fixincl.x: Rebuild.
4726 2002-05-21 Jeffrey A Law <law@redhat.com>
4728 * optabs.c (expand_binop): For double-word integer multiplies,
4729 do not compute intermediate results into something that is
4730 not a register (such as a SUBREG or MEM).
4732 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
4733 (ix86_sched_reorder): Make sure to initialize scheduling
4734 data even when there's only one insn in the ready queue.
4736 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
4738 * genautomata.c (reserv_sets_hash_value): Fix a typo.
4740 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
4742 * genautomata.c (reserv_sets_hash_value): Define hash_value as
4743 set_el_t. Transform the hash value into unsigned.
4744 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
4745 (transform_3): Add code to process `(A,B)+(D,E)'.
4747 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
4749 * reload1.c (do_output_reload): Run delete_output_reload
4752 2002-05-21 Roger Sayle <roger@eyesopen.com>
4755 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
4756 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
4757 (can_store_by_pieces): ... and here to limit the largest mode used.
4758 Add a comment to document this function.
4760 2002-05-21 Richard Henderson <rth@redhat.com>
4762 * flow.c (life_analysis): Fix test for deleted label.
4764 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
4766 * doc/tm.texi: Fix typo.
4768 2002-05-21 Zack Weinberg <zack@codesourcery.com>
4770 * c-common.c (c_common_init): Set options->unsigned_char from
4772 (cb_register_builtins): Define __STRICT_ANSI__ and
4773 __CHAR_UNSIGNED__ here...
4774 * cppinit.c (init_builtins): Not here.
4775 (cpp_create_reader): unsigned_char option defaults to 0, not
4776 !DEFAULT_SIGNED_CHAR.
4777 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
4778 and -funsigned-char.
4780 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
4781 * cpphash.c (_cpp_init_hashtable): Don't set it.
4782 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
4783 directly. Clarify comment.
4785 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4787 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
4788 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
4789 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
4790 BASIC_BLOCK (n_basic_blocks - 1).
4791 * cfganal.c (can_fallthru, flow_call_edges_add,
4792 flow_preorder_transversal_compute): Too.
4793 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
4794 find_sub_basic_blocks): Too.
4795 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
4796 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
4797 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
4798 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
4799 * combine.c (this_basic_block): Type changed to basic_block.
4800 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
4801 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
4802 get_last_value, distribute_notes, distribute_links): Too.
4803 * final.c (compute_alignments): Too.
4804 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
4805 * function.c (thread_prologue_and_epilogue_insns): Too.
4806 * gcse.c (compute_code_hoist_vbeinout): Too.
4807 * global.c (build_insn_chain): Too.
4808 * ifcvt.c (find_if_block, find_cond_trap): Too.
4809 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
4810 * regmove.c (regmove_optimize): Too.
4811 * resource.c (find_basic_block): Too.
4812 * sched-ebb.c (schedule_ebbs): Too.
4813 * ssa-dce.c (find_control_dependence, find_pdom): Too.
4815 2002-05-21 Andreas Jaeger <aj@suse.de>
4817 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
4819 2002-05-21 Richard Henderson <rth@redhat.com>
4821 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
4822 unspec names, not numbers.
4824 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
4826 * doc/sourcebuild.texi: Mention snapshot-README and
4827 snapshot-index.html as needing updating for new front ends.
4829 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4831 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
4832 disabling checking, and avoid multiple evaluation of RTX.
4834 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
4836 * bitmap.c (bitmap_find_bit): Return early if we have the correct
4839 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
4841 * profile.c (gen_edge_profiler): Set alias set before the memory is
4844 2002-05-20 David S. Miller <davem@redhat.com>
4846 * cselib.c (max_value_regs): New.
4847 (cselib_lookup, cselib_invalidate_regno): Initialize it when
4848 adding new entries to the REG_VALUES table and we are dealing with
4850 (clear_table): Initialize it.
4851 (cselib_invalidate_regno): Use it to determine which hard
4852 registers to scan when mode is not VOIDmode.
4854 2002-05-20 Duraid Madina <duraid@fl.net.au>
4856 * tradcpp.c (fixup_newlines): Use old-style function header.
4858 2002-05-20 Krister Walfridsson <cato@df.lth.se>
4860 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
4862 2002-05-20 H.J. Lu (hjl@gnu.org)
4864 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
4866 * config/mips/mips.h (DFMODE_NAN): Defined.
4867 (SFMODE_NAN): Likewise.
4869 2002-05-20 Dale Johannesen <dalej@apple.com>
4871 * combine.c (cant_combine_insn_p): Back out my
4874 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
4876 * params.c: Fix formatting.
4877 * params.h: Likewise.
4878 * predict.c: Likewise.
4879 * prefix.c: Likewise.
4880 * print-rtl.c: Likewise.
4881 * print-tree.c: Likewise.
4882 * profile.c: Likewise.
4884 2002-05-20 H.J. Lu (hjl@gnu.org)
4886 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
4888 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
4890 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
4891 switches straight on to the assembler, do not abbreviate them.
4892 * config/arm/elf.h (ASM_SPEC): As above.
4893 * config/arm/semi.h (ASM_SPEC): As above.
4894 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
4895 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
4896 -mcpu=xscale on to the assembler by default.
4897 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
4899 2002-05-20 Richard Henderson <rth@redhat.com>
4901 * cse.c (canon_hash): Reorder do_not_record test. Always
4902 allow pic_offset_table_rtx.
4904 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
4906 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
4907 (expand_binop): Ditto (3 times).
4909 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
4911 * Makefile.in (distclean): Remove QMTest stuff.
4912 (QMTEST_PATH): New variable.
4913 (QMTESTFLAGS): Likewise.
4914 (QMTESTRUNFLAGS): Likewise.
4916 (QMTEST_GPP_TESTS): Likewise.
4917 (QMTEST_DIR): Likewise.
4918 (QMTEST_DIR/context): New target.
4919 (qmtest-g++): Likeise.
4920 (qmtest-gui): Likewise.
4921 (QMTEST_DIR/gpp-expected.qmr): Likewise.
4923 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
4925 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
4926 an altivec register if TARGET_ALTIVEC.
4928 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
4929 to ALTIVEC_VECTOR_MODE.
4930 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
4931 (rs6000_va_arg): Vectors may go in registers if they are not
4934 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
4936 * protoize.c: Fix formatting.
4938 2002-05-19 Richard Henderson <rth@redhat.com>
4940 * gensupport.c (init_include_reader): Merge into ...
4941 (process_include): ... here. Simplify composite path creation.
4942 Plug memory leaks. Fix file/line number tracking. Do not
4943 process_define_cond_exec. Return void.
4944 (process_rtx): Don't check process_include return value.
4946 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4948 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
4950 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
4951 traversing basic block chain.
4952 (create_basic_block_structure, create_basic_block): Declaration changed.
4953 (link_block, unlink_block): Declare.
4954 * cfg.c (entry_exit_blocks): Initialize new fields.
4955 (link_block, unlink_block): New.
4956 (expunge_block_nocompact): Unlink basic block.
4957 (dump_flow_info): Print prev_bb/next_bb fields.
4958 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
4959 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
4960 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
4961 * cfgrtl.c (create_basic_block_structure, create_basic_block,
4962 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
4963 (verify_flow_info): Check that list agrees with numbering.
4965 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
4967 * c-common.c (preprocessing_asm): New macro.
4968 * c-lex.h (builtin_define, builtin_assert): Use pfile.
4972 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
4973 (CPP_SPEC): Simplify.
4974 (TARGET_CPU_CPP_BUILTINS): Update.
4975 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
4976 (CPP_SPEC): Simplify.
4977 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
4978 (TARGET_OS_CPP_BUILTINS): Update.
4979 * osf.h (CPP_XFLOAT_SPEC): Kill.
4980 (TARGET_OS_CPP_BUILTINS): Update.
4981 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
4982 * osf5.h (CPP_XFLOAT_SPEC): Kill.
4983 * vms.h (CPP_SUBTARGET_SPEC): Kill.
4984 (TARGET_OS_CPP_BUILTINS): Update.
4986 2002-05-19 Richard Henderson <rth@redhat.com>
4988 * varasm.c (default_binds_local_p): Fix typo.
4990 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
4992 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
4993 CONST_INT operand to the correct mode after adding 1 to it.
4995 2002-05-19 Mark Mitchell <mark@codesourcery.com>
4997 * config.gcc (powerpc-wrs-windiss*): New target.
4999 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5001 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
5004 2002-05-18 Mark Mitchell <mark@codesourcery.com>
5006 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
5008 * config.in: Regenerated.
5009 * configure: Regenerated.
5011 2002-05-19 Richard Henderson <rth@redhat.com>
5013 * target-def.h (TARGET_BINDS_LOCAL_P): New.
5014 * target.h (struct gcc_target): Move boolean fields to the end.
5016 * varasm.c (default_binds_local_p): New.
5017 * output.h: Declare it.
5019 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
5020 * config/cris/cris.c (cris_encode_section_info): Likewise.
5021 * config/i386/i386.c (i386_encode_section_info): Likewise.
5022 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
5023 * config/sh/sh.c (sh_encode_section_info): Likewise.
5025 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
5026 (TARGET_BINDS_LOCAL_P): New.
5028 2002-05-19 Richard Henderson <rth@redhat.com>
5030 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
5031 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
5032 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
5034 * toplev.c (display_help): Kill -a -ax help.
5036 * config/1750a/1750a.h, config/alpha/alpha.h,
5037 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
5038 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
5039 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
5040 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
5042 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
5043 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
5045 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
5046 (ix86_output_function_block_profiler): Kill.
5047 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
5048 (m68hc11_function_block_profiler): Kill.
5049 * config/m68hc11/m68hc11-protos.h: Update.
5050 * config/m88k/m88k.c (output_block_profiler): Kill.
5051 (output_function_block_profiler): Kill.
5052 * config/m88k/m88k-protos.h: Update.
5054 2002-05-19 Richard Henderson <rth@redhat.com>
5056 * system.h (STRIP_NAME_ENCODING): Poison it.
5057 * output.h (STRIP_NAME_ENCODING): Remove.
5058 (default_strip_name_encoding): Declare.
5059 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
5060 * target.h (strip_name_encoding): New.
5061 * varasm.c (default_strip_name_encoding): New.
5063 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
5064 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
5065 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
5066 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
5067 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
5068 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
5069 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
5070 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
5071 config/v850/v850.h: Use the hook, not the macro.
5073 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
5074 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
5075 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
5076 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
5077 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
5078 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
5079 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
5080 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
5081 config/v850/v850.c, config/v850/v850.h:
5082 Move STRIP_NAME_ENCODING to out-of-line function and add
5083 TARGET_STRIP_NAME_ENCODING.
5085 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
5086 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
5087 with TARGET_STRIP_NAME_ENCODING referencing existing function;
5088 make function static.
5090 * xcoffout.c: Include target.h
5091 * Makefile.in (xcoffout.o): Update.
5093 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
5094 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
5095 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
5096 reloc argument unused.
5097 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
5099 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
5100 STRIP_NAME_ENCODING docs.
5102 2002-05-19 Andreas Jaeger <aj@suse.de>
5104 * gengenrtl.c: Add prototype for excluded_rtx.
5106 * real.h: Add prototype for exact_real_truncate.
5108 2002-05-18 Richard Henderson <rth@redhat.com>
5110 * system.h (ENCODE_SECTION_INFO): Poison it.
5111 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
5112 * target.h (encode_section_info): New.
5113 * varasm.c (make_decl_rtl, output_constant_def): Use it.
5114 * hooks.c (hook_tree_int_void): New.
5115 * hooks.h: Declare it.
5117 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
5118 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
5119 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
5120 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
5121 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
5122 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
5123 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
5124 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
5125 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5126 config/mcore/mcore-protos.h, config/mcore/mcore.c,
5127 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
5128 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
5129 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
5130 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
5131 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
5132 referencing existing function. Make function static.
5134 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
5135 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
5136 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
5137 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
5138 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
5139 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
5140 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
5141 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
5142 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
5143 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
5144 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
5145 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
5146 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
5147 Move ENCODE_SECTION_INFO to out-of-line function and add
5148 TARGET_ENCODE_SECTION_INFO.
5150 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
5151 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
5153 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
5155 (switch_to_section): Replace in_rdata case with in_readonly_data.
5157 * config/h8300/h8300.c (h8300_encode_label): Make static.
5158 * config/h8300/h8300-protos.h: Update.
5160 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
5161 from rs6000_encode_section_info; make static.
5162 (rs6000_xcoff_encode_section_info): New.
5164 * config/v850/v850.c (v850_encode_data_area): Make static.
5165 * config/v850/v850-protos.h: Update.
5167 * config/vax/vax.c: Include flags.h.
5168 (vms_select_section): Fix typo.
5170 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
5171 ENCODE_SECTION_INFO docs.
5173 2002-05-18 Richard Henderson <rth@redhat.com>
5175 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
5176 REGISTER_TARGET_PRAGMAS.
5177 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
5179 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
5181 2002-05-18 Richard Henderson <rth@redhat.com>
5183 * system.h (SELECT_RTX_SECTION): Poison.
5184 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
5185 * target.h (select_rtx_section): New.
5186 * varasm.c (output_constant_pool): Use it.
5187 (default_select_rtx_section, default_elf_select_rtx_section): New.
5188 * output.h: Declare them.
5190 * config/darwin.h (SELECT_RTX_SECTION): Move ...
5191 * config/darwin.c (machopic_select_rtx_section): ... here.
5192 * config/darwin-protos.h: Update.
5194 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
5195 * config/nextstep.c (machopic_select_rtx_section): ... here.
5196 (nextstep_select_section): Rename variable to avoid macro clash.
5197 * config/nextstep-protos.h: Update.
5199 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
5200 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
5201 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
5202 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
5203 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
5204 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
5205 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
5206 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
5207 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
5208 (SELECT_RTX_SECTION): Remove.
5210 * config/darwin.h, config/elfos.h, config/nextstep.h,
5211 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
5212 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
5213 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
5214 config/sparc/lynx.h, config/xtensa/xtensa.c
5215 (TARGET_ASM_SELECT_RTX_SECTION): New.
5217 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
5218 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
5219 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
5220 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
5221 (ia64_aix_select_rtx_section): New.
5222 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
5224 * config/mips/mips.c (mips_select_rtx_section): Make static.
5225 Support ELF SHF_MERGE features.
5226 * config/mips/mips-protos.h: Update.
5227 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
5228 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
5229 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
5230 make static, fall back to default_elf_select_rtx_section.
5231 * config/rs6000/rs6000-protos.h: Update.
5232 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
5233 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
5234 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
5235 * config/romp/romp.c (romp_select_rtx_section): New.
5236 * config/s390/s390.c (s390_select_rtx_section): New.
5237 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
5238 declarations before target macro definition.
5239 (xtensa_emit_call): Use static buffer.
5240 (xtensa_select_rtx_section): New.
5241 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
5242 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
5243 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
5245 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
5246 SELECT_RTX_SECTION docs.
5248 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
5250 * i386.md (movsi/movdi): Fix template.
5251 (sse2 patterns): Set attributes consistently.
5253 * i386.md (pushqi2, ashrqi_*): Fix constraint.
5255 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
5257 * optabs.c (complex_part_zero_p): New.
5258 * (expand_cmplxdiv_straight): Use it.
5259 * (expand_cmplxdiv_wide): Ditto.
5260 * (expand_binop): Ditto.
5262 2002-05-18 Richard Henderson <rth@redhat.com>
5264 * final.c (HAVE_READONLY_DATA_SECTION): New.
5265 (shorten_branches): Use it instead of ifdefs.
5266 * varasm.c (enum in_section): Add in_readonly_data.
5267 (text_section, data_section): Tidy.
5268 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
5270 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
5271 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
5272 (READONLY_DATA_SECTION): Don't undef.
5274 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
5275 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
5276 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
5278 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
5279 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
5280 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
5281 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
5283 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
5284 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
5285 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
5286 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
5287 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
5288 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
5289 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
5290 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
5291 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
5293 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
5294 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
5295 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
5296 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
5297 config/pa/pa64-hpux.h, config/sparc/litecoff.h
5298 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
5300 * config/elfos.h, config/netware.h, config/svr3.h,
5301 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
5302 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
5303 config/h8300/h8300.h, config/i386/i386-interix.h,
5304 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
5305 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
5307 * config/elfos.h, config/netware.h, config/svr3.h,
5308 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
5309 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
5310 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
5311 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
5313 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
5314 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
5315 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
5316 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
5317 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
5318 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
5319 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
5320 config/rs6000/sysv4.h, config/v850/v850.h
5321 (EXTRA_SECTIONS): Remove in_const/in_rdata.
5322 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
5324 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
5325 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
5326 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
5327 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
5328 * config/alpha/alpha.c (alpha_start_function): Likewise.
5329 (alpha_write_linkage): Likewise.
5330 * config/m32r/m32r.c (m32r_select_section): Likewise.
5331 * config/m88k/m88k.c (m88k_select_section): Likewise.
5332 * config/mips/mips.c (mips_select_rtx_section): Likewise.
5333 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
5334 (rs6000_elf_select_section): Likewise.
5335 * config/v850/v850.c (v850_select_section): Likewise.
5337 * config/1750a/1750a.h, config/i860/sysv3.h
5338 (READONLY_DATA_SECTION_ASM_OP): New.
5339 READONLY_DATA_SECTION_ASM_OP.
5340 * config/i386/interix.c, config/i386/winnt.c
5341 (i386_pe_unique_section): Always use .rdata prefix.
5342 * config/pa/som.h (readonly_data): Always switch to read-only section.
5343 (READONLY_DATA_SECTION): Predicate on flag_pic.
5344 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
5345 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
5346 (READONLY_DATA_SECTION): Update.
5348 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
5350 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
5351 is used without -Wformat.
5352 * c-common.h (warn_format_zero_length): Declare extern.
5353 * c-decl.c (warn_options): Add "format-zero-length".
5354 * c-format.c (warn_format_zero_length): Declare.
5355 (set_Wformat): Set warn_format_zero_length for -Wformat.
5356 (check_format_info): Only warn about zero-length formats if
5357 warn_format_zero_length is true. Include the format type
5358 name in the warning message.
5359 * doc/invoke.texi: Document -Wformat-zero-length.
5360 * testsuite/gcc.dg/format/zero-length-1.c: New test.
5362 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
5364 * timevar.c: Fix formatting.
5365 * tlink.c: Likewise.
5366 * toplev.c: Likewise.
5367 * tree-dump.c: Likewise.
5368 * tree-inline.c: Likewise.
5370 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
5372 * cppinit.c (cpp_post_options): If preprocessed, turn off
5373 traditional. If traditional, turn off column numbers.
5374 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
5375 * cpptrad.c (handle_newline): Update line_base.
5376 (skip_comment): Handle -Wcomment.
5378 2002-05-17 Zack Weinberg <zack@codesourcery.com>
5380 * cppinit.c (struct builtin): Remove unused fields.
5381 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
5382 (operator_array): New - was second half of builtin_array.
5383 (init_builtins): Simplify loop over builtin_array/operator_array.
5385 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
5387 * defaults.h (UNIQUE_SECTION): Remove.
5388 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
5390 2002-05-17 Richard Henderson <rth@redhat.com>
5392 * expr.c (init_expr_once): Don't use start/end_sequence.
5393 Use rtx_alloc instead of emit_insn.
5394 * toplev.c (lang_dependent_init): Run init_expr_once here ...
5395 (lang_independent_init): ... not here.
5397 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
5399 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
5401 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
5403 * config/avr/avr.c (avr_regs_to_save): New function. Also check
5404 for fixed registers, possibly used for global register variables.
5405 (initial_elimination_offset, avr_output_function_prologue,
5406 avr_output_function_epilogue): Move common code to avr_regs_to_save.
5408 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
5410 * Makefile.in: Update for cpptrad.c.
5411 * cpphash.h (struct cpp_buffer): New members for buffer
5413 (struct cpp_reader): New members for traditional output.
5414 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
5415 * cppinit.c (cpp_create_reader): Set trad_line.
5416 (cpp_destroy): Free trad_out_base if used.
5417 (cpp_read_main_file): Overlay an empty buffer if traditional.
5418 (cpp_finish_options): Don't do builtins.
5419 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
5420 (cpp_handle_option): Handle it.
5421 * cpplex.c (continue_after_nul): New.
5422 (_cpp_lex_direct): Use handle_nul.
5423 * cpplib.h (struct cpp_options): New traditional option.
5424 * cpptrad.c: New file.
5426 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
5428 * c-common.c (c_common_init_options): Use C89 for Objective-C,
5429 and set the options flag.
5430 * cppinit.c (lang_flags): Remove objc.
5431 (lang_defaults): Remove OBJC and OBJCXX.
5433 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
5434 (cpp_handle_option): Remove -+ and -lang-objc++.
5435 For ObjC, just set a flag.
5436 (print_help): Update.
5437 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
5439 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5441 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
5442 bootstrap with -mips3.
5444 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
5446 * final.c: Fix formatting.
5447 * fix-header.c: Likewise.
5449 * fold-const.c: Likewise.
5450 * function.c: Likewise.
5452 2002-05-17 David S. Miller <davem@redhat.com>
5454 PR c/6689, PR optimization/6615
5455 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
5456 and make it a pointer to rtx. Update comments.
5457 (update_equiv_regs): When scanning for equivalences, record
5458 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
5459 it while making the equiv replacements.
5461 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5463 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
5465 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
5467 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
5468 when encoding visibility into SYMBOL_REF_FLAG.
5470 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
5472 * expr.c (force_operand): Fix reversed move.
5474 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
5476 * doc/install.texi (Testing): Mention two common DejaGnu warnings
5477 that can be ignored.
5479 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5481 * doc/install.texi (Final install): Recommend to install into a
5482 "clean" target directory.
5484 2002-05-17 Richard Henderson <rth@redhat.com>
5486 * config/ia64/ia64.md: Use braced strings instead of quoted strings
5487 for code blocks. Tidy whitespace.
5489 2002-05-17 Richard Henderson <rth@redhat.com>
5491 * hooks.c (hook_tree_bool_false): New.
5492 * hooks.h: Declare it.
5493 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
5494 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
5495 * target.h (select_section, unique_section): New.
5496 (in_small_data_p): New.
5497 * varasm.c (resolve_unique_section): Use hooks instead of macros.
5498 (variable_section, output_constant_def_contents): Likewise.
5499 (default_select_section, default_unique_section): New.
5500 (categorize_decl_for_section, default_elf_select_section): New.
5501 * output.h: Declare them.
5503 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
5504 (TARGET_ASM_SELECT_SECTION): New.
5505 (SELECT_SECTION): Move ...
5506 * config/darwin.c (machopic_select_section): ... here.
5507 * config/darwin-protos.h: Update.
5509 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
5510 (SELECT_SECTION): Move ...
5511 * config/nextstep.c (nextstep_select_section): ... here.
5512 * config/nextstep-protos.h: Update.
5514 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
5515 (TARGET_ASM_SELECT_SECTION): New.
5516 * config/svr3.h (SELECT_SECTION): Remove.
5518 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
5519 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
5520 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
5521 (alpha_encode_section_info): Use it.
5522 * config/alpha/alpha-protos.h: Update.
5523 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
5524 (SELECT_SECTION, UNIQUE_SECTION): Remove.
5525 (TARGET_ASM_SELECT_SECTION): New.
5526 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
5528 * config/arm/pe.h (UNIQUE_SECTION): Remove.
5529 (TARGET_ASM_UNIQUE_SECTION): New.
5531 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
5532 (avr_unique_section): Rename from unique_section; make static.
5533 * config/avr/avr-protos.h: Update.
5534 * config/avr/avr.h (UNIQUE_SECTION): Remove.
5536 * config/c4x/c4x.h (SELECT_SECTION): Remove.
5538 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
5539 (TARGET_ASM_UNIQUE_SECTION): New.
5540 * config/i386/i386-interix.h: Likewise.
5541 * config/i386/win32.h: Likewise.
5542 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
5543 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
5544 * config/i386/sco5.h (SELECT_SECTION): Remove.
5545 (TARGET_ASM_SELECT_SECTION): New.
5546 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
5548 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
5549 instead of SELECT_SECTION.
5550 * config/m68k/dpx2.h: Likewise.
5551 * config/rs6000/lynx.h: Likewise.
5553 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
5554 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
5555 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
5556 (ia64_in_small_data_p): New.
5557 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
5558 (ia64_aix_select_section, ia64_aix_unique_section): New.
5559 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
5560 (SELECT_SECTION, UNIQUE_SECTION): Remove.
5562 * config/m32r/m32r.h (SELECT_SECTION): Remove.
5563 (TARGET_ASM_SELECT_SECTION): New.
5564 * config/m32r/m32r.c (m32r_select_section): Take align argument.
5565 * config/m32r/m32r-protos.h: Update.
5567 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
5568 (SELECT_SECTION): Move ...
5569 * config/m88k/m88k.c (m88k_select_section): ... here.
5571 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
5572 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
5573 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
5574 (mcore_unique_section): Make static.
5575 * config/mcore/mcore-protos.h: Update.
5577 * config/mips/elf.h (UNIQUE_SECTION): Remove.
5578 (TARGET_ASM_UNIQUE_SECTION): New.
5579 * config/mips/elf64.h: Likewise.
5580 * config/mips/iris6gld.h: Likewise.
5581 * config/mips/linux.h: Likewise.
5582 * config/mips/mips-protos.h: Update.
5583 * config/mips/mips.c (mips_select_section): Add align argument.
5584 * config/mips/mips.h (SELECT_SECTION): Remove.
5585 (TARGET_ASM_SELECT_SECTION): New.
5587 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
5588 * config/mmix/mmix.c (mmix_select_section): Remove.
5589 (mmix_unique_section): Remove.
5590 * config/mmix/mmix-protos.h: Update.
5592 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
5593 (SELECT_SECTION): Move ...
5594 * config/pa/pa.c (pa_select_section): ... here.
5595 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
5597 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
5598 from rs6000_select_section and make static.
5599 (rs6000_elf_unique_section): Similarly.
5600 (rs6000_xcoff_select_section): From xcoff.h.
5601 (rs6000_xcoff_unique_section): Likewise.
5602 * config/rs6000/rs6000-protos.h: Update.
5603 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
5604 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
5605 * config/rs6000/xcoff.h: Likewise.
5607 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
5608 (SELECT_SECTION): Move ...
5609 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
5611 * config/v850/v850.h (SELECT_SECTION): Move ...
5612 * config/v850/v850.c (v850_select_section): ... here.
5613 (TARGET_ASM_SELECT_SECTION): New.
5615 * config/vax/vms.h (SELECT_SECTION): Move ...
5616 * config/vax/vax.c (vms_select_section): ... here.
5617 (TARGET_ASM_SELECT_SECTION): New.
5619 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
5620 for the target hooks.
5622 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
5624 * config/arm/arm.c (emit_multi_reg_push): Do not set
5625 RTX_FRAME_RELATED_P on the SEQUENCE.
5627 2002-05-16 Richard Henderson <rth@redhat.com>
5629 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
5630 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
5632 2002-05-16 Richard Henderson <rth@redhat.com>
5634 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
5636 * config/ia64/ia64.c (saveable_obstack): Do not declare.
5638 2002-05-16 Richard Henderson <rth@redhat.com>
5640 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
5641 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
5642 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
5643 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
5644 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
5645 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
5646 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
5647 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
5648 Revert "Basic block renumbering removal", and two followup patches.
5650 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
5652 * lcm.c (optimize_mode_switching): Revert previous change.
5654 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5656 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
5657 with only extant block numbers.
5659 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
5661 * lcm.c (optimize_mode_switching): Fix typo.
5663 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5665 * flow.c (calculate_global_regs_live): Queue blocks in program order.
5667 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5669 * doc/install.texi (Configuration): Document PWDCMD.
5671 2002-05-16 Dale Johannesen <dalej@apple.com>
5673 * combine.c (cant_combine_insn_p): Reenable combinations
5674 involving hard regs unless CLASS_LIKELY_SPILLED_P.
5676 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
5678 * c-common.c (cb_register_builtins): Handle more built-ins
5679 here rather than in gcc.c specs.
5680 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
5681 (cpp_options): Pass -O flags even when only preprocessing.
5682 * toplev.c (set_fast_math_flags): New prototype.
5683 (fast_math_flags_set_p): New.
5684 (set_no_fast_math_flags): Remove.
5685 (decode_f_option): Update.
5686 * toplev.h (set_fast_math_flags): Update.
5687 (fast_math_flags_set_p): New.
5688 (set_no_fast_math_flags): Remove.
5690 * c4x/c4x.c (c4x_override_options): Update.
5692 2002-05-16 Zack Weinberg <zack@codesourcery.com>
5694 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
5695 Default-define here.
5696 (builtin_define_with_value): Can now wrap the expansion in
5697 quotation marks if such is wanted.
5698 (cb_register_builtins): Update calls to builtin_define_with_value.
5699 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
5701 (c_common_init): Set options->stdc_0_in_system_headers.
5702 * c-lex.h: Update prototype of builtin_define_with_value.
5703 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
5704 and REGISTER_PREFIX.
5706 * cppinit.c (VERS, ULP, C, X): Kill.
5707 (builtin_array): Remove entries for __VERSION__,
5708 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
5709 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
5711 (init_builtins): Kill off a bunch of now-dead code.
5712 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
5713 -fno-leading-underscore.
5714 (cpp_handle_option): Remove code to set user_label_prefix.
5715 (cpp_post_options): Likewise.
5717 * cpplib.h (struct cpp_options): Remove user_label_prefix.
5718 (stdc_0_in_system_headers): New.
5719 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
5720 stdc_0_in_system_headers) too to decide the value of __STDC__.
5722 * tradcpp.c (user_label_prefix): Kill.
5723 (main): Remove code handling -f(no-)leading-underscore.
5724 (initialize_builtins): Don't define __REGISTER_PREFIX__
5725 or __USER_LABEL_PREFIX__.
5726 (install_value): Wrap compound statement in dummy loop so the
5727 macro works properly in an if statement.
5730 2002-05-16 Janis Johnson <janis187@us.ibm.com>
5732 * loop.h (struct loop_info): Add member has_prefetch.
5733 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
5734 (prescan_loop): Initialize has_prefetch.
5735 (struct prefetch_info): Change prefetch_in_loop and
5736 prefetch_before_loop from bit fields to ints.
5737 (emit_prefetch_instructions): Several small fixes.
5738 (check_dbra_loop): Don't reverse loop that uses prefetch.
5740 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5742 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
5743 * configure.in: Likewise.
5744 * fixinc/check.tpl: Likewise.
5745 * fixinc/fixinc.dgux: Likewise.
5746 * fixinc/fixinc.svr4: Likewise.
5747 * fixinc/fixinc.winnt: Likewise.
5748 * fixinc/fixincl.sh: Likewise.
5749 * fixproto: Likewise.
5750 * configure: Regenerate.
5752 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5754 Basic block renumbering removal:
5755 * basic_block.h (struct basic_block_def): Renamed index to sindex,
5756 added prev_bb and next_bb fields.
5757 (n_basic_blocks): Renamed to num_basic_blocks.
5758 (last_basic_block): New, index of last basic block.
5759 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
5760 traversing basic block chain.
5761 (BLOCK_NUM): index -> sindex.
5762 (create_basic_block_structure, create_basic_block): Declaration changed.
5763 (debug_num2bb): Declare.
5764 (expunge_block_nocompact): Declaration removed.
5765 (link_block, unlink_block, compact_blocks): Declare.
5766 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
5767 * cfg.c (entry_exit_blocks): Initialize new fields.
5768 (clear_edges, alloc_block, expunge_block, cached_make_edge,
5769 redirect_edge_pred, dump_flow_info, dump_edge_info,
5770 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
5771 free_aux_for_edges): Modified.
5772 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
5773 (expunge_block_nocompact): Removed.
5774 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
5775 find_unreachable_blocks, create_edge_list, print_edge_list,
5776 verify_edge_list, flow_edge_list_print, remove_fake_successors,
5777 remove_fake_edges, flow_reverse_top_sort_order_compute,
5778 flow_depth_first_order_compute, flow_preorder_transversal_compute,
5779 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
5780 flow_dfs_compute_reverse_execute): Modified.
5781 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
5782 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
5784 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5785 merge_blocks_move_predecessor_nojumps,
5786 merge_blocks_move_successor_nojumps, merge_blocks,
5787 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
5788 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
5789 * cfglayout.c (skip_insns_after_block, label_for_bb,
5790 record_effective_endpoints, scope_to_insns_finalize,
5791 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
5792 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
5793 cfg_layout_duplicate_bb): Modified.
5794 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
5795 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5796 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
5797 flow_loops_find, flow_loop_outside_edge_p): Modified.
5798 * cfgrtl.c (create_basic_block_structure, create_basic_block,
5799 flow_delete_block, compute_bb_for_insn, split_block,
5800 try_redirect_by_replacing_jump, redirect_edge_and_branch,
5801 force_nonfallthru_and_redirect, tidy_fallthru_edge,
5802 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
5803 commit_edge_insertions, commit_edge_insertions_watch_calls,
5804 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
5805 purge_all_dead_edges): Modified.
5806 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
5807 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
5808 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
5810 * conflict.c (conflict_graph_compute): Modified.
5811 * df.c (FOR_ALL_BBS): Removed.
5812 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
5813 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
5814 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
5815 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
5816 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
5817 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
5818 * final.c (compute_alignments, final_scan_insn): Modified.
5819 * flow.c (verify_local_live_at_start, update_life_info,
5820 update_life_info_in_dirty_blocks, free_basic_block_vars,
5821 delete_noop_moves, calculate_global_regs_live,
5822 initialize_uninitialized_subregs, allocate_bb_life_data,
5823 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
5824 mark_used_reg, count_or_remove_death_notes): Modified.
5825 * function.c (thread_prologue_and_epilogue_insns): Modified.
5826 * gcse.c (struct null_pointer_info): Change typo of current_block
5828 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
5829 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
5830 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
5831 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
5832 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
5833 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
5834 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
5835 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
5836 pre_delete, one_pre_gcse_pass, compute_transpout,
5837 invalidate_nonnull_info, delete_null_pointer_checks_1,
5838 free_code_hoist_mem, compute_code_hoist_vbeinout,
5839 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
5840 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
5841 compute_store_table, build_store_vectors, insert_insn_start_bb,
5842 insert_store, replace_store_insn, free_store_memory, store_motion):
5844 * global.c (global_alloc, global_conflicts, mark_elimination,
5845 build_insn_chain): Modified.
5846 * graph.c (print_rtl_graph_with_bb): Modified.
5847 * haifa-sched.c (sched_init): Modified.
5848 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
5849 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
5850 if_convert): Modified.
5851 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
5852 compute_insert_delete, pre_edge_lcm, compute_available,
5853 compute_farthest, compute_nearerout, compute_rev_insert_delete,
5854 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
5856 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
5857 * loop.c (loop_dump_aux): Modified.
5858 * predict.c (combine_predictions_for_insn, estimate_probability,
5859 last_basic_block_p, process_note_prediction, process_note_predictions,
5860 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
5861 expensive_function_p, estimate_bb_frequencies,
5862 compute_function_frequency): Modified.
5863 * print-rtl.c (print_rtx): Modified.
5864 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
5865 get_exec_counts, compute_branch_probabilities, compute_checksum,
5866 branch_prob, find_spanning_tree): Modified.
5867 * recog.c (split_all_insns, peephole2_optimize): Modified.
5868 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
5869 convert_regs_1, convert_regs_2, convert_regs): Modified.
5870 * regclass.c (scan_one_insn, regclass): Modified.
5871 * regmove.c (mark_flags_life_zones, regmove_optimize,
5872 combine_stack_adjustments): Modified.
5873 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
5874 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
5875 * reorg.c (dbr_schedule): Modified.
5876 * resource.c (find_basic_block, init_resource_info): Modified.
5877 * sbitmap.c (sbitmap_intersection_of_succs,
5878 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
5879 sbitmap_union_of_preds): Modified.
5880 * sched-deps.c (init_dependency_caches): Modified.
5881 * sched-ebb.c (schedule_ebbs): Modified.
5882 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
5883 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
5884 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
5885 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
5886 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
5887 ssa_const_prop): Modified.
5888 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
5889 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
5890 * ssa.c (remove_phi_alternative, find_evaluations,
5891 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
5892 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
5893 make_regs_equivalent_over_bad_edges,
5894 make_equivalent_phi_alternatives_equival,
5895 compute_conservative_reg_partition,
5896 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
5897 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
5900 2002-05-16 Mark Mitchell <mark@codesourcery.com>
5902 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
5904 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
5906 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
5907 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
5908 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
5909 calling CONSTANT_POOL_ADDRESS_P.
5910 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
5911 to decide whether to define __arm__ or __thumb.
5912 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
5913 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
5915 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
5917 * config/arc/arc.h (CPP_PREDEFINES): Remove.
5919 (TARGET_CPU_CPP_BUILTINS): New.
5921 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
5923 * cpphash.h (cpp_macro): Move here, and make expansion a union.
5924 * cppmacro.c (cpp_macro): Remove.
5925 (enter_macro_context, replace_args, warn_of_redefinition,
5926 _cpp_create_definition, cpp_macro_definition): Update.
5928 2002-05-16 Jason Merrill <jason@redhat.com>
5930 * config/mips/mips.c (mips_output_external): Don't do sdata
5931 optimization for a variable with DECL_COMDAT set.
5933 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
5935 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
5936 Cleanups for accepting modifiers on pointers.
5937 Fix predicate typos.
5938 Allow long pointers as well as int pointers.
5940 2002-05-15 Richard Henderson <rth@redhat.com>
5942 * varasm.c (merge_weak): Remove special case for extern and common.
5944 2002-05-15 Matt Hiller <hiller@redhat.com>
5946 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
5948 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
5949 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
5950 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
5951 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
5952 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
5953 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
5955 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
5957 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
5959 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
5961 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
5962 ("altivec_mfvscr"): Read from VSCR.
5964 Add vscr sets for the following insns: altivec_vctuxs,
5965 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
5966 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
5967 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
5968 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
5969 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
5970 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
5971 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
5972 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
5973 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
5974 altivec_vsum2sws, altivec_vsumsws.
5976 * config/rs6000/rs6000.h: Add VSCR fixed register.
5977 (CALL_REALLY_USED_REGISTERS): Add vscr.
5978 (CALL_USED_REGISTERS): Same.
5979 (FIXED_REGISTERS): Same.
5980 (REG_ALLOC_ORDER): Same.
5981 (reg_class): Add VSCR_REGS.
5982 (REG_CLASS_NAMES): Same.
5983 (REG_CLASS_CONTENTS): Same.
5985 (REGISTER_NAMES): Add vscr.
5986 (DEBUG_REGISTER_NAMES): Same.
5987 (ADDITIONAL_REGISTER_NAMES): Same.
5988 (FIRST_PSEUDO_REGISTER): Increment.
5989 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
5991 2002-05-15 Jakub Jelinek <jakub@redhat.com>
5993 * fold-const.c (fold): Fix a typo.
5995 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
5997 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
5998 comparison against the highest or lowest integer value before
5999 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
6000 transformation and that of an unsigned comparison against 0
6003 2002-05-15 Richard Henderson <rth@redhat.com>
6005 * varasm.c (merge_weak): Error for any weakening after definition.
6006 Adjust weakening after use warning to catch more cases.
6007 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
6008 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
6010 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
6012 * invoke.texi (-malign-double): Re-add lost warning.
6014 * i386-protos.h (x86_output_mi_thunk): Declare.
6015 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
6016 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
6018 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
6019 when flag_asynchronous_unwind_tables is set.
6021 * flags.h (flag_reorder_functions): Declare.
6022 * function.c (prepare_function_start): Initialize frequnecy.
6023 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
6024 * Makefile.in (predict.o): Add dependency on target.h and params.h
6025 * defaults.h (HOT_TEXT_SECTION_NAME,
6026 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
6027 * predict.c (choose_function_section): New function.
6028 (estimate_bb_frequencies): Use it.
6029 * toplev.c (flag_reorder_functions): New global variable.
6030 (lang_independent_options): New.
6031 (parse_options_and_default_flags): Set.
6032 * varasm.c (assemble_start_function): Bypass functdion alignment
6033 for never executed functions.
6034 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
6035 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
6036 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
6039 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
6041 * predict.c: Inlude profile.h
6042 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
6043 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
6044 Use the information about maximal counter in the program.
6046 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
6048 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
6049 probably_never_executed_bb_p): New functions.
6050 * cfgcleanup.c (outgoing_edges_match): Use them.
6051 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
6052 (maybe_hot_bb_p, probably_cold_bb_p,
6053 probably_never_executed_bb_p): New functions.
6055 * function.h (function): Add new field function_frequency.
6056 * predict.c (compute_function_frequency): New function.
6057 (estimate_probability): Call it.
6059 2002-03-09 Jakub Jelinek <jakub@redhat.com>
6061 PR optimization/5172, optimization/5200
6062 * gcse.c (gcse_main): Disable store_motion.
6064 2002-05-14 Zack Weinberg <zack@codesourcery.com>
6066 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
6067 (c_common_nodes_and_builtins): Use it.
6068 (builtin_define_with_value): New function.
6069 (cb_register_builtins): Define __SIZE_TYPE__,
6070 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
6071 using builtin_define_with_value. Use consistent notation when
6072 defining __GXX_WEAK__.
6073 (WCHAR_TYPE_SIZE): Don't redefine.
6074 (combine_strings): Don't use WCHAR_TYPE_SIZE.
6076 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
6077 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
6078 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
6079 * tradcpp.c (initialize_builtins): Likewise.
6080 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
6082 * c-lex.h (builtin_define_with_value): Prototype.
6083 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
6084 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
6085 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
6087 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
6088 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
6089 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
6090 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
6091 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
6092 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
6093 config/sparc/sol2-bi.h, config/sparc/sparc.h:
6094 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
6095 to __SIZE_TYPE__ etc from all spec strings. When this makes
6096 extra specs empty, delete them.
6098 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
6100 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
6101 for PA8000 or generating dwarf2 call frame information.
6102 (output_call): Remove DO_FRAME_NOTES check from return pointer
6104 (following_call): Return 0 when scheduling for PA8000 or generating
6105 dwarf2 call frame information. Revise comment.
6107 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
6110 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
6111 and __IEEE_FP_INEXACT as appropriate.
6112 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
6113 (CPP_SPEC): Remove ieee defines.
6114 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
6116 2002-05-14 Richard Henderson <rth@redhat.com>
6118 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
6119 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
6121 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
6123 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
6125 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
6126 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
6127 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
6128 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
6129 (EXTRA_SPECS): Update.
6130 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
6131 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
6132 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
6133 define TARGET_OS_CPP_BUILTINS if necessary.
6135 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
6137 * gcc.c (cpp_options): Must pass -m* and -f* options
6138 to the front end even when only preprocessing.
6139 (cc1_options): Remove redundant -lang-c.
6140 * tradcpp.c (main): Ignore -m options.
6142 * lang-specs.h: Similarly.
6144 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
6146 * genautomata.c (transform_3): Add code for transformation
6147 `(A,B,...)+C -> A+C,B,...'.
6149 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
6151 * final.c (end_final): Do not output profile_arcs constructor, when
6152 no functions are instrumented.
6154 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
6156 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
6158 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6160 * doc/install.texi: Remove special markup originally required for
6161 HTML generation with texi2html.
6163 2002-05-14 Andreas Schwab <schwab@suse.de>
6165 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
6167 (UNIQUE_SECTION): Define to get small data correctly.
6169 * varasm.c (resolve_unique_section): Add third parameter
6170 flag_function_or_data_sections and use it instead of
6171 flag_function_sections.
6172 (assemble_start_function): Pass flag_function_sections.
6173 (asm_emit_uninitialised): Pass flag_data_sections.
6174 (assemble_variable): Likewise.
6176 2002-05-14 Richard Henderson <rth@redhat.com>
6178 * config/i386/i386.md: Use define_constants for unspec numbers.
6179 * config/i386/i386.c: Likewise.
6181 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
6183 * doc/contrib.texi: Update my entry.
6185 2002-05-13 Mark Mitchell <mark@codesourcery.com>
6187 * fixinc/inclhack.def (winidss_valist): Limit applicability.
6188 * fixinc/fixincl.x: Regenerated.
6189 * fixinc/tests/base/math.h: Update.
6190 * fixinc/tests/base/testing.h: Likewise.
6192 2002-05-13 Zack Weinberg <zack@codesourcery.com>
6194 * genattr.c (gen_attr): Don't emit a comma after the last
6197 2002-05-13 Richard Henderson <rth@redhat.com>
6199 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
6201 * recog.c (peephole2_optimize): Likewise.
6203 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
6205 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
6208 2002-05-13 Jeffrey A Law (law@redhat.com)
6210 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
6211 Update prototype and callers.
6212 (propagate_one_insn): Stack pointer adjustments kill MEMs on
6213 the mem_set_list which reference the stack pointer, as do
6214 calls to constant functions as they may clobber outgoing
6217 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
6219 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
6220 (ia32_multipass_dfa_lookahead): New function.
6222 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
6224 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
6225 (translate_options): Remove 'V'.
6226 (process_command): Similarly.
6228 * invoke.texi: Remove documentation of 'V'.
6230 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
6232 * config/s390/linux.h: Revert 2002-04-22 changes.
6234 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
6236 * config/fr30/fr30.md: Only allow splits of immediate loads
6237 if the destination is a register.
6239 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
6241 * Makefile.in (c-common.o, cppinit.o): Update.
6242 * c-common.c: Include except.h.
6243 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
6244 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
6245 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
6246 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
6247 CPP_PREDEFINES): Handle here.
6249 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
6250 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
6251 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
6252 TARGET_OS_CPP_BUILTINS.
6253 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
6254 (CPP_SPEC, EXTRA_SPECS): Update.
6255 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
6256 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
6257 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
6258 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
6259 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
6261 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
6262 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
6264 2002-05-12 Zack Weinberg <zack@codesourcery.com>
6266 * emit-rtl.c (global_rtl): Update comment.
6267 (const_double_htab, const_double_htab_hash,
6268 const_double_htab_hash, lookup_const_double): New.
6269 (const_int_htab_hash, const_int_htab_eq): Remove const
6270 qualifiers, which cause tons of warnings with RTL checking on.
6271 (gen_rtx_CONST_DOUBLE): Deleted.
6272 (const_double_from_real_value): New function - bears some
6273 resemblance to the former immed_real_const_1.
6274 (immed_double_const): Moved here from varasm.c and
6276 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
6277 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
6278 (gen_rtx): Use immed_double_const.
6279 (init_emit_once): Initialize the const_double_htab. Use
6280 REAL_VALUE_FROM_INT where possible. Can now use
6281 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
6282 * varasm.c (struct varasm_status): Remove x_const_double_chain.
6283 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
6284 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
6285 (init_varasm_status, mark_varasm_status): Don't touch
6286 x_const_double_chain.
6288 * output.h: Delete prototype for clear_const_double_mem.
6289 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
6290 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
6291 const_double_from_real_value, not immed_real_const_1, and use
6292 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
6294 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
6295 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
6296 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
6297 (gen_rtx_REG): Second arg is unsigned.
6299 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
6300 (excluded_rtx): New, return true for CONST_DOUBLE.
6301 (genmacro): Write nothing for excluded codes.
6302 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
6303 * expr.c (expand_expr): Likewise.
6304 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
6306 * toplev.c (rest_of_compilation): Don't call
6307 clear_const_double_mem.
6309 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
6310 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
6311 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
6312 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
6313 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
6314 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
6315 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
6316 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
6318 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6320 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
6322 2002-05-12 Tom Tromey <tromey@redhat.com>
6324 * tree.h (copy_node): Don't mention TREE_PERMANENT.
6326 2002-05-12 Zack Weinberg <zack@codesourcery.com>
6328 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
6329 (scan_comma_elt): New function. Accepts whitespace in comma lists.
6330 * gensupport.h: Prototype new routines.
6331 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
6333 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
6334 (next_comma_elt): Use scan_comma_elt.
6336 * config/i386/i386.md: Use new attribute notation to break up
6337 long lines in define_attr forms.
6339 2002-05-12 Richard Henderson <rth@redhat.com>
6341 * expr.c (compress_float_constant): New.
6342 (emit_move_insn): Use it.
6343 (float_extend_from_mem): New.
6344 (init_expr_once): Initialize it.
6345 * real.c (exact_real_truncate): New.
6347 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
6348 dropped into memory; penalize for size.
6349 (RTX_COSTS): FLOAT_EXTEND is free.
6350 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
6351 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
6353 2002-05-12 Richard Henderson <rth@redhat.com>
6355 * profile.h (profile_info): Add missing extern to declaration.
6356 * profile.c (profile_info): Define it.
6358 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6360 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
6361 used for DImode and TImode.
6363 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
6365 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
6368 2002-05-11 Zack Weinberg <zack@codesourcery.com>
6370 * config/rs6000/rs6000.c (rs6000_default_long_calls,
6371 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
6372 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
6373 (rs6000_override_options): Handle -m(no-)longcall.
6374 (init_cumulative_args, output_mi_thunk): Check for both
6375 longcall and shortcall attributes on the function.
6376 (rs6000_attribute_table): Add "shortcall".
6377 (rs6000_handle_longcall_attribute): Update comment.
6378 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
6379 altivec_expand_ternop_builtin): Add default clauses to switches
6380 to silence warnings.
6382 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
6383 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
6384 (TARGET_OPTIONS): Add longcall and no-longcall.
6386 * config/rs6000/rs6000.md (call_nonlocal_sysv,
6387 call_value_nonlocal_sysv): Split by alternatives. One pair
6388 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
6389 the call cookie. The other pair accepts only LR/CTR and has
6392 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
6393 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
6395 * config/rs6000/rs6000-c.c: New file.
6396 * config/rs6000/t-rs6000-c-rule: New file.
6397 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
6398 Prototype rs6000_pragma_longcall.
6400 * doc/extend.texi: Document shortcall attribute.
6401 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
6403 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
6405 * reorg.c (dbr_schedule): Remove unnecessary test.
6407 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
6409 * i386.md (testsi to testqi spliters): New.
6411 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
6413 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
6415 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
6417 * basic-block.h: New flag EDGE_CAN_FALLTHRU
6418 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
6419 that can be made fallthru.
6421 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
6423 * cfglayout.c (cleanup_unconditional_jumps): New static function.
6424 (cfg_layout_initialize): Use it.
6426 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
6428 * config/avr/avr.c (avr_mcu_types): Update supported devices.
6429 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6430 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6432 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
6434 * dbxout.c: Fix formatting.
6435 * dependence.c: Likewise.
6437 * diagnostic.c: Likewise.
6438 * doloop.c: Likewise.
6439 * dominance.c: Likewise.
6440 * doschk.c: Likewise.
6441 * dwarf2asm.c: Likewise.
6442 * dwarf2out.c: Likewise.
6443 * dwarfout.c: Likewise.
6445 2002-05-10 Richard Henderson <rth@redhat.com>
6447 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
6448 Convert integers constants as needed. Replace "nwords" field with
6450 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
6451 * function.h: Fix typo in comment.
6452 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
6454 2002-05-10 Roger Sayle <roger@eyesopen.com>
6456 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
6457 into the equivalent (signed char)c > 0.
6459 2002-05-10 Janis Johnson <janis187@us.ibm.com>
6461 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
6462 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
6463 (struct prefetch_info): Fix spelling of member bytes_accessed.
6464 (emit_prefetch_instructions): Make dump messages more regular;
6465 restructure code to add more dump messages; use new macros for
6466 heuristics. (There are no code generation changes in any of this).
6468 2002-05-10 David S. Miller <davem@redhat.com>
6470 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
6471 (struct rtx_def): Update unchanging flag comment.
6472 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
6473 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
6474 to be handled to INSN too.
6475 (dbr_schedule): Likewise.
6476 * resource.c (next_insn_no_annul): Likewise.
6478 * cse.c (rtx_cost): Remove multiplication by power of 2 special
6481 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6483 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
6484 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
6485 (possibly) work around broken /bin/sh.
6487 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6489 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
6490 . as N64/N32 libgcc_s.so subdirs.
6492 2002-05-10 David S. Miller <davem@redhat.com>
6494 * config/sparc/sparc.md: Use define_constants for unspec numbers.
6496 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
6498 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
6500 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
6501 * doc/rtl.texi: Document these macros more accurately.
6502 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
6503 JUMP_INSNs and CALL_INSNs.
6504 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
6505 or INSN_FROM_TARGET_P if the code is appropriate.
6507 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
6509 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
6510 before using SYMBOL_REF_FLAG (addr).
6512 * config/avr/avr-protos.h (avr_io_address_p): Declare.
6513 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
6514 Make non-static. Update all callers.
6515 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
6516 New insns to clear/set/test a single bit in I/O address space.
6518 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6520 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
6522 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
6524 * Makefile.in: Update.
6525 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
6526 builtin_define_std): New.
6527 (c_common_init): Register CPP builtins callback.
6528 * c-common.h (flag_iso, flag_undef): New.
6529 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
6530 * c-lex.c: Don't include target.h.
6531 (cb_register_builtins): Move to c-common.c.
6532 (init_c_lex): Don't register hook here.
6533 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
6534 (cpp_define, cpp_assert): Remove.
6535 * gcc.c (cc1_options): Pass -undef to front end.
6536 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
6537 (TARGET_INITIALIZER): Update.
6538 * target.h (struct cpp_reader): Don't predeclare.
6539 (struct gcc_target): Remove cpp builtin hook.
6540 * tree.c (default_register_cpp_builtins): Remove.
6544 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
6546 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
6548 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6550 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
6551 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
6553 2002-05-09 Jakub Jelinek <jakub@redhat.com>
6555 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
6556 * config/sparc/libgcc-sparc-glibc.ver: New file.
6557 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
6558 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
6560 2002-05-09 Jakub Jelinek <jakub@redhat.com>
6563 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
6564 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
6565 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
6567 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
6568 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
6569 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
6570 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
6572 2002-05-09 Richard Henderson <rth@redhat.com>
6574 * config/ia64/ia64.md: Use define_constants for unspec numbers.
6575 * config/ia64/ia64.c: Likewise.
6577 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
6579 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
6580 (save_restore_insns): Likewise.
6581 (mips_expand_prologue, mips_expand_epilogue): Update callers.
6582 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
6584 Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
6586 * athlon.md, k6.md, pentium.md, ppro.md): New files.
6587 * i386.md: Move scheduling information into new files.
6589 * i386.md (type attribute): Add "rotate" for rotate insns.
6590 (rotate insns): Set type to "rotate".
6591 (various attributes and function units): Treat rotate like shift.
6592 (pent_pair attribute): Only rotates by one bit position are
6594 (sbb insns): Explicitly set pent_pair attribute on a couple
6595 that were missing it.
6597 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
6599 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
6600 make sure that buffer starts on odd word address.
6601 (sh_va_arg): Skip odd fp registers when reading a double precision
6604 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
6606 * tree.h (preserve_data, object_permanent_p, type_precision):
6609 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
6611 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
6612 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
6614 * cpp.texi: Update for removal of obsolete features.
6616 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
6617 Jeffrey A Law (law@redhat.com)
6619 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
6620 the DFA interface for Pentium processors.
6621 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
6622 (attr_pent_pair, ix86_pent_find_pair): Remove.
6623 (ix86_sched_reorder_pentium): Remove.
6624 (ix86_sched_reorder): Remove reordering for Pentium.
6625 * i386.md (Pentium scheduling): Rewrite using DFA description.
6627 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
6629 * cfganal.c (can_fallthru): Fix fast path.
6630 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
6631 with edges to the next block.
6633 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
6634 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
6636 * final.c (end_final): Use C trees to output data structures for profiling.
6638 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
6639 (profile.o): New dependency profile.h
6640 (final.o): New dependency profile.h
6641 * profile.h: New file. New global structure profile_info.
6642 * final.h (count_edges_instrumented_now): Declare.
6643 (current_function_cfg_checksum): Declare.
6644 (function_list): New structure.
6645 (functions_head, functions_tail): New static variables.
6646 (end_final): Emits more data, removed some -ax stuff.
6647 (final): Stores function names and chcksums.
6648 * gcov-io.h (__write_gcov_string): New function.
6649 (__read_gcov_string): New function.
6650 * gcov.c (read_profile): New function.
6651 (create_program_flow_graph): Uses read_profile instead of reading
6653 (read_files): Removed da_file checking, it's done by read_profile now.
6654 * libgcc2.c (bb_function_info): New structure.
6655 (bb): New field in structure, removed some -ax stuff.
6656 (__bb_exit_func): Changed structure of da_file.
6657 * profile.c (count_edges_instrumented_now): New global variable.
6658 (current_function_cfg_checksum): New global variable.
6659 (max_counter_in_program): New global variable.
6660 (get_exec_counts): New function.
6661 (compute_checksum): New function.
6662 (instrument_edges): Sets count_edges_instrumented_now.
6663 (compute_branch_probabilities): Uses get_exec_counts instead of
6665 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
6666 (init_branch_prob): Removed da_file checking, done in get_exec_counts
6668 (end_branch_prob): Removed da_file checking, done in get_exec_counts
6670 * gcov.texi: Updated information about gcov file format.
6672 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
6674 * sbitmap.c: Fix formatting.
6676 * scan-decls.c: Likewise.
6677 * sched-deps.c: Likewise.
6678 * sched-ebb.c: Likewise.
6679 * sched-rgn.c: Likewise.
6680 * sched-vis.c: Likewise.
6681 * sdbout.c: Likewise.
6682 * sibcall.c: Likewise.
6683 * simplify-rtx.c: Likewise.
6685 * ssa-ccp.c: Likewise.
6686 * ssa-dce.c: Likewise.
6688 * stor-layout.c: Likewise.
6689 * stringpool.c: Likewise.
6691 2002-05-09 David S. Miller <davem@redhat.com>
6693 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
6695 2002-05-07 David S. Miller <davem@redhat.com>
6697 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
6698 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
6699 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
6700 library implementation clobbers the output before the inputs
6701 are fully consumed, use stack temporary for the output.
6703 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
6705 * config/netbsd.h (CPP_SPEC): Remove.
6706 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
6707 * config/i386/netbsd.h (CPP_SPEC): Define.
6708 * config/ns32k/netbsd.h (CPP_SPEC): Define.
6709 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
6710 * config/sparc/netbsd.h (CPP_SPEC): Define.
6711 * config/vax/netbsd.h (CPP_SPEC): Define.
6713 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
6715 * read-rtl.c: Fix formatting.
6717 * recog.c: Likewise.
6718 * regclass.c: Likewise.
6719 * regmove.c: Likewise.
6720 * reg-stack.c: Likewise.
6721 * reload1.c: Likewise.
6722 * reload.c: Likewise.
6723 * resource.c: Likewise.
6724 * rtlanal.c: Likewise.
6726 * rtl-error.c: Likewise.
6728 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
6730 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
6731 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
6733 2002-05-08 Bernd Schmidt <bernds@redhat.com>
6735 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
6736 use __SSE2__ macro instead.
6737 * config/i386/xmmintrin.h: Likewise.
6739 2002-05-08 Janis Johnson <janis187@us.ibm.com>
6741 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
6742 and use it in all invocations of these macros. Clean up comments.
6743 * rtl.c (rtl_check_failed_flag): Add an argument for the name
6744 of the flag access macro whose check failed.
6745 * doc/rtl.texi (Flags): Document additional flag uses.
6747 2002-05-08 Robert Spier <rspier@pobox.com>
6748 Neil Booth <neil@daikokuya.demon.co.uk>
6750 PR preprocessor/6521
6751 * cppfiles.c (handle_missing_header): Don't do anything
6752 different for <> includes.
6754 * cppopts.texi: Update documentation for -MG.
6756 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
6758 * cpplex.c (cpp_interpret_charconst): Truncate as well as
6761 * cpp.texi: Clarify multichar charconst valuation.
6763 2002-05-08 Mark Mitchell <mark@codesourcery.com>
6765 * doc/invoke.texi: Document -mwindiss option.
6767 2002-05-08 Jason Merrill <jason@redhat.com>
6769 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
6771 * dwarf2out.c (gen_type_die): Abort on broken recursion.
6774 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
6777 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
6779 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
6780 little-endian multilibs to override arm/thumb multilibs.
6781 Do not build hardware floating point multilibs, nor apcs-26
6782 multilibs for the Thumb.
6784 2002-05-08 Mark Mitchell <mark@codesourcery.com>
6787 * varasm.c (mark_weak): New function.
6788 (merge_weak): Use it. Do not call declare_weak.
6789 (declare_weak): Use merge_weak.
6791 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
6793 * cse.c (dead_libcall_p): Update counts.
6794 (delete_trivially_dead_insns): Update call of dead_libcall_p.
6796 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
6798 * cfglayout.c (function_tail_eff_head): Rename to ...
6799 (function_footer): ... this one.
6800 (unlink_insn_chain): New functions.
6801 (label_for_bb): Only call block_label and emit debug message.
6802 (record_effective_endpoints): Actually unlink the headers and footers.
6803 (fixup_reorder_cahin): Re-insert the unlinked sequences.
6804 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
6805 * cfglayout.h (struct reorder_block_def): New fields footer/header;
6806 remove eff_head/eff_end.
6807 * rtl.h (set_first_insn): Declare.
6808 * emit-rtl.c (set_first_insn): New function.
6810 * cfglayout.c (fixup_reorder_chain): Dump duplicated
6811 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
6812 cfg_layout_duplicate_bb): New global function.
6813 (duplicate_insn_chain): New static function.
6814 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
6815 cfg_layout_duplicate_bb): Declare.
6816 (struct reorder_block_def): Add "original" field.
6817 * emit-rtl.c (emit_copy_of_insn_after): New function.
6818 * rtl.h (emit_copy_of_insn_after): Declare.
6820 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
6821 (fixup_reorder_chain): properly handle edges to exit block.
6823 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6824 Jan Hubicka <jh@suse.cz>
6826 * basic-block.h (note_prediction_to_br_prob): declare.
6827 * c-semantics.c: Inlucde predit.h
6828 (expand_stmt): predict GOTO_STMT as not taken.
6829 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
6830 (cleanup_cfg): Do not free tail_recursion_list.
6831 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
6832 (flow_delete_block): Kill predictions past end of basic block.
6833 * output.h (delete_unreachable_blocks): Declare.
6834 * predict.c (predicted_by_p, process_note_predictions,
6835 process_note_prediction, last_block_p): New function.
6836 (estimate_probability): Bypass loop on PRED_CONTINUE;
6837 do not handle noreturn heuristics; kill PRED_RETURN; add
6839 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
6840 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
6841 * predict.h (IS_TAKEN): New constant.
6842 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
6843 * rtl.c (NOTE_INSN_PREDICTION): New.
6844 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
6846 (insn_note): add NOTE_INSN_PREDICTION.
6847 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
6848 CFG; free tail_recursion_label_list.
6849 * stmt.c: Include predict.h;
6850 (return_prediction): New.
6851 (expand_value_return): Use it.
6852 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
6854 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
6856 * config/mips/mips.md: Name the unspecs with define_constant.
6857 (*HILO_delay): Rename to 'hilo_delay' (no star).
6858 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
6859 (reload_outdi, reload_outsi): Likewise.
6861 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
6863 * toplev.c: Fix formatting.
6865 2002-05-07 Janis Johnson <janis187@us.ibm.com>
6867 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
6868 * configure.in (ac_rtlflag_checking): New.
6869 * doc/install.texi (--enable-checking): Document RTL flag checking.
6871 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
6873 * c-common.c (c_common_init): Set options->unsigned_wchar.
6874 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
6875 group target dependencies.
6876 (init_builtins, cpp_handle_option): Update.
6877 * cpplex.c (cpp_interpret_charconst): Update.
6878 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
6879 signed_char to unsigned_char, group target dependencies.
6880 * defaults.h (WCHAR_UNSIGNED): Remove.
6881 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
6883 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
6884 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
6885 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
6886 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
6887 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
6889 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
6891 2002-05-07 Mark Mitchell <mark@codesourcery.com>
6893 * fixinc/inclhack.def (windiss_math1): New fix.
6894 (windiss_math2): Likewise.
6895 (windiss_valist): Likewise.
6896 * fixinc/fixincl.x: Regenerated.
6898 2002-05-07 Andreas Jaeger <aj@suse.de>
6900 * genautomata.c (output_internal_min_issue_delay_func): Add
6901 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
6902 (output_internal_trans_func): Likewise.
6904 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
6906 * pa.c (hppa_profile_hook): Use force_reg to get the address
6907 of the profile hook into an appropriate pseudo register.
6909 2002-05-07 Mark Mitchell <mark@codesourcery.com>
6911 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
6912 (LINK_START_SPEC): Handle it.
6913 (LINK_OS_SPEC): Likewise.
6914 (CPP_SPEC): Likewise.
6915 (STARTFILE_SPEC): Likewise.
6916 (LIB_SPEC): Likewise.
6917 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
6919 (CRTSAVRES_DEFAULT_SPEC): New macro.
6920 (LIB_WINDISS_SPEC): New macro.
6921 (CPP_OS_WINDISS_SPEC): Likewise.
6922 (STARTFILE_WINDISS_SPEC): Likewise.
6923 (ENDFILE_WINDISS_SPEC): Likewise.
6924 (LINK_START_WINDISS_SPEC): Likewise.
6925 (LINK_OS_WINDISS_SPEC): Likewise.
6926 * config/rs6000/windiss.h: New file.
6928 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
6930 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
6932 2002-05-06 David S. Miller <davem@redhat.com>
6934 * config/sparc/sparc.md (shift insns): Do not mask off
6935 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
6938 2002-05-06 Richard Henderson <rth@redhat.com>
6941 * expr.c (highest_pow2_factor_for_type): New.
6942 (expand_assignment): Use it.
6944 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
6946 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
6948 ("altivec_mfvscr"): Same.
6950 2002-05-06 Janis Johnson <janis187@us.ibm.com>
6952 * rtl.h (struct rtx_def): Update comments.
6953 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
6954 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
6955 RTL_FLAG_CHECK macros with list of expected RTL codes.
6956 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
6957 (rtl_check_failed_flag): New.
6958 * reload1.c (reload): Use REG macro before changing rtx to MEM.
6959 (reload_cse_noop_set_p): Check rtx code before using access macro.
6960 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
6961 before using access macro.
6963 2002-05-06 Janis Johnson <janis187@us.ibm.com>
6965 * doc/rtl.texi (Flags): Update to reflect current usage.
6967 2002-05-06 Roger Sayle <roger@eyesopen.com>
6970 * fold-const.c (sign_bit_p): New function.
6971 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
6972 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
6973 Reapply fold when converting (A & C) == C into (A & C) != 0.
6974 (fold_binary_op_with_conditional_arg): Fix typo in comment.
6976 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
6978 * c-common.c (warn_multichar): New.
6979 (c_common_init): Set CPP's warn_multichar.
6980 * c-common.h (warn_multichar): New.
6981 * c-decl.c (warn_multichar): Remove.
6982 * c-lex.c (lex_charconst): Update.
6983 * c-tree.h (warn_multichar): Remove.
6984 * cppexp.c (eval_token): Sign-extend charconst value.
6985 * cppinit.c (cpp_create_reader): Set warn_multichar.
6986 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
6987 each character. Update prototype. Sign-extend the result.
6988 * cpplib.h: Fix conditions.
6989 (struct cpp_options): Add new warning flag.
6990 (cpp_interpret_charconst): Update prototype.
6992 * cpp.texi: Update documentation.
6994 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
6996 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
6997 Fix typo in usage of allof instead of unit.
6999 2002-05-06 Richard Henderson <rth@redhat.com>
7001 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
7002 and any jump or call for IN.
7004 2002-05-06 Bernd Schmidt <bernds@redhat.com>
7006 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
7008 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
7010 2002-05-06 Roger Sayle <roger@eyesopen.com>
7012 * fold-const.c (lshift-double): Cast the high word to an unsigned
7013 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
7014 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
7015 avoid compiler warning. (fold): Remove redundant code from
7016 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
7018 2002-05-06 Jeff Law <law@redhat.com>
7020 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
7021 * pa.c (pa_adjust_cost): Remove all true dependency cost
7022 adjustments. Also remove support for non-DFA scheduling.
7023 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
7024 to adjust true dependency costs. Update various comments.
7025 (7100lc, 7200, 7300 scheduling): Simplify by combining the
7026 FP ALU & MPY units into a single unit.
7028 2002-05-06 Catherine Moore <clm@redhat.com>
7030 * config/v850/v850.c (compute_register_save_size): Make sure
7031 to count all of the registers that will be saved.
7033 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
7035 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
7037 2002-05-06 David S. Miller <davem@redhat.com>
7039 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
7040 allow result to overlap input operands in memory.
7042 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
7045 * cpp.texi: Update multichar charconst docs.
7047 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
7049 * cpplex.c (cpp_interpret_charconst): Sign-extend each
7050 character. Don't ignore excess characters. Treat
7051 multicharacter character constants as signed.
7052 (cpp_parse_escape): Clarify diagnostic.
7054 2002-05-05 Jakub Jelinek <jakub@redhat.com>
7056 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
7057 use add instead of shift.
7058 (ashldi3_sp64): Likewise.
7059 (ashlsi3_const1, ashldi3_const1): Remove.
7060 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
7061 * config/sparc/sparc.c (const1_operand): New.
7063 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
7065 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
7067 2002-05-05 Jakub Jelinek <jakub@redhat.com>
7070 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
7072 2002-05-05 Richard Henderson <rth@redhat.com>
7074 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
7075 memory latency adjustments.
7076 (alpha_variable_issue): Remove.
7077 (alpha_use_dfa_pipeline_interface): New.
7078 (alpha_multipass_dfa_lookahead): New.
7079 * config/alpha/alpha.md: Remove define_function_unit scheduling;
7080 include new dfa scheduling.
7081 (attr type): Add none.
7083 * config/alpha/ev4.md: New.
7084 * config/alpha/ev5.md: New.
7085 * config/alpha/ev6.md: New.
7087 2002-05-05 David S. Miller <davem@redhat.com>
7089 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
7091 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
7093 * cse.c: Fix formatting.
7094 * emit-rtl.c: Likewise.
7096 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
7098 * genautomata.c (initiate_states): Add additional guard to
7099 initialize `units_array'.
7101 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
7103 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
7104 process_unit_to_form_the_same_automaton_unit_lists,
7105 form_the_same_automaton_unit_lists
7106 check_unit_distributions_to_automata): New prototypes and
7108 (check_automata): Rename it into `check_automata_insn_issues'.
7109 (unit_decl): New fields `the_same_automaton_unit' and
7110 `the_same_automaton_message_reported_p'.
7111 (unit_decl_t): New typedef.
7112 (the_same_automaton_lists): New gloval variable.
7113 (unit_regexp, unit_set_el, units_array, units_cmp,
7114 output_get_cpu_unit_code_func): Use the typedef.
7115 (evaluate_max_reserv_cycles): Increment
7116 `description->max_insn_reserv_cycles'.
7117 (initiate_states): Don't increment `max_cycles_num'.
7118 (transform_insn_regexps): Move code around transformation of
7119 regexps from `generate'.
7120 (generate): Remove call of `transform_insn_regexps'.
7121 (expand_automata): Call `transform_insn_regexps' and
7122 `check_unit_distributions_to_automata'. Check errors before
7125 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
7126 automaton `ultrasparc3_1'.
7128 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
7130 * c-common.c (c_common_init): Set up CPP arithmetic.
7131 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
7132 something reasonable for the host.
7133 (sanity_checks): Add checks.
7134 (cpp_read_main_file): Call sanity_checks() from here...
7135 (cpp_post_options): ... not here.
7136 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
7137 * cpplib.h (struct cpp_options): New member int_precision.
7139 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7141 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
7143 2002-05-04 David S. Miller <davem@redhat.com>
7145 * config/sparc/linux.h, config/sparc/linux64.h
7146 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
7148 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
7150 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
7152 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
7155 2002-05-05 Tim Josling <tej@melbpc.org.au>
7157 * treelang; New directory for new sample language treelang.
7159 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
7161 * Makefile.in (c-lex.o): Update.
7162 * c-lex.c: Include target.h.
7163 (cb_register_builtins): New.
7164 (init_c_lex): Set builtins callback.
7165 * c-lex.h (cpp_define, cpp_assert): New prototypes.
7166 * cppinit.c (init_builtins): Use callback, including for
7168 * cpplib.h (struct cpp_callbacks): New member.
7169 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
7170 (TARGET_INITIALIZER): Update.
7171 * target.h (struct gcc_target): New hook.
7172 * tree.c (default_register_cpp_builtins): New.
7173 * tree.h (default_register_cpp_builtins): New.
7175 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
7177 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
7179 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
7180 (cpp_post_options): Move sanity checks to...
7181 (sanity_checks): New.
7182 * cpplex.c (maybe_read_ucs): Fix prototype.
7183 (parse_string, cpp_parse_escape): Cast for %c format specifier.
7184 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
7187 2002-05-04 Bernd Schmidt <bernds@redhat.com>
7189 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
7190 builtins. Use V2DI patterns instead of TI for logical operations.
7191 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
7192 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
7193 (ix86_expand_builtins): Change the pattern used for movntdq.
7194 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
7195 sse2_nandv2di3): New patterns.
7196 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
7198 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
7199 (cvtdq2pd): Correct mode on operand 1.
7200 (sse2_umulsidi3): Describe without unspec.
7201 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
7203 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
7204 (ashlv2di3): Likewise, from sse2_ashlv2di3.
7205 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
7206 ashlv4si3, ashlv2di3): Use SImode for shift count.
7207 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
7208 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
7210 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
7212 (__m128i, __m128d): New macros.
7213 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
7214 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
7215 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
7216 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
7217 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
7218 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
7219 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
7220 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
7221 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
7222 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
7223 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
7224 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
7225 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
7226 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
7227 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
7228 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
7229 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
7230 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
7231 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
7232 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
7233 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
7234 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
7235 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
7236 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
7237 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
7238 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
7239 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
7240 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
7241 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
7242 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
7243 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
7244 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
7245 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
7246 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
7247 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
7248 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
7249 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
7251 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
7252 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
7254 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
7256 * dwarf2out.c: Fix formatting.
7257 * varasm.c: Likewise.
7259 2002-05-04 David Edelsohn <edelsohn@gnu.org>
7262 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
7263 clobber and use result as temporary value.
7265 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
7267 * expr.c (force_operand): Use expand_simple_* to handle more
7270 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
7272 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
7274 (lex_charconst): Update for change in prototype of
7275 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
7277 * cpphash.h (BITS_PER_CPPCHAR_T): New.
7278 * cppinit.c (cpp_create_reader): Initialize them for no
7279 change in semantics.
7280 (cpp_post_options): Add sanity checks.
7281 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
7282 and truncation issues. Calculate in type cppchar_t.
7283 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
7284 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
7285 run-time dependent precision correctly. Return whether the
7286 result is signed or not.
7287 * cpplib.c (dequote_string): Use cppchar_t; update.
7288 * cpplib.h (cppchar_signed_t): New.
7289 struct cpp_options): New precision members.
7290 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
7291 * cppexp.c (eval_token): Update.
7293 2002-05-03 David S. Miller <davem@redhat.com>
7295 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
7296 * config/sparc/sparc.c (sparc_rtx_costs): New function
7297 implementing RTX_COSTS and CONST_COSTS.
7298 * config/sparc/sparc.h (CONST_COSTS): Delete.
7299 (RTX_COSTS_CASES): Define.
7300 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
7303 * config/sparc/sparc.md (DFA schedulers): Split out...
7304 * config/sparc/cypress.md, config/sparc/hypersparc.md,
7305 config/sparc/sparclet.md, config/sparc/supersparc.md,
7306 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
7308 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
7309 checks on it, always defined for Sparc.
7311 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
7312 Tweak, and add more detailed comments.
7314 2002-05-03 Zack Weinberg <zack@codesourcery.com>
7316 * Re-apply patch accidentally reverted with
7317 DFA scheduler merge: remove all rules and variables to slurp
7318 source files out of libiberty and rebuild them with HOST_CC.
7319 ($(HOST_PREFIX_1)varray.o): New rule.
7320 (genattrtab rule): Word wrap.
7322 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
7324 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
7325 (CPP_SUBTARGET_SPEC): Define.
7326 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
7327 cpp_subtarget specs.
7328 (CPP_SPEC): Redefine to include %(cpp_subtarget).
7330 2002-05-03 David S. Miller <davem@redhat.com>
7332 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
7333 * target.h (struct gcc_target): Delete cycle_display member.
7335 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
7336 (rtx_needs_barrier): Delete reference to cycle_display unspec.
7337 (ia64_sched_reorder2): Mention need for cycle display handling
7338 once such notes exist.
7340 2002-05-03 Richard Henderson <rth@redhat.com>
7342 * real.c (etoasc): Strip most trailing zeros for clarity.
7343 * sched-vis.c: Include real.h.
7344 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
7345 * Makefile.in (sched-vis.o): Add real.h.
7347 2002-05-03 David S. Miller <davem@redhat.com>
7349 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
7352 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
7354 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
7355 when we get an out of range literal.
7356 (altivec_expand_ternop_builtin): Same.
7357 (altivec_expand_unop_builtin): Same.
7358 (altivec_expand_builtin): Same, for dss.
7359 (altivec_expand_builtin): Use trees instead of rtl when
7360 determining literal argument validity.
7362 2002-05-03 David S. Miller <davem@redhat.com>
7364 Delete cycle display scheduling hook.
7365 * config/ia64/ia64.c (ia64_cycle_display,
7366 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
7367 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
7368 and use emit_insn_before instead of ia64_emit_insn_before.
7369 * config/ia64/ia64.md (unspec usage): Delete cycle display.
7370 (cycle_display): Delete insn pattern.
7371 * config/sparc/sparc.md (unspec usage): Delete cycle display.
7372 (cycle_display): Delete insn pattern.
7373 * config/sparc/sparc.c (sparc_cycle_display,
7374 TARGET_SCHED_CYCLE_DISPLAY): Delete.
7375 * doc/md.texi (cycle_display): Don't mention.
7376 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
7378 2002-05-03 Richard Henderson <rth@redhat.com>
7380 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
7381 * recog.h: Declare them.
7383 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
7384 * config/sparc/sparc.md: Use store_data_bypass_p instead.
7385 * config/sparc/sparc-protos.h: Update.
7387 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
7389 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
7390 -D__arch64__. Add -D_LP64.
7391 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
7393 (CPP_ARCH64_SPEC): Likewise.
7394 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
7395 (NO_BUILTIN_SIZE_TYPE): Undef.
7397 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
7399 * genautomata.c (min_issue_delay_pass_states): Change return type
7401 (min_issue_delay_pass_states): Change the algorithm.
7402 (min_issue_delay): Set up min_insn_issue_delay for the state.
7403 (output_min_issue_delay_table): Interchange the nested loops and
7404 and initiate min_insn_issue_delay for states.
7406 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
7408 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
7411 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
7413 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
7416 2002-05-03 Richard Henderson <rth@redhat.com>
7419 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
7420 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
7421 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
7422 code before JUMP, not EARLIEST.
7424 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
7426 * c-format.c (check_format_info_main): Don't check for presence of
7427 parameter for * width until after operand number has been read,
7428 and only check for it if format parameters are available.
7431 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
7433 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
7434 (LINK_SPEC): Undef before defining.
7436 2002-05-03 Jakub Jelinek <jakub@redhat.com>
7438 PR preprocessor/6489
7439 * tradcpp.c (fixup_newlines): New.
7440 (main, finclude): Use it.
7442 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
7444 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
7445 * config/mips/mips.c (mips_unique_section): Strip encoding from
7448 2002-05-03 Jakub Jelinek <jakub@redhat.com>
7450 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
7453 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7455 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
7456 (Specific): Removed buildstats references.
7457 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
7458 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
7459 Accomodate Solaris versions beyond 8.
7460 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
7461 (Specific, *-*-solaris2.8): Removed, obsolete.
7463 2002-05-03 Jakub Jelinek <jakub@redhat.com>
7466 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
7467 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
7468 fill leaf_reg_remap with identity.
7469 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
7471 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
7473 * config/h8300/crti.asm: Remove trailing spaces.
7474 * config/h8300/h8300.c: Likewise.
7475 * config/h8300/lib1funcs.asm: Likewise.
7477 2002-05-02 Jason Merrill <jason@redhat.com>
7479 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
7480 * c-decl.c (c_init_decl_processing): Use it.
7481 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
7482 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
7483 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
7485 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
7487 * regrename.c: Fix formatting.
7490 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
7492 * i386.md (attribute memory): Handle compares properly.
7494 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
7496 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
7499 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
7501 * function.c: Fix formatting.
7503 2002-05-02 Jan Hubicka <jh@suse.cz>
7505 * haifa-sched.c (schedule_insn): Print table of instructions and
7507 (sched_block): Do not print ready list at verbosity level 1.
7508 * sched-vis.c (print_insn): Make global.
7509 * sched-ebb.c (ebb_print_insn): Rename from...
7510 (print_insn): ... this one.
7511 * sched-int.h (print_insn): Declare
7513 2002-05-02 Richard Henderson <rth@redhat.com>
7515 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
7516 emitted by cycle_display.
7518 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
7520 * doc/install.texi (*-*-freebsd*): Update to latest status.
7522 2002-05-02 Jakub Jelinek <jakub@redhat.com>
7525 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
7526 * config/float-sparc.h: Assume 128-bit long double if
7527 __LONG_DOUBLE_128__ is defined.
7529 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
7531 * genattrtab.c (write_function_unit_info): Add a dummy element
7532 when num_units == 0.
7534 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7536 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
7537 TYPE_MODE (double_type_node) instead of DFmode.
7539 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
7541 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
7543 * toplev.c (rest_of_compilation): Revert Richard's patch.
7545 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7547 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
7549 2002-05-02 Catherine Moore <clm@redhat.com>
7551 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
7553 2002-05-02 Kazu Hirata <kazu@hxi.com>
7555 * combine.c: Fix comment typos.
7557 * genautomata.c: Likewise.
7561 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
7563 * doc/install.texi: State GNAT version requirements.
7565 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
7567 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
7568 of the frame pointer or arg pointer register which strict register
7569 checking is not enabled.
7571 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
7573 * gcc.dg/altivec-8.c: New.
7575 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
7576 PRE_INC and PRE_DEC for altivec modes.
7578 2002-05-01 Bruce Korb <bkorb@gnu.org>
7580 * fixinc/check.tpl(set-writable): make sure the function exists first
7581 * fixinc/inclhack.def(alpha_assert): fix test_text
7582 * fixinc/tests/base/assert.h: add in missing result
7584 2002-05-01 Jeff Law <law@redhat.com>
7586 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
7589 2002-05-01 Joel Brobecker <brobecker@gnat.com>
7591 * dbxout.c (dbxout_type): Emit size information for range types,
7592 as well, but only when using GDB extensions.
7594 2002-05-01 Richard Henderson <rth@redhat.com>
7596 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
7597 target-independent gnu binutils date test.
7599 2002-05-01 Richard Henderson <rth@redhat.com>
7601 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
7602 info before expunging the block.
7604 2002-05-01 Jakub Jelinek <jakub@redhat.com>
7606 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
7607 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
7608 -M -or -MM is in effect.
7610 2002-05-01 Zack Weinberg <zack@codesourcery.com>
7612 * config.gcc: Correct test of --enable-obsolete. Obsolete all
7613 A29k configurations.
7614 * doc/install.texi: Update to match.
7616 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7619 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
7620 for duplicates. Always loop over whole list.
7622 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7624 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
7626 2002-05-01 Joel Sherrill <joel@OARcorp.com>
7628 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
7631 2002-05-01 Joel Sherrill <joel@OARcorp.com>
7633 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
7635 2002-05-01 David Edelsohn <edelsohn@gnu.org>
7637 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
7638 (nabs_nopower): Same.
7639 (floatdisf2): New pattern.
7640 (absdi2): Convert to define_insn_and_split.
7645 (fix_trunctfdi2): Same.
7646 (fix_trunctfsi2): Same.
7648 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
7650 * doc/install.texi: Update Texinfo version requirement
7653 2002-05-01 Jakub Jelinek <jakub@redhat.com>
7655 PR target/6512, PR target/5628
7656 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
7657 when memory is not aligned.
7658 (movdf_insn_v9only_vis): Likewise.
7659 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
7660 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
7661 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
7663 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
7665 * gcc.dg/altivec-7.c: New.
7667 * config/rs6000/altivec.h: Cleanup.
7669 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
7671 * doc/invoke.texi (Option Summary): Add -mvrsave=.
7672 (RS/6000 and PowerPC Options): Document -mvrsave=.
7674 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
7675 (rs6000_altivec_vrsave_string): Same.
7676 (rs6000_override_options): Call rs6000_parse_vrsave_option.
7677 (rs6000_parse_vrsave_option): New.
7678 (rs6000_stack_info): Only generate vrsave instructions when
7679 TARGET_ALTIVEC_VRSAVE.
7681 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
7682 (rs6000_altivec_vrsave_string): Define extern.
7683 (rs6000_altivec_vrsave): Same.
7684 (TARGET_ALTIVEC_VRSAVE): New.
7686 2002-04-30 Richard Henderson <rth@redhat.com>
7689 * toplev.c (rest_of_compilation): Don't run cross-jump before
7692 2002-04-30 Tom Rix <trix@redhat.com>
7694 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
7695 check which_alternative.
7697 2002-04-30 Kazu Hirata <kazu@hxi.com>
7699 * cpplex.c: Fix comment formatting.
7700 * function.c: Likewise.
7701 * integrate.c: Likewise.
7702 * regrename.c: Likewise.
7703 * sibcall.c: Likewise.
7704 * simplify-rtx.c: Likewise.
7705 * tree-inline.c: Likewise.
7707 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
7709 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
7710 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
7711 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
7712 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
7713 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
7714 * pa/x-ada: New file. Define ADA_CFLAGS.
7716 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
7718 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
7719 from MMIX_LAST_REGISTER_FILE_REGNUM.
7720 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
7721 (struct machine_function): New member highest_saved_stack_register
7722 previously static variable in mmix.c.
7723 (MACHINE_DEPENDENT_REORG): Define.
7724 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
7725 (MMIX_OUTPUT_REGNO): New.
7726 (mmix_target_asm_function_prologue): Move calculation of last used
7727 saved-stack-register into...
7728 (mmix_machine_dependent_reorg): New function. Update to also handle
7730 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
7731 register names, simplify somewhat by new variable regno.
7732 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
7734 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
7735 emitting register names.
7736 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
7737 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
7739 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
7742 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
7744 2002-04-30 Richard Henderson <rth@redhat.com>
7746 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
7747 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
7748 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
7749 emit_tfmode_cvt): New.
7750 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
7751 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
7752 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
7753 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
7754 * config/sparc/sparc-protos.h: Update.
7756 2002-04-30 Janis Johnson <janis187@us.ibm.com>
7758 * install.texi (Final install): Add to the list of info to include
7759 in a report of a successful bootstrap, and add link to 3.1 list.
7761 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
7763 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
7764 (mode): Add vector modes
7765 (i387): Kill attribute.
7766 (unit): New attribute.
7767 (length_immediate): Grok new types.
7768 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
7769 (modrm): Use "unit".
7770 (memory): Handle MMX/SSE properly.
7771 (scheduling descriptions): Kill uses of fop1.
7772 (sse, mmx, fp patterns): Set type and mode properly.
7774 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
7776 * pa.c (override_options): Default to PA8000 scheduling.
7777 * doc/invoke.texi (HP-PA options): Mention newly added 7300
7778 scheduling parameter.
7780 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
7781 handling of double precision multiplies.
7783 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
7784 fpdiv and fpsqrt instructions.
7785 (7200 & 7300 scheduling): Fix typo in handling of
7786 store-load and store-store penalties.
7788 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7790 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
7791 mips. Add two missing commas.
7793 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
7795 * doc/contrib.texi (Contributors): Update Paolo Carlini's
7796 and Benjamin Kosnik's entries.
7798 2002-04-29 David S. Miller <davem@redhat.com>
7800 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
7801 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
7802 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
7803 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
7805 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7807 * combine.c (find_split_point): Use gen_int_mode.
7809 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
7811 Merging code from dfa-branch:
7813 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
7815 * genautomata.c (output_reserv_sets): Fix typo.
7817 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
7819 * genautomata.c (output_reserv_sets): Remove
7820 next_cycle_output_flag.
7822 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
7824 * sched-rgn.c (init_ready_list): Make the DFA code handle
7825 USE/CLOBBER insns in the same way as the traditional
7827 (new_ready): Similarly..
7829 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
7831 * haifa-sched.c (schedule_block): Change the DFA state only after
7834 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
7836 * pa.c (hppa_use_dfa_pipeline_interface): New function.
7837 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
7838 (override_options): Add PA7300 scheduling support.
7839 (pa_adjust_cost): Update various comments. Properly
7840 handle anti and output dependencies when using the
7842 (pa_issue_rate): Add PA7300 scheduling support.
7843 (pa_can_combine_p): Call extract_insn before calling
7844 constrain_operands (taken from mainline tree).
7845 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
7846 * pa.md (cpu attr): Add 7300. Rewrite pipeline
7847 descriptions using DFA descriptions. Add PA7300
7850 2002-03-30 David S. Miller <davem@redhat.com>
7852 Add UltraSPARC-III DFA scheduling support.
7853 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
7854 Update FP conditional move on register insn patterns to use it, as
7856 (define_attr cpu): Add ultrasparc3.
7857 (define_attr us3load_type): New, update integer load patterns to
7858 set it, as appropriate.
7859 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
7860 (rest): Add UltraSPARC3 scheduling description.
7861 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
7862 (PROCESSOR_ULTRASPARC3): New.
7863 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
7864 ({ASM,CPP}_CPU_SPEC): Likewise.
7865 (REGISTER_MOVE_COST): Likewise.
7866 (RTX_COSTS): Likewise.
7867 * config/sparc/sparc.c (sparc_override_options,
7868 sparc_initialize_trampoline, sparc64_initialize_trampoline,
7869 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
7870 sparc_issue_rate): Likewise.
7871 * config/sparc/sol2.h: Likewise.
7872 * config/sparc/sol2-sld-64.h: Likewise.
7873 * config/sparc/linux64.h: Likewise.
7875 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
7877 * doc/md.texi: Add comments about usage the latency time for the
7878 different dependencies and about case when two or more conditions
7879 in different define_insn_reservations returns TRUE for an insn.
7881 * doc/md.texi: Add reference for automaton based pipeline
7884 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
7886 * doc/passes.texi: Add missed information about genattrtab.
7888 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
7890 * genautomata.c (output_automata_list_transition_code): Check
7891 automata_list on NULL.
7893 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
7895 * genautomata.c (output_insn_code_cases,
7896 output_automata_list_min_issue_delay_code,
7897 output_automata_list_transition_code,
7898 output_automata_list_state_alts_code): Comment the functions.
7900 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
7902 * genautomata.c (automata_list_el_t): New typedef.
7903 (get_free_automata_list_el,free_automata_list_el,
7904 free_automata_list, automata_list_hash, automata_list_eq_p,
7905 initiate_automata_lists, automata_list_start, automata_list_add,
7906 automata_list_finish, finish_automata_lists,
7907 output_insn_code_cases, output_automata_list_min_issue_delay_code,
7908 output_automata_list_transition_code,
7909 output_automata_list_state_alts_code, add_automaton_state,
7910 form_important_insn_automata_lists): New functions and prototypes.
7911 (insn_reserv_decl): Add members important_automata_list and
7913 (ainsn): Add members important_p.
7914 (automata_list_el): New structure.
7915 (first_free_automata_list_el, current_automata_list,
7916 automata_list_table): New global variables.
7917 (create_ainsns): Initiate member important_p.
7918 (output_internal_min_issue_delay_func): Generate the switch and
7919 call output_insn_code_cases.
7920 (output_internal_trans_func, output_internal_state_alts_func):
7922 (generate): Call initiate_automata_lists.
7923 (automaton_states): New global variable.
7924 (expand_automata): Call form_important_insn_automata_lists.
7925 (write_automata): Call finish_automata_lists.
7927 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
7929 * genautomata.c (add_excls, add_presence_absence): Check that
7930 cpu units in the sets belong the same automaton.
7932 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
7933 about that cpu units in the sets belong the same automaton.
7935 * doc/md.texi: Ditto.
7937 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
7938 Nitin Gupta <niting@noida.hcltech.com>
7940 * config/sh/sh.c (sh_use_dfa_interface): New function.
7942 (sh_issue_rate): New Function.
7943 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
7944 TARGET_SCHED_ISSUE_RATE: define.
7946 * config/sh/sh.md: Add DFA based pipeline description for SH4.
7948 (define_attr insn_class): New attribute used for DFA
7950 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
7951 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
7952 cmpeqdi_t): Likewise.
7954 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
7955 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
7957 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
7959 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
7961 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
7964 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
7966 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
7967 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
7969 (output_dfa_start_func): Initiate new variable insn_codes_length,
7970 (write_automata): Output definition of the new variable.
7972 2001-10-02 David S. Miller <davem@redhat.com>
7974 * haifa-sched.c (advance_one_cycle): New function.
7975 (schedule_block): Use it.
7976 (queue_to_ready): Use it, and also make sure to advance the DFA
7977 state on all stall cycles, not just those where insn_queue links
7980 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
7982 * haifa-sched.c (max_issue): Remove last_p argument. Only return
7983 non-zero if the highest-priority instruction could be scheduled.
7984 (choose_ready): Remove last argument from max_issue call.
7986 2001-09-28 David S. Miller <davem@redhat.com>
7988 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
7989 ultrasparc and 3 for other multi-issue sparcs.
7991 2001-09-27 David S. Miller <davem@redhat.com>
7993 * config/sparc/sparc.md (cycle_display): New pattern.
7994 * config/sparc/sparc.c (sparc_cycle_display): New.
7995 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
7997 2001-09-25 David S. Miller <davem@redhat.com>
7999 Convert all of Sparc scheduling to DFA
8000 * config/sparc/sparc.md: Kill all define_function_unit
8001 directives and replace with DFA equivalent.
8002 * config/sparc/sparc.c (ultrasparc_adjust_cost,
8003 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
8004 ultra_fpmode_conflict_exists, ultra_find_type,
8005 ultra_build_types_avail, ultra_flush_pipeline,
8006 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
8007 ultrasparc_variable_issue, ultrasparc_sched_init,
8008 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
8009 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
8010 ultra_cur_hist, ultra_cycles_elapsed): Kill.
8011 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
8012 ultrasparc_store_bypass_p): New.
8013 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
8016 2001-09-24 David S. Miller <davem@redhat.com>
8018 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
8019 ready->vec[foo] not ready[foo].
8021 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
8023 * doc/md.texi: Correct examples for define_insn_reservations
8026 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
8028 * genautomata.c (create_automata): Print message about creation of
8030 (generate): Remove printing meease about creation of
8033 2001-09-05 David S. Miller <davem@redhat.com>
8035 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
8036 * config/sparc/linux64.h: Likewise.
8038 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
8040 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
8041 schedule_block, sched_init, sched_finish): Add missed calls of
8042 use_dfa_pipeline_interface.
8044 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
8047 * sched-vis.c (get_visual_tbl_length): Ditto.
8049 2001-08-27 Richard Henderson <rth@redhat.com>
8051 * genattr.c (main): Emit state_t even when not doing scheduling.
8053 2001-08-27 Richard Henderson <rth@redhat.com>
8055 * genautomata.c (expand_automata): Always create a description.
8057 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
8059 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
8060 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
8061 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
8064 * genattr.c (main): New variable num_insn_reservations. Increase
8065 it if there is DEFINE_INSN_RESERVATION. Output automaton based
8066 pipeline hazard recognizer interface.
8068 * genattrtab.h: New file.
8070 * genattrtab.c: Include genattrtab.h.
8071 (attr_printf, check_attr_test, make_internal_attr,
8072 make_numeric_value): Move protypes into genattrtab.h. Define them
8074 (num_dfa_decls): New global variable.
8075 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
8076 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
8077 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
8078 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
8080 * genautomata.c: New file.
8082 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
8084 * sched-int.h: (curr_state): Add the external definition for
8085 automaton pipeline interface.
8086 (haifa_insn_data): Add comments for members blockage and units.
8088 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
8089 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
8090 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
8091 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
8092 TARGET_SCHED_DFA_POST_CYCLE_INSN,
8093 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
8094 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
8096 (TARGET_SCHED): Use the new macros.
8098 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
8099 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
8100 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
8101 dfa_bubble): New members in gcc_target.sched.
8103 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
8104 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
8105 (insn_queue): Redefine it as pointer to array.
8106 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
8108 (max_insn_queue_index_macro_value): New variable.
8109 (curr_state, dfa_state_size, ready_try): New varaibles for
8110 automaton interface.
8111 (ready_element, ready_remove, max_issue): New function prototypes
8112 for automaton interface.
8113 (choose_ready): New function prototype.
8114 (insn_unit, blockage_range): Add comments.
8115 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
8116 FUNCTION_UNITS_SIZE == 0.
8117 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
8118 actual_hazard, potential_hazard): Add comments.
8119 (insn_cost): Use cost -1 as undefined value. Remove
8120 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
8122 (ready_element, ready_remove): New functions for automaton
8124 (schedule_insn): Add new code for automaton pipeline interface.
8125 (queue_to_ready): Add new code for automaton pipeline interface.
8126 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
8127 (debug_ready_list): Print newline when the queue is empty.
8128 (max_issue): New function for automaton pipeline interface.
8129 (choose_ready): New function.
8130 (schedule_block): Add new code for automaton pipeline interface.
8131 Print ready list before scheduling each insn.
8132 (sched_init): Add new code for automaton pipeline interface.
8133 Initiate insn cost by -1.
8134 (sched_finish): Free the current automaton state and finalize
8135 automaton pipeline interface.
8137 * sched-rgn.c: Include target.h.
8138 (init_ready_list, new_ready, debug_dependencies): Add new code for
8139 automaton pipeline interface.
8141 * sched-vis.c: Include target.h.
8142 (get_visual_tbl_length): Add code for automaton interface.
8143 (target_units, print_block_visualization): Add comments.
8145 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
8146 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
8147 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
8148 (getruntime.o, genautomata.o): New entries.
8149 (genattrtab.o): Add new dependency file genattrtab.h.
8150 (genattrtab): Add new dependencies. Link it with `libm.a'.
8151 (getruntime.o, hashtab.o): New entries for canadian cross.
8153 * doc/md.texi: Description of automaton based model.
8155 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
8157 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
8158 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
8159 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
8160 TARGET_SCHED_DFA_POST_CYCLE_INSN,
8161 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
8162 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
8163 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
8165 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
8166 MAX_DFA_ISSUE_RATE): New macro descriptions.
8168 * doc/contrib.texi: Add dfa based scheduler contribution.
8170 * doc/gcc.texi: Add more information about genattrtab.
8172 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8174 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
8175 adjust_address_nv call.
8177 2002-04-29 Janis Johnson <janis187@us.ibm.com>
8179 * doc/install.texi (Testing): Provide additional information, and
8180 a stronger encouragement, for running the testsuites.
8182 2002-04-29 DJ Delorie <dj@redhat.com>
8184 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
8185 given in upper case.
8187 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8189 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
8190 Solaris 2 <widec.h> if missing.
8191 * fixinc/fixincl.x: Regenerate.
8192 * fixinc/tests/base/widec.h: New file.
8194 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
8196 * toplev.c (f_options): Add "profile" switch so that
8197 -fno-profile can be used to disable -p.
8199 2002-04-29 Bernd Schmidt <bernds@redhat.com>
8201 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
8203 * tree.c (build_common_tree_nodes_2): Likewise.
8204 * tree.h (enum tree_index): Likewise.
8205 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
8207 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
8209 (init_mmx_sse_builtins): Initialize SSE2 builtins.
8210 (ix86_expand_builtin): Add support for SSE2 builtins.
8211 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
8212 (VALID_SSE_REG_MODE): Use it.
8213 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
8214 (enum ix86_builtins): Add SSE2 builtins.
8215 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
8216 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
8217 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
8218 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
8219 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
8220 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
8221 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
8222 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
8223 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
8224 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
8225 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
8226 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
8227 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
8228 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
8229 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
8230 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
8231 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
8232 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
8233 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
8234 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
8235 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
8236 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
8237 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
8238 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
8239 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
8240 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
8241 lfence_insn): New patterns.
8242 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
8243 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
8245 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
8247 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
8249 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8251 * doc/contrib.texi (Contributors): Add Paolo Carlini and
8253 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
8254 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
8255 and CPU instead of cpu.
8257 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
8259 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
8261 (lang_independent_options): Add -fif-conversion, -fif-conversion2
8262 (rest_of_compilation): Do if conversion only when asked for.
8263 (parse_options_and_default_flags): Set new variables to 1 for -O1
8264 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
8266 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
8268 * i386.c (dbx64_register_map): Fix typo.
8270 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
8272 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
8273 real_one_half, real_bb_freq_max): New static variables.
8274 (debug_profile_bbauxs): Kill.
8275 (process_note_predictions): Kill unused variable.
8276 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
8278 (propagate_freq): Use REAL_ARITHMETICS.
8279 (estimate_bb_frequencies): Likevise; init new static variables.
8280 * Makefile.in (predict.o): Add dependency on real.h
8282 2002-04-28 David S. Miller <davem@redhat.com>
8285 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
8286 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
8287 several {reads,writes} instead.
8288 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
8291 2002-04-27 David S. Miller <davem@redhat.com>
8294 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
8297 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
8298 including signal.h and sys/ucontext.h, not needed.
8300 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
8302 * varasm.c (output_constant_def): Correct test for not calling
8303 ENCODE_SECTION_INFO for INTEGER_CST.
8305 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
8307 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
8308 keep most cases as function eval_token.
8309 (eval_token): New function.
8310 (_cpp_parse_expr): Read token here for improved diagnostics.
8311 Don't use op_as_text. Detect bad ':' here.
8312 (reduce): Don't detect bad ':' here.
8313 (op_as_text): Remove.
8314 * cpphash.h (_cpp_test_assertion): Change prototype.
8315 * cpplib.c (_cpp_test_assertion): Change prototype.
8317 2002-04-28 Richard Henderson <rth@redhat.com>
8320 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
8321 (ggc_mark_rtx_children): New.
8323 2002-04-28 Jakub Jelinek <jakub@redhat.com>
8326 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
8327 after call peepholes for UltraSPARC.
8328 (call + jump 64-bit peepholes): Remove.
8330 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8333 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
8334 result as temporary value.
8336 2002-04-28 Jakub Jelinek <jakub@redhat.com>
8339 * toplev.c (rest_of_compilation): Only run regrename and copy
8340 propagation if optimizing.
8342 2002-04-28 Jakub Jelinek <jakub@redhat.com>
8344 PR optimization/6475
8345 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
8346 register of REGNO_DECL (i).
8347 * Makefile.in (reload1.o): Add $(TREE_H).
8349 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
8351 * cppexp.c (lex): Update to use state.skip_eval.
8352 (struct op): Remove prio and flags members.
8353 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
8354 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
8355 (LEFT_ASSOC): New macro.
8356 (optab): New table of operator priorities and flags.
8358 (_cpp_parse_expr): Clean up logic. Return bool. Use a
8359 malloc-ed parser stack.
8360 (reduce): New; reduce the operator stack.
8361 (_cpp_expand_op_stack): Expand the operator stack as necessary.
8362 * cpphash.h (struct op): Predeclare.
8363 (struct cpp_reader): New members op_stack, op_limit.
8364 (struct lexer_state): New member skip_eval.
8365 (_cpp_parse_expr): Update.
8366 (_cpp_expand_op_stack): New.
8367 * cpplib.c (do_if): Update.
8368 * cppinit.c (cpp_create_reader): Create op stack.
8369 (cpp_destroy): And destroy it.
8370 * cpplib.h (CPP_LAST_CPP_OP): Correct.
8371 (TTYPE_TABLE): Correct.
8373 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8376 * c-decl.c (duplicate_decls): Call merge_weak.
8377 * c-pragma.c (apply_pragma_weak): Warn about misuse.
8378 * output.h (merge_weak): Prototype merge_weak.
8379 * varasm.c (merge_weak): New function.
8380 (declare_weak): Make sure we don't give an error on VAR_DECLs.
8381 Mark RTL with SYMBOL_REF_WEAK.
8383 2002-04-27 Kurt Garloff <garloff@suse.de>
8385 * tree-inline.c (inlinable_function_p): Improve heuristics
8386 by using a smoother function to cut down allowable inlinable size.
8387 * param.def: Add parameters max-inline-insns-single,
8388 max-inline-slope, min-inline-insns that determine the exact
8389 shape of the above function.
8390 * param.h: Likewise.
8392 2002-04-26 Richard Henderson <rth@redhat.com>
8394 * c-parse.in (malloced_yyss, malloced_yyvs): New.
8395 (yyoverflow): Re-add. Set them.
8396 (free_parser_stacks): New.
8397 * c-common.h: Declare it.
8398 * c-lex.c (c_common_parse_file): Call it.
8400 2002-04-26 Richard Henderson <rth@redhat.com>
8402 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
8403 for fallthru search.
8405 2002-04-26 Eric Christopher <echristo@redhat.com>
8407 PR optimization/3700
8408 * config/mips/mips.c (mips_issue_rate): Define. New function.
8409 (TARGET_SCHED_ISSUE_RATE): Use.
8411 2002-04-25 David S. Miller <davem@redhat.com>
8414 * reorg.c (optimize_skip): Do not allow exception causing
8415 instructions to be considered for delay slots.
8416 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
8417 (relax_delay_slots): Do not try to consider exception causing
8418 instructions as redundant.
8420 2002-04-26 Richard Henderson <rth@redhat.com>
8423 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
8425 2002-04-26 Mark Mitchell <mark@codesourcery.com>
8428 * config/i386/i386.md (untyped_call): Return the value in a float
8429 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
8432 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
8434 * tree.c (tree_int_cst_lt): Compare constants whose types differ
8435 in unsigned-ness correctly.
8437 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
8439 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
8440 portable runtime model.
8442 2002-04-26 Richard Henderson <rth@redhat.com>
8444 * c-parse.in (yyoverflow): Revert.
8446 2002-04-26 David Edelsohn <edelsohn@gnu.org>
8447 Richard Henderson <rth@redhat.com>
8449 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
8450 result as temporary value.
8452 2002-04-26 Richard Henderson <rth@redhat.com>
8455 * c-common.c (fix_string_type): Split out of ...
8456 (combine_strings): ... here. Take a varray, not a tree list.
8457 (c_expand_builtin_printf): Use fix_string_type.
8458 * c-common.h: Update decls.
8459 * c-parse.in (string): Remove. Update all uses to use STRING
8460 instead, and not call combine_strings.
8463 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
8464 (build_asm_stmt): Likewise.
8465 * objc/objc-act.c (my_build_string): Use fix_string_type.
8466 (build_objc_string_object): Build varray for combine_strings.
8468 2002-04-26 Bo Thorsen <bo@suse.co.uk>
8470 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
8473 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
8475 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
8476 (HAVE_NO_R_OPERAND): Remove.
8477 (HAVE_VALUE): Remove.
8478 (op_to_prio): Update.
8479 (UNARY): Don't alter flags.
8480 (_cpp_parse_expr): want_value used to indicate whether
8481 a number or unary operator is expected next. Distinguish
8482 unary and binary +/-.
8483 (op_as_text): Update for unary operators.
8485 2002-04-25 Richard Henderson <rth@redhat.com>
8488 * c-parse.in (yyoverflow): New.
8490 2002-04-25 Richard Henderson <rth@redhat.com>
8493 * c-common.c (shorten_compare): Simplfy conditions leading to
8494 the generation of a warning.
8496 2002-04-25 Richard Henderson <rth@redhat.com>
8499 * expmed.c (extract_bit_field): Fall through to generic code rather
8500 than aborting on subreg special case.
8502 2002-04-25 David S. Miller <davem@redhat.com>
8504 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
8505 for DECL being NULL.
8507 2002-04-25 Steve Christiansen <smc@us.ibm.com>
8509 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
8511 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
8513 * c-decl.c (grokdeclarator): Remove outdated ??? note
8514 on invalid declaration of flexible array members.
8516 2002-04-25 Richard Henderson <rth@redhat.com>
8518 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
8520 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
8522 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
8523 needed by the compiler, even if they are used as global regs.
8525 2002-04-25 Matt Hiller <hiller@redhat.com>
8527 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
8529 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
8530 of the corresponding functions.
8531 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
8534 2002-04-25 Matt Hiller <hiller@redhat.com>
8536 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
8538 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
8539 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
8540 registers, adjust comment accordingly.
8541 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
8542 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
8543 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
8544 for coprocessor registers.
8545 (ADDITIONAL_REGISTER_NAMES): Include
8546 ALL_COP_ADDITIONAL_REGISTER_NAMES.
8548 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
8549 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
8550 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
8551 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
8552 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
8554 (mips_char_to_class): Adjust comment to include coprocessor
8557 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
8559 (mips_reg_names, mips_regno_to_class): Include coprocessor
8561 (mips_sw_reg_names): Ditto, make non-static.
8562 (mips_move_1word): Handle moves to and from coprocessor registers.
8563 (mips_move_2words): Handle moves to and from coprocessor
8565 (mips_class_max_nregs, mips_register_move_cost): Handle
8566 coprocessor register classes.
8567 (override_options): Initialize mips_char_to_class and
8568 mips_hard_regno_mode_ok properly for coprocessor registers.
8570 * config/mips/mips.md (movdi_internal, movdi_internal2,
8571 movsi_internal1, movsi_internal2): Add constraint-sets for
8572 coprocessor registers.
8573 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
8574 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
8576 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
8577 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
8579 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
8580 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
8582 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
8583 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
8586 * doc/tm.texi: Document feature.
8588 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
8590 * integrate.c (function_attribute_inlinable_p): Simplify.
8591 Check the table pointer is not NULL.
8593 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
8595 * doc/c-tree.texi: Fix typo in introduction.
8597 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
8599 * c-common.h (c_common_parse_file): Update.
8600 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
8601 * c-lex.c (YYDEBUG): Get from c-lex.h.
8602 (c_common_parse_file): Update.
8603 * c-lex.h (YYDEBUG, yydebug): New.
8604 * c-parse.in (YYDEBUG): Get from c-lex.h.
8605 (c_set_yydebug): Remove.
8606 * c-tree.h (c_set_yydebug): Remove.
8607 * langhooks-def.h (lhd_do_nothing_i): New.
8608 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
8609 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
8610 * langhooks.c (lhd_do_nothing_i): New.
8611 (lhd_set_yydebug): Remove.
8612 * langhooks.h (struct lang_hooks): Update.
8613 * toplev.c (set_yydebug): New.
8614 (compile_file): Update call to parse_file hook.
8615 (decode_d_option): Update.
8617 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
8619 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
8621 * loop.c (load_mems): Don't change the interface of called functions.
8623 * calls.c (expand_call): Take current_function_pretend_args_size
8624 into account when setting argblock for sibcalls.
8626 2002-04-24 Matt Hiller <hiller@redhat.com>
8628 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
8631 * cpplex.c (skip_line_comment): Process comment one multibyte
8632 character at a time rather than one char at a time, if
8634 (parse_string): Process string one multibyte character at a time
8635 rather than one char at a time, if appropriate.
8636 * c-lex.c (lex_string): Lex and copy multibyte strings
8638 * cpplib.h (cppchar_t): Change to unsigned.
8640 2002-04-24 Richard Henderson <rth@redhat.com>
8643 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
8646 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
8648 * sh.c (sh_va_arg): If argument was passed by reference,
8649 dereference the pointer.
8651 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
8653 * sh.md (divsi3_i4_media): Use match_operand for input values
8654 rather than hard registers.
8655 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
8656 unnecessarily through hard registers. Keep copies of pseudo
8657 registers outside of the libcall sequence.
8659 * sh.md (casesi_shift_media): Add modes.
8661 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
8664 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
8666 * attribs.c (c_common_attribute_table): Move table and handlers
8668 (format_attribute_table, lang_attribute_table,
8669 lang_attribute_common): Remove.
8670 (init_attributes): Replace NULL pointers with pointers to the
8672 (handle_packed_attribute, handle_nocommon_attribute,
8673 handle_common_attribute, handle_noreturn_attribute,
8674 handle_noinline_attribute, handle_always_inline_attribute,
8675 handle_used_attribute, handle_unused_attribute,
8676 handle_const_attribute, handle_transparent_union_attribute,
8677 handle_constructor_attribute, handle_destructor_attribute,
8678 handle_mode_attribute, handle_section_attribute,
8679 handle_aligned_attribute, handle_weak_attribute,
8680 handle_alias_attribute, handle_visibility_attribute,
8681 handle_no_instrument_function_attribute, handle_malloc_attribute,
8682 handle_no_limit_stack_attribute, handle_pure_attribute,
8683 handle_deprecated_attribute, handle_vector_size_attribute,
8684 vector_size_helper): Move to c-common.c.
8685 * c-common.c (c_common_attribute_table,
8686 handle_packed_attribute, handle_nocommon_attribute,
8687 handle_common_attribute, handle_noreturn_attribute,
8688 handle_noinline_attribute, handle_always_inline_attribute,
8689 handle_used_attribute, handle_unused_attribute,
8690 handle_const_attribute, handle_transparent_union_attribute,
8691 handle_constructor_attribute, handle_destructor_attribute,
8692 handle_mode_attribute, handle_section_attribute,
8693 handle_aligned_attribute, handle_weak_attribute,
8694 handle_alias_attribute, handle_visibility_attribute,
8695 handle_no_instrument_function_attribute, handle_malloc_attribute,
8696 handle_no_limit_stack_attribute, handle_pure_attribute,
8697 handle_deprecated_attribute, handle_vector_size_attribute,
8698 vector_size_helper): Move from attribs.c.
8699 * c-common.h (c_common_attribute_table,
8700 c_common_format_attribute_table): New.
8701 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
8702 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
8703 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
8704 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
8705 (LANG_HOOKS_INITIALIZER): Update.
8706 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
8707 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
8708 * target.h: Update comment.
8709 * tree.c (default_target_attribute_table): Remove.
8710 * tree.h (default_target_attribute_table, format_attribute_table,
8711 lang_attribute_table, lang_attribute_common): Remove.
8713 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
8714 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
8716 2002-04-24 Jason Merrill <jason@redhat.com>
8718 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
8719 * dwarf2out.c (dwarf_attr_name): Support it.
8720 (gen_array_type_die): Emit it.
8721 (lookup_type_die): No special handling for VECTOR_TYPE.
8722 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
8724 2002-04-24 Richard Henderson <rth@redhat.com>
8726 * config/mips/mips.md (movdi_usd): Renumber.
8728 2002-04-24 David S. Miller <davem@redhat.com>
8731 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
8732 32-bit Sparc and current_function_returns_struct is true.
8734 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
8736 * loop.c (canonicalize_condition): Use gen_int_mode.
8738 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
8740 * config/rs6000/altivec.h: Cleanup file. Add non individual
8762 (vec_vcmpequb): New.
8763 (vec_vcmpequh): New.
8764 (vec_vcmpequw): New.
8765 (vec_vcmpeqfp): New.
8766 (vec_vcmpgefp): New.
8767 (vec_vcmpgtub): New.
8768 (vec_vcmpgtsb): New.
8769 (vec_vcmpgtuh): New.
8770 (vec_vcmpgtsh): New.
8771 (vec_vcmpgtuw): New.
8772 (vec_vcmpgtsw): New.
8773 (vec_vcmpgtfp): New.
8774 (vec_vcmpgefp): New.
8779 (vec_vexptefp): New.
8784 (vec_lde): Add vector float variant.
8789 (vec_vmhaddshs): New.
8811 (vec_vmladduhm): New.
8812 (vec_vmhraddshs): New.
8814 (vec_vmsummbm): New.
8815 (vec_vmsumuhm): New.
8816 (vec_vmsumshm): New.
8817 (vec_vmsumuhs): New.
8818 (vec_vmsumshs): New.
8827 (vec_vnmsubfp): New.
8845 (vec_vrsqrtefp): New.
8856 (vec_vspltisb): New.
8857 (vec_vspltish): New.
8858 (vec_vspltisw): New.
8883 (vec_vsum4ubs): New.
8884 (vec_vsum4sbs): New.
8885 (vec_vsum4shs): New.
8886 (vec_vsum2sws): New.
8897 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
8900 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
8901 added literals from substracted literals.
8902 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
8903 (fold) [associate]: Preserve MINUS_EXPR if needed.
8905 2002-04-23 Zack Weinberg <zack@codesourcery.com>
8907 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
8910 2002-04-23 Tom Tromey <tromey@redhat.com>
8912 * gcc.c: Added --resource. For PR java/6314.
8914 2002-04-23 David O'Brien <obrien@FreeBSD.org>
8916 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
8917 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
8920 2002-04-23 David O'Brien <obrien@FreeBSD.org>
8922 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
8924 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
8926 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
8928 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
8929 (ix86_expand_clrstr): Fix typo.
8930 * loop.c (gen_load_of_final_value): New.
8931 (loop_givs_rescan, strength_reduce, check_dbra_loop):
8934 2002-04-23 Roger Sayle <roger@eyesopen.com>
8936 * builtins.c (builtin_memset_gen_str): New function.
8937 (expand_builtin_memset): Optimize the case of constant length, but
8940 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
8942 * config/rs6000/altivec.h (vec_step): Remove extraneous
8944 (vec_ctu): Cast return.
8946 2002-04-23 Alan Modra <amodra@bigpond.net.au>
8949 * function.h: (struct function): Add profile_label_no field.
8950 (current_function_profile_label_no): Define.
8951 * function.c: (profile_label_no): New static var.
8952 (expand_function_start): Increment it, and copy to
8953 current_function_profile_label_no.
8954 * output.h (profile_label_no): Delete.
8955 * final.c (profile_label_no): Delete.
8956 (profile_function): Use current_function_profile_label_no.
8957 (final_end_function): Don't increment profile_label_no here.
8958 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
8959 profile_label_no with current_function_profile_label_no.
8960 * config/pa/pa.c (current_function_number): Delete.
8961 (pa_output_function_prologue): Don't output profile label here.
8962 (hppa_profile_hook): Use label_no param rather than
8963 current_function_number.
8964 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
8965 * config/pa/pa.h: .. here.
8966 (FUNCTION_PROFILER): Output profile label here.
8968 2002-04-22 Eric Christopher <echristo@redhat.com>
8970 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
8971 patch of 2002-04-09 due to binutils issues.
8972 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
8974 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
8976 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
8977 constraint to 'o' for m=r and r=m alternatives.
8978 ("*movv8hi_internal1"): Same.
8979 ("*movv16qi_internal1"): Same.
8980 ("*movv4sf_internal1"): Same.
8982 2002-04-22 Janis Johnson <janis187@us.ibm.com>
8984 * rtl.h (RTX_FLAG): New macro.
8985 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
8986 * final.c (alter_subreg): Use macro to access rtx flag.
8987 * integrate.c (copy_rtx_and_substitute): Use new access macro.
8988 * print-rtl.c (print_rtx): Use new access macro.
8990 * cse.c (insert): Check rtx code before accessing flag.
8992 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
8993 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
8994 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
8995 convert_const_symbol_ref, make_canonical, make_alternative_compare,
8996 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
8997 simplify_test_exp, optimize_attrs, simplify_by_exploding,
8998 find_and_mark_used_attributes, unmark_used_attributes,
8999 add_values_to_cover, simplify_with_current_value,
9000 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
9001 copy_rtx_unchanging, main): Use new access macros.
9003 2002-04-22 Tom Rix <trix@redhat.com>
9005 * expmed.c (init_expmed): Generate shifted constant once.
9007 2002-04-22 Zack Weinberg <zack@codesourcery.com>
9009 * c-lex.c (lex_charconst): Call convert to get constant in
9010 proper type; don't just smash the type field.
9013 * config.gcc: Add list of obsolete configurations. Disallow
9014 building these without --enable-obsolete.
9015 * doc/install.texi: Document --enable-obsolete and obsoletion
9016 policy. Mention obsoletion of individual targets in
9019 2002-04-22 Richard Henderson <rth@redhat.com>
9021 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
9023 2002-04-22 Mark Mitchell <mark@codesourcery.com>
9026 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
9027 (walk_fixup_memory_subreg): Likewise.
9028 (fixup_var_refs_insn): Adjust accordingly.
9029 (fixup_var_refs_1): Likewise.
9031 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
9033 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
9034 LIBPATH_ARCH64_SPEC): Define.
9035 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
9036 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
9037 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
9038 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
9040 2002-04-22 Joel Sherrill <joel@OARcorp.com>
9042 * gthr-rtems.h: Correct prototypes to remove warnings.
9044 2002-04-22 Richard Henderson <rth@redhat.com>
9047 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
9049 * gcse.c (free_insn_expr_list_list): New.
9050 (clear_modify_mem_tables): Use it. Fix bit set usage.
9051 (canon_list_insert): Use EXPR_LISTs for expressions.
9052 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
9054 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
9056 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
9057 file change and include code to _cpp_pop_buffer.
9058 * cpphash.h (struct pending_option): Predeclare.
9059 (struct cpp_reader): New member next_include_file.
9060 (_cpp_pop_file_buffer): Update.
9061 (_cpp_push_next_buffer): Update, rename.
9062 * cppinit.c (cpp_destroy): Free include chain and pending here.
9063 (cpp_finish_options): Simplify.
9064 (_cpp_push_next_buffer): Rename and clean up.
9065 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
9067 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
9069 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
9071 * config/rs6000/altivec.h (vec_xor): Add variant for both args
9072 being vector signed int.
9074 (vec_xor): Add variant for both args being vector signed char.
9075 Remove redundant variant.
9078 2002-04-21 David S. Miller <davem@redhat.com>
9080 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
9081 compare mode in output RTL.
9083 2002-04-22 David Edelsohn <edelsohn@gnu.org>
9085 * config/rs6000/rs6000.c (rs6000_override_options): Correct
9086 style and formatting of previous patch.
9088 2002-04-22 Alan Modra <amodra@bigpond.net.au>
9090 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
9091 flag_pic for ABI_AIX.
9093 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
9095 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
9096 * cppfiles.c (read_include_file): Similarly.
9097 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
9098 uxstrdup ustrchr, ufputs): Similarly.
9099 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
9100 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
9101 cpp_ideq, parse_identifier, parse_number): Similarly.
9102 * cpplib.c (struct directive, dequote_string, D, run_directive,
9103 cpp_push_buffer): Similarly.
9104 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
9105 _cpp_create_definition, check_trad_stringification,
9106 cpp_macro_definition): Similarly.
9108 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
9110 * cppmacro.c (funlike_invocation_p): Don't step back
9113 2002-04-21 David Edelsohn <edelsohn@gnu.org>
9115 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
9118 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
9120 * doc/invoke.texi: Remove Chill references.
9121 * doc/gcc.texi: Update last modified date.
9123 2002-04-20 Kazu Hirata <kazu@hxi.com>
9125 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
9126 push and pop. Replace add.l with add.w.
9128 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
9130 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
9131 multiply instructions for H8/300H case.
9133 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
9135 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
9136 Bum three instructions from each routine.
9138 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
9140 * Makefile.in: Update.
9141 * decl.c (push_c_function_context, pop_c_function_context,
9142 mark_c_function_context): Rename for consistency.
9143 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
9144 * c-tree.h (push_c_function_context, pop_c_function_context,
9145 mark_c_function_context): Rename for consistency.
9146 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9147 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
9148 * function.c (init_lang_status, save_lang_status,
9149 restore_lang_status, mark_lang_status, free_lang_status):
9150 Move to langhooks.h.
9151 (push_function_context_to, pop_function_context_from,
9152 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
9154 * function.h (init_lang_status, save_lang_status,
9155 restore_lang_status, mark_lang_status, free_lang_status):
9156 Move to langhooks.h.
9157 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
9158 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
9159 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
9160 LANG_HOOKS_FUNCTION_INITIALIZER): New.
9161 (LANG_HOOKS_INITIALIZER): Update.
9162 (lhd_do_nothing_f): New.
9163 * langhooks.h (struct lang_hooks_for_functions): New.
9164 (struct lang_hooks): New hooks.
9165 * langhooks.c (lhd_do_nothing_f): New.
9167 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
9168 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
9170 2002-04-19 David S. Miller <davem@redhat.com>
9172 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
9173 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
9175 2002-04-19 Jakub Jelinek <jakub@redhat.com>
9177 PR optimization/3756
9178 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
9179 x = ((int) y < 0) ? cst1 : cst2.
9181 2002-04-19 Jakub Jelinek <jakub@redhat.com>
9184 * function.c: Reapply patch for c/6358.
9185 (expand_function_end): Copy decl_rtl's mode, not
9186 current_function_return_rtx mode.
9188 2002-04-19 Joel Sherrill <joel@OARcorp.com>
9190 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
9193 2002-04-19 Tom Tromey <tromey@redhat.com>
9195 * doc/install.texi (Specific): Update status of Solaris 2.8.
9198 2002-04-19 Andreas Schwab <schwab@suse.de>
9200 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
9201 (PUT_REAL): Restore old definition.
9203 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
9204 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9206 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
9207 binutils 2.11.2 and higher generate smaller binaries than Sun's
9210 2002-04-19 Mark Mitchell <mark@codesourcery.com>
9213 * toplev.c (rest_of_compilation): Do not defer functions for which
9214 TREE_SYMBOL_REFERENCED has already been set.
9216 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
9218 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
9221 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
9223 * builtins.c: Include langhooks.h.
9224 (lang_type_promotes_to): Remove.
9225 (expand_builtin_va_arg): Use new hook.
9226 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
9227 (simple_type_promotes_to): Move to c-typeck.c.
9228 * c-common.h (simple_type_promotes_to): Remove.
9229 * c-decl.c (duplicate_decls, grokdeclarator): Update.
9230 * c-format.c: Include langhooks.h.
9231 (check_format_types): Update.
9232 * c-tree.h (c_type_promotes_to): New.
9233 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
9234 (type_lists_compatible_p): Update.
9235 * langhooks-def.h (lhd_type_promotes_to): New.
9236 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
9237 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
9238 * langhooks.c (lhd_type_promotes_to): New.
9239 * langhooks.h (struct lang_hooks_for_types): New hook.
9240 * tree.h (lang_type_promotes_to): Remove.
9242 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
9244 2002-04-18 Richard Henderson <rth@redhat.com>
9246 * function.c: Revert patch for c/6358.
9248 2002-04-18 Richard Henderson <rth@redhat.com>
9250 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
9251 blocks. Handle multiple references to the TRAP block. Handle
9252 non-adjacent THEN and OTHER blocks.
9254 2002-04-18 Richard Henderson <rth@redhat.com>
9256 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
9257 crash with no type for by-mode libcalls.
9259 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
9261 2002-04-18 Bob Wilson <bob.wilson@acm.org>
9263 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
9264 __xtensa_nonlocal_goto): Use a syscall instructions to flush
9265 the register windows.
9267 2002-04-18 Zack Weinberg <zack@codesourcery.com>
9269 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
9270 appropriate. Document need for extended precision even when
9271 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
9272 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
9273 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
9274 instead of relying on later syntax error when REAL_WIDTH > 5.
9275 * real.c: Define NE based only on whether or not we have a
9276 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
9277 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
9278 define GET_REAL and PUT_REAL as simple memcpy operations; no
9279 need to byteswap or round.
9280 Use #error instead of #ifdef-ing out the entire file, for
9281 prompt error detection.
9283 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
9285 2002-04-18 David S. Miller <davem@redhat.com>
9287 * config/sparc/sparc.h (BRANCH_COST): Define.
9289 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
9292 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
9294 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
9295 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
9296 propagate_block calls after relaxation loop using new variable
9297 stabilized_prop_flags.
9299 2002-04-18 Richard Henderson <rth@redhat.com>
9301 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
9302 (ia64_va_arg): Expect variable sized types by reference.
9303 * config/ia64/ia64-protos.h: Update.
9304 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
9305 ia64_function_arg_pass_by_reference.
9307 2002-04-18 Richard Henderson <rth@redhat.com>
9309 * ifcvt.c: Include except.h.
9310 (block_has_only_trap): Break out from find_cond_trap.
9311 (find_cond_trap): Use it. Always delete the trap block.
9312 (merge_if_block): Allow then block null. Be less simplistic about
9313 what insns can end a block.
9314 * Makefile.in (ifcvt.o): Depend on except.h.
9316 * config/ia64/ia64.md (trap, conditional_trap): New.
9318 2002-04-18 Jakub Jelinek <jakub@redhat.com>
9321 * function.c (assign_parms): Assign hard current_function_return_rtx
9323 (expand_function_end): ...not here.
9325 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
9327 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
9328 * c-tree.h (c_incomplete_type_error): New.
9329 * c-typeck.c (require_complete_type, build_component_ref): Update.
9330 (incomplete_type_error): Rename.
9331 * langhooks-def.h (lhd_incomplete_type_error): New.
9332 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
9333 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
9334 * langhooks.c (lhd_incomplete_type_error): New.
9335 * langhooks.h (struct lang_hooks_for_types): New hook.
9336 * tree.c (size_in_bytes): Use new hook.
9337 * tree.h (incomplete_type_error): Remove.
9339 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
9341 2002-04-18 Zack Weinberg <zack@codesourcery.com>
9343 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
9344 TARGET_FLOAT_FORMAT blocks.
9346 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9348 * doc/install.texi (Downloading the source): Do not mention Chill
9349 any longer, but mention Ada.
9350 (Configuration): Do not mention Chill any longer.
9352 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
9354 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
9356 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
9358 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
9361 2002-04-18 Jakub Jelinek <jakub@redhat.com>
9363 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
9364 instead of unsigned_type.
9366 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
9368 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
9369 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
9372 2002-04-18 Bernd Schmidt <bernds@redhat.com>
9374 * attribs.c (vector_type_node_list): New static variable.
9375 (handle_vector_size_attribute): Use it to avoid generating a
9376 new type node each time we are called.
9378 * combine.c (subst): Avoid trying to make a vector mode subreg of
9379 an integer constant.
9380 (gen_lowpart_for_combine): Likewise.
9382 2002-04-18 Roger Sayle <roger@eyesopen.com>
9383 Jakub Jelinek <jakub@redhat.com>
9385 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
9386 for integer constant c (if x has unsigned type or sign bit is not
9387 set in c). This folds the zero/sign extension into the bit-wise and
9390 2002-04-18 Jakub Jelinek <jakub@redhat.com>
9393 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
9396 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
9398 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
9400 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
9402 * gcc.c (read_specs): Detect and fail if an attempt is made to
9403 rename a spec string to an already existing string.
9405 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
9407 * config/s390/s390.c (legitimize_pic_address): Do not generate
9408 illegal address constant without CONST.
9410 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9412 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
9413 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
9415 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
9417 PR optimization/6305
9418 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
9419 to make sure previous reloads are taken into account. Generate
9420 better code if one operand is an in-range immediate constant.
9422 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
9424 * doc/install.texi (Building): libgcj requires GNU make.
9426 2002-04-17 Jakub Jelinek <jakub@redhat.com>
9429 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
9430 even if hard quad and register is not floating.
9431 (movtf reg<-mem split): Disallow splitting if hard quad and
9432 register is floating.
9433 (movtf mem<-reg split): Likewise.
9434 * config/sparc/sparc.c (fp_register_operand): New predicate.
9435 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
9437 2002-04-17 Zack Weinberg <zack@codesourcery.com>
9439 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
9440 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
9441 (unprotoize.o): Ditto. Build from protoize.c. Define
9442 UNPROTOIZE on command line.
9443 * protoize.c: Include cppdefault.h. Delete include_defaults.
9444 (in_system_include_dir): Use cpp_include_defaults (defined in
9446 * unprotoize.c: Delete file.
9448 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
9450 * config/rs6000/altivec.h (vec_ld): Add array variants.
9454 2002-04-17 Alan Matsuoka <alanm@redhat.com>
9455 Aldy Hernandez <aldyh@redhat.com>
9457 * config/rs6000/altivec.h: Define __ALTIVEC__.
9464 Add parentheses to all macro arguments.
9466 2002-04-16 Richard Henderson <rth@redhat.com>
9469 * except.c (remove_eh_handler): Insert inner regions at beginning
9470 of sibling chain. Refactor expressions.
9472 2002-04-16 Richard Henderson <rth@redhat.com>
9474 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
9475 * config/sparc/sol2-gas-bi.h: New file.
9476 * config.gcc (sparc*-solaris): Add it as needed.
9477 * configure.in (AS_SPARC64_FLAG): Remove check.
9478 * config.in, configure: Regenerate.
9480 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
9482 2002-04-16 Richard Henderson <rth@redhat.com>
9484 * config/mips/mips.c (override_options): Don't override N32 for
9488 * config/mips/mips.md (can_delay): Split out of existing define_delays.
9489 (HILO_delay): Set can_delay false.
9491 2002-04-16 Dale Johannesen <dalej@apple.com>
9493 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
9494 instruction addresses.
9495 (rs6000_output_function_epilogue): Likewise.
9497 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
9499 * c-parse.in (poplevel, compstmt_start,
9500 compstmt_primary_start): Add ending ';', in accordance
9503 2002-04-16 Richard Henderson <rth@redhat.com>
9505 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
9506 Adjust tm_file order to get TARGET_DEFAULT set properly.
9507 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
9508 * doc/install.texi (sparc-solaris): Update.
9510 2002-04-16 Dale Johannesen <dalej@apple.com>
9512 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
9513 comparison operands do not match each other or if modes of
9514 conditions do not match result.
9516 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
9519 * config/s390/s390.md (mulsidi3): Set both subregs of the
9522 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
9524 * config/rs6000/altivec.h (vec_addc): Type check.
9526 2002-04-16 Jakub Jelinek <jakub@redhat.com>
9529 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
9531 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
9533 2002-04-15 Richard Henderson <rth@redhat.com>
9535 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
9536 call_really_used_regs too.
9538 2002-04-15 Richard Henderson <rth@redhat.com>
9540 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
9542 2002-04-15 David S. Miller <davem@redhat.com>
9544 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
9547 2002-04-16 Jakub Jelinek <jakub@redhat.com>
9550 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
9551 CONST_VECTOR is { 0, ... 0 }.
9553 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
9555 * doc/install.texi (Installing GCC: Configuration): Clarify
9556 the only supported ways to configure gcc.
9558 2002-04-15 Roland McGrath <roland@frob.com>
9560 * config.gcc (alpha*-*-gnu*): New target configuration.
9561 * config/alpha/gnu.h: New file for it.
9562 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
9564 2002-04-16 Mark Mitchell <mark@codesourcery.com>
9566 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
9567 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
9568 * tree.h (expand_start_stmt_expr): Update prototype.
9569 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
9570 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
9571 on the STMT_EXPR created for the inline function.
9573 2002-04-15 Richard Henderson <rth@redhat.com>
9575 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
9576 config/i386/linux-aout.h, config/i386/linux-oldld.h,
9577 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
9578 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
9579 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
9580 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
9581 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
9582 Define __gnu_linux__, not gnu_linux.
9583 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
9585 2002-04-15 Mark Mitchell <mark@codesourcery.com>
9587 Remove Chill front end.
9588 * gcc.c (default_compilers): Remove Chill entries.
9589 * ch: Remove directory.
9590 * doc/frontends.texi: Remove information about Chill.
9591 * doc/sourcebuild.texi: Likewise.
9592 * doc/standards.texi: Likewise.
9594 2002-04-15 Douglas B Rupp <rupp@gnat.com>
9596 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
9597 (LONGLONG_STANDALONE): Define.
9599 2002-04-15 David S. Miller <davem@redhat.com>
9601 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
9602 Call emit_library_call with LCT_NORMAL.
9603 (sparc_initialize_trampoline): Use LCT_foo instead of
9604 magic constant in emit_library_call invocations.
9605 (sparc64_initialize_trampoline): Likewise.
9606 (sparc_profile_hook): Likewise.
9607 * config/sparc/sparc.md: Likewise.
9609 * config/sparc/sparc.c (sparc_extra_constraint_check):
9610 Fix type of argument 'c'.
9611 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
9614 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9616 * diagnostic.h (output_buffer_state): Redefine.
9617 (output_format_decoder): New macro.
9618 (output_prefixing_rule): Likewise.
9619 (output_line_cutoff): Likewise.
9620 (diagnostic_format_decoder): Adjust.
9621 (diagnostic_prefixing_rule): Likewise.
9622 (diagnostic_line_cutoff): Likewise.
9623 (diagnostic_state): Likewise.
9624 (diagnostic_kind_count): Likewise.
9625 (diagnostic_buffer): Now a macro.
9627 * diagnostic.c (diagnostic_buffer): Remove definition.
9628 (output_is_line_wrapping): Adjust.
9629 (set_real_maximum_length): Likewise.
9630 (output_set_maximum_length): Likewise.
9631 (init_output_buffer): Likewise.
9632 (lhd_print_error_function): Likewise.
9633 (output_do_verbatim): Likewise.
9635 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
9637 * cpperror.c (print_location): Don't print include chain
9639 (cpp_begin_message): Update to use DL_ macros.
9640 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
9641 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
9642 cpp_notice, cpp_notice_from_errno): Remove.
9643 (cpp_error, cpp_error_with_line): Update to take a diagnostic
9646 * cppexp.c (CPP_ICE): Remove.
9647 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
9648 lex, integer_overflow, _cpp_parse_expr): Update.
9649 * cppfiles.c (read_include_file, find_include_file,
9650 handle_missing_header, _cpp_read_file, remap_filename): Update.
9651 * cpphash.h (enum error_type): Remove.
9652 (_cpp_begin_message): Update.
9653 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
9654 cpp_handle_option, cpp_post_options): Update.
9655 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
9656 skip_whitespace, parse_identifier, parse_slow, parse_string,
9657 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
9658 cpp_interpret_charconst): Update.
9659 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
9660 lex_macro_node, do_undef, glue_header_name, parse_include,
9661 do_include_common, read_flag, do_line, do_linemarker, do_ident,
9662 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
9663 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
9664 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
9665 _cpp_pop_buffer, do_diagnostic): Update.
9666 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
9667 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
9668 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
9669 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
9670 cpp_notice, cpp_notice_from_errno): Remove.
9671 (cpp_error, cpp_error_with_line): Update to take a diagnostic
9674 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
9675 collect_args, enter_macro_context, save_parameter, parse_params,
9676 _cpp_create_definition, check_trad_stringification,
9677 cpp_macro_definition): Update.
9678 * cppmain.c (cpp_preprocess_file): Update.
9679 * fix-header.c (read_scan_file): Update.
9681 2002-04-14 Andreas Schwab <schwab@suse.de>
9683 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
9685 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
9687 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
9689 2002-04-13 Mark Mitchell <mark@codesourcery.com>
9691 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
9694 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
9696 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
9698 2002-04-13 Joel Sherrill <joel@OARcorp.com>
9700 * config/sparc/t-elf: Enable v8 multilibs. Impacts
9701 sparc-elf and sparc-rtems targets.
9703 2002-04-13 Mark Mitchell <mark@codesourcery.com>
9705 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
9706 defined, and __gnu_hurd__ wherever __GNU__ is defined.
9707 * arm/linux-elf.h: Likewise.
9708 * cris/aout.h: Likewise.
9709 * cris/linux.h: Likewise.
9710 * i370/linux.h: Likewise.
9711 * i386/gnu.h: Likewise.
9712 * i386/linux-aout.h: Likewise.
9713 * i386/linux-oldld.h: Likewise.
9714 * i386/linux.h: Likewise.
9715 * i386/linux64.h: Likewise.
9716 * ia64/linux.h: Likewise.
9717 * m68k/linux-aout.h: Likewise.
9718 * m68k/linux.h: Likewise.
9719 * mips/linux.h: Likewise.
9720 * pa/pa-linux.h: Likewise.
9721 * pj/linux.h: Likewise.
9722 * rs6000/sysv4.h: Likewise.
9723 * s390/linux.h: Likewise.
9724 * sh/linux.h: Likewise.
9725 * sparc/linux-aout.h: Likewise.
9726 * sparc/linux.h: Likewise.
9727 * sparc/linux64.h: Likewise.
9728 * xtensa/linux.h: Likewise.
9730 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
9732 * stmt.c (check_unique_operand_names): Expect operand names to
9733 be strings rather than identifiers. Use simple_cst_equal to
9735 (resolve_operand_name_1): Make same identifier to string change here.
9736 * c-parse.in (asm_operand): Convert a named operand into a string.
9737 * cp/parse.y (asm_operand): Likewise.
9739 2002-04-13 Andreas Schwab <schwab@suse.de>
9741 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
9743 2002-04-12 Mark Mitchell <mark@codesourcery.com>
9745 Revert these changes:
9747 2002-04-06 Mark Mitchell <mark@codesourcery.com>
9750 * stor-layout.c (layout_decl): Reset the RTL for the decl.
9752 2002-04-12 Richard Henderson <rth@redhat.com>
9754 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
9755 (sparc*-*-solaris): Clean up header files.
9756 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
9757 and plan on generating 64-bit code.
9758 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
9759 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
9760 * config/sparc/sol2-sld-64.h: Rename ...
9761 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
9762 for AS_SPARC64_FLAG not defined.
9763 * config/sparc/sol2-gld-bi.h: New.
9764 * config/sparc/sol2-sld.h: Remove.
9765 * config/sparc/sol26-sld.h: New.
9766 * config/sparc/sol2.h: Tidy comments.
9767 * doc/install.texi: Document sparc-solaris configury changes.
9769 2002-04-12 Richard Henderson <rth@redhat.com>
9771 * recog.c (offsettable_address_p): Match the logic in adjust_address.
9773 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
9774 in 64-bit mode only. Use only for 32-bit or MEDLOW.
9776 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9778 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
9780 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
9782 * pa.c (pa_can_combine_p): Call extract_insn before calling
9785 2002-04-12 Douglas B Rupp <rupp@gnat.com>
9787 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
9788 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
9789 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
9790 (CPP_PREDEFINES): Handle __declspec.
9791 * config/i386/t-interix (USER_H): Remove.
9793 2002-04-12 DJ Delorie <dj@redhat.com>
9795 * integrate.c (compare_blocks): Make comparisons safe for when
9796 sizeof(int) < sizeof(char *).
9797 (find_block): Likewise.
9799 2002-04-12 Jan Hubicka <jh@suse.cz>
9800 David Edelsohn <edelsohn@gnu.org>
9802 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
9804 (symbol_ref_operand): New.
9805 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
9806 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
9808 2002-04-12 Andreas Schwab <schwab@suse.de>
9810 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
9811 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
9812 overrides the definition in config/svr4.h.
9814 2002-04-12 Eric Norum <eric.norum@usask.ca>
9816 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
9817 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
9818 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
9819 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
9820 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
9821 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
9822 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
9823 definitions to config/rtems.h and make the targets more similar.
9825 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9827 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
9828 POINTERS_EXTEND_UNSIGNED.
9829 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
9830 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
9832 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
9835 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
9837 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
9838 depends on TARGET_SHMEDIA, not TARGET_SH5.
9840 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
9842 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
9843 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
9845 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
9847 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
9850 2002-04-12 Andreas Schwab <schwab@suse.de>
9852 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
9854 2002-04-12 Richard Henderson <rth@redhat.com>
9857 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
9859 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
9860 modes spanning multiple hard regs.
9862 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
9864 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9866 * pa.c (pa_output_function_prologue): Don't accumulate the total
9867 number of code bytes when using TARGET_64BIT, or gas, SOM and not
9868 the portable runtime.
9869 (output_deferred_plabels): Handle 64bit plabels.
9870 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
9871 generating pic code using the GAS assembler for object formats that
9872 are not SOM (ie., ELF32 and ELF64).
9873 (output_millicode_call): Check attribute type if attribute length is 28.
9874 Likewise use $PIC_pcrel$0. Only call get_attr_length and
9875 dbr_sequence_length once.
9876 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
9877 dbr_sequence_length once.
9878 * pa.h (TARGET_SOM): Define if not defined.
9879 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
9880 with GAS and not SOM.
9881 (jump, call_internal_reg, call_value_internal_reg): Likewise.
9882 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
9884 2002-04-11 David O'Brien <obrien@FreeBSD.org>
9886 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
9887 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
9888 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
9889 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
9890 elfos.h and dbxelf.h values are fine now.
9891 * config/i386/freebsd.h, config/alpha/freebsd.h
9892 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
9894 2002-04-11 David O'Brien <obrien@FreeBSD.org>
9896 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
9897 or set Acpu or Amachine. Reformat.
9898 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
9900 (LINK_SPEC): Do not need to undef.
9901 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
9902 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
9903 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
9905 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
9906 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
9907 (LINK_SPEC): Do not need to undef.
9908 (DONT_USE_BUILTIN_SETJMP): Do not define.
9909 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
9910 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
9911 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
9912 Remove trailing spaces.
9913 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
9914 __ELF__, or set Acpu or Amachine. Reformat.
9915 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
9918 2002-04-11 David O'Brien <obrien@FreeBSD.org>
9920 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
9921 all other *-*-freebsd* targets.
9923 2002-04-11 Richard Henderson <rth@redhat.com>
9925 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
9927 2002-04-11 David O'Brien <obrien@FreeBSD.org>
9929 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
9930 Include {cpu}/{cpu}.h thru tm_file.
9931 (alpha*-*-linux*ecoff): Remove target.
9932 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
9933 (LINK_SPEC): Remove, is not OS independent.
9934 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
9935 (LINK_SPEC): Do not need to #undef any longer.
9936 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
9938 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
9940 (LINK_SPEC): Moved here from alpha/elf.h.
9941 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
9943 * config/alpha/linux-ecoff.h: Remove.
9944 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
9945 (CPP_SPEC): Define _POSIX_SOURCE as needed.
9946 (CPP_SUBTARGET_SPEC): Do not define.
9947 (LINK_SPEC): Do not need to #undef any longer.
9948 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
9949 * config/alpha/vms.h: Likewise.
9951 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
9953 * doc/extend.texi: Remove old claim that typedefs cannot have
9954 an alignment attribute.
9956 2002-04-11 Jakub Jelinek <jakub@redhat.com>
9958 PR optimization/6177
9959 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
9960 bitpos is 0 and bitsize CONCAT size.
9962 2002-04-11 Jakub Jelinek <jakub@redhat.com>
9965 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
9967 2002-04-10 David O'Brien <obrien@FreeBSD.org>
9969 * config/alpha/freebsd.h: Minor reformatting.
9970 (CPP_SPEC): Define ELF and add cpp_subtarget.
9971 (ASM_SPEC): No longer needed.
9973 2002-04-11 Richard Henderson <rth@redhat.com>
9975 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
9976 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
9977 (dimode mem/zero splitter): New.
9979 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
9981 * config/cris/cris.c (cris_override_options): Tweak error message
9982 for PIC not implemented.
9984 * config/cris/cris.h: Tweak comments related to parameter-passing.
9986 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
9988 2002-04-10 Richard Henderson <rth@redhat.com>
9990 * except.c (add_ehl_entry): Allow duplicates after landing pad
9993 2002-04-10 David Edelsohn <edelsohn@gnu.org>
9995 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
9997 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
9999 * c-decl.c (c_init_decl_processing): Move generation of
10000 decls for g77_integer_type_node and friends from here ...
10001 * c-common.c (c_common_nodes_and_builtins): ... to here.
10003 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
10005 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
10006 is only used as frame pointer when frame_pointer_needed is true.
10008 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
10011 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
10012 for the fact that the pool entry uses two words.
10013 (movdf_hard_insn): Similarly. Also, ADR instruction can span
10015 (movdf_soft_insn): Similarly.
10016 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
10017 for the fact that the pool entry uses three words.
10019 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
10021 * config/mips/mips.c (mips_va_arg): When using the struct version
10022 of the EABI va_list, allow arguments in the register save area to
10023 take up less room than a stack argument.
10025 2002-04-10 Richard Henderson <rth@redhat.com>
10027 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
10028 if EXPAND_INITIALIZER.
10030 2002-04-09 Richard Henderson <rth@redhat.com>
10032 * config/alpha/alpha.md (movdi_er_maybe_g): New.
10033 * config/alpha/alpha.c (alpha_expand_mov): Use it.
10035 2002-04-10 Alan Modra <amodra@bigpond.net.au>
10037 PR optimization/6233
10038 * rtlanal.c (pure_call_p): New function.
10039 * rtl.h (pure_call_p): Declare.
10040 * loop.c (prescan_loop): Use it to set has_nonconst_call.
10041 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
10043 2002-04-09 Eric Christopher <echristo@redhat.com>
10045 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
10046 information to .comm directive.
10048 2002-04-09 Richard Henderson <rth@redhat.com>
10051 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
10053 2002-04-09 Richard Henderson <rth@redhat.com>
10055 * basic-block.h (flow_delete_block_noexpunge): Declare.
10056 (expunge_block_nocompact): Declare.
10057 * cfg.c (expunge_block_nocompact): Split out from ...
10058 (expunge_block): ... here.
10059 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
10060 (flow_delete_block_noexpunge): Split out from ...
10061 (flow_delete_block): ... here.
10062 * cfgcleanup.c (delete_unreachable_blocks): Compact while
10063 removing dead blocks.
10064 * except.c (exception_handler_labels): Remove.
10065 (exception_handler_label_map): New.
10066 (struct eh_region): Add aka member.
10067 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
10068 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
10069 (for_each_eh_label, for_each_eh_label_1): New.
10070 (init_eh): Register exception_handler_label_map.
10071 (free_eh_status): Use free_region.
10072 (find_exception_handler_labels): Use the map, not the list.
10073 (remove_exception_handler_label): Likewise.
10074 (maybe_remove_eh_handler): Likewise.
10075 (remove_eh_handler): Use the region aka bitmap.
10076 * except.h (exception_handler_labels): Remove.
10077 (for_each_eh_label): Declare.
10078 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
10079 * loop.c (invalidate_loops_containing_label): New.
10080 (find_and_verify_loops): Use it. Use for_each_eh_label.
10081 * sched-rgn.c (is_cfg_nonregular): Use
10082 current_function_has_exception_handlers.
10084 2002-04-09 Richard Henderson <rth@redhat.com>
10086 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
10087 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
10088 Do not return changed status.
10089 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
10090 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
10091 New functions that do return changed status.
10092 * sbitmap.h: Update decls.
10093 * gcse.c, lcm.c: Use _cg functions as needed.
10095 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
10097 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
10098 (sh64-*-elf*, sh-*-rtemself*): Likewise.
10099 * config/sh/embed_bb.c: New file.
10100 * config/sh/embed-elf.h: New file.
10101 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
10102 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
10103 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
10105 (SUBTARGET_CPP_PTR_SPEC): Don't define.
10106 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
10107 Add subtarget_asm_endian_spec.
10108 (ASM_SPEC): Use subtarget_asm_endian_spec.
10109 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
10110 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
10111 (WCHAR_UNSIGNED): Define.
10112 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
10113 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
10114 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
10116 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
10117 (sh_adjust_cost): Likewise.
10118 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
10120 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
10121 (WCHAR_TYPE_SIZE): Likewise.
10122 (ASM_SPEC): Use subtarget_asm_endian_spec.
10123 (SH_ELF_WCHAR_TYPE): #undef/ #define.
10124 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
10125 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
10126 (MAX_WCHAR_TYPE_SIZE): Don't #define .
10127 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
10128 (USER_LABEL_PREFIX): Don't #undef /#define .
10129 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
10130 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
10131 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
10132 (ASM_SPEC): Likewise.
10133 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
10134 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
10135 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
10136 (LIB2FUNCS_EXTRA): Define.
10137 * t-sh64 (LIB2FUNCS_EXTRA): Define.
10138 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
10139 (LIB1ASMFUNCS_CACHE): Define.
10140 (LIB2FUNCS_EXTRA): Redefine empty.
10142 2002-04-08 Richard Henderson <rth@redhat.com>
10144 * reorg.c (get_branch_condition): Use reversed_comparison_code.
10146 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10148 * config/m68hc11/larith.asm (__map_data_section): Fix condition
10149 and optimize for size.
10150 (__do_global_ctors): Fix pointer comparison.
10151 (__do_global_dtors): Likewise.
10153 2002-04-09 David S. Miller <davem@redhat.com>
10155 * config/sparc/sparc.c (sparc_extra_constraint_check): New
10156 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
10157 allow reloading pseudos.
10158 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
10159 * config/sparc/sparc-protos.h: Declare it.
10161 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
10162 unsigned comparison warning.
10163 (output_restore_regs): Mark leaf_function as unused.
10165 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10167 * expr.c (is_aligning_offset): New function.
10168 (expand_expr, case COMPONENT_EXPR): Call it.
10170 2002-04-08 David S. Miller <davem@redhat.com>
10173 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
10175 Make init_priority work on Sparc when using GNU ld.
10176 * config/sparc/linux.h, config/sparc/linux64.h,
10177 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
10178 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
10179 * config/sparc/sol2-gld.h: New file to do the same.
10180 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
10181 sparc/sol2-gld.h to tm_file.
10183 PR optimization/4328
10184 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
10185 * doc/md.texi: Document it.
10186 * config/sparc/sparc.md (movdi_insn_sp64_novis,
10187 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
10188 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
10189 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
10190 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
10192 2002-04-08 Andreas Jaeger <aj@suse.de>
10194 * stmt.c (expand_asm_operands): Revert last patch from Richard
10197 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10199 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
10200 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
10202 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10204 * doc/contrib.texi (Contributors): Add David O'Brien.
10206 2002-04-08 Alan Modra <amodra@bigpond.net.au>
10208 * configure.in (auto-build.h): Use target_alias and build_alias
10209 when running configure.
10210 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
10211 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
10212 * configure: Regenerate.
10214 2002-04-07 David S. Miller <davem@redhat.com>
10216 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
10218 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
10221 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
10222 generating 32-bit pic code.
10224 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
10226 * cppinit.c (cpp_create_reader): Initialize
10227 discard_comments_in_macro_exp.
10228 (COMMAND_LINE_OPTIONS): Add "-CC" option.
10229 (cpp_handle_option): Handle "-CC" option.
10230 * cpplex.c (save_comment): If saving a C++ comment in
10231 a directive, convert it to a C comment.
10232 (_cpp_lex_direct): Pass second comment start character to
10233 save_comment to indicate comment type.
10234 * cpplib.c (_cpp_handle_directive): If processing
10235 a "#define" directive and discard_comments_in_macro_exp
10236 is false, re-enable saving of comments.
10237 (lex_macro_node): If discard_comments_in_macro_exp is false,
10238 discard any comments before the macro identifier.
10239 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
10241 * cppmacro.c (cpp_get_token): If expanding a macro while
10242 processing a directive, discard any comments we might encounter.
10243 (parse_params): If discard_comments_in_macro_exp is false,
10244 ignore comments in the macro parameter list.
10245 * gcc.c (cpp_unique_options): Add "-CC" option.
10246 (option_map): Map "--comments-in-macros" to "-CC".
10247 * doc/cppopts.texi: Document "-CC" option.
10248 * f/lang-specs.h: Add "-CC" option.
10249 * testsuite/gcc.dg/cpp/maccom1.c: New test.
10250 * testsuite/gcc.dg/cpp/maccom2.c: New test.
10251 * testsuite/gcc.dg/cpp/maccom3.c: New test.
10252 * testsuite/gcc.dg/cpp/maccom4.c: New test.
10253 * testsuite/gcc.dg/cpp/maccom5.c: New test.
10254 * testsuite/gcc.dg/cpp/maccom6.c: New test.
10256 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
10259 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
10261 2002-04-06 Mark Mitchell <mark@codesourcery.com>
10264 * stor-layout.c (layout_decl): Reset the RTL for the decl.
10267 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
10268 RTX_UNCHANGING_P for the functions arguments when a tail call
10271 2002-04-06 Jason Merrill <jason@redhat.com>
10273 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
10274 (parse_options_and_default_flags): Set them appropriately.
10275 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
10277 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
10279 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
10282 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
10285 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
10286 types come in by-reference. Fix typo in comment.
10288 2002-04-05 David S. Miller <davem@redhat.com>
10290 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
10291 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
10292 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
10293 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
10295 2002-04-05 David S. Miller <davem@redhat.com>
10297 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
10298 are not going to emit return instructions, emit at least a nop
10299 for the sake of sane backtraces.
10301 2002-04-05 Richard Henderson <rth@redhat.com>
10303 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
10305 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
10307 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
10309 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
10311 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
10312 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
10313 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
10315 2002-04-05 Andreas Schwab <schwab@suse.de>
10317 * c-convert.c: Include c-common.h.
10318 * Makefile.in (c-convert.o): Updated.
10320 2002-04-05 Jakub Jelinek <jakub@redhat.com>
10322 * mklibgcc.in: Use separate libgcc.map for each multilib.
10323 * Makefile.in (distclean): Don't remove libgcc.map here.
10325 2002-04-05 Jakub Jelinek <jakub@redhat.com>
10327 * Makefile.in (s-mlib): Handle --disable-multilib by separate
10328 genmultilib invocation.
10330 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
10332 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
10333 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
10334 to num_gprs for symmetry.
10335 * config/mips/mips.c: Adjust accordingly.
10337 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
10339 * c-common.c (truthvalue_conversion): Rename, update.
10340 * c-common.h (c_common_truthvalue_conversion): New.
10341 * c-convert.c (convert): Update.
10342 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
10343 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
10344 * c-typeck.c (build_binary_op, build_unary_op,
10345 build_conditional_expr): Update.
10346 * fold-const.c (constant_boolean_node, fold): Use langhook.
10347 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
10348 * langhooks.h (struct lang_hooks): New hook.
10349 * stmt.c (expand_decl_cleanup): Use langhook.
10350 * tree.h (truthvalue_conversion): Remove.
10352 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
10354 2002-04-05 Alan Modra <amodra@bigpond.net.au>
10356 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
10357 Add rules to make null object file.
10359 2002-04-04 Jim Blandy <jimb@redhat.com>
10361 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
10362 macro formal parameter names.
10364 2002-04-04 David S. Miller <davem@redhat.com>
10366 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
10368 2002-04-04 Richard Henderson <rth@redhat.com>
10371 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
10372 Support copies into and out of memory. Don't accept allows_reg
10373 and allows_mem as gospel.
10375 2002-04-04 Richard Henderson <rth@redhat.com>
10378 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
10379 (write_dependence_p): Likewise.
10381 2002-04-04 Richard Henderson <rth@redhat.com>
10383 * predict.c (estimate_bb_frequencies): Do frequency calculation
10384 with a volatile temporary.
10386 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
10388 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
10390 2002-04-04 Jakub Jelinek <jakub@redhat.com>
10393 * final.c (final_start_function): Don't bump profile_label_no here...
10394 (final_end_function): ...but here.
10396 2002-04-04 Jakub Jelinek <jakub@redhat.com>
10398 * config/sparc/sparc.md (pic): New attribute.
10399 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
10401 (split after do_builtin_setjmp_setup): New.
10403 2002-04-04 Jakub Jelinek <jakub@redhat.com>
10406 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
10409 2002-04-04 Jakub Jelinek <jakub@redhat.com>
10411 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
10412 UNITS_PER_WORD for zero sized aggregates.
10414 2002-04-03 David S. Miller <davem@redhat.com>
10416 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
10417 one-character spec for this, just use %(link_gcc_c_sequence).
10419 2002-04-03 David S. Miller <davem@redhat.com>
10421 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
10424 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
10426 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
10427 (DWARF_FRAME_RETURN_COLUMN): Move.
10428 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10429 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
10430 * pa.c (except.h, predict.h): Include.
10432 (store_reg_modify, set_reg_plus_d): Revise prototypes.
10433 (output_ascii): Add cast.
10434 (store_reg_modify): Revise to add frame notes.
10435 (set_reg_plus_d): Likewise.
10436 (compute_frame_size): Include space for eh data registers in frame if
10437 the current function calls eh_return.
10438 (hppa_expand_prologue): Ensure register %r2 is saved if the current
10439 function calls eh_return. Save eh data registers if the current
10440 function calls eh_return. Fix code to add frame notes. Emit
10441 blockage to prevent insns with frame notes being scheduled in the
10442 delay slot of calls.
10443 (hppa_expand_epilogue): Restore eh data registers and do final stack
10444 adjustment if the current function calls eh_return. Don't add frame
10446 (output_call): Revise for change in length of call insn. Don't do
10447 return pointer adjustment for an unconditional jump in the delay slot
10448 of a call when using frame notes.
10449 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
10450 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
10451 (ARG_POINTER_CFA_OFFSET): Define.
10452 * pa.md (return_external_pic): New pattern.
10453 (prologue): Correct formatting. Use return_external_pic if current
10454 function calls eh_return.
10455 (call_internal_symref, call_value_internal_symref,
10456 sibcall_internal_symref, sibcall_value_internal_symref): Change default
10457 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
10459 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
10461 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
10462 list of targets to check using "nop" insn.
10463 * configure: Rebuilt.
10465 2002-04-04 Alan Modra <amodra@bigpond.net.au>
10467 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
10469 2002-04-03 David S. Miller <davem@redhat.com>
10471 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
10472 library sequence passed to the linker.
10473 (LINK_COMMAND_SPEC): Use it.
10474 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
10475 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
10476 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
10478 2002-04-03 Jason Merrill <jason@redhat.com>
10480 * except.c (struct eh_status): Remove protect_list.
10481 (begin_protect_partials, end_protect_partials): Remove.
10482 (add_partial_entry): Remove.
10483 * except.h: Remove prototypes.
10485 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
10486 expand_decl_cleanup_eh.
10489 * tree.h (CLEANUP_EH_ONLY): New macro.
10490 * stmt.c (expand_decl_cleanup_eh): New fn.
10491 (expand_cleanups): Check CLEANUP_EH_ONLY.
10492 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
10493 Use expand_decl_cleanup_eh.
10494 (expand_stmt): Adjust.
10495 * c-common.h: Adjust prototype.
10497 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
10499 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
10500 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
10501 (cris_target_asm_function_epilogue): Ditto.
10502 (cris_initial_frame_pointer_offset): Ditto.
10503 (cris_simple_epilogue): Ditto.
10504 (cris_expand_builtin_va_arg): Variable-size types come in
10507 2002-04-03 David S. Miller <davem@redhat.com>
10509 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
10511 (set_fast_math): Correct 'fsr' type.
10513 2002-04-03 Richard Henderson <rth@redhat.com>
10516 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
10517 * toplev.c (check_global_declarations): Use it.
10518 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
10519 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
10520 (LANG_HOOKS_DECLS): Add it.
10521 * langhooks.c (lhd_warn_unused_global_decl): New.
10522 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
10523 * c-objc-common.c (c_warn_unused_global_decl): New.
10524 * c-tree.h (c_warn_unused_global_decl): Declare.
10525 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
10527 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
10529 * langhooks-def.h (lhd_set_decl_assembler_name,
10530 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
10531 (LANG_HOOKS_INITIALIZER): Update.
10532 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
10533 * langhooks.h (struct lang_hooks): New hook.
10534 * tree.c (set_decl_assembler_name): Move to langhooks.c.
10535 (lang_set_decl_assembler_name): Remove.
10536 (init_obstacks): Don't set hook.
10537 (decl_assembler_name): New function.
10538 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
10539 (decl_assembler_name): New.
10540 (lang_set_decl_assembler_name): Remove.
10542 2002-04-03 Jakub Jelinek <jakub@redhat.com>
10544 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
10545 works properly with .hidden symbols.
10546 * configure: Rebuilt.
10547 * config.in: Rebuilt.
10548 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10549 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
10550 properly with .hidden symbols.
10552 2002-04-03 Jakub Jelinek <jakub@redhat.com>
10555 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
10558 2002-04-03 Richard Henderson <rth@redhat.com>
10561 * sched-rgn.c (sets_likely_spilled): New.
10562 (sets_likely_spilled_1): New.
10563 (add_branch_dependences): Use it.
10565 2002-04-02 Richard Henderson <rth@redhat.com>
10568 * loop.h (LOOP_FIRST_PASS): New.
10569 * loop.c (strength_reduce): Mind it when deciding to unroll.
10570 * toplev.c (rest_of_compilation): Set it.
10572 2002-04-02 David S. Miller <davem@redhat.com>
10574 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
10575 mems_ok_for_ldd_peep when the order of the loads being examined
10577 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
10578 existing comment to increase comprehension of this situation.
10580 2002-04-02 Zack Weinberg <zack@codesourcery.com>
10582 * config/sh/sh.md: Don't use union real_extract.
10584 2002-04-02 Richard Henderson <rth@redhat.com>
10586 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
10588 2002-04-02 David O'Brien <obrien@FreeBSD.org>
10590 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
10591 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
10592 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
10593 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
10594 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
10595 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
10596 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
10597 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
10598 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
10599 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
10600 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
10601 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
10602 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
10603 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
10604 Include as many configury headers via tm_file as possible. This
10605 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
10606 * config/openbsd-oldgas.h: New file.
10607 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
10608 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
10609 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
10610 config/i386/i386-coff.h, config/i386/i386-interix.h,
10611 config/i386/iscdbx.h, config/i386/linux-aout.h,
10612 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
10613 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
10614 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
10615 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
10616 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
10617 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
10618 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
10619 config/i386/vxi386.h: Do not directly include configury headers.
10620 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
10621 Directly include configury headers that are no longer automatically
10622 included by the above headers.
10623 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
10624 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
10625 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
10626 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
10627 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
10628 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
10629 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
10630 (TARGET_VERSION): Define.
10631 * config/i386/beos-elf.h, config/i386/freebsd.h,
10632 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
10633 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
10634 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
10635 config/i386/sco5.h, config/i386/sysv4.h
10636 (TARGET_VERSION): Do not need to protect.
10637 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
10638 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
10639 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
10640 config/i386/i386-interix.h, config/i386/linux-aout.h,
10641 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
10642 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
10643 (YES_UNDERSCORES): Do not define - not needed.
10644 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
10645 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
10646 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
10647 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
10648 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
10649 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
10650 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
10651 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
10653 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
10654 Richard Henderson <rth@redhat.com>
10657 * function.c (assign_temp): Accept either type or decl argument.
10658 Detect variables whose size is too large to fit into an integer.
10659 * stmt.c (expand_decl): Pass the decl, not the type.
10661 2002-04-02 David O'Brien <obrien@FreeBSD.org>
10663 * protoize.c: Match include directory usage with cppdefault.c.
10665 2002-04-03 Jeffrey A Law (law@redhat.com)
10666 Hans-Peter Nilsson <hp@bitrange.com>
10668 * combine.c (simplify_comparison): Avoid narrowing a comparison
10669 with a paradoxical subreg when doing so would drop signficant bits.
10671 2002-04-02 Steve Ellcey <sje@cup.hp.com>
10673 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
10674 if POINTERS_EXTEND_UNSIGNED is defined.
10676 2002-04-02 Richard Henderson <rth@redhat.com>
10679 * local-alloc.c (contains_replace_regs): LO_SUM may contain
10682 2002-04-02 Richard Henderson <rth@redhat.com>
10684 * doc/standards.texi: Document required freestanding libc entry points.
10686 2002-04-02 Alan Modra <amodra@bigpond.net.au>
10688 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
10689 associated splitter. Remove MQ constraint.
10690 (ctrdi_internal4): Correct CCmode clobber.
10692 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
10694 * milli64.S ($$dyncall): New function.
10695 * t-linux (LIB1ASMFUNCS): Revise module list.
10696 (LIB1ASMSRC): Use pa/milli64.S.
10698 2002-04-02 Richard Henderson <rth@redhat.com>
10700 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
10701 rename solaris_sys_varargs_h.
10703 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10705 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
10706 the same mode as its component.
10708 2002-04-02 Richard Henderson <rth@redhat.com>
10711 * final.c (this_is_asm_operands): Export.
10712 * output.h (this_is_asm_operands): Declare.
10713 * config/i386/i386.c (print_operand): Error odd asm operands.
10715 2002-04-02 Richard Henderson <rth@redhat.com>
10718 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
10720 2002-04-01 Richard Henderson <rth@redhat.com>
10723 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
10724 * fixinc/fixincl.x: Rebuild.
10726 2002-04-01 Richard Henderson <rth@redhat.com>
10728 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
10729 (atomic_alloc, atomic_free): New.
10730 (SIZE, MASK_FOR, PTR_IN): New.
10731 (emergency_reg_state, emergency_reg_state_free): New.
10732 (emergency_labeled_state, emergency_labeled_state_free): New.
10733 (reg_state_alloced, labeled_state_alloced): New.
10734 (alloc_reg_state, free_reg_state): New.
10735 (alloc_label_state, free_label_state, free_label_states): New.
10736 (push, pop, dup_state_stack, free_state_stack): Use them.
10737 (desc_label_state): Likewise.
10738 (uw_frame_state_for): Free label states and state stack.
10739 (uw_update_reg_address): Eliminate warnings.
10741 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
10743 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
10744 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
10746 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
10748 * c-decl.c (grokdeclarator): Update.
10749 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
10750 * c-tree.h (c_mark_addressable): New.
10751 * c-typeck.c (default_function_array_conversion, build_unary_op,
10752 build_array_ref, convert_for_assignment): Update.
10753 (mark_addressable): Rename.
10754 * calls.c (try_to_integrate, expand_call): Use langhook.
10755 * expr.c (expand_expr): Use langhook.
10756 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
10757 * langhooks.h (struct lang_hooks): New hook.
10758 * stmt.c (expand_asm_operands): Use langhook.
10759 * tree.h (mark_addressable): Remove.
10761 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
10763 2002-04-01 Bob Wilson <bob.wilson@acm.org>
10765 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
10766 in previous change.
10768 2002-04-01 Bob Wilson <bob.wilson@acm.org>
10770 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
10771 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
10773 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
10775 * c-common.c (unsigned_conversion_warning, convert_and_check,
10776 unsigned_type, signed_type, shorten_compare,
10777 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
10778 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
10779 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
10781 * c-decl.c (grokdeclarator): Update.
10782 * c-format.c (check_format_types): Update.
10783 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
10784 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
10785 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
10786 * convert.c (convert_to_integer): Use new hooks.
10787 * expmed.c (make_tree): Use new hooks.
10788 * expr.c (store_expr): Use new hooks.
10789 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
10790 all_ones_mask_p, unextend, fold): Use new hooks.
10791 * langhooks.h (struct lang_hooks_for_types): New hooks.
10792 * tree.h (signed_or_unsigned_type, signed_type,
10793 unsigned_type): Remove.
10795 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
10796 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
10798 2002-03-31 Richard Henderson <rth@redhat.com>
10800 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
10801 (desc_frgr_mem): Fix reference to f16-f31.
10803 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10805 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
10806 RTVEC_ELT): Const-ify.
10807 * varray.h (VARRAY_CHECK): Const-ify.
10808 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
10809 ggc_mark_rtvec, ggc_mark): Const-ify.
10811 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
10813 * diagnostic.c: Include langhooks-def.h.
10814 * Makefile.in (diagnostic.o): Update.
10816 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
10818 * c-common.c (c_unsafe_for_reeval): Rename.
10819 * c-common.h (c_unsafe_for_reeval): Rename.
10820 * c-decl.c (finish_incomplete_decl): Rename.
10821 (c_init_decl_processing): Don't set langhook.
10822 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
10823 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
10824 * c-objc-common.c (c_objc_common_init): Don't set langhook.
10825 * c-tree.h (finish_incomplete_decl): Rename.
10826 * langhooks-def.h (lhd_unsafe_for_reeval): New.
10827 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
10828 (LANG_HOOKS_INITIALIZER): Update.
10829 * langhooks.c (lhd_unsafe_For_reeval): New.
10830 * langhooks.h (struct langhooks): New hooks.
10831 * toplev.c (incomplete_decl_finalize_hook): Remove.
10832 (wrapup_global_declarations): Update.
10833 * tree.c (lang_unsafe_for_reeval): Remove.
10834 (unsafe_for_reeval): Update.
10835 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
10838 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
10839 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
10841 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
10843 * diagnostic.c (print_error_function): Remove.
10844 (default_print_error_function): Rename.
10845 (report_error_function): Update.
10846 * diagnostic.h (print_error_function): Remove.
10847 (default_print_error_function): Remove.
10848 * langhooks-def.h (struct diagnostic_context): Predeclare.
10849 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
10850 (LANG_HOOKS_INITIALIZER): Update.
10851 * langhooks.h (struct diagnostic context): Predeclare.
10852 (struct lang_hooks): New hook.
10854 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10856 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
10857 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
10859 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
10860 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
10861 of PIC_OFFSET_TABLE_REGNUM thruout.
10862 * config/rs6000/rs6000.md: Likewise.
10863 * config/rs6000/darwin.h: Likewise.
10865 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10867 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
10868 unsigned HOST_WIDE_INT, not unsigned int.
10870 2002-03-31 Jakub Jelinek <jakub@redhat.com>
10872 PR middle-end/6096, middle-end/6098, middle-end/6099
10873 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
10875 (fill_slots_from_thread): Likewise.
10877 2002-03-31 Jakub Jelinek <jakub@redhat.com>
10879 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
10880 floating fields in float regs.
10881 (function_arg_record_value_2): Likewise.
10883 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
10885 * config/mmix/mmix.md (define_constants): Remove misleading
10886 FIXME. Add MMIX_fp_rO_OFFSET.
10887 ("nonlocal_goto_receiver"): Don't have stack-frame address of
10888 saved rO as part of the pattern. Remove FIXME.
10889 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
10890 here, at output-time.
10892 2002-03-31 Jakub Jelinek <jakub@redhat.com>
10895 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
10897 (output_v9branch): Likewise.
10899 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
10901 * gcc.c: Revert previous patch for now.
10902 * config/i386/djgpp.h: Likewise.
10904 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
10906 * config/mmix/crti.asm (_init): Register _fini with atexit.
10907 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
10909 2002-03-31 Richard Henderson <rth@redhat.com>
10912 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
10913 (ASM_OUTPUT_DEF_FROM_DECLS): New.
10915 2002-03-31 Richard Henderson <rth@redhat.com>
10917 * libgcc2.c (__bb_exit_func): Make static.
10919 * config/alpha/alpha.md (trap): New.
10921 2002-03-31 Richard Henderson <rth@redhat.com>
10923 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
10924 promoted argument types; build trap.
10925 (expand_builtin_trap): New.
10926 (expand_builtin): Use it.
10927 * stmt.c (expand_nl_goto_receivers): Likewise.
10928 * expr.h (expand_builtin_trap): Declare.
10929 * libfuncs.h (LTI_abort, abort_libfunc): New.
10930 * optabs.c (init_optabs): Init abort_libfunc.
10932 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
10934 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
10935 (LINK_COMMAND_SPEC): ... from here.
10936 (init_gcc_specs): Duplicate it here too, omitting
10937 shared_name in the second copy.
10938 (init_spec): Test for duplicate
10939 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
10941 2002-03-30 David S. Miller <davem@redhat.com>
10943 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
10944 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
10946 2002-03-30 Roger Sayle <roger@eyesopen.com>
10947 Richard Henderson <rth@redhat.com>
10949 * regmove.c (combine_stack_adjustments_for_block): Avoid
10950 emitting a stack adjustment of zero bytes. Let delete_insn
10953 2002-03-30 Richard Henderson <rth@redhat.com>
10955 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
10956 (sparc_emitting_epilogue): New.
10957 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
10958 * config/sparc/sparc-protos.h: Update.
10959 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
10960 (TARGET_SWITCHES): Update.
10961 * config/sparc/sparc.md (return): Remove.
10962 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
10963 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
10964 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
10965 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
10966 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
10967 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
10968 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
10969 Remove MASK_EPILOGUE.
10970 * doc/invoke.texi: Update.
10972 2002-03-30 Daniel Berlin <dan@dberlin.org>
10974 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
10975 CPP will start the file for us.
10977 2002-03-30 Richard Henderson <rth@redhat.com>
10980 * config/ia64/ia64.c (group_barrier_needed_p): Special case
10981 prologue_allocate_stack.
10982 (ia64_single_set): Use insn codes for recognition of special
10983 cases, not rtl matching.
10984 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
10986 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
10988 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
10990 2002-03-30 Richard Henderson <rth@redhat.com>
10993 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
10994 or -fomit-frame-pointer with profiling.
10995 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
10996 (FUNCTION_PROFILER): Do nothing.
10997 (PROFILE_HOOK): New.
10998 * config/sparc/sparc.c (sparc_override_options): Don't check
10999 code models for profiling.
11000 (sparc_function_profiler): Remove.
11001 (sparc_profile_hook): New.
11002 * config/sparc/sparc-protos.h: Update.
11004 2002-03-30 Jakub Jelinek <jakub@redhat.com>
11006 PR optimization/6086
11007 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
11008 of SUBREG of volatile MEM or because the MEM was mode dependent,
11009 return CLOBBER instead of unmodified SUBREG.
11011 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
11013 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
11014 when not optimizing.
11016 * toplev.c (rest_of_compilation): Cann mark_constant_function
11017 only when optimizing.
11019 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
11022 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
11023 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
11024 (try_optimize_cfg): clear all AUX fields.
11026 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
11027 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
11028 (ix86_address_cost): Be prepared for SUBREGed registers.
11029 (legitimate_address_p): Accept SUBREGed registers.
11031 2002-03-29 Richard Henderson <rth@redhat.com>
11034 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
11036 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11038 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
11039 for aggregate and TFmode types.
11041 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
11043 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
11045 2002-03-29 Richard Henderson <rth@redhat.com>
11048 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
11049 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
11051 2002-03-29 Richard Henderson <rth@redhat.com>
11054 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
11055 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
11056 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
11057 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
11059 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
11061 2002-03-29 Dale Johannesen <dalej@apple.com>
11063 * loop.c (combine_movables): Do allow combination of pseudos.
11065 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
11067 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
11068 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
11069 No functional change except ...
11070 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
11071 * doc/install.texi (*-*-freebsd*): Document port configuration.
11073 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
11075 * Makefile.in (convert.o, calls.o, expmed.o): Update.
11076 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
11078 * builtin-types.def (BT_PTRMODE): Update.
11079 * c-common.c (type_for_size): Rename c_common_type_for_size.
11080 (type_for_mode): Similarly.
11081 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
11083 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
11084 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
11085 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
11087 * c-typeck.c (common_type, comptypes, default_conversion):
11089 * calls.c: Include langhooks.h.
11090 (emit_library_call_value_1): Use new hooks. Avoid redundant
11092 * convert.c: Include langhooks.h
11093 (convert_to_pointer, convert_to_integer): Use new hooks.
11094 * except.c (init_eh): Similarly.
11095 * expmed.c: Include langhooks.h.
11096 (expand_mult_add): Use new hooks.
11097 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
11098 try_casesi): Similarly.
11099 * fold-const.c (optimize_bit_field_compare, make_range,
11100 decode_field_reference, fold_truthop, fold): Similarly.
11101 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
11102 put_var_into_stack): Similarly.
11103 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
11104 LANG_HOOKS_TYPE_FOR_SIZE): New.
11105 (LANG_HOOKS_TYPES_INITIALIZER): Update.
11106 * langhooks.h (lang_hooks_for_types): New hooks.
11107 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
11108 * tree.c (get_unwidened, get_narrower): Similarly.
11109 * tree.h (type_for_mode, type_for_size): Remove.
11110 * varasm.c (force_const_mem): Use new hooks.
11111 * utils2.c (nonbinary_modular_operation): Update.
11113 * objc-act.c (handle_impent): Update.
11114 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
11117 2002-03-29 Steve Ellcey <sje@cup.hp.com>
11119 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
11120 * config/ia64/ia64.c (basereg_operand): New.
11121 * config/ia64/ia64-protos.h (basereg_operand): Declare.
11122 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
11124 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
11126 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
11127 unwind information when frame_pointer_needed.
11128 (mmix_assemble_integer): Tweak wording in comment.
11130 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
11132 * Makefile.in (except.o): Update.
11133 * except.c: Include langhooks.h.
11134 (init_eh): Use langhook.
11135 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
11136 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
11137 (LANG_HOOKS_INITIALIZER): Update.
11138 * langhooks.h (lang_hooks_for_types): New.
11139 (struct lang_hooks): Add it.
11140 * tree.c (make_lang_type_fn, make_lang_type): Remove.
11141 * tree.h (make_lang_type_fn, make_lang_type): Remove.
11143 * alpha/alpha.c: Include langhooks.h.
11144 (alpha_build_va_list): Use langhook.
11145 * d30v/d30v.c: Include langhooks.h.
11146 (d30v_build_va_list): Use langhook.
11147 * i386/i386.c: Include langhooks.h.
11148 (ix86_build_va_list): Use langhook.
11149 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
11150 * s390/s390.c: Include langhooks.h.
11151 (s390_build_va_list): Use langhook.
11152 * stormy16/stormy16.c: Include langhooks.h.
11153 (stormy16_build_va_list): Use langhook.
11155 2002-03-29 Jakub Jelinek <jakub@redhat.com>
11158 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
11160 (length): Compute variable length for branches/calls/jumps here.
11161 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
11162 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
11163 define branch_type attribute.
11164 (divsi3_sp32): Maximum length is 6 not 7.
11165 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
11166 call_address_untyped_struct_value_sp32,
11167 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
11168 * config/sparc/sparc.c (empty_delay_slot): New function.
11169 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
11170 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
11172 2002-03-29 Jakub Jelinek <jakub@redhat.com>
11174 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
11175 nonzero_bits if not needed.
11176 (nonzero_bits) [XOR]: Likewise.
11177 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
11178 reg_last_set_mode and mode are both MODE_INT, but not equal.
11179 (record_value_for_reg): Compute reg_last_set_nonzero_bits
11180 in nonzero_bits_mode for MODE_INT modes.
11182 2002-03-28 Richard Henderson <rth@redhat.com>
11185 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
11186 to GAS. Correct drift between alternatives.
11188 2002-03-28 Richard Henderson <rth@redhat.com>
11191 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
11193 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
11195 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
11196 emulation to the linker.
11198 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
11200 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
11201 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
11203 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
11205 * combine.c (simplify_and_const_int): Make sure to apply mask
11206 when force_to_mode returns a constant integer. PR3311.
11208 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
11210 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
11212 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11214 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
11215 and Objective-C Dialect Options.
11217 2002-03-28 Richard Henderson <rth@redhat.com>
11219 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
11220 comparison should be done vs !=0 not >0 return code. Tidy cases.
11222 2002-03-28 Richard Henderson <rth@redhat.com>
11224 * c-decl.c (finish_function): New arg can_defer_p. Pass it
11225 on to c_expand_body.
11226 * c-tree.h (finish_function): Update decl.
11227 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
11229 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
11231 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
11233 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
11235 * rtlanal.c: Include flags.h
11236 (may_trap_p): Do not mark FP operations if trapping
11237 if !flag_trapping_math
11238 * Makefile.in (rtlanal.o): Add dependency on flag.h
11239 * ifcvt.c (noce_operand_ok): Avoid the lameness.
11241 2002-03-27 Zack Weinberg <zack@codesourcery.com>
11243 * mips.md: Use dconst1, not 1.0, as first argument of
11244 REAL_VALUE_LDEXP. Don't use union real_extract.
11246 2002-03-28 Alan Modra <amodra@bigpond.net.au>
11248 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
11249 rather than $target. Heed program_prefix and
11250 program_transform_name. Search for gas in cross-compiler case too.
11251 "test -x" rather than "test -f".
11252 (gcc_cv_ld): Likewise.
11253 (gcc_cv_nm): Heed program_prefix and program_transform_name.
11254 (gcc_cv_objdump): Likewise.
11255 * configure: Regenerate.
11257 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
11259 * Makefile.in (attribs.o): Update.
11260 * attribs.c: Include langhooks.h.
11261 (decl_attributes): Use langhook.
11262 * c-decl.c (insert_default_attributes): Rename.
11263 * c-tree.h (c_insert_default_attributes): New.
11264 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
11265 (LANG_HOOKS_INITIALIZER): Update.
11266 * langhooks.h (struct lang_hooks): New hook.
11267 * tree.h (insert_default_attributes): Remove.
11269 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
11271 2002-03-27 Andreas Schwab <schwab@suse.de>
11273 * config/i386/i386.c (classify_argument): Also check for
11276 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11278 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
11281 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
11283 * i960.md (ret): Set PC.
11284 (nonlocal_goto): Fix expander.
11285 * builtins.c (epxand_builin_longjmp): Check that we've emitted
11288 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
11290 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
11291 of libcall regions.
11293 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
11295 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
11296 assigning to BLOCK_FOR_INSN directly.
11298 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
11300 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
11302 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
11304 * c-common.c (c_expand_expr): Fix prototype.
11305 * c-common.h (c_expand_expr): Always declare, update.
11306 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
11307 * c-objc-common.c (c_objc_common_init): No global hook.
11308 * expr.c (expand_expr): Use langhook.
11309 * expr.h (enum expand_modifier): Conditionally declare.
11310 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
11311 (LANG_HOOKS_INITIALIZER): Update.
11312 * langhooks.c (lhd_expand_expr): New.
11313 * langhooks.h (struct lang_hooks): New hook.
11314 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
11315 (lang_independent_init): Don't default hook.
11317 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
11319 2002-03-27 Richard Henderson <rth@redhat.com>
11322 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
11323 TARGET_CONST_GP. Simplify conditions.
11325 2002-03-27 Richard Henderson <rth@redhat.com>
11327 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
11328 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
11329 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
11331 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
11333 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
11334 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
11335 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
11336 Remove unnecessary masks.
11337 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
11338 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
11339 -mwindows, -mdll switches and their negations.
11341 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
11343 * gcc-common.c (lang_mark_false_label_stack): Remove.
11344 * ggc.h (lang_mark_false_label_stack): Similarly.
11346 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
11348 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
11350 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
11351 or __rtems_ is defined.
11353 2002-03-26 Richard Henderson <rth@redhat.com>
11355 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
11356 if a non-trivial load was emitted.
11357 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
11358 in high+extra+low case.
11360 2002-03-26 Richard Henderson <rth@redhat.com>
11362 * config.gcc (sparc*-solaris): Use float_format=sparc.
11364 2002-03-26 Richard Henderson <rth@redhat.com>
11366 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
11367 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
11368 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
11369 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
11370 (WINT_TYPE_SIZE): Fix at 32.
11372 2002-03-26 Richard Henderson <rth@redhat.com>
11374 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
11375 until after eh landing pad generation.
11376 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
11377 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
11379 2002-03-26 Richard Henderson <rth@redhat.com>
11381 * expr.h (ADD_PARM_SIZE): One more convert for INC.
11383 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
11385 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
11386 and warning switches.
11387 (cc1_options): Likewise.
11389 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
11391 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
11392 Restore more of the signal context. Set no_reg_stack_frame.
11393 * config/ia64/unwind-ia64.c (unw_state_record):
11394 Add no_reg_stack_frame, comments.
11395 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
11396 (uw_update_context): Adjust bsp when unwinding from leaf,
11397 but not signal frame.
11399 2002-03-26 David Edelsohn <edelsohn@gnu.org>
11401 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
11403 2002-03-26 Bob Wilson <bob.wilson@acm.org>
11405 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
11407 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
11410 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
11411 "Add a pool_range attribute", which was lost during the ARM/Thumb
11414 2002-03-26 Bob Wilson <bob.wilson@acm.org>
11416 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
11417 a register into the MAC16 accumulator.
11419 2002-03-26 Andrew Cagney <ac131313@redhat.com>
11421 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
11422 (Warning Options): Document -Wswitch-enum.
11423 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
11425 (warn_switch_enum): Define variables.
11426 * flags.h (warn_switch_enum): Declare variables.
11427 * stmt.c (expand_end_case_type): When warn_switch_enum /
11428 -Wswitch-enum, perform switch checks.
11431 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
11433 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
11434 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
11435 (reload_muladdsi_compare0_scratch): Delete.
11437 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
11439 * doc/install.texi (*-*-freebsd*): Update.
11441 2002-03-26 Richard Henderson <rth@redhat.com>
11443 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
11444 (SUB_PARM_SIZE): Cast DEC to ssizetype.
11446 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
11447 types from the normal argument frame.
11449 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
11450 variable sized objects by reference.
11451 (sparc_va_arg): Receive them by reference too.
11453 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
11455 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
11456 code to not restoring global registers.
11458 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
11460 * Makefile.in (ggc-common.o): Update.
11461 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
11462 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
11463 * c-tree.h (c_mark_tree): New.
11464 * ggc-common.c: Include langhooks.h.
11465 (gcc_mark_trees): Use new langhook.
11466 * ggc-callbacks.c: Delete file.
11467 * ggc.h (lang_mark_tree): Remove.
11468 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
11469 (LANG_HOOKS_INITIALIZER): Update.
11470 * langhooks.h (struct lang_hooks): New hook.
11472 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
11474 2002-03-25 Zack Weinberg <zack@codesourcery.com>
11476 * doc/cpp.texi: Exclude entire Top node from printed manual.
11477 Move option index after directive index. Insert page breaks
11478 before GFDL and concept index. Index environment variables
11479 with command line options.
11480 * doc/cppenv.texi: Use @vtable for environment variable list.
11481 Add paragraph explaining semantics of empty elements in path
11482 variables. Exclude a cross-reference to Fishkill from the
11483 manpage. Remove an unnecessary cross-reference of the entry
11484 right above the referer. Don't use @anchor in text that goes
11486 * doc/cppopts.texi: Cross-reference the environment variables
11487 section, not the specific environment variable, for consistency.
11489 2002-03-25 Richard Henderson <rth@redhat.com>
11491 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
11492 anywhere in the block. Don't refer to insns that have been
11493 removed from the chain. Iterate backward through the new insns.
11494 Don't refer to edges that have been removed.
11496 2002-03-26 Alan Modra <amodra@bigpond.net.au>
11498 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
11499 test for overflow of constant.
11501 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
11504 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
11505 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
11506 these patterns on arm_archv4.
11508 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
11510 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
11513 2002-03-25 Zack Weinberg <zack@codesourcery.com>
11515 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
11516 float_handled, float_handler, float_signal, set_float_handler,
11517 and do_float_handler. Set handler for SIGFPE to crash_signal.
11518 * toplev.h: Don't prototype do_float_handler.
11520 * c-lex.c: Fold parse_float into lex_number. Make warning
11521 about portability of hex float constants more informative, and
11522 don't issue it on top of a syntax error.
11523 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
11525 * real.h: Define REAL_VALUE_ABS here...
11526 * simplify-rtx.c: ... not here. Fold check_fold_consts,
11527 simplify_unary_real, simplify_binary_real, and
11528 simplify_binary_is2orm1 into their callers.
11529 * tree.c: Fold build_real_from_int_cst_1 into caller.
11531 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
11533 * tsystem.h: Include float.h here...
11534 * libgcc2.c: ... not here.
11536 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
11538 Fixes for: PR bootstrap/3591, target/5676
11539 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
11540 defined. Do not disable exceptions or rtti.
11541 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
11542 mcore.h. Disable exceptions and rtti, since they are not
11545 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
11547 * c-decl.c (maybe_build_cleanup): Remove.
11548 * expr.c (expand_expr): Use langhook.
11549 * langhooks-def.h (lhd_return_null_tree,
11550 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
11551 (LANGHOOKS_INITIALIZER): Update.
11552 * langhooks.c (lhd_return_null_tree): New.
11553 * langhooks.h (struct lang_hooks): New hook.
11554 * tree-inline.c (initialize_inlined_parameters): Use langhook.
11555 * tree.h (maybe_build_cleanup): Remove.
11557 2002-03-25 Jakub Jelinek <jakub@redhat.com>
11559 * regrename.c (build_def_use): Move recog_memoized
11560 before extract_insn.
11562 2002-03-25 Jakub Jelinek <jakub@redhat.com>
11565 * expr.c (emit_group_store): Handle storing into CONCAT.
11567 2002-03-25 Jakub Jelinek <jakub@redhat.com>
11569 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
11570 corresponding MATCH_DUP.
11572 2002-03-24 Richard Henderson <rth@redhat.com>
11574 * unroll.c (unroll_loop): Zero label_map.
11576 * gcse.c: Include except.h.
11577 * Makefile.in (gcse.o): Update.
11579 2002-03-24 Richard Henderson <rth@redhat.com>
11581 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
11582 Do resolve_unique_section before shared data clause.
11584 2002-03-24 Richard Henderson <rth@redhat.com>
11586 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
11588 2002-03-24 Richard Henderson <rth@redhat.com>
11590 * recog.c (peephole2_optimize): Split blocks when EH insns are
11591 generated in the middle of a block. Do global life update if
11594 2002-03-24 Richard Henderson <rth@redhat.com>
11596 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
11598 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
11601 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
11602 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
11603 (init_dependency_output): Don't make no_output decision here.
11605 2002-03-24 Andrew Cagney <ac131313@redhat.com>
11607 * stmt.c (check_for_full_enumeration_handling): Remove tests of
11608 warn_switch. Update description.
11609 (expand_end_case_type): Call check_for_full_enumeration_handling
11612 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11614 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
11615 (m68hc11_split_move): Call it to see if the source and destination
11616 operands use the same direction auto inc/dec mode, otherwise make the
11617 source an offsetable memory operand and generate an add.
11619 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11621 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
11622 register for operand 2.
11623 ("*subsi3_zero_extendqi"): Likewise.
11624 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
11625 bits so that it is compatible with a pop.
11626 ("*andhi3_gen"): Likewise.
11627 ("xorhi3"): Likewise.
11629 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
11631 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
11633 (cpp_post_options): ... not here.
11635 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
11636 Aldy Hernandez <aldyh@redhat.com>
11638 Removal of separate preprocessor cpp0.
11640 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
11641 cpp0, install-common): Update.
11642 * c-common.c (flag_preprocess_only): New.
11643 (c_common_init): Preprocess for -E.
11644 * c-common.h (flag_preprocess_only): New.
11645 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
11646 * c-objc-common.c (c_init_decl_processing): Exit quickly
11647 for NULL return from c_common_init.
11648 * cpplib.h (cpp_preprocess_file): New.
11649 * cppmain.c (main, general_init, pfile, progname): Remove.
11650 (do_preprocessing): Rename cpp_preprocess_file, don't call
11651 cpp_finish. Don't close stdout here.
11652 (setup_callbacks): Update prototype.
11653 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
11655 * tradcpp.c (main): Ignore -quiet.
11657 * lang-specs.h (default_compilers): Preprocess with cc1obj.
11659 2002-03-24 Richard Henderson <rth@redhat.com>
11661 PR optimization/5742
11662 * machmode.def: Add inner mode field to complex modes.
11663 * config/mips/mips.c (mips_function_value): Always define. Add
11664 new argument to handle libcalls.
11665 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
11666 (FUNCTION_VALUE): Likewise.
11667 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
11668 * config/mips/mips-protos.h: Update.
11670 2002-03-23 Richard Henderson <rth@redhat.com>
11672 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
11673 * config/sparc/sparc-protos.h: Update.
11674 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
11676 2002-03-23 Richard Henderson <rth@redhat.com>
11678 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
11679 _start or _init begins the text segment.
11681 2002-03-23 David Edelsohn <edelsohn@gnu.org>
11683 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
11684 not HOST_WIDEST_INT.
11685 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
11687 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
11690 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
11691 operand argument to output_return_instruction.
11692 * arm.c (arm_print_operand, case 'd'): If the operand is
11693 const_true_rtx then just return.
11694 (arm_print_operand, case 'D'): If the operand is const_true_rtx
11697 2002-03-23 Andrew Cagney <ac131313@redhat.com>
11699 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
11700 (Warning Options): Document -Wswitch-default.
11701 * toplev.c (W_options): Add -Wswitch-default. Update comment on
11703 (warn_switch_default): Define variable.
11704 (warn_switch): Update comment.
11705 * flags.h (warn_switch_default): Declare variable.
11706 (warn_switch): Update comment.
11707 * stmt.c (expand_end_case): Check for and, when
11708 warn_switch_no_default, warn of a missing default case.
11710 2002-03-23 Alan Modra <amodra@bigpond.net.au>
11712 * real.h (N): Special case 128 bit doubles.
11714 * combine.c (simplify_comparison): When widening modes, ignore
11715 sign extension on CONST_INTs.
11717 2002-03-22 Bob Wilson <bob.wilson@acm.org>
11719 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
11720 passed to adjust_address. Fix comment formatting.
11723 2002-03-22 Zack Weinberg <zack@codesourcery.com>
11725 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
11726 Always make REAL_VALUE_TYPE a struct containing an array of
11727 HOST_WIDE_INT, not a double. Tidy up the code deciding how
11728 big it is. Don't declare or use union real_extract.
11730 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
11731 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
11732 (print_operand), config/arm/arm.c (output_move_double),
11733 config/arm/arm.md (consttable_4, consttable_8),
11734 config/romp/romp.c (output_fpops), config/s390/s390.h
11735 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
11736 (xtensa_output_literal): Don't use union real_extract.
11738 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
11739 (sfmode_constant_to_ulong), config/ns32k/merlin.h
11740 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
11741 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
11742 (PRINT_OPERAND): Don't use local version of union
11745 * config/convex/convex.c (check_float_value), config/vax/vax.c
11746 (vax_float_literal), config/m88k/m88k.md (divdf3),
11747 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
11748 config/pdp11/pdp11.c (output_move_quad): Don't do host
11749 arithmetic on target floating point quantities.
11751 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
11752 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
11754 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
11755 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
11757 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
11758 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
11760 * print-rtl.c (print_rtx): Disable code which needs
11761 floating-point emulator.
11762 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
11763 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
11764 depending on HOST_FLOAT_FORMAT to be defined properly.
11766 * config/1750a/1750a.c (get_double, float_label): Delete.
11767 (print_operand): Delete huge commented-out chunk. Use
11768 REAL_VALUE_TO_DECIMAL.
11769 * config/1750a/1750a-protos.h: Delete prototypes of deleted
11771 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
11773 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
11774 Use REAL_VALUE_TO_DECIMAL as ELF version does.
11775 * config/m88k/m88k.c (real_power_of_2_operand,
11776 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
11777 real_extract out of the union; run the input through
11778 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
11779 from that into the union.
11780 * config/pdp11/pdp11.c (output_move_double): Rearrange
11781 parentheses to make automatic indenter happy.
11783 * doc/tm.texi (Cross-compilation): Rename node to "Floating
11784 Point" and rewrite to describe current situation. Also adjust
11785 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
11787 * doc/rtl.texi: Adjust cross reference.
11789 2002-03-22 Bob Wilson <bob.wilson@acm.org>
11791 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
11792 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
11793 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
11794 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
11795 prevent use of sp as a reload register.
11796 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
11797 non_acc_reg_operand.
11798 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
11799 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
11800 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
11801 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
11803 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
11805 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
11806 * cpplex.c (unterminated): Delete.
11807 (parse_string): No string literal may extend over multiple
11808 lines. Suppress the error when preprocessing assembly.
11809 * cppmain.c (scan_translation_unit): Strings are single-line.
11811 * doc/cpp.texi: Update to match.
11813 2002-03-22 Jakub Jelinek <jakub@redhat.com>
11815 PR optimization/5854
11816 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
11818 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
11819 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
11820 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
11821 const0 if scratch register was not allocated.
11822 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
11823 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
11824 with GEN_INT (...).
11825 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
11826 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
11827 with GEN_INT (...) everywhere. Remove constraints in define_split
11829 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
11830 require scratch register for setting 0 into regs/non-pushable memory.
11832 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
11834 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
11835 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
11837 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
11839 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
11840 * cppinit.c (cpp_create_reader): On by default.
11841 (cpp_handle_option): Handle -W[no-]endif-labels.
11842 (cpp_post_options): Also enable if -pedantic.
11843 * cpplib.c (do_else): Use it.
11844 (do_endif): Likewise.
11845 * doc/cppopts.texi: Document new option.
11846 * doc/invoke.texi: Document new option.
11848 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
11850 * config/i386/i386.c, config/i386/i386.md: Change all occurences
11851 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
11853 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
11855 * flow.c (calculate_global_regs_live): Clear aux fields of
11858 2002-03-22 Jakub Jelinek <jakub@redhat.com>
11860 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
11861 REG or MEM subregs, pass rtx * instead of rtx to it.
11862 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
11863 rtx * instead of rtx to alter_subreg.
11864 * config/m32r/m32r.c (gen_split_move_double): Likewise.
11865 * config/pj/pj.c (pj_output_rval): Likewise.
11867 2002-03-22 Richard Henderson <rth@redhat.com>
11870 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
11871 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
11872 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
11873 (ia64_expand_prologue): Look at int_regs, not words, for number
11874 of incomming int regs.
11876 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
11878 * expr.c (expand_expr): A RESULT_DECL is part of a call.
11880 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
11882 * toplev.c (flag_loop_optimize, flag_crossjumping):
11883 New static variables.
11884 (rest_of_compilation): Conditionalize crossjumping and
11886 (parse_options_and_default_flags): Default loop_optimize and
11888 (lang_independent_options): Add -fcrossjumping and -floop-optimize
11889 * invoke.texi (crossjumping, loop-optimize): Document.
11891 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
11893 * real.c (eiisneg): Move outside #ifdef NANS.
11895 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
11897 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
11898 frequencies match; avoid match on different loop depths.
11899 (try_crossjump_to_bb): Kill tests that no longer brings time
11901 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
11903 (split_edge): Likewise.
11905 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
11908 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
11909 * cfgrtl.c: Include insn-config.h
11910 (split_block) Dirtify block in presence of conditional execution
11912 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
11914 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
11915 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
11916 (function_arg): Constify CUMULATIVE_ARGS.
11917 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
11918 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
11919 (UNITS_PER_DOUBLE): New macro.
11920 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
11921 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
11922 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
11923 fp_regs and stack_words.
11924 (EABI_FLOAT_VARARGS_P): New macro.
11925 * config/mips/mips.c (struct mips_arg_info): New.
11926 (mips_arg_info): New function.
11927 (function_arg_advance): Use it. Add adjustment instructions here
11928 rather than in function_arg.
11929 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
11930 for VOIDmode at the beginning of the function.
11931 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
11932 (function_arg_pass_by_reference): Likewise.
11933 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
11934 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
11935 (mips_va_start): Likewise. Use the new stack_words field of
11936 CUMULATIVE_ARGS to set up overflow area. Reformat.
11937 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
11938 doubles and other types, aligning the overflow pointer for non-doubles
11939 too. Remove some code duplication. Replace hard-coded constants.
11941 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
11943 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
11944 (CLASS_UNITS): Undefine.
11945 (CLASS_MAX_NREGS): Use FP_INC.
11946 * config/mips/mips.c (compute_frame_size): Likewise.
11947 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
11949 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
11951 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
11952 prototype, and handle lexing numbers and identifiers.
11953 (parse_identifier): Update to new form of parse_slow.
11954 (parse_number): Fast path only, use parse_slow otherwise.
11955 (_cpp_lex_direct): Update calls to parse_number.
11957 2002-03-21 DJ Delorie <dj@redhat.com>
11959 * bb-reorder.c (make_reorder_chain_1): Protect against
11960 when redundant edges are omitted.
11961 * predict.c (dump_prediction): Likewise.
11963 2002-03-21 Richard Henderson <rth@redhat.com>
11966 * fixinc/inclhack.def (solaris_stdio_tag): New.
11967 * fixinc/fixincl.x: Regenerate.
11969 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
11972 * c-typeck.c (process_init_element): Flag non-static
11973 initialization of a flexible array member as illegal.
11975 2002-03-22 Alan Modra <amodra@bigpond.net.au>
11977 * config/rs6000/t-linux64: New.
11978 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
11979 t-ppccomm. Use t-rs6000 and t-linux64.
11980 (powerpc64-*-gnu* <tmake_file>): Likewise.
11981 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
11982 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
11983 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
11985 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
11987 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
11988 flag_really_no_inline instead of optimize == 0.
11990 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
11992 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
11994 * flags.h (flag_really_no_inline): New.
11996 * c-common.c (c_common_post_options): Initialize
11997 flag_really_no_inline.
11999 * toplev.c (flag_really_no_inline): New.
12001 2002-03-21 Jakub Jelinek <jakub@redhat.com>
12003 * config/avr/avr.md (length): Fix length computation for
12004 conditional branches.
12006 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
12008 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
12009 sdbout.o, profile.o): Update.
12010 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
12012 * c-common.h (gettags): Move here from tree.h.
12013 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
12014 insert_block, getdecls, kept_level_p, global_bindings_p): New.
12015 * dbxout.c (dbxout_init): Use getdecls langhook.
12016 * expr.c (expand_expr): Use insert_block langhook.
12017 * fold-const.c: Include langhooks.h.
12018 (fold_range_test, fold_binary_op_with_conditional_arg,
12019 fold): Use global_bindings_p langhook.
12020 * integrate.c (expand_inline_function): Use insert_block langhook.
12021 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
12022 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
12023 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
12024 LANG_HOOKS_GETDECLS): New.
12025 (LANG_HOOKS_INITIALIZER): Update.
12026 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
12028 * langhooks.h (struct lang_hooks_for_decls): New.
12029 (struct lang_hooks): Update.
12030 * profile.c: Include langhooks.h.
12031 (output_func_start_profiler): Use new langhooks.
12032 * sdbout.c: Include langhooks.h.
12033 (sdbout_init, sdbout_finish): Use getdecls langhook.
12034 * stmt.c: Include langhooks.h.
12035 (expand_fixup, fixup_gotos): Use new langhooks.
12036 * stor-layout.c: Include langhooks.h.
12037 (variable_size): Use global_bindings_p langhook.
12038 * toplev.c (compile_file): Use getdecls langhook.
12039 * tree-inline.c (remap_block): Use insert_block langhook.
12040 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
12041 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
12043 2002-03-21 Richard Henderson <rth@redhat.com>
12045 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
12046 constants in .data when -fpic.
12048 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12050 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
12053 2002-03-21 Tom Tromey <tromey@redhat.com>
12055 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
12057 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12059 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
12061 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
12063 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
12064 Richard Henderson <rth@redhat.com>
12067 * c-common.c (c_expand_expr): Preserve result of a statement
12068 expression if needed.
12070 2002-03-21 Jakub Jelinek <jakub@redhat.com>
12073 * genrecog.c (maybe_both_true_mode): Remove.
12074 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
12075 * machmode.def (Pmode): Likewise.
12077 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
12079 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
12080 (nonlocal_mentioned_p_1): New function.
12081 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
12082 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
12083 (mark_constant_function): Recognize pure functions.
12084 * rtl.h (global_reg_mentioned_p): New prototype.
12085 * rtlanal.c (global_reg_mentioned_p,
12086 global_reg_mentioned_p_1): New function.
12088 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12090 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
12092 * fixinc/fixincl.x: Regenerate.
12094 2002-03-20 Jason Merrill <jason@redhat.com>
12096 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
12098 2002-03-20 Michael Meissner <meissner@redhat.com>
12100 * doc/invoke.texi (Optimize Options): Document that -O2 sets
12103 2002-03-20 Bob Wilson <bob.wilson@acm.org>
12105 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
12106 ".literal_position" directive before the constant pool.
12108 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12110 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
12111 Add Craig Rodrigues.
12112 Add Brad Lucier to testers.
12114 2002-03-20 Jakub Jelinek <jakub@redhat.com>
12117 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
12119 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
12120 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
12121 instead of insn_extract.
12123 2002-03-20 Jakub Jelinek <jakub@redhat.com>
12126 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
12128 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
12129 stmt if some case has been output.
12131 2002-03-20 Jakub Jelinek <jakub@redhat.com>
12134 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
12135 movsfcc_1, movdfcc_1): Add %O2.
12136 * config/i386/i386.c (print_operand): Handle %ON.
12137 Print . before float condition codes in Sun as cmov syntax.
12138 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
12139 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
12142 2002-03-20 Philip Blundell <pb@nexus.co.uk>
12144 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
12145 return instruction if PC was popped.
12147 2002-03-20 Bob Wilson <bob.wilson@acm.org>
12149 * config/xtensa/xtensa.md: Remove unused type attributes.
12150 (adddi_carry, subddi_carry): Change type attribute to "multi".
12152 2002-03-19 Dale Johannesen <dalej@apple.com>
12154 PR optimization/5999, middle-end/5731
12155 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
12156 multiplications by reciprocals.
12158 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
12160 * Makefile.in: Update.
12161 * c-common.c: Include langhooks.h.
12162 (inline_forbidden_p): Use new hook.
12163 * diagnostic.c: Include langhooks.h.
12164 (format_with_decl, announce_function,
12165 default_print_error_function): Use new hook.
12166 * dwarf2out.c (dwarf2_name): Use new hook.
12167 * function.c: Include langhooks.h.
12168 (init_function_start): Use new hook.
12169 * langhooks-def.h (lhd_decl_printable_name): New.
12170 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
12171 (LANGHOOKS_INITIALIZER): Update.
12172 * langhooks.c (lhd_decl_printable_name): New.
12173 * langhooks.h (struct lang_hooks): New hook.
12174 * toplev.c (decl_name, decl_printable_name): Remove.
12175 (open_dump_file): Use new hook.
12176 (process_options): Remove old hook.
12177 * tree.h (decl_printable_name): Remove.
12179 * objc-act.c (objc_init): Remove old hook.
12180 (objc_printable_name): Export.
12181 * objc-act.h (objc_printable_name): New.
12182 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
12184 2002-03-19 Jim Blandy <jimb@redhat.com>
12186 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
12187 the start_source_file debug hook, not the current line number.
12189 2002-03-19 Richard Henderson <rth@redhat.com>
12191 * flow.c (EH_USES): Provide default.
12192 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
12193 * doc/tm.texi (EH_USES): New.
12195 * config/ia64/ia64.c (ia64_eh_uses): New.
12196 * config/ia64/ia64-protos.h: Update.
12197 * config/ia64/ia64.h (EH_USES): New.
12199 2002-03-19 Richard Henderson <rth@redhat.com>
12201 * varasm.c (output_constant_def): Fix stupid typo.
12203 2002-03-19 Richard Henderson <rth@redhat.com>
12206 * except.c (current_function_has_exception_handlers): New.
12207 * except.h: Declare it.
12208 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
12209 Combine tests that disable all sibcalls for the function.
12211 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
12213 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
12216 2002-03-19 Richard Henderson <rth@redhat.com>
12219 * config/ia64/ia64.c: Revert 2002-03-01 patch.
12220 * config/ia64/ia64.h (INIT_EXPANDERS): New.
12222 2002-03-19 Jim Blandy <jimb@redhat.com>
12224 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
12225 name, even if the replacement list contains no tokens, as required
12228 2002-03-19 Jason Merrill <jason@redhat.com>
12230 * varasm.c (globalize_decl): Get the name from the RTL, not
12231 DECL_ASSEMBLER_NAME.
12233 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
12235 2002-03-19 Bob Wilson <bob.wilson@acm.org>
12237 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
12238 subdi_carry): Define.
12240 2002-03-19 David Edelsohn <edelsohn@gnu.org>
12242 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
12243 about -fpic/-fPIC if extra_warnings set.
12245 2002-03-19 David Edelsohn <edelsohn@gnu.org>
12247 * expr.c (expand_expr): Sign-extend CONST_INT generated from
12248 TREE_STRING_POINTER.
12249 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
12251 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12253 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
12254 in favor of SP if FRAME_POINTER_REQUIRED is false.
12256 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
12258 * emit-rtl.c (gen_int_mode): New function.
12259 * rtl.h: Prototype for it.
12260 * combine.c (make_extraction, simplify_comparison), expmed.c
12261 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
12262 (convert_modes, store_field), optabs.c (expand_fix),
12263 simplify-rtx.c (neg_const_int, simplify_unary_real),
12265 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
12266 Use it instead of GEN_INT (trunc_int_for_mode (...)).
12268 2002-03-19 Jakub Jelinek <jakub@redhat.com>
12271 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
12272 convert_parm_for_inlining.
12273 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
12275 * langhooks-def.h: Likewise.
12276 * objc/objc-lang.c: Likewise.
12277 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
12279 * tree-inline.c (initialize_inlined_parameters):
12280 Call convert_parm_for_inlining lang hook if needed.
12281 * c-typeck.c (c_convert_parm_for_inlining): New function.
12282 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
12284 2002-03-18 Mark Mitchell <mark@codesourcery.com>
12286 * calls.c (precompute_arguments): Do not assume that temporaries
12287 can be destroyed after expanding the argument.
12288 (expand_call): Likewise.
12290 2002-03-15 Eric Christopher <echristo@redhat.com>
12292 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
12293 Fix register preference on last change.
12294 * config/mips/mips.c (mips_return_in_memory): New function.
12295 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
12296 * config/mips/mips-protos.h: Declare.
12297 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
12298 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
12300 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
12302 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
12304 (anddi3, iorsi3): Likewise.
12306 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
12307 use %gprel for symbols that are going to be placed in linkonce
12310 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
12311 RETURN_ADDRESS_POINTER_REGNUM to $ra.
12312 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
12313 not needed. Disregard leaf_function_p().
12314 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
12315 mips16 frame pointer.
12316 * config/mips/mips.md (store ra): Only to small SP offsets.
12317 2001-08-22 Graham Stott <grahams@redhat.com>
12318 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
12319 return a REG rtx for the return address register.
12321 2002-03-18 Bob Wilson <bob.wilson@acm.org>
12323 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
12324 constant-pool addresses as "mode-dependent".
12325 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
12327 2002-03-18 Jakub Jelinek <jakub@redhat.com>
12330 * expr.c (emit_group_load): Use extract_bit_field if
12331 needed for CONCAT arguments.
12333 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
12336 * arm.md (tablejump): Make this a define_expand. For PIC add the
12337 offset to the base of the table.
12338 (thumb_tablejump): Matcher for Thumb tablejump insn.
12339 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
12340 as the difference of two labels.
12341 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
12342 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
12343 tables in the code.
12344 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12345 * arm.c (get_jump_table_size): If the table is not in the text
12346 section, return zero.
12348 2002-03-18 Bernd Schmidt <bernds@redhat.com>
12350 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
12352 (arm_reload_out_hi): Use gen_lowpart instead of
12353 gen_rtx_SUBREG to access QImode components.
12354 * config/arm/arm.md: Disable zero_extend split for QImode
12355 subregs in BIG_ENDIAN mode.
12356 (storehi_bigend): Match use of least significant byte.
12357 (storeinthi): Remove extraneous SUBREG.
12358 Add missing construction of operands[2].
12359 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
12360 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
12361 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
12363 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
12365 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
12368 2002-03-17 Richard Henderson <rth@redhat.com>
12370 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
12373 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
12375 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
12376 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
12378 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12380 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
12382 * predict.c (estimate_bb_frequencies): Delete unused variables.
12384 2002-03-17 Richard Henderson <rth@redhat.com>
12386 * config/ia64/ia64.c (ia64_attribute_table): Move before
12387 targetm definition. Make static.
12389 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
12391 * c-common.h (yyparse, c_common_parse_file): New.
12392 * c-lang.c: Include c-common.h.
12393 (LANG_HOOKS_PARSE_FILE): Redefine.
12394 * c-lex.c: Include c-common.h.
12395 (yyparse): Rename c_common_parse_file. Call yyparse.
12396 * c-parse.in (yyparse): Remove macro.
12397 * c-tree.h (yyparse_1): Remove.
12398 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
12399 (LANG_HOOKS_INITIALIZER): Update.
12400 * langhooks.h (struct lang_hoooks): New hook parse_file.
12401 * toplev.c (compile_file): Use parse_file hook.
12402 * tree.h (yyparse): Remove.
12403 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
12405 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
12407 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
12408 float_truncate, not fix.
12409 ("*truncdfsf2_real"): Ditto.
12410 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
12412 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
12414 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
12416 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
12417 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
12418 where appropriate. Make the second reference to
12419 leaf_function_p a function call, as intended. Reindented.
12421 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
12422 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
12424 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
12425 add register to non-constant into sp.
12427 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
12428 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
12429 (mips16_gp_pseudo_rtx): Lose.
12430 (INIT_EXPANDERS): Deleted.
12431 * config/mips/mips.c (mips_init_machine_status): New.
12432 (mips_free_machine_status): New.
12433 (mips_mark_machine_status): New.
12434 (override_options): Set them.
12435 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
12436 (struct machine_function): ... new. Replaced all references.
12437 (mips_add_gc_roots): Don't mark them.
12438 (embedded_pic_fnaddr_reg): New, extracted from...
12439 (embedded_pic_offset): ... here.
12440 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
12443 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
12445 * cppinit.c: Revert -MD removal.
12447 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12449 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
12450 soft registers by default for 68HC12.
12451 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
12452 when compiling with -fomit-frame-pointer.
12453 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
12454 (expand_epilogue): Likewise.
12455 (m68hc11_gen_rotate): Use exg when rotating by 8.
12457 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12459 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
12460 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
12461 (splits): Remove unused add splits.
12462 ("*addhi3_68hc12"): Tune constraints.
12463 ("addhi_sp"): Try to use X instead of Y in all cases and if the
12464 constant fits in 8-bits and D is dead use abx/aby instructions.
12465 ("*addhi3"): Remove extern declaration of ix_reg.
12466 ("*subsi3"): Optimize and provide new split.
12467 ("subhi3"): Cleanup.
12468 ("*subhi3_sp"): Avoid saving X if we know it is dead.
12469 (arith splits): For 68hc12 save the address register on the stack
12470 and do the arithmetic operation with a pop.
12472 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12474 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
12475 allocating QImode in address registers.
12476 ("*movqi_m68hc11"): Likewise.
12478 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
12480 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
12482 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
12484 * cppinit.c (print_help): Display -MD and -MMD.
12485 Don't display usage string. Update assertion syntax and
12487 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
12488 (cpp_handle_option): Update.
12490 2002-03-15 Chris Demetriou <cgd@broadcom.com>
12492 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
12493 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
12494 and define it so that regardless of target CPU size,
12495 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
12496 of "int" rather than "long."
12498 2002-03-15 Richard Henderson <rth@redhat.com>
12500 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
12503 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12505 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
12506 ("tstqi" split): Avoid using memory for tstqi on address register.
12507 (splits): Remove constraints.
12508 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
12509 ("cmpdf", "cmpsf"): Remove since not used.
12510 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
12511 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
12513 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12515 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
12516 ("neghi2"): Tighten constraints.
12517 ("one_cmplsi2"): Optimize and simplify split.
12518 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
12520 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12522 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
12523 and split of AND operation to clear the upper bits.
12524 ("*logicalsi3_zextqi"): Likewise.
12525 ("*logicallhi3_zexthi_ashift8"): Likewise.
12526 ("*logicalsi3_silshr16"): Likewise.
12527 ("logicalsi3_silshl16"): Likewise.
12528 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
12530 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12532 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
12533 (m68hc11_indirect_p): New function.
12534 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
12535 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
12537 (asm_print_register): Likewise.
12538 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
12539 (m68hc11_indirect_p): Declare.
12540 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
12541 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
12542 (TARGET_SWITCHES): New option -mrelax.
12543 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
12545 ("iorsi3", "xorsi3"): Likewise.
12546 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
12547 ("*andhi3_mem"): New to handle destination in memory with bclr
12548 and a scratch register.
12549 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
12550 ("*andhi3_const"): New when operand2 is constant.
12551 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
12552 ("*andhi3_gen"): Cleanup of the old "andhi3".
12553 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
12554 ("xorqi3"): Update constraints.
12556 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12558 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
12559 for reg_equiv_memory_loc when the operand is a register that does
12560 not get a hard register (stack location).
12561 (tst_operand): After reload, accept all memory operand.
12562 (symbolic_memory_operand): Fix detection of symbolic references.
12563 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
12564 accept symbols and any constant.
12566 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12568 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
12569 note on the insn that sets the soft frame register.
12570 (must_parenthesize): ix and iy are also reserved names.
12571 (print_operand_address): One more place where parenthesis are required
12572 to avoid confusion with register names.
12573 (m68hc11_gen_movhi): Allow push of stack pointer.
12574 (m68hc11_check_z_replacement): Fix handling of parallel with a
12576 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
12577 the replacement register is.
12578 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
12579 and D8_REGS classes.
12580 (MODES_TIEABLE_P): All modes are tieable except QImode.
12582 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12584 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
12585 (___subdi3): Likewise.
12586 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
12587 (__map_data_section): Optimize 68hc11 case.
12589 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12591 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
12592 than a shift to avoid adding a register with itself.
12593 (m68hc11_memory_move_cost): Take into account NO_REGS.
12594 (m68hc11_register_move_cost): Update and use memory move cost
12595 for soft registers.
12596 (m68hc11_address_cost): Make cost of valid offset not 0 so that
12597 it gives more opportunities to cse to optimize.
12598 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
12599 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
12601 2002-03-15 Mark Mitchell <mark@codesourcery.com>
12603 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
12604 * c-common.def (CLEANUP_STMT): New tree node.
12605 * c-common.h (CLEANUP_DECL): New macro.
12606 (CLEANUP_EXPR): Likewise.
12607 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
12608 * expr.c (expand_expr): Tidy.
12609 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
12610 * tree-inline.c (initialize_inlined_parameters): Clean up
12611 new local variables.
12613 2002-03-15 Jakub Jelinek <jakub@redhat.com>
12616 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
12617 before movrXX only, use reg_overlap_mentioned_p.
12618 Only special case NE if just one insn can be generated.
12620 2002-03-15 Jason Merrill <jason@redhat.com>
12622 * varasm.c (assemble_variable): Call resolve_unique_section before
12623 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
12624 of error_mark_node.
12626 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
12629 * arm.md (split pattern for thumb shiftable immediates): Add comment
12630 explaining non-obvious test.
12632 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
12635 * arm.md (movaddr, movaddr_insn): Delete.
12637 2002-03-15 Jason Merrill <jason@redhat.com>
12639 * toplev.c (wrapup_global_declarations): Clarify variable handling.
12640 -fkeep-static-consts doesn't apply to comdats.
12642 2002-03-14 Richard Henderson <rth@redhat.com>
12644 * c-decl.c: Include c-pragma.h.
12645 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
12646 (finish_function): Tidy.
12647 * c-pragma.c: Include c-common.h.
12648 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
12649 (handle_pragma_weak): Use them.
12650 (init_pragma): Register pending_weaks.
12651 * c-pragma.h (maybe_apply_pragma_weak): Declare.
12652 * print-tree.c (print_node): Print DECL_WEAK.
12653 * varasm.c (mark_weak_decls): Remove.
12654 (remove_from_pending_weak_list): Remove.
12655 (add_weak): Remove.
12656 (asm_emit_uninitialised): Call globalize_decl for weak commons.
12657 (weak_decls): Make a tree_list.
12658 (declare_weak): Cons weak_decls directly.
12659 (globalize_decl): Remove weak_decls elements directly.
12660 (weak_finish): Simplify weak_decls walk. Don't weaken unused
12661 symbols. Don't pretend to handle aliases.
12662 (init_varasm_once): Update weak_decls registry.
12663 * Makefile.in: Update dependencies.
12665 2002-03-14 Richard Henderson <rth@redhat.com>
12668 * config/ia64/ia64.c: Include tm_p.h last.
12669 (gen_nop_type): Remove duplicate definition.
12670 (cycle_end_fill_slots): Set sched_data for second L slot.
12671 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
12672 (nop_cycles_until): Fix typos.
12674 2002-03-15 Jakub Jelinek <jakub@redhat.com>
12676 PR optimization/5891
12677 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
12679 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
12681 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
12682 descriptors correctly.
12684 2002-03-14 Michael Meissner <meissner@redhat.com>
12686 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
12687 100, allowing MAX_UNROLLED_INSNS to be overridden.
12689 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
12692 * unroll.c (params.h): Include.
12693 (MAX_UNROLLED_INSNS): Delete, now in params.h.
12695 * doc/invoke.texi (--param max-unroll-insns): Document.
12697 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
12699 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
12701 * arm.md: Fix warnings about constraints in peepholes and splits.
12703 2002-03-14 Zack Weinberg <zack@codesourcery.com>
12705 * cpphash.h (struct lexer_state): Remove line_extension member.
12706 * cpplib.c (dequote_string, do_linemarker): New functions.
12707 (linemarker_dir): New data object.
12708 (DIRECTIVE_TABLE): No longer need to interpret #line in
12709 preprocessed source. Delete obsolete comment about return
12710 values of handlers.
12711 (end_directive, directive_diagnostics, _cpp_handle_directive):
12712 Don't muck with line_extension.
12713 (directive_diagnostics): No need to issue warnings for
12715 (_cpp_handle_directive): Issue warnings for linemarkers here,
12716 when appropriate. Dispatch linemarkers to do_linemarker, not
12718 (do_line): Code to handle linemarkers split out to do_linemarker.
12719 Convert escape sequences in filename argument, both places.
12721 * cppmacro.c (quote_string): Rename cpp_quote_string and
12722 export. All callers changed.
12723 * cpplib.h (cpp_quote_string): Prototype.
12724 * cppmain.c (print_line): Call cpp_quote_string on to_file
12725 before printing it.
12727 * doc/cpp.texi: Document that escapes are now interpreted in
12728 #line and in linemarkers, and that non-printing characters are
12729 converted to octal escapes when linemarkers are generated.
12731 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
12733 * emit-rtl.c (try_split): Use delete_insns.
12734 * recog.c (split_all_insns): Fix terminating condition.
12736 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
12737 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
12740 * arm.c (arm_output_epilogue): Fix floating-point register save
12741 adjustment when using a frame pointer.
12743 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
12745 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
12746 * config/mips/mips.c (compute_frame_size): Retrofit them here.
12747 (save_restore_insns, mips_expand_epilogue): And here.
12748 (build_mips16_call_stub): And here.
12749 (mips_function_value): Use the new macros to decide whether a single
12750 or complex float can be returned in floating-point registers. Return
12751 a parallel rtx in the complex case.
12753 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
12755 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
12756 call after liveness analysis.
12758 * recog.c (split_insn): Use delete_insn_and_edges.
12760 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
12761 instructions to have branch prediction notes.
12762 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
12764 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
12766 * configure.in: Don't pass -Wno-long-long to a ADA compiler
12767 that doesn't support it.
12768 * configure: Regenerate.
12770 2002-03-13 Jakub Jelinek <jakub@redhat.com>
12773 * config/sparc/sparc.md (normal_branch, inverted_branch,
12774 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
12775 inverted_fp_branch): Adjust calls to output_cbranch.
12776 Set length attribute.
12777 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
12778 output_v9branch. Set length attribute.
12779 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
12781 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
12782 (output_cbranch): Likewise. Handle far branches.
12783 (output_v9branch): Handle far branches.
12784 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
12786 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
12787 noov_compare64_op predicates.
12789 2002-03-13 Jason Merrill <jason@redhat.com>
12791 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
12792 into the function and constify it.
12793 * gthr-dce.h, gthr-solaris.h: Likewise.
12795 2002-03-13 David Edelsohn <edelsohn@gnu.org>
12797 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
12798 * config/rs6000/rs6000.c (rs6000_va_arg): Use
12799 std_expand_builtin_va_arg if not ABI_V4.
12801 2002-03-13 Jason Merrill <jason@redhat.com>
12803 * varasm.c (globalize_decl): New fn.
12804 (assemble_start_function): Use it.
12805 (asm_emit_uninitialized): Use it.
12806 (assemble_alias): Use it.
12807 (assemble_variable): Use it.
12809 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
12811 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
12812 2002-03-12 internal visibility change.
12813 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
12814 visibility into SYMBOL_REF_FLAG.
12816 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
12818 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
12819 VOIDmode operand. Add compile-time optimization for constant results.
12821 2002-03-12 Jason Merrill <jason@redhat.com>
12823 * c-typeck.c (convert_for_assignment): Don't allow conversions
12824 between pointers and references. Only allow lvalues to convert to
12827 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
12829 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
12830 before prologue, to avoid scheduling problems.
12832 2002-03-13 Jakub Jelinek <jakub@redhat.com>
12834 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
12835 (ELIMINABLE_REGS): Add sfp->sp.
12836 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
12838 2002-03-13 Jakub Jelinek <jakub@redhat.com>
12840 PR optimization/5892
12841 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
12843 2002-03-13 Jakub Jelinek <jakub@redhat.com>
12845 * loop.c (basic_induction_var): Don't call convert_modes if mode
12846 classes are different.
12848 2002-03-12 Richard Henderson <rth@redhat.com>
12850 PR optimization/5901
12851 * function.c (reposition_prologue_and_epilogue_notes): Position
12852 the markers after/before the last/first insn not deleted.
12854 2002-03-12 Richard Henderson <rth@redhat.com>
12856 PR optimization/5878
12857 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
12858 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
12859 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
12861 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
12862 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
12863 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
12865 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
12866 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
12867 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
12868 also. Don't set it if not flag_pic.
12869 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
12870 to be INVALID_REGNUM when not used.
12872 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
12874 * expmed.c (store_bit_field): Reset alias set for memory.
12875 (extract_bit_field): Same.
12877 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12879 * c-common.c (c_tree_code_type, c_tree_code_length,
12880 c_tree_code_name, add_c_tree_codes): Delete.
12881 * c-common.h (add_c_tree_codes): Delete.
12882 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
12884 * c-objc-common.c (c_objc_common_init): Don't call
12885 add_c_tree_codes, instead set lang_unsafe_for_reeval.
12886 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
12887 objc_tree_code_name, add_objc_tree_codes): Delete.
12888 (objc_init): Don't call add_objc_tree_codes.
12889 * objc/objc-lang.c (tree_code_type, tree_code_length,
12890 tree_code_name): Define.
12891 * toplev.c (lang_independent_init): Don't set
12892 tree_code_length[IDENTIFIER_NODE].
12893 * tree.c (tree_code_type, tree_code_length, tree_code_name):
12894 Delete definitions, moved to language front-ends.
12895 * tree.def (IDENTIFIER_NODE): Hardwire the length.
12896 * tree.h (tree_code_type, tree_code_length, tree_code_name):
12898 (tree_code_length): Change type to unsigned char.
12900 2002-03-12 Richard Henderson <rth@redhat.com>
12902 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
12903 internal visibility change.
12905 2002-03-12 Bob Wilson <bob.wilson@acm.org>
12907 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
12908 validize_mem() instead of change_address to avoid clobbering
12911 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
12913 * c-lex.h (position_after_whitespace): Remove.
12915 2002-03-12 Jakub Jelinek <jakub@redhat.com>
12917 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
12918 (lex_string): Use unsigned char pointers.
12920 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
12922 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
12923 is not a valid memory_operand.
12925 2002-03-12 Bob Wilson <bob.wilson@acm.org>
12927 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
12928 * config/xtensa/lib1funcs.asm: Fix copyright to include
12929 special case for libgcc files.
12930 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
12931 (__divsi3): Likewise.
12932 (__umodsi3): Likewise.
12933 (__modsi3): Likewise.
12934 * config/xtensa/lib2funcs.S: Fix copyright to include
12935 special case for libgcc files.
12937 2002-03-12 Tom Rix <trix@redhat.com>
12939 * collect2.c (resolve_lib_name): Move outside of
12940 OBJECT_FORMAT_COFF ifdef.
12941 (ignore_library): Same.
12943 2002-03-12 Bob Wilson <bob.wilson@acm.org>
12945 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
12947 2002-03-12 Bob Wilson <bob.wilson@acm.org>
12949 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
12950 to function_section before writing out the constant pool.
12952 2002-03-12 David Edelsohn <edelsohn@gnu.org>
12954 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
12956 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
12958 2002-03-12 Alan Modra <amodra@bigpond.net.au>
12960 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
12961 (adddi3): Likewise.
12964 (cmpsi splitter): Likewise.
12965 (modsi3): Fail if <= 0.
12966 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
12967 redundant test when HOST_BITS_PER_WIDE_INT != 32.
12968 (reg_or_sub_cint64_operand): Likewise.
12969 (num_insns_constant_wide): Optimize sign extension.
12970 (rs6000_legitimize_address): Likewise.
12972 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
12974 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
12975 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
12977 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
12979 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
12980 address calculation.
12982 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
12984 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
12985 scratch register to DImode / TImode.
12986 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
12987 register used does not overlap the target.
12989 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12991 * Makefile.in (debug.o): Depend on debug.h.
12992 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
12993 * debug.c (do_nothing_debug_hooks): Likewise.
12994 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
12995 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
12996 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
12997 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
12998 * dwarfout.c (dwarf_debug_hooks): Likewise.
12999 * integrate.c (output_inline_function): Likewise.
13000 * objc/objc-act.c (synth_module_prologue): Likewise.
13001 * sdbout.c (sdb_debug_hooks): Likewise.
13002 * toplev.c (debug_hooks): Likewise.
13003 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
13005 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13007 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
13008 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
13009 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
13010 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
13011 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
13012 * defaults.h (POINTER_SIZE): Define.
13013 * doc/tm.texi (POINTER_SIZE): Document default.
13015 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13017 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
13019 2002-03-11 Richard Henderson <rth@redhat.com>
13021 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
13022 if rebuild_label_notes_after_reload.
13024 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
13026 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
13027 emit pic register load if "internal" visibility.
13028 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
13029 (cris_expand_builtin_va_arg): Do all computations on trees.
13031 2002-03-11 Richard Henderson <rth@redhat.com>
13033 * rtlanal.c: Include recog.h.
13034 (keep_with_call_p): Fix thinko.
13035 * Makefile.in (rtlanal.o): Update dependencies.
13037 2002-03-11 Chris Meyer <cmeyer@gatan.com>
13039 * genflags.c (gen_insn): Use IS_VSPACE.
13040 * genoutput.c (output_insn_data): Likewise.
13041 (process_template): Likewise.
13043 2002-03-11 Richard Henderson <rth@redhat.com>
13045 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
13047 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
13049 * Makefile.in: Update.
13050 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
13051 Update documentation.
13052 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
13053 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
13055 2002-03-11 Zack Weinberg <zack@codesourcery.com>
13057 * Makefile.in: Give texi2pod its input file as a command line
13058 argument, not on stdin.
13060 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
13061 Daniel Berlin <dan@dberlin.org>
13063 C++ alias analysis improvement.
13064 * alias.c (record_component_aliases): Record aliases for base
13067 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
13069 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
13071 2002-03-11 Douglas B Rupp <rupp@gnat.com>
13073 * toplev.c (vms_fopen): Remove, not needed.
13075 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
13077 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
13079 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
13080 for FP, already done later.
13082 * toplev.c (debug_args): Add entry for VMS_DEBUG.
13083 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
13085 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
13087 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
13088 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
13089 LARGEST_EXPONENT_IS_NORMAL for the given mode.
13090 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
13091 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
13092 (ediv, emul, eldexp, esqrt): Likewise.
13093 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
13094 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
13095 (saturate): New function.
13096 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
13097 (make_nan): Use a saturation value instead of a NaN if
13098 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
13099 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
13100 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
13101 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
13102 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
13103 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
13104 !ROUND_TOWARDS_ZERO.
13105 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
13106 (ROUND_TOWARDS_ZERO): Document.
13108 2002-03-11 Andreas Jaeger <aj@suse.de>
13110 * cfg.c (dump_flow_info): Remove unused variable.
13112 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
13114 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
13115 computations on trees.
13117 2002-03-10 Richard Henderson <rth@redhat.com>
13120 * reload.c (copy_replacements_1): New.
13121 (copy_replacements): Use it to recurse through the rtx.
13123 2002-03-10 Richard Henderson <rth@redhat.com>
13125 * loop.c (strength_reduce): Compute number of iterations as
13126 unsigned HOST_WIDE_INT.
13128 2002-03-10 Richard Henderson <rth@redhat.com>
13130 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
13131 to move away from the end of the block.
13133 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
13135 PR preprocessor/5899
13136 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
13138 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13140 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
13142 * attribs.c (decl_attributes): Fix signed/unsigned warning.
13144 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
13146 * config/mmix/mmix.c: Improve comments.
13147 (mmix_target_asm_function_prologue): Drop variable
13148 empty_stack_frame. Don't allocate unused slot above fp.
13149 (mmix_target_asm_function_epilogue): Mirror prologue changes.
13150 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
13151 brace in first column.
13152 (enum reg_class): Ditto.
13153 (FIRST_PARM_OFFSET): Now 0.
13154 (USER_LABEL_PREFIX): Remove #if 0:d definition.
13156 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13158 * combine.c (make_extraction): Fix error in last change.
13160 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13162 * c4x.c (c4x_fp_reglist): Const-ify.
13163 * cris.c (cris_print_operand): Likewise.
13164 * i386.c (ix86_va_arg): Likewise.
13165 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
13166 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
13167 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
13168 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
13169 * mcore.h (regno_reg_class): Likewise.
13170 * mips.c (gen_int_relational): Likewise.
13171 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
13172 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
13173 * pdp11.c (move_costs): Likewise.
13174 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
13175 * s390.c (s390_branch_condition_mnemonic, regclass_map):
13177 * s390.h (regclass_map): Likewise.
13178 * sh.c (shift_amounts): Likewise.
13179 * sh.md (rotlsi3): Likewise.
13181 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
13183 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
13184 (ne0+5): Use new clobber to generate proper shift pattern.
13185 Patch by Michael Matz <matz@kde.org>.
13187 2002-03-09 Andreas Schwab <schwab@suse.de>
13189 * gcc.c (validate_all_switches): Also handle `%W{...}'.
13191 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
13193 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
13195 2002-03-09 Jakub Jelinek <jakub@redhat.com>
13198 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
13199 even for non-representable constants.
13201 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13203 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
13204 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
13205 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
13206 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
13207 (pop_function_context): Compute MAY_SHARE parameter for
13209 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
13210 (gen_mem_addressof): Call fixup_var_refs with new parm.
13212 * combine.c (make_extraction): Don't make extension of CONST_INT.
13214 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
13216 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
13217 in o32 and o64 ABIs.
13218 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
13219 but getting fixed-size structs passed in registers regardless of
13220 padding in o32 and o64 ABIs.
13222 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
13223 offset before loading address of argument passed by transparent
13226 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
13228 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
13230 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
13232 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
13233 marker such that registers after it are saved.
13235 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13237 * sparc.c (arith_4096_operand): Fix error in last change.
13239 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
13241 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
13242 defaults for MEABI.
13244 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
13246 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
13249 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
13251 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
13253 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
13255 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
13256 removed; fix return value.
13257 * combine.c (combine_instructions): Dirtify blocks where we failed to
13258 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
13259 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
13261 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13263 * gcse.c (insert_insn_end_bb): Fix typo in last change.
13265 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
13267 * recog.c (peephole2_optimize): Re-distribute EH edges.
13269 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
13271 * expr.c (expand_expr): Use unsave lang hook.
13272 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
13273 (LANG_HOOKS_INITIALIZER): Update.
13274 * langhooks.h (struct lang_hooks): New hook unsave.
13275 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
13276 (unsave_expr_1): Remove unused lang_unsave_expr_now.
13277 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
13278 (unsave_expr_now): Remove.
13279 * tree.h (unsave_expr_now, lang_unsave,
13280 lang_unsave_expr_now): Remove.
13283 2002-03-08 Andreas Jaeger <aj@suse.de>
13285 * flow.c (propagate_block_delete_insn): Remove unused variable.
13287 2002-03-08 Kazu Hirata <kazu@hxi.com>
13289 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
13290 insn length for memory load/store.
13292 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
13294 * doc/install.texi (--with-libiconv-prefix): Document.
13296 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
13298 * doc/sourcebuild.texi: Fix typo.
13300 2002-03-08 Jakub Jelinek <jakub@redhat.com>
13303 * builtins.c (std_expand_builtin_va_arg): Do all computations on
13306 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13308 * rtl.c (copy_most_rtx): Move from here ...
13309 * emit-rtl.c (copy_most_rtx): ... to here.
13311 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
13313 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
13314 SUBTARGET_CPP_SIZE_SPEC.
13315 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
13317 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
13319 2002-03-07 Matt Hiller <hiller@redhat.com>
13321 * gensupport.c (first_dir_md_include): Renamed from include;
13322 change all references.
13323 (last_dir_md_include): Renamed from last_include; change all
13325 (init_md_reader): Unconditionally initialize base_dir whether or
13326 not filename is a relative path.
13328 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
13330 * config/fp-bit.c (_unord_f2): Compile it in even if
13331 US_SOFTWARE_GOFAST is enabled.
13333 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
13334 NULL_RTX. Set all HFmode operations as NULL_RTX.
13335 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
13336 NULL_RTX, try reversing the comparison and the operands.
13338 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
13340 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
13341 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
13344 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
13346 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
13348 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
13350 * basic-block.h (fixup_abnormal_edges): Declare.
13351 * reload1.c (fixup_abnormal_edges): New function.
13352 * reg-stack.c (convert_regs): Use it.
13354 * gcse.c (insert_insn_end_bb): Handle trapping insns.
13356 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
13358 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
13360 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
13361 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
13362 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
13363 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
13364 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
13365 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
13366 unless x and y could be infinite.
13367 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
13368 Check that the common type of both arguments is a real, even for
13369 targets without unordered comparisons. Allow an integer argument
13370 to be compared against a real.
13371 (expand_tree_builtin): Use expand_unordered_cmp.
13372 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
13373 * cse.c (fold_rtx): Likewise. Fix indentation.
13374 * fold-const.c (fold_real_zero_addition_p): New.
13375 (fold): Use it, and the new HONOR_... macros.
13376 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
13377 * jump.c (reversed_comparison_code_parts): After searching for
13378 the true comparison mode, use HONOR_NANS to decide whether it
13379 can be safely reversed.
13380 (reverse_condition_maybe_unordered): Remove IEEE check.
13381 * simplify-rtx.c (simplify_binary_operation): Use the new macros
13382 to decide which simplifications are valid. Allow the following
13383 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
13384 and (a - -b) to (a + b).
13385 (simplify_relational_operation): Use HONOR_NANS.
13386 * doc/tm.texi: Document the MODE_HAS_... macros.
13388 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
13390 * combine.c (simplify_comparison): If simplifying a logical shift
13391 right and compare with constant, force the comparison to unsigned.
13393 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
13395 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
13397 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
13399 (alt_reg_names): Remove % for vrsave.
13401 2002-03-06 Richard Henderson <rth@redhat.com>
13403 PR optimization/5844
13404 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
13405 if used indicates we've already emitted one copy of an operand.
13406 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
13407 (gen_split): Supply a non-null used.
13409 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
13411 * reload1.c (reload): Unshare all rtl after reload is done.
13413 * simplify-rtx.c (simplify_plus_minus): Do not abort,
13414 but simply fail if the expression is too complex to simplify.
13415 (simplify_gen_binary): Handle simplify_plus_minus failures.
13417 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
13419 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
13420 consistently call delete_trivially_dead_insns after CSE and GCSE;
13421 fix DFI_life dumping; do jump threading after liveness; do crossjumping
13422 after liveness2; update comment in last crossjumping.
13423 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
13425 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
13427 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
13428 after completing fast dead code elimination.
13430 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
13433 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
13435 * version.c: Fix misplaced leading blanks on first line.
13437 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
13439 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
13441 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
13443 * cfgcleanup.c (mentions_nonequal_regs): New function.
13444 (thread_jump): Use it.
13445 * toplev.c (rest_of_compilation): Run jump threading after
13448 2002-03-06 Jakub Jelinek <jakub@redhat.com>
13450 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
13453 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
13455 * predict.c (estimate_bb_frequencies): Do not reload the
13456 frequencies from notes.
13458 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
13460 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
13461 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
13463 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
13464 delete_noop_moves): Return indeger.
13465 * flow.c (ndead): New variable.
13466 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
13467 BB argument; update callers.
13468 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
13469 (life_analysis): Do not call purge_all_dead_edges.
13470 (update_life_info): Return number of deleted insns; print statistics.
13471 (update_life_info_in_dirty_blocks): likewise.
13472 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
13473 return number of insns deleted.
13475 * cse.c: Include timevar.h
13476 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
13477 iterate until stabilizes; print statistics; return number of killed
13479 * Makefile.in: (cse.o): Add timevar.h dependency
13480 * rtl.h (delete_trivially_dead_insns): New.
13481 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
13482 * toplev.c (rest_of_compilation): Update callers.
13484 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
13485 (try_optimize_cfg): Do not update liveness.
13486 (cleanup-cfg): Loop until try_optimize_cfg and dead code
13487 removal stabilizes; use delete_trivially_dead_insns.
13489 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
13491 2002-03-05 Zack Weinberg <zack@codesourcery.com>
13493 * cppmain.c (setup_callbacks): Disable #pragma and #ident
13494 callbacks when processing assembly language.
13496 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
13498 * pa.h (ASM_FILE_END): Define.
13499 * som.h (ASM_FILE_END): Delete.
13501 * pa.c (function_arg): Don't pass floats in general registers in
13502 indirect calls if TARGET_ELF32.
13504 2002-03-05 Richard Henderson <rth@redhat.com>
13506 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
13508 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
13510 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
13512 2002-03-05 Jakub Jelinek <jakub@redhat.com>
13514 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
13515 -r command line. Don't hide any symbols if not building
13518 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
13520 * cfg.c (dump_flow_info): Warn about profile mismatches.
13521 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
13522 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
13524 2002-03-05 Jakub Jelinek <jakub@redhat.com>
13526 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
13527 wide volatile memory by parts.
13529 2002-03-05 Jakub Jelinek <jakub@redhat.com>
13531 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
13534 2002-03-05 Richard Henderson <rth@redhat.com>
13536 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
13538 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
13540 * toplev.c (documented_lang_options): Document more
13541 language-specific options.
13542 * doc/invoke.texi (Warning Options): Correct documentation for
13543 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
13544 * c-decl.c (c_decode_option): Use a table to handle warning options.
13546 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
13548 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
13549 parameter to mmix_encode_section_info.
13550 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
13551 relocatably. Always produce ELF, not mmo if linking relocatably.
13552 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
13553 first is non-zero, don't add symbol prefix.
13554 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
13555 prototype accordingly.
13557 2002-03-04 Krister Walfridsson <cato@df.lth.se>
13559 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
13561 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
13563 * configure.in: Increase required makeinfo version to 4.1.
13564 * configure: Regenerate.
13566 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
13568 * .cvsignore: Remove *.info* and genrtl*; these files are generated
13571 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
13573 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
13574 * doc/invoke.texi: Fix @math uses.
13576 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
13578 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
13581 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
13583 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
13584 (powerpc-*-eabisimaltivec*): Same.
13586 * config/rs6000/t-ppcendian: New.
13588 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
13590 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
13591 nonimmediate_src_operand and nonimmediate_lsrc_operand to
13592 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
13594 2002-03-03 Richard Henderson <rth@redhat.com>
13596 * toplev.c (rest_of_decl_compilation): Revert last two changes.
13598 2002-03-03 Zack Weinberg <zack@codesourcery.com>
13600 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
13601 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
13602 tree.c, config/m68k/m68k.c:
13603 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
13604 REAL_ARITHMETIC blocks unconditional. Delete some further
13605 #ifdef blocks predicated on REAL_ARITHMETIC.
13606 * flags.h, toplev.c: Delete remaining references to
13607 flag_pretend_float.
13609 * doc/invoke.texi: Remove documentation of -fpretend-float.
13610 * doc/tm.texi: Describe the various REAL_* macros as provided by
13611 real.h, not by the target configuration files.
13613 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
13614 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
13615 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
13616 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
13617 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
13618 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
13619 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
13620 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
13621 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
13622 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
13623 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
13624 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
13625 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
13626 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
13627 config/xtensa/xtensa.h:
13628 Do not define, undefine, or mention in comments any of
13629 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
13630 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
13631 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
13632 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
13633 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
13634 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
13635 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
13636 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
13637 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
13639 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13641 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
13642 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
13643 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
13644 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
13645 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
13646 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
13648 * defaults.h (BITS_PER_WORD): Define.
13649 * doc/tm.texi (BITS_PER_WORD): Document default value.
13651 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
13652 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
13653 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
13655 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13657 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
13658 lieu of explicit sizeof/sizeof.
13659 * i386.c (override_options, ix86_init_mmx_sse_builtins,
13660 ix86_expand_builtin): Likewise.
13661 * mips.c (mips_add_gc_roots): Likewise.
13662 * mmix.c (mmix_output_condition): Likewise.
13663 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
13664 altivec_init_builtins): Likewise.
13665 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
13666 * cppexp.c (Nsuff, parse_number): Likewise.
13667 * cppinit.c (builtin_array_end): Likewise.
13668 * gcc.c (n_default_compilers, process_command): Likewise.
13669 * genpreds.c (output_predicate_decls): Likewise.
13670 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
13671 * lcm.c (N_ENTITIES): Likewise.
13672 * stor-layout.c (set_sizetype): Likewise.
13674 2002-03-03 Richard Henderson <rth@redhat.com>
13676 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
13677 for types or labels.
13679 2002-03-03 Richard Henderson <rth@redhat.com>
13681 * c-decl.c (start_decl): Initialized variables are not common.
13683 2002-03-02 Per Bothner <per@bothner.com>
13685 * gcc.c (option_map): Suport new --bootclasspath option.
13686 --CLASSPATH is now just an alias for --classpath.
13688 2002-03-02 Richard Henderson <rth@redhat.com>
13690 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
13691 load if "internal" visibility.
13692 * doc/extend.texi: Document visibility meanings.
13694 2002-03-02 Richard Henderson <rth@redhat.com>
13696 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
13697 to functions as well.
13699 2002-03-02 Richard Henderson <rth@redhat.com>
13701 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
13702 (handle_visibility_attribute): Don't call assemble_visibility.
13703 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
13704 without asmspec. Invoke assemble_alias when needed.
13705 * varasm.c (maybe_assemble_visibility): New.
13706 (assemble_start_function, assemble_variable, assemble_alias): Use it.
13708 2002-03-02 Richard Henderson <rth@redhat.com>
13710 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
13711 invoke ENCODE_SECTION_INFO with first call flag.
13713 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
13714 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
13715 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
13716 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
13717 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
13718 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
13719 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
13720 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
13721 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
13722 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
13723 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
13724 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
13725 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
13726 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
13727 config/mcore/mcore-protos.h, config/mcore/mcore.c,
13728 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
13729 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
13730 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
13731 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
13732 config/sh/sh.h, config/sparc/sparc.h,
13733 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
13734 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
13735 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
13736 FIRST argument. As needed, examine it and do nothing.
13738 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
13739 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
13740 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
13742 * config/arm/t-pe (pe.o): Add dependencies.
13744 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13746 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
13747 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
13748 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
13749 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
13750 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
13751 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
13752 * defaults.h (BITS_PER_UNIT): Define.
13753 * doc/tm.texi (BITS_PER_UNIT): Document default value.
13755 2002-03-02 Kazu Hirata <kazu@hxi.com>
13757 * config/h8300/h8300-protos.h: Add a prototype for
13758 compute_a_shift_length.
13759 * config/h8300/h8300.c (h8300_asm_insn_count): New.
13760 (compute_a_shift_length): Likewise.
13761 (h8300_adjust_insn_length): Do not adjust insn length of shift
13763 * config/h8300/h8300.md (anonymous shift patterns): Use
13764 compute_a_shift_length.
13766 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13768 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
13769 trunc_int_for_mode.
13771 * emit-rtl.c (offset_address): Call update_temp_slot_address.
13773 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13775 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
13776 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
13777 * flags.h (flag_zero_initialized_in_bss): Declare.
13778 * toplev.c (flag_zero_initialized_in_bss): New flag.
13779 (lang_independent_options): Add flag_zero_initialized_in_bss.
13780 * tree.c (initializer_zerop): New function.
13781 * tree.h (initializer_zerop): Declare.
13782 * varasm.c (assemble_variable): If we can emit bss, put zero
13783 initializers in the bss section.
13785 2002-03-02 Alan Modra <amodra@bigpond.net.au>
13787 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
13788 like more than one symbol per .weak directive.
13790 2002-03-01 Richard Henderson <rth@redhat.com>
13792 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
13793 adjust argument_pointer by pretend_args_size.
13794 (ia64_va_start): Adjust va_start address by -pretend_args_size.
13796 2002-03-01 Kazu Hirata <kazu@hxi.com>
13798 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
13800 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
13802 * toplev.c (rest_of_compilation): Delete dead jumptables before
13804 * flow.c (delete_dead_jumptables): Make global.
13805 * rtl.h (delete_dead_jumptables): Declare.
13807 2002-03-01 David Edelsohn <edelsohn@gnu.org>
13809 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
13810 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
13811 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
13813 2002-03-01 Kazu Hirata <kazu@hxi.com>
13815 * config/h8300/h8300-protos.h: Fix formatting.
13816 * config/h8300/h8300.c: Likewise.
13817 * config/h8300/h8300.h: Likewise.
13819 2002-03-01 Kazu Hirata <kazu@hxi.com>
13821 * config/h8300/h8300.c (print_operand): Support 16-bit
13822 constant addresses.
13823 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
13825 2002-02-28 Richard Henderson <rth@redhat.com>
13827 * expmed.c (store_bit_field): Prevent generation of CONCATs;
13828 pun complex values as integers; use gen_lowpart instead of
13830 (extract_bit_field): Likewise.
13832 2002-03-01 Alan Modra <amodra@bigpond.net.au>
13833 David Edelsohn <edelsohn@gnu.org>
13835 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
13836 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
13837 (SUPPORTS_WEAK): Likewise.
13838 * output.h (add_weak): Add tree param.
13839 * varasm.c (add_weak): Likewise. Save decl.
13840 (struct weak_syms): Add decl field.
13841 (mark_weak_decls): New function.
13842 (init_varasm_once): ggc_add_root mark_weak_decls.
13843 (assemble_start_function): Use ASM_WEAKEN_DECL.
13844 (assemble_variable): Likewise.
13845 (assemble_alias): Likewise.
13846 (declare_weak): Pass decl to add_weak.
13847 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
13848 (remove_from_pending_weak_list): Declare and define for
13850 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
13851 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
13852 * defaults.h (SUPPORTS_WEAK): Likewise.
13853 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
13854 .weak for code sym. Do emit .size for descriptor sym.
13855 (ASM_DECLARE_FUNCTION_SIZE): Define.
13856 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
13857 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
13858 .lglobl unless TARGET_XCOFF. Formatting fixes.
13859 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
13860 .weak for code sym.
13861 (HANDLE_PRAGMA_WEAK): Remove.
13862 (ASM_WEAKEN_LABEL): Remove.
13863 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
13865 2002-03-01 Jason Merrill <jason@redhat.com>
13867 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
13868 (TARGET_EXPR_CLEANUP): New macro.
13870 2002-02-28 Steve Ellcey <sje@cup.hp.com>
13872 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
13873 to take ptr_extend into account as third type of extension.
13874 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
13875 fields used by SUBREG_PROMOTED_UNSIGNED_P.
13876 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
13877 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
13878 * calls.c (precompute_arguments): Use new macro.
13879 (expand_call): Ditto.
13880 * combine.c (nonzero_bits): Ditto.
13881 (record_promoted_value): Ditto.
13882 * expr.c (store_expr): Ditto.
13883 (expand_expr): Ditto.
13884 * function.c (assign_parms): Ditto.
13886 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
13888 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
13889 override -shared and -shared-libgcc.
13891 2002-02-28 David O'Brien <obrien@FreeBSD.org>
13893 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
13895 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
13898 2002-02-28 Richard Henderson <rth@redhat.com>
13900 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
13901 4 cycle latency from MM producers.
13902 (ia64_internal_sched_reorder): Likewise with pipeline flush.
13904 2002-02-28 Jakub Jelinek <jakub@redhat.com>
13906 * mklibgcc.in: Don't use GNU make extension.
13908 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
13910 * c-parse.in (STATIC): New terminal.
13911 (scspec): New non-terminal. Update productions accordingly.
13912 (program): Remove bogus ifc / end ifc.
13913 (array_declarator): Simplify production using STATIC.
13915 2002-02-28 Jim Meyering <meyering@lucent.com>
13917 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
13918 \a still means TARGET_BELL.
13920 2002-02-28 Richard Henderson <rth@redhat.com>
13922 * haifa-sched.c (sched_emit_insn): New.
13923 (schedule_block): Use last_scheduled_insn to track last insn.
13924 * sched-int.h (sched_emit_insn): Prototype.
13925 * config/ia64/ia64.c (last_issued): Remove.
13926 (ia64_variable_issue): Don't set it.
13927 (nop_cycles_until): Use sched_emit_insn.
13929 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
13931 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
13932 extended constants.
13934 2002-02-28 Kazu Hirata <kazu@hxi.com>
13936 * config/h8300/h8300.c: Fix formatting.
13937 * config/h8300/h8300.h: Likewise.
13939 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
13941 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
13942 which may overwrite the high byte of the frame pointer.
13944 2002-02-28 Bo Thorsen <bo@suse.de>
13946 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
13947 (STARTFILE_SPEC): Add 64 bit files.
13948 (ENDFILE_SPEC): Likewise.
13950 2002-02-28 Jason Merrill <jason@redhat.com>
13952 * c-decl.c (finish_function): Only warn about missing return
13953 statement with -Wreturn-type.
13955 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
13957 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
13959 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
13960 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
13962 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
13964 * basic-block.h (BB_REACHABLE): Renumber.
13965 (BB_DIRTY, BB_NEW): New flags.
13966 (clear_bb_flags): Declare.
13967 (update_life_info_in_dirty_blocks): Declare.
13968 * cfg.c (clear_bb_flags): New function.
13969 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
13970 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
13971 reorder_insns, emit_insn_after): Mark block as dirty.
13972 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
13973 (update_life_info_in_dirty_blocks): New function.
13974 * recog.c (apply_change_group): Dirtify block.
13976 * cse.c (cse_insn): Reorder emitting of jump insn to keep
13978 * gcse.c (delete_null_pointer_checks): Likewise.
13980 * toplev.c (dump_file_index): Move cse2 after bp,
13982 (dump_file_info): Similary.
13983 (rest_of_compilation): Avoid most of CFG rebuilds;
13984 do first if converision after null pointer checks, do cse2
13985 after branch prediction; avoid full liveness rebuild after
13986 initializing subregs.
13987 * invoke.texi (-d options): Document -du, renumber.
13989 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
13990 (notice_new_block): Do not set BB_UPDATE_LIFE.
13991 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
13992 merge_blocks_move_successor_nojumps, merge_blocks,
13993 try_crossjump_to_edge): Likewise.
13994 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
13995 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
13996 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
13997 (merge_of_block): Do not use life_data_ok.
13998 (find_if_case_1): Do not use SET_UPDATE_LIFE.
13999 (if_convert): Use BB_DIRTY mechanizm to update life.
14000 * lcm.c (optimize_mode_switching): Update
14001 update_life_info_in_dirty_blocks
14003 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
14005 * Makefile.in (integrate.o): Update.
14006 * c-decl.c (copy_lang_decl): Rename.
14007 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
14008 * integrate.c: Include langhooks.h.
14009 (copy_decl_for_inlining): Update to use langhook.
14010 * langhooks-def.h (lhd_do_nothing_t,
14011 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
14012 (LANG_HOOKS_INITIALIZER): Update.
14013 * langhooks.c (lhd_do_nothing_t): New.
14014 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
14015 * tree.h (copy_lang_decl): Remove.
14017 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
14019 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
14021 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
14022 POST_DEC, and POST_MODIFY.
14024 2002-02-27 Zack Weinberg <zack@codesourcery.com>
14026 * c-typeck.c (digest_init): Remove unused parameter; all
14029 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
14031 * expmed.c (expand_shift): Correctly test for low part of a
14034 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
14036 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
14037 insn UIDs with insn addresses.
14039 2002-02-27 Zack Weinberg <zack@codesourcery.com>
14041 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
14042 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
14043 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
14044 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
14045 gcc.c, toplev.c: Delete code implementing -traditional mode.
14047 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
14048 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
14049 Document removal of -traditional mode for compilation, and
14050 remove documentation only relevant to that mode.
14052 * config/nextstep.h, config/ptx4.h, config/svr4.h,
14053 config/convex/convex.h, config/d30v/d30v.h,
14054 config/i386/dgux.h, config/i386/osf1elf.h,
14055 config/i386/osfelf.h, config/i386/osfrose.h,
14056 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
14057 config/m68k/hp310.h, config/m88k/dgux.h,
14058 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
14059 config/m88k/m88k.h, config/m88k/openbsd.h,
14060 config/mips/abi64.h, config/mips/osfrose.h,
14061 config/mips/svr4-5.h, config/mips/svr4-t.h,
14062 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
14063 config/stormy16/stormy16.h: Remove all references to
14064 -traditional from target specs. Delete all mention of the
14065 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
14066 delete a couple of commented-out definitions of
14067 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
14070 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
14071 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
14073 2002-02-27 Zack Weinberg <zack@codesourcery.com>
14075 * mklibgcc.in: Don't use \n in a line subject to
14076 interpretation by echo.
14078 2002-02-27 Graham Stott <grahams@redhat.com>
14080 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
14083 * loop.c (prescan_loop): Handle PARALLEL.
14085 * unroll.c (loop_iterations): Return 0 if the add_val for
14088 * final.c (output_operand_lossage): Constify PFX_STR.
14090 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
14092 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
14094 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
14095 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
14097 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
14099 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
14101 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
14103 * cpplex.c (_cpp_lex_token): Handle directives in macro
14105 * cpplib.c (_cpp_handle_directive): Save and restore state
14106 if parsing macro args when entering a directive.
14107 * cppmacro.c (collect_args): No need to handle directives
14108 in macro arguments.
14109 (enter_macro_context, replace_args): Use the original macro
14110 definition in case it was redefined whilst collecting arguments.
14112 * cpp.texi: Update.
14114 2002-02-26 David Edelsohn <edelsohn@gnu.org>
14116 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
14117 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
14118 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
14120 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
14121 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
14122 (load_toc_v4_PIC_2): Same.
14124 2002-02-26 Alan Modra <amodra@bigpond.net.au>
14126 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
14128 2002-02-26 Richard Henderson <rth@redhat.com>
14130 * config/alpha/alpha.md (ashldi_se): Re-enable.
14132 2002-02-26 Richard Henderson <rth@redhat.com>
14134 * config/alpha/alpha.c (alpha_encode_section_info): Examine
14135 MODULE_LOCAL_P; improve commentary.
14137 2002-02-26 Zack Weinberg <zack@codesourcery.com>
14139 * doc/cpp.texi: Clarify documentation of relationship between
14140 #line and #include.
14142 2002-02-26 Kazu Hirata <kazu@hxi.com>
14144 * config/h8300/h8300-protos.h: Update the prototype for
14145 compute_logical_op_length. Add the prototype for
14146 compute_logical_op_cc.
14147 * config/h8300/h8300.c (compute_logical_op_length): Figure out
14148 code from operands.
14149 (compute_logical_op_cc): New.
14150 * config/h8300/h8300.md: Combine all the logical op patterns
14151 in HImode and SImode. Use compute_logical_op_cc.
14153 2002-02-26 Kelley Cook <kelleycook@comcast.net>
14155 * config/i386/i386.c (print_operand): Don't append ATT-style
14156 length suffixs to x87 opcodes when in Intel mode.
14158 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
14160 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
14161 (init_emit_once): Update calls.
14162 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
14163 (init_syntax_once): Prototype.
14165 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
14167 * pa-linux.h (LIB_SPEC): Update definition.
14168 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
14170 2002-02-26 Richard Henderson <rth@redhat.com>
14172 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
14173 if we emitted a stop bit.
14175 2002-02-26 Jakub Jelinek <jakub@redhat.com>
14177 * configure.in (libgcc_visibility): Substitute.
14178 * configure: Rebuilt.
14179 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
14180 defined symbols .hidden.
14182 2002-02-26 Jakub Jelinek <jakub@redhat.com>
14184 * attribs.c (c_common_attribute_table): Add visibility.
14185 (handle_visibility_attribute): New function.
14186 * varasm.c (assemble_visibility): New function.
14187 * output.h (assemble_visibility): Add prototype.
14188 * tree.h (MODULE_LOCAL_P): Define.
14189 * crtstuff.c (__dso_handle): Use visibility attribute.
14190 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
14191 for MODULE_LOCAL_P symbols too.
14192 * config/ia64/ia64.c (ia64_encode_section_info): Handle
14193 MODULE_LOCAL_P symbols the same way as local symbols.
14194 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
14195 into .sdata/.sbss by the user.
14196 * doc/extend.texi (Function Attributes): Document visibility
14199 2002-02-26 Jakub Jelinek <jakub@redhat.com>
14202 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
14203 STRING_CST initializer spanning the whole variable without
14205 If expand_expr returned MEM, don't use it.
14207 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
14209 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
14210 generate a die for the lexical block.
14212 2002-02-26 Kazu Hirata <kazu@hxi.com>
14214 * config/h8300/h8300-protos.h: Add a prototype for
14215 compute_logical_op_length.
14216 * config/h8300/h8300.c (compute_logical_op_length): New.
14217 * config/h8300/h8300.md (anonymous logical patterns): Use
14218 compute_logical_op_length for length.
14220 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
14222 * dwarf2out.c (modified_type_die): Do not call type_main_variant
14224 (gen_type_die): Same.
14226 * attribs.c (handle_vector_size_attribute): Set debug information.
14228 2002-02-26 Daniel Egger <degger@fhm.edu>
14230 * config/rs6000/rs6000.md: Swap define_insn attributes to
14231 fix incorrect generation of merge high instructions instead
14234 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
14236 * c-typeck.c (really_start_incremental_init): Use
14237 bitsize_zero_node for vectors.
14239 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
14241 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
14242 ("*set_vrsave_internal"): Same.
14244 2002-02-25 Richard Henderson <rth@redhat.com>
14246 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
14247 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
14249 2002-02-25 Jakub Jelinek <jakub@redhat.com>
14252 * config/i386/i386.c (ix86_return_pops_args): Only pop
14253 fake structure return argument if it was passed on the stack.
14255 2002-02-25 Jason Merrill <jason@redhat.com>
14257 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
14260 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
14262 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
14263 link with shared_name only.
14264 * doc/invoke.texi (Link Options): Document new behavior.
14266 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
14268 * c-typeck.c (push_init_level): Handle vectors.
14270 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
14272 * config/sparc/sparc.c (const64_high_operand): Zero-extend
14273 operands of SPARC_SETHI_P.
14274 (input_operand): Likewise.
14275 (sparc_emit_set_const32): Likewise.
14276 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
14277 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
14278 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
14279 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
14280 (movdi_insn_sp64_vis): Likewise.
14281 (movdi split, movdf split): Use SETHI32.
14282 * doc/md.texi: Document SPARC constraints L, M and N.
14284 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
14286 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
14287 ("*set_vrsave_internal"): use mfspr for Darwin.
14289 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
14290 gen_get_vrsave_internal.
14292 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14294 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
14296 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
14298 * cpplex.c (cpp_interpret_charconst): Get signedness or
14299 otherwise of wide character constants correct.
14300 * cppexp.c (lex): Get signedness of wide charconsts correct.
14302 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14304 * optabs.c (widen_operand): Only call convert_modes for
14305 promoted SUBREG if signedness matches.
14306 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
14308 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
14310 * cpplib.c (glue_header_name): Use local buffer to build up
14313 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
14315 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
14317 2002-02-23 Kazu Hirata <kazu@hxi.com>
14319 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
14320 H8/300[HS] separately.
14321 * config/h8300/h8300.md: Remove the early clobber constraint
14322 from bit field patterns.
14324 2002-02-23 Kazu Hirata <kazu@hxi.com>
14326 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
14328 (mulhisi3): Likewise.
14329 (umulqisi3): Likewise.
14330 (umulhisi3): Likewise.
14332 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
14334 * cppinit.c (output_deps): Correct test for stdout output.
14335 (init_dependency_output): Cure warning.
14337 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14339 * expr.c (store_expr): When converting expression to promoted
14340 equivalent type, allow using SUBREG_REG of TARGET as the target
14341 of the expansion of EXP.
14342 * loop.c (basic_induction_var, case SUBREG): Always look inside.
14343 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
14344 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
14345 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
14346 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
14348 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
14350 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
14351 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
14352 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
14354 2002-02-23 Jakub Jelinek <jakub@redhat.com>
14356 PR optimization/5747
14357 * loop.c (scan_loop): Update reg info if move_movables created new
14360 2002-02-23 David Edelsohn <edelsohn@gnu.org>
14362 * gcc.c (init_gcc_spec): Revert last change.
14364 2002-02-23 David Edelsohn <edelsohn@gnu.org>
14366 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
14367 gpc_reg_operand constraint.
14369 2002-02-23 Alan Modra <amodra@bigpond.net.au>
14371 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
14372 Simplify comparison of `low'.
14373 (add_operand): Fix formatting.
14374 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
14375 (mask_operand): Disallow mask to wrap in 64-bit mode.
14376 (rs6000_stack_info): Remove redundant test setting push_p.
14377 (output_toc): Fix formatting.
14378 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
14379 cc_reg_not_cr0_operand constraint.
14380 (booldi3, boolcdi3 splitters): Same.
14382 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
14384 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
14386 2002-02-22 David Edelsohn <edelsohn@gnu.org>
14388 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
14389 gcc invoked with -shared-libgcc.
14391 2002-02-22 Jakub Jelinek <jakub@redhat.com>
14394 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
14395 decl if any of elements was TREE_USED.
14397 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
14399 * config/sparc/sol2.h: Don't include sys/mman.h.
14400 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
14401 (arith_4096_operand): Don't throw high bits away.
14402 (const64_operand): Take sign extension of CONST_INTs into account.
14403 (const64_high_operand, sparc_emit_set_const32): Likewise.
14404 (GEN_HIGHINT64): Likewise.
14405 (sparc_emit_set_const64_quick1): Likewise.
14406 (const64_is_2insns): Likewise.
14407 (print_operand): Use trunc_int_for_mode for sign extension.
14408 * config/sparc/sparc.h (SMALL_INT32): Likewise.
14409 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
14410 chars. Assume CONST_INT is already properly sign-extended.
14411 (movdi split): Sign-extend each SImode part.
14412 (andsi3 split): Don't mask high bits off, so that result
14413 remains properly sign-extend.
14414 (iorsi3 split): Likewise.
14415 (xorsi3 split): Likewise.
14417 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
14419 * fold-const.c (fold): Fix typo in comments.
14421 2002-02-21 Diego Novillo <dnovillo@redhat.com>
14423 * Makefile.in (langhooks.o): Update dependencies.
14425 2002-02-21 Diego Novillo <dnovillo@redhat.com>
14427 * langhooks.c: Include flags.h.
14429 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
14431 * testsuite/gcc.dg/attr-alwaysinline.c: New.
14433 * c-common.c (c_common_post_options): Set inline trees by
14436 * doc/extend.texi (Function Attributes): Document always_inline
14438 Update documentation about inlining when not optimizing.
14440 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
14442 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
14443 unless DECL_ALWAYS_INLINE.
14445 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
14446 unless DECL_ALWAYS_INLINE.
14447 (c_disregard_inline_limits): Disregard if always_inline set.
14449 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
14450 Disregard if always_inline set.
14451 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
14452 unless DECL_ALWAYS_INLINE.
14454 * attribs.c (handle_always_inline_attribute): New.
14455 (c_common_attribute_table): Add always_inline.
14457 * config/rs6000/altivec.h: Add prototypes for builtins
14458 requiring the always_inline attribute.
14460 2002-02-21 Eric Christopher <echristo@redhat.com>
14462 * expmed.c (store_bit_field): Try to simplify the subreg
14463 before generating a new one when when the mode size of
14464 value is less than maxmode.
14466 2002-02-21 Richard Henderson <rth@redhat.com>
14468 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
14469 than gen_rtx_PLUS to form the sum.
14470 * explow.c (force_reg): Rearrange to not allocate new pseudo
14471 when force_operand returns a register.
14472 * expr.c (expand_assignment): Allow offset_rtx expansion to
14473 return a sum. Do not force addresses into registers.
14474 (expand_expr): Likewise.
14475 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
14476 to canonicalize arithmetic that didn't simpify.
14477 (simplify_plus_minus): New argument force; update
14478 all callers. Don't split CONST unless we can do something with it,
14479 and wouldn't lose the constness of the operands.
14481 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
14482 that we generated earlier.
14484 2002-02-21 Tom Tromey <tromey@redhat.com>
14486 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
14487 (output_line_info): Use constant `1', with a long explanatory
14489 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
14491 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
14493 * jump.c (redirect_jump): If old label has no UID, don't try to
14496 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
14498 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
14499 If input is constant, do shifts at compile time.
14501 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
14503 * doc/extend.texi: Fix some more overfull hboxes.
14505 2002-02-21 Jakub Jelinek <jakub@redhat.com>
14507 PR optimization/4994
14508 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
14511 2002-02-21 Jakub Jelinek <jakub@redhat.com>
14514 * expr.h (expand_and): Add mode argument.
14515 * expmed.c (expand_and): Add mode argument.
14516 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
14517 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
14518 * except.c (expand_builtin_extract_return_addr): Likewise.
14519 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
14520 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
14521 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
14522 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
14523 * config/c4x/c4x.md: Use GEN_INT (x) instead of
14524 gen_rtx (CONST_INT, VOIDmode, x).
14526 2002-02-21 Jakub Jelinek <jakub@redhat.com>
14529 * stmt.c (warn_if_unused_value): Move side effects test once more.
14531 2002-02-20 Torbjorn Granlund <tege@swox.com>
14533 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
14534 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
14536 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
14538 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
14539 SUBREG or ZERO_EXTEND.
14541 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
14543 * sh.h (current_function_anonymous_args): Remove.
14544 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
14545 of current_function_varargs and current_function_stdarg is set.
14546 * sh.c (sh_expand_prologue): Check current_function_varargs /
14547 current_function_stdarg / TARGET_SH5 instead of
14548 current_function_anonymous_args.
14550 * sh64.h (TARGET_VERSION): Define.
14552 2002-02-20 David Edelsohn <edelsohn@gnu.org>
14554 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
14555 VRSAVE_REGNO on TARGET_ALTIVEC.
14557 2002-02-20 Alan Modra <amodra@bigpond.net.au>
14559 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
14560 bits of SImode const_int.
14561 (includes_rshift_p): Likewise.
14562 (print_operand): Call mask_operand and mask64_operand with correct
14564 (rs6000_output_function_epilogue): Pad traceback table to word.
14565 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
14566 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
14567 mask64_operand with correct mode.
14568 (FUNCTION_ARG_REGNO_P): Correct parentheses.
14570 2002-02-20 Jakub Jelinek <jakub@redhat.com>
14573 * varasm.c (get_pool_constant_mark): New.
14574 * rtl.h (get_pool_constant_mark): Add prototype.
14575 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
14576 be represented if it has not been output.
14578 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
14580 * combine.c (do_SUBST): Sanity check substitutions of
14581 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
14582 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
14583 CONST_INT into its operand.
14584 (known_cond): Likewise, for ZERO_EXTEND.
14585 * simplify-rtx.c (simplify_unary_operation): Fix condition to
14586 allow for simplification of wide modes. Reject CONST_INTs in
14587 ZERO_EXTEND when their actual mode is not given.
14589 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
14591 * c-decl.c (pushdecl): If no global declaration is found for an
14592 extern declaration in block scope, try a limbo one.
14594 2002-02-20 Jakub Jelinek <jakub@redhat.com>
14597 * c-common.c (pointer_int_sum): Moved from...
14598 * c-typeck.c (pointer_int_sum): ...here.
14599 * c-common.h (pointer_int_sum): Add prototype.
14601 2002-02-20 Jakub Jelinek <jakub@redhat.com>
14604 * c-decl.c (duplicate_decls): Return 0 if issued error about
14607 2002-02-20 Roger Sayle <roger@eyesopen.com>
14608 Jakub Jelinek <jakub@redhat.com>
14611 * tree.c (host_integerp): Ensure that the constant integer is
14612 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
14613 when pos is zero or non-zero respectively. Clarify comment.
14614 * c-format.c (check_format_info_recurse): Fix host_integerp
14615 usage; the pos argument should be zero when assigning to a
14616 signed HOST_WIDE_INT.
14618 2002-02-20 Richard Henderson <rth@redhat.com>
14620 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
14621 of the operand, rather than assuming TImode.
14622 (ix86_expand_binop_builtin): Cope with commutative patterns
14623 using nonimmediate_operand for both operands.
14624 (ix86_expand_timode_binop_builtin): Likewise.
14625 (ix86_expand_store_builtin): Validate operand 1.
14626 (ix86_expand_unop1_builtin): Likewise.
14628 2002-02-20 Philip Blundell <philb@gnu.org>
14631 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
14633 2002-02-20 Richard Henderson <rth@redhat.com>
14636 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
14638 2002-02-20 Tom Tromey <tromey@redhat.com>
14640 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
14641 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
14642 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
14643 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
14644 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
14647 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
14649 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
14650 for (const_int 0) in X not just INTVAL.
14652 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
14654 * doc/extend.texi: Avoid or reduce overfull hboxes.
14656 2002-02-20 Diego Novillo <dnovillo@redhat.com>
14658 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
14659 operations if the field does not start at a mode boundary.
14661 2001-02-20 Joel Sherrill <joel@OARcorp.com>
14663 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
14664 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
14665 Also done for -Acpu and -Amachine.
14667 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
14669 * cppinit.c (init_dependency_output): Take deps output file
14670 from -o if none given with -MF. Suppress normal output.
14671 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
14672 * doc/cpp.texi, doc/invoke.texi: Update.
14674 2002-02-19 Zack Weinberg <zack@codesourcery.com>
14676 * toplev.c (output_quoted_string): Write unprintable
14677 characters with octal escapes.
14679 2002-02-19 David Edelsohn <edelsohn@gnu.org>
14681 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
14682 really_call_used[VRSAVE_REGNO] if not Altivec.
14684 2002-02-19 Alan Modra <amodra@bigpond.net.au>
14686 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
14688 (constant_pool_expr_1): Fix formatting.
14689 (rs6000_legitimize_reload_address): Likewise.
14691 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14693 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
14694 now that we have one.
14696 2002-02-19 Zack Weinberg <zack@codesourcery.com>
14698 * tree.h (struct tree_common): Remove aux. Add unused_0 at
14699 end of first block of bitfields (which was only seven bits);
14700 rename dummy to unused_1; remove comment which is no longer true.
14702 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
14704 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
14706 2002-02-19 Philip Blundell <pb@nexus.co.uk>
14709 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
14713 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
14714 arm_is_longcall_p rather than inspecting call-type cookie
14716 (call_value_insn) [TARGET_THUMB]: Likewise.
14718 2002-02-19 Graham Stott <grahams@redhat.com>
14720 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
14722 2002-02-19 David Edelsohn <edelsohn@gnu.org>
14724 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
14725 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
14726 (FP_SAVE_INLINE): Delete.
14728 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
14729 * config/rs6000/eabi.asm: Remove ABI save restore routines.
14730 * config/rs6000/t-ppccomm: Build crtsavres.o.
14731 * config/rs6000/crtsavres.asm: New file.
14733 2002-02-19 Philip Blundell <philb@gnu.org>
14735 * config/arm/arm.c (use_return_insn): Don't reject interrupt
14737 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
14738 (output_return_instruction): Allow interrupt functions to return with
14739 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
14740 (arm_expand_prologue): Subtract 4 before stacking LR in an
14741 interrupt function.
14743 2002-02-19 Philip Blundell <pb@nexus.co.uk>
14745 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
14746 decl, not just FUNCTION_DECL.
14747 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
14748 (arm_assemble_integer): Likewise.
14749 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
14752 2002-02-19 matthew green <mrg@eterna.com.au>
14754 * config.gcc (sparc-*-netbsdelf*): Enable target.
14755 (sparc64-*-netbsd*): New target.
14756 * config/sparc/netbsd-elf.h: New file.
14757 * config/sparc/t-netbsd64: New file.
14759 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
14761 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
14763 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
14765 * doc/invoke.texi: explicitly list the style guidelines that
14766 -Weffc++ checks for.
14768 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
14770 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
14772 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
14775 * gcc.c (cpp_unique_options): Treat -o as indicating object file
14776 only if not -E. If -E, pass -o through to the preprocessor.
14778 2002-02-19 Kazu Hirata <kazu@hxi.com>
14780 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
14781 register number with an appropriate macro.
14783 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
14785 * doc/rtl.texi (Constants): Close @code tag.
14787 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
14789 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
14790 ("mmx_uavgv4hi3"): Same.
14791 ("pmulhrwv4hi3"): Same.
14793 * tree-inline.c (walk_tree): Handle vectors.
14795 * c-common.c (constant_expression_warning): Handle vectors.
14796 (overflow_warning): Same.
14798 * sched-deps.c (sched_analyze_2): Handle vectors.
14800 * rtlanal.c (rtx_unstable_p): Handle vectors.
14801 (rtx_varies_p): Same.
14802 (count_occurrences): Same.
14803 (regs_set_between_p): Same.
14804 (modified_between_p): Same.
14805 (modified_in_p): Same.
14806 (volatile_insn_p): Same.
14807 (volatile_refs_p): Same.
14808 (side_effects_p): Same.
14809 (may_trap_p): Same.
14810 (inequality_comparisons_p): Same.
14811 (replace_regs): Same.
14812 (computed_jump_p_1): Same.
14814 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
14816 (inner_mode_array): New.
14817 (copy_rtx): Handle vectors.
14818 (copy_most_rtx): Same.
14819 (rtx_equal_p): Same.
14820 (get_mode_alignment): Adjust for vectors.
14822 * resource.c (mark_referenced_resources): Handle vectors.
14823 (mark_set_resources): Same.
14825 * reload1.c (eliminate_regs): Handle vectors.
14826 (elimination_effects): Same.
14827 (scan_paradoxical_subregs): Same.
14829 * reload.c (subst_reg_equivs): Handle vectors.
14831 * regrename.c (scan_rtx): Handle vectors.
14833 * regclass.c (reg_scan_mark_refs): Handle vectors.
14835 * recog.c (find_single_use_1): Handle vectors.
14837 * local-alloc.c (equiv_init_varies_p): Handle vectors.
14838 (contains_replace_regs): Same.
14839 (memref_referenced_p): Same.
14841 * integrate.c (copy_rtx_and_substitute): Handle vectors.
14842 (subst_constants): Same.
14844 * genattrtab.c (attr_copy_rtx): Handle vectors.
14845 (encode_units_mask): Same.
14846 (clear_struct_flag): Same.
14847 (count_sub_rtxs): Same.
14849 * gcse.c (want_to_gcse_p): Handle vectors.
14850 (oprs_unchanged_p): Same.
14851 (hash_expr_1): Same.
14852 (oprs_not_set_p): Same.
14853 (expr_killed_p): Same.
14854 (compute_transp): Same.
14855 (store_ops_ok): Same.
14857 * function.c (purge_addressof_1): Do not allow paradoxical subregs
14859 (fixup_var_refs_1): Same.
14860 (instantiate_virtual_regs_1): Same.
14862 * fold-const.c (operand_equal_p): Handle vectors.
14864 (rtl_expr_nonnegative_p): Same.
14866 * flow.c (mark_used_regs): Handle vectors.
14868 * df.c (df_uses_record): Handle vectors.
14870 * cselib.c (cselib_subst_to_values): Handle vectors.
14871 (cselib_mem_conflict_p): Same.
14874 * cse.c (canon_reg): Handle vectors.
14876 (cse_process_notes): Same.
14877 (count_reg_usage): Same.
14878 (canon_hash): Same.
14880 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
14882 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
14884 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
14885 (gen_rtx): Handle CONST_VECTOR.
14886 (gen_const_vector_0): New.
14887 (copy_rtx_if_shared): CONST_VECTORs can be shared.
14888 (reset_used_flags): Same.
14889 (copy_insn_1): Same.
14890 (initializer_constant_valid_p): Handle VECTOR_CST.
14892 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
14894 * doc/rtl.texi (Constants): Document const_vector.
14895 (CONST0_RTX): Update for vectors.
14896 (RTL sharing): Same.
14898 * print-tree.c (print_node): Add case for VECTOR_CST.
14900 * tree.h (TREE_VECTOR_CST_ELTS): New.
14901 (struct tree_vector): New.
14902 (union tree_node): Add vector node.
14903 (build_vector): Add prototype.
14905 * tree.def (VECTOR_CST): New.
14907 * tree.c (build_vector): New.
14909 * expmed.c (make_tree): Handle CONST_VECTOR.
14911 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
14912 (CONST_VECTOR_ELT): New.
14913 (CONST_VECTOR_NUNITS): New.
14915 * machmode.h (GET_MODE_INNER): New.
14916 (DEF_MACHMODE): Accept 8th arg.
14918 * machmode.def: Add 8th argument for vector inner mode.
14919 Add inner vector modes for vectors.
14921 * rtl.def (VEC_CONST): Remove.
14922 (CONST_VECTOR): New.
14924 * expr.c (clear_storage): Allow vectors.
14925 (is_zeros_p): Handle VECTOR_CST.
14927 * varasm.c (output_constant_pool): Handle vectors.
14928 (rtx_const): Add veclo and vechi fields.
14929 (kind): Add RTX_VECTOR.
14930 (decode_rtx_const): Add case for vector.
14932 * config/rs6000/rs6000-protos.h: Add zero_constant.
14934 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
14935 constants. Force easy vector constants into memory.
14936 (easy_vector_constant): New.
14937 (emit_easy_vector_constant): New.
14938 (rs6000_legitimize_reload_address): Do not generate bad reloads on
14941 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
14943 ("altivec_lvxl"): Same.
14944 (altivec_lvebx): Same.
14945 (altivec_lvehx): Same.
14946 (altivec_lvewx): Same.
14947 ("*movv4si_const0"): New.
14948 ("*movv4sf_const0"): New.
14949 ("*movv8hi_const0"): New.
14950 ("*movv16qi_const0"): New.
14952 2002-02-18 Kazu Hirata <kazu@hxi.com>
14954 * config/h8300/h8300.c (notice_update_cc): Use
14957 2002-02-18 Kazu Hirata <kazu@hxi.com>
14959 * config/h8300/h8300.md (divmod patterns): Change the
14960 constraints for operands[1] to register_operand.
14962 2002-02-18 Kazu Hirata <kazu@hxi.com>
14964 * config/h8300/h8300-protos.h: Remove the prototype for
14966 * config/h8300/h8300.c (p_operand): Remove.
14967 * config/h8300/h8300.md: Replace p_operand with
14970 2002-02-18 Philip Blundell <pb@nexus.co.uk>
14972 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
14974 (output_return_instruction): Allow use of LDR to unstack
14975 return addresss even for interrupt handlers or when
14976 interworking. If compiling for ARMv5, use interworking-safe
14977 return instructions by default. Remove duplicated code and
14978 lengthy "strcat" sequences.
14980 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
14982 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
14983 (LINK_EH_SPEC): Define.
14984 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
14986 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
14988 * config/s390/s390.c (s390_emit_prologue): Do not set the
14989 frame_related flag for call-clobbered registers.
14991 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
14993 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
14994 (construct_container): Fix handling of SSE operands.
14995 (ix86_expand_builtin): Fix handling of 64bit pointers.
14996 (mmx_maskmovq_rex): New pattern.
14998 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
15000 * regrename.c (kill_set_value): Handle subregs properly.
15002 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
15004 * objc/objc-act.c (handle_impent): Remove leading '*'
15005 from objc_class_name.
15007 2002-02-17 Richard Henderson <rth@redhat.com>
15009 * config/alpha/alpha.c (some_small_symbolic_operand,
15010 some_small_symbolic_operand_1, split_small_symbolic_operand,
15011 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
15012 Handle small SYMBOL_REFs anywhere, not just inside memories.
15013 * config/alpha/alpha-protos.h: Update.
15014 * config/alpha/alpha.h (PREDICATE_CODES): Update.
15015 * config/alpha/alpha.md (small symbolic operand splitter): Update.
15017 2002-02-17 Roland McGrath <roland@frob.com>
15019 * config.gcc (powerpc-*-gnu-gnualtivec*,
15020 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
15021 * config/rs6000/gnu.h: New file.
15022 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
15023 Grok "gnu" in rs6000_abi_name.
15024 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
15025 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
15026 Grok -mcall-gnu analogous to -mcall-linux et al.
15027 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
15028 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
15029 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
15031 2002-02-17 Jakub Jelinek <jakub@redhat.com>
15034 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
15037 2002-02-17 Philipp Thomas <pthomas@suse.de>
15039 * config/cris/cris.h: Undefine STARTFILE_SPEC and
15040 ENDFILE_SPEC before (re)defining them.
15042 2002-02-17 Kazu Hirata <kazu@hxi.com>
15044 * config/h8300/h8300.c: Fix formatting.
15045 * config/h8300/h8300.h: Likewise.
15047 2002-02-17 Philipp Thomas <pthomas@suse.de>
15049 * doc/tm.texi: Explain why empty strings should not be
15050 marked for translation.
15052 2002-02-17 Philipp Thomas <pthomas@suse.de>
15054 * final.c (output_operand_lossage): Changed to accept
15055 printf style arguments. Change calls where necessary.
15056 * output.h (output_operand_lossage): Change declaration
15057 accordingly. Update copyright.
15058 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
15059 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
15060 Update copyright date where necessary.
15062 * config/i386/i386.c (print_operand): Likewise. Remove use of
15065 * config/cris/cris.c (cris_operand_lossage): Likewise.
15066 Rename parameter so that exgettext recognizes it as
15067 translatable message.
15068 (LOSE_AND_RETURN): Rename parameter to msgid.
15070 2002-02-17 Kazu Hirata <kazu@hxi.com>
15072 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
15073 hard coded register number with an appropriate macro.
15074 (HARD_REGNO_MODE_OK): Likewise.
15075 (ARG_POINTER_REGNUM): Likewise.
15076 (STATIC_CHAIN_REGNUM): Likewise.
15077 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
15078 * config/h8300/h8300.md (define_constants): Define more
15081 2002-02-17 Philipp Thomas <pthomas@suse.de>
15083 * config/i386/i386.h: Don't mark empty strings for translation.
15085 2002-02-16 H.J. Lu <hjl@gnu.org>
15087 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
15089 2002-02-16 Zack Weinberg <zack@codesourcery.com>
15091 * cppinit.c (merge_include_chains): Check for brack being
15092 NULL before attempting to merge it with qtail.
15094 2002-02-16 Andrew Cagney <ac131313@redhat.com>
15096 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
15099 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
15101 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
15103 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
15105 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
15106 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
15107 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
15109 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15111 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
15112 now only if !TARGET_FIX.
15113 (*movsi_nt_vms_fix): New pattern.
15115 2002-02-16 Douglas B Rupp <rupp@gnat.com>
15117 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
15118 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
15119 (alpha_sa_mask, alpha_sa_size): Reflect above change.
15120 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
15121 (alpha_start_function, alpha_expand_epilogue): Likewise.
15122 (unicosmk_gen_dsib): Likewise.
15124 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15126 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
15128 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
15130 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
15131 check_and_change_labels, s390_final_chunkify): Delete.
15132 (s390_split_branches, s390_chunkify_pool): New functions.
15133 (s390_function_prologue): Call them.
15135 * config/s390/s390.h (S390_REL_MAX): Delete.
15136 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
15138 * config/s390/s390.md (cjump, icjump, jump): Fix length
15139 attribute calculation.
15142 2002-02-15 David Edelsohn <edelsohn@gnu.org>
15144 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
15145 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
15147 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
15149 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
15150 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
15151 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
15153 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
15155 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
15157 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
15159 * reload.c (find_dummy_reload): Check that an output register
15160 is valid for its mode.
15162 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
15164 * combine.c (known_cond): After replacing the REG of a SUBREG, try
15167 * function.c (assign_parms): Demote promoted argument passed by
15168 transparent reference.
15170 2001-02-14 Joel Sherrill <joel@OARcorp.com>
15172 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
15173 -Acpu() and -Amachine() to eliminate warnings.
15175 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
15177 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
15179 2002-02-14 Kazu Hirata <kazu@hxi.com>
15181 * config/h8300/h8300-protos.h: Update the prototype for
15183 * config/h8300/h8300.c (const_costs): Treat SET as a little
15184 more expensive operation.
15185 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
15186 reference to const_costs.
15188 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
15190 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
15192 2002-02-14 Jakub Jelinek <jakub@redhat.com>
15195 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
15196 use arguments from newtype.
15198 2002-02-13 Eric Christopher <echristo@redhat.com>
15200 * config/mips/mips.c (override_options): Add check for march/mipsX
15201 on the same command line. Fix error message in cpu processing.
15202 Remove architecture and ISA checks.
15204 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
15206 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
15208 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
15210 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
15212 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
15214 ("*movv8hi_internal1"): Same.
15215 ("*movv16qi_internal1"): Same.
15216 ("*movv4sf_internal1"): Same.
15218 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
15219 not push_reload for altivec modes.
15221 2002-02-13 Joel Sherrill <joel@OARcorp.com>
15223 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
15224 all RTEMS targets including removal of #includes from config/*/rtems*.h
15225 file and adding them to tm_file setting. Added xm_defines=POSIX to
15227 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
15228 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
15229 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
15230 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
15231 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
15232 config/m68k/rtemself.h: Ditto.
15233 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
15234 config/mips/rtems64.h: Ditto.
15235 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
15236 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
15238 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
15239 config/sparc/rtemself.h: Ditto.
15240 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
15241 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
15242 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
15244 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
15245 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
15246 target made more similar to i386-elf.
15247 * config/i386/t-rtems-i386: Added soft float support and multilibs.
15248 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
15249 be similar to config/m68k/t-m68kelf.
15250 * gthr-rtems.h: Encapsulate with extern "C" for C++.
15252 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
15254 * regmove.c (kill_value): Handle subregs.
15256 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
15258 * i386.md (mul patterns): Allow memory operand to be first;
15259 add expanders where needed; fix constraints.
15260 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
15261 Allow memory operand to be the first.
15263 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
15266 2002-02-13 Jakub Jelinek <jakub@redhat.com>
15269 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
15272 2002-02-13 Jakub Jelinek <jakub@redhat.com>
15274 PR optimization/5547:
15275 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
15276 all valid IA-32 address modes involving non-scaled %ebx and
15277 GOT/GOTOFF as displacement.
15279 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
15281 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
15282 after emitting ltorg insns.
15284 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
15285 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
15286 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
15287 *abssf2): Fix "op_type" attribute.
15289 2002-02-13 Douglas B Rupp <rupp@gnat.com>
15291 * mkconfig.sh: Avoid using a subshell redirect.
15292 ($output.T): Change to $(output)T.
15293 (ENABLE_NLS): Remove unneeded undef.
15295 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
15296 * config/alpha/x-vms (libsubdir): Define.
15298 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
15299 register frame procedures. Optimize retrieving context.
15301 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
15302 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
15303 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
15305 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15307 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
15308 Make same change as for find_base_value.
15310 2002-02-13 Kazu Hirata <kazu@hxi.com>
15312 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
15313 of QImode and SImode.
15315 2002-02-13 Kazu Hirata <kazu@hxi.com>
15317 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
15318 length computation of movsi.
15319 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
15321 2002-02-13 Kazu Hirata <kazu@hxi.com>
15323 * config/h8300/h8300.md (subqi3): Tighten the predicate for
15324 operands[2] to register_operand.
15326 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
15328 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
15330 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
15332 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
15333 for altivec_lvx* and altivec_stvx*.
15334 ("*movv4si_internal"): Add constraint for loading from GPRs.
15335 ("*movv8hi_internal1"): Same.
15336 ("*movv16qi_internal1"): Same.
15337 ("*movv4sf_internal1"): Same.
15339 * config/rs6000/rs6000.c (altivec_register_operand): New.
15341 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
15342 altivec_register_operand.
15344 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
15346 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
15349 2002-02-13 Stan Shebs <shebs@apple.com>
15351 * c-typeck.c (digest_init): Handle vectors.
15352 (really_start_incremental_init): Same.
15353 (pop_init_level): Same.
15354 (process_init_element): Same.
15356 * varasm.c (output_constant): Same.
15358 * expr.c (clear_storage): Same.
15359 (store_constructor): Same.
15361 2002-02-12 Eric Christopher <echristo@redhat.com>
15363 * explow.c (hard_function_value): Add comment explaining
15364 signed/unsigned comparison.
15366 2002-02-12 Jakub Jelinek <jakub@redhat.com>
15368 * jump.c (never_reached_warning): Add finish argument.
15369 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
15370 real insn after end.
15371 * rtl.h (never_reached_warning): Adjust prototype.
15372 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
15373 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
15374 never_reached_warning.
15376 2002-02-12 Graham Stott <grahams@redhat.com>
15378 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
15380 2002-02-12 Kazu Hirata <kazu@hxi.com>
15382 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
15383 logical shifts on H8/300.
15384 (shift_alg_si): Improve several shifts on H8/300.
15385 (get_shift_alg): Likewise.
15387 2002-02-12 Graham Stott <grahams@redhat.com>
15389 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
15391 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15393 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
15394 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
15396 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
15398 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
15399 non-CONST_INT through default_assemble_integer.
15400 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
15401 <case 8>: Abort for CONST_DOUBLE.
15403 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
15405 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
15407 * config/pa/pa-linux.h (LIB_SPEC): Delete.
15408 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
15410 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
15412 * config/stormy16/stormy16.md (zero_extendqihi2): New.
15414 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
15416 * regrename.c (regrename_optimize): Don't accept a
15417 part-clobbered register if the replaced register is not part
15420 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
15421 take padding into account when computing the argument value.
15423 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
15425 * combine.c (try_combine): Apply substitutions in
15426 CALL_INSN_FUNCTION_USAGE too.
15428 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
15430 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
15431 __builtin_altivec_abs*.
15434 * config/rs6000/rs6000.h (rs6000_builtins): Add
15435 ALTIVEC_BUILTIN_ABS*.
15437 * config/rs6000/altivec.h: Use const char for builtins expecting
15439 (vec_abs): New versions for C and C++.
15442 2002-02-10 Kazu Hirata <kazu@hxi.com>
15444 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
15447 2002-02-10 Kazu Hirata <kazu@hxi.com>
15449 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
15450 constant definition from h8300.md.
15451 (FRAME_POINTER_REGNUM): Likewise.
15452 * config/h8300/h8300.md (define_constants): Add FP_REG.
15454 2002-02-10 Kazu Hirata <kazu@hxi.com>
15456 * config/h8300/h8300.c (print_operand): Remove redundant code.
15458 2002-02-10 Kazu Hirata <kazu@hxi.com>
15460 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
15461 * config/h8300/h8300.c (byte_reg): Make it static.
15463 2002-02-10 Richard Henderson <rth@redhat.com>
15466 * c-typeck.c (incomplete_type_error): Handle flexible array members.
15468 2002-02-10 Richard Henderson <rth@redhat.com>
15471 * tree.c (append_random_chars): Don't abort if main_input_filename
15474 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
15476 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
15478 2002-02-10 Kazu Hirata <kazu@hxi.com>
15480 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
15481 (pushhi1): Likewise.
15483 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
15485 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
15486 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
15488 2002-02-09 David O'Brien <obrien@FreeBSD.org>
15490 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
15492 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
15494 2002-02-09 Kazu Hirata <kazu@hxi.com>
15496 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
15497 a half of an SImode register on H8/300.
15499 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
15501 * i386.md (movdi_2): Add missing '!'.
15503 2002-02-09 Kazu Hirata <kazu@hxi.com>
15505 * config/h8300/h8300.h: Fix formatting. Remove commented-out
15508 2002-02-09 Kazu Hirata <kazu@hxi.com>
15510 * config/h8300/h8300.md (length): Correct the distance valid
15511 for the short branch.
15513 2002-02-09 Kazu Hirata <kazu@hxi.com>
15515 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
15517 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
15519 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
15520 registers in SImode.
15521 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
15524 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
15527 Contribute sh64-elf.
15528 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
15529 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
15530 (sh_cannot_modify_jumps_p): New function.
15531 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
15532 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
15533 (sh_ms_bitfield_layout_p): New function.
15534 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
15535 Zack Weinberg <zack@codesourcery.com>
15536 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
15537 expand_simple_binop instead of expand_binop.
15538 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
15539 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
15540 use of .quad and .uaquad.
15541 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
15542 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
15543 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
15544 * config/sh/sh.md (movdi_const, movdi_const_32bit,
15545 movdi_const_16bit): Make sure all CONSTs have modes.
15546 (sym2PIC): Ditto, but by adjusting all callers.
15547 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
15548 if the prologue calls the SHmedia argument decoder or register
15550 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
15551 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
15552 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
15553 (sh_expand_epilogue): Don't emit USE of return target register.
15554 (prepare_move_operands): Legitimize DImode PIC addresses.
15555 (sh_media_register_for_return): Skip tr0, used to initialize the
15557 (sh_expand_prologue): Remove explicit USE of return register.
15558 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
15559 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
15560 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
15561 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
15562 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
15563 EXTRA_CONSTRAINT_T.
15564 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
15565 (MOVI_SHORI_BASE_OPERAND_P): New.
15566 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
15567 (EXTRA_CONSTRAINT_T): Define in terms of them.
15568 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
15569 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
15570 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
15571 alternatives supporting TARGET_REGS.
15572 (UNSPEC_GOTPLT): New constant.
15573 (movdi split): Move incrementing of LABEL_NUSES...
15574 (movdi_const, movdi_const_32bit): Here. Use
15575 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
15576 (movdi_const_16bit): New.
15577 (call, call_value) [flag_pic]: Use GOTPLT.
15578 (call_pop, call_value_pop): New expands.
15579 (call_pop_compact, call_pop_rettramp): New insns.
15580 (call_value_pop_compact, call_value_pop_rettramp): New insns.
15581 (sibcall) [flag_pic]: Use GOT.
15582 (builtint_setjmp_receiver): Remove bogus, unused expand.
15583 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
15584 (*pt, *ptb, ptrel): New insns.
15585 (sym2GOT): Handle DImode GOT.
15586 (sym2GOTPLT, symGOTPLT2reg): New expands.
15587 (sym2PIC): New expand.
15588 (shcompact_return_tramp): Use GOTPLT to return trampoline.
15589 (shcompact_return_tramp_i): Use return register explicitly.
15590 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
15591 disable flag_reorder_blocks.
15592 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
15593 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
15594 clobbers, for clarity.
15595 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
15596 restoring of r0 in macl as MAYBE_DEAD.
15597 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
15598 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
15599 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
15600 alter_subreg all over.
15601 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
15602 reload, instead of emitting instructions that would require
15604 (casesi_load_media): Add missing modes.
15605 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
15606 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
15607 as used if the argument decoder is called.
15608 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
15609 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
15610 Pmode, then extend it to DImode if necessary.
15611 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
15612 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
15613 constants in FPU-enabled SHmedia, let them be loaded from memory.
15614 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
15615 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
15616 Adjust whitespace in assembly output templates.
15617 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
15618 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
15619 mode of if_then_else.
15620 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
15621 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
15623 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
15624 Joern Rennecke <amylaar@redhat.com>
15625 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
15626 (SUBTARGET_CPP_PTR_SPEC): New.
15627 (SUBTARGET_CPP_SPEC): Remove.
15628 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
15629 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
15630 Fix typo in previous checkin.
15631 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
15632 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
15633 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
15634 Alexandre Oliva <aoliva@redhat.com>
15635 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
15636 what single FP register can hold for SHmedia target.
15637 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
15638 Alexandre Oliva <aoliva@redhat.com>
15639 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
15640 Do not split into SUBREG.
15641 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
15642 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
15643 and added new functions as specified in SH5 ABI r9.
15644 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
15645 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
15647 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
15648 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
15649 gen_consttable_4 and gen_consttable_8. Emit multiple labels
15650 and consttable_window_ends.
15651 2001-06-03 Graham Stott <grahams@redhat,com>
15652 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
15653 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
15654 * config/sh/sh.c (print_operand): Handle floating-point pair,
15655 vector and matrix registers.
15656 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
15657 vector modes into account.
15658 * config/sh/sh.md (movv2sf): Split move between registers into
15660 (movv4sf, movv16sf): Introduce insns that get split only after
15662 * config/sh/shmedia.h: Fix Copyright dates.
15663 * config/sh/ushmedia.h: Likewise. Move loop counter
15664 declarations into conditionals that uses them.
15665 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
15667 * config/sh/sshmedia.h: Fix Copyright dates.
15668 (sh_media_PUTCFG): Fix constraints.
15669 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
15670 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
15671 ptrmemfunc_vbit_in_delta for SH5.
15672 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
15673 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
15674 * invoke.texi: Likewise.
15675 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
15676 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
15677 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
15678 GCC_pop_shmedia_regs_nofpu): New global symbols.
15679 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
15680 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
15681 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
15682 compact function with nonlocal labels.
15683 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
15684 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
15685 (initial_elimination_offset): Account for their stack space.
15686 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
15687 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
15688 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
15689 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
15690 least one of the operands to be a register.
15691 (movv2sf): Likewise. Renamed to movv2sf_i.
15692 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
15693 prepare_move_operands() before emitting SHmedia insns.
15694 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
15695 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
15696 Don't save nor initialize r12. Don't mis-align the stack.
15697 Pad the code with a nop.
15698 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
15700 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
15701 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
15702 [__SHMEDIA__]: Implement.
15703 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
15704 * config/sh/sh.md: Set latency of `pt' closer to reality.
15705 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
15706 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
15707 Set move, load and store type attributes.
15708 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
15709 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
15711 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
15712 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
15713 * config/sh/sh.c (sh_media_register_for_return): New function.
15714 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
15715 branch-target register.
15716 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
15717 * config/sh/sh.md (return_media_i): Use any call-clobbered
15718 branch-target register.
15719 (return_media): If r18 wasn't copied in the prologue, copy it
15721 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
15722 Clear class FP0_REGS.
15723 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
15725 2001-03-08 DJ Delorie <dj@redhat.com>
15726 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
15727 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
15728 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
15729 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
15730 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
15731 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
15732 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
15733 return value correctly for call_cookie.
15734 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
15735 * config/sh/crt1.asm (start): Modified so as to call
15736 ___setup_argv_and_call_main.
15737 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
15738 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
15740 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
15741 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
15742 (STRIP_NAME_ENCODING): Use it.
15743 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
15744 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
15745 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
15746 prepare_scc_operands().
15747 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
15748 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
15749 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
15750 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
15751 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
15752 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
15753 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
15754 used in shcompact_incoming_args.
15755 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
15757 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
15759 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
15760 Adjust accordingly.
15761 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
15762 Simplify. Adjust. Add sanity check.
15763 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
15765 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
15767 (udivsi3, divsi3): Use them.
15768 (force_mode_for_call): New insn.
15769 (call, call_value, sibcall_value): Emit it before SHcompact
15771 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
15772 * config/sh/sh.md (call, call_value, sibcall): Make sure the
15773 call cookie is non-NULL before taking its value.
15774 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
15775 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
15776 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
15777 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
15779 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
15780 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
15781 temporary for stack adjusts. Use MACL and MACH to pass
15782 arguments to shcompact_incoming_args.
15783 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
15785 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
15786 (nested_trampoline): Load static chain address into r1.
15787 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
15788 2001-01-07 Alexandre Oliva <aoliva@redhat.com
15789 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
15790 fp_arith_reg_operand().
15791 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
15792 * config/sh/sh.md (casesi): Sign-extend the first two operands,
15793 and use signed compares for them.
15794 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
15795 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
15796 ones properly aligned.
15797 (find_barrier): Account for extra alignment needed for 8-byte wide
15799 (machine_dependent_reorg): Require a label for the second 4-byte
15800 constant after an 8-byte one.
15801 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
15803 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
15804 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
15805 last_float when switching float modes.
15806 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
15807 auto-increment for general-purpose registers.
15808 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
15810 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
15812 * config/sh/sh.c (sh_builtin_saveregs): Support using all
15813 registers for varargs.
15814 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
15815 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
15816 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
15817 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
15818 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
15819 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
15820 call_cookie accordingly.
15821 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
15822 (SHCOMPACT_BYREF): Likewise.
15823 (SHCOMPACT_FORCE_ON_STACK): New macro.
15824 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
15825 (sh_builtin_saveregs): Likewise.
15826 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
15827 shcompact_incoming_args): Use new shift values. Support
15828 sequences of consecutive and non-consecutive pushes/pops.
15829 * config/sh/sh.md (return): Don't explicitly use PR_REG.
15830 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
15831 * config/sh/sh.h (TEXT_SECTION): Define.
15832 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
15833 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
15834 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
15835 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
15836 return values on FPU-enabled SHmedia.
15837 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
15838 FPU-enabled SHmedia.
15839 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
15840 value is returned in a non-FP reg and is not returned by
15842 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
15844 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
15845 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
15846 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
15847 quad-aligned to be passed by callee-copy reference.
15848 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
15849 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
15850 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
15851 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
15852 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
15853 copying low-numbered FP regs to r7 and r8.
15854 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
15855 FP regs to general-purpose regs only if the copy was passed on the
15857 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
15858 copying FP reg to r9.
15859 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
15860 copy FP regs to general-purpose regs only in outgoing calls.
15861 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
15862 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
15864 * config/sh/sh.h (struct sh_args): Document all fields.
15865 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
15866 passed partially on the stack should not consider making
15868 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
15869 stack_regs only for incoming calls. When passing FP args,
15870 make sure there are FP regs available before modifying
15872 (SHCOMPACT_BYREF): Pass double args in general-purpose
15873 registers by reference.
15874 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
15875 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
15876 attempt to generate sibcalls if the caller got any arguments
15878 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
15879 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
15880 to 8-byte boundaries.
15881 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
15882 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
15883 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
15884 stored in the stack.
15885 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
15886 for the offsets to have the ISA bit set.
15887 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
15888 invocation. Use beq instead of bgt to mark end of sequence of
15890 (shcompact_incoming_args): Fix store of r2. Use beq instead of
15891 bgt to mark end of sequence of stores.
15892 * config/sh/sh.c (arith_operand): Don't check whether
15893 CONST_OK_FOR_J for now.
15894 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
15895 instead of long for conversion.
15896 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
15897 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
15898 before passing it to fprintf.
15899 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
15900 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
15901 Call set_fpscr before reading/writing SR.
15902 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
15904 * config/sh/lib1funcs.asm: Add `.align 2' directives before
15906 (FMOVD_WORKS): Define on SH5 with FPU.
15907 (set_fpscr): Define on SH5. Remove separate _fpscr_values
15909 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
15911 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
15912 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
15914 (ia_main_table): Ditto.
15915 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
15916 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
15917 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
15918 the definitions from sh.h.
15919 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
15921 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
15922 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
15923 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
15924 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
15925 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
15926 Increment LABEL_NUSES.
15928 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
15930 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
15932 * config/sh/elf.h (SIZE_TYPE): Likewise.
15933 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
15934 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
15935 shcompact_incoming_args): Load switch table addresses using
15937 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
15938 (NO_BUILTIN_SIZE_TYPE): Define.
15939 (SIZE_TYPE): Don't define.
15940 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
15941 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
15942 definition of __SH5__=32 for -m5-compact-nofpu.
15943 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
15945 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
15946 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
15947 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
15948 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
15949 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
15950 (INSN_LENGTH_ALIGNMENT): Likewise.
15951 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
15952 * config/sh/sh.md (call, call_value, sibcall): Simplify
15953 copying of non-branch-target register.
15954 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
15955 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
15956 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
15957 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
15958 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
15959 floating-point values as structs.
15960 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
15961 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
15962 general-purpose register.
15963 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
15964 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
15965 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
15966 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
15967 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
15968 (ENCODE_SECTION_INFO): Enclose variables and constants in
15970 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
15971 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
15972 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
15973 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
15974 only for LABEL_REFs. For SYMBOL_REFs, prepend
15975 SH_DATALABEL_ENCODING to the symbol name.
15976 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
15978 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
15979 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
15981 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
15982 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
15983 (DATALABEL_REF_P): Don't require CONST.
15984 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
15986 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
15987 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
15989 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
15990 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
15991 Use shallow_copy_rtx and PUT_MODE to change the mode of
15992 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
15993 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
15994 on SHmedia using GENERAL_REGs.
15995 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
15996 bltu_media_i): Fix reversion of conditions.
15997 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
15998 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
15999 * config/sh/sh.c (output_far_jump): Save r13 in macl.
16000 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
16001 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
16002 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
16003 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
16004 (GCC_nested_trampoline): Likewise.
16005 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
16006 * config/sh/sh.c (gen_datalabel_ref): Define.
16007 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
16008 (INITIALIZE_TRAMPOLINE): Likewise.
16009 (TRAMPOLINE_ADJUST_ADDRESS): Define.
16010 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
16011 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
16012 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
16013 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
16014 (ic_invalidate): Adjust for SH5.
16015 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
16016 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
16017 _nested_trampoline.
16018 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
16019 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
16020 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
16021 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
16022 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
16023 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
16024 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
16025 * config/sh/sh.c (target_reg_operand): Match only target-branch
16026 registers and pseudos that aren't virtual registers.
16027 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
16028 Copy operands that don't match target_reg_operand to pseudos.
16029 (call_media, call_value_media, sibcall_media): Use
16030 target_reg_operand instead of target_operand.
16031 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
16032 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
16033 * config/sh/sh.c (target_reg_operand): Match hardware registers
16034 other than branch-target registers.
16035 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
16036 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
16037 (fpscr_values) [SH5 == 32]: Define.
16038 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
16039 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
16040 Handle function addresses coming in SUBREGs.
16041 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
16042 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
16043 shcompact_return_trampoline): Use datalabel where appropriate.
16044 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
16045 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
16046 general-purpose register to copy one branch-target register to
16048 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
16049 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
16050 SYMBOL_REFs with VOIDmode.
16051 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
16052 bltu_media_i): New insns.
16053 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
16054 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
16055 (INIT_CUMULATIVE_ARGS): Likewise.
16056 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
16057 * machmode.def (V16SFmode): New mode.
16058 * c-common.c (type_for_mode): Support V2SF and V16SF.
16059 * tree.c (build_common_tree_nodes_2): Likewise.
16060 * tree.h (tree_index): Likewise.
16061 * calls.c (emit_call_1): Take args_so_far. Adjust all
16062 callers. Introduce CALL_POPS_ARGS.
16063 * tm.texi (CALL_POPS_ARGS): Document.
16064 * config/sh/crt1.asm: Implement in SHmedia mode.
16065 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
16066 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
16067 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
16068 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
16069 Implement divsi and udivsi in SHmedia mode. Introduce
16070 SHcompact trampolines.
16071 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
16073 (regno_reg_class): Rewrite.
16074 (fp_reg_names): Remove.
16075 (sh_register_names, sh_additional_register_names): New.
16076 (print_operand): Added `u'. Support SUBREGs in addresses.
16077 Add parentheses around shifted CONSTs.
16078 (output_file_start): Output .mode and .abi directives.
16079 (shiftcosts, addsubcosts, multcosts): Adjust.
16080 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
16081 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
16082 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
16083 bytes, not registers. Take into account the need for the
16084 SHcompact incoming args trampoline. Adjust all callers.
16085 (sh_expand_prologue): Take stack_regs into account. Call
16086 incoming args trampoline. Keep stack aligned as per SH5 ABI.
16087 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
16088 stack aligned as per SH5 ABI.
16089 (sh_builtin_saveregs): Support SH5 ABI.
16090 (sh_build_va_list, sh_va_start): Likewise.
16091 (initial_elimination_offset): Take alignment into account.
16092 Compute location of PR according to the SH5 stack frame.
16093 (arith_reg_operand): Reject branch-target registers.
16094 (shmedia_6bit_operand): New.
16095 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
16096 (target_reg_operand): Match DImode only. Accept SUBREGs.
16097 (target_operand): New.
16098 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
16099 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
16100 SIBCALL_REGS for SHmedia.
16101 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
16102 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
16103 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
16104 (TARGET_SWITCHES): New SH5 flags.
16105 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
16106 VALID_REGISTER_P to disable unsupported registers.
16107 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
16108 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
16109 (FUNCTION_ARG_PADDING): Define.
16110 (FASTEST_ALIGNMENT): Adjust.
16111 (SH_REGISTER_NAMES_INITIALIZER): New.
16112 (sh_register_names): Declare.
16113 (DEBUG_REGISTER_NAMES): Define.
16114 (REGISTER_NAMES): Define based on sh_register_names.
16115 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
16116 (sh_additional_register_names): Declare.
16117 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
16118 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
16119 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
16120 (REGISTER_NATURAL_MODE): Define.
16121 (FIRST_PSEUDO_REGISTER): Adjust.
16122 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
16123 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
16124 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
16125 (VECTOR_MODE_SUPPORTED_P): Define.
16126 (REG_CLASS_CONTENTS): Adjust.
16127 (SMALL_REGISTER_CLASSES): Adjust.
16128 (REG_ALLOC_ORDER): Adjust.
16129 (INDEX_REG_CLASS): Adjust.
16130 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
16131 (CONST_OK_FOR_LETTER_P): Adjust.
16132 (PREFERRED_RELOAD_CLASS): Adjust.
16133 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
16134 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
16135 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
16136 (FIRST_FP_PARM_REG): Adjust.
16137 (CALL_POPS_ARGS): Define.
16138 (FUNCTION_ARG_REGNO_P): Adjust.
16139 (struct sh_args): New fields.
16140 (GET_SH_ARG_CLASS): Adjust.
16141 (INIT_CUMULATIVE_ARGS): Adjust.
16142 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
16143 (FUNCTION_ARG_ADVANCE): Adjust.
16144 (FUNCTION_ARG): Adjust.
16145 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
16146 (FUNCTION_ARG_CALLEE_COPIES): Define.
16147 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
16148 (STRICT_ARGUMENT_NAMING): Define.
16149 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
16150 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
16151 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
16152 (SETUP_INCOMING_VARARGS): Adjust.
16153 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
16154 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
16155 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
16156 (SUBREG_OK_FOR_INDEX_P): Adjust.
16157 (EXTRA_CONSTRAINT_S): Update.
16158 (EXTRA_CONSTRAINT_T): New.
16159 (EXTRA_CONSTRAINT): Adjust.
16160 (GO_IF_LEGITIMATE_INDEX): Adjust.
16161 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
16162 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
16163 (MOVE_MAX): Adjust.
16164 (MAX_MOVE_MAX): Define.
16166 (CONST_COSTS): Adjust.
16167 (REGISTER_MOVE_COST): Adjust.
16168 (BRANCH_COST): Adjust.
16169 (TEXT_SECTION_ASM_OP): Adjust.
16170 (DBX_REGISTER_NUMBER): Adjust.
16171 (ASM_OUTPUT_DOUBLE_INT): New.
16172 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
16173 (PREDICATE_CODES): Adjust.
16174 (PROMOTE_MODE): Adjust.
16175 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
16176 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
16177 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
16178 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
16179 (DR0_REG, DR2_REG, DR4_REG): Renumber.
16180 (TR0_REG, TR1_REG, TR2_REG): New.
16181 (XD0_REG): Renumber.
16182 (UNSPEC_COMPACT_ARGS): New.
16183 (type): Added pt and ptabs.
16184 (length): Default to 4 on SHmedia. Default pt length to 12
16185 and 20 on SHmedia32 and SHmedia64, respectively.
16186 (pt): New function unit.
16187 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
16188 Add whitespace between operands of SHmedia instructions.
16190 (adddi3_media, addsi3_media): Adjust constraints.
16191 (subsi3) [SHmedia]: Force operand 1 into a register.
16192 (udivsi3_i1_media, udivsi3_i4_media): New.
16193 (udivsi3): Support SHmedia.
16194 (divsi3_i1_media, divsi3_i4_media): New.
16195 (divsi3): Support SHmedia.
16196 (anddi3, iordi3, xordi3): Adjust constraints.
16197 (zero_extendhidi2, zero_extendqidi2): New.
16198 (extendsidi2, extendhidi2, extendqidi2): New.
16199 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
16200 (pop_e, pop_fpul, pop_4): Likewise.
16201 (movsi_media): Support FP and BT registers.
16202 (movsi_media_nofpu): New. Adjust splits to DImode.
16203 (lduw, ldub): Renamed to zero_extend* above.
16204 (movqi_media): Fix typo.
16205 (movdi_media): Support FP and BT registers.
16206 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
16207 (movdi_const_32bit): New.
16208 (shori_media): Require immediate operand. Use `u' for output.
16209 (movdf_media, movsf_media): Simplified.
16210 (movdf_media_nofpu, movsf_media_nofpu): New.
16211 (movdf, movsf): Adjust
16212 (movv2sf, movv2sf, movv16sf): New.
16213 (beq_media, beq_media_i): Adjust constraints. Don't use
16214 scratch BT register.
16215 (bne_media, bne_media_i): Likewise.
16216 (bgt_media, bgt_media_i): Likewise.
16217 (bge_media, bge_media_i): Likewise.
16218 (bgtu_media, bgtu_media_i): Likewise.
16219 (bgeu_media, bgeu_media_i): Likewise.
16220 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
16221 bunordered): Emit jump insn. Force operands to registers when
16223 (jump_media, jump): Simplify.
16224 (call_compact, call_compact_rettramp): New.
16225 (call_value_compact, call_value_compact_rettramp): New.
16226 (call_media, call_value_media): Simplify.
16227 (sibcall_compact, sibcall_media): New.
16228 (call, call_value): Adjust for SHmedia and SHcompact.
16229 (sibcall, sibcall_value, untyped_call): Likewise.
16230 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
16231 (indirect_jump): Adjust for SHmedia.
16232 (casesi_jump_media): New.
16233 (nop): Re-enable for SHmedia.
16234 (call_site): Restrict to SH1.
16235 (casesi): Adjust for SHmedia.
16236 (casesi_shift_media, casesi_load_media): New.
16237 (return): Explicitly use PR register. Call return trampoline
16239 (return_i): Explicitly use PR register.
16240 (shcompact_return_tramp, shcompact_return_tramp_i): New.
16241 (return_media): Adjust.
16242 (shcompact_incoming_args): New.
16243 (epilogue): Adjust.
16244 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
16245 (movstrsi): Disable on SH5.
16246 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
16247 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
16248 (subsf3, subsf3_media): Likewise.
16249 (mulsf3, mulsf3_media, mac_media): Likewise.
16250 (divsf3, divsf3_media): Likewise.
16251 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
16252 (floatsisf2, fux_truncsfsi2): Likewise.
16253 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
16255 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
16256 (cmpunsf_media, cmpsf): Likewise.
16257 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
16258 (abssf2, abssf2_media): Likewise.
16259 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
16260 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
16261 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
16262 (floatsidf2, fix_truncdfsi2): Likewise.
16263 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
16265 (cmpeqdf_media, cmpgtdf_media): Likewise.
16266 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
16267 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
16268 (absdf2, absdf2_media): Likewise.
16269 (extendsfdf2, extendsfdf2_media): Likewise.
16270 (truncsfdf2, truncsfdf2_media): Likewise.
16271 * config/sh/sh64.h: New file.
16272 * config/sh/t-sh64: New file.
16273 * config/sh/shmedia.h: New file.
16274 * config/sh/ushmedia.h: New file.
16275 * config/sh/sshmedia.h: New file.
16276 * configure.in: Added sh64-*-elf.
16277 * configure: Rebuilt.
16278 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
16279 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
16280 (reg_class_from_letter): Use `b' for TARGET_REGS.
16281 (print_operand): Support `%M', `%m', `AND' and
16282 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
16283 (andcosts): Adjust for SHmedia.
16284 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
16286 (target_reg_operand): New function.
16287 * config/sh/sh-protos.h (target_reg_operand): Declare.
16288 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
16289 FP registers on SH5.
16290 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
16292 (TARGET_REGISTER_P): New macro.
16293 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
16294 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
16295 (EXTRA_CONSTRAINT_S): New macro.
16296 (EXTRA_CONSTRAINT): Adjust.
16297 (FLOAT_TYPE_SIZE): Define to 32.
16298 (Pmode): DImode on SHmedia.
16299 (CONST_COSTS): Adjust for SHmedia literals.
16300 (PREDICATE_CODES): Added target_reg_operand.
16301 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
16302 * config/sh/sh.md: Remove all attrs from SHmedia insns.
16303 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
16304 (cmpdi): Accept SHmedia.
16305 (movdicc_false, movdicc_true): New insns.
16306 (movdicc): New expand.
16307 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
16309 (addsi3_media): Match `S' constraint.
16310 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
16311 (negdi2): Expand for SHmedia.
16312 (one_cmpldi2): New expand.
16313 (zero_extendsidi2): Change from expand to insn.
16314 (extendsidi2): Add constraints.
16315 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
16316 LD/ST address. Fix SI immediate loading split.
16317 (movhi_media, movqi_media, lduw, ldub): New insns.
16318 (movhi, movqi): Accept SHmedia.
16319 (shori_media, movdi_media): Relax input constraints. Split
16320 symbolic constants.
16321 (movdf_media, movsf_media): New insn. New split to movdi.
16322 (movdf, movsf): Match on SHmedia.
16323 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
16324 bgeu_media): New insns and splits. New insns with `_i' suffix.
16325 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
16326 (bunordered): New expand.
16327 (jump_compact): Renamed from `jump'.
16328 (jump_media): New insn.
16329 (jump): New expand.
16330 (call_media, call_value_media): New insns.
16331 (call, call_value): Adjust.
16332 (indirect_jump_compact): Renamed from `indirect_jump'.
16333 (indirect_jump_media): New insn.
16334 (indirect_jump): New expand.
16335 (untyped_call, return): Accept SHmedia.
16336 (return_media): New insn.
16337 (prologue, epilogue, blockage): Accept SHmedia.
16338 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
16339 (sunordered): New expand.
16340 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
16341 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
16342 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
16343 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
16344 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
16345 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
16346 abssf2_media): New insns.
16347 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
16348 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
16349 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
16350 floatdidf2, floatsidf2_media, fix_truncdfdi2,
16351 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
16352 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
16353 absdf2_media): New insns.
16354 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
16355 (extendsfdf2_media, truncdfsf2_media): New insns.
16356 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
16357 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
16358 * config/sh/sh.h (CONST_OK_FOR_J): Document.
16359 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
16360 * config/sh/sh.md (adddi3): New expand.
16361 (adddi3_media, adddi3z_media): New insns.
16362 (adddi3_compact): Renamed from adddi3.
16363 (addsi3_media): Use add.l r63 to add constant zero.
16364 (subdi3): New expand.
16365 (subdi3_media): New insn.
16366 (subdi3_compact): Renamed from subdi3.
16367 (mulsidi3): New expand.
16368 (mulsidi3_media): New insn.
16369 (mulsidi3_compact): Renamed from mulsidi3.
16370 (umulsidi3): New expand.
16371 (umulsidi3_media): New insn.
16372 (umulsidi3_compact): Renamed from umulsidi3.
16373 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
16374 (ashlsi3, ashrsi3, lshrsi3): Use them.
16375 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
16376 (ashldi3, ashrdi3, lshrdi3): Use them.
16377 (zero_extendsidi2): New expand.
16378 (extendsidi2): New insn.
16379 (movsi_media): New insn. Split to movdi to load constants.
16380 (movsi): Enable for shmedia.
16381 (movdi_media): New insn. Use shori_media to load wide constants.
16382 (short_media): New insn.
16383 (movdi): Enable for shmedia.
16384 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
16385 * config/sh/sh.h (CPP_SPEC): Added `m5'.
16386 (SUBTARGET_CPP_SPEC): Added `!m5'.
16387 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
16388 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
16389 to all other SH variants.
16390 (TARGET_DEFAULT): Set to SH1_BIT.
16391 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
16392 (BITS_PER_WORD): Raise to 64 on shmedia.
16393 (MAX_BITS_PER_WORD): Change to 64.
16394 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
16395 (INT_TYPE_SIZE): Keep as 32.
16396 (UNITS_PER_WORD): Raise to 8 on shmedia.
16397 (MIN_UNITS_PER_WORD): Keep as 4.
16398 (POINTER_SIZE): Raise to 64 on shmedia.
16399 (CONST_OK_FOR_J): New macro.
16400 (CONST_OK_FOR_LETTER_P): Use it.
16401 (processor_type): Add PROCESSOR_SH5.
16402 * config/sh/sh.md: Conditionalize all expands, insns and
16403 splits to TARGET_SH1.
16405 (addsi3_compact): Renamed from...
16406 (addsi3): Now an expand.
16407 (addsi3_media, subsi3_media): New insns.
16408 (subsi3): Don't negate constants with SHmedia.
16410 * hooks.c: New file.
16411 * hooks.h: New file.
16412 * Makefile.in (HOOKS_H): New.
16413 (TARGET_DEF_H): Added $(HOOKS_H).
16414 (OBJS): Added hooks.o.
16415 (cfgcleanup.o, bb-reorder.o): Added target.h.
16416 (hooks.o): Added dependencies.
16417 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
16418 (TARGET_INITIALIZER): this.
16419 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
16420 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
16421 * bb-reorder.c: Include target.h.
16422 (reorder_basic_blocks): Skip if cannot modify jumps.
16423 * cfgcleanup.c: Include target.h.
16424 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
16426 2002-02-08 Chris Demetriou <cgd@broadcom.com>
16428 * config/mips/mips.md (casesi_internal, casesi_internal_di):
16429 Protect jump delay slot instructions with .set noreorder and
16432 2002-02-08 Chris Demetriou <cgd@broadcom.com>
16434 * config/mips/mips.md (casesi_internal_di): Calculate
16435 the index into the target offset table correctly.
16437 2002-02-08 Richard Henderson <rth@redhat.com>
16439 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
16440 * final.c (output_addr_const): Accept and discard SUBREG.
16441 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
16442 mark them unknown instead.
16443 (simplify_subtraction): Handle RTX_UNKNOWN.
16444 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
16446 2002-02-08 David Edelsohn <edelsohn@gnu.org>
16448 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
16450 2002-02-08 Richard Henderson <rth@redhat.com>
16452 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
16454 2002-02-08 Andreas Jaeger <aj@suse.de>
16456 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
16457 * config/i386/t-linux64: New file.
16459 2002-02-08 Jakub Jelinek <jakub@redhat.com>
16461 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
16462 * c-parse.in (compstmt): Clear last_expr_type.
16464 2002-02-07 Richard Henderson <rth@redhat.com>
16466 * loop.c (strength_reduce): Sink final_value when not
16469 2002-02-07 David O'Brien <obrien@FreeBSD.org>
16471 * config/sparc/freebsd.h: Fix mismatched spec {.
16473 2002-02-07 Richard Henderson <rth@redhat.com>
16475 * cfgrtl.c: Include recog.h and insn-config.h.
16476 (keep_with_call_p): Fix general_operand invocation.
16477 * Makefile.in (cfgrtl.o): Update dependencies.
16479 2002-02-07 Kazu Hirata <kazu@hxi.com>
16481 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
16482 comment. Accept HImode only if TARGET_H8300.
16484 2002-02-07 Eric Christopher <echristo@redhat.com>
16486 * config/mips/crtn.asm: Cleanup #ifdefs.
16488 2002-02-07 Eric Christopher <echristo@redhat.com>
16490 * config/mips/crti.asm: Add changes for mips16. mips16 uses
16491 register 7 as RA instead of $31.
16492 * config/mips/crtn.asm: Ditto.
16493 * config/mips/mips.c (mips_move_2words): Add case for
16494 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
16495 (compute_frame_size): Fix typo.
16496 (save_restore_insns): Ditto. Make documentation about using
16497 register $7 as return register more precise.
16498 (mips_expand_epilogue): Fix comment. Add code to work around not
16499 being able to add to the stack pointer directly.
16500 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
16501 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
16504 2002-02-07 Tom Rix <trix@redhat.com>
16506 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
16507 immediates in ldu and stdu DS opcode field.
16508 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
16509 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
16510 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
16512 2002-02-07 Jeff Sturm <jsturm@one-point.com>
16514 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
16515 offset for stack bias.
16517 2002-02-07 H.J. Lu <hjl@gnu.org>
16519 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
16521 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
16523 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
16525 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
16527 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
16528 * i386.c (x86_order_regs_for_local_alloc): New global function.
16529 * i386.h (REG_ALLOC_ORDER): CLeanup.
16530 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
16532 2002-02-07 Richard Henderson <rth@redhat.com>
16534 PR optimization/2463
16535 * alias.c (find_base_value): Recall base values for fixed hard regs.
16536 * loop.c (loop_regs_update): Don't use single_set on non-insns.
16538 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
16540 * config/mips/mips.md (define_delay) [mips16]: Adjust required
16543 2002-02-06 Richard Henderson <rth@redhat.com>
16546 * stmt.c (resolve_operand_name_1): Take more care with mixed
16547 named and unnamed operands.
16549 2002-02-06 Janis Johnson <janis187@us.ibm.com>
16550 Jan Hubicka <jh@suse.cz>
16552 * loop.c (remove_constant_addition): Avoid clobbering a shared
16555 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
16557 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
16558 * config/s390/t-linux64: New file.
16559 * config/s390/libgcc-glibc.ver: New file.
16561 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
16563 * config/s390/linux64.h: Delete file.
16564 * config/s390/s390x.h: New file.
16565 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
16566 as target header file.
16567 * config/s390/linux.h (TARGET_VERSION): Define depending on
16568 DEFAULT_TARGET_64BIT.
16569 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
16570 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
16571 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
16572 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
16573 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
16574 (EXTRA_SPEC): New define.
16575 * config/s390/s390.h (TARGET_VERSION): Define depending on
16576 DEFAULT_TARGET_64BIT.
16577 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
16579 2002-02-06 Jason Merrill <jason@redhat.com>
16581 * c-decl.c (finish_function): Warn about a non-void function with
16582 no return statement and no abnormal exit.
16583 (current_function_returns_abnormally): New variable.
16584 (start_function): Clear it.
16585 (struct c_language_function): Add returns_abnormally.
16586 (push_c_function_context): Save it.
16587 (pop_c_function_context): Restore it.
16588 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
16589 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
16590 an explicit return type.
16591 * c-tree.h: Declare current_function_returns_abnormally.
16592 (C_FUNCTION_IMPLICIT_INT): New macro.
16593 * c-typeck.c (build_function_call): Set it.
16594 (c_expand_return): Set current_function_returns_value even if the
16595 value is erroneous.
16597 2002-02-06 Jakub Jelinek <jakub@redhat.com>
16600 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
16601 unsafe for reevaluation.
16603 2002-02-06 Jakub Jelinek <jakub@redhat.com>
16606 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
16607 EXPR_STMT, but COMPOUND_STMT, recurse into it.
16609 2002-02-06 Richard Henderson <rth@redhat.com>
16611 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
16612 be a general_operand. Dest for function value must be a pseudo.
16614 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
16616 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
16617 as SYMBOL_REFs from the constant pool.
16619 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
16621 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
16622 passed by invisible reference.
16624 2002-02-05 Richard Henderson <rth@redhat.com>
16626 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
16628 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
16630 Implement using "base addresses" in insn operands as default.
16631 * config/mmix/mmix.c (mmix_conditional_register_usage): if
16632 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
16633 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
16634 used to read the rtx value.
16635 (mmix_target_asm_function_epilogue): Fix spacing.
16636 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
16637 (mmix_legitimate_address): Ditto.
16638 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
16639 should be loaded with a GETA insn. Don't allocate needless extra
16640 char for nul termination and fix misleading comment.
16641 (mmix_print_operand_address): Handle constants if
16642 TARGET_BASE_ADDRESSES.
16643 (mmix_output_register_setting): Use base addressing if
16644 TARGET_BASE_ADDRESSES and the number of insns is 3.
16645 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
16646 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
16647 to use R as constraint, add LDA to match s.
16648 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
16649 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
16650 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
16651 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
16652 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
16653 order with other fixed registers.
16654 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
16655 other parameter/call-clobbered registers.
16656 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
16657 -mbase-addresses, -mno-base-addresses.
16658 (MMIX Options): Ditto.
16660 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
16662 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
16664 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
16666 * config/rs6000/altivec.h: Change elem to _S_elem.
16668 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
16670 * config/netbsd.h (WCHAR_TYPE): Define.
16671 (WCHAR_TYPE_SIZE): Ditto.
16672 (WINT_TYPE): Ditto.
16673 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
16674 (WCHAR_UNSIGNED): Ditto.
16675 (WCHAR_TYPE_SIZE): Ditto.
16676 (WINT_TYPE): Ditto.
16677 * config/arm/netbsd.h: Likewise.
16678 * config/i386/netbsd-elf.h: Likewise.
16679 * config/i386/netbsd.h: Likewise.
16680 * config/m68k/netbsd-elf.h: Likewise.
16681 * config/m68k/netbsd.h: Likewise.
16682 * config/ns32k/netbsd.h: Likewise.
16683 * config/sparc/netbsd.h: Likewise.
16684 * config/vax/netbsd.: Likewise.
16686 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
16688 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
16689 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
16690 (TARGET_INITIALIZER): this.
16691 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
16692 (BITFIELD_NBYTES_LIMITED): Markup fix.
16693 * tree.h (default_ms_bitfield_layout_p): Declare.
16694 (record_layout_info): Added prev_field.
16695 * tree.c (default_ms_bitfield_layout_p): New fn.
16696 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
16697 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
16698 * stor-layout.c: Include target.h.
16699 (start_record_layout): Initialize prev_field.
16700 (place_field): Handle MS bit-field layout, and disregard
16701 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
16702 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
16703 * Makefile.in (stor-layout.o): Adjust dependencies.
16705 2002-02-05 Jason Merrill <jason@redhat.com>
16707 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
16709 2002-02-05 Andreas Jaeger <aj@suse.de>
16711 * crtstuff.c: Fix comments.
16713 2002-02-05 Richard Henderson <rth@redhat.com>
16716 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
16717 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
16720 * config/mips/mips.c (function_arg): Handle TImode.
16721 (function_arg_advance): Likewise.
16723 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
16725 * config/rs6000/altivec.h (vec_step_help): Rename to
16728 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
16730 * config/rs6000/altivec.h: Fix typos.
16732 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
16734 * config/arm/netbsd.h: Correct a comment.
16736 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
16738 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
16739 building void typed builtins.
16741 * config/rs6000/altivec.h (vec_ld*): Fix typos.
16742 (vec_step): Implement for C++.
16744 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16746 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
16748 2002-02-04 Richard Henderson <rth@redhat.com>
16750 * combine.c (nonzero_bits): Re-introduce special case for
16751 sp/fp/ap wrt REGNO_POINTER_ALIGN.
16753 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
16755 * doc/extend.texi: Warn about unsupported usage of altivec
16758 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
16759 (altivec_predicate_*): New.
16761 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
16762 Add C++ version of vec_*() functions.
16764 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
16765 (bdesc_2arg): Remove altivec predicates.
16766 (altivec_expand_builtin): Handle predicates.
16767 (altivec_init_builtins): Handle predicates.
16768 (altivec_expand_predicate_builtin): New.
16770 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
16772 * pa.c (DO_FRAME_NOTES): Move forward.
16773 (store_reg): Revise handling of frame notes.
16774 (load_reg): Likewise.
16775 (set_reg_plus_d): Likewise.
16776 (hppa_expand_prologue): Likewise.
16777 (hppa_expand_epilogue): Likewise.
16779 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
16781 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
16783 2002-02-04 Jakub Jelinek <jakub@redhat.com>
16785 PR c/4475, c++/3780:
16786 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
16787 * c-common.h (SWITCH_TYPE): Define.
16788 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
16789 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
16790 Rename spareness variable to sparseness.
16791 (expand_end_case_type): Renamed from expand_end_case, use orig_type
16792 if non-NULL instead of TREE_TYPE (orig_index).
16793 * tree.h (expand_end_case_type): Renamed from expand_end_case.
16794 (expand_end_case): Define using expand_end_case_type.
16795 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
16796 to expand_end_case_type.
16797 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
16799 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
16801 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
16802 (BIGGEST_ALIGNMENT): Change to 128.
16804 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
16806 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
16808 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
16810 * pa.md (call_internal_reg_64bit): Remove unused variable.
16812 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
16814 * config/arm/arm.h (machine_function): Add uses_anonymous_args
16816 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
16817 * config/arm/arm.c (current_function_anonymous_args): Delete,
16818 replace uses with cfun->machine->uses_anonymous_args.
16819 (arm_reorg): Do not reset uses_anonymous_args.
16821 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
16822 any geenral register.
16824 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
16826 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
16829 2002-02-04 Richard Henderson <rth@redhat.com>
16831 * combine.c (force_to_mode): Remove STACK_BIAS code.
16832 (nonzero_bits): Likewise. Replace sp/fp special case with
16833 REGNO_POINTER_ALIGN.
16835 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
16836 (HARD_FRAME_POINTER_REGNUM): New.
16837 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
16838 (FIXED_REGS, CALL_USED_REGS): Update.
16839 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
16840 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
16841 (HARD_REGNO_NREGS): Update for SFP.
16842 (STACK_POINTER_OFFSET): Include bias here ...
16843 (FIRST_PARM_OFFSET): ... not here.
16844 (STACK_BIAS): Remove.
16845 (INIT_EXPANDERS): New.
16846 (STARTING_FRAME_OFFSET): Do not include bias.
16847 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
16848 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
16849 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
16850 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
16851 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
16852 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
16853 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
16854 (MUST_SAVE_REGISTER): Likewise.
16855 (sparc_flat_function_prologue): Likewise.
16856 (sparc_flat_function_epilogue): Likewise.
16857 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
16858 (sparc_init_modes): SFP is GENERAL_REGS.
16859 (sparc_builtin_saveregs): SFP does not have bias applied.
16861 2002-02-04 Richard Henderson <rth@redhat.com>
16863 * config/alpha/alpha.c (current_function_is_thunk): Don't check
16864 current_function_is_thunk.
16865 (alpha_sa_mask): Distinguish between current_function_is_thunk
16866 called from ASM_OUTPUT_MI_THUNK and not.
16867 (alpha_does_function_need_gp): Thunks always need gp.
16868 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
16869 (alpha_output_mi_thunk_osf): New.
16870 * config/alpha/alpha-protos.h: Update.
16871 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
16873 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
16875 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
16876 function types, not when they're taken away.
16878 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
16880 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
16881 CODE_LABEL and jump table when replacing a table jump with a
16884 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
16886 * config/s390/s390-protos.h (legitimize_la_operand,
16887 s390_secondary_input_reload_class, s390_plus_operand,
16888 s390_expand_plus_operand): Add prototypes.
16890 config/s390/s390.c (s390_secondary_input_reload_class,
16891 s390_plus_operand, s390_expand_plus_operand): New functions.
16893 (struct s390_address): New member 'pointer'.
16894 (s390_decompose_address): Compute it.
16895 (legitimate_la_operand_p): Use it.
16896 (legitimize_la_operand): New function.
16897 (movti, movdi, movdf splitters): Call it.
16899 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
16900 (PREDICATE_CODES): Add s390_plus_operand.
16902 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
16903 (la_ccclobber): Allow GENERAL_REGS as output operand.
16905 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
16906 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
16907 (*la_64, *la_31, reload_indi, reload_insi): ... these.
16909 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
16911 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
16912 register names for regular asm () construct.
16914 2002-02-04 Jakub Jelinek <jakub@redhat.com>
16916 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
16919 2002-02-04 Jakub Jelinek <jakub@redhat.com>
16921 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
16924 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
16926 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
16927 constant pool to be identical by string address and index.
16929 2002-02-04 Anthony Green <green@redhat.com>
16931 * output.h (SECTION_OVERRIDE): Define.
16932 * varasm.c (named_section): Obey SECTION_OVERRIDE.
16934 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
16936 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
16937 by existing arm*-*-netbsd* (a.out) target.
16938 (ns32k-*-netbsdelf*): Likewise.
16939 (sparc-*-netbsdelf*): Likewise.
16940 (vax-*-netbsdelf*): Likewise.
16942 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
16944 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
16945 headers and libobjc headers.
16947 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
16949 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
16950 (_mingw.h): Remove duplicate include.
16952 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
16954 * config.gcc: Set cpu_type to m68k for 68010, as well.
16955 (m68010-*-netbsdelf*): New...
16956 (m68k*-*-netbsdelf*): ...targets.
16957 * config/m68k/netbsd-elf.h: New file.
16959 2002-02-02 Kazu Hirata <kazu@hxi.com>
16961 * config/h8300/h8300.c (hand_list): Move inside function_arg.
16963 2002-02-02 Kazu Hirata <kazu@hxi.com>
16965 * config/h8300/h8300.c (h8_push_ops): Move inside
16967 (h8_pop_ops): Likewise.
16968 (h8_move_ops): Likewise.
16970 2002-02-02 Kazu Hirata <kazu@hxi.com>
16972 * config/h8300/h8300.c (os_task): Make it static.
16973 (monitor): Likewise.
16974 (pragma_saveall): Likewise.
16976 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
16978 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
16979 constant is a valid sign-extension for Pmode.
16981 2002-02-02 Kazu Hirata <kazu@hxi.com>
16983 * config/h8300/h8300.c: Fix formatting.
16985 2002-02-02 Kazu Hirata <kazu@hxi.com>
16987 * config/h8300/h8300.md: Fix formatting.
16989 2002-02-02 Kazu Hirata <kazu@hxi.com>
16991 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
16992 predicates of operands[1]. Split the patterns for each
16995 2002-02-02 Kazu Hirata <kazu@hxi.com>
16997 * config/h8300/h8300.md (xor patterns): Tighten the predicates
16998 of operands[1] to register_operand.
17000 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
17002 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
17003 * cpphash.c (_cpp_init_hashtable): Similarly.
17004 * cppinit.c (cpp_create_reader): Default the signed_char flag.
17005 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
17006 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
17007 (cpp_handle_option): Handle the new options.
17008 * cpplex.c (cpp_interpret_charconst): Use new flag.
17009 * cpplib.h (struct cpp_options): New member signed_char.
17010 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
17011 (cpp_options): Handle -fsigned-char and -funsigned-char.
17012 (static_specs): Remove signed_char_spec.
17013 (do_spec1): Don't handle %c.
17014 * system.h: Poison SIGNED_CHAR_SPEC.
17015 * tradcif.y (yylex): Use flag_signed_char.
17016 * tradcpp.h (flag_signed_char): New.
17017 * tradcpp.c (flag_signed_char): New.
17018 (main): Handle new command-line options.
17019 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
17021 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
17022 * avr/avr.h: Remove old comments.
17023 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
17024 (CC1_SPEC): Pass -fsigned-char if -mic*.
17025 (SIGNED_CHAR_SPEC): Remove.
17027 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
17029 2002-02-01 Eric Christopher <echristo@redhat.com>
17031 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
17032 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
17033 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
17034 (ASM_OUTPUT_REG_POP): Ditto.
17036 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
17038 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
17041 2002-02-02 Jakub Jelinek <jakub@redhat.com>
17043 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
17045 2002-02-02 Jakub Jelinek <jakub@redhat.com>
17048 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
17051 2002-02-01 Janis Johnson <janis187@us.ibm.com>
17053 * cfganal.c: Include tm_p.h.
17054 (keep_with_call_p): Fix the test that determines if a register holds
17055 the return value of a call.
17057 2002-02-01 DJ Delorie <dj@redhat.com>
17059 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
17060 we are given conflicting registers, switch to the other one we
17061 had allocated for us.
17062 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
17063 as TImode so we know when the "other" register is available.
17065 2002-02-01 David O'Brien <obrien@FreeBSD.org>
17067 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
17070 2002-02-01 Janis Johnson <janis187@us.ibm.com>
17072 * cfganal.c (keep_with_call_p): New function.
17073 (flow_call_edges_add): Prevent splitting a block between a call and
17074 a single-set instruction that should be kept in the same block.
17076 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
17078 * doc/install.texi (avr): Update outdated URL.
17080 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
17082 * config/stormy16/stormy16.md (pushqi): New.
17086 (movhi): Remove stack operands.
17088 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
17089 nonimmediate_nonstack_operand.
17090 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
17092 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
17095 2002-01-31 Jason Merrill <jason@redhat.com>
17097 * Makefile.in (c-parse.c): Handle .output file.
17098 * objc/Make-lang.in (objc-parse.c): Likewise.
17100 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
17102 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
17103 the -me[lb] option is given. Don't output the default flag
17106 2002-01-31 Zack Weinberg <zack@codesourcery.com>
17108 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
17109 the primary source file; this has not been done yet.
17110 * c-decl.c (c_expand_body): Reset input_filename from
17111 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
17113 2002-01-31 Kazu Hirata <kazu@hxi.com>
17115 * rtlanal.c (subreg_regno_offset): Do not use
17116 SUBREG_REGNO_OFFSET.
17117 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
17118 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
17120 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
17122 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
17123 version rather than GNATS version in --version output.
17125 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
17127 * ifcvt.c (noce_process_if_block): Make a copy of the destination
17128 when copying back from a temporary.
17130 2002-01-30 Richard Henderson <rth@redhat.com>
17132 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
17133 and new_dest are the same.
17135 2002-01-30 Richard Henderson <rth@redhat.com>
17138 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
17139 * rtl.c (note_insn_name): Update.
17140 * emit-rtl.c (remove_unnecessary_notes): Kill it.
17141 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
17142 to perform loop rotation.
17143 (expand_exit_loop_top_cond): New.
17144 * tree.h (expand_exit_loop_top_cond): Declare it.
17145 * c-semantics.c (genrtl_while_stmt): Use it.
17146 (genrtl_for_stmt): Likewise.
17148 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
17150 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
17151 arguments to 64-bit boundaries on 64-bit ABIs.
17153 2002-01-30 Steve Ellcey <sje@cup.hp.com>
17155 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
17157 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
17159 * c-decl.c (grokdeclarator): Handle type being a typedef for an
17162 2002-01-30 David O'Brien <obrien@FreeBSD.org>
17164 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
17165 * config/sparc/sparc_bi.h: Remove file.
17166 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
17168 2002-01-30 Richard Henderson <rth@redhat.com>
17170 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
17172 2002-01-30 Zack Weinberg <zack@codesourcery.com>
17174 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
17176 2002-01-30 Jason Merrill <jason@redhat.com>
17178 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
17179 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
17180 (reg_save): Use DW_CFA_offset_extended_sf instead.
17182 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
17184 2002-01-29 Jakub Jelinek <jakub@redhat.com>
17186 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
17189 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
17191 * rs6000.md ("*call_value_local32"): Remove constraints.
17192 ("*call_value_local64"): Same.
17193 ("*call_value_indirect_nonlocal_aix32"): Same.
17194 ("*call_value_nonlocal_aix32"): Same.
17195 ("*call_value_indirect_nonlocal_aix64"): Same.
17196 ("*call_value_nonlocal_aix64"): Same.
17197 ("*call_value_nonlocal_sysv"): Same.
17199 2002-01-29 Richard Henderson <rth@redhat.com>
17201 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
17203 2002-01-29 Richard Henderson <rth@redhat.com>
17205 * expr.c (force_operand): Ignore flag_pic for detecting pic
17207 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
17208 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
17209 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
17210 instead of open-coded loop.
17211 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
17212 be fixed when in use.
17214 2002-01-29 Richard Henderson <rth@redhat.com>
17216 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
17217 * sched-rgn.c (propagate_deps): Update them.
17218 * sched-deps.c (sched_analyze_insn): Update them. Flush the
17219 clobbers list when either gets too long.
17221 2002-01-29 Jakub Jelinek <jakub@redhat.com>
17223 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
17224 and INDEX_REGS the same as GENERAL_REGS.
17225 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
17227 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
17229 * tree.c (build_nonstandard_integer_type): Correct prototype.
17231 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
17233 * config/s390/s390.md (movstrsico, movstrdix_64,
17234 movstrsix_31): Remove, replace by ...
17235 (movstrdi_short, movstrsi_short, movstrdi_long,
17236 movstrsi_long): ... these. New.
17237 (movstrdi, movstrsi): Adapt.
17239 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
17240 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
17241 Remove unnecessary CC clobber.
17242 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
17243 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
17245 (divmoddi4): Don't partially initialize TImode register.
17247 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
17249 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
17251 2002-01-29 Richard Henderson <rth@redhat.com>
17253 * flow.c (print_rtl_and_abort): Remove.
17254 (print_rtl_and_abort_fcn): Remove.
17255 (verify_local_live_at_start): Use dump_bb instead.
17256 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
17257 (verify_wide_reg_1): Return 2 on mode test failure.
17259 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
17261 PR c/3325, c/3326, c/2511, c/3347
17262 * c-decl.c (enum_decl_context): Remove BITFIELD.
17263 (grokdeclarator): Take bitfield width as an input.
17264 Ensure bitfields are given the correct type. Perform
17265 bitfield width validation with build_bitfield_integer_type
17266 rather than waiting for finish_struct.
17267 (grok_typename, grok_typename_in_parm_context, start_decl,
17268 push_parmdecl, grokfield, start_function): Update calls to
17270 (build_bitfield_integer_type): New function.
17271 (finish_struct): Move bitfield validation to grokdeclarator
17272 and build_bitfield_integer_type.
17273 * tree.c (build_nonstandard_integer_type): New function.
17274 * tree.h (build_nonstandard_integer_type): New prototype.
17276 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
17278 2002-01-29 Jakub Jelinek <jakub@redhat.com>
17281 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
17282 don't ignore unrecognized -W* options.
17283 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
17284 * cpplib.h (cpp_handle_option): Adjust prototype.
17285 * c-decl.c (c_decode_options): Pass 0 as last argument to
17289 * gcc.c (cpp_unique_options): Split from cpp_options.
17290 (cpp_options): Source cpp_unique_options.
17291 (default_compilers): Use cpp_unique_options instead of cpp_options
17292 when used together with cc1_options.
17293 (static_specs): Add cpp_unique_options.
17294 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
17295 when used together with cc1_options.
17297 2002-01-29 Kazu Hirata <kazu@hxi.com>
17299 * config/h8300/h8300-protos.h: Update the prototype of
17301 * config/h8300/h8300.c (output_a_shift): Remove an unused
17302 argument 'insn'. Remove redundant code.
17303 * config/h8300/h8300.md: Adust to the new prototype of
17306 2002-01-29 Kazu Hirata <kazu@hxi.com>
17308 * config/h8300/h8300-protos.h: Update the prototypes of
17309 emit_a_rotate and expand_a_rotate.
17310 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
17311 first argument to 'enum rtx_code'.
17312 (expand_a_rotate): Likewise.
17314 2002-01-28 Kazu Hirata <kazu@hxi.com>
17316 * config/h8300/h8300-protos.h: Update the prototype of
17318 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
17320 * config/h8300/h8300.md: Adjust to the new prototype.
17322 2002-01-28 Kazu Hirata <kazu@hxi.com>
17324 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
17327 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
17329 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
17330 is a fixed register before returning pic_offset_table_rtx.
17331 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
17332 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
17334 2002-01-28 Jason Merrill <jason@redhat.com>
17336 * dwarf2.h: Sync with src version.
17338 2002-01-28 Paul Koning <pkoning@equallogic.com>
17340 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
17341 BT_FN_VOID_PTR_VAR.
17342 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
17343 * doc/extend.texi (__builtin_prefetch): Update documentation:
17344 first argument is now const void ptr.
17346 2002-01-28 Kazu Hirata <kazu@hxi.com>
17348 * config/h8300/h8300-protos.h: Remove an unused prototype.
17350 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
17352 * toplev.c (lang_independent_init): Round up identifier size.
17354 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
17356 * config.gcc: Revert previous change.
17358 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
17360 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
17362 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
17364 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
17365 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
17366 other non-elf netbsd config frags.
17367 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
17368 collect2 will does that.
17369 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
17370 shared-lib frobbing will work.
17372 2002-01-28 Kazu Hirata <kazu@hxi.com>
17374 * config/h8300/h8300.h: Fix formatting.
17375 * config/h8300/h8300.md: Likewise.
17377 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
17379 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
17380 the old, removed AAA_standards fix.
17381 * fixinc/fixincl.x: Rebuilt.
17383 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
17385 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
17386 atexit call in crtbegin, hooked in after call to frame_dummy;
17387 register EH before registering __fini__start.
17389 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
17391 * config/rs6000/altivec.h: Remove spurious semicolons.
17393 2002-01-27 Kazu Hirata <kazu@hxi.com>
17395 * config/h8300/h8300.md: Replace dead bit extraction patterns
17396 with ones that work.
17398 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17400 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
17401 if not STRICT_ALIGNMENT.
17402 * rtl.h (MEM_ALIGN): Likewise.
17404 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
17406 * doc/invoke.texi (-fdump-translation-unit): Revert this
17407 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
17409 2002-01-27 Kazu Hirata <kazu@hxi.com>
17411 * config/h8300/h8300.md (define_constants): New.
17412 (anonymous patterns) Use defined constants appropriately.
17414 2002-01-27 Kazu Hirata <kazu@hxi.com>
17416 * config/h8300/h8300.c (function_arg): Remove redundant code.
17418 2002-01-26 Richard Henderson <rth@redhat.com>
17420 * sched-deps.c (reg_pending_uses_head): New.
17421 (reg_pending_barrier): Rename from reg_pending_sets_all.
17422 (find_insn_list): Don't mark inline.
17423 (find_insn_mem_list): Remove.
17424 (add_dependence_list, add_dependence_list_and_free): New.
17425 (flush_pending_lists): Replace only_write param with separate
17426 for_read and for_write parameters. Update all callers. Use
17427 add_dependence_list_and_free.
17428 (sched_analyze_1): Do not add reg dependencies here; just set
17429 the pending bits. Use add_dependence_list.
17430 (sched_analyze_2): Likewise.
17431 (sched_analyze_insn): Replace schedule_barrier_found with
17432 reg_pending_barrier. Add all dependencies for pending reg
17433 uses, sets, and clobbers.
17434 (sched_analyze): Don't add reg dependencies for calls, just
17435 set pending bits. Use regs_invalidated_by_call. Treat
17436 sched_before_next_call as a normal list, not a fake insn.
17437 (init_deps): No funny init for sched_before_next_call.
17438 (free_deps): Free pending mems lists. Don't zero reg_last.
17439 (init_deps_global): Init reg_pending_uses.
17440 (finish_deps_global): Free it.
17441 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
17442 (find_insn_mem_list): Remove.
17443 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
17444 (propagate_deps): Use them. Zero temp mem lists.
17446 2002-01-26 Richard Henderson <rth@redhat.com>
17448 * Makefile.in (CRTSTUFF_CFLAGS): New.
17449 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
17450 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
17451 crtstuff.c instead of alpha assembly version.
17452 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
17453 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
17454 not FORCE_{INIT,FINI}_SECTION_ALIGN.
17455 (__do_global_dtors_aux): Mark used.
17456 (frame_dummy, __do_global_ctors_aux): Mark used.
17457 (fini_dummy, init_dummy): Remove.
17459 * config/alpha/crtbegin.asm: Remove file.
17460 * config/alpha/crtend.asm: Remove file.
17461 * config/alpha/t-crtbe: Remove file.
17462 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
17463 (LINK_EH_SPEC): New.
17465 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
17466 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
17467 calling constructors.
17468 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
17470 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
17471 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
17472 CRT_END_INIT_DUMMY hack.
17473 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
17474 FORCE_{INIT,FINI}_SECTION_ALIGN.
17476 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
17477 FORCE_{INIT,FINI}_SECTION_ALIGN.
17479 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
17480 invocation sequence.
17481 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
17483 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
17484 (FORCE_CODE_SECTION_ALIGN): New.
17486 2002-01-26 Richard Henderson <rth@redhat.com>
17488 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
17490 2002-01-26 Richard Henderson <rth@redhat.com>
17492 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
17493 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
17495 2002-01-26 Kazu Hirata <kazu@hxi.com>
17497 * config/h8300/h8300.md: Remove bit extraction patterns that
17498 cannot be triggered.
17499 Restrict each bit extraction pattern to a variant on which the
17502 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
17504 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
17506 2002-01-26 Kazu Hirata <kazu@hxi.com>
17508 * config/h8300/h8300.md: Remove bit test patterns that cannot
17510 Restrict each bit test pattern to a variant on which the
17513 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17515 * builtins.c (expand_builtin_strncat): Remove redundant check for
17518 2002-01-25 David O'Brien <obrien@FreeBSD.org>
17520 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
17522 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
17525 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
17527 * dbxout.c (dbxout_init): Use assemble_name rather than just
17528 stripping off the first character.
17529 (dbxout_source_file): Likewise.
17531 2002-01-25 DJ Delorie <dj@redhat.com>
17533 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
17534 using rtx_equal_p, not by comparing pointers.
17536 2002-01-25 Steve Ellcey <sje@cup.hp.com>
17538 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
17539 for PIC_OFFSET_TABLE_REGNUM.
17540 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
17542 2002-01-25 David O'Brien <obrien@FreeBSD.org>
17544 * config.gcc (x86_64-*-freebsd*): New target.
17545 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
17547 (i[34567]86-*-freebsd*): Don't include svr4.h.
17548 * config/i386/freebsd64.h: New file.
17550 2002-01-25 Douglas B Rupp <rupp@gnat.com>
17552 * config/alpha/x-vms (version): Make static.
17554 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
17555 in previous checkin.
17557 * Makefile.in (install-headers-cp): New target.
17558 * config.gcc (alpha-dec-*vms*): Install headers with
17561 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
17563 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
17566 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17568 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
17569 of compare_tree_int.
17570 (expand_builtin_strncat): Likewise.
17571 * c-decl.c (finish_struct): Use tree_low_cst.
17572 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
17573 * tree.c (compare_tree_int): Likewise.
17575 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
17577 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
17578 adjustments even if they are implemented by more than two insns.
17580 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
17582 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
17583 * df.h (struct ref): Kill B.
17584 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
17586 * basic-block.h (PROP_EQUAL_NOTES): New flag.
17587 * flow.c (propagate_one_insn): Use it.
17588 (mark_used_regs): Handle NIL.
17590 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
17592 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
17595 2002-01-25 David Edelsohn <edelsohn@gnu.org>
17597 * rs6000.md (prefetch): Make address V4SI mode so that the address
17598 is restricted to legitimate form for instruction.
17600 2002-01-25 Bob Wilson <bob.wilson@acm.org>
17602 * doc/install.texi (xtensa-*-elf): New target.
17603 (xtensa-*-linux*): New target.
17604 * doc/contrib.texi: Add myself.
17606 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
17608 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
17609 purpose register to hold an SImode (or smaller) value.
17611 2002-01-25 Jakub Jelinek <jakub@redhat.com>
17613 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
17615 * crtstuff.c: Likewise.
17617 2002-01-25 Kazu Hirata <kazu@hxi.com>
17619 * config/h8300/h8300.md (negation patterns): Tighten
17620 predicates to register_operand.
17622 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
17624 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
17627 * builtins.c (expand_builtin_prefetch): Same.
17629 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
17631 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
17634 2002-01-24 Kazu Hirata <kazu@hxi.com>
17636 * config/h8300/h8300.c (print_operand): Remove support for
17637 operand character 'A'.
17638 * config/h8300/h8300.md (three anonymous patterns): Replace
17639 operand character 'A' with either 'T' or 'S'.
17641 2002-01-24 Kazu Hirata <kazu@hxi.com>
17643 * config/h8300/h8300.c (print_operand): Remove support for
17644 operand character 'U'.
17646 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
17648 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
17650 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
17652 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
17653 values to be assigned to the stack pointer.
17655 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
17657 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
17658 to const_double needs to be done right for big-endian systems.
17660 2002-01-24 Jason Merrill <jason@redhat.com>
17663 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
17664 to can_throw_internal.
17666 2002-01-23 Richard Henderson <rth@redhat.com>
17668 * fold-const.c (fold): Change UINT_MAX test to check vs precision
17669 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
17671 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
17673 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
17674 (symGOT2reg): Use them, then set as GOT value as unchanging.
17675 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
17676 as a temporary, if possible.
17677 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
17678 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
17680 2002-01-23 Kazu Hirata <kazu@hxi.com>
17682 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
17683 accept to accept 0x80 as operands[2].
17685 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
17687 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
17689 2002-01-23 Richard Henderson <rth@redhat.com>
17691 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
17693 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
17695 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
17696 (parmlist_or_identifiers_1): Verify that only a parmlist follows
17699 2002-01-23 Richard Henderson <rth@redhat.com>
17701 * expr.c (move_by_pieces_1): Extend size before negation.
17703 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
17704 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
17705 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
17706 * config/m68k/t-m68kelf: Likewise.
17708 2002-01-23 Bob Wilson <bob.wilson@acm.org>
17710 * config/xtensa/elf.h: New file.
17711 * config/xtensa/lib1funcs.asm: New file.
17712 * config/xtensa/lib2funcs.S: New file.
17713 * config/xtensa/linux.h: New file.
17714 * config/xtensa/t-xtensa: New file.
17715 * config/xtensa/xtensa-config.h: New file.
17716 * config/xtensa/xtensa-protos.h: New file.
17717 * config/xtensa/xtensa.c: New file.
17718 * config/xtensa/xtensa.h: New file.
17719 * config/xtensa/xtensa.md: New file.
17720 * config.gcc (xtensa-*-elf*): New target.
17721 (xtensa-*-linux*): New target.
17722 * cse.c (canon_hash): Compare rtx pointers instead of register
17723 numbers. This is required for the Xtensa port.
17724 * integrate.c (copy_insn_list): Handle case where the static
17725 chain is in memory and the memory address has to be copied to
17727 * doc/invoke.texi (Option Summary): Add Xtensa options.
17728 (Xtensa Options): New node.
17729 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
17731 2002-01-23 Zack Weinberg <zack@codesourcery.com>
17733 * diagnostic.c (internal_error): Do ICE suppression only
17734 when ENABLE_CHECKING is not defined.
17736 * c-typeck.c (require_complete_type): Return error_mark_node
17737 if type is error_mark_node.
17739 2002-01-23 Janis Johnson <janis187@us.ibm.com>
17741 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
17742 -Os and issue a warning.
17744 2002-01-23 Zack Weinberg <zack@codesourcery.com>
17746 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
17747 current (lack of) need for host configuration by hand.
17749 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
17750 references. Documentation of some target macros moved from
17751 hostconfig.texi to tm.texi.
17753 2002-01-23 Will Cohen <wcohen@redhat.com>
17755 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
17758 2002-01-23 Kazu Hirata <kazu@hxi.com>
17760 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
17763 2002-01-23 Jason Merrill <jason@redhat.com>
17765 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
17767 * function.c (assign_parms): Don't put args of inline functions
17768 into registers when not optimizing.
17770 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
17772 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
17773 (prologue_use): New pattern.
17774 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
17775 preference to gen_rtx_USE.
17776 (thumb_expand_prologue): Use gen_prologue_use in preference to
17778 (thumb_expand_epilogue): Use gen_prologue_use in preference to
17781 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
17783 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
17785 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
17788 * doc/extend.texi: Correct documentation of __alignof__.
17790 2002-01-22 Zack Weinberg <zack@codesourcery.com>
17792 * params.h: Rename arguments of DEFPARAM so that it will be
17793 recognized as a translation keyword.
17795 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
17797 * extend.texi: Document altivec functions.
17798 Fix N-bit adjectives in X86 builtin documentation.
17800 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
17802 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
17803 auto_inc_dec values.
17805 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
17807 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
17809 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
17811 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
17813 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
17815 2002-01-22 Richard Henderson <rth@redhat.com>
17817 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
17818 copy_insn not copy_rtx.
17820 2002-01-23 Alan Modra <amodra@bigpond.net.au>
17822 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
17823 "nonzero" as that might add "1" bits. Ensure "constop" is
17824 properly sign extened.
17825 (force_to_mode): Tweak for sign extended constop.
17827 2002-01-22 Richard Henderson <rth@redhat.com>
17829 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
17830 for_each_rtx instead of assuming we're already looking at the MEM.
17831 (split_small_symbolic_mem_operand): Likewise.
17832 * config/alpha/alpha.h (PREDICATE_CODES): Update.
17833 * config/alpha/alpha.md (small symbolic memory splitters): Update.
17835 2002-01-22 Richard Henderson <rth@redhat.com>
17837 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
17838 sequence number for the literal.
17839 (divmoddi_internal_er): Likewise.
17841 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
17844 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
17845 in LIBICONV variable.
17846 * configure: Regenerated.
17848 2002-01-22 Krister Walfridsson <cato@df.lth.se>
17850 * dependence.c (build_def_use): Remove array_idx.
17852 * dwarfout.c (last_filename): Remove.
17853 (output_compile_unit_die): Remove last_filename.
17855 2002-01-22 Roger Sayle <roger@eyesopen.com>
17856 Richard Henderson <rth@redhat.com>
17859 * fold-const.c (fold): Optimize unsigned comparisons against
17860 UINT_MAX (and similar unsigned constants).
17862 2002-01-22 Janis Johnson <janis187@us.ibm.com>
17864 * Makefile.in (loop.o): Depend on OPTABS_H.
17865 * loop.c (emit_prefetch_instructions): Check the prefetch operand
17866 against the predicate.
17869 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
17870 for the address operand.
17872 2002-01-22 Richard Henderson <rth@redhat.com>
17874 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
17876 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
17879 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
17880 preprocessor flags.
17882 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
17884 * config.gcc (x86_64-*-netbsd*): New target.
17885 * config/i386/netbsd64.h: New file.
17887 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
17889 * regrename.c (kill_value): Fix typo.
17891 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
17893 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
17895 * config/rs6000/rs6000.h: Same.
17897 * function.c (instantiate_virtual_regs): Remove
17898 STARTING_FRAME_PHASE.
17899 (assign_stack_local_1): Same.
17900 Calculate frame phase.
17902 2002-01-22 Nick Clifton <nickc@redhat.com>
17904 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
17905 variable declaration to outer scope in order to simplify
17907 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
17908 arm_hard_regno_mode_ok.
17909 * config/arm/arm-protos.h: Add a prototype for
17910 arm_hard_regno_mode_ok.
17911 * config/arm/arm.c (soft_df_operand): Remove now redundant
17912 check for DImode values using IP_REGNUM.
17913 (nonimmediate_soft_df_operand): Remove now redundant check for
17914 DImode values using IP_REGNUM.
17915 (arm_hard_regno_mode_ok): New function. New check: make sure
17916 that DImode values are not stored in IP_REGNUM.
17918 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
17920 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
17922 2002-01-22 Jason Merrill <jason@redhat.com>
17924 * c-semantics.c (genrtl_compound_stmt): Only check nesting
17925 consistency if this COMPOUND_STMT is scoped.
17927 2002-01-22 Kazu Hirata <kazu@hxi.com>
17929 * predict.c: Fix formatting.
17930 * print-tree.c: Likewise.
17931 * protoize.c: Likewise.
17932 * real.h: Likewise.
17934 * sbitmap.h: Likewise.
17935 * scan.c: Likewise.
17936 * sched-deps.c: Likewise.
17937 * sched-vis.c: Likewise.
17938 * sdbout.c: Likewise.
17939 * sibcall.c: Likewise.
17941 * ssa-ccp.c: Likewise.
17942 * ssa-dce.c: Likewise.
17943 * stmt.c: Likewise.
17944 * stor-layout.c: Likewise.
17945 * system.h: Likewise.
17947 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17949 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
17950 if fits in bounds of base type.
17952 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
17953 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
17954 (add_bound_info, default): If can't find a context, make a
17956 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
17958 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
17960 * c-typeck.c (parser_build_binary_op): If result from
17961 build_binary_op is ERROR_MARK just return error_mark_node without
17962 further processing.
17964 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
17966 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
17967 Split a.out-specific bits into...
17968 * config/netbsd-aout.h: ...this.
17969 * config/netbsd-elf.h: New file.
17970 * config/alpha/netbsd-elf.h: Remove.
17971 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
17972 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
17973 (STARTFILE_SPEC): Remove redundant definition.
17974 (ENDFILE_SPEC): Likewise.
17975 (LINK_SPEC): Likewise.
17976 (CPP_SPEC): Likewise.
17977 (ASM_SPEC): Likewise.
17978 (LIB_SPEC): Likewise.
17979 (SWITCH_TAKES_ARG): Likewise.
17980 (TARGET_MEM_FUNCTIONS): Likewise.
17981 (CPP_PREDEFINES): Redefine.
17982 (ASM_FINAL_SPEC): Remove redefinition.
17983 (ASM_COMMENT_START): Redefine.
17984 (FUNCTION_PROFILER): Define.
17985 (TARGET_VERSION): Redefine.
17986 Comment and formatting cleanup.
17987 * config/i386/netbsd.h: Include <netbsd-aout.h>.
17988 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
17989 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
17990 big- or little-endian.
17991 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
17992 * config.gcc (*-*-netbsd*): Add definitions common to all
17994 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
17995 gnu_ld definitions. Add netbsd-elf.h to and remove
17996 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
17997 tmake_file, and don't lose previous tmake_file contents.
17998 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
17999 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
18000 gnu_ld definitions. Add netbsd-elf.h to tm_file.
18001 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
18002 (mipsel-*-netbsd*): Rename this to...
18003 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
18004 mips/little.h to tm_file for mips*el-*.
18005 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
18006 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
18007 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
18009 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
18011 * pa-protos.h (reg_before_reload_operand): New function prototype.
18012 * pa.c (reg_before_reload_operand): New function implementation.
18013 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
18014 contraints to "*m".
18016 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
18018 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
18020 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
18022 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
18023 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
18024 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
18025 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
18026 (ENDFILE_SPEC): Undefine.
18027 (STARTFILE_SPEC): Redefine for PA.
18029 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
18031 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
18033 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
18035 * config.gcc: Add entries to supported PowerPC --with-cpu
18038 2002-01-21 Jakub Jelinek <jakub@redhat.com>
18040 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
18041 true for 64-bit mode only SSE registers in 32-bit mode.
18043 2002-01-21 Kazu Hirata <kazu@hxi.com>
18045 * unwind-dw2.c: Fix formatting.
18046 * unwind-dw2-fde.c: Likewise.
18047 * unwind-dw2-fde.h: Likewise.
18048 * unwind-pe.h: Likewise.
18049 * varasm.c: Likewise.
18050 * varray.h: Likewise.
18052 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
18054 Remove workaround for register stack overwrite bug in mmix.
18055 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
18056 support for TARGET_REG_STACK_FILL_BUG.
18057 * config/mmix/mmix.h: Remove member has_call_without_parameters.
18058 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
18060 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
18061 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
18062 -mno-reg-stack-fill-bug-workaround.
18063 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
18064 machine member has_call_without_parameters.
18065 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
18066 -mreg-stack-fill-bug-workaround and
18067 -mno-reg-stack-fill-bug-workaround.
18068 (MMIX Options): Ditto.
18070 2002-01-21 Kazu Hirata <kazu@hxi.com>
18072 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
18074 Remove redundant code.
18076 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
18078 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
18079 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
18080 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
18081 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
18082 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
18083 out target macro definitions and non-target-specific comments
18084 mostly taken from old versions of the manual.
18086 2002-01-20 Kazu Hirata <kazu@hxi.com>
18088 * config/h8300/h8300.h: Fix comment formatting.
18089 * config/ia64/aix.h: Likewise.
18090 * config/ia64/ia64-protos.h: Likewise.
18091 * config/ia64/ia64.c: Likewise.
18092 * config/ia64/ia64.h: Likewise.
18093 * config/ia64/ia64intrin.h: Likewise.
18094 * config/ia64/linux.h: Likewise.
18095 * config/ia64/unwind-aix.c: Likewise.
18096 * config/ia64/unwind-ia64.c: Likewise.
18098 2002-01-20 Kazu Hirata <kazu@hxi.com>
18100 * config/h8300/h8300.c: Revise comments about shift code.
18102 2002-01-20 Kazu Hirata <kazu@hxi.com>
18104 * config/h8300/h8300.c (function_arg): Update a comment.
18106 2002-01-20 Kazu Hirata <kazu@hxi.com>
18108 * config/h8300/h8300.md: Update the comments at the beginning
18111 2002-01-20 Kazu Hirata <kazu@hxi.com>
18113 * config/i370/i370.c: Fix comment formatting.
18114 * config/i370/i370.h: Likewise.
18115 * config/i370/i370.md: Likewise.
18116 * config/i370/linux.h: Likewise.
18118 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18120 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
18122 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
18123 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
18124 in incomplete case.
18126 2002-01-20 Graham Stott <grahams@redhat.com>
18128 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
18130 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
18132 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
18134 2002-01-19 Tom Rix <trix@redhat.com>
18136 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
18138 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
18140 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
18142 * function.c (assign_stack_local_1): Adjust x_frame_offset with
18143 STARTING_FRAME_PHASE.
18144 (STARTING_FRAME_PHASE): New.
18145 (instantiate_virtual_regs): Check saneness of
18146 STARTING_FRAME_PHASE.
18148 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
18150 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
18152 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
18154 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
18156 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
18157 be used for bootstrapping GCC 3.0.
18159 2002-01-18 Kazu Hirata <kazu@hxi.com>
18161 * config/h8300/h8300.md: Fix an insn length.
18163 2002-01-18 Kazu Hirata <kazu@hxi.com>
18165 * bitmap.h: Fix comment formatting.
18166 * combine.c: Likewise.
18167 * cppfiles.c: Likewise.
18168 * c-pragma.h: Likewise.
18169 * c-typeck.c: Likewise.
18171 * dwarf2out.c: Likewise.
18172 * function.c: Likewise.
18174 * genattrtab.c: Likewise.
18175 * gthr-win32.h: Likewise.
18176 * haifa-sched.c: Likewise.
18177 * predict.c: Likewise.
18178 * rtlanal.c: Likewise.
18180 * unwind-dw2-fde.h: Likewise.
18181 * unwind-pe.h: Likewise.
18182 * vmsdbgout.c: Likewise.
18184 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18186 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
18187 if type_required and passed decl.
18189 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
18191 * config.gcc (cpu_type): Include altivec.h in powerpc
18195 * config/rs6000/altivec.h: New.
18197 2002-01-17 David Edelsohn <edelsohn@gnu.org>
18199 * doc/install.texi (*-ibm-aix*): Update assembler and exception
18200 handling information.
18201 * doc/trouble.texi (Interoperation): Add libstdc++ information
18203 (Misunderstandings): Add template instantiation and static template
18204 member information for AIX.
18206 2002-01-17 Jason Merrill <jason@redhat.com>
18208 * dbxout.c (dbxout_type): Support const and volatile.
18210 * except.c (add_partial_entry): Remove backwards compatibility code.
18211 (end_protect_partials): Likewise.
18213 2002-01-17 Jakub Jelinek <jakub@redhat.com>
18215 * config/ia64/ia64.md (prologue_use): New.
18216 * config/ia64/ia64.c (ia64_expand_prologue): Use
18217 gen_prologue_use instead of gen_rtx_USE.
18218 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
18219 as CODE_FOR_pred_rel_mutex.
18220 (ia64_sched_reorder2): Likewise.
18222 2002-01-16 Eric Christopher <echristo@redhat.com>
18224 * config/mips/r3900.h: Reformat.
18225 (SUBTARGET_CPP_SIZE_SPEC): Remove.
18226 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
18227 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
18228 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
18229 * config/mips/t-elf: Remove mips3 multilib.
18231 2002-01-16 H.J. Lu <hjl@gnu.org>
18233 * config/mips/linux.h: Include "mips/abi64.h".
18235 2002-01-16 H.J. Lu <hjl@gnu.org>
18237 * config/mips/t-linux: New.
18239 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
18241 * config/mips/linux.h: Don't include "gofast.h".
18242 (INIT_SUBTARGET_OPTABS): Removed.
18244 2002-01-16 Kazu Hirata <kazu@hxi.com>
18246 * config/h8300/h8300-protos.h: Replace emit_a_shift with
18248 * config/h8300/h8300.c: Likewise.
18249 * config/h8300/h8300.md: Likewise.
18251 2002-01-16 Kazu Hirata <kazu@hxi.com>
18253 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
18254 spaces after an opcode name.
18255 (pushqi1_h8300hs): Likewise.
18256 (pushhi1_h8300hs): Likewise.
18258 2002-01-16 Kazu Hirata <kazu@hxi.com>
18260 * doc/extend.texi: Replace "option" with "attribute"
18263 2002-01-16 Jakub Jelinek <jakub@redhat.com>
18265 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
18266 (and:DI () (const_int -8)).
18267 (split_small_symbolic_mem_operand): Split
18268 (mem (and:DI () (const_int -8)).
18270 2002-01-16 Jakub Jelinek <jakub@redhat.com>
18273 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
18274 same way as TYPE_IMUL.
18275 (ultrasparc_sched_reorder): Likewise.
18276 * config/sparc/sparc.md (type): Add comment to update
18277 ultrasparc_sched_reorder when making changes.
18279 2002-01-16 Kazu Hirata <kazu@hxi.com>
18281 * doc/invoke.texi: Change the dump file name of block
18282 reordering pass from 28.bbro to 29.bbro.
18283 Mention -dk option.
18285 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
18287 * i386.md (minsf splitter): Fix pasto.
18289 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
18291 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
18292 to frame pointer initialisation instruction.
18293 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
18294 initialisation instruction.
18295 (soft_df_operand): Do not accept the IP register.
18296 (nonimmediate_soft_df_operand): Do not accept the IP register.
18298 2002-01-16 Jakub Jelinek <jakub@redhat.com>
18301 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
18302 MASK_V8 being both set.
18304 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
18306 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
18307 insn for GOT register; add REG_MAYBE_DEAD notes instead.
18308 config/s390/s390.md (call, call_value): Add GOT register to
18309 CALL_INSN_FUNCTION_USAGE where needed.
18310 (call_exp, call_value_exp): New.
18312 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
18314 * config/arm/arm.c: General formatting tidy up.
18316 2002-01-16 Graham Stott <grahams@redhat.com>
18318 * calls.c (try_to_integrate): Use "(size_t)" intermediate
18319 cast and when casting an integer literal to "rtx" pointer.
18320 (expand_call): Likewise.
18321 * flow.c (try_pre_increment): Likewise.
18322 (find_use_as_address): Likewise.
18323 * integrate.c (expand_iline_function): Likewise.
18324 * regmove.c (try_auto_increment): Likewise.
18326 2002-01-16 Graham Stott <grahams@redhat.com>
18328 * sched-rgn.c (passed): Use sbitmap_free.
18329 (header): Likewise.
18331 (in_queue): Likewise.
18332 (in_stack): Likewise.
18334 2002-01-15 Eric Christopher <echristo@redhat.com>
18336 * flow.c (propagate_one_insn): Change to use fatal_insn.
18338 2002-01-15 Kazu Hirata <kazu@hxi.com>
18340 * expmed.c (extract_fixed_bit_field): Remove unused code.
18341 * system.h: Poison SLOW_ZERO_EXTEND.
18342 * doc/tm.texi: Remove.
18343 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
18344 * config/arm/arm.h: Likewise.
18345 * config/avr/avr.h: Likewise.
18346 * config/clipper/clipper.h: Likewise.
18347 * config/convex/convex.h: Likewise.
18348 * config/d30v/d30v.h: Likewise.
18349 * config/dsp16xx/dsp16xx.h: Likewise.
18350 * config/elxsi/elxsi.h: Likewise.
18351 * config/fr30/fr30.h: Likewise.
18352 * config/h8300/h8300.h: Likewise.
18353 * config/i370/i370.h: Likewise.
18354 * config/i386/i386.h: Likewise.
18355 * config/m68k/m68k.h: Likewise.
18356 * config/mips/mips.h: Likewise.
18357 * config/ns32k/ns32k.h: Likewise.
18358 * config/pdp11/pdp11.h: Likewise.
18359 * config/pj/pj.h: Likewise.
18360 * config/s390/s390.h: Likewise.
18361 * config/sh/sh.h: Likewise.
18362 * config/stormy16/stormy16.h: Likewise.
18363 * config/v850/v850.h: Likewise.
18364 * config/vax/vax.h: Likewise.
18365 * config/we32k/we32k.h: Likewise.
18367 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
18369 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
18370 (altivec_lvsl): Change constraint to b.
18371 (altivec_lvsr): Same.
18372 (altivec_lvebx): Same.
18373 (altivec_lvehx): Same.
18374 (altivec_lvewx): Same.
18375 (altivec_lvxl): Same.
18376 (altivec_lvx): Same.
18377 (altivec_stvx): Add parallel.
18378 (altivec_stvxl): Same.
18379 (altivec_stvehx): Same.
18380 (altivec_stvebx): Same.
18381 (altivec_stvebx): Same.
18383 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
18385 * config.gcc: Change altivec.h to altivec-defs.h.
18387 * config/rs6000/altivec.h: Delete.
18389 * config/rs6000/altivec-defs.h: Add.
18391 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
18393 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
18396 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
18397 less than or equal to eight bytes.
18399 * vax.md (andsi3): Remove constraints and change SET destination
18400 operand type to nonimmediate_operand.
18401 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
18402 when it is a CONST_INT.
18404 2002-01-15 Jason Merrill <jason@redhat.com>
18406 * c-common.def (FILE_STMT): New code.
18407 * c-common.c (statement_code_p): It's a statement.
18408 * c-common.h (stmt_tree_s): Add x_last_filename.
18409 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
18410 (last_expr_filename): New macro.
18411 * c-semantics.c (begin_stmt_tree): Initialize it.
18412 (add_stmt): If the filename changed, also insert a
18414 (expand_stmt): Handle seeing one.
18416 2002-01-15 Eric Christopher <echristo@redhat.com>
18418 * flow.c (propagate_one_insn): Add error message and print out
18419 insn for debugging.
18421 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
18423 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
18424 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
18425 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
18426 TRAMPOLINE_ALIGNMENT.
18427 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
18429 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
18430 PCC_BITFIELD_TYPE_MATTERS.
18431 * config/interix.h (STDC_VALUE): Remove. Use
18432 STDC_0_IN_SYSTEM_HEADERS.
18433 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
18434 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
18435 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
18437 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
18439 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
18440 not work on this platform currently.
18442 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
18444 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
18445 readonly_warning in _().
18447 2002-01-15 Douglas B Rupp <rupp@gnat.com>
18449 * gcc.c (delete_if_ordinary): Backout previous change.
18451 2002-01-15 Kazu Hirata <kazu@hxi.com>
18453 * config/h8300/h8300.c (print_operand): Remove support for
18454 unused operand characters.
18456 * read-rtl.c: Fix formatting.
18457 * real.c: Likewise.
18458 * recog.c: Likewise.
18459 * regclass.c: Likewise.
18460 * regmove.c: Likewise.
18461 * reg-stack.c: Likewise.
18462 * reload1.c: Likewise.
18463 * rtlanal.c: Likewise.
18465 2002-01-15 Kazu Hirata <kazu@hxi.com>
18467 * config/i386/i386.c: Fix formatting.
18469 2002-01-15 Jakub Jelinek <jakub@redhat.com>
18471 * c-typeck.c (process_init_element): Don't save_expr
18472 COMPOUND_LITERAL_EXPR if just its initializer will be used.
18474 2002-01-15 David Edelsohn <edelsohn@gnu.org>
18476 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
18477 emit optional traceback table if optimize_size or TARGET_ELF.
18478 * config/rs6000/rs6000.md (prefetch): New.
18480 2002-01-15 Andreas Jaeger <aj@suse.de>
18482 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
18484 2002-01-15 Kazu Hirata <kazu@hxi.com>
18486 * mips-tfile.c: Fix formatting.
18488 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
18490 * unroll.c (final_reg_note_copy): Fix previous commit.
18492 2002-01-14 Kazu Hirata <kazu@hxi.com>
18494 * config/h8300/h8300-protos.h: Remove the prototype for
18496 * config/h8300/h8300.c (eq_operator): Remove.
18498 2002-01-14 Richard Henderson <rth@redhat.com>
18500 * config/i386/i386.md (prefetch): Tidy.
18501 (prefetch_3dnow): Fix locality operand.
18503 2002-01-14 Richard Henderson <rth@redhat.com>
18505 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
18506 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
18508 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
18510 * reload1.c (reload_combine): Pass reg_sum replacement through
18511 copy_rtx in loop performing multiple changes.
18513 2002-01-14 Jakub Jelinek <jakub@redhat.com>
18515 * except.c (remove_unreachable_regions): New.
18516 (free_eh_status): Clear exception_handler_labels.
18517 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
18518 (find_exception_handler_labels): Don't add the same label more than
18520 (remove_exception_handler_label): Don't die if
18521 find_exception_handler_labels hasn't been called for the current
18524 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
18526 * toplev.c (rest_of_compilation): Rebuild jump labels after
18529 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
18531 * doc/extend.texi: Move documentation of X86 built-in functions
18533 * doc/invoke.texi: From here.
18534 * doc/sourcebuild.texi: Document location of documentation for
18535 machine built-in functions.
18537 2002-01-13 Christopher Faylor <cgf@redhat.com>
18539 * cppfiles.c (TEST_THRESHOLD): New macro.
18540 (SHOULD_MMAP): Ditto.
18541 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
18544 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
18546 * unroll.c (final_reg_note_copy): Properly handle
18548 (unroll_loops): Fix LOOP_CONDITION heuristics.
18550 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
18552 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
18553 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
18555 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
18557 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
18560 2002-01-14 Tom Rix <trix@redhat.com>
18562 * config/rs6000/rs6000.md: Fix typo with sradi.
18564 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
18566 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
18567 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
18568 (clrstrdi, clrstrsi): Adapt callers.
18570 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
18572 (movti splitter): Never use register 0 as base register.
18574 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
18576 * combine.c (simplify_shift_const): Always generate new rtx
18577 for shift expression instead of reusing given expression.
18579 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18581 * config/alpha/alpha.c (alpha_expand_mov): Don't call
18582 alpha_legitimize_address unless mode is Pmode.
18584 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
18586 * doc/md.texi (Modifiers): Document the '*' constraint for the
18589 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
18590 * doc/extend.texi (Function Attributes): 'interrupt' is valid
18593 2002-01-13 Richard Henderson <rth@redhat.com>
18595 * reload.c (find_reloads): Use a hard reg destination as reload reg
18596 for an input reload of the source.
18598 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
18600 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
18603 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
18605 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
18606 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
18608 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
18610 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18612 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
18614 2002-01-12 Tom Rix <trix@redhat.com>
18616 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
18619 2002-01-12 Richard Henderson <rth@redhat.com>
18621 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
18623 * doc/invoke.texi: Update Alpha options.
18625 * doc/invoke.texi: Update i386 built-in function lists.
18627 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
18629 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
18630 referencing outside.
18632 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18634 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
18635 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
18636 offsets, and change line folding.
18637 * optabs.c (expand_binop): Remove warnings.
18638 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
18640 2002-01-12 Graham Stott <grahams@redhat.com>
18642 * attribs.c (handle_deprecated_attribute): constify WHAT.
18643 * diagnostic.c (warn_deprecated_use): Add braces, fixes
18644 dangling else warning and constify WHAT.
18645 * except.h (struct function, struct inline_remap): Move
18646 struct tag forward defs before all prototypes.
18647 (duplicate_eh_regions): Whitespace.
18649 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
18651 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
18652 MODE_BASE_REG_CLASS.
18653 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
18655 2002-01-12 Richard Henderson <rth@redhat.com>
18657 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
18658 (ix86_expand_vector_move): New.
18659 (bdesc_2arg): Remove andps, andnps, orps, xorps.
18660 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
18661 Remove old prefetch builtins. Special case the logicals removed above.
18662 (ix86_expand_builtin): Likewise.
18663 (safe_vector_operand): Use V4SFmode, not TImode.
18664 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
18665 (ix86_expand_timode_binop_builtin): New.
18666 * config/i386/i386-protos.h: Update.
18667 * config/i386/i386.h (enum ix86_builtins): Update.
18668 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
18669 Use ix86_expand_vector_move in vector move expanders.
18670 (movti_internal, movti_rex64): Add xorps alternative.
18671 (sse_clrv4sf): Rename and adjust from sse_clrti.
18672 (prefetch): Don't work so hard.
18673 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
18674 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
18675 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
18677 2002-01-11 Richard Henderson <rth@redhat.com>
18679 * config/i386/mmintrin.h: New file.
18680 * config/i386/xmmintrin.h: New file.
18681 * config.gcc (i?86-*-*): Add extra_headers.
18682 * simplify-rtx.c (simplify_unary_operation): Handle saturating
18684 (simplify_binary_operation): Handle saturating arithmetic codes.
18685 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
18686 not the lowpart subreg.
18687 (ix86_expand_builtin): Return a TImode dummy register instead of 0
18689 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
18691 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
18693 * conflict.c (conflict_graph_compute): Free regsets when finished.
18694 * ssa.c (compute_coalesced_reg_partition): Likewise.
18696 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
18698 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
18699 every where we allocate a register.
18701 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
18703 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
18704 * lcm.c (compute_earliest, compute_farthest): Likewise.
18706 2002-01-11 Janis Johnson <janis187@us.ibm.com>
18708 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
18710 2002-01-11 Janis Johnson <janis187@us.ibm.com>
18712 * doc/rtl.texi (Insns): Fix 2 typos.
18714 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
18716 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
18717 options. Use @table @gcctabopt for MMIX options. Add index
18718 entries for MMIX options. Start new paragraph with first
18719 heading of the machine-dependent options.
18721 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
18724 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
18725 * combine.c (force_to_mode): Same.
18726 * reload1.c (clear_reload_reg_in_use): Same.
18728 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
18730 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
18733 2002-01-11 Andreas Jaeger <aj@suse.de>,
18734 Brad Lucier <lucier@math.purdue.edu>
18736 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
18739 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
18741 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
18742 Protect with IN_LIBGCC.
18743 (LINK_EH_SPEC): Add required trailing space.
18745 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
18747 * c-tree.h: Move function declarations so that they are listed
18748 under the filename which contains them.
18749 (check_identifier, finish_decl_top_level,
18750 lookup_name_current_level_global, shadow_record_fields): Remove.
18752 2002-01-11 Andreas Jaeger <aj@suse.de>
18754 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
18757 2002-01-10 Richard Henderson <rth@redhat.com>
18759 * config/alpha/alpha.c (print_operand): Add 'J'.
18760 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
18761 new operand with the sequence number for the lituse. When splitting
18762 the insns, use gen_movdi_er_high_g and generate a sequence number.
18763 (gen_movdi_er_high_g): Print the sequence number if non-zero.
18765 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
18767 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
18768 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
18770 (altivec_expand_builtin): Same.
18771 (altivec_expand_stv_builtin): New.
18773 * config/rs6000/rs6000.h (rs6000_builtins): Same.
18775 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
18776 ("altivec_lvehx"): New.
18777 ("altivec_lvewx"): New.
18778 ("altivec_lvxl"): New.
18779 ("altivec_lvx"): New.
18780 ("altivec_stvx"): New.
18781 ("altivec_stvebx"): New.
18782 ("altivec_stvehx"): New.
18783 ("altivec_stvewx"): New.
18784 ("altivec_stvxl"): New.
18786 2002-01-10 Richard Henderson <rth@redhat.com>
18788 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
18789 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
18790 care not to delete instructions twice.
18792 2002-01-10 Zack Weinberg <zack@codesourcery.com>
18794 * toplev.c: Don't declare environ (it's not used anywhere).
18795 * configure.in: Don't check for declaration of environ.
18796 * config/i386/xm-mingw32.h: Don't #define environ.
18797 * config.in, configure: Regenerate.
18799 2002-01-10 Zack Weinberg <zack@codesourcery.com>
18801 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
18802 * configure: Regenerate.
18804 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
18805 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
18806 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
18808 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
18809 LIMITS_H_TEST here, not in m68k/x-next.
18810 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
18811 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
18813 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
18814 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
18815 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
18817 * config/i386/x-djgpp: Renamed i386/t-djgpp.
18818 * config/m88k/x-dolph: Renamed m88k/t-dolph.
18819 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
18820 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
18821 replacement of quadlib.asm with quadlib.c.
18823 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
18824 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
18825 config/rs6000/xm-beos.h: Delete file.
18827 * config.gcc: Update to match above changes.
18829 2002-01-10 Kazu Hirata <kazu@hxi.com>
18831 * config/h8300/h8300.h: Fix comment typos.
18832 * config/h8300/h8300.md: Likewise.
18833 * config/h8300/lib1funcs.asm: Likewise.
18835 2002-01-10 Dale Johannesen <dalej@apple.com>
18837 PR optimization/5269
18838 * unroll.c (precondition_loop_p): Make *increment be the correct
18839 sign when n_iterations known, to avoid confusing caller.
18841 2002-01-10 Kazu Hirata <kazu@hxi.com>
18843 * doc/extend.texi (deprecated): Fix a typo.
18845 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
18847 * basic-block.h (update_br_prob_note): Declare.
18848 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
18849 (try_forward_edges): Care negative frequencies and update note.
18850 (outgoing_edges_match): Tweek conditional merging heuristics.
18851 (try_crossjump_to_edge): use update_br_prob_note.
18852 * cfglayout.c (fixup_reorder_chain): Likewise.
18853 * cfrtl.c (update_br_prob_note): New.
18854 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
18856 * i386.c (ix86_decompose_address): Return -1 if address contains
18858 (legitimate_address_p): Require ix86_decompose_address to return 1.
18860 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
18861 (cprop_insn): Likewise.
18863 2002-01-10 Kazu Hirata <kazu@hxi.com>
18865 * toplev.c: Fix formatting.
18866 * tree.c: Likewise.
18867 * tree-dump.c: Likewise.
18868 * unroll.c: Likewise.
18869 * unwind-dw2.c: Likewise.
18870 * unwind-dw2-fde.c: Likewise.
18871 * unwind-dw2-fde-glibc.c: Likewise.
18872 * unwind-sjlj.c: Likewise.
18874 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
18876 * doc/invoke.texi: Document PDP-11 options.
18878 2002-01-10 Kazu Hirata <kazu@hxi.com>
18880 * config/h8300/h8300.h: Fix formatting.
18882 2002-01-10 Ira Ruben <ira@apple.com>
18884 Add __attribute__ ((deprecated)).
18885 * extend.texi: Document __attribute__ ((deprecated)).
18886 * invoke.texi: Document -Wno-deprecated-declarations.
18887 * testsuite/g++.dg/other/deprecated.C: New C++ test.
18888 * testsuite/gcc.dg/deprecated.c: New C test.
18889 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
18890 (c_common_attribute_table): Add "deprecated" entry.
18891 (handle_deprecated_attribute): New function.
18892 * c-decl.c (deprecated_states): New enum.
18893 deprecated_state: State of "deprecated" handling.
18894 (start_decl): Set deprecated_state based on attributes.
18895 (grokdeclarator): Test for deprecated uses, propagate attribute.
18896 * c-typeck.c (build_component_ref): Test for deprecated fields.
18897 (build_external_ref): Test for deprecated primaries.
18898 * diagnostic.c (warn_deprecated_use) New function to issue
18899 warnings about __attribute__ ((depricated)) references.
18900 * flags.h (warn_deprecated_decl): Extern declared for
18901 -W[no-]deprecated-declarations option.
18902 * print-tree.c (print_node): Show deprecated flag status.
18903 * toplev.c (warn_deprecated_decl): Defined.
18904 (W_options): Added "deprecated-declaration".
18905 * toplev.h (warn_deprecated_use): Extern declared.
18906 * tree.h (struct tree_common): Define deprecated_flag.
18907 (TREE_DEPRECATED): New macro to access flag.
18908 * cp/call.c (build_call): Test for deprecated calls.
18909 * cp/class.c (add_implicitly_declared_members): Set global
18910 flag to tell grokdeclarator to not issue deprecated warnings.
18911 * cp/cp-tree.h: Add extern for adding_implicit_members.
18912 * cp/decl.c (deprecated_states): New enum.
18913 (start_decl): Set deprecated_state based on attributes.
18914 (grokdeclarator): Test for deprecated uses, propagate attribute.
18915 * cp/lex.c (do_identifier): Test for deprecated primaries.
18916 * cp/typeck.c (build_component_ref): Test for deprecated fields.
18918 2002-01-10 Ira Ruben <ira@apple.com>
18920 Fix to assign attributes to inline member functions.
18921 * cp/decl.c (start_method): Handle attrlist.
18923 2002-01-10 Kazu Hirata <kazu@hxi.com>
18925 * combine.c (expand_field_assignment): Use subreg_lsb().
18927 2002-01-10 David Edelsohn <edelsohn@gnu.org>
18929 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
18930 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
18931 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
18932 Recurse for any operand of AND as long as constant is non-zero.
18934 2002-01-10 Kazu Hirata <kazu@hxi.com>
18936 * config/h8300/h8300.md: Remove constraints from expanders.
18938 2002-01-10 Kazu Hirata <kazu@hxi.com>
18940 * varasm.c: Fix formatting.
18941 * varray.c: Likewise.
18942 * vmsdbgout.c: Likewise.
18943 * xcoffout.c: Likewise.
18945 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
18947 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
18948 update edge probabilities to match.
18950 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
18952 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
18954 * doc/languages.texi, doc/sourcebuild.texi: New files.
18955 * doc/configfiles.texi: Make a subsubsection. Update.
18956 * doc/configterms.texi: Add @node. Remove warning that this isn't
18957 instructions for building GCC.
18958 * doc/makefile.texi: Make a subsection.
18959 * doc/gccint.texi: Update.
18961 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
18963 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
18965 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
18967 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
18969 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
18971 * optabs.c (expand_fix): Look for wider integer modes first.
18973 * i386.md (mov?f): Avoid the fake const double trick for medium
18975 (min?f*/max?f*): Prohibit memory operands for i387 variant.
18976 (fop_df_4): Disable for SSE compilation.
18978 2002-01-10 Graham Stott <grahams@redhat.com>
18980 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
18981 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
18983 2002-01-10 Richard Henderson <rth@redhat.com>
18985 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
18987 2002-01-10 Richard Henderson <rth@redhat.com>
18989 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
18990 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
18992 2002-01-10 Kazu Hirata <kazu@hxi.com>
18994 * combine.c (can_combine_p): Fix a comment typo.
18996 2002-01-09 Zack Weinberg <zack@codesourcery.com>
18998 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
18999 empty list correctly. Change loop index $t to $f for
19000 consistency with rest of Makefile.
19002 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
19004 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
19005 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
19007 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
19008 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
19009 (altivec_init_builtins): Same.
19010 (altivec_expand_unop_builtin): Return NULL_RTX on error.
19011 (altivec_expand_binop_builtin): Same.
19012 (altivec_expand_ternop_builtin): Same.
19015 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
19016 ("altivec_vctuxs"): Fix typo.
19017 ("altivec_vnmsubfp"): Same.
19018 ("altivec_dssall"): New.
19019 ("altivec_mfvscr"): New.
19020 ("altivec_dss"): New.
19021 ("altivec_lvsl"): New.
19022 ("altivec_lvsr"): New.
19023 ("altivec_dstt"): New.
19024 ("altivec_dstst"): New.
19025 ("altivec_dststt"): New.
19026 ("altivec_dst"): New.
19028 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
19029 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
19031 2002-01-09 Richard Henderson <rth@redhat.com>
19033 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
19035 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
19037 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
19039 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
19041 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
19043 2002-01-09 Kazu Hirata <kazu@hxi.com>
19045 * read-rtl.c: Fix formatting.
19046 * real.c: Likewise.
19047 * regclass.c: Likewise.
19048 * regrename.c: Likewise.
19049 * reg-stack.c: Likewise.
19050 * reload1.c: Likewise.
19051 * reload.c: Likewise.
19054 2002-01-09 Kazu Hirata <kazu@hxi.com>
19056 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
19057 to extract items in the expr_list chain.
19059 2002-01-09 Richard Henderson <rth@redhat.com>
19061 * config/vax/vax.c (vax_rtx_cost): Never abort.
19063 * config/vax/vax.h (REAL_ARITHMETIC): Define.
19065 2002-01-09 Jan Hubicka <jh@suse.cz>
19067 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
19069 2002-01-09 Richard Henderson <rth@redhat.com>
19071 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
19072 Unify code from various alternatives.
19074 2002-01-09 Richard Henderson <rth@redhat.com>
19076 * regrename.c (copy_value): Ignore the copy if the source register
19077 is present in the value chain with a narrower mode.
19079 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
19081 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
19082 for the c4x target. Also improve layout.
19084 2002-01-09 Richard Henderson <rth@redhat.com>
19086 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
19087 * config/m32r/m32r.md (and ior xor splitters): Swap operands
19088 to match insn patterns.
19090 2002-01-09 Richard Henderson <rth@redhat.com>
19092 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
19093 (copyprop_hardreg_forward_1): Likewise.
19095 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
19097 * pa.md (decrement_and_branch_until_zero): Change predicate for
19098 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
19100 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
19102 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
19103 gets undefined. For Darwin.
19105 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
19107 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
19109 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
19111 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
19113 2002-01-08 Richard Henderson <rth@redhat.com>
19115 * regrename.c (copy_value): Ignore overlapping copies.
19117 2002-01-08 Richard Henderson <rth@redhat.com>
19119 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
19120 as needed to avoid shared structure.
19122 2002-01-08 Kazu Hirata <kazu@hxi.com>
19124 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
19127 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
19129 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
19130 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
19131 documentation of obsolete macros.
19132 * system.h: Poison these macros.
19133 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
19134 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
19135 config/c4x/c4x.h, config/clipper/clipper.h,
19136 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
19137 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
19138 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
19139 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
19140 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
19141 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
19142 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
19143 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
19144 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
19145 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
19146 config/sparc/sparc.h, config/stormy16/stormy16.h,
19147 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
19148 definitions and commented out definitions of obsolete macros.
19149 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
19150 of MAX_INT_TYPE_SIZE.
19152 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
19154 * config/s390/s390.c (s390_preferred_reload_class): Never
19155 return ADDR_REGS if it isn't a subset of the given class.
19156 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
19157 FP_REGS, but all superclasses as well.
19159 * config/s390/s390.c (s390_function_profiler): Fix thinko.
19161 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
19162 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
19163 must not be a const_int.
19165 2002-01-08 Richard Henderson <rth@redhat.com>
19167 * Makefile.in (toplev.o): Depend on options.h.
19168 (gcc.o): Depend on specs.h.
19170 2002-01-08 Jakub Jelinek <jakub@redhat.com>
19172 * expr.c (store_expr): Convert VOIDmode constants back to target's
19175 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
19177 * doc/invoke.texi: Markup gcc as @command. Refer to
19178 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
19179 of http://gcc.gnu.org/thanks.html.
19181 2002-01-08 Dale Johannesen <dalej@apple.com>
19183 * config/rs6000/rs6000.md: Add missing int register
19184 target case to movdf_low.
19186 2002-01-08 Zack Weinberg <zack@codesourcery.com>
19188 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
19189 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
19190 (cppinit.o): Depend on except.h.
19191 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
19192 s-specs): New rules.
19194 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
19195 Don't create specs.h/options.h/gencheck.h here. Remove
19196 unnecessary variable settings from last argument of AC_OUTPUT.
19197 * config.in, configure: Regenerate.
19198 * intl.c: Hardcode package name as "gcc".
19200 * cppinit.c: Include except.h.
19201 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
19203 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
19204 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
19205 (!)USING_SJLJ_EXCEPTIONS.
19206 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
19208 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
19210 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
19211 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
19212 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
19213 documentation of obsolete macros.
19214 * system.h: Poison these macros.
19215 * config/d30v/d30v.h, config/ns32k/encore.h,
19216 config/stormy16/stormy16.h: Remove definitions and commented out
19217 definitions of obsolete macros.
19219 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
19221 * objc/objc-act.c (handle_class_ref): Mark the declaration of
19222 %sobjc_class_ref_%s as used - to prevent unwanted compiler
19225 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
19227 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
19228 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
19229 to insn adjusting stack/frame pointer.
19230 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
19231 accept operands that cause the insn to be non-splittable.
19233 2002-01-08 Graham Stott <grahams@redhat.com>
19235 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
19236 (C_TYPE_FIELDS_VOLATILE): Likewise.
19237 (C_TYPE_BEING_DEFINED): Likewise.
19238 (C_IS_RESERVED_WORD): Likewise.
19239 (C_TYPE_VARIABLE_SIZE): Likewise.
19240 (C_DECL_VARIABLE_SIZE): Likewise.
19241 (C_MISSING_PROTOTYPE_WARNED): Likewise.
19242 (C_SET_EXP_ORIGINAL_CODE): Likewise.
19243 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
19245 (C_DECL_ANTICIPATED): Likewise.
19246 (c_build_type_variant): Add parenthesis.
19248 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
19250 * gcc.c (option_map): Remove --version.
19251 (process_command): Handle -fversion following the GNU Coding
19252 Standards. Partially addresses PR other/704.
19254 2002-01-08 Graham Stott <grahams@redhat.com>
19256 * combine.c (combine_instructions): Fix typo.
19258 2002-01-08 Graham Stott <grahams@redhat.com>
19260 * debug.h: Use "tree" and "rtx" throughout.
19262 * debug.c: Likewise.
19264 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
19266 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
19267 constant pool, use the pool's version of the symbol instead.
19269 2002-01-07 Richard Henderson <rth@redhat.com>
19271 * regrename.c (find_oldest_value_reg): Ignore the value chain if
19272 the original register was copied in a mode with a fewer number of
19273 hard registers than the desired mode.
19274 (copyprop_hardreg_forward_1): Likewise.
19275 (debug_value_data): Fix loop test.
19276 * toplev.c (parse_options_and_default_flags): Reenable
19277 -fcprop-registers at -O1.
19279 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
19281 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
19282 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
19284 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
19287 * config/rs6000/rs6000.md: Add altivec predicate patterns.
19289 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
19291 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
19292 (pa_output_function_prologue): Output local label at the beginning of
19293 the prologue when profiling.
19294 (hppa_profile_hook): Use the local label rather than the function label.
19295 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
19297 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
19299 * config/rs6000/rs6000.c (print_operand): Remove extra space.
19300 (altivec_expand_unop_builtin): Fix thinko.
19301 (altivec_expand_binop_builtin): Same.
19302 (altivec_expand_ternop_builtin): Same.
19303 (altivec_expand_builtin): Same.
19305 2002-01-07 Richard Henderson <rth@redhat.com>
19307 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
19309 2002-01-07 Jason Merrill <jason@redhat.com>
19311 * unwind-dw2.c (execute_cfa_program): Use < again.
19313 2002-01-07 Jakub Jelinek <jakub@redhat.com>
19315 * predict.c (combine_predictions_for_insn): Avoid division by zero.
19317 2002-01-07 Jakub Jelinek <jakub@redhat.com>
19319 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
19320 Don't allow -1 - x -> ~x simplifications in the first pass.
19322 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
19324 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
19326 (altivec_expand_binop_builtin): Same.
19327 (altivec_expand_unop_builtin): Same.
19328 (print_operand): Fix typo.
19329 (bdesc_1arg): Add vupk* variants.
19331 * rs6000.h (rs6000_builtins): Add vupk* enums.
19333 * rs6000.md: Add altivec_vupk* variants.
19335 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
19337 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
19338 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
19339 and last update dates.
19341 2002-01-07 Janis Johnson <janis187@us.ibm.com>
19343 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
19345 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
19347 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
19348 * config/avr/avr.h (CPP_SPEC): Likewise.
19349 (LINK_SPEC): Likewise.
19350 (CRT_BINUTILS_SPECS): Likewise.
19351 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
19352 * doc/invoke.texi (AVR Options): Document them.
19354 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
19356 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
19359 2002-01-07 Graham Stott <grahams@redhat.com>
19361 * config/i386/i386.h: Update copyright date.
19362 (HALF_PIC_PTR): Add parenthesis.
19363 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
19364 (CONSTANT_ALIGNMENT): Add parenthesis.
19365 (DATA_ALIGNMENT): Likewise.
19366 (LOCAL_ALIGNMENT): Likewise.
19367 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
19368 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
19369 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
19370 (HARD_REGNO_NREGS): Add paranethesis.
19371 (VALID_SSE_REG_MODE): Whitespace.
19372 (VALID_MMX_REG_MODE): Whitespace.
19373 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
19374 (ix86_hard_regno_mode_ok): Add parenthesis.
19375 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
19376 (RETURN_IN_MEMORY): Whitespace.
19377 (N_REG_CLASSES): Add parenthesis.
19378 (INTEGER_CLASS_P): Add parenthesis and wrap.
19379 (FLOAT_CLASS_P): Likewise.
19380 (SSE_CLASS_P): Likewise.
19381 (MMX_CLASS_P): Likewise.
19382 (MAYBE_INTEGER_CLASS_P): Likewise.
19383 (MAYBE_FLOAT_CLASS_P): Likewise.
19384 (MAYBE_SSE_CLASS_P): Likewise.
19385 (MAYBE_MMX_CLASS_P): Likewise.
19386 (Q_CLASS_P): Likewise.
19387 (GENERAL_REGNO_P): Uppercase macro parameter.
19388 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
19389 (FP_REGNO_P): Likewise.
19390 (ANY_FP_REGNO_P): Uppercase macro parameter.
19391 (SSE_REGNO_P): Likewise.
19392 (SSE_REGNO): Likewise.
19393 (SSE_REG_P): Likewise.
19394 (SSE_FLOAT_MODE_P): Likewise.
19395 (MMX_REGNO_P): Likewise.
19396 (MMX_REG_P):Likewise.
19397 (STACK_REG_P): Likewise.
19398 (NON_STACK_REG_P): Likewise.
19399 (STACK_TOP_P): Likewise.
19400 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
19401 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
19402 (SECONDARY_MEMORY_NEEDED): Likewise.
19403 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
19404 (MD_ASM_CLOBBERS): Whitespace and wrap.
19405 (MUST_PASS_IN_STACK): Whitespace and wrap.
19406 (RETURN_POPS_ARGS): Add parenthesis.
19407 (INIT_CUMULATIVE_ARGS): Likewise.
19408 (FUNCTION_ARG): Likewise.
19409 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
19410 (SETUP_INCOMING_VARARGS): Likewise.
19411 (BUILD_VA_LIST_TYPE): Add parenthesis.
19412 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
19414 (EXPAND_BUILTIN_VA_ARG): Likewise.
19415 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
19416 (INITIALIZE_TRAMPOLINE): Add parenthesis.
19417 (INITIAL_ELIMINATION_OFFSET): Likewise.
19418 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
19419 (REGNO_OK_FOR_BASE_P): Likewise.
19420 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
19421 (REGNO_OK_FOR_DIREG_P): Likewise.
19422 (REG_OK_FOR_INDEX_P): Whitespace.
19423 (REG_OK_FOR_BASE_P): Whitespace.
19424 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
19426 (FIND_BASE_TERM): Fix typo.
19427 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
19428 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
19429 (SYMBOLIC_CONST; Whitespace.
19430 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
19431 (ENCODE_SECTION_INFO): Whitespace.
19432 (FINALIZE_PIC): Remove do { ... } while (0).
19433 (PROMOTE_MODE): Wrap in do { ... } while (0).
19434 (CONST_COSTS): Whitespace.
19435 (RTX_COSTS): Add paramethesis, whitespace and wrap.
19436 (REGISTER_MOVE_COST): Add parenthesis.
19437 (MEMORY_MOVE_COST): Likewise.
19438 (EXTRA_CC_MODES): Whitespace.
19439 (SELECT_CC_MODE): Add parenthesis and whitespace.
19440 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
19441 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
19442 (ASM_OUTPUT_LABEL): Add paramethesis.
19443 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
19444 (ASM_OUTPUT_REG_POP): Likewise.
19445 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
19446 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
19448 * config/i386/i386.c: Update copyright.
19449 (CHECK_STACK_LIMIT): Add parenthesis.
19450 (AT_BP): Uppercase macro parameter.
19451 (x86_64_int_parameter_registers): Constify.
19452 (x86_64_int_return_registers): Likewise.
19453 (ix86_compare_op0): Use rtx.
19454 (construct_container): Constify INTREG parameter.
19455 (function_arg): Use rtx.
19457 * diagnostic.h: Update copyright date.
19458 (output_buffer_state): Add parenthesis.
19459 (output_buffer_format_args): Likewise.
19461 * combine.c (combine_instructions): Replace XEXP (links, 0)
19464 2002-01-06 H.J. Lu <hjl@gnu.org>
19466 * cfgcleanup.c (thread_jump): Fix 2 typos.
19468 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
19470 * config.gcc: Add support for --enable-altivec.
19472 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
19474 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
19476 2002-01-06 Jakub Jelinek <jakub@redhat.com>
19478 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
19479 __objc_class_name_*.
19481 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
19483 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
19485 2002-01-06 Richard Henderson <rth@redhat.com>
19487 * reorg.c (emit_delay_sequence): Remove death notes, not merely
19488 nop them out. Increment label reference count for REG_LABEL.
19489 (fill_slots_from_thread): Frob label reference count around
19490 delete_related_insns.
19492 2002-01-05 Richard Henderson <rth@redhat.com>
19494 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
19497 2002-01-05 Richard Henderson <rth@redhat.com>
19499 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
19500 * integrate.c (output_inline_function): Likewise.
19501 * toplev.c (rest_of_compilation): Do it here instead. Move call
19502 to remove_unnecessary_notes after emitting abstract instance.
19503 Force an emitted nested function to have its parent emited as well.
19504 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
19506 (rtl_for_decl_location): Do not look at reload data structures
19507 before reload has run.
19509 2002-01-05 Kazu Hirata <kazu@hxi.com>
19511 * cse.c: Fix formatting.
19512 * dwarf2asm.c: Likewise.
19513 * dwarf2out.c: Likewise.
19514 * explow.c: Likewise.
19515 * expmed.c: Likewise.
19516 * function.c: Likewise.
19517 * gcov.c: Likewise.
19518 * gencheck.c: Likewise.
19519 * genrecog.c: Likewise.
19520 * ggc-common.c: Likewise.
19521 * ggc-page.c: Likewise.
19522 * global.c: Likewise.
19524 2002-01-05 Kazu Hirata <kazu@hxi.com>
19526 * combine.c: Fix formatting.
19528 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
19531 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
19533 2002-01-05 David Edelsohn <edelsohn@gnu.org>
19535 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
19536 as 1 for __powerpc64__ as well.
19538 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
19540 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
19543 2002-01-05 Daniel Berlin <dan@dberlin.org>
19545 * lcm.c: Revert change, due to performance regression it causes on
19546 SPEC because it's slightly more conservative (sigh, I hate
19549 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
19551 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
19553 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
19555 * doc/cppinternals.texi: Update.
19557 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
19559 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
19560 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
19562 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
19563 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
19564 kludge for pre-october-14th mmix versions to handle new-found bug
19565 with PUSHJ/PUSHGO and the register stack.
19566 * config/mmix/mmix.h (struct machine_function): Rename member
19567 has_call_value_without_parameters to has_call_without_parameters.
19568 All referers changed.
19569 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
19570 TARGET_MASK_BRANCH_PREDICT): New macros.
19571 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
19572 -mno-reg-stack-fill-bug-workaround.
19573 * config/mmix/mmix.md ("call"): Set struct machine member
19574 has_call_without_parameters.
19576 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
19578 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
19580 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
19582 * cfgcleanup.c: Include tm_p.h
19583 (mark_effect): Fix handling of hard register; fix handling of SET
19585 2002-01-04 Kazu Hirata <kazu@hxi.com>
19587 * config/h8300/h8300.md (anonymous patterns): Check that
19588 operands are registers before using REGNO on them.
19590 2002-01-03 Roland McGrath <roland@frob.com>
19592 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
19594 2002-01-04 Jakub Jelinek <jakub@redhat.com>
19596 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
19597 * c-common.h (genrtl_expr_stmt_value): Likewise.
19598 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
19599 (expand_expr_stmt_value): Add maybe_last argument.
19600 Don't warn about statement with no effect if it is the last statement
19601 in expression statement.
19602 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
19603 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
19604 expand_expr_stmt_value.
19605 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
19606 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
19607 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
19608 as maybe_last to expand_expr_stmt_value.
19610 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
19612 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
19613 be passed in, do not build it.
19614 (c_begin_if_stmt): New function.
19615 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
19616 * c-common.h (c_expand_start_cond): Update prototype.
19617 (c_begin_if_stmt): Prototype new function.
19618 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
19619 * c-parse.in (if_prefix): Use c_begin_if_stmt,
19620 c_begin_while_stmt and c_finish_while_stmt_cond.
19622 2002-01-04 William Cohen <wcohen@redhat.com>
19624 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
19625 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
19626 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
19627 * config/pa/som.h (ASM_FILE_START): Likewise.
19629 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
19631 * lcm.c: Include df.h.
19632 Add available_transfer_function prototype.
19633 (compute_available): Rework to use iterative dataflow framework.
19634 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
19635 with bb_info in df.h
19636 (available_transfer_function): New function.
19638 * Makefile.in (lcm.o): add df.h to dependencies.
19640 2002-01-04 Richard Henderson <rth@redhat.com>
19642 * config/alpha/alpha.c (some_operand): Accept HIGH.
19643 (input_operand): Likewise; accept simple references to globals.
19644 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
19645 (alpha_const_double_ok_for_letter_p): Likewise.
19646 (alpha_extra_constraint): Likewise.
19647 (alpha_preferred_reload_class): Likewise. Do not force
19648 symbolic constants to memory.
19649 (alpha_legitimate_address_p): Accept simple references
19650 to small_symbolic_operand.
19651 (alpha_legitimize_address): New arg scratch. Be prepared to be
19652 called when no_new_pseudos. Emit simple symbolic references.
19653 Split integers into low, high, and rest.
19654 (alpha_expand_mov): Use alpha_legitimize_address.
19655 (some_small_symbolic_mem_operand): New.
19656 (split_small_symbolic_mem_operand): New.
19657 * config/alpha/alpha-protos.h: Update.
19658 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
19659 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
19660 (EXTRA_CONSTRAINT): Likewise.
19661 (PREFERRED_RELOAD_CLASS): Likewise.
19662 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
19663 (PREDICATE_CODES): Update.
19664 * config/alpha/alpha.md: New post-reload splitters to convert
19665 simplfied symbolic operands to the form that references $29.
19666 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
19667 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
19669 2002-01-03 Richard Henderson <rth@redhat.com>
19671 * local-alloc.c (function_invariant_p): Update commentary.
19673 2002-01-04 H.J. Lu <hjl@gnu.org>
19675 * toplev.c (rest_of_compilation): Fix a typo when calling
19678 2002-01-03 Kazu Hirata <kazu@hxi.com>
19680 * c-common.c: Fix formatting.
19681 * diagnostic.c: Likewise.
19682 * doloop.c: Likewise.
19683 * dwarf2out.c: Likewise.
19685 2002-01-03 Kazu Hirata <kazu@hxi.com>
19687 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
19688 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
19690 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
19692 * cpperror.c: Update comments and copyright.
19693 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
19694 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
19696 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
19698 * collect2.c (main): Use strcmp when testing for "-shared".
19700 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
19702 * cppmacro.c: Don't include intl.h. Update comments.
19703 (new_number_token): Allocate enough buffer for 64-bit unsigned
19704 integers; update prototype.
19705 * cppmain.c: Update comments.
19707 2002-01-03 William Cohen <wcohen@redhat.com>
19709 * function.h (struct function): Add profile.
19710 (current_function_profile): New.
19711 doc/extend.texi: Update documentation.
19712 * final.c (final_start_function): Use current_function_profile
19713 instead of profile_flag.
19714 (profile_after_prologue): Likewise.
19715 * function.c (expand_function_start): Likewise.
19716 (expand_function_start): Likewise.
19717 * config/alpha/alpha.c (direct_call_operand):
19718 (alpha_does_function_need_gp): Likewise.
19719 (alpha_expand_prologue): Likewise.
19720 * config/arm/arm.c (arm_expand_prologue): Likewise.
19721 thumb_expand_prologue: Likewise.
19722 * config/d30v/d30v.c (d30v_stack_info): Likewise.
19723 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
19724 (fr30_expand_prologue): Likewise.
19725 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
19726 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
19727 * config/i386/i386.h (FINALIZE_PIC): Likewise.
19728 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
19729 * config/i960/i960.c (i960_output_function_prologue): Likewise.
19730 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
19731 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
19732 (m32r_expand_prologue): Likewise.
19733 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
19734 (m88k_expand_prologue): Likewise.
19735 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
19736 * config/mips/mips.c (compute_frame_size): Likewise.
19737 (mips_expand_prologue): Likewise.
19738 (mips_can_use_return_insn): Likewise.
19739 * config/pa/elf.h (ASM_FILE_START): Likewise.
19740 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
19741 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
19742 * config/pa/som.h (ASM_FILE_START): Likewise.
19743 * config/romp/romp.c (romp_using_r14): Likewise.
19744 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
19745 (rs6000_stack_info): Likewise.
19746 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
19747 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
19748 * config/v850/v850.c (compute_register_save_size): Likewise.
19750 2002-01-03 Jakub Jelinek <jakub@redhat.com>
19752 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
19753 gen_lowpart_common fails, use gen_lowpart_SUBREG.
19755 2002-01-03 Turly O'Connor <turly@apple.com>
19757 * darwin.c (machopic_output_possible_stub_label): Don't generate
19758 stub routines for pseudo-stubs which we've just defined.
19760 2002-01-03 Kazu Hirata <kazu@hxi.com>
19762 * builtins.c: Fix formatting.
19763 * c-typeck.c: Likewise.
19764 * combine.c: Likewise.
19765 * expr.c: Likewise.
19766 * loop.c: Likewise.
19768 2002-01-03 Andreas Schwab <schwab@suse.de>
19770 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
19771 and return true if _cpp_push_next_buffer pushed a new include
19773 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
19774 _cpp_pop_file_buffer did not push a new file.
19775 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
19777 2002-01-02 Eric Christopher <echristo@redhat.com>
19779 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
19780 FIND_REG_INC_NOTE call. Update copyright.
19781 * loop.c (canonicalize_condition): Ditto.
19782 * reorg.c (delete_scheduled_jump): Ditto.
19784 2002-01-03 Kazu Hirata <kazu@hxi.com>
19786 * gcse.c: Fix formatting.
19788 2002-01-03 Graham Stott <grahams@redhat.com>
19790 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
19791 forward defs for struct tags rtx_def, union_tree, rtvec_def
19792 also output corresponding typedefs for rtx, tree, and rtvec.
19794 * system.h: Move forward defs for struct tags rtx_def, union_tree,
19795 rtvec_def along with corresponding typedefs for rtx, tree, and
19796 rtvec to config.h, hconfig.h, tconfig.h.
19798 2002-01-03 Graham Stott <grahams@redhat.com>
19800 * tree.h: Update copyright date.
19801 (IS_EXPR_CODE_CLASS): Add parenthesis.
19802 (TREE_SET_CODE): Add whitespace.
19803 (TREE_CHECK): Add parenthesis.
19804 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
19805 (CST_OR_CONSTRUCTOR_CHECK):
19806 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
19807 (TREE_SYMBOL_REFERENCED): Whitespace.
19808 (INT_CST_LT): Likewise.
19809 (INT_CST_LT_UNSIGNED): Likewise.
19810 (tree_real_cst): Unwrap comment.
19811 (tree_string): Likewise.
19812 (tree_complex): Likewise.
19813 (IDENTIFIER_POINTER): correct cast.
19814 (SAVE_EXPR_CONTEXT): Whitespace.
19815 (EXPR_WFL_FILENAME_NODE): Likewise.
19816 (EXPR_WFL_FILENAME): Remove parenthesis.
19817 (DECL_ORIGIN): Add parenthesis.
19818 (DECL_FROM_INLINE): Use NULL_TREE.
19819 (build_int_2): Whitespace.
19820 (build_type_variant): Add parenthesis.
19822 * gcc/jcf-parse.c: Update copyright date.
19823 (yyparse): Constify resource_filename.
19825 2002-01-03 Graham Stott <grahams@redhat.com>
19827 * rtl.h: Update copyright date.
19828 (RTL_CHECK1): Wrap long line.
19829 (RTL_CHECK2): Likewise.
19830 (RTL_CHECKC1): Wrap long line and whitespace.
19831 (RTL_CHECKC2): Likewise.
19832 (XWINT): Whitespace.
19838 (XBITMAP): Likewise.
19840 (XBBDEF): Likewise.
19842 (X0WINT): Likewise.
19844 (X0UINT): Likewise.
19848 (X0MODE): Likewise.
19849 (X0BITMAP): Likewise.
19850 (X0TREE): Likewise.
19851 (X0BBDEF): Likewise.
19852 (X0ADVFLAGS): Likewise.
19853 (X0CSELIB): Likewise.
19854 (X0MEMATTR): Likewise.
19855 (XCWINT): Likewise.
19857 (XCUINT): Likewise.
19861 (XCMODE): Likewise.
19862 (XCBITMAP): Likewise.
19863 (XCTREE): Likewise.
19864 (XCBBDEF): Likewise.
19865 (XCADVFLAGS): Likewise.
19866 (XCCSELIB): Likewise.
19867 (XC2EXP): Likewise.
19868 (INSN_UID): Likewise.
19869 (PREV_INSN): Likewise.
19870 (PATTERN): Likewise.
19871 (INSN_CODE): Likewise.
19872 (PUT_REG_NOTE_KIND): Likewise.
19873 (CODE_LABEL_NUMBER): Likewise.
19874 (NOTE_SOURCE_FILE): Likewise.
19875 (NOTE_BLOCK): Likewise.
19876 (NOTE_EH_HANDLER): Likewise.
19877 (NOTE_RANGE_INFO): Likewise.
19878 (NOTE_LIVE_INFO): Likewise.
19879 (NOTE_BASIC_BLOCK): Likewise.
19880 (NOTE_EXPECTED_VALUE): Likewise.
19881 (NOTE_LINE_NUMBER): Likewise.
19882 (LABEL_NAME): Likewise.
19883 (LABEL_NUSES): Likewise.
19884 (LABEL_ALTERNATE_NAME): Likewise.
19885 (ADDRESSOF_DECL): Likewise.
19886 (JUMP_LABEL): Likewise.
19887 (LABEL_NEXTREF): Likewise.
19889 (ORIGINAL_REGNO: Likewise.
19890 (HARD_REGISTER_NUM_P): Add parenthesis.
19891 (SUBREG_REG): Whitespace.
19892 (SUBREG_BYTE): Likewise.
19893 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
19894 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
19895 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
19896 (ASM_OPERANDS_INPUT_VEC): Likewise.
19897 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
19898 (ASM_OPERANDS_INPUT): Likewise.
19899 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
19900 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
19901 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
19902 (ASM_OPERANDS_INPUT_MODE): Likewise.
19903 (ASM_OPERANDS_SOURCE_FILE): Likewise.
19904 (ASM_OPERANDS_SOURCE_LINE): Likewise.
19905 (MEM_SET_IN_STRUCT_P): Minor reformat.
19906 (TRAP_CONDITION): Whitespace.
19907 (TRAP_CODE): Likewise.
19908 (COND_EXEC_TEST): Likewise.
19909 (COND_EXEC_CODE): Likewise.
19910 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
19911 (PHI_NODE_P): Add parenthesis.
19912 (plus_constant): Whitespace and add parenthesis.
19914 2002-01-03 Kazu Hirata <kazu@hxi.com>
19916 * config/avr/avr.c: Fix comment typos.
19917 * config/c4x/c4x.md: Likewise.
19918 * config/dsp16xx/dsp16xx.h: Likewise.
19919 * config/dsp16xx/dsp16xx.md: Likewise.
19920 * config/i386/i386.md: Likewise.
19921 * config/ia64/ia64.c: Likewise.
19922 * config/m32r/m32r.h: Likewise.
19923 * config/m68hc11/m68hc11.md: Likewise.
19924 * config/mmix/mmix.c: Likewise.
19925 * config/mn10200/mn10200.c: Likewise.
19926 * config/romp/romp.c: Likewise.
19927 * config/sh/sh.c: Likewise.
19928 * config/stormy16/stormy16.c: Likewise.
19929 * config/stormy16/stormy16.h: Likewise.
19930 * config/stormy16/stormy16.md: Likewise.
19932 2002-01-03 Graham Stott <grahams@redhat.com>
19934 * loop.h: Update copyright date.
19935 (LOOP_MOVABLES): Fix typo.
19936 (LOOP_REGS): Likewise.
19937 (LOOP_IVS): Likewise.
19939 2002-01-03 Graham Stott <grahams@redhat.com>
19941 * cppinit.c: Update copyright date.
19942 Don't include output.h
19943 * Makefile.in: Update copyright date.
19946 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
19949 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
19950 (-pthread) Add to RS/6000 options.
19952 2002-01-02 Kazu Hirata <kazu@hxi.com>
19954 * except.c: Fix comment typos.
19955 * loop.c: Likewise.
19956 * varasm.c: Likewise.
19957 * doc/tm.texi: Fix a typo.
19959 2002-01-02 Jakub Jelinek <jakub@redhat.com>
19961 * c-typeck.c (output_init_element): Allow initializing static storage
19962 duration objects with compound literals.
19964 2002-01-02 Richard Henderson <rth@redhat.com>
19966 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
19969 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19971 * gcc.c (default_compilers): Const-ify.
19972 * mips-tdump.c (stab_names): Likewise.
19973 * mips-tfile.c (map_coff_types, map_coff_storage,
19974 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
19975 pseudo_ops_t, pseudo_ops): Likewise.
19976 * protoize.c (default_include): Likewise
19978 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
19979 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
19980 Add array size in declaration.
19981 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
19982 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
19983 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
19984 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
19985 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
19986 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
19987 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
19988 emtens, make_nan): Const-ify.
19989 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
19990 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
19992 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
19994 * config.gcc (ia64-*-*): Set extra_headers.
19995 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
19996 * config/alpha/t-osf: Remove.
19997 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
19999 2002-01-02 David Edelsohn <edelsohn@gnu.org>
20001 * config/rs6000/t-aix43: Revert previous change.
20003 2002-01-02 Jason Merrill <jason@redhat.com>
20005 * c-decl.c (c_expand_body): Call outlining_inline_function when
20006 emitting an inline function out of line.
20008 2002-01-02 Richard Henderson <rth@redhat.com>
20010 * dwarf2out.c (limbo_die_node): Add created_for member.
20011 (new_die): New argument created_for. Update all callers.
20012 (mark_limbo_die_list): New.
20013 (dwarf2out_init): Register limbo_die_list as a root.
20014 (dwarf2out_finish): Force insert limbo dies into their function
20017 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
20020 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
20022 2002-01-02 Kazu Hirata <kazu@hxi.com>
20024 * config/h8300/fixunssfsi.c: Update copyright.
20027 * config/h8300/h8300.c: Update copyright.
20028 Eliminate warnings.
20030 2002-01-02 Kazu Hirata <kazu@hxi.com>
20032 * config/romp/romp.c: Fix comment formatting.
20033 * config/romp/romp.h: Likewise.
20034 * config/romp/romp.md: Likewise.
20035 * config/s390/s390.c: Likewise.
20036 * config/stormy16/stormy16.c: Likewise.
20037 * config/stormy16/stormy16.h: Likewise.
20039 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
20041 * c-common.h (genrtl_expr_stmt_value): Declare.
20042 * c-semantics.c (genrtl_goto_stmt): Redirect to...
20043 (genrtl_goto_stmt_value): ... this new function. Pass new
20044 argument down to expand_expr_stmt_value, taking
20045 TREE_ADDRESSABLE into account.
20046 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
20047 STMT_EXPR as addressable, i.e., one whose result we want.
20048 * expr.c (expand_expr): Don't save expression statement value
20049 of labeled_blocks or loop_exprs.
20050 * stmt.c (expand_expr_stmt): Redirect to...
20051 (expand_expr_stmt_value): ... this new function. Use new
20052 argument to tell whether to save expression value.
20053 (expand_end_stmt_expr): Reset last_expr_type and
20054 last_expr_value if we don't have either.
20055 * tree-inline.c (declare_return_variable): Mark its use
20056 statement as addressable.
20057 * tree.h: Document new use of TREE_ADDRESSABLE.
20058 (expand_expr_stmt_value): Declare.
20060 2002-01-01 Tom Rix <trix@redhat.com>
20062 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
20063 rs6000_emit_allocate_stack.
20065 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
20067 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
20068 ${srcdir}/ginclude/ to every entry in extra_headers.
20069 * configure: Regenerate.
20070 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
20071 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
20072 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
20073 * ginclude/proto.h: Rename to config/convex/proto.h.
20075 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20077 * attribs.c (handle_vector_size_attribute): Use host_integerp
20078 and tree_int_cst; remove warnings.
20079 * caller-save.c (insert_restore): Add cast to get rid of warning.
20080 (insert_save): Likewise.
20081 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
20082 * regmove.c (find_matches): Add temporary var to kill a warning.
20084 2002-01-01 Douglas B Rupp <rupp@gnat.com>
20086 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
20087 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
20088 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
20089 (vms-dwarf2eh.o): Add Makefile rule.
20090 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
20091 * config/alpha/vms-dwarf2eh.asm: New file.
20093 * gcc.c (delete_if_ordinary): Delete all versions.
20095 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
20097 * config/mmix/mmix.md: Update FIXME to not mention
20099 (MMIX_rJ_REGNUM): New define_constants constant.
20100 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
20101 "*movdicc_real"): Adjust contraints formatting.
20102 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
20103 for branch prediction.
20104 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
20106 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
20107 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
20108 number. Delete related FIXMEs.
20109 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
20110 from number to MMIX_rJ_REGNUM.
20111 (TARGET_MASK_BRANCH_PREDICT): New.
20112 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
20113 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
20114 value. Add -mbranch-predict and -mno-branch-predict.
20115 (TARGET_VERSION): Drop date.
20116 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
20117 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
20118 for finding out global symbols.
20119 (mmix_asm_output_labelref): Revert condition for global symbol.
20120 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
20121 (mmix_print_operand_punct_valid_p): A '+' is valid.
20123 See ChangeLog.6 for earlier changes.